CN210522736U

CN210522736U - Concrete crusher for construction

Info

Publication number: CN210522736U
Application number: CN201921542634.4U
Authority: CN
Inventors: 潘正武
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-05-15
Anticipated expiration: 2029-09-17

Abstract

The utility model belongs to the technical field of crushers, in particular to a concrete crusher for building construction, aiming at the problems that the prior concrete crusher has low crushing efficiency and is inconvenient for continuous construction, the proposal is provided, which comprises two supporting plates, one side of the two supporting plates which are close to each other is fixedly provided with a fixed seat, the top of the fixed seat is fixedly provided with a motor, a rotating hole is arranged on the fixed seat, an output shaft of the motor extends into the rotating hole and is fixedly provided with a rotating rod, the bottom end of the rotating rod extends to the lower part of the fixed seat, one side of the two supporting plates which are close to each other is provided with a same drill rod, the drill rod is positioned under the fixed seat, the bottom of the drill rod is fixedly provided with a drill bit, the top of the drill rod is provided with a telescopic groove, the utility model has simple structure and convenient use, and can realize, the crushing efficiency of the concrete can be improved.

Description

Concrete crusher for construction

Technical Field

The utility model relates to a breaker technical field especially relates to a concrete crusher for construction.

Background

At present, in building construction, concrete is often required to be crushed, a commonly used concrete crusher for building construction is a drill pick type concrete crusher which is provided with a sharp pick drill, and the pick drill is driven to stretch and retract through pneumatics, electromotions, hydraulics and the like to crush the concrete.

The existing concrete crusher has the problems of low crushing efficiency and inconvenience in continuous construction when the existing concrete crusher crushes concrete, so that a concrete crusher for building construction is provided to solve the problems.

Disclosure of Invention

The utility model aims at solving and having concrete crusher crushing efficiency among the prior art low, and be not convenient for carry out the shortcoming of continuous construction, and the concrete crusher for construction who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a concrete crusher for construction, including two backup pads, one side fixed mounting that two backup pads are close to each other has same fixing base, the top fixed mounting of fixing base has the motor, the rotation hole has been seted up on the fixing base, the output shaft of motor extends to in the rotation hole and fixed mounting has the dwang, the bottom of dwang extends to the below of fixing base, one side that two backup pads are close to each other is equipped with same drilling rod, the drilling rod is located the below of fixing base, the bottom fixed mounting of drilling rod has the drill bit, flexible groove has been seted up at the top of drilling rod, the bottom slidable mounting of dwang is in flexible inslot, in the use, the starter motor, the output shaft of motor rotates and drives the dwang and rotates, the dwang rotates and drives the drilling.

Preferably, fixed cover is equipped with the cam on the dwang, and annular spout has been seted up to the bottom of cam, and slidable mounting has two sliders in the annular spout, and one side fixed mounting of slider has the stopper, has seted up annular spacing groove on one side inner wall of annular spout, and stopper slidable mounting drives the cam rotation when the dwang pivoted in annular spacing inslot, and the cam rotates and makes two sliders slide in annular spout.

Preferably, the bottom of slider extends to the below of cam, and the equal fixed mounting in one side that two backup pads are close to each other has the gag lever post, and two sliders are slidable mounting respectively on two gag lever posts, and the equal fixed mounting in one side that two gag lever posts are close to each other has the dog, because the cooperation of gag lever post, can guarantee that the position of slider is unchangeable, because the rotation of cam makes the slider at the gag lever post horizontal slip.

Preferably, the equal fixed mounting in one side that two sliders kept away from each other has the one end of first spring, and the other end fixed mounting of first spring all rotates the one end of installing the stripper bar in the backup pad that corresponds on two sliders, and the bottom of two supporting seats all rotates and installs two walking wheels, and the slider slides and drives first spring atress flexible, and the slider drives the stripper bar and rotates, and the one end of stripper bar rotates the extrusion on the driving plate for the driving plate slides on the dead lever.

Preferably, two fixing blocks are fixedly arranged on the mutually close sides of the two supporting plates, the same fixing rod is fixedly arranged on the mutually close side of the two fixing blocks positioned on the same supporting plate, the same transmission plate is slidably arranged on the two fixing rods, one end of the extrusion rod is rotatably arranged on the transmission plate, one ends of two second springs are fixedly arranged at the bottom of the transmission plate, the other ends of the second springs are fixedly arranged on the corresponding fixing blocks, bearing holes are formed in the transmission plate, the drill rod is positioned in the bearing holes, and the drill rod is fixedly provided with an inner ring of a bearing, an outer ring of the bearing is fixedly arranged on the inner wall of the bearing hole, the transmission plate slides to drive the drill rod to slide, because the cooperation of bearing does not influence the rotation of drilling rod, simultaneously because the elasticity of first spring and second spring can make the driving plate in time slide and reset, realize that the rotatory round trip is gone up and down to the concrete and is broken.

In the utility model, the output shaft of the motor rotates to drive the rotating rod to rotate, the rotating rod rotates to drive the drill rod to rotate, the drill rod rotates to drive the drill bit to rotate, and the drill bit rotates to crush the concrete;

because the driving plate slides and drives the drill rod to slide, the rotation of the drill rod is not influenced due to the matching of the bearing, and meanwhile, the driving plate can slide and reset in time due to the elastic force of the first spring and the second spring, so that the concrete is crushed by the rotation of the drill bit up and down.

The utility model discloses simple structure, convenient to use, the rotatory round trip is not stopped from top to bottom of can realizing the drill bit carries out the breakage to the concrete, can improve the crushing efficiency of concrete.

Drawings

Fig. 1 is a schematic structural view of a concrete crusher for building construction according to the present invention;

fig. 2 is a schematic sectional view of a part a of a concrete crusher for building construction according to the present invention;

fig. 3 is the utility model provides a cam sectional structure schematic diagram of concrete crusher for construction.

In the figure: the device comprises a supporting plate 1, a fixing seat 2, a motor 3, a rotating hole 4, a rotating rod 5, a drill rod 6, a drill bit 7, a telescopic groove 8, a cam 9, an annular sliding groove 10, a sliding block 11, a limiting rod 12, a stop block 13, a first spring 14, a squeezing rod 15, a transmission plate 16, a bearing hole 17, a fixing block 18, a fixing rod 19 and a second spring 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, a concrete crusher for building construction comprises two support plates 1, one side of each support plate 1, which is close to each other, is fixedly provided with a same fixed seat 2, the top of each fixed seat 2 is fixedly provided with a motor 3, the fixed seat 2 is provided with a rotating hole 4, an output shaft of each motor 3 extends into the corresponding rotating hole 4 and is fixedly provided with a rotating rod 5, the bottom end of each rotating rod 5 extends to the lower part of the corresponding fixed seat 2, one side of each support plate 1, which is close to each other, is provided with a same drill rod 6, the drill rod 6 is positioned below the fixed seat 2, the bottom of the drill rod 6 is fixedly provided with a drill bit 7, the top of the drill rod 6 is provided with a telescopic groove 8, the bottom of the rotating rod 5 is slidably arranged in the telescopic groove 8, when in use, the motor 3 is started, the output shaft of the motor, the drill bit 7 rotates to break up the concrete.

The utility model discloses in, be equipped with motor switch in the backup pad 1, fixed cover is equipped with cam 9 on the dwang 5, annular spout 10 has been seted up to cam 9's bottom, slidable mounting has two sliders 11 in the annular spout 10, one side fixed mounting of slider 11 has the stopper, the annular spacing groove has been seted up on one side inner wall of annular spout 10, stopper slidable mounting is in annular spacing inslot, dwang 5 pivoted drives cam 9 simultaneously and rotates, cam 9 rotates and makes two sliders 11 slide in annular spout 10.

The utility model discloses in, slider 11's bottom extends to cam 9's below, and the equal fixed mounting in one side that two backup pad 1 are close to each other has gag lever post 12, and two slider 11 difference slidable mounting are on two gag lever posts 12, and the equal fixed mounting in one side that two gag lever posts 12 are close to each other has dog 13, because gag lever post 12's cooperation, can guarantee that slider 11's position is unchangeable, because cam 9's rotation makes slider 11 at gag lever post 12 horizontal slip.

The utility model discloses in, the equal fixed mounting in one side that two sliders 11 kept away from each other has the one end of first spring 14, the other end fixed mounting of first spring 14 is on corresponding backup pad 1, all rotate the one end of installing extrusion stem 15 on two sliders 11, two walking wheels are all installed in the bottom of two supporting seats 1 rotation, slider 11 slides and drives first spring 14 atress flexible, slider 11 drives extrusion stem 15 and rotates, extrusion stem 15's one end rotates the extrusion on driving plate 16, make driving plate 16 slide on dead lever 19.

In the utility model, two fixed blocks 18 are fixedly mounted on one side of two support plates 1 close to each other, one side of two fixed blocks 18 on the same support plate 1 close to each other is fixedly mounted with the same fixed rod 19, the same transmission plate 16 is slidably mounted on the two fixed rods 19, one end of an extrusion rod 15 is rotatably mounted on the transmission plate 16, one end of two second springs 20 is fixedly mounted at the bottom of the transmission plate 16, the other end of each second spring 20 is fixedly mounted on the corresponding fixed block 18, a bearing hole 17 is formed in the transmission plate 16, a drill rod 6 is positioned in the bearing hole 17, an inner ring of a bearing is fixedly mounted on the drill rod 6, an outer ring of the bearing is fixedly mounted on the inner wall of the bearing hole 17, the transmission plate 16 slides to drive the drill rod 6 to slide, because of the matching of the bearing, the rotation of the drill rod 6 is not affected, and because of, the transmission plate 16 can be slid and reset in time, and the concrete can be crushed up and down by the rotation of the drill bit 7.

Example two

Referring to fig. 1-3, a concrete crusher for building construction comprises two support plates 1, one side of each support plate 1, which is close to each other, is fixedly welded with a same fixed seat 2, the top of the fixed seat 2 is fixedly welded with a motor 3, the fixed seat 2 is provided with a rotating hole 4, an output shaft of the motor 3 extends into the rotating hole 4 and is fixedly welded with a rotating rod 5, the bottom end of the rotating rod 5 extends below the fixed seat 2, one side of each support plate 1, which is close to each other, is provided with a same drill rod 6, the drill rod 6 is positioned below the fixed seat 2, the bottom of the drill rod 6 is fixedly welded with a drill bit 7, the top of the drill rod 6 is provided with a telescopic groove 8, the bottom of the rotating rod 5 is slidably mounted in the telescopic groove 8, when in use, the motor 3 is started, the output shaft of, the rotating rod 5 rotates to drive the drill rod 6 to rotate, the drill rod 6 rotates to drive the drill bit 7 to rotate, and the drill bit 7 rotates to crush the concrete.

The utility model discloses in, be equipped with motor switch in the backup pad 1, fixed cover is equipped with cam 9 on the dwang 5, annular spout 10 has been seted up to cam 9's bottom, slidable mounting has two sliders 11 in the annular spout 10, there is the stopper one side of slider 11 through welded fastening, the annular spacing groove has been seted up on one side inner wall of annular spout 10, stopper slidable mounting is in annular spacing inslot, dwang 5 pivoted drives cam 9 simultaneously and rotates, cam 9 rotates and makes two sliders 11 slide in annular spout 10.

The utility model discloses in, slider 11's bottom extends to cam 9's below, and one side that two backup pad 1 are close to each other all has gag lever post 12 through welded fastening installation, and two slider 11 slidable mounting are respectively on two gag lever posts 12, and one side that two gag lever posts 12 are close to each other all has dog 13 through welded fastening installation, because gag lever post 12's cooperation, can guarantee that slider 11's position is unchangeable, because cam 9's rotation makes slider 11 at gag lever post 12 horizontal slip.

The utility model discloses in, one side that two sliders 11 kept away from each other all has first spring 14's one end through welded fastening installation, first spring 14's the other end passes through welded fastening installation on corresponding backup pad 1, all rotate the one end of installing extrusion stem 15 on two sliders 11, two walking wheels are all installed in the bottom of two supporting seats 1 rotation, slider 11 slides and drives first spring 14 atress flexible, slider 11 drives extrusion stem 15 and rotates, extrusion stem 15's one end rotates the extrusion on driving plate 16, make driving plate 16 slide on dead lever 19.

In the utility model, two fixed blocks 18 are respectively arranged at one side of two supporting plates 1 close to each other by welding, the same fixed rod 19 is arranged at one side of two fixed blocks 18 on the same supporting plate 1 close to each other by welding, the same transmission plate 16 is arranged on the two fixed rods 19 in a sliding way, one end of an extrusion rod 15 is rotatably arranged on the transmission plate 16, one end of two second springs 20 is arranged at the bottom of the transmission plate 16 by welding, the other end of each second spring 20 is arranged on the corresponding fixed block 18 by welding, a bearing hole 17 is arranged on the transmission plate 16, a drill rod 6 is arranged in the bearing hole 17, an inner ring of a bearing is arranged at the drill rod 6 by welding, an outer ring of the bearing is arranged on the inner wall of the bearing hole 17 by welding, the transmission plate 16 drives the drill rod 6 to slide, due to the matching of the, the rotation of the drill rod 6 is not influenced, and meanwhile, due to the elastic forces of the first spring 14 and the second spring 20, the transmission plate 16 can slide and reset in time, so that the concrete can be crushed up and down back and forth by the rotation of the drill bit 7.

The working principle is as follows: when the concrete crushing machine is used, the motor 3 is started by a motor switch, an output shaft of the motor 3 rotates to drive the rotating rod 5 to rotate, the rotating rod 5 rotates to drive the drill rod 6 to rotate, the drill rod 6 rotates to drive the drill bit 7 to rotate, the drill bit 7 rotates to crush concrete, the rotating rod 5 rotates to drive the cam 9 to rotate, the cam 9 rotates to enable the two sliding blocks 11 to slide in the annular sliding groove 10, due to the cooperation of the limiting rod 12, the position of the sliding block 11 can be guaranteed to be unchanged, due to the rotation of the cam 9, the sliding block 11 horizontally slides on the limiting rod 12, the sliding block 11 slides to drive the first spring 14 to stretch under force, the sliding block 11 drives the extrusion rod 15 to rotate, one end of the extrusion rod 15 rotates and extrudes on the transmission plate 16, so that the transmission plate 16 slides on the fixing rod 19, the transmission plate 16 slides to drive the drill rod 6 to slide, due to the cooperation of the, the transmission plate 16 can be slid and reset in time, and the concrete can be crushed up and down by the rotation of the drill bit 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a concrete crusher for construction, including two backup pads (1), a serial communication port, one side fixed mounting that two backup pads (1) are close to each other has same fixing base (2), the top fixed mounting of fixing base (2) has motor (3), rotation hole (4) have been seted up on fixing base (2), the output shaft of motor (3) extends to and fixed mounting has dwang (5) in rotation hole (4), the bottom of dwang (5) extends to the below of fixing base (2), one side that two backup pads (1) are close to each other is equipped with same drilling rod (6), drilling rod (6) are located the below of fixing base (2), the bottom fixed mounting of drilling rod (6) has drill bit (7), flexible groove (8) have been seted up at the top of drilling rod (6), the bottom slidable mounting of dwang (5) is in flexible groove (8).

2. The concrete crusher for building construction according to claim 1, wherein the rotating rod (5) is fixedly sleeved with a cam (9), the bottom of the cam (9) is provided with an annular chute (10), two sliding blocks (11) are slidably mounted in the annular chute (10), one side of each sliding block (11) is fixedly provided with a limiting block, one side of the annular chute (10) is provided with an annular limiting groove, and the limiting block is slidably mounted in the annular limiting groove.

3. The concrete crusher for building construction according to claim 2, characterized in that the bottom of the sliding block (11) extends to the lower part of the cam (9), a limiting rod (12) is fixedly arranged at one side of the two support plates (1) close to each other, the two sliding blocks (11) are respectively and slidably arranged on the two limiting rods (12), and a stop block (13) is fixedly arranged at one side of the two limiting rods (12) close to each other.

4. The concrete crusher for building construction according to claim 2, characterized in that one end of the first spring (14) is fixedly installed on one side of each of the two sliding blocks (11) far away from each other, the other end of the first spring (14) is fixedly installed on the corresponding supporting plate (1), one end of the extrusion rod (15) is rotatably installed on each of the two sliding blocks (11), and two traveling wheels are rotatably installed on the bottoms of the two supporting plates (1).

5. The concrete crusher for building construction according to claim 1, wherein two fixing blocks (18) are fixedly installed on the sides of two support plates (1) close to each other, the same fixing rod (19) is fixedly installed on the side of two fixing blocks (18) on the same support plate (1) close to each other, the same transmission plate (16) is slidably installed on the two fixing rods (19), one end of the extrusion rod (15) is rotatably installed on the transmission plate (16), one end of two second springs (20) are fixedly installed at the bottom of the transmission plate (16), the other end of each second spring (20) is fixedly installed on the corresponding fixing block (18), a bearing hole (17) is formed in the transmission plate (16), the drill rod (6) is located in the bearing hole (17), and the drill rod (6) is fixedly provided with an inner ring of a bearing, and an outer ring of the bearing is fixedly arranged on the inner wall of the bearing hole (17).