305 results about "Contact group" patented technology

The utility model discloses a contact system of a molded case circuit breaker. The contact system comprises a moving contact group and a conductive bracket, the device further comprises a hinge shaft and an elastic clamp. The conductive support comprises a first support arm and a second support arm. The movable contact group is located between the first support arm and the second support arm, and the two sides of the movable contact group are attached to the inner surfaces of the first support arm and the second support arm respectively; the hinge shaft passes through the movable contact group, the first support arm and the second support arm, so that the movable contact group is hinged to the first support arm and the second support arm. The elasticity of the elastic clamp is better than that of the conductive support. The elastic clamp comprises a first elastic arm and a second elastic arm. The first elastic arm abuts against the outer surface of the first support arm, and the second elastic arm abuts against the outer surface of the second support arm, so that the inner surfaces of the first support arm and the second support arm are in stable contact with the moving contact group. The conductive film has the characteristic of relatively good conductive performance.

The invention discloses a printing head assembly, an ink box, an ink box installation detection method and an image forming device, the printing head assembly comprises a circuit board and a contact unit, and the circuit board comprises a signal contact area. The signal contact area at least comprises a first contact area arranged corresponding to the first nozzle module and a second contact area arranged corresponding to the second nozzle module; the contact unit comprises a plurality of signal contacts and further comprises a contact detection contact set, the contact detection contact set comprises at least one contact detection contact, the at least one contact detection contact in the contact detection contact set is arranged in the middle area of the signal contact area, and the center line of the contact unit is located in the middle area. At least one of the first contact area and the second contact area is arranged on one side of the center line of the contact unit. According to the technical scheme of the embodiment of the invention, whether the ink box and the image forming device are in good contact can be detected, and the working reliability of the image forming device is ensured.

The utility model discloses a relay and an electric meter. The relay comprises an accommodating piece, an electric control part and a guide piece, the electric control part comprises a static contact piece group and a movable contact unit, the static contact piece group is fixedly connected to the containing piece and comprises two static contact pieces arranged in the X-axis direction, the movable contact unit moves relative to the containing piece in the Y-axis direction and comprises a movable contact piece group corresponding to the static contact piece group, the movable contact piece group comprises a movable contact piece, the movable contact piece is provided with two movable contacts, and the movable contact piece is provided with two movable contacts. The two movable contacts are suitable for abutting against or being away from the corresponding static contact pieces in the Y-axis direction. The guide piece is fixedly connected to the accommodating piece and is positioned in the middle of the two movable contacts along the X-axis direction; the guide piece is in sliding fit with the movable contact unit only along a first straight line, and the first straight line extends in the Y-axis direction. The electric meter adopts the relay. Compared with a relay in the prior art, the relay in the technical scheme is lower in energy consumption.

The utility model discloses a relay and an electricity meter. The relay comprises a static contact group and a movable contact group, and further comprises a movable magnetizer group and a static magnetizer. The movable magnetizer group and the movable contact group are relatively fixed, and the movable magnetizer group and the static magnetizer are oppositely arranged along the X-axis direction; the static magnetizer is fixed relative to one of other parts except the movable contact piece set and the movable magnetizer set, and static contacts of the two static contact pieces are located on the two sides of the static magnetizer respectively in the Y-axis direction. The projection of the part, suitable for making contact with the movable contact piece set, of each static contact on a second projection plane perpendicular to the Y-axis direction is located in the projection of the static magnetizer on the second projection plane, and the surface, facing the movable magnetizer set, of the static magnetizer is closer to the movable magnetizer set than all the static contacts in the X-axis direction. The electric meter comprises the relay. By adopting the above technical scheme, compared with the relay in the prior art, the relay is not easy to damage and has a longer service life.

Provided in the embodiments of the present disclosure are a magnetic latching relay, comprising: a base, a contact structure, a first stationary spring lead-out member, a coil assembly and a magnetic circuit structure, wherein the contact structure is arranged on the base, the contact structure has a first end and a second end in a transverse direction, the first end is provided with a first contact group, and the second end is provided with a second contact group; one end of the first stationary spring lead-out member is connected to the first end, and the other end of the first stationary spring lead-out member extends out of the base from the bottom of the base in a vertical direction; the coil assembly and the magnetic circuit structure are arranged on the base and are located on the side of the contact structure in a longitudinal direction; and when a pulse voltage is applied to the coil assembly, the magnetic circuit structure and the coil assembly can form a constant magnetic field, a first center line of the constant magnetic field in the longitudinal direction deviates from a second center line between the first contact group and the second contact group, and is closer to the second contact group, such that the constant magnetic field is far away from the first stationary spring lead-out member. The magnetic latching relay of the present disclosure has a higher stability.

The invention discloses a relay, which comprises a shell, a magnetic circuit part, a contact part and a pushing part, and is characterized in that the magnetic circuit part is mounted on the shell and comprises at least two magnetic circuit units; the contact part is arranged on the shell and comprises a movable spring group, a static contact group and a load terminal; the movable spring groups and the static contact groups are arranged corresponding to the magnetic circuit unit, and each movable spring group is provided with a movable contact group corresponding to the static contact group; each movable spring group and the corresponding static contact group jointly form a switch; the movable spring group and the static contact group in each switch are respectively connected with different load terminals, and at least one load terminal is shared by at least two switches and forms a common terminal; and the pushing part comprises a pushing piece accommodated in the shell, the pushing piece and the magnetic circuit unit are correspondingly arranged, and the pushing piece is driven by the corresponding magnetic circuit part to drive the corresponding movable spring group, so that the movable contact group and the corresponding static contact group are closed or opened. By adopting the technical scheme, the occupied space is smaller than that in the prior art for realizing the functions of more than two switches.

A relay includes a first contact portion, a second contact portion, a driving portion, and a spacer. The first contact part comprises a first movable contact spring and a first movable contact arranged on the first movable contact spring; the second contact part comprises a first static contact; the driving part is provided with a first driving piece, and the first driving piece is configured to drive the first movable reed to move so as to enable the first movable contact to be in contact with or separated from the first static contact; the first movable contact and the first static contact form a contact group; the separator is disposed between the contact group and the first driving member.

The invention discloses an AI Agent implementation method for social contact and a related device, and relates to the technical field of software, the current behavior sequence of a target object in a social contact group is constructed, and the current behavior sequence is coded into a multi-modal feature matrix; semantic analysis and intention recognition are conducted on the multi-modal feature matrix based on the first LLM to obtain a current semantic map, and the current semantic map can indicate probability distribution of the target object in the multiple social contact directions; updating a relation state matrix of the social group according to the current semantic map, wherein the relation state matrix can represent probability distribution of the target object and other objects in the social group in a plurality of relation states; and performing decision generation on the current semantic map and the updated relation state matrix based on a reinforcement learning model, so as to issue a decision instruction to the target object. The relation state is predicted, the recommendation decision is updated in time, and the social response speed is increased.

A method for learning finger gaiting skills for multi-fingered robot hands may decompose a finger-gaiting task into shorter tasks by contact groups. The method may augment a reference trajectory for each shorter task. The method may use representation pretraining and exploration for learning.

The utility model discloses a contact part, a relay and an electricity meter. Wherein the contact part comprises a static contact group, a movable contact group and an anti-short-circuit unit, the static contact group is provided with a reverse overcurrent part, the movable contact group abuts against or is far away from the static contact group along the Y-axis direction, and the overcurrent direction of the movable contact group is opposite to the overcurrent direction of the reverse overcurrent part along the X-axis; the anti-short-circuit unit comprises a first magnetizer group fixed relative to the movable contact group and a second magnetizer group fixed relative to the static contact group, and the first magnetizer group and the second magnetizer group form a magnetic loop when the movable contact is over-current; and the second magnetizer group is at least partially positioned between the movable contact group and the reverse overflowing part along the Y-axis direction. The relay and the electric meter comprise the contact part. By adopting the above technical scheme, compared with a contact part in the prior art, when the contact part is impacted by a fault large current, the moving contact group and the static contact group are more difficult to separate.

The contact mechanism comprises a moving contact assembly and a static contact group, the moving contact assembly comprises a contact support and a moving contact bridge, the moving contact bridge is driven by the contact support to move in the direction close to or away from the static contact group, the moving contact assembly further comprises two elastic devices, a connecting piece is arranged in the middle of the moving contact bridge, and the elastic devices are connected with the moving contact bridge. The first end and the second end of each elastic device are rotationally connected with the contact support and the connecting piece respectively, so that the two elastic devices are matched to be switched among a first balance position, a dead point position and a second balance position, and during normal opening and closing, the two elastic devices are kept at the first balance position with an included angle and apply pressure to the movable contact bridge; when a short-circuit fault occurs, the movable contact bridge is repelled by an electrodynamic force and drives the second ends of the two elastic devices to move relative to the contact support, and the two elastic devices are switched and kept at a dead point position or a second balance position forming an included angle to limit the movable contact bridge. The elastic device improves the reliability of the contact mechanism.

A closing device and a circuit breaker relate to the low-voltage electrical field. The invention provides a closing device, which comprises a handle and a contact assembly, and is characterized in that the contact assembly comprises a static contact group and a moving contact group which can be in contact with or separated from the static contact group, and the moving contact group is in transmission connection with the handle; the handle comprises a body and a quick-closing piece rotationally arranged in the body; and the driving handle rotates to drive the moving contact group to move towards the static contact group, and the quick closing piece can be in contact with the moving contact group, so that the moving contact group stores energy to realize quick closing. According to the switching-on device, rapid switching-on of the contact assembly can be realized through the processes of energy storage and energy release, so that abrasion to the contact is reduced, and the switching-on reliability of the contact and the performance of the circuit breaker are improved.

Described herein are techniques for conducting an automated marketing campaign that provides for branching conditions. Accordingly, the marketing campaign is defined such that a contact who is scheduled to receive messages as part of the campaign will receive specific messages depending upon the contact group of which the contact is a member. Therefore, the conditional branching is achieved via contact record updating service that iteratively updates various contact groups by executing predefined contact grouping queries. As the contact record updating service is integrated with a customer data platform, branching conditions can be specified at a granular level based on very specific event data—for example, such as when a customer interacts with various user interface elements of an application, or concludes a purchase transaction with an e-commerce shopping cart, and so forth.

The invention is suitable for the field of detection equipment, and provides a power supply performance detection device, which comprises a seat body and a contact group which extends out of the seat body and is inserted into a connecting socket, the contact group is provided with a plurality of sub-contacts; in an initial state, the sub-contacts of the contact group are all in a contraction state; a single contact driving structure and an integral driving structure are arranged in the seat body; under the driving action of the single contact driving structure, the plurality of sub-contacts singly and orderly extend and retract; under the driving action of the integral driving structure, the plurality of sub-contacts integrally extend and retract, so that the safety door quality inspection device can perform quality inspection work on the safety door at the power supply connecting socket through the sub-contacts in different detection states; by utilizing the device, the operation steps and the working intensity of detection personnel are simplified, the probability of missing detection errors is reduced, and the connection safety of products is further improved.

The invention relates to the technical field of electronic control devices, in particular to a contact device and a relay. The contact device comprises: a static contact group, wherein the static contact group comprises two static contacts; the movable spring assembly comprises a movable spring, and the two ends of the movable spring can move relative to the static contact group, so that the two ends of the movable spring are in contact with or separated from the static contact group; the elastic piece is arranged on one side, deviating from the static contact group, of the movable spring assembly; and an arc-shaped contact surface is arranged between the elastic piece and the movable spring assembly. The contact device can realize the self-adjustment of the movable spring in the movable spring assembly at any position, so that the movable spring and the static contact reach a contact balance point, the effective use of the relay is ensured, and the performance of the relay is improved.

A switching device comprises an electromagnetic system and two contact systems, the electromagnetic system comprises a coil assembly, a movable iron core and a static iron core, a magnetic gap is reserved between the movable iron core and the static iron core, each contact system comprises a movable contact assembly and a static contact assembly which are matched with each other, and the electromagnetic system is arranged between the two contact systems. The movable iron core is in linkage connection with a linkage piece, the two ends of the linkage piece are in linkage connection with the movable contact assemblies of the two contact systems respectively, under driving of the electromagnetic system, the moving tracks of the movable contact assemblies, the movable iron core and the linkage piece are all parallel to the central axis of the linkage piece, and the central axis of the linkage piece is connected between the two ends of the linkage piece. According to the utility model, the two contact units are respectively arranged at the two opposite sides of the electromagnetic system, the two ends of the linkage piece can drive the moving contact assembly, and meanwhile, the moving tracks of the moving contact assembly, the moving iron core and the linkage piece are parallel to the central axis of the linkage piece, so that the occupied space is small, and the size of the switching device is reduced.

The utility model discloses a contact group for a point switch, which relates to the technical field of railway turnout point switches and is technically characterized by comprising a static contact seat, a movable contact seat and a connecting seat, a plurality of binding posts are mounted on the static contact seat, the connecting seat is arranged inside the static contact seat, and the movable contact seat is arranged on the connecting seat. A connecting seat is fixedly mounted on each binding post; one end of the contact sheet is in sliding connection with the connecting seat, and the other end of the contact sheet is provided with a first guide surface; and one end of the spring is fixedly connected with the connecting seat, and the other end of the spring is fixedly connected with the contact piece, so that the contact piece can be pressed on the movable contact column even if the elastic acting force of the spring is reduced after long-time use, and the connection between the contact piece and the movable contact column can be more reliable.

The invention relates to a base-modularized closed fuse with a sensing contact and a manufacturing method thereof. The fuse comprises an upper wiring end, an upper contact group, an arc extinction tube, an arc extinction rod, a lower contact group, a base group, a lower wiring end, a connecting piece, an insulating jacket, an insulating cylinder, a base group body, a base group lower wiring seat and a fuse carrier group, the upper contact group comprises an upper contact group electrode, a conductor, a spring, a temperature sensor and a contact seat, the lower contact group comprises a rivet, a fixed plate, an elastic contact piece and a hoop spring, the base group comprises a base group body and a lower wire holder, and the fuse carrier group comprises a fuse carrier group upper contact, a fuse tube, a lower contact and a fuse link. According to the invention, the problems of difficult fuse operation state monitoring, difficult fault point positioning and the like are solved. According to the invention, the assembly process of the fuse base is simplified to the greatest extent, so that the qualification rate and quality of the fuse base are greatly improved. According to the invention, the problem of inaccurate measurement result caused by indirect temperature measurement of the product contact is solved.

The invention discloses a relay and an electricity meter. The relay comprises an armature assembly, a pushing card, a static contact group, a movable contact group and an anti-short circuit unit. The armature assembly moves in the Y-axis direction, the pushing card and an armature assembly insert are integrally formed in an injection molding mode, the static contact piece set is provided with a reverse overcurrent part, the movable contact piece set is arranged on the pushing card and abuts against or is away from the static contact piece set in the Y-axis direction, and the overcurrent direction of the movable contact piece set is opposite to the overcurrent direction of the reverse overcurrent part in the X-axis direction. The anti-short-circuit unit comprises a first magnetizer group fixed relative to the movable contact group and a second magnetizer group fixed relative to the static contact group, the first magnetizer group and the second magnetizer group form a magnetic loop when the movable contact group is over-current, and at least part of the second magnetizer group is located between the movable contact group and the reverse over-current part in the Y-axis direction. By adopting the technical scheme, compared with a relay in the prior art, when the relay is impacted by fault large current, the movable contact group and the static contact group are more difficult to separate.

The invention provides a push type switch with a level linkage function, which comprises a shell, a push assembly, a contact module and a locking reset module, and is characterized in that the push assembly comprises a push button, a connecting rod and a convex clamping block, and the push button is arranged at the top end of the connecting rod; the connecting rod is arranged in the cavity of the shell in the axis direction of the shell and can reciprocate in the axis direction of the shell. The protruding clamping block is located on the outer side wall of the connecting rod and used for being clamped with the first clamping groove or the second clamping groove. The contact module comprises a first contact group and a second contact group which are arranged at an interval along the axis direction of the shell; the locking reset module is connected with the pressing button and used for locking the state of the pressing assembly when the pressing assembly moves to different positions and controlling the on-off state of the first contact set and the second contact set in cooperation with movement of the pressing assembly. The technical problem that in the prior art, a push type switch cannot achieve high and low level switching in a closed state can be solved.

The embodiment of the present invention relates to a monitoring device, which includes: a box body and a panel; the panel is located on the upper part of the box body and is used to display the conduction and release process of the internal contact group in real time and accurately. Based on the box body and the panel, the present invention can judge in real time whether the conduction and release functions of the leaf spring inside the monitoring device are correct by displaying the light or dark of two rows of light-emitting diodes on the panel.

The utility model discloses a relay, which comprises a first shell and N non-series contact groups accommodated in the first shell, N is greater than or equal to 2, each contact group comprises at least one contact pair, and each contact pair comprises a movable contact and a static contact which are correspondingly matched with each other; the circuit breaker is characterized in that in the N-1 contact groups, the contact surfaces of the movable contacts and / or the static contacts in each contact pair in at least one contact group are provided with a plurality of mutually spaced convex parts, the movable contacts in all the contact groups are driven by the action component to act towards the static contacts, and the convex parts are used for pushing against ice layers on the surfaces of the contacts to realize conduction. According to the utility model, certain heat is generated after the contact group provided with the plurality of mutually spaced protruding parts is conducted, so that the temperature inside the relay is raised, and then ice layers on other contacts are melted, contacted and conducted, thereby improving the contact reliability of the contacts.

The utility model discloses a movable contact group of a change-over switch, which belongs to the technical field of movable contact groups of change-over switches, and particularly structurally comprises a conductive contact ring, a contact column and a contact base, the contact ring is sleeved on the contact column, the contact column is fixedly connected on the contact base, and the lower end of the contact column is fixedly connected with a fixed inlay. And the fixed inlay is embedded into the contact base to be fixed. According to the utility model, after the fixed inlay is fixedly connected with the lower end of the binding post, the end of the binding post is embedded into the contact base to be fixed (by means of pouring and the like), part of the inlay in the contact base is embedded into the groove part or the three-dimensional cavity structure with a large lower part and a small upper part is used for blocking and limiting the fixed inlay, and the fixed inlay is prevented from being damaged under the impact action of horizontal force on the contact post for a long time. According to the utility model, better connection reliability and anti-drop effect are achieved, the connection stability of the contact column can be improved, the drop is avoided, the contact area is increased, and the occlusion stability of the contact base and the contact column is better.

The utility model discloses an auxiliary switch and a universal circuit breaker, and the auxiliary switch comprises at least one switch group, and each switch group comprises a switch housing, a push rod, and at least one contact assembly. The push rod and the switch shell are arranged in a sliding mode, one end of the push rod penetrates into the switch shell, and the other end of the push rod is exposed out of the shell. The contact assembly comprises a normally-closed contact set and a normally-open contact set, a normally-closed movable contact bridge of the normally-closed contact set and a normally-open movable contact bridge of the normally-open contact set are both arranged on the push rod and move along with the push rod, and state conversion of the normally-closed contact set and the normally-open contact set is achieved through sliding of the push rod; all contact surfaces in the normally closed contact group and the normally open contact group are knurled surfaces; the composite material has the advantage of being good in electro-corrosion resistance.

The invention provides an arc extinguishing system. The arc extinguishing system comprises a first arc extinguishing group, a second arc extinguishing group, a third arc extinguishing group, a first end tab, a second end tab, an insulating shell, a contact group, a conducting piece and an end cover. The contact piece group is opposite to the conduction piece. And the three arc extinguishing groups are arranged in the insulating shell and are arranged behind the contact group together. And the first run-on plate is tightly attached to the conduction piece and is arranged below the first arc extinguishing group. And the second run-on plate is arranged above the third arc extinguishing group. A contact plate is arranged at one end, facing the contact group, of the second run-on plate. Magnetism increasing plates are arranged on the two sides of the contact plate, and a local magnetism increasing area is defined by the magnetism increasing plates and the contact plate. The arc extinguishing group is matched with the long contact piece of the contact group to form an arc striking structure, and when the circuit breaker is switched off, a local magnetism increasing area is constructed at the stopping position of the long contact piece of the contact group, so that the electromagnetic driving force of an arc entering the arc extinguishing group is improved. Meanwhile, staggered main cutting areas and side cutting areas are arranged in the arc extinguishing groups, group-by-group, batch and partition cutting of the arc and the cutting blades is achieved, the arc cutting difficulty is lowered, and the arc extinguishing capacity of the contact arc extinguishing system is improved.

The invention relates to a contact module structure of a switch, which comprises a moving contact, and the moving contact can be contacted with and separated from a static contact in a rotating process, so that a main loop of the switch is in a switching-on or switching-off state. And the moving contact group in the moving contact can be limited by the limiting clamping boss to slowly reach a final opening position. The limiting clamping boss can block an electric arc escaping between the moving contact and the static contact, so that the electric arc is stretched and thinned to be dissipated according to a designed route. And the limiting clamping boss enables the movable contact group to be stressed and clamped inwards so as to stop moving, so that the abrasion of the shell is reduced, and the service life of the product is prolonged.

The utility model discloses a relay. The relay comprises a housing; the magnetic driving part is arranged in the shell and comprises a coil assembly, a yoke assembly and an armature assembly, and the axial direction of the coil assembly is defined as the X direction; the contact part comprises a movable contact group and a static contact group which can be mutually disconnected or attracted along the X direction, and the static contact group is arranged on the shell; the pushing part comprises a pushing card and a clamping piece, one end of the pushing card is provided with the armature assembly, the clamping piece is used for installing the movable contact set, the other end of the pushing card is provided with a clamping groove, the extending direction of the clamping groove is defined as the Z direction, the clamping groove extends to the edge of the clamping groove, and the clamping piece is clamped in the clamping groove. According to the relay provided by the utility model, the pushing card is provided with the clamping groove extending to the edge, so that the pushing card can be conveniently clamped in the clamping groove through the clamping piece, and the movable contact group can be rapidly installed.

The utility model provides a static contact group, which comprises a static contact seat and a mounting groove which is arranged on the static contact seat and is used for mounting a static contact sheet and a reinforcing sheet, and a limiting end part of a mounting section of the reinforcing sheet, which is mounted in the mounting groove, is bent towards the side wall of the mounting groove and is inserted into a limiting groove on the side wall; and an elastic supporting piece is arranged between the limiting end part and the notch side wall at the notch of the mounting groove. According to the utility model, the mutual interference between the static contact sheet and the reinforcing sheet is effectively avoided, especially, the thickness of a conductive part at the wiring stud is greatly reduced, the electrical conductive distance is shortened, the electrical safety is enhanced, and meanwhile, the constant stress support of the static contact sheet is ensured.

The present invention relates to the technical field of grounding knife switches, and specifically to a rectangular busbar grounding knife switch. It comprises a rectangular busbar, a static contact connected to the rectangular busbar, and a moving contact that can move along a preset path, a connecting plate is arranged on the static contact, a contact finger group is arranged on the connecting plate, two contact fingers are respectively fixed to the two ends of the connecting plate by elastic connectors, the width of the open end of the space between the two contact fingers is greater than the width of the rear end, and the rear end is an end close to the connecting plate; the contact finger group is arranged on the moving path of the end of the moving contact. The present invention can achieve full connection between the moving contact and the static contact when conduction is required through the contact and separation between the contact finger groups elastically arranged on the moving contact and the static contact, and can achieve easy separation between the moving contact and the static contact when conduction is not required, so that the present invention has the advantages of simple installation, reliable separation and combination, strong versatility, etc., and can fully meet the requirements of field equipment operation.