12results about How to "Reliable mating" patented technology

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 segmented torque decomposition buckle-type circular socket and an electric connector, belongs to the technical field of electric connectors, and solves the technical problems that a conventional multi-core buckle-type circular connector is strenuous in plugging and pins are easy to break. The socket comprises a socket body, three spiral grooves are formed in the circumferential surface of the socket body at equal intervals, and each spiral groove is composed of a starting section, a deviation correcting section, a pushing section and a buckling section. Wherein the initial section is in a step shape and is used for pre-insertion of a plug, the step plane has a power assisting effect, and the sliding block can generate power which is firstly tightened and then loosened when moving from the step vertical surface to the step plane, so that a contact pin can slide into a jack; the groove surface of the deviation correction section inclines outwards, has radial centripetal force pointing to the inner side of the socket, and is used for correcting deviation generated by movable fit of the plug and the socket, so that the plug and the socket are coaxial and concentric, a contact pin can smoothly enter a jack, and the occurrence of pin clamping and pin folding is avoided. The utility model has the beneficial effects of small torque resistance, easy and smooth insertion, improved working efficiency and prolonged service life.

The present application relates to an elastic jack terminal, a connection socket and an electrical connector. The elastic jack terminal further includes a mounting shaft section, a contact structure and a positioning structure. The contact structure is connected to the end of the mounting shaft section. The contact structure includes a plurality of contact arms. The plurality of contact arms are arranged at intervals in the circumferential direction of the mounting shaft section to enclose and form a plug hole for a pin terminal to be inserted. The contact arms are elastic bodies, enabling the plug hole to elastically expand and contract. The positioning structure includes a connecting arm and an abutting ring. The abutting ring has a through hole. Along the central axis of the mounting shaft section, the abutting ring is located at one end of the contact structure away from the mounting shaft section and is arranged at an interval from the contact structure. The abutting ring is used for abutting and positioning with an insulator. The through hole is aligned with the plug hole. One end of the connecting arm is connected to the mounting shaft section, and the other end is connected to the abutting ring. Both the contact structure and the positioning structure are generally annular structures, so they can be directly formed by rolling and stamping a sheet material, and the processing method is simple.

The utility model discloses a conveying belt cleaning mechanism for a tissue conveying line. The conveying belt cleaning mechanism comprises a dust collection box fixedly installed on the left side of the bottom of a conveyor. A cleaning and brushing assembly is arranged in an inner cavity of the dust collecting box and comprises a rotating column rotationally connected into the inner cavity of the dust collecting box, a plurality of brushing plates are annularly distributed on the surface of the rotating column and fixedly connected with the rotating column, and the ends, away from the rotating column, of the brushing plates make close contact with the surface of a conveying belt of the conveyor. The bottom of the dust collecting box is fixedly connected with a negative pressure pipe communicating with the dust collecting box, and a dust collecting assembly is arranged in an inner cavity of the negative pressure pipe. The dust collecting box is fixedly installed on the left side of the bottom of the conveyor, the brushing assembly is arranged, the surface of the conveyor belt is cleaned through the brushing plates distributed on the surface of the rotating column, and dust and impurities in the cleaning process are collected through the negative pressure pipe and the dust collecting assembly; therefore, the purposes of non-stop operation and continuous cleaning of paper scraps and dust can be achieved.

The present application relates to a kind of follow-up drop-off electric connectors, follow-up shell lower end opening is connected with plug, follow-up shell is equipped with the push plate of guiding and lifting, push plate is connected with top rod sleeve, top rod sleeve is coaxially sleeved with top rod, top rod upper part side wall is provided with steel ball through-hole, top rod middle part is provided with top rod step, top rod sleeve lower inner wall is provided with lock sleeve groove;Lock sleeve is sleeved below top rod sleeve, lock sleeve lower inner wall is provided with lock sleeve groove, steel ball is inserted into lock sleeve groove to realize rigid locking;Push plate lower end is connected with four-link hinge connecting seat plate with rectangular four corners, connecting seat plate is connected with plug;Follow-up shell is equipped with cam that can be pressed to push plate.The present application has high insertion accuracy, can effectively meet the plug drop-off under the follow-up state of plug-in socket, and guarantee effective separation.

This utility model provides a traction device, including: a frame, a traction seat, and a locking rod. The frame is movably arranged along a preset trajectory. The traction seat is installed on the top of the frame and is located on the side of the frame closer to the drying oven. The traction seat has an insertion slot that extends along the length of the frame. The insertion slot is for the insertion and engagement of traction fittings on the placement frame. The locking rod extends along the width of the frame and is movably inserted into the traction seat along the width of the frame. The side wall of the insertion end of the locking rod has a guide slope, and the locking rod has an initial state, a clearance state, and a locked state. When the traction seat is away from the placement frame, the insertion end of the locking rod is located in the insertion slot, and the locking rod is in the initial state. This traction device effectively solves the technical problem in the prior art where, after the profile has been dried, the operator needs to enter the high-temperature drying space to manually push out the placement frame.

The utility model relates to a hard insulator needle seat, which comprises an elbow and a semi-circular shell, the semi-circular shell is detachably matched with one end of the elbow, a hard insulator is fixedly connected in the semi-circular shell, a plurality of conductive pins are arranged on the hard insulator in a penetrating manner, and the front ends and the rear ends of the conductive pins respectively penetrate out of the front end face and the rear end face of the hard insulator. The rear end face of the hard insulator is provided with a plurality of positioning counter bores, the conductive pin is in a stepped shaft shape and is provided with a middle section and a rear section, the diameter of the rear section is larger than that of the middle section, the rear section is arranged in the positioning counter bores, the front end face of the hard insulator is provided with a plurality of glue injection counter bores, the outer wall of the middle section is provided with a limiting ring groove, and the limiting ring groove is sleeved with a clamping ring. And the clamping ring is positioned in the glue injection counter bore. According to the utility model, the conductive pins can be prevented from inclining and deforming, so that the phenomenon that the connector is difficult to insert due to the fact that the pins cannot be smoothly inserted into the jacks due to inclination when the socket is inserted into a plug is avoided.

The utility model discloses a wire end connector and a connector assembly, and the wire end connector comprises a plastic pedestal, a metal upper housing disposed on the upper side of the plastic pedestal, a metal lower housing disposed on the lower side of the plastic pedestal, and a wire end signal terminal and a wire end shielding sheet which are disposed on the plastic pedestal. The wire end shielding sheet is located between two adjacent wire end signal terminals, a first lock catch structure is arranged on the metal lower shell, a second lock catch structure is arranged on a metal shell of the plate end connector, and when the plate end connector is inserted into the wire end connector, the first lock catch structure and the second lock catch structure are locked. Compared with the prior art, the locking structure is high in mechanical strength, and can ensure that the board end connector and the wire end connector are stably inserted without being separated.

The utility model relates to the technical field of foundation pit supporting, in particular to a novel foundation pit supporting structure which comprises a supporting plate, a sleeve, a telescopic rod, a limiting assembly and a screw rod and is characterized in that the telescopic rod is inserted into the sleeve in a sliding mode, the limiting assembly is connected to the outer surface of the telescopic rod in a sleeved mode, and one side of the limiting assembly abuts against one end of the sleeve. The supporting structure has the advantages that when the supporting structure is installed between the two supporting plates, the length of the supporting structure of the supporting plates can be roughly adjusted by rapidly sliding the telescopic rod in the sleeve, after rough adjustment, the limiting assembly is clamped on the outer surface of the telescopic rod, the telescopic rod cannot be continuously inserted into the sleeve, and finally the supporting structure is installed between the two supporting plates by rotating the limiting nut. The supporting structure of the supporting plate can be accurately adjusted by adjusting the telescopic rod, the supporting structure can be rapidly assembled through the two steps of coarse adjustment and fine adjustment, and therefore time and labor are saved during adjustment of the supporting structure, and the assembling efficiency of the supporting structure is improved.

The utility model discloses a floating mechanism and automatic test equipment. The floating mechanism is installed on a carrier in a floating mode and limited to move freely in the horizontal plane in the first direction and move freely in the horizontal plane in the second direction perpendicular to the first direction. The floating mechanism comprises a bottom plate which is fixedly installed on the carrier, and a limiting installation groove is formed in the bottom plate; the guide plate is installed in the limiting installation groove in a floating mode, and the guide plate can freely move in the horizontal plane in the first direction and the second direction relative to the bottom plate; and a plurality of first terminals which are used for plugging with a plurality of forms of second terminals presented when the second terminals of the test module arranged on the carrier are clamped. According to the utility model, accumulative errors among the carriers can be counteracted.

The utility model discloses a vibration blanking device for functional plastic master batch, which belongs to the technical field of functional plastic master batch production equipment, and comprises a vibrator, the upper end of the vibrator is fixedly connected with a blanking groove, the lower part of the blanking groove is connected with a first tension spring, the first tension spring is connected with a rotating block, and the rotating block is fixedly connected with the blanking groove. A machine base is rotatably installed on the rotating block, a buckling strip is fixedly connected to the machine base, a sliding sleeve is slidably arranged outside the buckling strip in a sleeving mode, an inserting bolt is slidably inserted into the buckling strip and the sliding sleeve in a penetrating mode, the inserting bolt is pulled outwards to enable the inserting bolt to be separated from the buckling strip, the inserting bolt is pulled upwards to act on the sliding sleeve through the inserting bolt, the sliding sleeve slides upwards along the buckling strip, and then the inserting bolt is loosened; the elastic force of a second tension spring is used for driving the inserting bolt and the buckling strip to be inserted again, the inclination degree of the discharging groove is adjusted, the vibrating machine is used for driving the discharging groove to vibrate, and when functional plastic master batches enter the discharging groove, the discharging resistance of the discharging groove is reduced through vibration, and inclination degree adjustment and discharging work are facilitated.