291 results about "Binding post" patented technology

The invention discloses a radio frequency coaxial connector convenient to plug and unplug, and relates to the technical field of coaxial connectors, the radio frequency coaxial connector convenient to plug and unplug comprises a female head and a male head, the radio frequency coaxial connector convenient to plug and unplug further comprises a jack, the jack is formed in the inner wall of the female head, a contact pin is fixedly installed on the inner wall of the male head, and the shape of the contact pin is matched with that of the jack; the binding post is used for fixing a cable, the fixing device is fixedly installed on the side, away from the contact pin, of the male head and used for combining the male head and the female head, the fixing key is arranged on the outer wall of the female head, the clamping rod pushes the fixing key to be clamped into the limiting groove, rigid mechanical locking is formed, connector loosening caused by vibration and pulling is avoided, and after the clamping rod is reset, the fixing key is clamped into the limiting groove. And the sliding buckle rebounds under the action of the third spring to limit vertical movement of the clamping rod, so that clamping failure is prevented, and long-term stable connection is ensured.

The utility model provides a spring-free type bushing end screen, which belongs to the technical field of bushing end screens and comprises a flange seat, an insulating sealing sleeve is embedded in an inner cavity of the flange seat and is clamped in the inner cavity of the flange seat through a locking component, and a locking thread is arranged at the end part, far away from the flange seat, of a binding post along the outer wall. The inner wall of the side, away from the flange hole, of the flange base is in threaded connection with a grounding piece, the grounding piece is arranged outside the locking thread in a sleeving mode, anti-skid lines are arranged on the outer wall of the grounding piece in the circumferential direction, external threads are formed in the bottom of the outer wall of the grounding piece in the circumferential direction, internal threads are formed in the top of the inner wall of the flange base, and therefore the grounding piece is in threaded connection with the top of an inner cavity of the flange base. After the grounding piece is in threaded connection with the flange seat, the end screen is in a continuous grounding state, stable operation of the transformer is guaranteed under the condition that overall stability is guaranteed, and the protection effect is enhanced.

The invention provides a scroll compressor cross ring dynamic strain wireless measuring device, which relates to the technical field of compressor state monitoring and comprises a high-temperature-resistant strain gauge, a wire fixing system and a wireless sensor. Wherein the high-temperature-resistant strain gauges are respectively attached to stress sensitive areas of a static key, a ring beam and a movable key of the cross ring every time; the wire fixing system comprises a three-stage fixing structure formed by an adhesive, an internal wire, an external wire and an internal binding post; the three stages of fixing structures are a strain gauge end fixing structure, a lead transition section fixing structure and a binding post end fixing structure in sequence; the high-temperature-resistant strain gauge is connected with the wireless sensor through an internal wire, a binding post and an external wire, and continuous signal collection is achieved. By implementing operation according to the technical route, the impact load borne by the cross ring at the moment of starting and stopping of the compressor can be collected in a high-quality mode, data collection in a closed cavity is achieved, and an experimental basis is provided for subsequent strength design of the cross ring.

The invention relates to the technical field of anti-explosion junction boxes, and provides an entrance guard anti-explosion junction box which comprises a mounting bracket, two sealing boxes are erected and mounted at the two ends of the upper portion of the mounting bracket respectively, and a plurality of junction box mechanisms are arranged between the two sealing boxes. Buffering telescopic pipes are connected between the junction box mechanisms and between the junction box mechanisms and the sealing boxes, wire outlet pipes and wiring structures are installed in the junction box mechanisms in a sleeved mode, binding posts are connected to the middles of the wiring structures in a clamped mode, and the two ends of the binding posts are inserted into the two sealing boxes respectively. By arranging the plurality of junction box mechanisms and connecting the sealing box and the junction box mechanisms in series through the sealing box, each junction box mechanism can clamp and communicate the wire outlet pipe to the binding post through the wiring structure, and the wire outlet pipe and the binding post are connected for electric conduction. And the wiring directions of the junction box mechanism and the wire outlet pipe can be freely adjusted in the up-down and front-back directions, so that the device is convenient to use.

The invention relates to the technical field of circuit breakers, and discloses a closing device of a circuit breaker, which comprises a circuit breaker body, an upper binding post and a lower binding post arranged on the circuit breaker body, a transmission assembly arranged on the circuit breaker body, and a locking mechanism and an adjusting mechanism arranged on the transmission assembly, an isolation disconnecting link is movably connected between the upper binding post and the lower binding post. The transmission assembly comprises a transmission main rod which is rotatably installed on the circuit breaker body. According to the closing device of the circuit breaker, when a certain phase of line in the three-phase line of the circuit breaker fails, the corresponding faulty line in the A disconnecting link, the B disconnecting link and the C disconnecting link in the isolation disconnecting links can be accurately isolated and powered off, the specific disconnecting links are unlocked, the other disconnecting links are kept in a locked state, power failure of a non-faulty phase is avoided, and the reliability of the circuit breaker is improved. Through the operation mode, other normal lines can be prevented from being influenced by misoperation, and the stability and the reliability of a power system are effectively improved.

The utility model discloses an anti-misplug power socket, which comprises a mounting rack, a gland arranged in the mounting rack, and a panel arranged on one side of the mounting rack, a conductive piece is arranged in the mounting rack, one side of the conductive piece is provided with a binding post, a safety door is movably arranged between the mounting rack and the gland, a vertical rod is arranged on the safety door, and the vertical rod is provided with an anti-misplug power supply. Through holes are formed in the installation frame and the gland, the vertical rods are installed in the through holes in a sliding mode, a threaded column is integrally formed on the inner side wall of the gland, the outer side of the threaded column is in threaded connection with an adjusting disc, and a limiting groove is formed in the safety door. The safety door is prevented from deflecting in the moving process and being clamped, even if the safety door is clamped, the safety door can be driven to move through the vertical rods, the safety door can move smoothly, the situation that a plug is difficult to insert is avoided, the mounting frame is of a thickened solid structure, and the structural strength of the mounting frame is improved.

The utility model provides a tensile detection device for a wiring terminal of a drop-out fuse, and relates to the technical field of tensile detection equipment. The flat plate is detachably mounted on the tension detector through bolts, and a first clamping part and a second clamping part are arranged on the flat plate; the driving assembly is arranged on the flat plate and can drive the first clamping part to wrap the connecting position of the wire and the wiring terminal and drive the second clamping part to clamp the wire at the same time, so that the wiring terminal and the wire are synchronously positioned. When the first clamping part is driven to position the wiring terminal part, the second clamping part is driven to synchronously fix the wire part, so that the wiring terminal and the wire can be positioned in one step, the operation steps and the consumed time required for clamping the wiring terminal and the wire by personnel are reduced, the batch detection requirement is met, and the production and detection efficiency is improved.

The utility model relates to a transformer, in particular to an oil-immersed transformer convenient to overhaul. The oil-immersed transformer convenient to overhaul comprises a shell, a binding post, a radiator, an outer cover, a window, a hinge, a coil, a fixing frame and the like. Binding posts are arranged on the front side and the rear side of the shell, a radiator is arranged on the left side of the shell, an outer cover is arranged on the top of the shell, hinges are connected between the top of the rear side of the shell and the bottom of the rear side of the outer cover, and the shell and the outer cover are hinged through the hinges. According to the utility model, through the design of the U-shaped pull rod, the bolt, the clamping block and the spring, the fixation of the coil can be quickly released by simply pulling out the bolt and pulling the U-shaped pull rod, and the operation is simple, convenient and quick; and when the coil is fixed again, only the bolt needs to be pulled out, and the clamping block automatically resets under the action of the spring to fix the coil, so that the mounting and dismounting processes of the coil are simplified, the maintenance efficiency is improved, and the labor cost is reduced.

The utility model discloses a sealed knob switch, which relates to the field of electrical equipment and comprises a shell, a rotating rod, a knob, a rotating block, a base, a second binding post, a contact piece, a first sealing ring, a second sealing ring and a plurality of first binding posts. When the rotary knob is rotated, the rotary knob drives the rotary block to rotate through the rotary rod, the rotary block drives the contact piece to rotate, one end of the contact piece abuts against the second binding post all the time, the other end of the contact piece makes contact with the multiple first binding posts in sequence, and therefore switching of multiple kinds of connection is achieved. In the long-term use process, the first sealing ring plays a dustproof and waterproof role, and the second sealing ring performs secondary protection, thereby improving the sealing performance of the knob switch, prolonging the service life of the knob switch, and preventing water, dust and other impurities from entering the knob switch, causing faults, and further preventing the use effect from being affected.

The utility model discloses a distributed energy storage cabinet control box which comprises a box body, a first binding post and a third binding post are installed on the two sides of the front face of the box body, a second binding post and a fourth binding post are installed on the two sides of the back face of the box body, heat dissipation holes are formed in the two sides of the box body, and a heat dissipation fan and a V power supply module are installed in the box body. An alternating-current power distribution system, a direct-current power distribution system and a control system are also arranged in the box body; according to the distributed energy storage cabinet control box, the alternating-current power distribution system, the direct-current power distribution system and the control system are highly integrated together in the box body, so that the problem of reasonable installation and arrangement of components is solved, and meanwhile, the power distribution, metering and control requirements of a distributed energy storage system can be met; according to the cooling fan of the distributed energy storage cabinet control box, the connecting plate with high toughness is arranged, a certain damping effect can be achieved when the fan body operates, and therefore noise generated when the cooling fan operates is reduced.

The utility model relates to a servo motor with a combined iron core structure, which comprises frameworks and a stator iron core, the number of the frameworks is 12, the frameworks are respectively arranged on the stator iron core, a winding is arranged in each framework, doubling conductive pieces are arranged on the 12 frameworks in a staggered manner, and the stator iron core is of a split combined structure. The top of the framework where the doubling conductive part is installed is provided with an insertion groove, the bottom of the doubling conductive part is provided with an insertion rod inserted into the insertion groove, and the top of the doubling conductive part is provided with a binding post. According to the utility model, the doubling conductive members are arranged on the skeleton in a staggered manner, and the winding arranged on the stator iron core is adjusted from conventional 12 split independent winding to four coil continuous winding, so that the subsequent rewiring process is reduced.

The utility model discloses an inverter with a hidden input terminal binding post. The inverter comprises a housing, a binding post, an inverter circuit and an output interface. The outer surface of the shell is provided with two concave parts, the two concave parts are respectively provided with matched cover bodies, the cover bodies cover the corresponding concave parts, and the cover bodies and the corresponding concave parts define a binding post accommodating space; the other end of the positive terminal and the other end of the negative terminal extend out of the shell and are located in terminal containing spaces defined by the two concave parts and the corresponding cover bodies respectively. Each cover body is provided with a wire hole, and each cover body is detachably connected with the concave part. According to the utility model, the concave part and the detachable cover body are arranged, so that the binding post at the input end of the inverter can be effectively hidden and protected, the binding post is prevented from being exposed or protruding out of the outside, and the binding post is effectively prevented from being corroded or impacted to influence the contact performance of the binding post. And the structure of the cover body is optimized, so that the cover body is convenient to disassemble and assemble and is not easy to fall off.

This utility model discloses a power distribution cabinet, including a door panel. The inner side of the door panel is provided with a wiring section and a buffer section. The wiring section includes at least one base fixedly connected to the door panel. At least one wire groove for arranging wires is opened inside the base. At least one terminal block is provided on the base, located near the wire groove. The buffer section includes a buffer plate movably connected to the door panel. This utility model, by setting a base and providing multiple wire grooves on the surface of the base, allows wires to be placed in the wire grooves. The wire grooves protect and restrict the wires, resulting in an orderly arrangement that facilitates later inspection and maintenance by staff, and also ensures the safety of the wires.

The utility model discloses a quick connecting device for motor wires, which comprises a junction box and a box cover, a terminal wire holder is fixed in the junction box, six binding posts are fixed at the top of the terminal wire holder, and the distance between adjacent longitudinal binding posts is equal to the distance between adjacent transverse binding posts. Two first pressing plates and three second pressing plates are arranged at the bottom of the box cover, rubber sheets are fixed to the lower end of each first pressing plate and the lower end of each second pressing plate, the two first pressing plates and the three binding posts on the same side are arranged at intervals, and the three second pressing plates are located among the three binding posts on the two sides and correspond to one another in position; the rubber sheets abut against the tops of the copper sheets connected between the adjacent binding posts, and the box cover is provided with an abutting assembly used for abutting against connecting wires connected with the binding posts. After the box cover is covered, the rubber sheet at the bottom of the first pressing plate or the second pressing plate abuts against the copper sheet so as to ensure the stability of the copper sheet, and the abutting assembly keeps the connection stability of the motor connecting wire.

The utility model discloses an OBC transformer support assembly, which relates to the technical field of transformers and comprises a transformer base, a support body fixedly mounted on the transformer base, a coil arranged in the support body, a transformer cover plate fixedly mounted at the upper end of the support body, and a temperature control switch fixedly mounted in the middle of the transformer cover plate. A wiring mechanism is arranged on the support body and comprises a binding post fixedly installed on the support body, a conductive contact is arranged below the binding post, a trigger mechanism is connected to the conductive contact, a metal gasket and a fixing nut are arranged on the binding post, a butt joint port is formed in the upper end of the conductive contact, and a wiring groove is formed in the bottom of the conductive contact. One side of the wiring groove is provided with a fixing screw. According to the OBC transformer support assembly, through cooperative use of the wiring mechanism and the triggering mechanism, operation of the transformer can be stopped immediately when the coil is in a high-temperature state, and the use safety of the transformer is improved.

The utility model discloses a pluggable contact group for a railway point switch, which comprises a contact seat and a contact group, the two ends of the contact seat are respectively provided with six binding posts, and each binding post is connected with a plug-in sheet. According to the utility model, through the function separation design of the contact seat and the contact group, wiring and on-off functions are modularized, misconnection caused by wire dismounting and other risks caused by the fact that a fastener falls into the switch machine are thoroughly avoided, the contact group is vertically locked with the plug-in sheet and the bolt through the plug-in head, stable electrical connection is kept in vibration and severe environments, and the safety of the switch machine is ensured. And faults such as poor contact and short circuit are reduced. Meanwhile, the pluggable structure supports rapid replacement of the contact group, and the maintenance time is shortened. And the bottom sealing structure isolates pollutants, is matched with regular section repair / factory repair, maintains contact cleanness and low resistance, and ensures long-term reliable operation. According to the design, the problem of environmental deterioration of an open contact is radically solved, the operation and maintenance cost is reduced, and the railway transportation safety and efficiency are remarkably improved.

The utility model relates to a single-sound electric horn for a motor vehicle, in particular to an automobile single-sound electric horn, which comprises an electric horn body, and the electric horn body forms an electric horn sealing cavity through edge pressing and riveting of a bottom plate shell (2) and a diaphragm (3). A pressing plate (4), a first binding post (9), a second binding post (10), an electromagnetic coil (11), an iron core (12) and a mounting plate (13) are arranged on the bottom plate shell (2); the diaphragm (3) is provided with a resonance sheet (5) and an armature (6), the bottom plate shell (2) is provided with an air vent, the air vent is connected with an air bag (1) outside the electric horn sealing cavity, and the air bag (1) is communicated with an inner cavity of the electric horn sealing cavity; the electric horn solves the problems that various metal materials inside the electric horn are oxidized and rusted, and the service life is shortened, so that the electric horn can produce sound normally for a long time, and the working state is stable and reliable.

The invention discloses a lengthened pilot integrated explosion-proof electromagnetic valve, relates to the technical field of explosion-proof electromagnetic valves, and aims at solving the problems that a traditional electromagnetic valve is divided into a junction box, a pilot device and a valve body, part of components need to be integrally replaced when internal parts are damaged, and the cost is high. Comprising a valve body, an end cover, a rear cover plate, a junction box, a binding post and a coil. The junction box is installed on the valve body, a first installation cavity is formed in the valve body, and the coil is installed in the first installation cavity; modularized integrated layout is adopted, so that the compactness of the whole structure is improved, and compared with a traditional electromagnetic valve layout structure, installation is more convenient; the valve body is connected with the junction box through a positioning bolt; the structure is simple. The valve body is simple in structure, the junction box, the pilot pipe and the valve body are integrally designed, only individual parts need to be replaced when the parts are damaged, and the maintenance cost is low.

The utility model provides an instrument binding post. The instrument binding post comprises a base, a binding post body, a wire pressing nut, a protective sleeve and a locking connecting piece. The binding post body is arranged on the top surface of the base; the outer side surface of the binding post body is provided with a thread groove, and the wire pressing nut is connected with the binding post body through the thread groove. A positioning column is arranged at the bottom of the binding post body; the protective sleeve sleeves the outer side of the binding post body, a connecting cavity is formed in the top surface of the base, and the bottom of the protective sleeve is inserted into the base through the connecting cavity; the locking connecting piece is detachably connected with the side face of the base. A side wall is formed between the connecting cavity and the outer side face of the base, and one end of the locking connecting piece penetrates through the side wall and then abuts against the protective sleeve. By arranging the positioning column, the wire winding direction can be changed, and the wire falling probability is reduced. By arranging the protective sleeve, the lead can be hidden, and by arranging the locking connecting piece, the probability that the protective sleeve falls off in the using process can be reduced, and the safety during instrument detection is improved.

The utility model relates to a ground wire pile capable of being automatically locked, which comprises a fixed disc, a circular ring is fixedly arranged on a rear side door of the fixed disc, a binding post is arranged in the circular ring, a wiring pile is arranged at the bottom of the fixed disc, a movable plate is arranged at the top of the fixed disc, and the movable plate is fixedly arranged on the rear side door of the fixed disc. And a rotating assembly and a locking assembly are movably mounted in the fixed disc. According to the ground wire pile capable of being automatically locked, by arranging the locking assembly, when the ground wire pile is used, after a rotating assembly drives a rotating disc to rotate, the rotating disc synchronously drives the position of an arc-shaped sliding groove to change, however, due to the fact that a fixed disc is fixed, the inner wall of the arc-shaped sliding groove pushes the position of a positioning protruding block and the position of a wiring cylinder to change; therefore, the positioning protruding block and the wiring cylinder are contracted outwards, the metal plate is driven to be away from the outside of the binding post, at the moment, a grounding closed state is achieved, and the situation that workers get an electric shock mistakenly during operation and affect life safety is avoided.

The utility model discloses a cold-pressed terminal convenient to install, which comprises a cold-pressed terminal body, the cold-pressed terminal body comprises an installation part and a wiring part, the installation part further comprises an arc-shaped part integrally arranged at the top and a semi-annular sleeve hinged with one side of the arc-shaped part, a spring piece is embedded in one side of the rear part of the arc-shaped part, and the spring piece is connected with the wiring part. A connecting groove is formed in one side of the rear portion of the semi-annular sleeve, one end of the spring piece is arranged in the connecting groove, a clamping groove is formed in the other side of the arc-shaped portion, a clamping block is arranged on the other side of the semi-annular sleeve, and the clamping block is embedded into the clamping groove in a clamped mode. According to the utility model, when the cold-pressed terminal is assembled and disassembled, the nut does not need to be completely screwed off from the binding post, so that the operation efficiency is improved.

The utility model discloses a contactor electrical detection clamp with a safety warning function, and belongs to the technical field of electrical detection technology. The device comprises a first clamping arm, a second clamping arm, detection heads, contact heads, a spring and a detection alarm mechanism, the first clamping arm and the second clamping arm are hinged to form a clamp structure, the heads of the first clamping arm and the second clamping arm are both provided with the detection heads, and the detection heads are fixedly provided with the contact heads used for clamping a contactor binding post. The spring is located below the hinge point of the first clamping arm and the second clamping arm, one end of the spring is fixedly connected with the first clamping arm, the other end of the spring is fixedly connected with the second clamping arm, the detection alarm mechanism is fixedly installed at the hinge point of the first clamping arm and the second clamping arm, and the detection head is in communication connection with the detection alarm mechanism. The device is convenient to operate and carry, does not need on-site wiring, avoids line confusion and wiring errors, and can give an audible and visual alarm when a detection result is abnormal so as to remind a worker in time, so that the worker can deal with the situation in time.

The utility model relates to an installation structure of a current transformer. According to the technical scheme, a rectangular notch is formed in the middle of the vertical side wall of a mounting plate, T-shaped inserting grooves are formed in the front surfaces of the left and right plate walls of the rectangular notch, notches are formed in the plate walls in the left and right T-shaped inserting grooves, and shaft sleeves are fixedly arranged on the rear side plate walls at the opposite ends of the left and right notches correspondingly; the clamping assembly comprises clamping blocks which are oppositely arranged left and right, the opposite ends of the left and right clamping blocks are provided with binding post clamping grooves, the middles of the rear side walls of the left and right clamping blocks are fixedly connected with L-shaped bolts, the left and right L-shaped bolts movably penetrate through the corresponding notches respectively, and the bent ends of the left and right L-shaped bolts are sleeved with springs respectively. The pin shafts at the opposite ends of the left and right springs are movably sleeved with wire pressing rings respectively, wire penetrating grooves are formed in the pin shafts at the opposite ends of the left and right wire pressing rings in an up-down penetrating mode, and the opposite ends of the left and right L-shaped bolts are inserted into the left and right shaft sleeves respectively. The beneficial effects of the utility model are that a mutual inductor can be conveniently inserted, and wiring is convenient.

The utility model relates to a switch module, in particular to an electromagnetic switch module, which comprises a box body. The binding posts are fixedly arranged on the box body; the box body is fixedly provided with a wiring sleeve; a static contact is fixedly mounted on the binding post; a sliding rod is mounted in the wiring sleeve in a sliding manner; a movable contact is arranged on the sliding rod; a closing assembly is arranged in the box body; the closing assembly acts to drive the sliding rod to slide in the wiring sleeve so as to drive the moving contact to approach and abut against the static contact. An electromagnetic driving assembly used for driving the closing assembly to act is arranged in the box body, and the electromagnetic driving assembly drives the closing assembly to act, so that an operator can be prevented from being in direct contact with the closing assembly, the safety is improved, and the influence of static electricity carried by the operator on the stability of equipment can be avoided; the closing assembly drives the moving contact to approach and abut against the static contact, power supply can be achieved sensitively, the power-on process is safe, and the power supply process is stable.

The motor comprises a casing, a stator, a rotor and a motor shaft are arranged in the casing, a front end cover and a rear end cover are respectively arranged at two ends of the casing, a through groove is arranged between the casing and the rear end cover, a wiring board is arranged at the top of the through groove, a binding post is arranged on the wiring board, and the front end cover and the rear end cover are arranged on the casing. An inner cavity formed by communicating two ends of the binding post is communicated with the through groove; the machine shell is of an integrally-formed structure. According to the alternating current asynchronous motor provided by the utility model, the integral stability and reliability of the motor are improved by adopting the integrally formed casing structure. Meanwhile, the through groove is arranged between the casing and the rear end cover, and the wiring board and the wiring post are arranged at the top of the through groove, so that a convenient wiring mode is realized, line connection and maintenance can be carried out without dismounting the rear end cover, and the wiring and maintenance efficiency is effectively improved.

The utility model relates to a hand-held portable energy-saving transformer with a universal socket and binding posts. According to the technical scheme, the hand-held portable energy-saving transformer is characterized by comprising a metal shell; a lifting assembly is arranged on the metal shell; a transformer assembly is arranged in the metal shell; a universal socket is arranged on the metal shell; a binding post is arranged on the metal shell; the universal socket and the binding post are electrically connected with the transformer assembly; the portable transformer protection device is convenient to carry, the transformer can be protected conveniently, and meanwhile harmonic waves generated by the transformer can be shielded.

The utility model relates to the technical field of electric power, in particular to a socket for virtual power grid load aggregation, which comprises a front cover component and a panel, plug holes are arranged on the panel, and a clamping piece is arranged on at least one side of the panel; the circuit board component comprises a circuit board, a binding post is arranged on the circuit board, a plug hole is further formed in the circuit board, and the plug hole corresponds to the plug hole; the rear cover mechanism comprises a rear shell, the circuit board is arranged in the rear shell, an opening of the rear shell extends towards the periphery to be provided with an extension plate, the extension plate is provided with a clamping groove, the clamping groove is matched with the clamping piece, the rear shell is further provided with a binding post hole, and the binding post hole is matched with the binding post; according to the utility model, through the arrangement of the clamping piece and the clamping groove, simple and convenient installation of the socket for virtual power grid load aggregation is realized; through the arrangement of the power metering chip, the Bluetooth remote control module and the communication module, the purpose that the power of the electric appliance is adjustable is achieved.

The utility model relates to pipeline anticorrosion technical field, especially a kind of cathodic protection test pile structure, including support pipe;Support pipe inside upper end is equipped with terminal block;The four terminal ends of terminal block back surface are respectively used to be connected with the four detection lines that go up into from the lower end of support pipe, and the two terminal posts of terminal block surface are respectively used to be connected with the terminal pen of multimeter;Support pipe upper end is equipped with the protection cover of barrel shape;The position of support pipe opposite terminal block surface is equipped with let position opening, and the position of protection cover opposite let position opening is equipped with operation opening and is hingedly installed with cover plate;It is equipped with mounting pipe in support pipe, and the inner peripheral wall of mounting pipe has two protruding blocks, and the mounting protruding block formed by protruding on the upper end both sides of terminal block is respectively hung and installed on protruding block;The utility model has the characteristics that terminal block can be more conveniently installed and disassembled, and better sealing effect can be achieved.

The invention discloses a blind connection plug-in assembly structure. The blind connection plug-in assembly structure comprises a plug and a socket, a plurality of groups of moving contacts and static contacts are respectively arranged in the plug and the socket, each moving contact comprises a contact head and a wiring platform which respectively extend out of the plug, a contact spring is arranged in the middle of the contact head and the wiring platform, the outer ends of the contact head and the wiring platform are connected through a flexible connecting belt, each static contact comprises a static confluence sheet, and the static confluence sheet is connected with the wiring platform through a flexible connecting belt. The end face of one end of the static confluence piece is slightly higher than the socket, the other end of the static confluence piece is perpendicularly and fixedly connected with a binding post, the binding post extends out of the socket, protrusions are arranged on the two sides of the plug and the two sides of the socket, opposite connecting holes are machined in the protrusions on the two sides, and locking pieces are installed in the connecting holes. The contact reliability of the movable contact is guaranteed through the spring, each group of contacts and the binding post are isolated through the partition plate to block arc diffusion, and the movable contact and the static contact are simple in structure, so that the plug-in assembly is small in size and low in cost.

The utility model discloses a compressor and heating and ventilation equipment. The operation stability of the compressor can be improved. The compressor includes: a housing; the wiring terminal comprises a terminal body and a binding post, the terminal body is arranged in the shell, and the binding post is connected with the terminal body; the elastic insulator is arranged on the outer side of the binding post in a surrounding mode, and the elastic insulator is arranged at the position, close to the terminal body, of the binding post; the binding post penetrates through the terminal assembly, the height value of the binding post relative to the terminal body is h1, the height value of the elastic insulator relative to the terminal body is h2, and 0.15 < = h2 / h1 < = 0.5. According to the compressor provided by the embodiment of the utility model, the operation stability of the compressor can be improved.