CN207704677U - A kind of actual training device of research air switch protective value - Google Patents
A kind of actual training device of research air switch protective value Download PDFInfo
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- CN207704677U CN207704677U CN201721434083.0U CN201721434083U CN207704677U CN 207704677 U CN207704677 U CN 207704677U CN 201721434083 U CN201721434083 U CN 201721434083U CN 207704677 U CN207704677 U CN 207704677U
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Abstract
The utility model provides a kind of actual training device of research air switch protective value,Including work box,The upper end of the work box is equipped with shaft by the way that stationary fixture axis is dynamic,The both ends of the shaft are fixed with two groups of fixture blocks,And two groups of fixture blocks are stuck in two groups of fixing pieces,The fixing piece includes dovetail sliding rail,The outer end of the dovetail sliding rail is fixed with gear chamber,One end of the bottom surface connecting spring in the gear intracavitary portion,Utility model device is when needing using control panel,By sliding shoe to gear chamber internal slide,Control panel is rotated to vertical direction,Unclamp sliding shoe,The head of fixture block is set to be stuck in the cross groove of sliding block header,The angle of control panel is fixed,Keep vertical state,After the angle for fixing control panel,Open first panel frame and second panel frame,It is rotatablely connected plate,Make perforation alignment preformed hole and bolt enters fixing bolt.
Description
Technical field
The utility model is related to air switch technical field, specially a kind of real training dress of research air switch protective value
It sets.
Background technology
Air switch also known as air-break, are one kind of breaker, as long as being that electric current is more than specified electricity in one kind circuit
The switch that stream will disconnect automatically, air switch are very important a kind of electricity in low voltage power distribution network and electric drive system
Device, it integrates control and multi-protective function, in addition to it can complete contact and disjunction circuit, moreover it is possible to circuit or electrical equipment
Cause raw short circuit, heavy overload and under-voltage etc. to be protected, while can be used for infrequently starting motor, in order to
Air switch is studied, air switch protection has been produced in the prior art and has differentiated actual training device workbench, but in the prior art
Air switch protection differentiate that actual training device is excessive with the volume of workbench control panel, transport is inconvenient, and when not in use,
Control panel is placed be easy to accidentally be damaged vertically, thus it is proposed that a kind of real training of research air switch protective value
Device is solving the above problems.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of actual training device of research air switch protective value
The problem of being proposed in background technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of research air switch protective value
The upper end of actual training device, including work box and control system, the work box is equipped with shaft by the way that stationary fixture axis is dynamic, institute
The both ends for stating shaft are fixed with two groups of fixture blocks, and two groups of fixture blocks are stuck in two groups of fixing pieces, and the fixing piece includes swallow
The outer end of tail sliding rail, the dovetail sliding rail is fixed with gear chamber, one end of the bottom surface connecting spring in the gear intracavitary portion, the spring it is another
The bottom of end connection sliding shoe, and sliding shoe sliding is fastened in dovetail sliding rail, and control plane sheet frame is fixed in the shaft, it should
Control plane sheet frame includes the first panel frame being hingedly arranged up and down and second panel frame, the first panel frame and second panel frame
It is fixed by connector, and control panel is installed in first panel frame and second panel frame.
Preferably, the control system includes master controller, and the input terminal of the master controller has been electrically connected leak source event
Hinder protective relay, single-phase transformer and Thermomagetic circuit-breaker, and the output end of controller be electrically connected motor input terminal,
The input terminal of air switch and the input terminal of indicator light.
Preferably, the quantity of the stationary fixture is two groups, and stationary fixture described in two groups is respectively welded at the upper of work box
End, the axis of the shaft are parallel with the length direction of work box.
Preferably, the head of the fixture block is the decussate texture of protrusion, and the head of the sliding shoe is equipped with and fixture block
The cross groove of head fits, and the head of fixture block is stuck in the cross groove of sliding block header.
Preferably, the connector includes two groups of fixing axles, and fixing axle is respectively and vertically fixed at second panel described in two groups
The side wall of frame is hinged with connecting plate in the fixing axle, and the connecting plate, which runs through, is equipped with perforation, and the first panel frame is equipped with
The preformed hole coordinated with perforation, and perforation has fixing bolt with bolt in preformed hole.
Compared with prior art, the utility model has the beneficial effects that：
1, by the setting of fixing piece and fixture block, so that control panel is folded up when need not use, subtract
Few occupied space, and control panel can be prevented to be damaged, when needing using control panel, by sliding shoe to gear chamber
Internal slide, rotation control panel to vertical direction unclamp sliding shoe, and the head of fixture block is made to be stuck in the cross of sliding block header
In groove, the angle of control panel is fixed, keeps vertical state；
2, by the way that control panel is divided into hinged first panel frame and second panel frame, further reduce control panel
Occupied space make the expansion of first panel frame and second panel frame and fold simple and convenient by the setting of connector.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is structure enlargement diagram at A in the utility model Fig. 1；
Fig. 3 is structure enlargement diagram at B in the utility model Fig. 1；
Fig. 4 is the structural schematic diagram of control system in the utility model.
In figure：1 work box, 2 stationary fixtures, 3 shafts, 4 fixture blocks, 5 fixing pieces, 6 dovetail sliding rails, 7 gear chambers, 8 springs, 9 are slided
Motion block, 10 control plane sheet frames, 11 first panel frames, 12 second panel frames, 13 connectors, 14 fixing axles, 15 connecting plates, 16 are worn
Hole, 17 preformed holes, 18 fixing bolts.
Specific implementation mode
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of real training of research air switch protective value
The upper end of device, including work box 1 and control system, work box 1 is equipped with shaft 3, shaft 3 by the way that 2 axis of stationary fixture is dynamic
Both ends be fixed with two groups of fixture blocks 4, and two groups of fixture blocks 4 are stuck in two groups of fixing pieces 5, and fixing piece 5 includes dovetail sliding rail
6, the outer end of the dovetail sliding rail 6 is fixed with gear chamber 7, one end of the bottom surface connecting spring 8 inside the gear chamber 7, the spring 8 it is another
The bottom of end connection sliding shoe 9, and the sliding of sliding shoe 9 is fastened in dovetail sliding rail 6, and control plane sheet frame 10 is fixed in shaft 3,
The control plane sheet frame 10 includes the first panel frame 11 being hingedly arranged up and down and second panel frame 12, first panel frame 11 and second
Panel frame 12 is fixed by connector 13, and is installed with control panel in first panel frame 11 and second panel frame 12, is controlled
Panel 10 processed divides for first panel frame 11 and second panel frame 12, and first panel frame 11 and the back side of second panel frame 12 pass through
Articulated shaft is hinged so that control panel 10 can fold, and reduce occupied space.
The control system includes master controller, the input terminal of the master controller be electrically connected leak source error protection after
Electric appliance, single-phase transformer and Thermomagetic circuit-breaker, and the output end of controller is electrically connected the input terminal of motor, air switch
Input terminal and indicator light input terminal.
RH99M electric leakage protection relays are used cooperatively with zero sequence transformer TA30, and zero sequence transformer passes through in monitoring circuit
Earth-fault current export a proportional signal to electric leakage protection relay, when earth fault, that is, leakage current be more than after
When the limit value and drop-away time of electric appliance setting, relay trip action, so that relay can play the circuit monitored
Protective effect.
The main function of one-way isolation transformer is：Make the electrical completely insulated of primary side and secondary side, also makes the circuit
Isolation, in addition, using the big feature of the high-frequency loss of its iron core, to inhibit high frequency spurs to be passed to control loop.
Thermomagetic circuit-breaker access main circuit in, flow through with motor same current, when electromotor overload reaches a certain level
When, thermal element, which is heated, reaches certain bending degree, pushes electrothermal relay movement structure.
The quantity of stationary fixture 2 is two groups, and two groups of stationary fixtures 2 are respectively welded at the upper end of work box 1, the axis of shaft 3
Line is parallel with the length direction of work box 1.
The head of fixture block 4 is the decussate texture of protrusion, and the head of sliding shoe 9 is equipped with ten with 4 head fits of fixture block
Font groove, and the head of fixture block 4 is stuck in the cross groove on 9 head of sliding shoe, need using control panel 10 when
It waits, by sliding shoe 9 to the internal slide of gear chamber 7, rotation control panel 10 arrives vertical direction, unclamps sliding shoe 9, make fixture block 4
Head is stuck in the cross groove on 9 head of sliding shoe, and the angle of control panel 10 is fixed, and keeps vertical state.
Connector 13 includes two groups of fixing axles 14, and two groups of fixing axles 14 are respectively and vertically fixed at the side of second panel frame 12
Wall is hinged with connecting plate 15 in fixing axle 14, and connecting plate 15, which runs through, is equipped with perforation 16, and first panel frame 11 is equipped with and perforation 12
The preformed hole 17 of cooperation, and bolt has fixing bolt 18 in perforate 16 and preformed hole 17, after the angle for fixing control panel 10, beats
First panel frame 11 and second panel frame 12 are opened, plate 15 is rotatablely connected, makes the alignment preformed hole 17 of perforation 12 and bolt enters fixing bolt
18.
Operation principle：Utility model device is when needing using control panel 10, by sliding shoe 9 to gear chamber 7
Internal slide, rotation control panel 10 arrive vertical direction, unclamp sliding shoe 9, the head of fixture block 4 is made to be stuck in 9 head of sliding shoe
In cross groove, the angle of control panel 10 is fixed, vertical state is kept, fixes the angle of control panel 10
Afterwards, first panel frame 11 and second panel frame 12 are opened, plate 15 is rotatablely connected, makes the alignment preformed hole 17 of perforation 12 and bolt enters fixation
Bolt 18.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of actual training device of research air switch protective value, including work box (1) and control system, feature exist
In：The upper end of the work box (1) is equipped with shaft (3) by the way that stationary fixture (2) axis is dynamic, and the both ends of the shaft (3) are fixed
Equipped with two groups of fixture blocks (4), and two groups of fixture blocks (4) are stuck in two groups of fixing pieces (5), and the fixing piece (5) includes that dovetail is slided
Rail (6), the outer end of the dovetail sliding rail (6), which is fixed with, keeps off chamber (7), one end of the internal bottom surface connecting spring (8) of the gear chamber (7),
The bottom of the other end connection sliding shoe (9) of the spring (8), and sliding shoe (9) sliding is fastened in dovetail sliding rail (6), it is described
Control plane sheet frame (10) is fixed in shaft (3), which includes the first panel frame being hingedly arranged up and down
(11) with second panel frame (12), the first panel frame (11) is fixed by connector (13) with second panel frame (12), and
It is installed with control panel in first panel frame (11) and second panel frame (12).
2. a kind of actual training device of research air switch protective value according to claim 1, it is characterised in that：The control
System processed includes master controller, and the input terminal of the master controller has been electrically connected leak source protection fault relay, single-phase transformation
Device and Thermomagetic circuit-breaker, and the output end of controller be electrically connected the input terminal of motor, air switch input terminal and
The input terminal of indicator light.
3. a kind of actual training device of research air switch protective value according to claim 1, it is characterised in that：It is described solid
The quantity that clamp has (2) is two groups, and stationary fixture (2) described in two groups is respectively welded at the upper end of work box (1), the shaft
(3) axis is parallel with the length direction of work box (1).
4. a kind of actual training device of research air switch protective value according to claim 1, it is characterised in that：The card
The head of block (4) is the decussate texture of protrusion, and the head of the sliding shoe (9) is equipped with ten with fixture block (4) head fits
Font groove, and the head of fixture block (4) is stuck in the cross groove on sliding shoe (9) head.
5. a kind of actual training device of research air switch protective value according to claim 1, it is characterised in that：The company
Fitting (13) includes two groups of fixing axles (14), and fixing axle (14) described in two groups is respectively and vertically fixed at the side of second panel frame (12)
Wall is hinged with connecting plate (15) on the fixing axle (14), and the connecting plate (15), which is run through, is equipped with perforation (16), first face
Sheet frame (11) is equipped with the preformed hole (17) coordinated with perforation (16), and perforation (16) has fixing bolt with preformed hole (17) interior bolt
(18)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434083.0U CN207704677U (en) | 2017-11-01 | 2017-11-01 | A kind of actual training device of research air switch protective value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434083.0U CN207704677U (en) | 2017-11-01 | 2017-11-01 | A kind of actual training device of research air switch protective value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207704677U true CN207704677U (en) | 2018-08-07 |
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ID=63021854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721434083.0U Active CN207704677U (en) | 2017-11-01 | 2017-11-01 | A kind of actual training device of research air switch protective value |
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| CN (1) | CN207704677U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545036A (en) * | 2018-12-28 | 2019-03-29 | 淄博职业学院 | A kind of think of political affairs class tutor, which imparts knowledge to students, uses ancillary equipment |
| CN110599927A (en) * | 2019-09-20 | 2019-12-20 | 华北理工大学 | Rain-proof political affairs propaganda board of thinking that steeps |
-
2017
- 2017-11-01 CN CN201721434083.0U patent/CN207704677U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545036A (en) * | 2018-12-28 | 2019-03-29 | 淄博职业学院 | A kind of think of political affairs class tutor, which imparts knowledge to students, uses ancillary equipment |
| CN110599927A (en) * | 2019-09-20 | 2019-12-20 | 华北理工大学 | Rain-proof political affairs propaganda board of thinking that steeps |
| CN110599927B (en) * | 2019-09-20 | 2021-08-20 | 华北理工大学 | Rain-proof political affairs propaganda board of thinking that steeps |
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