CN113018035B - Nursing bed for orthopedics department, gynecology department, paediatrics department and nursing home - Google Patents

Abstract

The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention includes a bed board (100), a toilet part (200), and a driving part (300). The motor (301) drives the shutter (311) to rise through a crank-link mechanism. to cover the user's private parts, and drive the baffle (201) to move away from the toilet through hole (104) of the bed board (100) through a double linkage mechanism, so as to facilitate the user to move toward the urinal through the toilet through hole (104) 202) Going to the toilet. The present invention simultaneously drives the rise of the shutter (311) and the removal of the baffle (201) through the above-mentioned driving part (300), so as to cover the user's private parts when the user uses the toilet, and connects the toilet through hole (104) and urinal (202), and when the user does not need to go to the toilet, the bed board (100) is restored to an ordinary bed body, realizing the dual-use of the driving part (300), which is suitable for patients in orthopedics, gynecology, pediatrics, and nursing homes. care is provided conveniently.

Description

Nursing beds for orthopedics, gynecology, pediatrics, and nursing homes

Technical field

The invention relates to medical care equipment, in particular to a nursing bed used in orthopedics, gynecology, pediatrics, and nursing homes.

Background technique

Currently, in the care of orthopedics, gynecology, pediatrics, and nursing homes, it is often necessary to help patients go to the toilet. When using the toilet in a ward with many patients, curtains or baffles are used to cover the user's private parts for convenience, and the user is helped to get up to use the toilet.

The traditional nursing bed only has a removable baffle on the bed board, and a urinal is placed under the baffle to facilitate the user to use the toilet. It cannot assist the user to get up at the same time, nor can it drive the curtain or baffle to cover the user's private parts at the same time. It is also unable to automatically restore the baffle position, curtain position, and lay the user flat to the supine state after using the toilet.

Therefore, there is an urgent need for a nursing bed for orthopedics, gynecology, pediatrics, and nursing homes that has more functions and can cooperate with users to use the toilet.

Contents of the invention

The technical problem to be solved by the present invention is to provide a nursing bed for orthopedics, gynecology, pediatrics, and nursing homes that has more functions and can cooperate with users to use the toilet.

The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes according to the invention includes

The bed board, the lower surface of which is fixed to the bed legs, is provided with a toilet through hole, and a first guide rail is disposed on at least one side of the lower surface of the bed board located at the toilet through hole;

The toilet part is equipped with a baffle, a urinal, and a cantilever rod. The baffle moves along the first guide rail. A urinal is arranged directly below the toilet through hole of the bed board. The urinal passes through the cantilever. The rod is fixed to the bed legs.

The driving part uses a motor to drive the shutter to rise through a crank linkage mechanism to cover the user's private parts, and drives the baffle to move away from the toilet through hole of the bed board through a double linkage mechanism to facilitate the user to pass through the toilet through hole. Use the toilet in the urinal.

The present invention uses a nursing bed for orthopedics, gynecology, pediatrics, and nursing homes, wherein the driving part includes a motor, an output shaft, a first connecting rod, a second connecting rod, a first pin, a third connecting rod, a fourth connecting rod, Two pins, a first support rod, a first guide bush, and a shutter. The output shaft of the motor is fixed to one end of the first connecting rod, and the other end of the first connecting rod is connected to one end of the second connecting rod. Hinge connection, the other end of the second connecting rod is fixed to the first pin, and the first pin is installed on the side end surface of the baffle through a bearing;

One end of the third connecting rod is fixed to the output shaft of the motor, the other end of the third connecting rod is hingedly connected to one end of the fourth connecting rod, and the other end of the fourth connecting rod is connected to the The second pin is fixed. The second pin is installed on the side surface of the shutter through a bearing. The lower end of the shutter is fixed to the upper end of the first support rod. The first support rod set is located inside the first guide sleeve.

The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention, wherein the bed board is equipped with a lift portion, and the lift portion includes a fifth connecting rod, a sixth connecting rod, a third pin, a guide hole plate, a seventh Connecting rod, eighth connecting rod, fourth pin, transverse guide hole, arc guide hole, first bayonet, second bayonet, support plate, lift plate, lift hole, limit rod, the fifth link One end of the rod is hingedly connected to the other end of the first connecting rod, the other end of the fifth connecting rod is hingedly connected to one end of the sixth connecting rod, and the other end of the sixth connecting rod is hingedly connected to the third connecting rod. Three pins are fixed. The third pin is installed on the side surface of the guide hole plate through a bearing. The guide hole plate is fixed to the side end surface of the bed board. The other end of the sixth connecting rod is connected to the side surface of the bed board. One end of the seventh connecting rod is fixed, the other end of the seventh connecting rod is hingedly connected to one end of the eighth connecting rod, and the other end of the eighth connecting rod is fixed to the fourth pin. The four-pin shaft is installed on the side surface of the support plate through bearings. A first bayonet is fixed on the side of the side end surface of the support plate away from the toilet through hole. The side end surface of the support plate is close to the side surface of the support plate. A second bayonet is fixed on one side of the toilet through hole. The first bayonet and the second bayonet of the support plate are both configured to move in the transverse guide hole opened in the guide hole plate and support the support plate. The guide hole plate is provided with an arc guide hole penetrating the transverse guide hole. When the second bayonet moves to the side of the transverse guide hole of the guide hole plate closest to the toilet through hole, The first bayonet can move along the arc guide hole, the upper surface of the support plate overlaps the lower surface of the body panel, and the body panel is arranged in the body hole of the bed board, so The push-up board is hingedly connected to the side of the push-up hole of the bed board close to the toilet through hole, and the side end surface of the push-up hole of the bed board is fixed to the limiting rod.

In the nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention, two sets of structures composed of first bayonet pins, second bayonet pins, and guide hole plates are symmetrically provided on both sides of the support plate.

The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention has a structure composed of a set of first bayonet pins, a second bayonet pin, and a guide hole plate symmetrically provided on both sides of the support plate. The end is fixed to both sides of the lift hole of the bed board.

The present invention is a nursing bed for orthopedics, gynecology, pediatrics, and nursing homes, wherein the two groups of shielding bodies composed of a first support rod, a first guide sleeve, and a shielding plate are symmetrically arranged on both sides of the bed board, between the two shielding plates. Fixed by ninth link.

The present invention is a nursing bed for orthopedics, gynecology, pediatrics, and nursing homes, wherein the two groups of shielding bodies composed of the first support rod, the first guide sleeve, and the shielding plate are symmetrically arranged on both sides of the bed board, and one group is composed of the first support rod and the shielding plate. The shielding body composed of the rod, the first guide bush and the shielding plate is arranged at the end of the bed board, and the three shielding plates are fixed by a ninth connecting rod.

In the nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention, the power module of the motor is configured on the bed leg, and the power module is connected to the user terminal through a wireless communication module.

The difference between the nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention and the prior art is that the nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention simultaneously drives the rise of the shutter and the removal of the baffle through the above-mentioned driving part. The user's private parts are covered when the user goes to the toilet, and the toilet through hole and the urinal are connected. When the user does not need to go to the toilet, the bed board is restored to an ordinary bed body, thus realizing the dual-use of the driving part. Convenient care for patients in orthopedics, gynecology, pediatrics, and nursing homes.

The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention will be further described below with reference to the accompanying drawings.

Description of drawings

Figure 1 is a front view of a first state nursing bed for use in orthopedics, gynecology, pediatrics, and nursing homes;

Figure 2 is a front view of a nursing bed used in orthopedics, gynecology, pediatrics, and nursing homes in a second state;

FIG. 3 is a top view of FIG. 1 .

Detailed ways

As shown in Figures 1 to 3, referring to Figure 1, the nursing bed for orthopedics, gynecology, pediatrics, and nursing homes of the present invention includes

The bed board 100 has a lower surface fixed to the bed legs 101 and is provided with a toilet through hole 104. A first guide rail 103 is disposed on at least one side of the lower surface of the bed board 100 located at the toilet through hole 104;

The toilet part 200 is equipped with a baffle 201, a urinal 202, and a cantilever rod 203. The baffle 201 moves along the first guide rail 103. A urine pot is arranged directly below the toilet through hole 104 of the bed board 100. Basin 202, the urinal 202 is fixed to the bed leg 101 through a cantilever rod 203.

The driving part 300 drives the shutter 311 to rise through a crank linkage mechanism through the motor 301 to cover the user's private parts, and drives the baffle 201 to move away from the toilet through hole 104 of the bed board 100 through a double linkage mechanism for convenience. The user goes to the toilet through the toilet through hole 104 towards the urinal 202 .

The present invention simultaneously drives the rise of the shutter 311 and the removal of the baffle 201 through the above-mentioned driving part 300, so as to cover the user's private parts when the user uses the toilet, and connects the toilet through hole 104 and the urinal 202. When there is no need to go to the toilet, the bed board 100 can be restored to an ordinary bed body, thereby realizing the dual-use of the driving part 300 and providing convenience for the care of patients in orthopedics, gynecology, pediatrics, and nursing homes.

Wherein, the outer surface of the urinal 202 is fixed to one end of the cantilever rod 203, and the other end of the cantilever rod 203 is fixed to the bed leg 101.

The other end of the cantilever rod 203 can be detachably fixed to the bed leg 101 through bolts and nuts to facilitate replacement and cleaning of the urinal 202.

Wherein, first guide rails 103 are disposed on both sides or one side of the toilet through hole 104 on the lower surface of the bed board 100 to support and guide the baffle 201 .

Among them, in order to facilitate the folding of the support plate 412, the number of the bed legs 101 of the present invention is three, that is, there is no bed leg on one side of the support plate 412, but a cross beam 102 is arranged at the bottom of the bed leg 101 on the other side. Thereby, the bed board 100 is stably supported.

Of course, the present invention can also only provide two bed legs 101 on one side of the bed board 100. The bottom of the bed legs 101 is fixed to one end of a cross beam 102, and the cross beam 102 is arranged directly below the bed board 100. Support bed board 100.

Wherein, the bottom of the bed leg 101 can be equipped with rollers, and the rollers have braking parts to facilitate the movement and stopping of the bed board 100.

As a further explanation of this embodiment, referring to Figures 1 and 2, the driving part 300 includes a motor 301, an output shaft 302, a first connecting rod 303, a second connecting rod 304, a first pin 305, and a third connecting rod 306. , the fourth connecting rod 307, the second pin 308, the first support rod 309, the first guide bush 310, and the shutter 311. The output shaft 302 of the motor 301 is fixed to one end of the first connecting rod 303. The other end of a connecting rod 303 is hingedly connected to one end of the second connecting rod 304, and the other end of the second connecting rod 304 is fixed to the first pin 305. The first pin 305 is installed through a bearing. On the side end surface of the baffle 201;

One end of the third connecting rod 306 is fixed to the output shaft 302 of the motor 301, and the other end of the third connecting rod 306 is hingedly connected to one end of the fourth connecting rod 307. The fourth connecting rod 307 The other end is fixed to the second pin 308. The second pin 308 is installed on the side surface of the shutter 311 through a bearing. The lower end of the shutter 311 is connected to the first support rod 309. The upper end is fixed, and the first support rod 309 is placed in the first guide sleeve 310 .

The present invention drives the baffle 201 to move through the double link mechanism composed of the first link 303 and the second link 304, so that when the motor 301 rotates counterclockwise, the baffle 201 does not block the toilet through hole 104, and the baffle 201 does not block the toilet through hole 104. It is convenient for the user to go to the toilet, and when the motor 301 rotates counterclockwise, the crank composed of the third connecting rod 306, the fourth connecting rod 307, the second pin 308, the first support rod 309 and the first guide bush 310 The link mechanism can realize the movement of the baffle 201, so that the baffle 311 can be raised to cover the user's private parts, thereby protecting the user's privacy and avoiding the trouble of pulling the curtain.

The bottom of the first guide bush 310 is fixed to the machine frame, the ground, the beam 102 or the bed leg 101 .

The motor 301 is a reduction motor, so that the motor 301 can stably rotate to a specified angle and remain stationary at a certain rotation angle when the power is turned off.

The motor 301 can be directly fixed to the bed legs 101 or the bed board 100. Of course, when the bed board 100 does not need to be moved, the motor 301 can also be directly fixed to the frame or the ground.

As a further explanation of this embodiment, referring to Figures 1 and 2, the bed board 100 is configured with a lift portion 400. The lift portion 400 includes a fifth link 401, a sixth link 402, a third pin 403, Guide hole plate 404, seventh link 405, eighth link 406, fourth pin 407, transverse guide hole 408, arc guide hole 409, first bayonet 410, second bayonet 411, support plate 412, lift The body panel 413, the lifting hole 414, the limiting rod 415, one end of the fifth link 401 is hingedly connected to the other end of the first link, and the other end of the fifth link 401 is connected to the sixth link 401. One end of the connecting rod 402 is hingedly connected, and the other end of the sixth connecting rod 402 is fixed to the third pin 403. The third pin 403 is installed on the side surface of the guide hole plate 404 through a bearing, so The guide hole plate 404 is fixed to the side end surface of the bed board 100, the other end of the sixth connecting rod 402 is fixed to one end of the seventh connecting rod 405, the other end of the seventh connecting rod 405 is fixed to the side end surface of the bed board 100. One end of the eighth link 406 is hingedly connected, and the other end of the eighth link 406 is fixed to the fourth pin 407. The fourth pin 407 is installed on the side surface of the support plate 412 through a bearing. A first bayonet 410 is fixed on the side of the side end surface of the support plate 412 away from the toilet through hole 104 , and a first bayonet 410 is fixed on the side of the side end surface of the support plate 412 close to the toilet through hole 104 . The second bayonet 411. The first bayonet 410 and the second bayonet 411 of the support plate 412 are both configured to move in the transverse guide hole 408 opened in the guide hole plate 404 and support the support plate 412. The guide hole The plate 404 is provided with an arc guide hole 409 that passes through the transverse guide hole 408. When the second bayonet 411 moves to the end of the transverse guide hole 408 of the guide hole plate 404 that is closest to the toilet through hole 104, On one side, the first bayonet 410 can move along the arc guide hole 409, and the upper surface of the support plate 412 overlaps the lower surface of the lift panel 413. The lift panel 413 is configured on the In the lift hole 414 opened in the bed board 100, the lift plate 413 is hingedly connected to the side of the lift hole 414 of the bed board 100 close to the toilet through hole 104, and the side end surface of the lift hole 414 of the bed board 100 Fixed with limit rod 415.

The present invention utilizes the rotation of the first link 303 when pulling the baffle 201 to drive the fifth link 401, the sixth link 402, the seventh link 405, and the eighth link 406 to swing, so that the support plate 412 first faces The toilet passage moves horizontally, and then under the action of the first bayonet 410 and the arc guide hole 409, the support plate 412 is turned over, thereby realizing the flipping of the lift plate 413, so that the baffle 201 moves to open the toilet passage. hole 104 and the cover 311 rises to cover the user's private parts, the lift plate 413 can change the user from a supine posture to a sitting posture, making it easier for the user to use the toilet more comfortably, realizing the three uses of the motor 301.

In the present invention, since the support plate 412 moves laterally first, the user's upper body can be sensed by the vibration of its moving virtual position, thereby providing a good early warning for lifting the user's upper body and preventing the mechanical structure from directly lifting the user's upper body. Strain the user.

Wherein, the limiting rod 415 is used to limit and support the lift panel 413 when it is arranged in a horizontal state.

As a further explanation of this embodiment, referring to Figures 1 and 3, two sets of structures composed of first bayonet pins 410, second bayonet pins 411, and guide hole plates 404 are symmetrically provided on both sides of the support plate 412.

In order to ensure better movement of the support plate 412 in the present invention, first bayonet 410, second bayonet 411, and guide hole plate 404 are symmetrically provided on both sides of the support plate 412. The bed board 100 with the above structure is only configured for The user's lower body is half of the bed board, while the upper body only relies on the fixed support of a single side of the limit rod 415 of the cantilever beam structure and the bed board 100, which is more stable in the user's sitting position. In the above structure, the lift hole 414 is opened in the entire half of the bed board 100 away from the toilet through hole 104 , that is to say, only the half side of the bed board 100 close to the toilet through hole 104 is left.

Of course, a variation of this embodiment can also be, as shown in FIG. 1 , a structure composed of a set of first bayonet pins 410 , second bayonet pins 411 , and guide hole plates 404 are symmetrically provided on both sides of the support plate 412 body, the two ends of the limiting rod 415 are fixed to both sides of the lifting hole 414 of the bed board 100.

The thickness of the guide hole plate 404 of the present invention should be thick enough so that the first bayonet 410 and the first bayonet 410 of the support plate 412 are cantilevered in the horizontal guide hole 408 and the arc guide hole 409 of the guide hole plate 404. The two bayonet pins 411 can support the support plate 412 and enable the support plate 412 to move smoothly. The bed board 100 with the above structure can be a bed board 100 that extends entirely to the head of the bed, so that the two ends of the limit rod 415 can obtain the lifting holes of the bed board 100 The fixed support on both sides of the 414 makes the user more stable in the supine position.

The two sets of shielding bodies composed of the first support rod 309, the first guide bush 310, and the shielding plates 311 are symmetrically arranged on both sides of the bed board 100, and the two shielding plates 311 are fixed by a ninth connecting rod 421.

In the present invention, two sets of shutters 311 are fixed through the ninth link 421, so that the two sets of shutters 311 can cover the user's private parts at the same time to improve privacy.

As a further explanation of this embodiment: Referring to Figure 3, the two groups of shielding bodies composed of the first support rod 309, the first guide bush 310, and the shielding plate 311 are symmetrically arranged on both sides of the bed board 100. A shielding body composed of a support rod 309, a first guide bush 310, and a shielding plate 311 is arranged at the end of the bed board 100, and the three shielding plates 311 are fixed by a ninth connecting rod 421.

In the present invention, three groups of shutters 311 are fixed through the ninth link 421, so that the three groups of shutters 311 can block the user's private parts at the same time to improve privacy.

As a further explanation of this embodiment, the power module of the motor 301 is configured on the bed leg 101, and the power module is connected to the user terminal through a wireless communication module.

Through the above structure, the present invention allows users to wirelessly control the rotation of the motor to adjust the driving part.

The above-described embodiments are only descriptions of preferred embodiments of the present invention and do not limit the scope of the present invention. Without departing from the design spirit of the present invention, those of ordinary skill in the art may make various modifications to the technical solutions of the present invention. All deformations and improvements shall fall within the protection scope determined by the claims of the present invention.

Claims (6)

1. A nursing bed for orthopedics, gynecology, pediatrics, and nursing homes, characterized by: including The lower surface of the bed board (100) is fixed to the bed legs (101) and has a toilet through hole (104). The lower surface of the bed board (100) is located on at least one side of the toilet through hole (104). Configured with a first guide rail (103); The toilet part (200) is equipped with a baffle (201), a urinal (202), and a cantilever rod (203). The baffle (201) moves along the first guide rail (103), and the bed board (201) moves along the first guide rail (103). A urinal (202) is arranged directly below the toilet through hole (104) of 100), and the urinal (202) is fixed to the bed leg (101) through a cantilever rod (203); The driving part (300) drives the shutter (311) to rise through the crank link mechanism through the motor (301) to cover the user's private parts, and drives the baffle (201) from the bed board (100) through the double link mechanism. Move away from the toilet through hole (104) to facilitate the user to use the toilet through the toilet through hole (104) towards the urinal (202); The driving part (300) includes a motor (301), an output shaft (302), a first connecting rod (303), a second connecting rod (304), a first pin (305), and a third connecting rod (306). , the fourth connecting rod (307), the second pin (308), the first support rod (309), the first guide bush (310), the shutter (311), the output shaft (302) of the motor (301) ) is fixed to one end of the first connecting rod (303), and the other end of the first connecting rod (303) is hingedly connected to one end of the second connecting rod (304). The other end is fixed to the first pin (305), and the first pin (305) is installed on the side end surface of the baffle (201) through a bearing; One end of the third connecting rod (306) is fixed to the output shaft (302) of the motor (301), and the other end of the third connecting rod (306) is fixed to one end of the fourth connecting rod (307). Hinge connection, the other end of the fourth connecting rod (307) is fixed to the second pin (308), the second pin (308) is installed on the side surface of the shutter (311) through a bearing On the upper side, the lower end of the shutter (311) is fixed to the upper end of the first support rod (309), and the first support rod (309) is installed in the first guide bush (310); The bed board (100) is equipped with a lift portion (400). The lift portion (400) includes a fifth connecting rod (401), a sixth connecting rod (402), a third pin (403), and a guide hole. Plate (404), seventh connecting rod (405), eighth connecting rod (406), fourth pin (407), transverse guide hole (408), arc guide hole (409), first bayonet pin (410) , the second bayonet (411), the support plate (412), the lift plate (413), the lift hole (414), the limiting rod (415), one end of the fifth connecting rod (401) and the third The other end of one connecting rod is hingedly connected, the other end of the fifth connecting rod (401) is hingedly connected with one end of the sixth connecting rod (402), and the other end of the sixth connecting rod (402) is connected with the other end of the sixth connecting rod (402). The third pin (403) is fixed, and the third pin (403) is installed on the side surface of the guide hole plate (404) through a bearing, and the guide hole plate (404) and the bed board (100) The side end surface of the sixth connecting rod (402) is fixed to one end of the seventh connecting rod (405), and the other end of the seventh connecting rod (405) is fixed to the eighth connecting rod. One end of (406) is hingedly connected, and the other end of the eighth connecting rod (406) is fixed to the fourth pin (407). The fourth pin (407) is installed on the support plate (407) through a bearing. 412), a first bayonet (410) is fixed on the side of the side end surface of the support plate (412) away from the toilet through hole (104), and the side end surface of the support plate (412) A second bayonet (411) is fixed on the side close to the toilet through hole (104), and the first bayonet (410) and the second bayonet (411) of the support plate (412) are both arranged on The support plate (412) moves and supports the support plate (412) within the transverse guide hole (408) opened in the guide hole plate (404). The guide hole plate (404) is provided with an arc guide hole penetrating the horizontal guide hole (408). (409), when the second bayonet (411) moves to the side of the transverse guide hole (408) of the guide hole plate (404) closest to the toilet through hole (104), the The first bayonet (410) can move along the arc guide hole (409), and the upper surface of the support plate (412) overlaps the lower surface of the lift panel (413). It is arranged in the lifting hole (414) opened in the bed board (100), and the lifting board (413) and the lifting hole (414) of the bed board (100) are close to the toilet through hole (104). The side hinge is connected, and the side end surface of the lifting hole (414) of the bed board (100) is fixed to the limiting rod (415). 2. The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes according to claim 1, characterized in that: two sets of first bayonet pins (410) and a first bayonet pin (410) are symmetrically provided on both sides of the support plate (412). A structure composed of two bayonet pins (411) and a guide hole plate (404). 3. The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes according to claim 2, characterized in that: a set of first bayonet pins (410) and a second bayonet pin are symmetrically provided on both sides of the support plate (412). The structure is composed of the bayonet (411) and the guide hole plate (404), and the two ends of the limiting rod (415) are fixed to both sides of the lifting hole (414) of the bed board (100). 4. The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes according to claim 3, characterized in that: the two groups are composed of a first support rod (309), a first guide bush (310), and a shutter (311). The constructed shielding bodies are symmetrically arranged on both sides of the bed board (100), and the two shielding plates (311) are fixed by a ninth connecting rod (421). 5. The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes according to claim 3, characterized in that: the two groups are composed of a first support rod (309), a first guide bush (310), and a shutter (311). The shielding bodies are symmetrically arranged on both sides of the bed board (100), and a set of shielding bodies composed of the first support rod (309), the first guide bush (310), and the shielding plate (311) are arranged on the bed board (100) At the end of the bed, the three shutters (311) are fixed by a ninth connecting rod (421). 6. The nursing bed for orthopedics, gynecology, pediatrics, and nursing homes according to claim 5, characterized in that: the power module of the motor (301) is configured on the bed leg (101), and the power module passes through a wireless The communication module is connected to the user terminal.