CN215806414U

CN215806414U - High-performance movable sealing gate valve

Info

Publication number: CN215806414U
Application number: CN202122132787.5U
Authority: CN
Inventors: 陈宸豪
Original assignee: Jiangsu Degong Valve Technology Co ltd
Current assignee: Jiangsu Degong Valve Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-02-11
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a high-performance movable sealing gate valve which comprises a valve body, a flange piece, a control cavity, an adjusting cavity, a connecting mechanism, an opening and closing mechanism and a control mechanism, wherein the control cavity and the adjusting cavity are both arranged in the valve body, the adjusting cavity is positioned above the control cavity, the connecting mechanism comprises an input groove arranged on the outer wall of one side of the valve body, an output groove arranged on the outer wall of one side of the valve body, which is far away from the input groove, an anti-seepage ring arranged on the inner walls of the input groove and the output groove, and a connecting pipe welded on the inner walls of the input groove and the output groove, and the connecting pipe is matched with the anti-seepage ring. According to the utility model, the flange pieces are connected with the pipeline through the bolts, the leak-proof gasket seals the gap between the flange pieces, the tightness between the valve body and the pipeline is enhanced, the pipeline is not easy to leak, the transmission medium is prevented from leaking, the piston and the sealing gasket improve the sealing performance in the control cavity, the transmission medium is prevented from leaking, meanwhile, the components such as the baffle plate and the like are prevented from being worn, and the service life of the sealing valve gate is prolonged.

Description

High-performance movable sealing gate valve

Technical Field

The utility model relates to the technical field of sealing gate valves, in particular to a high-performance movable sealing gate valve.

Background

The sealing gate valve is a component used for realizing the cutting off and flow control of a pipeline system, has the advantages of high sealing performance, simplicity in operation and the like, is widely applied in the fields of petroleum, chemical engineering, metallurgy, water and electricity and the like, and the use of the soft sealing gate valve tends to be more and more energy-saving, intelligent and the like along with the development of scientific technology.

The existing soft seal gate valve is simple in structure, single in function, poor in mobility and easy to leak in the conveying process of conveying media, and abrasion is caused due to mutual friction inside the seal gate valve after the soft seal gate valve is used for a long time, so that the sealing performance of the seal gate valve is poor, the service life of the seal gate valve is shortened, and the seal gate valve is easy to leak in the conveying process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a high-performance movable sealing gate valve.

In order to achieve the purpose, the utility model adopts the following technical scheme:

high performance activity sealing gate valve, including valve body, flange piece, control chamber, regulation chamber, coupling mechanism, the mechanism that opens and shuts, control mechanism, red and valve body inside is all opened to control chamber, regulation chamber, and the regulation chamber is located the control chamber top, coupling mechanism including set up in the input groove of valve body one side outer wall, set up in the valve body and keep away from the delivery groove of input groove one side outer wall, set up in the prevention of seepage circle of input groove and delivery groove inner wall, weld in the connecting pipe of input groove and delivery groove inner wall, connecting pipe and prevention of seepage circle looks adaptation, control chamber, regulation chamber are the square groove.

Preferably, the flange plate is welded on the outer walls of two sides of the valve body, the outer wall of the flange plate is provided with threaded holes distributed at equal intervals, the outer wall of one side, away from the valve body, of the flange plate is provided with a leakage-proof pad, and the leakage-proof pad is matched with the flange plate.

Preferably, the mechanism that opens and shuts includes the conveyer pipe that lets in the control chamber that input groove and the adjacent both sides inner wall of output groove set up, weld in the connecting block of control chamber bottom inner wall, set up in the response groove of connecting block top outer wall, install in the pressure sensor of response inslot wall, control chamber bottom inner wall is provided with the piston, and piston and connecting block looks adaptation.

Preferably, the outer wall of the bottom of the valve body is provided with a prompter, the pressure sensor is connected with a controller through a wire, and the controller is connected with the prompter through a wire.

Preferably, control mechanism including slide peg graft in the baffle of regulation intracavity wall, set up in the lift groove of baffle top outer wall, through the screw thread rotate install in the threaded rod of lift inslot wall, set up in the valve body top outer wall let in the mounting groove of adjusting intracavity portion, rotate the control lever of installing in the mounting groove inner wall, control lever bottom outer wall and threaded rod top outer wall connection, frictional force between threaded rod and the lift groove is far less than the relative turning force between threaded rod and the lift groove, baffle bottom outer wall is opened there is the draw-in groove, and draw-in groove size and connection piece size looks adaptation.

Preferably, the inner wall of the bottom of the adjusting cavity is provided with a sliding groove communicated with the control cavity, the sliding groove is matched with the baffle, the outer wall of the baffle and the inner wall of the sliding groove are both provided with sealing gaskets, and the sizes of the sealing gaskets are matched with the size of the baffle and the size of the sliding groove respectively.

The utility model has the beneficial effects that:

1. according to the utility model, the outer wall of the flange plate is provided with a plurality of threaded holes, the threaded holes are connected with the pipeline through bolts, the connecting pipe is inserted into the pipeline, the leak-proof gasket seals the gap between the flange plates, the tightness between the valve body and the pipeline is enhanced, the pipeline is not easy to leak, meanwhile, the leak-proof ring increases the sealing property between the input groove and the output groove, the sealing effect is improved, and the transmission medium is prevented from leaking;

2. thereby the control lever rotates to drive between threaded rod and the lift groove and rotates and drive the baffle and go up and down to open and close the control chamber in the inside rotation of mounting groove, when the baffle is opened, carry the medium through the input of input groove input again output, when needs damming, the baffle descends to make the connecting block insert in the draw-in groove of baffle bottom, when pressure sensor receives the pressure that comes from the baffle, the prompting device sends sound and reminds, remind the baffle to close and accomplish, prevent that the baffle from descending excessively to cause the damage to the valve body, the piston improves the leakproofness of control intracavity portion with sealed the pad, prevent to carry the medium seepage, prevent simultaneously that components such as baffle from wearing and tearing, improve sealed valve gate life.

Drawings

FIG. 1 is a schematic view of a main structure of a high-performance movable sealing gate valve according to the present invention;

FIG. 2 is a schematic structural diagram of a control mechanism of the high-performance movable sealing gate valve according to the present invention;

fig. 3 is a schematic cross-sectional structural view of the high-performance movable sealing gate valve according to the present invention.

In the figure: the device comprises a valve body 1, a flange plate 2, a leakage-proof pad 3, an input groove 4, an output groove 5, an anti-seepage ring 6, a connecting pipe 7, a control cavity 8, a connecting block 9, a pressure sensor 10, a piston 11, an adjusting cavity 12, a baffle 13, a threaded rod 14, a control rod 15, a sealing pad 16 and a prompter 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, the high performance movable sealing gate valve comprises a valve body 1, a flange plate 2, a control chamber 8, an adjusting chamber 12, a connecting mechanism, an opening and closing mechanism and a control mechanism, wherein the control chamber 8 and the adjusting chamber 12 are both red and arranged inside the valve body 1, the adjusting chamber 12 is positioned above the control chamber 8, the flange plate 2 is welded on the outer walls of two sides of the valve body 1, the outer wall of the flange plate 2 is provided with threaded holes distributed equidistantly, the outer wall of one side of the valve body 1 away from the flange plate 2 is provided with a leakage-proof gasket 3, the leakage-proof gasket 3 is matched with the flange plate 2, the connecting mechanism comprises an input groove 4, an output groove 5, a leakage-proof ring 6 and a connecting pipe 7, the input groove 4 is arranged on the outer wall of one side of the valve body 1, the output groove 5 is arranged on the outer wall of one side of the valve body 1 away from the input groove 4, the leakage-proof ring 6 is arranged on the inner walls of the input groove 4 and the output groove 5, the connecting pipe 7 is welded on the inner walls of the input groove 4 and the output groove 5, the connecting pipe 7 is matched with the anti-seepage ring 6, the control cavity 8 and the adjusting cavity 12 are both square grooves, a plurality of threaded holes are formed in the outer wall of the flange piece 2, the threaded holes are connected with the pipeline through bolts, the connecting pipe 7 is inserted into the pipeline, the anti-seepage gasket 3 seals gaps between the flange pieces 2, tightness between the valve body 1 and the pipeline is enhanced, the pipeline is not easy to leak, meanwhile, the anti-seepage ring 6 increases tightness between the input groove 4 and the output groove 5, sealing effect is improved, and conveying media are prevented from leaking;

the opening and closing mechanism comprises a conveying pipe, a connecting block 9, a sensing groove, a pressure sensor 10, a piston 11 and a prompter 17, wherein the conveying pipe is arranged on the inner walls of two adjacent sides of an input groove 4 and an output groove 5, the tail end of the conveying pipe is led into a control chamber 8, the connecting block 9 is welded on the inner wall of the bottom of the control chamber 8, the sensing groove is arranged on the outer wall of the top of the connecting block 9, the pressure sensor 10 is arranged on the inner wall of the sensing groove, the piston 11 is arranged on the inner wall of the bottom of the control chamber 8, the piston 11 is matched with the connecting block 9, the prompter 17 is arranged on the outer wall of the bottom of the valve body 1, the pressure sensor 10 is connected with a controller through a lead, the controller is connected with the prompter 17 through a lead, when the flow needs to be stopped, the baffle 13 descends to enable the connecting block 9 to be inserted into a clamping groove at the bottom of the baffle 13, and when the pressure sensor 10 is under the pressure from the baffle, the prompter 17 makes a sound to prompt, reminding the completion of the closing of the baffle 13, and preventing the damage to the valve body 1 caused by the excessive descending of the baffle 13;

the control mechanism comprises a baffle 13, a lifting groove, a threaded rod 14, a mounting groove, a control rod 15, a clamping groove, a sliding groove and a sealing gasket 16, the baffle 13 is inserted into the inner wall of the adjusting cavity 12 in a sliding mode, the lifting groove is formed in the outer wall of the top of the baffle 13, the threaded rod 14 is installed on the inner wall of the lifting groove through threaded rotation, the friction force between the threaded rod 14 and the lifting groove is far smaller than the relative rotating force between the threaded rod 14 and the lifting groove, the mounting groove is formed in the outer wall of the top of the valve body 1, the control rod 15 is installed on the inner wall of the mounting groove in a rotating mode, the outer wall of the bottom of the control rod 15 is connected with the outer wall of the top of the threaded rod 14, the clamping groove is formed in the outer wall of the bottom of the baffle 13 and is matched with the inner wall of the bottom of the adjusting cavity 12, the sliding groove is matched with the baffle 13, the sealing gasket 16 is arranged on the outer wall of the baffle 13 and the inner wall of the sliding groove, and the sealing gasket 15 is respectively matched with the baffle 13 and the baffle 13, Spout size looks adaptation, thereby control lever 15 rotates in the mounting groove inside and drives between threaded rod 14 and the lift groove and rotate and drive baffle 13 and go up and down to open and close control chamber 8, when baffle 13 is opened, carry the medium through input groove 4 input again through output groove 5 output, when needs damming, baffle 13 descends to make connecting block 9 insert in the draw-in groove of baffle 13 bottom, piston 11 improves the inside leakproofness in control chamber 8 with sealed 16, prevent to carry the medium seepage, prevent the wearing and tearing of components such as baffle 13 simultaneously, improve sealed valve gate life.

The working principle is as follows: in the utility model, the outer wall of a flange plate 2 is provided with a plurality of threaded holes, the threaded holes are connected with a pipeline through bolts, a connecting pipe 7 is inserted into the pipeline, a leak-proof gasket 3 seals a gap between the flange plate 2, the tightness between a valve body 1 and the pipeline is enhanced, the pipeline is not easy to leak, meanwhile, a leak-proof ring 6 increases the tightness between an input groove 4 and an output groove 5, the sealing effect is improved, a conveying medium is prevented from leaking, a control rod 15 rotates in the mounting groove to drive a threaded rod 14 and a lifting groove to rotate so as to drive a baffle 13 to lift and close a control cavity 8, when the baffle 13 is opened, the conveying medium is input through the input groove 4 and then output through the output groove 5, when the flow needs to be stopped, the baffle 13 descends to enable a connecting block 9 to be inserted into a clamping groove at the bottom of the baffle 13, when a pressure sensor 10 is under the pressure from the baffle, a prompter 17 gives a sound to prompt, reminding baffle 13 to close and having accomplished, preventing that baffle 13 descends and excessively causes the damage to valve body 1, piston 11 improves the leakproofness of control chamber 8 inside with sealed 16, prevents to carry the medium seepage, prevents simultaneously that components such as baffle 13 from wearing and tearing, improves sealed valve gate life.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. High performance activity sealing gate valve, including valve body (1), flange piece (2), control chamber (8), regulation chamber (12), coupling mechanism, the mechanism that opens and shuts, control mechanism, its characterized in that, red and valve body (1) inside is all opened in control chamber (8), regulation chamber (12), and adjusts chamber (12) and be located control chamber (8) top, coupling mechanism including set up input groove (4) of valve body (1) one side outer wall, set up output groove (5) of keeping away from input groove (4) one side outer wall in valve body (1), set up in input groove (4) and output groove (5) inner wall seepage prevention circle (6), weld in input groove (4) and output groove (5) inner wall connecting pipe (7), connecting pipe (7) and seepage prevention circle (6) looks adaptation, control chamber (8), regulation chamber (12) are the square groove.

2. The high-performance movable sealing gate valve according to claim 1, wherein the flange plate (2) is welded on the outer walls of two sides of the valve body (1), the outer wall of the flange plate (2) is provided with threaded holes distributed at equal intervals, the outer wall of one side, far away from the valve body (1), of the flange plate (2) is provided with a leakage-proof gasket (3), and the leakage-proof gasket (3) is matched with the flange plate (2).

3. The high-performance movable sealing gate valve according to claim 1, wherein the opening and closing mechanism comprises a conveying pipe which is arranged on the inner walls of two adjacent sides of the input groove (4) and the output groove (5) and is communicated with the control cavity (8), a connecting block (9) welded on the inner wall of the bottom of the control cavity (8), an induction groove arranged on the outer wall of the top of the connecting block (9), and a pressure sensor (10) arranged on the inner wall of the induction groove, wherein a piston (11) is arranged on the inner wall of the bottom of the control cavity (8), and the piston (11) is matched with the connecting block (9).

4. The high-performance movable sealing gate valve according to claim 1, characterized in that the outer wall of the bottom of the valve body (1) is provided with a prompter (17), the pressure sensor (10) is connected with a controller through a lead, and the controller is connected with the prompter (17) through a lead.

5. The high-performance movable sealing gate valve according to claim 1, wherein the control mechanism comprises a baffle (13) inserted into the inner wall of the adjusting cavity (12) in a sliding manner, a lifting groove formed in the outer wall of the top of the baffle (13), a threaded rod (14) installed on the inner wall of the lifting groove in a threaded manner, an installation groove formed in the outer wall of the top of the valve body (1) and communicated with the inside of the adjusting cavity (12), and a control rod (15) installed on the inner wall of the installation groove in a rotating manner, wherein the outer wall of the bottom of the control rod (15) is connected with the outer wall of the top of the threaded rod (14), the friction force between the threaded rod (14) and the lifting groove is far smaller than the relative rotating force between the threaded rod (14) and the lifting groove, a clamping groove is formed in the outer wall of the bottom of the baffle (13), and the size of the clamping groove is matched with that of the connecting block (9).

6. The high-performance movable sealing gate valve according to claim 1, characterized in that a chute leading into the control chamber (8) is arranged on the inner wall of the bottom of the adjusting chamber (12), the chute is matched with the baffle (13), sealing gaskets (16) are arranged on the outer wall of the baffle (13) and the inner wall of the chute, and the sizes of the sealing gaskets (16) are respectively matched with the sizes of the baffle (13) and the chute.