CN213732695U

CN213732695U - Concrete supporting beam cutting device

Info

Publication number: CN213732695U
Application number: CN202021733012.2U
Authority: CN
Inventors: 温江; 杨琴; 陈松; 李世猛
Original assignee: Chengdu Rongzheng Engineering Technology Co ltd
Current assignee: Chengdu Rongzheng Engineering Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-07-20
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of the building, especially, a concrete supporting beam cutting device to in prior art, generally adopt to smash the method of demolising to a supporting beam, waste time and energy, be not convenient for operate the use, and cause the problem of pollution to the environment easily, the following scheme is proposed now, and it includes the base, the equal fixed mounting in bottom four corners of base has the universal wheel, and the top of base is seted up flutedly, and the worm is installed to the recess internal rotation, rotates on the bottom inner wall of recess and installs the bottom of two first pivots, and the equal fixed mounting in the outside of two first pivots has the worm wheel, and the worm meshes with two worm wheels mutually, and the equal fixed mounting in the outside of two first pivots has the gear, and equal slidable mounting has the rack on the both sides inner wall of recess. The utility model has the advantages of reasonable design, operation labour saving and time saving has effectually avoided breaking into pieces to a supporting beam and has demolishd, causes the problem of pollution to the environment, and is convenient for operate and use.

Description

Concrete supporting beam cutting device

Technical Field

The utility model relates to a building technical field especially relates to a concrete supporting beam cutting device.

Background

In building technical field, after the foundation ditch has dug, in order to prevent that the foundation ditch from collapsing, can build the protecting wall along the medial surface of foundation ditch, in order to increase the support intensity of protecting wall, can build many concrete supporting beam between the protecting wall, after the building is accomplished in the foundation ditch, just need demolish concrete supporting beam.

However, in the prior art, the method of breaking and dismantling the support beam is generally adopted, which is time-consuming, labor-consuming, inconvenient to operate and use and easy to cause environmental pollution, so a concrete support beam cutting device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving in prior art, generally adopting to smash the method of demolising to a supporting beam, waste time and energy, be not convenient for operate and use, and cause the shortcoming of pollution to the environment easily, and a concrete supporting beam cutting device who provides.

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

a concrete supporting beam cutting device comprises a base, universal wheels are fixedly mounted at four corners of the bottom of the base, a groove is formed in the top of the base, a worm is rotatably mounted in the groove, the bottoms of two first rotating shafts are rotatably mounted on the inner wall of the bottom of the groove, worm wheels are fixedly mounted on the outer sides of the two first rotating shafts and are meshed with the worm wheels, gears are fixedly mounted on the outer sides of the two first rotating shafts, racks are slidably mounted on the inner walls of the two sides of the groove respectively and are meshed with the corresponding gears respectively, a moving plate is fixedly mounted at the end, close to each other, of each of the two racks, a first rotating seat is fixedly mounted at one side, close to each other, of the two moving plates, the bottoms of connecting rods are rotatably mounted at the inner sides of the two first rotating seats, a second rotating seat is rotatably mounted at the top ends of the two connecting rods, the top of the two second rotating seats is fixedly mounted with the same fixing seat, the top fixed mounting of fixing base has two fixed plates, the inboard of two fixed plates is rotated and is installed same threaded rod, one side of fixing base is rotated and is installed the second pivot, the equal fixed mounting in the outside of the one end of threaded rod and second pivot has the belt pulley, transmission connection has same belt on two belt pulleys, the slide is installed to the outside screw thread of threaded rod, slide sliding connection has the connecting plate at the top fixed mounting of the top slide of fixing base, the top fixed mounting of connecting plate has the motor, fixed mounting has the cutting knife on the output shaft of motor.

Preferably, the outer side of the worm is provided with two groups of spiral teeth, the thread pitches of the two groups of spiral teeth are the same, and the rotation directions of the two groups of spiral teeth are opposite, so that the rotation directions of the two worm wheels are always opposite, and the rotation speed is always kept consistent.

Preferably, the clamping plates are fixedly mounted on the inner walls of the two sides of the groove, the top ends of the two first rotating shafts are respectively connected with the corresponding clamping plates in a rotating mode, and the two first rotating shafts are convenient to rotate and mount.

Preferably, the top fixed mounting of base has four gag lever posts, and four spacing grooves have been seted up to the bottom of fixing base, and four gag lever posts are sliding connection respectively in corresponding spacing inslot, play certain limiting displacement.

Preferably, the top of the fixing seat is provided with a sliding groove, and the sliding seat is connected in the sliding groove in a sliding manner and is convenient to connect with the sliding seat in a sliding manner.

Preferably, one side fixed mounting that two fixed plates are close to each other has same horizontal pole, and slide sliding connection plays certain limiting displacement to the slide in the outside of horizontal pole.

In the utility model, a concrete supporting beam cutting device, through rotating the worm, and can drive two worm wheels to rotate through the meshing transmission of worm and two worm wheels, and can drive two worm wheels to rotate relatively through two sets of helical teeth outside the worm, thereby can make two worm wheels drive two gears to rotate relatively, thereby through the meshing transmission of wheel and rack, can drive two racks to move close to each other, thereby make two racks drive two movable plates to move close to each other, then through the common cooperation of first rotating seat, connecting rod and second rotating seat, can jack up the fixing base, thereby can drive the cutting knife to rotate through the starter motor, cut the supporting beam at the eminence;

in the utility model, the concrete supporting beam cutting device can drive the threaded rod to rotate by rotating the second rotating shaft and then by the transmission connection of the two belt pulleys and the belt, so that the sliding seat can be driven to reciprocate left and right through the threaded connection of the threaded rod and the sliding seat, and the cutting knife can be driven to move left and right to adjust the position for cutting, the operation is simple, and the problems of breaking and dismantling of the supporting beam and pollution to the environment are avoided;

the utility model has the advantages of reasonable design, operation labour saving and time saving has effectually avoided breaking into pieces to a supporting beam and has demolishd, causes the problem of pollution to the environment, and is convenient for operate and use.

Drawings

Fig. 1 is a schematic structural view of a concrete support beam cutting device according to the present invention;

fig. 2 is a schematic structural view of a portion a of a concrete support beam cutting device according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the concrete support beam cutting device according to the present invention.

In the figure: 1. a base; 2. a universal wheel; 3. a groove; 4. a worm; 5. a first rotating shaft; 6. a worm gear; 7. a gear; 8. a rack; 9. moving the plate; 10. a first rotating base; 11. a connecting rod; 12. a second rotating base; 13. a fixed seat; 14. a limiting rod; 15. a limiting groove; 16. a fixing plate; 17. a threaded rod; 18. a second rotating shaft; 19. a belt pulley; 20. a belt; 21. a slide base; 22. a connecting plate; 23. a motor; 24. a cutting knife.

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.

Referring to fig. 1-3, a concrete supporting beam cutting device comprises a base 1, universal wheels 2 are fixedly mounted at four corners of the bottom of the base 1, a groove 3 is formed in the top of the base 1, a worm 4 is rotatably mounted in the groove 3, bottoms of two first rotating shafts 5 are rotatably mounted on an inner wall of the bottom of the groove 3, worm wheels 6 are fixedly mounted on outer sides of the two first rotating shafts 5, the worm 4 is meshed with the two worm wheels 6, gears 7 are fixedly mounted on outer sides of the two first rotating shafts 5, racks 8 are slidably mounted on inner walls of two sides of the groove 3, the two racks 8 are respectively meshed with the corresponding gears 7, a moving plate 9 is fixedly mounted at one end, close to each other, of the two moving plates 9, a first rotating seat 10 is fixedly mounted at one side, close to each other, and the bottom end of a connecting rod 11 is rotatably mounted at the inner sides of the two first rotating seats 10, the top of two connecting rods 11 is all rotated and is installed second and rotate seat 12, the top fixed mounting that two second rotated seat 12 has same fixing base 13, the top fixed mounting of fixing base 13 has two fixed plates 16, same threaded rod 17 is installed in the inboard rotation of two fixed plates 16, one side of fixing base 13 is rotated and is installed second pivot 18, the equal fixed mounting in the outside of one end of threaded rod 17 and second pivot 18 has belt pulley 19, the transmission is connected with same belt 20 on two belt pulleys 19, slide 21 is installed to the outside screw thread of threaded rod 17, slide 21 sliding connection has connecting plate 22 at the top fixed mounting of the top slide 21 of fixing base 13, the top fixed mounting of connecting plate 22 has motor 23, fixed mounting has cutting knife 24 on the output shaft of motor 23.

The outside of worm 4 is equipped with two sets of helical teeth, two sets of helical tooth screw pitches are the same, and revolve to opposite, make two worm wheel 6 revolve to all the time the opposite, the rotation rate remains the unanimity all the time, equal fixed mounting has the cardboard on the both sides inner wall of recess 3, the top of two first pivots 5 rotates with corresponding cardboard respectively and is connected, be convenient for rotate two first pivots 5 of installation, base 1's top fixed mounting has four gag lever posts 14, four spacing grooves 15 have been seted up to fixing base 13's bottom, four gag lever posts 14 sliding connection respectively are in corresponding spacing groove 15, play certain limiting displacement, the spout has been seted up at fixing base 13's top, slide 21 sliding connection is in the spout, be convenient for sliding connection slide 21, one side fixed mounting that two fixed plates 16 are close to each other has same horizontal pole, slide 21 sliding connection is in the outside of horizontal pole, play certain limiting displacement to slide 21.

In the utility model, when in use, the device can be pushed to move by four universal wheels 2, the worm 4 can be rotated, the two worm wheels 6 can be driven to rotate by the meshing transmission of the worm 4 and the two worm wheels 6, the two worm wheels 6 can be driven to rotate relatively by the two groups of helical teeth outside the worm 4, so that the two worm wheels 6 can drive the two gears 7 to rotate relatively, the two racks 8 can be driven to move close to each other by the meshing transmission of the gears 7 and the racks 8, so that the two racks 8 drive the two movable plates 9 to move close to each other, then the fixed seat 13 can be jacked up by the common matching of the first rotating seat 10, the connecting rod 11 and the second rotating seat 12, so that the cutting knife 24 can be driven to rotate by the starting motor 23, the supporting beam at high altitude can be cut, and the second rotating shaft 18 can be rotated, then be connected through the transmission of two belt pulleys 19 and belt 20, can drive threaded rod 17 and rotate to through the threaded connection of threaded rod 17 and slide 21, can drive reciprocating motion about slide 21, thereby can drive cutting knife 24 and remove the adjusting position and cut, easy operation, labour saving and time saving, the operation of being convenient for is used, and has avoided breaking into pieces the removal of a supporting beam, causes the problem of pollution to the environment.

Claims

1. A concrete supporting beam cutting device comprises a base (1) and is characterized in that universal wheels (2) are fixedly mounted at four corners of the bottom of the base (1), a groove (3) is formed in the top of the base (1), a worm (4) is rotatably mounted in the groove (3), the bottom ends of two first rotating shafts (5) are rotatably mounted on the inner wall of the bottom of the groove (3), worm gears (6) are fixedly mounted on the outer sides of the two first rotating shafts (5), the worm (4) is meshed with the two worm gears (6), gears (7) are fixedly mounted on the outer sides of the two first rotating shafts (5), racks (8) are slidably mounted on the inner walls of two sides of the groove (3), the two racks (8) are respectively meshed with the corresponding gears (7), a movable plate (9) is fixedly mounted at one end, close to each other, a first rotating seat (10) is fixedly mounted on one side, close to each other, of the two movable plates (9), the inner sides of the two first rotating seats (10) are respectively rotatably provided with the bottom end of the connecting rod (11), the top ends of the two connecting rods (11) are respectively rotatably provided with the second rotating seats (12), the top parts of the two second rotating seats (12) are fixedly provided with the same fixing seat (13), the top parts of the fixing seats (13) are fixedly provided with two fixing plates (16), the inner sides of the two fixing plates (16) are respectively rotatably provided with the same threaded rod (17), one side of the fixing seat (13) is rotatably provided with the second rotating shaft (18), one end of the threaded rod (17) and the outer side of the second rotating shaft (18) are respectively fixedly provided with a belt pulley (19), the two belt pulleys (19) are respectively and rotatably connected with the same belt (20), the outer side of the threaded rod (17) is provided with a sliding seat (21), the sliding seat (21) is slidably connected with the top parts of the sliding seats (21) of the fixing seats (13) and is fixedly provided with a connecting plate (22), a motor (23) is fixedly mounted at the top of the connecting plate (22), and a cutting knife (24) is fixedly mounted on an output shaft of the motor (23).

2. A concrete support beam cutting device as claimed in claim 1, wherein the worm (4) is provided on its outer side with two sets of helical teeth having the same pitch and opposite direction of rotation.

3. A concrete supporting beam cutting device as claimed in claim 1, wherein clamping plates are fixedly arranged on the inner walls of the two sides of the groove (3), and the top ends of the two first rotating shafts (5) are respectively and rotatably connected with the corresponding clamping plates.

4. A concrete supporting beam cutting device as claimed in claim 1, wherein four limiting rods (14) are fixedly mounted at the top of the base (1), four limiting grooves (15) are formed in the bottom of the fixing seat (13), and the four limiting rods (14) are respectively slidably connected in the corresponding limiting grooves (15).

5. A concrete supporting beam cutting device as claimed in claim 1, wherein the top of the fixed seat (13) is provided with a sliding groove, and the sliding seat (21) is slidably connected in the sliding groove.

6. A concrete support beam cutting device as claimed in claim 1, wherein the same cross bar is fixedly mounted to the side of the two fixed plates (16) adjacent to each other, and the slide (21) is slidably connected to the outer side of the cross bar.