CN213210190U - Folded cascade unmanned aerial vehicle airspeed head - Google Patents
Folded cascade unmanned aerial vehicle airspeed head Download PDFInfo
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- CN213210190U CN213210190U CN202022220395.XU CN202022220395U CN213210190U CN 213210190 U CN213210190 U CN 213210190U CN 202022220395 U CN202022220395 U CN 202022220395U CN 213210190 U CN213210190 U CN 213210190U
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Abstract
The utility model provides a foldable unmanned aerial vehicle airspeed head, which comprises an airspeed head body and an installation pipe; the bottom of the airspeed head body is provided with a rotary connecting piece and a locking connecting piece, and the top of the mounting pipe is provided with a rotary fixing piece and a locking assembly piece; the rotary fixing piece is fixedly provided with a connecting shaft, the connecting shaft penetrates through the rotary connecting piece and is fixed with the fixing nut through threads, and the locking connecting piece and the locking assembly piece are fixed through a locking piece. The utility model discloses a pitot tube body can be followed and installed the union coupling department and folded, can dismantle the pitot tube body simultaneously and clear up, when using, directly use locking connecting piece and locking assembly spare to install the pitot tube body and install the pipe fast fixedly through the retaining member; this structure can prevent that the airspeed tube from damaging at in-process such as use installation and transportation, and then guarantees to test the speed when using accurately.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicle, especially, relate to a folded cascade unmanned aerial vehicle airspeed tube.
Background
The airspeed head is also called a pitot tube, a total pressure tube and a total-static pressure tube, can sense the total pressure (also called total pressure) and static pressure of airflow, and transmits measured pressure data to an atmospheric data computer and a flight instrument, is mainly used for measuring flight speed, and has other multiple functions.
The airspeed tube on the unmanned aerial vehicle is generally fixed on the aircraft at present, and the aircraft body is collided with, is buckled, is blockked up by the easy production of airspeed tube of leading position, takes place to damage under the circumstances such as dismantlement, transportation, landing very easily like this, causes the aircraft airspeed inaccurate in flight to produce danger. Based on the above problems, a foldable, detachable and lockable airspeed head needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of providing a foldable unmanned aerial vehicle pitot tube, which is provided with a pitot tube body and an installation tube, wherein one end of the pitot tube body is detachably and rotatably connected with one end of the installation tube, and the other end of the pitot tube body and the other end of the installation tube form a detachable fixation; consequently, this airspeed tube body can be followed and installed the union coupling department and folded, can dismantle the clearance with the airspeed tube body simultaneously, and when using, directly use locking connecting piece and locking assembly spare to install fast airspeed tube body and installation pipe fixedly through the retaining member.
In order to solve the technical problem, the utility model discloses a technical scheme is: a foldable unmanned aerial vehicle airspeed head comprises a airspeed head body and a mounting pipe which are detachably connected; the side wall of the bottom of the airspeed head body is provided with a rotary connecting piece and a locking connecting piece, and the rotary connecting piece and the locking connecting piece are arranged oppositely; the side wall of the top of the mounting pipe is provided with a rotary fixing piece and a locking assembly piece which are oppositely arranged; the rotary fixing piece is fixedly provided with a connecting shaft, and the connecting shaft penetrates through the rotary connecting piece and is fixed with the fixing nut through threads; all be provided with the installation through-hole on locking connecting piece and the locking assembly spare, locking connecting piece and locking assembly spare are fixed through the retaining member, the retaining member includes locking bolt and lock nut, locking bolt passes the installation through-hole on locking connecting piece and the locking assembly spare and lock nut thread tightening.
In the technical scheme, the rotary fixing piece is in rotary connection with the rotary connecting piece through the connecting shaft and the fixing nut, so that the airspeed head body is in rotary connection with the mounting pipe, and the airspeed head body can be folded; the locking connecting piece and the locking fixing piece can be fixedly installed through the locking piece, so that the fixing of the pitot tube body and the installation tube can be realized; consequently, this structure can realize that the dismantlement of airspeed head body, folding and locking are fixed, and the use of being convenient for is installed and is dismantled, can dismantle the airspeed head body and clear up, and the normal use of being convenient for can prevent that the airspeed head body from damaging simultaneously.
Further, the pitot tube body comprises an inner tube and a tube head, the inner tube comprises an upper end tube and a lower end tube which are integrally formed, an external thread is arranged on the outer wall of the top of the upper end tube, the tube head comprises a head end and a connecting end which are integrally formed, the internal wall of the connecting end is provided with the external thread, and the connecting end is fixed with the top of the inner tube through a thread; the rotating connecting piece and the locking connecting piece are oppositely arranged on the side wall of the bottom of the lower-end pipe.
Further, the inner pipe, the head end of the pipe head and the inner pipe diameter of the installation pipe are the same.
Further, the bottom of the installation tube is provided with a threaded insertion tube.
Further, the outside of inner tube still is provided with the protective sheath, the protective sheath is established in the outside of the upper end pipe of inner tube, and is located between the link of tube head and the lower extreme pipe of inner tube.
Furthermore, a circular inner groove is formed in the top of the installation pipe, and an annular sealing gasket is fixedly arranged at the bottom of the lower end pipe of the inner pipe coaxially.
Further, the outer diameter of the annular sealing washer is the same as the diameter of the circular inner groove, and the inner diameter of the annular sealing washer is the same as the inner diameter of the inner pipe.
The utility model has the advantages and positive effects that:
1. in the utility model, the rotary fixing piece is rotationally connected with the rotary connecting piece through the connecting shaft and the fixing nut, so that the airspeed head body is rotationally connected with the mounting pipe, and the folding of the airspeed head body can be realized; the locking connecting piece and the locking fixing piece can be fixedly installed through the locking piece, so that the fixing of the pitot tube body and the installation tube can be realized; consequently, this structure can realize that the dismantlement of airspeed head body, folding and locking are fixed, and the use of being convenient for is installed and is dismantled, can dismantle the airspeed head body and clear up, and the normal use of being convenient for can prevent that the airspeed head body from damaging simultaneously.
2. Set up the protective sheath and can protect airspeed tube not damaged increase of service life.
3. Set up annular seal ring, when airspeed tube body and installation pipe are fixed, annular seal ring inserts and establishes in circular inner groovy, seals the gap, can guarantee the accuracy of testing result.
Drawings
Fig. 1 is an exploded view of embodiment 1 of the present invention;
fig. 2 is an assembly view of embodiment 1 of the present invention;
fig. 3 is a schematic structural view of the installation pipe in embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a pitot tube body in embodiment 1 of the present invention;
fig. 5 is a state diagram of the embodiment 1 of the present invention when folded or disassembled;
fig. 6 is a schematic structural view of a tube head of the present invention;
fig. 7 is a schematic structural view of an installation pipe in embodiment 2 of the present invention;
fig. 8 is a schematic structural view of a pitot tube body in embodiment 2 of the present invention;
fig. 9 is a state diagram of the embodiment 2 of the present invention when folded or detached;
in the figure:
1-pitot tube body, 101-rotary connecting piece, 102-locking connecting piece, 11-inner tube, 111-upper end tube, 112-lower end tube, 12-tube head, 121-head end, 122-connecting end, 13-protective sleeve, 14-annular sealing gasket;
2-installation tube, 201-rotating fixed piece, 202-locking assembly piece, 203-connecting shaft, 204-fixing nut, 205-installation through hole, 21-insertion tube, 22-circular inner groove;
3-locking piece, 301-locking bolt, 302-locking nut,
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 to 6: a foldable unmanned aerial vehicle airspeed head comprises a airspeed head body 1 and a mounting pipe 2 which are detachably connected; the side wall of the bottom of the pitot tube body 1 is provided with a rotary connecting piece 101 and a locking connecting piece 102, and the rotary connecting piece 101 and the locking connecting piece 102 are oppositely arranged; a rotating fixing part 201 and a locking assembly part 202 are arranged on the side wall of the top of the mounting pipe 2, and the rotating fixing part 201 and the locking assembly part 202 are oppositely arranged; a connecting shaft 203 is fixedly arranged on the rotary fixing piece 201, and the connecting shaft 203 penetrates through the rotary connecting piece 101 and is fixed with a fixing nut 204 in a threaded manner; the design enables the airspeed head body 1 to rotate along the connecting shaft 203, so that the airspeed head body 1 can be folded, and meanwhile, the connecting shaft 203 and the fixing nut 204 are fixed in a threaded manner, so that the airspeed head body 1 and the mounting pipe 2 can be conveniently detached and transported; the locking connecting piece 102 and the locking assembly 202 are respectively provided with a mounting through hole 205, the locking connecting piece 102 and the locking assembly 202 are fixed through a locking piece 3, the locking piece 3 comprises a locking bolt 301 and a locking nut 302, and the locking bolt 301 penetrates through the mounting through holes 205 on the locking connecting piece 102 and the locking assembly 202 and is fixed with the locking nut 302 in a threaded manner; the design facilitates the installation and disassembly of the locking connector 102 and the locking assembly 202, and further facilitates the rapid installation and fixation or rapid disassembly of the pitot tube body 1 and the installation tube 2.
Wherein, the one end of airspeed tube body 1 can be dismantled with the one end of installation pipe 2 and rotate and be connected, and the other end of airspeed tube body 1 can be dismantled with the other end of installation pipe 2 and be connected, is convenient for realize folding, installation and the dismantlement of airspeed tube body 1, and the transportation and the installation of being convenient for can prevent that the airspeed tube from being damaged.
In this embodiment, the pitot tube body 1 includes an inner tube 11 and a tube head 12, the inner tube 11 includes an upper end tube 111 and a lower end tube 112 which are integrally formed, an external thread is provided on an outer wall of a top portion of the upper end tube 111, the tube head 12 includes a head end 121 and a connecting end 122 which are integrally formed, an external thread is provided on an inner wall of the connecting end 122, and the connecting end 122 is fixed to the top portion of the inner tube 11 by a thread; the rotary connector 101 and the locking connector 102 are oppositely arranged on the side wall of the bottom of the lower tube 112.
Wherein, the inner pipe 11, the head end 121 of the pipe head 12 and the inner pipe diameter of the installation pipe 2 are the same.
In this embodiment the bottom of the mounting tube 2 is provided with a threaded insertion tube 21.
In this embodiment, the outer side of the inner tube 11 is further provided with a protective sleeve 13, the protective sleeve 13 is sleeved on the outer side of the upper end tube 111 of the inner tube 11 and is located between the connecting end of the tube head 12 and the lower end tube 112 of the inner tube 11.
The protective sleeve 13 can protect the inner tube 11 from being broken by air pressure during use, and the service life of the whole device is prolonged.
Example 2:
as shown in fig. 6 to 9: the difference between this embodiment and embodiment 1 is that, on the basis of embodiment 1, a circular inner groove 22 is formed at the top of the installation tube 2, and an annular sealing gasket 14 is coaxially and fixedly arranged at the bottom of the lower end tube 112 of the inner tube 11.
Wherein, the outer diameter of the annular sealing gasket 14 is the same as the diameter of the circular inner groove 22, and the inner diameter of the annular sealing gasket 14 is the same as the inner diameter of the inner pipe 11. This design facilitates the insertion of the annular sealing gasket 14 into the circular inner groove 22 and maintains a good seal.
In this embodiment, set up annular seal ring 14 and be used for sealing the gap of airspeed tube body 1 with the contact of installation pipe 2, can effectively guarantee the accuracy that tests the speed.
The utility model discloses an airspeed head is when using:
the intubation tube 22 of the installation tube 2 is assembled and fixed with the unmanned aerial vehicle, then the airspeed tube body 1 is assembled with the installation tube 2, and the airspeed tube can be used, and the airspeed tube body 1 can be folded, disassembled, locked and fixed with the installation tube 2, so that the airspeed tube body 1 can be prevented from being damaged during operations such as disassembly and transportation; thereby ensuring the accuracy of speed measurement.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (7)
1. The utility model provides a folded cascade unmanned aerial vehicle airspeed head, its characterized in that: comprises a pitot tube body (1) and a mounting tube (2) which are detachably connected;
a rotary connecting piece (101) and a locking connecting piece (102) are arranged on the side wall of the bottom of the pitot tube body (1), and the rotary connecting piece (101) and the locking connecting piece (102) are arranged oppositely;
a rotating fixing piece (201) and a locking assembly piece (202) are arranged on the side wall of the top of the mounting pipe (2), and the rotating fixing piece (201) and the locking assembly piece (202) are oppositely arranged;
a connecting shaft (203) is fixedly arranged on the rotary fixing piece (201), and the connecting shaft (203) penetrates through the rotary connecting piece (101) and is fixed with a fixing nut (204) through threads;
all be provided with installation through-hole (205) on locking connecting piece (102) and the locking assembly spare (202), locking connecting piece (102) and locking assembly spare (202) are fixed through retaining member (3), retaining member (3) include lock bolt (301) and lock nut (302), lock bolt (301) pass installation through-hole (205) and lock nut (302) threaded fixation on locking connecting piece (102) and the locking assembly spare (202).
2. Foldable unmanned aerial vehicle airspeed head according to claim 1, characterized in that: the airspeed head comprises a pitot tube body (1) and is characterized in that the airspeed head body (1) comprises an inner tube (11) and a tube head (12), the inner tube (11) comprises an upper end tube (111) and a lower end tube (112) which are integrally formed, external threads are arranged on the outer wall of the top of the upper end tube (111), the tube head (12) comprises a head end (121) and a connecting end (122) which are integrally formed, external threads are arranged on the inner wall of the connecting end (122), and the connecting end (122) is fixed with the top of the inner tube (11) through threads; the rotating connecting piece (101) and the locking connecting piece (102) are oppositely arranged on the side wall of the bottom of the lower end pipe (112).
3. Foldable unmanned aerial vehicle airspeed head according to claim 2, characterized in that: the inner pipe (11), the head end (121) of the pipe head (12) and the inner pipe diameter of the installation pipe (2) are the same.
4. Foldable unmanned aerial vehicle airspeed head according to claim 3, wherein: the bottom of the mounting tube (2) is provided with a threaded insertion tube (21).
5. Foldable unmanned aerial vehicle airspeed head according to claim 4, wherein: the outside of inner tube (11) still is provided with protective sheath (13), protective sheath (13) cover is established in the outside of upper end pipe (111) of inner tube (11), and is located between the link of tube head (12) and lower extreme pipe (112) of inner tube (11).
6. Foldable unmanned aerial vehicle airspeed head according to claim 5, wherein: the top of the mounting pipe (2) is provided with a circular inner groove (22), and the bottom of the lower end pipe (112) of the inner pipe (11) is coaxially and fixedly provided with an annular sealing gasket (14).
7. Foldable unmanned aerial vehicle airspeed head according to claim 6, wherein: the outer diameter of the annular sealing washer (14) is the same as the diameter of the circular inner groove (22), and the inner diameter of the annular sealing washer (14) is the same as the inner diameter of the inner pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022220395.XU CN213210190U (en) | 2020-09-30 | 2020-09-30 | Folded cascade unmanned aerial vehicle airspeed head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022220395.XU CN213210190U (en) | 2020-09-30 | 2020-09-30 | Folded cascade unmanned aerial vehicle airspeed head |
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| Publication Number | Publication Date |
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| CN213210190U true CN213210190U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022220395.XU Active CN213210190U (en) | 2020-09-30 | 2020-09-30 | Folded cascade unmanned aerial vehicle airspeed head |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619779A (en) * | 2021-08-16 | 2021-11-09 | 佛山智壹科技有限公司 | Hang up fixed wing unmanned aerial vehicle |
| CN114088971A (en) * | 2022-01-21 | 2022-02-25 | 中国空气动力研究与发展中心空天技术研究所 | Waterproof wind speed measuring device |
| CN114802781A (en) * | 2022-05-05 | 2022-07-29 | 彩虹无人机科技有限公司 | Aircraft airspeed head extension tube |
-
2020
- 2020-09-30 CN CN202022220395.XU patent/CN213210190U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619779A (en) * | 2021-08-16 | 2021-11-09 | 佛山智壹科技有限公司 | Hang up fixed wing unmanned aerial vehicle |
| CN113619779B (en) * | 2021-08-16 | 2023-06-02 | 佛山智壹科技有限公司 | Unmanned aerial vehicle with vertical fixed wing |
| CN114088971A (en) * | 2022-01-21 | 2022-02-25 | 中国空气动力研究与发展中心空天技术研究所 | Waterproof wind speed measuring device |
| CN114088971B (en) * | 2022-01-21 | 2022-04-15 | 中国空气动力研究与发展中心空天技术研究所 | Waterproof wind speed measuring device |
| CN114802781A (en) * | 2022-05-05 | 2022-07-29 | 彩虹无人机科技有限公司 | Aircraft airspeed head extension tube |
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