CN211778382U - Cross bar folding limiting structure - Google Patents
Cross bar folding limiting structure Download PDFInfo
- Publication number
- CN211778382U CN211778382U CN202020123715.7U CN202020123715U CN211778382U CN 211778382 U CN211778382 U CN 211778382U CN 202020123715 U CN202020123715 U CN 202020123715U CN 211778382 U CN211778382 U CN 211778382U
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- cross rod
- fixed seat
- rod
- jack
- cross bar
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Abstract
The utility model relates to a cross bar folding and limiting structure, which comprises a left cross bar (1), a right cross bar (2), a fixed seat (3), a quick-release bolt (4) and a rotating shaft (5); the left cross rod (1) and the right cross rod (2) are connected with the fixed seat (3) through the rotating shaft (5), so that the cross rod can rotate for 90 degrees. When the movable cross bar is folded, the quick-release bolt (4) is pulled out, the left cross bar (1) and the right cross bar (2) keep a drooping state and are folded with the fixed seat (3); when the device is used, the left cross rod (1) and the right cross rod (2) are respectively lifted to be horizontal, holes in the cross rods are aligned with holes in the fixing seats (3), and the quick-release bolts (4) are inserted to complete installation. The utility model has wide application and is suitable for various occasions; simple operation, wide application and great economic benefit.
Description
Technical Field
The utility model relates to a mechanical device especially relates to a limit structure is folded to horizontal pole, and this structure folds when accomodating and saves space, but installs fast during the use, and its wide application is in the industry, fields such as civilian.
Background
The existing various cross bar folding and limiting technologies are all troublesome in disassembly and assembly, and most of the cross bars need to be assembled by matching with tools; the resulting structure is complex, the manufacturing cost is high, and the storage space is large.
Disclosure of Invention
The utility model aims at providing a limit structure is folded to horizontal pole, it takes up an area of for a short time when accomodating, single can be quick during the use, succinctly low completion.
In order to realize the purpose of the utility model. The following technical scheme is proposed:
a cross bar folding and limiting structure comprises a left cross bar 1, a right cross bar 2, a fixed seat 3, a quick-release bolt 4 and a rotating shaft 5, wherein,
the left cross rod 1 and the right cross rod 2 are respectively fixed on two sides of the top end of the fixed seat 3 through the rotating shaft 5, and the vertical and horizontal positions of the left cross rod 1 and the right cross rod 2 on two sides of the fixed seat 3 are limited to swing around the rotating shaft 5 by 90 degrees; the front side of the top end of the fixed seat 3 is provided with a fixed seat jack 7;
the left cross rod 1 and the right cross rod 2 are respectively provided with a cross rod jack 8, when the left cross rod 1 and the right cross rod are in horizontal unfolding positions, the fixed seat jack 7 is aligned with the cross rod jack 8, and the quick-release bolt 4 is inserted into the fixed seat jack 7 and the cross rod jack 8 to play roles in quickly fixing and limiting the left cross rod 1 and the right cross rod 2;
when the folding machine is folded, the quick-release bolt 4 is pulled out, the left cross rod 1 and the right cross rod are put down to be in vertical positions, and the cross rod structures are folded and stored.
Two fixing seat screw holes 9 are formed in the top end of the fixing seat 3, and hand screwing nails 6 are respectively fixed at the front ends of the left cross rod 1 and the right cross rod 2; when the hand screwing nail fixing device is used, the left cross rod 1 and the right cross rod 2 are respectively lifted to horizontal positions, the hand screwing nail 6 is aligned to the screw hole 9 of the fixing seat and is screwed tightly to complete installation; when the folding-up device is folded up, the hand screw 6 is loosened, the left cross rod 1 and the right cross rod 2 rotate respectively, and the folding-up device returns to and keeps a drooping state.
Through practical verification, the technology of folding and limiting the cross rod has the following obvious advantages:
1. the functions can be general: the device can be applied to various structures needing the technology, including different occasions such as military use, civil use, emergency communication and the like, and has wide application, convenient use and great economic benefit;
2. can accomplish quick installation and dismantlement, improve work efficiency, save time.
Drawings
FIG. 1 is a schematic view of a cross bar in an unfolded and limited state;
FIG. 2 is a schematic view of the state of the art of cross bar folding;
FIG. 3 is a schematic view of the cross bar in an unfolded and restrained state according to another embodiment;
fig. 4 is a state of the art schematic of another embodiment of crossbar folding.
Wherein:
1 left horizontal pole, 2 right horizontal poles, 3 fixing bases, 4 quick-release bolts, 5 pivots, 6 hand screw nails, 7 fixing base jacks, 8 horizontal pole jacks, 9 fixing base screw holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 and fig. 2 are schematic views of the cross bar folding limiting structure of the present invention, which respectively show the technical states of the cross bar unfolding, limiting and folding; as shown in the figure, the structure comprises a left cross rod 1, a right cross rod 2, a fixed seat 3, a quick-release bolt 4 and a rotating shaft 5, wherein the fixed seat 3 fixes the left cross rod 1 and the right cross rod 2 on two sides of the top end of the fixed seat 3 respectively through the rotating shaft 5 and limits the vertical and horizontal positions of the left cross rod 1 and the right cross rod 2 on two sides of the fixed seat 3 to swing around the rotating shaft 5 by 90 degrees; the front of the top end of the fixed seat 3 is provided with a fixed seat jack 7.
Left side horizontal pole 1 and right horizontal pole 2 set up horizontal pole jack 8 respectively, and when left side horizontal pole 1 and right horizontal pole were in the level and expand the position, fixing base jack 7 and horizontal pole jack 8 aimed at, and quick-release bolt 4 inserts fixing base jack 7 and horizontal pole jack 8, plays quick fixed and limiting displacement to left side horizontal pole 1 and right horizontal pole 2.
When the folding machine is folded, the quick-release bolt 4 is pulled out, the left cross rod 1 and the right cross rod are put down to be in vertical positions, and the cross rod structures are folded and stored.
Fig. 3 and 4 are schematic views illustrating the state of the art of unfolding and folding the cross bar according to another embodiment of the present invention.
The 3 tops of fixing base of this embodiment set up two fixing base screw 9, and left horizontal pole 1 and 2 front ends of right horizontal pole are fixed with the hand respectively and twist nail 6, and left horizontal pole 1 and right horizontal pole 2 are connected with fixing base 3 through pivot 5 equally, and the horizontal pole can revolute 5 rotations of making 90. When the fixing seat is used, the left cross rod 1 and the right cross rod 2 are respectively lifted to the horizontal positions, and the hand screwing nails 6 are aligned to the screw holes 9 of the fixing seat and screwed tightly, so that the installation can be completed; when the folding-up device is folded, the hand screw nail 6 is loosened, the left cross rod 1 and the right cross rod 2 rotate respectively, return to and keep a drooping state, and are folded together with the fixed seat 3.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (2)
1. A cross bar folding and limiting structure is characterized by comprising a left cross bar (1), a right cross bar (2), a fixed seat (3), a quick-release bolt (4) and a rotating shaft (5),
the left cross rod (1) and the right cross rod (2) are respectively fixed on two sides of the top end of the fixing seat (3) by the fixing seat (3) through the rotating shaft (5), and the left cross rod (1) and the right cross rod (2) are limited to vertically and horizontally swing around the rotating shaft (5) by 90 degrees on two sides of the fixing seat (3); the front side of the top end of the fixed seat (3) is provided with a fixed seat jack (7);
the left cross rod (1) and the right cross rod (2) are respectively provided with a cross rod jack (8), when the left cross rod (1) and the right cross rod are in horizontal unfolding positions, the fixed seat jack (7) is aligned with the cross rod jack (8), and the quick-release bolt (4) is inserted into the fixed seat jack (7) and the cross rod jack (8) to play roles of quickly fixing and limiting the left cross rod (1) and the right cross rod (2);
when the folding machine is folded, the quick-release bolt (4) is pulled out, the left cross rod (1) and the right cross rod are put down to be in vertical positions, and the cross rod structure is folded and stored.
2. The transverse rod folding limiting structure according to claim 1, wherein two fixing seat screw holes (9) are formed in the top end of the fixing seat (3), and hand-screwed nails (6) are respectively fixed to the front ends of the left transverse rod (1) and the right transverse rod (2); when the device is used, the left cross rod (1) and the right cross rod (2) are respectively lifted to the horizontal positions, and the hand screwing nail (6) is aligned to the screw hole (9) of the fixed seat and screwed to complete installation; when the folding-up device is folded up, the hand screw nails (6) are loosened, the left cross rod (1) and the right cross rod (2) rotate respectively, and the left cross rod and the right cross rod return to and keep a drooping state and are folded up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020123715.7U CN211778382U (en) | 2020-01-20 | 2020-01-20 | Cross bar folding limiting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020123715.7U CN211778382U (en) | 2020-01-20 | 2020-01-20 | Cross bar folding limiting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778382U true CN211778382U (en) | 2020-10-27 |
Family
ID=72894688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020123715.7U Active CN211778382U (en) | 2020-01-20 | 2020-01-20 | Cross bar folding limiting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778382U (en) |
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2020
- 2020-01-20 CN CN202020123715.7U patent/CN211778382U/en active Active
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