CN211618073U

CN211618073U - Search and rescue unmanned aerial vehicle undercarriage convenient to replace

Info

Publication number: CN211618073U
Application number: CN202020259881.XU
Authority: CN
Inventors: 宋成林; 于洋; 陈鹏
Original assignee: Tianjin Charlotte Technology Co ltd
Current assignee: Tianjin Charlotte Technology Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-10-02
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses a search and rescue unmanned aerial vehicle undercarriage of convenient change, including the unmanned aerial vehicle body, the lower extreme left and right sides symmetrical welding of unmanned aerial vehicle body has the fixed block, and the lower extreme of fixed block has seted up first slot, the opening part of first slot is inserted and is equipped with the roof-rack, the inside of fixed block is provided with installation mechanism, the fixed block is connected with the roof-rack through installation mechanism, and both ends all are provided with the support frame around the roof-rack, the fixed welding of lower extreme of support frame has the inserted block, and the inserted block is connected with the chassis through coupling mechanism. The utility model discloses a set up installation mechanism, installation mechanism's simple structure, convenient operation, can be rapid connect roof-rack and fixed block to facilitate the erection bracing frame, and when needs dismantle the change temporarily, need not the instrument and assist, can directly dismantle, easy operation is convenient, and understandable.

Description

Search and rescue unmanned aerial vehicle undercarriage convenient to replace

Technical Field

The utility model relates to an unmanned aerial vehicle undercarriage technical field specifically is a search for and rescue unmanned aerial vehicle undercarriage of convenient change.

Background

Search and rescue unmanned aerial vehicle is unmanned aerial vehicle's one kind, unmanned aerial vehicle is the unmanned vehicles who controls through radio remote control equipment or machine carries computer program control system, unmanned aerial vehicle simple structure, low in use cost, not only can accomplish the task of someone's pilot plane execution, be more applicable to the task that someone's aircraft should not carry out, it is emergent in emergency, the early warning has very big effect, but present unmanned aerial vehicle undercarriage formula as an organic whole, just need change whole undercarriage if appear damaging, material comparatively wastes, and the undercarriage all uses the bolt to install basically, install through the mode of bolt, though simple, when nevertheless dismantling and changing, need use instrument such as screwdriver, be not convenient for change the maintenance temporarily, for this we have proposed the search and rescue unmanned aerial vehicle undercarriage of a convenient change and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a search for and rescue unmanned aerial vehicle undercarriage of convenient change to solve the unmanned aerial vehicle undercarriage formula as an organic whole that proposes in the above-mentioned background, appear damaging need together change, comparatively extravagant material, mounting means such as bolt dismantle the comparatively inconvenient problem of maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a search and rescue unmanned aerial vehicle undercarriage of convenient change, includes the unmanned aerial vehicle body, the lower extreme left and right sides symmetrical welding of unmanned aerial vehicle body has the fixed block, and the lower extreme of fixed block has seted up first slot, the opening part of first slot is inserted and is equipped with the roof-rack, the inside of fixed block is provided with installation mechanism, the fixed block is connected with the roof-rack through installation mechanism, and both ends all are provided with the support frame around the roof-rack, the fixed welding of lower extreme of support frame has the inserted block, and the inserted block is connected with the chassis through coupling mechanism.

Preferably, installation mechanism includes first abaculus, the recess has been seted up to the inner wall left and right ends symmetry of first slot, and the opening part of recess installs first abaculus, the inside of recess transversely is provided with first spring, and the inner and first spring fixed connection of first abaculus, the outer end lower surface of first abaculus sets up to the slope form, the caulking groove that the diameter equals with the outer end diameter of first abaculus is seted up to the left and right ends symmetry of roof-rack upside, the left and right ends symmetry of fixed block is inserted and is equipped with the pull rod, and the inner of pull rod and the inner fixed connection of first abaculus.

Preferably, threaded grooves are symmetrically formed in the front end and the rear end of the top frame, threaded heads are fixedly welded to the upper end of the supporting frame, and the threaded heads are inserted into the threaded grooves.

Preferably, coupling mechanism includes the cutting ferrule, both sides around the upper end of cutting ferrule fixed welding is in the chassis, the second slot has been seted up to the upper end of cutting ferrule, the inserted block inserts from the opening part of second slot, the recess has been seted up to the left and right ends symmetry of inserted block, and the inside of recess transversely is provided with the second spring, the opening of recess is provided with the second abaculus, and the inner and the second spring fixed connection of second abaculus, the outer end diameter that diameter and second abaculus were seted up to the left and right ends symmetry of cutting ferrule equals the caulking hole.

Preferably, the back end of the underframe is provided with a clamping groove, the opening of the clamping groove is inserted with a rubber mat, the diameter of the upper end of the rubber mat is equal to the inner diameter of the upper end of the clamping groove, and the lower end of the rubber mat extends out of the opening of the lower end of the clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that: according to the search and rescue unmanned aerial vehicle undercarriage convenient to replace, due to the arrangement of the mounting mechanism, the mounting mechanism is simple in structure and convenient to operate, the top frame and the fixed block can be rapidly connected, so that the supporting frame is convenient to mount, and when the undercarriage needs to be detached and replaced temporarily, the undercarriage can be directly detached without the assistance of a tool, and the undercarriage is simple and convenient to operate and easy to understand;

through being provided with thread groove and thread head, and coupling mechanism, make the upper end and the lower extreme of support frame separate with roof-rack and chassis respectively, just so make when single support frame appears damaging, only need to change the support frame that this group damaged can, need not to change totally, when the chassis appears damaging like this, also can change the chassis alone, the material saving of being convenient for like this, and the cushion passes through the draw-in groove and installs the lower extreme at the chassis, receive excessive wearing and tearing back at the cushion, can slide it through the draw-in groove and take out, again insert the draw-in groove with new cushion and install, the operation is simple and convenient, be convenient for frequently change.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention from the back;

FIG. 3 is a schematic side view of the structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure B in fig. 3 according to the present invention;

fig. 6 is an enlarged schematic view of the structure C in fig. 2 according to the present invention;

fig. 7 is an enlarged schematic view of the structure D in fig. 3 according to the present invention.

In the figure: 1. an unmanned aerial vehicle body; 2. a fixed block; 3. a first slot; 4. a top frame; 5. a first slug; 6. a first spring; 7. a pull rod; 8. a thread groove; 9. a screw head; 10. a support frame; 11. inserting a block; 12. a card sleeve; 13. a second slot; 14. a second spring; 15. a second slug; 16. a chassis; 17. a card slot; 18. a rubber pad.

The specific implementation mode is as follows:

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. 1-7, the present invention provides an embodiment: a search and rescue unmanned aerial vehicle undercarriage convenient to replace comprises an unmanned aerial vehicle body 1, fixing blocks 2 are symmetrically welded on the left side and the right side of the lower end of the unmanned aerial vehicle body 1, a first slot 3 is formed in the lower end of each fixing block 2, a top frame 4 is inserted into an opening of the first slot 3, an installing mechanism is arranged inside each fixing block 2, each fixing block 2 is connected with the corresponding top frame 4 through the corresponding installing mechanism, supporting frames 10 are arranged at the front end and the rear end of each top frame 4, an inserting block 11 is fixedly welded to the lower end of each supporting frame 10, the inserting block 11 is connected with an underframe 16 through a connecting mechanism, when the undercarriage is used, the top frame 4, the supporting frames 10 and the underframe 16 need to be connected into a whole, and therefore replacement is convenient, and if the supporting frames 10 and;

referring to fig. 1 and 4, the mounting mechanism includes a first insert 5, the left and right ends of the inner wall of the first slot 3 are symmetrically provided with a groove, the opening of the groove is provided with the first insert 5, the groove is internally and transversely provided with a first spring 6, the inner end of the first insert 5 is fixedly connected with the first spring 6, the lower surface of the outer end of the first insert 5 is inclined, the left and right ends of the upper side of the top frame 4 are symmetrically provided with an insert groove with a diameter equal to the diameter of the outer end of the first insert 5, the left and right ends of the fixed block 2 are symmetrically inserted with a pull rod 7, the inner end of the pull rod 7 is fixedly connected with the inner end of the first insert 5, when in use, if disassembly is needed, the pull rods 7 at the left and right ends of the fixed block 2 are pulled outwards, so that the pull rod 7 drives the first insert 5 to leave the insert groove of the top frame 4 and take in the first spring 6, then the top frame 4 is pulled downwards, so that the top frame 4 leaves, during installation, the top frame 4 is only required to be inserted into the first slot 3, when the end of the top frame 4 is extruded to the inclined surface of the first embedded block 5, the first embedded block 5 is extruded and contained in the groove, the first embedded block 5 can extrude and compress the first spring 6, after the top frame 4 is completely inserted into the first slot 3, the first embedded block 5 can be ejected out by the first spring 6 in a compressed state, so that the first embedded block 5 is embedded into the embedded slot, and at the moment, the top frame 4 and the fixed block 2 are in a fixed connection state;

as shown in fig. 5, threaded grooves 8 are symmetrically formed at the front end and the rear end of the top frame 4, threaded heads 9 are fixedly welded at the upper end of the support frame 10, and the threaded heads 9 are inserted into the threaded grooves 8, if the upper end of the support frame 10 is to be separated from the top frame 4, the lower end of the support frame 10 is to be separated from the bottom frame 16 according to a connection mechanism portion, then the support frame 10 is rotated, so that the support frame 10 drives the threaded heads 9 to rotate in the threaded grooves 8, the threaded heads 9 are in threaded fit with the threaded grooves 8 through rotation, so that the threaded heads 9 are separated from the threaded grooves 8, then the support frame 10 and the top frame 4 are in a separated state, if the support frame 10 needs to be replaced, the lower end of the support frame 10 is to be separated through the connection mechanism, when the upper end is separated through the operation, the operation sequence cannot be reversed, and when the support frame 10 is not damaged, the support, thus, the unmanned aerial vehicle is convenient to mount with the unmanned aerial vehicle body 1;

as shown in fig. 6, the connecting mechanism includes a cutting sleeve 12, the cutting sleeve 12 is fixedly welded on the front and rear sides of the upper end of the bottom frame 16, the upper end of the cutting sleeve 12 is provided with a second slot 13, the insert 11 is inserted from the opening of the second slot 13, the left and right ends of the insert 11 are symmetrically provided with grooves, the inner parts of the grooves are transversely provided with second springs 14, the openings of the grooves are provided with second inserts 15, the inner ends of the second inserts 15 are fixedly connected with the second springs 14, the left and right ends of the cutting sleeve 12 are symmetrically provided with embedding holes with the diameter equal to the outer end diameter of the second inserts 15, when the lower end of the support frame 10 needs to be separated from the bottom frame 16, only two sets of the second inserts 15 need to be pressed inwards in opposite directions to make the second inserts 15 leave the embedding holes of the cutting sleeve 12, then the support frame 10 is pulled upwards to make the insert 11 come out from the opening of the second slot 13, that is to be disassembled, when the assembly, the second embedded block 15 is taken into the groove and compresses the second spring 14, then the inserted block 11 is inserted into the second slot 13, when the outer end of the second embedded block 15 is aligned with the embedded hole, the second spring 14 in a compressed state can eject the second embedded block 15, so that the second embedded block 15 is embedded into the embedded hole and then is fixed;

as shown in fig. 3 and 7, a clamping groove 17 is formed at the back end of the chassis 16, a rubber pad 18 is inserted into an opening of the clamping groove 17, the diameter of the upper end of the rubber pad 18 is equal to the inner diameter of the upper end of the clamping groove 17, the lower end of the rubber pad 18 extends out of the lower end opening of the clamping groove 17, the inner diameter of the clamping groove 17 is smaller than the upper end of the rubber pad 18, so that the rubber pad 18 can be well clamped in the clamping groove 17, the rubber pad 18 can be inserted into the clamping groove 17 through the deformable characteristic of the rubber pad 18 and can be automatically tensioned and fixed in the clamping groove 17 through elasticity, the rubber pad 18 is used as a part directly contacting the ground, so that the rubber pad 18 is worn quickly and needs to be frequently replaced, the rubber pad 18 is installed through the structure, when the rubber pad 18 needs to be replaced, the rubber pad 18 is pushed backwards along the clamping groove 17, so that the rubber pad 18 slides backwards from the clamping groove 17, the rubber pad 18 completely exits from the clamping groove 17, and then the, so that the cushion 18 can be used by being completely inserted into the slot 17, the operation is simple and convenient, and the whole working principle of the utility model is realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a search and rescue unmanned aerial vehicle undercarriage of convenient change, includes unmanned aerial vehicle body (1), its characterized in that: the utility model discloses an unmanned aerial vehicle, including unmanned aerial vehicle body (1), lower extreme left and right sides symmetrical welding has fixed block (2), and the lower extreme of fixed block (2) has seted up first slot (3), the opening part of first slot (3) is inserted and is equipped with roof-rack (4), the inside of fixed block (2) is provided with installation mechanism, fixed block (2) are connected with roof-rack (4) through installation mechanism, and both ends all are provided with support frame (10) around roof-rack (4), the fixed welding of lower extreme of support frame (10) has inserted block (11), and inserted block (11) are connected with chassis (16) through coupling mechanism.

2. The search and rescue unmanned aerial vehicle undercarriage of claim 1 convenient to change, wherein: installation mechanism includes first abaculus (5), the recess has been seted up to the both ends symmetry about the inner wall of first slot (3), and the opening part of recess installs first abaculus (5), the inside of recess transversely is provided with first spring (6), and the inner and first spring (6) fixed connection of first abaculus (5), the outer end lower surface of first abaculus (5) sets up to the slope form, the caulking groove that the outer end diameter of diameter and first abaculus (5) equals is seted up to both ends symmetry about roof-rack (4) upside, both ends symmetry is inserted and is equipped with pull rod (7) about fixed block (2), and the inner fixed connection of the inner of pull rod (7) and first abaculus (5).

3. The search and rescue unmanned aerial vehicle undercarriage of claim 1 convenient to change, wherein: thread grooves (8) are symmetrically formed in the front end and the rear end of the top frame (4), thread heads (9) are fixedly welded to the upper end of the support frame (10), and the thread heads (9) are inserted into the thread grooves (8).

4. The search and rescue unmanned aerial vehicle undercarriage of claim 1 convenient to change, wherein: coupling mechanism includes cutting ferrule (12), both sides around the upper end of cutting ferrule (12) fixed welding chassis (16), second slot (13) have been seted up to the upper end of cutting ferrule (12), inserted block (11) insert from the opening part of second slot (13), the recess has been seted up to both ends symmetry about inserted block (11), and the inside of recess transversely is provided with second spring (14), the opening of recess is provided with second inserted block (15), and the inner and second spring (14) fixed connection of second inserted block (15), the caulking hole that diameter and the outer end diameter of second inserted block (15) equals is seted up to both ends symmetry about cutting ferrule (12).

5. The search and rescue unmanned aerial vehicle undercarriage of claim 1 convenient to change, wherein: the back end of the underframe (16) is provided with a clamping groove (17), an opening of the clamping groove (17) is inserted with a rubber mat (18), the diameter of the upper end of the rubber mat (18) is equal to the inner diameter of the upper end of the clamping groove (17), and the lower end of the rubber mat (18) extends out of the opening of the lower end of the clamping groove (17).