CN208535046U - Launch protective device - Google Patents

Abstract

The utility model relates to a kind of dispensing protective devices, it include: bottom plate (2), top plate (1) and buffer element, wherein, for carrying object to be put on top plate (1), buffer element is located between top plate (1) and bottom plate (2), for when launching, bottom plate (2) to contact ground and top plate (1) is towards during bottom plate (2) movement, it is realized and is buffered by compressive deformation, and the compression direction of buffer element is gradually reduced in deformation process relative to the tilt angle of top plate (1).The elastic force that such dispensing protective device enables to buffer element to generate on perpendicular to bottom plate direction is by dying down by force, it is not easy to rebound, so that object to be put steadily lands, safety and nondestructive can quickly come into operation.

Description

Launch protective device

Technical field

The utility model relates to technical field of safety protection more particularly to a kind of dispensing protective devices.

Background technique

With the development of equipment technology, in onerous toil place, machinery has gradually replaced manpower, and people can be easily It manipulates mechanized equipment and carries out labor operation.With the gradually diversification of equipment type, environmental suitability is also increasingly stronger, can meet Demand under more multi-state.

Under certain bad working environments, such as rescue occasion, it needs to hang equipment and is launched from certain eminence to rescue now , so that equipment can carry out rescue operation in time.And equip and itself be difficult to bear biggish landing impact, so in height The damage for easily causing equipment is launched at place, is missed an opportunity because of a delay, is caused serious loss.Therefore it is required that equipment is not sent out after falling from eminence Raw damage, still is able to work normally, this just needs to carry out security protection to equipment, it is ensured that its steady, safety lands.

Currently, a kind of scheme that utility model people is known is placed vertically between load bed bottom surface and release bottom plate Multiple groups compressed spring, when missile lands moment, spring plays buffer function.The cushion effect that spring provides during landing is passed Increasing trend, this is unfavorable for the steady landing of missile, is also easy to produce rebound.

Utility model content

Inventors discovered through research that make equipment safety land, preferably while carrying out landing and buffering to equipment and preventing It tumbles protection, and cushion effect during landing to be prevented to be incremented by bring rebound phenomena.

For this purpose, the embodiments of the present invention provide a kind of dispensing protective device, object to be put can be made more steady Ground falls on predeterminated position.

To achieve the above object, the embodiments of the present invention provide a kind of dispensing protective device, comprising:

Bottom plate；

Top plate, for carrying object to be put on top plate；With

Buffer element is located between top plate and bottom plate, for contacts baseplate target dispensing face and top plate direction when launching During bottom plate moves, is realized and buffered by compressive deformation, and inclination angle of the compression direction of buffer element relative to top plate Degree is gradually reduced in deformation process.

Further, direction of the buffer element from top plate to bottom plate is gradually inclined outwardly.

Further, launching protective device further includes guide part, for guiding the compression direction of buffer element, is set on bottom plate There is guide groove, first end and the top plate of guide part are rotatably coupled, and second end can be slided in guide groove.

Further, guide part is support rod, and buffer element is spring, and spring is set in outside support rod.

Further, launching protective device further includes locating part, and locating part is located on bottom plate, and the position pair with guide groove It answers, locating part is equipped with the avoiding space moved for guide part, and locating part is used for buffer element close to the position of bottom plate one end It is limited.

Further, locating part is made of elastic material.

Further, launching protective device further includes extension supporting leg, and extension supporting leg is slideably set along length direction In guide groove, direction of the buffer element from top plate to bottom plate is gradually inclined outwardly, and the second end of guide part can slided outward Driving extension supporting leg stretches out when dynamic.

Further, the cross section of guide groove is trapezoidal, extend the cross sectional shape and size of supporting leg with guide groove phase Adaptation.

Further, it extends when the frictional force between supporting leg and guide groove is placed on top plate not less than object to be put by leading The active force on extension supporting leg is applied to the second end of part.

Further, launching protective device includes multiple buffer elements, and each buffer element is along dispensing protective device It is provided at circumferentially spaced.

Further, each buffer element is uniformly distributed along the circumferential direction for launching protective device.

Further, top plate and bottom plate are rounded, and projection of the compression direction of buffer element on bottom plate is in bottom plate Radially.

Based on the above-mentioned technical proposal, the dispensing protective device of the utility model one embodiment, between top plate and bottom plate Be arranged buffer element, buffer element can launch when contacts baseplate ground and top plate towards bottom plate move during, pass through Buffering is realized in compressive deformation, and the compression direction of buffer element gradually subtracts in deformation process relative to the tilt angle of top plate It is small, so that the elastic force that buffer element generates on perpendicular to top plate direction is by dying down by force, it is not easy to rebound, so as to be put Object steadily lands, safety and nondestructive, can quickly come into operation.

Detailed description of the invention

Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application, The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model It limits.In the accompanying drawings:

Fig. 1 is that one embodiment of the utility model dispensing protective device is in the structural schematic diagram of free state；

Fig. 2 is that one embodiment of the utility model dispensing protective device is in the schematic diagram of compression limit state；

Fig. 3 is that one embodiment of the utility model dispensing protective device is in the top view of compression limit state；

Fig. 4 is that the utility model launches the structural schematic diagram that one embodiment of supporting leg is extended in protective device.

Description of symbols

1, top plate；2, bottom plate；3, support rod；4, spring；5, locating part；51, arcwall face；6, guide groove；7, supporting leg is extended.

Specific embodiment

The utility model described further below.In the following paragraphs, the different aspect of embodiment is defined in more detail. The various aspects so limited can be combined with any other one aspect or many aspects, can not be combined unless explicitly stated otherwise.Especially It is, it is considered to be preferred or advantageous any feature can be considered as preferred or advantageous spy with other one or more Sign combination.

The terms descriptions merely for convenience such as " first " that occurs in the utility model, " second ", with distinguish have it is identical The different building blocks of title are not offered as successive or primary-slave relation.

"upper", "lower", "top", "bottom", "front", "rear", "inner" and "outside" etc. are used in the description of the present invention, The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new Type, rather than the device of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore not It can be interpreted as the limitation to scope of protection of the utility model.

As shown in Figures 1 to 4, the utility model provides a kind of dispensing protective device, in a schematical embodiment In, including top plate 1, bottom plate 2 and buffer element, top plate 1 and bottom plate 2 be oppositely arranged, and top plate 1 is located at bottom plate 2 and throws far from target The side in face is put, is used to carry object to be put on top plate 1, the mode of placement, clamping or bundled fixed can be used in object to be put It is arranged on top plate 1, buffer element is connected between top plate 1 and bottom plate 2.When needing to be implemented dispensing task, protection dress is launched It sets together with object to be put missile as a whole, for example, can be launched straight down from the air, or in the horizontal direction or parabola It launches downwards in direction.

For being thrown to ground straight down, target, which launches face, can be ground.In the initial state, object to be put is set Buffer element can be made to generate pre compressed magnitude when on top plate 1, so that treating missile forms stable support force.By whole dispensing For object after aerial release, bottom plate 2 first contacts ground, and under the action of the gravity of object to be put and inertia force, top plate 1 can be further It is moved towards bottom plate 2.

Buffer element is used for the contact ground of bottom plate 2 when launching and top plate 1 is towards during the movement of bottom plate 2, passes through pressure Compression deformation realize buffering, and the compression direction of buffer element relative to the tilt angle of top plate 1 or bottom plate 2 in deformation process by It is decrescence small, so that during top plate 1 moves downward, although total bullet of the increase generation due to buffer element compression deformation Power increases, but the elastic force that buffer element generates on perpendicular to 1 direction of top plate is by gradually dying down by force, it is not easy to make whole device It rebounds, so that object to be put steadily lands, safety and nondestructive can quickly come into operation.Such tilt angle mentioned refers to Acute angle.

In some embodiments, with reference to Fig. 1, buffer element is gradually inclined outwardly from top plate 1 to the direction of bottom plate 2.It is this Setting form can make buffer element form top plate 1 and object to be put more steady during top plate 1 is moved towards bottom plate 2 Fixed resilient support lands object to be put more smoothly.

In some embodiments, launching protective device further includes guide part, for guiding the compression direction of buffer element, is made Buffer element has stable compressed path, and guarantees that compression direction was being deformed relative to the tilt angle of top plate 1 or bottom plate 2 It is gradually reduced in journey.As shown in Figure 1, bottom plate 2 is equipped with guide groove 6, first end and the top plate 1 of guide part are rotatably coupled, Second end can be slided in guide groove 6.

For embodiment shown in FIG. 1, buffer element is gradually inclined outwardly from top plate 1 to the direction of bottom plate 2, correspondingly, The second end of guide part can be slided from inside to outside in guide groove 6.

The embodiment can make buffer element have stable deformation path by guide part, to guarantee that force variation is steady It is fixed, and being gradually reduced perpendicular to the elastic force on 1 direction of top plate for buffer element can be realized by simple structure.

As shown in Figure 1, guide part is support rod 3, for example, using round bar shape structure, buffer element is spring 4,4 sets of spring It is located at outside support rod 3.3 structure of support rod can mitigate the weight for launching protective device as far as possible, to reduce the impact being subject to when landing Power；And 3 light structure of support rod, it continuous flexible motion can change elastic force in guide groove 6, realize elastic force continuous steady Fixed variation prevents from causing elastic force to generate mutation since guide part moves clamping stagnation, so that object to be put be made steadily to land.

Referring to figs. 1 to Fig. 3, launch protective device further include locating part 5, locating part 5 is set on a base plate 2, and with guide groove 6 Position is corresponding, and locating part 5 is equipped with the avoiding space moved for guide part, and locating part 5 is used for buffer element close to bottom plate 2 The position of second end is limited.Moreover, first end of the inner surface of top plate 1 to buffer element close to top plate 1 carries out extruding limit Position.After being limited to the both ends of buffer element, during top plate 1 is moved towards bottom plate 2, the second end position of buffer element Fixed, first end can be moved downward with top plate 1, so that buffer element gradually reduces.

The embodiment can not only be such that buffer element is reliablely and stablely compressed, and the thickness design for passing through locating part The extreme sport position of top plate 1 can also be limited, so that the deflection of buffer element is in safe range, protects buffer element not It is damaged, when top plate 1 contacts locating part 5, top plate 1 reaches the limit of movement position.

As shown in figure 3, locating part 5 is strip structure, positioned at the surface of guide groove 6, and along the length of guide groove 6 Direction extends, and along itself, at least partly length direction is equipped with the slot penetrated through from top to bottom to locating part 5 from inner end, which uses Make the avoiding space moved for guide part.Bottom plate shown in Fig. 12 is just in the state of contact ground, the second end of support rod 3 not into Enter in slot, during top plate 1 is moved towards bottom plate 2, the second end of support rod 3 is gradually slided into slot, and Fig. 2 is eventually arrived at Shown in be in compression limit state schematic diagram.

As shown in Figure 1, the top of 5 inner end of locating part is equipped with arcwall face, with preferable geometric angle to cushioning elements such as springs 4 The second end of part is limited.

Further, locating part 5 is made of elastic material, such as rubber.When top plate 1 is moved to and is contacted with bottom plate 2, Auxiliary buffer function can be played.

As shown in Fig. 2, the dispensing protective device of the utility model further includes extension supporting leg 7, supporting leg 7 is extended along length Direction is slidably disposed in guide groove 6, and buffer element is gradually inclined outwardly from top plate 1 to the direction of bottom plate 2, and the of guide part Two ends can drive extension supporting leg 7 to stretch out when sliding in and out.Extend supporting leg 7 length can anti-tipping power as needed set Meter.

Preferably, it extends when the frictional force between supporting leg 7 and guide groove 6 is placed on top plate 1 not less than object to be put and passes through Guide part second end is applied to the active force on extension supporting leg 7, is in retraction shown in Fig. 1 to make to extend supporting leg 7 before dispensing The state of bottom plate 2.

The embodiment is protruding by making extension supporting leg 7 after landing, increases the anti-tipping arm of force, equivalent to increase Span is supported, the surround the area of effective support force is not only increased, while also increasing the contact area with ground, can play Anti-tipping effect.And the anti-tipping arm of force is gradually increased during landing, makes the landing for launching protective device and object to be put More stable, to guarantee that object to be put steadily lands, safety and nondestructive quickly comes into operation.

In some embodiments, the second end of guide part is connect with the inner end of extension supporting leg 7, is transported in top plate 1 towards bottom plate 2 After moving extreme position, top plate 1 is directed away from the direction rebound of bottom plate 2 under the action of buffer element, drives extension supporting leg 7 It withdraws.Extension supporting leg 7 can be under the push-and-pull action of guide part along 6 sliding extension of guide groove as a result,.

The embodiment can make dispensing protective device and object to be put make to extend supporting leg 7 during landing and buffering automatically It stretches out, and restores automatically after steady landing to original state, it is easy to use, additional setting driving part can be saved, so that anti- Tilt functions and pooling feature can realize linkage.

Alternatively, the second end of guide part abuts directly against the inner end of extension supporting leg 7, is needing to receive extension supporting leg 7 Hui Shi can inwardly be pushed back by the external force of operator by supporting leg 7 is extended.

Specifically, support rod 3 is gradually inclined outwardly from top plate 1 to the direction of bottom plate 2, is moved in top plate 1 towards bottom plate 2 In the process, spring 4 gradually reduces, and the angle between support rod 3 and top plate 1 is gradually reduced, the first end of support rod 3 relative to The position of top plate 1 is constant, and second end slides in and out along guide groove 6, to drive extension supporting leg 7 protruding.

With reference to Fig. 4, the cross section of guide groove 6 be it is trapezoidal, extend the cross sectional shape and size of supporting leg 7 with guide groove 6 It is adapted.Extension supporting leg 7 can be inserted into assembly from the outer end of guide groove 6.Such structure type is easy to process, can prevent 7 prolapse upwards of supporting leg are extended, only allow to extend supporting leg 7 relative to the outwardly directed freedom degree of bottom plate 2；And it is conducive to increase extension The contact area of supporting leg 7 and ground, to form more stable support force.

In some embodiments, launching protective device includes multiple buffer elements, and each buffer element is protected along dispensing Device is provided at circumferentially spaced.Such arrangement can not only increase the cushion effect being subject to when the landing of whole missile, moreover it is possible to The cushion effect for being subject to it circumferentially everywhere is more balanced, increases stationarity when landing.

Preferably, with reference to Fig. 3, each buffer element is uniformly distributed along the circumferential direction for launching protective device, so as to launch protection dress It is balanced to set the circumferential cushion effect being subject to everywhere.In structure shown in Fig. 3, the circumferential direction for launching protective device is evenly distributed with four springs 4, Support rod 3, guide groove 6, extension supporting leg 7, locating part 5 are correspondingly arranged with spring 4, can be needed to increase and decrease configuration quantity according to protection.

Further, still referring to FIG. 3, buffer element is uniformly arranged even number along the circumferential direction for launching protective device.It is such The elastic force that structure can be such that each buffer element generates can cancel out each other in the horizontal plane, make whole missile only by along vertical During landing laterally offset occurs for the elastic force of falling direction to prevent from launching protective device, to keep object to be put accurate Ground falls to predeterminated position.

As shown in figure 3, top plate 1 and bottom plate 2 are rounded, the projection of the compression direction of buffer element on a base plate 2 is in bottom Plate 2 is radially.In addition, the structure type of top plate 1 and bottom plate 2 is not limited to circle, it can be other shapes such as rectangle, polygon Shape, specific structure can be needed according to protection to change.

The dispensing protective device of above-described embodiment needs to fall on object to be put on target dispensing face to preset suitable for various The task of position, under certain bad working environments, such as rescue occasion, object to be put are all kinds of equipments, need to hang equipment It launches from certain eminence to rescue site, so that equipment can carry out rescue operation in time.

The dispensing protective device of the utility model can carry out landing and buffering and anti-tipping protection to equipment, reduce equipment and fall The impact born when ground makes to equip steady safety and lands, and prevents from launching from eminence and equipment is caused to damage, equipment is made to remain to normal work Make, will not be delayed using opportunity, avoid heavy losses.

Therefore, the dispensing protective device of the utility model is applicable to the extreme low-altitude dispensing of the equipments such as emergency management and rescue, uses Simple structure and manner of execution can be achieved at the same time buffering and turn over anti-without external motivating force.And in whole missile During landing, the buffer function that buffer element generates by dying down by force, extension supporting leg 7 generate it is anti-turn over effect and change from weak to strong, can Guarantee the steady landing of equipment, safety and nondestructive quickly comes into operation, the occasion of reply emergency equipment.Moreover, such launch is prevented Protection unit structure is simple, at low cost, it is easy to accomplish.

Wherein, extreme low-altitude to be derived from aviation field, extreme low-altitude span 100 meters of regions below from the ground, low latitude 100- Region between 1000 meters.Equipment air-drop when parachute can be cooperated to be launched in the air, reach closely when speed it is very low, landing When play the role of buffering by dispensing protective device and it is anti-turn over, which is equivalent to when equipping from preset height freely falling body The speed on ground.Thus the dispensing protective device of the utility model especially suitable for equipment from it is lower in the air fall or launch when (no With the parachute stage) protection.

In order to make those skilled in the art clearly understand the present invention launch protective device working principle, below with It is illustrated for Fig. 1 and Fig. 2.

It by object to be put installation, is fixed on top plate 1, forms whole missile.Breakdown lorry or other heavy vehicles Suspended object to be put or top plate 1 carry out extreme low-altitude dispensing.

In dropping process, the bottom plate 2 for launching protective device first lands whole missile, on top object weight to be put and Under the action of inertia force, top plate 1 is moved downward, compressed spring 4, so that top plate 1 is played buffer function by opposition. Meanwhile top plate 1 pushes support rod 3 to move downward, and slides the second end of support rod 3 from inside to outside in guide groove 6, at the same time, The second end driving extension supporting leg 7 of support rod 3 is protruding along guide groove 6, increases and prevents turning over the arm of force, plays the role of anti-turn over.

In landing impact process, with the compression of spring 4, the vertical cushion effect for treating missile is allowed to fall from large to small Ground is more smooth, the anti-tipping arm of force change from small to big be allowed to landing it is more steady.Under the auxiliary buffer function of rubber locating part 5, top plate 1 It is compressed to extreme position.In this way, the steady landing of equipment, safety and nondestructive can quickly come into operation with launching after protective device is freed.

A kind of dispensing protective device provided by the utility model is described in detail above.Tool used herein The embodiment of body is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help Understand the method and its core concept of the utility model.It should be pointed out that for those skilled in the art, Under the premise of not departing from the utility model principle, several improvements and modifications can be made to this utility model, these improve and Modification is also fallen into the protection scope of the utility model claims.

Claims (12)

1. a kind of dispensing protective device characterized by comprising

Bottom plate (2)；

Top plate (1), for carrying object to be put on the top plate (1)；With

Buffer element is located between the top plate (1) and bottom plate (2), is launched for bottom plate (2) contact target described when launching During face and the top plate (1) are moved towards bottom plate (2), is realized and buffered by compressive deformation, and the buffer element Compression direction is gradually reduced in deformation process relative to the tilt angle of the top plate (1).

2. dispensing protective device according to claim 1, which is characterized in that the buffer element from the top plate (1) extremely The direction of bottom plate (2) is gradually inclined outwardly.

3. dispensing protective device according to claim 1, which is characterized in that it further include guide part, it is described slow for guiding The compression direction of element is rushed, the bottom plate (2) is equipped with guide groove (6), and the first end of the guide part and the top plate (1) can It rotationally connects, second end being capable of the sliding in the guide groove (6).

4. dispensing protective device according to claim 3, which is characterized in that the guide part is support rod (3), described slow Rushing element is spring (4), and the spring (4) is set in the support rod (3) outside.

5. dispensing protective device according to claim 3, which is characterized in that further include locating part (5), the locating part (5) it is located on the bottom plate (2), and corresponding with the position of the guide groove (6), the locating part (5) is equipped with described in confession and leads The avoiding space moved to part, the locating part (5) be used for the buffer element close to the bottom plate (2) one end position into Row limitation.

6. dispensing protective device according to claim 5, which is characterized in that the locating part (5) uses elastic material system At.

7. dispensing protective device according to claim 3, which is characterized in that it further include extension supporting leg (7), the extension branch Leg (7) is slidably disposed in the guide groove (6) along length direction, and the buffer element is from the top plate (1) bottom of to The direction of plate (2) is gradually inclined outwardly, and the second end of the guide part can drive the extension supporting leg (7) when sliding in and out It stretches out.

8. dispensing protective device according to claim 7, which is characterized in that the cross section of the guide groove (6) be it is trapezoidal, The cross sectional shape and size of extension supporting leg (7) is adapted with the guide groove (6).

9. dispensing protective device according to claim 7, which is characterized in that the extension supporting leg (7) and the guide groove (6) it is applied to when frictional force between is placed on top plate (1) not less than object to be put by the second end of the guide part described Extend the active force on supporting leg (7).

10. dispensing protective device according to claim 1, which is characterized in that including multiple buffer elements, Ge Gesuo It states buffer element and launches being provided at circumferentially spaced for protective device along described.

11. dispensing protective device according to claim 10, which is characterized in that each buffer element is along the throwing The circumferential direction for putting protective device is uniformly distributed.

12. dispensing protective device according to claim 10, which is characterized in that the top plate (1) and bottom plate (2) are in circle Shape, projection of the compression direction of the buffer element on the bottom plate (2) are in the bottom plate (2) radially.