CN219033218U

CN219033218U - Quick patching device of concrete gravity dam crack

Info

Publication number: CN219033218U
Application number: CN202223444199.6U
Authority: CN
Inventors: 李金友; 梁经纬; 蒋买勇; 张艺清; 刘京铄; 曹磊; 蒋岑; 杨晓雅
Original assignee: Hunan Polytechnic Of Water Resources And Electric Power
Current assignee: Hunan Polytechnic Of Water Resources And Electric Power
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-05-16
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses a rapid repairing device for cracks of a concrete gravity dam, which comprises a base, wherein a motor A is fixedly arranged at the top of the base, an outer telescopic rod is fixedly connected to the output end of the motor A, an inner telescopic rod is slidably connected to the inner wall of the outer telescopic rod, a plastering plate is fixedly connected to one end of the inner telescopic rod, hinging pieces are symmetrically and fixedly arranged on the outer wall of the inner telescopic rod, an adjusting plate A is hinged to the inner wall of the hinging piece, and an adjusting plate B is rotatably connected to the outer wall of the adjusting plate A. The moving device aligns the plastering plate with the crack, then starts the automatic telescopic rod to shrink, when the automatic telescopic rod shrinks, the two adjusting plates B are pulled to be close to each other, so that the angle of the two adjusting plates A is changed, the inner telescopic rod extends out of the outer telescopic rod to enable the plastering plate to descend to the surface of the crack, and then the plastering plate can be driven to rotate under the action of the motor A, so that the mortar compacting and trowelling effect is achieved.

Description

Quick patching device of concrete gravity dam crack

Technical Field

The utility model belongs to the technical field of repairing devices, and particularly relates to a rapid repairing device for cracks of a concrete gravity dam.

Background

The concrete gravity dam is a dam with a dam body poured by concrete. The dam is mainly characterized in that the sliding of the dam body caused by horizontal force is prevented by the friction force between the dam and the surface of the foundation. The concrete gravity dam is mostly built by reinforced concrete materials, and because the concrete materials are influenced by a series of factors such as construction process, self characteristics and constraint conditions, the cracks become the most common engineering diseases in the concrete gravity dam, and the timely repair of the concrete cracks is a main measure for improving the safety performance of the concrete gravity dam.

When repairing concrete cracks, a quick crack repairing device is generally used, and the conventional quick crack repairing device can repair the cracks by filling mortar, but after the mortar is filled, constructors are required to perform trowelling work on the filled mortar by using other equipment to ensure the smoothness of the surface of the gravity dam, so that the working procedure increases the workload of constructors, and the construction requirement is relatively high.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a rapid repairing device for cracks of a concrete gravity dam, which has the advantage of trowelling filled mortar.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a quick patching device of concrete gravity dam crack, includes the base, the top fixed mounting of base has motor A, motor A's output fixedly connected with outer telescopic link, the inner wall sliding connection of outer telescopic link has interior telescopic link, the one end fixedly connected with of interior telescopic link smears the dish, the outer wall symmetry fixed mounting of interior telescopic link has the hinge, the inner wall of hinge articulates there is regulating plate A, regulating plate A's outer wall rotation is connected with regulating plate B, two equal fixed mounting has automatic telescopic link between regulating plate B and the outer wall of outer telescopic link.

Through above-mentioned technical scheme, play the effect to repairing mortar trowelling, after the mortar is poured into the crack into, mobile device makes the trowelling dish align with the crack, then start automatic telescopic link and shrink, when automatic telescopic link shrink, can pull two regulating plates B and be close to each other, thereby make two regulating plates A's angle change, and then can make interior telescopic link extend from the outer extension pole in and make the trowelling dish descend to the crack surface, later can drive the trowelling dish under motor A's effect and rotate, thereby reach the effect of compacting trowelling to the mortar, reduce constructor's work load.

Preferably, the top of base is provided with the barrel, the top fixed mounting of barrel has motor B, motor B's output fixedly connected with pivot, the outer wall fixedly connected with auger blade of pivot, the outer wall symmetry fixedly connected with connecting rod of pivot, the one end fixedly connected with puddler of connecting rod, the bottom fixedly connected with output tube of barrel, the output tube runs through the base.

Through above-mentioned technical scheme, play the effect that prevents to restore the mortar and solidify in the barrel, after the mortar is adorned, start motor B, motor B drives auger blade through the pivot and reverses, thereby make the mortar that is located intermediate position upward movement, can make the mortar keep motion state always, the puddler can rotate under the effect of pivot and connecting rod and stir the mortar, thereby can prevent that the mortar from solidifying in the inside of barrel, when annotating the mortar in the crack, motor B can drive auger blade through the pivot and carry out forward rotation, forward rotation through auger blade makes the mortar carry downwards, thereby can make the effectual in-cylinder of mortar discharge, prevent that the mortar from piling up in the barrel inside, unable exhaust condition from appearing.

Preferably, a positioning frame is fixedly arranged at the top of the base, and the inner wall of the positioning frame is fixedly connected with the outer wall of the cylinder body.

Through above-mentioned technical scheme, play fixed effect, fix the position of barrel through the locating rack that sets up, fix the suitable position with the barrel, the use of the device of being convenient for.

Preferably, the inner wall fixedly connected with loading hopper at barrel top, the inner wall threaded connection of loading hopper has sealed lid.

Through above-mentioned technical scheme, play the effect that mortar added, when needs to add mortar to the inside of barrel, unscrew sealed lid and make the loading hopper be in unblocked state, later pour the mortar of preparing into the inside of barrel through the loading hopper and carry out repair work.

Preferably, four corners of the bottom of the base are fixedly connected with supporting legs, and the bottom of each supporting leg is fixedly provided with a guide wheel.

Through above-mentioned technical scheme, play the effect of supporting and removal, support the base through the supporting leg, make the base be in suitable working height, the setting of guide pulley is with sliding friction force conversion rolling friction force, reduces the removal resistance, the device of being convenient for removes.

Preferably, the top of the base is symmetrically and fixedly connected with a connecting frame, and handrails are fixedly connected between the inner walls of the two connecting frames.

Through above-mentioned technical scheme, play the effect of convenient removal, fix the handrail in suitable position through the link, be convenient for the device remove through promoting the handrail.

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

1. after mortar is injected into the crack, the moving device aligns the plastering plate with the crack, then the automatic telescopic rod is started to shrink, when the automatic telescopic rod shrinks, the two adjusting plates B are pulled to be close to each other, so that the angle of the two adjusting plates A is changed, the inner telescopic rod extends out of the outer telescopic rod to enable the plastering plate to descend to the surface of the crack, and then the plastering plate is driven to rotate under the action of the motor A, so that the mortar compacting and trowelling effect is achieved, and the workload of constructors is reduced.

2. After repairing mortar is installed, the motor B is started, and the motor B drives the auger blade to rotate reversely through the rotating shaft, so that the mortar at the middle position moves upwards, the mortar can always keep a moving state, and meanwhile, the stirring rod can rotate under the action of the rotating shaft and the connecting rod to stir the mortar, so that the mortar can be prevented from being solidified in the cylinder.

3. When pouring mortar into the crack, motor B can drive auger blade through the pivot and carry out forward rotation, makes mortar carry downwards through the forward rotation of auger blade to can make the effectual barrel internal discharge of mortar, prevent that the mortar from piling up in the barrel inside, unable exhaust condition from appearing.

Drawings

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

FIG. 2 is a schematic view of the structure of a wiper disc according to the present utility model;

fig. 3 is a cross-sectional view of the barrel structure of the present utility model.

In the figure: 1. a base; 2. a motor A; 3. an outer telescopic rod; 4. an inner telescopic rod; 5. a smearing plate; 7. a hinge; 9. an adjusting plate A; 10. an adjusting plate B; 11. an automatic telescopic rod; 12. a cylinder; 13. a motor B; 14. a rotating shaft; 15. auger blades; 16. a connecting rod; 17. a stirring rod; 18. an output pipe; 19. a positioning frame; 20. a hopper; 21. sealing cover; 22. support legs; 23. a guide wheel; 24. a connecting frame; 25. an armrest.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a quick patching device of concrete gravity dam crack, including base 1, the top fixed mounting of base 1 has motor A2, motor A2's output fixedly connected with outer telescopic link 3, outer telescopic link 3's inner wall sliding connection has interior telescopic link 4, interior telescopic link 4's one end fixedly connected with is smeared dish 5, interior telescopic link 4's outer wall symmetry fixed mounting has hinge 7, hinge 7's inner wall articulates has regulating plate A9, regulating plate A9's outer wall rotation is connected with regulating plate B10, equal fixed mounting has automatic telescopic link 11 between two regulating plate B10 and the outer wall of outer telescopic link 3.

In this embodiment, after repairing mortar is injected into the crack, the moving device aligns the plastering plate 5 with the crack, then starts the automatic telescopic rod 11 to shrink, when the automatic telescopic rod 11 shrinks, pulls the two adjusting plates B10 to be close to each other, so that the angle of the two adjusting plates A9 is changed, and then the inner telescopic rod 4 extends out of the outer telescopic rod 3 to enable the plastering plate 5 to descend to the surface of the crack, and then the plastering plate 5 can be driven to rotate under the action of the motor A2, so that the mortar compacting and trowelling effect is achieved, and the workload of constructors is reduced.

Specifically, a barrel 12 is arranged above the base 1, a motor B13 is fixedly arranged at the top of the barrel 12, a rotating shaft 14 is fixedly connected to the output end of the motor B13, auger blades 15 are fixedly connected to the outer wall of the rotating shaft 14, a connecting rod 16 is symmetrically and fixedly connected to the outer wall of the rotating shaft 14, a stirring rod 17 is fixedly connected to one end of the connecting rod 16, an output pipe 18 is fixedly connected to the bottom of the barrel 12, and the output pipe 18 penetrates through the base 1.

In this embodiment, after repairing the mortar, the motor B13 is started, the motor B13 drives the auger blade 15 to rotate reversely through the rotating shaft 14, so that the mortar located at the middle position moves upwards, the mortar can always keep a moving state, meanwhile, the stirring rod 17 rotates to stir the mortar under the action of the rotating shaft 14 and the connecting rod 16, so that the mortar can be prevented from being solidified in the cylinder 12, when the mortar is injected into a crack, the motor B13 drives the auger blade 15 to rotate forwards through the rotating shaft 14, and the mortar is conveyed downwards through the forward rotation of the auger blade 15, so that the mortar can be discharged in the cylinder 12 effectively, and the situation that the mortar is accumulated in the cylinder 12 and cannot be discharged is prevented.

Specifically, a positioning frame 19 is fixedly arranged at the top of the base 1, and the inner wall of the positioning frame 19 is fixedly connected with the outer wall of the cylinder 12.

In this embodiment, the positioning frame 19 is provided to fix the position of the cylinder 12, so as to fix the cylinder 12 in a proper position, which is convenient for the use of the device.

Specifically, the inner wall at the top of the barrel 12 is fixedly connected with a hopper 20, and the inner wall of the hopper 20 is in threaded connection with a sealing cover 21.

In this embodiment, when repair mortar is required to be added to the interior of the cylinder 12, the sealing cover 21 is unscrewed to leave the hopper 20 in an unobstructed state, and then the prepared mortar is poured into the interior of the cylinder 12 through the hopper 20 for repair work.

Specifically, four corners of the bottom of the base 1 are fixedly connected with supporting legs 22, and the bottom of each supporting leg 22 is fixedly provided with a guide wheel 23.

In this embodiment, the base 1 is supported by the support legs 22, so that the base 1 is at a proper working height, and the guide wheels 23 convert sliding friction force into rolling friction force, so as to reduce moving resistance and facilitate movement of the device.

Specifically, the top of the base 1 is symmetrically and fixedly connected with a connecting frame 24, and a handrail 25 is fixedly connected between the inner walls of the two connecting frames 24.

In this embodiment, the arm rest 25 is fixed in place by the connecting frame 24, and the device is moved by pushing the arm rest 25.

The working principle and the using flow of the utility model are as follows: when the mortar repairing device is used, the sealing cover 21 is opened, prepared mortar is poured into the cylinder 12 through the feeding hopper 20, then the sealing cover 21 is covered, after the mortar is assembled, the motor B13 is started, the motor B13 drives the auger blade 15 to rotate reversely through the rotating shaft 14, so that the mortar at the middle position moves upwards, the mortar can always keep a moving state, meanwhile, the stirring rod 17 rotates under the action of the rotating shaft 14 and the connecting rod 16 to stir the mortar, the mortar can be prevented from being solidified in the cylinder 12, the device is moved to a proper position, the output pipe 18 is aligned to the position of a crack, then the valve of the output pipe 18 is opened, the mortar can be injected into the crack through the output pipe 18, the repair work of the crack is performed, and when the mortar is injected into the crack, the motor B13 can drive the auger blade 15 through the pivot 14 and carry forward rotation, make mortar carry downwards through the forward rotation of auger blade 15, thereby can make the effectual barrel 12 of mortar discharge, prevent that mortar from piling up in barrel 12, unable exhaust condition, after the mortar is poured into in the crack, mobile device makes the dish 5 align with the crack, then start automatic telescopic link 11 and shrink, when automatic telescopic link 11 shrink, can pull two regulating plates B10 and be close to each other, thereby make the angle of two regulating plates A9 change, and then can make interior telescopic link 4 follow the extension of outer telescopic link 3 and make the dish 5 descend to the crack surface, afterwards can drive the dish 5 under motor A2's effect and rotate, thereby reach the effect of compacting the mortar and trowelling, reduce constructor's work load.

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

Claims

1. The utility model provides a quick patching device of concrete gravity dam crack, includes base (1), its characterized in that: the utility model discloses a motor, including base (1), motor A (2)'s output fixedly connected with outer telescopic link (3), the inner wall sliding connection of outer telescopic link (3) has interior telescopic link (4), the one end fixedly connected with of interior telescopic link (4) is smeared dish (5), the outer wall symmetry fixed mounting of interior telescopic link (4) has articulated elements (7), the inner wall of articulated elements (7) articulates there is regulating plate A (9), the outer wall rotation of regulating plate A (9) is connected with regulating plate B (10), two equal fixed mounting has automatic telescopic link (11) between the outer wall of regulating plate B (10) and outer telescopic link (3).

2. The rapid repair device for cracks of a concrete gravity dam according to claim 1, wherein: the top of base (1) is provided with barrel (12), the top fixed mounting of barrel (12) has motor B (13), the output fixedly connected with pivot (14) of motor B (13), the outer wall fixedly connected with auger blade (15) of pivot (14), the outer wall symmetry fixedly connected with connecting rod (16) of pivot (14), the one end fixedly connected with puddler (17) of connecting rod (16), the bottom fixedly connected with output tube (18) of barrel (12), output tube (18) run through base (1).

3. The rapid repair device for cracks of a concrete gravity dam according to claim 2, wherein: the top of the base (1) is fixedly provided with a positioning frame (19), and the inner wall of the positioning frame (19) is fixedly connected with the outer wall of the cylinder body (12).

4. The rapid repair device for cracks of a concrete gravity dam according to claim 2, wherein: the inner wall fixedly connected with loading hopper (20) at barrel (12) top, the inner wall threaded connection of loading hopper (20) has sealed lid (21).

5. The rapid repair device for cracks of a concrete gravity dam according to claim 1, wherein: four corners of the bottom of the base (1) are fixedly connected with supporting legs (22), and guide wheels (23) are fixedly arranged at the bottom of each supporting leg (22).

6. The rapid repair device for cracks of a concrete gravity dam according to claim 1, wherein: the top of the base (1) is symmetrically and fixedly connected with a connecting frame (24), and a handrail (25) is fixedly connected between the inner walls of the two connecting frames (24).