CN113339537A - Convenient type bulkhead gate - Google Patents
Convenient type bulkhead gate Download PDFInfo
- Publication number
- CN113339537A CN113339537A CN202110472042.5A CN202110472042A CN113339537A CN 113339537 A CN113339537 A CN 113339537A CN 202110472042 A CN202110472042 A CN 202110472042A CN 113339537 A CN113339537 A CN 113339537A
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- China
- Prior art keywords
- rod
- sealing
- valve body
- flashboard
- fixed pipe
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Classifications
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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
- F16K3/16—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 with special arrangements for separating the sealing faces or for pressing them together
- F16K3/18—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 with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members
- F16K3/182—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 with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of toggle links
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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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
- F16K3/0227—Packings
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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
Abstract
The invention relates to a portable flat gate, which comprises a valve body, a gate plate, a lifting device and two fixed pipes, wherein the gate plate is arranged in the valve body, two mounting holes are respectively formed in two sides of the valve body, the fixed pipes are horizontally arranged, the fixed pipes correspond to the mounting holes one by one, the gate plate is positioned between the two fixed pipes, one end, close to the gate plate, of each fixed pipe is inserted into the mounting hole, the fixed pipes are hermetically connected with the inner walls of the mounting holes, the two fixed pipes are coaxially arranged, the gate plate is abutted against the bottom in the valve body, a gap is formed between the gate plate and the top in the valve body, the gate plate is slidably and hermetically connected with the inner wall of the valve body, on the side provided with the mounting holes, the gate plate is slidably and hermetically connected with the fixed pipes, an auxiliary mechanism is arranged on the valve body, a filtering mechanism is arranged in each fixed pipe, and the sealing performance of the portable flat gate is improved through the auxiliary mechanism, moreover, the function of filtering impurities is realized through the filtering mechanism.
Description
Technical Field
The invention relates to the field of flat gate valves, in particular to a convenient flat gate.
Background
The flat gate is also called a flat gate valve, and the flat gate valve is a sliding valve with a closing member being a parallel gate plate. The closing member may be a single gate plate or a double gate plate with a spreader mechanism therebetween, and the flat gate may be classified into a manual flat gate valve, a pneumatic flat gate valve, and an electric flat gate valve according to a driving manner.
Present plate valve can produce the clearance because of wearing and tearing between flashboard and the valve body in the use to influence the leakproofness, moreover, in order to prevent that impurity from getting into plate valve inside and influencing plate valve's leakproofness, all can install the filter screen on plate valve, and the impurity of holding back on the filter screen is too much, needs manually clean, complex operation has reduced the practicality.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the portable flat gate is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a convenient flat gate comprises a valve body, a gate plate, a lifting device and two fixed pipes, wherein the gate plate is arranged in the valve body, two mounting holes are formed in two sides of the valve body, the fixed pipes are horizontally arranged, the fixed pipes correspond to the mounting holes one by one, the gate plate is positioned between the two fixed pipes, one end, close to the gate plate, of each fixed pipe is inserted into the corresponding mounting hole, the fixed pipes are in sealing connection with the inner walls of the mounting holes, the two fixed pipes are coaxially arranged, the gate plate is abutted against the bottom in the valve body, a gap is formed between the gate plate and the top in the valve body, the gate plate is in sliding and sealing connection with the inner wall of the valve body, on the side provided with the mounting holes, the gate plate is in sliding and sealing connection with the fixed pipes, an auxiliary mechanism is arranged on the valve body, and a filtering mechanism is arranged in each fixed pipe;
the auxiliary mechanism comprises a lifting rod, two sealing assemblies and two connecting assemblies, wherein an assembly hole is formed in the top of the valve body, the lifting rod vertically penetrates through the assembly hole, the lifting rod is connected with the inner wall of the assembly hole in a sliding and sealing mode, the bottom end of the lifting rod is arranged on the flashboard, the top end of the lifting rod is connected with the lifting device, a cavity is formed in the flashboard, a connecting hole is formed in the top of the flashboard and communicated with the cavity, the lifting rod penetrates through the connecting hole, the lifting rod is connected with the inner wall of the connecting hole in a sliding and sealing mode, the distance between the two ends of the fixed pipe and the axis of the lifting rod is equal, the connecting assemblies are evenly distributed in the circumferential direction by taking the axis of the lifting rod as the center, the connecting assemblies and the sealing assemblies are in one-to-one correspondence with the fixed pipe, and the connecting assemblies are arranged at the top of the flashboard;
the sealing assembly comprises a sealing rod, a connecting rod and a round hole, the round hole is formed in one side of the flashboard, the round hole is connected with the cavity connecting rod, the sealing rod is coaxially arranged with the fixed pipe, the sealing rod penetrates through the round hole, the sealing rod is connected with the inner wall of the round hole in a sliding and sealing mode, the sealing rod is located below the lifting rod, one end, far away from the axis of the lifting rod, of the sealing rod is inserted into the fixed pipe, the sealing rod is connected with the inner wall of the fixed pipe in a sliding and sealing mode, the connecting rod is obliquely arranged in the cavity, the bottom end of the lifting rod is hinged to one end, close to the axis of the lifting rod, of the sealing rod through the connecting rod, and the distance between one end, close to the lifting rod, of the connecting rod and the top of the valve body is smaller than the distance between the other end of the connecting rod and the top of the valve body;
the filtering mechanism is positioned on one side of the sealing rod, which is far away from the axis of the lifting rod, and comprises a connecting pipe, a sealing ring, a movable disc, a push rod, a second spring, a connecting ring, a pressure release valve and two filter screens, wherein the push rod, the connecting pipe, the sealing ring, the movable disc and the connecting ring are coaxially arranged with the fixed pipe, one end of the push rod is abutted against the sealing rod, the movable disc is arranged at the other end of the push rod, the connecting pipe is hermetically connected with the fixed pipe, the movable disc is arranged in the connecting pipe, the movable disc and the connecting pipe are slidably and hermetically connected, the sealing ring is positioned between the sealing rod and the connecting pipe, the sealing ring is slidably and hermetically connected with the inner wall of the fixed pipe, the inner diameter of the sealing ring is larger than the diameter of the push rod, the connecting ring is positioned between the sealing ring and the sealing rod, the connecting ring is hermetically connected with the fixed pipe, and the push rod passes through the connecting ring, the utility model discloses a seal structure, including go-between and solid fixed tube, push rod and go-between slip and sealing connection, be equipped with two filtration pores on the go-between, the filtration pore uses the push rod as central circumference evenly distributed, the filtration pore intercommunication is passed through to the both sides of go-between, filter screen and filtration pore one-to-one, the filter screen is installed in the filtration pore, the bottom of fixed pipe is equipped with the relief hole, the relief hole is located between go-between and the sealing ring, the relief valve is installed at the relief hole, the second spring is located between go-between and the sealing ring, the push rod passes through the second spring and is connected with the go-between, the second spring is in tensile state, the diameter of removal dish is less than the diameter of sealing rod, be equipped with the clearance between sealing ring and the go-between.
As preferred, in order to make the lifter drive the flashboard and go up and down, coupling assembling includes slider, connecting rod, stopper and first spring, the vertical setting of connecting rod, the bottom setting of connecting rod is on the flashboard, the stopper sets up the top at the connecting rod, the slider cover is established on the connecting rod, the slider sets up on the lifter, first spring is located between slider and the flashboard, the slider is connected with the flashboard through first spring, first spring is in compression state, be equipped with the clearance between stopper and the slider.
Preferably, in order to realize buffering and vibration reduction, the limiting block is made of rubber.
In order to realize the lifting of the lifting rod, two hydraulic cylinders are respectively arranged on two sides of the valve body and are connected with the lifting rod, and the hydraulic cylinders drive the lifting rod to lift.
Preferably, in order to facilitate the installation of the lifting rod, chamfers are arranged at two ends of the lifting rod.
Preferably, the valve body is black in color in order to improve freezing resistance of the valve body.
The convenient flat gate has the advantages that the sealing performance is improved through the auxiliary mechanism, compared with the existing auxiliary mechanism, the auxiliary mechanism can provide power for driving impurities on the filter screen to be separated from the filter screen through the movement of the sealing rod, an integrated linkage structure is realized through the auxiliary mechanism and the filter mechanism, the practicability is higher, in addition, the function of filtering the impurities is realized through the filter mechanism, compared with the existing filter mechanism, the filter mechanism can also realize the function of automatically cleaning the filter screen, the filter screen is prevented from being blocked, and the convenience is higher.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a portable flat gate according to the present invention;
FIG. 2 is a schematic structural view of a seal assembly of the portable flat gate of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of a connecting assembly of the portable flat gate of the present invention;
in the figure: 1. the valve comprises a valve body, a gate plate, a fixed pipe, a lifting rod, a sealing rod, a connecting pipe, a sealing ring, a moving disc, a push rod, a sliding disc, a sliding block, a limiting block, a first spring and a hydraulic cylinder.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-2, a portable flat gate comprises a valve body 1, a gate plate 2, a lifting device and two fixed pipes 3, wherein the gate plate 2 is arranged in the valve body 1, two mounting holes are arranged on both sides of the valve body 1, the fixed pipes 3 are horizontally arranged, the fixed pipes 3 correspond to the mounting holes one by one, the gate plate 2 is positioned between the two fixed pipes 3, one end of the fixed pipe 3, which is close to the gate plate 2, is inserted into the mounting hole, the fixed pipes 3 are hermetically connected with the inner wall of the mounting hole, the two fixed pipes 3 are coaxially arranged, the gate plate 2 is abutted against the bottom in the valve body 1, a gap is arranged between the gate plate 2 and the top in the valve body 1, the inner wall of the gate plate 2 and the valve body 1, which is provided with one side of the mounting hole, is slidably and hermetically connected with the fixed pipes 3, an auxiliary mechanism is arranged on the valve body 1, a filtering mechanism is arranged in each of the two fixed pipes 3;
the auxiliary mechanism comprises a lifting rod 4, two sealing components and two connecting components, the top of the valve body 1 is provided with an assembly hole, the lifting rod 4 vertically penetrates through the assembly hole, the lifting rod 4 is connected with the inner wall of the assembly hole in a sliding and sealing way, the bottom end of the lifting rod 4 is arranged on the flashboard 2, the top end of the lifting rod 4 is connected with a lifting device, a cavity is arranged in the flashboard 2, a connecting hole is arranged at the top of the flashboard 2 and is communicated with the cavity, the lifting rod 4 penetrates through the connecting hole, the lifting rod 4 is connected with the inner wall of the connecting hole in a sliding and sealing way, the distances between the two ends of the fixed pipe 3 and the axes of the lifting rods 4 are equal, the connecting assemblies are circumferentially and uniformly distributed by taking the axes of the lifting rods 4 as centers, the connecting assemblies and the sealing assemblies are in one-to-one correspondence with the fixed pipes 3, and the connecting assemblies are arranged at the tops of the flashboards 2;
the sealing assembly comprises a sealing rod 5, a connecting rod 6 and a round hole, the round hole is formed in one side of the flashboard 2, the round hole is connected with a cavity connecting rod 6, the sealing rod 5 is coaxially arranged with the fixed pipe 3, the sealing rod 5 penetrates through the round hole, the sealing rod 5 is connected with the inner wall of the round hole in a sliding and sealing mode, the sealing rod 5 is located below the lifting rod 4, one end, far away from the axis of the lifting rod 4, of the sealing rod 5 is inserted into the fixed pipe 3, the sealing rod 5 is connected with the inner wall of the fixed pipe 3 in a sliding and sealing mode, the connecting rod 6 is obliquely arranged in the cavity, the bottom end of the lifting rod 4 is hinged to one end, close to the axis of the lifting rod 4, of the sealing rod 5 through the connecting rod 6, and the distance between one end, close to the lifting rod 4, of the connecting rod 6 and the top of the valve body 1 is smaller than the distance between the other end, close to the lifting rod 6, and the top of the valve body 1;
when the flat gate is used, when the flat gate needs to be opened, the lifting rod 4 is lifted through the lifting device, and when the lifting rod 4 is lifted, the gate plate 2 and the valve body 1 are in a stop state through the connecting assembly, the lifting rod 4 is lifted to drive the sealing rod 5 to move towards the direction close to the axis of the lifting rod 4 through the connecting rod 6, when one end of the sealing rod 5, which is far away from the axis of the connecting rod 16, is positioned in the round hole, at the moment, the lifting rod 4 is lifted through the connecting assembly to drive the gate plate 2 to synchronously lift, when the gate plate 2 is separated from the fixed pipe 3, the opening is realized, when the flat gate needs to be closed, the lifting rod 4 is lifted through the lifting device, the lifting rod 4 is lifted through the connecting device to drive the gate plate 2 to synchronously lift, and when the gate plate 2 is abutted against the bottom in the valve body 1, the lifting rod 4 can not drive the gate plate 2 to continuously move downwards, at this time, the lifting rod 4 continuously descends to drive the sealing rod 5 to be inserted into the fixed pipe 3 through the connecting rod 6, the fixed pipe 3 is blocked through the sealing rod 5, and the sealing performance between the flashboard 2 and the fixed pipe 3 can be improved through the matching between the sealing rod 5 and the fixed pipe 3.
As shown in fig. 3, the filtering mechanism is located on one side of the sealing rod 5 far away from the axis of the lifting rod 4, the filtering mechanism includes a connecting pipe 7, a sealing ring 8, a moving disc 9, a push rod 10, a second spring 11, a connecting ring 12, a pressure relief valve 13 and two filter screens 14, the push rod 10, the connecting pipe 7, the sealing ring 8, the moving disc 9 and the connecting ring 12 are all coaxially arranged with the fixed pipe 3, one end of the push rod 10 abuts against the sealing rod 5, the moving disc 9 is arranged at the other end of the push rod 10, the connecting pipe 7 is hermetically connected with the fixed pipe 3, the moving disc 9 is arranged in the connecting pipe 7, the moving disc 9 and the connecting pipe 7 are slidably and hermetically connected, the sealing ring 8 is located between the sealing rod 5 and the connecting pipe 7, the sealing ring 8 is slidably and hermetically connected with the inner wall of the fixed pipe 3, the inner diameter of the sealing ring 8 is larger than the diameter of the push rod 10, the go-between 12 is located between sealing ring 8 and sealing rod 5, go-between 12 and the fixed 3 sealing connection of pipe, push rod 10 passes go-between 12, push rod 10 slides and sealing connection with go-between 12, be equipped with two filtration pores on the go-between 12, the filtration pore uses push rod 10 as center circumference evenly distributed, the filtration pore intercommunication is passed through to the both sides of go-between 12, filter screen 14 and filtration pore one-to-one, filter screen 14 installs in the filtration pore, the bottom of fixed pipe 3 is equipped with the relief hole, the relief hole is located between go-between 12 and sealing ring 8, relief valve 13 installs in the relief hole, second spring 11 is located between go-between 12 and sealing ring 8, push rod 10 is connected with go-between 12 through second spring 11, second spring 11 is in tensile state, the diameter of removal dish 9 is less than the diameter of sealing rod 5, a gap is arranged between the sealing ring 8 and the connecting ring 12.
When the sealing rod 5 moves towards the direction close to the axis of the lifting rod 4, the push rod 10 can drive the movable disc 9 to move towards the direction close to the axis of the connecting rod 16 under the elastic action of the second spring 11, the movement of the push rod 10 drives the sealing ring 8 to move synchronously, when the sealing ring 8 abuts against the connecting ring 12, at the moment, the movable disc 9 is separated from the connecting pipe 7, and through calculation, only when the sealing ring 8 blocks the discharge hole, the movable disc 9 can be separated from the connecting pipe 7, at the moment, air or liquid conveyed into the valve body 1 from the fixed pipe 3 can pass through the filter hole, and the interception of impurities is realized through the filter screen 14, when the sealing rod 5 moves reversely, the sealing rod 5 pushes the movable disc 9 to move into the fixed pipe 3, and through calculation, only when the movable disc 9 moves into the connecting pipe 7, the sealing ring 8 can be separated from the discharge hole, namely, the discharge hole can be communicated with the fixed pipe 3, because the diameter of the moving disk 9 is smaller than that of the sealing rod 5, the pressure between the moving disk 9 and the sealing rod 5 can be increased, when the pressure is larger than the rated pressure of the relief valve 13, the air or liquid between the moving disk 9 and the sealing rod 5 can be discharged from the discharge hole, and the air or liquid between the connecting ring 12 and the sealing rod 5 passes through the filter screen 14, so that the impurities trapped on the filter screen 14 are separated from the filter screen 14 and discharged from the discharge hole, thereby realizing the function of automatically cleaning the filter screen 14, and during the opening period of the flat valve, the pressure in the fixed pipe 3 is smaller than the rated pressure of the relief valve 13 through calculation.
As shown in fig. 4, coupling assembling includes slider 15, connecting rod 16, stopper 17 and first spring 18, the vertical setting of connecting rod 16, the bottom of connecting rod 16 sets up on flashboard 2, stopper 17 sets up the top at connecting rod 16, slider 15 cover is established on connecting rod 16, slider 15 sets up on lifter 4, first spring 18 is located between slider 15 and the flashboard 2, slider 15 is connected with flashboard 2 through first spring 18, first spring 18 is in compression state, be equipped with the clearance between stopper 17 and the slider 15.
During lifter 4 rises, then can make flashboard 2 receive decurrent effort through the elastic action of first spring 18, thereby can make and keep the position relation of relative stillness between flashboard 2 and the valve body 1, and lifter 4 drives slider 15 and rises and supports when leaning on with stopper 17, the rising of slider 15 drives stopper 17 and rises, stopper 17 rises through connecting rod 16 drive flashboard 2 on, and during this flat gate need be closed and make lifter 4 descend, the decline of lifter 4 drives slider 15 and descends in step, the decline of slider 15 drives flashboard 2 through first spring 18 and descends, and when the bottom in flashboard 2 and the valve body 1 supported, make flashboard 2 unable continuation decline, can be so that slider 15 moves down on connecting rod 16, and make first spring 18 compress.
Preferably, in order to achieve buffering and vibration reduction, the limiting block 17 is made of rubber.
The rubber texture is comparatively soft, can reduce the slider 15 and the stopper 17 and lean on the impact force that produces when leaning on, has realized buffering and damping.
In order to realize the lifting of the lifting rod 4, two hydraulic cylinders 19 are respectively arranged at two sides of the valve body 1, the hydraulic cylinders 19 are connected with the lifting rod 4, and the hydraulic cylinders 19 drive the lifting rod 4 to lift.
Preferably, in order to facilitate the installation of the lifting rod 4, both ends of the lifting rod 4 are provided with chamfers.
The chamfer angle is used for reducing the caliber of the lifting rod 4 when the lifting rod passes through the mounting hole, and the effect of convenient mounting is achieved.
Preferably, in order to improve the freezing protection capability of the valve body 1, the valve body 1 is black.
The black color has strong ability of absorbing light and converting into heat, thereby improving the anti-freezing ability of the valve body 1 and preventing the valve body 1 from freezing.
When the flat gate is used, when the flat gate needs to be opened, the lifting rod 4 is lifted through the lifting device, and when the lifting rod 4 is lifted, the gate plate 2 and the valve body 1 are in a stop state through the connecting assembly, the lifting rod 4 is lifted to drive the sealing rod 5 to move towards the direction close to the axis of the lifting rod 4 through the connecting rod 6, when one end of the sealing rod 5, which is far away from the axis of the connecting rod 16, is positioned in the round hole, at the moment, the lifting rod 4 is lifted through the connecting assembly to drive the gate plate 2 to synchronously lift, when the gate plate 2 is separated from the fixed pipe 3, the opening is realized, when the flat gate needs to be closed, the lifting rod 4 is lifted through the lifting device, the lifting rod 4 is lifted through the connecting device to drive the gate plate 2 to synchronously lift, and when the gate plate 2 is abutted against the bottom in the valve body 1, the lifting rod 4 can not drive the gate plate 2 to continuously move downwards, at this time, the lifting rod 4 continuously descends to drive the sealing rod 5 to be inserted into the fixed pipe 3 through the connecting rod 6, the fixed pipe 3 is blocked through the sealing rod 5, the sealing performance between the gate plate 2 and the fixed pipe 3 can be improved through the matching between the sealing rod 5 and the fixed pipe 3, and when the sealing rod 5 moves towards the direction close to the axis of the lifting rod 4, through the elastic action of the second spring 11, the push rod 10 can drive the moving disc 9 to move towards the direction close to the axis of the connecting rod 16, the movement of the push rod 10 drives the sealing ring 8 to synchronously move, when the sealing ring 8 is abutted against the connecting ring 12, at this time, the moving disc 9 is separated from the connecting pipe 7, and through calculation, only when the sealing ring 8 blocks the discharge hole, the moving disc 9 can be separated from the connecting pipe 7, at this time, the air or liquid conveyed from the fixed pipe 3 into the valve body 1 can pass through the filter hole, and the impurity interception can be realized through the filter screen 14, when the sealing rod 5 moves reversely, the sealing rod 5 pushes the moving disk 9 to move into the fixed tube 3, and, by calculation, the sealing ring 8 can be separated from the discharge opening only when the mobile disc 9 is moved into the connecting pipe 7, that is, the discharge hole can be communicated with the fixed pipe 3, and since the diameter of the movable disk 9 is smaller than that of the sealing rod 5, so that the pressure between the moving disk 9 and the sealing rod 5 can be increased, and when the pressure is greater than the rated pressure of the relief valve 13, the air or liquid between the moving disk 9 and the sealing rod 5 can be discharged from the discharge hole, and the air or liquid between the connection ring 12 and the sealing rod 5 passes through the filter net 14, so that the foreign substances caught on the filter net 14 are separated from the filter net 14 and discharged from the discharge hole, whereby the function of automatically cleaning the filter net 14 can be performed, and, during the opening of the flat valve, the pressure in the fixed pipe 3 is smaller than the rated pressure of the relief valve 13 by calculation.
Compared with the prior art, this convenient type plate gate has improved the leakproofness through complementary unit, compare with current complementary unit, this complementary unit can also provide the power of impurity and filter screen 14 separation on the drive filter screen 14 through the removal of sealing rod 5, integrated linkage structure has been realized with filtering mechanism, the practicality is stronger, moreover, the function of filtering impurity has still been realized through filtering mechanism, compare with current filtering mechanism, this filtering mechanism can also realize self-cleaning filter screen 14's function, prevent that filter screen 14 from blockking up, the convenience is higher.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides a convenient type plate gate, includes valve body (1), flashboard (2), elevating gear and two fixed pipes (3), flashboard (2) set up in valve body (1), the both sides of valve body (1) all are equipped with two mounting holes, fixed pipe (3) level sets up, fixed pipe (3) and mounting hole one-to-one, flashboard (2) are located between two fixed pipes (3), the one end that is close to flashboard (2) of fixed pipe (3) inserts in the mounting hole, fixed pipe (3) and the inner wall sealing connection of mounting hole, two fixed pipe (3) coaxial settings, bottom in flashboard (2) and valve body (1) supports and leans on, be equipped with the clearance between the top in flashboard (2) and valve body (1), inner wall slip and sealing connection of being equipped with mounting hole one side of flashboard (2) and valve body (1), the valve is characterized in that the valve body (1) is provided with an auxiliary mechanism, and two fixed pipes (3) are internally provided with a filtering mechanism;
the auxiliary mechanism comprises a lifting rod (4), two sealing components and two connecting components, wherein the top of the valve body (1) is provided with an assembly hole, the lifting rod (4) vertically penetrates through the assembly hole, the lifting rod (4) is in sliding and sealing connection with the inner wall of the assembly hole, the bottom end of the lifting rod (4) is arranged on the flashboard (2), the top end of the lifting rod (4) is connected with the lifting device, a cavity is arranged in the flashboard (2), the top of the flashboard (2) is provided with a connecting hole, the connecting hole is communicated with the cavity, the lifting rod (4) penetrates through the connecting hole, the lifting rod (4) is in sliding and sealing connection with the inner wall of the connecting hole, the distance between the two ends of the fixed pipes (3) and the axis of the lifting rod (4) is equal, the connecting components are uniformly distributed by taking the axis of the lifting rod (4) as the central circumferential direction, and the connecting components and the sealing components are in one-to-one correspondence with the fixed pipes (3), the connecting assembly is arranged at the top of the flashboard (2);
seal assembly includes sealing rod (5), connecting rod (6) and round hole, the round hole sets up the one side at flashboard (2), round hole and cavity connecting rod (6), sealing rod (5) and fixed pipe (3) coaxial setting, sealing rod (5) pass the round hole, sealing rod (5) slide and sealing connection with the inner wall of round hole, sealing rod (5) are located the below of lifter (4), the one end of keeping away from lifter (4) axis of sealing rod (5) inserts in fixed pipe (3), sliding and sealing connection of inner wall of sealing rod (5) and fixed pipe (3), connecting rod (6) slope sets up in the cavity, the one end that is close to lifter (4) axis of lifter (4) is articulated through connecting rod (6) and sealing rod (5) in the bottom of lifter (4), the distance between the one end that is close to lifter (4) of connecting rod (6) and valve body (1) top is less than the other end and the valve of connecting rod (6) and valve body (6) The distance between the tops of the bodies (1);
the filtering mechanism is positioned on one side, far away from the axis of the lifting rod (4), of the sealing rod (5), the filtering mechanism comprises a connecting pipe (7), a sealing ring (8), a moving disc (9), a push rod (10), a second spring (11), a connecting ring (12), a pressure release valve (13) and two filter screens (14), the push rod (10), the connecting pipe (7), the sealing ring (8), the moving disc (9) and the connecting ring (12) are coaxially arranged with the fixed pipe (3), one end of the push rod (10) is abutted against the sealing rod (5), the moving disc (9) is arranged at the other end of the push rod (10), the connecting pipe (7) is in sealing connection with the fixed pipe (3), the moving disc (9) is arranged in the connecting pipe (7), the moving disc (9) is in sliding and sealing connection with the connecting pipe (7), the sealing ring (8) is positioned between the sealing rod (5) and the connecting pipe (7), the inner wall of sealing ring (8) and fixed pipe (3) slides and sealing connection, the internal diameter of sealing ring (8) is greater than the diameter of push rod (10), go-between (12) are located between sealing ring (8) and sealing rod (5), go-between (12) and fixed pipe (3) sealing connection, push rod (10) pass go-between (12), push rod (10) slide and sealing connection with go-between (12), be equipped with two filtration pores on go-between (12), the filtration pore uses push rod (10) as center circumference evenly distributed, the filtration pore intercommunication is passed through to the both sides of go-between (12), filter screen (14) and filtration pore one-to-one, filter screen (14) are installed in the filtration pore, the bottom of fixed pipe (3) is equipped with the relief valve, the relief valve is located between go-between (12) and sealing ring (8), relief valve (13) are installed in the discharge pore, the second spring (11) is located between the connecting ring (12) and the sealing ring (8), the push rod (10) is connected with the connecting ring (12) through the second spring (11), the second spring (11) is in a stretching state, the diameter of the moving disc (9) is smaller than that of the sealing rod (5), and a gap is formed between the sealing ring (8) and the connecting ring (12).
2. The portable flat gate according to claim 1, wherein the connecting assembly comprises a slider (15), a connecting rod (16), a limiting block (17) and a first spring (18), the connecting rod (16) is vertically arranged, the bottom end of the connecting rod (16) is arranged on the gate plate (2), the limiting block (17) is arranged at the top end of the connecting rod (16), the slider (15) is sleeved on the connecting rod (16), the slider (15) is arranged on the lifting rod (4), the first spring (18) is located between the slider (15) and the gate plate (2), the slider (15) is connected with the gate plate (2) through the first spring (18), the first spring (18) is in a compressed state, and a gap is arranged between the limiting block (17) and the slider (15).
3. The portable flat gate according to claim 2, characterized in that the stopper (17) is made of rubber.
4. The portable flat gate according to claim 1, wherein the lifting device comprises two hydraulic cylinders (19), the two hydraulic cylinders (19) are respectively arranged on two sides of the valve body (1), the hydraulic cylinders (19) are connected with the lifting rod (4), and the hydraulic cylinders (19) drive the lifting rod (4) to lift.
5. Portable flat gate according to claim 1, characterised in that the lifting rod (4) is chamfered at both ends.
6. Portable flat gate according to claim 1, characterised in that the valve body (1) is black in colour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110472042.5A CN113339537A (en) | 2021-04-29 | 2021-04-29 | Convenient type bulkhead gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110472042.5A CN113339537A (en) | 2021-04-29 | 2021-04-29 | Convenient type bulkhead gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113339537A true CN113339537A (en) | 2021-09-03 |
Family
ID=77468965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110472042.5A Pending CN113339537A (en) | 2021-04-29 | 2021-04-29 | Convenient type bulkhead gate |
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| Country | Link |
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| CN (1) | CN113339537A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774866A (en) * | 2021-09-13 | 2021-12-10 | 广州市梵绅凯服饰有限公司 | Flow regulating equipment for spillway |
| CN114838150A (en) * | 2022-05-20 | 2022-08-02 | 凯斯通阀门有限公司 | Elastic fireproof sealing high-pressure flat gate valve |
| CN116412261A (en) * | 2023-06-12 | 2023-07-11 | 靖江佳晟真空技术有限公司 | Valve core structure of vacuum gate valve |
| CN117646804A (en) * | 2024-01-30 | 2024-03-05 | 潍坊威特尔管业有限公司 | Mining electric control valve and method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387398A (en) * | 2017-08-23 | 2017-11-24 | 四川达灿石油设备有限公司 | A kind of fracturing pump pump head auxiliary body |
| CN110906010A (en) * | 2019-11-19 | 2020-03-24 | 广州市淞滨工程技术有限公司 | Hydraulic opening and closing device with good sealing effect for hydraulic engineering |
| CN110985696A (en) * | 2020-01-07 | 2020-04-10 | 陈美姻 | Valve with valve clack convenient to replace and replacing method |
| CN111280026A (en) * | 2020-03-26 | 2020-06-16 | 张刚 | A protection type water-saving irrigation system for agricultural |
| CN211231638U (en) * | 2019-12-27 | 2020-08-11 | 上海东方威尔阀门有限公司 | Filtration formula valve |
| CN212584369U (en) * | 2020-07-22 | 2021-02-23 | 泉州亿森机械有限公司 | Anti-blocking one-way valve |
| CN213017811U (en) * | 2020-08-27 | 2021-04-20 | 苏州珀威尔阀门有限公司 | Dustproof gate valve with self-cleaning function |
-
2021
- 2021-04-29 CN CN202110472042.5A patent/CN113339537A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387398A (en) * | 2017-08-23 | 2017-11-24 | 四川达灿石油设备有限公司 | A kind of fracturing pump pump head auxiliary body |
| CN110906010A (en) * | 2019-11-19 | 2020-03-24 | 广州市淞滨工程技术有限公司 | Hydraulic opening and closing device with good sealing effect for hydraulic engineering |
| CN211231638U (en) * | 2019-12-27 | 2020-08-11 | 上海东方威尔阀门有限公司 | Filtration formula valve |
| CN110985696A (en) * | 2020-01-07 | 2020-04-10 | 陈美姻 | Valve with valve clack convenient to replace and replacing method |
| CN111280026A (en) * | 2020-03-26 | 2020-06-16 | 张刚 | A protection type water-saving irrigation system for agricultural |
| CN212584369U (en) * | 2020-07-22 | 2021-02-23 | 泉州亿森机械有限公司 | Anti-blocking one-way valve |
| CN213017811U (en) * | 2020-08-27 | 2021-04-20 | 苏州珀威尔阀门有限公司 | Dustproof gate valve with self-cleaning function |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774866A (en) * | 2021-09-13 | 2021-12-10 | 广州市梵绅凯服饰有限公司 | Flow regulating equipment for spillway |
| CN114838150A (en) * | 2022-05-20 | 2022-08-02 | 凯斯通阀门有限公司 | Elastic fireproof sealing high-pressure flat gate valve |
| CN114838150B (en) * | 2022-05-20 | 2022-11-18 | 凯斯通阀门有限公司 | Elastic fireproof sealing high-pressure flat gate valve |
| CN116412261A (en) * | 2023-06-12 | 2023-07-11 | 靖江佳晟真空技术有限公司 | Valve core structure of vacuum gate valve |
| CN116412261B (en) * | 2023-06-12 | 2023-08-22 | 靖江佳晟真空技术有限公司 | Valve core structure of vacuum gate valve |
| CN117646804A (en) * | 2024-01-30 | 2024-03-05 | 潍坊威特尔管业有限公司 | Mining electric control valve and method thereof |
| CN117646804B (en) * | 2024-01-30 | 2024-04-19 | 潍坊威特尔管业有限公司 | Mining electric control valve and method thereof |
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Application publication date: 20210903 |