CN217745497U

CN217745497U - Fire hydrant water pressure detection device for building fire fighting equipment detection

Info

Publication number: CN217745497U
Application number: CN202221922240.3U
Authority: CN
Inventors: 余道洪; 鲁万卿; 王有为; 吕小波; 龙召军; 王远琴; 刘川; 黄兰; 谢豪
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-08
Anticipated expiration: 2032-07-25

Abstract

The utility model belongs to the technical field of fire hydrant water pressure check out test set to a building fire control equipment detects uses fire hydrant water pressure detection device is disclosed, include: the pressure gauge is arranged above the main body, a guide pipe is fixedly connected to the lower end of the pressure gauge, and a cavity is formed in the guide pipe; inside be formed with the cover soon of connecting the chamber, rotate install in the one end of main part, just be in connect on the inner wall in chamber set up with the external screw thread matched with internal thread of fire hydrant delivery port department, the utility model discloses in, have the internal screw thread cover soon through the one end setting in the main part, can ensure the device when being connected with the fire hydrant delivery port, do not need rotating device wholly, only need rotate to revolve the cover can be connected with the fire hydrant to solved current device when the installation and need close the pivoted problem with the device whole soon, and can also adjust the display direction of manometer wantonly.

Description

Fire hydrant water pressure detection device for building fire fighting equipment detection

Technical Field

The utility model belongs to the technical field of fire hydrant water pressure check out test set, concretely relates to building fire fighting equipment detects uses fire hydrant water pressure detection device.

Background

Fire hydrant water pressure detection device is also known as fire hydrant pressure measurement joint, is that fire control detection department is used for measuring fire hydrant system pressure to accurately judge fire hydrant system performance, check the isolated plant that the squirt fills the water column, especially to building fire control equipment, utilize the hydrostatic pressure and the play water pressure of fire hydrant detection device detectable fire hydrant, thereby ensure fire extinguishing system's normal operating.

But the junction of fire hydrant water pressure detection device and fire hydrant on the existing market is fixed, need close the whole rotation of closing of device when the installation, and the demonstration direction of inconvenient control manometer, and the installation is comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building fire control facility detects uses fire hydrant water pressure detection device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fire hydrant water pressure detection device for building fire fighting equipment detection comprises:

the pressure gauge is arranged above the main body, a guide pipe is fixedly connected to the lower end of the pressure gauge, a cavity is formed in the guide pipe, and the guide pipe penetrates and is fixed on the main body;

the inside is formed with the cover that revolves of connecting the chamber, rotate install in the one end of main part, just set up the internal thread with the external screw thread matched with of fire hydrant delivery port department on the inner wall in connection chamber.

Preferably, the valve body is detachably mounted at one end, back to the rotary sleeve, of the main body, a rotatable valve core is mounted inside the valve body, and a valve hole is formed inside the valve core.

Preferably, a detachable gasket is arranged between the main body and the rotary sleeve, a spring is connected to one end, close to the rotary sleeve, of the main body, and a sealing ring is connected to one end of the spring.

Preferably, the outside cooperation cover of pipe is equipped with the filter sieve, the filter sieve includes a sieve section of thick bamboo, and the sieve section of thick bamboo is kept away from one side of open end and is installed the detachable filter screen.

Preferably, a water pressure sensor is installed in the pipe cavity, and a display used for displaying a water pressure value is arranged above the water pressure sensor.

Preferably, a handle parallel to the axis of the valve hole is installed above the valve body, one end of the handle is fixedly connected with the valve core, and two limiting rods are fixedly connected to the valve body.

Preferably, a support rod is installed between the water pressure sensor and the display, one end of the support rod is fixedly connected with the main body, and the other end of the support rod is rotatably connected with the display.

Preferably, an alarm is fixedly mounted on one side of the outer portion of the main body, which is adjacent to the pressure gauge, and the alarm comprises a buzzer and a warning lamp.

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

(1) The utility model discloses in, have the internal screw thread through the one end setting in the main part and revolve the cover, can ensure the device when being connected with the fire hydrant delivery port, do not need rotating device wholly, only need rotate and revolve the cover can be connected with the fire hydrant to solved current device and need close the pivoted problem with the device is whole soon when the installation, and can also adjust the display direction of manometer wantonly, make it avoid receiving the influence that the device was when revolving.

(2) To above-mentioned cover soon, through with the gasket that sets up between the main part, can ensure to revolve the leakproofness of cover and main part junction, and utilize the mutual extrusion between spring and the sealing washer, can ensure the leakproofness of being connected between device and the fire hydrant to guarantee that the water pressure when detecting is closer to true water pressure.

(3) In the utility model, through the filter sieve which is sleeved on the guide pipe in a matching way, the particles, iron rust and other sundries in the water body can be isolated outside the pressure gauge, so that the impurities are prevented from entering the pressure gauge to damage the structure of the pressure gauge, and further the detection accuracy is prevented from being influenced;

wherein, a sieve section of thick bamboo is used for supporting the screen cloth, and the screen cloth is then used for filtering impurity, and utilizes the cooperation between a sieve section of thick bamboo and the pipe to be connected convenient subsequent maintenance dismantlement.

(4) The utility model discloses in, still can utilize water pressure sensor to detect the water pressure of fire-fighting water, the pressure value that detects will be converted into digital signal show on the display, can inspect device self through the reading difference between display and the manometer to prevent to use the device that is not accurate enough to measure wrong pressure value, avoid the misoperation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is a schematic view of the structure of the screen of the present invention;

in the figure: 1. a main body; 2. a pressure gauge; 3. a conduit; 4. screwing a sleeve; 5. screening; 51. a screen cylinder; 52. screening a screen; 6. a valve body; 7. a valve core; 8. a handle; 9. a limiting rod; 10. a water pressure sensor; 11. a display; 12. a support bar; 13. an alarm; 14. a buzzer; 15. a warning light; 16. a gasket; 17. a seal ring; 18. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 to 5, a fire hydrant water pressure detecting apparatus for detecting fire fighting equipment in a building includes:

a main body 1 with a conical tube cavity is formed inside, a pressure gauge 2 is arranged above the main body 1, a guide pipe 3 is fixedly connected to the lower end of the pressure gauge 2, a cavity is formed inside the guide pipe 3, and the guide pipe 3 penetrates and is fixed on the main body 1;

the inside is formed with the cover 4 that revolves of connecting the chamber, rotates the one end of installing in main part 1, and offers the internal thread with the external screw thread matched with of fire hydrant delivery port department on the inner wall of connecting the chamber.

Specifically, the technical scheme disclosed above is used to perform water pressure detection of fire hydrant for fire-fighting facilities of a building:

firstly, the device is installed at a water outlet of a fire hydrant, when the device is installed, the dial surface of a pressure gauge 2 faces an observer, a main body 1 is fixed, then the main body 1 is connected with the fire hydrant by rotating a rotary sleeve 4, fire-fighting water flows along the axial direction of a pipe cavity after a valve of the fire hydrant is opened and enters a cavity of a conduit 3, a pointer of the pressure gauge 2 is rotated by utilizing water pressure, and according to the Bernoulli principle, the liquid pressure intensity in the pipe cavity is equal at the moment;

the rotating sleeve 4 is connected with the water outlet of the fire hydrant through threads, anti-skidding ribs can be arranged outside the rotating sleeve 4 to increase friction force between an operator and the rotating sleeve 4 when the fire hydrant is screwed or unscrewed, dynamic pressure of liquid can be measured when the pipe cavity is communicated, and static pressure can be measured when one end of the pipe cavity, far away from the rotating sleeve 4, is closed.

In addition, a detachable gasket 16 is arranged between the main body 1 and the rotary sleeve 4, a spring 18 is connected to one end of the main body 1 close to the rotary sleeve 4, and a sealing ring 17 is connected to one end of the spring 18. Preferably, the gasket 16 arranged between the main body 1 and the rotary sleeve 4 can ensure the sealing performance of the joint between the rotary sleeve 4 and the main body 1, and when the rotary sleeve 4 is screwed, the spring 18 is stressed and compressed to firmly fix the sealing ring 17 in the rotary sleeve 4, so that the anti-loosening effect is achieved, and the sealing performance of the joint can be improved;

the gasket 16 and the sealing ring 17 are preferably made of rubber materials, have good waterproof performance and good elasticity, can plug the pores at the joint by extrusion, are low in price and can reduce the cost of the device.

Further, the outside of the conduit 3 is fittingly sleeved with a screen 5, the screen 5 comprises a screen cylinder 51, and a detachable filter screen 52 is installed on one side of the screen cylinder 51 far away from the opening end. Specifically, due to the fact that corresponding filtering equipment is lacked in the reservoir, part of solid particles enter the pressure gauge 2 during conveying, rust is inevitably generated in the fire fighting pipeline, and the working accuracy of the fire fighting pipeline is affected when the solid impurities enter the pressure gauge 2;

wherein the screen cylinder 51 is used for supporting the screen 52, the screen 52 is used for filtering impurities, and the screen cylinder 51 and the conduit 3 are matched to facilitate the disassembly of subsequent maintenance.

From the above, utilize among the above-mentioned technical scheme to revolve cover 4 and can make things convenient for the device and the fire hydrant's connection operation, further in the utility model discloses still provide a further preferred processing structure:

the rotary valve further comprises a valve body 6 which is detachably arranged at one end, back to the rotary sleeve 4, of the main body 1, a rotatable valve core 7 is arranged inside the valve body 6, and a valve hole is formed inside the valve core 7;

a handle 8 parallel to the axis of the valve hole is installed above the valve body 6, one end of the handle 8 is fixedly connected with the valve core 7, and two limiting rods 9 are fixedly connected to the valve body 6.

In the above further preferable process, the opening and closing of the lumen can be controlled by the engagement between the valve body 6 and the valve body 7.

Specifically, when valve opening axis and pipe chamber axis mutually perpendicular, valve body 6 is in the closed condition, in addition, along with contained angle between the diaxon tends to the parallel gradually, also crescent through the flow of valve body 6, and through threaded connection between valve body 6 and the main part 1, is convenient for subsequent change and maintenance.

Specifically, handle 8 directly links to each other with case 7, and is rotated in step inside valve body 6 through rotating handle 8 steerable case 7 promptly, and the direction of handle 8 parallels with the valve hole axis, can ensure through gag lever post 9 that handle 8 can not surpass the stroke at the rotation in-process to make things convenient for staff's control, and two gag lever posts 9 set up respectively in two extreme position of case 7.

In summary, further preferred structures are also provided for the specific processing structure disclosed above:

a water pressure sensor 10 is arranged in the pipe cavity, and a display 11 for displaying a water pressure value is arranged above the water pressure sensor 10. Based on this, besides the pressure gauge 2 can detect the water pressure, the water pressure sensor 10 can also be used for detecting the water pressure of the fire-fighting water, the detected pressure value is converted into a digital signal to be displayed on the display 11, and the device can be checked through the reading difference between the display 11 and the pressure gauge 2, so that the device which is not accurate enough is prevented from detecting the wrong pressure value, and the working error is avoided;

the core of the water pressure sensor 10 is usually made of diffused silicon, and the working principle is that the pressure of the measured water pressure directly acts on the diaphragm of the sensor, so that the diaphragm generates micro-displacement in proportion to the water pressure, the resistance value of the sensor is changed at the same time, the change is detected by an electronic circuit, and a standard measurement signal corresponding to the pressure is converted and output.

A support rod 12 is installed between the water pressure sensor 10 and the display 11, one end of the support rod 12 is fixedly connected with the main body 1, and the other end is rotatably connected with the display 11. Specifically, the inside of the supporting rod 12 can be used for placing a data line connecting the water pressure sensor 10 and the display 11, and the display 11 can rotate relative to the supporting rod 12, so that reading at any angle can be checked, and a worker can conveniently read the reading; in addition, when the support rod 12 has a certain flexibility, i.e. deformation, it is more convenient to view the reading of the display 11.

In addition, an alarm 13 is fixedly installed at a side of the outside of the main body 1 adjacent to the pressure gauge 2, and the alarm 13 includes a buzzer 14 and a warning lamp 15. Specifically, by arranging the alarm 13, a worker can be reminded to check the fire water pressure in time, the phenomenon of insufficient water pressure in use is avoided, when the water pressure is lower than a normal value or higher than the maximum value which can be borne by a water pipe, the buzzer 14 gives an alarm sound, and the warning lamp 15 gives alternately flashing light;

in the alarm 13, after the pressure value measured by the water pressure sensor 10 is numerically determined by an electronic circuit, a relevant signal is sent to a control unit for controlling the operation of the alarm 13 at a certain frequency, and it is determined whether the alarm 13 is operated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a building fire control facility detects uses fire hydrant water pressure detection device which characterized in that includes:

the device comprises a main body (1) with a conical tube cavity formed inside, a pressure gauge (2) is installed above the main body (1), a guide pipe (3) is fixedly connected to the lower end of the pressure gauge (2), a cavity is formed inside the guide pipe (3), and the guide pipe (3) penetrates and is fixed on the main body (1);

the inside is formed with the cover (4) soon of connecting the chamber, rotate install in the one end of main part (1), just be in set up the internal thread with the external screw thread matched with of fire hydrant delivery port department on the inner wall in connection chamber.

2. A fire hydrant water pressure detecting apparatus for fire fighting equipment detection in a building according to claim 1, characterized in that: the rotary valve is characterized by further comprising a valve body (6) which is detachably mounted at one end, back to the rotary sleeve (4), of the main body (1), a rotatable valve core (7) is mounted inside the valve body (6), and a valve hole is formed in the valve core (7).

3. A fire hydrant water pressure detecting apparatus for fire fighting equipment detection in a building according to claim 1, characterized in that: be provided with detachable gasket (16) between main part (1) and spiral cover (4), and main part (1) is close to the one end of spiral cover (4) and is connected with spring (18) the one end of spring (18) is connected with sealing washer (17).

4. The fire hydrant water pressure detecting device for detecting fire fighting equipment in a building as claimed in claim 1, wherein: the outside cooperation cover of pipe (3) is equipped with filter sieve (5), filter sieve (5) are including a sieve section of thick bamboo (51), and detachable filter screen (52) are installed to one side that the open end was kept away from to a sieve section of thick bamboo (51).

5. The fire hydrant water pressure detecting device for detecting fire fighting equipment in a building as claimed in claim 1, wherein: a water pressure sensor (10) is installed in the pipe cavity, and a display (11) used for displaying a water pressure value is arranged above the water pressure sensor (10).

6. The fire hydrant water pressure detecting device for detecting fire fighting equipment in a building as claimed in claim 2, characterized in that: a handle (8) parallel to the axis of the valve hole is installed above the valve body (6), one end of the handle (8) is fixedly connected with the valve core (7), and two limiting rods (9) are fixedly connected to the valve body (6).

7. The fire hydrant water pressure detecting device for detecting fire fighting equipment in a building as claimed in claim 5, wherein: a support rod (12) is arranged between the water pressure sensor (10) and the display (11), one end of the support rod (12) is fixedly connected with the main body (1), and the other end of the support rod is rotatably connected with the display (11).

8. The fire hydrant water pressure detecting device for detecting fire fighting equipment in a building as claimed in claim 1, wherein: the outside of main part (1) is adjacent to one side fixed mounting of manometer (2) has siren (13), just siren (13) include buzzer (14) and warning light (15).