CN109559940A - A kind of high voltage direct current relay for facilitating dynamic iron core to process - Google Patents
A kind of high voltage direct current relay for facilitating dynamic iron core to process Download PDFInfo
- Publication number
- CN109559940A CN109559940A CN201811582977.3A CN201811582977A CN109559940A CN 109559940 A CN109559940 A CN 109559940A CN 201811582977 A CN201811582977 A CN 201811582977A CN 109559940 A CN109559940 A CN 109559940A
- Authority
- CN
- China
- Prior art keywords
- iron core
- dynamic iron
- catch bar
- high voltage
- direct current
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/641—Driving arrangements between movable part of magnetic circuit and contact intermediate part performing a rectilinear movement
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention discloses a kind of high voltage direct current relay for facilitating dynamic iron core to process, including two stationary contacts, movable contact spring, catch bar, dynamic iron core, reaction spring and coil, movable contact spring both ends and two stationary contacts are corresponded；Movable contact spring is connected at the top of catch bar, dynamic iron core is set in outside catch bar and cooperates in coil, and dynamic iron core and catch bar are combined with position limiting structure；Reaction spring is set on catch bar；Support construction is provided on the catch bar, the reaction spring bottom end is resisted against the support construction.The present invention is supported reaction spring using the support construction, rather than it is supported using the step surface inside dynamic iron core, therefore, the present invention is low to the aperture depth requirements of the inner hole of dynamic iron core, namely, the small hole depth of dynamic iron core can be made than shallower, so that dynamic iron core be facilitated to process and improve the machining accuracy of dynamic iron core.
Description
Technical field
The present invention relates to a kind of high voltage direct current relay, more particularly to a kind of high voltage direct current for facilitating dynamic iron core to process after
Electric appliance.
Background technique
High voltage direct current relay is one of relay, the core component inside the high voltage direct current relay of the prior art
Two stationary contacts, movable contact spring, catch bar, dynamic iron core, reaction spring and coil are generally included, movable contact spring both ends and two stationary contacts are one by one
It is corresponding；Connect movable contact spring at the top of catch bar, dynamic iron core has an inner hole passed through for catch bar, the inner hole include be distributed up and down it is big
Hole and aperture, reaction spring are set on catch bar, and reaction spring bottom end is against one of the macropore and aperture transition formation
On step surface.In design, the mounting height of reaction spring is obtained by calculation, in order to guarantee the mounting height of reaction spring,
It is required that the step surface has certain height, aperture is also required to have certain depth.However, dynamic iron core is when boring inner hole, such as
Its small hole depth of fruit is too deep, it may appear that penetration rate is slow, drill bit easy fracture, hole the not high processing problems of verticality precision, and
Influence the quality of part.
Summary of the invention
The present invention provides a kind of high voltage direct current relays for facilitating dynamic iron core to process, and setting is for branch on catch bar
Support the support construction of reaction spring, shortcoming present in the high voltage direct current relay which overcome the prior art.
The technical solution adopted by the present invention to solve the technical problems is: it is a kind of facilitate dynamic iron core process high voltage direct current after
Electric appliance, including two stationary contacts, movable contact spring, catch bar, dynamic iron core, reaction spring and coil, movable contact spring both ends and two stationary contacts one
One is corresponding；Movable contact spring is connected at the top of catch bar, dynamic iron core is set in outside catch bar and cooperates in coil, and dynamic iron core and promotion
Bar is combined with position limiting structure；Reaction spring is set on catch bar；Support construction, the counter-force bullet are provided on the catch bar
Spring bottom end is resisted against the support construction.
Further, the support construction is the supporting table of catch bar side setting.
Further, the supporting table is annular, and the outer diameter of the supporting table is greater than the outer diameter of the reaction spring
Size.
Further, the supporting table and the catch bar are integrally formed.
Further, the dynamic iron core has an inner hole for allowing catch bar to pass through, the inner hole include the macropore that is distributed up and down and
Aperture；The support construction is located above aperture.
Further, the position limiting structure includes upper limit structure and lower limit bit architecture, and upper limit structure includes described pushes away
The annular stop platform of lever side setting, the limiting stand bottom end are contacted against on the step surface that the macropore and aperture transition are formed；
The lower limit bit architecture cooperation is between catch bar bottom end and dynamic iron core；The support construction is set to limiting stand.
Further, the lower limit bit architecture includes circlip, which is stuck in the catch bar bottom, and contacts against in described
Dynamic iron core bottom surface；Alternatively, the lower limit bit architecture is riveted structure, the catch bar bottom is moved by the riveted structure with described
Iron core is mutually fixed.
Further, the catch bar is placed through the gasket assembly of the coil upper end, and the reaction spring top is supported
It is against the gasket assembly.
Further, the catch bar passes through the movable contact spring, and is provided with circlip at the top of the catch bar, which matches
It closes in the movable contact spring upper end；The limiting section being additionally provided with below movable contact spring on the catch bar, a contact compression spring sleeve exist
On the catch bar, and between the movable contact spring and limiting section.
Compared to the prior art, the invention has the following advantages:
1, due to being provided with support construction on the catch bar, the reaction spring bottom end is resisted against the support construction, makes
Obtaining of the invention is to be supported using the support construction to reaction spring, rather than the step surface inside dynamic iron core is utilized to carry out
Support, therefore, the present invention is while guaranteeing that reaction spring has same mounting height, to the small hole depth of the inner hole of dynamic iron core
Degree require it is low, avoid the occurrence of penetration rate slow, drill bit easy fracture, hole verticality precision it is not high the problems such as, so that it is guaranteed that drilling
Machining accuracy and efficiency, reduce the difficulty of processing of dynamic iron core.
2, the support construction is preferably supporting table, and is integrally formed with the catch bar, can not only meet rigidity and want
It asks, additionally it is possible to avoid increasing assembly process because increasing extra part.
Invention is further described in detail with reference to the accompanying drawings and embodiments；But it is of the invention a kind of to facilitate dynamic iron core
The high voltage direct current relay of processing is not limited to the embodiment.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the high voltage direct current relay of the invention of embodiment one；
Fig. 2 is the cooperation schematic diagram (section view) of the dynamic iron core of the invention of embodiment one and catch bar, reaction spring；
Fig. 3 is the cooperation schematic diagram (section view) of the dynamic iron core of the invention of embodiment two and catch bar, reaction spring；
Fig. 4 is the cooperation schematic diagram (section view) of the dynamic iron core of the invention of embodiment three and catch bar, reaction spring.
Specific embodiment
Embodiment one
Referring to Figure 1, shown in Fig. 2, a kind of high voltage direct current relay for facilitating dynamic iron core to process of the invention, including two is quiet
Contact 1, movable contact spring 3, catch bar 6, dynamic iron core 7, reaction spring 5 and coil 8,3 both ends of movable contact spring and two stationary contact 1 one are a pair of
It answers, specifically, 3 both ends of movable contact spring may each be without movable contact and can tie with the plane formula end that corresponding stationary contact is engaged
Structure is also possible to movable contact and the end construction that can be engaged by the movable contact with corresponding stationary contact.Catch bar 6 pushes up
Portion connects movable contact spring 3, and dynamic iron core 7 is set in outside catch bar 6 and cooperates in coil 8, and dynamic iron core 7 is combined with catch bar 6
Position limiting structure；Reaction spring 5 is set on catch bar 6；Support construction, 5 bottom of reaction spring are provided on the catch bar 6
End is resisted against the support construction.
In the present embodiment, the support construction is the supporting table 61 of 6 side of catch bar setting, which is ring
Shape, and be integrally formed with the catch bar 6, and the outer diameter of the supporting table 61 is greater than the outer diameter of the reaction spring 5.
61 top surface of supporting table is plane, and 5 bottom end of reaction spring is resisted against 61 top surface of supporting table；61 bottom surface of supporting table is
Round table surface wide at the top and narrow at the bottom.The support construction is not limited to supporting table 61, and in other embodiments, the support construction can also
To be that assembly is fixed on catch bar and can provide the accessory supported to reaction spring.
In the present embodiment, the dynamic iron core 7 have allow catch bar 6 to pass through inner hole, the inner hole include be distributed up and down it is big
Hole 71 and aperture 72, the supporting table 61 are located at 72 top of aperture.The position limiting structure includes upper limit structure and lower limit knot
Structure guarantees that catch bar 6 and dynamic iron core 7 are moved synchronously by the upper limit structure and lower limit bit architecture, avoids catch bar 6 and moves
There is relative motion in iron core 7.Upper limit structure specifically includes the integrally formed annular stop platform 62 in 6 side of catch bar, should
62 bottom end of limiting stand is contacted against on the step surface that the macropore 71 is formed with 72 transition of aperture；The lower limit bit architecture cooperation is pushing away
Between 6 bottom end of lever and dynamic iron core 7.The supporting table 61 is set to 62 side of limiting stand, and 61 bottom surface of the supporting table is higher than
62 bottom surface of limiting stand.
In the present embodiment, the lower limit bit architecture includes circlip 9, which is stuck in 6 bottom of catch bar, and contacts against
In 7 bottom surface of dynamic iron core.The lower limit bit architecture is not limited to circlip 9, and in other embodiments, the lower limit bit architecture is
Riveted structure, the catch bar bottom are mutually fixed by the riveted structure with the dynamic iron core.
In the present embodiment, the gasket assembly 12 that 8 upper end of coil is placed through on the catch bar 6 (including gasket 122 and is led
To plate 121), 5 top of reaction spring is resisted against the gasket assembly 12.6 top of catch bar and 3 activity of movable contact spring
Connection, specifically, the catch bar 6 pass through the movable contact spring 3, and circlip 2 is provided at the top of the catch bar 6, the circlip 2 cooperation
In 3 upper end of movable contact spring；Be additionally provided with the limiting section positioned at the lower section of movable contact spring 3 on the catch bar 6, the limiting section specifically by
The limiting stand 62 realizes that 4 sets of a contact pressure spring is located at 3 bottom surface of movable contact spring and the limit on the catch bar 6
Between 62 top surface of platform of position.The limiting section can also be realized using stop collar being set on the catch bar etc..
In the present embodiment, high voltage direct current relay of the invention further includes shell 15, iron cup 11, magnet steel 13, inner support cover
14, the components such as upper cover 17, retainer plate 16, oilless bearing 10, screw 18, lead-out wire 19, each component are mounted in corresponding position.
The present invention is used to support reaction spring 5 since the supporting table 61 being directly arranged on catch bar 6, rather than uses institute
The step surface that macropore 71 is formed with 72 transition of aperture is stated to be supported.Therefore, the present invention is deep to the aperture 72 of the inner hole of dynamic iron core 7
Degree requires low, and also that is, compared with the high voltage direct current relay of the prior art, 72 depth of aperture of dynamic iron core 7 of the invention can be with
Be made than shallower, thus avoid the occurrence of penetration rate slow, drill bit easy fracture, hole verticality precision it is not high the problems such as, thus really
The machining accuracy and efficiency of drilling are protected, the difficulty of processing of dynamic iron core 7 is reduced.
Embodiment two
A kind of high voltage direct current relay for facilitating dynamic iron core to process shown in Figure 3, of the invention, with above-mentioned implementation
The difference of example one is: 61 bottom surface of supporting table is plane, and is higher than 62 bottom surface of limiting stand.
Embodiment three
A kind of high voltage direct current relay for facilitating dynamic iron core to process shown in Figure 4, of the invention, with above-mentioned implementation
The difference of example one is: 61 bottom surface of supporting table is plane, and concordant with 62 bottom surface of limiting stand.
Above-described embodiment is only used to further illustrate a kind of high voltage direct current relay for facilitating dynamic iron core to process of the invention,
It is to the above embodiments according to the technical essence of the invention any simply to repair but the invention is not limited to embodiment
Change, equivalent variations and modification, falls within the scope of protection of technical solution of the present invention.
Claims (9)
1. a kind of high voltage direct current relay for facilitating dynamic iron core to process, including it is two stationary contacts, movable contact spring, catch bar, dynamic iron core, anti-
Power spring and coil, movable contact spring both ends and two stationary contacts correspond；Movable contact spring is connected at the top of catch bar, dynamic iron core, which is set in, to be pushed away
Lever is outer and cooperates in coil, and dynamic iron core and catch bar are combined with position limiting structure；Reaction spring is set on catch bar；Its
It is characterized in that: being provided with support construction on the catch bar, the reaction spring bottom end is resisted against the support construction.
2. the high voltage direct current relay according to claim 1 for facilitating dynamic iron core to process, it is characterised in that: the support knot
Structure is the supporting table of catch bar side setting.
3. the high voltage direct current relay according to claim 2 for facilitating dynamic iron core to process, it is characterised in that: the supporting table
For annular, and the outer diameter of the supporting table is greater than the outer diameter of the reaction spring.
4. the high voltage direct current relay according to claim 2 for facilitating dynamic iron core to process, it is characterised in that: the supporting table
It is integrally formed with the catch bar.
5. the high voltage direct current relay according to claim 1 for facilitating dynamic iron core to process, it is characterised in that: the dynamic iron core
With the inner hole for allowing catch bar to pass through, which includes the macropore and aperture being distributed up and down；The support construction is located on aperture
Side.
6. the high voltage direct current relay according to claim 5 for facilitating dynamic iron core to process, it is characterised in that: the limit knot
Structure includes upper limit structure and lower limit bit architecture, and upper limit structure includes the annular stop platform of the catch bar side setting, should
Limiting stand bottom end is contacted against on the step surface that the macropore and aperture transition are formed；The lower limit bit architecture cooperation is at catch bar bottom
Between end and dynamic iron core；The support construction is set to limiting stand.
7. the high voltage direct current relay according to claim 6 for facilitating dynamic iron core to process, it is characterised in that: the lower limit
Structure includes circlip, which is stuck in the catch bar bottom, and is contacted against in the dynamic iron core bottom surface；Alternatively, the lower limit
Structure is riveted structure, and the catch bar bottom is mutually fixed by the riveted structure with the dynamic iron core.
8. the high voltage direct current relay according to claim 1 for facilitating dynamic iron core to process, it is characterised in that: the catch bar
It is placed through the gasket assembly of the coil upper end, the reaction spring top is resisted against the gasket assembly.
9. the high voltage direct current relay according to claim 8 for facilitating dynamic iron core to process, it is characterised in that: the catch bar
It is provided with circlip across the movable contact spring, and at the top of the catch bar, which cooperates in the movable contact spring upper end；The promotion
The limiting section being additionally provided with below movable contact spring on bar, a contact compression spring sleeve are located at the dynamic touching on the catch bar
Between piece and limiting section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582977.3A CN109559940B (en) | 2018-12-24 | 2018-12-24 | High-voltage direct-current relay convenient for movable iron core machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582977.3A CN109559940B (en) | 2018-12-24 | 2018-12-24 | High-voltage direct-current relay convenient for movable iron core machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109559940A true CN109559940A (en) | 2019-04-02 |
| CN109559940B CN109559940B (en) | 2024-08-02 |
Family
ID=65870846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811582977.3A Active CN109559940B (en) | 2018-12-24 | 2018-12-24 | High-voltage direct-current relay convenient for movable iron core machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109559940B (en) |
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| CN109559940B (en) | 2024-08-02 |
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