CN203567671U - Vehicle adjustable back protection mechanism with wedge block secondary protection - Google Patents
Vehicle adjustable back protection mechanism with wedge block secondary protection Download PDFInfo
- Publication number
- CN203567671U CN203567671U CN201320782903.0U CN201320782903U CN203567671U CN 203567671 U CN203567671 U CN 203567671U CN 201320782903 U CN201320782903 U CN 201320782903U CN 203567671 U CN203567671 U CN 203567671U
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- CN
- China
- Prior art keywords
- wedge block
- motor
- lower wedge
- voussoir
- chute
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- Withdrawn - After Issue
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Abstract
The utility model discloses a vehicle adjustable back protection mechanism with wedge block secondary protection. The vehicle adjustable back protection mechanism comprises an upper wedge block, a lower wedge block, a slide frame, a chute, a secondary back bumper and a motor, wherein the lower wedge block is glidingly connected with the upper wedge block through a rolling pin, the chute is arranged at the lower part of the lower edge block, the lower part of the lower wedge block is glidingly connected with the chute, one end of the lower wedge block is provided with a threaded opening, a lead screw is screwed in the threaded opening, one end of the lead screw is connected with a driving shaft of the motor, the lower edge block drives the upper wedge block to upwards and downwards slide along the chute of the slide frame in the process of being driven to slide by the lead screw, and the secondary back bumper is fixedly arranged at the front end of the upper wedge block. The vehicle adjustable back protection mechanism has the beneficial effects that firmness and durability are realized, the service life is long, the structure is simple, the installation is convenient, the cost is lower, the marketization is easy, and the structure can be used in machinery requiring the conversion in the type and has higher generalizability.
Description
Technical field
The utility model patent relates to the adjustable rear protecting of a kind of vehicle mechanism, particularly a kind of adjustable rear protecting of vehicle mechanism with the protection of voussoir secondary.
Background technology
At present, the domestic and international research about heavy-duty vehicle rear, mainly based on Purely mechanical rear, because the rear protecting of heavy-duty vehicle is higher apart from ground, when the vehicle of the types such as car or SUV and heavy goods vehicles knock into the back, easily cause the vehicles such as car or SUV " to pierce " heavy goods vehicles rear overhang part, cause great injures and deaths.With the heavy-duty vehicle of adjustable rear, though its rear has reduced the ground Clearance, because device is adjustable, produced again the lower problem of intensity at present.
Adopt electromechanical integration technology both can, in the safety that guarantees when collision front vehicle, can improve again the crossing ability of vehicle, protection vehicle is when normally travelling, and its rear is difficult for damaging.But its cost of correlative protection mechanism of existing electromechanical integration is higher, and weight is larger, is also difficult for universal and promotes.
Summary of the invention
The purpose of this utility model is the more problem that in use exists of the heavy goods vehicles rear protecting mechanism in order to solve existing Purely mechanical and electromechanical integration and a kind of adjustable rear protecting of vehicle mechanism with the protection of voussoir secondary of providing.
The adjustable rear protecting of vehicle mechanism with the protection of voussoir secondary described in the utility model includes upper voussoir, lower wedge block, balladeur train, slideway, secondary rear bumper and motor, wherein the inclined-plane of lower wedge block is provided with several grooves, in groove, be provided with needle roller, lower wedge block is connected with upper wedge slides by needle roller, slideway is located at the bottom of lower wedge block, sliding block joint between the bottom of lower wedge block and slideway, lower wedge block one end is provided with screw thread mouth, in screw thread mouth, be bolted with leading screw, one end of leading screw is connected with the axle drive shaft of motor, thereby driving leading screw to rotate, axle drive shaft drive lower wedge block to slide before and after slideway, between leading screw and motor driving shaft, be provided with electromotor brake assembly, the both sides of upper voussoir are by the chute sliding block joint of slide block and balladeur train, upper voussoir can slide up and down along the chute on balladeur train, lower wedge block carries out driving voussoir to slide up and down along the chute of balladeur train in sliding process under the drive of leading screw, secondary rear bumper is fixed on the front end of voussoir.
Motor is stepping motor.
Electromotor brake assembly includes fixed mount, deep groove ball bearing, brake operating shaft and electromotor brake, wherein fixed mount is comprised of front ferrule and rear lasso, front ferrule and rear lasso link together, on rear lasso, have breach, be used for settling electric wire, between rear lasso and motor, by bolt, be connected, the hollow part of front ferrule and deep groove ball bearing adopt the slight interference of H7/K6 to be connected, brake operating shaft is socketed by three cylinders, the cylinder connection of rear end has a pair of segment, brake operating shaft and deep groove ball bearing sliding block joint, brake operating shaft is connected with electromotor brake key, two segments of brake operating shaft one end put in two sectors of axle drive shaft one end of motor, brake operating shaft synchronously rotates with the axle drive shaft of motor, electromotor brake is connected with the front ferrule bolt of fixed mount.
Principle of work of the present utility model is as described below:
When front vehicle does not knock into the back trend with heavy goods vehicles, electromotor brake dallies with motor, the rotation of driven by motor leading screw, leading screw drives lower wedge block along straight line to left movement, lower wedge block is by needle roller by upwards jack-up of upper voussoir, and upper voussoir moves vertically upward along the chute on balladeur train, drives secondary rear bumper upward movement, motor stalling when secondary rear bumper moves to vertex, electromotor brake power down produces stronger braking force.
When front vehicle has while knocking into the back trend with heavy goods vehicles, electromotor brake dallies with motor, the rotation of driven by motor leading screw, leading screw drives lower wedge block to move right along straight line, upper voussoir rolls to drive by needle roller and moves downward due to gravity reason, and moves vertically downward along the chute on balladeur train, drives secondary rear bumper to move downward, motor stalling when secondary rear bumper moves to proper height, electromotor brake power down produces stronger braking force.
The beneficial effects of the utility model:
Adopt stepping motor and mechanical drive to control heavy goods vehicles rear bumper, and then can regulate according to actual condition the terrain clearance of rear protecting, sturdy and durable, the life-span is long; Simple in structure, easy for installation; Cost is lower, is easy to the marketization; Safe and reliable, the output signal of stepping motor is highly sensitive, and precision is high; Can transform according to different automobile types, transformation process is convenient and simple, adopts nut screw to carry out the lifting campaign of secondary protection, and this structure can be used for needing using in the machinery of this type of conversion, has stronger replicability.
Accompanying drawing explanation
Fig. 1 is the utility model STRUCTURE DECOMPOSITION schematic diagram.
Fig. 2 is upper voussoir described in the utility model and lower wedge block connection mode decomposing schematic representation.
Fig. 3 is electromotor brake assembly decomposing schematic representation described in the utility model.
1, upper voussoir 2, lower wedge block 3, balladeur train 4, slideway 5, secondary rear bumper
6, motor 7, groove 8, screw thread mouth 9, leading screw 10, electromotor brake assembly
11, slide block 12, chute 13, needle roller 20, fixed mount 21, deep groove ball bearing
22, brake operating shaft 23, electromotor brake 24, front ferrule 25, rear lasso
26, breach 27, two segment.
The specific embodiment
Refer to shown in Fig. 1, Fig. 2 and Fig. 3:
The adjustable rear protecting of vehicle mechanism with the protection of voussoir secondary described in the utility model includes upper voussoir 1, lower wedge block 2, balladeur train 3, slideway 4, secondary rear bumper 5 and motor 6, wherein the inclined-plane of lower wedge block 2 is provided with three grooves 7, in groove 7, be provided with needle roller 13, lower wedge block 2 is by needle roller 13 and upper voussoir 1 sliding block joint, slideway 4 is located at the bottom of lower wedge block 2, sliding block joint between the bottom of lower wedge block 2 and slideway 4, lower wedge block 2 one end are provided with screw thread mouth 8, in screw thread mouth 8, be bolted with leading screw 9, one end of leading screw 9 is connected with the axle drive shaft of motor 6, thereby driving leading screw 9 to rotate, axle drive shaft drive lower wedge block 2 to slide along slideway 4 front and back, between the axle drive shaft of leading screw 9 and motor 6, be provided with electromotor brake assembly 10, the both sides of upper voussoir 1 are chute 12 sliding block joints with balladeur train 3 by slide block 11, upper voussoir 1 can slide up and down along the chute 12 on balladeur train 3, lower wedge block 2 carries out driving voussoir 1 to slide up and down along the chute 12 of balladeur train 3 in sliding process under the drive of leading screw 9, secondary rear bumper 5 is fixed on the front end of voussoir 1.
Principle of work of the present utility model is as described below:
When front vehicle does not knock into the back trend with heavy goods vehicles, electromotor brake 23 dallies with motor 6, motor 6 drives leading screw 9 to rotate, leading screw 9 drives lower wedge block 2 along straight line to left movement, lower wedge block 2 is by needle roller 13 by upwards jack-up of upper voussoir 1, and upper voussoir 1 moves vertically upward along the chute 12 on balladeur train 3, drives secondary rear bumper 5 upward movements, motor 6 stalls when secondary rear bumper 5 moves to vertex, electromotor brake 23 power down produce stronger braking force.
When front vehicle has while knocking into the back trend with heavy goods vehicles, electromotor brake 23 dallies with motor 6, motor 6 drives leading screw 9 to rotate, leading screw 9 drives lower wedge block 2 to move right along straight line, upper voussoir 1 is because gravity reason is rolled to drive by needle roller 13 and moved downward, and moves vertically downward along the chute 12 on balladeur train 3, drives secondary rear bumper 5 to move downward, motor 6 stalls when secondary rear bumper 5 moves to proper height, electromotor brake 23 power down produce stronger braking force.
Claims (3)
1. the adjustable rear protecting of the vehicle mechanism with the protection of voussoir secondary, it is characterized in that: include voussoir, lower wedge block, balladeur train, slideway, secondary rear bumper and motor, wherein the inclined-plane of lower wedge block is provided with several grooves, in groove, be provided with needle roller, lower wedge block is connected with upper wedge slides by needle roller, slideway is located at the bottom of lower wedge block, sliding block joint between the bottom of lower wedge block and slideway, lower wedge block one end is provided with screw thread mouth, in screw thread mouth, be bolted with leading screw, one end of leading screw is connected with the axle drive shaft of motor, thereby driving leading screw to rotate, axle drive shaft drive lower wedge block to slide before and after slideway, between leading screw and motor driving shaft, be provided with electromotor brake assembly, the both sides of upper voussoir are by the chute sliding block joint of slide block and balladeur train, upper voussoir can slide up and down along the chute on balladeur train, lower wedge block carries out driving voussoir to slide up and down along the chute of balladeur train in sliding process under the drive of leading screw, secondary rear bumper is fixed on the front end of voussoir.
2. the adjustable rear protecting of the vehicle mechanism with the protection of voussoir secondary according to claim 1, is characterized in that: described motor is stepping motor.
3. the adjustable rear protecting of the vehicle mechanism with the protection of voussoir secondary according to claim 1, it is characterized in that: described electromotor brake assembly includes fixed mount, deep groove ball bearing, brake operating shaft and electromotor brake, wherein fixed mount is comprised of front ferrule and rear lasso, front ferrule and rear lasso link together, on rear lasso, have breach, be used for settling electric wire, between rear lasso and motor, by bolt, be connected, the hollow part of front ferrule and deep groove ball bearing adopt the slight interference of H7/K6 to be connected, brake operating shaft is socketed by three cylinders, the cylinder connection of rear end has a pair of segment, brake operating shaft and deep groove ball bearing sliding block joint, brake operating shaft is connected with electromotor brake key, two segments of brake operating shaft one end put in two sectors of axle drive shaft one end of motor, brake operating shaft synchronously rotates with the axle drive shaft of motor, electromotor brake is connected with the front ferrule bolt of fixed mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320782903.0U CN203567671U (en) | 2013-12-02 | 2013-12-02 | Vehicle adjustable back protection mechanism with wedge block secondary protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320782903.0U CN203567671U (en) | 2013-12-02 | 2013-12-02 | Vehicle adjustable back protection mechanism with wedge block secondary protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203567671U true CN203567671U (en) | 2014-04-30 |
Family
ID=50535419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320782903.0U Withdrawn - After Issue CN203567671U (en) | 2013-12-02 | 2013-12-02 | Vehicle adjustable back protection mechanism with wedge block secondary protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203567671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600714A (en) * | 2013-12-02 | 2014-02-26 | 吉林大学 | Adjustable vehicle rear protecting mechanism with wedge second-level protection |
-
2013
- 2013-12-02 CN CN201320782903.0U patent/CN203567671U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600714A (en) * | 2013-12-02 | 2014-02-26 | 吉林大学 | Adjustable vehicle rear protecting mechanism with wedge second-level protection |
| CN103600714B (en) * | 2013-12-02 | 2015-09-23 | 吉林大学 | With the adjustable rear protecting mechanism of vehicle of voussoir secondary protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140430 Effective date of abandoning: 20150923 |
|
| RGAV | Abandon patent right to avoid regrant |