34results about How to "The installation structure is stable" patented technology

The utility model discloses a photovoltaic support fixing screw rod with a rectangular joint, which comprises a fixing screw rod, a first gasket and a second gasket, and further comprises the rectangular joint used for being fixed and an installation seat, one side of the rectangular joint and one side of the installation seat are respectively provided with an installation hole used for the fixing screw rod to penetrate through, the rectangular joint is inserted in the installation seat, and the first gasket and the second gasket are arranged on the installation seat. And the fixing screw rod is sequentially inserted into the rectangular joint and the mounting hole of the mounting seat in a penetrating manner. Through the screw fixing assembly composed of the fixing screw, the first gasket and the second gasket, a stable screw mounting structure is provided between the rectangular connector and the mounting base for photovoltaic support mounting, and the gaskets with strip-shaped anti-skid grooves on the fixing screw are matched with the rectangular connector and the mounting base. The anti-loosening effect after the fixing screw rod is assembled can be greatly improved, the photovoltaic support can be assembled more stably, and the problem of loosening after an existing photovoltaic support and a photovoltaic stone pier are assembled is effectively solved.

The application relates to the technical field of mounting fittings, in particular to a clamping piece and a mounting assembly thereof, wherein the clamping piece body is fixed on a first mounting piece, a fixing piece is arranged on the first through hole of the protruding part, and the fixing piece is detachably connected with a second mounting piece. Then, after the fixing piece is arranged on the first through hole of the protruding part, the clamping piece body is mounted on the mounting surface of the first mounting piece, then the fixing piece is arranged through the second mounting piece, and the fixing piece is connected with the second mounting piece, so that the first mounting piece and the second mounting piece are fixedly connected, the mounting and dismounting are simple and convenient, the connection mode of adhesive glue does not need to be used, and compared with the screwing mode, the clamping piece can make the mounting structure more stable and the mounting operation more convenient.

The utility model discloses a temperature controller mounting structure, including downside protective cover, the middle end of downside protective cover top is equipped with the reserved slot, the inner chamber of reserved slot is provided with temperature controller body, the periphery of reserved slot top all is fixedly connected with screw thread limit link, the surface of screw thread limit link is swingly connected with upside protective cover through the limiting hole, the surface of screw thread limit link and the surface screw thread connection of upside protective cover's surface has the protective pad, the both sides of upside protective cover are equipped with the draw -in groove. The utility model discloses the limiting hole screw thread connection of screw thread limit link and upside protective cover, the installation and dismounting of upside protective cover are convenient, can guarantee the stability of upside and downside protective cover connection simultaneously. Protective pad further enhanced the compactness and stability of connection. The clamping of draw -in groove and clamping plate and the clamping of temperature controller body and limiting slot make the whole mounting structure more firm, prevent the relative displacement of each component in the use process.

This utility model discloses a novel grounding structure for an ignition coil, comprising an upper housing and a lower housing. A control board is disposed within the upper housing, and an iron core, a primary frame, a secondary frame, and a magnetic sleeve are disposed within the lower housing. The iron core, primary frame, secondary frame, and magnetic sleeve are sequentially and parallel to each other. The iron core is inserted into the inner core of the secondary frame, and the secondary frame is inserted into the primary frame. A magnetic sleeve is disposed outside the primary frame. The control board comprises an ignition module, a positive high-voltage connector, a low-voltage connector, and a grounding pin. The grounding pin is vertically disposed on the control board. The secondary frame has a socket, and the grounding pin is inserted from top to bottom into the socket and fixedly engaged with the secondary frame.

The utility model discloses a kind of reinforcing cross arm holding hardware for electric overhead line, including cross arm body and fixing part, the fixing part includes two longitudinal beams and M block, the M block is located between two longitudinal beams, and it is fixedly connected with two longitudinal beams one-to-one, two longitudinal beams are provided with two groups of more than one through hole pair, two groups of more than one through hole pair are distributed in the both sides of cross arm body, and each group of through hole pair includes two through holes, and each group of through hole pair is provided with a U-shaped hoop corresponding to each group of through hole pair.The utility model reinforcing cross arm holding hardware for electric overhead line, by setting the fixing part, two groups of more than one through hole pair are set on the two longitudinal beams of the fixing part, and two more than one U-shaped hoop is used to hold tightly and fix electric pole, two more than one U-shaped hoop can not only be horizontally limited, and when two U-shaped hoops are formed by two different positions and electric pole Limit, two U-shaped hoops and the cross arm body fixed by it can also prevent two U-shaped hoops from yawing and tilting.

The bestriding type large storage battery electric vehicle comprises a frame vehicle frame and an integral storage battery, the frame vehicle frame comprises a handlebar pipe, a rear bottom fork and a bottom supporting beam, the front end of the bottom supporting beam is fixedly connected to the handlebar pipe, and the rear bottom fork is movably connected to the rear end side of the bottom supporting beam. The bottom supporting beam is bent towards the lower side, and a straight-rod-shaped horizontally-arranged mounting part is formed at the bottom end of the bottom supporting beam; a 7-shaped top supporting beam is arranged between the bibcock pipe and the rear bottom fork, the top supporting beam is located on the upper side of the bottom supporting beam, the top supporting beam is provided with a straight rod part and a downward extending part, the straight rod part and the mounting part are arranged in parallel, the front end of the straight rod part is fixedly connected with the bibcock pipe, the downward extending part extends out towards the lower side, and the rear end of the mounting part is fixedly connected with the lower end side of the downward extending part; a mounting cavity is formed between the top supporting beam and the bottom supporting beam, a mounting opening allowing the storage battery to enter the mounting cavity is formed in the side, in the width direction of the electric vehicle, of the mounting cavity, and the storage battery enters and exits the mounting cavity in the width direction of the electric vehicle.

The utility model discloses an integrated water purifier for surface water treatment, which comprises a water purifier, the water purifier comprises a water purification tank, a reactor is arranged on the water purification tank, a filter tank is fixedly arranged in the water purification tank, a honeycomb filler layer is arranged at the top of the filter tank, the filter tank is communicated with the reactor, and an anthracite filter layer and a quartz sand filter layer are arranged at the bottom of the water purification tank. A back flushing pipe is arranged below the quartz sand filter layer, one side of the back flushing pipe is communicated with a water outlet pipe and a driving pipe, the driving pipe is provided with a flow rate adjusting device and a water pump, sewage in the reactor reacts with a flocculating agent and then enters the filter box, and large particles in the sewage enter the filter box under the action of the honeycomb filler layer. Filtered water is further filtered by the quartz sand filter layer and the anthracite filter layer and then is discharged through the backwashing pipe and the water outlet pipe, siphon backwashing is changed into a water pump, backwashing strength is high, backwashing is thorough and clean, and the filter effect is good.

The utility model discloses an elevator stand column lamp tube which comprises a lamp tube body which is detachably connected to an elevator frame body. The ladder cage frame body comprises a plurality of layers of platform frame bodies which are longitudinally arranged, the four end corner positions of the adjacent platform frame bodies are connected through stand column bolts, guardrail frames are connected between the adjacent platform frame bodies through bolts, the guardrail frames are arranged between the adjacent stand columns at the same height, and mounting gaps are formed between the side walls of the guardrail frames and the stand columns; the lamp tube body is arranged in the installation gap and is in a longitudinal long strip shape, a longitudinal installation groove is formed in one side of the lamp tube body, connecting lugs are welded to the side wall of the side, close to the guardrail frame, of the stand column, and through screw holes are formed in the connecting lugs. Fixing bolts are in threaded connection in the through screw holes; and the through screw holes are connected with the lamp tube body through the fixing bolts.

The utility model relates to the field of educational toys, and discloses a four-axis octahedral magnetic Rubik's cube which comprises a central axis body, a plurality of corner blocks, a plurality of central blocks and a plurality of edge blocks, and the central axis body comprises four virtual axis rods and four solid axis rods; a plurality of first locking plates and a plurality of second locking plates are further included, the end of each virtual shaft rod is correspondingly provided with one first locking plate, and the end of each real shaft rod is correspondingly connected with one second locking plate through a locking screw; the center block comprises a first center block main body and a first center block layer plate, and the first center block layer plate comprises a first layer plate and a second layer plate; each edge block comprises a first edge block main body and a first edge block clamping foot; and the first laminate is embedded into a space between the first edge block main body and the first edge block clamping foot. The rotating shaft has the advantages of being stable in structure, compact, smooth and good in magnetic positioning effect, the center shaft body only needs four shafts, the magnetic force of the shaft centers is reasonably arranged, and the rotating hand feeling is effectively improved.

The utility model discloses an improved ultrasonic transducer belongs to ultrasonic transducer field, including upper cover and lower cover, upper cover and lower cover are assembled together, and the part of upper cover is connected with lower cover is provided with ceramic wafer, and ceramic wafer is equipped with positive electrode piece and negative electrode piece, is equipped with adjustable mounting structure on lower cover, and the position of ceramic wafer on lower cover is installed with limit abutting structure. Through setting outer thread on lower cover, cooperation adjustable mounting structure, limit abutting structure and limit sleeve use, adjustable mounting structure screw thread connection is on outer thread, can carry out height adjustment, and then change the installation height of entire ultrasonic transducer, utilize limit abutting structure and form the abutting action to adjustable mounting structure, ensure that adjustable mounting structure can be more stably set on the outer thread on lower cover, avoid the situation that ultrasonic transducer appears loose in the operation, guarantee the use stability of ultrasonic transducer.

The invention belongs to the technical field of curtain wall construction, and relates to an installation structure of a double-curved-surface metal curtain wall, which comprises the following components: a vertical lockrand plate; the conversion support comprises a vertical frame, a first support component and a second support component, the first support component and the second support component are oppositely arranged, and a support conversion face is arranged at the outer end of the first support component; the keel is fixed on the support conversion surface; the adjustable corner connector is fixed on the keel in an adjustable manner; the T-shaped ribbon comprises a vertical connecting end and an arc-shaped transverse connecting end, the vertical connecting end is adjustably fixed to the adjustable corner connector, and the two sides of the transverse connecting end are fixedly connected with the double-curved-surface metal plates respectively. The invention further provides a construction method of the double-curved-surface metal curtain wall. According to the installation structure and the construction method of the double-curved-surface metal curtain wall, the adjustability of the double-curved-surface metal curtain wall is improved, and accurate installation of the double-curved-surface metal plate can be achieved.

The utility model discloses a kind of light steel integral bathroom wall-hung closestool mounting structures, including structural wall, partition wall and wall-hung closestool main body, the partition wall includes decorative wall surface and light steel keel support, the light steel keel support includes several horizontal supports and vertical supports, the vertical support lower end is fixedly connected with ground, at least part of vertical support is inserted with square steel pipe, the structural wall and partition wall have accommodating space between, the wall-hung closestool main body includes water tank in accommodating space and sit bucket on decorative wall surface outer side, the water tank is fixedly connected on light steel keel support, screw rod is arranged between the sit bucket and square steel pipe, and is fixedly connected by screw rod and nut on screw rod.The utility model has the advantages of reducing cost, simplifying installation process, while meeting the load-bearing requirements.

This invention relates to the field of automotive component structure technology, specifically to a high-braking lamp mounting structure and disassembly method. It includes a trunk lid and a high-braking lamp. The trunk lid comprises an inner panel and an outer panel. When the trunk lid is closed, the outer panel has a mounting groove recessed downwards in the Z direction at its X-axis front end. The high-braking lamp is mounted within the mounting groove, and when the trunk lid is closed, the X-axis front end of the high-braking lamp connects to the X-axis rear end of the rear windshield. A fixing structure for securing the high-braking lamp within the mounting groove and an arrangement structure for facilitating the installation of wiring harnesses on the high-braking lamp are provided between the inner panel, outer panel, and high-braking lamp. The high-braking lamp mounting structure of this application is very simple. The high-braking lamp is located outside the rear windshield, unobstructed, easy to install and disassemble, increases the storage capacity of the rear cargo area while increasing the luminous area of ​​the high-braking lamp, and has significant potential for widespread application.

This utility model discloses an impedance-gradient composite honeycomb sandwich integrated sound absorption and insulation structure, including an upper surface plate, a lower surface plate, and a composite honeycomb sandwich layer located between the upper and lower surface plates. The composite honeycomb sandwich layer is composed of multiple honeycomb units of different specifications, with the pore size of the honeycomb units gradually decreasing from near the upper surface plate to near the lower surface plate. This structure achieves impedance gradation through the design of the impedance-gradient composite honeycomb sandwich layer, which can gradually adapt to impedance changes, reduce sound wave reflection loss at the interface, and allow more sound waves to enter the interior of the structure and be absorbed and consumed, significantly improving sound absorption and insulation performance. Furthermore, the different materials work together to fully utilize their respective sound absorption and insulation advantages, forming a good synergistic effect and further improving the overall noise reduction effect. At the same time, a positioning structure is designed between the upper and lower surface plates and the composite honeycomb sandwich layer to ensure the stability of the subsequent overall adhesive assembly.

The utility model relates to the technical field of heat exchange devices, in particular to a special efficient heat exchange device for a heat management system of an air compressor, which comprises a stable support, a mounting support, a pipe body, a sealing block, a radiating space, a water outlet pipe, a water inlet pipe, an external radiating fin, an internal radiating fin, an internal fin, a radiating pipe and auxiliary radiating holes. Sealing blocks are fixedly welded to the two ends of the pipe body, a heat dissipation space is formed in the pipe body, a water outlet pipe is fixedly arranged at the top of the left end of the pipe body, a water inlet pipe is fixedly arranged at the bottom of the right end of the pipe body, a heat dissipation pipe is arranged in the heat dissipation space, and external heat dissipation fins are fixedly arranged on the axial side wall of the heat dissipation pipe. According to the efficient heat exchange device special for the air compressor heat management system, in the using process, through the design of the sealed heat dissipation space, an efficient heat transfer mechanism and the auxiliary heat dissipation holes, the aim of improving the heat dissipation efficiency is achieved jointly.

This invention relates to the field of tunneling equipment technology, specifically to a horizontal axis tunneling machine and its spray distribution mechanism. The spray distribution mechanism of the horizontal axis tunneling machine includes a fixed component and a rotating component. The rotating component includes a fixed seat and an end cap forming a hydraulic chamber. The fixed component includes a connecting shaft extending into the hydraulic chamber through the fixed seat and a distribution plate mounted on the connecting shaft and located within the hydraulic chamber. The fixed seat has a mating surface for contacting the distribution plate. The connecting shaft has a water channel, and the water outlet end of the connecting shaft is located on the side of the distribution plate facing the end cap. The end cap has a rotating mounting hole and an end cap water channel. The water outlet end of the connecting shaft is rotatably mounted in the rotating mounting hole. The end cap water channel connects the water outlet of the connecting shaft and the hydraulic chamber. This design helps ensure the axial position of the connecting shaft, ensures the coaxiality of the rotating and fixed components, and reduces the likelihood of uneven wear between the mating surfaces of the distribution plate and the fixed seat due to installation deviations.

The utility model discloses a fish grid mechanism for rice and fish farming, which comprises a fish grid body, two fixing tips are symmetrically arranged at the lower end of the fish grid body, four anti-toppling tips are uniformly arranged on the outer sides of the fixing tips, a protective net is arranged on the other side of the fish grid body, and an extending fish grid piece is arranged on the inner side of the fish grid body. And a first movable friction clamping piece is correspondingly arranged on one side of the first friction clamping block. Through the structure, the lower end of the swinging flat plate is uniformly and fixedly connected with the plurality of protection tips, and the protection net is fixedly connected between the fixed inclined plates, so that the whole fish grid body structure is mounted very stably and is not easy to collide with rice and fish vigorously; the first movable friction clamping piece and the second movable friction clamping piece are both fixedly connected to the inner wall of the fish grid body, and a first extending groove and a second extending groove are formed in the inner side of the fish grid body in a penetrating mode, so that the two sides or the upper end of the extending fish grid piece can be clamped at different heights and widths, and fingerling is blocked.

The invention provides an automatic cleaning and drying device for a solvent bottle and an operation method, the automatic cleaning and drying device comprises a machine table and a protective cover, a cleaning and drying cavity is arranged between the protective cover and the machine table, and a rotary driving mechanism, a liquid supply mechanism and a liquid collection mechanism are arranged in the machine table; a first-stage liquid spraying mechanism, a second-stage liquid spraying mechanism and a gas spraying mechanism are erected in the cleaning and drying chamber, a liquid supply mechanism is communicated with the liquid spraying mechanisms through a liquid supply pipe, a rotary driving mechanism is connected with a rotary support stretching into the cleaning and drying chamber, and a plurality of clamping assemblies are arranged on the rotary support; the plurality of clamping assemblies are located below the liquid spraying mechanism and the gas injection mechanism, the plurality of automatic sampling needles are erected below the plurality of clamping assemblies, the plurality of automatic sampling needles are connected with the liquid phase analysis mechanism through a liquid feeding pipeline, and a liquid receiving port of the liquid receiving mechanism is formed below the plurality of automatic sampling needles. By means of the liquid phase analysis mechanism, efficient chemical element and content analysis can be conducted on waste liquid, and it is ensured that the solvent bottle cleaning effect meets the requirement.

The utility model relates to stone material curtain wall installation technical field discloses a kind of stone material curtain wall installation structures, comprising: keel assembly, including first keel and second keel;Stone assembly, including first stone and second stone, the first stone is vertically arranged in the side of the first keel away from the wall, and the second stone is horizontally arranged in the side of the second keel away from the wall;And multiple connecting components, the connecting component includes angle steel, hanging seat, hanging piece, bolt and back bolt cover, the angle steel is fixed in the keel assembly, the hanging seat is detachably connected in the angle steel, the hanging piece is hung in the hanging seat, the back bolt cover is arranged in the stone assembly, and one end of the bolt is installed in the back bolt cover through hanging piece. The stone material curtain wall installation structure of the utility model is suitable for the installation of different wall stones, and ensures the stability of the installation structure.

The application belongs to the technical field of additive manufacturing, and particularly relates to a metal 3D printing fine wire feeding device and an additive manufacturing equipment comprising the same. The fine wire feeding device comprises a shell assembly, a metal wire guiding assembly and a metal wire driving assembly. The shell assembly surrounds the metal wire driving assembly. The metal wire guiding assembly is installed in the shell assembly along the longitudinal direction. The metal wire penetrates through the metal wire guiding assembly and is fed by the metal wire driving assembly. The metal wire driving assembly comprises a driving wheel assembly, a driven wheel assembly and an anti-rolling assembly. The driving wheel assembly and the driven wheel assembly jointly constitute a clamping and conveying mechanism for the metal wire. The anti-rolling assembly comprises two side wall supporting discs which are symmetrically arranged on both sides of the metal wire and used for limiting the rolling of the metal wire in the horizontal plane. The problems of poor stability of fine metal wire conveying and difficulty in guaranteeing the quality of finished parts are solved.

The utility model relates to seal technology field, concretely is a kind of seal mounting structure and seal machine, and seal mounting structure includes seal body, mounting piece and magnetic attraction installation cover.Seal body contains seal head, first installation pole and installation head, mounting piece is composed of two symmetrical mounting blocks, its let go of groove and installation groove are fixed first installation pole and installation head respectively, magnetic attraction installation cover is attached mounting piece by magnetite, and accurate adsorption is realized by the cooperation of magnetic attraction positioning hole on magnetic attraction plate and magnetite, and the connecting stability is enhanced by limiting block and limiting groove.The structure is simple and stable, and convenient to disassemble and assemble, improves installation accuracy and use efficiency.Seal machine further includes workbench, seal assembly and paper conveying structure, and seal assembly contains rotary motor, cylinder and the like, realizes multiple seal switching and accurate sealing, and paper conveying structure guarantees paper stable transmission, and overall improves sealing efficiency and quality.

The present invention discloses a washing machine, comprising: a supporting assembly connected to a washing machine housing; a washing machine pan seat connected to the supporting assembly; the washing machine pan seat is embedded in the washing machine housing from the upper opening of the washing machine housing. The washing machine pan seat of the present invention is placed in the washing machine housing, the overall height of the washing machine is reduced, all assembly structures of the washing machine pan seat and the washing machine housing are hidden in the washing machine housing, no unsightly factors caused by assembly can be seen in appearance, and the installation structure between the washing machine pan seat and the washing machine housing is firm and will not be loose.

The installation structure comprises a gypsum board body, the installation face of the gypsum board body protrudes outwards and is integrally provided with a square installation part, the face, attached to a wall, of the square installation part is provided with a cross-shaped reinforcing groove, and the outer side face of the square installation part and one face of the gypsum board body are provided with a sinking installation area; the gypsum board main body is provided with the square mounting part and the cross-shaped reinforcing groove, and is matched with the metal reinforcing plate of the metal keel frame, and the square mounting part and the cross-shaped reinforcing groove are accurately butted and nested, so that the problem that the gypsum board is difficult to quickly and accurately position on the keel frame is solved, the overall stability is enhanced, and deflection during mounting and shaking and deformation during later use are prevented; the metal keel frame and the gypsum board body are assembled and disassembled by matching with the fixing insertion holes in the sinking installation area, and compared with a traditional fixing mode depending on springs, the situation that the fixing blocks cannot be in place due to elasticity failure of the springs, and consequently shaking and falling are caused is avoided.

The utility model relates to the technical field of wire harness processing, and particularly discloses an outer skin rotary cutting device for a high-voltage wire harness, which comprises a fixed bottom plate, a mounting frame is fixedly connected to the upper surface of the fixed bottom plate, a servo motor is mounted on the surface of the mounting frame in an embedded manner, and a rotary positioning plate is arranged on the surface of the mounting frame. A guide supporting column is arranged on the rear surface of the rotary positioning plate. According to the outer skin rotary cutting device for the high-voltage wire harness, the sliding table air cylinder drives the rotatable circular knife and the attaching rolling wheel to position products, the pressure regulating valve regulates air pressure to control the clamping force of the positioning air cylinder, the outer skin rotary cutting device can adapt to different products only by replacing the positioning block, and different air pressures are used for positioning and rotary cutting for the different products; the depth of a cutter relative to a customer product during rotary cutting can be effectively controlled, damage of a circular cutter to a woven net is effectively reduced through controllable cutting, and meanwhile the uniformity and stability of aluminum foil cutting are greatly improved.

The utility model relates to domestic furniture technical field, concretely relates to a detachable double -bank type clothes cabinet, including support frame, upper roof and left and right side plates, and left and right side plates set up in the both sides of support frame, and upper roof sets up in the top of left and right side plates, and the bottom both sides of support frame all are equipped with base support, and the bottom plate is equipped with the cover on base support, and the both sides of support frame top respectively insert and set up a plurality of side hang support, and the end part of side hang support respectively sets up side hang pole. The utility model whole simple structure, when transportation, can save transportation space, is convenient for transportation, and the dismounting and installation method is quick and simple, and the mode of inserting is connected between side hang support and support frame, under the action of the end part warping part of inserting board and support plate, can guarantee the stability of side hang support, avoid the situation that side hang support appears to slip, and side hang pole is installed through the clamping seat of side hang support, is convenient for installation, and the installation structure is stable.

The invention provides a key fixing structure which is suitable for electronic equipment. The key fixing structure comprises a key, a middle frame and an FPC. The key comprises a pressing body and a hanging lug connected to the pressing body, and the hanging lug protrudes out of one side of the pressing body and is bent to form a bent part. The middle frame is provided with an installation groove used for installing the key, the key is installed in the installation groove, one end of the key extends into the middle frame in the installation groove, and one side, away from the hanging lug, of the pressing body protrudes out of the installation groove to be pressed. The FPC is arranged in the middle frame and comprises a metal sheet and a substrate which are bonded with each other, the substrate is provided with a contact matched with the key, the metal sheet is provided with a blocking piece in a protruding mode, the blocking piece is flexibly bent and can be arranged on the side, close to the pressing body, of the bent part, and one side of the blocking piece protrudes out of the bent part and abuts against the middle frame. The invention provides the electronic equipment with the key fixing structure.

The utility model discloses a ladder cage diversion canopy which comprises a canopy frame body, the canopy frame body is connected to the top end of a ladder cage frame body, the canopy frame body comprises a fixing frame and a shielding plate, the fixing frame is of a rectangular columnar hollow frame structure, the shielding plate is fixedly connected to the top end of the fixing frame, and the shielding plate is in a rectangular plate shape. The edge of the baffle plate is in sealed connection with the inner side edge of the top end of the fixing frame, the baffle plate is obliquely arranged, one end corner of the baffle plate is lower than the other three end corners, and a water outlet pipe is arranged at the bottom end of the lowest end corner of the baffle plate; the inner side of the upper end of the fixing frame is fixedly connected with a mounting piece, the top end of the mounting piece is connected with the fixing frame, and the bottom end of the mounting piece is detachably connected with the elevator cage frame body stretching into the fixing frame. According to the ladder cage, rainwater is prevented from falling into the ladder cage frame body, the risk that constructors slip is reduced, the constructors are prevented from being exposed to the rain, and the using effect of the ladder cage is improved.

The utility model provides a rearview mirror installation structure, a frameless vehicle door and a vehicle, and belongs to the technical field of rearview mirror installation, the rearview mirror installation structure comprises a vehicle door inner plate reinforcing plate and a vehicle door outer plate reinforcing plate, and further comprises a rearview mirror body and a rearview mirror installation frame body, and an installation gap is formed between the vehicle door inner plate reinforcing plate and the vehicle door outer plate reinforcing plate. The rearview mirror installation frame body is connected to the inner side of the rearview mirror body, the rearview mirror installation frame body is inserted into the installation gap in the Z negative direction, the rearview mirror installation frame body is provided with an upper installation part and a lower installation part which are installed in the Y direction, the upper installation part is located above the water cutting part, and the lower installation part is located below the water cutting part. According to the rearview mirror installation structure, the rearview mirror is fixed through the upper installation part above the water cutting part and the lower installation part below the water cutting part at the same time, it is ensured that the installation rigidity and modality of the rearview mirror meet the requirements, the rearview mirror is installed stably, and the problem of vibration and abnormal sound is avoided; the rearview mirror mounting structure can be applied to sedan models and SUV models without frame doors, and the expansibility is high.