CN217130358U - Replaceable double-eccentric butterfly valve - Google Patents
Replaceable double-eccentric butterfly valve Download PDFInfo
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- CN217130358U CN217130358U CN202220267008.4U CN202220267008U CN217130358U CN 217130358 U CN217130358 U CN 217130358U CN 202220267008 U CN202220267008 U CN 202220267008U CN 217130358 U CN217130358 U CN 217130358U
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- butterfly valve
- sleeve
- wall
- valve plate
- spliced pole
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Abstract
The utility model relates to the technical field of valves, and a but substitution double-eccentric butterfly valve is disclosed, the inside of butterfly valve body is provided with the sleeve, and there is the valve plate inside of butterfly valve body through sleeve movable mounting, and the valve plate specifically includes the valve plate body, and fixed mounting has the connecting cylinder on the outer wall of valve plate body, and the connecting cylinder cover establish on telescopic outer wall and with telescopic outer wall fixed connection, fixed mounting has sealed the pad on the side outer wall of valve plate body, and telescopic inside runs through and is provided with fixing device, and the upper portion of butterfly valve body and the position that the sleeve corresponds are provided with installation device. This kind of but two eccentric butterfly valves of substitution makes the convenient inside of fixing at the butterfly valve body of valve plate through the fixing device who sets up in the device, and the spliced pole that includes among the fixing device runs through and extends after telescopic inside and fix in the inside of rotatory installation section of thick bamboo, need not to dismantle all the other parts in the device, also can accomplish the dismantlement and the change to the valve plate easily after dismantling fixing device.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a but two eccentric butterfly valves of substitution.
Background
The double eccentric butterfly valve is also called as high-performance butterfly valve, is mainly suitable for system drainage of water plants, power plants, steel plant smelting, chemical engineering, water source spring engineering, environmental facility construction and the like, is particularly suitable for water pipeline, and is used as regulating and intercepting equipment. Compared with a center line butterfly valve, the double-eccentric butterfly valve is more resistant to high pressure, longer in service life and good in stability. Compared with other valves, the larger the caliber, the lighter the material is, and the lower the cost is. The existing double-eccentric valve easily causes damage to a sealing surface under the condition of suffering from long-time scouring of media, and influences the whole sealing performance of the valve.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a but two eccentric butterfly valves of substitution has solved the problem that the background art provided.
(II) technical scheme
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a but two eccentric butterfly valves of substitution, includes the butterfly valve body, the inside of butterfly valve body is provided with the sleeve, and there is the valve plate the inside of butterfly valve body through sleeve movable mounting, and the valve plate specifically includes the valve plate body, and fixed mounting has the connecting cylinder on the outer wall of valve plate body, and the connecting cylinder cover is established on telescopic outer wall and with telescopic outer wall fixed connection, and fixed mounting has sealed the pad on the side outer wall of valve plate body, and telescopic inside is run through and is provided with fixing device, and the upper portion of butterfly valve body and the position that the sleeve corresponds are provided with installation device.
Preferably, fixing device specifically includes the installation base, and the last fixed surface of installation base installs the seal table, and the inside of seal table is provided with the spliced pole, is provided with the bearing that is used for connecting seal table and spliced pole between spliced pole and the seal table, the inner ring and the spliced pole fixed connection of bearing, the outer loop of bearing and the inner wall fixed connection of seal table, the upper end of spliced pole is run through and is seted up mounting hole one.
Preferably, the cross section of the connecting column is oval, and a through groove matched with the connecting column is formed in the sleeve in a penetrating mode.
Preferably, the installation device specifically includes a rotary installation barrel, and corresponding position fixed connection on rotary installation barrel bottom and the butterfly valve body, the spliced pole runs through telescopic inside and extends to in the rotary installation barrel, and the inside movable mounting of rotary installation barrel has the control shaft, and the bottom of control shaft is seted up with spliced pole assorted groove and spliced pole joint at this inslot.
Preferably, a second mounting hole is formed in the outer wall of the control shaft in a penetrating mode at a position corresponding to the second mounting hole, a connecting hole is formed in the outer wall of the rotary mounting cylinder in a penetrating mode at a position corresponding to the second mounting hole, and a bolt is movably mounted inside the connecting hole.
(III) advantageous effects
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this kind of but two eccentric butterfly valves of substitution makes the convenient inside of fixing at the butterfly valve body of valve plate through the fixing device who sets up in the device, and the spliced pole that includes among the fixing device runs through and extends after telescopic inside and fix in the inside of rotatory installation section of thick bamboo, need not to dismantle all the other parts in the device, also can accomplish the dismantlement and the change to the valve plate easily after dismantling fixing device.
2. This kind of two eccentric butterfly valves of replaceable, the sealed platform through installation base upper surface fixed mounting makes the junction of whole device have the leakproofness after the fixing device installation, prevents that the condition of leaking from appearing in the part junction of device.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic sectional view of the main structure of the present invention;
FIG. 3 is a schematic sectional view of the rotary mounting cylinder of the present invention;
FIG. 4 is a schematic view of a part of the fixing device of the present invention;
fig. 5 is the schematic view of the valve plate structure of the present invention.
In the figure: 1. a butterfly valve body; 2. a valve plate; 201. a valve plate body; 202. a connecting cylinder; 203 a gasket; 3. a sleeve; 4. a fixing device; 401. installing a base; 402. a sealing table; 403. connecting columns; 404. A bearing; 405. a first mounting hole; 406. connecting holes; 407. a bolt; 5. a mounting device; 501. rotating the mounting cylinder; 502. a control shaft; 503. and a second mounting hole.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, a replaceable double-eccentric butterfly valve comprises a butterfly valve body 1, a sleeve 3 is arranged inside the butterfly valve body 1, a valve plate 2 is movably arranged inside the butterfly valve body 1 through the sleeve 3, the valve plate 2 specifically comprises a valve plate body 201, a connecting cylinder 202 is fixedly arranged on the outer wall of the valve plate body 201, the connecting cylinder 202 is sleeved on the outer wall of the sleeve 3 and is fixedly connected with the outer wall of the sleeve 3, a sealing gasket 203 is fixedly arranged on the outer wall of the side edge of the valve plate body 201, a fixing device 4 is arranged inside the sleeve 3 in a penetrating mode, and a mounting device 5 is arranged at the position, corresponding to the sleeve 3, of the upper portion of the butterfly valve body 1.
Further, as shown in fig. 2, 3 and 4, the fixing device 4 specifically includes a mounting base 401, a sealing table 402 is fixedly mounted on the upper surface of the mounting base 401, a connecting column 403 is disposed inside the sealing table 402, a bearing 404 for connecting the sealing table 402 and the connecting column 403 is disposed between the connecting column 403 and the sealing table 402, an inner ring of the bearing 404 is fixedly connected with the connecting column 403, an outer ring of the bearing 404 is fixedly connected with the inner wall of the sealing table 402, a first mounting hole 405 is formed through the upper end of the connecting column 403, the valve plate 2 is conveniently fixed inside the butterfly valve body 1 through the fixing device 4 arranged in the device, the connecting column 403 included in the fixing device 4 penetrates through the sleeve 3 and then extends and is fixed inside the rotary mounting cylinder 501, the rest parts in the device are not required to be disassembled, the removal and replacement of the valve plate 2 can also be easily accomplished after the removal of the fixing means 4.
Further, as shown in fig. 3 and 4, the cross section of the connecting column 403 is an oval, a through groove matched with the connecting column 403 is formed in the sleeve 3 in a penetrating manner, the oval structure of the connecting column 403 is matched with the through groove in the sleeve 3, and the sleeve 3 and the valve plate 2 outside the sleeve 3 are driven to rotate together when the connecting column 403 rotates.
Further, as shown in fig. 2 and 3, the installation device 5 specifically includes a rotary installation cylinder 501, the bottom of the rotary installation cylinder 501 is fixedly connected with the butterfly valve body 1 at a corresponding position, the connecting column 403 runs through the inside of the sleeve 3 and extends into the rotary installation cylinder 501, the inside movable mounting of the rotary installation cylinder 501 is provided with the control shaft 502, the bottom of the control shaft 502 is provided with a groove matched with the connecting column 403, the connecting column 403 is clamped in the groove, the connecting column 403 and the control shaft 502 are connected preliminarily by clamping, and the control shaft 502 drives the connecting column 403 to rotate together when rotating.
Further, as shown in fig. 3, a second mounting hole 503 is formed in the outer wall of the control shaft 502 in a penetrating manner at a position corresponding to the first mounting hole 405, a connecting hole 406 is formed in the outer wall of the rotary mounting cylinder 501 in a penetrating manner at a position corresponding to the second mounting hole 503, a bolt 407 is movably mounted inside the connecting hole 406, and the bolt 407 enables connection between various components in the device to be tighter, so that the whole device is more stable.
The working principle is as follows: when in use, the fixing device 4 with the west of the butterfly valve body 1 is inserted into the butterfly valve body 1, the connecting column 403 included in the fixing device 4 penetrates through the sleeve 3 and extends into the rotary mounting cylinder 501, the bolt 407 sequentially penetrates through the connecting hole 406, the mounting hole two 503 and the mounting hole one 405 to movably connect the control shaft 502 and the connecting column 403 in the rotary mounting cylinder 501, the control shaft 502 and the connecting column 403 are tightly connected under the action of the bolt 407, the valve plate 2 is fixedly mounted on the outer wall of the sleeve 3 through the bolt 407 at the moment, then the control panel on the butterfly valve body 1 is controlled to open or close the valve plate 2, after the use time is too long or the valve plate 2 is totally worn, the bolt 407 is rotatably dismounted from the mounting hole and then the base 401 is movably mounted downwards, and the fixing device 4 can be dismounted from the device under the condition of enough external force, then the sleeve 3 movably arranged in the butterfly valve body 1 and the valve plate 2 fixed on the sleeve 3 can be taken out for replacement or maintenance.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a two eccentric butterfly valves of replaceable, includes butterfly valve body (1), its characterized in that: the butterfly valve comprises a butterfly valve body (1), wherein a sleeve (3) is arranged inside the butterfly valve body (1), a valve plate (2) is movably arranged inside the butterfly valve body (1) through the sleeve (3), the valve plate (2) specifically comprises a valve plate body (201), a connecting cylinder (202) is fixedly arranged on the outer wall of the valve plate body (201), the connecting cylinder (202) is sleeved on the outer wall of the sleeve (3) and is fixedly connected with the outer wall of the sleeve (3), a sealing gasket (203) is fixedly arranged on the outer wall of the side edge of the valve plate body (201), a fixing device (4) is arranged inside the sleeve (3) in a penetrating mode, and a mounting device (5) is arranged on the upper portion of the butterfly valve body (1) and in a position corresponding to the sleeve (3).
2. A replaceable double eccentric butterfly valve according to claim 1, characterized in that: fixing device (4) are concrete including installation base (401), the last fixed surface of installation base (401) installs seal table (402), the inside of seal table (402) is provided with spliced pole (403), be provided with bearing (404) that are used for connecting seal table (402) and spliced pole (403) between spliced pole (403) and seal table (402), the inner ring and spliced pole (403) fixed connection of bearing (404), the outer loop of bearing (404) and the inner wall fixed connection of seal table (402), the upper end of spliced pole (403) is run through and is seted up mounting hole one (405).
3. A replaceable double eccentric butterfly valve according to claim 2, characterized in that: the cross section of the connecting column (403) is oval, and a through groove matched with the connecting column (403) is formed in the sleeve (3) in a penetrating mode.
4. A replaceable double eccentric butterfly valve according to claim 1, characterized in that: installation device (5) specifically include a rotatory installation section of thick bamboo (501), correspond position fixed connection on a rotatory installation section of thick bamboo (501) bottom and butterfly valve body (1), and the inside that spliced pole (403) run through sleeve (3) extends to in a rotatory installation section of thick bamboo (501), and the inside movable mounting of a rotatory installation section of thick bamboo (501) has control shaft (502), and the bottom of control shaft (502) is seted up with spliced pole (403) assorted groove and spliced pole (403) joint at this inslot.
5. A replaceable double eccentric butterfly valve according to claim 4, characterized in that: a second mounting hole (503) penetrates through the outer wall of the control shaft (502) at a position corresponding to the first mounting hole (405), a connecting hole (406) penetrates through the outer wall of the rotary mounting cylinder (501) at a position corresponding to the second mounting hole (503), and a bolt (407) is movably mounted inside the connecting hole (406).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220267008.4U CN217130358U (en) | 2022-02-09 | 2022-02-09 | Replaceable double-eccentric butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220267008.4U CN217130358U (en) | 2022-02-09 | 2022-02-09 | Replaceable double-eccentric butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217130358U true CN217130358U (en) | 2022-08-05 |
Family
ID=82620950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220267008.4U Active CN217130358U (en) | 2022-02-09 | 2022-02-09 | Replaceable double-eccentric butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217130358U (en) |
-
2022
- 2022-02-09 CN CN202220267008.4U patent/CN217130358U/en active Active
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