CN202371198U - Lower-open type flat gate valve - Google Patents
Lower-open type flat gate valve Download PDFInfo
- Publication number
- CN202371198U CN202371198U CN2011205518606U CN201120551860U CN202371198U CN 202371198 U CN202371198 U CN 202371198U CN 2011205518606 U CN2011205518606 U CN 2011205518606U CN 201120551860 U CN201120551860 U CN 201120551860U CN 202371198 U CN202371198 U CN 202371198U
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- China
- Prior art keywords
- valve
- valve body
- cushion block
- flashboard
- open type
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of valves, in particular to a lower-open type flat gate valve, which comprises a valve cover, a valve body, a valve rod and a transmission device. A gate plate is arranged in the valve body, a flow guide hole is arranged at the upper portion of the gate plate, and a sealing surface for blocking a water inlet and outlet on the valve body to close the valve is arranged at the lower portion of the gate plate. The gate plate is connected with the transmission device through the valve rod, and the valve body is formed by mutually buckling and connecting a left half valve body and a right half valve body. A left cushion block and a right cushion block are arranged between the joint surfaces of the left half valve body and the right half valve body, and valve seat sealing rings in sealing match with the sealing surface of the gate plate are arranged on the opposite surfaces of the left cushion block and the right cushion block. By means of the lower-open type flat gate valve, when the gate plate or the sealing rings need repairing or replacing, only a connection part between the left half valve body and the right half valve body is required to be demounted, and then the cushion blocks, the valve seat sealing rings and the gate plate can be demounted, thereby facilitating maintenance.
Description
Technical field
The utility model relates to valve technology field, is specifically related to a kind of plate valve, particularly a kind of bottom-open type plate valve.
Background technique
Plate valve is that a kind of closure member is the slide-valve of parallel flashboard; Plate valve has the branch of single valve plate and bivalve plate, and single valve plate plate valve is divided into band pod apertures and no pod apertures by the structure of its flashboard, and band pod apertures plate valve can be divided into open type and bottom-open type structure.Like my patent No. of company's application is the clog-free plate valve of the disclosed a kind of bottom-open type of CN200320116445.3; Mainly form by valve body, valve gap, flashboard, valve rod and driving mechanism; The pod apertures of flashboard is positioned at top, valve opening when flashboard moves down, promptly so-called bottom-open type plate valve.
The major defect that the plate valve of said structure exists is: in use; When flashboard sealing surface and valve seat insert need repairing or change flashboard and seal ring; Must be with changing and keep in repair flashboard and seal ring after the whole dismounting of valve, the inconvenience that causes maintenance and change.
Summary of the invention
To the deficiency that existing technology exists, the purpose of the utility model is to provide the replacing of a kind of flashboard and seal ring and bottom-open type plate valve easy to maintenance.
For realizing above-mentioned purpose; The utility model provides following technological scheme: a kind of bottom-open type plate valve, include valve gap, valve body, valve rod and transmission device, and be provided with flashboard in the said valve body; Flashboard top is provided with pod apertures; The bottom is provided with blocks the sealing surface that constitutes valve closing to the intake-outlet on the valve body, and said valve plate is connected with transmission device through valve rod, and it is characterized in that: described valve body is fastened and connected each other by left and right half valve body and constitutes; Be provided with left and right cushion block between the face that described left and right half valve body fits, said left and right cushion block face in opposite directions is provided with the valve seat insert that is sealed and matched with said flashboard sealing surface.
Through adopting technique scheme, valve body connects and composes through left and right half valve body, and left and right half valve body is provided with left and right cushion block; The seal ring that cooperates with flashboard is set on cushion block; Be that cushion block is the valve seat setting, the link of half valve body about flashboard and valve seat insert need repairing when changing, only need dismounting to connect; Cushion block, flashboard and valve seat insert be can take off, flashboard and valve seat insert maintain and replace are convenient to.
The utility model further is set to: be equipped with seal ring between the face that described left cushion block and left half valve body are fitted and between the face of right cushion block and the applying of right half valve body.
Through adopting technique scheme, between cushion block and the valve body seal ring is set, increase the valve seal performance, prevent leak of liquid.
The utility model further is set to: be equipped with the adjusting pad between described left cushion block and left half valve body and between right cushion block and right half valve body.
Through adopting technique scheme, regulate number of pads or thickness and regulate cooperating between the seal ring be located on the cushion block and the flashboard sealing surface through increasing or reducing.
This practicality newly further is set to: be connected through caulking groove between described flashboard and the valve rod.
Through adopting technique scheme, the dismounting of flashboard is convenient.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the half sectional view of the bottom-open type plate valve of the utility model;
Fig. 2 is the cushion block partial structurtes schematic representation of the utility model;
Fig. 3 is the A portion enlarged view of Fig. 1.
The 1-valve gap, the 2-valve body, a 21-left side half valve body, the 210-water intake, right half valve body of 22-, the 220-water outlet, the 3-valve rod, the 4-transmission device, the 5-flashboard, 6-cushion block (only cutting right cushion block among the figure), the 61-valve seat insert, the 62-attachment hole, 7-regulates pad, 8-seal ring.
Embodiment
Referring to accompanying drawing 1 and accompanying drawing 2; Disclosed kind of bottom-open type plate valve of the utility model, is inserted in the valve rod 3 in the valve gap 1 and is located at valve gap 1 with respect to the transmission device 4 that is connected the other end of an end with valve body 2 at the valve body 2 that includes valve gap 1, is fixedly connected with valve gap 1; Said valve body 2 is fastened and connected each other by left and right half valve body 21,22 and constitutes; A left side half valve body 21 is provided with water intake 210, and right half valve body 22 is provided with water outlet 220, and left and right half valve body 21,22 fastens the back and forms the valve pocket that is communicated with intake-outlet 210,220; In the present embodiment; Left and right half valve body, 21,22 interconnective side extending circumferentiallies form flange plate, and flange plate is provided with some mounting holes, and left and right half valve body 21,22 is fixedly connected one through screw bolt and nut.Be provided with flashboard 5 in the said valve pocket, flashboard 5 tops are provided with pod apertures, and the bottom is provided with blocks the sealing surface that constitutes valve closing to the intake-outlet on the valve body 2 210,220; Said flashboard 5 tops are provided with the caulking groove that supplies valve rod 3 to connect.Valve rod 3 one ends are installed in the caulking groove on the flashboard 2, and the other end and transmission device 4 are connected.
Be provided with left and right cushion block 6 between the face that described left and right half valve body 21,22 fits; Left and right cushion block 6 be provided with left and right half valve body 21,22 on the attachment hole 62 of the corresponding setting of mounting hole; Said left and right cushion block 6 face in opposite directions is provided with the valve seat insert 61 that is sealed and matched with said flashboard 5 sealing surfaces; Said left and right cushion block 6 is provided with the valve seat insert mounting groove, and valve seat insert 61 is inlaid in the valve seat insert mounting groove.
For the sealing of further being convenient between valve seat insert 61 and flashboard 5 sealing surfaces is regulated, be equipped with between described left cushion block 6 and left half valve body 21 and between right cushion block 6 and right half valve body 22 and regulate pad 7.It is identical with cushion block 6 shapes to regulate pad 7.Through increasing or reducing the thickness or the quantity of regulating pad 7, regulate the thickness of cushion block 6, thereby make sealing surface and valve seat insert 61 on the flashboard 5 reach reliable sealing.
For further making valve seal reliable, prevent leak of liquid, described left and right half valve body 21,22 face in opposite directions is provided with the seal ring mounting groove, is embedded with seal ring 8 in the seal ring mounting groove.
Bottom-open type plate valve in the present embodiment, flashboard 5 moves up and down between left and right cushion block 6, and when flashboard 5 moved down, flashboard 5 stretched out the valve body 2 belows outsides, and entery and delivery port 210,220 is corresponding on pod apertures and the valve body 2, the formation valve opening; When moving on the flashboard 5, sealing surface and valve seat insert 61 are sealed and matched on the flashboard 5, and entery and delivery port 210,220 blocks valve closing on the formation valve body 2.The bottom-open type plate valve of the utility model only needs knockout screw and nut, can pull down cushion block 6, valve seat insert 61 and flashboard 5, and flashboard 5 and valve seat insert 61 are repaired or replaced, and is easy to maintenance; Solve existing plate valve and need dismantle the defective that valve gap 1 and valve body 2 just can keep in repair flashboard 5 and valve seat insert 61.
Claims (5)
1. bottom-open type plate valve; Include valve gap, valve body, valve rod and transmission device; Be provided with flashboard in the said valve body, flashboard top is provided with pod apertures, and the bottom is provided with blocks the sealing surface that constitutes valve closing to the intake-outlet on the valve body; Said valve plate is connected with transmission device through valve rod; It is characterized in that: described valve body is fastened and connected each other by left and right half valve body and constitutes, and is provided with left and right cushion block between the face that described left and right half valve body fits, and said left and right cushion block face in opposite directions is provided with the valve seat insert that is sealed and matched with said flashboard sealing surface.
2. bottom-open type plate valve according to claim 1 is characterized in that: be equipped with seal ring between the face that described left cushion block and left half valve body are fitted and between the face of right cushion block and the applying of right half valve body.
3. bottom-open type plate valve according to claim 1 and 2 is characterized in that: be equipped with the adjusting pad between described left cushion block and left half valve body and between right cushion block and right half valve body.
4. bottom-open type plate valve according to claim 1 and 2 is characterized in that: be connected through caulking groove between described flashboard and the valve rod.
5. bottom-open type plate valve according to claim 3 is characterized in that: be connected through caulking groove between described flashboard and the valve rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205518606U CN202371198U (en) | 2011-12-26 | 2011-12-26 | Lower-open type flat gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205518606U CN202371198U (en) | 2011-12-26 | 2011-12-26 | Lower-open type flat gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202371198U true CN202371198U (en) | 2012-08-08 |
Family
ID=46594902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205518606U Expired - Fee Related CN202371198U (en) | 2011-12-26 | 2011-12-26 | Lower-open type flat gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202371198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958109A (en) * | 2019-01-29 | 2019-07-02 | 武汉圣禹排水***有限公司 | A kind of bottom-open type weir gate |
| CN112211581A (en) * | 2019-07-10 | 2021-01-12 | 中国石油天然气股份有限公司 | Valve control type annular space collecting tool |
-
2011
- 2011-12-26 CN CN2011205518606U patent/CN202371198U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958109A (en) * | 2019-01-29 | 2019-07-02 | 武汉圣禹排水***有限公司 | A kind of bottom-open type weir gate |
| CN112211581A (en) * | 2019-07-10 | 2021-01-12 | 中国石油天然气股份有限公司 | Valve control type annular space collecting tool |
| CN112211581B (en) * | 2019-07-10 | 2022-06-03 | 中国石油天然气股份有限公司 | Valve control type annular space collecting tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20131226 |