CN209702248U - Fork truck - Google Patents

Abstract

The utility model provides a kind of fork truck, comprising: vehicle body, vehicle body are equipped with wheel；Multiple support rods, in the vertical plane of fork truck, one end of multiple support rods is rotatably mounted on vehicle body, can be swung along the left and right directions or front-rear direction of fork truck；Crotch is mounted on the other end of multiple support rods, can be moved under the action of multiple support rods；Crotch actuator, is mounted on vehicle body, connect with multiple support rods, and multiple support rods can be driven to swing along the left and right directions or front-rear direction of fork truck.The case crotch not only can be moved along the front-rear direction or left and right directions of fork truck but also can be moved along the short transverse of fork truck, the horizontal position and height and position that can realize crotch by multiple support rods and crotch actuator in the case where fork truck is integrally motionless in unloading goods in this way are adjusted, the position of cargo can be adjusted in this way to unloading goods is carried out again after best by crotch in the case where fork truck is integrally motionless, just not have to frequent movement forklift in unloading goods in this way.

Description

Fork truck

Technical field

The utility model relates to engineering truck fields, more specifically, are related to a kind of fork truck.

Background technique

Fork truck is widely used in handling, stacking and the short distance transportation operation of cargo, plays in the logistics system of enterprise Very important role is the main force in material conveyance equipment.But the crotch of current fork truck is merely able to along the height side of fork truck To being gone up and down, and can not along crotch unloading cargo interests to being horizontally moved, allow for crotch in this way in unloading cargo only Can by fork truck wheel itself movement and adjust the distance between fork truck and picking point or break bulk point, and this requires that Fork truck needs accurately to grasp the distance between fork truck and picking point or break bulk point when stopping, otherwise can be because of mistake that fork truck stops Closely or that stops results in the need for frequent movement forklift too far.Meanwhile the occasion narrow for break bulk point or picking point, fork truck Also what can not be stopped is excessively close, also easily cause in this way the distance between fork truck and picking point or break bulk point too far and cause unloading and Picking is inconvenient.

Therefore, how designing a kind of crotch and capable of carrying out mobile fork truck in the horizontal direction becomes urgently to be resolved at present Problem.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.

For this purpose, a purpose of the utility model is, a kind of fork truck is provided.

To achieve the above object, the embodiment of the utility model first aspect provides a kind of fork truck, comprising: vehicle body, institute It states and is provided with wheel on vehicle body；Multiple support rods, in the vertical plane of the fork truck, and one end of multiple support rods It is rotatably mounted on the vehicle body, can be swung along the left and right directions or front-rear direction of the fork truck；Crotch, installation On the other end of multiple support rods, it can be moved under the action of the multiple support rod；Crotch actuator, is mounted on On the vehicle body, connect with multiple support rods, multiple support rods can be driven along the left and right directions of the fork truck or Front-rear direction is swung.

The fork truck that embodiment according to the present utility model provides, including vehicle body, multiple support rods, crotch and crotch driving Part, wherein wheel is preferably set on vehicle body, can realize moving forward and backward for vehicle body by wheel in this way, and multiple supports One end of bar is rotatably mounted on vehicle body, and the other end of multiple support rods is installed for realizing the support of crotch, in this way Crotch can be driven mobile by rotation of the support rod in the vertical plane of fork truck.And crotch is specifically used in multiple support rods Under the action of carry out unloading and picking, and crotch actuator is mounted on vehicle body, is connect with crotch, is able to drive crotch along fork truck Short transverse and fork truck front-rear direction or left and right directions movement.This kind of structure crotch sets up installation by multiple support rods On vehicle body, and crotch can either move under the action of multiple support rods along the front-rear direction or left and right directions of fork truck, and energy Enough short transverses along fork truck move namely up and down direction movement, and allowing for crotch in this way can either be after picking by cargo edge Horizontal plane is moved to suitable position again can carry out the lifting of cargo along the short transverse of fork truck.And this set is passing through fork When frame picking or unloading, first fork truck can be reached near break bulk point or picking point, then can adjust fork according to actual needs Horizontal distance and height and position between frame and cargo, so as to which crotch is adjusted to optimal picking position or unloads goods yard It sets, so that crotch can directly fetch the cargo of different height with different distance in optimal picking position or discharge location. And crotch directly can be adjusted by crotch actuator and multiple support rods when cargo of this structure around unloading fork truck Front-rear position adjusts fork truck and the distance between break bulk point or picking point without moving back and forth fork truck, i.e. the structure energy Enough in the no motion of situation of train, the adjusting of the distance between crotch and cargo and the height and position adjusting of cargo and water are realized Prosposition sets adjusting, just do not have to excessively accurately to calculate in parking in this way fork truck between break bulk point or picking point at a distance from, i.e., As long as fork truck is substantially parked in around cargo, this reduces the requirements of distance when fork truck parking, to reduce To the control accuracy requirement of fork truck parking, and also can avoid because stopping distance is improper need frequent movement forklift the phenomenon that Occur.In addition, crotch can also be extend into some narrow spaces by this kind setting, so as to fetch the object in some narrow places Product, or article is unloaded to some narrow places, it can be realized to can improve and expand fork truck with the occasion of operation The operation in narrow area.Meanwhile the structure crotch is mounted on vehicle body by multiple rotatably support rods, then by turning Dynamic support rod can realize the lifting and horizontal movement of crotch, and this structure is simple, easy to process, thus can also reduce fork truck Cost, reduce the difficulty of processing of fork truck.

Wherein it is preferred to be provided with wheel on vehicle body, it can realize that the shape of fork truck is walked by wheel in this way, and wheel is preferred For universal wheel, allowing for fork truck in this way may be implemented 360 ° of steering.

In addition, also there is following additional technical feature according to the utility model fork truck provided by the above embodiment:

In the above-mentioned technical solutions, it is preferable that multiple support rods can along the fork truck left and right directions swingingly It is mounted on the fork truck, the crotch is mounted on multiple support rods along the left and right directions of the fork truck, can be more Left and right directions under the action of a support rod along the fork truck moves；Or multiple support rods can be along the fork truck Front-rear direction is pivotally mounted on the fork truck, and the crotch is mounted on multiple supports along the front-rear direction of the fork truck On bar, and can front-rear direction under the action of multiple support rods along the fork truck move.

It in the technical scheme, can be by multiple support rod energy when needing crotch to carry out picking unloading from the front of fork truck Enough left and right sides that fork truck is pivotally mounted at along the front-rear direction of fork truck, so that crotch can be along the front-rear direction activity of fork truck Ground setting, can be realized in this way from the front of fork truck by the back-and-forth motion of crotch and carry out picking and unloading.And it is needing to pitch When frame carries out picking unloading from the left or right side of fork truck, multiple support rods can be pivotally mounted at fork in left-right direction The front and rear sides of vehicle can be moved so that crotch can be actively arranged along the left and right directions of fork truck by the left and right of crotch in this way It moves and realizes from the left and right sides of fork truck and carry out picking and unloading.

In any of the above-described technical solution, it is preferable that multiple support rods include multiple first support bars and multiple Two support rods, the first support bar and the second support bar can be pivotally mounted at institute along the front-rear direction of the fork truck The left and right sides or the first support bar and the second support bar for stating vehicle body can be swung along the left and right directions of the fork truck Ground is mounted on the front and rear sides of vehicle body；The crotch actuator and multiple first support bars and multiple second support bars Connection, for driving multiple first support bars and multiple second support bars to move along the front-rear direction of the fork truck or along institute State the left and right directions movement of fork truck；The crotch support is mounted on the multiple first support bar and the multiple second support bar On.

In those technical solutions, it can be arranged on the side (such as front side or right side) in the two sides that vehicle body is oppositely arranged Multiple first support bars, and (such as the rear side or left side) setting multiple second on the other side in the two sides that vehicle body is oppositely arranged Support rod, first support bars multiple in this way and multiple second support bars can form a support platform in the top of vehicle body, this The two sides of crotch can directly be set up the support platform for being mounted on that multiple first support bars and multiple second support bars are formed by sample On, so as to the support installation to crotch is realized by multiple support rods, and crotch can be set up and be installed by this structure On multiple support rods, so as to directly realize the position adjusting to crotch by the rotation of support rod, just can in this way Crotch support is mounted on to the top of vehicle body, is other components on vehicle body so as to rationally utilize the space above vehicle body Installation reserve space, furthermore this kind of structure crotch only will receive the containing of multiple support rods so that crotch be not easy by Other components on vehicle body are stuck, and multiple first support bars and multiple second support bars are preferably inclined in initial makeup location Tiltedly setting just can adjust the height and position of crotch simultaneously in multiple first support bars and flexible multiple second support bars in this way And front-rear position, so just the height and position of crotch and the adjusting of front-rear position can be realized simultaneously using a component, without One regulating part of each setting is adjusted with front-rear position with adjusting for height and position, so that the structure of product can be simplified, is reduced The cost of product.

In any of the above-described technical solution, it is preferable that the crotch actuator includes the first crotch actuator and the second fork Frame actuator, the first crotch actuator are connect with multiple first support bars, for driving multiple first supports Bar movement, the second crotch actuator is connect with multiple second support bars, for driving multiple second support bars Movement.

In those technical solutions, multiple first support bars and the multiple second support bars that can respectively correspond vehicle body two sides are each One crotch actuator is set, can realize the drive of the support rod of vehicle body two sides by two independent crotch actuators in this way It is dynamic.And two crotch actuators of this set correspond to multiple first support bars and multiple second support bars are mounted on the two of vehicle body Side can be realized the rotate driving of the support rod component of vehicle body two sides formation, allow for the branch that each vehicle body two sides are formed in this way Strut component can independently drive.Meanwhile this kind of structure can make to install more between crotch actuator and multiple support rods Step up to gather, and the region in the middle part of vehicle body can be reserved, so that the space utilization of vehicle body is more reasonable.

Certainly, in another arrangement, third crotch actuator only can also be set at the middle part of vehicle body, one can be passed through in this way A crotch actuator realizes the driving of the support rod of vehicle body two sides simultaneously, it is thus possible to keep the movement of multiple support rods more same Step mentions so as to stability when enhancing crotch movement in addition, this set can also reduce the quantity of the components of product The installation effectiveness of high product.

In any of the above-described technical solution, it is preferable that the fork truck further include: the first mounting base is mounted on the vehicle body On, the described one end of first crotch actuator far from the first support bar is rotatably mounted on first mounting base On；And/or second mounting base, be mounted on the vehicle body, the second crotch actuator far from the second support bar one End is rotatably mounted in second mounting base.

In those technical solutions, it can be set in the first crotch actuator and the second crotch actuator far from one end of support rod A mounting base is set, can realize the installation of the first crotch actuator and the second crotch actuator etc. by mounting base in this way, together When, mounting base the first crotch actuator and the second crotch actuator can also be set far from one end pad of support rod it is higher, from And the distance that crotch actuator is able to drive crotch movement can be enhanced, being just capable of increasing crotch in this way can move in the horizontal plane Dynamic amplitude, so that crotch can more optionally adjust the position of cargo during transportation.Wherein it is preferred to can needle One mounting base, i.e. the first mounting base and second are respectively arranged to the first crotch actuator and the second crotch actuator of vehicle body two sides Mounting base, so that the first crotch actuator and the second crotch actuator can carry out the position tune of big distance to crotch Section.Certainly, in the possible situation of structure, mounting base can also be set not directed specifically to crotch actuator.

Wherein it is preferred to which the height of the first mounting base and the second mounting base in the short transverse of vehicle body is less than support rod Length, vehicle height, but the height of the first mounting base and the second mounting base in the short transverse of vehicle body can be reduced in this way Cannot be too low, crotch actuator otherwise can be made to be in the more severe position of stress condition, cause to drive rod piece stress in work It is excessive.

In any of the above-described technical solution, it is preferable that the first support bar and the second support bar are telescopic rod Or the first support bar and the second support bar are non-telescoping bar.

In those technical solutions, first support bar and second support bar can be arranged to telescopic rod, can passed through in this way The height and position that the unification of multiple support rods stretches to realize crotch is adjusted, and just can be realized simultaneously using multiple support rods in this way The height adjustment and front-rear position of crotch are adjusted, and then can simplify the structure for adjusting component.In addition, first support bar and second Strut can also be non-telescoping bar, for example be common member structure, at this point, crotch only can be realized by the rotation of multiple support rods Position adjust.

In any of the above-described technical solution, it is preferable that the first crotch actuator and the second crotch actuator are equal For extensible member.

In those technical solutions, can the first crotch actuator and the second crotch actuator be all provided with and be set to extensible member, this Sample can pass through flexible height and position and the horizontal position to realize crotch of the first crotch actuator and the second crotch actuator It adjusts, just can realize simultaneously that the height adjustment of crotch and horizontal position are adjusted using multiple extensible members in this way, and then can simplify Adjust the structure of component.

Preferably, the first crotch actuator and the second crotch actuator are hydraulic cylinder or electric cylinder or gas Cylinder.

In those technical solutions, crotch actuator can be able to carry out automatic telescopic for hydraulic cylinder or electric cylinder or cylinder etc. Structure because hydraulic cylinder can bear bigger thrust, crotch actuator can also enhance crotch drive using hydraulic cylinder Moving part is to the driving dynamics of support rod, so that crotch can carry heavier article.Simultaneously as there is space on fork truck Limit, therefore the first crotch actuator and the second crotch actuator preferably use multistage hydraulic cylinder.

Certainly, the type of extensible member is also not necessarily limited to hydraulic cylinder and electric cylinder or cylinder, and specific structure can be according to practical need Want any setting.

In any of the above-described technical solution, it is preferable that first mounting base and second mounting base are tripod.

In those technical solutions, the structure of the first mounting base and the second mounting base can be configured according to actual needs, But it is simple in view of the structure of tripod, and the stability of tripod is also preferable, thus preferably mounting base can be arranged to triangle Frame.

In any of the above-described technical solution, it is preferable that multiple first support bars be oppositely arranged in the vehicle body two It is parallel to each other on one side in side and is spaced setting, multiple second support bars are in the two sides that the vehicle body is oppositely arranged It is parallel to each other on another side in face and is spaced setting.

In those technical solutions, on the one hand first support bar and second support bar can be arranged to straight-bar, at this point, can incite somebody to action The multiple first support bars and multiple second support bars of two sides are arranged in parallel, so that multiple first support bars and multiple second Support rod can form two parallel support constructions in the two sides of vehicle body.And the shapes and sizes of this each support rod of structure Can be identical, thus the part type of fork truck can be simplified, more conducively standardize.And it on the other hand can also be by multiple first support bars Be located at most front-seat support rod in multiple second support bars, i.e. the support rod near unloading goods side is arranged to special-shaped bar, has For body, bending part can be set on most front-seat support rod, in this way when passing through crotch picking, can be ensured by bending part Crotch when giving rise to higher position, crotch will not with interfered on most front-seat support rod, this ensure that crotch exists Stability when cargo transport.

In any of the above-described technical solution, it is preferable that the crotch includes: the first mounting rod, and support is mounted on described more In a first support bar, with the vehicle body parallel；Second mounting rod, support is mounted in the multiple second support bar, with institute It is parallel to state the first mounting rod, and with the vehicle body parallel；First fork arm is mounted on first mounting rod；Second fork arm, peace On second mounting rod.

In those technical solutions, crotch includes the first mounting rod and the second mounting rod, such first mounting rod, Duo Ge The side of one support rod and vehicle body can form a class parallel construction, the second mounting rod, multiple second support bars and vehicle body The other side can form another class parallel construction, in this way can by two class parallel mechanisms of vehicle body two sides drive crotch into Row moves forward and backward and moves up and down.This kind of the first mounting rod of structure can realize the connection of multiple first support bars, the second mounting rod The connection between multiple second support bars can be achieved, allow in this way crotch itself can with multiple support rods constitute one can The mechanism mutually interlocked, i.e., multiple support rods, the first mounting rod of crotch and the second mounting rod and vehicle body can be in vehicle bodies Two sides form two class parallel mechanisms, thus by the rotation of the class parallel mechanisms of two sides can realize crotch move up and down with It moves horizontally, and this structure can realize the level to bracket by the mutual traction between multiple support rods and two mounting rods Position and height and position are adjusted, and on the one hand make the total of product fairly simple in this way, good to process, so as to reduce into This, on the other hand can be made between crotch actuator and crotch by the class parallel mechanism that support rod and two mounting rods are formed Drive it is more accurate and firm, so as to reduce the failure rate of product.And the first fork arm and the second fork arm are pacified with first respectively Bar and the connection of the second mounting rod are filled, the pick-and-place of cargo can be realized under the action of the first mounting rod and the second mounting rod, such as Two fork arms can directly be extend into the bottom of cargo, then raise crotch, can realize the taking-up of cargo, or reduce crotch It realizes unloading, i.e. the first fork arm and the second fork arm is specifically used for and cargo contacts here, fetches carrying with realize cargo.

Wherein it is preferred to first fork arm is located on different height and positions from first mounting rod, described second Fork arm is located on different height and positions from second mounting rod or the height of first fork arm and first mounting rod Position is identical, and second fork arm is identical as the height and position of second mounting rod.

In those technical solutions, the first fork arm and the second fork arm can be curved bar, for example can pitch the first fork arm and second Bar is respectively provided at L-shaped bar or L like shape bar, this kind of structure can be connected by the vertical edge of L shape bar or L like shape bar with mounting rod Connect, and contacted by the horizontal edge of L shape bar or L like shape bar with cargo, with carry out cargo fetch carrying etc..Meanwhile this The fork arm of crotch front end can be arranged to the structure of bending by kind structure, and such crotch does not just have to the too low of drop in picking, and When crotch is in extreme lower position, the support rod of vehicle body two sides can be in the bad angle of stress condition, therefore, by crotch front end Fork arm be arranged to bending structure, it is excessive to can avoid multiple rod piece stress when lifting cargo.And in another arrangement, it can also Crotch is arranged to the structure of two straight-bars, for example the first mounting rod and the first fork arm are mounted on the same height and position, it will Second mounting rod and the second fork arm are mounted on the same height and position, and the front end of this structure crotch is not bent, therefore can Keep the structure of crotch simpler.

In addition, in another arrangement, crotch can also be arranged to include a mounting plate and two fork arms structure.

In any of the above-described technical solution, it is preferable that the fork truck further include: support component can be unfolded or withdraw ground It is mounted on the vehicle body, the vehicle body can be stretched out from the unloading goods side of the vehicle body when support component is unfolded, and prop up Support is on the placement platform of the vehicle body.

In those technical solutions, fork truck further includes support component, and support component can be unfolded or be mounted on withdrawing On vehicle body, and when support component expansion, support component can stretch out vehicle body from the unloading goods side of vehicle body, and be supported on putting for vehicle body On horizontalization platform, crotch is being stretched out when picking in this way, can support component is being unfolded and is supported on the placement platform of vehicle body, Such as on ground, so as to support vehicle body by support component, prevent crotch after picking, vehicle body is due to cargo is overweight It is tilted to the picking direction of vehicle body, i.e., vehicle body can be formed in crotch picking and be supported by setting support component, so as to It assists fork truck to keep balance by support component, fork truck is avoided to tilt or overturn.

In any of the above-described technical solution, it is preferable that the support component includes: supporting element, can be unfolded or withdraw ground It is mounted on the vehicle body, the vehicle body can be stretched out from the unloading goods side of the vehicle body when supporting element is unfolded, and support On the placement platform of the vehicle body；Sliding part is slidably mounted on the vehicle body, and the supporting element is rotatably installed On the sliding part, and it can be slided under the action of the sliding part；Actuator is slided, is connect with the sliding part, energy The sliding part is enough driven to slide；Rotating drive part, the corresponding supporting element are mounted on the sliding part, can be driven described Supporting element rotation；Sensor is mounted between the supporting element and the rotating drive part, for detecting the supporting element and institute State the contact condition between placement platform；Second guide rail is mounted on the vehicle body, and the sliding part is slidably mounted on described On second guide rail；Wherein, the supporting element can stretch out institute from the unloading goods side of the vehicle body under the action of sliding part Vehicle body is stated, and can be supported under the action of the rotating drive part on the placement platform of the vehicle body.

In those technical solutions, fork truck include supporting element, sliding part, sliding actuator, rotating drive part, sensor and Second guide rail, wherein supporting element is specifically used for expansion and packs up, and to realize the support to fork truck, sliding actuator is for driving Sliding part sliding, and sliding part is preferably slidably mounted on vehicle body along the expansion direction of supporting element, allows for sliding part in this way Driving support member can be slided along fixedly direction under the action of sliding actuator, so realize supporting element stretching or It retracts.And rotating drive part is rotated for driving support member, can be turned to supporting element when needing supports support in this way Towards placement platform, i.e., supporting element is rotated to the ground, is mounted on the placement platforms such as ground so that supporting element can support, and When not needing supports support, supporting element can be supported or opposed by rotating member and the direction of placement platforms is waited to rotate from the ground, so that Supporting element can be separated with placement platforms such as ground.The technical solution can first pass through sliding driving when needing supports support Part drives sliding part movement, so that supporting element be driven to stretch out, then can be rotated by rotating drive part driving support member, Zhi Daozhi Member supports can first pass through rotating drive part and drive supporting element rotation on the placement platforms such as ground, and when not needing support, So as to can be separated in time between the placement platforms such as supporting element and ground, and preferentially, supporting element can be turned to and be put down with vehicle body Together, then sliding block can be driven back to move by sliding actuator, to drive supporting element to be integrally retracted into vehicle body, in this way The expansion and retraction of supporting element can be realized, to can prevent fork truck from overturning when crotch picking is unloaded.In addition, for detection Whether the end of supporting element has contacted the placement platforms such as ground, can increase in rotating drive part with the junction of sliding part and pass Sensor, such as force snesor detect contact condition, and the stress of such rotating drive part will be transmitted to cunning by force snesor On moving part.Specifically, such as during adjusting supporting element, if detecting, the stress of force snesor constantly increases, and illustrates to prop up Support member can stop adjusting with ground face contact.Certainly, it can also be detected by other sensors, such as angular transducer The angle of the placement platforms such as supporting element and ground can judge the end of supporting element by the angle that angular transducer detects in this way Whether the placement platforms such as ground are contacted.And by the second guide rail of setting, sliding part is moved along the second guide rail, in this way The movement of sliding part can be oriented to by the second guide rail, allowing for sliding part in this way can be sliding according to projected route Dynamic, so that supporting element can be unfolded or be packed up according to projected route, allowing for supporting element in this way can be as required Fork truck is formed when dismantling goods and is supported.

In any of the above-described technical solution, it is preferable that the supporting element includes: mounting portion, is mounted on the sliding part； Support portion, one end of the support portion are connect with the mounting portion, and the other end of the support portion and the installation position be not in On same height and position；Wherein, the mounting portion and the support portion are along the horizontally arranged of the vehicle body, the supporting element It further include the interconnecting piece being connected between the mounting portion and the support portion or the mounting portion along the level side of the vehicle body To setting, the support portion is arranged along the short transverse of the vehicle body.

In those technical solutions, supporting element includes support portion and mounting portion, wherein mounting portion for realizing supporting element with Installation between sliding part, and support portion is specifically used for being contacted or being divided with placement platforms such as ground far from one end of mounting portion From supporting, and can be stowed away in forklift-walking so that support portion can be formed fork truck when dismantling cargo.And it rotates and drives Moving part can both cooperate with mounting portion to realize rotation, can also cooperate with support portion and realize and rotate.Mounting portion is preferentially horizontal simultaneously It is mounted on vehicle body, and support portion can be both horizontally disposed with, it can also be vertically arranged, and when support portion is vertically arranged, branch can be passed through The placement platforms such as the end and ground of support part form support, and when support portion is horizontally disposed with, peace can be realized by interconnecting piece Connection between dress portion and support portion, and at this point, can by the entire bottom support surface of support portion come with the placement platforms shape such as ground At support.

Wherein it is preferred to which supporting element can be arranged to zigzag or zigzag or 7 fonts or class zigzag or class in a zigzag Or 7 font of class.

In any of the above-described technical solution, it is preferable that set on the end of the one end of the support portion far from the mounting portion It is equipped with that be provided on the one end of protrusion or the support portion far from the mounting portion that can be contacted with the placement platform can The inclined support surface contacted with the placement platform.

In those technical solutions, one protrusion can be set in the end of support portion, it in this way can be flat in placements such as ground When platform is uneven, contacted by protrusion with placement platforms such as ground, so as to ensure to prop up in the case where the out-of-flatness of ground The end of support part can also contact ground first.And the height of protrusion can both prevent convex so preferentially between 5mm to 40mm Playing other positions that are excessively high and leading to support portion can not contact with placement platforms such as ground, and can prevent raised too low and cause convex Rising can not really contact with placement platforms such as rugged ground.Meanwhile in another arrangement, it can also be not provided with protrusion, and One end of the placement platforms such as support portion contact ground is configured with to the structure of slight draft, the end of support portion can be made in this way It is at an angle between the placement platforms such as ground, to be also ensured that the end of supporting element can contact ground.

In any of the above-described technical solution, it is preferable that fork truck further include: slewing equipment is rotatably mounted on described On vehicle body, the crotch can be by the cargo on the crotch under the action of crotch actuator and multiple support rods It is placed on the slewing equipment；Or sliding stand, it can be slidably mounted on the vehicle body, the crotch drives in the crotch The cargo on the crotch can be placed on the sliding stand under the action of moving part and multiple support rods.

It, can when being mounted on the front side of fork truck in crotch, and carrying out unloading goods from the front side of fork truck in those technical solutions Slewing equipment is set on fork truck, can realize cargo by slewing equipment in this way in the rotation of horizontal plane, specifically, pitching After frame picking, can by adjusting the position of crotch, so that cargo thereon can be placed on slewing equipment by crotch, hereafter, It can be rotated slewing equipment and realize rotation of the cargo on vehicle body, so as to placement posture of the cargo on vehicle body is adjusted, such as When the length of cargo is long, the length direction of article can be rotated to the horizontal direction along fork truck, and energy is set in this way Enough occupancy reduced in forklift transport to fork truck two sides space, it is ensured that the stabilization of forklift transport process reduces the possibility of overturning Property, it just can be avoided cargo in this way and place generation that is unreasonable and leading to rollover situation on fork truck.And on the other hand, crotch It can be mounted on vehicle body with moving along the left and right directions of fork truck, so as to carry out taking for cargo from the left or right side of fork truck It unloads, at this point, sliding stand can be arranged on vehicle body, cargo can be adjusted in fork truck by moving left and right for sliding stand and crotch in this way On horizontal position can prevent cargo weight in transport in this way so as to adjust cargo to closer to the center of fork truck The heart is unstable, it is ensured that the stability during cargo transport, situations such as preventing overturning.

Wherein it is preferred to which the rotating drive part includes: motor, it is mounted on the sliding part；First driving member, with The motor axis connection of the motor can rotate under the action of the motor shaft；Second driving member is mounted on the sliding part On, it can cooperate with first driving member, and the supporting element can be driven to rotate under the action of first driving member.

In those technical solutions, rotating drive part includes motor, the first driving member and the second driving member, and motor is used for Power is provided, and can broken sliding part move together, and the first driving member and the second driving member are for the power of motor to be transferred to Supporting element, and the first driving member here can be specially scroll bar or rack gear, and the second driving member can be specially turbine, certainly, the The structure of one driving member and the second driving member can also be other structures, such as gear set.And driving member can be specifically used for adjusting electricity Rotating ratio between machine and supporting element, consequently facilitating the speed of control supporting element, meanwhile, motor can also be adjusted by driving member Relative mounting location between supporting element, the position for allowing for supporting element in this way can be set according to actual needs, without It is set together with motor.Certainly, the effect of driving member also acts as other purposes, and be not limited only to adjust rotating ratio and Relative mounting location.

In any of the above-described technical solution, it is preferable that the slewing equipment includes: the first guide rail, along the height of the fork truck Degree direction is mounted on the vehicle body；Lifting platform, the short transverse along the fork truck are mounted on up and down on first guide rail； Turntable, the horizontal direction along the fork truck are rotatably mounted on the lifting platform, are used for bearing goods；Lifters, peace Between the lifting platform and the vehicle body, for driving the lifting of lifting table.

In those technical solutions, turntable is used for bearing goods, and cargo is driven to rotate in the horizontal plane.And lifting platform is used In placing rotary disk, and turntable is driven to move in vertical direction, cargo can be reduced during transportation by passing through lifting platform in this way Highly, to reduce the center of gravity of cargo, the stationarity of transportational process is improved.And lifters are specifically used for driving lifting platform and are risen Drop, lifters here can be extensible member, such as hydraulic cylinder or electric cylinder or cylinder.And the first guide rail is for realizing lifting platform Lifting installation, and realize the lifting guidance of lifting platform, so that lifting platform is merely able to along the first lifting rail, so as to keep away Exempt from lifting platform sideslip in lifting process.

Additional aspect and advantage according to the present utility model will provide in following description section, partially will be from following Become obvious in description, or is recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the structural schematic diagram for the fork truck that an embodiment according to the present utility model provides；

Fig. 2 is the side structure schematic diagram for the fork truck that an embodiment according to the present utility model provides；

Fig. 3 is the structural schematic diagram of the part-structure for the fork truck that an embodiment according to the present utility model provides；

Fig. 4 is the decomposition texture schematic diagram for the fork truck that an embodiment according to the present utility model provides；

Fig. 5 is another structural schematic diagram for the fork truck that an embodiment according to the present utility model provides；

Fig. 6 is the another structural schematic diagram for the fork truck that an embodiment according to the present utility model provides；

Fig. 7 is the structural schematic diagram for the fork truck that another embodiment according to the present utility model provides；

Fig. 8 is the structural schematic diagram of the support component for the fork truck that the embodiment in Fig. 7 provides；

Fig. 9 is the structural schematic diagram for the fork truck that another embodiment according to the present utility model provides.

Wherein, corresponding relationship of the Fig. 1 into Fig. 9 between appended drawing reference and component names are as follows:

1 vehicle body, 12 wheels, 2 support rods, 22 first support bars, 24 second support bars, 3 crotch, 32 first mounting rods, 34 Second mounting rod, 36 first fork arms, 38 second fork arms, 4 crotch actuators, 42 first crotch actuators, the driving of 44 second crotch Part, 5 first mounting bases, 6 second mounting bases, 7 support components, 70 supporting elements, 702 protrusions, 72 sliding parts, 74 sliding actuators, 76 rotating drive parts, 762 motors, 764 first driving members, 766 second driving members, 78 second guide rails, 8 slewing equipments, 82 first Guide rail, 84 lifting platforms, 86 turntables, 88 lifters, 9 sliding stands.

Specific embodiment

In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen The feature in embodiment and embodiment please can be combined with each other.

Many details are explained in the following description in order to fully understand the utility model, still, this is practical It is novel to be implemented using other than the one described here mode, therefore, the protection scope of the utility model not by The limitation of following public specific embodiment.

The fork truck that embodiment according to the present utility model provides is described referring to Fig. 1 to Fig. 9.

As shown in Figures 1 to 9, the embodiment of the utility model first aspect provides a kind of fork truck, including vehicle body 1, more A support rod 2, crotch 3 and crotch actuator 4 are specifically provided with wheel on vehicle body 1；Multiple support rods 2 are located at the perpendicular of fork truck Into plane, and one end of multiple support rods 2 is rotatably mounted on vehicle body 1, can along fork truck left and right directions or Front-rear direction is swung；Crotch 3 is mounted on the other end of multiple support rods 2, can be moved under the action of multiple support rods；Fork Frame actuator 4 is mounted on vehicle body 1, is connect with multiple support rods 2, and multiple support rods 2 can be driven along the left and right directions of fork truck Or front-rear direction is swung.

The fork truck that embodiment according to the present utility model provides, including vehicle body 1, multiple support rods 2, crotch 3 and crotch drive Moving part 4, wherein wheel 12 is set preferably on vehicle body 1, can realize moving forward and backward for vehicle body 1 by wheel 12 in this way, and One end of multiple support rods 2 is rotatably mounted on vehicle body 1, the other ends of multiple support rods 2 for realizing crotch 3 branch Support installation can drive crotch 3 mobile by swing of the support rod 2 in the vertical plane of fork truck in this way.And crotch 3 is specifically used In carrying out unloading and picking under the action of multiple support rod 2, and crotch actuator 4 is mounted on vehicle body 1, is connect with crotch 3, Crotch 3 is able to drive to move along the short transverse of fork truck and the front-rear direction of fork truck or left and right directions.This kind of structure crotch 3 is logical It crosses multiple erections of support rod 2 to be mounted on vehicle body 1, and crotch 3 can either be along the front and back of fork truck under the action of multiple support rod 2 Direction or left and right directions are mobile, and can move along the short transverse of fork truck namely up and down direction movement, allow for crotch in this way 3, which can either be moved to along the horizontal plane cargo after picking suitable position, can carry out cargo along the short transverse of fork truck again Lifting.And this set can first reach fork truck near break bulk point or picking point, then when through 3 picking of crotch or unloading The horizontal distance and height and position between crotch 3 and cargo can be adjusted according to actual needs, so as to which crotch 3 is adjusted To optimal picking position or discharge location, so that crotch 3 can directly be fetched in optimal picking position or discharge location The cargo of different height and different distance.And it can directly pass through crotch actuator when cargo of this structure around unloading fork truck 4 and multiple support rods 2 adjust the front-rear position of crotch 3, adjusted without moving back and forth fork truck fork truck and break bulk point or The distance between picking point, the i.e. structure can realize that the distance between crotch 3 and cargo are adjusted in the no motion of situation of train The height and position of section and cargo is adjusted and horizontal position is adjusted, just do not have to excessively accurately to calculate in parking in this way fork truck with The distance between break bulk point or picking point, as long as being substantially parked in fork truck around cargo, this reduces fork trucks The requirement of distance when parking to reduce the control accuracy requirement to fork truck parking, and also can avoid because of stopping distance not The phenomenon that properly needing frequent movement forklift occurs.In addition, crotch 3 can also be extend into some narrow spaces by this kind setting It is interior, so as to fetch the article in some narrow places, or article is unloaded to some narrow places, thus The operation in narrow area can be realized with the occasion of operation by improving expansion fork truck.Meanwhile the structure crotch 3 can be turned by multiple Dynamic ground support rod 2 is mounted on vehicle body 1, and the lifting and horizontal movement of crotch 3 then can be realized by rotary supporting rod 2, and This structure is simple, easy to process, thus can also reduce the cost of fork truck, reduces the difficulty of processing of fork truck.

Wherein it is preferred to be provided with wheel 12 on vehicle body 1, it can realize that the shape of fork truck is walked by wheel 12 in this way, and wheel 12 be preferably universal wheel, and allowing for fork truck in this way may be implemented 360 ° of steering.Preferably, multiple support rods 2 can pass through hinge Mode be rotatably mounted on vehicle body 1.

In the above embodiment, it is preferable that as shown in figure 9, multiple support rods 2 can along fork truck left and right directions swingingly It is mounted on fork truck, crotch 3 is mounted on multiple support rods 2 along the left and right directions of fork truck, can be in the effect of multiple support rods 2 The lower left and right directions along fork truck moves；Or as shown in Figures 1 to 7, multiple support rods 2 can along fork truck front-rear direction swingingly It is mounted on fork truck, crotch 3 is mounted on multiple support rods 2 along the front-rear direction of fork truck, and can be in the work of multiple support rods 2 It is moved with the lower front-rear direction along fork truck.

It in this embodiment, can be by multiple 2 energy of support rod when needing crotch 3 to carry out picking unloading from the front of fork truck Enough left and right sides that fork truck is pivotally mounted at along the front-rear direction of fork truck, so that crotch 3 can be living along the front-rear direction of fork truck It is arranged dynamicly, can be realized by the back-and-forth motion of crotch 3 in this way from the front of fork truck and carry out picking and unloading.And it is needing When crotch 3 carries out picking unloading from the left or right side of fork truck, multiple support rods 2 can swingingly can be installed in left-right direction Crotch 3 can be passed through in this way so that crotch 3 can be actively arranged along the left and right directions of fork truck in the front and rear sides of fork truck It moves left and right and realizes from the left and right sides of fork truck and carry out picking and unloading.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 9, multiple support rods 2 include multiple first supports Bar 22 and multiple second support bars 24, first support bar 22 and second support bar 24 can swingingly pacify along the front-rear direction of fork truck Can swingingly it pacify along the left and right directions of fork truck mounted in the left and right sides of vehicle body 1 or first support bar 22 and second support bar 24 Mounted in the front and rear sides of vehicle body 1；Crotch actuator 4 is connect with multiple first support bars 22 and multiple second support bars 24, is used for Drive multiple first support bars 22 and multiple second support bars 24 moved along the front-rear direction of fork truck or along fork truck left and right directions Movement；The support of crotch 3 is mounted in multiple first support bars 22 and multiple second support bars 24.

In those embodiments, it can be arranged on the side (such as front side or right side) in the two sides that vehicle body 1 is oppositely arranged Multiple first support bars 22, and (such as rear side or left side) setting is multiple on the other side in the two sides that vehicle body 1 is oppositely arranged Second support bar 24, first support bars 22 multiple in this way and multiple second support bars 24 can form one in the top of vehicle body 1 The two sides of crotch 3 can directly be set up be mounted on multiple first support bars 22 and multiple second support bars in this way by support platform In 24 support platforms formed, so as to realize that the support to crotch 3 is installed by multiple support rods 2, and this structure Crotch 3 can be set up and be mounted on multiple support rods 2, so as to directly be realized by the rotation of support rod 2 to crotch 3 Position adjust, just crotch 3 can be supported be mounted on the top of vehicle body 1 in this way, so as to rationally utilize the sky of 1 top of vehicle body Between, the installation for other components on vehicle body 1 reserves space, furthermore this kind of structure crotch 3 only will receive multiple support rods 2 Containing so that crotch 3 is not easy, and multiple first support bar 22 and multiple stuck by other components on vehicle body 1 Two support rods 24 preferred angled in initial makeup location is arranged, in this way in multiple first support bars 22 and multiple second support bars 24 just can adjust the height and position and front-rear position of crotch 3 simultaneously when flexible, just can utilize a component while reality in this way The height and position of existing crotch 3 and the adjusting of front-rear position, and do not have to adjust for height and position and adjust each setting with front-rear position One regulating part reduces the cost of product to can simplify the structure of product.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 9, crotch actuator 4 drives including the first crotch Part 42 and the second crotch actuator 44, the first crotch actuator 42 are connect with multiple first support bars 22, for driving multiple The movement of one support rod 22, the second crotch actuator 44 is connect with multiple second support bars 24, for driving multiple second support bars 24 movements.

In those embodiments, the multiple first support bars 22 and multiple second support bars of 1 two sides of vehicle body can be respectively corresponded 24 are respectively arranged a crotch actuator 4, can realize the support of 1 two sides of vehicle body by two independent crotch actuators 4 in this way The driving of bar 2.And the corresponding multiple first support bars 22 of two crotch actuators 4 of this set and multiple second support bars 24 are installed In the two sides of vehicle body 1, it can be realized the rotate driving of 2 component of support rod of 1 two sides of vehicle body formation, allow for each vehicle body in this way 2 component of support rod that 1 two sides are formed can independently drive.Meanwhile this kind of structure can make crotch actuator 4 and multiple supports That installs between bar 2 is more compact, and can reserve the region at 1 middle part of vehicle body, so that the more adduction of the space utilization of vehicle body 1 Reason.

Certainly, in another arrangement, third crotch actuator only can also be set at the middle part of vehicle body 1, can passes through in this way One crotch actuator 4 realizes the driving of the support rod 2 of 1 two sides of vehicle body simultaneously, it is thus possible to make the movement of multiple support rods 2 more Add synchronization, so as to enhance stability when crotch 3 moves, in addition, this set can also reduce the number of the components of product Amount, improves the installation effectiveness of product.

In any of the above-described embodiment, it is preferable that as shown in Figure 3 and Figure 4, fork truck further include: the first mounting base 5, installation On vehicle body 1, first one end of crotch actuator 42 far from first support bar 22 is rotatably mounted on the first mounting base 5 On；And/or second mounting base 6, it is mounted on vehicle body 1, the second crotch actuator 44 can far from one end of second support bar 24 It is rotatably mounted in the second mounting base 6.

It, can be in the first crotch actuator 42 and the second crotch actuator 44 one far from support rod 2 in those embodiments One mounting base of end setting, can realize the first crotch actuator 42 and the second crotch actuator 44 etc. by mounting base in this way Installation, meanwhile, mounting base can also pad the first crotch actuator 42 and the second crotch actuator 44 far from one end of support rod 2 If it is higher, so as to enhance crotch actuator 4 be able to drive crotch 3 movement distance, be just capable of increasing 3 energy of crotch in this way The amplitude enough to move in the horizontal plane, so that crotch 3 can more optionally adjust the position of cargo during transportation.Its In, it is preferable that it can respectively be installed for setting one for the first crotch actuator 42 of 1 two sides of vehicle body and the second crotch actuator 44 Seat, i.e. the first mounting base 5 and the second mounting base 6, so that the first crotch actuator 42 and the equal energy of the second crotch actuator 44 Enough positions for carrying out big distance to crotch 3 are adjusted.Certainly, it in the possible situation of structure, can also be driven not directed specifically to crotch Mounting base is arranged in part 4.

Wherein it is preferred to which the height of the first mounting base 5 and the second mounting base 6 in the short transverse of vehicle body 1 is less than support The length of bar 2 can reduce vehicle height in this way, but the first mounting base 5 and the second mounting base 6 are in the short transverse of vehicle body 1 Height can not be too low, and crotch actuator 4 otherwise can be made to be in the more severe position of stress condition, cause drive rod in work Part stress is excessive.

In any of the above-described embodiment, it is preferable that first support bar 22 and second support bar 24 are telescopic rod or such as Fig. 1 To shown in Fig. 9, first support bar 22 and second support bar 24 are non-telescoping bar.

In those embodiments, first support bar 22 and second support bar 24 can be arranged to telescopic rod, can led in this way The height and position adjusting that the unification of multiple support rods 2 stretches to realize crotch 3 is crossed, it so just can be same using multiple support rods 2 The height adjustment and front-rear position of Shi Shixian crotch 3 are adjusted, and then can simplify the structure for adjusting component.In addition, first support bar 22 and second support bar 24 can also be non-telescoping bar, for example be common member structure, at this point, can only pass through multiple support rods 2 Rotation realize crotch 3 position adjust.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 9, the first crotch actuator 42 and the second crotch drive Moving part 44 is extensible member.

In those embodiments, can the first crotch actuator 42 and the second crotch actuator 44 be all provided with and be set to extensible member, The flexible height and position and water to realize crotch 3 of the first crotch actuator 42 and the second crotch actuator 44 can be passed through in this way Prosposition sets adjusting, just can realize simultaneously that the height adjustment of crotch 3 and horizontal position are adjusted using multiple extensible members in this way, in turn The structure for adjusting component can be simplified.

Preferably, the first crotch actuator 42 and the second crotch actuator 44 are hydraulic cylinder or electric cylinder or cylinder.

In those embodiments, crotch actuator 4 can be able to carry out automatic telescopic for hydraulic cylinder or electric cylinder or cylinder etc. Structure because hydraulic cylinder can bear bigger thrust, crotch actuator 4 can also enhance crotch drive using hydraulic cylinder Moving part 4 is to the driving dynamics of support rod 2, so that crotch 3 can carry heavier article.Simultaneously as space on fork truck It is limited, therefore the first crotch actuator 42 and the second crotch actuator 44 preferably use multistage hydraulic cylinder.

Certainly, the type of extensible member is also not necessarily limited to hydraulic cylinder and electric cylinder, and specific structure can be any according to actual needs Setting.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 9, the first mounting base 5 and the second mounting base 6 are Tripod.

In those embodiments, the structure of the first mounting base 5 and the second mounting base 6 can be configured according to actual needs, But it is simple in view of the structure of tripod, and the stability of tripod is also preferable, thus preferably mounting base can be arranged to triangle Frame.

In an above-mentioned specific embodiment (embodiment is not shown in the figure), multiple first support bars 22 are opposite in vehicle body 1 It is parallel to each other on one side in the two sides of setting and is spaced setting, what multiple second support bars 24 were oppositely arranged in vehicle body 1 It is parallel to each other on another side in two sides and is spaced setting.

In those embodiments, on the one hand first support bar 22 and second support bar 24 can be arranged to straight-bar, at this point, can Multiple first support bars 22 of two sides and multiple second support bars 24 are arranged in parallel, so that 22 He of multiple first support bars Multiple second support bars 24 can form two parallel support constructions in the two sides of vehicle body 1.And this each support rod 2 of structure Shapes and sizes can be identical, thus the part type of fork truck can be simplified, more conducively standardized.And it on the other hand can also will be more It is located at most front-seat support rod 2, the i.e. support near unloading goods side in a first support bar 22 and multiple second support bars 24 Bar 2 is arranged to special-shaped bar, specifically, bending part can be arranged on most front-seat support rod 2, is passing through 3 picking of crotch in this way When, can be ensured by bending part crotch 3 when giving rise to higher position, crotch 3 will not with occur on most front-seat support rod 2 Interference, this ensure that stability of the crotch 3 in cargo transport.

Wherein, the unloading goods side that the application mentions is the side that fork truck is used for picking and unloading, if from left side picking or unloading, Then unloading goods side is the left side of fork truck, if unloading goods side is that the right side of fork truck certainly can also be from from right side picking or unloading It unloads on front side of fork truck, at this point, unloading goods side is the front side of fork truck.

In any of the above-described embodiment, it is preferable that crotch 3 includes: the first mounting rod 32, and support is mounted on multiple first It is parallel with vehicle body 1 on strut 22；Second mounting rod 34, support is mounted in multiple second support bars 24, with the first mounting rod 32 In parallel, and it is parallel with vehicle body 1；First fork arm 36 is mounted on the first mounting rod 32；Second fork arm 38, is mounted on the second installation On bar 34.

In those embodiments, crotch 3 include the first mounting rod 32 and the second mounting rod 34, such first mounting rod 32, The side of multiple first support bars 22 and vehicle body 1 can form a class parallel construction, the second mounting rod 34, multiple second supports The other side of bar 24 and vehicle body 1 can form another class parallel construction, in this way can be parallel by two classes of 1 two sides of vehicle body Mechanism drives crotch 3 to be moved forward and backward and moved up and down.This kind of the first mounting rod of structure 32 can realize multiple first support bars 22 connection, the second mounting rod 34 can realize the connection between multiple second support bars 24, and allowing for crotch 3 itself in this way can A mechanism that can mutually interlock, i.e., multiple support rods 2, the first mounting rod 32 of crotch 3 and the are constituted with multiple support rods 2 Two mounting rods 34 and vehicle body 1 can form two class parallel mechanisms in the two sides of vehicle body 1, to pass through the class parallel machine of two sides The rotation of structure can realize moving up and down and moving horizontally for crotch 3, and this structure can be pacified by multiple support rods 2 and two It fills the mutual traction between bar to realize to the horizontal position of bracket and height and position adjusting, on the one hand makes the entire of product in this way Relatively simple for structure, good to process, so as to reduce cost, the class on the other hand formed by support rod 2 and two mounting rods is flat Row mechanism can make the driving between crotch actuator 4 and crotch 3 more accurate and firm, so as to reduce the failure of product Rate.And the first fork arm 36 and the second fork arm 38 are connect with the first mounting rod 32 and the second mounting rod 34 respectively, it can be in the first peace The pick-and-place of cargo is realized under the action of dress bar 32 and the second mounting rod 34, for example two fork arms can directly be extend into the bottom of cargo Then portion raises crotch 3, can realize the taking-up of cargo, or reduces crotch 3 and realize unloading, i.e. 36 He of the first fork arm here Second fork arm 38 is specifically used for and cargo contacts, fetches carrying with realize cargo.

Wherein it is preferred to the first fork arm 36 is located on different height and positions from the first mounting rod 32, the second fork arm 38 with Second mounting rod 34 is located on different height and positions or the first fork arm 36 is identical as the height and position of the first mounting rod 32, the Two fork arms 38 are identical as the height and position of the second mounting rod 34.

In those embodiments, the first fork arm 36 and the second fork arm 38 can be curved bar, such as can be by the first fork arm 36 and the Two fork arms 38 are respectively provided at L-shaped bar or L like shape bar, this kind of structure can by the vertical edge of L shape bar or L like shape bar come with mounting rod into Row connection, and is contacted by the horizontal edge of L shape bar or L like shape bar with cargo, fetches carrying etc. with carry out cargo.Together When, the fork arm of 3 front end of crotch can be arranged to the structure of bending by this structure, and such crotch 3 does not just have to drop in picking It is too low, and when crotch 3 is in extreme lower position, the support rod 2 of 1 two sides of vehicle body can be in the bad angle of stress condition, therefore, The fork arm of 3 front end of crotch is arranged to the structure of bending, it is excessive to can avoid multiple rod piece stress when lifting cargo.And another In scheme, crotch 3 can also be arranged to the structure of two straight-bars, for example the first mounting rod 32 and the first fork arm 36 are mounted on together Second mounting rod 34 and the second fork arm 38 are mounted on the same height and position, before this structure crotch 3 by one height and position End is not bent, therefore the structure of crotch 3 can be made simpler.

In addition, in another arrangement, crotch 3 can also be arranged to include a mounting plate and two fork arms structure.

In any of the above-described embodiment, it is preferable that as shown in Figure 7 to 9, fork truck further include: support component 7, Neng Gouzhan It is mounted on vehicle body 1 with opening or withdraw, vehicle body 1 can be stretched out from the unloading goods side of vehicle body 1 when support component 7 is unfolded, and support On the placement platform of vehicle body 1.

In those embodiments, fork truck further includes support component 7, and support component 7 can be unfolded or be mounted on withdrawing On vehicle body 1, and when the expansion of support component 7, support component 7 can stretch out vehicle body 1 from the unloading goods side of vehicle body 1, and be supported on vehicle On the placement platform of body 1, crotch 3 is being stretched out when picking in this way, support component 7 can be unfolded and be supported on vehicle body 1 On placement platform, such as on ground, so as to support vehicle body 1 by support component 7, prevent crotch 3 after picking, vehicle Body 1 tilts due to cargo is overweight to the picking direction of vehicle body 1, i.e., can be in 3 picking of crotch to vehicle by setting support component 7 Body 1 forms support, so as to assist fork truck to keep balance by support component 7, fork truck is avoided to tilt or overturn.

In any of the above-described embodiment, it is preferable that as shown in Figure 7 and Figure 8, support component 7 includes: supporting element 70, can Expansion is mounted on vehicle body 1 with withdrawing, and can stretch out vehicle body 1 from the unloading goods side of vehicle body 1 when supporting element 70 is unfolded, and support On the placement platform of vehicle body 1；Sliding part 72 is slidably mounted on vehicle body 1, and supporting element 70 is rotatably mounted on sliding On part 72, and it can be slided under the action of sliding part 72；Actuator 74 is slided, is connect with sliding part 72, sliding can be driven Part 72 slides；Rotating drive part 76, corresponding supporting element 70 are installed, being capable of the rotation of driving support member 70；Sensor is mounted on support Between part 70 and rotating drive part 76, for detecting the contact condition between supporting element 70 and placement platform；Second guide rail 78, peace On vehicle body 1, sliding part 72 is slidably mounted on the second guide rail 78；Wherein, supporting element 70 can be in the work of sliding part 72 Vehicle body 1 is stretched out from the unloading goods side of vehicle body 1 under, and the placement of vehicle body 1 can be supported under the action of rotating drive part 76 On platform.

In those embodiments, fork truck includes supporting element 70, sliding part 72, sliding actuator 74, rotating drive part 76, passes Sensor and the second guide rail 78, wherein supporting element 70 is specifically used for expansion and packs up, to realize the support to fork truck, sliding driving Part 74 is for driving sliding part 72 to slide, and sliding part 72 is preferably slidably mounted on vehicle body 1 along the expansion direction of supporting element 70 On, allow for sliding part 72 in this way driving support member 70 can be slided under the action of sliding actuator 74 along fixedly direction It is dynamic, and then realize the stretching or retraction of supporting element 70.And rotating drive part 76 is rotated for driving support member 70, it in this way can be When supporting element 70 being needed to support, supporting element 70 is turned to towards placement platform, i.e., is rotated supporting element 70 to the ground, so that branch Support member 70, which can support, to be mounted on the placement platforms such as ground, and when not needing the support of supporting element 70, it can be incited somebody to action by rotating member Supporting element 70 is supported or opposed waits the direction rotation of placement platforms from the ground, so that supporting element 70 can be separated with placement platforms such as ground. The embodiment can first pass through sliding actuator 74 and sliding part 72 is driven to move, to drive branch when needing supporting element 70 to support Support member 70 is stretched out, and then can be rotated by 76 driving support member 70 of rotating drive part, be put until supporting element 70 is supported on ground etc. On horizontalization platform, and do not need support when, can first pass through rotating drive part 76 drive supporting element 70 rotate so that supporting element 70 with Can be separated in time between the placement platforms such as ground, and preferentially, supporting element 70 can be turned to it is concordant with vehicle body 1, then just Sliding block can be driven back to move by sliding actuator 74, to drive supporting element 70 to be integrally retracted into vehicle body 1, in this way The expansion and retraction of supporting element 70 are realized, to can prevent fork truck from overturning when 3 picking of crotch is unloaded.In addition, for detection branch Whether the end of support member 70 has contacted the placement platforms such as ground, can increase in rotating drive part 76 with the junction of sliding part 72 Add sensor, such as force snesor to detect contact condition, the stress of such rotating drive part 76 will be passed by force snesor It is delivered on sliding part 72.Specifically, such as during adjusting supporting element 70, if detecting, the stress of force snesor constantly increases Greatly, illustrate that supporting element 70 with ground face contact, can stop adjusting.Certainly, it can also be passed by other sensors, such as angle Sensor detects the angles of the placement platforms such as supporting element 70 and ground, in this way can be judged by the angle that angular transducer detects Whether the end of supporting element 70 contacts the placement platforms such as ground.And by the second guide rail 78 of setting, enable 72 edge of sliding part The second guide rail 78 movement, the movement of sliding part 72 can be oriented to by the second guide rail 78, be allowed for so in this way Sliding part 72 can be slided according to projected route, so that supporting element 70 can be unfolded or be packed up according to projected route, Support can be formed to fork truck when dismantling goods as required by allowing for supporting element 70 in this way.

In any of the above-described embodiment, it is preferable that as shown in Figure 7 and Figure 8, supporting element 70 includes: mounting portion, is mounted on cunning On moving part 72；One end of support portion, support portion is connect with mounting portion, and the other end of support portion is from installation position in different height On position；Wherein, mounting portion and support portion be along the horizontally arranged of vehicle body 1, supporting element 70 further include be connected to mounting portion and Along the horizontally arranged of vehicle body 1, support portion is arranged interconnecting piece or mounting portion between support portion along the short transverse of vehicle body 1.

In those embodiments, supporting element 70 includes support portion and mounting portion, and wherein mounting portion is for realizing supporting element 70 With the installation between sliding part 72, and support portion is specifically used for being contacted with placement platforms such as ground far from one end of mounting portion Or separation, it is supported so that support portion can be formed fork truck when dismantling cargo, and can be stowed away in forklift-walking.And turn Dynamic actuator 76 can both cooperate with mounting portion to realize rotation, can also cooperate with support portion and realize and rotate.Mounting portion is excellent simultaneously It is first horizontally arranged on vehicle body 1, and support portion can be both horizontally disposed with, it can also be vertically arranged, and when support portion is vertically arranged, it can Formed and supported by placement platforms such as the end of support portion and ground, and when support portion is horizontally disposed with, can by interconnecting piece come Realize the connection between mounting portion and support portion, and at this point, can be placed by the entire bottom support surface of support portion with ground etc. Platform forms support.

Wherein it is preferred to as shown in Figure 7 and Figure 8, supporting element 70 can be arranged to zigzag, it certainly, can also be by supporting element 70 setting zig zags or 7 fonts or class zigzag or class zigzag or 7 font of class.

In any of the above-described embodiment, it is preferable that as shown in Figure 7 to 9, the end of the one end of support portion far from mounting portion On be provided with the protrusion 702 that can be contacted with placement platform or support portion far from be provided on one end of mounting portion can with put Set the inclined support surface of contact with platform.

In those embodiments, one protrusion 702 can be set in the end of support portion, it in this way can be flat in placements such as ground When platform is uneven, contacted by protrusion 702 with placement platforms such as ground, so as to ensure in the case where the out-of-flatness of ground The end of support portion can also contact ground first.And the height of protrusion 702 can both may be used so preferentially between 5mm to 40mm It prevents raised 702 other positions that are excessively high and leading to support portion from can not contact with placement platforms such as ground, and protrusion 702 can be prevented It is too low and protrusion is caused 702 can not really to contact with placement platforms such as rugged ground.Meanwhile in another arrangement, It can be not provided with protrusion 702, and one end of the placement platforms such as support portion contact ground is configured with to the structure of slight draft, in this way Can make it is at an angle between the placement platforms such as end and the ground of support portion, so that the end of supporting element 70 be also ensured End can contact ground.

Wherein it is preferred to which as shown in Figure 7 and Figure 8, rotating drive part 76 includes: motor 762, it is mounted on sliding part 72； First driving member 764, the motor axis connection with motor 762, can rotate under the action of motor shaft；Second driving member 766, peace It on sliding part 72, can cooperate with the first driving member 764, and support can be driven under the action of the first driving member 764 Part 70 rotates.

In those technical solutions, rotating drive part 76 includes motor 762, the first driving member being mounted on sliding part 72 764 and second driving member 766, and motor 762 is used to provide power, and can broken sliding part 72 move together, and the first transmission Part 764 and the second driving member 766 are used to the power of motor 762 being transferred to supporting element 70, and the first driving member 764 here can have Body is scroll bar or rack gear, and the second driving member 766 can be specially turbine, certainly, the first driving member 764 and the second driving member 766 Structure can also be other structures, such as gear set.And driving member can be specifically used for adjusting between motor 762 and supporting element 70 Rotating ratio, consequently facilitating the speed of control supporting element 70, meanwhile, motor 762 and supporting element 70 can also be adjusted by driving member Between relative mounting location, the position for allowing for supporting element 70 in this way can be set according to actual needs, and not had to and electricity Machine 762 is set together.Certainly, the effect of driving member also acts as other purposes, and is not limited only to adjust rotating ratio and phase To installation site.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 7, fork truck further include: slewing equipment 8, Neng Gouzhuan It is mounted on vehicle body 1 dynamicly, crotch 3 can be by the cargo on crotch 3 under the action of crotch actuator 4 and multiple support rods 2 It is placed on slewing equipment 8；Or as shown in figure 9, fork truck further include: sliding stand 9 can be slidably mounted on vehicle body 1, crotch 3 can be placed into the cargo on crotch 3 on sliding stand 9 under the action of crotch actuator 4 and multiple support rods 2.

In those embodiments, as shown in Figures 1 to 7, the front side of fork truck is mounted in crotch 3, and from the front side of fork truck When carrying out unloading goods, slewing equipment 8 can be set on fork truck, cargo can be realized in horizontal plane by slewing equipment 8 in this way Rotation, specifically, after 3 picking of crotch, it can be by the position of adjusting crotch 3, so that crotch 3 can put cargo thereon It sets on slewing equipment 8, hereafter, can be rotated slewing equipment 8 and realize rotation of the cargo on vehicle body 1, so as to adjust cargo Placement posture on vehicle body 1, for example when the length of cargo is long, the length direction of article can be rotated to along fork truck Horizontal direction, and the occupancy that can be reduced in forklift transport to fork truck two sides space is set in this way, it is ensured that forklift transport mistake The stabilization of journey reduces a possibility that overturning, just can be avoided cargo in this way and place unreasonable on fork truck and lead to rollover situation Generation.And on the other hand, as shown in figure 9, crotch 3 can also be mounted on vehicle body 1 in which move along the left and right directions of fork truck, so as to The unloading of cargo can be carried out from the left or right side of fork truck, at this point, sliding stand 9 can be arranged on vehicle body 1, can be passed through in this way The horizontal position of sliding stand 9 and crotch 3 moved left and right to adjust cargo on fork truck, so as to adjust cargo to more leaning on The center of nearly fork truck can prevent cargo gravity center instability in transport, it is ensured that the stability during cargo transport prevents in this way Situations such as overturning.

In any of the above-described embodiment, it is preferable that as shown in Figures 1 to 7, slewing equipment 8 includes: the first guide rail 82, edge The short transverse of fork truck is mounted on vehicle body 1；Lifting platform 84 is mounted on the first guide rail 82 along the short transverse of fork truck up and down On；Turntable 86, the horizontal direction along fork truck are rotatably mounted on lifting platform 84, are used for bearing goods；Lifters 88, peace Between lifting platform 84 and vehicle body 1, for driving lifting platform 84 to go up and down.

In those embodiments, turntable 86 is used for bearing goods, and cargo is driven to rotate in the horizontal plane.And lifting platform 84 For placing rotary disk 86, and turntable 86 is driven to move in vertical direction, cargo can be reduced by lifting platform 84 in this way and transported Height in the process improves the stationarity of transportational process to reduce the center of gravity of cargo.And lifters 88 are specifically used for driving lifting Platform 84 is gone up and down, and lifters 88 here can be extensible member, such as hydraulic cylinder or electric cylinder or cylinder.And the first guide rail 82 is used In realize lifting platform 84 lifting installation, and realize lifting platform 84 lifting guidance, so that lifting platform 84 be merely able to along First guide rail 82 lifting, to can avoid the sideslip in lifting process of lifting platform 84.

In the description of this specification, the orientation or positional relationship of the instructions such as term "front", "rear", "left", "right" is base In orientation or positional relationship shown in the drawings, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as Limitations of the present invention；In the description of this specification, term " connection ", " installation ", " fixation " etc. should all do broad sense reason Solution, for example, " connection " may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, It can also be indirectly connected through an intermediary.For the ordinary skill in the art, can understand as the case may be The concrete meaning of above-mentioned term in the present invention.Term " one embodiment ", " some embodiments ", " specific embodiment " etc. Description mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in the utility model In at least one embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical Embodiment or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiments Or it can be combined in any suitable manner in example.

The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model, Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (12)

1. a kind of fork truck characterized by comprising

Vehicle body is provided with wheel on the vehicle body；

Multiple support rods, in the vertical plane of the fork truck, and one end of multiple support rods is rotatably pacified On the vehicle body, it can be swung along the left and right directions or front-rear direction of the fork truck；

Crotch is mounted on the other end of multiple support rods, can be moved under the action of the multiple support rod；

Crotch actuator is mounted on the vehicle body, is connect with multiple support rods, and multiple support rod edges can be driven The left and right directions or front-rear direction of the fork truck are swung.

2. fork truck according to claim 1, which is characterized in that

Multiple support rods can be pivotally mounted on the fork truck along the left and right directions of the fork truck, and the crotch is along institute The left and right directions for stating fork truck is mounted on multiple support rods, can be under the action of multiple support rods along the fork truck Left and right directions it is mobile；Or

Multiple support rods can be pivotally mounted on the fork truck along the front-rear direction of the fork truck, and the crotch is along institute The front-rear direction for stating fork truck is mounted on multiple support rods, and can be under the action of multiple support rods along the fork The front-rear direction of vehicle is mobile.

3. fork truck according to claim 1, which is characterized in that

Multiple support rods include multiple first support bars and multiple second support bars, the first support bar and described second Support rod can be pivotally mounted at along the front-rear direction of the fork truck vehicle body the left and right sides or the first support bar The front and rear sides of vehicle body can be pivotally mounted at along the left and right directions of the fork truck with the second support bar；

The crotch actuator is connect with multiple first support bars and multiple second support bars, for driving multiple institutes It states first support bar and multiple second support bars is moved along the front-rear direction of the fork truck or transported along the left and right directions of the fork truck It is dynamic；

The crotch support is mounted in the multiple first support bar and the multiple second support bar.

4. fork truck according to claim 3, which is characterized in that

The crotch actuator include the first crotch actuator and the second crotch actuator, the first crotch actuator with it is multiple The first support bar connection, for driving multiple first support bar movements, the second crotch actuator and multiple institutes Second support bar connection is stated, for driving multiple second support bar movements.

5. fork truck according to claim 4, which is characterized in that the fork truck further include:

First mounting base is mounted on the vehicle body, one end energy of the first crotch actuator far from the first support bar It is enough rotatably mounted in first mounting base；And/or

Second mounting base is mounted on the vehicle body, one end energy of the second crotch actuator far from the second support bar It is enough rotatably mounted in second mounting base.

6. fork truck according to claim 5, which is characterized in that

The first support bar and the second support bar are telescopic rod or the first support bar and the second support bar It is non-telescoping bar；And/or

The first crotch actuator and the second crotch actuator are extensible member；And/or

First mounting base and second mounting base are tripod.

7. fork truck according to claim 3, which is characterized in that

Multiple first support bars, which are parallel to each other and are spaced on the one side in the two sides that the vehicle body is oppositely arranged, to be set It sets, multiple second support bars, which are parallel to each other and are spaced on the another side in the two sides that the vehicle body is oppositely arranged, to be set It sets.

8. fork truck according to claim 3, which is characterized in that the crotch includes:

First mounting rod, support is mounted in the multiple first support bar, with the vehicle body parallel；

Second mounting rod, support be mounted in the multiple second support bar, it is parallel with first mounting rod, and with the vehicle Body is parallel；

First fork arm is mounted on first mounting rod；

Second fork arm is mounted on second mounting rod.

9. fork truck according to claim 8, which is characterized in that

First fork arm is located on different height and positions from first mounting rod, second fork arm and second peace Dress bar is located on different height and positions or first fork arm is identical as the height and position of first mounting rod, and described the Two fork arms are identical as the height and position of second mounting rod.

10. fork truck according to any one of claim 1 to 9, which is characterized in that further include:

Support component can be unfolded or be mounted on the vehicle body with withdrawing, and the support component can be from the vehicle when being unfolded The vehicle body is stretched out in the unloading goods side of body, and is supported on the placement platform of the vehicle body.

11. fork truck according to any one of claim 1 to 9, which is characterized in that further include:

Slewing equipment is rotatably mounted on the vehicle body, and the crotch is in the crotch actuator and multiple branch The cargo on the crotch can be placed on the slewing equipment under the action of strut；Or

Sliding stand can be slidably mounted on the vehicle body, and the crotch is in the crotch actuator and multiple supports The cargo on the crotch can be placed on the sliding stand under the action of bar.

12. fork truck according to claim 11, which is characterized in that the slewing equipment includes:

First guide rail, the short transverse along the fork truck are mounted on the vehicle body；

Lifting platform, the short transverse along the fork truck are mounted on up and down on first guide rail；

Turntable, the horizontal direction along the fork truck are rotatably mounted on the lifting platform, are used for bearing goods；

Lifters are mounted between the lifting platform and the vehicle body, for driving the lifting of lifting table.