CN216279508U - Integral wear-resisting metal seal ball valve - Google Patents
Integral wear-resisting metal seal ball valve Download PDFInfo
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- CN216279508U CN216279508U CN202122696696.4U CN202122696696U CN216279508U CN 216279508 U CN216279508 U CN 216279508U CN 202122696696 U CN202122696696 U CN 202122696696U CN 216279508 U CN216279508 U CN 216279508U
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Abstract
The utility model discloses an integral wear-resistant metal sealing ball valve, which comprises a valve body, a valve body and a valve body, wherein the valve body is of a cylindrical structure with two through ends and comprises a water inlet fixedly arranged at one end; the flow guide part comprises a ball body which is arranged in the valve body and can rotate left and right, a valve seat is arranged on one side of the ball body facing the water inlet, and a flow guide cylinder which is sleeved on the inner wall of the valve body is arranged on one side of the valve seat; the sewage discharging part comprises a sewage collecting cavity which is arranged at the lower end of the valve body and is positioned right below the ball body; the draft tube can gradually transit the large-flow liquid at the water inlet end of the valve body into the drainage channel communicated with the valve seat, and reduce the scouring of media on the inner wall of the valve body, the valve seat and the ball body.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an integral wear-resistant metal sealing ball valve.
Background
The ball valve is a common component in industrial production and daily life, similarly, a drain valve of a high-pressure heater is a key component in a high-pressure heater system of a power station, because the pressure difference between an inlet and an outlet of the valve is large, the caliber of an inlet pipeline of the drain valve is larger than that of an outlet pipeline, when the common metal sealing ball valve is used in the high-pressure heater system, an inlet medium erodes a valve seat greatly, a sealing surface of the valve seat is quickly eroded to lose a sealing function, and the service life of the ball valve is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an integral wear-resistant metal seal ball valve, which aims to solve the problem that the common ball valve in the background art does not have scouring resistance and wear resistance, so that the utility model aims to provide the integral wear-resistant metal seal ball valve, which can greatly reduce the scouring of a water medium to a channel on the inner wall of the ball valve, reduce the wear degree of the inner wall of the ball valve and further prolong the service life of the ball valve.
In order to achieve the purpose, the utility model provides the following technical scheme: an integral wear resistant metal-sealed ball valve comprising:
the valve body is of a cylindrical structure with two through ends and comprises a water inlet fixedly arranged at one end;
the flow guide part comprises a ball body which is arranged in the valve body and can rotate left and right, a valve seat is arranged on one side of the ball body facing the water inlet, and a flow guide cylinder which is sleeved on the inner wall of the valve body is arranged on one side of the valve seat;
the sewage discharging part comprises a sewage collecting cavity which is arranged at the lower end of the valve body and is positioned right below the ball body;
the valve rod penetrates through the upper wall of the valve body, and the bottom of the valve rod is clamped on the upper wall of the ball body.
Preferably, the one end of water inlet still is provided with detachable flange, the opposite one end that the valve body is located the water inlet is provided with the delivery port, the valve body passes through water inlet and delivery port and constitutes a both ends the same cartridge type structure.
Preferably, the spheroidal position in the middle still is provided with and does not influence the hydrophobic passageway that link up about the valve body, one side of disk seat is encircleed and is laminated in spheroidal lateral wall, the disk seat with the juncture of draft tube is encircleed and is laminated the dish spring, and the disk seat passes through to constitute elastic contact between dish spring and the draft tube.
Preferably, the inner wall of the draft tube is in a horn mouth shape, the small end of the horn mouth of the draft tube is in butt joint with the disc spring, a protruding spiral is further arranged on the inner wall circle of the draft tube, which is located in the horn channel, the diameter of the small end of the draft tube is the same as that of the inner channel of the valve seat, and the diameters of the two channels are smaller than that of the drainage channel.
Preferably, the inner wall and the bottom of the dirt collecting cavity are provided with plugs which are in threaded connection with the dirt collecting cavity, a dirt collecting cavity is reserved between the top of each plug and the dirt collecting cavity, and the valve body is located inside the disc spring and is also provided with an inclined hole channel communicated with the dirt collecting cavity at the bottom.
Preferably, the top of valve rod is connected with the drive arrangement that can drive its rotation, drive arrangement's lower part with still be provided with the mounting bracket between the top of valve body, and be fixed mounting between mounting bracket and drive arrangement and the valve body.
Compared with the prior art, the utility model has the beneficial effects that: through the setting of water conservancy diversion portion, the draft tube can pass through the large-traffic liquid of valve body intake end gradually to with the communicating hydrophobic passageway of disk seat, and reduce the medium to the valve body inner wall, disk seat and spheroidal washing away, it is further, in order to make the interior dirt impurity strong contact spheroid of as few as possible be located hydrophobic passageway's inner wall, then protruding spiral can form the vortex rotation with the rivers that the draft tube introduced, make it form a strong rotatory water column of interior weak outside, and reduce the wearing and tearing to spheroid inner wall, all cooperations of above-mentioned part not only can reduce rivers to the erosive wear of ball valve, also prolong the life of ball valve simultaneously by a wide margin.
Drawings
FIG. 1 is a schematic view of the overall internal structure of the present invention;
FIG. 2 is a schematic external perspective view of the valve body of the present invention;
fig. 3 is a schematic view of the external three-dimensional structure of the draft tube of the present invention.
In the figure: 100. a valve body; 110. a water inlet; 120. a detachable flange; 130. a water outlet; 200. a flow guide part; 210. a sphere; 2101. a hydrophobic channel; 220. a valve seat; 230. a draft tube; 240. a convex spiral; 250. a disc spring; 300. a sewage discharge part; 310. a dirt collecting cavity; 320. a plug; 330. an inclined hole channel; 400. a valve stem; 410. a drive device; 420. and (7) mounting frames.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides an integral wear-resistant metal sealing ball valve which can greatly reduce the scouring of a medium in water to a channel on the inner wall of the ball valve, reduce the wear degree of the inner wall of the ball valve and further prolong the service life of the ball valve.
Fig. 1 to 3 are schematic views showing the overall structure of an integral type wear-resistant metal seal ball valve according to the present invention, and referring to fig. 1 to 3, a main body of the integral type wear-resistant metal seal ball valve according to the present embodiment includes a valve body 100, a flow guide portion 200, a drain portion 300, and a valve stem 400.
The valve body 100 is a tubular structure with two through ends, and comprises a water inlet 110 fixedly arranged at one end of the water inlet 110, a detachable flange 120 is further arranged at one end of the water inlet 110, a water outlet 130 is arranged at the opposite end of the valve body 100, which is located at the water inlet 110, the valve body 100 forms a tubular structure with two identical ends through the water inlet 110 and the water outlet 130, the detachable flange 120 can limit and stabilize the guide cylinder 230, the disc spring 250 and the valve seat 220, and meanwhile, the guide cylinder 230 and other parts can be conveniently disassembled and assembled, further, the valve body 100 can be integrally forged and formed by adopting wear-resistant materials, so that the valve body has the characteristics of scouring resistance and wear resistance.
The flow guiding part 200 comprises a ball body 210 which is arranged inside the valve body 100 and can rotate left and right, one side of the ball body 210 facing the water inlet 110 is provided with a valve seat 220, one side of the valve seat 220 is provided with a flow guiding cylinder 230 which is sleeved on the inner wall of the valve body 100, the middle part of the ball body 210 is also provided with a drainage channel 2101 which does not influence the left and right penetration of the valve body 100, one side of the valve seat 220 is attached to one side wall of the ball body 210 in a surrounding way, the boundary part of the valve seat 220 and the flow guiding cylinder 230 is attached with a disc spring 250 in a surrounding way, the valve seat 220 forms elastic contact with the flow guiding cylinder 230 through the disc spring 250, the valve seat 220 can form abutting seal to one side edge of the ball body 210 at the water inlet end, the ball valve is prevented from leaking and overflowing when being closed, the disc spring 250 arranged between the flow guiding sleeve 230 and the valve seat 220 can absorb the thermal expansion between the valve seat 220 and the ball body 210, and the valve seat 220 and the ball body 210 can be attached tightly, the inner wall of the guide cylinder 230 is in a bell mouth shape, the small end of the bell mouth is abutted against the disc spring 250, a convex spiral 240 is further arranged on one circle of the inner wall of the guide cylinder 230 positioned in a bell channel, the diameter of the small end of the guide cylinder 230 is the same as that of the inner channel of the valve seat 220, the diameters of the two channels are smaller than that of the drainage channel 2101, the bell-shaped shape of the guide cylinder 230 can gradually transit large-flow liquid at the water inlet end of the valve body 100 into the drainage channel 2101 communicated with the valve seat 200, meanwhile, the liquid resistance passing through the drainage channel 2101 is smaller due to the small-diameter channel at the front end, the flushing of media on the inner wall of the valve body 100, the valve seat 220 and the ball 210 can be effectively reduced due to the cooperation of the convex spiral 240 and the drainage channel 2101, further, in order to enable the strong contact ball 210 positioned on the inner wall of the drainage channel 2101, which dirt and impurities in water are as little as possible, the water flows introduced by the guide cylinder 230 can form vortex rotation due to the convex spiral 240, so that a rotating water column with strong inside and weak outside is formed, and the abrasion to the inner wall of the ball body 210 is reduced, therefore, the service life of the ball valve can be greatly prolonged by all the matching of the components.
The dirt discharging part 300 includes a dirt collecting cavity 310 disposed at the lower end of the valve body 100 and located right below the ball 210, a plug 320 in threaded connection with the dirt collecting cavity 310 is disposed on the inner wall and the bottom of the dirt collecting cavity 310, a dirt collecting cavity is reserved between the top of the plug 320 and the dirt collecting cavity 310, an inclined hole channel 330 communicated with the dirt collecting cavity 310 is further formed in the valve body 100 and located at the bottom of the disc spring 250, dirt particles remaining in the gully of the disc spring 250 can flow into the dirt collecting cavity 310 through the inclined hole channel 330, and dirt in the inner cavity of the ball 210 of the valve body 100 can directly enter the dirt collecting cavity 310, and the plug 320 is unscrewed by a wrench, so that the dirt and water are discharged together.
The valve rod 400 penetrates through the upper wall of the valve body 100, the bottom of the valve rod is clamped on the upper wall of the ball body 210, the top of the valve rod 400 is connected with a driving device 410 capable of driving the valve rod to rotate, an installation frame 420 is further arranged between the lower portion of the driving device 410 and the top of the valve body 100, the installation frame 420, the driving device 410 and the valve body 100 are fixedly installed, the driving device 410 can be set to be an electric motor, a motor and the like, the ball body 210 can be driven to rotate in a reciprocating mode through the valve rod 400 during operation, and the opening and closing of the ball valve are controlled through the ball body 210.
In summary, in the integral wear-resistant metal sealing ball valve of the present embodiment, firstly, when the ball valve needs to be opened, the driving device 410 can rotate the ball 210 through the valve rod 400, so that the drainage channel 2101 at the middle part of the ball 210 opens the valve body 100, here, the guide cylinder 230 can gradually transition the large flow rate of the liquid at the water inlet end, i.e., the water inlet 110, of the valve body 100 into the water drainage channel 2101 communicated with the valve seat 200, and effectively reduces the scouring of the medium against the inner wall of the valve body 100, the valve seat 220 and the ball 210, and further, in order to have as few as possible strong contact balls 210 of dirt impurities in the water on the inner walls of the hydrophobic channel 2101, the raised spiral 240 can make the water flow introduced by the guide cylinder 230 form a vortex rotation, so that it forms a rotating water column with strong inside and weak outside, and reduces wear on the inner wall of the ball 210, so that all the cooperation of the above components can greatly prolong the service life of the ball valve.
While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. An integral wear-resistant metal-sealed ball valve, comprising:
the valve body (100) is of a cylindrical structure with two through ends and comprises a water inlet (110) fixedly arranged at one end;
the flow guide part (200) comprises a ball body (210) which is arranged in the valve body (100) and can rotate left and right, a valve seat (220) is arranged on one side, facing the water inlet (110), of the ball body (210), and a flow guide cylinder (230) which is sleeved on the inner wall of the valve body (100) is arranged on one side of the valve seat (220);
the sewage draining part (300) comprises a sewage collecting cavity (310) which is arranged at the lower end of the valve body (100) and is positioned right below the ball body (210);
and the valve rod (400) penetrates through the upper wall of the valve body (100), and the bottom of the valve rod is clamped on the upper wall of the ball body (210).
2. An integral wear-resistant metal-sealed ball valve as claimed in claim 1, wherein: one end of the water inlet (110) is also provided with a detachable flange (120), the opposite end of the valve body (100) positioned at the water inlet (110) is provided with a water outlet (130), and the valve body (100) forms a cylindrical structure with the same two ends through the water inlet (110) and the water outlet (130).
3. An integral wear-resistant metal-sealed ball valve as claimed in claim 2, wherein: the middle part of the ball body (210) is also provided with a water drainage channel (2101) which does not affect the left and right penetration of the valve body (100), one side of the valve seat (220) is attached to one side wall of the ball body (210) in a surrounding manner, the junction part of the valve seat (220) and the guide cylinder (230) is attached with a disc spring (250) in a surrounding manner, and the valve seat (220) is in elastic contact with the guide cylinder (230) through the disc spring (250).
4. A unitary wear-resistant metal-sealed ball valve as claimed in claim 3, wherein: the inner wall of the guide cylinder (230) is in a horn mouth shape, the small end of the horn mouth of the guide cylinder is abutted to the disc spring (250), a protruding spiral (240) is further arranged on one circle of the inner wall of the horn channel of the guide cylinder (230), the diameter of the small end of the guide cylinder (230) is the same as that of the inner channel of the valve seat (220), and the diameters of the two channels are smaller than that of the drainage channel (2101).
5. An integral wear-resistant metal-sealed ball valve as claimed in claim 4, wherein: the inner wall and the bottom of the dirt gathering cavity (310) are provided with a plug (320) which is in threaded connection with the inner wall and the bottom of the dirt gathering cavity (310), a dirt gathering cavity is reserved between the top of the plug (320) and the dirt gathering cavity (310), and an inclined hole channel (330) communicated with the dirt gathering cavity (310) is further formed in the valve body (100) and located at the bottom of the disc spring (250).
6. An integral wear-resistant metal-sealed ball valve as claimed in claim 5, wherein: the top of valve rod (400) is connected with drive arrangement (410) that can drive its rotation, the lower part of drive arrangement (410) with still be provided with between the top of valve body (100) mounting bracket (420), and be fixed mounting between mounting bracket (420) and drive arrangement (410) and valve body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122696696.4U CN216279508U (en) | 2021-11-05 | 2021-11-05 | Integral wear-resisting metal seal ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122696696.4U CN216279508U (en) | 2021-11-05 | 2021-11-05 | Integral wear-resisting metal seal ball valve |
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| Publication Number | Publication Date |
|---|---|
| CN216279508U true CN216279508U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122696696.4U Active CN216279508U (en) | 2021-11-05 | 2021-11-05 | Integral wear-resisting metal seal ball valve |
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| CN (1) | CN216279508U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115383635A (en) * | 2022-08-16 | 2022-11-25 | 湘潭市汇丰设备制造有限公司 | Sand blasting and shot blasting equipment |
| CN116906615A (en) * | 2023-09-13 | 2023-10-20 | 华英阀业有限公司 | Ball valve support and ultralow temperature ball valve thereof |
-
2021
- 2021-11-05 CN CN202122696696.4U patent/CN216279508U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115383635A (en) * | 2022-08-16 | 2022-11-25 | 湘潭市汇丰设备制造有限公司 | Sand blasting and shot blasting equipment |
| CN115383635B (en) * | 2022-08-16 | 2023-09-22 | 湘潭市汇丰设备制造有限公司 | Sand blasting and shot blasting equipment |
| CN116906615A (en) * | 2023-09-13 | 2023-10-20 | 华英阀业有限公司 | Ball valve support and ultralow temperature ball valve thereof |
| CN116906615B (en) * | 2023-09-13 | 2023-12-01 | 华英阀业有限公司 | Ball valve support and ultralow temperature ball valve thereof |
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