CN208244824U - A kind of concrete powder crushing device with high frequency zone function - Google Patents

Abstract

The utility model discloses a concrete crushing device with a high-efficiency screening function, which comprises a bottom plate and an elastic contraction device. A crushing box is fixedly connected to the top of the bottom plate, and a mounting plate is fixedly connected to both sides of the inner wall of the crushing box. Both sides of the inner wall of the crushing box and the bottom of the mounting plate are respectively slidably connected with a first screen and a second screen, and the bottom of the inner wall of the crushing box is fixedly connected with a vibrating motor through a connecting block, and the output shaft of the vibrating motor The outer surface is covered with a first bevel gear. The utility model relates to the technical field of concrete crushing equipment. The concrete crushing device with high-efficiency screening function greatly enhances the screening effect and improves the screening efficiency. It does not require staff to spend a lot of time screening concrete blocks, which greatly saves the cost of electricity for the crusher. , to achieve a fast and efficient screening of concrete blocks.

Description

A concrete crushing device with efficient screening function

technical field

The utility model relates to the technical field of concrete crushing equipment, in particular to a concrete crushing device with a high-efficiency screening function.

Background technique

Concrete refers to the collective name of engineering composite materials that use cementitious materials to cement aggregates into a whole. Usually, the term concrete refers to using cement as cementitious material and sand and gravel as aggregates, which are mixed with water and admixtures in a certain proportion. , the mixture obtained after stirring is widely used in civil engineering. Concrete is the largest artificial building material in the world. In concrete production, it is often necessary to crush and screen concrete, especially for some discarded concrete blocks. It is crushed and screened for road paving and again for cement production.

At present, when crushing and screening concrete, most of them use ordinary pulverizers to directly pulverize concrete blocks. However, such crushing equipment has poor screening effect and low screening efficiency, and people need to spend a lot of time each time. The screening of concrete blocks greatly increases the electricity cost of the pulverizer, reduces the work efficiency of the staff, and cannot realize the rapid and efficient screening of the concrete blocks, thus bringing difficulties to the concrete screening work of the staff. Great inconvenience.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a concrete crushing device with a high-efficiency screening function, which solves the problems of poor screening effect and low screening efficiency.

In order to achieve the above purpose, the utility model is realized through the following technical solutions: a concrete crushing device with high-efficiency screening function, including a bottom plate and an elastic contraction device, the top of the bottom plate is fixedly connected with a crushing box, and the inner wall of the crushing box is A mounting plate is fixedly connected between the two sides, and a first screen and a second screen are slidingly connected on both sides of the inner wall of the crushing box and at the bottom of the mounting plate, and the bottom of the inner wall of the crushing box is fixedly connected by a connecting block There is an oscillating motor, and the outer surface of the output shaft of the oscillating motor is covered with a first bevel gear. The bottom of the inner wall of the crushing box and one side of the oscillating motor are connected to a transmission shaft through a support frame. The outer surface of one end of the transmission shaft The surface is covered with a second bevel gear that meshes with the first bevel gear, and the two ends of the transmission shaft are respectively fixedly connected with the first oscillating crankshaft and the second oscillating crankshaft through couplings, and the first oscillating crankshaft is far away from the transmission shaft One end of one end is rotationally connected with one side of the inner wall of the crushing box through a bearing, and one end of the second oscillating crankshaft away from the transmission shaft is rotatably connected with the other side of the inner wall of the crushing box through a bearing, and the first oscillating crankshaft and the second oscillating crankshaft The outer surface is equipped with movable sleeves, and the top ends of the movable sleeves are respectively connected to the bottoms of the first screen and the second screen through connecting rods, and one side of the top of the crushing box is fixedly connected with a connecting block. A pulverizing motor, the outer surface of the output shaft of the pulverizing motor is covered with a first pulley.

Preferably, the two sides of the top of the mounting plate are respectively rotatably connected with a first rotating shaft and a second rotating shaft through a support plate, and one end of the first rotating shaft and one end of the second rotating shaft both pass through the crushing box and extend to the crushing On the back of the box, the outer surface of the first rotating shaft extending to the back of the crushing box is covered with a double-groove pulley, and the outer surface of the double-groove pulley is connected to the outer surface of the first pulley through a belt.

Preferably, the outer surface of the second rotating shaft extending to the back of the crushing box is covered with a second pulley, and the outer surface of the second pulley is connected to the outer surface of the double-groove pulley through a belt, and the first rotating shaft Both the outer surface of the crushing box and the second rotating shaft are provided with a crushing extrusion wheel, and the top of the mounting plate is provided with a leakage hole matching the crushing extrusion wheel.

Preferably, one side of the crushing box is fixedly connected with a control box, and one side of the inner wall of the control box is fixedly connected with an adjusting motor through an L-shaped connecting frame, and the outer surface of the output shaft of the adjusting motor is sleeved with a first transmission gear , the top and bottom of the inner wall of the control box are rotatably connected with a screw rod through a bearing, and the outer surface of the screw rod is covered with a second transmission gear meshed with the first transmission gear, and the outer surface of the screw rod is located at The bottom of the second transmission gear is screwed with a moving plate, and the front of the crushing box is fixedly connected with a control switch.

Preferably, one side of the crushing box is provided with a discharge hole, and the bottom of the moving plate is fixedly connected with a discharge baffle matching the discharge hole, between the two sides of the inner wall of the crushing box and located at the first The bottom of the sieve and the second sieve is fixedly equipped with a leaking sloping plate, and the other side of the crushing box is fixedly connected with a leaking nozzle suitable for the sloping plate, and the top of the crushing box is fixedly installed with an inlet Nozzle.

Preferably, the elastic contraction device includes a mounting block, and both sides of the mounting block are provided with a storage groove, and the top and bottom of one side of the inner wall of the storage groove are slidably connected with a sliding block, and the movement of the sliding block is rotated by a pin A movable rod is connected, and one side of the inner wall of the storage tank is fixedly connected with an extruding plate through a connecting spring, and one side of the extruding plate is rotationally connected with the end of the movable rod away from the sliding block through a connecting block, and the extruding plate is far away from the sliding block. One side of the movable rod is fixedly connected with one side of the first screen and the second screen respectively, and one side of the extruding plate is fixedly connected with one side of the inner wall of the storage tank through a buffer spring.

Beneficial effect

The utility model provides a concrete crushing device with a high-efficiency screening function. Has the following beneficial effects:

(1) The concrete crushing device with high-efficiency screening function is connected with the first screen and the second screen by sliding on both sides of the inner wall of the crushing box and at the bottom of the installation plate, respectively, and then through the vibrating motor and the transmission shaft respectively. , the first bevel gear, the second bevel gear, the first oscillating crankshaft, the second oscillating crankshaft and the movable sleeve can fully screen the crushed concrete blocks, which greatly enhances the screening effect and is very The screening efficiency is improved, and the staff does not need to spend a lot of time to screen the concrete blocks, which greatly saves the electricity cost of the pulverizer, improves the work efficiency of the staff, and realizes the fast and efficient screening of the concrete blocks. Sufficient screening greatly facilitates the concrete screening work of the staff.

(2) The concrete crushing device with high-efficiency screening function is fixedly connected with a crushing motor through a connecting block on one side of the top of the crushing box, and the outer surface of the output shaft of the crushing motor is provided with a first pulley, and then passes through the first pulley respectively. The combination of the two pulleys, the double groove pulley, the first rotating shaft, the second rotating shaft and the crushing extrusion wheel can realize good crushing of the concrete block, thereby greatly saving the electric energy consumed by crushing.

(3) The concrete pulverizing device with high-efficiency screening function is fixedly connected with a control box on one side of the crushing box, and one side of the inner wall of the control box is fixedly connected with an adjusting motor through an L-shaped connecting frame, and then passes through the first The cooperating arrangement of the transmission gear, the screw rod, the second transmission gear, the moving plate and the discharge baffle can realize the control of the rolling out of the large-volume concrete blocks that have not leaked from the first screen and the second screen. When the discharge baffle is opened, the screened concrete blocks can be discharged from the crushing box.

(4) The concrete crushing device with high-efficiency screening function can realize the elastic connection of the two screens by fixing the elastic contraction device between the two screens. When the two screens move to the horizontal position , the elastic movable device will shrink, which prevents the two screens from being stuck with the inner wall of the crushing box during the movement and cannot move, thus ensuring the normal vibration of the two screens.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the sectional view of structure of the present utility model;

Fig. 3 is the partial enlarged view of place A in Fig. 2 of the utility model;

Fig. 4 is the rear view of the crushing box structure of the utility model;

Fig. 5 is a structural schematic diagram of the elastic contraction device of the present invention.

In the figure: 1 bottom plate, 2 elastic contraction device, 201 installation block, 202 storage tank, 203 sliding block, 204 movable rod, 205 extrusion plate, 3 crushing box, 4 installation plate, 5 first screen, 6 second screen Net, 7 oscillating motors, 8 first bevel gears, 9 transmission shafts, 10 second bevel gears, 11 first oscillating crankshafts, 12 second oscillating crankshafts, 13 movable sleeves, 14 pulverizing motors, 15 first pulleys, 16th One rotating shaft, 17 second rotating shaft, 18 double-groove pulley, 19 second pulley, 20 crushing extrusion wheel, 21 leakage hole, 22 control box, 23 adjusting motor, 24 first transmission gear, 25 screw mandrel, 26 The second transmission gear, 27 mobile plates, 28 control switches, 29 discharge holes, 30 discharge baffles, 31 leakage slant plates, 31 leakage nozzles, 33 feed nozzles.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-5, the utility model provides a technical solution: a concrete crushing device with high-efficiency screening function, including a bottom plate 1 and an elastic contraction device 2, the elastic contraction device 2 includes a mounting block 201, and the mounting block 201 Both sides are provided with storage grooves 202, and the top and bottom of one side of the inner wall of the storage groove 202 are slidably connected with a sliding block 203, and the movement of the sliding block 203 is connected with a movable rod 204 through the rotation of a pin, and one side of the inner wall of the storage groove 202 passes through The connecting spring is fixedly connected with an extruding plate 205, and one side of the extruding plate 205 is rotatably connected with an end of the movable bar 204 away from the sliding block 203 through a connecting block, and the side of the extruding plate 205 away from the movable bar 204 is connected with the first screen respectively. One side of the net 5 and the second screen cloth 6 is fixedly connected, one side of the extrusion plate 205 is fixedly connected with one side of the inner wall of the storage tank 202 through a buffer spring, and the top of the bottom plate 1 is fixedly connected with a crushing box 3, and the top of the crushing box 3 is fixedly connected. One side is fixedly connected with a control box 22, and one side of the inner wall of the control box 22 is fixedly connected with an adjusting motor 23 through an L-shaped connecting frame. A screw mandrel 25 is rotatably connected between the top and the bottom by a bearing, and the outer surface of the screw mandrel 25 is sheathed with a second transmission gear 26 meshed with the first transmission gear 24, and the outer surface of the screw mandrel 25 is positioned at the second transmission gear. The bottom of the gear 26 is threadedly connected with a moving plate 27, the back of the moving plate 27 is slidably connected with the inner wall of the control box 22 through a slider slide rail, and the front of the crushing box 3 is fixedly connected with a control switch 28, between the two sides of the crushing box 3 inner wall. A mounting plate 4 is fixedly connected between them, the first screen 5 and the second screen 6 are slidingly connected to both sides of the inner wall of the crushing box 3 and the bottom of the mounting plate 4, and a discharge hole 29 is provided on one side of the crushing box 3 The effect of the discharge hole 29 is to facilitate the leakage of the unscreened concrete material. The bottom of the moving plate 27 is fixedly connected with a discharge baffle 30 suitable for the discharge hole 29, and one side of the crushing box 3 is fixedly connected with a The discharge baffle plate 30 is matched with the groove, and between the two sides of the inner wall of the crushing box 3 and at the bottom of the first screen 5 and the second screen 6, a leaking sloping plate 31 is fixedly installed. The function is to facilitate the leakage of the screened concrete, and the other side of the crushing box 3 is fixedly connected with a leaking nozzle 32 that is compatible with the leaking sloping plate 31, and the top of the crushing box 3 is fixedly equipped with a feed nozzle 33, and the crushing box 3 3. The bottom of the inner wall is fixedly connected with the vibrating motor 7 through a connecting block, and the outer surface of the output shaft of the vibrating motor 7 is provided with a first bevel gear 8. The bottom of the inner wall of the crushing box 3 and the side of the vibrating motor 7 are rotated through the support frame. Connected with a transmission shaft 9, the outer surface of one end of the transmission shaft 9 is provided with a second bevel gear 10 meshing with the first bevel gear 8, and the two ends of the transmission shaft 9 are respectively fixedly connected with a first oscillating crankshaft 11 through a coupling And the second oscillating crankshaft 12, the protruding directions of the journals of the first oscillating crankshaft 11 and the second oscillating crankshaft 12 are opposite, so that the two screens can move up and down, and the first oscillating crankshaft 11 is away from the transmission shaft 9 One end through the bearing One side of the inner wall of the crushing box 3 is rotationally connected, and one end of the second oscillating crankshaft 12 away from the transmission shaft 9 is rotatably connected to the other side of the inner wall of the crushing box 3 through a bearing. The outer surfaces of the first oscillating crankshaft 11 and the second oscillating crankshaft 12 The movable sleeves 13 are evenly set, and the tops of the movable sleeves 13 are respectively connected to the bottoms of the first screen 5 and the second screen 6 through connecting rods, and one side of the top of the crushing box 3 is fixedly connected with a crushing block through a connecting block. Motor 14, the outer surface of pulverizing motor 14 output shafts is sheathed with first belt pulley 15, and the both sides of mounting plate 4 tops are respectively connected with first rotating shaft 16 and second rotating shaft 17 by support plate rotation, and first rotating shaft One end of 16 and one end of the second rotating shaft 17 all pass through the crushing case 3 and extend to the back side of the crushing case 3, and the outer surface of the first rotating shaft 16 extending to the back side of the crushing case 3 is provided with a double-groove belt pulley 18, and the two The outer surface of the grooved pulley 18 is connected with the outer surface of the first pulley 15 by a belt, and the second rotating shaft 17 extends to the outer surface of one end of the back side of the pulverizing box 3 to be provided with a second pulley 19, and the outer surface of the second pulley 19 Through the transmission connection of the outer surface of the belt and the double-groove pulley 18, the outer surface of the first rotating shaft 16 and the second rotating shaft 17 located at the inside of the crushing box 3 is provided with a crushing squeeze wheel 20, and the top of the mounting plate 4 is provided with a The material leakage hole 21 that matches with crushing squeeze wheel 20, the effect is that the concrete after the convenient crushing leaks on two screens.

When in use, first move the entire crushing device to the designated position through the universal wheel, and then power on the entire crushing device, and then the staff can first put the concrete block to be crushed into the crushing box 3 through the feed nozzle 33, and then operate the control The switch 28 makes the pulverizing motor 14 start working, and the pulverizing motor 14 can drive the first rotating shaft 16 and the second rotating shaft 17 to rotate through the first pulley 15, the double-groove pulley 18 and the second pulley 19 respectively, and the first rotating shaft 16 and The second rotating shaft 17 drives the crushing extrusion wheel 20 to rotate again to fully crush the concrete block, and the crushed concrete will leak on the first screen cloth 5 and the second screen cloth 6 through the leakage hole 21. The staff can operate the control switch 28 to start the oscillating motor 7, and the oscillating motor 7 will respectively drive the first oscillating crankshaft 11 and the second oscillating crankshaft 12 through the first bevel gear 8, the second bevel gear 10 and the transmission shaft 9 to carry out Rotate, the first oscillating crankshaft 11 and the second oscillating crankshaft 12 drive the first screen 5 and the second screen 6 to slide up and down in the crushing box 3 through the movable sleeve 13 and the connecting rod respectively, the first screen 5 and the When the second screen 6 slides up and down, the elastic contraction device 2 can respectively store and buffer the first screen 5 and the second screen 6 well, so that the efficient screening of concrete blocks can be completed. People need to clean up the unscreened concrete blocks on the two screens. The staff can operate the control switch 28 to make the regulating motor 23 start working, and the regulating motor 23 will pass through the first transmission gear 24, the second transmission gear 26 and The screw mandrel 25 drives the moving plate 27 to move upwards, and the moving plate 27 drives the discharge baffle 30 to move upwards, so that the discharge hole 29 is opened, and the unscreened concrete blocks on the two screens are rolled out of the crushing box 3, so that Just finished the whole working process of this concrete crushing device with efficient screening function.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of concrete powder crushing device with high frequency zone function, including bottom plate (1) and elastic shrinkage device (2), special Sign is: it is fixedly connected with crush box (3) at the top of the bottom plate (1), it is fixed between the two sides of crush box (3) inner wall to connect Be connected to mounting plate (4), the two sides of crush box (3) inner wall and be located at mounting plate (4) bottom slidably connect first respectively The bottom of sieve (5) and the second sieve (6), crush box (3) inner wall is fixedly connected with concussion motor (7) by link block, And the outer surface for shaking motor (7) output shaft is arranged with first bevel gear (8), the bottom of crush box (3) inner wall and is located at The side of concussion motor (7) is rotatably connected to transmission shaft (9) by support frame, and the outer surface of described transmission shaft (9) one end is arranged There is the second bevel gear (10) being meshed with first bevel gear (8), the both ends of the transmission shaft (9) are fixed by shaft coupling respectively It is connected with the first concussion crankshaft (11) and the second concussion crankshaft (12), and the one of the first concussion crankshaft (11) separate transmission shaft (9) End is rotatablely connected by the side of bearing and crush box (3) inner wall, and described second shakes one of crankshaft (12) far from transmission shaft (9) End is rotatablely connected by the other side of bearing and crush box (3) inner wall, first concussion crankshaft (11) and the second concussion crankshaft (12) outer surface is arranged with quill (13), and the top of the quill (13) passes through connecting rod and the first sieve respectively Net (5) is connected with the lower rotation of the second sieve (6), and the side at the top of the crush box (3) is fixedly connected with by link block It crushes motor (14), the outer surface for crushing motor (14) output shaft is arranged with the first belt pulley (15).

2. a kind of concrete powder crushing device with high frequency zone function according to claim 1, it is characterised in that: described Two sides at the top of mounting plate (4) pass through support plate respectively and are rotatably connected to the first rotary shaft (16) and the second rotary shaft (17), and One end of first rotary shaft (16) and one end of the second rotary shaft (17) run through crush box (3) and extend to crush box (3) The back side, the outer surface that first rotary shaft (16) extends to crush box (3) back side one end are arranged with two-groove belt pulley (18), and The outer surface of two-groove belt pulley (18) is sequentially connected by the outer surface of belt and the first belt pulley (15).

3. a kind of concrete powder crushing device with high frequency zone function according to claim 2, it is characterised in that: described The outer surface that second rotary shaft (17) extends to crush box (3) back side one end is arranged with the second belt pulley (19), and the second belt The outer surface for taking turns (19) is sequentially connected by the outer surface of belt and two-groove belt pulley (18), first rotary shaft (16) and Second rotary shaft (17) is located at the internal outer surface of crush box (3) and is arranged with crushing extruding wheel (20), and the top of mounting plate (4) Portion offers and crushes extruding wheel (20) compatible material spilling hole (21).

4. a kind of concrete powder crushing device with high frequency zone function according to claim 1, it is characterised in that: described The side of crush box (3) is fixedly connected with control cabinet (22), and the side of control cabinet (22) inner wall connects by the way that L-type connection frame is fixed It is connected to and adjusts motor (23), the outer surface for adjusting motor (23) output shaft is arranged with the first transmission gear (24), the control It is rotatably connected to screw rod (25) between at the top and bottom of case (22) inner wall processed by bearing, and the outer surface of screw rod (25) is arranged with The second transmission gear (26) being meshed with the first transmission gear (24), the outer surface of the screw rod (25) and be located at second transmission The bottom thread of gear (26) is connected with movable plate (27), and the front of the crush box (3) is fixedly connected with control switch (28).

5. a kind of concrete powder crushing device with high frequency zone function according to claim 4, it is characterised in that: described The side of crush box (3) offers discharge hole (29), and the bottom of the movable plate (27) is fixedly connected with and discharge hole (29) phase The discharge baffle (30) of adaptation between the two sides of crush box (3) inner wall and is located at the first sieve (5) and the second sieve (6) Bottom be fixedly installed with material leakage inclined plate (31), and the other side of crush box (3) is fixedly connected with and mutually fits with material leakage inclined plate (31) The material leakage mouth (32) matched is fixedly installed with feed nozzle (33) at the top of the crush box (3).

6. a kind of concrete powder crushing device with high frequency zone function according to claim 1, it is characterised in that: described Elastic shrinkage device (2) includes mounting blocks (201), and the two sides of mounting blocks (201) offer accommodating groove (202), the receipts Receiving the top and bottom of slot (202) inner wall side slidably connects sliding shoe (203), and the movement of sliding shoe (203) passes through Pin rotation is connected with motion bar (204), and the side of accommodating groove (202) inner wall is fixedly connected with extruding by connecting spring Plate (205), and the side of stripper plate (205) is rotated far from the one end of sliding shoe (203) by link block and motion bar (204) and is connected It connects, side of the stripper plate (205) far from motion bar (204) is solid with the side of the first sieve (5) and the second sieve (6) respectively Fixed connection, the side of the stripper plate (205) is fixedly connected by buffer spring with the side of accommodating groove (202) inner wall.