CN113294534B - Gate valve - Google Patents
Gate valve Download PDFInfo
- Publication number
- CN113294534B CN113294534B CN202110798698.6A CN202110798698A CN113294534B CN 113294534 B CN113294534 B CN 113294534B CN 202110798698 A CN202110798698 A CN 202110798698A CN 113294534 B CN113294534 B CN 113294534B
- Authority
- CN
- China
- Prior art keywords
- frame
- ring
- meshing
- flashboard
- fixing
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 3
- 238000001179 sorption measurement Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 abstract description 10
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/0095—Flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model relates to the field of valves, in particular to a gate valve. The utility model provides a gate valve, includes meshing ring, meshing pole, lifting frame, ring frame, filter plate and fixing base, and meshing ring middle part transmission is connected with the meshing pole, and lifting frame's top and meshing pole rigid coupling, ring frame establish in lifting frame bottom, and ring frame middle part is equipped with the filter plate, and lifting frame inboard upper and lower both sides and the middle part of left and right sides all are equipped with a fixing base. The utility model is convenient for automatically disassembling the baffle of the gate valve for blocking the medium flow to clean and maintain, and is convenient for reducing the abrasion of the baffle of the gate valve for blocking the medium flow and prolonging the service life.
Description
Technical Field
The utility model relates to the field of valves, in particular to a gate valve.
Background
For example, publication number 202020024984.8 discloses a gate valve, which belongs to the technical field of valves and comprises a valve body, wherein an upper cover is fixedly arranged at the top end of the valve body, a valve frame is fixedly arranged at the top end of the upper cover, the valve frame is fixedly connected with the upper cover through a locking screw, a valve rod is connected with the middle part of the valve frame in a threaded manner, a hand wheel is fixedly arranged at one end of the valve rod, the other end of the valve rod penetrates through the upper cover and extends to the inside of the valve body, and a connecting rod is fixedly arranged at the end of one end of the valve rod. According to the gate valve, the valve rod is connected with the valve frame through the threads, the valve rod is driven to rotate positively and negatively through the positive and negative rotation of the hand wheel, so that the valve rod is lifted, the connecting rod is driven to lift through the lifting of the valve rod, the two wedge blocks are driven to slide in the trapezoid groove through the lifting of the connecting block, the extrusion springs arranged between the two limiting plates are provided with extrusion forces, the two wedge blocks push the two baffle plates to expand and contract, and the tightness of the valve plate when being closed is guaranteed, so that water leakage is avoided. But it is not suitable for the baffle plate of the gate valve for blocking the medium flow to be automatically disassembled for cleaning and maintenance, so that the abrasion of the baffle plate of the gate valve for blocking the medium flow is reduced, and the service life is prolonged.
Disclosure of Invention
The utility model aims to provide a gate valve, which can be used for automatically disassembling a baffle plate of the gate valve for blocking medium flow to clean and maintain, so that abrasion of the baffle plate of the gate valve for blocking the medium flow is reduced, and the service life is prolonged.
The aim of the utility model is achieved by the following technical scheme: the utility model provides a gate valve, includes meshing ring, meshing pole, lifting frame, ring frame, filter plate and fixing base, and meshing ring middle part transmission is connected with the meshing pole, and lifting frame's top and meshing pole rigid coupling, ring frame establish in lifting frame bottom, and ring frame middle part is equipped with the filter plate, and lifting frame inboard upper and lower both sides and the middle part of left and right sides all are equipped with a fixing base.
And a plurality of round holes are uniformly formed in the filter plate.
Still include flashboard I, flashboard II, fixed pipe and dead lever, evenly be equipped with four dead levers in the flashboard I circumference, evenly be equipped with four fixed pipes in the flashboard II circumference, four dead levers establish respectively in four fixed pipes, four fixed pipes rigid coupling respectively in four fixing bases.
The fixed pipe and the fixed rod are detachably connected.
Still include connecting seat, top frame, spacing frame and underframe, the upside intercommunication at connecting seat middle part has the top frame, and the both sides of top frame all are equipped with a spacing frame, and underframe intercommunication is in the bottom at connecting seat middle part, and engagement lever swing joint is at the top of top frame, and the both sides and the two spacing frame swing joint of lifting frame.
The gate valve has the beneficial effects that:
the utility model is convenient for the baffle of the gate valve for blocking the medium flow to be automatically disassembled for cleaning and maintenance, thereby being convenient for reducing the abrasion of the baffle of the gate valve for blocking the medium flow and prolonging the service life; when the valve is used, when the gate valve is used for unblocking flowing media, the meshing ring can be utilized to move the meshing rod, and the ring frame is aligned to the flowing direction of the media at the moment, so that the filter plate in the middle of the ring frame can play a role in filtering flowing liquid, the functionality of the gate valve is improved, the impurity-containing liquid can be conveniently filtered when flowing, and the valve is simple in structure and convenient to operate.
Drawings
The utility model will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic view of a portion of the structure of an engagement ring of the present utility model;
FIG. 2 is a schematic view of a portion of a fixing base in a lifting frame according to the present utility model;
FIG. 3 is a schematic view of a part of the structures of a shutter I and a shutter II according to the present utility model;
FIG. 4 is a schematic view showing the semi-sectional structure of a shutter I and a shutter II according to the present utility model;
FIG. 5 is a schematic view of a portion of a connecting base of the present utility model;
FIG. 6 is a schematic view of a portion of the structure of the right angle lever of the present utility model;
FIG. 7 is a schematic view of a portion of the structure of a filter tube of the present utility model;
FIG. 8 is a schematic view of a portion of the structure of the discharge tube of the present utility model;
FIG. 9 is a schematic view of the internal structure of a filter tube of the present utility model in semi-section;
FIG. 10 is a schematic view showing the positional relationship between the filter pipe and the shutter I of the present utility model;
in the figure: an engagement ring 101; an engagement lever 102; a lifting frame 103; a ring frame 104; a filter plate 105; flashboard I106; a fixing seat 107; shutter II 108; a fixed tube 109; a fixing rod 110; a connection base 201; a top frame 202; a limit frame 203; an arch 204; a bottom frame 205; a boss 206; a groove 207; a bidirectional push rod 301; a right angle lever 302; an adsorption tray 303; a filter tube 401; a backing ring 402; a feeding seat 403; a discharge pipe 404; a discharge port 405;
Detailed Description
This part works according to what is expressed in figures 1 and 2: the middle part threaded connection of meshing ring 101 has meshing pole 102, and the lower extreme rigid coupling of meshing pole 102 has the middle part of lifting frame 103 upper end, and lifting frame 103 lower extreme rigid coupling has ring frame 104, and ring frame 104 internal fixation has filter plate 105, and fixing base 107 is equipped with four, and lifting frame 103 inboard upper and lower both ends and left and right sides both ends respectively rigid coupling have a fixing base 107.
By further explanation, in order to facilitate the automatic disassembly of the baffle of the gate valve for blocking the medium flow for cleaning and maintenance, the abrasion of the baffle of the gate valve for blocking the medium flow is reduced, and the service life is prolonged;
when the gate valve is used, when the gate valve is used for unblocking flowing media, the meshing ring 101 can be used for driving the meshing rod 102 to move, and the ring frame 104 is aligned to the flowing direction of the media at the moment, so that the filter plate 105 in the middle of the ring frame 104 can play a role in filtering flowing liquid, the functionality of the gate valve is improved, impurity-containing liquid can be conveniently filtered when flowing, and the gate valve is simple in structure and convenient to operate.
This part works according to what is expressed in figures 1 and 2: the filter plate 105 fixedly connected to the inner side of the ring frame 104 is uniformly provided with a plurality of round holes along the circumferential direction.
By way of further illustration, when impurities are contained in the flowing fluid, the impurities may be attached to the circular holes of the filter plate 105 by the circular holes of the filter plate 105, thereby enabling the valve body to function to filter the flowing medium.
This part is according to the working procedure expressed in figures 1, 2, 3 and 4: the four fixing rods 110 are arranged, the four fixing rods 110 are circumferentially and uniformly arranged on the flashboard I106 respectively, the four fixing pipes 109 are circumferentially and uniformly arranged on the flashboard II 108 respectively, the four fixing pipes 109 are respectively provided with the four fixing rods 110, and the four fixing seats 107 are respectively fixedly connected with the four fixing pipes 109.
To further illustrate, in use, the shutter I106 and the shutter II 108 of the present utility model have an interconnecting relationship relative to the shutter of the prior art, which is not easily movable, such that the shutter I106 and the shutter II 108 are removable for easy replacement and maintenance by personnel.
This part is according to the working procedure expressed in figures 1, 2, 3 and 4: the four fixing pipes 109 are detachably connected with four fixing rods 110.
To further illustrate, when the flashboard I106 and the flashboard II 108 are detached, the flashboard I106 and the flashboard II 108 can be directly moved to two sides, and the flashboard I106 and the flashboard II 108 can be detached for cleaning and maintenance.
This part works according to what is expressed in figures 5, 9 and 10: the top frame 202 is fixed and communicates in the upside at connecting seat 201 middle part, and spacing frame 203 is equipped with two, and two spacing frames 203 are established respectively in the both sides of top frame 202, and the bottom mounting at connecting seat 201 middle part has the underframe 205 in the intercommunication, and the top of top frame 202 rotates and is connected with engagement lever 102, and two spacing frames 203 are gone up and are had the left and right sides both ends of lifting frame 103 respectively sliding connection.
To further explain, in the initial position, when the flashboard i 106 and the flashboard ii 108 block the medium flowing in the connection seats 201, the positions of the flashboard i 106 and the flashboard ii 108 are located between the two connection seats 201, when the liquid is circulated through the filter plates 105 on the ring frame 104, the engagement ring 101 is rotated to drive the engagement rod 102 so that the filter plates 105 on the ring frame 104 are located at the positions of the two connection seats 201, and the two limiting frames 203 prevent the lifting frame 103 from shaking when lifting, so that the device can stably operate.
The device further comprises an arch frame 204, a convex seat 206 and a groove 207, wherein the arch frame 204 is fixedly connected to the upper side of the top frame 202, the groove 207 is arranged in the middle of the arch frame 204, the convex seat 206 is arranged on the right side of the bottom frame 205, and the lower side of the middle of the engagement ring 101 is engaged with the groove 207.
This part works according to what is expressed in figures 5, 9 and 10: the upper side of the top frame 202 is fixedly connected with an arch frame 204, a groove 207 is arranged in the middle of the arch frame 204, a boss 206 is fixedly connected to the right side of the bottom end of the bottom frame 205, and the groove 207 is meshed with the lower side of the middle of the meshing ring 101 to slide.
To further illustrate, in use, when the engaging ring 101 is rotated, the engaging ring 101 is slidably engaged in the groove 207, so that when the engaging ring 101 is rotated, the groove 207 provides a limiting function for the engaging ring 101, so that the engaging rod 102 can drive the lifting frame 103 to lift.
The groove 207 has a certain friction inside.
This part works according to what is expressed in figures 5, 9 and 10: the interior surface of the recess 207 is relatively rough.
To be further described, when a certain friction force is provided inside the groove 207, the engagement ring 101 is prevented from falling off, and thus the engagement ring 101 operates more stably.
The two-way push rod 301, the right-angle rods 302 and the adsorption discs 303 are further included, the right-angle rods 302 are arranged in a mirror symmetry mode, each right-angle rod 302 is provided with one adsorption disc 303, the lower ends of the two right-angle rods 302 are fixedly connected to two movable ends of the two-way push rod 301 respectively, and the fixed ends of the two-way push rod 301 are fixedly connected to the boss 206.
This part works according to what is expressed in figures 6, 9 and 10: two movable ends of the bidirectional push rod 301 are respectively fixedly connected with a right-angle rod 302, the two right-angle rods 302 are arranged in a mirror symmetry manner, two adsorption discs 303 are arranged, the two adsorption discs 303 are respectively fixedly connected with the upper ends of the two right-angle rods 302, and the convex seat 206 is fixedly connected with the fixed end of the bidirectional push rod 301.
When the two-way pushing rod 301 is used, the two-way pushing rod 301 is driven to drive the adsorption plates 303 on the two right-angle rods 302 to be close to the surfaces of the flashboard I106 and the flashboard II 108, the flashboard I106 and the flashboard II 108 are adhered, then the flashboard I106 and the flashboard II 108 are disassembled, the manual maintenance is convenient, the flashboard I106 and the flashboard II 108 are prevented from being worn seriously due to long-term use, the flashboard I106 and the flashboard II 108 are prevented from being worn seriously, and a gap is reserved when a medium is sealed, so that the service lives of the flashboard I106 and the flashboard II 108 are prolonged.
The two adsorption plates 303 are preferably made of rubber.
This part works according to what is expressed in figures 6, 9 and 10: the two adsorption plates 303 fixedly connected to the two right-angle rods 302 are preferably made of rubber.
To further illustrate, when the two adsorption plates 303 are made of rubber, the detachment of the shutter I106 from the shutter II 108 is easier, because the rubber encounters the liquid and has adsorptivity, so that the shutter I106 and the shutter II 108 are detached conveniently.
Still include filter tube 401, the backing ring 402, pan feeding seat 403, row material pipe 404 and discharge gate 405, filter tube 401 mirror symmetry is equipped with two, the inboard lower extreme of every filter tube 401 all is equipped with a backing ring 402, the outside at every filter tube 401 top all communicates a pan feeding seat 403, the both ends of row material pipe 404 upside communicate respectively in the downside of two filter tubes 401, the downside intercommunication of row material pipe 404 has a plurality of discharge gates 405, the inboard of two filter tubes 401 communicates respectively in the front and back both sides of top frame 202, the upside of two right angle bars 302 is swing joint respectively at the middle part of two filter tubes 401.
This part works according to what is expressed in figures 7, 8, 9 and 10: two ends of the upper side of the discharge pipe 404 are respectively fixed and communicated with a filter pipe 401, each filter pipe 401 is respectively fixed and communicated with a feeding seat 403, two backing rings 402 are arranged at the lower ends of the inner sides of each filter pipe 401, two backing rings 402 are arranged at the feeding seats 403, the upper sides of each feeding seat 403 are respectively fixed and communicated with a feeding seat 403, the inner sides of the two filter pipes 401 are respectively fixed and communicated with the front side and the rear side of the top frame 202, and the right sides of the middle parts of the two filter pipes 401 are respectively connected with the upper sides of two right-angle rods 302 in a sliding mode.
To further explain, during the use, pour into the liquid of clearance flashboard I106 and flashboard II 108 from two pan feeding seats 403 to be convenient for clear up disinfection flashboard I106 and flashboard II 108, two backing rings 402 are convenient for block the liquid of disinfection clearance, and when the liquid after the clearance disinfection is accomplished flows out, can follow row material pipe 404 and flow out, discharge gate 405 discharges the waste liquid again, thereby further improve flashboard I106 and flashboard II 108's life.
Claims (2)
1. The utility model provides a gate valve, includes meshing ring (101), meshing pole (102), lifting frame (103), ring frame (104), filter plate (105) and fixing base (107), its characterized in that: the middle part of the meshing ring (101) is in transmission connection with a meshing rod (102), the top of the lifting frame (103) is fixedly connected with the meshing rod (102), the ring frame (104) is arranged at the bottom of the lifting frame (103), the middle part of the ring frame (104) is provided with a filter plate (105), and the middle parts of the upper side, the lower side, the left side and the right side of the inner side of the lifting frame (103) are respectively provided with a fixing seat (107);
a plurality of round holes are uniformly formed in the filter plate (105);
the novel high-pressure hydraulic pipeline comprises a pipeline, and is characterized by further comprising a flashboard I (106), a flashboard II (108), fixing pipes (109) and fixing rods (110), wherein four fixing rods (110) are uniformly arranged on the flashboard I (106) in the circumferential direction, four fixing pipes (109) are uniformly arranged on the flashboard II (108) in the circumferential direction, the four fixing rods (110) are respectively arranged in the four fixing pipes (109), and the four fixing pipes (109) are respectively fixedly connected in the four fixing seats (107);
the fixed pipe (109) is detachably connected with the fixed rod (110);
the lifting frame comprises a connecting seat (201), a top frame (202), a limiting frame (203) and a bottom frame (205), wherein the top side of the middle part of the connecting seat (201) is communicated with the top frame (202), two limiting frames (203) are respectively arranged on two sides of the top frame (202), the bottom frame (205) is communicated with the bottom end of the middle part of the connecting seat (201), a meshing rod (102) is movably connected to the top of the top frame (202), and two sides of the lifting frame (103) are movably connected with the two limiting frames (203);
the device also comprises an arch frame (204), a convex seat (206) and a groove (207), wherein the arch frame (204) is fixedly connected to the upper side of the top frame (202), the groove (207) is arranged in the middle of the arch frame (204), the convex seat (206) is arranged on the right side of the bottom frame (205), and the lower side of the middle of the meshing ring (101) is meshed with the groove (207);
the groove (207) has a certain friction force inside;
the device further comprises two bidirectional push rods (301), right-angle rods (302) and adsorption discs (303), wherein the two right-angle rods (302) are arranged in a mirror symmetry mode, each right-angle rod (302) is provided with one adsorption disc (303), the lower ends of the two right-angle rods (302) are fixedly connected to two movable ends of the bidirectional push rods (301) respectively, and the fixed ends of the bidirectional push rods (301) are fixedly connected to the boss (206);
still including filter tube (401), backing ring (402), pan feeding seat (403), row material pipe (404) and discharge gate (405), filter tube (401) mirror symmetry is equipped with two, the inboard lower extreme of every filter tube (401) all is equipped with a backing ring (402), the outside at every filter tube (401) top all communicates a pan feeding seat (403), the both ends of row material pipe (404) upside communicate respectively in the downside of two filter tubes (401), the downside intercommunication of row material pipe (404) has a plurality of discharge gates (405), the inboard of two filter tubes (401) communicates respectively in the front and back both sides of top frame (202), the upside of two right angle poles (302) swing joint respectively in the middle part of two filter tubes (401).
2. A gate valve according to claim 1, characterized in that: the two adsorption plates (303) are made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110798698.6A CN113294534B (en) | 2021-07-15 | 2021-07-15 | Gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110798698.6A CN113294534B (en) | 2021-07-15 | 2021-07-15 | Gate valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113294534A CN113294534A (en) | 2021-08-24 |
| CN113294534B true CN113294534B (en) | 2024-03-01 |
Family
ID=77330771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110798698.6A Active CN113294534B (en) | 2021-07-15 | 2021-07-15 | Gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113294534B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0114278A1 (en) * | 1982-12-27 | 1984-08-01 | Bühler-MIAG GmbH | Shut-of device for pneumatic transporting systems for the transport of pourable bulk materials |
| CN2450459Y (en) * | 2000-11-02 | 2001-09-26 | 龚益珊 | Flexible seal gate valve |
| CN101963237A (en) * | 2010-10-28 | 2011-02-02 | 方圆阀门集团有限公司 | Double-acting flat gate valve |
| KR20110042780A (en) * | 2009-10-20 | 2011-04-27 | 홍지숙 | Seat construction for high pressure and bi-directional bonneted knife gate valve |
| CN204828732U (en) * | 2015-07-29 | 2015-12-02 | 浙江有氟密阀门有限公司 | Stupalox type gate valve |
| CN206054776U (en) * | 2016-09-27 | 2017-03-29 | 中阀控股（集团）有限公司 | A kind of on-line cleaning sealing surface flat gate valve |
| CN209130218U (en) * | 2018-12-05 | 2019-07-19 | 王超群 | A kind of steel gate valve of Childproof |
| CN212959919U (en) * | 2020-07-31 | 2021-04-13 | 天津奇昌阀门制造有限公司 | Gate valve welded in medium |
| CN213064684U (en) * | 2020-05-19 | 2021-04-27 | 强大阀门集团有限公司 | Double-gate plate sealing gate valve |
-
2021
- 2021-07-15 CN CN202110798698.6A patent/CN113294534B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0114278A1 (en) * | 1982-12-27 | 1984-08-01 | Bühler-MIAG GmbH | Shut-of device for pneumatic transporting systems for the transport of pourable bulk materials |
| CN2450459Y (en) * | 2000-11-02 | 2001-09-26 | 龚益珊 | Flexible seal gate valve |
| KR20110042780A (en) * | 2009-10-20 | 2011-04-27 | 홍지숙 | Seat construction for high pressure and bi-directional bonneted knife gate valve |
| CN101963237A (en) * | 2010-10-28 | 2011-02-02 | 方圆阀门集团有限公司 | Double-acting flat gate valve |
| CN204828732U (en) * | 2015-07-29 | 2015-12-02 | 浙江有氟密阀门有限公司 | Stupalox type gate valve |
| CN206054776U (en) * | 2016-09-27 | 2017-03-29 | 中阀控股（集团）有限公司 | A kind of on-line cleaning sealing surface flat gate valve |
| CN209130218U (en) * | 2018-12-05 | 2019-07-19 | 王超群 | A kind of steel gate valve of Childproof |
| CN213064684U (en) * | 2020-05-19 | 2021-04-27 | 强大阀门集团有限公司 | Double-gate plate sealing gate valve |
| CN212959919U (en) * | 2020-07-31 | 2021-04-13 | 天津奇昌阀门制造有限公司 | Gate valve welded in medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113294534A (en) | 2021-08-24 |
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