CN218543225U

CN218543225U - High strength coal chemical industry effect plate valve

Info

Publication number: CN218543225U
Application number: CN202222652449.9U
Authority: CN
Inventors: 周红伟; 牟香云; 刘铁良; 罗华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-02-28
Anticipated expiration: 2032-10-09

Abstract

The utility model belongs to the technical field of the plate valve, especially, a high strength coal chemical industry effect plate valve, including the valve gap, valve gap upper end fixed mounting has valve frame mechanism, valve frame mechanism upper end fixed mounting has flange two, two upper end fixed mounting of flange have the hand wheel, hand wheel upper end fixed mounting has the valve bonnet, the inside swing joint that alternates of valve bonnet has the valve rod, the valve rod surface alternates threaded connection with valve frame mechanism, just valve rod lower extreme bearing is connected with gate valve mechanism, valve gap lower extreme fixed mounting has flange one, a flange lower extreme and gate valve mechanism fixed connection, the connecting pipe has all been welded to gate valve mechanism left end and right-hand member, two inside all communicates with each other with gate valve mechanism. The utility model discloses reduce the wearing and tearing of flashboard and valve body inner wall, be convenient for maintain the valve rod, improve life, improve the smoothness nature of using.

Description

High strength coal chemical industry effect plate valve

Technical Field

The utility model relates to a plate valve technical field, in particular to high strength coal chemical industry is with plate valve.

Background

The flat gate valve is a sliding valve with a closing part being a parallel gate plate, and the gate plate and the valve seat of the flat gate valve are in close fit. The flat gate valve is widely applied to pipeline systems of petroleum, chemical engineering, natural gas and related products. The prior flat gate valve for chemical action has at least the following disadvantages in the use process: 1. in the use process of the existing chemical action flat gate valve, because the inner wall of the gate body is tightly matched with the flat gate valve, the flat gate valve and the inner wall of the gate body are abraded in the long-term use and closing process, so that the sealing property and the service life of a sealing ring are influenced; 2. the existing chemical industry flat gate valve needs to be operated through hand wheel rotation in the using process, so that the control valve rod moves up and down, the surface can be easily rusted when the valve rod is used in a humid environment for a long time, the inner cavity of the valve body is not easy to maintain, and the smoothness of the use of the valve rod is reduced, so that a novel high-strength coal chemical industry flat gate valve is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a high strength coal chemical industry acts on plate valve can effectively solve the problem in the background art.

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

the utility model provides a high strength coal chemical industry effect plate valve, includes the valve gap, valve gap upper end fixed mounting has valve frame mechanism, valve frame mechanism upper end fixed mounting has flange two, flange two upper ends fixed mounting has the hand wheel, hand wheel upper end fixed mounting has the valve bonnet, the inside swing joint that alternates of valve bonnet has the valve rod, the valve rod surface alternates threaded connection with valve frame mechanism, just valve rod lower extreme bearing is connected with gate valve mechanism, valve gap lower extreme fixed mounting has flange one, a flange lower extreme and gate valve mechanism fixed connection, the equal welding of gate valve mechanism left end and right-hand member has the connecting pipe, two the inside communicating with each other with gate valve mechanism of connecting pipe all, two the equal fixed mounting of one end that gate valve mechanism was kept away from to the connecting pipe has flange three.

Preferably, the gate valve mechanism includes the valve body, the through-hole that has the break-over is opened to valve body surface left part, the fixedly connected with gate valve plate structure of interlude on the valve body, two the through-hole is inside all to be provided with O type sealing washer, two O type sealing washer contacts with gate valve plate structure left end and right-hand member respectively.

Preferably, the gate valve plate structure includes the flat-plate gate body, the internal portion of flat-plate gate is provided with smooth chamber, the floodgate hole that has the break-over is all opened to smooth intracavity left side wall and interior right wall, the spout has all been opened to smooth intracavity antetheca and interior back wall, the inside sliding connection of smooth chamber has interior floodgate body, interior floodgate external surface front portion and surface rear portion respectively with two spout sliding connection.

Preferably, dull and stereotyped floodgate body upper end middle part and valve rod interlude swing joint, just interior floodgate body upper end middle part is connected with valve rod lower extreme bearing, two the floodgate downthehole portion all communicates with each other with the through-hole is inside, dull and stereotyped floodgate body surface and valve body interlude fixed connection, a valve body upper end and flange fixed connection.

Preferably, the valve frame mechanism comprises a support, a filler is fixedly mounted inside the support, an oil pipe is fixedly mounted on the right portion of the outer surface of the support, an arc-shaped oil hole penetrating through the oil pipe is formed in the upper end of the oil pipe, the inside of the arc-shaped oil hole is communicated with the inside of the support, and a sealing cover is movably mounted inside the arc-shaped oil hole in an inserting mode.

Preferably, the inner portion of the support is in threaded connection with the upper portion of the outer surface of the valve rod in an inserting mode, the lower end of the support is fixedly connected with the valve cover, and the upper end of the support is fixedly connected with the second connecting flange.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the gate valve flat plate structure is fixedly arranged inside the valve body in an inserting way, the gate valve flat plate structure consists of the flat plate gate body and the inner gate body, the gate hole on the flat plate gate body is communicated with the inside of the through hole, and the inner gate body is arranged in the sliding cavity of the flat plate gate body, so that when the valve rod drives the inner gate body to slide up and down, the abrasion of the valve body is reduced, the influence of the up-and-down closing movement of the inner gate body on the sealing performance of the O-shaped sealing ring is reduced, and the service life is prolonged;

2. the utility model discloses in, with setting up oil pipe on the valve bracket mechanism, oil pipe and support fixed connection, and the arc downthehole portion communicates with each other with the support is inside, can pour maintenance oil into the support through the arc hole that sets up in to lubricate the valve rod surface, thereby play the maintenance effect, reduce the rust emergence of valve rod surface, improve the smoothness nature when hand wheel is rotatory, conveniently maintain.

Drawings

FIG. 1 is a schematic view of the overall structure of a high-strength flat gate valve for coal chemical industry;

FIG. 2 is a sectional view of a gate valve mechanism of a high-strength coal chemical industry flat gate valve of the present invention;

FIG. 3 is a sectional view of a gate valve plate structure of a high-strength coal chemical industry plate gate valve of the present invention;

fig. 4 is the utility model discloses a valve frame mechanism cross-sectional view of high strength coal chemical industry flat gate valve.

In the figure: 1. a valve cover; 2. a first connecting flange; 3. a gate valve mechanism; 301. a valve body; 302. a through hole; 303. an O-shaped sealing ring; 304. a gate valve plate structure; 31. a flat plate gate body; 32. a gate hole; 33. a slide chamber; 34. a chute; 35. an inner gate body; 4. a connecting pipe; 5. a valve frame mechanism; 501. a support; 502. a filler; 503. an oil pipe; 504. a sealing cover; 505. an arc-shaped oil hole; 6. a second connecting flange; 7. a hand wheel; 8. a valve stem; 9. a valve housing; 10. and a third connecting flange.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a high strength coal chemical industry effect plate valve, including

valve gap

1, 1 upper end fixed mounting of valve gap has

valve frame mechanism

5, 5 upper end fixed mounting of valve frame mechanism has flange two 6, flange two 6 upper ends fixed mounting has

hand wheel

7, 7 upper ends fixed mounting of hand wheel has valve bonnet 9, the inside swing joint that alternates of valve bonnet 9 has

valve rod

8, 8 surfaces of valve rod alternate threaded connection with

valve frame mechanism

5, and 8 lower extreme bearings of valve rod are connected with

gate valve mechanism

3, 1 lower extreme fixed mounting of valve gap has flange one 2, 2 lower extremes of flange and 3 fixed connection of gate valve mechanism, 3 left ends of gate valve mechanism and right-hand member all weld connecting pipe 4, two inside all communicate with each other with 3 inside gate valve mechanisms of connecting pipe 4, the equal fixed mounting of one end that two connecting pipes 4 kept away from mechanism 3 has flange three 10.

In this embodiment, the gate valve mechanism 3 includes a valve body 301, a through hole 302 is formed in the left portion of the outer surface of the valve body 301, a gate valve flat plate structure 304 is fixedly connected to the upper end of the valve body 301 in an inserting manner, O-shaped sealing rings 303 are respectively arranged in the two through holes 302, and the two O-shaped sealing rings 303 are respectively contacted with the left end and the right end of the gate valve flat plate structure 304; the gate valve flat plate structure 304 comprises a flat plate gate body 31, a sliding cavity 33 is arranged inside the flat plate gate body 31, through gate holes 32 are formed in the left wall and the right wall in the sliding cavity 33, sliding grooves 34 are formed in the front wall and the rear wall in the sliding cavity 33, an inner gate body 35 is connected inside the sliding cavity 33 in a sliding mode, and the front portion of the outer surface and the rear portion of the outer surface of the inner gate body 35 are connected with the two sliding grooves 34 in a sliding mode respectively; the middle part of the upper end of the flat plate brake body 31 is movably connected with the valve rod 8 in an inserting mode, the middle part of the upper end of the inner brake body 35 is connected with a bearing at the lower end of the valve rod 8, the interiors of the two brake holes 32 are communicated with the interior of the through hole 302, the outer surface of the flat plate brake body 31 is fixedly connected with the valve body 301 in an inserting mode, and the upper end of the valve body 301 is fixedly connected with the first connecting flange 2; through the inside fixed mounting gate valve plate structure 304 that alternates of valve body 301, gate valve plate structure 304 comprises dull and stereotyped floodgate body 31 and interior floodgate body 35, the sluice gate 32 on the dull and stereotyped floodgate body 31 communicates with each other with through-hole 302 is inside, through setting up interior floodgate body 35 in the smooth chamber 33 of dull and stereotyped floodgate body 31, thereby when the valve rod 8 drives interior floodgate body 35 and slides from top to bottom, reduce the wearing and tearing with valve body 301, when the closed activity about the reduction of interior floodgate body 35, to the influence of the leakproofness of O type sealing washer, and service life is prolonged.

In this embodiment, the valve frame mechanism 5 includes a support 501, a filler 502 is fixedly installed inside the support 501, an oil pipe 503 is fixedly installed at the right portion of the outer surface of the support 501, a penetrating arc-shaped oil hole 505 is formed at the upper end of the oil pipe 503, the inside of the arc-shaped oil hole 505 is communicated with the inside of the support 501, and a sealing cover 504 is movably installed inside the arc-shaped oil hole 505 in a penetrating manner; the inner part of the bracket 501 is connected with the upper part of the outer surface of the valve rod 8 in a threaded manner, the lower end of the bracket 501 is fixedly connected with the valve cover 1, and the upper end of the bracket 501 is fixedly connected with the second connecting flange 6; set up oil pipe 503 on valve frame mechanism 5, oil pipe 503 and support 501 fixed connection, and arc hole 505 is inside to communicate with each other with support 501 is inside, can pour maintenance oil into support 501 through arc hole 505 through the arc hole 505 that sets up in to lubricate 8 surfaces of the valve rod, thereby play the maintenance effect, reduce the emergence of rustting of 8 surfaces of the valve rod, improve the smoothness nature when hand wheel 7 is rotatory, conveniently maintain.

It should be noted that, the utility model relates to a high strength coal chemical industry effect plate valve, in the use, at first will be through inserting fixed mounting gate valve plate structure 304 in valve body 301 inside, gate valve plate structure 304 comprises dull and stereotyped floodgate body 31 and interior floodgate body 35, the floodgate hole 32 on the dull and stereotyped floodgate body 31 communicates with each other with through-hole 302 is inside, through setting up interior floodgate body 35 in dull and stereotyped floodgate body 31's sliding cavity 33, thereby when the floodgate body 35 slides from top to bottom in valve rod 8 drives, reduce the wearing and tearing with valve body 301, set up oil pipe 503 on the valve frame mechanism 5, oil pipe 503 and support 501 fixed connection, and inside and the support 501 inside communicates with each other in arc hole 505, can pour maintenance oil into support 501 through arc hole 505 into through the arc hole 505 that sets up, thereby lubricate valve rod 8 surface, thereby play the maintenance effect, reduce the rust emergence of valve rod 8 surface, improve the smoothness when hand wheel 7 is rotatory, whole high strength coal chemical industry plate valve reduces the wear rate, be convenient for carrying out the valve rod, and carry out the smoothness, and service life is prolonged, and the use is improved.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high strength coal chemical industry effect plate valve, includes valve gap (1), its characterized in that: valve gap (1) upper end fixed mounting has valve frame mechanism (5), valve frame mechanism (5) upper end fixed mounting has flange two (6), flange two (6) upper end fixed mounting has hand wheel (7), hand wheel (7) upper end fixed mounting has valve bonnet (9), the inside swing joint that alternates of valve bonnet (9) has valve rod (8), valve rod (8) surface and valve frame mechanism (5) alternate threaded connection, just valve rod (8) lower extreme bearing is connected with gate valve mechanism (3), valve gap (1) lower extreme fixed mounting has flange (2), flange one (2) lower extreme and gate valve mechanism (3) fixed connection, connecting pipe (4) have all been welded to gate valve mechanism (3) left end and right-hand member connecting pipe (4) inside all communicate with each other, two with gate valve mechanism (3) inside the equal fixed mounting in one end that gate valve mechanism (3) was kept away from to connecting pipe (4) has flange three (10).

2. The high-strength coal chemical industry flat gate valve according to claim 1, wherein: gate valve mechanism (3) are including valve body (301), open through-hole (302) that have the break-over in valve body (301) surface left part, valve body (301) upper end alternates fixedly connected with gate valve plate structure (304), two through-hole (302) inside all is provided with O type sealing washer (303), two O type sealing washer (303) contacts with gate valve plate structure (304) left end and right-hand member respectively.

3. The high-strength flat gate valve for coal chemical industry according to claim 2, wherein: gate valve plate structure (304) are including the flat-plate brake body (31), the inside smooth chamber (33) that is provided with of flat-plate brake body (31), the floodgate hole (32) that has the break-over are all opened to left wall and interior right wall in smooth chamber (33), antetheca and interior back wall have all opened spout (34) in smooth chamber (33), the inside sliding connection in smooth chamber (33) has interior brake body (35), interior brake body (35) surface front portion and surface rear portion respectively with two spout (34) sliding connection.

4. The high-strength flat gate valve for coal chemical industry according to claim 3, wherein: dull and stereotyped floodgate body (31) upper end middle part alternates swing joint with valve rod (8), just interior floodgate body (35) upper end middle part is connected, two with valve rod (8) lower extreme bearing the floodgate hole (32) is inside all communicates with each other with through-hole (302) is inside, dull and stereotyped floodgate body (31) surface alternates fixed connection with valve body (301), valve body (301) upper end and flange (2) fixed connection.

5. The high-strength coal chemical industry flat gate valve according to claim 1, wherein: valve frame mechanism (5) includes support (501), support (501) inside fixed mounting has filler (502), support (501) surface right part fixed mounting has oil pipe (503), open arc oilhole (505) that have the break-over on oil pipe (503), arc oilhole (505) inside communicates with each other with support (501) inside, arc oilhole (505) inside alternates movable mounting and has sealed lid (504).

6. The high-strength coal chemical industry flat gate valve according to claim 5, wherein: threaded connection is threaded in the inner portion of the support (501) and the upper portion of the outer surface of the valve rod (8), the lower end of the support (501) is fixedly connected with the valve cover (1), and the upper end of the support (501) is fixedly connected with the second connecting flange (6).