35results about How to "Easy to support operation" patented technology

The invention belongs to the technical field of vehicle manufacturing in order to solve the technical problems of a travel trailer compartment in the prior art. The travel trailer compartment comprises a compartment cover, wherein the front end of the compartment cover is hinged to the front end wall of the compartment, an inner compartment cover inlet/outlet is formed in the rear end wall of the compartment, and an inner compartment cover is arranged in the compartment. The travel trailer compartment is characterized in that the two sides of the rear end wall of the compartment are each hinged to a spare wheel carrier, each spare wheel carrier comprises a supporting plate, one side of each supporting plate is hinged to the lateral side of the rear end wall of the compartment, a spare wheel fixing frame is fixed to the other side of each supporting plate and perpendicularly fixed to the supporting plate, the side corresponding to the side where each spare wheel fixing frame is fixedly connected to the corresponding supporting plate is provided with a horizontal supporting rod parallel to the supporting plate, supporting bolts are arranged at the ends of each horizontal supporting rod, and the height of each supporting bolt can be adjusted up and down. The travel trailer compartment is reasonable in structure and easy and convenient to manufacture and can be widely applied to manufacturing of compartments with two compartment covers and spare wheel brackets.

The invention relates to an ultra-deep large-section square supporting pile and a construction method thereof. The ultra-deep large-section square supporting pile is arranged on one side of a foundation pit close to a metro shield area and comprises a pile hole retaining wall and a pile core, wherein the pile hole retaining wall and the pile core both have cast-in-place reinforced concrete structures; the pile hole retaining wall is formed by splicing sections of square protecting cylinders; inner lateral surfaces of the square protecting cylinders are inclined planes which are inclined to the pile core from bottom to top; a lug boss is arranged at a seam of upper and lower two sections of square protecting cylinders and on one side of the upper end face of the lower square protecting cylinder close to the pile core; and double-slurry liquid composed of sodium silicate and cement paste is filled in a gap between the lug boss and the square protecting cylinders. The anti-skidding capacity of the ultra-deep large-section square supporting pile is strong, so that the foundation pit support construction and the metro shield construction are no longer conflicted after the supporting pile is adopted; the foundation pit support construction and the metro shield construction can be performed alternately; and the construction period of the foundation pit support is greatly shortened.

The invention discloses a coal roadway rapid excavation temporary supporting system and a supporting method applying the same. The system comprises two independent first hydraulic lifting supporting frame and second hydraulic lifting supporting frame which are in a front-and-rear position relation; supporting forepoling bar parts of the first hydraulic lifting supporting frame and the second hydraulic lifting supporting frame can be provided with supporting sections with a double-supporting effect on a coal roadway top plate; bases of the first hydraulic lifting supporting frame and the second hydraulic lifting supporting frame are of a skid shoe shape; a propelling hydraulic cylinder is arranged between the first hydraulic lifting supporting frame and the second hydraulic lifting supporting frame; the first hydraulic lifting supporting frame is provided with a storage roller for storing a metal net coil; and when the first hydraulic lifting supporting frame moves forwards, the metal net coil on the storage roller can be unfolded and laid on the supporting forepoling bar parts of the first hydraulic lifting supporting frame and the second hydraulic lifting supporting frame. The method applies the supporting system; two supporting frames are utilized to alternately support together; and a coal roadway continuous excavation temporary support can be formed. The coal roadway rapid excavation temporary supporting system and the supporting method have the beneficial effects that the supporting system has a simple structure, is convenient to operate and has high safety; and the supporting method has a long supporting distance and high mine roadway excavation efficiency.

The invention discloses a supporting device of a plate shearing machine. The supporting device can support reheating sheets with the large size. The supporting device comprises a working table and at least two combination supports. The combination supports are installed on the front end face of the working table side by side and comprise outer supports and inner supports. The sections of the outer supports are rectangular, the outer supports are provided with rectangular inner cavities, at least one end of each outer support is opened, one end of each inner support and the rectangular inner cavity of each outer support are in sliding fit, cushion blocks are arranged on the upper surfaces of the other ends of the inner supports, the upper surfaces of the cushion blocks, the upper surfaces of the outer supports and the upper surface of the working table are coplanar, a sliding chute in the length direction is formed in one side face of each outer support, a connecting hole is formed in one side face of each inner support, a connecting piece is installed in each connecting hole, and the connecting pieces penetrate through the sliding chutes and are matched with the sliding chutes. The supporting device is wide in application range, high in working efficiency, simple in structure, and low in manufacturing cost.

The invention provides an engine hood connection supporting mechanism, comprising a supporting seat fixedly connected with a vehicle body, and a connecting arm hinged with the supporting base and fixedly connected with an engine hood, and a supporting claw hinged with the connecting arm, and supporting teeth formed on the supporting seat. When the engine hood is opened, the supporting claw is meshed with the supporting teeth, so as to support the engine hood on an opening angle of the engine hood. The invention also provides a vehicle provided with the engine hood connection supporting mechanism. In the engine hood connection supporting mechanism, the connecting arm is arranged on the engine hood in a connected manner, and through meshing of the supporting claw and the supporting teeth, the opened engine hood is supported, so that an existing supporting rod structure of an engine hood can be removed, to prevent influence of space design of an engine compartment and finished vehicle lightweight design caused by designing the supporting rod structure.

The invention discloses a hydrogeological drilling same-diameter repeated water pumping device. The device comprises a supporting plate, a surrounding shell is fixedly connected to the upper end of the supporting plate, a rear connecting plate is fixedly connected to the rear upper portion of the inner side face of the surrounding shell, and a front connecting plate is fixedly connected to the front upper portion of the inner side face of the surrounding shell. A lifting motor is fixedly connected to the upper portion of the rear end of the surrounding shell, a lifting screw is movably connected to the middle of the rear connecting plate in a penetrating and inserting mode, a lifting mechanism is in threaded connection with the outer surface of the lifting screw, a push cylinder is fixedly connected to the front portion of the lower end of the lifting mechanism, and a connecting mechanism is fixedly connected to the lower end of the push cylinder. A water taking mechanism is movably connected to the middle of an inner cavity of the connecting mechanism, and a rotating mechanism is fixedly connected jointly between the upper portion of the water taking mechanism and the upper portion of the inner cavity of the connecting mechanism. According to the repeated water pumping device, lifting of the water taking mechanism is more convenient and stabler, and the requirement for hydrogeological testing of aquifers with different depths can be met.

The invention relates to the field of fire fighting, in particular to a small quick-response fire fighting truck for rugged road sections, which comprises a fire fighting truck body, a plurality of driving wheels are rotatably connected to the fire fighting truck body, and two oil cylinders are connected to the lower end of the fire fighting truck body through steering mechanisms. According to the small-sized quick-response fire fighting truck for the rugged road section, when the fire fighting truck body travels on the rugged road and falls into a mud pit, a driving wheel in the mud pit is supported from the interior of the mud pit through supporting and pushing of a U-shaped pushing plate and a pushing rotating wheel, and the driving wheel sunken in the mud pit is supported, so that the driving wheel is driven to rotate; and in the whole process of moving the driving wheels of the fire fighting truck body out of the mud pit, operation is easy, implementation is convenient and fast, the driving wheels can be moved out without manual pushing or external force pulling, the fire fighting response speed of the fire fighting truck is increased, and use of the fire fighting truck is facilitated.

The invention discloses a safe supporting device used for the maintenance of rotary cultivators. The supporting device includes a base plate; the two sides of the base plate are connected to stable mechanisms; the top of the base plate is fixedly connected to two jacks; the tops of the jacks are fixedly connected to a placing plate; the top of the placing plate is provided with a limit frame; thetop of the limit frame is provided with multiple screw holes; the inner sides of the screw holes are connected to screws I in a threaded manner; the bottoms of the screws I are fixedly connected to pressing plates; the top surface of the placing plate is provided with multiple air vents; a cavity II is arranged inside the placing plate and located in a cavity I; the bottom of the cavity II is provided with a ventilation channel; and an air pump is arranged at the bottom of the placing plate, and the input end of the air pump is connected to the ventilation channel. The beneficial effects of the supporting device are as follows: the slipping of a rotary cultivator on the supporting device can be greatly avoided; and through the volume of the rotary cultivator, the cooperation of multiple sets of supporting structures can be adopted, so that limitations can be reduced.

The invention relates to the technical field of brain treatment and rehabilitation devices, in particular to a brain treatment and rehabilitation device with an auxiliary massage function for medical recovery, which comprises a base, a first cavity is formed in the base, a second cavity is formed in the bottom end in the base, and a top seat is fixed at the top end of the base. Placing bins are formed in the two sides of the interior of the top seat, massage mechanisms are arranged in the first cavity and the moving bin, each massage mechanism comprises a first sleeve rod, the first sleeve rods are fixed to the upper end and the lower end of the side, away from the placing bins, in the moving bin, and massage rollers are fixed to the outer sides of first shaft rods. The problems that when legs are trained, most of the legs cannot be squeezed and massaged, when the legs are trained, medical staff need to massage the legs of a patient, the working efficiency of the medical staff is reduced, and usability and applicability are affected are effectively solved.

The invention discloses a bed moving device facilitating patient examination, and belongs to the field of practical medicine. A bed moving device facilitating patient examination comprises a bed board, a sliding mechanism and a base, a connecting groove is formed in the bottom of the bed board, a sliding frame is connected to the inner side of the connecting groove, a clamping piece is arranged at the top of the sliding frame, the sliding mechanism is arranged on the side of the sliding frame, and a transmission frame is arranged on the outer side of the sliding mechanism; a guide frame is arranged at the bottom of the transmission frame, a fixing frame is connected to the outer side of the guide frame, a screw rod is arranged on the side of the fixing frame, the base is arranged at the bottom of the fixing frame, and a supporting mechanism is arranged on the outer side of the base; the sliding mechanism is arranged, the equipment can be flexibly and stably controlled to move the bed board, clamping operation is flexible and convenient, a patient can be stably moved for examination operation, the equipment has moving performance and stability, overall operation is convenient and convenient, use is facilitated, and manpower is saved.

The invention discloses a preparation method of a high-strength building plastic formwork with strong nail-holding power, and belongs to the technical field of high polymer materials. The prepared formwork has strong nail-holding power, is flat and smooth, the formwork is tightly and smoothly spliced, the surface degree and the finish degree of a concrete structure after demolding exceed the technical requirements of an existing fair-faced formwork, secondary plastering is not needed, labor and materials are saved, and the formwork is light in weight and easy to install. The formwork is lightin weight and high in process adaptability, can be sawn, planed, drilled and nailed, can be randomly formed into any geometrical shape, meets the requirements of building formworks in various shapes,and is simple and convenient to demould. Concrete does not stick to the plate surface, a release agent is not needed, demolding and ash removal are easy, and the stability and weather resistance are achieved. The formwork is high in mechanical strength, under the temperature condition of 20-60 DEG C, low in shrinkage, free of wet expansion, cracking and deformation, stable in size, resistant to alkali, corrosion, flame, water and mice, resistant to insects, beneficial to maintenance, free of water absorption, high in turnover frequency, not less than 100 times of repeated use of nails and lowin use cost.