CN213313738U

CN213313738U - Duplex filter

Info

Publication number: CN213313738U
Application number: CN202021572007.8U
Authority: CN
Inventors: 李美松; 丁丁; 李泽伟; 宋恩梅
Original assignee: Hangzhou Dayuan Intelligent Control Technology Co ltd
Current assignee: Hangzhou Dayuan Intelligent Control Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-06-01
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to a pair filter, include: the filter comprises a first liquid inlet pipe, a first three-way valve, a pair of second liquid inlet pipes and a pair of filter tanks, wherein the first liquid inlet pipe and each second liquid inlet pipe are communicated with each port of the first three-way valve in a one-to-one correspondence manner, and the end parts, far away from the first three-way valve, of each second liquid inlet pipe penetrate into each filter tank in a one-to-one correspondence manner; a filter residue cavity and a filtrate cavity are formed in the filter tank through the separation of a filter element, a cleaning pipe and a drain outlet are arranged on the filter tank, and the cleaning pipe and the drain outlet are both communicated with the filter residue cavity; the end part of the second liquid inlet pipe, which is far away from the first three-way valve, penetrates into the filter residue cavity, and the filter tank is provided with a liquid outlet communicated with the filter liquid cavity. The technical scheme of the utility model be linked together through the first feed liquor pipe of first three-way valve control and arbitrary filtration jar in order to filter the liquid medicine, outside water supply equipment can input the filter residue intracavity so that the filter residue of filter residue intracavity is discharged by the drain through the scavenge pipe clear water to another filtration jar simultaneously, need not to shut down and can carry out the cleaning operation.

Description

Duplex filter

Technical Field

The utility model relates to a filtration equipment technical field especially relates to a duplex filter.

Background

The medicinal components in the traditional Chinese medicinal materials are obtained by extraction, after extraction is finished, the liquid medicine contains part of dregs which are not filtered, and in order to filter the dregs, an extraction tank is often communicated with a duplex filter so as to filter the dregs in the liquid medicine based on the duplex filter.

The existing duplex filter can not be cleaned on line, namely: need shut down and carry out artifical washing duplex filter at the filtering process, can't realize carrying out filtering operation and washing operation simultaneously, reduced work efficiency, consume a large amount of manpower and materials.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel duplex filter, this duplex filter can carry out online cleaning, need not the manual cleaning, practices thrift manpower and materials, has effectively improved its work efficiency.

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

a duplex filter comprising: the filter comprises a first liquid inlet pipe, a first three-way valve, a pair of second liquid inlet pipes and a pair of filter tanks, wherein the first liquid inlet pipe and each second liquid inlet pipe are communicated with each port of the first three-way valve in a one-to-one correspondence manner, and the end parts, far away from the first three-way valve, of each second liquid inlet pipe penetrate into each filter tank in a one-to-one correspondence manner;

a filter residue cavity and a filtrate cavity are formed in the filter tank through the separation of a filter element, a cleaning pipe and a drain outlet are formed in the filter tank, and the cleaning pipe and the drain outlet are both communicated with the filter residue cavity; the end part of the second liquid inlet pipe, which is far away from the first three-way valve, penetrates into the filter residue cavity, and the filter tank is provided with a liquid outlet communicated with the filtrate cavity.

Preferably, the filter residue intracavity is provided with fixed pipe, fixed pipe with the filter residue chamber is linked together, just the second feed liquor pipe is kept away from the tip of first three-way valve penetrates extremely in the fixed pipe.

Preferably, the filter canister comprises: the cover piece and the tank body are detachably arranged at the top of the tank body; the filter element is arranged in the tank body, the liquid outlet is arranged at the bottom of the tank body and communicated with the filtrate cavity, and the drain outlet is arranged at the bottom of the tank body and communicated with the filter residue cavity.

Preferably, the cleaning pipe penetrates through the cover piece and is communicated with the filter residue cavity;

and/or the second liquid inlet pipe sequentially penetrates through the side surface of the tank body, the filter piece and is communicated with the filter residue cavity.

Preferably, one end of the cleaning pipe, which faces away from the filter element, is communicated with a first control valve, and the first control valve is positioned outside the filter tank.

Preferably, each the bottom of filtering the jar all is equipped with first drain pipe, each first drain pipe one-to-one communicates in each the filtering the jar the liquid outlet.

Preferably, the duplex filter further comprises: and the second liquid outlet pipe and each first liquid outlet pipe are communicated with each port of the second three-way valve in a one-to-one correspondence manner.

Preferably, a drain pipe is arranged at the drain outlet and communicated with the filter residue cavity through the drain outlet.

Preferably, the sewage draining pipe is provided with a second control valve, and the second control valve is used for controlling the on-off of the sewage draining pipe.

Preferably, the duplex filter further comprises a frame body, and each filter tank is arranged on the frame body.

Compared with the prior art, the beneficial effects of the utility model reside in that:

according to the duplex filter provided by the technical scheme, the first liquid inlet pipe is controlled by the first three-way valve to be communicated with any one of the filter tanks so as to filter liquid medicine, meanwhile, the external water supply equipment can input clean water into the filter residue cavity of the other filter tank through the cleaning pipe so as to discharge the filter residue in the filter residue cavity through the drain outlet, the cleaning operation can be carried out without stopping the machine, and the working efficiency of the duplex filter is effectively improved; in addition, the filtering tank does not need to be cleaned manually, so that manpower and material resources are saved, and the applicability is better.

Drawings

Fig. 1 is a schematic structural diagram of a duplex filter according to an embodiment of the present invention.

100. A duplex filter; 101. a first liquid inlet pipe; 102. a first three-way valve; 103. a second liquid inlet pipe; 104. a filter tank; 105. a filter member; 106. a residue filtering cavity; 107. a filtrate chamber; 108. cleaning the tube; 109. a sewage draining outlet; 110. a liquid outlet; 111. a fixed tube; 112. a cover member; 113. a tank body; 114. a first control valve; 115. a first liquid outlet pipe; 116. a second liquid outlet pipe; 117. a second three-way valve; 118. a blow-off pipe; 119. a second control valve; 120. a shelf body.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

Referring to fig. 1, an embodiment of the present invention provides a duplex filter 100 for filtering a liquid medicine in an extraction tank, and the duplex filter 100 has a simple structure, can perform a cleaning operation without stopping, and has a good working efficiency.

The duplex filter 100 includes: the filter tank comprises a first liquid inlet pipe 101, a first three-way valve 102, a pair of second liquid inlet pipes 103 and a pair of filter tanks 104, wherein the first liquid inlet pipe 101 and each second liquid inlet pipe 103 are communicated with each port of the first three-way valve 102 in a one-to-one correspondence mode, and the end portions, far away from the first three-way valve 102, of each second liquid inlet pipe 103 penetrate into each filter tank 104 in a one-to-one correspondence mode.

As can be understood, the end of the first liquid inlet pipe 101 away from the first three-way valve 102 is communicated with the outlet of the extraction tank, so that the liquid medicine to be filtered in the extraction tank flows to the first three-way valve 102 through the first liquid inlet pipe 101; the first three-way valve 102 is used for controlling the first liquid inlet pipe 101 to be communicated with any one second liquid inlet pipe 103 and to be in a closed state with another liquid inlet pipe, namely: when a user needs to clean any filter tank 104, the user can select another filter tank 104 through the first three-way valve 102 to perform the filtering operation at the same time, so as to achieve the purpose of online cleaning.

The inside of the filter tank 104 is isolated by the filter member 105 to form a filter residue cavity 106 and a filter solution cavity 107, the filter tank 104 is provided with a cleaning pipe 108 and a drain outlet 109, the cleaning pipe 108 and the drain outlet 109 are both communicated with the filter residue cavity 106, and external water supply equipment can input clean water into the filter residue cavity 106 through the cleaning pipe 108 to clean the filter member 105 and discharge filter residues in the filter residue cavity 106 through the drain outlet 109; the end part of the second liquid inlet pipe 103 far away from the first three-way valve 102 penetrates into the residue cavity 106, so that the liquid medicine flowing through the second liquid inlet pipe 103 flows into the residue cavity 106, and the liquid medicine is filtered based on the filter piece 105; wherein, the liquid medicine is divided into two parts of filter residue and filtrate after being processed by the filter element 105, the filtrate flows into the filtrate cavity 107, and the filter residue remains in the filter residue cavity 106; a liquid outlet 110 communicated with the filtrate cavity 107 is formed at the filter tank 104, and the filtrate can flow out through the liquid outlet 110. In addition, the filter tanks 104 are the same in size, and the filter tanks 104 are symmetrically distributed; the filter element 105 may be a filter bag, a filter plate, a filter cartridge, or the like.

In order to fix the end part of the second liquid inlet pipe 103 penetrating into the residue cavity 106, a fixing pipe 111 is further arranged in the residue cavity 106, the fixing pipe 111 is communicated with the residue cavity 106, the end part of the second liquid inlet pipe 103 far away from the first three-way valve 102 penetrates into the first fixing pipe 111, and therefore liquid medicine in the second liquid inlet pipe 103 can flow into the residue cavity 106 through the fixing pipe 111.

Wherein, this filter tank 104 includes lid 112 and jar 113, and lid 112 is detachable to be installed at jar 113 top, promptly: the can 113 is formed at the top thereof with an opening, and the cover 112 is used to close the opening. The filtering piece 105 is arranged in the tank 113, the liquid outlet 110 is arranged at the bottom of the tank 113 and is communicated with the filtrate cavity 107, and the sewage discharge outlet 109 is arranged at the bottom of the tank 113 and is communicated with the residue filtering cavity 106. In addition, the cleaning pipe 108 is arranged on the cover part 112, or on the circumferential side surface of the tank body 113, and the cleaning pipe 108 is communicated with the residue filtering cavity 106; the end of the second liquid inlet pipe 103 far from the first three-way valve 102 passes through the side of the tank 113, the filter element 105 and communicates with the residue filtering chamber 106 in sequence.

It can be understood that the liquid outlet 110 may be disposed at the bottom of the circumferential side surface of the tank 113, besides the bottom of the tank 113; the end of the second liquid inlet pipe 103 far from the first three-way valve 102 can only pass through the tank 113 to be communicated with the residue cavity 106, and the end of the second liquid inlet pipe 103 far from the first three-way valve 102 can also only pass through the top of the circumferential side surface of the tank 113 to be directly communicated with the residue cavity 106.

In order to control the cleaning process of the filter tank 104, a first control valve 114 is communicated with one end of the cleaning pipe 108, which is opposite to the filter element 105, and the first control valve 114 is located outside the filter tank 104 and is used for controlling the on-off of the cleaning pipe 108 and the water flow delivered by an external water supply device.

Wherein, all be provided with first drain pipe 115 in the bottom of each filter-tank 104, each first drain pipe 115 one-to-one communicates in the liquid outlet 110 of each filter-tank 104, and first drain pipe 115 is linked together through liquid outlet 110 and filtrating chamber 107 promptly to the filtrating in filtrating chamber 107 is in proper order through liquid outlet 110, first drain pipe 115 discharges.

Wherein, this duplex filter 100 still includes: the second liquid outlet pipes 116 and the second three-way valves 117, the second liquid outlet pipes 116 and the first liquid outlet pipes 115 are communicated with the ports of the second three-way valves 117 in a one-to-one correspondence manner, and any one of the first liquid outlet pipes 115 can be communicated with the second liquid outlet pipe 116 through the second three-way valve 117, and the other one of the first liquid outlet pipes 115 and the second liquid outlet pipe 116 is in a blocking state, so that the liquid in the other filter tank 104 can be prevented from being discharged through the second liquid outlet pipe 116 while the filtrate is discharged.

Wherein, a drain 118 is arranged at the drain 109, and the drain 118 is communicated with the residue cavity 106 through the drain 109, so that the residue washed out in the cleaning process is discharged through the drain 109 and the drain 118 in sequence. In addition, in order to facilitate the on-off control of the sewage pipe 118, a second control valve 119 for controlling the on-off of the sewage pipe 118 is provided at the sewage pipe 118.

Wherein, this pair filter 100 is still including support body 120, and each filter tank 104 all installs on this support body 120, also can effectively improve filter tank 104's stability in the time of can being convenient for discharge filtrating, filter residue.

The operation of the duplex filter 100 provided in the above embodiment, as shown in fig. 1, taking the left filter tank 104 as an example for on-line cleaning and the right filter tank 104 as an example for filtering operation, can be described as follows:

the liquid medicine to be filtered in the extraction tank flows to the first three-way valve 102 through the first liquid inlet pipe 101 and flows to the residue filtering cavity 106 through the second liquid inlet pipe 103 on the right side, and at the moment, the first liquid inlet pipe 101 is only communicated with the second liquid inlet pipe 103 on the right side; then, the liquid medicine is filtered by the right filtering piece 105, the filtrate flows into the right filtering cavity 107 through the filtering piece 105, the filter residue remains in the right filter residue cavity 106, and at the moment, the right blow-off pipe 118 is in a blocking state; then, the filtrate in the right filtrate chamber 107 is discharged through the right first liquid outlet pipe 115 and the right second liquid outlet pipe 116, and at this time, the second liquid outlet pipe 116 is only communicated with the right first liquid outlet pipe 115;

the user can open the first control valve 114 on the left side while performing the filtering operation so that the external water supply can deliver clean water into the cleaning pipe 108 on the left side, and the clean water flows into the residue filtering chamber 106 on the left side through the cleaning pipe 108 on the left side to flush the filtering element 105 on the left side; the filter residue in the filter residue cavity 106 on the left side flows to the drain outlet 109 on the left side under the washing of the clean water and is discharged through the drain pipe 118 on the left side, and at the moment, the drain pipe 118 is in a communication state with the filter residue cavity 106.

In the duplex filter 100 provided in the above embodiment, the first three-way valve 102 controls the first liquid inlet pipe 101 to be communicated with any one of the filter tanks 104 to filter the liquid medicine, and meanwhile, the external water supply equipment can input clean water into the residue cavity 106 of another filter tank 104 through the cleaning pipe 108 to discharge the residue in the residue cavity 106 through the drain outlet 109, so that the cleaning operation can be performed without stopping the machine, and the working efficiency of the duplex filter 100 is effectively improved; in addition, the filtering tank 104 does not need to be cleaned manually, so that manpower and material resources are saved, and the applicability is better.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A duplex filter, comprising: the filter tank comprises a first liquid inlet pipe (101), a first three-way valve (102), a pair of second liquid inlet pipes (103) and a pair of filter tanks (104), wherein the first liquid inlet pipe (101) and each second liquid inlet pipe (103) are communicated with each port of the first three-way valve (102) in a one-to-one correspondence mode, and the end parts, far away from the first three-way valve (102), of each second liquid inlet pipe (103) penetrate into each filter tank (104) in a one-to-one correspondence mode;

a filter residue cavity (106) and a filtrate cavity (107) are formed in the filter tank (104) through the separation of a filter element (105), a cleaning pipe (108) and a drain outlet (109) are formed in the filter tank (104), and the cleaning pipe (108) and the drain outlet (109) are both communicated with the filter residue cavity (106); the end part, far away from the first three-way valve (102), of the second liquid inlet pipe (103) penetrates into the filter residue cavity (106), and a liquid outlet (110) communicated with the filtrate cavity (107) is formed in the filter tank (104).

2. The duplex filter according to claim 1, wherein a fixed pipe (111) is arranged in the residue chamber (106), the fixed pipe (111) is communicated with the residue chamber (106), and the end of the second liquid inlet pipe (103) far away from the first three-way valve (102) penetrates into the fixed pipe (111).

3. The duplex filter according to claim 1, wherein the filter canister (104) comprises: the cover part (112) and the tank body (113), wherein the cover part (112) is detachably arranged at the top of the tank body (113); filter piece (105) locate in jar body (113), liquid outlet (110) are located jar body (113) bottom and with filtrate chamber (107) communicate with each other, drain (109) are located the bottom of jar body (113) and with filter residue chamber (106) communicate with each other.

4. The duplex filter according to claim 3, wherein the cleaning tube (108) is arranged through the cover element (112) and communicates with the cake chamber (106);

and/or the second liquid inlet pipe (103) sequentially penetrates through the side surface of the tank body (113), the filter element (105) and is communicated with the filter residue cavity (106).

5. The duplex filter according to claim 1, wherein an end of the cleaning pipe (108) facing away from the filter element (105) communicates with a first control valve (114), and the first control valve (114) is located outside the filter canister (104).

6. The duplex filter of claim 1, wherein a bottom of each filter canister (104) is provided with a first liquid outlet pipe (115), and each first liquid outlet pipe (115) is communicated with the liquid outlet (110) of each filter canister (104) in a one-to-one correspondence manner.

7. The duplex filter according to claim 6, wherein the duplex filter (100) further comprises: and the second liquid outlet pipe (116) and the second three-way valve (117) are communicated with each port of the second three-way valve (117) in a one-to-one correspondence manner, wherein the second liquid outlet pipe (116) and each first liquid outlet pipe (115) are communicated with each port of the second three-way valve (117).

8. The duplex filter according to any of the claims 1 to 7, wherein a drain pipe (118) is arranged at the drain outlet (109), and the drain pipe (118) is communicated with the residue filtering cavity (106) through the drain outlet (109).

9. The duplex filter according to claim 8, wherein the sewage pipe (118) is provided with a second control valve (119), and the second control valve (119) is used for controlling the on-off of the sewage pipe (118).

10. The duplex filter according to any of claims 1 to 7, wherein the duplex filter (100) further comprises a frame (120), and each of the filter canisters (104) is mounted to the frame (120).