CN206159576U - Industrial boiler relief valve - Google Patents
Industrial boiler relief valve Download PDFInfo
- Publication number
- CN206159576U CN206159576U CN201621135408.0U CN201621135408U CN206159576U CN 206159576 U CN206159576 U CN 206159576U CN 201621135408 U CN201621135408 U CN 201621135408U CN 206159576 U CN206159576 U CN 206159576U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- slide bar
- valve rod
- chute
- 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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- Safety Valves (AREA)
Abstract
The utility creatively provides an industrial boiler relief valve, including the valve body, locate the gag lever post that valve body lateral wall and slide bar were located spring on the valve rod, were located the case of valve rod low side and locate the slide bar on valve rod top and passed to valve rod, cover in the valve body, there is the valve port valve body bottom, and the lateral wall has the steam drain, the case butt is in valve port department, and first spout has been seted up to the case both sides, and the valve body inner chamber is equipped with the position limiting slide block that is suitable for first spout, and the position limiting slide block block is in first spout, the second spout has been seted up to the inside cavity structure that is of slide bar, slide bar inside wall, and in the slide bar cavity was located on the top of valve rod, the valve rod top still was equipped with the protruding portion, and the protruding portion block is in the second spout. The utility model discloses the creation has simple structure, stable in structure, security height, long service life's advantage.
Description
Technical field
The invention belongs to boiler safety control field, more particularly, to a kind of Industrial Boiler Relief Valve.
Background technology
Boiler is a kind of common energy device used in industrial production, in boiler operatiopn, controls boiler internal
Pressure is most important, and boiler safety valve can run lifting as the important component of control pressure to personal safety and equipment
Want protective effect.Common safety valve has the various structures such as Weight type and spring, can automatically be carried out according to the pressure value of setting
Adjust, but often there is the short easy rotation displacement of complex structure, valve element, service life, artificial maintenance inconvenience, behaviour in existing safety valve
Easily cause the problems such as touching by mistake when carrying out other associative operations as personnel.
The content of the invention
In view of this, the invention is directed to a kind of Industrial Boiler Relief Valve, to solve prior art in safety valve
The easy rotation displacement of complex structure, valve element, service life is short, artificial maintenance is inconvenient, the problems such as easily do not touch.
To reach above-mentioned purpose, what the technical scheme of the invention was realized in：
A kind of Industrial Boiler Relief Valve, including valve body, the body base offers valve port, and the body wall lower end is opened
Steam drain is provided with, the body cavity upper end is provided with the horizontal direction spacing dividing plate；The body cavity is provided with valve rod, described
The top of valve rod passes through the spacing dividing plate；The top of the valve rod is provided with the horizontal direction protuberance, covers on the valve rod
Spring is provided with, the top of the spring is connected on the lower surface of the spacing dividing plate, the spring bottom is located on the valve rod
The position at end is installed with spring retainer button；The bottom of the valve rod is provided with valve element, and the bottom surface of the valve element is covered in the valve port
On, valve element side wall offers the first chute on vertically, the body cavity is installed with and the first chute phase
The position limiting slide block of adaptation, the position limiting slide block is fastened in first chute；The valve rod top is provided with slide bar, the slide bar
Top through the valve body top board, slide bar inside is slip cavity structure, and the madial wall of the slide bar is along vertically side
Offer the second chute upwards, the top of the valve rod is sheathed in the slip cavity of the slide bar, the valve stem tip it is prominent
Go out portion to be adapted with second chute, the protuberance is fastened in second chute；The upper end of the valve body is additionally provided with
Gag lever post, the shaft of the gag lever post sequentially passes through in the horizontal direction the upper end of the body wall and the slide bar, described
The head of gag lever post is fitted on the outer surface of the valve body (1) side wall.
Further, state valve element and be provided with resistant to elevated temperatures sealing gasket with the position that the valve port contacts.
Further, the position that the head of the gag lever post contacts with the valve body is provided with sealing gasket.
Further, the shaft of the gag lever post is provided with external screw thread, and the body wall is passed through in the gag lever post
Position offers the internal thread being adapted with the external screw thread.
Further, the top end of sliding rod is provided with handle.
Further, the valve element is threadably secured with the valve rod and is connected.
Relative to prior art, a kind of Industrial Boiler Relief Valve described in the invention has the advantage that：
The invention simple structure, take-off are sensitive, and slide bar can conveniently be realized manually bleeding off pressure and examining with the design of valve rod
Repair, while slide bar is fixed on a position by gag lever post through the design of body wall and slide bar, effectively prevent and touch by mistake slide bar
Cause valve rod valve element to shift, affect the situation that boiler normally runs to occur, it is safe；Valve element both sides offer the first chute,
Body cavity is provided with the position limiting slide block matched with the first chute, and position limiting slide block is fastened in the first chute, when valve element take-off,
Valve element under the restriction of position limiting slide block can only in the vertical direction movement and can not rotate in the horizontal direction, reduce valve element not
Necessary operation, increases the service life, while preventing valve element from shifting, affects and the sealing between valve port；Slide bar inner chamber and valve rod
It is adapted, the second chute that slide bar madial wall is opened up is engaged with the protuberance of valve stem tip and is ensureing that valve rod can be in slide bar
While movement on inner chamber vertical direction, valve rod and Spool rotating displacement are further prevented.
Description of the drawings
The accompanying drawing for constituting the part of the invention is used for providing further understanding the invention, present invention wound
The schematic description and description made does not constitute the improper restriction to the invention for explaining the invention.
In accompanying drawing：
Fig. 1 is the structural representation of the invention；
Fig. 2 is the top view of the valve element described in the invention；
Fig. 3 is the Section A-A figure of the slide bar described in the invention.
Description of reference numerals：
1- valve bodies；2- valve ports；3- steam drains；The spacing dividing plates of 4-；5- valve rods；6- protuberances；7- springs；8- spring retainers
Button；9- valve elements；The chutes of 10- first；11- position limiting slide blocks；12- slide bars；The chutes of 13- second；14- gag lever posts；15- shafts；16- bars
Head；17- handles.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the invention can
To be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " is
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description, rather than indicates
Or the device or element of hint indication with specific orientation, with specific azimuth configuration and operation, therefore must not be understood that
It is the restriction to the invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or hint relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " are defined
Deng feature can express or implicitly include one or more this feature.In the description of the invention, unless
It is otherwise noted, " multiple " are meant that two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, can be by concrete condition understanding
State concrete meaning of the term in the invention.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the invention in detail.
A kind of Industrial Boiler Relief Valve, as shown in Figure 1, Figure 2, Figure 3 shows, including valve body 1, the bottom of valve body 1 offers valve port 2,
Side wall offers steam drain 3, and the inner chamber upper end of valve body 1 is provided with the horizontal direction spacing dividing plate 4；The inner chamber of valve body 1 is vertically
Valve rod 5 is provided with, the top of valve rod 5 passes through spacing dividing plate 4；The top of valve rod 5 is provided with the horizontal direction protuberance 6, valve rod 5
On be arranged with spring 7, the top of spring 7 is connected on the lower surface of spacing dividing plate 4, on valve rod 5 positioned at the bottom of spring 7 position
Spring retainer button 8 is provided with, spring 7 is limited in spacing dividing plate 4 and spring retainer is buckled between 8；The bottom of valve rod 5 is provided with valve element 9,
The bottom surface of valve element 9 is covered on valve port 2 in the case of not bleeding off pressure, and valve element 9 is provided with resistant to elevated temperatures close with the position that valve port 2 contacts
Packing, the side wall of valve element 9 offers the first chute 10 on vertically, the inner chamber of valve body 1 is installed with and is engaged with the first chute 10
And the position limiting slide block 11 being fastened in the first chute 10 so that valve element 9 can in the vertical direction movement, it is impossible in level side
Rotate up；The top of valve rod 5 is provided with slide bar 12, and the top of slide bar 12 passes through the top board of valve body 1 and is connected with handle 17, slide bar
12 inside are slip cavity structure, and the madial wall of slide bar 12 offers the second chute 13, the top set of valve rod 5 on vertically
In the cavity of slide bar 12, the protuberance 6 on the top of valve rod 5 is adapted with second chute 13, and protuberance 6 is fastened on second
In chute 13, valve rod 5 can be slided up and down in the cavity of slide bar 12, it is impossible to be rotated in the horizontal direction；The upper end of valve body 1 is also
Gag lever post 14 is provided with, the shaft 15 of gag lever post 14 sequentially passes through in the horizontal direction the upper end of the side wall of valve body 1 and slide bar 12, shaft
15 are provided with external screw thread, and the side wall of valve body 1 offers the internal thread being adapted with external screw thread in the position that gag lever post 14 is passed through, spacing
The head 16 of bar 14 is fitted on the outer surface of the side wall of valve body 1, and the position that head 16 contacts with valve body 1 is provided with sealing gasket.
The specific work process of the present embodiment is as follows：
In boiler running process, this device can voluntarily be adjusted to cavity pressure, when the pressure of valve port 2 reaches certain value
When, valve element 9 can be caused to move upwards with ovable valve stem 5, due to the position-limiting action of spring 7 on valve rod 5, only reach certain pressure value
When valve element 9 with ovable valve stem 5 position-limiting action of spring 7 can be overcome to move upwards, and valve rod 5 can be empty in the slip of slide bar 12
Slide axially in chamber, due to the first chute 10 on valve element 9 and position limiting slide block 11 cooperation and the madial wall of slide bar 12 open up
The cooperation of two chutes 13 and the protuberance 6 on the top of valve rod 5, it is ensured that valve element 9 and valve rod 5 can only vertical direction movement without
Rotate in the horizontal direction；Valve port 2 and steam drain 3 are connected when valve rod 5 and valve element 9 are moved upwards, and the pressure in chamber can be entered
Row is adjusted；
Slide bar 12 is fixed on a position by gag lever post 14 through the side wall of valve body 1 and slide bar 12, be effectively prevent and touch by mistake cunning
Bar 12 causes valve rod 5 and valve element 9 to move, and is that the normal operation of boiler increased one safety guarantee；When maintenance is needed, only need
Pull out gag lever post 14, pull slide bar 12 see valve rod 5 and valve element 9 axially can proper motion, whether there is blocking, move and have some setbacks
Occur etc. phenomenon；When needing fast hand-operated unwinding to press, it is also possible to pull out gag lever post 14, manual pull-up slide bar 12 realizes quick row
Vapour voltage regulation result.
The preferred embodiment of the invention is the foregoing is only, it is all at this not to limit the invention
Within the spirit and principle of innovation and creation, any modification, equivalent substitution and improvements made etc. should be included in the invention
Protection domain within.
Claims (6)
1. a kind of Industrial Boiler Relief Valve, it is characterised in that：Including valve body (1), valve body (1) bottom offers valve port (2),
Valve body (1) side wall lower ends offer steam drain (3), valve body (1) the inner chamber upper end be provided with the horizontal direction it is spacing every
Plate (4)；Valve body (1) inner chamber is provided with valve rod (5), and the top of the valve rod (5) passes through the spacing dividing plate (4)；The valve
The top of bar (5) is provided with the horizontal direction protuberance (6)；Spring (7) is arranged with the valve rod (5), the spring (7)
Top is connected on the lower surface of the spacing dividing plate (4), and the position on the valve rod (5) positioned at the spring (7) bottom is consolidated
It is provided with spring retainer button (8)；The bottom of the valve rod (5) is provided with valve element (9), and the bottom surface of the valve element (9) is covered in the valve
On mouthful (2), valve element (9) side wall offers the first chute (10) on vertically, valve body (1) inner chamber be installed with
The adaptable position limiting slide block (11) of first chute (10), the position limiting slide block (11) is fastened on first chute (10)
It is interior；Valve rod (5) top is provided with slide bar (12), and the top of the slide bar (12) passes through the top board of the valve body (1), the cunning
It is slip cavity structure inside bar (12), the madial wall of the slide bar (12) offers the second chute (13) on vertically,
The top of the valve rod (5) is sheathed in the slip cavity of the slide bar (12), the protuberance (6) on valve rod (5) top with
Second chute (13) is adapted, and the protuberance (6) is fastened in second chute (13)；The valve body (1) it is upper
End is additionally provided with gag lever post (14), and the shaft (15) of the gag lever post (14) sequentially passes through in the horizontal direction the valve body (1) side
The upper end of wall and the slide bar (12), the head (16) of the gag lever post (14) is fitted in the outer surface of the valve body (1) side wall
On.
2. a kind of Industrial Boiler Relief Valve according to claim 1, it is characterised in that：The valve element (9) and the valve port
(2) position for contacting is provided with resistant to elevated temperatures sealing gasket.
3. a kind of Industrial Boiler Relief Valve according to claim 2, it is characterised in that：The head of the gag lever post (14)
(16) position contacted with the valve body (1) is provided with sealing gasket.
4. a kind of Industrial Boiler Relief Valve according to any one of Claim 1-3, it is characterised in that：The gag lever post
(14) shaft (15) is provided with external screw thread, valve body (1) the side wall the position that the gag lever post (14) is passed through offer with
The adaptable internal thread of the external screw thread.
5. a kind of Industrial Boiler Relief Valve according to claim 4, it is characterised in that：Slide bar (12) top is provided with handle
Hand (17).
6. a kind of Industrial Boiler Relief Valve according to claim 4, it is characterised in that：The valve element (9) and the valve rod
(5) it is threadably secured connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621135408.0U CN206159576U (en) | 2016-10-18 | 2016-10-18 | Industrial boiler relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621135408.0U CN206159576U (en) | 2016-10-18 | 2016-10-18 | Industrial boiler relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159576U true CN206159576U (en) | 2017-05-10 |
Family
ID=58653641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621135408.0U Expired - Fee Related CN206159576U (en) | 2016-10-18 | 2016-10-18 | Industrial boiler relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159576U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382399A (en) * | 2016-10-18 | 2017-02-08 | 天津市华诺盛源科技有限公司 | Anti-rotary type safety valve |
| CN108799520A (en) * | 2018-06-26 | 2018-11-13 | 邢箫 | A method of improving combustion of industrial boiler efficiency |
| CN110397771A (en) * | 2019-07-20 | 2019-11-01 | 陈叶源 | A kind of spring loaded safety valve that service life is high |
-
2016
- 2016-10-18 CN CN201621135408.0U patent/CN206159576U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382399A (en) * | 2016-10-18 | 2017-02-08 | 天津市华诺盛源科技有限公司 | Anti-rotary type safety valve |
| CN108799520A (en) * | 2018-06-26 | 2018-11-13 | 邢箫 | A method of improving combustion of industrial boiler efficiency |
| CN110397771A (en) * | 2019-07-20 | 2019-11-01 | 陈叶源 | A kind of spring loaded safety valve that service life is high |
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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: 20170510 Termination date: 20171018 |