CN208043179U - A kind of transformer oil storage pipe type oil-level gauge - Google Patents
A kind of transformer oil storage pipe type oil-level gauge Download PDFInfo
- Publication number
- CN208043179U CN208043179U CN201820551038.1U CN201820551038U CN208043179U CN 208043179 U CN208043179 U CN 208043179U CN 201820551038 U CN201820551038 U CN 201820551038U CN 208043179 U CN208043179 U CN 208043179U
- Authority
- CN
- China
- Prior art keywords
- oil
- glass tube
- eye bolt
- signaling switch
- gasket
- 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.)
- Expired - Fee Related
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a kind of transformer oil storage pipe type oil-level gauges,It includes protective cover,Oil level form,Gasket I,Glass tube,Gasket II,Eye bolt,Nut,Signaling switch K1,Signaling switch K2,Terminal box,Glass tube is the VERTICAL TUBE with upper and lower horizontal through-hole,Its upper and lower side is sealed by eye bolt,Gasket I is provided between eye bolt and horizontal through-hole,Eye bolt passes through oil conservater cabinet lid and is connected and fixed by nut,Gasket II is provided between eye bolt and oil conservater cabinet lid,Glass tube upper and lower ends are respectively equipped with signaling switch K1 and signaling switch K2,The utility model passes through glass tube,Eye bolt oil conservater forms linker,It is switched by glass tube upper and lower side setting signal,Realize the alarm of high low oil level,The utility model is primarily adapted for use in transformer oil storage and shows that oil level and oil level abnormal alarm are used,With oil level intuitive display,It is versatile,Production cost is low,The accurate feature of signal alarm.
Description
Technical field
The utility model is related to a kind of transformer oil storage accessory, specially a kind of novel tubular type oil for transmitting signal
Position meter.
Background technology
Currently, transformer oil storage selects pointer type fuel level indicator to show oil level and warning, pointer type fuel level indicator by
In reasons in structure, it is primarily present problems with：
1, the beat of pointer of pointer type fuel level indicator is mainly the gear of floating ball, link transmission realization close to the inner portion, to oil level
Meter requirement on machining accuracy is higher, and oil level indicator pointer indicating position is not the actual position of pasta inside oil conservater, and oil level is shown
It is not intuitive enough；
2, the signal alarm of pointer type fuel level indicator is switched in fact by the mechanical movement trigger signal of pointer and internal gear
Existing, mechanical movement error and travel switch itself error can all cause the malfunction or tripping of signaling switch, alarm error larger；
3, the floating ball swing angle of pointer type fuel level indicator is restricted, usually 120 °, is unable to fully measure in oil conservater
Oil level, producer are to meet the different running environment of transformer, often prevent pointer type fuel level indicator in pole using oil conservater is increased
False alarm at a temperature of limit increases the cost of transformer production；
4, the floating ball of pointer type fuel level indicator is easy to swing back and forth and then damages connecting rod or inner teeth during long-distance transport
Wheel, causes the damage of oil level indicator.
Invention content
To solve the above problem that existing transformer oil storage oil level is shown, the utility model provides a kind of transformer storage
Oil Tank pipe type oil-level gauge, shows suitable for oil storage tank of oil immersed transformer oil level and warning is used.
For achieving the above object, technical solution used by the utility model is：
A kind of transformer oil storage pipe type oil-level gauge, it includes protective cover, oil level form, gasket I, glass tube, close
Packing II, eye bolt, nut, signaling switch K1, signaling switch K2, terminal box, glass tube are with the perpendicular of upper and lower horizontal through-hole
Straight tube, upper and lower side are sealed by eye bolt, gasket I are provided between eye bolt and horizontal through-hole, eye bolt passes through
Oil conservater cabinet lid is simultaneously connected and fixed by nut, is provided with gasket II between eye bolt and oil conservater cabinet lid, on glass tube
Lower both ends are respectively equipped with signaling switch K1 and signaling switch K2, and terminal box is provided on the downside of glass tube, are drawn by terminal box reserved
Signal wire, signaling switch K1 and signaling switch K2 are connect with terminal box respectively, and protective cover, protective cover setting are equipped on the outside of glass tube
There are oil level form, the eye bolt to be connected to respectively with glass tube and oil conservater.
The eye bolt is provided with L-shaped channel, and glass tube forms linker by eye bolt and oil conservater.
The glass tube is used with graduated tempered glass pipe.
The glass tube of the pipe type oil-level gauge is connected with oil conservater up and down, close using rubber between bolt, nut and glass tube
Two signaling switches are respectively set into row buffering and sealing, in glass tube upper and lower ends in packing, its signal wire is led to glass tube
In the terminal box of lower end, setting protective cover and glass vision panel in outside, and signal wire in terminal box is drawn one section to protective cover
It is outer to be used as preserved signal line, when oil conservater has oil, it is ensured that oil level indicator is identical as air pressure in oil conservater, and liquid level is identical, can lead to
Oil surface level in observation glass tube is crossed, intuitively recognizes oil level situation in oil conservater.The length of glass tube is the amount of oil level indicator
Journey chooses corresponding glass length of tube according to different oil conservater height, can fully read the oil level in oil conservater, compared to
Pointer type fuel level indicator has the range of bigger, can reduce the use of transformer oil in oil conservater volume and oil conservater to a certain extent
Amount.Two signaling switches are located at glass tube upper and lower ends, under oil level is higher than upper end signaling switch or is less than in glass tube
End signal switchs, you can the triggering high and low signal alarm of oil level, alarm error are only influenced by signaling switch itself error, alarmed
Precision is higher than pointer type fuel level indicator.Shield material selection cold-rolled steel sheet outside glass tube, oil level inspect material selection tempered glass,
Not only it can guarantee the safety of glass tube under the various running environment of transformer, but also do not influenced oil level observation.
The beneficial effects of the utility model are：The utility model is shown suitable for oil storage tank of oil immersed transformer oil level and oil
Position alarm is used, this kind of pipe type oil-level gauge has oil level intuitive display, the feature that production cost is low, signal alarm is accurate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the electrical wiring schematic diagram of signaling switch.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings：
A kind of transformer oil storage pipe type oil-level gauge as shown in drawings, it includes protective cover 1, oil level form 2, sealing
Pad I 3, glass tube 4, gasket II 5, eye bolt 6, nut 7, signaling switch K18, signaling switch K29, terminal box 10, glass
Pipe 4 is the VERTICAL TUBE with upper and lower horizontal through-hole, and upper and lower side is sealed by eye bolt 6, and 4 upper and lower end of glass tube passes through with holes
Bolt 6, nut 7 and oil conservater cabinet lid 12 are fixed, and are lined with gasket I 3 and gasket II 5, two sealings at eye bolt 6 respectively
Pad can both play the role of sealing and buffer protection, can also play the protective effect to glass tube, prevent during the installation process,
Glass tube is damaged, and connection uses eye bolt, and the hole of bolt is as access connection oil conservater inside and glass tube, glass
4 upper end of glass pipe be equipped with signaling switch K18, be used as oil level height alarm, lower end be equipped with signaling switch K29, be used as the low alarm of oil level, two
The signal wire of a signaling switch introduces in the terminal box 10 below glass tube, by drawing signal wire in terminal box to protective cover 1
Outside is as preserved signal line 11.
Shown in Fig. 3 connection principles, circuit where signaling switch includes 4 terminals, and every 2 terminals are one group,
A, b is the terminals of signaling switch K1, and c, d are the terminals of signaling switch K2, and the signaling switch K1, signaling switch K2 are equal
For liquid-level switch, signaling switch K1 is normally opened, and signaling switch K2 is normally closed, and glass tube 4 is surrounded by ellipsoid protective cover 1, is prevented
Shroud front is equipped with oil level form 2 it can be seen that entire glass tube, protective cover surrounding fluting, it is anti-that oil level form 2 uses top to be inserted into
Shield 1 is installed, and is cleared up convenient for the dismounting of oil level form.
In the actual production process, the length of glass tube can make according to the actual height of oil conservater, two signaling switches
Position can be chosen according to the alert locations of actual demand, the length of preserved signal line can be chosen according to physical cabling length.
Pipe type oil-level gauge given by the utility model uses law of connected vessels, and glass tube is connected to oil conservater both ends,
Oil level can be intuitively reacted, the operation conditions of transformer is judged convenient for operation maintenance personnel, the length of glass tube, the position of signaling switch can
By adjusting with suitable for variously-shaped, all size oil conservater, versatility is stronger, due to expanding with heat and contract with cold for transformer oil,
Oil level is related to the running temperature of transformer oil in oil conservater, and traditional pointer type fuel level indicator occurs often since range is smaller
Oil level is low in oil conservater but is not that zero or oil level are high but do not overflow, and oil level has exceeded the alarm range of oil level indicator at this time, causes
Oil level indicator is frequently alarmed, and the pipe type oil-level gauge given by the utility model, range is big, close to the oil reserve of oil conservater, is improved
The defect of the abnormally frequent alarm of pointer type fuel level indicator, the position of pasta is more than the position of signaling switch K1 settings in glass tube
High warning is triggered, pasta can trigger low oil level alarm less than the position of signaling switch K2 settings, and alarm accuracy is high.
The above is only the preferred embodiment of the utility model, it is noted that for the ordinary skill of technical field
For personnel, without departing from the principle of this utility model, several improvement can also be made, wound is not being paid in these improvement
The scope of protection of the utility model is also should be regarded as under the premise of the property made labour.
Claims (3)
1. a kind of transformer oil storage pipe type oil-level gauge, characterized in that it includes protective cover, oil level form, gasket I, glass
Glass pipe, gasket II, eye bolt, nut, signaling switch K1, signaling switch K2, terminal box, glass tube are with horizontal logical up and down
The VERTICAL TUBE in hole, upper and lower side are sealed by eye bolt, and gasket I, spiral shell with holes are provided between eye bolt and horizontal through-hole
Bolt passes through oil conservater cabinet lid and is connected and fixed by nut, and gasket II, glass are provided between eye bolt and oil conservater cabinet lid
Glass pipe upper and lower ends are respectively equipped with signaling switch K1 and signaling switch K2, are provided with terminal box on the downside of glass tube, are drawn by terminal box
Go out preserved signal line, signaling switch K1 and signaling switch K2 are connect with terminal box respectively, and protective cover, protection are equipped on the outside of glass tube
It is provide with and is equipped with oil level form, the eye bolt is connected to glass tube and oil conservater respectively.
2. oil conservater pipe type oil-level gauge according to claim 1, it is characterised in that：The eye bolt is provided with L
Shape channel, glass tube form linker by eye bolt and oil conservater.
3. oil conservater pipe type oil-level gauge according to claim 1, it is characterised in that：The glass tube was used with quarter
The tempered glass pipe of degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820551038.1U CN208043179U (en) | 2018-04-18 | 2018-04-18 | A kind of transformer oil storage pipe type oil-level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820551038.1U CN208043179U (en) | 2018-04-18 | 2018-04-18 | A kind of transformer oil storage pipe type oil-level gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208043179U true CN208043179U (en) | 2018-11-02 |
Family
ID=63927629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820551038.1U Expired - Fee Related CN208043179U (en) | 2018-04-18 | 2018-04-18 | A kind of transformer oil storage pipe type oil-level gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208043179U (en) |
-
2018
- 2018-04-18 CN CN201820551038.1U patent/CN208043179U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |