CN216925932U

CN216925932U - Trachea connecting device of civil air defense airtightness detector

Info

Publication number: CN216925932U
Application number: CN202123106284.7U
Authority: CN
Inventors: 陈路; 马念; 马磊; 包健
Original assignee: Yunnan Dajie Construction Engineering Testing Co ltd
Current assignee: Yunnan Dajie Construction Engineering Testing Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-07-08
Anticipated expiration: 2031-12-10

Abstract

The utility model provides an air pipe connecting device of a civil air defense airtightness detector. The air pipe connecting device of the civil air tightness detector comprises a detector; the gas outlet pipe is fixedly arranged on a gas outlet of the detector; the air guide pipe is arranged on the air outlet pipe; the first mounting ring is fixedly mounted on the outer wall of the air outlet pipe; the second mounting ring is fixedly mounted on the outer wall of the air guide pipe and is in contact with the first mounting ring; the two sealing grooves are respectively formed in the outer walls of one sides of the first mounting ring and the second mounting ring; and the two sealing rings are respectively and fixedly arranged on the outer wall of one side of the first mounting ring and the outer wall of one side of the second mounting ring. The air pipe connecting device of the civil air defense airtightness detector provided by the utility model has the advantages of good airtightness and convenience in disassembly and assembly.

Description

Trachea connecting device of civil air defense airtightness detector

Technical Field

The utility model relates to the technical field of air tightness detection, in particular to an air pipe connecting device of a civil air defense air tightness detector.

Background

The air tightness detector is used for air tightness detection of air tightness passages and protective air tightness doors, and a silent oilless air compressor with a positive and negative pressure output function is used as an air source generator for a pressure source of the air tightness detector to detect the air tightness performance of the air tightness doors or the air tightness passages in an engineering field.

However, when the air pipe is installed, the air tightness detector generally adopts a bolt and sealant to be mixed for use to install the air pipe, which causes the air pipe to be troublesome to install and dismantle, and the time required for dismounting is long, so that the air tightness detector is very inconvenient to use.

Therefore, there is a need to provide a new trachea connection device for a civil air defense airtightness detector to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the air pipe connecting device of the civil air defense airtightness detector, which has good air tightness and is convenient to disassemble and assemble.

In order to solve the technical problem, the utility model provides an air pipe connecting device of a civil air defense airtightness detector, which comprises: a detector; the air outlet pipe is fixedly arranged on an air outlet of the detector; the air guide pipe is arranged on the air outlet pipe; the first mounting ring is fixedly mounted on the outer wall of the air outlet pipe; the second mounting ring is fixedly mounted on the outer wall of the air guide pipe and is in contact with the first mounting ring; the two sealing grooves are respectively formed in the outer walls of one sides of the first mounting ring and the second mounting ring; the two sealing rings are respectively and fixedly arranged on the outer walls of one sides of the first mounting ring and the second mounting ring, are respectively positioned in the two sealing grooves and are matched with the corresponding sealing grooves;

preferably, two fixed slots are formed in the first mounting ring, two fixed blocks are fixedly mounted on the outer wall of one side of the second mounting ring, and the two fixed blocks extend to the two fixed slots respectively and are matched with the corresponding fixed slots.

Preferably, two slots have all been seted up on the top inner wall of fixed slot and the bottom inner wall, two the cavity has all been seted up in the fixed block, two equal slidable mounting has the inserted block, four on the top inner wall of cavity and the bottom inner wall the inserted block extends to four respectively in the slot and all with corresponding slot looks adaptation.

Preferably, two the spout has all been seted up on the top inner wall of cavity and the bottom inner wall, four the spacing groove has all been seted up to the bottom of inserted block, four equal slidable mounting has the stopper in the spacing groove, four the stopper respectively with four the inner wall fixed connection of spout.

Preferably, two rotating grooves are formed in the outer wall of one side of the second mounting ring, two screws are installed on the inner wall of each rotating groove in a rotating mode, two threaded cylinders are installed on the screws in a threaded mode, and one ends of the threaded cylinders extend into the corresponding cavities.

Preferably, the inner walls of the two cavities are provided with moving plates in a sliding mode, and the outer wall of one side of each moving plate is fixedly connected with one end of each threaded cylinder.

Preferably, two all articulated links on the outer wall of one side of movable plate, corresponding two the articulated link all with corresponding two the inserted block is articulated mutually.

Compared with the prior art, the air pipe connecting device of the civil air defense airtightness detector provided by the utility model has the following beneficial effects:

the utility model provides a gas pipe connecting device of a civil air defense gas tightness detector, which is characterized in that a first mounting ring, a second mounting ring, a sealing groove and a sealing ring are arranged, the first mounting ring and the second mounting ring are attached to enable the sealing ring to extend into the corresponding sealing groove, and the sealing performance between a gas outlet pipe and a gas guide pipe is enabled through the staggered sealing rings, so that the normal work of the detector can be ensured.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of an air tube connection device of the air tightness detector for civil air defense according to the present invention;

FIG. 2 is a side view of the first collar of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is an enlarged view of the portion B shown in fig. 3.

Reference numbers in the figures: 1. a detector; 2. an air outlet pipe; 3. an air duct; 4. a first mounting ring; 5. a second mounting ring; 6. a sealing groove; 7. a seal ring; 8. fixing grooves; 9. a slot; 10. a fixed block; 11. a chamber; 12. a rotating groove; 13. a screw; 14. a threaded barrel; 15. moving the plate; 16. inserting a block; 17. a hinged lever.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an air tube connecting device of a civil air tightness detector according to the present invention; FIG. 2 is a side view of the first collar of FIG. 1; FIG. 3 is an enlarged view of portion A of FIG. 1; fig. 4 is an enlarged view of the portion B shown in fig. 3. The trachea connecting device of people's air defense gas tightness detector includes: a detector 1; the gas outlet pipe 2 is fixedly arranged on a gas outlet of the detector 1; the air duct 3 is arranged on the air outlet pipe 2, and the air duct 3 is matched with the inner wall of the air outlet pipe 2, so that the outer wall of the air duct 3 can be tightly attached to the inner wall of the air outlet pipe 2; the first mounting ring 4 is fixedly mounted on the outer wall of the air outlet pipe 2; the second mounting ring 5 is fixedly mounted on the outer wall of the air guide pipe 3, and the second mounting ring 5 is in contact with the first mounting ring 4; the two sealing grooves 6 are respectively formed in the outer walls of one sides of the first mounting ring 4 and the second mounting ring 5, and the two sealing grooves 6 are respectively formed in the first mounting ring 4 and the second mounting ring 5, so that the sealing performance between the two pipelines can be ensured through the two staggered sealing rings 7; the two sealing rings 7 are respectively and fixedly installed on the outer wall of one side of the first installation ring 4 and the outer wall of one side of the second installation ring 5, the two sealing rings 7 are respectively positioned in the two sealing grooves 6 and are matched with the corresponding sealing grooves 6, the two sealing rings 7 are tightly attached to the two sealing grooves 6, and the sealing performance between the air outlet pipe 2 and the air guide pipe 3 can be prevented by the fact that the sealing rings 7 extend into the two sealing grooves 6;

two fixed slots 8 have been seted up on first collar 4, equal fixed mounting has two fixed blocks 10, two on one side outer wall of second collar 5 fixed block 10 extends to two respectively fixed slot 8 and all with corresponding fixed slot 8 looks adaptation, fixed block 10 laminate mutually with the inner wall of fixed slot 8 for installation between first collar 4 and the second collar 5 is comparatively inseparable.

Two slot 9 has all been seted up on the top inner wall of fixed slot 8 and the bottom inner wall, two cavity 11, two have all been seted up in the fixed block 10 equal slidable mounting has inserted block 16, four on the top inner wall of cavity 11 and the bottom inner wall inserted block 16 extends to four respectively in the slot 9 and all with corresponding slot 9 looks adaptation is fixed between first collar 4 and the second collar 5 in can inserting slot 9 through inserted block 16 to inserted block 16 and slot 9 looks adaptation for fixed inseparable more.

Two the spout has all been seted up on the top inner wall of cavity 11 and the bottom inner wall, four the spacing groove has all been seted up, four to inserted block 16's bottom the equal slidable mounting of spacing inslot has the stopper, four the stopper respectively with four the inner wall fixed connection of spout makes inserted block 16 can roll-off cavity 11 enter into slot 9 in through setting up the spout to can carry on spacingly to inserted block 16 through the spacing groove and the stopper that set up, make inserted block 16 just to slot 9 all the time.

Two rotation grooves 12, two have been seted up on one side outer wall of second collar 5 all rotate on the inner wall of rotation groove 12 and install screw rod 13, two equal threaded mounting has a screw thread section of thick bamboo 14, two on the screw rod 13 the one end of a screw thread section of thick bamboo 14 all extends to corresponding in the cavity 11, the one end of two screw rods 13 all extends outside second collar 5 to fixed mounting has the handle on it, makes things convenient for people to twist screw rod 13 and rotates.

Two equal slidable mounting has a movable plate 15 on the inner wall of cavity 11, two one side outer wall of movable plate 15 respectively with two the one end fixed connection of screw thread section of thick bamboo 14, movable plate 15 both sides all are provided with the slider with cavity 11 inner wall sliding connection, can carry on spacingly to movable plate 15, prevent when screw 13 rotates, screw thread section of thick bamboo 14 follows screw 13 and rotates and lead to its unable horizontal migration.

Two all articulated on one side outer wall of movable plate 15 have two hinge bars 17, corresponding two hinge bars 17 all with corresponding two inserted block 16 is articulated mutually, is provided with the articulated slab on one side outer wall of movable plate 15, all is provided with articulated piece on four inserted blocks 16, comes to carry out articulated installation to hinge bar 17.

The working principle of the air pipe connecting device of the civil air defense airtightness detector provided by the utility model is as follows:

when the air tightness is detected and the air duct 3 needs to be installed, firstly, two fixing blocks 10 on a second installation ring 5 on the air duct 3 are respectively aligned with two fixing grooves 8 on a first installation ring 4 on the air outlet pipe 2, then the two fixing blocks 10 are inserted into the two fixing grooves 8, then a screw 13 on the second installation ring 5 is screwed, the screw 13 rotates to drive a threaded cylinder 14 to move horizontally through the action of threads, so that a moving plate 15 can be pushed to slide in a cavity 11, and further two insertion blocks 16 can be pushed through the hinging action between the moving plate 15 and a hinging rod 17, so that the two insertion blocks 16 drive the two insertion blocks 16 to extend into two slots 9 through the hinging and pushing actions of the two hinging rods 17, thereby the space between the first installation ring 4 and the second installation ring 5 can be fixed, and at the moment, the sealing rings 7 on the first installation ring 4 and the second installation ring are respectively positioned in the two sealing grooves 6, fixed mounting between air duct 3 and air duct 2 has just so been accomplished, and sealing washer 7 and the seal groove 6 that set up can guarantee the leakproofness between air duct 2 and the air duct 3, just afterwards can start detector 1 and carry out the gas tightness and detect to, after detecting the completion, only need reverse twist to move screw rod 13, just can withdraw plug 16 to cavity 11 in according to above-mentioned principle, just afterwards can follow air duct 3 and pull down from air duct 2.

the utility model provides an air pipe connecting device of a civil air defense airtightness detector, which is characterized in that through a first mounting ring 4, a second mounting ring 5, a sealing groove 6 and a sealing ring 7, the sealing performance between the air outlet pipe 2 and the air guide pipe 3 can be ensured through the staggered sealing rings 7 by attaching the first mounting ring 4 and the second mounting ring 5 to ensure that the sealing rings 7 extend into the corresponding sealing grooves 6, so as to ensure the normal operation of the detector 1, the fixed groove 8, the slot 9, the fixed block 10, the screw 13, the threaded cylinder 14, the movable plate 15, the insert 16 and the hinge rod 17 can drive the insert 16 to be inserted into and separated from the slot 9 by screwing the screw 13, thereby can accomplish the fixed between first collar 4 and the second collar 5, make things convenient for people to install and dismantle air duct 3 to can make things convenient for people to use detector 1 to carry out the measuring of gas tightness.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a trachea connecting device of people's air defense gas tightness detector which characterized in that includes:

a detector;

the air outlet pipe is fixedly arranged on an air outlet of the detector;

the air guide pipe is arranged on the air outlet pipe;

the first mounting ring is fixedly mounted on the outer wall of the air outlet pipe;

the second mounting ring is fixedly mounted on the outer wall of the air guide pipe and is in contact with the first mounting ring;

the two sealing grooves are respectively formed in the outer walls of one sides of the first mounting ring and the second mounting ring;

and the two sealing rings are fixedly arranged on the outer wall of one side of the first mounting ring and the outer wall of one side of the second mounting ring respectively, and are positioned in the sealing grooves respectively and are matched with the corresponding sealing grooves.

2. The trachea connecting device of the civil air defense airtightness detector, as claimed in claim 1, wherein the first mounting ring is provided with two fixing grooves, the outer wall of one side of the second mounting ring is fixedly provided with two fixing blocks, and the two fixing blocks respectively extend to the two fixing grooves and are matched with the corresponding fixing grooves.

3. The trachea connecting device of the civil air defense airtightness detector according to claim 2, wherein slots are formed in both the top inner wall and the bottom inner wall of the two fixing grooves, chambers are formed in both the two fixing blocks, insertion blocks are slidably mounted on both the top inner wall and the bottom inner wall of the two chambers, and the four insertion blocks extend into the four slots respectively and are matched with the corresponding slots.

4. The trachea connecting device of the civil air defense airtightness detector according to claim 3, wherein sliding grooves are formed in the top inner wall and the bottom inner wall of each of the two chambers, limiting grooves are formed in the bottoms of the four insertion blocks, limiting blocks are slidably mounted in the four limiting grooves, and the four limiting blocks are fixedly connected with the inner walls of the four sliding grooves respectively.

5. The air pipe connecting device of the civil air defense airtightness detector according to claim 3, wherein two rotating grooves are formed in an outer wall of one side of the second mounting ring, screw rods are rotatably mounted on inner walls of the two rotating grooves, threaded cylinders are threadedly mounted on the two screw rods, and one ends of the two threaded cylinders extend into the corresponding cavities.

6. The air pipe connecting device of the civil air defense airtightness detector according to claim 5, wherein moving plates are slidably mounted on the inner walls of the two chambers, and one outer wall of one side of each of the two moving plates is fixedly connected with one end of each of the two threaded cylinders.

7. The air pipe connecting device of the civil air defense airtightness detector according to claim 6, wherein two hinge rods are hinged to the outer wall of one side of each of the two moving plates, and the two corresponding hinge rods are hinged to the two corresponding insertion blocks.