22results about How to "Avoid limit" patented technology

The utility model relates to the technical field of photovoltaic assemblies, in particular to a roof photovoltaic support and a photovoltaic building with the same, and the roof photovoltaic support comprises a plurality of groups of supporting stand columns arranged at intervals; the supporting main beam is fixedly installed at the top of the supporting stand column, a photovoltaic module is suitable for being installed on the supporting main beam, and the end of the supporting main beam extends to one side of the supporting stand column to form an overhanging part; one end of the main beam inclined strut is fixedly installed on the supporting stand column, and the other end of the main beam inclined strut is installed on the overhanging part of the supporting main beam. The cantilever part of the main beam is supported through the main beam inclined strut, an additional reinforcing structure between the supporting stand column in the middle and the supporting main beam is omitted, and the situation that the mounting position of the photovoltaic module is limited by the additional reinforcing structure in the photovoltaic module mounting process can be avoided; the installation of the photovoltaic assembly on the top of the roof photovoltaic support can be effectively simplified.

The utility model discloses a cutting equipment for general equipment manufacturing relates to general equipment manufacturing technical field. The cutting equipment for general equipment manufacturing, including base, the top of base is assembled with the servo motor of adjustable function, the side drive of servo motor is connected with cutting wheel, the side assembly of base is connected by spring one with the limiting board, the side fixed connection of limiting board has the cross bar, the side of base is provided with stable component, and stable component includes hydraulic chamber no.

The utility model relates to steel net tension test technical field discloses a kind of steel net tension test equipment, including support mechanism, the lower fixed mechanism is attached to the support mechanism upper surface, the upper fixed mechanism is fixedly arranged on the lower fixed mechanism upper surface, the support mechanism includes placement table, four sliding grooves are opened in the placement table upper surface, four The sliding groove inside is slidably provided with sliding block, the upper surface one side middle position of four The sliding block is screw set with third fixed knob, four The sliding block one end is fixedly provided with cross bar, four The cross bar both ends are fixedly provided with limit plate, the limit plate one side surface is fixedly provided with third antiskid pad in multiple. In the utility model, by adjustable fixed mechanism, magnetic attraction fixed design and stable support structure, effectively solve the problems existing in the prior art, improve the precision, stability and efficiency of steel net tension test.

The utility model discloses a data and electricity simultaneous transmission centralized controller with flexible installation, which comprises a control box, the control box is provided with a box body and a cover body covering the box body, the box body is internally provided with a memory, a processor and a traffic light control program stored on the memory and capable of running on the processor, the cover body is provided with a voltage stabilizer, the box body is provided with a flexible part, and the flexible part is provided with a power supply. The cover body covers the box body so that the voltage stabilizer can abut against the flexible piece. The memory and the processor are integrated in the same control box, assembly and maintenance by workers are facilitated, the memory and the processor are arranged in the box body, the voltage stabilizer is arranged on the cover body, and the memory, the processor and the voltage stabilizer are integrated in the control box; the voltage stabilizer located on the cover body abuts against the flexible part when the cover body is buckled into the box body, so that collision damage between the voltage stabilizer and the memory or the processor is avoided, and flexible installation protection is achieved for the voltage stabilizer, the processor and the memory.

The utility model relates to the technical field of automobile wheel cover, concretely is a kind of wear-resistant automobile wheel cover, including tyre cover, the inside of tyre cover is equipped with connecting frame, the surface of connecting frame is provided with protection device, and protection device includes wear-resistant shell, and wear-resistant shell is placed on the surface of tyre cover, and the inside of wear-resistant shell is fixedly connected with receiving block, and the surface of receiving block is equipped with receiving groove, and the surface of receiving block is equipped with second sleeve mouth, and the side of connecting frame is fixedly connected with second stabilizing block, and second sleeve mouth is sleeved on the surface of second stabilizing block, and the surface of connecting frame is fixedly connected with guide block, and the surface of guide block is rotatably connected with rotating ring, and rotating ring is located at the side of tyre cover, and the surface of rotating ring is fixedly connected with stop block, and stop block is inserted with the inside of receiving groove. The utility model, by setting protection device, can effectively protect automobile wheel cover, avoid the friction of automobile wheel cover and the edge of road, and further improve the wear resistance of automobile wheel cover.

The utility model discloses an automotive interior flowing water effect atmosphere lamp, which comprises a lamp base. An assembling mechanism is arranged on one side of the lamp base. The assembling mechanism includes a fixing plate, the outer side of the fixing plate is fixedly connected with the lamp base. Magnets are embedded on both sides of the front surface of the fixing plate. A fixing pin is fixedly connected to the front surface of the magnet. An iron block is inserted on the surface of the fixing pin. A lamp board is fixedly connected to one side of the iron block. Connecting blocks are fixedly connected to both the top and the bottom of the lamp board. For this automotive interior flowing water effect atmosphere lamp, by setting the assembling mechanism, during assembly, rotate the turning handle on one side of the rectangular plate to drive the rotating shaft to rotate, so that the cloth belt is wound around the rotating shaft and pulls the adjusting rod to move. The lamp board is adsorbed by the magnet on the fixing plate of the lamp base through the iron block on one side to achieve preliminary positioning. At the same time, the iron block is inserted into the fixing pin on the surface of the magnet to limit the horizontal displacement of the lamp board, and the pre-fixing of the lamp board and the lamp base is completed.

The utility model discloses a double-fluid water mist spray head which comprises a spray head body, one end of the spray head body is connected with a communicating bin, one end of the communicating bin is connected with an airflow pipe, one side of the communicating bin is connected with a liquid flow pipe, and one end of the airflow pipe and one end of the liquid flow pipe are provided with a speed adjusting device. The speed adjusting device comprises a rotating sleeve, a sliding groove, a sliding block, a sliding plate, a linkage sleeve, a moving rod, a moving sleeve, a matching sleeve and a thrust bearing, the sliding groove is obliquely formed in the liquid flow pipe and the air flow pipe, the sliding block is connected to one side of the sliding plate, the thrust bearing is connected with the linkage sleeve and the matching sleeve, the moving rod is sleeved with the moving sleeve, and the sliding rod is sleeved with the matching sleeve. The outer wall of the matching sleeve is connected with the inner wall of the liquid flow pipe and the inner wall of the air flow pipe through threads, a locking mechanism is arranged on the outer side of the liquid flow pipe and the outer side of the air flow pipe, and the locking mechanism comprises a locking sleeve, a control panel, a control groove, a control hole, a shifting rod, a shifting plate, a locking spring, a locking block and a stop block. The flow velocity adjusting mechanism has flow velocity adjusting flexibility and adjusting mechanism stability.

The utility model discloses an infrared tablet press which comprises a base, a die seat is arranged on the base, a plurality of groups of stand columns are arranged on the base, a top plate is arranged at the upper ends of the plurality of groups of stand columns, a material pressing mechanism is movably inserted in the position, corresponding to the die seat, of the top plate, a die groove is formed in the upper end of the die seat, and the die seat is arranged in the die groove. A mold groove is formed in the mold base, a tabletting mold is detachably installed in the mold groove, movable limiting assemblies capable of extending towards the interior of the mold groove are arranged in the mold base and located on the two opposite sides of the top of the tabletting mold, the movable limiting assemblies can prevent the tabletting mold from moving upwards, a tabletting groove is formed in the tabletting mold, and the tabletting mold is located in the tabletting groove. A tablet outlet ejection hole communicated with the tablet pressing groove is formed in the bottom of the tablet pressing mold, a movable bottom plate is detachably installed in the tablet pressing groove, and a tablet outlet mechanism capable of ejecting the movable bottom plate upwards out of the tablet pressing groove is arranged in the bottom of the mold base. The medicine discharging mechanism can upwards eject the formed sheets out of the tablet pressing groove, and the formed sheets can be conveniently taken out.

The utility model discloses a kind of screw rod support machining jigs, relating to screw rod support machining technical field, including jig mainboard and limiting component, the jig mainboard is integrated structure, the limiting component is set on jig mainboard surface, and limiting component includes main fixed frame, auxiliary fixed frame, limiting guide rail, movable support plate, servo motor, two-way threaded screw rod and movable connecting block, the main fixed frame is set on jig mainboard front side, and main fixed frame and auxiliary fixed frame are symmetrically set on the both sides of jig mainboard, the main fixed frame, jig mainboard and auxiliary fixed frame are the integrated structure of close connection. The screw rod support machining jig, by limiting component, so that the device can be driven by motor, realize the stable limiting of screw rod support side edge, avoid the displacement of screw rod support in processing process, by reinforcing component, so that the device can realize the longitudinal limiting of screw rod support, can further improve the stability in screw rod support processing process.

The utility model belongs to sensor technical field, specifically discloses sensor contact subassembly and gas sensor. Among them, sensor contact subassembly includes contact support, and contact support includes installation site, limiting portion and limiting step, and installation site sets up in contact support, and installation site includes entrance and export, and limiting step sets up at export, and limiting portion protrudes towards installation site, and limiting portion extends setting towards limiting step direction, contact terminal is used to install in installation site, and contact terminal includes backplate and sets up on the clamping portion, sensing contact portion and wire connecting portion of backplate, and clamping portion is used for clamping on limiting portion, and abuts against limiting step. The utility model avoids the gap of contact terminal and contact support when connecting through the limiting in X, Y, Z three directions, and guarantees the stability of data transmission.

The utility model relates to a sightseeing bamboo raft fixing structure, and belongs to the field of sightseeing bamboo rafts. Comprising a plurality of bamboo raft pipe fittings, a plurality of fixing mechanisms, a seat fixing mechanism and a sunshade mechanism, the bamboo raft pipe fittings are arranged side by side at intervals, the fixing mechanisms are fixedly installed on the bamboo raft pipe fittings and connect the bamboo raft pipe fittings, the seat fixing mechanism is fixedly installed on the bamboo raft pipe fittings, the bottom end of the sunshade mechanism is fixedly connected with the seat fixing mechanism, and the sunshade mechanism covers the top end of the seat fixing mechanism. The seat fixing mechanism not only reinforces the bamboo raft pipe fitting, but also provides a seat function, in addition, a fixed connecting point can be provided for fixed installation of the sunshade mechanism, and the situation that the bamboo raft pipe fitting is damaged due to the fact that the sunshade mechanism is directly and fixedly installed on the bamboo raft pipe fitting is avoided; according to the utility model, the seat and the sunshade mechanism can be mounted and fixed without shielding a hollow bamboo model, so that the dead weight of the bamboo raft is reduced, and the experience feeling of tourists on the bamboo raft is enhanced.

The utility model discloses a camera module thermal expansion colloid packaging structure, which comprises a mainboard, a chip, a frame, a fixing groove and glass, the chip is arranged at the top of the mainboard, the frame is arranged at the top of the mainboard, the fixing groove is arranged at the top of the frame, the glass is bonded at the bottom of the inner wall of the fixing groove, and the chip is arranged at the top of the mainboard. And a packaging mechanism is arranged at the bottom of the frame. According to the utility model, the packaging mechanism is arranged, the thermal expansion colloid is injected into the packaging mechanism by using the glue injection equipment to fix the frame, and the thermal expansion colloid is a material with special performance, can generate obvious volume expansion or shrinkage when the temperature changes, and can generate volume expansion when being heated; and the expansion degree has certain correlation with the temperature change.

This utility model provides a multi-station collaborative automated processing device for capacitors, belonging to the technical field of capacitor processing devices. It addresses the problem that existing capacitor leads are easily bent due to collisions with vibratory feeders, affecting subsequent capacitor processing. The device includes a capacitor forming frame, a feeding box, a vibratory feeder, a shearing and shaping module, a lead sleeve machine, a material collection box, a feeding and sorting mechanism, and a uniform collection mechanism. The vibratory feeder is fixedly connected to the upper rear end of the capacitor forming frame. The shearing and shaping module is located at the upper middle position of the capacitor forming frame. The lead sleeve machine is located at the upper front end of the capacitor forming frame. The material collection box is located on the right side of the capacitor forming frame. The feeding and sorting mechanism is located outside the vibratory feeder. The uniform collection mechanism is located at the rear end of the material collection box, achieving clamping and shaping of the capacitor leads, facilitating subsequent capacitor processing.

This utility model relates to the technical field of limiting devices, and discloses a limiting device for a hydraulic press, including a device body. A lifting groove is formed on the inner bottom surface of the device body. A slide rail is longitudinally fixed near the center of the inner bottom surface of the lifting groove. A slider is slidably connected to the top of the slide rail. A lead screw is rotatably connected near the center between the inner surface walls of the front and rear sides of the lifting groove, and the lead screw is threadedly connected to the slider. A motor is fixedly installed on the outer front surface of the device body near the bottom edge, and the output shaft of the motor is fixedly welded to the front end of the lead screw. This utility model solves the problem that traditional limiting devices generally limit the extension inside the hydraulic cylinder to prevent the hydraulic rod from sliding beyond the predetermined stroke, but once a malfunction occurs, it can easily damage the core components, making repair difficult and costly, thus reducing the practicality of the equipment.

The utility model provides a universal electric drill gun, including drill gun body and rotation cover, is equipped with power axis on the drill gun body, is equipped with first steering body on power axis, is equipped with second steering body one side of first steering body, and one steering body and second steering body structure are same, is equipped with output shaft on second steering body, first steering body includes half tooth ball, and the half tooth ball of first steering body is engaged with the half tooth ball of second steering body. The overall structure can realize the angle adjustment of output shaft, and the output shaft after adjustment makes the drill bit align target position, avoids the phenomenon of drilling deviation, skidding, even damaging workpiece or electric drill gun itself due to the instability of unable to adjust stress. The overall device can be applied to non-vertical or non-horizontal inclined angle drilling requirements, has a larger application scene range, high operation efficiency, convenient operation and great popularization value.

This utility model discloses a track wheel locking and releasing mechanism, including a plate body. A first groove is formed at the top of the plate body, and a linear drive device is fixed to the top of the plate body. A rotating plate is inserted into the first groove, and the rotating plate is rotatably connected to the plate body via a connecting device. A locking block is provided at the bottom of the rotating plate. An oblong hole is formed on the side of the rotating plate above the plate body, and a first shaft is disposed within the oblong hole. A connecting plate is fixed to the output shaft of the linear drive device, and the connecting plate is fixedly connected to the first shaft. Compared with the prior art, the linear drive device of this utility model can indirectly cause the locking block to rotate counterclockwise. At this time, the locking block can apply a force to the track wheel inside and open the movement path of the track wheel. Combined with the gravitational potential energy of the track wheel, it ensures smooth disengagement and prevents the track wheel from remaining stationary due to insufficient gravitational potential energy to overcome the friction between the track wheel and the track.

This utility model discloses a bottom bowl forming device, belonging to the field of bottom bowls, including a worktable and a second connecting plate. The bottom of the worktable is fixedly connected with four anti-slip feet, and the top of the worktable is fixedly connected with a column. A controller is fixedly connected to one side surface of the column. This utility model, by setting a balance ring, a support plate, a spring, and a folding sealing plate, uses the balance ring as a bearing and force transmission medium. With its rigid plane, it can achieve uniform pressure distribution in conjunction with the support plate, effectively avoiding mold tilting that may be caused by traditional hydraulic single-point drive. The spring buffer mechanism can provide initial buffer force and increases with the increase of compression, which significantly reduces the peak impact force, thereby effectively reducing mold wear or damage. The folding sealing plate always adapts to the forming process, and the adaptive folding ensures the sealing effect of the trapezoidal groove, effectively preventing dust and other debris from entering the trapezoidal groove and causing problems.

The utility model discloses a kind of multi-point thickness gauge of board, it is related to thickness gauge technical field, including workbench, laser ranging sensor and L-shaped extrusion plate, the utility model is limited by setting component, clamping plate compaction boss can prevent moving relative to workbench, to limit the position of laser ranging sensor, pull handle drives clamping plate and is away from boss simultaneously can remove the limit of limit component to laser ranging sensor, it is convenient to move left and right vertical plate and adjust the position of laser ranging sensor, by setting rubber non-slip pad, rubber non-slip pad can play buffering action when clamping plate is close to boss, rubber non-slip pad is compressed when clamping plate compaction boss, to avoid removing the limit of limit component to laser ranging sensor due to accidental touch handle, by setting transmission component, rotating unilateral knob can drive the L-shaped extrusion plate of left and right sides simultaneously mutually close or mutually far away, improve the efficiency of clamping and fixing to board.

The application discloses the technical fields of electric house box and discloses an electric house sensor terminal, which comprises an electric house box body, a through groove is formed in the bottom of the electric house box body and is connected with a mounting plate, both ends of the mounting plate are connected with toothed plates, drive boxes are arranged on both sides of the lower surface of the electric house box body, an adjusting gear is arranged in the inner cavity of each drive box and is connected with the toothed plates, a temperature sensor is arranged on the upper side of the left inner wall of the electric house box body, a forced air cooling mechanism is arranged on the top of the electric house box body, a cavity is formed between the inner cavity of the electric house box body and the two toothed plates, a circulating cooling pipeline is arranged in the cavity and is connected with an external water cooling mechanism, and locking assemblies are further arranged between the two toothed plates and the inner wall of the electric house box body. The forced air cooling, water cooling and multi-direction cooling functions are realized, the cooling effect is good, the electric house device is prevented from being damaged due to high temperature, and the electric house device can be conveniently disassembled, repaired and replaced.

The invention discloses a cutting and polishing device for precision mold production, and particularly relates to the technical field of mold cutting and polishing, the cutting and polishing device comprises a protection box for protection, a conveying assembly for conveying is arranged on one side of the top of an inner cavity of the protection box, and two square shell molds to be cut and polished are placed on the top of the conveying assembly; and a cutting and grinding part for cutting and grinding the square shell mold is further arranged on the rear portion of the conveying assembly, a plurality of limiting mechanisms are further arranged in the cutting and grinding part, and a hydraulic telescopic cylinder is arranged on the rear side of the bottom of the protection box. According to the cutting and grinding device for precision mold production, the cutting and grinding part is matched with the continuous conveying function of the conveying assembly, cutting-grinding integrated machining of a square shell mold is achieved, compared with a traditional step-by-step machining mode, the equipment idle time is greatly shortened, the single-batch machining efficiency is improved, and the production cost is reduced. And in the whole process, manual auxiliary feeding and taking are only needed, the procedure connection cost is effectively reduced, and the batch production requirement is met.