CN206017809U - A kind of gate valve of long service life - Google Patents
A kind of gate valve of long service life Download PDFInfo
- Publication number
- CN206017809U CN206017809U CN201620945243.7U CN201620945243U CN206017809U CN 206017809 U CN206017809 U CN 206017809U CN 201620945243 U CN201620945243 U CN 201620945243U CN 206017809 U CN206017809 U CN 206017809U
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- China
- Prior art keywords
- valve
- threaded rod
- handwheel
- valve gap
- pressing plate
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000012856 packing Methods 0.000 claims 1
- 244000098674 Pinus cembroides Species 0.000 abstract description 2
- 235000005013 Pinus cembroides Nutrition 0.000 abstract description 2
- 235000008591 Pinus cembroides var edulis Nutrition 0.000 abstract description 2
- 235000015593 Pinus monophylla Nutrition 0.000 abstract description 2
- 235000015594 Pinus parryana Nutrition 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000283216 Phocidae Species 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Abstract
The utility model discloses a kind of gate valve of long service life, including valve body, the inner chamber of the valve body is provided with left valve channel and right valve channel, the top of the valve body is fixedly connected with valve gap by the first bolt, the first sealing ring is provided between the valve body and valve gap, flashboard is provided between the left valve channel and right valve channel, screwed hole is offered on the flashboard, the inner chamber of the screwed hole is provided through the first threaded rod, first threaded rod is threadedly coupled with screwed hole, screwed hole and valve gap are sequentially passed through at the top of first threaded rod and extends to the inside of valve gap, the valve gap is internally provided with block.The gate valve of the long service life, the setting of pressing plate upper groove is convenient to dismantle to pressing plate, it is not necessary to which nut is dismantled completely, it is only necessary to by nut pine to certain height, by the second threaded rod along rotating shaft rotate to side by pressing plate is dismantled, facilitate the maintenance of gate valve.
Description
Technical field
This utility model is related to valve technology field, specially a kind of gate valve of long service life.
Background technology
Gate valve is an opening and closing element flashboard, and the direction of motion of flashboard is perpendicular with flow direction, gate valve can only make standard-sized sheet and
Fully closed, when gate valve is closed, sealing surface can rely only on pressure medium to seal, that is, rely only on pressure medium by the sealing surface of flashboard
Press to the valve seat of opposite side to ensure the sealing of sealing surface, here it is self sealss, using forced seal, i.e., most of gate valve is
During valve closing, flashboard is pressed to valve seat by external force to be relied on by force, and to ensure the sealing of sealing surface, gate valve is when opening
Need to rotate handwheel, drive flashboard to rise so as to open gate valve, can often rub against between handwheel and valve gap, therefore need between them
Want good encapsulation process, process bad if can affect its service life, use time length occurs Seepage, therefore
Need to keep in repair gate valve or changed.
Utility model content
The purpose of this utility model is to provide a kind of gate valve of long service life, to solve to propose in above-mentioned background technology
Problem.
For achieving the above object, this utility model provides following technical scheme：A kind of gate valve of long service life, including valve
Body, the inner chamber of the valve body are provided with left valve channel and right valve channel, and the top of the valve body is fixedly connected with valve by the first bolt
Lid, is provided with the first sealing ring, is provided with flashboard between the left valve channel and right valve channel between the valve body and valve gap, the lock
Screwed hole is offered on plate, and the inner chamber of the screwed hole is provided through the first threaded rod, first threaded rod and screwed hole
Threaded connection, sequentially passes through screwed hole and valve gap at the top of first threaded rod and extends to the inside of valve gap, the valve gap
Be internally provided with block, the top of the first threaded rod is fixedly connected with the bottom of block, and the inside of the valve gap is run through
Handwheel is provided with, the top of the handwheel is run through the top of valve gap and extends to the outside of valve gap, the top of the block and handss
Wheel bottom is fixedly connected, and is provided with airtight and watertight padding, is arranged with and airtight and watertight padding phase on the handwheel between the handwheel and valve gap
The pressure ring of adaptation, is arranged with spring on the handwheel and at the top of pressure ring, covers on the handwheel and positioned at the top of spring
Pressing plate is provided with, the both sides at the top of the pressing plate are provided with flat board, at the top of the flat board, is provided with nut, the top of the valve gap
Portion and fixed block has been fixedly connected with positioned at the both sides of handwheel, the fixed block is connected with the second threaded rod by rotating shaft,
The top of second threaded rod sequentially passes through pressing plate, flat board and nut from bottom to up and extends to the top of nut, the pressure
The both sides of plate offer the groove being adapted with the second threaded rod.
Preferably, the nut is connected with the second screw flight.
Preferably, the bottom of the flashboard is arranged the second sealing ring.
Preferably, the first circular hole being adapted with handwheel is offered on the pressing plate.
Preferably, the second circular hole being adapted with the second threaded rod is offered on the flat board.
Compared with prior art, the beneficial effects of the utility model are：The gate valve of the long service life, by handwheel and valve
Airtight and watertight padding being provided between lid, strengthening the sealing between handwheel and valve gap, the setting of pressure ring is extruded to airtight and watertight padding,
Make airtight and watertight padding more uniformly compact, the setting of spring has a downward tension force to pressure ring, rubs between airtight and watertight padding and handwheel
Can be lost during wiping, time length occurs gap between pressure ring and airtight and watertight padding, the cooperation of spring and pressure ring, all the time
Keep between pressure ring and airtight and watertight padding in impaction state, increased sealing, the cooperation of the second threaded rod and nut can be consolidated
Pressing plate is lived surely, and the setting of pressing plate upper groove is convenient to dismantle to pressing plate, it is not necessary to nut is dismantled completely, it is only necessary to by nut
Pine to certain height, by the second threaded rod along rotating shaft rotate to side by pressing plate is dismantled, facilitate the dimension of gate valve
Repair.
Description of the drawings
Fig. 1 is this utility model structural representation；
Top views of the Fig. 2 for this utility model pressing plate；
Top views of the Fig. 3 for this utility model flat board.
In figure：1 valve body, 2 first bolts, 3 valve gaps, 4 first sealing rings, 5 flashboards, 6 screwed holes, 7 first threaded rods, 8 gears
Block, 9 handwheels, 10 airtight and watertight paddings, 11 pressure rings, 12 springs, 13 pressing plates, 14 flat boards, 15 nuts, 16 fixed blocks, 17 rotating shafts, 18 second
Threaded rod, 19 grooves, 20 left valve channels, 21 right valve channels, 22 second sealing rings, 23 first circular holes, 24 second circular holes.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Embodiment in based on this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1-3 are referred to, this utility model provides a kind of technical scheme：A kind of gate valve of long service life, including valve body
1, the inner chamber of valve body 1 is provided with left valve channel 20 and right valve channel 21, and the top of valve body 1 is fixedly connected with valve gap by the first bolt 2
3, the first sealing ring 4 is provided between valve body 1 and valve gap 3, close between the setting increase valve body 1 of the first sealing ring 4 and valve gap 3
Feng Xing, is provided with flashboard 5 between left valve channel 20 and right valve channel 21, the bottom of flashboard 5 is arranged the second sealing ring 22, the second sealing ring
22 setting increases the sealing between flashboard 5 and housing 1, offers screwed hole 6 on flashboard 5, and the inner chamber of screwed hole 6 is through setting
The first threaded rod 7 is equipped with, the first threaded rod 7 is threadedly coupled with screwed hole 6, and the top of the first threaded rod 7 sequentially passes through screwed hole 6
With valve gap 3 and extend to the inside of valve gap 3, valve gap 3 is internally provided with block 8, the top of the first threaded rod 7 and block 8
Bottom is fixedly connected, and the inside of valve gap 3 is provided through handwheel 9, and the top of handwheel 9 through the top of valve gap 3 and extends to valve
The outside of lid 3, the top of block 8 are fixedly connected with 9 bottom of handwheel, are provided with airtight and watertight padding 10 between handwheel 9 and valve gap 3, are led to
Cross and between handwheel 9 and valve gap 3, be provided with airtight and watertight padding 10, strengthen the sealing between handwheel 9 and valve gap 3, be arranged with handwheel 9
The pressure ring 11 being adapted with airtight and watertight padding 10, the setting of pressure ring 11 are extruded to airtight and watertight padding 10, make airtight and watertight padding 10 more
Uniformly compact, spring 12 is arranged with handwheel 9 and positioned at the top of pressure ring 11, be arranged on handwheel 9 and positioned at the top of spring 12
Have pressing plate 13, on pressing plate 13, offer the first circular hole 23 being adapted with handwheel 9, the setting of spring 12 pressure ring 11 is had one to
Under tension force, can be lost in friction process between airtight and watertight padding 10 and handwheel 9, time length pressure ring 11 and airtight and watertight padding 10
Between occur gap, the cooperation of spring 12 and pressure ring 11 is remained between pressure ring 11 and airtight and watertight padding 10 in compressing shape
State, increased sealing, and the both sides at the top of pressing plate 13 are provided with flat board 14, and the top of flat board 14 is provided with nut 15, valve gap 3
Top and be fixedly connected with fixed block 16 positioned at the both sides of handwheel 9, fixed block 16 is connected with second by rotating shaft 17
Threaded rod 18, the top of the second threaded rod 18 sequentially pass through pressing plate 13, flat board 14 and nut 15 from bottom to up and extend to nut
15 top, nut 15 are threadedly coupled with the second screw rod 18, offer second be adapted with the second threaded rod 18 on flat board 14
Circular hole 24, the both sides of pressing plate 13 offer the groove 19 being adapted with the second threaded rod 18, the second threaded rod 18 and nut 15
Cooperation can fix pressing plate 13, the setting of 13 upper groove 19 of pressing plate is convenient to dismantle to pressing plate 13, it is not necessary to by nut
15 dismantle completely, it is only necessary to by 15 pine of nut to certain height, the second threaded rod 18 is rotated to side along rotating shaft 17
Pressing plate 13 is dismantled, the maintenance of gate valve is facilitated.
Operation principle：Rotation hand wheel 9 during use, handwheel 9 drive block 8 to rotate, and block 8 drives the first threaded rod 7 to rotate,
First threaded rod 7 moves up flashboard 5 with the cooperation of screwed hole 6, and gate valve is opened, and reversely rotates handwheel 9, and gate valve is closed, rotation
Turn nut 15 makes the second threaded rod 18 rotate to side along rotating shaft 17, so as to dismantle to pressing plate 13 to certain height.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
Be appreciated that these embodiments can be carried out multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of gate valve of long service life, including valve body（1）, it is characterised in that：The valve body（1）Inner chamber be provided with left valve
Road（20）And right valve channel（21）, the valve body（1）Top pass through the first bolt（2）It is fixedly connected with valve gap（3）, the valve body
（1）With valve gap（3）Between be provided with the first sealing ring（4）, the left valve channel（20）And right valve channel（21）Between be provided with flashboard
（5）, the flashboard（5）On offer screwed hole（6）, the screwed hole（6）Inner chamber be provided through the first threaded rod（7）,
First threaded rod（7）With screwed hole（6）Threaded connection, first threaded rod（7）Top sequentially pass through screwed hole（6）
And valve gap（3）And extend to valve gap（3）Inside, the valve gap（3）Be internally provided with block（8）, first threaded rod
（7）Top and block（8）Bottom be fixedly connected, the valve gap（3）Inside be provided through handwheel（9）, the handwheel
（9）Top run through valve gap（3）Top and extend to valve gap（3）Outside, the block（8）Top and handwheel（9）Bottom
Portion is fixedly connected, the handwheel（9）With valve gap（3）Between be provided with airtight and watertight padding（10）, the handwheel（9）On be arranged with close
Packing material（10）The pressure ring being adapted（11）, the handwheel（9）Above and positioned at pressure ring（11）Top be arranged with spring（12）, institute
State handwheel（9）Above and positioned at spring（12）Top be arranged with pressing plate（13）, the pressing plate（13）The both sides at top are provided with
Flat board（14）, the flat board（14）Top be provided with nut（15）, the valve gap（3）Top and be located at handwheel（9）Two
Side has been fixedly connected with fixed block（16）, the fixed block（16）By rotating shaft（17）It is connected with the second threaded rod（18）,
Second threaded rod（18）Top sequentially pass through pressing plate from bottom to up（13）, flat board（14）And nut（15）And extend to spiral shell
Female（15）Top, the pressing plate（13）Both sides offer and the second threaded rod（18）The groove being adapted（19）.
2. the gate valve of a kind of long service life according to claim 1, it is characterised in that：The nut（15）With the second spiral shell
Bar（18）Threaded connection.
3. the gate valve of a kind of long service life according to claim 1, it is characterised in that：The flashboard（5）Bottom set
If the second sealing ring（22）.
4. the gate valve of a kind of long service life according to claim 1, it is characterised in that：The pressing plate（13）On offer
With handwheel（9）The first circular hole being adapted（23）.
5. the gate valve of a kind of long service life according to claim 1, it is characterised in that：The flat board（14）On offer
With the second threaded rod（18）The second circular hole being adapted（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945243.7U CN206017809U (en) | 2016-08-26 | 2016-08-26 | A kind of gate valve of long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945243.7U CN206017809U (en) | 2016-08-26 | 2016-08-26 | A kind of gate valve of long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017809U true CN206017809U (en) | 2017-03-15 |
Family
ID=58251647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620945243.7U Active CN206017809U (en) | 2016-08-26 | 2016-08-26 | A kind of gate valve of long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087572A (en) * | 2017-11-28 | 2018-05-29 | 安徽荣达阀门有限公司 | A kind of soft sealing valve lock |
-
2016
- 2016-08-26 CN CN201620945243.7U patent/CN206017809U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087572A (en) * | 2017-11-28 | 2018-05-29 | 安徽荣达阀门有限公司 | A kind of soft sealing valve lock |
| CN108087572B (en) * | 2017-11-28 | 2019-06-07 | 安徽荣达阀门有限公司 | A kind of soft sealing valve lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Maike Special Valve Technology Co.,Ltd. Assignor: JIANGSU SUYAN VALVE MACHINERY Co.,Ltd. Contract record no.: X2023980053070 Denomination of utility model: A gate valve with a long service life Granted publication date: 20170315 License type: Exclusive License Record date: 20231222 |