CN217232246U - Shear force key convenient to adjust - Google Patents
Shear force key convenient to adjust Download PDFInfo
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- CN217232246U CN217232246U CN202220078882.3U CN202220078882U CN217232246U CN 217232246 U CN217232246 U CN 217232246U CN 202220078882 U CN202220078882 U CN 202220078882U CN 217232246 U CN217232246 U CN 217232246U
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- backup pad
- bearing structure
- shear force
- fixed plate
- plate
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Abstract
The utility model belongs to the technical field of the shear force key, especially, be a shear force key convenient to adjust, including first bearing structure and second bearing structure, first bearing structure includes first backup pad, the one end sliding connection of first backup pad has the second backup pad, be connected with fixing bolt between first backup pad and the second backup pad. This shear force key convenient to adjust, utilize first backup pad and second backup pad, first fixed plate and second fixed plate sliding connection's mode, the volume that can reduce the device on the one hand, the person of facilitating the use carries, reduce the transportation space, on the other hand can enlarge lifting surface, improve the stability of device in the concrete interior support, the effectual shear force key most in the fixed state in the past of having solved, the problem of the regulation of being not convenient for, because connect through the rotation axis between first bearing structure and the second bearing structure, can fold it, adjusting device's effect has also been played, improve the suitability of device and the effect of nimble application.
Description
Technical Field
The utility model belongs to the technical field of the shear force key, concretely relates to shear force key convenient to adjust.
Background
The method is characterized in that when the bending resistance bearing capacity of a combined section is calculated mainly by shearing resistance at the joint of a steel structure and concrete, the position of a neutral axis is calculated firstly, then a moment is taken for the neutral axis, a web plate plays a role, theoretically, the shearing force is transmitted between the web plate and the concrete, two limbs of H-shaped steel inserted into the concrete are two strong shearing force keys which transmit all shearing force, people can not understand the shearing force, the steel can only transmit the part balanced by the bending resistance of the steel, and the shearing force of the concrete part is transmitted by the shearing force keys.
The shape of the shear key is various, including H type, and H type steel inserts in the concrete to play the effect of shear key, and current H type shear key is most fixed, is not convenient for adjusting.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a shear force key convenient to adjust has solved current H type scissors key most and has been fixed, the problem of the regulation of being not convenient for.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shear force key convenient to adjust, includes first bearing structure and second bearing structure, first bearing structure includes first backup pad, the one end sliding connection of first backup pad has the second backup pad, be connected with fixing bolt between first backup pad and the second backup pad, one side of first backup pad is provided with first fixed plate, the one end sliding connection of first fixed plate has the second fixed plate, the upper surface of second fixed plate is provided with the connecting plate, the lower surface of second fixed plate is provided with second screw via hole.
Preferably, the number of the second support plates is two.
Preferably, the first fixing plate and the second fixing plate are connected through a fixing bolt.
Preferably, the second fixing plate in the first supporting structure is connected with the second fixing plate in the second supporting structure through a rotating shaft.
Preferably, one end of the connecting plate is provided with a first screw through hole, and the other end of the connecting plate is connected with the second fixing plate through a rotating shaft.
Preferably, the first screw through hole in the first supporting structure is connected with the second screw through hole in the second supporting structure through a fixing bolt, and the second screw through hole in the first supporting structure is connected with the first screw through hole in the second supporting structure through a fixing bolt.
Preferably, the first and second support structures are identical in construction.
Compared with the prior art, the beneficial effects of the utility model are that:
this shear force key convenient to adjust, utilize first backup pad and second backup pad, first fixed plate and second fixed plate sliding connection's mode, the volume that can reduce the device on the one hand, the person of facilitating the use carries, reduce the transportation space, on the other hand can enlarge lifting surface, improve the stability of device in the concrete interior support, the effectual shear force key most in the fixed state in the past of having solved, the problem of the regulation of being not convenient for, because connect through the rotation axis between first bearing structure and the second bearing structure, can fold it, adjusting device's effect has also been played, improve the suitability of device and the effect of nimble application.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a three-dimensional structure of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a partial enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a first support plate; 2. a second support plate; 3. fixing the bolt; 4. a first fixing plate; 5. A second fixing plate; 6. a connecting plate; 7. a first screw via hole; 8. and a second screw passing hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a shear force key convenient to adjust, including first bearing structure and second bearing structure, first bearing structure includes first backup pad 1, the one end sliding connection of first backup pad 1 has second backup pad 2, be connected with fixing bolt 3 between first backup pad 1 and the second backup pad 2, one side of first backup pad 1 is provided with first fixed plate 4, the one end sliding connection of first fixed plate 4 has second fixed plate 5, the upper surface of second fixed plate 5 is provided with connecting plate 6, the lower surface of second fixed plate 5 is provided with second screw via hole 8.
Firstly, the device is carried to a proper position, then the first supporting structure and the second supporting structure are unfolded through a rotating shaft, the second fixing plate 5 in the two supporting structures is fixed together through the fixing bolt 3, then the second fixing plate 5 is pulled out by a proper length from the first fixing plate 4, the second supporting plate 2 is pulled out by a proper length from the first supporting plate 1, then the first fixing plate 4 and the second fixing plate 5, the first supporting plate 1 and the second supporting plate 2 are fixed together through the fixing bolt 3 respectively, and then the device is placed in concrete.
In an aspect of this embodiment, utilize first backup pad 1 and second backup pad 2, first fixed plate 4 and 5 sliding connection's of second fixed plate mode, can reduce the volume of device on the one hand, the person of facilitating the use carries, reduces the transportation space, and on the other hand can enlarge the lifting surface area, improves the stability of device in the concrete interior support, and the effectual shear force key majority in the past of having solved is in the fixed state, the problem of the regulation of not being convenient for.
In one aspect of this embodiment, because the first supporting structure and the second supporting structure are connected by the rotating shaft, they can be folded, and also function as an adjusting device, thereby improving the applicability and flexible application of the device.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a shear force key convenient to adjust, includes first bearing structure and second bearing structure, its characterized in that: first bearing structure includes first backup pad (1), the one end sliding connection of first backup pad (1) has second backup pad (2), be connected with fixing bolt (3) between first backup pad (1) and second backup pad (2), one side of first backup pad (1) is provided with first fixed plate (4), the one end sliding connection of first fixed plate (4) has second fixed plate (5), the upper surface of second fixed plate (5) is provided with connecting plate (6), the lower surface of second fixed plate (5) is provided with second screw via hole (8).
2. An adjustable shear key according to claim 1, wherein: the number of the second supporting plates (2) is two.
3. An adjustable shear key according to claim 1, wherein: the first fixing plate (4) is connected with the second fixing plate (5) through a fixing bolt (3).
4. An adjustable shear key according to claim 1, wherein: the second fixing plate (5) in the first supporting structure is connected with the second fixing plate (5) in the second supporting structure through a rotating shaft.
5. An adjustable shear key according to claim 1, wherein: one end of the connecting plate (6) is provided with a first screw through hole (7), and the other end of the connecting plate (6) is connected with the second fixing plate (5) through a rotating shaft.
6. An adjustable shear key according to claim 5 wherein: the first screw through hole (7) in the first supporting structure is connected with the second screw through hole (8) in the second supporting structure through the fixing bolt (3), and the second screw through hole (8) in the first supporting structure is connected with the first screw through hole (7) in the second supporting structure through the fixing bolt (3).
7. An adjustable shear key according to claim 1, wherein: the first and second support structures are identical in construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220078882.3U CN217232246U (en) | 2022-01-13 | 2022-01-13 | Shear force key convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220078882.3U CN217232246U (en) | 2022-01-13 | 2022-01-13 | Shear force key convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217232246U true CN217232246U (en) | 2022-08-19 |
Family
ID=82828874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220078882.3U Active CN217232246U (en) | 2022-01-13 | 2022-01-13 | Shear force key convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217232246U (en) |
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2022
- 2022-01-13 CN CN202220078882.3U patent/CN217232246U/en active Active
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