Filter device in front of coal ash grouting pump

Abstract

The utility model relates to the technical field of grouting pumps, and provides a fly ash grouting pump front filtering device which comprises a treatment bin, an inlet and a plurality of underframes, the inlet is arranged at the top of the treatment bin, the underframes are all fixed at the bottom of the treatment bin, an overturning filtering assembly is arranged in the treatment bin, and a collecting filtering assembly is arranged between the underframes. The driving motor is mounted on the side surface of the treatment bin, a partition plate is rotationally connected into the treatment bin and connected with the output end of the driving motor, filter covers are fixedly connected to the two surfaces of the partition plate, and a discharge cover is arranged on the outer surface of the treatment bin. By means of the technical scheme, the problems that in the prior art, before fly ash slurry enters a grouting pump, a filter device needs to be used for filtering impurities in the slurry of the grouting pump, a filter screen in the filter device is prone to being blocked by the impurities in the long-term use process, the passing amount of the fly ash slurry is reduced, and the service life of the grouting pump is prolonged are solved. And the use efficiency of the grouting pump is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to grouting pump technical field, specifically, relate to a fly ash grouting pump front filter device. BACKGROUND

[0002] The grouting pump adopts compressed oil liquid or compressed air as power source, utilizes the oil cylinder or air cylinder and grouting cylinder to have big acting area ratio, thereby can make the cylinder body produce higher injection pressure with smaller pressure, the pump structure is advanced, and the rated output pressure is high, the displacement is big, the efficiency is high, is convenient for moving, and the use maintenance is convenient, and the function is whole, that is, can inject single component slurry, also can inject double component slurry, can inject chemical slurry, also can inject cement and other slurry, each cylinder works synchronously, the mixing ratio can be adjusted, and the mixing is uniform, and can be used as emulsion pump, hydraulic pump etc.

[0003] The existing grouting pump can cause damage to the grouting pump when transmitting fly ash slurry, therefore, before the fly ash slurry enters the grouting pump, a filter device needs to be used to filter the impurities in the grouting pump slurry, but in the long-term use process, the filter screen inside the filter device is easy to be blocked by impurities, which reduces the fly ash slurry throughput and affects the use efficiency of the grouting pump.

[0004] Therefore, the above problems are improved. UTILITY MODEL CONTENTS

[0005] The utility model provides a fly ash grouting pump front filter device, solve the problem that in the related art in fly ash slurry enters the grouting pump before, need to use filter device to filter the impurities in the grouting pump slurry, but in the long-term use process, the filter screen inside the filter device is easy to be blocked by impurities, which reduces the fly ash slurry throughput and affects the use efficiency of the grouting pump.

[0006] The technical scheme of the utility model is as follows: including

[0007] The processing bin, the inlet and the plurality of chassis are provided, the inlet is arranged at the top of the processing bin, and the chassis is fixed to the bottom of the processing bin.

[0008] The turnover filter assembly is arranged inside the processing bin.

[0009] The flushing assembly is arranged at the bottom of the processing bin.

[0010] The collection filter assembly is arranged between the chassis.

[0011] The turnover filtering assembly comprises a driving motor, which is mounted on the side surface of the processing bin, a partition plate is rotationally connected in the processing bin, the partition plate is connected with the output end of the driving motor, filter covers are fixedly connected on both surfaces of the partition plate, and a discharge cover is arranged on the outer surface of the processing bin.

[0012] As a further technical scheme, the flushing assembly comprises an outer frame, which is fixed on the outer surface of the processing bin, a telescopic air cylinder is mounted on the outer frame, a pipeline is movably sleeved in the processing bin, and a plurality of flushing nozzles are arranged on the pipeline.

[0013] As a further technical scheme, the output end of the telescopic air cylinder is connected with the pipeline, a connecting pipe is arranged at one end of the pipeline, the flushing nozzles are located directly below the filter covers, a drain port is formed in the bottom of the processing bin, and the processing bin on both sides of the drain port is of an inclined structure surface.

[0014] As a further technical scheme, the collecting filtering assembly comprises a water tank, which is fixed between the bottom frames, is located directly below the drain port, is provided with a supporting layer on the inner surface, and is provided with a filter hopper on the supporting layer, and is connected with a separation pipe on one side.

[0015] As a further technical scheme, the filter cover is of a semicircular structure, and the upper end surface of the filter cover is in sealing and sliding fit with the inner wall of the processing bin.

[0016] As a further technical scheme, the partition plate is of a bent structure, and the bent part of the partition plate is located below the discharge cover.

[0017] As a further technical scheme, a sealing shaft is arranged at the rotation connection part between the partition plate and the processing bin.

[0018] As a further technical scheme, the pipeline is sealingly sleeved with the outer wall of the processing bin, and the pipeline can be telescopically moved in the processing bin.

[0019] As a further technical scheme, the flushing nozzles are of a dispersed nozzle structure.

[0020] The working principle and beneficial effects of the utility model are as follows:

[0021] 1、The turnover filtering assembly is arranged in the utility model, through the interaction of the driving motor, the partition plate, the filter cover and the discharge cover and the like, two semicircular filter covers can be switched in the processing bin, the filtering effect can be maintained, and the situation that the flow is reduced due to filter blockage can be effectively improved.

[0022] 2. The utility model discloses a set up flushes the component, through the pipeline, telescopic pneumatic cylinder and flushes the nozzle etc. The structure under the interaction of each other, through the pipeline of repeatedly moving cooperation flushes the nozzle and washes the filter cover, and the function of filter cover is recovered fast, does not need manpower to dismantle and cleans, has good processing effect. BRIEF DESCRIPTION OF DRAWINGS

[0023] The utility model will be further explained in detail below in combination with the drawings and specific embodiment.

[0024] Fig. 1 It is the structure schematic diagram of the utility model;

[0025] Fig. 2 It is the axonometric view of the utility model;

[0026] Fig. 3 It is the axonometric sectional view of the utility model;

[0027] Fig. 4 It is another perspective axonometric sectional view of the utility model;

[0028] In the drawing: 1, processing warehouse;2, entrance;3, underframe;4, overturning filter assembly;4-1, drive motor;4-2, partition plate;4-3, filter cover;4-4, discharge cover;5, flushes the component;5-1, outer frame;5-2, telescopic pneumatic cylinder;5-3, pipeline;5-4, flushes the nozzle;5-5, connecting pipe;5-6, drain;6, collection filter assembly;6-1, water tank;6-2, support layer;6-3, filter hopper;6-4, separation pipe;7, seal shaft. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are involved in the protection scope of the utility model.

[0030] As Figs. 1-4 The embodiment provides a fly ash grouting pump pre-filtering device, which comprises

[0031] The processing warehouse 1, the entrance 2 and the plurality of underframes 3, the entrance 2 is arranged at the top of the processing warehouse 1, and the underframe 3 is fixed at the bottom of the processing warehouse 1.

[0032] The overturning filter assembly 4 is arranged in the processing warehouse 1.

[0033] The flushes the component 5, and the flushes the component 5 is arranged at the bottom of the processing warehouse 1.

[0034] The collecting and filtering assembly 6 is arranged between the chassis 3;

[0035] The turnover filtering assembly 4 comprises a driving motor 4-1 arranged on the side surface of the processing bin 1, a partition plate 4-2 rotatably connected in the processing bin 1, the partition plate 4-2 being connected with the output end of the driving motor 4-1, and filtering covers 4-3 fixedly connected to the two surfaces of the partition plate 4-2, and a discharge cover 4-4 arranged on the outer surface of the processing bin 1.

[0036] In the embodiment, the turnover filtering assembly 4 is designed to maintain the smooth filtering state, the driving motor 4-1 is arranged on the outer side of the processing bin 1, the partition plate 4-2 is rotatably connected in the processing bin 1, the partition plate 4-2 is connected with the output end of the driving motor 4-1, the partition plate 4-2 is rotatable by the driving motor 4-1, the partition plate 4-2 is used to separate the inside of the processing bin 1, the two surfaces of the partition plate 4-2 are provided with the filtering covers 4-3, the filtering covers 4-3 are used to filter the entering materials, the outer side is provided with the discharge cover 4-4, and the filtered materials are discharged through the discharge cover 4-4.

[0037] Further, the flushing assembly 5 comprises an outer frame 5-1 fixed on the outer surface of the processing bin 1, a telescopic air cylinder 5-2 mounted on the outer frame 5-1, a pipeline 5-3 movably sleeved in the processing bin 1, a plurality of flushing nozzles 5-4 arranged on the pipeline 5-3, the output end of the telescopic air cylinder 5-2 being connected with the pipeline 5-3, one end of the pipeline 5-3 being provided with a connecting pipe 5-5, the flushing nozzles 5-4 being located directly below the filtering covers 4-3, a drain port 5-6 being formed in the bottom of the processing bin 1, and the processing bin 1 on both sides of the drain port 5-6 being of an inclined structure surface.

[0038] In the embodiment, the flushing assembly 5 is designed to realize the flushing and cleaning of the filtering covers 4-3, the outer frame 5-1 is arranged on the outer surface of the processing bin 1, the telescopic air cylinder 5-2 is mounted on the outer frame 5-1, the pipeline 5-3 is movably sleeved in the processing bin 1, the output end of the telescopic air cylinder 5-2 is connected with the pipeline 5-3, the pipeline 5-3 is telescopically pushed and pulled by the output end of the telescopic air cylinder 5-2, one end of the pipeline 5-3 is provided with the connecting pipe 5-5 for connecting a water supply device, a plurality of flushing nozzles 5-4 are arranged on the pipeline 5-3, the flushing nozzles 5-4 can flush the filtering covers 4-3, and the drain port 5-6 is formed in the bottom for discharging water and filtered materials.

[0039] Further, the collecting and filtering assembly 6 comprises a water tank 6-1 fixed between the chassis 3, the water tank 6-1 being located directly below the drain port 5-6, a support layer 6-2 arranged on the inner surface of the water tank 6-1, a filtering hopper 6-3 placed on the support layer 6-2, and a separation pipe 6-4 connected to one side of the water tank 6-1.

[0040] In this embodiment, in order to achieve the effect of collecting and separating the filtered material, a collection and filtration assembly 6 is designed. A water tank 6-1 is set between the base frame 3. A support layer 6-2 is set inside the water tank 6-1. A filter bucket 6-3 is placed on the support layer 6-2. There is a certain height between the bottom of the filter bucket 6-3 and the bottom of the water tank 6-1, which can collect the filtered material washed out. Water enters the water tank 6-1. A separation pipe 6-4 is set on one side, through which water can be discharged.

[0041] Furthermore, the filter cover 4-3 has a semi-circular structure, and the upper surface of the filter cover 4-3 is sealed and slidably fitted with the inner wall of the treatment chamber 1.

[0042] In this embodiment, the filter material is collected inside through a semi-circular structure, and the filter material can be concentrated at the bottom of the treatment chamber 1 by rotation.

[0043] Furthermore, the two ends of the partition plate 4-2 are bent transition structures, and the bent part of the partition plate 4-2 is located below the discharge hood 4-4.

[0044] In this embodiment, the bent structure facilitates the concentration of material at the discharge hood 4-4, and allows for complete discharge.

[0045] Furthermore, a sealing shaft 7 is provided at the rotatable connection between the partition plate 4-2 and the processing chamber 1.

[0046] In this embodiment, by installing a sealing shaft 7 at the connection of the partition plate 4-2, the sealing transmission effect can be improved during rotation, thus preventing leakage.

[0047] Furthermore, the pipe 5-3 is sealed to the outer wall of the treatment chamber 1, and the pipe 5-3 can extend and retract within the treatment chamber 1.

[0048] In this embodiment, a sealed connection is used to prevent leakage at the connection point during the repeated expansion and contraction of the pipe 5-3.

[0049] Furthermore, the flushing nozzles 5-4 adopt a dispersed nozzle structure.

[0050] In this embodiment, the dispersed nozzle structure allows for upward flushing in an umbrella shape, fully covering the filter cover 4-3 to ensure a good rinsing effect.

[0051] When filtration is required, the material flows into the processing chamber 1 through the inlet 2 at the top. The material is filtered through the filter cover 4-3, and the filtered material is discharged through the discharge cover 4-4. When there is too much filter material in the filter cover 4-3, the drive motor 4-1 is started to control the partition plate 4-2 to rotate, replacing the two filter covers 4-3. The filter material falls into the water tank 6-1 through the drain outlet 5-6, and the flushing nozzle 5-4 starts to flush the filter cover 4-3. During the flushing process, the telescopic cylinder 5-2 is started to repeatedly push and pull the pipe 5-3. The flushed filter material is collected in the filter hopper 6-3, and the separation pipe 6-4 drains the water. The filter material can be removed from the filter hopper 6-3 for cleaning.

[0052] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A fly ash grouting pump pre-filter device, characterized in that, include The processing chamber (1), the inlet (2) and several base frames (3) are provided. The inlet (2) is located on the top of the processing chamber (1) and the base frames (3) are all fixed to the bottom of the processing chamber (1). A flip filter assembly (4) is disposed inside the processing chamber (1); A rinsing assembly (5) is disposed at the bottom of the processing chamber (1); A collection and filtering assembly (6) is disposed between the base frames (3); The flip filter assembly (4) includes a drive motor (4-1), which is mounted on the side surface of the processing chamber (1). A partition plate (4-2) is rotatably connected inside the processing chamber (1). The partition plate (4-2) is connected to the output end of the drive motor (4-1). Filter covers (4-3) are fixedly connected to both surfaces of the partition plate (4-2). A discharge cover (4-4) is provided on the outer surface of the processing chamber (1).

2. The fly ash grouting pump pre-filter device according to claim 1, characterized in that, The rinsing assembly (5) includes an outer frame (5-1), which is fixed to the outer surface of the treatment chamber (1). A telescopic cylinder (5-2) is installed on the outer frame (5-1). A pipe (5-3) is movably connected to the treatment chamber (1), and a plurality of rinsing nozzles (5-4) are provided on the pipe (5-3).

3. The fly ash grouting pump pre-filter device according to claim 2, characterized in that, The output end of the telescopic cylinder (5-2) is connected to the pipe (5-3). One end of the pipe (5-3) is provided with a connecting pipe (5-5). The flushing nozzle (5-4) is located directly below the filter cover (4-3). The bottom of the treatment chamber (1) is provided with a drain outlet (5-6). The treatment chamber (1) on both sides of the drain outlet (5-6) is an inclined structural surface.

4. The fly ash grouting pump pre-filter device according to claim 3, characterized in that, The collection and filtration assembly (6) includes a water tank (6-1), which is fixed between the base frame (3). The water tank (6-1) is located directly below the drain outlet (5-6). A support layer (6-2) is provided on the inner surface of the water tank (6-1). A filter bucket (6-3) is placed on the support layer (6-2). A separation pipe (6-4) is connected to one side of the water tank (6-1).

5. The fly ash grouting pump pre-filter device according to claim 1, characterized in that, The filter cover (4-3) has a semi-circular structure, and the upper surface of the filter cover (4-3) is sealed and slidably fitted with the inner wall of the treatment chamber (1).

6. The fly ash grouting pump pre-filter device according to claim 1, characterized in that, The two ends of the partition plate (4-2) are bent transition structures, and the bent part of the partition plate (4-2) is located below the discharge hood (4-4).

7. The fly ash grouting pump pre-filter device according to claim 1, characterized in that, A sealing shaft (7) is provided at the rotatable connection between the partition plate (4-2) and the processing chamber (1).

8. The fly ash grouting pump pre-filter device according to claim 3, characterized in that, The pipe (5-3) is sealed and fitted to the outer wall of the processing chamber (1), and the pipe (5-3) can extend and retract within the processing chamber (1).

9. A fly ash grouting pump pre-filter device according to claim 2, characterized in that, The flushing nozzle (5-4) adopts a dispersed nozzle structure.

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