CN220184730U - Column removing mechanism - Google Patents

Abstract

The utility model relates to the technical field of engineering construction and discloses a column removing mechanism, which is characterized in that a plurality of groups of supporting components are arranged around a column, each supporting component comprises a supporting column and a supporting sleeve component, the supporting sleeve component is arranged at the top of the supporting column and is contacted with the top surface of the column, the supporting effect on the column is improved, the stabilizing effect is achieved when the column is crushed, sliding components are assembled on the supporting columns, the moving components are assembled on the sliding components, each moving component comprises a moving plate and crushing auxiliary pieces, two ends of each moving plate are assembled on the sliding components, the moving plates are moved to a proper position through the sliding components, the crushing auxiliary pieces are placed on the moving components, the crushing pieces are placed on the crushing auxiliary pieces, and then the moving components are brought to a proper height through the moving components, so that the crushing pieces can save more labor when the column is crushed, and the construction progress is accelerated.

Description

Column removing mechanism

Technical Field

The utility model relates to the technical field of engineering construction, in particular to a column removing mechanism.

Background

Many house building indoor all have many posts, the effect that the post played fine support to the house, guarantee the structural strength and the stability of house, but sometimes because the post too many not only can shelter from the sight, reduce the space of utilization of house moreover, especially in some house halls, many householder can select to remove several posts this moment, in order to reach the better result of utilization of house, when removing the post in the floor in prior art, need the operating personnel to break the junction of top and the floor of post earlier for the top and the floor of post are separated, however when breaking the post, need use to break the piece and break the junction with concrete post and floor, because broken piece's weight is heavier, the operating personnel need use broken piece in the eminence, but the operating personnel need consume a large amount of efforts and stabilize broken piece when using broken piece, lead to the construction progress slow, consequently, need a post remove mechanism to solve above-mentioned problem.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a column removing mechanism so as to solve the technical problems of time and labor waste in the prior art of removing the floor columns.

The utility model is realized by the following technical scheme:

a column removal mechanism comprising a plurality of sets of support assemblies, slide assemblies and movement assemblies; the support assemblies are vertically distributed around the column, and comprise support columns and support sleeve assemblies, wherein the support sleeve assemblies are arranged at the tops of the support columns and are contacted with the top surfaces of the columns; the vertical direction of the support column is provided with a chute, the sliding component is arranged on the chute and is arranged along the support column in a sliding way, and the moving component comprises a moving plate and a crushing auxiliary piece; the two ends of the moving plate are respectively arranged on the sliding assemblies of the two adjacent groups of support columns, the two sides of the bottom surface of the moving plate are respectively provided with a support piece, the two ends of the two groups of support pieces are respectively assembled on the sliding assemblies of the two adjacent groups of support columns, and the support pieces are hinged on the moving plate; the crushing aid is mounted on the moving plate for assisting in crushing the side of the column to be crushed.

Preferably, the sliding assembly comprises two moving sleeve assemblies which are in a group, the two moving sleeve assemblies are respectively sleeved on the supporting columns, the supporting columns are arranged in a sliding manner along the sliding grooves, two ends of the moving plate are respectively arranged on the moving sleeve assemblies on the upper sides of the adjacent two groups of supporting columns, and the other ends of the two groups of supporting pieces are respectively assembled on the moving sleeve assemblies on the lower sides of the sliding assemblies of the adjacent two groups of supporting columns.

Further, the movable sleeve assembly comprises a movable sleeve, a limiting rod and a limiting ring; the movable sleeve is sleeved on the support column, threads are arranged at the bottom end of the movable sleeve, a plurality of limit grooves are annularly arranged at the bottom side of the movable sleeve, the rebound rotating shaft of the limit rod is screwed on the inner wall of the limit groove, and the bottom end of the limit rod is in contact with the support column; the limiting ring thread is screwed on the bottom thread of the movable sleeve, and the inner wall of the limiting ring is contacted with the limiting rod.

Further, the support piece comprises a connecting rod, a slot is formed in the connecting rod, a sliding block is arranged in the slot, a fixing bolt is arranged in the connecting rod, a fixing bolt bearing is screwed on the sliding block, a sliding block rotating shaft is screwed on a moving sleeve assembly on the lower side of a sliding assembly of one group of supporting columns, and the other end of the connecting rod is fixed on a moving sleeve assembly on the lower side of the sliding assembly of the other group of supporting columns.

Furthermore, a spring is fixedly connected to the inner wall of the slot, one end of the spring is fixed to the inner end of the connecting rod, and the other end of the spring is fixedly connected to the sliding block.

Preferably, the crushing auxiliary piece comprises two groups of parallel movable plates, the movable plates are provided with movable grooves, the two groups of movable plates are respectively inserted into the movable grooves and are arranged in a sliding manner in the movable grooves, each movable plate is correspondingly provided with an electric push rod, the electric push rods are fixed on the movable plates, the output ends of the electric push rods are connected with the movable plates, and the power ends of the electric push rods are connected with an external power supply; the two groups of movable plates are provided with crushing pieces for crushing the side surfaces of the pillars.

Further, the top end of the movable plate is screwed with a roller through a bearing, and the crushing piece is pushed and arranged on the movable plate through the roller.

Preferably, the support sleeve assembly comprises an adjusting sleeve, an adjusting bolt and a supporting plate; one end of the adjusting bolt is inserted in the supporting column, the other end of the adjusting bolt is exposed, the adjusting sleeve is screwed on the adjusting bolt, the supporting plate is screwed on the top end of the adjusting bolt through a bearing, and the supporting plate is flush with the top of the column.

Furthermore, positioning bolts are respectively connected between two sides of the supporting plate and the supporting columns, and supporting sleeves are assembled at the positioning bolts on the supporting plate side.

Furthermore, the length of the positioning bolts at two sides of the supporting plate is equal.

Compared with the prior art, the utility model has the following beneficial technical effects:

the utility model provides a column removing mechanism, which is characterized in that a plurality of groups of support assemblies are arranged around a column, each support assembly comprises a support column and a support sleeve assembly, the support sleeve assemblies are arranged at the top of the support column and are in contact with the top surface of the column, the support effect on the column is improved, the support effect is stable when the column is crushed, sliding assemblies are assembled on the support columns, the moving assemblies are assembled on the sliding assemblies, each moving assembly comprises a moving plate and a crushing auxiliary piece, the two ends of each moving plate are assembled on the corresponding sliding assemblies, the moving plates are moved to proper positions through the corresponding sliding assemblies, the crushing auxiliary pieces are placed on the corresponding moving assemblies, and the crushing pieces are placed on the corresponding crushing auxiliary pieces and are brought to proper heights through the corresponding moving assemblies, so that the crushing pieces can be more labor-saving when the column is crushed, and the construction progress is accelerated.

Further, two remove the cover subassembly and establish on the support column respectively, and slide along the spout on the support column and set up, the both ends of movable plate set up respectively on the removal cover subassembly of adjacent two sets of support column upside, support piece's both ends assemble respectively on the removal cover subassembly of the slip subassembly downside of adjacent two sets of support columns, be convenient for slide the movable plate along the support column, improved the broken flexibility of column.

Further, the movable sleeve is sleeved on the support column, threads are arranged at the bottom end of the movable sleeve, a plurality of limit grooves are annularly arranged at the bottom side of the movable sleeve, the rebound rotating shaft of the limit rod is screwed on the inner wall of each limit groove, and the bottom end of the limit rod is in contact with the support column; the stop collar screw thread connects on the bottom screw thread of removal cover soon, and the inner wall and the gag lever post contact of stop collar, rotates the stop collar and moves on moving the cover, and the stop collar contacts with the gag lever post, and the bottom of gag lever post rotates to one side of support column for the bottom and the support column contact of gag lever post, through the frictional action between gag lever post and the support column, can fix the removal cover on the support column in advance, realized moving the fixed of cover on the support column, improved broken piece stability when broken post.

Further, be equipped with the fluting in the connecting rod, be equipped with the slider in the fluting, the inside of connecting rod is equipped with fixing bolt, the fixing bolt bearing connects soon on the slider, the slider pivot connects soon on the removal cover subassembly of the slip subassembly downside of a set of support column, and the other end of connecting rod is fixed on the removal cover subassembly of the slip subassembly downside of another set of support column, and the operating personnel of being convenient for is according to the weight of broken piece, adjusts the angle of connecting rod and movable plate, has improved the supportability to the movable plate.

Furthermore, a spring is fixedly connected to the inner wall of the slot, one end of the spring is fixed to the inner end of the connecting rod, the other end of the spring is fixedly connected to the sliding block, and the sliding block is prevented from being clamped in the slot and cannot slide under the thrust action of the spring.

Further, the crushing auxiliary piece can be placed on the crushing piece, so that the crushing piece can crush and remove the column conveniently.

Furthermore, the top end of the movable plate is screwed with the rolling shaft through the bearing, and the crushing piece is pushed and arranged on the movable plate through the rolling shaft, so that an operator can push the crushing piece conveniently.

Further, adjusting bolt one end is inserted and is established in the support column, and the other end exposes the setting, adjusting sleeve screw thread connects soon on adjusting bolt, and the layer board passes through the bearing and connects soon on adjusting bolt's top, layer board and post top parallel and level increase the holding power of support column between the post.

Furthermore, positioning bolts are respectively connected between two sides of the supporting plate and the supporting columns, and supporting sleeves are assembled at the positioning bolts on the supporting plate side, so that the supporting force of the adjusting bolts on the supporting plate is increased.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic view of the structure of the moving sleeve in the present utility model.

Fig. 4 is a schematic structural view of the connecting rod in the present utility model.

Fig. 5 is a schematic view of a moving plate and a connecting rod in the present utility model.

In the figure: 1-supporting columns; 2-a chute; 3-moving the sleeve; 4-a limit groove; 5-a limiting rod; 6-limiting rings; 7-moving plate; 8-a movable plate; 9-an electric push rod; 10-adjusting sleeve; 11-adjusting bolts; 12-supporting plates; 13-a supporting sleeve; 14-positioning bolts; 15-a roller; 16-connecting rods; 17-slotting; 18-a slider; 19-fixing bolts; 20-springs; 21-a mobile tank.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The utility model is described in further detail below with reference to the attached drawing figures:

the utility model aims to provide a column removing mechanism which aims to solve the technical problem that time and labor are wasted when a floor column is removed in the prior art.

Specifically, as shown in FIG. 1, the column removal mechanism includes several sets of support assemblies, slide assemblies, and movement assemblies; the support assemblies vertically encircle the periphery of the column, and comprise support columns 1 and support sleeve assemblies, wherein the support sleeve assemblies are arranged at the tops of the support columns 1 and are contacted with the top surfaces of the columns; the vertical direction of the support column 1 is provided with a chute 2, the sliding component is arranged on the chute 2 and is arranged in a sliding way along the support column 1, and the moving component comprises a moving plate 7 and a crushing auxiliary piece; the two ends of the moving plate 7 are respectively arranged on the sliding components of the two adjacent groups of support columns 1, the two sides of the bottom surface of the moving plate 7 are respectively provided with a support piece, the two ends of the two groups of support pieces are respectively assembled on the sliding components of the two adjacent groups of support columns 1, and the support pieces are hinged on the moving plate 7; the crushing aid is fitted on the moving plate 7 for assisting in crushing the side of the column to be crushed.

Specifically, the slip subassembly includes two to two removal cover subassemblies that are a set of, and two removal cover subassemblies overlap respectively and establish on support column 1, and slide along spout 2 on the support column 1 and set up, the both ends of movable plate 7 set up respectively on the removal cover subassembly of adjacent two sets of support column 1 upside, and the other end of two sets of support pieces is assembled respectively on the removal cover subassembly of the slip subassembly downside of adjacent two sets of support columns 1.

Wherein, according to FIG. 3, the moving sleeve assembly comprises a moving sleeve 3, a limiting rod 5 and a limiting ring 6; the movable sleeve 3 is sleeved on the support column 1, threads are arranged at the bottom end of the movable sleeve 3, a plurality of limit grooves 4 are annularly arranged at the bottom side of the movable sleeve 3, a rebound rotating shaft of the limit rod 5 is screwed on the inner wall of the limit groove 4, and the bottom end of the limit rod 5 is in contact with the support column 1; the limiting ring 6 is screwed on the bottom thread of the movable sleeve 3, and the inner wall of the limiting ring 6 is in contact with the limiting rod.

When the movable sleeve 3 is moved in use, the movable sleeve 3 moves on the support column 1 according to the direction of the chute 2, after the movable sleeve 3 moves to a proper position, the limiting ring 6 is rotated, the limiting ring 6 moves on the movable sleeve 3, the limiting ring 6 is contacted with the limiting rod 5, the bottom end of the limiting rod 5 rotates to one side of the support column 1, the bottom end of the limiting rod 5 is contacted with the support column 1, the movable sleeve 3 can be fixed on the support column 1 in advance through the friction effect between the limiting rod 5 and the support column 1, the movable sleeves 3 at two sides can be adjusted to the same horizontal position, and before an operator uses a crushing piece, the movable sleeve 3 is fixed on the support column 1 by using a bolt;

according to fig. 4, the support member comprises a connecting rod 16, a slot 17 is formed in the connecting rod 16, a sliding block 18 is arranged in the slot 17, a fixing bolt 19 is arranged in the connecting rod 16, the fixing bolt 19 is rotatably connected to the sliding block 18 in a bearing manner, the sliding block 18 is rotatably connected to a moving sleeve assembly at the lower side of a sliding assembly of one group of support columns 1 in a rotating manner, and the other end of the connecting rod 16 is fixed to a moving sleeve assembly at the lower side of a sliding assembly of the other group of support columns 1; a spring 20 is fixedly connected to the inner wall of the slot 17, one end of the spring 20 is fixed to the inner end of the connecting rod 16, and the other end of the spring is fixedly connected to the sliding block 18.

When the movable plate 7 is used, according to the embodiment shown in fig. 5, the inner ends of the two connecting rods 16 are provided with the grooves 17, the sliding blocks 18 are slidably arranged in the grooves 17, the sliding blocks 18 are rotatably connected to the lower movable sleeve 3 by utilizing the rotating shafts, the fixing bolts 19 are rotatably connected to the inner ends of the connecting rods 16 by utilizing the bearings, after the height of the movable plate 7 is fixed by the limiting rings 6, operators can rotate the fixing bolts 19, the fixing bolts 19 move in the grooves 17, the fixing bolts 19 drive the sliding blocks 18 to move in the grooves 17, and when the sliding blocks 18 slide in the grooves 17, the inner ends of the connecting rods 16 are driven to rotate, so that the angle between the connecting rods 16 and the movable plate 7 is changed, the supporting force of the connecting rods 16 to the movable plate 7 is changed, the operators can conveniently adjust the angle between the connecting rods 16 and the movable plate 7 according to the weight of the breaking pieces, the springs 20 are fixedly connected to the inner walls of the grooves 17, and the springs 20 are connected with the sliding blocks 18 are prevented from being blocked in the grooves 17 under the thrust action of the springs 20.

Specifically, the crushing auxiliary piece comprises two groups of parallel movable plates 8, the movable plates 7 are provided with movable grooves 21, the two groups of movable plates 8 are respectively inserted into the movable grooves 21 and are arranged in a sliding manner in the movable grooves 21, each movable plate 8 is correspondingly provided with an electric push rod 9, the electric push rods 9 are fixed on the movable plates 7, the output ends of the electric push rods 9 are connected with the movable plates 8, and the power ends of the electric push rods 9 are connected with an external power supply; the two groups of movable plates 8 are provided with crushing pieces for crushing the side surfaces of the columns; the top end of the movable plate 8 is screwed with a roller 15 through a bearing, and the crushing piece is pushed and arranged on the movable plate 8 through the roller 15.

When the embodiment is used, an operator can use the electric push rod 9, and the electric push rod 9 can stretch out and draw back, so that the two movable plates 8 are adjusted to different heights, then the operator places the crushing piece on the two movable plates 8, the operator pushes the crushing piece to break the side face of the column at different angles, the operator can use the crushing piece more labor-saving, the top ends of the two movable plates 8 are both screwed with the rolling shafts 15 by using the bearings, and the operator can push the crushing piece conveniently by rolling the rolling shafts 15;

according to fig. 2, the support sleeve assembly comprises an adjustment sleeve 10, an adjustment bolt 11 and a pallet 12; one end of the adjusting bolt 11 is inserted into the supporting column 1, the other end of the adjusting bolt is exposed, the adjusting sleeve 10 is screwed on the adjusting bolt 11, the supporting plate 12 is screwed on the top end of the adjusting bolt 11 through a bearing, and the supporting plate 12 is flush with the top of the column. Positioning bolts 14 are respectively connected between two sides of the supporting plate 12 and the supporting columns 1, and supporting sleeves 13 are assembled at the positioning bolts 14 on the side of the supporting plate 12; wherein the length of the positioning bolts 14 on both sides of the pallet 12 is equal.

When the support column 1 is used, after the support column 1 is fixed on the periphery of the column, the adjusting sleeve 10 is rotated, the adjusting sleeve 10 drives the adjusting bolt 11 to ascend, the adjusting bolt 11 drives the supporting plate 12 to ascend until the supporting plate 12 is contacted with the top surface of a floor, so that the supporting force of the support column 1 between floors is increased, then an operator rotates a plurality of positioning bolts 14 in the supporting sleeve 13, rotates the adjusting bolt 11, so that the bottom end of the adjusting bolt 11 is contacted with the support column 1, and then the positioning bolts 14 are welded on the support column 1 through welding equipment, so that the supporting force of the adjusting bolt 11 on the supporting plate 12 can be increased;

the utility model provides a column removing mechanism, which is based on the following principle:

an operator firstly fixes the bottom ends of the support columns 1 around the columns by bolts respectively, then rotates the adjusting sleeve 10, the adjusting sleeve 10 drives the adjusting bolts 11 to ascend, the adjusting bolts 11 drive the supporting plates 12 to ascend until the supporting plates 12 are contacted with the top surfaces of floors, the positioning bolts 14 are screwed into the supporting sleeves 13, the positioning bolts 14 are rotated to enable the positioning bolts 14 to be contacted with the support columns 1, the bottom ends of the positioning bolts 14 are fixedly connected with the support columns 1 by using welding equipment, then the operator selects the crushing surfaces of the columns, moves the moving sleeve 3 on the same side, rotates the limiting rings 6 after the moving sleeve 3 is moved to a proper height, the limiting rings 6 ascend and are contacted with the limiting rods 5, further the bottom ends of the limiting rods 5 are rotated to one side of the support columns 1 until the bottom ends of the limiting rods 5 are contacted with the support columns 1, through the friction between the limiting rod 5 and the support column 1, the movable sleeve 3 is fixed on the support column 1 in advance, after the movable sleeve 3 on the other side is moved to the same height, the movable sleeve 3 is fixed on the support column 1 by utilizing a bolt, an operator fixes the movable plate 7 on the movable sleeve 3 by utilizing the bolt, according to the weight of a used crushing piece, the fixed bolt 19 is manually rotated, the fixed bolt 19 drives the sliding block 18 to slide in the slot 17, the sliding block 18 drives the inner end of the connecting rod 16 to rotate, the connecting rod 16 is regulated to a proper inclination angle, then the operator places the crushing piece on the two movable plates 8, the side of the column is broken by pushing the crushing piece, meanwhile, the operator can open the electric push rod 9, the electric push rod 9 pushes the movable plates 8 to move in the movable slot 21, and the two movable plates 8 are regulated to different heights, the crushing members are convenient to crush the sides of the column at different angles.

In summary, in the column removing mechanism provided by the utility model, the moving plate 7 and the movable plate 8 are arranged, the operator can adjust the height of the moving plate 7 through the moving sleeve 3, and then adjust the heights of the two movable plates 8 through the electric push rod 9, so that the operator is more labor-saving and convenient when using the crushing member at a high place; adjusting bolts 11 and positioning bolts 14 are arranged, the adjusting bolts 11 drive the supporting plates 12 to ascend through rotating the adjusting sleeve 10 until the supporting plates 12 are in contact with the floor top surface, and the supporting force of the supporting columns 1 can be increased through welding the positioning bolts 14 and the supporting columns 1.

Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the utility model without departing from the spirit and scope of the utility model, which is intended to be covered by the claims.

Claims (10)

1. A column removal mechanism, comprising a plurality of sets of support assemblies, slide assemblies and movement assemblies; the support assemblies are vertically distributed around the column, and comprise support columns (1) and support sleeve assemblies, wherein the support sleeve assemblies are arranged at the tops of the support columns (1) and are contacted with the top surfaces of the columns; the vertical direction of the support column (1) is provided with a chute (2), the sliding component is arranged on the chute (2) and is arranged in a sliding way along the support column (1), and the moving component comprises a moving plate (7) and a crushing auxiliary piece; the two ends of the moving plate (7) are respectively arranged on the sliding assemblies of the two adjacent groups of support columns (1), the two sides of the bottom surface of the moving plate (7) are respectively provided with a support piece, the two ends of the two groups of support pieces are respectively assembled on the sliding assemblies of the two adjacent groups of support columns (1), and the support pieces are hinged on the moving plate (7); the crushing aid is mounted on a moving plate (7) for assisting in crushing the side of the column to be crushed.

2. A column removal mechanism according to claim 1, wherein the sliding assembly comprises two-by-two moving sleeve assemblies, the two moving sleeve assemblies are respectively sleeved on the supporting columns (1), the supporting columns (1) are arranged in a sliding manner along the sliding grooves (2), two ends of the moving plate (7) are respectively arranged on the moving sleeve assemblies on the upper sides of the adjacent two groups of supporting columns (1), and the other ends of the two groups of supporting members are respectively assembled on the moving sleeve assemblies on the lower sides of the sliding assemblies of the adjacent two groups of supporting columns (1).

3. A column removal mechanism according to claim 2, wherein the moving sleeve assembly comprises a moving sleeve (3), a stop bar (5) and a stop collar (6); the movable sleeve (3) is sleeved on the support column (1), threads are arranged at the bottom end of the movable sleeve (3), a plurality of limit grooves (4) are annularly arranged at the bottom side of the movable sleeve (3), the rebound rotating shaft of the limit rod (5) is screwed on the inner wall of the limit groove (4), and the bottom end of the limit rod (5) is in contact with the support column (1); the limiting ring (6) is screwed on the bottom thread of the movable sleeve (3), and the inner wall of the limiting ring (6) is in contact with the limiting rod.

4. A column removal mechanism according to claim 2, wherein the support comprises a connecting rod (16), a slot (17) is arranged in the connecting rod (16), a slide block (18) is arranged in the slot (17), a fixing bolt (19) is arranged in the connecting rod (16), the fixing bolt (19) is rotatably connected to the slide block (18) through a bearing, the slide block (18) is rotatably connected to a moving sleeve assembly on the lower side of the sliding assembly of one group of support columns (1) through a rotating shaft, and the other end of the connecting rod (16) is fixed to a moving sleeve assembly on the lower side of the sliding assembly of the other group of support columns (1).

5. A column removal mechanism according to claim 4, wherein a spring (20) is fixedly connected to the inner wall of the slot (17), one end of the spring (20) is fixed to the inner end of the connecting rod (16), and the other end is fixedly connected to the slider (18).

6. A column removal mechanism according to claim 1, wherein the crushing aid comprises two groups of parallel movable plates (8), the movable plates (7) are provided with movable grooves (21), the two groups of movable plates (8) are respectively inserted into the movable grooves (21) and are arranged in a sliding manner in the movable grooves (21), each movable plate (8) is correspondingly provided with an electric push rod (9), the electric push rods (9) are fixed on the movable plates (7), the output ends of the electric push rods (9) are connected with the movable plates (8), and the power ends of the electric push rods (9) are connected with an external power supply; crushing pieces are placed on the two groups of movable plates (8) and used for crushing the side surfaces of the pillars.

7. A column removal mechanism according to claim 6, wherein the top end of the movable plate (8) is screwed with a roller (15) via a bearing, and the crushing member is pushed onto the movable plate (8) via the roller (15).

8. A column removal mechanism according to claim 1, wherein the support sleeve assembly comprises an adjustment sleeve (10), an adjustment bolt (11) and a pallet (12); one end of the adjusting bolt (11) is inserted in the supporting column (1), the other end of the adjusting bolt is exposed, the adjusting sleeve (10) is screwed on the adjusting bolt (11) in a threaded mode, the supporting plate (12) is screwed on the top end of the adjusting bolt (11) through a bearing, and the supporting plate (12) is flush with the top of the column.

9. A column removal mechanism according to claim 8, wherein positioning bolts (14) are connected between the two sides of the pallet (12) and the support columns (1), respectively, and support sleeves (13) are fitted at the positioning bolts (14) on the pallet (12) side.

10. A column removal mechanism according to claim 9, wherein the length of the positioning bolts (14) on both sides of the pallet (12) is equal.