CN216157086U

CN216157086U - Horizontal concrete removing mechanism

Info

Publication number: CN216157086U
Application number: CN202122208220.1U
Authority: CN
Inventors: 文再军; 刘伟康; 马健; 酉靖科; 李超
Original assignee: China Construction Fourth Bureau Third Construction Engineering Co Ltd
Current assignee: China Construction Fourth Bureau Third Construction Engineering Co Ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-04-01
Anticipated expiration: 2031-09-13

Abstract

The utility model relates to the technical field of indoor concrete ground finishing devices, and discloses a horizontal concrete removing mechanism, which comprises a supporting guide mechanism and a device body, wherein the supporting guide mechanism is arranged on the device body; the bottom end of the supporting height adjusting mechanism is fixedly arranged on the bottom plate, the top end of the supporting height adjusting mechanism bears a horizontal guide rail and a top telescopic supporting mechanism, the bottom end of the top telescopic supporting mechanism is fixedly arranged at the top end of the supporting height adjusting mechanism, and the top end of the top telescopic supporting mechanism is provided with a top plate; the device body is slidably arranged on the horizontal guide rail through a mounting mechanism arranged on the mounting frame, the motor is fixedly arranged on the mounting frame, and the transmission mechanism drives the crushing mechanism to rotate through the transmission mechanism; the motor, the elastic coupling, the first transmission shaft, the first chain wheel, the chain, the second chain wheel and the second transmission shaft are sequentially connected; rectangular mounting sections extend from two end parts of the second transmission shaft, and crushing wheels are detachably mounted on the rectangular mounting sections.

Description

Horizontal concrete removing mechanism

Technical Field

The utility model relates to the technical field of indoor concrete ground finishing devices, in particular to a horizontal concrete removing mechanism which is used for finishing a concrete ground in an indoor space of a building.

Background

Modern high-rise building indoor ground is generally formed by integrally and horizontally pouring concrete, but in the subsequent construction process, concrete used in the construction processes such as wall construction, wall surface leveling and the like can be remained on the ground and form hard concrete blocks, so that the ground is uneven. The prior art has the following solutions: and adopting manual work to remove the raised concrete blocks on the ground by using an electric pick and an air pick in sequence. The air pick or the electric pick has small single operation area, low construction efficiency and difficult thorough removal, and delays the acceptance time to influence the acceptance result.

Meanwhile, in construction scenes such as old and old floor demolition, the air pick or the electric pick has the following defects which are difficult to overcome: 1. when the air pick or the electric pick works, the pick head continuously impacts and breaks the floor, the pick head directly impacts the floor to generate huge noise pollution and the noise pollution is transmitted through a building body structure, the personnel health is not facilitated, and people are disturbed to easily cause neighborhood disputes; 2. through long-term on-site construction observation, it is found that when workers use the air pick or the electric pick, the air pick or the electric pick is constructed along the direction vertical to the floor surface at times in order to save labor and quickly break the floor, so that the original buried power supply, water supply and heating pipelines are easily damaged, the electric wire short circuit is caused to influence the electricity utilization safety or the damage to the downstairs decoration is caused by the formation of water leakage points; meanwhile, as the thickness of the floor slab is generally only 80mm-120mm, the unnormalized construction mode is very easy to cause inconspicuous hidden injuries and hidden dangers to the floor slab structure, and particularly, when the old precast slab building is constructed, the precast slab structure is more easily damaged due to hollowness and poor strength; however, in the field construction process, the worker sources and the construction sites are scattered, and unified and standard management is extremely difficult to achieve, so that the nonstandard construction phenomenon is widely existed and is difficult to forbid.

Therefore, a horizontal concrete removing mechanism is needed to solve the above problems.

Disclosure of Invention

Aiming at the problems that the single operation area of the electric pick or the air pick is small and the pre-buried pipeline and the floor slab are easily damaged, the utility model provides the horizontal concrete removing mechanism, and the effects of increasing the operation area, weakening the impact on the floor slab and avoiding damaging the floor slab structure and the pre-buried pipeline are realized by installing a plurality of crushing wheels and avoiding directly impacting the floor slab structure.

The utility model is realized by the following technical scheme:

a horizontal concrete removing mechanism comprises a supporting guide mechanism and a device body;

the supporting and guiding mechanism comprises a bottom plate, a supporting height adjusting mechanism, a horizontal guide rail, a top telescopic supporting mechanism and a top plate; the bottom end of the supporting height adjusting mechanism is fixedly arranged on the bottom plate, a horizontal guide rail and a top telescopic supporting mechanism are loaded at the top end of the supporting height adjusting mechanism, the bottom end of the top telescopic supporting mechanism is fixedly arranged at the top end of the supporting height adjusting mechanism, and a top plate is arranged at the top end of the top telescopic supporting mechanism;

the device body is positioned on one side of a ground area to be trimmed and comprises a mounting frame, a motor, a transmission mechanism and a crushing mechanism; the device body is slidably mounted on the horizontal guide rail through a mounting mechanism arranged on the mounting frame, the motor is fixedly mounted on the mounting frame, and the motor drives the crushing mechanism to rotate through a transmission mechanism; the transmission mechanism comprises an elastic coupling, a first transmission shaft, a second transmission shaft, a first chain wheel, a second chain wheel and a chain, the output end of a main shaft of the motor is connected with the first transmission shaft through the elastic coupling, the first transmission shaft and the second transmission shaft are fixedly arranged on the mounting frame through a bearing inner ring, the first chain wheel is arranged on the first transmission shaft, the second chain wheel is arranged on the second transmission shaft, and the first chain wheel and the second chain wheel are driven by the chain; the two ends of the second transmission shaft extend to form rectangular mounting sections, the rectangular mounting sections are detachably provided with crushing wheels, and the peripheries of the crushing wheels are provided with crushing teeth made of hard alloy.

In order to better implement the utility model, further, the number of the crushing wheels on the rectangular mounting section is 1 and more.

In order to better implement the utility model, a first protection shell is further arranged on the outer sides of the first chain wheel, the second chain wheel and the chain, the first protection shell is respectively connected with the first transmission shaft and the second transmission shaft through outer rings of bearings, and the first protection shell is fixedly connected with the mounting frame.

In order to better implement the present invention, further, the bottom surface of the bottom plate and the top surface of the top plate are provided with shock absorbing pads.

In order to better implement the utility model, further, a second protective shell is arranged on the outer side of the crushing wheel, and the second protective shell is fixedly connected with the mounting frame.

In order to better realize the utility model, a dust suction pipe penetrates through the second protective shell, an air inlet of the dust suction pipe is positioned at the inner side of the second protective shell, a grate plate is arranged at the air inlet of the dust suction pipe, and an air outlet end of the dust suction pipe is connected with a dust suction device.

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

(1) according to the utility model, the device body is arranged on the horizontal sliding rail, and the construction depth of the crushing wheel of the supporting height adjusting device is adjusted, so that the damage to the embedded pipeline or the floor slab caused by the over-deep construction depth of the crushing wheel is avoided;

(2) in the rotation process of the crushing wheel, the linear velocity of the crushing teeth moves from bottom to oblique top and impacts the side of the convex concrete block or floor tile to be repaired to crush the concrete block or floor tile towards oblique top, so that the floor slab is prevented from being stressed and increased due to the impact from top to bottom, the transmission of the vibration and noise of the building body is effectively weakened, and the damage of the building body due to the vibration is avoided;

(3) a plurality of crushing wheels can be installed on the rectangular installation section, so that the construction area is large when the ground is trimmed, and the working efficiency is high.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale. All of the inventive innovations herein should be considered in the disclosure and the scope of the present invention.

FIG. 1 is a schematic structural view of a horizontal concrete removal mechanism provided by the present invention;

FIG. 2 is a schematic structural view of the support guide mechanism of the present invention;

FIG. 3 is a schematic structural diagram of the apparatus of the present invention;

FIG. 4 is a schematic structural view of a first protective case according to the present invention;

FIG. 5 is a schematic view of the second protection and connection with the dust suction device according to the present invention;

fig. 6 is a schematic view of the structure of the crushing wheel of the present invention.

Wherein: 1. a support guide mechanism; 11. a base plate; 12. a support height adjustment mechanism; 13. a horizontal guide rail; 14. a top telescopic support mechanism; 15. a top plate; 2. a device body; 21. a mounting frame; 211. a mounting mechanism; 22. an electric motor; 231. an elastic coupling; 232. a first drive shaft; 233. a second drive shaft; 234. a first sprocket; 235. a second sprocket; 236. a chain; 241. a rectangular mounting section; 242. a crushing wheel; 2421. crushing teeth; 001. a first protective case; 003. a second protective shell; 0031. a dust collection pipe; 0032. a grid plate; 0033. a dust suction device.

Detailed Description

The present invention will be described in further detail with reference to the following examples. This should not be understood as limiting the scope of the above-described subject matter of the present invention to the following examples. Various substitutions and alterations according to the general knowledge and conventional practice in the art are intended to be included within the scope of the present invention without departing from the technical spirit of the present invention as described above.

Example 1:

the horizontal concrete removing mechanism comprises a supporting guide mechanism 1 and a device body 2;

the supporting and guiding mechanism 1 comprises a bottom plate 11, a supporting height adjusting mechanism 12, a horizontal guide rail 13, a top telescopic supporting mechanism 14 and a top plate 15; the bottom end of a supporting height adjusting mechanism 12 is fixedly mounted on the bottom plate 11, a horizontal guide rail 13 and a top telescopic supporting mechanism 14 are borne at the top end of the supporting height adjusting mechanism 12, the bottom end of the top telescopic supporting mechanism 14 is fixedly mounted at the top end of the supporting height adjusting mechanism 12, and a top plate 15 is arranged at the top end of the top telescopic supporting mechanism 14;

the device body 2 is positioned on one side of a ground area to be trimmed and comprises a mounting frame 21, a motor 22, a transmission mechanism and a crushing mechanism; the device body 2 is slidably mounted on the horizontal guide rail 13 through a mounting mechanism 211 arranged on the mounting frame 21, the motor 22 is fixedly mounted on the mounting frame 21, and the motor drives the crushing mechanism to rotate through a transmission mechanism; the transmission mechanism comprises an elastic coupling 231, a first transmission shaft 232, a second transmission shaft 233, a first chain wheel 234, a second chain wheel 235 and a chain 236, the output end of the main shaft of the motor 22 is connected with the first transmission shaft 232 through the elastic coupling 231, the first transmission shaft 232 and the second transmission shaft 233 are fixedly mounted on the mounting frame 21 through inner bearing rings, the first chain wheel 234 is mounted on the first transmission shaft 232, the second chain wheel 235 is mounted on the second transmission shaft 233, and the first chain wheel 234 and the second chain wheel 235 are driven through the chain 236; rectangular mounting sections 241 extend from two ends of the second transmission shaft 233, a crushing wheel 242 is detachably mounted on the rectangular mounting sections 241, and crushing teeth 2421 made of hard alloy are arranged on the periphery of the crushing wheel 242.

In the embodiment, the device body 2 is installed on the supporting and guiding mechanism 1, the supporting and guiding mechanism 1 plays a role in bearing and guiding the device body 2, the bottom plate 11 in the supporting and guiding mechanism 1 is fixedly installed at the bottom end of the supporting height adjusting mechanism 12, the horizontal guide rail 13 is detachably installed at the top end of the supporting height adjusting mechanism 12, and the device body 2 is installed on the horizontal guide rail 13 in a sliding manner, so that the device body 2 can slide along the horizontal guide rail 13, and the horizontal guide rail 13 is adjusted to a proper height through the supporting height adjusting mechanism 12 when in use, so that the floor structure cannot be damaged due to the fact that the crushing wheels 242 cut too deeply when the device body 2 is used for ground finishing construction, especially when an old floor is removed, the cutting depth of the crushing wheels 242 is kept constant, and damage to an embedded pipeline is effectively avoided; the top telescopic supporting mechanism 14 and the top plate 15 which are installed at the top end of the supporting height adjusting mechanism 12 enable the top plate 15 to tightly abut against a ceiling through extending the top telescopic supporting mechanism 14, and the phenomenon that the stress influences the balance of the device when the device body 2 works is avoided.

Adopt elastic coupling 231 to connect motor 22 main shaft output and first transmission shaft 232 among the drive mechanism of device body 2, block motor 22 when avoiding broken wheel 242 atress too big can not in time rotate when starting, main shaft blocks and leads to the coil to burn out when effectively avoiding motor 22 to start, because broken wheel 242 during operation may receive great reaction force, consequently adopt the chain drive mode of first sprocket 234, chain 236, second sprocket 235, can bear great reaction force, avoid adopting belt drive to appear inefficacy.

Rectangular mounting sections 241 are arranged at two ends of the second transmission shaft 233, a plurality of crushing wheels 242 are fixedly mounted on the rectangular mounting sections 241, and the effects of adjusting the working area and the cutting depth can be achieved by mounting the number, the diameter and the wheel width of the crushing wheels 242; the installation of a single or a plurality of crushing wheels 242 at intervals can also perform slotting processing on the ground, so that the wiring and pipe burying are convenient; the crushing teeth 2421 made of hard alloy are arranged on the periphery of the crushing wheel 242, so that the crushing wheel 242 has good wear resistance and is beneficial to prolonging the service life of the crushing wheel 242.

In this embodiment, the crushing teeth 2421 on the crushing wheel 242 are arc-shaped teeth, and the tooth heads move from the lower part to the upper part obliquely during operation to impact on the side of the projected concrete block or floor tile to be repaired, so as to crush the concrete block or floor tile to the upper part obliquely, thereby avoiding the large stress of the floor slab caused by the impact from the top to the bottom, effectively weakening the transmission of the vibration and noise of the building body, and avoiding the damage of the building body due to the vibration.

Example 2:

the present embodiment is further optimized based on embodiment 1, and as shown in fig. 2, the number of the crushing wheels 242 on the rectangular mounting section 241 is 1 or more.

The machining area of the device can be adjusted by changing the number of crushing wheels 242 mounted on the rectangular mounting section 241.

The outer sides of the first chain wheel 234, the second chain wheel 235 and the chain 236 are provided with a first protection shell 001, the first protection shell 001 is connected with the first transmission shaft 232 and the second transmission shaft 233 through the outer ring of the bearing, and the first protection shell 001 is fixedly connected with the mounting frame 21.

The first protection shell 001 forms a relatively closed space to protect the first chain wheel 234, the second chain wheel 235 and the chain 236 therein, and prevents the broken pieces from being jammed between the chain wheel and the chain 236 and damaged in the construction process.

The bottom surface of the bottom plate 11 and the top surface of the top plate 15 are shock-absorbing pads.

The bottom plate 11 and the top plate 15 can be in various shapes such as triangle, circle and rectangle, the shock absorption pad is attached to the bottom plate 11 or the top plate 15, a buffer layer is formed between the bottom plate 11 and the ground, and between the top plate 15 and the ceiling, and the direct impact of mechanical vibration on a building body is reduced.

And a second protective shell 003 for preventing crushed materials is arranged on the crushing mechanism and positioned outside the crushing wheel 242.

The second protective housing 003 is last to link up and to be equipped with dust absorption pipe 0031, dust absorption pipe 0031's air inlet is located the inboard of second protective housing 003, dust absorption pipe 0031's air inlet is equipped with comb board 0032, the end of giving vent to anger of dust absorption pipe 0031 is connected with dust extraction 0033.

The dust that produces in time will be under construction through dust extraction 0033 and dust absorption pipe is collected, avoids the dust to disperse and is inhaled by constructor in the air, effectively protects constructor's health, simultaneously, installs grid plate 0032 in air inlet department, prevents that the too big fragment of diameter from getting into dust extraction 0033 and causing the destruction.

Other parts of this embodiment are the same as embodiment 1, and thus are not described again.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.

Claims

1. A horizontal concrete removing mechanism is characterized by comprising: the supporting and guiding mechanism (1) comprises a bottom plate (11), a supporting height adjusting mechanism (12), a horizontal guide rail (13), a top telescopic supporting mechanism (14) and a top plate (15); the bottom end of a supporting height adjusting mechanism (12) is fixedly mounted on the bottom plate (11), a horizontal guide rail (13) and a top telescopic supporting mechanism (14) are loaded at the top end of the supporting height adjusting mechanism (12), the bottom end of the top telescopic supporting mechanism (14) is fixedly mounted at the top end of the supporting height adjusting mechanism (12), and a top plate (15) is arranged at the top end of the top telescopic supporting mechanism (14);

the device body (2) is positioned on one side of a ground area to be trimmed and comprises a mounting frame (21), a motor (22), a transmission mechanism and a crushing mechanism; the device body (2) is slidably mounted on the horizontal guide rail (13) through a mounting mechanism (211) arranged on the mounting frame (21), the motor (22) is fixedly mounted on the mounting frame (21), and the motor drives the crushing mechanism to rotate through a transmission mechanism; the transmission mechanism comprises an elastic coupling (231), a first transmission shaft (232), a second transmission shaft (233), a first chain wheel (234), a second chain wheel (235) and a chain (236), the output end of a main shaft of the motor (22) is connected with the first transmission shaft (232) through the elastic coupling (231), the first transmission shaft (232) and the second transmission shaft (233) are fixedly installed on the installation frame (21) through inner rings of bearings, the first chain wheel (234) is installed on the first transmission shaft (232), the second chain wheel (235) is installed on the second transmission shaft (233), and the first chain wheel (234) and the second chain wheel (235) are transmitted through the chain (236); rectangular mounting sections (241) extend from two ends of the second transmission shaft (233), a crushing wheel (242) is detachably mounted on each rectangular mounting section (241), and crushing teeth (2421) made of hard alloy are arranged on the periphery of each crushing wheel (242).

2. The horizontal concrete removing mechanism according to claim 1, wherein the number of the crushing wheels (242) on the rectangular mounting section (241) is 1 or more.

3. The horizontal concrete removing mechanism according to claim 1, wherein a first protection shell (001) is arranged outside the first chain wheel (234), the second chain wheel (235) and the chain (236), the first protection shell (001) is respectively connected with the first transmission shaft (232) and the second transmission shaft (233) through outer rings of bearings, and the first protection shell (001) is fixedly connected with the mounting frame (21).

4. A horizontal concrete removing mechanism according to claim 3, characterized in that the bottom surface of the bottom plate (11) and the top surface of the top plate (15) are provided with shock absorbing pads.

5. The horizontal concrete removing mechanism according to claim 4, characterized in that: the outside of broken wheel (242) is equipped with second protective housing (003), second protective housing (003) and mounting bracket (21) fixed connection.

6. The horizontal concrete removing mechanism according to claim 5, wherein a dust suction pipe (0031) penetrates through the second protective shell (003), a gas inlet of the dust suction pipe (0031) is located on the inner side of the second protective shell (003), a grid plate (0032) is arranged at the gas inlet of the dust suction pipe (0031), and a gas outlet end of the dust suction pipe (0031) is connected with a dust suction device (0033).