CN210890166U - Lead to eccentric flange butterfly valve of copper - Google Patents
Lead to eccentric flange butterfly valve of copper Download PDFInfo
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- CN210890166U CN210890166U CN201922001129.5U CN201922001129U CN210890166U CN 210890166 U CN210890166 U CN 210890166U CN 201922001129 U CN201922001129 U CN 201922001129U CN 210890166 U CN210890166 U CN 210890166U
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Abstract
The utility model discloses a lead to eccentric flange butterfly valve of copper, including valve body and transmission, transmission is located the top of valve body, be equipped with the valve plate in the valve body, the valve plate is hollow structure, and is equipped with the opening on the valve plate, run through on the vertical direction of valve body and be equipped with rather than the first valve rod of being connected of rotating, and the central line of the skew valve plate of first valve rod, the upper end and the transmission fixed connection of first valve rod, the lower extreme of first valve rod is equipped with rather than fixed connection's connecting block, the connecting block is hollow structure, the symmetry is equipped with a plurality ofly rather than fixed connection's communicating pipe on the two inboards of connecting block horizontal direction, insert the gag lever post rather than sliding connection in communicating pipe. The utility model relates to a flow control element field, the utility model discloses be connected valve plate and valve rod split for when changing the valve plate, the valve rod can continue to use, reduces the use cost of flange butterfly valve.
Description
Technical Field
The utility model relates to a flow control element technical field especially relates to a lead to eccentric flange butterfly valve of copper.
Background
The butterfly valve has simple structure, small volume and light weight, and is composed 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 eccentric flange butterfly valve is one of butterfly valves, the axis of a valve rod deviates from the center of a valve plate and the center of a body at the same time, and the butterfly valve with an oblique sealing pair is called an eccentric butterfly valve;
because the valve plate in the eccentric flange butterfly valve is direct to contact with liquid, can cause the valve plate to be corroded and impact deformation, so the butterfly valve needs to be changed after using a period of time, and except that the valve plate needs to be changed in the butterfly valve, need not change basically, but current flange butterfly valve plate and valve rod fixed connection, unable dismantlement for when changing the valve plate, change whole valve plate and valve rod completely, cause economic loss.
Therefore, the copper-through eccentric flange butterfly valve is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art and providing a lead to eccentric flange butterfly valve of copper.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a copper-through eccentric flange butterfly valve comprises a valve body and a transmission device, wherein the transmission device is positioned above the valve body, a valve plate is arranged in the valve body, the valve plate is of a hollow structure and is provided with an opening, a first valve rod connected with the valve body in a rotating mode penetrates through the valve body in the vertical direction, the first valve rod deviates from the central line of the valve plate, the upper end of the first valve rod is fixedly connected with the transmission device, a connecting block fixedly connected with the first valve rod is arranged at the lower end of the first valve rod, the connecting block is of a hollow structure, a plurality of communicating pipes fixedly connected with the connecting block are symmetrically arranged on two inner sides of the connecting block in the horizontal direction, a limiting rod connected with the communicating pipe in a sliding mode is inserted in the communicating pipe, one end of the limiting rod penetrates through the side wall of the connecting block and is connected with the connecting block in a sliding mode, fixing blocks fixedly connected with the connecting block are symmetrically arranged in the, the downside of connecting block is equipped with rather than fixed connection's second valve rod, the one end that the connecting block was kept away from to the second valve rod passes one side of valve plate and rotates with the valve body to be connected, be equipped with T shape oil filler point in the first valve rod, and T shape oil filler point and connecting block intercommunication, the sealing washer has been cup jointed on the valve plate, the sealing washer is passed to the one end of first valve rod and second valve rod.
Preferably, the symmetry is equipped with rather than fixed connection's spring on the lower extreme inside wall of connecting block, the other end of spring is equipped with rather than fixed connection's bearing plate, the inside wall sliding connection of bearing plate and connecting block, and the bearing plate is located the below of communicating pipe.
Preferably, the inner side wall of the valve body is provided with a rotating groove, and the lower end of the second valve rod is provided with a rotating block which is rotatably connected with the rotating groove.
Preferably, the inner side wall of the T-shaped oil filling hole is provided with a thread groove, and an oil locking bolt in threaded connection with the thread groove is inserted in the thread groove.
Preferably, the cover is equipped with rather than fixed connection's stopper on the first valve rod, the stopper is located the top of valve body, the top symmetry of stopper runs through and is equipped with rather than the spacing bolt of rotating the connection, the one end of spacing bolt and the last lateral wall threaded connection of valve body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the valve plate and the valve rod are disassembled, so that when the valve plate needs to be replaced, the valve rod and the valve plate are disassembled, and then a new valve plate is connected with the valve rod, so that the undamaged valve rod can be continuously used, and the use cost of the flange butterfly valve is reduced;
2. be connected through hydraulic pressure between valve rod and the valve plate, when the valve rod was dismantled to needs, only need take out hydraulic oil, can separate valve rod and valve plate, device simple structure, convenient operation.
Drawings
Fig. 1 is a front view of a copper-through eccentric flange butterfly valve according to the present invention;
fig. 2 is a schematic structural diagram a shown in fig. 1.
In the figure: the oil-gas separating valve comprises a valve body 1, a valve plate 2, a first valve rod 3, a connecting block 4, a second valve rod 5, a rotating groove 6, a spring 7, a bearing plate 8, a communicating pipe 9, a limiting rod 10, a fixing block 11, a T-shaped oil injection hole 12, an oil locking bolt 13, a limiting block 14, a limiting bolt 15, a transmission device 16 and a sealing ring 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a copper-through eccentric flange butterfly valve, comprising a valve body 1 and a transmission device 16, wherein the transmission device 16 is located above the valve body 1, a valve plate 2 is arranged in the valve body 1, the valve plate 2 is of a hollow structure, an opening is arranged on the valve plate 2, a first valve rod 3 rotatably connected with the valve body 1 is arranged in the vertical direction of the valve body 1, the first valve rod 3 deviates from the central line of the valve plate 2, a limit block 14 fixedly connected with the first valve rod 3 is sleeved on the first valve rod 3, the limit block 14 is located above the valve body 1, limit bolts 15 rotatably connected with the limit block 14 are symmetrically arranged above the limit block 14 in a penetrating manner, one end of each limit bolt 15 is in threaded connection with the upper side wall of the valve body 1, the limit block 14 is fixedly connected with the valve body 1 through the limit bolts 15,
the upper end of the first valve rod 3 is fixedly connected with a transmission device 16, the lower end of the first valve rod 3 is provided with a connecting block 4 fixedly connected with the connecting block 4, the connecting block 4 is of a hollow structure, two inner sides of the connecting block 4 in the horizontal direction are symmetrically provided with a plurality of communicating pipes 9 fixedly connected with the connecting block, the inner side wall of the lower end of the connecting block 4 is symmetrically provided with springs 7 fixedly connected with the connecting block, the other end of each spring 7 is provided with a bearing plate 8 fixedly connected with the spring, the bearing plate 8 is slidably connected with the inner side wall of the connecting block 4, the bearing plate 8 is positioned below the communicating pipe 9, when the valve plate 2 is connected with the first valve rod 3, oil needs to be injected into the connecting block 4 through a T-shaped oil injection hole 12, the bearing plate 8 is extruded to move downwards to extrude the springs 7 along with the injection of hydraulic oil, meanwhile, the hydraulic oil enters the communicating, thereby connecting the first valve rod 3 with the valve plate 2, after oil is discharged, under the elastic force of the spring 7, the bearing plate 8 is pushed to move upwards, so that the hydraulic oil in the connecting block 4 flows out from the T-shaped oil hole 12, at the moment, the pressure in the connecting block 4 is lower than the external atmospheric pressure, so that the limiting rods 10 move oppositely, one end of the limiting rod 10 moves out of the limiting groove on the fixing block 11, the limiting function of the fixing block 11 on the limiting rods 10 is cancelled, and the separation between the first valve rod 3 and the valve plate 2 is completed,
a limiting rod 10 connected with the connecting pipe in a sliding manner is inserted in the communicating pipe 9, one end of the limiting rod 10 penetrates through the side wall of the connecting block 4 and is connected with the connecting block in a sliding manner, a fixed block 11 fixedly connected with the connecting block is symmetrically arranged in the valve plate 2 relative to the connecting block 4, one side of the fixed block 11 opposite to the fixed block is provided with a plurality of limiting grooves clamped with the limiting rod 10, the lower side of the connecting block 4 is provided with a second valve rod 5 fixedly connected with the connecting block, one end of the second valve rod 5 far away from the connecting block 4 penetrates through one side of the valve plate 2 and is connected with the valve body 1 in a rotating manner, the inner side wall of the valve body 1 is provided with a rotating groove 6, the lower end of the second valve rod 5 is provided with a rotating block rotatably connected with the rotating groove 6, the rotating,
be equipped with T shape oil filler point 12 in first valve rod 3, and T shape oil filler point 12 and connecting block 4 intercommunication, be equipped with the thread groove on the inside wall of T shape oil filler point 12, it is equipped with oil locking bolt 13 rather than threaded connection to insert in the thread groove, carry out the shutoff to T shape oil filler point 12 through oil locking bolt 13, prevent the butterfly valve in the use, hydraulic oil overflows from T shape oil filler point 12, guarantee the joint strength between first valve rod 3 and the valve plate 2, sealing washer 17 has been cup jointed on the valve plate 2, sealing washer 17 is passed to the one end of first valve rod 3 and second valve rod 5, add and establish sealing washer 17, be for the leakproofness of guaranteeing valve plate 2, carry out the shutoff to the opening of seting up on the valve plate 2, guarantee the leakproofness between valve plate 2 and the valve body 1 simultaneously.
In the utility model, when the valve plate 2 needs to be replaced, the oil locking bolt 13 is firstly unscrewed from the first valve rod 3, at the moment, under the elastic action of the spring 7, the bearing plate 8 is pushed to move upwards, so that the hydraulic oil in the connecting block 4 flows out from the T-shaped oil injection hole 12, at the moment, the pressure in the connecting block 4 is lower than the external atmospheric pressure, so that the limiting rods 10 move oppositely, one end of the limiting rod 10 is moved out from the limiting groove on the fixing block 11, the limiting action of the fixing block 11 on the limiting rod 10 is cancelled, then the limiting bolt 15 is unscrewed from the valve body 1, so that the fixing action between the limiting block 14 and the valve body 1 is cancelled, the first valve rod 3 is pulled upwards, so that the lower end of the second valve rod 5 is pulled out from the rotating groove 6 on the valve body 1, at the moment, a certain distance can be moved between the valve plate 2 and the valve body 1, at last, the valve plate 2 is pulled to move downwards, so that the first valve rod 3, the connecting block 4 and the second valve rod 5 are drawn out of the valve plate 2, a new valve plate 2 is replaced, the operations are repeated in the reverse direction, and the valve plate 2 is installed in the valve body 1 again, namely the replacement of the valve plate 2 is completed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The copper-through eccentric flange butterfly valve comprises a valve body (1) and a transmission device (16), and is characterized in that the transmission device (16) is located above the valve body (1), a valve plate (2) is arranged in the valve body (1), the valve plate (2) is of a hollow structure, an opening is formed in the valve plate (2), a first valve rod (3) connected with the valve body in a rotating mode penetrates through the valve body (1) in the vertical direction, the first valve rod (3) deviates from the central line of the valve plate (2), the upper end of the first valve rod (3) is fixedly connected with the transmission device (16), a connecting block (4) fixedly connected with the lower end of the first valve rod (3) is arranged at the lower end of the first valve rod (3), the connecting block (4) is of a hollow structure, a plurality of communicating pipes (9) fixedly connected with the connecting blocks (4) are symmetrically arranged on two inner sides of the connecting blocks in the horizontal direction, and a limiting rod (10) connected with the communicating, the lateral wall of connecting block (4) is passed and rather than sliding connection to the one end of gag lever post (10), be equipped with rather than fixed connection's fixed block (11) in valve plate (2) in relation to connecting block (4) symmetry, fixed block (11) one side in opposite directions is equipped with a plurality of spacing grooves with gag lever post (10) joint, the downside of connecting block (4) is equipped with rather than fixed connection's second valve rod (5), one side that valve plate (2) was passed to the one end that connecting block (4) was kept away from in second valve rod (5) rotates with valve body (1) to be connected, be equipped with T shape oil filler point (12) in first valve rod (3), and T shape oil filler point (12) and connecting block (4) intercommunication, sealing washer (17) have been cup jointed on valve plate (2), sealing washer (17) are passed to the one end of first valve rod (3) and second valve rod (5).
2. The copper-through eccentric flange butterfly valve according to claim 1, wherein springs (7) fixedly connected with the springs are symmetrically arranged on the inner side wall of the lower end of the connecting block (4), a bearing plate (8) fixedly connected with the other end of each spring (7) is arranged at the other end of each spring, the bearing plates (8) are slidably connected with the inner side wall of the connecting block (4), and the bearing plates (8) are located below the communicating pipes (9).
3. The copper-through eccentric flange butterfly valve according to claim 1, wherein a rotating groove (6) is formed in the inner side wall of the valve body (1), and a rotating block rotatably connected with the rotating groove (6) is arranged at the lower end of the second valve rod (5).
4. The copper-through eccentric flange butterfly valve according to claim 1, wherein a thread groove is formed on the inner side wall of the T-shaped oil filling hole (12), and an oil locking bolt (13) in threaded connection with the thread groove is inserted in the thread groove.
5. The copper-through eccentric flange butterfly valve according to claim 1, wherein a limiting block (14) fixedly connected with the first valve rod (3) is sleeved on the first valve rod (3), the limiting block (14) is located above the valve body (1), limiting bolts (15) rotatably connected with the limiting block (14) are symmetrically arranged above the limiting block (14) in a penetrating manner, and one ends of the limiting bolts (15) are in threaded connection with the upper side wall of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922001129.5U CN210890166U (en) | 2019-11-19 | 2019-11-19 | Lead to eccentric flange butterfly valve of copper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922001129.5U CN210890166U (en) | 2019-11-19 | 2019-11-19 | Lead to eccentric flange butterfly valve of copper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210890166U true CN210890166U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922001129.5U Active CN210890166U (en) | 2019-11-19 | 2019-11-19 | Lead to eccentric flange butterfly valve of copper |
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| CN (1) | CN210890166U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542761A (en) * | 2022-02-23 | 2022-05-27 | 湖北中船气体有限公司 | Valve for VPSA pressure swing adsorption oxygen generation |
-
2019
- 2019-11-19 CN CN201922001129.5U patent/CN210890166U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542761A (en) * | 2022-02-23 | 2022-05-27 | 湖北中船气体有限公司 | Valve for VPSA pressure swing adsorption oxygen generation |
| CN114542761B (en) * | 2022-02-23 | 2023-10-27 | 湖北中船气体有限公司 | Valve for VPSA pressure swing adsorption oxygen production |
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