18results about How to "Avoid reverse insertion" patented technology

The invention provides a pole, a cover plate assembly and a high-capacity single battery, and relates to the technical field of batteries. The pole comprises a body and a bottom plate; the bottom plate is connected with the body, a tab mounting space is defined by the bottom plate and the body, a first opening is defined by the body and / or the bottom plate, and the first opening is configured to communicate the tab mounting space with an inner cavity of the single battery. According to the scheme, the tab can penetrate through the first opening and is located in the tab mounting space. Therefore, the tab and the pole share the height space, so that the space occupied by the original tab is used for arranging the electrode assembly, and the energy density of the single battery is improved; and the tab can be wrapped in the tab mounting space, so that the tail end of the tab is isolated from the electrode assembly by the part of the wall surface of the formed tab mounting space on the pole, and the tab can be effectively prevented from being inversely inserted into the electrode assembly.

According to the wiring harness integrated wiring terminal, a detection groove is longitudinally formed in the middle of a row seat body, a sensor assembly cover is arranged in the detection groove, a plug-in temperature measurement guide column is vertically arranged in the middle of the lower portion of the sensor assembly cover, a temperature controller is arranged in the plug-in end of the sensor assembly cover in a plug-in mode, and a temperature sensor is arranged in the plug-in end of the sensor assembly cover in a plug-in mode. The wiring terminal comprises an upper-layer wiring piece and a lower-layer wiring piece, the upper-layer wiring piece is in a right-angle edge folding type Z-shaped wiring piece, the lower-layer wiring piece is arranged below the upper-layer wiring piece in an attached mode, and a fixing boss is arranged on the top face of the middle of the upper-layer wiring piece. The upper-layer lug plate adopts a quick-plug structure, diversified circuit requirements of customers are met, the convenience of overall installation can be improved through a double-layer structure, more convenient installation can be achieved through fixing screws on one side, and the anti-interference capability of products is improved by serially connecting inductors.

The invention provides a battery monomer and electric equipment, the battery monomer comprises an end cover, a battery cell, a mainboard and a rotating plate, the battery cell comprises a tab and a main body, and the tab is led out from a first end face of the main body; the main plate and the rotating plate are positioned between the end cover and the first end surface of the main body; the mainboard is connected to one side, facing the battery core, of the end cover; the rotating plate is located between the tab and the main body, the rotating plate is rotatably connected to the main plate around the first axis, and the first axis is perpendicular to the main plate, so that the rotating plate rotates around the rotating axis until the tab is covered, and the rotating plate is located between the tab and the battery cell main body after being assembled into the shell; and the position of the rotating plate between the tab and the main body is relatively stable in the Z direction, so that the tab is stably supported, the tab and the main body of the battery cell are effectively separated, and the phenomenon of short circuit of the battery caused by the fact that the tab is inserted into the battery cell after entering a shell is avoided.

The utility model discloses a fool-proof SN socket, which comprises a base, the front surface of the base is provided with a mounting groove, two sides of the interior of the mounting groove are provided with pins, the other side of each pin penetrates through the base and extends to the outer side of the base, the upper side of the interior of the mounting groove is provided with a fool-proof groove, the top of the back surface of the base is provided with a clamping position, and the back surface of the base is provided with buckles at two sides of each pin. According to the utility model, the structure is simple, through the three-stage step type fool-proof and protection type design structure and the tail plug board clamping type design, the fixation of the socket is enhanced when the upper board is assembled, the socket can be effectively prevented from being plugged reversely, the problem that a traditional socket is not provided with a positioning structure when being installed is solved, and the fool-proof structure has the beneficial effects of fool-proof performance, stable structure and the like.

A rechargeable battery includes: a case that receives an electrode assembly and includes an opening; a cover assembly that includes a cover plate coupled to the case and covering the opening and a terminal plate coupled to the cover plate; and an outer shell that covers the cover plate and is coupled to the case, and an outer surface of the terminal plate protrudes further than an outer surface of the outer shell to have a height difference.

The utility model discloses a welding-free fool-proof connector of a capacitive cell, which relates to the technical field of connectors, and comprises an insulating rubber base, a positive terminal and a negative terminal are inserted in the insulating rubber base, the positive terminal and the negative terminal comprise pin parts and clamping parts, the pin parts and the clamping parts are integrally formed, and the clamping parts and the pin parts are integrally formed. The clamping part is provided with a trumpet-shaped opening, the insulating rubber base is provided with a fool-proof structure, the recoverable battery cell comprises two pins, and the distance between the axial leads of the two pins is between 5.0 mm and 8.0 mm. According to the utility model, by designing the integrally formed terminal structure, rapid assembly is facilitated, meanwhile, the battery cell pins and the battery connector are directly connected in a direct insertion manner, welding is canceled, subsequent battery recovery is facilitated, and by designing the fool-proof structure, the positive and negative pins of the battery cell are prevented from being inserted reversely; the pin part can be a straight line, so that DIP type assembly is facilitated; and the PCB can be bent by 90 degrees, so that SMT (Surface Mount Technology) patch assembly with the PCB is facilitated.

A non-adhesive housing for a data cable, the data cable itself, and an assembly method thereof are disclosed, belonging to the field of data cables. The non-adhesive housing includes: a metal shielding shell for housing the internal structure of the data cable connector; an outer protective shell fitted over the metal shielding shell; a one-way locking structure disposed between the metal shielding shell and the outer protective shell for forming a mechanical lock that prevents the outer protective shell from detaching in the reverse direction when it is fitted over the metal shielding shell in the assembly direction; and an elastic sealing sleeve fitted over one end of the metal shielding shell, wherein the elastic sealing sleeve and the inner wall surface of the outer protective shell form a detachable adsorption fit. The assembly process is simple and quick, requiring no waiting for adhesive curing, thus improving production efficiency and ensuring reliable connection.

The present invention discloses a method for preventing reverse insertion of high-wire small-size hard wire steel on a Stelmore air-cooled line, comprising the following steps: (1) after the wire is rolled by a finishing mill, it is cooled by a post-rolling water tank and then fed to a spinning machine through a pinch roller; (2) the spinning machine bends the wire into a coil and simultaneously converts the high-speed linear motion into a low-speed linear motion along the axis direction, and in this process controls the outlet angle of the spinning tube of the spinning machine, adjusts the height of the lower support plate of the spinning machine, and optimizes the overspeed of the spinning machine; (3) after the coil is spit out by the spinning machine, it falls on the Stelmore air-cooled line, and several sections of cooling rollers are arranged on the Stelmore air-cooled line to transport the coil forward, and after rapid cooling by blowing air to cause phase change, it is transported to a collection drum for collection and coiling, and in this process, the chain transmission speed is improved, the cooling roller speed is adjusted, and the receiving roller height is changed, thereby realizing reverse insertion prevention. The present invention realizes reverse insertion prevention and ensures stability on the Stelmore air-cooled line.

The present invention relates to the field of packaging equipment, and provides a printing size device. The device includes a printing roller assembly and a mounting seat, wherein the mounting seat is formed with a receiving groove for inserting the printing roller assembly, and the side wall of the receiving groove is provided with a first guide portion; the printing roller assembly includes a font size support plate, a first clamping plate, and a second clamping plate, and the font size support plate is provided with a second guide portion that is slidably matched with the first guide portion on the side facing the first clamping plate, and the second guide portion is exposed from the first clamping plate; a plurality of mounting grooves for installing font size blocks are provided on the working surface of the font size support plate along its circumference, and the first plug-in section and the first plug-in section are formed on the opposite surfaces of the font size support plate and the first clamping plate, respectively, and the font size block is formed with a second plug-in section on the side facing the first clamping plate, and the first plug-in section and the second plug-in section are spliced ​​into a second plug-in section for matching with the first plug-in section. The present invention not only eliminates the problem of wrong installation direction of font size blocks from the root, but also improves the efficiency of replacing font size blocks.

The invention discloses a battery capable of preventing positive and negative electrodes from being reversely plugged, and belongs to the technical field of lithium batteries. A lower plugging box is arranged on a positive plate or a negative plate in a sleeving manner, a positive lug and a negative lug are inserted into a port of electric equipment, and the lower plugging box and an upper plugging box are connected with a connecting seat through pin shafts; the connecting seat and the upper plug-in box can freely deflect, so that the plug-in angle of the positive lug or the negative lug can be adjusted, the battery can be conveniently plugged and used, the situation that the positive lug or the negative lug is bent due to the fact that the plug-in work is influenced by space limitation is prevented, and after the plug-in work is completed, the plug-in angle of the positive lug or the negative lug can be adjusted. The polymer lithium battery main body or the electric equipment shakes, so that the two connecting seats can relatively move through the telescopic rods and are matched with the acting force of the buffer springs to buffer the positive lug and the negative lug, the acting force of the polymer lithium battery main body or the electric equipment on the connecting part is weakened, and the structural wear is reduced; the service life of the battery is ensured; and the use stability is improved.

The utility model relates to interface technical field discloses a side -entry type fool -proof shielding interface, include: main part, the main part includes the connector socket of setting in the main part one end and sets up on the fool -proof slot of connector socket, wherein, the fool -proof slot is fixed with the locating lug in, and the locating lug is set up with the through slot, and the through slot is fixed with rubber plug. The utility model designs the fool -proof slot, and the stable connection is carried out with the plug, prevents the error of plug -in, avoids the situation of appearance to plug -in, protects the use safety of equipment, simultaneously, the interface plug -in process, the firm safety of connection, is not easy to loosen, after the interface and the plug connection, appear to be unable to pull out, through the dismantling rubber plug, the pull -out of plug is convenient, the interface modularization design, matches and installs on the circuit board, and the scope of application is wide.

The utility model discloses a pet comb with a comb head convenient to replace, which is used for solving the problems that the comb head and a comb handle of the existing pet comb in the prior art are integrally designed, so that one comb handle is fixed on each comb head with different functions, and the production cost and the use cost are increased. One end of the universal comb handle is fixedly connected with a connecting assembly, a rectangular limiting inserting groove is formed in the connecting assembly, the front end and the rear end of the middle of the end face of one side of the rectangular limiting inserting groove are both connected with rectangular movable grooves, and rectangular locking pieces are arranged in the rectangular movable grooves. One side of the rectangular locking piece extends into the rectangular limiting inserting groove and is fixedly connected with a hooking limiting part, one side of the universal comb handle is connected with a comb head, one side of the comb head is fixedly connected with an inserting part, and the front end and the rear end of the middle of the end face of one side of the inserting part are each provided with a hooking limiting groove.

The utility model belongs to the technical field of air valves, and discloses a seat air valve control device which comprises a shell and a circuit board, the shell comprises an upper cover and a bottom shell, the upper cover covers the bottom shell, the circuit board is arranged in the middle of the upper cover, a massage air valve cavity and a waist support air valve cavity are formed in the bottom shell, a massage air valve is arranged in the massage air valve cavity, and a waist support air valve is arranged in the waist support air valve cavity. A massage air valve is arranged in the massage air valve cavity, a waist support air valve is arranged in the waist support air valve cavity, clamping grooves are formed in the massage air valve cavity and the waist support air valve cavity, clamping pieces are arranged on the massage air valve and the waist support air valve, the clamping pieces are fixed in the clamping grooves, and the massage air valve and the waist support air valve are electrically connected with the circuit board through the clamping pieces; according to the seat air valve control device, an original copper needle and a middle shell are replaced by the ingenious clamping piece, the internal structure of the seat air valve control device is optimized, the clamping piece can clamp the memory metal wire and can be electrically connected with the circuit board, structural faults of the conductive metal piece are prevented, the fault rate of internal components is greatly reduced, cost is saved, and the service life of the seat air valve control device is prolonged. Certainly, due to the special design of the clamping piece, the clamping piece is prevented from moving in the seat air valve control device, a circuit can be connected, and a waist supporting air valve and a massage air valve can be directly controlled conveniently.

The utility model provides a welding carrier which comprises a base and a pressing assembly, a containing groove and a through hole are formed in the base, and the through hole penetrates through the base from the groove bottom of the containing groove. The pressing assembly comprises a pressing plate, a flexible pressing block and a plurality of elastic pressing columns, the pressing plate is hinged to the base, the elastic pressing columns and the flexible pressing block are arranged on the pressing plate, when the pressing plate is overturned to the position above the base, the flexible pressing block and the elastic pressing columns are arranged corresponding to the containing groove, and the elastic pressing columns are distributed in the whole containing groove; according to the utility model, thermal deformation of the PCB and element floating can be corrected.

This utility model provides a quick-connect structure for a motor junction box, belonging to the technical field of junction box technology. It solves the problem of low assembly convenience in existing motor junction box connection structures while ensuring stability and safety. The quick-connect structure of this motor junction box includes a box body with a protrusion forming a plug-in portion. The plug-in portion has a plug groove. The quick-connect structure includes a connector that can partially embed into the plug groove and is electrically connected to the motor junction box. The connector has a flexible latch and a locking plate located below the flexible latch. The plug portion has a clearance groove for the locking plate to slide against it. The groove wall of the clearance groove protrudes to form a locking block. The flexible latch has a locking hole for the locking block to engage. This quick-connect structure of the motor junction box improves both safety and ease of assembly.

The utility model relates to the technical field of battery production, in particular to a connecting piece feeding detection device and a connecting piece feeding system.The connecting piece feeding detection device is used for detecting the feeding posture of a connecting piece, a bending groove is formed in the connecting piece, and the connecting piece feeding detection device comprises a positioning table and at least one probe detection assembly; a positioning groove is formed in the positioning table and used for containing a matched connecting piece. Any probe detection assembly comprises a plurality of induction probes, the induction probes are sequentially arranged in the first direction, and the sensing end of any induction probe extends into the positioning groove through the bottom of the positioning groove; when a single connecting piece is placed in the positioning groove in a preset correct posture, one probe detection assembly is located under the bending groove. According to the scheme, whether the feeding posture and the feeding number of the connecting pieces meet the requirements or not can be effectively detected, the problems that due to the fact that the feeding posture of the connecting pieces is wrong, bending is not guided, stress is increased, and inverted insertion is generated are solved, efficiency is high, and errors are not likely to happen.

The utility model belongs to the technical field of air valves, and discloses a seat air valve control device which comprises a shell and a circuit board, the shell comprises an upper cover and a bottom shell, the upper cover covers the bottom shell, the circuit board is arranged in the middle of the upper cover, a waist support air valve is arranged on the bottom shell, and the waist support air valve is arranged on the waist support air valve. The waist support air valve comprises a single rocker arm, a plug, a reset elastic piece, a memory metal wire and a clamping piece; a plug is arranged at one end of the single rocker arm, and a forward inclined part is arranged close to the plug; the memory metal wire is sleeved on the forward inclined part of the single rocker arm; the reset elastic piece is located on one side of the single rocker arm, and the clamping piece clamps the two ends of the memory metal wire and is connected with the circuit board. The waist support air valve is used for controlling air to pass through the waist support inflation air channel and the waist support deflation air channel, and the waist support service is provided for a seat user.

The invention relates to the technical field of plug pin equipment, and discloses an anti-reverse-plugging explosion-proof power plug pin which comprises a plug pin body used for connecting power supply wires and a plug pin connecting body arranged on the right side of the plug pin body and used for being connected with electric equipment wires, and an auxiliary body is arranged at the top of the plug pin body. The auxiliary main body comprises a driving device which is arranged at the top of the bolt main body, the driving device is used for being matched with a follow-up assembly to protect the bolt main body, short circuit of electric equipment wiring in the bolt main body after long-time use is avoided, the protection effect of the device is improved, and a user can use the device conveniently; and the processing device is fixedly connected to the top of the bolt body and used for being matched with the driving device to protect internal wiring of the bolt body and fix the bolt body and the bolt connecting body, and the device has the advantages of improving the protection effect of the device, facilitating use of a user and the like.