CN219339262U - Hanging type lightning protection seat - Google Patents

Abstract

The utility model belongs to the technical field of special vehicle parts, and particularly discloses a hanging type lightning protection seat which comprises an upper connecting assembly, a lower connecting assembly and a seat assembly, wherein the seat assembly comprises a seat cushion framework, a cloth layer and a connecting structure, the seat cushion framework is arranged on the lower connecting assembly through the connecting structure, one side of the cloth layer is used for wrapping the seat cushion framework, and the other side of the cloth layer is connected with the upper connecting assembly; the upper connecting component is arranged on an upper bearing point in the vehicle, and the lower connecting component is arranged on a lower bearing point in the vehicle; the connecting structure comprises a mounting frame, a rotating shaft and a resetting piece, wherein the mounting frame is fixed on the lower connecting assembly, the rotating shaft is rotationally connected to the mounting frame, and the resetting piece is positioned between the rotating shaft and the mounting frame and is used for resetting; the cushion framework is fixed on the rotating shaft. The technical scheme has the advantages that the weight is lighter under the condition of meeting the lightning protection standard, the structure is simpler, and the occupied space is smaller.

Description

Hanging type lightning protection seat

Technical Field

The utility model belongs to the technical field of special vehicle parts, and particularly relates to a hanging type lightning protection seat.

Background

When the armored car or the lightning-proof car is attacked by the explosion wave of the explosive at the moment of touching the ground mine, many casualties are not caused by the breakdown of the armored car, and are more caused by the explosion shock wave. Therefore, shock absorption and buffering of seats of existing armored vehicles or mine-proof vehicles are important subjects of current research.

The applicant has made many researches in the aspect of damping and buffering of a seat, for example, in the patent of the previous application, an externally hung energy-absorbing seat (publication number is CN 210310042U) is disclosed, and the energy-absorbing seat comprises a backrest framework, a seat, an unlocking mechanism and an energy-absorbing device, wherein the seat is arranged on the backrest framework in a height-adjustable manner, the unlocking mechanism is fixedly connected with the seat and is arranged on the backrest framework through a sliding sleeve sleeved on the backrest framework, the upper end of the energy-absorbing device is fixed on the backrest framework, and the lower end of the energy-absorbing device is fixedly connected on the unlocking mechanism; the energy-absorbing device comprises an inner tube, an outer tube, a steel belt and a pin shaft, wherein the outer tube is sleeved outside the inner tube, an elastic bending structure is arranged on the steel belt, the pin shafts are respectively arranged on two sides of the elastic bending structure in a crossing mode, the end portions of the pin shafts are fixed on the inner tube, the two ends of the steel belt are fixed on the upper end and the lower end of the outer tube, the lower end of the inner tube is connected with an unlocking mechanism, and the upper end of the outer tube is fixedly connected with a backrest framework. When the vehicle is severely deformed due to the explosion bottom plate, the guide rod moves upwards and drives the outer tube of the energy absorbing device and the steel belt to move upwards, the pin shaft fixed on the inner tube overcomes the elastic bending structure of the steel belt to generate elastic potential energy, so that the upward impact of the seat is avoided, a buffering effect can be achieved, personnel are protected, and irreversible damage to the human body is reduced.

However, the external energy-absorbing seat has large overall volume and weight, cannot be installed in a vehicle with a narrow space, and cannot meet the requirement of the existing special vehicle on the light weight of the seat.

Disclosure of Invention

The utility model aims to provide a hanging type lightning protection seat, which solves the problems that in the prior art, the whole volume and the weight of an externally hung type energy absorption seat are large, the seat cannot be installed in a vehicle with a narrow space, and the light weight requirement of the existing special vehicle on the seat cannot be met.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the hanging type lightning protection seat comprises an upper connecting assembly, a lower connecting assembly and a seat assembly, wherein the seat assembly comprises a seat cushion framework, a cloth layer and a connecting structure, the seat cushion framework is arranged on the lower connecting assembly through the connecting structure, one side of the cloth layer is used for wrapping the seat cushion framework, and the other side of the cloth layer is connected with the upper connecting assembly; the upper connecting component is arranged on an upper bearing point in the vehicle, and the lower connecting component is arranged on a lower bearing point in the vehicle; the connecting structure comprises a mounting frame, a rotating shaft and a resetting piece, wherein the mounting frame is fixed on the lower connecting assembly, the rotating shaft is rotationally connected to the mounting frame, and the resetting piece is positioned between the rotating shaft and the mounting frame and is used for resetting; the cushion framework is fixed on the rotating shaft.

Further, go up coupling assembling and include from last fixed plate, movable end cover, energy-absorbing subassembly and the lower connecting piece that sets gradually down, go up the fixed plate and install on the last bearing point in the car, lower connecting piece with the cloth layer is fixed, movable end cover with go up the fixed plate and rotate and be connected, movable end cover and lower connecting piece are connected with the upper and lower both sides of energy-absorbing subassembly respectively, energy-absorbing subassembly is used for absorbing energy.

Further, the lower connecting assembly comprises a lower fixing plate, a sliding block and a guide rail, wherein the guide rail is vertically arranged on a lower bearing point in the vehicle, the sliding block is slidably connected to the guide rail, the lower fixing plate is fixed on the sliding block, and the mounting frame is arranged on the lower fixing plate.

Further, limiting blocks for preventing the sliding blocks from sliding out of the guide rail are respectively arranged on the upper side and the lower side of the guide rail.

Further, the reset piece adopts a nest coil spring.

Further, the lower connecting piece adopts a connecting ring buckle.

The working principle of the technical scheme is as follows: when the cushion framework is in an initial state, the cushion framework is folded upwards under the action of the nest coil spring. When a person needs to sit on the seat, the seat cushion framework is rotated downwards, so that the person can sit on the seat. When a mine explosion is encountered, the vehicle body has an upward displacement, and the seat has a downward movement tendency. The energy absorbing assembly lengthens to absorb energy and the seat assembly moves downwardly in the direction of the track.

The beneficial effects of this technical scheme lie in: the novel energy-absorbing seat has the advantages of being simple in structure, small in occupied space, light in weight, capable of being installed in a vehicle with a narrow space, capable of meeting the light-weight requirement of the existing special vehicle on the seat, and meanwhile, capable of being provided with the energy-absorbing assembly and the guide rail, and therefore light in weight under the condition of meeting lightning protection standards.

Drawings

FIG. 1 is a schematic view of the structure of a hanging type lightning protection seat of the present utility model when unfolded;

FIG. 2 is a schematic view of the folding structure of the hanging type lightning protection seat of the present utility model;

fig. 3 is a schematic structural diagram of the hanging type lightning protection seat of the utility model during work doing.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the seat cushion framework 001, an upper fixing plate 01, a movable end cover 02, an energy absorption assembly 03, a lower connecting piece 04, a lower fixing plate 05, a limiting block 06, a sliding block 07, a guide rail 08, a resetting piece 09, a rotating shaft 10, a mounting frame 11 and a mounting block 12.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment is basically as shown in the accompanying figures 1-3: hanging lightning protection seat, including last coupling assembling, lower coupling assembling and seat subassembly, seat subassembly includes cushion skeleton 001, cloth layer and connection structure, and cushion skeleton 001 passes through connection structure and installs on coupling assembling down, and connection structure is equipped with two sets of in this technical scheme, and two sets of coupling assembling are used for connecting the both ends of cushion skeleton 001 respectively. One side of the cloth layer is used for wrapping the cushion framework 001, the other side is connected with the upper connecting component, and the cloth layer adopts military canvas. The connecting structure comprises a mounting frame 11, a rotating shaft 10 and a resetting piece 09, wherein the resetting piece 09 adopts a nest coil spring, the mounting frame 11 is fixed on a lower connecting assembly by adopting bolts, the rotating shaft 10 is rotationally connected to the mounting frame 11, the resetting piece 09 is positioned between the rotating shaft 10 and the mounting frame 11 and is used for resetting, in particular, the resetting piece 09 is sleeved outside the rotating shaft 10, and two ends of the resetting piece 09 are respectively connected with the rotating shaft 10 and the mounting frame 11; the seat cushion frame 001 is fixed to the rotation shaft 10.

The upper connecting component comprises an upper fixing plate 01, a movable end cover 02, an energy absorbing component 03 and a lower connecting piece 04 which are sequentially arranged from top to bottom, the upper fixing plate 01 is arranged on an upper bearing point in a vehicle (an upper cross beam in the vehicle or a bearing point in an upper space in the vehicle), the lower connecting piece 04 is fixed with a cloth layer, and the lower connecting piece 04 adopts a connecting ring buckle. The movable end cover 02 is rotationally connected with the upper fixing plate 01, specifically, the downside of the upper fixing plate 01 is provided with two groups of mounting blocks 12, first connecting holes are symmetrically formed in the mounting blocks 12, a groove for accommodating the upper side of the movable end cover 02 is formed between the two groups of mounting blocks 12, the upper side of the movable end cover 02 is provided with second connecting holes corresponding to the first connecting holes, the shaft part of the pin shaft is sequentially inserted into the first connecting holes on one side, the second connecting holes and the first connecting holes on the other side and then is fixedly connected with the nuts in a threaded manner, and the head part of the pin shaft is larger than the first connecting holes. The movable end cover 02 and the lower connecting piece 04 are respectively connected with the upper side and the lower side of the energy absorbing component 03, the energy absorbing component 03 is used for absorbing energy, the energy absorbing component 03 is in the prior art, the technical scheme is not repeated, and the energy absorbing component can be particularly applied to a patent applied before the applicant, CN 210310042U-an externally hung energy absorbing seat and CN 210310043U-an externally hung energy absorbing device.

The lower connecting assembly comprises a lower fixing plate 05, a sliding block 07 and a guide rail 08, wherein the guide rail 08 is vertically arranged on a lower bearing point of a lower space in the vehicle, the guide rail 08 can be fixed by bolts, the sliding block 07 is slidably connected onto the guide rail 08, the lower fixing plate 05 is fixed onto the sliding block 07 by bolts, and the installation frame 11 is arranged on the lower fixing plate 05 by bolts. The upper and lower ends of the guide rail 08 are respectively provided with a limiting block 06 for preventing the sliding block 07 from sliding out of the guide rail 08.

The specific implementation process is as follows:

when the cushion framework 001 is in an initial state, the cushion framework is folded upwards under the action of the nest coil spring. When a person needs to sit on the seat, the seat cushion framework 001 can be rotated downwards to sit on the seat. When a mine explosion is encountered, the vehicle body has an upward displacement, and the seat has a downward movement tendency. The energy absorbing assembly 03 will elongate and absorb energy and the seat assembly will move downwardly in the direction of the track 08.

The novel energy-absorbing seat has the advantages of being simple in structure, small in occupied space, light in weight, capable of being installed in a vehicle with a narrow space, capable of meeting the light-weight requirement of the existing special vehicle on the seat, and meanwhile, capable of being provided with the energy-absorbing component 03 and the guide rail 08, so that the novel energy-absorbing seat is light in weight under the lightning protection standard.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application day or before the priority date of the present utility model, and can know all the prior art in the field, and have the capability of applying the conventional experimental means before the date, so that a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present application, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present application. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (6)

1. Hanging lightning protection seat, its characterized in that: the seat comprises an upper connecting component, a lower connecting component and a seat component, wherein the seat component comprises a seat cushion framework (001), a cloth layer and a connecting structure, the seat cushion framework (001) is arranged on the lower connecting component through the connecting structure, one side of the cloth layer is used for wrapping the seat cushion framework (001), and the other side of the cloth layer is connected with the upper connecting component; the upper connecting component is arranged on an upper bearing point in the vehicle, and the lower connecting component is arranged on a lower bearing point in the vehicle; the connecting structure comprises a mounting frame (11), a rotating shaft (10) and a resetting piece (09), wherein the mounting frame (11) is fixed on the lower connecting assembly, the rotating shaft (10) is rotationally connected to the mounting frame (11), and the resetting piece (09) is positioned between the rotating shaft (10) and the mounting frame (11) and used for resetting; the cushion framework (001) is fixed on the rotating shaft (10).

2. The hanging lightning protection seat according to claim 1 wherein: the upper connecting assembly comprises an upper fixing plate (01), a movable end cover (02), an energy absorbing assembly (03) and a lower connecting piece (04) which are sequentially arranged from top to bottom, the upper fixing plate (01) is installed on an upper bearing point in a vehicle, the lower connecting piece (04) is fixed with the cloth layer, the movable end cover (02) is rotationally connected with the upper fixing plate (01), the movable end cover (02) and the lower connecting piece (04) are respectively connected with the upper side and the lower side of the energy absorbing assembly (03), and the energy absorbing assembly (03) is used for absorbing energy.

3. The hanging lightning protection seat according to claim 2 wherein: the lower connecting assembly comprises a lower fixing plate (05), a sliding block (07) and a guide rail (08), wherein the guide rail (08) is vertically arranged on a lower bearing point in a vehicle, the sliding block (07) is slidably connected to the guide rail (08), the lower fixing plate (05) is fixed on the sliding block (07), and the mounting frame (11) is arranged on the lower fixing plate (05).

4. A hanging lightning protection seat according to claim 3 wherein: limiting blocks (06) for preventing the sliding blocks (07) from sliding out of the guide rail (08) are respectively arranged on the upper side and the lower side of the guide rail (08).

5. The hanging lightning protection seat according to claim 1 wherein: the reset piece (09) adopts a nest coil spring.

6. The hanging lightning protection seat according to claim 2 wherein: the lower connecting piece (04) adopts a connecting ring buckle.

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