Crushing device for earth-rock engineering

By introducing unblocking and protective mechanisms into the crushing device, the problem of material blockage was solved, achieving efficient crushing and safe operation, and improving work efficiency.

CN223669276UActive Publication Date: 2025-12-16SHANXI FUXIN SOLID WASTE TREATMENT CO LTD
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Patent Information

Application Number
CN202423028125.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-09
Publication Date
2025-12-16
Estimated Expiration
2034-12-09

AI Technical Summary

Technical Problem

Existing crushing devices are prone to material blockage when the material filling speed is too fast, which can cause the crushing rollers to jam and require manual cleaning, seriously affecting work efficiency.

Method used

A crushing device including a dredging mechanism was designed. The connecting plate and movable rod are driven by a second motor, and the dredging frame rotates 270 degrees inside the machine body. Combined with the guide groove, it prevents material blockage, and the protective mechanism prevents small particles from splashing and material from clogging.

Benefits of technology

It effectively prevents material blockage, avoids equipment jamming, improves work efficiency, reduces the need for manual cleaning, and ensures operational safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the field of earth-rock engineering, and particularly relates to a crushing device for earth-rock engineering, which comprises a crusher, the crusher comprises a machine body, the top of the machine body is communicated with a material inlet, the front side of the machine body is fixedly connected with a first motor, and two sides of the bottom of an inner cavity of the machine body are respectively provided with a material outlet; the dredging mechanism is arranged, a second motor drives a connecting disc to rotate, a movable rod is driven to rotate through rotation of the connecting disc, a dredging frame is driven to rotate through rotation of the movable rod, and the dredging frame can rotate by 270 degrees in the machine body through guiding of a guiding groove in the rotating process; and the interior of the machine body can be dredged, and the problems that when the crushing device is used, if the material filling speed is too high, materials are blocked in a crushing device cavity, crushing rollers cannot crush the blocked materials, equipment is prone to being blocked, manual cleaning is needed, and the working efficiency is seriously affected are solved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to earthwork engineering field, concretely is a kind of crushing device for earthwork engineering. BACKGROUND

[0002] Earthwork engineering is one of main engineering in building engineering construction, in civil engineering, earthwork engineering mainly includes site grading, roadbed excavation, civil air defense engineering excavation, floor filling, roadbed filling and foundation pit backfilling etc., in earthwork engineering, usually need to crush large block material into smaller particles or powder to meet subsequent construction requirements, and the material after crushing treatment can improve processability and utilization rate of material, reduce construction difficulty and cost.

[0003] However, if the filling speed of material is too fast when the existing crushing device is used, the material will be blocked in the crushing device cavity, the crushing roller cannot crush the stuck material, which is easy to cause equipment jamming, manual cleaning is required, and work efficiency is seriously affected. UTILITY MODEL CONTENT

[0004] In order to make up for the deficiency of prior art, if the filling speed of material is too fast when the crushing device is used, the material will be blocked in the crushing device cavity, the crushing roller cannot crush the stuck material, which is easy to cause equipment jamming, manual cleaning is required, and work efficiency is seriously affected, the utility model provides a crushing device for earthwork engineering.

[0005] The utility model solves technical scheme that it adopts: a kind of crushing device for earthwork engineering, including crusher, the crusher includes machine body, the top of the machine body is connected with inlet, the front side of the machine body is fixedly connected with first motor, the bottom of the machine body cavity is equipped with discharge port on both sides, the both sides of the machine body cavity are fixedly connected with first drainage plate, the bottom of the machine body cavity is fixedly connected with second drainage plate, the output of the first motor is fixedly connected with first gear, the surface of the first gear is engagedly connected with second gear, the inner cavity of the second gear and first gear is fixedly connected with connecting shaft, the surface of the connecting shaft is fixedly connected with crushing roller, the back of the machine body is installed with dredging mechanism;

[0006] The dredging mechanism includes second motor and guide slot, the back of the machine body is fixedly connected with the front side of the second motor, the output of the second motor is fixedly connected with connecting disc, the back of the machine body is movably connected with the front side of the connecting disc, the inner cavity of the connecting disc is movably connected with movable rod, the front side of the movable rod is fixedly connected with dredging frame, the surface of the dredging frame is movably connected with the inner cavity of the machine body.

[0007] As preferred, the surface of the movable rod is fixedly connected with limit ring, the back of the connecting disc is movably connected with the front side of the limit ring.

[0008] As preferred, the front side of the dredging frame is fixedly connected with a connecting rod, the front side of the connecting rod is fixedly connected with a limiting disc, the back side of the limiting disc is movably connected with the front side of the machine body, the inner cavity of the limiting disc is movably connected with a limiting rod, both sides of the limiting rod are fixedly connected with a movable block, the inner cavity of the movable block is movably connected with a supporting rod, the top and bottom of the supporting rod are fixedly connected with a supporting plate, and the back side of the supporting plate is fixedly connected with the front side of the machine body.

[0009] As preferred, the guide grooves are arranged on the front side and the back side of the inner cavity of the machine body respectively, the inner cavities of the guide grooves are movably connected with the surfaces of the connecting rod and the movable rod respectively, and the inner cavities of the guide grooves are in arc shape.

[0010] As preferred, the inner cavity of the feeding port is provided with a protection mechanism, the protection mechanism comprises a fixed shaft, the surface of the fixed shaft is fixedly connected with the inner cavity of the feeding port, the surface of the fixed shaft is movably connected with a protection plate, and the surface of the protection plate is movably connected with the inner cavity of the feeding port.

[0011] As preferred, the top of the protection plate is movably connected with a baffle, and one side of the baffle is fixedly connected with the inner cavity of the feeding port.

[0012] As preferred, the top of the protection plate is fixedly connected with a second connecting plate, the top of the second connecting plate is fixedly connected with a spring, the top of the spring is fixedly connected with a first connecting plate, and the top of the first connecting plate is fixedly connected with the bottom of the baffle.

[0013] The utility model discloses the beneficial effect lies in:

[0014] The utility model discloses a dredging mechanism is set up, through the second motor drive connecting disc rotates, through the rotation of connecting disc drive movable rod rotates, through the rotation of movable rod drive dredging frame rotates, in the process of dredging frame rotation through the guidance of guide groove can rotate 270 degrees in the inside of machine body, can carry out dredging to the inside of machine body, solved the problem of the working efficiency of the serious influence of the manual cleaning, the equipment jam, the need manual cleaning, the serious influence of working efficiency of the problem of the material filling speed if too fast when the crushing device is used, will lead to material blockage in crushing device cavity, crushing roller can not crush the material that is stuck, is easy to cause equipment jam. ACCURACY

[0015] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the embodiment or prior art description needed to use the drawing briefly introduce, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not creating laboriously, can also obtain other drawings according to these drawings.

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a back view of the utility model machine body;

[0018] Figure 3 It is a structural schematic view of the utility model protection plate;

[0019] Figure 4 It is a sectional view of the utility model machine body;

[0020] Figure 5 It is a structural schematic view of the utility model broken roll;

[0021] Figure 6 It is a structural schematic view of the utility model dredging frame.

[0022] In the drawing: 1, crusher; 101, machine body; 102, inlet; 103, first motor; 104, discharge port; 105, first drainage plate; 106, broken roll; 107, second drainage plate; 108, connecting shaft; 109, first gear; 110, second gear; 2, dredging mechanism; 201, second motor; 202, guide groove; 203, connecting disc; 204, dredging frame; 205, support rod; 206, support plate; 207, limiting rod; 208, limiting disc; 209, movable block; 210, connecting rod; 211, limiting ring; 212, movable rod; 3, protection mechanism; 301, baffle; 302, first connecting plate; 303, protection plate; 304, fixed shaft; 305, second connecting plate; 306, spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the utility model.

[0024] The following will be combined with the drawings in the embodiments of the utility model, Figures 1-6 The application will be further described in detail,

[0025] The embodiments of the application disclose a broken device for earthwork engineering. Referring to Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 6The utility model provides a kind of earthwork and masonry engineering crushing device, including crusher 1, crusher 1 includes machine body 101, the top of machine body 101 is communicated with inlet 102, the front side of machine body 101 is fixedly connected with first motor 103, the bottom of the inner chamber of machine body 101 is equipped with discharge port 104 on both sides, the both sides of the inner chamber of machine body 101 are fixedly connected with first drainage plate 105, the bottom of the inner chamber of machine body 101 is fixedly connected with second drainage plate 107, the output of first motor 103 is fixedly connected with first gear 109, the surface of first gear 109 is engagedly connected with second gear 110, the inner chamber of second gear 110 and first gear 109 is fixedly connected with connecting shaft 108, the surface of connecting shaft 108 is fixedly connected with crushing roller 106, the back of machine body 101 is equipped with dredging mechanism 2.

[0026] Dredging mechanism 2 includes second motor 201 and guide groove 202, the front side of second motor 201 is fixedly connected with the back of machine body 101, the output of second motor 201 is fixedly connected with connecting disc 203, the front side of connecting disc 203 is movably connected with the back of machine body 101, the inner chamber of connecting disc 203 is movably connected with movable rod 212, the front side of movable rod 212 is fixedly connected with dredging frame 204, the surface of dredging frame 204 is movably connected with the inner chamber of machine body 101.

[0027] Referring to Figure 6 The surface of movable rod 212 is fixedly connected with limit ring 211, the front side of limit ring 211 is movably connected with the back of connecting disc 203, by the setting of limit ring 211, the back of movable rod 212 is limited, to prevent movable rod 212 from being separated during rotation in the inside of connecting disc 203, to further cause the position of dredging frame 204 to deviate.

[0028] Referring to Figure 6 The front side of dredging frame 204 is fixedly connected with connecting rod 210, the front side of connecting rod 210 is fixedly connected with limit disc 208, the back of limit disc 208 is movably connected with the front side of machine body 101, the inner chamber of limit disc 208 is movably connected with limit rod 207, the both sides of limit rod 207 are fixedly connected with movable block 209, the inner chamber of movable block 209 is movably connected with support rod 205, the top and bottom of support rod 205 are fixedly connected with support plate 206, the back of support plate 206 is fixedly connected with the front side of machine body 101, by the setting of limit disc 208, the front side of dredging frame 204 is supported, and by the setting of limit rod 207, the rotation of dredging frame 204 is limited, by the setting of support rod 205, the position of limit rod 207 is supported and guided, so that dredging frame 204 can keep horizontal during rotation, to further prevent that large block material is stuck in the inside of machine body 101 due to the arbitrary rotation of dredging frame 204.

[0029] Referring to Figure 4The guide grooves 202 are respectively arranged on the front side and the back side of the inner cavity of the machine body 101, the inner cavities of the guide grooves 202 are respectively movably connected with the surfaces of the connecting rod 210 and the movable rod 212, the inner cavities of the guide grooves 202 are in arc shape, the movement of the connecting rod 210 and the movable rod 212 is guided through the arrangement of the guide grooves 202, and thus the dredging frame 204 can stably rotate in the machine body 101.

[0030] With reference to Figure 2 And Figure 3 The inner cavity of the feeding port 102 is provided with a protection mechanism 3, the protection mechanism 3 comprises a fixed shaft 304, the surface of the fixed shaft 304 is fixedly connected with the inner cavity of the feeding port 102, the surface of the fixed shaft 304 movably connects with a protection plate 303, the surface of the protection plate 303 is movably connected with the inner cavity of the feeding port 102, the protection plate 303 is supported through the arrangement of the fixed shaft 304, so that the protection plate 303 can rotate in the feeding port 102, and thus the inner cavity of the feeding port 102 is blocked through the arrangement of the protection plate 303, so as to prevent small particles from splashing outside during the crushing process of the crushing roller 106, and causing personal injury to the external operators.

[0031] With reference to Figure 3 The top of the protection plate 303 movably connects with a baffle 301, one side of the baffle 301 is fixedly connected with the inner cavity of the feeding port 102, the material entering the inner cavity of the feeding port 102 is limited and drained through the arrangement of the baffle 301, so as to prevent the material from being blocked at the connecting position of the protection plate 303 and the fixed shaft 304, and make the material smoothly push away the protection plate 303 and enter the inner cavity of the machine body 101 for crushing.

[0032] With reference to Figure 3 The top of the protection plate 303 is fixedly connected with a second connecting plate 305, the top of the second connecting plate 305 is fixedly connected with a spring 306, the top of the spring 306 is fixedly connected with a first connecting plate 302, the top of the first connecting plate 302 is fixedly connected with the bottom of the baffle 301, the position of the protection plate 303 is positioned through the arrangement of the spring 306, so that the material can drive the protection plate 303 to rotate around the surface of the fixed shaft 304 after entering the inner cavity of the feeding port 102, so as to not affect the normal movement of the material, and when the top of the protection plate 303 no longer contacts the material, the spring 306 restores the deformation, so as to drive the protection plate 303 to reset.

[0033] Working principle: first, the need to be broken into the machine body 101 of the large material through the inlet 102 into the inside, before the material into, through the second motor 201 drive connecting disc 203 rotation, through the rotation of connecting disc 203 drive movable rod 212 rotation, through the rotation of movable rod 212 drive dredging frame 204 rotation, in the process of dredging frame 204 rotation through the guide groove 202 can be in the machine body 101 inside 270 degree rotation, and in the process of dredging frame 204 rotation will drive connecting rod 210 rotation, through the rotation of connecting rod 210 drive limit disc 208 rotation, in the limit disc 208 rotation in the surface of the limiting rod 207 movement, that is, through the limiting rod 207 on the limit disc 208 limiting, make dredging frame 204 in the guide groove 202 inside rotation can't self rotation, and limit disc 208 rotation will drive the limiting rod 207 movement, through the movement of limiting rod 207 will drive the movable block 209 in the surface of the support rod 205 movement, that is, in the case of not affecting the dredging frame 204 normal rotation, the dredging frame 204 limiting, make dredging frame 204 in the process of rotation can keep horizontal, to keep dredging the inside of the machine body 101, prevent because dredging frame 204 random rotation lead to material jam in the machine body 101 inside, the subsequent can be through the first motor 103 drive first gear 109 rotation, through the first gear 109 drive second gear 110 opposite rotation, through the rotation of first gear 109 and second gear 110 drive crushing roller 106 opposite rotation, to the material into the machine body 101 inside crushing, in the material through the inside of the inlet 102, will contact with the surface of the protection plate 303, and drive the protection plate 303 rotation, so as to prevent the protection plate 303 affect the normal movement of the material, after the material into, can be through the spring 306 recovery deformation drive protection plate 303 reset, to the inside of the inlet 102 blocking, prevent in the crushing process will have small particles splashing to the outside, to the outside operator cause personal injury, and through the setting of baffle 301, can guide the material into the inlet 102 inside, prevent material blockage in the protection plate 303 and fixed shaft 304 connection, make the material can enter the machine body 101 inside stably.

[0034] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited to the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A crushing device for earthwork, comprising a crusher (1), characterized in that: The crusher (1) includes a body (101), the top of the body (101) is communicated with a feeding port (102), the front side of the body (101) is fixedly connected with a first motor (103), the both sides of the bottom of the inner cavity of the body (101) are both provided with a discharging port (104), the both sides of the inner cavity of the body (101) are both fixedly connected with a first drainage plate (105), the bottom of the inner cavity of the body (101) is fixedly connected with a second drainage plate (107), the output end of the first motor (103) is fixedly connected with a first gear (109), the surface of the first gear (109) is meshedly connected with a second gear (110), the inner cavities of the second gear (110) and the first gear (109) are both fixedly connected with a connecting shaft (108), the surface of the connecting shaft (108) is fixedly connected with a crushing roller (106), and the back side of the body (101) is provided with a dredging mechanism (2). The dredging mechanism (2) includes a second motor (201) and a guide groove (202), the front side of the second motor (201) is fixedly connected with the back side of the body (101), the output end of the second motor (201) is fixedly connected with a connecting disc (203), the front side of the connecting disc (203) is movably connected with the back side of the body (101), the inner cavity of the connecting disc (203) is movably connected with a movable rod (212), the front side of the movable rod (212) is fixedly connected with a dredging frame (204), and the surface of the dredging frame (204) is movably connected with the inner cavity of the body (101).

2. The crushing device for earthwork according to claim 1, characterized in that: The surface of the movable rod (212) is fixedly connected with a limiting ring (211), and the front side of the limiting ring (211) is movably connected with the back side of the connecting disc (203).

3. The crushing device for earthwork according to claim 1, characterized in that: The front side of the dredging frame (204) is fixedly connected with a connecting rod (210), the front side of the connecting rod (210) is fixedly connected with a limiting disc (208), the back side of the limiting disc (208) is movably connected with the front side of the body (101), the inner cavity of the limiting disc (208) is movably connected with a limiting rod (207), the both sides of the limiting rod (207) are both fixedly connected with a movable block (209), the inner cavity of the movable block (209) is movably connected with a supporting rod (205), the top and bottom of the supporting rod (205) are both fixedly connected with a supporting plate (206), and the back side of the supporting plate (206) is fixedly connected with the front side of the body (101).

4. The crushing device for earthwork according to claim 1, characterized in that: The guide grooves (202) are arranged on the front side and the back side of the inner cavity of the body (101) respectively, the inner cavities of the guide grooves (202) are movably connected with the surfaces of the connecting rod (210) and the movable rod (212) respectively, and the inner cavities of the guide grooves (202) are in arc shapes.

5. The crushing device for earthwork according to claim 1, characterized in that: The inner cavity of the inlet (102) is provided with a protection mechanism (3), the protection mechanism (3) comprises a fixed shaft (304), the surface of the fixed shaft (304) is fixedly connected with the inner cavity of the inlet (102), the surface of the fixed shaft (304) is movably connected with a protection plate (303), and the surface of the protection plate (303) is movably connected with the inner cavity of the inlet (102).

6. The crushing device for earthwork according to claim 5, characterized in that: The top of the protection plate (303) is movably connected with a baffle (301), one side of the baffle (301) is fixedly connected with the inner cavity of the inlet (102).

7. The crushing device for earthwork according to claim 5, characterized in that: The top of the protection plate (303) is fixedly connected with a second connecting plate (305), the top of the second connecting plate (305) is fixedly connected with a spring (306), the top of the spring (306) is fixedly connected with a first connecting plate (302), and the top of the first connecting plate (302) is fixedly connected with the bottom of the baffle (301).