CN107356191A - Pressing block type displacement transducer - Google Patents
Pressing block type displacement transducer Download PDFInfo
- Publication number
- CN107356191A CN107356191A CN201710726449.XA CN201710726449A CN107356191A CN 107356191 A CN107356191 A CN 107356191A CN 201710726449 A CN201710726449 A CN 201710726449A CN 107356191 A CN107356191 A CN 107356191A
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- China
- Prior art keywords
- displacement
- high precision
- contact
- open switch
- normal open
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 57
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000007257 malfunction Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of pressing block type displacement transducer, including recessed slot type briquetting body, the high precision displacement normal open switch for monitoring the change of adjacent photovoltaic inter-module spacing is provided with the groove of the briquetting body, the left dislocation contact of apical grafting solar photovoltaic assembly and right displacement contact are respectively equipped with the briquetting body of corresponding high precision displacement normal open switch both sides or so riser, the both ends of left dislocation contact and right displacement contact respectively with high precision displacement normal open switch are fixedly connected；The both ends of the high precision displacement normal open switch are connected with the output line of output signal.The present invention can monitor stationary state of the photovoltaic module on support in real time, realize malfunction monitoring and alarm condition output function, so as to operation maintenance personnel can timely processing, avoid the generation of component slip phenomenon, reduce loss of personal property.
Description
Technical field
The present invention relates to sensor technical field, particularly a kind of displacement transducer.
Background technology
As summer arrives, it is strong right that China each department enter the bad weather multiple stage, strong wind, heavy rain, thunder and lightning etc. successively
Stream weather all will cause certain impact with photovoltaic plant to family.By being found in investigation of the family with photovoltaic plant, component
Arrangement, support quality, Power Plant Design, the counterweight of pile foundation etc. for the particularly important plate of designing for Wind-Pressure Resistance commercially not
There is unified installation requirement, the pile foundation counterweight of various regions etc. also not consistent.
It is by component pressure that every piece of photovoltaic module of the distributed photovoltaic assembly array now used, which is fixed on assembly support,
What block was realized, component is fixed on support by frame briquetting form, and each briquetting overlaps the edge of two pieces of photovoltaic modulies, such as
Shown in Fig. 3, by the plane for forming two pieces of photovoltaic modulies press admittedly, the fixation of firmware is realized, if one piece of group therein
Part is shifted over briquetting will be caused to lose pressing fixation, and component will slip photovoltaic bracket due to losing briquetting compacting,
Cause the physical damage of component（Break into pieces, it is hidden to split）, or internal electric property abnormality；And because adjacent component is by one
What individual component briquetting was fixed, therefore work as a block assembly and slip phenomenon occurs, the component of domino formula will be caused to loosen slip phenomenon,
Photovoltaic module can be made to fall, damage component or cause to jeopardize the safety of personnel.
In order to reduce the risk of this slippage, now application can carry out fastening pressure with the briquetting of rubber blanket in engineering
Tightly, the steadiness of component installation, but aging and the erosion of environment Acid-base Gas due to rubber blanket are so undoubtedly increased, and
The presence of mechanical oscillation, the phenomenon of loosening can still occur, after this failure imagination occurs, it is impossible to it is found to exclude in time, it is right
Photovoltaic module is in itself and other staff can cause great potential safety hazard.In order to avoid this phenomenon causes damage,
Require operation maintenance personnel and careful detection is carried out to photovoltaic array, however as the increase of photovoltaic distribution installed capacity, safeguard
Work can be increasing, and no small challenge is brought to attendant.
The content of the invention
The technical problem to be solved in the invention is to provide a kind of briquetting for being applied to use in photovoltaic module installation process
Formula displacement transducer, stationary state of the photovoltaic module on support can be monitored in real time, realize that malfunction monitoring and alarm condition are defeated
Go out function, so as to operation maintenance personnel can timely processing, avoid the generation of component slip phenomenon, reduce loss of personal property.
In order to solve the above technical problems, the technical solution used in the present invention is as follows.
A kind of pressing block type displacement transducer, including recessed slot type briquetting body, it is provided with the groove of the briquetting body
For monitoring the high precision displacement normal open switch of adjacent photovoltaic inter-module spacing change, corresponding high precision displacement normal open switch both sides
Briquetting body or so riser on be respectively equipped with the left dislocation contact of apical grafting solar photovoltaic assembly and right displacement contact, left dislocation
The both ends of contact and right displacement contact respectively with high precision displacement normal open switch are fixedly connected；The high precision displacement normal open switch
Both ends be connected with the output line of output signal.
Above-mentioned pressing block type displacement transducer, the high precision displacement normal open switch include one group of normally opened contact and are connected to
It is used to adjust the displacement governor motion that briquetting body or so founds spacing between plates between normally opened contact one end and displacement contact.
Above-mentioned pressing block type displacement transducer, the displacement governor motion are the hard expansion link with adjusting knob.
It is as follows as a result of above technical scheme, the invention technological progress.
The present invention is used in the installation process of photovoltaic module, identical with the specification of general components briquetting, installs and uses mode
It is identical, it is applicable to the construction of new photovoltaic system and the upgrading to original photovoltaic system.After present invention application, Neng Goushi
When monitor the fixed position unusual fluctuation state of photovoltaic module in photovoltaic array, export normally closed signal under normal condition, work as photovoltaic module
Between gap become it is big when export normally opened signal, by monitoring main frame intelligent decision, the position unusual fluctuation to photovoltaic module（Gap becomes big,
Displacement etc.）Real-time local and remote alarms are carried out, prompting personnel take care, so that operation maintenance personnel can be carried out to component in time
In good time maintenance fastening work, avoids the generation of component slip phenomenon, reduces the working strength of operation maintenance personnel, reduce people
Body property loss.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is scheme of installation of the present invention between photovoltaic module；
Fig. 3 is the integral installation schematic diagram of photovoltaic array.
Wherein：1. left dislocation contact, 2. right displacement contacts, 3. high precision displacement normal open switch, 31. normally opened contacts, 32.
Move governor motion, 4. output lines, 5. photovoltaic modulies, 6. fastening bolt components；A. briquetting, D. adjacent photovoltaics pack clearance away from
From.
Embodiment
The present invention is analyzed according to the mounting means of distributed photovoltaic component, and the installation of photovoltaic array to photovoltaic bracket is
One photovoltaic briquetting is shared by being fastened between bolt and rack material to realize consolidating for photovoltaic module by adjacent two block assembly
Fixed, the pressed contact width of wherein photovoltaic briquetting and photovoltaic module is very small, and this requires two block assembly positions to fix, no
Shift phenomenon can occur, otherwise can release photovoltaic briquetting, lose the fixation to photovoltaic module.Because photovoltaic array is logical
It is fixed to realize to cross the shared one group of photovoltaic briquetting of not two block assemblies, is slipped so once there is monolithic displacement, polylith group can be made
Part loses fixation.The present invention can replace original photovoltaic to fix briquetting, and original structure and mounting means need not be made
Any change, installation are simple time saving.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in further detail.
A kind of pressing block type displacement transducer, its structure is as shown in figure 1, including recessed slot type briquetting body, briquetting body bag
Include the pressing plate and the connecting plate of riser and connection board positioned at both sides, left pressing plate, left risers, connecting plate, right risers and right pressure
Plate is structure as a whole, and pressing plate is located at the top of riser, and connecting plate is located at the bottom of riser so that between two pieces of risers of briquetting body
Form groove structure.It is by being worn between the connecting plate and fixed mount of bottom portion of groove when briquetting is used to fix photovoltaic module
Cross fastening bolt component 6 and complete fastening, as shown in Figure 2.
In the present invention, whether the distance between monitoring adjacent photovoltaic component 5 changes, and is set in the groove of briquetting body
It is equipped with high precision displacement normal open switch 3, the briquetting body of corresponding high precision displacement normal open switch both sides or so riser and sets respectively
Have left dislocation contact 1 and the right displacement contact 2 of apical grafting solar photovoltaic assembly, left dislocation contact 1 and right displacement contact 2 respectively with
The both ends of high precision displacement normal open switch are fixedly connected；The both ends of high precision displacement normal open switch are connected with output line 4, use
In to external output signal.
The structure of high precision displacement normal open switch 3 is as shown in figure 1, including one group of normally opened contact 31 and be connected to normally opened touch
Displacement governor motion 32 between point one end and displacement contact.Normally opened contact is under photovoltaic module normal condition due to photovoltaic module
Extruding and normally off is presented, when between photovoltaic module distance increase when, normally opened contact loses extruding force and normally open is presented,
So as to play the purpose whether monitoring adjacent photovoltaic inter-module displacement changes.Displacement governor motion is used to adjust briquetting body
Spacing between the riser of left and right, adjacent photovoltaic pack clearance distance D is further adjusted, to meet the photovoltaic module of different size model
Install and use, in the present embodiment, displacement governor motion 32 is the hard expansion link with adjusting knob, is stretched by adjusting regulation hard
The length of contracting bar, to adapt to the pitch requirements of adjacent photovoltaic inter-module.
The present invention is the brand-new design made according to the setting and common structure of photovoltaic module, passes through embedded mode
It is arranged in the structure of photovoltaic module briquetting, monitoring gap displacement is adjusted to accurate dimension, therefore need not constrain the standard of photovoltaic briquetting
True gap size, that is, it is capable of the displacement state amount of accurate measurement adjacent photovoltaic inter-module.
The present invention is when being used for installation photovoltaic component, passes through the blessing effect during installations of two pieces of photovoltaic modulies, high precision position
Moving the contact point of normal open switch can shrink to axial centre, make the normally open switch closure of inside, switch to export closure signal,
That is switch conduction, monitoring main frame is connected to by signal wire and carries out automated intelligent monitoring.Gap between there is photovoltaic module
Distance becomes big, and when reaching the dangerous numerical value of slippage, or during component slippage, the extruding force that normally opened contact is subject to diminishes, and presentation is beaten
Open state, so as to export normally opened signal, that is, switch off, not on-state will be presented in the monitoring circuit of whole system；Monitoring master
Chance real-time monitors this mutation, notifies local owner to take care by sound and light alarm, while pass through short message form
Operation maintenance personnel is notified, fastening assembly when taking measures, adjusts supporting structure, avoids causing owner's property loss and protection staff to pacify
Entirely.
The present invention can be arranged in brand-new photovoltaic module briquetting, and the photovoltaic briquetting that disposed can also be changed
Make use, the installation site of sensor drills during transformation（Aperture size meets the size of the movable contact of displacement transducer）, will
Gap sensor is embedded into the component fixation photovoltaic briquetting that can be achieved in photovoltaic briquetting with monitoring function.
Claims (3)
1. a kind of pressing block type displacement transducer, including recessed slot type briquetting body, it is characterised in that：The groove of the briquetting body
Inside it is provided with the high precision displacement normal open switch for monitoring the change of adjacent photovoltaic inter-module spacing（3）, corresponding high precision displacement
The left dislocation contact of apical grafting solar photovoltaic assembly is respectively equipped with the briquetting body of normal open switch both sides or so riser（1）And the right side
Displacement contact（2）, left dislocation contact（1）With right displacement contact（2）Fix and connect with the both ends of high precision displacement normal open switch respectively
Connect；The both ends of the high precision displacement normal open switch are connected with the output line of output signal（4）.
2. pressing block type displacement transducer according to claim 1, it is characterised in that：The high precision displacement normal open switch
（3）Including one group of normally opened contact（31）And it is connected between normally opened contact one end and displacement contact and is used to adjust a briquetting body left side
The displacement governor motion of spacing between right risers（32）.
3. pressing block type displacement transducer according to claim 2, it is characterised in that：The displacement governor motion（32）For band
The hard expansion link of adjusting knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710726449.XA CN107356191A (en) | 2017-08-22 | 2017-08-22 | Pressing block type displacement transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710726449.XA CN107356191A (en) | 2017-08-22 | 2017-08-22 | Pressing block type displacement transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107356191A true CN107356191A (en) | 2017-11-17 |
Family
ID=60289235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710726449.XA Pending CN107356191A (en) | 2017-08-22 | 2017-08-22 | Pressing block type displacement transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107356191A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107888128A (en) * | 2017-12-19 | 2018-04-06 | 苏州诺浩众创信息科技研发有限公司 | A kind of photovoltaic bracket with loosened fastener warning device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU157849U1 (en) * | 2014-10-30 | 2015-12-20 | Открытое акционерное общество "Федеральная гидрогенерирующая компания - РусГидро" (ОАО "РусГидро") | GAP CONTROL DEVICE |
| CN105871313A (en) * | 2016-06-08 | 2016-08-17 | 浙江精工能源科技集团有限公司 | Flexible roof photovoltaic subassembly installing structure |
| CN207095491U (en) * | 2017-08-22 | 2018-03-13 | 保定嘉盛光电科技股份有限公司 | Pressing block type displacement transducer |
-
2017
- 2017-08-22 CN CN201710726449.XA patent/CN107356191A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU157849U1 (en) * | 2014-10-30 | 2015-12-20 | Открытое акционерное общество "Федеральная гидрогенерирующая компания - РусГидро" (ОАО "РусГидро") | GAP CONTROL DEVICE |
| CN105871313A (en) * | 2016-06-08 | 2016-08-17 | 浙江精工能源科技集团有限公司 | Flexible roof photovoltaic subassembly installing structure |
| CN207095491U (en) * | 2017-08-22 | 2018-03-13 | 保定嘉盛光电科技股份有限公司 | Pressing block type displacement transducer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107888128A (en) * | 2017-12-19 | 2018-04-06 | 苏州诺浩众创信息科技研发有限公司 | A kind of photovoltaic bracket with loosened fastener warning device |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171117 |
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| RJ01 | Rejection of invention patent application after publication |