224results about How to "Improve waterproof sealing performance" patented technology

The invention discloses a patch type device for monitoring multiple physiological parameters. The patch type device comprises a shell being suitable for being attached to the human skin and made of aflat flexible material, wherein the front side of the shell can be attached to the human skin through glue, the shell is provided with a pulse wave sensor, the pulse wave sensor and the shell are integrally formed through the liquid silicone injection molding method or the solid silicone compression molding method, a circuit module used for processing the collected physiological parameter data isarranged in the shell in a sealed mode, and the circuit module is connected with the pulse wave sensor. The device is convenient to use, can not generate discomfort to the human skin after long-time wearing, is good in airtight waterproofing property, is long in continuous use time, and can collect and monitor various physiological parameters of a user, and the data is more accurate and more comprehensive.

The invention discloses a fully-sealed power distribution cabinet comprising a cabinet body. A wire inlet box is arranged in one side of the cabinet body, and the wire inlet box includes a bottom plate arranged on the side of the cabinet body. The bottom plate is provided with a plurality of holes, one side, facing the inside of the cabinet body, of the bottom plate is fixedly connected with conical tubes with two open ends, and the conical tubes gradually narrow toward the inside the cabinet body. Cable wire sealing rubber plugs are arranged in the conical tubes. Each of the cable wire sealing rubber plugs includes two ejector pins, semi-circular first and second end plates are arranged on each ejector pin at intervals, the second end plates are disposed at the tail ends of the ejector pins, and the outer diameter of the two first end plates after the two first end plates are combined is matched with the inner diameter of the holes. Each ejector pin is provided with a rubber plug which is disposed between the first end plate and the second end plate, the opposite surfaces of two rubber plugs are provided with threading grooves which gradually narrow toward the inside the cabinet body and allow a cable wire to pass through, and the shape formed by two rubber plugs is matched with the conical tubes.

The invention discloses an LED street lamp rain experiment environment apparatus. The apparatus comprises: a rotating objective table, a rotation driving motor, a spray apparatus and a water collection apparatus, wherein an LED street lamp can be horizontally installed on the rotating objective table and the rotating objective table can drive the tested LED street lamp to synchronously rotate on a horizontal direction; the rotation driving motor drives the rotating objective table; the spray apparatus is arranged right above the tested LED street lamp; the water collection apparatus is installed right below the rotating objective table and collects water which is sprayed on the tested LED street lamp by the spray apparatus. The spray apparatus is connected with a water tank through a water supply line. The rotation driving motor carries out transmission connection with the rotating objective table through a transmission mechanism. A water pump and a flow control valve are installed on the water supply line. The apparatus is in a simple structure. Laying is convenient. Usage operation is simple and usage effect is good. A purpose of testing waterproof sealing from multiple angles and in an omnibearing manner of the LED street lamp can be simply and conveniently realized so that reliability and a service life of the LED street lamp can be increased and prolonged.

The invention discloses a waterproof connection structure matched between an end socket of a lighting tube in a light fitting and a slot of a plug socket. The outer peripheral surface (101) of the end socket is provided with at least one annular groove (102), wherein a sealing ring (3) is sleeved in the annular groove (102); the thickness of the sealing ring (3) is larger than the depth of the annular groove (102); the inner peripheral surface (201) of the slot of the plug socket has a taper; the end socket and the slot of the plug socket form a compacting seal through the sealing ring (3) and the taper of the inner peripheral surface (201); and the sealing ring (3) is matched with the taper of the inner peripheral surface (201) in a sealing mode for preventing water. The waterproof connection structure can be widely used in the field of light fittings.

The invention discloses a rotating connector assembly of a guard rail and the guard rail. The rotating connector assembly comprises a first connection piece and a second connection piece. The first connection piece rotates with a fixed pipe close to the movable portion in the guard rail as a center axis, and the second connection piece is fixedly connected with the fixed pipe. The first connection piece is provided with a movable beam connection portion used for being connected with a movable beam in the guard rail, and the second connection piece is provided with a fixed beam connection portion used for being connected with a fixed beam in the guard rail. The guard rail comprises the movable beam on the movable portion and the fixed beam and the fixed pipe on the fixed portion, and the movable beam and the fixed beam are connected with the fixed pipe close to the movable portion through the rotating connector assembly. The rotating connector assembly has the advantages of being simple in structure, low in cost, convenient and quick to install, high in connection strength, long in service life and the like.

The invention discloses a solar cell module for a building roof and a packaging technology, and relates to the technical field of solar cells. The solar cell module comprises a tile-shaped solar cellpacking body including an upward arched projection, and a solar cell frame for installing the solar cell packing body and adapted to the four sides of the solar cell packing body; the solar cell packing body of a five-layer laminated structure comprises a backboard layer, a first sealant layer, a crystalline silica solar cell layer, a second sealant layer and a glass layer laminated successively;and each of the backboard layer, the first sealant layer, the crystalline silica solar cell layer, the second sealant layer and the glass layer is of the tile-shaped structure with the upward arched projection. Thus, urban and garden buildings can supply power by themselves, the building roofs are beautiful due to the structure in the classical or garden style, wiring of the solar cell module is simplified, and construction is more convenient.

The invention discloses a splicing process for the aluminum outer skin of a military shelter. The process comprises the steps of assembling sizing of a skeleton, cleaning before welding, butting positioning, drilling of rivet holes, riveting, detection of planeness, welding of the outer skin, rivet welding, weld grinding and the like. According to the splicing process, a weld crosswise and sequence welding mode is adopted, so that outer skin straight plates can be continuously and seamlessly spliced, the smoothness and strength of a spliced weld can be ensured, and the condition of deformation and cracking is avoided; the outer skin straight plates are riveted through rivets, so that the connection stability of the outer skin straight plates relative to the skeleton can be effectively improved, the waterproof sealing performance of a shelter body of the shelter can be effectively improved, and a paint coating at a seam can be completely prevented from being detached; in addition, the rivets are fastened on the outer skin straight plates and the skeleton by virtue of a three-section welding process, so that the rivets can be effectively prevented from being loosened or separated.

The invention provides a waterproof sealing joint assembly and an electric surfboard with the same. The waterproof sealing joint assembly comprises a connecting sleeve, a male pole mounting assembly and a female pole mounting assembly; the male pole mounting assembly and the female pole mounting assembly are in inserted connection with each other in an accommodating cavity; the male pole mountingassembly comprises a male pole insulating seat and a male pole plug; the female pole mounting assembly comprises a female pole insulating base and a female pole socket; the female pole socket is inserted into the female pole insulating seat and is limited; a second limiting groove is formed in one end of the connecting sleeve; the male pole mounting assembly extends into the connecting sleeve andthen is sealed and limited by the second limiting groove; and the male pole mounting assembly and/or the female pole mounting assembly is detachably and fixedly connected with the connecting sleeve. The waterproof sealing joint assembly is ingenious in structure; the waterproof sealing performance of wire connection is greatly improved; convenience in mounting, dismounting or replacing the waterproof sealing joint assembly of the invention is improved; and machining and assembly can be facilitated.

The invention discloses a fast-locked connector comprising a socket having a socket outer conductor; a plug having a plug outer conductor; a locking structure for locking or unlocking the plug outer conductor and the socket outer conductor; and sheaths respectively covering the socket outer conductor and the plug outer conductor and for driving the locking structure to perform locking or unlocking operation. In addition, the fast-locked connector also comprises a staple bolt structure arranged on the sheaths and the socket outer conductor for locking or unlocking the sheath with or from the socket outer conductor to prevent unexpected unlocking of the plug from the socket. The fast-locked connector of the invention is simple in structure, and has unexpected unlocking preventing, fast locking and waterproof sealing capabilities. The mechanical structure is high in stability; the working reliability is high; the fast-locked connector can realize tool-free mounting and detachment of a frame body of communication equipment; the dismounting and maintenance operation is simple and convenient; and the competitiveness of products is substantially raised.

The invention discloses a waterproof sealing device and a cutting machine. The waterproof sealing device comprises a bottom frame, a sealing pressing ring, a gas inlet joint and a small hole, wherein the bottom frame and the sealing pressing ring are fixed by a fixing piece, so that a closed space is formed between the bottom frame and the sealing pressing ring; the gas inlet joint is communicated with the closed space and used for conveying compressed gas to the closed space; and the small hole is formed in the bottom frame, communicated with the closed space and used for blowing gas to a space between the waterproof sealing device and a waterproof shield. The waterproof sealing device can effectively prevent water and gas from entering a rotary workbench, so that parts such as a driving motor and the workbench can be better protected, and service life is prolonged.

The invention relates to the technical field of new energy automobiles, and discloses a new energy automobile charging pile with a function of advertisement putting. The charging pile comprises a base, wherein the top end of the base is fixedly provided with a box body, one side of the box body is fixedly provided with a charging pile body and a hook from top to bottom in sequence, the bottom endof an inner cavity of the box body is fixedly provided with a support bearing, a support sleeve is fixedly in sleeved connection in the support bearing, the top of the outer wall of the support sleeveis movably in sleeved connection with a limiting sleeve, and the outer portion of the limiting sleeve is movably in sleeved connection with a fixing plate. The new energy automobile charging pile with the function of advertisement putting has the advantages that a driving motor drives the support sleeve to rotate, so that an adjusting screw rotates to push a lower support plate and a display screen to come up, thereby the display screen can automatically rise from the inner portion of the box body when a user uses the charging pile, not only is visual reception height of an advertisement as mass media improved, but also eyes of users can be caught by the uprising of a dynamic display screen, thereby achieving the putting value of the advertisement.

The invention discloses a front wiper motor. The front wiper motor comprises a motor housing (1), an armature (2), a brush holder ring (3), a decelerator housing (4), a worm gear part (5) and a gland part (7). The front wiper motor is characterized in that the brush holder ring (3) is further electrically connected with an integrated block (6), and the integrated block (6) is connected with an external plug; the brush holder ring (3) is provided with a through groove (8); the decelerator housing (4) is provided with two U-shaped grooves (9); and after the brush holder ring (3) is connected with the decelerator housing (4), the through groove (8) are aligned with the U-shaped grooves (9), the three grooves are identical in width, and the width of the grooves is larger than the diameter of a worm shaft (11) of the armature (2) by 1-3mm. The front wiper motor is redesigned in the aspects of: motor assembling convenience, motor sealing performance, gland plug sheets and blocks and the like, the manufacturing cost of the motor is lowered, and the assembling time is saved.

The invention provides a waterproof connector. The waterproof connector comprises a rectangular glue frame, a front iron shell, a back iron shell and a plurality of connecting terminals, wherein the front iron shell and the back iron shell are fixed on the rectangular glue frame, a waterproof silica gel ring is inlaid in the rectangular glue frame, a plastic rubber main body is contained in the front iron shell, a plastic rubber cover is contained in the back iron shell, one ends of the plurality of connecting terminals penetrate through the plastic rubber main body and the plastic rubber cover and are fixed on the front iron shell and the back iron shell, the other ends of the plurality of connecting terminals are arranged outside the back iron shell convexly, each connecting terminal comprises a cylindrical shaft sleeve part, an insertion guiding part, an abutting part and an insertion groove part, wherein the insertion groove part and the abutting part extend from the two ends of the shaft sleeve part, the insertion groove part extends from one end of the abutting part, the abutting part is provided with a locking groove, close to the insertion groove part, and the edge of the insertion groove part is bended towards the inner part of the locking groove to from a retaining sheet for sealing the bottom of the insertion groove part by extending. With the adoption of the waterproof connector, the waterproof sealing performance is improved, automatic assembly is well realized, the operation efficiency can be effectively improved, and the cost can be greatly lowered.

The invention relates to the field of motors, and discloses a plastic package stator and bearing end cap waterproof sealing structure and a plastic package motor. The plastic package stator and bearing end cap waterproof sealing structure comprises a plastic package stator, a bearing end cap and a waterproof sealing ring, wherein the plastic package stator is provided with an annular clamping flange, the bearing end cap is provided with an annular clamping groove matched with the annular clamping flange in a clamped and inserted mode, the annular clamping flange is provided with an axial end face towards the bearing end cap in the axial direction of the plastic package stator, the annular clamping groove is provided with a bottom groove face towards the plastic package stator in the axial direction of the plastic package stator, the waterproof sealing ring is elastically compressed between the axial end face and the bottom groove face, and a positioning groove allowing the waterproof sealing ring to be clamped, inserted and positioned is formed in the axial end face in a concave mode. The plastic package stator and bearing end cap waterproof sealing structure prevents influences of a needle insertion hole, a detection hole and a detachment notch which probably exist in the radial outer surface of the annular clamping flange on the sealing effect of the waterproof sealing ring, and achieves the aims of improving the waterproof sealing effect between the plastic package stator and the bearing end cap.

The invention relates to a cable connector of a photovoltaic system used in a photovoltaic solar power generation system. Connectors connected with insulated rubber sleeves of cables to be connected in a matched way are connected to the tails of a plug housing and a socket housing respectively; each connector comprises a screw sleeve, and the inner diameter of the tail of each screw sleeve is gradually reduced; a rubber sealing sleeve is arranged in the screw sleeve, and an elastic sleeve is arranged at the tail of each rubber sealing sleeve in a sleeving manner; an annular shoulder is arranged on the outer circumference of the rubber sealing sleeve, one end surface of each annular shoulder is in contact with the end surface of the tail of the plug housing or the socket housing to achieve a limiting effect, and the other end surface of the annular shoulder is in contact with the front end surface of each elastic sleeve to achieve the limiting effect; the tail of the elastic sleeve has a gradually reduced outer diameter matched with the gradually reduced inner diameter of the tail of the screw sleeve, and a plurality of longitudinal slots are formed in the circumference of the rear section of the elastic sleeve. The cable connector is simple in structure and convenient and reliable to mount, and is improved in waterproof sealing performance.

The invention discloses a magnetic shoe press-fitting clamp for a motor stator. The clamp comprises a supporting plate; a supporting screw rod is in threaded connection with the lower end of the supporting plat; the upper end of the supporting plate is connected with a base plate and a shell locating block by cylindrical locating pins; the shell locating block is fixedly connected with a motor shell; a T-shaped magnetic shoe locating bracket is clamped between the shell locating block and the base plate; a locating sleeve extending into the shell locating block and the motor shell is arranged at the upper part of the magnetic shoe locating bracket; thus, a lug boss for the motor shell to limit a magnetic shoe can be saved; waterproofness and airtightness of a motor product can be improved; moreover, good-looking appearance is realized; various dimensional requirements of the motor stator are easily guaranteed; high production efficiency is realized; during a magnetic shoe press-fitting process, breaking of the magnetic shoe is hard to cause; magnetic shoe glue can be filled just after the overall process is finished.

The invention relates to a wire or cable waterproof fast-installed connector comprising one housing, two end cover, two sealing rings, and a wire or cable connectors. The housing is a hollow tubular structure. Annular teeth are symmetrically disposed on both ends of the housing. The outer surfaces of the annular teeth are provided with arc surfaces or conical surfaces. External thread connecting surfaces are arranged between the annular teeth and the main body of the housing. The inner surfaces of the end covers are correspondingly provided with matched inner thread connecting surfaces, arc surfaces, or conical surfaces. The wire or cable connectors are disposed in the housing. The two sealing rings are embedded in the annular teeth. The two end covers are connected with the external thread connecting surfaces on both sides of the housing respectively. Thus, the wire or cable connectors form a sealing waterproof structure. The wire or cable waterproof fast-installed connector is good in sealing and waterproof performance, convenient and fast to install and uninstall, overcomes defects of complex structure and complicated operation of a conventional cable connector, and is improved in waterproof sealing performance and damage and tensile failure resistance, suitable for cables in various specifications, large in application range, and high in reliability.

The invention discloses a low-temperature rapidly-vulcanized solid silicon rubber raw material and a production method thereof. The solid silicon rubber raw material contains a silicon rubber raw material, a platinum vulcanizing agent and a color masterbatch which are uniformly mixed together, wherein the platinum vulcanizing agent comprises the main components A and B; the component A is a mixture containing raw vinyl rubber, fumed silica and a platinum complex; the component B is a mixture containing raw vinyl rubber, fumed silica, terminated poly(methylhydrosiloxane) and an inhibitor; the weight ratio of the component A to the component B is 1:1 to 3:1; the mixing ratio of the platinum vulcanizing agent to the silicon rubber raw material is 100:0.1 to 100:5.0; the color masterbatch comprises the following components: raw silicon rubber, an organic toner, silicon oil and a dispersing agent; and the mixing ratio of the mixture of the silicon rubber and the platinum vulcanizing agent to the color masterbatch is 100:0.1 to 100:3.0. The solid silicon rubber raw material disclosed by the invention is particularly suitable for integrally molding a high-temperature-nonresistant material and solid silicon rubber.

The invention relates to a push-rod type socket, the socket comprises a socket main body, a socket main core and a socket bottom shell, wherein the socket main body, the socket main core and the socket bottom shell are arranged from top to bottom in sequence; the socket is used with a plug, the plug comprises a screw cover, a plug pin connected with a power line of an electric appliance and a plug main body used for fixing the plug pin, wherein the screw cover, the plug pin and the plug main body are arranged from top to bottom in sequence. The advantages of the socket and the plug comprise: compact structure, no use of magnetic force, sensitive response, no need of extra operation, safety and reliability, and electric shock accidents caused by direct contact and foreign matter insertion can be effectively avoided; according to requirements of different clients, common plug and special plug can all be used, the waterproof sealing capacity and plug and socket connection strength are further greatly improved, so that the socket and the plug can be normally used underwater or in an outdoor severe dust environment.

The invention discloses a guardrail rotary joint assembly and a guardrail. The rotary joint assembly includes a joint body rotating through taking a fixed pipe near a movable part in the guardrail as a center shaft; the joint body is provided with a fixed pipe connecting part used for being connected with a fixed pipe, and a movable beam connecting part used for being connected with a movable beam in the guardrail. The guardrail includes the movable beam at the movable part as well as the fixed pipe at the fixed part; and the movable beam is connected with the fixed pipe near to the movable part through the guardrail rotary joint assembly. The guardrail rotary joint assembly and the guardrail both provided by the invention have the advantages of simple structure, low cost, convenience and fastness in installation, high bonding strength, and long service life.