CN105816263A - A cervical traction device with high-precision adjustment function - Google Patents

Abstract

The invention relates to a cervical vertebra traction device with a high-precision adjusting function, which comprises a base, wherein a vertically arranged stand column is arranged on the base, a first supporting rod is arranged at the top end of the stand column, a traction mechanism is arranged on the first supporting rod, an adjusting handle is arranged on the stand column, the handle is in transmission connection with the traction mechanism, and the cervical vertebra traction device with the high-precision adjusting function can ensure that a user can monitor the device in real time through a wireless communication module, so that the practicability and the intelligence of the device are improved; moreover, drive first transmission shaft through the handle, control the length that the tensile first pull wire of second transmission shaft comes control drive mechanism's height, realized the coarse adjustment to drive mechanism's height, pull fixing support through driving motor simultaneously, change the angle that the second bracing piece opened and shut, the height in control traction area has carried out the fine setting to rib mechanism, has further improved the regulation precision of equipment to the high accuracy nature of equipment regulating power has been realized.

Description

A cervical traction device with high-precision adjustment function

technical field

The invention relates to a cervical traction device with high-precision adjustment function.

Background technique

In our country, with the continuous advancement of urbanization, people's pace of life is also constantly accelerating, so the fast-paced life has brought great pressure to people, and various diseases have also begun to be induced.

As the most common occupational disease, cervical spondylosis affects a wide range of people, so the appearance of cervical traction devices has relieved the pain of such people. In the prior art, due to the simple structure of the cervical tractor, when adjusting the height or angle for the user, the user experience is often reduced due to insufficient precision or poor reliability.

Contents of the invention

The technical problem to be solved by the present invention is to provide a cervical vertebra traction device with a high-precision adjustment function in order to overcome the deficiencies of the prior art.

The technical solution adopted by the present invention to solve the technical problem is: a cervical vertebra traction device with high-precision adjustment function, including a base, a vertical column is arranged on the base, and a first support is provided at the top of the column rod, the first support rod is provided with a traction mechanism, and the column is provided with an adjustment handle, and the handle is connected to the traction mechanism through transmission;

The first support rod is provided with a height adjustment mechanism, the height adjustment mechanism includes a first transmission shaft, a conveyor belt and a second transmission shaft, the handle is connected to the first transmission shaft, and the first transmission shaft passes through the conveyor belt connected with the second drive shaft;

The traction mechanism includes a first traction line, a connecting rod and a fixed rod arranged at the bottom of the connecting rod, a neck protection mechanism and angle adjustment mechanisms arranged on both sides of the neck protection mechanism. connected, the angle adjustment mechanism includes two angle adjustment units, the angle adjustment unit includes a traction mechanism and a support mechanism arranged on one side of the neck protection mechanism, and the support mechanism includes a rotary joint, a second support rod and a fixed joint, One end of the second support rod is connected to the fixed rod through a rotary joint, the other end of the second support rod is connected to the neck protection mechanism through a fixed joint, and the traction mechanism includes a drive motor arranged at one end of the fixed rod, a second The traction line and the fixed support arranged on the second support rod, the drive motor is connected to the fixed support through the second traction line;

The base is provided with a central control device, the central control device is a PLC, and the central control device includes a wireless communication module and an adjustment module, and the height adjustment mechanism and the angle adjustment mechanism are both electrically connected to the adjustment module.

Preferably, in order to improve the use effect of the user and improve the portability of the device, a folding chair is provided on one side of the column.

Preferably, by arranging the first support rod in an inverted L shape, the user can be buffered during use, thereby improving the practicability of the device. The vertical section of the first support rod is an inverted L shape.

Preferably, the neck protection mechanism includes a traction belt and buffer cotton arranged on the traction belt, and the traction belt is connected to the second support rod through a fixed joint.

Preferably, the DC motor has the characteristics of strong driving capability, the servo motor has the characteristics of high control precision, thereby improving the reliability of the equipment, and the driving motor is a DC servo motor.

Preferably, the wireless communication module transmits wireless signals through WIFI.

Preferably, in order to improve the movable capacity of the equipment, four moving mechanisms are provided at the bottom of the base, and the moving mechanisms include a steering shaft and a driving wheel, and the steering shaft is connected to the driving wheel in transmission.

Preferably, the adjustment module includes a voltage detection circuit, and the voltage detection circuit includes a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, an operational amplifier, a first capacitor, a Two capacitors and a voltage transformer, the voltage transformer is provided with two input terminals and two output terminals, of the two input terminals of the voltage transformer, one of the input terminals is connected to the first resistor, and the other input terminal is connected to the first resistor The second resistor is connected, the two output terminals of the voltage transformer, one of the output terminals is connected with the other output terminal through the third resistor and connected with the inverting input terminal of the operational amplifier through the fourth resistor, and the other output terminal is connected Connected to the non-inverting input terminal of the operational amplifier, the two output terminals of the voltage transformer are grounded through the first capacitor and the second capacitor respectively, and the inverting input terminal of the operational amplifier is connected to the output terminal of the operational amplifier through the fifth resistor , the output terminal of the operational amplifier is connected to the sixth resistor.

The beneficial effect of the present invention is that the cervical traction device with high-precision adjustment function can ensure that the user can monitor the device in real time through the wireless communication module, which improves the practicability and intelligence of the device; not only that, the first transmission shaft is driven by the handle , to control the length of the second transmission shaft stretching the first traction line to control the height of the traction mechanism, and realize the coarse adjustment of the height of the traction mechanism, and at the same time, the opening and closing angle of the second support rod is changed by driving the motor to pull the fixed support , control the height of the traction belt, and fine-tune the neck protection mechanism, which further improves the adjustment accuracy of the equipment, thus realizing the high accuracy of the equipment adjustment ability.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the structural representation of the cervical traction device with high-precision adjustment function of the present invention;

Fig. 2 is a structural schematic diagram of the traction mechanism of the cervical traction device with high-precision adjustment function of the present invention;

Fig. 3 is a structural schematic diagram of the base of the cervical traction device with high-precision adjustment function of the present invention;

Fig. 4 is the circuit diagram of the voltage detection circuit of the cervical traction device with high-precision adjustment function of the present invention;

In the figure: 1. base, 2. folding chair, 3. handle, 4. column, 5. first transmission shaft, 6. conveyor belt, 7. first support rod, 8. second transmission shaft, 9. traction mechanism, 10. First traction line, 11. Connecting rod, 12. Driving motor, 13. Second traction line, 14. Fixed support, 15. Fixed rod, 16. Rotary joint, 17. Second support rod, 18. Fixed Connector, 19. traction belt, 20. buffer cotton, 21. drive wheel, 22. steering shaft, R1. first resistor, R2. second resistor, R3. third resistor, R4. fourth resistor, R5. fifth Resistor, R6. Sixth resistor, U1. Operational amplifier, C1. First capacitor, C2. Second capacitor, PT1. Voltage transformer. .

detailed description

The present invention is described in further detail now in conjunction with accompanying drawing. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention.

As shown in Figures 1-4, a cervical traction device with high-precision adjustment function includes a base 1, on which a vertical column 4 is arranged, and the top of the column 4 is provided with a first support Rod 7, the first support rod 7 is provided with a traction mechanism 9, and the column 4 is provided with an adjustment handle 3, and the handle 3 is transmission-connected with the traction mechanism 9;

The first support rod 7 is provided with a height adjustment mechanism, the height adjustment mechanism includes a first transmission shaft 5, a conveyor belt 6 and a second transmission shaft 8, the handle 3 is connected to the first transmission shaft 5, and the The first power transmission shaft 5 is transmission connected with the second power transmission shaft 8 through the conveyor belt 6;

The traction mechanism 9 includes a first traction line 10, a connecting rod 11, a fixed rod 15 arranged at the bottom of the connecting rod 11, a neck guard mechanism and an angle adjustment mechanism arranged on both sides of the neck guard mechanism, and the fixed rod 15 passes through the angle adjustment mechanism. The adjustment mechanism is connected with the neck protection mechanism. The angle adjustment mechanism includes two angle adjustment units. The angle adjustment unit includes a traction mechanism and a support mechanism arranged on one side of the neck protection mechanism. The support mechanism includes a rotary joint 16, a second Two support rods 17 and a fixed joint 18, one end of the second support rod 17 is connected with the fixed rod 15 through the swivel joint 16, and the other end of the second support rod 17 is connected with the neck protection mechanism through the fixed joint 18. The traction mechanism includes a drive motor 12 arranged at one end of the fixed rod 15, a second pull wire 13 and a fixed support 14 arranged on the second support rod 17, and the drive motor 12 connects with the fixed support 14 through the second pull wire 13. transmission connection;

The base 1 is provided with a central control device, the central control device is a PLC, and the central control device includes a wireless communication module and an adjustment module, and the height adjustment mechanism and the angle adjustment mechanism are both electrically connected to the adjustment module.

Preferably, in order to improve the use effect of the user and improve the portability of the device, a folding chair 2 is provided on one side of the column 4 .

Preferably, by arranging the first support rod 7 in an inverted L shape, the user can be buffered during use, thereby improving the practicability of the device. The vertical section of the first support rod 7 is an inverted L shape.

Preferably, the neck protection mechanism includes a traction belt 19 and buffer cotton 20 arranged on the traction belt 19 , and the traction belt 19 is connected to the second support rod 17 through a fixed joint 18 .

Preferably, the DC motor has the characteristics of strong driving capability, and the servo motor has the characteristics of high control precision, thereby improving the reliability of the equipment, and the driving motor 12 is a DC servo motor.

Preferably, the wireless communication module transmits wireless signals through WIFI.

Preferably, in order to improve the movable capacity of the equipment, four moving mechanisms are provided at the bottom of the base 1 , the moving mechanisms include a steering shaft 22 and a driving wheel 21 , and the steering shaft 22 is connected to the driving wheel 21 in transmission.

Preferably, the adjustment module includes a voltage detection circuit, and the voltage detection circuit includes a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, an operational amplifier U1, the first capacitor C1, the second capacitor C2 and the voltage transformer PT1, the voltage transformer PT1 is provided with two input terminals and two output terminals, the two input terminals of the voltage transformer PT1, one of which is input terminal is connected with the first resistor R1, and the other input terminal is connected with the second resistor R2, and the two output terminals of the voltage transformer PT1, one of the output terminals is connected with the other output terminal through the third resistor R3 and connected through the fourth The resistor R4 is connected to the inverting input terminal of the operational amplifier U1, and the other output terminal is connected to the non-inverting input terminal of the operational amplifier U1, and the two output terminals of the voltage transformer PT1 pass through the first capacitor C1 and the second capacitor C2 respectively. Grounded, the inverting input terminal of the operational amplifier U1 is connected to the output terminal of the operational amplifier U1 through the fifth resistor R5, and the output terminal of the operational amplifier U1 is connected to the sixth resistor R6.

In the voltage detection circuit, the voltage sampling waveform can be filtered through the first capacitor C1 and the second capacitor C2, thereby improving the accuracy of sampling. The circuit monitors the voltage and feedbacks it in time through a circuit composed of conventional components. information, ensuring the stability of circuit performance.

The working principle of the cervical traction device with high-precision adjustment function is: first, the user puts the head into the traction mechanism 9, then starts to control the height adjustment mechanism through the handle 3 to adjust the height of the traction mechanism 9, when the handle 3 rotates , it will drive the rotation of the first transmission shaft 5, and the first transmission shaft 5 will drive the second transmission shaft 8 to rotate through the conveyor belt 6, and then the second transmission shaft 8 will control the traction by stretching the length of the first traction line 10 The height of the mechanism 9 realizes the rough adjustment of the height of the traction mechanism 9; after the adjustment of the belt height adjustment mechanism is completed, the driving motor 12 starts to rotate by controlling the driving motor 12, and the driving motor 12 starts to pull the fixed support 14 through the second traction line 13, two The second support rod 17 will rotate around the fixed joint 18 because of the pulling of the fixed support 14, and change the angle of opening and closing of the two, so that the second support rod 17 has just pulled the height of the traction belt 19, and the neck guard mechanism Fine-tuning has been carried out to further improve the adjustment accuracy of the device. Among them, the wireless communication module can ensure that the user can monitor the equipment in real time, which improves the practicability and intelligence of the equipment.

Compared with the existing technology, the cervical traction device with high-precision adjustment function can ensure the real-time monitoring of the device by the user through the wireless communication module, which improves the practicability and intelligence of the device; not only that, the first transmission is driven by the handle 3 shaft 5, to control the length of the second transmission shaft 8 stretching the first traction line 10 to control the height of the traction mechanism 9, to realize the rough adjustment of the height of the traction mechanism 9, and to pull the fixed support 14 through the driving motor 12 at the same time to change The opening and closing angle of the second support rod 17 controls the height of the traction belt 19, fine-tunes the neck protection mechanism, and further improves the adjustment accuracy of the equipment, thereby realizing the high accuracy of the equipment adjustment ability.

Inspired by the above-mentioned ideal embodiment according to the present invention, through the above-mentioned description content, relevant workers can make various changes and modifications within the scope of not departing from the technical idea of the present invention. The technical scope of the present invention is not limited to the content in the specification, but must be determined according to the scope of the claims.

Claims (8)

1. a cervical traction device with high-precision adjustment function, is characterized in that, comprises base (1), and described base (1) is provided with the column (4) that vertically arranges, and the top of described column (4) A first support rod (7) is provided, a traction mechanism (9) is provided on the first support rod (7), an adjustment handle (3) is provided on the column (4), and the handle (3) and Traction mechanism (9) transmission connection; A height adjustment mechanism is arranged inside the first support rod (7), and the height adjustment mechanism includes a first transmission shaft (5), a conveyor belt (6) and a second transmission shaft (8), and the handle (3) is connected to the The first transmission shaft (5) is transmission connected, and the first transmission shaft (5) is transmission connected with the second transmission shaft (8) through the conveyor belt (6); The traction mechanism (9) comprises a first traction line (10), a connecting rod (11) and a fixed rod (15) arranged at the bottom of the connecting rod (11), a neck guard mechanism and angles arranged on both sides of the neck guard mechanism An adjustment mechanism, the fixed rod (15) is connected with the neck protection mechanism through an angle adjustment mechanism, the angle adjustment mechanism includes two angle adjustment units, and the angle adjustment unit includes a traction mechanism and a support arranged on one side of the neck protection mechanism mechanism, the support mechanism includes a rotary joint (16), a second support rod (17) and a fixed joint (18), and one end of the second support rod (17) connects to the fixed rod (15) through the rotary joint (16) connected, the other end of the second support rod (17) is connected with the neck protection mechanism through a fixed joint (18), and the traction mechanism includes a drive motor (12) arranged at one end of the fixed rod (15), a second traction wire (13) and the fixed support (14) that is arranged on the second support bar (17), described drive motor (12) is connected with fixed support (14) transmission by the second traction line (13); The base (1) is provided with a central control device, the central control device is PLC, and the central control device includes a wireless communication module and an adjustment module, and the height adjustment mechanism and the angle adjustment mechanism are both electrically connected to the adjustment module. 2. The cervical traction device with high-precision adjustment function according to claim 1, characterized in that, a folding chair (2) is provided on one side of the column (4). 3. The cervical traction device with high-precision adjustment function according to claim 1, characterized in that, the vertical section of the first support rod (7) is inverted L-shaped. 4. the cervical traction device with high-precision adjustment function as claimed in claim 1, is characterized in that, described neck protector mechanism comprises traction belt (19) and the buffer cotton (20) that is arranged on the traction belt (19), The traction belt (19) is connected with the second support rod (17) through a fixed joint (18). 5. The cervical vertebra traction device with high-precision adjustment function as claimed in claim 1, characterized in that, the drive motor (12) is a DC servo motor. 6. The cervical traction device with high-precision adjustment function as claimed in claim 1, wherein the wireless communication module transmits wireless signals through WIFI. 7. The cervical vertebra traction device with high-precision adjustment function as claimed in claim 1, characterized in that, the bottom of the base (1) is provided with four moving mechanisms, and the moving mechanisms include steering shafts (22) and driving wheel (21), and the steering shaft (22) is in transmission connection with the drive wheel (21). 8. The cervical traction device with high-precision adjustment function as claimed in claim 1, characterized in that, the adjustment module includes a voltage detection circuit, and the voltage detection circuit includes a first resistor (R1), a second resistor (R2 ), the third resistor (R3), the fourth resistor (R4), the fifth resistor (R5), the sixth resistor (R6), the operational amplifier (U1), the first capacitor (C1), the second capacitor (C2) and A voltage transformer (PT1), the voltage transformer (PT1) is provided with two input terminals and two output terminals, the two input terminals of the voltage transformer (PT1), one of the input terminals and the first resistor ( R1) is connected, the other input terminal is connected with the second resistor (R2), and the two output terminals of the voltage transformer (PT1), one of the output terminals is connected with the other output terminal through the third resistor (R3) and passed through The fourth resistor (R4) is connected to the inverting input terminal of the operational amplifier (U1), and the other output terminal is connected to the non-inverting input terminal of the operational amplifier (U1), and the two output terminals of the voltage transformer (PT1) are respectively Grounded through the first capacitor (C1) and the second capacitor (C2), the inverting input terminal of the operational amplifier (U1) is connected with the output terminal of the operational amplifier (U1) through the fifth resistor (R5), the operational amplifier The output terminal of (U1) is connected with the sixth resistor (R6).