CN212131358U - High-pressure groove gate valve - Google Patents

High-pressure groove gate valve Download PDF

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Publication number
CN212131358U
CN212131358U CN202020733009.4U CN202020733009U CN212131358U CN 212131358 U CN212131358 U CN 212131358U CN 202020733009 U CN202020733009 U CN 202020733009U CN 212131358 U CN212131358 U CN 212131358U
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CN
China
Prior art keywords
valve
valve body
rod
gate valve
sealing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202020733009.4U
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Chinese (zh)
Inventor
胡毅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Canghai Valve Technology Co ltd
Original Assignee
Zhejiang Canghai Valve Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Canghai Valve Technology Co ltd filed Critical Zhejiang Canghai Valve Technology Co ltd
Priority to CN202020733009.4U priority Critical patent/CN212131358U/en
Application granted granted Critical
Publication of CN212131358U publication Critical patent/CN212131358U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a high-pressure slot gate valve, including valve body, valve rod and hand wheel, the upper portion of valve body is provided with movable groove, and sets up two sets of sealed faces in the middle part of valve body to the water inlet has been seted up in the middle part left side of valve body, and the delivery port has been seted up on the middle part right side of valve body simultaneously, and the bottom of valve body is provided with the valve body base, the activity is provided with the gate valve between two sets of sealed faces in the valve body, and the upper end of gate valve is rotated and is connected with the valve rod, and. This high-pressure slot gate valve, the structure sets up rationally, and the circulation in the middle part of the valve body sets up two sets of sealed faces, and the gate valve can vertical migration from top to bottom in the centre of two sets of sealed faces, conveniently opens or close the gate valve, has all sprayed the stereoplasm alloy layer on the inner wall of valve body and gate valve and the surface, and the anticorrosive wear-resisting effect of reinforcing makes its more durable, and clean light trouble of saving to adopt no filler compact structure, open, close very light, the leakproofness is effectual.

Description

High-pressure groove gate valve
Technical Field
The utility model relates to a gate valve technical field specifically is a high-pressure slot gate valve.
Background
The valve used for the fluid control system, from the simplest stop valve to various valves used in the extremely complicated automatic control system, its variety and specification are quite various, the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil, liquid metal and radioactive media, etc., in the installation of the gate valve, the traditional gate valve has various connection modes, for example, connection modes such as flange, internal and external screw threads, socket welding, clamping hoop, etc., but the traditional valve has poorer sealing performance, the traditional single sealing gasket can not meet the use requirement, the use is extremely inconvenient, and the inside of the traditional valve is inconvenient to clear when being blocked, and the use is difficult for a long time.
In order to solve the defects and the defects of the valve, the valve structure provided with the gate valve is convenient to move up and down, the internal channel is sealed tightly, and meanwhile, the flow channel is convenient to clean and dredge, so that the gate valve is smooth in long-term use and durable, and the high-pressure groove gate valve is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's valve the leakproofness relatively poor, and traditional single sealed pad can't satisfy the user demand, uses very inconveniently, and the inconvenient clearance of while traditional valve is inside when blockking up is difficult to the defect of using for a long time, provides a high-pressure slot gate valve. A high pressure slot gate valve has that the structure sets up rationally, sets up two sets of sealed faces in the circulation passageway at valve body middle part, and the gate valve vertical migration about the centre of two sets of sealed faces conveniently opens or closes the gate valve, all has spouted the stereoplasm alloy layer on the inner wall of valve body and gate valve and the surface, and anticorrosive wear-resisting effect of reinforcing makes it more durable, and clean light save trouble to adopt no filler compact structure, open, close very light, characteristics such as leakproofness is effectual. In order to achieve the above object, the utility model provides a following technical scheme: a high-pressure groove gate valve comprises a valve body, a valve rod and a hand wheel, wherein a movable groove is formed in the upper portion of the valve body, two groups of sealing surfaces are arranged in the middle of the valve body, a water inlet is formed in the left side of the middle of the valve body, a water outlet is formed in the right side of the middle of the valve body, and a valve body base is arranged at the bottom of the valve body;
the gate valve is movably arranged between the two groups of sealing surfaces in the valve body, the upper end of the gate valve is rotatably connected with the valve rod, the valve rod extension rod is welded to the upper portion of the valve rod, the connecting plate is installed on the upper portion of the valve rod extension rod, and the hand wheel is installed on the upper portion of the connecting plate.
Preferably, the water inlet and the water outlet are arranged in bilateral symmetry about the central line of the gate valve, and a flow channel is arranged between the water inlet and the water outlet.
Preferably, the gate valve comprises a closing door and a diversion hole, the closing door is arranged at the upper part of the diversion hole, the closing door moves up and down between the movable groove and the sealing surface, and the diversion hole moves up and down between the sealing surface and the valve body base.
Preferably, the upper portion of the valve body and the upper sealing seat are fixed together through a plurality of groups of fixing bolts, a rod sleeve is installed in the middle of the upper end face of the upper sealing seat, the connecting plate is located in the upper portion of the rod sleeve, and meanwhile the connecting plate is of a rotatable structure.
Preferably, the centers of the gate valve, the valve rod, the hand wheel and the valve rod extension rod are all located on the same axis, and the valve rod, the hand wheel and the valve rod extension rod can rotate clockwise or anticlockwise.
Preferably, a lower sealing ring is arranged between the upper rod body of the valve rod and the inner wall of the lower part of the rod sleeve, an upper sealing ring is arranged between the connecting plate and the rod sleeve, and the lower sealing ring and the upper sealing ring are made of rubber materials.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the high-pressure groove gate valve is reasonable in overall structure arrangement, two groups of sealing surfaces are arranged in the flow channel in the middle of the valve body, the gate valve can vertically move up and down between the two groups of sealing surfaces, the gate valve is convenient to open or close, the sealing is compact, the medium is prevented from flowing to the area outside the flow channel, and the use is safer and more compact;
2. the gate valve, the valve rod extension rod and the lower sealing ring form a rotary valve rod structure, the valve rod and the gate valve are rotatably connected, the gate valve is conveniently driven to move up and down together by rotating the valve rod, and meanwhile, hard alloy layers are sprayed on the inner walls and the outer surfaces of the valve body and the gate valve, so that the corrosion-resistant and wear-resistant effects are enhanced, and the gate valve is more durable;
3. when the closed door of the gate valve moves between the two groups of sealing surfaces and the gate valve is fully opened, the channel is smooth and straight, no flow resistance and no pressure loss exist, a pipeline can be cleaned and swept by a fuzzy ball, cleaning is easy and trouble-saving, a packless pressing structure is adopted, opening and closing are very easy, and the sealing effect is good.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a schematic sectional view of the structure of the present invention;
FIG. 4 is a left side view of the gate valve of the present invention;
fig. 5 is a schematic view of the gate valve section structure of the present invention.
1. The valve comprises a valve body, 2, a sealing surface, 3, a water outlet, 4, a gate valve, 5, a valve rod, 6, an upper sealing seat, 7, a rod sleeve, 8, a connecting plate, 9, an upper sealing ring, 10, a hand wheel, 11, a valve rod extension rod, 12, a lower sealing ring, 13, a fixing bolt, 14, a movable groove, 15, a water inlet, 16, a valve body base, 17, a sealing door, 18 and a diversion hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a high-pressure groove gate valve comprises a valve body 1, sealing surfaces 2, a water outlet 3, a gate valve 4, a valve rod 5, an upper sealing seat 6, a rod sleeve 7, a connecting plate 8, an upper sealing ring 9, a hand wheel 10, a valve rod extension rod 11, a lower sealing ring 12, a fixing bolt 13, a movable groove 14, a water inlet 15, a valve body base 16, a sealing door 17 and a diversion hole 18, wherein the upper part of the valve body 1 is provided with the movable groove 14, two groups of sealing surfaces 2 are arranged in the middle part of the valve body 1, the left side of the middle part of the valve body 1 is provided with the water inlet 15, the right side of the middle part of the valve body 1 is provided with the water outlet 3, the water inlet 15 and the water outlet 3 are arranged in bilateral symmetry about the central line of the gate valve 4, a flow channel is arranged between the water inlet 15 and the water outlet 3, the bottom of the valve, the sealing door 17 is arranged at the upper part of the diversion hole 18, the sealing door 17 moves up and down between the movable groove 14 and the sealing surface 2, the diversion hole 18 moves up and down between the sealing surface 2 and the valve body base 16, the upper end of the gate valve 4 is rotatably connected with the valve rod 5, a lower sealing ring 12 is arranged between the upper rod body of the valve rod 5 and the lower inner wall of the rod sleeve 7, an upper sealing ring 9 is arranged between the connecting plate 8 and the rod sleeve 7, the lower sealing ring 12 and the upper sealing ring 9 are both made of rubber materials, the upper part of the valve rod 5 is welded with a valve rod extension rod 11, the upper part of the valve rod extension rod 11 is provided with the connecting plate 8, the upper part of the connecting plate 8 is provided with a hand wheel 10, the centers of the gate valve 4, the valve rod 5, the hand wheel 10 and the valve rod extension rod 11 are all positioned on the same axis, the upper portion of the valve body 1 is fixed with the upper sealing seat 6 through a plurality of groups of fixing bolts 13, the rod sleeve 7 is installed in the middle of the upper end face of the upper sealing seat 6, the connecting plate 8 is located in the upper portion of the rod sleeve 7, and meanwhile the connecting plate 8 is of a rotatable structure.
As shown in fig. 1-5, the overall structure of the device is shown, two groups of sealing surfaces 2 are arranged in a flow channel in the middle of a valve body 1, and a gate valve 4 can vertically move up and down between the two groups of sealing surfaces 2, so that the gate valve is convenient to open or close, is tightly closed, prevents medium from flowing to an area outside the flow channel, and is safer and more compact to use;
the gate valve 4, the valve rod 5, the valve rod extension rod 11 and the lower sealing ring 12 form a rotary valve rod structure, the valve rod 5 is rotatably connected with the gate valve 4, the gate valve 4 is driven to move up and down conveniently by rotating the valve rod 5, and hard alloy layers are sprayed on the inner walls and the outer surfaces of the valve body 1 and the gate valve 4, so that the corrosion resistance and the wear resistance are enhanced, and the valve is more durable;
when the closing door 17 of the gate valve 4 moves between the two groups of sealing surfaces 2 and the gate valve is fully opened, the channel is smooth and straight, no flow resistance and no pressure loss exist, a pompon can be used for cleaning and sweeping the pipeline, the cleaning is easy and trouble-saving, and a packless pressing structure is adopted, so that the opening and the closing are very easy, and the sealing effect is good.
The working principle is as follows: when the high-pressure groove gate valve is used, a water inlet 15 on the left side of the middle part of a valve body 1 is connected with a left pipeline, a water outlet 3 on the right side of the middle part of the valve body 1 is connected with a right pipeline, a medium flows into the valve body 1 from the water inlet 15, the connecting plate 8 and the valve rod extension rod 11 are driven to rotate together by rotating the hand wheel 10 on the upper side, the hand wheel 10 below the valve rod extension rod 11 also rotates and moves together, when the hand wheel 10 is rotated anticlockwise, the valve rod extension rod 11 drives the hand wheel 10 to move upwards while rotating in the rotating process until the flow guide hole 18 at the bottom of the gate valve 4 moves to the middle of two groups of sealing surfaces 2, the gate is opened, the medium starts to flow in from the water inlet 15, flows out from the water outlet 3 through the sealing surfaces 2 and the flow guide hole 18, when the hand wheel 10 is rotated clockwise, the valve, until the closed door 17 on the gate valve 4 moves down to the centre of two sets of sealed faces 2, closes the gate, prevents the medium from 15 flow direction delivery ports 3 of water inlet, and this equipment overall structure sets up rationally, conveniently controls the use, and the circulation is smooth and easy, seals closely to more durable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high pressure slot gate valve, includes valve body (1), valve rod (5) and hand wheel (10), its characterized in that: a movable groove (14) is formed in the upper portion of the valve body (1), two groups of sealing surfaces (2) are arranged in the middle of the valve body (1), a water inlet (15) is formed in the left side of the middle of the valve body (1), a water outlet (3) is formed in the right side of the middle of the valve body (1), and a valve body base (16) is arranged at the bottom of the valve body (1);
the valve is characterized in that a gate valve (4) is movably arranged between two groups of sealing surfaces (2) in the valve body (1), the upper end of the gate valve (4) is rotatably connected with a valve rod (5), a valve rod extension rod (11) is welded on the upper portion of the valve rod (5), a connecting plate (8) is installed on the upper portion of the valve rod extension rod (11), and a hand wheel (10) is installed on the upper portion of the connecting plate (8).
2. A high-pressure trench gate valve according to claim 1, wherein: the water inlet (15) and the water outlet (3) are arranged in bilateral symmetry about the central line of the gate valve (4), and a flow channel is arranged between the water inlet (15) and the water outlet (3).
3. A high-pressure trench gate valve according to claim 1, wherein: the gate valve (4) comprises a sealing door (17) and a diversion hole (18), the sealing door (17) is arranged at the upper part of the diversion hole (18), the sealing door (17) moves up and down between the movable groove (14) and the sealing surface (2) and moves up and down, and meanwhile, the diversion hole (18) moves up and down between the sealing surface (2) and the valve body base (16).
4. A high-pressure trench gate valve according to claim 1, wherein: the upper portion of the valve body (1) is fixed with the upper sealing seat (6) through a plurality of groups of fixing bolts (13), a rod sleeve (7) is installed in the middle of the upper end face of the upper sealing seat (6), the connecting plate (8) is located in the upper portion of the rod sleeve (7), and meanwhile the connecting plate (8) is of a rotatable structure.
5. A high-pressure trench gate valve according to claim 1, wherein: the center of the gate valve (4), the center of the valve rod (5), the center of the hand wheel (10) and the center of the valve rod extension rod (11) are all located on the same axis, and the valve rod (5), the center of the hand wheel (10) and the center of the valve rod extension rod (11) can rotate clockwise or anticlockwise to move.
6. A high-pressure trench gate valve according to claim 1, wherein: a lower sealing ring (12) is arranged between the upper rod body of the valve rod (5) and the inner wall of the lower part of the rod sleeve (7), an upper sealing ring (9) is arranged between the connecting plate (8) and the rod sleeve (7), and the lower sealing ring (12) and the upper sealing ring (9) are made of rubber materials.
CN202020733009.4U 2020-05-07 2020-05-07 High-pressure groove gate valve Expired - Fee Related CN212131358U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020733009.4U CN212131358U (en) 2020-05-07 2020-05-07 High-pressure groove gate valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020733009.4U CN212131358U (en) 2020-05-07 2020-05-07 High-pressure groove gate valve

Publications (1)

Publication Number Publication Date
CN212131358U true CN212131358U (en) 2020-12-11

Family

ID=73693788

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020733009.4U Expired - Fee Related CN212131358U (en) 2020-05-07 2020-05-07 High-pressure groove gate valve

Country Status (1)

Country Link
CN (1) CN212131358U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201211

CF01 Termination of patent right due to non-payment of annual fee