37results about How to "Guarantee your own strength" patented technology

The invention provides a chassis quick-changing battery box for electric automobile, which comprises a box body, the box body comprises a left side longitudinal beam and a right side longitudinal beam with a hollow beam structure, a hoisting spin lock used for cooperating with a hoisting installing hole on the automobile chassis is respectively arranged on the left longitudinal beam and the right side longitudinal beam, the hoisting spin locks are arranged on the left longitudinal beam and the right side longitudinal beam through an installation support in a cavity arranged in the corresponding longitudinal beam, and the installation support has a first connection part fixedly connected to the corresponding longitudinal beam and a second connection part fixedly connected to the corresponding hoisting spin lock. The connection strength of the hoisting spin lock on the left side longitudinal beam and the right side longitudinal beam can be effectively ensured by the installation support, self strength of the left and right side longitudinal beams can be effectively ensured, and the strength of the left and right side longitudinal beams can not be reduced, cavities at two sides longitudinal beams are effectively used, and the integral volume of the battery box is reduced.

The invention discloses a method for preparing a TiN or CrN film on the surface of an aluminum alloy through a magnetron sputtering method, and relates to a device for utilizing plasma enhanced balanced magnetron sputtering. A Ti and Cr metal target is used, and the TiN film containing a Ti atomic transition layer and the CrN film containing a Cr atomic transition layer are prepared on the surface of the aluminum alloy. According to the method, the self strength of an aluminum alloy matrix is guaranteed, meanwhile, the hardness and corrosion resistance of the surface of the aluminum alloy are improved, the binding force of the films and the matrix is good, and important reference bases can be provided for an aluminum alloy surface modifying process.

The invention relates to the field of touch panels, and provides a touch panel with a fingerprint identification function. The touch panel comprises a fingerprint identification module, wherein the fingerprint identification module is arranged in a through hole of a first substrate; and the fingerprint identification module and the first substrate are laminated with a second substrate. According to the touch panel with the fingerprint identification function, the fingerprint identification module is arranged in the through hole of the first substrate and then laminated with the second substrate, so that the integrity of the second substrate is kept and the strength of the second substrate is prevented from being influenced.

The invention relates to a composite antibacterial manure leakage plate which comprises a manure leakage plate body; steel bars are arranged in the manure leakage plate body; manure leakage holes are formed in the manure leakage plate body; the intersection of the upper surface of the manure leakage plate body and each manure leakage hole is in a smooth transition design; inserted connection devices, each of which comprises metal plates, a bolt and a nut, are arranged on two sides of the manure leakage plate body respectively; round holes are formed in the metal plates respectively; and transverse reinforcing plates and longitudinal reinforcing plates are arranged at the bottom of the manure leakage plate body. According to the composite antibacterial manure leakage plate, with design of the steel bars, the transverse reinforcing plates and the longitudinal reinforcing plates, the own strength of the manure leakage plate body is guaranteed.

The invention relates to the technical field of gear processing equipment, in particular to a special fast heat radiator for gear processing. The invention adopts the technical scheme that the specialfast heat radiator for gear processing comprises a cylindrical heat radiator body, wherein a heat radiation power motor is connected to the center of the right side end surface of the heat radiator body; a cylindrical first body heat radiation column is arranged on the left side of the heat radiator body; an integrally formed second body heat radiation structure is arranged at the upper end of the front surface of an outer cylinder of the heat radiator body; a cylindrical first heat radiation ventilating hole is formed in the center of the left side of the first body heat radiation column; and a square-shaped second heat radiation ventilating hole is formed in the front surface of the second body heat radiation structure. The special fast heat radiator for gear processing provided by theinvention has the advantages that the stability of a gear structure is better during the production and processing process, the self-strength of the gear structure can be ensured, the produced parts is higher in accuracy and can be cooled at the same time during the processing process, and the overall production efficiency of the parts is high.

The invention relates to a method for three-dimensional support by using long, medium, and short anchor rods. The method comprises first support and second support. The second support comprises: (1) applying short anchor rods to control surface surrounding rocks, to form a stable bearing arch to anchor and support; (2) applying medium-length anchor rods, to anchor the bearing arch formed by the short anchor rods on a relatively stable rock stratum, and forming a new thickened bearing arch at the same time, so the bearing arch becomes stable; (3) applying long anchor rods to further anchor the above bearing arches on a stable rock stratum. The method is advantaged in that characteristics of soft rocks determine that support of the soft rocks must be rapid and timely, and surrounding rocks are effectively sealed, to put an end to a channel which may continue weathering and peeling, strength of the surrounding rocks are maintained to the largest extent, so after roadway driving, rapid support with certain strength must be performed, and the surrounding rocks are sealed in time, to put an end to a channel which absorbs water and expands, thereby achieving an objective of roadway support.

The invention discloses a lithium battery box with automatic heat dissipation. The lithium battery box comprises a box body with an open upper end and a cover plate matched with the box body in a hinged manner, wherein a T-shaped blind hole is formed in the side wall of one end of the box body; a sliding block matched with the T-shaped blind hole is arranged in the T-shaped blind hole in a sliding manner; the cover plate consists of a supporting section and a clamping section; one end of the supporting section is hinged with the sliding block, and the other end of the supporting section is hinged with one end of the clamping section; a buckle is mounted at the end part of the other end of the clamping section through an elastic connecting piece; a clamping groove matched with the buckle is formed in the side wall of the box body; a battery pack is fixed in the box body; and a balance system is mounted on the battery pack. When the supporting section partially enters the T-shaped blind hole until the sliding block is in contact with the bottom of the T-shaped blind hole, the clamping section hinged with the end part of the supporting section is located at a vertical locating place converted from a horizontal locating place, namely the supporting section is in contact with the bottom surface of the clamping section mutually, so that normal connection between the cover plate and the box body is guaranteed, and optimal observation viewing angle can also be improved for operating personnel at the same time.

The invention belongs to the technical field of clinical nursing, and particularly relates to a portable multistage negative pressure suction device. The device comprises a base plate and a negative pressure bag which is arranged on the base plate and can do reciprocating telescopic motion in the axial direction, and is characterized in that an energy release assembly which can do axial reset motion in the axial direction of the negative pressure bag is further arranged on the base plate and comprises an elastic reset piece and a limiting part used for fixing the elastic reset piece; the limiting part can always restrain the elastic reset piece to be in a compressed state; and a matching piece located on the axial reset path of the elastic reset piece is arranged on the negative pressure bag, and when the limiting part removes constraint on the elastic reset piece, the elastic reset piece generates the axial reset action and ejects the matching piece, and then the negative pressure bag is pushed to generate the axial stretching action. The device can perform continuous negative pressure operation without power supply, and has the advantages of wide negative pressure range and adjustable negative pressure.

A furnace inlet circulation frame for glass mold annealing comprises a frame body composed of a bottom frame piece, a left frame piece, a right frame piece and a rear frame piece; the circulation frame is characterized in that a frame body front opening is formed in the front side of the frame body, a frame body top opening is formed in the top of the frame body, a bottom frame piece round heat transmitting cavity and a bottom frame piece polygonal heat transmitting cavity are formed in the bottom frame piece, a pair of left frame piece limiting foot bolt closing holes are formed in the left end of the bottom frame piece, a pair of right frame piece limiting foot bolt closing holes are formed in the right end of the bottom frame piece, left frame piece round and triangular heat transmitting cavities are formed in the left frame piece, a pair of left frame piece limiting feet are arranged on the upper portion of the left frame piece, the upper portions of the left frame piece limiting feet stretch out of the upper plane of the left frame piece, a right frame piece round heat transmitting cavity and a right frame piece triangular heat transmitting cavity are formed in the right framepiece, a pair of right frame piece limiting feet are arranged on the side, facing the left frame piece, of the upper portion of the right frame piece, the upper portions of the right frame piece limiting feet stretch out of the upper plane of the right frame piece, and a rear frame piece triangular heat transmitting cavity is formed in the rear frame body. Annealing quality is improved, work efficiency is high, accidents caused by collapsing are avoided, and a shovel car can conveniently carry out shovel transportation operation.

The invention belongs to the technical field of environmental tests, and discloses a grid disc supporting assembly and an environmental test box, the grid disc supporting assembly comprises two groups of supports and a slide rail, and the two groups of supports are respectively arranged on two opposite inner walls of the environmental test box; a plurality of variable-diameter mounting holes are formed in the support in the vertical direction, and the variable-diameter mounting holes comprise first holes and second holes which communicate with each other; the at least two sliding rails are connected to the two sets of supports respectively, variable-diameter installation heads are arranged on the sliding rails, each variable-diameter installation head comprises an installation cap and an installation neck, the variable-diameter installation heads and the variable-diameter installation holes are selectively installed in a matched mode so that the installation heights of the sliding rails can be adjusted, disassembly and assembly are convenient and fast, and the two ends of the grid disc are supported on the top end faces of the two sliding rails. According to the invention, the grid disc is in surface contact support with the slide rail, so that the support stability of the grid disc is improved; clamping grooves or clamping protrusions do not need to be machined on the grid disc, the strength of the grid disc is ensured, and deformation is avoided; and the height position of the grid disc is realized through switching of the slide rails on the bracket, so that the test safety and efficiency are greatly improved.

A novel double-wall storage tank comprises a storage tank body, an oil leakage detecting device and an oil opening, wherein the storage tank body is formed by an inner wall and an outer wall. A sandwiched plate layer is arranged between the inner wall and the outer wall. Multiple concave bodies are formed in a plate body in an integrated mode and located in the same side face of the plate body. The oil leakage detecting device is connected to a cavity between the inner wall and the outer wall. The walls and the sandwiched plate layer are made of the same materials and can be bound very tightly without special treatment. Due to the sandwiched layer structure, strength and stress of the storage tank are guaranteed, and the cavity between the inner wall and the outer wall is communicated, so that liquid in the cavity circulates smoothly. The oil leakage detecting device is connected into the cavity and can rapidly and conveniently detect oil bodies which leak out after the inner wall cracks or underground water which leaks into the outer wall from the outside after the outer wall cracks. In this way, the structure is reasonable, manufacturing is easy, cost is low, and while the stress strength is guaranteed, the cracking condition of the storage tank body can be sensibly detected.

The invention discloses a board-to-board connector and a socket connector. The board-to-board connector comprises a socket connector and a plug connector, wherein the socket connector comprises two side walls and two end walls connected to the two side walls; socket slots are formed in an enclosing manner; a socket protection bracket is provided with end wall reinforcing sheets positioned on the end walls and side wall reinforcing sheets positioned on the side walls; the side wall reinforcing sheets comprise side attaching parts and elastic arms positioned on two sides of the side wall inner walls; and elastic arms of the socket protection bracket have relatively long moment arms. Thus, the board-to-board connector can be assembled stably; the problem of large yield of the elastic arms after the board-to-board connector is plugged and unplugged is solved; and the contact is stable and reliable when the board-to-board connector is plugged and unplugged.

The invention discloses an air deflector structure of a pure electric vehicle, which belongs to the technical field of automobile structures and comprises an air deflector main body, two side air deflectors, a front bumper accessory and a bottom air deflector. The air deflector body guides fresh air flowing from the middle grating and the lower grating to flow upwards through the arc face of the air deflector body and enters the cooling module. The side air guide plates gather air from incoming flows on the two sides of the grating, and the air inlet amount is increased. The bottom air guide plate can guide air flowing from the lower grating into the cooling module and can prevent heat from flowing back from the bottom of the cabin. Due to the cambered surface and inclined arrangement of the air deflector main body, the problem that the air inlet amount of a cooling module is low due to the fact that a grid on a pure electric vehicle is closed can be effectively solved; the bottom air guide plate combines the requirements of heat management and pedestrian protection, has the functions of air guide and shank protection, not only prevents idling heat backflow, reduces the air inlet temperature of the condenser, reduces high-speed leakage, reduces wind resistance in a cabin, but also has the function of protecting pedestrian safety.

The invention discloses a battery box with a fast heat dissipation function. The battery box comprises a box body and a cover board, wherein the upper end of the box body is open; the cover board is in articulated fit with the box body; a T-shaped blind hole is formed in the side wall of one end of the box body; a slide block which is in fit with the T-shaped blind hole is arranged in the T-shaped blind hole in a sliding manner; the cover board comprises a support segment and a clamping segment; one end of the support segment is articulated with the slide block; the other end of the support segment is articulated with one end of the clamping segment; a buckle is arranged at the end part of the other end of the clamping segment through an elastic connector; a clamping groove which is in fit with the buckle is formed in the side wall of the box body; and a battery pack is fixed in the box body and is provided with an equalization system. When the support segment locally enters the T-shaped blind hole until the slide block contacts the bottom of the T-shaped blind hole while the clamping segment which is articulated with the end part of the support segment is converted into a vertical placement position from a horizontal placement position, the bottom surfaces of the support segment and the clamping segment contact each other, so that normal connection of the cover board and the box body is ensured; and meanwhile, the best perspective of observation can also be improved for an operator.

The invention relates to the technical field of machinery. An electrical cabinet with a built-in inert gas protection mechanism comprises an electrical cabinet body, wherein the electrical cabinet body is a sealed electrical cabinet body, an air inlet is formed in the electrical cabinet body and is connected with a gas storage cavity, an inert gas is stored in the gas storage cavity, a first solenoid valve is arranged between the air inlet and the gas storage cavity and is used for controlling an air path to be connected and disconnected, an air discharging hole is formed in the electrical cabinet body and is used for discharging gas, the air discharging hole is connected with an air suction pump, a second solenoid valve is arranged at an air outlet of the air suction pump, the electricalcabinet body is provided with a temperature sensor, the temperature sensor is connected with a miniature processor system, and the miniature processor system is connected with and controls the air suction pump, the first solenoid valve and the second solenoid valve. By monitoring a temperature condition of the electrical cabinet body, the working safety of a component in the electrical cabinet isconveniently ensured, and the corrosion of an external fire is prevented.

The invention discloses a continuous indexing gear grinding method for a cycloidal bevel gear. The continuous indexing gear grinding method comprises the following steps: after the cycloidal bevel gear is machined by an end face hobbing method, a cutter strip for end face hobbing on a cutter head is replaced with a conical sand rod, the same process parameters as the end face hobbing are adopted, the generatrix of the conical sand rod is used for carrying out continuous indexing gear grinding machining on the cycloidal bevel gear, the motion trail of the conical sand rod is an extension-like epicycloid, and efficient and accurate grinding machining can be carried out on the gear surface of the cycloidal bevel gear.

The invention discloses a processing technology of a composite insulated concrete block, and belongs to the technical field of insulated concrete block processing. The technology comprises the following step of S1, preparing a block main body, and specifically the step S1 comprises (1) material preparation: selecting a product after crushing and sieving of construction waste as aggregate; and (2)spraying modified slurry on the surface of the crushed aggregate, and ensuring that the aggregate is infiltrated by the modified slurry. In the processing technology of the composite insulated concrete block, the aggregate is strengthened during the processing, an early strength agent is adopted at the same time during the manufacturing process of the block main body to be able to ensure the strength of the aggregate itself, and the early strength agent can, simultaneously, accelerate cement hydration speed, promote early strength of concrete, bring no obvious effect on long-term strength, accelerate the forming speed of the block main body, save the time consumed during the processing of forming, ensure the strength of the block main body itself at the same time, and ensure the quality and processing efficiency of the insulated concrete block.

The invention discloses an engineering door gluing and hot-pressing production line and a material distribution method thereof, and the engineering door gluing and hot-pressing production line comprises a glue spraying line for performing glue spraying processing on materials and a plurality of hot-pressing processing lines for performing hot-pressing processing on the materials after glue spraying processing. Automatic conveying after multi-station manual feeding before hot-pressing processing of the coated heavy door is achieved, uninterrupted automatic conveying and distribution of materials under the condition that multiple production lines conduct processing at the same time are adapted, the situation that the materials are accumulated possibly due to different production efficiencies of different processing devices is avoided, the multiple hot-pressing processing lines can work in a full-load mode, and the production efficiency of the hot-pressing processing lines is improved. The production efficiency is greatly improved, and the labor cost is reduced.