CN221482781U

CN221482781U - A safe chemical pipeline valve

Info

Publication number: CN221482781U
Application number: CN202420105313.2U
Authority: CN
Inventors: 王对宝; 瞿林; 王永红; 董伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2024-01-16
Filing date: 2024-01-16
Publication date: 2024-08-06
Anticipated expiration: 2034-01-16

Abstract

The utility model belongs to the technical field of pipeline valves and provides a safe chemical pipeline valve, comprising: a valve body, a water inlet pipe is fixedly installed on one side of the valve body, a water outlet pipe is fixedly installed on the side of the valve body away from the water inlet pipe, the water inlet pipe and the water outlet pipe are both arranged to communicate with the inside of the valve body, and a delivery pipeline is movably installed inside the water inlet pipe; a sealing component, the sealing component is arranged on one side of the inside of the water inlet pipe, the sealing component comprises a sealing groove fixedly installed inside the water inlet pipe, a sealing ring is fixedly installed on the side of the delivery pipeline close to the sealing groove, and an injection molding groove is opened on the outside of the delivery pipeline; the utility model can achieve a sealing effect by arranging a sealing groove inside the water inlet pipe, cooperating with a sealing ring on one side of the delivery pipeline, and inserting the sealing ring into the sealing groove during installation. Compared with traditional sealing gaskets, the sealing effect is better, and at the same time, an injection molding groove is arranged on the outside of the delivery pipeline, and sealant can be injected into the injection molding groove from the outside through an injection molding cylinder.

Description

Safety chemical pipeline valve

Technical Field

The utility model belongs to the technical field of pipeline valves, and particularly relates to a safe chemical pipeline valve.

Background

The valve is a device for controlling the direction, pressure and flow rate of fluid in a fluid system, and is a device for enabling or stopping the flow of a medium (liquid, gas and powder) in a pipe and equipment and controlling the flow rate of the medium, and the valve belongs to one of chemical pipeline valves.

Through retrieving, the patent of the publication number CN206257336U, a safe chemical pipeline valve is disclosed, including motor, driving gear, gear box, valve gap, T shape guide arm, valve body, export, case, entry, closing plate, valve rod, spring, mounting panel, screw rod and a rotary drum, the top of valve body sets up in the coaxial installation through-hole of circular through-hole, through bolt fixed connection valve gap on the installation through-hole, sets up the closing plate between valve body and the valve gap, the one end of the top fixed connection valve rod of case, be provided with screw thread and threaded connection screw rod on the inner wall of a rotary drum, the one end that the screw rod is relative with the valve rod all welds the mounting panel, and the one end of T shape guide arm passes the guide hole of the mounting panel of screw rod connection and welds on the mounting panel of connecting on the valve rod.

The above patent suffers from the following disadvantages: the sealing mode of the pipeline valve is the same as the traditional valve sealing mode, the pipeline valve is sealed through structures such as a sealing gasket or an adhesive tape, but the sealing effect is limited, the sealing effect can be reduced after long-time use, meanwhile, the pipeline valve does not have a non-return function, the backflow of chemical liquid cannot be avoided, the device is easy to damage, and the trouble is brought to a user.

Disclosure of utility model

The utility model aims to provide a safe chemical pipeline valve for solving the problems in the background technology.

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

A safety chemical pipeline valve, comprising:

The water inlet pipe is fixedly arranged on one side of the valve body, the water outlet pipe is fixedly arranged on one side of the valve body away from the water inlet pipe, the water inlet pipe and the water outlet pipe are communicated with the inside of the valve body, and a conveying pipeline is movably arranged in the water inlet pipe;

The sealing assembly is arranged on one side of the inside of the water inlet pipe and comprises a sealing groove fixedly arranged in the water inlet pipe, a sealing ring is fixedly arranged on one side, close to the sealing groove, of the conveying pipeline, and an injection molding groove is formed in the outer side of the conveying pipeline;

The check assembly is arranged on one side inside the water outlet pipe and comprises a check ring fixedly arranged inside the water outlet pipe, a piston is movably arranged on one side of the check ring, and springs are connected to two sides of the piston.

Preferably, a sealing groove is fixedly arranged on one side of the inner part of the water inlet pipe, a sealing ring is fixedly arranged on one side of the conveying pipeline, which is close to the sealing groove, and the sealing ring is correspondingly arranged with the sealing groove, and is attached to the inner wall of the sealing groove, and the sealing ring and the sealing groove are made of rubber materials.

Preferably, the conveying pipeline is provided with an injection molding groove on one side close to the sealing ring, an injection molding cylinder is fixedly arranged on one side of the top end of the water inlet pipe close to the sealing groove, the injection molding cylinder is communicated with the inside of the water inlet pipe, the injection molding cylinder and the injection molding groove are correspondingly arranged, and a cover body is arranged on one side, far away from the water inlet pipe, of the injection molding cylinder through screw thread screwing.

Preferably, a check ring is fixedly arranged on one side inside the water outlet pipe, a piston is movably arranged on one side, far away from the valve body, of the check ring, two limiting plates are fixedly arranged on one side, far away from the check ring, of the piston, and the two limiting plates are symmetrically arranged.

Preferably, the check ring is close to two gag levers of fixed mounting on one side of the piston, two gag levers are symmetrically arranged, two gag levers are correspondingly arranged with two limiting plates, and two limiting plates are arranged on one side of the piston, far away from the piston, of the outer wall of the gag levers through a hole movable sleeve.

Preferably, springs are connected between the two limiting plates and the check rings respectively, and the springs are arranged outside the limiting rods.

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

(1) According to the utility model, the sealing groove is arranged in the water inlet pipe and matched with the sealing ring on one side of the conveying pipeline, and the sealing ring is inserted into the sealing groove during installation, so that the sealing effect is better than that of a traditional sealing gasket, meanwhile, the injection molding groove is arranged on the outer side of the conveying pipeline, and the sealing glue can be injected into the injection molding groove from the outer side through the injection molding cylinder, so that the sealing performance can be further improved, and the sealing effect can be ensured even if the sealing gasket is used for a long time.

(2) According to the utility model, the check ring is arranged in the water outlet pipe, meanwhile, the movable piston is arranged on one side of the check ring, the default position of the piston can block the check ring under the drive of the spring, when water flows from the interior of the valve body to the water outlet pipe, flowing water can push the piston out of the check ring, normal water is drained at the moment, when backflow occurs, the water flows reversely, the piston can be just pushed to block the interior of the check ring, and the water cannot flow back to the valve body, so that the influence of backflow on the device is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a mounting structure of a conveying pipeline according to the present utility model;

Fig. 3 is a schematic view of a piston mounting structure of the present utility model.

In the figure: 1. a valve body; 11. a water inlet pipe; 12. a water outlet pipe; 13. a delivery conduit; 2. a seal assembly; 21. sealing grooves; 22. a seal ring; 23. an injection molding groove; 24. an injection molding cylinder; 25. a cover body; 3. a non-return assembly; 31. a check ring; 32. a piston; 33. a limiting plate; 34. a limit rod; 35. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

Referring to fig. 1-3, a safety chemical pipeline valve, comprising:

The water inlet pipe 11 is fixedly arranged on one side of the valve body 1, the water outlet pipe 12 is fixedly arranged on one side, away from the water inlet pipe 11, of the valve body 1, the water inlet pipe 11 and the water outlet pipe 12 are communicated with the interior of the valve body 1, and the conveying pipeline 13 is movably arranged in the water inlet pipe 11;

The sealing assembly 2 is arranged on one side of the inside of the water inlet pipe 11, the sealing assembly 2 comprises a sealing groove 21 fixedly arranged in the water inlet pipe 11, a sealing ring 22 is fixedly arranged on one side, close to the sealing groove 21, of the conveying pipeline 13, and an injection molding groove 23 is formed in the outer side of the conveying pipeline 13;

the check assembly 3, the check assembly 3 sets up in the inside one side of outlet pipe 12, and the check assembly 3 is including being located the inside fixed mounting's of outlet pipe 12 check ring 31, and check ring 31 one side movable mounting has piston 32, and piston 32 both sides all are connected with spring 35.

Specifically, inside one side fixed mounting of inlet tube 11 has seal groove 21, pipeline 13 is close to seal groove 21 one side fixed mounting and has seal ring 22, seal ring 22 corresponds the setting with seal groove 21, seal ring 22 and seal groove 21 inner wall laminating, seal ring 22 and seal groove 21 are the rubber material, pipeline 13 outside is close to seal ring 22 one side and has been seted up injection groove 23, inlet tube 11 top is close to seal groove 21 one side fixed mounting and has injection molding section of thick bamboo 24, injection molding section of thick bamboo 24 and the inside intercommunication setting of inlet tube 11, injection molding section of thick bamboo 24 corresponds the setting with injection groove 23, injection molding section of thick bamboo 24 is kept away from inlet tube 11 one side and is installed lid 25 through the screw thread spin.

From the above, the sealing assembly 2 can be arranged in the water inlet pipe 11 and the water outlet pipe 12, the sealing between the water inlet pipe 11 and the conveying pipeline 13 is realized through the matching of the sealing groove 21 and the sealing ring 22, the conveying pipeline 13 is placed in the water inlet pipe 11 during installation, the sealing ring 22 is ensured to be inserted into the sealing groove 21, the sealing ring 22 is tightly connected with the sealing groove 21, so that the sealing performance can be ensured, meanwhile, the injection molding groove 23 is arranged on the outer side of the conveying pipeline 13, the sealing glue can be injected into the injection molding groove 23 from the outer side through the injection molding cylinder 24, the sealing performance can be further improved, the sealing effect can be ensured even after long-term use, and the sealing glue can be supplemented into the injection molding groove 23 after the cover body 25 is opened.

Embodiment two:

Referring to fig. 1 and 3, a check ring 31 is fixedly mounted on one side of the inside of the water outlet pipe 12, a piston 32 is movably mounted on one side of the check ring 31 away from the valve body 1, two limiting plates 33 are fixedly mounted on one side of the piston 32 away from the check ring 31, and the two limiting plates 33 are symmetrically arranged.

Specifically, the check ring 31 is close to piston 32 one side fixed mounting has two gag lever posts 34, and two gag lever posts 34 symmetry sets up, and two gag lever posts 34 correspond the setting with two limiting plates 33, and two limiting plates 33 are kept away from piston 32 one side and are located gag lever post 34 outer wall through trompil movable sleeve, are connected with spring 35 between two limiting plates 33 and the check ring 31 respectively, and spring 35 is located the gag lever post 34 outside setting.

From the above, the cooperation of the check ring 31 and the piston 32 achieves the anti-backflow effect, the limiting plate 33 and the limiting rod 34 can limit the piston 32, the position between the piston 32 and the check ring 31 is prevented from being deviated, and the spring 35 can drive the piston 32 to reset.

When the water flow flows from the inside of the valve body 1 to the water outlet pipe 12, flowing water can push the piston 32 out of the check ring 31, normal water is drained at the moment, when backflow occurs, the water flow reversely flows, the piston 32 is just pushed to be blocked in the check ring 31, and the water flow cannot flow back into the valve body 1.

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. A safety chemical pipeline valve, comprising:

The water inlet valve comprises a valve body (1), wherein a water inlet pipe (11) is fixedly arranged on one side of the valve body (1), a water outlet pipe (12) is fixedly arranged on one side, far away from the water inlet pipe (11), of the valve body (1), the water inlet pipe (11) and the water outlet pipe (12) are communicated with the inside of the valve body (1), and a conveying pipeline (13) is movably arranged in the water inlet pipe (11);

The sealing assembly (2) is arranged on one side of the inside of the water inlet pipe (11), the sealing assembly (2) comprises a sealing groove (21) fixedly arranged in the water inlet pipe (11), a sealing ring (22) is fixedly arranged on one side, close to the sealing groove (21), of the conveying pipeline (13), and an injection molding groove (23) is formed in the outer side of the conveying pipeline (13);

The check assembly (3), check assembly (3) set up in the inside one side of outlet pipe (12), check assembly (3) are including being located outlet pipe (12) inside fixed mounting's check ring (31), check ring (31) one side movable mounting has piston (32), piston (32) both sides all are connected with spring (35).

2. The safety chemical pipeline valve according to claim 1, wherein a sealing groove (21) is fixedly arranged on one side of the inside of the water inlet pipe (11), a sealing ring (22) is fixedly arranged on one side of the conveying pipeline (13) close to the sealing groove (21), the sealing ring (22) is correspondingly arranged with the sealing groove (21), the sealing ring (22) is attached to the inner wall of the sealing groove (21), and the sealing ring (22) and the sealing groove (21) are made of rubber materials.

3. The safety chemical pipeline valve according to claim 2, wherein an injection molding groove (23) is formed in one side, close to the sealing ring (22), of the outer portion of the conveying pipeline (13), an injection molding cylinder (24) is fixedly arranged on one side, close to the sealing groove (21), of the top end of the water inlet pipe (11), the injection molding cylinder (24) is communicated with the inner portion of the water inlet pipe (11), the injection molding cylinder (24) is arranged corresponding to the injection molding groove (23), and a cover body (25) is arranged on one side, far away from the water inlet pipe (11), of the injection molding cylinder (24) through screw threads.

4. The safety chemical pipeline valve according to claim 1, wherein a check ring (31) is fixedly arranged on one side of the inside of the water outlet pipe (12), a piston (32) is movably arranged on one side, away from the valve body (1), of the check ring (31), two limiting plates (33) are fixedly arranged on one side, away from the check ring (31), of the piston (32), and the two limiting plates (33) are symmetrically arranged.

5. The safety chemical pipeline valve according to claim 4, wherein two limiting rods (34) are fixedly installed on one side, close to the piston (32), of the check ring (31), the two limiting rods (34) are symmetrically arranged, the two limiting rods (34) are arranged corresponding to the two limiting plates (33), and one side, far away from the piston (32), of the two limiting plates (33) is movably sleeved on the outer wall of the limiting rod (34) through an opening.

6. The safety chemical pipeline valve according to claim 5, wherein springs (35) are connected between the two limiting plates (33) and the check rings (31), and the springs (35) are arranged outside the limiting rods (34).