Utility model content
Main purpose of the present utility model is to provide a kind of clip for unmanned plane, is intended to solve the technical matters that existing shock absorber part anti-drop structure is unfavorable for changing.
For achieving the above object, the utility model provides a kind of clip for unmanned plane, comprise plug-in unit and the external member of grafting cooperation, described plug-in unit is provided with the first limiting section away from one end of described external member, described external member is provided with the second limiting section away from one end of described plug-in unit, described plug-in unit and described external member position limiting structure between spacing under can axially relative movement, to change the spacing of described first limiting section and described second limiting section.
Preferably, described position limiting structure comprise be arranged on described plug-in unit the body of rod at least one first protuberance and be arranged on described external member body on and with described first protuberance spacing hole one to one, described spacing hole for receiving described first protuberance and axially can moving back and forth for described first protuberance, described first protuberance when it abuts with the two lateral walls of corresponding spacing hole respectively to carry out spacing to described plug-in unit relative to the movement of described external member.
Preferably, the described body of rod is also provided with at least one second protuberance, described body is provided with at least one to extend and the guide groove opened wide at the end face of described body along its axial length, described second protuberance enters in the guide groove of its correspondence and also can slide along described guide groove.
Preferably, described guide groove is the slotted opening of the sidewall running through described body.
Preferably, described first protuberance and described second protuberance are two, and the circumference along the described body of rod is arranged alternately described first protuberance and described second protuberance.
Preferably, the ultimate range described in two between first protuberance is less than the ultimate range described in two between second protuberance.
Preferably, described second protuberance forms taper by shrinking.
Preferably, described second protuberance is two, and the ultimate range between these two described second protuberances is greater than the thickness of the bottom of the described body of rod.
A kind of clip for unmanned plane provided by the utility model, by adopting the clip of easy disassembly, shock absorber part is fixed, if shock absorber part damages or needs to change different loads, only clip partition need be changed again, greatly reduce maintenance cost; In addition, the length of clip can freely change within the specific limits, to adapt to shock absorber part in pressurized and change in size when stretching, thus ensures shock-absorbing function.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of shock absorption device, for providing connection to load, see Fig. 1, in one embodiment, this shock absorption device comprises base 10 and this base 10 and to be separated by the mount pad 20 of predeterminable range and the shock absorber part 30 that is connected between base 10 and mount pad 20, preferably, base 10 and mount pad 20 are platy structure, such as roughly be rectangle, therefore between base 10 and mount pad 20, be provided with four shock absorber parts 30, to ensure that pulsation-free connects.Wherein, base 10 is arranged on the fuselage of unmanned plane, mount pad 20 is positioned at the below of base 10, shock absorber part 30 can be good flexible glue part, air bag and the spring etc. of elasticity, such as camera, pick up camera even load are arranged on mount pad 20, and mount pad 20 cuts down the vibrations of base 10 generation in the mode of stretching shock absorber part 30.
Composition graphs 2 and Fig. 3, come off to prevent shock absorber part 30, this shock absorption device also comprises clip 40, clip 40 specifically comprises plug-in unit 41 and the external member 42 of grafting cooperation, plug-in unit 41 is provided with the first limiting section 411 away from one end of external member 42, external member 42 is provided with the second limiting section 421 away from one end of plug-in unit 41, first limiting section 411 and the second limiting section 421 are flanged structure, plug-in unit 41 and external member 42 plug-in after, position limiting structure between spacing under can axially relative movement, to change the spacing of the first limiting section 411 and the second limiting section 421, and the conveniently detachable clip of flanged structure of the first limiting section 411 and the second limiting section 421.In order to adapt to the installation of clip 40, shock absorber part 30 is hollow structure, plug-in unit 41 passes base 10 from base 10 back to the outside of shock absorber part 30, external member 42 passes mount pad 20 from mount pad 20 back to the outside of shock absorber part 30, first limiting section 411 abuts with the lateral surface of base 10, second limiting section 421 abuts with the lateral surface of mount pad 20, plug-in unit 41 and external member 42 are inserted in shock absorber part 30, and plug-in unit 41 and external member 42 are plugged in together, thus reach object fixing for shock absorber part 30, facilitate the assembly and disassembly of shock absorption device simultaneously.When should be appreciated that shock absorption device works, the first limiting section 411 can leave the lateral surface of base 10, and the second limiting section 421 also can leave the lateral surface of mount pad 20, thus provides activity space to the distortion of shock absorber part 30.
In the present embodiment, position limiting structure comprise be arranged on plug-in unit 41 the body of rod at least one first protuberance 412 and be arranged on external member 42 body on and with this first protuberance 412 spacing hole 422 one to one, to arrange two the first protuberances 412 in figure, wherein spacing hole 422 is for receiving the first protuberance 412 and axially can moving back and forth for the first protuberance 412, effective grafting that first protuberance 412 is positioned at the body of rod of plug-in unit 41 coordinates in section, such as be positioned at middle part or the end of the body of rod of plug-in unit 41, in the preferred embodiment, first protuberance 412 is near the end of the body of rod of plug-in unit 41, first protuberance 412 when it abuts with the two lateral walls of spacing hole 422 respectively to carry out spacing to plug-in unit 41 relative to the movement of external member 42.During assembling, by the elastic dilatation of the elastic compression of the first protuberance 412 and the body of external member 42, the body of rod of plug-in unit 41 is inserted in the body of external member 42, until the first protuberance 412 discharges after entering spacing hole 422 owing to extruding the elastic deformation produced, reach with this object limiting plug-in unit 41 and be separated with external member 42.And in other Alternate embodiments, the protuberance that position limiting structure comprises the recess on the body of rod being arranged on plug-in unit 41 and is arranged on the body of external member 42, its center dant extends along the axial length of described plug-in unit 41, protuberance embeds in this recess, and can reciprocatingly slide along this recess, meet the requirement that plug-in unit 41 moves back and forth and prevent both to be separated relative to external member 42 thus simultaneously.
In addition, the body of rod of plug-in unit 41 is also provided with at least one second protuberance 413, the body of external member 42 is provided with at least one axially to extend and the guide groove 423 opened wide at the end face of body along it, also to enter in the guide groove 423 of its correspondence to arrange two the second protuberances 413 and two corresponding guide groove 423, second protuberances 413 and can slide along guide groove 423 in figure.In the process that plug-in unit 41 moves back and forth relative to external member 42, in order to ensure that the second protuberance 413 is in mated condition with guide groove 423, second protuberance 413 can be arranged on the end of the body of rod of plug-in unit 41 or the position near end, second protuberance 413 of such as the present embodiment is arranged on the end of the body of rod of plug-in unit 41, and with the first protuberance 412 near.For the ease of the second protuberance 413 is loaded in guide groove 423, second protuberance 413 forms taper by shrinking, namely the one end near the body of rod of plug-in unit 41 is little, and it is large away from one end of the body of rod of plug-in unit 41, be conducive to the second protuberance 413 to import in guide groove 423 on the one hand, can ensure that the second protuberance 413 is formed with guide groove 423 on the other hand and closely cooperate.In addition, when such as the second protuberance 413 is two, only need ensure that the ultimate range between these two the second protuberances 413 is greater than the bottom thickness of the body of rod of plug-in unit 41, the second protuberance 413 can be specifically gradual change shape, thus ensures that the second protuberance 413 slides in guide groove 423.At the second protuberance 413 with under the cooperation of guide groove 423, plug-in unit 41 can be limited and produce unnecessary rotation relative to external member 42, ensure that plug-in unit 41 and external member 42 are in the state mutually fastened.
In a preferred embodiment, above-mentioned guide groove 423 is for running through the slotted opening of the sidewall of the body of external member 42, and the second protuberance 413 abuts with the sidewall of guide groove 423.The existence of guide groove 423, makes the body of external member 42 more easily outside elastic dilatation, is convenient to plug-in unit 41 to load in external member 42.And the quantity of the first protuberance 412 is to ensure plug-in unit 41 and external member 42 is plug-in is securely advisable, first protuberance 412 of such as the present embodiment is two, and two the first protuberances 412 back to.In addition, the second protuberance 413 also can be two, and in conjunction with the technical scheme of two the first protuberances 412, the circumference along the body of rod of plug-in unit 41 is arranged alternately the first protuberance 412 and the second protuberance 413, improves the reliability after plug-in unit 41 and external member 42 assembling thus.Exemplarily, the body of rod of plug-in unit 41 is flats, and namely its cross-sectional plane is roughly rectangular, and two the first protuberances 412 are arranged on two opposite faces, and two the second protuberances 413 are also arranged on two opposite faces.Further, the ultimate range between two first protuberances 412 is less than the ultimate range between two second protuberances 413, therefore can avoid occurring, by the first protuberance 412 and the second protuberance 413 situation with the wrong location, being conducive to the packaging efficiency improving clip 40.But, ultimate range between two first protuberances 412 differs unsuitable excessive with the ultimate range between two second protuberances 413, also unsuitable too small, in order to avoid occur that plug-in unit 41 and external member 42 easily get loose or be difficult to situation about splitting, the ultimate range such as between two second protuberances 413 is 1.5 times of the ultimate range between two first protuberances 412.Meanwhile, conveniently the first protuberance 412 loads in spacing hole 422, but prevents the first protuberance 412 from skidding off from spacing hole 422, and the first protuberance 412 is in wedge shape, and its lozenges is towards external member 42.
According to the technical scheme of the utility model embodiment, by adopting clip 40 pairs of shock absorber parts 30 of easy disassembly to be fixed, if shock absorber part 30 damaging or needing to change other loads, only clip 40 need be broken and changing again, greatly reducing maintenance cost; In addition, the length of clip 40 can freely change within the specific limits, to adapt to shock absorber part 30 in pressurized and change in size when stretching, thus ensures shock-absorbing function.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification sheets and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.