CN217583215U - High-pressure gate valve - Google Patents
High-pressure gate valve Download PDFInfo
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- CN217583215U CN217583215U CN202221246703.9U CN202221246703U CN217583215U CN 217583215 U CN217583215 U CN 217583215U CN 202221246703 U CN202221246703 U CN 202221246703U CN 217583215 U CN217583215 U CN 217583215U
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- valve body
- sleeve
- body shell
- sealing plate
- conical head
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Abstract
The utility model relates to the field of gate valves, in particular to a high-pressure gate valve, which comprises a valve body shell, and a water inlet end connecting pipe and a water outlet end connecting pipe which are communicated with the two sides of the valve body shell; a partition plate is arranged on the inner side of the valve body shell; the inner side of the valve body shell is provided with a conical head, the tip of the conical head faces the bottom, the outer side of the conical head is wrapped with a waterproof rubber sleeve, a conical hole matched with the waterproof rubber sleeve is formed in the partition plate, the top end of the conical head is connected with a sleeve, and a driving assembly for driving the sleeve to vertically move is mounted on the valve body shell; the inner wall of the valve body shell positioned on one side of the drainage end connecting pipe is rotatably provided with a sealing plate A, a connecting rod A is arranged between the sealing plate A and the sleeve, and two ends of the connecting rod A are respectively rotatably connected with the sealing plate A and the sleeve. The utility model discloses a through the multistage shutoff mechanism that sets up, can promote the sealed effect of gate valve, the practicality is strong.
Description
Technical Field
The utility model relates to a gate valve field especially relates to a high-pressure gate valve.
Background
The gate valve is the most important valve at present, and is widely applied to the fields of petroleum, petrifaction, chemical industry, metallurgy, electric power, water conservancy, water heating, urban construction, fire fighting, machinery, coal, food, ships, power stations, ocean engineering and the like. Generally, the gate valve includes the valve body, and the valve body lower part has import and export, and the left end of import and the right-hand member of export all have sealed face, and the movive seal complex is equipped with the valve plate that can reciprocate and can not rotate between two sealed faces. Meanwhile, the upper part of the valve plate is connected with a valve rod, and the upper part of the valve rod is connected with a handle through a screw nut mechanism. After the handle is rotated, the valve rod is driven to move up and down through the lead screw nut mechanism, then the valve plate moves up and down to seal or open the two sealing inclined planes, and finally the inlet and the outlet are communicated or cut off.
Most high-pressure gate valve structure is single today, and the valve plate can only move towards same direction, and rivers when opening can only be through the upper end that flows into the valve plate to exert pressure to the valve plate upper end, the leakproofness can not obtain further promotion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem who exists among the background art, the utility model provides a high-pressure gate valve.
The technical scheme of the utility model: a high-pressure gate valve comprises a valve body shell, a water inlet end connecting pipe and a water outlet end connecting pipe, wherein the water inlet end connecting pipe and the water outlet end connecting pipe are communicated with two sides of the valve body shell; the inner side of the valve body shell is provided with a partition plate, and the spaces partitioned by the upper end and the lower end of the partition plate are an upper cavity and a lower cavity respectively; the inner side of the valve body shell is provided with a conical head, the tip of the conical head faces the bottom, the outer side of the conical head is wrapped with a waterproof rubber sleeve, a conical hole matched with the waterproof rubber sleeve is formed in the partition plate, the top end of the conical head is connected with a sleeve, and a driving assembly for driving the sleeve to vertically move is mounted on the valve body shell; the inner wall of the valve body shell on one side of the drainage end connecting pipe is rotatably provided with a sealing plate A, a connecting rod A is arranged between the sealing plate A and the sleeve, two ends of the connecting rod A are respectively rotatably connected with the sealing plate A and the sleeve, and a sealing gasket A is arranged on the side face of the sealing plate A.
Preferably, the inner wall of the valve body shell positioned on one side of the water inlet end connecting pipe is rotatably provided with a sealing plate B, the bottom end of the conical head is connected with a fixed rod, a connecting rod B is arranged between the fixed rod and the sealing plate B, two ends of the connecting rod B are respectively rotatably connected with the fixed rod and the sealing plate B, and the side face of the sealing plate B is provided with a sealing gasket B.
Preferably, drive assembly includes threaded rod, installation axle and carousel, and the installation axle rotates the top that sets up at the valve body shell, and the threaded rod is connected with the bottom of installation axle, and sheathed tube inside is provided with the thread groove, and the sleeve pipe is through its inside thread groove and threaded rod threaded connection, and the top of valve body shell and with installation hub connection are located to the carousel.
Preferably, the top end of the inner wall of the valve body shell is provided with a waterproof rubber ring, and the waterproof rubber ring is sleeved on the mounting shaft.
Preferably, the water discharge end connection pipe is inclined from one end adjacent to the valve body housing to the bottom.
Preferably, a transparent observation window is arranged on the valve body shell.
Preferably, the inner wall of the valve body shell is coated with anticorrosive paint.
Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:
1. rotate the carousel and rotate with the drive threaded rod, thereby the threaded rod rotates and can drive the vertical removal of sleeve pipe, when the sleeve pipe moves down to the position of injecing, waterproof rubber cover and conical head carry out the shutoff to the bell mouth this moment, meanwhile, the conical head has driven the removal of dead lever when shifting down, and through the connecting rod A and the connecting rod B that set up, and then can drive closing plate A and closing plate B and take place to rotate, thereby can carry out the shutoff to drainage end connecting pipe and intake end connecting pipe, the sealed effect of gate valve has been promoted greatly.
2. Secondly, through the cone head, waterproof rubber sleeve and the bell mouth that set up, can avoid the contact position accumulation aquatic impurity of waterproof rubber sleeve and bell mouth to the sealing performance between waterproof rubber sleeve and the division board has been guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side sectional view of the present invention.
Reference numerals: 1. a valve body housing; 101. a lower chamber; 102. an upper chamber; 2. the water inlet end is connected with a pipe; 3. a drainage end connecting pipe; 4. a sleeve; 5. a threaded rod; 6. a conical head; 7. a waterproof rubber sleeve; 8. a connecting rod A; 9. a partition plate; 901. a tapered hole; 10. a sealing plate A; 11. a gasket A; 12. installing a shaft; 13. a waterproof rubber ring; 14. a turntable; 15. a transparent viewing window; 16. fixing the rod; 17. a sealing plate B; 18. a gasket B; 19. and a connecting rod B.
Detailed Description
Example one
As shown in fig. 1-2, the high-pressure gate valve provided by the present invention comprises a valve body housing 1, and a water inlet end connecting pipe 2 and a water outlet end connecting pipe 3 communicated with both sides of the valve body housing 1; the inner wall of the valve body shell 1 is coated with anticorrosive paint; the water discharging end connecting pipe 3 is inclined from one end adjacent to the valve body shell 1 to the bottom, and the structure design can accelerate the discharging speed of water in the upper chamber 102; a partition plate 9 is arranged on the inner side of the valve body shell 1, and the spaces partitioned by the upper end and the lower end of the partition plate 9 are an upper chamber 102 and a lower chamber 101 respectively; the inner side of the valve body shell 1 is provided with a conical head 6, the tip of the conical head 6 faces the bottom, the outer side of the conical head 6 is wrapped with a waterproof rubber sleeve 7, a partition plate 9 is provided with a conical hole 901 which is matched with the waterproof rubber sleeve 7, the top end of the conical head 6 is connected with a sleeve 4, the valve body shell 1 is provided with a driving assembly for driving the sleeve 4 to vertically move, the driving assembly comprises a threaded rod 5, a mounting shaft 12 and a turntable 14, the mounting shaft 12 is rotatably arranged at the top end of the valve body shell 1, the top end of the inner wall of the valve body shell 1 is provided with a waterproof rubber ring 13, the waterproof rubber ring 13 is sleeved on the mounting shaft 12, the arranged waterproof rubber ring 13 can ensure the sealing performance of the joint of the mounting shaft 12 and the valve body shell 1, the threaded rod 5 is connected with the bottom end of the mounting shaft 12, the sleeve 4 is internally provided with a thread groove, the sleeve 4 is in threaded connection with the threaded rod 5 through the thread groove in the sleeve, and the turntable 14 is arranged above the valve body shell 1 and is connected with the mounting shaft 12; a transparent observation window 15 is arranged on the valve body shell 1, and an operator can conveniently observe the rising height of the sleeve 4 through the arranged transparent observation window 15, so that the flow velocity in the gate valve can be roughly judged; the inner wall of the valve body shell 1 on one side of the drainage end connecting pipe 3 is rotatably provided with a sealing plate A10, a connecting rod A8 is arranged between the sealing plate A10 and the sleeve pipe 4, two ends of the connecting rod A8 are respectively rotatably connected with the sealing plate A10 and the sleeve pipe 4, and the side face of the sealing plate A10 is provided with a sealing gasket A11.
Example two
As shown in fig. 1-2, the high-pressure gate valve provided by the present invention comprises a valve body housing 1, and a water inlet end connecting pipe 2 and a water outlet end connecting pipe 3 communicated with both sides of the valve body housing 1; the inner wall of the valve body shell 1 is coated with anticorrosive paint; the water discharging end connecting pipe 3 is inclined from one end adjacent to the valve body shell 1 to the bottom, and the structure design can accelerate the discharging speed of water in the upper chamber 102; a partition plate 9 is arranged on the inner side of the valve body shell 1, and the spaces partitioned by the upper end and the lower end of the partition plate 9 are an upper chamber 102 and a lower chamber 101 respectively; the inner side of the valve body shell 1 is provided with a conical head 6, the pointed end of the conical head 6 faces the bottom, the outer side of the conical head 6 is wrapped with a waterproof rubber sleeve 7, a conical hole 901 matched with the waterproof rubber sleeve 7 is formed in a partition plate 9, the top end of the conical head 6 is connected with a sleeve 4, a driving assembly used for driving the sleeve 4 to vertically move is installed on the valve body shell 1 and comprises a threaded rod 5, an installation shaft 12 and a rotary table 14, the installation shaft 12 is rotatably arranged at the top end of the valve body shell 1, a waterproof rubber ring 13 is arranged at the top end of the inner wall of the valve body shell 1, the waterproof rubber ring 13 is sleeved on the installation shaft 12, the arranged waterproof rubber ring 13 can ensure the sealing performance of the connection position of the installation shaft 12 and the valve body shell 1, the threaded rod 5 is connected with the bottom end of the installation shaft 12, a threaded groove is formed in the sleeve 4, the sleeve 4 is in threaded connection with the threaded rod 5 through the threaded groove in the sleeve, and the rotary table 14 is arranged above the valve body shell 1 and the installation shaft is connected with the valve body shell 12; a transparent observation window 15 is arranged on the valve body shell 1, and an operator can conveniently observe the rising height of the sleeve 4 through the arranged transparent observation window 15, so that the flow velocity in the gate valve can be roughly judged; the inner wall of the valve body shell 1 on one side of the drainage end connecting pipe 3 is rotatably provided with a sealing plate A10, a connecting rod A8 is arranged between the sealing plate A10 and the sleeve pipe 4, two ends of the connecting rod A8 are respectively rotatably connected with the sealing plate A10 and the sleeve pipe 4, and the side face of the sealing plate A10 is provided with a sealing gasket A11.
Be located to rotate on the inner wall of the valve body shell 1 of water inlet end connecting pipe 2 one side and be provided with closing plate B17, the bottom of cone 6 is connected with dead lever 16, be provided with connecting rod B19 between dead lever 16 and the closing plate B17, the both ends of connecting rod B19 rotate with dead lever 16 and closing plate B17 respectively and are connected, be provided with sealed pad B18 on the side of closing plate B17, when drive cone 6 moves down, can drive closing plate B17 under dead lever 16 and connecting rod B19's cooperation work and carry out the shutoff to the mouth of pipe of water inlet end connecting pipe 2, thereby the sealed effect of gate valve has further been promoted.
The utility model discloses a theory of operation and application method as follows: rotating turntable 14 rotates with drive threaded rod 5, threaded rod 5 rotates thereby can drive the vertical removal of sleeve pipe 4, when sleeve pipe 4 downstream to the position of injecing, waterproof rubber sleeve 7 and cone 6 carry out the shutoff to bell mouth 901 this moment, meanwhile, cone 6 has driven the removal of dead lever 16 when moving down, and through connecting rod A8 and the connecting rod B19 that sets up, and then can drive closing plate A10 and closing plate B17 and take place to rotate, thereby can carry out the shutoff to drainage end connecting pipe 3 and intake end connecting pipe 2, the sealed effect of gate valve has been promoted greatly, secondly, through the cone 6 that sets up, waterproof rubber sleeve 7 and bell mouth 901, can avoid the contact position of waterproof rubber sleeve 7 and bell mouth 901 to accumulate aquatic impurity, thereby the sealing performance between waterproof rubber sleeve 7 and the division board 9 has been guaranteed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (7)
1. A high-pressure gate valve is characterized by comprising a valve body shell (1), and a water inlet end connecting pipe (2) and a water outlet end connecting pipe (3) which are communicated with two sides of the valve body shell (1); a partition plate (9) is arranged on the inner side of the valve body shell (1), and the spaces partitioned by the upper end and the lower end of the partition plate (9) are an upper chamber (102) and a lower chamber (101) respectively; the inner side of the valve body shell (1) is provided with a conical head (6), the tip of the conical head (6) faces the bottom, the outer side of the conical head (6) is wrapped with a waterproof rubber sleeve (7), a partition plate (9) is provided with a conical hole (901) matched with the waterproof rubber sleeve (7), the top end of the conical head (6) is connected with a sleeve (4), and the valve body shell (1) is provided with a driving assembly for driving the sleeve (4) to vertically move; the inner wall of the valve body shell (1) on one side of the drainage end connecting pipe (3) is rotatably provided with a sealing plate A (10), a connecting rod A (8) is arranged between the sealing plate A (10) and the sleeve pipe (4), two ends of the connecting rod A (8) are respectively rotatably connected with the sealing plate A (10) and the sleeve pipe (4), and a sealing gasket A (11) is arranged on the side face of the sealing plate A (10).
2. The high-pressure gate valve according to claim 1, wherein a sealing plate B (17) is rotatably arranged on the inner wall of the valve body housing (1) on the side of the water inlet end connecting pipe (2), a fixing rod (16) is connected to the bottom end of the conical head (6), a connecting rod B (19) is arranged between the fixing rod (16) and the sealing plate B (17), two ends of the connecting rod B (19) are respectively rotatably connected with the fixing rod (16) and the sealing plate B (17), and a sealing gasket B (18) is arranged on the side surface of the sealing plate B (17).
3. The high-pressure gate valve according to claim 1, characterized in that the driving assembly comprises a threaded rod (5), a mounting shaft (12) and a rotary disc (14), the mounting shaft (12) is rotatably arranged at the top end of the valve body housing (1), the threaded rod (5) is connected with the bottom end of the mounting shaft (12), a thread groove is arranged inside the sleeve (4), the sleeve (4) is in threaded connection with the threaded rod (5) through the thread groove inside the sleeve, and the rotary disc (14) is arranged above the valve body housing (1) and is connected with the mounting shaft (12).
4. The high-pressure gate valve according to claim 2, characterized in that a waterproof rubber ring (13) is arranged at the top end of the inner wall of the valve body housing (1), and the waterproof rubber ring (13) is sleeved on the mounting shaft (12).
5. A high-pressure gate valve according to claim 1, characterized in that the discharge end connecting pipe (3) is inclined from the end adjacent to the valve body housing (1) to the bottom.
6. A high-pressure gate valve according to claim 1, characterised in that a transparent viewing window (15) is provided in the valve body housing (1).
7. A high-pressure gate valve according to claim 1, characterized in that the inner wall of the valve body housing (1) is painted with an anticorrosive paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221246703.9U CN217583215U (en) | 2022-05-18 | 2022-05-18 | High-pressure gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221246703.9U CN217583215U (en) | 2022-05-18 | 2022-05-18 | High-pressure gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217583215U true CN217583215U (en) | 2022-10-14 |
Family
ID=83555264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221246703.9U Active CN217583215U (en) | 2022-05-18 | 2022-05-18 | High-pressure gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217583215U (en) |
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2022
- 2022-05-18 CN CN202221246703.9U patent/CN217583215U/en active Active
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