CN207514050U - A kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener - Google Patents
A kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener Download PDFInfo
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- CN207514050U CN207514050U CN201721345873.1U CN201721345873U CN207514050U CN 207514050 U CN207514050 U CN 207514050U CN 201721345873 U CN201721345873 U CN 201721345873U CN 207514050 U CN207514050 U CN 207514050U
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- bolt
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- annulus
- loosing
- aerial vehicle
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- 239000011159 matrix material Substances 0.000 claims description 21
- 240000006409 Acacia auriculiformis Species 0.000 claims description 2
- 210000005069 ears Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a kind of loosing-proof devices for multi-rotor unmanned aerial vehicle fastener, its structure includes the first bolt, fixed bottom plate, locking protection cap, second bolt, stop nut, annulus, rotor arm, rotor arm is through annulus and excessively coordinates therewith, second bolt is turned left the right center that sequentially passes through in annulus from the right side, rotor arm, the Left-side center of annulus and use interference fit with it, second bolt is mutually perpendicular to rotor arm, the left end of second bolt is matched with stop nut, a kind of advantageous effect of loosing-proof device for multi-rotor unmanned aerial vehicle fastener of the utility model：The device is equipped with locking protection cap, fastener can be made not loosen, help to improve safety coefficient, so as to avoid the generation of peril.
Description
Technical field
The utility model is a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener, belongs to unmanned plane fastener
Loosing-proof device field.
Background technology
Multi-rotor unmanned aerial vehicle is there are three a kind of tools and the special unmanned rotor craft of Yi Shang rotor shaft.
Prior art discloses application No. is：A kind of plant protection unmanned plane fastener of CN201520502125.4, effectively
Solves the problems such as unmanned plane during flying is unstable；Its technical solution solved is to include fixed frame, is set at fixed frame and rotor arm
There is fastener, fastener includes annulus, and the edge wall of annulus is equipped with two through-holes for penetrating annulus, the internal diameter and rotor of through-hole
The outer diameter of arm is identical, and the bottom surface of annulus is equipped with the fixed plate with annulus integral structure, and the rotor arm being placed in annulus is equipped with perpendicular
To the first bolt for penetrating rotor arm and fixed plate, the screw rod of the first bolt is equipped with external screw thread, and nut, nut are cased on screw rod
Inner wall is equipped with internal thread, and nut outer wall is equipped with external screw thread, and protection ring is cased on nut outer wall, and protection ring inner wall is equipped with interior spiral shell
Line is equipped with laterally the second bolt for penetrating annulus and rotor arm, the first bolt and second with the perpendicular direction of two circular holes
Bolt arrangement is identical, and the first bolt and the second bolt are non-intersect.But the prior art, in long-time operation, fastener is easy
The phenomenon that loosening so as to which safety coefficient declines, easily leads to the generation of peril.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide one kind for multi-rotor unmanned aerial vehicle fastener
Loosing-proof device, to solve in long-time operation, the phenomenon that fastener easily loosens, so as under safety coefficient
The problem of dropping, easily leading to the generation of peril.
To achieve these goals, the utility model is to realize by the following technical solutions：One kind is used for more rotors
The loosing-proof device of unmanned plane fastener, structure include the first bolt, fixed bottom plate, locking protection cap, the second bolt, locking
Nut, annulus, rotor arm, the rotor arm is through annulus and excessively coordinates therewith, and second bolt is past from the right side
A left side sequentially passes through the right center in annulus, rotor arm, the Left-side center of annulus and uses interference fit with it, and described
Two bolts are mutually perpendicular to rotor arm, and the left end of second bolt is matched with stop nut, the locking protection cap
It is sleeved on the stop nut of clearance fit therewith, the both ends of the locking protection cap are used with annulus to be mechanically connected, described
First bolt is vertical at behind the second bolt, and first bolt sequentially passes through rotor arm, fixed bottom plate from top to bottom
It is connected with nut, the fixation bottom plate is fixedly connected with the bottom internal of annulus；
The annulus is made of upper through-hole, ring body, circular hole, mounting hole, lower through-hole, the ring body and upper through-hole, circle
Hole, mounting hole, lower through-hole are integrated, and the upper and lower side of the ring body is respectively equipped with through-hole, lower through-hole, described
Upper through-hole is set with lower through-hole in concentric structure, and the circular hole is equipped with 4 and on same horizontal plane, described in 4
Circular hole be arranged on the outer wall of ring body in equidistant, the both sides of the circular hole are both provided with symmetrical mounting hole, institute
Through-hole, lower through-hole, circular hole, the mounting hole stated communicate, the rotor arm through longitudinal direction two symmetrical circular holes
And excessively coordinate with it, second bolt-through in laterally two symmetrical circular holes and uses interference to match with it
It closes, the both ends of the locking protection cap are respectively with mounting hole using mechanical connection；
The locking protection cap is made of bolt hole, left ear mount, groove, head cover, matrix, right ear mount, the base
The bottom surface of body is fixedly connected with the top surface of head cover, and the center of the head cover is equipped with the groove communicated with matrix, described
Groove be integrated with head cover, the matrix is respectively arranged on the left side and the right side symmetrical left ear mount, auris dextra
Frame is equipped with the bolt hole being integrated therewith at the top of the left ear mount and right ear mount, and the matrix is sleeved on anti-
It is gap-matched on loose nut and therewith, the left ear mount, right ear mount are respectively with mounting hole using mechanical connection.
Further, second bolt includes nut, screw rod, screw thread, fillet.
Further, the screw rod is integrated with nut, screw thread, fillet, the top of the screw rod with
Bottom center's position vertical connection of nut, the screw thread are arranged on the outer wall of screw rod, and the fillet is set on screw rod
Bottom.
Further, the screw thread uses triangle thread.
Further, the screw rod is turned left from the right side sequentially passes through in lateral right side circular hole, rotor arm, lateral left side
It circular hole and is connected through a screw thread with stop nut.
Further, the screw thread is meshed with the internal thread of stop nut.
Further, first bolt and the second bolt are using octagonal bolt.
Further, first bolt is made with the second bolt of High-strength steel material, have high rigidity,
High-wearing feature, high intensity, the performance of highly corrosion resistant.
Further, the screw thread 403 has the stability of triangle using triangle thread so that bolt with
Stop nut is more secured.
Advantageous effect
A kind of advantageous effect of loosing-proof device for multi-rotor unmanned aerial vehicle fastener of the utility model：The device is equipped with
Locking protection cap can be such that fastener does not loosen, help to improve safety coefficient, so as to avoid the generation of peril.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram of loosing-proof device for multi-rotor unmanned aerial vehicle fastener of the utility model.
Fig. 2 is the structure diagram of the annulus of Fig. 1.
Fig. 3 is the structure diagram of the second bolt of Fig. 1.
Fig. 4 is the structure diagram of the locking protection cap of Fig. 1.
In figure：First bolt -1, fixed bottom plate -2, locking protection cap -3, the second bolt -4, stop nut -5, annulus -6,
Rotor arm -7, upper through-hole -601, ring body -602, circular hole -603, mounting hole -604, lower through-hole -605, bolt hole -301, left ear
Frame -302, groove -303, head cover -304, matrix -305, right ear mount -306, nut -401, screw rod -402, screw thread -403, circle
Angle -404.
Specific embodiment
To be easy to understand technical means, creative features, achievable purpose and effectiveness of the utility model, below
With reference to specific embodiment, the utility model is expanded on further.
- Fig. 4 is please referred to Fig.1, the utility model provides a kind of loosing-proof device skill for multi-rotor unmanned aerial vehicle fastener
Art scheme：Its structure includes the first bolt 1, fixed bottom plate 2, locking protection cap 3, the second bolt 4, stop nut 5, annulus 6, rotation
Wing arm 7, the rotor arm 7 is through annulus 6 and excessively coordinates therewith, and second bolt 4 is turned left from the right side to be passed through successively
It is through at the right center of annulus 6, rotor arm 7, the Left-side center of annulus 6 and uses interference fit, second spiral shell with it
Bolt 4 is mutually perpendicular to rotor arm 7, and the left end of second bolt 4 is matched with stop nut 5, the locking protection cap 3
It is sleeved on the stop nut 5 of clearance fit therewith, the both ends of the locking protection cap 3 are used with annulus 6 to be mechanically connected, described
The first bolt 1 be vertical at behind the second bolt 4, first bolt 1 sequentially passes through rotor arm 7, solid from top to bottom
Determine bottom plate 2 with nut to be connected, the fixation bottom plate 2 is fixedly connected with the bottom internal of annulus 6, and the annulus 6 is by upper
Through-hole 601, ring body 602, circular hole 603, mounting hole 604, lower through-hole 605 are formed, the ring body 602 and upper through-hole 601, circular hole
603rd, mounting hole 604, lower through-hole 605 are integrated, the upper and lower side of the ring body 602 be respectively equipped with through-hole 601,
Lower through-hole 605, the upper through-hole 601 and lower through-hole 605 are set in concentric structure, the circular hole 603 equipped with 4 and
On same horizontal plane, the circular hole 603 described in 4 is arranged in equidistant on the outer wall of ring body 602, the circular hole 603
Both sides be both provided with symmetrical mounting hole 604, the through-hole 601, lower through-hole 605, circular hole 603, mounting hole 604 4
Person communicates, and the rotor arm 7 excessively coordinates through the two symmetrical circular holes 603 in longitudinal direction and with it, and described the
Two bolts 4 through laterally two symmetrical circular holes 603 and use interference fit, the locking protection cap 3 with it
Both ends respectively with mounting hole 604 using being mechanically connected, the locking protection cap 3 is by bolt hole 301, left ear mount 302, hollow
Slot 303, head cover 304, matrix 305, right ear mount 306 are formed, and the bottom surface of the matrix 305 is fixed with the top surface of head cover 304 to be connected
It connects, the center of the head cover 304 is equipped with the groove 303 communicated with matrix 305, the groove 303 and head cover
304 are integrated, and the matrix 305 is respectively arranged on the left side and the right side symmetrical left ear mount 302, right ear mount 306,
The top of the left ear mount 302 and right ear mount 306 is equipped with the bolt hole 301 being integrated therewith, the matrix
305 are sleeved on stop nut 5 and are gap-matched therewith, the left ear mount 302, right ear mount 306 respectively with mounting hole
604 include nut 401, screw rod 402, screw thread 403, fillet 404, the screw rod using mechanical connection, second bolt 4
402 are integrated with nut 401, screw thread 403, fillet 404, the top of the screw rod 402 and the bottom surface of nut 401
Center vertical connection, the screw thread 403 are arranged on the outer wall of screw rod 402, and the fillet 404 is set on screw rod 402
Bottom, the screw thread 403 uses triangle thread, and the screw rod 402 is turned left from the right side and sequentially passed through in lateral right side
Circular hole 603, rotor arm 7, lateral left side circular hole 603 and be connected through a screw thread with stop nut 5, the screw thread 403 with
The internal thread of stop nut 5 is meshed, and first bolt 1 and the second bolt 4 are using octagonal bolt, first spiral shell
Bolt is made with the second bolt of High-strength steel material, has high rigidity, high-wearing feature, high intensity, highly corrosion resistant
Performance, the screw thread 403 have the stability of triangle using triangle thread so that bolt and stop nut are more
Securely.
Machine components during the first bolt 1 described in this patent, the cylindrical threaded fastener of adapted nut.By head
With screw rod a kind of fastener dimerous, it need to coordinate with nut, for being fastenedly connected two parts for carrying through-hole.It is this
Type of attachment claims to be bolted.It is to belong to as nut from bolt is screwed off, and can separate the two parts, therefore is bolted
In being detachably connected.
When user want using the utility model a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener when
It waits, the first step, whether the assembling of all parts of precheck device is secured, and whether detection device being capable of normal use；Second
Step, can be used in the case of normal use in device, one end of rotor arm 7 is fixedly mounted on to the fixed frame of unmanned plane
On, the other end of rotor arm 7 installs rotor, the second bolt 4, the first bolt 1 the setting using triangle thread of screw thread 403
Meter has the stability of triangle so that bolt is more secured with stop nut, and the design of locking protection cap 3 can not only be protected
Stop nut 5, which loosens, can more be such that fastener does not loosen, and help to improve safety coefficient, so as to avoid the hair of peril
It is raw.Such as：Open the installation that master worker carries out unmanned plane using the device.
First bolt 1 of the utility model, fixed bottom plate 2, locking protection cap 3, the second bolt 4, stop nut 5, annulus
6th, rotor arm 7, upper through-hole 601, ring body 602, circular hole 603, mounting hole 604, lower through-hole 605, bolt hole 301, left ear mount 302,
Groove 303, head cover 304, matrix 305, right ear mount 306, nut 401, screw rod 402, screw thread 403,404 component of fillet are logical
The component known with standard component or those skilled in the art, structure and principle all can pass through technical manual for this technology personnel
It learns or is known by routine experiment method, the utility model solves the problems, such as it is in long-time operation, and fastener is easy
The phenomenon that loosening so as to which safety coefficient declines, easily leads to the generation of peril, the utility model passes through above-mentioned component
It is combined with each other, fastener can be made not loosen, help to improve safety coefficient, so as to avoid the generation of peril, tool
Body is as described below：
Locking protection cap 3 is by bolt hole 301, left ear mount 302, groove 303, head cover 304, matrix 305, right ear mount 306
Form, the bottom surface of the matrix 305 is fixedly connected with the top surface of head cover 304, the center of the head cover 304 equipped with
The groove 303 that matrix 305 communicates, the groove 303 are integrated with head cover 304, a left side for the matrix 305
Right both sides are respectively equipped with symmetrical left ear mount 302, right ear mount 306, the top of the left ear mount 302 and right ear mount 306
The bolt hole 301 being integrated therewith is equipped with, the matrix 305 is sleeved on stop nut 5 and between using therewith
Gap coordinates, and the left ear mount 302, right ear mount 306 are respectively with mounting hole 604 using mechanical connection.
The screw thread 403 of first company uses triangle thread, and the screw thread 403 of company B uses rectangular thread.
The service life of first company device is 10 years, and triangle thread has the stability of triangle so that bolt is with preventing
Loose nut is more secured.
The service life of company B's device is 8 years, and the stability of rectangular thread is not so good as the stability of triangle so that bolt
It is slightly poor with stop nut fastness.
A kind of inner tube of loosing-proof device for multi-rotor unmanned aerial vehicle fastener of the utility model in summary is adopted
With 304 stainless steels, there is good corrosion resistant performance can make inner tube non-corrosive.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener, structure includes the first bolt (1), fixed bottom plate
(2), locking protection cap (3), the second bolt (4), stop nut (5), annulus (6), rotor arm (7), the rotor arm (7) pass through
Annulus (6) and therewith excessively cooperation are through at, second bolt (4) is turned left from the right side to be sequentially passed through in the right side of annulus (6)
Center, rotor arm (7), the Left-side center of annulus (6) and use interference fit, second bolt (4) and rotor with it
Arm (7) is mutually perpendicular to, and the left end of second bolt (4) is matched with stop nut (5), the locking protection cap (3)
It is sleeved on the stop nut (5) of clearance fit therewith, the both ends of the locking protection cap (3) are connected with annulus (6) using machinery
It connects, first bolt (1) is vertical at behind the second bolt (4), and first bolt (1) is worn successively from top to bottom
Cross rotor arm (7), fixed bottom plate (2) is connected with nut, the fixation bottom plate (2) and the bottom internal of annulus (6) are fixed
Connection, it is characterised in that：
The annulus (6) is by upper through-hole (601), ring body (602), circular hole (603), mounting hole (604), lower through-hole (605) structure
Into the ring body (602) is integrated knot with upper through-hole (601), circular hole (603), mounting hole (604), lower through-hole (605)
Structure, the upper and lower side of the ring body (602) are respectively equipped with through-hole (601), lower through-hole (605), the upper through-hole (601) with
Lower through-hole (605) is set in concentric structure, and the circular hole (603) is equipped with 4 and on same horizontal plane, 4 institutes
The circular hole (603) stated is arranged in equidistant on the outer wall of ring body (602), and the both sides of the circular hole (603) are both provided with phase
Mutually symmetrical mounting hole (604), the through-hole (601), lower through-hole (605), circular hole (603), (604) four phase of mounting hole
Logical, the rotor arm (7) excessively coordinates through the two symmetrical circular holes (603) in longitudinal direction and with it, and described the
Two bolts (4) through laterally two symmetrical circular holes (603) and use interference fit, the locking protection with it
The both ends of (3) are covered respectively with mounting hole (604) using mechanical connection；
The locking protection cap (3) is by bolt hole (301), left ear mount (302), groove (303), head cover (304), matrix
(305), right ear mount (306) is formed, and the bottom surface of the matrix (305) is fixedly connected with the top surface of head cover (304), the top
The center of lid (304) is equipped with the groove (303) communicated with matrix (305), the groove (303) and head cover
(304) it is integrated, the matrix (305) is respectively arranged on the left side and the right side symmetrical left ear mount (302), auris dextra
The bolt hole being integrated therewith is equipped at the top of frame (306), the left ear mount (302) and right ear mount (306)
(301), the matrix (305) is sleeved on stop nut (5) and is gap-matched therewith, the left ear mount (302),
Right ear mount (306) is respectively with mounting hole (604) using mechanical connection.
2. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener according to claim 1, it is characterised in that：Institute
The second bolt (4) stated includes nut (401), screw rod (402), screw thread (403), fillet (404).
3. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener according to claim 2, it is characterised in that：Institute
The screw rod (402) stated is integrated with nut (401), screw thread (403), fillet (404), the screw rod (402)
Top and bottom center's position vertical connection of nut (401), the screw thread (403) are arranged on the outer wall of screw rod (402),
The fillet (404) is set on the bottom of screw rod (402).
4. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener according to claim 2, it is characterised in that：Institute
The screw thread (403) stated is using triangle thread.
5. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener according to claim 3, it is characterised in that：Institute
The screw rod (402) stated is turned left from the right side to be sequentially passed through in lateral right side circular hole (603), rotor arm (7), lateral left side circular hole
(603) and with stop nut (5) it is connected through a screw thread.
6. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener according to claim 3, it is characterised in that：Institute
The screw thread (403) stated is meshed with the internal thread of stop nut (5).
7. a kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener according to claim 1, it is characterised in that：Institute
The first bolt (1) stated is with the second bolt (4) using octagonal bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345873.1U CN207514050U (en) | 2017-10-18 | 2017-10-18 | A kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345873.1U CN207514050U (en) | 2017-10-18 | 2017-10-18 | A kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207514050U true CN207514050U (en) | 2018-06-19 |
Family
ID=62534767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721345873.1U Expired - Fee Related CN207514050U (en) | 2017-10-18 | 2017-10-18 | A kind of loosing-proof device for multi-rotor unmanned aerial vehicle fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207514050U (en) |
-
2017
- 2017-10-18 CN CN201721345873.1U patent/CN207514050U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 |