CN209432848U - A kind of oscillator time base stabilizing degree automatic detection device - Google Patents
A kind of oscillator time base stabilizing degree automatic detection device Download PDFInfo
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- CN209432848U CN209432848U CN201821776003.4U CN201821776003U CN209432848U CN 209432848 U CN209432848 U CN 209432848U CN 201821776003 U CN201821776003 U CN 201821776003U CN 209432848 U CN209432848 U CN 209432848U
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Abstract
The application belongs to gauge check field, in particular to a kind of oscillator time base stabilizing degree automatic detection device, the time relay shot including filming apparatus and for controlling the filming apparatus, and the camera of the filming apparatus is directed at the tested revolution counter.Oscillator time base stabilizing degree automatic detection device provided by the present application, greatly reduces the workload of people, and reduce random error caused by artificial origin, which implements simple, effective.
Description
Technical field
The application belongs to gauge check field, in particular to a kind of oscillator time base stabilizing degree automatic detection device.
Background technique
Revolution counter is the instrument and meter for measuring various rotating object revolving speeds, according to " JJG105-2000 revolution counter calibrating rule
Journey " in regulation, 5.7 strobe type revolution counters (number display), 5.8 electronic counting-type revolution counters, the calibrating of 5.9 high-precision revolution counters
When, the calibrating of 4 hours frequency stabilities of base when checklist oscillator will be carried out by inspection rule 5.7.2, i.e. 5.7.2.1 regulation:
After examining and determine timebase frequency accuracy, the record calibrating time, while reading first show value of electronic counter of checklist and remembering
Record, calibrating in every and a half hours later is primary, reads 1 show value every time, continuously measures 4 hours, reads 9 displays of record altogether
Value.At present when calibrating timebase frequency stability, measurement verification department is read and is recorded data, i.e., per half an hour using artificial means
A timebase frequency numerical value is read and records, continuous record 4 hours is time-consuming and laborious, and artificial means are readily incorporated with chance error
Difference.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates at least one drawbacks described above of the prior art.
Utility model content
There is provided a kind of oscillator time base stabilizing degree automatic detection devices for the purpose of the application, to solve revolution counter oscillation
Device time base stabilizing degree, which is manually examined and determine, time-consuming and laborious is also easy to the problems such as causing random error.
The technical solution of the application is:
A kind of oscillator time base stabilizing degree automatic detection device, for detecting the oscillator time base stabilizing of tested revolution counter
Degree, the time relay shot including filming apparatus and for controlling the filming apparatus, the filming apparatus are taken the photograph
As head is directed at the tested revolution counter.
Optionally, the filming apparatus includes mobile phone self-shooting bar and mobile phone.
Optionally, the time relay uses JSQ-2000, and the first, second contact of the time relay is power supply
Contact is inputted, it is normally opened contact that third contact is connected to the 5th contact, and the 4th contact is connected to as normally-closed contact with the 5th contact.
Optionally, the mobile phone is mounted on the mobile phone self-shooting bar and connects the mobile phone and the mobile phone self-shooting bar
Logical, the shooting switch of the mobile phone self-shooting bar is connected to the normally opened contact, after the time relay reaches setting time, the hand
The shooting switch of machine self-shooting bar is connected to the normally-closed contact.
Optionally, the tested revolution counter is using digital flash tachymeter SS2A.
At least there are following advantageous effects in application:
Oscillator time base stabilizing degree automatic detection device provided by the present application, greatly reduces the workload of people, and drop
Random error caused by low artificial origin, the implementation of the device is simple, effectively.
Detailed description of the invention
Fig. 1 is the schematic diagram of the automatic detection device in the present embodiment；
Fig. 2 is the specific embodiment schematic diagram of the automatic detection device in the present embodiment.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the application
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
In explanation the application, and it should not be understood as the limitation to the application.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.Under
Face is described in detail embodiments herein in conjunction with attached drawing.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the application
The limitation of range.
The application is described in further details below with reference to Fig. 1 to Fig. 2.
Oscillator time base stabilizing degree automatic detection device provided by the present application, the main order of connection and catenation principle
As shown in Figures 1 and 2.
In the present embodiment, when oscillator time base stabilizing degree automatic detection device is used to detect the oscillator of tested revolution counter
Base stability, the time relay shot including filming apparatus and for controlling filming apparatus, by taking the photograph for filming apparatus
As the revolution counter that head alignment is tested, according to actual needs, setting time relay carries out filming apparatus by the time relay
Control, so that filming apparatus is timed detection to detected revolution counter.
In the present embodiment, optionally, filming apparatus selects mobile phone self-shooting bar and mobile phone, such as state one used in everyday
Mobile phone is installed on mobile phone self-shooting bar by sample, and is connected to mobile phone with self-shooting bar by MIC interface and GND, mobile phone shooting
Face is detected revolution counter.
In the present embodiment, using the JSQ-2000 time relay, such as Fig. 2, there are 10 contacts on the time relay,
First, second contact be power supply (AC alternating current 220V) input terminal, third contact be connected to the 5th contact be normally opened contact, the 4th
It is normally-closed contact that contact is connected to the 5th contact, and the time relay is in normally opened contact in a normal state and mobile phone self-shooting bar connects
Logical, after the time relay reaches setting time, the normally-closed contact of the time relay is connected to mobile phone relay, forms access, makees
Shooting switch on mobile phone self-shooting bar, shoots mobile phone.
In the present embodiment, it is detected revolution counter using digital flash tachymeter SS2A (number flashes tachymeter),
When being detected to tested revolution counter, tested revolution counter is adjusted to 20000r/min, to time relay setting time interval
30min carries out the record of data by the mobile phone photograph of the present apparatus, after 4 hours, reads the data of photo in mobile phone, carries out
Data record (such as table 1) completes automatic detection of the present apparatus to tested revolution counter.
Table 1
| Record the time | 08:31 | 09:01 | 09:31 | 10:01 | 10:31 | 11:01 | 11:31 | 12:01 | 12:31 |
| It reads (r/min) | 20000 | 20000 | 20000 | 20001 | 20000 | 20000 | 20000 | 20000 | 20000 |
Oscillator time base stabilizing degree automatic detection device provided by the present application, greatly reduces the workload of people, and drop
Random error caused by low artificial origin, the device are implemented simple, effectively.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (5)
1. a kind of oscillator time base stabilizing degree automatic detection device, for detecting the oscillator time base stabilizing degree of tested revolution counter,
It is characterised in that it includes filming apparatus and the time relay shot for controlling the filming apparatus, the shooting
The camera of device is directed at the tested revolution counter.
2. oscillator time base stabilizing degree automatic detection device according to claim 1, which is characterized in that the filming apparatus
Including mobile phone self-shooting bar and mobile phone.
3. oscillator time base stabilizing degree automatic detection device according to claim 2, which is characterized in that the time relay
Device uses JSQ-2000, and the first, second contact of the time relay is power input contact, third contact and the 5th contact
Connection is normally opened contact, and the 4th contact is connected to as normally-closed contact with the 5th contact.
4. oscillator time base stabilizing degree automatic detection device according to claim 3, which is characterized in that the mobile phone installation
It is connected on the mobile phone self-shooting bar and by the mobile phone with the mobile phone self-shooting bar, the shooting of the mobile phone self-shooting bar, which switchs, to be connected
Lead to the normally opened contact, after the time relay reaches setting time, the shooting switch connection of the mobile phone self-shooting bar is described often
Closed contact.
5. oscillator time base stabilizing degree automatic detection device according to claim 1, which is characterized in that the tested revolving speed
Table is using digital flash tachymeter SS2A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821776003.4U CN209432848U (en) | 2018-10-29 | 2018-10-29 | A kind of oscillator time base stabilizing degree automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821776003.4U CN209432848U (en) | 2018-10-29 | 2018-10-29 | A kind of oscillator time base stabilizing degree automatic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432848U true CN209432848U (en) | 2019-09-24 |
Family
ID=67967066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821776003.4U Active CN209432848U (en) | 2018-10-29 | 2018-10-29 | A kind of oscillator time base stabilizing degree automatic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209432848U (en) |
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2018
- 2018-10-29 CN CN201821776003.4U patent/CN209432848U/en active Active
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