CN208897195U - Engineering truck - Google Patents

Abstract

The utility model proposes a kind of engineering trucks, comprising: vehicle body；Workbench is set on vehicle body, and the upper end of workbench is hinged with the cantilever crane that can be put into or hold up；Container is set on workbench, and container is located on workbench contrary side of falling with cantilever crane.Pass through the technical solution of the utility model, solid or liquid are held as counterweight using compression container, without counterweight in container when being conducive to make full use of driver's cabin upper space, and driving a vehicle, vehicle load is small, low energy consumption, counterweight quantity and counterbalance moment can also be adjusted flexibly, realize the step-less adjustment of counterweight, and counterweight can be separated into muti-piece solid or liquid, materials and filling are all very convenient, greatly improve flexibility and convenience that engineering truck uses.

Description

Engineering truck

Technical field

The utility model relates to vehicle technical field of counter weight, in particular to a kind of engineering truck.

Background technique

Vehicle occupied area and resistant to tipping ability are arm support engineering truck (such as concrete mixers, high spray fire fighting truck, automobile Crane) two important indicators, how to improve resistant to tipping ability under the premise of occupied area is as small as possible is one and has very much The project of researching value；Counterweight is a kind of effective means for reducing tilting moment, but currently used counterweight mode is to turn round Platform rear adds clump weight, this can give vehicle to increase biggish weight load, seriously affect vehicle maximum can loading capacity, and Counterweight element occupied space is larger.

Utility model content

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

In view of this, one of the utility model is designed to provide a kind of engineering truck, comprising: vehicle body；Workbench, if In on vehicle body, the upper end of workbench is hinged with the cantilever crane that can be put into or hold up；Container is set on workbench, and container is located at work Make contrary side of falling on platform with cantilever crane.

Container is for holding solid or liquid, using the counterweight as engineering truck.

In the technical scheme, container is set on the table, convenient for holding solid or liquid in container as engineering The counterweight of vehicle is conducive in this way in the work that engineering truck is lifted without cantilever crane, by the solid or liquid as counterweight It removes from container, to mitigate the weight bearing of engineering truck, reduces engineering truck energy consumption, the maximum of engineering truck can also be promoted Can loading capacity, meanwhile, carry out cantilever crane lifting operation when, can also according to it is required lifting object weight, neatly adjust The quantity of solid or liquid in container, provides corresponding counterweight, can also lift in cantilever crane and gather materials on the spot at operation, using each Kind substance improves the flexibility and convenience that engineering truck uses as counterweight；Such as fire fighting truck, it can directly use fire-fighting The water carried in vehicle water tank uses the water in fire pump as counterweight, or in the place for having fire pump.

It may also be noted that holding solid or liquid using container, such counterweight must be multiple separate solid Or liquid, when engineering truck failure causes counterweight to be fallen, the impact force of the solid or liquid of dispersion for vehicle body The far smaller than impact force of a monolith counterweight of equivalent weight, improves the safety of engineering truck.

In the above-mentioned technical solutions, the ring wall of container is telescopic ring wall, is convenient for that container size is adjusted flexibly in this way.

Optionally, engineering truck further include: the first pars contractilis, the both ends of the first pars contractilis be separately connected container top and Bottom, telescopic ring wall are realized elongation by the first pars contractilis and are shortened.

In any of the above-described technical solution, engineering truck further include: the second pars contractilis, container by the second pars contractilis with Workbench is connected.

In the technical scheme, container is connected by the second pars contractilis with workbench, is conducive to through the second pars contractilis Elongation and shortening, adjust the distance between container and workbench, to generate the different arm of forces, and then lesser match can be used Heavy amount and the biggish arm of force generate biggish torque.

Specifically, the second pars contractilis includes: orbit determination, and one end is connected with workbench；It is upper and can be relative to be set to orbit determination for dynamic rail Orbit determination sliding, container are fixedly arranged in dynamic rail.

Further, the second pars contractilis further include: one end of telescopic oil cylinder, telescopic oil cylinder is connect with orbit determination, telescopic oil cylinder The other end connect with dynamic rail；And/or limited block, set on the upper one end close to workbench of orbit determination.

In the above-mentioned technical solutions, orbit determination and workbench are hinged；Engineering truck further includes suspension cable, one end of suspension cable with The top of workbench is connected, and the other end of suspension cable is connected with the middle part of orbit determination.

Preferably, reservoir has water inlet pipe and outlet pipe, and water inlet pipe and outlet pipe are disposed to extend along the second pars contractilis, this The materials of sample counterweight are convenient, and water is as counterweight, and when engineering truck, which breaks down, causes container to fall or rupture, four is scattered Water flow is small for the impact of the personnel of engineering truck and surrounding, is conducive to that injury and loss is greatly reduced.

Optionally, it is equipped with exhaust valve at the top of container, when to compress container, the gas in container can be from exhaust valve It is discharged and promotes compression efficiency and compression effectiveness.

Optionally, workbench is connected by turntable with vehicle body, in order to be rotated, makes the cantilever crane of engineering truck It can neatly be rotated with the rotation of workbench, promote the convenience and flexibility that cantilever crane uses.

In the above-mentioned technical solutions, when workbench turns to predetermined position, container is located at the driver's cabin of engineering truck Over top.

In the technical scheme, when workbench turns to predetermined position, container is located on the driver's cabin top of engineering truck Side is conducive to the loading space for saving engineering truck rear portion；Specifically, work when predetermined position refers to cantilever crane without lifting operation Make the position of platform, at this moment, the cantilever crane of engineering truck is mostly the state of falling, and extends back on vehicle body that container is now placed in Driver's cabin over top is more advantageous to balance cantilever crane weight, engineering truck is avoided to tumble, it is also stated that, in zero load, The center of gravity of vehicle body is more biased towards headstock side, and container is arranged at the top of driver's cabin, is conducive to reduce in container using headstock weight Counterweight empties counterweight in container, realizes the purpose for reducing vehicle load, the maximum for promoting engineering truck can loading capacity.

Optionally, engineering truck includes crane, fire fighting truck etc..

The technical solution of the utility model has the advantages that

Solid or liquid are held as counterweight using container, and container can compress, and be conducive to empty in not operation and match Weight, vehicle load is small, and low energy consumption；Can be using water as counterweight, materials and filling are all very convenient, particularly with inherently band There are water tank and water pump, and is particularly suitable for the fire fighting truck of emphasis space occupied；The torque adjusting of container is driven using oil cylinder, can Any position locks in stroke range, realizes the step-less adjustment of counterbalance moment, improves the convenience that engineering truck uses.

The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this The practice of type is recognized.

Detailed description of the invention

Fig. 1 is the local main view structure figure of the engineering truck of one embodiment of the utility model；

Fig. 2 is the sectional perspective structural schematic diagram of the engineering truck of one embodiment of the utility model；

Fig. 3 is the reversed schematic perspective view of Fig. 2；

Fig. 4 is the schematic view of the front view of the container compressive state of one embodiment of the utility model；

Fig. 5 is the schematic view of the front view of the container extended state of one embodiment of the utility model；

Fig. 6 is the schematic view of the front view of the engineering truck of one embodiment of the utility model.

Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 6 are as follows:

10 vehicle bodies, 12 workbench, 120 suspension cables, 122 vertical plates, 14 cantilever cranes, 16 containers, 160 telescopic ring walls, 162 first Pars contractilis, 164 water inlet pipes, 166 outlet pipes, 168 exhaust valves, 18 second pars contractilis, 180 orbit determination, 182 dynamic rails, 184 flexible oil Cylinder, 19 limited blocks.

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 Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously It is not limited by the specific embodiments disclosed below.

Some embodiments according to the present utility model are described referring to Fig. 1 to Fig. 6.

As shown in Figures 1 to 5, according to the utility model proposes a kind of engineering truck, engineering truck is specially concrete Pump truck or foldable arm height spray fire fighting truck, comprising: vehicle body 10；Workbench 12 is set on vehicle body 10, and the upper end of workbench 12 is hinged There is cantilever crane 14；Container 16 is set on workbench 12, and container 16 is located on workbench 12 contrary one that fell with cantilever crane 14 Side.

Container 16 is for holding solid or liquid, using the counterweight as engineering truck.

In this embodiment, container 16 is set on table 12, convenient for holding solid or liquid conduct in container 16 The counterweight of engineering truck is conducive in this way in the work that engineering truck is lifted without cantilever crane, by as the solid of counterweight or Liquid is removed from container 16, to mitigate the weight bearing of engineering truck, is reduced engineering truck energy consumption, can also be promoted engineering truck Maximum can loading capacity, meanwhile, carry out cantilever crane lifting operation when, can also according to it is required lifting object weight, flexibly Ground adjusts the quantity of solid or liquid in container 16, provides corresponding counterweight, can also lift in cantilever crane and take on the spot at operation Material uses various substances as counterweight, improves flexibility and convenience that engineering truck uses；Such as fire fighting truck, Ke Yizhi It connects and uses the water carried in fire fighting truck water tank as counterweight, or use the water in fire pump in the place for having fire pump.

It may also be noted that holding solid or liquid using container 16, such counterweight must be multiple separate solid Body or liquid, when engineering truck failure causes counterweight to be fallen, solid or liquid the rushing for vehicle body 10 of dispersion The impact force that power is far smaller than a monolith counterweight of equivalent weight is hit, the safety of engineering truck is improved.

Specifically, workbench 12 is set on vehicle body 10, and the upper end of workbench 12 is equipped with cantilever crane 14, and workbench 12 is used as arm The fulcrum of frame 14；It is to be appreciated that workbench 12 is connected with vehicle body 10 by turntable, so that workbench 12 can carry out Rotation, enables cantilever crane 14 to work under a different angle；Container 16 is set on workbench 12, and container 16 is located at work It fell on platform with cantilever crane 14 contrary side, the center of gravity of such container 16 and the center of gravity of cantilever crane 14 are located at workbench 12 Two sides, formed a lever-type structure, fulcrum of the intermediate workbench 12 as lever, in this way, by container 16 It holds solid or liquid forms counterweight, the torque of the generation of cantilever crane 14 can be balanced, promote the resistant to tipping ability of engineering truck；Into one Step ground, solid or liquid are held using container 16, are conducive to neatly adjust the quantity of solid according to different counterweight demands Or the quantity of liquid, and when engineering truck lifts operation without cantilever crane, container 16 is emptied, the weight for reducing engineering truck is negative Load, the maximum for promoting engineering truck can loading capacity.

In the above-described embodiments, the ring wall of container 16 is telescopic ring wall 160, in this way can neatly adjustment container 16 Size reduces 16 the space occupied of container as shown in figure 4, compressing container 16 when not needing counterweight；As shown in figure 5, When needing counterweight, the volume of container 16 can be adjusted according to the length that the quantity of counterweight, adjustment container 16 are unfolded, for bringing up again For more accommodation spaces, the flexibility that engineering truck uses further is improved.

It is to be appreciated that telescopic ring wall, can stretch using auxiliary body, flexible material can also be used Ring wall is made, the flexible of ring wall is realized by manually mode.

As shown in Figures 2 to 4, further, engineering truck further include: the first pars contractilis 162, the first pars contractilis 162 Both ends are separately connected the top and bottom of container 16, and telescopic ring wall 160 is realized elongation by the first pars contractilis 162 and shortened, The flexible of automation is realized convenient for the ring wall of container 16 in this way, promotes the convenience that engineering truck uses, and reduces labor intensity.

Specifically, the first pars contractilis 162 includes any one in cylinder, hydraulic cylinder, spring assembly, and multiple first stretch Contracting portion 162 can be evenly spaced setting along the circumferential direction of container 16, such as four angles of the container 16 in cuboid are respectively set There is first pars contractilis 162, or the first pars contractilis 162 is arranged inside container 16.

When using spring assembly, spring is equipped between the top and bottom of container 16, ring wall is realized by elastic force to be extended, It is also desirable to hanging hook assembly be arranged in the top and bottom of container 16, to use hanging hook assembly after compressing container 16 The top and bottom of container 16 are linked together and holddown spring, spring elongation is avoided to prop up telescopic ring wall 160 again.

In any of the above-described embodiment, engineering truck further include: the second pars contractilis 18, container 16 pass through the second pars contractilis 18 are connected with workbench 12, are conducive to elongation and shortening by the second pars contractilis 18, adjust between container 16 and workbench 12 Distance, to generate the different arm of forces, and then lesser balance weight can be used and the biggish arm of force generates biggish power Square further improves flexibility and convenience that engineering truck uses, promotes the resistant to tipping ability of engineering truck, and due to can To obtain biggish torque using lesser counterweight, the activity duration for adding counterweight into container 16 can be saved, labour is reduced Intensity promotes working efficiency.

As shown in figure 3, specifically, the second pars contractilis 18 includes: orbit determination 180, one end is connected with workbench 12；Dynamic rail 182, It can slide on orbit determination 180 and relative to orbit determination 180, container 16 is fixedly arranged in dynamic rail 182, is passed through in this way convenient for container 16 dynamic Rail 182 slidably reciprocates on orbit determination 180, to form the different arm of forces.

Optionally, the second pars contractilis 18 further include: one end of telescopic oil cylinder 184, telescopic oil cylinder 184 is connect with orbit determination 180, The other end of telescopic oil cylinder 184 is connect with dynamic rail 182；And/or limited block 19, close to the one of workbench 12 on orbit determination 180 End.

The both ends of telescopic oil cylinder 184 are separately connected orbit determination 180 and dynamic rail 182, convenient for driving dynamic rail by telescopic oil cylinder 184 182 slide on orbit determination 180, and then drive slidably reciprocating for container 16, further improve the mobile automation journey of container 16 Degree, reduces labor intensity, improves the convenience that engineering truck uses.

It may also be noted that 16 position of container is adjusted using telescopic oil cylinder 184, it can be in 184 stroke of telescopic oil cylinder Interior any position locks container 16, is advantageously implemented the step-less adjustment of counterbalance moment in this way, promotes engineering truck and uses just Benefit.

Certainly, the second pars contractilis 18 in the present embodiment is not limited to that, can also replace stretching using cylinder, motor etc. Contracting oil cylinder 184 come drive dynamic rail 182 or telescopic oil cylinder 184, motor, cylinder need not, but adopt and manually move Dynamic rail 182.

Close to one end of workbench 12, setting limited block 19 avoids convenient for providing limit for dynamic rail 182 on orbit determination 180 Dynamic rail 182 is skidded off from 12 one end of workbench；It can be realized by the stroke of telescopic oil cylinder 184 in one end far from workbench 12 The limit of dynamic rail 182.

As shown in Figure 1, in the above-described embodiments, orbit determination 180 and workbench 12 are hinged；Engineering truck further includes suspension cable 120, one end of suspension cable 120 is connected with the top of workbench 12, and the other end of suspension cable 120 is connected with the middle part of orbit determination 180.

In this embodiment, orbit determination 180 and workbench 12 are hinged, can be to avoid when the arm of force of container 16 is larger, orbit determination 180 be brokens because stress is excessive at the tie point of workbench 12 and lead to accident, while provided with suspension cable 120, advantageous in this way Improve the stress of orbit determination 180, the stability and reliability of promotion orbit determination 180 and safety in the cooperation by suspension cable 120.

Suspension cable 120 can be the hawser or rigid member being arranged on orbit determination 180.

It is to be appreciated that workbench 12 is equipped with to ensure that suspension cable 120 can preferably be that orbit determination 180 provides support Vertical plate 122, vertical plate 122 are higher by orbit determination 180, and suspension cable 120 is connected to the middle part of orbit determination 180 and the top of workbench 12, so that Suspension cable 120, orbit determination 180, workbench 12 vertical plate 122 formed a closed triangle, improve the stability of orbit determination 180 And reliability.

As shown in Fig. 2, optionally, in the above-described embodiments, container 16 is communicated with water inlet pipe 164 and outlet pipe 166, water inlet Pipe 164 and outlet pipe 166 are disposed to extend along the second pars contractilis 18, and the materials of such counterweight are convenient, especially for fire engineering Vehicle, its own has water tank, convenient for water intaking, improves the convenience that engineering truck uses, and water is as counterweight, in engineering truck It breaks down when container 16 being caused to fall or rupture, impact of the four scattered water flows for the personnel of engineering truck and surrounding It is small, be conducive to that injury and loss is greatly reduced, improve the safety that engineering truck uses.

Container 16 is communicated with water inlet pipe 164 and outlet pipe 166, convenient for forming work to the water inlet of container 16 by water inlet pipe 164 Journey vehicle counterweight, and after completing cantilever crane lifting operation, the water in container 16 is discharged, engineering truck load is reduced, to be promoted The convenience of counterweight is placed and removed into container 16；Water inlet pipe 164 and outlet pipe 166 are set on the second pars contractilis 18, are had Conducive to fixed water inlet pipe 164 and outlet pipe 166, water inlet pipe 164 and outlet pipe 166 is avoided to twine with other components or object Around, scratch and it is damaged, influence the use of container 16.

Further, water inlet pipe 164 and outlet pipe 166 are set on the orbit determination 180 of the second pars contractilis 18.

Optionally, it is equipped with exhaust valve 168 at the top of container, when to compress container, gas in container 16 can be from Exhaust valve 168 is discharged and promotes compression efficiency and compression effectiveness.

It is to be appreciated that the container 16 in the present embodiment, is not limited in accommodating water as counterweight, is also possible to other liquid Body improves the convenience and flexibility that engineering truck uses to gather materials on the spot.

Optionally, workbench 12 is connected by turntable with vehicle body 10, in order to be rotated, makes engineering truck Cantilever crane 14 can be rotated neatly with the rotation of workbench 12, promote convenience and flexibility that cantilever crane 14 uses.

In the above-described embodiments, when workbench 12 turns to predetermined position, container 16 is located at the driver's cabin of engineering truck Over top.

In this embodiment, when workbench 12 turns to predetermined position, container 16 is located at the top of the driver's cabin of engineering truck Top is conducive to the loading space for saving engineering truck rear portion；Specifically, predetermined position refers to cantilever crane 14 without lifting operation When workbench 12 position, at this moment, the cantilever crane 14 of engineering truck is mostly the state of falling, and is extended back on vehicle body 10, hold Device 16 is now placed in driver's cabin over top, is more advantageous to balance 14 weight of cantilever crane, engineering truck is avoided to tumble, it is also stated that , in zero load, the center of gravity of vehicle body 10 is more biased towards headstock side, and container 16 is arranged at the top of driver's cabin, is conducive to utilize vehicle Nose heave amount reduces the counterweight in container 16 or empties the counterweight in container 16, realizes the purpose for reducing vehicle load, promote work The maximum of journey vehicle can loading capacity.

Specifically, when engineering truck carries out cantilever crane lifting operation, container 16 rises and is filled the water by water inlet pipe 164, quasi- Get counterweight ready；Dynamic rail 182 stretches the stroke end of telescopic oil cylinder 184 outward, keeps container 16 maximum at a distance from workbench 12, It is locked after forming maximum moment, counterweight is completed.

Optionally, engineering truck includes crane, fire fighting truck, concrete mixer etc..

The technical solution of the utility model is had been described in detail above with reference to the accompanying drawings, by the technical solution of the utility model, Solid or liquid are held as counterweight using compression container, container when being conducive to make full use of driver's cabin upper space, and driving a vehicle Interior no counterweight, vehicle load is small, and low energy consumption, and counterweight quantity and counterbalance moment can also be adjusted flexibly, and realizes the stepless-adjustment of counterweight Section, and counterweight can be separated into muti-piece solid or liquid, materials and filling are all very convenient, and greatly improving engineering truck makes Flexibility and convenience.

In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as Indication or suggestion relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection It is to be detachably connected, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right For those skilled in the art, can understand as the case may be above-mentioned term in the present invention specifically contain Justice.

In the description of the utility model, it is to be understood that term " on ", "lower", "left", "right", "front", "rear" etc. refer to The orientation or positional relationship shown be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the utility model and Simplify description, rather than the device or unit of indication or suggestion meaning there must be specific direction, with specific orientation construction And operation, it is thus impossible to be construed as a limitation of the present invention.

In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model In a 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 embodiment or examples In can be combined in any suitable manner.

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 (10)

1. a kind of engineering truck characterized by comprising

Vehicle body (10)；

Workbench (12) is set on the vehicle body (10), and the upper end of the workbench (12) is hinged with the arm that can be fallen or hold up Frame (14)；

Container (16) is set on the workbench (12), and the container (16) is located on the workbench and the cantilever crane (14) it fell contrary side.

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

The ring wall of the container (16) is telescopic ring wall (160).

3. engineering truck according to claim 2, which is characterized in that further include:

The both ends of first pars contractilis (162), first pars contractilis (162) are separately connected the top and bottom of the container (16) Portion, the telescopic ring wall (160) are realized elongation by first pars contractilis (162) and are shortened.

4. engineering truck according to any one of claim 1-3, which is characterized in that further include:

Second pars contractilis (18), the container (16) are connected by second pars contractilis (18) with the workbench (12).

5. engineering truck according to claim 4, which is characterized in that

Second pars contractilis (18) includes:

Orbit determination (180), one end are connected with the workbench (12)；

Dynamic rail (182) is set on the orbit determination (180) and can slide relative to the orbit determination (180), and the container (16) is fixed In on the dynamic rail (182).

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

Second pars contractilis (18) further include:

One end of telescopic oil cylinder (184), the telescopic oil cylinder (184) is connect with the orbit determination (180), the telescopic oil cylinder (184) the other end is connect with the dynamic rail (182)；And/or

Limited block (19) is set to one end on the orbit determination (180) close to the workbench (12).

7. engineering truck according to claim 6, which is characterized in that

The orbit determination (180) and the workbench (12) are hinged；

The engineering truck further includes suspension cable (120), one end of the suspension cable (120) and the top of the workbench (12) It is connected, the other end of the suspension cable (120) is connected with the middle part of the orbit determination (180).

8. engineering truck according to claim 4, which is characterized in that

The container (16) is communicated with water inlet pipe (164) and outlet pipe (166), the water inlet pipe (164) and the outlet pipe (166) it is disposed to extend along second pars contractilis (18).

9. engineering truck according to any one of claim 1-3, which is characterized in that

The workbench (12) is connected by turntable with the vehicle body (10).

10. engineering truck according to claim 9, which is characterized in that

When the workbench (12) turns to predetermined position, the container (16) is located at the top of the driver's cabin of the engineering truck Above portion.