CN212756918U

CN212756918U - Fire extinguisher valve structure

Info

Publication number: CN212756918U
Application number: CN202021388466.0U
Authority: CN
Inventors: 汪涛
Original assignee: Jiangshan City Yazhongxing Fire Technology Co ltd
Current assignee: Jiangshan City Yazhongxing Fire Technology Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-23
Anticipated expiration: 2030-07-15

Abstract

The utility model provides a fire extinguisher valve structure, which comprises a valve body, an operating rod and a fixed handle; the bottom of the valve body is provided with a lower threaded connecting cylinder, the valve body is also internally provided with an L-shaped cavity and an upper reset cavity, the L-shaped cavity is communicated with the lower threaded connecting cylinder and the upper reset cavity respectively, the operating rod is movably inserted in the valve body and arranged in the L-shaped cavity and the upper reset cavity, the operating rod is sequentially connected with an upper baffle plate, a first clamping plate, a sliding column A, a second clamping plate, a sliding column B and a third clamping plate from top to bottom, the operating rod is also sleeved with a reset spring, the lower end of the reset spring is attached to the inner bottom side of the upper reset cavity, the top end of the reset spring is attached to the upper baffle plate, when in use, the movable pressing handle is pressed, the third clamping plate and a third rubber sealing sleeve separate from a lower through hole, dry powder in the fire extinguisher enters the L-shaped cavity and drives the rotating blade to rotate under the self pressure of the dry powder to drive the dry powder to rotate in the L-, the fire extinguishing effect is increased.

Description

Fire extinguisher valve structure

Technical Field

The utility model belongs to the technical field of the valve, more specifically say, in particular to fire extinguisher valve structure.

Background

The fire extinguisher is a portable fire extinguishing tool. Chemical substances are placed in the fire extinguisher for saving and extinguishing fire. The fire extinguisher is one of common fire-proof facilities, is stored in public places or places where fire disasters may happen, and different fire extinguishers of different types are filled with different components and are specially designed for different fires.

If the application number is: CN201611011172.4 discloses a low temperature fire extinguisher valve structure, aims at providing a low temperature fire extinguisher valve structure which is convenient to use, has good sealing reliability and can effectively solve the problem that the existing low temperature fire extinguisher valve leaks when used in a low temperature environment. It comprises a valve body; the valve body flow passage is arranged in the valve body and comprises a main flow passage penetrating through the upper end and the lower end of the valve body and a valve body outlet arranged on the outer side surface of the valve body and communicated with the main flow passage, the lower port of the main flow passage forms a valve body inlet, and the main flow passage comprises a conical valve hole with the inner diameter gradually reduced from bottom to top; and the valve core is used for controlling the on-off of the valve body flow passage, the valve core comprises a valve rod inserted in the main flow passage, an upper valve rod sealing ring arranged on the valve rod and in sealing connection with the main flow passage, and a lower valve rod sealing ring arranged on the valve rod and in sealing connection with the conical valve hole, and the valve body outlet is positioned between the upper valve rod sealing ring and the lower valve rod sealing ring.

Based on the above, the traditional fire extinguisher valve only adopts a single bolt to limit the operation of the movable pressing handle, and after the bolt is accidentally dropped, the valve is easy to act, particularly, children are easy to operate, the movable pressing handle needs to be limited doubly, and then the valve only has the function of on-off, and when dry powder in the fire extinguisher is sprayed out, the dry powder is concentrated.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fire extinguisher valve structure to solve and adopt the operation that single bolt restriction activity was pressed the handle, and after the bolt accident drops, made the valve action very easily, especially child's easy to operate needs press the dual restriction of handle to the activity, secondly only plays the function of break-make, and the dry powder in the fire extinguisher is when the blowout, the problem that the dry powder is more concentrated.

The utility model discloses fire extinguisher valve structure's purpose and efficiency are reached by following specific technological means:

a fire extinguisher valve structure comprises a valve body, an operating rod and a fixed handle; the bottom of the valve body is provided with a lower threaded connecting cylinder, a rubber sealing ring is sleeved outside the lower threaded connecting cylinder, an L-shaped cavity and an upper reset cavity are further formed in the valve body, the L-shaped cavity is communicated with the lower threaded connecting cylinder and the upper reset cavity respectively, an outlet is formed in one side of the L-shaped cavity, the operating rod is movably inserted in the valve body and arranged in the L-shaped cavity and the upper reset cavity, the top end of the operating rod penetrates out of the bottom side of the movable pressing handle, the operating rod is sequentially connected with an upper baffle plate, a first clamping plate, a sliding column A, a second clamping plate, a sliding column B and a third clamping plate from top to bottom, the upper baffle plate is attached to the top end of the inner portion of the upper reset cavity, the sliding column A is inserted in an upper through hole between the L-shaped cavity and the upper reset cavity, the first clamping plate is arranged on the upper side of the sliding column A, a first rubber sealing sleeve is mounted on, and a second rubber sealing sleeve is installed on the top end face of the second clamping plate, the sliding column B is inserted into a lower through hole between the L-shaped cavity and the lower threaded connecting cylinder, the third clamping plate is connected to the bottom of the operating rod, a third rubber sealing sleeve is installed on the top end face of the third clamping plate, a return spring is further sleeved on the operating rod, the lower end of the return spring is attached to the bottom side of the inner portion of the upper return cavity, the top end of the return spring is attached to the upper baffle plate, the fixed handle is fixedly connected to the top of the valve body, and the movable pressing handle is rotatably connected to the upper side of the fixed handle.

Further, still rotate on the action bars and install the rotary drum, the rotary drum still is established in the L die cavity, and the bearing rotation that the rotary drum was inlayed through both ends about its inboard is installed on the action bars, from last to having evenly connected with the rotating vane down in proper order on the outer wall of rotary drum.

Furthermore, when the top end of the upper baffle plate is attached to the top end of the inner portion of the upper reset cavity, the distance between the bottom end of the first rubber sealing sleeve and the upper through hole is 3cm, the second clamping plate and the second rubber sealing sleeve are attached to the bottom side of the upper through hole, and the third clamping plate and the third rubber sealing sleeve are attached to the bottom side of the lower through hole.

Further, when first cardboard and first rubber seal cover paste last through-hole top side, second rubber seal cover leaves last through-hole 3cm, and third rubber seal cover leaves through-hole 3cm down.

Furthermore, the rear end of the inner side of the fixed handle is also rotatably connected with a rotating stop lever, a magnetic block B is mounted on the rotating stop lever, the rotating stop lever is rotatably inserted into the insertion groove, the magnetic block B on the rotating stop lever is connected with a magnetic block A in an adsorption manner, and the magnetic block A is fixedly embedded at the bottom side of the tail end of the movable pressing handle upper insertion groove.

The utility model discloses at least, include following beneficial effect:

1. the utility model discloses a set up and rotate the pin, through rotating the pin and rotating the cartridge in the cartridge groove, utilize magnetic path B and magnetic path A to adsorb and be connected, make to rotate the pin and be difficult for coming off from the cartridge groove to utilize magnetic path B to keep off the bottom side of pressing the handle in the activity, make to rotate the pin and not press the handle to transit out from the activity, can't press the activity and press the handle, constitute dual fail-safe jointly with the bolt, lead to the valve to move easily after preventing that the bolt accident from coming off.

2. The utility model discloses still through rotating the suit rotary drum on the action bars, and connect the revolving leaf in the periphery of rotary drum, when using, the activity of pressure is moved and is pressed the handle, third cardboard leaves through-hole down with third rubber seal cover, first cardboard and first rubber seal cover paste down on the through-hole simultaneously, seal up the through-hole, dry powder in the fire extinguisher enters into the L die cavity, and drive the revolving leaf through its self pressure and rotate, it rotates in the L die cavity to drive dry powder, can make export spun dry powder disperse more, increase the fire extinguishing effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of another perspective structure of fig. 1 according to the present invention.

Fig. 3 is a schematic view of the internal structure of the valve body of fig. 1 after being cut.

Fig. 4 is a schematic view of another perspective structure of fig. 3 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a valve body; 101. a lower threaded connection barrel; 102. a rubber seal ring; 103. an L-shaped cavity; 104. an outlet; 105. an upper reset cavity; 2. an operating lever; 201. an upper baffle plate; 202. a return spring; 203. a first clamping plate; 2031. a first rubber sealing sleeve; 204. a sliding column A; 205. a second clamping plate; 2051. a second rubber sealing sleeve; 206. a sliding column B; 207. a third clamping plate; 2071. a third rubber sealing sleeve; 3. a rotating drum; 301. rotating the leaf; 4. fixing the grip; 401. a movable pressing handle; 4011. inserting the slots; 4012. a magnetic block A; 402. rotating the stop lever; 4021. and a magnetic block B.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two end," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," and "screwed" are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Example (b):

as shown in figures 1 to 4:

the utility model provides a fire extinguisher valve structure, which comprises a valve body 1, an operating rod 2 and a fixed handle 4; the bottom of the valve body 1 is provided with a lower threaded connecting cylinder 101, the outer part of the lower threaded connecting cylinder 101 is sleeved with a rubber sealing ring 102, the valve body 1 is also internally provided with an L-shaped cavity 103 and an upper reset cavity 105, the L-shaped cavity 103 is respectively communicated with the lower threaded connecting cylinder 101 and the upper reset cavity 105, an outlet 104 is arranged at one side of the L-shaped cavity 103, the operating rod 2 is movably inserted in the valve body 1 and is arranged in the L-shaped cavity 103 and the upper reset cavity 105, the top end of the operating rod 2 penetrates out of the bottom side of the movable pressing handle 401, the operating rod 2 is sequentially connected with an upper baffle plate 201, a first clamping plate 203, a sliding column A204, a second clamping plate 205, a sliding column B206 and a third clamping plate 207 from top to bottom, the upper baffle plate 201 is attached to the inner top end of the upper reset cavity 105, the sliding column A204 is inserted in an upper through hole between the L-shaped cavity 103 and the upper reset cavity 105, the, and a first rubber sealing sleeve 2031 is arranged on the bottom end face of the first clamping plate 203, the second clamping plate 205 is arranged at the lower side of the sliding column A204, a second rubber sealing sleeve 2051 is arranged on the top end face of the second clamping plate 205, the sliding column B206 is inserted into a lower through hole between the L-shaped cavity 103 and the lower threaded connecting cylinder 101, the third clamping plate 207 is connected at the bottom of the operating rod 2, a third rubber sealing sleeve 2071 is arranged on the top end face of the third clamping plate 207, a return spring 202 is further sleeved on the operating rod 2, the lower end of the return spring 202 is attached to the bottom side inside the upper return cavity 105, the top end of the return spring 202 is attached to the upper baffle 201, the fixed grip 4 is fixedly connected to the top of the valve body 1, and the movable press handle 401 is rotatably connected to the upper side of the fixed grip 4.

Wherein, still rotate on the action bars 2 and install the rotary drum 3, rotary drum 3 still establishes in L die cavity 103, the bearing rotation that the both ends were inlayed about rotary drum 3 passes through its inboard is installed on action bars 2, from last to evenly being connected with rotating vane 301 down in proper order on the outer wall of rotary drum 3, when using, the pressure activity is pressed 401, third cardboard 207 and third rubber seal cover 2071 leave the through-hole down, first cardboard 203 and first rubber seal cover 2031 paste the through-hole on downwards simultaneously, seal the through-hole, dry powder in the fire extinguisher enters into L die cavity 103, and drive rotating vane 301 through its self pressure and rotate, drive dry powder and rotate in L die cavity 103, can make export spun dry powder more disperse, increase the fire extinguishing effect.

Wherein, when the top of going up baffle 201 pasted on the inside top of resetting chamber 105, the interval of first rubber seal cover 2031 bottom and last through-hole is 3cm, and second cardboard 205 and second rubber seal cover 2051 paste on last through-hole bottom side, and third cardboard 207 and third rubber seal cover 2071 paste on the through-hole bottom side down, and wherein, when first cardboard 203 pasted on last through-hole top side with first rubber seal cover 2031, second rubber seal cover 2051 left the through-hole 3cm, and third rubber seal cover 2071 leaves through-hole 3cm down.

The rear end of the inner side of the fixed handle 4 is also rotatably connected with a rotating stop lever 402, the rotating stop lever 402 is provided with a magnetic block B4021, the rotating stop lever 402 is rotatably inserted into the insertion groove 4011, the magnetic block B4021 on the rotating stop lever 402 is connected with a magnetic block A4012 in an adsorption manner, the magnetic block A4012 is fixedly embedded at the bottom side of the tail end of the insertion groove 4011 on the movable press handle 401, the rotating stop lever 402 is rotatably inserted into the insertion groove 4011 and connected with the magnetic block A4012 in an adsorption manner, so that the rotating stop lever 402 is not easy to fall off from the insertion groove 4011, the magnetic block B4021 is blocked at the bottom side of the movable press handle 401, the rotating stop lever 402 is not rotated out of the movable press handle 401 and cannot press the movable press handle 401, a double safety is formed by the rotating stop lever and the bolt, and the easy action of the valve is prevented after the accidental fall off.

The specific use mode and function of the embodiment are as follows:

in the utility model, when in use, the rotary stop lever 402 is rotated out from the inserting groove 4011, the bolt is pulled out, the movable pressing handle 401 is pressed to drive the operating rod 2 to move downwards, so that the third clamping plate 207 and the third rubber sealing sleeve 2071 leave the lower through hole downwards, the second clamping plate 205 and the second rubber sealing sleeve 2051 simultaneously leave the upper through hole downwards, the first clamping plate 203 and the first rubber sealing sleeve 2031 are attached to the upper through hole downwards to seal the upper through hole, the dry powder in the fire extinguisher drives the rotary blade 301 to rotate in the L-shaped cavity 103 by the pressure of the dry powder in the lower through hole, the dry powder sprayed out can be more dispersed, the fire extinguishing effect is increased, the movable pressing handle 401 is loosened, the reset spring 202 is pressed against the bottom side of the upper clamping plate 201 to drive the operating rod 2 to move upwards, so that the third clamping plate 207 and the third rubber sealing sleeve 2071 are attached to the bottom side upwards, seal lower through-hole, second cardboard 205 upwards pastes the through-hole bottom side with second rubber seal cover 2051 simultaneously, seal upper through-hole, first cardboard 203 upwards leaves upper through-hole with first rubber seal cover 2031, through rotating pin 402 and rotating the cartridge in cartridge groove 4011, utilize magnetic block B4021 and magnetic block A4012 to adsorb and be connected, make rotating pin 402 be difficult for coming off from cartridge groove 4011, and utilize magnetic block B4021 to keep off the bottom side of pressing 401 in the activity, make rotating pin 402 not rotate out from the activity pressing 401, can't press the activity and press handle 401, constitute dual fail-safe jointly with the bolt, prevent to lead to the easy action of valve after the bolt accident drops.

The details of the present invention are well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a fire extinguisher valve structure which characterized in that: comprises a valve body (1), an operating rod (2) and a fixed grip (4); the bottom of the valve body (1) is provided with a lower threaded connecting cylinder (101), the outer part of the lower threaded connecting cylinder (101) is sleeved with a rubber sealing ring (102), the valve body (1) is also internally provided with an L-shaped cavity (103) and an upper reset cavity (105), the L-shaped cavity (103) is respectively communicated with the lower threaded connecting cylinder (101) and the upper reset cavity (105), an outlet (104) is arranged at one side of the L-shaped cavity (103), the operating rod (2) is movably inserted in the valve body (1) and arranged in the L-shaped cavity (103) and the upper reset cavity (105), the top end of the operating rod (2) penetrates through the valve body (1) and is arranged at the bottom side of the movable press handle (401), the upper baffle plate (201), the first clamping plate (203), the sliding column A (204), the second clamping plate (205), the sliding column B (206) and the third clamping plate (207) are sequentially connected with the upper baffle plate (201) from top to bottom, a sliding column A (204) is inserted into an upper through hole between an L-shaped cavity (103) and an upper reset cavity (105), a first clamping plate (203) is arranged on the upper side of the sliding column A (204), a first rubber sealing sleeve (2031) is arranged on the bottom end face of the first clamping plate (203), a second clamping plate (205) is arranged on the lower side of the sliding column A (204), a second rubber sealing sleeve (2051) is arranged on the top end face of the second clamping plate (205), a sliding column B (206) is inserted into a lower through hole between the L-shaped cavity (103) and a lower threaded connecting cylinder (101), a third clamping plate (207) is connected to the bottom of an operating rod (2), a third rubber sealing sleeve (2071) is arranged on the top end face of the third clamping plate (207), a reset spring (202) is further sleeved on the operating rod (2), the lower end of the reset spring (202) is attached to the inner bottom side of the upper reset cavity (105), and the top end of the reset spring (202) is attached to an upper baffle (201), the fixed handle (4) is fixedly connected to the top of the valve body (1), and the movable pressing handle (401) is rotatably connected to the upper side of the fixed handle (4).

2. The fire extinguisher valve structure as claimed in claim 1, wherein: the rotary drum (3) is further rotatably mounted on the operating rod (2), the rotary drum (3) is further arranged in the L-shaped cavity (103), the rotary drum (3) is rotatably mounted on the operating rod (2) through bearings embedded in the upper end and the lower end of the inner side of the rotary drum, and the outer wall of the rotary drum (3) is sequentially and uniformly connected with rotary blades (301) from top to bottom.

3. The fire extinguisher valve structure as claimed in claim 1, wherein: when the top end of the upper baffle (201) is attached to the top end of the interior of the upper reset cavity (105), the distance between the bottom end of the first rubber sealing sleeve (2031) and the upper through hole is 3cm, the second clamping plate (205) and the second rubber sealing sleeve (2051) are attached to the bottom side of the upper through hole, and the third clamping plate (207) and the third rubber sealing sleeve (2071) are attached to the bottom side of the lower through hole.

4. The fire extinguisher valve structure as claimed in claim 1, wherein: when the first clamping plate (203) and the first rubber sealing sleeve (2031) are attached to the top side of the upper through hole, the second rubber sealing sleeve (2051) leaves the upper through hole for 3cm, and the third rubber sealing sleeve (2071) leaves the lower through hole for 3 cm.

5. The fire extinguisher valve structure as claimed in claim 1, wherein: the rear end of the inner side of the fixed handle (4) is further rotatably connected with a rotary stop lever (402), a magnetic block B (4021) is installed on the rotary stop lever (402), the rotary stop lever (402) is rotatably inserted into the insertion groove (4011), the magnetic block B (4021) on the rotary stop lever (402) is in adsorption connection with a magnetic block A (4012), and the magnetic block A (4012) is fixedly embedded at the bottom side of the tail end of the insertion groove (4011) on the movable pressing handle (401).