Safety chemical pipeline valve

Abstract

The utility model provides a safe chemical pipeline valve which comprises a pipeline valve shell, the upper right end of the pipeline valve shell penetrates through and is fixedly connected with a connecting pipeline, and a pipeline valve body is connected in the pipeline valve shell in a sliding mode. According to the chemical pipeline valve, the structure is reasonable, the practicability is good, the pipeline valve body is driven to rotate through the motor, the collecting net installed on the surface of the pipeline valve body can collect the chippings and the residues in the chemical liquid, and therefore the water drainage effect of the chemical pipeline is affected. And then the pipeline valve body can be taken down through the fixing assembly, and then the pipeline valve body and the collecting net are cleaned, so that backflow in the connecting pipeline can be avoided, excessive attachments in the connecting pipeline can be prevented, and the influence on the pipeline valve body is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a safe chemical pipeline valve belongs to valve technical field. BACKGROUND

[0002] Valves are used to open and close the pipeline, control flow direction, adjust and control the parameters (temperature, pressure and flow) of the conveying medium. According to its function, it can be divided into shut-off valve, check valve, regulating valve, etc. The valve is a control component in the fluid conveying system, which has the functions of stopping, regulating, guiding flow, preventing backflow, stabilizing pressure, dividing flow or overflow pressure relief, etc. The valve used in the fluid control system, from the simplest shut-off valve to the extremely complex self-control system used in various valves, has quite a variety of types and specifications. Valves can be used to control the flow of air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media.

[0003] Publication No. CN221482781U, refers to a safe chemical pipeline valve, by setting check ring in the water outlet pipe, at the same time, the movable piston is arranged on one side of the check ring, the default position of the piston will be blocked under the driving of the spring, when the water flows from the valve body to the water outlet pipe, the flowing water will push the piston out of the check ring, at this time, it is normal drainage, when backflow occurs, the water flow flows in the opposite direction, which will push the piston to block in the check ring, the water flow cannot flow back to the valve body, which avoids the influence of backflow on the device, but this device can prevent water flow from flowing in the opposite direction, but the chemical pipeline will cause the attachment of debris or residue in the chemical liquid on the piston to form a lump after a long time of use, which affects the drainage effect of the chemical pipeline, so there is an urgent need for a safe chemical pipeline valve to solve the above problems. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a safe chemical pipeline valve to solve the problems raised in the background art. The utility model has good practicability. The collecting net installed on the surface of the pipeline valve body can collect the debris and residue in the chemical liquid. The pipeline valve body can be removed by the fixing assembly, and the pipeline valve body and the collecting net can be cleaned, which can avoid backflow in the connecting pipeline and prevent too much attachment in the connecting pipeline, thereby avoiding affecting the pipeline valve body.

[0005] In order to achieve the above object, the utility model is through the following technical scheme to realize: a safe chemical pipeline valve, connecting pipe is penetrated and is fixedly connected with the upper right end of pipeline valve shell, pipeline valve body is slidably connected in the pipeline valve shell, the lower end of pipeline valve body is fixedly connected with docking bottom disc, the lower end of docking bottom disc is fixedly connected with motor, the output end of motor is fixedly connected with the lower end of pipeline valve body, the groove of pipeline valve body upper end is slidably connected with docking ring, the lower end of docking ring is fixedly connected with collection net, the circumferential surface of docking bottom disc and pipeline valve shell is provided with three groups of fixed components, one of fixed components includes rotating rod, rotating head, limit disc, spring, chuck and clamping groove, rotating rod is rotatably connected between pipeline valve shell and docking bottom disc, the lower end of rotating rod is fixedly connected with rotating head, the circumferential surface of rotating rod is fixedly connected with limit disc, the circumferential surface of rotating rod is slidably connected with spring, the upper end of rotating rod is fixedly connected with chuck, the lower end of pipeline valve shell is provided with chuck, and the chuck is rotatably connected in the chuck.

[0006] Further, the upper end of the docking ring and the pipeline valve body is fixedly connected with a plurality of threaded pipes, and the surfaces of the plurality of threaded pipes are fixedly connected with threaded covers through threads.

[0007] Further, the sealing ring is fixedly connected between the docking bottom disc and the pipeline valve body, and the lower end of the docking bottom disc is fixedly connected with the protective shell.

[0008] Further, the circumferential surface of the pipeline valve shell is provided with an observation window, and the docking ring and the pipeline valve body are connected to each other by adsorption.

[0009] Further, the circumferential surface of the pipeline valve shell is fixedly connected with a support frame, and the lower end of the support frame is fixedly connected with four support legs.

[0010] Further, the chuck is slidably connected in the groove at the bottom of the docking bottom disc and the pipeline valve shell, and the surface of the rotating head is provided with a rubber layer.

[0011] The utility model has the advantages that the utility model discloses a safe chemical pipeline valve, adds collection net, docking ring, rotating rod, rotating head, limit disc, spring and chuck, and through our design improvement and actual use show that the device structure is reasonable, and the practicality is good, the collection net on the surface of pipeline valve body is driven by motor and rotates, and the collection net can collect the debris and residue in the chemical liquid, and then the pipeline valve body can be taken down through the fixed component, and the pipeline valve body and the collection net can be cleaned, which can avoid backflow in the connecting pipeline, prevent too much attachment in the connecting pipeline, and avoid affecting the pipeline valve body. BRIEF DESCRIPTION OF DRAWINGS

[0012] Other features, objects, and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments thereof as taken in conjunction with the accompanying drawings:

[0013] Figure 1 is a whole structure perspective view of a safety chemical pipeline valve of the present application;

[0014] Figure 2 is a sectional structure schematic view of a safety chemical pipeline valve of the present application;

[0015] Figure 3 is a safety chemical pipeline valve of the present application Figure 2 is a structure schematic view of A in the safety chemical pipeline valve of the present application;

[0016] Figure 4 is a structure schematic view of B in the safety chemical pipeline valve of the present application; Figure 2

[0017] Figure 5 is a structure schematic view of a fixing assembly in the safety chemical pipeline valve of the present application;

[0018] Figure 6 is a structure schematic view of a collecting net in the safety chemical pipeline valve of the present application.

[0019] In the figure: 1-pipeline valve shell, 2-observation window, 3-connected pipeline, 4-supporting frame, 5-supporting leg, 6-protective shell, 7-motor, 8-collecting net, 9-pipeline valve body, 10-butting ring, 11-threaded pipe, 12-threaded cover, 13-clamping head, 14-sealing ring, 15-rotating head, 16-rotating rod, 17-spring, 18-clamping slot, 19-butting bottom disc, 20-limiting disc. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application is further described below in conjunction with specific embodiments.

[0021] Please refer to Figures 1-6 ​The utility model provides a technical scheme: a safe chemical pipeline valve, including pipeline valve shell 1, the upper right end of pipeline valve shell 1 is through and fixedly connected with the connecting pipeline 3, the sliding connection of pipeline valve shell 1 in has pipeline valve body 9, the lower end fixedly connected with docking bottom disc 19 of pipeline valve body 9, the lower end fixedly connected with motor 7 of docking bottom disc 19, the output of motor 7 and the lower end fixed connection of pipeline valve body 9, the groove of pipeline valve body 9 upper end slidingly connected with docking ring 10, the lower end fixedly connected with collection net 8 of docking ring 10, and the circumferential surface of docking bottom disc 19 and pipeline valve shell 1 is provided with three groups of fixed components, and one group of fixed components includes rotary rod 16, rotating head 15, limit disc 20, spring 17, chuck 13 and clamping groove 18, rotary rod 16 rotationally connects between pipeline valve shell 1 and docking bottom disc 19, rotating head 15 is fixedly connected to the lower end of rotary rod 16, limit disc 20 is fixedly connected to the circumferential surface of rotary rod 16, spring 17 is slidingly connected to the circumferential surface of rotary rod 16, chuck 13 is fixedly connected to the upper end of rotary rod 16, clamping groove 18 is set up in the lower end of pipeline valve shell 1, and chuck 13 is rotationally connected in clamping groove 18, and the design has solved the problem that although the original device can prevent water flow from flowing reversely in one direction, but the debris or residue in chemical liquid will adhere to the piston and form clumps in the long-term use of chemical pipeline, to influence the drainage effect of chemical pipeline.

[0022] As the first embodiment of the utility model: the butt joint ring 10 with pipeline valve body 9 upper end fixed connection has a plurality of threaded pipe 11, a plurality of sets of threaded pipe 11 surface is fixedly connected with screw cap 12, install threaded pipe 11 on butt joint ring 10 and pipeline valve body 9, can be fixedly connected with each set of threaded pipe 11 through screw cap 12, in this way butt joint ring 10 can be installed on pipeline valve body 9. Butt joint base plate 19 with pipeline valve body 9 between fixed connection has sealing ring 14, butt joint base plate 19 lower end fixed connection has protective housing 6, install sealing ring 14 between butt joint base plate 19 and pipeline valve body 9, can increase the sealing effect of pipeline valve body 9 and pipeline valve shell 1, in the process of using pipeline valve shell 1, avoid the leakage of chemical liquid in pipeline valve shell 1, install protective housing 6 in the bottom of butt joint base plate 19, can protect motor 7, avoid external water and dust fall on the surface of motor 7. The surface of pipeline valve shell 1 is provided with observation window 2, butt joint ring 10 and pipeline valve body 9 are connected by adsorption, observation window 2 is arranged on the surface of pipeline valve shell 1, so that workers can observe the internal situation of pipeline valve shell 1 at any time, so that workers can judge whether to disassemble and assemble pipeline valve shell 1 and pipeline valve body 9, butt joint ring 10 is adsorbed on pipeline valve body 9, so as to increase the firmness of butt joint ring 10 and pipeline valve body 9. The circumferential surface of pipeline valve shell 1 is fixedly connected with support frame 4, the lower end of support frame 4 is fixedly connected with four support legs 5, support frame 4 is installed on the surface of pipeline valve shell 1, which can be used for installing support legs 5, so as to stably support pipeline valve shell 1, support legs 5 installed at the lower end of support frame 4 can be used for supporting pipeline valve shell 1. The clamping head 13 is slidingly connected in the groove at the bottom of butt joint base plate 19 and pipeline valve shell 1, the surface of rotating head 15 is provided with a rubber layer, the clamping head 13 slides in butt joint base plate 19 and pipeline valve shell 1, when disassembling butt joint base plate 19, rotating head 15 is pulled to drive clamping head 13 to move, so that it can fix butt joint base plate 19 in pipeline valve shell 1, so that butt joint base plate 19 and pipeline valve shell 1 are fixedly connected, the rubber layer on the surface of rotating head 15 can avoid scratching the hands of workers.

[0023] As the second embodiment of the utility model: when the connecting pipeline 3 is in the process of discharging chemical liquid, the motor 7 needs to drive the pipeline valve body 9 to rotate in the pipeline valve shell 1, so that the two connecting pipelines 3 are communicated, the chemical liquid will pass through the connecting pipeline 3 and then pass through the pipeline valve shell 1, wherein the collecting net 8 filters the chemical liquid, the worker can observe the situation in the pipeline valve shell 1 through the observation window 2, when too much chemical attachment is accumulated in the pipeline valve shell 1, the operation of the pipeline valve body 9 is affected, the collet 13 can be loosened from the clamping groove 18 by rotating the rotating head 15, so that the pipeline valve shell 1 and the docking base plate 19 can be disassembled, the pipeline valve body 9 and the collecting net 8 are cleaned, the collecting net 8 after cleaning is slid into the pipeline valve body 9, so that the docking ring 10 is placed into the groove on the upper end of the pipeline valve body 9, the collecting net 8 is fixed in the pipeline valve body 9 by rotating the threaded cover 12, the pipeline valve body 9 is slid into the pipeline valve shell 1 and then the rotating head 15 is rotated, the collet 13 is clamped in the clamping groove 18, so that the docking base plate 19 and the pipeline valve shell 1 are fixedly connected.

[0024] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0025] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A safety chemical pipeline valve, comprising a pipeline valve housing (1), characterized in that: The upper right end of the pipeline valve housing (1) is penetrated by and fixedly connected to a connecting pipeline (3); a pipeline valve body (9) is slidably connected in the pipeline valve housing (1); the lower end of the pipeline valve body (9) is fixedly connected to a docking chassis (19); the lower end of the docking chassis (19) is fixedly connected to a motor (7); the output end of the motor (7) is fixedly connected to the lower end of the pipeline valve body (9); a docking ring (10) is slidably connected in a groove at the upper end of the pipeline valve body (9); the lower end of the docking ring (10) is fixedly connected to a collecting net (8); The docking chassis (19) and the circumferential surface of the pipeline valve housing (1) are provided with three groups of fixing components, wherein one group of fixing components comprises a rotating rod (16), a rotating head (15), a limiting plate (20), a spring (17), a clamping head (13) and a clamping groove (18); the rotating rod (16) is rotatably connected between the pipeline valve housing (1) and the docking chassis (19); the rotating head (15) is fixedly connected to the lower end of the rotating rod (16); the limiting plate (20) is fixedly connected to the circumferential surface of the rotating rod (16); the spring (17) is slidably connected to the circumferential surface of the rotating rod (16); the clamping head (13) is fixedly connected to the upper end of the rotating rod (16); the clamping groove (18) is opened at the lower end of the pipeline valve housing (1); and the clamping head (13) is rotatably connected in the clamping groove (18).

2. A safety chemical pipeline valve according to claim 1, characterized in that: The docking ring (10) and the upper end of the pipeline valve body (9) are fixedly connected with a plurality of threaded pipes (11), and the surfaces of the plurality of groups of the threaded pipes (11) are fixedly connected with threaded covers (12) through threads.

3. A safety chemical pipeline valve according to claim 1, characterized in that: A sealing ring (14) is fixedly connected between the docking chassis (19) and the pipeline valve body (9), and a protective shell (6) is fixedly connected to the lower end of the docking chassis (19).

4. A safety chemical pipeline valve according to claim 1, characterized in that: An observation window (2) is provided on the surface of the pipeline valve housing (1), and the docking ring (10) and the pipeline valve body (9) are adsorbed and connected to each other.

5. A safety chemical pipeline valve according to claim 1, characterized in that: A support frame (4) is fixedly connected to the circumferential surface of the pipeline valve housing (1), and four support legs (5) are fixedly connected to the lower end of the support frame (4).

6. A safety chemical pipeline valve according to claim 1, characterized in that: The clamping head (13) is slidably connected to the groove at the bottom of the docking chassis (19) and the pipeline valve housing (1), and the surface of the rotating head (15) is provided with a rubber layer.

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