36results about How to "Increase meshing force" patented technology

The present invention provides a kind of multilayer planar magnetic engaged wheel and multilayer spherical magnetic engaged wheel and magnetic transmission equipment adopting this magnetic engaged wheel. Said multilayer magnetic engaged wheel is formed from several rotatable bases, several spacing pieces rotatable together with bases, magnetic bodies distributed on the bases and rotating shaft. Its whose magnetic engaged wheel is made up by alternatively and axially coinciding bases with magnetic bodies and spacing pieces togehter. The magnetic bodies are uniformly-spaced and arranged on the graduated cycle of base and magnetic shaft directions are alternatively arranged, in the engaged position of two engaged wheels any magnetic body or magnetic pole of one magnetic engaged wheel is being in magnetic potential well formed from several magnetic bodies or magnetic poles of another magnetic engaged wheel.

The invention relates to a novel blowout-prevention and anchoring integrated tool. The tool comprises an anti-rotation part, a releasing part, a pressure relief channel part, an anchoring part, a gravity valve part and a through rod, wherein the anchoring part comprises a supporting slip; an upper joint of an anti-rotation anchor is connected with the lower end of a screw pump; a lower joint of the anti-rotation anchor is connected with a sieve pipe; the lower end of the sieve pipe is connected with a connecting joint of a releasing packer; the lower end of a connecting rod is connected with the through rod; an upper joint of a pressure relief channel is connected with a lower joint of the releasing packer; an upper joint of the supporting slip is connected with a lower joint of the pressure relief channel; an upper joint of a gravity valve is connected with a central pipe of the supporting slip; and a lower joint of the gravity valve is connected with an oil pipe through threads. According to the novel blowout-prevention and anchoring integrated tool, the anti-rotation effect is more ideal, the failure caused by insufficient engagement force after the long-term use of the releasing packer is prevented, the danger of upward channeling of a tubular column during operation can be avoided through the pressure relief channel part, and the failure of a float switch caused by sand sinking accumulation of a fractured well can be avoided.

The present invention relates to an obstacle-bypassing robot for anti-icing and de-icing of a high-voltage power transmission line, comprising a base plate, a deicing device, an obstacle-bypassing walk device, a dewatering device, an anti-icing device, a control system and a sensing response system. The base plate is provided with a temperature and humidity sensor that senses the temperature and the humidity of the air; the control system controls the robot to walk along the power transmission line and performs corresponding treatment based on the sensing result of the temperature and humidity sensor; the base plate end part is provided with an obstacle sensor to sense the obstacles. The sensing response system controls the robot to bypass the obstacles through the sensing result of the obstacle sensor. The walking wheels of the robot are a set of large engaged fastening wheels and small engaged fastening wheels, both of which grip the upper and lower positions of the power transmission line to walk, and the engaging force with the power transmission line is large enough to avoid the occurrence of slipping and to achieve reliable progressing; and in the process of obstacle bypassing, the mode featuring the combination of rotation and up-and-down movement ensures the smooth obstacle bypassing.

The invention belongs to a security locking device of a container and particularly relates to a disposable lock. The lock sleeve of the lock comprises a lock sleeve shell, wherein a tapered hole is formed in the lock sleeve shell in an axial direction; a billiard seat is arranged in the tapered hole; the outside wall of the billiard seat is tapered; the taper of the outside wall of the billiard seat is fit with the that of the tapered hole; a through hole is formed in the billiard seat axially; the through hole and the small-aperture end of the tapered hole extends forwards to form a lock hole for a lock rod to be inserted into; a billiard groove running through the billiard seat is formed in the hole wall of the through hole radially; a billiard is accommodated in the billiard groove; the depth of the billiard groove and the size of an orifice, which is in the hole wall of the through hole in the billiard seat, of the billiard groove are both smaller than the diameter of the billiard; a limiting baffle plate is arranged on or close to a large-aperture end of the tapered hole; a resetting element, which connects the billiard seat and the limiting baffle plate, is arranged between the billiard seat and the limiting baffle plate; the lock rod comprises a rod body and a rod cap positioned at the tail end of the rod body; the front end of the rod body is provided with a clamping groove; and the billiard in the billiard groove is in clamped fit with the clamping groove at the front end of the rod body. In the invention, the security coefficient of the lock is increased.

The invention discloses a flexible transmission mechanism of a non-closed type annular rotator and an application method of the flexible transmission mechanism. The flexible transmission mechanism comprises the non-closed type annular rotator, three pinch rollers, six tensioning wheels, a toothed belt, a housing and a gear, wherein the pinch rollers, the tensioning wheels and a central spindle of the gear are fixed on a base plate of the housing; the gear, the second tensioning wheel, the first tensioning wheel, the third tensioning wheel, the fourth tensioning wheel, the sixth tensioning wheel and the fifth tensioning wheel are arranged clockwise; the inner side of the toothed belt is fitted with the outer sides of the five tensioning wheels to form a closed ring; the outer side of the toothed belt is meshed with the gear and the outer tooth shape of the non-closed type annular rotator; the three pinch rollers are fitted with the inner side of the non-closed type annular rotator. The flexible transmission mechanism of the non-closed type annular rotator and the application method of the flexible transmission mechanism, disclosed by the invention, can enlarge the meshing area of the flexible transmission mechanism, the gear and the non-closed type annular rotator, so as to increase the meshing force, and meanwhile avoid interference and clamping between the flexible transmission mechanism, the gear and the rigid tooth shape of the non-closed type annular rotator.

The invention discloses a portable combined screwdriver, which comprises a torx screwdriver head and a slotted screwdriver head. The head of the screwdriver can be installed on the top of the screwdriver bar; the bottom of the torx screwdriver head and the flat-blade screwdriver head are all provided with a pin and a twist block; the top of the screwdriver bar is provided with a mounting hole; the tail of the screwdriver bar A knife handle body is provided; the two ends of the knife handle body are respectively provided with a convex ring device and a swivel seat; the middle position of the knife handle body is provided with an anti-skid bump. The screwdriver rod of the invention fixes the torx screwdriver head and the flat-head screwdriver head at its top position through a magnet, which enhances the firmness of the connection, improves the operating safety of the screwdriver, and is conducive to improving the practicability of the screwdriver.

The invention provides a cigarette core strip for heating cigarettes, which is composed of a plurality of thin strips arranged in parallel, and incomplete connecting mechanisms are arranged between the thin strips. The connecting mechanism is a meshing connecting mechanism or a point connecting mechanism. In addition, the invention further provides a cigarette core strip processing device for heating cigarettes, the cigarette core strip processing device comprises a pressing and cutting roller and a smooth roller matched with the pressing and cutting roller in a rolling mode, and a pressing and cutting mechanism for forming the connecting mechanism in a rolling mode is arranged on the surface of the pressing and cutting roller in the circumferential direction. According to the cigarette core strip for heating the cigarette, a plurality of thin strips are in meshed connection or point connection; relative movement of the cigarette core strips in the insertion process of the heating element can be prevented, strip-shaped materials are prevented from falling into the heater, the cigarette core can be prevented from integrally moving when the heating element is inserted, and the sensory quality of a product and the experience feeling of a consumer can be improved.

The invention relates to the technical field of transmission, and aims to provide a high-stability anti-bounce chain wheel. According to the high-stability anti-bounce chain wheel capable of reducingtransmission noise, the edge of a wheel body is wrapped with a layer of U-shaped groove-shaped rubber wear-resisting sleeve, the rubber wear-resisting sleeve is in a strip shape, a plurality of gear sleeves matched with gear teeth are formed on the rubber wear-resisting sleeve corresponding to the gear teeth in number, the gear teeth are sleeved with the gear sleeves, and the rubber wear-resistantsleeve is fixedly arranged on the wheel body. According to the high-stability anti-bounce chain wheel, gear tooth abrasion can be reduced, and noise generated in the contact process of the chain andthe gear teeth is reduced.

The present invention provides an improved structure of composite wrench. It includes a drive component, including first end and secone end, its first end is equipped with a wrenching component and its second end has a hole in longitudinal direction, on the circular inner wall of said hole are set teeth; a handle, including first end and second end, the first end of said handle is equipped with a connecting component, said connecting component can be turnably placed in the hole of secone end of the drive component, and is equipped with a longitudinal hole and a transverse hole communicated with said longitudinal hole, the second end of said handle can be held; a holding latch block, it can be slide-placed in the transverse hole of first end of said handle, its one end is equipped with teeth, its another end is equipped with a retaining face; and a control component, it is placed in the longitudinal hole of said handle.

The invention provides a community monitoring camera convenient to maintain. The device comprises an annular lifting base, a limiting convex block, a forward and reverse rotation button, a rack, a connecting rod, a driving gear, a stand column and a two-way motor. A positive and negative rotation button is mounted on the left side in the stable base; a stand column is welded to the middle of the upper end face of the stabilizing base. An annular lifting base is attached to the upper side of the stand column annular side face. A limiting bump is mounted on the left side of the annular side in the annular lifting base; a bidirectional motor is assembled in the protective cover; a driving gear is mounted on the front side of the two-way motor; by means of the design, the problems that an original monitoring camera cannot ascend and descend and is inconvenient to maintain in the later period are solved, the structure is reasonable, the monitoring camera can ascend and descend conveniently,and maintenance personnel can maintain the monitoring camera conveniently.

The invention discloses an anti-disengagement bicycle pedal. The anti-disengagement bicycle pedal comprises a connecting shaft, a threaded head is arranged at one end of the connecting shaft, installing grooves are formed in the top end and the bottom end of the threaded head, the interiors of the installing grooves are connected with movable threaded blocks through first springs, receiving rods are arranged at the two ends of the bottom of each movable threaded block, one side of the bottom end of each receiving rod is connected with the inner wall of the corresponding installing groove through a limiting rod, and a twisting block is arranged at the position, on one side of the threaded head, of the surface of the connecting shaft. The anti-disengagement bicycle pedal has the advantages that by arranging the installing grooves, the first springs, the movable threaded blocks, the receiving rods and the limiting rods in cooperative use, close connection between the connecting shaft and a connecting rod is improved, fixation of the pedal is improved, pedal disengagement caused by loosening between the connecting shaft and the connecting rod is prevented, normal use is guaranteed for a user, the service life of the pedal is prolonged, and meanwhile economic cost is reduced.

The invention discloses a coupling device for spinning rollers, which comprises two coupling discs and a connecting part arranged between the two coupling discs. The coupling discs are fixedly connected via connecting screws, each coupling disc is provided with a fastening hole for fastening a rotating shaft of a roller, and the fastening holes match with fastening screws. The connecting part is a tripolycyanamide rubber washer or a polytetrafluoroethylene washer. By the aid of the shockproof rubber washer arranged between the coupling discs, on the one hand, meshing force between the coupling discs can be strengthened, and on the other hand, vibration and noise of the total coupling device can be greatly reduced.

The aspirator with the clamping function comprises a connecting port, a suction tube and a tensioning rod are arranged in the connecting port, a clamping assembly is arranged at the tail end of the suction tube in a sleeving mode, a reset spring is arranged between the clamping assembly and the suction tube in a sleeving mode, one end of the tensioning rod is connected to the clamping assembly, and the other end of the tensioning rod is connected to the clamping assembly. The other end of the tensioning rod is connected to a push-pull mechanism, a movable handle is arranged on the outer side of the push-pull mechanism, and a connecting handle is connected to the outer side of the connecting opening. When the aspirator with the clamping function is used, not only can contents be effectively adsorbed, but also fixing and clamping can be carried out. And the suction force can be adjusted while adsorption is performed. And after the use is finished, the reset work can be carried out under the action of the reset spring. The whole operation is simple, the adsorption clamping efficiency is high, the difficulty and risk of an operation are reduced, and the efficiency of the operation is improved.

The invention discloses a vertical hinged door special for a lifting opening. The door is specially used for the lifting opening. The door comprises a door plate and a translation device; A translation motor and a translation shaft are installed on the door plate, a guiding chain wheel is fixedly installed on the translation shaft, a driving chain wheel is fixedly arranged on a motor shaft of thetranslation motor, the driving chain wheel is in power linkage with the guiding chain wheel through a guiding chain, and guide rail chain wheels are fixedly installed at the left and right ends of thetranslation shaft; anti-disengagement mechanisms are arranged at the left and right guide rail chain wheels, and each anti-disengagement mechanism is provided with two anti-disengagement chain wheels; the translation device is provided with a left track, a right track, a left guide rail chain and a right guide rail chain which are arranged in parallel, and a chain body of each guide rail chain isin engagement connection with the anti-disengagement chain wheel, the guide rail chain wheel and the anti-disengagement chain wheel on the same side in the shape like a Chinese character 'ji'; the tracks and a traction base are fixed to the ground or wall at the two sides of the lifting opening, the door plate covers the lifting opening in a limiting mode by the tracks, the vertical hinged door can effectively resist wind pressure at the lifting opening, the lifting opening can be opened and closed by operating and starting the translation motor, convenience and rapidness are achieved, no worker assistance is needed on site, and operation is safe and reliable.