CN218564293U - Buffer device - Google Patents

Abstract

The utility model discloses a buffer, this buffer include unable adjustment base, play and erect frame, carrier and buffer base, play and erect the frame and rotate to be connected in unable adjustment base, and carrier slidable ground is connected on playing erecting the frame, and buffer base locates under the carrier and with the ground contact, and buffer base's bottom surface is the cambered surface, and when the carrier glided, the swing takes place under the effect of gravity. The utility model discloses a buffer passes through sliding connection and sets up the buffering base that provides the cushion effect for it under the carrier that erects the frame, when the carrier gliding, the smooth swing that takes place under the effect of gravity of dashing the base, realize the multi-angle buffering under the impact force effect through the swing, thereby effectively strengthen the buffer capacity of device, simultaneously because the bottom surface of buffering base is the arc, form some, the line or the small area contact with ground, can reduce the requirement to the ground roughness through the different contact mode that forms at the swing in-process, the purpose on self-adaptation different grade type ground has been realized.

Description

Buffer device

Technical Field

The utility model relates to a buffering machinery technical field especially relates to a buffer.

Background

In some specific application scenarios, due to the heavy weight of the object, a large supporting force is required when the object is placed on the ground. Most of the existing devices for placing objects are in direct rigid contact with the ground, impact load directly transfers to the ground through the devices, so that the devices are greatly damaged, especially when the impact load is overlarge, the requirements on the strength and the ground of the devices are high, when the ground hardness is low, the ground can be directly damaged, and when the ground flatness is low, the load transfer is uneven.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, embodiments of the present invention provide a buffer device that effectively absorbs impact and adapts to different types of ground.

The technical scheme of the utility model is realized like this:

a buffering device comprises a fixed base, a vertical frame, a carrier and a buffering base, wherein the vertical frame is rotatably connected with the fixed base, the carrier is slidably connected with the vertical frame, the buffering base is arranged below the carrier and is in contact with the ground, the bottom surface of the buffering base is an arc surface, and when the carrier slides downwards, the buffering base swings under the action of gravity.

Preferably, the buffer base comprises a base body, a shock absorber and a supporting column, one end of the supporting column is connected with the object carrier, the other end of the supporting column is rotatably connected with the base body, two ends of the shock absorber are respectively rotatably connected with the object carrier and the base body, and the bottom surface of the base body is a cambered surface.

Preferably, the shock absorber comprises a buffer rod and a shock absorbing spring sleeved outside the buffer rod, and two ends of the buffer rod are respectively connected to the luggage carrier and the seat body.

Preferably, the shock absorber is connected to the luggage carrier and the seat body in an inclined manner.

Preferably, the shock absorber is a plurality of shock absorbers arranged at intervals.

Preferably, the vertical frame is hinged to the fixed base.

Preferably, a guide rail is arranged on one side of the erecting frame close to the article carrier, a connecting shaft is arranged on the article carrier, and the connecting shaft is connected in the guide rail in a sliding manner.

Preferably, at least one sliding groove is formed in the guide rail, and the connecting shaft is arranged in the sliding groove.

Preferably, the number of the sliding grooves is two, and the two sliding grooves are arranged at intervals.

The embodiment of the utility model provides a buffer passes through sliding connection and sets up the buffering base that provides the cushion effect for it under the carrier that erects the frame, works as the carrier during the carrier gliding, the swing takes place for the base under the effect of gravity to smooth dashes, realizes the multi-angle buffering under the impact force effect through the swing to effectively strengthen the buffer capacity of device, simultaneously because the bottom surface of buffering base is the arc, forms some, wired or the little area contact with ground, can reduce the requirement to ground roughness through the different contact mode that forms at the swing in-process, has realized the purpose on self-adaptation different grade type ground.

Drawings

Fig. 1 is a schematic structural diagram of a buffering device provided by the present invention;

fig. 2 and 3 are schematic side views of the buffer device shown in fig. 1.

Detailed Description

In order to illustrate embodiments of the present invention or technical solutions in the prior art more clearly, the following description will be made in conjunction with the accompanying drawings in embodiments of the present invention to describe the technical solutions in the embodiments of the present invention clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1, which is a schematic structural diagram of a buffer device according to the present invention. The buffering device comprises a fixed base 1, a vertical frame 3, a carrier frame 5 and a buffering base 7, wherein the vertical frame 3 is rotatably connected to the fixed base 1, the carrier frame 5 is slidably connected to the vertical frame 3, the buffering base 7 is arranged below the carrier frame 5 and is in contact with the ground, the buffering base 7 provides buffering force when the carrier frame 5 slides downwards, the bottom face 71 of the buffering base 7 is a cambered surface, when the carrier frame 5 slides downwards, the buffering base swings under the action of gravity, and multi-angle buffering under the action of impact force is realized through swinging, so that the buffering capacity of the device is effectively enhanced, point, line or small-area contact with the ground is formed, the requirement on the flatness of the ground can be reduced through different contact modes formed in the swinging process, and the purpose of self-adapting to different types of grounds is realized.

It should be noted that the fixed base in this embodiment may be a ground or a bottom plate, in this embodiment, the fixed base is a ground, and in other embodiments, if the fixed base is a bottom plate, the length does not need to be set as shown in the drawings, and the bottom plate may be shortened.

The buffering base 7 comprises a base body 73, a shock absorber 75 and a supporting column 77, one end of the supporting column 77 is connected with the rack 5, the other end of the supporting column 77 is rotatably connected with the base body 73, two ends of the shock absorber 75 are rotatably connected with the rack 5 and the base body 73 respectively, and specifically, the bottom surface 71 of the base body 73 is an arc surface. The concrete buffering process does, rise on the vertical rack 3 behind the carrier 5 loading object, under the effect of gravity, carrier 5 slides down, when bumper shock absorber 75 gave support elastic force, the cambered surface swing of pedestal 73, through bumper shock absorber 75 is in the impact force is alleviated under carrier 5, and the bottom surface 71 of pedestal 73 passes through point, line or small area contact with ground, can adapt to different ground shapes, has reduced the requirement to the ground environment, has strengthened adaptability.

Referring to fig. 2 and 3, the shock absorber 75 includes a buffer rod and a shock absorbing spring 751 sleeved outside the buffer rod, and two ends of the buffer rod are respectively connected to the luggage carrier 5 and the seat 73. The buffer rod has scalability, and the damping spring rebounds after being compressed and deformed to form buffer to the impact force.

Specifically, in the present embodiment, the shock absorber 75 is obliquely connected to the luggage carrier 5 and the seat body 73, so as to adapt to the tension of the arc shape of the seat body 73 during the swinging process, and of course, in other embodiments, the shock absorber 75 can also be vertically connected between the luggage carrier 5 and the seat body 73.

Specifically, the shock absorbers 75 are provided in plurality at intervals. Preferably, in this embodiment, the number of the dampers 75 is four, for providing a sufficient damping force.

In order to enhance the connection stability of the erecting frame 3 and the fixed base 1, the erecting frame 3 is hinged on the fixed base 1. Specifically, the fixed base 1 is provided with a hinged support 11, the erecting frame 3 is rotatably connected to the hinged support 11 through a pin shaft, and the erecting frame 3 can be adjusted to change different postures according to different falling angles of heavy objects during hoisting. Referring to fig. 2 and 3, for example, when the falling inclination angle of the weight is small, the included angle between the vertical frame 3 and the horizontal plane is about 60 °, and when the falling inclination angle of the weight is large, the included angle between the vertical frame 3 and the horizontal plane is about 70 °.

A guide rail 31 is arranged on one side of the erecting frame 3 close to the object carrier 5, a connecting shaft 51 is arranged on the object carrier 5, and the connecting shaft 51 is slidably connected in the guide rail 31.

At least one sliding groove 311 is formed in the guide rail 31, and the connecting shaft 51 is arranged in the sliding groove 311. The connecting shaft 51 slides up and down along the sliding grooves 311, and preferably, there are two sliding grooves 311, and the two sliding grooves 311 are arranged at intervals.

The embodiment of the utility model provides a buffer passes through sliding connection and sets up the buffering base that provides the cushion effect for it under the carrier that erects the frame, works as when the carrier glides, the gliding takes place the swing under the effect of gravity towards the base, realizes the multi-angle buffering under the impact action through the swing to effectively strengthen the buffer capacity of device, simultaneously because the bottom surface of buffering base is the arc, forms some, the line or the small area contact with ground, can reduce the requirement to the ground roughness through the different contact mode that forms at the swing in-process, has realized the purpose on self-adaptation different grade type ground.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. A buffering device is characterized by comprising a fixed base, a vertical frame, a carrier frame and a buffering base, wherein the vertical frame is rotatably connected with the fixed base, the carrier frame is slidably connected with the vertical frame, the buffering base is arranged below the carrier frame and is in contact with the ground, the bottom surface of the buffering base is an arc surface, and when the carrier frame slides downwards, the buffering base swings under the action of gravity.

2. The cushioning device according to claim 1, wherein said cushioning base comprises a base body, a shock absorber and a supporting pillar, one end of said supporting pillar is connected to said carrier frame, the other end of said supporting pillar is rotatably connected to said base body, two ends of said shock absorber are rotatably connected to said carrier frame and said base body, respectively, and a bottom surface of said base body is a curved surface.

3. The cushioning device according to claim 2, wherein said shock absorber comprises a cushioning rod and a shock absorbing spring sleeved outside said cushioning rod, and both ends of said cushioning rod are connected to said carrier frame and said seat respectively.

4. A fender according to claim 2 wherein the shock absorber is connected obliquely to the carrier and the base.

5. A fender according to claim 2 wherein the damper is provided in plurality at spaced intervals.

6. The cushioning device of claim 1, wherein said riser is hingedly attached to said stationary base.

7. The cushioning device according to claim 1, wherein said upstanding frame is provided with a guide rail on a side thereof adjacent to said carrier frame, said carrier frame being provided with a connecting shaft, said connecting shaft being slidably connected within said guide rail.

8. The draft gear according to claim 7, wherein at least one sliding slot is formed in said guide rail, and said connecting shaft is disposed in said sliding slot.

9. A fender according to claim 8 wherein there are two such channels, the two channels being spaced apart.

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