CN219063093U - Charging and discharging device for charging valve of launching cradle - Google Patents
Charging and discharging device for charging valve of launching cradle Download PDFInfo
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- CN219063093U CN219063093U CN202222868227.0U CN202222868227U CN219063093U CN 219063093 U CN219063093 U CN 219063093U CN 202222868227 U CN202222868227 U CN 202222868227U CN 219063093 U CN219063093 U CN 219063093U
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Abstract
The utility model relates to a charging and discharging device for a charging valve of a transmitting frame, which belongs to the technical field of charging and discharging of charging valves, and comprises: the valve body is axially provided with a valve cavity which is open up and down; the first connecting part is connected to the lower end of the valve body in a sealing and rotating way and is communicated with the valve cavity; the air charging valve is correspondingly connected with the launching frame; the second connecting part is hermetically arranged at one side of the valve body and is communicated with the first connecting part through the valve cavity; the device is correspondingly connected with an air source; the main shaft is vertically movably matched in the valve cavity. The utility model takes the valve body as an installation carrier, and the first connecting part, the second connecting part, the main shaft and the handle are arranged on the valve body to form the inflation and deflation device, so that the technical problems of complex work and low efficiency caused by the fact that a plurality of special tools are matched for use in the inflation and deflation operation process of the inflation valve of the launching frame in the prior art are solved, and the inflation and deflation operation function of the inflation and deflation valve of the launching frame can be realized by only one inflation and deflation device.
Description
Technical Field
The utility model relates to the technical field of inflation and deflation of inflation valves, in particular to an inflation and deflation device for an inflation valve of a launching cradle.
Background
The existing inflation valve commonly used for the nitrogen cylinder or equipment of the transmitting frame has the advantages that when the internal structure of the inflation valve is required to be inflated, the valve core is pushed by virtue of air pressure, so that air is inflated into the cylinder or equipment, and when the inflation valve is deflated, the valve core of the inflation valve is jacked up by a special tool, so that the internal air is exhausted.
In the process of the inflation and deflation operation of the inflation valve of the launching frame (particularly in the detection stage, the inflation and deflation operation of the launching frame is required to be carried out for a plurality of times), a plurality of special tools are required to be matched for use, so that the inflation and deflation operation of the inflation valve of the launching frame is complicated in work and low in efficiency, and is not beneficial to popularization and use;
therefore, the inflation and deflation device for the inflation valve of the launching frame can not only inflate the inflation valve, but also deflate the inflation valve.
Disclosure of Invention
The utility model aims to solve the problems and provide an inflation and deflation device for an inflation valve of a launching frame.
The utility model realizes the above purpose through the following technical scheme:
an inflation and deflation device for an inflation valve of a launching cradle, comprising:
the valve body is axially provided with a valve cavity which is open up and down;
the first connecting part is connected to the lower end of the valve body in a sealing and rotating way and is communicated with the valve cavity; the air charging valve is correspondingly connected with the launching frame;
the second connecting part is hermetically arranged at one side of the valve body and is communicated with the first connecting part through the valve cavity; the device is correspondingly connected with an air source;
the main shaft is vertically movably matched in the valve cavity, and the shaft body of the main shaft is positioned above the second connecting part and is in sealing fit with the valve cavity wall; the air charging valve is used for opening the launching frame;
the handle is coaxially and spirally connected with the valve body at the upper end part of the valve body; the main shaft is used for driving the main shaft to move up and down to realize opening of the injection frame inflation valve;
the filter disc is arranged between the inner end of the second connecting part and the valve cavity, and the upper end of the main shaft is correspondingly and fixedly connected with the handle.
Preferably, the first connection part includes:
the outer sleeve nut is connected with the lower end part of the valve body in a sealing and rotating way at the upper section of the inner cavity, and the lower section of the inner cavity is provided with a threaded part which can be correspondingly connected with the inflation valve of the launching bracket.
Preferably, the matching surface of the upper section of the inner cavity of the outer sleeve nut and the valve body of the valve body is provided with an annular groove with a circular cross section, and a plurality of rolling bodies are uniformly and alternately matched with the annular groove along the circumferential direction of the annular groove in a rolling way;
a sealing element is arranged between the upper section of the inner cavity of the coat nut and the matching surface of the valve body, and the sealing element and the annular groove are arranged at intervals up and down.
Preferably, a radial hole matched with the rolling body is formed in the position, corresponding to the annular groove, of the outer sleeve nut, and the radial Kong Kongqiang is detachably connected with a plugging piece;
the seal is located below the annular groove.
Preferably, the outer sleeve nut is provided with a connecting screw in a threaded fit along the axial direction of the outer sleeve nut, the connecting screw penetrates through the radial hole, and the blocking piece is movably sleeved on the rod body of the connecting screw.
Preferably, the lower section of the main shaft is provided with an axial air passage coaxial with the main shaft, a radial air passage communicated with the axial air passage is arranged at the position of the main shaft corresponding to the top of the axial air passage, and the radial air passage is correspondingly communicated with the second connecting part through the valve cavity.
Preferably, the lower end of the first connecting part is detachably connected with a first protecting part, the outer end of the second connecting part is detachably connected with a second protecting part, and the first protecting part and the second protecting part are correspondingly connected with the valve body of the valve body through deformable connecting parts.
Preferably, the upper end of the valve body is provided with an outward expanding part, the handle is in threaded fit with the expanding part, the lower end of the handle extends to the lower part of the expanding part, and the lower end of the handle is provided with a second limiting part which can be in interference fit with the lower end surface of the expanding part.
Preferably, the second connection part includes:
the first end of the three-way valve is connected with the valve body in a sealing way and is correspondingly communicated with the valve cavity;
the joint is connected with the second end of the three-way valve in a sealing way;
the three-way valve core is used for controlling the second end or the third end of the three-way valve core to be communicated with the first end.
The beneficial effects are that:
1. the valve body is used as an installation carrier, the first connecting part, the second connecting part, the main shaft and the handle are installed on the valve body to form the inflation and deflation device, the technical problems that in the process of inflating and deflating the inflation valve of the launching frame in the prior art, a plurality of special tools are required to be matched for use, so that the operation is complicated and the operation is inefficient are solved, and the inflation and deflation operation function of the inflation valve of the launching frame can be realized by only using one inflation and deflation device;
2. due to the arrangement of the second connecting part, the air charging and discharging device does not need to be disassembled when the air charging and discharging of the transmitting frame is changed, so that the work is more convenient;
3. can be when not using, the open end of first connecting portion is plugged through first guard piece, the open end of second connecting portion is plugged through second guard piece, prevent that the dust from entering into first connecting portion and second connecting portion inner chamber, enter into inside the rack when leading to using.
Additional features and advantages of the utility model will be set forth in the description which follows, or may be learned by practice of the utility model.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a partial cross-sectional view of the present utility model;
fig. 3 is an enlarged view of part I of fig. 2.
The reference numerals are explained as follows:
1. a valve body; 11. an expanded diameter portion; 2. a first connection portion; 21. a jacket nut; 22. a blocking member; 23. a connecting screw; 3. a second connecting portion; 4. a main shaft; 41. an axial airway; 42. a radial airway; 5. a handle; 51. a second limit part; 6. a filter sheet; 7. a rolling element; 8. a first guard; 9. and a second guard.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
1-3, an inflation and deflation device for an inflation valve of a launching cradle comprises:
the valve body 1 is axially provided with a valve cavity which is open up and down;
the first connecting part 2 is connected to the lower end of the valve body 1 in a sealing and rotating way and is communicated with the valve cavity; the air charging valve is correspondingly connected with the launching frame;
the second connecting part 3 is hermetically arranged on one side of the valve body 1 and is communicated with the first connecting part 2 through a valve cavity; the device is correspondingly connected with an air source;
the main shaft 4 is vertically movably matched in the valve cavity, and the shaft body of the main shaft is positioned above the second connecting part 3 and is in sealing fit with the valve cavity wall; the air charging valve is used for opening the launching frame;
according to the requirement, a sealing ring is arranged between the shaft body and the valve cavity wall, and preferably, in order to ensure the sealing effect, two or more sealing rings can be arranged at intervals up and down;
the handle 5 is coaxially and spirally connected with the valve body at the upper end part of the valve body 1; the main shaft 4 is used for driving the main shaft to move up and down to realize opening of the injection frame inflation valve;
a filter disc 6 is arranged between the inner end of the second connecting part 3 and the valve cavity, and the upper end of the main shaft 4 is correspondingly and fixedly connected with the handle 5;
according to the requirement, the lower section of the main shaft 4 is provided with an axial air passage 41 coaxial with the main shaft, a radial air passage 42 communicated with the axial air passage 41 is arranged at the position of the main shaft 4 corresponding to the top of the axial air passage 41, and the radial air passage 42 is correspondingly communicated with the second connecting part 3 through a valve cavity;
the valve body 1 is used as an installation carrier, the first connecting part 2, the second connecting part 3, the main shaft 4 and the handle 5 are installed on the valve body 1 to form the inflation and deflation device, the technical problems that a plurality of special tools are needed to be matched for use in the inflation and deflation operation process of the inflation valve of the launching frame in the prior art, so that the operation is complicated and the operation is inefficient are solved, and the inflation and deflation operation function of the inflation valve of the launching frame can be realized by only using one inflation and deflation device;
in the structure, when the launching frame inflation valve is inflated, the first connecting part 2 is correspondingly communicated with the launching frame inflation valve, the second connecting part 3 is correspondingly communicated with the air source, and then the handle 5 is rotated, because the handle 5 is in threaded connection with the valve body 1, the handle 5 can drive the main shaft 4 to move downwards, the main shaft 4 props up the launching frame inflation valve, and at the moment, the air source can enter the launching frame inflation valve through the second connecting part 3, the valve cavity and the first connecting part 2, so that the operation of inflating the launching frame is realized; when the launching frame inflation valve is deflated, the second connecting part 3 can be disconnected with the air source, at the moment, the handle 5 can drive the main shaft 4 to move downwards by rotating the handle 5, and the main shaft 4 props up the launching frame inflation valve to realize the deflation operation of the launching frame;
according to the requirement, the second connecting part 3 comprises a three-way valve, the first end of the three-way valve is connected with the valve body 1 and is correspondingly communicated with the valve cavity, the second end of the three-way valve is provided with a connecting structure correspondingly connected with an air source, and the third end of the three-way valve is opposite to the air source, wherein a valve core of the three-way valve can control the first end to be correspondingly communicated with the second end or the third end of the three-way valve; when the emission frame inflation valve is deflated, the second connecting part 3 is not required to be disconnected with the air source, the first end is only required to be communicated with the third end through the three-way valve, at the moment, the handle 5 can drive the main shaft 4 to move downwards through rotating the handle 5, and the main shaft 4 props up the emission frame inflation valve to achieve deflation operation of the emission frame;
due to the arrangement of the second connecting part 3, the air charging and discharging device does not need to be disassembled when the air charging and discharging of the transmitting frame is changed, so that the work is more convenient.
In the second embodiment, as shown in fig. 2 to 3, the first connection part 2 includes:
the outer sleeve nut 21 is connected to the lower end part of the valve body 1 in a sealing and rotating way, and the lower section of the inner cavity is provided with a threaded part which can be correspondingly connected with the inflation valve of the launching frame;
the arrangement can be correspondingly connected with the launching frame inflation valve through the thread part of the outer sleeve nut 21;
further, the matching surface of the upper section of the inner cavity of the outer sleeve nut 21 and the valve body of the valve body 1 is provided with an annular groove with a round cross section, the annular groove is uniformly and alternately matched with a plurality of rolling bodies 7 along the circumferential direction, and particularly, the rolling bodies 7 are spherical rolling bodies, such as steel balls;
a sealing element is arranged between the upper section of the inner cavity of the coat nut 21 and the matching surface of the valve body 1, and the sealing element and the annular groove are arranged at intervals up and down; preferably, the sealing element is a sealing ring, and the valve body 1 is provided with a sealing groove for placing the sealing element according to the requirement;
two or more sealing elements can be arranged up and down according to the requirement;
the arrangement can ensure that the sleeve nut 21 is in sealing fit with the valve body 1;
preferably, radial holes matched with the rolling bodies 7 are formed in the positions, corresponding to the annular grooves, of the outer sleeve nuts 21, and the radial Kong Kongqiang is detachably connected with the plugging piece 22;
the sealing piece is positioned below the annular groove;
this arrangement allows easy installation and replacement of the rolling elements 7.
Further, the external nut 21 is in threaded fit with a connecting screw 23 along the axial direction thereof, the connecting screw 23 penetrates through the radial hole, and the blocking piece 22 is movably sleeved on the rod body of the connecting screw 23.
In the third embodiment, as shown in fig. 1-2, the lower end of the first connecting portion 2 is detachably connected with a first protecting member 8, the outer end of the second connecting portion 3 is detachably connected with a second protecting member 9, and the first protecting member 8 and the second protecting member 9 are correspondingly connected with the valve body of the valve body 1 through deformable connecting members;
the deformable connecting pieces can be nylon ropes, steel wire ropes, rope chains and the like, so as to ensure that the first protective piece 8 and the second protective piece 9 cannot be separated from the deformable slender parts of the valve body 1;
the setting like this can be when not using, through the open end of first connecting portion 2 of first guard 8 shutoff, through the open end of second connecting portion 3 of second guard 9 shutoff, prevent that the dust from entering into first connecting portion 2 and the inner chamber of second connecting portion 3, lead to entering into inside the rack when using.
In the third embodiment, as shown in fig. 2, the upper end of the valve body 1 is provided with an outward expanding portion 11, the handle 5 is in threaded fit with the expanding portion 11, the lower end of the handle 5 extends below the expanding portion 11, and the lower end of the handle 5 is provided with a second limiting portion 51 capable of being in interference fit with the lower end surface of the expanding portion 11;
when the handle 5 is lifted to the moving height, the second limiting part 51 is abutted against the lower end face of the diameter expanding part 11, at this time, the handle 5 cannot continue to rotate, and the handle 5 is separated from the valve body 1.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and their equivalents.
Claims (9)
1. An inflation and deflation device for an inflation valve of a launching cradle, comprising:
the valve body (1) is axially provided with a valve cavity which is open up and down;
the first connecting part (2) is connected to the lower end of the valve body (1) in a sealing and rotating way and is communicated with the valve cavity; the air charging valve is correspondingly connected with the launching frame;
the second connecting part (3) is hermetically arranged at one side of the valve body (1) and is communicated with the first connecting part (2) through the valve cavity; the device is correspondingly connected with an air source;
the main shaft (4) is vertically movably matched in the valve cavity, and the shaft body of the main shaft is positioned above the second connecting part (3) and is in sealing fit with the valve cavity wall; the air charging valve is used for opening the launching frame;
the handle (5) is coaxially and spirally connected with the valve body at the upper end part of the valve body (1); the main shaft (4) is driven to move up and down to realize opening of the injection frame inflation valve;
a filter disc (6) is arranged between the inner end of the second connecting part (3) and the valve cavity, and the upper end of the main shaft (4) is correspondingly and fixedly connected with the handle (5).
2. The inflation and deflation device for the inflation valve of the launching cradle of claim 1, wherein: the first connection part (2) includes:
the outer sleeve nut (21) is connected to the lower end part of the valve body (1) in a sealing and rotating way, and the lower section of the inner cavity is provided with a threaded part which can be correspondingly connected with the inflation valve of the launching frame.
3. The inflation and deflation device for the inflation valve of the launching cradle of claim 2, wherein: the matching surface of the upper section of the inner cavity of the coat nut (21) and the valve body of the valve body (1) is provided with an annular groove with a circular section, and a plurality of rolling bodies (7) are uniformly and alternately matched with the annular groove along the circumferential direction of the annular groove in a rolling way;
a sealing element is arranged between the upper section of the inner cavity of the coat nut (21) and the matching surface of the valve body (1), and the sealing element and the annular groove are arranged at intervals up and down.
4. A device for inflating and deflating an inflatable valve of a dispenser according to claim 3, wherein: radial holes matched with the rolling bodies (7) are formed in the positions, corresponding to the annular grooves, of the outer sleeve nuts (21), and the radial Kong Kongqiang is detachably connected with a blocking piece (22);
the seal is located below the annular groove.
5. The inflation and deflation device for the inflation valve of the launching cradle of claim 4, wherein: the sleeve nut (21) is provided with a connecting screw (23) in a threaded fit along the axial direction of the sleeve nut, the connecting screw (23) penetrates through the radial hole, and the blocking piece (22) is movably sleeved on the rod body of the connecting screw (23).
6. The inflation and deflation device for the inflation valve of the launching cradle of claim 1, wherein: the lower section of the main shaft (4) is provided with an axial air passage (41) coaxial with the main shaft, a radial air passage (42) communicated with the axial air passage (41) is arranged at the position of the main shaft (4) corresponding to the top of the axial air passage (41), and the radial air passage (42) is correspondingly communicated with the second connecting part (3) through a valve cavity.
7. The inflation and deflation device for the inflation valve of the launching cradle of claim 1, wherein: the utility model discloses a valve body, including first connecting portion (2), second connecting portion (3), first guard piece (8) can be dismantled to first connecting portion (2) lower extreme, second guard piece (9) can be dismantled to second connecting portion (3) outer end, and first guard piece (8) and second guard piece (9) all correspond through the connecting piece of being out of shape and be connected in valve body (1) valve body.
8. The inflation and deflation device for the inflation valve of the launching cradle of claim 1, wherein: the valve body (1) valve body upper end is equipped with outside expanded diameter portion (11), handle (5) and expanded diameter portion (11) screw-thread fit, and handle (5) lower extreme extends to expanded diameter portion (11) below to handle (5) lower extreme is equipped with can with expanded diameter portion (11) lower terminal surface interference fit's second spacing portion (51).
9. The inflation and deflation device for the inflation valve of the launching cradle of claim 1, wherein: the second connection part (3) includes:
the three-way valve (31) is connected with the valve body (1) in a sealing way, and is correspondingly communicated with the valve cavity;
the joint (32) is connected with the second end of the three-way valve (31) in a sealing way;
wherein, three-way valve (31) case is used for controlling its second end or third end and first end intercommunication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222868227.0U CN219063093U (en) | 2022-10-28 | 2022-10-28 | Charging and discharging device for charging valve of launching cradle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222868227.0U CN219063093U (en) | 2022-10-28 | 2022-10-28 | Charging and discharging device for charging valve of launching cradle |
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| Publication Number | Publication Date |
|---|---|
| CN219063093U true CN219063093U (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222868227.0U Active CN219063093U (en) | 2022-10-28 | 2022-10-28 | Charging and discharging device for charging valve of launching cradle |
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| CN (1) | CN219063093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117220185A (en) * | 2023-09-13 | 2023-12-12 | 广东科源电气股份有限公司 | Air charging cabinet and air charging valve based on wireless transmission module |
-
2022
- 2022-10-28 CN CN202222868227.0U patent/CN219063093U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117220185A (en) * | 2023-09-13 | 2023-12-12 | 广东科源电气股份有限公司 | Air charging cabinet and air charging valve based on wireless transmission module |
| CN117220185B (en) * | 2023-09-13 | 2024-03-22 | 广东科源电气股份有限公司 | Air charging cabinet and air charging valve based on wireless transmission module |
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