CN221196215U

CN221196215U - Valve convenient to change

Info

Publication number: CN221196215U
Application number: CN202322734129.2U
Authority: CN
Inventors: 王威; 张猛
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-06-21
Anticipated expiration: 2033-10-11

Abstract

The application discloses a valve convenient to replace, which comprises a valve body, a threaded valve rod, an operating handle, a fixed pipe, a connecting and fixing structure, a sealing structure and a valve rod protecting structure, wherein the valve is suitable for being used as a discharging pipe valve.

Description

Valve convenient to change

Technical Field

The application relates to the field of valves, in particular to a valve convenient to replace.

Background

The valve is a device for controlling various pipelines and equipment, gas, liquid and medium such as gas or liquid containing solid powder, and is usually composed of a valve body, a valve cover, a valve seat, an opening and closing member, a driving mechanism, a sealing and fastening member and the like, and the valve is also usually used as a control component for discharging a discharging pipe.

In the prior patent document CN203963033U anti-blocking discharging valve, a discharging valve is disclosed, although the discharging valve can be used as a control component of a discharging pipe, when the discharging is controlled for viscous or solid-liquid mixed materials, the problems of blocking and the like in the valve are easy to occur after long-time use, so the valve needs to be regularly maintained and replaced, the valve is installed in a bolt flange connection mode, a corresponding tool is needed to be used for dismounting, the replacement and maintenance are inconvenient, gaps are easy to occur at the connection part after long-time use, the leakage phenomenon is easy to occur, and meanwhile, the valve rod also has the problem of rust and jam caused by water after long-time use;

that is, the conventional valve has the technical problems that the conventional valve is inconvenient to replace and maintain, and a gap is easily generated at a joint to cause leakage even after long-time use. Therefore, a valve convenient to replace is provided for the above problems.

Disclosure of Invention

The valve convenient to replace is used for solving the problems that a common valve in the prior art is inconvenient to replace and maintain, and a gap is easy to generate at a connecting part after long-time use to cause leakage.

According to one aspect of the application, there is provided a valve for easy replacement, comprising a valve body, a threaded valve stem, an operating handle and a fixed tube, and further comprising a connecting and fixing structure, a sealing structure and a valve stem protecting structure;

the valve is characterized in that a fixed pipe is fixedly connected to one end of the valve body, a threaded valve rod is arranged at the upper end of the valve body, an operating handle is fixedly connected to the top end of the threaded valve rod, a connecting and fixing structure is arranged at the fixed pipe, a sealing structure is arranged at the connecting and fixing structure, and a valve rod protecting structure is arranged at the upper end of the valve body.

Further, the connection fixing structure comprises a connecting pipe, a connecting sleeve and a locking bolt, wherein the connecting sleeve is fixedly connected to one end of the connecting pipe, and the locking bolt is connected to the connecting sleeve in a threaded mode.

Further, a clamping hole matched with the locking bolt is formed in the fixing pipe, and the fixing pipe is in sliding plug-in connection with the connecting sleeve.

Further, seal structure includes gasbag, fixed section of thick bamboo, connecting tube, piston, contact plate and contact block, the one end department fixedly connected with contact block of valve body, the fixed setting of gasbag is in adapter sleeve's inside wall department.

Further, the fixed section of thick bamboo of surface department fixedly connected with of adapter sleeve, the one end department fixedly connected with connecting tube's of fixed section of thick bamboo one end, connecting tube's the other end extends to in the inner chamber of gasbag and with fixed connection between the gasbag, sliding connection has the piston in the inner chamber of fixed section of thick bamboo.

Further, a connecting sleeve rod is fixedly connected to one side wall of the piston, one end of the connecting sleeve rod penetrates through the side wall of the inner cavity of the fixed cylinder and extends out of the wall, a connecting rod is connected in the inner cavity of the connecting sleeve rod in a sliding mode, and a contact plate is fixedly connected to one end of the connecting rod.

Further, one end of the connecting rod is fixedly connected with one end of the connecting spring, and the other end of the connecting spring is fixedly connected with the inner cavity wall of the connecting sleeve rod.

Further, the valve rod protection structure comprises a valve rod protection sleeve, a filling layer, a storage bottle and a pipeline, wherein the valve rod protection sleeve is fixedly connected to the top end of the valve body, and the filling layer is fixedly connected to the inner cavity of the valve rod protection sleeve.

Further, the inner side wall of the filling layer is fixedly provided with a plurality of convex rings, and the filling layer and the convex rings are made of sponge materials.

Further, the lateral wall department fixedly connected with pipeline of valve rod protective sheath, the one end department fixedly connected with of pipeline stores the bottle, the open position department threaded connection of storing the bottle has the screw cap, fixedly connected with tubule in the inner chamber of pipeline, the one end of tubule extends to the inside of filling layer, the inside of storing the bottle is filled with damping oil.

According to the embodiment of the application, the device can be removed quickly through the connecting and fixing structure to perform replacement and maintenance, compared with a flange bolt connection mode in the prior art, the device is simple and quick in replacement and installation operation, can not use extra operator tools, is simpler and more convenient, can fully seal a connection part through the sealing structure, can play a role in compensating gaps after long-time use, can effectively avoid leakage, can play a role in protecting the threaded valve rod through the valve rod protecting structure, can keep the damping and lubricating effects of the threaded valve rod in the operation process, can play a certain rust-proof role, can avoid the clamping phenomenon caused by rust, and is suitable for popularization and use.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present application;

FIG. 3 is a schematic view of a partial enlarged structure at A of FIG. 2 according to an embodiment of the present application;

FIG. 4 is a schematic view of a partially enlarged structure at B of FIG. 2 according to an embodiment of the present application;

FIG. 5 is a schematic cross-sectional view of a valve stem protective sleeve according to one embodiment of the present application;

Fig. 6 is a schematic cross-sectional view of a coupling sleeve according to an embodiment of the present application.

In the figure: 1. a valve body; 2. a threaded valve stem; 3. an operation handle; 4. a fixed tube; 5. a connecting pipe; 6. a connection sleeve; 7. a locking bolt; 8. an air bag; 9. a fixed cylinder; 10. a connecting pipe; 11. a piston; 12. connecting a loop bar; 13. a connecting rod; 14. a connecting spring; 15. a contact plate; 16. a contact block; 17. a valve rod protective sleeve; 18. a filling layer; 19. a pipeline; 20. a storage bottle; 21. a screw cap; 22. a tubule; 23. and (5) a convex ring.

Detailed Description

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-6, a valve convenient to replace comprises a valve body 1, a threaded valve rod 2, an operating handle 3, a fixed pipe 4, a connecting and fixing structure, a sealing structure and a valve rod protecting structure;

The novel discharge pipe valve is characterized in that a fixed pipe 4 is fixedly connected to one end of the valve body 1, a threaded valve rod 2 is arranged at the upper end of the valve body 1, an operating handle 3 is fixedly connected to the top end of the threaded valve rod 2, a connecting and fixing structure is arranged at the fixed pipe 4, a sealing structure is arranged at the connecting and fixing structure, and a valve rod protection structure is arranged at the upper end of the valve body 1.

The connecting and fixing structure comprises a connecting pipe 5, a connecting sleeve 6 and a locking bolt 7, wherein the connecting sleeve 6 is fixedly connected to one end of the connecting pipe 5, and the locking bolt 7 is connected to the connecting sleeve 6 in a threaded manner;

The fixing tube 4 is provided with a clamping hole matched with the locking bolt 7, and the fixing tube 4 is in sliding plug-in fit with the connecting sleeve 6; the sealing structure comprises an air bag 8, a fixed cylinder 9, a connecting pipeline 10, a piston 11, a contact plate 15 and a contact block 16, wherein the contact block 16 is fixedly connected to one end of the valve body 1, and the air bag 8 is fixedly arranged on the inner side wall of the connecting sleeve 6;

The outer surface of the connecting sleeve 6 is fixedly connected with a fixed cylinder 9, one end of the fixed cylinder 9 is fixedly connected with one end of a connecting pipeline 10, the other end of the connecting pipeline 10 extends into the inner cavity of the air bag 8 and is fixedly connected with the air bag 8, and a piston 11 is slidably connected in the inner cavity of the fixed cylinder 9;

A connecting sleeve rod 12 is fixedly connected to one side wall of the piston 11, one end of the connecting sleeve rod 12 penetrates through the side wall of the inner cavity of the fixed cylinder 9 and extends out of the wall, a connecting rod 13 is slidably connected in the inner cavity of the connecting sleeve rod 12, and a contact plate 15 is fixedly connected to one end of the connecting rod 13;

One end of the connecting rod 13 is fixedly connected with one end of the connecting spring 14, the other end of the connecting spring 14 is fixedly connected with the inner cavity wall of the connecting sleeve rod 12, before the device is used, the connecting pipe 5 is connected with the discharge port of equipment in a mounting way, then the fixed pipe 4 is inserted into the inner cavity of the connecting sleeve 6, the contact block 16 and the contact plate 15 are enabled to be in contact with each other, the connecting rod 13 is pushed to move while the fixed pipe 4 is continuously inserted, the connecting spring 14 is pushed to shrink through the movement of the connecting rod 13, so that the connecting sleeve rod 12 is pushed to move through elasticity generated through the shrinkage of the connecting spring 14, the piston 11 is driven to move, gas in the inner cavity of the fixed cylinder 9 is pushed to enter the inner cavity of the air bag 8 through the movement of the piston 11, the air bag 8 is enabled to expand, after the fixed pipe 4 is completely inserted, the locking bolt 7 is screwed, one end of the locking bolt 7 enters the clamping hole of the locking bolt 7, and therefore the fixed pipe 4 is enabled to be fixed, the mounting work of the valve body 1 is completed, the valve body 1 is controlled to be in need to be replaced by the valve body 1, and the valve body 1 is required to be replaced by a quick-change tool 1, and the valve body 1 is required to be replaced by a quick change, and the valve body 1 is required to be replaced by a special tool is replaced by a quick change tool, and the valve body 1 is required to be replaced by the valve body is replaced by the valve body, and the valve body is replaced by the valve body is in a quick replacement tool, and the valve body is replaced by the valve body when the valve body is required to be replaced by the valve body is replaced by the valve body when the valve body is to be directly when the valve;

after the valve body 1 is installed and fixed, as the connecting spring 14 is in a compressed state, the compression elastic force generated by the connecting spring 14 can be continuously applied to the connecting sleeve rod 12 all the time, so that the connecting sleeve rod 12 can continuously have a rightward thrust, a certain gap can be formed at the connecting position after the device is used for a long time, and the continuous thrust of the connecting sleeve rod 12 can continuously push the piston 11 to move, so that the air bag 8 is fully expanded, the gap is blocked and compensated, the phenomenon of gap leakage can be effectively avoided, and the device is suitable for popularization and use;

The valve rod protection structure comprises a valve rod protection sleeve 17, a filling layer 18, a storage bottle 20 and a pipeline 19, wherein the valve rod protection sleeve 17 is fixedly connected to the top end of the valve body 1, and the filling layer 18 is fixedly connected to the inner cavity of the valve rod protection sleeve 17;

A plurality of convex rings 23 are fixedly arranged on the inner side wall of the filling layer 18, and the filling layer 18 and the convex rings 23 are made of sponge materials;

The side wall department fixedly connected with pipeline 19 of valve rod protective sheath 17, the one end department fixedly connected with storage bottle 20 of pipeline 19, the open position department threaded connection of storage bottle 20 has screw cap 21, fixedly connected with tubule 22 in the inner chamber of pipeline 19, the inside of packing layer 18 is extended to the one end of tubule 22, the inside packing of storage bottle 20 has damping oil, and the inside damping oil of storage bottle 20 can get into the inside of packing layer 18 through storage bottle 20 to make the inside abundant suction damping oil of packing layer 18, and packing layer 18 and bulge 23 contact with screw valve rod 2, can smear damping oil on screw valve rod 2, play lubricated effect, and the setting of bulge 23 can make damping oil can be abundant smear in screw gap department of screw valve rod 2 at screw valve rod 2 in the in-process of rotating, thereby can make the surface adhesion one deck oil film of screw valve rod 2, play the effect of protection and lubrication, because the porous structure of packing layer 18 can abundant absorption and keep the oil, thereby can keep the effect of lubrication at screw valve rod 2 for a long time, can keep the lubrication effect of long-time, avoid the long-term lubrication.

The application has the advantages that:

1. Compared with the flange bolt connection mode in the prior art, the device is simple and quick to replace and install, does not need extra operator tools, is simpler and more convenient, can fully seal the connection part through the sealing structure, and can play a role in compensating gaps after long-time use, so that leakage is effectively avoided;

2. The screw thread valve rod has a valve rod protection structure, can play a role in protecting the screw thread valve rod, can keep the damping lubrication effect of the screw thread valve rod in the operation process, plays a role in preventing rust to a certain extent, avoids the jamming phenomenon caused by rust, and is suitable for popularization and use.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a valve convenient to change, includes valve body (1), screw thread valve rod (2), operating handle (3) and fixed pipe (4), its characterized in that: the valve rod protection device also comprises a connecting and fixing structure, a sealing structure and a valve rod protection structure;

The valve is characterized in that a fixed pipe (4) is fixedly connected to one end of the valve body (1), a threaded valve rod (2) is arranged at the upper end of the valve body (1), an operating handle (3) is fixedly connected to the top end of the threaded valve rod (2), a connecting and fixing structure is arranged at the fixed pipe (4), a sealing structure is arranged at the connecting and fixing structure, and a valve rod protecting structure is arranged at the upper end of the valve body (1).

2. The easy to replace valve of claim 1, wherein: the connecting and fixing structure comprises a connecting pipe (5), a connecting sleeve (6) and a locking bolt (7), wherein the connecting sleeve (6) is fixedly connected to one end of the connecting pipe (5), and the locking bolt (7) is connected to the connecting sleeve (6) in a threaded mode.

3. The easy to replace valve of claim 2, wherein: the fixing tube (4) is provided with a clamping hole matched with the locking bolt (7), and the fixing tube (4) is in sliding plug-in connection with the connecting sleeve (6).

4. The easy to replace valve of claim 1, wherein: the sealing structure comprises an air bag (8), a fixed cylinder (9), a connecting pipeline (10), a piston (11), a contact plate (15) and a contact block (16), wherein the contact block (16) is fixedly connected to one end of the valve body (1), and the air bag (8) is fixedly arranged at the inner side wall of the connecting sleeve (6).

5. The easy to replace valve according to claim 4, wherein: the outer surface of the connecting sleeve (6) is fixedly connected with a fixed cylinder (9), one end of the fixed cylinder (9) is fixedly connected with one end of a connecting pipeline (10), the other end of the connecting pipeline (10) extends into the inner cavity of the air bag (8) and is fixedly connected with the air bag (8), and a piston (11) is slidably connected in the inner cavity of the fixed cylinder (9).

6. The easy to replace valve according to claim 4, wherein: one side lateral wall department fixedly connected with of piston (11) connects loop bar (12), the one end of connecting loop bar (12) runs through the inner chamber lateral wall of fixed section of thick bamboo (9) and extends to the wall outside, sliding connection has connecting rod (13) in the inner chamber of connecting loop bar (12), the one end department fixedly connected with contact plate (15) of connecting rod (13).

7. The easy to replace valve according to claim 6, wherein: one end of the connecting rod (13) is fixedly connected with one end of the connecting spring (14), and the other end of the connecting spring (14) is fixedly connected with the inner cavity wall of the connecting sleeve rod (12).

8. The easy to replace valve of claim 1, wherein: the valve rod protection structure comprises a valve rod protection sleeve (17), a filling layer (18), a storage bottle (20) and a pipeline (19), wherein the valve rod protection sleeve (17) is fixedly connected to the top end of the valve body (1), and the filling layer (18) is fixedly connected to the inner cavity of the valve rod protection sleeve (17).

9. The easy to replace valve according to claim 8, wherein: the inner side wall of the filling layer (18) is fixedly provided with a plurality of convex rings (23), and the filling layer (18) and the convex rings (23) are made of sponge materials.

10. The easy to replace valve according to claim 8, wherein: the valve rod is characterized in that a pipeline (19) is fixedly connected to the side wall of the valve rod protective sleeve (17), a storage bottle (20) is fixedly connected to one end of the pipeline (19), a threaded cover (21) is connected to the opening position of the storage bottle (20) in a threaded mode, a thin pipe (22) is fixedly connected to the inner cavity of the pipeline (19), one end of the thin pipe (22) extends to the inside of the filling layer (18), and damping oil is filled in the storage bottle (20).