CN210659007U - Arc angle spatula - Google Patents
Arc angle spatula Download PDFInfo
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- CN210659007U CN210659007U CN201921163671.4U CN201921163671U CN210659007U CN 210659007 U CN210659007 U CN 210659007U CN 201921163671 U CN201921163671 U CN 201921163671U CN 210659007 U CN210659007 U CN 210659007U
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Abstract
The utility model provides an arc angle spatula, which belongs to the technical field of building engineering, and structurally comprises a cutter and a holding body, wherein the cutter adopts an integral whole cutter which is formed by a front spherical crown shell face part at the front end, a rear spherical crown shell face part at the rear end and a semi-cylindrical shell face part between the front end and the rear end, and an arc edge of the front spherical crown shell face part is continuous with a front opening edge of the semi-cylindrical shell face part; the rear opening edge of the semi-cylindrical shell surface part is continuous with an arc edge of the rear spherical crown shell surface part; the front spherical crown shell face part, the semi-cylindrical shell face part and the rear spherical crown shell face part form a continuous knife face of the shell face; the outer convex part surface of cutter sets up to the working face, and the interior concave part surface of cutter sets up to the handle and connects the face, and the handle of cutter is connected face fixedly connected with handle and is regarded as holding the body. The utility model discloses workable has characteristics such as cost is with low costs, easy operation, simplified construction operation, work efficiency height, has effectively guaranteed roughness and the smooth finish that the arc angle plastered.
Description
Technical Field
The utility model belongs to the technical field of the building engineering technique and specifically relates to an arc angle spatula.
Background
Generally, a base layer of a waterproof roof coiled material needs to be treated before construction, R =50 arc angles are often required to be made at positions of a parapet wall of the roof, a tiger window of the roof, a concave-convex corner of an elevator machine room, a pipe root and the like, the engineering roof area is large, the workload is large, the quality requirement is high, and no quick quality-guaranteeing trowel is used for arc angle construction in site construction. Therefore, the novel arc angle spatula is urgently needed to be invented, the quality of the arc angle is guaranteed by accelerating construction, the original common spatula is replaced, the problems of poor cuticle smearing quantity and low construction speed are solved, the labor efficiency is improved, and the production cost is saved.
Disclosure of Invention
The technical task of the utility model is to solve the not enough of prior art, provide an arc angle spatula.
The technical proposal of the utility model is realized in the following way, the arc angle spatula of the utility model structurally comprises a cutter and a holding body,
the cutter adopts an integrated integral cutter which is composed of a front spherical crown shell surface part at the front end, a rear spherical crown shell surface part at the rear end and a semi-cylindrical shell surface part between the front end and the rear end,
the front spherical crown shell surface part and the rear spherical crown shell surface part are both one of the spherical crown shell surfaces obtained by cutting a complete spherical surface through two vertical planes of the same spherical center;
the semi-cylindrical shell surface part adopts one semi-cylindrical shell surface obtained by cutting the cylindrical barrel through one plane of the central axis of the cylinder;
the diameter of the front spherical crown shell face part, the diameter of the rear spherical crown shell face part and the diameter of the semi-cylindrical shell face part are the same;
an arc edge of the front spherical crown shell surface part is continuous with the front opening edge of the semi-cylindrical shell surface part;
the rear opening edge of the semi-cylindrical shell surface part is continuous with an arc edge of the rear spherical crown shell surface part;
the front spherical crown shell face part, the semi-cylindrical shell face part and the rear spherical crown shell face part form a continuous knife face of the shell face;
the surface of the outer convex part of the cutter is set as a working surface,
the surface of the concave part of the cutter is arranged as a handle connecting surface, and the handle connecting surface of the cutter is fixedly connected with a handle as a holding body.
The thickness of the shell surface of the cutter is 2 mm.
The radius of the front spherical crown shell face part, the radius of the semi-cylindrical shell face part and the radius of the rear spherical crown shell face part are all 50 mm.
The handle is provided with grab handle and connecting rod, and grab handle and semi-cylindrical shell face generating line parallel, the one end and the grab handle fixed connection of connecting rod perpendicular to grab handle and connecting rod, other end fixed connection is on the handle connection face of cutter.
The surface of the inner concave part of the front spherical crown shell surface part is fixedly connected with a front inclined pull connecting rod, and the front inclined pull connecting rod is arranged on the central line of the surface of the inner concave part of the front spherical crown shell surface part;
the surface of the inner concave part of the rear spherical crown shell surface part is fixedly connected with a rear inclined pull connecting rod, and the rear inclined pull connecting rod is arranged on the central line of the surface of the inner concave part of the rear spherical crown shell surface part;
a finger handle is fixedly connected between the front diagonal connecting rod and the rear diagonal connecting rod and is parallel to a semi-cylindrical shell surface bus;
the joint of the front inclined pull connecting rod and the finger handle is fixedly connected with a front pointing extension rod,
a rear pointing extension rod is fixedly connected at the joint of the finger handle and the rear diagonal draw connecting rod,
the front directional extension rod and the rear directional extension rod are parallel,
the extending ends of the front direction extending rod and the rear direction extending rod are fixedly connected on the grab handle,
the grab handle is parallel to the generatrix of the semi-cylindrical shell surface.
Preferably, the method comprises the following steps:
the finger handle is provided with a front end through hole and a rear end through hole,
the front pointing extension rod penetrates into the front end through hole, and the outer diameter of the front pointing extension rod is smaller than the aperture of the front end through hole;
the rear pointing extension rod penetrates into the rear end through hole, and the outer diameter of the rear pointing extension rod is smaller than the aperture of the rear end through hole;
the rod body of the front directional extension rod and the rod body of the rear directional extension rod are both provided with external threads,
the front directional extension rod is fastened on the finger handle through two front finger nuts on the upper side and the lower side of the finger handle;
the rear directional extension rod is fastened on the finger handle through two rear finger nuts on the upper side and the lower side of the finger handle;
the outer circumferences of the two front finger nuts are larger than the aperture of the front end through hole;
the outer circumferences of the two back finger nuts are larger than the aperture of the back end through hole.
The cutter is made of a steel plate.
The fixed connection adopts welding.
The working surface is set to be a smooth polished surface.
Compared with the prior art, the utility model produced beneficial effect is:
the utility model discloses a cleaver of arc angle solves the cleaver cutter of prior art and smears the problem that cutin volume is poor, construction speed is slow, has improved labor efficiency greatly, effectively guarantees the high quality requirement of construction, effectively guarantees the time limit for a project, has practiced thrift human input and manufacturing cost to a certain extent.
The utility model discloses an arc angle spatula workable has characteristics such as cost is with low costs, easy operation, simplified construction operation, work efficiency height.
The utility model discloses an arc angle spatula has effectively guaranteed roughness and the smooth finish that the arc angle plastered.
The utility model discloses an arc angle spatula reasonable in design, simple structure, safe and reliable, convenient to use, easy to maintain have fine using value widely.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
The reference numerals in the drawings denote:
1. a cutter 2, a holding body,
3. a front spherical crown shell face part, 4 a rear spherical crown shell face part, 5 a semi-cylindrical shell face part,
6. a working surface, 7, a handle connecting surface, 8, a handle,
9. a grab handle, 10 and a connecting rod,
11. a front inclined pull connecting rod 12 and a rear inclined pull connecting rod,
13. the finger handle is provided with a finger grip,
14. a front direction extension rod, 15, a rear direction extension rod,
16. a front end through hole, 17, a rear end through hole,
18. the external thread is arranged on the outer surface of the shell,
19. front finger nut, 20, back finger nut.
Detailed Description
The following detailed description of the arc-angle spatula of the present invention is made with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in the attached drawings, the structure of the arc angle spatula of the utility model comprises a knife 1 and a holding body 2,
the cutter adopts an integrated integral cutter which is provided with a front spherical crown shell surface part 3 at the front end, a rear spherical crown shell surface part 4 at the rear end and a semi-cylindrical shell surface part 5 between the front end and the rear end,
the front spherical crown shell face part 3 and the rear spherical crown shell face part 4 are both one of the spherical crown shell faces obtained by cutting a complete spherical surface through two vertical planes of the same spherical center;
the semi-cylindrical shell surface part 5 is one of semi-cylindrical shell surfaces obtained by cutting a cylindrical barrel through one plane of a cylindrical central axis;
the diameter of the front spherical crown shell face part, the diameter of the rear spherical crown shell face part and the diameter of the semi-cylindrical shell face part are the same;
an arc edge of the front spherical crown shell surface part is continuous with the front opening edge of the semi-cylindrical shell surface part;
the rear opening edge of the semi-cylindrical shell surface part is continuous with an arc edge of the rear spherical crown shell surface part;
the front spherical crown shell face part 3, the semi-cylindrical shell face part 5 and the rear spherical crown shell face part 4 form a continuous knife face of the shell face;
the convex surface of the tool is provided as a working surface 6,
the surface of the concave part of the cutter is provided with a handle connecting surface 7, and a handle 8 is fixedly connected with the handle connecting surface of the cutter and is used as a holding body 2.
The thickness of the shell surface of the cutter is 2 mm.
The radius of the front spherical crown shell face part, the radius of the semi-cylindrical shell face part and the radius of the rear spherical crown shell face part are all 50 mm.
The handle is provided with a grab handle 9 and a connecting rod 10, the grab handle is parallel to a semi-cylindrical shell surface bus, the connecting rod is perpendicular to the grab handle and is fixedly connected with one end of the connecting rod, and the other end of the connecting rod is fixedly connected to the handle connecting surface of the cutter.
The cutter is made of a steel plate.
The fixed connection adopts welding or screw fixation and screwing.
The working surface is set to be a smooth polished surface.
Example two:
the cutter of the second embodiment is the same as the cutter of the first embodiment, and the holding body is improved as follows:
the surface of the inner concave part of the front spherical crown shell surface part is fixedly connected with a front diagonal connecting rod 11 which is arranged on the central line of the surface of the inner concave part of the front spherical crown shell surface part;
the surface of the inner concave part of the rear spherical crown shell surface part is fixedly connected with a rear inclined pull connecting rod 12 which is arranged on the central line of the surface of the inner concave part of the rear spherical crown shell surface part;
a finger handle 13 is fixedly connected between the front diagonal connecting rod and the rear diagonal connecting rod, and the finger handle is parallel to a semi-cylindrical shell surface bus;
a front pointing extension rod 14 is fixedly connected at the joint of the front inclined pull connecting rod and the finger handle,
a rear directional extension rod 15 is fixedly connected at the joint of the finger handle and the rear diagonal draw connecting rod,
the front directional extension rod and the rear directional extension rod are parallel,
the extending ends of the front direction extending rod and the rear direction extending rod are fixedly connected on the grab handle,
the grab handle is parallel to the generatrix of the semi-cylindrical shell surface.
The front diagonal draw connecting rod, the rear diagonal draw connecting rod, the finger handle, the front directional extension rod, the rear directional extension rod and the grab handle are coplanar.
Example three:
the cutter of the third embodiment is the same as the first embodiment, and the holding body is improved on the basis of the second embodiment as follows:
the finger handle 13 is provided with a front end through hole 16 and a rear end through hole 17,
the front pointing extension rod penetrates into the front end through hole, and the outer diameter of the front pointing extension rod is smaller than the aperture of the front end through hole;
the rear pointing extension rod penetrates into the rear end through hole, and the outer diameter of the rear pointing extension rod is smaller than the aperture of the rear end through hole;
the body of the front directional extension rod and the body of the rear directional extension rod are both provided with external threads 18,
the front directional extension rod is fastened on the finger handle through two front finger nuts 19 on the upper side and the lower side of the finger handle;
the rear pointing extension rod is fastened on the finger handle through two rear finger nuts 20 on the upper side and the lower side of the finger handle;
the outer circumferences of the two front finger nuts are larger than the aperture of the front end through hole;
the outer circumferences of the two back finger nuts are larger than the aperture of the back end through hole.
The distance between the grab handle and the finger handle can be adjusted according to the size of the palm of an operator by the design of the external thread and the nut, so that the hand can be conveniently held to exert force.
Before use, the arc corner trowels of the first embodiment, the second embodiment and the third embodiment spread a proper amount of corner plastering mortar on corners of walls, and then trowel the corners once by using the corner plastering tool, and if the corner plastering effect is poor, trowel can be trowelled properly. Before use, the spatula is wetted by water, and after use, the spatula is timely treated by clear water, so that mortar is prevented from being adhered to the spatula.
Claims (9)
1. A circular arc angle spatula which is characterized by comprising a cutter and a holding body,
the cutter adopts an integrated integral cutter which is composed of a front spherical crown shell surface part at the front end, a rear spherical crown shell surface part at the rear end and a semi-cylindrical shell surface part between the front end and the rear end,
the front spherical crown shell surface part and the rear spherical crown shell surface part are both one of the spherical crown shell surfaces obtained by cutting a complete spherical surface through two vertical planes of the same spherical center;
the semi-cylindrical shell surface part adopts one semi-cylindrical shell surface obtained by cutting the cylindrical barrel through one plane of the central axis of the cylinder;
the diameter of the front spherical crown shell face part, the diameter of the rear spherical crown shell face part and the diameter of the semi-cylindrical shell face part are the same;
an arc edge of the front spherical crown shell surface part is continuous with the front opening edge of the semi-cylindrical shell surface part;
the rear opening edge of the semi-cylindrical shell surface part is continuous with an arc edge of the rear spherical crown shell surface part;
the front spherical crown shell face part, the semi-cylindrical shell face part and the rear spherical crown shell face part form a continuous knife face of the shell face;
the surface of the outer convex part of the cutter is set as a working surface,
the surface of the concave part of the cutter is arranged as a handle connecting surface, and the handle connecting surface of the cutter is fixedly connected with a handle holding body.
2. The radiused spatula of claim 1, wherein: the thickness of the shell surface of the cutter is 2 mm.
3. The radiused spatula of claim 1, wherein: the radius of the front spherical crown shell face part, the radius of the semi-cylindrical shell face part and the radius of the rear spherical crown shell face part are all 50 mm.
4. The radiused spatula of claim 1, wherein: the handle is provided with grab handle and connecting rod, and grab handle and semi-cylindrical shell face generating line parallel, the one end and the grab handle fixed connection of connecting rod perpendicular to grab handle and connecting rod, other end fixed connection is on the handle connection face of cutter.
5. The radiused spatula of claim 1, wherein:
the surface of the inner concave part of the front spherical crown shell surface part is fixedly connected with a front inclined pull connecting rod, and the front inclined pull connecting rod is arranged on the central line of the surface of the inner concave part of the front spherical crown shell surface part;
the surface of the inner concave part of the rear spherical crown shell surface part is fixedly connected with a rear inclined pull connecting rod, and the rear inclined pull connecting rod is arranged on the central line of the surface of the inner concave part of the rear spherical crown shell surface part;
a finger handle is fixedly connected between the front diagonal connecting rod and the rear diagonal connecting rod and is parallel to a semi-cylindrical shell surface bus;
the joint of the front inclined pull connecting rod and the finger handle is fixedly connected with a front pointing extension rod,
a rear pointing extension rod is fixedly connected at the joint of the finger handle and the rear diagonal draw connecting rod,
the front directional extension rod and the rear directional extension rod are parallel,
the extending ends of the front direction extending rod and the rear direction extending rod are fixedly connected on the grab handle,
the grab handle is parallel to the generatrix of the semi-cylindrical shell surface.
6. The rounded corner spatula of claim 5, wherein: the finger handle is provided with a front end through hole and a rear end through hole,
the front pointing extension rod penetrates into the front end through hole, and the outer diameter of the front pointing extension rod is smaller than the aperture of the front end through hole;
the rear pointing extension rod penetrates into the rear end through hole, and the outer diameter of the rear pointing extension rod is smaller than the aperture of the rear end through hole;
the rod body of the front directional extension rod and the rod body of the rear directional extension rod are both provided with external threads,
the front directional extension rod is fastened on the finger handle through two front finger nuts on the upper side and the lower side of the finger handle;
the rear directional extension rod is fastened on the finger handle through two rear finger nuts on the upper side and the lower side of the finger handle;
the outer circumferences of the two front finger nuts are larger than the aperture of the front end through hole;
the outer circumferences of the two back finger nuts are larger than the aperture of the back end through hole.
7. The radiused spatula of claim 1, wherein: the cutter is made of a steel plate.
8. The rounded corner spatula of any one of claims 1-6, wherein: the fixed connection adopts welding.
9. The radiused spatula of claim 1, wherein: the working surface is set to be a smooth polished surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921163671.4U CN210659007U (en) | 2019-07-23 | 2019-07-23 | Arc angle spatula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921163671.4U CN210659007U (en) | 2019-07-23 | 2019-07-23 | Arc angle spatula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210659007U true CN210659007U (en) | 2020-06-02 |
Family
ID=70821102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921163671.4U Active CN210659007U (en) | 2019-07-23 | 2019-07-23 | Arc angle spatula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210659007U (en) |
-
2019
- 2019-07-23 CN CN201921163671.4U patent/CN210659007U/en active Active
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