CN211693622U

CN211693622U - Special electric three-way diaphragm valve for pure water injection water

Info

Publication number: CN211693622U
Application number: CN201922386286.2U
Authority: CN
Inventors: 孙昌峰; 赵忠礼
Original assignee: Qingdao Qiangxing Equipment Co ltd
Current assignee: Qingdao Qiangxing Equipment Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-10-16
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a special electronic tee bend diaphragm valve of pure water injection water, including the pure water jar, the delivery port and the common fixedly connected with circulation pipeline of water inlet of pure water jar evenly install a plurality of electronic tee bend diaphragm valves on the circulation pipeline, and the circulation pipeline is close to the one end fixedly connected with circulating pump of pure water jar delivery port, and the one end fixedly connected with electronic flowmeter that the circulation pipeline is close to the pure water jar water inlet, and electronic tee bend diaphragm valve includes the mount pad, and there are inlet tube and outlet pipe at the both ends of mount pad fixed mounting respectively, and the inlet tube, mount pad and outlet pipe communicate each other. The utility model discloses opening of well step motor control diaphragm valve, with the communication of electron flowmeter, PLC is given according to the flow signal to the electron flowmeter, and PLC sends out pulse signal and reasonable distribution to each water terminal through calculating, ensures that electron flowmeter's flow is not less than the minimum, can satisfy the water demand at each water terminal also can guarantee the flow of terminal return water.

Description

Special electric three-way diaphragm valve for pure water injection water

Technical Field

The utility model relates to a diaphragm valve technical field especially relates to a special electronic three-way diaphragm valve of pure water injection water.

Background

According to the standard of GMP, the pure water injection water is required to be in a flowing state in a pipeline and have a certain flow, a flow meter is arranged at the tail end, the flow of return water cannot be smaller than a certain value, the flow at the tail end of the circulating pipeline cannot be ensured when a plurality of water using terminals are opened simultaneously, the diameter of the circulating pipeline is increased as much as possible, the flow of a circulating water pump is increased as much as possible, but the flow at the tail end of the circulating pipeline is difficult to ensure even if the flow is increased, so the improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic tee bend diaphragm valve, this valve can make all liquid in three-way pipe and the diaphragm valve flow, open the valve by step motor control to the degree of opening is unified by the terminal electron flowmeter of circulation pipe-line system and is controlled, can satisfy the water demand at each water terminal and also can guarantee the flow of terminal return water.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a special electronic tee bend diaphragm valve of pure water injection water, includes the pure water jar, the delivery port and the common fixedly connected with circulation pipeline of water inlet of pure water jar, evenly install a plurality of electronic tee bend diaphragm valves on the circulation pipeline, the one end fixedly connected with circulating pump that the circulation pipeline is close to the pure water jar delivery port, the one end fixedly connected with electronic flowmeter that the circulation pipeline is close to the pure water jar water inlet, electronic tee bend diaphragm valve includes the mount pad, there are inlet tube and outlet pipe at the both ends of mount pad fixed mounting respectively, and inlet tube, mount pad and outlet pipe communicate each other, mobile being equipped with movable diaphragm in the mount pad, be connected with drive arrangement on the movable diaphragm.

Preferably, one side of circulation pipeline is equipped with the control box, evenly install a plurality of connecting wires on the control box, and the connecting wire is fixed connection respectively on electronic tee bend diaphragm valve and electron flowmeter.

Preferably, a control panel is arranged on the control box.

Preferably, drive arrangement includes the step motor of fixed mounting on the mount pad, step motor's output fixed mounting has the pivot, step motor's one end threaded connection is kept away from in the pivot has the loose axle, the one end of loose axle is inserted and is established in the pivot, and the one end fixed mounting that the pivot was kept away from to the loose axle is on the movable diaphragm.

Preferably, two movable blocks are symmetrically installed in the installation seat, and the movable ends of the two movable blocks are fixedly connected to the movable diaphragm.

Compared with the prior art, the utility model discloses there is following beneficial effect:

1. the stepping motor controls the diaphragm valve to open and is communicated with the electronic flowmeter, the electronic flowmeter sends a signal to the PLC according to the flow, and the PLC sends a pulse signal through calculation and reasonably distributes the pulse signal to each water using terminal to ensure that the flow of the electronic flowmeter is not less than the minimum value, so that the water using requirements of each water using terminal can be met and the flow of terminal backwater can also be ensured;

2. the opening valve is controlled by the stepping motor, the opening degree is uniformly controlled by the electronic flowmeter at the tail end of the circulating pipeline system, manual regulation is not needed, the operation is convenient, and the practical effect is good.

Drawings

Fig. 1 is a schematic structural view of a flow automatic control water circulation system composed of an electric three-way diaphragm valve and an electronic flowmeter according to the present invention;

fig. 2 is a schematic front structural view of the electric three-way diaphragm valve special for pure water injection provided by the present invention;

fig. 3 is a schematic side view of the electric three-way diaphragm valve for pure water injection according to the present invention.

In the figure: the device comprises a pure water tank 1, a circulation pipeline 2, a circulation pump 3, an electronic flowmeter 4, a control box 5, a connecting line 6, a control panel 7, a mounting seat 8, a water inlet pipe 9, a water outlet pipe 10, a movable diaphragm 11, a stepping motor 12, a rotating shaft 13, a movable shaft 14 and a movable block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a special electric three-way diaphragm valve for pure water injection, comprising a pure water tank 1, wherein a water outlet and a water inlet of the pure water tank 1 are fixedly connected with a circulation pipeline 2 together, a plurality of electric three-way diaphragm valves are uniformly installed on the circulation pipeline 2, one end of the circulation pipeline 2 close to the water outlet of the pure water tank 1 is fixedly connected with a circulation pump 3, one end of the circulation pipeline 2 close to the water inlet of the pure water tank 1 is fixedly connected with an electronic flowmeter 4, one side of the circulation pipeline 2 is provided with a control box 5, a plurality of connecting wires 6 are uniformly installed on the control box 5, the connecting wires 6 are respectively and fixedly connected to the electric three-way diaphragm valve and the electronic flowmeter 4, the diaphragm valves are communicated with the electronic flowmeter 4, the electronic flowmeter 4 sends signals to a PLC according to the flow, the PLC sends pulse signals by calculation and, the control box 5 is provided with a control panel 7, so that the control box 5 can be operated conveniently.

Electronic tee bend diaphragm valve includes mount pad 8, mount pad 8's both ends respectively fixed mounting have inlet tube 9 and outlet pipe 10, and inlet tube 9, mount pad 8 and outlet pipe 10 communicate each other, movably in the mount pad 8 be equipped with movable diaphragm 11, be connected with drive arrangement on the movable diaphragm 11, drive arrangement includes step motor 12 of fixed mounting on mount pad 8, step motor 12's output fixed mounting has pivot 13, step motor 12's one end threaded connection is kept away from in pivot 13 has loose axle 14, the one end of loose axle 14 is inserted and is established in pivot 13, and the one end fixed mounting that pivot 13 was kept away from to loose axle 14 is on movable diaphragm 11, open the valve and be controlled by step motor 12, and the degree of opening is controlled by circulation pipe-line system terminal electron flowmeter 4 is unified, need not artifical manual regulation, and convenient for operation, and good in practical effect.

Two movable blocks 15 are symmetrically installed in the mounting seat 8, and the movable ends of the two movable blocks 15 are fixedly connected to the movable diaphragm 11, so that the movable diaphragm 11 can be prevented from shifting along with the movable shaft 14.

The utility model discloses in, opening of step motor 12 control diaphragm valve, with 4 communications of electron flowmeter, PLC is signaled according to the flow to electron flowmeter 4, PLC sends pulse signal and reasonable distribution to each water terminal through the calculation, ensure that the flow of electron flowmeter 4 is not less than the minimum, open the valve and be controlled by step motor 12, and the degree of opening is by the terminal electron flowmeter 4 unified control of circulation pipe system, can satisfy the water demand at each water terminal and also can guarantee the flow of terminal return water.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a special electronic three-way diaphragm valve of pure water injection water, includes pure water jar (1), its characterized in that: the utility model discloses a water purification tank, including pure water tank (1), the delivery port of pure water tank (1) and the common fixedly connected with circulation pipeline (2) of water inlet, evenly install a plurality of electronic three-way diaphragm valves on circulation pipeline (2), one end fixedly connected with circulating pump (3) that circulation pipeline (2) are close to pure water tank (1) delivery port, one end fixedly connected with electronic flowmeter (4) that circulation pipeline (2) are close to pure water tank (1) water inlet, electronic three-way diaphragm valve includes mount pad (8), the both ends of mount pad (8) are fixed mounting respectively have inlet tube (9) and outlet pipe (10), and inlet tube (9), mount pad (8) and outlet pipe (10) communicate each other, mobile activity diaphragm (11) that are equipped with in mount pad (8), be connected with drive arrangement on activity diaphragm (11).

2. The electric three-way diaphragm valve special for pure water injection according to claim 1, wherein: one side of circulation pipeline (2) is equipped with control box (5), evenly install a plurality of connecting wires (6) on control box (5), and connecting wire (6) fixed connection respectively is on electronic tee bend diaphragm valve and electronic flowmeter (4).

3. The electric three-way diaphragm valve special for pure water injection according to claim 2, wherein: and a control panel (7) is arranged on the control box (5).

4. The electric three-way diaphragm valve special for pure water injection according to claim 1, wherein: drive arrangement includes step motor (12) of fixed mounting on mount pad (8), the output fixed mounting of step motor (12) has pivot (13), the one end threaded connection who keeps away from step motor (12) in pivot (13) has loose axle (14), the one end of loose axle (14) is inserted and is established in pivot (13), and one end fixed mounting that pivot (13) were kept away from in loose axle (14) is on activity diaphragm (11).

5. The electric three-way diaphragm valve special for pure water injection according to claim 1, wherein: two movable blocks (15) are symmetrically installed in the mounting seat (8), and the movable ends of the two movable blocks (15) are fixedly connected to the movable diaphragm (11).