CN113879390A - Disconnect-type steering mechanism for hand electric fork truck - Google Patents
Disconnect-type steering mechanism for hand electric fork truck Download PDFInfo
- Publication number
- CN113879390A CN113879390A CN202111261260.0A CN202111261260A CN113879390A CN 113879390 A CN113879390 A CN 113879390A CN 202111261260 A CN202111261260 A CN 202111261260A CN 113879390 A CN113879390 A CN 113879390A
- Authority
- CN
- China
- Prior art keywords
- steering
- bottom plate
- control motor
- steering mechanism
- electric forklift
- 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.)
- Pending
Links
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
- B62D5/0457—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by control features of the drive means as such
- B62D5/046—Controlling the motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D3/00—Steering gears
- B62D3/02—Steering gears mechanical
- B62D3/12—Steering gears mechanical of rack-and-pinion type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07568—Steering arrangements
Abstract
The invention discloses a separated steering mechanism for a hand-held electric forklift, which comprises a side plate arranged on a forklift body, wherein a spring damper is arranged on the side plate, a bottom plate is movably connected on the spring damper in a penetrating manner, a steering control motor and a walking control motor are respectively arranged on the bottom plate, the walking control motor penetrates through the bottom plate and drives a steering wheel to rotate through a transmission mechanism, the steering control motor penetrates through the bottom plate and is connected with a driving gear, the driving gear is mutually meshed with a driven gear movably arranged at the bottom of the bottom plate, the driven gear is fixedly connected with a wheel carrier provided with the steering wheel, the steering control motor is connected and controlled by a steering encoder, and the steering encoder is communicated with an angle sensor on a control handle. This design is owing to carry out the separation design with control handle and directive wheel for the operator is more nimble convenient when the operation, and in addition, this product still is provided with spring damper, and this design has effectively reduced the vibrations that steering mechanism received, plays the effect of protection product.
Description
Technical Field
The invention relates to the field of hand-held electric forklifts, in particular to a separated steering mechanism for the hand-held electric forklifts.
Background
The conventional hand electric forklift comprises a frame, an electric fork assembly, a steering wheel, an auxiliary roller, a control handle and other parts, wherein generally speaking, the steering wheel is arranged in a space below the control handle, the steering wheel is connected with the frame through a wheel carrier, a connecting rod assembly is arranged below the control handle and connected with the wheel carrier, and the wheel carrier is driven to rotate when the control handle rotates, so that the steering wheel is controlled to change the direction, and the direction is controlled.
The mechanical structure has the advantages that the direction control is direct, the structure of a steering system is simple, but the problem is that the frictional resistance applied to the steering wheel during steering can be directly acted on the control handle through the connecting rod component, and the steering is not flexible or even can not be steered on occasions with large friction, so that the use of the electric forklift is directly influenced; in addition, when the steering wheel travels on a bumpy road, the steering wheel brings great vibration to the control handle, and the use of the control handle is influenced.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a separated steering mechanism for a hand-held electric forklift, which is flexible in steering.
The invention discloses a separated steering mechanism for a hand-held electric forklift, which comprises a side plate arranged on a forklift body, wherein a spring damper is arranged on the side plate, a bottom plate is movably connected to the spring damper in a penetrating manner, a steering control motor and a walking control motor are respectively arranged on the bottom plate, the walking control motor penetrates through the bottom plate and drives a steering wheel to rotate through a transmission mechanism, the steering control motor penetrates through the bottom plate and is connected with a driving gear, the driving gear is mutually meshed with a driven gear movably arranged at the bottom of the bottom plate, the driven gear is fixedly connected with a wheel carrier provided with the steering wheel, the steering control motor is connected and controlled by a steering encoder, and the steering encoder is communicated with an angle sensor on a control handle.
According to some embodiments of the invention, the number of the spring dampers is two, and the two spring dampers are symmetrically arranged.
According to some embodiments of the invention, the transmission mechanism is a belt or a chain.
According to some embodiments of the invention, the steering control motor is a stepper motor.
According to some embodiments of the invention, the walking control motor is a servo motor.
According to some embodiments of the present invention, the spring damper includes a cylinder, one end of the cylinder is fixed on the upper fixing block, the other end of the cylinder movably penetrates through the lower fixing block, and the cylinder is penetrated with a spring.
According to some embodiments of the present invention, the bottom plate is inserted into the column, and two ends of the spring respectively press against the upper fixing block and the bottom plate.
The separated steering mechanism for the hand-held electric forklift at least has the following beneficial effects: this product is through controlling on hand on the angle sensor transmits control handle's rotation signal to the steering encoder, the steering encoder passes through the steering control motor control driving gear and rotates, and the driving gear passes through driven gear control wheel carrier rotation, thereby realize the steering wheel steering operation, this design is owing to control handle and steering wheel carry out the separation design, make the operator more nimble convenient when the operation, no longer receive the influence of environment occasion, even when jolting the road surface and walking, can not influence the use of handle yet. In addition, this product still is provided with spring damper, and this design has effectively reduced the vibrations that steering mechanism received, plays the effect of protection product.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described with reference to the following figures and examples, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view in another aspect of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to, for example, the upper, lower, etc., is indicated based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, a plurality means two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 and 2, a disconnect-type steering mechanism for hand electric forklift, it is including installing curb plate 1 on the automobile body, install spring damper 2 on the curb plate 1, bottom plate 3 has been worn in the activity on the spring damper 2, install steering control motor 5 and walking control motor 4 on the bottom plate 3 respectively, walking control motor 4 passes bottom plate 3 drives directive wheel 6 through drive mechanism and rotates, drive mechanism is belt or chain. The steering control motor 5 penetrates through the bottom plate 3 and is connected with the driving gear 7, the driving gear 7 is meshed with a driven gear 8 movably mounted at the bottom of the bottom plate 3, the driven gear 8 is fixedly connected with a wheel carrier 61 provided with the steering wheel 6, the steering control motor 5 is connected and controlled by a steering encoder 9, and the steering encoder 9 is communicated with an angle sensor on a control handle.
This embodiment is better for the absorbing effect, and the spring damper 2 who adopts is two, and the symmetry sets up respectively. The spring shock absorber 2 comprises a cylinder 21, one end of the cylinder 21 is fixed on an upper fixed block 22, the other end of the cylinder 21 is movably connected with a lower fixed block 23 in a penetrating mode, and a spring 24 is arranged on the cylinder 21 in a penetrating mode. The bottom plate 3 is connected to the column 21 in a penetrating manner, and two ends of the spring 24 are respectively pressed against the upper fixing block 22 and the bottom plate 3.
In order to make the turning of the steering wheel 6 and the steering more accurate, the steering control motor 5 is a stepping motor. The walking control motor 4 is a servo motor.
The working principle of the product is as follows: the angle sensor on the control handle transmits the rotation signal of the control handle to the steering encoder 9, the steering encoder 9 controls the driving gear 7 to rotate through the steering control motor 5, the driving gear 7 controls the wheel carrier 61 to rotate through the driven gear 8, thereby realizing the steering operation of the steering wheel, the design is designed by separating the control handle from the steering wheel 6, so that the operator is more flexible and convenient when operating, and is not influenced by the environment occasion, even when walking on a bumpy road surface, the use of the handle is not influenced. In addition, this product still is provided with spring damper 2, and this design has effectively reduced the vibrations that steering mechanism received, plays the effect of protection product.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. The utility model provides a hand disconnect-type steering mechanism for electric fork truck which characterized in that: comprises a side plate (1) arranged on a vehicle body, a spring shock absorber (2) is arranged on the side plate (1), a bottom plate (3) is movably connected on the spring shock absorber (2) in a penetrating way, a steering control motor (5) and a walking control motor (4) are respectively arranged on the bottom plate (3), the walking control motor (4) passes through the bottom plate (3) and drives the steering wheel (6) to rotate through the transmission mechanism, the steering control motor (5) passes through the bottom plate (3) and is connected with a driving gear (7), the driving gear (7) is meshed with a driven gear (8) movably arranged at the bottom of the bottom plate (3), the driven gear (8) is fixedly connected with a wheel carrier (61) provided with the steering wheel (6), the steering control motor (5) is connected and controlled by a steering encoder (9), and the steering encoder (9) is communicated with an angle sensor on the control handle.
2. The split steering mechanism for a walk behind electric forklift according to claim 1, characterized in that: the two spring shock absorbers (2) are respectively and symmetrically arranged.
3. The split steering mechanism for a walk behind electric forklift according to claim 1, characterized in that: the transmission mechanism is a belt or a chain.
4. The split steering mechanism for a walk behind electric forklift according to claim 1, characterized in that: the steering control motor (5) is a stepping motor.
5. The split steering mechanism for a walk behind electric forklift according to claim 1, characterized in that: the walking control motor (4) is a servo motor.
6. The split steering mechanism for a walk behind electric forklift according to claim 1, characterized in that: the spring shock absorber (2) comprises a cylinder (21), one end of the cylinder (21) is fixed on the upper fixing block (22), the other end of the cylinder is movably connected with the lower fixing block (23) in a penetrating mode, and a spring (24) is arranged on the cylinder (21) in a penetrating mode.
7. The split steering mechanism for a hand-held electric forklift according to claim 6, characterized in that: the bottom plate (3) is connected to the column (21) in a penetrating mode, and two ends of the spring (24) are respectively pressed against the upper fixing block (22) and the bottom plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111261260.0A CN113879390A (en) | 2021-10-28 | 2021-10-28 | Disconnect-type steering mechanism for hand electric fork truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111261260.0A CN113879390A (en) | 2021-10-28 | 2021-10-28 | Disconnect-type steering mechanism for hand electric fork truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113879390A true CN113879390A (en) | 2022-01-04 |
Family
ID=79014948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111261260.0A Pending CN113879390A (en) | 2021-10-28 | 2021-10-28 | Disconnect-type steering mechanism for hand electric fork truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113879390A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020047915A (en) * | 2000-12-14 | 2002-06-22 | 이계안 | Motor operate type steering device |
| CN103786781A (en) * | 2013-10-11 | 2014-05-14 | 黑龙江省康格尔科技有限公司 | Electronic-control steering system |
| CN205098267U (en) * | 2015-11-03 | 2016-03-23 | 武汉慧杰智能自动化有限公司 | Shock attenuation walking steering mechanism |
| CN108275619A (en) * | 2018-04-08 | 2018-07-13 | 惠州城市职业学院 | It is a kind of can 360 ° steering handling devices |
| CN108945101A (en) * | 2018-06-28 | 2018-12-07 | 安徽合力股份有限公司 | A kind of reach truck electricity turns to orientation cognitive device and control method |
| CN208411856U (en) * | 2018-07-02 | 2019-01-22 | 山东中叉重工机械有限公司 | Three pivot electric forklift steering mechanism |
| CN211918353U (en) * | 2020-03-09 | 2020-11-13 | 青岛奥斯特电驱动设备有限公司 | Vertical steering wheel assembly with shock absorption function |
-
2021
- 2021-10-28 CN CN202111261260.0A patent/CN113879390A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020047915A (en) * | 2000-12-14 | 2002-06-22 | 이계안 | Motor operate type steering device |
| CN103786781A (en) * | 2013-10-11 | 2014-05-14 | 黑龙江省康格尔科技有限公司 | Electronic-control steering system |
| CN205098267U (en) * | 2015-11-03 | 2016-03-23 | 武汉慧杰智能自动化有限公司 | Shock attenuation walking steering mechanism |
| CN108275619A (en) * | 2018-04-08 | 2018-07-13 | 惠州城市职业学院 | It is a kind of can 360 ° steering handling devices |
| CN108945101A (en) * | 2018-06-28 | 2018-12-07 | 安徽合力股份有限公司 | A kind of reach truck electricity turns to orientation cognitive device and control method |
| CN208411856U (en) * | 2018-07-02 | 2019-01-22 | 山东中叉重工机械有限公司 | Three pivot electric forklift steering mechanism |
| CN211918353U (en) * | 2020-03-09 | 2020-11-13 | 青岛奥斯特电驱动设备有限公司 | Vertical steering wheel assembly with shock absorption function |
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