CN216009981U - Air pipe connecting device for air tightness detection of civil air defense engineering - Google Patents
Air pipe connecting device for air tightness detection of civil air defense engineering Download PDFInfo
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- CN216009981U CN216009981U CN202122490721.3U CN202122490721U CN216009981U CN 216009981 U CN216009981 U CN 216009981U CN 202122490721 U CN202122490721 U CN 202122490721U CN 216009981 U CN216009981 U CN 216009981U
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Abstract
The utility model provides a gas pipe connecting device for air tightness detection of civil air defense engineering, which comprises a vent pipe and a pipe joint, joint, fixed cover and people's air defense airtight passageway wall body, breather pipe fixed mounting is in people's air defense airtight passageway wall body, the one end and the breather pipe joint of coupling are fixed, the cavity that holds the joint is seted up to the other end inboard of coupling, joint fixed mounting is in the cavity, fixed cover activity cup joints in the outside surface of coupling, the first joint pipe of inner chamber fixedly connected with of breather pipe, the inside wall fixedly connected with second joint pipe of coupling, the annular joint groove has been seted up to the second joint pipe, annular joint groove and first joint pipe joint adaptation, the utility model discloses simple structure, the trachea of check out test set can convenient and fast ground cartridge in the quick joint of device, compares current method, connects convenient and fast, and is sealed reliable.
Description
Technical Field
The utility model relates to a trachea connecting device technical field that the gas tightness detected specifically is a trachea connecting device that civil air defense engineering gas tightness detected.
Background
The air tightness of the civil air defense engineering is directly related to the function of isolating toxic gas in the civil air defense space, the air tightness detection is needed, although two ventilating pipes for detection are reserved in the wall body of the civil air defense closed channel, one ventilating pipe is used for inflating, the other ventilating pipe is used for measuring pressure, the inner side of each ventilating pipe is connected with a plug through internal threads, the pipe thread is located on the inner side of the civil air defense channel and is difficult to be connected with the air pipe of detection equipment, the air pipe of the detection equipment is sealed with the ventilating pipe by generally adopting a method of filling sealant, the sealing reliability is difficult to guarantee, the canning and the disassembly of the sealant are time-consuming, and the detection is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a trachea connecting device that civil air defense engineering gas tightness detected to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a trachea connecting device that civil air defense engineering gas tightness detected, includes breather pipe, coupling, joint, fixed cover and the airtight passageway wall body of civil air defense, breather pipe fixed mounting is in the airtight passageway wall body of civil air defense, the one end and the breather pipe joint of coupling are fixed, the cavity that holds the joint is seted up to the other end inboard of coupling, joint fixed mounting is in the cavity, fixed cover activity cup joints in the outside surface of coupling, the first joint pipe of inner chamber fixedly connected with of breather pipe, the inside wall fixedly connected with second joint pipe of coupling, annular joint groove has been seted up of second joint pipe, annular joint groove and first joint pipe joint adaptation.
Preferably, logical groove has been seted up to the lateral wall of coupling, it has the joint piece to lead to groove inside wall swing joint, the fixed cover in outside surface of joint piece has connect the baffle, lead to the groove and be close to the first spring of fixedly connected with between the inner wall and the baffle of breather pipe one side.
Preferably, the fixed connecting plate that has cup jointed of breather pipe lateral wall, the joint piece is fixed with the connecting plate joint.
Preferably, the fixed cover of lateral wall of coupling has connect first joint ring, fixed cover inside wall fixedly connected with second joint ring, fixedly connected with second spring between first joint ring and the second joint ring.
Preferably, the inner side wall of the fixed sleeve is provided with a sliding groove, and the first clamping ring is in clamping fit with the sliding groove.
Preferably, the annular clamping groove and the inner side wall of the first clamping pipe are both provided with threads, and the annular clamping groove is in threaded connection with the first clamping pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the clamping head is arranged in a cavity formed in the inner side of the pipe joint and used for quickly inserting and connecting an air pipe of detection equipment to abut against the fixed sleeve, then an annular clamping groove formed in the second clamping pipe is clamped and fixed with the first clamping pipe, threads are formed in the inner side walls of the annular clamping groove and the first clamping pipe, the tightness of connection between pipelines is improved through threaded connection, and the clamping head is easier to disassemble compared with the canning and injecting of sealant; the fixing sleeve is loosened, the fixing sleeve is pushed to move forwards under the action of the elastic restoring force of the second spring, the clamping block is extruded, the clamping block is clamped and fixed with the connecting plate, and the two ends of the clamping block are of hemispherical structures, so that repeated assembly and disassembly are facilitated, the pipe joint is connected with the ventilating pipe more tightly, and the sealing reliability is ensured; when needs split breather pipe and coupling, the first joint ring that fixed cover is connected moves backward along the spout, removes the extrusion of fixed cover to the joint piece, and the elastic restoring force of first spring promotes the baffle and drives the joint piece and remove to the one side of keeping away from the breather pipe, and the joint piece separates with the connecting plate, continues to stimulate fixed cover backward and rotatory for the first joint pipe split in second joint pipe in the coupling and the coupling, then coupling and breather pipe separation, compare current method, connect and easy dismounting are quick, and is sealed reliable.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1;
FIG. 3 is a schematic view of the pipe joint according to the present invention;
fig. 4 is an external view of the vent pipe of the present invention.
In the figure: 1. a breather pipe; 101. a first bayonet tube; 102. a connecting plate; 2. a pipe joint; 201. a cavity; 202. a second bayonet tube; 203. an annular clamping groove; 204. a through groove; 205. a clamping block; 206. a baffle plate; 207. a first spring; 208. a first snap ring; 3. a clamping head; 4. fixing a sleeve; 401. a second snap ring; 402. a second spring; 403. a chute.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, an embodiment of the present invention provides a gas pipe connection device for air tightness detection of civil air defense engineering, including a gas pipe 1, a pipe joint 2, a clamping joint 3, a fixed sleeve 4 and a civil air defense airtight passage wall 5, wherein the gas pipe 1 is fixedly installed in the civil air defense airtight passage wall 5, one end of the pipe joint 2 is clamped and fixed with the gas pipe 1, a cavity 201 for accommodating the clamping joint 3 is provided inside the other end of the pipe joint 2, the clamping joint 3 is fixedly installed in the cavity 201, and the clamping joint 3 is used for inserting a gas pipe of a detection device; the fixed sleeve 4 is movably sleeved on the outer side surface of the pipe joint 2, the inner cavity of the vent pipe 1 is fixedly connected with a first clamping pipe 101, the inner side wall of the pipe joint 2 is fixedly connected with a second clamping pipe 202, the second clamping pipe 202 is provided with an annular clamping groove 203, the annular clamping groove 203 is in clamping fit with the first clamping pipe 101, the annular clamping groove 203 and the inner side wall of the first clamping pipe 101 are both provided with threads, the annular clamping groove 203 is in threaded connection with the first clamping pipe 101, the air tightness is good, and compared with the disassembly of the potting of the sealant, the threaded connection of the annular clamping groove 203 and the first clamping pipe 101 is easier to disassemble;
a through groove 204 is formed in the side wall of the pipe joint 2, a clamping block 205 is movably connected to the inner side wall of the through groove 204, two ends of the clamping block 205 are of a hemispherical structure, repeated disassembly and assembly are facilitated, a baffle 206 is fixedly sleeved on the outer side surface of the clamping block 205, and a first spring 207 is fixedly connected between the inner wall of the through groove 204, which is close to one side of the vent pipe 1, and the baffle 206; the outer side wall of the breather pipe 1 is fixedly sleeved with a connecting plate 102, and a clamping block 205 is clamped and fixed with the connecting plate 102; when one side of the clamping block 205, which is far away from the breather pipe 1, is extruded, the clamping block 205 is fixedly connected with the connecting plate 102, so that the pipe joint 2 is more tightly connected with the breather pipe 1, and the sealing reliability is ensured;
the outer side wall of the pipe joint 2 is fixedly sleeved with a first clamping ring 208, the inner side wall of the fixed sleeve 4 is fixedly connected with a second clamping ring 401, and a second spring 402 is fixedly connected between the first clamping ring 208 and the second clamping ring 401; the inner side wall of the fixed sleeve 4 is provided with a sliding groove 403, and the first clamping ring 208 is clamped and matched with the sliding groove 403; the first clamping ring 208 connected with the fixed sleeve 4 moves backwards along the sliding groove 403 to release the extrusion of the fixed sleeve 4 on the clamping block 205, the elastic restoring force of the first spring 207 pushes the baffle 206 to drive the clamping block 205 to move towards one side far away from the vent pipe 1, the clamping block 205 is separated from the connecting plate 102, the fixed sleeve 4 is continuously pulled backwards and rotates, and the second clamping pipe 202 in the pipe joint 2 is driven to be detached from the first clamping pipe 101 in the pipe joint 2.
The working principle is as follows: when the device is used, the clamping connector 3 is firstly installed in the cavity 201 formed in the inner side of the pipe joint 2, the clamping connector 3 is used for quickly inserting and connecting an air pipe of detection equipment to abut against the fixed sleeve 4, then the annular clamping groove 203 formed in the second clamping pipe 202 is clamped and fixed with the first clamping pipe 101, threads are formed in the inner side walls of the annular clamping groove 203 and the first clamping pipe 101, the tightness of connection between pipelines is improved through threaded connection, and the device is easier to disassemble compared with the canning and injection of sealing glue; the fixing sleeve 4 is loosened, the fixing sleeve 4 pushes the fixing sleeve 4 to move forwards under the action of the elastic restoring force of the second spring 402, the clamping block 205 is extruded, the clamping block 205 is clamped and fixed with the connecting plate 102, and the two ends of the clamping block 205 are of hemispherical structures, so that repeated assembly and disassembly are facilitated, the pipe joint 2 is connected with the breather pipe 1 more tightly, and the sealing reliability is ensured; when the vent pipe 1 and the pipe joint 2 need to be disassembled, the first clamping ring 208 connected with the fixed sleeve 4 moves backwards along the sliding groove 403, the extrusion of the fixed sleeve 4 on the clamping block 205 is released, the elastic restoring force of the first spring 207 pushes the baffle plate 206 to drive the clamping block 205 to move towards one side far away from the vent pipe 1, the clamping block 205 is separated from the connecting plate 102, the fixed sleeve 4 is continuously pulled backwards and rotates, the second clamping pipe 202 in the pipe joint 2 is separated from the first clamping pipe 101 in the pipe joint 2, and then the pipe joint 2 is separated from the vent pipe 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a trachea connecting device that civil air defense engineering gas tightness detected, includes breather pipe (1), coupling (2), joint (3), fixed cover (4) and the airtight passageway wall body of civil air defense (5), its characterized in that: breather pipe (1) fixed mounting is in airtight passageway wall body of people's air defense (5), the one end and breather pipe (1) joint of coupling (2) are fixed, cavity (201) that hold joint (3) are seted up to the other end inboard of coupling (2), joint (3) fixed mounting is in cavity (201), fixed cover (4) activity cup joints in the outside surface of coupling (2), the first joint pipe (101) of inner chamber fixedly connected with of breather pipe (1), inside wall fixedly connected with second joint pipe (202) of coupling (2), annular joint groove (203) have been seted up of second joint pipe (202), annular joint groove (203) and first joint pipe (101) joint adaptation.
2. The air pipe connecting device for the air tightness detection of the civil air defense engineering according to claim 1, characterized in that: logical groove (204) have been seted up to the lateral wall of coupling (2), it has joint piece (205) to lead to groove (204) inside wall swing joint, the fixed cover in outside surface of joint piece (205) has been connect baffle (206), lead to fixedly connected with first spring (207) between inner wall and baffle (206) that groove (204) are close to breather pipe (1) one side.
3. The air pipe connecting device for the air tightness detection of the civil air defense engineering according to claim 2, characterized in that: the outer side wall of the vent pipe (1) is fixedly sleeved with a connecting plate (102), and the clamping block (205) is fixedly clamped with the connecting plate (102).
4. The air pipe connecting device for the air tightness detection of the civil air defense engineering according to claim 1, characterized in that: the outer side wall of the pipe joint (2) is fixedly sleeved with a first clamping ring (208), the inner side wall of the fixed sleeve (4) is fixedly connected with a second clamping ring (401), and a second spring (402) is fixedly connected between the first clamping ring (208) and the second clamping ring (401).
5. The air pipe connecting device for the air tightness detection of the civil air defense engineering according to claim 4, characterized in that: the fixed cover (4) inside wall has seted up spout (403), first joint ring (208) and spout (403) joint adaptation.
6. The air pipe connecting device for the air tightness detection of the civil air defense engineering according to claim 1, characterized in that: the annular clamping groove (203) and the inner side wall of the first clamping pipe (101) are both provided with threads, and the annular clamping groove (203) is in threaded connection with the first clamping pipe (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122490721.3U CN216009981U (en) | 2021-10-16 | 2021-10-16 | Air pipe connecting device for air tightness detection of civil air defense engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122490721.3U CN216009981U (en) | 2021-10-16 | 2021-10-16 | Air pipe connecting device for air tightness detection of civil air defense engineering |
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| Publication Number | Publication Date |
|---|---|
| CN216009981U true CN216009981U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122490721.3U Active CN216009981U (en) | 2021-10-16 | 2021-10-16 | Air pipe connecting device for air tightness detection of civil air defense engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115306970A (en) * | 2022-09-29 | 2022-11-08 | 四川凯德源科技有限公司 | Anticreep connects and contains its LNG pump sled |
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2021
- 2021-10-16 CN CN202122490721.3U patent/CN216009981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115306970A (en) * | 2022-09-29 | 2022-11-08 | 四川凯德源科技有限公司 | Anticreep connects and contains its LNG pump sled |
| CN115306970B (en) * | 2022-09-29 | 2022-12-20 | 四川凯德源科技有限公司 | Anticreep connects and contains its LNG pump sled |
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