1630results about How to "Strong connection" patented technology

An implantation device for implanting miniature radioactive source in the tumor tissue features that a small and light radioactive source storage cabin able to be separated from the implantation cabin of radioactive source is used. Its advantages are easy operation and easy supplement of radioactive source.

The present invention is a jig system for precisely positioning the placement of multiple cuts such as in the placement of dovetail or box joints cut in a wood panel. A row of multi-use adjustable spacers controls the indexing of a workpiece and can be used with a stationary and / or a portable cutting tool. The movability of the spacers permits a workpiece to be cut on both sides of a guide bar fence thereby assuring that the first cut will always be made on the same side of a drawer and will be esthetically pleasing regardless of the width of the workpiece. Additionally, the adjustability of the spacers accommodates any desired cutting tool height, angle and / or size. The jig system comprises: a stationary fixture; a spacer bar; a plurality of spacers engaged with the spacer bar, the spacers are adapted for lateral and rotational movement along the spacer bar thereby providing an engaged and non-engaged working mode; a sliding member adapted for lateral movement on the stationary fixture and for engaging at least one of the spacers in the engaged working mode; and means for holding the spacer bar and connecting the spacer bar to the stationary fixture while engaging with at least one of the spacers during the engaged working mode.

The invention relates to a sealed small low-impact release screw bolt. The bolt comprises an inner cylinder (1), a shear pin (2), a wedge block (3), a piston (4), a sealing ring (5), a double O-shaped ring sealed baffle (6) and an outer cylinder (7). The bolt is characterized by small size, sealing type, low impact, strong connection and no pollution. Before separated, the two polars of the connected body form strong connection; and when separated, the two polars of the connected body can be safely and fast separated and generate low impact disturbance, thus the bolt is a pyrotechnic connection separating device with good comprehensive performance, and can be directly used in the stage separating systems of the missile and other spacecrafts, also provide beneficial reference for the design of the similar separating mechanism, have good application prospect.

The invention discloses a thermal sensitive camera heater. The thermal sensitive camera heater comprises a heating portion, a connection wire harness and a mounting frame, the heating portion is formed by a heating body and a radiator, the heating body comprises a heat conducting tube and a heating core, the heating core comprises a heating slice, an electrode slice and insulation paper, and the connection wire harness comprises a connection slice. Not fewer than two semi-circular grooves are formed in the outer lateral side of the heat conducting tube. A heat conducting face of the heat conducting tube is 0-15mm wider than the radiator. The thermal sensitive camera heater has the advantages that by the aid of the connection slice added on the electrode slice, reliable connection point contact and stable connection between the heater and the wire harness and convenience in manufacturing are achieved; by the aid of the heat conducting tube and the radiator which are different in width, the radiator can be combined with the heat conducting tube more stably and more uniform in radiation; by the aid of the semi-circular grooves in the lateral side of the heat conducting tube, the inner wall of the heat conducting tube causes less damage to a heating core insulation film, combination of the heating core in the heat conducting tube is tighter, and safety and heat efficiency are improved greatly.

The invention provides a supported ionic liquid catalyst for preparing vinyl acetate in an acetylene method, the catalyst adopts mesoporous molecular sieve as a carrier and adopts zinc acetate as an active component, and the carrier and the active component are connected by imidazole acetate ionic liquid. The invention further provides a preparation method of the catalyst and an application in preparing the vinyl acetate in the acetylene method. The active component of the zinc acetate of the supported ionic liquid catalyst is bond-coupled on the surface of the carrier in a chemical method and is not easy to be lost in the reaction process; the carrier of the mesoporous molecular sieve provides suitable reaction space for catalytic reaction, and carbon deposition is not easy to be generated; the ionic liquid forms a pseudophase liquid microenvironment on the surface of the catalyst, thus improving the mass transfer and heat transfer in the reaction process; and the catalyst has good stability, long service life, high activity and good selectivity.

The invention discloses novel new energy vehicle charging equipment. The novel new energy vehicle charging equipment comprises a charging part installed in a charging pile body and a charging gun usedfor being in cooperative connection with the charging part, a base is fixedly installed on the bottom face of the charging pile body, a plugging rod is arranged in the middle of the rear end face ofthe charging gun, an electrifying arm is arranged in the middle of the rear end face of the plugging rod, two locking grooves are symmetrically formed in the left end face and the right end face of the plugging rod respectively, a socket used for being in cooperative connection with the plugging rod is formed in the middle of the front end face of the charging part, and two first slide grooves extending front and back are symmetrically formed in the left end wall and the right end wall of the socket respectively. The novel new energy vehicle charging equipment is simple in overall structure, simple and convenient in operating step and safe and reliable to use, and the charging gun is stably engaged with the charging part.

An audio jack connector includes an insulating housing and a first set and a second set of conductive contacts. A plurality of recesses is provided in the insulating housing. Each contact has a fixing portion, a contacting portion and an elastic compressing portion. The first and second sets of conductive contacts are received in the plurality of recesses, the elastic compressing portions of the first set of conductive contacts is located at a middle position of a lateral wall of the insulating housing; the elastic compressing portions of the second set of conductive contacts are located at a middle position of the opposite laterally wall of the insulating housing. While the audio jack connector is assembled with an external printed circuit board having a gap, the audio jack connector embedded into the gap, so the assembly height of the audio jack connector is reduced.

Provided is a dental implant and a preparation method of the dental implant. The dental implant comprises a dental implant body and a porous structure body; the dental implant body is internally provided with an inner threaded hole connected with a base station, external threads connected with an alveolar bone are arranged on the outer surface of the dental implant body, the porous structure body is connected to the bottom of the dental implant body, pores of the porous structure body are mutually and completely communicated, the size of the pore is 300-1000 micrometers, and the porosity is 60-90%. The preparation method is as follows: designing a dental implant structure by a commonly known CAD software and storing CAD design data in a STL file layout; inputting the CAD design data into a rapid forming system which carries out layered slicing treatment to obtain two-dimension information data, and rapidly forming and making the dental implant; and machining the inner threaded hole and the outer screw thread on the dental implant body of the dental implant. As the porous structure is arranged at the bottom of the dental implant, into which bones can well grow, and the surface of the porous structure is rough, the bonding strength between the dental implant and the alveolar bone is improved.

A ball-and-socket joint includes a joint housing and a pivot pin, the pivot pin having a ball section and a pin section, the ball section being pivotally mounted in the joint housing. A sealing bellows is provided for protecting a region between the joint housing and the pivot pin, and a fastening ring is provided in the interior of the sealing bellows, the fastening ring being locked with one of the joint housing and the pivot pin.

The present invention discloses a non-resilient tattooing needle and a tattooing device using the same. The needle comprises a barrel, a needle body, a needle base, a first connecting rod and a first connecting part. The first connecting part of the present invention reciprocates under an external force and thus drives the needle body, via the first connecting rod and the needle base, to reciprocate linearly in the barrel. The advantageous effects of the present invention are as below: instead of using a spring, a rubber band or a rubber ring to provide a resilient force, the needle of the present invention is driven by an external force directly which enables the needle to retract quickly; such a problem is avoided that resilient forces diminish or even disappear after long-term use of the spring, the rubber band or the rubber ring which causes the needle cannot retract. The present invention also provides a tattooing device comprising an electric motor, a handle housing, a second connecting rod and an aforementioned tattooing needle. When pushing out the needle body, the electric motor does not need to work against resilient forces. Therefore, both the current and power of the electric motor are kept stable which thereby greatly prolongs the service life thereof.

The invention discloses a single-layer latticed shell steel structure roof and an installation method thereof. The single-layer latticed shell steel structure roof comprises a roof grid, V-shaped supporting columns, tree-shaped supporting columns and side elevation horizontal supporting rods; the roof grid is formed by welding box type section structural steel rods; the V-shaped supporting columns, the tree-shaped supporting columns and the side elevation horizontal supporting rods are supporting structures of the roof grid and are connected to the curved surface grid in a hinged mode or a rigid connection mode; the lower parts of the V-shaped supporting columns are connected to bottom structures through H-shaped structural steel columns; the lower parts of the tree-shaped supporting columns are connected to the bottom structures through cross-shaped structural steel columns or sliding supports; the side elevation horizontal supporting rods comprise cantilever beams and two-force bars. According to the installation method, the sectional symmetric and synchronous construction method is adopted, and unloading is carried out according to the general principle of sectioning and synchronizing. The structure is reasonable, the method is orderly, and the overall installation accuracy and the stability are guaranteed.

An automatic non-standard steel welding production line comprises an automatic wing plate pushing system, wing plate conveying systems, an automatic web discharging and feeding system, an automatic T-steel welding system, an automatic T-steel turnover system, an automatic H-steel welding system and an automatic finished product conveying system. The wing plate conveying systems include an upper wing plate conveying system and a lower wing plate conveying system, and the wing plate conveying systems and the automatic web discharging and feeding system are arranged vertically. In the automatic non-standard steel welding production line, all the devices are simple in structure, easy to operate, stable in mutual connection, continuous automatic welding production of non-standard steel can be realized, weld seams on two sides of a plate are welded at the same time, and the automatic non-standard steel welding production line is small in distortion, less in capital investment, small in space occupation, suitable for non-standard steel manufactures with various scales, timesaving, laborsaving, manpower saving, high in working efficiency and good in product quality.

The present invention relates to a vibration-damping suspension device for light caterpillar motor-platform. It is composed of spring vibration-damping component and swinging component. Said swinging component is positioned in the lower portion and is used for mounting loading wheel, and is hinged with spring vibration-damping component; the spring vibration-damping component is fixedly connected with motor-platform body by means of fixed seat. Said vibration-damping suspension device ensure reliable engagement of platform loading wheel and caterpillar.

The invention relates to a method for reinforcing a brick-concrete structure by utilizing an angle steel frame, belonging to the anti-earthquake reinforcement field. According to the method disclosed by the invention, a reliably connected steel frame formed by double-angle steel can replace a ring beam and a structural column, and field bolt assembly connection through factory pre-fabricated components can be realized, thus the safe, environment-friendly and green construction is realized; simultaneously, angle steel, a wall and a pre-fabricated floor slab are connected by bolts and epoxy resin, and the double-angle steel is also can be used as a round hole plate end part support, so that the connection reliability of the pre-fabricated floor slab and the wall is ensured, double functions of the ring beam and a supporting beam are exerted, reinforcement workload and cost are saved, and the original structure and reinforcement components mutually and cooperatively work. According to the method for reinforcing the brick-concrete structure by utilizing the angle steel frame, disclosed by the invention, the binding-type reinforcement construction speed is fast, and the reinforcement construction is safer, so that the method is very suitable for residential buildings.

The device has a capsule holder (4) configured for receiving a capsule and detachable with respect to a pressurized fluid supply unit (5). An injector provided for injecting fluid in the capsule is separable from the fluid supply unit when the holder is detached. The holder and the injector are associated with each other. The holder has a cup with a housing that is complementary to that of body of the capsule. An independent claim is also included for a drink vending machine comprises a drink preparation device.

Methods and devices for use in gathering and analyzing data from a corpus of documents. A corpus of documents is initially scanned for words that qualify as entities according to user defined criteria. Multiple counters track the number of documents which mention specific entities. A database of entities mentioned in the documents is maintained and an entry for each entity in the corpus is placed in the entity database. The results are then presented to a user in a spiral form with the most important entity at the center of the spiral. The importance of an entity may be determined by either how many entities it is connected to or how many documents mention that entity. A connection exists between two entities if they are both mentioned in at least one document and the more documents mention two specific entities at the same time, the stronger the connection between those two specific entities. The result presentation to the user is capable of also visually representing connections between entities by connecting connected entities with lines. The strength of a connection can also be represented with the width of the line connecting two entities.

The invention discloses a beam-removing rib-increasing strengthening construction technology of a highway bridge. A bearing beam of a strengthened bridge comprises a plurality of hollow beam plates. The technology comprises the following steps: chiseling and removing an original collision prevention guardrail and a bridge face laying layer; eliminating a transverse connection hinge seam between the two adjacent hollow beam plates; hanging and moving the hollow beam plates and supporting reasonably; embedding ribs and pouring the pad stone of a supporting seat anew; checking, determining, recycling the hollow beam plates, repairing defects and processing cracks; sticking the beam bottoms of edge beams and strengthening steel plates; anew installing the hollow beam plates transversely at intervals; constructing rib beams which are added newly; constructing a steel bar net of the bridge face laying layer and embedding the steel bar of the collision prevention guardrail in advance; pouringthe concrete of the bridge face laying layer; and constructing the collision prevention guardrail and installing bridge face expansion joints. The invention has reasonable design, smaller execution difficulty, simple construction steps and low construction cost, has small damage to the original hollow beam plates, can enhance the bearing capacity of an original structure of a hollow plate bridge,has very good strengthening effect and can effectively solve the strengthening problem of the hollow plate bridge.

Provided is an orthogonal gear reducer in which sufficient durability can be obtained even in use such that starting and stopping are frequently repeated, and the shock resistance of the whole gear reducer can be increased. In the orthogonal axis gear reducer, a one-stage parallel shaft gear set (GS0) is arranged at a rear stage of a hypoid gear set (GS1), and friction fasteners (29) and (47) for fastening a shaft and another shaft and enabling the transmission of power by a frictional force between the shafts are provided at ends of an input shaft (14) and an output shaft (18). Both the input shaft (14) and a driving shaft (15) of the drive device, and the output shaft (18) and a driven shaft (20) of the driven device can be fastened with the friction fasteners (29) and (47).

The invention discloses an optical fiber continuous connection piece comprising a shell and an optical fiber bushing; the shell consists of an upper shell and a lower shell which are overlapped. An upper surface of the lower shell is provided with an optical fiber groove accommodating optical fibers; the optical fiber groove comprises a bushing groove for accommodating the optical fiber bushing and a guild groove part at the two sides of the bushing groove. The optical bushing is arranged in the bushing groove; a through hole is arranged in the center of the optical fiber bushing and is used for accommodating the optical fiber core; an outer wall of the optical fiber bushing is provided with a socket; an opening is arranged at the bottom of the socket and is communicated with the through hole; the width of the opening is less than the diameter of the optical fiber core. The optical fiber connection piece also comprises a plurality of clamps which are arranged at the two sides of the shell and are used for tightly clamping the upper shell and the lower shell. The invention adopts a metal optical fiber bushing as an alignment element for optical fibers, adopts a method of aligning first and then fixing to realize the continuous connection of optical fibers and has the advantages of simple structure, reliable continuous connection and not demanding special-used construction tools.

A block-out tube for use in joining together pre-cast concrete members, the block-out tube having an ovalized cross-section, an integral elongate imperforate hollow tubular body with smoothly curved corrugated walls, a rounded tip closing the bottom end thereof, a mounting flange with tear-away nail tabs at the top open end thereof, and a removable transparent member for sealing the top end for preventing water and debris from entering the interior of the tube. The block-out tube, secured by attaching the tear-away tabs to a concrete pouring form, is cast into the top of the lower concrete member, the ovalized corrugated body being embedded therein and the top sealed end being exposed at the top surface thereof, after the removal of the form. When the concrete members are erected and joined, the transparent sealing means at the top end is removed, the block-out tube is filled with grout, and a structural rod extending outwardly from one member is fitted into the grout-filled tube as the one member is joined to the other member, the grout engaging the structural rod and the corrugated tube wall, forming a strong joint between the two concrete members.

A tenon rod for joining two members has a rod body, a helical groove formed on an end portion of the rod body for a drift pin to be fitted therein, and a hexagonal head provided at the other end of the rod body to enable the tenon rod to be turned about its axis.

The invention provides an explosion-proof LED (light emitting diode) lighting module and combination thereof. The explosion-proof LED lighting module combination comprises at least two explosion-proof LED lighting modules which are mutually connected; each explosion-proof LED lighting module comprises a casing, a cover and an LED metal substrate, wherein the casing and the cover are mutually matched with each other, and the LED metal substrate is arranged in a sealing hollow cavity enclosed by the casing and the cover; an LED light source array formed by a plurality of LED lamps is arranged on each LED metal substrate; wire penetrating holes for cables to pass through are formed in two opposite end surfaces of each casing; butted components are formed on each casing; and the butted components comprise a pair of butted guide rails which penetrate through the casings in parallel, the butted guide rails are hollow pipelines, female threads are arranged on the inner wall of one end, and male threads screwed with the female threads are arranged on the external wall of the other end. The two butted guide rails are used for connecting each lighting module, and the module has the advantages of being simple in structure, convenient to assemble, simple and easy to use and firm to connect.

A method for creating access to annular spacing during P&A operations is described. Specifically, helical coils are cut into one or more casings before the plugging material is set. The plugging material is able to exit the helical coils, forming multiple, small rock-to-rock seals.

A hinge device (5), which has: an elongated first body (10) mounted on a furniture body, etc.; a cover-shaped second body (20) mounted on a door; the second body (20) ) rotatably connected to the first and second links (30), (40) on the first body (10); and a torsion spring (70). One end (70a) of the torsion spring (70) pushes the spring receiving plate (32a) of the first link (30), thereby turning the second main body (20) toward the first main body (10). force. One end (70a) of the torsion spring (70) is disposed between the side wall (12) of the first body (10) and the side wall (42) of the second link (40). The gap between the spring receiving plate portion (32a) and the side wall (12) of the first main body (10) and the gap between the spring receiving plate portion (32a) and the side wall (42) of the second chain link (40) are all larger than One end (70a) of the torsion spring (70) has a small line width.

The invention discloses an isolator automatic online detecting system. The isolator automatic online detecting system comprises a control management system and a rack arranged on the side of a fetching opening of a press machine, and is characterized in that the rack is provided with a feeding manipulator, an intermittent type indexing rotary table, a discharging manipulator and a material tray turnover system; the feeding manipulator is arranged on a feeding guide rail above the rotary table, and has the degree of freedom of moving to the position above a workbench of the press machine alongthe feeding guide rail to fetch materials and moving to the feeding station of the rotary table for feeding; positioning clamps matched with stations in number are evenly distributed on the edge of the rotary table; the positioning clamps form an assembly line type checking structure together with the feeding manipulator, the discharging manipulator and the stations of gauge units arranged at thestopping positions of the rotary table in a surrounding mode correspondingly; and the discharging manipulator moves in a reciprocating mode between a discharging station and the material tray turnoversystem along a cross guide rail above the material tray turnover system to form a discharging and sorting structure. Automatic detection is achieved, and the working efficiency and enterprise benefits are greatly improved.

The invention relates to the technical field of cooling assembly assembling, in particular to a device and method for automatically assembling a heat pipe radiator assembly. The device comprises a jig, a rack, a feeding conveying belt and an assembling conveying belt; the feeding conveying belt and the assembling conveying belt are located at the front end and the rear end of the rack correspondingly; and a buffering station provided with a jig in-place sensor, a heat transfer connection piece station, a cooling fin station, a glue coating station, a heat pipe station and an upper cover station are sequentially arrayed on the assembling conveying belt from front to back, wherein the heat transfer connection piece station, the cooling fin station, the glue coating station, the heat pipe station and the upper cover station are each provided with a positioning gear pin, an elastic positioning taper pin and a jig in-place sensor. The corresponding method includes the following steps of customization of the jig, feeding, assembling and combining, wherein the assembling step includes heat transfer connection piece placement, cooling fin placement, glue coating, heat pipe placement and covering and closing. The method that corresponding parts are positioned, placed and spliced step by step is adopted, automation and process operation of continuous assembling are achieved, the production efficiency is greatly improved, the assembling precision and the product quality are improved, and the labor intensity of workers is reduced.

A spring contact for an electrical plug connection, which at one end has at least two opposing spring-elastic contact legs for receiving a counterpart contact that can be inserted between the two contact legs in an insertion direction along a central longitudinal axis of the spring contact. The outsides of the contact legs oriented away from the central longitudinal axis are each engaged by respective spring legs which press the respective opposing contact legs toward each other perpendicular to the central longitudinal axis and, when a counterpart contact is inserted, exert a respective contact pressure on the latter. A plug connection equipped with at least one spring contact is also disclosed.