CN215407220U - Arc wall plastering tool capable of accurately adjusting radian - Google Patents
Arc wall plastering tool capable of accurately adjusting radian Download PDFInfo
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- CN215407220U CN215407220U CN202120934078.6U CN202120934078U CN215407220U CN 215407220 U CN215407220 U CN 215407220U CN 202120934078 U CN202120934078 U CN 202120934078U CN 215407220 U CN215407220 U CN 215407220U
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Abstract
The invention discloses an arc-shaped wall plastering tool capable of accurately adjusting the radian, and solves the problem of accurately adjusting the plastering radian of the plastering tool. The arc-shaped troweling plate is made of a thin spring steel plate, pull rods capable of changing the radian of the arc-shaped troweling plate are respectively welded on the inner side surfaces of two ends of the arc-shaped troweling plate, and racks are respectively welded at the inner side ends of the pull rods; manufacturing a box-shaped cylinder, arranging a movable central shaft at the center of the box-shaped cylinder, fixedly connecting a gear on the central shaft in the box-shaped cylinder, and meshing the inner side ends of the two racks with the gear fixedly connected on the central shaft in the cylinder after the inner side ends of the two racks movably penetrate into the box-shaped cylinder; a ratchet wheel is fixedly connected to a central shaft which penetrates out of the outer side of the upper top surface of the box-shaped cylinder body, a pawl and a pawl tensioning spring are arranged on the upper top surface of the box-shaped cylinder body, and the pawl and the ratchet wheel are connected together in a propping manner; the lower end of the arched plastering plate is connected with a plastic scraper for improving the plastering smoothness. The radian of the trowel is convenient to adjust.
Description
Technical Field
The invention relates to a plastering tool, in particular to an arc-shaped wall plastering tool capable of accurately adjusting radian.
Background
Plastering means a process of finishing the surface layer of a building by adopting lime mortar, mixed mortar, polymer water mortar, hemp cut ash, paper reinforcement ash, heat-preservation mortar particles and the like; the existing plastering construction method comprises the following steps: (1) base layer treatment: cleaning mortar, dirt and dust remained on the surface of the wall, pouring the wall with water, washing away the dust in the brick joints, and wetting the wall surface; (2) hang verticality, set square, find gauge: hanging vertical lines at corners of doorways, stacks, wall surfaces and the like respectively according to the reference lines popped up on the wall surfaces, sleeving square plastering cakes, plastering the plastering cakes firstly, then plastering the plastering cakes, and finding out a vertical plane by using control tools such as a ruler plate and the like; (3) smearing cement skirting boards; (4) manufacturing a mud water corner protector; (5) wall surface reinforcement, namely reinforcement is formed by using mortar same as the plastering layer; (6) smearing bottom ash and surface ash with horizontal foam; when the plastering wall surface is an inner circular arc wall surface, the control of the radian during determining a reference line and punching a rib on the wall surface is difficult, the common aluminum alloy guiding rule used in the prior construction can only be used for controlling the flatness of a horizontal straight wall surface, for the control of the circular arc wall, the common aluminum alloy guiding rule cannot meet the radian accuracy requirement of design and specification, and meanwhile, a horizontal foam cannot finish the plastering of the arc wall surface; especially for arc-shaped wall surfaces with different radians, how to adjust the plastering angle of the plastering tool is also a problem to be solved on site.
Disclosure of Invention
The invention provides an arc-shaped wall plastering tool capable of accurately adjusting the radian, and solves the technical problems of how to accurately adjust the plastering radian of the plastering tool and how to accurately control the forming effect of an arc-shaped wall.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is: the arc-shaped troweling plate is made of a thin spring steel plate, pull rods capable of changing the radian of the arc-shaped troweling plate are respectively welded on the inner side surfaces of two ends of the arc-shaped troweling plate, and racks are respectively welded at the inner side ends of the pull rods; manufacturing a box-shaped cylinder, arranging a movable central shaft at the center of the box-shaped cylinder, fixedly connecting a gear on the central shaft in the box-shaped cylinder, and meshing the inner side ends of the two racks with the gear fixedly connected on the central shaft in the cylinder after the inner side ends of the two racks movably penetrate into the box-shaped cylinder; a ratchet wheel is fixedly connected to a central shaft which penetrates out of the outer side of the upper top surface of the box-shaped cylinder body, a pawl and a pawl tensioning spring are arranged on the upper top surface of the box-shaped cylinder body, and the pawl and the ratchet wheel are connected together in a propping manner; the lower end of the arched plastering plate is connected with a plastic scraper for improving the plastering smoothness.
An arc wall plastering tool capable of accurately adjusting radian comprises a long-strip-shaped arc plastering plate made of a thin spring steel plate and a box-shaped cylinder, wherein a movable rotating shaft is arranged at the center of the top surface of the box-shaped cylinder and penetrates through a through hole, the rotating shaft penetrates through the through hole and is movably connected in a penetrating manner, a gear is fixedly connected on the rotating shaft in the box-shaped cylinder, a ratchet wheel is fixedly connected on the rotating shaft above the top surface of the box-shaped cylinder, a hand wheel is fixedly connected at the upper end of the rotating shaft, a pawl and a pawl pull-connection spring column are respectively arranged on the top surface of the box-shaped cylinder outside the ratchet wheel, a pawl pull-connection spring is connected on the pawl pull-connection spring column, the other end of the pawl pull-connection spring is connected with the pawl, and the top of the pawl is abutted against the ratchet wheel; the left inner side surface of the long-strip-shaped arched wiping plate is welded with a left pull rod, the inner side end of the left pull rod is connected with a left rack, the other end of the left rack extends into the box-shaped cylinder and is meshed with the rear side end of the gear, the right inner side surface of the long-strip-shaped arched wiping plate is welded with a right pull rod, the inner side end of the right pull rod is connected with a right rack, and the other end of the right rack extends into the box-shaped cylinder and is meshed with the front side end of the gear.
The lower end of a long-strip arched wiping plate made of a thin spring steel plate is connected with a long-strip plastic scraper; a left anti-skidding handle sleeve is arranged on the left pull rod, and a right anti-skidding handle sleeve is arranged on the right pull rod.
The invention solves the problems of low radian accuracy, slow construction, low working efficiency, time and labor waste of wall surfaces with different radians; the radian of the trowel can be conveniently adjusted, and the smoothness of plastering is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view of the engagement of the gear 14 with two racks according to the present invention;
fig. 3 is a diagram showing the relationship between the rotating shaft 6 and the ratchet 8 and the pawl 9 according to the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
an arc wall plastering tool capable of accurately adjusting radian comprises a long-strip-shaped arch plastering plate 1 and a box-shaped cylinder body 13, wherein a movable rotating shaft penetrates through a through hole in the center of the top surface of the box-shaped cylinder body 13, a rotating shaft 6 is movably connected in the through hole through which the movable rotating shaft penetrates, a gear 14 is fixedly connected on the rotating shaft 6 in the box-shaped cylinder body 13, a ratchet 8 is fixedly connected on the rotating shaft 6 above the top surface of the box-shaped cylinder body 13, a hand wheel 7 is fixedly connected at the upper end of the rotating shaft 6, a pawl 9 and a pawl pull-connection spring column 16 are respectively arranged on the top surface of the box-shaped cylinder body 13 outside the ratchet 8, a pawl pull-connection spring 15 is connected on the pawl pull-connection spring column 16, the other end of the pawl pull-connection spring 15 is connected with the pawl 9, and the tip of the pawl 9 is abutted against the ratchet 8; the left inner side surface of the long-strip-shaped arched troweling plate 1 is welded and connected with a left pull rod 3, the inner side end of the left pull rod 3 is connected with a left rack 5, the other end of the left rack 5 is meshed with the rear side end of a gear 14 after extending into a box-shaped cylinder 13, the right inner side surface of the long-strip-shaped arched troweling plate 1 is welded and connected with a right pull rod 11, the inner side end of the right pull rod 11 is connected with a right rack 10, and the other end of the right rack 10 is meshed with the front side end of the gear 14 after extending into the box-shaped cylinder 13.
The lower end of a long-strip-shaped arched cleaning plate 1 made of a thin spring steel plate is connected with a long-strip-shaped plastic scraper 2, the long-strip-shaped plastic scraper 2 is a plastic plate with good toughness, the long-strip-shaped plastic scraper 2 is additionally arranged at the lower part of the long-strip-shaped arched cleaning plate 1 made of the thin spring steel plate, the long-strip-shaped plastic scraper 2 changes along with the change of the radian of the long-strip-shaped arched cleaning plate 1, the cleaned arc wall surface is smooth and has no scratches, and the appearance quality is good; a left anti-skidding handle sleeve 4 is arranged on the left pull rod 3, and a right anti-skidding handle sleeve 12 is arranged on the right pull rod 11, so that the comfort level of hand feeling of an operator is improved.
When the radian of the long-strip-shaped arched wiping plate 1 needs to be adjusted, the adjustment can be realized by manually rotating the hand wheel 7, due to the matching relationship between the ratchet wheel 8 and the pawl 9, when the hand wheel 7 is rotated anticlockwise, the pawl 9 can slide over the ratchets of the ratchet wheel 8, so that the simultaneous anticlockwise rotation of the hand wheel 7, the rotating shaft 6 and the ratchet wheel 8 can be realized, the gear 14 also rotates anticlockwise simultaneously, so as to drive the left rack 5 to move rightwards, the right rack 10 to move leftwards, the left rack 5 passes through the left pull rod 3, the right rack 10 forms two ends of the long-strip-shaped arched wiping plate 1 to be tightened through the right pull rod 11, so as to change the radian of the long-strip-shaped arched wiping plate 1, when the radian of the long-strip-shaped arched wiping plate 1 accords with the radian of an arc wall to be groped, the hand wheel 7 stops rotating, at the pawl 9 is tensioned by the pawl tension spring 15, the pawl end is clamped between the two ratchets of the ratchet wheel 8, so as to overcome the resilience of the long-strip-shaped arched wiping plate 1, the rotating shaft 6 is locked to be kept still, and an operator holds the left anti-slip handle sleeve 4 and the right anti-slip handle sleeve 12 with hands to plaster the arc-shaped wall body; if the radian of the long-strip-shaped arched wiping plate 1 needs to be flattened, the pawl 9 can be moved open by manually overcoming the tension of the pawl pull-connection spring 15, so that the pawl 9 is separated from the ratchet wheel 8, then the rotating shaft 6 is rotated clockwise, the left rack 5 is moved leftwards, and the right rack 10 is moved rightwards, so that the adjustment of flattening the radian of the long-strip-shaped arched wiping plate 1 is realized.
Claims (2)
1. An arc wall plastering tool capable of accurately adjusting radian comprises a long-strip-shaped arch plastering plate (1) made of a thin spring steel plate and a box-shaped cylinder body (13), and is characterized in that a movable rotating shaft is arranged at the center of the top surface of the box-shaped cylinder body (13) and penetrates through a through hole, a rotating shaft (6) is movably connected in the through hole in a penetrating manner, a gear (14) is fixedly connected on the rotating shaft (6) in the box-shaped cylinder body (13), a ratchet wheel (8) is fixedly connected on the rotating shaft (6) above the top surface of the box-shaped cylinder body (13), a hand wheel (7) is fixedly connected at the upper end of the rotating shaft (6), a pawl (9) and a pawl pull-connection spring column (16) are respectively arranged on the top surface of the box-shaped cylinder body (13) outside the ratchet wheel (8), a pawl pull-connection spring (15) is connected on the pawl pull-connection spring column (16), and the other end of the pawl pull-connection spring (15) is connected with the pawl (9), the top of the pawl (9) is connected with the ratchet wheel (8) in a propping manner; the left inner side face of the long-strip-shaped arched troweling plate (1) is welded with a left pull rod (3), the inner side end of the left pull rod (3) is connected with a left rack (5), the other end of the left rack (5) extends into the box-shaped cylinder (13) and then is meshed with the rear side end of a gear (14), the right inner side face of the long-strip-shaped arched troweling plate (1) is welded with a right pull rod (11), the inner side end of the right pull rod (11) is connected with a right rack (10), and the other end of the right rack (10) extends into the box-shaped cylinder (13) and then is meshed with the front side end of the gear (14).
2. The curved wall plastering tool capable of accurately adjusting the radian according to claim 1, wherein an elongated plastic scraper (2) is connected to the lower end of an elongated arched plastering plate (1) made of a thin spring steel plate; a left anti-skidding handle sleeve (4) is arranged on the left pull rod (3), and a right anti-skidding handle sleeve (12) is arranged on the right pull rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120934078.6U CN215407220U (en) | 2021-05-02 | 2021-05-02 | Arc wall plastering tool capable of accurately adjusting radian |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120934078.6U CN215407220U (en) | 2021-05-02 | 2021-05-02 | Arc wall plastering tool capable of accurately adjusting radian |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215407220U true CN215407220U (en) | 2022-01-04 |
Family
ID=79674002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120934078.6U Active CN215407220U (en) | 2021-05-02 | 2021-05-02 | Arc wall plastering tool capable of accurately adjusting radian |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215407220U (en) |
-
2021
- 2021-05-02 CN CN202120934078.6U patent/CN215407220U/en active Active
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