CN211951453U

CN211951453U - Fire valve for quickly extinguishing fire

Info

Publication number: CN211951453U
Application number: CN202020384042.0U
Authority: CN
Inventors: 王永贵; 王永和
Original assignee: Nan'an Guishun Fire Equipment Co ltd
Current assignee: Nan'an Guishun Fire Equipment Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-17
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a fire valve for quickly extinguishing fire, which structurally comprises a valve body, a hand wheel, a dial gauge, a water outlet, a water inlet, a valve core, a valve rod, a guide sleeve, a spring, a connecting rod, a ratchet wheel, a fixed shaft, a first pawl, a second pawl, a pressing sheet, a connecting block and a sealing ring, wherein the valve core is in threaded connection with the tail end of the valve rod, the valve rod can slide in the guide sleeve, the connecting block is sleeved on the valve rod, the valve rod penetrates through the spring and the inner wall of the valve body above the spring and is connected with the tail end of the connecting rod through hinges, the guide sleeve is fixedly arranged on the inner wall of the valve body, the spring is arranged above the connecting block, the head end of the connecting rod is hinged on the ratchet wheel, the fixed shaft is fixedly arranged on the inner wall of the valve body, the ratchet wheel is, the device simple structure, convenient operation, the practicality is strong, the facilitate promotion, and can reach the water yield control.

Description

Fire valve for quickly extinguishing fire

Technical Field

The utility model relates to a fire control valve for putting out a fire fast belongs to fire control technical field.

Background

The fire valve is an important accessory for controlling industrial and building pipelines, and particularly in the fire pipeline, the fire valve has the advantages of simple structure, reliable sealing, light and convenient opening, long service life, convenient maintenance and the like, so the fire valve is widely applied to various pipelines of water supply and drainage, building fire protection and other systems.

The prior art discloses the application numbers as follows: CN 201821281016.4's a fire control valve for putting out a fire fast, its structure includes the valve casing, the bottom fixed mounting of valve casing has the flange, the even mounting hole that distributes is seted up to the bottom of flange, the right side fixed mounting of valve casing has the connector, the right side fixed mounting of connector has four even connector links that distribute, the top fixed mounting of valve casing has the hollow shell, the top fixed mounting of hollow shell has the retaining ring seat, the top fixed mounting of fixing base has the ball seat ring, but this prior art does not carry on spacingly to the handle, leads to opening the effect through the spring immediately after resetting easily, can't reach the effect of using, and the leakproofness is relatively poor, uses also to be difficult to accomplish the control to the water yield during usual.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire control valve for putting out a fire fast to solve and to have now not spacing to the handle, lead to opening the effect of back through the spring immediately and reset easily, can't reach the effect of using, and the leakproofness is relatively poor, uses the problem that also is difficult to accomplish the control to the water yield during usual.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a fire valve for quickly extinguishing fire structurally comprises a valve body, a hand wheel, a scale, a water outlet and a water inlet, wherein the hand wheel is installed on the valve body, the scale is carved on the valve body, a pointer pointing to the scale is arranged at the tail end of the hand wheel, the water outlet is arranged on the right side of the valve body, the water inlet is arranged at the tail end of the valve body, the valve body comprises a valve core, a valve rod, a guide sleeve, a spring, a connecting rod, a ratchet wheel, a fixed shaft, a first pawl, a second pawl, a pressing sheet, a connecting block and a sealing ring, the valve core is in threaded connection with the tail end of the valve rod, the valve rod can slide in the guide sleeve, the connecting block is sleeved on the valve rod, the valve rod penetrates through the spring and the inner wall of the valve body above the spring and is connected, the fixed shaft is fixedly installed on the inner wall of the valve body, the ratchet wheel is arranged on the fixed shaft through a bearing sleeve, the first pawl is rotatably installed on the inner wall of the valve body through a rotating rod and can be meshed with the ratchet wheel, the second pawl is rotatably installed on the inner wall of the valve body through a rotating rod and can be meshed with the ratchet wheel, the pressing piece is attached to the outer wall of the second pawl, the connecting block is installed above the guide sleeve, and the sealing ring is sleeved on the valve core.

Furthermore, the hand wheel is fixedly connected with the ratchet wheel, and anti-skid grains are arranged on the outer surface of the hand wheel.

Further, the pressing sheet is an elastic sheet.

Further, the water outlet and the water inlet are perpendicular to each other.

Furthermore, the scale is uniformly provided with scales.

Furthermore, the valve body is made of ductile cast iron and is firm and not easy to deform.

Furthermore, the sealing ring is made of rubber, so that the sealing ring is good in elasticity and low in cost.

The utility model has the advantages that: through the anticlockwise rotation hand wheel, the hand wheel rotates and will drive the interior ratchet of valve body and rotate, will drive connecting rod rebound through ratchet rotation, the spring shrink this moment, connecting block rebound, the valve rod is also rebound simultaneously, the case shifts up this moment, the water inlet circulates, through first pawl, the second pawl, preforming three's effect can effectually be spacing to the ratchet, when closing, through continuing to rotate the hand wheel, until getting back to initial position, can play sealed effect that prevents to leak through the effect of sealing washer, through the graduation apparatus that sets up, can reach closed flowing water and water yield, reach the highest position when rotating 180 connecting rods, the water yield is the biggest, when returning to 0 realization and closing, the device simple structure, and convenient for operation, therefore, the clothes hanger is strong in practicability, and can reach water control.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a fire-fighting valve for rapid fire extinguishing according to the present invention;

FIG. 2 is a schematic structural view of the closing of a fire valve for rapid fire extinguishing according to the present invention;

FIG. 3 is a schematic structural view of the opening of a fire valve for rapid fire extinguishing according to the present invention;

fig. 4 is a schematic structural view of the utility model of the fire valve scale for quick fire extinguishing.

In the figure: the valve comprises a valve body-1, a hand wheel-2, a dial gauge-3, a water outlet-4, a water inlet-5, a valve core-11, a valve rod-12, a guide sleeve-13, a spring-14, a connecting rod-15, a ratchet-16, a fixed shaft-17, a first pawl-18, a second pawl-19, a pressing sheet-110, a connecting block-111 and a sealing ring-112.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a fire valve for rapid fire extinguishing, which comprises: the structure of the water-saving valve comprises a valve body 1, a hand wheel 2, a dial gauge 3, a water outlet 4 and a water inlet 5, wherein the hand wheel 2 is arranged on the valve body 1, the dial gauge 3 is arranged on the valve body 1 in a carving way, the tail end of the hand wheel 2 is provided with a pointer pointing to the dial gauge 3, the water outlet 4 is arranged on the right side of the valve body 1, the water inlet 5 is arranged at the tail end of the valve body 1, the valve body 1 comprises a valve core 11, a valve rod 12, a guide sleeve 13, a spring 14, a connecting rod 15, a ratchet wheel 16, a fixing shaft 17, a first pawl 18, a second pawl 19, a pressing sheet 110, a connecting block 111 and a sealing ring 112, the valve core 11 is in threaded connection with the tail end of the valve rod 12, the valve rod 12 can slide in the guide sleeve 13, the connecting block 111 is sleeved on the valve rod 12, the valve rod, the spring 14 is installed above the connecting block 111, the head end of the connecting rod 15 is hinged on the ratchet wheel 16, the fixing shaft 17 is fixedly installed on the inner wall of the valve body 1, the ratchet wheel 16 is sleeved on the fixing shaft 17 through a bearing, the first pawl 18 is installed on the inner wall of the valve body 1 through a rotating rod in a rotating manner, the first pawl 18 can be meshed with the ratchet wheel 16, the second pawl 19 is installed on the inner wall of the valve body 1 through a rotating rod in a rotating manner, the second pawl 19 can be meshed with the ratchet wheel 16, the pressing sheet 110 is attached to the outer wall of the second pawl 19, the connecting block 111 is installed above the guide sleeve 13, the sealing ring 112 is sleeved on the valve core 11, the hand wheel 2 is fixedly connected with the ratchet wheel 16, anti-slip grains are arranged on the outer surface of the hand wheel 2, the pressing sheet 110 is an elastic sheet, the water outlet 4 is, the valve body 1 is made of ductile cast iron, is firm and not easy to deform, and the sealing ring 112 is made of rubber, so that the valve body is good in elasticity and low in cost.

For example, when a user uses the device, the hand wheel 2 is rotated counterclockwise, the hand wheel 2 rotates to drive the ratchet wheel 16 in the valve body 1 to rotate, the ratchet wheel 16 rotates to drive the connecting rod 15 to move upwards, the spring 14 contracts at the moment, the connecting block 111 moves upwards, the valve rod 12 also moves upwards at the same time, the valve core 11 moves upwards at the moment, the water inlet 5 circulates, the ratchet wheel 16 can be effectively limited through the effects of the first pawl 18, the second pawl 19 and the pressing sheet 110, when the device is closed, the hand wheel 2 continues to rotate until the initial position is reached, the effect of sealing and preventing water leakage can be achieved through the effect of the sealing ring 112, closed running water and water quantity can be achieved through the arranged scale 3, when the connecting rod 15 rotates 180 degrees to reach the highest position, the water yield is maximum, and when the device returns to 0 degree to achieve closing.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A fire valve for rapid fire extinguishing, characterized in that: the structure of the water-saving valve comprises a valve body (1), a hand wheel (2), a dial gauge (3), a water outlet (4) and a water inlet (5), wherein the hand wheel (2) is installed on the valve body (1), the dial gauge (3) is carved on the valve body (1), the tail end of the hand wheel (2) is provided with a pointer pointing to the dial gauge (3), the water outlet (4) is arranged on the right side of the valve body (1), the water inlet (5) is arranged at the tail end of the valve body (1), the valve body (1) comprises a valve core (11), a valve rod (12), a guide sleeve (13), a spring (14), a connecting rod (15), a ratchet wheel (16), a fixed shaft (17), a first pawl (18), a second pawl (19), a pressing sheet (110), a connecting block (111) and a sealing ring (112), the valve core (11) is in threaded connection with the tail end of the valve rod, the connecting block (111) is sleeved on the valve rod (12), the valve rod (12) penetrates through the spring (14) and the inner wall of the valve body (1) above the spring (14) and is connected with the tail end of the connecting rod (15) through a hinge, the guide sleeve (13) is fixedly installed on the inner wall of the valve body (1), the spring (14) is installed above the connecting block (111), the head end of the connecting rod (15) is hinged on the ratchet wheel (16), the fixed shaft (17) is fixedly installed on the inner wall of the valve body (1), the ratchet wheel (16) is sleeved on the fixed shaft (17) through a bearing, the first pawl (18) is rotatably installed on the inner wall of the valve body (1) through a rotating rod, the first pawl (18) can be meshed with the ratchet wheel (16), the second pawl (19) is rotatably installed on the inner wall of the valve body (1) through the rotating rod, and the second pawl (19), the pressing sheet (110) is attached to the outer wall of the second pawl (19), the connecting block (111) is installed above the guide sleeve (13), and the valve core (11) is sleeved with the sealing ring (112).

2. A fire fighting valve for rapid fire extinguishing according to claim 1, wherein: the hand wheel (2) is fixedly connected with the ratchet wheel (16), and anti-skid grains are arranged on the outer surface of the hand wheel (2).

3. A fire fighting valve for rapid fire extinguishing according to claim 1, wherein: the pressing sheet (110) is an elastic sheet.

4. A fire fighting valve for rapid fire extinguishing according to claim 1, wherein: the water outlet (4) and the water inlet (5) are vertical to each other.

5. A fire fighting valve for rapid fire extinguishing according to claim 1, wherein: the dial gauge (3) is uniformly provided with 36 scales.