CN210510348U - Dovetail type hard sealing ball valve body - Google Patents
Dovetail type hard sealing ball valve body Download PDFInfo
- Publication number
- CN210510348U CN210510348U CN201921071239.2U CN201921071239U CN210510348U CN 210510348 U CN210510348 U CN 210510348U CN 201921071239 U CN201921071239 U CN 201921071239U CN 210510348 U CN210510348 U CN 210510348U
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- China
- Prior art keywords
- valve body
- dovetail
- ball valve
- hard
- valve
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- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims description 23
- 230000007306 turnover Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims abstract description 3
- 239000010865 sewage Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 238000001914 filtration Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 7
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a hard sealed ball valve spheroid of dovetail relates to ball valve technical field, for solving current ball valve and not possessing filtering capability, and the dismouting is troublesome, difficult maintenance, and seal structure's installation department produces the gap easily, influences the problem of sealed effect. The inside of the main valve body is provided with the disk seat, the internally mounted of disk seat has spherical case, the top of spherical case is provided with the valve rod connecting seat, the valve rod is installed to the top of valve rod connecting seat, and the one end of valve rod runs through and extends to the outside of the main valve body, the both sides of spherical case all are provided with the business turn over material mouth, the side valve body is all installed to the both sides of the main valve body, ring packing is installed to the one end of side valve body, the other end of side valve body is provided with the ring flange, the inside of side valve body is provided with.
Description
Technical Field
The utility model relates to a ball valve technical field specifically is a hard sealed ball valve spheroid of dovetail.
Background
The opening and closing piece of the ball valve is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves. The ball valve is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, can be closed tightly only by rotating ninety degrees and a small rotating moment, and is most suitable for being used as a switch and a cut-off valve.
However, the existing ball valve does not have a filtering function, is troublesome to disassemble and assemble and difficult to maintain, and a gap is easily generated at the installation position of the sealing structure to influence the sealing effect; thus, the existing requirements are not met, and a dovetail type hard sealing ball valve ball body is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hard sealed ball valve spheroid of dovetail to solve the current ball valve that proposes in the above-mentioned background art and do not possess filtering capability, and the dismouting is troublesome, difficult maintenance, and seal structure's installation department produces the gap easily, influences the problem of sealed effect.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dovetail type hard seal ball valve spheroid, includes the main valve body, the inside of the main valve body is provided with the disk seat, the internally mounted of disk seat has spherical case, spherical case's top is provided with the valve rod connecting seat, the valve rod is installed to the top of valve rod connecting seat, and the one end of valve rod runs through and extends to the outside of the main valve body, spherical case's both sides all are provided with into discharge gate, the side valve body is all installed to the both sides of the main valve body, ring packing is installed to the one end of side valve body, the other end of side valve body is provided with the ring flange, the inside of side valve body is provided.
Preferably, the valve rod is fixedly connected with the spherical valve core through a valve rod connecting seat.
Preferably, the feed and discharge port is provided with a filter screen, and the filter screen is fixedly connected with the feed and discharge port through a filter screen frame.
Preferably, a sewage draining outlet is arranged below the side valve body, and a threaded plug head is arranged inside the sewage draining outlet.
Preferably, a through hole is formed in the annular sealing ring, an annular dovetail groove is formed in the outer wall of the annular sealing ring, and the annular sealing ring is fixedly connected with the inner wall of the side valve body through the annular dovetail groove.
Preferably, the main valve body is screwed with the side valve body by a screw.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an at spherical case's business turn over feed inlet department installation filter screen, the impurity in the fluid can be filtered to the filter screen, and filterable impurity can deposit in the side valve body, and the accessible drain is discharged, makes this valve can transport the fluid that contains impurity safely.
2. Through set up annular dovetail on annular seal ring's outer wall, adopt forked tail structure and side valve body inner wall fixed, the structure is inseparable, is difficult for producing the gap, can effectively prevent fluid from the seam crossing seepage of seal structure.
3. Through adopting the screw fixation main valve body and side valve body, threaded connection's mounting means easy dismounting, because of the setting of ball case is internal at the main valve, and disk seat and seal structure set up in the side valve body, set up main valve body and side valve body into detachable structure, can make things convenient for more to overhaul the valve body or change internals.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the spherical valve core of the present invention;
fig. 3 is a schematic view of a partial structure of the annular sealing ring of the present invention;
in the figure: 1. a main valve body; 2. a side valve body; 3. a valve seat; 4. a spherical valve core; 401. feeding and discharging ports; 402. filtering with a screen; 403. a screen frame; 5. a valve stem; 6. a valve stem connecting seat; 7. an annular seal ring; 701. an annular dovetail groove; 702. a through hole; 8. a flange plate; 9. a flow channel; 10. a sewage draining outlet; 11. a threaded plug; 12. and (4) screws.
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.
Referring to fig. 1-3, the present invention provides an embodiment: a dovetail type hard sealing ball valve ball body comprises a main valve body 1, a valve seat 3 is arranged inside the main valve body 1, the valve seat 3 plays a role of supporting and fixing a spherical valve core 4, the spherical valve core 4 is arranged inside the valve seat 3, a valve rod connecting seat 6 is arranged above the spherical valve core 4, a valve rod 5 is arranged above the valve rod connecting seat 6, and the one end of valve rod 5 runs through and extends to the outside of the main valve body 1, valve rod 5 rotates and can drive spherical case 4 and rotate, reach switch valve's effect, spherical case 4's both sides all are provided with business turn over material mouth 401, side valve body 2 is all installed to the both sides of the main valve body 1, annular seal ring 7 is installed to the one end of side valve body 2, annular seal ring 7 has played sealed leak protection's effect, the other end of side valve body 2 is provided with ring flange 8, ring flange 8 is used for with the connecting tube is fixed, and the leakproofness is good, the inside of side valve body 2 is provided with runner 9.
Further, the valve rod 5 is fixedly connected with the spherical valve core 4 through the valve rod connecting seat 6, the spherical valve core 4 can be controlled to rotate by rotating the valve rod 5, and if the feed/discharge port 401 of the spherical valve core 4 is communicated with the flow channel 9 in the side valve body 2, the valve is in an open state; the inlet/outlet port 401 of the ball valve element 4 is in a closed state if it is displaced from the flow passage 9 in the side valve body 2.
Further, install filter screen 402 on business turn over discharge gate 401, filter screen 402 passes through filter screen frame 403 and business turn over discharge gate 401 fixed connection, and filter screen 402 can play the effect of filtering fluid impurity, makes this valve can the safe transportation fluid that contains impurity.
Further, the below of side valve body 2 is provided with drain 10, and the internally mounted of drain 10 has screw plug 11, and the impurity of being filtered by filter screen 402 can deposit in side valve body 2, and the accessible is opened screw plug 11 and is discharged the dirt.
Further, the inside of the annular sealing ring 7 is provided with a through hole 702, the outer wall of the annular sealing ring 7 is provided with an annular dovetail groove 701, the annular sealing ring 7 is fixedly connected with the inner wall of the side valve body 2 through the annular dovetail groove 701, the annular dovetail groove 701 is good in structural sealing performance, and gaps are not prone to being generated at the connecting position.
Further, main valve body 1 passes through screw 12 and 2 threaded connection of side valve body, and main valve body 1 and side valve body 2 pass through screw 12 fixed, easy dismounting, the maintenance of being convenient for.
The working principle is as follows: during the use, install the valve body on the connecting tube through ring flange 8, after the installation, the hand wheel of rotation valve rod 5 top, it is rotatory to drive main valve body 1 inside spherical case 4, if the business turn over material mouth 401 of spherical case 4 and the inside runner 9 of side valve body 2 communicate, then be the open mode, if the business turn over material mouth 401 of spherical case 4 and the inside runner 9 dislocation of side valve body 2, then be the closed mode, filter screen 402 is installed to the business turn over material mouth 401 department of spherical case 4, can play the effect of filtering fluid impurity, impurity after the filtration can deposit in side valve body 2, accessible drain outlet 10 discharges, be provided with annular dovetail 701 on the sealing washer outer wall of disk seat 3 department, adopt the forked tail structure to seal closely, difficult production gap, main valve body 1 and side valve body 2 pass through screw 12 fixed, can dismantle alone, convenient maintenance.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A dovetail hard seal ball valve body, includes main valve body (1), its characterized in that: the inside of the main valve body (1) is provided with disk seat (3), the internally mounted of disk seat (3) has spherical case (4), the top of spherical case (4) is provided with valve rod connecting seat (6), valve rod (5) are installed to the top of valve rod connecting seat (6), and the one end of valve rod (5) runs through and extends to the outside of the main valve body (1), the both sides of spherical case (4) all are provided with into discharge gate (401), side valve body (2) are all installed to the both sides of the main valve body (1), ring packing (7) are installed to the one end of side valve body (2), the other end of side valve body (2) is provided with ring flange (8), the inside of side valve body (2) is provided with runner (9).
2. A dovetail hard-sealing ball valve body as claimed in claim 1, wherein: the valve rod (5) is fixedly connected with the spherical valve core (4) through a valve rod connecting seat (6).
3. A dovetail hard-sealing ball valve body as claimed in claim 1, wherein: install filter screen (402) on business turn over material mouth (401), filter screen (402) pass through screen frame (403) and business turn over material mouth (401) fixed connection.
4. A dovetail hard-sealing ball valve body as claimed in claim 1, wherein: a sewage draining outlet (10) is arranged below the side valve body (2), and a threaded plug head (11) is arranged inside the sewage draining outlet (10).
5. A dovetail hard-sealing ball valve body as claimed in claim 1, wherein: the inner part of the annular sealing ring (7) is provided with a through hole (702), the outer wall of the annular sealing ring (7) is provided with an annular dovetail groove (701), and the annular sealing ring (7) is fixedly connected with the inner wall of the side valve body (2) through the annular dovetail groove (701).
6. A dovetail hard-sealing ball valve body as claimed in claim 1, wherein: the main valve body (1) is in threaded connection with the side valve body (2) through a screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921071239.2U CN210510348U (en) | 2019-07-10 | 2019-07-10 | Dovetail type hard sealing ball valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921071239.2U CN210510348U (en) | 2019-07-10 | 2019-07-10 | Dovetail type hard sealing ball valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210510348U true CN210510348U (en) | 2020-05-12 |
Family
ID=70582208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921071239.2U Expired - Fee Related CN210510348U (en) | 2019-07-10 | 2019-07-10 | Dovetail type hard sealing ball valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210510348U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688287A (en) * | 2020-12-28 | 2022-07-01 | 牡丹江通用石油工具有限公司 | Multifunctional plug valve |
| 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 |
-
2019
- 2019-07-10 CN CN201921071239.2U patent/CN210510348U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688287A (en) * | 2020-12-28 | 2022-07-01 | 牡丹江通用石油工具有限公司 | Multifunctional plug valve |
| 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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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: 20200512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |