CN219072189U

CN219072189U - Automatic turning, avoiding and pulling plate cake unloading type open flow liquid receiving tank device of open flow filter press

Info

Publication number: CN219072189U
Application number: CN202320007813.8U
Authority: CN
Inventors: 岳晓旭; 赵建伟; 张鹏; 谭善坤; 梁京龙
Original assignee: Jingjin Equipment Co Ltd
Current assignee: Jingjin Equipment Co Ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-26
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to an automatic turning and avoiding pulling plate cake discharging type open flow liquid receiving tank device of an open flow filter press, which has the main points of the innovation scheme that: the existing fixed open flow liquid receiving tank is improved into a rotatable open flow liquid receiving tank, and the rotary open flow liquid receiving tank comprises an open flow liquid receiving tank, a liquid receiving tank rotating shaft, a driving motor, a motor support, a coupling, a bearing box and a rotary tank limiting device; the liquid receiving tank rotating shaft penetrates through rotating shaft holes at two ends of the open flow liquid receiving tank and is welded to form a liquid receiving tank with a shaft; the liquid receiving groove with the shaft is arranged in the double bearing box and is connected with the driving motor; the sensor of the rotary groove limiting device is arranged at the corresponding position of the thrust plate, and the sensor corresponding to the sensing shaking plate is arranged on the rotary shaft of the liquid receiving groove and connected with the PLC program control system in parallel; under the control of the PLC program control system and the rotary tank limiting device, the normal opening of the open flow liquid receiving tank faces upwards, and the liquid receiving tank with the shaft can automatically rotate outwards for 30 ︒ to avoid the cake unloading of the pulling plate and prevent part of filter cakes on two sides of the filter plate from collapsing into the open flow liquid receiving tank when the pulling plate unloads cakes, so that the recovery rate of the filter cakes or the purity rate of filtrate are ensured.

Description

Automatic turning, avoiding and pulling plate cake unloading type open flow liquid receiving tank device of open flow filter press

Technical Field

The utility model belongs to the technical field of open flow type automatic filter presses, and relates to an open flow liquid receiving tank device capable of automatically turning around and avoiding a pulling plate to unload cakes so as to prevent the cakes from collapsing into the filter cakes.

Background

The filter press is a pressurized filtration device with a plurality of filter chambers intermittently operated; the automatic filter press is a filter press which integrates mechanical, electric and hydraulic and can automatically complete certain operation procedures; an open flow type automatic filter press is an automatic filter press with a multi-filter-chamber liquid outlet mode of open flow so as to observe clear and turbid filtrate; the device mainly comprises a double-beam frame, a filter plate pressing mechanism, an open flow filtering mechanism, an open flow liquid receiving tank, a turning plate liquid receiving mechanism, a pulling plate cake discharging mechanism, a filter cloth cleaning mechanism and a PLC program control system; the main working process of the filter press is as follows: compacting a filter plate, feeding at low pressure, filtering open flow (comprising open flow liquid receiving), pulling the filter plate open, discharging cakes by a vibrating plate, and cleaning filter cloth; is suitable for automatic solid-liquid separation of various viscous suspension materials (i.e. mixture of liquid and solid particles).

The open flow filtering mechanism, namely an open flow liquid type multi-filter chamber filtering mechanism, is a core mechanism of an open flow type filter press and mainly comprises an end-to-end sealing anti-corrosion filter plate, an open flow filter plate, a filter cloth, a clamping distributor, a filter plate sliding support, an open flow water nozzle, an open flow liquid receiving tank, sealing rings at the inlet and outlet ends of each fluid and an external pipeline for each fluid to enter and exit; the double open flow water nozzles are respectively arranged below two sides of the open flow filter plate, and filtrate in the multiple filter chambers directly flows out from the two rows of open flow water nozzles and the transparent guide pipe (without concealment) to the open flow liquid receiving tank and is converged into an external filtrate tank through two open flow pipelines; the clear turbidity of the filtrate can be observed through the transparent guide pipe so as to diagnose whether the filter cloth is damaged or not and leak materials; see double-layer corrosion-resistant ultra-long open flow tank and corresponding large open flow filter press (patent number 202020958811.3).

The open flow liquid receiving tank, namely a fixed open flow liquid receiving tank (commonly called as an open flow liquid receiving tank) comprises a liquid receiving tank main body, a liquid discharging pipe flange, a notch cross brace and a splash guard, and is an important characteristic component of an open flow type filtering mechanism; the double open flow liquid receiving tanks cross the head and the tail of the filter press, are fixedly arranged on the support legs of the head, the supports in the tanks and the support legs of the tail, are positioned below the open flow water nozzles at the two sides of the open flow filter plate, and are externally connected with open flow pipelines; the device is used for receiving liquid in open flow and holding liquid in fluidity; filtrate is led into an external filtrate tank through two open flow pipelines.

The existing fixed open flow liquid receiving tank has the following defects: the open flow liquid receiving tank is not right below the filter plate, but is close to two sides of the filter plate, when the cake discharging mechanism vibrates to discharge cakes after the filtration is completed, part of filter cakes on two sides of the filter plate are easy to collapse into the open flow liquid receiving tank due to the divergent force generated by the auxiliary cake discharging of the vibrating filter plate, and the recovery rate of the filter cakes or the purity rate of filtrate are affected; and the filter cake residues are easy to block the liquid outlet and periodically cleaned and dredged; because the open flow liquid receiving groove is very long (more than 13m long), the open flow liquid receiving groove is very difficult to remove before the cake is discharged by the pulling plate vibration each time, and the recovery is very troublesome and the continuous production is influenced; the method can not meet the requirement that the users of the open flow filter press further improve the recovery rate of filter cakes or the purity rate of filtrate; preventing filter cakes from collapsing into open flow liquid receiving tanks is a technical problem which is always desired to be solved but is not successful.

Disclosure of Invention

The utility model aims to overcome the defects of the existing fixed open flow liquid receiving tank, solve the problems that the open flow liquid receiving tank is close to two sides of a filter plate, partial filter cakes on two sides of the filter plate are easy to collapse into the open flow liquid receiving tank when a vibrating plate of a plate cake discharging mechanism discharges cakes, the recovery rate of the filter cakes or the purity rate of filtrate are affected, and residues of the filter cakes are easy to block a liquid outlet and periodically cleaned and dredged; how to avoid the technical problem of cake discharging by a vibration plate of an open flow liquid receiving tank, and provides an automatic turning and cake discharging open flow liquid receiving tank device of an open flow filter press.

The innovative technical scheme adopted for solving the problems in the prior art is as follows: an automatic turning and cake-avoiding plate cake-unloading type open flow liquid receiving tank device of an open flow filter press (hereinafter referred to as an open flow liquid receiving and cake-avoiding device); the main point of the general technical proposal is that compared with the prior art, the innovative general structure has outstanding substantive characteristics that: the device comprises an open flow liquid receiving tank, a liquid receiving tank rotating shaft, a driving motor, a motor support, a coupler, a bearing box and a rotary tank limiting device; the liquid receiving tank rotating shaft penetrates through rotating shaft holes at two ends of the open flow liquid receiving tank and is welded to form a liquid receiving tank with a shaft; the liquid receiving groove with the shaft is arranged on the double bearing box and is connected with the driving motor; the cake-avoiding inductor of the rotary groove limiting device is arranged at the corresponding position of the thrust plate, and the induction shaking plate is correspondingly arranged on the rotary shaft of the liquid receiving groove and connected with the PLC program control system in parallel; under the control of the PLC program control system and the transfer tank limiting device, the normal opening of the open flow liquid receiving tank is upward, and the liquid receiving tank with the shaft can automatically rotate outwards for 30 ︒ to avoid the cake unloading of the pulling plate when the pulling plate unloads cakes, so that partial filter cakes on two sides of the filter plate are effectively prevented from being collapsed into the open flow liquid receiving tank; therefore, the technical problems that the recovery rate of the filter cake or the purity rate of the filtrate is affected, the drain hole is easily blocked by filter cake residues after a long time, and periodic slag removal and dredging are needed are solved, wherein the open flow liquid receiving groove is close to two sides of the filter plate, and part of filter cakes on two sides of the filter plate are easy to collapse into the open flow liquid receiving groove when the cake discharging mechanism shakes the cake.

The specific design scheme of the utility model is as follows: (1) The open flow liquid receiving tank is a one-way liquid outlet type uncovered open flow liquid receiving tank and comprises a liquid receiving tank main body and a liquid outlet short pipe; the liquid receiving tank body is U-shaped, the upper edge of the liquid receiving tank body is provided with a notch inner hem, the two ends of the liquid receiving tank body are provided with rotating shaft holes, the lower part of the left end of the liquid receiving tank body is provided with a liquid discharging pipe hole, the upper part of the liquid receiving tank body is welded with a transverse strut in the tank, and the length of the liquid receiving tank body is smaller than the distance between the front supporting leg and the rear supporting leg of the filter press; the liquid outlet short pipe is welded on the liquid outlet pipe hole of the liquid receiving tank main body to form an open flow liquid receiving tank; (2) The liquid receiving groove rotating shaft comprises a long shaft head, a short shaft head and a tubular intermediate shaft, and two sections of the long shaft head are respectively matched with the coupler and the bearing box; the long shaft head and the short shaft head are respectively welded at two ends of the tubular intermediate shaft to form a liquid receiving groove rotating shaft, and the length of the liquid receiving groove rotating shaft is equal to the distance between the front support leg and the rear support leg of the filter press; (3) The driving motor is an YDS112 type gear motor and comprises a motor and a speed reducer; the decelerator has an output shaft; (4) The motor support comprises a machine base support and a machine base plate; the machine seat plate is rectangular, and the right end of the machine seat plate is provided with a speed reducer shaft hole and four mounting holes; the double-base support is welded at the left end of the base plate alternately to form a motor support; (5) The rotary groove limiting device comprises an inductor bracket, an induction shaking piece, a liquid receiving inductor and a cake hiding inductor; the sensor bracket is provided with double waist-shaped sensor mounting holes; the sensing shaking plate is a rocker arm type stainless steel sensing plate, and the lower end of the sensing shaking plate is provided with a mounting hole; the liquid receiving sensor and the cake hiding sensor are both NBN12-18GM50-E2 type proximity inductive switches; the liquid receiving sensor and the cake hiding sensor are respectively and adjustably arranged on the sensor bracket to form a rotary groove limiting main body.

The connection relation of the main parts of the utility model is as follows: for convenience of explanation, a water tap, a tailstock, a thrust plate and a PLC program control system which are closely related to the utility model are additionally arranged; (1) the assembly and final assembly of the present utility model: the double bearing boxes are respectively arranged at the corresponding positions of the tail seat supporting leg and the thrust plate supporting leg; the liquid receiving tank rotating shaft penetrates through rotating shaft holes at two ends of the open flow liquid receiving tank and is welded to form a liquid receiving tank with a shaft, the liquid receiving tank with the shaft is arranged in the double-bearing box, is positioned below open flow water nozzles at two sides of the open flow filter plate, and is provided with an upward normal opening; the motor support is arranged on the machine tailstock corresponding to the bearing box, the driving motor is arranged on the motor support, and the driving motor is connected with the PLC program control system in parallel; the long shaft head is connected with the output shaft of the speed reducer by a coupler; the rotary groove limiting main body is arranged at the corresponding position of the thrust plate supporting leg, the induction shaking plate is arranged at the short shaft head end of the rotary shaft of the liquid receiving groove corresponding to the liquid receiving sensor, and when the liquid receiving groove with the shaft rotates outwards by 30 ︒, the induction shaking plate corresponds to the cake avoiding sensor which is respectively communicated with the PLC program control system; thus, the assembly and the final assembly of the open flow liquid receiving and cake hiding device are completed; (2) dynamic relationship of the utility model: under the control of a PLC program control system and a transfer groove limiting device, (2.1) open flow liquid receiving: when the filter press is used for low-pressure feeding and open flow filtering, the opening of the open flow liquid receiving groove is upward; the filtrate in the multiple filter chambers directly flows out from two rows of open flow water nozzles (not hidden) to a double open flow liquid receiving tank and is converged into a filtrate tank through two external open flow soft pipelines; the clear turbidity of the filtrate can be directly observed to diagnose whether the filter cloth is damaged or not; (2.2) turning around and avoiding cakes: after the filtration is completed, the liquid receiving groove with the shaft is driven by the driving motor to rotate outwards for 30 ︒, and the cake unloading of the pulling plate is avoided so as to prevent part of filter cakes on two sides of the filter plate from being disintegrated into the open flow receiving groove, thus ensuring the recovery rate of the filter cakes or the purity rate of the filtrate; after the cake unloading of the pulling plate is completed, the liquid receiving groove with the shaft is automatically reset.

The utility model provides an automatic turning and avoiding pulling plate cake discharging type open flow liquid receiving tank device of an open flow filter press, which has outstanding substantive characteristics and remarkable progress that: through improving current fixed open flow liquid receiving tank into automatic turning to avoid the arm-tie and unload cake type open flow liquid receiving tank device, after the pressure filter filters the completion, take the arm-tie to unload cake and prevent that the part filter cake on filter plate both sides from collapsing into open flow liquid receiving tank from holding, ensured the rate of recovery of filter cake or the purity rate of filtrate, improved open flow filter mechanism's automation level, reduced and exempted from to connect the work load that the drain mouth of liquid receiving tank is regularly scarfed with slag and dredged stifled, the technological effect is showing.

Drawings

FIG. 1 is a schematic diagram of an open-flow liquid-receiving cake-hiding device of the present utility model.

FIG. 2 is a schematic side view of a side view of an open flow liquid receiving tank of the open flow liquid receiving and cake avoiding device of the utility model.

FIG. 3 is a schematic view of a rotating shaft of a liquid receiving tank of the open-flow liquid receiving and cake-avoiding device.

Fig. 4 is a side view of a motor support of the current collecting and cake-hiding device of the present utility model.

Fig. 5 is a top view of a motor support of the current collecting and cake hiding device of the present utility model.

Fig. 6 is a schematic diagram of a rotary groove limiting device of the open-flow liquid receiving and cake hiding device.

Fig. 7 is a schematic diagram showing the general assembly of the open flow liquid receiving cake avoiding device and the corresponding open flow filter press according to the utility model.

FIG. 8 is a schematic diagram showing the general assembly side view (liquid receiving state) of the open-flow liquid receiving and cake-avoiding device and the corresponding open-flow filter press.

FIG. 9 is a schematic diagram showing the general assembly side view of the open flow liquid receiving cake-avoiding device and the corresponding open flow filter press (cake-avoiding state).

Reference numerals: the utility model relates to a liquid receiving tank, which comprises a liquid receiving tank 1-an open flow liquid receiving tank 2-a liquid receiving tank rotating shaft, a driving motor 3-a driving motor 4-a motor support, a coupling 5-a bearing box 6-a bearing box 7-a liquid receiving tank limiting device 8-a liquid receiving tank main body 9-a liquid outlet short pipe, a rotating shaft hole 10-a long shaft head 11-a short shaft head 12-a short shaft head 13-a tubular intermediate shaft 14-a base support 15-a machine seat plate 16-an inductor support 17-an induction shaking plate 18-a liquid receiving inductor 19-a cake avoidance inductor 20-open flow filter plate (simply called a filter plate), a 21-open flow water nozzle 22-a machine tail seat 23-a thrust plate 24-PLC program control system and a 25-open flow liquid receiving cake avoidance device (the utility model).

The liquid receiving tank with the shaft comprises a 1-open flow liquid receiving tank and a 2-liquid receiving tank rotating shaft.

The rotating groove limiting main body comprises a 16-sensor bracket, an 18-liquid receiving sensor and a 19-cake hiding sensor.

Detailed Description

The following describes the technical solution in the embodiment of the utility model with reference to the drawings in the embodiment of the automatic turning and avoiding pull plate cake discharging type open flow liquid receiving tank device of the open flow filter press, and the described embodiment is only a part of the preferred embodiments of the utility model, but not all the preferred embodiments of the utility model. Based on the embodiments of the present utility model, all other embodiments that are not creative, such as open-flow liquid receiving and cake-avoiding devices with the same automatic turning and cake-avoiding modes and similar structures, made by those skilled in the art, all belong to the protection scope of the present utility model.

Example 1

An automatic turning and cake-avoiding plate cake-unloading type open flow liquid receiving tank device 25 of an open flow filter press (short: open flow liquid receiving and cake-avoiding device); the key points of the innovative overall embodiment are: the existing fixed open flow liquid receiving tank is improved into an open flow liquid receiving cake avoiding device 25, which comprises an open flow liquid receiving tank 1, a liquid receiving tank rotating shaft 2, a driving motor 3, a motor support 4, a coupler 5, a bearing box 6 and a rotary tank limiting device 7; the liquid receiving tank rotating shaft 2 passes through rotating shaft holes 10 at two ends of the open flow liquid receiving tank 1 and is welded to form a liquid receiving tank with a shaft; the liquid receiving groove with the shaft is arranged in the double bearing box 6 and is connected with the driving motor 3; the cake-hiding sensor 19 of the rotary groove limiting device 7 is arranged at the corresponding position of the thrust plate 23, and the sensing shaking plate 17 is correspondingly arranged on the rotary groove rotary shaft 2 and connected with the PLC program control system 24; under the control of the PLC program control system 24 and the rotary tank limiting device 7, the normal opening of the open flow liquid receiving tank 1 faces upwards, and the liquid receiving tank with the shaft can automatically rotate outwards for 30 ︒ to avoid the cake unloading of the pulling plate when the pulling plate unloads cakes, so that partial filter cakes on two sides of the filter plate 20 are effectively prevented from being collapsed into the open flow liquid receiving tank 1; therefore, the technical problems that the recovery rate of the filter cake or the purity rate of the filtrate is affected, the liquid outlet of the open flow liquid receiving tank 1 is easily blocked by filter cake residues after a long time, and periodic slag removal and blockage removal are needed when the open flow liquid receiving tank 1 is close to two sides of the filter plate 20 and the filter cakes on two sides of the filter plate 20 are easily disintegrated into the open flow liquid receiving tank 1 during the vibration plate cake discharging of the plate pulling cake discharging mechanism are solved; specific embodiments are described in detail below.

The open flow liquid receiving tank 1 is a one-way liquid outlet type uncovered open flow liquid receiving tank 1 and comprises a liquid receiving tank main body 8 and a liquid outlet short pipe 9; the liquid receiving tank main body 8 is U-shaped, the upper edge of the liquid receiving tank main body 8 is provided with a notch inner hem, the two ends of the liquid receiving tank main body are provided with rotating shaft holes 10, the lower part of the left end of the liquid receiving tank main body is provided with liquid discharging pipe holes, the upper part of the liquid receiving tank main body is welded with a transverse strut in the tank, and the length of the liquid receiving tank main body is smaller than the distance between the front supporting leg and the rear supporting leg of the filter press; the liquid outlet short pipe 9 is welded on a liquid outlet pipe hole of the liquid receiving tank main body 8 to form an open flow liquid receiving tank 1; the open flow water nozzles 21 positioned on two sides of the open flow filter plate 20 are arranged below, and the normal openings are upward and used for receiving and holding the liquid in an open flow manner.

The liquid receiving groove rotating shaft 2 comprises a long shaft head 11, a short shaft head 12 and a tubular intermediate shaft 13, and two sections of the long shaft head 11 are respectively matched with the coupler 5 and the bearing box 6; the long shaft head 11 and the short shaft head 12 are respectively welded at two ends of a tubular intermediate shaft 13 to form a liquid receiving groove rotating shaft 2, and the length of the liquid receiving groove rotating shaft is equal to the distance between the front support leg and the rear support leg of the filter press; the liquid receiving tank rotating shaft 2 passes through rotating shaft holes 10 at two ends of the open flow liquid receiving tank 1 and is welded to form a liquid receiving tank with a shaft, and the liquid receiving tank with the shaft is arranged in the double-bearing box 6; is used for driving the open flow liquid receiving tank 1 to rotate outwards for 30 ︒, and avoids the cake unloading of the pull plate so as to prevent part of filter cakes on two sides of the filter plate 20 from collapsing into the open flow liquid receiving tank 1.

The driving motor 3 is a YDS112 type gear motor and comprises a motor and a speed reducer; the decelerator has an output shaft; the driving motor 3 is arranged on the motor support 4 and connected with the PLC program control system 24 in parallel; the long shaft head 11 is connected with the output shaft of the speed reducer by the coupler 5; for driving the pivoting trough to rotate outwardly 30 ︒.

The motor support 4 comprises a base support 14 and a base plate 15; the set machine base plate 15 is a rectangular machine base plate 15, and the right end of the machine base plate is provided with a speed reducer shaft hole and four mounting holes; the double-stand supports 14 are welded at the left end of the stand plate 15 at intervals to form a motor support 4; the motor support 4 is mounted on the machine tailstock 22 in correspondence with the bearing box 6 for supportively mounting the drive motor 3.

The coupler 5 is a coupler matched with the long shaft head 11 of the liquid receiving groove rotating shaft 2 and the output shaft of the speed reducer, and the coupler 5 is used for connecting the long shaft head 11 and the output shaft of the speed reducer.

The bearing box 6 is a bearing box 6 matched with a long shaft head 11 and a short shaft head 12 of the liquid receiving groove rotating shaft 2; the double bearing box 6 is respectively arranged at the corresponding positions of the landing leg of the tailstock 22 and the landing leg of the thrust plate 23; for rollably supporting the liquid receiving tank spindle 2.

The rotary groove limiting device 7 comprises an inductor bracket 16, an induction shaking plate 17, a liquid receiving inductor 18 and a cake avoiding inductor 19; the sensor bracket 16 is provided with double waist-shaped sensor mounting holes; the sensing shaking plate 17 is a rocker arm type stainless steel sensing plate, and the lower end of the sensing shaking plate is provided with a mounting hole; the liquid receiving sensor 18 and the cake hiding sensor 19 are both NBN12-18GM50-E2 type proximity inductive switches; the liquid receiving sensor 18 and the cake hiding sensor 19 are respectively and adjustably arranged on the sensor bracket 16 to form a rotary groove limiting main body. The rotary groove limiting main body is arranged at the corresponding position of the supporting leg of the thrust plate 23, the induction shaking plate 17 is correspondingly arranged on the end face of the short shaft head 12 of the rotary shaft 2 of the liquid receiving groove, when the liquid receiving groove with the shaft rotates outwards by 30 ︒, the induction shaking plate 17 is correspondingly provided with the cake avoiding sensor 19, and the liquid receiving sensor 18 and the cake avoiding sensor 19 are respectively communicated with the PLC program control system 24; when the sensing shaking plate 17 rotates to be close to the liquid receiving sensor 18 or the cake avoiding sensor 19, the liquid receiving sensor 18 or the cake avoiding sensor 19 immediately transmits critical information of the sensing shaking plate 17 to the PLC program control system 24, and the PLC program control system 24 timely controls the driving motor 3 to pause for restraining the rotation range of the shaft liquid receiving groove.

The working process of the utility model comprises the following steps: under the control of the PLC program control system 24 and the transfer groove limiting device 7, (1) open flow liquid receiving: when the filter press is used for low-pressure feeding and open flow filtering, the opening of the open flow liquid receiving tank 1 is upward; the filtrate of the multi-filter chamber directly flows out from two rows of open flow water nozzles 21 (not hidden) to the double open flow liquid receiving tank 1 and is converged into a filtrate tank through two external open flow soft pipelines; the clear turbidity of the filtrate can be directly observed to diagnose whether the filter cloth is damaged or not; (2) turning around and avoiding cakes: after the filtration is completed and the filtrate is drained, the driving motor 3 drives the liquid receiving tank with the shaft to rotate outwards for 30 ︒, and the cake unloading of the pulling plate is avoided so as to prevent part of filter cakes on two sides of the filter plate 20 from collapsing into the open flow liquid receiving tank 1, thus ensuring the recovery rate of the filter cakes or the purity rate of the filtrate; (3) restoring to normal state: after the cake unloading of the pulling plate is completed, the liquid receiving groove with the shaft automatically resets and the notch faces upwards.

The utility model provides an automatic turning and avoiding pulling plate cake discharging type open flow liquid receiving tank device 25 of an open flow filter press, which has outstanding substantive characteristics and remarkable progress that: through improving current fixed open flow liquid receiving groove into automatic turning and avoiding the pulling plate and unloading cake type open flow liquid receiving groove device 25, after the filter press filters, take the axle to connect the cistern and can outwards rotate 30 ︒ voluntarily, avoid the pulling plate to unload the cake in order to prevent that part of filter cake on both sides of filter plate 20 from collapsing into open flow liquid receiving groove 1, solve the technical problem that people are eager to solve all the time but fail to obtain successfully preventing that the filter cake from collapsing into open flow liquid receiving groove 1, guarantee the rate of recovery of filter cake or the purity rate of filtrate, improve the automation level of open flow filter mechanism, avoid the work load that open flow liquid receiving groove 1 leakage mouth is clear slag and dredged regularly, the technological effect is showing.

Claims

1. An automatic turning-over, avoiding and pulling plate cake unloading type open flow liquid receiving tank device of an open flow filter press comprises an open flow liquid receiving tank, a liquid receiving tank rotating shaft, a driving motor, a motor support, a coupler, a bearing box and a rotary tank limiting device; the method is characterized in that: the open flow liquid receiving tank is a one-way liquid outlet type uncovered open flow liquid receiving tank and comprises a liquid receiving tank main body and a liquid outlet short pipe; the liquid receiving groove rotating shaft comprises a long shaft head, a short shaft head and a tubular intermediate shaft; the driving motor is a speed reducing motor and comprises a motor and a speed reducer; the decelerator has an output shaft; the motor support comprises a machine base support and a machine base plate; the rotary groove limiting device comprises an inductor bracket, an induction shaking plate, a liquid receiving inductor and a cake avoiding inductor, wherein the liquid receiving inductor and the cake avoiding inductor are respectively and adjustably arranged on the inductor bracket to form a rotary groove limiting main body; the interconnection relationship is: the double bearing boxes are respectively arranged at the corresponding positions of the tail seat supporting leg and the thrust plate supporting leg; the liquid receiving tank rotating shaft penetrates through rotating shaft holes at two ends of the open flow liquid receiving tank and is welded to form a liquid receiving tank with a shaft, the liquid receiving tank with the shaft is arranged in the double-bearing box, is positioned below open flow water nozzles at two sides of the open flow filter plate, and is provided with an upward normal opening; the motor support is arranged on the machine tailstock corresponding to the bearing box, the driving motor is arranged on the motor support, and the driving motor is connected with the PLC program control system in parallel; the long shaft head is connected with the output shaft of the speed reducer by a coupler; the rotary groove limiting main body is arranged at the corresponding position of the thrust plate supporting leg, the induction shaking plate is arranged at the short shaft head end of the rotary shaft of the liquid receiving groove corresponding to the liquid receiving sensor, and when the liquid receiving groove with the shaft rotates outwards by 30 ︒, the induction shaking plate corresponds to the cake avoiding sensor which is respectively communicated with the PLC program control system; the liquid receiving groove with the shaft can automatically rotate outwards for 30 degrees, and the cake unloading of the pulling plate is avoided so as to prevent part of filter cakes on two sides of the filter plate from being collapsed into the open flow liquid receiving groove.

2. The automatic turning and avoiding pull plate cake unloading type open flow liquid receiving tank device of the open flow filter press according to claim 1, wherein the device is characterized in that: the open flow liquid receiving tank is characterized in that the liquid receiving tank body is a U-shaped liquid receiving tank body, the upper edge of the liquid receiving tank body is provided with a notch inner hem, two ends of the liquid receiving tank body are provided with rotating shaft holes, the lower part of the left end of the liquid receiving tank body is provided with a liquid discharging pipe hole, the upper part of the liquid receiving tank body is welded with a transverse strut in the tank, and the length of the transverse strut is smaller than the distance between the front supporting leg and the rear supporting leg of the filter press; the liquid outlet short pipe is welded on the liquid outlet pipe hole of the liquid receiving tank main body to form an open flow liquid receiving tank.

3. The automatic turning and avoiding pull plate cake unloading type open flow liquid receiving tank device of the open flow filter press according to claim 1, wherein the device is characterized in that: the two sections of the long shaft head of the liquid receiving groove rotating shaft are respectively matched with the coupler and the bearing box; the long shaft head and the short shaft head are respectively welded at two ends of the tubular intermediate shaft to form a liquid receiving groove rotating shaft, and the length of the liquid receiving groove rotating shaft is equal to the distance between the front support leg and the rear support leg of the filter press.

4. The automatic turning and avoiding pull plate cake unloading type open flow liquid receiving tank device of the open flow filter press according to claim 1, wherein the device is characterized in that: the motor support is provided with a rectangular machine seat plate, and the right end of the motor support is provided with a speed reducer shaft hole and four mounting holes; the double-base support is welded at the left end of the base plate alternately to form a motor support.

5. The automatic turning and avoiding pull plate cake unloading type open flow liquid receiving tank device of the open flow filter press according to claim 1, wherein the device is characterized in that: the rotating groove limiting device is provided with an inductor bracket which is provided with a double-waist-shaped inductor mounting hole; the sensing shaking plate is a rocker arm type stainless steel sensing plate, and the lower end of the sensing shaking plate is provided with a mounting hole; the liquid receiving sensor and the cake avoiding sensor are both NBN12-18GM50-E2 type proximity sensing switches.