202results about How to "Solve the carrying capacity" patented technology

The invention discloses a construction method for a collapsible loess foundation. The construction method comprises the following steps of: firstly, performing foundation treatment on a loess field with collapsibility by using a super downhole dynamic consolidation (SDDC) pile; secondly, collecting undisturbed soil on site, normally performing an indoor experiment to measure an inter-pile soil compaction coefficient and an SDDC pile body compaction coefficient, evaluating the collapsibility, and if any one of the three indexes cannot meet a design requirement, performing pile compensation construction on the SDDC pile until the design requirement is met; and finally, pouring the pile and mudjacking. The method has the advantages of economy, environment friendliness, high treatment depth, good treatment effect, large bearing potential, high complicated load resistance and the like. By application of the method, various side effects caused by the collapsibility of the deep collapsible loess field can be eliminated, and requirements of upper-part high rise buildings on the bearing capability and settlement of the foundation can be met.

The invention relates to a method for adopting long plastic drainage plate (or sand drain) and short cement-soil mixing pile in connection to deal with highway soft foundation (abbr. a long plate-short pile working method, or called a D-M working method). Compared with the single prepressing drainage method, such method has the advantages of effectively raising the stability of foundation effectively and accelerating the construction of road embankment owing to the existence of a short pile, thus shortening the constructing period correspondingly. Compared with a single deep mixing pile, the method can accelerate the consolidation settlement of deep soft soil owing to the existence of a long plate; therefore, the settlement after working is controlled in a certain range; besides, the coordination of settlement speed rates among different sections becomes possible by adjusting the space, the length and the prepressing style between the pile and the plate.

The invention discloses a parallel compliant wheel foot device for a wheeled robot. The device comprises an inverted parallel six-degree-of-freedom movement structure and a foot-end drive wheel assembly; each electric cylinder of the inverted parallel six-degree-of-freedom movement structure is connected to a part of the robot through an upper hook hinge and connected to a foot-end wheel fixing base through a lower hook hinge, and the six-degree-of-freedom movement of the foot-end wheel fixing base is driven by retractable control over the electric cylinders; a driving motor in the foot-end driving wheel assembly is fixedly connected to the body of the robot and drives a speed reducer to move through a transmission assembly, an output shaft of the speed reducer is coaxially fixedly connected with tires, and a spring damper is hinged to the body of the speed reducer and the foot-end wheel fixing base to form single-degree-of-freedom spring-damping suspension. By using the device, defects of a single leg in loading capacity and foot end dynamics can be overcome.

The invention relates to an ultrathin rubber asphalt wearing layer mixing material for preventive conservation, and belongs to the technical field of the manufacturing of road asphalt pavement materials. The mixture is prepared by blending the following components of a rubber asphalt binder and aggregates in a weight ratio of (6-7):100, wherein the rubber asphalt binder consists of rubber powder and asphalt serving as a matrix in a weight ratio of (15-25):100; and the aggregates are prepared from 5 to 10 millimeters of basalt coarse aggregates, fine aggregates and mineral fillings in a weight ratio of (70-80):(15-25):(5-10). The ultrathin rubber asphalt wearing layer mixing material has the characteristics of the skid resistance and abrasion resistance of ultrathin wearing layers made of other materials, can be used for the preventive conservation of high-grade road surfaces and ultrathin wearing layer materials for the corrective conservation of slight breakage, and also has the high road performance, mechanical property and durability, so that the possibility that the ultrathin rubber asphalt wearing layer mixing material is used as a road surface structural layer is ensured.

The invention provides a carrier rocket booster tank structure for biased concentrated force. The structure comprises a front short shell, a front tank bottom, a cylinder segment, a rear tank bottom and a rear short shell, wherein the five parts form the whole tank structure through circumferential welded seams and form a sealed container which can store a propellant and bear various loads; the front short shell is welded into a whole by a radial outer reinforced wall plate and two positive outer reinforced wall plates, and the cylinder segment is composed of a mixed inner reinforced wall plate with a concentrated force diffusion function and an oblique inner reinforced wall plate. The carrier rocket booster tank structure solves the bearing and diffusion problem of the biased concentrated force, the biased concentrated force is diffused through the tank structure to become uniformly distributed force, and a good mechanical environment is provided for a cabin behind a tank. The tank structure has the characteristics of high bearing capacity, high structure efficiency, good concentrated force diffusion effect, etc.

The invention discloses a method for treating a foundation consisting of a liquid soil layer and a soft soil mutual layer, which is provided mainly for solving the problem that the foundation consisting of the liquid soil layer and the soft soil mutual layer cannot be treated by the conventional method. In the method, combined construction of bidirectional stirring variable-section piles and sand compaction piles is adopted, wherein the sand compaction piles solve the liquefaction problem of the upper liquid soil layer, and the expanded-diameter piles solve the bearing capacity and settlement problems of the soft soil layer. The method comprises the steps of: a, leveling a site; b, positioning a bidirectional stirring pile machine; c, drilling down, guniting and stirring; d, lifting; e, constructing the sand compaction piles; and f, using a composite foundation formed by the formed bidirectional stirring variable-section piles and sand compaction piles to treat the foundation consisting of the liquid soil layer and the soft soil mutual layer.

The invention discloses a method and a device for processing the default connection of user equipment after intersystem switching. The method comprises the following steps that: the user equipment enters an E-UTRAN network from a GPRS network, wherein the user equipment has a packet data protocol context which is established between GPRS networks; the user equipment executes tracking area updating; and a mobility management entity establishes the default connection of the user equipment. Under conditions that the user equipment enters the E-UTRAN from the GPRS network and establishes a bearer and that the packet data protocol context is established between the user equipment and the network, the method solves the relation between a follow-up bearer and a default bearer of the user equipment which has the packet data protocol context when the packet data protocol context bearer is a non-default QoS bearer; meanwhile, in the process, the method avoids interrupting service in a service process of the user equipment, thereby ensuring service continuity.

The invention relates to a rigidity variable robot towards a minimally invasive surgery and a working method. The rigidity variable robot comprises a mechanical arm, wherein a front end is connected with a mechanical arm support fixed on a bottom plate, the mechanical arm comprises a flexible pipe, multiple joints and multiple groups of rope yarns, the neighboring joints are spherical surface contact, the flexible pipe passes through all of the joints, the rope yarns pass through all of the joints, and the rope yarns are uniformly distributed along a circumference concentrically installed withthe joints, two rope yarns in one group are arranged at two ends of a diameter of the circumference, an end part of one end of the rope yarn is fixedly connected with the joint at a tail end of the mechanical arm, and the other end passes through the mechanical arm support; a bending mechanism, wherein the bending mechanism comprises multiple rotatable turntables installed on the bottom plate, two rope yarns in one group are fixedly connected with the same turntable after passing through the mechanical arm support, the turntable is rotated so that one rope yarn can be retracted and the otherrope yarn can be released at the same time; and a rigid rod, wherein the rigid rod can be stretched into or stretched out of the flexible pipe, so rigidity of the mechanical arm is changed. The robotis capable of providing rigid support to the mechanical arm, and avoiding a human body from being injured.

The invention discloses a mobile advertisement releasing system and method, aiming at solving the problems of low expressive force and poor information bearing capacity in the traditional mobile advertisement and resource waste because a user demand cannot be satisfied. The invention also provides a mobile terminal and an advertisement server. The mobile advertisement releasing system comprises the mobile terminal and the advertisement server, wherein the mobile terminal is used for reporting the obtained attribute information of the terminal to the advertisement server of a network side when the set synchronous triggering condition is met, and extracting and displaying an advertisement according to advertisement releasing information issued by the advertisement server; the advertisement server is used for determining an advertisement service plan which can be triggered by the attribute information according to the attribute information reported by the mobile terminal and generating the advertisement releasing information to be issued to the mobile terminal on the basis of the determined advertisement service plan.

The invention provides an end-to-end speech encryption method for a low-speed narrowband wireless digital communication system; the main idea of the method is that synchronous control information during the process of one call is divided into two parts one of which is not changed during the whole call process and the other one of which is changed constantly along with a speech frame, wherein the unchanged part is sent by a control signalling and the changed part is sent together along with speech data. Therefore, the synchronous control information required to be frequently sent is effectively decreased. A synchronous mechanism of the invention has the advantages that (1) a problem on speech interruption is avoided so as to guarantee the coherent speech, (2) as a legitimacy validation is not required to be frequently carried out on the synchronous control information during the call, the synchronous efficiency is effectively improved, (3) the situation of failing to decrypt a plurality of continuous speech frames is avoided, and (4) a problem resulted from the limited bearing capacity of the low-speed narrowband wireless digital communication system is solved.

The invention discloses a Z-direction enhanced underwater sound absorption sandwich composite material and a preparation method for the same. The composite material comprises composite material panels, a sound absorption core material and enhancement structures, wherein the enhancement structures are arranged in the thickness direction of the sound absorption core material, namely a Z direction, between the upper and lower panels. The whole structure of the Z-direction enhanced underwater sound absorption sandwich composite material is formed by a vacuum assisted forming process. Compared with an ordinary sound absorption sandwich composite material, the Z-direction enhanced underwater sound absorption sandwich composite material has the advantages that flat compression strength is greatly strengthened, a compression modulus is improved by more than one order of magnitude, bending rigidity is doubled, sound absorption performance is improved by 10 to 85 percent, and sound absorption performance under high water pressure is improved by 50 to 85 percent; and the forming process has the advantages of high operability, high quality consistency, suitability for the formation of a large-sized composite material component, and the like.

The invention relates to a productive technology of an automobile rear shelf, which comprises the following steps: (1) laying a glass fiber mat on a lower die and fixing the glass fiber mat and a reinforcing rib on an upper die; (2) evenly spraying polyurethane on the glass fiber mat on the lower die; (3) compressing the glass fiber and the reinforcing rib in a die to form semi-finished products;(4) taking the semi-finished products subject to compression moulding out of the die, and placing the semi-finished products on a cooling jig for carrying out cooling and moulding at normal temperature; (5) polishing the semi-finished products subject to cooling and moulding to smooth the surfaces of the semi-finished products; (6) evenly spraying glue on the two sides of the polished semi-finished products; (7) binding linings on the two sides of the semi-finished products on which glue is sprayed; (8) punching fiber bundles of the glass fiber mat exposed at the edge of the semi-finished products subject to lining binding; (9) installing pull ropes on the punched semi-finished products to obtain the finished products; and (10) inspecting and carrying out vanning. The productive technology of the invention can save manufacturing cost and has the advantages of environmental protection and no pollution.

The invention relates to a main wing surface structure of large aspect ratio wing, and belongs to the field of aviation. The main wing surface structure with the large aspect ratio comprises a honeycomb sandwich upper wall panel 1, a cap type reinforced lower wall panel 2, a box type main beam 3, a rear wall 4, a leading edge skin 5, a wing rib 6 and an adhesive 7. The honeycomb sandwich upper wall panel 1 is of a sandwich structure co-cured by carbon fiber composite inner and outer panels and a lightweight paper honeycomb. The cap-type reinforced lower wall panel 2 is of a cap type reinforcedstructure integrally cured by a carbon fiber composite skin and a foam core. The box type main beam 3 is of an integrated structure co-cured by adhering carbon fiber composite materials. The rear wall 4, the leading edge skin 5 and the wing rib 6 are of a carbon fiber composite press plate structure. The adhesive 7 is a room temperature curing paste adhesive. According to the respective bearing characteristics, each component adopts the corresponding structural form, which fully exerts the weight loss advantage of the composite material, and effectively solves the contradiction between the high load bearing and the light weight of the main wing surface structure of large aspect ratio wing.

The invention discloses a portable thermal loading device for a temperature-acceleration composite environment test, comprising a radome having one end open and the other end closed, electric heating membranes and a fan. The radome is in connection with a centrifuge arm through main body bolts; a testpieces is installed on the centrifuge arm through a table top, and is located in the radome; in the radome, a thermal insulation layer is arranged between an outer wall and an inner wall; a plurality of electric heating membranes are uniformly bonded on the inner wall; the fan is installed on the inner wall and is close to the inner bottom center, and the air supply direction just faces the inner bottom center of the inner wall. The portable thermal loading device employs bonded electric heating membranes to realize heating, thereby synchronously controlling the temperature and acceleration, and improving the simulation capability of a temperature-acceleration composite environment test; the radome is of a three-layer structure, thereby reducing the overall mass, and improving insulation effects; the radome is internally provided with the fan, thereby improving the temperature uniformity and the convection heat exchange efficiency of a heating source.

The invention discloses a large opening car spoke type cable supported grid structure which comprises an upper chord rigid grid system and a lower chord tensioning cable-strut system. The upper chord rigid grid system is a structure with a large opening in the middle, and the lower chord tensioning cable-strut system comprises a strop and a plurality of radial tensioning cables, wherein the strop is correspondingly arranged below the opening of the upper chord rigid grid system, and the radial tensioning cables are arranged in a car spoke type in the radial direction of the strop. the end portion of each radial tensioning cable is hinged to the strop, a supporting rod is arranged between the radial tensioning cables and the upper chord rigid grid system in the arrangement direction of the redial tensioning cables, and a diagonal web member is arranged between the strop and the upper chord rigid grid system in the ring direction of the strop. By means of the large opening car spoke type cable supported grid structure, the high strength material characteristic of the tensioning cables is fully used, the cantilever stress state of the upper chord rigid grid system is changed to the stress state of an elastic support continuous beam, the rigidity of the overall structure is guaranteed, building material is saved, and the attractive architectural effect is achieved.

The invention discloses an electromagnetic drive type magnetic suspension rotating platform which comprises an electromagnetic suspension structure positioned on an outer ring and an electromagnetic drive structure positioned on an inner ring, wherein a rotating platform casing is arranged outside the electromagnetic suspension structure and the electromagnetic drive structure; the electromagnetic suspension structure comprises an annular electromagnetic suspension iron core; a plurality of teeth are symmetrically arranged on the annular electromagnetic suspension iron core along the circumference; an electromagnetic suspension winding is wound on each tooth; a high-precision air gap sensor is arranged at the clearance between every two teeth; an annular suspension conductor plate is arranged above the annular electromagnetic suspension iron core; the electromagnetic suspension structure comprises an annular electromagnetic drive iron core; three groups of teeth are symmetrically arranged on the outer side of the electromagnetic drive iron core along the circumference; the electromagnetic suspension windings are continuously wound on each group of teeth; each group of electromagnetic drive winding is in a link type structure; an annular permanent magnet rotor is arranged outside the annular electromagnetic drive iron core; and a photoelectric encoder is arranged on a rotating shaft of the rotating platform casing. The assembly difficulty is reduced and the manufacturability is improved.

The invention provides a steel bar anti-rust treating liquid and a treating method, wherein the steel bar anti-rust treating liquid is prepared by the following steps of: adding 50 to 100g of aluminium hydroxide, 3 to 5g of zinc oxide, 3 to 5g of nickel oxide or / and chromic oxide or / and manganese oxide in every 1L of phosphoric acid, raising temperature, heating the mixed solution to 250 to 300 DEG C, leading fixed raw materials to be mixed and dissolved in phosphoric acid, cooling to room temperature, adding water for dilution according to volume ratio of 1:10 to 20 and obtaining the steel bar anti-rust treating liquid without toxicity and odor and invalid period. The invention has convenient use and good anti-rust effect, also is economical, delays the phenomenon that the surface of thehot rolled ribbed steel bar is rusted under the atmosphere to a greater extent, namely can not be rusted by wind-blowing, raining and sun-drying for more than two months under the atmosphere, does nothave influence to the mechanical performance and welding performance of the steel bar, and fundamentally solves the problems that the existing hot rolled ribbed steel bar is rusted seriously so as tohave influence on the bearing capability and durability and the like of the steel bar concrete members.

The invention relates to the field of building construction, and discloses a construction technology for deep soft foundation treatment. Deep layer pretreatment is carried out through plastic drainage plates, then secondary shallow layer consolidation treatment is carried out by adopting cement stirring piles, the problems of post-construction settlement and foundation bearing capacity are effectively solved, the engineering cost of deep composite foundations is reduced, particularly, the technology has great economic benefits for the foundations with the soft foundation depth being 20m or above, and meanwhile, the preloading time of drainage preloading consolidation is shortened; and through the construction technology reasonably designed, the strength of the soil between the piles is improved through the plastic drainage plates, so that the strength of pile bodies of the cement stirring piles is greatly improved, and the bearing capacity of one single pile and the composite foundations is improved by about 10% compared with that of a conventional cement stirring pile.

The invention relates to a construction method for increasing one-time qualification rate of a pile foundation in a karst or broken zone area. The construction method comprises the following steps of(1) measuring and laying lines at the position of a pile foundation hole, embedding a steel protective cylinder, and controlling the verticality; (2) utilizing a rotary excavating drill to drill intothe bottom of a clay layer, replacing the rotary excavating drill with a percussion drill after the rotary excavating drill reaches a hard soil layer, reducing the drilling frequency when drilling isconducted at the portion 1-1.5 m deep in a top base rock, and repeatedly conducting drilling up and down until the soil layer is penetrated through; (3) putting out a drilling machine, filling a pilehole with crushed stones and clay, simultaneously putting a guide pipe into the pile hole to spray mixed slurry, and carrying out pre-pressing and compacting; (4) using the percussion drill for continuing drilling a crushed stone layer which is compacted by prepressing, and penetrating through a karst cave or a bottom plate of the crushing zone area until the drill reaches the bottom elevation ofa pile; (5) cleaning the holes, removing the drilling machine, lowering a reinforcement cage, and pouring concrete. The method can eliminate the influences of grouting leakage, hole collapse, pile hole inclination, diameter reduction and the like, reduce the construction cost, simplify the flow and improve the hole formation quality of the pile foundation.

The invention discloses a method of cross-domain end-to-end route establishment. A cross-domain interface is equipped between a domain delivery resources control function unit and an opposite end domain delivery resources control function unit. A cross-domain end-to-end route is established by the domain delivery resources control function unit and the opposite end domain delivery resources control function unit by the cross-domain interface, wherein, the cross-domain interface transmits the information relevant to transmission network. The invention can solve the problem of the cross-domain end-to-end route establishment closely relevant to bearing network technology which can not be finished by the business control function and the decision-making function unit.

The invention relates to the field of communication, and discloses a method for establishing a control and loadsupporting channel of a media resource control protocol (MRCP). The method comprises: according to a resource service request, a media resource controller establishes session initiative protocol (SIP) session with a resource engine and then carries out SIP negotiation; and the media resource controller transmits SIP negotiation information to a media resource processor, and the MRCP control and loadsupporting channel between the media resource processor and the resource engine is completely established. The method solves the problem of the prior art that the MRCP control and loadsupporting channel between the MRFP and the resource engine can not be established under the separation structure because the MRFP does not support the SIP protocol. In addition, the invention also discloses a system, a media resource controller and a media resource processor for establishing the MRCP control and loadsupporting channel.

The invention relates to a carbon fiber strip reinforced structure component. The carbon fiber strip reinforced structure component comprises a structure component and a carbon fiber strip coated on the outer surface of the structure component, wherein the carbon fiber strip is spirally wound and pressed on the outer surface of the structure component. The invention also provides an implementation method of the carbon fiber strip reinforced structure component. The implementation method is characterized by comprising the following steps: (1) winding the head end of the carbon fiber strip; (2) axially and spirally winding and pressing the carbon fiber strip along the structure component; (3) winding the tail end of the carbon fiber strip. The carbon fiber strip is used for coating the structure component, so that the purpose of reinforcing the structure component is achieved; the head end and the tail end of the carbon fiber strip are respectively subjected to press-in winding and tying treatment, so that the purpose of self locking and anchoring is achieved; the carbon fiber strip is not required to be bound by a flammable adhesive, so that the carbon fiber strip still has high restraint effect on the structure component under the high-temperature breakage; the carbon fiber strip has the advantages of high temperature resistance, long service life and environment friendliness.

The invention discloses a high-bearing-capacity tensile energy-consuming seismic isolation device with multiple adjustable sliding surfaces, and belongs to the technical field of constructional engineering structure seismic isolation. The seismic isolation device comprises an upper connecting plate, an upper flange plate, a plurality of U-shaped supports, a curved surface sliding block, a curved surface sliding groove, an upper sliding surface, a lower sliding surface, a lower flange plate and a lower connecting plate. The vertical distance between a top sliding surface of the curved surface sliding block and the upper sliding surface is equivalent to the vertical relative displacement of upper limbs and lower limbs of the multiple U-shaped supports of the same specification, and is also equivalent to the vertical relative displacement between the upper flange plate and the lower flange plate. The radius of curvature of the top sliding surface of the curved surface sliding block is the same as the radius of curvature of the upper sliding surface, and the radius of curvature of a bottom sliding surface of the curved surface sliding block is the same as the radius of curvature of an inner sliding surface of the curved surface sliding groove. The multiple U-shaped supports of the same specification are arranged. The seismic isolation device is high in bearing capacity, good in horizontal seismic isolation, high in tensile energy-consuming characteristic, economical and practical, and environmentally friendly.

The invention discloses a superfine particle tailing reservoir heightening and capacity expanding stacking-discharging structure capable of achieving one-time dam building by adopting a center line method. The structure is formed by combining an original tailing blocking dam (1), a dam abutment flood intercepting trench (12), a first-stage heightening dam body (2), a second-stage heightening dam body (3), a third-stage heightening dam body (4),..., and an nth-stage heightening dam body; a row of medium-coarse tailing drainage blind drains (9) which are parallel to one another and perpendicularto the axis of the corresponding dam body are constructed in the portion on the top layer of each stage of heightening dam body; draining communication pipes (7) and underground water collecting pipes (11) are laid; drainage floral tubes (8) are buried in the medium-coarse sand drainage blind drains (9); and layers of high-strength anti-corrosion geogrid (6) are laid every 0.5-1.0 m of verticalinterval. According to the invention, solidification of fine particle tailings is accelerated, the mechanical strength index of the fine particle tailings is improved and increased, thus, the capacityof a tailing reservoir is remarkably increased, the production service life is prolonged, and meanwhile, the problems that the capacity of parts of waste dumps are not enough, and mining waste rock is stacked are solved.

The invention provides a widening reinforcing structure tightly adjacent to an existing ballastless track roadbed. The influences of stress and deformation on an existing ballastless track railway roadbed body and a base due to a widening roadbed filling load and a train load are effectively eliminated, and meanwhile the problems about the foundation bearing capacity and settlement of a newly-built widening roadbed are solved. The widening reinforcing structure comprises the existing ballastless track roadbed and a newly-built widening filling roadbed located on one side of the ballastless track roadbed in the transverse direction. The newly-built widening filling roadbed comprises a reinforced concrete tray type retaining wall, reinforced concrete pile foundations and a foam light soil filling layer. The reinforced concrete tray type retaining wall is located on one side of the existing ballastless track roadbed in the transverse direction and extends in the direction of a line. The reinforced concrete pile foundations are arranged in a foundation of the newly-built widening filling roadbed in rows at intervals in the direction of the line, and the upper ends of the reinforced concrete pile foundations are in rigid connection with the reinforced concrete tray type retaining wall. The foam light soil filling layer is built above the reinforced concrete tray type retaining wall in a filled manner.

The invention discloses a large-span eccentric lean-against type steel box tied arch bridge surface towing erection construction system. The system comprises a sliding system for supporting and longitudinal sliding of an upper structure of a bridge, a movable supporting device used for supporting the front side of the upper structure of the bridge and a traction system used for dragging the upper structure of the bridge to horizontally move forwards in the longitudinal bridge direction. The movable supporting device is located right in front of the sliding system. The sliding system comprises a temporary supporting structure, a lower sliding way and an upper sliding device. The movable supporting device is a supporting device which is located on a river way and can move forwards and backwards on the river way and comprises a barge and a temporary supporting frame for supporting the upper structure of the bridge. The traction system comprises a traction anchoring structure, a traction mechanism and a traction counter force seat, and the traction counter force seat is located right in front of the upper structure of the bridge. The large-span eccentric lean-against type steel box tied arch bridge surface towing erection construction system is simple in structure, reasonable in design, easy and convenient to construct, good in use effect and capable of simply, conveniently and quickly finishing the surface towing construction process of the large-span eccentric lean-against type steel box tied arch bridge.

The device includes following modules: configuration module in use for configuring working parameters of frame relay port and resources of data link connection ID of frame relay port; registration module in use for registering multiple services of using same data link connection ID to carry out transmission; frame relay protocol process module in use for accomplishing interaction in frame relay protocol to frame relay protocol port at opposite terminal; sending module for frame relay carried service message in use for sending service message; receiving module for frame relay carried service message in use for receiving service message, and handing in the receiving service message to corresponding service module to process. In addition, the invention also discloses the method for multiplexing same data link connection ID for multiple services. The invention solves issues for carrying and transmitting multiple services under network condition of lack of frame relay DLCI resources.

The invention relates to a wide dump truck, which comprises a driving cab (1), a truck frame (2), a power assembly (3), a transmission system (4), a steering system (5), brake systems (6), a front suspension (7), a back suspension (8), a lifting system (9), a carriage (10) and electrical systems (11), wherein the driving cab (1) is arranged at the upper side of the front part of the truck frame (2), the power assembly (3) is arranged in the inner side of the truck frame (2), the transmission system (4) is arranged in the inner side of the truck frame (2), the steering system (5) is arranged at the inner side and the outer side of the truck frame (2), the brake systems (6) are arranged in the inner and outer sides of the truck frame (2), the front suspension (7) is arranged at the lower side of the front part of the truck frame (2), the back suspension is arranged at the lower side of the middle back part of the truck frame (10), the lifting system (9) is arranged at the upper side of the truck frame, and is connected with the carriage (10), the carriage (10) is arranged at the upper side of the truck frame (2), and the electrical systems (11) are arranged in the inner and outer sides of the truck frame (2). The wide dump truck has the advantages that the defects of the previous wide dump truck are overcome, and a new design platform is provided for the development of large-tonnage wide trucks.

The invention discloses a planetary type triangular crawler running and driving device. The planetary type triangular crawler running and driving device is mainly used for vehicles which perform scout, transportation or combat along with soldiers under the environment with complex terrain, many obstacles and dangerous circumstances. The planetary type triangular crawler running and driving deviceis mainly composed of a rocker arm, a triangular supporting frame, gears, a driving motor, transmission devices, hydraulic cylinders, driving wheels and a crawler. The rocker arm is fixed to movable devices such as a vehicle body and supported, the driving motor transmits power to the driving wheels through the gears and the transmission devices, and the driving wheels mesh with the crawler to drive the integrity to move forward. According to the planetary type triangular crawler running and driving device, the triangular supporting frame and the rocker arm are connected through bearings and under a free rotating state, when the crawler meets an obstacle, the triangular supporting frame can overturn freely, the crawler is tightly attached to the obstacle to maintain the ground gripping force or overturn the obstacle, and the whole running device has the high terrain adapting capacity; and meanwhile, when the crawler is broken and fractured, the planetary type triangular crawler runningand driving device can still run under a wheel state due to the fact that the driving wheels have power.