CN211178833U

CN211178833U - Fire hydrant pressure detection gun head

Info

Publication number: CN211178833U
Application number: CN202020185701.8U
Authority: CN
Inventors: 赵奇; 赵连群; 赵坚
Original assignee: Tianjin Chentai Fire Technology Co ltd
Current assignee: Tianjin Chentai Fire Technology Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-08-04
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a fire hydrant pressure detection rifle head, including fire hydrant connector body, the top fixed mounting of fire hydrant connector body has coupling mechanism, the last fixed cover that is provided with of coupling mechanism, and fixed cover inner wall and second connecting pipe contact mutually, coupling mechanism's top is fixed with fixed establishment, the last first trachea that is provided with of fixed establishment, and first tracheal surface contacts with the inner wall of cover soon, the manometer is installed in fixed establishment's left side, the disappointing rifle head of fixed establishment's top fixedly connected with, and the relief valve is installed on the right side of disappointing rifle head. The utility model discloses be provided with coupling mechanism, the internal thread of fixed cover cooperatees with the external screw thread of second connecting pipe to it is fixed with first connecting pipe and second connecting pipe, through being provided with fixed establishment, through being provided with third sealing rubber pad, avoid appearing the problem of revealing at pressure testing's in-process, the mounting means is simple.

Description

Fire hydrant pressure detection gun head

Technical Field

The utility model relates to a fire-fighting equipment technical field specifically is a fire hydrant pressure measurement rifle head.

Background

The outdoor fire hydrant is a water supply facility arranged on a fire-fighting water supply pipe network outside a building, is mainly used for a fire truck to take water from a municipal water supply pipe network or an outdoor fire-fighting water supply pipe network to put out a fire, and can also be directly connected with a water hose and a water gun to discharge water to put out a fire.

The fire hydrant needs to detect the water pressure value of the fire hydrant before using, and the fire hydrant on the market needs to use a special detector to detect when carrying out pressure detection, so that the installation and the disassembly are more troublesome, a large amount of time is wasted, and the working efficiency of workers is influenced, therefore, a fire hydrant pressure detection gun head is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire hydrant pressure measurement rifle head to solve the more troublesome problem of pressure sensor installation dismantlement that provides 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 fire hydrant pressure detection rifle head, includes fire hydrant connector body, the top fixed mounting of fire hydrant connector body has coupling mechanism, the last fixed cover that is provided with of coupling mechanism, and fixed cover inner wall and second connecting pipe contact mutually, coupling mechanism's top is fixed with fixed establishment, the last first trachea that is provided with of fixed establishment, and the inner wall of first tracheal surface and cover soon contacts, the manometer is installed in fixed establishment's left side, the disappointing rifle head of fixed establishment's top fixedly connected with, and the relief valve is installed on the right side of disappointing the rifle head.

Preferably, coupling mechanism includes first connecting pipe, first sealing rubber pad, second connecting pipe, fixed cover, first slider, second slider and second sealing rubber pad, the first sealing rubber pad of left and right sides top fixedly connected with of first connecting pipe, first sealing rubber pad is inserted and is established the inside at the second connecting pipe, the surface of first connecting pipe is inserted and is equipped with the second slider, and inserts on the left of the top of second slider and be equipped with first slider, the fixed cover of top fixedly connected with of first slider, the top fixedly connected with second sealing rubber pad of second slider.

Preferably, a strip-shaped sliding groove is formed in the position, corresponding to the first connecting pipe, of the surface of the second sliding block, the inner wall of the strip-shaped sliding groove is in contact with the surface of the second sliding block, and the second sliding block is in sliding connection with the first connecting pipe.

Preferably, an annular sliding groove is formed in a position, corresponding to the second sliding block, on the surface of the first sliding block, the inner wall of the annular sliding groove is in contact with the surface of the first sliding block, and the first sliding block is in sliding connection with the second sliding block.

Preferably, the inner wall of the fixed sleeve is provided with internal threads, the surface of the second connecting pipe is provided with external threads, and the external threads of the second connecting pipe are matched with the internal threads of the fixed sleeve for use.

Preferably, fixed establishment includes third connecting pipe, first trachea, second trachea, stopper, fixed block, spiral cover and third sealing rubber pad, the left side of third connecting pipe is fixed even has first trachea, and first tracheal inner wall fixedly connected with fixed block, the left side of fixed block is inserted and is equipped with the stopper, the left side fixedly connected with second trachea of stopper, the tracheal surface of second contacts with the inner wall of spiral cover, first tracheal left side fixedly connected with third sealing rubber pad, and the left side of third sealing rubber pad contacts with the second trachea.

Preferably, the surface of the first air pipe is provided with an external thread, the inner wall of the rotary sleeve is provided with an internal thread, and the rotary sleeve drives the internal thread to be matched with the external thread of the first air pipe for use.

Preferably, the surface of the limiting block and the position corresponding to the fixing block are provided with annular sliding grooves, the inner walls of the annular sliding grooves are in contact with the surface of the limiting block, and the limiting block is in sliding connection with the fixing block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be provided with coupling mechanism, the internal thread of fixed cover cooperatees with the external screw thread of second connecting pipe to it is fixed with first connecting pipe and second connecting pipe, through being provided with fixed establishment, through being provided with third sealing rubber pad, avoid appearing the problem of revealing at pressure testing's in-process, the mounting means is simple.

(1) The utility model discloses be provided with coupling mechanism, first connecting pipe is inserted and is established inside the second connecting pipe, the internal thread of fixed cover cooperatees with the external screw thread of second connecting pipe to it is fixed with first connecting pipe, second sealing rubber pad can effectually prevent that the screw thread from corroding under the washing away of rivers with setting up of first sealing rubber pad simultaneously, thereby the condition that leads to gas leakage takes place, this device can install temporarily on the fire hydrant, and convenient to use more, and the installation comparatively stable precision that can improve the detection.

(2) The device is through being provided with fixed establishment, inserts through the stopper and establishes inside the fixed block, and the external screw thread of screw sleeve internal thread and first trachea cooperatees to fixed with second trachea and first trachea, be provided with third sealing rubber pad simultaneously, avoid appearing the problem of revealing in the in-process of test pressure, the mounting means is simple, simultaneously can be through setting up different pressure sensor, detect the static pressure and the dynamic pressure of pneumatic valve.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is a schematic front sectional view of the fixing mechanism of the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention;

fig. 5 is a schematic left-side sectional view of the fixing block and the first air tube structure of the present invention. In the figure: 1. the fire hydrant connector body; 2. a connecting mechanism; 21. a first connecting pipe; 22. a first sealing rubber pad; 23. a second connecting pipe; 24. fixing a sleeve; 25. a first slider; 26. a second slider; 27. a second sealing rubber pad; 3. a pressure gauge; 4. a fixing mechanism; 41. a third connecting pipe; 42. a first air pipe; 43. a second air pipe; 44. a limiting block; 45. a fixed block; 46. screwing a sleeve; 47. a third sealing rubber pad; 5. a gas leakage gun head; 6. and (4) releasing the valve.

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 fire hydrant pressure detection gun head comprises a fire hydrant connector body 1, a connecting mechanism 2 is fixedly installed at the top end of the fire hydrant connector body 1, a fixing sleeve 24 is arranged on the connecting mechanism 2, the inner wall of the fixing sleeve 24 is contacted with a second connecting pipe 23, the connecting mechanism 2 comprises a first connecting pipe 21, a first sealing rubber gasket 22, a second connecting pipe 23, a fixing sleeve 24, a first slider 25, a second slider 26 and a second sealing rubber gasket 27, the top ends of the left side and the right side of the first connecting pipe 21 are fixedly connected with the first sealing rubber gasket 22, the first sealing rubber gasket 22 is inserted into the second connecting pipe 23, the inner wall of the fixing sleeve 24 is provided with an internal thread, the surface of the second connecting pipe 23 is provided with an external thread, the external thread of the second connecting pipe 23 is matched with the internal thread of the fixing sleeve 24 for use, the fixing sleeve 24 rotates on the surface of the second connecting pipe 23, so as to fix the first connecting, therefore, the installation is convenient, the second sliding block 26 is inserted into the surface of the first connecting pipe 21, the first sliding block 25 is inserted into the left side of the top end of the second sliding block 26, the annular sliding groove is formed in the position, corresponding to the second sliding block 26, of the surface of the first sliding block 25, the inner wall of the annular sliding groove is in contact with the surface of the first sliding block 25, the connection relation between the first sliding block 25 and the second sliding block 26 is sliding connection, the first sliding block 25 rotates in the annular sliding groove in the surface of the second sliding block 26, the second sliding block 26 is driven to move, the first connecting pipe 21 is fixed with the second connecting pipe 23, the fixed sleeve 24 is fixedly connected to the top end of the first sliding block 25, and the second sealing rubber pad 27 is fixedly connected to the top end of.

The surface of the second sliding block 26 is provided with a strip-shaped sliding groove at a position corresponding to the first connecting pipe 21, the inner wall of the strip-shaped sliding groove is in contact with the surface of the second sliding block 26, the connection relationship between the second sliding block 26 and the first connecting pipe 21 is sliding connection, the second sliding block 26 slides in the strip-shaped sliding groove of the first connecting pipe 21 so as to drive the second sealing rubber gasket 27 to move, so that the second sealing rubber gasket 27 seals a gap between the first connecting pipe 21 and the second connecting pipe 23 and is matched with the first sealing rubber gasket 22, thereby avoiding the problem of gap air leakage, the top end of the connecting mechanism 2 is fixed with a fixing mechanism 4, the fixing mechanism 4 is provided with a first air pipe 42, the surface of the first air pipe 42 is in contact with the inner wall of the rotary sleeve 46, the fixing mechanism 4 comprises a third connecting pipe 41, the first air pipe 42, a second air pipe 43, a limiting block 44, a fixing block 45, the rotary sleeve 46, the left side of third connecting pipe 41 is fixed with first trachea 42, and the surface assembly of first trachea 42 has the external screw thread, and the inner wall of rotating sleeve 46 is provided with the internal thread, and rotating sleeve 46 drives the external screw thread cooperation use of internal thread and first trachea 42, and rotating sleeve 46 is fixed first trachea 42 and second trachea 43 in the rotation, avoids appearing not hard up problem.

A fixed block 45 is fixedly connected to the inner wall of the first air pipe 42, a limit block 44 is inserted into the left side of the fixed block 45, an annular sliding groove is formed in the surface of the limit block 44 corresponding to the position of the fixed block 45, the inner wall of the annular sliding groove contacts with the surface of the limit block 44, the limit block 44 is connected with the fixed block 45 in a sliding mode, the limit block 44 is inserted into the fixed block 45, the limit block 44 is rotated to be clamped in the fixed block 45, a clamping structure is formed, the second air pipe 43 and the first air pipe 42 are preliminarily fixed and are matched with the rotary sleeve 46, the left side of the limit block 44 is fixedly connected with a second air pipe 43, the surface of the second air pipe 43 contacts with the inner wall of the rotary sleeve 46, a third sealing rubber pad 47 is fixedly connected to the left side of the first air pipe 42, the left side of the third sealing rubber pad 47 contacts with the second air, the top end of the fixing mechanism 4 is fixedly connected with an air leakage gun head 5, and a pressure release valve 6 is installed on the right side of the air leakage gun head 5.

The working principle is as follows: when the detection gun head needs to be installed, according to fig. 1 and fig. 2, the first connecting pipe 21 is inserted into the second connecting pipe 23, so that the first sealing rubber gasket 22 contacts with the inner wall of the second connecting pipe 23, a gap between the second connecting pipe 23 and the first connecting pipe 21 is filled, meanwhile, the fixing sleeve 24 is rotated, the fixing sleeve 24 drives the first sliding block 25 to move in the rotation, the first sliding block 25 rotates in the annular sliding groove on the surface of the second sliding block 26, so that the second sliding block 26 is pulled to move, meanwhile, the second sliding block 26 slides in the strip-shaped sliding groove on the surface of the first connecting pipe 21, the second sealing rubber gasket 27 is pushed to move, the second sealing rubber gasket 27 contacts with the second connecting pipe 23 in the movement, the gap between the first connecting pipe 21 and the second connecting pipe 23 is sealed for the second time, and the installation of the air leakage gun head 5.

When the pressure of the fire hydrant connector body 1 needs to be detected, according to the attached

drawings

3 and 4, the limiting block 44 is inserted into the fixing block 45, at the moment, the second air pipe 43 is rotated, the second air pipe 43 is fixedly connected with the first air pipe 42, meanwhile, the third sealing rubber gasket 47 is in contact with the surface of the second air pipe 43, the third sealing rubber gasket 47 fills the gap between the second air pipe 43 and the first air pipe 42, the problem of air leakage is avoided, the rotating sleeve 46 is rotated at the moment, the internal thread of the rotating sleeve 46 is matched with the external threads of the first air pipe 42 and the second air pipe 43, so that the first air pipe 42 and the second air pipe 43 are fixed, the second air pipe 43 is prevented from rotating and falling off, the normal use of the device is influenced, the detection precision is influenced, and the operation is finished.

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

1. The utility model provides a fire hydrant pressure detection rifle head, includes fire hydrant connector body (1), its characterized in that: the top fixed mounting of fire hydrant connector body (1) has coupling mechanism (2), be provided with fixed cover (24) on coupling mechanism (2), and fixed cover (24) inner wall and second connecting pipe (23) contact mutually, the top of coupling mechanism (2) is fixed with fixed establishment (4), be provided with first trachea (42) on fixed establishment (4), and the surface of first trachea (42) contacts with the inner wall of rotating sleeve (46), manometer (3) are installed in the left side of fixed establishment (4), the top fixedly connected with of fixed establishment (4) loses heart rifle head (5), and loses heart rifle head's (5) right side and install relief valve (6).

2. The hydrant pressure detecting torch head according to claim 1, wherein: coupling mechanism (2) include first connecting pipe (21), first sealing rubber pad (22), second connecting pipe (23), fixed cover (24), first slider (25), second slider (26) and second sealing rubber pad (27), the first sealing rubber pad (22) of left and right sides top fixedly connected with of first connecting pipe (21), first sealing rubber pad (22) are inserted and are established the inside of second connecting pipe (23), the surface of first connecting pipe (21) is inserted and is equipped with second slider (26), and inserts on the left of the top of second slider (26) and be equipped with first slider (25), the fixed cover (24) of top fixedly connected with of first slider (25), the top fixedly connected with second sealing rubber pad (27) of second slider (26).

3. A hydrant pressure sensing gun head according to claim 2, wherein: the surface of the second sliding block (26) is provided with a strip-shaped sliding groove at a position corresponding to the first connecting pipe (21), the inner wall of the strip-shaped sliding groove is in contact with the surface of the second sliding block (26), and the second sliding block (26) is in sliding connection with the first connecting pipe (21).

4. A hydrant pressure sensing gun head according to claim 2, wherein: an annular sliding groove is formed in the position, corresponding to the second sliding block (26), of the surface of the first sliding block (25), the inner wall of the annular sliding groove is in contact with the surface of the first sliding block (25), and the first sliding block (25) is in sliding connection with the second sliding block (26).

5. A hydrant pressure sensing gun head according to claim 2, wherein: the inner wall of the fixed sleeve (24) is provided with internal threads, the surface of the second connecting pipe (23) is provided with external threads, and the external threads of the second connecting pipe (23) are matched with the internal threads of the fixed sleeve (24) for use.

6. The hydrant pressure detecting torch head according to claim 1, wherein: fixed establishment (4) include third connecting pipe (41), first trachea (42), second trachea (43), stopper (44), fixed block (45), swivel nut (46) and third sealing rubber pad (47), the left side fixed connection of third connecting pipe (41) has first trachea (42), and the inner wall fixedly connected with fixed block (45) of first trachea (42), the left side of fixed block (45) is inserted and is equipped with stopper (44), the left side fixedly connected with second trachea (43) of stopper (44), the surface of second trachea (43) contacts with the inner wall of swivel nut (46), the left side fixedly connected with third sealing rubber pad (47) of first trachea (42), and the left side of third sealing rubber pad (47) contacts with second trachea (43).

7. The hydrant pressure detecting torch head according to claim 6, wherein: the surface assembly of first trachea (42) has the external screw thread, the inner wall of rotating sleeve (46) is provided with the internal thread, it uses to rotate sleeve (46) and drive the external screw thread cooperation of internal thread and first trachea (42).

8. The hydrant pressure detecting torch head according to claim 6, wherein: the surface of the limiting block (44) is provided with an annular sliding groove at a position corresponding to the fixing block (45), the inner wall of the annular sliding groove is in contact with the surface of the limiting block (44), and the limiting block (44) is in sliding connection with the fixing block (45).