CN210833933U

CN210833933U - Sensor calibration equipment

Info

Publication number: CN210833933U
Application number: CN201922256268.2U
Authority: CN
Inventors: 冯传东
Original assignee: Shaoguan Jundong Technology Co ltd
Current assignee: Shaoguan Jundong Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-06-23
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a sensor timing equipment, including timing device body, driving motor, drive driving shaft, driving fan, heating electric stick, the hot-blast buffering net that filters of one-level, the hot-blast buffering net that filters of second grade and sensor locating component, this internal calibration chamber that is equipped with of timing device, the rotatable timing device body diapire that locates of drive driving shaft, driving motor locates on the timing device body, driving fan locates on the drive driving shaft, the heating electric stick is located on the calibration intracavity wall and is close to driving fan, the hot-blast buffering net that filters of one-level is located on the calibration intracavity wall and is located the top of heating electric stick, the hot-blast buffering net that filters of second grade is located on the calibration intracavity wall and is located the hot-blast top that filters the buffering net of one-level. The utility model belongs to the technical field of calibrating device, specifically provide a sensor timing equipment that practicality is high, easy operation, the programming rate is fast, inside temperature field is even.

Description

Sensor calibration equipment

Technical Field

The utility model relates to a calibrating device technical field specifically indicates a sensor timing equipment.

Background

The temperature sensor is widely applied in various industries, and the precision of the temperature sensor is reduced along with the aging of components and equipment and other reasons. The occurrence of this phenomenon affects the production quality of the industry using temperature sensors, which requires periodic calibration of the accuracy of the temperature sensors by means of a temperature sensor calibration device.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned current difficult problem, the utility model provides a sensor timing equipment that practicality is high, easy operation, the programming rate is fast, inside temperature field is even.

The utility model adopts the following technical scheme: the utility model relates to a sensor timing equipment, including timing device body, driving motor, drive driving shaft, driving fan, thermoelectric bar, first-level hot air filtering buffer net, second grade hot air filtering buffer net and sensor locating component, be equipped with the calibration chamber in the timing device body, the drive driving shaft can be rotatably located on the bottom wall of the timing device body, driving motor locates on the timing device body, drive driving shaft one end runs through the timing device body bottom wall and is connected with driving motor's output, driving fan locates on the drive driving shaft and locates in the calibration chamber, the thermoelectric bar locates on the calibration intracavity wall and is close to driving fan, first-level hot air filtering buffer net locates on the calibration intracavity wall and locates on the top of the thermoelectric bar, second grade hot air filtering buffer net locates on the calibration intracavity wall and locates on the top of first-level hot air filtering buffer net, the sensor positioning assembly is arranged on the outer side wall of the adjusting device body.

Furthermore, a calibrating thermal sensor mounting hole and a standard thermal sensor mounting hole are formed in the calibrating device body, the calibrating thermal sensor mounting hole and the standard thermal sensor mounting hole are symmetrically arranged relative to the central axis of the calibrating device body, the calibrating thermal sensor mounting hole is communicated with the calibrating cavity, and the standard thermal sensor mounting hole is communicated with the calibrating cavity.

Furthermore, the proofreading thermal sensor mounting hole and the standard thermal sensor mounting hole are arranged above the second-stage hot air filtering buffer net.

Further, sensor locating component includes screw rod locating part, removal screw rod and removal setting element, the screw rod locating part is located on timing device body outer wall, be equipped with the location screw on the screw rod locating part, it runs through and locates in the location screw to remove the screw rod, it locates on the removal screw rod and is close to timing device body to remove the setting element, sensor locating component symmetry is equipped with two sets ofly, and two sets ofly are sensor locating component one and sensor locating component two respectively, sensor locating component one is close to standard thermal sensor mounting hole, and a pair of temperature sensor that needs proofreading of sensor locating component fixes a position fixedly, sensor locating component two is close to the calibration thermal sensor mounting hole, and two pairs of standard temperature sensor that need compare of sensor locating component fix a position fixedly.

Furthermore, the heating electric rod, the first-stage hot air filtering buffer net and the second-stage hot air filtering buffer net are arranged in parallel to the bottom wall of the calibration cavity, so that the uniformity of air temperature in the same height can be improved.

Furthermore, the heating electric rods are uniformly arranged on the inner wall of the calibration cavity at intervals and are beneficial to quickly heating air near the heating electric rods.

Furthermore, the hot-blast hot-air filtration buffer net of one-level is last evenly to be equipped with the hot-air filtration hole of one-level at interval, the hot-air filtration buffer net of second grade is last evenly to be equipped with the hot-air filtration hole of second grade at interval, the hot-air filtration hole of one-level and the hot-air filtration hole dislocation set of second grade.

Furthermore, be equipped with inlet channel on the timing device body, the drive driving shaft both sides are located to the inlet channel symmetry, and inlet channel is favorable to the drive fan to hot-blast even blowing, inlet channel and calibration chamber intercommunication.

Furthermore, an air outlet channel is arranged at the center of the top wall of the calibration device body, an air outlet channel sealing cover can be hinged, opened and closed on the top wall of the calibration device body and is arranged above the air outlet channel, and the air outlet channel sealing cover is used for sealing the air outlet channel and preventing hot air in the calibration cavity from overflowing.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme sensor timing equipment simple structure, reasonable in design utilizes the drive fan to blow to the hot-blast of heating the heating electrode bar heating, has increased hot-blast flow rate, carries out the temperature through hot-blast filtration buffering net of one-level and second grade filtration buffering net and mixes, and the hot-blast filter hole of second grade of the hot-blast filter hole of the one-level of adopting the dislocation set cushions and forms hot-blast vortex to hot-blast, accomplishes the further homogeneous mixing to hot-blast, makes the temperature field of calibration chamber top reach even unanimity.

Drawings

Fig. 1 is a schematic structural diagram of a sensor calibration apparatus of the present invention;

fig. 2 is a top view of a primary hot air filtering and buffering net of a sensor calibration device of the present invention;

fig. 3 is the utility model relates to a hot-blast filtering buffer net top view of sensor timing equipment second grade.

The device comprises a calibration device body, a driving motor, a driving shaft, a driving fan, a heating electric rod, a first-stage hot air filtering buffer net, a second-stage hot air filtering buffer net, a sensor positioning component, a calibration cavity, a calibration thermal sensor mounting hole, a standard thermal sensor mounting hole, a screw rod limiting piece, a moving screw rod, a moving positioning piece, a positioning screw hole, a sensor positioning component I, a sensor positioning component II, a sensor positioning component 18, a first-stage hot air filtering hole, a second-stage hot air filtering hole, a sensor positioning component II, a sensor positioning component 18, a first-stage hot air filtering hole, a second-.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the sensor calibration apparatus of the present invention comprises a calibration device body 1, a driving motor 2, a driving shaft 3, a driving fan 4, a heating rod 5, a first-stage hot air filtering buffer net 6, a second-stage hot air filtering buffer net 7 and a sensor positioning assembly 8, wherein a calibration cavity 9 is provided in the calibration device body 1, the driving shaft 3 is rotatably disposed on the bottom wall of the calibration device body 1, the driving motor 2 is disposed on the calibration device body 1, one end of the driving shaft 3 penetrates through the bottom wall of the calibration device body 1 and is connected with the output end of the driving motor 2, the driving fan 4 is disposed on the driving shaft 3 and is disposed in the calibration cavity 9, the heating rod 5 is disposed on the inner wall of the calibration cavity 9 and is close to the driving fan 4, the first-stage hot air filtering buffer net 6 is disposed on the inner wall of the calibration cavity 9 and is disposed, the hot-blast buffering net 7 that filters of second grade is located on the 9 inner walls of calibration chamber and is located the top of the hot-blast buffering net 6 of one-level, sensor locating component 8 is located on the tuning device body 1 lateral wall.

The calibrating device comprises a calibrating device body 1, a calibrating thermal sensor mounting hole 10 and a standard thermal sensor mounting hole 11 are formed in the calibrating device body 1, the calibrating thermal sensor mounting hole 10 and the standard thermal sensor mounting hole 11 are symmetrically arranged relative to the axis of the calibrating device body 1, the calibrating thermal sensor mounting hole 10 is communicated with a calibrating cavity, and the standard thermal sensor mounting hole 11 is communicated with a calibrating cavity 9. The calibration thermal sensor mounting hole 10 and the standard thermal sensor mounting hole 11 are arranged above the secondary hot air filtering and buffering net 7. Sensor locating component 8 includes screw rod locating part 12, removes screw rod 13 and removes setting element 14, screw rod locating part 12 is located on the 1 outer wall of timing device body, be equipped with location screw 15 on the screw rod locating part 12, it runs through and locates in location screw 15 to remove screw rod 13, it locates on removing screw rod 13 and is close to timing device body 1 to remove setting element 14, sensor locating component 8 symmetry is equipped with two sets ofly, and two sets ofly are sensor locating component one 16 and sensor locating component two 17 respectively, sensor locating component one 16 is close to standard thermal sensor mounting hole 11, sensor locating component two 17 is close to calibration thermal sensor mounting hole 10. The heating electric rod 5, the primary hot air filtering buffer net 6 and the secondary hot air filtering buffer net 7 are arranged in parallel to the bottom wall of the calibration cavity 9. The heating electric rods 5 are uniformly arranged on the inner wall of the calibration cavity 9 at intervals and are provided with a plurality of groups. The hot-blast hot-filtering buffer net of one-level 6 is last to be equipped with hot-blast filtration hole 18 of one-level at even interval, hot-blast hot-filtering buffer net of second grade 7 is last to be equipped with hot-blast filtration hole 19 of second grade at even interval, hot-blast filtration hole 18 of one-level and the hot-blast filtration hole 19 dislocation set of second grade. The adjusting device body 1 is provided with an air inlet channel 20, and the air inlet channel 20 is symmetrically arranged on two sides of the driving shaft 3. The center of the top wall of the calibration device body 1 is provided with an air outlet channel 21, the top wall of the calibration device body can be hinged to open and close to be provided with an air outlet channel sealing cover 22, and the air outlet channel sealing cover 22 is arranged above the air outlet channel 21.

When the device is used specifically, the air outlet channel 21 is sealed by closing the air channel sealing cover 22, the temperature sensor to be calibrated is inserted into the calibration heat sensor mounting hole 10, the moving screw 13 in the sensor positioning component II 17 is rotated to enable the moving positioning piece 14 to approach to the calibration heat sensor mounting hole 10, the moving positioning piece 14 fixes the temperature sensor to be calibrated, then the standard temperature sensor to be compared is inserted into the standard heat sensor mounting hole 11, the moving screw 13 in the sensor positioning component I16 is rotated to enable the moving positioning piece 14 to approach to the calibration heat sensor mounting hole 10, the moving positioning piece 14 fixes the standard temperature sensor to be compared, the air outlet channel sealing cover seals the air outlet channel 21, then the heating electric rod 5 and the driving motor 2 are started, the heating electric rod 5 generates high temperature to heat nearby air, and the driving motor 2 drives the driving shaft 3 to rotate, the driving shaft 3 is driven to drive the driving fan 4 to rotate, the driving fan 4 rotates to blow hot air near the heating electric rod 5 to the first-stage hot air filtering and buffering net 6, the hot air enters between the first-stage hot air filtering and buffering net 6 and the second-stage hot air filtering and buffering net 7 through the first-stage hot air filtering hole 18, hot air forms hot air eddy near the first-stage hot air filtering hole 18, the hot air is uniformly mixed between the first-stage hot air filtering and buffering net 6 and the second-stage hot air filtering and buffering net 7, the fully mixed hot air moves upwards through the second-stage hot air filtering hole 19, the hot air forms hot air eddy at the second-stage hot air filtering hole 19, the hot air is further uniformly mixed, the temperature fields of the compared standard temperature sensor and the temperature sensor to be checked are uniform, the temperature sensor to be checked is checked through the display numerical value of the compared standard temperature sensor, the air outlet channel sealing cover, and stop heating the electric rod 5, the hot air in the calibration cavity 9 overflows from the air outlet channel 21 quickly under the rotation of the driving fan 4, and meanwhile, the cold air sucked from the air inlet channel 20 enters the calibration cavity 9 to cool the calibration cavity 9 quickly.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A sensor tuning apparatus, characterized in that: comprises an adjusting device body, a driving motor, a driving shaft, a driving fan, a heating electric rod, a primary hot air filtering and buffering net, a secondary hot air filtering and buffering net and a sensor positioning component, the adjusting device body is internally provided with a calibration cavity, the driving shaft is rotatably arranged on the bottom wall of the adjusting device body, the driving motor is arranged on the adjusting device body, one end of the driving shaft penetrates through the bottom wall of the adjusting device body and is connected with the output end of the driving motor, the driving fan is arranged on the driving shaft and in the calibration cavity, the heating electric rod is arranged on the inner wall of the calibration cavity and close to the driving fan, the hot-blast buffering net that filters of one-level is located on the calibration intracavity wall and is located the top of heating the electroprobe, the hot-blast buffering net that filters of second grade is located on the calibration intracavity wall and is located the top of the hot-blast buffering net that filters of one-level, sensor locating component locates on the timing device body lateral wall.

2. A sensor tuning apparatus according to claim 1, wherein: the calibrating device comprises a calibrating device body and is characterized in that a calibrating thermal sensor mounting hole and a standard thermal sensor mounting hole are formed in the calibrating device body, the calibrating thermal sensor mounting hole and the standard thermal sensor mounting hole are symmetrically arranged relative to the central axis of the calibrating device body, the calibrating thermal sensor mounting hole is communicated with a calibrating cavity, and the standard thermal sensor mounting hole is communicated with the calibrating cavity.

3. A sensor tuning apparatus according to claim 2, wherein: the proofreading thermal sensor mounting hole and the standard thermal sensor mounting hole are formed above the second-stage hot air filtering buffer net.

4. A sensor tuning apparatus according to claim 3, wherein: the sensor positioning assembly comprises a screw positioning part, a movable screw and a movable positioning part, wherein the screw positioning part is arranged on the outer wall of the calibration device body, a positioning screw hole is formed in the screw positioning part, the movable screw penetrates through the positioning screw hole, the movable positioning part is arranged on the movable screw and is close to the calibration device body, the sensor positioning assembly is symmetrically provided with two groups, the two groups are a first sensor positioning assembly and a second sensor positioning assembly, the first sensor positioning assembly is close to a standard thermal sensor mounting hole, and the second sensor positioning assembly is close to a calibration thermal sensor mounting hole.

5. A sensor tuning apparatus according to claim 3, wherein: the heating electric rod, the primary hot air filtering buffer net and the secondary hot air filtering buffer net are arranged in parallel to the bottom wall of the calibration cavity.

6. A sensor tuning apparatus according to claim 5, wherein: the heating electric rods are uniformly arranged on the inner wall of the calibration cavity at intervals and are provided with a plurality of groups.

7. A sensor tuning apparatus according to claim 5, wherein: the hot-blast hot-filtering buffer net of one-level is last to be equipped with the hot-blast filtration hole of one-level at even interval, even interval is equipped with the hot-blast filtration hole of second grade on the hot-blast hot-filtering buffer net of second grade, hot-blast filtration hole of one-level and the hot-blast setting of second grade dislocation of filtering the hole.

8. A sensor tuning apparatus according to claim 6, wherein: the adjusting device is characterized in that an air inlet channel is arranged on the adjusting device body, the air inlet channel is symmetrically arranged on two sides of the driving shaft, and the air inlet channel is communicated with the calibration cavity.

9. A sensor tuning apparatus according to claim 8, wherein: the center of the top wall of the calibration device body is provided with an air outlet channel, the top wall of the calibration device body can be hinged, opened and closed and is provided with an air outlet channel sealing cover, and the air outlet channel sealing cover is arranged above the air outlet channel.