CN211577439U - Scale device for nuclear radiation measuring instrument - Google Patents
Scale device for nuclear radiation measuring instrument Download PDFInfo
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- CN211577439U CN211577439U CN202020205750.3U CN202020205750U CN211577439U CN 211577439 U CN211577439 U CN 211577439U CN 202020205750 U CN202020205750 U CN 202020205750U CN 211577439 U CN211577439 U CN 211577439U
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Abstract
The utility model discloses a scale device for a nuclear radiation measuring instrument, which comprises a base, an electric rotating platform, a motor driver and an instrument mounting rack; the electric rotating platform comprises a rotating disc, a rotating shaft and a driving motor, wherein the rotating shaft is arranged on the base, the lower end of the rotating shaft is rotatably connected with the base, and the upper end of the rotating shaft is fixedly connected with the rotating disc; the driving motor is connected with the rotating shaft; the motor driver is arranged on the base and connected with the driving motor; the instrument mounting frames are a plurality of and are uniformly distributed around the rotating disc; the data transmission plate is provided with a data transmission interface corresponding to each instrument mounting rack respectively, and the data transmission interface is connected with an output connector on the instrument mounting rack through a transmission cable; the data transmission plate is also provided with an output cable for transmitting the signals received by the data transmission plate to external equipment. The utility model discloses reduce the radiation and leaked the risk, reduced operating personnel's intensity of labour when improving scale efficiency.
Description
Technical Field
The utility model relates to a nuclear radiation detection area, concretely relates to scale device for nuclear radiation measuring instrument.
Background
The nuclear radiation measuring instrument is used for measuring gamma dose rate, gamma accumulated dose and beta surface activity, and is used for measuring places needing radiation monitoring, such as nuclear power stations, environmental protection authorities, customs, hospitals and the like. The instruments using the same parameter method have the conditions of different manufacturers, different service time, component replacement during maintenance, working state adjustment and the like, and the conditions can cause the difference in the performance of the instruments. To avoid these differences affecting the nuclear radiation measurement, the nuclear radiation measurement instrument needs to be calibrated.
The calibration process of the existing nuclear radiation measuring instrument is that an operator manually installs the nuclear radiation measuring instrument needing calibration on a calibration device. The current calibration device mainly comprises an instrument mounting frame and a data conveying plate, wherein the nuclear radiation measuring instrument is connected with the data conveying plate in a calibration process, a radiation signal is detected and then transmitted to a monitoring device through the data conveying plate, the monitoring device scales the nuclear radiation measuring instrument through the data conveying plate, and after the nuclear radiation measuring instrument is manually taken down after the calibration is completed, the next calibration is repeated. Because the test of only one nuclear radiation measuring instrument can be carried out once when the nuclear radiation measuring instrument is clamped, the nuclear radiation measuring instrument is very troublesome to be installed or taken down in an entering and exiting mode manually due to the radiation protection requirement, radiation leakage and the like are easily caused in the entering and exiting process, and potential safety hazards exist. Moreover, the automation degree is low, the efficiency is very low, and the labor intensity of operators is high.
Therefore, it is necessary to design a calibration apparatus of a nuclear radiation measuring instrument to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The aforesaid that exists to prior art is not enough, the utility model aims to solve current nuclear radiation measuring instrument once only scale an instrument, the artifical in-process of passing in and out installation or taking off nuclear radiation measuring instrument easily causes the radiation to reveal, there is the potential safety hazard, and inefficiency, operating personnel intensity of labour big scheduling problem, a scale device for nuclear radiation measuring instrument is provided, degree of automation when having improved nuclear radiation measuring instrument scale, the radiation leakage risk has been reduced, operating personnel's intensity of labour has been reduced when improving scale efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme is like this:
a calibration device for a nuclear radiation measuring instrument comprises a base, an electric rotating platform, a motor driver and an instrument mounting rack;
the electric rotating platform comprises a rotating disc, a rotating shaft and a driving motor, wherein the rotating shaft is vertically arranged on the base, the lower end of the rotating shaft is rotatably connected with the base, the upper end of the rotating shaft is fixedly connected with the rotating disc, and the driving motor is connected with the rotating shaft through a transmission mechanism and can drive the rotating shaft to rotate; the motor driver is arranged on the base and connected with the driving motor so as to control the starting and stopping of the driving motor;
the instrument mounting frames are a plurality of and are uniformly distributed on the turntable around the turntable; each instrument mounting rack is provided with an input connector corresponding to an output interface of the nuclear radiation measuring instrument and an output connector used for outputting a detection signal of the nuclear radiation measuring instrument;
the data transmission plate is arranged in the middle of the turntable, a data transmission interface is respectively arranged on the data transmission plate corresponding to each instrument mounting rack, and the data transmission interface is connected with an output connector on the instrument mounting rack through a transmission cable; the data transmission plate is also provided with an output cable for transmitting the signals received by the data transmission plate to external equipment.
Through setting up electric rotary table, set up several instrument installation frame on electric rotary table, like this, can once only install a plurality of nuclear radiation measuring instrument on electric rotary table, make motor drive through sending signal to motor drive electric rotary table rotates to the realization carries out the function of scale to many instruments, degree of automation when having improved nuclear radiation measuring instrument scale has reduced the frequency that the staff passed in and out installation nuclear radiation measuring instrument, thereby has reduced the radiation leakage risk. Because adopt electric turntable and driving motor to fix a position, adopt the data transfer board to carry out remote data transmission for this scale device is reliable and stable, has reduced operating personnel's intensity of labour when improving scale efficiency.
Further, the instrument installation rack includes bottom plate and two stoppers of vertical setting, two the stopper is located one side of bottom plate towards the carousel center, and two stoppers set up relatively, make to form the station that holds nuclear radiation measuring instrument between two stoppers and the bottom plate. Like this, conveniently install nuclear radiation measuring instrument in holding the station to be convenient for to nuclear radiation measuring instrument's scale.
Furthermore, one end of the bottom plate is hinged with a limiting block through a hinge; the other end of the bottom plate is provided with a clamping ring, and the other limiting block is provided with a buckle corresponding to the clamping ring, so that the nuclear radiation measuring instrument is placed into the accommodating station, and the other end of the bottom plate and the other limiting block can be clamped together through the clamping ring and the buckle. Like this, with nuclear radiation measuring instrument's one end through a stopper spacing back, the other end is in the same place through buckle and snap ring joint behind the cooperation with another stopper, easy to assemble with take off nuclear radiation measuring instrument.
Furthermore, the data transmission interfaces are divided into two groups and are positioned on two opposite sides of the data transmission plate, so that the data transmission interfaces are tidy and attractive and are convenient to manage.
Further, the motor driver is connected with the data transmission plate to send a driving signal to the motor driver through the data transmission plate, so that the motor driver is controlled to rotate by sending a signal to control the rotation of the electric rotating table, and the operation is convenient.
Furthermore, the driving motor adopts a servo motor or a stepping motor, and the servo motor or the stepping motor can realize the accurate rotation of the rotating shaft, so that the reliability of the scale device is improved.
Further, the instrument mounting bracket is eight, like this, the installation once can realize having improved scale efficiency and having reduced the radiation leakage risk to eight nuclear radiation measuring instrument's scale.
Compared with the prior art, the utility model has the advantages of as follows:
1. through setting up electric rotary table, set up several instrument installation frame on electric rotary table, like this, can once only install a plurality of nuclear radiation measuring instrument on electric rotary table, make motor drive through sending signal to motor drive electric rotary table rotates to the realization carries out the function of scale to many instruments, degree of automation when having improved nuclear radiation measuring instrument scale has reduced the frequency that the staff passed in and out installation nuclear radiation measuring instrument, thereby has reduced the radiation leakage risk.
2. Because adopt electric turntable and driving motor to fix a position, adopt the data transfer board to carry out remote data transmission for this scale device is reliable and stable, has reduced operating personnel's intensity of labour when improving scale efficiency.
Drawings
Fig. 1 is a schematic diagram of a calibration apparatus for a nuclear radiation measuring instrument according to the present invention.
Fig. 2 is a schematic view of the instrument mount of fig. 1.
Fig. 3 is a schematic diagram of the calibration apparatus for a nuclear radiation measuring instrument according to the present invention.
In the figure: the device comprises a base 1, an electric rotating platform 2, a rotating disk 21, a rotating shaft 22, a motor driver 3, an instrument mounting rack 4, a bottom plate 41, a limiting block 42, a data transmission plate 5, external equipment 6 and a source room door 7.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example (b):
referring to fig. 1, a calibration apparatus for a nuclear radiation measuring instrument includes a base 1, an electric rotating table 2, a motor driver 3, and an instrument mounting bracket 4. The electric rotary table 2 includes a turntable 21, a rotary shaft 22, and a driving motor. The rotating shaft 22 is vertically arranged on the base 1, the lower end of the rotating shaft is connected with the base 1 in a rotating mode, the upper end of the rotating shaft is fixedly connected with the turntable 21, and the driving motor is connected with the rotating shaft 22 through a transmission mechanism and can drive the rotating shaft 22 to rotate. The motor driver 3 is installed on the base 1 and connected with the driving motor to control the starting and stopping of the driving motor. In specific implementation, the driving motor is a servo motor or a stepping motor, and the servo motor or the stepping motor can realize the accurate rotation of the rotating shaft 22, so that the reliability of the calibration device is improved.
Referring to fig. 1 again, the instrument mounting racks 4 are plural and are uniformly distributed on the turntable 21 around the turntable 21. In specific implementation, the instrument mounting rack 4 is arranged close to the edge of the turntable 21, so that the instrument mounting rack 4 can be arranged as much as possible, and the scale efficiency is improved. The instrument mounting frames 4 are preferably eight, so that the scales of eight nuclear radiation measuring instruments can be calibrated once during installation, the scale efficiency is improved, and the radiation leakage risk is reduced. Referring to fig. 2, the instrument mounting bracket 4 includes a bottom plate 41 and two limiting blocks 42, which are vertically disposed, the two limiting blocks 42 are located on one side of the bottom plate 41 facing the center of the turntable 21, and the two limiting blocks 42 are disposed opposite to each other, so that an accommodating station for accommodating the nuclear radiation measuring instrument is formed between the two limiting blocks 42 and the bottom plate 41. Like this, conveniently install nuclear radiation measuring instrument in holding the station to be convenient for carry out the scale to nuclear radiation measuring instrument. During specific implementation, a vertical groove corresponding to the nuclear radiation measuring instrument can be formed in the limiting block 42, so that the nuclear radiation measuring instrument can be fixed firmly, and the reliability of the system is improved. One end of the bottom plate 41 is hinged to a limiting block 42 through a hinge, a clamping ring is arranged at the other end of the bottom plate 41, and a buckle corresponding to the clamping ring is arranged on the other limiting block 42, so that after the nuclear radiation measuring instrument is placed in the accommodating station, the other end of the bottom plate 41 and the other limiting block 42 can be clamped together through the matching of the clamping ring and the buckle. Like this, with nuclear radiation measuring instrument's one end through a stopper 42 spacing back, the other end is in the same place through buckle and snap ring joint after cooperating with another stopper 42, easy to assemble and take off nuclear radiation measuring instrument. Each instrument mounting bracket 4 is provided with an input connector corresponding to an output interface of the nuclear radiation measuring instrument and an output connector for outputting a detection signal of the nuclear radiation measuring instrument. Thus, after the nuclear radiation measuring instrument is installed on the accommodating station, the input connector on the instrument mounting frame 4 can be communicated with the output interface of the nuclear radiation measuring instrument, and the detection signal on the nuclear radiation measuring instrument is output through the output connector on the instrument mounting frame 4.
Referring to fig. 1, the data transmission device further includes a data transmission plate 5, the data transmission plate 5 is installed in the middle of the turntable 21, and a data transmission interface is respectively arranged on the data transmission plate 5 corresponding to each instrument mounting rack 4. Preferably, the data transmission interfaces are divided into two groups and are positioned at two opposite sides of the data transmission plate 5, so that the data transmission interfaces are tidy and beautiful and are convenient to manage. The data transmission interface is connected with an output connector on the instrument mounting frame 4 through a transmission cable. An output cable for transmitting the signal received by the data transfer board 5 to the external device 6 is also provided on the data transfer board 5. Thus, the data transfer board 5 can transmit the detection signal on the nuclear radiation measuring instrument to the external device 6. The external device 6 may be a computer or other device capable of data processing. The external device 6 can also implement the calibration of the nuclear radiation measuring instrument by means of the data transmission plate 5. The motor driver 3 is also connected to the data transfer plate 5 to transmit a driving signal to the motor driver 3 through the data transfer plate 5. Thus, the motor driver 3 is sent signals to control the rotation of the electric rotating platform 2, and the operation is convenient.
During the use, at first will treat that the nuclear radiation measuring instrument of scale installs on the appearance mounting bracket 4 holds the station to the nuclear radiation measuring instrument's when the cooperation through buckle and snap ring is fixed in position. And then, sending a signal to the motor driver 3 through the external equipment 6, so that the motor driver 3 drives a motor connected with the motor to rotate, the electric rotating platform 2 is driven to rotate and reset, and one nuclear radiation measuring instrument to be calibrated corresponds to a source. The detection information of the nuclear radiation measurement to be calibrated together is transmitted to a computer outside a source room through an output cable on the data transmission plate 5, and an operator sends an instruction from the computer and scales the nuclear radiation measuring instrument to be calibrated. After the calibration is finished, an instruction is sent to the motor driver 3 to enable the electric rotating platform 2 to rotate, the next nuclear radiation measuring instrument to be measured is aligned to the source, and the calibration operation is repeated to enable all the instruments to be calibrated. The scale device for a nuclear radiation measuring instrument is used as shown in fig. 3.
Through setting up electric turntable 2, set up several instrument mounting bracket 4 on electric turntable 2, like this, can once only install a plurality of nuclear radiation measuring instrument on electric turntable 2, make motor driver 3 drive through sending signal to motor driver 3 electric turntable 2 rotates to the realization carries out the function of scale to many instruments, degree of automation when having improved nuclear radiation measuring instrument scale has reduced the frequency that the staff passed in and out installation nuclear radiation measuring instrument, thereby has reduced the radiation and has leaked the risk. Because adopt electric rotary table 2 and driving motor to fix a position, adopt data transfer board 5 to carry out remote data transmission for this scale device is reliable and stable, has reduced operating personnel's intensity of labour when improving scale efficiency.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.
Claims (7)
1. A calibration device for a nuclear radiation measuring instrument is characterized by comprising a base, an electric rotating platform, a motor driver and an instrument mounting rack;
the electric rotating platform comprises a rotating disc, a rotating shaft and a driving motor, wherein the rotating shaft is vertically arranged on the base, the lower end of the rotating shaft is rotatably connected with the base, the upper end of the rotating shaft is fixedly connected with the rotating disc, and the driving motor is connected with the rotating shaft through a transmission mechanism and can drive the rotating shaft to rotate; the motor driver is arranged on the base and connected with the driving motor so as to control the starting and stopping of the driving motor;
the instrument mounting frames are a plurality of and are uniformly distributed on the turntable around the turntable; each instrument mounting rack is provided with an input connector corresponding to an output interface of the nuclear radiation measuring instrument and an output connector used for outputting a detection signal of the nuclear radiation measuring instrument;
the data transmission plate is arranged in the middle of the turntable, a data transmission interface is respectively arranged on the data transmission plate corresponding to each instrument mounting rack, and the data transmission interface is connected with an output connector on the instrument mounting rack through a transmission cable; the data transmission plate is also provided with an output cable for transmitting the signals received by the data transmission plate to external equipment.
2. The calibration device for the nuclear radiation measuring instrument according to claim 1, wherein the instrument mounting frame comprises a bottom plate and two limiting blocks, the bottom plate and the two limiting blocks are vertically arranged, the two limiting blocks are located on one side, facing the center of the turntable, of the bottom plate, and the two limiting blocks are oppositely arranged, so that an accommodating station for accommodating the nuclear radiation measuring instrument is formed between the two limiting blocks and the bottom plate.
3. The scale device for the nuclear radiation measuring instrument according to claim 2, wherein one end of the bottom plate is hinged with a limit block through a hinge; the other end of the bottom plate is provided with a clamping ring, and the other limiting block is provided with a buckle corresponding to the clamping ring, so that the nuclear radiation measuring instrument is placed into the accommodating station, and the other end of the bottom plate and the other limiting block can be clamped together through the clamping ring and the buckle.
4. The calibration device for a nuclear radiation measuring instrument according to claim 1, wherein the data transmission interfaces are divided into two groups and located at opposite sides of the data transmission plate.
5. A calibration device for a nuclear radiation measuring instrument according to claim 1, wherein the motor driver is connected to the data transfer board to transmit a driving signal to the motor driver through the data transfer board.
6. The scale device for a nuclear radiation measuring instrument according to claim 1, wherein the driving motor is a servo motor or a stepping motor.
7. A scale device for a nuclear radiation measuring instrument according to claim 1, wherein the instrument mounting bracket is eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020205750.3U CN211577439U (en) | 2020-02-25 | 2020-02-25 | Scale device for nuclear radiation measuring instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020205750.3U CN211577439U (en) | 2020-02-25 | 2020-02-25 | Scale device for nuclear radiation measuring instrument |
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| CN211577439U true CN211577439U (en) | 2020-09-25 |
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| CN202020205750.3U Active CN211577439U (en) | 2020-02-25 | 2020-02-25 | Scale device for nuclear radiation measuring instrument |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112269206A (en) * | 2020-10-30 | 2021-01-26 | 重庆建安仪器有限责任公司 | Calibration method of nuclear radiation measuring instrument |
| CN112305582A (en) * | 2020-11-12 | 2021-02-02 | 重庆建安仪器有限责任公司 | Radiometer angular response detection method |
| CN112327348A (en) * | 2020-11-05 | 2021-02-05 | 重庆建安仪器有限责任公司 | Rotary nuclear radiation simulation detection method |
| CN112505741A (en) * | 2020-11-24 | 2021-03-16 | 重庆建安仪器有限责任公司 | Control and use method of radiation marker |
-
2020
- 2020-02-25 CN CN202020205750.3U patent/CN211577439U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112269206A (en) * | 2020-10-30 | 2021-01-26 | 重庆建安仪器有限责任公司 | Calibration method of nuclear radiation measuring instrument |
| CN112327348A (en) * | 2020-11-05 | 2021-02-05 | 重庆建安仪器有限责任公司 | Rotary nuclear radiation simulation detection method |
| CN112305582A (en) * | 2020-11-12 | 2021-02-02 | 重庆建安仪器有限责任公司 | Radiometer angular response detection method |
| CN112505741A (en) * | 2020-11-24 | 2021-03-16 | 重庆建安仪器有限责任公司 | Control and use method of radiation marker |
| CN112505741B (en) * | 2020-11-24 | 2024-03-29 | 重庆建安仪器有限责任公司 | Control using method of radiation marker |
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