CN219062624U

CN219062624U - Stop valve with protective structure

Info

Publication number: CN219062624U
Application number: CN202223400826.6U
Authority: CN
Inventors: 张杲; 张灿钢
Original assignee: Xinchang Hengchang Machinery Co ltd
Current assignee: Xinchang Hengchang Machinery Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-23
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of stop valves, in particular to a stop valve with a protection structure, which comprises a stop valve body, wherein an upper cover plate is arranged on the upper side of the stop valve body, a regulating rod is arranged in the middle of the upper cover plate, a bearing seat is arranged on the upper side of the upper cover plate and corresponds to the regulating rod, a positioning groove is formed in the end face of the bearing seat, a regulating hand wheel is arranged at the end part of the regulating rod, the regulating hand wheel is connected with the regulating rod through a locking seat, a blocking disc is arranged at the lower end of the regulating rod, a protection sleeve is arranged at the end part of the bearing seat through the positioning groove, and the regulating rod is switched between the protection sleeve and the positioning groove, so that the regulating rod can be protected, the misoperation of the regulating rod can be effectively avoided, the safety of the stop valve body in use can be improved, the regulating rod can be protected, the regulating rod is good in protection effect under the condition of long-time use, and the regulating rod is good in operation again.

Description

Stop valve with protective structure

Technical Field

The utility model relates to the technical field of stop valves, in particular to a stop valve with a protection structure.

Background

The stop valve, also called a stop valve, belongs to a forced sealing valve and is one of the most widely used valves. The stop valve is characterized in that the valve rod pressure is used for enabling the sealing surface of the valve clack to be tightly attached to the sealing surface of the valve seat, so that medium circulation is prevented, and the medium is only allowed to flow unidirectionally, so that the valve is directional in installation. The stop valve can be divided into a direct-current stop valve, an angle stop valve, a plunger stop valve, an upper thread valve rod stop valve, a lower thread valve rod stop valve and the like, and has the characteristics of durability, small opening height, easiness in manufacturing and convenience in maintenance, and is suitable for medium and low pressure and high pressure.

The existing valve is generally exposed outside, the exposed part can rust and even weathers after long-time use, and after the rust, the valve is difficult to open and close, so that the use effect of the valve is difficult to realize; after weathering, the service life of the valve is significantly affected, and thus a stop valve with a protective structure is needed to improve the above problems.

Disclosure of Invention

The present utility model is directed to a stop valve with a protection structure, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a stop valve with protective structure, includes the stop valve body, the upside of stop valve body is provided with the upper cover plate, the regulation and control pole is installed to the centre department of upper cover plate, the upside of upper cover plate corresponds with the regulation and control pole and is provided with the carrier seat, the constant head tank has been seted up on the terminal surface of carrier seat, the tip of regulation and control pole is provided with the regulation and control hand wheel, the regulation and control hand wheel is connected with the regulation and control pole through the locking seat, the lower extreme of regulation and control pole is provided with the shutoff dish, the protection sleeve is installed through the constant head tank to the tip of carrier seat.

As a preferable scheme of the utility model, the upper cover plate is connected with the stop valve body through a fixed bolt, and the regulating rod is connected with the upper cover plate through a sealing shaft sleeve.

As a preferable scheme of the utility model, the left side and the right side of the bottom of the bearing seat are connected with the upper cover plate by adopting movable joint screw rods.

As a preferable scheme of the utility model, the upper end of the regulating and controlling rod is provided with a switching square rod, the center of the regulating and controlling hand wheel is provided with a switching cavity matched with the switching square rod, and the end part of the switching square rod is provided with a nut column matched with the locking seat.

As a preferable scheme of the utility model, the regulating rod is in threaded connection with the bearing seat, and the lower end of the regulating rod is in rotary connection with the plugging disc.

As a preferable scheme of the utility model, the lower end of the protective sleeve is provided with a connecting cylinder which is in threaded connection with the positioning groove in an adaptive manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the installation and positioning of the regulating and controlling hand wheel and the regulating and controlling rod can be realized through the locking seat in the stop valve with the protective structure, the separation and disassembly between the regulating and controlling hand wheel and the regulating and controlling rod are simple and convenient, after the regulating and controlling hand wheel is disassembled, the regulating and controlling rod can be protected through the switching between the protective sleeve and the positioning groove, so that the misoperation of the regulating and controlling rod is effectively avoided, the safety of the stop valve body during use is improved, the protection of the regulating and controlling rod can be improved, the protection effect of the regulating and controlling rod under the condition of long-time use is good, and the effect of the regulating and controlling rod during the operation again is good.

Drawings

FIG. 1 is a schematic view of the overall cut-away structure of the present utility model;

FIG. 2 is a schematic view of the structure of the protective sleeve of the present utility model after installation;

FIG. 3 is a schematic view of a partially cut-away structure of the present utility model;

fig. 4 is a schematic bottom view of the protective sleeve according to the present utility model.

In the figure: 1. a shut-off valve body; 2. an upper cover plate; 201. a control rod; 202. a bearing seat; 203. a positioning groove; 204. a regulating and controlling hand wheel; 205. a locking seat; 206. a plugging disc; 207. a protective sleeve; 208. a square rod is connected; 209. a nut post; 210. a connecting cylinder; 3. sealing the shaft sleeve; 301. a movable joint screw member.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In order to facilitate an understanding of the utility model, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Examples: referring to fig. 1-4, a stop valve with a protection structure includes a stop valve body 1, an upper cover plate 2 is disposed on an upper side of the stop valve body 1, a regulating rod 201 is installed in a middle of the upper cover plate 2, a bearing seat 202 is disposed on an upper side of the upper cover plate 2 corresponding to the regulating rod 201, a positioning groove 203 is disposed on an end face of the bearing seat 202, a regulating hand wheel 204 is disposed at an end portion of the regulating rod 201, the regulating hand wheel 204 is connected with the regulating rod 201 through a locking seat 205, a blocking disc 206 is disposed at a lower end of the regulating rod 201, and a protection sleeve 207 is installed at an end portion of the bearing seat 202 through the positioning groove 203. The regulation and control hand wheel 204 is used for carrying out rotary regulation and control on the regulation and control rod 201, the position of the regulation and control rod 201 on the plugging disc 206 is changed, thereby realizing on-off regulation and control of the stop valve body 1, the installation and positioning between the regulation and control hand wheel 204 and the regulation and control rod 201 can be realized through the locking seat 205, the separation and disassembly between the regulation and control hand wheel 204 and the regulation and control rod 201 are simple and convenient, after the regulation and control hand wheel 204 is disassembled, the protection of the regulation and control rod 201 can be realized through switching between the protection sleeve 207 and the positioning groove 203, thereby the misoperation of the regulation and control rod 201 is effectively avoided, the safety of the stop valve body 1 during use is improved, the protection of the regulation and control rod 201 can be improved, the protection effect of the regulation and control rod 201 is good under the condition of long-time use, and the effect of the regulation and control rod 201 during operation again is good.

In this embodiment, the upper cover plate 2 is connected with the stop valve body 1 through a fixing bolt, the regulating rod 201 is connected with the upper cover plate 2 through a sealing shaft sleeve 3, and the left and right sides of the bottom of the bearing seat 202 are connected with the upper cover plate 2 through movable joint screw rods 301. The sealing sleeve 3 can make the sealing effect of the regulating rod 201 good when in use regulation, and the movable joint screw rod 301 can make the installation and positioning effect between the upper cover plate 2 and the bearing seat 202 good.

The upper end of the adjusting and controlling rod 201 is provided with a square adapting rod 208, a adapting cavity adapted to the square adapting rod 208 is formed in the center of the adjusting and controlling hand wheel 204, and a nut column 209 adapted to the end of the square adapting rod 208 is correspondingly formed with the locking seat 205. The switching between the regulation and control hand wheel 204 and the regulation and control rod 201 can be achieved through the switching square rod 208, the positioning and using effects of the locking seat 205 on the regulation and control hand wheel 204 can be achieved through the nut column 209, and accordingly the installation and the disassembly of the regulation and control hand wheel 204 are simple and convenient.

Wherein the regulating rod 201 is in threaded connection with the bearing seat 202, the lower end of the regulating rod 201 is in rotary connection with the plugging disc 206, and the lower end of the protective sleeve 207 is provided with an engagement barrel 210 in adaptive threaded connection with the positioning groove 203. The positioning and switching convenience and the stability between the protective sleeve 207 and the positioning groove 203 can be high through the connecting barrel 210, so that the protective sleeve 207 has good protection effect on the use of the stop valve body 1.

Working principle: the stop valve with protective structure is when using, rotate regulation and control through regulating and control hand wheel 204 to regulating and control pole 201, make regulating and control pole 201 change the position of shutoff dish 206, thereby realize that stop valve body 1 break-make is regulated and controlled, can realize the installation location between regulating and control hand wheel 204 and the regulating and control pole 201 through locking seat 205, and can make the separation dismantlement between regulating and control hand wheel 204 and the regulating and control pole 201 simple and convenient, disassemble the back at regulating and control hand wheel 204, through switching between protective sleeve 207 and constant head tank 203, can realize the protection to regulating and control pole 201, thereby make effectual avoiding to control the mistake of regulating and control pole 201 and control, improve the security of stop valve body 1 when using, simultaneously can improve the protection to regulating and control pole 201, make regulating and control pole 201 under the long-time use condition protective effect good, the effect when making regulating and control pole 201 control once more, can make the sealing sleeve 201 seal effect good when using, can make the installation location effect between upper cover plate 2 and the bearing seat 202 good through the movable joint screw member 301, can make the installation location effect between the protective sleeve 204 and the high-speed change-over sleeve 204 through the setting sleeve 208, can make the effect of the valve body 210 through the switching between the setting sleeve 204 and the high-speed change valve body 204 and the protective sleeve 203, thereby can be convenient and use the protective sleeve 210.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Stop valve with protective structure, including stop valve body (1), its characterized in that: the upper side of stop valve body (1) is provided with upper cover plate (2), regulation and control pole (201) are installed to the centre department of upper cover plate (2), the upside of upper cover plate (2) corresponds with regulation and control pole (201) and is provided with carrier seat (202), locating slot (203) have been seted up on the terminal surface of carrier seat (202), the tip of regulation and control pole (201) is provided with regulation and control hand wheel (204), regulation and control hand wheel (204) are connected with regulation and control pole (201) through locking seat (205), the lower extreme of regulation and control pole (201) is provided with shutoff dish (206), protection sleeve (207) are installed through locating slot (203) to the tip of carrier seat (202).

2. A shut-off valve with protective structure according to claim 1, characterized in that: the upper cover plate (2) is connected with the stop valve body (1) through a fixing bolt, and the regulating and controlling rod (201) is connected with the upper cover plate (2) through a sealing shaft sleeve (3).

3. A shut-off valve with protective structure according to claim 1, characterized in that: the left side and the right side of the bottom of the bearing seat (202) are connected with the upper cover plate (2) by adopting movable joint screw rods (301).

4. A shut-off valve with protective structure according to claim 1, characterized in that: the upper end of regulation and control pole (201) is provided with switching square rod (208), the center department of regulation and control hand wheel (204) is offered the switching chamber of looks adaptation with switching square rod (208), the tip and the locking seat (205) of switching square rod (208) correspond and have offered nut post (209) of looks adaptation.

5. A shut-off valve with protective structure according to claim 1, characterized in that: the regulating rod (201) is in threaded connection with the bearing seat (202), and the lower end of the regulating rod (201) is in rotary connection with the plugging disc (206).

6. A shut-off valve with protective structure according to claim 1, characterized in that: the lower end of the protective sleeve (207) is provided with a connecting barrel (210) which is in threaded connection with the positioning groove (203) in an adapting way.