CN211227843U - Cleaning system of pulp washer - Google Patents

Cleaning system of pulp washer Download PDF

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Publication number
CN211227843U
CN211227843U CN201922246617.2U CN201922246617U CN211227843U CN 211227843 U CN211227843 U CN 211227843U CN 201922246617 U CN201922246617 U CN 201922246617U CN 211227843 U CN211227843 U CN 211227843U
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CN
China
Prior art keywords
pulp
washer
cleaning
electromagnetic valve
roller
Prior art date
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Active
Application number
CN201922246617.2U
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Chinese (zh)
Inventor
陈刚
段永梁
徐为
李方林
孙忠亮
张俊杰
马正才
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Huanggang Chenming Pulp Paper Co ltd
Original Assignee
Huanggang Chenming Pulp Paper Co ltd
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Priority to CN201922246617.2U priority Critical patent/CN211227843U/en
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Abstract

The utility model discloses a cleaning system of pulp washer relates to pulp washer belt cleaning device technical field, has solved traditional pulp washer press roll hole and has blockked up easily and cause the problem that the drainage is smooth, the pulp washing is inefficient. The cleaning system comprises a flow dividing pipe, a cleaning device, a pressure sensor and a control system, wherein the flow dividing pipe is communicated with a liquid inlet pipe of a pulp washing machine body, a first electromagnetic valve is arranged on the liquid inlet pipe and positioned between the flow dividing pipe and the pulp washing machine body, a second electromagnetic valve is arranged on the flow dividing pipe, the pressure sensor is respectively arranged at the bottoms of press grooves below two press rolls, and the cleaning device is respectively arranged on the pulp washing machine body at the top of the two press rolls; the pressure sensor, the first electromagnetic valve, the second electromagnetic valve and the cleaning device are respectively electrically connected with the control system. The utility model discloses a pulp washer cleaning system can shut down the pulp washer and online cleaning squeezes the roller, ensures the operation of pulp washer, effectively improves the efficiency of washing pulp.

Description

Cleaning system of pulp washer
Technical Field
The utility model relates to a pulp washer belt cleaning device technical field, more specifically says, it relates to a cleaning system of pulp washer.
Background
Pulp washing is an important process in a chemical pulping line, and a pulp washer is a commonly used apparatus in this process. Existing washers generally comprise two cylindrical press rolls arranged in the same horizontal plane at the centre of rotation thereof, the outer surface of each press roll being perforated, and during operation the pulp is fed into the space between the perforated roll surface and the press vat, the two press rolls rotating in opposite directions, whereby the fluid removed from the pulp (filtrate) is recovered through the perforated roll surface, and washing of the pulp is achieved. However, when the traditional pulp washer runs for a long time, the press roll is easy to scale, so that water filtering of holes is not smooth, the pulp washing efficiency is reduced, the pressure of the press groove is increased, the press groove is easy to damage, the operation of the pulp washer is influenced, and even the pulp washer stops. Therefore, there is a need to develop a washing system for a washer.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provides a cleaning system of pulp washer, can shut down the pulp washer and online cleaning squeezes the roller, ensures the operation of pulp washer, effectively improves the efficiency of washing pulp.
The technical scheme of the utility model is like this: a washing system of a pulp washer comprises a flow dividing pipe, a washing device, a pressure sensor and a control system, wherein the flow dividing pipe is communicated with a liquid inlet pipe of a pulp washer body, a first electromagnetic valve is arranged between the flow dividing pipe and the pulp washer body on the liquid inlet pipe, a second electromagnetic valve is arranged on the flow dividing pipe, the pressure sensor is respectively arranged at the bottom of a pressure tank below two press rolls, and the washing device is respectively arranged on the pulp washer body at the top of the two press rolls; the pressure sensor, the first electromagnetic valve, the second electromagnetic valve and the cleaning device are respectively electrically connected with the control system.
As a further improvement, the cleaning device comprises an installation cover, a cleaning roller, a brush roller and an electric push rod, wherein the installation cover is connected with the top of the pulp washing machine body through the electric push rod, the electric push rod is electrically connected with the control system, the cleaning roller is welded on the installation cover through a support shaft, the brush roller is rotatably installed on the installation cover through a rotating shaft, and the lowest points of the cleaning roller and the brush roller protrude out of the bottom surface of the installation cover.
Further, the brush roller is positioned at the front side of the rotation direction of the press roller, and the cleaning roller is positioned at the rear side of the rotation direction of the press roller.
Furthermore, the output end of the electric push rod is communicated with the mounting cover through a hollow pipe, an exhaust fan is arranged at the top of the pulp washing machine body, the hollow pipe is communicated with the hollow pipe through a hose pipe, and the exhaust fan is electrically connected with a control system.
Furthermore, a plurality of steel wire brushes are arranged on the outer surface of the brush roller.
Furthermore, the front surface of the washing machine body is also provided with a transparent glass door, and one side of the transparent glass door is hinged with the washing machine body through a hinge.
Advantageous effects
Compared with the prior art, the utility model, have following advantage:
1. the utility model discloses a pulp washer cleaning system through add the shunt tubes on the feed liquor pipe at the pulp washer organism, utilizes opening and closing of two solenoid valves of control system control, can shunt paper pulp to other pulp washers or retrieve to wait to wash the pulp washer isolation, can realize shutting down the pulp washer and online cleaning squeeze the roller, ensure the operation of pulp washer, effectively improve the efficiency of washing pulp.
2. The utility model discloses a control system control electric putter descends, makes cleaning roller and brush roller wash squeezing the roller surface, utilizes pivoted brush roller surface wire brush to insert in the hole and fall the scale deposit and shell off, recycles the stifled scale deposit of shelling off of rigid cleaning roller to prevent to fall into the indent, it is very convenient to use.
3. The utility model discloses a set up the hollow tube on the installation cover to the hollow tube passes through hose and air exhauster intercommunication, can take away the stifled scale deposit of cutting off of cleaning roller, effectively prevents the accumulational problem of scale deposit, when being convenient for clear up, further prevents that the scale deposit from dropping to indent or brush roller in.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the washing machine body of the present invention;
fig. 3 is a schematic structural view of the middle cleaning device of the present invention.
Wherein: 1-shunt tube, 2-cleaning device, 3-pressure sensor, 4-control system, 5-pulp washing machine body, 6-liquid inlet tube, 7-first electromagnetic valve, 8-second electromagnetic valve, 9-squeezing roller, 10-pressure tank, 11-exhaust fan, 12-soft air tube, 21-mounting cover, 22-cleaning roller, 23-brush roller, 24-electric push rod, 25-supporting shaft, 26-rotating shaft, 27-hollow tube and 28-wire brush.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-3, the utility model discloses a washing system of pulp washer, including shunt tubes 1, belt cleaning device 2, pressure sensor 3 and control system 4, wherein, shunt tubes 1 communicates with the feed liquor pipe 6 of pulp washer body 5, be used for drainage to other pulp washers or recovery with paper pulp, and be located on feed liquor pipe 6 and be equipped with first solenoid valve 7 between shunt tubes 1 and the pulp washer body 5, can cut off the entering of paper pulp, be equipped with second solenoid valve 8 on shunt tubes 1, can cut off the discharge of paper pulp, pressure sensor 3 installs respectively in the indent 10 bottom of two squeeze rolls 9 below, be used for detecting the groove pressure of indent 10, belt cleaning device 2 installs respectively on the pulp washer body 5 at two squeeze rolls 9 tops, be used for rinsing two squeeze rolls 9; and pressure sensor 3, first solenoid valve 7, second solenoid valve 8 and belt cleaning device 2 are connected with control system 4 electrical connection respectively, and pressure sensor 3 detects the groove pressure of indent 10 and surpasss the scope of predetermineeing after, transmits pressure signal to control system, and control system 4 controls first solenoid valve 7 and second solenoid valve 8 and belt cleaning device 2 work respectively.
Preferably, the cleaning device 2 comprises a mounting cover 21, a cleaning roller 22, a brush roller 23 and an electric push rod 24, wherein, the mounting cover 21 is a cover shell with a closed upper part and an open bottom, the mounting cover 21 is connected with the top of the washing machine body 5 through an electric push rod 24, the electric push rod 24 can drive the mounting cover 21 to move up and down, the electric push rod 24 is electrically connected with the control system 4, the cleaning roller 22 is welded on the mounting cover 21 through a support shaft 25, the cleaning roller 22 adopts a welding and fixing mode, can block off the scale, the brush roller 23 is rotatably installed on the installation cover 21 through the rotating shaft 26, and the outer surface of the brush roller 23 is provided with a plurality of steel wire brushes 28, the brush roller 23 adopts a rotating installation mode, the scales of the squeezing rollers 9 can be stripped off, and the lowest points of the cleaning roller 22 and the brush roller 23 are protruded out of the bottom surface of the mounting cover 21, so that the cleaning roller 22 and the brush roller 23 can be in contact with the squeezing rollers 9. Preferably, the brush roller 23 is located at the front side of the rotation direction of the squeezing roller 9, the cleaning roller 22 is located at the rear side of the rotation direction of the squeezing roller 9, the scale is reduced and stripped by inserting the wire brushes on the surface of the rotating brush roller into the holes, and the stripped scale is blocked by the rigid cleaning roller to prevent the scale from falling into the pressure tank, so that the use is very convenient.
Preferably, electric putter 24's output passes through hollow tube 27 and installation cover 21 intercommunication, wash the top of the pulp grinder body 5 and be equipped with air exhauster 11, hollow tube 27 passes through hose 12 and hollow tube 27 intercommunication, and air exhauster 11 and control system 4 electric connection, through setting up the hollow tube on the installation cover, and the hollow tube passes through hose and air exhauster intercommunication, can take away the scale deposit that the cleaning roller blocked off, effectively prevent the accumulational problem of scale deposit, when being convenient for to clear up, further prevent that the scale deposit from dropping to indent or brush roller in.
Preferably, the front surface of the washing machine body 5 is also provided with a transparent glass door, the internal operation condition of the washing machine body 5 is convenient to check, one side of the transparent glass door is hinged with the washing machine body 5 through a hinge, the later-stage disassembly and maintenance are convenient, and the use is very convenient.
When the washing machine cleaning system of the utility model is used, when the pressure sensor 3 detects that the groove pressure of the pressure tank 10 exceeds the preset range, the pressure signal is transmitted to the control system 4, the control system 4 respectively controls the first electromagnetic valve 7 to be closed and the second electromagnetic valve 8 to be opened, paper pulp is shunted to other washing machines or is recycled, so as to isolate the washing machine to be cleaned, meanwhile, the control system 4 controls the electric push rod 24 to work to drive the installation cover 21, the cleaning roller 22 and the brush roller 23 to descend to be in contact with the squeeze roller 9, and along with the continuous rotation of the squeeze roller 9, so as to clean the squeeze roller 9, in the cleaning process, the steel wire brush on the surface of the rotating brush roller is inserted into the hole to reduce scale and strip off, and then the rigid cleaning roller is used to block off scale, so as to prevent the scale from falling into the pressure tank, the use is very convenient, and simultaneously, the hollow pipe is communicated with the exhaust fan, the scale blocked by the cleaning roller can be pumped away, the problem of scale accumulation is effectively prevented, and the scale is further prevented from falling into the pressure groove or the brush roller while being convenient to clean; after the washing is finished, the control system 4 controls the electric push rod 24 to work again to drive the mounting cover 21, the washing roller 22 and the brush roller 23 to ascend and separate from the squeezing roller 9, and meanwhile, the control system 4 controls the first electromagnetic valve 7 to be opened and the second electromagnetic valve 8 to be closed respectively to guide the pulp back to the pulp washer to operate again. The utility model discloses a pulp washer cleaning system through add the shunt tubes on the feed liquor pipe at the pulp washer organism, utilizes opening and closing of two solenoid valves of control system control, can shunt paper pulp to other pulp washers or retrieve to wait to wash the pulp washer isolation, can realize shutting down the pulp washer and online cleaning squeeze the roller, ensure the operation of pulp washer, effectively improve the efficiency of washing pulp.
The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.

Claims (6)

1. The washing system of the pulp washer is characterized by comprising a flow dividing pipe (1), a washing device (2), a pressure sensor (3) and a control system (4), wherein the flow dividing pipe (1) is communicated with a liquid inlet pipe (6) of the pulp washer body (5), a first electromagnetic valve (7) is arranged between the flow dividing pipe (1) and the pulp washer body (5) on the liquid inlet pipe (6), a second electromagnetic valve (8) is arranged on the flow dividing pipe (1), the pressure sensor (3) is respectively arranged at the bottoms of press grooves (10) below two press rollers (9), and the washing device (2) is respectively arranged on the pulp washer body (5) at the top of the two press rollers (9); the pressure sensor (3), the first electromagnetic valve (7), the second electromagnetic valve (8) and the cleaning device (2) are respectively electrically connected with the control system (4).
2. A washing system for a washer according to claim 1, characterized in that said washing device (2) comprises a mounting cup (21), a cleaning roller (22), a brush roller (23) and an electric push rod (24), said mounting cup (21) is connected to the top of the washer body (5) via the electric push rod (24), said electric push rod (24) is electrically connected to the control system (4), said cleaning roller (22) is welded to the mounting cup (21) via a support shaft (25), said brush roller (23) is rotatably mounted to the mounting cup (21) via a rotation shaft (26), and the lowest points of said cleaning roller (22) and brush roller (23) are protruded from the bottom surface of the mounting cup (21).
3. A washing system for a washer according to claim 2, characterized in that said brush roll (23) is located on the front side in the rotation direction of the press roll (9) and said cleaning roll (22) is located on the rear side in the rotation direction of the press roll (9).
4. A washing system of a washer according to claim 2, characterized in that the output of said electric putter (24) is connected to the mounting hood (21) via a hollow tube (27), that the top of said washer body (5) is provided with an exhaust fan (11), that said hollow tube (27) is connected to the hollow tube (27) via a hose (12), and that said exhaust fan (11) is electrically connected to the control system (4).
5. A washing system for a washer according to claim 2, characterized in that said brush roller (23) is provided with wire brushes (28) on its outer surface.
6. A washing system for a washer according to any one of claims 1-5, characterized in that said washer body (5) is provided with a transparent glass door in the front side, said transparent glass door being hingedly connected to the washer body (5) at one side by means of a hinge.
CN201922246617.2U 2019-12-16 2019-12-16 Cleaning system of pulp washer Active CN211227843U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922246617.2U CN211227843U (en) 2019-12-16 2019-12-16 Cleaning system of pulp washer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922246617.2U CN211227843U (en) 2019-12-16 2019-12-16 Cleaning system of pulp washer

Publications (1)

Publication Number Publication Date
CN211227843U true CN211227843U (en) 2020-08-11

Family

ID=71927201

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922246617.2U Active CN211227843U (en) 2019-12-16 2019-12-16 Cleaning system of pulp washer

Country Status (1)

Country Link
CN (1) CN211227843U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112718597A (en) * 2020-12-16 2021-04-30 安徽唯嵩光电科技有限公司 Backup roll cleaning device for intelligent red date sorting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112718597A (en) * 2020-12-16 2021-04-30 安徽唯嵩光电科技有限公司 Backup roll cleaning device for intelligent red date sorting

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