CN211095054U

CN211095054U - Adjustable traction accurate weighing device

Info

Publication number: CN211095054U
Application number: CN201921050646.5U
Authority: CN
Inventors: 王剑桥
Original assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Current assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-07-28
Anticipated expiration: 2029-07-08

Abstract

The utility model relates to a pull accurate weighing device with adjustable, including measuring device and adjusting device, wherein measuring device includes the dynamometry box, the side of dynamometry box is equipped with the spout, the inside of spout is equipped with the spring, the one end and the dynamometry box of spring are connected, the other end of spring is connected with the slider, the slider can slide in the spout, be connected with the traction lever on the slider, the traction lever stretches out the outside of dynamometry box, be equipped with the couple on the dynamometry box, adjusting device includes the casing, be equipped with pivot and coaxial setting pulley and the ratchet in the pivot in the casing, the pivot is passed through the bearing and is fixed on the casing, the one end of pivot is equipped with the knob, still be equipped with pull rod and pawl in the casing, the pawl setting is in the one end of pull rod and with the ratchet cooperation, the other end of pull. The utility model discloses can pull weight in accurate regulation in treatments such as bone traction, skin traction, guarantee the best and pull the effect, convenience simple to use.

Description

Adjustable traction accurate weighing device

The technical field is as follows:

the utility model relates to the technical field of medical equipment, concretely relates to pull accurate meter heavy device with adjustable.

Background art:

the traction is a common treatment method for orthopedics department, a traction device is connected and fixed with the limb of a patient, a suspended weight is adopted to provide traction force, the body weight is counter traction force to relieve muscle tension and strong contraction, reduce fracture and dislocation and prevent and correct soft tissue contracture, the weight generally used for traction is 1/7 or 1/8 of the weight of the patient, the currently common traction is that a counterweight (such as a weight) is suspended at the tail end of a traction rope to play a role of continuous traction, but the weight is difficult to adjust in a continuous interval according to the specific conditions of the patient due to the defect of suspending the counterweight, and careless shaking is easily caused in the traction process, so that the patient is painful, the counterweight falls off and risks injuring an operator, various heavier counterweights with different weights with different in weight are carried in operation, the dispersed counterweights with different weights are easy to lose and are not easy to combine into required weight, so that a lot of inconvenience is caused, a patent number Z L20613583X discloses a method for realizing the adjustment of traction force by hanging the traction rope on a spring tensioner, and realizing the adjustment of the traction force by changing the traction rope, and realizing the inconvenience of the adjustment of the traction force by using a small counterweight through a small traction rope.

The utility model has the following contents:

technical problem to be solved

The utility model aims at providing a pull accurate meter of weighing device with adjustable can carry out the level and smooth regulation of traction force when pulling the treatment to accurate size that shows traction force makes things convenient for medical personnel to operate and use when guaranteeing to pull the effect, solves current traction mode traction force and can not level and smooth regulation, and the inconvenient problem of operation.

The technical scheme is as follows:

in order to solve the technical problem, the utility model adopts the following technical scheme: an adjustable traction accurate weighing device comprises a measuring device and an adjusting device, wherein the measuring device comprises a force measuring box, a sliding groove is formed in the side face of the force measuring box, a spring is arranged inside the sliding groove, one end of the spring is connected with the force measuring box, the other end of the spring is connected with a sliding block, the sliding block can slide in the sliding groove, a draw bar is connected onto the sliding block and extends out of the force measuring box, a hook is arranged on one side of the force measuring box, which is opposite to the extending direction of the draw bar, a shell is arranged on the force measuring box, a rotating shaft, a pulley and a ratchet wheel are coaxially arranged on the rotating shaft, the rotating shaft is fixed onto the shell through a bearing, a knob is arranged at one end of the rotating shaft, a pull rod and a pawl are further arranged in the shell, the pawl is arranged at one end of the pull, the pawl with the pull rod passes through the connecting axle to be connected, the pawl can round the connecting axle rotates, the other end of pull rod stretches out the outside of casing, the pulley with the couple passes through the haulage rope and is connected.

Furthermore, be equipped with the instruction arrow point on the slider, be equipped with the scale along on the dynamometry box the spout, the instruction arrow point with the scale corresponds, the instruction arrow point can be along with the slip indication of slider the value on the scale makes things convenient for medical personnel to look over.

Furthermore, one end of the pull rod extending out of the shell is provided with a pull ring, and the pull ring is used for pulling up the pull rod when the traction force needs to be reduced or cancelled, so that the pawl is moved away from the ratchet wheel, the limit of the pawl is cancelled, and the ratchet wheel can rotate reversely.

Furthermore, a ring is arranged at the top of one end of the traction rod extending out of the force measuring box, and the ring is used for being connected with and fixedly arranged on a traction device on a patient body.

Further, be equipped with unable adjustment base on the casing, unable adjustment base is equipped with draw-in groove and locking screw, locking screw's top is passed unable adjustment base with the draw-in groove intercommunication, locking screw's head stretches out unable adjustment base is outside, unable adjustment base passes through the draw-in groove is fixed on the bottom railing of sick bed, locking screw puts into at the railing the draw-in groove after-fixing locking prevents unable adjustment base is not hard up.

Furthermore, the hauling rope is an elastic nylon rope or a rubber rope, so that the hauling stability is ensured and the breaking can be avoided.

Furthermore, a rubber gasket is arranged between the pull rod and the shell to prevent the pull rod from loosening.

Further, the scale value range of the scale is 0-10 kg.

When the device is used, a traction device on the body of a patient is connected with the circular ring, the adjusting device is fixed on a railing at the bottom of a sickbed through the fixing base, the measuring device is arranged above the adjusting device, the rotating shaft is rotated through rotating the knob to drive the ratchet wheel and the pulley to rotate, the traction rope is wound and tensioned through the rotation of the pulley, the spring in the measuring device is stretched through the tension of the traction rope, the sliding block slides in the sliding groove, the indication arrow points to the corresponding scale to display the tension, medical staff can adjust the tension to a required value according to needs, the ratchet wheel is limited by the pawl and can only rotate in a single direction, the knob stops rotating after the tension is adjusted, and when the tension is required to be reduced or cancelled, the pull rod is pulled up through the pull ring, and moving the pawl away from the ratchet wheel, and canceling the limit of the pawl so that the pawl can rotate reversely.

(III) the beneficial effects are as follows:

compared with the prior art, the utility model discloses the beneficial effect who produces is:

(1) the traction force can be smoothly adjusted during traction treatment, and the magnitude of the traction force can be accurately displayed, so that the traction force is more accurate, and the traction effect is ensured.

(2) The operation is simple and convenient, and the traction force can be adjusted only by rotating the knob, so that the medical staff can use the device conveniently.

(3) The traction apparatus is suitable for various traction treatments such as bone traction, skin traction, pocket belt traction and the like, and has a wide application range.

Description of the drawings:

in order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.

Fig. 1 is a schematic view of the overall structure of an adjustable accurate traction weight-measuring device according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of the front result of the adjusting device of the adjustable precise traction weight measuring device according to the embodiment of the present invention;

fig. 3 is a schematic side sectional view of the adjusting device of the adjustable precise traction weight measuring device according to the embodiment of the present invention;

in the figure: 1. a measuring device; 11. a force measuring box; 12. a chute; 13. a spring; 14. a slider; 15. a draw bar; 16. hooking; 17. a hauling rope; 2. an adjustment device; 21. a housing; 22. a rotating shaft; 23. a pulley; 24. a ratchet wheel; 25. a bearing; 26. a knob; 27. a pull rod; 28. a pawl; 29. a connecting shaft; 3. a rubber gasket; 4. an arrow is indicated; 5. calibration; 6. a pull ring; 7. a circular ring; 8. a fixed base; 9. a card slot; 10. locking the screw;

the specific implementation mode is as follows:

the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1, 2 and 3, the adjustable traction accurate weighing device comprises a measuring device 1 and an adjusting device 2, wherein the measuring device 1 comprises a force measuring box 11, a sliding groove 12 is arranged on the side surface of the force measuring box 11, a spring 13 is arranged inside the sliding groove 12, one end of the spring 13 is connected with the force measuring box 11, the other end of the spring 13 is connected with a sliding block 14, the sliding block 14 can slide in the sliding groove 12, a traction rod 15 is connected with the sliding block 14, the traction rod 15 extends out of the force measuring box 11, a hook 16 is arranged on the force measuring box 11 on the side opposite to the extending direction of the traction rod 15, the adjusting device 2 comprises a shell 21, a rotating shaft 22, a pulley 23 and a ratchet 24 which are coaxially arranged on the rotating shaft 22 are arranged in the shell 21, the rotating shaft 22 is fixed on the shell 21 through a bearing 25, a knob 26 is arranged at one end of the rotating shaft 25, a pull rod 27 and a, the pawl 28 is connected with the pull rod 27 through a connecting shaft 29, the pawl 28 can rotate around the connecting shaft 29, the other end of the pull rod 27 extends out of the shell 21, and the pulley 23 is connected with the hook 16 through the traction rope 17.

Preferably, the slider 14 is provided with an indication arrow 4, the force measuring cell 11 is provided with scales 5 along the sliding groove 12, the indication arrow 4 corresponds to the scales 5, and the indication arrow 4 can indicate a value on the scales 5 along with the sliding of the slider 14, so that the medical staff can conveniently check the value.

Preferably, the end of the pull rod 27 extending outside the housing 21 is provided with a pull ring 6, and the pull ring 6 is used for pulling the pull rod 27 to remove the pawl 28 from the ratchet wheel 24 when the traction needs to be reduced or eliminated, and eliminating the limit of the pawl 28 to enable the ratchet wheel 24 to be reversed.

Preferably, the top of one end of the traction rod 15 extending out of the force measuring box 11 is provided with a ring 7, and the ring 7 is used for connecting and fixing a traction device arranged on the body of a patient.

Preferably, be equipped with unable adjustment base 8 on the casing 21, be equipped with draw-in groove 9 and locking screw 10 in the unable adjustment base 8, the top of locking screw 10 passes unable adjustment base 8 and draw-in groove 9 intercommunication, and 8 outsides of unable adjustment base are stretched out to the head of locking screw 10, and unable adjustment base 8 passes through draw-in groove 9 to be fixed on the bottom railing of sick bed, and locking screw 10 is put into draw-in groove 9 after the railing and is fixed the locking, prevents that unable adjustment base 8 is not hard up.

Preferably, the hauling rope 17 is an elastic nylon rope or a rubber rope, which can avoid breaking while ensuring the stable hauling.

Preferably, a rubber packing 3 is provided between the tie rod 27 and the housing 21 to prevent the tie rod 27 from loosening.

Preferably, the scale 5 has a scale value in the range of 0-10 kg.

The embodiment of the utility model provides an accurate weighing device's of traction application method with adjustable as follows:

when the medical bed is used, the traction device on the body of a patient is connected with the ring 7, the adjusting device 2 is fixed on a railing at the bottom of a hospital bed through the fixing base 8, the measuring device 1 is arranged above the adjusting device 2, the rotating shaft 22 is rotated through the rotating knob 26 to drive the ratchet wheel 24 and the pulley 23 to rotate, the traction rope 17 is wound and tensioned through the rotation of the pulley 23, the spring 13 in the measuring device 1 is stretched through the tension of the traction rope 17, the sliding block 14 slides in the sliding groove 12, the indication arrow 4 points to the corresponding scale 5 to display the tension, medical staff can adjust the tension to a required value according to needs, the ratchet wheel 24 is limited by the pawl 28 and can only rotate in a single direction, the rotating knob 26 is stopped after the tension is adjusted, when the tension needs to be reduced or cancelled, the tension 27 is pulled up through the pull ring 6 to move the pawl 28 away from the ratchet wheel 24, the limit of the, allowing the pawl 28 to be reversed.

To sum up, the utility model provides an accurate heavy device of meter of traction with adjustable can carry out the level and smooth regulation of traction force when traction treatment to accurate size that shows traction force makes things convenient for medical personnel to operate and use when guaranteeing to pull the effect, solves current traction mode traction force and can not level and smooth regulation, and the inconvenient problem of operation.

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. The utility model provides a pull accurate weighing device with adjustable which characterized in that: the device comprises a measuring device and an adjusting device, wherein the measuring device comprises a force measuring box, a sliding groove is formed in the side surface of the force measuring box, a spring is arranged in the sliding groove, one end of the spring is connected with the force measuring box, the other end of the spring is connected with a sliding block, the sliding block can slide in the sliding groove, a traction rod is connected onto the sliding block and extends out of the force measuring box, a hook is arranged on one side, opposite to the extending direction of the traction rod, of the force measuring box, a shell is arranged in the adjusting device, a rotating shaft, a pulley and a ratchet wheel are coaxially arranged on the rotating shaft, the rotating shaft is fixed on the shell through a bearing, a knob is arranged at one end of the rotating shaft, a pull rod and a pawl are further arranged in the shell, the pawl is arranged at one end of the pull rod and matched with the ratchet, the pawl can rotate around the connecting shaft, the other end of the pull rod extends out of the shell, and the pulley is connected with the hook through a traction rope.

2. The adjustable traction accurate weight-measuring device according to claim 1, wherein: an indicating arrow is arranged on the sliding block, scales are arranged on the force measuring box along the sliding groove, and the indicating arrow corresponds to the scales.

3. The adjustable traction accurate weight-measuring device according to claim 1 or 2, wherein: and a pull ring is arranged at one end of the pull rod extending out of the shell.

4. The adjustable traction accurate weight-measuring device according to claim 1, wherein: and a ring is arranged at the top of one end of the traction rod extending out of the force measuring box.

5. The adjustable traction accurate weight-measuring device according to claim 1, wherein: the shell is provided with a fixed base, a clamping groove and a locking screw are arranged in the fixed base, the top end of the locking screw penetrates through the fixed base and is communicated with the clamping groove, and the head of the locking screw extends out of the fixed base.

6. The adjustable traction accurate weight-measuring device according to claim 1, wherein: the hauling rope is an elastic nylon rope or a rubber rope.

7. The adjustable traction accurate weight-measuring device according to claim 1, wherein: and a rubber gasket is arranged between the pull rod and the shell.

8. The adjustable traction accurate weight-measuring device according to claim 2, wherein: the scale has a scale value range of 0-10 kg.