CN208754271U - A kind of accurate clock synchronization sender unit - Google Patents
A kind of accurate clock synchronization sender unit Download PDFInfo
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- CN208754271U CN208754271U CN201821771376.2U CN201821771376U CN208754271U CN 208754271 U CN208754271 U CN 208754271U CN 201821771376 U CN201821771376 U CN 201821771376U CN 208754271 U CN208754271 U CN 208754271U
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- concentrator
- protective housing
- clock synchronization
- module
- fixing seat
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Abstract
The utility model discloses a kind of accurate clock synchronization sender units, it is related to teleinformatic technique field, the accurate clock synchronization sender unit, including protective housing, the top of protective housing is fixedly connected with case lid, the bottom end two sides of protective housing offer ventilation hole, exhaust fan is equipped in ventilation hole, the both ends of exhaust fan are fixedly connected to fixed block, the inside of protective housing is equipped with concentrator, and the two sides of concentrator are equipped with fixing seat, and fixing seat is fixedly connected with protective housing, the inside both ends of fixing seat offer mounting groove, are equipped with limit plate in mounting groove.The accurate clock synchronization sender unit, under the action of protective housing, concentrator is avoided to be interfered and collide, great effect has been played in the task of accurate clock synchronization, pass through being equipped between radio receiving transmitting module, central processing unit, information acquisition module and information conveyance module, the clock jitter for shortening each unit in acquisition system realizes the real-time of acquisition data.
Description
Technical field
The utility model relates to teleinformatic technique field, specially a kind of accurate clock synchronization sender unit.
Background technique
With the development of informationization technology, power domain starts to pay attention to the application of technique.Currently, because modern society
The power engineering construction scale of the growth of power demand, power domain starts to expand, herein under the premise of, traditional artificial electric power work
There is the problem of " unable to do what one wishes " in thread management work, affects the efficiency and quality of power information acquisition, in order to have to this improvement
Researcher proposes power utilization information collection system telecommunication scheme, i.e., using informationization technology realize telecommunications breath acquisition with
It interactively communicates.
Power information is the important evidence of electrical management organizational maintenance electric power distribution, and electric power distribution is all being transported all the time
Turn, so power information also can constantly update, it can be seen that the quality and real-time of power information are to determine electrical management unit tube
Manage horizontal key factor.And because modern electric engineering construction range is very extensive, the artificial power information of conventional thermal conductive acquires work
The problem that efficiency is slow, depth is insufficient is embodied, there are problems for the quality and real-time for leading to power information, therefore using information-based
Technology, management power utilization information collection system telecommunication scheme are the active paths for solving traditional approach drawback, and kiowatt should
This is kept paying attention to.
Traditional acquisition system is mainly designed using master-slave model, in principle mainly based on GPS clock, is made
A reference source at the time of for next layer of equipment, for example, GPS clock is acquired as main website a reference source, using GPRS as concentrator by
The communication link for acquiring main website clock synchronization, theoretically can be with the real-time and integrality of safeguards system.But work as in actual application
In it can be seen that, this mode can not obtain often because of the communication delay time of occurrence deviation of GPRS, real-time
To guarantee, and also result in the timestamp inaccuracy of all kinds of event log datas of electric energy meter, electric energy meter freeze-off time disunity,
The remote bill control command operation relevant issues such as unsuccessfully.It is often complicated for operation in the installment work of acquisition system device, influence work
Make efficiency.In order to solve the above problem, originally practical to provide a kind of accurate clock synchronization sender unit.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of accurate clock synchronization sender unit, solves existing
The timestamp inaccuracy of some acquisition system device record data and the problem of safeguard procedures difference.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of accurate clock synchronization sender unit, including protective housing, the bottom of the protective housing are fixedly connected with pedestal, institute
The top both ends for stating pedestal offer ventilation channel, and the top of the protective housing is fixedly connected with case lid, the protective housing
Bottom end two sides offer ventilation hole；
Exhaust fan is equipped in the ventilation hole, the both ends of the exhaust fan are fixedly connected to fixed block, the exhaust fan
Bottom end be equipped with strainer, the strainer is fitted and connected with fixed block；
The inside of the protective housing is equipped with concentrator, and the two sides of the concentrator are equipped with fixing seat, the fixing seat with
Protective housing is fixedly connected, and the inside both ends of the fixing seat offer mounting groove, and limit plate is equipped in the mounting groove, described
The side of limit plate is fixedly connected with protective pad；
It is connected with screw rod in the middle part of the fixing seat, is connect with fixing seat on the outside of the both ends of the screw rod, it is described
One end of screw rod is through fixing seat and is fixedly connected with steering wheel；
The middle part of the concentrator is equipped with radio receiving transmitting module, central processing unit, information acquisition module and information conveyance mould
Block, a upper region for the concentrator are equipped with GPS clock module, and the subsequent region of the concentrator is equipped with data checking module.
Optionally, there are two the exhaust fans, one of exhaust fan is rotated in the forward direction, another exhaust fan reversely rotates.
Optionally, the case lid is fixedly connected by bolt with protective housing；
The strainer and fixed block pass through bolt and are fixedly connected with protective housing.
Optionally, the screw rod is flexibly connected by bearing with fixing seat, and the screw rod is threadedly coupled with limit plate.
Optionally, the concentrator is fitted and connected with protective pad, and the protective pad is made of rubber material.
Optionally, the input terminal of the radio receiving transmitting module and information acquisition module is electric with the output end of central processing unit
Connection, the output end of the input terminal electrical connection radio receiving transmitting module of the central processing unit, the input of the information conveyance module
The output end of end electrical connection information acquisition module.
Optionally, the output end of the input end signal connection GPS clock module of the concentrator, the output of the concentrator
The input terminal of end signal connection data checking module.
(3) beneficial effect
The utility model provides a kind of accurate clock synchronization sender unit, have it is following the utility model has the advantages that
(1), the accurate clock synchronization sender unit plays great protection to concentrator under the action of protective housing
Effect avoids concentrator from being interfered and collide, and ensure that the normal operating efficiency of concentrator, sends out in the task of accurate clock synchronization
Great effect has been waved, by the way that exhaust fan is arranged, the circulating rate of air has been increased, plays the role of heat dissipation, be acquisition system
Good working environment is provided, by setting fixing seat and limit plate, fixed function is played to concentrator, facilitates concentration
The installation and removal of device, improve work efficiency.
(2), the accurate clock synchronization sender unit, by radio receiving transmitting module, central processing unit, information acquisition module and
Being equipped between information conveyance module rapidly and efficiently can not only capture information and be analyzed, ensure that information
Accuracy, and greatly shorten the clock jitter of each unit in acquisition system, specific value at one second or so,
The real-time for realizing acquisition data of real meaning.
Detailed description of the invention
Fig. 1 is the schematic front view that the utility model protects box structure；
Fig. 2 is the diagrammatic cross-section that the utility model protects box structure；
Fig. 3 is the top cross-sectional view of the utility model fixed seat structure；
Fig. 4 is the module diagram of the utility model acquisition system.
In figure: 1- protective housing, 2- pedestal, 3- ventilation channel, 4- case lid, 5- ventilation hole, 6- exhaust fan, 7- fixed block, 8-
Strainer, 9- concentrator, 10- fixing seat, 11- mounting groove, 12- limit plate, 13- protective pad, 14- screw rod, 15- steering wheel, 16- without
Line transceiver module, 17- central processing unit, 18- information acquisition module, 19- information conveyance module, 20-GPS clock module, 21- number
According to checking module, 22- bearing.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ",
"upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", " circumferential direction "
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new
Type and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation "
Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be machine
Tool connection；It can be directly connected, it can also be indirectly connected through an intermediary.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution:
A kind of accurate clock synchronization sender unit, including protective housing 1, the bottom of protective housing 1 are fixedly connected with pedestal 2, bottom
The top both ends of seat 2 offer ventilation channel 3, and the top of protective housing 1 is fixedly connected with case lid 4, the bottom end two sides of protective housing 1
Offer ventilation hole 5；
Exhaust fan 6 is equipped in ventilation hole 5, the both ends of exhaust fan 6 are fixedly connected to fixed block 7, and the bottom end of exhaust fan 6 is set
There is strainer 8, strainer 8 is fitted and connected with fixed block 7, by the way that exhaust fan 6 is arranged, is increased the circulating rate of air, is played heat dissipation
Effect, provide good working environment for acquisition system；
The inside of protective housing 1 is equipped with concentrator 9 and plays great protection to concentrator 9 under the action of protective housing 1
Effect avoids concentrator 9 from being interfered and collide, and ensure that the normal operating efficiency of concentrator 9, in the task of accurate clock synchronization
Great effect is played, the two sides of concentrator 9 are equipped with fixing seat 10, and fixing seat 10 is fixedly connected with protective housing 1, fixing seat
10 inside both ends offer mounting groove 11, are equipped with limit plate 12 in mounting groove 11, the side of limit plate 12 is fixedly connected with
Protective pad 13；
The middle part of fixing seat 10 is connected with screw rod 14, connect with fixing seat 10 on the outside of the both ends of screw rod 14, screw rod
14 one end is through fixing seat 10 and is fixedly connected with steering wheel 15, by setting fixing seat 10 and limit plate 12, to concentrator 9
Fixed function is played, the installation and removal of concentrator 9 is facilitated, improves work efficiency；
The middle part of concentrator 9 is equipped with radio receiving transmitting module 16, central processing unit 17, information acquisition module 18 and information conveyance
Module 19, a upper region for concentrator 9 are equipped with GPS clock module 20, and the subsequent region of concentrator 9 is equipped with data checking module
21, by setting fixing seat 10 and limit plate 12, fixed function is played to concentrator 9, facilitates the peace installation and dismantling of concentrator 9
It unloads, improves work efficiency.
A kind of optional technical solution as the utility model:
There are two exhaust fans 6, and one of exhaust fan 6 rotates in the forward direction, another exhaust fan 6 reversely rotates, in this way
Setting, can make the air inside protective housing 1 reach circulation.
A kind of optional technical solution as the utility model:
Case lid 4 is fixedly connected by bolt with protective housing 1；
Strainer 8 and fixed block 7 are fixedly connected by bolt with protective housing 1.
A kind of optional technical solution as the utility model:
Screw rod 14 is flexibly connected by bearing 22 with fixing seat 10, and screw rod 14 is threadedly coupled with limit plate 12.
A kind of optional technical solution as the utility model:
Concentrator 9 is fitted and connected with protective pad 13, and protective pad 13 is made of rubber material, right by the way that protective pad 13 is arranged
Concentrator 9 plays protective effect, ensure that the safety of device.
A kind of optional technical solution as the utility model:
The input terminal of radio receiving transmitting module 16 and information acquisition module 18 is electrically connected with the output end of central processing unit 17,
The output end of the input terminal electrical connection radio receiving transmitting module 16 of central processing unit 17, the input terminal electrical connection of information conveyance module 19
The output end of information acquisition module 18.
A kind of optional technical solution as the utility model:
The output end of the input end signal connection GPS clock module 20 of concentrator 9, the output end signal connection of concentrator 9
The input terminal of data checking module 21.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the accurate clock synchronization sender unit unloads nowel when carrying out installing fixed to concentrator 9 first
Then bolt on lid 4 removes case lid 4, then concentrator 9 is placed in protective housing 1, concentrator 9 is made to be located at two limit plates 12
Between, steering wheel 15 is then rotated, steering wheel 15 drives limit plate 12 to move inward by screw rod 14, and limit plate 12 drives protection
Pad 13 clamps concentrator 9, finally installs upper box lid 4 again, when carrying out accurate time tick operation, by running concentrator 9, concentrates
The operation of device 9 will necessarily pass through the plates such as routing, power line, carrier module, and concentrator is passing through each plate institute in this process
If the time of consumption is lower than the time that power information generates, property when just will affect in fact, but in the design, mainly
Using with the concentrator 9 for accurately calculating each plate communication link time delays function, communication delay compensation is realized, specifically
Principle are as follows: when carrier module receives clock synchronization order, concentrator 9 can generate 645 clock synchronization messages of standard, pass through the meter to message
The time that calculating can be such that concentrator communicates with each plate shortens within 1s, if the clock synchronization command message that concentrator 9 issues is aobvious
Max-forwards rank is shown, then carrier module can carry out terminating waiting time calculating, when reaching waiting according to message length
Between after, carrier module carries out clock synchronization order, is experimentally confirmed, and this system can shorten each equipment in acquisition system
The clock jitter of unit, specific value is in 1s or so, the real-time for realizing acquisition data of real meaning.
It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy
It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign
Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or
Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section "
" following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than
Second feature.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of accurate clock synchronization sender unit, including protective housing (1), it is characterised in that: the bottom of the protective housing (1) is solid
Surely it is connected with pedestal (2), the top both ends of the pedestal (2) offer ventilation channel (3), the top of the protective housing (1)
It is fixedly connected with case lid (4), the bottom end two sides of the protective housing (1) offer ventilation hole (5)；
Exhaust fan (6) are equipped in the ventilation hole (5), the both ends of the exhaust fan (6) are fixedly connected to fixed block (7), institute
The bottom end for stating exhaust fan (6) is equipped with strainer (8), and the strainer (8) is fitted and connected with fixed block (7)；
The inside of the protective housing (1) is equipped with concentrator (9), and the two sides of the concentrator (9) are equipped with fixing seat (10), described
Fixing seat (10) is fixedly connected with protective housing (1), and the inside both ends of the fixing seat (10) offer mounting groove (11), described
Limit plate (12) are equipped in mounting groove (11), the side of the limit plate (12) is fixedly connected with protective pad (13)；
It is connected with screw rod (14) in the middle part of the fixing seat (10), on the outside of the both ends of the screw rod (14) and fixing seat
(10) it connects, one end of the screw rod (14) through fixing seat (10) and is fixedly connected with steering wheel (15)；
The middle part of the concentrator (9) be equipped with radio receiving transmitting module (16), central processing unit (17), information acquisition module (18) and
A upper region for information conveyance module (19), the concentrator (9) is equipped with GPS clock module (20), under the concentrator (9)
One region is equipped with data checking module (21).
2. a kind of accurate clock synchronization sender unit according to claim 1, it is characterised in that:
There are two the exhaust fans (6), and one of exhaust fan (6) rotates in the forward direction, another exhaust fan (6) reversely rotates.
3. a kind of accurate clock synchronization sender unit according to claim 1, it is characterised in that:
The case lid (4) is fixedly connected by bolt with protective housing (1)；
The strainer (8) and fixed block (7) are fixedly connected by bolt with protective housing (1).
4. a kind of accurate clock synchronization sender unit according to claim 1, it is characterised in that:
The screw rod (14) is flexibly connected by bearing (22) with fixing seat (10), the screw rod (14) and limit plate (12) screw thread
Connection.
5. a kind of accurate clock synchronization sender unit according to claim 1, it is characterised in that:
The concentrator (9) is fitted and connected with protective pad (13), and the protective pad (13) is made of rubber material.
6. a kind of accurate clock synchronization sender unit according to claim 1, it is characterised in that:
Output end of the input terminal of the radio receiving transmitting module (16) and information acquisition module (18) with central processing unit (17)
Electrical connection, the output end of input terminal electrical connection radio receiving transmitting module (16) of the central processing unit (17), the information conveyance
The output end of input terminal electrical connection information acquisition module (18) of module (19).
7. a kind of accurate clock synchronization sender unit according to claim 1, it is characterised in that:
The output end of input end signal connection GPS clock module (20) of the concentrator (9), the output of the concentrator (9)
End signal connects the input terminal of data checking module (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771376.2U CN208754271U (en) | 2018-10-30 | 2018-10-30 | A kind of accurate clock synchronization sender unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771376.2U CN208754271U (en) | 2018-10-30 | 2018-10-30 | A kind of accurate clock synchronization sender unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208754271U true CN208754271U (en) | 2019-04-16 |
Family
ID=66086185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821771376.2U Active CN208754271U (en) | 2018-10-30 | 2018-10-30 | A kind of accurate clock synchronization sender unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208754271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932816A (en) * | 2019-12-24 | 2020-03-27 | 广州供电局有限公司计量中心 | Accurate time synchronization method for electric energy meter network |
-
2018
- 2018-10-30 CN CN201821771376.2U patent/CN208754271U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932816A (en) * | 2019-12-24 | 2020-03-27 | 广州供电局有限公司计量中心 | Accurate time synchronization method for electric energy meter network |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ye Hua Inventor after: Chen Liming Inventor after: Zhao Ping Inventor after: Lan Min Inventor before: Ye Hua Inventor before: Chen Liming Inventor before: Zhao Yang Inventor before: Lan Min |
|
| CB03 | Change of inventor or designer information | ||
| CP02 | Change in the address of a patent holder |
Address after: 323600 No. 2 Zhongshan West Road, Fenghuangshan Street, Yunhe County, Lishui City, Zhejiang Province Patentee after: Zhejiang Yunhe County Power Supply Co., Ltd. Address before: 323600 No. 2 West West West Han Road, Fenghuangshan Street, Yunhe County, Lishui City, Zhejiang Province Patentee before: Zhejiang Yunhe County Power Supply Co., Ltd. |
|
| CP02 | Change in the address of a patent holder |