Multifunctional plastering device with adjustable grip angle

Abstract

The utility model relates to a multifunctional plastering device with an adjustable grip angle, which comprises a plastering knife, a fixing seat is mounted in the middle of the top end of the plastering knife, a first grip is hinged to one end of the fixing seat through a hinge mechanism, and a second grip is hinged to the other end of the fixing seat through a hinge mechanism. The end, away from the fixing base, of the first grip is detachably connected with the end, away from the fixing base, of the second grip through a clamping mechanism. And arc-shaped grooves which are uniformly distributed and inverted triangular teeth which are uniformly distributed are arranged on the long edge of the plastering knife. The wall plastering device has the beneficial effects that a worker can hold the first grip and the second grip at the same time by one hand to perform wall plastering work, and can also hold the first grip or the second grip according to the plastering work requirement, so that the grip holding angle of the worker is changed, the requirements of the worker on different wall plastering are met, and the working efficiency is improved. The fatigue feeling of workers during long-time work can be relieved; through cooperation of the arc-shaped grooves and the inverted triangular teeth, the plastering face can be flexibly controlled to be scraped into a latticed base face or a smooth face according to actual requirements.

Description

Technical Field

[0001] The utility model relates to the field of building construction tools, in particular to a multifunctional plastering device with an adjustable grip angle. Background Art

[0002] In the prior art, with the rapid development of socialist modernization, the tools used in the construction industry are also constantly innovating. Plastering knives are commonly used tools in construction, mainly used for smoothing cement walls or floors. According to their functions, plastering knives are divided into smooth surface plastering and rough surface plastering. Plastering knives for smooth surfaces are mostly made of iron, and plastering knives for rough surfaces are mostly made of wood.

[0003] After searching, a Chinese patent with application number CN201520269482.0 discloses a multifunctional plastering knife, including a flat rectangular knife body, a handle, a bolt and a caulking knife. The bolt is welded to the front end section of the plastering knife, and the caulking knife is movably connected to the bolt. The caulking knife is movably arranged on the knife body in a stepped manner in a horizontal or vertical direction.

[0004] The multifunctional plastering knife in the above patent adopts a handle. When workers hold the handle for a long time to perform plastering work, they will feel tired and sore. Therefore, a multifunctional plastering device with an adjustable grip angle is urgently needed. Utility Model Content

[0005] The purpose of the utility model is to overcome the above problems existing in the prior art and to provide a multifunctional plastering device with an adjustable handle angle.

[0006] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions:

[0007] A multifunctional plastering device with an adjustable grip angle comprises a rectangular plastering knife, a "concave"-shaped fixing seat is installed in the middle of the top end of the plastering knife, one end of the fixing seat is hinged with a first handle through a hinge mechanism, the other end of the fixing seat is hinged with a second handle through a hinge mechanism, the end of the first handle away from the fixing seat and the end of the second handle away from the fixing seat are detachably connected through a clamping mechanism; the long side of the plastering knife is provided with evenly distributed arc grooves and evenly distributed inverted triangular teeth.

[0008] Among them, each group of the hinge mechanism includes a hinge ring, a U-shaped block, and a hinge shaft. The hinge ring is welded to the fixed seat, and a hinge hole is respectively provided on the two side walls of the U-shaped block. The hinge shaft is rotatably installed in the hinge hole and the hinge ring, and the hinge ring is located between the two side walls of the U-shaped block. A handle slot is provided in the middle of the U-shaped block, and the end of the first handle close to the fixed seat or the end of the second handle close to the fixed seat is interference installed in the handle slot.

[0009] The cross sections of the first handle, the second handle and the handle slot are all circular, the outer diameter of the first handle is the same as the outer diameter of the second handle, and the inner diameter of the handle slot is smaller than the outer diameter of the first handle.

[0010] Wherein, a limiting groove is respectively provided on the inner sides of the two ends of the fixing seat, and one side of the middle part of the U-shaped block can be inserted into the limiting groove.

[0011] Among them, the clamping mechanism includes a V-shaped elastic sheet installed on the end of the first handle away from the fixed seat, two clamping holes opened on the side wall of the end of the second handle away from the fixed seat, a rectangular sliding groove is opened in the middle of the end of the first handle away from the fixed seat, and an "I"-shaped sliding block is fixed to the two ends of the V-shaped elastic sheet respectively, and the sliding block is slidably matched with the sliding groove, and a mushroom-shaped clamping protrusion is welded on the outer side of the two side walls of the V-shaped elastic sheet respectively, and a storage groove is set in the end of the second handle away from the fixed seat, the V-shaped elastic sheet is plug-in compatible with the storage groove, and the clamping protrusion is plug-in compatible with the clamping hole.

[0012] Wherein, the fixing seat and the plastering knife are connected by a plurality of bolts which are arranged in a line and evenly distributed.

[0013] Wherein, the arc grooves and inverted triangle teeth are arranged alternately.

[0014] The beneficial effects of the utility model are as follows: 1. The first handle and the second handle are connected by the clamping mechanism, so that the worker can hold the first handle and the second handle at the same time with one hand to perform wall plastering work. When the worker feels tired with one hand, the clamping mechanism is opened to separate the first handle and the second handle, and the first handle and the second handle are flipped to an upright state. At this time, the worker can hold the first handle or the second handle according to the needs of the plastering work, thereby changing the angle at which the worker holds the handle, meeting the worker's requirements for plastering different walls, and reducing the worker's fatigue from long-term work.

[0015] 2. Through the coordination of arc grooves and inverted triangular teeth, workers can flexibly control the plastering surface to be scraped into a grid-like base surface or smooth surface according to actual needs when plastering the wall, meeting the practical function of brick surface pasting or the appearance requirements of rough decoration. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a structural schematic diagram of the multifunctional plastering device in the utility model in which the first handle and the second handle are in a connected state;

[0018] Figure 2 It is a structural schematic diagram of the multifunctional plastering device in the utility model in which the first handle and the second handle are in a separated state;

[0019] Figure 3 It is a partial structural schematic diagram of the first handle and the clamping mechanism in the utility model;

[0020] Explanation of the numbers in the figure: plastering knife 1, arc groove 11, inverted triangular teeth 12, fixing seat 2, limiting groove 21, first handle 3, second handle 4, hinge mechanism 5, hinge ring 51, U-shaped block 52, hinge shaft 53, handle slot 54, bolt 6, clamping mechanism 7, V-shaped elastic sheet 71, clamping protrusion 72, sliding block 73, sliding groove 74, storage groove 75, clamping hole 76. DETAILED DESCRIPTION

[0021] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0022] like Figures 1 to 3 As shown, a multifunctional plastering device with an adjustable grip angle comprises a rectangular plastering knife 1, a "concave"-shaped fixing seat 2 is installed at the middle of the top of the plastering knife 1, and the fixing seat 2 is connected to the plastering knife 1 by a plurality of bolts 6 arranged in a line and evenly distributed.

[0023] One end of the fixed seat 2 is hinged with a first handle 3 through a hinge mechanism 5, and the other end of the fixed seat is hinged with a second handle 4 through a hinge mechanism. Each set of hinge mechanisms 5 includes a hinge ring 51, a U-shaped block 52, and a hinge shaft 53. The hinge ring 51 is welded to the fixed seat 2, and a hinge hole is respectively provided on the two side walls of the U-shaped block 52. The hinge shaft 53 is rotatably installed in the hinge hole and the hinge ring 51, and the hinge ring 51 is located between the two side walls of the U-shaped block 52. The middle part of the U-shaped block 52 is provided with a handle. The handle slot 54, one end of the first handle 3 close to the fixing base 2 or the other end of the second handle 4 close to the fixing base 2 is interference-fitted in the handle slot 54; the cross-sections of the first handle 3, the second handle 4, and the handle slot 54 are all circular, the outer diameter of the first handle 3 is the same as the outer diameter of the second handle 4, and the inner diameter of the handle slot 54 is smaller than the outer diameter of the first handle 3; a limiting slot 21 is respectively provided on the inner sides of both ends of the fixing base 2, and one side of the middle part of the U-shaped block 52 can be inserted into the limiting slot 21.

[0024] The end of the first handle 3 away from the fixed seat and the end of the second handle 4 away from the fixed seat 2 are detachably connected through a clamping mechanism 7; the clamping mechanism 7 includes a V-shaped elastic sheet 71 installed at the end of the first handle 3 away from the fixed seat 2, two clamping holes 76 opened on the side wall of the end of the second handle 4 away from the fixed seat 2, a rectangular slide groove 74 is opened in the middle of the end of the first handle 3 away from the fixed seat 2, and an "I"-shaped slider 73 is fixed to the two ends of the V-shaped elastic sheet 71 respectively. The slider 73 is slidably matched with the slide groove 74, and a mushroom-shaped clamping protrusion 72 is welded to the outer side of the two side walls of the V-shaped elastic sheet 71 respectively. A storage groove 75 is set in the end of the second handle 4 away from the fixed seat 2, the V-shaped elastic sheet 71 is plug-in compatible with the storage groove 75, and the clamping protrusion 72 is plug-in compatible with the clamping hole 76.

[0025] The first handle and the second handle are connected by a snap-fit ​​mechanism, so that the worker can hold the first handle and the second handle at the same time with one hand to perform wall plastering work. When the worker feels tired with one hand, the snap-fit ​​mechanism is opened to separate the first handle and the second handle, and the first handle and the second handle are flipped to an upright state. At this time, the worker can hold the first handle or the second handle according to the needs of the plastering work, thereby changing the angle at which the worker holds the handle, meeting the worker's requirements for plastering different walls, and reducing the worker's fatigue from working for a long time.

[0026] The long side of the plastering knife 1 is provided with evenly distributed arc grooves 11 and evenly distributed inverted triangular teeth 12, and the arc grooves 11 and the inverted triangular teeth 12 are arranged alternately. Through the coordination of the arc grooves and the inverted triangular teeth, when the worker is plastering the wall, he can flexibly control the plastering surface to be scraped into a grid-like base surface or a smooth surface according to actual needs, so as to meet the practical function of pasting brick surfaces or the appearance requirements of rough decoration.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A multifunctional plastering device with adjustable grip angle, characterized in that: It comprises a rectangular plastering knife, a "concave"-shaped fixing seat is installed in the middle of the top end of the plastering knife, one end of the fixing seat is hinged with a first handle through a hinge mechanism, the other end of the fixing seat is hinged with a second handle through a hinge mechanism, the end of the first handle away from the fixing seat and the end of the second handle away from the fixing seat are detachably connected through a clamping mechanism; the long side of the plastering knife is provided with evenly distributed arc grooves and evenly distributed inverted triangular teeth.

2. The multifunctional plastering device according to claim 1, characterized in that: Each group of the hinge mechanism includes a hinge ring, a U-shaped block, and a hinge shaft. The hinge ring is welded to the fixed seat. A hinge hole is respectively provided on both side walls of the U-shaped block. The hinge shaft is rotatably installed in the hinge hole and the hinge ring. The hinge ring is located between the two side walls of the U-shaped block. A handle slot is provided in the middle of the U-shaped block. The end of the first handle close to the fixed seat or the end of the second handle close to the fixed seat is interference installed in the handle slot.

3. The multifunctional plastering device according to claim 2, characterized in that: The cross sections of the first handle, the second handle and the handle slot are all circular, the outer diameter of the first handle is the same as the outer diameter of the second handle, and the inner diameter of the handle slot is smaller than the outer diameter of the first handle.

4. The multifunctional plastering device according to claim 2, characterized in that: A limiting groove is respectively arranged on the inner sides of the two ends of the fixing seat, and one side of the middle part of the U-shaped block can be inserted into the limiting groove.

5. The multifunctional plastering device according to claim 1, characterized in that: The clamping mechanism includes a V-shaped elastic sheet installed on the end of the first handle away from the fixed seat, two clamping holes opened on the side wall of the end of the second handle away from the fixed seat, a rectangular sliding groove is opened in the middle of the end of the first handle away from the fixed seat, and an "I"-shaped slider is fixed to the two ends of the V-shaped elastic sheet respectively, and the slider is slidably matched with the sliding groove, and a mushroom-shaped clamping protrusion is welded on the outer side of the two side walls of the V-shaped elastic sheet respectively, and a storage groove is set in the end of the second handle away from the fixed seat, the V-shaped elastic sheet is plug-in compatible with the storage groove, and the clamping protrusion is plug-in compatible with the clamping hole.

6. The multifunctional plastering device according to claim 1, characterized in that: The fixing seat and the plastering knife are connected by a plurality of bolts which are arranged in a line and evenly distributed.

7. The multifunctional plastering device according to claim 1, characterized in that: The arc grooves and the inverted triangle teeth are arranged alternately.

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