CN207226933U - A kind of fork-truck steering axle assembly with overload protection function - Google Patents
A kind of fork-truck steering axle assembly with overload protection function Download PDFInfo
- Publication number
- CN207226933U CN207226933U CN201720986624.4U CN201720986624U CN207226933U CN 207226933 U CN207226933 U CN 207226933U CN 201720986624 U CN201720986624 U CN 201720986624U CN 207226933 U CN207226933 U CN 207226933U
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- CN
- China
- Prior art keywords
- overload protection
- assembly
- stent
- pontic
- bridge plate
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- 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.)
- Withdrawn - After Issue
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- Forklifts And Lifting Vehicles (AREA)
Abstract
It the utility model is related to a kind of fork-truck steering axle assembly with overload protection function.Including vehicle frame, turn to pontic assembly and connecting vehicle frame and perform stent with turning to the overload protection of pontic assembly, pontic assembly is turned to by the first axis pin assembly with the preceding mounting hole of vehicle frame to be connected, overload protection performs stent and is connected by the second axis pin assembly with turning to the upper bridge plate of pontic assembly, overload protection performs stent and is connected by the rear mounting hole of the 3rd axis pin assembly and vehicle frame, and overload protection performs forming face between stent and the lower bridge plate of steering pontic assembly and contacts, turn to and be additionally provided with hook support on the lower bridge plate of pontic assembly, hook support and overload protection leave gap between performing stent.As shown from the above technical solution, the utility model can perform overload protection on stent and carry out mechanical caging with hook support, be simultaneously emitted by the dangerous operation action of alarm sounds or control signal locking fork truck, it is ensured that the safety work of vehicle when fork truck overloads.
Description
Technical field
It the utility model is related to a kind of fork-truck steering axle assembly with overload protection function.
Background technology
The design feature of fork truck is determined that fork truck uses front-wheel drive, rear-axle steering under normal conditions by its job requirements.
Synoptically say, forklift steering bridge mainly undertakes the rearward weight of vehicle, absorbs the vibration and impact on road surface, ensures that vehicle is normal
Straight-line travelling and steering, directly affect the stability of vehicle and the operating characteristics of complete machine.At present, forklift steering bridge and rear portion car
In addition to frame ensures 3 ° or so pivot angles except longitudinally perpendicular direction, remaining each direction of motion is all rigid connection；The carrying of fork truck is former at the same time
Reason can be understood as the equalising torque relation using driving axle of forklift as fulcrum, the installation form and structures shape of existing steeraxle
On the one hand forklift steering bridge provides necessary function guarantee for the normal work of fork truck, while the weight of steeraxle itself is relative to drive
Dynamic bridge is a part that torque caused by fulcrum is also as truck stability design and bearing safety coefficient.It is actual in fork truck
During operation, although having corresponding rated load weight and corresponding safety coefficient per money fork truck, due under some complex situations
Operating personnel are indefinite to the weight and appearance and size of the cargo of operation, cause fork truck overloading occur in operation, easily right
Vehicle system components cause to damage, and overturn accident is likely to occur under extreme case, and there are larger security risk.
Utility model content
The purpose of this utility model is to provide a kind of fork-truck steering axle assembly with overload protection function, which carries
The duplicate protection for having supplied fork truck to overload, not only can provide alarm or dangerous play locking initial stage in overload, but also can provide overload
Mechanical protection afterwards, securely and reliably.
To achieve the above object, the utility model employs following technical scheme：Including vehicle frame, turn to pontic assembly and
Connecting vehicle frame with turn to pontic assembly overload protection perform stent, the steering pontic assembly by the first axis pin assembly with
The preceding mounting hole of vehicle frame is connected, and the overload protection performs stent and passes through the second axis pin assembly and the upper bridge for turning to pontic assembly
Plate is connected, and the overload protection performs stent and is connected by the rear mounting hole of the 3rd axis pin assembly and vehicle frame, and overload protection
Forming face contacts between performing lower bridge plate of the stent with turning to pontic assembly, is additionally provided with the lower bridge plate for turning to pontic assembly
Hook support, the hook support and overload protection leave gap between performing stent.
The upper bridge plate for turning to pontic assembly is equipped with limiting cushion block, and it is close that the limiting cushion block is fixed on bridge plate
In the vertical plate face of preceding mounting hole, gap is left between the limiting cushion block and vehicle frame, which is 1~2mm.
The overload protection performs and range sensor is fixed with stent, and the range sensor, which is used to sense, to be turned to
The distance between lower bridge plate and vehicle frame of pontic assembly.
The overload protection performs stent and performs stent for overall substantially L-shaped blocks, the overload protection
On be respectively equipped with the second axis pin assembly and matched first mounting hole of the 3rd axis pin assembly and the second mounting hole, described
One mounting hole and the second mounting hole front and rear arrangement, and the line of centres of the first mounting hole and the second mounting hole is in horizontal direction
In same horizontal line.
The overload protection performs support vertical in the lower bridge plate for turning to pontic assembly, and turns to the lower bridge of pontic assembly
Offered on plate and perform the matched groove in stent lower surface with overload protection, slot bottom and the overload protection of the groove perform branch
Forming face contacts between the lower surface of frame.
The hook support is in integrally "Ji" type, includes the transverse slat of horizontal direction arrangement, the both ends of the transverse slat to
Lower vertical to be equipped with starting stave and the second riser, the bottom of the starting stave and the second riser is outside respectively horizontal-extending to have the
One tablet and the second tablet, the hook support are crossed on groove, the spacing between first tablet and the second tablet
Match with the groove width of groove, and the first tablet and the second tablet are located at the notch both sides of groove, first tablet respectively
And second tablet be bolted on respectively turn to pontic assembly lower bridge plate on.
The overload protection performs stent and is equipped with the notch for being used for avoiding hook support, and the hook support is located at
The lower face and overload protection of the indentation, there and transverse slat leave gap between performing stent.
The steering pontic assembly is equipped with and matched first oscillating bearing of the first axis pin assembly, the overload
Protection performs stent and is equipped with and the second axis pin assembly and the matched second joint bearing of the 3rd axis pin assembly and the 3rd joint
Bearing.
As shown from the above technical solution, the steering pontic assembly of the utility model is protected by axis pin assembly and vehicle frame and overload
Shield executing agency is connected, and realizes and turns to pontic assembly and floating connection of the fork truck in ongoing operations；When fork truck overloads,
Overload protection performs stent and carries out mechanical caging with hook support, realizes the rigid connection for turning to pontic assembly and vehicle frame, and then
Producing corresponding torque prevents vehicle rollover to improve security；It is total with turning to pontic that vehicle frame is detected by range sensor at the same time
Into apart from gap change, and then send alarm sounds or control signal locking fork truck dangerous operation action, it is ensured that vehicle
Safety work.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram one of the utility model；
Fig. 2 is the dimensional structure diagram two of the utility model；
Fig. 3 is the structure diagram that the utility model overload protection performs stent；
Fig. 4 is the structure diagram of the utility model hook support；
Fig. 5 is the front view of the utility model in normal state；
Fig. 6 is the right view of Fig. 5；
Fig. 7 is front view of the utility model under overload condition；
Fig. 8 is the right view of Fig. 7.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings：
A kind of fork-truck steering axle assembly with overload protection function as shown in Figure 1 and Figure 2, including vehicle frame 1, steeraxle
Body assembly 2 and connecting vehicle frame 1 perform stent 3 with turning to the overload protection of pontic assembly 2, turn to pontic assembly 2 and pass through first
Axis pin assembly 4 is connected with the preceding mounting hole of vehicle frame 1, and it is total with turning to pontic by the second axis pin assembly 5 that overload protection performs stent 3
Upper bridge plate into 2 is connected, and overload protection performs stent 3 and is connected by the rear mounting hole of the 3rd axis pin assembly 6 and vehicle frame 1, and super
Forming face between protection execution stent 3 and the lower bridge plate for turning to pontic assembly 2 is carried to contact.Such a connection structure realizes overload and protects
Shield performs stent 3 and can be rotated with vehicle frame 1 around the first axis pin assembly 4, while when fork truck works due to rear vehicle weight
The effect of amount makes overload protection execution stent 3 realize that face contacts with turning to pontic assembly 2, and then ensures forklift steering bridge function
Realize.Turn to and hook support 7 is additionally provided with the lower bridge plate of pontic assembly 2, between hook support 7 and overload protection execution stent 3
Leave gap.
Further, the upper bridge plate for turning to pontic assembly 2 is equipped with limiting cushion block 8, and limiting cushion block 8 is fixed on bridge plate and leans on
Nearby in the vertical plate face of mounting hole, gap is left between limiting cushion block 8 and vehicle frame 1, which is 1~2mm.I.e. by spacing
The common gap between vehicle frame 1 of the control of cushion block 8, to realize the constraint to swing in the horizontal direction to turning to pontic assembly 2, keeps away
Exempt from vehicle and serpentine locomotion traveling occur,
Further, overload protection performs and range sensor 9 is fixed with stent 3, and range sensor 9, which is used to sense, to be turned to
The distance between lower bridge plate and vehicle frame 1 of pontic assembly 2.
Further, overload protection performs stent 3 and is performed for overall substantially L-shaped blocks, overload protection on stent 3
Be respectively equipped with 6 matched first mounting hole, 31 and second mounting hole 32 of the second axis pin assembly 5 and the 3rd axis pin assembly, first
31 and second mounting hole 32 of mounting hole front and rear arrangement, and the center of the first mounting hole 31 and the second mounting hole 32 connects in horizontal direction
Line is in same horizontal line.
Further, as shown in figure 3, overload protection performs stent 3 perpendicular to the lower bridge plate for turning to pontic assembly 2, and turn
Offered on to the lower bridge plate of pontic assembly 2 and perform the matched groove 21 in 3 lower surface of stent, the groove of groove 21 with overload protection
Forming face contacts between bottom and the lower surface of overload protection execution stent 3.
Further, as shown in figure 4, the entirety of hook support 7 is in "Ji" type, the transverse slat 71 of horizontal direction arrangement is included,
The both ends of transverse slat 71 are equipped with 72 and second riser 73 of starting stave, the bottom point of 72 and second riser 73 of starting stave downward vertically
It is outwards not horizontal-extending to there is the first tablet 74 and the second tablet 75, hook support 7 to be crossed on groove 21, the first tablet 74 and the
Spacing between two tablets 75 matches with the groove width of groove 21, and the first tablet 74 and the second tablet 75 are located at groove 21 respectively
Notch both sides, the first tablet 74 and the second tablet 75 are bolted on the lower bridge plate for turning to pontic assembly 2 respectively.
Further, overload protection performs stent 3 and is equipped with the notch 33 for being used for avoiding hook support 7, hook support 7
Gap is left at the notch 33 and between lower face and overload protection the execution stent 7 of transverse slat 71.
Further, turn to pontic assembly 2 be equipped with 4 matched first oscillating bearing 22 of the first axis pin assembly, surpass
Carry protection and perform stent 3 and be equipped with and the second axis pin assembly 5 and 6 matched second joint bearing 34 of the 3rd axis pin assembly and the
Three-knuckle bearing 35.The left and right pivot angle K1 of steeraxle and vehicle frame center line is realized using the inclination angle function of oscillating bearing, with full
The routine work of sufficient fork truck.
The operation principle and the course of work of the utility model are as follows：
1）Mechanical protection when fork truck overloads：As shown in Fig. 5~Fig. 7, for fork truck in normal operation, overload protection performs branch
Frame contacts and vertical due to being acted on be subject to car body dead weight with turning to the lower bridge plate of pontic assembly for face, at the same with installed in steering
There is the carrying that apart from gap X, can realize steeraxle at this time between hook support on the lower bridge plate of pontic assembly and turn to work(
Energy；When vehicle overloads, vehicle frame drives overload protection to perform stent and is moved upwards around the first axis pin assembly, when upward movement
During to certain angle K, overload protection perform stent be in contact with hook support, at this time, originally between the two apart from gap X
Become X1（X1=0）, at this moment the weight of whole steeraxle be loaded with, at the rear portion of fork truck, adding the stabilizing moment and peace of fork truck
Total system, and then realize overload mechanical protection function.
2）The detection alarm and protection of range sensor when fork truck overloads：As shown in Fig. 5~Fig. 7, fork truck in normal operation,
The distance between the lower bridge plate of range sensor with turning to pontic assembly is Y, and when fork truck overloads, overload performs protection branch
Frame moves upwards around the first axis pin assembly, and the distance between the lower bridge plate of range sensor with turning to pontic assembly is Y1 at this time,
Range sensor sends a signal to controller by detecting the difference of Y and Y1, so that vehicle electrically controlling system and hydraulic system hair
Go out alarm or lock the dangerous play of fork truck, realize alarm and defencive function.
The beneficial effects of the utility model are：1）The utility model is compact-sized, leads to the installation for adapting to fork truck original structure
It is required that；2）The utility model realizes the duplicate protection of fork truck overload, on the one hand provides alarm or locking fork truck initial stage in overload
Dangerous play, on the other hand the mechanical protection after overload can be provided, improve the security of forklift workability；3）It is total to turn to pontic
The movement for turning to pontic assembly and vehicle frame in longitudinal horizontal direction can be limited into upper limiting cushion block, avoids vehicle from snakelike fortune occur
Dynamic traveling, while oscillating bearing is used between pontic assembly and vehicle frame, overload protection execution stent turning to, realize and turn to pontic
Assembly and oscillating function of the vehicle frame in longitudinally perpendicular direction, to ensure the realization of forklift steering bridge normal function.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to this practicality
New scope is defined, and on the premise of the spirit of the design of the utility model is not departed from, those of ordinary skill in the art are to this
The various modifications and improvement that the technical solution of utility model is made, should all fall into the protection that the utility model claims book determines
In the range of.
Claims (8)
- A kind of 1. fork-truck steering axle assembly with overload protection function, it is characterised in that：Including vehicle frame（1）, turn to pontic it is total Into（2）And connecting vehicle frame（1）With turning to pontic assembly（2）Overload protection perform stent（3）, the steering pontic assembly （2）Pass through the first axis pin assembly（4）With vehicle frame（1）Preceding mounting hole be connected, the overload protection perform stent（3）Pass through Two axis pin assemblies（5）With turning to pontic assembly（2）Upper bridge plate be connected, the overload protection perform stent（3）Pass through the 3rd Axis pin assembly（6）And vehicle frame（1）Rear mounting hole be connected, and overload protection perform stent（3）With turning to pontic assembly（2）Under Forming face contacts between bridge plate, the steering pontic assembly（2）Lower bridge plate on be additionally provided with hook support（7）, the hook Stent（7）Stent is performed with overload protection（3）Between leave gap.
- 2. the fork-truck steering axle assembly according to claim 1 with overload protection function, it is characterised in that：The steering Pontic assembly（2）Upper bridge plate be equipped with limiting cushion block（8）, the limiting cushion block（8）Bridge plate is fixed on by nearby installing In the vertical plate face in hole, the limiting cushion block（8）With vehicle frame（1）Between leave gap, which is 1~2mm.
- 3. the fork-truck steering axle assembly according to claim 1 with overload protection function, it is characterised in that：Described is super Carry protection and perform stent（3）On be fixed with range sensor（9）, the range sensor（9）It is total for sensing steering pontic Into（2）Lower bridge plate and vehicle frame（1）The distance between.
- 4. the fork-truck steering axle assembly according to claim 1 with overload protection function, it is characterised in that：Described is super Carry protection and perform stent（3）For overall substantially L-shaped blocks, the overload protection performs stent（3）On be respectively equipped with With the second axis pin assembly（5）And the 3rd axis pin assembly（6）Matched first mounting hole（31）And second mounting hole（32）, it is described The first mounting hole（31）And second mounting hole（32）Front and rear arrangement in horizontal direction, and the first mounting hole（31）With the second installation Hole（32）The line of centres be in same horizontal line.
- 5. the fork-truck steering axle assembly with overload protection function according to claim 1 or 4, it is characterised in that：It is described Overload protection perform stent（3）Perpendicular to steering pontic assembly（2）Lower bridge plate, and turn to pontic assembly（2）Lower bridge plate On offer and overload protection perform stent（3）The matched groove in lower surface（21）, the groove（21）Slot bottom and overload Protection performs stent（3）Lower surface between forming face contact.
- 6. the fork-truck steering axle assembly according to claim 5 with overload protection function, it is characterised in that：The extension Hook support（7）The overall transverse slat for being in "Ji" type, including horizontal direction arrangement（71）, the transverse slat（71）Both ends downward vertically Equipped with starting stave（72）And second riser（73）, the starting stave（72）And second riser（73）Bottom distinguish outside water It is flat to be extended with the first tablet（74）And second tablet（75）, the hook support（7）It is crossed on groove（21）On, described first Tablet（74）With the second tablet（75）Between spacing and groove（21）Groove width match, and the first tablet（74）And second is flat Plate（75）It is located at groove respectively（21）Notch both sides, first tablet（74）And second tablet（75）Pass through bolt respectively It is fixed on and turns to pontic assembly（2）Lower bridge plate on.
- 7. the fork-truck steering axle assembly according to claim 6 with overload protection function, it is characterised in that：Described is super Carry protection and perform stent（3）It is equipped with and is used to avoid hook support（7）Notch（33）, the hook support（7）Positioned at this Notch（33）Place and transverse slat（71）Lower face and overload protection perform stent（7）Between leave gap.
- 8. the fork-truck steering axle assembly according to claim 1 with overload protection function, it is characterised in that：Described turns To pontic assembly（2）It is equipped with and the first axis pin assembly（4）Matched first oscillating bearing, the overload protection perform branch Frame（3）It is equipped with and the second axis pin assembly（5）And the 3rd axis pin assembly（6）Matched second joint bearing and the 3rd joint shaft Hold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720986624.4U CN207226933U (en) | 2017-08-08 | 2017-08-08 | A kind of fork-truck steering axle assembly with overload protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720986624.4U CN207226933U (en) | 2017-08-08 | 2017-08-08 | A kind of fork-truck steering axle assembly with overload protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207226933U true CN207226933U (en) | 2018-04-13 |
Family
ID=61856850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720986624.4U Withdrawn - After Issue CN207226933U (en) | 2017-08-08 | 2017-08-08 | A kind of fork-truck steering axle assembly with overload protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207226933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324250A (en) * | 2017-08-08 | 2017-11-07 | 安徽合力股份有限公司 | A kind of fork-truck steering axle assembly with overload protection function |
-
2017
- 2017-08-08 CN CN201720986624.4U patent/CN207226933U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324250A (en) * | 2017-08-08 | 2017-11-07 | 安徽合力股份有限公司 | A kind of fork-truck steering axle assembly with overload protection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20230502 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20230502 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |