CN215825545U - Crowbar for magnetic fixing device - Google Patents
Crowbar for magnetic fixing device Download PDFInfo
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- CN215825545U CN215825545U CN202122075653.4U CN202122075653U CN215825545U CN 215825545 U CN215825545 U CN 215825545U CN 202122075653 U CN202122075653 U CN 202122075653U CN 215825545 U CN215825545 U CN 215825545U
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- fixing device
- crowbar
- magnetic fixing
- handheld
- magnetic
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Abstract
The utility model discloses a crowbar for a magnetic fixing device, which comprises a handheld part and an action part fixed at the bottom end of the handheld part, and is characterized in that: the longitudinal section of effect portion is the multilateral type, and the effect portion includes the operation bottom surface that sets up with handheld portion is perpendicular, has seted up one on the operation bottom surface be used for with magnetism fixing device top control lever matched with arc wall, and the top that just lies in the arc wall on the operation bottom surface is provided with bellied branch, blocks the control lever at the arc wall after, and branch makes handheld portion application of force prize magnetism fixing device as the fulcrum, and the advantage is: the structure is more reliable, the operation is more convenient and labor-saving, the wrench can be used as a wrench, and the functions are more diversified.
Description
Technical Field
The utility model relates to the field of prying tools, in particular to a crowbar for a magnetic fixing device.
Background
When the concrete prefabricated part is manufactured in the field of building construction, the periphery of a prefabricated part mould is usually required to be fixed on a steel platform. The magnetic fixing box is generally adopted in the existing market, the prefabricated part mould is fixed with the platform through magnetic attraction, the platform can be prevented from being damaged by opening holes, the use is convenient and fast, and the magnetic fixing box has important significance in reducing cost and improving production efficiency. The magnetic fixing device generally includes an outer casing with an opening at the bottom, a magnet assembly capable of moving up and down is arranged in the outer casing, and a control rod for controlling the magnet assembly to move up and down is further arranged on the outer casing. When the precast concrete member is demoulded, the control rod needs to be pried up by using a crowbar, so that the magnetic force is relieved, and the magnetic fixing device is detached from the platform.
Traditional crowbar comprises rectangular handheld portion and effect portion, and the effect portion is the triangle-shaped, offers the opening with the shape matched with of control lever on the bottom surface of triangle-shaped, blocks this opening and control lever during the use, through pushing down handheld portion, utilizes lever principle to prize the control lever to drive the magnet subassembly and shift up, break away from the mesa. However, the crowbar with the structure is laborious to operate, the clamping part of the opening and the control rod is difficult to hold, and the structural stability is insufficient; when the bolt of the magnetic fixing device is unscrewed, another wrench tool is needed, and the use is inconvenient.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the crowbar for the magnetic fixing device, which has the advantages of more reliable structure, more convenient and labor-saving operation, capability of being used as a wrench and more diversified functions.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a crowbar for magnetic fixing device, includes handheld portion and fixes the effect part of the bottom of handheld portion, the longitudinal section of effect part be the multilateral type, the effect part include with the perpendicular operation bottom surface that sets up of handheld portion, the operation bottom surface on seted up one be used for with magnetic fixing device top control lever matched with arc wall, the operation bottom surface on and be located the top of arc wall be provided with bellied branch the arc wall block the control lever after, branch use as the fulcrum and make the handheld portion application of force will magnetic fixing device prize.
In some embodiments, the acting portion includes the operating bottom surface, a first side surface and a second side surface that are symmetrically arranged, and a connecting portion, the connecting portion is respectively fixed on two sides of the bottom end of the handheld portion, the operating bottom surface, the first side surface, the second side surface, and the bottom surface of the handheld portion enclose a hexagonal shape, and the first side surface is perpendicular to the operating bottom surface. Therefore, the tension structure of the action part of the crowbar is more stable and firm, and the whole crowbar is more attractive.
In some embodiments, the supporting rod is cylindrical and horizontally arranged above the top of the arc-shaped groove, and after the arc-shaped groove clamps the control rod, the bottom of the supporting rod is abutted against the top of the magnetic fixing device, so that an included angle between the handheld part and an adsorption plane of the magnetic fixing device is 70-80 degrees. Therefore, after the arc-shaped groove is clamped when the magnetic box is used, the supporting rod is located close to the human side, force application is facilitated when the magnetic box is pried by the pull-down handheld portion, and operation is labor-saving.
In some embodiments, the first side surface is provided with a jaw for cooperating with the fastener. Therefore, the fastening pieces such as nuts can be screwed down or loosened without the aid of tools, the prefabricated parts are fixed or released, operation is more convenient, and functions are diversified.
In some embodiments, two of the first side surfaces are provided with a wrench opening, and the two wrench openings have different sizes. Therefore, the fastening bolt can be matched with fastening bolts of different sizes, and the applicability is improved.
In some embodiments, the shape of each of the two jaws is a half regular hexagon.
In some embodiments, the length of the strut is greater than the width of the arcuate slot. Thereby the stress is more stable.
Compared with the prior art, the utility model has the advantages that: the tension structure of the action part of the crowbar is more stable and firmer, the supporting rod plays a good supporting role, the position can be found more quickly when the handheld part applies force, and the operation is more labor-saving; the spanner opening is formed in the side face, the spanner opening can be used as a spanner, fasteners such as nuts are screwed or loosened without the aid of tools, operation is more convenient, functions are diversified, and the appearance is attractive.
Drawings
FIG. 1 is a perspective view of one embodiment of a crowbar for a magnetic fixing device according to the present invention;
FIG. 2 is a schematic view of the bottom structure of a crowbar for a magnetic fixing device according to the present invention;
FIG. 3 is a front view of a crowbar for a magnetic fixing device of the present invention;
FIG. 4 is a side view of a crowbar for a magnetic securing device of the present invention;
fig. 5 is a magnetic fixing device used in cooperation with the crowbar of the present invention in one embodiment.
The hand-held part 10, the action part 20, the operation bottom surface 21, the arc-shaped groove 22, the support rod 23, the first side surface 24, the second side surface 25, the connecting part 26, the trigger 27, the magnetic fixing device 30, the control rod 31 and the fastener 32.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the present invention is not limited thereto.
Example one
As shown in the figure, a crowbar for magnetic fixing device, including handheld portion 10 with fix the effect portion 20 in the bottom of handheld portion 10, the longitudinal section of effect portion 20 is the multilateral type, effect portion 20 includes the operation bottom surface 21 with the perpendicular setting of handheld portion 10, set up one on the operation bottom surface 21 and be used for the arc 22 with the control lever 31 matched with at magnetic fixing device 30 top, be provided with bellied branch 23 on operation bottom surface 21 and the top that is located arc 22 top, block behind control lever 31 at arc 22, branch 23 is used as the fulcrum and makes handheld portion 10 application of force prize magnetic fixing device 30.
Example two
The embodiment proposes a crowbar for a magnetic fixing device, which defines the rest of the specific structure of the action part 20 on the basis of the first embodiment. In this embodiment, the action portion 20 includes an operation bottom 21, a first side 24 and a second side 25 symmetrically disposed, and a connection portion 26, the connection portion 26 is respectively fixed on two sides of the bottom end of the handheld portion 10, the operation bottom 21, the first side 24, the second side 25 and the bottom of the handheld portion 10 form a hexagonal shape, and the first side 24 is perpendicular to the operation bottom 21.
EXAMPLE III
The embodiment of the crowbar for the magnetic fixing device is provided, and the specific structure of the supporting rod 23 is supplemented on the basis of the first embodiment or the second embodiment. In this embodiment, the supporting rod 23 is cylindrical and horizontally disposed above the top of the arc-shaped groove 22, and after the arc-shaped groove 22 blocks the control rod 31, the bottom of the supporting rod 23 abuts against the top of the magnetic fixing device 30, so that an included angle between the handheld portion 10 and an adsorption plane (generally, a steel platform) of the magnetic fixing device 30 is 70 to 80 °.
In this embodiment, the length of the strut 23 is greater than the width of the arcuate slot 22.
Example four
The embodiment provides a crowbar for a magnetic fixing device, which is based on any embodiment and supplements the rest of the structural features of the crowbar. In this embodiment, the first side surface 24 is provided with a jaw 27 for cooperating with a fastener 32 such as a nut.
In this embodiment, the two first side surfaces 24 are both provided with the wrench openings 27, and the two wrench openings 27 have different sizes.
In this embodiment, the two jaws 27 are both half regular hexagons.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereby, and the present invention may be modified in materials and structures, or replaced with technical equivalents, in the constructions of the above-mentioned various components. Therefore, structural equivalents made by using the description and drawings of the present invention or by directly or indirectly applying to other related arts are also encompassed within the scope of the present invention.
Claims (7)
1. The utility model provides a crowbar for magnetic fixing device, includes handheld portion and fixes the effect portion of the bottom of handheld portion, a serial communication port, the longitudinal section of effect portion be the multilateral type, the effect portion include with the perpendicular operation bottom surface that sets up of handheld portion, the operation bottom surface on seted up one be used for with magnetic fixing device top control lever matched with arc wall, the operation bottom surface on and be located the top of arc wall be provided with bellied branch the arc wall block the control lever after, branch be used as the fulcrum and make handheld portion application of force will magnetic fixing device prize.
2. The crowbar according to claim 1, wherein the action part comprises the operation bottom surface, a first side surface and a second side surface which are symmetrically arranged, and a connecting part, the connecting part is respectively fixed on two sides of the bottom end of the handheld part, the operation bottom surface, the first side surface, the second side surface and the bottom surface of the handheld part form a hexagonal shape, and the first side surface is perpendicular to the operation bottom surface.
3. The crowbar for the magnetic fixing device according to claim 1, wherein the supporting rod is cylindrical and horizontally arranged above the top of the arc-shaped groove, and after the control rod is clamped by the arc-shaped groove, the bottom of the supporting rod is abutted against the top of the magnetic fixing device, so that an included angle between the handheld part and an adsorption plane of the magnetic fixing device is 70-80 degrees.
4. The crowbar for a magnetic fixing device of claim 2 wherein the first side surface is provided with a jaw for cooperating with a fastener.
5. The crowbar for the magnetic fixing device of claim 4 is characterized in that a jaw is formed on each of the two first side surfaces, and the two jaws are different in size.
6. The crowbar for a magnetic fixture as claimed in claim 5, wherein the shape of both of the two wrenches is half of a regular hexagon.
7. The crowbar of claim 3 wherein the length of the leg is greater than the width of the arcuate slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122075653.4U CN215825545U (en) | 2021-08-31 | 2021-08-31 | Crowbar for magnetic fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122075653.4U CN215825545U (en) | 2021-08-31 | 2021-08-31 | Crowbar for magnetic fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215825545U true CN215825545U (en) | 2022-02-15 |
Family
ID=80197052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122075653.4U Active CN215825545U (en) | 2021-08-31 | 2021-08-31 | Crowbar for magnetic fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215825545U (en) |
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2021
- 2021-08-31 CN CN202122075653.4U patent/CN215825545U/en active Active
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| GR01 | Patent grant |