CN220318523U - Pile foundation circular cutting control support with adjustable - Google Patents

Abstract

The adjustable pile foundation circular cutting control bracket comprises a track and a moving assembly which is connected to the track in a sliding way, wherein a cutting assembly which moves synchronously with the moving assembly is arranged on the moving assembly, the moving assembly comprises a mounting seat sleeved on the track, and the cutting assembly is arranged on the mounting seat; the mounting seat is provided with a chute for moving the cutting assembly, and the setting direction of the chute is crossed with the moving direction of the moving assembly; compared with the prior art, through track and the sliding connection who sets up remove subassembly and the cutting assembly on the track, when cutting pile foundation pile head, cup joint the track on the pile foundation to adjust the required corresponding height of track under the effect of support, make the track support under the effect of support, at this in-process, track and support do not contact with the pile foundation, realize the cutting during operation to pile foundation pile head at the cooperation of cutting assembly and removal subassembly, the vibrations that the cutting assembly produced can not cause the influence to the pile foundation.

Description

Pile foundation circular cutting control support with adjustable

Technical Field

The utility model relates to the technical field of bridge pile foundation construction, in particular to an adjustable pile foundation circular cutting control bracket.

Background

In pile foundation construction, in order to ensure the construction quality of pile heads of the pile foundation, according to construction specifications, the over-filling height is 0.5-1m greater than the designed pile top, and after the strength of pile foundation concrete reaches the design, the construction of a tie beam and a bearing platform is carried out. The pile top over-filling part is chiseled to the designed elevation after the tie beam and the bearing platform are excavated, and the pile top over-filling part is mostly cut around the designed elevation of the pile foundation by a handheld cutting machine at present, so that the cut elevation and depth have no effective control method, and the pile head reinforcing steel bar quality cannot be ensured.

To solve the above problems, chinese patent application No. 201810973324.1 discloses a pile cutter for rigid pile foundation, which comprises a frame, an operation frame, a clamping member, a surrounding positioning mechanism, a shield and a grinding wheel cutter; the machine frame comprises an upper cover, an annular base and a supporting tube, wherein the upper cover is arranged at the upper part of the annular base, the supporting tube is connected with the upper cover and the annular base, the abrasive wheel cutting machine is arranged on the operating frame through a clamping piece, one end of the operating frame is connected with the upper cover, the other end of the operating frame is arranged on the annular base, a surrounding positioning mechanism is arranged in the middle of the annular base, and a protecting cover is inserted on the annular base at the outer side of the abrasive wheel cutting machine; the utility model aims to provide a pile cutting machine for a rigid pile foundation, which is used for solving the defects caused by manually chiseling or cutting off a pile head part of the rigid pile foundation. The Chinese patent with application number 202210592027.9 discloses a pile foundation circular cutting device and a circular cutting method, wherein the disclosed pile foundation circular cutting device comprises a moving mechanism and a circular cutting mechanism, the moving mechanism comprises an adjusting component, the circular cutting mechanism is connected with the adjusting component, and the adjusting component is used for adjusting the distance between the circular cutting mechanism and a pile foundation; meanwhile, the adjusting component comprises a vertical telescopic rod and a horizontal telescopic rod, the horizontal telescopic rod is connected between the circular cutting mechanism and the vertical telescopic rod, the circular cutting mechanism comprises a connecting column, and the connecting column is connected with the end part, deviating from the vertical telescopic rod, of the horizontal telescopic rod; the pile foundation circular cutting device solves the technical problems that in the prior art, circular cutting treatment is carried out on redundant cement concrete in a manual circular cutting mode, the working strength is high, circular cutting precision cannot be guaranteed, engineering construction efficiency is reduced, and the technical effects of reducing the working strength and improving engineering construction efficiency are achieved.

In the prior art disclosed by the above, through fixing the encircling positioning mechanism on the pile foundation, the operation frame is arranged on the encircling positioning mechanism, the abrasive wheel cutting machine is arranged on the operation frame under the action of the clamping piece, an operator is required to rotate the operation frame to realize the annular cutting work of the pile head of the pile foundation during cutting, the whole annular cutting device is sleeved and fixed on the pile foundation in the process, so that the weight of the device is applied to the encircling positioning mechanism, when the pile head of the pile foundation is cut, the abrasive wheel cutting machine is fixed on the operation frame, the operation frame is arranged on the encircling positioning mechanism, vibration generated during the operation of the abrasive wheel cutting machine is directly transmitted to the encircling positioning mechanism, the encircling positioning mechanism is easy to loosen on the pile foundation, so that the encircling positioning mechanism is offset on the pile foundation, the working precision of the abrasive wheel cutting machine is influenced, and meanwhile, the abrasive wheel cutting machine is easy to be caused to be separated from the elevation of the pile foundation, and damage to the pile foundation is caused.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides the adjustable pile foundation circular cutting control bracket which is simple in structure, stable in operation and free from moving when the pile foundation pile head is cut.

In order to achieve the above object, the present utility model adopts the following technical scheme: the adjustable pile foundation circular cutting control bracket comprises a track and a moving assembly which is connected to the track in a sliding way, wherein a cutting assembly which moves synchronously with the moving assembly is arranged on the moving assembly, the moving assembly comprises a mounting seat sleeved on the track, and the cutting assembly is arranged on the mounting seat; the mounting seat is provided with a chute for moving the cutting assembly, and the setting direction of the chute is crossed with the moving direction of the moving assembly; the bottom of the track is provided with a plurality of brackets for adjusting the height of the track.

The height of the track and the cutting assembly is adjusted and fixed through the adjusting bracket, and the distance between the cutting assembly and the pile foundation can be adjusted through arranging the cutting assembly in the sliding groove, so that the cutting depth of the cutting assembly is more accurate.

As a preferable scheme of the utility model, the mounting seat comprises a mounting plate and limiting plates connected to two sides of the mounting plate, the cutting assembly is mounted on the mounting plate, and the inner walls of the limiting plates at two sides are respectively abutted against the inner wall and the outer wall of the rail.

Limiting plates arranged on two sides of the mounting plate realize the limiting effect on the moving assembly, so that the moving assembly is ensured to always move on the track in the moving process, and the moving assembly is prevented from being separated from the track in the moving process.

As a preferable scheme of the utility model, the mounting plate is provided with the roller for the movement of the moving assembly, the roller is positioned between the mounting plate and the rail, and the roller is abutted with the upper surface of the rail.

Through the gyro wheel that sets up between mounting panel and track, reduced the friction between moving assembly and the track for moving assembly is more smooth at the in-process that removes, thereby ensure that cutting assembly can not be because of moving assembly's removal unsmooth and the circumstances of cutting error appear when cutting the pile head of pile foundation.

As a preferable scheme of the utility model, the sliding groove is provided with a limiting piece for limiting the moving distance of the cutting assembly.

Through setting up the locating part in the spout, realize spacing to cutting assembly, ensure when removing cutting assembly and adjusting the distance between cutting assembly and the pile foundation, cutting assembly can not break away from the spout.

As a preferable scheme of the utility model, the cutting assembly comprises a connecting rod and a cutter head, wherein the cutter head is arranged at the end part of the connecting rod, and the cutter head is rotatably connected with a blade.

As a preferable scheme of the utility model, the connecting rod is sleeved with a binding belt for pressing the cutting assembly.

The connecting rod is fixed on the moving assembly through the binding band, so that synchronous movement of the cutting assembly and the moving assembly is ensured, and meanwhile, when the pile foundation pile head is cut by the cutting assembly, the height of the cutting assembly is kept unchanged all the time.

As a preferable scheme of the utility model, both ends of the binding belt are provided with sliding blocks, and the sliding blocks are respectively arranged in corresponding sliding grooves in a sliding manner.

Through the slider that sets up at bandage both ends, make cutting assembly slide in the spout under the effect of slider to make cutting assembly's position adjustable.

As a preferred embodiment of the utility model, a plurality of the brackets are arranged along the circumferential direction of the rail.

As a preferable scheme of the utility model, the bracket comprises a bottom plate and a connecting column fixedly arranged on the bottom plate, and an adjusting column for adjusting the height of the track is sleeved outside the connecting column.

Through setting up spliced pole and the adjusting column in the track bottom, realize the supporting role to the track, realize the regulation to track height through the cooperation of adjusting column and spliced pole simultaneously to the cutting elevation of cutting assembly has been guaranteed to obtain controlling.

As a preferable mode of the utility model, the adjusting column is fixedly arranged on the lower surface of the rail, a bolt hole is formed in the adjusting column, a bolt for fastening the connecting column is arranged in the bolt hole, and the end part of the bolt is abutted with the outer wall of the connecting column.

When adjusting the height of track, through tightening the tip butt of bolt to the bolt on the outer wall of spliced pole, realized the fixed to the spliced pole to realized the fixed effect to track height.

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

1. the track and the moving assembly and the cutting assembly are connected to the track in a sliding manner, when the pile foundation pile head is cut, the track is sleeved on the pile foundation, the corresponding height of the track is adjusted under the action of the support, the track is supported under the action of the support, in the process, the track and the support are not in contact with the pile foundation, vibration generated by the cutting assembly does not influence the pile foundation when the cutting assembly and the moving assembly are matched to realize the cutting operation of the pile foundation pile head, the stability of cutting of the pile foundation pile head is ensured under the condition that the height of the track is kept unchanged under the action of the support, and damage to the pile foundation caused by the change of the cutting position due to vibration generated by the cutting assembly is avoided;

2. through setting up the spout on the mount pad, cutting assembly sliding connection is in the spout, when cutting pile foundation pile head, cutting assembly and moving assembly synchronous motion can adjust the distance between cutting assembly and the pile foundation to adjust the cutting depth of cutting assembly to pile foundation pile head, guaranteed can not cause the damage to pile head reinforcing bar when cutting, thereby guaranteed the quality of pile head reinforcing bar;

3. through setting up the locating part in the spout, when adjusting cutting assembly cutting depth, guaranteed that cutting assembly can not break away from the spout to avoided breaking away from the spout suddenly because of cutting assembly and caused the injury to constructor, guaranteed constructor's safety.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the connection of the moving assembly and the cutting assembly of the present utility model;

FIG. 3 is a schematic view of the structure of the stent of the present utility model;

FIG. 4 is a schematic view of a limiting member

Reference numerals: track 1, bracket 2, bottom plate 201, connecting post 202, adjusting post 203, bolt 204, bolt hole 205, moving assembly 3, mount 301, mounting plate 3011, limiting plate 3012, chute 302, roller 303, limiting piece 304, strap 305, slider 306, cutting assembly 4, connecting rod 401, cutter head 402, blade 403.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, an adjustable pile foundation circular cutting control bracket comprises a track 1 and a moving assembly 3 which is connected to the track 1 in a sliding manner, wherein a cutting assembly 4 which moves synchronously with the moving assembly 3 is arranged on the moving assembly 3, the moving assembly 3 comprises a mounting seat 301 sleeved on the track 1, and the cutting assembly 4 is arranged on the mounting seat 301; the mounting seat 301 is provided with a chute 302 for moving the cutting assembly 4, and the arrangement direction of the chute 302 is crossed with the movement direction of the moving assembly 3; the bottom of the track 1 is provided with a plurality of brackets 2 for adjusting the height of the track 1.

The track 1 is in an annular structure, when the pile head of the pile foundation is cut, the track 1 needs to be sleeved on the pile foundation, wherein the track 1 is made of No. 10 square steel, the radius of the track 1 is 1.2 meters, the largest pile foundation with the diameter of 2.2 meters can be cut, and the smallest pile foundation with the diameter of 1 meter can be cut; the moving assembly 3 moves around the pile foundation on the track 1, meanwhile, the cutting assembly 4 moves synchronously along with the moving assembly 3, the mounting seat 301 is connected to the track 1 in a sliding mode, the mounting seat 301 is arranged on the upper surface of the track 1, two sliding grooves 302 are fixedly arranged on the upper surface of the mounting seat 301, the two sliding grooves 302 are arranged in parallel, the length direction of the sliding grooves 302 points to the axis of the track 1, and the sliding grooves 302 are made of No. 5 channel steel.

The mount pad 301 includes mounting panel 3011 and connects the limiting plate 3012 in mounting panel 3011 both sides, cutting assembly 4 installs on mounting panel 3011, the inner wall of both sides limiting plate 3012 butt respectively on track 1's inner wall and outer wall, mounting panel 3011 is located track 1's upper surface, and mounting panel 3011 is parallel in track 1's upper surface, three limiting plate 3012 have been welded respectively to mounting panel 3011 both sides, the limiting plate 3012 equidistance of mounting panel 3011 each side distributes, one side that limiting plate 3012 is close to track 1 is in track 1's lateral wall butt for moving assembly 3 can not follow track 1 when moving on track 1 and coming off, cutting assembly's cutting stability has been guaranteed.

The mounting plate 3011 is made of a 1 cm steel plate, the mounting plate 3011 is 20 cm long and 12 cm wide, the limiting plates 3012 are arranged along the length direction of the mounting plate 3011, the limiting plates 3012 are made of a 0.5 cm steel plate, and the length of each limiting plate 3012 is 15 cm and the width of each limiting plate 3012 is 3.5 cm.

Be equipped with the gyro wheel 303 that is used for moving subassembly 3 to remove on the mounting panel 3011, gyro wheel 303 is located between mounting panel 3011 and the track 1, and gyro wheel 303 and track 1's upper surface butt, mounting panel 3011 has been equipped with and gives you gyro wheel 303, and two gyro wheels 303 are located mounting panel 3011 length direction's opposite both ends respectively, the gyro wheel 303 both sides are provided with the steel sheet of installation gyro wheel 303 respectively, gyro wheel 303 and steel sheet rotate to be connected, the steel sheet welds at mounting panel 3011's lower surface, through the gyro wheel 303 that sets up, the friction between moving subassembly 3 and the track 1 has been reduced, thereby make moving subassembly 3 more smooth that moves on track 1, thereby the cutting effect of cutting subassembly 4 has been guaranteed.

The limiting pieces 304 for limiting the moving distance of the cutting assembly 4 are arranged on the sliding groove 302, two limiting pieces 304 are arranged in the sliding groove 302, each limiting piece 304 is respectively arranged at two opposite ends of the sliding groove 302, and the limiting pieces 304 close to the axial direction of the track 1 are used for limiting the cutting depth of the cutting assembly 4, so that damage to pile head reinforcing steel bars caused by the cutting assembly 4 during cutting is avoided, and the cutting quality is ensured; the limiting piece 304 far away from the axis direction of the track 1 is used for limiting the cutting assembly 4 to slide out of the sliding groove 302 when the cutting depth is adjusted, so that the cutting assembly 4 is prevented from injuring constructors.

The cutting assembly 4 comprises a connecting rod 401 and a cutter head 402, the cutter head 402 is arranged at the end part of the connecting rod 401, the cutter head 402 is rotationally connected with a cutter blade 403, the connecting rod 401 is used for connecting the cutter head 402 with the moving assembly 3, the cutter head 402 is vertical and the cutter blade 403 is arranged horizontally, and when the pile foundation pile head is cut, the cutter head 402 drives the cutter blade 403 to rotate, so that the pile foundation pile head cutting work is realized.

The connecting rod 401 is sleeved with the binding bands 305 for compacting the cutting assembly 4, the connecting rod 401 is provided with two binding bands 305, each binding band 305 is respectively arranged at two opposite ends of the connecting rod 401, the connecting rod 401 is installed on the mounting plate 3011 through the binding bands 305, the effect of installing the cutting assembly 4 is achieved, meanwhile, the stability of the cutting assembly 4 is guaranteed, the cutting assembly 4 is prevented from shaking in the cutting process, and therefore the cutting quality of the pile foundation pile head by the cutting assembly 4 is guaranteed.

Both ends of the binding band 305 are respectively provided with a sliding block 306, the sliding blocks 306 are respectively arranged in the corresponding sliding grooves 302 in a sliding manner, the sliding blocks 306 are fixedly connected with the binding band 305, the sliding blocks 306 drive the binding band 305 to move in the sliding grooves 302, so that the connecting rod 401 is driven to move along the length direction of the sliding grooves 302, and meanwhile, when the sliding blocks 306 are respectively moved to both ends of the sliding grooves 302, the sliding blocks are abutted with the corresponding limiting pieces 304, so that the limiting effect on the cutting assembly 4 is realized.

The brackets 2 are arranged along the circumferential direction of the track 1, the brackets 2 are uniformly distributed at equal intervals along the circumferential direction of the track 1, the stress balance of the track 1 when the cutting assembly 4 cuts is ensured, and the cutting stability is ensured.

The support 2 comprises a bottom plate 201 and a connecting column 202 fixedly arranged on the bottom plate 201, an adjusting column 203 for adjusting the height of the track 1 is sleeved outside the connecting column 202, the length and width of the bottom plate 201 are both 20 cm square steel plates, the connecting column 202 is made of 8 # square steel, the connecting column 202 is 18 cm in height, the connecting column 202 is welded on the bottom plate 201, the adjusting column 203 is made of 10 # square steel, the height of the adjusting column 203 is 20 cm, the adjusting column 203 is sleeved outside the connecting column 202, and the track 1 is adjusted by telescoping the connecting column 202 in the adjusting column 203.

The adjusting column 203 is fixedly arranged on the lower surface of the track 1, a bolt hole 205 is formed in the adjusting column 203, a bolt 204 used for fastening the connecting column 202 is arranged in the bolt hole 205, the end part of the bolt 204 is abutted against the outer wall of the connecting column 202, the adjusting column 203 is welded on the lower surface of the track 1, the bolt hole 205 is arranged on one side, far away from the axis direction of the track 1, of the adjusting column 203, when the height of the track 1 is adjusted, the bolt 204 is screwed, the end part of the bolt 204 is abutted against the side wall of the connecting column 202, and the bolt 204 is screwed continuously, so that the bolt 204 is ensured to fasten the connecting column 202, and the stability of the height of the track 1 is realized.

Working principle:

when the pile head of the pile foundation is cut, the track 1 is sleeved on the pile foundation, the support 2 is fixedly arranged on the ground, the track 1 is kept in a horizontal state, the support height of the support 2 is between 10 cm and 18 cm, and the support function of the track 1 is realized through the support 2; then, the relative positions of the connecting column 202 and the adjusting column 203 on the support 2 are adjusted through the elevation of the pile foundation pile head, the height of the track 1 is fixed according to the position of the blade 403 of the cutting assembly 4, and the connecting column 202 is fixed through the bolt 204, so that the height of the track 1 is fixed; then, the cutter head 402 is started, the connecting rod 401 is moved according to the position of pile head reinforcing steel bars, the cutting depth of the cutter blade 403 is adjusted, the cutter blade 403 is guaranteed not to touch the pile head reinforcing steel bars, meanwhile, the moving assembly 3 is moved, the moving assembly 3 moves on the track 1, at the moment, the cutting assembly 4 synchronously moves, and the pile foundation pile head is cut along the circumferential direction of the pile foundation.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more herein: the terms track 1, bracket 2, base plate 201, connecting post 202, adjusting post 203, bolt 204, bolt hole 205, moving assembly 3, mount 301, mounting plate 3011, limit plate 3012, chute 302, roller 303, limit 304, strap 305, slider 306, cutting assembly 4, connecting rod 401, cutter head 402, blade 403, and the like, but the possibility of using other terms is not precluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (10)

1. The adjustable pile foundation circular cutting control bracket is characterized by comprising a track (1) and a moving assembly (3) which is connected to the track (1) in a sliding manner, wherein a cutting assembly (4) which moves synchronously with the moving assembly (3) is arranged on the moving assembly (3), the moving assembly (3) comprises a mounting seat (301) sleeved on the track (1), and the cutting assembly (4) is arranged on the mounting seat (301); a chute (302) for moving the cutting assembly (4) is formed on the mounting seat (301), and the arrangement direction of the chute (302) is crossed with the movement direction of the moving assembly (3); the bottom of the track (1) is provided with a plurality of brackets (2) for adjusting the height of the track (1).

2. The adjustable pile foundation circular cutting control bracket according to claim 1, wherein the mounting base (301) comprises a mounting plate (3011) and limiting plates (3012) connected to two sides of the mounting plate (3011), the cutting assembly (4) is mounted on the mounting plate (3011), and inner walls of the limiting plates (3012) at two sides are respectively abutted to the inner wall and the outer wall of the track (1).

3. The adjustable pile foundation circular cutting control bracket according to claim 2, wherein the mounting plate (3011) is provided with a roller (303) for moving the moving assembly (3), the roller (303) is located between the mounting plate (3011) and the track (1), and the roller (303) is abutted against the upper surface of the track (1).

4. An adjustable pile foundation circular cutting control bracket according to claim 1, characterized in that the chute (302) is provided with a limiting piece (304) for limiting the moving distance of the cutting assembly (4).

5. The adjustable pile foundation circular cutting control bracket according to claim 4, wherein the cutting assembly (4) comprises a connecting rod (401) and a cutter head (402), the cutter head (402) is arranged at the end part of the connecting rod (401), and a cutter blade (403) is rotatably connected to the cutter head (402).

6. An adjustable pile foundation girdling control bracket according to claim 5, characterized in that the connecting rod (401) is sleeved with a binding band (305) for compacting the cutting assembly (4).

7. The adjustable pile foundation circular cutting control bracket according to claim 6, wherein both ends of the binding belt (305) are provided with sliding blocks (306), and the sliding blocks (306) are respectively and slidably arranged in the corresponding sliding grooves (302).

8. An adjustable pile foundation girdling control bracket according to claim 1, characterized in that several brackets (2) are arranged in the circumferential direction of the track (1).

9. The adjustable pile foundation circular cutting control bracket according to claim 1, wherein the bracket (2) comprises a bottom plate (201) and a connecting column (202) fixedly arranged on the bottom plate (201), and the connecting column (202) is externally sleeved with an adjusting column (203) for adjusting the height of the track (1).

10. The adjustable pile foundation circular cutting control bracket according to claim 9, wherein the adjusting column (203) is fixedly arranged on the lower surface of the track (1), a bolt hole (205) is formed in the adjusting column (203), a bolt (204) for fastening the connecting column (202) is arranged in the bolt hole (205), and the end part of the bolt (204) is abutted against the outer wall of the connecting column (202).