CN209870716U - Cover of launching bin - Google Patents
Cover of launching bin Download PDFInfo
- Publication number
- CN209870716U CN209870716U CN201920565428.9U CN201920565428U CN209870716U CN 209870716 U CN209870716 U CN 209870716U CN 201920565428 U CN201920565428 U CN 201920565428U CN 209870716 U CN209870716 U CN 209870716U
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- locking
- ratchet
- ratchet wheel
- locking rod
- bin
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Abstract
The utility model relates to the technical field of ejection devices, in particular to a cover of a launching bin, which comprises a top cover and a bottom plate which are clamped together, wherein the back surface of the top cover is fixedly provided with a driving motor, an output shaft of the driving motor is provided with a driving gear which is meshed with a gearwheel on the bottom plate, the gearwheel is fixedly provided with a ratchet wheel, the bottom plate, the gearwheel and the ratchet wheel are coaxially arranged, the cover also comprises a plurality of locking mechanisms, the number of the locking mechanisms is consistent with the number of the ratchets on the ratchet wheel, each ratchet wheel corresponds to one locking mechanism, each locking mechanism comprises a locking rod and a compression spring, the compression spring is sleeved outside the locking rod, when the cover is in a locking state, one end of the locking rod is tightly pressed by the ratchets, the other end of the locking rod extends into a clamping hole of a bin body, when the locking rod can be in an opening, the utility model discloses can solve the problem that the transmission storehouse cang gai can not in time and reliably open among the prior art.
Description
Technical Field
The utility model relates to an ejection device technical field, specific field is a transmission storehouse cang gai.
Background
When an unmanned aerial vehicle stalls or is out of control, parachutes need to be popped out in time, similarly, when an emergency situation is met, rockets or missiles also need to be launched in time, and therefore the cabin cover of the launching cabin is guaranteed to be opened timely and reliably.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission storehouse cang gai to solve the problem that transmission storehouse cang gai can not in time and reliably open among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a cover of a launching bin, which comprises a top cover and a bottom plate which are clamped together, wherein a driving motor is fixed on the reverse side of the top cover, the output shaft of the driving motor is provided with a driving gear which is engaged with a gearwheel on the bottom plate, the big gear is fixedly provided with a ratchet wheel, the bottom plate, the big gear and the ratchet wheel are coaxially arranged, the bin cover also comprises a plurality of locking mechanisms, the number of the locking mechanisms is consistent with that of the ratchets on the ratchet wheel, each ratchet corresponds to one locking mechanism, the locking mechanism comprises a locking rod and a compression spring, the compression spring is sleeved outside the locking rod, when the bin cover is in a locking state, one end of the locking rod is tightly propped by the ratchet, the other end of the locking rod extends into the clamping hole of the bin body, when the locking rod is in an opening state, one end of the locking rod is positioned between the teeth of the two ratchets, and the other end of the locking rod is separated from the clamping hole of the bin body.
Preferably, the ratchet wheel is a three-tooth ratchet wheel, the angle between the teeth of the three-tooth ratchet wheel is 120 degrees, and the bin cover is correspondingly provided with three locking mechanisms.
Preferably, the ratchet is an outer arc convex structure extending from the outer edge of the ratchet wheel along the circumferential direction.
Preferably, the outer side surface of the ratchet is provided with a locking groove, the locking groove is located at the position with the largest diameter of the ratchet, one end of the locking rod matched with the ratchet is provided with a strip-shaped bulge, and the strip-shaped bulge is matched with the locking groove.
Preferably, a battery core and a sensor are also arranged in the sensor.
Preferably, the end part of one end, matched with the bin body, of the locking rod is designed to be an inclined plane, and the inclined plane is upward.
Compared with the prior art, the beneficial effects of the utility model are that: the multi-point buckling type cabin cover comprises a plurality of locking mechanisms, so that multi-point buckling is realized, the sealing performance and the attractiveness of the cabin cover are better, the plurality of locking rods are pushed into clamping holes of the cabin body by ratchets to realize the fixed connection of the cabin cover and the cabin body, the ejection force of an ejection device in the cabin body is dispersed on each locking rod, the locking rods are high in strength and are not easy to deform, the cabin cover cannot be separated from the cabin body due to the unexpected conditions such as vibration and the like in the transportation or flight process, and the ejection device cannot be ejected accidentally; when the bin cover needs to be opened, the motor drives the chassis to rotate, the ratchet wheel rotates, the locking rod is separated from the ratchet teeth, the compression spring releases elastic force, one end of the locking rod is abutted between the two ratchet teeth, meanwhile, the other end of the locking rod is separated from the clamping hole, the bin cover can be opened, the ratchet wheel design is adopted, the release speed of the locking rod is high, and the ejection device in the ejection bin is guaranteed to be ejected in time; the built-in battery cell and the sensor can ensure that the bin cover works independently.
Drawings
FIG. 1 is a schematic view of a part of the structure of the present invention;
fig. 2 is an exploded view of the present invention.
In the figure: the structure comprises a top cover 1, a bottom plate 2, a driving motor 3, a ratchet wheel 4, a locking groove 41, a gear wheel 5, a locking rod 6 and a compression spring 7.
Detailed Description
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. 1-2, the present invention provides a technical solution: a kind of launch cabin cover, including top cover 1 and bottom plate 2 that are connected together, the reverse side of the top cover 1 is fixed with the driving motor 3, install the driving gear on the output shaft of the driving motor 3, the driving gear engages with gear wheel 5 on the bottom plate 2, the fixed mounting has ratchet wheel 4 on the gear wheel 5, the bottom plate 2, gear wheel 5 and ratchet wheel 4 are installed coaxially, the driving motor 3 rotates, the gear wheel 5 and ratchet wheel 4 on the bottom plate 2 and bottom plate 2 will rotate together, the cabin cover also includes a plurality of locking mechanisms, the number of the locking mechanism is identical to the number of ratchet teeth on the ratchet wheel 4 and each ratchet tooth corresponds to a locking mechanism, the locking mechanism includes lock lever 6 and compression spring 7, the compression spring 7 is fitted outside the lock lever 6, when the cabin cover is in the locked state, push up one end of the lock lever 6, the lock lever 6 moves towards the direction far away from the central point, the bin body (not shown) is provided with clamping holes corresponding to the locking rods 6 one by one, during locking, the locking rods 6 extend into the clamping holes of the bin body to lock the bin cover and the bin body, when the bin cover needs to be opened, the driving motor 3 drives the bottom plate 2 to rotate, the ratchet wheel 4 rotates, the locking rods 6 are far away from the highest point of the ratchet teeth, one end of each locking rod 6 is abutted to the position between the teeth of two ratchet teeth by the compression spring 7, at the moment, the other end of each locking rod 6 is separated from the clamping hole of the bin body, the bin cover can be separated, and ejection devices (such as parachutes, missiles and the like) in the bin body can be. In the application, the locking rods are pushed into the clamping holes of the cabin body by the ratchets to realize the fixed connection of the cabin cover and the cabin body, the ejection force of the ejection device in the cabin body is dispersed on each locking rod, the locking rods are high in strength and not easy to deform, the cabin cover cannot be separated from the cabin body due to unexpected conditions such as vibration and the like in the transportation or flight process, and the ejection device cannot be ejected accidentally; when the bin cover needs to be opened, the motor drives the chassis to rotate, the ratchet wheel rotates, the locking rod is separated from the ratchet teeth, the compression spring releases elastic force, one end of the locking rod is supported between the two ratchet teeth, meanwhile, the other end of the locking rod is separated from the clamping hole, the bin cover can be opened, the ratchet wheel design is adopted, the locking rod is high in releasing speed, and the ejection device in the ejection bin is guaranteed to be ejected in time.
Preferably, the ratchet wheel 4 is a three-tooth ratchet wheel 4, the angle between the teeth of the three-tooth ratchet wheel 4 is 120 degrees, the bin cover is correspondingly provided with three locking mechanisms, and the bin cover and the bin body are locked through the three locking mechanisms, so that the structure is simple and the connection is firm.
Preferably, the ratchets are outer arc convex structures extending out of the outer edge of the ratchet wheel 4 along the circumferential direction, when the ratchet wheel 4 rotates, the end part of the locking rod 6 slides to the position between the teeth of the two ratchets along the outer surface of the ratchets, and compared with the sharp ratchets, the bin cover is not easy to damage and has longer service life.
Preferably, the lateral surface of ratchet is equipped with locking groove 41, and locking groove 41 is located the biggest department of ratchet diameter, and locking lever 6 is equipped with the strip arch with ratchet complex one end, and the strip arch cooperates with locking groove 41, and when the cang lid was locked, locking lever 6 supported in locking groove 41, can prevent that locking lever 6 from deviating, made the cang lid more firm with the body coupling in storehouse.
Preferably, the cang gai still embeds there is electric core and sensor to guarantee that the cang gai can the autonomous working, if the built-in parachute that is in the storehouse body, this cang gai can also embed the gyroscope, just control the cang gai and open with the release parachute when detecting that unmanned aerial vehicle gesture inclination is great, if during equipment such as the built-in guided missile in the storehouse body or small aircraft, can receive the wireless signal that external equipment sent through the controller and control the cang gai and open.
Preferably, the end part of one end, matched with the bin body, of the locking rod 6 is designed to be an inclined plane, the inclined plane is upward, and when the bin cover is not completely covered in place, the bin cover moves downwards to a certain extent to achieve the buckling and sealing effect by generating downward pressure through the transverse stretching and extrusion of the locking rod 6; when the ratchet wheel 4 rotates to a release position (namely the position between two teeth of two ratchets), the resilience force of the locking rod 6 is provided with transverse contraction force by the compression spring 7, meanwhile, the locking rod 6 has great transverse pressure due to the pressure inside the bin body and the decomposition of the force generated on the inclined surface by the extrusion force between the inclined surface and the combining wall, the vector direction of the force is consistent with the elastic direction of the compression spring 7, and the locking rod 6 can be better helped to rebound.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a transmission storehouse lid, includes top cap (1) and bottom plate (2) that the joint is in the same place, its characterized in that: the bin cover is characterized in that a driving motor (3) is fixed on the reverse side of the top cover (1), a driving gear is mounted on an output shaft of the driving motor (3), the driving gear is meshed with a large gear (5) on the bottom plate (2), a ratchet wheel (4) is fixedly mounted on the large gear (5), the bottom plate (2), the large gear (5) and the ratchet wheel (4) are coaxially mounted, the bin cover further comprises a plurality of locking mechanisms, the number of the locking mechanisms is consistent with that of ratchet teeth on the ratchet wheel (4), each ratchet tooth corresponds to one locking mechanism, each locking mechanism comprises a locking rod (6) and a compression spring (7), the compression springs (7) are sleeved outside the locking rods (6), when the bin cover is in a locking state, one ends of the locking rods (6) are tightly propped by the ratchet teeth, the other ends of the locking rods (6) extend into clamping holes of the bin body, and when, one end of the locking rod (6) is positioned between the teeth of the two ratchets, and the other end of the locking rod (6) is separated from the clamping hole of the bin body.
2. A launch bin cover according to claim 1, wherein: the ratchet wheel (4) is a three-tooth ratchet wheel (4), the angle between the teeth of the three-tooth ratchet wheel (4) is 120 degrees, and the bin cover is correspondingly provided with three locking mechanisms.
3. A launch bin cover according to claim 1, wherein: the ratchet is an outer arc convex structure extending out of the outer edge of the ratchet wheel (4) along the circumferential direction.
4. A launch bin cover according to claim 1, wherein: the outer side surface of the ratchet is provided with a locking groove (41), the locking groove (41) is located at the position with the largest diameter of the ratchet, one end, matched with the ratchet, of the locking rod (6) is provided with a strip-shaped bulge, and the strip-shaped bulge is matched with the locking groove (41).
5. A launch bin cover according to claim 1, wherein: and a battery core and a sensor are arranged in the sensor.
6. A launch bin cover according to claim 1, wherein: the end part of one end of the locking rod (6) matched with the bin body is designed to be an inclined plane, and the inclined plane is upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565428.9U CN209870716U (en) | 2019-04-23 | 2019-04-23 | Cover of launching bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565428.9U CN209870716U (en) | 2019-04-23 | 2019-04-23 | Cover of launching bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209870716U true CN209870716U (en) | 2019-12-31 |
Family
ID=68961687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920565428.9U Active CN209870716U (en) | 2019-04-23 | 2019-04-23 | Cover of launching bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209870716U (en) |
-
2019
- 2019-04-23 CN CN201920565428.9U patent/CN209870716U/en active Active
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