CN112797177A - Multi-gear stroke gate valve - Google Patents
Multi-gear stroke gate valve Download PDFInfo
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- CN112797177A CN112797177A CN202110080912.4A CN202110080912A CN112797177A CN 112797177 A CN112797177 A CN 112797177A CN 202110080912 A CN202110080912 A CN 202110080912A CN 112797177 A CN112797177 A CN 112797177A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0254—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor being operated by particular means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/32—Means for additional adjustment of the rate of flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a multi-gear stroke gate valve, which comprises a gate opening device, a transmission device, a stroke device and a gate valve device, wherein the gate opening device, the transmission device, the stroke device and the gate valve device are arranged on a rack, the device is fixedly arranged on one bank of a river bank, when the river bank needs to be opened, a mechanical group in the transmission device operates to drive a mechanical group in the stroke device to operate according to the height of the river bank needing to be opened, when the stroke device operates, a gate on the gate valve device is driven to move upwards to increase water flow, when the river bank needs to be completely opened, the mechanical group in the transmission device operates to drive the stroke device and the gate valve device to move upwards, and when the gate valve device moves upwards to a certain degree, the gate rotates ninety degrees and moves backwards to.
Description
Technical Field
The invention relates to the field of opening and closing of gate valves, in particular to a multi-gear stroke gate valve.
Background
The gate valves are installed on a plurality of river levee pipelines, the device needs manual gate valve opening and closing operation to achieve the purpose of controlling water flow, great potential safety hazards exist when the device is operated in an environment with large water flow, in order to solve the problem, application number CN201920380115.6 discloses a gate valve welded in a medium, but the device is simple in structure and cannot automatically control the water flow.
Disclosure of Invention
A multi-gear stroke gate valve aims at the technical problems and comprises a gate opening device, a transmission device, a stroke device and a gate valve device.
The switching-off device comprises a side plate, a fixed upper plate, a motor and a lifting slide block. The transmission device comprises a transmission cabin plate, a driven worm and a driven half rack. The stroke device comprises a fixed connection, a driven half gear, a cam driven plate and a pressing spring. The gate valve device comprises a connecting plate and a side fixing plate.
The side plate is fixedly arranged on the lower surface of the fixed bottom plate, the fixed upper plate is fixedly arranged on the lower surface of the sealing plate, the motor is fixedly arranged on the motor fixing plate, the lifting slide block is provided with two groups which are respectively and fixedly arranged on the left side and the right side of the surface of the side end of the slide block fixing plate, the transmission cabin plate is fixedly arranged on the side plate, the left end of the driven worm is rotatably arranged on the worm support plate, the driven worm is fixedly connected with the motor, the driven half rack is fixedly arranged on the upper surface of the driven rack, the driven half rack is fixedly connected and fixedly arranged on the side plate, the driven half gear is rotatably arranged on the cam, the driven half gear and the driven half rack form gear engagement, the cam driven plate and the lifting slide block form sliding fit, and the cam driven plate and the cam form cam fit, the pressing spring, the cam driven plate and the transmission bin plate form spring fit, the connecting plate is fixedly installed on the surface of the side end of the cam driven plate, and the side fixing plate is fixedly installed on the fixed upper plate.
The opening device also comprises a device supporting plate, a fixed base plate, a sealing plate, a stroke plate, a motor fixing plate, a hydraulic oil cylinder, an oil cylinder push plate, a spring supporting column, an opening slide block, a driven slide block, a slide block fixing plate and a strong spring, wherein the fixed base plate is fixedly arranged on the lower surface of the device supporting plate, the sealing plate is fixedly arranged on the left side of the lower surface of the fixed base plate, the stroke plate is fixedly arranged on the left side of the upper surface of the fixed upper plate, the motor fixing plate is fixedly arranged on a side plate, the hydraulic oil cylinder is fixedly arranged on the side plate, the oil cylinder push plate is fixedly arranged at the end part of the hydraulic oil cylinder, the spring supporting column is provided with four groups of four directions which are respectively fixedly arranged on the side plate and positioned on the right side of the hydraulic oil cylinder, the opening slide block is fixedly arranged on the side plate and positioned in, the slider fixed plate is fixedly arranged on the two groups of driven sliders, and four groups of strong springs are respectively and rotatably arranged on four groups of spring supporting columns to form spring cooperation with the slider fixed plate.
The transmission device also comprises a worm support plate, a turbine driven shaft, a driven turbine, a right driven pulley, a belt pulley driven shaft, a left driven pulley, a driven belt, a right driven helical gear, a middle driven shaft, a middle upper driven helical gear, a middle lower driven straight gear, a rack slider, a driven rack and an upper spring support post, wherein the worm support plate is fixedly arranged on the transmission cabin plate, the turbine driven shaft is rotatably arranged in a left shaft hole of the transmission cabin plate, the driven turbine is rotatably arranged on the turbine driven shaft, the driven turbine and the driven worm form gear engagement, the right driven pulley is rotatably arranged below the driven turbine on the turbine driven shaft, the belt pulley driven shaft is rotatably arranged in a right shaft hole of the transmission cabin plate, the left driven pulley is rotatably arranged on the belt pulley driven shaft, driven belt and right driven pulley and left driven pulley form the belt drive cooperation, right driven helical gear rotate and install the left side that is located left driven pulley on the belt pulley driven shaft, middle driven shaft rotate and install in transmission storehouse board upside shaft hole, the centre on driven helical gear rotate and install on middle driven shaft, the centre on driven helical gear and right driven helical gear form gear engagement, centre under driven straight-teeth gear rotate install lie in the centre on the driven shaft downside of driven helical gear in the middle of, driven rack and rack slider carry out fixed connection.
The stroke device further comprises a return plate, a return spring, a cam and a lower spring support column, the return plate is fixedly installed at the fixedly connected end portion, the left end of the return spring is connected with the return plate in a welding mode, the cam is installed on the return plate in a rotating mode, the lower spring support column is fixedly installed on the cam driven plate, and the lower pressing spring is installed on the lower spring support column in a rotating mode.
The gate valve device further comprises a gate opening rack, a gate valve biting plate, an upward moving sliding block, a sliding block connecting plate, a transverse sliding block, a lower biting plate supporting shaft, a driven straight gear, an upper biting plate supporting shaft and a gate, wherein the gate opening rack is fixedly arranged on the right end face of the connecting plate, the gate valve biting plate is fixedly arranged on the upper surface of the gate opening rack, the upward moving sliding block is slidably arranged on a side end chute of a side fixing plate, the sliding block connecting plate is fixedly connected with one end of the upward moving sliding block, the transverse sliding block is slidably arranged on the sliding block connecting plate, the transverse sliding block is fixedly connected with the lower surface of the gate opening rack, the lower biting plate supporting shaft is rotatably arranged in a left shaft hole of the sliding block connecting plate, the driven straight gear is rotatably arranged on the lower biting plate supporting shaft, the driven straight gear is meshed with the gate opening rack, the upper biting plate supporting shaft is fixedly arranged on the lower biting plate supporting shaft, the gate is fixedly arranged on the upper bite plate supporting shaft.
Furthermore, the rack sliding block and the transmission cabin plate form sliding fit.
Furthermore, the driven rack and the middle lower driven straight gear form gear engagement.
Furthermore, the cam is in spring fit with the return plate through a return spring.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention can adapt to various environments and control water flow.
(2) The invention can automatically adjust and control the water flow, and is safe and convenient.
(3) The invention can carry out self-locking when the brake is completely opened, thereby increasing the safety.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic structural diagram of the opening device of the present invention.
Fig. 3 is a schematic view of the internal assembly structure of the switching-off device of the present invention.
FIG. 4 is a schematic view of the internal structure of the transmission of the present invention.
Fig. 5 is a schematic view of the internal assembly of the transmission of the present invention.
Fig. 6 is a schematic view of the internal assembly structure of the stroke device of the invention.
FIG. 7 is a schematic view of a gate valve device according to the present invention.
In the figure: 1-a switching-off device; 2-a transmission device; 3-a stroke device; 4-a gate valve device; 101-a device tray; 102-a fixed baseplate; 103-sealing plate; 104-side plate; 105-fixing the upper plate; 106-stroke plate; 107-motor fixing plate; 108-a motor; 109-a hydraulic oil cylinder; 110-oil cylinder push plate; 111-spring rest posts; 112-opening the brake slider; 113-a follower slide; 114-a slider fixing plate; 115-strong spring; 116-a lifting slide; 201-a transmission cabin plate; 202-worm support plate; 203-driven worm; 204-turbine driven shaft; 205-a driven turbine; 206-right driven pulley; 207-pulley driven shaft; 208-left driven pulley; 209-driven belt; 210-right driven bevel gear; 211-intermediate driven shaft; 212-intermediate upper driven bevel gear; 213-middle lower driven spur gear; 214-rack slide; 215-driven rack; 216-driven half rack; 217-upper spring support; 301-fixed connection; 302-a return plate; 303-a return spring; 304-a cam; 305-driven half-gear; 306-cam follower plate; 307-lower spring rest; 308-a compression spring; 401-connecting plate; 402-opening the brake rack; 403-gate valve bite plate; 404-side fixing plate; 405-upward moving the slider; 406-a slider connection plate; 407-traversing sliding block; 408-lower bite plate support shaft; 409-driven spur gear; 410-upper nip plate support shaft; 411-gate.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example (b): a multi-step stroke gate valve as shown in fig. 1, 2, 3, 4, 5, 6 and 7.
A multi-gear stroke gate valve comprises a gate opening device 1, a transmission device 2, a stroke device 3 and a gate valve device 4. The opening device 1 comprises a side plate 104, a fixed upper plate 105, a motor 108 and a lifting slide block 116. The transmission device 2 comprises a transmission chamber plate 201, a driven worm 203 and a driven half rack 216. The stroke device 3 comprises a fixed connection 301, a driven half gear 305, a cam driven plate 306 and a pressing spring 308. The gate valve device 4 includes a connection plate 401 and a side fixing plate 404.
The side plate 104 is fixedly arranged on the lower surface of the fixed bottom plate 102, the fixed upper plate 105 is fixedly arranged on the lower surface of the sealing plate 103, the motor 108 is fixedly arranged on the motor fixing plate 107, the lifting slider 116 is provided with two groups which are respectively and fixedly arranged on the left side and the right side of the surface of the side end of the slider fixing plate 114, the transmission chamber plate 201 is fixedly arranged on the side plate 104, the left end of the driven worm 203 is rotatably arranged on the worm support plate 202, the driven worm 203 is fixedly connected with the motor 108, the driven half rack 216 is fixedly arranged on the upper surface of the driven rack 215, the fixed connecting rod 301 is fixedly arranged on the side plate 104, the driven half gear 305 is rotatably arranged on the cam 304, the driven half gear 305 and the driven half rack 216 form gear engagement, the cam driven plate 306 and the lifting slider 116 form sliding fit, the cam driven plate 306 and the cam 304 form cam fit, the downward, the connecting plate 401 is fixedly mounted on the side end surface of the cam follower plate 306, and the side fixing plate 404 is fixedly mounted on the fixed upper plate 105.
The opening device 1 further comprises a device supporting plate 101, a fixed base plate 102, a sealing plate 103, a stroke plate 106, a motor fixing plate 107, a hydraulic oil cylinder 109, an oil cylinder pushing plate 110, a spring support column 111, an opening slide block 112, a driven slide block 113, a slide block fixing plate 114 and a strong spring 115, wherein the fixed base plate 102 is fixedly arranged on the lower surface of the device supporting plate 101, the sealing plate 103 is fixedly arranged on the left side of the lower surface of the fixed base plate 102, the stroke plate 106 is fixedly arranged on the left side of the upper surface of the fixed upper plate 105, the motor fixing plate 107 is fixedly arranged on the side plate 104, the hydraulic oil cylinder 109 is fixedly arranged on the side plate 104, the oil cylinder pushing plate 110 is fixedly arranged at the end part of the hydraulic oil cylinder 109, the hydraulic oil cylinder 109 is used as a power source and pushes the oil cylinder pushing, the opening slide block 112 is fixedly arranged on the side plate 104 and positioned in the middle of the four groups of spring support columns 111, two groups of driven slide blocks 113 are respectively arranged in two slide grooves on the fixed upper plate 105 in a sliding manner, a slide block fixing plate 114 is fixedly arranged on the two groups of driven slide blocks 113, and four groups of strong springs 115 are respectively arranged on the four groups of spring support columns 111 in a rotating manner and form spring fit with the slide block fixing plate 114.
The transmission device 2 further comprises a worm support plate 202, a turbine driven shaft 204, a driven turbine 205, a right driven pulley 206, a pulley driven shaft 207, a left driven pulley 208, a driven belt 209, a right driven bevel gear 210, a middle driven shaft 211, a middle upper driven bevel gear 212, a middle lower driven spur gear 213, a rack slider 214, a driven rack 215 and an upper spring support column 217, wherein the worm support plate 202 is fixedly arranged on the transmission chamber plate 201, the motor 108 is a power source and drives the driven worm 203 to rotate when the motor 108 rotates, the turbine driven shaft 204 is rotatably arranged in a left shaft hole of the transmission chamber plate 201, the driven turbine 205 is rotatably arranged on the turbine driven shaft 204, the driven turbine 205 and the driven worm 203 form gear engagement, the right driven pulley 206 is rotatably arranged on the turbine driven shaft 204 and is positioned below the driven turbine 205, and the driven turbine 205 and the right driven pulley 206 synchronously connected with the driven turbine are driven to rotate when the driven worm 203 rotates, a pulley driven shaft 207 is rotatably installed in a right shaft hole of the transmission chamber plate 201, a left driven pulley 208 is rotatably installed on the pulley driven shaft 207, a driven belt 209 forms belt transmission fit with the right driven pulley 206 and the left driven pulley 208, a right driven helical gear 210 is rotatably installed on the pulley driven shaft 207 on the left side of the left driven pulley 208, when the right driven pulley 206 rotates, the driven belt 209 drives the left driven pulley 208 and a right driven helical gear 210 synchronously connected with the left driven pulley to rotate synchronously, an intermediate driven shaft 211 is rotatably installed in an upper shaft hole of the transmission chamber plate 201, an intermediate upper driven helical gear 212 is rotatably installed on the intermediate driven shaft 211, the intermediate upper driven helical gear 212 forms gear engagement with the right driven helical gear 210, an intermediate lower driven spur gear 213 is rotatably installed on the intermediate driven shaft 211 on the lower side of the intermediate upper driven helical gear 212, when the right driven helical gear 210 rotates, the middle upper driven helical gear 212 and the middle lower driven spur gear 213 synchronously connected with the middle upper driven helical gear are driven to synchronously transmit, the driven rack 215 is fixedly connected with the rack slider 214, and when the middle lower driven spur gear 213 transmits, the driven rack 215 and the driven half rack 216 fixedly connected with the driven rack are driven to move in the same direction.
The stroke device 3 further comprises a return plate 302, a return spring 303, a cam 304 and a lower spring support column 307, wherein the return plate 302 is fixedly installed at the end of the fixed connection part 301, the left end of the return spring 303 is connected with the return plate 302 in a welding manner, the cam 304 is rotatably installed on the return plate 302, the driven half gear 305 is driven to rotate when the driven half rack 216 moves, the lower spring support column 307 is fixedly installed on the cam driven plate 306, the cam driven plate 306 is driven to move through the cam 304 when the driven half gear 305 rotates, and the lower pressing spring 308 is rotatably installed on the lower spring support column 307.
The gate valve device 4 further comprises a gate opening rack 402, a gate valve biting plate 403, an upward moving slider 405, a slider connecting plate 406, a traverse slider 407, a lower biting plate supporting shaft 408, a driven spur gear 409, an upper biting plate supporting shaft 410 and a gate 411, wherein the gate opening rack 402 is fixedly installed on the right end surface of the connecting plate 401, the gate opening rack 402 is driven by a strong spring 115 to move when the cam driven plate 306 moves to a certain distance, the gate valve biting plate 403 is fixedly installed on the upper surface of the gate opening rack 402, the upward moving slider 405 is slidably installed on a side end chute of the side fixing plate 404, the slider connecting plate 406 is fixedly connected with one end of the upward moving slider 405, the traverse slider 407 is slidably installed on the slider connecting plate 406, the traverse slider 407 is fixedly connected with the lower surface of the gate opening rack 402, the lower biting plate supporting shaft 408 is rotatably installed in a left side shaft hole of the slider connecting plate 406, the driven spur gear 409 is, the driven spur gear 409 is in gear engagement with the opening rack 402, the driven spur gear 409 is driven to rotate when the opening rack 402 moves, the upper bite plate support shaft 410 is fixedly installed on the lower bite plate support shaft 408, and the gate 411 is fixedly installed on the upper bite plate support shaft 410.
The rack slider 214 forms a sliding fit with the gear housing plate 201. The driven rack 215 is in gear engagement with the intermediate lower driven spur gear 213. Cam 304 is spring-engaged with return plate 302 by return spring 303.
Claims (8)
1. A multi-gear stroke gate valve is characterized in that: including switching-off device (1), transmission (2), stroke device (3) and gate valve device (4), its characterized in that:
the brake opening device (1) comprises a side plate (104), a fixed upper plate (105), a motor (108) and a lifting slide block (116);
the transmission device (2) comprises a transmission cabin plate (201), a driven worm (203) and a driven half rack (216);
the stroke device (3) comprises a fixed connection joint (301), a driven half gear (305), a cam driven plate (306) and a pressing spring (308);
the gate valve device (4) comprises a connecting plate 401 and a side fixing plate (404);
the side plate (104) is fixedly arranged on the lower surface of the fixed bottom plate (102), the fixed upper plate (105) is fixedly arranged on the lower surface of the sealing plate (103), the motor (108) is fixedly arranged on the motor fixing plate (107), two groups of lifting sliders (116) are respectively and fixedly arranged on the left side and the right side of the surface of the side end of the slider fixing plate (114), the transmission bin plate (201) is fixedly arranged on the side plate (104), the left end of the driven worm (203) is rotatably arranged on the worm supporting plate (202), the driven worm (203) is fixedly connected with the motor (108), the driven half rack (216) is fixedly arranged on the upper surface of the driven rack (215), the driven half gear (305) is fixedly connected with the side plate (104), and the driven half gear (305) is rotatably arranged on the cam (304), the driven half gear (305) and the driven half rack (216) form gear engagement, the cam driven plate (306) and the lifting slide block (116) form sliding fit, the cam driven plate (306) and the cam (304) form cam fit, the downward pressing spring (308), the cam driven plate (306) and the transmission cabin plate (201) form spring fit, the connecting plate (401) is fixedly installed on the side end surface of the cam driven plate (306), and the side fixing plate (404) is fixedly installed on the fixed upper plate (105).
2. A multi-range stroke gate valve according to claim 1, wherein: the opening device (1) further comprises a device supporting plate (101), a fixed bottom plate (102), a sealing plate (103), a stroke plate (106), a motor fixing plate (107), a hydraulic oil cylinder (109), an oil cylinder push plate (110), a spring support column (111), an opening slide block (112), a driven slide block (113), a slide block fixing plate (114) and a strong spring (115), wherein the fixed bottom plate (102) is fixedly arranged on the lower surface of the device supporting plate (101), the sealing plate (103) is fixedly arranged on the left side of the lower surface of the fixed bottom plate (102), the stroke plate (106) is fixedly arranged on the left side of the upper surface of the fixed upper plate (105), the motor fixing plate (107) is fixedly arranged on the side plate (104), the hydraulic oil cylinder (109) is fixedly arranged on the side plate (104), and the oil cylinder push plate (110) is fixedly arranged at the end part of the hydraulic oil cylinder (109), the four spring support columns (111) are fixedly arranged on the side plate (104) at four positions on the right side of the hydraulic oil cylinder (109), the switching-off slide block (112) is fixedly arranged on the side plate (104) and positioned in the middle of the four spring support columns (111), the driven slide block (113) is provided with two groups which are respectively slidably arranged in two slide grooves on the fixed upper plate (105), the slide block fixing plate (114) is fixedly arranged on the two groups of driven slide blocks (113), and four groups of strong springs (115) are respectively rotatably arranged on the four spring support columns (111) to form spring fit with the slide block fixing plate 114.
3. A multi-range stroke gate valve according to claim 1, wherein: the transmission device (2) further comprises a worm support plate (202), a turbine driven shaft (204), a driven turbine (205), a right driven pulley (206), a pulley driven shaft (207), a left driven pulley (208), a driven belt (209), a right driven helical gear (210), a middle driven shaft (211), a middle upper driven helical gear (212), a middle lower driven straight gear (213), a rack slider (214), a driven rack (215) and an upper spring support pillar (217), wherein the worm support plate (202) is fixedly installed on the transmission cabin plate (201), the turbine driven shaft (204) is rotatably installed in a left shaft hole of the transmission cabin plate (201), the driven turbine (205) is rotatably installed on the turbine driven shaft (204), the driven turbine (205) and the worm driven helical gear (203) form gear engagement, the right driven pulley (206) is rotatably installed on the turbine driven shaft (204) and is positioned below the driven turbine (205), the belt pulley driven shaft (207) rotate and install in the right side shaft hole of transmission storehouse board (201), left driven pulley (208) rotate and install on belt pulley driven shaft (207), driven belt (209) and right driven pulley (206) and left driven pulley (208) form the belt transmission cooperation, right driven helical gear (210) rotate and install the left side that is located left driven pulley (208) on belt pulley driven shaft (207), middle driven shaft (211) rotate and install in transmission storehouse board (201) upside shaft hole, middle upper driven helical gear (212) rotate and install on middle driven shaft (211), middle upper driven helical gear (212) and right driven helical gear (210) form gear engagement, middle lower driven straight gear (213) rotate and install the downside that is located middle upper driven helical gear (212) on middle driven shaft (211), the driven rack 215 is fixedly connected with the rack sliding block (214).
4. A multi-range stroke gate valve according to claim 1, wherein: the stroke device (3) further comprises a return plate (302), a return spring (303), a cam (304) and a lower spring support column (307), the return plate (302) is fixedly installed at the end part of the fixed connection (301), the left end of the return spring (303) is in welded connection with the return plate (302), the cam (304) is rotatably installed on the return plate (302), the lower spring support column (307) is fixedly installed on a cam driven plate (306), and the lower pressing spring (308) is rotatably installed on the lower spring support column (307).
5. A multi-range stroke gate valve according to claim 1, wherein: the gate valve device (4) further comprises a gate opening rack (402), a gate valve biting plate (403), an upper moving slide block (405), a slide block connecting plate (406), a transverse moving slide block (407), a lower biting plate supporting shaft (408), a driven spur gear (409), an upper biting plate supporting shaft (410) and a gate (411), wherein the gate opening rack (402) is fixedly arranged on the right end face of the connecting plate (401), the gate valve biting plate (403) is fixedly arranged on the upper surface of the gate opening rack (402), the upper moving slide block (405) is slidably arranged on a side end sliding chute of a side fixing plate (404), the slide block connecting plate (406) is fixedly connected with one end of the upper moving slide block (405), the transverse moving slide block (407) is slidably arranged on the slide block connecting plate (406), the transverse moving slide block (407) is fixedly connected with the lower surface of the gate opening rack (402), the lower biting plate supporting shaft (408) is rotatably arranged in a left side shaft hole of the slide block connecting plate (406), driven spur gear (409) rotate and install under on bite plate support shaft (408), driven spur gear (409) and open brake rack (402) form gear engagement, last bite plate support shaft (410) fixed mounting under on bite plate support shaft (408), gate (411) fixed mounting last bite plate support shaft (410) on.
6. A multi-range stroke gate valve according to claim 1, wherein: the rack sliding block (214) is in sliding fit with the transmission cabin plate (201).
7. A multi-range stroke gate valve according to claim 1, wherein: the driven rack (215) is in gear engagement with the middle lower driven straight gear (213).
8. A multi-range stroke gate valve according to claim 1, wherein: the cam (304) is in spring fit with the return plate (302) through a return spring 303.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110080912.4A CN112797177A (en) | 2021-01-21 | 2021-01-21 | Multi-gear stroke gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110080912.4A CN112797177A (en) | 2021-01-21 | 2021-01-21 | Multi-gear stroke gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112797177A true CN112797177A (en) | 2021-05-14 |
Family
ID=75811012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110080912.4A Withdrawn CN112797177A (en) | 2021-01-21 | 2021-01-21 | Multi-gear stroke gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112797177A (en) |
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| CN112064594A (en) * | 2020-09-11 | 2020-12-11 | 温州根旭电子科技有限公司 | Special gate deicing equipment for hydraulic engineering |
| JP6799214B1 (en) * | 2019-11-26 | 2020-12-16 | 杭州物択生物科技有限公司 | Heavy metal inspection pretreatment equipment for vegetables |
| JP6813741B1 (en) * | 2019-10-29 | 2021-01-13 | 杭州反貝電子科技有限公司 | Treatment device for washing sewage of engine |
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2021
- 2021-01-21 CN CN202110080912.4A patent/CN112797177A/en not_active Withdrawn
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Application publication date: 20210514 |