CN216951882U

CN216951882U - Friction-free opening and closing hard sealing ball valve

Info

Publication number: CN216951882U
Application number: CN202220351947.7U
Authority: CN
Inventors: 钱成龙; 胡剑望
Original assignee: Zhejiang Lige Valve Group Co ltd
Current assignee: Zhejiang Lige Valve Group Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-12
Anticipated expiration: 2032-02-21

Abstract

The utility model belongs to the field of building industry, in particular to a friction-free opening and closing hard seal ball valve, which comprises a valve body and a fixed sleeve, wherein the valve body and the fixed sleeve are arranged between two groups of pipelines; the other end of the pipeline is inserted into one end of the valve body, and the left end and the right end of the valve body are both fixedly provided with fixing sleeves; the left end and the right end of the valve body are both provided with a filtering mechanism, the filtering mechanism comprises a filtering plate, a hard rubber ring, a rubber block, an extrusion assembly and a bolt, the filtering plate is arranged at the left end and the right end of the valve body, the other end of the filtering plate is inserted into one end of the valve body, and the hard rubber ring is arranged at the other end of the filtering plate; the problem of the relatively poor filtering capability of valve body is solved, through filtering mechanism, be convenient for filter the inside liquid through the valve body, prevent that impurity from getting into the inside of valve body to make inside spare part take place the friction and influence the operation of opening and close, improved the convenience of operation, improved the intensity of labour of operating personnel operation simultaneously.

Description

Friction-free opening and closing hard sealing ball valve

Technical Field

The utility model relates to the field of building industry, in particular to a friction-free opening and closing hard sealing ball valve.

Background

The main function of the valve is a device that uses a movable part to open, close or partially block one or more openings or passages, allowing a liquid, air or other gas stream or bulk of loose material to flow out, block or be regulated; also referred to as a valve element, the movable part of this device.

The hard sealing ball valve is one kind of valve, and the material matching is metal-to-metal ball valve, and its structure form is divided into floating ball type and fixed ball type, and through the treatment of various working conditions, the highest hardness can be up to HRC78, and the treatment of valve seat sealing surface, the highest hardness can be up to HRC 72.

When the existing hard seal ball valve is used, the filtering effect is poor, and the impurities of liquid in the valve body easily cause friction between internal parts, so that the opening and closing operation is influenced; therefore, the friction-free opening and closing hard sealing ball valve is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and the problem that the filtering function of the existing hard seal ball valve is poor, the utility model provides a friction-free opening and closing hard seal ball valve.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a friction-free opening and closing hard seal ball valve, which comprises a valve body and a fixed sleeve, wherein the valve body is arranged between two groups of pipelines; the other end of the pipeline is inserted into one end of the valve body, and the left end and the right end of the valve body are both fixedly provided with fixing sleeves;

the filter mechanism is arranged at the left end and the right end of the valve body and comprises a filter plate, a hard rubber ring, a rubber block, an extrusion assembly and a bolt, the filter plate is arranged at the left end and the right end of the valve body, the other end of the filter plate is inserted into one end of the valve body, the hard rubber ring is arranged at the other end of the filter plate, the other side of the hard rubber ring is attached to one side of the valve body, the rubber block which is matched with the filter plate is glued inside the left end and the right end of the valve body, one end of the rubber block is clamped with the inside of the filter plate, the extrusion assembly which is matched with the filter plate is arranged at the upper end and the lower end of the valve body, the bolt is arranged between the filter plate and the valve body, the nut is sleeved outside the bolt, the problem of poor filter function of the valve body is solved, liquid passing through the inside of the valve body is conveniently filtered through the filter mechanism, and impurities are prevented from entering the inside of the valve body, thereby make inside spare part take place the friction and influence the operation of opening and close, improved the convenience of operation.

Preferably, the sticky soft rubber circle of hard rubber circle opposite side, the inside at both ends all is provided with the rubber sleeve of mutually supporting with soft rubber circle about the valve body, has improved the leakproofness between filter and the valve body, prevents that impurity from getting into the inside of valve body from the gap between filter and the valve body.

Preferably, the extrusion subassembly includes movable groove, extrusion piece and expanding spring, the movable groove of mutually supporting with the filter has all been seted up at both ends about the valve body, and the inside movable mounting extrusion piece of movable groove, weld expanding spring between extrusion piece inboard and the movable groove inner wall, make the other end of filter be in the inside central point of valve body one end and put, prevent that the filter from taking place the skew and influencing fixed operation when the installation.

Preferably, the front end and the rear end of the valve body are movably provided with the balls, and the outer surfaces of the balls are attached to the outer side of one end of the filter plate, so that the moving smoothness is improved, and the filter plate is prevented from being blocked when moving to influence the moving operation.

Preferably, both ends set up installation mechanism about the valve body, installation mechanism includes sealing washer, threaded rod and handle, the one end that the pipeline is close to the valve body is provided with the sealing washer, and the sealing washer opposite side laminates in valve body one side, the inside at both ends all is through bearing movable mounting threaded rod around the fixed cover, and the threaded rod outside cover establishes the thread bush, thread bush one side rigid coupling fixture block, and fixture block one end insert the inside of locating the pipeline, set up drive assembly between threaded rod and the drive assembly, solved the problem of being not convenient for assemble between pipeline and the valve body, through installation mechanism, the operating personnel of being convenient for installs the operation to the pipeline, has improved the ease of operation, has saved the time of operation, more is convenient for take off the pipeline through installation mechanism and inspects the maintenance.

Preferably, drive assembly includes first conical gear, second conical gear and bull stick, threaded rod one end fixed mounting second conical gear, and intermeshing between second conical gear and the first conical gear, the rigid coupling bull stick between first conical gear and the handle has improved the convenience of operation, prevents simultaneously to receive the interference of external object when rotating the handle.

The utility model has the advantages that:

1. according to the utility model, the other end of the filter plate is inserted into one end of the valve body until the other end of the filter plate is moved into a proper position in the valve body, and then the filter plate and the valve body are fixed through the bolt and the nut, so that the function of filtering liquid entering the valve body is realized through the filter plate, the problem of poor filtering function of the valve body is solved, the liquid passing through the valve body is conveniently filtered through the filtering mechanism, impurities are prevented from entering the valve body, and therefore, internal parts are rubbed to influence the opening and closing operation, the convenience of operation is improved, and the labor intensity of operation of operators is improved;

2. according to the utility model, the other end of the pipeline is inserted into the fixing sleeve, and then the handle is rotated, so that one end of the fixture block is moved into the pipeline, thereby realizing the function of fixing the pipeline, solving the problem that the pipeline and the valve body are inconvenient to assemble.

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 a schematic top sectional view of the first embodiment;

FIG. 4 is an enlarged structural view of the first embodiment at A in FIG. 2;

FIG. 5 is an enlarged structural diagram of a portion B in FIG. 3 according to the first embodiment;

FIG. 6 is an enlarged structural view of the first embodiment at C in FIG. 3;

fig. 7 is a schematic partial top cross-sectional structure diagram of the second embodiment.

In the figure: 110. a valve body; 120. fixing a sleeve; 130. a pipeline; 210. a filter plate; 220. a hard rubber ring; 230. a soft rubber ring; 240. a rubber sleeve; 250. a rubber block; 260. an extrusion assembly; 270. a ball bearing; 280. a bolt; 290. a nut; 310. a seal ring; 320. a threaded rod; 330. a threaded sleeve; 340. a clamping block; 350. a drive assembly; 360. a handle.

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. 1-6, a frictionless opening and closing hard seal ball valve includes a valve body 110 disposed between two sets of pipes 130, and a fixing sleeve 120; the other end of the pipeline 130 is inserted into one end of the valve body 110, and the fixing sleeves 120 are fixedly mounted at the left end and the right end of the valve body 110;

the left end and the right end of the valve body 110 are both provided with a filtering mechanism, the filtering mechanism comprises a filtering plate 210, a hard rubber ring 220, a rubber block 250, an extruding component 260 and a bolt 280, the filtering plate 210 is arranged at the left end and the right end of the valve body 110, the other end of the filtering plate 210 is inserted into one end of the valve body 110, the hard rubber ring 220 is arranged at the other end of the filtering plate 210, the other side of the hard rubber ring 220 is attached to one side of the valve body 110, the rubber block 250 which is matched with the filtering plate 210 is glued inside the left end and the right end of the valve body 110, one end of the rubber block 250 is clamped with the inside of the filtering plate 210, the extruding component 260 which is matched with the filtering plate 210 is arranged at the upper end and the lower end of the valve body 110, the bolt 280 is arranged between the filtering plate 210 and the valve body 110, and a nut 290 is sleeved outside the bolt 280; when the valve body 110 is in operation, when the filtering function of the valve body 110 needs to be improved, the other end of the filter plate 210 is inserted into the interior of one end of the valve body 110, under the cooperation of the ball 270, the filter plate 210 moves to the end close to the valve body 110, under the cooperation of the squeezing assembly 260, the other end of the filter plate 210 is positioned at the center of the interior of one end of the valve body 110, until the other end of the filter plate 210 moves to the proper position in the valve body 110, the other side of the hard rubber ring 220 is attached to one side of the valve body 110, one end of the rubber sleeve 240 is engaged with the interior of the other end of the soft rubber ring 230, the sealing property between the filter plate 210 and the valve body 110 is improved, the other end of the rubber block 250 is engaged with the interior of the filter plate 210, the stability of the filter plate 210 is improved, then the bolt 280 is inserted into the positioning groove between the filter plate 210 and the valve body 110, and then the nut 290 is sleeved on the exterior of the bolt 280 until being tightened, thereby the filter 210 is fixed, the function of filtering the liquid inside the valve body 110 has been realized through the filter 210, the problem of the relatively poor filtering function of the valve body 110 has been solved, through filtering mechanism, be convenient for filter the liquid inside the valve body 110, the convenience of operation has been improved, prevent that impurity from getting into the inside of valve body 110, thereby make inside spare part take place the friction and influence the operation of opening and close, the intensity of labour of operating personnel operation has been improved, the service life of device has been improved simultaneously.

The other side of the hard rubber ring 220 is glued with a soft rubber ring 230, and rubber sleeves 240 matched with the soft rubber ring 230 are arranged inside the left end and the right end of the valve body 110; during operation, through the design of soft rubber circle 230 and rubber sleeve 240, insert the inside suitable position of valve body 110 one end when the other end of filter 210, make hard rubber circle 220 opposite side laminate in valve body 110 one side, the inside block each other of the one end of rubber sleeve 240 and the soft rubber circle 230 other end to further improve the leakproofness between filter 210 and the valve body 110, prevent that impurity from getting into the inside of valve body 110 from the gap between filter 210 and the valve body 110.

The extrusion assembly 260 comprises a movable groove, an extrusion block and a telescopic spring, the upper end and the lower end of the valve body 110 are both provided with the movable groove which is matched with the filter plate 210, the extrusion block is movably arranged in the movable groove, and the telescopic spring is welded between the inner side of the extrusion block and the inner wall of the movable groove; the during operation, through the structural design of extrusion subassembly 260, insert the inside of valve body 110 when the other end of filter 210, because the extrusion piece is the arc design, thereby the contact surface of extrusion piece receives the extrusion and removes to the inside of activity groove, under expanding spring's elastic action, the extrusion piece returns the normal position and extrudees filter 210, the other end that makes filter 210 is in the inside central point of valve body 110 one end puts, prevent that filter 210 from taking place the skew and influencing fixed operation when the installation.

The front end and the rear end of the valve body 110 are movably provided with balls 270, and the outer surface of each ball 270 is attached to the outer side of one end of the filter plate 210; the during operation, through ball 270's design, the filter 210 of being convenient for removes under ball 270's mating reaction, has improved the smooth and easy nature of removal, prevents that filter 210 from taking place the card pause when removing, and the influence removes the operation.

The left end and the right end of the valve body 110 are provided with installation mechanisms, each installation mechanism comprises a sealing ring 310, a threaded rod 320 and a handle 360, one end, close to the valve body 110, of the pipeline 130 is provided with the sealing ring 310, the other side of the sealing ring 310 is attached to one side of the valve body 110, the threaded rods 320 are movably installed inside the front end and the rear end of the fixed sleeve 120 through bearings, the threaded sleeve 330 is sleeved outside the threaded rod 320, one side of the threaded sleeve 330 is fixedly connected with a fixture block 340, one end of the fixture block 340 is inserted into the pipeline 130, and a driving assembly 350 is arranged between the threaded rod 320 and the driving assembly 350; in operation, when the pipeline 130 needs to be installed, the other end of the pipeline 130 is inserted into the fixing sleeve 120 until the pipeline 130 is moved to a proper position, so that the other side of the sealing ring 310 is attached to one side of the valve body 110, and then the handle 360 is rotated, under the cooperation of the driving assembly 350, the threaded rod 320 is driven to rotate, and under the cooperation of the threaded rod 320 and the threaded sleeve 330, one end of the latch 340 moves into the interior of the tube 130, thereby realizing a function of fixing the pipe 130, solving a problem that it is inconvenient to assemble the pipe 130 with the valve body 110, through installation mechanism, the operating personnel of being convenient for installs the operation to pipeline 130, has improved the ease for use of operation, has saved the time of operation, is more convenient for take off pipeline 130 through installation mechanism and carries out the inspection and maintenance, has improved the practicality of operation, has saved operating personnel's labour.

The driving assembly 350 comprises a first bevel gear, a second bevel gear and a rotating rod, wherein the second bevel gear is fixedly installed at one end of the threaded rod 320, the second bevel gear is meshed with the first bevel gear, and the rotating rod is fixedly connected between the first bevel gear and the handle 360; the during operation, through drive assembly 350's structure, when rotating handle 360 to make the bull stick rotate, under first conical gear and second conical gear's mating reaction, thereby make threaded rod 320 rotate, improved the convenience of operation, prevent simultaneously to receive the interference of external object when rotating handle 360.

Example two

Referring to fig. 7, in a first comparative example, as another embodiment of the present invention, a rubber pad is sleeved outside the handle 360, and anti-slip lines are arranged outside the rubber pad; the during operation, through the design of rubber pad, the operating personnel of being convenient for rotates handle 360 and operates, has improved the travelling comfort when operating personnel rotates handle 360, through the design of anti-skidding line, takes place to skid when preventing that operating personnel from rotating handle 360, has improved the ease for use of operation.

The working principle is that when the filtering function of the valve body 110 needs to be improved, firstly, the other end of the filter plate 210 is inserted into one end of the valve body 110, under the cooperation of the balls 270, the filter plate 210 moves towards one end close to the valve body 110, under the cooperation of the squeezing component 260, the other end of the filter plate 210 is positioned at the central position inside one end of the valve body 110 until the other end of the filter plate 210 moves into a proper position inside the valve body 110, the other side of the hard rubber ring 220 is attached to one side of the valve body 110, one end of the rubber sleeve 240 is clamped with the inside of the other end of the soft rubber ring 230, the sealing property between the filter plate 210 and the valve body 110 is improved, the other end of the rubber block 250 is clamped with the inside of the filter plate 210, the stability of the filter plate 210 is improved, then the bolt 280 is inserted into the positioning groove between the filter plate 210 and the valve body 110, and then the nut 290 is sleeved outside of the bolt 280 until being screwed, thereby the filter plate 210 is fixed, and the filter plate 210 can filter the liquid entering the valve body 110;

when the pipeline 130 needs to be installed, the other end of the pipeline 130 is inserted into the fixing sleeve 120 until the pipeline 130 is moved to a proper position, so that the other side of the sealing ring 310 is attached to one side of the valve body 110, then the handle 360 is rotated, under the matching action of the driving assembly 350, the threaded rod 320 is driven to rotate, under the matching action of the threaded rod 320 and the threaded sleeve 330, one end of the fixture block 340 is moved into the pipeline 130, and therefore the pipeline 130 is fixed.

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

1. The utility model provides a no friction opens and close hard seal ball valve which characterized in that: comprises a valve body (110) arranged between two groups of pipelines (130) and a fixed sleeve (120); the other end of the pipeline (130) is inserted into one end of the valve body (110), and the left end and the right end of the valve body (110) are fixedly provided with the fixing sleeves (120);

both ends all set up filtering mechanism about valve body (110), filtering mechanism includes filter (210), hard rubber circle (220), rubber block (250), extrusion subassembly (260) and bolt (280), both ends all set up filter (210) about valve body (110), and the filter (210) other end inserts the inside of locating valve body (110) one end, the filter (210) other end sets up hard rubber circle (220), and the opposite side laminating of hard rubber circle (220) is in valve body (110) one side, the inside at both ends all is glued with rubber block (250) of mutually supporting with filter (210) about valve body (110), and rubber block (250) one end and the inside mutual block of filter (210), both ends all are provided with extrusion subassembly (260) of mutually supporting with filter (210) about valve body (110), set up bolt (280) between filter (210) and valve body (110), and the bolt (280) is externally sleeved with a nut (290).

2. The frictionless opening and closing hard seal ball valve as claimed in claim 1, wherein: the sticky soft rubber circle of hard rubber circle (220) opposite side (230), the inside at both ends all is provided with rubber sleeve (240) of mutually supporting with soft rubber circle (230) about valve body (110).

3. A frictionless opening and closing hard seal ball valve as claimed in claim 2, wherein: the extrusion assembly (260) comprises a movable groove, an extrusion block and a telescopic spring, the upper end and the lower end of the valve body (110) are provided with the movable groove which is matched with the filter plate (210), the extrusion block is movably arranged in the movable groove, and the telescopic spring is welded between the inner side of the extrusion block and the inner wall of the movable groove.

4. A frictionless opening and closing hard seal ball valve as claimed in claim 3, wherein: the front end and the rear end of the valve body (110) are movably provided with the ball (270), and the outer surface of the ball (270) is attached to the outer side of one end of the filter plate (210).

5. The frictionless opening and closing hard seal ball valve as claimed in claim 4, wherein: both ends set up installation mechanism about valve body (110), installation mechanism includes sealing washer (310), threaded rod (320) and handle (360), the one end that pipeline (130) are close to valve body (110) is provided with sealing washer (310), and sealing washer (310) opposite side laminates in valve body (110) one side, the inside at both ends all passes through bearing movable mounting threaded rod (320) around fixed cover (120), and threaded rod (320) outside cover establishes thread bush (330), thread bush (330) one side rigid coupling fixture block (340), and fixture block (340) one end inserts the inside of locating pipeline (130), set up drive assembly (350) between threaded rod (320) and drive assembly (350).

6. The frictionless opening and closing hard seal ball valve as claimed in claim 5, wherein: the driving assembly (350) comprises a first bevel gear, a second bevel gear and a rotating rod, the second bevel gear is fixedly installed at one end of the threaded rod (320), the second bevel gear and the first bevel gear are meshed with each other, and the rotating rod is fixedly connected between the first bevel gear and the handle (360).