CN204610928U - A kind of ball relief valve - Google Patents
A kind of ball relief valve Download PDFInfo
- Publication number
- CN204610928U CN204610928U CN201520241074.4U CN201520241074U CN204610928U CN 204610928 U CN204610928 U CN 204610928U CN 201520241074 U CN201520241074 U CN 201520241074U CN 204610928 U CN204610928 U CN 204610928U
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- CN
- China
- Prior art keywords
- buffer layer
- circular buffer
- valve
- positioning ring
- circular
- 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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- Details Of Valves (AREA)
Abstract
The utility model discloses a kind of ball relief valve, comprise valve body, described valve body comprises valve insertion, spherical valve core, the first sealing positioning ring, the second sealing positioning ring is separately installed with in described valve insertion, wherein said first sealing positioning ring and second seals between positioning ring and is provided with spherical valve core, be provided with valve rod in described valve body, described valve rod is connected with spherical valve core; In described spherical valve core, back shaft is installed, described back shaft is movably installed with buffering filtering mechanism, described buffering filtering mechanism comprises filter block, collecting by filtration groove, and described filter block is connected with collecting by filtration groove, is socketed with circular buffer stopper outside described filter block; Described first sealing positioning ring and second seals in the valve insertion between positioning ring and is provided with spool protective pad, and described spool protective pad is connected with spherical valve core.A kind of ball relief valve described in the utility model, its structure is simple, easy to use, can not only play the buffering of current, and can filter simultaneously, and sealing is strong.
Description
Technical field
The utility model relates to a kind of ball relief valve.
Background technique
Ball valve exists
oilrefining,
long-distance transport pipes,
chemical industry,
papermaking, pharmacy,
water conservancy,
electric power,
municipal administration,
iron and steelbe widely used etc. industry.Along with the development of science and technology, the tightness for ball valve also has more and more higher requirement.Under high hydraulic pressure conditions, ball valve needs to possess leak free requirement.Simultaneously no matter at subzero negative tens degrees Celsius or more than 100 when high temperature, ball valve needs to ensure its tightness equally.And ball valve in the market is often difficult to reach requirement, and structure is too complicated, and structural strength is low.And ball valve used in the market its can not filter, therefore easily cause ball valve to block, not easily normally use.
Model utility content
The purpose of this utility model is to provide a kind of ball relief valve, and its structure is simple, easy to use, can not only play the buffering of current, and can filter simultaneously, and sealing is strong, thus improves the usability of ball valve.
In order to achieve the above object, the technical solution of the utility model is:
A kind of ball relief valve, comprise valve body, described valve body comprises valve insertion, spherical valve core, the first sealing positioning ring, the second sealing positioning ring is separately installed with in described valve insertion, wherein said first sealing positioning ring and second seals between positioning ring and is provided with spherical valve core, be provided with valve rod in described valve body, described valve rod is connected with spherical valve core; In described spherical valve core, back shaft is installed, described back shaft is movably installed with buffering filtering mechanism, described buffering filtering mechanism comprises filter block, collecting by filtration groove, and described filter block is connected with collecting by filtration groove, is socketed with circular buffer stopper outside described filter block; Described first sealing positioning ring and second seals in the valve insertion between positioning ring and is provided with spool protective pad, and described spool protective pad is connected with spherical valve core.
Described circular buffer stopper comprises the first circular buffer layer, the second circular buffer layer, the 3rd circular buffer layer, and described second circular buffer layer respectively buffer layer circular with first, the 3rd circular buffer layer is connected; The diameter of described second circular buffer layer is greater than the diameter of the first circular buffer layer and the diameter of the 3rd circular buffer layer respectively, and the diameter of described first circular buffer layer equals the diameter of the 3rd circular buffer layer.
Described first circular buffer layer, the second circular buffer layer, the 3rd circular buffer layer is integrally manufactured forms.
Described filter block is circular filter block, and described collecting by filtration groove is circular filter collecting tank, and the diameter of described circular filter collecting tank is greater than the diameter of circular filter block.
Back shaft below described buffering filtering mechanism is provided with bearing block, between described back shaft and spherical valve core, abrasionproof protective layer is installed, and described abrasionproof protective layer is connected with bearing block.
Described valve body is connected with intake pipe, outlet pipe respectively.
First filter screen is installed in described intake pipe, the second filter screen is installed in described outlet pipe.
Between described valve rod and valve body, limiting stopper is installed.
Valve rod below described limiting stopper and be provided with the first seal ring, locking block, the second seal ring from top to bottom successively between valve body.
The beneficial effects of the utility model are: a kind of ball relief valve, and its structure is simple, easy to use, can not only play the buffering of current, and can filter simultaneously, and sealing is strong, thus improve the usability of ball valve.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment 1
A kind of ball relief valve as shown in Figure 1, comprise valve body 1, described valve body 1 comprises valve insertion 2, be separately installed with spherical valve core 3, first in described valve insertion 2 and seal positioning ring 21, second sealing positioning ring 22, wherein said first sealing positioning ring 21 and second seals between positioning ring 22 and is provided with spherical valve core 3, be provided with valve rod 4 in described valve body 1, described valve rod 4 is connected with spherical valve core 3; In described spherical valve core 3, back shaft 5 is installed, described back shaft 5 is movably installed with buffering filtering mechanism, described buffering filtering mechanism comprises filter block 6, collecting by filtration groove 7, and described filter block 6 is connected with collecting by filtration groove 7, is socketed with circular buffer stopper outside described filter block 6; Described first sealing positioning ring 21 and second seals in the valve insertion 2 between positioning ring 22 and is provided with spool protective pad 23, and described spool protective pad 23 is connected with spherical valve core 3.
Described circular buffer stopper comprises the circular buffer layer 9 of the first circular buffer layer 8, second, the 3rd circular buffer layer 10, and described second circular buffer layer 9 respectively buffer layer 8 circular with first, the 3rd circular buffer layer 10 is connected; The diameter of described second circular buffer layer 9 is greater than the diameter of the first circular buffer layer 8 and the diameter of the 3rd circular buffer layer 10 respectively, and the diameter of described first circular buffer layer 8 equals the diameter of the 3rd circular buffer layer 10.
The circular buffer layer 9 of described first circular buffer layer 8, second, the 3rd circular buffer layer 10 is integrally manufactured forms.
Described filter block 6 is circular filter block, and described collecting by filtration groove 7 is circular filter collecting tank, and the diameter of described circular filter collecting tank is greater than the diameter of circular filter block.
Back shaft 5 below described buffering filtering mechanism is provided with bearing block 11, between described back shaft 5 and spherical valve core 3, abrasionproof protective layer 12 is installed, and described abrasionproof protective layer 12 is connected with bearing block 11.
Described valve body 1 is connected with intake pipe 13, outlet pipe 14 respectively.
First filter screen 15 is installed in described intake pipe 13, the second filter screen 16 is installed in described outlet pipe 14.
Between described valve rod 4 and valve body 1, limiting stopper 17 is installed.
Valve rod 4 below described limiting stopper 17 and be provided with the first seal ring 18, locking block 19, second seal ring 20 between valve body 1 from top to bottom successively.
A kind of ball relief valve of the present embodiment, its structure is simple, easy to use, can not only play the buffering of current, and can filter simultaneously, and sealing is strong, thus improves the usability of ball valve.
Claims (9)
1. a ball relief valve, it is characterized in that: comprise valve body (1), described valve body (1) comprises valve insertion (2), spherical valve core (3), the first sealing positioning ring (21), the second sealing positioning ring (22) is separately installed with in described valve insertion (2), wherein said first sealing positioning ring (21) and second seals between positioning ring (22) and is provided with spherical valve core (3), be provided with valve rod (4) in described valve body (1), described valve rod (4) is connected with spherical valve core (3); Back shaft (5) is installed in described spherical valve core (3), (5) are movably installed with buffering filtering mechanism to described back shaft, described buffering filtering mechanism comprises filter block (6), collecting by filtration groove (7), and described filter block (6) is connected with collecting by filtration groove (7), described filter block is socketed with circular buffer stopper outside (6); Described first sealing positioning ring (21) and second seals in the valve insertion (2) between positioning ring (22) and is provided with spool protective pad (23), and described spool protective pad (23) is connected with spherical valve core (3).
2. a kind of ball relief valve according to claim 1, it is characterized in that: described circular buffer stopper comprises the first circular buffer layer (8), the second circular buffer layer (9), the 3rd circular buffer layer (10), described second circular buffer layer (9) respectively buffer layer (8) circular with first, the 3rd circular buffer layer (10) is connected; The diameter of described second circular buffer layer (9) is greater than the diameter of the first circular buffer layer (8) and the diameter of the 3rd circular buffer layer (10) respectively, and the diameter of described first circular buffer layer (8) equals the diameter of the 3rd circular buffer layer (10).
3. a kind of ball relief valve according to claim 2, is characterized in that: described first circular buffer layer (8), the second circular buffer layer (9), the 3rd circular buffer layer (10) is integrally manufactured forms.
4. a kind of ball relief valve according to claim 1, is characterized in that: described filter block (6) is circular filter block, and described collecting by filtration groove (7) is circular filter collecting tank, and the diameter of described circular filter collecting tank is greater than the diameter of circular filter block.
5. a kind of ball relief valve according to claim 1; it is characterized in that: the back shaft (5) below described buffering filtering mechanism is provided with bearing block (11); between described back shaft (5) and spherical valve core (3), abrasionproof protective layer (12) is installed, and described abrasionproof protective layer (12) is connected with bearing block (11).
6. a kind of ball relief valve according to claim 1, is characterized in that: described valve body (1) is connected with intake pipe (13), outlet pipe (14) respectively.
7. a kind of ball relief valve according to claim 6, is characterized in that: be provided with the first filter screen (15) in described intake pipe (13), is provided with the second filter screen (16) in described outlet pipe (14).
8. a kind of ball relief valve according to claim 1, is characterized in that: be provided with limiting stopper (17) between described valve rod (4) and valve body (1).
9. a kind of ball relief valve according to claim 8, is characterized in that: be provided with the first seal ring (18), locking block (19), the second seal ring (20) from top to bottom successively between the valve rod (4) of described limiting stopper (17) below and valve body (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520241074.4U CN204610928U (en) | 2015-04-21 | 2015-04-21 | A kind of ball relief valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520241074.4U CN204610928U (en) | 2015-04-21 | 2015-04-21 | A kind of ball relief valve |
Publications (1)
Publication Number | Publication Date |
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CN204610928U true CN204610928U (en) | 2015-09-02 |
Family
ID=53963495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520241074.4U Expired - Fee Related CN204610928U (en) | 2015-04-21 | 2015-04-21 | A kind of ball relief valve |
Country Status (1)
Country | Link |
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CN (1) | CN204610928U (en) |
Cited By (1)
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 |
-
2015
- 2015-04-21 CN CN201520241074.4U patent/CN204610928U/en not_active Expired - Fee Related
Cited By (1)
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 |
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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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20160421 |