CN112962604B

CN112962604B - Pile cutter for building disassembly

Info

Publication number: CN112962604B
Application number: CN202110203514.7A
Authority: CN
Inventors: 秦其琪
Original assignee: Shandong Dingxin Geotechnical Technology Co ltd
Current assignee: Shandong Dingxin Geotechnical Technology Co ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2022-08-12
Anticipated expiration: 2041-02-24
Also published as: CN112962604A

Abstract

The invention relates to the technical field of building equipment, and discloses a pile cutter for building disassembly, which comprises a block, wherein the middle part of the block is provided with an adjusting groove, a hydraulic oil cylinder is movably sleeved in the adjusting groove, the top parts of the extending ends on the two sides of the front surface of the block are fixedly connected with oil through pipes, a drill rod is movably sleeved in an oil cavity, a hydraulic cavity is arranged in the extending end of the block, oil guide holes with two ends respectively communicated with the hydraulic cavity are arranged in the oil through pipes, a pressure limiting valve is sleeved in the internal thread of a rotary hole, a positioning shaft is fixedly arranged in the middle part of the top surface of the block, a fixed fixture block is movably sleeved on the outer ring of the positioning shaft, semicircular movable cavities are arranged in the two sides of the block, a rotary rod is movably sleeved at the end part of the movable cavity, the outer end of the rotary rod is fixedly connected with a connecting plate, and through the structural design of the block and an adjusting mechanism of the hydraulic oil cylinder, the whole practicability is improved, and the service life is prolonged.

Description

Pile cutter for building disassembly

Technical Field

The invention relates to the technical field of building equipment, in particular to a pile cutting machine for building disassembly.

Background

There are many mechanical devices commonly used in building construction, wherein when some buildings are demolished, the poured column body part is difficult to be pushed directly, so that the mechanical device alignment is needed for carrying out the breaking and cutting treatment, wherein the most used one is the pile cutting machine, the annular body formed by a hydraulic cylinder structure is sleeved on the surface of the column body, and then a drill rod is extended out and acts on the surface of the column body by applying hydraulic pressure so as to break and cut the column body, the principle of the pile cutting machine is simple and convenient to use, but in practice, certain problems exist:

1. when the column body is cut by using the pile cutting machine, a crane or an excavator is adopted for suspension, so that the hydraulic oil cylinders and the drill rods cannot be guaranteed to bear the same reaction force relative to the column body when hydraulic pressure is applied due to the irregularity of the surface of the column body after the hydraulic oil cylinders and the drill rods are sleeved on the surface of the column body, the problem that the service life of the hydraulic oil cylinders and the drill rods is influenced due to the uneven stress, and meanwhile, the difference between the extending direction of the drill rods in each direction and the surface verticality of the column body is large when the column bodies in different shapes are cut, so that the uniform stress of the column body is not facilitated, and the cutting time and the hydraulic loss of the column body are increased;

2. the pile cutting machine can be detached, but the existing pile cutting machines are combined to form a fixed hydraulic cylinder, so that different pile cutting machines need to be replaced when cylinders with different shapes and diameters are cut, the pile cutting machine is large and heavy, and a large number of pile cutting machines cannot be carried with the pile cutting machine during construction, so that the existing pile cutting machine has the problem of small use range and cannot be adjusted according to actual conditions.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the pile cutting machine for building disassembly, which has the advantages of high practicability and long service life and solves the problems in the background technology.

The invention provides the following technical scheme: a pile cutter for building disassembly comprises a block, wherein an adjusting groove is formed in the middle of the block, a hydraulic oil cylinder is movably sleeved in the adjusting groove, oil through pipes are fixedly connected to the tops of extending ends of two sides of the front face of the block, a shaft sleeve is fixedly mounted on the inner side of the extending end of the front face of the block, a sleeve shaft with one end movably connected with the hydraulic oil cylinder is movably sleeved in the shaft sleeve, a hydraulic interface is fixedly mounted at the top of the hydraulic oil cylinder, an oil cavity is formed in the hydraulic oil cylinder, a drill rod is movably sleeved in the oil cavity, a hydraulic cavity is formed in the extending end of the block, oil guide holes with two ends respectively communicated with the hydraulic cavity are formed in the oil through pipes, the diameter of the middle of the oil through pipes is increased, a rotary hole in the vertical direction is formed in the oil through pipes, a pressure limiting valve is sleeved on the internal thread of the rotary hole, and a positioning shaft is fixedly mounted in the middle of the top face of the block, and the outer ring of the positioning shaft is movably sleeved with a fixed clamping block.

Preferably, the inside activity chamber of seting up the semicircle ring in chunk both sides, the bull stick has been cup jointed in the tip activity in activity chamber, the outer end fixedly connected with connecting plate of bull stick, the dome change ring has been seted up at the middle part in the chunk outside, the ring gear has been cup jointed in the middle part activity in activity chamber, the inboard movable mounting that the activity chamber is located the ring gear has the gear with ring gear meshing transmission, gear top surface fixedly connected with one end stretches out the pivot at chunk top, the outer lane activity that the end was stretched out in the pivot has cup jointed two nuts, the draw-in groove of symmetry and fixed fixture block both ends adaptation looks adaptation is seted up to the both sides of nut.

Preferably, the pressure limiting valve is in the vertical direction, the two ends of the oil guide hole in the oil pipe are completely separated when the pressure limiting valve is screwed down, and the middle of the section of the pressure limiting valve tends to be reduced.

Preferably, hydraulic oil is filled between one end, sleeved on the inner side of the movable cavity, of the rotating rod and the side face of the toothed ring, one end of the connecting plate abuts against the side face of the block when the toothed key on the toothed ring rotates to the maximum position, and the connecting plates can be fixedly connected through the connecting structure.

Preferably, the top outer ring of the rotating shaft is an upper section of spiral and a lower section of spiral in different directions, the two sections of spiral are respectively sleeved with a nut, and the height of the fixed clamping block is equal to the length of the rotating shaft extending out of the top surface section of the block.

The invention has the following beneficial effects:

1. through having set up the adjustment tank and having installed movable hydraulic cylinder, and control the inside hydraulic pressure condition through leading to oil pipe on the chunk, compare in prior art, thereby utilize the adjustment tank can carry out hydraulic cylinder's position control and adapt to different cylinders more and cut the stake, the extension of having guaranteed the drill rod can receive certain homogeneity, utilize the inside hydraulic pressure of pressure limiting valve control and regulation hydraulic cylinder simultaneously, can guarantee to realize fixed position also can realize hydraulic cylinder's movable work after adjusting, and can control movable scope and size, more do benefit to the even atress of cylinder and cut the permanent use of guaranteeing to cut the stake machine.

2. Can carry out the installation between two liang through the connecting plate that sets up, and set up the adjusting gear structure in the chunk is inside, compare in prior art, thereby utilize the angle modulation that the regulation can realize the connecting plate easy to assemble more, and can select the quantity of chunk according to the cylinder size condition of difference, can carry out the cylinder of various sizes under the sufficient condition of assurance block quantity like this and cut, its practical scope has been increased, also conveniently carry simultaneously, and can adjust the formula of formula and can cut the cylinder of different shapes, more do benefit to architectural dismantlement.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an overall elevational view of the structure of the present invention;

FIG. 3 is an overall top view of the structure of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 5 is a cross-sectional view taken along line B-B in fig. 3.

In the figure: 1. blocking; 101. an adjustment groove; 102. a hydraulic chamber; 103. a movable cavity; 2. a hydraulic cylinder; 201. an oil chamber; 3. an oil pipe is communicated; 301. an oil guide hole; 302. screwing holes; 4. a shaft sleeve; 5. a sleeve shaft; 6. a hydraulic interface; 7. a drill rod; 8. a pressure limiting valve; 9. a rotating rod; 10. a connecting plate; 11. a round convex swivel; 12. a toothed ring; 13. a gear; 14. a rotating shaft; 15. positioning the shaft; 16. fixing the fixture block; 17. a nut; 1701. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a pile cutter for building disassembly comprises a block 1, an adjusting groove 101 is arranged in the middle of the block 1, a hydraulic oil cylinder 2 is movably sleeved in the adjusting groove 101, oil pipes 3 are fixedly connected to the top of the extending ends of the two front sides of the block 1, a shaft sleeve 4 is fixedly mounted on the inner side of the extending end of the front side of the block 1, a sleeve shaft 5 with one end movably connected with the hydraulic oil cylinder 2 is movably sleeved in the shaft sleeve 4, a hydraulic connector 6 is fixedly mounted at the top of the hydraulic oil cylinder 2, an oil cavity 201 is arranged in the hydraulic oil cylinder 2, a drill rod 7 is movably sleeved in the oil cavity 201, a hydraulic cavity 102 is arranged in the extending end of the block 1, oil guide holes 301 with two ends respectively communicated with the hydraulic cavity 102 are arranged in the oil pipes 3, a rotary hole 302 in the vertical direction is arranged in the middle of the oil pipes 3, a pressure limiting valve 8 is sleeved in the inner thread of the rotary hole 302, a positioning shaft 15 is fixedly arranged in the middle of the top surface of the block 1, a fixed clamping block 16 is movably sleeved on the outer ring of the positioning shaft 15, a semicircular movable cavity 103 is arranged in each of two sides of the block 1, a rotating rod 9 is movably sleeved at the end part of the movable cavity 103, a connecting plate 10 is fixedly connected with the outer end of the rotating rod 9, a round convex rotating ring 11 is arranged in the middle of the outer side of the block 1, an angle scale is designed on the top surface of the round convex rotating ring 11, the rotating angle of the connecting plate 10 can be known through the scale, so that the angle design of the connecting plate 10 can be realized according to the number of the required blocks 1 to facilitate the connection and installation, a toothed ring 12 is movably sleeved in the middle of the movable cavity 103, a gear 13 which is positioned on the inner side of the toothed ring 12 and is in meshing transmission with the toothed ring 12 is movably mounted in the movable cavity 103, a rotating shaft 14 with one end extending out of the top surface of the gear 13, and two nuts 17 are sleeved on the movable outer ring of the extending end of the rotating shaft 14, the two sides of the nut 17 are provided with symmetrical slots 1701 adapted to the two ends of the fixed latch 16.

The pressure limiting valve 8 is located in the vertical direction, two ends of an oil guide hole 301 in the oil through pipe 3 are completely separated when the pressure limiting valve 8 is screwed down, the middle of the cross section of the pressure limiting valve 8 tends to be reduced, hydraulic fluidity in the hydraulic cavity 102 can be controlled through the pressure limiting valve 8, therefore, self-adaptive adjustment of the hydraulic oil cylinder 2 is achieved through the flexibility of the sleeve shaft 5, meanwhile, the opening degree of the pressure limiting valve 8 also determines the self-adaptive adjustment speed and range of the hydraulic oil cylinder 2 to a certain degree, and the cross section size design in the middle of the pressure limiting valve 8 can play a role in stabilizing internal hydraulic pressure, and the stability of the hydraulic oil cylinder 2 is guaranteed.

Wherein, the bull stick 9 cup joints and is filled with hydraulic oil between the one end of activity chamber 103 inboard and the side of ring gear 12, the one end of connecting plate 10 supports the side of chunk 1 when the tooth key on the ring gear 12 rotates the maximum position, can pass through connection structure fixed connection between the connecting plate 10, realize forming whole big pile cutter structure through connecting plate 10 fixed connection between two liang, rotate through gear 13 and drive ring gear 12 and rotate the angle modulation that can realize connecting plate 10, and make connecting plate 10 keep the angle motionless through the fixed of pivot 14 outer top.

Wherein, the top outer lane of pivot 14 is the spiral of two sections different directions about and two sections spirals have cup jointed a nut 17 respectively, fixed fixture block 16 highly equals the length that the top surface section of chunk 1 was stretched out to pivot 14, through to two directions rotate nut 17 can realize adjusting draw-in groove 1701 the position make it be in same vertical position and correspond the both ends to fixed fixture block 16, even receive the effect of rotating force at gear 13 and also can't drive pivot 14 and rotate like this, because its two nuts 17's fastening opposite direction, can play the effect of mutual restriction, thereby can keep connecting plate 10 after adjusting the angle to fix a position and conveniently assemble into and cut the stake machine.

The working principle is that the required number of the blocks 1 are determined according to the size and the shape of a cylinder to be cut to form the pile cutting machine, meanwhile, the relative rotation angle of a connecting plate 10 when the blocks 1 are installed is calculated, a gear 13 is driven to rotate through a rotation shaft 14, a toothed ring 12 is driven to rotate through the gear 13, hydraulic oil is pushed to drive a rotating rod 9 to rotate, the rotating rod 9 drives the connecting plate 10 to rotate, scales on a round convex rotating ring 11 are observed at the moment, the rotating is stopped after the required angle is reached, two nuts 17 are rotated at the top of the rotating shaft 14 and adjusted to proper positions, namely, two clamping grooves 1701 are positioned in the same vertical direction, then a fixed clamping block 16 is sleeved downwards from the top to tightly clamp the clamping grooves 1701 of the nuts 17, the installation and adjustment of the blocks 1 are completed, and then the assembling can be carried out;

after the hydraulic oil cylinder 2 is assembled, the hydraulic oil cylinder 2 can be adjusted according to the specific shape of the cylinder, the pressure limiting valve 8 is opened, the hydraulic oil cylinder 2 is rotated to a required position, the pressure limiting valve 8 is screwed down again, the hydraulic oil cylinder 2 is limited at a certain position at the moment, then pile cutting operation can be carried out, when the movable hydraulic oil cylinder 2 is required, the pile cutting operation can be realized only by rotating the pressure limiting valve 8, and the size of the movable condition of the hydraulic oil cylinder 2 can be controlled according to the size of the opened pressure limiting valve 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a building is dismantled with cutting stake machine, includes chunk (1), its characterized in that: an adjusting groove (101) is formed in the middle of the block (1), a hydraulic oil cylinder (2) is movably sleeved in the adjusting groove (101), oil through pipes (3) are fixedly connected to the tops of the extending ends of the two sides of the front surface of the block (1), a shaft sleeve (4) is fixedly installed on the inner side of the extending end of the front surface of the block (1), a sleeve shaft (5) with one end movably connected with the hydraulic oil cylinder (2) is movably sleeved in the shaft sleeve (4), a hydraulic interface (6) is fixedly installed at the top of the hydraulic oil cylinder (2), an oil cavity (201) is formed in the hydraulic oil cylinder (2), a drill rod (7) is movably sleeved in the oil cavity (201), a hydraulic cavity (102) is formed in the extending end of the block (1), and oil guide holes (301) with two ends respectively communicated with the hydraulic cavity (102) are formed in the oil through pipes (3), the diameter of the middle position of the oil pipe (3) is increased, a rotary hole (302) in the vertical direction is formed in the oil pipe, a pressure limiting valve (8) is sleeved on the inner thread of the rotary hole (302), a positioning shaft (15) is fixedly installed in the middle of the top surface of the block (1), a fixed clamping block (16) is movably sleeved on the outer ring of the positioning shaft (15), the pressure limiting valve (8) is in the vertical direction and completely separates two ends of an oil guide hole (301) in the oil pipe (3) when the pressure limiting valve (8) is screwed down, the middle of the cross section of the pressure limiting valve (8) is in a reduction trend, a semicircular movable cavity (103) is formed in each of two sides of the block (1), a rotating rod (9) is movably sleeved on the end of the movable cavity (103), a connecting plate (10) is fixedly connected to the outer end of the rotating rod (9), a round convex rotating ring (11) is formed in the middle of the outer side of the block (1), a gear ring (12) is movably sleeved in the middle of the movable cavity (103), a gear (13) which is in meshing transmission with the gear ring (12) is movably arranged on the inner side of the gear ring (12) of the movable cavity (103), the top surface of the gear (13) is fixedly connected with a rotating shaft (14) with one end extending out of the top of the block (1), two nuts (17) are movably sleeved on the outer ring of the extending end of the rotating shaft (14), the two sides of the nut (17) are provided with symmetrical clamping grooves (1701) which are matched with the two ends of the fixed clamping block (16), hydraulic oil is filled between one end of the rotating rod (9) sleeved on the inner side of the movable cavity (103) and the side surface of the gear ring (12), when the toothed key on the toothed ring (12) rotates to the maximum position, one end of the connecting plate (10) is abutted to the side face of the chunk (1), and the connecting plates (10) are fixedly connected through a connecting structure.

2. The pile cutting machine for building disassembly according to claim 1, characterized in that: the top outer ring of the rotating shaft (14) is an upper spiral, a lower spiral and a nut (17) are sleeved on the two spirals in different directions, and the height of the fixed clamping block (16) is equal to the length of the rotating shaft (14) extending out of the top surface section of the block (1).