CN213516148U - Quick connector for pressure instrument detection - Google Patents

Abstract

The utility model discloses a pressure instrument detects quick connector, including box body, manometer, fixed block and intake pipe, the inside of box body is provided with additional strengthening, one side of spring is fixed with the ejector pad, the bottom of the inside both sides of connecting pipe all is provided with the mounting groove, the both ends of connecting pipe all are provided with the block groove. The utility model discloses a be provided with seal structure and realized strengthening the seal of junction, strengthen the seal of junction when using, when the intake pipe enters into the inside of connecting pipe, the intake pipe promotes the rubber pad to inside, the rubber pad promotes the ejector pad to inside, the ejector pad promotes the spring to inside, the inside compression of spring atress, after the intake pipe gets into completely, the outside ejector pad that promotes of spring inflation, the ejector pad promotes the rubber pad, with the outside seal of intake pipe, more inseparable between material toughness high messenger's of rubber pad and the intake pipe, thereby the measuring accuracy has been improved.

Description

Quick connector for pressure instrument detection

Technical Field

The utility model relates to a connector technical field specifically is a pressure instrument detects quick connector.

Background

In our life, there are many instruments which are visible everywhere but not attractive, one of them is a barometer, which plays a great role in our life, like the natural gas we use needs to use the manometer, in industry, the barometer is also visible everywhere, the barometer measurement needs to be connected first, so a special pressure instrument detection quick connector is used;

however, when the existing connector in the market is used, the tightness of the connection part is not good enough, and the measured data may not be accurate enough, so a quick connector for pressure instrument detection is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure instrument detects quick connector to the leakproofness that proposes the junction in solving above-mentioned background art is not enough good, may lead to surveying the not accurate enough problem of data.

In order to achieve the above object, the utility model provides a following technical scheme: a quick connector for pressure instrument detection comprises a box body, a pressure gauge, a fixed block and an air inlet pipe, the box body is internally provided with a reinforcing structure, the top end of the box body is fixed with a pressure gauge, the top end of the box body is fixed with a filtering structure, the bottom end of the box body is fixed with a connecting pipe, the bottom end of the box body is provided with an air inlet pipe, the inside of the connecting pipe is fixed with a sealing structure, the sealing structure comprises a sealing groove, a rubber pad, a push block, a spring and a second fixing cavity, the sealing groove is arranged at the top end of the outer part of the air inlet pipe, the top ends of the two sides of the inner part of the connecting pipe are respectively provided with the second fixing cavity, a spring is fixed on one side in the second fixing cavity, a pushing block is fixed on one side of the spring, a rubber pad is fixed on one side of the pushing block, the bottom of the inside both sides of connecting pipe all is provided with the mounting groove, the both ends of connecting pipe all are provided with the block groove.

Preferably, the number of the push blocks is two, and the push blocks are symmetrically distributed around the vertical center line of the air inlet pipe.

Preferably, the additional strengthening includes toughness membrane, first fixed chamber and strengthens the flute, first fixed chamber all is fixed in the inside both sides of box body, the inside in first fixed chamber is fixed with strengthens the flute, one side in first fixed chamber is fixed with the toughness membrane.

Preferably, the area of the flexible membrane is smaller than that of the first fixed cavity, and the reinforcing corrugations are uniformly distributed in the first fixed cavity.

Preferably, the filtering structure comprises filtering cotton, a filtering shell, an air inlet and an air inlet column, the air inlet column is fixed at the top end inside the box body, the air inlet is formed in the bottom end inside the filtering cotton, the filtering shell is fixed inside the air inlet column, and the filtering cotton is arranged inside the filtering shell.

Preferably, the air inlet holes are provided with a plurality of air inlet holes which are uniformly distributed at the bottom end inside the air inlet column.

Compared with the prior art, the beneficial effects of the utility model are that: the pressure instrument detection quick connector not only realizes the enhancement of the tightness of the connection part and the improvement of the measurement accuracy, but also realizes the enhancement of the inside, the improvement of the pressure resistance of the inside and the filtration of gas, and the improvement of the use safety of a pressure gauge;

(1) the sealing structure is arranged to strengthen the tightness of the joint, the tightness of the joint is strengthened in use, when the air inlet pipe enters the connecting pipe, the air inlet pipe pushes the rubber pad inwards, the rubber pad pushes the push block inwards, the push block pushes the spring inwards, the spring is stressed and compressed inwards, after the air inlet pipe completely enters, the spring expands to push the push block outwards, the push block pushes the rubber pad to seal the outside of the air inlet pipe, and the rubber pad is more compact with the air inlet pipe due to high toughness of the material of the rubber pad, so that the measurement accuracy is improved;

(2) the internal part is reinforced by the reinforcing structure, the inner wall of the box body is reinforced, the internal air pressure outwards props against the tough membrane, the tough membrane pushes the first fixed cavity outwards, the first fixed cavity transmits the received force to the internal reinforcing corrugated part, the reinforcing corrugated part disperses and absorbs the received force, and finally the residual force is transmitted to the box body, and the box body absorbs the force, so that the internal pressure resistance is improved, and the internal pressure resistance is improved;

(3) realized filtering gas through being provided with filtration, inside gas that gets into probably contains moisture also can corrode the composition and can lead to the fact the corrosion to the manometer, need filter it, and gas enters into the inside of air inlet column from the inlet port, and then gas enters into the inside of filtering the casing, and the inside filter pulp of filtering the casing filters gas, and gas after the filtration enters into the inside of manometer to the security that the manometer used has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic bottom view of the present invention;

fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;

FIG. 4 is a schematic view of a front view of a partial cross-sectional structure of the reinforcement structure of the present invention;

fig. 5 is a schematic view of the front view partial section structure of the filtering structure of the present invention.

In the figure: 1. a box body; 2. a reinforcing structure; 201. a tough film; 202. a first fixed cavity; 203. reinforcing corrugation; 3. a pressure gauge; 4. a filter structure; 401. filtering cotton; 402. a filter housing; 403. an air inlet; 404. an air inlet column; 5. a sealing structure; 501. a sealing groove; 502. a rubber pad; 503. a push block; 504. a spring; 505. a second fixed cavity; 6. a fixed block; 7. an air inlet pipe; 8. mounting grooves; 9. a connecting pipe; 10. an engaging groove.

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.

Referring to fig. 1-5, the present invention provides an embodiment: a pressure instrument detection quick connector comprises a box body 1, a pressure gauge 3, a fixing block 6 and an air inlet pipe 7, wherein a reinforcing structure 2 is arranged inside the box body 1, the pressure gauge 3 is fixed at the top end of the box body 1, a filtering structure 4 is fixed at the top end inside the box body 1, a connecting pipe 9 is fixed at the bottom end of the box body 1, the air inlet pipe 7 is arranged at the bottom end of the box body 1, a sealing structure 5 is fixed inside the connecting pipe 9, mounting grooves 8 are formed in the bottom ends of two sides inside the connecting pipe 9, and clamping grooves 10 are formed in two ends of the connecting pipe 9;

the sealing structure 5 comprises a sealing groove 501, two rubber pads 502, two push blocks 503, two springs 504 and two second fixed cavities 505, the sealing groove 501 is arranged at the top end outside the air inlet pipe 7, the second fixed cavities 505 are arranged at the top ends of the two sides inside the connecting pipe 9, the springs 504 are fixed at one side inside the second fixed cavities 505, the push blocks 503 are fixed at one sides of the springs 504, the rubber pads 502 are fixed at one sides of the push blocks 503, and the push blocks 503 are symmetrically distributed around the vertical center line of the air inlet pipe 7;

specifically, as shown in fig. 1 and 3, when the structure is used, firstly, the sealing performance of the connection part is enhanced during use, when the air inlet pipe 7 enters the inside of the connecting pipe 9, the air inlet pipe 7 pushes the rubber pad 502 inwards, the rubber pad 502 pushes the push block 503 inwards, the push block 503 pushes the spring 504 inwards, the spring 504 is stressed to compress inwards, after the air inlet pipe 7 completely enters, the spring 504 expands to push the push block 503 outwards, the push block 503 pushes the rubber pad 502 to seal the outside of the air inlet pipe 7, and the rubber pad 502 is made of high material toughness so that the air inlet pipe 7 is more tightly sealed with the air inlet pipe 502, thereby improving the measurement accuracy;

the reinforcing structure 2 comprises a tough film 201, a first fixed cavity 202 and reinforcing corrugations 203, the first fixed cavity 202 is fixed at two sides of the interior of the box body 1, the reinforcing corrugations 203 are fixed inside the first fixed cavity 202, the tough film 201 is fixed at one side of the first fixed cavity 202, the area of the tough film 201 is smaller than that of the first fixed cavity 202, and the reinforcing corrugations 203 are uniformly distributed in the first fixed cavity 202;

specifically, as shown in fig. 1 and 4, when the structure is used, firstly, the inner wall of the box body 1 is reinforced, the internal air pressure is pressed outwards against the flexible film 201, the flexible film 201 pushes the first fixing cavity 202 outwards, the first fixing cavity 202 transmits the received force to the internal reinforcing corrugation 203, the reinforcing corrugation 203 disperses and absorbs the received force, and finally, the residual force is transmitted to the box body 1, the box body 1 absorbs the force, so that the internal pressure resistance is improved, and the internal pressure resistance is improved;

the filter structure 4 comprises filter cotton 401, a filter shell 402, air inlet holes 403 and an air inlet column 404, the air inlet column 404 is fixed at the top end inside the box body 1, the air inlet holes 403 are formed in the bottom end inside the filter cotton 401, the filter shell 402 is fixed inside the air inlet column 404, the filter cotton 401 is arranged inside the filter shell 402, the air inlet holes 403 are arranged in a plurality, and the air inlet holes 403 are uniformly distributed at the bottom end inside the air inlet column 404;

specifically, as shown in fig. 1 and 5, when the structure is used, firstly, gas entering from the inside may contain moisture and may also contain corrosive components, which may cause corrosion to the pressure gauge 3, and needs to be filtered, the gas enters from the gas inlet 403 into the inside of the gas inlet column 404, and then enters into the inside of the filter housing 402, the filter cotton 401 inside the filter housing 402 filters the gas, and the filtered gas enters into the inside of the pressure gauge 3, so that the safety of the pressure gauge 3 in use is improved.

The working principle is as follows: the utility model discloses when using, at first, be connected intake pipe 7 and connecting pipe 9, aim at fixed block 6 the position of mounting groove 8 to promote to inside, clockwise rotation after arriving inside, form card and structure between fixed block 6 and the block groove 10, reach quick connection with this, it strengthens to set up seal structure 5 to the leakproofness between connecting pipe 9 and the intake pipe 7, when intake pipe 7 gets into the inside of connecting pipe 9, intake pipe 7 promotes rubber pad 502 to inside, rubber pad 502 promotes ejector pad 503 to inside, ejector pad 503 promotes spring 504 to inside, spring 504 atress inwards compresses, after intake pipe 7 completely got into, spring 504 expands and outwards promotes ejector pad 503, ejector pad 503 promotes rubber pad 502, the external seal of intake pipe 7, make it inseparabler between its and the intake pipe 7 because of the material toughness height of rubber pad 502;

secondly, the gas inlet pipe 7 is used for gas transmission, the gas enters the box body 1, the entering gas possibly contains moisture and possibly corrosion components which can corrode the pressure gauge 3 and needs to be filtered, the gas enters the gas inlet column 404 from the gas inlet hole 403 and then enters the filtering shell 402, the gas is filtered by the filtering cotton 401 in the filtering shell 402, the filtered gas enters the pressure gauge 3, and the pressure value is measured by the pressure gauge 3;

finally, the box body 1 needs to be reinforced due to large internal pressure for a long time, the use strength of the box body is relieved, a reinforcing structure 2 is arranged, internal air pressure outwards supports the tough membrane 201, the tough membrane 201 pushes the first fixed cavity 202 outwards, the force received by the first fixed cavity 202 is transmitted to the internal reinforcing corrugation 203, the reinforcing corrugation 203 disperses and absorbs the received force, the residual force is transmitted to the box body 1 at last, the box body 1 absorbs the force, the internal pressure resistance is improved, and the use work of the connector is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a pressure instrument detects quick connector, includes box body (1), manometer (3), fixed block (6) and intake pipe (7), its characterized in that: the improved air purifier is characterized in that a reinforcing structure (2) is arranged in the box body (1), a pressure gauge (3) is fixed at the top end of the box body (1), a filtering structure (4) is fixed at the top end of the interior of the box body (1), a connecting pipe (9) is fixed at the bottom end of the box body (1), an air inlet pipe (7) is arranged at the bottom end of the box body (1), a sealing structure (5) is fixed in the connecting pipe (9), the sealing structure (5) comprises a sealing groove (501), a rubber pad (502), a push block (503), a spring (504) and a second fixed cavity (505), the sealing groove (501) is arranged at the top end of the exterior of the air inlet pipe (7), second fixed cavities (505) are arranged at the top ends of two sides of the interior of the connecting pipe (9), the spring (504) is fixed at one side of the interior of the second fixed cavity (505), and a rubber pad (502) is fixed on one side of the push block (503), mounting grooves (8) are formed in the bottom ends of the two sides of the inside of the connecting pipe (9), and clamping grooves (10) are formed in the two ends of the connecting pipe (9).

2. The pressure gauge quick connector of claim 1, wherein: the reinforced structure (2) comprises a tough membrane (201), a first fixed cavity (202) and reinforced corrugations (203), wherein the first fixed cavity (202) is fixed on two sides of the interior of the box body (1), the reinforced corrugations (203) are fixed inside the first fixed cavity (202), and the tough membrane (201) is fixed on one side of the first fixed cavity (202).

3. The pressure gauge quick connector of claim 2, wherein: the area of the flexible membrane (201) is smaller than that of the first fixed cavity (202), and the reinforcing corrugations (203) are uniformly distributed in the first fixed cavity (202).

4. The pressure gauge quick connector of claim 1, wherein: the filter structure (4) comprises filter cotton (401), a filter shell (402), air inlet holes (403) and an air inlet column (404), wherein the air inlet column (404) is fixed at the top end inside the box body (1), the air inlet holes (403) are formed in the bottom end inside the filter cotton (401), the filter shell (402) is fixed inside the air inlet column (404), and the filter cotton (401) is arranged inside the filter shell (402).

5. The pressure gauge quick connector of claim 4, wherein: the air inlet holes (403) are provided with a plurality of air inlet holes (403), and the air inlet holes (403) are uniformly distributed at the bottom end inside the air inlet column (404).

6. The pressure gauge quick connector of claim 1, wherein: the number of the push blocks (503) is two, and the push blocks (503) are symmetrically distributed around the vertical center line of the air inlet pipe (7).

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