CN206449265U - Fire extinguishing system is low to let out high envelope valve - Google Patents
Fire extinguishing system is low to let out high envelope valve Download PDFInfo
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- CN206449265U CN206449265U CN201720095224.4U CN201720095224U CN206449265U CN 206449265 U CN206449265 U CN 206449265U CN 201720095224 U CN201720095224 U CN 201720095224U CN 206449265 U CN206449265 U CN 206449265U
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- piston
- bonnet
- valve body
- valve
- cover plate
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Abstract
Fire extinguishing system disclosed in the utility model is low to let out high envelope valve, including T-valve body, T-valve body is arranged on fire protection pipeline by transverse tube, bonnet has been connected through a screw thread on the vertical tube of T-valve body, bonnet top is fixedly installed cover plate by Quick Release pin, it is moving up and down in bonnet to be provided with piston, the bottom of piston is resisted against on the upper surface of vertical tube, spring is provided between the top of piston and cover plate, cavity is provided between the top of piston and bonnet, the bottom of piston and the inner wall sealing of bonnet coordinate, the passage for connecting vertical tube and cavity is provided with piston, the top of piston, which is provided with, to carry out sealed sealing ring by passage.Spring of the present utility model will not circumferentially rotate when installing, make its uniform force during use；Realize under low pressure, the gas of leakage is automatically drained out, under high pressure, the selectivity opening and closing of fire-fighting system normal work, it is ensured that the normal operation of fire-fighting system.
Description
Technical field
The utility model is related to fire-fighting system valve technology field, more particularly to the low height of letting out of fire extinguishing system seals valve.
Background technology
Low high envelope valve of letting out is used as a kind of safe valve, when having a small amount of gas leakage in fire protection pipeline, its
It is in communication with the outside, gas is discharged, it is to avoid overstocked gas washes valve open, when fire-fighting system works, itself and the external world
Close, it is ensured that the proper flow of gas in fire protection pipeline.
The existing low return spring for letting out high envelope valve can rotate unavoidably during installation, and make itself to produce
Torsion, this torsion is difficult automatic removal, so can be constantly in the shape of a unbalance stress in the work of spring afterwards
State, influences service life, and bonnet is threadedly coupled with valve body due to using in addition, easily loosens for a long time, there is potential safety hazard.
Utility model content
The purpose of this utility model is to avoid to seal valve there is provided the low height of letting out of fire extinguishing system in place of the deficiencies in the prior art, from
And effectively solve the shortcomings of the prior art.
To achieve the above object, the technical scheme that the utility model is taken is：Fire extinguishing system is low to let out high envelope valve, and its feature exists
In：Including T-valve body, the T-valve body is arranged on fire protection pipeline by transverse tube, and spiral shell is passed through on the vertical tube of the T-valve body
Line is connected with bonnet, and the bonnet top is fixedly installed moving up and down in cover plate, the bonnet set by Quick Release pin
Piston is equipped with, the bottom of the piston is resisted against on the upper surface of the vertical tube, is set between the top of piston and the cover plate
There is spring, cavity be provided between the top of the piston and bonnet, the bottom of piston and the inner wall sealing of the bonnet coordinate,
The passage for connecting the vertical tube and cavity is provided with the piston, the top of the piston is provided with can be by the passage
Carry out sealed sealing ring；
The bar portion of the Quick Release pin is provided with card bead, and card bead is internally connected with flexible member, the bonnet and cover plate
On be correspondingly arranged on the mounting hole of Quick Release pin, wherein being provided with the ring being adapted with the card bead in the mounting hole of bonnet
Shape neck.
Further, the both sides of the T-valve body transverse tube are provided with locking nut and the pipe sleeve for fixing fire protection pipeline.
Further, it is provided with gasket seal between the cover plate and bonnet.
Further, it is provided with the outlet being connected with the cavity on the cover plate.
Further, be provided with anti-turn screw between the vertical tube and bonnet of the T-valve body, the anti-turn screw along vertical tube with
And bonnet is radially arranged.
Further, the passage includes being arranged on the vertical passage of the piston centre and is arranged at the top of vertical passage
Ramp way, the ramp way is circumferentially arranged to be had at three, and the angle of the ramp way and horizontal plane is 10 ° -25 °.
Above-mentioned technical proposal of the present utility model has the advantages that：The utility model is being incited somebody to action when installing
After remaining part is installed, then spring is installed, spring is placed directly in cavity, then spring is pushed down with cover plate,
Traditional mounting means is tightened during spring is filled in into cavity from bottom, then to install piston and carrying out rotation with T-valve body,
During screwing, spring can be rotated unavoidably, thus cause the unbalance stress of spring, accommodated and damaged, and this it is new in adopt
The generation of such case is then avoided with the mounting means of cover plate, the service life of spring is extended；Carried out using Quick Release pin
Connection, installs rapid, connection is reliable；Realize under low pressure, the gas of leakage is automatically drained out, under high pressure, the normal work of fire-fighting system
The selectivity opening and closing of work, it is ensured that the normal operation of fire-fighting system.
Brief description of the drawings
Fig. 1 is the utility model embodiment cross section structure diagram；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Fig. 3 is the partial enlarged drawing at B in Fig. 1.
Embodiment
Embodiment of the present utility model is described in further detail with reference to the accompanying drawings and examples.Following examples
For illustrating the utility model, but it can not be used for limiting scope of the present utility model.
In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or more；Term
The orientation or position of the instruction such as " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " head ", " afterbody " are closed
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as to limitation of the present utility model., it is necessary to which explanation, is provided unless otherwise clear and definite in description of the present utility model
And restriction, term " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected to.For the ordinary skill in the art, it can understand above-mentioned term in the utility model with concrete condition
Concrete meaning.
As Figure 1-3, the described fire extinguishing system of this implementation is low lets out high envelope valve, including T-valve body 1, and T-valve body passes through horizontal stroke
Pipe 1a is arranged on fire protection pipeline, and bonnet 2 has been connected through a screw thread on the vertical tube 1b of T-valve body 1, and the top of bonnet 2 passes through Quick Release
Pin 3 be fixedly installed it is moving up and down in cover plate 4, bonnet 2 be provided with piston 6, the bottom of piston 6 is resisted against vertical tube 1b's
On upper surface, spring 7 is provided between the top of piston 6 and cover plate 4, cavity 8 is provided between the top of piston 6 and bonnet 2,
The bottom of piston 6 coordinates with the inner wall sealing of bonnet 2, and the passage 9 for connecting vertical tube 1b and cavity 8 is provided with piston 6, living
The top of plug 6, which is provided with, can carry out passage 9 sealed sealing ring 10；Be provided with cavity 8 be easy to fit with sealing ring 10 it is close
The conical surface of envelope.
The bar portion of Quick Release pin 3 is provided with card bead 3a, and card bead 3a is internally connected with flexible member, bonnet 2 and cover plate 4
The mounting hole of Quick Release pin 3 is correspondingly arranged on, wherein being provided with the annular being adapted with card bead 3a in the mounting hole of bonnet 2
Neck 2a.
When installing, after remaining part is installed, then spring 7 is installed, spring 7 is placed directly on sky
In chamber 8, then spring 7 is pushed down with cover plate 4, traditional mounting means be by spring 7 from bottom fill in cavity in 8, Ran Houan
Dress piston 6 is simultaneously tightened with the progress rotation of T-valve body 1, and during screwing, spring 7 can be rotated unavoidably, thus cause bullet
The unbalance stress of spring 7, accommodates and damages, and the mounting means of this new middle use cover plate 4 then avoids the generation of such case, prolongs
The service life of spring 7 is grown.
It is attached using Quick Release pin 3, installs rapid, connection is reliable.
The transverse tube 1a of T-valve body 1 both sides are provided with locking nut 10 and the pipe sleeve 11 for fixing fire protection pipeline.
Gasket seal is provided between cover plate 4 and bonnet 2, strengthens sealing.
The outlet 12 being connected with cavity 8 is provided with cover plate 4.
It is provided with anti-turn screw 5 between the vertical tube 1b and bonnet 2 of T-valve body 1, anti-turn screw 5 is along vertical tube 1b and bonnet 2
Be radially arranged, prevent for a long time using produce loosening.
The inclination that passage 9 includes being arranged on the vertical passage 9a at the center of piston 6 and being arranged at the top of vertical passage 9a is led to
Road 9b, ramp way 9b is circumferentially arranged to be had at three, and the angle of ramp way 9b and horizontal plane is 10 ° -25 °.
Once fire extinguishing system is revealed, and general gas leakage is more slow, and gas is directly discharged by outlet 12,
It will not be overstock in fire main, and wash valve open, once when fire extinguishing system work, gas pressure intensity is big, and piston 6 is strong
Moved up under big pressure, while sealing ring 10 blocks cavity 8, gas will not pass through again, it is achieved thereby that under low pressure, gas
Body is automatically drained out, under high pressure, and piston 6 is blocked, it is ensured that the proper flow of fire fighting gas.
Embodiment of the present utility model in order to example and description for the sake of and provide, and be not exhaustively or will
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Selection and description embodiment are, in order to more preferably illustrate principle of the present utility model and practical application, and to make this area
Those of ordinary skill is it will be appreciated that the utility model is so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (6)
1. fire extinguishing system is low to let out high envelope valve, it is characterised in that：Including T-valve body, the T-valve body is arranged on fire-fighting by transverse tube
On pipeline, bonnet is connected through a screw thread on the vertical tube of the T-valve body, the bonnet top is fixedly installed by Quick Release pin
Have it is moving up and down in cover plate, the bonnet be provided with piston, the bottom of the piston is resisted against the upper surface of the vertical tube
On, spring is provided between the top of piston and the cover plate, cavity, piston are provided between the top of the piston and bonnet
The inner wall sealing of bottom and the bonnet coordinate, the passage for connecting the vertical tube and cavity is provided with the piston,
The top of the piston, which is provided with, to carry out sealed sealing ring by the passage；
The bar portion of the Quick Release pin is provided with card bead, and card bead is internally connected with right on flexible member, the bonnet and cover plate
The mounting hole of Quick Release pin should be provided with, wherein being provided with the annular snap being adapted with the card bead in the mounting hole of bonnet
Groove.
2. fire extinguishing system according to claim 1 is low to let out high envelope valve, it is characterised in that：The both sides of the T-valve body transverse tube
It is provided with locking nut and the pipe sleeve for fixing fire protection pipeline.
3. fire extinguishing system according to claim 1 is low to let out high envelope valve, it is characterised in that：Set between the cover plate and bonnet
There is gasket seal.
4. fire extinguishing system according to claim 1 is low to let out high envelope valve, it is characterised in that：Be provided with the cover plate with it is described
The outlet that cavity is connected.
5. fire extinguishing system according to claim 1 is low to let out high envelope valve, it is characterised in that：The vertical tube and valve of the T-valve body
It is provided with anti-turn screw between cap, the anti-turn screw is radially arranged along vertical tube and bonnet.
6. fire extinguishing system according to claim 1 is low to let out high envelope valve, it is characterised in that：The passage is described including being arranged on
The vertical passage of piston centre and the ramp way being arranged at the top of vertical passage, the ramp way is circumferentially arranged three
Place, the angle of the ramp way and horizontal plane is 10 ° -25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095224.4U CN206449265U (en) | 2017-01-24 | 2017-01-24 | Fire extinguishing system is low to let out high envelope valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095224.4U CN206449265U (en) | 2017-01-24 | 2017-01-24 | Fire extinguishing system is low to let out high envelope valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206449265U true CN206449265U (en) | 2017-08-29 |
Family
ID=59666972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720095224.4U Active CN206449265U (en) | 2017-01-24 | 2017-01-24 | Fire extinguishing system is low to let out high envelope valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206449265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049748A (en) * | 2021-03-10 | 2021-06-29 | 深圳市行健自动化股份有限公司 | Cover plate of underwater electronic control module and use method |
-
2017
- 2017-01-24 CN CN201720095224.4U patent/CN206449265U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049748A (en) * | 2021-03-10 | 2021-06-29 | 深圳市行健自动化股份有限公司 | Cover plate of underwater electronic control module and use method |
| CN113049748B (en) * | 2021-03-10 | 2022-04-22 | 深圳市行健自动化股份有限公司 | Cover plate of underwater electronic control module and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Low discharge and high seal valve of fire extinguishing system Effective date of registration: 20230227 Granted publication date: 20170829 Pledgee: Agricultural Bank of China Limited Qingxian Sub-branch Pledgor: HEBEI XUFENG ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980033553 |