CN110861220B - Concrete building wall crack bioremediation device - Google Patents
Concrete building wall crack bioremediation device Download PDFInfo
- Publication number
- CN110861220B CN110861220B CN201911187651.5A CN201911187651A CN110861220B CN 110861220 B CN110861220 B CN 110861220B CN 201911187651 A CN201911187651 A CN 201911187651A CN 110861220 B CN110861220 B CN 110861220B
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- Prior art keywords
- fixedly connected
- wall
- rod
- shell
- bevel gear
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
- B28D1/045—Sawing grooves in walls; sawing stones from rocks; sawing machines movable on the stones to be cut
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/26—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by impact tools, e.g. by chisels or other tools having a cutting edge
- B28D1/28—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by impact tools, e.g. by chisels or other tools having a cutting edge without cutting edge, e.g. chiseling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/005—Devices for the automatic drive or the program control of the machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
Abstract
The invention relates to the technical field of wall repair, and discloses a concrete building wall crack bioremediation device which comprises a shell, wherein a rectangular opening is formed in the lower end of the shell, an installation plate is rotatably connected to the inner wall of the left side of the shell through a connection shaft, an installation block is fixedly connected to the upper end of the installation plate, a rotating shaft is rotatably connected to one side of the installation block through a first rolling bearing, a cutting blade is fixedly connected to one end of the rotating shaft, the other end of the rotating shaft penetrates through the first rolling bearing and is fixedly connected with a first bevel gear, a first motor is fixedly connected to the upper end of the installation plate, a second bevel gear is fixedly connected to the output end of the first motor, and the first bevel gear is meshed with the second bevel gear. This concrete construction wall crack bioremediation device can in time discover that the wall has or not hollowing phenomenon at the quick wall that strikes in the fluting after, effectively improves repair works's progress, can also blow away the raise dust that produces during the cutting near the grooving instrument, and the constructor of being convenient for slots.
Description
Technical Field
The invention relates to the technical field of wall repair, in particular to a concrete building wall crack bioremediation device.
Background
The wall surface crack is generated by the fact that the concrete is not uniformly expanded and shrunk due to the shrinkage caused by the dehydration of the concrete or the influence of the temperature difference of high and low temperatures in the hardening process of the concrete, the repair treatment of the concrete crack refers to the technology of repairing the concrete crack by adopting a scientific method, which is also called biological repair, the conventional concrete crack repair process generally comprises three methods of low-pressure glue injection repair, high-pressure repair and slotting repair, the slotting repair method can repair cracks more thoroughly and is often adopted by constructors, but in the slotting process, the existing tool is simple, the wall surface is required to be manually knocked after slotting to judge whether hollowing exists on the wall surface near crack grains, the speed is slow, and occupied more repair time, the raise dust that produces in the fluting process moreover is diffused near the fluting instrument, influences constructor control fluting instrument's trend.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the concrete building wall surface crack bioremediation device which has the advantages of high grooving speed, capability of quickly knocking the wall surface after grooving to find whether the wall surface has a hollowing phenomenon or not, capability of blowing raised dust generated during cutting away from a grooving tool and the like, and solves the problems that the wall surface near crack grains needs to be manually knocked to judge whether the wall surface near the crack grains has the hollowing phenomenon or not after grooving, the speed is low, more repairing time is occupied, and the raised dust generated in the grooving process is diffused near the grooving tool to influence the trend of a constructor to control the grooving tool.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the concrete building wall surface crack bioremediation device comprises a shell, wherein a rectangular opening is formed in the lower end of the shell, a mounting plate is rotatably connected to the inner wall of the left side of the shell through a connecting shaft, a mounting block is fixedly connected to the upper end of the mounting plate, a rotating shaft is rotatably connected to one side of the mounting block through a first rolling bearing, a cutting blade is fixedly connected to one end of the rotating shaft, the other end of the rotating shaft penetrates through the first rolling bearing and is fixedly connected with a first bevel gear, a first motor is fixedly connected to the upper end of the mounting plate, a second bevel gear is fixedly connected to the output end of the first motor, the first bevel gear is meshed with the second bevel gear, a support frame is fixedly connected to the upper end of the mounting plate, a pull rod which is obliquely arranged is rotatably connected to the upper end of the support frame through a pin, and a lead screw is rotatably connected to the inner wall of the left side of the upper end of the shell through a second rolling bearing, the upper end of lead screw passes second antifriction bearing and fixed even has the knob, threaded connection has the screw thread sleeve pipe on the pole wall of lead screw, the right side of screw thread sleeve pipe is passed through the rotation axis and is connected with the one end rotation that the support frame was kept away from to the pull rod, fixedly connected with baffle in the casing, the right side fixedly connected with horizontal pole of baffle, the lower extreme right side edge department of casing is seted up jaggedly, be equipped with crushing mechanism in the breach, the upper end fixedly connected with push rod of casing.
Preferably, broken mechanism is including two swing arms of cross arrangement in the breach, two the intersection of swing arm is rotated through the right side of same pivot and baffle and is connected, the lower extreme fixedly connected with quartering hammer of swing arm, fixedly connected with second motor on the pole wall of horizontal pole, the output of second motor runs through the pole wall of horizontal pole and the fixed link has reciprocal lead screw, the reciprocal slider has been cup jointed in the slip on the pole wall of reciprocal lead screw, one side fixedly connected with transfer line of reciprocal slider, two pins of fixedly connected with on the pole wall of transfer line, two bar through-hole has all been seted up in the swing arm, two the pin slides respectively with the bar through-hole in two swing arms and cup joints.
Preferably, one side of the reciprocating slide block, which is far away from the transmission rod, is fixedly connected with a sliding sleeve, a positioning rod is vertically sleeved in the sliding sleeve in a sliding manner, and the upper end of the positioning rod is fixedly connected with the rod wall of the transverse rod.
Preferably, the vertical backplate that is equipped with in the breach, the upper end of backplate is articulated through one side of first hinge and breach, the equal sliding connection in both sides has the flexure strip, two the upper end of flexure strip all with one side fixed connection of breach.
Preferably, the top that is located the cutting piece in the casing is equipped with the arc, the one end of arc is articulated through the upper end of second hinge with the support frame, the other end of arc is connected with the lower extreme inner wall contact of casing, the spring that the upper end fixedly connected with slope of arc set up, the one end that the arc was kept away from to the spring is connected with the pole wall fixed connection of pull rod.
Preferably, one end of the rotating shaft, which is far away from the cutting blade, is fixedly connected with a fan blade, and an air outlet is formed in the position, corresponding to the fan blade, of the rear side of the shell.
(III) advantageous effects
Compared with the prior art, the invention provides a concrete building wall surface crack bioremediation device, which has the following beneficial effects:
1. when the portable grooving machine is used, the push rod is held by a hand to control the shell, the first motor is started to drive the second bevel gear to rotate the first bevel gear, the first bevel gear rotates to drive the rotating shaft to rotate the cutting blade, meanwhile, the rotating shaft rotates to drive the fan blades to rotate, so that the wall surface can be quickly grooved by the cutting blade, raised dust generated during grooving can be blown away, the screw rod drives the threaded sleeve to move by rotating the knob by hand, the threaded sleeve moves to drive the pull rod to move the support frame, the support frame moves to drive the mounting plate to incline around the connecting shaft, and therefore the grooving depth can be conveniently and quickly adjusted during grooving.
2. The crushing mechanism is arranged, when the crushing mechanism is used, the second motor is started to drive the reciprocating screw rod to move the reciprocating slide block, the reciprocating slide block moves to drive the transmission rod to enable the pin to extrude the strip-shaped through hole in the swing arm, so that the swing arm swings around the shaft pin, the crushing hammer is driven to knock the wall surface when the swing arm swings, the upper hollow drum of the wall surface can be cracked, the knocked-down scraps extrude the guard plate, the guard plate extrudes the elastic piece under stress to deform, the scraps are convenient to discharge, the scraps are not easy to fly out to hurt people, the sliding sleeve and the positioning rod arranged on the reciprocating slide block can position the reciprocating slide block, and the stability of the crushing mechanism is improved.
Drawings
FIG. 1 is a schematic structural view of a concrete building wall surface crack bioremediation device provided by the invention;
FIG. 2 is a schematic structural view of the concrete building wall surface crack bioremediation device in the direction of A-A in FIG. 1;
FIG. 3 is a schematic structural view of the concrete building wall crack bioremediation device in the direction B-B in FIG. 1.
In the figure: the device comprises a shell 1, a mounting plate 2, a cutting blade 3, a breaking hammer 4, a swing arm 5, a guard plate 6, an elastic sheet 7, a sliding sleeve 8, a positioning rod 9, a cross rod 10, a second motor 11, a push rod 12, a knob 13, a screw rod 14, a first motor 15, a threaded sleeve 16, a pull rod 17, a spring 18, an arc plate 19, a reciprocating screw rod 20, a reciprocating slide block 21, a partition plate 22, a support frame 23, fan blades 24, a second bevel gear 25, a rotating shaft 26, a first bevel gear 27, a pin 28 and a transmission rod 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the concrete building wall surface crack bioremediation device comprises a shell 1, a rectangular opening is arranged at the lower end of the shell 1, a mounting plate 2 is rotatably connected to the inner wall of the left side of the shell 1 through a connecting shaft, a mounting block is fixedly connected to the upper end of the mounting plate 2, a rotating shaft 26 is rotatably connected to one side of the mounting block through a first rolling bearing, a cutting blade 3 is fixedly connected to one end of the rotating shaft 26, the other end of the rotating shaft 26 passes through the first rolling bearing and is fixedly connected with a first bevel gear 27, a first motor 15 is fixedly connected to the upper end of the mounting plate 2, a second bevel gear 25 is fixedly connected to the output end of the first motor 15, the first bevel gear 27 is meshed with the second bevel gear 25, a support frame 23 is fixedly connected to the upper end of the mounting plate 2, a pull rod 17 which is obliquely arranged is rotatably connected to the upper end of the support frame 23 through a pin, and a screw rod 14 is rotatably connected to the inner wall of the left side of the upper end of the shell 1 through a second rolling bearing, the upper end of lead screw 14 passes second antifriction bearing and fixed connection has knob 13, threaded connection has threaded sleeve 16 on the pole wall of lead screw 14, threaded sleeve 16's right side is passed through the rotation axis and is rotated with the one end that support frame 23 was kept away from to pull rod 17 and be connected, fixedly connected with baffle 22 in the casing 1, baffle 22's right side fixedly connected with horizontal pole 10, the lower extreme right side edge department of casing 1 sets up jaggedly, be equipped with crushing mechanism in the breach, the upper end fixedly connected with push rod 12 of casing.
Lie in the top of cutting piece 3 in casing 1 and be equipped with arc 19, the upper end that second hinge and support frame 23 are passed through to the one end of arc 19 is articulated, the other end of arc 19 is connected with the lower extreme inner wall contact of casing 1, the spring 18 that the upper end fixedly connected with slope of arc 19 set up, spring 18 keeps away from the one end of arc 19 and pull rod 17's pole wall fixed connection, the one end fixedly connected with flabellum 24 of cutting piece 3 is kept away from to pivot 26, the air outlet has been seted up with the corresponding position of flabellum 24 to casing 1's rear side.
When the wall slotting machine is used, the push rod 12 is held by a hand to control the shell 1 to move, the first motor 15 is started to drive the second bevel gear 25 to enable the first bevel gear 27 to rotate, the first bevel gear 27 rotates to drive the rotating shaft 26 to enable the cutting blade 3 to rotate, meanwhile, the rotating shaft 26 rotates to drive the fan blades 24 to rotate, so that the wall can be quickly slotted by the cutting blade 3, the flying dust generated during slotting can be blown away, the screw rod 14 drives the threaded sleeve 16 to move by rotating the knob 13 by the hand, the threaded sleeve 16 moves to drive the pull rod 17 to move the support frame 23, the support frame 23 moves to drive the mounting plate 2 to incline around the connecting shaft, and therefore, the slotting depth can be conveniently and quickly adjusted during slotting.
Example 2: the difference is based on example 1;
broken mechanism is including crossing two swing arms 5 that set up in the breach, the intersection of two swing arms 5 is rotated through the right side of same pivot and baffle 22 and is connected, the lower extreme fixedly connected with quartering hammer 4 of swing arm 5, fixedly connected with second motor 11 on the pole wall of horizontal pole 10, the output of second motor 11 runs through the pole wall of horizontal pole 10 and the fixed connection has reciprocal lead screw 20, it has reciprocal slider 21 to slide on the pole wall of reciprocal lead screw 20 to cup joint, one side fixedly connected with transfer line 29 of reciprocal slider 21, two pins 28 of fixedly connected with on the pole wall of transfer line 29, the bar through-hole has all been seted up on two swing arms 5, two pins 28 slide with the bar through-hole on two swing arms 5 respectively and cup joint, one side fixedly connected with sliding sleeve 8 of transfer line 29 is kept away from to reciprocal slider 21, vertical slip has cup jointed locating lever 9 in the sliding sleeve 8, the upper end of locating lever 9 and the pole wall fixed connection of horizontal pole 10.
The vertical backplate 6 that is equipped with in the breach, the upper end of backplate 6 is articulated through one side of first hinge and breach, the equal sliding connection elastic sheet 7 in the left and right sides of backplate 6, the upper end of two elastic sheets 7 all with one side fixed connection of breach.
The crushing mechanism is provided, when the crushing mechanism is used, the second motor 11 is started to drive the reciprocating screw rod 20 to enable the reciprocating slide block 21 to move, the reciprocating slide block 21 moves to drive the transmission rod 29 to enable the pin 28 to extrude a strip-shaped through hole in the swing arm 5, so that the swing arm 5 swings around the shaft pin, the crushing hammer 4 is driven to knock the wall surface when the swing arm 5 swings, the hollow drum part on the wall surface can be cracked, the broken pieces discharged extrude the protection plate 6, the protection plate 6 extrudes the elastic sheet 7 under stress to deform, so that the broken pieces are conveniently discharged, the broken pieces are not easy to fly out to hurt people, the sliding sleeve 8 and the positioning rod 9 which are arranged on the reciprocating slide block 21 can position the reciprocating slide block 21, and the stability of the crushing mechanism is improved.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Concrete building wall crackle bioremediation device, including casing (1), its characterized in that: the lower end of the shell (1) is provided with a rectangular opening, the inner wall of the left side of the shell (1) is rotatably connected with a mounting plate (2) through a connecting shaft, the upper end of the mounting plate (2) is fixedly connected with a mounting block, one side of the mounting block is rotatably connected with a rotating shaft (26) through a first rolling bearing, one end of the rotating shaft (26) is fixedly connected with a cutting blade (3), the other end of the rotating shaft (26) penetrates through the first rolling bearing and is fixedly connected with a first bevel gear (27), the upper end of the mounting plate (2) is fixedly connected with a first motor (15), the output end of the first motor (15) is fixedly connected with a second bevel gear (25), the first bevel gear (27) is meshed with the second bevel gear (25), the upper end of the mounting plate (2) is fixedly connected with a support frame (23), the upper end of the support frame (23) is rotatably connected with a pull rod (17) which is obliquely arranged through a pin, the inner wall of the left side of the upper end of the shell (1) is rotatably connected with a screw rod (14) through a second rolling bearing, the upper end of the screw rod (14) penetrates through the second rolling bearing and is fixedly connected with a knob (13), the rod wall of the screw rod (14) is in threaded connection with a threaded sleeve (16), the right side of the threaded sleeve (16) is rotatably connected with one end, away from a support frame (23), of a pull rod (17) through a rotating shaft, a partition plate (22) is fixedly connected in the shell (1), the right side of the partition plate (22) is fixedly connected with a cross rod (10), a notch is formed in the right side corner of the lower end of the shell (1), a crushing mechanism is arranged in the notch, and a push rod (12) is fixedly connected to the upper end of the shell;
the crushing mechanism comprises two swing arms (5) which are arranged in the gap in a crossed manner, the crossed position of the two swing arms (5) is rotationally connected with the right side of the clapboard (22) through the same shaft pin, the lower end of the swing arm (5) is fixedly connected with a breaking hammer (4), the rod wall of the cross rod (10) is fixedly connected with a second motor (11), the output end of the second motor (11) penetrates through the rod wall of the cross rod (10) and is fixedly connected with a reciprocating screw rod (20), a reciprocating slide block (21) is sleeved on the rod wall of the reciprocating screw rod (20) in a sliding way, one side of the reciprocating slide block (21) is fixedly connected with a transmission rod (29), two pins (28) are fixedly connected to the rod wall of the transmission rod (29), strip-shaped through holes are formed in the two swing arms (5), and the two pins (28) are respectively in sliding sleeve connection with the strip-shaped through holes in the two swing arms (5);
one side fixedly connected with sliding sleeve (8) that transfer line (29) were kept away from to reciprocal slider (21), vertical slip cup joints locating lever (9) in sliding sleeve (8), the upper end of locating lever (9) and the pole wall fixed connection of horizontal pole (10).
2. The concrete building wall surface crack bioremediation device of claim 1, wherein: vertical backplate (6) of being equipped with in the breach, the upper end of backplate (6) is articulated through one side of first hinge and breach, the equal sliding connection in left and right sides of backplate (6) has flexure strip (7), two the upper end of flexure strip (7) all with one side fixed connection of breach.
3. The concrete building wall surface crack bioremediation device of claim 1, wherein: the top that lies in cutting piece (3) in casing (1) is equipped with arc (19), the one end of arc (19) is articulated through the upper end of second hinge with support frame (23), the other end of arc (19) is connected with the lower extreme inner wall contact of casing (1), spring (18) that the upper end fixedly connected with slope of arc (19) set up, the one end of arc (19) and the pole wall fixed connection of pull rod (17) are kept away from in spring (18).
4. The concrete building wall surface crack bioremediation device of claim 1, wherein: one end of the rotating shaft (26) far away from the cutting blade (3) is fixedly connected with fan blades (24), and an air outlet is formed in the position, corresponding to the fan blades (24), of the rear side of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187651.5A CN110861220B (en) | 2019-11-28 | 2019-11-28 | Concrete building wall crack bioremediation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187651.5A CN110861220B (en) | 2019-11-28 | 2019-11-28 | Concrete building wall crack bioremediation device |
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| Publication Number | Publication Date |
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| CN110861220A CN110861220A (en) | 2020-03-06 |
| CN110861220B true CN110861220B (en) | 2021-12-10 |
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| CN201911187651.5A Active CN110861220B (en) | 2019-11-28 | 2019-11-28 | Concrete building wall crack bioremediation device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111421682B (en) * | 2020-04-27 | 2021-06-11 | 安徽大通建设工程有限公司 | Construction wall body fluting buried line repair equipment |
| CN111941511B (en) * | 2020-08-19 | 2021-05-04 | 连云港辉义科技有限公司 | Cutting device for pre-buried groove of plastic pipeline |
| CN111997409A (en) * | 2020-08-28 | 2020-11-27 | 湖南城建职业技术学院 | Building is demolishd and is used laborsaving crushing apparatus of floor |
| CN112140368B (en) * | 2020-09-26 | 2022-04-19 | 济南展风花岗石机械构件有限公司 | Marble processing is with beating fluting device |
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| DE1924890A1 (en) * | 1969-05-16 | 1970-11-26 | Possehl Gmbh | Joint cutting machine with swiveling cutting device |
| DE2325698A1 (en) * | 1972-05-26 | 1973-12-06 | Steiner Ltd H | MACHINE FOR LIFTING HARD MATERIALS |
| CN101134348A (en) * | 2006-09-01 | 2008-03-05 | 爱科昇株式会社 | Concrete cutter |
| CN107841927A (en) * | 2017-12-17 | 2018-03-27 | 岑溪市东正动力科技开发有限公司 | A kind of highway bulge floor crushing trimming device |
| CN107901254A (en) * | 2017-11-16 | 2018-04-13 | 长沙市凤英机械科技有限公司 | A kind of architectural decoration ground connects up adjustable grooving apparatus |
| CN108049299A (en) * | 2018-02-05 | 2018-05-18 | 李群 | Device is broken in a kind of stone impact of municipal administration road surface into pieces |
| CN108560386A (en) * | 2018-06-11 | 2018-09-21 | 佛山新籁工程科技有限公司 | A kind of manual road grooving machine for adjusting depth of cut |
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| CN205735583U (en) * | 2016-06-28 | 2016-11-30 | 苏金旺 | A kind of device conveniently carrying out cutting and crushing stone material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1924890A1 (en) * | 1969-05-16 | 1970-11-26 | Possehl Gmbh | Joint cutting machine with swiveling cutting device |
| DE2325698A1 (en) * | 1972-05-26 | 1973-12-06 | Steiner Ltd H | MACHINE FOR LIFTING HARD MATERIALS |
| CN101134348A (en) * | 2006-09-01 | 2008-03-05 | 爱科昇株式会社 | Concrete cutter |
| CN107901254A (en) * | 2017-11-16 | 2018-04-13 | 长沙市凤英机械科技有限公司 | A kind of architectural decoration ground connects up adjustable grooving apparatus |
| CN107841927A (en) * | 2017-12-17 | 2018-03-27 | 岑溪市东正动力科技开发有限公司 | A kind of highway bulge floor crushing trimming device |
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| CN108560386A (en) * | 2018-06-11 | 2018-09-21 | 佛山新籁工程科技有限公司 | A kind of manual road grooving machine for adjusting depth of cut |
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| CN110861220A (en) | 2020-03-06 |
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