CN110893136A

CN110893136A - A stretcher cart for easy transfer of patients

Info

Publication number: CN110893136A
Application number: CN201911137726.9A
Authority: CN
Inventors: 周燕; 刘瀚凌; 韦佳利
Original assignee: Individual
Current assignee: Qingdao Municipal Hospital
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-03-20
Anticipated expiration: 2039-11-19
Also published as: CN110893136B

Abstract

The invention provides a stretcher trolley which is convenient for transferring patients, comprising a reclining board, the top surface of the reclining board is provided with a guardrail, the bottom surface of the reclining board is provided with outriggers with rollers, one end side wall of the reclining board is provided with a handle, and the bottom surface of the reclining board is provided with a handle. A sliding sleeve is arranged at one end away from the handlebar, a rack is installed in the sliding sleeve, a gear groove is arranged on the side wall of the reclining plate, a connecting column is threadedly connected to the end of the rack away from the center of the reclining plate, and a buffer wheel is installed on the connecting column. There are sliding cavities on both sides, and a ball screw is inserted into the sliding cavity. , the other end is connected with a sliding rod, and the handle sleeve is provided with a fixing device which can fix the sliding rod. When the stretcher trolley passes through the return door of the hospital, it can be completed by only one staff member, and the operation is simple and convenient, which can effectively save manpower. In conclusion, the stretcher trolley has a reasonable structure and simple operation, and is suitable for popularization and application.

Description

Stretcher convenient for transferring patients

Technical Field

The invention relates to a stretcher vehicle convenient for transferring patients.

Background

In hospitals, a stretcher vehicle is one of the most common devices and used for transferring patients, the existing stretcher vehicle is single in structure and function and cannot meet the use requirement of the stretcher vehicle in some environments, if a support below a lying plate and the lying plate of the ordinary stretcher vehicle cannot be detached, the stretcher vehicle cannot walk easily in some special terrain environments, patients cannot be transported conveniently, if the ordinary stretcher vehicle needs more than two workers to operate during use, at present, a door used in a main door is generally an automatic return door, the stretcher vehicle needs one worker to open the door and then the stretcher vehicle can enter when passing through the return door, so that a single person cannot transport the patients under the condition that the persons are tense, the stretcher vehicle can be used in a detachable mode, and when the return door passes through the return door, the other people do not need to open the door, and one person can push the passing stretcher vehicle.

Disclosure of Invention

The stretcher cart is detachable, is convenient to use in a complex terrain environment, and can be smoothly passed through by one person only when passing through a return door of a hospital.

The aim of the invention is achieved by the following technical measures: the utility model provides a stretcher convenient to shift patient, includes that the bottom is provided with the service creeper of support, the support bottom is provided with gyro wheel, its characterized in that: the lying plate is detachably connected with the bracket, two ends of the lying plate are respectively provided with a handle cylinder and a fixed cylinder, auxiliary blocks are arranged on two sides of the lying plate, guardrails are arranged on the auxiliary blocks, the auxiliary blocks are provided with insertion cavities, a cover plug is arranged at the port of the insertion cavity, the insertion cavity is arranged along the auxiliary block body, the auxiliary block is provided with a slot, the slot is arranged perpendicular to the lying plate body, the slot penetrates through the auxiliary block and is communicated with the insertion cavity, the side wall of the auxiliary block is provided with a gap which is communicated with the slot and the inserting cavity, the guardrail comprises a horizontal rail and a vertical rail, the horizontal rail is detachably connected with the vertical rail, the horizontal rail is inserted and matched with the inserting cavity, the vertical rail is in sliding fit with the inserting groove, the vertical rail can rotate along the notch, a spring is installed in the insertion cavity, one end of the spring is in contact with the cover plug, and the other end of the spring is in contact with one end, close to the cover plug, of the horizontal rail.

Through the aforesaid setting, can dismantle this stretcher vehicle and use, after the dismantlement, the service creeper can be used as the stretcher alone, the stretcher is when normal use, the guardrail can play the effect that prevents patient and shift out the stretcher, the stretcher is when using, especially when needs move subaerial patient to the stretcher, the accessible promotes to erect the position that the fence slided to the breach in supplementary piece slot, then it erects fence to 180 degrees to rotate, after loosening and erectting the fence, erect the fence and slide to the slot in, the guardrail can be used as the landing leg of stretcher this moment, separate a section of thick bamboo and a fixed cylinder and ground when this stretcher is placed under this state, conveniently lift the stretcher after placing patient.

When the local patient is injured seriously, remove the removal that patient in-process should minimize patient's health, in order to cause secondary damage to patient, when operating the guardrail this moment, the accessible promotes to erect the fence and slides to the position of breach in supplementary piece slot, then rotate and erect fence to 90 degrees, under this state, the guardrail flushes with the service creeper, the service creeper is in the same place with ground laminating when the stretcher is placed, can move patient to the stretcher this moment on, this process can effectively reduce patient's removal, effectively avoid causing secondary damage to patient.

The spring is in a compressed state under a normal state, and the guardrail can not rotate randomly when the guardrail is used normally or used as a supporting leg, so that the normal use is ensured.

As a preferred scheme, the support includes the landing leg, the gyro wheel sets up the bottom at the landing leg, the top of landing leg is provided with the clamp, the both ends of service creeper are provided with a section of thick bamboo and a fixed section of thick bamboo respectively, a section of thick bamboo and a fixed section of thick bamboo clamp the cooperation with the clamp respectively.

Through the arrangement, the lying plate and the support are convenient to disassemble and assemble.

As an optimal scheme, the one end of a section of thick bamboo is kept away from to the service creeper bottom surface is provided with the sliding sleeve, install the rack in the sliding sleeve, the service creeper lateral wall is provided with the gear groove, the gear groove is corresponding with the sliding sleeve position, the one end threaded connection that the service creeper center was kept away from to the rack has the spliced pole, the buffer wheel is installed to the spliced pole, the service creeper is provided with smooth chamber, smooth chamber sets up with the solid fixed cylinder with one heart, smooth chamber passes the gear groove, the ball is equipped with ball in the interpolation of smooth chamber, ball installs ball nut, ball nut installs the gear with rack phase meshing, the gear is located the gear groove, ball one end is connected with the handle, handle and solid fixed cylinder sliding fit, the ball other end is connected with the slide bar, a section of thick bamboo is provided with the.

Through the aforesaid setting, alone can operate the stretcher that promotes and pass through the return door, be favorable to using manpower resources sparingly, during the operation, the staff promotes the stretcher and removes to the return door, this in-process, the return door is after contacting with the handle, the return door pushes the handle into the sliding chamber through great elasticity, the handle promotes ball and removes, ball removes in the sliding chamber and drives ball nut and rotate, ball nut rotates the rack and releases, the handle is at the in-process that gets into the sliding chamber, the rack is released the buffer wheel, then it is fixed with the slide bar through fixing device, continue to promote the stretcher, the door body contacts with the buffer wheel, the staff continues the in-process that promotes the stretcher, the rack pushes away the door body through the buffer wheel, the staff can pass through the return door with the stretcher that promotes. After passing through, push the sliding sleeve with the rack can.

As a preferred scheme, the side wall of one end, far away from the ball screw, of the sliding rod is provided with a plurality of positioning grooves, the fixing device comprises a notch arranged on the handle barrel, one end of the notch is hinged with a clamping plate, and the clamping plate is matched with the positioning grooves in a clamping mode.

Through the arrangement, after the buffer wheel extends out, the buffer wheel can be fixed, the elastic force of the door body of the return door is prevented from being too large, and the rack is pushed into the sliding sleeve, so that the normal use of the buffer wheel is ensured.

As a preferred scheme, one end of the notch is provided with a hinge column, one end of the clamping plate is hinged with the handle barrel through the hinge column, and one end of the clamping plate close to the hinge column is provided with a pressing plate capable of lifting the clamping plate.

Through the above arrangement, the operation is convenient, the pressing plate is pressed before the barrel enters the sliding cavity, the clamping plate leaves the handle sleeve, the ball screw can normally move at the moment, when the rack pushes the buffer wheel to extend to a proper position, the pressing plate is loosened, the clamping plate falls and is inserted into the positioning groove, the sliding rod is fixed, and the buffer wheel is fixed at the moment and is convenient to use.

Preferably, the buffer wheel comprises a hub and a rotating cylinder, the hub is provided with a rim, the rim is made of rubber, and the hub and the rotating cylinder are connected through a connecting plate. The connecting plate is an arc-shaped connecting plate, the connecting plate is an elastic connecting plate, two ends of the connecting plate are fixedly connected with the wheel hub, and the side wall of the connecting plate is fixedly connected with the rotary drum.

Through the arrangement, the buffer wheel can play a good role in buffering transition, can effectively prevent the buffer wheel from being in hard contact with the door body of the return door, and can effectively protect the door body.

As a preferred scheme, the ball screw is connected with the handle and the slide rod through the couplings respectively.

Through this setting, conveniently with ball and handle. And (4) mounting or dismounting the sliding rod.

Preferably, an elastic pad is arranged at one end of the handle far away from the ball screw.

Through this setting, the handle is hard with the door body of return door, prevents that the handle from damaging the door body.

As a preferred scheme, the connecting column is detachably connected with the rack.

Through the arrangement, the buffer wheel can be replaced or taken down, and the stretcher can be normally used when the buffer wheel is taken down.

Preferably, the roller is a caster with a brake.

Through the arrangement, the stretcher is convenient to move or fix.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the advantages that: the stretcher vehicle is detachable and convenient to use in a complex terrain environment; when the stretcher vehicle passes through the return door of the hospital, the operation can be completed by only one worker, the operation is simple and convenient, the manpower resource can be effectively saved, and the stretcher vehicle is reasonable in structure, simple in operation and suitable for popularization and application.

The invention is further described with reference to the following figures and detailed description.

Drawings

Fig. 1 is a schematic view of a stretcher vehicle for facilitating patient transfer according to the present invention.

Fig. 2 is a schematic view of a stretcher vehicle for facilitating patient transfer according to the present invention.

Fig. 3 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 4 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 5 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 6 is a schematic cross-sectional view of a stretcher rail structure for facilitating patient transfer according to the present invention.

Fig. 7 is a schematic view of a partial structure of a stretcher convenient for transferring patients according to the present invention

Fig. 8 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 9 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 10 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 11 is a schematic view of a wheel of a stretcher of the present invention for facilitating patient transfer.

Fig. 12 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 13 is a schematic view of a portion of the stretcher of the present invention for facilitating patient transfer.

Fig. 14 is a top view of a stretcher of the present invention for facilitating patient transfer.

Fig. 15 is a schematic cross-sectional view of a stretcher aid block for facilitating patient transfer according to the present invention.

Fig. 16 is an enlarged schematic view of the structure a in fig. 6.

Detailed Description

Example (b): as shown in fig. 1 to 16, a stretcher convenient for transferring patients comprises a lying plate 1 with a support 3 at the bottom, rollers 4 are arranged at the bottom end of the support 3, the lying plate 1 is detachably connected with the support 3, a tube 11 and a fixed tube 14 are respectively arranged at two ends of the lying plate 1, auxiliary blocks 2 are arranged at two sides of the lying plate 1, guardrails 21 are installed on the auxiliary blocks 2, the auxiliary blocks 2 are provided with inserting cavities 27, cover plugs 23 are installed at ports of the inserting cavities 27, the inserting cavities 27 are arranged along the body of the auxiliary blocks 2, the auxiliary blocks 2 are provided with inserting slots 24, the inserting slots 24 are arranged perpendicular to the body of the lying plate 1, the inserting slots 24 penetrate through the auxiliary blocks 2, the inserting slots 24 are communicated with the inserting cavities 27, the side walls of the auxiliary blocks 2 are provided with notches 25, the notches 25 are communicated with the inserting slots 24 and the inserting cavities 27, the guardrails 21 comprise a transverse rail 211 and a vertical rail 210, the transverse rail 211 is detachably connected with the vertical rail 210, the vertical rail 210 can rotate along the notch 25, the inserting cavity 27 is internally provided with a spring 26, one end of the spring 26 is contacted with the cover plug 23, and the other end of the spring 26 is contacted with one end of the cross rail 211 close to the cover plug 23.

As shown in fig. 1 and 2, the bracket 3 includes a leg 31, the roller 4 is disposed at the bottom end of the leg 3, a clip 32 is disposed at the top end of the leg 3, the clip 32 is made of elastic stainless steel, and the barrel 11 and the fixed barrel 14 are respectively fitted to the clip 32.

As shown in fig. 6 and fig. 16, the rail 211 is provided with a countersunk hole 214 and a circular hole 215, the countersunk hole 214 and the circular hole 215 are concentrically arranged, one end of the vertical rail 210 is inserted into the circular hole 215, and the rail 211 passes through the countersunk hole 214 through a screw 216 and is in threaded connection with the vertical rail 210 in the circular hole 215.

A barrel 11 and a fixed barrel 14 are respectively arranged at two ends of a lying plate 1, a sliding sleeve 13 is arranged at one end, away from the barrel 11, of the bottom surface of the lying plate 1, a rack 51 is installed in the sliding sleeve 13, a gear groove 16 is formed in the side wall of the lying plate 1, the gear groove 16 corresponds to the position of the sliding sleeve 13, a connecting column 65 is connected to one end, away from the center of the lying plate 1, of the rack 51 through threads, a buffer wheel 6 is installed on the connecting column 65, sliding cavities 15 are formed in two sides of the lying plate 1, the sliding cavities 15 and the fixed barrel 14 are concentrically arranged, the sliding cavities 15 penetrate through the gear groove 16, a ball screw 54 is inserted in the sliding cavities 15, a ball nut 53 is installed on the ball screw 54, the ball nut 53 is installed on a gear 52 meshed with the rack 51, the gear 52 is located in the gear groove 16, one end of the ball screw 54 is connected with a handle 55, the handle.

As shown in FIG. 10 and FIG. 12, the side wall of the end of the slide rod 57 away from the ball screw 54 is provided with a plurality of positioning slots 58, the fixing device comprises a notch 19 arranged on the handle tube 11, one end of the notch 19 is hinged with a catch plate 17, and the catch plate 17 is assembled with the positioning slot clips 58.

In this embodiment, a hinge post 10 is disposed at one end of the notch 19, one end of the catch plate 17 is hinged to the handle tube 11 through the hinge post 10, and a pressing plate 18 capable of lifting the catch plate 17 is disposed at one end of the catch plate 17 close to the hinge post 10. The platen 18 is integrally formed with the chucking plate 17.

As shown in fig. 7 and 11, the buffer wheel 6 includes a hub 61 and a drum 63, the hub 61 is provided with a rim 62, and the hub 61 and the drum 63 are connected by a connecting plate 64. The connecting plate 64 is an arc connecting plate, the connecting plate 64 is an elastic connecting plate, two ends of the connecting plate 64 are fixedly connected with the hub 61, and the side wall of the connecting plate 64 is fixedly connected with the rotary drum 63.

As shown in fig. 13, the ball screw 54 is connected to a handle 55 and a slide rod 57 via a coupling 56.

In this embodiment, an elastic pad 59 is mounted on the end of the handle 55 remote from the ball screw 54. The universal wheel 4 is a universal caster with a braking vane, and the connecting column 65 is in threaded connection with the rack 51.

In special circumstances, when the lying board 1 is to be used alone, the lying board 1 can be detached from the support 3. Lying plate 1 can be used as the stretcher under this state, the stretcher is when normal use, the guardrail can play the effect that prevents patient and shift out the stretcher, the stretcher is when using, especially when needs move subaerial patient to the stretcher on, the accessible promotes vertical column 210 and slides to the position of breach 25 in auxiliary block slot 24, then rotate vertical column 210 to 180 degrees, after loosening vertical column 210, vertical column 210 slides to in the slot 24, the guardrail can be used as the landing leg of stretcher this moment, separate a section of thick bamboo 11 and fixed section of thick bamboo 14 and ground when this stretcher is placed under this state, conveniently lift the stretcher after placing patient.

When the local patient is injured seriously, remove the removal that patient's in-process should minimize patient's health, in order to avoid causing the secondary injury to patient, when operating the guardrail this moment, the accessible promotes to erect fence 210 and slides to the position of breach 25 in the slot 24 of supplementary piece, then rotate and erect fence 210 to 90 degrees, under this state, the guardrail flushes with service creeper 1, service creeper 1 and ground laminating are in the same place when the stretcher is placed, can move patient to the stretcher this moment, this process can effectively reduce patient's removal, effectively avoid causing the secondary injury to patient.

When the stretcher is used, a worker pushes the stretcher to move towards the return door, in the process, the return door is firstly contacted with the handle 55, the stretcher continues to move, in the process, the handle 55 is pushed into the sliding cavity 15 through large elasticity by the door body of the return door, the handle 55 pushes the ball screw 54 to move, the ball screw 54 moves in the sliding cavity 15 to drive the ball nut 53 to rotate, the ball nut 53 rotates the rack 51 to push the rack out, in the process that the handle 55 enters the sliding cavity 15, the rack 51 pushes the buffer wheel 6 out, then the sliding rod 57 is fixed through the fixing device, the stretcher continues to be pushed, the door body is contacted with the buffer wheel 6, in the process that the worker continues to push the stretcher, the rack 51 pushes the door body through the buffer wheel 6, and the worker can push the stretcher to pass through the return door.

Meanwhile, the handle 55 touches the door body of the return door, a worker operates the clamping plate 17 to enable the clamping plate 17 to leave the notch 19, when the handle 55 enters the sliding cavity 15, the clamping plate 17 corresponds to the positioning groove in position, when the rack 51 extends out of the sliding sleeve 13 in a certain position, the clamping plate 17 can be operated to enable the clamping plate 17 to be inserted into the positioning groove to fix the sliding rod 57, the position of the buffer wheel 6 is fixed at the moment, the stretcher can be moved continuously to push the door body of the return door open through the buffer wheel 6, and the stretcher can enter. After the door is returned, the catch plate 17 is operated, the catch plate 17 is made to leave the notch 19, and then the rack 51 is pushed into the sliding sleeve 13.

Claims

1. a stretcher cart that is convenient for transferring a patient, comprising a reclining board provided with a bracket at the bottom, and a roller is provided at the bottom end of the bracket, characterized in that: the reclining board is detachably connected with the bracket, and the two ends of the reclining board are detachably connected. A handle barrel and a fixed barrel are respectively provided, auxiliary blocks are arranged on both sides of the lying board, guardrails are installed on the auxiliary blocks, an insertion cavity is arranged on the auxiliary block, and a cover plug is installed at the port of the insertion cavity. The insertion cavity is arranged along the auxiliary block body, the auxiliary block is provided with a slot, the slot is arranged perpendicular to the body of the lying board, the slot runs through the auxiliary block, the slot is communicated with the insertion cavity, and the auxiliary block The side wall is provided with a notch, the notch is communicated with the slot and the insertion cavity, the guardrail includes a horizontal rail and a vertical rail, the horizontal rail and the vertical rail are detachably connected, and the horizontal rail is inserted and matched with the insertion cavity, The vertical bar is slidingly matched with the slot, the vertical bar can be rotated along the gap, a spring is installed in the insertion cavity, one end of the spring is in contact with the cover plug, and the other end of the spring is close to the end of the horizontal bar close to the cover plug. touch.

2 . The stretcher trolley according to claim 1 , wherein the support comprises legs, the rollers are arranged at the bottom ends of the legs, and the top ends of the legs are provided with clamps. 3 . , the handle barrel and the fixing barrel are respectively clamped in the clamp.

3 . The stretcher trolley according to claim 1 , wherein the bottom surface of the reclining plate is provided with a sliding sleeve at one end away from the handle, and a rack is installed in the sliding sleeve. 3 . The side wall of the plate is provided with a gear groove, and the gear groove corresponds to the position of the sliding sleeve, and the end of the rack away from the center of the lying plate is threadedly connected with a connecting column, the connecting column is installed with a buffer wheel, and the lying plate is provided with A sliding cavity, the sliding cavity and the fixing cylinder are arranged concentrically, the sliding cavity passes through the gear groove, a ball screw is inserted in the sliding cavity, the ball screw is installed with a ball nut, and the ball nut is installed with a A gear meshing with the rack, the gear is located in the gear groove, one end of the ball screw is connected with a handle, the handle is slidably matched with the fixed cylinder, the other end of the ball screw is connected with a sliding rod, the handle The barrel is provided with a fixing device that can fix the sliding rod.

4. A stretcher cart for easy patient transfer according to claim 3, characterized in that: the side wall of one end of the sliding rod away from the ball screw is provided with several positioning grooves, and the fixing device comprises a A slot, one end of the slot is hinged with a card plate, and the card plate is snap-fitted with the positioning slot.

5 . The stretcher trolley according to claim 4 , wherein one end of the slot is provided with a hinge column, and one end of the clamping plate is hinged to the handle barrel through the hinge column, and the clamping plate is hinged. 6 . One end of the plate close to the hinge column is provided with a pressing plate that can lift the card plate.

6 . The stretcher trolley for easy patient transfer according to claim 3 , wherein the buffer wheel comprises a hub and a rotating drum, the wheel hub is provided with a rim, and the hub and the rotating drum pass through a connecting plate. 7 . connect.

7 . The stretcher trolley according to claim 6 , wherein the connecting plate is an arc-shaped connecting plate, the connecting plate is an elastic material connecting plate, and both ends of the connecting plate It is fixedly connected with the wheel hub, and the side wall of the connecting plate is fixedly connected with the rotating drum.

8 . The stretcher trolley according to claim 3 , wherein the ball screw is connected with the handle and the sliding rod through couplings, respectively. 9 .

9 . The stretcher cart according to claim 3 , wherein an elastic pad is installed at one end of the handle away from the ball screw. 10 .

10 . The stretcher trolley according to claim 1 , wherein the connecting column and the rack are detachably connected. 11 .