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30results about How to "Good pry resistance" patented technology

Electronic lock core with clutch device and electronic lock system therewith

The invention discloses an electronic lock core with clutch, which comprises a mechanical rotary core, a rotor, a clutch-plate, an electronic rotary core, a rotating disk, and a mounting disk. The rotor is arranged in the mechanical rotary core, the upper part of the rotor is provided with the clutch-plate, and the upper part of the clutch-plate is provided with the electronic rotary core; the central parts of the rotor, the clutch-plate, and the electronic rotary core are provided with through holes; the inside of the electronic rotary core is provided with an electromagnet and an electronic circuit arrangement, a contact fixing plate is arranged on the rotating disk, and a rotating clutch-plate is arranged in the mounting disk. The invention also discloses an electronic lock system including the electronic lock core, which comprises the electronic lock core, an electronic key, and a lock casing, wherein the electronic key comprises a key rod and a key casing; the key rod is provided with a rotating guide groove, the inner cavity of the key rod is provided with electronic elastic contacts, and the inside of the key casing is provided with an integrated circuit. The invention is simple in structure, and excellent in pick-proof performance. The key provides the power for the opening of electronic lock core, and the power consumption required by the electronic lock is reduced.
Owner:FOSHAN POWER SUPPLY BUREAU GUANGDONG POWER GRID +2

Idle rotation on-off type anti-theft lock

InactiveCN101063385AGood safety and anti-prying performanceImprove securityKeysCylinder locksClutchElectrical and Electronics engineering
The invention discloses an idle-run clutch anti-theft lock pin, comprising an outer base of lock pin and a lock pin body arranged in the outer base of lock pin, wherein the lock pin body is opened with a key plug hole, characterized in that the lock pin body is equipped with a driving sheet whose end section lock pin is equipped with a driving sheet spring, wherein the top end of the driving sheet is jogged with a driving base arranged on the end of the lock pin body, and the lock pin body is equipped with a plurality of right angle type beads combined with every two beads, while the right angle type beads is equipped with a striking flake upon, and the lock pin body up to the striking flake is equipped with a plug. The idle-run clutch anti-theft lock pin has the advantages of high anti-theft property, safe and reliable, and using conveniently.
Owner:陈辉加

Safe pick-proof electronic lock

The invention discloses a safe pick-proof electronic lock, which comprises a lock body and a cover plate, wherein the lock body is provided with a motor, a lock tongue module, a driven mechanism module and a duplicate gear, which are connected with an intelligent control circuit board and a power supply, a transmission shaft of the motor is provided with a power gear which is engaged with a large gear of the duplicate gear, a small gear of the duplicate gear is engaged with a driven gear, the lock body is provided with a pick-proof tongue module, the pick-proof tongue module comprises a pick-proof tongue and a pick-proof tongue supporting shaft which is provided with a pick-proof tongue press spring in a socketing way, one end of the pick-proof tongue supporting shaft is fixed on a supporting seat, the other end of the pick-proof tongue supporting shaft is movably connected with the pick-proof tongue, one side of the pick-proof tongue is provided with an arc pendant, and the arc pendant is movably connected with a shifting sheet which is installed on the back surface of the lock body. The safe pick-proof electronic lock has small size, good pick-proof property, reasonable structural design and long service life.
Owner:刘乐

Courtyard door box type automatic lock

The invention relates to a courtyard door box type automatic lock. The courtyard door box type automatic lock is characterized by consisting of a front surface plate, a back surface plate, a left side plate, a right side plate, an upper cover plate and a bottom plate, wherein the lower end of the left surface plate is provided with a key hole, the lower end of the back surface plate is provided with a door staple hole, the upper end of the back surface plate is provided with an oil injection hole, the back surface plate in an inner cavity of the lock body is provided with a fixed lock bolt, a lock bolt shifting sheet, a lock bolt balance lever, a lock bolt sliding support plate and a lock bolt control sleeve, and is chiseled with a door staple hole, a door staple is made of an iron plate, and is provided with a locking hole and a door staple head inclined surface, a magic plate is provided with a magic groove and a key positioning hole, the key is provided with key teeth which are matched with the magic groove, and the magic plate is fixedly arranged in the inner side of the front surface plate; the key enters the lock, and the door can be unlocked when the key is completely matched with the magic plate; the door staple enters the lock via the door staple hole, the lock bolt enters the locking hole, and then the door can be locked; or else, the door is unlocked; the bottom plate is provided with a lubricating oil storage groove, and the four corners of the bottom plate of the lock body are respectively provided with a water outlet hole.
Owner:刘汝国

Intelligent mortise lock

The invention provides an intelligent mortise lock. The intelligent mortise lock comprises a front handle assembly, a lock cylinder, a lock sleeve, an impeller, a front connecting rod and a rear connecting rod; the front handle assembly is internally provided with a main circuit board and a power storage unit, and is fixedly connected with the front connecting rod, the lock cylinder is fixedly arranged in the front connecting rod, and comprises a drive control circuit board, a lock cylinder shell, a cam, a drive assembly and an elastic pressing button, the drive control circuit board is in communication connection with the drive assembly and the main circuit board, the cam is provided with a first magnetic part, the drive assembly is provided with a second magnetic part, and the cam with the first magnetic part is driven to rotate, the impeller is provided with clamping positions, during rotation, the elastic pressing button can be converted between the clamping positions, after beingpressed by the impeller, the elastic pressing button can move towards the interior of the lock cylinder shell, after pressure is removed, automatic resetting is achieved, and after the cam rotates bya certain angle, the elastic pressing button can be clamped and fixed to the cam. Through the lock, the problem that in the prior art, the intelligent mortise lock is poor in safety and reliability issolved.
Owner:青岛凯福智能科技有限公司

Steel entry door leaf with good door lock prying-resistant performance

The invention provides a steel entry door leaf with a good door lock prying-resistant performance. A door leaf panel made of a steel plate is arranged at each of the inner side and the outer side of a door leaf framework, a door lock is arranged beside one side edge near the door leaf, the door lock is provided with an outer lock cover panel and an inner lock cover panel, the outer lock cover panel and the inner lock cover panel are in strip shapes and are provided with handles, a lock body connected by screws is arranged between the outer lock cover panel and the inner lock cover panel, a telescopic lock bolt is arranged on the lock body, operation and control devices used for controlling the lock bolt to extend and contract are arranged on the outer lock cover panel and the inner lock cover panel, the lock body is positioned in a lock box arranged on the door leaf framework, a through hole is formed in the door leaf panel, the shape of the through hole is the positive projection shape of the lock cover panel on a door leaf outer panel, and the lock cover panel is nested in the through hole. The lock cover panel of the door lock is embedded in the through hole formed in the door leaf panel, the shape of the through hole is the positive projection shape of the lock cover panel on the door leaf panel, a gap does not exist between the lock cover panel and the door leaf panel, the potential hidden danger that the door lock can be easily picked is eliminated, the door lock of the steel entry door leaf cannot be easily pried up, and the prying-resistant performance is good.
Owner:吴浩

Embedded plastic sealing mark

The invention relates to an embedded plastic sealing mark. The embedded plastic sealing mark comprises a horizontal end cover, clamping buckle legs and a clamping buckle seat, wherein the horizontal end cover is arranged at the upper end of the embedded plastic sealing mark; the embedded plastic sealing mark is characterized in that the horizontal end cover is connected with the clamping buckle seat through side walls on the two sides and the connecting strips at the lower ends of the side walls; the bottoms of the clamping buckle legs are horizontal and provided with upper anti-skid teeth; two wire clamping hole grooves corresponding to the two clamping buckle legs are formed in the clamping buckle seat; the bottoms of the wire clamping hole grooves are horizontal and provided with lower anti-skid teeth; a downward arrow-shaped reinforcing buckle is arranged between the clamping buckle legs; an arrow-shaped reinforcing buckle hole matched with the reinforcing buckle is formed in the clamping buckle seat; downward clamping buckle inverted hooks are arranged on the internal sides of the side walls; clamping buckle inverted hook cavities matched with the clamping buckle inverted hooks are formed in the clamping buckle seat; and connecting columns are arranged between the two sides of the bottoms of the clamping buckle legs and the clamping buckle seat. The embedded plastic sealing mark provided by the invention has the advantages of simple structure, convenient process, low cost, good anti-prying performance as well as convenience and reliability in use.
Owner:XIAN HAORUI ELECTRONICS TECH

Anti-pry bolt and bolt inserting structure having same

ActiveCN102108819AAct as a lateral barrierImprove tamper resistanceSafesEngineeringSmall hole
The invention relates to an anti-pry bolt, which comprises a bolt head and a bolt hole for the bolt head to be inserted into, and is characterized in that: the front end of the bolt head has a head part of which the transverse size is greater than that of the bolt head; the bolt hole consists of a big hole part and a small hole part; the small hole part is positioned on the lower part of the big hole part and is communicated with the big hole part; the transverse aperture of the big hole part is greater than the maximum transverse size of the head part of the bolt head; the transverse aperture of the small hole part is smaller than the maximum transverse size of the head part and grater than the transverse size of the bolt head; and thus, the head part of the bolt head can pass through the big hole part but cannot pass through the small hole part, while the bolt head can pass through the small hole part. Due to the blocking action of the small hole part on the bolt head, the anti-pry performance of the bolt inserting structure is reinforced; and as only transverse and longitudinal movement instead of rotation is performed in the whole action process of the bolt head, the whole bolt inserting structure does not need an extract guide sleeve structure, and the structure is simplified while the anti-pry performance is improved. The invention also relates to the bolt inserting structure of the bolt.
Owner:王勇军

Lock cylinder structure

ActiveCN102953591AAnti-prying performance is goodImprove securityCylinder locksKeyholeStructural engineering
The invention discloses a lock cylinder structure which comprises a lock cylinder body; a keyhole for inserting a key is arranged in the lock cylinder body; a hollow cavity is arranged in the lock cylinder body; a linkage plate is arranged in the hollow cavity; upper positioning slots are respectively arranged at the upper end of the linkage plate along the direction of the keyhole, and lower positioning slots are respectively arranged at the lower end of the linkage plate along the direction of the keyhole; upper billiard holes are sequentially distributed in the radial direction in the lock cylinder body above the linkage plate, and lower billiard holes are sequentially distributed in the radial direction in the lock cylinder body below the linkage plate; lower billiards are located in the lower billiard holes, with the upper ends propping in the lower positioning slots; upper billiards are located in the upper billiard holes, with the lower ends propping in the upper positioning slots; and the upper ends of the upper billiards match with lock body billiards. The lock cylinder structure provided by the invention has good anti-prising performance and high safety.
Owner:吴正华

Blade lock

InactiveCN106555511ARelieve stressA large number of passwordsCylinder locksPasswordEngineering
The invention discloses a blade lock which comprises a lock body, a lock cylinder and a key. A number of blade grooves are arranged in the lock cylinder. Three blades which are arranged before and after along the axial direction of the lock cylinder are arranged in each blade groove. A keyhole is arranged in the axial direction of the lock cylinder. The key is provided with a line-shaped groove. The upper side and the lower side of the line-shaped groove are respectively provided with an inner milling machine tooth groove. The upper side or the lower side of the key is provided with an outer milling tooth groove. Each blade is provided with a corresponding face at a corresponding position, wherein the face matches a tooth groove in the key. Due to the three-groove structure of the key, the password amount is very large, and the mutual unlocking rate of a product is very low. Three blades in each blade groove are provided with springs. Technology unlocking must overcome the pressure of the springs. The performance of technology unlocking prevention is greatly improved. The key is provided with the line-shaped groove, and the lock cylinder is provided with a rib which matches the line-shaped groove. Due to the rib, a strong picklocking tool used by a thief becomes fragile. The product has a good pick-proof performance.
Owner:黄伟敏

Combined steel door frame and its mounting method

This invention relates to a combined steel door frame structure and installation method. It contains main door frame and sub door frame, first and second positioning slot in main door frame, first and second positioning tenon insertion connected respectively with first and second positioning slot to connect main and sub door frame, stop line is set on sub door frame. Said invention has advantages of easy installation, durable and fine prizing resistance.
Owner:刁宏伟

Large-side lock anti-theft door having sectional bar at lateral side of door leaf lock

The invention relates to a large-side lock anti-theft door having a sectional bar at the lateral side of a door leaf lock, comprising a door leaf containing a door leaf panel (11) and a door leaf backboard (12), wherein the door leaf is provided with a main lock (1) and a side lock (2) acting synchronously with the main lock (1); the lateral side of the door leaf lock is provided with a guide groove in which a side lock extension pole (3) of the side lock (2) is located; and a side lock strip (4) is fixed at the front end of the side lock extension pole (3). The large-side lock anti-theft door is characterized in that a U-shaped lock sectional bar (6) with two lateral wings is fixed at the lateral side of the door leaf lock; the two lateral wings of the lock sectional bar (6) are fixed onthe lateral side of the door leaf lock; the U-shaped part of the lock sectional bar (6) is placed in the guide groove, and an opening is arranged at the bottom of the U-shaped portion; the side lock extension pole (3) passes through the bottom opening of the U-shaped portion and extends into the U-shaped portion; and when the side lock extension pole (3) is displaced to the maximum, the tail partof the side lock strip (4) is always located in the U-shaped portion.
Owner:四川兴事发门窗有限责任公司

High-safety angle locking cam and key

InactiveCN101532350BImprove anti-dialing performanceGood anti-dialing performanceKeysCylinder locksManufacturing technologyCylinder head
The invention relates to a high-safety angle locking cam and a key, and belongs to manufacturing technology of hardware locks. A set of L-shaped marbles and a set of angle flange marbles are assembled in a lock core, and the two rows of the marbles are arrayed at intervals. The lateral surfaces of the two rows of the marbles are assembled with safety combs which are provided with bolts and steps, and each L-shaped marble is provided with a cylinder head which is matched with a wave groove of the key, so that the safety combs are simultaneously matched with the L-shaped marbles and the angle flange marbles. The locking cam and the key have the advantages of novel design, compact structure, accurate assembly and high safety. The invention comprises the lock core (2), an anti-drilling steel branch (17), and the like, and is characterized in that the angle flange marble holes (11) are cutted in the lock core (2), and the angle flange marble holes are assembled with the angle flange marbles (12); one side of the lock core (2) is assembled with the L-shaped marbles (3); one side of the L-shaped marbles (3) is connected with the safety combs (6); convex steps (6-2) of the safety combs are embedded into the L-shaped marbles (3); and the safety comb bolt (16) is embedded in a safety comb bolt inserting hole (13) of the angle flange marbles (12).
Owner:陈志和

Combined wood-face steel-core anti-theft door frame and mounting method

The invention relates to a combined wooden-face and steel-core doorframe structure and the installing method thereof, characterized in that: its main doorframe is composed of steel reference frame and wooden reference frame, where one end of the steel reference frame is equipped with a second locating groove but the other end not equipped with any locating groove and the first locating groove is arranged on the wooden reference frame. And the installing method: firstly connecting the steel reference frame with the wooden reference frame to form a main doorframe; then prefixing the main doorframe in door holes and fixing the main doorframe on wall by foamed adhesive and expansion bolt; then socketing an auxiliary doorframe with the main doorframe; installing face lines and finishing the installing operation.
Owner:刁宏伟

Electronic lock core with clutch device and electronic lock system therewith

The invention discloses an electronic lock core with clutch, which comprises a mechanical rotary core, a rotor, a clutch-plate, an electronic rotary core, a rotating disk, and a mounting disk. The rotor is arranged in the mechanical rotary core, the upper part of the rotor is provided with the clutch-plate, and the upper part of the clutch-plate is provided with the electronic rotary core; the central parts of the rotor, the clutch-plate, and the electronic rotary core are provided with through holes; the inside of the electronic rotary core is provided with an electromagnet and an electroniccircuit arrangement, a contact fixing plate is arranged on the rotating disk, and a rotating clutch-plate is arranged in the mounting disk. The invention also discloses an electronic lock system including the electronic lock core, which comprises the electronic lock core, an electronic key, and a lock casing, wherein the electronic key comprises a key rod and a key casing; the key rod is providedwith a rotating guide groove, the inner cavity of the key rod is provided with electronic elastic contacts, and the inside of the key casing is provided with an integrated circuit. The invention is simple in structure, and excellent in pick-proof performance. The key provides the power for the opening of electronic lock core, and the power consumption required by the electronic lock is reduced.
Owner:FOSHAN POWER SUPPLY BUREAU GUANGDONG POWER GRID +2

Electric energy meter theft prevention sealing structure

The invention designs an electric energy meter theft prevention sealing structure which solves the technical problem of low productivity because the traditional electric energy meter seal is still manually operated. The electric energy meter theft prevention sealing structure comprises a meter shell and a meter body, wherein the meter shell is provided with a screw hole, and a screw is fixedly connected with the meter body after penetrating through the screw hole. The electric energy meter theft prevention sealing structure is characterized in that a seal cap with an outer folding edge at thelower part is arranged on the screw; a metal ring is sleeved outside the seal cap; the metal ring is abutted against the outer folding edge, and the outer wall is provided with a plurality of buckling pieces which are outwards inclined and opened to the upper part; the buckling pieces are circumferentially arranged; the inner wall of the surface shell arranged at the upper part of the screw hole is provided with an annular projection; and the buckling pieces are positioned at the lower part of the annular projection to form inversed buckling. The invention can visually find out damage traces and replace the damaged electric energy meter in time and has the advantages of good electricity theft prevention effect, high inversed buckling matching strength, good pickproof performance, convenience in processing, simplicity in sealing operation and high productivity.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER +1

Locking part of bicycle turning lock

The improved bicycle turning lock consists of lock body, locking block, and vertical front frame pipe, and features the locking block with locking hole matching with lock tongue and raised block in the upper inside; the vertical front frame pipe with notch in the upper end matching with the raised block. The present invention has the locking block fixed to the vertical front frame pipe and thus improved anti-theft performance. The present invention is suitable for various kinds of bicycle, engine assisted bicycle and motorcycle.
Owner:SHANGHAI BAISHUN LOCK IND

Intelligent mortise lock

The invention provides an intelligent mortise lock. The intelligent mortise lock comprises a front handle assembly, a lock cylinder, a lock sleeve, an impeller, a front connecting rod, a rear connecting rod and a rear handle; the front handle assembly is fixedly connected with the front connecting rod, and is internally provided with a main circuit board and a power storage unit; the lock cylinderis fixedly arranged in the front connecting rod, and comprises a drive control circuit board, a lock cylinder shell, a cam, a drive assembly and an elastic pressing button, the drive control circuitboard is in communication connection with the drive assembly and the main circuit board, the drive assembly comprises a drive part and an elastic spiral part, the driving part is provided with a protrusion, one end of the elastic spiral part is clamped to the protrusion in a gap manner through threads, the other end of the elastic spiral part abuts against the cam, a transmission shaft is sleevedwith the cam, the impeller is provided with clamping positions, the elastic pressing button can be converted between the clamping positions, the elastic pressing button can move towards the interior of the lock cylinder shell, after pressure is removed, automatic resetting is achieved, and after the cam moves forwards, the elastic pressing button can be clamped on the cam. Through the lock, the problem that in the prior art, the intelligent mortise lock is poor in safety and reliability is solved.
Owner:青岛凯福智能科技有限公司

Embedded plastic sealing mark

The invention relates to an embedded plastic sealing mark. The embedded plastic sealing mark comprises a horizontal end cover, clamping buckle legs and a clamping buckle seat, wherein the horizontal end cover is arranged at the upper end of the embedded plastic sealing mark; the embedded plastic sealing mark is characterized in that the horizontal end cover is connected with the clamping buckle seat through side walls on the two sides and the connecting strips at the lower ends of the side walls; the bottoms of the clamping buckle legs are horizontal and provided with upper anti-skid teeth; two wire clamping hole grooves corresponding to the two clamping buckle legs are formed in the clamping buckle seat; the bottoms of the wire clamping hole grooves are horizontal and provided with lower anti-skid teeth; a downward arrow-shaped reinforcing buckle is arranged between the clamping buckle legs; an arrow-shaped reinforcing buckle hole matched with the reinforcing buckle is formed in the clamping buckle seat; downward clamping buckle inverted hooks are arranged on the internal sides of the side walls; clamping buckle inverted hook cavities matched with the clamping buckle inverted hooks are formed in the clamping buckle seat; and connecting columns are arranged between the two sides of the bottoms of the clamping buckle legs and the clamping buckle seat. The embedded plastic sealing mark provided by the invention has the advantages of simple structure, convenient process, low cost, good anti-prying performance as well as convenience and reliability in use.
Owner:XIAN HAORUI ELECTRONICS TECH

Lock head

InactiveCN106930606AMutual open rate is lowAnti-prying performance is goodKeysCylinder locksKeyholeSquare Shape
The invention discloses a lock head which comprises a lock body, a lock cylinder and a key. Three blades are arranged in each blade groove of the lock cylinder and are respectively matched with three key tooth grooves in the key; as the key is a three-groove structure with large password amounts, the mutual opening rate of the product is effectively reduced; a single inclined surface groove or a square groove is formed in the three blades of the blade groove; a square flange on a side column which is cooperated with the inclined surface groove or the square groove is also in a square shape (refer to the Specification). The structural design effectively increases the product technological open difficulty, a convex rib is arranged in a key hole and a slotted groove is formed in the key; due to the slotted groove, a powerful picklock used by a thief becomes fragile, and the lock head has good pick-proof performance.
Owner:黄伟敏
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