Filtering device of sand mill

Abstract

The utility model discloses a sand mill filtering device which comprises a sand mill body, a shell is arranged on the sand mill body, a feeding pipe is arranged on the left side of the upper end face of the shell in a penetrating mode, a discharging pipe is arranged on the right side of the lower end face of the shell in a penetrating mode, a filtering box is arranged on the right side of the discharging pipe, a filtering net is arranged in the filtering box, and a material guiding pipe is arranged on the top of the left end face of the filtering box in a penetrating mode. A sealing ring corresponding to the discharging pipe is arranged in the guiding pipe; a connecting pipe is arranged on the left side of the outer end face of the guiding pipe; a fixing ring is rotationally arranged on the discharging pipe; connecting rods are arranged at the right end of the fixing ring; locking blocks are arranged in the multiple grooves in a sliding mode, sliding grooves are formed in the positions, corresponding to the multiple locking blocks, of the connecting pipe, locking grooves are formed in the positions, corresponding to the multiple locking blocks, of the connecting pipe, the sliding grooves and the locking grooves are connected, and through the design of the connecting pipe and the mounting ring, rapid disassembly and assembly are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding machine discharging, and more specifically, to a sand mill filtering device. Background Art

[0002] With the continuous development of industrial level, sand mill is widely used as the main equipment for wet grinding of chemical liquid products. When the sand mill is in use, the ground product is directly discharged outward through the discharge pipe. There is a lack of suitable filtering device, and the product grinding effect is uneven. Therefore, it is necessary to add a filtering device at the discharge position. When the existing sand mill filtering device is in use, the filtering device is fixedly installed when it is used in conjunction with an external sand mill. The disassembly and assembly operation is more troublesome, and it is inconvenient to disassemble and repair it. There is a lack of suitable quick release mechanism, and when the device is in use, the quick release mechanism realizes the limit clamping of the connection, and the limit clamping stability needs to be improved. In addition, when the device is in use, a large amount of large-particle raw materials are easily accumulated on the upper surface, which needs to be cleaned regularly. The cleaning operation is more troublesome, and there is a lack of suitable quick cleaning and adjustment mechanism. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the problems existing in the prior art, the utility model provides a sand mill filter device to solve the technical problem that when the filter device mentioned in the background technology is used in conjunction with an external sand mill, the filter device is fixedly installed, the disassembly and assembly operation is relatively troublesome, and it is inconvenient to disassemble and repair it.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sand mill filter device, comprising a sand mill body, a shell is provided on the sand mill body, a feed pipe is penetrated through the left side of the upper end surface of the shell, a discharge pipe is penetrated through the right side of the lower end surface of the shell, a filter box is provided on the right side of the discharge pipe, a filter screen is provided inside the filter box, a guide pipe is penetrated through the top of the left end surface of the filter box, a discharge pipe is penetrated through the bottom of the right end surface of the filter box, a sealing ring is provided inside the guide pipe corresponding to the discharge pipe, a connecting pipe is provided on the left side of the outer end surface of the guide pipe, a fixing ring is rotatably provided on the discharge pipe, a connecting rod is provided at the right end of the fixing ring, and a plurality of mounting rings are provided at the right ends of the plurality of connecting rods, a groove is provided on the inner wall of the mounting ring, a plurality of grooves are provided in the circumferential direction of the groove, locking blocks are slidably provided inside the plurality of grooves, a sliding groove is provided on the connecting pipe corresponding to the plurality of locking blocks, a locking groove is provided on the connecting pipe corresponding to the plurality of locking blocks, and the sliding groove and the locking groove are connected.

[0007] The utility model is further configured such that guide rods are provided inside the plurality of grooves, and guide holes are opened on the plurality of locking blocks corresponding to the guide rods to guide the locking holes for sliding.

[0008] The utility model is further configured such that a first spring is provided on the inner wall of the inner end of each of the plurality of grooves, the first spring is connected to the locking block, and the first spring is sleeved on the outer side of the guide rod to facilitate automatic locking.

[0009] The utility model is further configured that a locking rod is penetrated through the fixing ring, and a locking hole is opened on the discharge pipe corresponding to the locking rod to lock the fixing ring.

[0010] The utility model is further configured such that a locking ring is provided at the outer end of the locking rod, and a second spring is connected between the locking ring and the fixing ring to facilitate quick locking and adjustment.

[0011] The utility model is further configured such that the filter screen is rotatably mounted inside the filter box, a drive shaft is provided on the filter screen, the drive shaft extends forward and penetrates the filter box, and a limit mechanism is provided on the drive shaft to facilitate regular flipping and cleaning.

[0012] The utility model is further configured as follows: the limiting mechanism includes a fixed seat, a limiting seat, a limiting rod and a third spring; the fixed seat is mounted on the front end of the driving shaft; the limiting seat is slidably mounted on the driving shaft; the limiting rod is mounted on the limiting seat; a limiting hole is provided on the front end surface of the filter box corresponding to the limiting rod; two limiting holes are symmetrically arranged; the third spring is mounted between the fixed seat and the limiting seat to limit the filter net.

[0013] The utility model is further configured that a clamping block is provided on the inner wall of the limit seat, and a clamping groove is provided on the driving shaft corresponding to the clamping block to guide the sliding of the limit seat.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a sand mill filter device, which has the following beneficial effects:

[0016] 1. Through the design of the connecting pipe and the mounting ring, the mounting ring cooperates with the fixing ring and the connecting rod and is rotatably installed on the discharge pipe. The locking block on the mounting ring cooperates with the slide groove on the connecting pipe. The locking block slides relative to the slide groove and slides to the end. The mounting ring drives the locking block to rotate, and the locking block rotates to the inside of the locking groove to lock the installation, which is convenient and quick to disassemble and assemble.

[0017] 2. Through the design of the locking rod, the locking rod is set on the fixed ring, and the locking rod and the locking hole cooperate to achieve limited locking of the fixed ring rotated to the appropriate position, ensuring the stability of the fixed ring and the locking state, and avoiding loosening caused by accidental touch by unrelated personnel.

[0018] 3. Through the design of the filter, the driving shaft drives the filter to rotate relative to the filter box. The fixed seat and the limit seat are matched through the third spring, and the limit rod and the limit hole are matched to limit the rotation state of the filter, which is convenient for regular cleaning of the upper side of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the preferred overall structure of a sand mill filter device;

[0020] Figure 2 This is a schematic diagram of a preferred discharge pipe structure of a sand mill filter device;

[0021] Figure 3 A schematic diagram of a preferred matching structure of a fixing ring and a mounting ring of a sand mill filter device;

[0022] Figure 4 A cross-sectional view of the internal structure of a preferred mounting ring of a sand mill filter device;

[0023] Figure 5 A cross-sectional view of the internal structure of a material guide pipe and a connecting pipe preferably used in a sand mill filter device;

[0024] Figure 6 The present invention is a cross-sectional view of the internal structure of a filter box preferably used for a sand mill filter device.

[0025] In the figure: 1. sand mill body; 2. shell; 3. feed pipe; 4. discharge pipe; 5. filter box; 6. filter screen; 7. guide pipe; 8. discharge pipe; 9. sealing ring; 10. connecting pipe; 11. fixing ring; 12. connecting rod; 13. mounting ring; 14. groove; 15. locking block; 16. slide groove; 17. locking groove; 18. guide rod; 19. guide hole; 20. first spring; 21. locking rod; 22. locking hole; 23. locking ring; 24. second spring; 25. drive shaft; 26. fixing seat; 27. limiting seat; 28. limiting rod; 29. ​​third spring; 30. limiting hole; 31. clamping block; 32. clamping groove. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0029] See also Figure 1-6 A sand mill filter device comprises a sand mill body 1, a shell 2 is arranged on the sand mill body 1, a feed pipe 3 is penetrated through the left side of the upper end face of the shell 2, a discharge pipe 4 is penetrated through the right side of the lower end face of the shell 2, a filter box 5 is arranged on the right side of the discharge pipe 4, a filter screen 6 is arranged inside the filter box 5, a guide pipe 7 is penetrated through the top of the left end face of the filter box 5, a discharge pipe 8 is penetrated through the bottom of the right end face of the filter box 5, a sealing ring 9 is arranged inside the guide pipe 7 corresponding to the discharge pipe 4, and a connecting pipe is arranged on the left side of the outer end face of the guide pipe 7 10. A fixing ring 11 is rotatably provided on the discharge pipe 4, a connecting rod 12 is provided on the right end of the fixing ring 11, a plurality of connecting rods 12 are provided with mounting rings 13 on the right ends, a groove 14 is provided on the inner wall of the mounting ring 13, a plurality of grooves 14 are provided in the circumferential direction, locking blocks 15 are slidably provided inside the plurality of grooves 14, a sliding groove 16 is provided on the connecting pipe 10 corresponding to the plurality of locking blocks 15, a locking groove 17 is provided on the connecting pipe 10 corresponding to the plurality of locking blocks 15, and the sliding groove 16 and the locking groove 17 are connected.

[0030] In this embodiment, the guide pipe 7 is installed corresponding to the discharge pipe 4, the sealing ring 9 seals the installation, the connecting pipe 10 is installed relative to the discharge pipe 4, the locking block 15 slides relative to the slide groove 16, slides to the end, and rotates the fixing ring 11. The fixing ring 11 drives the connecting rod 12 and the installation ring 13 to rotate as a whole, and the locking block 15 rotates relatively to the inside of the locking groove 17, which is convenient for quick disassembly and assembly.

[0031] See also Figure 4 As an implementation method of the locking block 15: a guide rod 18 is provided inside each of the multiple grooves 14, a guide hole 19 is opened on each of the multiple locking blocks 15 corresponding to the guide rod 18, a first spring 20 is provided on the inner wall of the inner end of each of the multiple grooves 14, the first spring 20 is connected to the locking block 15, and the first spring 20 is sleeved on the outside of the guide rod 18.

[0032] Specifically, the guide rod 18 and the guide hole 19 of the locking block 15 cooperate for guidance. When the locking block 15 is rotated to the position of the locking groove 17, the first spring 20 connects the locking block 15 and the groove 14. The first spring 20 pushes the locking block 15 and the locking groove 17 to cooperate and clamp, which is convenient and quick to lock.

[0033] See also Figure 2 and Figure 3 As an implementation method of the fixing ring 11: a locking rod 21 is penetrated through the fixing ring 11, a locking hole 22 is opened on the discharge pipe 4 corresponding to the locking rod 21, a locking ring 23 is provided at the outer end of the locking rod 21, and a second spring 24 is connected between the locking ring 23 and the fixing ring 11.

[0034] Specifically, before the fixing ring 11 rotates, the locking ring 23 is grasped, and the locking rod 21 is pulled outward, so that the second spring 24 is stretched to limit the rotation of the fixing ring 11.

[0035] See also Figure 6 As an implementation method of the filter screen 6: the filter screen 6 is rotatably installed inside the filter box 5, the filter screen 6 is provided with a driving shaft 25, the driving shaft 25 extends forward and penetrates the filter box 5, and a limiting mechanism is provided on the driving shaft 25, the limiting mechanism includes a fixed seat 26, a limiting seat 27, a limiting rod 28 and a third spring 29, the fixed seat 26 is installed at the front end of the driving shaft 25, the limiting seat 27 is slidably installed on the driving shaft 25, the limiting rod 28 is installed on the limiting seat 27, and a limiting hole 30 is provided on the front end surface of the filter box 5 corresponding to the limiting rod 28, and two limiting holes 30 are symmetrically arranged, and the third spring 29 is installed between the fixed seat 26 and the limiting seat 27, a card block 31 is provided on the inner wall of the limiting seat 27, and a card groove 32 is provided on the driving shaft 25 corresponding to the card block 31.

[0036] Specifically, grasp the limit seat 27, pull the limit seat 27 outward relative to the drive shaft 25, tighten the third spring 29, take the limit rod 28 out of the limit hole 30, cooperate with the clamping block 31 and the clamping groove 32 to guide the sliding of the limit seat 27, and the drive shaft 25 drives the internal filter screen 6 to rotate. After turning over one hundred and eighty degrees, release the limit seat 27, and the third spring 29 rebounds, driving the limit rod 28 to insert into the limit hole 30, so as to facilitate the internal cleaning operation.

[0037] In summary, the overall equipment is in use:

[0038] When in the installation state, the connecting tube 10 of the guide tube 7 is installed corresponding to the discharge tube 4, the sealing ring 9 seals the installation position, and the locking block 15 slides relative to the locking groove 17. After sliding to a suitable position, the fixing ring 11 is rotated, and the fixing ring 11 drives the connecting rod 12 and the installation ring 13 to rotate, driving the locking block 15 to rotate relative to the locking groove 17, and rotate to a suitable position. The guide rod 18 and the guide hole 19 cooperate, and the locking block 15 slides relative to the groove 14. The first spring 20 pushes the locking block 15, and the locking block 15 clamps the installation.

[0039] When the fixing ring 11 is in the adjustment state, after the fixing ring 11 is rotated to the appropriate position and the locking block 15 is locked, the second spring 24 retracts, driving the locking rod 21 to insert into the locking hole 22, thereby locking the rotation. When disassembly operation is required, the locking ring 23 is grasped, the second spring 24 is stretched, and the locking rod 21 is taken out from the locking hole 22, which is convenient for rotation adjustment.

[0040] When the filter 6 is in the flipping state, the limit seat 27 is grasped, the limit seat 27 slides relative to the drive shaft 25, the clamping block 31 and the clamping groove 32 cooperate to clamp, the limit rod 28 is pulled out from the limit hole 30, and the third spring 29 is pressed to flip the filter 6 as a whole. After the flipping is completed, the limit seat 27 is released, the third spring 29 rebounds, and drives the limit rod 28 on the limit seat 27 to be inserted into the limit hole 30, so that the flipping of the filter 6 is limited and locked.

[0041] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A sand mill filter device, comprising a sand mill body (1), a shell (2) being provided on the sand mill body (1), a feed pipe (3) being provided through the left side of the upper end surface of the shell (2), and a discharge pipe (4) being provided through the right side of the lower end surface of the shell (2), wherein: A filter box (5) is provided on the right side of the discharge pipe (4), a filter screen (6) is provided inside the filter box (5), a guide pipe (7) is provided through the top of the left end face of the filter box (5), a discharge pipe (8) is provided through the bottom of the right end face of the filter box (5), a sealing ring (9) is provided inside the guide pipe (7) corresponding to the discharge pipe (4), a connecting pipe (10) is provided on the left side of the outer end face of the guide pipe (7), a fixing ring (11) is rotatably provided on the discharge pipe (4), and a connecting rod (12) is provided at the right end of the fixing ring (11). A mounting ring (13) is provided at the right end of each of the plurality of connecting rods (12), a groove (14) is provided on the inner wall of each of the mounting rings (13), a plurality of grooves (14) are provided in the circumferential direction, a locking block (15) is slidably provided inside each of the plurality of grooves (14), a sliding groove (16) is provided on each of the plurality of locking blocks (15) on the connecting tube (10), a locking groove (17) is provided on each of the plurality of locking blocks (15) on the connecting tube (10), and the sliding groove (16) and the locking groove (17) are connected to each other.

2. A sand mill filter device according to claim 1, characterized in that: A plurality of the grooves (14) are each provided with a guide rod (18), and a plurality of the locking blocks (15) are each provided with a guide hole (19) corresponding to the guide rod (18).

3. A sand mill filter device according to claim 2, characterized in that: A first spring (20) is provided on the inner wall of the inner end of each of the plurality of grooves (14), the first spring (20) is connected to the locking block (15), and the first spring (20) is sleeved on the outer side of the guide rod (18).

4. A sand mill filter device according to claim 1, characterized in that: A locking rod (21) is provided through the fixing ring (11), and a locking hole (22) is provided on the discharge pipe (4) corresponding to the locking rod (21).

5. A sand mill filter device according to claim 4, characterized in that: A locking ring (23) is provided at the outer end of the locking rod (21), and a second spring (24) is connected between the locking ring (23) and the fixing ring (11).

6. A sand mill filter device according to claim 1, characterized in that: The filter screen (6) is rotatably mounted inside the filter box (5); a drive shaft (25) is provided on the filter screen (6); the drive shaft (25) extends forward and penetrates the filter box (5); a limiting mechanism is provided on the drive shaft (25).

7. A sand mill filter device according to claim 6, characterized in that: The limiting mechanism comprises a fixed seat (26), a limiting seat (27), a limiting rod (28) and a third spring (29); the fixed seat (26) is mounted on the front end of the driving shaft (25); the limiting seat (27) is slidably mounted on the driving shaft (25); the limiting rod (28) is mounted on the limiting seat (27); a limiting hole (30) is provided on the front end surface of the filter box (5) corresponding to the limiting rod (28); two limiting holes (30) are symmetrically arranged; and the third spring (29) is mounted between the fixed seat (26) and the limiting seat (27).

8. A sand mill filter device according to claim 7, characterized in that: A clamping block (31) is provided on the inner wall of the limiting seat (27), and a clamping groove (32) is provided on the driving shaft (25) corresponding to the clamping block (31).

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