CN213788743U

CN213788743U - Air pressure ballistic shock wave handle with pressure relief device

Info

Publication number: CN213788743U
Application number: CN202022743163.2U
Authority: CN
Inventors: 段留伟; 华诚; 邓强
Original assignee: Guangdong Dejiang Medical Supplies Co ltd; Shenzhen Dejiang Technology Co ltd
Current assignee: Guangdong Dejiang Medical Supplies Co ltd; Shenzhen Dejiang Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-27
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a take pressure relief device's atmospheric pressure trajectory formula shock wave handle, hold in the palm including sleeve pipe and handle, sleeve pipe fixed mounting is at the front end that the handle held in the palm, fixed mounting has the steel pipe in the middle of the sheathed tube is inside, the common fixed mounting of the front end of sleeve pipe and steel pipe has the treatment head, be formed with gas storage space between sleeve pipe and the steel pipe, the air inlet has all been seted up to the rear end both sides of steel pipe, the front end surface cover of treatment head is equipped with O type circle, the inside movable mounting of steel pipe has the bullet body, the position that is located the front end of bullet body between steel pipe and the bullet body is formed with the air return space, the steel pipe aperture has been seted up to one side the place ahead of steel pipe, the position that is located the rear end of bullet body between steel pipe and the bullet body is formed with air inlet space. The utility model discloses utilize pressure relief device handle high frequency during operation to carry out pressure release work to improve the performance of handle, improve treatment, have the practicality.

Description

Air pressure ballistic shock wave handle with pressure relief device

Technical Field

The utility model relates to a shock wave handle technical field especially relates to a take pressure relief device's atmospheric pressure trajectory formula shock wave handle.

Background

The shock wave is a special mechanical wave, and the medium (air) is accelerated by applying high pressure within a few nanoseconds, so that the transducer is driven to impact the therapeutic head, and then huge energy is suddenly released. The shock wave acts on human tissues to generate a cavitation effect, namely micro vacuoles in living tissues are quickly excited, the micro vacuoles are instantly gathered and broken to release nitric oxide, microcirculation is improved to promote tissue regeneration, the regeneration of capillary vessels and epithelial cells is accelerated, and the shock wave acts on adjacent tissues, so that the pain parts of the human tissues are relieved. The extracorporeal shock wave equipment generally comprises a main machine and a handle, wherein the main machine is used for providing an air source and pulses, and the handle is used for generating accurate and stable shock waves. The air pressure ballistic extracorporeal shock wave therapeutic apparatus utilizes the energy produced by compressed air to drive the bullet body in the handle, so that the bullet body can impact the therapeutic head in a pulse type impact mode, and the force of the pulse is converted into accurate shock wave.

The existing air pressure ballistic external shock wave therapeutic apparatus has certain defects when in use, during high-frequency work, because the frequency of compressed air entering the air storage space from the small hole of the steel pipe is increased, the air storage space is communicated with the air return space, the pressure intensity of the air storage space and the air return space is increased, and the pressure difference between the air return space and the air inlet space is reduced, so that the speed of a bullet body is reduced, the performance of the shock wave handle is obviously reduced, certain influence is brought to the use process, and therefore, an air pressure ballistic shock wave handle with a pressure relief device is provided at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an air pressure ballistic shockwave handle with a pressure relief device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an air pressure ballistic shockwave handle with a pressure relief device comprises a sleeve and a handle support, wherein the sleeve is fixedly arranged at the front end of the handle support, a steel tube is fixedly arranged in the middle of the interior of the sleeve, a treatment head is fixedly arranged at the front ends of the sleeve and the steel tube together, an air storage space is formed between the sleeve and the steel pipe, air inlets are arranged on both sides of the rear end of the steel pipe, the outer surface of the front end of the treatment head is sleeved with an O-shaped ring, a bullet body is movably arranged in the steel pipe, an air return space is formed between the steel pipe and the bullet body at the front end of the bullet body, a steel pipe small hole is formed in the front of one side of the steel pipe, an air inlet space is formed between the steel pipe and the bullet body and is located at the rear end of the bullet body, a pressure relief device is fixedly installed at the rear inside the sleeve, and a buffer gasket is fixedly installed at the rear end of the steel pipe.

Preferably, the O-rings are filled at positions between the treatment heads and the sleeve, the number of the O-rings is two, and the treatment heads are connected with the sleeve in a sealing mode through the O-rings.

Preferably, the number of the air inlets is two, and the two air inlets are symmetrically distributed on the outer surface of the steel pipe.

Preferably, the gas storage space is communicated with the gas inlet space through a small steel pipe hole.

Preferably, the cushion pad is filled in a position between the steel pipe and the tang.

Preferably, an assembly gap is formed between the sleeve and the handle holder.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, the shock wave handle is in the in-process that the high frequency was used, the frequency that compressed air got into the gas storage space from the steel pipe aperture increases, and gas storage space and return air space are linked together, gas storage space and return air space pressure increase, utilize pressure relief device to unload the pressure in gas storage space and return air space this moment, the decay of performance when can effectually alleviate the high frequency, unnecessary air is discharged from the fit-up gap by pressure relief device, the result of use of shock wave handle is provided, pressure relief device can be according to shock wave handle's use needs adjusting position and quantity, very big improvement the performance of shock wave handle;

to sum up, the utility model discloses utilize pressure relief device handle high frequency during operation to carry out pressure relief work to improve the performance of handle, improve treatment, have the practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of an air pressure ballistic shockwave handle with a pressure relief device according to the present invention;

fig. 2 is a schematic view of a connection structure between a sleeve and a steel pipe of an air pressure ballistic shockwave handle with a pressure relief device.

In the figure: 1 treatment head, 2 sleeve pipes, 3 steel pipes, 4 bullet bodies, 5 gas storage spaces, 6 gas inlets, 7 handle supports, 8O-shaped rings, 9 gas return spaces, 10 steel pipe small holes, 11 gas inlet spaces, 12 pressure relief devices, 13 assembly gaps and 14 buffer gaskets.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, an air pressure ballistic shockwave handle with a pressure relief device comprises a sleeve 2 and a handle support 7, the sleeve 2 is fixedly installed at the front end of the handle support 7, the handle support 7 comprises a circuit of the handle and air circuit control, stable pulse compressed air generated by a host can enter the sleeve 2, a steel tube 3 is fixedly installed in the middle of the interior of the sleeve 2, a treatment head 1 is fixedly installed at the front ends of the sleeve 2 and the steel tube 3 together, the treatment head 1 is also called an energy converter, a bullet body 4 can generate accurate shockwaves when impacting the treatment head 1 at high speed, an air storage space 5 is formed between the sleeve 2 and the steel tube 3, air inlets 6 are respectively arranged at two sides of the rear end of the steel tube 3, an O-shaped ring 8 is sleeved on the outer surface of the front end of the treatment head 1, the O-shaped ring 8 is equivalent to a sealing ring, on one hand, the other hand, the connection of the treatment head 1 can be enhanced, and on the other hand, the treatment head 1 can be buffered, a bullet body 4 is movably arranged in the steel pipe 3, an air return space 9 is formed between the steel pipe 3 and the bullet body 4 and is positioned at the front end of the bullet body 4, the air storage space 5 stores air, the air return space 9 enables the bullet body 4 to have reverse force after pulse compressed air is finished, the bullet body 4 can move left and right in the steel pipe 3 at high frequency by matching with the air storage space 5, a steel pipe small hole 10 is formed in the front of one side of the steel pipe 3, the inner wall of the steel pipe 3 can limit the bullet body 4, the steel pipe small hole 10 is communicated with the space 11 and the space 5 to increase the pressure of the air storage space 5, an air inlet space 11 is formed between the steel pipe 3 and the bullet body 4 and is positioned at the rear end of the bullet body 4, a pressure relief device 12 is fixedly arranged at the rear part in the sleeve 2, the sleeve 2 can fix the treatment head 1 and the steel pipe 3 and can also store compressed air through the air storage space 5, the air return space 9 is communicated to enable the bullet body 4 to have reverse force and return to the initial position, the pressure relief device 12 is used for discharging redundant compressed air in the air storage space 5 during high frequency, the rear end of the steel pipe 3 is fixedly provided with a buffer gasket 14, and the buffer gasket 14 is a buffer structure for returning the bullet body 4.

Wherein, O type circle 8 is filled in the position between treatment head 1 and sleeve pipe 2, and the quantity of O type circle 8 is two sets of, and treatment head 1 passes through O type circle 8 and sleeve pipe 2 sealing connection.

Wherein, the number of air inlet 6 is two groups, and two groups of air inlet 6 are distributed on the outer surface of the steel pipe 3 in a symmetrical mode.

Wherein, the gas storage space 5 is communicated with the gas inlet space 11 through the small steel pipe holes 10.

The cushion pad 14 is filled in a position between the steel pipe 3 and the tang 7.

Wherein a fitting gap 13 is formed between the sleeve 2 and the tang 7.

The working principle is as follows: the host machine generates a pulse of compressed air, the compressed air enters the handle support 7 through the control of a circuit and an air circuit, the compressed air enters the steel pipe 3 through the air inlet 6, then the bullet body 4 is extruded, the bullet body 4 collides with the treatment head 1 at a high speed to generate accurate shock waves, the treatment head 1 is aligned with the pain part of a user, the shock waves act on the pain part of the user, so that the pain of the user is relieved, when the bullet body 4 moves to one side of the treatment head 1, the compressed air enters the air storage space 5 through the steel pipe small hole 10 on the steel pipe 3, the air in the air storage space 5 enters the air return space 9 again, when one pulse is ended, the pressure intensity of the air inlet space 11 is reduced, the bounce of the bullet body 4 and the air pressure in the air return space 9 enable the bullet body 4 to move to the rear position of the sleeve 2, and along with the continuous input of the pulse, the bullet body 4 continuously collides with the treatment head 1 to generate shock waves, because steel pipe aperture 10 can dispel a part of compressed air, the atmospheric pressure of air storage space 5 reaches an equilibrium value (this equilibrium value can increase along with the increase of frequency), when the equilibrium value reached pressure relief device 12's threshold value, pressure relief device 12 was from fitting gap 13 exhaust unnecessary compressed air, pressure relief device 12 is equivalent to a valve, when the atmospheric pressure of air storage space 5 reached pressure relief device 12's critical point, pressure relief device 12 can open and exhaust to the performance of shock wave handle can effectual improvement.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a take pressure relief device's atmospheric pressure ballistic shock wave handle, includes sleeve pipe (2) and handle support (7), its characterized in that, sleeve pipe (2) fixed mounting is at the front end of handle support (7), fixed mounting has steel pipe (3) in the middle of the inside of sleeve pipe (2), the common fixed mounting of the front end of sleeve pipe (2) and steel pipe (3) has treatment head (1), be formed with gas storage space (5) between sleeve pipe (2) and steel pipe (3), air inlet (6) have all been seted up to the rear end both sides of steel pipe (3), the front end surface cover of treatment head (1) is equipped with O type circle (8), the inside movable mounting of steel pipe (3) has bullet body (4), the position that is located the front end of bullet body (4) between steel pipe (3) and bullet body (4) is formed with return air space (9), steel pipe aperture (10) have been seted up in one side the place ahead of steel pipe (3), the novel bullet structure is characterized in that an air inlet space (11) is formed between the steel pipe (3) and the bullet body (4) and located at the rear end of the bullet body (4), a pressure relief device (12) is fixedly mounted at the rear inside the sleeve (2), and a buffer gasket (14) is fixedly mounted at the rear end of the steel pipe (3).

2. An air pressure ballistic shockwave handle with pressure relief device according to claim 1, characterized in that said O-rings (8) are filled in the position between the treatment head (1) and the cannula (2), said O-rings (8) being in two groups, said treatment head (1) being sealingly connected to the cannula (2) by means of O-rings (8).

3. The pneumatic ballistic shockwave handle with the pressure relief device according to claim 1, wherein the number of the air inlets (6) is two, and the two air inlets (6) are symmetrically distributed on the outer surface of the steel tube (3).

4. The pneumatic ballistic shockwave handle with pressure relief device according to claim 1, wherein said gas storage space (5) is connected to said gas inlet space (11) through steel tube pores (10).

5. The pneumatic ballistic shockwave handle with pressure relief device according to claim 1, wherein said cushion (14) fills the space between the steel tube (3) and the handle support (7).

6. An air pressure ballistic shockwave handle with pressure relief device according to claim 1, characterised in that a fitting gap (13) is formed between said sleeve (2) and said grip (7).