CN106988517B - Stretching type device for limiting cement pavement surface - Google Patents
Stretching type device for limiting cement pavement surface Download PDFInfo
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- CN106988517B CN106988517B CN201710151133.2A CN201710151133A CN106988517B CN 106988517 B CN106988517 B CN 106988517B CN 201710151133 A CN201710151133 A CN 201710151133A CN 106988517 B CN106988517 B CN 106988517B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/20—Implements for finishing work on buildings for laying flooring
- E04F21/24—Implements for finishing work on buildings for laying flooring of masses made in situ, e.g. smoothing tools
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Abstract
The invention discloses a stretching type device for limiting a cement laying surface, which comprises a first strip-shaped bearing base, wherein a strip-shaped hollow box body is fixedly connected to the upper surface of the first strip-shaped bearing base, a swing stretching limiting mechanism is arranged on the front surface of the strip-shaped hollow box body, a moving mechanism is arranged on the lower surface of the first strip-shaped bearing base, a lifting limiting mechanism is arranged on the upper surface of the strip-shaped hollow box body, and an electric power storage mechanism is arranged in the strip-shaped hollow box body.
Description
Technical Field
The invention relates to the field of building appliances, in particular to a stretching type device for limiting a cement paving surface.
Background
In the building, the cement surface is laid on the ground inside or outside the building, and then the operation is carried out on the cement surface, and in the case of the indoor ground, the cement surface is usually laid manually.
For indoor laying, some places need to be laid, some places do not need to be laid, cement air-drying time is long, and therefore some places need to be operated firstly, if special conditions exist, the innermost side of the laid ground needs to be laid again, but because the ground in front is not completely dried, the ground is easy to deform in the past by manpower, if no good limitation exists, the laying is easy to be uneven, the laid ground can be prevented, limited plates are usually constructed temporarily by manpower, the limitation is carried out, if the limited plates are not long enough, auxiliary plates need to be added additionally, so that the number of operation procedures is large, the strength is high, and therefore, in order to solve the problems, the design of a novel limiting device is necessary.
Disclosure of Invention
The invention aims to solve the problems and designs a stretching type device for limiting a cement paving surface.
The technical scheme of the invention is that the device for limiting the cement paving surface in a stretching mode comprises a first strip-shaped bearing base, a strip-shaped hollow box body is fixedly connected to the upper surface of the first strip-shaped bearing base, a swing stretching limiting mechanism is arranged on the front surface of the strip-shaped hollow box body, a moving mechanism is arranged on the lower surface of the first strip-shaped bearing base, a lifting limiting mechanism is arranged on the upper surface of the strip-shaped hollow box body, an electric power storage mechanism is arranged in the strip-shaped hollow box body, and the swing stretching limiting mechanism comprises a first strip-shaped notch formed in the center of the front surface of the strip-shaped hollow box body, a group of vertical strip-shaped grooves formed in the inner side surface of the first strip-shaped notch, a pulling block arranged in each vertical strip-shaped groove, a horizontal round rod embedded in the center of the front surface of each pulling block, a rotating round ring sleeved on each, The lifting limiting mechanism comprises a group of three bar-shaped grooves formed in the upper surface of the bar-shaped hollow box body, vertical fixing rods embedded at one end of the inner surface of each three bar-shaped groove, a first rotating plate sleeved on each vertical fixing rod and corresponding to the corresponding three bar-shaped groove, and a rotating arc-shaped stretching frame fixedly connected to the upper surface of each first rotating plate and far away from the corresponding vertical fixing rod, wherein the rotating arc-shaped stretching frame is fixedly connected to the upper surface of each first rotating plate The device comprises a pulling sleeve sleeved on each rotating arc-shaped stretching frame, a horizontal fixing plate fixedly connected to each pulling sleeve, a mounting base embedded on the upper surface of each horizontal fixing plate and far away from the pulling sleeve, a first micro rotating motor embedded on the upper surface of each mounting base and with an upward rotating end, a micro mechanical arm sleeved on the rotating end of each first micro rotating motor, a rectangular shell fixedly connected to one end face of each micro mechanical arm, a second micro rotating motor embedded in each rectangular shell and with a horizontal rotating end, a swinging rod sleeved on the rotating end of each second micro rotating motor and penetrating through the corresponding rectangular shell, a group of connecting rods hinged on the two opposite side surfaces of each swinging rod, a bearing circular shaft penetrating through each group of connecting rods, a strip-shaped limiting plate sleeved on each bearing circular shaft, and a metal sheet fixedly connected to the upper surface of each strip-shaped limiting plate and matched with the strip-shaped limiting plate.
Electric power storage mechanism by open at bar hollow box one side bar opening on the surface, fixed connection be on bar hollow box one side surface and be located a set of slip arch of a bar opening both sides, the carriage of suit on every slip arch, fixed connection on a set of carriage and with a bar opening assorted shelter from door, set up two sets of support posts at bar hollow box inner border department, set up the battery that just is located between two sets of support posts at bar hollow box inner lower surface and constitute jointly.
The moving mechanism is composed of two groups of circular bases fixedly connected to four corners of the lower surface of the first strip-shaped bearing base, a group of set screws arranged between two ends of the lower surface of each circular base and the lower surface of the first strip-shaped bearing base, fixed round rods embedded in the center of the lower surface of each circular base, a rotating bearing sleeved on each fixed round rod, rotating universal wheels sleeved on each rotating bearing, and a braking frame arranged on one group of rotating universal wheels.
The center of the surface of the other side of the strip-shaped hollow box body is hinged with an arc-shaped handle, and a pulling belt is sleeved on the arc-shaped handle.
The number of the plurality of stretching rods is 4-6, and the distances among the plurality of stretching rods are the same.
The longitudinal section of the rotary arc-shaped stretching frame is a semicircular ring.
The metal sheet is a stainless steel sheet.
And a second rotating circular ring is arranged at the joint of each pulling sleeve and the corresponding horizontal fixing plate.
The model of the storage battery is WDKH-F.
The number of the multiple groups of electric control push rods is 2-4 groups.
The device for limiting the cement pavement surface in a stretching mode, which is manufactured by the technical scheme of the invention, has the advantages of simple operation, reduced labor intensity, capability of effectively limiting the paved cement surface, capability of horizontally stretching according to conditions, convenience in limiting the remote ground, simplified process, improved pavement surface efficiency and limitation of tidy cross section.
Drawings
FIG. 1 is a schematic diagram of a device for stretch-type confining a cement paving surface according to the present invention;
FIG. 2 is a front view of a tension limiting device for a cement paving surface according to the present invention;
FIG. 3 is a top view of a lift limiting mechanism of an apparatus for stretch-type limiting a cementitious surface in accordance with the present invention;
FIG. 4 is a top view of a swing tension limiting mechanism in a tension limiting apparatus for a cementitious paving surface according to the present invention;
FIG. 5 is a partial enlarged view of the combination of a pulling block, a horizontal round bar, a first rotating ring and a strip-shaped fixing plate in the stretching type cement paving surface limiting device of the invention;
FIG. 6 is a partial enlarged view of the combination of a micro-mechanical arm, a rectangular shell, a second micro-rotating motor, a swing rod, a connecting rod, a bearing circular shaft, a strip-shaped limiting plate and a metal sheet in the stretching device for limiting the cement paving surface;
in the figure, 1, a first strip-shaped bearing base; 2. a strip-shaped hollow box body; 3. pulling the block; 4. a horizontal round bar; 5. rotating the circular ring; 6. a strip-shaped fixing plate; 7. a stretch rod; 8. an elastic restriction plate; 9. an electrically controlled push rod; 10. pushing the gasket; 11. a vertical fixing rod; 12. a first rotating plate; 13. rotating the arc-shaped stretching frame; 14. pulling the sleeve; 15. a horizontal fixing plate; 16. mounting a base; 17. a first micro rotating electrical machine; 18. a micro mechanical arm; 19. a rectangular shell; 20. a second miniature rotating electrical machine; 21. a swing lever; 22. a connecting rod; 23. a bearing circular shaft; 24. a strip-shaped limiting plate; 25. a metal sheet; 26. a sliding projection; 27. a carriage; 28. a shutter door; 29. supporting the upright post; 30. a storage battery; 31. a circular base; 32. tightening the screw; 33. fixing the round rod; 34. a first rotating bearing; 35. rotating the universal wheel; 36. the brake frame of (1); 37. an arc-shaped handle; 38. pulling the belt; 39. and the second rotating ring.
Detailed Description
The invention is described in detail with reference to the accompanying drawings, and as shown in fig. 1-6, the device for limiting cement paving surface in a stretching mode comprises a first strip-shaped bearing base 1, a strip-shaped hollow box body 2 is fixedly connected to the upper surface of the first strip-shaped bearing base 1, a swing stretching limiting mechanism is arranged on the front surface of the strip-shaped hollow box body 2, a moving mechanism is arranged on the lower surface of the first strip-shaped bearing base 1, a lifting limiting mechanism is arranged on the upper surface of the strip-shaped hollow box body 2, an electric power storage mechanism is arranged in the strip-shaped hollow box body 2, and the swing stretching limiting mechanism comprises a first strip-shaped notch formed in the center of the front surface of the strip-shaped hollow box body 2, a group of vertical strip-shaped grooves formed in the inner side surface of the first strip-shaped notch, a pulling block 3 arranged in each vertical strip-shaped groove, and a horizontal round, A first rotating ring 5 sleeved on each horizontal round rod 4, a strip-shaped fixing plate 6 sleeved on each first rotating ring 5 and matched with a first strip-shaped notch, a second strip-shaped groove formed on the upper surface of each strip-shaped fixing plate 6, a plurality of stretching rods 7 embedded in each second strip-shaped groove, an elastic limiting plate 8 sleeved on each plurality of stretching rods 7 and corresponding to the corresponding second strip-shaped groove, a plurality of groups of electric control push rods 9 embedded on the front surface of the strip-shaped hollow box body 2 and positioned at two sides of the first strip-shaped notch and lapped with a group of elastic limiting plates 8, and a push gasket 10 sleeved on one end face of each electric control push rod 9, wherein the lifting limiting mechanism is composed of a group of third strip-shaped grooves formed on the upper surface of the strip-shaped hollow box body 2, a vertical fixing rod 11 embedded at one end of the inner lower surface of each third strip-shaped groove, and a first rotating plate 12 sleeved on each vertical fixing rod 11 and corresponding to the corresponding third strip-shaped grooves A rotary arc-shaped stretching frame 13 fixedly connected to the upper surface of each first rotary plate 12 and far away from the corresponding vertical fixing rod 11, a pulling sleeve 14 sleeved on each rotary arc-shaped stretching frame 13, a horizontal fixing plate 15 fixedly connected to each pulling sleeve 14, a mounting base 16 embedded on the upper surface of each horizontal fixing plate 15 and far away from the pulling sleeve 14, a first micro-rotating motor 17 embedded on the upper surface of each mounting base 16 and with an upward rotating end, a micro-mechanical arm 18 sleeved on the rotating end of each first micro-rotating motor 17, a rectangular shell 19 fixedly connected to one end face of each micro-mechanical arm 18, a second micro-rotating motor 20 embedded in each rectangular shell 19 and with a horizontal rotating end, a swinging rod 21 sleeved on the rotating end of each second micro-rotating motor 20 and penetrating through the corresponding rectangular shell 19, a group of connecting rods 22 hinged on the two opposite side surfaces of each swinging rod 21, A bearing circular shaft 23 penetrating through each group of connecting rods 22, a strip-shaped limiting plate 24 sleeved on each bearing circular shaft 23, and a metal sheet 25 fixedly connected to the upper surface of each strip-shaped limiting plate 24 and matched with the strip-shaped limiting plate 24; the electric power storage mechanism is composed of a first strip-shaped opening formed in the surface of one side of the strip-shaped hollow box body 2, a group of sliding bulges 26 which are fixedly connected to the surface of one side of the strip-shaped hollow box body 2 and located on two sides of the first strip-shaped opening, a sliding frame 27 sleeved on each sliding bulge 26, a shielding door 28 which is fixedly connected to the group of sliding frames 27 and matched with the first strip-shaped opening, two groups of supporting stand columns 29 arranged at the inner edge of the strip-shaped hollow box body 2, and a storage battery 30 which is arranged on the inner lower surface of the strip-shaped hollow box body 2 and located between the two; the moving mechanism is composed of two groups of circular bases 31 fixedly connected at four corners of the lower surface of the first strip-shaped bearing base 1, a group of set screws 32 arranged between two ends of the lower surface of each circular base 31 and the lower surface of the first strip-shaped bearing base 1, a fixed round rod 33 embedded in the center of the lower surface of each circular base 31, a first rotating bearing 34 sleeved on each fixed round rod 33, a rotating universal wheel 35 sleeved on each first rotating bearing 34, and a brake frame 36 arranged on one group of rotating universal wheels 35; the center of the surface of the other side of the strip-shaped hollow box body 2 is hinged with an arc-shaped handle 37, and a pulling belt 38 is sleeved on the arc-shaped handle 37; the number of the plurality of stretching rods 7 is 4 to 6, and the distances between the plurality of stretching rods 7 are the same; the longitudinal section of the rotating arc-shaped stretching frame 13 is a semicircular ring; the metal sheet 25 is a stainless steel sheet; a second rotating circular ring 39 is arranged at the joint of each pulling sleeve 14 and the corresponding horizontal fixing plate 15; the storage battery 30 is WDKH-F; the number of the groups of the electric control push rods 9 is 2-4.
The embodiment is characterized in that a strip-shaped hollow box body 2 is fixedly connected to a strip-shaped bearing base 1, is fixed and reliable, is pulled manually, enables a pulling block 3 to be pulled and lifted in a corresponding vertical strip-shaped groove, is convenient to lift, drives a horizontal round rod 4 to lift, can rotate a strip-shaped fixing plate 6 on a corresponding first rotating ring 5 when the pulling block 3 is pulled to the uppermost edge of the vertical strip-shaped groove, rotates to be horizontal, stretches a plurality of stretching rods 7 in each second strip-shaped groove, stretches according to a desired length, enables elastic limiting plates 8 on each plurality of stretching rods 7 to effectively limit the ground on which a cement surface is to be laid, is reliable in limitation, enables an electric control push rod 9 to horizontally push through pre-control after stretching to be horizontal, and enables a pushing gasket 10 on each electric control push rod 9 to be in lap joint with the rear side surface of the stretched elastic limiting plate 8, the support is reliable, through manual swing, the first rotating plate 12 rotates on the corresponding vertical fixing rod 11, the horizontal fixing plate 15 swings on the corresponding rotating arc-shaped stretching frame 13 through the pulling sleeve 14, the extending length of the horizontal fixing plate 15 exceeds the length of the strip-shaped hollow box body 2, the first micro rotating motor 17 is fixed on the horizontal fixing plate 15 through the mounting base 16, through pre-control, the first micro rotating motor 17 can rotate to drive the micro mechanical arm 18 to rotate, through control, the micro mechanical arm 18 can also move to drive the rectangular shell 19 and the second micro rotating motor 20 inside to move, through control, the second micro rotating motor 20 rotates to drive the swinging rod 21 to swing, through the group of connecting rods 22 and the bearing circular shaft 23, the strip-shaped limiting plate 24 effectively limits the ground at a distance, the distance of restriction can be adjusted according to the circumstances, and sheetmetal 25 fixed connection conveniently gets rid of and glues glutinous cement on bar restrictor plate 24, and an operation is fairly simple, alleviates intensity of labour, and the cement face of laying can carry out effectual restriction, can carry out horizontal stretching according to the circumstances, and is convenient to the ground restriction in a distance, simplifies the process, improves the efficiency of laying the face, restriction cross-section neat device.
In this embodiment, first, a programmable series controller and three motor drivers are installed at an idle position of the apparatus, taking a controller of MAM-200 model as an example, four output terminals of the controller of this model are respectively connected with input terminals of the three motor drivers and the micro-robot arm through wires, and a person in the art connects the three motor drivers with terminals of an electric control push rod, a first micro-rotating motor and a second micro-rotating motor through wires, and after the person in the art programs through the controller, the person in the art can completely control the working sequence of each electric device, and the specific working principle is as follows: the bar-shaped hollow box body 2 is fixedly connected on a bar-shaped bearing base 1 and is pulled manually, so that the pulling block 3 is pulled and lifted in the corresponding vertical bar-shaped groove to drive the horizontal round rod 4 to lift, when the pulling block 3 is pulled to the uppermost edge of the vertical bar-shaped groove, the bar-shaped fixing plate 6 can be rotated on the corresponding first rotating ring 5 and rotated to be horizontal, a plurality of stretching rods 7 in each second bar-shaped groove are stretched and stretched according to the desired length, so that the elastic limiting plates 8 on each plurality of stretching rods 7 can effectively limit the ground where cement surfaces are to be laid, after the stretching to be horizontal, the electric control push rods 9 are horizontally pushed through pre-control, the push gaskets 10 on each electric control push rod 9 are lapped with the rear side surfaces of the stretched elastic limiting plates 8, through manual swing, the first rotating plate 12 rotates on the corresponding vertical fixed rod 11, the horizontal fixed plate 15 swings on the corresponding rotating arc-shaped stretching frame 13 through the pulling sleeve 14, the extending length of the horizontal fixed plate 15 exceeds the length of the strip-shaped hollow box body 2, the first micro rotating motor 17 is fixed on the horizontal fixed plate 15 through the mounting base 16, through pre-control, the first micro rotating motor 17 can rotate to drive the micro mechanical arm 18 to rotate, through control, the micro mechanical arm 18 can also move to drive the rectangular shell 19 and the second micro rotating motor 20 inside to move, through control, the second micro rotating motor 20 rotates to drive the swinging rod 21 to swing, through a group of connecting rods 22 and the bearing circular shaft 23, the strip-shaped limiting plate 24 effectively limits the ground at a far distance, the metal sheet 25 is fixedly connected to the strip-shaped limiting plate 24, so that the sticky cement can be conveniently removed, the device needs to be electrified during the use process, by pulling the shutter door 28, the shutter door 28 is moved by the engagement of the sliding projection 26 and the sliding rack 27, so that the first strip-shaped opening is exposed, the battery 30 can be taken out, and a support column 29 for supporting the bar-shaped hollow casing 2, which, when in use, needs to be moved, through artifical driving force of exerting for rotate universal wheel 35 and rotate under a rolling bearing 34, fixed round bar 33's cooperation, fix fixed round bar 3 at circular base 31 lower surface, circular base 31 bears base 1 through holding screw 32 and a bar and is connected, and arc handle 37 is convenient for spur this device, and the pulling area 38 can be used for the extension to stretch this device, and sheetmetal 25 is stainless steel sheet and is convenient for not rust when using.
Example 2: the metal plate 25 can be replaced by hard plastic, and the anti-sticking effect can be achieved, and the other structures are the same as the embodiment 1.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a device of tensile formula restriction cement face of laying, bears base (1) including a bar, its characterized in that, a bar bears the hollow box (2) of fixed surface connection bar on base (1), the hollow box (2) front surface of bar is equipped with the tensile limiting mechanism of swing, a bar bears base (1) lower surface and is equipped with moving mechanism, the hollow box (2) upper surface of bar is equipped with lift limiting mechanism, be equipped with electric power storage mechanism in the hollow box (2) of bar, the tensile limiting mechanism of swing is by opening a bar opening at hollow box (2) front surface center department of bar, opening a set of vertical bar recess on bar opening inboard surface, setting pull piece (3) in every vertical bar recess, inlay dress horizontal round bar (4) in every pull piece (3) front surface center department, A first rotating ring (5) sleeved on each horizontal round rod (4), a strip-shaped fixing plate (6) sleeved on each first rotating ring (5) and matched with a first strip-shaped opening, a second strip-shaped groove formed in the upper surface of each strip-shaped fixing plate (6), a plurality of stretching rods (7) embedded in each second strip-shaped groove, an elastic limiting plate (8) sleeved on each stretching rod (7) and corresponding to the corresponding second strip-shaped groove, a plurality of groups of electric control push rods (9) embedded in the front surface of the strip-shaped hollow box body (2) and positioned at two sides of the first strip-shaped opening and overlapped with a group of elastic limiting plates (8), and a push gasket (10) sleeved on one end surface of each electric control push rod (9), wherein the lifting limiting mechanism is formed by a group of third strip-shaped grooves formed in the upper surface of the strip-shaped hollow box body (2), The device comprises vertical fixing rods (11) embedded at one end of the inner lower surface of each third strip-shaped groove, a first rotating plate (12) sleeved on each vertical fixing rod (11) and corresponding to the corresponding third strip-shaped groove, a rotating arc-shaped stretching frame (13) fixedly connected to the upper surface of each first rotating plate (12) and far away from the corresponding vertical fixing rod (11), a pulling sleeve (14) sleeved on each rotating arc-shaped stretching frame (13), a horizontal fixing plate (15) fixedly connected to each pulling sleeve (14), a mounting base (16) embedded on the upper surface of each horizontal fixing plate (15) and far away from the pulling sleeve (14), a first micro rotating motor (17) embedded on the upper surface of each mounting base (16) and with an upward rotating end, a micro mechanical arm (18) sleeved on the rotating end of each first micro rotating motor (17), a rectangular shell (19) fixedly connected to one end surface of each micro mechanical arm (18), and a plurality of micro mechanical arms (18), The device comprises a second miniature rotating motor (20) which is embedded in each rectangular shell (19) and has a horizontal rotating end, a swinging rod (21) which is sleeved on the rotating end of each second miniature rotating motor (20) and penetrates through the corresponding rectangular shell (19), a group of connecting rods (22) which are hinged on the two opposite side surfaces of each swinging rod (21), a bearing circular shaft (23) which penetrates through each group of connecting rods (22), a strip-shaped limiting plate (24) which is sleeved on each bearing circular shaft (23), and a metal sheet (25) which is fixedly connected on the upper surface of each strip-shaped limiting plate (24) and matched with the strip-shaped limiting plate (24).
2. The stretching type cement paving surface limiting device as claimed in claim 1, wherein the power storage mechanism is composed of a bar-shaped opening formed on one side surface of the bar-shaped hollow box body (2), a set of sliding protrusions (26) fixedly connected to one side surface of the bar-shaped hollow box body (2) and located on two sides of the bar-shaped opening, a sliding frame (27) sleeved on each sliding protrusion (26), a shielding door (28) fixedly connected to the set of sliding frames (27) and matched with the bar-shaped opening, two sets of supporting columns (29) arranged on the inner edge of the bar-shaped hollow box body (2), and a storage battery (30) arranged on the inner lower surface of the bar-shaped hollow box body (2) and located between the two sets of supporting columns (29).
3. The stretching type cement paving surface limiting device according to claim 1, wherein the moving mechanism is composed of two groups of circular bases (31) fixedly connected at four corners of the lower surface of the first strip-shaped bearing base (1), a group of set screws (32) arranged between two ends of the lower surface of each circular base (31) and the lower surface of the first strip-shaped bearing base (1), a fixed round rod (33) embedded at the center of the lower surface of each circular base (31), a first rotating bearing (34) sleeved on each fixed round rod (33), a rotating universal wheel (35) sleeved on each first rotating bearing (34), and a brake frame (36) arranged on one group of rotating universal wheels (35).
4. The stretching type cement paving surface limiting device as claimed in claim 1 or 2, wherein the center of the other side surface of the strip-shaped hollow box body (2) is hinged with an arc-shaped handle (37), and the arc-shaped handle (37) is sleeved with a pulling belt (38).
5. A device for stretch-type restraint of a cement laying surface according to claim 1, characterized in that the number of said plurality of stretching rods (7) is 4-6, the distances between said plurality of stretching rods (7) being the same.
6. A device for stretch-type restraint of a cement laying surface according to claim 1, characterized in that the longitudinal section of the rotating arc-shaped stretching frame (13) is a semicircular ring.
7. A device for stretch-type restriction of a cement paving surface as claimed in claim 1, characterized in that said metal sheet (25) is a stainless steel sheet.
8. A device for the telescopic restraint of a cement surface according to claim 1, characterized in that a second rotary ring (39) is provided at the junction of each pulling sleeve (14) with the corresponding horizontal fixing plate (15).
9. A device for stretch-type restraint of a concrete laying surface according to claim 2, characterized in that said accumulator (30) is of the type WDKH-F.
10. A device for elongated restriction of a cement paving surface as claimed in claim 1, characterized in that said plurality of groups of electrically controlled pusher bars (9) is in the number of 2-4 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710151133.2A CN106988517B (en) | 2017-03-14 | 2017-03-14 | Stretching type device for limiting cement pavement surface |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710151133.2A CN106988517B (en) | 2017-03-14 | 2017-03-14 | Stretching type device for limiting cement pavement surface |
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| Publication Number | Publication Date |
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| CN106988517A CN106988517A (en) | 2017-07-28 |
| CN106988517B true CN106988517B (en) | 2020-08-18 |
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| CN201710151133.2A Active CN106988517B (en) | 2017-03-14 | 2017-03-14 | Stretching type device for limiting cement pavement surface |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107583867A (en) * | 2017-08-25 | 2018-01-16 | 宁夏博文利奥科技有限公司 | A kind of rubbish in building granular materials removes equipment |
| CN107558706A (en) * | 2017-08-27 | 2018-01-09 | 上海曼斐电器贸易有限公司 | A kind of wall automatic plastering device |
| CN110017014B (en) * | 2019-05-29 | 2020-08-18 | 方香玲 | Rotary building ground leveling equipment |
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| US20070134064A1 (en) * | 2005-12-09 | 2007-06-14 | Dennis Lura | Articulating reversible power screed with a varying length roller |
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| CN2895612Y (en) * | 2005-12-22 | 2007-05-02 | 王双全 | Levelling device of mud for sticking floor tiles |
| CN101460689A (en) * | 2006-06-08 | 2009-06-17 | 3M创新有限公司 | Applicator for floor coatings, and methods |
| CN201080702Y (en) * | 2007-08-01 | 2008-07-02 | 刘泰良 | Large-sized gate knife structure |
| CN202039564U (en) * | 2011-03-30 | 2011-11-16 | 宁波市瑞通新材料科技有限公司 | Lifting die for concrete terrace construction |
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| CN202248926U (en) * | 2011-09-29 | 2012-05-30 | 贾浩东 | Adjustable-angle concrete spreading device |
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