CN205752028U - Catalyst - Google Patents
Catalyst Download PDFInfo
- Publication number
- CN205752028U CN205752028U CN201620437083.5U CN201620437083U CN205752028U CN 205752028 U CN205752028 U CN 205752028U CN 201620437083 U CN201620437083 U CN 201620437083U CN 205752028 U CN205752028 U CN 205752028U
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- yoke
- reaction spring
- coil
- catalyst
- cylinder
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Abstract
A kind of catalyst, including base assembly, described base assembly includes base, the yoke being arranged on the base plate of base and the coil being arranged in yoke, also include the reaction spring being located at coil side, being provided with between described coil and reaction spring for separating reaction spring and coil plays the baffle plate of insulating effect, coil is played position-limiting action by baffle plate simultaneously.This utility model catalyst, by having arranged the baffle plate of insulating effect between reaction spring and coil, increases the creep age distance between reaction spring and coil, prevent short circuit, performance more safety and stability, coil is played position-limiting action by baffle plate simultaneously, one plate is multiplex, simplifies structure.It is provided with for being connected fixing boss with one end of reaction spring additionally, base plate protrudes above, prevents reaction spring from falling off.
Description
Technical field
This utility model relates to Low Voltage Electrical Apparatus, particularly relates to a kind of catalyst.
Background technology
Catalyst is divided into A.C. contactor (voltage AC) and D.C. contactor (voltage DC), and it is applied to electricity
In power, distribution and electricity consumption.Catalyst broadly refers to utilize coil to flow through current induced magnetic field in industry, makes
Contact closure, to reach to control the electrical equipment of load, the power source of catalyst is armature, yoke, coil institute group
The electromagnetic mechanism converting electrical energy into mechanical energy become.Generally armature is as catalyst moving component, by propping up
Support member drives main contacts, auxiliary contact to connect and disjunction.
In the catalyst now used, the overwhelming majority is upper and lower Direct Action Type motion structure, owing to self space limits
Restricting with cost, moving person is often bigger than core volume so that reaction spring is close from coil distance,
Easily puncture and cause short circuit.Additionally, reaction spring usually can come off because of fixing insecure.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of simple and compact for structure, property
Energy safety and stability, the catalyst that insulating properties are good.
For achieving the above object, this utility model adopts the technical scheme that
A kind of catalyst, including base assembly 1, described base assembly 1 includes base 11, is arranged on the end
Yoke 12 on the base plate 118 of seat 11 and the coil 13 being arranged in yoke 12, also include being located at coil
The reaction spring 2 of 13 sides, is provided with for separating reaction spring 2 between described coil 13 and reaction spring 2
With the baffle plate 112 of 13 insulating effects of coil, baffle plate 112 is simultaneously to 13 position-limiting actions of coil.
Further, the base plate 118 of described base 11 protrudes above and is provided with for the one end with reaction spring 2 even
Connect fixing boss 111.
Further, described baffle plate 112 is the rectangular slab being fixed on base plate 118,112, baffle plate
Between the conducting strip of the lower end of reaction spring 2 and coil 13 lower end, baffle plate 112 is plastics or insulation rubber
Glue baffle plate.
Further, described boss 111 presents convex shape mesa structure, including to reaction spring 2 support
First cylinder 1111 of effect and protrude the second cylinder 1112 being located on the first cylinder 1111, described the
On one cylinder 1111, the base plate 118 with the second cylinder 1112 with base is integral type injection molded, counter-force
One end of spring 2 is connected fixing with the second cylinder 1112, the end of reaction spring 2 and the first cylinder 1111
Top offset.
Further, the diameter of the first cylinder 1111 of described boss 111 is more than the straight of the second cylinder 1112
Footpath；The diameter of described first cylinder 1111 is equal to the external diameter of reaction spring 2, the diameter of the second cylinder 1111
Internal diameter equal to reaction spring 2.
Further, the top of the second cylinder 1112 of described boss 111 is towards the installation side of reaction spring 2
To being provided with the one end being easy to reaction spring 2, the circular arc chamfering 1113 coordinated is installed.
Further, described catalyst also includes base assembly, and base assembly includes contact support and is connected to
Contact supports the armature of one end, and the other end of described reaction spring 2 is connected fixing with contact support, described tactile
The bottom of head support is more than the axial maximum compression stroke of reaction spring 2 with the distance on boss 111 top.
Further, the two ends of described base plate 118 are protruded and are provided with the two ends to yoke 12 and carry out spacing convex tendon
16；Yoke 12 becomes E type, and yoke 12 opening one of E type is placed on the side, and the bottom surface of yoke 12 is arranged on
On the base plate 118 of base 11, the bottom surface of yoke 12 includes yoke pole-face and the inclined-plane at two ends, the end of centre
Plate 118 is provided with installs, with yoke pole-face, the yoke mounting groove 15 coordinated, and described convex tendon 16 is positioned at yoke and installs
The two ends of groove 15, the convex tendon 16 at two ends is installed with the inclined-plane at yoke 12 two ends and is coordinated；During installation, yoke pole
Face is loaded in yoke mounting groove 15, and the inclined-plane at two ends leans against on the convex tendon 16 at yoke mounting groove 15 two ends convex
Muscle 16 is spacing.
Further, the bottom of described yoke mounting groove 15 is provided with multiple bottom heat radiation hole 17, and multiple bottoms dissipate
The area that hot hole 17 is surrounded is less than the area of yoke mounting groove 15.
Further, the both sides of described base plate 118 are protruded and are provided with the both sides to yoke 12 and carry out spacing yoke
Buckle 14；Yoke buckle 14 is positioned at the baffle plate 112 side towards coil 13, and yoke buckle 14 is pacified from yoke
Yoke 12 is blocked in tankage 15 both sides；Described yoke buckle 14 includes yoke clamp 141 and yoke clamp 141
Extended buckle hook 142, buckle hook 142 and the side of yoke 12 are protruded in end to yoke 12 side
Wall is clasped.
This utility model catalyst, has arranged the baffle plate of insulating effect between reaction spring and coil, increases
Creep age distance between reaction spring and coil, prevents short circuit, performance more safety and stability, and baffle plate is same
Time coil is played position-limiting action, a plate is multiplex, simplify structure.Base plate protrude above be provided with for counter-force bullet
One end of spring connects fixing boss, prevents reaction spring from falling off.
Accompanying drawing explanation
Fig. 1 is the structural representation of the base assembly of this utility model catalyst；
Fig. 2 is this utility model Foundation Plate of Contactor and reaction spring structural representation.
Detailed description of the invention
The embodiment be given below in conjunction with accompanying drawing 1 to 2, further illustrates the tool of catalyst of the present utility model
Body embodiment.Catalyst of the present utility model is not limited to the following description.
As shown in Figure 1-2, this utility model catalyst includes base assembly 1 and is positioned at above base assembly 1
Base assembly.Described base assembly 1 includes base 11 and the yoke 12 being arranged in base 11 and line
Circle 13；Yoke 12 is arranged on the base plate 118 of base 11, and coil 13 is sleeved on the middle part of yoke 12,
The lower end of coil 13 extends base plate 118.Described base assembly includes pedestal, is arranged on touching of base interior
Head is supported and is connected to contact to support that the armature of one end, armature and yoke 12 are all E shape, and opening sets relatively
Put；Also include the static contact being fixed at pedestal both sides and be located at the moving contact that contact is supported, contact support
Knee-action can band dynamic/static contact and the contact of moving contact and disconnection.Also include being located at base 11 and contact support
Between reaction spring 2, reset that reaction spring 2 is armature provides elastic force.When coil 13 is energized, magnetic
Yoke 12 is magnetized, and attracts armature to move downward, band moving contact support action so that normally closed interlock disconnects, often
Open contact closes.When coil 13 power-off, magnetic force disappears, and under the effect of reaction spring 2, armature returns to
Origin-location, even if contact returns to original state.The catalyst power on/off by coil 13, produces magnetic field
Make contact closure or disconnection, to reach the purpose of control circuit break-make.
As in figure 2 it is shown, be provided with between coil 13 and reaction spring 2 for separating reaction spring 2 and coil 13
Playing the baffle plate 112 of insulating effect, baffle plate 112 is simultaneously to 13 position-limiting actions of coil.This utility model contacts
Device, has arranged the baffle plate of insulating effect between reaction spring and coil, increases between reaction spring and coil
Creep age distance, prevent short circuit, performance more safety and stability, coil is played spacing work by baffle plate simultaneously
With, a plate is multiplex, simplifies structure.
As in figure 2 it is shown, baffle plate 112 is fixedly installed on the base plate 118 of base 11.Baffle plate is a block length side
The thin plate of shape shape, baffle plate 112 is between the conducting strip of the lower end of reaction spring 2 and the lower end of coil 13.
Separate conducting strip and the reaction spring 2 of coil 13, prevent short circuit.Baffle plate 112 is made up of insulant,
Preferably plastics or electro-insulating rubber, increases the insulating properties of baffle plate 112.
As in figure 2 it is shown, two middle side parts at base 11 are respectively equipped with a reaction spring 2, the two of coil 13
It is respectively equipped with one piece of baffle plate 112 between the reaction spring 2 of side and corresponding side.Reaction spring 2 arrange radical and
Position is set and can make change according to practical situation.Insulation has been set between reaction spring 2 and coil 13
The baffle plate 112 of effect, increases the creep age distance between reaction spring 2 and coil 13, prevents due to insulation
The short circuit accident that poor performance causes, has been effectively ensured Electrical Safety, performance more safety and stability.
As in figure 2 it is shown, the base plate 118 of base is in rectangular configuration, the base plate 118 of base 11 is provided with counter-force
The fixed structure of spring 2.Reaction spring 2 is stage clip, and described fixed structure is that protrusion is located on base plate 118
Boss 111, one end of reaction spring 2 is connected fixing with boss 111.Specifically, in the length of base plate
Limit inside middle portion, is respectively equipped with a boss 111.Reaction spring 2 is arranged on boss 111 and is difficult to because of contact
Shake and come off during device work.The quantity of boss 111 can also be set to more according to the radical of reaction spring 2
Individual, the setting of boss 111 can also make a change according to the position that arranges of reaction spring 2.Above-mentioned baffle plate 112
Between the conducting strip of boss 111 and coil 13 lower end.
As in figure 2 it is shown, described boss 111 presents convex shape mesa structure, including to reaction spring 2
The second cylinder 1112 that first cylinder 1111 of support effect and protrusion are located on the first cylinder 1111, described
On first cylinder 1111 and the second cylinder 1112 is integral type injection molded with base plate 118, described
The top of the first cylinder 1111 and reaction spring 2 offset and reaction of bearing spring, described second cylinder 1112
Install to be connected with one end of reaction spring 2 and fix.Boss 111 can be fixed and reaction of bearing spring, the second circle
Post 1112 prevents reaction spring 2 from deforming in compression process, additionally, boss 111 and base plate 118 1
Body formed, self structure is firm.
Specifically, the top of the second cylinder 1112 of boss 111 is provided with towards the installation direction of reaction spring 2
The chamfering 1113 of circular arc, it is simple to install with reaction spring 2 one end and coordinate, and in reaction spring motion
During, reaction spring 2 will not clamping stagnation above boss, it is ensured that reaction spring 2 compresses smooth and easy.Boss
The diameter of one cylinder 1111 is more than counter-force more than the diameter of the second cylinder 1112, the diameter of the first cylinder 1111
The external diameter of spring 2, the diameter of the second cylinder 1111 of boss is less than or equal to the internal diameter of reaction spring 2, preferably
The diameter of the second cylinder 1111 is equal to the internal diameter of reaction spring 2.The other end of reaction spring 2 and contact support
Connect fixing, the bottom that described contact is supported maximum pressure coaxial more than reaction spring with the distance on boss top
Indention journey, therefore contact support campaign is the most smooth and easy.
As shown in Figure 1-2, described yoke 12 becomes E type, and yoke 12 opening one of E type is placed on the side, magnetic
The bottom surface of yoke 12 is arranged on the base plate 118 of base 11, and the bottom surface of yoke 12 includes the yoke pole-face of centre
With the inclined-plane at two ends, base plate 118 is provided with installs, with yoke pole-face, the yoke mounting groove 15 coordinated.Yoke is pacified
The bottom of tankage 15 is provided with multiple bottom heat radiation hole 17, and the area that multiple bottom heat radiation holes 17 are surrounded is less than
The area of yoke mounting groove 15, the most not only ensure that the heat radiation of yoke but also well prevents outside foreign material from entering the end
Yoke pole-face in Zuo.Specifically, 17 point two of the bottom heat radiation hole be given in figure row arranged, and often row arranges 5
The louvre of individual strip, the shape in bottom heat radiation hole 17, quantity and position is set can be according to concrete feelings
Condition makes change.
As shown in Figure 1-2, the two ends of described base plate 118 are protruded and are provided with the two ends to yoke 12 and carry out spacing
Convex tendon 16.Described convex tendon 16 is positioned at the two ends of yoke mounting groove 15, convex tendon 16 and the yoke 12 liang at two ends
The inclined-plane of end is installed and is coordinated；During installation, yoke pole-face is loaded in yoke mounting groove 15, and the inclined-plane at two ends leans against
On the convex tendon 16 at yoke mounting groove 15 two ends spacing by convex tendon 16.As shown in Figure 1-2, described base plate 118
Both sides protrude and be provided with the both sides to yoke 12 and carry out spacing yoke buckle 14.Yoke buckle 14 is positioned at gear
Plate 112 is towards the side of coil 13, and yoke buckle 14 blocks yoke 12 from yoke mounting groove 15 both sides；Institute
State yoke buckle 14 and include that extension is protruded in yoke clamp 141 and yoke clamp 141 end to yoke 12 side
The buckle hook 142 arranged, buckle hook 142 is clasped with the sidewall of yoke 12.Yoke buckle 14 will
Yoke 12 fastens with base 11 firmly.
It is respectively provided with convex tendon 16 and yoke buckle 14 on base plate 118 two ends and the both sides of yoke 12 are limited
Position, yoke 12 is solid and reliable as the mounting structure of the critical elements of catalyst, improves the overall performance of product.
Above content be combine that this utility model made by concrete preferred implementation the most specifically
Bright, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For belonging to this utility model
For the those of ordinary skill of technical field, without departing from the concept of the premise utility, it is also possible to do
Go out some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. a catalyst, including base assembly (1), described base assembly (1) include base (11),
The yoke (12) being arranged on the base plate (118) of base (11) and the coil being arranged in yoke (12)
(13), it is characterised in that: also include the reaction spring (2) being located at coil (13) side, described coil (13)
And be provided with between reaction spring (2) and play insulating effect for separating reaction spring (2) and coil (13)
Baffle plate (112), coil (13) is played position-limiting action by baffle plate (112) simultaneously.
Catalyst the most according to claim 1, it is characterised in that: the base plate (118) of described base (11)
Protrude above and be provided with for being connected fixing boss (111) with one end of reaction spring (2).
Catalyst the most according to claim 1 and 2, it is characterised in that: described baffle plate (112) is solid
Surely being located at the rectangular slab on base plate (118), baffle plate (112) is positioned at lower end and the line of reaction spring (2)
Between the conducting strip of circle (13) lower end, baffle plate (112) is plastics or electro-insulating rubber baffle plate.
Catalyst the most according to claim 2, it is characterised in that: described boss (111) presents convex
Font mesa structure, sets including the first cylinder (1111) passive to reaction spring (2) and protrusion
The second cylinder (1112) on the first cylinder (1111), described the first cylinder (1111) is upper with second
Cylinder (1112) is integral type injection molded with the base plate (118) of base, the one of reaction spring (2)
End is connected fixing with the second cylinder (1112), the end of reaction spring (2) and the first cylinder (1111)
Top offsets.
Catalyst the most according to claim 4, it is characterised in that: the first of described boss (111)
The diameter of cylinder (1111) is more than the diameter of the second cylinder (1112)；Described first cylinder (1111)
Diameter is equal to reaction spring (2) equal to the external diameter of reaction spring (2), the diameter of the second cylinder (1111)
Internal diameter.
Catalyst the most according to claim 4, it is characterised in that: the second circle of described boss (111)
The top of post (1112) is provided with towards the installation direction of reaction spring (2) to be easy to and reaction spring (2)
The circular arc chamfering (1113) coordinated is installed in one end.
Catalyst the most according to claim 2, it is characterised in that: described catalyst also includes pedestal group
Part, base assembly includes contact support and is connected to contact and supports the armature of one end, described reaction spring (2)
The other end be connected fixing with contact support, the distance on the bottom that described contact is supported and boss (111) top
Axial maximum compression stroke more than reaction spring (2).
Catalyst the most according to claim 1, it is characterised in that: the two ends of described base plate (118) are convex
Go out to be provided with the two ends to yoke (12) and carry out spacing convex tendon (16)；Yoke (12) becomes E type, E type
Yoke (12) opening one is placed on the side, and the bottom surface of yoke (12) is arranged on the base plate (118) of base (11)
On, the bottom surface of yoke (12) includes yoke pole-face and the inclined-plane at two ends of centre, and base plate (118) is provided with
Installing, with yoke pole-face, the yoke mounting groove (15) coordinated, described convex tendon (16) is positioned at yoke mounting groove (15)
Two ends, the inclined-plane at the convex tendon (16) at two ends and yoke (12) two ends is installed and is coordinated；During installation, yoke
Pole-face is loaded in yoke mounting groove (15), and the inclined-plane at two ends leans against the convex tendon at yoke mounting groove (15) two ends
(16) on spacing by convex tendon (16).
Catalyst the most according to claim 8, it is characterised in that: described yoke mounting groove (15)
Bottom is provided with multiple bottom heat radiation hole (17), and the area that multiple bottom heat radiation holes (17) are surrounded is less than yoke
The area of mounting groove (15).
Catalyst the most according to claim 1, it is characterised in that: the both sides of described base plate (118) are convex
Go out to be provided with the both sides to yoke (12) and carry out spacing yoke buckle (14)；Yoke buckle (14) is positioned at gear
Plate (112) is towards the side of coil (13), and yoke buckle (14) is from yoke mounting groove (15) both sides card
Live yoke (12)；Described yoke buckle (14) includes yoke clamp (141) and yoke clamp (141) end
Extended buckle hook (142), buckle hook (142) and yoke are protruded to yoke (12) side in portion
(12) sidewall is clasped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620437083.5U CN205752028U (en) | 2016-05-13 | 2016-05-13 | Catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620437083.5U CN205752028U (en) | 2016-05-13 | 2016-05-13 | Catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205752028U true CN205752028U (en) | 2016-11-30 |
Family
ID=57365861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620437083.5U Active CN205752028U (en) | 2016-05-13 | 2016-05-13 | Catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205752028U (en) |
-
2016
- 2016-05-13 CN CN201620437083.5U patent/CN205752028U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |