CN211925388U

CN211925388U - Crystallization-proof gate valve set

Info

Publication number: CN211925388U
Application number: CN202020329198.9U
Authority: CN
Inventors: 房传健
Original assignee: Tianjin Guruite Machinery Manufacturing Co ltd
Current assignee: Tianjin Guruite Machinery Manufacturing Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-13
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to the technical field of valves, in particular to an anti-crystallization gate valve set, which prevents the medium from condensing in a connecting pipe and a channel and forming crystallization on a gate plate, thereby avoiding the defect that the gate plate can not be opened smoothly, reducing the workload of processing the gate valve due to medium crystallization in industrial production, improving the production efficiency and improving the practicability; the novel gate valve comprises a valve body, the glan, the fixed axle, the hand wheel, the flashboard, the connecting pipe, support column and bottom plate, the valve body middle part is provided with the passageway, the valve body top is provided with the screw hole, the glan bottom is connected with the cooperation of valve body top screw hole, the flange inboard is connected with the valve body outside, be provided with the multiunit connecting hole on the flange circumference, by the connecting pipe intercommunication between two sets of gate valves, the connecting pipe both ends pass the connecting hole with the flange through the bolt respectively and are connected, the gasket suit is on the bolt, be provided with from reflux system on the connecting pipe.

Description

Crystallization-proof gate valve set

Technical Field

The utility model relates to a technical field of valve especially relates to prevent crystallization gate valve valves.

Background

In industrial production, gate valves are increasingly used. The medium to be conveyed enters the inner chamber from the inlet of the gate valve and then leaves from the outlet, and a gate plate is arranged in the inner chamber and used for closing the inner chamber. However, such problems are currently encountered in the use of gate valves: to some kinds of media, can form the crystallization on the flashboard when the inner chamber through the gate valve, influenced the smooth opening and close and sealing performance of flashboard from this to influence production efficiency, the practicality is not high.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a prevent that the medium from condensing and forming the crystallization on the flashboard in connecting pipe and passageway, lead to the drawback that the flashboard can't be opened smoothly, reduce the work load because of medium crystallization treatment gate valve in industrial production, improve production efficiency, improved the anti-crystallization gate valve valves of practicality.

The utility model discloses a prevent crystal-growth floodgate valves group, including the valve body, glan, the fixed axle, the hand wheel, the flashboard, the connecting pipe, support column and bottom plate, the valve body middle part is provided with the passageway, the valve body top is provided with the screw hole, glan bottom and valve body top screw hole cooperation are connected, the fixed axle bottom passes glan with one heart and extends to glan, the fixed axle top is connected with the hand wheel bottom, the flashboard is located the passageway, the fixed axle bottom is connected with the flashboard top, twist the hand wheel and can drive the flashboard rotation through the fixed axle, through the logical ending of flashboard control channel, the valve body both ends all are provided with the flange, the flange inboard is connected with the valve body outside, be provided with the multiunit connecting hole on the flange circumference, communicate by the connecting pipe between two sets of, the system of two gate valves is seated on the base plate by the support post.

The utility model discloses a prevent crystallization gate valve valves, wherein from the return-flow system include the pump, the frame, first connecting pipe, the valve, the fixed block, second connecting pipe and third connecting pipe, the frame passes through the pump and is connected with the bottom plate top, the pump is connected with the power, first connecting pipe intercommunication is passed through with the connecting pipe bottom to the pump left end, both ends are provided with the connecting plate respectively about the valve, the valve top is provided with the handle, the handle bottom is connected with the valve top, the valve bottom is passed through the fixed block and is connected with the bottom plate top, the valve left end passes through the second connecting pipe with the pump right-hand member and is connected, the valve right-hand member.

The utility model discloses a prevent crystallization gate valve valves, bottom plate top four corners is provided with the jack-up hole respectively.

The utility model discloses a prevent crystallization gate valve group still includes screw rod and backing plate, and the bottom plate bottom is provided with adjusts the cushion, adjusts the cushion top and is connected with the bottom plate bottom, adjusts the cushion bottom and is provided with the screw hole, and the screw rod top is connected with the cooperation of adjusting cushion bottom screw hole, screw rod bottom and backing plate top rotatable coupling, the height of the adjustable regulation cushion of rotatory screw rod.

The utility model discloses a prevent crystallization gate valve valves packs fills the heat preservation between valve body and passageway and fills.

The utility model discloses a prevent crystallization gate valve valves, the glan inner circle is provided with the sealing washer, and the sealing washer suit is on the fixed axle.

The utility model discloses a prevent crystallization gate valve valves, hand wheel and handle are last all to be provided with the rubber handle cover.

The utility model discloses a prevent that crystallization gate valve group will utilize setting to the spring shim that the gasket is connected between each part.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up above device, when two gate valves were closed, the self-refluxing system on the accessible connecting pipe made the medium in the connecting pipe continue the circulation, prevented that the medium from condensing in connecting pipe and passageway and forming the crystallization on the flashboard, lead to the drawback that the flashboard can't be opened smoothly, reduced the work load because of medium crystallization treatment gate valve in industrial production, improved production efficiency to through setting up the bottom plate, can be convenient for to the removal of system, improved the practicality.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a left side view structure diagram of the present invention;

FIG. 4 is a schematic sectional view of the gate valve of the present invention;

in the drawings, the reference numbers: 1. a valve body; 2. a channel; 3. glan; 4. a fixed shaft; 5. a hand wheel; 6. a shutter plate; 7. a flange; 8. connecting holes; 9. a connecting pipe; 10. a support pillar; 11. a base plate; 12. a pump; 13. a machine base; 14. a first connecting pipe; 15. a valve; 16. a connecting plate; 17. a handle; 18. a fixed block; 19. a second connecting pipe; 20. a third connecting pipe; 21. a lifting hole; 22. adjusting the cushion block; 23. a screw; 24. a base plate; 25. heat preservation and filling; 26. and (5) sealing rings.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 4, the anti-crystallization gate valve set of the utility model comprises a valve body 1, a gland 3, a fixed shaft 4, a hand wheel 5, a gate plate 6, a connecting pipe 9, a support column 10 and a bottom plate 11, wherein a channel 2 is arranged in the middle of the valve body 1, a threaded hole is arranged at the top end of the valve body 1, the bottom end of the gland 3 is matched and connected with the threaded hole at the top end of the valve body 1, the bottom end of the fixed shaft 4 concentrically passes through the gland 3 and extends into the gland 3, the top end of the fixed shaft 4 is connected with the bottom end of the hand wheel 5, the gate plate 6 is positioned in the channel 2, the bottom end of the fixed shaft 4 is connected with the top end of the gate plate 6, the hand wheel 5 is screwed to drive the gate plate 6 to rotate by the fixed shaft 4, the opening and closing of the channel 2 are controlled by the gate plate 6, flanges 7 are arranged at both ends of the valve body, the gasket is sleeved on the bolt, a self-refluxing system is arranged on the connecting pipe 9, and a system formed by the two gate valves is located on the bottom plate 11 through the supporting column 10; through setting up above device, when two gate valves were closed, the self-refluxing system on the accessible connecting pipe 9 made the medium in the connecting pipe 9 continue the circulation, prevented that the medium from condensing in connecting pipe 9 and passageway 2 and forming the crystallization on flashboard 6, lead to the drawback that flashboard 6 can't be opened smoothly, reduce the work load because of medium crystallization treatment gate valve in industrial production, improve production efficiency to through setting up bottom plate 11, can be convenient for to the removal of system, improved the practicality.

The utility model discloses a prevent crystallization gate valve valves, wherein from the return-flow system including pump 12, frame 13, first connecting pipe 14, valve 15, fixed block 18, second connecting pipe 19 and third connecting pipe 20, frame 13 is connected with bottom plate 11 top through pump 12, pump 12 is connected with the power, pump 12 left end and 9 bottoms of connecting pipe are through first connecting pipe 14 intercommunication, both ends are provided with connecting plate 16 respectively about valve 15, valve 15 top is provided with handle 17, handle 17 bottom is connected with 15 tops of valve, 15 bottoms of valve are connected with 11 tops of bottom plate through

fixed block

18, 15 left ends of valve and pump 12 right-hand member pass through second connecting pipe 19 to be connected, 15 right ends of valve and 9 tops of connecting pipe are connected through third connecting pipe 20; with pump 12 switch on, through first connecting pipe 14 in with the stationary medium suction second connecting pipe 19 in the connecting pipe 9, valve 15 is opened to rotatory handle 17, the medium flows back to in the connecting pipe 9 through third connecting pipe 20, forms a closed loop so far, through setting up above device, can prevent that the medium from condensing in connecting pipe 9 and passageway 2 and forming the crystallization on flashboard 6, leads to the drawback that flashboard 6 can't be opened smoothly, has improved the practicality.

In the anti-crystallization gate valve set of the utility model, the four corners of the top end of the bottom plate 11 are respectively provided with the lifting holes 21; because the device is heavier, artifical transport is harder, through set up jack-up hole 21 on bottom plate 11 top, utilizes the cooperation of hoisting equipment and rings to hoist the device and remove, has improved the convenience.

The utility model discloses a prevent crystallization gate valve group still includes screw rod 23 and backing plate 24, and bottom plate 11 bottom is provided with adjusting cushion block 22, and adjusting cushion block 22 top is connected with bottom plate 11 bottom, and adjusting cushion block 22 bottom is provided with the screw hole, and screw rod 23 top is connected with adjusting cushion block 22 bottom screw hole cooperation, and screw rod 23 bottom is rotatable with backing plate 24 top, and rotatory screw rod 23 can adjust the height of adjusting cushion block 22; through setting up above high adjusting device in bottom plate 11 bottom, can rotate screw rod 23 when the device takes one's place and adjust the height of adjusting pad 22, make the device be in the horizontality, improved the practicality.

The utility model discloses an anti-crystallization gate valve set, which is filled with heat insulation filler 25 between a valve body 1 and a channel 2; through filling between valve body 1 and passageway 2 and keeping warm and filling 25, can keep warm the effect to the medium in the passageway 2, prevent the crystallization, improved the practicality.

In the anti-crystallization gate valve set of the utility model, the sealing ring 26 is arranged on the inner ring of the Glan 3, and the sealing ring 26 is sleeved on the fixed shaft 4; by providing the seal ring 26, the medium in the passage 2 can be prevented from flowing out through the gap between the fixed shaft 4 and the flange 3, causing unnecessary loss, and improving the sealing property.

In the anti-crystallization gate valve set of the utility model, the hand wheel 5 and the handle 17 are both provided with rubber handle sleeves; the rubber handle sleeves are arranged on the hand wheel 5 and the handle 17, so that the friction force between the hand and the handle sleeve of an operator can be increased, the using force is reduced during rotation, and the practicability is improved.

The utility model discloses a crystallization-proof gate valve group, which is a spring gasket by connecting all the parts by gaskets; can produce vibrations at the medium flow in-process, long time led to the bolt to drop easily, through setting the gasket to elastic gasket, can prevent that the bolt from droing, improved the steadiness.

The utility model discloses a prevent crystallization gate valve valves, it is at the during operation, at first operating personnel utilizes wherein equipment and the cooperation of jack-up hole 21 to take one's place the device, later highly make the device be in the level and load and do benefit to the installation cooperation according to the rotatory screw rod 23 of mounted position, then connect each part, later when two gate valves are closed, with pump 12 switch on, through first connecting pipe 14 with the connecting pipe 9 in static medium inhale second connecting pipe 19, valve 15 is opened to rotatory handle 17, the medium flows back through third connecting pipe 20 in the connecting pipe 9, so far, form a closed loop, prevent that the medium from condensing and forming the crystallization on flashboard 6 in connecting pipe 9 and passageway 2, lead to the drawback that flashboard 6 can't be opened smoothly, when two gate valves are opened, it can to close pump 12.

The installation mode, the connection mode or the setting mode of the anti-crystallization gate valve set of the utility model are common mechanical modes, and the anti-crystallization gate valve set can be implemented as long as the beneficial effects can be achieved; the utility model discloses a prevent pump of crystallization gate valve valves for purchase on the market, technical personnel only need install and operate according to its subsidiary specification in this industry can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The anti-crystallization gate valve set is characterized by comprising a valve body (1), a gland (3), a fixed shaft (4), a hand wheel (5), a gate plate (6), a connecting pipe (9), a supporting column (10) and a bottom plate (11), wherein a channel (2) is arranged in the middle of the valve body (1), a threaded hole is formed in the top end of the valve body (1), the bottom end of the gland (3) is matched and connected with the threaded hole in the top end of the valve body (1), the bottom end of the fixed shaft (4) concentrically penetrates through the gland (3) and extends into the gland (3), the top end of the fixed shaft (4) is connected with the bottom end of the hand wheel (5), the gate plate (6) is positioned in the channel (2), the bottom end of the fixed shaft (4) is connected with the top end of the gate plate (6), the hand wheel (5) can be screwed to drive the gate plate (6) to rotate through the fixed shaft (, the inner side of a flange (7) is connected with the outer side of a valve body (1), a plurality of groups of connecting holes (8) are formed in the circumference of the flange (7), the two groups of gate valves are communicated through a connecting pipe (9), the two ends of the connecting pipe (9) penetrate through the connecting holes (8) through bolts respectively with the flange (7) to be connected, a gasket is sleeved on the bolts, a self-backflow system is arranged on the connecting pipe (9), and a system formed by the two gate valves is located on a bottom plate (11) through a supporting column (10).

2. The valve set of claim 1, wherein the self-return system comprises a pump (12), a housing (13), a first connecting pipe (14), valve (15), fixed block (18), second connecting pipe (19) and third connecting pipe (20), frame (13) are passed through pump (12) and are connected with bottom plate (11) top, pump (12) are connected with the power, pump (12) left end and connecting pipe (9) bottom are through first connecting pipe (14) intercommunication, both ends are provided with connecting plate (16) respectively about valve (15), valve (15) top is provided with handle (17), handle (17) bottom is connected with valve (15) top, valve (15) bottom is passed through fixed block (18) and is connected with bottom plate (11) top, valve (15) left end and pump (12) right-hand member pass through second connecting pipe (19) and are connected, valve (15) right-hand member passes through third connecting pipe (20) with connecting pipe (9) top and is connected.

3. The valve bank of the anti-crystallizing gate valve according to claim 2, wherein the four corners of the top of the bottom plate (11) are respectively provided with a lifting hole (21).

4. The valve bank of the anti-crystallization gate valve as claimed in claim 3, further comprising a screw rod (23) and a backing plate (24), wherein the bottom end of the bottom plate (11) is provided with an adjusting cushion block (22), the top end of the adjusting cushion block (22) is connected with the bottom end of the bottom plate (11), the bottom end of the adjusting cushion block (22) is provided with a threaded hole, the top end of the screw rod (23) is connected with the threaded hole at the bottom end of the adjusting cushion block (22) in a matching manner, the bottom end of the screw rod (23) is rotatably connected with the top end of the backing plate (24), and the height of the.

5. Anti-crystallization gate valve group according to claim 4, characterized in that a thermal insulation filling (25) is filled between the valve body (1) and the channel (2).

6. The valve group of the anti-crystallization gate valve as claimed in claim 5, wherein the inner ring of the gram (3) is provided with a sealing ring (26), and the sealing ring (26) is sleeved on the fixed shaft (4).

7. The valve bank with the crystallization-resistant gate valve as claimed in claim 6, wherein the hand wheel (5) and the handle (17) are provided with rubber sleeves.

8. The valve block of claim 7, wherein the spring washer is configured to couple the components together with a washer.