CN216669067U - Timing judgment test bed device for sensor verification - Google Patents
Timing judgment test bed device for sensor verification Download PDFInfo
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- CN216669067U CN216669067U CN202123111228.2U CN202123111228U CN216669067U CN 216669067 U CN216669067 U CN 216669067U CN 202123111228 U CN202123111228 U CN 202123111228U CN 216669067 U CN216669067 U CN 216669067U
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Abstract
The utility model provides a timing judgment test bed device for sensor verification, which comprises a mechanical arm I, a mechanical arm II, an oil groove, a heating incubator and a control cabinet, wherein the mechanical arm I, the mechanical arm II, the oil groove, the heating incubator and the control cabinet are arranged on a workbench; the first mechanical arm comprises a first main rod, a first auxiliary rod, a fixing structure, a travel switch fixing frame, a travel switch and a sensor fixing frame, the first main rod is fixed on the first base, and the first auxiliary rod is installed at the upper end of the first main rod through the fixing structure; when the motor drives the first auxiliary rod to rotate and touch the travel switch, the temperature sensor to be measured on the first auxiliary rod just enters the liquid level of the oil groove; the second mechanical arm comprises a second main rod, a second auxiliary rod, an adjusting nut, a photoelectric switch, a sensor traction rope, a glass tube fixing frame and a glass tube; the motor, the travel switch, the photoelectric switch and the temperature sensor to be measured are all electrically connected with the control cabinet. The utility model solves the problem of the instant time judgment of the temperature sensor entering the specified experimental condition.
Description
Technical Field
The utility model belongs to the technical field of test beds, and particularly relates to a timing judgment test bed device for sensor verification.
Background
The fire alarm system is related to safety and first-class matters of timely rescue after fire, generally comprises a sensing module, a linkage module, an execution module, an alarm module and the like, the safety and the reliability of the system are directly influenced by the performance indexes of all modules in the fire alarm system, and a temperature sensor serving as an important component in the sensing module of the fire alarm system is an initial link of sensing the fire by the system, so that the verification of the sensitivity of the temperature sensor is very necessary.
In some military or civil temperature sensor sensitivity verification experiments, sensitivity verification of a temperature sensor from room temperature to a specified temperature condition is involved. For example, the temperature sensor is transferred from the room temperature air environment of not higher than 60 ℃ to the air environment with the temperature of 200 ℃, and the instantaneous output voltage in 1S is not less than 22 mV; the experimental conditions for verification generally comprise an oil groove, a heating incubator, flame wrapping and the like, but the instant time judgment of putting the temperature sensor into the specified experimental conditions is a difficult problem, relevant data at home and abroad are searched, and no action time judgment equipment for the temperature sensor to enter the specific temperature condition is found.
Disclosure of Invention
In view of this, the utility model aims to provide a timing judgment mechanical arm for sensor verification, wherein two mechanical arms are matched with an external control cabinet, and the timing judgment that a temperature sensor enters a specified temperature condition is achieved by acquiring output signals of a travel switch and a photoelectric switch; the problem of the instant time judgment of the temperature sensor entering the specified experimental condition is solved.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a timing judgment test bed device for sensor verification comprises a mechanical arm I, a mechanical arm II, an oil groove, a heating incubator and a control cabinet, wherein the mechanical arm I, the mechanical arm II, the oil groove, the heating incubator and the control cabinet are arranged on a workbench;
the first mechanical arm comprises a first main rod, a first auxiliary rod, a fixing structure, a travel switch fixing frame, a travel switch and a sensor fixing frame, the first main rod is fixed on a first base, the first auxiliary rod is installed at the upper end of the first main rod through the fixing structure, a motor is arranged in the fixing structure, an output shaft of the motor is connected with the first auxiliary rod, and the output shaft of the motor drives the first auxiliary rod to rotate when rotating; the sensor fixing frame is fixed at the foremost end of the first auxiliary rod, and a temperature sensor to be measured is installed at the foremost end of the sensor fixing frame; one end of the travel switch fixing frame is sleeved on the first main rod, the travel switch fixing frame is arranged below the first auxiliary rod, a travel switch is arranged at the other end of the travel switch fixing frame, and the oil groove is arranged below the sensor fixing frame; when the motor drives the first auxiliary rod to rotate and touch the travel switch, the temperature sensor to be measured on the first auxiliary rod just enters the liquid level of the oil groove;
arm two includes second mobile jib, the vice pole of second, adjusting nut, photoelectric switch, sensor and pulls rope, glass pipe mount and glass pipe, the second mobile jib fix on the second base, the vice pole of second pass through adjusting nut and install on the second mobile jib, the sensor pulls the one end of rope and passes through sensor fixation nut to be fixed the foremost of the vice pole of second, the temperature sensor that awaits measuring is connected to the other end that the rope was pulled to the sensor, a pot head of glass pipe mount establish on the second mobile jib, glass pipe mount is located the below of the vice pole of second, the glass pipe install the other end at the glass pipe mount, the lower extreme of glass pipe just to the opening that is used for through the temperature sensor that awaits measuring of heating incubator, photoelectric switch install the upper surface at the heating incubator, and set up in the heating incubator be used for through the open-ended one side of the temperature sensor that awaits measuring, when the glass tube is not in operation, the sensor traction rope is wound on the second auxiliary rod, so that the temperature sensor to be measured is suspended in the glass tube; when the device works, the sensor traction rope is released, and the temperature sensor to be measured enters the heating incubator from the lower end of the glass tube;
the motor, the travel switch, the photoelectric switch and the temperature sensor to be measured are all electrically connected with the control cabinet.
Further, be equipped with mount fixed slot and sensor fixed slot on the sensor mount, the temperature sensor that awaits measuring installs on the sensor fixed slot, through mount fixed slot and the foremost fixed connection of first auxiliary rod.
Furthermore, be equipped with travel switch fixed slot and the solid fixed ring of first support on the travel switch mount, travel switch installs on the travel switch fixed slot, the solid fixed ring cover of first support is established on first mobile jib and is fixed through the nut.
Further, be equipped with the solid fixed ring of second support and the annular on the glass pipe mount and detain the fixed slot, the annular is detained and is installed the annular on the fixed slot and detain, the glass pipe is installed in the annular is detained, the solid fixed ring cover of second support is established on the second mobile jib and is fixed through the nut.
Furthermore, the sensor fixing frame is of an L-shaped structure, a sensor fixing groove is formed in the long edge, and a fixing frame fixing groove is formed in the short edge.
Furthermore, the travel switch fixing frame is of an L-shaped structure, a travel switch fixing groove is formed in the short edge, and a first support fixing ring is arranged at one end of the long edge.
Furthermore, the glass tube fixing frame is of an L-shaped structure, an annular buckle fixing groove is formed in the short edge, and a second support fixing ring is arranged at one end of the long edge.
Further, fixed knot constructs including the fixing base, the motor is installed in the fixing base, and the output shaft of motor wears out the fixing base and is connected with first auxiliary rod, installation pole on the fixing base passes first auxiliary rod, cooperation nut locking location on the installation pole.
Furthermore, a long hole is formed in the second main rod, one end of the second auxiliary rod penetrates through the long hole of the second main rod, and the adjusting nut penetrates through correspondingly arranged holes in the second auxiliary rod and the second main rod to achieve connection and positioning of the second auxiliary rod and the second main rod.
Further, the workbench and the heating incubator are both made of metal materials, the first base comprises a first vertical magnetic base and a first magnetic switch, the first magnetic switch is turned on, and the first vertical magnetic base is adsorbed on the upper surface of the heating incubator; the second base comprises a second vertical magnetic base and a second magnetic switch, the second magnetic switch is turned on, and the second vertical magnetic base is adsorbed on the workbench.
Compared with the prior art, the timing judgment mechanical arm for sensor verification has the following advantages:
1. the mechanical arm I is used for verifying the sensitivity of the temperature sensor under the oil groove and flame wrapping experiment conditions, and the mechanical arm II is used for verifying the sensitivity of the temperature sensor under the heating incubator experiment conditions;
2. according to the first mechanical arm, the height of the travel switch and the height of the oil level in the oil groove are adjusted, so that the temperature sensor to be measured just enters the oil groove when the first auxiliary rod reaches the position of the travel switch, the control cabinet judges that the temperature sensor enters the specified temperature environment by detecting the electrical signal of the travel switch, timing starts, the alarm signal or the set time of a fire alarm system is used as a timing stop signal, the action time of the temperature sensor to be measured entering the specified temperature condition can be accurately measured by the method, and the sensitivity of the temperature sensor is measured; the second mechanical arm enables the second mechanical arm and an opening above the heating incubator to be on the same vertical line through adjusting the height of the glass tube, the photoelectric switch is arranged close to the heating incubator, it is guaranteed that infrared light of the photoelectric switch penetrates through the center of a circle projected on the end face of the glass tube, the sensor is pulled to freely fall in the glass tube through a temperature-resistant rope on a sensor fixing nut, when the temperature sensor enters the heating incubator through the photoelectric switch, an external control cabinet judges that the temperature sensor enters an appointed temperature environment through detecting photoelectric signals and starts timing, alarm signals or set time of a fire alarm system are used as timing stop signals, and the action time of the temperature sensor entering the appointed temperature condition can be accurately measured through the method, so that the sensitivity of the temperature sensor is measured.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a timing determination test bed device for sensor verification according to an embodiment of the present invention;
FIG. 2 is a front view of a sensor mount according to an embodiment of the present invention;
FIG. 3 is a top view of a sensor mount;
FIG. 4 is a side view of a sensor mount;
fig. 5 is a front view of a travel switch holder according to an embodiment of the present invention;
FIG. 6 is a top view of the travel switch mount;
FIG. 7 is a side view of the travel switch mount;
FIG. 8 is a front view of a glass tube holder according to an embodiment of the present invention;
FIG. 9 is a plan view of the glass tube holder;
FIG. 10 is a side view of the glass tube holder;
fig. 11 is a schematic view of a fixing structure.
Description of reference numerals:
1. a first magnetic switch; 2. a first vertical magnetic base; 3. a first main bar; 4. a travel switch fixing frame; 5. a fixed structure; 6. a first sub-lever; 7. a sensor mount; 8. a temperature sensor to be measured; 9. a travel switch; 10. an oil sump; 11. a second magnetic switch; 12. a second vertical magnetic base; 13. a second main bar; 14. a glass tube holder; 15. adjusting the nut; 16. a second sub-bar; 17. a sensor tow rope; 18. an annular buckle; 19. a glass tube; 20. a photoelectric switch; 21. heating the incubator; 22. a fixing frame fixing groove; 23. a sensor fixing groove; 24. a travel switch fixing groove; 25. a first bracket fixing ring; 26. a ring-shaped buckle fixing groove; 27. a second stent securing ring; 28. a motor; 29. a control cabinet.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 11, a timing judgment mechanical arm for sensor verification comprises a first mechanical arm, a second mechanical arm, an oil tank 10, a heating incubator 21 and a control cabinet 29 which are arranged on a workbench;
the first mechanical arm comprises a first main rod 3, a first auxiliary rod 6, a fixing structure 5, a travel switch fixing frame 4, a travel switch 9 and a sensor fixing frame 7, the first main rod 3 is fixed on a first base, the first auxiliary rod 6 is installed at the upper end of the first main rod through the fixing structure 5, a motor 28 is arranged in the fixing structure 5, an output shaft of the motor 28 is connected with the first auxiliary rod 6, and the output shaft of the motor 28 drives the first auxiliary rod 6 to rotate when rotating; the sensor fixing frame 7 is fixed at the foremost end of the first auxiliary rod 6, and a temperature sensor 8 to be measured is installed at the foremost end of the sensor fixing frame 7; one end of the travel switch fixing frame 4 is sleeved on the first main rod 3, the travel switch fixing frame 4 is arranged below the first auxiliary rod 6, a travel switch 9 is arranged at the other end of the travel switch fixing frame 4, and the oil groove 10 is arranged below the sensor fixing frame 7; by adjusting the height of the travel switch fixing frame 4 and the height of the liquid level in the oil groove 10, when the first auxiliary rod 6 rotates to touch the travel switch 9, the temperature sensor 8 to be measured on the first auxiliary rod 6 just enters the oil groove 10; namely, the height of the travel switch fixing frame 4 and the height of the liquid level in the oil tank 10 meet the condition that when the motor drives the first auxiliary rod 6 to rotate and touch the travel switch 9, the temperature sensor 8 to be measured on the first auxiliary rod 6 just enters the liquid level in the oil tank 10;
the second mechanical arm comprises a second main rod 13, a second auxiliary rod 16, an adjusting nut 15, a photoelectric switch 20, a sensor traction rope 17, a glass tube fixing frame 14 and a glass tube 19, the second main rod 13 is fixed on a second base, the second auxiliary rod 16 is installed on the second main rod 13 through the adjusting nut 15, one end of the sensor traction rope 17 is fixed at the foremost end of the second auxiliary rod 16 through the sensor fixing nut, the other end of the sensor traction rope 17 is connected with a temperature sensor 8 to be detected, one end of the glass tube fixing frame 14 is sleeved on the second main rod 13, the glass tube fixing frame 14 is located below the second auxiliary rod 16, the glass tube 19 is installed at the other end of the glass tube fixing frame 14, the lower end of the glass tube 19 is just opposite to an opening of the heating incubator 21 for passing through the temperature sensor 8 to be detected, the photoelectric switch 20 is installed on the upper surface of the heating incubator 21, and is arranged at one side of the opening of the heating incubator 21 for passing through the temperature sensor 8 to be measured, when not in operation, the sensor traction rope 17 is wound on the second auxiliary rod 16, so that the temperature sensor 8 to be measured is suspended in the glass tube 19; when the device works, the sensor traction rope 17 is released, and the temperature sensor 8 to be measured enters the heating incubator 21 from the lower end of the glass tube 19; the motor 28, the travel switch 9, the photoelectric switch 20 and the temperature sensor 8 to be measured are all electrically connected with the control cabinet 29; the control cabinet 29 is used for controlling the start and stop of the motor 28, the rotation angle of the motor is controlled through the external control cabinet 29, the first auxiliary rod is driven to move, signals of the travel switch 9 and the photoelectric switch 20 are received, signals of the temperature sensor 8 to be detected are received, and a fire alarm system alarm and/or a timer are arranged in the control cabinet.
The sensor fixing frame 7 is provided with a fixing frame fixing groove 22 and a sensor fixing groove 23, the temperature sensor 8 to be measured is installed on the sensor fixing groove 23 and is fixedly connected with the foremost end of the first auxiliary rod 6 through the fixing frame fixing groove 22. The sensor fixing frame 7 is of an L-shaped structure, a sensor fixing groove 23 is formed in the long edge, and a fixing frame fixing groove 22 is formed in the short edge.
The travel switch fixing frame 4 is provided with a travel switch fixing groove 24 and a first support fixing ring 25, the travel switch 9 is installed on the travel switch fixing groove 24, and the first support fixing ring 25 is sleeved on the first main rod 3 and fixed through a nut. The travel switch fixing frame 4 is of an L-shaped structure, a travel switch fixing groove 24 is formed in the short edge, and a first support fixing ring 25 is arranged at one end of the long edge; the height of the travel switch fixing frame on the first main rod is adjusted by adjusting the first support fixing ring 25.
The glass tube fixing frame 14 is provided with a second support fixing ring 27 and an annular buckle fixing groove 26, the annular buckle fixing groove 26 is provided with an annular buckle 18, the glass tube 19 is arranged in the annular buckle 18, and the second support fixing ring 27 is sleeved on the second main rod 13 and fixed through a nut. The glass tube fixing frame 14 is of an L-shaped structure, an annular buckle fixing groove 26 is formed in the short edge of the glass tube fixing frame, and a second support fixing ring 27 is arranged at one end of the long edge of the glass tube fixing frame.
Fixed knot constructs 5 and includes the fixing base, motor 28 installs in the fixing base, and the output shaft of motor 28 wears out the fixing base and is connected with first auxiliary rod 6, installation pole on the fixing base passes first main rod 3, cooperates nut locking location on the installation pole. A long hole is formed in the second main rod 13, one end of the second auxiliary rod 16 penetrates through the long hole of the second main rod 13, and the adjusting nut 15 penetrates through the second auxiliary rod 16 and a hole correspondingly formed in the second main rod 13 to realize the connection and positioning of the second auxiliary rod 16 and the second main rod 13; the angle of the second sub-rod 16 is adjusted by adjusting the adjusting nut 15.
The workbench and the heating incubator 21 are made of metal materials, the first base comprises a first vertical magnetic base 2 and a first magnetic switch 1, the first magnetic switch 1 is turned on, and the first vertical magnetic base 2 is adsorbed on the upper surface of the heating incubator 21; the second base comprises a second vertical magnetic base 12 and a second magnetic switch 11, the second magnetic switch 11 is turned on, and the second vertical magnetic base 12 is adsorbed on the workbench. The magnetic switch is marked with positive and negative, and the fixed position of the mechanical arm is adjusted by rotating the magnetic switch. The first vertical magnetic base 2 and the second vertical magnetic base 12 are both magnetic bases.
The glass tube is made of high-temperature-resistant materials, the temperature sensor to be measured freely falls through the glass tube, and the accuracy of the free fall falling point of the sensor is guaranteed.
One specific example is given below: the mechanical arm device performs performance test on a temperature sensor to be tested, the temperature experiment condition is set to be a 300 ℃ oil groove, the requirement is set to transfer the temperature sensor to be tested from a room temperature air environment of not higher than 60 ℃ to an environment of 300 ℃, and the instantaneous output voltage in 1.5S is not less than 60 mV; when the temperature sensor is used, the travel switch, the motor and the temperature sensor to be detected are connected to an external control cabinet, the temperature sensor to be detected is fixed on a sensor fixing frame, the height of the liquid level in the travel switch fixing frame 4 and the oil groove is adjusted, so that the temperature sensor to be detected just enters the oil groove when the first auxiliary rod reaches the travel switch, in an experiment, the motor is controlled by the external control cabinet to drive the first auxiliary rod to rotate anticlockwise, when the first auxiliary rod reaches the travel switch, the control cabinet receives an electric signal output by the travel switch, the control cabinet starts to time, a display interface displays the voltage change of the temperature sensor within 1.5 seconds in real time, and when the time is counted by 1.5 seconds, a voltage change curve is drawn on the display interface and displays the maximum voltage value output by the temperature sensor within 1.5 seconds, so that the purpose of verifying the sensitivity of the sensor is achieved;
the temperature experiment condition is specified to be 200 ℃ heating incubator, the requirement is set to transfer the temperature sensor from room temperature air environment of not higher than 60 ℃ to air environment of 200 ℃, and the instantaneous output voltage in 1S is not less than 22 mV; when the device is used, the photoelectric switch and the temperature sensor are connected into an external control cabinet, the temperature sensor is fixed on the front end of the second auxiliary rod through a sensor traction rope, and the photoelectric switch is fixed by clinging to the top of the heating incubator, so that an infrared signal passes through the center of a circle projected by the end face of the glass tube; in the experiment, adjust two positions of arm for glass pipe and heating incubator top opening are on same vertical line, do the free falling body with temperature sensor from the glass pipe top through the temperature resistant rope, when temperature sensor passes through photoelectric switch, the photoelectric switch signal of telecommunication is received to the external control cabinet, the switch board begins the timing, and show the voltage variation of temperature sensor in 1 second in real time at the display interface, even 1 second finishes, draw the voltage variation curve at the display interface, and show temperature sensor output maximum voltage value in 1 second, thereby reach the purpose that temperature sensor sensitivity verifies.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A timing determination test bed device for sensor verification is characterized in that: comprises a first mechanical arm, a second mechanical arm, an oil tank (10), a heating incubator (21) and a control cabinet (29) which are arranged on a workbench;
the first mechanical arm comprises a first main rod (3), a first auxiliary rod (6), a fixing structure (5), a travel switch fixing frame (4), a travel switch (9) and a sensor fixing frame (7), the first main rod (3) is fixed on a first base, the first auxiliary rod (6) is installed at the upper end of the first main rod through the fixing structure (5), a motor (28) is arranged in the fixing structure (5), an output shaft of the motor (28) is connected with the first auxiliary rod (6), and the output shaft of the motor (28) drives the first auxiliary rod (6) to rotate when rotating; the sensor fixing frame (7) is fixed at the foremost end of the first auxiliary rod (6), and a temperature sensor (8) to be measured is installed at the foremost end of the sensor fixing frame (7); one end of the travel switch fixing frame (4) is sleeved on the first main rod (3), the travel switch fixing frame (4) is arranged below the first auxiliary rod (6), a travel switch (9) is installed at the other end of the travel switch fixing frame (4), and the oil groove (10) is arranged below the sensor fixing frame (7); when the motor drives the first auxiliary rod (6) to rotate and touch the travel switch (9), the temperature sensor (8) to be measured on the first auxiliary rod (6) just enters the liquid level of the oil groove (10);
the second mechanical arm comprises a second main rod (13), a second auxiliary rod (16), an adjusting nut (15), a photoelectric switch (20), a sensor traction rope (17), a glass tube fixing frame (14) and a glass tube (19), the second main rod (13) is fixed on a second base, the second auxiliary rod (16) is installed on the second main rod (13) through the adjusting nut (15), and the angle of the second auxiliary rod (16) is adjusted through adjusting the adjusting nut (15); one end of a sensor traction rope (17) is fixed to the foremost end of the second auxiliary rod (16) through a sensor fixing nut, the other end of the sensor traction rope (17) is connected with a temperature sensor (8) to be detected, one end of a glass tube fixing frame (14) is sleeved on the second main rod (13), the glass tube fixing frame (14) is located below the second auxiliary rod (16), a glass tube (19) is installed at the other end of the glass tube fixing frame (14), the lower end of the glass tube (19) is just opposite to an opening of the heating incubator (21) for passing through the temperature sensor (8) to be detected, a photoelectric switch (20) is installed on the upper surface of the heating incubator (21) and is arranged on one side of the heating incubator (21) for passing through the opening of the temperature sensor (8) to be detected, when the sensor traction rope (17) is not in operation, the second auxiliary rod (16) is wound on the sensor traction rope, suspending a temperature sensor (8) to be measured inside a glass tube (19); when the device works, the sensor traction rope (17) is released, and the temperature sensor (8) to be measured enters the heating incubator (21) from the lower end of the glass tube (19);
the motor (28), the travel switch (9), the photoelectric switch (20) and the temperature sensor (8) to be measured are all electrically connected with the control cabinet (29).
2. A timing decision test stand apparatus for sensor verification as claimed in claim 1, wherein: the sensor fixing frame (7) is provided with a fixing frame fixing groove (22) and a sensor fixing groove (23), the temperature sensor (8) to be measured is installed on the sensor fixing groove (23) and is fixedly connected with the foremost end of the first auxiliary rod (6) through the fixing frame fixing groove (22).
3. A timing decision test stand apparatus for sensor verification as claimed in claim 1, wherein: be equipped with travel switch fixed slot (24) and the solid fixed ring of first support (25) on travel switch mount (4), travel switch (9) are installed on travel switch fixed slot (24), the solid fixed ring of first support (25) cover is established on first mobile jib (3) and is fixed through the nut.
4. A timing decision test stand apparatus for sensor verification as claimed in claim 1, wherein: be equipped with the solid fixed ring of second support (27) and annular on glass pipe mount (14) and detain fixed slot (26), the annular is detained and is installed the annular on fixed slot (26) and detain (18), install in annular knot (18) glass pipe (19), the solid fixed ring of second support (27) cover is established on second mobile jib (13) and is fixed through the nut.
5. A timing decision test stand apparatus for sensor verification as claimed in claim 2, wherein: the sensor fixing frame (7) is of an L-shaped structure, a sensor fixing groove (23) is formed in the long edge, and a fixing frame fixing groove (22) is formed in the short edge.
6. A timing decision test stand apparatus for sensor verification as claimed in claim 3, wherein: the travel switch fixing frame (4) is of an L-shaped structure, a travel switch fixing groove (24) is formed in the short edge, and a first support fixing ring (25) is arranged at one end of the long edge.
7. A timing decision test stand apparatus for sensor verification as claimed in claim 4, wherein: the glass tube fixing frame (14) is of an L-shaped structure, an annular buckle fixing groove (26) is formed in the short edge, and a second support fixing ring (27) is arranged at one end of the long edge.
8. A timing decision test stand apparatus for sensor verification according to any of claims 1-7, wherein: fixed knot constructs (5) including the fixing base, motor (28) are installed in the fixing base, and the output shaft of motor (28) is worn out the fixing base and is connected with first secondary pole (6), installation pole on the fixing base passes first primary pole (3), cooperates nut locking location on the installation pole.
9. A timing decision test stand apparatus for sensor verification as claimed in claim 8, wherein: a long hole is formed in the second main rod (13), one end of the second auxiliary rod (16) penetrates through the long hole of the second main rod (13), and the adjusting nut (15) penetrates through corresponding holes formed in the second auxiliary rod (16) and the second main rod (13) to achieve connection and positioning of the second auxiliary rod (16) and the second main rod (13).
10. A timing decision test stand apparatus for sensor verification as claimed in claim 9, wherein: the workbench and the heating incubator (21) are both made of metal materials, the first base comprises a first vertical magnetic base (2) and a first magnetic switch (1), the first magnetic switch (1) is turned on, and the first vertical magnetic base (2) is adsorbed on the upper surface of the heating incubator (21); the second base comprises a second vertical magnetic base (12) and a second magnetic switch (11), the second magnetic switch (11) is turned on, and the second vertical magnetic base (12) is adsorbed on the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123111228.2U CN216669067U (en) | 2021-12-13 | 2021-12-13 | Timing judgment test bed device for sensor verification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123111228.2U CN216669067U (en) | 2021-12-13 | 2021-12-13 | Timing judgment test bed device for sensor verification |
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| Publication Number | Publication Date |
|---|---|
| CN216669067U true CN216669067U (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123111228.2U Active CN216669067U (en) | 2021-12-13 | 2021-12-13 | Timing judgment test bed device for sensor verification |
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| CN (1) | CN216669067U (en) |
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2021
- 2021-12-13 CN CN202123111228.2U patent/CN216669067U/en active Active
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