CN210856972U

CN210856972U - Drilling equipment for repairing bridge cracks

Info

Publication number: CN210856972U
Application number: CN201921064003.6U
Authority: CN
Inventors: 韩松; 曹晔
Original assignee: Shanghai Horse Construction Co ltd
Current assignee: Shanghai Horse Construction Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-06-26
Anticipated expiration: 2029-07-09

Abstract

The utility model relates to a bridge crack is restoreed and is used drilling equipment, which comprises a frame, the bottom of frame is provided with into dirt mouth, the inside fixed mounting of frame has driving motor, driving motor's bottom is provided with the reduction gear, the reduction gear is connected with the one end of driving shaft, the other end of driving shaft passes it reaches to advance dirt mouth and extend to the below of frame is connected with the mounting panel, the bottom of mounting panel is provided with the drill bit, along the direction that the driving shaft extends to the frame is outer, overlaps in proper order on the driving shaft to be equipped with driving gear one and driving gear two with driving shaft synchronous motion, driving gear one with the shape and the structure homogeneous phase of driving gear two, one side of driving shaft is provided with dust extraction. Use the utility model discloses a bridge crack is restoreed and is used drilling equipment can collect the produced dust of drilling in drilling, and the dust absorption operation can independent control, simple structure, convenient to use.

Description

Drilling equipment for repairing bridge cracks

Technical Field

The utility model belongs to the technical field of bridge building construction, a bridge crack is restoreed and is used drilling equipment is related to.

Background

The road and bridge generally comprises several parts such as road surface, road bed, bridge, tunnel engineering and traffic engineering, adopts prestressed reinforced concrete structure more, because multiple reason, the bridge is very easily produced the crack after long-time the use, and the production of crack not only reduces road and bridge's life, still can influence the road bed because the infiltration of rainwater, consequently often need carry out bridge repair construction work to the crack on the bridge. The existing crack repairing construction mode is that a crack on a bridge is subjected to surface treatment and then is grooved, then a drilling machine is used for drilling, a glue injection nozzle is embedded in a hole, glue injection construction is performed after ventilation and pressure test, and then crack repairing work is completed.

In addition, when the crack of the bridge is actually repaired, a large amount of dust is generated when the drilling machine is used for drilling, which also seriously affects the operation environment and the physical health of the operator.

In order to solve the above problems, many people have studied how to reduce the dust generated during drilling in the prior art, for example, chinese patent with application number CN201820624215.4 proposes a dust-absorbing drilling device for bridge construction, which uses a spiral blade to form a whirlwind force when a motor rotates, so as to suck the dust in a through hole into a dust-absorbing cavity through the through hole, and finally fall into a dust-collecting box through an outlet, the above technical scheme can achieve the effect of reducing the dust generated during drilling, but the adopted device has a complex structure and high manufacturing cost, and is not suitable for large-scale popularization and use; chinese patent with application number cn201621430363.x provides a no dust wall drilling machine, it is through the driving shaft and the transmission cooperation between the axis of rotation about, form the convulsions structure, and then the effect of the dust that produces when gaining the reduction drilling, but this scheme has been neglected when actual bridge crack construction, often still need use the drilling machine to carry out operations such as stirring of colloid, this scheme convulsions function is opened simultaneously when carrying out the drilling, can't carry out solitary control to convulsions function, thereby lead to using the equipment in this scheme to easily cause the damage of device when carrying out the colloid stirring.

Therefore, it is very important to research a drilling device for repairing the bridge crack, which can suck dust and independently control dust suction operation while drilling.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects that dust generated by drilling can cause that the injected colloid can not be firmly bonded when the subsequent glue injection is repaired when the cracks on the bridge are repaired and the drilling and air draft functions can not be controlled independently in the prior art, the utility model provides a drilling device for repairing the cracks on the bridge, which is characterized in that a driving gear is arranged on a transmission shaft of a drill bit, other power devices are not needed to be designed, the driven shaft can also do rotary motion when the drilling operation is carried out by utilizing the transmission connection between the driving gear and a driven gear, the driven shaft can drive the connection shaft to rotate in a fixed bearing II by utilizing the clamping relation between the teeth on the two transmission gears and a connection column when the driven shaft moves, and finally the fan blade is driven to rotate continuously, so that the dust generated during drilling enters the inside of a frame through a dust inlet and is finally collected on a dust collecting screen plate, finally, the effect of synchronously performing dust collection while drilling is achieved; when using the drilling equipment of this application only to carry out drilling operation, only need the manual rotation manual wheel of operator, make power gear can drive the transmission pinion rack and rise when manual wheel pivoted, become driving gear one and with transmission gear drive transmission connection by driving gear two and transmission gear transmission connection, the spliced pole no longer with the tooth joint on the transmission gear two simultaneously, and then the flabellum can't convulsions, plays the function of independent control drilling operation.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the utility model provides a drilling equipment for bridge crack restoration, includes the frame, the bottom of frame is provided with into dirt mouth, the inside fixed mounting of frame has driving motor, driving motor's bottom is provided with the reduction gear, the reduction gear is connected with the one end of driving shaft, the other end of driving shaft passes into dirt mouth and extends to the below of frame is connected with the mounting panel, the bottom of mounting panel is provided with the drill bit, along the outside orientation that extends of driving shaft to the frame, the cover is equipped with driving gear one and driving gear two with driving shaft synchronous motion in proper order on the driving shaft, driving gear one with the shape and the structure of driving gear two are all the same, one side of driving shaft is provided with dust extraction, dust extraction includes the driven shaft, the top of driven shaft is provided with the connection bearing, the top fixedly connected with transmission toothed plate of connection bearing, the side of the transmission toothed plate is provided with teeth, the transmission toothed plate is in transmission connection with a power gear through the teeth, the power gear is located in the middle of a screw, one end of the screw is connected with a third fixed bearing, the other end of the screw penetrates through the rack and extends to the outer side of the rack to be connected with a manual wheel, the middle of a driven shaft is provided with a first fixed bearing fixedly connected with the rack, a first transmission gear and a second transmission gear which synchronously move with the driven shaft are respectively sleeved on the driven shaft and located on two sides of the first fixed bearing, the first transmission gear is meshed with the second driving gear, a second fixed bearing fixedly connected with the rack is arranged under the driven shaft, a connecting shaft matched with the second fixed bearing is sleeved on the second fixed bearing, the top of the connecting shaft is provided with a connecting column, and the top end of the connecting column is clamped with the teeth on the second, the fan blade base is arranged at the bottom of the connecting shaft, the fan blades are arranged at the bottom of the fan blade base, and the inclination angles of the fan blades in the fan blades are 15-20 degrees, so that the fan blades can absorb dust inwards;

the driving gear is arranged on the transmission shaft of the drill bit, and other power devices are not required to be designed, so that the purpose of simplifying the structure is achieved, when the drilling equipment is used for repairing the bridge crack, the driving motor is firstly used for driving the drill bit to drill on the outer wall of the bridge through the transmission connection of the driving shaft, and meanwhile, the driving gear is connected with the driven gear through the transmission connection, the driven shaft can also rotate while drilling, by utilizing the clamping relation between the second upper teeth of the transmission gear and the connecting column, the driven shaft can drive the connecting shaft to rotate in the fixed bearing II and finally drive the fan blades to rotate continuously, so that dust generated in drilling enters the rack through the dust inlet and is finally collected on the dust collecting screen plate, and the aims of preventing the injected glue from being firmly bonded in subsequent glue injection repair and preventing the dust generated in drilling from influencing the health of operators are fulfilled;

this application has still set up transmission pinion rack isotructure at the top of driven shaft, and the manual wheel of manual rotation of operator makes power gear can drive the transmission pinion rack and rise when manual wheel pivoted, becomes driving gear one and is connected with transmission gear transmission by driving gear two and transmission gear transmission, and the spliced pole no longer with the tooth joint on the transmission gear two simultaneously, and then the flabellum can't carry out convulsions, and drilling operation is still going on this moment, plays the function of independent control drilling operation.

As a preferred technical scheme:

according to the drilling equipment for repairing the bridge cracks, the handheld handle is arranged on one side of the rack and is used for an operator to conveniently drill holes through the handheld equipment.

The drilling equipment for repairing the bridge crack is characterized in that a filter screen is clamped between the inner side walls of the dust inlet and used for isolating a structure of an internal damage device of a large-size substance entering device.

According to the drilling equipment for repairing the bridge crack, the modulus and the pressure angle of the transmission gear I, the modulus and the pressure angle of the driving gear I and the pressure angle of the driving gear II are equal, and the smoothness of the transmission connection of the transmission gear I, the driving gear I and the driving gear II is guaranteed.

According to the drilling equipment for repairing the bridge crack, the distance between the first driving gear and the second driving gear is equal to the distance from the second transmission gear to the middle of the connecting column, and the connecting column is guaranteed not to be clamped with teeth on the second transmission gear after the transmission toothed plate rises.

According to the drilling equipment for repairing the bridge crack, the third fixed bearing is fixedly connected with the inner side wall of the rack and used for fixedly mounting the screw rod.

According to the drilling equipment for repairing the bridge crack, the dust collecting screen plate is arranged inside the rack and used for collecting collected dust.

According to the drilling equipment for repairing the bridge crack, the driving shaft is connected with the rack through the fourth fixed bearing and is used for fixing the driving shaft on the rack.

Has the advantages that:

the utility model relates to a drilling device for repairing bridge cracks, which does not need to design other power devices by arranging a driving gear on a transmission shaft of a drill bit, when the bridge cracks are repaired, when the surface of the bridge needs to be drilled, the driving motor is started, the driving motor is used for driving and connecting the driving shaft to enable the drill bit to drill on the outer wall of the bridge, meanwhile, the driving gear is used for driving and connecting the driven gear, the driven shaft can also rotate while drilling, by utilizing the clamping relation between the second upper teeth of the transmission gear and the connecting column, the driven shaft can drive the connecting shaft to rotate in the fixed bearing II and finally drive the fan blades to rotate continuously, the inclination angle of the fan blades in the fan blades is between 15 and 20 degrees, then the dust generated during drilling enters the inside of the frame through the dust inlet and is finally collected on the dust collecting screen plate; this application has still set up transmission pinion rack isotructure at the top of driven shaft, the manual wheel of manual rotation of operator, make power gear can drive the transmission pinion rack and rise in the time of manual wheel pivoted, become driving gear one and be connected with transmission gear transmission by driving gear two and transmission gear transmission, the spliced pole no longer with the tooth joint on the transmission gear two simultaneously, and then the flabellum no longer carries out convulsions, and drilling operation is still going on this moment, and then finally can realize collecting the effect of the produced dust of drilling in drilling, avoid leading to the fact the unable firm bonding of injection colloid when follow-up injecting glue is restoreed because of the dust, and the dust influences the defect that the operating personnel is healthy, and can carry out the independent control to dust absorption operation, from not influencing other uses of device.

Drawings

Fig. 1 is a schematic structural view of the drilling equipment for repairing a bridge crack of the present invention;

the dust collector comprises a machine frame 1, a driving motor 2, a speed reducer 3, a driving shaft 4, a mounting plate 5, a drill 6, a driving gear I7, a driving gear II 8, a dust collector 9, a driven shaft 10, a fixed bearing I11, a transmission gear I12, a transmission gear II 13, a fixed bearing II 14, a connecting shaft 15, a connecting column 16, a fan blade base 17, fan blades 18, a connecting bearing 19, a transmission toothed plate 20, a tooth 21, a power gear 22, a screw 23, a fixed bearing III 24, a manual wheel 25, a handheld handle 26, a filter screen 27, a dust collecting screen plate 28, a fixed bearing IV 29 and a dust inlet 30.

Detailed Description

The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The utility model provides a drilling equipment for bridge crack restoration, includes frame 1, one side of frame 1 is provided with handheld handle 26, the bottom of frame 1 is provided with into dirt mouth 30, the joint has filter screen 27 between the inside wall of entering dirt mouth 30, the inside fixed mounting of frame 1 has driving motor 2 and dust collection otter board 28, driving motor 2's bottom is provided with reduction gear 3, reduction gear 3 is connected with the one end of driving shaft 4, the other end of driving shaft 4 passes into dirt mouth 30 and extend to the below of frame 1 is connected with mounting panel 5, driving shaft 4 through fixed bearing four 29 with frame 1 is connected, the bottom of mounting panel 5 is provided with drill bit 6, along the direction that driving shaft 4 extends to frame 1 outward, overlaps in proper order on the driving shaft 4 to be equipped with driving gear 7 and driving gear two 8 with driving shaft 4 simultaneous movement, the shape and the structure of the first driving gear 7 and the second driving gear 8 are the same, one side of the driving shaft 4 is provided with a dust collection device 9, the dust collection device 9 comprises a driven shaft 10, the top of the driven shaft 10 is provided with a connecting bearing 19, the top of the connecting bearing 19 is fixedly connected with a transmission toothed plate 20, the side edge of the transmission toothed plate 20 is provided with teeth 21, the transmission toothed plate 20 is in transmission connection with a power gear 22 through the teeth 21, the power gear 22 is positioned in the middle of a screw 23, one end of the screw 23 is connected with a fixed bearing III 24, the fixed bearing III 24 is fixedly connected with the inner side wall of the rack 1, the other end of the screw 23 penetrates through the rack 1 and extends to the outer side of the rack 1 to be connected with a manual wheel 25, the middle of the driven shaft 10 is provided with a fixed bearing I11 fixedly connected with the rack 1, a first transmission gear 12 and a second transmission gear 13 which synchronously move with the driven shaft 10 are respectively sleeved on two sides of the first fixed bearing 11 on the driven shaft 10, wherein the first transmission gear 12 is meshed with the second driving gear 8, the modulus and the pressure angle of the first transmission gear 12, the first driving gear 7 and the second driving gear 8 are equal, a second fixed bearing 14 fixedly connected with the rack 1 is arranged under the driven shaft 10, a connecting shaft 15 matched with the second fixed bearing 14 is sleeved on the second fixed bearing 14, the distance between the first driving gear 7 and the second driving gear 8 is equal to the distance between the second transmission gear 13 and the middle part of the connecting column 15, a connecting column 16 is arranged at the top of the connecting shaft 15, the top end of the connecting column 16 is clamped with the teeth on the second transmission gear 13, and a fan blade base 17 is arranged at the bottom of the connecting shaft 15, the bottom of the fan blade base 17 is provided with a fan blade 18.

The drilling equipment for repairing the bridge crack is adopted for drilling, firstly, a drill bit is used for drilling on the outer wall of the bridge through the transmission connection of the driving shaft 4 by the aid of the driving motor 2, meanwhile, the driving gear is connected with the driven gear in a transmission mode, the driven shaft 10 can also rotate during drilling operation, the driven shaft can drive the connecting shaft 15 to rotate inside the fixed bearing II 14 by the aid of the clamping relation between the teeth on the transmission gear II 13 and the connecting column 16, and finally the fan blades 18 are driven to rotate continuously, so that dust generated during drilling enters the inside of the rack 1 through the dust inlet and is finally collected on the dust collecting screen plate; when the operation of dust absorption need not be carried out, the operator only needs manual rotation manual wheel, makes power gear can drive the driving toothed plate and rise when manual wheel pivoted, is connected to become driving gear 7 and is connected with transmission gear 12 transmission by driving gear two 8 and transmission gear 12 transmission, and spliced pole 16 no longer is connected with the tooth joint on the transmission gear two 13 simultaneously, and then flabellum 18 no longer carries out convulsions, makes things convenient for the operator to other uses of device.

Claims

1. The utility model provides a drilling equipment for bridge crack restoration, includes frame (1), the bottom of frame (1) is provided with into dirt mouth (30), the inside fixed mounting of frame (1) has driving motor (2), the bottom of driving motor (2) is provided with reduction gear (3), reduction gear (3) are connected with the one end of driving shaft (4), the other end of driving shaft (4) passes into dirt mouth (30) and extend to the below of frame (1) is connected with mounting panel (5), the bottom of mounting panel (5) is provided with drill bit (6), along the direction that driving shaft (4) extend to frame (1), overlap in proper order on driving shaft (4) and be equipped with driving gear (7) and driving gear (8) with driving shaft (4) synchronous motion, driving gear (7) with the shape and the structure of driving gear (8) are all the same, one side of the driving shaft (4) is provided with a dust collection device (9), the dust collection device (9) comprises a driven shaft (10), the top of the driven shaft (10) is provided with a connecting bearing (19), the top of the connecting bearing (19) is fixedly connected with a transmission toothed plate (20), the side edge of the transmission toothed plate (20) is provided with teeth (21), the transmission toothed plate (20) is in transmission connection with a power gear (22) through the teeth (21), the power gear (22) is located in the middle of a screw rod (23), one end of the screw rod (23) is connected with a fixed bearing III (24), the other end of the screw rod (23) penetrates through the rack (1) and extends to the outer side of the rack (1) to be connected with a manual wheel (25), the middle of the driven shaft (10) is provided with a fixed bearing I (11) fixedly connected with the rack (1), on driven shaft (10) and be located the both sides of fixing bearing (11) are overlapped respectively and are equipped with drive gear one (12) and drive gear two (13) with driven shaft (10) synchronous motion, wherein, drive gear one (12) with two (8) meshes of driving gear, be provided with under driven shaft (10) with frame (1) fixed connection's fixing bearing two (14), the cover is equipped with connecting axle (15) with two (14) looks adaptations of fixing bearing on fixing bearing two (14), the top of connecting axle (15) is provided with spliced pole (16), the top of spliced pole (16) with tooth joint on the drive gear two (13), the bottom of connecting axle (15) is provided with flabellum base (17), the bottom of flabellum base (17) is provided with flabellum (18).

2. The drilling equipment for repairing the crack of the bridge as claimed in claim 1, wherein a hand-held handle (26) is arranged on one side of the machine frame (1).

3. The drilling equipment for repairing the bridge crack as claimed in claim 1, wherein a filter screen (27) is clamped between the inner side walls of the dust inlet (30).

4. The drilling equipment for repairing the bridge crack as claimed in claim 1, wherein the module and the pressure angle of the transmission gear I (12), the driving gear I (7) and the driving gear II (8) are equal.

5. The drilling equipment for repairing the bridge crack as claimed in claim 1, wherein the distance between the first driving gear (7) and the second driving gear (8) is equal to the distance from the second transmission gear (13) to the middle of the connecting column (16).

6. The drilling equipment for repairing the bridge crack as claimed in claim 1, wherein the fixed bearing III (24) is fixedly connected with the inner side wall of the frame (1).

7. The drilling equipment for repairing the crack of the bridge as claimed in claim 1, wherein a dust collecting screen plate (28) is arranged inside the frame (1).

8. The drilling equipment for repairing the crack of the bridge as claimed in claim 1, wherein the driving shaft (4) is connected with the frame (1) through a fixed bearing four (29).