47results about How to "Easy to tie and fix" patented technology

The invention belongs to the technical field of special automobile manufacturing and relates to a multifunctional lateral forklift type operating vehicle. The multifunctional lateral forklift type operating vehicle comprises a chassis, a whole-stoke reciprocating mechanism, a two-degree-of-freedom gantry assembly, a fork frame assembly, retractable pallet fork assemblies, telescopic side protection devices and the like. The two-degree-of-freedom gantry assembly and the fork frame assembly are mounted on the whole-stoke reciprocating mechanism which is mounted on the chassis, the retractable pallet fork assemblies are mounted on two sides of the fork frame assembly respectively, and the telescopic side protection devices are mounted on two sides of the chassis respectively. By mounting of the two-degree-of-freedom gantry assembly, the fork frame assembly and the retractable pallet fork assemblies on the whole-stoke reciprocating mechanism which is mounted on the chassis, pallet forks are enabled to lift articles on two sides of the chassis and capable of lifting illegally parked automobiles and lifting other products in loading and unloading for physical distribution. The multifunctional lateral forklift type operating vehicle has advantages of simple structure, convenience in maintenance, stability in operation, improvement of integral forklift operating efficiency, low requirements on operation sites, freeness of obstacle removing environment limits, high automation degree and effectiveness in labor cost reduction.

The invention relates to a transformer oil tank structure comprising a tank body and tank edges, the tank body is rectangular and comprises an opening at the top part, the longitudinal section of the tank edges is shaped like a rectangular 7, the bottom surface of the vertical side of the 7 is fixedly welded with the opening end surface of a tank body wall of the tank body, and the four tank edges are mutually connected to constitute a whole body with the tank body. The transformer oil tank structure is characterized in that two ends of the tank edges which are oppositely arranged are respectively longer than the tank body wall, and the vertical sides of the tank edges which are longer than the tank body wall are respectively provided with a through hole. Compared with the prior art, the transformer oil tank structure utilizes the originally arranged tank edges to extend the tank edges which are oppositely arranged backward, one through hole is respectively arranged on the vertical side of each extension part for being used as a hanging hole, as the tank edges and the tank body wall are integrally and fixedly welded, the welding surface is large and the integrity is good, thereby not only eliminating the shortcoming that the prior art needs to fixedly weld the hanging rings separately, but also improving the reliability of the hanging rings.

The invention discloses a construction method of a sewage pipeline and bases, for solving the problem that when a pipeline is mounted in a ditch, the integrality and stability are poor, the deviationof the pipeline is easily caused, and the mounting straightness and smoothness of the pipeline can not be guaranteed. The key points of the technical scheme are as follows: the construction method ofthe sewage pipeline comprises the following steps: 1, excavating a foundation pit and an inspection well; (2) hanging a side line for pipe alignment in the foundation pit according to the central point of the inspection well and the center line of the pipeline, and controlling the trend and elevation of the pipeline by utilizing the side line; (3) placing pipeline in the foundation pit, connectingthe adjacent pipelines according to the straightness and height of the side line, wherein the straightness is kept between the adjacent pipelines according to the side line, and the pipelines are connected; and (4) backfilling the foundation pit. Each base comprises a base body, and a rope is arranged between the two bases, a puncturing hole is formed in each base body, a pull piece used for winding of the rope is arranged on each base body, then positioning for the pipelines is realized by utilizing the side line and the bases, so that the straightness and smoothness are guaranteed during pipeline connecting and mounting.

The invention relates to a traffic police car with a high anti-collision safety factor. The car comprises a head and a support column, the head is installed at the upper end of the left side of a carbody, wheels are arranged at the lower ends of the left side and the right side of the car body, and an anti-collision plate is connected to the lower end of the head. The traffic police car with thehigh anti-collision safety factor has the advantages that the anti-collision plate, connecting columns, springs and compression-resistant plates are arranged, the anti-collision plate is internally provided with the compression-resistant plates made of hard alloy materials, the connecting columns uniformly arranged between the two compression-resistant plates play a supporting and connecting role,the springs closely sleeve the connecting columns, when the car is crashed, the anti-collision plate at the front end is extruded, the connecting columns can play a supporting and certain reinforcingrole, if stress is too large, the collecting columns deform, impact force is absorbed through the action of the springs, a certain buffer effect is achieved, damage of a vehicle is reduced, and the protection effect is achieved.

The invention provides a novel concrete top die stick. The novel concrete top die stick comprises a top die stick body, the cross section of the top die stick body is rectangular, iron wires are pre-buried symmetrically at the two sides of the top die stick body, and meanwhile the distance between the outermost wire and the end, the same side of the outermost wire, of the top die stick body is 1 mm smaller than the thickness of a concrete protective layer. The novel concrete top die stick has the advantages of being simple and practical in structure, safe in operation, low in cost and the like, the top die stick body can be accurately fixed on a horizontal rebar during wall rebar binding through the pre-buried iron wires, rebar framework offset can be prevented and the thickness of the concrete protective layer can be controlled, and the construction quality is sufficiently ensured. Compared with an existing concrete top die stick depending on a notch to fix, the novel concrete top die stick is more stable and reliable in structure and more convenient to bind and fix, and compared with a steel top die stick, the novel concrete top die stick is low in cost.

The invention discloses a sidecar of a side motor tricycle. The sidecar comprises a rectangular frame-shaped bottom frame; a horizontal front base plate and a horizontal rear base plate are fixed at the front end and he rear end of the bottom frame respectively; a seat is fixed between the front base plate and the rear base plate; two U-shaped rear side frames are symmetrically and laterally arranged behind the seat respectively, wherein an opening of each U-shaped rear side frame is downward; a longitudinal front side frame is connected in front of each rear side frame; a lateral front protection frame is fixed at the front end of the bottom frame; one edge of the bottom frame is connected with a front lateral connecting pipe and a rear lateral connecting pipe; one side of the front protection frame, which is towards the connecting pipes, is connected with an adjustment device and an adjustment device is connected with the outside the rear side frame which is arranged on the side of the front protection frame; a supporting frame is connected with the outside of the rear side frame and the front side frame far away from the adjustment devices; a side wheel is arranged between the supporting frame and the corresponding front side frame. According to the sidecar of the side motor tricycle, the integral structure is simple, meanwhile the practicability is high, the design is skillful, the production is easy, the production cost is low, and the like.

The invention discloses a prefabricated laminated slab suitable for laying a floor heating pipeline and a preparation process. According to the prefabricated laminated slab, stirrup reinforcing steelbars are adopted to replace pins, the stirrup reinforcing steel bars and reinforcing steel bars in the prefabricated laminated slab are laid, bound and fixed at the same time, and truss bars in the prefabricated laminated slab are canceled, so that the steel bar laying and binding time in the prefabricated laminated slab is effectively shortened, and the production and machining efficiency of theprefabricated laminated slab is remarkably improved compared with a plug pin manner; the truss ribs are cancelled, so that the production cost of the prefabricated laminated slab is reduced; the stirrup reinforcing steel bars are higher in strength, so that the stirrup reinforcing steel bars are prevented from being broken during on-site assembly construction; the stirrup reinforcing steel bars are simple and reasonable in structural design and can be conveniently bound and fixed to the reinforcing steel bars in the prefabricated laminated slab, and the vertical precision of the upper end of an n-shaped rod is guaranteed; the prefabricated laminated slab is simple and reasonable in structural design, high in preparation implementation feasibility and high in economic practicability, and has potential application and popularization prospects; and the preparation process of the prefabricated laminated slab is simple to operate, and the production and processing efficiency of the prefabricated laminated slab is ensured.

The invention discloses a simple mouth fastening type plastic film garbage bag, which comprises a film bag body characterized by having a step bag mouth, namely, one side of the bag mouth is provided with a strip notch section, and the other side of the bag mouth is provided with a strip stretched section having the same length as the strip notch section; the film bag body along the lower edge of the strip stretched section has a linear point score break, and a point-free score break zone with L more than or equal to 3 cm is reserved between the terminal A of the straight point score break and the end B of the strip notch section. The strip stretched section is cut apart along the linear point score break under the bag mouth to another end, the tail of the strip stretched section is cut off along the point score break, and then two film bands connected with the bag mouth of the film bag body are formed. The film band can be directly used for fastening and fixing the mouth of the plastic film garbage bag on a dustbin mouth or fastening and sealing the mouth of the garbage bag.

The invention relates to a geotextile production process, and relates to the technical field of textile production. The process uses geotextile production equipment, the equipment comprises a windingdevice, a fixing part and a fixing device, the fixing part fixes geotextile on the winding device, the winding device winds and fixes the geotextile, and the fixing device is used for fixing the woundgeotextile to prevent the geotextile from being scattered. The process has the effects of improving the utilization rate of the geotextile and improving the production and work efficiency.

The invention discloses a suture-free artificial blood vessel device which comprises a supporting ring, an artificial blood vessel and an eversion section. The artificial blood vessel is provided with at least one eversion section. The supporting ring is arranged on the artificial blood vessel in a sleeving mode along the eversion section, and the eversion section is turned outwards and wraps the supporting ring. The supporting ring wrapped by the artificial blood vessel can be inserted into a blood vessel, so that the artificial blood vessel and the blood vessel are bridged. The bridging position is bound and fixed through a ligation binding line, so that suture is avoided. The support ring is isolated from the blood vessel by the artificial blood vessel, so that direct contact between the support ring and blood is avoided.

The invention discloses a steel structure manufacturing and machining tool for house splicing and a using method of thereof. The steel structure manufacturing and machining tool comprises a pushing mechanism, a conveying and buckling mechanism, a stacking mechanism and a material arranging mechanism; the pushing mechanism comprises a fixed table; a turning plate is arranged at the top end of the fixed table; a first air cylinder is arranged on one side of the turning plate; a first pushing plate is fixed to an output end of the first air cylinder; gears are fixed to the bottom of the end, away from the first air cylinder, of the turning plate; a connecting rod is fixed between the gears; a first bearing is arranged on a rod body of the connecting rod; the first bearing is fixed to the fixed table; a sliding block is arranged at the bottom of each gear; a rack is fixed to the top of each sliding block; the racks are connected with the gears in a meshed mode; a limiting groove is arranged at the side, close to the sliding blocks, of the fixed table; a second push plate is arranged at the bottom of the end, away from each gears, of the sliding block; a movable cavity is arranged in the fixed table; and the limiting groove is communicated with the movable cavity.

The invention relates to a swinging positioning mechanism for a selective tissue removing directional positioning drawing device. The swinging positioning mechanism includes a swinging positioning rod; the swinging positioning rod includes a longitudinal channel formed by a bottom plate and two side plates, wherein a purse thread can pass through the longitudinal channel; and at least two front thread grooves for limiting the purse thread are arranged on the front end of the swinging positioning rod, and at least two back thread grooves for supporting the purse thread are arranged on the back end of the swinging positioning rod. According to the invention, the position of the purse thread can be adjusted according to the position of a diseased tissue of a patient, the determined purse thread can be limited by the front thread grooves on the front end and then is drawn to the back thread grooves on the back end through the longitudinal channel, the purse thread can accurately draw a tissue to be removed in the direction outside the anus and parallel to the direction of an anal tube, the drawing direction of the purse thread is perpendicular to the anal tube and a wall of a rectum, it is ensured that a drawing point is the center of the tissue to be removed, and then a doctor can easily and accurately cut the selected tissue, the operation is safe, labor resources and material resources can be saved, and the operation efficiency can be improved.