137results about How to "The installation structure is stable" patented technology

The utility model discloses a photovoltaic roof for a low-carbon building, and relates to the field of photovoltaic technology. The photovoltaic panel installation structure comprises a photovoltaic panel and a plurality of installation structures used for fixing the photovoltaic panel. The installation structure comprises an installation rod and a plurality of supporting assemblies used for fixing the installation rod, each supporting assembly comprises a Z-shaped supporting piece, an L-shaped connecting piece and a hoop, one end of each Z-shaped supporting piece is fixedly connected with one side face of the installation rod, and the other end of each Z-shaped supporting piece is fixedly connected with one side face of the corresponding L-shaped connecting piece. The installation structure is designed to be used for fixing the photovoltaic panel, the installation structure comprises the installation rod and the supporting assembly, the supporting assembly comprises the Z-shaped supporting piece, the L-shaped connecting piece and the hoop, and the hoop can be fixed on the supporting longitudinal beam of the roof, so that the strength of the supporting structure of the roof is prevented from being damaged; the Z-shaped supporting piece can penetrate out of a gap between every two adjacent tiles, so that the tiles are prevented from being damaged, and the structural strength and the waterproof performance of the roof are guaranteed.

The invention relates to the technical field of wide-body vehicles, and provides a wide-body vehicle frame and a wide-body vehicle, the wide-body vehicle frame comprises a longitudinal beam, a lower ring beam, a lifting cross beam, a middle cross beam, a longitudinal pull rod cross beam and a tail cross beam, and the lower ring beam, the lifting cross beam, the middle cross beam, the longitudinal pull rod cross beam and the tail cross beam are sequentially arranged along the longitudinal beam at intervals; through the structural arrangement, the whole frame is connected into a firm and reliable integrated structure, and parts, mainly generating impact and stress, such as a front suspension system, a middle suspension system, a rear suspension system, a container lifting system and a longitudinal pull rod of the wide-body vehicle are reliably and stably mounted and supported; according to the wide-body vehicle frame, stress deformation, cracking and other unstable conditions of the frame are prevented, the overall stability and reliability are further improved by further improving the main stress structure, and then the service life of the wide-body vehicle frame is prolonged.

The utility model discloses a pressure sensor mounting seat, a pressure sensor mounting structure and an automobile seat. The pressure sensor mounting seat comprises a mounting seat main body and a main connecting sleeve, the mounting base body is used for mounting a pressure sensor and a sensor triggering elastic piece. Main connecting sleeves are integrally arranged on the two sides of the mounting base body and extend in the length direction of the mounting base body. The main connecting sleeve is used for being directly connected with the seat suspension spring steel wire in an integrated injection molding mode, the connecting structure is more stable, the pressure sensor mounting base can be effectively prevented from moving relative to the seat suspension spring steel wire, a switching plastic support, a buckle and the like are not needed in the assembling process, few parts are needed, the thickness size of a product can be reduced, and the production cost is reduced. And the product cost can be reduced.

The utility model discloses an easy-to-assemble cable bridge with a quick locking assembly, which comprises a bridge main body and a connecting piece, the two ends of the connecting piece are respectively provided with a clamping groove, and the two ends of the bridge main body are respectively and fixedly provided with a clamping plate which is movably clamped in the clamping grooves and is used for positioning and installing the bridge main body and the connecting piece; first sliding grooves are formed in the top and the bottom of the wire bridge body respectively, second sliding grooves are formed in the top and the bottom of the connecting piece respectively, and the wire bridge body and the connecting piece are assembled and installed through a buckling lock assembly. The easy-to-assemble cable bridge with the quick padlock assembly relates to the technical field of cable bridges, can be conveniently and quickly assembled and installed, and solves the problems that after an existing cable bridge is assembled and installed in a clamping mode, the locking effect between two cable bridges is poor, and the cable bridge is inconvenient to assemble. And the problems of easy loosening, poor mounting effect and low structural stability are solved.

The utility model relates to a water dispenser, in particular to a water dispenser water receiving tank mounting structure, which comprises a water dispenser main body, more than two lock holes are arranged at intervals along the vertical direction, and positioning columns are arranged in the lock holes; the water receiving tank body is provided with a detachable supporting piece, and the supporting piece is provided with a clamping groove connected with the positioning column in a clamped mode. The water receiving tank mounting structure of the water dispenser effectively solves the problem that the water receiving tank is easy to slip off during use and transportation, has the advantages of high adjustability and convenience in disassembly and assembly, and saves the cost while ensuring the stability of the mounting structure.

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 relates to the field of arc extinguish chambers, in particular to a magnetic quenching arc extinguish chamber. Comprising a housing, an opening is arranged below the housing, and an arc extinguishing cover is arranged above the housing; the plurality of grid sheets are arranged in the shell; the two strong magnets are arranged on the two sides of the inner wall of the opening of the shell respectively; the two magnet cover plates are mounted on the shell, and mounting cavities for mounting the strong magnets are formed between the magnet cover plates and the shell; according to the utility model, the strong magnet is fixedly arranged in the magnet cover plate, the installation structure is stable, the strong magnet and the gas production material are combined for use, the strong magnet attracts an electric arc, and the electric arc reacts with the gas production material, so that faster arc extinguishing is realized.

The utility model discloses a safety construction monitoring device, which belongs to the technical field of monitoring devices, and comprises a supporting pipe, a supporting rod and a supporting rod, the camera is mounted at the top end of the supporting tube; the supporting plate is fixedly connected to the bottom end of the supporting pipe; the movable plate is arranged on the supporting pipe in a sleeving manner; the auxiliary positioning rods are connected to the supporting plate in a sliding mode, and the upper ends of the auxiliary positioning rods are fixedly connected with the movable plate; the main positioning rod is connected into the supporting pipe in a sliding manner, and the main positioning rod is connected with the movable plate; after the whole device is conveyed to an installation position, the movable plate is pressed down to enable the auxiliary positioning rods and the main positioning rod to be inserted into soil, the main positioning rod plays a main positioning role, the auxiliary positioning rods play an auxiliary positioning role, and therefore the supporting pipe with the camera can be rapidly and fixedly installed, and the installation efficiency is improved. And rapid installation of the monitoring device on the soil ground is realized.

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 utility model discloses a plastic part connecting structure which comprises a plastic part body, a top plate is fixedly connected to the top of the plastic part body, edge strips are fixedly connected to the two ends of the top of the top plate, sliding rods penetrate through the two sides of the inner wall of a cavity, conical blocks are fixedly connected to the top ends of the sliding rods, and the sliding blocks can slide on the inner walls of sliding groove plates. Before the sliding blocks are inserted into the inner walls of the sliding groove plates, the elastic pieces on the outer walls of one sides of the sliding blocks can be bent, the bent elastic pieces and the triangular strips can slide into the sliding grooves in the inner walls of the sliding groove plates together at the moment, when the triangular strips stretch out of the sliding groove plates, the bent elastic pieces can reset immediately, and then the two sets of triangular strips can be clamped at the two ends of the sliding groove plates. And at the moment, the sliding blocks cannot slide in the sliding groove plates, so that mutual connection of the two sets of plastic parts is achieved, in this way, the multiple sets of plastic parts can be spliced together in different directions, the time and physical strength of workers are saved, and meanwhile the overall practicability of the plastic part connecting structure is improved.

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 invention relates to the technical field of road construction engineering equipment, in particular to road surface anti-skid grain extrusion equipment for road construction, and solves the problem that existing embossing equipment is poor in embossing effect. The road surface anti-skid grain extrusion equipment comprises an embossing roller and a bearing part, the bearing part is provided with a bearing support, and the embossing roller comprises a roller body of a hollow structure and a roller shaft; a plurality of embossing plates for forming lines are uniformly arranged on the outer surface of the roller body, and the two ends of the roller shaft are rotatably arranged on the bearing bracket; the two ends of the embossing roller are provided with driven downward pressing mechanisms, each driven downward pressing mechanism comprises a fixed downward pressing rod and a plurality of guide protruding blocks arranged at the two axial ends of the roller body, the lower end of each downward pressing rod is provided with a rolling wheel, and the guide protruding blocks are located at the two ends of each embossing plate; a shock absorber is arranged between the roller shaft and the bearing bracket; when the embossing roller rotates, the rolling wheels on the lower pressing rod make contact with the guide protruding blocks in an intermittent mode so as to exert lower pressing force on the roller body.

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 utility model discloses an aircraft fuselage assembly and an aircraft fuselage, and relates to the field of aircrafts, the aircraft fuselage assembly comprises a first supporting piece and a second supporting piece, and the end part of the first supporting piece is provided with a first embedding part; a first matching hole matched with the first embedding part is formed in the second supporting piece; the first embedding part can be embedded into the first matching hole so that the first supporting piece can be connected with the second supporting piece. The structure is simple, installation is convenient, the installation structure is more stable and firm, and reliability is high. The aircraft fuselage comprises a third supporting piece and the fuselage assembly. A second embedding part is arranged at the end, away from the first embedding part, of the first supporting piece, and a second matching hole matched with the second embedding part is formed in the third supporting piece. Installation is simple, the fuselage is light in weight, and stability is high.

The invention relates to the technical field of building assembly, and particularly discloses an assembly type building mounting structure and a construction method thereof.The assembly type building mounting structure comprises a plurality of prefabricated slabs and a fixing device, each prefabricated slab is provided with a connecting part, and each connecting part comprises a first connecting piece and a second connecting piece; the first connecting pieces and the second connecting pieces are arranged at the two opposite ends of the prefabricated plates respectively, the first connecting pieces and the second connecting pieces on every two adjacent prefabricated plates are matched with each other, and the fixing devices are arranged at the positions between every two adjacent prefabricated plates and used for fixedly connecting every two adjacent prefabricated plates. The mounting structure is simplified, so that the mounting is convenient, and the mounting stability is improved.

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 invention provides a wall surface and wall plate mounting structure. The wall surface and wall plate mounting structure comprises a first assembling part and a second assembling part, the first assembling part is fixedly connected with the wall plate, and the second assembling part is fixedly connected with the first assembling part and the wall surface, so that the wall plate is mounted on the wall surface; the first assembling piece is provided with a square pipe with a hollow inner core, and the middles of the two opposite side faces of the square pipe are sunken towards the center direction of the square pipe to form two inserting grooves. The second assembling piece comprises a base and at least one inserting part arranged on the base; and the inserting part is inserted into the inserting groove in a matched manner and is fixedly connected with the inserting groove. According to the wall surface and wall plate mounting structure, the wall plates are connected through the first assembling part and the second assembling part and then are loaded on the wall surface, so that the mounting process of the wall surface decorated by the wall plates is simple, the operation is easy, the working efficiency is high, and the mounting structure is firm.

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 discloses a vacuum pump installation structure convenient to disassemble and assemble, which comprises a vacuum pump, an installation ring is detachably connected on the vacuum pump, a size adjusting assembly is arranged on the installation ring, a first installation seat and a second installation seat are oppositely and fixedly connected below the installation ring, a positioning plate is fixedly connected on the first installation seat, and the positioning plate is clamped with a base. The second mounting seat is detachably connected with the base through a second bolt, a connecting pipe is fixedly connected to the vacuum pump, an external pipe is arranged at the other end of the connecting pipe, and the external pipe is in inserted connection with the connecting pipe through a connecting assembly; pre-positioning is achieved through clamping connection of the positioning plate and the base, then the second mounting base is further fixed, then the vacuum pump is fixed through matched use of the mounting ring and the size adjusting assembly, and therefore the vacuum pump is convenient to disassemble and vacuum pumps of different sizes are fixed; the connecting pipe and the external pipe are connected in an inserted mode through the connecting assembly, the function of quick assembly and quick disassembly is achieved, and the working efficiency is improved.

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.