14results about How to "Avoid direct force" patented technology

The present invention relates to the technical field of power batteries, and provides a battery cell cover plate, a cover plate assembly and a battery cell, the battery cell cover plate comprises: a cover plate body having two plate surfaces arranged back to back in the thickness direction of the cover plate body, one of the plate surfaces forming a support surface; the pole hole penetrates through the cover plate body; the supporting convex hull is arranged on the supporting surface in a protruding mode, and the height H1 of the supporting convex hull protruding out of the supporting surface meets the condition that H1 is larger than or equal to (H + 1.0 mm) and smaller than or equal to (H + 2.0 mm); wherein H is the height of the pole protruding out of the supporting surface. When the upper surface of the whole battery pack is impacted by external force, the impact force can be borne by the supporting convex hulls, direct stress of the pole columns is avoided, the short-circuit risk of the battery cell is reduced, the impact external force borne by the supporting convex hulls can be directly dispersed to the cover plate body and even the whole shell of the battery cell, the supporting performance of the shell of the battery cell is exerted, and the mechanical strength of the whole battery pack is improved; and long-term stable operation of the battery cell is ensured. And the supporting convex hulls can also improve the heat dissipation effect of the battery cell and improve the quick charging performance of the battery cell.

The utility model discloses a display screen frame with an anti-collision function, and relates to the technical field of anti-collision of display screens. The frame comprises a shell, the shell is correspondingly provided with four mounting grooves based on the four display screens, the shell is further provided with eight first inserting grooves, and the eight first inserting grooves extend into the shell to form first wedging grooves; the anti-collision assembly comprises a soft strip, and four sets of inserting rods and soft heads are attached to the soft strip. According to the display screen frame with the anti-collision function, the frame and the anti-collision assembly are arranged, and the soft head and the soft strip are preferably made of soft rubber materials, so that on one hand, the anti-collision assembly and the frame are better assembled and disassembled, and on the other hand, due to the fact that the soft strip is made of the soft rubber materials, the anti-collision assembly and the frame can be better assembled and disassembled. And the impact is buffered by the soft strip, so that the direct acting force of external impact on the display screen is directly avoided, and the effect of protecting the display screen is indirectly achieved.

The utility model discloses a windshield assembly and vehicle, windshield assembly includes windshield subassembly and mounting bracket subassembly, windshield subassembly includes windshield and outer frame, and the outer frame is covered at the outer peripheral edge of windshield, and mounting bracket subassembly includes A column connecting plate and hinged part, and A column connecting plate is connected between left side A column roof beam and right side A column roof beam of vehicle and is located the top of frame, and hinged part is connected between A column connecting plate and the upper frame of outer frame. The utility model discloses windshield assembly utilize outer frame to protect windshield, strengthen structural strength, and hinged part is directly connected with outer frame, will not destroy windshield's own structure, avoids its direct stress, to make windshield can guarantee the protection effect under the bad driving environment, improves the driving safety.

The invention relates to the technical field of helium detection gas path impurity filtering equipment, in particular to helium detection gas path impurity filtering equipment with a filter element capable of being quickly disassembled and assembled, which comprises a filter element body, a fixing plate, a clamping assembly and a releasing assembly, the clamping assembly is automatically locked, the releasing assembly is unlocked by one key through a handle, and tools such as a wrench are not needed. The problem of tedious operation of traditional bolt fixation and flange connection is solved, the filter element replacement efficiency in a batch detection scene is greatly improved, a clamping block fillet and a filter element slope guide alignment, a first spring provides buffering force, direct force application to a filter element body during disassembly and assembly is avoided, the filter element is prevented from being deformed and damaged, the use cost is reduced, and a sealing gasket guarantees the air path sealing performance; the filter element body accurately filters impurities, the impurities are prevented from entering a detection instrument or a workpiece, the service life of equipment is prolonged, the helium detection precision is guaranteed, only two steps of clamping and pulling unlocking are needed in the disassembly and assembly process, professional skills are not needed, the filter element is suitable for different operators, and the overall operation smoothness is improved.

The utility model relates to the technical field of household appliances, in particular to a refrigerator which comprises a refrigerator body and a refrigerator inner container. The air duct cover plate is detachably arranged on the rear wall in the refrigerator inner container; the buckle assembly comprises a clamping piece which is detachably arranged on the air duct cover plate; the clamping assembly is arranged in the refrigerator inner container and comprises a clamping piece, a first clamping piece, a second clamping piece and a second clamping piece, the elastic piece is connected between the clamping piece and the refrigerator inner container; the clamping piece is provided with a clamping position and a separating position which can be switched, and when the clamping piece moves to the clamping position from the separating position, the clamping piece is configured to rotate to a first position under extrusion of the clamping piece and provide extrusion force for the elastic piece; when the clamping piece moves from the clamping position to the disengaging position, the clamping piece is configured to rotate to the second position under the elastic force of the elastic piece. According to the air duct cover plate, the damage risk of the inner container of the refrigerator caused in the mounting or dismounting process of the air duct cover plate is reduced, and the service life of the inner container of the refrigerator is prolonged.

The utility model discloses a split type double oxygen cabin which is composed of two independent oxygen cabins, the two independent oxygen cabins are fixedly connected through a fixing bolt, and a sealing rubber pad is arranged at the butt joint position of the two independent oxygen cabins. The independent oxygen cabin consists of a sealed cabin, a cabin space bracket and a micro-pressure oxygen circulating system; the sealed cabin is arranged on the cabin space support, and the micro-pressure oxygen circulation system is arranged in a neutral position between the sealed cabin and the cabin space support. The double-person oxygen cabin is designed to be composed of the two independent oxygen cabins, so that the oxygen cabins are convenient to transport, and particularly users can go upstairs conveniently.

The invention discloses a spring structure convenient to replace, and relates to the technical field of spring replacement. The pressing device is arranged on the main body and is connected with the main body; the spring is arranged on the main body in a sleeving manner; the main body is matched with the pressing device to disperse stress of the spring, direct application of force to the center of the spring is avoided, and the device has the advantages of simplicity and convenience in operation, reduction of external force requirements, avoidance of spring deformation, improvement of replacement efficiency and the like; through collaborative design of the main body, the pressing device and the spring, the mode that the middle area of the spring needs to be directly operated in the traditional spring replacement process is changed. The pressing device transfers a stress point to the peripheral area of the main body, so that the operation range is wider, and meanwhile, the disassembly process is simplified through the matching relation of the spring and the main body. By means of the design, the problem that a traditional spring is difficult to replace is solved, and particularly, higher operation convenience is provided in the application scene where springs with different strengths need to be frequently replaced.

The utility model belongs to the technical field of energy storage devices, and discloses a battery pack and a battery module. The battery pack comprises a box body, a battery cell module and a connecting assembly, at least two cross beams are arranged in the box body, every two adjacent cross beams are arranged at intervals to form a containing space, and the battery cell module is arranged in the containing space. The number of the connecting assemblies is at least one, and the connecting assemblies are used for connecting the two cross beams forming the containing space so as to limit the two cross beams from deforming in the direction away from each other. According to the battery pack, the cross beams are arranged in the box body, the accommodating space is defined by the two adjacent cross beams, and the battery cell modules are arranged in the accommodating space, so that when expansion occurs, expansion force is applied to the cross beams, the box body can be prevented from being directly stressed, and deformation of the box body can be prevented. Furthermore, the two cross beams which define the accommodating space are connected by arranging the connecting assembly, so that the resistance of the cross beams to the expansion of the battery cell modules is improved, the deformation of the cross beams is reduced, and the overall safety of the battery pack is improved.

The utility model provides a connector assembly and a cooling connection structure of a motor and an electric controller, and belongs to the technical field of automobiles, the connector assembly comprises a framework body and a wrapping layer wrapping the framework body, the framework body is tubular, sleeve-shaped or cylindrical, and the framework body is provided with a hollow cavity for fluid circulation; supporting bulges are arranged on the inner surface of the framework body; the framework body is covered with the covering layer in a vulcanization mode, when the connector is formed, an enveloping cavity of the covering layer needs to be formed by means of a forming mold, and the supporting protrusions are supported on the forming mold core so that a filling gap can be formed between the inner surface of the framework body and the forming mold core. The molten rubber can enter the filling gap and wrap the axial end face of the framework body, so that only the wrapping layer is exposed out of the two axial ends of the connector, and the framework body is wrapped in the wrapping layer and not exposed out. When the connector is assembled, the axial force directly acts on the coating layer, so that the interface between the framework body and the coating layer is prevented from being directly stressed, and the risk that the coating layer is stripped from the framework body can be avoided.

The utility model discloses a highway tunnel construction environment monitoring device, belongs to the technical field of environment monitoring, and aims to solve the technical problem that an environment monitoring instrument for tunnel construction monitoring in the prior art is easily influenced by falling broken stones and leaked underground water. The highway tunnel construction environment monitoring device comprises an air quality environment monitor. The supporting column is vertically arranged at the bottom of the air quality environment monitor; the elastic telescopic arm is arranged on the supporting column; the protective cover is installed at the telescopic end of the elastic telescopic arm, the protective cover is located over the air quality environment monitor, and the elastic telescopic arm comprises a fixed arm fixed to the supporting column. The highway tunnel construction environment monitoring device can effectively prevent falling gravels and leaked underground water from affecting the air quality environment monitor in the highway tunnel construction process, and has high protection performance.

The utility model relates to the technical field of circuit boards, and particularly discloses a circuit board for preventing a metalized half-hole ring from missing, which comprises a daughter board and a mother board, a plurality of protection reinforcing grooves are arranged at the edge of the daughter board, a plurality of metal half-hole grooves are uniformly arranged in each protection reinforcing groove, a plurality of butt joint columns are arranged at the bottom of the daughter board, and the butt joint columns are connected with the daughter board. A plurality of limiting grooves are formed in the top of the mother board, the number of the butt joint columns is equal to that of the limiting grooves, the butt joint columns and the limiting grooves are in one-to-one correspondence, each locking rod is used for locking and fixing the butt joint columns corresponding to the locking rods, the daughter board and the mother board can be connected and locked through the locking assemblies, the connection strength between the daughter board and the mother board is improved, and the service life of the daughter board and the mother board is prolonged. When the circuit board is abnormally vibrated in the use process or the transportation process, the welding position of the daughter board and the mother board can be prevented from being directly stressed, the problem that welding spots fall off is avoided, and therefore the phenomenon that the metalized half-hole ring is damaged can be avoided, and the stability and durability of the circuit board are improved.

The utility model discloses a kind of underground filling mining support devices, it is related to mining technical field, including support device, the support device includes base, support pipe, motor, screw rod, sleeve and support plate, the support pipe is fixedly installed at the top of base, the motor is located inside support pipe, the motor is fixedly installed at the top of base.The utility model is provided with fixed mechanism, when motor drives screw rod to rotate, sleeve pushes support plate to rise, provides support to mine after tunnel, using fixed mechanism, makes sleeve and support pipe stroke connection, while avoiding screw rod direct stress, solves the lifting of above-mentioned equipment, mainly through motor drives screw rod to rotate, sleeve pushes support plate and moves, makes support plate contact with mine, however, screw rod directly bears the weight compression at this time, it is very easy to bend for a long time, affect the problem of subsequent use, reaches the effect of auxiliary fixed support.

The utility model relates to the field of cable wiring, and discloses a protective device for power cable wiring, which comprises a junction box body and a box cover embedded on the junction box body, two sides of the junction box body are provided with anti-pulling assemblies, one side of each anti-pulling assembly is provided with a cable fixing assembly, and the other side of each anti-pulling assembly is provided with a protective cover. The cable fixing assembly is installed on the cable sliding assembly. According to the utility model, the cable anti-pulling assembly is arranged, and when the cable is subjected to external pulling force, the insertion plate is stressed, so that the cable connector lug is prevented from being directly stressed; the cable fixing assembly is arranged, a semi-arc ring is used for clamping a cable, meanwhile, the flexibility of a clamping shaft on an active fixator is used for being connected with a spring, the cable and a clamping hole in a passive fixator can be embedded and fixed, and the applicability of the device is greatly improved; according to the utility model, the cable sliding assembly can slide on the cable sliding rod by using the cable sliding sleeve to drive the cables fixed at the two sides to move in the horizontal direction and directly butt joint, so that the wiring efficiency is improved.