Chlorine steel cylinder valve protection device

Abstract

The utility model discloses a chlorine steel cylinder valve protection device, which relates to the technical field of valve protection devices and comprises a steel cylinder body and a fixing block, the fixing block and a valve body are mounted at one end of the steel cylinder body, and the valve body is connected with the inner wall of the fixing block. A protection assembly for limiting the valve body is arranged on the outer wall of the valve body and comprises a threaded rod, a cavity and a protection ring, the cavity is formed in one end of the protection ring, and a positioning assembly for limiting the fixing block is arranged on the inner wall of the protection ring. The protection assembly is arranged to protect the valve body, damage of external force such as collision and scraping to the cylinder valve in the using process is reduced, integrity and sealing performance of the cylinder valve are protected, the sealing performance of the valve body is improved, the service life of the valve body is prolonged, the position of the protection assembly is effectively limited through the positioning assembly, and the service life of the valve body is prolonged. And the probability that the protection assembly shakes is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve protection device technical field, concretely is a chlorine steel cylinder valve protection device. BACKGROUND

[0002] Chlorine steel cylinder valve is used for controlling chlorine gas in chlorine steel cylinder and the device of chlorine gas flow, common have needle type chlorine cylinder valve, electric ball valve, bellows seal globe valve etc., needle type chlorine cylinder valve includes valve body, piston rod, sealing block etc.

[0003] The protection device of needle type chlorine cylinder valve mainly has chlorine bottle emergency shutdown system, gas leakage protector and chlorine steel cylinder needle valve leakage emergency plugging cover, chlorine tank needle valve leakage emergency pressure cover and valve protection cover etc., wherein the valve protection cover is mainly to prevent the bottle valve from being collided, scraped and other external force damage in the use process, protects the integrity and sealing of bottle valve, avoids the chlorine gas leakage caused by bottle valve damage.

[0004] The valve protection cover for needle type chlorine cylinder valve mostly is set on the outer wall of bottle valve, then through the rotation screw rod, makes the screw rod one end and the outer wall meet, carries out effective protection, but mainly relies on the limiting of the protection, is easy to cause the collision of external force and lead to the state of inclination, and then will make the phenomenon of gas leakage, reduces the sealing. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model discloses a chlorine steel cylinder valve protection device to solve the technical problem mentioned in the background art.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a chlorine steel cylinder valve protection device, including steel bottle body, fixed block, the one end of steel bottle body is installed with fixed block, valve body, and valve body is connected with the inner wall of fixed block, the outer wall of valve body is provided with the protection assembly that carries out the limiting of valve body, the protection assembly includes screw rod, cavity and protection ring, one end of protection ring is provided with cavity, and the inner wall of protection ring is provided with the positioning assembly that carries out the limiting of fixed block, the positioning assembly includes connecting frame, runner and limiting rod.

[0007] By adopting the technical scheme, the valve body is protected, the damage of the bottle valve caused by external force such as collision and scraping during use is reduced, the integrity and sealing performance of the bottle valve are protected, the phenomenon of chlorine leakage caused by damage of the bottle valve is greatly reduced, and the sealing performance and service life of the valve body are improved, and through the setting of the positioning assembly, the positioning assembly is in contact with the outer wall of the fixed block, the fixed block is closely attached to the protective ring, the position of the protective assembly is effectively limited, the probability of shaking of the protective assembly is reduced, and the probability of shaking of the valve body is reduced.

[0008] The utility model further sets up, the inner diameter of protective ring is greater than the outer diameter of fixed block, and fixed block is the connecting end between steel cylinder body and valve body.

[0009] As preferred, the positioning assembly is attached to the protective ring to limit the position of the protective assembly, and the staff can rotate the threaded rod to limit the position of the valve body.

[0010] The utility model further sets up, the inner wall of protective ring is provided with the nut, the inner wall of nut is provided with the threaded rod, and nut is connected with threaded rod.

[0011] As preferred, the threaded rod is in contact with the outer wall of the valve body, and the position of the valve body is positioned, so that the valve body is effectively protected.

[0012] The utility model further sets up, one end of threaded rod near valve body is provided with contact block, and contact block is silica gel material.

[0013] As preferred, the contact block is in contact with the outer wall of the valve body, which not only protects the valve body but also limits the position of the protective assembly to improve the stability of the protective assembly installed on the outer wall of the valve body.

[0014] The utility model further sets up, threaded rod is opposite to cavity, and the connecting valve is passed in the cavity.

[0015] As preferred, the other connecting valve or the conveying pipe is connected with the valve body to improve the practicability of the protective assembly.

[0016] The utility model further sets up, one end of protective ring near fixed block is provided with recess, the recess is provided with limiting rod, and the outer surface of limiting rod is provided with connecting frame.

[0017] As preferred, the position of the positioning assembly is limited by the recess, and the number of the positioning assembly is two groups, and the two groups of positioning assemblies are opposite.

[0018] The utility model further sets up, both ends of connecting frame all are equipped with the runner, and one end of one group of runner is equipped with the spring.

[0019] As preferred, the position of one group of runners is limited, which facilitates the contact of the runner with the fixed block and reduces the shaking of the fixed block when connected with the protection assembly.

[0020] The utility model further sets up, one end of spring is connected with the recess, and the other end of spring is connected with the outer wall of connecting frame.

[0021] As preferred, the runner with one end of spring is higher than the runner with the other end, and the two groups of runners are different in height, which facilitates the adhesion of the protection assembly with the fixed block.

[0022] The utility model further sets up, the outer wall of runner is provided with a plurality of protruding blocks, and the protruding blocks are semicircular.

[0023] As preferred, the friction force when the runner contacts with the outer wall of the fixed block is improved, which further reduces the possibility of shaking of the protection ring.

[0024] In summary, the utility model mainly has the following beneficial effects:

[0025] 1. The utility model discloses a protection assembly, which is effectively sleeved on the outer wall of the fixed block, protects the valve body, reduces the damage of the bottle valve in the use process, such as collision and scraping, protects the integrity and sealing property of the bottle valve, greatly reduces the phenomenon of chlorine leakage caused by the damage of the bottle valve, and further improves the sealing property and service life of the valve body.

[0026] 2. The utility model discloses a positioning assembly, which is in contact with the outer wall of the fixed block, and the fixed block is closely attached to the protection ring, effectively limits the position of the protection assembly, reduces the shaking probability of the protection assembly, and further reduces the shaking probability of the valve body. DRAWINGS

[0027] Figure 1 It is the side surface perspective schematic view of the utility model;

[0028] Figure 2 It is the front view schematic view of the protection assembly of the utility model;

[0029] Figure 3 It is the protection assembly structure schematic view of the utility model;

[0030] Figure 4 It is the protection ring side section schematic view of the utility model;

[0031] Figure 5 It is the A place enlarged view of the utility model.

[0032] Reference signs:

[0033] 1, steel bottle body; 2, fixed block; 3, valve body; 4, protection assembly; 40, threaded rod; 41, contact block; 42, cavity; 43, protection ring; 5, positioning assembly; 50, connecting frame; 51, rotating wheel; 510, protruding block; 52, limiting rod; 53, spring. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only to explain the utility model, and cannot be understood as limiting the utility model.

[0035] The embodiments will be described below according to the overall structure of the utility model.

[0036] First embodiment:

[0037] Please refer to Figures 1-5 , including steel bottle body 1, fixed block 2, one end of steel bottle body 1 is provided with fixed block 2, valve body 3, and valve body 3 is connected with the inner wall of fixed block 2, the outer wall of valve body 3 is provided with protection assembly 4 for limiting valve body 3, protection assembly 4 includes threaded rod 40, cavity 42 and protection ring 43, one end of protection ring 43 is provided with cavity 42, and the inner wall of protection ring 43 is provided with positioning assembly 5 for limiting fixed block 2, positioning assembly 5 includes connecting frame 50, rotating wheel 51 and limiting rod 52, through the setting of protection assembly 4, effectively sleeved on the outer wall of fixed block 2, protection assembly 4 is used for protecting valve body 3, reducing the damage of bottle valve in the process of use, such as collision, scraping and other external force, protecting the integrity and sealing of bottle valve, greatly reducing the phenomenon of chlorine leakage caused by bottle valve damage, and thereby improving the sealing performance and service life of valve body 3, through the setting of positioning assembly 5, positioning assembly 5 is in contact with the outer wall of fixed block 2, and fixed block 2 is closely attached to protection ring 43, effectively limiting the position of protection assembly 4, reducing the probability of shaking of protection assembly 4, and thereby reducing the probability of shaking of valve body 3.

[0038] In the above embodiment, specifically, please refer to Figure 1 、 Figure 2 , the inner diameter of protection ring 43 is greater than the outer diameter of fixed block 2, and fixed block 2 is the connecting end between steel bottle body 1 and valve body 3, protection ring 43 is sleeved on the outer wall of fixed block 2, and through the setting of positioning assembly 5, fixed block 2 is attached to protection ring 43 to limit the position of protection assembly 4, which is convenient for workers to rotate threaded rod 40 to limit the position of valve body 3.

[0039] In the above embodiment, please refer to Figures 1-4 The inner wall of the protective ring 43 is provided with a nut, the inner wall of the nut is provided with a threaded rod 40, the nut is connected with the threaded rod 40, the threaded rod 40 is in contact with the outer wall of the valve body 3, and the position of the valve body 3 is positioned, so that the valve body 3 is effectively protected.

[0040] In the above embodiment, please refer to Figures 2-4 The end of the threaded rod 40 close to the valve body 3 is provided with a contact block 41, the contact block 41 is made of silica gel, the contact block 41 is in contact with the outer wall of the valve body 3, which not only protects the valve body 3, but also limits the position of the protective assembly 4, improving the stability of the protective assembly 4 installed on the outer wall of the valve body 3.

[0041] In the above embodiment, please refer to Figure 2 、 Figure 3 The threaded rod 40 is opposite to the cavity 42, and the connecting valve passes through the cavity 42, so that other connecting valves or conveying pipes can be connected with the valve body 3, improving the practicability of the protective assembly 4.

[0042] In the above embodiment, please refer to Figure 4 、 Figure 5 The end of the protective ring 43 close to the fixed block 2 is provided with a groove, the groove is provided with a limiting rod 52, and the outer surface of the limiting rod 52 is provided with a connecting frame 50, the position of the positioning assembly 5 is limited by the groove, and the number of the positioning assembly 5 is two groups, and the two groups of positioning assembly 5 are opposite.

[0043] In the above embodiment, please refer to Figure 4 、 Figure 5 The two ends of the connecting frame 50 are provided with rotating wheels 51, and one end of one of the rotating wheels 51 is provided with a spring 53, which limits the position of one of the rotating wheels 51, so that the rotating wheel 51 is in contact with the fixed block 2, reducing the shaking of the fixed block 2 when connected with the protective assembly 4.

[0044] Second embodiment:

[0045] Please refer to Figure 4 、 Figure 5 The difference between the second embodiment and the first embodiment is that a plurality of protrusions 510 are added to the outer wall of the rotating wheel 51 based on the first embodiment, so as to increase the friction force when the rotating wheel 51 is in contact with the outer wall of the fixed block 2.

[0046] Both ends of the connecting frame 50 are provided with rotating wheels 51, and the outer wall of the rotating wheel 51 is provided with a plurality of protrusions 510, and the protrusions 510 are semicircular, wherein the material of the protrusions 510 is silica gel, which effectively improves the friction when the rotating wheel 51 contacts the outer wall of the fixed block 2, thereby reducing the possibility of the protective ring 43 shaking, and the one end of the rotating wheel 51 is provided with a spring 53, and the spring 53 limits the position of the rotating wheel 51, thereby pushing the rotating wheel 51 to tightly contact the outer wall of the fixed block 2, thereby improving the friction between the protrusions 510 and the fixed block 2.

[0047] The utility model during specific work:

[0048] When it is necessary to install the protective assembly 4 on the outer wall of the valve body 3, first, the protective ring 43 is sleeved on the outer wall of the fixed block 2, and the connecting valve passes through the cavity 42, avoiding the obstruction when the valve body 3 is connected with other valves, when the protective ring 43 is sleeved on the outer wall of the fixed block 2, the staff pushes the protective ring 43 to make the rotating wheel 51 at one end of the connecting frame 50 retract into the protective ring 43, and the rotating wheel 51 at the other end of the connecting frame 50 expands outward, so that the protective ring 43 is tightly attached to the fixed block 2, then the staff rotates the threaded rod 40 to make the contact block 41 contact the outer wall of the valve body 3, limiting the position of the valve body 3, reducing the shaking of the protective assembly 4, improving the stability of the protective assembly 4 installed on the outer wall of the valve body 3, effectively protecting the valve body 3 and prolonging the service life of the valve body 3;

[0049] Further, the outer wall of the rotating wheel 51 is provided with a plurality of protrusions 510, and the protrusions 510 contact the outer wall of the fixed block 2 to improve the friction between the protective assembly 4 and the fixed block 2, and the one end of the rotating wheel 51 is provided with a spring 53, and the spring 53 controls the position of the rotating wheel 51, thereby making the rotating wheel 51 more closely attached to the outer wall of the fixed block 2, reducing the possibility of the protective ring 43 shaking.

[0050] Although the embodiments of the utility model have been shown and described, the specific embodiments are only an explanation of the utility model, and are not a limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner, and those skilled in the art can make modifications, replacements and variations of the embodiments without creative contribution after reading the specification without departing from the principles and purposes of the utility model, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. A valve protection device for a chlorine gas cylinder, comprising a cylinder body (1) and a fixing block (2), characterized in that: One end of the cylinder body (1) is equipped with a fixing block (2) and a valve body (3), and the valve body (3) is connected to the inner wall of the fixing block (2). The outer wall of the valve body (3) is provided with a protective component (4) for limiting the valve body (3). The protective component (4) includes a threaded rod (40), a cavity (42) and a protective ring (43). One end of the protective ring (43) is provided with a cavity (42), and the inner wall of the protective ring (43) is provided with a positioning component (5) for limiting the fixing block (2). The positioning component (5) includes a connecting frame (50), a rotating wheel (51) and a limiting rod (52).

2. The chlorine cylinder valve protection device according to claim 1, characterized in that: The inner diameter of the protective ring (43) is larger than the outer diameter of the fixing block (2), and the fixing block (2) is the connection end between the cylinder body (1) and the valve body (3).

3. The chlorine cylinder valve protection device according to claim 1, characterized in that: The inner wall of the protective ring (43) is provided with a nut, and the inner wall of the nut is provided with a threaded rod (40), and the nut is connected to the threaded rod (40).

4. The chlorine cylinder valve protection device according to claim 1, characterized in that: The threaded rod (40) has a contact block (41) at one end near the valve body (3), and the contact block (41) is made of silicone.

5. A chlorine cylinder valve protection device according to claim 1, characterized in that: The threaded rod (40) is positioned opposite to the cavity (42), and a connecting valve passes through the cavity (42).

6. The chlorine cylinder valve protection device according to claim 1, characterized in that: The protective ring (43) has a groove at one end near the fixed block (2), and a limit rod (52) is provided in the groove. A connecting frame (50) is installed on the outer surface of the limit rod (52).

7. A chlorine cylinder valve protection device according to claim 1, characterized in that: Both ends of the connecting frame (50) are equipped with rotating wheels (51), and one end of one set of rotating wheels (51) is equipped with a spring (53).

8. A chlorine cylinder valve protection device according to claim 7, characterized in that: One end of the spring (53) is connected to the groove, and the other end of the spring (53) is connected to the outer wall of the connecting frame (50).

9. A chlorine cylinder valve protection device according to claim 1, characterized in that: The outer wall of the wheel (51) is provided with multiple sets of protrusions (510), and the protrusions (510) are semi-circular.

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