CN213688807U - Waterproof testing arrangement for instrument and meter - Google Patents
Waterproof testing arrangement for instrument and meter Download PDFInfo
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- CN213688807U CN213688807U CN202023051338.XU CN202023051338U CN213688807U CN 213688807 U CN213688807 U CN 213688807U CN 202023051338 U CN202023051338 U CN 202023051338U CN 213688807 U CN213688807 U CN 213688807U
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Abstract
The utility model discloses a waterproof testing arrangement for instrument and meter, the on-line screen storage device comprises a base, a plurality of bracing pieces of the equal fixedly connected with in upper surface both ends of base, and the upper surface intermediate position of base is located a plurality of fixedly connected with test box between the bracing piece, it is a plurality of same first limiting plate of upper end fixedly connected with between the bracing piece, the upper surface of first limiting plate has the motor through motor frame fixed mounting, and the internal surface intermediate position of first limiting plate rotates and is connected with the pivot, the surface of pivot is located the upper end fixedly connected with drive gear of first limiting plate. The utility model discloses a waterproof testing arrangement can carry out waterproof test to a plurality of samples simultaneously, and efficiency is higher, and then discovery that can be more timely is unusual, thereby avoid scrapping the bulk production of product, and for carrying out the waterproof testing arrangement of single sample test at present, a plurality of samples test further reduction the contingency together.
Description
Technical Field
The utility model relates to a waterproof test technical field especially relates to a waterproof testing arrangement for instrument and meter.
Background
An instrument is an instrument or equipment for detecting, measuring, observing, and calculating various physical quantities, material components, physical parameters, and the like. Vacuum leak detector, the manometer, the length measuring appearance, the microscope, multiplier etc. all belong to the instrument and meter, the instrument and meter can carry out waterproof test after production is accomplished, the waterproof testing arrangement of present instrument and meter can only once test a sample mostly, and is slow in efficiency, be difficult to in time discover the abnormal product, and test single sample and probably take place the contingency, the test result is difficult to say the power, and then probably cause the bulk production of scrapped product, therefore, we have provided a waterproof testing arrangement for instrument and meter.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the waterproof testing arrangement for instrument and meter who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a waterproof testing device for instruments and meters comprises a base, wherein a plurality of supporting rods are fixedly connected to two ends of the upper surface of the base, the middle position of the upper surface of the base is located between the supporting rods, a testing box is fixedly connected between the supporting rods, the upper end between the supporting rods is fixedly connected with a first limiting plate, a motor is fixedly mounted on the upper surface of the first limiting plate through a motor frame, a rotating shaft is rotatably connected to the middle position of the inner surface of the first limiting plate, a transmission gear is fixedly connected to the outer surface of the rotating shaft and located at the upper end of the first limiting plate, a driving shaft is rotatably connected to one end, close to the rotating shaft, of the motor, a driving gear is fixedly connected to one end, far away from the motor, of the driving shaft, a sliding bar is fixedly connected to the lower surface of the transmission gear, a sliding groove is formed in the position, close, the outer surface of the rotating shaft is fixedly connected with a clamp in the test box, the inner surface of the clamp is provided with a plurality of clamping holes, two ends of the clamp are rotatably connected with driving rods, one end of each driving rod, which is far away from the clamp, is fixedly connected with a rotating cap, the outer surface of each driving rod is fixedly connected with a driving gear, one side of each driving gear is meshed with a first driven gear, the other side of each driving gear is meshed with a second driven gear, one side of each first driven gear, which is close to the clamp, and one side of each second driven gear, which is close to the clamp, are fixedly connected with a limiting disc, the outer surface of each external threaded column, which is near the clamp, is fixedly connected with a clamping plate, the outer surface of each external threaded column, which is located in each clamping hole, is in threaded connection with a clamping plate, one side of each clamping, and the back plate internal surface lower extreme of test box has seted up the recovery mouth, the upper surface of base is located the rear side fixed mounting of test box has the water pump, be equipped with the recovery tube between the water inlet of recovery mouth and water pump, the upper end of the delivery port of water pump is equipped with the output tube, the upper end of output tube is equipped with the connector, the upper end of connector is equipped with a plurality of flow distribution heads, and is a plurality of flow distribution head and a plurality of all be equipped with the water service pipe between the shower nozzle, the front side lower extreme fixedly connected with baffle of test box, and the front side upper end hinge of test box has two doors, two the front side of door all is equipped with the knob.
Preferably, the driving gear is in meshed connection with the transmission gear.
Preferably, the driving rod is in a T-shaped structure.
Preferably, the external thread column is rotatably connected with the clamp, a rotary groove matched with the external thread column is formed in the position, close to the external thread column, of the inner surface of the clamp, and the limiting disc is located in the rotary groove.
Preferably, the two doors are fixedly connected through bolts, and the recovery pipe, the output pipe and the connector are fixedly connected with the test box.
Preferably, a plurality of the same second limiting plate is fixedly connected below the first limiting plate between the supporting rods, the inner surface of the second limiting plate is rotatably connected with the rotating shaft, and the second limiting plate is located above the test box.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through having set up anchor clamps, the clamp hole, splint, the drive shaft, the driving gear, first driven gear, second driven gear, the external screw thread post has made things convenient for the clamp of instrument and meter, the cap that changes has made things convenient for the rotation to the drive shaft, the rubber pad has avoided anchor clamps and splint to cause the damage to instrument and meter, and the design of a plurality of clamp holes, can make anchor clamps clip a plurality of samples once, and then can test a plurality of samples simultaneously, can be more timely discover unusual product, thereby avoid scrapping the bulk production of product, and for the waterproof testing arrangement who carries out single sample test at present, a plurality of samples test further avoiding the contingency together, more practical;
2. in the utility model, the water sprayed into the test box by the spray head can be recycled by arranging the baffle, the recovery port, the water pump and the recovery pipe, thereby avoiding the waste of water;
3. in the utility model, the fixture can rotate by arranging the motor, the first limiting plate, the rotating shaft, the transmission gear, the driving shaft and the driving gear, so that the instrument can be prevented from being drenched in a static state, the waterproof performance of the instrument can be better detected, the stability of the rotating shaft is ensured by the limiting seat, the sliding groove and the sliding strip, and the stability of the rotating shaft is further ensured by the second limiting plate;
to sum up, the utility model discloses a waterproof testing arrangement can carry out waterproof test to a plurality of samples simultaneously, and efficiency is higher, and then discovery abnormal product that can be more timely to avoid scrapping the bulk production of product, and for carrying out the waterproof testing arrangement of single sample test at present, a plurality of samples test further reduction the contingency together, make test result more convincing.
Drawings
Fig. 1 is a schematic structural view of a waterproof testing device for instruments and meters provided by the present invention;
fig. 2 is a top cross-sectional view of a fixture of the waterproof testing apparatus for instruments and meters provided by the present invention;
fig. 3 is a front view of a testing box of the waterproof testing device for instruments and meters provided by the present invention;
fig. 4 is a rear view of a testing box of the waterproof testing device for instruments and meters provided by the present invention;
fig. 5 is a schematic structural diagram of a second embodiment of the waterproof testing apparatus for instruments and meters according to the present invention.
In the figure: the device comprises a base 1, a supporting rod 2, a testing box 3, a first limiting plate 4, a motor frame 5, a rotating shaft 6, a motor 7, a transmission gear 8, a driving shaft 9, a driving gear 10, a sliding strip 11, a sliding chute 12, a limiting seat 13, a clamp 14, a clamping hole 15, a driving rod 16, a rotating cap 17, a driving gear 18, a first driven gear 19, a second driven gear 20, a male threaded column 21, a limiting disc 22, a clamping plate 23, a rubber pad 24, a pull button 25, a second limiting plate 26, a spray head 27, a recovery opening 28, a water pump 29, a recovery pipe 30, an output pipe 31, a connector 32, a flow dividing head 33, a water service pipe 34, a door 35 and a baffle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The first embodiment is as follows:
referring to fig. 1-4, a waterproof testing device for an instrument and meter comprises a base 1, wherein a plurality of support rods 2 are fixedly connected to both ends of the upper surface of the base 1, a testing box 3 is fixedly connected between the support rods 2 at the middle position of the upper surface of the base 1, the upper end between the support rods 2 is fixedly connected with a first limiting plate 4, a motor 7 is fixedly mounted on the upper surface of the first limiting plate 4 through a motor frame 5, the motor can rotate a rotating shaft 6 to drive a clamp 14 to rotate, the instrument and meter is prevented from being drenched in a static state, the waterproof performance of the instrument and meter can be better detected, the middle position of the inner surface of the first limiting plate 4 is rotatably connected with the rotating shaft 6, a transmission gear 8 is fixedly connected to the outer surface of the rotating shaft 6 at the upper end of the first limiting plate 4, and a driving shaft 9 is rotatably connected, one end of the driving shaft 9, which is far away from the motor 7, is fixedly connected with a driving gear 10, the lower surface of the transmission gear 8 is fixedly connected with a slide bar 11, the position, which is close to the slide bar 11, of the upper surface of the first limiting plate 4 is provided with a sliding groove 12, the upper surface of the base 1 is fixedly connected with a limiting seat 13, which is positioned at the middle position of the test box 3, so that the rotation of the rotating shaft 6 is stable, the outer surface of the rotating shaft 6 is positioned in the test box 3 and is fixedly connected with a clamp 14, the inner surface of the clamp 14 is provided with a plurality of clamping holes 15, a plurality of samples can be clamped, and then a plurality of samples are subjected to waterproof test at one time, the efficiency is higher, meanwhile, the contingency possibly occurring when a single sample test is performed is reduced, so that the test effect is more convinciting, and both ends of the clamp 14 are, one side of the driving gear 18 is engaged and connected with a first driven gear 19, the other side of the driving gear 18 is engaged and connected with a second driven gear 20, one side of the first driven gear 19 close to the clamp 14 and one side of the second driven gear 20 close to the clamp 14 are both fixedly connected with an external threaded column 21, the position of the outer surface of the external threaded column 21 close to the clamp 14 is fixedly connected with a limiting disc 22, the inner thread of the outer surface of the external threaded column 21 in the clamping hole 15 is connected with a clamping plate 23, one side of the clamping plate 23 far away from the limiting disc 22 and one side of the clamping hole 15 far away from the limiting disc 22 are both provided with rubber pads 24, the inner surface of the top plate of the test box 3 is fixedly provided with a plurality of nozzles 27, the lower end of the inner surface of the rear plate of the test box 3 is provided with a recovery port 28, the upper surface of the base 1 is fixedly, can carry out recycle to the water that shower nozzle 27 drenched in test box 3, the waste of water has been avoided, the upper end of the delivery port of water pump 29 is equipped with output tube 31, the upper end of output tube 31 is equipped with connector 32, the upper end of connector 32 is equipped with a plurality of flow distribution heads 33, all be equipped with water service pipe 34 between a plurality of flow distribution heads 33 and a plurality of shower nozzle 27, the front side lower extreme fixedly connected with baffle 36 of test box 3, and the front side upper end hinge of test box 3 has two doors 35, the front side of two doors 35 all is equipped with knob 25.
Wherein, the driving gear 10 is meshed with the transmission gear 8.
Wherein, the shape of the driving rod 16 is a T-shaped structure.
Wherein, external screw thread post 21 rotates with anchor clamps 14 to be connected, and the internal surface of anchor clamps 14 is close to the position of external screw thread post 21 and is seted up the rotary slot with external screw thread post 21 assorted, and spacing dish 22 is located the rotary slot.
Wherein, the two doors 35 are fixedly connected through bolts, and the recovery tube 30, the output tube 31 and the connector 32 are all fixedly connected with the test box 3.
Example two:
referring to fig. 1-5, a waterproof testing device for an instrument and meter comprises a base 1, wherein a plurality of support rods 2 are fixedly connected to both ends of the upper surface of the base 1, a testing box 3 is fixedly connected between the support rods 2 at the middle position of the upper surface of the base 1, the upper end between the support rods 2 is fixedly connected with a first limiting plate 4, a motor 7 is fixedly mounted on the upper surface of the first limiting plate 4 through a motor frame 5, the motor can rotate a rotating shaft 6 to drive a clamp 14 to rotate, the instrument and meter is prevented from being drenched in a static state, the waterproof performance of the instrument and meter can be better detected, the middle position of the inner surface of the first limiting plate 4 is rotatably connected with the rotating shaft 6, a transmission gear 8 is fixedly connected to the outer surface of the rotating shaft 6 at the upper end of the first limiting plate 4, and a driving shaft 9 is rotatably connected, one end of the driving shaft 9, which is far away from the motor 7, is fixedly connected with a driving gear 10, the lower surface of the transmission gear 8 is fixedly connected with a slide bar 11, the position, which is close to the slide bar 11, of the upper surface of the first limiting plate 4 is provided with a sliding groove 12, the upper surface of the base 1 is fixedly connected with a limiting seat 13, which is positioned at the middle position of the test box 3, so that the rotation of the rotating shaft 6 is stable, the outer surface of the rotating shaft 6 is positioned in the test box 3 and is fixedly connected with a clamp 14, the inner surface of the clamp 14 is provided with a plurality of clamping holes 15, a plurality of samples can be clamped, and then a plurality of samples are subjected to waterproof test at one time, the efficiency is higher, meanwhile, the contingency possibly occurring when a single sample test is performed is reduced, so that the test effect is more convinciting, and both ends of the clamp 14 are, one side of the driving gear 18 is engaged and connected with a first driven gear 19, the other side of the driving gear 18 is engaged and connected with a second driven gear 20, one side of the first driven gear 19 close to the clamp 14 and one side of the second driven gear 20 close to the clamp 14 are both fixedly connected with an external threaded column 21, the position of the outer surface of the external threaded column 21 close to the clamp 14 is fixedly connected with a limiting disc 22, the inner thread of the outer surface of the external threaded column 21 in the clamping hole 15 is connected with a clamping plate 23, one side of the clamping plate 23 far away from the limiting disc 22 and one side of the clamping hole 15 far away from the limiting disc 22 are both provided with rubber pads 24, the inner surface of the top plate of the test box 3 is fixedly provided with a plurality of nozzles 27, the lower end of the inner surface of the rear plate of the test box 3 is provided with a recovery port 28, the upper surface of the base 1 is fixedly, can carry out recycle to the water that shower nozzle 27 drenched in test box 3, the waste of water has been avoided, the upper end of the delivery port of water pump 29 is equipped with output tube 31, the upper end of output tube 31 is equipped with connector 32, the upper end of connector 32 is equipped with a plurality of flow distribution heads 33, all be equipped with water service pipe 34 between a plurality of flow distribution heads 33 and a plurality of shower nozzle 27, the front side lower extreme fixedly connected with baffle 36 of test box 3, and the front side upper end hinge of test box 3 has two doors 35, the front side of two doors 35 all is equipped with knob 25.
Wherein, the driving gear 10 is meshed with the transmission gear 8.
Wherein, the shape of the driving rod 16 is a T-shaped structure.
Wherein, external screw thread post 21 rotates with anchor clamps 14 to be connected, and the internal surface of anchor clamps 14 is close to the position of external screw thread post 21 and is seted up the rotary slot with external screw thread post 21 assorted, and spacing dish 22 is located the rotary slot.
Wherein, the two doors 35 are fixedly connected through bolts, and the recovery tube 30, the output tube 31 and the connector 32 are all fixedly connected with the test box 3.
Wherein, the same second limiting plate 26 of below fixedly connected with that is located first limiting plate 4 between a plurality of bracing pieces 2, further assurance pivot 6's stability, the internal surface and the pivot 6 of second limiting plate 26 rotate to be connected, and second limiting plate 26 is located the top of test box 3.
The working principle is as follows: when the instrument clamping device is used, the door 35 is opened, an instrument is placed into the clamping hole 15, then the rotating cap 17 is rotated, the rotating cap 17 drives the driving rod 16 to rotate so as to enable the driving gear 18 to rotate, the driving gear 18 rotates clockwise, the first driven gear 19 and the second driven gear 20 both rotate anticlockwise so as to drive the external threaded column 21 to rotate anticlockwise, otherwise, the first driven gear 19 and the second driven gear 20 both rotate clockwise so as to drive the external threaded column 21 to rotate clockwise, the external threaded column 21 can only rotate at the original position through the limitation of the limiting disc 22, so that the clamping plate 23 can be moved through threaded engagement, and then the clamping and loosening of the instrument are completed through the clamp 14, after the instrument is clamped, the driving shaft 9 is driven by the motor 7 to rotate so as to enable the driving gear 10 to rotate, the driving gear 10 enables the driving gear 8 to rotate through engagement so as to drive the rotating shaft 6, the rotating shaft 6 drives the clamp 14 to rotate, so as to prevent the instrument from contacting water in a static state, and detect the waterproof capability of the instrument better, the water pump 29 can recycle the water drenched into the test box 3 through the recycling port 28, the water enters the water pump 29 through the recycling pipe 30, the water is repressurized through the water pump 29 and enters the connector 32 through the output pipe 31, the water is shunted into the water pipes 34 connected with the spray heads through the shunting heads 33 at the connector 32, and further, the spray heads 27 can drench the instrument, the clamp 14 is provided with a plurality of clamping holes 15, and can simultaneously carry out waterproof test on a plurality of samples, thereby quickening the test efficiency, further, the abnormity of the product can be found more timely, so as to avoid the mass production of scrapped products, the baffle 36 enables the test box 3 to store the water drenched by the spray heads 27, and the water is recycled through the water pump 29, avoided the waste of water source, the knob 25 makes things convenient for opening of door 35, and rubber pad 24 prevents to cause the damage to instrument and meter when pressing from both sides tightly, and spacing seat 13 has guaranteed the stable rotation of pivot 6, and the further stable rotation of having guaranteed pivot 6 of second limiting plate 26, the utility model discloses a waterproof testing arrangement can carry out waterproof test to a plurality of samples simultaneously, and efficiency is higher, and then discovery abnormal product that can be more timely to avoid scrapping the bulk production of product, and for carrying out the waterproof testing arrangement of single sample test at present, a plurality of samples test further reduction the contingency together, the more convinciting power that has of test result of time.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The waterproof testing device for the instruments and the meters comprises a base (1) and is characterized in that a plurality of supporting rods (2) are fixedly connected to two ends of the upper surface of the base (1), the middle position of the upper surface of the base (1) is located between the supporting rods (2), a testing box (3) is fixedly connected between the supporting rods (2), a plurality of upper ends of the supporting rods (2) are fixedly connected with a same first limiting plate (4), a motor (7) is fixedly mounted on the upper surface of the first limiting plate (4) through a motor frame (5), a rotating shaft (6) is rotatably connected to the middle position of the inner surface of the first limiting plate (4), a transmission gear (8) is fixedly connected to the upper end of the rotating shaft (6), and a driving shaft (9) is rotatably connected to one end, close to the rotating shaft (6), of the motor (7), the one end fixedly connected with drive gear (10) of motor (7) is kept away from in drive shaft (9), the lower fixed surface of drive gear (8) is connected with draw runner (11), the position that the upper surface of first limiting plate (4) is close to draw runner (11) has seted up spout (12), the upper surface of base (1) is located the intermediate position fixedly connected with spacing seat (13) of test box (3), the surface of pivot (6) is located fixedly connected with anchor clamps (14) in test box (3), a plurality of anchor clamps (15) have been seted up to the internal surface of anchor clamps (14), and the both ends of anchor clamps (14) all rotate and be connected with actuating lever (16), the one end fixedly connected with that anchor clamps (14) were kept away from in actuating lever (16) has swivel cap (17), and the outer fixed surface of actuating lever (16) is connected with driving gear (18), one side meshing of driving gear (18) is connected with first driven gear, and the other side of the driving gear (18) is engaged and connected with a second driven gear (20), one side of the first driven gear (19) close to the clamp (14) and one side of the second driven gear (20) close to the clamp (14) are fixedly connected with an external threaded column (21), the position of the outer surface of the external threaded column (21) close to the clamp (14) is fixedly connected with a limiting disc (22), the outer surface of the external threaded column (21) is positioned in a clamping hole (15) and is in threaded connection with a clamping plate (23), one side of the clamping plate (23) far away from the limiting disc (22) and one side of the clamping hole (15) far away from the limiting disc (22) are respectively provided with a rubber pad (24), a plurality of spray heads (27) are fixedly arranged on the inner surface of a top plate of the test box (3), a recovery opening (28) is formed in the lower end of the inner surface of a rear plate of the test box (3), a water pump (29) is fixedly, be equipped with between the water inlet of recovery mouth (28) and water pump (29) recovery tube (30), the upper end of the delivery port of water pump (29) is equipped with output tube (31), the upper end of output tube (31) is equipped with connector (32), the upper end of connector (32) is equipped with a plurality of flow distribution head (33), and is a plurality of flow distribution head (33) and a plurality of all be equipped with water service pipe (34) between shower nozzle (27), the front side lower extreme fixedly connected with baffle (36) of test box (3), and the front side upper end hinge of test box (3) has two doors (35), two the front side of door (35) all is equipped with knob (25).
2. The waterproof test device for the instrument and meter is characterized in that the driving gear (10) is meshed with the transmission gear (8).
3. The waterproof test device for the instrument and meter according to claim 1, wherein the drive rod (16) is in a T-shaped structure.
4. The waterproof testing device for the instruments and meters is characterized in that the external threaded column (21) is rotatably connected with the clamp (14), a rotating groove matched with the external threaded column (21) is formed in the position, close to the external threaded column (21), of the inner surface of the clamp (14), and the limiting disc (22) is located in the rotating groove.
5. The waterproof test device for the instruments and meters is characterized in that the two doors (35) are fixedly connected through bolts, and the recovery pipe (30), the output pipe (31) and the connector (32) are fixedly connected with the test box (3).
6. The waterproof testing device for the instrument and meter is characterized in that a second limiting plate (26) is fixedly connected between the supporting rods (2) and below the first limiting plate (4), the inner surface of the second limiting plate (26) is rotatably connected with the rotating shaft (6), and the second limiting plate (26) is located above the testing box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023051338.XU CN213688807U (en) | 2020-12-17 | 2020-12-17 | Waterproof testing arrangement for instrument and meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023051338.XU CN213688807U (en) | 2020-12-17 | 2020-12-17 | Waterproof testing arrangement for instrument and meter |
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| Publication Number | Publication Date |
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| CN213688807U true CN213688807U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023051338.XU Active CN213688807U (en) | 2020-12-17 | 2020-12-17 | Waterproof testing arrangement for instrument and meter |
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| CN (1) | CN213688807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116256113A (en) * | 2023-05-15 | 2023-06-13 | 山东陀螺电子科技股份有限公司 | Instrument waterproof detection device |
| CN117517085A (en) * | 2024-01-05 | 2024-02-06 | 深圳市光速时代科技有限公司 | Waterproof withstand voltage testing arrangement of intelligence wrist-watch |
-
2020
- 2020-12-17 CN CN202023051338.XU patent/CN213688807U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116256113A (en) * | 2023-05-15 | 2023-06-13 | 山东陀螺电子科技股份有限公司 | Instrument waterproof detection device |
| CN116256113B (en) * | 2023-05-15 | 2023-08-11 | 山东陀螺电子科技股份有限公司 | Instrument waterproof detection device |
| CN117517085A (en) * | 2024-01-05 | 2024-02-06 | 深圳市光速时代科技有限公司 | Waterproof withstand voltage testing arrangement of intelligence wrist-watch |
| CN117517085B (en) * | 2024-01-05 | 2024-03-15 | 深圳市光速时代科技有限公司 | Waterproof withstand voltage testing arrangement of intelligence wrist-watch |
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