CN207312371U - Vehicle rear protective device and garbage truck - Google Patents

Abstract

Garbage collection process apparatus field is the utility model is related to, discloses a kind of vehicle rear protective device and garbage truck, vehicle rear protective device includes：Subframe (1), is provided with pivot (A) on subframe；Runing rest (2), on pivot；Guardrail (3) afterwards, are fixedly mounted on one end of runing rest and can be pivoted with runing rest；With position-limit mechanism (4), it is arranged to runing rest is maintained at the first position for making rear guardrail stretch out the first length of subframe, and make runing rest (F1) is rotated to be maintained at the second place for making rear guardrail stretch out the second length of subframe in the first direction under external force (F) effect, second length is less than the first length, it can prevent collision and other vehicles from piercing when guardrail stretches out the first length of subframe after so, when being docked with the service of connection devices, guardrail extended second length of subframe under the external force effect that the service of connection devices applies afterwards, reduce the distance between the service of connection devices, convenient docking.

Description

Vehicle rear protective device and garbage truck

Technical field

Garbage collection process apparatus field is the utility model is related to, more particularly to a kind of vehicle rear protective device and tool There is its garbage truck.

Background technology

Existing garbage truck is docked with the service of connection devices of such as garbage transfer station or back-loading type waste compacting vehicle dumps rubbish During, since the rear guardrail position of garbage truck can not adjust, cause the discharge gate of garbage truck and the feed inlet of the service of connection devices Between it is in larger distance, docking difficulty is high, inconvenient, spends the time longer, and easily spills rubbish, and environment is polluted, It is unfavorable for the lifting of city image.

Accordingly, there exist design a kind of adjustable vehicle rear protective device for being easy to docking in rear guardrail position and have it Garbage truck needs.

Utility model content

Can not be adjusted the purpose of this utility model is to overcome rear guardrail position existing in the prior art causes docking tired The problem of difficult, there is provided a kind of vehicle rear protective device, the rear guardrail position of the vehicle rear protective device can adjust, so that easily Docked in making the vehicle with the rear portion protective device with the service of connection devices.

The another object of the utility model is to provide for a kind of garbage truck for including above-mentioned vehicle rear protective device.

To achieve these goals, on the one hand the utility model provides a kind of vehicle rear protective device, after the vehicle Portion's protective device includes：Subframe, is provided with pivot on the subframe；Runing rest, the runing rest are installed on described On pivot；Guardrail afterwards, the rear guardrail are fixedly mounted on one end of the runing rest and can be around institutes with the runing rest Pivot is stated to rotate together；And position-limit mechanism, the position-limit mechanism be arranged to enable the runing rest be maintained at make it is described after Guardrail stretches out the first position of first length of subframe, and makes the runing rest under external force can be around the pivot Axis be rotated in a first direction be maintained at make it is described after guardrail stretch out the second place of second length of subframe, described second Length is less than first length.

Preferably, the position-limit mechanism includes：Locating part, the locating part are arranged to be in first in the runing rest Rotation of the runing rest along second direction opposite to the first direction can be limited during position；And elastic component, it is described Elastic component, which is configured to apply, limits the biasing force that the runing rest is rotated along the first direction.

Preferably, the locating part is the limit protrusion being arranged on the subframe；And/or the elastic component is drawing Spring, one end of the tension spring are connected to the subframe, and the other end of the tension spring is connected to the other end of the runing rest.

Preferably, the subframe includes horizontal-extending section and the bending extended downwardly from described horizontal-extending section of end Section, the pivot are arranged on the bending section, and the locating part is arranged on described horizontal-extending section.

Preferably, the position being pivotally connected between the both ends of the runing rest, the position-limit mechanism are included in For compressing the other end of the runing rest to limit the runing rest when runing rest is in the first position The briquetting rotated along the first direction.

Preferably, the briquetting is arranged to vertically move to discharge the compression to the runing rest, makes The runing rest can be rotated along the first direction under external force.

Preferably, the briquetting has relative to the inclined inclined-plane of vertical direction and by the inclined-plane and the rotation branch Bridge joint touches.

The utility model second aspect provides a kind of garbage truck, and the garbage truck includes dustbin and above-mentioned vehicle rear Protective device, the dustbin are arranged on the subframe.

Preferably, the garbage truck includes lifting device, the lifting device be arranged to enable the dustbin by Moved between first height of the subframe support and the second height supported by the lifting device, the dustbin is in The other end of the runing rest can be compressed during the first height to limit rotation of the runing rest along the first direction.

The utility model third aspect provides a kind of garbage truck, and the garbage truck includes dustbin, lifting device and above-mentioned Vehicle rear protective device, the dustbin is arranged on the subframe, and the lifting device is arranged to make the rubbish Case can move between the first height supported by the subframe and the second height supported by the lifting device, described Briquetting is arranged on the dustbin.

In the above-mentioned technical solutions, stretch out rear guardrail by being arranged to enable runing rest to be maintained at position-limit mechanism The first position of the first length of subframe, and runing rest is rotated in a first direction under external force around pivot to protect Hold the second place that after making guardrail stretches out the second length of subframe, the second length is less than the first length, so garbage truck without When need to be docked with the service of connection devices, rear guardrail, which stretches out the first length of subframe, can play the work for preventing that collision and other vehicles from piercing With, when garbage truck is docked with the service of connection devices, the service of connection devices can apply external force to the rear guardrail on runing rest or runing rest, Rotate runing rest, so that extended the second length of subframe of rear guardrail, since the second length is less than the first length, that is, subtracts Small rear guardrail stretches out the length of subframe, so as to reduce between the discharge gate of garbage truck and the feed inlet of the service of connection devices Distance, reduces docking difficulty, convenient docking, while can also avoid the rubbish that is scattered.

Brief description of the drawings

Fig. 1 is the partial structural diagram of the vehicle rear protective device of the utility model preferred embodiment.

Description of reference numerals

1 11 horizontal-extending sections of subframe

12 bending section, 2 runing rest

4 position-limit mechanism of guardrail after 3

41 locating part, 42 elastic component

43 briquetting A pivots

F external force F1 first directions

F2 second directions

Embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein Described embodiment is only used for describing and explaining the present invention, and is not intended to limit the present invention.

In the utility model, in the case where not making conversely explanation, the noun of locality such as " upper and lower, left and right " used is usual Refer to the upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to the inside and outside of the profile relative to each component in itself.

On the one hand the utility model provides a kind of vehicle rear protective device, the vehicle rear protective device includes secondary car Frame 1, runing rest 2, rear guardrail 3 and position-limit mechanism 4, are provided with pivot A on the subframe 1, the runing rest 2 is installed on On the pivot A, the rear guardrail 3 is fixedly mounted on one end of the runing rest 2 and can be around institute with the runing rest 2 Pivot A is stated to rotate together, the position-limit mechanism 4 be arranged to enable the runing rest 2 be maintained at make it is described after guardrail 3 stretch out The first position of 1 first length of subframe, and make the runing rest 2 can be around the pivot A edges under external force F effects First direction F1 rotate be maintained at make it is described after guardrail 3 stretch out the second place of 1 second length of subframe, described second Length is less than first length.

In the above-mentioned technical solutions, as shown in Figure 1, by the way that position-limit mechanism 4 is arranged to runing rest 2 is maintained at Rear guardrail 3 is stretched out the first position of 1 first length of subframe, and make runing rest 2 can be around pivot A under external force F effects It is rotated in a first direction to be maintained at the second place for making rear guardrail 3 stretch out 1 second length of subframe, the second length is less than first Length, so in garbage truck without when being docked with the service of connection devices, rear guardrail 3, which stretches out 1 first length of subframe, to be played prevents from touching The effect pierced with other vehicles is hit, it is right in garbage truck and the service of connection devices (such as garbage transfer station or back-loading type waste compacting vehicle) When connecing, the service of connection devices can apply external force F to the rear guardrail 3 on runing rest 2 or runing rest 2, make runing rest 2 along first party To rotation, so that extended 1 second length of subframe of rear guardrail 3, since the second length is less than the first length, that is, after reducing Guardrail 3 stretches out the length of subframe 2, can reduce the distance between the discharge gate of garbage truck and the feed inlet of the service of connection devices, drops Low docking difficulty, convenient docking, while can also avoid the rubbish that is scattered, reduce pollution to environment and cleaning rubbish when Between, so as to greatly improve work efficiency.

It should be noted that the second place of runing rest 2 can be unfixed, that is to say, that " second place " can basis Second length that guardrail 3 needs to stretch out subframe 1 after when garbage truck is docked with the service of connection devices determines.Can so meet with not During the service of connection devices docking of same type, the rear extended different length of guardrail 3, to realize optimal docking.

Wherein, the structure of position-limit mechanism 4 has multiple choices, it is preferable that the position-limit mechanism 4 includes locating part 41 and elasticity Part 42, the locating part 41 be arranged to can to limit when the runing rest 2 is in first position the runing rest 2 along with The rotation of second direction F2 opposite the first direction F1, the elastic component 42 are configured to apply the limitation rotation branch The biasing force that frame 2 is rotated along the first direction F1.So runing rest 2 can be made under the action of locating part 41 and elastic component 42 Position remain fixed at make it is described after guardrail 3 stretch out the first position of 1 first length of subframe, realization prevent collision and The effect that other vehicles pierce；When external force F is acted on, the elastic force of elastic component 42 can be overcome, make the runing rest 2 around the pivot F1 is rotated to be maintained at the second place for making the rear guardrail 3 stretch out 1 second length of subframe axis A in the first direction, by It is less than first length in second length, that is, the length that rear guardrail 3 stretches out subframe 2 is reduced, so as to reduce The distance between the discharge gate of garbage truck and the feed inlet of the service of connection devices, convenient docking, and when external force F is cancelled, rotation branch Frame 2 can F2 be rotated to be returned to first position in a second direction under the effect of the restoring force of elastic component 42.

Also, the structure of locating part 41 and elastic component 42 can flexibly be selected according to installation site, it is preferable that the locating part 41 can be the limit protrusion being arranged on the subframe 1.Further, limit protrusion can be tabular, such runing rest 2 with The face of limit protrusion contact can be plane, and due to being contacted between limit protrusion and runing rest 2 for face, contact area is larger, by Power is uniform, can make spacing relatively reliable safety.In addition, the elastic component 42 can be tension spring, one end of the tension spring is connected to institute Subframe 1 is stated, the other end of the tension spring is connected to the other end of the runing rest 2.It can so be applied by the pulling force of tension spring Add limitation runing rest 2 biasing force that F1 is rotated in the first direction, and under external force F effects the pulling force of spring can be overcome to make rotation F1 is rotated so that rear guardrail 3 stretches out 1 second length of subframe, and when removing external force F, rotates branch stent 2 in the first direction Frame 2 can under the action of the restoring force of tension spring in a second direction F2 be rotated such that runing rest 2 return make after guardrail 3 stretch out pair The first position of 1 first length of vehicle frame.

Wherein, runing rest 2 and locating part 41 in order to facilitate the installation of, it is preferable that the subframe 1 includes horizontal-extending section 11 and the bending section 12 that is extended downwardly from described horizontal-extending section 11 of end, the pivot A be arranged on the bending section 12, The locating part 41 is arranged on described horizontal-extending section 11.So convenient installation locating part 41 with realize to runing rest 2 into Row is spacing.

The utility model second aspect provides a kind of garbage truck, and the garbage truck includes dustbin and above-mentioned vehicle rear Protective device, the dustbin are arranged on the subframe 1.

Preferably, the garbage truck includes lifting device, the lifting device be arranged to enable the dustbin by Moved between first height of the support of subframe 1 and the second height supported by the lifting device, at the dustbin The other end of the runing rest 2 can be compressed when the first height to limit the runing rest 2 along the first direction F1 Rotation.So can by dustbin compress runing rest 2 the other end come limit runing rest 2 in the first direction F1 turn It is dynamic, it is spacing reliable, while number of parts is less, simple in structure and be easily installed dismounting.

Also, in order to make guardrail 3 after the spacing relatively reliable safety of position-limit mechanism 4 and convenient change stretch out subframe 1 Length, it is preferable that the pivot A is connected to the position between the both ends of the runing rest 2, and the position-limit mechanism 4 is included in Propped up when the runing rest 2 is in the first position for compressing the other end of the runing rest 2 with limiting the rotation The briquetting 43 that frame 2 is rotated along the first direction F1.The tension spring (elastic component 42) that so briquetting 43 and top are mentioned can the same time limit The rotation of runing rest processed F1 in the first direction, it is spacing more safe and reliable, and the rigidity of tension spring may be selected it is relatively smaller , so when need change after guardrail 3 stretch out subframe 1 length when, first briquetting 43 can be removed, due to tension spring rigidity compared with It is small, the service of connection devices can be facilitated to overcome tension spring tension stretch out the length of subframe 1 come guardrail after changing, structure is more reasonable, operation It is more time saving and energy saving.

Wherein, the moving direction of briquetting 43 can have multiple choices, it is preferable that the briquetting 43 is arranged to vertically It can move to discharge to the compression of the runing rest 2, make the runing rest 2 can be along described the under external force F effects One direction F1 is rotated.This is because the dustbin of garbage truck needs vertically to move mostly when docking with the service of connection devices, Briquetting 43 is arranged on dustbin when may be implemented in dustbin and being supported by subframe 1, the compressible runing rest 2 of briquetting 43 The other end, makes runing rest 2 be maintained at the first position for making rear guardrail 3 stretch out the first length of subframe, when dustbin is along vertically After the movement of direction, briquetting 43 can move together compression of the release to the other end of runing rest 2 with dustbin, you can make rotation branch Frame 2 the service of connection devices under the action of the external force F that the rear guardrail 3 of one end of runing rest 2 applies around pivot A along first Direction F1 is rotated, and to make rear guardrail stretch out 1 second length of subframe, and the second length is less than the first length, and diminution is provided with The distance between the discharge gate of the vehicle (garbage truck) of rear portion protective device and the feed inlet of the service of connection devices, convenient docking, at the same time The movement of briquetting 43 reduces labor intensity, operation is more convenient without human intervention.

Further, in order to make briquetting 43 preferably compress the other end of runing rest 2 to limit runing rest along first The rotation of direction F1, it is preferable that the briquetting 43 has relative to the inclined inclined-plane of vertical direction and passes through the inclined-plane and institute State runing rest 2 to contact, contacted between so described briquetting 43 and the runing rest 2 for face, it is spacing relatively reliable, and make Briquetting 43 can contact runing rest 2 as early as possible when moving the other end to compress runing rest 2 vertically downwards, to protect Card runing rest 2 can return to first position.

The utility model third aspect provides a kind of garbage truck, and the garbage truck includes dustbin, lifting device and above-mentioned Vehicle rear protective device, the dustbin is arranged on the subframe 1, and the lifting device is arranged to make the rubbish Case can move between the first height supported by the subframe 1 and the second height supported by the lifting device, institute Briquetting 43 is stated to be arranged on the dustbin.Set briquetting 43 to compress the other end of runing rest, on the one hand make position-limit mechanism 4 It is spacing more safe and reliable, on the other hand can simplify the structure of dustbin, reduce difficulty of processing and manufacture cost.

The preferred embodiment of the utility model, still, the utility model and unlimited are described in detail above in association with attached drawing In this.In the range of the technology design of the utility model, a variety of simple variants can be carried out to the technical solution of the utility model, It is combined in any suitable manner including each particular technique feature.In order to avoid unnecessary repetition, the utility model Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination should equally be considered as the utility model institute Disclosure, belongs to the scope of protection of the utility model.

Claims (10)

1. a kind of vehicle rear protective device, it is characterised in that the vehicle rear protective device includes：

Subframe (1), is provided with pivot (A) on the subframe (1)；

Runing rest (2), the runing rest (2) are installed on the pivot (A)；

Guardrail (3) afterwards, the rear guardrail (3) are fixedly mounted on one end of the runing rest (2) and with the runing rest (2) It can be rotated together around the pivot (A)；With

Position-limit mechanism (4), the position-limit mechanism (4) be arranged to make the runing rest (2) can be maintained at make it is described after guardrail (3) first position of (1) first length of subframe is stretched out, and makes the runing rest (2) can under external force (F) effect Around the pivot (A), (F1) rotation makes the rear guardrail (3) stretch out the length of subframe (1) second to be maintained in the first direction The second place of degree, second length are less than first length.

2. vehicle rear protective device according to claim 1, it is characterised in that the position-limit mechanism (4) includes：

Locating part (41), the locating part (41) are arranged to that when the runing rest (2) is in first position institute can be limited State rotation of the runing rest (2) along the second direction (F2) opposite with the first direction (F1)；With

Elastic component (42), the elastic component (42), which is configured to apply, limits the runing rest (2) along the first direction (F1) biasing force rotated.

3. vehicle rear protective device according to claim 2, it is characterised in that：

The locating part (41) is the limit protrusion being arranged on the subframe (1)；And/or

The elastic component (42) is tension spring, and one end of the tension spring is connected to the subframe (1), and the other end of the tension spring connects It is connected to the other end of the runing rest (2).

4. vehicle rear protective device according to claim 2, it is characterised in that the subframe (1) is prolonged including level Section (11) and the bending section (12) extended downwardly from the end of horizontal-extending section (11) are stretched, the pivot (A) is arranged on institute State on bending section (12), the locating part (41) is arranged on horizontal-extending section (11).

5. the vehicle rear protective device according to any one of claim 2-4, it is characterised in that the pivot (A) is even The position being connected between the both ends of the runing rest (2), the position-limit mechanism (4) are included in the runing rest (2) and are in It is used to compress the other end of the runing rest (2) to limit the runing rest (2) along described first during the first position The briquetting (43) that direction (F1) rotates.

6. vehicle rear protective device according to claim 5, it is characterised in that the briquetting (43) is arranged to along vertical Direction can be moved to discharge the compression to the runing rest (2), make the runing rest (2) energy under external force (F) effect It is enough to be rotated along the first direction (F1).

7. vehicle rear protective device according to claim 6, it is characterised in that the briquetting (43) has relative to perpendicular Nogata is contacted to inclined inclined-plane and by the inclined-plane with the runing rest (2).

8. a kind of garbage truck, it is characterised in that the garbage truck includes dustbin and according to any one of claim 1-4 Vehicle rear protective device, the dustbin is arranged on the subframe (1).

9. garbage truck according to claim 8, it is characterised in that the garbage truck includes lifting device, the lifting dress Install to be set to and enable what the dustbin highly and by the lifting device was supported in first supported by the subframe (1) Moved between second height, the dustbin can compress the other end of the runing rest (2) to limit when being in the first height Make rotation of the runing rest (2) along the first direction (F1).

10. a kind of garbage truck, it is characterised in that the garbage truck includes dustbin, lifting device and according in claim 5-7 Any one of them vehicle rear protective device, the dustbin are arranged on the subframe (1), and the lifting device is set To enable the dustbin in the first height supported by the subframe (1) and being supported by the lifting device second high Moved between degree, the briquetting (43) is arranged on the dustbin.