CN215981047U - Ultrahigh-pressure erosion-resistant gate valve - Google Patents

Abstract

The utility model belongs to the field of valves, and particularly relates to an ultrahigh-pressure erosion-resistant gate valve which comprises a gate valve body; the gate valve comprises a gate valve body and is characterized in that a filtering structure is arranged in the gate valve body, the filtering structure comprises filtering plates, a plug, filtering and collecting nets, inserting rods and a connecting assembly, the two groups of filtering plates are arranged at the left end and the right end of the inside of the gate valve body, the upper end of the plug is inserted into the inside of the lower end of the gate valve body, the lower end of the filtering and collecting net is inserted into the inside of the upper end of the plug, the filtering and collecting nets are positioned in the middle of the two groups of filtering plates, and the two groups of inserting rods are movably arranged in the left end and the right end of the gate valve body through the connecting assembly; the problem of the gate valve body be not convenient for carry out filterable to inside impurity is solved, the convenience of operation has been improved, through filtration, prevents that the gate valve body from piling up too much because impurity takes place to block up when the punching press operation, and has reduced the efficiency of the closed operation of gate valve body, has also improved the life of this device simultaneously.

Description

Ultrahigh-pressure erosion-resistant gate valve

Technical Field

The utility model relates to the field of valves, in particular to an ultrahigh-pressure erosion-resistant gate valve.

Background

With the progress and development of society, the application range of the valve is more and more extensive, and the valve has the functions of diversion, stopping, throttling, non-return, shunt or overflow pressure relief and the like.

The gate valve is the most used valve of all kinds of valves and is a shutter plate, the movement direction of the shutter plate is vertical to the fluid direction, and the gate valve can be fully opened or fully closed.

When the ultrahigh-pressure erosion-resistant gate valve is used, due to the fact that the gate valve is single in design, impurities in media inside the device cannot be conveniently filtered, the inside of the device can be blocked after long-term use, and the device is prone to failure; therefore, an ultrahigh pressure erosion resistant gate valve has been proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the gate valve is inconvenient to filter due to the defects of the prior art, the utility model provides the ultrahigh-pressure erosion-resistant gate valve.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to an ultrahigh-pressure erosion-resistant gate valve, which comprises a gate valve body;

the gate valve comprises a gate valve body, wherein a filtering structure is arranged in the gate valve body, the filtering structure comprises filtering plates, a plug, a filtering and collecting net, an inserting rod and a connecting assembly, two groups of filtering plates are arranged at the left end and the right end in the gate valve body, the upper end of the plug is inserted in the lower end of the gate valve body, the lower end of the filtering and collecting net is inserted in the upper end of the plug, the filtering and collecting net is positioned in the middle of the two groups of filtering plates, the two groups of inserting rods are movably arranged in the left end and the right end of the gate valve body through the connecting assembly, a spring is welded between one side of the inserting rod and the inner wall of one end of the gate valve body, one end of the inserting rod is inserted in the other end of the plug, the other side of the inserting rod is fixedly connected with a pull block, the problem that the gate valve body is not convenient to filter impurities in the gate valve body is solved, the convenience of operation is improved, and the filtering structure prevents the gate valve body from being punched, clogging occurs due to excessive accumulation of impurities, and the efficiency of the closing operation of the gate valve body is lowered.

Preferably, the inside rubber circle that sets up of gate valve body lower extreme, the stopper upper end is provided with the rubber sleeve of mutually supporting with the rubber circle, and when the inside mutual block of rubber circle lower extreme and rubber sleeve upper end, the leakproofness between stopper and the gate valve body has been improved.

Preferably, the sticky block rubber in the inside at both ends about the stopper, and the block rubber is the tilting design, the block rubber other end and the inside mutual block of inserted bar one end, the block rubber has played the effect of buffering, and when the block rubber other end and the inside mutual block of inserted bar one end, the steadiness between inserted bar and the stopper has been improved.

Preferably, coupling assembling includes slide rail and cover piece, and is two sets of the slide rail is all installed in the inside at both ends about the gate valve body, the outside cover of slide rail is equipped with the cover piece, and cover piece bottom rigid coupling inserted bar top, plays spacing effect to the inserted bar, has improved the practicality of operation, has improved the smooth and easy nature of inserted bar when removing simultaneously.

Preferably, both ends all set up the change structure about the stopper, it includes built-in groove, threaded rod and supporting component to change the structure, and is two sets of both ends about the stopper are all seted up to built-in groove, built-in inslot portion is through bearing movable mounting threaded rod, and the threaded rod outside cover establishes the thread bush, thread bush one end is through pivot movable mounting hinge bar, and the hinge bar other end is through pivot movable mounting fixture block, the fixture block other end is inserted and is located the inside of filtering collection net lower extreme, solves the problem that the filtering collection net is not convenient for change, has improved the ease of operation, through the change structure, can collect the net with the filtration of damage and change the operation.

Preferably, the supporting component comprises a sliding groove and a sliding block, the sliding groove is formed in the built-in groove, the sliding block is slidably mounted in the sliding groove, the top end of the sliding block is fixedly connected to the bottom end of the clamping block, the usability of operation is improved, and meanwhile the clamping block is prevented from falling off under the action of the rotating shaft when moving.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the filter plate and the filtering and collecting net, impurities in the gate valve body can be conveniently filtered, when the impurities collected in the filtering and collecting net need to be cleaned, the pull block is moved to one end far away from the plug until one end of the insertion rod is moved out of the other end of the plug, and the filtering and collecting net is taken out, so that the problem that the impurities in the gate valve body cannot be conveniently filtered is solved, the convenience of operation is improved, through the filtering structure, the gate valve body is prevented from being blocked due to excessive accumulation of the impurities during stamping operation, the efficiency of closing operation of the gate valve body is reduced, and the service life of the device is prolonged;

2. according to the utility model, the handle at the top end of the threaded rod is rotated until the clamping block is moved out of the interior of the lower end of the filtering and collecting net, then the filtering and collecting net is moved upwards until the interior of the upper end of the plug is moved, and then the other group of filtering and collecting net is replaced, so that the problem that the filtering and collecting net is inconvenient to replace is solved, the usability of the operation is improved, the damaged filtering and collecting net can be replaced through the replacement structure, and the waste of resources is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of a first embodiment;

FIG. 2 is a schematic cross-sectional front view illustrating a structure of the first embodiment;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 2 according to the first embodiment;

FIG. 4 is an enlarged structural diagram of a portion B in FIG. 2 according to the first embodiment;

fig. 5 is a schematic partial front cross-sectional view illustrating a second embodiment of the present invention.

In the figure: 110. a gate valve body; 210. a filter plate; 220. a plug; 230. filtering and collecting a net; 240. a rubber ring; 250. a rubber sleeve; 260. a rubber block; 270. inserting a rod; 271. a spring; 280. a connecting assembly; 290. pulling the block; 310. a built-in groove; 320. a threaded rod; 330. a threaded sleeve; 340. a hinged lever; 350. a support assembly; 360. and (7) clamping blocks.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, an ultra-high pressure erosion resistant gate valve includes a gate valve body 110;

the inside of the gate valve body 110 is provided with a filtering structure, the filtering structure comprises filter plates 210, a plug 220, filtering and collecting nets 230, an inserting rod 270 and a connecting assembly 280, two groups of the filter plates 210 are all arranged at the left end and the right end inside the gate valve body 110, the upper end of the plug 220 is inserted into the inside of the lower end of the gate valve body 110, the lower end of the filtering and collecting net 230 is inserted into the inside of the upper end of the plug 220, the filtering and collecting nets 230 are positioned in the middle of the two groups of the filter plates 210, the two groups of the inserting rods 270 are all movably arranged inside the left end and the right end of the gate valve body 110 through the connecting assembly 280, a spring 271 is welded between one side of the inserting rod 270 and the inner wall of one end of the gate valve body 110, one end of the inserting rod 270 is inserted into the inside of the other end of the plug 220, and the other side of the inserting rod 270 is fixedly connected with a pulling block 290; when the gate valve body 110 needs to be filtered, firstly, through the structural design of the filter plate 210, the impurities inside the gate valve body 110 can be conveniently filtered, when the impurities collected inside the filtering and collecting net 230 need to be cleaned, the pulling block 290 is moved towards one end far away from the plug 220, under the cooperation of the connecting assembly 280, the inserting rod 270 is moved towards one end far away from the plug 220 until one end of the inserting rod 270 is moved out of the other end of the plug 220, then the filtering and collecting net 230 is moved downwards until the filtering and collecting net is taken out, then the inside of the filtering and collecting net 230 is cleaned, then the cleaned filtering and collecting net 230 is inserted into the inside of the lower end of the gate valve body 110, the two groups of pulling blocks 290 are moved back and forth until the pulling block 290 is moved to a proper position, then the filtering and collecting net 230 is moved from bottom to top until the lower end of the rubber ring 240 is mutually clamped with the inside of the upper end of the rubber sleeve 250, loosen the pull block 290 again, under the elastic action of spring 271, the pull block 290 returns to the normal position, the inside of the other end of plug 220 is inserted to inserted bar 270 one end, block rubber 260 one end and the inside mutual block of inserted bar 270, thereby plug 220 is fixed, collect the net 230 through filtering and filter the collection to the inside impurity of gate valve body 110, the problem that gate valve body 110 is not convenient for carry out the filteration to the inside impurity is solved, the convenience of operation has been improved, through filtration, prevent gate valve body 110 at the punching press operation, because impurity piles up too much and takes place the jam, and the efficiency of the closed operation of gate valve body 110 has been reduced, the life of this device has also been improved simultaneously.

A rubber ring 240 is arranged in the lower end of the gate valve body 110, and a rubber sleeve 250 matched with the rubber ring 240 is arranged at the upper end of the plug 220; during operation, through the structural design of rubber circle 240 and rubber sleeve 250, when stopper 220 moved to suitable position, when the inside mutual block of rubber circle 240 lower extreme and rubber sleeve 250 upper end had improved the leakproofness between stopper 220 and the gate valve body 110, the condition of preventing to take place to leak.

The rubber blocks 260 are glued to the inner parts of the left end and the right end of the plug 220, the rubber blocks 260 are designed in an inclined mode, and the other ends of the rubber blocks 260 are mutually clamped with the inner parts of one ends of the insertion rods 270; during operation, through the design of the rubber block 260, when the inserted link 270 returns to the original position under the elastic action of the spring 271, the inserted link 270 generates impact force, the rubber block 260 plays a role in buffering, and through the inclined design of the rubber block 260, when the other end of the rubber block 260 is mutually clamped with the inside of one end of the inserted link 270, the stability between the inserted link 270 and the plug 220 is improved.

The connecting assembly 280 comprises slide rails and sleeve blocks, the two groups of slide rails are arranged inside the left end and the right end of the gate valve body 110, the sleeve blocks are sleeved outside the slide rails, and the bottom ends of the sleeve blocks are fixedly connected with the top ends of the insert rods 270; the during operation, through coupling assembling 280's structural design, the inserted bar 270 of being convenient for removes about, has improved the convenience of operation, plays spacing effect to inserted bar 270, has improved the practicality of operation, has improved the smooth and easy nature of inserted bar 270 when removing simultaneously.

The left end and the right end of the plug 220 are both provided with replacing structures, each replacing structure comprises an internal groove 310, a threaded rod 320 and a supporting component 350, two groups of internal grooves 310 are arranged at the left end and the right end of the plug 220, the threaded rods 320 are movably mounted in the internal grooves 310 through bearings, threaded sleeves 330 are sleeved outside the threaded rods 320, one ends of the threaded sleeves 330 are movably mounted with hinge rods 340 through rotating shafts, the other ends of the hinge rods 340 are movably mounted with fixture blocks 360 through the rotating shafts, and the other ends of the fixture blocks 360 are inserted into the lower ends of the filtering and collecting nets 230; when the filter collection net 230 needs to be replaced, firstly, the handle at the top end of the threaded rod 320 is rotated, under the matching action of the threaded rod 320 and the threaded sleeve 330, the angle of the hinged rod 340 is changed, under the matching action of the support component 350, the fixture block 360 moves towards the inner part far away from the lower end of the filter collection net 230 until the fixture block 360 moves out of the inner part at the lower end of the filter collection net 230, then the filter collection net 230 moves upwards until the inner part at the upper end of the plug 220 is moved, then another group of filter collection net 230 is replaced, the lower end of the other group of filter collection net 230 is inserted into the inner part at the upper end of the plug 220, and then the handle at the top end of the threaded rod 320 is rotated reversely, so that the problem that the filter collection net 230 is not convenient to replace is solved, the usability of the operation is improved, and the damaged filter collection net 230 can be replaced through the replacement structure, the waste of resources is avoided, and simultaneously, the capital cost required to be spent is reduced.

The supporting assembly 350 comprises a sliding groove and a sliding block, the sliding groove is arranged in the built-in groove 310, the sliding block is slidably mounted in the sliding groove, and the top end of the sliding block is fixedly connected to the bottom end of the clamping block 360; during operation, through the structural design of supporting component 350, the fixture block 360 of being convenient for moves about in the inside of built-in groove 310, has improved the ease for use of operation, avoids the fixture block 360 to take place the condition that drops under the effect of pivot when removing simultaneously, plays the effect of support to fixture block 360.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a plurality of sets of arc-shaped grooves are formed at one end of the pull block 290 away from the insertion rod 270, and an anti-slip soft pad is glued to an inner surface of the pull block 290 and is made of rubber; during operation, through the arc wall design of pulling block 290, be convenient for pull the operation to it, improved the ease for use of operation, through the design of anti-skidding cushion, travelling comfort when having improved operating personnel pulling.

The working principle is that when the impurities in the gate valve body 110 need to be filtered, firstly, the impurities in the gate valve body 110 are conveniently filtered through the structural design of the filter plate 210, when the impurities collected in the filtering and collecting net 230 need to be cleaned, the pulling block 290 is moved towards one end far away from the plug 220, under the cooperation of the connecting assembly 280, the inserting rod 270 is moved towards one end far away from the plug 220 until one end of the inserting rod 270 is moved out of the other end of the plug 220, then, the filtering and collecting net 230 is moved downwards until the filtering and collecting net is taken out, then, the inside of the filtering and collecting net 230 is cleaned, then, the cleaned filtering and collecting net 230 is inserted into the inside of the lower end of the gate valve body 110, the two groups of pulling blocks 290 are moved back and forth until the pulling blocks 290 are moved to a proper position, then, the filtering and collecting net 230 is moved from bottom to top until the lower end of the rubber ring 240 is mutually clamped with the inside of the upper end of the rubber sleeve 250, then the pulling block 290 is loosened, under the elastic action of the spring 271, the pulling block 290 returns to the original position, one end of the inserted link 270 is inserted into the inside of the other end of the plug 220, one end of the rubber block 260 is mutually clamped with the inside of the inserted link 270, so that the plug 220 is fixed, and impurities inside the gate valve body 110 are filtered and collected through the filtering and collecting net 230;

when the filtering and collecting net 230 needs to be replaced, firstly, the handle at the top end of the threaded rod 320 is rotated, under the matching action of the threaded rod 320 and the threaded sleeve 330, the angle of the hinge rod 340 is changed, under the matching action of the support component 350, the fixture block 360 moves towards the inner part far away from the lower end of the filtering and collecting net 230 until the fixture block 360 is moved out of the inner part at the lower end of the filtering and collecting net 230, then the filtering and collecting net 230 moves upwards until the inner part at the upper end of the plug 220 is moved, then another group of filtering and collecting net 230 is replaced, the lower end of another group of filtering and collecting net 230 is inserted into the inner part at the upper end of the plug 220, and then the handle at the top end of the threaded rod 320 is rotated reversely.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. The utility model provides an anti gate valve that erodees of superhigh pressure which characterized in that: comprises a gate valve body (110);

the gate valve comprises a gate valve body (110), wherein a filtering structure is arranged inside the gate valve body (110), the filtering structure comprises filter plates (210), a plug (220), a filtering collecting net (230), an inserting rod (270) and a connecting assembly (280), the filter plates (210) are arranged at the left end and the right end inside the gate valve body (110), the upper end of the plug (220) is inserted into the lower end of the gate valve body (110), the lower end of the filtering collecting net (230) is inserted into the upper end of the plug (220), the filtering collecting net (230) is arranged in the middle of the two filter plates (210), the inserting rods (270) are movably arranged inside the left end and the right end of the gate valve body (110) through the connecting assembly (280), a spring (271) is welded between one side of the inserting rod (270) and the inner wall of one end of the gate valve body (110), one end of the inserting rod (270) is inserted into the other end of the plug (220), the other side of the inserted bar (270) is fixedly connected with a pulling block (290).

2. The ultra-high pressure erosion resistant gate valve of claim 1, wherein: the inside rubber circle (240) that sets up of gate valve body (110) lower extreme, stopper (220) upper end is provided with rubber sleeve (250) of mutually supporting with rubber circle (240).

3. The ultra-high pressure erosion resistant gate valve of claim 2, wherein: the inside sticky rubber piece (260) of both ends about stopper (220), and rubber piece (260) are the tilting design, the inside mutual block of rubber piece (260) other end and inserted bar (270) one end.

4. The ultra-high pressure erosion resistant gate valve of claim 3, wherein: coupling assembling (280) are including slide rail and cover piece, and are two sets of the slide rail is all installed in the inside at both ends about gate valve body (110), the outside cover of slide rail is equipped with the cover piece, and cover piece bottom rigid coupling inserted bar (270) top.

5. The ultra-high pressure erosion resistant gate valve of claim 4, wherein: both ends all set up the change structure about stopper (220), it includes built-in groove (310), threaded rod (320) and supporting component (350), two sets of to change the structure both ends about stopper (220) are all seted up in built-in groove (310), built-in groove (310) is inside through bearing movable mounting threaded rod (320), and threaded rod (320) outside cover establishes thread bush (330), thread bush (330) one end is through pivot movable mounting hinge bar (340), and hinge bar (340) other end is through pivot movable mounting fixture block (360), fixture block (360) other end is inserted and is located the inside of filtering collection net (230) lower extreme.

6. The ultra-high pressure erosion resistant gate valve of claim 5, wherein: the supporting component (350) comprises a sliding groove and a sliding block, the sliding groove is formed in the built-in groove (310), the sliding block is slidably mounted in the sliding groove, and the top end of the sliding block is fixedly connected to the bottom end of the clamping block (360).

Images