16results about How to "Stable force transmission" patented technology

The invention relates to the technical field of vehicle bodies, in particular to a B-column-free vehicle body structure, a vehicle and an assembling method of the B-column-free vehicle body structure. The B-column-free vehicle body structure comprises a front windshield assembly, a top cover longitudinal beam, a top cover rear assembly, a back door assembly and a lower vehicle body assembly; the front end of the top cover longitudinal beam is fixedly connected with the middle of the upper end of the top cover rear assembly. Gull-wing door installation parts are arranged on the left side and the right side of the middle of the top cover longitudinal beam. The lower end of the front windshield assembly is fixedly lapped with the front part of the lower vehicle body assembly, the lower end of the top cover rear assembly is fixedly lapped with the rear part of the lower vehicle body assembly, and the back door assembly is fixedly connected with the rear sides of the top cover rear assembly and the lower vehicle body assembly; the front windshield assembly, the top cover longitudinal beam, the top cover rear assembly, the back door assembly and the lower automobile body assembly are all aluminum alloy integrally-cast forming parts. The European wing type opening mode of the whole side vehicle door can be met, and on the premise that the performance is met, light-weight and lean design and production of a vehicle body are achieved.

The utility model discloses a two -way locking electronic lock structure, including the shell, the shell inside is installed motor, transmission part, first locking part and second locking part, the motor output end is connected with the rotator, and this rotator top wall surface is equipped with the cam, first locking part and second locking part are opposite to set up and are equipped with the reset spring between both, transmission part sets up between rotator top and the side of first locking part, second locking part, the cam drive transmission part horizontal removal when the rotator controlled rotation, and transmission part drives first locking part to move to second locking part direction or second locking part moves to first locking part direction, makes the lock bolt portion on the driven locking part to retract to the shell. The utility model provides a two -way locking electronic lock structure, and the whole unlocking process is quick and coherent, reduces the superfluous motion transmission, and endows this two -way locking electronic lock structure simple, and the unlocking action is quick, accurate.

The utility model relates to the keel floor field field, the utility model discloses a purpose at providing a kind of welding-free splicing type keel floor, including several floor columns;Assembly box, install at the top of floor column;Keel, and the support assembly is connected between the two ends of keel and floor column;Support assembly includes first support sheet and second support sheet, and first support sheet and second support sheet are all right triangle;First clamping plate is equipped on first support sheet, and first clamping plate is equipped with several bayonet joints;Second clamping plate is equipped on second support sheet, and second clamping plate is equipped with several buckles, and second clamping plate is clamped with the bayonet joint on first clamping plate through buckle;The one side right angle edge of first support sheet and second support sheet is inserted with the bottom of keel, and the other side right angle edge of first support sheet and second support sheet is inserted with floor column.The utility model is convenient for construction, and it is installed quickly, with good economic benefit.

This utility model discloses a rivet pressing device for a laparoscopic stapler assembly, comprising an upper fixing structure, a lower fixing structure, a base, and a pressing mechanism. The upper fixing structure includes a mounting positioning post, an upper fixing plate, and an upper panel. The pressing mechanism is axially symmetrical about the laparoscopic stapler assembly, including a symmetrically arranged shovel, a slider, a rivet insert, and a slider guide block. The base has the slider guide block embedded in it, and the slider is slidably disposed within the slider guide block. A rivet insert is embedded in the middle of the front end of the slider, and the back has an upwardly and backwardly inclined surface. The shovel is located behind the slider, and its bottom has a pushing inclined surface that cooperates with the inclined surface on the back of the slider. This device has a reasonable structure, facilitating stable pressing of rivets in the laparoscopic stapler assembly.

The invention discloses a foundation pit supporting passive area soil body reinforcing structure and a construction method thereof. The structure comprises fender posts arranged along the periphery of a foundation pit; the cement soil reinforcement area is located in the passive area soil body behind the fender posts, and the cement soil reinforcement area is formed by meshing a plurality of cement mixing piles; the high-pressure jet grouting pile reinforcing band is arranged between the fender post and the cement soil reinforcing area, and the high-pressure jet grouting pile reinforcing band fills a gap between the fender post and the cement soil reinforcing area, so that the fender post, the high-pressure jet grouting pile reinforcing band and the cement soil reinforcing area are in close contact, and a continuous force transmission system is formed. The gaps between the fender posts and the cement mixing piles are filled with the high-pressure jet grouting piles, force transmission is smooth, the passive area soil reinforcement effect is greatly improved, fender post deformation is effectively controlled, and the safety and stability of a foundation pit are guaranteed.

The utility model discloses a steel spring floating slab skew compensating plate, which is characterized in that a compensating plate main body is annular, one or two compensating angles extend outwards from the edge position, so that the compensating angles can be conveniently screwed into a void area in a rotating manner, and the compensating plate of a corresponding type is selected according to the void number before rotating and filling. The compensation plates with the corresponding number and thickness specification are selected according to the disengaging height, so that the disengaging area is fully filled, horizontal limiting in the installation process is guaranteed by arranging the blocking pieces on the inner sides of the compensation plates, the notches are formed in the inner sides of the compensation plates so that the compensation plates can be fixed through the positioning bolts, and loosening and disengaging caused by vibration are avoided.

The utility model discloses a kind of flushing door suitable for high water head, including door frame assembly, the top of door frame assembly is equipped with door plate rotary hinge support, the end of door plate rotary hinge support is equipped with door plate rotary hinge assembly, door frame assembly is movably connected with door plate assembly by door plate rotary hinge assembly, the right side of door frame assembly is equipped with driving device and transmission device, driving device and transmission device one end are connected, the bottom of door plate assembly is equipped with several groups of adjustable lock hook that distribute in horizontal equidistance mode, the bottom of door frame assembly is equipped with several groups of lock hook seat that distribute in horizontal equidistance mode, several groups adjustable lock hook and lock hook seat between installation have lock catch connecting rod, lock catch connecting rod right end and transmission device other end are connected.The device greatly improves the reliability, practicality and processing economy of flushing door under high water head scene.

The application provides a shell stator hot mounting device, and belongs to the technical field of motor hot mounting, and comprises: a base provided with a frame body; a shell moving assembly comprising a shell moving seat and a shell moving driving element; a heating assembly comprising a heating element and a heating lifting driving element; a stator moving assembly comprising a stator moving seat and a stator moving driving element; and a grabbing assembly comprising a grabbing element and a grabbing lifting driving element. In the application, the shell moving assembly can convey the shell to a heating position or a mounting position, the stator moving assembly can convey the stator to a feeding position or a taking position, and the grabbing assembly can be lifted through the mounting hole on the frame body, the stator can be grabbed from the taking position and pressed into the shell in the mounting position, the shell heating and the stator press fitting are integrated automatic operation, the safety risk caused by manual carrying of the high-temperature shell is avoided, the assembly precision and efficiency are improved, and the automatic continuous operation of the hot mounting process is realized.

This utility model discloses an adjustable drying rack for noodle processing, including a base and an adjustment mechanism. The adjustment mechanism includes a support column, a fixing plate, a drying rod, an adjustment hole, an insertion rod, and a quick-fixing mechanism. The support column is fixed to the top surface of the base. The fixing plate has multiple sets of abutments against the outer wall of the support column. The drying rod is fixed to the outer wall of multiple sets of fixing plates. Multiple adjustment holes are respectively set on multiple sets of fixing plates and the support column. The insertion rod is inserted into the adjustment hole. The quick-fixing mechanism includes a fixing sleeve, a slider, a slot, a clamping plate, an abutment block, and a limiting sleeve. The fixing sleeve is inserted into the top of the insertion rod. The operator only needs to simply rotate the threaded sleeve to complete the entire fixing and releasing process without complicated tools or professional skills. This integrated quick-fixing mechanism greatly simplifies the operation process, shortens the adjustment time, reduces the technical requirements for operators, and effectively solves the problems of complex adjustment and low efficiency of traditional drying racks.

The utility model discloses a wire stripping machine for wire harness preparation, which comprises a frame, a clamping and stripping mechanism, a cable fixing mechanism and a fixing auxiliary mechanism, and is characterized in that the clamping and stripping mechanism comprises a hydraulic push cylinder, a clamping hydraulic cylinder, a clamping frame, a spring clamping knife and a spring guide wheel; the cable fixing mechanism comprises a clamping sleeve, an inclined rail, an inclined moving block, a linkage frame, a spring tightening nail frame and an embedded nail, through the linkage effect of a hydraulic push cylinder and a clamping hydraulic cylinder, accurate clamping of a to-be-peeled cable is achieved, it is ensured that the cable is stably fixed, displacement or deformation of the cable in the peeling process is effectively prevented, and the peeling efficiency is improved. Through cooperation of the clamping sleeve, the inclined rail, the inclined moving block, the spring tightening nail frame and other components, the cable can be effectively fixed at multiple positions, it is ensured that the cable does not deviate in the stripping process, and the stripping precision is improved.

The present application relates to a vehicle brake boost control optimization method, device, equipment and medium, which relates to the field of brake control, and the method includes: obtaining the target output conditions and boundary conditions of the brake boost control model; initializing each particle in the particle population using a preset control parameter optimization algorithm, and determining the global optimal solution of the particle population corresponding to the control parameter combination according to the boundary conditions and the target output conditions, wherein each particle represents the control parameter combination constructed by the spiral raceway radius, the spiral lead angle, the distance between the center of the spiral raceway and the center of the disc body, and the input torque; determining the optimal control parameter combination corresponding to the brake boost control model according to the global optimal solution, and determining the optimal axial thrust of the moving disc in the variable diameter boost pressure mechanism to act on the pressure-bearing part according to the optimal control parameter combination. The present application helps to improve the performance and stability of the brake system and can ensure the provision of an ideal braking effect.

The invention belongs to the technical field of high-rise buildings, and discloses a complex over-limit high-rise building containing high-position connection bodies and discontinuous local vertical components, which comprises an outer frame, a core tube and a floor system structure for connecting the outer frame and the core tube, and further comprises an annular steel panel, a mounting plate, a mounting frame, a beam steel bar, a locking block and a locking mechanism, the annular steel panel is fixedly arranged on the core tube in a sleeving manner; the mounting plate and the side wall of the annular steel panel are integrally formed; the mounting frame is fixed to the side, away from the core tube, of the top of the mounting plate, the multiple beam steel bars are arranged, and grooves matched with the beam steel bars are formed in the mounting frame; the locking blocks sleeve the beam steel bars and are in threaded connection with the beam steel bars, the number of the locking blocks is equal to that of the beam steel bars, and the positions are in one-to-one correspondence; the locking mechanism is arranged on the mounting plate and used for synchronously locking the multiple locking blocks. The lateral displacement resistance and the overturning resistance of the complex over-limit high-rise building in a special structural form are improved, and it is ensured that force transmission among the outer frame, the core tube and the floor system structure is stable.

This utility model discloses a car seat that can be used as a bed, including a base, on which a seat frame assembly is disposed. The seat frame assembly can be rotated forward to a horizontal position with its front end as the pivot point. A backrest assembly is installed at the rear end of the base, and the backrest assembly can be reclined forward to a horizontal position. The backrest assembly includes a front backrest and a rear backrest. When the backrest assembly is reclined forward to a horizontal position, the rear backrest can be rotated backward relative to the front backrest to a horizontal position. The beneficial effect of this utility model is that it can easily realize the conversion of the seat from a sitting position to a reclining position.

The invention discloses a curling mechanism, a pressing and holding device, a pressing and holding system and an application method. The curling mechanism comprises a rotating disc, a forceps holder assembly, a first shell and a second shell. A plurality of first stroke tracks and second stroke tracks are arranged on the turntable; the first stroke track is regularly fan-shaped and is arranged close to the edge of the turntable, and the second stroke track is obliquely radial and is arranged close to the circle center of the turntable; the forceps clip assembly comprises a plurality of forceps clip units, first forceps bodies and second forceps bodies of the forceps clip units are integrally connected away from one ends of the second stroke track, and one ends close to the second stroke track are slidably connected with the second stroke track through a limiting shaft; the first guide block and the first guide strip are located on the outer side face of the first clamp body. The second guide block and the second guide strip are located on the outer side face of the second clamp body. A first positioning pin and a first rail unit are arranged on the inner surface of the first shell; a second positioning pin and a second rail unit are arranged on the inner surface of the second shell; and the turntable acts on the limiting shaft to drive the plurality of forceps holder units to radially gather or separate.

The utility model belongs to the technical field of scaffold structure, concretely provides an adjustable angle scaffold bottom support structure and the scaffold containing it, including base, connecting rod and adjusting assembly, be equipped with antiskid structure on the bottom end surface of base, the upper end surface of base is connected with the one end of connecting rod through adjusting assembly, the other end of connecting rod is used for being connected with the bottom of scaffold, adjusting assembly is used for adjusting and fixing the relative angle between base and connecting rod. The utility model connects base and connecting rod through setting adjusting assembly, and the relative angle between base and connecting rod is adjusted and locked fixed through adjusting assembly, to guarantee the stress safety and force transmission stability of its overall structure, and simultaneously, the antiskid structure is set up on the lower end surface of base, to increase the skid resistance of base on the contact surface.

This utility model relates to the technical field of automotive chassis components and discloses a crossbeam tie rod welding assembly, including a crossbeam, a left tie rod assembly, a right tie rod assembly, a locating pin, and a middle connecting seat. The crossbeam is a long, rigid structure that serves as a basic load-bearing component, connecting the left and right tie rod assemblies and providing a support frame for the entire assembly. It can distribute and transmit longitudinal and lateral forces during vehicle operation. High-strength steel is used to ensure structural strength and rigidity. This utility model achieves precise pre-positioning through the locating pin, combined with a full welding process, ensuring accurate connection positions and connection strength of each component. It solves the problems of poor assembly compatibility and uneven connection strength, making force transmission more stable and effectively resisting vibration and impact during vehicle operation.