Master-slave distributed chemical distribution valve box

Abstract

The utility model relates to a master-slave distribution type chemical distribution valve box which comprises a master path valve box assembly, and the master path valve box assembly comprises a master path valve box. And the branch valve box assembly is connected with the main valve box and comprises a branch valve box. According to the utility model, through the connecting structure of the main path valve box assembly and the branch path valve box assembly, the main path valve box assembly is used for carrying out unified liquid inlet treatment, and then a plurality of liquid outlet pipelines are used for carrying out liquid outlet distribution treatment, so that the systematicness is stronger, and the management is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field related to chemical distribution, and in particular to a master-slave distributed chemical distribution valve box. Background Art

[0002] At present, the relationship between human beings and chemical industry is very close and has spread to all aspects of life. In modern life, chemical products are indispensable almost anytime and anywhere. From material life such as clothing, food, housing and transportation to spiritual life such as culture, art and entertainment, chemical products are needed to serve. In the process of chemical production, a large amount of materials are needed, and these materials need to be mixed before they can be used in production.

[0003] After massive searches, it was found that the prior art publication number is CN202812315U, which discloses a valve box for a chemical supply system, including a box body and a box cover, the box body and the box cover are sealed and connected, a manual valve and a pneumatic valve are arranged in the box body, the manual valve and the pneumatic valve are connected by a pipeline, an inlet is arranged at the upper end of the box body, and at least two or more outlets are also arranged at the upper end of the box body, the inlet and outlet of the box body are cyclically connected by a pipeline, the manual valve and the pneumatic valve are arranged in the pipeline, and an exhaust port is arranged on the side of the box body; compared with the prior art, the utility model not only has a simple structure and a reasonable design, but also realizes that a single valve box can provide multiple chemical distribution outlets, thereby reducing costs, saving space, and being very convenient to install and use.

[0004] To summarize, in the prior art, basically one valve box corresponds to one chemical distribution inlet and multiple distribution outlets. When more chemical distribution outlets are needed, the number of valve boxes needs to be increased. At this time, additional main liquid outlet pipelines need to be designed and then synchronously connected to the distribution inlets of multiple valve boxes. The structure is relatively complex and difficult to manage.

[0005] In view of the above-mentioned defects, the designer actively conducts research and innovation in order to create a master-slave distributed chemical distribution valve box to make it more valuable for industrial use. Utility Model Content

[0006] In order to solve any of the above technical problems, the purpose of the utility model is to provide a master-slave distributed chemical distribution valve box.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A master-slave distributed chemical distribution valve box includes a main valve box assembly, the main valve box assembly includes a main valve box;

[0009] It also includes a branch valve box assembly connected to the main valve box, and the branch valve box assembly includes a branch valve box;

[0010] A liquid inlet pipeline is installed on the left side of the top of the main valve box, and a main distribution pipeline is arranged in the main valve box on the inner side below the liquid inlet pipeline. The liquid inlet joint at the top of the main distribution pipeline is connected to the liquid inlet pipeline above, and the main distribution pipeline is respectively connected to several liquid outlet pipelines located in the main valve box;

[0011] A branch distribution pipeline connected to the main distribution pipeline is arranged in the branch valve box, and the branch distribution pipeline is respectively connected to a plurality of liquid outlet pipelines located in the branch valve box, and a liquid outlet joint is installed on the top of the liquid outlet pipeline.

[0012] As a further improvement of the utility model, a manual valve and an electric valve are installed on the side of the main distribution pipeline close to the liquid inlet joint, a proportional control valve is installed between the main distribution pipeline and several liquid outlet pipelines, a proportional control valve is installed between the branch distribution pipeline and several liquid outlet pipelines, and a manual valve and an electric valve are installed on the liquid outlet pipeline.

[0013] As a further improvement of the utility model, the bottoms of the main distribution pipeline and the branch distribution pipeline are also connected to the drainage pipeline, a drainage joint is installed at the bottom of the drainage pipeline, and an electric valve is installed on the drainage pipeline.

[0014] As a further improvement of the utility model, ventilation pipelines are installed on one side of the bottom of the main valve box and the branch valve box, and manual valves are installed on the ventilation pipelines.

[0015] As a further improvement of the utility model, the main distribution pipeline and the branch distribution pipeline are connected together through a connecting pipeline, and a sealing ring is installed in a sealing ring installation groove on the inner side of the connecting pipeline.

[0016] As a further improvement of the utility model, the sealing ring includes a sealing ring body, two sealing strips are arranged on the left and right sides of the sealing ring body in sequence from the outside to the inside, a sealing cavity is arranged between the two sealing strips from the outside to the inside, and the inner walls of the main distribution pipeline and the branch distribution pipeline are both located in the sealing cavity.

[0017] As a further improvement of the utility model, an arc-shaped depression facing inward is provided on the outer side of the middle part of the sealing ring body, and an arc-shaped protrusion facing inward is provided on the inner side of the middle part of the sealing ring body.

[0018] By means of the above solution, the utility model has at least the following advantages:

[0019] The utility model uses a connection structure between a main valve box assembly and a branch valve box assembly, unifies liquid inlet processing through the main valve box assembly, and then distributes liquid outlet processing through multiple liquid outlet pipelines, which has strong systematization and is easy to manage.

[0020] The distribution pipeline and the branch distribution pipeline of the utility model are connected together through a connecting pipeline, and then a sealing ring is installed in the sealing ring installation groove inside the connecting pipeline, which can improve the sealing performance of the connection.

[0021] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 This is a structural schematic diagram of a master-slave distributed chemical distribution valve box of the utility model;

[0024] Figure 2 yes Figure 1 Structural schematic diagram of the middle main valve box assembly;

[0025] Figure 3 yes Figure 1 Structural schematic diagram of the middle branch valve box assembly;

[0026] Figure 4 yes Figure 1 A schematic diagram of the structure of the connection between the main distribution pipeline and the branch distribution pipeline;

[0027] Figure 5 yes Figure 4 Schematic diagram of the structure of the middle sealing ring.

[0028] The meanings of the various reference numerals in the figures are as follows.

[0029] Main valve box assembly 1, branch valve box assembly 2, main valve box 3, liquid inlet pipe 4, liquid inlet joint 5, manual valve 6, electric valve 7, main distribution pipeline 8, proportional control valve 9, liquid outlet pipeline 10, liquid outlet joint 11, drain pipeline 12, drain joint 13, ventilation pipeline 14, branch valve box 15, branch distribution pipeline 16, connecting pipeline 17, sealing ring installation groove 18, sealing ring 19, sealing ring body 20, sealing strip 21, sealing cavity 22, arc-shaped depression 23, arc-shaped protrusion 24. DETAILED DESCRIPTION

[0030] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0031] In order to make the technical personnel in the technical field better understand the scheme of the utility model, the technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, rather than all the embodiments. The components of the embodiment of the utility model usually described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model for protection, but only represents the selected embodiment of the utility model. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the utility model.

[0032] Example

[0033] like Figure 1 to Figure 5 As shown,

[0034] A master-slave distributed chemical distribution valve box includes a main valve box assembly 1 and a branch valve box assembly 2 connected to the main valve box 3. The number of branch valve box assemblies 2 can be multiple, the first branch valve box assembly 2 is connected to the main valve box assembly 1 in front, and then the rear branch valve box assemblies 2 are connected to each other.

[0035] 1. The main valve box assembly 1 includes a main valve box 3, a liquid inlet pipe 4 is installed on the top left side of the main valve box 3, a main distribution pipeline 8 is arranged in the main valve box 3 on the inner side below the liquid inlet pipe 4, and the liquid inlet joint 5 at the top of the main distribution pipeline 8 is connected to the liquid inlet pipe 4 above, and the main distribution pipeline 8 is respectively connected to a plurality of liquid outlet pipelines 10 located in the main valve box 3.

[0036] 2. The branch valve box assembly 2 includes a branch valve box 15, in which a branch distribution pipeline 16 connected to the main distribution pipeline 8 is arranged. The branch distribution pipeline 16 is respectively connected to a plurality of liquid outlet pipelines 10 located in the branch valve box 15, and a liquid outlet joint 11 is installed at the top of the liquid outlet pipeline 10.

[0037] 3. The main distribution pipeline 8 and the branch distribution pipeline 16 are connected together through a connecting pipeline 17 , and a sealing ring 19 is installed in a sealing ring installation groove 18 on the inner side of the connecting pipeline 17 .

[0038] The sealing ring 19 includes a sealing ring body 20, two sealing strips 21 are sequentially arranged on the left and right sides of the sealing ring body 20 from the outside to the inside, a sealing cavity 22 is arranged between the two sealing strips 21 from the outside to the inside, and the inner side walls of the main distribution pipeline 8 and the branch distribution pipeline 16 are both located in the sealing cavity 22. An arc-shaped depression 23 facing inward is arranged on the outer side of the middle part of the sealing ring body 20, and an arc-shaped protrusion 24 facing inward is arranged on the inner side of the middle part of the sealing ring body 20.

[0039] 4. Valve body installation structure in the main valve box assembly 1 and the branch valve box assembly 2:

[0040] A manual valve 6 and an electric valve 7 are installed on one side of the main distribution pipeline 8 close to the liquid inlet joint 5, a proportional control valve 9 is installed between the main distribution pipeline 8 and a plurality of liquid outlet pipelines 10, a proportional control valve 9 is installed between the branch distribution pipeline 16 and a plurality of liquid outlet pipelines 10, and a manual valve 6 and an electric valve 7 are installed on the liquid outlet pipeline 10.

[0041] The bottom of the main distribution pipeline 8 and the branch distribution pipeline 16 are also connected to the drain pipeline 12, a drain joint 13 is installed at the bottom of the drain pipeline 12, and an electric valve 7 is installed on the drain pipeline 12. A ventilation pipeline 14 is installed on one side of the bottom of the main valve box 3 and the branch valve box 15, and a manual valve 6 is installed on the ventilation pipeline 14. Excess liquid can be discharged through the drainage pipeline 12, and the air pressure balance in the valve body can be ensured through the ventilation pipeline 14, and a pressure gauge can be installed on the ventilation pipeline 14.

[0042] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implying the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0043] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, it can be a mechanical connection, it can be an electrical connection, it can be a direct connection, it can be an indirect connection through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A master-slave distributed chemical distribution valve box, comprising a main valve box assembly (1), wherein the main valve box assembly (1) comprises a main valve box (3); Features: It also includes a branch valve box assembly (2) connected to the main valve box (3), and the branch valve box assembly (2) includes a branch valve box (15); A liquid inlet pipeline (4) is installed on the left side of the top of the main valve box (3), and a main distribution pipeline (8) is arranged in the main valve box (3) on the inner side below the liquid inlet pipeline (4). The liquid inlet joint (5) at the top of the main distribution pipeline (8) is connected to the liquid inlet pipeline (4) above, and the main distribution pipeline (8) is respectively connected to a plurality of liquid outlet pipelines (10) located in the main valve box (3); The branch valve box (15) is provided with a branch distribution pipeline (16) connected to the main distribution pipeline (8), and the branch distribution pipeline (16) is respectively connected to a plurality of liquid outlet pipelines (10) located in the branch valve box (15), and a liquid outlet joint (11) is installed on the top of the liquid outlet pipeline (10).

2. A master-slave distributed chemical distribution valve box as claimed in claim 1, characterized in that: A manual valve (6) and an electric valve (7) are installed on one side of the main distribution pipeline (8) close to the liquid inlet joint (5), a proportional control valve (9) is installed between the main distribution pipeline (8) and a plurality of liquid outlet pipelines (10), a proportional control valve (9) is installed between the branch distribution pipeline (16) and a plurality of liquid outlet pipelines (10), and a manual valve (6) and an electric valve (7) are installed on the liquid outlet pipeline (10).

3. A master-slave distributed chemical distribution valve box as claimed in claim 1, characterized in that: The bottoms of the main distribution pipeline (8) and the branch distribution pipeline (16) are also connected to a drainage pipeline (12), a drainage joint (13) is installed at the bottom of the drainage pipeline (12), and an electric valve (7) is installed on the drainage pipeline (12).

4. A master-slave distributed chemical distribution valve box as claimed in claim 1, characterized in that: A ventilation pipeline (14) is installed on one side of the bottom of the main valve box (3) and the branch valve box (15), and a manual valve (6) is installed on the ventilation pipeline (14).

5. A master-slave distributed chemical distribution valve box as claimed in claim 1, characterized in that: The main distribution pipeline (8) and the branch distribution pipeline (16) are connected together via a connecting pipeline (17), and a sealing ring (19) is installed in a sealing ring installation groove (18) inside the connecting pipeline (17).

6. A master-slave distributed chemical distribution valve box as claimed in claim 5, characterized in that: The sealing ring (19) comprises a sealing ring body (20), two sealing strips (21) are arranged in sequence from the outside to the inside on both sides of the sealing ring body (20), a sealing cavity (22) is arranged between the two sealing strips (21) from the outside to the inside, and the inner side walls of the main distribution pipeline (8) and the branch distribution pipeline (16) are both located in the sealing cavity (22).

7. A master-slave distributed chemical distribution valve box as claimed in claim 6, characterized in that: An arc-shaped recess (23) facing inward is arranged on the outer side of the middle part of the sealing ring body (20), and an arc-shaped protrusion (24) facing inward is arranged on the inner side of the middle part of the sealing ring body (20).

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