Conveying device for unloading of plate-and-frame filter press

Abstract

The utility model discloses a conveying device for unloading of a plate-and-frame filter press, which is connected to the filter press, a blanking hopper is arranged below the filter press, the conveying device comprises a material receiving bin, a conveying assembly and a material pushing assembly, a material storage cavity and a discharging notch communicated with the material storage cavity are formed in the material receiving bin, the material storage cavity is communicated with the discharging end of the blanking hopper, and the material pushing assembly is arranged below the blanking hopper. The feeding end of the conveying assembly communicates with the discharging notch, the material pushing assembly is connected to the material receiving bin and arranged in the material storage cavity in a sliding mode, and the material pushing assembly can slide close to or away from the discharging notch. According to the utility model, the problem of low production efficiency caused by the fact that mud cakes are only temporarily stored in the mud storage tank and still need to be transferred by workers during unloading can be effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter press technical field, concretely relates to a kind of conveying device for discharging of plate-and-frame filter press. BACKGROUND

[0002] Plate-and-frame filter press is a kind of machinery for chemical dewatering, clean water obtained after mud slurry is pressed through plate-and-frame filter press is discharged into pool, and large mud cake is formed on filter plate after filtering mud slurry.

[0003] For example, the Chinese utility model patent with publication number CN210645288U, named plate-and-frame filter press, includes rack, a plurality of frame filter plates slidably connected with the rack, and compression mechanism for driving filter plate to slide on the rack;The rack includes rack main body, mud storage tank and liquid collection channel;The mud storage tank is arranged below the rack main body and covers the travel of filter plate, the liquid collection channel is formed on the rack main body, for connecting the liquid outlet of filter plate and liquid storage tank;The compression mechanism includes compression plate, thrust plate and driver;The driver is arranged on the rack main body and drivingly connected with the compression plate, two adjacent filter plates and the compression plate and adjacent filter plate are connected by a set of sliding limit pieces respectively.The device reduces labor consumption and shortens the downtime for cleaning equipment after completion.But mud cake is only temporarily stored in mud storage tank during discharging process, and workers still need to transport mud cake, so manual transportation is not only troublesome and laborious, but also reduces production efficiency.

[0004] Therefore, a conveying device for discharging of plate-and-frame filter press is needed to solve the problem of low production efficiency caused by the fact that mud cake is only temporarily stored in mud storage tank during discharging process in the prior art. INVENTION CONTENTS

[0005] The utility model aims to overcome the above technical deficiencies, and provides a conveying device for discharging of plate-and-frame filter press to solve the technical problem of low production efficiency caused by the fact that mud cake is only temporarily stored in mud storage tank during discharging process in the prior art.

[0006] To achieve the above technical purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a conveying device for discharging of plate-and-frame filter press, which is connected to the filter press, and the lower part of the filter press is provided with a discharge hopper, which comprises:

[0008] A receiving bin is formed with a storage cavity and a discharge gap communicating with the storage cavity, and the storage cavity communicates with the discharge end of the discharge hopper;

[0009] A conveying assembly is provided, and the feeding end of the conveying assembly communicates with the discharge gap;And

[0010] A pushing assembly is connected to the receiving bin and is slidingly arranged in the storage cavity, and the pushing assembly is capable of sliding towards or away from the discharging gap.

[0011] In some embodiments, a buffering assembly is further included, which comprises a buffering plate, the buffering plate is arranged obliquely at the discharging end of the lower hopper and forms a discharging gap together with the discharging end of the lower hopper, and the buffering plate is capable of being reset automatically after rotating away from the discharging end of the lower hopper.

[0012] In some embodiments, one side of the buffering plate is hinged to the discharging end of the lower hopper, and the buffering assembly further comprises a first elastic part, the first elastic part is connected to the buffering plate and the lower hopper, and is used to drive the buffering plate to reset automatically after rotating.

[0013] In some embodiments, the top of the conveying assembly is lower than the inner wall of the bottom of the storage cavity, the pushing assembly comprises a pushing plate, the pushing plate is arranged opposite to the discharging gap and is slidingly connected to the inner wall of the receiving bin.

[0014] In some embodiments, the pushing assembly further comprises a guide plate, the guide plate is arranged obliquely opposite to the top of the conveying assembly, one end of the guide plate is connected to the end of the discharging gap, and the other end of the guide plate is overlapped on the top of the conveying assembly.

[0015] In some embodiments, the pushing assembly further comprises at least one linear driving part, the linear driving part has a fixed end and an elongated end, the fixed end of the linear driving part is connected to the receiving bin, and the elongated end of the linear driving part is connected to the pushing plate, and is used to drive the pushing plate to slide relative to the discharging gap.

[0016] In some embodiments, the pushing assembly further comprises an elastic abutting part, one end of the elastic abutting part is connected to the pushing plate, and the other end of the elastic abutting part is movably abutted to the inner wall of the bottom of the receiving bin.

[0017] In some embodiments, the cross-sectional area of the elastic abutting part gradually decreases along the inner wall of the bottom of the receiving bin, and a circular arc abutting end is formed.

[0018] In some embodiments, the pushing assembly further comprises at least one second elastic part, the elastic abutting part is connected to the pushing plate through the second elastic part.

[0019] In some embodiments, the pushing plate is provided with at least one guide hole opposite to the elastic abutting part, the pushing assembly further comprises at least one guide rod, one end of the guide rod is connected to the elastic abutting part, and the other end of the guide rod is slidingly inserted into the guide hole, and the second elastic part is sleeved on the guide rod.

[0020] Compared with the prior art, the beneficial effects of the plate-and-frame filter press discharging conveying device provided by the utility model include that the conveying assembly is arranged on one side of the material receiving bin and is used for conveying materials in a specified direction, the material pushing assembly is slidingly connected to the material receiving bin and can slide close to or away from the discharging gap, and is used for pushing the materials to the conveying assembly and making the materials be conveyed by the conveying assembly. Compared with the prior art, the material receiving bin is arranged below the discharging hopper of the filter press, the material pushing assembly is arranged relative to the discharging gap, the cake is pushed to the conveying assembly by the material pushing assembly and is conveyed automatically, the cake falls in the material receiving bin through the discharging end of the discharging hopper, the impact force generated by the falling of the cake can be avoided from directly acting on the conveying assembly, the normal work of the conveying assembly can be protected, and the technical problem of low production efficiency caused by the fact that the cake is only temporarily stored in the cake storage groove during discharging and still needs to be carried by workers to be transported away can be solved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structure schematic view of a plate-and-frame filter press discharging conveying device provided by an embodiment of the utility model;

[0022] Figure 2 is a three-dimensional structure schematic view of the connection of the material receiving bin, the material pushing assembly and the conveying assembly provided by an embodiment of the utility model;

[0023] Figure 3 is a three-dimensional structure schematic view of the connection of the material receiving bin, the material pushing assembly and the conveying assembly provided by an embodiment of the utility model from another perspective;

[0024] Figure 4 is a sectional structure schematic view of the connection of the material receiving bin and the material pushing assembly provided by an embodiment of the utility model;

[0025] Figure 5 is an enlarged schematic view of the connection of the buffer assembly, the discharging hopper, the material receiving bin and the material pushing plate provided by an embodiment of the utility model.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] Discharging hopper 1; material receiving bin 2; discharging gap 21; conveying assembly 3; material pushing assembly 4; material pushing plate 41; material guiding plate 42; linear driving part 43; elastic abutting part 44; second elastic part 45; guide rod 46; buffer assembly 5; buffer plate 51; fixed seat 52; sliding block 53; hinged rod 54; first elastic part 55. DETAILED DESCRIPTION

[0028] In order to make the utility model's purpose, technical scheme and advantage more clearly, the following is in combination with the drawing and example, and the utility model is further explained in detail.It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0029] In order to solve the technical problem that the production efficiency is low due to the fact that the mud cake is only temporarily stored in the mud storage tank and still needs to be transported by workers when discharging, the utility model provides a conveying device for discharging of plate-and-frame filter press, which can realize that a receiving bin 2 is arranged below the discharge hopper 1 of the filter press, a pushing assembly 4 is arranged relative to the discharge gap 21, the mud cake is pushed to the conveying assembly 3 by the pushing assembly 4 and is automatically conveyed, and the mud cake falls in the receiving bin 2 through the discharge end of the discharge hopper, so that the impact force generated by the falling of the mud cake can be avoided from directly acting on the conveying assembly 3, and the normal work of the conveying assembly 3 can be protected.

[0030] Please refer to Figures 1 to 3 , Figure 1 It is a structural schematic view of the conveying device for discharging of plate-and-frame filter press in an embodiment of the utility model, the conveying device for discharging of plate-and-frame filter press is connected to the filter press, the lower portion of the filter press is provided with a discharge hopper 1, and the conveying device for discharging of plate-and-frame filter press comprises a receiving bin 2, a conveying assembly 3 and a pushing assembly 4, the receiving bin 2 is hollow and has an open top, the receiving bin 2 is formed with a storage cavity and a discharge gap 21 which is in communication with the storage cavity, the storage cavity is in communication with the discharge end of the discharge hopper, the feeding end of the conveying assembly 3 is in communication with the discharge gap 21, and the pushing assembly 4 is connected to the receiving bin 2 and is slidingly arranged in the storage cavity, and the pushing assembly 4 can slide close to or away from the discharge gap 21.

[0031] In the device, the conveying assembly 3 is arranged on one side of the receiving bin 2 and is used for conveying materials in a specified direction, the pushing assembly 4 is slidingly connected to the receiving bin 2 and can slide close to or away from the discharge gap 21, is used for pushing the materials to the conveying assembly 3, and makes the materials be conveyed by the conveying assembly 3.

[0032] Compared with the prior art, the receiving bin 2 is arranged below the discharge hopper 1 of the filter press, the pushing assembly 4 is arranged relative to the discharge gap 21, the mud cake is pushed to the conveying assembly 3 by the pushing assembly 4 and is automatically conveyed, the mud cake falls in the receiving bin 2 through the discharge end of the discharge hopper, the impact force generated by the falling of the mud cake can be avoided from directly acting on the conveying assembly 3, the normal work of the conveying assembly 3 can be protected, and the technical problem that the production efficiency is low due to the fact that the mud cake is only temporarily stored in the mud storage tank and still needs to be transported by workers when discharging in the prior art can be solved.

[0033] Further, the plate-and-frame filter press is a common and easily purchased equipment in the market, the material residue is transported into the plate-and-frame filter press, and the mud cake is formed after being extruded, and the mud cake is discharged through the discharge hopper. The working principle of the plate-and-frame filter press is a conventional setting known to those skilled in the art, and will not be described in detail here.

[0034] Further, the conveying assembly 3 is a common and easily purchased belt conveyor or conveying belt in the market, which can convey or transfer the material in a specified direction. This is a conventional setting known to those skilled in the art, and will not be described in detail here.

[0035] In this embodiment, as shown in Figure 1 , Figure 5 , the device further comprises a buffering assembly 5, which comprises a buffering plate 51. The buffering plate 51 is obliquely arranged at the discharge end of the discharge hopper 1, and forms a discharge gap together with the discharge end of the discharge hopper 1. The buffering plate 51 is automatically reset after being rotated away from the discharge end of the discharge hopper 1.

[0036] By arranging the buffering plate 51 at the discharge end of the discharge hopper 1, and using the automatic reset of the buffering plate 51 after being rotated, the impact force of the falling mud cake can be buffered, so as to avoid the deformation or damage of the receiving bin 2 caused by the excessive impact force.

[0037] In one of the embodiments, as shown in Figure 5 , a chute is formed on the side of the buffering plate 51 away from the discharge end of the discharge hopper 1. The buffering assembly 5 further comprises a fixing seat 52, a sliding block 53, a hinged rod 54, and a first elastic part 55. The fixing seat 52 is connected to the discharge end of the discharge hopper 1. One end of the buffering plate 51 is hinged to the fixing seat 52. One end of the sliding block 53 is slidingly embedded in the chute. One end of the hinged rod 54 is hinged to the fixing seat 52, and the other end is hinged to the other end of the sliding block 53. One end of the first elastic part 55 is connected to the inner wall of the chute, and the other end is connected to the sliding block 53, for driving the sliding block 53 to automatically reset after being slidingly guided along the chute.

[0038] By matching the sliding block 53 and the chute, and using the fixing seat 52, the sliding block 53, the hinged rod 54, and the first elastic part 55 to form a connecting rod hinged structure, the sliding block 53 can be slidingly reciprocated along the chute, so as to drive the buffering plate 51 to automatically reset after being rotated away from the discharge end of the discharge hopper 1.

[0039] Further, the first elastic part 55 is a common and easily purchased spring, elastic block, or elastic sheet in the market, which is a conventional setting known to those skilled in the art, and will not be described in detail here.

[0040] In this embodiment, as shown in Figures 2 to 4As shown, the pushing assembly 4 comprises a pushing plate 41, a guide plate 42, at least one linear driving part 43, an elastic abutting part 44, at least one second elastic part 45, and at least one guide rod 46.

[0041] The top of the conveying assembly 3 is lower than the bottom inner wall of the storage cavity, the pushing plate 41 is arranged opposite to the discharging gap 21 and is slidingly connected to the inner wall of the receiving bin 2.

[0042] By lowering the conveying plane of the conveying assembly 3 below the bottom inner wall of the storage cavity and using the guide plate 42 which can slide relative to the receiving bin 2, the material in the receiving bin 2 can be conveniently and efficiently pushed onto the conveying assembly 3.

[0043] In one embodiment, as shown in Figures 2 to 4 The guide plate 42 is arranged obliquely relative to the plane of the top of the conveying assembly 3, one end of the guide plate 42 is connected to the end of the discharging gap 21 and the other end overlaps the plane of the top of the conveying assembly 3.

[0044] By arranging the guide plate 42 to block the gap between the receiving bin 2 and the conveying assembly 3, the material spillage is effectively reduced, the transfer efficiency is improved, and the labor intensity of workers is reduced.

[0045] In one embodiment, as shown in Figures 2 to 4 The linear driving part 43 has a fixed end and an elongated end, the fixed end of the linear driving part 43 is connected to the receiving bin 2 and the elongated end is connected to the pushing plate 41, for driving the pushing plate 41 to slide relative to the discharging gap 21.

[0046] The elongation or shortening of the elongated end relative to the fixed end of the linear driving part can drive the pushing plate 41 to slide relative to the receiving bin 2.

[0047] Further, the linear driving part is a common and easily purchased push rod motor, hydraulic cylinder or pneumatic cylinder on the market, which is a conventional arrangement known to those skilled in the art and will not be described in more detail.

[0048] In one embodiment, as shown in Figure 4 One end of the elastic abutting part 44 is connected to the pushing plate 41 and the other end is movably abutted to the bottom inner wall of the receiving bin 2.

[0049] The elastic abutting part 44 is arranged between the pushing plate 41 and the bottom inner wall of the receiving bin 2 and can abut the bottom inner wall of the receiving bin 2, for scraping the material in the receiving bin 2 and avoiding the mud cake adhering to the inner wall of the receiving bin 2.

[0050] Furthermore, the elastic contact part 44 is made of rubber material that is common and readily available in the market, which is a conventional setting known to those skilled in the art, and will not be described in detail further.

[0051] In one embodiment, such as Figure 4 As shown, the cross-sectional area of ​​the elastic contact part 44 gradually decreases along the bottom inner wall near the receiving bin 2, and forms an arc-shaped contact end.

[0052] The elastic contact part 44 is formed with an arc-shaped contact end, which can ensure smooth sliding between the elastic contact part 44 and the bottom inner wall of the receiving bin 2.

[0053] In one embodiment, such as Figure 4 As shown, the elastic abutment part 44 also includes a connecting end, and a second elastic part 45 is disposed between the connecting end and the pusher plate 41. One end of the second elastic part 45 is connected to the pusher plate 41 and the other end is connected to the connecting end.

[0054] The elastic restoring force generated by the second elastic part 45 can drive the elastic abutment part 44 to always move against the bottom inner wall of the receiving bin 2.

[0055] Furthermore, the second elastic part 45 here is a spring, elastic block and spring sheet that are common and easy to purchase on the market. It is a conventional setting known to those skilled in the art, and will not be described in detail here.

[0056] In one embodiment, such as Figure 4 As shown, the pusher plate 41 has at least one guide hole relative to the elastic abutment part 44, one end of the guide rod 46 is connected to the elastic abutment part 44, the other end is slidably inserted into the guide hole, and the second elastic part 45 is sleeved on the guide rod 46.

[0057] The guide rod 46 and the guide hole cooperate to guide the sliding of the elastic abutment part 44 relative to the pusher plate 41, ensuring smooth operation of the device and improving the stability of the device.

[0058] To better understand this utility model, the following is combined with... Figures 1 to 5 The technical solution of this utility model is described in detail below:

[0059] The conveying assembly 3 is arranged at one side of the receiving bin 2 and is used to convey the material along a specified direction, the pushing assembly 4 is slidingly connected to the receiving bin 2 and can slide close to or away from the discharging gap 21, and is used to push the material to the conveying assembly 3 and make the material be conveyed by the conveying assembly 3.

[0060] The specific working process of the utility model is that the slurry after being extruded by the plate-and-frame filter press forms a cake and is discharged from the discharging end of the discharging hopper, first collides with the buffer plate 51 and pushes the buffer plate 51 to rotate relative to the fixed seat 52, after rotating, the first elastic part 55 can drive the buffer plate 51 to automatically reset, then the cake is sequentially dropped into the receiving bin 2 until the cake is completely temporarily stored in the receiving bin 2, then the linear driving part 43 is started, the elongated end of the linear driving part 43 reciprocally drives the pushing plate 41 to slide close to or away from the discharging gap 21 and pushes the cake into the belt conveyor, finally the belt conveyor conveys the material along a specified direction, and the automatic and intelligent unloading is realized.

[0061] The device can solve the technical problem of low production efficiency in the prior art that the cake is only temporarily stored in the mud storage groove during unloading and still needs to be carried by workers to be transferred away.

[0062] The specific implementation mode of the utility model described above does not constitute a limitation on the protection scope of the utility model. Any various other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A conveyer device for unloading of a plate-and-frame filter press, which is connected to the filter press, the filter press being provided with a lower hopper below it, characterized in that The application relates to a material receiving bin, which comprises a material storage cavity and a material outlet gap connected with the material storage cavity; a conveying assembly, the feeding end of which is connected with the material outlet gap; and a material pushing assembly connected with the material receiving bin and slidingly arranged in the material storage cavity, which can slide towards or away from the material outlet gap. The application further comprises a buffer assembly, which comprises a buffer plate, the buffer plate being arranged obliquely at the material outlet end of the material hopper and being combined with the material outlet end of the material hopper to form a material outlet gap, and the buffer plate being capable of being automatically reset after being rotated away from the material outlet end of the material hopper. One side of the buffer plate is hinged to the material outlet end of the material hopper, and the buffer assembly further comprises a first elastic part connected with the buffer plate and the material hopper, which is used for driving the buffer plate to be automatically reset after being rotated. The top of the conveying assembly is lower than the bottom inner wall of the material storage cavity, the material pushing assembly comprises a pushing plate, the pushing plate being arranged relative to the material outlet gap and being slidingly connected with the inner wall of the material receiving bin.

2. The plate-and-frame filter press discharge conveying device according to claim 1, characterized in that The material pushing assembly further comprises a guide plate, the guide plate being arranged obliquely relative to the top of the conveying assembly, one end of the guide plate being connected with the end of the material outlet gap and the other end of the guide plate being overlapped on the top of the conveying assembly.

3. The plate-and-frame filter press discharge conveying device according to claim 2, characterized in that The material pushing assembly further comprises at least one linear driving part, the linear driving part having a fixed end and an elongated end, the fixed end of the linear driving part being connected with the material receiving bin and the elongated end of the linear driving part being connected with the pushing plate, which is used for driving the pushing plate to slide relative to the material outlet gap.

4. The plate-and-frame filter press discharge conveying device according to claim 2, characterized in that The material pushing assembly further comprises an elastic abutting part, one end of the elastic abutting part being connected with the pushing plate and the other end of the elastic abutting part being movably abutted against the bottom inner wall of the material receiving bin.

5. The plate-and-frame filter press discharge conveying device according to claim 4, characterized in that The cross-sectional area of the elastic abutting part gradually decreases along the bottom inner wall of the material receiving bin and is formed with a circular arc abutting end.

6. The plate-and-frame filter press discharge conveying apparatus according to claim 5, characterized in that, The material pushing assembly further comprises at least one second elastic part, the elastic abutting part being connected with the pushing plate through the second elastic part.

7. The plate-and-frame filter press discharge conveying apparatus according to claim 4, characterized by The pushing plate is provided with at least one guide hole relative to the elastic abutting part, the material pushing assembly further comprises at least one guide rod, one end of the guide rod being connected with the elastic abutting part and the other end of the guide rod being slidingly inserted into the guide hole, and the second elastic part is sleeved on the guide rod.

8. The plate-and-frame filter press discharge conveying apparatus according to claim 7, characterized in that, ​ 9. The plate-and-frame filter press discharge conveying apparatus according to claim 8, characterized in that, ​ 10. The plate-and-frame filter press discharge conveying apparatus according to claim 9, characterized in that, ​

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