CN215261943U - Sensor detection height calibration device - Google Patents
Sensor detection height calibration device Download PDFInfo
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- CN215261943U CN215261943U CN202121013166.9U CN202121013166U CN215261943U CN 215261943 U CN215261943 U CN 215261943U CN 202121013166 U CN202121013166 U CN 202121013166U CN 215261943 U CN215261943 U CN 215261943U
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- telescopic rod
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Abstract
The utility model provides a sensor detects high calibration equipment, this sensor detect high calibration equipment include base, actuating mechanism, connecting rod and tablet. The device is fixed on the cover plate of the crystallizer through the base, is well connected with a cable and is linked with the sensor. The liquid level of co-altitude not is simulated in the lift of tablet, corresponds tablet sensor and acquires different induction signal when each high position, realizes the one-to-one of height value and induction signal, can carry out the check-up to sensor detection height from this. The shaft of the stepping motor is connected with the lead screw through a gear and a transmission shaft, the rotary motion of the motor is converted into the up-and-down motion of the lead screw, and finally the scale support is driven to do lifting motion. The mechanical structure is characterized by also considering manual operation, wherein a manual wheel is connected with a transmission shaft, and the manual operation is easy and labor-saving. The second shell, the third shell and the telescopic rod are nested, so that the screw rod is accommodated in the second shell, the third shell and the telescopic rod, and a certain protection effect is achieved.
Description
Technical Field
The utility model relates to a metallurgical field especially relates to a sensor detects high calibration equipment.
Background
The eddy current sensor has the advantages of high precision, wide range, applicability to severe working conditions and the like, is widely applied to the field of ferrous metallurgy and mainly detects the liquid level of the crystallizer of a bloom and round billet continuous casting machine. In the use, eddy current sensor installs on the crystallizer, the apron of crystallizer, copper pipe etc. may be influential to eddy current sensor's measurement, for reducing external factor to eddy current sensor's influence, before the use or change new eddy current sensor, all scale again, traditional scale method is accomplished by the manual work, the upper and lower position of induction plate on the manual adjustment scale device, it is big to lean on eyes to observe the distance of removal, consequently, there is the scale error, the problem of inefficiency, the method of manual scale has can not satisfy the production rhythm that improves day by day, need a sensor that can promote efficiency to detect high calibration equipment urgently.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a sensor detects high calibration equipment. This sensor detects high verifying attachment includes:
the base is used for being connected with the crystallizer;
the driving mechanism is arranged on the base and comprises a driving motor, a lead screw and a telescopic rod which are sequentially connected, and the driving motor is used for driving the telescopic rod to lift along the lead screw;
the connecting rod is arranged on one side of the driving mechanism, and the upper end of the connecting rod is connected with the telescopic rod;
and the induction plate is arranged at the lower end of the connecting rod.
Preferably, the drive mechanism further comprises a transmission assembly comprising:
a first gear provided on a main shaft of the driving motor;
and the second gear is arranged at the lower end of the screw rod, and the first gear is meshed with the second gear.
Preferably, the drive mechanism further comprises a manual assembly comprising:
a drive shaft; one end of the driving motor is butted with the driving motor;
and the hand wheel is arranged at one end of the transmission shaft, which is far away from the driving motor.
Preferably, the sensor detection height verification device further comprises a housing assembly, the housing assembly comprising:
the first shell is used for mounting the manual assembly and the transmission assembly;
the second shell is arranged at the upper end of the first shell and used for accommodating the lead screw;
the third shell is sleeved on the periphery of the telescopic rod;
the second shell is connected with the nut pair of the lead screw in a sliding mode, and the second shell is located in a gap between the third shell and the telescopic rod.
Preferably, the outside of second casing is provided with the scale, be provided with on the third casing with the viewing aperture that the scale corresponds, wear to be provided with on the slot with the indicator that the scale corresponds.
Preferably, the sensor detection height verification device further comprises a handle member disposed on the first housing.
Preferably, the connecting rod is made of non-metallic materials.
Preferably, the induction plate is a metal plate.
The utility model provides a sensor detects high calibration equipment, this sensor detect high calibration equipment include base, actuating mechanism、Connecting rod and tablet. The device is fixed on the cover plate of the crystallizer through the base and is connected with the cable,and is linked with the sensor. The liquid level of co-altitude not is simulated in the lift of tablet, corresponds tablet sensor and acquires different induction signal when each high position, realizes the one-to-one of height value and induction signal, can carry out the check-up to sensor detection height from this.
The shaft of the stepping motor is connected with the lead screw through a gear and a transmission shaft, the rotary motion of the motor is converted into the up-and-down motion of the lead screw, and finally the scale support is driven to do lifting motion. The mechanical structure is characterized by also considering manual operation, wherein a manual wheel is connected with a transmission shaft, and the manual operation is easy and labor-saving.
In addition, the second shell, the third shell and the telescopic rod are nested, so that the screw rod is contained in the second shell, and a certain protection effect is achieved.
Drawings
Fig. 1 is a schematic structural view of a sensor height checking device according to an embodiment of the present invention;
FIG. 2 is a top view of the sensor height checking apparatus of the embodiment of FIG. 1;
FIG. 3 is a schematic structural diagram of a driving mechanism in the embodiment of FIG. 1;
FIG. 4 is a cross-sectional view of the sensor height verification device of the embodiment of FIG. 1.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a sensor height checking device, which comprises a base 10, a driving mechanism 20, a connecting rod 31 and an induction plate 32.
The base 10 is used for being connected with the crystallizer, has two fixed feet 11 and two activity feet 12, and the crossbeam between fixed foot 11 and the activity foot 12 is fixed lifting unit, because there is the difference in the section size of crystallizer, adjusts activity foot 12 and crossbeam articulated, through the angle of swing activity foot 12, makes it satisfy the size requirement of crystallizer section. In order to ensure the stability of the device, the levelness of the base 10 can be adjusted through the adjusting bolt 13, and the error of the scale data is reduced.
The driving mechanism 20 is arranged on the base 10, and includes a driving motor 21, a lead screw 22 and a telescopic rod 23 which are connected in sequence, a deep hole 23a for accommodating the lead screw is arranged at the lower end of the telescopic rod 23, the lower end of the telescopic rod 23 is connected with a nut pair 22b of the lead screw 22, and the driving motor 21 is used for driving the telescopic rod 23 to lift along the lead screw 22. The control box of the driving motor 21 is used for installing electrical elements, and the control box is mainly composed of a closed-loop stepping driver, a control panel, an operating button and an aviation plug. Before use, the aviation plug is required to be connected with an external cable for connecting a power supply signal and a control signal into the device. The elevation and descent buttons can adjust the height of the sensing plate 32 in a single step, the start button is the start-stop control of the device, and the system status indicator light is used for indicating whether the calibration is successful or not.
In this embodiment, the drive mechanism 20 further includes a transmission assembly including a first gear 24a and a second gear 24 b. A first gear 24a is provided on the main shaft of the drive motor 21; the second gear 24b is arranged at the lower end of the screw rod 22a of the screw rod 22, and the first gear 24a and the second gear 24b are meshed.
In this embodiment, the drive mechanism 20 further comprises a manual assembly including a drive shaft 25a and a hand wheel 25 b. One end of the transmission shaft 25a is butted with a main shaft of the driving motor 21 through a first gear 24 a; the hand wheel 25b is arranged at one end of the transmission shaft 25a far away from the driving motor 21.
The connecting rod 31 is disposed at one side of the driving mechanism 20, and the upper end thereof is connected to the telescopic rod 23. The sensing plate 32 is disposed at the lower end of the connection rod 31. The connecting rod 31 is made of non-metal material, preferably resin rod or glass fiber rod. Preferably, the induction plate 32 is a metal plate, preferably an aluminum plate, the outer shape of which is adapted to the cross section of the mold.
In this embodiment, the sensor detection height verification device further includes a housing assembly including a first housing 41, a second housing 42, and a third housing 43. The first housing 41 is a square housing for mounting the manual assembly and the transmission assembly, the driving motor 21 is disposed at one side of the first housing 41, a rotating shaft thereof extends into the first housing 41, and the first gear 24a is a helical gear disposed in the first housing 41. The screw rod 22a is disposed at the upper end of the square housing, the lower end of the screw rod 22a extends into the first housing 41, and the second gear 24b is a helical gear disposed in the first housing 41. The hand wheel 25b is arranged on one side of the square shell opposite to the driving motor 21, and the transmission shaft 25a extends into the square shell and is butted with a mounting hole in the middle of the first gear 24a through a flat key.
A second housing 42 disposed at an upper end of the first housing 41 for accommodating the lead screw 22; and a third housing 43 sleeved on the periphery of the telescopic rod 23. The inner wall of the second housing 42 is slidably connected to the nut pair 22b of the lead screw 22, and a groove for restricting the rotation of the nut pair 22b may be provided on the inner wall of the second housing 42. The second housing 42 is located in the gap between the third housing 43 and the telescopic rod 23. The outside of the second casing 42 is provided with a scale 44, the third casing 43 is provided with an observation port corresponding to the scale 44, and the insertion slot is provided with an indicating member 45 corresponding to the scale 44. The sensor detection height verification device further includes a handle member 33 provided on the first housing 41.
In this embodiment, the lead of the lead screw 22a is 4mm, the control accuracy can reach 0.1mm, the second shell 42 is arranged outside the lead screw 22a, the dust can be effectively prevented from entering the second shell, the hand wheel 25b can replace a motor, the hand wheel 25b can be operated in the same way when the motor fails, the scale is 175mm, and the requirement of normal scale range of 150mm can be met.
The utility model provides a sensor detects high calibration equipment, this sensor detect high calibration equipment include base 10, actuating mechanism 20 connecting rod 31 and tablet 32. The device is fixed on a cover plate of the crystallizer through a base 10, is connected with a cable and is linked with a sensor. The liquid level of co-altitude not is simulated in the lift of tablet 32, corresponds tablet 32 sensor when each high position and acquires different induction signal, realizes the one-to-one of height value and induction signal, can carry out the check-up to sensor detection height from this. The shaft of the stepping motor is connected with the lead screw 22 through a gear and a transmission shaft 25a, the rotary motion of the driving motor 21 is converted into the up-and-down motion of the lead screw 22, and finally the scale support is driven to do lifting motion. The mechanical structure is characterized in that manual operation is also considered, the manual wheel is connected with the transmission shaft 25a, and the manual operation is easy and labor-saving. In addition, the second shell 42 and the third shell 43 which are nested and the telescopic rod 23 are arranged, so that the screw rod 22a is accommodated in the telescopic rod, and a certain protection effect is achieved.
Compared with the traditional calibration method, the device is electrically connected with an upper computer through an aviation connector, the induction plate is controlled to lift through the upper computer, induction signals corresponding to different heights are directly input into the upper computer, the one-to-one correspondence between the height values and the induction signals is realized, and the labor intensity of an operator is reduced. The manual scale needs to input the scale data into the secondary instrument one by one, and the problem of data input error may exist. The scale precision is high, the control function is realized by a closed loop stepping system, and the data precision is higher than that of the manual tape measure or the manual scale 44. And in the automatic calibration process, calibration data can be verified, and whether the data is in an error range or not and whether the data is effective or not can be judged. During actual measurement, the real-time height of the liquid level can be obtained according to the sensing signal measured by the sensor.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.
Claims (8)
1. A sensor detection height verification device is characterized by comprising:
the base is used for being connected with the crystallizer;
the driving mechanism is arranged on the base and comprises a driving motor, a lead screw and a telescopic rod which are sequentially connected, and the driving motor is used for driving the telescopic rod to lift along the lead screw;
the connecting rod is arranged on one side of the driving mechanism, and the upper end of the connecting rod is connected with the telescopic rod;
and the induction plate is arranged at the lower end of the connecting rod.
2. The sensor detection height verification apparatus of claim 1, wherein the drive mechanism further comprises a transmission assembly, the transmission assembly comprising:
a first gear provided on a main shaft of the driving motor;
and the second gear is arranged at the lower end of the screw rod, and the first gear is meshed with the second gear.
3. The sensor detection height verification apparatus of claim 2, wherein the drive mechanism further comprises a manual assembly, the manual assembly comprising:
a drive shaft; one end of the driving motor is butted with the driving motor;
and the hand wheel is arranged at one end of the transmission shaft, which is far away from the driving motor.
4. The sensor height verifier device of claim 3, further comprising a housing assembly, the housing assembly comprising:
the first shell is used for mounting the manual assembly and the transmission assembly;
the second shell is arranged at the upper end of the first shell and used for accommodating the lead screw;
the third shell is sleeved on the periphery of the telescopic rod;
the second shell is connected with the nut pair of the lead screw in a sliding mode, and the second shell is located in a gap between the third shell and the telescopic rod.
5. The sensor detection height verification device according to claim 4, wherein a scale is arranged outside the second housing, a viewing port corresponding to the scale is arranged on the third housing, and an indicator corresponding to the scale is arranged on the viewing port.
6. The sensor height verifier device of claim 1, further comprising a handle member disposed on the first housing.
7. The sensor detection height verification apparatus of claim 1, wherein the connection bar is made of a non-metallic material.
8. The sensor detection height verification device of claim 1, wherein the sensing plate is a metal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121013166.9U CN215261943U (en) | 2021-05-12 | 2021-05-12 | Sensor detection height calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121013166.9U CN215261943U (en) | 2021-05-12 | 2021-05-12 | Sensor detection height calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215261943U true CN215261943U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121013166.9U Active CN215261943U (en) | 2021-05-12 | 2021-05-12 | Sensor detection height calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215261943U (en) |
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2021
- 2021-05-12 CN CN202121013166.9U patent/CN215261943U/en active Active
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