Hypochlorous acid stock solution delivery pump valve control device

Abstract

The utility model discloses a hypochlorous acid stock solution delivery pump valve control device which comprises a stock solution pipeline and a stock solution pump, the stock solution pump sucks stock solution in the stock solution pipeline into a hypochlorous acid mixing control module, the hypochlorous acid stock solution delivery pump valve control device further comprises a stock solution electromagnetic valve and a one-way valve, and the stock solution electromagnetic valve controls connection and disconnection of the stock solution pipeline. The hypochlorous acid stock solution delivery pump valve control device has the advantages that the hypochlorous acid stock solution delivery pump valve control device is simple in structure, good in stock solution on-off control effect, free of stock solution backflow, high in integration level, convenient to install and overhaul and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of preparation of hypochlorous acid disinfectant, in particular to a hypochlorous acid stock solution delivery pump valve control device. Background Art

[0002] An existing method for preparing hypochlorous acid disinfectant is to transport the stock liquid through a stock liquid pump, water through a water pump, and carbon dioxide through an air pump to a hypochlorous acid mixing control module, mix the stock liquid, water, and carbon dioxide in the hypochlorous acid mixing control module, prepare the hypochlorous acid disinfectant, and transport it to a hypochlorous acid storage tank through an infusion tube.

[0003] In the existing method, the stock liquid is transported to the hypochlorous acid mixing control module through an injection pump, but there are the following problems: first, when the required amount of stock liquid in the hypochlorous acid mixing control module is sufficient, the delivery of the stock liquid cannot be disconnected in time, and the quality of the prepared hypochlorous acid cannot be guaranteed; second, there is also a risk of liquid reflux during the delivery of the stock liquid, and the liquid refluxes into the injection pump and the stock liquid barrel, affecting the concentration of the prepared disinfectant water; third, the hypochlorous acid preparation water, stock liquid and carbon dioxide all need to be transported to the hypochlorous acid mixing control module through pipelines, and there are many pipelines and components, the pipelines are staggered, the settings are scattered, the space is large, and it is inconvenient for operators to assemble and repair. Utility Model Content

[0004] The utility model aims to solve the above-mentioned deficiencies of the prior art and to provide a hypochlorous acid stock solution delivery pump valve control device which has a simple structure, good stock solution on-off control effect, no stock solution backflow, high integration, and convenient installation and maintenance.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A hypochlorous acid stock solution delivery pump valve control device, comprising a stock solution pipeline and a stock solution pump, wherein the stock solution pump sucks the stock solution in the stock solution pipeline into a hypochlorous acid mixing control module, and is characterized in that: it also comprises a stock solution solenoid valve and a one-way valve, wherein the stock solution solenoid valve controls the on-off of the stock solution pipeline, and a one-way valve is provided on the front side and / or the rear side of the stock solution pump on the stock solution pipeline;

[0007] The setting of the stock liquid solenoid valve is used to control the on and off of the stock liquid, ensuring that the amount of stock liquid entering the hypochlorous acid mixing control module meets the preparation requirements of hypochlorous acid disinfectant. The setting of the one-way valve is used to prevent liquid backflow. When the one-way valve is set on the rear side of the stock liquid pump, it can prevent the liquid from flowing back into the stock liquid pump. When the one-way valve is set on the front side of the stock liquid pump, it can prevent the stock liquid from flowing back into the stock liquid barrel, thereby ensuring the quality of the prepared disinfectant.

[0008] The raw liquid pump of the utility model adopts an injection pump to achieve accurate control of liquid flow and speed.

[0009] The raw liquid solenoid valve of the utility model adopts a two-position three-way solenoid valve, which is provided with interface one, interface two and interface three. Interface one of the raw liquid solenoid valve is connected with the raw liquid barrel through the raw liquid pipeline, interface two is connected with the injection pump through the raw liquid pipeline, and interface three is connected with the hypochlorous acid mixing control module through the raw liquid pipeline; when the controller controls interface one of the raw liquid solenoid valve to be connected with interface two, and interface two is closed with interface three, the raw liquid in the raw liquid barrel flows into the injection pump, and when the controller controls interface one and interface two to be closed, and interface two is connected with interface three, the raw liquid in the injection pump flows into the hypochlorous acid mixing control module.

[0010] The utility model also includes a pump valve housing, wherein the raw liquid pipeline, raw liquid pump, raw liquid solenoid valve, and one-way valve are arranged in the pump valve housing, and a liquid inlet hole and a liquid outlet hole are opened on the pump valve housing. The liquid inlet end of the raw liquid pipeline is connected to the liquid inlet hole, and the liquid outlet end of the raw liquid pipeline is connected to the liquid outlet hole. The components and pipelines are integrated in the pump valve housing, with high integration, convenient installation and maintenance, small space occupation, convenient maintenance and replacement, and modular assembly method for convenient assembly of the assembly line.

[0011] The utility model discloses a pump valve housing provided with an adapter block, a pump valve housing provided with an adapter opening for installing the adapter block, the adapter block is installed at the adapter opening, a liquid inlet hole and a liquid outlet hole are provided on the adapter block, the liquid inlet end of the raw liquid pipeline is connected to the liquid inlet hole, and the liquid outlet end of the raw liquid pipeline is connected to the liquid outlet hole.

[0012] The utility model is also provided with a manual valve, which is arranged outside the pump valve housing and connected to the liquid inlet end of the raw liquid pipeline; the manual valve is arranged to ensure that when the pump valve module is disassembled for equipment maintenance, the raw liquid in the raw liquid barrel flows into the raw liquid pipeline due to the liquid level pressure difference and leaks to the outside. At the same time, the manual valve is arranged outside the pump valve housing, which is convenient for the operator to operate in time.

[0013] The front end surface of the pump valve housing of the utility model is provided with a housing opening, and a front cover plate is installed at the housing opening; the arrangement of the front cover plate facilitates opening the pump valve housing to install and overhaul internal components and pipelines.

[0014] The front cover plate of the utility model extends inwardly along the circumferential direction to form a limiting enclosure plate; a support plate is provided on the inner wall of the pump valve housing, and a slot opening toward the front cover plate is provided on the end surface of the support plate close to the front cover plate, and when the front cover plate covers the housing opening, the limiting enclosure plate is inserted into the slot; the setting of the support plate can not only support and strengthen the housing, but also limit the position of the front cover plate.

[0015] The length direction of the support plate of the utility model extends along the front-rear direction of the pump valve housing, and a plurality of support plates are arranged at intervals along the inner wall of the pump valve housing, thereby further ensuring the support for the housing and the limiting effect of the front cover plate.

[0016] A one-way valve support frame is fixed on the inner wall of the pump valve housing of the utility model, and a limiting groove is arranged on the one-way valve support frame. The one-way valve is inserted into the limiting groove and connected to the one-way valve support frame.

[0017] The beneficial effects of the utility model are as follows: the setting of the stock liquid solenoid valve is used to control the on-off of the stock liquid, ensuring that the amount of stock liquid entering the hypochlorous acid mixing control module meets the preparation requirements of the hypochlorous acid disinfectant; the setting of the one-way valve is used to prevent liquid reflux; when the one-way valve is arranged on the rear side of the stock liquid pump, the liquid can be prevented from flowing back into the stock liquid pump; when the one-way valve is arranged on the front side of the stock liquid pump, the stock liquid can be prevented from flowing back into the stock liquid barrel, thereby ensuring the quality of the prepared disinfectant; the components and pipelines are integrated in the pump valve housing, with high integration, convenient installation and maintenance, and small space occupation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the internal structure of the pump valve housing of the utility model.

[0020] Figure 3 yes Figure 2 Schematic diagram from another angle.

[0021] Figure 4 It is a schematic diagram of the structure of a one-way valve support frame.

[0022] Figure 5 It is the main view of the overall structure of the utility model.

[0023] Figure 6 yes Figure 5 Middle AA section view.

[0024] Figure 7 This is a schematic diagram of raw liquid transportation.

[0025] Reference numerals: pump valve housing-1, support plate-101, slot-1011;

[0026] Front cover-2, limiting enclosure-201;

[0027] Injection pump-3, stock solution through hole-301, water inlet hole-302, water outlet hole-303;

[0028] One-way valve 1-401, one-way valve 2-402;

[0029] Stock liquid solenoid valve-5, interface one-501, interface two-502, interface three-503;

[0030] The raw liquid pipeline has a liquid inlet end-601 and a liquid outlet end-602;

[0031] Inlet pipe-701, outlet pipe-702;

[0032] One-way valve support frame-8;

[0033] Adapter block-9, liquid inlet hole-901, liquid outlet hole-902, adapter water inlet hole-903, adapter water outlet hole-904. DETAILED DESCRIPTION

[0034] The utility model is described below in conjunction with the accompanying drawings and embodiments.

[0035] As shown in the accompanying drawings, a hypochlorous acid stock solution delivery pump valve control device comprises a pump valve housing 1, a stock solution pipeline, a stock solution pump, a stock solution solenoid valve 5 and a one-way valve. The stock solution pump and the stock solution solenoid valve are respectively controlled by a controller. The stock solution pipeline, the stock solution pump, the stock solution solenoid valve 5 and the one-way valve are arranged in the pump valve housing 1. The stock solution pump sucks the stock solution in the stock solution pipeline into the hypochlorous acid mixing control module. The stock solution solenoid valve 5 controls the on-off of the stock solution pipeline. A one-way valve is arranged on the front side and / or the rear side of the stock solution pump on the stock solution pipeline.

[0036] The pump valve housing 1 is provided with a transfer opening, and a transfer block is installed at the transfer opening. The transfer block is provided with a liquid inlet hole 901, a liquid outlet hole 902, a transfer water inlet hole 903 and a transfer water outlet hole 904. The liquid inlet end 601 of the raw liquid pipeline is connected to the liquid inlet hole 901, and the liquid outlet end 602 of the raw liquid pipeline is connected to the liquid outlet hole 902.

[0037] The pump valve housing 1 is provided with an electrical plug socket, the electrical circuit in the pump valve control device is connected to the inside of the electrical plug socket, and the external electrical circuit is connected to the electrical plug;

[0038] The components and pipelines are integrated in the pump valve housing 1, with high integration, convenient installation and maintenance, and small space occupation. The original liquid solenoid valve 5 is set to control the on-off of the original liquid to ensure that the amount of original liquid entering the hypochlorous acid mixing control module meets the requirements for the preparation of hypochlorous acid disinfectant. The one-way valve is set to prevent liquid reflux. When the one-way valve is set at the rear side of the original liquid pump, it can prevent the liquid from flowing back into the original liquid pump. When the one-way valve is set at the front side of the original liquid pump, it can prevent the original liquid from flowing back into the original liquid barrel, thereby ensuring the quality of the prepared disinfectant.

[0039] In this embodiment, the raw liquid pump adopts a syringe pump 3 to achieve accurate control of liquid flow and speed.

[0040] In this embodiment, two one-way valves are provided, including one-way valve 1 401 and one-way valve 2 402. One-way valve 1 401 is provided between injection pump 3 and liquid inlet end 601 of raw liquid pipeline, and one-way valve 2 402 is provided between injection pump 3 and liquid outlet end 602 of raw liquid pipeline.

[0041] In this embodiment, the injection pump is provided with a stock liquid through hole 301, a water inlet hole 302 and a water outlet hole 303. The stock liquid solenoid valve 5 adopts a two-position three-way solenoid valve, and is provided with an interface 1 501, an interface 2 502 and an interface 3 503. The interface 1 501 of the stock liquid solenoid valve 5 is connected with the stock liquid barrel through the stock liquid pipeline, the interface 2 502 is connected with the stock liquid through hole 301 of the injection pump 3 through the stock liquid pipeline, and the interface 3 503 is connected with the hypochlorous acid mixing control module through the stock liquid pipeline; when the controller controls the interface 1 501 of the stock liquid solenoid valve to be connected with the interface 2 502, and the interface 2 502 and the interface 3 503 are closed, the stock liquid in the stock liquid barrel flows into the injection pump 3 through the stock liquid through hole 301, and the controller controls the interface 1 501 and the interface 2 502 to be closed, and the interface 2 502 and the interface 3 503 are connected, the stock liquid in the injection pump 3 flows through the interface 2 and the interface 3 of the stock liquid solenoid valve and is pressed into the hypochlorous acid mixing control module;

[0042] The water inlet 302 of the injection pump 3 is connected to the transfer water inlet 903 of the transfer block through the water inlet pipe 701, and the water outlet 303 is connected to the transfer water outlet 904 of the transfer block through the water outlet pipe 702, which is used to flush the injection pump cavity.

[0043] This embodiment is also provided with a manual valve, which is arranged outside the pump valve housing 1 and connected to the liquid inlet end 601 of the raw liquid pipeline; the manual valve is arranged outside the pump valve housing 1, which is convenient for the operator to operate in time, and at the same time can ensure that when the equipment is repaired and the pump valve module is disassembled, the raw liquid in the raw liquid barrel flows into the raw liquid pipeline due to the liquid level pressure difference and leaks to the outside.

[0044] The front end surface of the pump valve housing 1 is provided with a housing opening, and a front cover plate 2 is installed at the housing opening; the front cover plate 2 is provided to facilitate opening the pump valve housing 1 to install and overhaul the internal components and pipelines.

[0045] The outer periphery of the front cover plate 2 extends inwardly along the circumferential direction to form a limiting enclosure plate 201; a support plate 101 is provided on the inner wall of the pump valve housing 1, and a slot 1011 opening toward the front cover plate is provided on the end surface of the support plate 101 close to the front cover plate 2. When the front cover plate 2 covers the housing opening, the limiting enclosure plate 201 is inserted into the slot 1011; the setting of the support plate 101 can not only support and strengthen the housing, but also limit the position of the front cover plate 2.

[0046] In this embodiment, the length direction of the support plate 101 extends along the front-to-back direction of the pump valve housing 1, and a plurality of support plates 101 are arranged at intervals along the inner wall of the pump valve housing to further ensure the support for the housing and the limiting effect of the front cover plate.

[0047] In this embodiment, the pump valve housing 1 includes a bottom plate, a top plate, a rear baffle, a left plate and a right plate. The bottom plate and the top plate are opposite to each other in upper and lower directions. The upper end of the left plate is fixedly connected to the left end of the top plate, and the lower end is fixedly connected to the left end of the bottom plate. The upper end of the right plate is fixedly connected to the right end of the top plate, and the lower end is fixedly connected to the right end of the bottom plate. The upper end of the rear baffle is fixedly connected to the top plate, and the lower end is fixedly connected to the bottom plate. The left end is fixedly connected to the left plate, and the right end is fixedly connected to the right plate. Several support plates 101 are fixed on the inner wall of the bottom plate, the inner wall of the top plate, the inner wall of the left plate, and the inner wall of the right plate. The shape of the card slot 1011 is set to be L-shaped, and a space for the limiting enclosure 201 to be inserted and limited is formed between the card slot 1011 and the inner wall of the pump valve housing 1.

[0048] Two one-way valve support frames 8 are fixed on the inner wall of the pump valve housing 1, each one-way valve cooperates with the one-way valve support frame 8, and the one-way valve support frame 8 is provided with a limiting groove, and the one-way valve is inserted in the limiting groove and connected to the one-way valve support frame 8.

[0049] The outer wall of the pump valve housing 1 extends outward to form a fixing plate, and the fixing plate is provided with a hanging hole for facilitating the wall hanging of the pump valve housing.

[0050] In this embodiment, the front end of the left side plate of the pump valve housing 1 extends to the left to form a left fixed plate, and the front end of the right side plate extends to the right to form a right fixed plate. Both the left and right fixed plates are provided with hanging holes for easy wall hanging of the pump valve device.

[0051] In this embodiment, the controller may be a controller developed based on an MCU or a PLC controller.

[0052] In this embodiment, the raw liquid pipeline is provided with multiple sections of pipelines, the liquid inlet end 601 of the raw liquid pipeline is connected with the liquid inlet 1 4011 of the one-way valve 1 401 through the pipeline, the liquid outlet 1 4012 of the one-way valve 401 is connected with the interface 1 501 of the raw liquid solenoid valve 5 through the pipeline, the interface 2 502 of the raw liquid solenoid valve 5 is connected with the raw liquid through hole 301 of the injection pump 3 through the pipeline, the interface 3 503 of the raw liquid solenoid valve 5 is connected with the liquid inlet 2 4021 of the one-way valve 2 402 through the pipeline, and the liquid outlet 2 4022 of the one-way valve 2 402 is connected with the liquid outlet end 602 of the raw liquid pipeline through the pipeline.

[0053] When the utility model is used:

[0054] 1. The injection pump 3, the one-way valve 1 401, the one-way valve 2 402, and the stock liquid solenoid valve 5 are detachably fixed in the pump valve housing 1 through fasteners, and then the corresponding pipelines are connected. After the assembly, the front cover plate 2 is covered, and the limiting enclosure plate 201 on the front cover plate 2 is inserted into the card slot of the support plate 101;

[0055] 2. A stock liquid barrel is arranged outside the pump valve housing 1, and stock liquid is stored in the stock liquid barrel. The controller controls the injection pump to work, controls the interface 1 501 of the stock liquid solenoid valve to be connected with the interface 2 502, and the interface 2 502 is closed with the interface 3 503. The stock liquid in the stock liquid barrel is sucked through the pipeline and passes through the liquid inlet end 601 of the stock liquid pipeline, the liquid inlet 1 4011 of the one-way valve 1, the liquid outlet 1 4012 of the one-way valve 1, the interface 1 501 of the stock liquid solenoid valve 5, and the interface 2 503 of the stock liquid solenoid valve. 02 enters the stock liquid through hole 301 of the injection pump 3, the controller controls the interface 1 501 and the interface 2 502 of the stock liquid solenoid valve to be closed, the interface 2 502 is connected with the interface 3 503, and the stock liquid in the injection pump 3 passes through the stock liquid through hole 301, the interface 2 502 of the stock liquid solenoid valve, the interface 3 503 of the stock liquid solenoid valve, the liquid inlet 2 4021 of the one-way valve 2, the liquid outlet 2 4022 of the one-way valve 2, and the liquid outlet end 602 of the stock liquid pipeline, and then enters the hypochlorous acid mixing control module.

Claims

1. A hypochlorous acid stock solution delivery pump valve control device, comprising a stock solution pipeline and a stock solution pump, wherein the stock solution pump sucks the stock solution in the stock solution pipeline into a hypochlorous acid mixing control module, characterized in that: It also includes a raw liquid solenoid valve and a one-way valve. The raw liquid solenoid valve controls the on-off of the raw liquid pipeline. The raw liquid pipeline is provided with a one-way valve on the front side and / or the rear side of the raw liquid pump.

2. A hypochlorous acid stock solution delivery pump valve control device according to claim 1, characterized in that: The raw liquid pump adopts a syringe pump.

3. A hypochlorous acid stock solution delivery pump valve control device according to claim 2, characterized in that: The stock liquid solenoid valve adopts a two-position three-way solenoid valve, which is provided with interface one, interface two and interface three. Interface one of the stock liquid solenoid valve is connected with the stock liquid barrel through the stock liquid pipeline, interface two is connected with the injection pump through the stock liquid pipeline, and interface three is connected with the hypochlorous acid mixing control module through the stock liquid pipeline.

4. A hypochlorous acid stock solution delivery pump valve control device according to claim 1, 2 or 3, characterized in that: It also includes a pump valve housing, in which the raw liquid pipeline, raw liquid pump, raw liquid solenoid valve, and one-way valve are arranged. The pump valve housing is provided with a liquid inlet hole and a liquid outlet hole. The liquid inlet end of the raw liquid pipeline is connected to the liquid inlet hole, and the liquid outlet end of the raw liquid pipeline is connected to the liquid outlet hole.

5. A hypochlorous acid stock solution delivery pump valve control device according to claim 4, characterized in that: The pump valve housing is provided with an adapter block, the pump valve housing is provided with an adapter opening for installing the adapter block, the adapter block is installed at the adapter opening, the adapter block is provided with a liquid inlet hole and a liquid outlet hole, the liquid inlet end of the raw liquid pipeline is connected to the liquid inlet hole, and the liquid outlet end of the raw liquid pipeline is connected to the liquid outlet hole.

6. A hypochlorous acid stock solution delivery pump valve control device according to claim 5, characterized in that: A manual valve is also provided, which is arranged outside the pump valve housing and connected to the liquid inlet end of the raw liquid pipeline.

7. A hypochlorous acid stock solution delivery pump valve control device according to claim 5 or 6, characterized in that: A housing opening is provided on the front end surface of the pump valve housing, and a front cover plate is installed at the housing opening.

8. A hypochlorous acid stock solution delivery pump valve control device according to claim 7, characterized in that: The front cover plate extends inwardly along the circumferential direction to form a limiting enclosure plate; A support plate is provided on the inner wall of the pump valve housing, and a slot opening toward the front cover plate is provided on the end surface of the support plate close to the front cover plate. When the front cover plate covers the housing opening, the limiting enclosure plate is inserted into the slot.

9. A hypochlorous acid stock solution delivery pump valve control device according to claim 8, characterized in that: The length direction of the support plate extends along the front-rear direction of the pump valve housing, and a plurality of the support plates are arranged at intervals along the inner wall of the pump valve housing.

10. A hypochlorous acid stock solution delivery pump valve control device according to claim 5, 6, 8 or 9, characterized in that: A one-way valve support frame is fixed on the inner wall of the pump valve housing, and a limiting groove is provided on the one-way valve support frame. The one-way valve is inserted in the limiting groove and connected to the one-way valve support frame.

Images