92results about How to "Avoid bending and breaking" patented technology

The invention relates to a flexible display panel and a manufacturing process thereof. The flexible display panel comprises a flexible substrate, a display element, an encapsulation structure, a plurality of first contact terminals, a plurality of second contact terminals and a conductive connecting unit, wherein the conductive connecting unit comprises a patterned conductive film layer, which is provided with a lead pattern electrically connecting the first contact terminals and the second contact terminals. According to the flexible display panel, the conductive film layer with the lead pattern is arranged between the first contact terminals and the second contact terminals, so that the problem of that pure metal wiring in the prior art is prone to resulting in bending and fracture can be solved; also, the problems existing in pure metal wiring of flexible display panels in the prior art such as bending, fracture, oxidation and scratching can be solved, and the yield rate of the display panel products can be greatly improved.

An optical fiber array for insertion-positioning and arranging coated optical fibers in a substrate, in which a plurality of through-holes are formed, wherein a coating of a tip of the coated optical fiber is removed to expose a optical fiber, and wherein with the use of three substrates, the optical fiber of the coated optical fiber is inserted into through-holes of the first and second substrates and is positioned, and the coating of the coated optical fiber is inserted into a through-hole of the third substrate and is positioned.

The invention relates to a processing technology for preventing a flexible board of a rigid-flexible board from being bent and broken. The processing technology is characterized by comprising the following steps of (1) preparing a flexible board layer substrate; (2) fabricating a coverage film for protecting a flexible board circuit, wherein the coverage film comprises an upper-layer coverage filmand a lower-layer coverage film, the size of the coverage film is larger than that of a flexible board bending region by at least 0.5 millimeter, and a single edge is needed to extend into a rigid board region by at least 0.25 millimeter; (3) attaching the fabricated coverage film onto a flexible board layer; (4) sequentially arranging an upper copper foil, a second upper prepreg, an upper rigidboard layer, a first upper prepreg, the flexible board layer substrate, a first lower prepreg, a lower rigid board layer, a second lower prepreg and a lower copper foil from top to bottom according toa sequence, and performing lamination; and (5) producing according to the required process flow, and completing production of a product. By the processing technology, the rigid-flexible board can beprevented from being bent and broken, and the quality and the reliability of the product are improved.

The invention provides a display panel, a preparation method thereof and a display device. The display panel is divided into a bending area and a non-bending area. The display panel comprises a substrate layer, a thin film transistor layer which is located on the substrate layer and corresponds to the non-bending area, an organic filling layer which is located on the substrate layer and corresponds to the bending area, a planarization layer which is located on the thin film transistor layer and the organic filling layer, and a pixel electrode which is located on the planarization layer, wherein the pixel electrode in the bending area is connected with a source electrode of the thin film transistor layer in the non-bending area through a metal wire, the organic filling layer comprises a plurality of second via holes, and the plurality of second via holes are filled with organic photoresists. The plurality of via holes are formed below the metal wires in the bending area and are filled with the organic photoresists, so that the risk of breakage of the metal wires can be reduced, and the stress of each film layer during bending is greatly relieved.

An optical fiber array for insertion-positioning and arranging coated optical fibers in a substrate, in which a plurality of through-holes are formed, wherein a coating of a tip of the coated optical fiber is removed to expose a optical fiber, and wherein with the use of three substrates, the optical fiber of the coated optical fiber is inserted into through-holes of the first and second substrates and is positioned, and the coating of the coated optical fiber is inserted into a through-hole of the third substrate and is positioned.

The invention discloses a counter-pressure blind-hollow brick die, the die at lease includes an upper die, a lower die, a middle frame, a core shaft and a cylinder. The upper die is connected with a upper moving beam of a press, the lower die is connected with a lower base by the lower die core through a lower die backing plate, a push rod and a bottom plate. The middle frame is directly connected with a lower moving beam of the press. The invention uses the mode that the core shaft is in the upper die, the length of the core shaft can be reduced, thereby a high positioning accuracy can be achieved, the effect of protecting the core shaft is realized, the press bending and the pressing fracture of the core shaft are avoided, meanwhile the core shaft can be replaced conveniently, the working efficiency of the die is improved, the core shaft is moved relatively to the upper die core so as to play a molding function when forming a brick base and to protect the integration of the brick base during demoulding, because the core shaft uses a reasonable structure design and processing technique, the positioning accuracy and the wear resistance can be improved, so that the service life and reliability of the die are improved.

The invention discloses a self-ballasted flexible LED lamp filament which comprises a flexible substrate (1), wherein a connecting circuit (2) is manufactured on the flexible substrate (1); electrodes (3) are formed at two ends of the connecting circuit (2); multiple bonding pads are formed between the electrodes (3) in the connecting circuit (2); an LED flip chip (4) is arranged between each pair of bonding pads; the outer part of the flexible substrate (1) and the LED chip (4) is sleeved by a sleeve or is coated by colloid silica in an injection molding mode; and a self-ballast module is arranged in the connecting circuit (2) and is used for converting the input electric supply into a direct current constant current power supply needed by the LED flip chip (4).

The invention provides an anatomical individualized dynamic physiological bone pressurizing, locking and setting plate and belongs to the technical field of bone treatment instruments. The anatomical individualized dynamic physiological bone pressurizing, locking and setting plate aims at solving the problem that when an existing bone setting plate is used for fixing a fractured bone, stress shielding causes bone absorption at the broken ends of the fractured bone and nonunion of the fractured bone, and the bone setting plate is easily bent or easily breaks and the problem that the bone setting plate is large in external fixing volume and is inconvenient to carry after operation. The in-vivo external bone setting plate comprises an anatomical individualized locking plate, a right-angle fixing plate, a right-angle pressurizing plate and a physiological pressurizer, wherein the right-angle fixing plate and the right-angle pressurizing plate are installed in the middle of the anatomical individualized locking plate, the physiological pressurizer is installed between the vertical plate of the right-angle fixing plate and the vertical plate of the right-angle pressurizing plate, the anatomical individualized locking plate is provided with multiple screw holes, bone locking screws are installed in the screw holes, and the area, corresponding to the physiological pressurizer, of the anatomical individualized locking plate is an area free of holes and slots. The anatomical individualized dynamic physiological bone pressurizing, locking and setting plate is mainly used for internal and external fixation treatment of the fractured bone.

The invention discloses a tensile aluminum stranded wire for electric power transmission. The tensile aluminum stranded wire comprises a center stressed unit, a first aluminum alloy conducting layer and a second aluminum alloy conducting layer, wherein the first aluminum alloy conducting layer and the second aluminum alloy conducting layer are sequentially stranded on the outer surface of the stressed unit; an aluminum conductor wrapping layer is formed by stranding 19-21 Z-shaped aluminum alloy conductors with Z-shaped sections; the stressed unit comprises a first carbon fiber single wire located at the center and six second carbon fiber single wires stranded on the outer surface of the first carbon fiber single wire; the first carbon fiber single wire and each second carbon fiber single wire are each formed by stranding a plurality of carbon fiber precursors; a polyester adhesive filling part is formed by mixing a first component and a second component, and the first component is composed of, by weight, N-307 unsaturated polyester, butyl acrylate, 2-ethylhexyl acrylate, n-butyl alcohol, methylbenzene, talcum powder, aluminum powder, calcium carbonate and triethylene tetramine. It is guaranteed that the carbon fiber precursors in the aluminum layers are round and normal, damage of the aluminum layers in subsequent use is avoided, reliability of electrical property is guaranteed, and the bending radius is lowered to be six times the diameter of a cable.

The invention discloses a closed type dewatering environment-friendly energy-saving device for a deep foundation pit and a construction process thereof, and relates to the technical field of deep foundation pit dewatering. The closed type dewatering environment-friendly energy-saving device for the deep foundation pit comprises a dewatering well, wherein a sliding plate is arranged inside the dewatering well, the top of the sliding plate is fixedly connected with a submersible pump, the inner wall of the dewatering well is sleeved with a retaining ring pipe, the bottom of the sliding plate isfixedly connected with a filtering and cleaning mechanism, and the left side and the right side of the top of the sliding plate are fixedly connected with filter screens. According to the closed typedewatering environment-friendly energy-saving device for the deep foundation pit and the construction process thereof, the problems that the dewatering well is not environment-friendly and energy-saving enough during existing deep foundation pit construction, blocking objects are easy to pump out during well water pumping during dewatering, the construction environment is influenced, the filteringeffect is poor, so that impurities permeate the filter screens and are pumped out by the submersible pump after blocking, meanwhile, the submersible pump consumes more electric energy during blocking, and a motor is easy to damage are solved, and the advantages of energy conservation and environmental protection are achieved.

The invention provides a pipeline joint, a conveying pipeline and a conveying system. The pipeline joint comprises a front connecting pipe, a rear connecting pipe and a corrugated pipe. The front endof the front connecting pipe is used for communicating with a front-section pipeline, and the rear end of the front connecting pipe communicates with the first end of the corrugated pipe. The front end of the rear connecting pipe communicates with the second end of the corrugated pipe, and the rear end of the rear connecting pipe is used for communicating with a rear-section pipeline; when the fault of the earth crust moves, the corrugated pipe is subjected to elastic deformation after being subjected to bending moment, so that the bending moment borne by the front-section pipeline and the rear-section pipeline is reduced, and then the front-section pipeline and the rear-section pipeline are prevented from being bent and broken.

The invention provides a flexible display device and a manufacturing method thereof. The flexible display device comprises a display panel, a flexible circuit board, a bent part connecting the displaypanel to the flexible circuit board, and hard supporting pieces separately connected with the display panel and the flexible circuit board, wherein the hard supporting pieces are further separately connected with the bent part or the flexible circuit board. The flexible display device has the advantage that the bent part can be effectively protected through the hard supporting pieces.

The invention provides a U-shaped buckle solar panel. The U-shaped buckle solar panel comprises a light guide panel, I-shaped supports and a buckle unit. The light guide panel is transparent. The middle of the light guide panel is uniformly provided with square through holes. The left and right sides of the light guide panel is of a symmetric structure. The left and right sides of the light guidepanel are both provided with T-shaped grooves. The I-shaped supports are arranged in the T-shaped grooves of the light guide panel. The two adjacent I-shaped supports of the two adjacent U-shaped buckle solar panels are connected through the buckle unit. Through the U-shaped buckle solar panel, the problems that an existing U-shaped buckle solar panel is mostly fixed by fixing the upper and lowersurfaces, glass cement is applied to the joint, the existing U-shaped buckle solar panel is fixed insecurely by fixing the upper and lower sides and is shaken easily when blown by high wind, the glasscement at the joint is made to fall off, and then water leakage is caused to the solar panel; and the load-bearing capacity of a through hole in the middle of the joint between the existing two solarpanels is low, and the joint is prone to cracking and even gets fractured can be solved.

The invention provides a round ceiling mounting box. A top cover and a bottom cover are fixed through clamping hooks and protruding blocks; when the round ceiling mounting box is installed, it only needs to align the bottom cover and the top cover with each other, gently squeeze the bottom cover and make the clamping hooks and the protruding blocks buckled together, so that the top cover can be installed on the bottom cover; a mounting seat for mounting electric appliance equipment is also fixed between the top cover and the bottom cover; and the mounting seat is fixedly connected with the top cover, so that the mounting seat will not rotate with the top cover. When the round ceiling mounting box is disassembled, the bottom cover is rotated, the clamping hooks are rotated out from one side of each protruding block, and therefore, the clamping hooks can be divorced from the matching with the protruding blocks, namely, the clamping hooks do not move, the protruding blocks rotate with the bottom cover, and at this moment, the bottom cover can be removed from the top cover, and then, the mounting seat is removed, and therefore, maintenance and replacement of the electric appliance equipment on the mounting seat can be facilitated. The round ceiling mounting box is convenient to assembly and disassembly; when the round ceiling mounting box is assembled and disassembled, a buckling structure has little possibility of being deformed, and the bottom cover and the buckling structure both have little possibility of being damaged.

The invention discloses a TFT array substrate and an OLED panel. The TFT array substrate includes a display area and a non-display area. The non-display area is provided with a gate line connected toa control chip. The TFT array substrate includes a flexible substrate. The flexible substrate includes a metal line change sublayer in the non-display area and close to the display area; and a thin film transistor layer disposed on the flexible substrate and including a plurality of thin film transistors corresponding to the display area, wherein the gate line of each of the thin film transistor layers and the gate line of the non-display area are changed through the metal line change sublayer.

The invention discloses a 5G communication base station which structurally comprises a machine body, a fixing strip, a signal transmitter and a connecting plate. A 5G signal is transmitted to the outside through the signal transmitter, when the base station is installed in an environment with more ice and snow, the weight of the ice and snow on the signal rod is continuously increased due to gradual accumulation of the ice and snow, then the signal rod is continuously pressed to enable the outer shell to rotate, and then relative displacement is generated between the outer shell and the sliding rod. When the sliding rod moves to the limiting position of the reverse pushing groove, the sliding rod can be subjected to rail transfer, the elastic force stored in the pressing rod is released, then the extending rod is rapidly lifted, ice and snow are shaken off massively, meanwhile, after lifting is finished and stopped, the knocking-off structure continues to work through inertia, the ice layer is collided, and the impact head is used for pressurizing and crushing the ice layer and simultaneously generating vibration to shake off the ice layer. The phenomenon that the signal transmitter is bent and broken due to excessive ice and snow accumulation is effectively avoided, and normal work of the base station in the ice and snow environment is guaranteed.

The invention provides a rotatable cloakroom structure for an indoor bedroom. The structure comprises a limiting block, track frame supporting pipes and a hanging bracket. The four track frame supporting pipes are symmetrically welded and supported to the bottoms of two combination tracks in the middle of a track frame, and the tail ends of the four track frame supporting pipes are locked to a base plate arranged on the top of a clothing containing groove; the circumferential outer walls of two shaft sleeves are each provided with a positioning plate in a welded mode, and the two shaft sleevesare symmetrically locked and fixed to the right side wall of the clothing containing groove through the two positioning plates; five sticky supporting plates are vertically supported and connected between a sliding frame outer side vertical supporting plate and a middle vertical supporting plate at equal intervals, and a glass mirror is stuck and fixed to the five sticky supporting plates. By arranging a trousers rack, the trousers rack can slide along the two tracks to protrude out of the outer side of the clothing containing groove, then, trousers can be stored conveniently, and the phenomenon that trousers selection and storage barriers are caused when upper garments hung on a rotating hanger droop on the trousers rack is avoided.

The invention discloses a transmission mechanism of a numerical control vertical machining center. The transmission mechanism comprises a transmission shaft, one end of the transmission shaft is sleeved with a first connecting block and a second connecting block, the adjacent faces of one ends of the first connecting block and the second connecting block are provided with inclined faces with the same inclination, the other end of the first connecting block is provided with a mounting disc, the outer wall of the transmission shaft is sleeved with the mounting disc, and a spring is arranged between the mounting disc and the first connecting block. According to the transmission mechanism of the numerical control vertical machining center, through the designed first connecting block and the second connecting block, the inclined faces of the first connecting block and the second connecting block are in mutual extrusion contact, so that synchronous rotation can be ensured, power transmissionis realized, meanwhile, the first connecting block and the second connecting block are separately assembled, when the first connecting block and the second connecting block are subjected to excessiveresistance, the inclined faces of the first connecting block and the second connecting block generate an acting effect to provide thrust for the two connecting blocks, so that separation is realized,power transmission is stopped, and the load phenomenon of a power source is effectively avoided.

The present invention discloses an energy-saving overhead conductor used for a high-voltage power transmission line. The energy-saving overhead conductor used for the high-voltage power transmission line is characterized in that an aluminum conductor cladding layer is orderly twisted on the outer surface of a second aluminum alloy conductive layer, and the aluminum conductor cladding layer is formed by twisting Z-shaped aluminum alloy conductors; a polyester adhesive filling part is filled between an aluminum layer and a plurality of carbon fiber precursors and is formed by mixing a first component and a second component according to a mass ratio of 1:2-4, and the first component is composed of the following weight parts of raw mateirals of N-307 unsaturated polyester, butyl acrylate, 2-ethylhexyl acrylate, n-butyl alcohol, methylbenzene, talcum powder, aluminite powder, calcium carbonate and triethylene tetramine. The energy-saving overhead conductor used for the high-voltage power transmission line of the present invention enables the conductive performance, the bending performance and the corrosion resistant of a cable to be improved and the cable calorific value to be reduced, and is widely used to improve the operation reliability and safety of a whole power transmission system substantially.

The invention discloses a shock vibration snow removal device. The shock vibration snow removal device comprises a rear connection plate, a main frame, a snow pushing plate, a shovel blade frame, a shovel blade, a power device, an obstacle crossing device, a vibration device and a power source, wherein the rear connection plate is fixedly installed on a vehicle body, one end of the main frame is hinged to the rear connection plate, the other end of the main frame is fixedly installed on the snow pushing plate, the shovel blade frame is fixedly installed on the lower portion of the vibration device, the shovel blade is fixedly installed on the lower portion of the shovel blade frame, the power device and the power source are fixedly installed on the snow pushing plate, and the obstacle crossing device and the vibration device are hinged to the snow pushing plate. Due to the facts that the independent power device which is provided with an engine and a hydraulic motor is assembled on the shock vibration snow removal device, and the power source is independently installed on the snow pushing plate to drive the power device, the problem that a source of shock vibration power of an existing device is hard to obtain is solved; due to the fact that the obstacle crossing device is arranged, when the shovel blade passes through an obstacle, the shovel blade overcomes pretightening force of springs, overturns backwards to smoothly pass through the obstacle, and immediately resets after passing through the obstacle, and the good snow removal effect is ensured.

A tool protector system for a tool projecting from a distal end of a handle is provided having a cover with a sidewall which surrounds the tool projecting from the handle when in a projecting position. The cover is translatable to a retracted position on the handle exposing the tool and distal end of the handle when the tool is to be employed. A twisting of the cover relative to the handle allows for removably engaging the cover to the handle to hold the cover either in the projecting position or retracted position. The system works especially well with tools employed for manipulating electric contacts engaged with wiring to protect the user from the business end of the tool and the tool from damage when not in use.

The invention discloses a universal test fixture for mobile communication circuit boards, relates to the technical field of circuit board test fixtures, and solves the problem that circuit boards are prone to be bent, broken or scratched when hard spring clips are used to clamp circuit boards of different sizes. It will damage the printed circuit on the circuit board, affect the use, and the general test efficiency is not good. The inside of the test fixture base is provided with a motor sliding groove, the inside of the motor sliding groove is provided with a first motor compartment, the top of the first motor compartment is provided with a test fixture support frame, and the top of the test fixture support frame A U-shaped card seat is provided, and a double-piston head electric telescopic rod is arranged between the two U-shaped card seats. A stepping motor is provided inside the first motor compartment, and the upper part of the sliding groove of the T-shaped slider A test support column is provided, a test tool installation frame is provided on one side of the test support column, and an electric telescopic rod is provided between the test tool installation frame and the test support column.

The invention relates to a prestressed steel strand fixing frame and a mounting and using method thereof and belongs to the field of building construction operation machinery. The prestressed steel strand fixing frame comprises a first rack (1), a second rack (2) and a sliding limiting and fixing component (3), wherein each of the first rack (1) and the second rack (2) are square, the four sides of each of the first rack (1) and the second rack (2) are the same, and the surfaces of the first rack (1) and the second rack (2) are parallel and opposite to each other; the first rack (1) and the second rack (2) are provided with limiting rails (121) mounted with the sliding limiting and fixing component (3) in a matching manner; the first rack (1) and the second rack (2) are fixedly mounted with the sliding limiting and fixing component (3) in a matching manner to form the placement space of a steel strand coil (5); a steel strand outlet (101) is formed in the center of the first rack (1) in the penetrating direction; and the internal diameter of the steel strand outlet (101) is matched with the wire diameter of a steel strand (51). The prestressed steel strand fixing frame is adaptiveto the steel strand coils (5) of different sizes; and a bearing (4) is arranged at the steel strand outlet (101) to reduce the distortion force of the steel strand (51) and reduce friction so as to improve the construction quality and efficiency.

The invention belongs to the technical field of sleeve joints, and particularly relates to a deformed steel bar semi-grout sleeve joint. The sleeve joint comprises a fixing sleeve; a conical threadedhole is formed in one end of the fixing sleeve; an annular sealing ring is arranged at the end of the fixing sleeve; a spiral groove is formed in the side wall of the fixing sleeve; an elastic spiralframework is spirally inserted into the spiral groove; an elastic fiber layer is arranged between the elastic spiral framework and the spiral groove; the inner wall and the outer wall of the elastic spiral framework are evenly provided with a plurality of obliquely-upward extrusion expansion columns; water absorption holes are formed in the outer walls of the extrusion expansion columns; water absorption expansion layers are arranged in the extrusion expansion columns; and spaces between the water absorption expansion layers and the extrusion expansion columns are filled with a cement expanding agent. Through cooperation of the elastic spiral framework and the extrusion expansion columns, grout cement can be tightly bonded to deformed steel bars and the inner wall of the fixing sleeve during setting, and thus the phenomenon that a connection portion of the fixing sleeve is disconnected or fractured due to external vibration or stretching is avoided.

The invention discloses a novel water-blocking and moisture-proof power cable, and relates to the technical field of power cables. The cable specifically comprises an insulating core sleeve, a cable conductor is arranged in the insulating core sleeve, a conductor shielding layer is arranged between the outer side of the cable conductor and the insulating core sleeve, the outer side of the insulating core sleeve is coated with an insulator shielding layer, and the outer side of the insulator shielding layer is coated with an inner water blocking tape layer. The outer side of the inner water-blocking tape layer is coated with a flexible buffer layer, and the outer side of the flexible buffer layer is coated with an outer water-blocking tape layer. When cracks are generated, peculiar smells of the medicament and the asphalt are emitted through the cracks, insects and rats are effectively repelled, the asphalt is rapidly solidified when encountering a wet and cold environment in a tunnel, water is further prevented from permeating into the cable, the water-blocking and moisture-proof effects of the cable are enhanced, and meanwhile, the cable is prevented from being damaged. The multi-layer structure of the cable is reinforced through the protection armoring mechanism and the separation strips, and the stability between the internal structures of the cable is enhanced.

The invention discloses a shock vibration snow removal device. The shock vibration snow removal device comprises a rear connection plate, a main frame, a snow pushing plate, a shovel blade frame, a shovel blade, a power device, an obstacle crossing device, a vibration device and a power source, wherein the rear connection plate is fixedly installed on a vehicle body, one end of the main frame is hinged to the rear connection plate, the other end of the main frame is fixedly installed on the snow pushing plate, the shovel blade frame is fixedly installed on the lower portion of the vibration device, the shovel blade is fixedly installed on the lower portion of the shovel blade frame, the power device and the power source are fixedly installed on the snow pushing plate, and the obstacle crossing device and the vibration device are hinged to the snow pushing plate. Due to the facts that the independent power device which is provided with an engine and a hydraulic motor is assembled on the shock vibration snow removal device, and the power source is independently installed on the snow pushing plate to drive the power device, the problem that a source of shock vibration power of an existing device is hard to obtain is solved; due to the fact that the obstacle crossing device is arranged, when the shovel blade passes through an obstacle, the shovel blade overcomes pretightening force of springs, overturns backwards to smoothly pass through the obstacle, and immediately resets after passing through the obstacle, and the good snow removal effect is ensured.

The invention discloses an equipment intelligent remote control switch based on an industrial gateway. The switch comprises a common socket body disposed on a wall, the common socket body is provided with an intelligent socket body, the intelligent socket body is provided with a power plug, the power plug is provided with a power line, and the two sides of the intelligent socket body are provided with a clamping seat. A U-shaped frame is arranged in the clamping seat, a threaded sleeve is arranged on the U-shaped frame, a threaded rod is in threaded connection with the interior of the threaded sleeve, a twisting knob is arranged on the threaded rod, and an extrusion pad is arranged at the other end of the twisting knob and tightly attached to the power plug. According to the equipment intelligent remote control switch based on the industrial gateway, through the connection between an alignment block and an alignment seat and the cooperation with the fixation of a bayonet lock, the connection between the common socket body and the intelligent socket body can be reinforced.

The invention discloses a polytetrafluoroethylene lip oil seal formed through compression molding at one time. The polytetrafluoroethylene lip oil seal consists of a static seal, a metal outer framework and a polytetrafluoroethylene inner ring seal lip, wherein the static seal comprises an excircle seal and an inner ring seal lip; the metal outer framework is embedded in the static seal in a compression molding mode; the polytetrafluoroethylene inner ring seal lip consists of an adhesive ring and a spiral seal ring; the adhesive ring and inner side faces of the static seal and the metal outer framework are adhered into a whole through compression molding; the inner side of a contact section of the spiral seal ring and a rotating shaft is provided with an inner spiral line seal lip; and the outer side face of the spiral seal ring is provided with an outer spiral line seal lip. The polytetrafluoroethylene lip oil seal formed through compression molding at one time has a few parts, is simple in structure and convenient to process, can be formed through compression molding at one time, and has stable sealing property, long service life and low cost; during seal fit of the spiral seal ring and the rotating shaft, the enveloping force is uniform, the enveloping force attenuation after a long time is small, repeated bending is facilitated and bending fracture is prevented.