CN219655328U

CN219655328U - Four-way valve

Info

Publication number: CN219655328U
Application number: CN202320812141.8U
Authority: CN
Inventors: 代少华; 曹玉连
Original assignee: Qingdao Changheng Marine Valve Co ltd
Current assignee: Qingdao Changheng Marine Valve Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-09-08
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a four-way valve, which relates to the technical field of valve correlation, and comprises a valve body, a pipeline and a pipeline sealing assembly, wherein the pipeline sealing assembly is positioned in the valve body, the surface of the outer side of the valve body is fixedly connected with a pipeline, one end of the pipeline extends to the inner side of the valve body, the pipeline sealing assembly comprises a guide sliding rail, a movable support, a sealing ball, a pressing block, a threaded rod and a rotating disc, the rotating disc is positioned on the outer side of the valve body, the surface of the sealing ball is driven to gradually approach to one end of the pipeline extending to the inner side of the valve body through the matching between the guide sliding rail and the pressing block in the pipeline sealing assembly, and finally the sealing ball is tightly attached, and a sealing rubber gasket is arranged on the surface of one end of the pipeline, which is attached to the sealing ball, so that after the sealing ball is fully extruded and attached to the sealing ball, the sealing effect is improved, and the stability is improved in the process of moving the sealing ball through the arrangement of the guide sliding rail.

Description

Four-way valve

Technical Field

The utility model relates to the technical field of valve correlation, in particular to a four-way valve.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. Depending on their function, they can be classified into shutoff valves, check valves, regulating valves, etc. The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification.

The prior art has the following problems: when the existing four-way valve is used, the pipeline opening is in an incompact structure and poor in tightness, so that oil leakage occurs at the pipeline opening, the resource is wasted, the existing valve sealing assembly is matched with a valve ball through a valve rod, the structure is simple, the maintenance is convenient, the existing valve rod is easy to loosen when being sealed, and the tightness effect of the four-way valve main body is poor.

Disclosure of Invention

In order to solve the technical problem, the four-way valve is provided, when the four-way valve is used, the problem that the pipeline opening is not compact in structure and poor in sealing performance is solved, the phenomenon of oil leakage occurs in the pipeline opening, so that the resource is wasted, the existing valve sealing assembly is matched with a valve ball through a valve rod, and the four-way valve is easy to loosen when being sealed, so that the four-way valve is inconvenient to use.

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

the utility model provides a four-way valve, includes valve body, pipeline and pipeline seal assembly, pipeline seal assembly is located the inside of valve body, the outside fixed surface of valve body has the pipeline, the one end of pipeline extends to the inboard of valve body, pipeline seal assembly includes direction slide rail, movable support, sealing ball, lower briquetting, threaded rod and carousel, the carousel is located the outside of valve body, movable support, sealing ball and lower briquetting all are located the inboard of valve body, the inside wall fixedly connected with direction slide rail of valve body, the inboard sliding connection of direction slide rail has the movable support, one side fixed surface of movable support is connected with sealing ball, the spout has been seted up to the opposite side surface of movable support.

Preferably, both sides of the lower pressing block are fixedly connected with sliding blocks, the sliding blocks are slidably connected with sliding grooves, the outer top end of the valve body is positioned at the middle position and is fixedly connected with a threaded sleeve column, and the inner side surface of the threaded sleeve column is in threaded connection with a threaded rod.

Preferably, the bottom of threaded rod extends to the inside of valve body, just the bottom of threaded rod is located intermediate position department rotation with the upper surface of lower briquetting and is connected, the top of threaded rod and the lower surface fixed connection of carousel.

Preferably, the valve body is in threaded connection with the threaded rod through a threaded sleeve column, the valve body is in sliding connection with the movable support through a guide sliding rail, and the valve body is matched with the guide sliding rail.

Preferably, the pipeline is provided with four, and every two is a set of, every group pipeline sets up about the valve body symmetry, movable support passes through spout and slider sliding connection, and slider and spout looks adaptation.

Compared with the prior art, the utility model provides the four-way valve, which has the following beneficial effects:

the surface of the driving sealing ball is gradually close to one end of the pipeline extending to the inner side of the valve body through the matching use between the guide sliding rail and the lower pressing block in the pipeline sealing assembly, and finally the sealing ball is tightly attached, and the surface of one end of the pipeline attached to the sealing ball is provided with the sealing rubber gasket, so that after the sealing ball is fully attached to the sealing ball in a pressing way, the sealing effect is improved, and the stability is improved in the process of moving the sealing ball through the arrangement of the guide sliding rail, so that the sealing effect is improved, the practicability of the valve is improved.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of a four-way valve according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a four-way valve according to the present utility model;

FIG. 3 is a schematic perspective view of a pipeline sealing assembly according to the present utility model;

fig. 4 is a schematic perspective view of a movable bracket according to the present utility model;

FIG. 5 is a schematic diagram of a perspective structure of a pressing block according to the present utility model;

the reference numerals in the figures are:

1. a valve body; 2. a pipe; 3. a threaded sleeve column; 4. a pipe seal assembly; 5. a sealing ball; 6. a movable bracket; 7. a threaded rod; 8. a turntable; 9. pressing the block; 10. a guide rail; 11. a slide block; 12. and a sliding groove.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-5, a four-way valve is shown, which comprises a valve body 1, a pipeline 2 and a pipeline sealing assembly 4, wherein the pipeline sealing assembly 4 is positioned in the valve body 1, the pipeline 2 is fixedly connected with the outer side surface of the valve body 1, one end of the pipeline 2 extends to the inner side of the valve body 1, the pipeline sealing assembly 4 comprises a guide sliding rail 10, a movable support 6, a sealing ball 5, a pressing block 9, a threaded rod 7 and a rotating disc 8, the rotating disc 8 is positioned on the outer side of the valve body 1, the movable support 6, the sealing ball 5 and the pressing block 9 are positioned on the inner side of the valve body 1, the guide sliding rail 10 is fixedly connected with the movable support 6 in a sliding manner, the sealing ball 5 is fixedly connected with one side surface of the movable support 6, and the sliding groove 12 is formed in the other side surface of the movable support 6.

The both sides of briquetting down 9 are all fixedly connected with slider 11, in slider 11 sliding connection had spout 12, and the outside top of valve body 1 is located intermediate position department fixedly connected with screw thread loop post 3, and the inboard table threaded connection of screw thread loop post 3 has threaded rod 7, and the bottom of threaded rod 7 extends to the inside of valve body 1, and the bottom of threaded rod 7 is located intermediate position department rotation with the upper surface of briquetting down 9 and is connected, and the top of threaded rod 7 is connected with the lower surface fixed surface of carousel 8.

The valve body 1 is in threaded connection with the threaded rod 7 through the threaded sleeve column 3, the valve body 1 is in sliding connection with the movable support 6 through the guide sliding rail 10, the valve body 1 is matched with the guide sliding rail 10, the number of pipelines 2 is four, every two pipelines are in a group, each group of pipelines 2 is symmetrically arranged relative to the valve body 1, the movable support 6 is in sliding connection with the sliding block 11 through the sliding groove 12, and the sliding block 11 is matched with the sliding groove 12.

When the pipeline 2 is sealed, an operator can twist the rotary table 8, the rotary table 8 drives the threaded rod 7 to rotate on the threaded sleeve column 3, wherein the threaded rod 7 is in threaded connection with the threaded sleeve column 3, so that the lower pressing block 9 is driven to vertically move downwards during rotation, two sides of the lower pressing block 9 are inclined planes (namely, inverted triangle shapes), the other side of the movable support 9 matched with the lower pressing block 9 is also inclined planes (shown by referring to fig. 4), so that when the lower pressing block 9 gradually moves downwards, the lower pressing block slides along a sliding groove 12 formed in the movable support 6, simultaneously drives the movable support 6 to slide along a guide sliding rail 10, and finally drives the surface of the sealing ball 5 to gradually approach one end of the pipeline extending to the inner side of the valve body 1 through the movable support 6, and finally enables the sealing ball to be tightly attached.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The four-way valve is characterized by comprising a valve body (1), a pipeline (2) and a pipeline sealing assembly (4), wherein the pipeline sealing assembly (4) is positioned in the valve body (1), the pipeline (2) is fixedly connected to the outer side surface of the valve body (1), and one end of the pipeline (2) extends to the inner side of the valve body (1);

pipeline seal assembly (4) are including direction slide rail (10), movable support (6), sealing ball (5), lower briquetting (9), threaded rod (7) and carousel (8), carousel (8) are located the outside of valve body (1), movable support (6), sealing ball (5) and lower briquetting (9) all are located the inboard of valve body (1), the inside wall fixedly connected with direction slide rail (10) of valve body (1), the inboard sliding connection of direction slide rail (10) has movable support (6), one side fixed surface of movable support (6) is connected with sealing ball (5), spout (12) have been seted up on the opposite side surface of movable support (6).

2. A four-way valve according to claim 1, wherein: both sides of briquetting down (9) all fixedly connected with slider (11), in slider (11) sliding connection has spout (12), the outside top of valve body (1) is located intermediate position department fixedly connected with screw thread sleeve post (3), the inboard table threaded connection of screw thread sleeve post (3) has threaded rod (7).

3. A four-way valve according to claim 2, wherein: the bottom of threaded rod (7) extends to the inside of valve body (1), just the bottom of threaded rod (7) is located intermediate position department rotation with the upper surface of lower briquetting (9) and is connected, the top of threaded rod (7) is connected with the lower surface fixed of carousel (8).

4. A four-way valve according to claim 3, wherein: the valve body (1) is in threaded connection with the threaded rod (7) through the threaded sleeve column (3), the valve body (1) is in sliding connection with the movable support (6) through the guide sliding rail (10), and the valve body (1) is matched with the guide sliding rail (10).

5. A four-way valve according to claim 2, wherein: the pipeline (2) is provided with four, and every two is a set of, every pipeline (2) of group set up with respect to valve body (1) symmetry, movable support (6) pass through spout (12) and slider (11) sliding connection, and slider (11) and spout (12) looks adaptation.