CN111456447A - Device and method for controlling flatness and thickness of concrete - Google Patents
Device and method for controlling flatness and thickness of concrete Download PDFInfo
- Publication number
- CN111456447A CN111456447A CN202010361260.7A CN202010361260A CN111456447A CN 111456447 A CN111456447 A CN 111456447A CN 202010361260 A CN202010361260 A CN 202010361260A CN 111456447 A CN111456447 A CN 111456447A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007790 scraping Methods 0.000 claims abstract description 27
- 238000010276 construction Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 210000003141 lower extremity Anatomy 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/10—Devices for levelling, e.g. templates or boards
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention provides a device and a method for controlling the flatness and thickness of concrete, wherein the device comprises a base and a scraper, wherein the base is of a frame structure, the scraper is arranged on the base in a sliding manner, at least three supporting legs with adjustable heights are arranged on the base, the supporting legs are inserted into the concrete to support the base to ensure that the scraper is positioned at a preset elevation, a pull rod is arranged on the scraper and is used for dragging the scraper to slide on the base, constructors do not need to additionally measure the elevation and make marks, and inaccurate elevation control caused by the fact that elevation marks are damaged does not exist; in addition, the device is simple to operate, can be carried and transferred by a single person, can finish the scraping operation of a small area by pulling and pushing, and has controllable flatness and thickness of concrete; in addition, in the operation process, the operator does not need to squat for operation, and can finish the scraping operation in a normal standing posture, so that time and labor are saved; the working efficiency is high.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a device and a method for controlling the flatness and thickness of concrete.
Background
In the prior method for leveling concrete on the floor in the building engineering, a scraping bar or a mould is mostly adopted to scrape or level the redundant concrete above the mark once by manpower according to the originally determined elevation mark so as to achieve the purpose of leveling the surface layer.
The above methods have the following disadvantages, respectively:
(1) the upper elevation of a pouring layer needs to be measured in advance before construction, and marking is carried out;
(2) in the construction process, the marks are often difficult to protect, the marks can be hardly seen by concrete pollution, the marks cannot play a role, and the construction quality is difficult to ensure;
(3) the operator always needs to work in a half-squatting posture, the plate thickness needs to be repeatedly measured so as not to control the plate thickness to have larger error, and the construction process consumes more physical power.
(5) The working efficiency is low.
Disclosure of Invention
The invention is improved aiming at the problems in the prior art, namely, the embodiment of the invention provides a device and a method for controlling the flatness and the thickness of concrete, and the device and the method have the characteristics of simple operation, controllable concrete thickness, high working efficiency and labor saving.
In order to solve the technical problem, an embodiment of the invention provides a device for controlling the flatness and the thickness of concrete, which comprises a base and a scraper, wherein the base is of a frame structure, the scraper is slidably arranged on the base, at least three height-adjustable support legs are arranged on the base, the support legs are inserted into the concrete to support the base to ensure that the scraper is located at a preset elevation, and a pull rod is arranged on the scraper and used for dragging the scraper to slide on the base.
Preferably, all be provided with the spout on the side of base, the scraper blade includes the arc, arc both sides end is provided with the shutoff board, correspond on the shutoff board arc side arc centre of a circle position department is provided with the guide axle, the guide axle is in slide arrangement in the spout, the arc concave surface is provided with the baffle, the baffle lower extreme with the arc lower limb flushes, the baffle upper end surpasss the arc upper edge, the pull rod is fixed to be set up on the baffle.
Preferably, the spout is for running through the groove, the guide shaft stretches out the spout, the guide shaft front end sets up the latch hook perpendicularly, on the base towards the side of arc convex surface one end be provided with the set bar of latch hook looks adaptation, wherein, the scraper blade is pressed close to and is set up on the base the one end of set bar just the pull rod with when the base contained angle is less than 30, the latch hook catches on the set bar restriction the scraper blade for the base slides.
Preferably, through holes are formed in the four corners of the base in the vertical direction, positioning holes are formed in the four corners of the base in the horizontal direction, the through holes are intersected with the positioning holes, pin keys are arranged in the positioning holes and used for fixing the supporting legs, and scales are arranged on the supporting legs.
Preferably, hanging rings are arranged on the two sides of one end, back to the convex surface of the arc-shaped plate, of the base, and the two hanging rings are connected through a hanging strip with adjustable length.
The invention also discloses a method for using the device for controlling the flatness and the thickness of the concrete, which comprises the following steps:
sequentially adjusting the height of the supporting legs on the base according to the thickness of the designed concrete, so that the height difference from the scraper to the lower ends of the supporting legs is equal to the designed thickness of the concrete;
horizontally placing the base into concrete at a position to be leveled, wherein the lower ends of the supporting legs are in contact with the bottom plate;
dragging the pull rod to drive the scraper to scrape the concrete surface from the far end to the near end;
lifting the base, pushing the scraper back to the original position, moving the base forwards to the next working surface, and repeating the steps to finish the second scraping of the concrete surface;
repeating the steps for multiple times.
Preferably, all be provided with the spout on the side of base, the scraper blade includes the arc, arc both sides end is provided with the shutoff board, correspond on the shutoff board arc side arc centre of a circle position department is provided with the guide axle, the guide axle is in slide setting in the spout, the arc concave surface is provided with the baffle, the baffle lower extreme with the arc lower limb flushes, the baffle upper end surpasss the arc upper edge, the pull rod is fixed to be set up on the baffle, when carrying out the concrete face and scraping, the pull rod with the base becomes certain contained angle and guarantees the convex surface of arc contacts with the concrete face all the time.
Preferably, the sliding groove is a through groove, the guide shaft extends out of the sliding groove, a lock hook is vertically arranged at the front end of the guide shaft, a lock bolt matched with the lock hook is arranged on the side face, facing one end of the convex face of the arc-shaped plate, of the base, and before scraping operation and when the scraper is pushed back to the original position at each time, the lock hook hooks the lock bolt to limit the scraper to slide relative to the base.
Preferably, through holes are formed in the vertical directions of the four corners of the base, positioning holes are formed in the horizontal directions of the four corners of the base, the through holes are intersected with the positioning holes, pin keys are arranged in the positioning holes and used for fixing the supporting legs, scales are arranged on the supporting legs, the height of the supporting legs is adjusted according to the design thickness of concrete before scraping operation is carried out, and therefore the height from the lowest ends of the convex surfaces of the arc-shaped plates to the lower ends of the supporting legs is equal to the design thickness of the concrete.
Preferably, hanging rings are arranged on the two sides of one end, back to the convex surface of the arc-shaped plate, of the base, the two hanging rings are connected through a hanging strip with adjustable length, the pull rod is dragged to drive the scraper blade to scrape the concrete surface from the far end to the near end, then one end of the base is lifted through the hanging strip, and then the base is lifted and the next operation is carried out.
The invention has the beneficial effects that:
①, no extra elevation measurement and marking are needed, and inaccurate elevation control caused by damaged elevation marks is avoided;
② the operation is simple, the small area can be scraped by one person when the small area is carried and transferred and pulled and pushed, and the flatness and thickness of the concrete can be controlled;
③ the operator can finish the scraping operation in normal standing posture without half-squatting operation, which saves time and labor;
④ has high working efficiency.
Drawings
FIG. 1 is a schematic structural diagram of an apparatus for controlling the flatness and thickness of concrete according to an embodiment of the present invention;
FIG. 2 is a schematic view showing the construction of a screed of an apparatus for controlling the flatness and thickness of concrete according to an embodiment of the present invention;
FIG. 3 is a schematic view of a base structure of an apparatus for controlling flatness and thickness of concrete according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a guide shaft portion of an apparatus for controlling flatness and thickness of concrete according to an embodiment of the present invention;
in the figure:
1. base 2, scraper 3, landing leg
4. Crossbeam 5, curb girder 6, spout
7. Pin key 9, suspension ring 10 and lock bolt
11. Baffle 12, arc plate 13 and guide shaft
14. Latch hook 15, pull rod 16 and handle
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 4, an exemplary embodiment of the present invention provides a device for controlling flatness and thickness of concrete, which is characterized by comprising a base 1 and a scraper 2, wherein the base 1 is a frame structure, preferably, the base 1 is a rectangular frame structure, and includes a cross beam 4 and a side beam 5, the scraper 2 is slidably disposed on the base 1, at least three legs 3 with adjustable height are disposed on the base 1, specifically, one leg 3 can be disposed on each of four corners of the base 1, the legs 3 are inserted into the concrete to support the base 1 to ensure that the scraper 2 is located at a preset elevation, and a pull rod 15 is disposed on the scraper 2 to pull the scraper 1 to slide on the base 1. It should be noted that, in order to reduce the overall weight of the device and facilitate operation and use, each part of the whole device is made of aluminum alloy as much as possible.
The preferred scheme all is provided with spout 6 on the side of base 1, and is concrete, is provided with spout 6 in the side of curb girder, and scraper blade 2 includes arc 12, and 12 both sides ends of arc are provided with the shutoff board, it is provided with guide shaft 13 to correspond 12 side arc centre of a circle positions of arc on the shutoff board, and guide shaft 13 slides in spout 6 and sets up, and 12 concave surfaces of arc are provided with baffle 11, and 11 lower extremes of baffle flush with 12 lower limb of arc, and baffle 11 upper end surpasss 12 upper edges of arc, and pull rod 15 is fixed to be set up on baffle 11. Specifically, a steel pipe or an aluminum alloy pipe is cut from the middle along the axis direction to obtain two semicircular arc plates 12, wherein the baffle plate 11 is higher than the upper edge of the arc plates 12 by a part and is used for blocking redundant concrete during the strickling operation and preventing the redundant concrete from falling onto the strickling part of the concrete surface after overflowing the arc plates 12. Further, a handle 16 is provided on the pull rod 15.
Preferably, the sliding groove 6 is a through groove, specifically, a through groove is formed in the side surface of the side beam 5, one end of the guide shaft 13 extends out of the sliding groove 6, a locking hook 14 is vertically arranged at the front end of the guide shaft 13, a locking bolt 10 matched with the locking hook 14 is arranged on the side surface of the base 1 facing to the convex surface end of the arc-shaped plate 12, wherein when the scraping plate 2 is close to one end of the base provided with the locking bolt 10 and an included angle between the pull rod 15 and the base 1 is smaller than 30 degrees, the locking hook 14 hooks the locking bolt 10 to limit the scraping plate 2 to slide relative to the base 1. Specifically, when the device is not used, the scraper 2 is pushed to the front end, the lock hook 14 and the lock bolt 10 are combined and locked, when the device is used, the pull rod 15 is lifted to separate the hook 14 from the lock bolt 10, then the scraping operation is carried out, and further, when the working surface of the device is transferred in the scraping operation process, the lock hook 14 and the lock bolt 10 can be combined and locked.
Preferably, through holes are formed in the four corners of the base 1 in the vertical direction, positioning holes are formed in the four corners of the base 1 in the horizontal direction, the through holes intersect with the positioning holes, pin keys 7 are arranged in the positioning holes and used for fixing the supporting legs 3, and scales are arranged on the supporting legs 3. Specifically, the height of the supporting leg 3 is adjusted after the supporting leg passes through the through hole, and then the supporting leg 3 and the base 1 are fixed by the pin key 7 passing through the positioning hole. Wherein, the leg 3 is provided with a structure matched with the pin key 7, and the specific structure is not further described in the prior art.
According to the preferable scheme, hanging rings 9 are arranged on two sides of one end, back to the convex surface of the arc-shaped plate 12, of the base 1, and the two hanging rings 9 are connected through a hanging strip with adjustable length.
The invention also discloses a method for using the device for controlling the flatness and the thickness of the concrete, which comprises the following steps:
the height of the supporting legs 3 on the base 1 is sequentially adjusted according to the thickness of the designed concrete, so that the height difference from the scraper 2 to the lower ends of the supporting legs 3 is equal to the designed thickness of the concrete;
the base 1 is flatly placed into concrete at a position to be leveled, the lower ends of the supporting legs 3 are in contact with a bottom plate, and the bottom plate is a bottom template;
dragging the pull rod 15 to drive the scraper blade 2 to scrape the concrete surface from the far end to the near end;
lifting the base 1, pushing the scraper 2 back to the original position, moving the base 1 forwards to the next working surface, and repeating the steps to finish the second leveling of the concrete surface;
repeating the steps for multiple times.
The preferable scheme all is provided with spout 6 on the side of base 1, and scraper blade 2 includes arc 12, and 12 both sides ends of arc are provided with the shutoff board, it is provided with guide shaft 13 to correspond 12 side arc centre of a circle positions of arc on the shutoff board, and guide shaft 13 slides in spout 6 and sets up, and 12 concave surfaces of arc are provided with baffle 11, and 11 lower extremes of baffle flush with 12 lower limb of arc, and baffle 11 upper end surpasss 12 upper edges of arc, and pull rod 15 is fixed to be set up on baffle 11, and when carrying out the concrete face and scraping, pull rod 15 becomes certain contained angle with base 1 and guarantees that the convex surface of arc 12 contacts with the concrete face all the time.
Preferably, the sliding groove 6 is a through groove, the guide shaft 13 extends out of the sliding groove 6, the front end of the guide shaft 13 is vertically provided with a locking hook 14, the side surface of the base 1, which faces the end with the convex surface of the arc-shaped plate 12, is provided with a locking bolt 10 matched with the locking hook 14, and before the scraping operation and when the scraping plate 2 is pushed back to the original position each time, the locking hook 14 hooks the locking bolt 10 to limit the scraping plate 2 to slide relative to the base 1.
According to the preferable scheme, through holes are formed in the four corners of the base 1 in the vertical direction, positioning holes are formed in the four corners of the base 1 in the horizontal direction, the through holes intersect with the positioning holes, pin keys 7 used for fixing the supporting legs 3 are arranged in the positioning holes, scales are arranged on the supporting legs 3, the height of the supporting legs 3 is adjusted according to the design thickness of concrete before scraping operation is conducted, and the height from the lowest end of the convex surface of the arc-shaped plate 12 to the lower end of the supporting legs 3 is equal to the design thickness of the concrete.
According to the preferable scheme, hanging rings 9 are arranged on two sides of one end, back to the convex surface of the arc-shaped plate 12, of the base 1, the two hanging rings 9 are connected through hanging strips with adjustable lengths, the drag pull rod 15 drives the scraper blade 2 to scrape the concrete surface from the far end to the near end and then lift one end of the base 1 through the hanging strips, and then the base 1 is lifted and the next operation is carried out. Specifically, before the operation of a constructor, the constructor hangs the hanging strip on the shoulder or the neck and adjusts the length of the hanging strip, and the specific expression is that the hanging strip is in a loose state when the constructor is in the scraping operation, and when the constructor is upright, the hanging strip is in a tight state, so that after the constructor finishes the scraping operation (pulling and pushing) of one operation surface, the upright body slightly lifts one end of the base 1 through the hanging strip, and then the whole base is lifted to transfer the next operation surface, thereby saving time and labor.
By the technical scheme, construction personnel do not need to additionally measure and mark the elevation, and inaccurate elevation control caused by damaged elevation marks does not exist; in addition, the device is simple to operate, can be carried and transferred by a single person, can finish the scraping operation of a small area by pulling and pushing, and has controllable flatness and thickness of concrete; in addition, in the operation process, the operator does not need to squat for operation, and can finish the scraping operation in a normal standing posture, so that time and labor are saved; the working efficiency is high.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. The utility model provides a device of control concrete roughness and thickness, its characterized in that, includes base and scraper blade, wherein, the base is frame construction, the scraper blade slides and sets up on the base, be provided with the landing leg of three adjustable height at least on the base, the landing leg will in inserting the concrete the base props up the assurance the scraper blade is located predetermined elevation department, be provided with the pull rod on the scraper blade and be used for dragging the scraper blade is in slide on the base.
2. The device for controlling the flatness and the thickness of concrete according to claim 1, wherein sliding grooves are formed in the side faces of the base, the scraping plate comprises an arc-shaped plate, plugging plates are arranged on the two side ends of the arc-shaped plate, a guide shaft is arranged on the plugging plates and corresponds to the arc-shaped circle center of the arc-shaped side end of the arc-shaped plate, the guide shaft is arranged in the sliding grooves in a sliding mode, a baffle is arranged on the concave face of the arc-shaped plate, the lower end of the baffle is flush with the lower edge of the arc-shaped plate, the upper end of the baffle exceeds the upper edge of the arc-shaped plate, and the pull rod is fixedly arranged on the baffle.
3. The device of claim 2, wherein the sliding groove is a through groove, the guide shaft extends out of the sliding groove, a locking hook is vertically arranged at the front end of the guide shaft, a locking bolt matched with the locking hook is arranged on the base and faces to one end of the arc-shaped plate convex surface, and when the scraping plate is close to one end of the base, where the locking bolt is arranged, and an included angle between the pull rod and the base is less than 30 degrees, the locking hook hooks the locking bolt to limit the scraping plate to slide relative to the base.
4. The device for controlling the flatness and thickness of concrete according to claim 1, wherein through holes are vertically arranged at four corners of the base, positioning holes are horizontally arranged at four corners of the base, the through holes and the positioning holes intersect, pin keys are arranged in the positioning holes and used for fixing the supporting legs, and scales are arranged on the supporting legs.
5. The device for controlling the flatness and thickness of concrete according to any one of claims 1 to 4, wherein two sides of one end of the convex surface of the arc-shaped plate, which is back to the base, are provided with hanging rings, and the two hanging rings are connected through a hanging strip with adjustable length.
6. A method of using the apparatus for controlling concrete flatness and thickness of claim 1, comprising the steps of:
sequentially adjusting the height of the supporting legs on the base according to the thickness of the designed concrete, so that the height difference from the scraper to the lower ends of the supporting legs is equal to the designed thickness of the concrete;
horizontally placing the base into concrete at a position to be leveled, wherein the lower ends of the supporting legs are in contact with the bottom plate;
dragging the pull rod to drive the scraper to scrape the concrete surface from the far end to the near end;
lifting the base, pushing the scraper back to the original position, moving the base forwards to the next working surface, and repeating the steps to finish the second scraping of the concrete surface;
repeating the steps for multiple times.
7. The method according to claim 6, wherein sliding grooves are formed in the side surfaces of the base, the scraper comprises an arc-shaped plate, plugging plates are arranged on the two side ends of the arc-shaped plate, a guide shaft is arranged on the plugging plates corresponding to the arc circle center of the arc-shaped side ends, the guide shaft is arranged in the sliding grooves in a sliding mode, a baffle is arranged on the concave surface of the arc-shaped plate, the lower end of the baffle is flush with the lower edge of the arc-shaped plate, the upper end of the baffle exceeds the upper edge of the arc-shaped plate, the pull rod is fixedly arranged on the baffle, and when concrete surface scraping is carried out, the pull rod and the base form a certain included angle to ensure that the convex surface of the arc-shaped plate is always in contact with the.
8. The method according to claim 7, wherein the sliding groove is a through groove, the guide shaft extends out of the sliding groove, a locking hook is vertically arranged at the front end of the guide shaft, a locking bolt matched with the locking hook is arranged on the side surface of the base facing to one end of the convex surface of the arc-shaped plate, and the locking hook hooks the locking bolt to limit the scraper to slide relative to the base before the scraping operation and each time the scraper is pushed back to the original position.
9. The method as claimed in claim 6, wherein through holes are vertically arranged at four corners of the base, positioning holes are horizontally arranged at four corners of the base, the through holes intersect with the positioning holes, pin keys are arranged in the positioning holes for fixing the supporting legs, and the supporting legs are provided with scales, so that the height of the supporting legs is adjusted according to the design thickness of the concrete before the strickling operation is carried out, and the height from the lowest end of the convex surface of the arc-shaped plate to the lower end of the supporting legs is ensured to be equal to the design thickness of the concrete.
10. The method of claim 6, wherein two sides of one end of the base, which faces away from the convex surface of the arc-shaped plate, are provided with hanging rings, the two hanging rings are connected through a hanging strip with adjustable length, the pull rod is dragged to drive the scraper blade to scrape the concrete surface from the far end to the near end, then one end of the base is lifted through the hanging strip, and then the base is lifted for the next operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010361260.7A CN111456447A (en) | 2020-04-30 | 2020-04-30 | Device and method for controlling flatness and thickness of concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010361260.7A CN111456447A (en) | 2020-04-30 | 2020-04-30 | Device and method for controlling flatness and thickness of concrete |
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| Publication Number | Publication Date |
|---|---|
| CN111456447A true CN111456447A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010361260.7A Pending CN111456447A (en) | 2020-04-30 | 2020-04-30 | Device and method for controlling flatness and thickness of concrete |
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| Country | Link |
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| CN (1) | CN111456447A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482337A (en) * | 2021-06-04 | 2021-10-08 | 安徽中固建设有限公司 | Building construction process |
| CN116973240A (en) * | 2023-09-25 | 2023-10-31 | 中铁建工集团有限公司 | Concrete structure intensity testing arrangement |
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| CN207526394U (en) * | 2017-11-21 | 2018-06-22 | 阜阳华润电力有限公司 | A kind of overturning-preventing double ladder |
| CN208586916U (en) * | 2018-07-09 | 2019-03-08 | 中建八局第一建设有限公司 | A kind of adjustable special staircase mud is smeared |
| CN110158966A (en) * | 2019-07-01 | 2019-08-23 | 云南工程建设总承包股份有限公司 | A kind of convertible detachable floorslab concrete thickness control device |
| CN212897643U (en) * | 2020-04-30 | 2021-04-06 | 中冶天工集团有限公司 | Device for controlling flatness and thickness of concrete |
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2020
- 2020-04-30 CN CN202010361260.7A patent/CN111456447A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207526394U (en) * | 2017-11-21 | 2018-06-22 | 阜阳华润电力有限公司 | A kind of overturning-preventing double ladder |
| CN208586916U (en) * | 2018-07-09 | 2019-03-08 | 中建八局第一建设有限公司 | A kind of adjustable special staircase mud is smeared |
| CN110158966A (en) * | 2019-07-01 | 2019-08-23 | 云南工程建设总承包股份有限公司 | A kind of convertible detachable floorslab concrete thickness control device |
| CN212897643U (en) * | 2020-04-30 | 2021-04-06 | 中冶天工集团有限公司 | Device for controlling flatness and thickness of concrete |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482337A (en) * | 2021-06-04 | 2021-10-08 | 安徽中固建设有限公司 | Building construction process |
| CN116973240A (en) * | 2023-09-25 | 2023-10-31 | 中铁建工集团有限公司 | Concrete structure intensity testing arrangement |
| CN116973240B (en) * | 2023-09-25 | 2023-12-12 | 中铁建工集团有限公司 | Concrete structure intensity testing arrangement |
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