CN214838090U - Automobile shock absorption sleeve for aviation equipment transportation - Google Patents

Abstract

The utility model relates to a shock attenuation technical field of transport automobile specifically is a car shock attenuation cover for aviation equipment transportation, including outer protection section of thick bamboo and protection inner tube, be provided with the shock attenuation jar in the protection inner tube, it has the piston rod to peg graft in the shock attenuation jar, and the upper end welding of shock attenuation jar has a fixing base, and the upper end welding of going up the fixing base has an go-between, and the protection inner tube passes through bolted connection with last fixing base, and the bottom welding of piston rod has lower fixing base, the beneficial effects of the utility model are that: through outer protection section of thick bamboo and protection inner tube cooperation to in the effectual foreign matter that prevents got into damping device, when the rainwater along the downward landing of protection inner tube, the rainwater can be along the annular groove of protection inner tube landing to outer protection section of thick bamboo in, flow through the wash port at last, effectually prevent that the rainwater from getting into damping device in, thereby protection damping device utilizes the filter screen that sets up, effectually with isolated such as dust, prevent inside dust foreign matter etc. from the gas pocket entering protection inner tube.

Description

Automobile shock absorption sleeve for aviation equipment transportation

Technical Field

The utility model relates to a shock attenuation technical field of transport vechicle specifically is a car shock attenuation cover for aviation equipment transportation.

Background

Aviation equipment refers to the general term of aviation security supplies. The method mainly comprises the following steps: the aeronautical technical equipment and equipment required by maintenance and repair of the aeronautical technical equipment. Special equipment and tools for aviation ground service support. And special instruments and equipment for aviation scientific research experiments. Specifically, the method comprises the following steps: the aircraft body and spare parts thereof, the aircraft engine and spare parts thereof, the aviation instrument electrical equipment and spare parts thereof, the aviation oxygen equipment and spare parts thereof, the aviation radio electronic equipment and spare parts thereof, the aviation standard component and the bearing. In the process of transporting aviation equipment, a protection device needs to be made, and particularly when some precision equipment such as aviation instrument electrical equipment and the like is transported, protection measures such as shock absorption and the like need to be made due to the fact that the equipment is precise and expensive. The outside cover of current automobile damping device is equipped with the shock attenuation cover, and the automobile shock attenuation cover is mostly the rubber sleeve. The automobile shock-absorbing sleeve is difficult to avoid the situation that foreign matters are clamped in the shock absorber, so that the protection effect of the automobile shock-absorbing sleeve on the shock absorber is influenced, and the protection on precision equipment such as on-board aviation instrument electrical equipment is influenced; the existing automobile shock absorption sleeve is difficult to be firmly fixed with the top end of a shock absorber, so that rainwater easily flows in from the top end of the shock absorption sleeve, and the service life of the automobile shock absorber is influenced.

Therefore, a need exists for a shock-absorbing sleeve for an aircraft for transportation of equipment to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car shock attenuation cover for air equipment transportation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automobile shock-absorbing sleeve for aviation equipment transportation comprises an outer protective cylinder and a protective inner cylinder, wherein a shock-absorbing cylinder is arranged in the protective inner cylinder, a piston rod is inserted in the shock-absorbing cylinder, an upper fixing seat is welded at the upper end of the shock-absorbing cylinder, an upper connecting ring is welded at the upper end of the upper fixing seat, the protective inner cylinder is connected with the upper fixing seat through a bolt, a lower fixing seat is welded at the bottom end of the piston rod, a lower connecting ring is welded at the bottom end of the lower fixing seat, the upper end of the lower fixing seat is connected with the outer protective cylinder through a bolt, a sealing gasket is arranged between the outer protective cylinder and the lower fixing seat, an annular groove is formed in the upper end of the outer protective cylinder, a reset spring is arranged in the annular groove, the protective inner cylinder is inserted into the annular groove, four air holes are formed in the upper end of the protective inner cylinder in a circumferential array, and a protective device is sleeved outside the protective inner cylinder, and a fixed frame in the protection device is connected with the upper fixed seat through a bolt.

Preferably, the piston rod is sleeved with a damping spring, the upper end of the damping spring is in contact with the damping cylinder, and the lower end of the damping spring is in contact with the lower fixing seat.

Preferably, six drain holes are formed in the outer side surface of the outer protective cylinder in a circumferential array and communicated with the annular groove.

Preferably, the protection inner cylinder is connected with the outer protection cylinder in a sliding mode, and the lower end of the protection inner cylinder is in contact with the reset spring.

Preferably, the guard comprises: the upper end of the fixing frame is connected with the protective inner barrel through bolts, and four filter screens are embedded in the side face of the fixing frame in a circumferential array mode.

Preferably, the lower end of the fixing frame is sleeved outside the outer protection barrel, and the fixing frame is connected with the outer protection barrel in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of outer protective cylinder and protective inner tube to in the effectual foreign matter that prevents got into damping device, when the rainwater along the downward landing of protective inner tube, the rainwater can be along the annular groove of protective inner tube landing outer protective cylinder in, flow through the wash port at last, effectually prevent that the rainwater from getting into damping device in, thereby protection damping device utilizes the filter screen that sets up, effectually with isolated such as dust, prevent inside dust foreign matter etc. get into protective inner tube from the gas pocket, the utility model discloses simple structure, reasonable in design can effectual protection damping device, extension damping device's life.

Drawings

FIG. 1 is a schematic sectional view of the structure of the shock-absorbing sleeve of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural view of the upper fixing base, the inner protective cylinder and the protective device of the present invention;

fig. 4 is an explosion diagram of the structure of the shock-absorbing sleeve of the utility model.

In the figure: 1. a damping cylinder; 11. a piston rod; 2. a damping spring; 3. an upper fixed seat; 31. an upper connecting ring; 4. a lower fixed seat; 41. a lower connecting ring; 42. a sealing gasket; 5. an outer protective sleeve; 51. a circular ring-shaped groove; 52. a drain hole; 6. a protective inner barrel; 61. air holes; 7. a return spring; 8. a fixed mount; 81. and (4) a filter screen.

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 to 4, the present invention provides a technical solution: the utility model provides an automobile shock attenuation cover for aircraft equipment transportation, includes outer protective barrel 5 and protective inner tube 6, is provided with damping cylinder 1 in the protective inner tube 6, and it has piston rod 11 to peg graft in the damping cylinder 1, and the welding of the upper end of damping cylinder 1 has fixing base 3, and the welding of the upper end of going up fixing base 3 has go up go-between 31, and piston rod 11 slides from top to bottom along damping cylinder 1, conveniently is connected damping device and automobile parts through going up go-between 31.

Protection inner tube 6 and last fixing base 3 pass through bolted connection, are convenient for the later stage through bolted connection and dismantle protection inner tube 6, and the bottom welding of piston rod 11 has lower fixing base 4, and the cover is equipped with damping spring 2 on the piston rod 11, and damping spring 2's upper end and damping cylinder 1 contact, damping spring 2's lower extreme and lower fixing base 4 contact, and damping cylinder 1 downstream makes extrusion damping spring 2 to it is better to make the shock attenuation effect.

Lower fixing base 4's bottom welding has lower go-between 41, lower go-between 41 is used for being connected with automobile parts, the upper end and the outer protective barrel 5 of lower fixing base 4 pass through bolted connection, be provided with seal ring 42 between outer protective barrel 5 and the lower fixing base 4, extrude seal ring 42 and produce deformation when installing outer protective barrel 5 and lower fixing base 4, it is further sealed with lower fixing base 4 to make outer protective barrel 5 through seal ring 42, circular groove 51 has been seted up to the upper end of outer protective barrel 5, six wash ports 52 have been seted up to the lateral surface one-tenth circumference array of outer protective barrel 5, wash port 52 and circular groove 51 intercommunication, when the rainwater was along the downward landing of protective inner tube 6, the rainwater can be along the protective inner tube 6 landing in the circular groove 51 of outer protective barrel 5, at last through wash port 52 outflow, effectually prevent that the rainwater from getting into damping device.

Be provided with reset spring 7 in the annular groove 51, protection inner tube 6 is pegged graft with annular groove 51, and protection inner tube 6 and outer protection section of thick bamboo 5 sliding connection, the lower extreme and the reset spring 7 contact of protection inner tube 6, and reset spring 7 applys for elasticity to protection inner tube 6, extrudees reset spring 7 when protection inner tube 6 slides down along outer protection section of thick bamboo 5.

Four gas pockets 61 have been seted up to the upper end of protection inner tube 6 circumference array, and the outside cover of protection inner tube 6 is equipped with protector, and mount 8 among the protector passes through bolted connection with last fixing base 3, and the outside of protection section of thick bamboo 5 is established outside to the lower pot head of mount 8, and mount 8 and 5 sliding connection of protection section of thick bamboo, protector include outward: mount 8 and filter screen 81, mount 8's upper end passes through bolted connection with protection inner tube 6, and mount 8's side becomes the circumference array and inlays and have four filter screens 81, and filter screen 81 is used for preventing that dust foreign matter etc. from getting into inside the protection inner tube 6 from gas pocket 61, and bolted connection is convenient for dismantle mount 8 get off to the convenience is cleared up filter screen 81.

The working principle is as follows: when the damping device works, the upper fixing seat 3 pushes the protective inner cylinder 6 to slide up and down along the outer protective cylinder 5, and the outer protective cylinder 5 is matched with the protective inner cylinder 6, so that foreign matters are effectively prevented from entering the damping device, meanwhile, rainwater is isolated by the protective inner cylinder 6, when the rainwater slides down along the protective inner cylinder 6, the rainwater can slide down along the protective inner cylinder 6 into the annular groove 51 of the outer protective cylinder 5 and finally flows out through the drain hole 52, and the rainwater is effectively prevented from entering the damping device, so that the damping device is protected; utilize the filter screen 81 that sets up, effectually with isolated such as dust, prevent that dust foreign matter from getting into inside the protection inner tube 6 from gas pocket 61, the utility model discloses simple structure, reasonable in design can effectual protection damping device, extension damping device's life.

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 car shock attenuation cover for air apparatus transportation, includes outer protective barrel (5) and protection inner tube (6), its characterized in that: the damping device is characterized in that a damping cylinder (1) is arranged in the protective inner cylinder (6), a piston rod (11) is inserted in the damping cylinder (1), an upper fixing seat (3) is welded at the upper end of the damping cylinder (1), an upper connecting ring (31) is welded at the upper end of the upper fixing seat (3), the protective inner cylinder (6) is connected with the upper fixing seat (3) through a bolt, a lower fixing seat (4) is welded at the bottom end of the piston rod (11), a lower connecting ring (41) is welded at the bottom end of the lower fixing seat (4), the upper end of the lower fixing seat (4) is connected with an outer protective cylinder (5) through a bolt, a sealing gasket (42) is arranged between the outer protective cylinder (5) and the lower fixing seat (4), an annular groove (51) is formed at the upper end of the outer protective cylinder (5), a reset spring (7) is arranged in the annular groove (51), and the protective inner cylinder (6) is inserted in the annular groove (51), four air holes (61) are formed in the upper end of the protective inner cylinder (6) in a circumferential array, a protective device is sleeved on the outer side of the protective inner cylinder (6), and a fixing frame (8) in the protective device is connected with the upper fixing seat (3) through bolts.

2. The automobile shock-absorbing sleeve for air equipment transportation according to claim 1, wherein: the damping device is characterized in that the piston rod (11) is sleeved with a damping spring (2), the upper end of the damping spring (2) is in contact with the damping cylinder (1), and the lower end of the damping spring (2) is in contact with the lower fixing seat (4).

3. The automobile shock-absorbing sleeve for air equipment transportation according to claim 1, wherein: six drain holes (52) are formed in the outer side surface of the outer protective barrel (5) in a circumferential array, and the drain holes (52) are communicated with the annular groove (51).

4. The automobile shock-absorbing sleeve for air equipment transportation according to claim 1, wherein: the protective inner cylinder (6) is connected with the outer protective cylinder (5) in a sliding mode, and the lower end of the protective inner cylinder (6) is in contact with the reset spring (7).

5. The automobile shock-absorbing sleeve for air equipment transportation according to claim 1, wherein: the guard device includes: mount (8) and filter screen (81), the upper end and the protection inner tube (6) of mount (8) pass through bolted connection, the side of mount (8) becomes the circumference array and inlays and have four filter screens (81).

6. The automobile shock-absorbing sleeve for air equipment transportation according to claim 5, wherein: the lower end of the fixing frame (8) is sleeved outside the outer protection barrel (5), and the fixing frame (8) is connected with the outer protection barrel (5) in a sliding mode.

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