CN105858564B - A kind of forklift limiting and protecting device containing armlet - Google Patents
A kind of forklift limiting and protecting device containing armlet Download PDFInfo
- Publication number
- CN105858564B CN105858564B CN201610391429.7A CN201610391429A CN105858564B CN 105858564 B CN105858564 B CN 105858564B CN 201610391429 A CN201610391429 A CN 201610391429A CN 105858564 B CN105858564 B CN 105858564B
- Authority
- CN
- China
- Prior art keywords
- close
- switch
- controller
- pumping plant
- 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.)
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Classifications
-
- 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
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/003—Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
-
- 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
- B66F9/0755—Position control; Position detectors
Abstract
The invention discloses a kind of forklift limiting and protecting device containing armlet, including fender bracket, shield arm fixed frame and forklift door frame, the fender bracket is made of connecting rod with the shield arm for being fixedly mounted on connecting rod two end, it further include the first close switch, second close switch, sensor block, controller, battery group and pumping plant assembly, described first is fixedly mounted on shield arm fixed frame close to switch, described second is fixedly mounted on forklift door frame close to switch, the sensor block is fixedly mounted on connecting rod, the sensor block is connect with pumping plant assembly, the pumping plant assembly is connect with controller, institute first connect with controller close to switch and second close to switch, the controller and battery group, which is powered, to be connected.The present invention by first close to switch with second close to switch induction whether, the open state of automatic protection frame, when preventing unexpected, the case where operator is confined between shield arm and can not escape.
Description
Technical field
The present invention relates to the technical field of forklift, in particular to a kind of forklift limiting and protecting device containing armlet.
Background technique
Forklift refer to pallet cargo is loaded and unloaded, heap is high, stacking and short distance transportation operation it is various wheeled
Carrying vehicle.Forklift structure is simple, manipulation flexibly, fine motion is good, anti-explosion safety performance is high, be suitable for slype and limited
Operation in space is the ideal equipment of high rack warehouse, workshop loading or unloading pallet, can be widely applied to petroleum, chemical industry, pharmacy,
The industry such as light textile, military project, paint, pigment, coal can greatly improve working efficiency, mitigate the labor intensity of worker, for enterprise
Industry is won the market the chance of competition.
To prevent operator to be thrown out of when speed is very fast or turning, vehicle is equipped with shield arm.Operator when operation
Between two groups of shield arm.But for forklift, when cargo lifting height is higher, if overturn accident occurs, shield arm is deposited
It is being unfavorable for fleeing from for operator.In order to improve the security performance of forklift, it is necessary to propose a kind of forklift containing armlet
Limiting and protecting device.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of forklift position limitation protection containing armlet is provided
Device, when aiming to solve the problem that forklift is equipped with shield arm in the prior art, when overturn accident occurs, the presence of shield arm, no
Conducive to operator the technical issues of fleeing from.
To achieve the above object, the invention proposes a kind of forklift limiting and protecting device containing armlet, including fender bracket,
Shield arm fixed frame and forklift door frame, the fender bracket are made of connecting rod with the shield arm for being fixedly mounted on connecting rod two end, institute
The connecting rod stated may be rotatably mounted on shield arm fixed frame, further include the first close switch, the second close switch, sensor block, control
Device, battery group and pumping plant assembly processed, described first is fixedly mounted on shield arm fixed frame close to switch, and described second
It is fixedly mounted on forklift door frame close to switch, the sensor block is fixedly mounted on connecting rod, the sensor block and pumping plant
Assembly connection, the pumping plant assembly connect with controller, described first close to switch and second it is close switch with control
Device connection, the controller and battery group, which are powered, to be connected.
Preferably, described first it is effective close to inductive switching when, in opened condition, described first is close for fender bracket
When switch does not incude effective, fender bracket is in be not switched on state.
Preferably, described second it is effective close to inductive switching when, the lifting height of forklift door frame is more than setting height,
When described second does not incude effective close to switch, the lifting height of forklift door frame is lower than setting height.
Preferably, when the first close switch incudes effective simultaneously close to switch with second, controller and pumping plant
Assembly is powered, and described first close to when switching and second does not incude effective simultaneously close to switch, and controller and pumping plant assembly are not
It is powered.
Preferably, the battery group is 24V battery group.
Preferably, being cased with elastic protecting sleeve in the shield arm.
Beneficial effects of the present invention: compared with prior art, a kind of forklift limit guarantor containing armlet provided by the invention
Protection unit, it is structurally reasonable, it is total close to switch, second close to switch, sensor block, controller, battery group and pumping plant by first
At be used cooperatively, control the lifting altitude of forklift door frame, fender bracket can be opened in time, when preventing contingency, operation
Personnel are stranded and the case where can not escape, if first close to inductive switching, effectively (i.e. fender bracket is in opening in use process
State is protected), when second (i.e. the lifting height of forklift door frame is more than setting height) effective close to inductive switching, control
Device processed driving pumping plant assembly movement makes fender bracket in being not switched on state to drive connecting rod rotation by sensor block, once appearance
Overturn accident, operator will not be trapped between fender bracket, can escape immediately.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of working principle diagram of the forklift limiting and protecting device containing armlet of the embodiment of the present invention；
Fig. 2 is the installation site figure of the first close switch of the embodiment of the present invention；
Fig. 3 is the installation site figure of the second close switch of the embodiment of the present invention.
In figure: 1- fender bracket, 11- connecting rod, 12- shield arm, 13- elastic protecting sleeve, 2- shield arm fixed frame, 3- first connect
Nearly switch, 4- second close switch, 5- sensor block, 6- controller, 7- battery group, 8- pumping plant assembly, 9- forklift door frame.
[specific embodiment]
In order to make the objectives, technical solutions and advantages of the present invention clearer, right below by attached drawing and embodiment
The present invention is further elaborated.However, it should be understood that specific embodiment described herein is only used to explain this hair
Range that is bright, being not intended to restrict the invention.In addition, in the following description, descriptions of well-known structures and technologies are omitted, with
Avoid unnecessarily obscuring idea of the invention.
Refering to fig. 1, Fig. 2 and Fig. 3, the embodiment of the present invention provide a kind of forklift limiting and protecting device containing armlet, including
Fender bracket 1, shield arm fixed frame 2 and forklift door frame 9, the fender bracket 1 is by connecting rod 11 and is fixedly mounted on 11 both ends of connecting rod
Shield arm 12 form, the connecting rod 11 may be rotatably mounted on shield arm fixed frame 2, further include first close to switch 3, the
Two are fixedly mounted close to switch 4, sensor block 5, controller 6, battery group 7 and pumping plant assembly 8, described first close to switch 3
On shield arm fixed frame 2, described second is fixedly mounted on forklift door frame 9 close to switch 4, and the sensor block 5 is fixed
It is mounted on connecting rod 11, the sensor block 5 is connect with pumping plant assembly 8, and the pumping plant assembly 8 is connect with controller 6, described
First connect close to switch 3 and second close to switch 4 with controller 6, the controller 6 and the energization of battery group 7 company
It connects.
Wherein, described first it is effective close to the induction of switch 3 when, in opened condition, described first approaches and opens fender bracket 1
When pass 3 does not incude effective, when fender bracket 1 is effective close to the induction of switch 4 in the state that is not switched on, described second, forklift door frame 9
Lifting height is more than setting height, and when the described second close switch 4 does not incude effective, the lifting height of forklift door frame 9 is lower than
Setting height.
Further, when the first close switch 3 and the second close switch 4 incude effective simultaneously, controller 6 and pump
Assembly 8 of standing is powered, when the described first close switch 3 and the second close switch 4 do not incude effective simultaneously, controller 6 and pumping plant
8 no power of assembly.
Further, the battery group 7 is 24V battery group.
Further, elastic protecting sleeve 13 is cased in the shield arm 12.
The course of work of the present invention:
A kind of forklift limiting and protecting device containing armlet of the present invention during the work time, if fender bracket 1 is in being not switched on shape
State then can reach the design height of vehicle；When fender bracket 1 in opened condition when, i.e., first is effective close to the induction of switch 3, works as fork
When the lifting height of car door frame 9 is more than setting height, second is effective close to the induction of switch 4, then controller 6 and pumping plant assembly 8 are logical
Electricity, pumping plant assembly 8 act, and drive connecting rod 11 to rotate by sensor block 5, so that fender bracket 1 is in be not switched on state, and stop
It rises.
A kind of forklift limiting and protecting device containing armlet of the present invention, by first close to switch 3, second approach switch 4,
Sensor block 5, controller 6, battery group 7 and pumping plant assembly 8 are used cooperatively, and control the lifting altitude of forklift door frame, can be timely
Open fender bracket 1, when preventing contingency, operator is stranded and the case where can not escape, if in use process
First incudes effectively (i.e. fender bracket 1 in opened condition, is protected) close to switch 3, when the second close induction of switch 4 is effective
When (i.e. the lifting height of forklift door frame 9 is more than setting height), controller 6 drives pumping plant assembly 8 to act, to pass through sensor block
5 drive connecting rod 11 to rotate, and make fender bracket 1 in state is not switched on, once there is overturn accident, operator will not be trapped in protection
Between frame, it can escape immediately.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (1)
1. a kind of forklift limiting and protecting device containing armlet, including fender bracket (1), shield arm fixed frame (2) and forklift door frame
(9), the fender bracket (1) by connecting rod (11) and is fixedly mounted on the shield arm (12) at connecting rod (11) both ends and forms, described
Connecting rod (11) may be rotatably mounted on shield arm fixed frame (2), it is characterised in that: further includes first close to switch (3), second connects
Nearly switch (4), sensor block (5), controller (6), battery group (7) and pumping plant assembly (8), the described first close switch (3)
It is fixedly mounted on shield arm fixed frame (2), described second is fixedly mounted on forklift door frame (9) close to switch (4), described
Sensor block (5) be fixedly mounted on connecting rod (11), the sensor block (5) is connect with pumping plant assembly (8), and the pumping plant is total
It is connect at (8) with controller (6), described first connect with controller (6) close to switch (3) and second close to switch (4),
The controller (6) is powered with battery group (7) and connects, when the described first close switch (3) incudes effective, fender bracket
(1) in opened condition, when the first close switch (3) does not incude effective, fender bracket (1) is in be not switched on state, described
Second it is effective close to switch (4) induction when, the lifting height of forklift door frame (9) is more than setting height, and described second close to opening
(4) are closed when not incuding effective, the lifting height of forklift door frame (9) is lower than setting height, and described first close to switch (3) and the
When two close switches (4) incude effective simultaneously, controller (6) and pumping plant assembly (8) are powered, the described first close switch (3)
When not incuding effective simultaneously close to switch (4) with second, controller (6) and pumping plant assembly (8) no power, the battery group
(7) it is 24V battery group, is cased with elastic protecting sleeve (13) in the shield arm (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391429.7A CN105858564B (en) | 2016-06-03 | 2016-06-03 | A kind of forklift limiting and protecting device containing armlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391429.7A CN105858564B (en) | 2016-06-03 | 2016-06-03 | A kind of forklift limiting and protecting device containing armlet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105858564A CN105858564A (en) | 2016-08-17 |
| CN105858564B true CN105858564B (en) | 2018-12-07 |
Family
ID=56675842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610391429.7A Active CN105858564B (en) | 2016-06-03 | 2016-06-03 | A kind of forklift limiting and protecting device containing armlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105858564B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3768083B2 (en) * | 2000-08-31 | 2006-04-19 | 日本輸送機株式会社 | Picking forklift |
| US8523224B2 (en) * | 2008-10-14 | 2013-09-03 | Crown Equipment Corporation | Restraint system for walkie/rider pallet truck |
| CN105668465A (en) * | 2015-12-02 | 2016-06-15 | 林德（中国）叉车有限公司 | Integrated control arm for stand-driving type forklift |
| CN205709765U (en) * | 2016-06-03 | 2016-11-23 | 意欧斯智能科技股份有限公司 | A kind of forklift limiting and protecting device containing armlet |
-
2016
- 2016-06-03 CN CN201610391429.7A patent/CN105858564B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105858564A (en) | 2016-08-17 |
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