CN113738189A

CN113738189A - Key taking-out equipment is cut off to keyhole

Info

Publication number: CN113738189A
Application number: CN202111089686.2A
Authority: CN
Inventors: 曹炳芳
Original assignee: Yiwu Zhanghong Trade Co ltd
Current assignee: Yiwu Zhanghong Trade Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2021-12-03

Abstract

The invention belongs to the field of anti-theft locks, and particularly relates to a keyhole broken key taking-out device which comprises a main body, wherein one side of the main body is provided with an open protection hole, a protection sleeve is arranged in the protection hole in a sliding manner, a working hole is arranged in the middle of the protection sleeve, a sliding cavity with an opening facing the working hole is arranged in the main body, an unlocking mechanism for drilling is arranged in the sliding cavity, an anti-theft lock mechanism for smooth movement of the unlocking mechanism is arranged on the unlocking mechanism, a closed keyhole mechanism is also arranged in the main body, the protection sleeve is connected to the inner wall of the protection hole through two protection springs which are symmetrical relative to the unlocking mechanism, a rotary drum is rotatably arranged on the main body far away from the protection sleeve end, and a key broken in the keyhole due to various reasons can be taken out by a screwdriver.

Description

Key taking-out equipment is cut off to keyhole

Technical Field

The invention belongs to the field of anti-theft locks, and particularly relates to a keyhole broken key taking-out device.

Background

With the popularization of locks, every household can use the locks at present, but with the increase of locks at home, keys are increased, some keys can be inserted into the locks which are not matched, at the moment, when the keys are rotated again, the keys can be broken in the lock holes and are difficult to pull out, the existing solution is to stick the broken keys through adhesive tapes and pull out the broken keys, but the lock cylinders can be stuck together by the method, and the lock cylinders can be acted on when the keys are pulled out again, so that the keys cannot be acted on the keys.

Disclosure of Invention

The present invention is directed to solve the above problems of the prior art and to provide a driver which can remove a key broken in a keyhole.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an equipment is taken out to disconnected key of keyhole, includes the main part, one side of main part is equipped with open-ended protection hole, the downthehole slip of protection is equipped with the lag, the intermediate position of lag is equipped with the working hole, be equipped with the slip chamber of opening towards the working hole in the main part, it is equipped with the unlocking mechanism who is used for drilling to slide the intracavity, the last theftproof latch mechanism that is used for unlocking mechanism to move smoothly that is equipped with of unlocking mechanism, still be equipped with in the main part and seal keyhole mechanism, the lag is through about two protection spring coupling of unlocking mechanism symmetry are in on the inner wall of protection hole, keep away from in the main part protection sleeve end rotates and is equipped with the rotary drum.

Preferably, the unlocking mechanism establishes including sliding screw awl on the sliding chamber lateral wall, screw awl leans on shoulder working hole side to be the screw nail form, the sliding chamber is kept away from the working hole side inlays and is equipped with the motor, it is equipped with the screw thread axle to rotate on the motor, the sliding chamber is kept away from be equipped with the screw hole of opening towards the working hole on the inner wall of working hole, the screw thread axle is kept away from one side threaded connection of motor is in the screw hole, the opening part in sliding chamber is fixed to be equipped with and to be used for the clearance the last clastic clearance brush in sliding chamber, the opening part in sliding chamber about sliding chamber symmetry is equipped with two card needles that are used for supporting the keyhole.

Preferably, the anti-theft lock mechanism comprises a driving bevel gear fixed on the threaded shaft close to the motor end, the telescopic rod is characterized in that two shrinkage holes with openings facing the sliding cavity are symmetrically arranged in the main body, each shrinkage rod is arranged in each shrinkage hole in a sliding mode and connected to the inner wall of each shrinkage hole through a compression spring, each shrinkage rod is internally provided with a main body shrinkage cavity with an opening facing the sliding cavity, each shrinkage cavity is internally provided with a sleeve rod in a sliding mode, each sleeve rod is connected to the inner wall of each shrinkage cavity through a shrinkage spring, each sleeve rod cavity with an opening facing the sliding cavity is arranged in each sleeve rod, each sleeve rod cavity is internally provided with a support rod in a sliding mode, each support rod is connected to the inner wall of each sleeve rod cavity through a sleeve rod spring, and each support rod is fixedly provided with a fixing block.

Preferably, the anti-theft lock mechanism further comprises each rotating shaft rotatably arranged on the fixed block, each rotating shaft is fixedly provided with a connecting bevel gear and a driven bevel gear, each driven bevel gear is located in the sliding cavity, and simultaneously, the connecting bevel gear is meshed with the driving bevel gear and connected with each connecting bevel gear and located in the rotating cavity.

Preferably, the closed keyhole mechanism comprises two negative pressure cavities which are arranged in the main body near the side of the protective sleeve and are symmetrical relative to the cleaning brush, a terminal shaft which penetrates through the negative pressure cavity and the rotating cavity is rotatably arranged on the inner wall of each negative pressure cavity adjacent to the rotating cavity, a sleeve shaft is slidably arranged in the side of each terminal shaft, which deviates from the negative pressure cavity, all slide in the cover axle and be equipped with the shrink axle, every the shrink axle is kept away from negative pressure chamber side all is fixed and is equipped with rotation bevel gear, every rotation bevel gear all the meshing connection is in corresponding connect bevel gear on, every the main part is close to slip chamber opening part all about the screw thread awl symmetry is equipped with two absorption chambeies, every the absorption chamber all passes through the dryer intercommunication corresponding negative pressure chamber, every the negative pressure chamber is close to cleaning brush department all is fixed and is equipped with the filter pulp, every the negative pressure chamber all communicates through the wind channel the slip chamber.

Preferably, be close to in the rotary drum the protective sheath side is equipped with the open-ended spout, just be equipped with corresponding slot in the rotary drum, it is equipped with the safety block to slide in the spout, the safety block is close to the sliding chamber side is equipped with the spring chamber of opening towards the sliding chamber, it is equipped with the slide to slide on the inner wall of spout, the slide is located the spring chamber, the slide is connected through pressing spring on the inner wall of spring chamber, on the rotary drum about two openings towards the safety groove of protective spring are located to the sliding chamber symmetry, every the lag is close to the safety groove side all is fixed and is equipped with the ejector pin, every the other end of ejector pin all supports on the inner wall of corresponding safety groove.

Has the advantages that: the lag can prevent to block the needle and stretch out and injure the people at ordinary time placing, and blocks the needle and can fix a position the keyhole, makes the keyhole can not rotate at will.

The metal chips under the thread awl drill are adsorbed into the adsorption cavity through the adsorption cavity, so that the metal chips can be prevented from falling into the lock hole after a broken key is taken out, and the metal chips are poked into the lock hole when the key is inserted next time, so that the lock hole is prevented from being blocked.

When the screw thread awl was through the clearance brush, the metal fillings in the screw thread awl screw thread were swept down to the clearance brush, fell in the protective sheath, prevented that the metal fillings in the screw thread awl screw thread from piling up, were difficult to the clearance.

Drawings

FIG. 1 is a schematic external view of the present invention;

FIG. 2 is a schematic diagram of a structural implementation of the present invention;

FIG. 3 is a schematic view of FIG. 2 taken along line A-A;

FIG. 4 is a schematic view of the direction B-B in FIG. 2;

FIG. 5 is an enlarged view of FIG. 2 at C;

FIG. 6 is an enlarged view of FIG. 4 at D;

fig. 7 is a schematic view of the direction E-E in fig. 4.

In the figure, a drum 10; a main body 11; a threaded hole 12; a threaded shaft 13; a constricting orifice 14; a compression spring 15; a retraction rod 16; a contracting cavity 17; a retraction spring 18; a loop bar 19; a shank cavity 20; a loop bar spring 21; a support rod 22; rotating bevel gear 23; a retraction shaft 24; a sleeve shaft 25; a rotation chamber 26; a carrier rod 27; a shield spring 28; a guard hole 29; a protective jacket 30; a terminal shaft 31; fan blades 32; a negative pressure chamber 33; a working hole 34; a cleaning brush 35; a latch pin 36; an adsorption chamber 37; a filter cotton 38; an air duct 39; a connecting bevel gear 40; a rotating shaft 41; a fixed block 42; a driven bevel gear 43; a drive bevel gear 44; a motor 45; a thread taper 46; a slide chamber 47; an air duct 48; a safety groove 49; a chute 50; a safety block 51; a spring cavity 52; a slide plate 53; a pressing spring 54; a fixing mechanism 90; a stabilizing mechanism 91; the mechanism 92 is cleaned.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

In the description of the present invention, it should be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention conventionally place when used, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Combine fig. 2, fig. 3, a keyhole broken key takes out equipment, including main part 11, one side of main part 11 is equipped with open-ended guard aperture 29, it is equipped with lag 30 to slide in the guard aperture 29, the intermediate position of lag 30 is equipped with work hole 34, be equipped with the slip chamber 47 of opening towards work hole 34 in the main part 11, be equipped with the fixed establishment 90 that is used for drilling in the slip chamber 47, be equipped with the stabilizing mean 91 that is used for the smooth motion of fixed establishment 90 on the fixed establishment 90, still be equipped with clean mechanism 92 in the main part 11, lag 30 is connected on the inner wall of guard aperture 29 through two protection springs 28 about fixed establishment 90 symmetries, keep away from lag 30 end rotation on the main part 11 and be equipped with rotary drum 10.

Further, with reference to fig. 2, fig. 3, the fixing mechanism 90 includes the screw cone 46 that slides and establish on the lateral wall of the sliding cavity 47, the screw cone 46 leans on the shoulder working hole 34 side to be the screw nail form, the sliding cavity 47 is kept away from the working hole 34 side and is inlayed and be equipped with the motor 45, it is equipped with the screw spindle 13 to rotate on the motor 45, be equipped with the screw hole 12 that the opening faces the working hole 34 on the inner wall that the working hole 34 was kept away from to the sliding cavity 47, one side threaded connection that the motor 45 was kept away from to the screw spindle 13 is in the screw hole 12, the fixed clearance brush 35 that is used for clearing up the piece on the sliding cavity 47 that is equipped with of opening part of sliding cavity 47, the opening part of sliding cavity 47 is equipped with two card needles 36 that are used for supporting the keyhole about the sliding cavity 47 symmetry.

Further, referring to fig. 2, the stabilizing mechanism 91 includes a driving bevel gear 44 fixed on the threaded shaft 13 near the motor 45, two shrinkage holes 14 opened toward the sliding cavity 47 are symmetrically formed in the main body 11 with respect to the threaded hole 12, a shrinkage rod 16 is slidably formed in each shrinkage hole 14, each shrinkage rod 16 is connected to the inner wall of the shrinkage hole 14 through a compression spring 15, a main body 1 shrinkage cavity 17 opened toward the sliding cavity 47 is formed in each shrinkage rod 16, a sleeve rod 19 is slidably formed in each shrinkage cavity 17, each sleeve rod 19 is connected to the inner wall of the shrinkage cavity 17 through a shrinkage spring 18, a sleeve rod cavity 20 opened toward the sliding cavity 47 is formed in each sleeve rod 19, a support rod 22 is slidably formed in each sleeve rod cavity 20, each support rod 22 is connected to the inner wall of the sleeve rod cavity 20 through a sleeve rod spring 21, and a fixing block 42 is fixedly formed on each support rod 22.

Further, referring to fig. 2 and 4, the stabilizing mechanism 91 further includes a rotating shaft 41 rotatably disposed on each fixed block 42, a connecting bevel gear 40 and a driven bevel gear 43 are fixedly disposed on each rotating shaft 41, each driven bevel gear 43 is disposed in the sliding cavity 47, and each connecting bevel gear 40 is disposed in the rotating cavity 26 and is simultaneously engaged with the drive bevel gear 44.

Further, with reference to fig. 2, the cleaning mechanism 92 includes two negative pressure chambers 33 symmetrically disposed in the main body 11 near the side of the protective cover 30 with respect to the cleaning brush 35, a terminal shaft 31 penetrating through the negative pressure chamber 33 and the rotating chamber 26 is rotatably disposed on an inner wall of each negative pressure chamber 33 adjacent to the rotating chamber 26, a sleeve shaft 25 is slidably disposed in the side of each terminal shaft 31 away from the negative pressure chamber 33, a contraction shaft 24 is slidably disposed in the sleeve shaft 25, a rotation bevel gear 23 is fixedly disposed on the side of each contraction shaft 24 away from the negative pressure chamber 33, each rotation bevel gear 23 is engaged and connected to a corresponding connection bevel gear 40, two adsorption chambers 37 are symmetrically disposed in the opening of each main body 11 near the sliding chamber 47 with respect to the threaded cone 46, each adsorption chamber 37 is communicated with the corresponding negative pressure chamber 33 through an air duct 39, a filter cotton 38 is fixedly disposed in the position of each negative pressure chamber 33 near the cleaning brush 35, and each negative pressure chamber 33 is communicated with the sliding chamber 47 through an air duct 48.

Further, with reference to fig. 5, fig. 6, and fig. 7, a sliding groove 50 with an opening is formed in the rotary drum 10 near the protective sleeve 30, and a corresponding slot is formed in the rotary drum 10, a safety block 51 is slidably disposed in the sliding groove 50, a spring cavity 52 with an opening facing the sliding cavity 47 is formed in the safety block 51 near the sliding cavity 47, a sliding plate 53 is slidably disposed on the inner wall of the sliding groove 50, the sliding plate 53 is located in the spring cavity 52, the sliding plate 53 is connected to the inner wall of the spring cavity 52 through a pressing spring 54, two safety grooves 49 with openings facing the protective spring 28 are symmetrically disposed on the rotary drum 10 with respect to the sliding cavity 47, a push rod 27 is fixedly disposed on the side of each protective sleeve 30 near the safety groove 49, and the other end of each push rod 27 abuts against the inner wall of the corresponding safety groove 49.

Initial state: the shield spring 28 is in a normal state, the compression spring 15, the contraction spring 18, and the stem spring 21 are all in a compressed state, and the pressing spring 54 is in a compressed state.

The working principle is as follows: pulling the safety block 51 to make the safety block 51 slide in a direction away from the protective sleeve 30, driving the sliding plate 53 to slide, drawing the safety block 51 out of the corresponding groove in the rotary drum 10, pressing the spring 54 to extend, clamping the safety block 51 in the sliding groove 50, rotating the rotary drum 10 again to make the ejector rod 27 separate from the safety groove 49, pressing the protective sleeve 30 against the keyhole, pressing the latch 36 from the working hole 34 to the two ends of the key in the keyhole, the protective sleeve 30 can be placed normally to prevent the latch 36 from extending out to hurt people, and the latch 36 can position the keyhole so that the keyhole cannot rotate randomly, starting the motor 45, making the motor 45 drive the threaded shaft 13 to rotate, rotating out from the threaded hole 12, simultaneously pushing the threaded cone 46 to rotate and slide towards the key section, making the threaded cone 46 drill into the key, and the threaded shaft 13 drive the drive bevel gear 44 to rotate, the drive bevel gear 44 drives the connecting bevel gear 40 to rotate 23 through the driven bevel gear 43, the bevel gear 23 is rotated to simultaneously drive the contraction shaft 24, the sleeve shaft 25 and the terminal shaft 31 to rotate, and the fan blade 32 is driven to rapidly rotate, so that negative pressure is generated in the negative pressure cavity 33, metal chips drilled by the thread cone 46 are adsorbed into the adsorption cavity 37 through the adsorption cavity 37, the metal chips can be prevented from falling into a lock hole after the broken key is taken out, the metal chips are poked into the lock hole when the key is inserted next time, so that the lock hole is blocked, the sleeve rod spring 21, the contraction spring 18 and the compression spring 15 extend in sequence in the process that the thread cone 46 moves towards the protection sleeve 30, the support rod 22, the sleeve rod 19 and the contraction rod 16 are ejected out, the driving bevel gear 44 and the driven bevel gear 43 are meshed, the contraction shaft 24 is contracted into the sleeve shaft 25, the sleeve shaft 25 is contracted into the terminal shaft 31, the thread cone 46 and the broken key which is fixed and then slowly shaken after the broken key are taken out, and when the broken key is taken out, the protection spring 28 is restored to drive the protection sleeve 30 to reset, treat that the key takes out the back antiport motor 45 completely, go up screw thread awl 46 from disconnected key, when screw thread awl 46 was through clearance brush 35 simultaneously, clearance brush 35 swept the metal fillings in the screw thread of screw thread awl 46 down, fell in lag 30, prevented that the metal fillings in the screw thread of screw thread awl 46 from piling up, are difficult to clear up, and the top rod 27 is died with the reversal of rotary drum 10 at last, presses down slip insurance block 51 again and on the insurance card.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A keyhole broken key extraction apparatus comprising a main body (11), characterized in that: one side of main part (11) is equipped with open-ended protection hole (29), it is equipped with lag (30) to slide in protection hole (29), the intermediate position of lag (30) is equipped with work hole (34), be equipped with slip chamber (47) of opening towards work hole (34) in main part (11), be equipped with fixed establishment (90) that are used for drilling in slip chamber (47), be equipped with on fixed establishment (90) and be used for stabilizing mean (91) of fixed establishment (90) smooth motion, still be equipped with clean mechanism (92) in main part (11), lag (30) are through about two protection spring (28) of fixed establishment (90) symmetry are connected on the inner wall of protection hole (29), keep away from on main part (11) lag (30) end is rotated and is equipped with rotary drum (10).

2. A keyhole broken key extraction apparatus as recited in claim 1, wherein: the fixing mechanism (90) comprises a thread cone (46) which is arranged on the side wall of the sliding cavity (47) in a sliding way, the side of the thread cone (46) close to the shoulder working hole (34) is in a screw shape, the side of the sliding cavity (47) far away from the working hole (34) is embedded with a motor (45), a threaded shaft (13) is rotatably arranged on the motor (45), a threaded hole (12) with an opening facing the working hole (34) is arranged on the inner wall of the sliding cavity (47) far away from the working hole (34), one side of the threaded shaft (13) far away from the motor (45) is in threaded connection with the threaded hole (12), a cleaning brush (35) for cleaning the debris on the sliding cavity (47) is fixedly arranged at the opening of the sliding cavity (47), two clamping needles (36) for supporting the keyhole are symmetrically arranged at the opening of the sliding cavity (47) relative to the sliding cavity (47).

3. A keyhole broken key extraction apparatus as claimed in claim 2, wherein: the stabilizing mechanism (91) comprises a drive bevel gear (44) fixed on the threaded shaft (13) and close to the motor (45), two shrinkage holes (14) with openings facing the sliding cavity (47) are symmetrically arranged in the main body (11) relative to the threaded hole (12), a shrinkage rod (16) is arranged in each shrinkage hole (14) in a sliding manner, each shrinkage rod (16) is connected to the inner wall of each shrinkage hole (14) through a compression spring (15), a main body (1) shrinkage cavity (17) with an opening facing the sliding cavity (47) is arranged in each shrinkage rod (16), a sleeve rod (19) is arranged in each shrinkage cavity (17) in a sliding manner, the inner sleeve rods (19) are connected to the inner wall of each shrinkage cavity (17) through the shrinkage springs (18), and a sleeve rod cavity (20) with an opening facing the sliding cavity (47) is arranged in each sleeve rod (19), every all slide in the cover rod chamber (20) and be equipped with a bracing piece (22), every bracing piece (22) all connect through loop bar spring (21) on the inner wall in cover rod chamber (20), every fixed block (42) that is equipped with on bracing piece (22).

4. A keyhole broken key extraction apparatus as claimed in claim 3 wherein: the stabilizing mechanism (91) further comprises rotating shafts (41) which are rotatably arranged on the fixing blocks (42), each rotating shaft (41) is fixedly provided with a connecting bevel gear (40) and a driven bevel gear (43), each driven bevel gear (43) is positioned in the sliding cavity (47), and is simultaneously meshed with the driving bevel gear (44) to be connected with each connecting bevel gear (40) which is positioned in the rotating cavity (26).

5. A keyhole broken key extraction apparatus as claimed in claim 3 wherein: cleaning mechanism (92) include be close to lag (30) side in main part (11) about two negative pressure chamber (33) that cleaning brush (35) symmetry set up, every negative pressure chamber (33) with all rotate on the inner wall that rotates chamber (26) adjacent and be equipped with and run through negative pressure chamber (33) with terminal shaft (31) of rotating chamber (26), every terminal shaft (31) are interior all to slide away from negative pressure chamber (33) and are equipped with sleeve axle (25), all slide in sleeve axle (25) and be equipped with shrink axle (24), every shrink axle (24) keep away from negative pressure chamber (33) side all is fixed and is equipped with rotation bevel gear (23), every rotation bevel gear (23) all the meshing connection is in corresponding connect bevel gear (40), every main part (11) are close to sliding chamber (47) opening part all about thread awl (46) symmetry are equipped with two absorption chamber (37), every absorption chamber (37) all communicates through dryer (39) corresponding negative pressure chamber (33), every negative pressure chamber (33) are close to cleaning brush (35) department all fixedly is equipped with filter pulp (38), every negative pressure chamber (33) all communicate through wind channel (48) sliding chamber (47).

6. A keyhole broken key extraction apparatus as claimed in claim 5, wherein: a sliding groove (50) with an opening is arranged in the rotary drum (10) close to the protecting sleeve (30), corresponding slots are arranged in the rotary drum (10), a safety block (51) is arranged in the sliding groove (50) in a sliding way, a spring cavity (52) with an opening facing the sliding cavity (47) is arranged on the side, close to the sliding cavity (47), of the safety block (51), a sliding plate (53) is arranged on the inner wall of the sliding groove (50) in a sliding manner, the sliding plate (53) is positioned in the spring cavity (52), the slide plate (53) is connected to the inner wall of the spring chamber (52) by a pressing spring (54), the rotary drum (10) is symmetrically arranged on two safety slots (49) with openings facing the protection spring (28) in relation to the sliding cavity (47), each protection sleeve (30) is fixedly provided with a push rod (27) close to the safety slot (49), and the other end of each push rod (27) abuts against the corresponding inner wall of the safety slot (49).