40results about How to "Quick fit connection" patented technology

The invention discloses a combined connecting structure of a reinforced composite material and a metal material. The combined connecting structure of the reinforced composite material and the metal material comprises two reinforced composite material components, a metal material component and a plurality of externally-arranged connecting bolts, wherein the two reinforced composite material components are symmetrically arranged left and right, and the metal material component is arranged between the two reinforced composite material components in a matched mode. According to the combined connection structure of the reinforced composite material and the metal material, the problem of connection reliability between the composite material and a metal framework can be effectively solved, the transfer efficiency of loads between structures of different materials is improved, the coordination of deformation is ensured, and therefore the overall safety of the combined connection structure is improved.

The invention relates to a dry type joggle frame structure. The structure comprises beam node components, each beam node component comprises a prefabricated column and a prefabricated beam which are cast into one piece, the prefabricated column and the prefabricated beam are prefabricated reinforced concrete components, the upper and lower ends and the column connection points of the prefabricated column are provided with reserved steel bars, the upper-end column connection point is provided with a column head, the lower-end column connection point is provided with a column cap in cooperation muff-coupling with the column head, the column head and the column cap are connected with the preserved steel bars; two ends of the prefabricated beam and the beam connection points are provided with joggle heads which are connected with the steel bar in the prefabricated beam. During the assembly process, the dry type joggle frame structure is environmentally friendly, and the construction noise and the building dust can be effectively reduced. The economic performance is excellent, the man power, materials and time are saved, the application range is wide, and the dry type joggle frame structure can be used both in industrial and civil buildings.

The invention relates to the technical field of concrete cast-in-place slabs, in particular to a rib plate framework concrete cast-in-place slab. The concrete cast-in-place slab comprises a rib plateframework, a bottom plate and concrete, wherein the rib plate framework comprises a plurality of criss-cross transverse rib plates and longitudinal rib plates to form a plurality of pouring units, a communication channel is formed between every two adjacent pouring units to communicate the two adjacent pouring units, the lower end of the rib plate framework is fixed to the bottom plate, and the pouring units are stuffed with concrete, cover the rib plate framework and are fixed to the bottom plate. According to the rib plate framework concrete cast-in-place slab, the bottom plate can be used as a bottom die, the time for arranging a bottom die is shortened, and manpower and time are saved. The rib plates are arranged in a staggered mode to form the rib plate framework, each rib plate is provided with a communication channel communicating with the adjacent pouring units, the rib plate framework is fixedly connected with the bottom plate, and therefore, the whole rib plate framework concrete cast-in-place slab has high bending resistance and bearing capacity.

The invention relates to an improved fast docking device for a test board of an automatic gear-box, which has automatic test, low labor intensity and high work efficiency, avoids occurrence of industrial accidents, and can meet the requirement of mass production. The improved fast docking device comprises a coupler, a bearing support and a plane bearing, and is characterized by comprising a torque meter and a fast docking disk, wherein the fast docking disk comprises an inner disk and an outer disk; the output shaft of a motor is connected with a connecting shaft through the coupler; the outer end of the middle of the connecting shaft is sleeved with the torque meter; the tail end of the connecting shaft is a spline shaft in detail; the spline shaft is in matching connection with an inner spline of the inner disk; a spring is sleeved in the connecting shaft; one end of the spring supports a non-docking shaft end of the inner disk; the outer disk is prearranged on the gear-box; and the inner disk and the outer disk are in matching connection through a tongue and a groove.

The invention provides a buckle fixing device. The device comprises a first clamping base and a second clamping base which are arranged in a split mode and can be opened and closed relative to each other, and the first clamping base and the second clamping base are closed and then form a containing cavity. The first clamping base comprises inserting grooves formed in the two ends of the first clamping base, a first closing part and a first buckling part which is connected with the inserting grooves and the first closing part; the first buckling part extends in the direction away from the second clamping base; the second clamping base comprises inserting pieces which can be contained in the inserting grooves and can rotate in the inserting grooves, a second closing part matched with the first closing part, and a second buckling part matched with the first buckling part to form a containing cavity; the second buckling part protrudes in the direction from the first clamping base. The buckling fixing device can achieve rapid assembly.

The invention discloses a wind power-type agricultural spraying device comprising suspension racks, wind power units and a spraying rod unit. The wind power units are arranged on the suspension racks. There are a plurality of wind power units. Each wind power unit comprises a power mechanism and a propeller. The power mechanism is arranged on the suspension rack, and is used for driving the propeller to rotate, such that the suspension rack can be driven to move. The length of the spraying rod unit is longer than 10m. The spraying rod unit is arranged on the suspension racks, and is provided with a plurality of nozzles for carrying out spraying in a field. According to the invention, a traditional fixed suspension structure is abandoned, and a more stable and reliable suspension manner is provided for the spraying rod unit. With the device, the spraying rod unit is not interfered by inclination during a work process, and the interference of terrain is also avoided to a maximal extent. Also, the spray range design capacity of the spraying rod units is greatly improved.

The invention discloses a feed delivery truck unloading automatic blanking device. The feed delivery truck unloading automatic blanking device structurally comprises a feeding pipe, a conveying pipe,a conveying rack, a power cabin, a screw rack and an intelligent blanking device, wherein the feeding pipe is arranged at the left end of the conveying and communicated with the conveying pipe; the power cabin and the conveying pipe are perpendicular to each other and both are fixedly mounted on the upper surface of the conveying pipe; the conveying rack is arranged on the front end surface of thepower cabin and meanwhile fixedly connected with the power cabin; the screw rack and the power cabin are perpendicular to each other and meanwhile are fixed onto the left end surface of the power cabin; the intelligent blanking device is arranged on the left end surface of the screw rack and mechanically connected with the screw rack. The feed delivery truck unloading automatic blanking device can reduce input current by changing resistance through strain principles to save labor for opening or closing a gate, and is fixed through a clamping block and a clamping grooved plate which are mutually clamped instead of a flange, thereby saving installation time and improving the working efficiency.

The invention discloses an engine output shaft connection device, which comprises a spacer ring, a positioning sleeve and a lengthening shaft, wherein one end of the spacer ring is fixedly arranged on a fixed box wall of a driving component or a shaft end surface of an engine, and the other end of the spacer ring is detachably connected with another component; the lengthening shaft is coaxially arranged in the spacer ring, one end of the lengthening shaft is coaxially fixedly connected with an engine output shaft or the input shaft of a driving component, and the other end of the lengthening shaft is a hollow shaft and is sheathed on the other shaft part by key connection; the positioning sleeve is coaxially arranged between the spacer ring and the lengthening shaft; the diameter of the outer ring of the positioning sleeve is equal to the internal diameter of the spacer ring; the positioning sleeve is sheathed on the lengthening shaft; the tail end part of the outer ring of the hollow shaft section of the lengthening shaft is a cone of which the diameter gradually increases; the maximum internal diameter of the positioning sleeve is not greater than the maximum diameter of the hollow shaft section of the lengthening shaft. The quick alignment of the lengthening shaft and the engine shaft is realized by the positioning sleeve, the positioning sleeve and the lengthening shaft are separated after the engine finishes being installed, equipment is free from additional power loss, and the use efficiency of various types of hydraulic construction equipment can be further improved.

The invention relates to the technical field of heaters, in particular to a magnetic wave induction heating device. In the present invention, a thermocouple is connected to the electromagnetic heater, so that the temperature of the device can be determined through detection of the thermocouple, and the state of the device can be determined timely and accurately through the temperature of the thermocouple, so as to deal with dry burning or surface fouling of the device in time phenomenon, the follow-up can cut off the power supply, descaling treatment, etc., to effectively avoid the problems of excessive heat loss and serious pollution; through the assembly of the first positioning column and the positioning seat, the quick assembly and connection between the pipe body and the heating cylinder can be realized, which has the advantages of It has the advantages of fast installation, simple and convenient operation and accurate positioning.

The invention discloses a power battery charging and power supply and cooling pipeline quick connecting device. A locking and fixing structure is formed by combining matched components which are respectively arranged on a vehicle end connector and a battery end connector; the vehicle end connector and the battery end connector further comprise plugs or sockets which are matched with each other and used for being connected with a charging pipeline, a power supply pipeline and a cooling pipeline, and the positions of the plugs and the sockets on the vehicle end connector or the battery end connector correspond to each other; and the locking and fixing structure is used for carrying out auxiliary positioning on the vehicle end connector and the battery end connector, and relatively fixing the vehicle end connector and the battery end connector after the plugs and the sockets are correspondingly connected. Through the technical scheme of the invention, rapid plugging connection is realized, the problems of plugging abrasion, ablation, insulation faults and the like of the connector when the connector is used in a long-term vibration environment of a vehicle are solved, and the problems of terminal abrasion, unreliable plugging connection and sealing and water prevention are reduced.

The invention belongs to the technical field of culter alburnus culture, and particularly relates to a culter alburnus culture water ecological circulation system which comprises a culture pond, a plurality of rectangular supporting rods used for supporting and limiting are arranged at the outer end of the culture pond, and first sliding grooves used for limiting sliding of first connecting plates are formed in the rectangular supporting rods of the culture pond. The device comprises a culture pond and a threaded rod for transmission, the culture pond is connected with a first connecting plate through the threaded rod, a motor for transmission is arranged at the upper end of the first connecting plate, the lower end of the first connecting plate is connected with a third connecting plate through a second connecting plate, and an oxygen conveying pipe is connected with the third connecting plate through a connecting pipe. The connecting pipe is connected into the oxygen conveying pipe in a sleeved mode, inclined blocks and dense holes which are evenly distributed are arranged on the inner wall of the oxygen conveying pipe, the aerator serves as a driving end, oxygen is conveyed into the water pool through the connecting pipe, the oxygen can be better conveyed to all depths of the water pool under the action of the inclined blocks and the dense holes, and therefore the oxygenation effect is improved.

The invention relates to a device and a connection method suitable for electrical connection of button batteries. The device includes a button battery and a battery receiving and connecting unit. The button battery is arranged in the battery receiving and connecting unit. The fixing frame and the battery power lead-out part, wherein, the battery fixing frame is used to fix the relative position of the button battery and the battery power lead-out part, one end of the battery power lead-out part is respectively connected with the positive and negative poles of the button battery, the battery The other end of the power lead-out part is extended to the outside of the battery receiving and connecting unit for connecting with electronic products, and the button battery is integrated inside the battery receiving and connecting unit through the battery receiving and connecting unit.