29results about How to "Control displacement" patented technology

The utility model belongs to the technical field of waterproof of lower room structures, and particularly relates to a waterproof and anti-leakage structure of a basement connection node. In order to solve the problems that complex water seepage paths are difficult to resist, the maintenance cost is increased due to inconvenience in disassembly and maintenance and a waterproof layer is easy to crack due to insufficient deformation coordination of a rigid assembly and a wall body in the existing single-layer waterproof or permanent fixed installation design, the following scheme is provided: the waterproof structure comprises an existing wall body and a newly-built wall body; a multi-stage water seepage blocking path is formed through the inner waterproof layer and the water stop steel plate, and even if a single layer is damaged, underground water pressure can still be effectively resisted; quick disassembly and assembly are achieved through threaded connection and a clamping structure, wall damage is avoided, and the maintenance cost is remarkably reduced; the flexible coiled material and the sealing rubber strip absorb structural deformation displacement, the fixing block embedment design limits displacement of the waterproof belt, long-term stability under dynamic loads is ensured, and the technical problems that a traditional waterproof layer cracks, is difficult to maintain and poor in adaptability are comprehensively solved.

The utility model provides a kind of cover plate structure and battery, belong to battery technical field, cover plate structure includes first cover plate, first pole post, first lower plastic and insulating part being arranged on first cover plate, and connecting portion being arranged between first lower plastic and insulating part. Among them, first pole post is used to and the first lug of pole group is connected, insulating part can be connected with first lower plastic by connecting portion, and abuts on the side of first lug opposite to first pole post. The cover plate structure of the utility model can fix the first lug after welding, limit the shake and displacement of first lug in the process of battery use, transportation etc.

The utility model discloses a telescopic rod piece and modularization quick assembly apron for shock insulation ditch, set in the top of shock insulation ditch, include: support beam, parallelly arranged two, and both ends are used for hinged connection with the structure connection, support beam is telescopic structure, support rod piece, install on support beam and along the length direction of support beam and set side by side multiple groups, support rod piece with support beam swing joint, make the support rod piece interval can be relatively staggered. The application is through the pin shaft hinged joint node and the flexible apron component cooperation design, ingenious use parallelogram unstable characteristics, through linkage between the rod piece and the rod piece, realize the telescopic between the rod piece, realize the apron in horizontal and vertical two -way self -adaptation displacement, have when the earthquake and not easy to take place the upwarp, threaten personnel safety and the strong carrying capacity, can satisfy the demand of passing through the person, passing the car.

The utility model discloses a kind of durable corrugated box compression testing device, including bottom plate, the top side of bottom plate is equipped with long slot, long slot is cross-shaped, fixedly installed with placing plate in long slot, through the collaborative design of driving assembly, transmission assembly and clamping assembly, effectively solve the carton side fixed problem, motor as driving source, drive first bidirectional screw rod rotation, through the multistage transmission of first synchronous wheel, synchronous belt, second synchronous wheel, transmission rod, first bevel gear and second bevel gear, make first bidirectional screw rod and second bidirectional screw rod reverse rotation, since the thread rotation direction of two screw rods is opposite, the slider of its outside drives fixed rod and clamping plate synchronous to carton four sides and adhere, after clamping plate and carton side contact, limit the displacement of carton when testing, inclination, ensure that vertical pressure evenly conducts to carton surface, avoid the test force value deviation caused by side no constraint, improve the accuracy and reliability of test data.

The utility model discloses a V type bending machine, it is in solving the low bending precision of existing equipment, the problem of pressure can not monitor and poor adaptability, including frame, electric jar, pressure sensor, pressure head, pressure seat and pressure gauge, electric jar is fixed in frame through support, and its telescopic end is vertical and downward, and pressure sensor and pressure head are connected in proper order, and the bottom side of pressure head is equipped with V type convex, and pressure seat is opposite to pressure head, and is equipped with the matching V type groove, and both sides are equipped with positioning groove and positioning block, and are respectively used for product horizontal limit and end limit, and pressure gauge is connected with pressure sensor, and can display and store pressure information. The support is equipped with slide rail assembly and L type connecting seat, guarantees that pressure head moves stably, and pressure head and connecting seat, pressure seat and frame all are detachable connection through bolt. The utility model discloses through electric jar accurate drive, real -time monitoring and positioning optimization of pressure, improves bending precision and product quality, and the adaptability is strong, and it is convenient to maintain.

The application provides a vehicle body front end structure and a vehicle. The vehicle body front end structure comprises a reinforcing support arranged on a front bumper, the reinforcing support comprises a main body part and an extension part arranged at the bottom of the main body part; the main body part is connected with a bumper body of the front bumper, the bumper body has a mounting area for mounting a license plate, the extension part extends downward along the up-down direction of the whole vehicle, and a connecting part is arranged on the extension part, the connecting part is located at the rear side of the mounting area and is connected with a lower grille of the front bumper. The vehicle body front end structure has the extension part arranged on the main body part and connected with the lower grille, which is beneficial to improving the strength of the vehicle body front end in the up-down direction of the whole vehicle and the continuity of force transmission, and the fastening stress point when the connecting part is connected with the lower grille is located in a non-visual area, which is beneficial to solving the problem of visual light shadow disorder of the front bumper caused by force pulling and improving the appearance of the front part of the whole vehicle.

The embodiment of the present application provides a back frame trolley, comprising: a chassis frame, a plurality of moving wheels are arranged on the bottom of the chassis frame; a plurality of middle layer frames, the plurality of middle layer frames are connected in a stacking mode along the height direction of the back frame trolley and are connected to the top of the chassis frame; wherein the top of the chassis frame and each middle layer frame are respectively provided with a plurality of limiting piece groups for bearing the back frame and limiting displacement of the back frame, and the plurality of limiting piece groups are arranged in a spaced mode along the width direction of the back frame trolley. According to the technical scheme provided by the embodiment of the present application, the displacement of the back frame on the back frame trolley can be effectively limited by the limiting piece groups, so that the back frame is stably placed on the back frame trolley, thereby realizing stable transportation of the back frame by the back frame trolley, and the back frame trolley has the characteristics of stable structure, simple operation and strong practicability.

The utility model discloses a kind of small pipeline pipe orifice anti-plugging auxiliary welding device, it is related to auxiliary welding device field, including base, two-way screw rod, moving plate, fixed mechanism and anti-plugging mechanism, two-way screw rod rotation is set in the inside of base, moving plate and two-way screw rod form screw rod drive, fixed mechanism is set on moving plate, for fixed pipeline, anti-plugging mechanism is set on base, for plugging pipeline welding position.The utility model uses the setting mode of fixed mechanism and anti-plugging mechanism cooperation, using fixed mechanism can be welded small pipeline fixed on moving plate, and by plugging head of suitable current specification pipeline is inserted between two pipeline needing welding, to plugging protection can be carried out to the welding seam both sides pipeline simultaneously, also can be pulled out by the pulling of moving rod after subsequent welding is completed, convenient to use.

The application relates to the technical field of pile foundation hole protection, and particularly discloses an impact hole-forming pile foundation protection device, which comprises a mesh and a bidirectional conical connecting body. The mesh comprises an upper mesh and a lower mesh, both of which are arranged in parallel and are formed into a grid by longitudinal steel bars and transverse steel bars. The bidirectional conical connecting body is fixed on a middle circular ring by welding through oblique stiffening ribs of a top circular ring and a bottom circular ring, and is formed into an upper-lower symmetrical conical flared shape. The patent aims to solve the problem of steel wire rope swing during construction of an existing impact hole-forming pile machine. The device is mainly used for safety protection and positioning and guiding during construction of the impact hole-forming pile machine.

The utility model relates to the technical field of silica gel foam, specifically discloses a silica gel foam positioning cutting tool, which comprises a cutting table and further comprises: control seats, two in number, symmetrically arranged on the cutting table; positioning plates, two in number, respectively installed on the two control seats; mounting grooves provided on the top of the cutting table; ventilation plates installed in the mounting grooves and flush with the cutting table; the utility model can effectively limit the overall displacement of silica gel foam and avoid material lateral deviation through mechanical positioning of the control seats and the positioning plates; at the same time, the negative pressure environment formed by the mounting grooves and the ventilation plates can adsorb the silica gel foam on the cutting table surface as a whole, so that the silica gel foam completely adheres to the cutting table surface, and the cutting size deviation caused by the non-tight adhesion of the material is reduced.

The utility model discloses a kind of cleaning scrapers for selenium drum, including knife rest and blade, blade includes connecting portion and working part, knife rest includes main frame body and auxiliary frame body;The both ends of main frame body are provided with limiting slot, let position hole and limiting hole, selenium drum frame is equipped with the bearing platform for placing main frame body, bearing platform includes with the horizontal plane and vertical plane of main frame body, the both ends of bearing platform are fixedly installed with bearing seat, bearing seat is equipped with the limiting block, internal thread hole and limiting column sequentially with limiting slot, let position hole and limiting hole cooperation, bearing seat is opposite internal thread hole and limiting column and is fixed with pad, the upper surface of pad is flush with the horizontal plane of bearing platform, pad is opposite internal thread hole and set up to avoid opening, lower locking bolt is threadedly connected with the internal thread hole of bearing seat;Auxiliary frame body is pressed in the upper of main frame body. The cleaning scraper for selenium drum has the advantages of improving the installation stability of knife rest, avoiding the rearward movement of knife rest, and high reliability.

An infrared focal plane refrigerator micro-vibration isolation and vibration absorption device, four groups of focal plane isolation structures are installed between the lower base and the upper seat, the lower base is installed on the camera main body, and the upper seat is installed on the infrared focal plane; the focal plane vibration absorber is installed on the end of the infrared focal plane cold finger; the focal plane limiting structure limits the displacement of the upper seat; four groups of compressor isolation structures are installed between the compressor support and the compressor, the compressor support is installed on the satellite cabin plate, the vibration absorber support is installed on the axial end face of the compressor, and the compressor vibration absorber is installed on the vibration absorber support; the compressor limiting structure limits the displacement of the compressor; the focal plane isolation structure and the compressor isolation structure are flexible structures. The application solves the image disturbance problem caused by excessive micro-vibration of the infrared refrigerator itself and the satellite cabin plate, and has the ability to simultaneously isolate the transmission path and weaken the vibration transmitted to the focal plane by the refrigerator.

The application discloses a single-arch non-column super-large-section subway station arch cover method excavation construction method and belongs to the technical field of subway station construction, and specifically comprises the following steps: S1, performing advanced support on the side of the profile line of the to-be-excavated arch; S2, excavating side pilot holes on the left side and the right side of the arch and performing initial support, temporary support and arch foot longitudinal beams at corresponding positions; S3, excavating an upper pilot hole of the arch and also performing initial support and temporary support at corresponding positions; S4, performing reinforced initial support of the arch and removing the temporary support of the arch; S5, excavating core soil of the arch; S6, excavating middle soil in stages, and performing initial support of side walls; S7, excavating lower soil in stages, and performing initial support of side walls and inverted arches; and S8, laying a waterproof layer in the whole section and performing secondary lining. The reinforced initial support is used to form an arch support structure together with the initial support in advance, so that the working efficiency is improved, the construction period of the arch cover method is shortened, and the safety of the arch support structure is improved.

This utility model relates to a profile structure for a planar skylight, comprising a steel beam, a transition plate, a profile assembly, and a glass panel. The transition plate is fixedly mounted on the steel beam at intervals. The profile assembly includes a subframe and a base. The subframe includes a central portion and an upper edge plate. The lower part of the central portion is fixedly connected to the transition plate, and the upper edge plate is symmetrically fixed to both sides of the top of the central portion. The base includes a support and a fastening component. The support is fixed to the upper edge plate and has a fastening end. The lower surface of the fastening component has a fastening groove that is adapted to and fastens with the fastening end. The upper surface of the fastening component is fixedly connected to the glass panel. The fastening component can be pre-fixed to the glass panel to ensure the assembly quality of the glass and the base. During on-site construction, the position of the glass panel is determined by adjusting the installation of the profile base and the support. Then, the glass panel can be quickly positioned and installed by the fastening groove and the fastening end engaging.

The application discloses a kind of offshore flexible connecting device of pipe, for the expansion connection between several pipe units, each pipe unit is composed of several cylindrical pipes, adjacent pipe units are connected by setting the flexible connecting device in the end of cylindrical pipe, and the end of cylindrical pipe arranged with flexible connecting device is called the connecting end of pipe unit;Flexible connecting device includes two types of A-type flexible connecting device and B-type flexible connecting device;Connecting end A and connecting end B connected with each other are connected with each other by A-type flexible connecting device and B-type flexible connecting device respectively;A-type flexible connecting device and B-type flexible connecting device are respectively provided with mutually fitting concave-convex rubber fender blocks;The edge side of connecting end A and connecting end B is uniformly provided with connecting plate, and the connecting plate opposite to each other between connecting end A and connecting end B is connected by steel chain, and both sides of each connecting plate are provided with reinforcing rib plate.

The utility model discloses a kind of one character disc buckle cover door, it is related to furniture technical field, including cover door board and decoration piece, decoration piece is installed in the clamping groove of cover door board, cover door handle is connected by handle base, handle fastener and screw, decoration piece includes first decorative plate, second decorative plate, first fixed part and second fixed part, respectively installed in handle base both ends and decorative plate end. Handle base is equipped with middle groove and gradient curved surface, the plug-in strip of decorative plate is corrugated or stepped, fixed part bottom groove is adapted with long strip board, and decorative plate and fixed part are integrally formed. The design combines traditional one character disc buckle element with modern furniture, realizes quick installation by clamping groove clamping, handle and decoration piece are integrated, the length of decorative plate can be flexibly tailored according to furniture size, and the structural stability and cultural appreciation are improved.

This utility model relates to the field of capacitor equipment technology, specifically a high-reliability electrolytic capacitor, including a shell, a core package inside the shell, a cover plate on the top of the shell, a conductor on the cover plate with its bottom end penetrating the cover plate and connecting to the core package, a sealing plate on the upper part of the core package, and a convex ring integrally formed on the inner wall of the shell near the lower part of the sealing plate. A pad is adhered to the bottom surface of the sealing plate, and the bottom of the pad is supported by the convex ring. In this high-reliability electrolytic capacitor, the convex ring integrally formed on the inner wall of the shell supports the pad, and the hemispherical protrusion at the bottom of the pad abuts against the top of the core package. Combined with the abutment of the sealing plate by the pressing component, a double-stabilized support structure is formed. Under external vibration, impact, or temperature changes, the displacement of the core package can be effectively limited, ensuring that the relative position of the core package and other components is fixed, and maintaining stable capacitor performance.

This utility model relates to the field of magnetic attraction equipment technology and discloses a conical magnetic tamper, including a housing assembly. The housing assembly consists of an upper shell and a lower shell. The inner wall of the upper shell has several slots, and the inner wall of the lower shell is fixedly connected with several buckles. The opposing surfaces of the two shells are provided with steps. The upper shell and the lower shell are initially connected by the slots and buckles and the steps. A special adhesive is applied to the opposing surfaces of the upper shell and the lower shell and cured to form a sealed connection. The surfaces of the upper shell and the lower shell are symmetrically provided with two central holes. A positioning ring is provided on the outer side of each central hole. A coil pressure plate is provided on the inner wall of the lower shell. The inner cavities of the upper shell and the lower shell jointly accommodate the coil. The coil is radially positioned by the positioning ring and axially fixed by the coil pressure plate. By pre-setting the conical inner cavity contours of the upper shell and the lower shell, the ordinary coil can be naturally shaped by the cavity constraint during assembly. It can achieve a fit with the shell without relying on a customized conical coil, thus solving the problem of poor matching between the coil and the shell.

This invention provides a children's shoe sole that prevents insoles from shifting backward, belonging to the field of shoe sole technology. It includes a sole body with several positioning protrusions and an integral top protrusion. The top protrusion surrounds the top edge of the sole body to form a limiting groove for accommodating the insole. The top protrusion extends upward on both sides corresponding to the arch area to form a pair of symmetrical protective walls. At least one elastic member is also provided on the inner side of the top protrusion to provide elastic compression force to the side edge of the insole. The positioning protrusions are wavy, and several of them are arrayed in the forefoot and heel areas. This invention is highly versatile, adaptable to various insoles, effectively prevents insoles from shifting backward, and is lightweight and inexpensive.

The utility model relates to metal sheet processing technical field, specifically disclose metal sheet bending device with positioning structure, including work table, the surface one side fixed connection of work table has the bending rod no.

This application relates to the field of sensor technology, specifically to a sensor fixing structure for an all-fiber optic current transformer. The structure includes an annular protective box with an internal mounting groove. The protective box comprises an annular upper cover and a lower cover, which are axially connected. The mounting groove is located between the upper and lower covers and penetrates the inner circumferential surface of the protective box radially. An annular baffle, made of plastic, is provided inside the mounting groove. Both sides of the baffle abut against the inner wall of the mounting groove along the axial direction. The inner circumferential surface of the baffle is flush with the inner circumferential surface of the protective box. An annular internal space is formed between the outer circumferential surface of the baffle and the inner wall of the mounting groove. An elastic seal is provided within this internal space. The outer surface of the elastic seal covers the upper surface, lower surface, and side of the internal space away from the baffle. The inner surface of the elastic seal and the outer circumferential surface of the baffle form an annular space for mounting the sensor. This application can stably fix the sensor.

This utility model discloses a thermal inflatable mattress, comprising: an inflatable mattress body, an inflatable cavity inside the inflatable mattress body, a plurality of fabric filaments arranged inside the inflatable cavity, the two ends of the fabric filaments being connected to the top and bottom of the inflatable cavity respectively, and the inflatable cavity being filled with thermal insulation material. This utility model can improve the comfort and thermal insulation performance of the inflatable mattress.

The utility model discloses an anti -impact self -balancing formula hollow glass belongs to hollow glass field, including the fixed installation of slider in the bottom both sides of the card block side face is close, the fixed installation of locating block above slider, the fixed installation of installing block one side of locating block surface, the fixed installation of buffer spring rod in installing block internal center position, the fixed installation of resistance block on buffer spring rod surface, the guide rail of window frame surface both sides is established, the fixed installation of locating rod on the guide rail surface both sides, the sliding sleeve joint of locating rod surface has sleeve joint block, the fixed installation of link plate one side on sleeve joint block surface, through the cooperation of above -mentioned each mechanism, in the aspect of anti -impact, the combination of window frame and card block builds the stable support frame, and the card block of triangular shape is accurately installed in the four around window frame through slider and locating block, and is matched with buffer spring rod and resistance block, can evenly disperse and effectively absorb the impact force, prevent the breakage of hollow glass body because of local stress concentration.

The utility model discloses a kind of full-screen photovoltaic modules of convenient installation, comprising: photovoltaic laminated board, frame, junction box, terminal and fixed support constitute, the fixed support below is connected with mounting bracket, frame is clamped in fixed support and is fixed in photovoltaic laminated board four around.The first, second clamping portion and support portion of the fixed support, respectively clamping middle part and bottom of frame and provide support;The frame is provided with glue injection part, bending part, clamping groove and clamping hole, bending part enhances bearing, and clamping structure realizes accurate and fast installation with fixed support.In addition, frame corner portion is equipped with splicing piece to facilitate connection, the sealing property between laminated board and frame is guaranteed by silica gel, realize the quick installation and splicing between photovoltaic module, solve the fixed strength reduction and loose drop of full-screen caused by traditional component needing pressing block, bolt, gasket installation, reduce the installation cost of full-screen photovoltaic module, improve the ability of component resistance load.

This utility model discloses a welding assembly fixture for a standard section assembly of a tower crane, specifically relating to the field of tower crane manufacturing technology. It includes a base, a main chord angle steel member on the top of the base, a support plate fixedly mounted on the top of the base, a node plate on the top of the support plate, and a positioning mechanism on one side of the support plate. The positioning mechanism includes a fixing block fixedly mounted on one side of the support plate, and support frames fixedly mounted on both sides of the fixing block. A small stepper motor is fixedly mounted on the top of one support frame, and a rotating shaft is fixedly mounted on the output end of the small stepper motor. The other support frame is rotatably connected to one end of the rotating shaft, and multiple positioning plates are fixedly mounted on the outside of the rotating shaft. This utility model ensures precise installation of the node plate and enhances stability. The insertion of the positioning pins into the fixing holes restricts the displacement of the node plate, providing a stable foundation for welding. It is flexible in operation and has versatility.

The application discloses a battery device and an electric equipment. The battery device comprises a frame, a cover body, a bottom plate, a battery cell assembly and a support assembly. The frame has a first opening and a second opening which are located at two sides of a first direction and are communicated with each other. The cover body is connected to the frame and closes the first opening. The bottom plate is connected to the frame and closes the second opening. The frame, the cover body and the bottom plate jointly define an accommodation space. The battery cell assembly is accommodated in the accommodation space and comprises a plurality of battery cells arranged along a second direction. The battery cell comprises a pressure relief mechanism arranged on a first wall of the battery cell. The second direction is perpendicular to the first direction. The support assembly is accommodated in the accommodation space and connected to the frame. The first wall of each battery cell is partially arranged on a surface of the support assembly away from the bottom plate to form a spacing space between the first wall and the bottom plate. The pressure relief mechanism of each battery cell is arranged opposite to the spacing space. The battery device and the electric equipment can improve the reliability of the battery device.

The utility model provides a kind of curtain wall unit combined with photovoltaic module and glass, belong to curtain wall construction technical field;Including photovoltaic module panel, glass panel, the photovoltaic module panel, glass panel are equipped with installation component, the installation component includes horizontal rod one, horizontal rod two, horizontal rod three, three vertical poles, three support strips one, support strip two, the horizontal rod one, horizontal rod two, horizontal rod three are mutually perpendicular with three vertical poles and support strip two are connected with horizontal rod two, two the support strip one is respectively connected with horizontal rod one, horizontal rod three and horizontal rod one, horizontal rod three structure is same.The utility model is equipped with installation component, improves the installation stability and security of curtain wall unit whole and is convenient for assembly.

The application belongs to the technical field of scaffolds, and particularly relates to a disc buckle type scaffold. The overall structure at the two ends of the horizontal rod is arranged at the upper end of the connecting disc, the unilateral stress concentration problem caused by the fact that the construction load directly acts on the local area of the connecting disc in the traditional scaffold is changed, and therefore the stress uniformity and structural durability of the connecting disc are effectively improved. The end of the horizontal rod is provided with a mounting portion with a locking hole, the locking hole can be matched with the locking area on the vertical rod, the displacement or rotation of the horizontal rod in the use process is effectively limited, and the stable connection between the horizontal rod and the vertical rod is realized. In addition, at least one group of horizontal rods which are arranged perpendicularly to each other in the horizontal plane are connected on the same vertical rod, the vertical rod can form a spatial stable structure with at least two surrounding vertical rods through the structural design, the overall structural stability requirement can be met without being connected with all the vertical rods in four directions, the safety is ensured, and the installation and dismounting efficiency of the scaffold is significantly improved.