CN207935498U - A kind of adjustable industrial boiler safety valve - Google Patents
A kind of adjustable industrial boiler safety valve Download PDFInfo
- Publication number
- CN207935498U CN207935498U CN201820289089.1U CN201820289089U CN207935498U CN 207935498 U CN207935498 U CN 207935498U CN 201820289089 U CN201820289089 U CN 201820289089U CN 207935498 U CN207935498 U CN 207935498U
- Authority
- CN
- China
- Prior art keywords
- spool
- valve body
- cavity
- screw rod
- adjusting screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of adjustable industrial boiler safety valves, including valve body, the valve body is the cylindrical structure for being internally provided with cavity, the bottom of the valve body is fixedly installed air inlet, one side below the valve body is fixedly installed exhaust outlet, the cavity inside of the valve body is movably set with spool, the top of the spool is being provided with spring in cavity, it is fixed with adjustable plate at the top of the spring, adjusting screw rod is installed at the top of the valve body, it is fixed with adjusting handle at the top of the adjusting screw rod, the bottom of the spool is fixedly installed limited block on the inner wall positioned at valve cavity, the spool is internally provided with through-hole, one end of the through-hole is located at the bottom of the spool and the position of corresponding air inlet.The utility model realizes the control to spool sensitivity, has stable structure, process and assemble is simple, and service life is long, and air-tightness is good, the good advantage of using effect.
Description
Technical field
The utility model is related to safety valve technical field, specially a kind of adjustable industrial boiler safety valve.
Background technology
Boiler is a kind of common energy device used in industrial production, and the energy inputted to boiler has in fuel
Chemical energy, electric energy, steam, high-temperature water or organic heat carrier of the boiler output with certain thermal energy.The original meaning of pot refers to be added on fire
The water container of heat, stove refer to the place of burning fuel, and boiler includes pot and stove two large divisions.The hot water or steam generated in boiler
Can required thermal energy directly be provided for industrial production and people's lives, mechanical energy can be also converted to by Steam Power Equipment, or again
Electric energy is converted mechanical energy by generator.The boiler for providing hot water is known as hot-water boiler, is mainly used for living, industrial production
In also have a small amount of application, in boiler operatiopn, control boiler internal pressure is most important, and boiler safety valve is as control pressure
Important component, important protective effect can have been run to personal safety and equipment.Common safety valve has Weight type and spring
Equal various structures, can automatically be adjusted according to the pressure value of setting, but existing boiler safety valve arrangement is complex,
It is difficult to replace after damage parts, the processing technology of valve is more demanding, and valve service life is relatively low.
Utility model content
The purpose of this utility model is to provide a kind of adjustable industrial boiler safety valves, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions：A kind of adjustable industrial boiler safety valve, packet
Valve body is included, the valve body is the cylindrical structure for being internally provided with cavity, and the bottom of the valve body is fixedly installed air inlet, institute
It states the one side below valve body and is fixedly installed exhaust outlet, the cavity inside of the valve body is movably set with spool, the spool
Top spring is being provided in cavity, adjustable plate is fixed at the top of the spring, is equipped at the top of the valve body
Adjusting screw rod is fixed with adjusting handle at the top of the adjusting screw rod, and the bottom of the spool is in the inner wall positioned at valve cavity
On be fixedly installed limited block, the spool is internally provided with through-hole, and one end of the through-hole is located at the bottom of the spool
And the position of corresponding air inlet, the other end of the through-hole are located at the side of the spool and the lower section positioned at the exhaust outlet.
Preferably, the air inlet is communicated with the exhaust outlet with the cavity of the valve inner.
Preferably, the spool is closely connect with the valve body, and the inner wall of the spool and the valve body is slidably connected.
Preferably, the adjusting screw rod is connect with the valve body screw thread, and the bottom of the adjusting screw rod is located in cavity, and
The bottom of the adjusting screw rod is contacted with the adjustable plate.
Preferably, it is fixedly installed connecting flange on the air inlet and exhaust outlet.
Compared with prior art, the utility model has the beneficial effects that：
1, the utility model is movably set with spool by the cavity inside in valve body, logical in being internally provided with for spool
Hole, one end of through-hole are located at the bottom of the spool and the position of corresponding air inlet, the other end be located at the side of the spool and
Positioned at the lower section of the exhaust outlet, when boiler pressure reaches certain value, air pressure promotion spool, which moves upwards, makes the two of through-hole
End is communicated with air inlet and exhaust outlet, to realize pressure leak process.
2, for the utility model by the way that adjustable plate is arranged at the top of spring, adjustable plate controls its position by adjusting screw rod,
To realize the control to spool sensitivity, there is stable structure, process and assemble is simple, and service life is long, and air-tightness is good, makes
With the good advantage of effect.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model pressure release status diagram.
In figure：1- limited blocks；2- through-holes；3- spools；4- springs；5- cavitys；6- adjustable plates；7- adjusting screw rods；8- is adjusted
Handwheel；9- valve bodies；10- exhaust outlets；11- connecting flanges；12- air inlets.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of adjustable industrial boiler safety valve, including
Valve body 9, the valve body 9 are the cylindrical structure for being internally provided with cavity 5, and the bottom of the valve body 9 is fixedly installed air inlet
12, the one side of 9 lower section of the valve body is fixedly installed exhaust outlet 10, and 5 internal activity of cavity of the valve body 9 is provided with spool
3, the top of the spool 3 is fixed with adjustable plate 6, the valve being provided with spring 4, the top of the spring 4 in cavity 5
The top of body 9 is equipped with adjusting screw rod 7, and the top of the adjusting screw rod 7 is fixed with adjusting handle 8, and the bottom of the spool 3 exists
Limited block 1 is fixedly installed on the inner wall of 9 cavity 5 of valve body, the spool 3 is internally provided with through-hole 2, the through-hole 2
One end be located at the bottom of the spool 3 and the position of corresponding air inlet 12, the other end of the through-hole 2 are located at the spool 3
Side and positioned at the exhaust outlet 10 lower section.
The air inlet 12 is communicated with the exhaust outlet 10 with the cavity 5 inside the valve body 9 so that air inlet 12 and institute
Access can be formed by stating exhaust outlet 10；The spool 3 is closely connect with the valve body 9, and the spool 3 and the valve body 9
Inner wall is slidably connected, and spool 3 moves up and down in the difference for the pressure that can have more boiler；The adjusting screw rod 7 and the valve
Body 9 is threadedly coupled, and the bottom of the adjusting screw rod 7 is located in cavity 5, and the bottom of the adjusting screw rod 7 and the adjustable plate 6
Contact, adjustable plate 6 can control the sensitivity of spool 3；It is fixedly installed connecting flange 11 on the air inlet 12 and exhaust outlet 10,
Acting flange 11 with boiler tubing for connecting.
Operation principle：The utility model is provided with spool 3 by 5 internal activity of cavity in valve body 9, in spool 3
Portion is provided with through-hole 2, and one end of through-hole 2 is located at the bottom of the spool 3 and the position of corresponding air inlet 12, the other end are located at institute
State the side of spool 3 and positioned at the exhaust outlet 10 lower section, when boiler pressure reaches certain value, air pressure push spool 3 to
Upper movement is so that the both ends of through-hole 2 are communicated with air inlet 12 and exhaust outlet 10, to realize pressure leak process；By in spring 4
Adjustable plate 6 is arranged in top, and adjustable plate 6 controls its position by adjusting screw rod 7, to realize the control to 3 sensitivity of spool,
With stable structure, process and assemble is simple, and service life is long, and air-tightness is good, the good advantage of using effect.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of adjustable industrial boiler safety valve, including valve body (9), it is characterised in that：The valve body (9) is to be internally provided with
The cylindrical structure of cavity (5), the bottom of the valve body (9) are fixedly installed air inlet (12), and one below the valve body (9)
Side is fixedly installed exhaust outlet (10), and cavity (5) internal activity of the valve body (9) is provided with spool (3), the spool
(3) top is being provided with spring (4) in cavity (5), and adjustable plate (6), the valve are fixed at the top of the spring (4)
Adjusting screw rod (7) is installed at the top of body (9), adjusting handle (8), the spool are fixed at the top of the adjusting screw rod (7)
(3) bottom is fixedly installed limited block (1) on the inner wall positioned at valve body (9) cavity (5), and the inside of the spool (3) is set
It is equipped with through-hole (2), one end of the through-hole (2) is located at the bottom of the spool (3) and the position of corresponding air inlet (12), described
The other end of through-hole (2) is located at the side of the spool (3) and the lower section positioned at the exhaust outlet (10).
2. a kind of adjustable industrial boiler safety valve according to claim 1, it is characterised in that：The air inlet (12) with
The exhaust outlet (10) cavity (5) internal with the valve body (9) communicates.
3. a kind of adjustable industrial boiler safety valve according to claim 1, it is characterised in that：The spool (3) and institute
It states valve body (9) closely to connect, and the spool (3) and the inner wall of the valve body (9) are slidably connected.
4. a kind of adjustable industrial boiler safety valve according to claim 1, it is characterised in that：The adjusting screw rod (7)
It being threadedly coupled with the valve body (9), the bottom of the adjusting screw rod (7) is located in cavity (5), and the adjusting screw rod (7)
Bottom is contacted with the adjustable plate (6).
5. a kind of adjustable industrial boiler safety valve according to claim 1, it is characterised in that：The air inlet (12) and
Connecting flange (11) is fixedly installed on exhaust outlet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820289089.1U CN207935498U (en) | 2018-03-01 | 2018-03-01 | A kind of adjustable industrial boiler safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820289089.1U CN207935498U (en) | 2018-03-01 | 2018-03-01 | A kind of adjustable industrial boiler safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935498U true CN207935498U (en) | 2018-10-02 |
Family
ID=63653433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820289089.1U Expired - Fee Related CN207935498U (en) | 2018-03-01 | 2018-03-01 | A kind of adjustable industrial boiler safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236833A (en) * | 2021-05-12 | 2021-08-10 | 保一集团有限公司 | Piston type pressure reducing valve with long service life |
-
2018
- 2018-03-01 CN CN201820289089.1U patent/CN207935498U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236833A (en) * | 2021-05-12 | 2021-08-10 | 保一集团有限公司 | Piston type pressure reducing valve with long service life |
| CN113236833B (en) * | 2021-05-12 | 2022-12-13 | 保一集团有限公司 | Piston type pressure reducing valve with long service life |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20190301 |