CN203395237U - Internal thread ball valve - Google Patents
Internal thread ball valve Download PDFInfo
- Publication number
- CN203395237U CN203395237U CN201320411270.2U CN201320411270U CN203395237U CN 203395237 U CN203395237 U CN 203395237U CN 201320411270 U CN201320411270 U CN 201320411270U CN 203395237 U CN203395237 U CN 203395237U
- Authority
- CN
- China
- Prior art keywords
- valve
- rod
- handle
- screw rod
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an internal thread ball valve. The internal thread ball valve comprises a valve body and a valve seat, wherein a circular cavity is formed in the valve seat; a valve ball is arranged in the circular cavity; the upper part of the valve body is provided with a threaded hole; a screw is hermetically arranged in the threaded hole; the screw is in connection with the threaded hole; a valve rod which is connected with the valve ball is arranged in the screw; the upper part of the valve rod is provided with a handle; a gap between the lower part of the valve rod and the screw is filled with a filler. The internal thread ball valve has the advantages of simple structure, convenience in operation, quickness in opening and closing, convenience in maintenance and the like.
Description
Technical field
The utility model relates to a kind of valve, is specifically related to a kind of internal-thread spherical valve.
Background technique
Ball valve is mainly used in blocking or connecting the medium in pipeline, also can be used for adjusting and the control of fluid, but ball valve in the market exists some problems: fluid resistance is large, and during opening and closing, required power is larger; Be not suitable for the medium with large, the easy coking of particle, viscosity; Adjusting function is poor, after repeatedly using, is difficult for switch; Complex structure, dismounting trouble, not easy care.
Model utility content
The technical problem existing for prior art, the utility model provide a kind of simple in structure, be easy to safeguard, the internal-thread spherical valve of good airproof performance.
In order to solve existing technical problem, the technical solution adopted in the utility model is:
A kind of internal-thread spherical valve, comprise valve body and valve seat, in described valve seat, be provided with circular cavity, in described circular cavity, valve ball is set, described valve body top is provided with tapped hole, and in described tapped hole, sealing is provided with screw rod, described screw rod is connected with tapped hole, in described screw rod, be provided with the valve rod that connects valve ball, described valve rod top is provided with handle, and the gap-fill between described stem lower portion and screw rod has filler.
Further, described valve body outside is also provided with the fastening piece that makes screw rod and tapped hole sealing.
Further, described fastening piece is and the outside nut mating of valve body that described nut is threaded with valve body exterior upper portion.
Further, described handle is connected with valve rod by hexagon socket head cap screw.
Further, described handle is round handle, on described handle excircle, is provided with anti-slip veins.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is simple in structure, between stem lower portion and screw rod, is provided with filler, makes the utility model sealability more reliable, in tapped hole outer installment, has nut, can more effective fastening valve rod and screw rod, make it to seal fastening.The utility model is easy to operate, opens and closes rapidly, and ball-valve structure is simple, easy to maintenance, and dismounting and change valve ball is all more convenient.
Accompanying drawing explanation
Fig. 1 is sectional drawing of the present utility model.
Number in the figure explanation:
1, valve body; 2, valve seat; 3, screw rod; 4, valve ball; 5, filler; 6, hexagon socket head cap screw; 7, valve rod; 8, nut; 9, handle.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of internal-thread spherical valve of the present utility model, comprise valve body 1 and valve seat 2, in valve seat 2, be provided with circular cavity, valve ball 4 is set in circular cavity, valve body 1 top is provided with tapped hole, in tapped hole, sealing is provided with screw rod 3, and screw rod 3 is connected with tapped hole, is provided with the valve rod 7 that connects valve ball 4 in screw rod 3, valve rod 7 tops are provided with handle 9, and the gap-fill between valve rod 7 bottoms and screw rod 3 has filler 5.The utility model is simple in structure, easy to use, between valve rod 7 bottoms and screw rod 3, is provided with filler 5, makes the utility model more closely reliable, the utility model is easy to operate, opens and closes rapidly, easy to maintenance, ball-valve structure is simple, and dismounting and change valve ball is all more convenient.
In the present embodiment, valve body 1 outside is also provided with the fastening piece that screw rod 3 and tapped hole are sealed.
In the present embodiment, fastening piece is and the outside nut 8 mating of valve body 1 that nut 8 is threaded with valve body 1 exterior upper portion.
In the present embodiment, handle 9 is connected with valve rod 7 by hexagon socket head cap screw 6.
In the present embodiment, handle 9 is round handle, on handle 9 excircles, is provided with anti-slip veins.
During use, if handle with sleeve 9, handle 9 band ovable valve stem 7 rotations, then drive valve ball 4 rotations, make the inlet and outlet of valve body all present sphere, thereby block flow of fluid.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To these embodiments' multiple modification, will be apparent for those skilled in the art, the in the situation that General Principle as defined herein can be within not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be limited to these embodiments shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (5)
1. an internal-thread spherical valve, comprise valve body (1) and valve seat (2), it is characterized in that: described valve seat is provided with circular cavity in (2), valve ball (4) is set in described circular cavity, described valve body (1) top is provided with tapped hole, in described tapped hole, sealing is provided with screw rod (3), described screw rod (3) is connected with tapped hole, in described screw rod (3), be provided with the valve rod (7) that connects valve ball (4), described valve rod (7) top is provided with handle (9), and the gap-fill between described valve rod (7) bottom and screw rod (3) has filler (5).
2. internal-thread spherical valve according to claim 1, is characterized in that: described valve body (1) outside is also provided with the fastening piece that screw rod (3) and tapped hole are sealed.
3. internal-thread spherical valve according to claim 2, is characterized in that: the nut (8) of described fastening piece for mating with valve body (1) outside, described nut (8) is threaded with valve body (1) exterior upper portion.
4. internal-thread spherical valve according to claim 1, is characterized in that: described handle (9) is connected with valve rod (7) by hexagon socket head cap screw (6).
5. internal-thread spherical valve according to claim 1, is characterized in that: described handle (9) is round handle, on described handle (9) excircle, is provided with anti-slip veins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320411270.2U CN203395237U (en) | 2013-07-10 | 2013-07-10 | Internal thread ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320411270.2U CN203395237U (en) | 2013-07-10 | 2013-07-10 | Internal thread ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203395237U true CN203395237U (en) | 2014-01-15 |
Family
ID=49906770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320411270.2U Expired - Fee Related CN203395237U (en) | 2013-07-10 | 2013-07-10 | Internal thread ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203395237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522875A (en) * | 2016-12-07 | 2017-03-22 | 中国石油集团西部钻探工程有限公司 | Well cementation joint |
-
2013
- 2013-07-10 CN CN201320411270.2U patent/CN203395237U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522875A (en) * | 2016-12-07 | 2017-03-22 | 中国石油集团西部钻探工程有限公司 | Well cementation joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20140710 |
|
| EXPY | Termination of patent right or utility model |