CN205920925U - Circuit breaker - Google Patents
Circuit breaker Download PDFInfo
- Publication number
- CN205920925U CN205920925U CN201621006882.3U CN201621006882U CN205920925U CN 205920925 U CN205920925 U CN 205920925U CN 201621006882 U CN201621006882 U CN 201621006882U CN 205920925 U CN205920925 U CN 205920925U
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- Prior art keywords
- density monitor
- crossbeam
- chopper
- temperature
- chopper according
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Abstract
The utility model provides a circuit breaker, circuit breaker includes: crossbeam (10), density relay (20) set up on crossbeam (10) to the temperature of the mounted position department of messenger's density relay (20) and the temperature of monitoring department are unanimous. The technical scheme of the utility model the defect that arouses the maloperation at mechanism's case is easily installed to the density relay of overcoming among the prior art.
Description
Technical field
This utility model is related to technical field of electric equipment and in particular to a kind of chopper.
Background technology
Density monitor is a kind of pressure gauge with temperature-compensating or pressure switch, according to its principle, will use up in use
Balance between the temperature that can guarantee that density monitor installed position and the temperature needing body at monitoring (arc extinguishing is indoor), special
Not being in the big area of day and night temperature, if there is the temperature difference between the two, can bring about error, also can affect lithium when serious
Sulfur chopper normally uses.
In prior art, density monitor is arranged in mechanism case, removes moisture heater due to being furnished with mechanism case, causes close
The temperature of degree relay installed position is inconsistent with the temperature needing body at monitoring (arc extinguishing is indoor), particularly in temperature round the clock
The big area of difference, the temperature of both is more inconsistent, easily causes density monitor maloperation in use, thus shadow
Ring sulfur hexafluoride breaker normally to use.
Utility model content
The technical problems to be solved in the utility model is to overcome density monitor of the prior art to be arranged on mechanism case
Easily cause the defect of maloperation, thus providing a kind of chopper.
To achieve these goals, this utility model provides a kind of chopper, comprising: crossbeam；Density monitor, setting
On crossbeam, so that the temperature of the installed position of density monitor is consistent with the temperature at monitoring.
Further, density monitor is arranged on the medial wall of crossbeam.
Further, crossbeam has the observation panel for observing the pressure on density monitor, be provided with observation panel
Observation window.
Further, chopper also includes muff, and muff is set on density monitor.
Further, muff is heat-preservation cotton.
Further, density monitor is removably mounted on crossbeam.
Further, density monitor is arranged on crossbeam by securing member.
Further, chopper also includes air pipe, and air pipe is connected on the rear portion of density monitor.
Further, chopper also includes mechanism case, and mechanism case is arranged on crossbeam, and mechanism case and density monitor are spaced
Setting.
Further, density monitor has installing plate, and installing plate is arranged on crossbeam.
Technical solutions of the utility model, have the advantage that and density monitor are arranged on crossbeam so that density relay
The temperature of the installed position of device is consistent with the temperature of (arc-chutes) at monitoring, efficiently avoid the temperature difference between the two, from
And so that density monitor is normally used, it is to avoid maloperation, so that sulfur hexafluoride breaker normally runs, improves product reliable
Property.
Brief description
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the schematic front view of the embodiment according to chopper of the present utility model；And
Fig. 2 shows the a-a of the chopper of Fig. 1 to cross-sectional schematic.
Description of reference numerals:
10th, crossbeam；20th, density monitor；21st, installing plate；30th, muff；40th, air pipe；50th, mechanism case；60th, insulate
Post；70th, observation window.
Specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described it is clear that described
Embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this practicality
Novel protected scope.
As depicted in figs. 1 and 2, the chopper of the present embodiment includes: crossbeam 10 and density monitor 20, density monitor 20
It is arranged on crossbeam 10, so that the temperature of the installed position of density monitor 20 is consistent with the temperature at monitoring.
The chopper of application the present embodiment, density monitor 20 is arranged on crossbeam 10 so that density monitor 20
The temperature of installed position is consistent with the temperature of (arc-chutes) at monitoring, efficiently avoid the temperature difference between the two, so that
Density monitor can normally use, it is to avoid maloperation, so that sulfur hexafluoride breaker normally runs, improves product reliability.
Because the temperature at crossbeam 10 is almost consistent with the temperature of arc-chutes, as shown in Fig. 2 density monitor 20 is arranged on
On the medial wall of crossbeam 10.Ensure that the temperature of the installed position of density monitor 20 and the temperature base of (arc-chutes) at monitoring
This is consistent, reaches the normal purpose run of product.
As shown in Fig. 2 the observation panel for observing the pressure on density monitor 20 is had on crossbeam 10, set in observation panel
It is equipped with observation window 70.So it is conveniently used for a walkaround inspection.
Chopper also includes muff 30, and muff 30 is set on density monitor 20.Muff 30 plays insulation
Effect, is effectively guaranteed the temperature of the installed position of density monitor 20 and the temperature basic of (arc-chutes) at monitoring
Cause, efficiently avoid the temperature difference between the two, so that density monitor can normally use, it is to avoid maloperation, so that six
Sulfur fluoride chopper normally runs, and improves product reliability.Preferably, muff 30 is heat-preservation cotton.Heat-preservation cotton is easy to use, peace
Dress is easy, with low cost.
Preferably, density monitor 20 is removably mounted on crossbeam 10.Simple installation, is easy to keep in repair.Density relay
Device 20 is arranged on crossbeam 10 by securing member.Securing member is easy to use, and assembly and disassembly are easy, with low cost.
The side of the observation window 70 shown in Fig. 2 is the front of chopper, and density monitor 20 is arranged on the front of chopper,
The display part of density monitor 20 is just seen from the front of chopper.
Chopper also includes air pipe 40, and air pipe 40 is connected on the rear portion of density monitor 20.That is, trachea
Road 40 is connected on the rear portion away from display part of density monitor 20, is easy to be connected with arc-chutes.
Chopper also includes mechanism case 50, and mechanism case 50 is arranged on crossbeam 10, between mechanism case 50 and density monitor 20
Every setting.That is, density monitor 20 is located at the outside of mechanism case 50, do not affected by the temperature within mechanism case.
As shown in figure 1, chopper also includes insulated column 60, insulated column 60 is arranged on the top of crossbeam 10, and mechanism case 50 sets
Put the bottom in crossbeam 10.
Preferably, chopper is sulfur hexafluoride breaker.
Density monitor 20 has installing plate 21, and installing plate 21 is arranged on crossbeam 10.Installing plate 21 is easy to density continues
Electrical equipment 20 is arranged on crossbeam 10.Preferably, installing plate 21 is detachably connected with crossbeam 10.
From the foregoing, the application provide a kind of for the density monitor protected mode under cryogenic conditions, pass through
Change density monitor installation site (being arranged in crossbeam) and protective case is installed additional to density monitor, so that density monitor is pacified
Temperature at holding position is basically identical with the temperature needing (arc extinguishing is indoor) at monitoring, ensures do not have temperature difference at both as far as possible,
Ensure that density monitor normally runs, thus ensureing sulfur hexafluoride breaker reliability service.
Meanwhile, density monitor is improved, meet low temperature environment and use, particularly as follows:
1st, adopt oil-free design, can use in low temperature environment, its contact adopts microswitch, can with life-time service, and
Contact is reliable.
2nd, by original 0.5bar's so as to pipe end unit displacement increases of being changed to using Baden pipe 10bar.Due to pipe end position
Move big, all right selection of compensating element, improve precision.
3rd, implement stricter temperature-compensating test it is ensured that temperature-compensating is accurate.
4th, be changed to density monitor and air pipe link position from below after, density monitor is enable to be arranged on open circuit
Device front, facilitates the daily walkaround inspection of user.
As can be seen from the above description, this utility model the above embodiments achieve following technique effect:
Make the temperature of density monitor installed position consistent with the temperature needing (arc extinguishing is indoor) at monitoring, it is to avoid both
Between have the temperature difference so that density monitor can normally use, it is to avoid maloperation, so that sulfur hexafluoride breaker is normally transported
OK, improve product reliability.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only
For the ease of description this utility model with simplify description, rather than instruction or the hint device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly
Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning in this utility model for the language.
As long as additionally, involved technical characteristic in this utility model different embodiments does not just constitute conflict each other
Can be combined with each other.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or
Change among the protection domain created still in this utility model.
Claims (10)
1. a kind of chopper is it is characterised in that include:
Crossbeam (10)；
Density monitor (20), is arranged on described crossbeam (10), so that the installed position of described density monitor (20)
Temperature is consistent with the temperature at monitoring.
2. chopper according to claim 1 is it is characterised in that described density monitor (20) is arranged on crossbeam (10)
On medial wall.
3. chopper according to claim 2 is it is characterised in that have for observing described density on described crossbeam (10)
The observation panel of the pressure on relay (20), is provided with observation window (70) at described observation panel.
4. chopper according to claim 1 is it is characterised in that described chopper also includes muff (30), described guarantor
Temperature set (30) is set on described density monitor (20).
5. chopper according to claim 4 is it is characterised in that described muff (30) is heat-preservation cotton.
6. chopper according to claim 1 is it is characterised in that described density monitor (20) is removably mounted on institute
State on crossbeam (10).
7. chopper according to claim 6 is it is characterised in that described density monitor (20) is arranged on by securing member
On described crossbeam (10).
8. chopper according to claim 1 is it is characterised in that described chopper also includes air pipe (40), described gas
Pipeline (40) is connected on the rear portion of described density monitor (20).
9. chopper according to claim 1 is it is characterised in that described chopper also includes mechanism case (50), described machine
Structure case (50) is arranged on described crossbeam (10), described mechanism case (50) and described density monitor (20) interval setting.
10. chopper according to claim 1 is it is characterised in that described density monitor (20) has installing plate (21),
Described installing plate (21) is arranged on described crossbeam (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006882.3U CN205920925U (en) | 2016-08-29 | 2016-08-29 | Circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006882.3U CN205920925U (en) | 2016-08-29 | 2016-08-29 | Circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205920925U true CN205920925U (en) | 2017-02-01 |
Family
ID=57869117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621006882.3U Active CN205920925U (en) | 2016-08-29 | 2016-08-29 | Circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205920925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505493A (en) * | 2020-04-29 | 2020-08-07 | 上海乐研电气有限公司 | Multifunctional gas density monitor and monitoring system for monitoring temperature difference |
-
2016
- 2016-08-29 CN CN201621006882.3U patent/CN205920925U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505493A (en) * | 2020-04-29 | 2020-08-07 | 上海乐研电气有限公司 | Multifunctional gas density monitor and monitoring system for monitoring temperature difference |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230908 Granted publication date: 20170201 |