CN220767609U - Permeable concrete surface layer flatness and thickness control device - Google Patents
Permeable concrete surface layer flatness and thickness control device Download PDFInfo
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- CN220767609U CN220767609U CN202322369783.8U CN202322369783U CN220767609U CN 220767609 U CN220767609 U CN 220767609U CN 202322369783 U CN202322369783 U CN 202322369783U CN 220767609 U CN220767609 U CN 220767609U
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- Prior art keywords
- loosening
- sides
- rake
- permeable concrete
- concrete surface
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- 239000004567 concrete Substances 0.000 title claims abstract description 24
- 239000002344 surface layer Substances 0.000 title claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 11
- 239000012466 permeate Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000001788 irregular Effects 0.000 abstract description 6
- 238000005204 segregation Methods 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000005056 compaction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 13
- 239000004575 stone Substances 0.000 description 10
- 238000010276 construction Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011380 pervious concrete Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to an adjustable permeable concrete surface layer flatness and thickness control device, which belongs to the field of municipal engineering operation auxiliary tools in the building industry, in particular to a pavement and bike path permeable concrete surface layer flatness and thickness control device, comprising: and (3) a moving rod: one end of the movable rod is connected with a loosening device; the loosening device comprises a loosening rake, and a compacting device is further arranged on the loosening rake; the compaction device is arranged on two sides of the loosening rake, so that downward pressure can be applied to two sides of the loosening rake, the phenomenon of permeable concrete segregation can be reduced by the tool, the leveling efficiency and the leveling precision can be remarkably improved, the flatness and the apparent quality of the permeable concrete can be improved, the acceptance qualification rate of the permeable concrete can be improved, reworking cost caused by unqualified flatness and irregular cracks caused by uneven thickness can be reduced.
Description
Technical Field
The technical scheme belongs to the field of municipal engineering operation auxiliary tools in the building industry, and particularly relates to a pavement and bike path permeable concrete surface layer flatness and thickness control device.
Background
The existing pavement and bike-way permeable concrete structure layer is mainly paved by adopting artificial cloth, when permeable concrete of the lower layer is paved, a scraper and a spade are used for carrying out cloth and leveling, so that the thickness and the flatness of the structure layer meet design requirements, the acceptance qualification rate is improved, the mode of bouncing ink lines on the inner sides of boundary stones on two sides is generally adopted, when the structure layer is paved and leveled, workers level the part close to the boundary stones by the spade and the scraper first, and then level the boundary stones from outside to inside section by section.
However, as only the ink-ejecting lines on the inner sides of the boundary stones on two sides are used for controlling elevation, the flatness of the pavement and the bike path in the whole section width is difficult to control, and the thickness of the lower surface layer of the pervious concrete is uneven, firstly, the acceptance rate is reduced, and the labor cost, the mechanical cost and the material cost are increased; secondly, in the stage of increasing the strength of the pervious concrete, shrinkage cracks are difficult to crack at the pre-cutting joint due to uneven thickness, so that irregular cracks are caused, and the reworking is further performed. The construction quality of the lower layer directly influences the thickness of the permeable concrete of the upper layer, if irregular cracks of the lower layer are not found in time, the irregular cracks are extremely easy to reflect to the upper layer after the construction of the upper layer is finished, the cracks of the upper layer are also caused, and reworking and maintenance cost are further increased.
In the process of manually shoveling, distributing and leveling by adopting a spade and a rake for many times, flatness control is carried out by adopting eyes by adopting the spade and the rake, errors are large, segregation of permeable concrete materials of a lower layer can be caused, coarse aggregate is concentrated on the upper part, structural strength is reduced, apparent mass is reduced, and the permeable concrete materials are not uniform in compactness due to manual walking activity in a paving range, so that the phenomenon of uneven appearance is very easy to occur after mechanical compaction.
Disclosure of Invention
In the process of implementing the embodiment of the utility model, the inventor designs a permeable concrete surface layer flatness and thickness control device for solving the problems in the background art, which comprises the following steps:
and (3) a moving rod: one end of the movable rod is connected with a loosening device;
loosening device: the loosening device comprises a loosening rake, and a compacting device is further arranged on the loosening rake;
and the compressing device comprises: the compressing devices are arranged at two sides of the loosening rake, so that the compressing devices can apply downward pressure to two sides of the loosening rake.
Further, the movable rod and the loosening device can be fixedly connected or hinged.
Further, the parts provided with rake teeth on both sides of the loose rake can be used to be lapped on both sides of a pavement or a bicycle lane to be constructed so as to enable the pavement or the bicycle lane to advance on the parts, but the inventor finds that the problem of inconvenient advance and easy abrasion on both sides of the pavement exists in the method, and the inventor makes the following improvement to the problem:
furthermore, the two sides of the loosening device are also provided with moving devices, the moving devices are rollers, the rollers can be used as auxiliary moving tools, the devices can be moved more conveniently, the abrasion of the devices to roads can be avoided, one side of each roller is provided with a connecting rod, the connecting rods can be welded on the loosening device, the rollers are positioned on the two sides of the loosening device, however, the inventor notices that the lengths of the teeth needed by different roads are different, in daily use time, the lengths of the loosening rake can be adjusted in a telescopic and continuous mode, the lengths of the teeth are basically fixed, if the devices with different tooth lengths are designed for different roads, the time and effort are wasted, the defects that the construction time is long and the construction effect is poor are caused by too short of the teeth, the coarse aggregate at the bottom is turned to the upper part, and the structural strength is reduced and the apparent quality is reduced are caused, so the inventor improves the device as follows to solve the problems:
further, a height adjusting device for adjusting the height of the roller is arranged between the roller and the loosening device, and the inventor finds that the height of the rake teeth is not required to be directly adjusted in order to solve the problem of the above problem, the same technical effect can be completely achieved by adjusting the loosening device, and the lifting device can lift by adopting common technical means in the prior art such as threads, buckles and the like, and the following lifting device is adopted by the applicant in order to save the cost;
preferably, the height adjusting device is a lifting frame, the number of the lifting frames is two, the lifting frames are fixed on two sides of the loosening rake, the rollers are connected with threaded rods, the threaded rods penetrate through the lifting frames to enable pulleys of the threaded rods to be located on two sides of the loosening rake, and two fastening nuts are further arranged on the threaded rods and fixed on two sides of the lifting frames, so that the threaded rods can be fixed on the lifting frames.
Further, the movable rod is connected in the middle of the loosening rake, and the other end of the movable rod is provided with a handle, so that a worker can operate the movable rod better.
Further, the movable rod is a telescopic rod.
Preferably, the handle is a circular long rod, and the middle part of the circular long rod is welded with the end part of the moving rod.
Further, the hold-down device is two rectangular form recesses, the recess is located the both sides of loose harrow, can insert the head of spade in the recess at the live time, makes it can let the staff compress tightly loose harrow both sides through spade, makes it further improve work quality.
Furthermore, the pressing device can also be a pressing rod fixed on two sides of the loosening rake, and can also be two convex blocks so that the pressing device can be pressed against the convex blocks by using the spade to realize the pressing function.
Compared with the prior art, the utility model has the following beneficial effects:
1. the tool can reduce the segregation phenomenon of the pervious concrete, improve the flatness and apparent quality of the pervious concrete, improve the acceptance qualification rate of the pervious concrete and reduce reworking cost.
2. The tool is detachable, and is convenient to transport and store.
3. The tool can reduce the use of labor cost in unit area.
4. The tool can move on the boundary stone top surfaces at two sides by adopting the pulley, the thickness of the structural layer is precisely controlled by the boundary stone which is paved, and the pulley slides on the boundary stone top surface, so that the boundary stone cannot be scratched and polluted.
5. The loosening device of the tool can reduce the segregation phenomenon of permeable concrete materials in the repeated leveling process, can remarkably improve the leveling efficiency and precision compared with the traditional manual leveling permeable concrete method, and reduces reworking cost caused by unqualified flatness and irregular cracks caused by uneven thickness.
6. The inventor estimated that the device manufacturing costs were as follows: material cost (175 yuan x 1 set) +labor cost (200 yuan) =375 yuan. Leveling the permeable concrete structure layer per square meter can save labor cost by 3.2 yuan per square meter, and the total labor cost can be saved each year (saving labor cost per square meter×construction work amount per year) =3.2 yuan per square meter×80000 yuan=25600 yuan per year.
The total reworking and irregular crack maintenance cost caused by uneven thickness (reworking cost per square meter, annual construction work amount and annual reworking rate) =110 square meters, 80000 square meters, 0.5% =44000 square meters) can be saved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and,
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural diagram of a mobile device according to the present utility model.
Wherein: 1. the movable rod, 11, the bolt, 12, the handle, 2, the loosening rake, 21, the rake teeth, 3, the pressing device, 4, the roller, 5, the lifting frame, 6, the threaded rod, 7 and the fastening nut.
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
An embodiment one, a permeable concrete surface layer roughness and thickness controlling means, it includes:
the movable rod 1: one end of the movable rod 1 is connected with a loosening device through a bolt 11 in a threaded manner, the other end of the movable rod 1 is provided with a handle 12, the handle 12 is a round long rod, and the middle part of the round long rod is welded with the end part of the movable rod 1, so that a worker can operate the movable rod better;
loosening device: the loosening device comprises a loosening rake 2, a plurality of rake teeth 21 are uniformly arranged on the loosening rake, a threaded hole is formed in the middle of the loosening rake 2 and used for being connected with a moving rod 1, and a compacting device 3 is further arranged on the loosening rake 2;
and the compressing device 3: the compressing devices 3 are arranged at two sides of the loosening rake 2, so that the compressing devices 3 can apply downward pressure to two sides of the loosening rake 2, the compressing devices 3 are two strip-shaped grooves, the grooves are positioned at two sides of the loosening rake 2, and the heads of the shovels can be inserted into the grooves in the using time, so that workers can compress the two sides of the loosening rake 2 through the shovels, and the working quality is further improved;
the device comprises a moving device, wherein the moving device is arranged on two sides of a loosening device, the moving device is a roller 4, a height adjusting device for adjusting the height of the roller 4 is arranged between the roller 4 and the loosening device, the height adjusting device is a lifting frame 5, the number of the lifting frames 5 is two, the lifting frames 5 are fixed on two sides of a loosening rake 2 through welding, a threaded rod 6 is connected to the roller 4, the threaded rod 6 passes through the lifting frame 5, pulleys of the threaded rod 6 are positioned on two sides of the loosening rake 2, two fastening nuts 7 are further arranged on the threaded rod 6, and the fastening nuts 7 are fixed on two sides of the lifting frame 5, so that the threaded rod 6 can be fixed on the lifting frame 5.
In addition, the other optional utility models of the application also disclose the following technical schemes on the basis of the above embodiments;
the pressing device 3 can also be a pressing rod fixed on two sides of the loosening rake 2, so that the loosening rake can be pressed by the pressing rod;
the pressing device 3 can also be two convex blocks so that the pressing device can be pressed against the convex blocks by using a spade.
The movable rod 1 and the loosening device can be connected in a welded or hinged manner.
The movable rod 1 is a telescopic rod, and various structures of the telescopic rod are fully available to those skilled in the art in the prior art, so that the description is omitted;
the loosening rake 2 can also be used for adjusting the length.
When the device is used, the size is adjusted through the height adjusting device according to a construction road, and then the two pulleys of the device are placed on the top surfaces of the boundary stones on the two sides of the device, so that the pulleys can be moved on the top surfaces of the boundary stones on the two sides of the device through the control handle 12 of a worker, the spade is respectively inserted into the two strip-shaped grooves by two auxiliary workers, the loose rake 2 is pressed tightly, and the worker pushing the loose rake 2 is matched with the control handle 12 to control the movement of the loose rake 2.
The foregoing is merely illustrative of the present utility model, and the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the scope of the present utility model, and therefore, the scope of the present utility model shall be defined by the scope of the appended claims.
Claims (6)
1. The utility model provides a concrete surface layer roughness and thickness controlling means permeates water which characterized in that: comprises the following steps of;
and (3) a moving rod: one end of the movable rod is connected with a loosening device;
loosening device: the loosening device comprises a loosening rake, and a compacting device is further arranged on the loosening rake;
and the compressing device comprises: the compressing devices are arranged at two sides of the loosening rake, so that the compressing devices can apply downward pressure to two sides of the loosening rake.
2. The permeable concrete surface flatness and thickness controlling device according to claim 1, characterized in that: the two sides of the loosening device are also provided with moving devices which are rollers.
3. The permeable concrete surface flatness and thickness controlling device according to claim 2, characterized in that: and a height adjusting device for adjusting the height of the roller is arranged between the roller and the loosening device.
4. A permeable concrete facing flatness and thickness controlling means according to claim 3, characterized in that: the height adjusting device is a lifting frame, the number of the lifting frames is two, the lifting frames are fixed on two sides of the loosening rake, the rollers are connected with threaded rods, the threaded rods penetrate through the lifting frames to enable pulleys of the threaded rods to be located on two sides of the loosening rake, and two fastening nuts are further arranged on the threaded rods and fixed on two sides of the lifting frames, so that the threaded rods can be fixed on the lifting frames.
5. The permeable concrete surface flatness and thickness controlling device according to claim 1, characterized in that: the movable rod is connected in the middle of the loosening rake, the pressing device is two strip-shaped grooves, and the grooves are located on two sides of the loosening rake.
6. The permeable concrete surface flatness and thickness controlling device according to claim 1, characterized in that: the movable rod is a telescopic rod, and a handle is arranged at the other end of the movable rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369783.8U CN220767609U (en) | 2023-09-01 | 2023-09-01 | Permeable concrete surface layer flatness and thickness control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369783.8U CN220767609U (en) | 2023-09-01 | 2023-09-01 | Permeable concrete surface layer flatness and thickness control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220767609U true CN220767609U (en) | 2024-04-12 |
Family
ID=90600401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322369783.8U Active CN220767609U (en) | 2023-09-01 | 2023-09-01 | Permeable concrete surface layer flatness and thickness control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220767609U (en) |
-
2023
- 2023-09-01 CN CN202322369783.8U patent/CN220767609U/en active Active
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