150results about How to "Achieve conduction" patented technology

The invention discloses a pin touch type alarm pressure gauge which comprises a pressure gauge body, an alarm and a battery. The pressure gauge body comprises a shell, a dial plate and a pressure gauge movement which are arranged in the shell, and a pointer connected with the pressure gauge movement; an arc-shaped sliding groove is formed in the dial plate, a contact device is arranged on the arc-shaped sliding groove in a sliding mode, the pointer is an electric conductor, and the tip end of the pointer can be in matched conduction with the contact device; the shell is provided with at least one alarm and an alarm lamp, the rear end in the shell is provided with an installation groove body, a battery and a controller are arranged in the installation groove body, and the contact device, the alarm and the alarm lamp are all electrically connected with the controller. The pressure gauge is simple in structure and convenient to use, through cooperation of the pointer and the contact device, conduction of the alarm circuit is achieved, then alarm warning is carried out, undervoltage information of the fire extinguisher can be provided in time, the fire extinguisher is prevented from serving due to undervoltage with diseases, and potential safety hazards of a user are eliminated.

The invention discloses a pulse blowing and cleaning device for a spinneret plate. The blowing and cleaning device comprises a first bearing seat, an air supply assembly, a first blowing assembly, a second blowing assembly and an elastic part, wherein the first bearing seat can generate linear displacement; at least part of the air supply assembly is arranged on the first bearing seat; according to the device, through organic combination of all the components, pulse type blowing of the spinneret plate is achieved, the blowing angle of blowing airflow can be changed, and the blowing effect is improved; the operation is simple, the second bearing seat and the third bearing seat are in butt joint and fit through external force, then the air source is started to realize automatic purging and cleaning, the purging efficiency is high, the purging effect is good, the blown impurities cannot be dissipated everywhere, the utilization rate of the air source is high, the purging height can be adjusted, and the practicability is high. The device is suitable for blowing and cleaning spinneret plates of different specifications.

The utility model provides an automatic door beam laser-beam drilling machine which comprises a machine table, a conduction mechanism is fixedly installed on the top of the machine table, a penetrating beam is clamped on the conduction mechanism, a drilling assembly used for drilling the beam is assembled on the rear side of the top of the machine table, a material guiding table is assembled on one side of the machine table, and the material guiding table is provided with a material conveying mechanism. A supporting frame is fixedly installed at the bottom of the material guiding table, a communicated material guiding groove is formed in the top of the material guiding table and the top of the machine table, the material guiding groove is in a slope shape, a mounting frame is fixedly installed at the top of the material guiding table, a guiding assembly is assembled at the top of the mounting frame, and a lining assembly matched with the cross beam is assembled at the conduction end of the guiding assembly. The guide assembly and the lining assembly are matched with each other, real-time synchronous matching can be carried out according to pushing of the cross beam in the punching period, meanwhile, the opposite face cannot be punched under the action of laser when single-face punching is carried out on the cross beam, and the machining quality of the cross beam is guaranteed.

The invention relates to the field of natural heat dissipation, and discloses wireless access point equipment, which comprises a first shell, a mainboard, an antenna module and a second shell, the first shell and the second shell are matched to form an accommodating space; the mainboard and the antenna module are arranged in the accommodating space; the antenna module is electrically connected with the mainboard; the second shell is located on the side, away from the mainboard, of the antenna module The first shell is a metal shell, and the second shell is provided with a heat dissipation area. The first shell is a metal shell, and the mainboard can be in contact with the first shell to realize heat conduction, namely, the wireless access point equipment can be cooled through the first shell; the second shell is provided with a heat dissipation area, and heat dissipation of the mainboard and the antenna module can be achieved. Therefore, heat can be conducted to the environment through the first shell and can also be conducted to the environment through the second shell, and the heat dissipation problem of high-power equipment can be well solved.

The invention provides an anti-collision cross beam assembly of a vehicle forecabin, a vehicle body assembly of a vehicle and the vehicle. The anti-collision cross beam assembly of the vehicle forecabin comprises a first anti-collision cross beam, a first energy absorption box, a second anti-collision cross beam and a second energy absorption box. The first anti-collision cross beam is located above the second anti-collision cross beam in the height direction of the vehicle, the first anti-collision cross beam is located on the front side of a vehicle body longitudinal beam of the vehicle in the length direction of the vehicle, and the first energy absorption box is used for being connected between the first anti-collision cross beam and the vehicle body longitudinal beam; the second anti-collision beam and the second energy absorption box are both located on the front side of an auxiliary frame assembly of the vehicle in the length direction of the vehicle, the second anti-collision beam and the second energy absorption box are arranged in a staggered mode in the height direction of the vehicle, and the second anti-collision beam is connected with one end of the second energy absorption box through an anti-collision supporting piece. And the other end of the second energy absorption box is used for being connected with an auxiliary frame assembly, so that the collision force absorption effect of the anti-collision beam assembly is improved.

The utility model relates to the technical field of circuit protection, in particular to a fuse which comprises a first plug and a second plug, the first plug comprises a first shell and a first conductive part, the first shell is internally provided with an accommodating space, and the first conductive part penetrates through the first shell and extends into the accommodating space; the second plug comprises a second shell, a second conductive part, a fusing column and an elastic conductive part, and the second conductive part penetrates through the second shell and is electrically connected with the fusing column through the elastic conductive part; the first plug is detachably connected with the second plug, and when the first plug is connected with the second plug, the elastic conductive piece enables the fusing column to abut against the first conductive piece. According to the technical scheme, the problem of poor contact between the fusing column in the fuse and the wire in the prior art can be effectively solved.

The invention discloses an intelligent electric meter with an overload protection device, and relates to the technical field of electric energy meters, the intelligent electric meter comprises a meter body and a wire holder, the bottom of the meter body is provided with a power monitoring module, the back side of the meter body is provided with a fast assembly and a positioning assembly used for positioning the fast assembly, and a limiting assembly is arranged between the meter body and the wire holder. The quick assembly assembly comprises a dovetail guide groove and a limiting seat, a dovetail sliding block is arranged in the dovetail guide groove in a sliding fit mode, the dovetail sliding block is fixedly connected with the limiting seat, the positioning assembly comprises a side seat and a positioning hole, a positioning column is arranged at the bottom of the side seat, and a positioning groove is formed in the side face of the positioning column. When the meter body is disassembled and assembled, the meter body is convenient to assemble and disassemble, frequent disassembly and assembly of electric wires are avoided, the electric shock risk is reduced, effective protection is provided for the meter body when overload or fire occurs, and damage of overload or fire to the meter body and lines is effectively reduced.

The utility model relates to electric appliance protection device technical field, especially a kind of discharge module and surge protector, it includes graphite electrode and trigger electrode structure, trigger electrode structure is located at the both sides of graphite electrode, trigger electrode structure includes electrode frame and the elastic electrode on electrode frame, and elastic electrode includes contact part, the both ends of contact part are bent to form support part to the direction of electrode frame, support part is abutted on electrode frame to make contact part protrude from electrode frame to the direction of graphite electrode, and contact part is electrically connected with graphite electrode;By the both ends of contact part are bent to form oblique support part, for supporting make contact part protrude from electrode frame to the direction of graphite multi-gap structure, ensure that contact part and graphite electrode form high reliable contact, avoid bad contact.

The utility model relates to a small-capacity cooling tea making device, which belongs to the technical field of tea making devices, and comprises a cooling tea canister, a cooling tea tube, a cooling groove body containing ice blocks, a connecting cylinder and a tea making cylinder, and an ice water inlet hole is formed in the side wall of the upper end of the cooling tea canister; the cooling tea tube is fixed in the cooling tea canister; the cooling tank body is arranged at the top end of the cooling tea canister, an ice block taking and placing hole is formed in the outer tank wall of the cooling tank body, and an inserting hole communicated with the first through hole is formed in the tank bottom of the cooling tank body; the top end of the cooling tea tube is detachably inserted into the insertion hole; the bottom end of the connecting cylinder is detachably inserted into a groove opening of the cooling groove body; the bottom end of the tea-making cylinder is arranged at the top end of the connecting cylinder. According to the utility model, ice cubes in the cooling tank body are firstly and directly contacted with hot tea brewed in the tea brewing cylinder, so that the temperature of the hot tea is reduced, the concentration of the hot tea is reduced, and the freshness of tea water is locked; and when the tea water passes through the cooling tea tube, the ice water in the cooling tea canister is utilized to secondarily lower the temperature of the tea water, so that the drinking temperature of the tea water is reached, and the market demand of small-capacity rapid cooling is met.

The invention discloses a circuit board structure and a display device, the circuit board structure comprises a printed circuit board, a flexible circuit board, a first golden finger, a second golden finger and a pressing structure, the printed circuit board is provided with a groove, the first golden finger is arranged in the groove, the first golden finger part protrudes out of the printed circuit board, and the second golden finger part protrudes out of the groove. The second golden finger is arranged on the flexible circuit board and protrudes out of the surface of the flexible circuit board, and the flexible circuit board is pressed in the groove of the printed circuit board through the pressing structure, so that the first golden finger is connected with the second golden finger, and conduction of the printed circuit board and the flexible circuit board is achieved. The first golden finger is prevented from shifting at a high temperature to influence the connection accuracy of the printed circuit board and the flexible circuit board, a special machine is not needed for production, and the product cost can be reduced.

The utility model provides an AC on-off device and a single-wire communication device. The alternating current on-off device comprises a first alternating current input and output end, a second alternating current input and output end, a first capacitor, a second capacitor, a first on-off device, a second on-off device, a third on-off device, a first PIN diode, a second PIN diode, a first one-way conduction device and a second one-way conduction device. According to the utility model, connection and disconnection of an AC path can be realized, and the response speed is improved while the cost is saved.

The utility model relates to the field of LED display screens, and discloses a box body with wireless transmission and no installation direction and an LED display screen, the box body comprises a module, a support frame and a power supply box, the module is provided with a first wireless module and a first copper needle, the power supply box is provided with a second wireless module and a second copper needle, the power supply box is installed on the support frame, and the first wireless module is connected with the second wireless module. The module is installed on the supporting frame and makes contact with the power supply box, the first wireless module and the second wireless module achieve signal receiving and transmitting, the first copper needle and the second copper needle achieve power connection, the wireless modules are arranged on the power supply box and the module respectively, wireless signal transmission can be achieved, and the power supply box is provided with the wireless modules. The copper needles are respectively arranged on the power supply box and the module, so that the normal conduction of the power supply after the rotation of the LED display screen can be ensured.

The utility model provides a current lead-out structure, which is applied to the technical field of heavy current connectors, and comprises a first connecting terminal and a second connecting terminal, the second connecting terminal comprises a substrate, a first contact plate and a second contact plate, and the opposite sides of the first contact plate and the second contact plate are respectively provided with a contact spring. The first contact plate and the second contact plate are driven by the driving part to be close to or away from each other. The second connecting terminal is connected with the first connecting terminal through the first contact plate and the second contact plate, the first connecting terminal is provided with a contact terminal, the first contact plate and the second contact plate are located on the two sides of the contact terminal respectively, and the first contact plate and the second contact plate are driven by the driving piece to make contact with or be separated from the contact terminal. The first contact plate and the second contact plate are controlled by the driving piece to be close to each other to be in contact communication with the contact terminals or to be far away from each other to be separated from the contact terminals for short circuit, connection and disconnection between the first connection terminal and the second connection terminal are achieved, operation is simple, the connection part cannot be abraded, and the service life is long.

This invention discloses a cable chain forging device, belonging to the field of hardware forging technology. It includes a base, with an auxiliary mechanism featuring a processing table mounted on the top of the base. The processing table is fixedly mounted on the top of the base. A flow-dispersing mechanism with a ring frame is located near the top of the base and the ring frame is rotatably mounted on the top of the processing table. A long plate is connected to the surface of the ring frame near the processing table, and multiple air nozzles for blowing and dispersing air onto the cable chain are connected to the surface of the long plate near the processing table. This invention uses a heating box and an air pump to deliver heat to the ring frame and blows air onto the cable chain on the processing table through the air nozzles on the long plate, providing a stable and suitable temperature environment for the cable chain. It can also more accurately maintain the temperature of the cable chain during the forging process, avoiding changes in material properties due to temperature fluctuations, thereby effectively ensuring the quality and precision of the cable chain forging and improving the mechanical properties and stability of the finished cable chain.

The utility model aims to provide a semi-automatic coffee machine which comprises a main body, a steam knob is arranged on the main body, a steam conversion valve is arranged in the main body, the steam conversion valve comprises a valve body, an opening is arranged in the valve body, the opening is sealed by a valve body sealing gasket, the valve body sealing gasket is pushed by a reset spring, and a contact rod with the diameter smaller than that of the opening is arranged on the valve body sealing gasket. The contact rod penetrates through the opening, the valve body is provided with a rotating shaft, the contact rod is close to the rotating shaft, the rotating shaft is provided with an on-off push block, the steam knob is connected with the rotating shaft, and the on-off push block can drive the contact rod; the opening and closing push block is additionally arranged on the rotating shaft to drive the contact rod and the valve body sealing gasket to move, the reset spring assists in sealing of the valve body sealing gasket, so that opening and closing of the valve body are achieved, meanwhile, the rotating angle of the steam knob is decreased, the using body feeling of a user is optimized, the gear elastic piece is further arranged, and the gear elastic piece is convenient to operate. The gear elastic piece can not only prevent looseness, but also give out collision sound so as to remind a user that steam is conducted or closed successfully.

The utility model discloses a rotor assembly and a motor. The rotor assembly comprises a rotor iron core and a heat exchange part. The rotor core comprises a plurality of rotor punching sheets, the plurality of rotor punching sheets are sequentially stacked in the axis direction of the rotor core, a plurality of heat exchange holes are formed in the circumferential direction of each rotor punching sheet, and a mounting groove is formed between every two adjacent heat exchange holes; the heat exchange component is arranged in the heat exchange hole, the heat exchange component comprises a plurality of heat exchange strips, the heat exchange strips are arranged in a radial shape from the center of the heat exchange hole to the periphery, and a heat exchange channel is formed between every two adjacent heat exchange strips. The heat exchange hole structure can solve the problem that in the prior art, the heat exchange power of the unit sectional area of a heat exchange hole structure is small.

The utility model discloses a warm-edge wire duct with a heat insulation structure, which comprises a wire duct body, a heat insulation structure and a heat insulation structure, and is characterized in that the wire duct body is internally provided with a notch for accommodating a wire harness; and the protection assembly comprises a cover plate, the cover plate is clamped at the top of the wire duct body, the wire duct body is firstly installed at a proper position close to a wall corner, and meanwhile the wire harnesses are arranged in the wire duct body. According to the utility model, firstly, the wire duct body is installed at a proper position close to a wall corner, and meanwhile, the wire harnesses are arranged inside the wire duct body, so that when the external temperature is relatively high, one-time heat insulation and protection effects can be realized through the sprayed heat preservation layers outside the wire duct body and the clamping sleeve; the exposed side of the whole wire duct body can be subjected to heat insulation protection through the first heat insulation layer and the second heat insulation layer, high temperature or low temperature is prevented from being transmitted into a room, the indoor temperature is prevented from being affected, power output of refrigeration and heating equipment can be reduced, meanwhile, the external protection layer can improve the protection and durability effects, and the effects of isolating indoor and outdoor heat conduction and saving energy are achieved.

The invention discloses a water-fluorine linkage air conditioning system, which comprises a first refrigerant circulation loop, a second refrigerant circulation loop, a third refrigerant circulation loop, a fourth refrigerant circulation loop, a fifth refrigerant circulation loop, a sixth refrigerant circulation loop, a fifth refrigerant circulation loop and a sixth refrigerant circulation loop, and is characterized in that the first refrigerant circulation loop is formed by connecting a compressor, an outdoor heat exchanger, a first throttling device and an indoor heat exchanger; a second refrigerant circulation circuit that circulates a refrigerant in a refrigerant circulation circuit formed by connecting a compressor, a water-fluorine heat exchanger, a second throttle device, and an evaporator; a first water circulation circuit that circulates water in a water circulation circuit formed by passing through the first use-side end and the water-fluorine heat exchanger; a second water circulation circuit that circulates water in a water circulation circuit formed by passing through the second use-side end and the water-fluorine heat exchanger; the tail end of the second use side is arranged on the air outlet side of the indoor heat exchanger. The air conditioning system can realize dehumidification without cooling, and is high in reliability and low in energy consumption.

This utility model provides an automotive micro switch, comprising: a micro switch with a male connector mounted on its side surface, the male connector being plugged into and connected to a female connector, the female connector being connected to a terminal block via a wire; an anti-disengagement component disposed on one side of the micro switch, the anti-disengagement component being used to prevent the male connector and female connector from disengaging; and a protective component mounted on the surface of the wire, the protective component being used to protect the surface of the wire from wear. Through the action of the anti-disengagement component, the locking block achieves a limiting and anti-disengagement effect on the locking plate, ensuring stable connection between the male and female connectors, preventing disengagement of the connection between the micro switch and the wiring harness, ensuring signal transmission and circuit continuity, and enabling the normal operation of related functions. By wrapping a sealant filling layer around the surface of the wire, the protective component is tightly fitted onto the surface of the wire.

The utility model discloses a safety lock catch connector which comprises a plug assembly and a socket assembly which are mutually plugged, an electric connection assembly arranged in the plug assembly and the socket assembly, and a locking assembly which comprises a locking piece and a pressing part exposed outside the connector. The locking member has a locking position obstructing in the plug assembly separation path and locks the plug assembly on the receptacle assembly, and the locking member is moved to an unlocking position by actuating the pressing portion to allow the plug assembly to leave the receptacle assembly.

The application discloses a lawn mower system, which comprises a lawn mower and a base station; one of the lawn mower and the base station is provided with a charging connector, and the other of the lawn mower and the base station is provided with a charging pole; the charging connector has an extended position and a retracted position and can be switched between the extended position and the retracted position; the lawn mower system is configured to control the charging connector to be in the extended position when the lawn mower and the base station are in a docking state, so that the charging connector is docked with the charging pole and the lawn mower is charged by the base station; after the charging is completed, the charging connector can be controlled to be switched to the retracted position. With the design, the charging connector is less likely to be scratched with the shell of the lawn mower, and the probability of deformation and damage of the charging connector is reduced, so that the reliability and durability of the lawn mower system are improved.

The utility model provides a lamp strip connector. The lamp strip connector comprises a shell part and a terminal part which is arranged on the shell part and used for puncturing a lamp strip. The shell part comprises a main shell with openings in the two ends and two lamp strip shells arranged at the two ends of the main shell respectively, and an opening allowing a lamp strip to stretch in is formed in one end of each lamp strip shell. The terminal part is provided with a first conductive end extending into one lamp strip shell and a second conductive end extending into the other lamp strip shell; the second conductive end is connected to the first conductive end. According to the lamp strip connector and the lamp strip assembly, the two lamp strips are arranged in the two lamp strip shells respectively, then the main shell provided with the terminal component extends into the bottom opening to pierce the lamp strips to achieve electric connection, connection is convenient, conduction can be achieved without welding, and the lamp strip connector and the lamp strip assembly are simple in structure, low in cost and reliable in connection.

This invention relates to the field of laser cutting technology, specifically a laser processing device for the production of disconnect switches. The device includes a main body with a sliding arm slidably connected to it. A transverse drive is slidably connected to the sliding arm, and a laser cutting head is mounted on the transverse drive. A follow-up pretreatment mechanism is fixedly connected to the sliding arm. The follow-up pretreatment mechanism includes a second double-headed telescopic rod fixedly connected to both sides of the sliding arm. An upper plate and a lower plate are fixedly connected to the upper and lower sides of the second double-headed telescopic rod, respectively. This device uses multiple telescopic rods to move the adsorption box, achieving sealing of the adsorption box and opening of the suction box. Simultaneously, it uses a wedge, rack, and gear linkage to switch the clean section of the dustproof cloth strip, automatically cleaning the protective mirror through negative pressure suction and wiping with the clean cloth strip. Compared to manual cleaning of the protective mirror, this cleaning method is more convenient and efficient, improving the overall cutting efficiency of the equipment.

The utility model discloses an indwelling catheter clipping device and an indwelling catheter, relates to a catheter in the technical field of medical instruments, and aims at solving the technical problems that an existing catheter of a clamp type structure is prone to falling off, and the catheter is low in catheterization efficiency due to the fact that the deformation recovery time of the catheter is long. The urethral catheter comprises a first catheter body, a second catheter body, a third catheter body, a first urethral catheterization hole, a second urethral catheterization hole and a third urethral catheterization hole, the hole diameters of the first catheterization hole and the third catheterization hole are sequentially reduced in the direction close to the second catheterization hole, and the shapes of the first catheterization hole and the third catheterization hole are gradually transited from round holes to non-round holes. According to the indwelling catheter clamping and closing device, the catheter can be closed and opened by rotating the indwelling catheter clamping and closing device in the forward direction and the reverse direction, the whole indwelling catheter clamping and closing device is arranged outside the catheter in a sleeving mode, the problem that the catheter falls off from the catheter does not exist, and switching of opening and closing of the catheter is more convenient, efficient and rapid.

The utility model relates to the technical field of flood early warning, in particular to a flood early warning device which comprises a water level preliminary assembly arranged in a river channel, a water level monitoring mechanism is arranged on one side of the water level preliminary assembly, and the water level monitoring mechanism comprises a water level monitoring assembly matched with the water level preliminary assembly. An early warning assembly matched with the water level monitoring assembly is arranged in the water level monitoring assembly; an equipotential communicating piece is arranged between the water level preliminary assembly and the water level monitoring assembly, the water level preliminary assembly comprises a vertical stand used for being communicated with the equipotential communicating piece, a vertical water tank is formed in the vertical stand, and a filtering hole matched with the vertical water tank is formed in the vertical stand. The utility model provides a reliable and efficient flood early warning device through the technical advantages of high-precision water level monitoring, anti-impact and filtering functions, adaptation to various installation environments, timely early warning and alarm functions, flexible communication piece design and the like. Therefore, the flood risk can be reduced, and the life and property safety of people can be protected.

The application relates to a cleaning device. The cleaning device comprises a frame, a cleaning assembly, a hand lever assembly, a water injection assembly and a switch assembly. The cleaning assembly comprises a cleaning roller which is rotatably connected to the frame. The hand lever assembly is connected to one end of the frame which is away from the cleaning assembly. The water injection assembly comprises a water tank and a hose. The water tank is mounted on the hand lever assembly. One end of the hose is connected to the water tank. The hose is partially arranged in the hand lever assembly and partially arranged in the frame, so that one end of the hose which is away from the water tank can inject water into the cleaning roller. The switch assembly is at least partially mounted on the hand lever assembly to realize the conduction or blockage of the hose.

This invention provides an endoscope device and surgical system, comprising: a fiber Bragg grating unit configured with a grating, a shape sensing unit, an imaging unit, and a probe; the fiber Bragg grating unit is configured to receive a first optical signal and a second optical signal through the light-incident side; to allow the second optical signal to pass through the grating and reach the target side, and then reach the probe through the target side; and to receive return light returned by the probe through the target side, and guide the return light to the light-out side; the probe is configured to guide part or all of the second optical signal incident on the probe to the imaging object, receive the return light returned from the imaging object, and send the return light to the target side; the imaging unit is configured to perform imaging based on the return light to obtain an imaging image of the imaging object.

The guide wire intervention assist device comprises a liquid storage tank and a bottom frame, the liquid storage tank is fixed to the top side of the bottom frame, a fixed shaft and a movable shaft which are vertically arranged are rotationally arranged on the inner side of the bottom frame, the movable shaft is arranged above the fixed shaft, a guide hole vertically penetrates through the bottom of the liquid storage tank, and the guide hole penetrates through the bottom of the liquid storage tank. The outer side of the fixed shaft is sleeved with a fixed roller, and the outer side of the movable shaft is sleeved with a movable roller abutting against the fixed roller. And a retainer which is vertically arranged on the inner side of the bottom frame in a sliding manner is rotationally arranged on the outer side of the movable shaft. The device has the beneficial effects that the movable roller capable of sliding up and down is arranged, and disinfectant is automatically discharged to the outer circumference of the movable roller along the liquid inlet hole, the supporting pipe and the liquid outlet hole, so that the movable roller and the fixed roller are utilized to smear and disinfect the outer side of the guide wire in the transverse movement process of the guide wire, and a disinfectant supply channel can be automatically opened and closed; the disinfectant can be saved, and the device is more environment-friendly.

The utility model discloses a kind of wire harness connecting device and heat exchange equipment, applied to air-conditioning wire harness arrangement technical field, including wire harness connecting end and wire harness assembly end, wire harness assembly end includes assembly end shell, first assembly part and second assembly part are equipped on assembly end shell;And, wire harness connecting end is equipped with the cavity for second assembly part insertion, stop face is equipped on assembly end shell, sealing ring is equipped between the end surface of cavity and stop face;Cavity is provided with anti-drop positioning groove, wire harness assembly end is provided with anti-drop positioning platform, anti-drop positioning groove and anti-drop positioning platform can be detachable interference fit.The wire harness connecting device provided by the utility model can realize the sealing setting of the cavity, without glue sealing treatment on the indoor side, effectively avoid the connection between the wire harness connecting end and the wire harness assembly end to fail when water accumulation, dampness and other problems occur on the indoor side, improve the connection reliability of the wire harness connecting end and the wire harness assembly end.

The utility model discloses an image signal generator, and belongs to the field of image signal generators. The image signal generator comprises a box body, a plurality of PCBs and a heat dissipation assembly. The plurality of PCBs and the heat dissipation assembly are located in the inner cavity of the box body, and each PCB is provided with a component; the heat dissipation assembly comprises a plurality of heat pipes capable of being bent and deformed, a radiator and a fan, one end of each heat pipe is connected with the radiator, cooling liquid is arranged in each heat pipe, and the outer wall of the other end of each heat pipe is used for being connected with a corresponding component; an air inlet of the radiator and an air outlet of the fan are oppositely arranged, and the radiator and the fan are located among the PCBs. According to the image signal generator provided by the embodiment of the utility model, the other end of each heat pipe can be correspondingly bent or flattened and then connected with a corresponding component, so that the image signal generator is suitable for heat dissipation of a plurality of components of image signal generators of different models, and the influence of the arrangement positions of the components is avoided.