Roll crusher with linkage screening structure

By installing a grid-like screening structure and a lifting frame on the roller crusher, the problem of raw material jamming was solved, enabling pre-screening of raw materials and separate discharge of waste, thus improving the production efficiency and safety of the equipment.

CN223811106UActive Publication Date: 2026-01-20HUTUBI COUNTY XINGHUA MEILIAN CARBON PRODUCTS CO LTD
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Patent Information

Application Number
CN202520206363.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-07
Publication Date
2026-01-20
Estimated Expiration
2035-02-07

AI Technical Summary

Technical Problem

Existing roller crushers are prone to jamming when large raw materials are fed in, causing equipment blockage and affecting production efficiency. Furthermore, cleaning oversized raw materials requires stopping the machine, which poses a safety hazard.

Method used

A double-roll crusher with a linkage screening structure was designed. By setting a grid-like screening structure above the machine casing, the raw materials are pre-screened, oversized raw materials are screened out, and waste is discharged separately through the lifting frame, which avoids jamming and improves production efficiency.

Benefits of technology

It enables pre-screening of raw materials, avoids jamming, improves production efficiency, and simplifies the cleaning process of oversized raw materials through the design of the lifting frame, ensuring continuous operation of the equipment.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223811106U_ABST
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Abstract

The utility model relates to the technical field of carbon product crushing equipment, in particular to a roll crusher with a linkage screening structure, which is characterized in that three fixing frames are arranged above an upper port of a shell in a front-back arrangement manner, a plurality of screening grids are arranged between two fixing frames on the rear side, the front ends of the screening grids are fixedly arranged on the middle fixing frame, and the rear ends of the screening grids are fixedly arranged on the middle fixing frame. The rear end of the screening grating is fixedly arranged on the fixing frame on the rear side, the multiple feeding gratings are arranged between the two fixing frames on the front side, the front ends of the feeding gratings are fixedly arranged on the fixing frame on the front side, the rear ends of the feeding gratings are fixedly arranged on the fixing frame in the middle, and the feeding hopper is erected on the right sides of the feeding gratings. Through the arrangement of the grid-shaped barrel type screening structure, raw materials can be screened through rotation, oversized raw materials can be screened out and reserved, and screened waste materials can be independently discharged by lifting the barrel-shaped structure, so that it is guaranteed that all the raw materials entering the pulverizer are of the machinable size.
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Description

TECHNICAL FIELD

[0001] The utility model relates to carbon product crushing equipment technical field, specifically related to a pair of roll crusher with linkage screening structure. BACKGROUND

[0002] Carbon product is also called carbon fiber product, which has the strength not inferior to metal material product, and its density is small, and the quality is light, and is often used in equipment structural member needing limit lightening equipment weight; in the overall production and processing flow of carbon product, part process needs to crush raw materials, and the raw materials are usually crushed by using pair of roll crusher, the pair of roll crusher is mutually engaged through the symmetrically arranged toothed stick, so that the raw materials are crushed, and the pair of roll crusher has the advantages that the particle size after crushing is uniform, but the pair of roll crusher also has obvious defects, that is, when the raw materials with a certain volume are put in, the raw materials will be stuck above the equipment roll and cannot enter between the two rolls, so that the subsequent feeding is blocked, and if the oversized raw materials in the equipment cannot be discharged, the equipment needs to be powered off and stopped to ensure safety, which seriously affects the equipment productivity and slows down the production efficiency, for this, the present plan improves the crusher and designs linkage pre-screening and sorting structure. SUMMARY

[0003] The utility model discloses a pair of roll crusher with linkage screening structure, which sets up the cylindrical screening structure in the form of grid, can screen the raw materials by rotating, discharges the oversized raw materials, and lifts the cylindrical structure to discharge the screened waste materials, so as to ensure that the raw materials entering the crusher are of processable size.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] It contains the casing, the crushing roll, wherein the crushing roll is two and is symmetrically arranged in the inside of the casing, and the crushing roll is drivenly arranged with the external power unit, and it also contains:

[0006] The fixed frame is three and is arranged in front and back on the upper end of the casing;

[0007] The screening grid is a plurality and is arranged between the two fixed frames on the rear side, and the front end of the screening grid is fixedly arranged on the fixed frame in the middle, and the rear end of the screening grid is fixedly arranged on the fixed frame on the rear side;

[0008] The feeding grid is a plurality and is arranged between the two fixed frames on the front side, and the front end of the feeding grid is fixedly arranged on the fixed frame on the front side, and the rear end of the feeding grid is fixedly arranged on the fixed frame in the middle;

[0009] The upper hopper is arranged on the right side of the feeding grid.

[0010] Preferably, the upper side wall of the lifting frame is fixedly provided with a sealing sleeve, and the rear end of the sealing sleeve is open; the two front fixed frames are arranged in the sealing sleeve, and the two front fixed frames and the sealing sleeve are rotatably connected through bearings; and the front end of the screening grid is movably inserted into the rear end opening of the sealing sleeve.

[0011] Preferably, the upper side wall of the lifting frame is fixedly provided with a sealing sleeve, and the rear end of the sealing sleeve is open; the two front fixed frames are arranged in the sealing sleeve, and the two front fixed frames and the sealing sleeve are rotatably connected through bearings; and the front end of the screening grid is movably inserted into the rear end opening of the sealing sleeve.

[0012] Preferably, the front side wall of the sealing sleeve is fixedly provided with a motor seat, the motor seat is fixedly provided with a driving motor, the output shaft of the driving motor is rotatably connected to the front side plate of the sealing sleeve through a bearing, the front fixed frame is fixedly provided with a connecting frame, and the output shaft of the driving motor is rotatably connected to the connecting frame through a spline.

[0013] Preferably, the upper end of the shell is externally sleeved with a rack, the rear end of the lifting frame is rotatably arranged on the rear end of the rack through a rotating shaft, a hydraulic rod is rotatably arranged on the rack through a rotating shaft, and the output shaft of the hydraulic rod is rotatably arranged on the side wall of the lifting frame through a rotating shaft.

[0014] Preferably, the rear side of the support frame is fixedly provided with a connecting plate, the connecting plate is fixedly provided with an electric reel unit, the shaft end of the electric reel unit is fixedly provided with a cover plate, and the cover plate is arranged on the rear end of the support frame.

[0015] Preferably, the rack is fixedly provided with a mounting rack, the upper hopper is fixedly arranged on the mounting rack, the lower end of the upper hopper is externally sleeved with a wing plate, a guide hopper is integrally arranged on the side wall of the sealing sleeve, the end of the guide hopper is movably arranged on the wing plate, and the sealing sleeve is connected to the upper hopper through the guide hopper.

[0016] Compared with the prior art, the present application has the following advantages:

[0017] 1. The screening grid and the feeding grid are arranged on the upper side of the shell through the fixed frame, so that the raw materials are pre-screened, and the raw materials that do not meet the processing size are screened out.

[0018] 2. The lifting frame with the support frame and the sealing sleeve is used to install the fixed frame, so that the upper hopper is arranged on the side of the sealing sleeve, and the feeding of raw materials and the separate discharge of waste materials are realized. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the structure schematic diagram of the house of the utility model.

[0020] Figure 2 is Figure 1 the left rear side view.

[0021] Figure 3 is the structure schematic diagram of the casing and the frame in the utility model.

[0022] Figure 4 is the structure schematic diagram of the lifting frame, the screening grid and the sealing sleeve in the utility model.

[0023] Figure 5 is the structure schematic diagram of the fixing frame, the screening grid and the feeding grid in the utility model.

[0024] Figure 6 is the structure schematic diagram of the lifting frame, the supporting frame and the sealing sleeve in the utility model.

[0025] Mark explanation:

[0026] Casing 1, crushing roller 2, fixing frame 3, screening grid 4, feeding grid 5, upper hopper 6, lifting frame 7, supporting frame 8, sealing sleeve 9, motor base 10, driving motor 11, connecting frame 12, frame 13, hydraulic rod 14, connecting plate 15, electric reel unit 16, cover plate 17, mounting frame 18, wing plate 19, guide hopper 20. Specific implementation

[0027] The technical scheme in the utility model will be described clearly and completely in combination with the drawings, and the preferred embodiment in the description is only as an example, and all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0028] As Figures 1-6 shown, the specific implementation adopts the following technical scheme:

[0029] It contains casing 1 and crushing roller 2, wherein the crushing roller 2 is two and symmetrically arranged in the inside of the casing 1, the crushing roller 2 is transmissionally arranged with the external power unit, and it further contains:

[0030] Frame 13, the frame 13 is fixedly sleeved on the upper end of the casing 1 outside;

[0031] Lifting frame 7, the lifting frame 7 is placed above the frame 13, and the rear end of the lifting frame 7 is rotationally arranged on the rear end of the frame 13 through the rotating shaft;

[0032] Supporting frame 8, the supporting frame 8 is fixedly arranged on the upper side wall rear end of the lifting frame 7;

[0033] A hydraulic rod 14 is rotatably arranged on the side wall of the frame 13 through a rotating shaft, and the output shaft of the hydraulic rod 14 is rotatably arranged on the side wall of the lifting frame 7 through a rotating shaft;

[0034] A sealing sleeve 9 is fixedly arranged at the front end of the upper side wall of the lifting frame 7, and the rear end of the sealing sleeve 9 is open;

[0035] Three fixed frames 3 are arranged, wherein the last one is rotatably arranged in the inner part of the support frame 8 through a bearing, and the two front ones are rotatably arranged in the inner part of the sealing sleeve 9 through a bearing cover;

[0036] A plurality of screening grids 4 are arranged between the two rear fixed frames 3, and the front ends of the screening grids 4 are fixedly arranged on the middle fixed frame 3, and the rear ends of the screening grids 4 are fixedly arranged on the rear fixed frame 3;

[0037] A plurality of feeding grids 5 are arranged between the two front fixed frames 3, and the front ends of the feeding grids 5 are fixedly arranged on the front fixed frame 3, and the rear ends of the feeding grids 5 are fixedly arranged on the middle fixed frame 3;

[0038] A motor seat 10 is fixedly arranged on the front side wall of the sealing sleeve 9;

[0039] A driving motor 11 is fixedly arranged on the motor seat 10, and the output shaft of the driving motor 11 is rotatably arranged on the front end plate of the sealing sleeve 9 through a bearing;

[0040] A connecting frame 12 is fixedly arranged on the frontmost fixed frame 3, and the output shaft of the driving motor 11 is inserted on the connecting frame 12 through a spline;

[0041] A connecting plate 15 is fixedly arranged on the upper part of the rear end of the support frame 8;

[0042] An electric winding shaft unit 16 is fixedly arranged on the connecting plate 15;

[0043] A cover plate 17 is fixedly arranged on the output shaft of the electric winding shaft unit 16, and the cover plate 17 is arranged on the rear end of the support frame 8;

[0044] A mounting frame 18 is fixedly arranged on the front end of the side wall of the frame 13;

[0045] An upper hopper 6 is fixedly arranged on the mounting frame 18, and the upper hopper 6 is arranged on the right side of the sealing sleeve 9;

[0046] A guide hopper 20 is integrally formed on the side plate of the sealing sleeve 9;

[0047] A wing plate 19 is fixed on the lower end of the upper hopper 6, and the right end of the guide hopper 20 is movably arranged on the wing plate 19, and the sealing sleeve 9 is arranged through the upper hopper 6 through the guide hopper 20.

[0048] In use, the lifting frame 7 is placed on the rack 13, that is, the lifting frame 7 is placed above the upper end of the shell 1, the crushing roller 2 is started to rotate, the driving motor 11 is started, the driving motor 11 drives the frontmost fixed frame 3 to rotate through the connecting frame 12, so that the cylindrical overall structure composed of the fixed frame 3, the feeding grid 5 and the screening grid 4 rotates, the raw materials are fed into the upper hopper 6, the raw materials enter the guide hopper 20 through the upper hopper 6, and then the raw materials in the guide hopper 20 enter the sealing sleeve 9 through the gap between the feeding grid 5, and then enter the cylindrical structure surrounded by the screening grid 4 through the sealing sleeve 9, and then the raw materials between the screening grid 4 are turned over along with the rotation of the above-mentioned cylindrical overall structure, so that the raw materials with a particle size smaller than the gap width between the screening grid 4 fall into the upper end and are crushed by the crushing roller 2, and the raw materials with a large particle size are retained between the cylindrical structure surrounded by the screening grid 4, after the retained raw materials reach a certain amount, the addition of raw materials into the upper hopper 6 is stopped, the lifting frame 7 is pushed to rotate and stand up by the hydraulic rod 14, so that the front end of the lifting frame 7 is lifted to rotate, so that the above-mentioned cylindrical overall structure is erected, that is, the support frame 8 is located at the lowermost end, then the cover plate 17 covering the support frame 8 is opened by the electric reel unit 16, and at the same time, the cylindrical overall structure is continuously rotated by the driving motor 11, so that the retained raw materials with a large particle size are poured out, and the poured raw materials with a large particle size are discharged to the rear of the shell 1, and after the raw materials with a large particle size are emptied, the lifting frame 7 is placed flat, at this time, the guide hopper 20 on the sealing sleeve 9 is abutted on the wing plate 19 and is connected with the lower end of the upper hopper 6.

[0049] Compared with the prior art, the device has the following beneficial effects:

[0050] 1. The device is provided with the screening grid 4 in the form of a grid structure above the shell 1, so that the pre-screening processing is realized before the raw materials are fed into the crushing device, the raw materials with a large particle size are screened out, and the raw materials are prevented from being stuck between the crushing rollers 2;

[0051] 2. The device is provided with the fixed frame 3, the feeding grid 5 and the screening grid 4, and a part of the feeding grid 5 is arranged in the sealing sleeve 9, so that the raw materials are fed from the outside through the feeding grid 5 and then fed into the inside of the screening grid 4 in the form of a cylinder from the front part of the screening grid 4;

[0052] 3、The device installs the feed grating 5 and the screening grating 4 which are fixed as an integral cylindrical structure on the lifting frame 7 through the support frame 8 and the sealing sleeve 9, and sets the openable and closable cover plate 17 on the rear end of the support frame 8, so that the waste material is poured out by lifting the lifting frame 7 after the waste material is accumulated.

[0053] For those skilled in the art, the technical solutions described in the foregoing embodiments can be modified, and equivalent replacement of part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A pair of roller crushers with linkage screening structure, comprising a casing (1), a crushing roller (2), wherein the crushing roller (2) is two and is arranged symmetrically left and right inside the casing (1), and the crushing roller (2) is arranged in transmission with an external power unit; characterized in that, It also contains: The fixed frame (3) is three and arranged in front and back on the upper end of the shell (1); The screening grid (4) is several and arranged between the two fixed frames (3) on the rear side, and the front end of the screening grid (4) is fixedly arranged on the middle fixed frame (3), and the rear end of the screening grid (4) is fixedly arranged on the rear fixed frame (3); The feeding grid (5) is several and arranged between the two fixed frames (3) on the front side, and the front end of the feeding grid (5) is fixedly arranged on the front fixed frame (3), and the rear end of the feeding grid (5) is fixedly arranged on the middle fixed frame (3); The upper hopper (6) is arranged on the right side of the feeding grid (5).

2. A roll crusher with interlocking screening structure as claimed in claim 1 wherein: The upper side wall of the lifting frame (7) is fixedly provided with a support frame (8) at the rear end, the rear fixed frame (3) is arranged in the support frame (8), and the rear fixed frame (3) and the support frame (8) are rotatably connected by bearings.

3. A roll crusher with interlocking screening structure as claimed in claim 2 wherein: The front end of the upper side wall of the lifting frame (7) is fixedly provided with a sealing sleeve (9), and the rear end of the sealing sleeve (9) is open. The two front fixed frames (3) are arranged in the sealing sleeve (9), and the two front fixed frames (3) and the sealing sleeve (9) are rotatably connected by bearings. The front end of the screening grid (4) is movably inserted into the rear end of the sealing sleeve (9).

4. A roll crusher with interlocking screening structure as claimed in claim 3 wherein: The front side wall of the sealing sleeve (9) is fixedly provided with a motor seat (10), and the driving motor (11) is fixedly arranged on the motor seat (10). The output shaft of the driving motor (11) is rotatably connected to the front side plate of the sealing sleeve (9) through a bearing. The front fixed frame (3) is fixedly provided with a connecting frame (12). The output shaft of the driving motor (11) is rotatably connected to the connecting frame (12) through a spline.

5. A roll crusher with interlocking screening structure as claimed in claim 4 wherein: The upper end of the shell (1) is rotatably connected to the rear end of the lifting frame (7) through a rotating shaft. The hydraulic rod (14) is rotatably arranged on the rear end of the lifting frame (13) through a rotating shaft. The output shaft of the hydraulic rod (14) is rotatably arranged on the side wall of the lifting frame (7) through a rotating shaft.

6. A roll crusher with interlocking screening structure as claimed in claim 5 wherein: The rear side of the support frame (8) is fixedly provided with a connecting plate (15), and the electric reel unit (16) is fixedly arranged on the connecting plate (15). The shaft end of the electric reel unit (16) is fixedly provided with a cover plate (17), and the cover plate (17) is arranged on the rear end of the support frame (8).

7. A roll crusher with interlocking screening arrangement as claimed in claim 6 wherein: The mounting frame (18) is fixedly arranged on the lifting frame (13). The upper hopper (6) is fixedly arranged on the mounting frame (18). The lower end of the upper hopper (6) is rotatably connected to the wing plate (19). The side wall of the sealing sleeve (9) is integrally provided with a guide hopper (20). The port of the guide hopper (20) is movably arranged on the wing plate (19). The sealing sleeve (9) is connected to the upper hopper (6) through the guide hopper (20).