CN108896294B - Service life detection device for civil ammeter box lock - Google Patents
Service life detection device for civil ammeter box lock Download PDFInfo
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- CN108896294B CN108896294B CN201810970453.5A CN201810970453A CN108896294B CN 108896294 B CN108896294 B CN 108896294B CN 201810970453 A CN201810970453 A CN 201810970453A CN 108896294 B CN108896294 B CN 108896294B
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- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000003351 stiffener Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000004088 simulation Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 14
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention relates to a detection device, in particular to a service life detection device for a civil ammeter box lock, which comprises a bottom frame, wherein a lock positioning mechanism, a key rotating mechanism, a handle resetting mechanism, a handle opening mechanism and a touch screen are arranged on the bottom frame. According to the invention, the service lives of the buttonholes and the handles of the civil ammeter box lock are detected through repeated simulation unlocking actions, and the measurement accuracy is high, so that the technical introduction cost of enterprises is reduced.
Description
Technical Field
The invention relates to a detection device, in particular to a service life detection device for a civil ammeter box lock.
Background
At present, domestic and foreign business live communities and departments supply power systems with electricity distribution meter boxes and locks, the control is complex, and the purchase and installation are completed by different enterprises. In order to ensure that the coordination of purchasing and installation quality is unified and smoothly passes through the inspection and acceptance of units such as construction units, design units, supervision units, quality stations and the like, and meanwhile, the post-operation and maintenance are convenient, so that the method is executed according to the national standard and the service life of the method is required to be detected.
Disclosure of Invention
The invention aims to provide the service life detection device for the civil ammeter box lock, which has high measurement accuracy, thereby reducing the technical introduction cost of enterprises.
According to the technical scheme of the invention, the service life detection device of the civil ammeter box lock comprises a bottom frame, wherein a lock positioning mechanism, a key rotating mechanism, a handle resetting mechanism, a handle opening mechanism and a touch screen are arranged on the bottom frame;
the locking position mechanism comprises a locking clamping plate and a locking installation structure arranged on the locking clamping plate;
the key rotating mechanism is arranged at the left side of the locking mechanism and comprises a first motor and a first rotating piece arranged on a rotating shaft of the first motor, the first motor is arranged on the underframe by using a first motor mounting plate, and a key clamping groove is formed in the tail end of the first rotating piece;
the handle rotating mechanism is arranged on the right side of the locking and positioning mechanism and comprises a second motor and a cross rod, and the second motor is arranged on the underframe by utilizing a second motor mounting plate and a first mounting frame; the rotating shaft of the second motor is connected with a first rotating rod, the second rotating rod is vertically arranged on the first rotating rod, one end of the cross rod is arranged in a strip-shaped groove on the second rotating rod, and the other end of the cross rod is provided with a handle clamping groove;
the handle reset mechanism is arranged at the rear of the locking mechanism and comprises a third motor and a pressure bar piece arranged on a rotating shaft of the third motor, and the third motor is arranged on the underframe by utilizing a plate and a second mounting frame in sequence;
the handle opening mechanism is arranged on the left side of the handle resetting mechanism and comprises a fourth motor and a shifting piece arranged on a rotating shaft of the fourth motor, and the fourth motor is installed on the underframe by utilizing a third motor installation plate and a third installation frame in sequence.
Further, the bottom of lock cardboard is equipped with first front and back adjustment structure, first front and back adjustment structure is including fixing the guide bar on the chassis and the guide slot that the lock cardboard bottom surface was seted up along the fore-and-aft direction, still is equipped with the first handle that is used for the locking on the lock cardboard, lock mounting structure is the mounting groove of seting up on the lock cardboard.
Further, a first left-right adjusting structure and a first up-down adjusting structure are arranged between the first motor and the underframe; the first left-right adjusting structure is a hand sliding table arranged on the underframe; the first up-down adjusting structure is a manual sliding table, the manual sliding table is installed on a sliding block of the manual sliding table and locked by a first fastening handle, and the first motor is installed on the sliding block of the manual sliding table by using a first motor installation plate.
Further, the pivot of first motor passes first motor mounting panel and connects the second rotating member, and the bottom of second rotating member is equipped with first fender piece, and the end-to-end connection first rotating member of second rotating member is equipped with tension sensor between second rotating member and the first rotating member, and tension sensor connects the touch-sensitive screen.
Further, a second up-down adjusting structure and a second left-right adjusting structure are arranged between the second motor and the underframe; the second left-right adjusting structure comprises a guide bar fixed on the underframe along the left-right direction and a guide groove formed in the bottom surface of the first mounting frame, and a second handle for locking is arranged on the first mounting frame; the second up-down adjusting structure is a manual sliding table arranged on the first installation frame, and the second motor is arranged on a sliding block of the manual sliding table by utilizing a second motor installation plate.
Further, a bearing seat is arranged on the second motor mounting plate, and one end of the first rotating rod is arranged in the bearing seat and is connected with a rotating shaft of the fourth motor by a coupler.
Further, a third up-down adjusting structure is arranged between the third motor and the underframe; the second mounting frame is installed on the chassis, and the hand slip table of adjusting structure for installing on the second mounting frame about the third, and the board is installed on the slider of hand slip table and is utilized the second fastening handle locking, and the third motor is installed on the board.
Further, a fourth up-down adjusting structure and a second front-back adjusting structure are arranged between the fourth motor and the underframe; the second front-back adjusting structure comprises a guide bar fixed on the underframe along the front-back direction and a guide groove formed in the bottom surface of a third mounting frame, a third handle used for locking is arranged on the third mounting frame, the fourth upper-lower adjusting structure is a hand sliding table arranged on the third mounting frame, and a fourth motor is arranged on a sliding block of the hand sliding table by utilizing a third motor mounting plate.
Further, the touch screen is connected with the first motor, the second motor, the third motor and the fourth motor; the first motor, the second motor, the third motor and the fourth motor are respectively provided with an origin disc and an origin seat, the origin seats are provided with origin sensors, and the origin sensors are connected with the touch screen.
Further, the first mounting frame, the second mounting frame and the third mounting frame all comprise a bottom plate and a mounting plate which are perpendicular to each other, and reinforcing ribs are arranged between the bottom plate and the mounting plate.
The invention has the beneficial effects that: the service lives of the buttonholes and the handles of the civil ammeter box lock are detected through repeated simulation unlocking actions, and the measuring accuracy is high, so that the technical introduction cost of enterprises is reduced.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional mechanism of the present invention.
Fig. 2 is a schematic structural view of the present invention.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a left side view of fig. 2.
Fig. 5 is a right side view of fig. 2.
Reference numerals illustrate: the device comprises a 1-chassis, a 2-second left-right adjusting structure, a 3-second handle, a 4-origin sensor, a 5-origin disc, a 6-origin seat, a 7-second motor, an 8-second baffle, a 9-coupler, a 10-bearing seat, a 11-fourth motor, a 12-second rotating rod, a 13-second fastening handle, a 14-cross bar, a 15-first rotating rod, a 16-poking piece, a 17-third up-down adjusting structure, a 18-pressing piece, a 19-plate, a 20-touch screen, a 21-second mounting frame, a 22-third motor, a 23-first motor, a 24-first motor mounting plate, a 25-first baffle, a 26-second rotating piece, a 27-pull sensor, a 28-first rotating piece, a 29-first left-right adjusting structure, a 30-first up-down adjusting structure, a 31-first fastening handle, a 32-lock mounting structure, a 33-lock clamping plate, a 34-lock, a 35-first front-back adjusting structure, a 36-first handle, a 37-first up-down motor, a 38-second motor, a 38-third up-down adjusting structure, a 39-first motor mounting frame, a 25-first baffle, a 26-second rotating piece, a 27-first rotating frame, a 27-first rotating structure, a 27-first rotating frame, a 43-first and a 43-first mounting frame, a fourth motor, a 43-up-and a second mounting frame, a 40-up-and a fourth.
Detailed Description
The invention will be further described with reference to specific examples and figures.
As shown in the figure: the utility model provides a domestic ammeter case lock life detection device, includes chassis 1, is equipped with locking position mechanism, key rotation mechanism, handle canceling release mechanical system, handle opening mechanism and touch-sensitive screen 20 on chassis 1.
Wherein: the locking position mechanism comprises a locking clamping plate 33 and a locking installation structure 32 arranged on the locking clamping plate 33, and a first front-back adjusting structure 35 is arranged at the bottom of the locking clamping plate 33. The key rotating mechanism is arranged on the left side of the lock positioning mechanism, the key rotating mechanism comprises a first motor 23 and a first rotating member 28 arranged on the rotating shaft of the first motor 23, the first motor 23 is sequentially arranged on the underframe 1 by utilizing a first motor mounting plate 24, a first up-down adjusting structure 30 and a first left-right adjusting structure 29, a key clamping groove is formed in the tail end of the first rotating member 28, holes are formed in the two side walls of the key clamping groove, and a bolt penetrates through the holes and screws up a key for being fixedly clamped into the key clamping groove, so that the key is prevented from sliding. The handle rotating mechanism is arranged on the right side of the locking mechanism and comprises a second motor 7 and a cross rod 14, and the second motor 7 is arranged on the underframe 1 by sequentially utilizing a second motor mounting plate 40, a second up-down adjusting structure 38, a first mounting frame 37 and a second left-right adjusting structure 2; the first rotary rod 15 is connected to the pivot of second motor 7, and second rotary rod 12 is installed perpendicularly on first rotary rod 15, and the bar inslot on second rotary rod 12 is installed to the one end of horizontal pole 14, and the other end of horizontal pole 14 is equipped with the handle draw-in groove. The handle reset mechanism is arranged at the rear of the locking mechanism and comprises a third motor 22 and a pressing rod piece 18 arranged on the rotating shaft of the third motor 22, and the third motor 22 is arranged on the underframe 1 by utilizing a plate 19, a third up-down adjusting structure 17 and a second mounting frame 21 in sequence. The handle opening mechanism is arranged on the left side of the handle resetting mechanism, and comprises a fourth motor 11 and a shifting piece 16 arranged on the rotating shaft of the fourth motor 11, wherein the fourth motor 11 is installed on the underframe 1 by sequentially utilizing a third motor installation plate 43, a fourth up-down adjusting structure 41, a third installation frame 39 and a second front-rear adjusting structure 42. The touch screen 20 is connected to the first motor 23, the second motor 7, the third motor 22 and the fourth motor 11.
Specific: in the locking position mechanism, the first front-back adjusting structure 35 comprises a guide bar fixed on the chassis 1 along the front-back direction and a guide groove formed in the bottom surface of the locking clamping plate 33, the locking clamping plate 33 is further provided with a first handle 36 for locking, and the locking mounting structure 32 is a waist-shaped mounting groove formed in the upper portion of the locking clamping plate 33.
In the key rotation mechanism, the first left-right adjusting structure 29 is a hand sliding table mounted on the chassis 1, the first up-down adjusting structure 30 is a manual sliding table, the manual sliding table is mounted on a sliding block of the hand sliding table and is locked by a first fastening handle 31, and the first motor 23 is mounted on the sliding block of the manual sliding table by a first motor mounting plate 24; the rotating shaft of the first motor 23 penetrates through the first motor mounting plate 24 to be connected with the second rotating member 26, a first blocking member 25 is arranged at the bottom of the second rotating member 26, the tail end of the second rotating member 26 is connected with the first rotating member 28, a tension sensor 27 is arranged between the second rotating member 26 and the first rotating member 28, the tension sensor 27 is connected with the touch screen 20, and a torsion value between the second rotating member 26 and the first rotating member 28 is read and used for judging a detection result.
In the handle rotating mechanism, the second left-right adjusting structure 2 comprises a guide bar fixed on the underframe 1 along the left-right direction and a guide groove formed in the bottom surface of the first mounting frame 37, and the first mounting frame 37 is provided with a second handle 3 for locking; the second up-down adjusting structure 38 is a manual sliding table mounted on the first mounting frame 37, and the second motor 7 is mounted on a sliding block of the manual sliding table by using a second motor mounting plate 40; the second motor mounting plate 40 can be further provided with a bearing seat 10, one end of the first rotary rod 15 is installed in the bearing seat 10 and connected with a rotating shaft of the fourth motor 11 by using a coupler 9, and the bottom of the coupler 9 can be provided with a second blocking piece 8, so that the first rotary rod 15 is guaranteed to rotate in the horizontal direction, and the error is prevented from affecting the test accuracy.
In the handle resetting mechanism, a second mounting frame 21 is mounted on the chassis 1, a third up-down adjusting structure 17 is a hand-operated sliding table mounted on the second mounting frame 21, a plate 19 is mounted on a sliding block of the hand-operated sliding table and locked by a second fastening handle 13, and a third motor 22 is mounted on the left side of the plate 19.
In the handle opening mechanism, the second front-back adjusting structure 42 comprises a guide bar fixed on the chassis 1 along the front-back direction and a guide groove formed in the bottom surface of the third mounting frame 39, a third handle 44 for locking is arranged on the third mounting frame 39, the fourth up-down adjusting structure 41 is a hand-operated sliding table, and the fourth motor 11 is mounted on a sliding block of the hand-operated sliding table by using a third motor mounting plate 43.
The first motor 23, the second motor 7, the third motor 22 and the fourth motor 11 are respectively provided with an origin disc 5 and an origin seat 6, the origin seat 6 is provided with an origin sensor 4, and the origin sensor 4 is connected with the touch screen 20 to ensure that the motors periodically rotate and reset. The first mounting frame 37, the second mounting frame 21 and the third mounting frame 39 all comprise a bottom plate and a mounting plate which are perpendicular to each other, reinforcing ribs are arranged between the bottom plate and the mounting plate, and the structure is simple and the stability is high.
The working process comprises the following steps: the lock clamping plate 33 is adjusted to a proper position, the lock 34 is installed on the lock installation structure 32 on the lock clamping plate 33, namely in an installation groove, and is adjusted to a proper position in the installation groove, the first left-right adjustment structure 29 and the first up-down adjustment structure 30 are adjusted to enable a key clamping groove at the tail end of the first rotating member 28 to be aligned with a keyhole on the lock 34, a key is inserted into the keyhole, the other end of the key is clamped into the key clamping groove, a bolt penetrates through the hole and is screwed for fixing the key, the touch screen 20 controls the first motor 23 to drive the first rotating member 28 to rotate for 90 degrees to simulate unlocking, the detection result of the tension sensor 27 is displayed on the touch screen 20, when the torque exceeds a rated value, the keyhole is broken, and the operation is repeated for 50 times for testing the service life of the keyhole;
the lock 34 is arranged in the mounting groove on the lock clamping plate 33, the position of the lock clamping plate 33 and the height of the lock 34 in the mounting groove, the position of the third mounting frame 39, the fourth upper and lower adjusting structure 41, the third upper and lower adjusting structure 17, the first mounting frame 37 and the second upper and lower adjusting structure 38 are adjusted, the poking piece 16, the compression bar 18 and the cross bar 14 are positioned at proper positions, the handle clamping groove at the front end of the cross bar 14 clamps the inner side of the handle of the lock 34 and is fixed, under the control of the touch screen 20, the fourth motor 11 drives the poking piece 16 to rotate to press the button of the lock 34, the handle is outwards sprung open, the second motor 7 drives the cross bar 14 to rotate to enable the handle to integrally rotate for 90 degrees and then reset, the third motor 22 drives the compression bar 18 to rotate to press the outwards sprung-open handle, and then the compression bar 18 is reset, and the actions are repeated for a plurality of times, for example 50 times, and the service life of the handle is detected.
Claims (10)
1. The utility model provides a civilian ammeter case lock life detection device, includes chassis (1), its characterized in that, be equipped with lock positioning mechanism, key rotation mechanism, handle canceling release mechanical system, handle opening mechanism and touch-sensitive screen (20) on chassis (1);
the locking position mechanism comprises a locking clamping plate (33) and a locking mounting structure (32) arranged on the locking clamping plate (33);
the key rotating mechanism is arranged at the left side of the locking mechanism and comprises a first motor (23) and a first rotating piece (28) arranged on the rotating shaft of the first motor (23), the first motor (23) is arranged on the underframe (1) by utilizing a first motor mounting plate (24), and a key clamping groove is formed at the tail end of the first rotating piece (28);
the handle rotating mechanism is arranged on the right side of the locking mechanism and comprises a second motor (7) and a cross rod (14), and the second motor (7) is arranged on the underframe (1) by utilizing a second motor mounting plate (40) and a first mounting frame (37); the rotating shaft of the second motor (7) is connected with a first rotating rod (15), the second rotating rod (12) is vertically arranged on the first rotating rod (15), one end of the cross rod (14) is arranged in a strip-shaped groove on the second rotating rod (12), and the other end of the cross rod (14) is provided with a handle clamping groove; the second motor (7) drives the cross rod (14) to rotate so that the handle integrally rotates by 90 degrees and then resets, and the third motor (22) drives the pressure rod piece (18) to rotate and press the handle rear pressure rod piece (18) which bounces outwards to reset;
the handle reset mechanism is arranged at the rear of the locking mechanism and comprises a third motor (22) and a pressing rod piece (18) arranged on the rotating shaft of the third motor (22), and the third motor (22) is arranged on the underframe (1) by utilizing a plate (19) and a second mounting frame (21) in sequence;
the handle opening mechanism is arranged on the left side of the handle resetting mechanism and comprises a fourth motor (11) and a shifting piece (16) arranged on the rotating shaft of the fourth motor (11), and the fourth motor (11) is arranged on the underframe (1) by using a third motor mounting plate (43) and a third mounting frame (39) in sequence; under the control of the touch screen (20), the fourth motor (11) drives the poking piece (16) to rotate to press the button of the lock (34), and the handle is sprung outwards.
2. The civil electricity meter box lock service life detection device according to claim 1, wherein a first front-rear adjusting structure (35) is arranged at the bottom of the lock clamping plate (33), the first front-rear adjusting structure (35) comprises a guide bar fixed on the underframe (1) along the front-rear direction and a guide groove formed in the bottom surface of the lock clamping plate (33), a first handle (36) for locking is further arranged on the lock clamping plate (33), and the lock mounting structure (32) is a mounting groove formed in the lock clamping plate (33).
3. The service life detection device of the civil ammeter box lock according to claim 1, wherein a first left-right adjusting structure (29) and a first up-down adjusting structure (30) are arranged between the first motor (23) and the underframe (1); the first left-right adjusting structure (29) is a hand sliding table arranged on the underframe (1); the first up-down adjusting structure (30) is a manual sliding table, the manual sliding table is installed on a sliding block of the manual sliding table and is locked by a first fastening handle (31), and the first motor (23) is installed on the sliding block of the manual sliding table by using a first motor installing plate (24).
4. A civil electricity meter box lock service life detection device according to claim 1 or 3, characterized in that the rotating shaft of the first motor (23) penetrates through the first motor mounting plate (24) to be connected with the second rotating member (26), a first blocking member (25) is arranged at the bottom of the second rotating member (26), the tail end of the second rotating member (26) is connected with the first rotating member (28), a tension sensor (27) is arranged between the second rotating member (26) and the first rotating member (28), and the tension sensor (27) is connected with the touch screen (20).
5. The service life detection device of the civil ammeter box lock according to claim 1, wherein a second up-down adjusting structure (38) and a second left-right adjusting structure (2) are arranged between the second motor (7) and the underframe (1); the second left-right adjusting structure (2) comprises a guide bar fixed on the underframe (1) along the left-right direction and a guide groove formed in the bottom surface of the first mounting frame (37), and a second handle (3) for locking is arranged on the first mounting frame (37); the second up-down adjusting structure (38) is a manual sliding table arranged on the first mounting frame (37), and the second motor (7) is arranged on a sliding block of the manual sliding table by using a second motor mounting plate (40).
6. The domestic electric meter box lock life detection device of claim 1 or 5, wherein the second motor mounting plate (40) is provided with a bearing block (10), and one end of the first rotary rod (15) is mounted in the bearing block (10) and is connected with the rotary shaft of the fourth motor (11) by a coupling (9).
7. The service life detection device of the civil electric meter box lock according to claim 1, wherein a third up-down adjusting structure (17) is arranged between the third motor (22) and the underframe (1); the second mounting frame (21) is mounted on the underframe (1), the third up-down adjusting structure (17) is a hand-operated sliding table mounted on the second mounting frame (21), the plate (19) is mounted on a sliding block of the hand-operated sliding table and locked by the second fastening handle (13), and the third motor (22) is mounted on the plate (19).
8. The service life detection device of the civil electric meter box lock according to claim 1, wherein a fourth up-down adjusting structure (41) and a second front-back adjusting structure (42) are arranged between the fourth motor (11) and the underframe (1); the second front-back adjusting structure (42) comprises a guide bar fixed on the underframe (1) along the front-back direction and a guide groove formed in the bottom surface of the third mounting frame (39), a third handle (44) used for locking is arranged on the third mounting frame (39), the fourth upper-lower adjusting structure (41) is a hand sliding table arranged on the third mounting frame (39), and the fourth motor (11) is arranged on a sliding block of the hand sliding table by using a third motor mounting plate (43).
9. The domestic electric meter box lock service life detection device according to claim 1, wherein the touch screen (20) is connected with a first motor (23), a second motor (7), a third motor (22) and a fourth motor (11); the touch screen is characterized in that an origin disc (5) and an origin seat (6) are arranged on the first motor (23), the second motor (7), the third motor (22) and the fourth motor (11), an origin sensor (4) is arranged on the origin seat (6), and the origin sensor (4) is connected with the touch screen (20).
10. The domestic electric meter box lock life detection device of claim 1, wherein the first mounting bracket (37), the second mounting bracket (21) and the third mounting bracket (39) each comprise a base plate and a mounting plate that are perpendicular to each other, and a stiffener is provided between the base plate and the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810970453.5A CN108896294B (en) | 2018-08-24 | 2018-08-24 | Service life detection device for civil ammeter box lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810970453.5A CN108896294B (en) | 2018-08-24 | 2018-08-24 | Service life detection device for civil ammeter box lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108896294A CN108896294A (en) | 2018-11-27 |
| CN108896294B true CN108896294B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810970453.5A Active CN108896294B (en) | 2018-08-24 | 2018-08-24 | Service life detection device for civil ammeter box lock |
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| CN (1) | CN108896294B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110646189A (en) * | 2019-10-24 | 2020-01-03 | 苏州创驰检测技术有限公司 | Handle type lock service life detection device |
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| CN206132939U (en) * | 2016-10-12 | 2017-04-26 | 衢州学院 | Testing arrangement of mechanical key release button in automotive electronics key |
| CN206270027U (en) * | 2016-12-16 | 2017-06-20 | 新多集团有限公司 | A kind of antitheft door lockset detection means |
| CN207610842U (en) * | 2017-10-27 | 2018-07-13 | 东莞市欧美奥兰检测设备有限公司 | A kind of Fingerprint Lock button handle pushing testing machine |
| CN108007682A (en) * | 2017-12-26 | 2018-05-08 | 五邑大学 | A kind of durability test device for master on-off lock for motorcycle |
| CN207623003U (en) * | 2017-12-26 | 2018-07-17 | 五邑大学 | A kind of durability test device for master on-off lock for motorcycle |
| CN208607000U (en) * | 2018-08-24 | 2019-03-15 | 江阴亨德拉科技有限公司 | A kind of civilian kilowatt-hour meter box lock service life detection device |
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| CN108896294A (en) | 2018-11-27 |
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