CN220063282U

CN220063282U - Fire control pipeline gas tightness detection device

Info

Publication number: CN220063282U
Application number: CN202322829117.8U
Authority: CN
Inventors: 李建凯; 危立腾; 陈学森
Original assignee: Shandong Xinke Construction Engineering Fire Engineering Co ltd
Current assignee: Shandong Xinke Construction Engineering Fire Engineering Co ltd
Priority date: 2023-10-23
Filing date: 2023-10-23
Publication date: 2023-11-21
Anticipated expiration: 2033-10-23

Abstract

The utility model discloses a fire-fighting pipeline air tightness detection device which comprises a mounting seat, wherein a sliding rod is arranged in the mounting seat, a first base and a second base are arranged on the sliding rod, a first air pipe is arranged on the first base, a second air pipe is arranged on the second base, an air pressure adjusting mechanism is arranged in the second air pipe, cover plates are hinged to the first base and the second base, hydraulic rods are arranged on the first base, the cover plates and the second base, and a fastening mechanism is arranged at the lower part of the first base. According to the utility model, the fire-fighting pipeline is fixed through the matching of the cover plate and the first base and the second base, the gap between the fire-fighting pipeline and the butt joint position of the device is reduced through the hydraulic rod, the problem that the measured value is inaccurate due to leakage in detection is prevented, the fire-fighting pipeline can be quickly installed and dismantled by the connection mode, the strength of the joint position is ensured, and the distance between the first base and the second base can be adjusted through the fastening mechanism, so that the detection of fire-fighting pipelines with different lengths is adapted.

Description

Fire control pipeline gas tightness detection device

Technical Field

The utility model belongs to the technical field of air tightness detection, and particularly relates to a fire-fighting pipeline air tightness detection device.

Background

Fire-fighting pipe refers to a pipe used in the fire-fighting field. The fire-fighting pipeline is mainly used for connecting fire-fighting equipment or equipment and is used for conveying fire-fighting water, gas or other mediums and the like. Today's fire pipes require periodic air tightness tests to be made for some time.

The utility model patent with the application number of CN201920079292.0 discloses a fire-fighting pipeline air tightness detection device, which comprises a first pipe body, a second pipe body and an inner sealing pipe, wherein the inner sealing pipe is connected with the first pipe body and the second pipe body and is displaced in the second pipe body, the inner sealing pipe is connected with an air charging device through an air charging pipe, and a blocking block with an air inlet is arranged in the inner sealing pipe; a connecting pipe is sealed and installed in the second pipe body, a cavity is formed between the connecting pipe and the inner sealing pipe, and a sealing sleeve pushed by the inner sealing pipe is installed in the cavity, so that the sealing sleeve seals an air inlet of the blocking block; the sealing sleeve is provided with a through hole, the through hole is communicated with the cavity, the second pipe body is provided with a pressure gauge, and a contact of the pressure gauge stretches into the cavity; the utility model aims to provide a fire-fighting pipeline air tightness detection device, which aims to ensure accurate detection and prevent gas leakage from the inside of the detection device. But this tightness detection device is firstly inconvenient to fix the pipe rapidly and to seal the pipe, and secondly cannot prevent the pipe from being damaged by high-pressure gas, etc.

Aiming at the defects of the existing structure, the device is researched and improved, and the device for detecting the air tightness of the fire-fighting pipeline is provided.

Disclosure of Invention

The utility model aims to provide a fire-fighting pipeline air tightness detection device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a fire control pipeline gas tightness detection device, includes the mount pad, be equipped with the slide bar in the mount pad, the slip is equipped with first base on the slide bar, the one end of slide bar is fixed and is equipped with the second base, one side fixedly connected with trachea one of first base, one side fixedly connected with trachea two, be equipped with pneumatic adjustment mechanism in the trachea two, first base and second base all have the apron through the hinge is articulated, the internal surface of first base, apron and second base all is equipped with a plurality of hydraulic stems along circumference, first base and second base keep away from the one end of hinge all is equipped with first fixed block, the apron is kept away from the one end of hinge is equipped with the second fixed block, first draw-in groove and second draw-in groove have been seted up on first fixed block and the second fixed block respectively, the internal thread connection of screw thread piece has the bolt, the lower part of first base is equipped with fastening mechanism.

As an improvement, the fastening mechanism comprises two clamping blocks, a first spring is arranged between opposite sides of the two clamping blocks, a bottom plate is arranged on one side of the lower portion of the first base, a sliding groove is formed in the bottom plate, two shifting levers are slidably arranged in the sliding groove, the top ends of the shifting levers are fixedly connected with the bottoms of the two clamping blocks respectively, and arc-shaped portions matched with the sliding rods are arranged on one side, away from the first spring, of the two clamping blocks.

As a further improvement, the inner wall of the arc-shaped part is provided with an anti-slip coating.

As an improvement, pneumatic adjustment mechanism includes the spacing ring, the spacing ring with tracheal second's internal surface fixed connection, one side of spacing ring is equipped with sealed the pad, the diameter that seals up the pad is less than tracheal second's internal diameter, one side that seals up the pad is equipped with the sleeve, be equipped with spring second in the sleeve, spring second's surface one end is connected with the ejector pin, the external screw thread has been seted up to the one end surface of ejector pin, the ejector pin passes through the external screw thread with tracheal second threaded connection, tracheal second is kept away from the one end of second base is equipped with the round hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the mounting seat, the sliding rod, the first base, the second base, the first air pipe, the hinge, the cover plate, the hydraulic rod, the first fixed block, the second fixed block, the threaded block and the bolt, when the fire-fighting pipeline is mounted and detected, the fire-fighting pipeline is placed on the first base and the second base, then the cover plate is covered, the threaded block is rotated, the bolt is rotated upwards and clamped into the second clamping groove, then the bolt is screwed, the cover plate is fixed with the first base and the second base, after the fixation is completed, the hydraulic rod extends out and is propped against the flange at the tail end of the fire-fighting pipeline, so that the flange is firmly propped against the inner walls of the first base, the second base and the cover plate, the gap between the fire-fighting pipeline and the device is reduced as much as possible, the aim of improving the air tightness is achieved, the leakage during detection is prevented, the measured value is inaccurate, and the fire-fighting pipeline can be mounted and dismounted more quickly, the strength of the connection position is ensured while the quick mounting is ensured;

2. according to the utility model, through the arrangement of the fastening mechanism, when fire-fighting pipelines with different lengths are installed, the clamping blocks on two sides are pulled to the middle through the deflector rod, then the first base is moved to a designated position, then the deflector rod is released, and the first spring ejects the two clamping blocks to two sides respectively to enable the two clamping blocks to be propped against the slide rod, so that the first base is fixed, and the fire-fighting pipelines with different lengths are adapted conveniently;

3. according to the utility model, through the arrangement of the air pipe II and the air pressure regulating mechanism, when the air tightness is detected, the air tightness is detected by inflating the fire-fighting pipeline, the compression resistance of different fire-fighting pipelines is different, the tensioning degree of the spring II can be regulated by regulating the position of the ejector rod, the bearable maximum pressure is regulated, and when the pressure is overlarge, the air pressure can push up the sealing gasket and is discharged through the round hole, so that the integrity of the device is ensured and the safety of workers is protected.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a trachea-removing structure according to the utility model;

FIG. 3 is a schematic cross-sectional view of a base of the present utility model;

FIG. 4 is a schematic view of a two-sectional structure of the trachea of the present utility model;

in the figure: 1. a mounting base; 2. a slide bar; 3. a first base; 4. a first air pipe; 5. a hinge; 6. a cover plate; 7. a hydraulic rod; 8. a first fixed block; 9. a first clamping groove; 10. a screw block; 11. a bolt; 12. clamping blocks; 13. a first spring; 14. a bottom plate; 15. a chute; 16. a deflector rod; 17. a second air pipe; 18. a limiting ring; 19. a sealing gasket; 20. a sleeve; 21. a second spring; 22. a push rod; 23. an external thread; 24. a round hole; 25. a second base; 26. a second fixed block; 27. and a second clamping groove.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a fire-fighting pipeline air tightness detection device comprises a mounting seat 1, wherein a sliding rod 2 is fixedly arranged in the middle of the inner surface of the mounting seat 1, a first base 3 is arranged on the sliding rod 2 in a sliding manner, a second base 25 is fixedly arranged at one end of the sliding rod 2, one side of the first base 3 is fixedly connected with an air pipe I4, the first base 3 and the second base 25 are respectively hinged with a cover plate 6 through hinges 5, the upper half parts of the first base 3 and the second base 25 are identical to the cover plate 6 in shape, a plurality of hydraulic rods 7 are arranged on one side of the inner surface of the cover plate 6 along the circumferential direction, a plurality of hydraulic rods 7 are also arranged on one side of the inner surface of the first base 3 and the inner surface of the second base 25 along the circumferential direction, and fixed points after the hydraulic rods 7 stretch are positioned at half parts of the widths of the inner walls of the cover plate 6, the first base 3 and the second base 25.

The one end of first base 3 and second base 25 all is equipped with first fixed block 8, and the one end of apron 6 is provided with second fixed block 26, has seted up first draw-in groove 9 on the first fixed block 8, has seted up second draw-in groove 27 on the second fixed block 26, and the internal surface rotation of first draw-in groove 9 is equipped with screw thread piece 10, and screw thread piece 10's inside is provided with bolt 11, and screw thread piece 10 and bolt 11 are in order to be in the assurance joint strength, can furthest with the step simplification of installation and dismantlement.

When the fire-fighting pipeline is installed and detected, the fire-fighting pipeline is firstly placed on the first base 3 and the second base 25, then the cover plate 6 is covered, the threaded block 10 is rotated, the bolt 11 is rotated upwards and clamped into the second clamping groove 27 at the upper part, then the bolt 11 is screwed, the first base 3 and the second base 25 are fixed with the cover plate 6, after the fixing is completed, the hydraulic rod 7 is started, the hydraulic rod 7 extends out and is propped against the flange at the tail end of the fire-fighting pipeline, so that the flange is propped against the inner walls of the first base 3 and the second base 25 and the cover plate 6, and then the gap between the fire-fighting pipeline and the butt joint of the fire-fighting pipeline is reduced as much as possible, so that the air tightness of the device is improved, leakage is prevented when the fire-fighting pipeline is detected, the measured value is inaccurate, and the fire-fighting pipeline can be installed and dismantled quickly by adopting the connecting mode, and the connecting strength is ensured.

The surface lower extreme of first base 3 is equipped with fastening mechanism, fastening mechanism includes two clamp splice 12, be provided with spring one 13 between two clamp splice 12, and spring one 13 and the clamp splice 12 surface fixed connection of both sides, the surface lower extreme of first base 3 is provided with bottom plate 14, spout 15 has been seted up on the bottom plate 14, the inside of spout 15 is provided with two driving levers 16, the bottom surface and the bottom plate 14 sliding connection of clamp splice 12, driving lever 16 and clamp splice 12 fixed connection, and two clamp splice 12 are close to the arc portion of slide bar 2 looks adaptation all be equipped with in one side of slide bar 2, the inner wall of arc portion is equipped with anti-skidding coating, anti-skidding coating is in order to prevent that first base 3 from taking place the skew when detecting. The clamp blocks 12 on two sides are pulled to the middle through the deflector rod 16, then the first base 3 is moved to a designated position, then the deflector rod 16 is released, the first spring 13 ejects the clamp blocks 12 to two sides to push the clamp blocks against the slide rod 2, and accordingly the first base 3 is fixed so as to adapt to pipes with different lengths.

The one end of second base 25 is provided with trachea two 17, be equipped with air pressure adjustment mechanism in the trachea two 17, air pressure adjustment mechanism includes spacing ring 18, sealed 19, sleeve 20, spring two 21 and ejector pin 22, the internal surface of trachea two 17 is provided with spacing ring 18, spacing ring 18 and trachea two 17 fixed connection, surface one side of spacing ring 18 is provided with sealed 19, the diameter of sealed 19 is slightly less than the internal diameter of trachea two 17, surface one side of sealed 19 is provided with sleeve 20, the inside of sleeve 20 is provided with spring two 21, surface one end of spring two 21 is provided with ejector pin 22, and the one end surface of ejector pin 22 has seted up external screw thread 23, the surface end of trachea two 17 is provided with round hole 24, spring two 21 and sealed 19 and ejector pin 22 fixed connection, and ejector pin 22 and sleeve 20 sliding connection, the length and sleeve 20 unanimous of spring two 21, the end and ejector pin 22 threaded connection of trachea two 17, round hole 24 runs through the end of trachea two 17, when detecting the gas tightness, through to aerifing in the pipeline, the resistance of different pipelines is different, can be through the position of adjustment 22, thereby the adjustment of the maximum pressure that can bear the pressure of two springs 21, and the maximum pressure of the sealed device can be discharged through the adjustment, and the atmospheric pressure of the safety device can be guaranteed, and the safety device is guaranteed.

Working principle: when the fire-fighting pipeline air tightness detection device is used, firstly, a fire-fighting pipeline is placed on a first base 3 and a second base 25, then a cover plate 6 is covered, then a threaded block 10 is rotated, a bolt 11 is rotated upwards and is clamped into a second clamping groove 27 at the upper part, then the bolt 11 is screwed, the first base 3 and the second base 25 are fixed with the cover plate 6, after the fixation is completed, a hydraulic rod 7 is started, the hydraulic rod 7 stretches out and is propped against a flange at the tail end of the fire-fighting pipeline, and the flange is propped against the inner walls of the first base 3, the second base 25 and the cover plate 6; secondly, the clamp blocks 12 on two sides are pulled to the middle through the deflector rod 16, then the first base 3 is moved to a designated position, then the deflector rod 16 is released, and the first spring 13 ejects the clamp blocks 12 to two sides to enable the clamp blocks to be propped against the slide rod 2, so that the first base 3 is fixed; finally, when detecting the gas tightness, the gas tightness is checked by inflating the pipeline, the pressure resistance of different pipelines is different, the tensioning degree of the second spring 21 can be adjusted by adjusting the position of the ejector rod 22, the bearable maximum pressure is further adjusted, and when the pressure is overlarge, the sealing gasket 19 can be jacked by the air pressure and discharged through the round hole 24. This is the theory of operation of this fire control pipeline gas tightness detection device.

Claims

1. The utility model provides a fire control pipeline gas tightness detection device, includes mount pad (1), its characterized in that, be equipped with slide bar (2) in mount pad (1), slide bar (2) are gone up to slide and are equipped with first base (3), the one end of slide bar (2) is fixed and is equipped with second base (25), one side fixedly connected with trachea (4) of first base (3), one side fixedly connected with trachea (17) of second base (25), be equipped with pneumatic adjustment mechanism in trachea (17), first base (3) and second base (25) all articulate through hinge (5) have apron (6), the internal surface of first base (3), apron (6) and second base (25) all is equipped with a plurality of hydraulic stems (7) along circumference, the one end that first base (3) and second base (25) kept away from hinge (5) all is equipped with first fixed block (8), one end that hinge (5) was kept away from to apron (6) is equipped with second fixed block (26), first block (8) and second clamp block (26) are equipped with screw thread groove (10) respectively on first clamp block (10), the lower part of the first base (3) is provided with a fastening mechanism.

2. The fire-fighting pipeline air tightness detection device according to claim 1, wherein the fastening mechanism comprises two clamping blocks (12), a first spring (13) is arranged between opposite sides of the two clamping blocks (12), a bottom plate (14) is arranged on one side of the lower portion of the first base (3), a sliding groove (15) is formed in the bottom plate (14), two deflector rods (16) are arranged in the sliding groove (15) in a sliding mode, the top ends of the two deflector rods (16) are fixedly connected with the bottoms of the two clamping blocks (12) respectively, and arc-shaped portions matched with the sliding rods (2) are arranged on one side, away from the first spring (13), of the two clamping blocks (12).

3. The fire pipe air tightness detection device according to claim 2, wherein the inner wall of the arc-shaped portion is provided with an anti-slip coating.

4. The fire-fighting pipeline air tightness detection device according to claim 1, wherein the air pressure adjusting mechanism comprises a limiting ring (18), the limiting ring (18) is fixedly connected with the inner surface of the second air pipe (17), a sealing gasket (19) is arranged on one side of the limiting ring (18), the diameter of the sealing gasket (19) is smaller than the inner diameter of the second air pipe (17), a sleeve (20) is arranged on one side of the sealing gasket (19), a second spring (21) is arranged in the sleeve (20), one end of the outer surface of the second spring (21) is connected with a push rod (22), an external thread (23) is arranged on the outer surface of one end of the push rod (22), the push rod (22) is in threaded connection with the second air pipe (17) through the external thread (23), and a round hole (24) is formed in one end, far away from the second base (25), of the second air pipe (17).