CN209117781U - A kind of electrical contact material electrical contact performance simulation test device - Google Patents
A kind of electrical contact material electrical contact performance simulation test device Download PDFInfo
- Publication number
- CN209117781U CN209117781U CN201821955010.0U CN201821955010U CN209117781U CN 209117781 U CN209117781 U CN 209117781U CN 201821955010 U CN201821955010 U CN 201821955010U CN 209117781 U CN209117781 U CN 209117781U
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- CN
- China
- Prior art keywords
- electrical contact
- pedestal
- screw rod
- simulation test
- contact material
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- 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.)
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Abstract
The utility model discloses a kind of electrical contact material electrical contact performance simulation test devices of electrical contact technical field, including pedestal, the top left side of the pedestal is provided with column, the left side top of the column is provided with transverse slat, screw rod and slide bar are provided through between the transverse slat and pedestal, the junction of the screw rod and transverse slat and pedestal is provided with bearing, hand turntable is provided at the top of the screw rod, the elevator connecting with sliding bar is bolted on the screw rod, the top right side of the elevator is provided with bulb mounting plate, the utility model structure is simple, it is easy to operate, can facilitate the electrical contact performance that contact material is demonstrated student when teaching, be conducive to improve cognition of the student to contact material, pass through sucker, be conducive to device to securely fix on the table, it avoids making device topple over damage because of neglectful collision, pass through Bolster can reduce impact force when two groups of contacts.
Description
Technical field
The utility model relates to electrical contact technical field, specially a kind of electrical contact material electrical contact performance simulation test dress
It sets.
Background technique
Contact material be for switching, relay, electrical connection and electric insert-pull element contact material, also known as electricity touching
Head material is generally divided to forceful electric power contact material and two kinds of light current contact material.Contact electrical contact performance is substantially physical chemistry
The comprehensive of performance embodies, and the various characteristics effect of intersecting.Generally, the electrical contact performance of contact specifically includes that table
Planar condition and contact resistance, resistance to arc erosion and anti-material transfer ability and resistance fusion welding.Wherein, contact material has high melt
Point, boiling point, specific heat capacity and fusing, heat of vaporization and high heat conductivity, it is no doubt advantageous to the resistance to arc erosion ability for improving contact,
But above-mentioned physical parameter can only improve the extinguishing condition of the electric arc between contact, or the hot-fluid of consumption electric arc input contact in large quantities,
However once contact surface melting liquid pool is formed, the erosion-resisting characteristics of contact can only then lean under the condition of high temperature contact material institute peculiar
Metallurgical characteristics guarantee that this is related to liquid silver to the wetability of contact surface.
Currently, existing electrical contact material electrical contact performance simulation test device is excessively complicated, high production cost, for religion
For, it is only necessary to which a kind of structure is simple, and easy to operate electrical contact material electrical contact performance simulation test device is taught to demonstrate
It learns, facilitates absorption of the student to knowledge.
Based on this, the utility model devises a kind of electrical contact material electrical contact performance simulation test device, on solving
State problem.
Utility model content
The purpose of this utility model is to provide a kind of electrical contact material electrical contact performance simulation test devices, on solving
It is excessively complicated to state the existing electrical contact material electrical contact performance simulation test device proposed in background technique, high production cost,
For teaching, it is only necessary to which a kind of structure is simple, and easy to operate electrical contact material electrical contact performance simulation test device comes
Teaching demonstration, the problem of facilitating absorption of the student to knowledge.
To achieve the above object, the utility model provides the following technical solutions: a kind of electrical contact material electrical contact performance mould
Quasi- experimental rig, including pedestal, the top left side of the pedestal are provided with column, and the left side top of the column is provided with cross
Plate, is provided through screw rod and slide bar between the transverse slat and pedestal, the junction of the screw rod and transverse slat and pedestal is respectively provided with
There is bearing, hand turntable is provided at the top of the screw rod, the elevator connecting with sliding bar is bolted on the screw rod, it is described
The top right side of elevator is provided with bulb mounting plate, and the right side wall of the bulb mounting plate is provided with bulb installation seat, described
Light bulb is provided on the right side of bulb installation seat, the bottom of the elevator is provided with isolation board, left side in the top of the pedestal
It is provided with bolster, electrical contact mounting blocks, the electrical contact peace are provided at the top of the bottom of the isolation board and bolster
Electrical contact is installed, right side is provided with earth leakage protective device and control switch in the top of the pedestal, and the control is opened on dress block
Plug is provided on the right side of pass, the top electrical contact mounting blocks, light bulb and plug are connected by connecting line, the lower section electricity touching
Head mounting blocks, earth leakage protective device, control switch and plug are connected by connecting line.
Preferably, the electrical contact mounting blocks include installation block main body, and the inner cavity top of the installation block main body is provided with
The two sidewalls of the copper sheet connecting with connecting line, the installation block main body are bolted with the fixing bolt abutted with electrical contact.
Preferably, the bolster includes the lower plate being fixed on the base, and is provided with top above the lower plate
Plate is provided with elastic component between the lower plate and upper plate.
Preferably, the bottom four corners of the pedestal are provided with sucker.
Preferably, the isolation board and upper plate are plastic part.
Compared with prior art, the utility model has the beneficial effects that the utility model structure is simple, and it is easy to operate, it can
Facilitate the electrical contact performance for demonstrating student contact material when teaching, is conducive to improve cognition of the student to contact material, pass through
Sucker is conducive to device and securely fixes on the table, avoids making device topple over damage because of neglectful collision, passes through buffering
Part can reduce impact force when two groups of contacts, by earth leakage protective device, play the role of protecting circuit can by screw rod
Realize the contacts of two groups of electrical contacts with separate.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model electrical contact mounting blocks structural schematic diagram；
Fig. 3 is the utility model bolster structural schematic diagram.
In attached drawing, parts list represented by the reference numerals are as follows:
1- pedestal, 2- column, 3- transverse slat, 4- screw rod, 5- slide bar, 6- hand turntable, 7- elevator, 8- bulb mounting plate, 9-
Bulb installation seat, 10- light bulb, 11- isolation board, 12- bolster, 121- lower plate, 122- upper plate, 123- elastic component, 13- electricity
Contact mounting blocks 131- installs block main body, 132- copper sheet, 133- fixing bolt, 14- electrical contact, 15- earth leakage protective device, 16- control
System switch, 17- plug, 18- sucker.
Specific embodiment
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 creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of electrical contact material electrical contact performance simulation test device technical side
Case: a kind of electrical contact material electrical contact performance simulation test device, including pedestal 1, the top left side of pedestal 1 are provided with column 2,
The left side top of column 2 is provided with transverse slat 3, and screw rod 4 and slide bar 5, screw rod 4 and transverse slat are provided through between transverse slat 3 and pedestal 1
3 and the junction of pedestal 1 be provided with bearing, the top of screw rod 4 is provided with hand turntable 6, is bolted on screw rod 4 and slide bar 5 is sliding
The elevator 7 of dynamic connection, the top right side of elevator 7 are provided with bulb mounting plate 8, and the right side wall of bulb mounting plate 8 is provided with
Bulb installation seat 9, the right side of bulb installation seat 9 are provided with light bulb 10, and the bottom of elevator 7 is provided with isolation board 11, pedestal 1
Left side is provided with bolster 12 in top, and the bottom of isolation board 11 and the top of bolster 12 are provided with electrical contact mounting blocks
13, electrical contact 14 is installed, right side is provided with earth leakage protective device 15 in the top of pedestal 1 and control is opened on electrical contact mounting blocks 13
16 are closed, the right side of control switch 16 is provided with plug 17, and top electrical contact mounting blocks 13, light bulb 10 and plug 17 pass through connecting line
Series connection, lower section electrical contact mounting blocks 13, earth leakage protective device 15, control switch 16 and plug 17 are connected by connecting line.
Wherein, electrical contact mounting blocks 13 include installation block main body 131, installation block main body 131 inner cavity top be provided with
The two sidewalls of the copper sheet 132 of connecting line connection, installation block main body 131 are bolted with the fixing bolt 133 abutted with electrical contact 14,
Electrical contact 14 is abutted with copper sheet 132, then by 133 fixing electric contacts 14 of rotary fixing screw bolt, bolster 12 includes being fixed on
Lower plate 121 on pedestal 1, the top of lower plate 121 are provided with upper plate 122, set between lower plate 121 and upper plate 122
It is equipped with elastic component 123, is conducive to reduce the impact force generated when two groups of electrical contacts 14 contact, the bottom four corners of pedestal 1 are respectively provided with
There is sucker 18, the fixation of device can be facilitated, isolation board 11 and upper plate 122 are plastic part, avoid its conduction.
One concrete application of the present embodiment are as follows: by needing electrical contact 14 to be tested electric with upper and lower two groups respectively for two groups
The copper sheet 132 of contact mounting blocks 13 abuts, and is fixed by rotary fixing screw bolt 133 to it, plug 17 is then inserted into electricity
Source, opening control switch 16, then rotates hand turntable 6 manually, to drive screw rod 4 to rotate, thus what drive was spirally connected with screw rod 4
Elevator 7 declines, to drive the electrical contact 14 of top to decline, when the electrical contact 14 of top is contacted with the electrical contact 14 of lower section fastly
When, electric arc can be generated, why electric arc can generate, and tracing it to its cause is to contact because there are air between conductor in two conductors
When, heat (fuel factor of electric current) can be discharged, if there is air among them, will starting arc, this electric arc can be two
A conductor completely attaches to, until passing through reciprocal lifting electrical contact 14, electric arc there is no disappearing when air-gap between them
Generation can two groups of electrical contacts 14 be formed with arc erosions, classmates can be sent out by observing after power-off electrical contact 14
If the material of existing electrical contact 14 is low fusing point, boiling point, specific heat capacity, fusing, the metal of vaporization and heat conductivity corrodes
Speed is fast, wherein by sucker 18, is conducive to device and securely fixes on the table, avoids making device because of neglectful collision
Topple over damage, by bolster 12, impact force when two groups of contacts can be reduced, by earth leakage protective device 15, plays protection
The effect of circuit.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of electrical contact material electrical contact performance simulation test device, including pedestal (1), it is characterised in that: the pedestal (1)
Top left side be provided with column (2), the left side top of the column (2) is provided with transverse slat (3), the transverse slat (3) and pedestal
(1) screw rod (4) and slide bar (5) are provided through between, the screw rod (4) and the junction of transverse slat (3) and pedestal (1) are respectively provided with
There is bearing, be provided with hand turntable (6) at the top of the screw rod (4), is bolted on the screw rod (4) and is slidably connected with slide bar (5)
Elevator (7), the top right side of the elevator (7) is provided with bulb mounting plate (8), the right side of the bulb mounting plate (8)
Side wall is provided with bulb installation seat (9), is provided with light bulb (10) on the right side of the bulb installation seat (9), the elevator (7)
Bottom is provided with isolation board (11), and left side is provided with bolster (12) in the top of the pedestal (1), the isolation board (11)
It is provided with electrical contact mounting blocks (13) at the top of bottom and bolster (12), electricity is installed on the electrical contact mounting blocks (13)
Contact (14), right side is provided with earth leakage protective device (15) and control switch (16) in the top of the pedestal (1), and the control is opened
It closes and is provided with plug (17) on the right side of (16), the top electrical contact mounting blocks (13), light bulb (10) and plug (17) pass through company
Wiring series connection, the lower section electrical contact mounting blocks (13), earth leakage protective device (15), control switch (16) and plug (17) pass through company
Wiring series connection.
2. a kind of electrical contact material electrical contact performance simulation test device according to claim 1, it is characterised in that: described
Electrical contact mounting blocks (13) include installation block main body (131), and the inner cavity top of installation block main body (131) is provided with and connects
The two sidewalls of the copper sheet (132) of line connection, installation block main body (131) are bolted with the fixation spiral shell abutted with electrical contact (14)
Bolt (133).
3. a kind of electrical contact material electrical contact performance simulation test device according to claim 1, it is characterised in that: described
Bolster (12) includes the lower plate (121) being fixed on pedestal (1), is provided with upper plate above the lower plate (121)
(122), elastic component (123) are provided between the lower plate (121) and upper plate (122).
4. a kind of electrical contact material electrical contact performance simulation test device according to claim 1, it is characterised in that: described
The bottom four corners of pedestal (1) are provided with sucker (18).
5. a kind of electrical contact material electrical contact performance simulation test device according to claim 3, it is characterised in that: described
Isolation board (11) and upper plate (122) are plastic part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955010.0U CN209117781U (en) | 2018-11-26 | 2018-11-26 | A kind of electrical contact material electrical contact performance simulation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955010.0U CN209117781U (en) | 2018-11-26 | 2018-11-26 | A kind of electrical contact material electrical contact performance simulation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209117781U true CN209117781U (en) | 2019-07-16 |
Family
ID=67206464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821955010.0U Expired - Fee Related CN209117781U (en) | 2018-11-26 | 2018-11-26 | A kind of electrical contact material electrical contact performance simulation test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209117781U (en) |
-
2018
- 2018-11-26 CN CN201821955010.0U patent/CN209117781U/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: 20190716 Termination date: 20211126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |