CN216717466U - Composite sensor - Google Patents
Composite sensor Download PDFInfo
- Publication number
- CN216717466U CN216717466U CN202220230560.6U CN202220230560U CN216717466U CN 216717466 U CN216717466 U CN 216717466U CN 202220230560 U CN202220230560 U CN 202220230560U CN 216717466 U CN216717466 U CN 216717466U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- composite sensor
- connector
- probe
- sensor according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 23
- 239000000523 sample Substances 0.000 claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 238000012360 testing method Methods 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000003566 sealing material Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000004308 accommodation Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Abstract
The utility model provides a composite sensor, which belongs to the technical field of sensors and comprises the following components: the probe, the protective sleeve, the elastic connecting pipe and the connector are connected in sequence; a vibration component for testing a vibration signal and a temperature sensing element for testing a temperature signal are arranged in the probe; and one end of the cable is electrically connected with the vibration assembly and the temperature sensing element respectively, and the other end of the cable penetrates through the protective sleeve and the elastic connecting pipe to be electrically connected with the connector. The composite sensor provided by the utility model comprises a probe, a protective sleeve, an elastic connecting pipe and a connector which are sequentially connected, wherein a vibration assembly and a temperature sensing element are arranged in the probe, a cable penetrates through the protective sleeve and is respectively connected with the vibration assembly and the temperature sensing element, and the probe extends into a position to be detected, such as a motor, an axle box, a gear box and the like in a subway, so that a vibration signal and a temperature signal at the position to be detected can be detected, and the safe operation of the subway is ensured.
Description
Technical Field
The utility model relates to the technical field of sensors, in particular to a composite sensor.
Background
The motor train unit train has the characteristics of high running speed, high stability, high punctuality rate and the like. Along with the development of the high-speed rail industry, the running speed of the motor train unit train is continuously improved, and the motor train unit train becomes an important vehicle for daily travel of people, so that the safety running of the motor train unit train is guaranteed to be very important.
In the running process of a train, the working conditions are complex and changeable, the influence of different working conditions on the train equipment state is different, and especially the vibration, impact and temperature change of an axle box in the train equipment are particularly important, so that the monitoring of the vibration and temperature of the axle box in the train equipment is an important means for ensuring the safe running of the train.
SUMMERY OF THE UTILITY MODEL
Accordingly, the present invention provides a composite sensor that facilitates simultaneous monitoring of both vibration and temperature signals.
In order to solve the above technical problem, the present invention provides a composite sensor, including:
the probe, the elastic connecting pipe and the connector are connected in sequence;
a vibration component for testing a vibration signal and a temperature sensing element for testing a temperature signal are arranged in the probe;
and one end of the cable is electrically connected with the vibration component and the temperature sensing element respectively, and the other end of the cable penetrates through the elastic connecting pipe to be electrically connected with the connector.
Optionally, the probe includes a connecting cylinder and a base, the connecting cylinder is connected with the elastic connecting pipe through a protective sleeve, an accommodating space is provided in the connecting cylinder, and the vibration assembly is disposed in the accommodating space;
the base is connected with the connecting cylinder, a containing groove is formed in the base, and the temperature sensing element is arranged in the containing groove.
Optionally, an insulating layer is arranged in the accommodating space of the connecting cylinder, a shielding case is arranged on the insulating layer, and the vibration assembly is arranged in the shielding case.
Optionally, a partition plate is arranged in the shielding case, a first circuit board is arranged on the partition plate, and the first circuit board is electrically connected with the vibration assembly;
the top end of the shielding cover is provided with a shielding cover, a second circuit board is arranged on the shielding cover and positioned outside the shielding cover, and the second circuit board is electrically connected with the first circuit board;
the vibration signal is connected to the second circuit board through the first circuit board, the temperature signal is connected to the second circuit board through the signal line, and the cable is electrically connected with the second circuit board.
Optionally, the temperature sensing element is a thermistor.
Optionally, the end of the connecting cylinder is connected with a connecting piece, and the protective sleeve is connected with the connecting cylinder through the connecting piece.
Optionally, a sealing material is filled between the connecting member and the protective sleeve.
Optionally, the base and the connecting cylinder are connected together by welding.
Optionally, a heat-shrinkable sleeve is sleeved at a connection position of the protective sleeve and the elastic connecting pipe.
Optionally, the elastic connecting pipe is sleeved with a label.
The technical scheme of the utility model has the following advantages:
1. the composite sensor provided by the utility model comprises a probe, a protective sleeve, an elastic connecting pipe and a connector which are sequentially connected, wherein a vibration assembly and a temperature sensing element are arranged in the probe, a cable penetrates through the protective sleeve and is respectively connected with the vibration assembly and the temperature sensing element, and the probe extends into a position to be detected, such as a motor, an axle box, a gear box and the like in a subway, so that a vibration signal and a temperature signal at the position to be detected can be detected, and the safe operation of the subway is ensured.
2. The composite sensor provided by the utility model has the advantages that the probe comprises the connecting cylinder and the base, the vibration component is arranged in the connecting cylinder, and the temperature sensing element is arranged in the base and integrated on the probe, so that the probe can simultaneously complete the detection of the vibration signal and the temperature signal of the position to be detected.
3. According to the composite sensor provided by the utility model, the insulation layer is arranged in the accommodating space of the connecting cylinder, the shielding cover is arranged on the insulation layer, the vibration assembly is arranged in the shielding cover, the partition plate is arranged in the shielding cover, the first circuit board is arranged on the partition plate and is electrically connected with the vibration assembly, the shielding cover is further arranged at the top end of the shielding cover, the second circuit board is arranged on the shielding cover and is electrically connected with the first circuit board, and the structure is compact.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a composite sensor provided in an embodiment of the present invention;
fig. 2 is a partial cross-sectional view of a probe portion of a composite sensor provided in an embodiment of the present invention.
Description of reference numerals:
1. a temperature sensing element; 2. a base; 3. an insulating layer; 4. a vibrating assembly; 5. a shield case; 6. a first circuit board; 7. a shield cover; 8. a second circuit board; 9. a connecting cylinder; 10. a connecting member; 11. a sealing material; 12. a cable; 13. a protective sleeve; 14. heat-shrinkable tubing; 15. an elastic connecting pipe; 16. a label; 17. a connector.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Examples
This embodiment provides a concrete implementation mode of composite sensor, as shown in fig. 1 and fig. 2, including the probe that connects gradually, elastic connection pipe 15 and connector 17, be equipped with vibration subassembly 4 and temperature-sensing element 1 in the probe, wear to be equipped with cable 12 in protective sheath 13, cable 12 is connected with vibration subassembly 4 and temperature-sensing element 1 respectively, stretch into the motor to the subway with the probe, the axle box, gear box etc. wait to detect position department, can detect the vibration signal and the temperature signal of waiting to detect position department, guarantee the safe operation of subway.
Specifically, the probe includes connecting cylinder 9 and base 2, is connected through protective sheath 13 between connecting cylinder 9 and the elastic connection pipe 15, has accommodation space in the connecting cylinder 9, and vibration component 4 sets up in accommodation space, has the storage tank on the base 2, and temperature-sensing element 1 sets up in the storage tank, and vibration component 4 and temperature-sensing element 1 are integrated on the probe for the probe can accomplish simultaneously and wait the measuring of the vibration signal and the temperature signal of measuring the position.
Specifically, the connecting cylinder 9 and the base 2 are connected together by welding.
In this embodiment, be equipped with insulating layer 3 in the accommodation space of connecting cylinder 9, be equipped with shield cover 5 on insulating layer 3, vibration subassembly 4 sets up in shield cover 5 to be equipped with the baffle in shield cover 5, be equipped with first circuit board 6 on the baffle, first circuit board 6 is connected with vibration subassembly 4 electricity, and shield cover 5 top still is equipped with shield lid 7, is equipped with second circuit board 8 on shield lid 7, and second circuit board 8 is connected with first circuit board 6 electricity, compact structure. When the device is installed, the vibration component 4 is installed in the shielding cover 5, the vibration component 4 is connected with the first circuit board 6, then the shielding cover 5 and the shielding cover 7 are welded, then the shielding cover 5 is installed on the insulating sheet, and finally the insulating sheet with the shielding cover 5 is installed in the connecting cylinder 9.
Specifically, the vibration signal is connected to the second circuit board 8 through the first circuit board 6, the temperature signal is connected to the second circuit board 8 through a signal line, and an output signal line of the second circuit board 8 is connected to the cable 12 through fusion welding, wherein the second circuit board 8 is provided with an anti-surge interference device, such as a transient suppression diode (TVS), a Gas Discharge Tube (GDT), a Metal Oxide Varistor (MOV) or a semiconductor discharge Tube (TSS), to ensure the stability of the sensor signal.
In this embodiment, a protection medium, such as potting adhesive, is disposed in the connecting cylinder 9, so as to protect the connection between the signal output line and the cable 12, improve the reliability of signal output, and meet the requirement of high insulation and voltage resistance.
In this embodiment, the temperature sensing element 1 is a thermistor, and the thermistor may be a platinum resistor.
In this embodiment, the end of the connecting cylinder 9 is connected with a connecting piece 10, and the protective sleeve 13 is connected with the connecting cylinder 9 through the connecting piece 10. Firstly, the protective sleeve 13 is sleeved on the cable 12, the sealing material 11 such as a silica gel sealing element is sleeved between the protective sleeve 13 and the connecting cylinder 9, and the cable 12 can be fixed by compressing the sealing material through the connecting piece 10, so that good sealing performance is ensured.
In this embodiment, the protective sheath 13 and the elastic connection tube 15 are fixed by a heat shrinkable sleeve 14. The elastic connecting pipe 15 is sleeved with a label 16 which can mark the type of the sensor.
Specifically, the elastic connecting pipe 15 is a corrugated pipe, and other elastic pipes can be used; the connecting cylinder 9 is a sleeve; the protective sleeve 13 is a protective sleeve; the connecting member 10 is a wire-locking bolt, and other screws, bolts, etc. may be used.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the utility model.
Claims (10)
1. A composite sensor, comprising:
the probe, the elastic connecting pipe (15) and the connector (17) are connected in sequence;
a vibration component (4) for testing a vibration signal and a temperature sensing element (1) for testing a temperature signal are arranged in the probe;
and one end of the cable (12) is respectively and electrically connected with the vibration component (4) and the temperature sensing element (1), and the other end of the cable penetrates through the elastic connecting pipe (15) and is electrically connected with the connector (17).
2. The composite sensor according to claim 1, wherein the probe comprises a connecting cylinder (9) and a base (2), the connecting cylinder (9) is connected with the elastic connecting pipe (15) through a protective sleeve (13), a containing space is arranged in the connecting cylinder (9), and the vibration component (4) is arranged in the containing space;
the base (2) is connected with the connecting cylinder (9), a containing groove is formed in the base (2), and the temperature sensing element (1) is arranged in the containing groove.
3. A composite sensor according to claim 2, wherein an insulating layer (3) is provided in the receiving space of the connecting cylinder (9), a shield (5) is provided on the insulating layer (3), and the vibrating assembly (4) is provided in the shield (5).
4. A composite sensor according to claim 3, wherein a partition is arranged in the shield case (5), a first circuit board (6) is arranged on the partition, and the first circuit board (6) is electrically connected with the vibration component (4);
a shielding cover (7) is arranged at the top end of the shielding cover (5), a second circuit board (8) is arranged on the shielding cover (7), the second circuit board (8) is located on the outer side of the shielding cover (5), and the second circuit board (8) is electrically connected with the first circuit board (6);
the vibration signal is connected to the second circuit board (8) through the first circuit board (6), the temperature signal is connected to the second circuit board (8) through a signal line, and the cable (12) is electrically connected with the second circuit board (8).
5. A composite sensor according to claim 2, wherein the temperature-sensitive element (1) is a thermistor.
6. Composite sensor according to claim 2, characterized in that a connector (10) is connected to the end of the connector barrel (9), the protective sleeve (13) being connected to the connector barrel (9) via the connector (10).
7. Composite sensor according to claim 6, characterized in that a sealing material (11) is filled between the connector (10) and the protective sheath (13).
8. A composite sensor according to claim 2, wherein the base (2) and the connector barrel (9) are joined together by welding.
9. A composite sensor according to any of claims 2-8, characterized in that a heat shrink sleeve (14) is provided at the connection of the protective sheath (13) to the elastic connection tube (15).
10. Composite sensor according to one of claims 1 to 8, characterized in that the elastic connection tube (15) is sheathed with a label (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220230560.6U CN216717466U (en) | 2022-01-27 | 2022-01-27 | Composite sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220230560.6U CN216717466U (en) | 2022-01-27 | 2022-01-27 | Composite sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216717466U true CN216717466U (en) | 2022-06-10 |
Family
ID=81873513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220230560.6U Expired - Fee Related CN216717466U (en) | 2022-01-27 | 2022-01-27 | Composite sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216717466U (en) |
-
2022
- 2022-01-27 CN CN202220230560.6U patent/CN216717466U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203824685U (en) | Pressure measuring system with mineral matter insulating cable | |
| US6938478B2 (en) | Impedance level meter for liquids in tanks | |
| CN209841176U (en) | Vibration temperature composite sensor | |
| US20200191647A1 (en) | High-speed train gearbox sensing device | |
| CN105953838A (en) | Anti-high-electromagnetic interference temperature vibration composite sensor for locomotive traction motor bearing online monitoring | |
| CN2691021Y (en) | Optical fiber temperature detection defect early warning composite power cable | |
| CN216717466U (en) | Composite sensor | |
| CN202547821U (en) | Platinum thermal resistance temperature sensor | |
| CN201594018U (en) | Platinum-resistance temperature sensor for alternating-current pulling motor of locomotive | |
| CN213239250U (en) | Water temperature sensor | |
| CN212158869U (en) | Cable temperature measurement on-line monitoring device based on fiber bragg grating | |
| CN201096545Y (en) | Solar water heater temperature- liquid level sensor | |
| CN210293258U (en) | Lightning protection sensor | |
| CN218955952U (en) | Photoelectric integrated temperature monitoring device of hydraulic generator | |
| CN220649797U (en) | Two-wire Pt100 temperature sensor for traction inverter air inlet | |
| CN211552871U (en) | Two-stage protection capacitance type sensor | |
| CN217276318U (en) | Vortex shedding flowmeter probe integrated with temperature detection function and measuring instrument | |
| CN210400633U (en) | NTC thermistor temperature sensor | |
| CN212255546U (en) | Cable joint accessory with built-in double-electrode sensor | |
| CN218239109U (en) | PTC monocrystalline silicon thermistor temperature sensor | |
| CN208872378U (en) | A kind of Generator Status detection device and generator car | |
| CN214251100U (en) | Temperature and pressure integrated sensor | |
| CN215444042U (en) | Underground quartz pressure sensor | |
| CN213422455U (en) | NTC thermistor type temperature sensor for battery temperature measurement | |
| CN216213117U (en) | Flame-proof thermal difference type flow switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220610 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |