CN206468866U - Novel thimble type valve capable of fusing under temperature sensing - Google Patents
Novel thimble type valve capable of fusing under temperature sensing Download PDFInfo
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- CN206468866U CN206468866U CN201621135009.4U CN201621135009U CN206468866U CN 206468866 U CN206468866 U CN 206468866U CN 201621135009 U CN201621135009 U CN 201621135009U CN 206468866 U CN206468866 U CN 206468866U
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- valve
- needle
- temperature sensing
- spring base
- thimble
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- Safety Valves (AREA)
Abstract
The utility model discloses a novel thimble type valve fusing with temperature sensing, which comprises a valve body, wherein an air inlet passage for gas or liquid to flow and a valve cavity communicated with the air inlet passage are arranged in the valve body, a valve needle which can slide in the air inlet passage and is made of low-melting point materials is arranged in the valve body, a step hole is arranged between the air inlet passage and the valve cavity, and a sealing step which can be matched with the step hole in the air inlet passage to close the air inlet passage is arranged on the valve needle; the valve needle is made of low-melting-point materials, after the valve needle is installed, when a fire disaster occurs, the valve needle or the spring seat is subjected to temperature sensing melting deformation, the spring and the valve needle lose support and are shortened, the valve needle cannot normally jack the valve core on the air source, the air source is cut off, and greater danger is avoided. The utility model discloses simple structure, design benefit, effect are obvious, have improved the security of thimble type valve when facing the conflagration.
Description
【Technical field】
The utility model is related to thimble-type valve, especially a kind of thimble-type valve of Novel temperature sensing fusing.
【Background technology】
Thimble-type valve often has application in industry and medical treatment, such as in places such as factory, hospitals commonly using to being equipped with
The gas cylinder of the gases such as oxygen, liquefied petroleum gas, needs to connect a pressure-reducing valve before the use, between the gentle bottleneck of pressure-reducing valve
Thimble-type valve is connected with, just can be by the gas in gas cylinder to top by the valve inside on the gentle bottleneck of the needle of thimble-type valve
Discharge and export, the place used is then delivered gas to by pressure-reducing valve and pipeline.Existing thimble-type valve is in environment
Temperature can not be automatically stopped the valve inside on top pressure gas cylinder mouthful when raising, therefore can not cut off source of the gas in time；When occurring the condition of a fire,
If these gas cylinders without cutting off in time, the disaster such as may set off an explosion.
The utility model is to research and propose in view of the shortcomings of the prior art.
【Utility model content】
The technical problems to be solved in the utility model is to provide a kind of thimble-type valve of Novel temperature sensing fusing, including valve
Provided with supplied gas or the liquid inlet channel flowed and the valve pocket connected with inlet channel, described valve body in body, the valve body
Interior to be provided with the needle that slided and be made of low melting point in inlet channel, described low melting point, which has, works as temperature
The characteristic for starting to deform higher than 100 DEG C or melting, is provided with stepped hole, described needle between described inlet channel and valve pocket
Provided with that can be engaged with stepped hole in inlet channel to close the sealed step of inlet channel；Needle uses low melting point system
Into, after being installed, when meeting with fire, needle or the fusing deformation of spring base temperature-sensitive, spring and needle lose support and
Shorten, prevent needle from normally pushing up out the valve inside on source of the gas, and source of the gas is cut off, it is to avoid occur bigger danger.This reality
With new structure is simple, ingenious in design, effect substantially, improve security of thimble-type valve when in face of fire.
In order to solve the above technical problems, the utility model is included in valve body, the valve body provided with supplied gas or liquid flowing
Passage and the valve pocket that is connected with passage, provided with can be slided in passage and use low melting point is made in described valve body
Needle, is provided with stepped hole between described passage and valve pocket, described needle is logical to close provided with that can be engaged with stepped hole
The sealed step in road.
A kind of thimble-type valve of Novel temperature sensing fusing as described above, described needle afterbody or waist are provided with and can driven
It is connected with the back-moving spring of valve needle return, described valve pocket for facilitating back-moving spring to install and be made of low melting point
Spring base, the afterbody of described needle puts in the endoporus of spring base and can be slided on spring base.
A kind of thimble-type valve of Novel temperature sensing fusing as described above, described spring base includes the spring of center drilling
Seat body, provided with the gap for being easy to gas or liquid communication, described spring base sheet between described spring base body and valve pocket
Body afterbody, which is provided with, facilitates gas or the air channel of liquid communication.
A kind of thimble-type valve of Novel temperature sensing fusing as described above, described spring base body outer wall is provided with vertically
Multiple raised lines, the external diameter of a circle of the summit composition of multiple raised lines is less than the internal diameter of valve body.
A kind of thimble-type valve of Novel temperature sensing fusing as described above, described needle and is provided with positioned at sealed step
Sealing ring is set with annular groove, described annular groove.
A kind of thimble-type valve of Novel temperature sensing fusing as described above, what described stepped hole and sealed step was engaged
Face is the conical surface.
A kind of thimble-type valve of Novel temperature sensing fusing as described above, described valve outer wall is provided with one section of screw thread.
Compared with prior art, a kind of thimble-type valve of Novel temperature sensing fusing of the present utility model has the following advantages that：
1st, the utility model is simple in construction, ingenious in design, effect substantially, improve thimble-type valve when in face of fire
Security.
2nd, the spring base of needle and back-moving spring is made the utility model of low melting point, after mounting, when
When meeting with fire, needle and spring base will temperature-sensitive fusing deformation, spring and needle lose support and shorten, and prevents needle from just
The valve inside on source of the gas is driven on normal top, and source of the gas is cut off, it is to avoid occur bigger danger.
3rd, the afterbody of needle has put in the endoporus of spring base and can slided on spring base, in the outer of spring base body
Wall is provided with multiple raised lines vertically, and raised line can make formation gap between spring base outer wall and valve pocket be easy to gas or liquid to pass through,
The external diameter of a circle that the summit of multiple raised lines is constituted is slightly lower than the internal diameter of valve body, is avoided that needle is radially jumped in valve pocket
It is dynamic, improve the stationarity that needle is slided in valve body.
4th, the face for being engaged stepped hole and sealed step is set to the conical surface and sealing ring energy is set in sealed step
Further improve the sealing property of valve.
【Brief description of the drawings】
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is the full sectional view in Fig. 2 along A-A directions；
Fig. 4 is the enlarged drawing in the B portions marked in Fig. 3；
Fig. 5 is internal structure schematic diagram of the present utility model；
Fig. 6 is that the utility model is applied to the installation diagram on pressure-reducing valve.
【Embodiment】
Embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings.
As shown in Figures 1 to 5, a kind of thimble-type valve of Novel temperature sensing fusing of the present embodiment, including valve body 1, valve body 1
Interior to be provided with supplied gas or the liquid inlet channel 2 flowed and the valve pocket 3 connected with inlet channel 2, interior be provided with of valve body 1 can be in air inlet
The needle 4 for sliding and being made of low melting point in passage 2, described low melting point is had when temperature is opened higher than 100 DEG C
Begin deformation or fusing characteristic, between inlet channel 2 and valve pocket 3 be provided with stepped hole 5, needle 4 provided with can with inlet channel 2
Stepped hole 5 is engaged uses low density polyethylene (LDPE) and poly- third to close needle 4 in the sealed step 6 of inlet channel 2, the present embodiment
Alkene is made, and can reach best effect；Needle 4 is made the utility model using low density polyethylene (LDPE) with polypropylene material,
After installation, when meeting with fire, the meeting temperature-sensitive fusing deformation of needle 4 loses support and shortened, so that needle 4 can not be normal
The valve inside on source of the gas is driven on top, and source of the gas is cut off, it is to avoid occur bigger danger.
It is provided with the back-moving spring 7 that needle 4 can be driven to reset, valve pocket 3 to be connected with the waist of needle 4 and resets bullet for convenient
The spring base 8 that spring 7 is installed and is made of low melting point, the afterbody of needle 4 puts in the endoporus of spring base 8 and can be in spring
Slided on seat 8, spring base 8 is made of low melting point in the present embodiment；When meeting with fire, spring base 8 can temperature-sensitive fusing
Deformation, loses support and shortens, it is impossible to support back-moving spring 7 to provide elastic force to needle 4, so that needle 4 just can not be normal
The valve inside on source of the gas is driven on top, and source of the gas is cut off.
Spring base 8 includes the spring base body 81 of center drilling, is provided between spring base body 81 and valve pocket 3 and is easy to gas
Or the gap 82 of liquid communication, the afterbody of spring base body 81, which is provided with, facilitates gas or the groove of liquid communication 83；Spring base body
81 outer walls are provided with multiple raised lines 84 vertically, and the external diameter of a circle on the summit of multiple raised lines 84 is less than the internal diameter of valve body 1；Needle
4 afterbody has put in the endoporus of spring base 8 and can slided on spring base 8, spring base body 81 outer wall vertically
Provided with multiple raised lines 84, raised line 84 can make formation gap 82 between the outer wall of spring base 8 and valve pocket 3 be easy to gas to pass through, multiple convex
The external diameter of a circle that the summit of bar 84 is constituted is slightly lower than the internal diameter of valve body 1, is avoided that the circular runout in valve pocket 3 of needle 4,
Improve the stationarity that needle 4 is slided in valve body 1.
Needle 4 and annular groove 41 is provided with positioned at sealed step 6, is set with sealing ring 42, step on annular groove 41
The face that hole 5 and sealed step 6 are engaged is the conical surface, can improve the sealing property of valve.
The outer wall of valve body 1 is easy to installation of the present utility model provided with one section of screw thread 11.
As shown in fig. 6, existing simply illustrate this practicality by the way that the utility model is applied on pipeline or gas-fired equipment
New operation principle, such as after the utility model is arranged on pressure-reducing valve 101, be then arranged on gas by pressure-reducing valve 101
The bottle mouth position of bottle 102, after installing completely, the valve inside of needle 4 and the bottle mouth position of gas cylinder 102 is to top, and needle 4 is moved up, valve inside
Move down, now the gas in gas cylinder 102 can by 102 mouthfuls of gas cylinder, temperature-sensitive fuse thimble-type valve and pressure-reducing valve 101 and from
Flowed out in gas cylinder, the gas in the range of security clearance just can be transported to the place used, work as hair by the access conduit of pressure-reducing valve 101
During calamity of lighting a fire, needle 4 and spring base 8 will temperature-sensitive fusing deformation, spring and needle lose support and shorten, and needle 4 cannot
The valve inside on gas cylinder 102 is driven on normal top, and valve inside cuts off source of the gas after resetting, it is to avoid occur the bigger danger such as blast
Evil.
In order that needle 4 or spring base 8 reach the effect of good temperature-sensitive fusing, low melting point has when temperature is higher than
100 DEG C of characteristics for starting to deform or melting, low melting point can be：Polyethylene (such as HDPE, LDPE, LLDPE), polypropylene
(such as PP, MPP, MCPP), polyamide (such as nylon 6, nylon66 fiber, nylon 11, nylon 12, nylon 1010, NYLON610, nylon
612nd, nylon 46, nylon 1212, aromatic nylon, copolymer nylon, modification of nylon, other nylon), makrolon (PC), poly- first
Aldehyde (POM), polyphenylene oxide (PPO/MPPO), thermoplastic polyester (such as PBT/PET/PCT/PTT/PEN/PBN), polytetrafluoroethylene (PTFE)
(PTFE), Kynoar (PVDF), polyimides (PI) polyphenylene sulfide (PPS), polysulfones plastics (such as PSF, PES, PAS)
Polyketone class plastics (such as PEEK, PEK, PAEK, PEKK, PESK, PEEKK, PEKEKK), polyarylate (PAR), polyvinyl chloride
(PVC), polystyrene (PS), acrylonitrile-butadiene-styrene copolymer (ABS), or in above material two kinds or two kinds with
The material of upper crosslink material formation, or the material that two or more material is mixed to form in above material.
Claims (7)
1. a kind of thimble-type valve of Novel temperature sensing fusing, it is characterised in that including valve body (1), be provided with and supply in the valve body (1)
Being provided with gas or the liquid passage (2) flowed and the valve pocket (3) connected with passage (2), described valve body (1) can be in passage
(2) needle (4) for sliding and being made of low melting point in, is provided with stepped hole between described passage (2) and valve pocket (3)
(5), described needle (4) is provided with and can be engaged with stepped hole (5) with the sealed step of closing passage (2) (6).
2. a kind of thimble-type valve of Novel temperature sensing fusing according to claim 1, it is characterised in that described needle (4)
Afterbody or waist are provided with the back-moving spring (7) that needle (4) can be driven to reset, described valve pocket (3) and are connected with for convenient multiple
The spring base (8) that position spring (7) is installed and is made of low melting point, the afterbody of described needle (4) puts in spring base (8)
Endoporus in and can be slided on spring base (8).
3. a kind of thimble-type valve of Novel temperature sensing fusing according to claim 2, it is characterised in that described spring base
(8) the spring base body (81) of center drilling is included, is provided between described spring base body (81) and valve pocket (3) and is easy to gas
Or the gap (82) of liquid communication, described spring base body (81) afterbody, which is provided with, facilitates gas or the air channel of liquid communication
(83)。
4. a kind of thimble-type valve of Novel temperature sensing fusing according to claim 3, it is characterised in that described spring base
Body (81) outer wall is provided with multiple raised lines (84) vertically, and the external diameter of a circle that the summit of multiple raised lines (84) is constituted is small
Internal diameter in valve body (1).
5. a kind of thimble-type valve of Novel temperature sensing fusing according to claim 4, it is characterised in that described needle (4)
And annular groove (41) is provided with positioned at sealed step (6), sealing ring (42) is set with described annular groove (41).
6. a kind of thimble-type valve of Novel temperature sensing fusing according to claim 5, it is characterised in that described stepped hole
And the face that is engaged of sealed step (6) is the conical surface (5).
7. a kind of thimble-type valve of Novel temperature sensing fusing according to claim 6, it is characterised in that described valve body (1)
Outer wall is provided with one section of screw thread (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621135009.4U CN206468866U (en) | 2016-10-18 | 2016-10-18 | Novel thimble type valve capable of fusing under temperature sensing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621135009.4U CN206468866U (en) | 2016-10-18 | 2016-10-18 | Novel thimble type valve capable of fusing under temperature sensing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206468866U true CN206468866U (en) | 2017-09-05 |
Family
ID=59709873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621135009.4U Active CN206468866U (en) | 2016-10-18 | 2016-10-18 | Novel thimble type valve capable of fusing under temperature sensing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206468866U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337956A (en) * | 2016-10-18 | 2017-01-18 | 创尔特热能科技(中山)有限公司 | Thimble type valve capable of fusing under temperature sensing |
| CN109237092A (en) * | 2018-09-27 | 2019-01-18 | 中山市思源电器有限公司 | A kind of gas valve |
-
2016
- 2016-10-18 CN CN201621135009.4U patent/CN206468866U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337956A (en) * | 2016-10-18 | 2017-01-18 | 创尔特热能科技(中山)有限公司 | Thimble type valve capable of fusing under temperature sensing |
| CN109237092A (en) * | 2018-09-27 | 2019-01-18 | 中山市思源电器有限公司 | A kind of gas valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200820 Address after: 528400 No. 42, South 1, Industrial Avenue, Xiaolan Town, Guangdong, Zhongshan Patentee after: Changqing thermal energy technology (Zhongshan) Co., Ltd Address before: 528400, No. 42, South Avenue, Xiaolan Town, Guangdong, Zhongshan Patentee before: CHANT HEAT ENERGY SCIENCE & TECHNOLOGY (ZHONGSHAN) Co.,Ltd. |
|
| TR01 | Transfer of patent right |