CN208954844U - Blocking device and the air switch for using the device - Google Patents
Blocking device and the air switch for using the device Download PDFInfo
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- CN208954844U CN208954844U CN201821624793.4U CN201821624793U CN208954844U CN 208954844 U CN208954844 U CN 208954844U CN 201821624793 U CN201821624793 U CN 201821624793U CN 208954844 U CN208954844 U CN 208954844U
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- latch bar
- link
- blocking device
- retention bead
- air switch
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Abstract
The utility model relates to low-voltage air switch technical fields, more particularly, to a kind of blocking device and use the air switch of the device.Blocking device, including the first latch bar, the second latch bar and warning sign；First latch bar and the second latch bar are used to be arranged in the obturator hernia of air switch, to limit the movement of the operation handle of air switch；Warning sign is provided with the first link and the second link, and the first link is sheathed on the first latch bar, and the second link is sheathed on the second latch bar.Air switch, including multiple Switch main bodies being arranged in rows and the blocking device.The utility model, which can be effectively prevented from, carries out maloperation to operation handle, ensure that the safety of operating personnel and the stabilization of operating system.
Description
Technical field
The utility model relates to low-voltage air switch technical fields, more particularly, to a kind of blocking device and use the device
Air switch.
Background technique
Currently, working on low-pressure secondary circuit, according to GB26860-2011 " electric power safety working regulation (power generation
Factory and substation section) " regulation includes power failure, electrical verification, ground connection, suspension mark in the safety measure of low tension loop power failure work
Board uses insulation masking measure.Have a power failure to low-pressure secondary circuit, the power supply air of typically disconnection associated loop is opened
It closes.If but be only merely disconnection air switch, what this was very difficult to be protected for the safety of operating personnel, if air
Because maloperation is closed, the safety of the operating personnel on circuit will be on the hazard switch, after the circuit electrification that should not be charged, will make
At operating system failure or exception.
Particularly with the air switch group being arranged in rows, when needing to disconnect a portion air switch, it is easier to make
The maloperation of pairs of air switch.
Utility model content
The first of the utility model is designed to provide a kind of blocking device, is opened with solving air existing in the prior art
Pass is easy the technical issues of being misused and bringing security risk.
The second of the utility model is designed to provide a kind of air switch, is opened with solving air existing in the prior art
Pass is easy the technical issues of being misused and bringing security risk.
Based on above-mentioned first purpose, the utility model provides a kind of blocking device, including the first latch bar, the second locking
Stick and warning sign；
First latch bar and second latch bar are used to be arranged in the obturator hernia of air switch, to limit
State the movement of the operation handle of air switch；
The warning sign is provided with the first link and the second link, and first link is sheathed on first latch bar
On, second link is sheathed on second latch bar.
Further, in certain embodiments, first latch bar far from second latch bar one end and
One end far from first latch bar of second latch bar, which is all provided with, is provided with end cap, the end cap and first locking
Stick and second latch bar are detachably connected.
Further, in certain embodiments, first latch bar and second latch bar are provided with limiting slot,
First link can be limited in the limiting slot on first latch bar, and second link can be limited in described
In limiting slot on two latch bars.
It further, in certain embodiments, further include the first retention bead and the second retention bead, first limit
Raised to be detachably connected with first latch bar, second retention bead is detachably connected with second latch bar, institute
State the first retention bead and second retention bead can respectively with its corresponding to the lower surface of operation handle abut.
Further, in certain embodiments, the middle position of first latch bar is provided with the first recessed portion, described
The lower surface of first retention bead is provided with first connecting portion, and the first connecting portion is inserted into first recessed portion；
The middle position of second latch bar is provided with the second recessed portion, the lower surface setting of second retention bead
There is second connecting portion, the second connecting portion is inserted into second recessed portion.
Further, in certain embodiments, the diameter of the diameter of first latch bar and second latch bar is equal
For 0.5~1mm.
Further, in certain embodiments, the material of first link and the material of second link are bullet
Property rubber.
Further, in certain embodiments, the material of first latch bar and the material of second latch bar are
Toughness insulating materials.
Further, in certain embodiments, the material of the warning sign is elastic rubber.
Based on above-mentioned second purpose, the utility model additionally provides a kind of air switch, including it is multiple be arranged in rows open
Close ontology and the blocking device, multiple Switch main bodies are provided with obturator hernia, first latch bar and described the
Two latch bars are arranged in the obturator hernia.
Compared with prior art, the utility model has the following beneficial effects:
Blocking device provided by the utility model, including the first latch bar, the second latch bar and warning sign；Described first closes
Lock stick and second latch bar are used to be arranged in the obturator hernia of air switch, to limit the manipulator of the air switch
The movement of handle；The warning sign is provided with the first link and the second link, and first link is sheathed on first latch bar
On, second link is sheathed on second latch bar.
Based on the structure, blocking device provided by the utility model passes through the first latch bar of setting, the second latch bar and police
Show board, the steady of the safety and operating system that ensure that operating personnel to operation handle progress maloperation can be effectively prevented from
It is fixed.By taking the air switch group being arranged in rows as an example, when implementing, the first latch bar and the second latch bar are inserted into respectively different
In obturator hernia, so that the first latch bar or the second latch bar are horizontal above or below operation handle, specifically, work as air switch
When needing to be in an off state, the first latch bar or the horizontal top in operation handle of the second latch bar, when air switch needs to locate
When closed state, the first latch bar or the horizontal lower section in operation handle of the second latch bar；Then the first link is covered first
On latch bar, the second link is covered on the second latch bar, to warn people's No switching on or forbid separating brake.
Air switch provided by the utility model can be effective due to having used blocking device provided by the utility model
Ground avoids carrying out maloperation to operation handle, ensure that the safety of operating personnel and the stabilization of operating system.
In conclusion the utility model has the advantages that above-mentioned many and practical value, and there are no in similar product
Similar method is published or is used and really belongs to innovation, produces preferable practical effect, and have extensive industry valence
Value.
Attached drawing will be cooperated below, elaborated.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the blocking device that the utility model embodiment one provides；
Fig. 2 is the schematic diagram of the blocking device that provides of the utility model embodiment one in a state of use；
Fig. 3 is the structural schematic diagram for the blocking device that the utility model embodiment two provides；
Fig. 4 is the structural schematic diagram for the blocking device that the utility model embodiment three provides；
Fig. 5 is the structural schematic diagram for the blocking device that the utility model embodiment four provides；
Fig. 6 is the structural schematic diagram for the air switch that the utility model embodiment five provides；
Fig. 7 is the structural schematic diagram for the air switch that the utility model embodiment six provides.
Icon: the first latch bar of 101-；The second latch bar of 102-；The first link of 103-；The second link of 104-；The end 105-
Cap；106- warning sign；107- limiting slot；The first retention bead of 108-；The second retention bead of 109-；110- Switch main body；111-
First connecting portion；112- second connecting portion；113- operation handle.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., the orientation or positional relationship of instruction are orientation based on the figure or position
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This
Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Embodiment one
Referring to figure 1 and figure 2, it present embodiments provides a kind of blocking device, including the first latch bar 101, second closes
Lock stick 102 and warning sign 106；First latch bar 101 and the second latch bar 102 are used to be arranged in the obturator hernia of air switch
In, to limit the movement of the operation handle 113 of air switch；Warning sign 106 is provided with the first link 103 and the second link 104,
First link 103 is sheathed on the first latch bar 101, and the second link 104 is sheathed on the second latch bar 102.
Based on the structure, blocking device provided in this embodiment, by the way that the first latch bar 101, the second latch bar 102 is arranged
With warning sign 106, it can be effectively prevented from and maloperation is carried out to operation handle 113, ensure that the safety and fortune of operating personnel
The stabilization of row system.By taking the air switch group being arranged in rows as an example, when implementing, by the first latch bar 101 and the second latch bar
102 are inserted into respectively in different obturator hernias, so that the first latch bar 101 or the second latch bar 102 are horizontal in the upper of operation handle 113
Side or lower section, specifically, when air switch needs to be in an off state, the first latch bar 101 or the second latch bar 102 it is horizontal
The top of operation handle 113, when air switch needs in the closure state, the first latch bar 101 or the second latch bar 102 are horizontal
In the lower section of operation handle 113；Then by 103 sets of the first link on the first latch bar 101, by 104 sets of the second link
On two latch bars 102, to warn people's No switching on or forbid separating brake.
Further, in certain embodiments, the diameter of the diameter of the first latch bar 101 and the second latch bar 102 is
0.5~1mm.
The diameter of the diameter of first latch bar 101 and the second latch bar 102 can be adapted with the diameter of obturator hernia, so as to
Successfully the diameter of the first latch bar 101 and the second latch bar 102 are inserted into different obturator hernias.
Further, in certain embodiments, the material of the first link 103 and the material of the second link 104 are elasticity
Rubber.
The material of first link 103 and the material of the second link 104 are elastic rubber, are convenient for 103 He of the first link
Second link 104 is respectively sleeved on the first latch bar 101 and the second latch bar 102, easy to operate, durable.
Optionally, the diameter of the internal diameter of the first link 103 and the first latch bar 101 is adapted, the second link 104 and second
The diameter of latch bar 102 is adapted, and the first link 103 is set on the first latch bar 101, the second link 104 is set in
On second latch bar 102, not only play the role of fixing the first latch bar 101 and the second latch bar 102, but also there can be preferable peace
Full warning effect.
In the present embodiment, insulation processing is carried out to the first link 103 and the second link 104, or use elastic insulated rubber.
Further, in certain embodiments, the material of the first latch bar 101 and the material of the second latch bar 102 are tough
Property insulating materials.
Since the spacing on air switch periphery is smaller, the barred body of hard can not be directly through two or more obturator hernias, this
Sample just needs the first latch bar 101 and the second latch bar 102 to have certain toughness, facilitates insertion into the sky installed in different forms
In the obturator hernia of air cock (such as 2P is spaced apart, 3P is spaced apart, 4P is spaced apart or that in a row installs is spaced apart).
Further, in certain embodiments, the material of warning sign 106 is elastic rubber.
Insulation processing is carried out to warning sign 106, or uses elastic insulated rubber, can be prevented during using tool,
Warning sign 106, which is accidentally fallen, causes the anomalous events such as secondary loop short circuit or ground connection in the terminal block and equipment of electrification.
Warning sign 106 in the present embodiment arranges convenient for storage, and being not in when encountering nonstandard size and being spaced apart can not
The case where installation, warning sign 106 have elasticity, can satisfy locking and listed needs that special size is spaced apart.
Warning sign 106 is equipped with caveat, such as: No switching on, someone's work.For another example: forbid operating a switch, someone's work.
Optionally, the poster on warning sign 106, which can be, is integrally formed setting with warning sign 106, is also possible to make
The used time stick-on paper etc. for being printed on poster.
It should be noted that other similar caveat can also be arranged on warning sign 106, this embodiment is not repeated.
Embodiment two
Shown in Figure 3, the present embodiment also provides a kind of blocking device, and the blocking device of the present embodiment is in embodiment
The technical solution of improvement on the basis of one, embodiment one in addition to this also belongs to the embodiment, is not repeated to describe herein.
Identical components are using the appended drawing reference being the same as example 1, herein referring to the description to embodiment one.
Further, in certain embodiments, one end and the far from the second latch bar 102 of the first latch bar 101
One end far from the first latch bar 101 of two latch bars 102, which is all provided with, is provided with end cap 105, end cap 105 and the first latch bar 101
It is detachably connected with the second latch bar 102.
By the way that end cap 105 is arranged, the first link 103 can be effectively prevent to fall off from the first latch bar 101, while can
It effectively prevent the second link 104 to fall off from the second latch bar 102.When in use, first by the first latch bar 101 and the second locking
Stick 102 is inserted into obturator hernia, then end cap 105 is sleeved on to the end of the first latch bar 101 and the second latch bar 102.
Embodiment three
Shown in Figure 4, the present embodiment also provides a kind of blocking device, and the blocking device of the present embodiment is in embodiment
The technical solution of improvement on the basis of one, embodiment one in addition to this also belongs to the embodiment, is not repeated to describe herein.
Identical components are using the appended drawing reference being the same as example 1, herein referring to the description to embodiment one.
Further, in certain embodiments, the first latch bar 101 and the second latch bar 102 are provided with limiting slot
107, the first link 103 can be limited in the limiting slot 107 on first latch bar 101, and the second link 104 can limit
In the limiting slot 107 on the second latch bar 102.
By the way that limiting slot 107 is arranged on the first latch bar 101 and the second latch bar 102, it not only will not influence first and close
It locks stick 101 and the second latch bar 102 passes through obturator hernia, and can respectively be fixed on the first link 103 and the second link 104
On first latch bar 101 and the second latch bar 102, prevent the first link 103 and the second link 104 from falling off.
Optionally, the quantity of limiting slot 107 can be one, or multiple, multiple limiting slots 107 are along the first locking
The length direction interval of stick 101 or the second latch bar 102 setting, to adapt to different air switches.
Optionally, limiting slot 107 is annular groove.
It should be noted that the technical solution of embodiment two is also applied for the present embodiment.
Example IV
Shown in Figure 5, the present embodiment also provides a kind of blocking device, and the blocking device of the present embodiment is in embodiment
The technical solution of improvement on the basis of one, embodiment one in addition to this also belongs to the embodiment, is not repeated to describe herein.
Identical components are using the appended drawing reference being the same as example 1, herein referring to the description to embodiment one.
Further, in certain embodiments, blocking device further includes the first retention bead 108 and the second retention bead
109, the first retention bead 108 is detachably connected with the first latch bar 101, and the second retention bead 109 and the second latch bar 102 can
Dismantling connection, the first retention bead 108 and the second retention bead 109 can respectively with its corresponding to operation handle 113 under
Surface abuts.
When needing to maintain "on" position, the first latch bar 101 or the second latch bar 102 are located under operation handle 113
Side, operation handle 113 have a possibility that moving down, at this point, passing through the first retention bead 108 of setting or the second retention bead
109, operation handle 113 can be further prevented to move downward, ensure that personnel and system safety.
Further, in certain embodiments, the middle position of the first latch bar 101 is provided with the first recessed portion, and first
The lower surface of retention bead 108 is provided with first connecting portion 111, and first connecting portion 111 is inserted into the first recessed portion；Second
The middle position of latch bar 102 is provided with the second recessed portion, and the lower surface of the second retention bead 109 is provided with second connecting portion
112, second connecting portion 112 is inserted into the second recessed portion.
Optionally, the first recessed portion can be blind hole, or through-hole.First connecting portion 111 can be column structure.
Such mode not only will not influence the first latch bar 101 across obturator hernia, but also can be easily by the first retention bead
108 are mounted on the first latch bar 101.
Second recessed portion can be blind hole, or through-hole.The structure of the structure of second recessed portion and the first recessed portion
It may be the same or different.Second connecting portion 112 can be column structure.
It should be noted that the technical solution of embodiment two and embodiment three is also applied for the present embodiment.
Embodiment five
It is shown in Figure 6, a kind of air switch is present embodiments provided, including multiple Switch main bodies 110 being arranged in rows
The blocking device provided with the utility model embodiment one, multiple switch ontology 110 are provided with obturator hernia, the first latch bar
101 and second latch bar 102 be arranged in obturator hernia.
Air switch provided in this embodiment, due to the blocking device for having used the utility model embodiment one to provide, energy
It is enough effectively prevented from and maloperation is carried out to operation handle 113, ensure that the safety of operating personnel and the stabilization of operating system.
Embodiment six
It is shown in Figure 7, a kind of air switch is present embodiments provided, including multiple Switch main bodies 110 being arranged in rows
The blocking device provided with the utility model embodiment four, multiple switch ontology 110 are provided with obturator hernia, the first latch bar
101 and second latch bar 102 be arranged in obturator hernia.
Air switch provided in this embodiment, due to the blocking device for having used the utility model embodiment four to provide, energy
It is enough effectively prevented from and maloperation is carried out to operation handle 113, ensure that the safety of operating personnel and the stabilization of operating system.
It should be noted that air switch provided in this embodiment, can also use the utility model embodiment two and reality
The blocking device of the offer of example three is provided.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of blocking device, which is characterized in that including the first latch bar, the second latch bar and warning sign；
First latch bar and second latch bar are used to be arranged in the obturator hernia of air switch, to limit the sky
The movement of the operation handle of air cock；
The warning sign is provided with the first link and the second link, and first link is sheathed on first latch bar, institute
The second link is stated to be sheathed on second latch bar.
2. blocking device according to claim 1, which is characterized in that first latch bar is latched far from described second
One end far from first latch bar of one end of stick and second latch bar, which is all provided with, is provided with end cap, the end cap with
First latch bar and second latch bar are detachably connected.
3. blocking device according to claim 1, which is characterized in that first latch bar and second latch bar are equal
It is provided with limiting slot, first link can be limited in the limiting slot on first latch bar, the second link energy
It is enough limited in the limiting slot on second latch bar.
4. blocking device according to any one of claim 1 to 3, which is characterized in that further include the first retention bead and
Second retention bead, first retention bead are detachably connected with first latch bar, second retention bead and institute
The second latch bar is stated to be detachably connected, first retention bead and second retention bead can respectively with its corresponding to
The lower surface of operation handle abuts.
5. blocking device according to claim 4, which is characterized in that the middle position of first latch bar is provided with
One recessed portion, the lower surface of first retention bead are provided with first connecting portion, and the first connecting portion is inserted into described
In first recessed portion；
The middle position of second latch bar is provided with the second recessed portion, and the lower surface of second retention bead is provided with
Two interconnecting pieces, the second connecting portion are inserted into second recessed portion.
6. blocking device according to any one of claim 1 to 3, which is characterized in that the diameter of first latch bar
Diameter with second latch bar is 0.5~1mm.
7. blocking device according to any one of claim 1 to 3, which is characterized in that the material of first link and
The material of second link is elastic rubber.
8. blocking device according to any one of claim 1 to 3, which is characterized in that the material of first latch bar
Material with second latch bar is toughness insulating materials.
9. blocking device according to any one of claim 1 to 3, which is characterized in that the material of the warning sign is bullet
Property rubber.
10. a kind of air switch, which is characterized in that including multiple Switch main bodies being arranged in rows and as appointed in claim 1 to 9
Blocking device described in one, multiple Switch main bodies are provided with obturator hernia, and first latch bar and described second close
Lock stick is arranged in the obturator hernia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821624793.4U CN208954844U (en) | 2018-10-08 | 2018-10-08 | Blocking device and the air switch for using the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821624793.4U CN208954844U (en) | 2018-10-08 | 2018-10-08 | Blocking device and the air switch for using the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208954844U true CN208954844U (en) | 2019-06-07 |
Family
ID=66740451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821624793.4U Active CN208954844U (en) | 2018-10-08 | 2018-10-08 | Blocking device and the air switch for using the device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208954844U (en) |
-
2018
- 2018-10-08 CN CN201821624793.4U patent/CN208954844U/en active Active
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