CN210812925U - Negative pressure regulating valve with air leakage preventing structure - Google Patents
Negative pressure regulating valve with air leakage preventing structure Download PDFInfo
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- CN210812925U CN210812925U CN201921304356.9U CN201921304356U CN210812925U CN 210812925 U CN210812925 U CN 210812925U CN 201921304356 U CN201921304356 U CN 201921304356U CN 210812925 U CN210812925 U CN 210812925U
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- regulating valve
- pressure regulating
- bulkhead
- negative pressure
- valve body
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Abstract
The utility model relates to a negative pressure air-vent valve with gas leakage prevention structure, include: the pressure regulating valve body is provided with a plurality of communicating pipes, and the communicating pipes are communicated with the inside of the pressure regulating valve body; the leakage-stopping plug is detachably plugged at the pipe orifice of the communicating pipe, an openable air leakage channel is arranged in the leakage-stopping plug and is connected with the communicating pipe, and the communicating pipe is communicated with the outside and the pressure is relieved by opening the air leakage channel, so that the leakage-stopping plug in a negative pressure environment is pulled out; and the accommodating structure is arranged on the pressure regulating valve body and is used for placing the leakage stopping plug. The utility model discloses the effectual problem of the attach fitting leak-stopping difficulty of having solved the air-vent valve has optimized the structure of air-vent valve, has prolonged the life of device, promotes user experience, and the device simple structure, easy and simple to handle, strong adaptability.
Description
Technical Field
The utility model relates to the field of health care equipment, in particular to a negative pressure regulating valve with an air leakage stopping structure.
Background
At present, cupping health care equipment is widely popularized, a negative pressure instrument is mostly used and connected with a cupping cup through a communicating pipe, the vacuum degree of the cupping cup is regulated through a pressure regulating valve, the common pressure regulating valve is a multi-way pressure regulating valve to connect a plurality of cupping cups, and when the number of the used cupping cups is smaller than that of the pressure regulating valves, a gas leakage stopping structure is needed to block the redundant connecting joints;
the mode that prior art mostly adopted the stopper to plug the attach fitting prevents gas leakage, however the air-vent valve mostly does not have assorted stopper, needs the connector purchase stopper that corresponds the air-vent valve, and the stopper volume is less lost easily, in addition after the inside negative pressure environment that forms of air-vent valve, need apply great pulling force on the stopper and just can extract, but apply too big pulling force to the stopper for a long time, can reduce the life of stopper.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a negative pressure air-vent valve with only gas leakage structure, solved the problem of the attach fitting leak-stopping difficulty of air-vent valve, optimized the structure of air-vent valve, prolonged the life of device, promote user experience, and the device simple structure, it is easy and simple to handle, strong adaptability.
The technical scheme for realizing the purpose is as follows:
the utility model provides a negative pressure air-vent valve with gas leakage prevention structure, include:
the pressure regulating valve body is provided with a plurality of communicating pipes, and the communicating pipes are communicated with the inside of the pressure regulating valve;
the leakage stopping plug is detachably plugged at the pipe orifice of the communicating pipe, the leakage stopping plug is provided with an openable air leakage channel, and the air leakage channel is communicated with the communicating pipe; and
the accommodating structure is arranged on the pressure regulating valve body and used for placing the leakage stopping plug.
The utility model adopts a negative pressure regulating valve with a gas leakage stopping structure to regulate the pressure of a negative pressure instrument, a cup or other health care instruments is connected with a communicating pipe, the negative pressure instrument is connected with another communicating pipe, and a leak stopping plug arranged in a holding structure is taken out and plugged in an unnecessary communicating pipe orifice, so that the negative pressure of the regulating valve can be regulated, when the leak stopping plug needs to be pulled out, a gas leakage channel is opened, air enters the communicating pipe from the gas leakage channel and then the communicating pipe is communicated with the outside, so as to reduce the pressure inside the pressure regulating valve body, so that the leak stopping plug can be easily pulled out from the orifice of the communicating pipe, the used leak stopping plug can be arranged in the holding structure, the loss of the leak stopping plug is avoided, the problem of the leak stopping difficulty of a connecting joint of the regulating valve is solved, the structure of the regulating valve is optimized, the service life of the device is prolonged, the user experience is improved, simple operation and strong adaptability.
The utility model discloses the further improvement of negative pressure air-vent valve with gas leakage prevention structure lies in, and this pressure regulating valve body includes the last spiral cover that fits down the valve body with the lower valve body and the spiral shell of communicating pipe intercommunication, and the air vent has been seted up to the position that should lower valve body and spiral shell mutually close, and this air vent is linked together with the inside of lower valve body, through revolving this spiral shell for the air gets into down the valve body by the air vent, and then reduces the atmospheric pressure in the lower valve body.
The utility model discloses negative pressure air-vent valve with gas leakage prevention structure's further improvement lies in, and this leak-stopping stopper includes:
a hole blocking part for blocking the communicating pipe, wherein the inside of the hole blocking part is hollow and forms an air leakage channel;
the first bulkhead and the second bulkhead can be closed at the end part of the hole plugging part far away from the communicating pipe in an opening and closing way, are elastic bulkheads and are arranged oppositely, and the communication between the closed or opened air release channel and the outside of the pressure regulating valve body is realized by closing or opening the first bulkhead and the second bulkhead; and
the poking part is arranged at the end parts of the first bulkhead and the second bulkhead far away from the hole plugging part.
The utility model discloses negative pressure air-vent valve with gas leakage prevention structure's further improvement lies in, and this first bulkhead and second bulkhead all are half cylinder and inside cavity and enclose to close and form the chamber of letting out gas, and this chamber of losing gas is linked together with the passageway that loses heart.
The utility model discloses negative pressure air-vent valve with gas leakage prevention structure's further improvement lies in, and this first bulkhead and second bulkhead are close to the tip interconnect of stifled hole portion, and the length of the part that connects is 1/3 ~ 1/2 times of first bulkhead or second bulkhead total length.
The utility model discloses negative pressure air-vent valve with gas leakage prevention structure's further improvement lies in, and this stifled hole portion cross-section is the annular, and this disappointing passageway sets up along the axis of stifled hole portion.
The utility model discloses negative pressure air-vent valve with gas leakage stopping structure's further improvement lies in, and this stifled hole portion is equipped with the backstop circle on being close to the tip outer wall of first bulkhead, and this backstop circle supports the mouth of pipe of communicating pipe when this leak stopping stopper shutoff is in communicating pipe.
The utility model discloses the further improvement of negative pressure air-vent valve with gas leakage prevention structure lies in that, the inside negative pressure that forms of this pressure regulating valve body, this first bulkhead and second bulkhead adsorb in opposite directions under negative pressure environment.
The utility model discloses the further improvement of negative pressure air-vent valve with gas leakage stopping structure lies in, and this holding structure just is cylindricly with the leak stopping stopper phase-match, and this holding structure does not communicate with the inside of pressure regulating valve body.
The utility model discloses the further improvement of the negative pressure air-vent valve with gas leakage stopping structure lies in that this holding structure is a box that can open, has placed a plurality of leak-stopping stopper in this holding structure.
Drawings
Fig. 1 is a perspective view of a negative pressure regulating valve with an air leakage preventing structure according to the present invention.
Fig. 2 is a front view of the negative pressure regulating valve with the air leakage stopping structure of the present invention.
Fig. 3 is an exploded perspective view of an embodiment of the negative pressure regulating valve with an air leakage preventing structure according to the present invention.
Fig. 4 is an exploded perspective view of another embodiment of the negative pressure regulating valve with an air leakage preventing structure according to the present invention.
Fig. 5 is a diagram showing a state of use of the negative pressure regulating valve with an air leakage preventing structure according to the present invention.
Fig. 6 is a perspective view of the leakage stopping plug portion of the negative pressure regulating valve with a leakage stopping structure according to the present invention.
Fig. 7 is a front view of the leakage stopping plug portion of the negative pressure regulating valve with a leakage stopping structure according to the present invention.
Fig. 8 is a bottom view of the leakage stopper portion of the negative pressure regulating valve with a leakage stopping structure according to the present invention.
Fig. 9 is a schematic view of the open state of the leakage-stopping plug portion of the negative pressure regulating valve with the leakage-stopping structure according to the present invention.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1, the present invention provides a negative pressure regulating valve with an air leakage stopping structure, which connects a cupping cup or other health care instruments with a communicating pipe, connects the negative pressure instrument with another communicating pipe, then the leakage-stopping plug arranged in the containing structure is taken out and plugged in the redundant pipe orifice of the communicating pipe, so that the pressure regulating valve can regulate the negative pressure, when the leakage-stopping plug needs to be pulled out, the air leakage channel is opened, so that the communicating pipe is communicated with the outside to reduce the pressure in the pressure regulating valve body, thereby the leakage-stopping plug can be easily pulled out from the pipe orifice of the communicating pipe, the used leakage-stopping plug can be arranged in the containing structure, the leakage-stopping plug is prevented from being lost, the problem that the leakage-stopping of the connecting joint of the pressure regulating valve is difficult is solved, the structure of the pressure regulating valve is optimized, the service life of the device is prolonged, the user experience is improved, and the device is simple in structure, easy and convenient to operate and high in adaptability. The following describes the negative pressure regulating valve with a gas leakage stopping structure according to the present invention with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a perspective view of a negative pressure regulating valve with an air leakage stopping structure according to the present invention. The negative pressure regulating valve having the air leakage preventing structure according to the present invention will be described with reference to fig. 1.
Referring to fig. 1 and 2, the negative pressure regulating valve with air leakage preventing structure of the present invention comprises:
a pressure regulating valve body 11, wherein the pressure regulating valve body 11 is provided with a plurality of communicating pipes 1121, and the communicating pipes 1121 are communicated with the inside of the pressure regulating valve body 11;
a leakage stopper 12 detachably blocking the orifice of the communication pipe 1121, wherein the leakage stopper 12 is provided with an openable air release passage 1211, the air release passage 1211 is communicated with the communication pipe 1121, and the communication pipe 1121 is communicated with the outside and pressure release is realized by opening the air release passage 1211, so that the leakage stopper 12 in a negative pressure environment is pulled out; and
and a receiving structure 1122 provided on the pressure regulating valve body 11 for placing the leakage stopper 12.
Further, referring to fig. 3, the pressure regulating valve body 11 includes a lower valve body 112 communicating with the communication pipe 1121 and an upper screw cap 111 screwed to the lower valve body 112, a vent hole 1123 is opened at a position where the lower valve body 112 is screwed to the upper screw cap 111, the vent hole 1123 communicates with the inside of the lower valve body 112, and air enters the lower valve body 112 through the vent hole 1123 by screwing the upper screw cap 111, thereby reducing the air pressure in the lower valve body 112.
As a preferred embodiment of the present invention, as shown in fig. 6, 7, 8 and 9, the leakage stopper includes:
a hole blocking portion 121 for blocking the communication pipe 1121, the hole blocking portion 121 being hollow inside and forming a discharge passage 1211; and
the first bulkhead 122 and the second bulkhead 123 openably enclose one end of the hole-blocking portion 121, the first bulkhead 122 and the second bulkhead 123 are disposed opposite to each other, and the communication between the closed or open bleed passage 1211 and the outside of the pressure regulating valve body 11 is realized by closing or separating the first bulkhead 122 and the second bulkhead 123.
Further, as shown in fig. 6 and 7, the first bulkhead 122 and the second bulkhead 123 are semi-cylindrical and hollow, and enclose to form a venting chamber 1231, and the venting chamber 1231 is communicated with the venting channel 1211.
Preferably, as shown in fig. 6 or 9, the first bulkhead 122 and the second bulkhead 123 are connected to each other at ends near the hole blocking part 121, and the length of the connected part is 1/3 to 1/2 times the total length of the first bulkhead 122 or the second bulkhead 123.
Specifically, as shown in fig. 9, the first bulkhead 122 and the second bulkhead 123 are provided with toggle portions 1221 at ends thereof away from the hole blocking portion 121, so that a user can peel the first bulkhead 122 and the second bulkhead 123 away from each other.
Preferably, as shown in fig. 8, the hole-blocking portion 121 has a circular cross-section, and the air-release passage 1211 is disposed along the axis of the hole-blocking portion 121.
Further, as shown in fig. 4 and 5, a stop ring 124 is disposed on an outer wall of an end portion of the hole plugging portion 121 close to the first bulkhead 122, and when the leakage stopper 12 is plugged in the communication pipe 1121, the stop ring 124 abuts against a nozzle of the communication pipe 1121, so as to prevent a user from exerting too much force when plugging the leakage stopper 12 in the communication pipe 1121, avoid a problem that the leakage stopper 12 cannot be pulled out, and further seal the nozzle of the communication pipe 1121.
Specifically, a negative pressure is formed inside the pressure regulating valve body 11, and the first bulkhead 122 and the second bulkhead 123 are attracted toward each other in a negative pressure environment.
Preferably, the first bulkhead 122 and the second bulkhead 123 are flexible bulkheads.
As shown in fig. 3, the accommodating structure 1122 is matched with the leakage stopper 12 and is cylindrical, and the accommodating structure 1122 is not communicated with the interior of the pressure regulating valve body 11.
Preferably, as shown in fig. 3, the receiving structure 1122 has the same shape as the communicating tube 1121, and is not communicated with the interior of the pressure regulating valve body 11.
Referring to fig. 4, the receiving structure 1122 is an openable box, and a plurality of leakage stoppers 12 are disposed in the receiving structure 1122 to block the plurality of communicating tubes 1121.
Preferably, when the receiving structure 1122 is a box, a lid is hinged to the box, a handle is disposed on the lid to open the box, and a magnet is disposed on the box corresponding to the lid to attract the lid to prevent the leakage stopper from falling out when the lid is opened by mistake during adjustment of the pressure regulating valve body 11.
Referring to fig. 5 and 9, the present invention has the following embodiments:
connecting a cupping cup or other health-care instruments with the communication pipe 1121 of the pressure regulating valve body 11, connecting a negative pressure instrument with another communication pipe 1121, taking out the leakage stopping plug 12 in the accommodating structure 1122 and clamping the leakage stopping plug at the nozzle of the redundant communication pipe 1121 if the redundant communication pipe 1121 is not used, and pushing against the shifting part 1221 of the leakage stopping plug 12 until the stopping ring 124 abuts against the nozzle of the communication pipe 1121;
opening a negative pressure instrument, placing a cupping cup or other health care instruments on the skin, controlling the speed of negative pressure formation by screwing the upper screw cap 111, unscrewing the upper screw cap 111 to enable air to flow into the pressure regulating valve body 11 from the vent hole 1123 and then enter the communicating pipe 1121 to slow the speed of negative pressure formation, screwing the upper screw cap 111 to block the vent hole 1123 to prevent air from flowing into the pressure regulating valve body 11 from the vent hole, and further quickening the speed of negative pressure formation;
after the cupping cup or other health-care instruments are used, the negative pressure instrument is closed, the upper screw cap 111 is unscrewed, so that air enters the pressure regulating valve body 11, and the cupping cup or other health-care instruments are taken down from the skin;
because the pressure regulating valve body 11 and the pipeline still have negative pressure, the leakage-stopping plug 12 is absorbed by the residual negative pressure and is difficult to be directly pulled out, two fingers are used for abutting against the toggle part 1221 and poking the first bulkhead 122 and the second bulkhead 123, so that the first bulkhead 122 and the second bulkhead 123 are opened in opposite directions, the leakage cabin 1231 enclosed by the first bulkhead 122 and the second bulkhead 123 is opened, and air enters the leakage cabin 1231 and flows into the communication pipe 1121 through the leakage channel 1211 communicated with the leakage cabin 1231;
at this time, the negative pressure in the communication pipe 1121 disappears, the fingers are released to pinch the first bulkhead 122 and the second bulkhead 123, the leakage stopper 12 is pulled out, and the leakage stopper 12 is placed in the accommodating structure 1122 after being cleaned, so that the next use is facilitated.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.
Claims (10)
1. A negative pressure regulating valve with an air leakage stopping structure is characterized by comprising:
the pressure regulating valve body is provided with a plurality of communicating pipes, and the communicating pipes are communicated with the inside of the pressure regulating valve body;
the leakage stopping plug is detachably plugged at the pipe orifice of the communicating pipe, the leakage stopping plug is provided with an openable air leakage channel, and the air leakage channel is communicated with the communicating pipe; and
the accommodating structure is arranged on the pressure regulating valve body and used for placing the leakage stopping plug.
2. The negative pressure regulating valve with air leakage preventing structure as set forth in claim 1, wherein the pressure regulating valve body includes a lower valve body communicated with the communicating pipe and an upper screw cap screwed to the lower valve body, a vent hole is opened at a position where the lower valve body is screwed to the upper screw cap, the vent hole is communicated with the inside of the lower valve body, and air enters the lower valve body through the vent hole by screwing the upper screw cap, thereby reducing air pressure in the lower valve body.
3. The negative pressure regulating valve with air leakage preventing structure as claimed in claim 1, wherein said air leakage preventing plug comprises:
a hole blocking part for blocking the communicating pipe, wherein the inside of the hole blocking part is hollow and forms the air release channel;
the first bulkhead and the second bulkhead can be enclosed at the end part of the hole plugging part far away from the communicating pipe in an opening and closing manner, the first bulkhead and the second bulkhead are elastic bulkheads and are arranged oppositely, and the communication between the air release channel and the outside of the pressure regulating valve body is realized by closing or opening the first bulkhead and the second bulkhead; and
and the poking part is arranged at the end parts of the first bulkhead and the second bulkhead, which are far away from the hole plugging part.
4. The negative pressure regulating valve with air leakage preventing structure as claimed in claim 3, wherein said first bulkhead and said second bulkhead are each a semi-cylinder and hollow inside and enclose to form an air leakage chamber, said air leakage chamber is communicated with said air leakage channel.
5. The negative pressure regulator valve with air leakage preventing structure as claimed in claim 3, wherein the ends of the first bulkhead and the second bulkhead adjacent to the hole-plugging portion are connected to each other, and the length of the connected portion is 1/3 to 1/2 times the total length of the first bulkhead or the second bulkhead.
6. The negative pressure regulating valve with air leakage stopping structure as claimed in claim 3, wherein said hole-blocking portion is annular in cross-section, and said air leakage passage is arranged along the axis of said hole-blocking portion.
7. The negative pressure regulating valve with air leakage stopping structure as claimed in claim 3, wherein a stop ring is provided on the outer wall of the end of said hole-blocking portion close to said first bulkhead, and said stop ring abuts against the orifice of said communicating tube when said leakage-stopping plug is plugged in said communicating tube.
8. The negative pressure regulating valve with a leakage preventing structure according to claim 3, wherein a negative pressure is formed inside the pressure regulating valve body, and the first bulkhead and the second bulkhead are attracted toward each other in a negative pressure environment.
9. The negative pressure regulating valve with air leakage stopping structure as claimed in claim 1, wherein said receiving structure is matched with said air leakage stopping plug and is cylindrical, and said receiving structure is not communicated with the interior of said pressure regulating valve body.
10. The negative pressure regulating valve with air leakage stopping structure as claimed in claim 1, wherein said receiving structure is an openable box, and a plurality of said air leakage stopping plugs are placed in said receiving structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304356.9U CN210812925U (en) | 2019-08-13 | 2019-08-13 | Negative pressure regulating valve with air leakage preventing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304356.9U CN210812925U (en) | 2019-08-13 | 2019-08-13 | Negative pressure regulating valve with air leakage preventing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210812925U true CN210812925U (en) | 2020-06-23 |
Family
ID=71249894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921304356.9U Active CN210812925U (en) | 2019-08-13 | 2019-08-13 | Negative pressure regulating valve with air leakage preventing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210812925U (en) |
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2019
- 2019-08-13 CN CN201921304356.9U patent/CN210812925U/en active Active
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