CN114776141A

CN114776141A - Hand-held type fracture key remove device

Info

Publication number: CN114776141A
Application number: CN202210624328.5A
Authority: CN
Inventors: 彭文翔; 王扬渝; 邓超伦; 王正; 黄海铭
Original assignee: Taizhou Research Institute of Zhejiang University of Technology
Current assignee: Taizhou Research Institute of Zhejiang University of Technology
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-07-22

Abstract

The invention discloses a handheld broken key taking-out device. A channel for moving the bar stock is formed in the middle of the handheld base, heating and propelling mechanisms for heating the bar stock and driving the bar stock to move to the broken key are arranged on two sides of the channel, and sucking disc positioning mechanisms for positioning and aligning the broken key locking hole are arranged on two sides of the handheld base; the sucker positioning mechanism comprises a sucker, a distance measuring rod, a positioning block and a distance adjusting assembly; the heating propulsion mechanism comprises a burner, a driving shaft, a driven shaft and a motor; the motor is coaxially connected with the driving shaft, the bar stock is clamped between the synchronous rotating wheels of the driven shaft and the driving shaft for conveying, and the linkage belt wheel of the combustor is in belt transmission connection with the driven belt wheel of the driving shaft. The device can conveniently and quickly automatically heat the bar to connect the broken key and take out the broken key, improves the success rate of taking out the broken key, simultaneously improves the speed of manually and quickly taking out the broken key, and also avoids potential safety hazards in places such as residences and the like caused by the broken key in the key hole.

Description

Hand-held type fracture key remove device

Technical Field

The invention relates to a key processing device in the technical field of key locks, in particular to a handheld broken key taking-out device.

Background

Generally, when a key is used for unlocking, the broken key is not usually positioned in a key hole, once the situation occurs and the broken key cannot be safely and quickly taken out, great potential safety hazards such as stealing behaviors exist in places such as family residences, and manual taking out of the broken key which is complicated and manual is low in efficiency and success rate.

Disclosure of Invention

The invention provides a handheld breaking key taking-out device for solving the technical problems, which can conveniently and quickly automatically heat a bar to connect a breaking key to take out the breaking key, and solves the problems of low efficiency and low success rate of manually taking out the breaking key by complicated and complicated operations.

The above object of the present invention is achieved by the following technical solutions:

the device comprises a handheld base, wherein a channel for moving a bar material is formed in the middle of the handheld base, heating and propelling mechanisms for heating the tail end of the bar material and driving the bar material to move and be connected to a broken key are mounted on the handheld base on two sides of the channel, and sucking disc positioning mechanisms for positioning and aligning a broken key locking hole are arranged on two sides of the handheld base.

A through hole is formed in the handheld base and serves as a channel, and a bar is arranged in the through hole in a sliding mode.

The bar stock is a material which becomes soft and sticky by heating.

The sucking disc positioning mechanism includes the sucking disc and sucking disc articulated range finding pole, distance adjusting part, and the range finding pole is connected through distance adjusting part and handheld base, through the sucking disc will handheld base fixed adsorption is in the tool to lock, the range finding pole links firmly the locating piece that is used for connecting the key lockhole of location fracture near tool to lock one end side.

The distance adjusting component comprises a fixed frame fixedly connected with one end of the handheld base close to the lockset, the fixed frame is hinged with one end of a support rod, the other end of the support rod is hinged with one end of an inclined rod, the other end of the inclined rod is hinged with one end of a distance measuring rod through a hinge shaft, a sucker is simultaneously hinged and installed on the hinge shaft, the support rod is elastically connected with the middle part of the inclined rod through a spring,

the heating propulsion mechanism comprises two burners, a driving shaft, a driven shaft and a motor; the two combustors are fixedly connected to one end, close to the lock, of the handheld base and are respectively located on two sides of a channel of the handheld base, each combustor is provided with an injection pipe, the injection pipes are arranged towards the bars in the channel, and the injection pipes start injection flames through the combustors so as to melt one end, close to the lock, of the bars; the driving shaft and the driven shaft are respectively hinged on two sides of the handheld base channel, a motor is installed on one side of the handheld base where the driving shaft is located, the output end of the motor is coaxially connected with the driving shaft, the driven shaft and the driving shaft are respectively and coaxially provided with a synchronous rotating wheel, and the bar stock is clamped between the synchronous rotating wheels of the driven shaft and the driving shaft and is conveyed; meanwhile, a driven belt wheel is coaxially sleeved on the driven shaft; each combustor is provided with a switch shaft, the switch shafts are coaxially sleeved with linkage belt wheels, linkage belt wheels of the two combustors are in transmission connection through a transmission belt, and the linkage belt wheel of one combustor is in transmission connection with a driven belt wheel through a differential belt.

The beneficial effects of the invention are:

the hot melt adhesive rod and the broken key are taken out together through fixed adhesion and reverse movement, so that the success rate of taking out the broken key is greatly improved, the rate that the broken key cannot be taken out quickly by manpower is increased, and potential safety hazards in places such as residences and the like caused by the broken key in the keyhole are avoided.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

The invention is further illustrated by the following examples in conjunction with the drawings.

Fig. 1 is a schematic view of the hand-held broken key removal device of the present invention.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

Fig. 4 is a schematic view of the structure C-C in fig. 2.

Fig. 5 is a schematic diagram of the structure D-D in fig. 3.

Fig. 6 is a schematic diagram of the movement structure of the positioning block 17 for positioning the keyhole and the broken end of the bar material 27 adhered to the key.

Fig. 7 is a schematic view of the movement of bar stock 27 to extract the broken key from the keyhole.

Fig. 8 is a schematic view of the movement structure of the injection pipe 18 to generate a flame by the burner 23 so that the bar 27 is in a molten state near one end of the breaking key.

In the figure: 11-handheld base, 12-fixed frame, 13-differential belt, 14-linkage belt wheel, 15-distance measuring rod, 16-transmission belt, 17-positioning block, 18-injection pipe, 19-suction cup, 20-inclined rod, 21-spring, 22-support rod, 23-burner, 25-through hole, 26-switch shaft, 27-bar, 28-driven shaft, 29-motor, 31-synchronous rotating wheel, 32-driving shaft and 34-driven belt wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

As shown in fig. 1, the device comprises a handheld base 11, a channel for moving a bar 11 is formed in the middle of the handheld base 11, heating and propelling mechanisms for heating the tail end of the bar 11 and driving the bar 11 to move and be connected to a breaking key are mounted on the handheld bases 11 on two sides of the channel, and a sucker positioning mechanism for positioning and aligning a breaking key locking hole is arranged on each of two sides of the handheld base 11.

The handheld base 11 is semicircular, a through hole 25 is arranged in the handheld base 11 and serves as a channel, and a bar material 27 is arranged in the through hole 25 in a sliding mode.

The bar 27 is a material that softens and becomes viscous when heated. The specific implementation may be a hot melt stick.

Sucking disc positioning mechanism includes sucking disc 19, and sucking disc 19 articulated range finding pole 15, distance adjusting part, range finding pole 15 is connected through distance adjusting part and handheld base 11, through sucking disc 19 with the fixed tool to lock that adsorbs in the key that breaks, range finding pole 15 links firmly the locating piece 17 that is used for connecting the key lockhole that breaks in location near tool to lock one end side, motor 29 realizes the control to motor 29 through the inductor of embedding in locating piece 17, reach the location that comes control locating piece 17 through motor 29, distance and to motor 29's control ensure through between two locating pieces 17 that the hot melt adhesive stick can accurate adhesion, realize the accurate adhesion of locating piece 17 to the hot melt adhesive stick through the inductor in the locating piece 17 simultaneously.

The distance adjusting component comprises a fixed frame 12 fixedly connected with one end of a handheld base 11 close to the lockset, the fixed frame 12 is hinged with one end of a support rod 22, the other end of the support rod 22 is hinged with one end of an inclined rod 20, the other end of the inclined rod 20 is hinged with one end of a distance measuring rod 15 through a hinge shaft, as shown in figures 3 and 5, a sucking disc 19 is hinged on the hinge shaft, one end of the inclined rod 20 is hinged at the hinged part of the distance measuring rod 15 and the sucking disc 19, the support rod 22 is elastically connected with the middle part of the inclined rod 20 through a spring 21,

the sucking position of the sucking disc 19 and the position of the center of the positioning block 17 on the distance measuring rod 15 are changed through the hinged rotation between the bracket rod 22 and the inclined rod 20.

As shown in fig. 1 and 2, the heating propulsion mechanism includes two burners 23, and a drive shaft 32, a driven shaft 28, and a motor 29;

the two burners 23 are fixedly connected to one end, close to the lock, of the handheld base 11 and are respectively located on two sides of a channel of the handheld base 11, the burners 23 are respectively provided with an injection pipe 18, the injection pipes 18 are arranged towards the bar 11 in the channel, the injection pipes 18 of the two burners 23 are arranged oppositely, and the injection pipes 18 start injection flames through the burners 23 so as to melt one end, close to the lock, of the bar 11;

as shown in fig. 2, the driving shaft 32 and the driven shaft 28 are respectively and hingedly mounted on two sides of the channel of the handheld base 11, a motor 29 is mounted on one side of the handheld base 11 where the driving shaft 32 is located, the output end of the motor 29 is coaxially connected with the driving shaft 32, a synchronous rotating wheel 31 is respectively and coaxially mounted on the driven shaft 28 and the driving shaft 32, as shown in fig. 4, the bar 11 is clamped between the synchronous rotating wheels 31 of the driven shaft 28 and the driving shaft 32 and is conveyed, and the bar 11 is propelled and moved by the rotation of the synchronous rotating wheels 31; meanwhile, a driven belt wheel 34 is coaxially sleeved on the driven shaft 28, and the linkage belt wheel 14 of the combustor 23 is in belt transmission connection with the driven belt wheel 34 through a differential belt 13; each combustor 23 is provided with a switch shaft 26, the switch shafts 26 are coaxially sleeved with linkage belt wheels 14, the linkage belt wheels 14 of the two combustors 23 are in belt transmission connection through a transmission belt 16, and the linkage belt wheel 14 of one combustor 23 is in belt transmission connection with a driven belt wheel 34 through a differential belt 13.

The motor 29 runs to drive the driving shaft 32 to rotate through belt transmission, the synchronous rotating wheel 31 on the driving shaft 32 drives the bar 11 to move, the bar 11 is driven to be clamped between the driven shaft 28 and the synchronous rotating wheel 31 on the driving shaft 32 to move along a channel in a conveying mode, the driven shaft 28 and the synchronous rotating wheel 31 on the driven shaft 28 follow up, meanwhile, the driven shaft 28 rotates to drive the switch shafts 26 of the two burners 23 through belt transmission to rotate and start to open the burners 23, the end of the bar 11 is just started to open the burners 23 when being transported to be close to the injection pipe 18, as shown in fig. 8, flame is sprayed out from the injection pipe 18 to heat the bar 11, the end of the bar 11 is fixedly bonded by a melting and breaking key, and then the breaking key is taken out.

The linkage of the bar stock 11 transportation movement and the operation of the burner 23 is thereby realized by the above structure.

The use and operation of the hand-held broken key removal device of the present invention will be described in detail with reference to fig. 6 to 8:

initially, the motor 29 and the burner 23 are in a closed state, the bar 27 is on the side away from the lock, and the distance measuring rod 15 and the positioning block 17 are in any positions.

During the use, when the key fracture when the tool to lock, need take out cracked key this moment, manual this moment place the hot melt adhesive stick between synchronous runner 31 and be close to tool to lock one end and be located between injection pipe 18, start combustor 23 this moment, and then spray flame melting hot melt adhesive stick one end through injection pipe 18, as shown in fig. 8, starting motor 29 this moment, and then drive shaft 32 and rotate, and then drive synchronous runner 31 and rotate, synchronous runner 31 rotates and then drives the hot melt adhesive stick and remove towards fracture key one end, the hot melt adhesive stick adhesion fracture key one end that is in molten state one end this moment, as shown in fig. 6.

At this time, the motor 29 is reversely started, so that the synchronous pulley 31 is driven to rotate reversely and the burner 23 is closed, and the synchronous pulley 31 rotates reversely to drive the hot melt adhesive stick to move reversely together with the fracture, so that the fracture key is taken out, as shown in fig. 7.

When needs will be held base 11 and be fixed in tool to lock one end, adsorb in tool to lock one end through sucking disc 19 this moment, when needs fix a position the central point of fracture key, starting motor 29 this moment, and then make locating piece 17 confirm the fracture key center, thereby guarantee adhesion fracture key central point department that the hot melt adhesive stick can be accurate, when synchronous runner 31 of needs rotates in step, motor 29 drives drive shaft 32 and rotates and then the synchronous runner 31 of drive downside rotates this moment, and then the synchronous runner 31 of drive bar 27 downside, realize the synchronous rotation of synchronous runner 31 of downside.

When the heating and propelling mechanism needs to be synchronously started, the motor 29 is started at the moment, and then the driving shaft 32 is driven to rotate so as to drive the synchronous rotating wheel 31 on the lower side to rotate, and further the bar material 27 is driven to move on the synchronous rotating wheel 31 on the upper side and the lower side, so that the synchronous rotation of the synchronous rotating wheel 31 on the upper side and the lower side is realized; the driven shaft 28 and the driven pulley 34 rotate to drive the driven pulley 34 to rotate, and further drive the linkage pulley 14 and the switch shaft 26 to rotate through the differential belt 13, and the switch shaft 26 rotates to start the burner 23.

When the handheld base 11 needs to be fixed at one end of the lock, the support rod 22 and the support rod 22 in the distance adjusting assembly rotate to change the adsorption position of the suction cup 19, so that the central positioning position of the positioning block 17 is continuously determined, the compression and the stretching of the spring 21 are used for preventing the overlarge rotation between the inclined rod 20 and the support rod 22 from influencing the adsorption effect of the suction cup 19, the bar 27 is manually placed in the through hole 25, and the movement of the bar 27 is realized through the rotation of the synchronous rotating wheel 31.

Claims

1. The utility model provides a hand-held type fracture key remove device which characterized in that:

including handheld base (11), set up the passageway that is used for bar (11) to remove in the middle of handheld base (11), install on handheld base (11) of passageway both sides and be used for heating bar (11) end and drive bar (11) and remove the heating advancing mechanism who is connected to the fracture key, the both sides of handheld base (11) all are provided with a sucking disc positioning mechanism who is used for the location to aim at the fracture key lockhole.

2. A hand-held break key removal device according to claim 1 wherein:

a through hole (25) is arranged in the handheld base (11) and serves as a channel, and a bar (27) is arranged in the through hole (25) in a sliding mode.

3. A hand-held break key removal device according to claim 1 wherein:

the bar stock (27) is a material which is softened and becomes sticky under heating.

4. A hand-held break key removal device according to claim 1 wherein:

sucking disc positioning mechanism includes sucking disc (19) and sucking disc (19) articulated range finding pole (15), distance adjusting part, and range finding pole (15) are connected through distance adjusting part and handheld base (11), through sucking disc (19) will handheld base (11) are fixed to be adsorbed in the tool to lock, range finding pole (15) link firmly locating piece (17) that are used for connecting the fracture key lockhole of location near tool to lock one end side.

5. A hand-held break key removal device according to claim 1 wherein:

apart from the adjusting part including link firmly in handheld base (11) are close to mount (12) of tool to lock one end, mount (12) articulated cradling piece (22) one end, cradling piece (22) other end articulates there is down tube (20) one end, and the down tube (20) other end is articulated through articulated axle with range finding pole (15) one end, articulates installation sucking disc (19) simultaneously on the articulated axle, cradling piece (22) with through spring (21) elastic connection between the middle part of down tube (20).

6. A hand-held break key removal device according to claim 1 wherein:

the heating propulsion mechanism comprises two burners (23), a driving shaft (32), a driven shaft (28) and a motor (29); the two burners (23) are fixedly connected to one end, close to the lockset, of the handheld base (11) and are respectively located on two sides of a channel of the handheld base (11), each burner (23) is provided with an injection pipe (18), the injection pipes (18) are arranged towards the bar (11) in the channel, and the injection pipes (18) start injection flames through the burners (23) so as to melt one end, close to the lockset, of the bar (11); the driving shaft (32) and the driven shaft (28) are respectively and hingedly mounted on two sides of a channel of the handheld base (11), a motor (29) is mounted on one side of the handheld base (11) where the driving shaft (32) is located, the output end of the motor (29) is coaxially connected with the driving shaft (32), the driven shaft (28) and the driving shaft (32) are respectively and coaxially mounted with a synchronous rotating wheel (31), and the bar stock (11) is clamped between the driven shaft (28) and the synchronous rotating wheels (31) of the driving shaft (32) and is conveyed; a driven belt wheel (34) is coaxially sleeved on the driven shaft (28); each combustor (23) is provided with a switch shaft (26), the switch shafts (26) are coaxially sleeved with linkage belt wheels (14), the linkage belt wheels (14) of the two combustors (23) are in belt transmission connection through a transmission belt (16), and the linkage belt wheel (14) of one combustor (23) is in belt transmission connection with the driven belt wheel (34) through a differential belt (13).