388results about How to "Insert smoothly" patented technology

The invention provides a coal mine underground roadway surrounding rock reinforcement grouting system, and relates to the technical field of coal mining. Comprising a stirring barrel, a grouting pump, a moving frame, a grouting pipe mechanism, a steering mechanism, a grouting pipe length adjusting mechanism, a plugging mechanism and a power mechanism, and an input opening of the grouting pump communicates with the stirring barrel; the grouting pump and the stirring barrel are both arranged on the moving frame; the grouting pipe mechanism communicates with an output port of the grouting pump, and the grouting pipe mechanism is used for grouting the drill hole; the steering mechanism is connected with the grouting pipe mechanism and used for adjusting the angle of the grouting pipe mechanism so that the grouting pipe mechanism can be aligned with the drilled hole. The grouting pipe length adjusting mechanism is connected with the steering mechanism and the grouting pipe mechanism, and the grouting pipe length adjusting mechanism is used for adjusting the length of the grouting pipe mechanism; the periphery of the grouting pipe mechanism is sleeved with the plugging mechanism, and the plugging mechanism is used for plugging a drill hole when grouting is conducted on the interior of the drill hole through the grouting pipe mechanism; and the power mechanism is connected with the grouting pipe length adjusting mechanism.

The invention relates to the technical field of clothes processing equipment, in particular to a heat pump washing and drying integrated machine. The problem that an existing heat pump washing and drying all-in-one machine is poor in drying efficiency is solved. Therefore, the heat pump washing and drying all-in-one machine comprises a barrel module and a heat pump module, the heat pump module comprises a first drying air duct, a fan and a second drying air duct which are connected in sequence, an evaporator is arranged in the second drying air duct, and a condenser is arranged in the first drying air duct; a fresh air inlet is formed in the second drying air channel and located between the evaporator and the draught fan. The fresh air inlet is formed in the second drying air duct, in the process of executing the drying program, external dry fresh air can be introduced, the drying efficiency can be improved, in addition, the fresh air inlet is formed between the evaporator and the fan, more fresh air can be introduced, and the drying efficiency is improved. And the temperature of the entering fresh air is not affected by the temperature of the evaporator, and the drying efficiency can be better improved.

The invention discloses a prostate stent and a stent conveying device, and the prostate stent comprises a stent body which comprises a plurality of stent wires; the diaphragm comprises a diaphragm sleeve and a diaphragm piece, the diaphragm sleeve is arranged on the support wire in a sleeving mode, the diaphragm piece is an elastic sheet, the diaphragm piece is in a bent wave-shaped loose state, and when the support wire is formed by twisting a plurality of strands of flat wires into a twisted shape, the diaphragm material permeates into twisted grooves and gaps between wire materials on the support wire; and drug coatings are arranged on the outer surfaces of the stent body and the diaphragm. The invention further discloses a stent conveying device. Compared with the prior art, the problem that an existing traditional prostate stent is difficult to take out after an operation is solved.

The invention discloses a root canal filling needle head and a root canal filling device, the needle head comprises a needle tube and a handle body, the needle tube is provided with a far end and a near end connected with the handle body, the needle tube is provided with a flow channel penetrating through the far end and the near end, and the needle tube is provided with a guide reinforcing tube; the filling device comprises a pressure generator and the root canal filling needle, and the pressure generator provides positive pressure or negative pressure for the interior of the needle tube flow channel. The guide reinforcing tube is arranged on the needle tube to increase hardness, so that the needle tube can be inserted into the tail end of the bent root canal more smoothly; the root canal is vacuumized by utilizing the needle head, so that the whole root canal can be filled with a root canal sealing agent, and the probability of underfilling or overfilling is reduced; by arranging the pressure detection device, the pressure in the needle tube can be maintained at a set value through negative feedback adjustment, bubbles generated during root canal filling are effectively reduced, the needle tube is prevented from being blocked, and the filling effect is improved.

The invention relates to the technical field of motor manufacturing, in particular to a motor rotor for an unmanned aerial vehicle and machining equipment of the motor rotor. Comprising a base and supporting legs on the lower surface of the base. The upper surface of the base is fixedly connected with a heating box; a heating tank is arranged in the heating box; hot oil is filled in the heating groove; a rotating groove communicating with the heating groove is formed in the upper surface of the heating box. A first rotating disc is rotationally and hermetically connected into the rotating groove; whether the assembled rotor core and the rotating shaft are disassembled or a new rotor core and the rotating shaft are loaded, the first rotating disc and the second rotating disc do not stop rotating, that is, the first rotating disc does not stop heating and moving of the rotor core, and the second rotating disc does not stop moving of the rotating shaft and is pushed by the inclined ring. Continuous assembling and manufacturing of the rotor iron core and the rotating shaft are achieved, and therefore the manufacturing efficiency of a current motor rotor is improved.

The invention relates to the technical field of photovoltaic frame stamping, in particular to a photovoltaic aluminum profile frame self-adaptive correction stamping device which comprises a base, a stamping movable plate is arranged above the base, mounting bases are symmetrically arranged on the two sides of the bottom of the stamping movable plate, and a clamping assembly is arranged at the top of the base and located below the corresponding mounting bases; the clamping assembly is combined with the correction assembly, self-adaptive correction clamping of photovoltaic aluminum profile frames with different widths is achieved firstly, and a stamping base plate is promoted to be smoothly inserted into the frames; then the stamping base plate is forced to carry the frame to ascend, effective abutting between the stamping base plate and the inner top of the frame is achieved, and the problem of deformation during stamping of frames with different thicknesses is avoided; and then through contact between the end of the frame and the abutting plate, two-time stable clamping of the frame is achieved, then the movable base is combined to synchronously drive the mounting base to move, and the self-adaptive clamping and stamping effects on the frames of different sizes are achieved.

The present invention relates to the field of non-standard automation technology, in particular to an end cap rotary cutting assembly system and method for an injection-molded bottle body, comprising an injection molding machine, an injection molding transfer mechanism, a conveying mechanism, a first positioning mechanism, a first clamping mechanism, a rotary cutting mechanism, a second positioning mechanism, a second clamping mechanism and an end cap assembly mechanism, wherein the injection molding machine is used for bottle body injection molding, the injection molding transfer mechanism comprises an injection molding material picking component and an injection molding conveying component, the injection molding material picking component is used for grabbing the injection-molded bottle body on the injection molding machine and placing it on the injection molding conveying component, the injection molding conveying component is used for conveying the bottle body toward the conveying mechanism, the conveying mechanism is used for bottle body conveying, the first positioning mechanism is used for positioning the bottle body on the conveying mechanism, the first clamping mechanism is used for clamping the positioned bottle body and conveying it toward the rotary cutting mechanism, and the rotary cutting mechanism is used for ring cutting at the port on the bottle body; the present invention realizes full-chain automated operation from injection molding to end cap assembly through integrated and automated design.

The utility model discloses a sealing enhancement type knife gate valve. According to the technical scheme, the gate valve is characterized by comprising two half valve bodies connected oppositely, a U-shaped sealing strip limited between the two half valve bodies, a gate plate capable of making contact with the sealing strip, a valve rod driving the gate plate to move, a handle used for driving the valve rod to move and filler allowing the gate plate to penetrate through and located at ports of the half valve bodies. The two half valve bodies are provided with sealing grooves for jointly containing the sealing strip, the face, attached to the sealing strip, of the gate plate is provided with a sealing part protruding towards the sealing strip, and the sealing strip is provided with an attaching groove partially matched with the sealing part. The sealing part is partially inserted into the attaching groove and tightly attached to the inner wall of the attaching groove, so that the sealing part cannot move in the axis direction of the half valve body relative to the attaching groove, and the problems that in the prior art, opening and closing are difficult, the needed torque is large, and leakage is generated due to the fact that a gate plate is prone to deviation are solved.

The present invention relates to the field of line connection technology, specifically to a wiring connector for distribution network lines below 10 kilovolts, comprising a connector and a plug connector, one end of the connector is fixedly connected with a sealed socket, the inside of the plug connector is fixedly connected with a plurality of pins adapted to the sealed socket, the outer surface of the connector is provided with a fastening sleeve for fastening the plug connector, the inside of the plug connector is provided with a plurality of fixing beads for fixing the sealed socket, the inside of the connector is fixedly connected with a closing piece, the inside of the closing piece is provided with a sealing ring for sealing, and the inside of the closing piece is provided with an expansion component for supplying air to the sealing ring. The expansion component supplies air to the sealing ring to cause it to expand highly, thereby more effectively filling the gap between the connector and the plug connector, significantly improving the sealing performance of the connector, and effectively blocking the entry of external air, moisture and other pollutants.

The invention discloses a soil sampling and detection integrated device, and relates to the technical field of soil detection, the soil sampling and detection integrated device comprises a rack and a moving assembly, one side of the rack is provided with a sampling assembly, the moving assembly is arranged at one end of the sampling assembly, and the moving assembly comprises a roller, a guide frame, a sliding rod, a reset spring, a first one-way bearing, a mounting seat and a collecting cylinder; a roller is arranged at one end of the sampling assembly, and a guide frame is slidably connected to one side of the roller. When a motor drives a screw rod to rotate to enable a movable seat to move upwards, a roller can be driven to roll on the outer side of a guide frame, after the roller moves to the top of the guide frame, a reset spring can push the guide frame to move rightwards under the limitation of a rack, and the position after movement is limited through a sliding rod, so that after sampling, the position of the guide frame is limited, and the sampling precision is improved. The mounting seat can be automatically and horizontally moved, and the sampling barrel is moved below the collecting barrel, so that a sample in the sampling barrel can be conveniently transferred.

The invention relates to the technical field of lamps, and discloses an electricity taking plug structure and an electricity taking system. The circuit board assembly is arranged in the plug shell and is used for providing a wire interface; each row of plug assemblies comprises at least one plug assembly, and the plug assemblies in different rows are arranged in a staggered manner in the width direction; one end of the plug assembly is electrically connected with the circuit board assembly, and the other end of the plug assembly is electrically connected with the conductive structure of the electrical track. The plug assemblies in different rows are arranged in the width direction in a staggered mode, interference between the adjacent plug assemblies can be reduced, and it can be ensured that each plug assembly can make good contact with a conductive structure of the electrical track even if the width of a wire groove of the electrical track is small. The staggered plug assemblies can reduce the risk of short circuit between adjacent plug assemblies, and ensure the safe operation of an electrical system.

The utility model relates to the technical field of clothes processing equipment, in particular to drying equipment. The problem that a detection head of a sensor of an existing drying device is prone to being covered by impurities such as thread scraps, and consequently detection data is inaccurate is solved. Therefore, the drying equipment comprises a heat pump module and a filtering device, the heat pump module comprises a drying air channel, an evaporator, a condenser and a sensor, the evaporator, the condenser and the sensor are installed in the drying air channel, and the filtering device is installed in the drying air channel and located on the upstream of the evaporator and the sensor. The filtering device is installed in the drying air channel to filter impurities such as thread scraps, the sensor is installed on the downstream portion of the filtering device, and therefore after airflow flowing through the sensor is filtered through the filtering device, the carried impurities such as the thread scraps are greatly reduced, and the drying efficiency is improved. The condition that the detection head of the sensor is covered by impurities such as thread scraps can be effectively avoided, so that the accuracy of detection data of the sensor can be ensured, and accurate data support is provided for operation of equipment.

The invention discloses a combined building curtain wall, and relates to the technical field of building curtain walls. The curtain wall comprises a curtain wall body, a cavity is formed in the curtain wall body, a lead screw is arranged in the cavity, two movable blocks are arranged on the lead screw in a threaded mode, two movable grooves penetrate through the inner wall of the cavity, an extrusion block is movably arranged on one side of the interior of the cavity, and connecting arms are hinged to the positions, matched with the movable grooves, between the extrusion block and the movable blocks; two fixed blocks are oppositely fixed to the side, away from the extrusion block, of the interior of the cavity, first connecting pieces and second connecting pieces are arranged on the fixed blocks, the extrusion block is matched with the first connecting pieces, the first connecting pieces are matched with the second connecting pieces, and the two movable blocks are conveniently adjusted to be close to each other through a lead screw; and the extrusion blocks are extruded outwards until the extrusion blocks penetrate through the movable grooves and move into the cavities of the adjacent curtain wall bodies, the first connecting pieces are extruded, and meanwhile the second connecting pieces are extruded, so that the adjacent curtain wall bodies are connected together.

The invention relates to the field of radiator detection, in particular to a radiator anti-shake strength testing device and method, and the device comprises a pedestal which is provided with a supporting frame capable of loading a plurality of groups of radiators; the pre-mounting rack is arranged on the base, and the pre-mounting rack is detachably connected with the radiator; the vibration assembly is arranged on the base and connected with the supporting frame, the vibration assembly can drive the supporting frame to execute vibration action, and the vibration assembly can lift up or put down a pre-installation frame arranged on the base; and the multiple sets of detection assemblies are installed on the base, when the radiators pump air towards the interiors of the detection assemblies, the detection assemblies can pull the radiators to move away from the supporting frame, and automatic classification of the radiators is achieved after detection.

The utility model discloses an anti-deviation auxiliary device for coal geological drilling, which relates to the technical field of geological drilling equipment, and comprises a bottom plate, any side of the bottom plate is fixedly connected with a side plate, the top surface of the bottom plate is rotatably connected with a limiting assembly, the limiting assembly comprises two discs, a transmission assembly is fixedly connected between the two discs, and the lower disc is rotatably connected with the bottom plate. A clamping assembly is arranged on one side of the disc located on the upper portion and detachably connected with the side plate, a plurality of through holes with different diameters are formed in the disc in the circumferential direction, the through holes are matched with drill rods in diameter, a plurality of limiting holes are formed in the side wall of the disc located on the upper portion in the circumferential direction, the limiting holes correspond to the through holes in a one-to-one mode, and the limiting holes are detachably connected with the clamping assembly. According to the utility model, flexible adjustment can be carried out according to requirements, fittings do not need to be replaced, the use is very convenient, time and labor are saved, and the working efficiency is improved.

The invention discloses a triple-band dual-polarized antenna which comprises an antenna body, a central control circuit board, an antenna tuning unit, a modular circuit board, a built-in carrier, a conductive structure, a stop structure and a jacking structure. The three-frequency dual-polarized antenna has the following advantages and effects: the innovative design that different tuning units of the three-frequency dual-polarized antenna are distributed on the three modular circuit boards can effectively solve the limitation of integrated design in the prior art; meanwhile, the assembling mode of the three modular circuit boards and the central control circuit board is improved, so that the assembling and disassembling efficiency of the modular circuit boards is improved, regular overhaul is facilitated, and the downtime and the maintenance cost of equipment are reduced.

The utility model discloses a mounting structure of a pressure gauge, which relates to the technical field of pressure gauge mounting, and comprises a pressure gauge main body and a mounting pipe, the bottom end of the pressure gauge main body is fixedly provided with a connecting pipe, and the mounting pipe is fixedly provided with a mounting sleeve. The limiting rods slide to exert acting force on the arc-shaped springs, so that the arc-shaped springs are compressed under stress, then the two clamping blocks are aligned with the insertion openings to be inserted into the insertion openings respectively, the two clamping blocks are loosened, the two clamping blocks are clamped into the clamping grooves respectively under the elastic reset action of the arc-shaped springs, and the fixing plate and the fixing ring are clamped and fixed; when the pressure gauge main body is disassembled, a worker pushes the two clamping blocks and moves the pressure gauge main body upwards, the pressure gauge main body can be separated from the installation pipe, and the installation and disassembly of the pressure gauge main body are simple.

The utility model discloses an outer pipe assembly which comprises an outer pipe body, a working cylinder, an electromagnetic valve pipe, a connecting sealing ring, a connecting sealing lining, a bottom cover, a connecting fork, a bottom valve assembly, an inner open cavity, a piston, a sealing auxiliary part, a check ring, a clamping spring and a guider outer O-shaped ring. The temperature sensor further comprises an external seat, an inner insertion cavity, an external circuit board, a temperature sensor and an inner limiting assembly. The utility model has the following advantages and effects: the temperature at the piston is monitored by arranging the temperature sensor, and the temperature sensor also has the advantage of being convenient to mount / dismount.

The hard ureteroscope comprises a ureteroscope body, an outer sheath tube and an inner tube are arranged at the front end of the ureteroscope body, the inner tube is arranged in the outer sheath tube in a sleeved mode and divides the inner portion of the outer sheath tube into a first outer channel and a second outer channel, and an instrument channel opening communicated with the inner tube is formed in the rear end of the ureteroscope body and used for guiding an instrument tube into a ureter through the inner tube to crush stones. Wherein a flexible circuit board which is arranged in a bent mode is arranged in the first outer channel, a sealed containing cavity is formed between the front section of the flexible circuit board and the front end of the first outer channel and used for containing a camera shooting assembly arranged on the front section of the flexible circuit board in a sealed mode, and the rear section of the flexible circuit board penetrates through the mirror body through the rear end of the first outer channel and is used for being electrically connected with a host. The second outer channel is communicated with a perfusion connector arranged on the endoscope body, and the inner tube is communicated with a suction connector arranged on the endoscope body. The flexible circuit board is used for forming the ureteroscope small in size, perfusion operation and suction operation can be carried out at the same time, and the use time of an operation is shortened.

The utility model relates to the technical field of clothes processing equipment, in particular to a drying system of drying equipment and the drying equipment, and aims to solve the problem that a filtering device of the existing drying equipment is inconvenient to install. Therefore, the drying system comprises a drying air channel and a filtering device, a first inserting opening is formed in the drying air channel, the filtering device comprises a shell fixedly connected with the drying air channel and a filtering assembly installed on the shell, and the first end of the shell is communicated with the first inserting opening; one part of the filtering assembly penetrates through the first inserting opening and extends into the drying air channel, the filtering assembly can move relative to the shell, and a guiding structure is arranged on the inner wall of the shell and used for enabling the filtering assembly to be aligned with the first inserting opening when the filtering assembly is installed. The guide structure is arranged in the shell, and when the filter assembly is installed, the guide structure can enable the filter assembly to be aligned with the first insertion opening, so that the filter assembly can be smoothly inserted into the drying air duct, and installation is more convenient.

The utility model discloses a mechanical overload protection transmission device which comprises a transmission shaft provided with a first transmission groove; the transmission wheel is provided with a through hole matched with the transmission shaft, the transmission shaft penetrates through the through hole, and a second transmission groove corresponding to the first transmission groove in the radial direction is formed in the transmission wheel; the torque limiter is arranged in the first transmission groove and comprises a transmission key and an elastic pre-tightening component, and the elastic pre-tightening component applies pre-tightening force to the transmission key, so that the transmission key extends out of the first transmission groove and is kept in radial joint with the second transmission groove under preset torque; when the transmission wheel or the transmission shaft is subjected to overload torque, the transmission key is forced to be separated from the second transmission groove, and the transmission wheel idles relative to the transmission shaft to implement overload protection. In addition, the utility model further discloses a lifting driving system of the shifting machine adopting the mechanical overload protection transmission device and the shifting machine.

The present invention relates to the technical field of medical devices, and specifically to a self-expanding drug-coated vascular stent, which is a mesh tube structure formed by connecting a plurality of main ribs and a plurality of connecting ribs, wherein the plurality of main ribs are evenly distributed along the circumference, and two adjacent main ribs are connected by connecting ribs; when the mesh tube structure is in an expanded state, the main ribs extend in a sinusoidal waveform, the connecting ribs extend in the same direction as the main ribs, the connecting ribs are connected to the side of the main ribs where the crest or trough is protruding, one side of the same connecting rib is connected to the crest of a main rib, and the other side of the connecting rib is connected to the trough of another adjacent main rib; when the mesh tube structure is in an unfolded and flattened state, the plurality of main ribs are parallel to each other, and the connecting ribs extend in a fishbone shape along the extension direction of the main ribs. Different branch ribs of the connecting ribs exert force on the main ribs, so that the axial flexibility of the vascular stent is better, and the instantaneous non-uniform expansion phenomenon of the vascular stent during the expansion process can be effectively alleviated, and the wall adhesion of the stent after implantation can be ensured.

The utility model relates to the technical field of pile drivers, in particular to a pile driver convenient to move, and solves the technical problems that a fixing structure of the pile driver is often troublesome to disassemble, and time of workers is wasted. According to the technical scheme, the pile driver convenient to move comprises universal wheels, a bottom plate, a handrail, a storage box, a height adjusting assembly, a power transmission assembly and a drilling assembly; through cooperative operation of the height adjusting assembly and the power transmission assembly, the height of the fixing rod can be accurately adjusted, it is guaranteed that the fixing rod is smoothly inserted into the ground, and therefore the pile driver is stably fixed, the deviation problem caused by vibration in the working process is effectively prevented, and it is guaranteed that the pile driving position is accurate; and through cooperation, the stability of the fixing rod during rotation is enhanced, the fixing rod can be firmly fixed in the ground and is combined with efficient operation of the drilling assembly, the overall operation efficiency of the pile driver is improved, and great convenience is brought to the construction process.

The utility model discloses a long-stroke telescopic gas pulse soot blower, and relates to the field of soot blowers. The device comprises a pulse tank arranged in a mounting frame, a supporting plate is horizontally and movably arranged at the top in the mounting frame, and the supporting plate and the pulse tank are fixedly mounted; the bottom of the pulse tank is communicated with a horizontally-arranged soot blowing pipe through a bent pipe, and the soot blowing pipe is communicated with a soot blowing head. A bearing frame is arranged at the bottom in the mounting frame, a supporting plate is arranged at the top end of the bearing frame in the length direction, and the top of the supporting plate abuts against the soot blowing pipe and is movably matched with the soot blowing pipe; an alignment plate is arranged on one side of the bearing frame, an alignment opening is formed in the outer wall of the alignment plate, and the soot blowing pipe penetrates through the alignment opening and is in sliding connection with the alignment opening. The soot blowing device has the advantages that the soot blowing pipe synchronously moves along with the pulse tank, and after the soot blowing pipe is inserted into the boiler and shock waves are generated in the pulse tank, the soot blowing pipe synchronously moves along with the pulse tank so as to be inserted into the boiler and generate shock waves in the pulse tank.

The utility model discloses a kind of automatic detection machines of wheel hub bearing thread hole, including machine table, multiple stations and handling mechanism being located in the machine table, the station includes rotating station, hole position detection station, small thread hole detection station and large thread hole detection station, the machine table and located the rotating station are provided with auxiliary positioning mechanism and rotating drive mechanism, product rotation is driven by the rotating drive mechanism;Hole position detection station is provided with position detection gauge, first jacking mechanism and pressing mechanism, product is lifted by first jacking mechanism, product is pressed by pressing mechanism to see whether the hole of product to be detected can be inserted into position detection gauge.The utility model can realize the automatic detection of small thread hole and large thread hole position on wheel hub bearing, also can simultaneously realize the automatic detection of whether the hole of small thread hole and all large thread hole on wheel hub bearing is qualified, detection efficiency is high, reduce artificial cost, detection precision is high, and effect is good.

The present invention discloses an oxygen production component, a mixing component and a hydrogen and oxygen supply device, including a molecular sieve adsorption tower, an air inlet port, an air outlet port, a lower end extension seat, an insertion opening, an insert circuit board, a pressure sensor, a mounting groove, a locking component, a channel switching component and a solenoid valve. The present invention has the following advantages and effects: the insertion opening is used for inserting an insert circuit board welded with a pressure sensor, and the insert circuit board has the advantage of convenient installation / disassembly; the setting of the locking component can lock the insert circuit board inserted into the insertion opening; the channel switching component is creative, and the air filled into the air inlet port can be sent to the locking component or the interior of the molecular sieve adsorption tower through the channel switching component. The locking component is a pneumatic structure, which can use the filled air as a driving source to operate. The air can not only be used for oxygen production operations in the molecular sieve adsorption tower, but also be used as a driving source for the locking component, without the need to set up other additional driving sources.

The invention relates to a DIP packaging chip pin shaping clamp which comprises a conveying device and a shaping device. The conveying device comprises a supporting plate, a baffle, an asynchronous motor, a belt adjusting device, a fixing plate and a base plate, the supporting plate is fixedly connected with the baffle, the baffle is fixedly connected with the belt adjusting device, the belt adjusting device is fixedly connected with the asynchronous motor, the fixing plate is fixedly connected with the base plate, and the conveying device is fixedly connected with the shaping device. And the shaping device is used for shaping the chips by putting the chips into the corresponding clamp seats. Sometimes, common pliers are used for adjusting the shape of the pin, but the shaping angle of the pin cannot be accurately controlled, and further damage or deviation of the pin is easily caused. An existing shaping clamp can perform semi-automatic operation, but still needs an operator to manually place and adjust pins of a chip, the overall efficiency is low, and the high-efficiency requirement of a large-scale production line is difficult to meet. Modern electronic manufacturing is higher and higher in automation degree, and reshaping clamps depending on manpower appear relatively backward.

The invention relates to the field of swimming pool equipment production, in particular to a swimming pool constant-temperature heat pump with rust removal and corrosion prevention functions, which comprises a shell mounted on the outer side of the swimming pool constant-temperature heat pump, and an annular fixing ring cover is arranged at the corner of one side of the shell. According to the swimming pool constant-temperature heat pump, by arranging the exchange assembly, the position of the interface head can be automatically adjusted according to whether the swimming pool constant-temperature heat pump is installed on the rear side or the side wall of the swimming pool constant-temperature heat pump close to the wall, specifically, when the rear side of the shell is installed on the wall, when the shell is installed on the wall, the interface head is installed on the outer side of the shell; the counter-acting force of the wall body on the exchange rod drives the interface head to be transferred to the side wall of the shell through the L-shaped piece, the transmission gear and other parts; when the side wall of the shell is installed on a wall body, the interface head moves to the rear side of the shell. Therefore, a large amount of extra space does not need to be reserved when the plug is plugged, and the space occupied when the heat pump is installed is effectively reduced.

Provided is a connector in which a dielectric body can be smoothly inserted into an outer conductor. A connector (10) is provided with an inner conductor (15), a dielectric body (17) that houses the inner conductor (15), and an outer conductor (11) that houses the dielectric body (17). The outer conductor (11) has housing holes (54, 63) for housing the dielectric body (17), and a rear space portion (55) communicating with the housing holes (54, 63) and open to the rear of the outer conductor (11). The dielectric body (17) has a cylindrical section (43) and a guide section (45) that are disposed in the housing holes (54, 63) from the rear space section (55). The outer conductor (11) has a guide receiving portion (74) on an inner surface facing the rear space portion (55), the guide receiving portion (74) being in contact with the guide portion (45) and guiding the cylindrical portion (43) to the housing holes (54, 63).

A transvaginal fallopian tube recanalization instrument comprises two supporting structures used for supporting two sections of fallopian tubes, each supporting structure comprises a balloon part, a supporting part and an inflation tube, a through channel is formed in the center of each balloon part, each supporting part is arranged on the outer side of the corresponding balloon part, and the supporting parts and the balloon parts advance and retreat at the same time; two supporting structures are arranged in the conveying pipe, the supporting structures are tightly attached to the inner wall of the conveying pipe, and the conveying pipe conveys the supporting structures into the two cut-off sections of fallopian tubes through the vagina; the pushing-out structure is arranged in the conveying pipe, and the supporting structures in the conveying pipe are pushed out of the conveying pipe one by one through the pushing-out structure; the through channel of the guide wire, the delivery tube and the balloon part is sleeved outside the guide wire, and the delivery tube and the supporting structure are guided to move along the guide wire; the supporting structures are sequentially fed into the two sections of fallopian tubes through the conveying tube, the supporting structures are supported to the fallopian tubes through the balloon part, the inflation tube is pulled to achieve butt joint of the two supporting structures, and meanwhile butt joint of the two sections of fallopian tubes is completed.