Concrete chiseling device convenient to adjust

Abstract

The concrete scabbling device convenient to adjust is compact in structure, and the scabbling position and the scabbling point density can be flexibly adjusted. The chiseling device comprises a shell, an adjusting assembly arranged in the shell and a plurality of chiseling assemblies arranged on the adjusting assembly, and the adjusting assembly comprises two sets of sliding rods fixedly connected to the shell, a plurality of mounting plates arranged between the two sets of sliding rods and an air cylinder adjusting piece connected to the shell in a sliding mode. Each chiseling assembly is correspondingly arranged on the corresponding mounting plate, each sliding rod is sleeved with a plurality of sliding sleeves, each sliding sleeve is correspondingly and fixedly connected with the corresponding mounting plate, each sliding sleeve is provided with a connecting column, and each connecting column is connected with the corresponding mounting plate. And the connecting rod groups are connected with the corresponding connecting columns. The chiseling device is applied to the technical field of chiseling devices.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of chiseling device, in particular to a concrete chiseling device convenient to adjust. BACKGROUND

[0002] At present, the highway bridge deck, airport, bridge, parking lot and other various concrete floors must complete the removal of the surface layer concrete floating slurry and the roughening process when newly paving. Similarly, the renovation of various old floors, the removal of damaged ground protrusions or surface layer epoxy resin, the chiseling treatment of the anti-skid ground, the precast box girder deck and the bottom, the reinforcement of the reservoir dam leakage or dangerous bridge, the construction of the power plant, highway and railway tunnel and other buildings, in order to facilitate the combination of new and old concrete, the surface layer needs to be roughened to ensure the adhesion of the subsequent construction.

[0003] The existing precast bent cap side and bottom (chiseling from bottom to top) are generally provided with multiple air picks on the chiseling equipment, the air picks are connected with the air compressor through the air pipe, and the high-pressure air generated by the air compressor drives the air picks to chisel the concrete. However, the chiseling area is small, the chiseling efficiency is low, the positions of the multiple air picks cannot be freely adjusted during use, and when chiseling the bottom, the workers need to hold the chiseling device for a long time. Since the chiseling device is heavy during work, a large amount of dust is generated, which may cause safety hazards and affect the health of the workers. The workers need to adjust the position and rest several times, and the roughness of the concrete floor can only be achieved after the construction, which greatly reduces the chiseling efficiency. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem of overcoming the deficiencies of the prior art and provides a compact structure, which can flexibly adjust the chiseling position and the chiseling point density.

[0005] The utility model adopts the technical scheme: the utility model discloses a shell, the adjusting assembly arranged in the shell and a plurality of chiseling assemblies arranged on the adjusting assembly, the adjusting assembly includes two groups of slide rods fixedly connected to the shell, a plurality of mounting plates arranged between the two groups of slide rods, a cylinder adjusting part slidingly connected to the shell and a connecting rod group arranged at the output end of the cylinder adjusting part, each chiseling assembly is arranged on the corresponding mounting plate, each slide rod is provided with a plurality of slide sleeves, each slide sleeve is fixedly connected with the corresponding mounting plate, each slide sleeve is formed with a connecting column, and the connecting rod group is connected with the corresponding connecting column.

[0006] Further, the chiseling assembly comprises a chiseling driving device, a connecting shaft and a chiseling disc, the chiseling driving device is fixedly connected with the mounting plate, one end of the connecting shaft is connected with a movable end of the chiseling driving device, the other end of the connecting shaft is fixedly connected with the chiseling disc, the chiseling disc is provided with a plurality of chiseling heads, each of the chiseling heads is formed with a plurality of protrusions for damaging the surface of the concrete.

[0007] Further, the air cylinder adjusting member comprises a sliding mounting block, an adjusting air cylinder, a pressing block and a locking screw, the sliding mounting block is slidingly matched with the shell, the adjusting air cylinder is fixedly connected with the sliding mounting block, the pressing block is arranged above the sliding mounting block, the locking screw is threadedly matched with the pressing block, the sliding mounting block is formed with a rotating hole which is rotationally connected with a lower end of the locking screw, both ends of the pressing block are formed with protruding blocks, each of the protruding blocks is provided with a gasket which is tightly matched with the shell.

[0008] Further, the shell is formed with a chiseling part and a mounting part, the mounting part is arranged at one side of the chiseling part, the chiseling part is formed with positioning holes for connecting two groups of the sliding rods, the inner side of the mounting part is formed with a first sliding groove which is matched with the sliding mounting block, the upper part of the mounting part is formed with a slot which is slidingly matched with the pressing block, both sides of the slot are formed with second sliding grooves which are tightly matched with the gaskets.

[0009] Further, the lower part of the chiseling part is formed with a plurality of rotating seats, each of the rotating seats is rotationally connected with a roller, both sides of the chiseling part are connected with a push handle, the push handle is provided with control keys for controlling the chiseling assembly and the adjusting assembly.

[0010] Further, the push handle is formed with two limiting discs, each of the limiting discs is formed with a plurality of limiting holes, the shell is formed with two openings which correspond to the limiting holes, each of the openings is provided with a plunger which is clamped and limited by the limiting disc.

[0011] Further, the connecting rod group comprises a connecting block, a plurality of connecting rods and a swing rod, the connecting block is connected with the air cylinder adjusting member, the connecting block is formed with a fixed plate and a fixed pin, the fixed plate is arranged at the side surface of the connecting block, the fixed plate is formed with a plurality of connecting holes, each of the connecting holes is rotationally connected with one end of the corresponding connecting rod through a connecting piece, the other end of each of the connecting rods is rotationally connected with the corresponding sliding sleeve, the fixed pin is located at the bottom surface of the connecting block, one end of the swing rod is slidingly matched with the fixed pin, the other end of the swing rod is rotationally connected with the sliding sleeve.

[0012] Further, the sliding sleeve is formed with a sliding cavity in sliding fit with the sliding rod, a mounting cavity for fixedly connecting the mounting plate is formed below the sliding cavity, the connecting column is arranged at the upper portion of the sliding cavity, and the side wall of the sliding cavity is formed with a connecting plate for rotationally connecting the swing rod.

[0013] The utility model discloses the beneficial effect is: because the utility model discloses adopt the cylinder cooperation connecting rod group control the operation width of gouging subassembly, retractable cylinder pushes out, and the connecting rod will push out force conversion side thrust and promote or pull the sliding sleeve, make the sliding sleeve move on the sliding rod, thereby realize the gouging subassembly's gouging width width of adjustment, when needing intensive to partial area processing, can control the adjustment cylinder retraction, then unscrew the locking screw in cylinder adjusting spare, and the locking screw drives the compression block upward movement through the thread, and the gasket removes the shell a certain distance and removes the compression limit effect, the compression block and sliding mounting block can slide with the shell between at this moment, thereby realize the displacement of the gouging subassembly in the state of tightening, and the overall structure is compact and convenient to use, can control the adjustment cylinder operation through the control key of shell handle, cooperates the sliding sleeve and mounting plate structure, can flexibly adjust gouging position and gouging point density, effectively improves the precision of concrete gouging operation. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structure schematic diagram of the utility model;

[0015] Figure 2 It is the explosion drawing of the utility model;

[0016] Figure 3 It is the explosion drawing of the shell of the utility model;

[0017] Figure 4 It is the sectional view of the shell of the utility model;

[0018] Figure 5 It is the structure schematic diagram of the adjusting assembly of the utility model;

[0019] Figure 6 It is the structure schematic diagram of the cylinder adjusting spare of the utility model;

[0020] Figure 7 It is the structure schematic diagram of the connecting rod group of the utility model;

[0021] Figure 8 It is Figure 7 The local enlarged view of A part in;

[0022] Figure 9 It is the structure schematic diagram of the sliding sleeve of the utility model;

[0023] Figure 10 It is the structure schematic diagram of the gouging subassembly of the utility model.

[0024] In the figure: 1, shell; 11, gouging part; 12, mounting part; 13, positioning hole; 14, first sliding groove; 15, slot; 16, second sliding groove; 17, rotating seat; 18, roller; 19, push handle; 191, limiting disc; 192, limiting hole; 193, plunger; 2, adjusting assembly; 21, sliding rod; 22, mounting plate; 23, air cylinder adjusting piece; 231, sliding mounting block; 232, adjusting air cylinder; 233, pressing block; 234, locking screw; 235, extending block; 236, gasket; 24, connecting rod group; 241, adapter block; 242, connecting rod; 243, swing rod; 244, fixed plate; 245, fixed pin; 246, connecting hole; 247, connecting piece; 25, sliding sleeve; 251, sliding cavity; 252, mounting cavity; 253, connecting plate; 26, connecting column; 3, gouging assembly; 31, gouging driving device; 32, connecting shaft; 33, gouging disc; 34, gouging head; 35, spur. DETAILED DESCRIPTION

[0025] As Figures 1 to 10As shown, in the embodiment, the utility model of adjusting the chiseling width of the chiseling assembly 3, the utility model discloses a chiseling device, which comprises a shell 1, an adjusting assembly 2 arranged in the shell 1 and a plurality of chiseling assemblies 3 arranged on the adjusting assembly 2, the adjusting assembly 2 comprises two groups of slide rods 21 fixedly connected to the shell 1, a plurality of mounting plates 22 arranged between the two groups of slide rods 21, a cylinder adjusting part 23 slidably connected to the shell 1 and a connecting rod set 24 arranged at the output end of the cylinder adjusting part 23, each chiseling assembly 3 is arranged on the corresponding mounting plate 22, each slide rod 21 is sleeved with a plurality of slide sleeves 25, each slide sleeve 25 is fixedly connected to the corresponding mounting plate 22, each slide sleeve 25 is formed with a connecting column 26, the connecting rod set 24 is connected to the corresponding connecting column 26, the mounting plate 22 is located below the slide rod 21 and is relatively slid between the slide sleeve 25 and the slide rod 21 to drive the chiseling assembly 3 to move left and right, the cylinder adjusting part 23 is provided with a telescopic cylinder, the telescopic cylinder is connected to the slide sleeve 25 through a plurality of connecting rods 242 of the connecting rod set 24, when the telescopic cylinder is pushed out, the connecting rod 242 converts the pushing force into a side pushing force to push or pull the slide sleeve 25, so that the slide sleeve 25 moves on the slide rod 21, thereby adjusting the chiseling width of the chiseling assembly 3, when it is required to process part areas densely, the adjusting cylinder 232 can be controlled to retract, then the locking screw 234 in the cylinder adjusting part 23 is loosened, the locking screw 234 drives the pressing block 233 to move upward through the thread, the gasket 236 is away from the shell 1 by a certain distance to release the pressing limiting effect, at this time, the pressing block 233 and the sliding mounting block 231 can relatively slide with the shell 1, thereby realizing the displacement of the chiseling assembly 3 in the tightening state, the overall structure is compact and convenient to use, the adjusting cylinder 232 can be controlled to operate through the control keys of the handle of the shell 1, the slide sleeve 25 and the mounting plate 22 are matched to flexibly adjust the chiseling position and the chiseling point density, and the precision of the concrete chiseling operation is effectively improved.

[0026] In the embodiment, the chiseling assembly 3 comprises a chiseling driving device 31, a connecting shaft 32 and a chiseling disc 33, the chiseling driving device 31 is fixedly connected to the mounting plate 22, one end of the connecting shaft 32 is connected to the movable end of the chiseling driving device 31, the other end of the connecting shaft 32 is fixedly connected to the chiseling disc 33, the chiseling disc 33 is provided with a plurality of chiseling heads 34, each chiseling head 34 is formed with a plurality of protrusions 35 for damaging the surface of concrete, the chiseling driving device 31 is an electric hammer, the chiseling disc 33 is connected with three chiseling heads 34, when the chiseling operation is performed, the chiseling driving device 31 drives the chiseling disc 33 to rotate and apply an added impact force through the connecting shaft 32, the protrusions 35 on the chiseling head 34 impact the concrete ground to damage the integrity of the surface of concrete.

[0027] In the embodiment, the cylinder adjusting part 23 comprises a sliding mounting block 231, an adjusting cylinder 232, a pressing block 233 and a locking screw 234, the sliding mounting block 231 is in sliding fit with the shell 1, the adjusting cylinder 232 is fixedly connected to the sliding mounting block 231, the pressing block 233 is arranged above the sliding mounting block 231, the locking screw 234 is in threaded fit with the pressing block 233, the sliding mounting block 231 is formed with a rotating hole in rotary connection with the lower end of the locking screw 234, the two ends of the pressing block 233 are formed with an extending block 235, each extending block 235 is arranged with a gasket 236 in pressing and limiting position with the shell 1, the adjusting cylinder 232 is a telescopic cylinder, the inside of the sliding mounting block 231 is formed with a cylinder gasket for fixing the cylinder, the gasket 236 is made of rubber and has good elasticity and friction, the staff can press the shell 1 by rotating the locking screw 234 to make the pressing block 233, the gasket 236 is tightly pressed and rubbed with the shell 1 to limit the position of the sliding mounting block 231 and the pressing block 233, the structure is compact and convenient to use, the position of the pressing block 233 in sliding fit with the shell 1 is in square shape to avoid synchronous rotation of the pressing block 233 with the knob force of the locking screw 234.

[0028] In the embodiment, the shell 1 is formed with a roughened part and a mounting part 12, the mounting part 12 is arranged at one side of the roughened part, the roughened part is formed with positioning holes 13 for connecting two groups of the sliding rods 21, the inside of the mounting part 12 is formed with a first sliding groove 14 in fit with the sliding mounting block 231, the upper part of the mounting part 12 is formed with a slot 15 in sliding fit with the pressing block 233, the two sides of the slot 15 are formed with second sliding grooves 16 in pressing fit with the gaskets 236.

[0029] In the embodiment, the lower part of the roughened part is formed with a plurality of rotating seats 17, each rotating seat 17 is rotatably connected with a roller 18, the two sides of the roughened part are connected with a push handle 19, the push handle 19 is arranged with control keys for controlling the roughening assembly 3 and the adjusting assembly 2.

[0030] In the embodiment, the push handle 19 is formed with two limiting discs 191, each limiting disc 191 is formed with a plurality of limiting holes 192, the shell 1 is formed with two openings corresponding to the limiting holes 192, each opening is arranged with a plunger 193 in clamping and limiting position with the limiting disc, the staff can unlock the limiting disc 191 by pulling out the plunger 193, at this time the handle can be freely rotated to quickly adjust the roughening angle, so as to realize the roughening work of the side and bottom surface of the bent cap beam, after the handle 19 is rotated to a certain angle, the plunger 193 is reinserted to lock the handle 19 again, the plunger is made of rubber and has good elasticity and friction, which effectively reduces the vibration generated during the roughening work and improves the locking and connecting stability.

[0031] In the embodiment, the connecting rod set 24 comprises a connecting block 241 connected with the cylinder adjusting part 23, a plurality of connecting rods 242 and a swing rod 243, the connecting block 241 is formed with a fixing plate 244 arranged on the side surface of the connecting block 241 and a fixing pin 245 arranged on the bottom surface of the connecting block 241, the fixing plate 244 is formed with a plurality of connecting holes 246, each connecting hole 246 is rotatably connected with one end of a corresponding connecting rod 242 through a connecting part 247, the other end of each connecting rod 242 is rotatably connected with a corresponding sliding sleeve 25, one end of the swing rod 243 is slidably connected with the fixing pin 245, and the other end of the swing rod 243 is rotatably connected with the sliding sleeve 25, the swing rod 243 is used for the sliding sleeve 25 located in the middle part, the swing rod 243 is formed with a waist-shaped hole, the waist-shaped hole is slidably connected with the fixing pin 245 in the connecting block 241, and when the cylinder 232 is adjusted to be extended or retracted, the swing rod 243 avoids causing a pulling force perpendicular to the sliding rod 21 to the sliding sleeve 25, so that the sliding rod 21 and the sliding sleeve 25 are not damaged.

[0032] In the embodiment, the sliding sleeve 25 is formed with a sliding cavity 251 slidably connected with the sliding rod 21, the lower part of the sliding cavity 251 is formed with a mounting cavity 252 for fixedly connecting the mounting plate 22, the connecting column 26 is arranged on the upper part of the sliding cavity 251, and the side wall of the sliding cavity 251 is formed with a connecting plate 253 for rotatably connecting the swing rod 243.

[0033] Working principle of the utility model:

[0034] The staff adjusts the width between the plurality of gouging assemblies 3 according to the site requirement by pressing the control key, the telescopic cylinder is connected with the sliding sleeve 25 through a plurality of connecting rods 242 of the connecting rod set 24, when the telescopic cylinder is pushed out, the connecting rod 242 converts the pushing force into a side pushing force to push or pull the sliding sleeve 25, the sliding sleeve 25 is moved on the sliding rod 21, so that the gouging width of the gouging assembly 3 is adjusted, when part of the area needs to be processed, the telescopic cylinder 232 can be controlled to be retracted, then the locking screw 234 in the cylinder adjusting part 23 is loosened, the locking screw 234 drives the pressing block 233 to move upwards through the thread, the gasket 236 is away from the shell 1 by a certain distance, the effect of pressing and limiting is released, at this time, the pressing block 233 and the sliding mounting block 231 can slide relative to the shell 1, the plurality of mounting plates 22 and the gouging assemblies 3 are moved to the corresponding positions by adjusting the position of the cylinder adjusting part 23 of the telescopic cylinder 232, the position of the cylinder is always at the center of symmetry of the plurality of mounting plates 22 during the moving process, the gouging position and the gouging point density are flexibly adjusted.

[0035] The chiseling head 34 is connected with three chiseling heads 34, when chiseling, the chiseling driving device 31 drives the chiseling disc 33 to rotate through the connecting shaft 32 and applies the added impact force, the protrusions 35 on the chiseling head 34 impact the concrete floor, and the integrity of the concrete surface is destroyed;

[0036] When chiseling the bottom of the prefabricated bent cap, the worker holds the handle 19 with one hand, and holds the support rod in the middle of the push plate with the other hand, so that the plurality of rollers 18 are close to the bottom of the prefabricated bent cap, thereby ensuring that the chiseling head 34 impacts the concrete surface during the working process, and the integrity of the concrete surface is destroyed.

[0037] Although the embodiments of the utility model are described in actual schemes, but does not constitute the limitation to the meaning of the utility model, for the person skilled in the art, according to the modification of the embodiments thereof and the combination with other schemes, it is obvious.

Claims

1. A concrete scarifying device that facilitates adjustment, characterized by: The utility model provides a kind of chiseling device, including shell (1), adjusting assembly (2) being arranged in the shell (1) and several gouging assembly (3) being arranged on the adjusting assembly (2), the adjusting assembly (2) includes two groups of fixedly connected slide bar (21) of the shell (1), several mounting plate (22) being arranged between two groups of the slide bar (21), cylinder adjusting piece (23) being slidably connected with the shell (1) and connecting rod group (24) being arranged in the output end of the cylinder adjusting piece (23), each the gouging assembly (3) is correspondingly arranged on the corresponding mounting plate (22), each the slide bar (21) is sleeved with several slide bushings (25), each the slide bushings (25) is fixedly connected with the corresponding mounting plate (22), each the slide bushings (25) is formed with connecting column (26), and the connecting rod group (24) is connected with the corresponding connecting column (26).

2. A concrete scarifier according to claim 1, wherein: The gouging assembly (3) includes gouging drive device (31), connecting shaft (32) and gouging disc (33), the gouging drive device (31) is fixedly connected with the mounting plate (22), one end of the connecting shaft (32) is connected with the movable end of the gouging drive device (31), the other end of the connecting shaft (32) is fixedly connected with the gouging disc (33), and the gouging disc (33) is provided with several gouging heads (34), each the gouging head (34) is formed with several protrusions (35) for damaging the surface of concrete.

3. A concrete scarifier according to claim 1, wherein: The cylinder adjusting piece (23) includes sliding mounting block (231), adjusting cylinder (232), pressing block (233) and locking screw (234), the sliding mounting block (231) is slidably connected with the shell (1), the adjusting cylinder (232) is fixedly connected with the sliding mounting block (231), the pressing block (233) is arranged above the sliding mounting block (231), the locking screw (234) is threadedly connected with the pressing block (233), the sliding mounting block (231) is formed with rotating hole, which is rotatably connected with the lower end of the locking screw (234), and the both ends of the pressing block (233) are formed with extension block (235), each the extension block (235) is provided with gasket (236), which is pressed and limited with the shell (1).

4. A concrete scarifier according to claim 3, wherein: The shell (1) is formed with gouging part (11) and mounting part (12), the mounting part (12) is arranged on one side of the gouging part (11), the gouging part (11) is formed with positioning hole (13) for connecting two groups of the slide bar (21), the inner side of the mounting part (12) is formed with first sliding groove (14) matched with the sliding mounting block (231), the upper portion of the mounting part (12) is formed with slot (15) slidably matched with the pressing block (233), and the both sides of the slot (15) are formed with second sliding groove (16) tightly matched with the gasket (236).

5. A concrete scarifier according to claim 4, wherein: A plurality of rotating seats (17) are formed below the gouging part (11), each rotating seat (17) is rotationally connected with a roller (18), the gouging part (11) is rotationally connected with a push handle (19), the push handle (19) is provided with control keys for controlling the gouging assembly (3) and the adjusting assembly (2).

6. A concrete scarifier according to claim 5, wherein: The push handle (19) is formed with two limiting discs (191), each limiting disc (191) is formed with a plurality of limiting holes (192), the shell (1) is formed with two openings corresponding to the limiting holes (192), each opening is provided with a plunger (193) for limiting the limiting disc.

7. An adjustable concrete chipping device as defined in claim 1 wherein: The connecting rod group (24) comprises an adapter block (241), a plurality of connecting rods (242) and a swing rod (243), the adapter block (241) is connected with the air cylinder adjusting piece (23), the adapter block (241) is formed with a fixing plate (244) and a fixing pin (245), the fixing plate (244) is arranged on the side surface of the adapter block (241), the fixing plate (244) is formed with a plurality of connecting holes (246), each connecting hole (246) is rotationally connected with one end of the corresponding connecting rod (242) through a connecting piece (247), the other end of each connecting rod (242) is rotationally connected with the corresponding sliding sleeve (25), the fixing pin (245) is located on the bottom surface of the adapter block (241), one end of the swing rod (243) is slidingly connected with the fixing pin (245), the other end of the swing rod (243) is rotationally connected with the sliding sleeve (25).

8. A concrete scarifier according to claim 7, wherein: The sliding sleeve (25) is formed with a sliding cavity (251) slidingly connected with the sliding rod (21), the lower portion of the sliding cavity (251) is formed with a mounting cavity (252) for fixedly connecting the mounting plate (22), the connecting column (26) is arranged on the upper portion of the sliding cavity (251), the side wall of the sliding cavity (251) is formed with a connecting plate (253) for rotationally connecting the swing rod (243).

Images