CN210859854U - Wafer type butterfly plate with long service life - Google Patents
Wafer type butterfly plate with long service life Download PDFInfo
- Publication number
- CN210859854U CN210859854U CN201922070022.6U CN201922070022U CN210859854U CN 210859854 U CN210859854 U CN 210859854U CN 201922070022 U CN201922070022 U CN 201922070022U CN 210859854 U CN210859854 U CN 210859854U
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- positioning
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- butterfly plate
- connecting rod
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Abstract
The utility model relates to a long service life's wafer formula butterfly plate, including baffle and connecting rod, the both sides of connecting rod are provided with the dovetail groove, the baffle orientation one side of dovetail groove is provided with the trapezoidal piece, the inside wall in dovetail groove is provided with the location inclined plane, the lateral wall of trapezoidal piece is provided with the structure strengthening rib of laminating each other with the location inclined plane, the lateral wall cladding of trapezoidal piece has the sealed pad of one deck. The utility model discloses the structural strength who has promoted the valve plate to the life's of valve plate effect has been promoted to a certain extent.
Description
Technical Field
The utility model belongs to the technical field of the technique of butt clamp formula butterfly valve and specifically relates to a long service life's butt clamp formula butterfly plate is related to.
Background
At present, a butterfly plate of the wafer butterfly valve is arranged in the diameter direction of a pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, the rotation angle is 0-90 degrees, the flow adjusting effect can be achieved, and when the butterfly plate rotates to 90 degrees, the valve reaches the maximum opening degree. The opposite clamping butterfly valve has simple structure, small volume and light weight and only consists of a few parts. And the valve can be quickly opened and closed only by rotating 90 degrees, the operation is simple, and meanwhile, the valve has good fluid control characteristics.
The Chinese utility model with the license number of CN208311488U discloses a butt-clamp type handle butterfly valve, which comprises a fixing plate, fixing holes, a handle, a grab handle, a pressure spring, a cleaning brush structure, a tablet placing structure, a placing frame structure, a connecting plate, a protective pipe, a brake body, a sealing ring, a baffle, a connecting rod and mounting holes, wherein the fixing holes are respectively arranged at the four corners of the front surface of the fixing plate; the handle is welded on the left side of the upper surface of the connecting plate; the grab handle is connected with the left side of the bottom of the grab handle in a shaft mode. The utility model discloses thing pipe is put to the one-level, the brush body, and the sleeve pipe, the setting of dredging pole and lag is favorable to clearing up the second grade to debris in the butterfly valve and puts the thing pipe, connects the rope, and the setting of thing board and connecting hole is put to the protecting crust, is favorable to installing the data plate of controlled medium valve to make the staff distinguish the valve of controlled medium.
But above-mentioned utility model in the in-service use, the butterfly plate wholly has baffle and connecting axle to constitute, and the baffle coupling is in the inboard of casket body, and the connecting rod welding adopts welded fastening between connecting rod and the baffle at the intermediate position on the positive surface of baffle, owing to receive welding technique's influence, and the difference that leads to the overall structure intensity of butterfly plate is great, and owing to at butterfly valve pivoted in-process, the connecting rod is main atress object, leads to taking place the separation easily between connecting rod and the baffle.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a long service life's wafer formula butterfly plate has the structural strength who has promoted the valve plate to the life's of valve plate effect has been promoted to a certain extent.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a long service life's wafer formula butterfly plate, includes baffle and connecting rod, the both sides of connecting rod are provided with the dovetail groove, the baffle orientation one side in dovetail groove is provided with the trapezoidal piece, the inside wall in dovetail groove is provided with the location inclined plane, the lateral wall of trapezoidal piece is provided with the structure strengthening rib of laminating each other with the location inclined plane, the lateral wall cladding of trapezoidal piece has the sealed pad of one deck.
By adopting the technical scheme, when in use, the baffle and the connecting rod are installed through the trapezoidal block and the trapezoidal groove, the sealing gasket positioned on the side wall of the trapezoidal block is tightly pressed with the trapezoidal groove, the sealing between the baffle and the trapezoidal groove is realized, then the whole butterfly plate and the butterfly valve body are installed, the baffle and the connecting rod are positioned through the side wall of the butterfly valve body, the connecting rod is integrally formed, stronger shearing force can be borne, and compared with the mode that the whole connecting rod is welded on the baffle, the connecting rod has a more stable effect; the baffle has stronger shock resistance when receiving water pressure impact by arranging the structural reinforcing ribs, the baffle and the connecting rod are not easy to deform after the butterfly valve is closed, and the connecting rod is arranged integrally, so that the connecting rod is not easy to break and bend under the water pressure impact, and the service life of the wafer type butterfly plate is effectively prolonged; and after the baffle takes place slight deformation after long-time practicality and leads to the leakproofness of butterfly valve impaired, can change the baffle of connecting rod both sides, reduced the maintenance cost of wafer-type butterfly plate to a certain extent.
The utility model discloses further set up to: the bottom of the sealing gasket is provided with a guide inclined plane.
Through adopting above-mentioned technical scheme, made things convenient for the installation between trapezoidal piece and the dovetail groove.
The utility model discloses further set up to: the side wall of the trapezoidal groove is provided with a positioning through hole, the side wall of the positioning through hole penetrates through the connecting rod, the sealing pad is provided with a limiting through hole corresponding to the positioning through hole, a positioning bolt is arranged in the positioning through hole, and a positioning blind hole for embedding the positioning bolt is formed in the trapezoidal block.
By adopting the technical scheme, the structure is simple, the installation is convenient, and the axial positioning between the trapezoidal block and the trapezoidal groove is convenient.
The utility model discloses further set up to: the side wall of the limiting through hole is provided with a positioning flange extending towards the positioning blind hole, and the diameter of the positioning bolt immersed in the positioning blind hole is smaller than that of the positioning blind hole.
Through adopting above-mentioned technical scheme, insert the back when the location bolt passes through spacing through-hole, can bring the location turn-ups into the location blind hole for the location turn-ups compresses tightly with the lateral wall of location blind hole, realizes the location to the location bolt and the location turn-ups between sealed, and make and realize sealed between location bolt and the location blind hole.
The utility model discloses further set up to: and one side of the positioning flanging, which faces the positioning bolt, is provided with an installation inclined plane.
Through adopting above-mentioned technical scheme, made things convenient for the installation of location bolt.
The utility model discloses further set up to: and a positioning inclined plane is arranged at the bottom of the positioning bolt.
Through adopting above-mentioned technical scheme, further made things convenient for the installation of location bolt, and simple structure.
The utility model discloses further set up to: the side wall of the connecting rod is provided with an installation through hole, and the surface of the installation through hole is provided with a structure reinforcing block.
Through adopting above-mentioned technical scheme, during the installation, set up a location axle in the installation through-hole of connecting rod lateral wall, the lateral wall of the axis of rotation on the lateral wall of location axle and the external valve body is laminated each other, sets up the joint recess that supplies the location axle joint in the axis of rotation, laminates each other between the lateral wall of joint recess and the location axle, realizes the location to the location axle.
The utility model discloses further set up to: and structural reinforcing rib plates are arranged on two sides of the structural reinforcing block.
Through adopting above-mentioned technical scheme, promote the life of structure boss through setting up the structure reinforced rib board.
To sum up, the utility model discloses a beneficial technological effect does:
1. the valve plate has the advantages that the structural strength of the valve plate is improved by arranging the baffle and the connecting rod, so that the service life of the valve plate is prolonged to a certain extent;
2. the positioning flanging is arranged, so that the effect of improving the bonding strength between the positioning bolt and the positioning blind hole is achieved;
3. through setting up the structure strengthening rib, have the life's that has promoted the butterfly plate effect.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of the partial cross-sectional structure of the present invention.
Fig. 3 is a schematic diagram of the local explosion structure of the present invention.
Fig. 4 is a schematic sectional structure of the gasket.
In the figure, 1, connecting rod; 11. mounting a through hole; 12. a structural reinforcement block; 13. a structural reinforcing rib plate; 14. a trapezoidal groove; 141. positioning the inclined plane; 142. positioning the through hole; 143. positioning a bolt; 144. a limiting inclined plane; 2. a baffle plate; 21. a trapezoidal block; 221. structural reinforcing ribs; 222. positioning the blind hole; 23. a gasket; 231. a guide slope; 232. a limiting through hole; 233. positioning the flanging; 234. and (5) mounting an inclined plane.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the wafer type butterfly plate with long service life includes a connecting rod 1 and baffles 2 symmetrically arranged on two sides of the connecting rod 1.
The lateral wall of connecting rod 1 is provided with a structure reinforcing block 12, and the installation through-hole 11 that runs through structure reinforcing block 12 and connecting rod 1 is seted up to the lateral wall level of structure reinforcing block 12, and the both sides of structure reinforcing block 12 are provided with structural reinforcement floor 13. In this example, the structural reinforcement block 12 and the connecting rod 1 are integrally arranged, and the structural reinforcement rib plate 13 and the structural reinforcement block 12 are fixed by welding.
Referring to fig. 1 and 2, the connecting rod 1 is provided with trapezoidal grooves 14 at both sides thereof, and the inner side walls of the trapezoidal grooves 14 are provided with positioning slopes 141. The side wall of the trapezoid groove 14 is provided with a positioning through hole 142, the side wall of the positioning through hole 142 penetrates through the connecting rod 1, a positioning bolt 143 is arranged in the positioning through hole 142, and the bottom of the positioning bolt 143 is provided with a limiting inclined surface 144.
Referring to fig. 2 and 3, a trapezoidal block 21 is disposed on one side of the baffle 2 facing the trapezoidal groove 14, a structural reinforcing rib 221 attached to the positioning inclined plane 141 is disposed on a side wall of the trapezoidal block 21, and a positioning blind hole 222 for embedding the positioning pin 143 is disposed on the trapezoidal block 21.
The lateral wall cladding of trapezoidal piece 21 has one deck sealed 23 of filling up, and the direction inclined plane 231 has been seted up to the bottom of sealed 23 of filling up, fills up and has seted up the spacing through-hole 232 that corresponds with positioning hole 142 on 23, and positioning bolt 143 runs through positioning hole 142 and spacing through-hole 232 embedding location blind hole 222 in. In this embodiment, the sealing pad 23 and the trapezoidal block 21 are fixedly connected by using an adhesive.
Referring to fig. 2 and 4, the side wall of the limiting through hole 232 is provided with a positioning flange 233 extending towards the positioning blind hole 222, and one side of the positioning flange 233 facing the positioning bolt 143 is provided with an installation inclined surface 234. The diameter of the positioning pin 143 which is sunk into the positioning blind hole 222 is smaller than that of the positioning blind hole 222.
The use principle of the embodiment is as follows: when the butterfly valve is used, the baffle 2 and the connecting rod 1 are installed through the trapezoidal block 21 and the trapezoidal groove 14, the sealing gasket 23 positioned on the side wall of the trapezoidal block 21 is tightly pressed with the trapezoidal groove 14, sealing between the baffle 2 and the trapezoidal groove is realized, then the whole butterfly plate and the butterfly valve body are installed, and the baffle 2 and the connecting rod 1 are positioned through the side wall of the butterfly valve body, wherein the connecting rod 1 is integrally formed, can bear stronger shearing force, and has more stable effect compared with the mode that the whole connecting rod 1 is welded on the baffle 2; due to the arrangement of the structural reinforcing ribs 221, the baffle 2 has stronger impact resistance when receiving water pressure impact, after the butterfly valve is closed, the baffle 2 and the connecting rod 1 are not easy to deform, and the connecting rod 1 is arranged integrally, so that the connecting rod 1 is not easy to break and bend under the water pressure impact, and the service life of the wafer butterfly plate is effectively prolonged; and after the baffle 2 slightly deforms after long-time use to cause the sealing performance of the butterfly valve to be damaged, the baffles 2 on the two sides of the connecting rod 1 can be replaced, and the maintenance cost of the wafer butterfly plate is reduced to a certain extent.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a long service life's wafer formula butterfly plate, includes baffle (2) and connecting rod (1), its characterized in that: the both sides of connecting rod (1) are provided with dovetail groove (14), baffle (2) orientation one side of dovetail groove (14) is provided with trapezoidal piece (21), the inside wall of dovetail groove (14) is provided with location inclined plane (141), the lateral wall of trapezoidal piece (21) is provided with structure strengthening rib (221) of laminating each other with location inclined plane (141), the lateral wall cladding of trapezoidal piece (21) has one deck sealed pad (23).
2. A long-life wafer-type butterfly plate according to claim 1, wherein: the bottom of the sealing gasket (23) is provided with a guide inclined plane (231).
3. A long-life wafer-type butterfly plate according to claim 2, wherein: positioning through holes (142) are formed in the side wall of the trapezoidal groove (14), the side wall of each positioning through hole (142) penetrates through the connecting rod (1), a limiting through hole (232) corresponding to each positioning through hole (142) is formed in the sealing gasket (23), a positioning bolt (143) is arranged in each positioning through hole (142), and a positioning blind hole (222) for the positioning bolt (143) to be embedded is formed in the trapezoidal block (21).
4. A long-life wafer-type butterfly plate according to claim 3, wherein: the side wall of the limiting through hole (232) is provided with a positioning flange (233) extending towards the positioning blind hole (222), and the diameter of the positioning bolt (143) immersed in the positioning blind hole (222) is smaller than that of the positioning blind hole (222).
5. A long-life wafer-type butterfly plate according to claim 4, wherein: and an installation inclined plane (234) is arranged on one side of the positioning flanging (233) facing the positioning bolt (143).
6. A long-life wafer-type butterfly plate according to claim 5, wherein: the bottom of the positioning bolt (143) is provided with a positioning inclined plane (141).
7. A long-life wafer-type butterfly plate according to claim 6, wherein: the side wall of the connecting rod (1) is provided with an installation through hole (11), and the surface of the installation through hole (11) is provided with a structure reinforcing block (12).
8. A long-life wafer-type butterfly plate according to claim 7, wherein: structural reinforcing rib plates (13) are arranged on two sides of the structural reinforcing block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922070022.6U CN210859854U (en) | 2019-11-26 | 2019-11-26 | Wafer type butterfly plate with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922070022.6U CN210859854U (en) | 2019-11-26 | 2019-11-26 | Wafer type butterfly plate with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210859854U true CN210859854U (en) | 2020-06-26 |
Family
ID=71304808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922070022.6U Expired - Fee Related CN210859854U (en) | 2019-11-26 | 2019-11-26 | Wafer type butterfly plate with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210859854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669632A (en) * | 2021-08-02 | 2021-11-19 | 李友兵 | Conveying pipe conveying quantity adjusting and controlling mechanism |
-
2019
- 2019-11-26 CN CN201922070022.6U patent/CN210859854U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669632A (en) * | 2021-08-02 | 2021-11-19 | 李友兵 | Conveying pipe conveying quantity adjusting and controlling mechanism |
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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: 20200626 Termination date: 20201126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |