CN210522731U - Reinforced concrete module breaker - Google Patents

Abstract

The utility model discloses a reinforced concrete module breaker, including backing plate and main shaft, the apical pore that link up from top to bottom is seted up at the middle part of backing plate, gliding grafting is in the apical pore of backing plate from top to bottom in the main shaft, the main shaft includes from the top down coaxial setting in proper order and links into an organic whole screw thread post, extrusion round platform and tail post, and the upper end radius of extrusion round platform is less than the lower extreme radius, and the radius of tail post is the same with extrusion round platform radius, screw thread post threaded connection has the screw, and the screw is located the top of backing plate, the both sides fixed mounting of screw has the handle, install flat face bearing between screw and the backing plate, the screw passes through flat face bearing and backing plate normal running fit, the outer wall laminating of extrusion round platform has two sets of wedge. The utility model discloses in-process that the main shaft rises through wedge and downthehole wall friction, makes the wedge card not follow in the hole and rises, and the extrusion round platform makes the wedge open to both sides, and the extrusion concrete module realizes that the concrete module is broken from inside.

Description

Reinforced concrete module breaker

Technical Field

The utility model relates to a broken technical field of concrete specifically is a reinforced concrete module breaker.

Background

The concrete is a general term for engineering composite materials formed by cementing aggregate into a whole by cementing materials, and the term concrete generally refers to cement concrete which is prepared by mixing cement as the cementing material, sand and stone as the aggregate and water (which may contain additives and admixtures) according to a certain proportion and stirring, and is also called common concrete. Concrete modules with supporting functions such as beams and columns usually adopt reinforcing steel bars as aggregates, and the reinforcing steel bars are required to be recycled after being demolished. The known methods of crushing are external crushing of the concrete module, for example by hammering, which usually causes a large dust to fly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: provided is a reinforced concrete module crushing apparatus for crushing by pressing from inside a reinforced concrete module.

In order to achieve the above object, the utility model provides a following technical scheme: a reinforced concrete module crushing device comprises a base plate and a main shaft, wherein a top hole which is through from top to bottom is formed in the middle of the base plate, the main shaft is inserted into the top hole of the base plate in a vertically sliding mode, the main shaft comprises a threaded column, an extrusion round table and a tail column which are coaxially arranged from top to bottom and connected into a whole, the radius of the upper end of the extrusion round table is smaller than that of the lower end of the extrusion round table, the radius of the tail column is identical to that of the lower bottom surface of the extrusion round table, the threaded column is in threaded connection with a nut which is positioned above the base plate, handles are fixedly arranged on two sides of the nut, a plane bearing is arranged between the nut and the base plate, the nut is in rotating fit with the base plate through the plane bearing, two groups of wedge blocks are attached to the outer wall of the extrusion round table, the outer wall of each wedge block is a, the outer wall of the wedge-shaped block is uniformly provided with anti-skid grains.

Preferably, the outer wall of the handle is sleeved with a rubber sleeve.

Preferably, a plurality of groups of bulges are uniformly and fixedly arranged on the outer wall of the rubber sleeve. Through the setting of arch, increase the power of grabbing of holding the rubber sleeve.

Preferably, the included angle between the generatrix of the extrusion circular truncated cone and the diameter of the bottom surface of the extrusion circular truncated cone through the generatrix is 70-80 degrees.

The utility model has the advantages that: the utility model discloses a bore of certain size is bored on concrete module in advance, the internal diameter of hole suits with the external diameter of wedge, make this device patchhole back, wedge inner wall and extrusion round platform laminate, wedge outer wall and the inner wall in hole in close contact with, through with this device patchhole, the backing plate presses on the concrete module around the hole, hold the handle through both hands, exert certain pressure when rotating the handle, make the screw can press and rotate on the backing plate, the backing plate does not break away from the concrete module, through the setting of flat bearing, reduce the friction between backing plate and the screw, through the screw-thread fit of screw and main shaft, make the main shaft can the straight line rise, in the process that the main shaft rises, through wedge and downthehole wall friction, make the wedge block card follow the rising in the hole, the extrusion round platform makes the wedge block open to both sides, extrude the concrete module, realize that the concrete module is broken from inside, simple operation and good market prospect.

Drawings

Fig. 1 is a schematic view of the main view structure of the present invention;

fig. 2 is a schematic view of the depression structure of the present invention;

FIG. 3 is a schematic view of the plane bearing structure of the present invention;

FIG. 4 is a schematic longitudinal sectional view of the present invention;

fig. 5 is a schematic cross-sectional structural view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the method comprises the following steps of 1-a base plate, 2-a nut, 3-a plane bearing, 4-a main shaft, 401-a threaded column, 402-an extrusion circular truncated cone, 403-a tail column, 5-a handle, 6-a wedge-shaped block, 7-an anti-skid thread, 8-a bulge and 9-a rubber sleeve.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the reinforced concrete module crushing device comprises a backing plate 1 and a main shaft 4, wherein the middle part of the backing plate 1 is provided with a top hole which is communicated up and down, the main shaft 4 is inserted into the top hole of the backing plate 1 in a vertically sliding manner, the main shaft 4 comprises a threaded column 401, an extrusion circular table 402 and a tail column 403 which are coaxially arranged from top to bottom and connected into a whole, the radius of the upper end of the extrusion circular table 402 is smaller than that of the lower end, the radius of the tail column 403 is the same as that of the lower bottom surface of the extrusion circular table 402, the threaded column 401 is in threaded connection with a nut 2, the nut 2 is positioned above the backing plate 1, handles 5 are fixedly arranged on two sides of the nut 2, a plane bearing 3 is arranged between the nut 2 and the backing plate 1, the nut 2 is in running fit with the backing plate 1 through the plane bearing 3, two groups of wedge blocks 6 are attached to the outer wall of the extrusion circular table 402, the outer wall of, the outer wall of the wedge-shaped block 6 is provided with anti-skid grains 7.

Wherein, the outer wall cover of handle 5 is equipped with rubber sleeve 9, and the outer wall of rubber sleeve 9 is evenly fixed and is provided with a plurality of groups of archs 8, and main shaft 4, screw 2 and planar bearing 3 all select for use high strength steel.

One specific application of this embodiment is: the utility model discloses a bore certain size on the concrete module in advance, through inserting the device into it, hold rubber sleeve 9 through both hands, apply certain pressure when rotating handle 5, make screw 2 rotate according to the top of pressing at backing plate 1, through the setting of flat bearing 3, reduce the friction between backing plate 1 and screw 2, through the setting of arch 8, increase the grabbing power of holding rubber sleeve 9, through the screw-thread fit of screw 2 and main shaft 4, make main shaft 4 can rise straightly, through the laminating of wedge 6 and main shaft 4 and screw 2, in the process that main shaft 4 rises, through anti-skidding line 7 and downthehole friction, make wedge 6 block in downthehole, make wedge 6 open to both sides through extrusion round platform 402, extrude the concrete module, realize the breakage of concrete module, this device expands the concrete module from inside, realize the breakage of concrete module, simple operation and good market prospect.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Claims (4)

1. The utility model provides a reinforced concrete module breaker which characterized in that: the novel screw rod comprises a base plate (1) and a main shaft (4), wherein a top hole which is through from top to bottom is formed in the middle of the base plate (1), the main shaft (4) is inserted into the top hole of the base plate (1) in a vertical sliding mode, the main shaft (4) comprises a threaded column (401), an extrusion round table (402) and a tail column (403) which are coaxially arranged from top to bottom and connected into a whole, the upper end radius of the extrusion round table (402) is smaller than the lower end radius, the radius of the tail column (403) is the same as the lower bottom radius of the extrusion round table (402), the threaded column (401) is in threaded connection with a screw (2), the screw (2) is positioned above the base plate (1), handles (5) are fixedly installed on two sides of the screw (2), a plane bearing (3) is installed between the screw (2) and the base plate (1), and the screw (2) is in running fit with the base plate (1), the outer wall laminating of extrusion round platform (402) has two sets of wedges (6), the outer wall of wedge (6) is the face of cylinder that is less than or equal to 180 degrees, the inner wall of wedge (6) and the outer wall laminating of extrusion round platform, the outer wall of wedge (6) is provided with anti-skidding line (7).

2. A reinforced concrete module breaking apparatus as claimed in claim 1, wherein: the outer wall of the handle (5) is sleeved with a rubber sleeve (9).

3. A reinforced concrete module breaking apparatus as claimed in claim 2, wherein: the outer wall of the rubber sleeve (9) is uniformly and fixedly provided with a plurality of groups of bulges (8).

4. A reinforced concrete module breaking apparatus as claimed in any one of claims 1 to 3, wherein: the included angle between the generatrix of the extrusion circular table (402) and the diameter of the bottom surface of the extrusion circular table (402) passing through the generatrix is 70-80 degrees.

Images