39results about How to "Solve the inconvenience of assembly" patented technology

The invention relates to an angle connector. The back end of a connector shell of the angle connector is provided with an opening. A tail cap shaped to match the opening is mounted on the opening. The opening includes a plugging end shell part and a wiring end shell part. The tail cap includes an upper part used for sealing the plugging end shell part of the shell and a lower part used for sealing the wiring end shell part of the opening. As the opening includes the wiring end shell part, the opening gets larger, an insulator as well as a wire and a contact element pressure-welded together are easy to assemble, and the problem that assembly is inconvenient during wiring of an angle connector is solved. Moreover, a sealing gasket is arranged between the opening and the abut-joint side of the tail cap, so that the sealing performance of the angle connector satisfies the needs.

The invention discloses a novel steel pipe column and shaped steel beam assembling method. Top flange U-shaped steel or channel steel provided with multiple bolt holes is vertically welded to the two sides faces of a steel pipe column with the section closed and is symmetrical about the axis, lower flange U-shaped steel or channel steel provided with multiple bolt holes is correspondingly welded to the lower portion of the steel pipe column, and a shear web provided with bolt holes is welded to the gap between the top flange U-shaped steel or channel steel and the lower flange U-shaped steel or channel steel; an open type steel beam has an open section, a beam end plate is welded to the end of one side of the open type steel beam, a beam end lug plate is welded to the middle of the beam end plate, bolt holes in the beam end plate correspond to those in the top flange U-shaped steel or channel steel and the lower flange channel steel, and the beam end lug plate corresponds to the bolt holes in the shear web. The method is suitable for assembly and connection between the steel pipe column with the closed section and the steel beam with the open section, the anti-seismic property and ductility of a joint can be improved, the bearing capacity of the joint can be improved, brittle failure of the steel pipe column under static force or earthquake action is avoided, and then high earthquake-resistant ductility of a steel frame structure is guaranteed.

A mainboard comprises a detecting and switching circuit, SATA (Serial Advanced Technology Attachment) connectors and a PCIEx16 (Peripheral Component Interconnect Express) connector, wherein the detecting and switching circuit is connected with the SATA connectors and the PCIEx16 connector, the PCIEx16 connector is also connected with an SAS (Serial Attached Small Computer System Interface) card, and the detecting and switching circuit correspondingly controls the connection between the detecting and switching circuit and the PCIEx16 connector by judging the signal received by the detecting and switching circuit, and is disconnected from the PCIEx16 connector when receiving an SATA signal, so that the mainboard can communicate with an SATA hard disk through the detecting and switching circuit and the SATA connector; and when receiving an SAS signal, the detecting and switching circuit is connected with the PCIEx16 connector, so that the mainboard can communicate with SAS hard disks through the SATA connectors, the detecting and switching circuit, the PCIEx16 connector and the SAS card. A server solves the problem that the heat dissipation and assembly of the server are inconvenient due to excessive used SAS cables when being connected with the SAS hard disks. The invention also provides the server adopting the mainboard.

The invention discloses a GNSS and Loran-C integrated reception antenna, and relates to the field of communication equipment. The antenna comprises a pedestal and a casing, a radome is arranged in thecasing, the pedestal comprises a base plate and a connecting cylinder fixedly connected with the base plate, a connecting gasket is arranged in one side of the base plate, connecting columns are arranged on the connecting gasket and integrated with the connecting gasket, a connector lug is arranged in the middle of the base plate, the casing comprises a body shell, a top cover is arranged in thetop of the body shell, and fixation holes are arranged in the bottom end of the body shell. The pedestal, the casing and radome are assembled in an integrated way, a feed line is connected with the radome to serve as an oscillator of the Loran-C antenna, an integrated small antenna is formed, the antenna length can be effectively reduced to 0.2-0.3m in the condition that the performance is ensured, integrated minimized antenna design is realized, and the problem an antenna is inconvenient to transport and assemble traditionally is solved.

The invention discloses an automatic customized robot for the wind power generation industry. The automatic customized robot for the wind power generation industry comprises a customized robot shell body, and further comprises a mounting mechanism and a lubricating mechanism, wherein an operation load-bearing plate is fixedly arranged on the bottom of the customized robot shell body; a load-bearing fixing seat is fixedly arranged on the front surface of the customized robot shell body; the mounting mechanism comprises a connecting base plate, a lifting snap ring, a fixing slot, a locking clamping block and a connecting guide column, by a fixing clamping block which is designed and mounted on the bottom of the load-bearing fixing seat and a fixing clamping groove which is designed and formed in the inner side of the connecting base plate, the load-bearing fixing seat and the connecting base plate are fixed, assembling of the customized robot is facilitated, by the locking clamping blockwhich is designed and mounted on the inner side of the connecting base plate and a fixing hole which is designed and formed in the inner side of the fixing clamping block, the load-bearing fixing seat and the connecting base plate are reinforced, shaking of the load-bearing fixing seat and the connecting base plate during connection is avoided, and the problem that the customized robot is inconvenient to assemble is solved.

The invention relates to an assembling auxiliary device for a large-scale vertical HVPE reaction chamber. The assembling auxiliary device is composed of a top flange, a hoisting load-bearing pillar and a precision adjusting bearing plate. Two ends of the hoisting load-bearing pillar are both equipped with a limit moving structure capable of adjusting upper and lower motion range. The load-bearing ratio of weight of the large-scale vertical HVPE reaction chamber on a load-bearing pipe to weight of the large-scale vertical HVPE reaction chamber on an outer sleeve can be adjusted after general assembling of the large-scale vertical HVPE reaction chamber. The precision adjusting bearing plate can bear and accurately adjust concentricity and levelness of parts. For assembling of the large-scale vertical HVPE reaction chamber, two big areas A and B are divided for separate assembly by the assembling auxiliary device, and then overall assembling is carried out. Therefore, the problem of assembling inconvenience caused by too high height of the reaction chamber can be effectively solved, assembling precision and assembling efficiency are obviously enhanced, and the influence on precision of superfluous dismounting of the upper body and equipment stability is avoided during maintenance and dismounting.

The invention belongs to the technical field of application of assembling accessory of a coating machine for tablet preparation and discloses an efficient spray gun structure for the coating machine. The efficient spray gun structure comprises a nozzle holder, a positioning sleeve, a nozzle, a first guide tube, a threaded joint ring, a material-guiding joint, a first connecting bush, a second guide tube, an auxiliary connecting sleeve, a third guide tube, a feed tube, a limit ring, a second connecting bush and a booster pipe. The efficient spray gun structure for the coating machine has the advantages that the efficient spray gun structure is reasonable in design, has excellent corrosion resistance, wear resistance, high-temperature resistance and the like as it is assembled by stainless steel parts, has long service life and stable working state, provides a guarantee to coating quality and efficiency of the prepared medicine, and solves the problem that conventional coating spray guns are inconvenient to assemble and maintain; besides, the efficient spray gun structure has excellent explosion prevention performance and high safety coefficient, is standard and safe in specifications, is attractive and practical and is convenient to wash.

The invention discloses an active aircraft side rod improving aircraft control quality. The active aircraft side rod improving aircraft control quality comprises a main body and further comprises a mounting mechanism, a fixing mechanism and a protective mechanism, the front surface of the main body is fixedly connected with an operation rod bearing seat, the top of the operation rod bearing seat is fixedly connected with an operation rod protective top cover and an operation bearing rod, and the mounting mechanism is located at the joint of the operation rod bearing seat and the operation rodprotective top cover. A fixed tooth plate is designed and mounted at the joint of the operation rod bearing seat and the operation rod protective top cover, a reinforced tooth plate is designed and mounted on one side of the operation rod protective top cover, thus the operation rod bearing seat and the operation rod protective top cover are fixed, meanwhile a concave limiting groove is designed and mounted on the inner side of the operation rod bearing seat, waggling is avoided when the operation rod bearing seat and the operation rod protective top cover are connected, and the problem that the operation rod bearing seat and the operation rod protective top cover are not convenient to assemble is solved.

A novel hydraulic machine with dust and odor removal functions comprises a hydraulic machine body and a dust and odor removal system arranged on the hydraulic machine body. On one hand, a hydraulic oil pump assembly is arranged at the bottom of the hydraulic machine, an underneath type structure is adopted, and meanwhile, the structure of movable beams is optimized; and the problem that assembly is inconvenient due to the fact that the large assembly lifting height is needed when the hydraulic machine is assembled is effectively solved. On the other hand, dust and gas suction pipelines are arranged on the periphery of the hydraulic machine, a waste dust and waste gas purification mechanism is arranged at the bottom of the hydraulic machine, waste dust and waste gas generated in production of the hydraulic machine are collected and purified in the first time, and the influence of the waste dust and the waste gas is directly eliminated fundamentally.

The invention discloses an assembly combination tool, which comprises a supporting table piece; a support which is fixedly connected to the supporting table piece, the supporting end face of the upper end of the support protrudes out of the supporting table face of the supporting table piece, and first avoiding holes and second avoiding holes are arranged on the supporting end face; and a positioning core shaft which is fixedly installed on the supporting table top and protrudes out of the supporting table top, the multiple first avoiding holes are arranged around the positioning core shaft, the multiple second a holes voiding are formed around the positioning core shaft, and the first avoiding holes are arranged at the sides, close to the positioning core shaft, of the second avoiding holes. According to the assembly combination tool provided by the invention, the positioning core shaft is arranged to conduct center positioning on a membrane disc, then the support is adopted, the supporting end face on the support is used for supporting the disc, the first avoiding holes and the second avoiding holes are arranged to guarantee insertion of a step pin, and therefore the problem that the disc deforms in the knocking process is effectively avoided. The invention further discloses a membrane disc assembly combination tooling comprising the assembly combination tool.

The invention discloses a clamping part transportation fixing device of a disassembly transportation transformer, which comprises a plurality of foot pads (1) and two or more beams (3), wherein the foot pads (1) are fixed on a transportation box, the beams (3) are respectively used for supporting two clamping parts (5) which are arranged in a left and right symmetrical mode, the beams (3) are arranged on the foot pads (1) and are fixedly connected with the foot pads (1), the lengths of the beams (3) extend along the length direction of the clamping parts (5), and the foot pads (1) are orderly arranged along the length direction of the beams (3). The clamping part transportation fixing device of the disassembly transportation transformer solves the problems that the clamping parts in the disassembly transportation transformer are easy to deform during the transport process, thereby leading the clamping parts not to be conveniently assembled on site. The clamping part transportation fixing device of the disassembly transportation transformer is suitable for different structural sizes of disassembly transportation transformers when transporting, and is excellent in generality.

The invention belongs to the technical field of application of diesel generator assembling accessories, and particularly discloses an end cover applied to diesel generator assembling. The end cover comprises a positioning ring body, a positioning ring body positioning hole, a positioning clamping block, a limiting clamping ring, a connection ring, a connection rib plate, an auxiliary limiting clamping ring, a limiting lug plate, a lug plate positioning hole, a connection convex ring, a concave face and a convex ring positioning hole. The end cover has the beneficial effects that design structure is reasonable, the positioning ring body, the positioning ring body positioning hole, the positioning clamping block, the limiting clamping ring, the connection rib plate, the auxiliary reinforcingrib block, the connection ring, the auxiliary limiting clamping ring, the limiting lug plate, the lug plate positioning hole, the connection convex ring and the convex ring positioning hole are of anintegrally-formed cast iron or stainless steel structure, the end cover has the characteristics of high corrosion resistance, wear resistance and high temperature resistance, the service life is long, no fracture risk exists, assembling and sealing are firm and reliable, the whole generator unit does not need to be frequently overhauled, the using working efficiency is high, and the problems thatan existing end cover is inconvenient to assemble, disassemble and maintain are solved.

The invention relates to an angle connector. The back end of a connector shell of the angle connector is provided with an opening. A tail cap shaped to match the opening is mounted on the opening. The opening includes a plugging end shell part and a wiring end shell part. The tail cap includes an upper part used for sealing the plugging end shell part of the shell and a lower part used for sealing the wiring end shell part of the opening. As the opening includes the wiring end shell part, the opening gets larger, an insulator as well as a wire and a contact element pressure-welded together are easy to assemble, and the problem that assembly is inconvenient during wiring of an angle connector is solved. Moreover, a sealing gasket is arranged between the opening and the abut-joint side of the tail cap, so that the sealing performance of the angle connector satisfies the needs.

The invention provides a connecting pipe assembly, a drainage structure and an air conditioner indoor unit. The connecting pipe assembly comprises a connecting pipe and a connector connected with the connecting pipe, and the connector is used for being connected with a drainage pipe of the drainage structure in a clamped manner; a first guide groove is formed in the connector, the first guide groove cooperates with a first guide protrusion on the drainage pipe, and at least part of the first guide protrusion is used for being arranged in the first guide groove so that guiding can be achieved through the first guide protrusion and the first guide groove when the connector and the drainage pipe are connected in the clamped manner; and / or, a second guide protrusion is arranged on the connector, the second guide protrusion cooperates with a second guide groove in the drainage pipe, and at least part of the second guide protrusion is used for being arranged in the second guide groove so that guiding can be achieved through the second guide protrusion and the second guide groove when the connector and the drainage pipe are connected in the clamped manner. The connecting pipe assembly solves the problem that a connecting pipe assembly is inconvenient to assemble in the prior art.

The invention provides an air conditioner indoor unit. The indoor unit of the air conditioner includes: the indoor unit body, including the shell, on which the first installation structure is arranged; the display screen, including the display screen body, the mounting part and the second mounting structure, the display screen body The installation structure is arranged on the installation part; the second installation structure is used for hanging on the first installation structure, so that the display screen is connected with the indoor unit body. The air conditioner indoor unit of the present invention solves the problem of inconvenient assembly of the indoor unit body and the display screen of the air conditioner indoor unit in the prior art.

The invention discloses a novel steel pipe column and shaped steel beam assembling method. Top flange U-shaped steel or channel steel provided with multiple bolt holes is vertically welded to the two sides faces of a steel pipe column with the section closed and is symmetrical about the axis, lower flange U-shaped steel or channel steel provided with multiple bolt holes is correspondingly welded to the lower portion of the steel pipe column, and a shear web provided with bolt holes is welded to the gap between the top flange U-shaped steel or channel steel and the lower flange U-shaped steel or channel steel; an open type steel beam has an open section, a beam end plate is welded to the end of one side of the open type steel beam, a beam end lug plate is welded to the middle of the beam end plate, bolt holes in the beam end plate correspond to those in the top flange U-shaped steel or channel steel and the lower flange channel steel, and the beam end lug plate corresponds to the bolt holes in the shear web. The method is suitable for assembly and connection between the steel pipe column with the closed section and the steel beam with the open section, the anti-seismic property and ductility of a joint can be improved, the bearing capacity of the joint can be improved, brittle failure of the steel pipe column under static force or earthquake action is avoided, and then high earthquake-resistant ductility of a steel frame structure is guaranteed.

The invention discloses a light emitting diode bulb which comprises an electrical connector, a lamp wick plate and a circuit module, wherein the electrical connector can be connected with a bulb holder connected with a power supply and is provided with at least one electrode jack; the lamp wick plate comprises a circuit board and a plurality of light emitting diodes which are electrically connected with a printed circuit of the circuit board; the printed circuit is provided with circuit connecting points for driving power to access; the circuit module comprises a driving circuit board as well as a driving circuit, input side electrode contacts and output side electrode contacts which are arranged on the driving circuit board; at least one input side electrode contact can be inserted into the corresponding electrode jack of the electrical connector and is used for directly connecting with the power supply when the electrical connector is arranged on the bulb holder; the output side electrode contacts can be directly and electrically connected with the circuit connecting points of the lamp wick plate; the power supply of the bulb holder can be directly and electrically connected to the lamp wick plate through the circuit module without configuring an electric wire; the light emitting diode bulb has the advantages of simplifying production and assembly steps and improving the assembling speed.

The invention relates to the technical field of frame painting assembly, and discloses a semi-automatic painting tightening machine. The semi-automatic painting tightening machine comprises a machining table. Tightening mechanisms are symmetrically mounted on the machining table, and a fixing mechanism is mounted in the middle of the machining table. Each tightening mechanism comprises two limiting plates, multiple clamping grooves, a tightening plate, a through hole, a sliding hole, two sliding rods, two clamping rods, a spring and two clamps, wherein the two limiting plates are fixedly connected to the top side wall of the machining table symmetrically, the multiple clamping grooves are symmetrically formed in the opposite side walls of the two limiting plates, the tightening plate is arranged between the two limiting plates, the two clamps are fixedly connected to the opposite side walls of the two tightening plates symmetrically, the through hole is formed in the tightening plate,the sliding hole is formed in the hole wall, away from the clamps, of the through hole, and the two sliding rods are slidingly connected into the sliding hole symmetrically. According to the semi-automatic painting tightening machine, canvas can be conveniently tightened, meanwhile, inner frames of different types can be conveniently fixed, and then frame paintings can be conveniently assembled.

The invention discloses a high-strength bridge guardrail which comprises a first supporting column and a second supporting column. A second fixing plate is arranged at the bottom end of the first supporting column, a mounting groove is formed in the middle of one side wall of the first supporting column, a stop rod is arranged in the middle of the other side wall of the first supporting column, and the second supporting column is arranged at the end, away from the first supporting column, of the stop rod; and a machine box is arranged at the top end of the first supporting column, and an operation panel is arranged in the middle of one side wall of the machine box. The guardrail has the beneficial effects that the first supporting column and the second supporting column can be convenientlyinstalled by arranging the mounting groove and the stop rod, the convenience of guardrail assembly can be guaranteed, automatic illumination can be performed according to the intensity of light by arranging a photosensitive sensor, a controller and an illuminating lamp, the convenience of guardrail use can be improved, and by arranging the first fixing plate, the second fixing plate and a reinforcing frame, the strength of the guardrail can be effectively improved while the guardrail is reliably fixed, and the use reliability of the guardrail can be guaranteed.

The invention discloses a heat exchange device based on terrestrial heat utilization. The heat exchange device comprises a heat exchanger body and a monitoring system. The heat exchanger body is connected with the protective screen frame through a detachable connecting mechanism; the detachable connecting mechanism comprises C-shaped frames and side inserting blocks, the C-shaped frames are installed on the two sides of the heat exchanger body, and the side inserting blocks are installed on the surfaces of the two sides of the protective screen frame; the C-shaped frames are provided with rotary baffle blocks; rectangular sliding grooves are formed in the side inserting blocks, connecting rods, rectangular sliding blocks and springs are arranged in the rectangular sliding grooves, the connecting rods are sleeved with the springs, one ends of the connecting rods are connected with the rectangular sliding blocks, and the other ends of the connecting rods sequentially penetrate through the side inserting blocks and the rotating check blocks. The invention further provides a using method of the heat exchange device based on terrestrial heat utilization. The heat exchanger main body and the protective screen frame can be conveniently disassembled and assembled, so that later maintenance is facilitated.

The invention relates to a jet-attract form petrol cutting torch, comprising: one end of connecting pipe is small cylinder while another one is large cylinder; the end of cylinder has a groove while an inner cylinder surface in the middle; the jet-attract pipe shaped in cylinder has a hollow pipe in the middle, and one end of it is external pyramidal face while another end is inner pyramidal face, and its position for the hollow pipe is inner pyramidal face while the external round on another end is cylinder face, furthermore, an oil hole is mounted on its pipewall; the nozzle shaped in cylinder has a hollow in the middle, while the external round on its one end is external pyramidal face while another one is cylinder, and the position of hollow pipes are inner pyramidal face; the oil noodle shape in cylinder staff has a pyramidal face shaped end. The inner pyramidal face of hollow pipe on one end of the jet-attract pipe is connected to the external round of one end of the nozzle. And the connecting pipe covers one end of nozzle that has inner pyramidal face on the position of hollow pipe, which contains an oil noodle whose external pyramidal end towards the nozzle and the left end of noodle is the mixed oxygen valve post, while the mixed oxygen valve post fixed on the noodle. Said invention has high cutting speed of cutting torch and better quality.

The invention relates to a rib plate spaced connecting giant steel support and a manufacturing method thereof. The steel support comprises wing edges, webs, rib plates and a rib plate connecting component. The rib plates are arranged on the midperpendicular of the webs and are welded with the webs first, after the rib plates are welded with the webs, the webs are then welded with the wing edges, then a box-shaped cross section is assembled and welded, and at last the rib plate connecting component is welded. The rib plate spaced connecting giant steel support and the manufacturing method thereof have the advantages that the rib plates are welded on the midperpendicular of the webs, the connecting component is welded between the rib plates so that horizontal connecting between the webs can be enhanced, local buckling of the webs is prevented, the requirement of the ratio of height to thickness is met, and a giant supporting cross section can be welded more easily compared with an entire rib plate, steel consumption can further be reduced, and construction cost is reduced. Meanwhile, the problem that supporting, welding and assembling are inconvenient is solved, construction is accelerated, a construction period is shortened, and the construction cost is reduced.

A novel underneath type hydraulic machine comprises a stand column frame, a lower beam frame and a movable upper beam. Lifting oil cylinders used for pushing the movable upper beam to ascend and descend are vertically and fixedly arranged at the positions, corresponding to the four end corners of the movable upper beam, of the lower beam frame correspondingly. The end corners of the bottom of the movable upper beam are connected with the corresponding lifting oil cylinders correspondingly. A movable middle beam is arranged on the stand column frame and located on the upper side of the lower beam frame, and a plurality of main power oil cylinders used for pushing the movable middle beam to ascend and descend are evenly and perpendicularly arranged at the position, located at the bottom of the movable middle beam, in the lower beam frame. An oil tank, a hydraulic pump station and a master control cabinet for controlling and driving the hydraulic machine to operate are arranged on one side of the lower beam frame. A holding mechanism used for fixing the lifting position of the movable upper beam and a guide mechanism used for guiding lifting of the movable upper beam are arranged between the movable upper beam and the stand column frame. The novel underneath type hydraulic machine is convenient to assemble, power is optimized, and efficiency is improved.

The invention discloses a pneumatic screw driver convenient to operate. The pneumatic screw driver comprises a casing, wherein a display screen is embedded into the front side of the casing, a casingpipe is fixed at the bottom of the casing, a tool head is fixedly connected with the inner side of the casing pipe, a fixed bolt is movably connected with one side of the casing pipe, a gas inlet pipeis fixed at the top of the casing, a controller, a connecting pipe and a magnet are embedded into the casing, the controller is fixedly connected with a pneumatic motor through the connecting pipe, arotating shaft is fixedly connected with the bottom of the pneumatic motor, a connector is welded at the top of the gas inlet pipe, a hose is fixedly connected with the top of the connector, a plug pin is fixedly connected with one end of the hose, a sealing ring is fixedly connected with the outer wall of the connector, a fixed ring is movably connected with the outer wall of the sealing ring, aset screw is movably connected with one side of the fixed ring, and a screw tube is welded at the bottom of the gas inlet pipe. According to the pneumatic screw driver convenient to operate, the problem of inconvenience in assembly of existing pneumatic screw drivers is solved by means of the plug pin, the hose, the connector and the casing pipe.

The invention discloses an automobile outer door backplane. The automobile outer door backplane comprises a backplane body, a fixed groove, through holes, a groove and heat radiation holes; the fixed groove is formed in the surface of the backplane body; the through holes are formed in the fixed groove; the groove is formed in the bottom end of the fixed groove; and the heat radiation holes are formed in the surface of the top end of the groove. The automobile outer door backplane has the advantages that the deadweight of an whole automobile is reduced by using the outer door backplane with injection molding process structure; the rear molding style is also additionally increased; problems that the weight of the whole automobile is increased because the existing new energy automobile body still adopts a metal outer door backplane and the metal outer door backplane is inconvenient for workers to assemble are solved; and the automobile outer door backplane is simply structured and suitable for promotion and application.

The invention discloses an assembling type retaining wall prefabricated part and an assembling method thereof. The assembling type retaining wall prefabricated part comprises retaining wall bodies, wherein first connecting protruding blocks are fixed to the front surfaces of the retaining wall bodies, first connecting grooves are formed in the rear surfaces of the retaining wall bodies, and the first connecting grooves correspond to the first connecting protruding blocks; and first water permeable bricks are fixed to one sides of the rear surfaces of the retaining wall bodies, second water permeable bricks are fixed to the other sides of the rear surfaces of the retaining wall bodies, and the second water permeable bricks and the first water permeable bricks are staggered. According to the retaining wall, the first connecting protruding blocks, the second connecting protruding blocks, the second connecting grooves, the first connecting grooves, bolt connecting holes, chlordane emulsion and connecting ribs are arranged, so that multiple retaining wall prefabricated parts can be conveniently spliced and connected, and the situation that the use effect is poor due to the fact that assembling is inconvenient in the transverse direction and the longitudinal direction in the later period is avoided. Anchor rods, connecting screw blocks, screw grooves and positioning steel bars are arranged, so that the problem that the lower end of the retaining wall is not conveniently inserted into soil well, and the retaining wall is poor in placement firmness effects, is solved.

The invention discloses an air conditioning unit and a wire pressing device thereof. The wire pressing device comprises a base plate and a wire pressing plate arranged on the base plate, wherein one end of the wire pressing plate is rotationally connected with the base plate and can rotate relative to the base plate; the middle part of the wire pressing plate is used for fixing a cable on the base plate and the other end of the wire pressing plate is locked on the base plate through fixed screws. The wire pressing device has a simple and convenient assembling manner and the problems that the assembling is inconvenient and the efficiency is low, caused by the fact that more screws are used and the wire pressing plate is easy to fall off and the like, are solved; the quantity of the fixed screws is reduced and the cost of the product is reduced.

The invention relates to the technical field of fabricated buildings, in particular to a fabricated connecting structure and a building component fabrication method. The fabricated connecting structure comprises a precast wall body, a reserved joint bars and a precast beam, wherein a notch is formed in the upper corner of the precast wall body; the reserved joint bar is fixed to the precast wall body and extend upwards from the bottoms of the notch; a protrusion is formed at one end of the precast beam, a through hole is formed in the protrusion, and the cross sectional area of the through hole is larger than that of the reserved joint bar; and the protrusion is located in the notch, the reserved joint bar is arranged in the through hole in a penetrating mode, and the gap between the protrusion and the notch and the gap between the reserved joint bar and the through holeare filled with mortar. According to the fabricated connecting structure, the precast beam and the precast wall bodyare simple in fabricated construction procedure, convenient in operation and high in positioning precision, and effectively solves the problem that the precast beam and the precast wall body are inconvenient to fabricate.