CN213030968U - Inflation and deflation device and achilles tendon boots - Google Patents
Inflation and deflation device and achilles tendon boots Download PDFInfo
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- CN213030968U CN213030968U CN202020843296.4U CN202020843296U CN213030968U CN 213030968 U CN213030968 U CN 213030968U CN 202020843296 U CN202020843296 U CN 202020843296U CN 213030968 U CN213030968 U CN 213030968U
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Abstract
The utility model relates to a medical equipment field, concretely relates to fill gassing device and achilles tendon boots fills the gassing device and installs on the achilles tendon boots and be connected with the gasbag of achilles tendon boots, fills the gassing device and includes: the inflatable ball is provided with a one-way air inlet valve and a one-way air outlet valve; the connecting pipe is connected between the one-way air outlet valve and the equipment to be inflated and is provided with an air outlet; the movable valve is arranged on the connecting pipe, has a first position and a second position, blocks the air release opening when the movable valve is positioned at the first position, and gas in the equipment to be inflated flows out of the air release opening when the movable valve is positioned at the second position. The application provides an inflation and deflation device has the function extrusion inflation ball of inflating and deflating simultaneously and can realize inflating, removes the movable valve and can realize deflating, and whole small and easy operation solves the inconvenient problem of inflating and deflating among the prior art.
Description
Technical Field
The application relates to the field of medical equipment, in particular to an inflation and deflation device and an achilles tendon boot.
Background
The inflation valve and the deflation valve of the prior achilles tendon boot air bag are usually separated, and the arrangement has the problems of large occupied volume and inconvenient use of the inflation and deflation valve; the air cap is usually required to be screwed open when the air is deflated, and the use is not convenient for some patients with inconvenient hands and feet.
SUMMERY OF THE UTILITY MODEL
The application aims at providing an inflation and deflation device and an achilles tendon boot so as to solve the problem that the air bag is inconvenient to inflate and deflate.
The embodiment of the application is realized as follows:
in a first aspect, an embodiment of the present application provides an inflation and deflation device, which includes:
the inflatable ball is provided with a one-way air inlet valve and a one-way air outlet valve;
the connecting pipe is connected between the one-way air outlet valve and the equipment to be inflated and is provided with an air outlet;
the movable valve is arranged on the connecting pipe, has a first position and a second position, and blocks the air release opening when the movable valve is located at the first position, and when the movable valve is located at the second position, the gas in the equipment to be inflated flows out from the air release opening.
The inflation and deflation device has the functions of inflation and deflation, can extrude the inflation ball to realize inflation, can realize deflation by moving the movable valve, has small integral volume and simple operation, and solves the problem of inconvenience in inflation and deflation in the prior art; the air can be pumped into the air bag for inflation only by extrusion, and air can be discharged only by moving the movable valve, so that the adjustment precision of the inflation quantity of the air bag can be improved.
Optionally, in an embodiment of the present application, the movable valve moves in a radial direction of the connection pipe, and the second position is close to an axis line of the connection pipe with respect to the first position.
Through setting up the movable valve for along rectilinear movement come the gassing or seal the relief port, the moving path is clear and definite, and easy operation is convenient, is convenient for control.
Optionally, in an embodiment of the present application, the inflation and deflation device further includes a spring, one end of the spring abuts against the inner wall of the connection pipe, and the other end abuts against the movable valve, and the spring has a tendency to keep the movable valve at the first position.
Through setting up the spring, after the gassing finishes, loosen the movable valve, the movable valve can be in spring action automatic re-setting to primary importance, facilitates the use.
Optionally, in an embodiment of the present application, the movable valve includes a movable rod, and one end of the movable rod extends into the air release opening and is formed with a circular truncated cone for blocking the air release opening.
Through the round platform that is used for the shutoff to release the gas port that sets up at the end of movable rod, press inwards and can realize the gassing, convenient operation, the movable rod is difficult to deviate from.
Optionally, in an embodiment of the present application, the deflation port is provided with a sealing sleeve, and the diameter of the circular truncated cone is larger than the inner diameter of the sealing sleeve.
Through set up the round platform cooperation of seal cover and movable rod at the gas release mouth, sealed effect is better, is difficult to leak gas.
Optionally, in an embodiment of the present application, the inflatable ball includes a silicone bowl and a sealing plate covering a mouth of the silicone bowl.
Through will aerifing the ball and set up to closing plate and silica gel bowl combination, the closing plate can be used for fixed mounting, and the silica gel bowl can be used for pressing to aerify in order to realize.
Optionally, in an embodiment of the present application, when the inflatable ball is squeezed, the one-way inlet valve is closed, and the one-way outlet valve is opened; when the inflatable ball is loosened, the one-way air inlet valve is opened, and the one-way air outlet valve is closed.
The one-way air inlet valve and the one-way air outlet valve are alternately opened when the inflatable ball is pressed, so that inflation is realized, and air leakage of the connected air bags is prevented.
Optionally, in an embodiment of the present application, the one-way intake valve includes an intake tube connected to the inflatable ball and a pneumatic slider disposed within the intake tube; and when the inflatable ball is pressed, the pneumatic slide piece seals the inlet of the air inlet pipe.
The one-way air inlet valve is arranged as the air inlet pipe and the pneumatic sliding piece, the pneumatic sliding piece can slide in the air inlet pipe along with air pressure, and the one-way air inlet valve can be automatically opened or closed along with relaxation of the inflatable ball.
Optionally, in an embodiment of the present application, the one-way air outlet valve includes a rubber air tap connected to the inflatable ball, an end of the rubber air tap forms a closable opening, and when the inflatable ball is pressed, the air can be squeezed open the opening of the rubber air tap to be discharged.
The one-way air outlet valve is set to be the rubber air nozzle, when the inflatable ball is loosened to suck air, the rubber air nozzle is sealed, and when the inflatable ball is pressed, the opening of the rubber air nozzle is squeezed open to realize air outlet, so that the inflatable device can be inflated.
In a second aspect, the present application provides an achilles tendon boot, which includes a boot body, an air bag, and the aforesaid inflation and deflation device, the air bag and the inflation and deflation device are installed on the boot body, and the inflation and deflation device is used for inflating or deflating the air bag.
The achilles tendon boots that this application embodiment provided can realize aerifing through pressing in turn and loosening the ball of aerifing who fills air bleeder, through the activity valve gassing on filling the air bleeder, fill air bleeder and occupy small, easy operation, solve among the prior art gasbag and aerify and the inconvenient problem of gassing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic view of an Achilles boot according to an embodiment of the present disclosure;
fig. 2 is a schematic perspective view of an inflation/deflation device provided in an embodiment of the present application;
fig. 3 is an exploded view of the inflation and deflation device provided in the embodiment of the present application;
fig. 4 is a cross-sectional view of an air charging and discharging device according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of an intake pipe according to an embodiment of the present disclosure;
figure 6 is a diagram of a one-way vent valve provided by an embodiment of the present application from closed to open.
Icon: 10-Achilles tendon boot; 20-an air charging and discharging device; 100-an inflatable ball; 101-a silica gel bowl; 102-a sealing plate; 103-air inlet hole; 200-one-way intake valve; 201-air inlet pipe; 202-pneumatic slide; 300-one-way air outlet valve; 301-a gap; 400-connecting pipe; 401-a first tube; 402-a second tubular body; 403-air release pipe; 404-a sealing sleeve; 500-a movable valve; 501-a movable rod; 502-an exhaust cap; 503-spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. The appearances of the terms "first," "second," and the like in the description of the present application are only used for distinguishing between the descriptions and are not intended to be construed as indicating or implying relative importance.
Examples
The embodiment of the application provides an achilles tendon boot 10, as shown in fig. 1, the achilles tendon boot 10 comprises a boot body, an air bag and an inflation and deflation device 20, wherein the air bag is installed on the inner side of the boot body, the inflation and deflation device 20 is installed on the outer side of the boot body, and the inflation and deflation device 20 is used for inflating or deflating the air bag. The patient wears the achilles tendon boot 10 to fix and protect the ankle and the lower leg thereof, and the achilles tendon boot 10 is adapted to different patients by controlling the inflation amount of the air bag, so that the legs with different sizes can be fixed, and the shock absorption effect can be realized.
The air bag of the achilles tendon boot 10 can be inflated and deflated by pressing different parts of the inflation and deflation device 20, the inflation and deflation device 20 occupies small volume, is simple to operate, and solves the problem that the air bag is not convenient to inflate and deflate in the prior art.
Fig. 2 is a perspective view illustrating an external structure of the inflation and deflation device 20, and the inflation and deflation device 20 includes an inflation ball 100, a connection tube 400, and a movable valve 500.
The inflatable ball 100 is provided with a one-way inlet valve 200 and a one-way outlet valve 300, a connecting pipe 400 is connected between the one-way outlet valve 300 and the air bag, an air port is arranged in the middle of the connecting pipe 400, a movable valve 500 is arranged in the connecting pipe 400, the movable valve 500 can move in the connecting pipe 400, and the movable valve 500 has a first position for blocking the air port and a second position for allowing air to flow out from the air port.
When the airbag needs to be inflated, the inflatable ball 100 is pressed, the gas in the inflatable ball 100 is pressed out from the one-way vent valve 300 to the connecting pipe 400, at this time, the movable valve 500 is in the first position, and the gas enters the airbag through the connecting pipe 400. After the inflatable ball 100 is released, external air enters the inflatable ball 100 from the one-way intake valve 200 to be inflated by the next pressing.
In order to prevent the gas in the air bag from flowing back and leaking when the inflatable ball 100 is inflated, the one-way air inlet valve 200 is closed and the one-way air outlet valve 300 is opened when the inflatable ball 100 is squeezed; when the inflatable ball 100 is released, the one-way inlet valve 200 is opened and the one-way outlet valve 300 is closed.
When the air bag needs to be deflated, the movable valve 500 is moved to the second position, and the air in the air bag flows out of the deflation port through the connecting pipe 400.
The application provides a fill gassing device 20 has the function of aerifing and deflating concurrently, and whole small and easy operation can solve among the prior art inflation valve and the bleed valve occupation space of achilles tendon boots 10 big, and fill the inconvenient problem of gassing operation. And the air bag can be pumped and inflated only by extrusion, and the air can be discharged only by moving the movable valve 500, so that the adjustment precision of the air bag is high.
In this embodiment, the moving path of the movable valve 500 is set to move along a straight line, so that the movable valve 500 moves along the radial direction of the connection pipe 400, wherein the first position is located right at the air release port, and the second position is close to the axial line of the connection pipe 400. Therefore, when the air needs to be discharged, the movable valve 500 is pressed inwards, so that the operation is simple and convenient, and the operation is convenient.
The air discharging and filling device 20 further includes a spring 503, one end of the spring 503 abuts against the inner wall of the connection pipe 400, and the other end abuts against the movable valve 500, and the spring 503 has a tendency to hold the movable valve 500 at the first position. After deflation, the movable valve 500 is released and the movable valve 500 can be automatically reset to the first position by the spring 503. Therefore, the air bag can be deflated by pressing the movable valve 500, the deflation port can be quickly blocked to stop deflation by loosening the movable valve 500, the operation is simple, the air bag can be deflated or closed quickly, and the inflation quantity of the air bag can be quickly and accurately adjusted.
Fig. 3 shows an exploded state diagram of the inflation and deflation device 20, and fig. 4 shows an internal structural diagram of the inflation and deflation device 20. As shown in fig. 3 and 4, the inflatable ball 100 includes a silicone bowl 101 and a sealing plate 102, the sealing plate 102 covers the mouth of the silicone bowl 101, the sealing plate 102 is used for fixedly connecting to the achilles tendon boot 10 shown in fig. 1, the silicone bowl 101 faces the outside of the achilles tendon boot 10, and the silicone bowl 101 can be used for pressing to realize inflation.
The one-way air intake valve 200 is installed on the sealing plate 102, as shown in fig. 3, an air intake hole 103 is opened on the sealing plate 102, the one-way air intake valve 200 includes an air intake pipe 201 and a pneumatic slider 202, the air intake pipe 201 is connected with the sealing plate 102 of the inflatable ball 100, as shown in the cross-sectional view of fig. 4, the inlet of the air intake pipe 201 is aligned with the air intake hole 103, the air intake pipe 201 is connected with the sealing plate 102, the pneumatic slider 202 is arranged in the air intake pipe 201, and the pneumatic slider 202 can slide in the air. When the pneumatic slider 202 slides to the inlet of the air inlet pipe 201, the pneumatic slider 202 blocks the air inlet hole 103, so that the inlet of the air inlet pipe 201 cannot be communicated with the air inlet hole 103 for air inlet.
In this embodiment, the pneumatic slider 202 is a silicone sheet, which is light and easily moves along with the air pressure in the inflatable ball 100, so that the one-way air intake valve 200 can automatically open or close along with the relaxation of the inflatable ball 100.
Fig. 5 shows an internal structure diagram of the air inlet pipe 201, an outlet of the air inlet pipe 201 is provided with a hollow-out protective cover to prevent the silicon sheet from slipping, an inner diameter of the air inlet pipe 201 is set to be adapted to an outer diameter of the silicon sheet, and an air groove parallel to the axial direction is formed on an inner wall of the air inlet pipe 201. When the silicone sheet is arranged at the inlet of the air inlet pipe 201, the air inlet pipe 201 is closed and air cannot circulate; when the silicone sheet is in the middle of the air inlet pipe 201, the external air can enter from the inlet of the air inlet pipe 201 and flow to the outlet of the air inlet pipe 201 along the air groove, so that the external air enters the inflatable ball 100.
One-way vent valve 300 is mounted on silicone bowl 101 of inflatable ball 100 as shown in FIG. 4.
In this embodiment, the one-way air outlet valve 300 is configured as a rubber air nozzle, one end of the rubber air nozzle is an inlet, the other end of the rubber air nozzle is an outlet, the aperture of the inlet is larger than that of the outlet, and a closable opening 301 is formed at the end of the outlet. The inlet end is communicated with the silica gel bowl 101, when the inflatable ball 100 is pressed, the gas in the inflatable ball 100 enters from the inlet end and is discharged by squeezing the notch 301 of the rubber air tap, as shown in fig. 6.
When the inflatable ball 100 is loosened to suck air, the opening 301 of the rubber air nozzle is in a closed state, and when the inflatable ball 100 is pressed, the opening 301 of the rubber air nozzle is squeezed open under pressure to realize air outlet, so that the air bag can be inflated.
The connection tube 400 is configured as a three-way tube in the present embodiment, and as shown in fig. 3, the connection tube 400 includes a first tube 401 for connecting the one-way air outlet valve 300, a second tube 402 for connecting the air bag, and an air release tube 403, which is a tube opening of the air release tube 403.
The rubber nozzle extends into the first tube 401, the second tube 402 extends into the bladder, and the movable valve 500 is disposed in the bleed tube 403.
In the present embodiment, the movable valve 500 is configured to include a movable rod 501, one end of the movable rod 501 forms a circular truncated cone, and the other end is provided with an exhaust cap 502, and the exhaust cap 502 can improve the pressing comfort. The vent cap 502 is configured in this embodiment as a bowl that shields the vent opening from contaminants.
The circular truncated cone of the movable rod 501 extends into the air release pipe 403 from the air release opening, a sealing sleeve 404 is further arranged in the air release pipe 403, the sealing sleeve 404 is matched with the circular truncated cone of the movable rod 501, the sealing effect is better, and air leakage is not easy to occur. The structure of the sealing sleeve 404 is seen in the exploded view of fig. 3, where the sealing sleeve 404 is formed with a flange where an annular groove is formed, which is fitted to the outer edge of the relief opening, i.e. the orifice of the relief tube 403 is embedded in the flange of the sealing sleeve 404.
The sleeve body of the sealing sleeve 404 is adapted to the inner diameter of the gas release pipe 403, the inner diameter of the sealing sleeve 404 is larger than the rod body diameter of the movable rod 501, and the inner diameter of the sealing sleeve 404 is smaller than the diameter of the circular truncated cone of the movable rod 501. One end of the spring 503 is abutted against the inner wall of the connecting tube 400 opposite to the gas release tube 403, and the other end is abutted against the circular truncated cone.
Under the action of the spring 503, the circular truncated cone of the movable rod 501 is tightly attached to the sealing sleeve 404, and the air release port is closed; pressing the vent cap 502 inwardly presses the movable valve 500, which causes the boss to move away from the sealing sleeve 404 and compresses the spring 503, so that the gas in the airbag can flow out through the gap between the sealing sleeve 404 and the movable rod 501. There is always a gap between the inner wall of the exhaust cap 502 and the flanges of the exhaust tube 403 and the sealing sleeve 404 to ensure the gas to flow out.
The inflation and deflation device 20 for the achilles tendon boot 10 provided in the embodiment can inflate and deflate the air bag according to the following implementation principle:
when the air bag is inflated, please refer to fig. 3 again, the silicone bowl 101 is pressed, the pneumatic slider 202 moves to the bottom of the inflation tube under the action of air pressure, the one-way air inlet valve 200 is closed, the air in the silicone bowl 101 is squeezed into the rubber air faucet, the opening 301 at the end of the rubber air faucet is squeezed open, the air enters the connecting tube 400, and enters the air bag through the second tube 402;
when the silica gel bowl 101 is loosened, no or only a small amount of air exists in the inflatable ball 100, the rubber air nozzle cannot be opened from the outside, the air in the air bag cannot flow back into the inflatable ball 100, the air pressure in the inflatable ball 100 is lower than the external atmospheric pressure, the pneumatic slider 202 slides under the action of the external air pressure and leaves the inlet of the air inlet pipe 201, and the external air enters the inflatable ball 100 along the air inlet pipe 201 to be pressed and inflated next time.
When the air bag is deflated, please refer to fig. 3 again, the exhaust cap 502 is pressed, so that the circular truncated cone of the movable rod 501 moves inwards and is away from the sealing sleeve 404, and the air in the air bag enters the connecting pipe 400 through the second pipe 402 and flows out through the gap between the movable rod 501 and the sealing sleeve 404;
when the deflation is finished, the exhaust cap 502 is released, the movable valve 500 is reset under the action of the spring 503, and the circular truncated cone is pressed on the sealing sleeve 404 to close the deflation port.
The inflation and deflation device 20 provided by the embodiment of the application can inflate the air bag by pressing the silica gel bowl 101, can deflate the air bag by pressing the exhaust cap 502, is simple to operate for a patient with inconvenient actions, can independently adjust the inflation quantity of the air bag, and facilitates the patient to adjust the tightness of the achilles tendon boot 10 according to the self requirement.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. An inflation/deflation device, comprising:
the inflatable ball is provided with a one-way air inlet valve and a one-way air outlet valve;
the connecting pipe is connected between the one-way air outlet valve and the equipment to be inflated and is provided with an air outlet;
the movable valve is arranged on the connecting pipe, has a first position and a second position, and blocks the air release opening when the movable valve is located at the first position, and when the movable valve is located at the second position, the gas in the equipment to be inflated flows out from the air release opening.
2. The inflation and deflation device as claimed in claim 1, wherein the movable valve moves in a radial direction of the connection tube, and the second position is close to the axis of the connection tube with respect to the first position.
3. Inflation and deflation arrangement according to claim 1, wherein the inflation and deflation arrangement further comprises a spring having one end abutting the inner wall of the connecting tube and the other end abutting the movable valve, the spring having a tendency to keep the movable valve in the first position.
4. The inflation and deflation device as claimed in claim 1, wherein the movable valve comprises a movable rod, one end of the movable rod extends into the deflation port and is formed with a truncated cone for blocking the deflation port.
5. The inflation and deflation device as claimed in claim 4, wherein the deflation port is provided with a sealing sleeve, and the diameter of the circular truncated cone is larger than the inner diameter of the sealing sleeve.
6. The inflation and deflation device as claimed in claim 1, wherein the inflation ball comprises a silicone bowl and a sealing plate, and the sealing plate covers the mouth of the silicone bowl.
7. The inflation and deflation device as claimed in claim 1, wherein when the inflation ball is squeezed, the one-way air inlet valve is closed and the one-way air outlet valve is opened; when the inflatable ball is loosened, the one-way air inlet valve is opened, and the one-way air outlet valve is closed.
8. Inflation and deflation device according to claim 1, wherein the one-way inlet valve comprises an inlet tube and a pneumatic slider, the inlet tube being connected to the inflation ball, the pneumatic slider being arranged inside the inlet tube; and when the inflatable ball is pressed, the pneumatic slide piece seals the inlet of the air inlet pipe.
9. The inflation and deflation device as claimed in claim 1, wherein the one-way air outlet valve comprises a rubber air tap connected to the inflatable ball, the end of the rubber air tap forms a closable opening, and when the inflatable ball is pressed, air can push the opening of the rubber air tap open to be discharged.
10. An achilles tendon boot comprising a boot body, a bladder and an inflation and deflation device as claimed in any of claims 1-9, the bladder and inflation and deflation device being mounted on the boot body, the inflation and deflation device being adapted to inflate or deflate the bladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020843296.4U CN213030968U (en) | 2020-05-19 | 2020-05-19 | Inflation and deflation device and achilles tendon boots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020843296.4U CN213030968U (en) | 2020-05-19 | 2020-05-19 | Inflation and deflation device and achilles tendon boots |
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| Publication Number | Publication Date |
|---|---|
| CN213030968U true CN213030968U (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020843296.4U Active CN213030968U (en) | 2020-05-19 | 2020-05-19 | Inflation and deflation device and achilles tendon boots |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190728A (en) * | 2021-12-15 | 2022-03-18 | 上海泰毅实业有限公司 | Medical cushion and manufacturing process thereof |
-
2020
- 2020-05-19 CN CN202020843296.4U patent/CN213030968U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190728A (en) * | 2021-12-15 | 2022-03-18 | 上海泰毅实业有限公司 | Medical cushion and manufacturing process thereof |
| CN114190728B (en) * | 2021-12-15 | 2023-07-28 | 上海泰毅实业有限公司 | Medical cushion and manufacturing process thereof |
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