76results about How to "Prevent mutual separation" patented technology

The roller cam follower (1) comprises a hydraulic support unit (3) and a down or lateral cam shaft of an internal combustion engine. The roller cam follower is assembled from a roller shaft (2) for the stroke operation of a piston of a fuel high pressure pump and the hydraulic support unit. An independent claim is also included for a roller shaft has a support unit which is received in sections in a recess.

The invention provides a circuit board, which comprises a dielectric layer, a first conductive circuit layer and a second conductive circuit layer. The first conductive circuit layer and the second conductive circuit layer are formed on the two opposite sides of the dielectric layer. The first conductive circuit layer is in part embedded in the dielectric layer, and in part protrudes from the dielectric layer, while the second conductive circuit layer is formed on the surface of the dielectric layer. The invention also provides a manufacturing method of the circuit board.

The invention relates to a terminal post sealing cover, an upper cover assembly and a compressor. The terminal post sealing cover comprises a top cover and a side wall extending from the top cover toone end; The side wall comprises a accommodating part for accommodating a connection terminal and a terminal post, and a fixing part for sleeving the outer periphery of the terminal post fixing base and interfering and fixing with the outer periphery of the terminal post fixing base; The accommodating part is provided with a fixing structure for inserting and fixing the connection terminal; The fixing structure is provided with a through hole used for the terminal post to penetrate and enabling the penetrating terminal post to contact and connect with the connection terminal. The fixing part and the terminal post fixing base are interference-fixed so that the installation of the terminal post sealing cover and the terminal post fixing base is facilitated, the sealing between the terminal post sealing cover and the terminal post fixing base is realized, materials are saved, costs are saved and the production efficiency is improved. Besides, the terminal post is enabled to pass through the through hole and contact and connect with the connection terminal in the fixing structure, thus facilitating the rapid connection between the connection terminal and the terminal post and further improving the production efficiency.

A wheel frame made of a fibrous composite comprises a plurality of arc-shaped frame strips. Each arc-shaped frame strip is provided with a foaming body made of a foaming material, and an outer fibrous composite layer which wraps the foaming body and is made of the fibrous composite. Connection surfaces are respectively formed at the two ends of each arc-shaped frame strip, the arc-shaped frame strips are connected to be annular through the connection surfaces of the outer fibrous composite layers, and a supporting surface is formed on the connection portion of every two adjacent connection surfaces for the arc-shaped frame strips. The wheel frame made of the fibrous composite is light and can not be broken easily.

The invention discloses a local loading forming method for a single-action press machine and a combined die thereof. The forming method comprises the following steps: firstly, a load is applied to anarea, corresponding to a heightened lower die I, in a combined lower die; secondly, a cushion block is removed, the lower die I moves downwards, and then the upper surface of the lower die I and the upper surface of the lower die II are located at the same horizontal position; and finally, a load is applied to an area corresponding to the lower die II. The die comprises a combined lower die, an upper die, a cushion block and a lock catch, wherein the lower die is composed of a lower die I and a lower die II, and the lower die I and the lower die II are connected through the lock catch; the cushion block is placed on the lower surface of the lower die I, so that the upper surface of the lower die I is higher than that of the lower die II. By means of the local loading forming method, the forming load of the overall complex-shaped component can be effectively reduced, and the forming capacity of press equipment in industrial production is improved; fixed connection of combined dies in different loading areas is achieved in the local loading forming process through a lock catch connection method.

The invention relates to an eye drops device. The eye drops device comprises an upper frame body and a lower frame body; the upper frame body and the lower frame body are connected in a hinged mode and provided with an operating handle respectively, a separating mechanism is arranged on the lower frame body, the separating mechanism comprises a locating plate, a sliding track and a propping-up plate, the propping-up plate is arranged on the sliding track in a sliding mode, the locating plate and the propping-up plate form an eye drops area, an installation post is fixedly arranged on the upperside of the eye drops area, and a linkage rod is arranged between the upper frame body and the propping-up plate in a linkage mode; when operating handles approach each other, the linkage rod drivesthe propping-up plate away from the locating plate, an extrusion piece for squeezing the external wall of an eye drops bottle is arranged on the upper frame body in a rotating mode, when the operatinghandles approach each other, the extrusion piece moves toward the side wall of the eye drops bottle, and a reserved spacing is arranged between the most front end of the extrusion piece facing towardthe side wall of eye drops and the side wall of the eye drops. The above scheme provides the eye drops device which can separate the upper and lower eyelids and carry out accurate and automatic eye drops operations after the separation from each other.

The embodiment of the invention relates to a flexible display device and a mobile terminal, and belongs to the technical field of display. The embodiment of the invention aims to solve the problem that an inorganic layer of a flexible screen is easy to break or film layers in the flexible screen are separated from one another in the prior art. The flexible display device comprises a flexible screen and a supporting mechanism, the supporting mechanism comprises a reel and a plurality of arc-shaped supporting plates hinged in sequence, and one arc-shaped supporting plate at one end of the arc-shaped supporting plates hinged in sequence is hinged to the reel; one end of the flexible screen is fixedly connected with the reel; the plurality of arc-shaped supporting plates which are hinged in sequence are configured to form a spiral supporting piece surrounding the reel when the flexible screen is curled around the reel; when the flexible screen is unfolded, a wave-shaped supporting piece is formed, and all wave crests of the wave-shaped supporting piece are coplanar. According to the flexible display device provided by the embodiment of the invention, breakage of the inorganic layer of the flexible screen and/or mutual separation of film layers in the flexible screen can be avoided.

The invention mainly relates to the technical field of packaging material processing, and discloses a wear-resistant and oil stain-proof book cover packing paper. The wear-resistant and oil stain-proof book cover packing paper comprises an outer protective layer and an inner folded layer; the protective layer comprises, by weight, 28-30 parts of natural latex, 17-19 parts of an epoxy resin modified styrene-acrylic emulsion, 3.2-3.4 parts of nanometer titanium dioxide, 2.1-2.3 parts of nano-alumina and 0.5-0.7 part of negative ion powder; and the folded layer comprises, by weight, 41-43 parts of paper fibers, 17-19 parts of cotton fibers, 14-16 parts of bamboo fibers and 6-8 parts of activated carbon fibers. The book cover packing paper has the advantages of high strength, good wear resistance, easiness in folding, softness, comfortableness, avoiding of scratches of corners to skins, good oil-proof and waterproof property, avoiding of oil and water from contaminating the packing paper and then penetrating books, and good book protection effect; and the book cover packing paper is composed of the outer protective layer and the inner folded layer, and the protective layer can preventthe oil and water from penetrating in order to improve the wear resistance of the book cover packing paper.

The invention relates to the technical field of post-cast strip pouring formworks, in particular to a building pouring formwork support and a construction method thereof.The building pouring formwork support comprises a basement outer wall, and an outer wall post-cast strip is arranged in the middle of the basement outer wall; the prefabricated splice plate is attached to the middle of the outer side wall of the basement outer wall and covers one side of the outer wall post-cast strip, the side face of the fixed baffle is fixedly connected with an L-shaped elastic metal plate, the side face of the positioning protruding plate is fixedly connected with a wedge-shaped block, and the end of the positioning protruding plate is matched with the inner side of the elastic metal plate; the prefabricated splicing structure has the beneficial effects that the multiple prefabricated splicing plates are arranged, every two adjacent prefabricated splicing plates are assembled and spliced through the positioning protruding plates, the fixing baffles and the elastic metal plates, the split bolts are arranged on the prefabricated splicing plates and used for being connected with the inner side formwork, and the prefabricated splicing plates are spliced in an assembled mode and can be installed according to site requirements; the construction process is more flexible, and the application range is wider.

There is provided a molded body including a main portion and a bank portion each of which is formed by foaming and molding a foam material. The main portion is made of urethane material which is softer than the material for the bank portion. At a boundary portion between the main and bank portions, the main portion is formed in a continuous interlocking profile and the bank portion is also formed in another continuous interlocking profile. The interlocking profile and the another interlocking profile are mated to each other so as to prevent separation between the main portion and the bank portion in a direction of an arrow (vehicle width direction). The boundary portion is provided by partitioning the cavity in a single mold with a weir, introducing different foam materials into both sides of the weir and foaming the introduced materials.

The invention provides a motor. The motor comprises a shell which comprises a seam allowance and an end cover for sealing the seam allowance; a first fixing assembly which comprises a first part and asecond part which are located on the end cover and the shell respectively and matched with each other, wherein the first part abuts against the second part so that the first part and the second partcan be relatively static in the first direction, the first direction is parallel to the center axis of the shell, and the first direction points to the end cover from the shell; and a second fixing assembly which comprises a first split body and a second split body which are located on the end cover and the shell respectively and matched with each other, the first split body and the second split body abut against each other, the first split body and the second split body are relatively static in the second direction, and the second direction is parallel to the rotating direction of the rotor in the shell. Even if the interference fit assembly mode is not adopted, the matching stability of the shell and the end cover in the operation process of the motor can be ensured so that the problem of easiness in damage in disassembly due to interference fit is solved.

The invention discloses a heat exchange device which comprises a shell and further comprises an outdoor air inlet, a fresh air outlet, a dirty air inlet and a dirty air outlet which are formed in the shell. A heat exchange box communicated with the outdoor air inlet and the fresh air outlet is arranged inside the shell, a heat exchange pipe is arranged in the heat exchange box, an ultraviolet ray transmitting component is arranged on the outer surface of the heat exchange pipe, the outer surface of the heat exchange pipe is coated with a photocatalyst sterilization layer, and the two ends of the heat exchange pipe are communicated with the dirty air inlet and the dirty air outlet correspondingly; and the fresh air outlet is connected with a gas pipe, an annular groove is formed in the end face of one end of the gas pipe, an annular protrusion is arranged at the position, on the end face of the other end of the gas pipe, of the end face of the fresh air outlet, limiting rings are arranged on the inner and outer side walls of the protrusion, and the groove is matched with the protrusion. The outer wall of the heat exchange pipe is coated with the photocatalyst sterilization layer, and a light source is arranged, so that hazardous substances such as various germs and viruses in fresh air are killed. Compared with the manner that a single photocatalyst sterilization layer is arranged, the purification effect of the heat exchange device is better.

The invention provides a hanging structure for hanging a lamp. The hanging structure comprises a hanging hook, a movable buckle and a casing, wherein the movable buckle can be rotationally mounted on the hanging hook corresponding to the hanging hook; the hanging hook has a first end; the movable buckle has a second end; the movable buckle rotates corresponding to the hanging hook, so that the first end and the second end are contacted to form a closed ring or are separated from each other; the casing coats the hanging hook and the movable buckle; and when the first end and the second end are contacted to form the closed ring, the casing coats the connected place of the first end and the second end to prevent the separation of the first end and the second end. The hanging structure, provided by the invention, has the characteristic of disassembly, and can be convenient to disassemble the lamp.

The invention provides a staple cartridge component and a medical anastomat using the staple cartridge component, wherein the staple cartridge component comprises a staple cartridge connecting piece and a knife pushing rod, and further comprises a limiting block which is accommodated inside the staple cartridge connecting piece so as to limit the plurality of the thin sheets from mutually separating in the overlapping direction of the plurality of the thin sheets; the knife pushing rod is formed by overlapping a plurality of thin sheets; and in a process of triggering the knife pushing rod, the limiting block, following the knife pushing rod, moves towards the far end of the staple cartridge component from the near end of the staple cartridge component and constantly limits the plurality of the thin sheets from mutually separating in the overlapping direction of the plurality of the thin sheets. The staple cartridge component disclosed by the invention has the beneficial effects that the staple cartridge component is provided with the limiting block, and the limiting block moves along with the knife pushing rod at least in the process of triggering the knife pushing rod so as to constantly limit the plurality of the thin sheets; therefore, the plurality of the thin sheets of the knife pushing rod are prevented from mutually separating in the overlapping direction.

The invention discloses a function testing device for an electronic product. The function testing device comprises a tester, a support frame and an electronic product, and is characterized in that the tester abuts against the top end of the support frame, the support frame is rotatably mounted in the middle of the support frame, the electronic product is placed on the upper surface of the center of one end of the support frame, a fixing base is fixedly installed at the bottom end of the interior of the support frame, a conveying frame is fixedly installed in the support frame, a clamping device is slidably installed on the periphery of the conveying frame, a rotating shaft is rotatably installed in the conveying frame, the outer surface of the rotating shaft is sleeved with a limiting bush, and the top end of a battery column is fixedly connected with a limiting frame. According to the invention, the electronic product is clamped and transported through the support frame, so that the electronic product can be fed and discharged in a rotating and sliding manner so as to avoid the feeding and discharging of the electronic products by workers and improve the testing efficiency of the electronic products.

The invention belongs to the technical field of metal processing, and particularly relates to an automatic processing process of a stainless steel seamless steel pipe. The automatic processing process comprises the following steps: S1, the surface of round steel is cleaned and derusted, and the round steel is cut off to obtain steel sections; S2, on the basis of the step S1, a perforating machine is used for perforating the steel sections, and tubular billets are obtained; S3, on the basis of the step S2, the tubular billets are subjected to cold rolling, and structural pipes are obtained; S4, on the basis of the step S3, pipe blanks are subjected to cold expanding treatment, and composite pipes are obtained; S5, on the basis of the step S4, the composite pipes are subjected to bright solution treatment, then the surfaces of the composite pipes are subjected to anti-oxidation and anti-corrosion treatment, and the finished seamless steel pipes are obtained; and S6, on the basis of the step S5, the finished seamless steel pipes are straightened, then the finished seamless steel pipes are detected, and the finished seamless steel pipes which are detected to be qualified are packaged and warehoused after the surfaces are marked. The prepared steel pipes are high in strength, good in quality, stable in structure performance and high in practicability.

The invention discloses a sliding connecting piece between a steel member and concrete. The sliding connecting piece is composed of a connecting piece body, wherein the connecting piece body comprise an anchoring part fixed in a concrete body, at least one strip-shaped hole is formed in a base of the anchoring part, a bolt fixed to the steel member and a nut matched with the bolt are arranged in each strip-shaped hole, each strip-shaped hole is provided with a protective cover, and a cavity corresponding to the strip-shaped holes and containing the nuts and the bolts is formed in the lower portion of the protective cover. The sliding connecting piece permits that certain relative sliding between the steel member and the concrete under the condition that relative separation does not occur between the steel member and the concrete, and the problem of concrete cracking caused by the fact that a concrete member is pulled is avoided.