CN204222954U - Electronic storage car steering hardware and there is its electronic storage car - Google Patents
Electronic storage car steering hardware and there is its electronic storage car Download PDFInfo
- Publication number
- CN204222954U CN204222954U CN201420580881.4U CN201420580881U CN204222954U CN 204222954 U CN204222954 U CN 204222954U CN 201420580881 U CN201420580881 U CN 201420580881U CN 204222954 U CN204222954 U CN 204222954U
- Authority
- CN
- China
- Prior art keywords
- handle bar
- side plate
- proximity switch
- electronic storage
- steering hardware
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of electronic storage car steering hardware and there is its electronic storage car, steering hardware comprises turning rack, the rotary setting steering base on turning rack and the handle bar be rotationally connected with steering base, described handle bar is provided with proximity switch, and described steering base is provided with the sensor block coordinated with proximity switch.Electronic storage car steering hardware of the present utility model, adopt proximity switch to coordinate collection and the output of common complete operation wayside signaling with sensor block, the mechanical part that proximity switch itself need not contact with sensor block, proximity switch is not easy to damage, long service life, thus can reliability be improved.
Description
Technical field
The utility model belongs to storage car technical field, and specifically, the utility model relates to a kind of electronic storage car steering hardware and has its electronic storage car.
Background technology
Electronic storage car has easy to operate, dependable performance, small and exquisite flexibly, the advantage such as high, energy-conserving and environment-protective of cost performance, the functions such as the short-haul operation of pallet cargo, stacking can be realized, in the little storage of modern times storage truck system is carried, occupy very consequence.And facilitate, turning to of safety, robust manipulation be the important guarantee that car load can normally work.
The steering swivel system of electronic storage car is mainly divided into implementation that mechanical type turns to, electric power steering.Driver's rotary handle, moment is directly conveyed to drive motor by handle bar, or pass torque to angular transducer, change electric signal into, export electrical equipment control end again to, control steer motor to turn to, two schemes all makes drive motor produce corresponding angle feed-back, realizes turning function.These steering swivel systems have its respective merits and faults, use mechanical type to turn to, reliable, economical, how with hard steering; Select electric power steering, light, laborsaving, but relative complex, cost is higher.
Existing electronic storage car can realize the steering hardware of turning function, there is following defect:
(1) steering hardware triggers as signal source mainly with micro-switch greatly, and containing the mechanical part that accuracy requirement is higher in micro-switch, its mechanical part easily destroys, restricted lifetime because of tired, and accuracy of manufacture requires high, poor reliability;
(2) mostly there is the defect of complex structure, poor reliability in steering hardware, dismounting is inconvenient, and due to problems such as machining accuracy are poor, adjustment position is unreasonable, the life-span of electric components is caused greatly to reduce, namely the applying working condition of steering hardware handle bar frequently spins upside down, left rotation and right rotation, irrational mix design makes the signal wire (SW) of handle easily produce fracture by fatigue, affects product reliability;
(3) the most outward appearance of steering hardware is poor, and moulding is lofty;
(4) steering hardware is mostly because of Structure Designing Problem, and device front portion is exposed design, easy oil-feed water, dust, easily crushes operating personal finger or other article.
Utility model content
The utility model is intended at least to solve one of technical matters existed in prior art.For this reason, the utility model provides a kind of electronic storage car steering hardware and has its electronic storage car, and object improves reliability.
To achieve these goals, the technical scheme that the utility model is taked is: electronic storage car steering hardware, comprise and draw together turning rack, the rotary setting steering base on turning rack and the handle bar be rotationally connected with steering base, described handle bar or described steering base are provided with proximity switch, correspondingly on steering base or handle bar, are provided with the sensor block coordinated with proximity switch.
Described proximity switch is provided with one on described handle bar, and described sensor block is provided with one on described steering base.
Described handle bar is provided with the fixed plate of U-shaped, and described proximity switch is arranged in the U-lag of fixed plate.
The axis of described proximity switch parallels with the rotation centerline of described handle bar, and described sensor block is positioned at the side of proximity switch.
Described steering base comprises the mount pad be connected with described handle bar and the steering shaft be located on mount pad, and described sensor block is located on mount pad.
Described mount pad comprises base plate and is connected to the first side plate, the second side plate and the 3rd side plate on base plate, first side plate and the second side plate are for being oppositely arranged, 3rd side plate is between the first side plate and the second side plate, base plate and the first side plate, the second side plate and the 3rd side plate surround a storage tank, described handle bar inserts in storage tank, and be connected with the first side plate and the second side plate, described proximity switch and described sensor block are also positioned at storage tank.
Described 3rd side plate is circular arc plate, and the axis of the 3rd side plate is coaxial with the rotation centerline of described handle bar.
Described handle bar is provided with the dust boot for hiding described storage tank, and dust boot has the madial wall of circular arc, and the outside face of described 3rd side plate is provided with the chute of circular arc, and dust boot is provided with being partially submerged in this chute of circular arc shaped inside wall.
Opposite side relative with the side arranging described proximity switch on described handle bar is provided with a cover plate, and cover plate and handle bar are connected by spiral or are welded to connect.
The utility model also provides a kind of electronic storage car, comprises above-mentioned steering hardware.
Electronic storage car steering hardware of the present utility model, adopt proximity switch to coordinate collection and the output of common complete operation wayside signaling with sensor block, the mechanical part that proximity switch itself need not contact with sensor block, proximity switch is not easy to damage, long service life, thus can reliability be improved.
Accompanying drawing explanation
This specification sheets comprises the following drawings, shown content respectively:
Fig. 1 is the exploded drawings of the utility model steering hardware;
Fig. 2 is the assembly figure of the utility model steering hardware;
Fig. 3 is the connection diagram of handle bar and steering base;
Fig. 4 is the layout schematic diagram of wire harness in steering hardware;
Fig. 5 is the structural representation of steering base;
Fig. 6 is the structural representation of handle bar when different operating position of the utility model steering hardware;
Fig. 7 is the enlarged drawing of handle bar when different operating position of the utility model steering hardware;
Fig. 8 is the exploded drawings of turning rack;
Fig. 9 is the exploded drawings of handle bar and cover plate;
Figure 10 is the structural representation of integral catch bar;
Figure 11 is the steering hardware of another kind of structure and the connection diagram of damper;
Be labeled as in figure:
1, proximity switch; 2, sensor block; 3, cover plate; 4, handle bar; 5, fixed plate;
6, steering base; 61, erection support; 611, base plate; 612, the first side plate; 613, the second side plate; 614, the 3rd side plate; 615, storage tank; 616, chute; 62, steering shaft;
7, turning rack; 71, rack body; 72, bearing; 73, jump ring;
8, dust boot; 9, adapter shaft; 10, the first rubber pad; 11, the second rubber pad; 12, gas spring; 13, limiting stopper; 14, damper; 15, wire harness.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, be described in further detail detailed description of the invention of the present utility model, object helps those skilled in the art to have more complete, accurate and deep understanding to design of the present utility model, technical scheme, and contribute to its enforcement.
As shown in Figures 1 to 9, the utility model provides a kind of electronic storage car steering hardware, its handle bar 4 mainly comprising steering base 6 and be rotationally connected with steering base 6, and handle bar 4 is for connecting handle.The handle bar 4 of this steering hardware is provided with proximity switch 1, and steering base 6 is provided with the sensor block 2 coordinated with proximity switch 1, and sensor block 2 is as trigger signal source, and proximity switch 1 matches with sensor block 2 collection of common complete operation wayside signaling and output.
Specifically, the sensor block 2 on steering base 6 is provided with one, and the proximity switch 1 on handle bar 4 is also provided with one.As shown in Figure 2, vertical on the side of the lower end be connected with steering base 6 of handle bar 4 fixed plate 5 is set, the shape of this fixed plate 5 is U-shaped, one end of proximity switch 1 is inserted in the U-lag on fixed plate 5, and by the fastening stator 5 of two nut clamp that end is arranged, proximity switch 1 is fixed on fixed plate 5.The axis of proximity switch 1 parallels with the rotation centerline of handle bar 4, and sensor block 2 is positioned at the side of proximity switch 1 rotation path.
The position of sensor block 2 on steering base 6 be positioned at handle bar 4 rotation centerline above, as shown in Figure 6, handle bar 4 can rotate within the scope of certain angle relative to steering base 6 on steering base 6, when handle bar 4 upwards turns to upper extreme position, handle bar 4 is close to vertical state, proximity switch 1 now on handle bar 4 is positioned at the side-lower of sensor block 2, and proximity switch 1 detects less than sensor block 2, and now proximity switch 1 no signal exports; Rotate in process at handle bar 4, proximity switch 1 rotates thereupon, and when proximity switch 1 detects sensor block 2, now proximity switch 1 has signal to export, and when proximity switch 1 is in investigative range, handle bar 4 is in the work area that can operate storage turner and do; When handle bar 4 continues to be swung down to lower limit position, the proximity switch 1 now on handle bar 4 is positioned at below the opposite side of sensor block 2, and proximity switch 1 detects less than sensor block 2, and now proximity switch 1 no signal exports.Therefore, sensor block 2 is as trigger signal source, and along with lower top-down rotation of pressing handle bar 4, proximity switch 1 sensing point is followed successively by no signal, has signal, no signal condition.By a series of conversions such as detectable signals, feed back in the action of storage car, change into successively: brake district, work area, brake district.In addition, the high-low limit position of handle bar 4 also belongs to brake district.
This steering hardware by using proximity switch 1 to replace micro-switch to export as signal on handle bar 4, and detection clear working place, realizes safe in operation.The acquisition of signal distance of proximity switch 1 is 1 ~ 4 millimeter, and the manufacture that the non-contact type signal triggering on cooperation steering base 6 is whole car body, assembling are provided convenience.This steering hardware effectively can realize the object of safe driving, meet human engineering, realisticly formerly run into emergency situation, under people's instinct, do not cut off the situation of host power supply by handle, when systems axiol-ogy responded rapidly to " brake district " time, and system reliability is increased dramatically.
As shown in Figure 5, steering base 6 comprises the erection support 61 be connected with the lower end of handle bar 4 and the steering shaft 62 be located on erection support 61, and sensor block 2 is located on erection support 61.As preferably, erection support 61 comprises a base plate 611 and the first side plate 612, second side plate 613 of being connected on base plate 611 and the 3rd side plate 614, and base plate 611 is for being horizontally disposed with, and steering shaft 62 is connected with base plate 611 is vertical below base plate 611.First side plate 612 and the second side plate 613 are vertically arrange on base plate 611, and two for being oppositely arranged, and the first side plate 612 is with the second side plate 613 and be two flat boards that shape is identical.3rd side plate 614 is between the first side plate 612 with the second side plate 613 and be fixedly connected with both, erection support 61 surrounds a storage tank 615 by base plate 611 and the first side plate 612, second side plate 613 and the 3rd side plate 614, the lower end of handle bar 4 is inserted in this storage tank 615, and be rotationally connected by the overhanging rotating shaft in both sides and the first side plate 612 and the second side plate 613, proximity switch 1 and sensor block 2 are equally also positioned at storage tank 615.
Because the 3rd side plate 614 is positioned on the rotation path of handle bar 4, as shown in Figure 4, the side of handle bar 4 arranges the first rubber pad 10, first rubber pad 10 is positioned on the same side of handle bar 4 with fixed plate 5, first rubber pad 10 can avoid handle bar 4 directly to contact with the 3rd side plate 614 when upwards rotating, avoid both to collide and cause damage and produce noise, also playing buffer action, lifting operation traveling comfort.End relative with the 3rd side plate 614 on base plate 611 is provided with second rubber pad 11, second rubber pad 11 is positioned on the rotation path of handle bar 4, second rubber pad 11 can avoid handle bar 4 directly to contact with base plate 611 when rotating, avoid both to collide and cause damage and produce noise, equally also can play buffer action.
As preferably, the 3rd side plate 614 is circular arc plate, and the axis of the 3rd side plate 614 is coaxial with the rotation centerline of handle bar 4.The radian of the 3rd side plate 614 is arranged according to the corner size of handle bar 4, and in the present embodiment, as shown in Figure 5, the radian of the 3rd side plate 614 is slightly less than 180 degree.Sensor block 2 is arranged on inside edge, the upper end place of the 3rd side plate 614, adjacent with the first side plate 612, and radially stretches out in storage tank 615.As shown in Figure 3, one is also provided with for hiding the dust boot 8 of storage tank 615 at handle bar 4, the base portion of this dust boot 8 is the shielding part of circular arc, fit and are bolted in the connecting portion of dust boot 8 and the side of handle bar 4, the first rubber pad 10 is between fixed plate 5 and the connecting portion of dust boot 8.The chute 616 of a circular arc is provided with at the outside face of the 3rd side plate 614, this chute 616 be from the upper end surface of the 3rd side plate 614 circumferentially, shielding part on dust boot 8 embeds in this chute 616, when handle bar 4 rotates, dust boot 8 can be driven to rotate along chute 616.When handle bar 4 rotates; dust boot 8 also rotates thereupon; thus the opening between handle bar 4 and the 3rd side plate 614 can cover in by dust boot 8; dust boot 8 makes the front portion of steering hardware be closed design; ensure that in the operating process of whole handle bar 4, front end is not exposed; and energy available protecting body forward structure, avoid entering of generation dust, profit, and can effectively prevent from jamming a finger and other article.
As depicted in figs. 1 and 2, this steering hardware also comprises turning rack 7, adapter shaft 9 and limiting stopper 13, turning rack 7 is for supporting steering base 6, turning rack 7 is connected with the vehicle frame of limiting stopper 13 with electronic storage car, adapter shaft 9 plays upwards to connect and turns to, the effect of going down moment, steering shaft 62 is through inserting in adapter shaft 9 after turning rack 7, both pass through pinned connection, (damper 14 is finished product to the damper 14 of adapter shaft 9 and below, primarily of gears in mesh, main body, coder forms, the electric signal that can realize steering angle exports, carry the restriction to handle bar 4 Derivative limit on the left or on the right position, and can damping adjusting moment size, to look after and guide out suitable feel) connect, moment is passed to damper 14.Adapter shaft 9 also matches with the limiting stopper 13 be installed on vehicle frame, end position during common restriction handle bar 4 left rotation and right rotation, adapter shaft 9 and limiting stopper 13 are for being oppositely arranged, adapter shaft 9 can with steering base 6 left rotation and right rotation, when adapter shaft 9 touches limiting stopper 13, namely represent that handle bar 4 rotates to end position.
As shown in Figure 8, turning rack 7 is made up of rack body 71, upper and lower two bearings 72 and jump ring 73, rack body 71 is for being installed to vehicle frame, rack body 71 is provided with the through hole installing bearing 72, and jump ring 73 pairs of bearings 72 are set in through hole carry out spacing, the finishing portions of steering shaft 62 lower end embeds in bearing 72, and whole turning rack 7 can play stable support to whole steering hardware, guarantees that steering effort evenly and fully ensure the intensity of whole steering hardware.
The handle of adaptive various profile, the structure of handle bar 4, appearance and modeling and mounting means have various ways, in the present embodiment, as shown in Figure 1, opposite side relative with the side arranging proximity switch 1 on handle bar 4 is provided with a cover plate 3, the inside of handle bar 4 is provided with the rectangular recess extended along its length, and this groove forms opening in the side of handle bar 4, therefore needs to arrange cover plate 3 by this closure of openings.In the present embodiment, as shown in Figure 9, cover plate 3 is arranged on handle bar 4 by bolt.As shown in Figure 4, gas spring 12 inserts in the groove of handle bar 4, upper end and the handle bar 4 of gas spring 12 are rotationally connected, lower end is stretched out and is inserted in the storage tank 615 of erection support 61 and is rotationally connected with the first side plate 612 and the second side plate 613 in handle bar 4, gas spring 12 plays the effect of support handle bar 4, when operator does not use, by whole handle bar 4 upwards jack-up, by operation under handled easily person.
As variant embodiment, as shown in Figure 10, the cover plate 3 that handle bar 4 is arranged, for be integrated with handle bar 4 seam, forms enclosed structure, and gas spring 12 and the handle bar 4 of wire harness 15 through hollow, other parts and mounting means thereof do not change.
As variant embodiment, as shown in figure 11, this steering hardware only comprises the parts above the turning rack 7 of steering hardware shown in Fig. 2, omit the parts such as turning rack 7, adapter shaft 9 and limiting stopper 13, directly the steering shaft 62 of steering base 6 is connected with the damper 14 of below, moment is passed to damper 14.The steering hardware of this structure is only applicable to electronic power assist steering, lower end connection damper 14, and it has simple, the practical and easy to assembly advantage of structure; But the steering hardware inferior position of this structure is that bearing force, moment of torsion mainly concentrate on the connecting bridge of steering base 6 and damper 14, and lateral stability is slightly poor, is only applicable to the occasion that steering torque is less.
As variant embodiment, proximity switch 1 also can be arranged on steering base 6, and accordingly, sensor block 2 is arranged on handle bar 4, and proximity switch 1 matches with sensor block 2 also can the collection of complete operation wayside signaling and output.
As shown in Figure 4, the will of driver is fed back to vehicle frame by wire harness 15 by the signal on bar handle, realizes corresponding function, and therefore wire harness 15 can not damage.The wire harness 15 be connected with handle stretches out through after the through hole arranged in the through hole that the groove in handle bar 4, base plate 611 are arranged and steering shaft 62 successively, the inside of steering shaft 62 is the structure of hollow without sharp edge, handle bar 4 is the structure of hollow, the two ends up and down of gas spring 12 are connected with handle bar 4 and erection support 61 by columniform strut bar, effectively prevent wire harness 15 to contact and friction with the hard of sharp edge, effectively prevent wearing and tearing, the destruction because handle bar 4 spins upside down, sway drives wire harness 15, and cabling layout is more reasonable.
The utility model also provides a kind of electronic storage car, and it comprises above-mentioned steering hardware.The concrete structure of this steering hardware can refer to Fig. 1 to Figure 11, does not repeat them here.The steering hardware in above-described embodiment is comprised, so it has all advantages of above-mentioned steering hardware due to electronic storage car of the present utility model.
Below by reference to the accompanying drawings the utility model is exemplarily described.Obviously, the utility model specific implementation is not subject to the restrictions described above.As long as have employed the improvement of the various unsubstantialities that method of the present utility model is conceived and technical scheme is carried out; Or without improvement, above-mentioned design of the present utility model and technical scheme directly applied to other occasion, all within protection domain of the present utility model.
Claims (10)
1. electronic storage car steering hardware, comprise turning rack, the rotary setting steering base on turning rack and the handle bar be rotationally connected with steering base, it is characterized in that: described handle bar or described steering base are provided with proximity switch, correspondingly on steering base or handle bar, be provided with the sensor block coordinated with proximity switch.
2. electronic storage car steering hardware according to claim 1, it is characterized in that: described proximity switch is provided with one on described handle bar, described sensor block is provided with one on described steering base.
3. electronic storage car steering hardware according to claim 1 and 2, it is characterized in that: described handle bar is provided with the fixed plate of U-shaped, described proximity switch is arranged in the U-lag of fixed plate.
4. electronic storage car steering hardware according to claim 3, is characterized in that: the axis of described proximity switch parallels with the rotation centerline of described handle bar, and described sensor block is positioned at the side of proximity switch.
5. electronic storage car steering hardware according to claim 4, is characterized in that: described steering base comprises the mount pad be connected with described handle bar and the steering shaft be located on mount pad, and described sensor block is located on mount pad.
6. electronic storage car steering hardware according to claim 5, it is characterized in that: described mount pad comprises base plate and is connected to the first side plate, the second side plate and the 3rd side plate on base plate, first side plate and the second side plate are for being oppositely arranged, 3rd side plate is between the first side plate and the second side plate, base plate and the first side plate, the second side plate and the 3rd side plate surround a storage tank, described handle bar inserts in storage tank, and be connected with the first side plate and the second side plate, described proximity switch and described sensor block are also positioned at storage tank.
7. electronic storage car steering hardware according to claim 6, is characterized in that: described 3rd side plate is circular arc plate, and the axis of the 3rd side plate is coaxial with the rotation centerline of described handle bar.
8. electronic storage car steering hardware according to claim 7, it is characterized in that: described handle bar is provided with the dust boot for hiding described storage tank, dust boot has the madial wall of circular arc, the outside face of described 3rd side plate is provided with the chute of circular arc, and dust boot is provided with being partially submerged in this chute of circular arc shaped inside wall.
9. electronic storage car steering hardware according to claim 8, it is characterized in that: opposite side relative with the side arranging described proximity switch on described handle bar is provided with a cover plate, cover plate and handle bar are connected by spiral or are welded to connect.
10. an electronic storage car, is characterized in that: comprise the arbitrary described steering hardware of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580881.4U CN204222954U (en) | 2014-10-09 | 2014-10-09 | Electronic storage car steering hardware and there is its electronic storage car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580881.4U CN204222954U (en) | 2014-10-09 | 2014-10-09 | Electronic storage car steering hardware and there is its electronic storage car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204222954U true CN204222954U (en) | 2015-03-25 |
Family
ID=52921079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420580881.4U Expired - Fee Related CN204222954U (en) | 2014-10-09 | 2014-10-09 | Electronic storage car steering hardware and there is its electronic storage car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204222954U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228927A (en) * | 2014-10-09 | 2014-12-24 | 奇瑞重工股份有限公司 | Electric storage trolley steering device and electric storage trolley with the same |
| CN105836672A (en) * | 2016-04-13 | 2016-08-10 | 宁波如意股份有限公司 | Handle mechanism |
| CN109878567A (en) * | 2019-04-01 | 2019-06-14 | 杭叉集团股份有限公司 | A kind of steering tiller and the warehouse trucks including steering tiller |
-
2014
- 2014-10-09 CN CN201420580881.4U patent/CN204222954U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228927A (en) * | 2014-10-09 | 2014-12-24 | 奇瑞重工股份有限公司 | Electric storage trolley steering device and electric storage trolley with the same |
| CN105836672A (en) * | 2016-04-13 | 2016-08-10 | 宁波如意股份有限公司 | Handle mechanism |
| CN109878567A (en) * | 2019-04-01 | 2019-06-14 | 杭叉集团股份有限公司 | A kind of steering tiller and the warehouse trucks including steering tiller |
| CN109878567B (en) * | 2019-04-01 | 2023-10-27 | 杭叉集团股份有限公司 | Steering handle and storage vehicle comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20151009 |
|
| EXPY | Termination of patent right or utility model |