CN217819108U - Automatic test and inspection system for temperature sensing sensor - Google Patents
Automatic test and inspection system for temperature sensing sensor Download PDFInfo
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- CN217819108U CN217819108U CN202220011693.4U CN202220011693U CN217819108U CN 217819108 U CN217819108 U CN 217819108U CN 202220011693 U CN202220011693 U CN 202220011693U CN 217819108 U CN217819108 U CN 217819108U
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- 238000007689 inspection Methods 0.000 title claims abstract description 14
- 238000012360 testing method Methods 0.000 title claims abstract description 13
- 239000000919 ceramic Substances 0.000 claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 238000013459 approach Methods 0.000 claims abstract description 4
- 230000001737 promoting effect Effects 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 15
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000035945 sensitivity Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to a fire control facility and fire control dimension protect and detect technical field, especially relate to a temperature sensor automatic test checkout system. The inspection system contains the inspection part that can approach and keep away from temperature sensor (1), and this inspection part contains push-and-pull reset formula electro-magnet (L1), and this push-and-pull reset formula electro-magnet stretches out and has promoted axle (2), has arranged ceramic heating part (3) on promoting axle (2), and this ceramic heating part (3) can controlled the temperature sensor (1) that is close of intermittent type nature. The shell (4) of the push-pull reset type electromagnet is fixed on the top wall (6). Has the advantages that: can generate high temperature automatically and regularly, and the temperature sensor can complete the function self-check. Therefore, the manual temperature sensing alarm detection of the temperature sensing sensor in the fire protection maintenance is reduced, the workload of maintenance personnel is reduced, and the maintenance cost is reduced.
Description
Technical Field
The utility model relates to a fire control facility and fire control dimension protect and detect technical field, especially relate to a temperature sensor automatic test checkout system.
Background
The temperature-sensing sensor is an indispensable fire early warning sensing alarm unit in the fire protection industry, and when a fire disaster occurs in a building, heat generated by combustion is detected by the temperature-sensing sensor, and then an alarm signal can be sent out, so that related personnel can take measures of fire extinguishing or escape in time. The temperature sensor only can trigger alarm when reaching a certain threshold value when detecting high temperature, and when no fire occurs, a maintainer is required to regularly carry out temperature sensing alarm detection on the temperature sensor, and whether the function of the temperature sensor is normal is verified through high temperature during fire simulation so as to ensure that the temperature sensor can normally work when a fire occurs. But on the one hand, the workload of fire protection maintenance personnel is increased, and on the other hand, the investment of manpower and material resources for fire protection maintenance is also increased.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is that: in order to provide an automatic testing and inspecting system for a temperature-sensing sensor with better effect, the specific purpose is to see a plurality of substantial technical effects of the specific implementation part.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a temperature sensor automatic testing checking system, its characterized in that, checking system contain can be close and keep away from the inspection part of temperature sensor 1, and this inspection part contains push-and-pull reset formula electro-magnet L1, and this push-and-pull reset formula electro-magnet stretches out and has promoted axle 2, has arranged ceramic heating part 3 on promoting axle 2, and this ceramic heating part 3 can intermittent type nature controlled approach temperature sensor 1.
The utility model discloses a further technical scheme lies in, and push-and-pull reset formula electro-magnet's shell 4 is fixed on roof 6.
The utility model has the further technical proposal that the push-pull reset type electromagnet L1 comprises a control circuit, the control circuit comprises a power supply part, the power supply part is connected with a MOS tube Q1 for controlling the on-off of the power supply, a resistor R1 and a capacitor C2 are connected in parallel between the power supply part and the MOS tube Q1 for controlling the on-off of the power supply, and the MOS tube Q1 for controlling the on-off of the power supply is connected with a resistor R2 and then connected with a low-voltage level control MOS tube Q2;
a capacitor (C1) for absorbing electric energy released by the electromagnet after power failure is connected in parallel with a diode D1 and then connected with a MOS (metal oxide semiconductor) tube Q1 for controlling the on-off of a power supply; the capacitor (C1) and the diode D1 which absorb the electric energy released by the electromagnet in the power failure are grounded;
the push-pull reset type electromagnet L1 extends out of a circuit and is grounded.
The utility model discloses a further technical scheme lies in, the potsherd R3 of ceramic heating part is a ceramic resistor, and this ceramic resistor pastes on the promotion axle 2 that the push-and-pull formula electro-magnet that resets stretches out.
The utility model has the further technical proposal that the ceramic wafer R3 of the ceramic heating part is connected with the MOS tube two Q3 for controlling the on-off of the power supply and then is connected with the system power supply, a resistor three R4 and a capacitor two C3 are connected in parallel between the system power supply VCC and the MOS tube two Q3 for controlling the on-off of the power supply, and the MOS tube two Q3 for controlling the on-off of the power supply is connected with a resistor four R5 and then is connected with a MOS tube two Q4 for controlling the low voltage level; the ceramic plate R3 of the ceramic heating part extends out of the circuit and is grounded.
Adopt above technical scheme the utility model discloses, for prior art have following beneficial effect: can automatically generate high temperature at regular time, and the temperature sensor can complete function self-checking. Therefore, the manual temperature sensing alarm detection of the temperature sensing sensor in the fire protection maintenance is reduced, the workload of maintenance personnel is reduced, and the maintenance cost is reduced.
Drawings
For further explanation of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of a portion of the structure of FIG. 1;
fig. 2 is a schematic view of the overall installation of the utility model;
fig. 3 is a schematic view of the installation position of the utility model;
FIG. 4 is a control circuit of the pushing section of the present invention;
FIG. 5 is a control circuit of the ceramic heating section;
wherein: 1. a temperature-sensitive sensor; 2. pushing the shaft; 3. a ceramic heating section; 4. a shell of a push-pull reset type electromagnet; 5. a fixed structure; 6. a top wall; q1: the MOS tube I controls the on-off of the power supply; q3: a second MOS transistor for controlling the on-off of the power supply; q2: controlling a first MOS transistor by using a low voltage level;
q4: controlling a second MOS tube by using a low voltage level; l1: a push-pull reset type electromagnet; r3: a ceramic sheet for ceramic heating section; c1: a capacitor for absorbing the electric energy released by the electromagnet when the electromagnet is powered off; d1: a diode; r1: a first resistor; r2: a second resistor; r4: a third resistor; r5: a fourth resistor; c2: a first capacitor; c3: a second capacitor; VCC: a system power supply; POWER _ EN1: a control signal for controlling the on-off of the Q1 power supply; POWER _ EN2: and a control signal for controlling the on-off of the Q3 power supply.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other. The fixing means, which is not described herein, may be any one of screw fixing, bolt fixing, or glue bonding.
The first embodiment is as follows: combining fig. 1 with fig. 2 and fig. 3; the utility model provides a temperature sensor automatic testing checking system, its characterized in that, checking system contain can be close and keep away from the inspection part of temperature sensor 1, and this inspection part contains push-and-pull reset formula electro-magnet L1, and this push-and-pull reset formula electro-magnet stretches out and has promoted axle 2, has arranged ceramic heating part 3 on promoting axle 2, and this ceramic heating part 3 can intermittent type nature controlled approach temperature sensor 1. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions:
the system works in the temperature sensing sensor, when the constant-temperature ceramic chip moves to the lower part of the temperature sensing sensor, the constant-temperature ceramic chip is close to the temperature sensing sensor, and the released heat is easily detected. And further determines the sensitivity and the operability of the temperature sensor 1. The mobile control can be manually controlled by a switch, and can also adopt a timer to carry out timing control, namely, the timing inspection is realized.
An electromagnet is arranged in the temperature sensing sensor, a constant-temperature heating ceramic piece is fixed at one end of the electromagnet, and the heating temperature of the heating ceramic piece is selected according to an alarm threshold value of the temperature sensing sensor. The heating temperature is selected to be higher than the alarm threshold value of the temperature sensor, and the constant-temperature heating ceramic sheet can effectively trigger alarm. When the temperature sensing self-checking device needs self-checking, the electromagnet is electrified, the metal rod in the middle of the electromagnet displaces, the constant-temperature heating ceramic piece fixed on the metal rod in the middle of the electromagnet moves to the position under the temperature sensing sensor, meanwhile, the constant-temperature heating ceramic piece is electrified, the ceramic piece heats, meanwhile, hot air is driven to move upwards, the temperature sensing sensor is triggered to alarm a threshold value more easily, and therefore the temperature sensing self-checking is completed. When the temperature rises to reach the alarm threshold value of the triggering temperature-sensing sensor, the constant-temperature ceramic piece is stopped to be electrified, the electromagnet is stopped to be electrified, and the constant-temperature ceramic piece automatically resets to the original hidden position along with the electromagnet, so that firstly, dust is prevented from falling onto the constant-temperature ceramic piece, and secondly, a detection window of the temperature-sensing detector is made free. The temperature-sensing detector can set a self-checking time interval for simulating a time interval during maintenance.
Example two: as a further development, either in parallel or alternatively independently, the housing 4 of the push-pull reset electromagnet is fixed to the top wall 6. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: this embodiment provides a specific fixing manner and structure, and similar fixing manners and structures are all within the protection scope of the patent.
Example three: as a further improved scheme or a parallel scheme or a selectable independent scheme, the push-pull reset type electromagnet L1 comprises a control circuit, the control circuit comprises a power supply part, the power supply part is connected with a first MOS transistor Q1 for controlling the on-off of the power supply, a first resistor R1 and a first capacitor C2 are connected in parallel between the power supply part and the first MOS transistor Q1 for controlling the on-off of the power supply, and the first MOS transistor Q1 for controlling the on-off of the power supply is connected with a second resistor R2 and then is connected with a first MOS transistor Q2 for controlling the on-off of the power supply by using a low voltage level;
a capacitor (C1) for absorbing electric energy released by the electromagnet in power failure is connected with a diode D1 in parallel and then is connected with an MOS (metal oxide semiconductor) tube Q1 for controlling the on-off of a power supply; the capacitor (C1) and the diode D1 which absorb the electric energy released by the electromagnet after power failure are grounded;
the push-pull reset type electromagnet L1 extends out of a circuit and is grounded. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: this embodiment refers to fig. 4;
this embodiment is described in combination with the next embodiment, i.e., embodiment four.
Example four: as a further improved scheme or a parallel scheme or a selectable independent scheme, a ceramic wafer R3 of the ceramic heating part is connected with a second MOS tube Q3 for controlling the on-off of a power supply and then is connected with a system power supply, a third resistor R4 and a second capacitor C3 are connected in parallel between a system power supply VCC and the second MOS tube Q3 for controlling the on-off of the power supply, and the second MOS tube Q3 for controlling the on-off of the power supply is connected with a fourth resistor R5 and then is connected with a second MOS tube Q4 controlled by a low voltage level; the ceramic plate R3 of the ceramic heating part extends out of the circuit and is grounded.
The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: in the figure, a ceramic plate R3 of the ceramic heating part is fixed at the end part of the push-pull reset type electromagnet. The ceramic plate is usually arranged at a position which cannot be detected by the temperature sensor by the electromagnet.
In the figure, a first MOS tube Q1 for controlling the POWER on-off and a second MOS tube Q3 for controlling the POWER on-off are pulled up to a system POWER VCC through a first resistor R1 and a second resistor R4, at ordinary times, POWER _ EN1 and POWER _ EN2 are low level signals, the first MOS tube Q2 is controlled by low voltage level, the second MOS tube Q4 is controlled by low voltage level to be switched off, the first MOS tube Q1 for controlling the POWER on-off and the second MOS tube Q3 for controlling the POWER on-off are at high level at ordinary times, the first MOS tube Q1 for controlling the POWER on-off and the second MOS tube Q3 for controlling the POWER on-off are switched off, and no voltage is output.
When the temperature sensor self-check is needed, the signals of POWER _ EN1 and POWER _ EN2 in the system control chart are set high, the pins 2 and 3 of the MOS tube I Q2 and the MOS tube II Q4 are controlled to be switched on by low voltage level, the gate circuits of the MOS tube I Q1 and the MOS tube II Q3 are set low through the resistor II R2 and the resistor IV R5, the MOS tube I Q1 and the MOS tube II Q3 are switched on, and the push-pull reset type electromagnet L1 and the ceramic wafer R3 of the ceramic heating part are switched on. After the push-pull reset type electromagnet L1 is electrified, the pull rod is pushed towards the end direction, so that the ceramic plate R3 of the ceramic heating part fixed on the pull rod is arranged below the temperature sensor. The ceramic wafer R3 of the ceramic heating part is quickly heated after being electrified, and after the released heat is detected by the temperature sensor, an alarm signal is sent out to complete the function self-checking of the temperature sensor. When an alarm signal is sent out, the system sets the signals of a control signal POWER _ EN1 for controlling the on-off of a POWER supply Q1 and a control signal POWER _ EN2 for controlling the on-off of a POWER supply Q3 to be low, and turns off a MOS tube Q1 for controlling the on-off of the POWER supply and a MOS tube Q3 for controlling the on-off of the POWER supply, so that the POWER of a push-pull reset type electromagnet L1 and a ceramic wafer R3 of a ceramic heating part is cut off, the constant-temperature ceramic wafer is reset along with an electromagnet pull rod, and a detection window of the temperature-sensing sensor is made.
In general terms:
the utility model discloses can make temperature sensor automatic test, carry out temperature sensing function self-checking, reduce the artifical work of verifying of fire control dimension guarantor personnel. When the temperature sensor is maintained manually, the temperature sensor is not required to be tested and checked by manually simulating high temperature generated by fire. The relevant manpower and material resources input of artifical simulation high temperature when having reduced temperature sensor dimension at ordinary times, the utility model discloses can be at the inside automatic high temperature that produces of temperature sensor to can set for the time interval that produces the high temperature. The utility model discloses can be used to replace artifical regular maintenance time manual simulation to produce high temperature.
Example five: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the ceramic sheet R3 of the ceramic heating part is a ceramic resistor which is adhered to the pushing shaft 2 extending out of the push-pull reset type electromagnet. The technical scheme of the invention has the following substantial technical effects and the realization process, namely the basic functions: similar fastening means are within the scope of protection of the patent.
It should be noted that the solutions provided in this patent include their own basic solutions, which are independent of each other and not restricted to each other, but they may be combined with each other without conflict, so as to achieve a plurality of effects.
The electrical components in the document are all electrically connected with an external main controller and 220V mains supply, and the main controller can be a conventional known device controlled by a computer and the like.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims.
Claims (5)
1. The utility model provides a temperature sensor automatic testing checking system, its characterized in that, checking system contain can approach and keep away from the inspection part of temperature sensor (1), and this inspection part contains push-and-pull reset formula electro-magnet (L1), and this push-and-pull reset formula electro-magnet stretches out and has promoted axle (2), has arranged ceramic heating part (3) on promoting axle (2), and this ceramic heating part (3) can intermittent type nature controlled being close to temperature sensor (1).
2. The automatic test and inspection system of a temperature-sensitive sensor according to claim 1, characterized in that the housing (4) of the push-pull reset electromagnet is fixed to the top wall (6).
3. The automatic testing and checking system of the temperature sensor according to claim 1, wherein the push-pull reset type electromagnet (L1) comprises a control circuit, the control circuit comprises a power supply part, the power supply part is connected with a first MOS transistor (Q1) for controlling the on-off of the power supply, a first resistor (R1) and a first capacitor (C2) are connected in parallel between the power supply part and the first MOS transistor (Q1) for controlling the on-off of the power supply, and the first MOS transistor (Q1) for controlling the on-off of the power supply is connected with a second resistor (R2) and then connected with a first MOS transistor (Q2) for controlling the on-off of the power supply by using a low voltage level;
a capacitor (C1) for absorbing electric energy released by the electromagnet in power failure is connected with a diode (D1) in parallel and then is connected with a MOS (metal oxide semiconductor) tube I (Q1) for controlling the on-off of a power supply; the capacitor (C1) and the diode (D1) which absorb the electric energy released by the electromagnet in the power-off state are grounded;
the push-pull reset type electromagnet (L1) extends out of a circuit and is grounded.
4. The automatic test and inspection system for temperature-sensing sensors according to claim 1, wherein the ceramic plate (R3) of the ceramic heating portion is a ceramic resistor which is adhered to the pushing shaft (2) from which the push-pull reset type electromagnet extends.
5. The automatic testing and inspecting system of the temperature sensing sensor according to claim 4, wherein the ceramic plate (R3) of the ceramic heating portion is connected to the system power supply after being connected to the MOS transistor two (Q3) for controlling the on-off of the power supply, a resistor three (R4) and a capacitor two (C3) are connected in parallel between the system power supply (VCC) and the MOS transistor two (Q3) for controlling the on-off of the power supply, and the MOS transistor two (Q3) for controlling the on-off of the power supply is connected to the resistor four (R5) and then is connected to the MOS transistor two (Q4) for controlling the on-off of the power supply by using a low voltage level; the ceramic plate (R3) of the ceramic heating part also extends out of the circuit and is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220011693.4U CN217819108U (en) | 2022-01-05 | 2022-01-05 | Automatic test and inspection system for temperature sensing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220011693.4U CN217819108U (en) | 2022-01-05 | 2022-01-05 | Automatic test and inspection system for temperature sensing sensor |
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| Publication Number | Publication Date |
|---|---|
| CN217819108U true CN217819108U (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220011693.4U Active CN217819108U (en) | 2022-01-05 | 2022-01-05 | Automatic test and inspection system for temperature sensing sensor |
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| CN (1) | CN217819108U (en) |
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- 2022-01-05 CN CN202220011693.4U patent/CN217819108U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An Automatic Testing and Inspection System for Temperature Sensors Effective date of registration: 20230329 Granted publication date: 20221115 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Runfeng sub branch Pledgor: Shandong shanxiao Intelligent Security Technology Co.,Ltd. Registration number: Y2023980036435 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20221115 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Runfeng sub branch Pledgor: Shandong shanxiao Intelligent Security Technology Co.,Ltd. Registration number: Y2023980036435 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An automatic testing and inspection system for temperature sensors Granted publication date: 20221115 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Runfeng sub branch Pledgor: Shandong shanxiao Intelligent Security Technology Co.,Ltd. Registration number: Y2024980011449 |