CN212251577U

CN212251577U - Anti-drop's steam valve

Info

Publication number: CN212251577U
Application number: CN202020815101.5U
Authority: CN
Inventors: 赵玉辉
Original assignee: Zhenjiang Taifu Electromechanical Co ltd
Current assignee: Zhenjiang Taifu Electromechanical Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2020-12-29
Anticipated expiration: 2030-05-16

Abstract

The utility model discloses an anti-drop's steam valve, including valve body and sealed tube, be provided with the flange on the intermediate position of valve body left surface, go up the inside sealed tube that is provided with of flange, sealed tube internally mounted has the spacer, be provided with smooth chamber between spacer and the sealed tube, the inside pressing cover that is provided with in smooth chamber, press sliding connection between cover and the smooth chamber, the wedge groove has been seted up on the intermediate position of pressing cover lateral wall, be provided with the steel ball in the wedge groove, roll connection between steel ball and the wedge groove, the steel ball sets up in the spacing downthehole of pressing the cover. The sealing pipe and the sealing ring are arranged, so that the problem that the sealing part is inconvenient to replace when the device is used is avoided, and the problem that the sealing part falls off when the device is used is avoided; meanwhile, the problem of poor sealing effect when the device is used is avoided, and the sealing performance and the safety of the device are improved.

Description

Anti-drop's steam valve

Technical Field

The utility model relates to an anti-drop's steam valve.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to its function, can be divided into shut-off valve, check valve, governing valve etc. in order to satisfy the user demand, the clean valve of steam is widely used.

The device has the problems that the sealing fittings are not convenient to replace when in use, and the sealing fittings are easy to fall off when in use; moreover, the problem that the sealing effect is poor when the existing device is used occurs, the use safety of the device is poor, and therefore an anti-falling steam valve is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-drop's steam valve to the device that provides appears changing very inconvenient problem to seal assembly when using in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-drop's steam valve, includes valve body and sealed tube, be provided with the upper flange on the intermediate position of valve body left surface, the inside sealed tube that is provided with of upper flange, sealed tube internally mounted has the spacer sleeve, be provided with smooth chamber between spacer sleeve and the sealed tube, it presses the cover to slide intracavity portion is provided with, press sliding connection between cover and the smooth chamber, the wedge groove has been seted up on the intermediate position of pressing the cover lateral wall, be provided with the steel ball in the wedge groove, roll connection between steel ball and the wedge groove, the steel ball sets up in the spacing downthehole of pressing the cover.

Preferably, the steel ball is connected with the limiting hole of the pressing sleeve in a sliding mode, the setting position of the steel ball corresponds to the setting position of the positioning groove in the inner wall of the upper flange, and the steel ball is connected with the positioning groove in a clamping mode.

Preferably, a pressing plate is installed at the left position of the pressing sleeve and detachably connected with the sealing pipe through a fixing bolt.

Preferably, a fixed spring is arranged in the sliding cavity on the right side of the pressing sleeve, and the pressing sleeve is connected with the pressing sleeve through the fixed spring.

Preferably, a lower flange is arranged at the position below the valve body, and bolt holes are formed in the lower flange and the upper flange.

Preferably, a groove body is formed in the fixing sleeve outside the sealing pipe, the groove body is formed in the left surface of the sealing pipe, a sealing ring is arranged in the groove body, the sealing ring is connected with the groove body in a sliding mode, a sealing spring is arranged between the sealing ring and the groove body, and the sealing ring is connected with the groove body through the sealing spring.

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

1. the utility model discloses a set up sealed tube, press cover, fixed spring, steel ball and clamp plate, the installation and the dismantlement of sealed tube of the device of being convenient for, the maintenance of the device of being convenient for avoids the device to appear changing very inconvenient problem to the seal assembly when using, avoids appearing the problem that the seal assembly takes place to drop when using;

2. the utility model discloses a set up sealing spring, sealing washer and cell body, the sealing washer with external pipeline laminating under sealing spring's effect, guaranteed the leakproofness of valve body and external pipeline this moment, avoid the device to appear sealed effect not good and then lead to the problem that device safety in utilization reduces when using.

Drawings

FIG. 1 is an external view of the device of the present invention;

FIG. 2 is a front cross-sectional view of the upper flange of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged view of a structure in fig. 2 according to the present invention.

In the figure: 1. a valve body; 2. an upper flange; 3. a lower flange; 4. a sealing tube; 5. a seal ring; 6. a trough body; 7. a seal spring; 8. fixing the spring; 9. pressing a plate; 10. pressing the sleeve; 11. steel balls; 12. fixing the spring; 13. a spacer sleeve; 14. a wedge-shaped groove; 15. a slide chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an anti-falling steam valve comprises a valve body 1 and a sealing pipe 4, an upper flange 2 is arranged at the middle position of the left surface of the valve body 1, the sealing pipe 4 is arranged inside the upper flange 2, a spacer sleeve 13 is arranged inside the sealing pipe 4, a sliding cavity 15 is arranged between the spacer sleeve 13 and the sealing pipe 4, a pressing sleeve 10 is arranged inside the sliding cavity 15, the pressing sleeve 10 is in sliding connection with the sliding cavity 15, a wedge-shaped groove 14 is arranged at the middle position of the outer side wall of the pressing sleeve 10, a steel ball 11 is arranged in the wedge-shaped groove 14, the steel ball 11 is in rolling connection with the wedge-shaped groove 14, the steel ball 11 is arranged in a limiting hole of the pressing sleeve 10, the steel ball 11 is in sliding connection with the limiting hole of the pressing sleeve 10, the setting position of the steel ball 11 corresponds to the setting position of a positioning groove on the inner wall of the upper flange 2, the steel ball 11 is clamped with the positioning groove, a pressing plate 9 is arranged at the left position of, a fixed spring 12 is arranged in a sliding cavity 15 on the right side of the pressing sleeve 10, the pressing sleeve 10 is connected with the pressing sleeve 10 through the fixed spring 12, a lower flange 3 is arranged on the lower position of the valve body 1, bolt holes are formed in the lower flange 3 and the upper flange 2, a groove body 6 is formed in the fixed sleeve on the outer side of the sealing pipe 4, the groove body 6 is formed in the left surface of the sealing pipe 4, a sealing ring 5 is arranged in the groove body 6, the sealing ring 5 is in sliding connection with the groove body 6, a sealing spring 7 is arranged between the sealing ring 5 and the groove body 6, the sealing ring 5 is attached to an external pipeline under the action of the sealing spring 7, the sealing performance of the valve body 1 and the external pipeline is guaranteed at the moment, the problem that the use safety of the device is reduced due to the poor sealing effect of the device in use is solved, the sealing ring 5 is connected with the groove body 6, The cooperation between fixed spring 12, steel ball 11 and clamp plate 9 is used, and the device of being convenient for is to the installation and the dismantlement of sealed tube 4, and the maintenance of the device of being convenient for avoids the device to appear changing very inconvenient problem to seal assembly when using, avoids appearing seal assembly when using and takes place the problem that drops.

The working principle is as follows: when the device is used, when the upper flange 2 needs to be installed, the external pipeline is contacted with the sealing ring 5, the sealing ring 5 slides in the groove body 6, the sealing ring 5 extrudes the sealing spring 7, the sealing ring 5 is attached to the external pipeline under the action of the sealing spring 7, the sealing performance of the valve body 1 and the external pipeline is ensured, the problem that the use safety of the device is reduced due to poor sealing effect when the device is used is solved, when the device needs to disassemble the sealing pipe 4, the fixing bolt 8 is unscrewed, the fixing spring 12 drives the pressing sleeve 10 to move towards one side far away from the valve body 1, the high-level surface of the wedge-shaped groove 14 is gradually separated from the steel ball 11, the pressing of the steel ball 11 is cancelled, the steel ball 11 is separated from the fixing groove in the upper flange 2, the sealing pipe 4 can be removed at the moment, and the same is carried out when the sealing pipe 4 needs to be installed, install sealed tube 4 inside last flange 2, screw up fixing bolt 8 afterwards, fixing bolt 8 pivoted drives clamp plate 9 and moves to valve body 1 one side simultaneously, clamp plate 9 drives and presses cover 10 and moves to valve body 1 one side, wedge 14's elevated surface gradually with steel ball 11 contact, exert thrust to steel ball 11 afterwards, steel ball 11 joint is in the constant head tank, the installation to sealed tube 4 is realized this moment, at this in-process, sealed tube 4, press cover 10, fixed spring 12, cooperation between steel ball 11 and the clamp plate 9 is used, be convenient for the device to the installation and the dismantlement of sealed tube 4, be convenient for the maintenance of device, avoid the device to appear changing very inconvenient problem to sealed accessory when using, avoid appearing sealed accessory when using and take place the problem that drops.

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

Claims

1. The utility model provides an anti-drop's steam valve, includes valve body (1) and sealed tube (4), its characterized in that: be provided with flange (2) on the intermediate position of valve body (1) left surface, go up inside sealed tube (4) that is provided with of flange (2), sealed tube (4) internally mounted has spacer sleeve (13), be provided with between spacer sleeve (13) and sealed tube (4) smooth chamber (15), smooth chamber (15) inside is provided with presses cover (10), press sliding connection between cover (10) and smooth chamber (15), wedge groove (14) have been seted up on the intermediate position of pressing cover (10) lateral wall, be provided with steel ball (11) in wedge groove (14), roll connection between steel ball (11) and wedge groove (14), steel ball (11) set up in the spacing downthehole of pressing cover (10).

2. A drop-preventing steam valve as defined in claim 1, wherein: the steel ball (11) is connected with the limiting hole of the pressing sleeve (10) in a sliding mode, the setting position of the steel ball (11) corresponds to the setting position of the positioning groove in the inner wall of the upper flange (2), and the steel ball (11) is connected with the positioning groove in a clamping mode.

3. A drop-preventing steam valve as defined in claim 1, wherein: a pressing plate (9) is arranged at the left position of the pressing sleeve (10), and the pressing plate (9) is detachably connected with the sealing pipe (4) through a fixing bolt (8).

4. A drop-preventing steam valve as defined in claim 1, wherein: a fixed spring (12) is arranged in a sliding cavity (15) on the right side of the pressing sleeve (10), and the pressing sleeve (10) is connected with the pressing sleeve (10) through the fixed spring (12).

5. A drop-preventing steam valve as defined in claim 1, wherein: the valve is characterized in that a lower flange (3) is arranged below the valve body (1), and bolt holes are formed in the lower flange (3) and the upper flange (2).

6. A drop-preventing steam valve as defined in claim 1, wherein: the sealing device is characterized in that a groove body (6) is formed in a fixing sleeve on the outer side of the sealing pipe (4), the groove body (6) is formed in the left surface of the sealing pipe (4), a sealing ring (5) is arranged in the groove body (6), the sealing ring (5) is connected with the groove body (6) in a sliding mode, a sealing spring (7) is arranged between the sealing ring (5) and the groove body (6), and the sealing ring (5) is connected with the groove body (6) through the sealing spring (7).