Impact crusher

Abstract

The utility model relates to the technical field of crushing equipment, and discloses an impact crusher which comprises a main body device, a screening device is arranged in the main body device, the main body device comprises a base, the upper end of the base is fixedly connected with a rack, and a plate hammer is arranged in the middle of the rack. According to the impact crusher, the shell is arranged to be hinged to the base, the crusher can be opened to replace internal parts, the frame and the rack are overlapped, a connecting plate is inserted into the frame and extends into the rack, the frame and the rack are limited, then an inserting rod is inserted into the connecting plate, the connecting plate is positioned, and the frame and the rack are further fixed; and the screw rod is in threaded connection with the frame, the inserting rod is positioned, the lining plate is connected with the shell through the connecting rod and the nut, and the lining plate is supported by arranging the baffle, so that the effects of being convenient to disassemble, assemble and overhaul, enhancing the connection firmness of the equipment and improving the safety of the equipment are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing equipment, in particular to an impact crusher. Background Art

[0002] Compared with the existing crushing equipment using extrusion, the impact crusher uses physical impact energy to crush materials and can produce materials with uniform particle size. It has low energy consumption and is widely used in crushing material production lines in industries such as building materials, cement, chemicals, and mining.

[0003] According to the impact crusher disclosed in Chinese patent publication number CN 207722872 U, the components are simply connected, which is convenient for installation and process layout, and the impact crusher frame is fixed to the upper part of the base through a connecting piece, which can be easily opened to replace parts. However, in actual operation, the crushing force of the crusher is large, which produces a large impact force on the equipment, which can easily cause the connection parts to be separated, affecting the crushing efficiency, and the equipment collapses and easily causes the broken stones to fly out, causing safety hazards to users.

[0004] To this end, we proposed an impact crusher to solve the problems of weak connection strength, low service life and potential safety hazards in the above-mentioned device. Utility Model Content

[0005] The utility model aims to provide an impact crusher to solve the problems of weak connection strength, short service life and potential safety hazards in the above-mentioned device proposed in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an impact crusher, comprising a main body device, wherein a screening device is provided inside the main body device;

[0007] The main device includes a base, the upper end of the base is fixedly connected to a frame, the middle part of the frame is provided with a plate hammer, the right end of the base is hinged with a shell, the left end of the shell is fixedly connected with a frame, both ends of the frame are clamped with connecting plates, the middle part of the connecting plate is provided with a plug-in rod, the upper end of the plug-in rod is fixedly connected with a screw, the surface of the shell is provided with a plurality of connecting rods, the outer surface of the connecting rod is threadedly connected with a nut, one end of the connecting rod is fixedly connected with a lining plate, and the inner side walls at both ends of the shell are fixedly connected with baffles near the lining plate;

[0008] The screening device includes a motor, a rotating shaft is fixedly connected to the rear end of the motor, a screen is fixedly connected to the left end of the rotating shaft, an extension plate is fixedly connected to the other end of the rotating shaft, a collecting box is provided at the lower end of the extension plate, a protrusion is fixedly connected to the bottom of the right end of the collecting box, a bolt is threadedly connected to the middle part of the protrusion, and a vibrating block is fixedly connected to the left end of the screen.

[0009] Preferably, the frame covers the right end of the frame and fits the frame, and the connecting plate passes through the frame and extends to the inside of the frame.

[0010] Preferably, the insertion rod passes through the frame and the connecting plate, and the screw rod is threadedly connected to the upper end of the frame.

[0011] Preferably, the nut is located outside the shell, and the baffle is tightly fitted with the liner.

[0012] Preferably, a striking piece is fixedly connected to the outer surface of the plate hammer, and a protrusion is provided on the outer surface of the striking piece.

[0013] Preferably, the motor is fixedly connected to the base, and the rotating shaft is rotatably connected to the base.

[0014] Preferably, the collecting box is located at the right end of the base, and the bolt is threadedly connected to the base.

[0015] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0016] First, the utility model can open the crusher to replace internal parts by setting a hinge between the shell and the base. The frame overlaps the frame, the connecting plate is inserted into the frame and extends into the frame, the frame and the frame are limited, and then the insertion rod is inserted into the connecting plate to position the connecting plate, and the frame and the frame are further fixed, thereby achieving the effect of strengthening the connection firmness. The screw is threadedly connected to the frame to position the insertion rod, the liner is connected to the shell through the connecting rod and the nut, and the liner is supported by setting a baffle, thereby achieving the effect of facilitating disassembly and maintenance, strengthening the connection firmness of the equipment, and improving the safety of the equipment.

[0017] Second, the utility model screens the crushed materials through the screen, and the completely crushed materials are accumulated on the screen. By starting the motor, the motor drives the screen and the extension plate to rotate, so that the materials are guided into the collection box through the extension plate. The collection box is fixed to the base through bolts and protrusions, and can also be easily disassembled. The vibration block drives the screen to vibrate, thereby accelerating the efficiency of screening materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a side cross-sectional schematic diagram of the structural frame of the utility model;

[0020] Figure 3 It is a schematic cross-sectional view of the structural shell of the utility model;

[0021] Figure 4 It is a schematic cross-sectional view of the structural base of the utility model.

[0022] Among them: 1. main device; 101. base; 102. frame; 103. hammer; 104. shell; 105. frame; 106. connecting plate; 107. plug rod; 108. screw; 109. connecting rod; 110. nut; 111. lining plate; 112. baffle; 113. knocking piece; 2. screening device; 201. motor; 202. rotating shaft; 203. screen; 204. extension plate; 205. collecting box; 206. bump; 207. bolt; 208. vibration block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model provides the following technical solutions:

[0025] Embodiment 1

[0026] See also Figure 1-3 , an impact crusher, comprising a main device 1, wherein a screening device 2 is provided inside the main device 1;

[0027] The main device 1 includes a base 101, the upper end of the base 101 is fixedly connected to a frame 102, the middle of the frame 102 is provided with a hammer 103, the right end of the base 101 is hinged with a shell 104, the left end of the shell 104 is fixedly connected to a frame 105, both ends of the frame 105 are clamped with connecting plates 106, the middle of the connecting plate 106 is provided with an inserted rod 107, the upper end of the inserted rod 107 is fixedly connected to a screw 108, a plurality of connecting rods 109 are provided on the surface of the shell 104, the outer surface of the connecting rod 109 is threadedly connected with a nut 110, one end of the connecting rod 109 is fixedly connected to a lining plate 111, and baffles 112 are fixedly connected to the inner walls of the two ends of the shell 104 near the lining plate 111.

[0028] The frame 105 covers the right end of the frame 102 and fits closely with the frame 102 . The connecting plate 106 penetrates the frame 105 and extends to the inside of the frame 102 .

[0029] The insertion rod 107 passes through the frame 105 and the connecting plate 106 , and the screw rod 108 is threadedly connected to the upper end of the frame 105 .

[0030] The nut 110 is located outside the housing 104 , and the baffle 112 and the liner 111 are tightly fitted.

[0031] A striking piece 113 is fixedly connected to the outer surface of the plate hammer 103 , and a protrusion is provided on the outer surface of the striking piece 113 .

[0032] Through the above technical scheme, by setting the shell 104 and the base 101 to be hinged, the crusher can be opened to replace the internal parts, and the frame 105 overlaps with the frame 102, the connecting plate 106 is inserted into the frame 105 and extends into the frame 102, the frame 105 and the frame 102 are limited, and then the plug rod 107 is inserted into the connecting plate 106 to position the connecting plate 106, and the frame 105 and the frame 102 are further fixed, so as to achieve the effect of strengthening the connection firmness, the screw 108 is threadedly connected to the frame 105, the plug rod 107 is positioned, the lining plate 111 is connected to the shell 104 through the connecting rod 109 and the nut 110, and the lining plate 111 is supported by setting the baffle 112, so as to achieve the effect of facilitating disassembly and maintenance, strengthening the connection firmness of the equipment, and improving the safety of the equipment.

[0033] The frame 105 covers the left end of the frame 102 and can be connected to the plate 106 for limiting the position so that the frame 102 is connected to the shell 104 . The screw 108 is threadedly connected to the frame 105 to position the insertion rod 107 .

[0034] The insertion rod 107 passes through the frame 105 and the connecting plate 106, thereby limiting the connecting plate 106. The baffle 112 supports the lining plate 111, thereby enhancing the anti-seismic force when the hammer 103 strikes during crushing, thereby extending the service life of the equipment.

[0035] By adding a striking piece 113 to the surface of the plate hammer 103, the plate hammer 103 is protected and can be removed separately when the striking piece 113 is damaged, which reduces the difficulty of maintenance and facilitates replacement. A protrusion is set on the surface of the striking piece 113 to improve the crushing efficiency.

[0036] Embodiment 2

[0037] See also Figure 1 , Figure 4, and on the basis of Example 1, it is further obtained that: the screening device 2 includes a motor 201, the rear end of the motor 201 is fixedly connected to a rotating shaft 202, the left end of the rotating shaft 202 is fixedly connected to a screen 203, the other end of the rotating shaft 202 is fixedly connected to an extension plate 204, the lower end of the extension plate 204 is provided with a collecting box 205, the right end bottom of the collecting box 205 is fixedly connected to a protrusion 206, the middle part of the protrusion 206 is threadedly connected to a bolt 207, and the left end of the screen 203 is fixedly connected to a vibration block 208.

[0038] The motor 201 is fixedly connected to the base 101 , and the rotating shaft 202 is rotatably connected to the base 101 .

[0039] The collection box 205 is located at the right end of the base 101 , and the bolt 207 is threadedly connected to the base 101 .

[0040] Through the above technical solution, the crushed material is screened through the screen 203, and the completely crushed material is accumulated on the screen 203. By starting the motor 201, the motor 201 drives the screen 203 and the extension plate 204 to rotate, so that the material is guided into the collection box 205 through the extension plate 204. The collection box 205 is fixed to the base 101 by the bolts 207 and the protrusions 206, and can also be easily disassembled. The vibration block 208 drives the screen 203 to vibrate, thereby accelerating the efficiency of screening materials.

[0041] The base 101 supports the motor 201 and limits the rotation shaft 202 .

[0042] The collecting box 205 is used to collect the incompletely crushed materials to facilitate secondary crushing.

[0043] Although specific embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these specific embodiments without departing from the principles and spirit thereof, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An impact crusher, comprising a main device (1), characterized in that: A screening device (2) is provided inside the main device (1); The main device (1) comprises a base (101), the upper end of the base (101) is fixedly connected to a frame (102), a plate hammer (103) is provided in the middle of the frame (102), a shell (104) is hingedly connected to the right end of the base (101), a frame (105) is fixedly connected to the left end of the shell (104), connecting plates (106) are clamped at both ends of the frame (105), and a plate hammer (103) is provided in the middle of the connecting plate (106). A plug rod (107) is inserted, the upper end of the plug rod (107) is fixedly connected to a screw rod (108), a plurality of connecting rods (109) are provided on the surface of the shell (104), a nut (110) is threadedly connected to the outer surface of the connecting rod (109), one end of the connecting rod (109) is fixedly connected to a lining plate (111), and baffles (112) are fixedly connected to the inner side walls of both ends of the shell (104) near the lining plate (111); The screening device (2) comprises a motor (201), the rear end of the motor (201) is fixedly connected to a rotating shaft (202), the left end of the rotating shaft (202) is fixedly connected to a screen (203), the other end of the rotating shaft (202) is fixedly connected to an extension plate (204), a collecting box (205) is provided at the lower end of the extension plate (204), a protrusion (206) is fixedly connected to the bottom of the right end of the collecting box (205), a bolt (207) is threadedly connected to the middle part of the protrusion (206), and a vibrating block (208) is fixedly connected to the left end of the screen (203).

2. The impact crusher according to claim 1, characterized in that: The frame (105) covers the right end of the frame (102) and fits closely to the frame (102); the connecting plate (106) penetrates the frame (105) and extends to the inside of the frame (102).

3. The impact crusher according to claim 1, characterized in that: The insertion rod (107) passes through the frame (105) and the connecting plate (106), and the screw rod (108) is threadedly connected to the upper end of the frame (105).

4. The impact crusher according to claim 1, characterized in that: The nut (110) is located outside the housing (104), and the baffle (112) is tightly fitted with the lining plate (111).

5. The impact crusher according to claim 1, characterized in that: A knocking piece (113) is fixedly connected to the outer surface of the plate hammer (103), and a protrusion is provided on the outer surface of the knocking piece (113).

6. The impact crusher according to claim 1, characterized in that: The motor (201) is fixedly connected to the base (101), and the rotating shaft (202) is rotatably connected to the base (101).

7. The impact crusher according to claim 1, characterized in that: The collection box (205) is located at the right end of the base (101), and the bolt (207) is threadedly connected to the base (101).

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