CN209812678U - Bottom plate concrete surface napping device - Google Patents
Bottom plate concrete surface napping device Download PDFInfo
- Publication number
- CN209812678U CN209812678U CN201920285799.1U CN201920285799U CN209812678U CN 209812678 U CN209812678 U CN 209812678U CN 201920285799 U CN201920285799 U CN 201920285799U CN 209812678 U CN209812678 U CN 209812678U
- Authority
- CN
- China
- Prior art keywords
- concrete surface
- rotating shaft
- main rod
- pull rods
- draw bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model provides a bottom plate concrete surface roughening device, belonging to the technical field of concrete roughening devices, comprising a main rod, a diagonal draw bar, a side bearing, a rotating shaft and a toothed ring; the number of the inclined pull rods is two, the bottom ends of the inclined pull rods are fixedly connected with the top end of the main rod and are connected with the main rod to form a Y-shaped structure, and the top ends of the inclined pull rods are fixedly connected with the outer ring of the side bearing; two ends of the rotating shaft are respectively fixed in the inner rings of the side bearings; the number of the gear rings is multiple, and the gear rings are fixedly sleeved on the rotating shaft at equal intervals. Before final setting of the bottom plate concrete, rolling is carried out on the concrete surface through the roughening device, marks are left on the concrete surface through the toothed ring, and roughening of the concrete surface is completed. The galling device is simple in structure, flexible to operate, simple in preparation work, particularly suitable for operation in narrow space, and capable of adjusting the distance between the toothed rings and the diameter of the toothed rings according to actual construction conditions and pulling out roughness of ideal effects.
Description
Technical Field
The utility model relates to a technical field of concrete napping device especially relates to a bottom plate concrete surface napping device.
Background
The napping/chiseling treatment scheme is commonly used for the joint surfaces of new and old concrete, and in order to improve the bonding force between the concrete, the napping treatment is often performed on the surface of the old concrete, then a layer of cement mortar is brushed, and finally the new concrete is constructed.
Although the existing napping machinery can achieve rapid napping, the existing napping machinery is large in size, low in operation flexibility, complex in construction preparation work, difficult to adapt to narrow space operation and even incapable of having advantages.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bottom plate concrete surface napping device for narrow and small space operation.
In order to achieve the purpose, the utility model provides a floor concrete surface roughening device, which comprises a main rod, a diagonal draw bar, a side bearing, a rotating shaft and a toothed ring; the number of the inclined pull rods is two, the bottom ends of the inclined pull rods are fixedly connected with the top end of the main rod and are connected with the main rod to form a Y-shaped structure, and the top ends of the inclined pull rods are fixedly connected with the outer ring of the side bearing; two ends of the rotating shaft are respectively fixed in the inner rings of the side bearings; the number of the gear rings is multiple, and the gear rings are fixedly sleeved on the rotating shaft at equal intervals.
Furthermore, the main rod is formed by connecting a plurality of sub-rods through telescopic sleeves.
Further, the bottom of mobile jib sets up the rubber sleeve.
Furthermore, the outer ring of the side bearing is provided with a connecting block connected with a diagonal draw bar.
Furthermore, the main rod and the rotating shaft are both steel pipes; the diagonal draw bar is a steel pipe or a steel bar, the bottom end of the diagonal draw bar is welded on the main rod, and the top end of the diagonal draw bar is welded with the connecting block; two ends of the rotating shaft are welded with the inner ring of the side bearing; the gear ring is a steel ring and is welded on the rotating shaft.
The utility model has the advantages that:
before final setting of the bottom plate concrete, rolling is carried out on the concrete surface through the roughening device, marks are left on the concrete surface through the toothed ring, and roughening of the concrete surface is completed. The galling device is simple in structure, flexible to operate, simple in preparation work, particularly suitable for operation in narrow space, and capable of adjusting the distance between the toothed rings and the diameter of the toothed rings according to actual construction conditions and pulling out roughness of ideal effects.
Drawings
Fig. 1 is a schematic structural diagram of a floor concrete surface roughening device provided by an embodiment of the present invention.
In the figure: 1-a main rod; 1.1-sub-pole; 1.2-telescopic sleeve; 2-diagonal draw bars; 3-side bearings; 3.1-connecting block; 4-a rotating shaft; 5-a toothed ring.
Detailed Description
The embodiment provides a floor concrete surface roughening device, which comprises a main rod 1, a diagonal draw bar 2, an edge bearing 3, a rotating shaft 4 and a toothed ring 5; the number of the inclined pull rods 2 is two, the bottom ends of the inclined pull rods are fixedly connected with the top end of the main rod 1 and are connected with the main rod 1 to form a Y-shaped structure, and the top ends of the inclined pull rods are fixedly connected with the outer ring of the side bearing 3; two ends of the rotating shaft 4 are respectively fixed in the inner ring of the side bearing 3 to realize the rotation of the rotating shaft 4; the number of the gear rings 5 is multiple, and the gear rings are fixedly sleeved on the rotating shaft 4 at equal intervals.
Before the final setting of the bottom plate concrete, the concrete surface is rolled through the roughening device, and marks are left on the concrete surface through the toothed ring 5, so that the roughening of the concrete surface is completed. The galling device is simple in structure, flexible to operate, simple in preparation work, particularly suitable for operation in narrow space, and capable of adjusting the distance between the toothed rings 5 and the diameter of the toothed rings 5 according to actual construction conditions and pulling out roughness of ideal effects. The limit bearing 3 has increased 4 pivoted flexibilities of pivot, need in time clean up and wipe butter and maintain after the use.
Further, the main pole 1 is formed by connecting a plurality of sub poles 1.1 through telescopic sleeves 1.2, and the telescopic sleeve 1.2 is used for realizing the telescopic effect of the main pole 1. The telescopic sleeve 1.2 is a steel telescopic sleeve.
Further, the bottom of mobile jib 1 sets up the rubber sleeve for the friction between increase and the user plays the antiskid effect.
Furthermore, the outer ring of the side bearing 3 is provided with a connecting block 3.1 connected with the diagonal draw bar 2 so as to enhance the connecting strength of the side bearing and the diagonal draw bar.
Further, the main rod 1 and the rotating shaft 4 are both steel pipes; the diagonal draw bar 2 is a steel pipe or a steel bar, the bottom end of the diagonal draw bar is welded on the main bar 1, and the top end of the diagonal draw bar is welded with the connecting block 3.1; two ends of the rotating shaft 4 are welded with the inner ring of the side bearing 3; the gear ring 5 is a steel ring, preferably made of high-quality wear-resistant steel, and is welded on the rotating shaft 4. The whole napping device is formed by welding steel materials, and sufficient strength is guaranteed.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the present invention, or directly or indirectly applied to other related technical fields, and all included in the same way in the protection scope of the present invention.
Claims (5)
1. A floor concrete surface roughening device is characterized by comprising a main rod, a diagonal draw bar, an edge bearing, a rotating shaft and a toothed ring;
the number of the inclined pull rods is two, the bottom ends of the two inclined pull rods are fixedly connected with the top end of the main rod and are connected with the main rod to form a Y-shaped structure, and the top ends of the two inclined pull rods are fixedly connected with the outer ring of the side bearing;
two ends of the rotating shaft are respectively fixed in the inner ring of the side bearing;
the number of the gear rings is multiple, and the gear rings are fixedly sleeved on the rotating shaft at equal intervals.
2. A floor concrete surface roughening apparatus as claimed in claim 1 wherein said main pole is formed by a plurality of sub-poles connected by telescoping sleeves.
3. The floor concrete surface roughening device according to claim 1 or 2, wherein a rubber sleeve is provided at a bottom end of the main rod.
4. The floor concrete surface napping device of claim 1, characterized in that the outer ring of the side bearing is provided with a connecting block connected with a diagonal draw bar.
5. The floor concrete surface roughening device according to claim 4, wherein the main rod and the rotating shaft are both steel pipes;
the diagonal draw bar is a steel pipe or a steel bar, the bottom end of the diagonal draw bar is welded on the main rod, and the top end of the diagonal draw bar is welded with the connecting block;
two ends of the rotating shaft are welded with the inner ring of the side bearing;
the gear ring is a steel ring and is welded on the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920285799.1U CN209812678U (en) | 2019-03-07 | 2019-03-07 | Bottom plate concrete surface napping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920285799.1U CN209812678U (en) | 2019-03-07 | 2019-03-07 | Bottom plate concrete surface napping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209812678U true CN209812678U (en) | 2019-12-20 |
Family
ID=68874688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920285799.1U Expired - Fee Related CN209812678U (en) | 2019-03-07 | 2019-03-07 | Bottom plate concrete surface napping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209812678U (en) |
-
2019
- 2019-03-07 CN CN201920285799.1U patent/CN209812678U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |