CN208845735U - A kind of high sealing Leakproof stop valve - Google Patents
A kind of high sealing Leakproof stop valve Download PDFInfo
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- CN208845735U CN208845735U CN201821571193.6U CN201821571193U CN208845735U CN 208845735 U CN208845735 U CN 208845735U CN 201821571193 U CN201821571193 U CN 201821571193U CN 208845735 U CN208845735 U CN 208845735U
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- sealing
- spool
- valve
- sealing element
- reinforcer
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Abstract
The utility model discloses a kind of high sealing Leakproof stop valves, including band shut off mouth valve body, connect with valve body valve deck, be set to the intracorporal spool for blocking the mouth that shuts off of valve, the valve rod being connect with spool and for driving stem rotation handle, between spool and valve deck be equipped with spring；It is provided with a sealing element on the spool, single order is had on the sealing element and seals edge, sealing element is fixed on spool on the end face for shutting off mouth, and through fixing piece by the single order sealing along conflict；It is provided with sealing ring between the valve deck and valve body, secondary seal slot is provided on the valve body, and is provided with the secondary seal edge being adapted with secondary seal slot on the sealing ring.The stop valve structure of the utility model is simple and the good leakproofness of effect of shutting off is high.
Description
Technical field
The utility model belongs to technical field of valve manufacturing, refers in particular to a kind of high sealing Leakproof stop valve.
Background technique
Shut-off valve is also known as pipe valve valve, belongs to forced seal formula valve, so when valve is closed, it is necessary to apply to flap and press
Power is not leaked with forced seal face.When medium is by entering valve below flap, the resistance overcome required for operating force, is valve
The frictional force of bar and filler and the thrust as caused by the pressure of medium, the power of closing valve is bigger than the power of valve opening door, so valve rod
Diameter it is big, the failure of valve rod bending otherwise can occur.
Currently, shut-off valve in the market, it include valve body, the valve deck being connect with valve body, be set to the intracorporal spool of valve, with
The valve rod of spool connection and the handle rotated for driving stem, are equipped with spring between spool and valve deck.And traditional cut-off
Valve is by being sealed in spool to the mouth that shuts off, however the sealing effect of so mode is unsatisfactory.
Summary of the invention
In view of the deficienciess of the prior art, and a kind of shut off effect simple the purpose of this utility model is to provide structure
The high shut-off valve of good leakproofness.
To achieve the above object, the utility model provides following technical solution: a kind of high sealing Leakproof stop valve, including
Band shut off mouth valve body, connect with valve body valve deck, be set to the intracorporal spool for blocking the mouth that shuts off of valve, the valve connecting with spool
Bar and the handle rotated for driving stem, are equipped with spring between spool and valve deck；One is provided on the spool
Sealing element seals edge with single order on the sealing element, and the single order sealing is led to along contradicting on the end face for shutting off mouth
It crosses fixing piece sealing element is fixed on spool；It is provided with sealing ring between the valve deck and valve body, in the valve body
On be provided with secondary seal slot, and the secondary seal edge being adapted with secondary seal slot is provided on the sealing ring.
By using above-mentioned technical proposal, the sealing element with single order sealing edge is set on spool, and single order seals
Along contradicting on the end face for shutting off mouth, so as to improve the effect of shutting off of spool；And valve is fixed on by fixing piece part sealing element
On core, to improve the bonding strength between sealing element and spool；Sealing ring is provided between valve deck and valve body, to mention
The high sealing effect connected between valve deck and valve body, and be arranged on sealing ring secondary seal along, be arranged on valve body it is secondary
Seal groove further ensures shut-off valve entirety to can be further improved the sealing effect connected between valve body and valve deck
Practicability.
The utility model is further arranged to: being provided with reinforcement block in the secondary seal.
By using above-mentioned technical solution, it is provided with reinforcement block in secondary seal, so as to improve secondary seal
The intensity on edge, to ensure the sealing effect on secondary seal edge.
The utility model is further arranged to: being provided with arc sealing on the mouth that shuts off, and described close
Sealing is provided with arc sealing compatible with arc sealing edge.
By using above-mentioned technical proposal, arc sealing, the setting arc sealing on sealing element are set shutting off on mouth
Edge can be further improved the sealing of sealing element, the effect shut off by the cooperation that arc sealing and arc seal edge, thus greatly
The practicability of shut-off valve entirety is improved greatly.
The utility model is further arranged to: being embedded with section in the sealing element is I-shaped reinforcer, sealing
Part is offseted with fixing piece and spool respectively by being threadedly secured on spool on reinforcer, the both sides of the face of the reinforcer
Touching.
By using above-mentioned technical proposal, it is embedded with reinforcer in sealing element, branch can be played to sealing element by reinforcer
The effect of support will not be deformed with ensuring sealing element after repeated use；And screw thread is provided on reinforcer, sealing element passes through reinforcement
Part is fixed on spool, is connected through a screw thread and the dual fixation of fixing piece, and the company between sealing element and spool can be greatly promoted
Intensity is connect, good anti-loosing effect is reached.
The utility model is further arranged to: be provided with reinforcement part on the reinforcer, the reinforcement part with plus
Strong part is integral type molding；And the reinforcer is used to support single order sealing edge；And and being arranged on the sealing element
There is enhancement layer.
By using above-mentioned technical proposal, the reinforcement part for being used to support single order sealing edge is provided on reinforcer, thus
The structural strength that single order sealing edge can be improved, further improves the practicability of sealing element；And reinforcement is provided on sealing element
Layer, so as to improve the end face strength and sealing performance of sealing element.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 be I in Fig. 1 at partial enlarged view；
Fig. 3 be II in Fig. 1 at partial enlarged view；
Label and corresponding component names in attached drawing: 1- valve body, 2- valve deck, 3- spool, 4- valve rod, 5- handle, 6- sealing
Part, 7- single order seal edge, 8- fixing piece, 9- sealing ring, 10- secondary seal slot, 11- secondary seal edge, 12- reinforcement block, 13- arc
Shape sealing, 14- arc seal edge, 15- reinforcer, 16- reinforcement part, 17- enhancement layer.
Specific embodiment
It is described further referring to figs. 1 to the one embodiment of Fig. 3 to the utility model.
A kind of high sealing Leakproof stop valve, including band shut off mouth valve body 1, connect with valve body 1 valve deck 2, be set to valve
Blocking in body 1 is shut off spool 3, the valve rod 4 that connect with spool 3 and the handle 5 rotated for driving stem 4 of mouth, spool 3
Spring is equipped between valve deck 2；It is provided with a sealing element 6 on the spool 3, has single order on the sealing element 6
Along 7, the single order sealing contradicts on the end face for shutting off mouth along 7, and sealing element 6 is fixed on valve by fixing piece 8 for sealing
On core 3；It is provided with sealing ring 9 between the valve deck 2 and valve body 1, is provided with secondary seal slot on the valve body 1
10, and be provided on the sealing ring 9 and be adapted the secondary seal with secondary seal slot 10 along 11.
By on spool 3 be arranged one with single order seal along 7 sealing element 6, and single order sealing along 7 contradict in the mouth that shuts off
End face on, so as to improve the effect of shutting off of spool 3；And be fixed on spool 3 by 8 sealing elements 6 of fixing piece, to mention
High bonding strength between sealing element 6 and spool 3；Sealing ring 9 is provided between valve deck 2 and valve body 1, to improve valve
The sealing effect connected between lid 2 and valve body 1, and be arranged on sealing ring 9 secondary seal be arranged along 11, on valve body 1 it is secondary
Seal groove 10 further ensures that shut-off valve is whole to can be further improved the sealing effect connected between valve body 1 and valve deck 2
The practicability of body.
Further, being provided with reinforcement block 12 along 11 in the secondary seal.By being arranged along 11 in secondary seal
Have reinforcement block 12, so as to improve secondary seal along 11 intensity, with ensure secondary seal along 11 sealing effect.
Further, be provided with arc sealing 13 on the mouth that shuts off, and it is provided with and arc in the sealing element 6
The compatible arc of shape sealing 13 is sealed along 14.By being arranged in the setting arc sealing 13 on mouth that shuts off, on sealing element 6
Arc sealing along 14, by arc sealing 13 and arc seal along 14 cooperation can be further improved sealing element 6 sealing, section
The effect of stream, to substantially increase the practicability of shut-off valve entirety.
Further, being embedded with section in the sealing element 6 is I-shaped reinforcer 15, sealing element 6 passes through reinforcer
Being threadedly secured on spool 3 on 15, the both sides of the face of the reinforcer 15 are inconsistent with fixing piece 8 and spool 3 respectively.It is logical
It crosses and is embedded with reinforcer 15 in sealing element 6, support can be played the role of to sealing element 6 by reinforcer 15, to ensure sealing element 6
It will not deform after repeated use；And screw thread is provided on reinforcer 15, sealing element 6 is fixed on spool 3 by reinforcer 15,
It is connected through a screw thread and the dual fixation of fixing piece 8, the bonding strength between sealing element 6 and spool 3 can be greatly promoted, reach good
Good anti-loosing effect.
Further, being provided with reinforcement part 16 on the reinforcer 15, the reinforcement part 16 and reinforcer 15 are one
The molding of body formula；And the reinforcer 15 is used to support single order sealing along 7；And and being provided on the sealing element 6 plus
Strong layer 17.Single order sealing is used to support along 7 reinforcement part 16, so as to improve single order sealing by being provided on reinforcer 15
Along 7 structural strength, the practicability of sealing element 6 is further improved；And enhancement layer 17 is provided on sealing element 6, so as to
Improve the end face strength and sealing performance of sealing element 6.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (5)
1. a kind of high sealing Leakproof stop valve, shut off the valve body (1) of mouth, the valve deck (2) being connect with valve body (1), setting including band
In in valve body (1) the spool (3) for blocking the mouth that shuts off, the valve rod (4) being connect with spool (3) and for driving stem (4) revolve
The handle (5) turned is equipped with spring, it is characterized in that: being provided with one on the spool (3) between spool (3) and valve deck (2)
Sealing element (6), with single order sealing along (7) on the sealing element (6), the single order sealing is contradicted along (7) in the mouth that shuts off
End face on, and sealing element (6) is fixed on spool (3) by fixing piece (8)；The valve deck (2) and valve body (1) it
Between be provided with sealing ring (9), be provided with secondary seal slot (10) on the valve body (1), and on the sealing ring (9)
It is provided with and is adapted with the secondary seal of secondary seal slot (10) along (11).
2. a kind of high sealing Leakproof stop valve according to claim 1, it is characterized in that: in the secondary seal along (11)
Inside it is provided with reinforcement block (12).
3. a kind of high sealing Leakproof stop valve according to claim 2, it is characterized in that: being provided on the mouth that shuts off
Arc sealing (13), and the sealing element (6) is provided with the compatible arc sealing edge with arc sealing (13)
(14)。
4. a kind of high sealing Leakproof stop valve according to claim 3, it is characterized in that: embedded in the sealing element (6)
Having section is I-shaped reinforcer (15), and sealing element (6) passes through being threadedly secured on spool (3) on reinforcer (15), institute
The both sides of the face for the reinforcer (15) stated are inconsistent with fixing piece (8) and spool (3) respectively.
5. a kind of high sealing Leakproof stop valve according to claim 4, it is characterized in that: being set on the reinforcer (15)
It is equipped with reinforcement part (16), the reinforcement part (16) and reinforcer (15) are integral type molding；And the reinforcer (15) is used
In support single order sealing along (7)；And enhancement layer (17) are provided on the sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821571193.6U CN208845735U (en) | 2018-09-26 | 2018-09-26 | A kind of high sealing Leakproof stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821571193.6U CN208845735U (en) | 2018-09-26 | 2018-09-26 | A kind of high sealing Leakproof stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208845735U true CN208845735U (en) | 2019-05-10 |
Family
ID=66374745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821571193.6U Active CN208845735U (en) | 2018-09-26 | 2018-09-26 | A kind of high sealing Leakproof stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208845735U (en) |
-
2018
- 2018-09-26 CN CN201821571193.6U patent/CN208845735U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 317606 Qing Gang Zhen Yan Ye Cun, Yuhuan City, Taizhou City, Zhejiang Province Patentee after: Zhejiang Qinghao Copper Co.,Ltd. Address before: 317600 salt industry village, Qinggang Town, Taizhou City, Zhejiang, China, Yuhuan County Patentee before: YUHUAN QINGHAO COPPER' CO.,LTD. |