CN207514252U - It is a kind of can manual actuation multi-sealed single-seat adjusting valve - Google Patents
It is a kind of can manual actuation multi-sealed single-seat adjusting valve Download PDFInfo
- Publication number
- CN207514252U CN207514252U CN201721451507.4U CN201721451507U CN207514252U CN 207514252 U CN207514252 U CN 207514252U CN 201721451507 U CN201721451507 U CN 201721451507U CN 207514252 U CN207514252 U CN 207514252U
- Authority
- CN
- China
- Prior art keywords
- valve
- stent
- manual actuation
- valve body
- spool
- 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
Links
- 238000012856 packing Methods 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000006837 decompression Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000007770 graphite material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 230000003276 anti-hypertensive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses it is a kind of can manual actuation multi-sealed single-seat adjusting valve, including valve body, stent, valve rod, guide pad, spool, sleeve, valve seat and gear, fixed block is equipped with above stent, valve rod enters internal stent through fixed block, valve rod positioned at cavity inside is equipped with one section of rack, gear and rack are ratcheting, gear is equipped with Rotational Cylindrical, Rotational Cylindrical extends through stent outer, valve rod is equipped with guide pad, guide pad bottom is connected with spool, metal washer is equipped on the upside of spool, the second packing layer is equipped between stent and valve rod, locating piece is inlaid between stent and valve body, the first packing layer is equipped between locating piece and guide pad, locating piece is tightly connected by polytetrafluoroethylbellows bellows and metal washer；This kind can manual actuation multi-sealed single-seat adjusting valve, realize manual actuation valve rod, by polytetrafluoroethylbellows bellows, metal washer, the first packing layer, the second packing layer and sealing ring realize it is multi-sealed, greatly improve the sealing effect of regulating valve.
Description
Technical field
The utility model is related to a kind of regulating valve, more particularly, to it is a kind of can the multi-sealed single seat of manual actuation adjust
Valve is related to regulating valve technical field.
Background technology
Nowadays, in modern industrial production, regulating valve plays a crucial role.Regulating valve also known as control valve,
In industrial automation process control field, by the control signal of regulation unit output, go to change Jie by power operation
The final control element of the technological parameters such as mass flow amount, pressure, temperature, liquid level, regulating valve can be divided into：Single-seat valve, double-beat drop valve, sleeve
Valve, cage valve and diaphragm valve, wherein single-seat adjusting valve require the clean medium field relatively tight, pressure difference is little especially suitable for leakage
It closes, major factory was very extensive for the use of single-seat adjusting valve in recent years.But the leakproofness of existing single-seat adjusting valve is also
Have greatly improved space.
Utility model content
The technical problems to be solved in the utility model is the defects of overcoming existing regulating valve poor sealing, and providing one kind can hand
The multi-sealed single-seat adjusting valve of dynamic driving, so as to solve the above problems.
To achieve the above object, the utility model provides following technical solution：It is a kind of can manual actuation multi-sealed list
Seat regulating valve, including valve body, stent, valve rod, guide pad, spool, sleeve, valve seat and gear, the stent is abutted against on valve body
Side, the stent top are equipped with fixed block, and the internal stent is equipped with cavity close to fixed block side, and the valve rod, which runs through, to be fixed
Block enters internal stent, and the valve rod positioned at the cavity inside is equipped with one section of rack, and the gear and rack are ratcheting, the gear
Equipped with Rotational Cylindrical, the Rotational Cylindrical extends through stent outer, and the valve rod is equipped with guide pad, and the guide pad bottom is connected with valve
Core is equipped with metal washer on the upside of the spool, is equipped with the second packing layer between the stent and valve rod, the stent and valve body it
Between be inlaid with locating piece, the first packing layer is equipped between the locating piece and guide pad, the locating piece passes through polytetrafluoroethylene (PTFE)
Bellows and metal washer are tightly connected, and the valve body is equipped with intake channel and exit passageway, and set is equipped in the exit passageway
Cylinder, the sleeve are equipped with S bend pipe road, and the valve interior wall is equipped with spring eye close to sleeve side, pressure is equipped in the spring eye
Contracting spring, the compressed spring other end are connected to the upper end of spool, and the valve interior wall is equipped with the through-hole of corresponding spool, institute
Valve interior wall is stated equipped with valve seat, the valve seat carries decompression hole.
As a kind of optimal technical scheme of the utility model, the junction of the locating piece and valve body is equipped with sealing ring.
As a kind of optimal technical scheme of the utility model, the fixed block and valve rod junction are equipped with dust-proof cushion.
As a kind of optimal technical scheme of the utility model, first packing layer and the second packing layer are by graphite material
Material is made.
As a kind of optimal technical scheme of the utility model, the inside and outside wall of the through-hole and valve body is by quieter material system
Into.
Two bolts and valve body for passing through the left and right sides as a kind of optimal technical scheme of the utility model, the stent
It is fixed together.
As a kind of optimal technical scheme of the utility model, the valve body bottom surface is equipped with protective film.
As a kind of optimal technical scheme of the utility model, the spool is hemispherical, and the through-hole is and spool phase
The arc of cooperation, the sleeve is arc-shaped, and the metal washer both sides are and the matched arc of sleeve.
The utility model compared with prior art, has the following advantages and advantageous effect：
The utility model can realize manual actuation valve rod, and driving device is prevented to be unable to control valve rod when breaking down, and lead to
Overcompression spring is convenient for valve core reset so that regulating valve is constantly in closed state when not in use, prevents leakage, by poly-
Tetrafluoroethene bellows, metal washer, the first packing layer, the second packing layer and sealing ring realization are multi-sealed, greatly improve
The sealing effect of regulating valve.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not form the limitation to the utility model together.In the accompanying drawings：
Fig. 1 be it is described in the utility model it is a kind of can manual actuation multi-sealed single-seat adjusting valve structure diagram；
Fig. 2 be it is described in the utility model it is a kind of can manual actuation multi-sealed single-seat adjusting valve close-up schematic view；
In figure：1- valve bodies, 2- stents, 3- valve rods, 4- guide pads, 5- spools, 6- metal washers, 7- compressed springs, 8- gather
Tetrafluoroethene bellows, 9- sleeves, 10-S type pipelines, 11- through-holes, 12- spring eyes, 13- valve seats, 14- decompression holes, 15- first
Packing layer, 16- locating pieces, 17- protective films, 18- intake channels, 19- exit passageways, 20- bolts, the second packing layers of 21-, 22-
Cavity, 23- fixed blocks, 24- dust-proof cushions, 25- racks, 26- gears, 27- Rotational Cylindricals, 28- sealing rings.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments 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：It is a kind of can manual actuation multi-sealed single seat tune
Valve is saved, including valve body 1, stent 2, valve rod 3, guide pad 4, spool 5, sleeve 9, valve seat 13 and gear 26, stent 2 abuts against valve body
1 top, 2 top of stent are equipped with cavity 22 equipped with fixed block 23,2 inside of stent close to 23 side of fixed block, and valve rod 3 is through fixation
Block 23 enters inside stent 2, and the valve rod 3 inside cavity 22 is equipped with one section of rack 25, and gear 26 and rack 25 are ratcheting, gear
26 are equipped with Rotational Cylindrical 27, and Rotational Cylindrical 27 extends through 2 outside of stent, rotated by Rotational Cylindrical 27 with moving gear 26, gear 26 drives
Rack 25 moves, and so as to fulfill manual actuation valve rod 3, prevents emergency situations, valve rod 3 is equipped with guide pad 4,4 bottom of guide pad
Portion is connected with spool 5, and 5 upside of spool is equipped with metal washer 6, improves the leakproofness of regulating valve, set between stent 2 and valve rod 3
There is the second packing layer 21, locating piece 16 is inlaid between stent 2 and valve body 1, filled out between locating piece 16 and guide pad 4 equipped with first
The bed of material 15, locating piece 16 are tightly connected by polytetrafluoroethylbellows bellows 8 and metal washer 6, and effective protection medium can not be from valve
It is leaked at bar 3, realizes zero leakage, valve body 1 is equipped with intake channel 18 and exit passageway 19, sleeve 9, drop are equipped in exit passageway 19
The low flow velocity of fluid, sleeve 9 are equipped with S bend pipe road, and 10 antihypertensive effect of S types channel is good, can quickly reduce the flow velocity of fluid, from
And noise and abrasion are reduced, 1 inner wall of valve body is equipped with spring eye 12 close to 9 side of sleeve, and compressed spring 7 is equipped in spring eye 12,
7 other end of compressed spring is connected to the upper end of spool 5, is resetted convenient for spool 5 so that regulating valve is constantly in closing when not in use
State prevents leakage, and 1 inner wall of valve body is equipped with the through-hole 11 of corresponding spool 5, and 1 inner wall of valve body is equipped with valve seat 13,13 band of valve seat
There is decompression hole 14, decompression slowing effect is apparent.
The junction of locating piece 16 and valve body 1 is equipped with sealing ring 28, and fixed block 23 and 3 junction of valve rod are equipped with dust-proof cushion
24, the first packing layer 15 and the second packing layer 21 are made of graphite material so that and regulating valve inner sealing performance greatly improves,
Other first packing layer, 15 and second packing layer 21 is used as buffer layer, and high temperature resistant, intensity are high, can reduce internal device well
The inside and outside wall of the mutual abrasion of part, through-hole 11 and valve body 1 is made of quieter material, greatly reduces regulating valve at work
Generated noise, stent 2 are fixed together by two bolts 20 and valve body 1 of the left and right sides, and handling are got up easily fast,
Maintenance is convenient, and 1 bottom surface of valve body is equipped with protective film 17, improves the long-term resistance to corrosion of regulating valve, and spool 5 is hemisphere
Shape, through-hole 11 be and 5 matched arc of spool, the through-hole 11 and hemispheric spool 5 of arc coordinate preferably, prevent to leak
Liquid, sleeve 9 is arc-shaped, and 6 both sides of metal washer are and 9 matched arc of sleeve.
Concrete principle：In use, when the main type of drive of regulating valve break down or adjust there is deviation when, can by turn
Dynamic column 27 and gear 26 are adjusted manually, and 27 rotation driven gear 26 of Rotational Cylindrical rotates, and gear 26 is moved with carry-over bar 25, from
And moved up and down with ovable valve stem 3, a resealing of regulating valve is realized by polytetrafluoroethylbellows bellows 8, it is real by metal washer 6
Two resealings of existing regulating valve realize the triple seal of regulating valve by the first packing layer 15 and the second packing layer 21, by close
Four resealings of regulating valve are realized in seal 28, multi-sealed, greatly improve the sealing effect of regulating valve.
This kind can manual actuation multi-sealed single-seat adjusting valve, realize manual actuation valve rod, prevent driving device
Valve rod is unable to control during failure, valve core reset is convenient for by compressed spring so that regulating valve is constantly in closing shape when not in use
State prevents leakage, real by polytetrafluoroethylbellows bellows, metal washer, the first packing layer, the second packing layer and sealing ring
It is existing multi-sealed, greatly improve the sealing effect of regulating valve.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. it is a kind of can manual actuation multi-sealed single-seat adjusting valve, including valve body (1), stent (2), valve rod (3), guide pad
(4), spool (5), sleeve (9), valve seat (13) and gear (26), which is characterized in that the stent (2) is abutted against on valve body (1)
Side, stent (2) top are equipped with fixed block (23), and the stent (2) is internal to be equipped with cavity close to fixed block (23) side
(22), the valve rod (3) is internal into stent (2) through fixed block (23), and the valve rod (3) internal positioned at the cavity (22) is set
There is one section of rack (25), the gear (26) and rack (25) are ratcheting, and the gear (26) is equipped with Rotational Cylindrical (27), the rotation
Column (27) is extended through on the outside of stent (2), and the valve rod (3) is connected with spool equipped with guide pad (4), guide pad (4) bottom
(5), metal washer (6) is equipped on the upside of the spool (5), the second packing layer is equipped between the stent (2) and valve rod (3)
(21), locating piece (16) is inlaid between the stent (2) and valve body (1), is set between the locating piece (16) and guide pad (4)
There is the first packing layer (15), the locating piece (16) is tightly connected by polytetrafluoroethylbellows bellows (8) and metal washer (6),
The valve body (1) is equipped with sleeve (9) equipped with intake channel (18) and exit passageway (19) in the exit passageway (19), described
Sleeve (9) is equipped with spring eye (12), the spring equipped with S bend pipe road (10), valve body (1) inner wall close to sleeve (9) side
Compressed spring (7) is equipped in hole (12), compressed spring (7) other end is connected to the upper end of spool (5), the valve body (1)
Inner wall is equipped with the through-hole (11) of corresponding spool (5), and valve body (1) inner wall is equipped with valve seat (13), valve seat (13) band
There is decompression hole (14).
2. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that it is described fixed
The junction of position block (16) and valve body (1) is equipped with sealing ring (28).
3. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that it is described solid
Determine block (23) and valve rod (3) junction is equipped with dust-proof cushion (24).
4. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that described
One packing layer (15) and the second packing layer (21) are made of graphite material.
5. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that it is described logical
The inside and outside wall of hole (11) and valve body (1) is made of quieter material.
6. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that the branch
Frame (2) is fixed together by two bolts (20) of the left and right sides and valve body (1).
7. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that the valve
Body (1) bottom surface is equipped with protective film (17).
8. it is according to claim 1 it is a kind of can manual actuation multi-sealed single-seat adjusting valve, which is characterized in that the valve
Core (5) be hemispherical, the through-hole (11) be and spool (5) matched arc, the sleeve (9) is arc-shaped, the metal
Washer (6) both sides are and sleeve (9) matched arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721451507.4U CN207514252U (en) | 2017-11-02 | 2017-11-02 | It is a kind of can manual actuation multi-sealed single-seat adjusting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721451507.4U CN207514252U (en) | 2017-11-02 | 2017-11-02 | It is a kind of can manual actuation multi-sealed single-seat adjusting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207514252U true CN207514252U (en) | 2018-06-19 |
Family
ID=62536950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721451507.4U Expired - Fee Related CN207514252U (en) | 2017-11-02 | 2017-11-02 | It is a kind of can manual actuation multi-sealed single-seat adjusting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207514252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869854A (en) * | 2018-08-24 | 2018-11-23 | 江苏华太电力仪表有限公司 | A kind of lift split-body valve hatpin valve |
-
2017
- 2017-11-02 CN CN201721451507.4U patent/CN207514252U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869854A (en) * | 2018-08-24 | 2018-11-23 | 江苏华太电力仪表有限公司 | A kind of lift split-body valve hatpin valve |
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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 |
Granted publication date: 20180619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |