CN216200915U

CN216200915U - Fire control is with low pressure relief valve that has pressure release rate regulatory function

Info

Publication number: CN216200915U
Application number: CN202122392280.3U
Authority: CN
Inventors: 刘景礼
Original assignee: Tianjin Zhengan Fire Fighting Equipment Co ltd
Current assignee: Tianjin Zhengan Fire Fighting Equipment Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-05
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a low-pressure relief valve with a pressure relief rate adjusting function for fire fighting, which comprises a valve body, a pressure relief opening and an adjusting mechanism, wherein the pressure relief opening is formed in the top end of the valve body, the adjusting mechanism is connected inside the pressure relief opening in a matched mode and extends into the valve body, the adjusting mechanism consists of a torsion plate, a threaded rod and a sealing plate, the threaded rod is fixedly connected to the bottom end of the torsion plate, and the sealing plate is detachably connected to the bottom end of the threaded rod. The pressure relief rate of the pressure relief valve can be conveniently adjusted according to requirements through the adjusting mechanism, the fire-fighting appliance can be conveniently decompressed through the pressure relief valve, and normal use of the fire-fighting appliance is effectively guaranteed.

Description

Fire control is with low pressure relief valve that has pressure release rate regulatory function

Technical Field

The utility model relates to the technical field of auxiliary fire fighting equipment, in particular to a low-pressure relief valve with a pressure relief rate adjusting function for fire fighting.

Background

The traditional container valve starter for the fire fighting equipment is not provided with a low-pressure relief valve, when the sealing is poor, the gas leakage cannot be discharged out of the valve body, but directly leads to the container valve, and after the gas leakage is accumulated to a certain amount, the container valve starter is usually mistakenly operated.

Patent No. CN201110219780.5 discloses a valve casing having a passage, a side wall of the valve casing being opened with a water inlet; the valve seat with a passage is fixed at the lower part of the passage of the valve shell, and a connecting passage is arranged on the side wall of the valve seat; a valve core with a water outlet channel; the valve sleeve is positioned in the channel of the valve seat; the first spring is supported between the valve core and the valve sleeve, the peripheral wall at the upper end of the valve core can be in liquid sealing fit with the inner wall of the valve sleeve in the state that the valve sleeve moves downwards, and a gap for water to pass through is formed between the peripheral wall at the upper end of the valve core and the inner wall of the valve sleeve in the state that the valve sleeve moves upwards; the valve rod is used for pushing the valve sleeve to move up and down; and the driving locking structure is used for driving the valve rod to move up and down and keeping the valve rod in a state of pushing the valve sleeve to move downwards. The pressure release valve adopts a mechanical pressure release structure, and the water inlet and the water outlet channel can be controlled to be communicated or not only by pushing the valve rod during operation, so that the pressure release valve is simple and convenient to operate, few in related parts, simple in overall structure, low in cost and convenient to assemble.

This relief valve has following drawback: the relief valve of this application can not adjust the fire control according to the demand when using and has the pressure release rate, reduces the result of use of relief valve, and the coupling mechanism's of relief valve mechanism intensity is lower simultaneously, breaks easily and crooked taking place in the use, reduces the life of relief valve. Therefore, the low-pressure relief valve with the pressure relief rate adjusting function for the fire fighting equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a low-pressure relief valve with a pressure relief rate adjusting function for fire fighting, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a fire control is with low pressure relief valve that has pressure release rate regulatory function, includes the valve body, still includes pressure release mouth and adjustment mechanism, the pressure release mouth is seted up on the valve body top, adjustment mechanism cooperates and connects inside the pressure release mouth, and extends to inside the valve body, adjustment mechanism comprises torsion plate, threaded rod and closing plate, threaded rod fixed connection is in torsion plate bottom, the connection can be dismantled in the threaded rod bottom to the closing plate.

The valve body is fixedly connected with the bottom end of the valve body, and the connecting thread is arranged on the surface of the connecting mechanism; the valve body and the fire-fighting appliance are conveniently connected together by the connecting mechanism through the connecting threads, so that the fire-fighting appliance is convenient to relieve pressure.

Furthermore, the connecting mechanism consists of a connecting pipe, a reinforcing ring frame and a reinforcing block, the reinforcing ring frame is fixedly connected inside the connecting pipe, and the reinforcing block is fixedly connected inside the reinforcing ring frame; through the mechanism intensity that reinforcing ring frame and reinforcing block can effectively improve the connecting pipe, receive the effect messenger of power at the connecting pipe, through the effect in reinforcing ring frame and the effective resistance of reinforcing block of inside, the power homodisperse that will receive is to the connecting pipe on, avoids the connecting pipe to break off when using, effectively improves life.

Furthermore, a valve unit is mounted at the bottom end inside the valve body, a limiting frame is mounted inside the valve body, and the inside of the limiting frame is meshed with the adjusting mechanism; make things convenient for gaseous the passing through the valve unit, be convenient for through spacing frame carry on spacing fixedly to the adjustment mechanism who extends to the valve body inside, make things convenient for adjustment mechanism to use.

Furthermore, a positioning frame is fixedly connected to the inner part of the pressure relief opening; the adjusting mechanism installed in the pressure relief opening is conveniently fixed and positioned through the positioning frame, and the movement is avoided when the pressure relief opening is used.

Compared with the prior art, the utility model has the following beneficial effects: 1. the valve body is connected to the fire-fighting appliance through a connecting mechanism, the top end of the valve body is provided with a pressure relief opening through which pressure is relieved, and the bottom end in the valve body is provided with a valve unit, and an adjusting mechanism is arranged in the pressure relief opening through a positioning frame and extends to the interior of the valve body, and is jointed with the valve unit, the adjusting mechanism is composed of a torsion plate, a threaded rod and a sealing plate, the sealing plate is positioned on the surface of the valve unit, the valve unit is blocked by the sealing plate, and the threaded rod is positioned in the valve body and is limited and fixed by the limiting frame, when the valve body is used, the threaded rod is twisted by the twisting plate, so that the threaded rod drives the sealing plate to move up and down, the size of the outlet of the valve unit can be indirectly controlled, the gas is released and decompressed from a slow block, the decompression rate can be adjusted according to the requirement, and the fire-fighting appliance is convenient to use; 2. connecting thread has been seted up on the coupling mechanism surface, make coupling mechanism and fire control apparatus be connected through connecting thread, coupling mechanism is by the connecting pipe, reinforcement ring frame and reinforcement piece are constituteed, it is inside at the connecting pipe to consolidate the ring frame, and be fixed with reinforcement piece at reinforcement ring frame inside, can effectively improve the mechanism's intensity of connecting pipe through reinforcement ring frame and reinforcement piece, the effect messenger receives the power at the connecting pipe, effect in can effectively resist through inside reinforcement ring frame and reinforcement piece, the power homodisperse that will receive is to the connecting pipe, avoid the connecting pipe fracture when using, effectively improve life, convenient use.

Drawings

Fig. 1 is a schematic overall structure diagram of a low-pressure relief valve with a pressure relief rate adjusting function for a fire fighting apparatus according to the present invention.

Fig. 2 is a schematic structural diagram of an adjusting mechanism of a low-pressure relief valve with a pressure relief rate adjusting function for a fire fighting apparatus according to the present invention.

Fig. 3 is a schematic structural diagram of a connecting mechanism of a low-pressure relief valve with a pressure relief rate adjusting function for a fire fighting apparatus according to the present invention.

In the figure: 1. a connecting mechanism; 2. connecting threads; 3. a valve body; 4. a valve unit; 5. a limiting frame; 6. a pressure relief port; 7. a positioning frame; 8. an adjustment mechanism; 101. a connecting pipe; 102. reinforcing the ring frame; 103. a reinforcing block; 801. twisting a plate; 802. a threaded rod; 803. and (7) sealing the plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a fire control is with low pressure relief valve that has pressure release rate regulatory function, including valve body 3, still include pressure release mouth 6 and adjustment mechanism 8, pressure release mouth 6 is seted up on 3 tops of valve body, adjustment mechanism 8 cooperation is connected inside pressure release mouth 6, and extends to inside the valve body 3, adjustment mechanism 8 comprises turning plate 801, threaded rod 802 and closing plate 803, threaded rod 802 fixed connection is in turning plate 801 bottom, the connection can be dismantled in threaded rod 802 bottom to closing plate 803.

The valve body is characterized by further comprising a connecting mechanism 1 and a connecting thread 2, wherein the connecting mechanism 1 is fixedly connected to the bottom end of the valve body 3, and the connecting thread 2 is arranged on the surface of the connecting mechanism 1; the connecting mechanism 1 is convenient to connect the valve body 3 with the fire-fighting appliance through the connecting thread 2, so that the fire-fighting appliance can be conveniently decompressed.

The connecting mechanism 1 is composed of a connecting pipe 101, a reinforcing ring frame 102 and a reinforcing block 103, wherein the reinforcing ring frame 102 is fixedly connected inside the connecting pipe 101, and the reinforcing block 103 is fixedly connected inside the reinforcing ring frame 102; through reinforcing ring frame 102 and reinforcing block 103 can effectively improve the mechanism intensity of connecting pipe 101, receive the effect messenger of power at connecting pipe 101, through the effect in reinforcing ring frame 102 and the effective resistance of reinforcing block 103 of inside, the power homodisperse that will receive is to the connecting pipe 101 on, avoids connecting pipe 101 fracture when using, effectively improves life.

The bottom end of the interior of the valve body 3 is provided with a valve unit 4, the interior of the valve body 3 is provided with a limiting frame 5, and the interior of the limiting frame 5 is meshed with an adjusting mechanism 8; make things convenient for gas to pass through valve unit 4, be convenient for through spacing 5 carry on spacing fixedly to the adjustment mechanism 8 that extends to the inside of valve body 3, make things convenient for adjustment mechanism 8 to use.

Wherein, the inside of the pressure relief opening 6 is fixedly connected with a positioning frame 7; the adjusting mechanism 8 installed in the pressure relief opening 6 is conveniently fixed and positioned through the positioning frame 7, and the movement is avoided when the pressure relief opening is used.

The utility model is a low pressure relief valve with pressure relief rate adjusting function for fire fighting, when in use, a valve body 3 is connected to a fire fighting appliance through a connecting mechanism 1, a pressure relief opening 6 is arranged at the top end of the valve body 3, pressure relief is carried out through the pressure relief opening 6, a valve unit 4 is arranged at the bottom end inside the valve body 3, an adjusting mechanism 8 is arranged inside the pressure relief opening 6 through a positioning frame 7, the adjusting mechanism 8 extends into the valve body 3 and is attached to the valve unit 4, the adjusting mechanism 8 is composed of a twisting plate 801, a threaded rod 802 and a sealing plate 803, the sealing plate 803 is arranged on the surface of the valve unit 4, the valve unit 4 is blocked through the sealing plate 803, meanwhile, the threaded rod 802 is arranged inside the valve body 3 and is limited and fixed through a limiting frame 5, when the valve body 3 is used, the threaded rod 802 is twisted through the twisting plate 801, the threaded rod 802 drives the sealing plate 803 to move up and down, the size of an outlet of the valve unit 4 can be indirectly controlled, gas can be released and decompressed from a slow block, the decompression rate can be adjusted according to requirements, and the fire-fighting equipment can be conveniently used, the connecting thread 2 is arranged on the surface of the connecting mechanism 1, the connecting mechanism 1 is connected with the fire-fighting equipment through the connecting thread 2, the connecting mechanism 1 consists of a connecting pipe 101, a reinforcing ring frame 102 and reinforcing blocks 103, the reinforcing ring frame 102 is fixed inside the connecting pipe 101, reinforcing blocks 103 are fixed inside the reinforcing ring frame 102, the mechanism strength of the connecting pipe 101 can be effectively improved through the reinforcing ring frame 102 and the reinforcing blocks 103, the connecting pipe 101 is forced to effectively resist the internal effect through the reinforcing ring frame 102 and the reinforcing blocks 103 inside, the applied force is uniformly dispersed on the connecting pipe 101, and the connecting pipe 101 is prevented from being broken when in use, effectively prolong the service life and facilitate the use.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire control is with low pressure relief valve that has pressure release rate regulatory function, includes valve body (3), its characterized in that still includes pressure release mouth (6) and adjustment mechanism (8), set up on valve body (3) top pressure release mouth (6), adjustment mechanism (8) cooperation is connected inside pressure release mouth (6), and extends to valve body (3) inside, adjustment mechanism (8) comprise torsion board (801), threaded rod (802) and closing plate (803), threaded rod (802) fixed connection is in torsion board (801) bottom, closing plate (803) can be dismantled and connect in threaded rod (802) bottom.

2. The low-pressure relief valve with the pressure relief rate adjusting function for the fire fighting equipment according to claim 1, characterized in that: still include coupling mechanism (1) and connecting thread (2), coupling mechanism (1) fixed connection is in valve body (3) bottom, connecting thread (2) are seted up on coupling mechanism (1) surface.

3. The low-pressure relief valve with the pressure relief rate adjusting function for the fire fighting equipment according to claim 2, characterized in that: the connecting mechanism (1) is composed of a connecting pipe (101), a reinforcing ring frame (102) and reinforcing blocks (103), the reinforcing ring frame (102) is fixedly connected inside the connecting pipe (101), and the reinforcing blocks (103) are fixedly connected inside the reinforcing ring frame (102).

4. The low-pressure relief valve with the pressure relief rate adjusting function for the fire fighting equipment according to claim 1, characterized in that: valve unit (4) are installed to the inside bottom of valve body (3), valve body (3) internally mounted has spacing (5), and spacing (5) inside is connected with adjustment mechanism (8) meshing.

5. The low-pressure relief valve with the pressure relief rate adjusting function for the fire fighting equipment according to claim 1, characterized in that: and a positioning frame (7) is fixedly connected inside the pressure relief opening (6).