CN210284660U - Folding bracket for helicopter - Google Patents
Folding bracket for helicopter Download PDFInfo
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- CN210284660U CN210284660U CN201920565717.9U CN201920565717U CN210284660U CN 210284660 U CN210284660 U CN 210284660U CN 201920565717 U CN201920565717 U CN 201920565717U CN 210284660 U CN210284660 U CN 210284660U
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- folding frame
- connecting rod
- sliding groove
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- folding
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Abstract
The utility model discloses a folding bracket for helicopter, which comprises a folding frame and a connecting rod mechanism, wherein the folding frame comprises a first folding frame and a second folding frame, the connecting rod mechanism comprises a connecting rod I, a connecting rod II, a connecting rod III and a connecting rod IV, the side surface of the first folding frame at the opposite side surfaces of the first folding frame and the second folding frame is respectively provided with a hinge seat I, a sliding groove II and a hinge seat II from left to right, the side surface of the second folding frame at the opposite side surfaces of the first folding frame and the second folding frame is respectively provided with a hinge seat III, a sliding groove IV and a hinge IV from left to right, the novel structure is reasonable, the use is convenient, and by adjusting the unfolding length of the connecting rod mechanism, and then the distance between the first folding frame and the second folding frame on the folding frame is adjusted, so that the folding bracket can bear and transport parts with different models and specifications.
Description
Technical Field
The utility model relates to a bracket technical field, concretely relates to helicopter is with folding bracket.
Background
The model of helicopter is various, and spare part specification and shape on the different helicopters are all different, when carrying out the installation and maintain, need transport some parts with the bracket, and present current situation is that the bracket commonality is poor, selects appointed bracket according to the model of different helicopters, has also must increase the operating cost of enterprise like this, and the market is that which bracket structure is heavy, and is bulky, brings a great deal of inconvenience for transportation and storage.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a folding bracket for helicopter that is rational in infrastructure, and convenient to use can be applicable to different helicopter model parts and remove.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a folding bracket for helicopter, includes folding frame and link mechanism, its characterized in that: the folding frame comprises a first folding frame and a second folding frame, the connecting rod mechanism comprises a connecting rod I, a connecting rod II, a connecting rod III and a connecting rod IV, a hinge seat I, a sliding groove II and a hinge seat II are respectively arranged on the side surface of the first folding frame from left to right of the opposite side surfaces of the first folding frame and the second folding frame, a hinge seat III, a sliding groove IV and a hinge IV are respectively arranged on the side surface of the second folding frame from left to right of the opposite side surfaces of the first folding frame and the second folding frame, and long holes with the lengths distributed along the length of the first folding frame are symmetrically arranged at the upper end and the lower end of the sliding groove I, the sliding groove II, the sliding groove III and the sliding groove IV;
one end of a connecting rod I is hinged with a hinge seat I, the other end of the connecting rod I extends into a sliding groove IV of the second folding frame and is limited in the sliding groove IV through a pin shaft I, two ends of the pin shaft I respectively extend into long holes of the sliding groove IV, and two ends of the pin shaft I are respectively provided with a bearing capable of rolling in the long holes;
one end of a connecting rod II is hinged with the hinge seat II, the other end of the connecting rod II extends into a sliding groove III of the second folding frame and is limited in the sliding groove III through a pin shaft II, two ends of the pin shaft II respectively extend into long holes of the sliding groove III, and two ends of the pin shaft II are respectively provided with a bearing capable of rolling in the long holes;
one end of a connecting rod III is hinged with the hinge seat III, the other end of the connecting rod III extends into a sliding groove II of the first folding frame and is limited in the sliding groove II through a pin shaft III, two ends of the pin shaft III respectively extend into long holes of the sliding groove II, and two ends of the pin shaft III are respectively provided with a bearing capable of rolling in the long holes;
the end of a connecting rod IV is hinged with a hinge seat IV, the other end of the connecting rod IV extends into a sliding concave I of the first folding frame and is limited in the sliding concave groove I through a pin shaft IV, two ends of the pin shaft IV respectively extend into long holes of the sliding concave groove I, and two ends of the pin shaft IV are respectively provided with a bearing capable of rolling in the long holes.
Furthermore, the connecting rod I, the connecting rod II, the connecting rod III and the connecting rod IV are respectively provided with a positioning long hole along the length direction, and the intersection of the connecting rod I and the connecting rod III and the intersection of the connecting rod II and the connecting rod IV are respectively provided with a parallel positioning pressing device for limiting the unfolding width of the connecting rod mechanism.
Furthermore, the parallel positioning and pressing device comprises a concave upper pressing plate and a concave lower pressing plate which are connected through a clamping nut I,
furthermore, the end parts of the same side ends of the first folding frame and the second folding frame in the length direction are provided with grooves, and the other end parts of the same side ends of the first folding frame and the second folding frame in the length direction are provided with bosses.
Furthermore, the bottoms of the two ends of the first folding frame and the second folding frame are respectively provided with an omnidirectional wheel set, and each omnidirectional wheel set is connected with the first folding frame or the second folding frame through a screw.
Furthermore, the upper surfaces of the first folding frame and the second folding frame are respectively provided with a protrusion along the length direction, the protrusion on the first folding frame is connected with the protrusion on the second folding frame through a connecting support frame, the connecting support frame comprises a support plate and clamping devices arranged at two ends of the support plate, each clamping device comprises a connecting plate and clamping plates at two ends of the connecting plate, the clamping plates are connected with the support plate through bolts, the connecting plate is hinged with the clamping plates, the connecting plate on one side of two sides of the connecting plate is provided with a positioning nut, and the connecting plate on the other side is provided with a clamping nut II.
Compared with the prior art, the utility model has the advantages of it is following:
1. rational in infrastructure, the adaptation is extensive, and convenient to use through the expansion length of adjusting link mechanism, and then adjusts the distance between the folding frame of first folding frame and second on the folding frame, makes folding bracket can bear and transport the part of the different specifications of multiple model, and is collapsible when not simultaneously, and occupation space is little.
2. The pressing device is arranged at the intersection of the connecting rods on the connecting rod mechanism, so that the four connecting rods can be effectively prevented from sliding in the corresponding grooves, and the connecting rod mechanism is effectively prevented from contracting or expanding when bearing parts.
3. The omnidirectional wheel set is arranged on the folding frame, so that the whole folding frame bears the parts to move in multiple directions.
4. The first folding frame and the second folding frame are provided with grooves at one end and bosses at the other end, the grooves formed at the end parts of the first folding frame and the second folding frame on the folding frame can be inserted into the bosses formed at the end parts of the first folding frame and the second folding frame of the other folding frame, and a plurality of folding frames can be combined to bear longer parts according to different part lengths.
5. The connecting support frame is connected with the protrusions on the folding frames, so that parts can be conveniently supported, and meanwhile, the distance between the first folding frame and the second folding frame can be effectively limited through the connecting plate and the pressing device on the connecting rod mechanism.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a development state diagram of the present invention;
FIG. 4 is a side view in perspective of the clamping device;
fig. 5 is a front view of the clamping device.
Description of the drawings: 1. the folding frame comprises a folding frame body, 2, a link mechanism, 3, a first folding frame body, 4, a second folding frame body, 5, a link I, 6, a link II, 7, a link III, 8, a link IV, 9, a hinge seat I, 10, a sliding groove I, 11, a sliding groove II, 12, a hinge seat II, 13, a hinge seat III, 14, a sliding groove III, 15, a sliding groove IV, 16, a hinge IV, 17, a long hole, 18, a bearing, 19, a positioning long hole, 20, a concave upper pressing plate, 21, a concave lower pressing plate, 22, a clamping nut I, 23, a clamping nut II, 24, a groove, 25, a boss, 26, an omnidirectional wheel set, 27, a protrusion, 28, a connecting support frame, 29, a support plate, 30, a connecting plate, 31, a clamping plate, 32 and a positioning nut.
Detailed Description
The technical scheme of the utility model is described in detail with the attached drawings, a folding bracket for helicopter comprises a folding frame 1 and a link mechanism 2, the folding frame comprises a first folding frame 3 and a second folding frame 4, the link mechanism comprises a connecting rod I5, a connecting rod II 6, a connecting rod III 7 and a connecting rod IV 8, the side of the first folding frame of the opposite side of the first folding frame and the second folding frame is respectively provided with a hinge seat I9, a sliding groove I10, a sliding groove II 11 and a hinge seat II 12 from left to right, the side of the second folding frame of the opposite side of the first folding frame and the second folding frame is respectively provided with a hinge seat III 13, a sliding groove III 14, a sliding groove IV 15 and a hinge seat IV 16 from left to right, the upper and lower ends of the sliding groove I, the sliding groove II, the sliding groove III and the sliding groove IV are symmetrically provided with long holes 17 with the length distributed along the length of the first folding frame, one end of a connecting rod I is hinged with a hinge seat I, the other end of the connecting rod I extends into a sliding groove IV of the second folding frame and is limited in the sliding groove IV through a pin shaft I, two ends of the pin shaft I respectively extend into long holes of the sliding groove IV, two ends of the pin shaft I are respectively provided with a bearing 18 capable of rolling in the long holes, and the surface of the outer ring of the bearing can roll on the surface of the long holes;
one end of a connecting rod II is hinged with the hinge seat II, the other end of the connecting rod II extends into a sliding groove III of the second folding frame and is limited in the sliding groove III through a pin shaft II, two ends of the pin shaft II respectively extend into long holes of the sliding groove III, two ends of the pin shaft II are respectively provided with a bearing capable of rolling in the long holes, and the surface of the outer ring of the bearing can roll on the surface of the long holes;
one end of a connecting rod III is hinged with the hinge seat III, the other end of the connecting rod III extends into a sliding groove II of the first folding frame and is limited in the sliding groove II through a pin shaft III, two ends of the pin shaft III respectively extend into long holes of the sliding groove II, two ends of the pin shaft III are respectively provided with a bearing capable of rolling in the long holes, and the surface of the outer ring of the bearing can roll on the surface of the long holes;
one end of a connecting rod IV is hinged with a hinge seat IV, the other end of the connecting rod IV extends into a sliding concave I of the first folding frame and is limited in the sliding concave I through a pin shaft IV, two ends of the pin shaft IV respectively extend into long holes of the sliding concave I, two ends of the pin shaft IV are respectively provided with a bearing capable of rolling in the long holes, and the surface of the outer ring of the bearing can roll on the surface of the long holes; when different parts need to be loaded, the first folding frame and the second folding frame are pulled according to the specification and the size of the parts, at the moment, the connecting rod I, the connecting rod II, the connecting rod III and the connecting rod IV respectively slide in the corresponding sliding grooves and are unfolded to adapt to the size of the parts with different specifications, when the loaded parts are longer and one folding bracket can not be used for loading the whole parts, the end parts of the same side ends in the length directions of the first folding frame and the second folding frame are provided with the grooves 24, the other end parts of the same side ends in the length directions of the first folding frame and the second folding frame are provided with the bosses 25, at the moment, the grooves arranged at the end parts of the first folding frame and the second folding frame on the folding frames can be inserted into the bosses arranged at the end parts of the first folding frame and the second folding frame on the other folding frame, the whole folding frame can be lengthened, and the, the folding frames are combined to bear longer parts, omnidirectional wheel sets 26 are respectively arranged at the bottoms of the two ends of the first folding frame and the second folding frame for facilitating the movement of the parts, and each omnidirectional wheel set is connected with the first folding frame or the second folding frame through a screw, so that the whole folding frame can bear the parts and can move in multiple directions simultaneously.
After the connecting rod mechanism is unfolded to the length or width suitable for bearing parts, in order to prevent the connecting rod mechanism from contracting or expanding, the connecting rod I, the connecting rod II, the connecting rod III and the connecting rod IV are respectively provided with a positioning long hole 19 along the length direction, the intersection of the connecting rod I and the connecting rod III and the intersection of the connecting rod II and the connecting rod IV are respectively provided with a parallel positioning pressing device used for limiting the unfolding width of the connecting rod mechanism, four connecting rods can be effectively prevented from sliding in corresponding grooves through the parallel positioning pressing devices, one structure of the specific pressing device can comprise a concave upper pressing plate 20 and a concave lower pressing plate 21, the concave upper pressing plate and the concave lower pressing plate are connected through a clamping nut I22, the concave upper pressing plate can be buckled on the connecting rod I or the connecting rod IV, the concave lower pressing plate can be buckled on the connecting rod II or the connecting rod III, the concave upper pressing plate buckled on the upper surface of the connecting rod I and the concave lower surface of, through the compression of the clamping nut I and the buckling of a concave groove formed on the concave upper pressing plate or the concave lower pressing plate, the contraction and the extension of the connecting rod mechanism in the operation process can be effectively prevented.
In the process of bearing the part, in order to support the part conveniently, the upper surfaces of the first folding frame and the second folding frame are respectively provided with a bulge 27 along the length direction, the bulge on the first folding frame is connected with the bulge on the second folding frame through a connecting support frame 28, the connecting support frame comprises a support plate 29 and clamping devices arranged at two ends of the support plate, each clamping device comprises a connecting plate 30 and clamping plates 31 arranged at two ends of the connecting plate, the clamping plates are connected with the support plate through bolts, the connecting plate is hinged with the clamping plates, the connecting plate at one side of two sides of the connecting plate is provided with a positioning nut 32, the connecting plate at the other side is provided with a clamping nut II 23, in the using process, the support plates with different lengths can be selected according to the specification sizes of different parts and the unfolding width of the connecting rod mechanism, and the support plates, pass through bolt and backup pad high-speed joint with the connecting plate, then clamping device presss from both sides the arch on tight first folding frame and the second folding frame jointly through set nut and clamping nut II, and finally quick passes through clamping device with the connecting plate and fixes on link mechanism, and when the connecting plate can play effectual support spare part this moment, also can be effectual come the common distance of injecing between first folding frame and the second folding frame with the closing device on the link mechanism through the connecting plate.
The foregoing shows and describes the general principles of the present invention, with its principal features and advantages, and further, various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a folding bracket for helicopter, includes folding frame and link mechanism, its characterized in that: the folding frame comprises a first folding frame and a second folding frame, the connecting rod mechanism comprises a connecting rod I, a connecting rod II, a connecting rod III and a connecting rod IV, a hinge seat I, a sliding groove II and a hinge seat II are respectively arranged on the side surface of the first folding frame from left to right of the opposite side surfaces of the first folding frame and the second folding frame, a hinge seat III, a sliding groove IV and a hinge IV are respectively arranged on the side surface of the second folding frame from left to right of the opposite side surfaces of the first folding frame and the second folding frame, and long holes with the lengths distributed along the length of the first folding frame are symmetrically arranged at the upper end and the lower end of the sliding groove I, the sliding groove II, the sliding groove III and the sliding groove IV;
one end of a connecting rod I is hinged with a hinge seat I, the other end of the connecting rod I extends into a sliding groove IV of the second folding frame and is limited in the sliding groove IV through a pin shaft I, two ends of the pin shaft I respectively extend into long holes of the sliding groove IV, and two ends of the pin shaft I are respectively provided with a bearing capable of rolling in the long holes;
one end of a connecting rod II is hinged with the hinge seat II, the other end of the connecting rod II extends into a sliding groove III of the second folding frame and is limited in the sliding groove III through a pin shaft II, two ends of the pin shaft II respectively extend into long holes of the sliding groove III, and two ends of the pin shaft II are respectively provided with a bearing capable of rolling in the long holes;
one end of a connecting rod III is hinged with the hinge seat III, the other end of the connecting rod III extends into a sliding groove II of the first folding frame and is limited in the sliding groove II through a pin shaft III, two ends of the pin shaft III respectively extend into long holes of the sliding groove II, and two ends of the pin shaft III are respectively provided with a bearing capable of rolling in the long holes;
the end of a connecting rod IV is hinged with a hinge seat IV, the other end of the connecting rod IV extends into a sliding concave I of the first folding frame and is limited in the sliding concave groove I through a pin shaft IV, two ends of the pin shaft IV respectively extend into long holes of the sliding concave groove I, and two ends of the pin shaft IV are respectively provided with a bearing capable of rolling in the long holes.
2. A folding bracket for a helicopter according to claim 1 wherein: the connecting rod I, the connecting rod II, the connecting rod III and the connecting rod IV are respectively provided with a positioning long hole along the length direction, and a parallel positioning pressing device used for limiting the unfolding width of the connecting rod mechanism is respectively arranged at the intersection of the connecting rod I and the connecting rod III and the intersection of the connecting rod II and the connecting rod IV.
3. A folding bracket for a helicopter according to claim 2, characterized in that: the parallel positioning and pressing device comprises a concave upper pressing plate and a concave lower pressing plate, and the concave upper pressing plate and the concave lower pressing plate are connected through a clamping nut I.
4. A folding bracket for a helicopter according to claim 1 wherein: the end parts of the same side ends of the first folding frame and the second folding frame in the length direction are provided with grooves, and the other end parts of the same side ends of the first folding frame and the second folding frame in the length direction are provided with bosses.
5. A folding bracket for a helicopter according to claim 1 wherein: the bottom parts of the two ends of the first folding frame and the second folding frame are respectively provided with an omnidirectional wheel set, and each omnidirectional wheel set is connected with the first folding frame or the second folding frame through a screw.
6. A folding bracket for a helicopter according to claim 1 wherein: the upper surfaces of the first folding frame and the second folding frame are respectively provided with bulges along the length direction, the bulges on the first folding frame are connected with the bulges on the second folding frame through a connecting support frame, the connecting support frame comprises a support plate and clamping devices arranged at two ends of the support plate, the clamping devices comprise a connecting plate and clamping plates at two ends of the connecting plate, the clamping plates are connected with the support plate through bolts, the connecting plate is hinged with the clamping plates, the connecting plate on one side of the two sides of the connecting plate is provided with a positioning nut, and the connecting plate on the other side is provided with a clamping nut II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565717.9U CN210284660U (en) | 2019-04-24 | 2019-04-24 | Folding bracket for helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565717.9U CN210284660U (en) | 2019-04-24 | 2019-04-24 | Folding bracket for helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210284660U true CN210284660U (en) | 2020-04-10 |
Family
ID=70068054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920565717.9U Active CN210284660U (en) | 2019-04-24 | 2019-04-24 | Folding bracket for helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210284660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002002A (en) * | 2019-04-24 | 2019-07-12 | 新乡市永安机械设备有限公司 | A kind of helicopter foldable bracket |
-
2019
- 2019-04-24 CN CN201920565717.9U patent/CN210284660U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002002A (en) * | 2019-04-24 | 2019-07-12 | 新乡市永安机械设备有限公司 | A kind of helicopter foldable bracket |
| CN110002002B (en) * | 2019-04-24 | 2024-01-16 | 新乡市永安机械设备有限公司 | Folding bracket for helicopter |
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