CN218031528U

CN218031528U - Ceramic half-ball valve with valve core convenient to replace

Info

Publication number: CN218031528U
Application number: CN202221306922.1U
Authority: CN
Inventors: 仇锋凯; 陈永佳; 仇仓红; 朱凌俊
Original assignee: Xiamen Xigong Valve Co ltd
Current assignee: Xiamen Xigong Valve Co ltd
Priority date: 2022-05-29
Filing date: 2022-05-29
Publication date: 2022-12-13
Anticipated expiration: 2032-05-29

Abstract

The utility model discloses a ceramic hemisphere valve that case is convenient for change, including drive assembly and sealed side ring, through having set up drive assembly inside the ball valve body, carry out spacing effect to heat expansion packing ring and joint post through first multilateral hole groove and the multilateral hole groove of second, simultaneously through the heat expansion material characteristic of heat expansion packing ring and make it provide sealed effect, then make spherical case and ball valve body top side inside groove form comparatively sealed space through the sealed effect of first closing plate and arc bed course, be favorable to improving the sealed effect when the ball valve rotates, it is excessive to reduce the medium, through having set up seal assembly at joint post top, carry out spacing action to sealed filling layer and dampproofing filling layer respectively through second closing plate and third closing plate.

Description

Ceramic half-ball valve with valve core convenient to replace

Technical Field

The utility model relates to a ball valve equipment field of being correlated with specifically is a ceramic hemisphere valve that case is convenient for change.

Background

The ball valve is a valve in which an opening and closing part (a ball body) is driven by a valve rod and rotates around the axis of the ball valve; can also be used for the regulation and control of fluid; the ball valve is divided into: the pneumatic ball valve, the electric ball valve and the manual ball valve are mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and are novel valves widely adopted in recent years.

Most of existing ball valves are fixed in structure, so that the existing ball valves are difficult to rapidly disassemble, and the whole ball valve needs to be replaced when a valve core of the ball valve is damaged, so that the production cost is greatly increased; meanwhile, the existing ball valve generally has the defects of poor sealing property and wear resistance, short service life and the like, and is difficult to be suitable for various severe working conditions.

Disclosure of Invention

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a ceramic hemisphere valve that case is convenient for change here.

The utility model discloses a realize like this, construct the ceramic hemisphere valve that case is convenient for change, the device includes that ball valve body, bolt install and play limiting displacement's connection side ring, bolt in the ball valve body left and right sides and install the sealed top cap that plays sealing action at ball valve body top connector and install the inside sealed side ring that plays limiting displacement of ball valve body, sealed side ring inboard rotates and is provided with the spherical case that plays the water conservancy diversion effect, still including installing the drive assembly at spherical case top, drive assembly is including setting up the first multilateral hole groove that plays limiting displacement at spherical case top, the sliding of first multilateral hole inslot cell wall is provided with the thermal expansion packing ring that plays sealing action, thermal expansion packing ring and the multilateral hole inslot cell wall sliding connection of second, the multilateral hole groove of second sets up the joint post that sets up in second closing plate and arc bed course inboard side and slide, the arc bed course bottom is installed the arc bed course that plays sealing action and is installed the sealing assembly at first closing plate top, the third hole groove that the multilateral effect is equipped with limiting displacement in the sealed top cap.

Preferably, the sealing assembly comprises a transmission shaft rod which is installed at the top of the clamping column and plays a transmission role, a second sealing plate and a third sealing plate which play a sealing role are installed on the upper side and the lower side of the outer side wall of the transmission shaft rod respectively, and a transmission column which is installed at the top of the transmission shaft rod and plays a limiting role, a damp-proof filling layer which plays a sealing role is installed at the top of the second sealing plate, a sealing filling layer which plays a sealing role is installed at the top of the third sealing plate, and the outer side walls of the second sealing plate and the third sealing plate are both rotationally connected with the inner side wall of the top side of the ball valve body.

Preferably, the depth of the first polygonal hole groove on the top side of the spherical valve core and the thickness of the sphere of the spherical valve core are respectively centimeter and centimeter, and the first polygonal hole groove and the second polygonal hole groove have the same specification and size.

Preferably, the overall length of the thermal expansion gasket and the clamping column is equal to the sum of the groove depths of the first polygonal hole groove and the second polygonal hole groove.

Preferably, the bottom side of the arc cushion layer is provided with a concave groove matched with the radian of the top side of the spherical valve core, and the contact part of the arc cushion layer and the spherical valve core is provided with an anticorrosive coating.

Preferably, the first seal plate is in parallel relationship with the second seal plate and the third seal plate respectively, and the thickness of the first seal plate is three times that of the third seal plate.

Preferably, the transmission shaft lever is perpendicular to the first sealing plate and the top side of the spherical valve core, and the whole length of the transmission shaft lever is the same as that of the valve lifting groove on the top side of the ball valve body.

Preferably, the material of the thermal expansion gasket is rubber.

Preferably, the transmission shaft rod is made of steel.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a ceramic hemisphere valve that case is convenient for change here, compare with equipment of the same type, have following improvement:

a ceramic hemisphere valve that case is convenient for change, inside the ball valve body through having set up drive assembly, carry out spacing effect through first multilateral hole groove and the multilateral hole groove of second to thermal expansion packing ring and joint post, the thermal expansion material characteristic through the thermal expansion packing ring makes it provide sealed effect simultaneously, then make spherical case and ball valve body top side inside groove form comparatively sealed space through the sealed effect of first closing plate and arc bed course, sealed effect when being favorable to improving the ball valve rotation, it is excessive to reduce the medium.

A ceramic half-ball valve that case is convenient for change, through having set up seal assembly at joint capital portion, will seal parts such as filling layer and dampproofing filling layer through transmission axostylus axostyle and transmission post and take out, carry out spacing action to sealed filling layer and dampproofing filling layer respectively through second closing plate and third closing plate, then receive external drive and when rotating at transmission axostylus axostyle and transmission post, the sealed effect to ball valve body top side logical groove is improved to the sealed characteristic through sealed filling layer and dampproofing filling layer, be favorable to improving the whole sealed effect to ball valve body.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural view of the ball valve body and the transmission assembly of the present invention;

fig. 3 is a schematic diagram of a three-dimensional explosion structure of the transmission assembly of the present invention;

fig. 4 is an enlarged schematic structural view of the present invention at a in fig. 2;

fig. 5 is a schematic perspective view of the sealing assembly of the present invention.

Wherein: the ball valve comprises a ball valve body-1, a connecting side ring-2, a sealing top cover-3, a transmission assembly-4, a ball valve core-5, a sealing side ring-6, a first multi-edge hole groove-41, a thermal expansion gasket-42, a second multi-edge hole groove-43, a first sealing plate-44, an arc cushion layer-45, a clamping column-46, a sealing assembly-47, a third multi-edge hole groove-48, a transmission shaft rod-471, a second sealing plate-472, a third sealing plate-473, a sealing filling layer-474, a moisture-proof filling layer-475 and a transmission column-476.

Detailed Description

The present invention will be described in detail below with reference to the accompanying fig. 1-5, wherein the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1, the utility model discloses a ceramic hemisphere valve that case is convenient for change, including ball valve body 1, bolt install the connection side ring 2 that plays limiting displacement in the 1 left and right sides of ball valve body, the bolt is installed and is played sealed top cap 3 of sealing action and install the sealed side ring 6 that plays limiting displacement in 1 inside of ball valve body at the connector of ball valve body top, 6 inboard rotations of sealed side ring are provided with the spherical case 5 that plays the water conservancy diversion effect.

Referring to fig. 2, 3 and 4, the ceramic half ball valve of the present invention further includes a transmission assembly 4 installed at the top of the spherical valve core 5 for improving the transmission and disassembly effect of the ball valve, the transmission assembly 4 includes a first polygonal slot 41 disposed at the top of the spherical valve core 5 for limiting, the first polygonal slot 41 provides a limiting effect for the spherical valve core 5, a heat expansion gasket 42 for sealing is slidably disposed on the inner slot wall of the first polygonal slot 41 for providing a limiting effect for the heat expansion gasket 42, the heat expansion gasket 42 is slidably connected to the inner slot wall of a second polygonal slot 43 for providing a limiting effect for the heat expansion gasket 42, the second polygonal slot 43 is disposed on the inner side of the first sealing plate 44 and the arc cushion layer 45 and slidably disposed on the clamping column 46 inside the second polygonal slot 43 for providing a limiting effect for the clamping column 46, an arc cushion 45 playing a role of sealing and a sealing assembly 47 arranged at the top of the first sealing plate 44 are arranged at the bottom of the first sealing plate 44, the sealing effect is improved through the arc cushion 45, a third multi-edge hole groove 48 playing a role of limiting is arranged at the middle side of the sealing top cover 3, the third multi-edge hole groove 48 provides a limiting effect for the sealing assembly 47, the groove depth of the first multi-edge hole groove 41 at the top side of the spherical valve core 5 and the thickness of the sphere of the spherical valve core 5 are respectively 2 cm and 3 cm, the specifications of the first multi-edge hole groove 41 and the second multi-edge hole groove 43 are the same, the limiting and heat insulation effects of the first multi-edge hole groove 41 are improved, the overall lengths of the thermal expansion gasket 42 and the clamping column 46 are the same as the sum of the groove depths of the first multi-edge hole groove 41 and the second multi-edge hole groove 43, the sealing effects of the first multi-edge hole groove 41 and the second multi-edge hole groove 43 are improved through the thermal expansion gasket 42, the arc cushion 45 is provided with a concave groove matched with the arc bottom side of the spherical valve core 5, and arc bed course 45 is equipped with anticorrosive coating with ball case 5 contact department, provides sealed effect through arc bed course 45, and first closing plate 44 is parallel relation with second closing plate 472 and third closing plate 473 respectively, and the thickness of first closing plate 44 is the triple length of third closing plate 473, provides the sealed effect of first closing plate 44 and second closing plate 472 and third closing plate 473.

Please refer to fig. 5, the utility model discloses a ceramic hemisphere valve that case is convenient for to be changed, seal assembly 47 is including installing the transmission axostylus axostyle 471 that plays the transmission at joint post 46 top, provide the effect for the rotation of transmission axostylus axostyle 471, second sealing plate 472 and third sealing plate 473 that play the sealing respectively are installed to both sides about the transmission axostylus axostyle 471 lateral wall and install the transmission post 476 that plays limiting displacement at transmission axostylus axostyle 471 top, provide the bearing effect for transmission post 476, dampproofing filling layer 475 that plays the sealing effect is installed at second sealing plate 472 top, provide the bearing effect for dampproofing filling layer 475, sealed filling layer 474 that plays the sealing effect is installed at third sealing plate 473 top, provide the bearing effect for sealed filling layer 474, second sealing plate 472 and third sealing plate 473 lateral walls all rotate with ball valve body 1 top side cell wall and be connected, improve the sealing effect through second sealing plate 472 and third sealing plate 473, transmission axostylus axostyle 471 is the perpendicular relation with first sealing plate 44 and ball valve body 5 top side respectively, and the whole length of transmission is the same with ball valve body 1 top side valve lifting groove, rotation of axostylus axostyle provides the sealing effect for transmission axostylus axostyle 471.

The utility model provides a ceramic half-ball valve with a valve core convenient to replace through improvement, and the working principle is as follows;

firstly, when the equipment is used, the equipment is placed in a working area, and then the device is connected with an external power supply, so that the power supply required by the work of the equipment can be provided;

secondly, when the valve core is replaced, the sealing top cover 3 is opened, then the components such as the sealing filling layer 474, the moisture-proof filling layer 475 and the like are taken out through the transmission shaft lever 471 and the transmission column 476, and the clamping column 46 at the bottom side of the transmission shaft lever 471 is in tensioning fit with the thermal expansion gasket 42, so that the transmission shaft lever 471 is displaced to drive the first sealing plate 44 and the arc cushion layer 45 to be displaced through the thermal expansion gasket 42, so that the clamping column 46 is separated from the first polygonal hole groove 41 at the top side of the spherical valve core 5, then the spherical valve core 5 can be taken out and replaced by detaching the connecting side ring 2, the quick replacement of the spherical valve core 5 is facilitated, meanwhile, the waste of other auxiliary accessories is reduced through the clamping mode, and the production and maintenance cost is facilitated to be reduced;

thirdly, when the spherical valve core 5 is installed, the thermal expansion gasket 42 and the clamping column 46 only need to be limited by the first polygonal hole groove 41 and the second polygonal hole groove 43, so that the clamping column 46 can form clamping action with the top side of the spherical valve core 5 due to the preheating expansion effect of the thermal expansion gasket 42, meanwhile, the sealing effect is provided due to the thermal expansion material characteristic of the thermal expansion gasket 42, then the arc cushion 45 is extruded by the first sealing plate 44, the spherical valve core 5 and the internal groove on the top side of the ball valve body 1 form a relatively sealed space due to the sealing effect, the sealing effect during rotation of the ball valve is improved, medium overflow is reduced, the sealing filling layer 474 and the moisture-proof filling layer 475 are respectively placed into the through groove on the top of the ball valve body 1 by the second sealing plate 472 and the third sealing plate 473, and finally the sealing top cover 3 is covered, so that the driving shaft 471 and the moisture-proof filling layer 475 are extruded, and the sealing effect during replacement of the spherical valve core 5 is improved;

fourthly, then drive transmission post 476 through outside apparatus and rotate to make transmission axostylus axostyle 471 and joint post 46 under the drive effect of first multilateral hole groove 41 and second multilateral hole groove 43, and drive spherical valve core 5 and rotate the work, improve the sealed effect to ball valve body 1 top side through the sealing characteristic of sealed filling layer 474 and dampproofing filling layer 475 this moment, be favorable to improving the whole sealed effect to ball valve body 1.

The utility model discloses an improvement provides a case is convenient for ceramic hemisphere valve of changing, carry out spacing effect to thermal expansion packing ring 42 and joint post 46 through first multilateral hole groove 41 and second multilateral hole groove 43, simultaneously through the thermal expansion material characteristic of thermal expansion packing ring 42 and make it provide sealed effect, then make spherical case 5 and ball valve body 1 top side inside groove form comparatively sealed space through the sealed effect of first closing plate 44 and arc bed course 45, be favorable to improving the sealed effect when the ball valve rotates, it is excessive to reduce the medium, carry out spacing action to sealed filling layer 474 and dampproofing filling layer 475 respectively through second closing plate 472 and third closing plate 473, parts such as sealed filling layer 474 and dampproofing filling layer 475 are taken out through transmission axostylus axostyle 471 and transmission post 476, then receive external drive and when rotating at transmission axostylus axostyle 471 and transmission post 475, improve the sealed effect to ball valve body 1 top side through sealed filling layer 474 and dampproofing filling layer's sealed characteristic, be favorable to improving the whole sealed effect to ball valve body 1.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A ceramic half-ball valve with a valve core convenient to replace comprises a ball valve body (1), connecting side rings (2) which are arranged on the left side and the right side of the ball valve body (1) through bolts and have a limiting effect, a sealing top cover (3) which is arranged on a top connecting port of the ball valve body (1) through bolts and has a sealing effect, and sealing side rings (6) which are arranged inside the ball valve body (1) and have a limiting effect, wherein a spherical valve core (5) which has a flow guiding effect is rotatably arranged on the inner sides of the sealing side rings (6);

the method is characterized in that: the ball valve is characterized by further comprising a transmission assembly (4) arranged at the top of the ball valve core (5), wherein the transmission assembly (4) comprises a first polygonal hole groove (41) which is arranged at the top of the ball valve core (5) and plays a limiting role, a thermal expansion gasket (42) playing a sealing role is arranged on the inner groove wall of the first polygonal hole groove (41) in a sliding mode, and the thermal expansion gasket (42) is connected with the inner groove wall of a second polygonal hole groove (43) in a sliding mode;

the second polygonal hole groove (43) is arranged in the middle of the inner sides of the first sealing plate (44) and the arc cushion layer (45) and is slidably arranged on a clamping column (46) on the inner side of the second polygonal hole groove (43), the arc cushion layer (45) playing a role in sealing and a sealing assembly (47) installed at the top of the first sealing plate (44) are installed at the bottom of the first sealing plate (44), and a third polygonal hole groove (48) playing a role in limiting is arranged on the middle of the sealing top cover (3).

2. The ceramic hemispherical valve with the conveniently replaced valve core as claimed in claim 1, wherein: the sealing assembly (47) comprises a transmission shaft lever (471) which is installed at the top of the clamping column (46) and plays a transmission role, a second sealing plate (472) and a third sealing plate (473) which play a sealing role are respectively installed on the upper side and the lower side of the outer side wall of the transmission shaft lever (471) and a transmission column (476) which is installed at the top of the transmission shaft lever (471) and plays a limiting role.

3. The ceramic hemispherical valve with the conveniently replaced valve core as claimed in claim 2, wherein: the top of the second sealing plate (472) is provided with a damp-proof filling layer (475) with a sealing effect, the top of the third sealing plate (473) is provided with a sealing filling layer (474) with a sealing effect, and the outer side walls of the second sealing plate (472) and the third sealing plate (473) are both rotationally connected with the inner side wall of the top side of the ball valve body (1).

4. The ceramic hemispherical valve with the conveniently replaced valve core as claimed in claim 1, wherein: the groove depth of a first polygonal hole groove (41) on the top side of the spherical valve core (5) and the thickness of a sphere of the spherical valve core (5) are respectively 2 cm and 3 cm, and the first polygonal hole groove (41) and a second polygonal hole groove (43) are the same in specification and size.

5. The ceramic hemispherical valve with the conveniently replaced valve core as claimed in claim 1, wherein: the overall length of the thermal expansion gasket (42) and the clamping column (46) is equal to the sum of the groove depths of the first polygonal hole groove (41) and the second polygonal hole groove (43).

6. The ceramic hemispherical valve with the conveniently replaced valve core as claimed in claim 1, wherein: the bottom side of the arc cushion layer (45) is provided with a concave groove matched with the radian of the top side of the spherical valve core (5), and the contact part of the arc cushion layer (45) and the spherical valve core (5) is provided with an anticorrosive coating.

7. The ceramic half ball valve with the valve core convenient to replace according to claim 1, is characterized in that: the first seal plate (44) is in parallel relationship with the second seal plate (472) and the third seal plate (473), respectively, and the thickness of the first seal plate (44) is three times that of the third seal plate (473).

8. The ceramic half ball valve with the valve core convenient to replace according to claim 2, characterized in that: the transmission shaft rod (471) is respectively perpendicular to the top sides of the first sealing plate (44) and the spherical valve core (5), and the whole length of the transmission shaft rod (471) is the same as that of the valve lifting inner groove on the top side of the ball valve body (1).