CN207663994U - A kind of auxiliary device of synchronous feedback - Google Patents
A kind of auxiliary device of synchronous feedback Download PDFInfo
- Publication number
- CN207663994U CN207663994U CN201721648178.2U CN201721648178U CN207663994U CN 207663994 U CN207663994 U CN 207663994U CN 201721648178 U CN201721648178 U CN 201721648178U CN 207663994 U CN207663994 U CN 207663994U
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- substrate
- magnet steel
- storage tank
- magnetizer
- tongue tube
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Abstract
The utility model is related to a kind of auxiliary devices of synchronous feedback, including substrate, portion offers the straight slot through substrate upper and lower surface in a substrate, magnetizer is fixedly installed in straight slot, magnet steel is provided on magnetizer, storage tank is offered in the lower surface of substrate, tongue tube is disposed in storage tank, two in tongue tube switch jaw contact is everywhere in the side of magnet steel.The structure design of the utility model is reasonable, can synchronize feedback to the working condition of contactor, understands the working condition of contactor in time.
Description
Technical field
The utility model is related to a kind of auxiliary devices of the synchronous feedback of D.C. contactor.
Background technology
D.C. contactor is widely used, some D.C. contactors are since the load of main contacts is larger, due to safety problem,
It is not easy to directly detect the closure of main contacts and disconnection, the working condition that cannot know main contacts in time, influences making for contactor
With.
Utility model content
For the above technical problems, the purpose of this utility model be to provide one kind can synchronous feedback contactor it is logical
The auxiliary device of the synchronous feedback of disconnected state.
The technical scheme for implementing the utility model is as follows：
A kind of auxiliary device of synchronous feedback, which is characterized in that including substrate, portion offers on substrate in a substrate
The straight slot of lower surface is fixedly installed magnetizer in straight slot, magnet steel is provided on magnetizer, is offered in the lower surface of substrate
Storage tank is disposed with tongue tube in storage tank, and two in tongue tube switch jaw contact is everywhere in the side of magnet steel.
Further, the storage tank is opened in the lower surface of substrate, and the both ends of storage tank offer wire lead slot respectively, does
The conducting wire at reed pipe both ends is drawn from wire lead slot.
Further, the straight slot is rectangular channel, and magnetizer is the cuboid that size is less than straight slot, in magnetizer upper surface
One end form downward step surface, the magnet steel is fixedly installed on step surface, the upper surface of the magnet steel and magnetizer
Upper surface flush.
Further, the storage tank is the rectangular channel being adapted with tongue tube, the arranged direction one of storage tank and straight slot
It causes.
Further, the magnet steel is circle.
A kind of D.C. contactor includes the auxiliary device of above-mentioned synchronous feedback.
Above-mentioned technical proposal is used, in contactor access using circuit in use, when being powered to coil, around coil
Magnetic field is generated, to drive dynamic iron core to be attracted with static iron core, the rising of dynamic iron core can be driven by telescopic rod to be moved in the magnetic field of generation
Contact contacts realization conducting with two static contacts, and contactor is then at on-state, and the magnetic field that coil generates can pass through magnetic conduction
Body, magnet steel form field circuit, since two switch jaw contacts in tongue tube are worked as in the side of magnet steel and the field circuit everywhere
In, two reeds in tongue tube generate contact and form conducting under the influence of a magnetic field, and tongue tube then transmits signals to circuit board
In circuit in, that is, generate contactor connect feedback signal.And after coil losing electricity, dynamic iron core under the action of the spring with it is quiet
Iron core separates, and telescopic rod, which declines, drives moving contact to be separated with two static contacts, the magnetic field formed between coil, magnetizer, magnet steel
Circuit disappears, and two reeds in tongue tube separate, and generates the feedback signal that contactor disconnects.The utility model structure design is closed
Reason, can synchronize feedback to the working condition of contactor, understand the working condition of contactor in time.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the present invention looks up structural representation of Fig. 1；
Fig. 3 is that the utility model is applied to the structural schematic diagram in D.C. contactor；
In attached drawing：1 is pedestal, and 2 be head cover, and 3 be fixture block, and 4 be bayonet, and 5 be assembly space, and 6 be dynamic iron core, and 7 be quiet iron
Core, 8 be coil, and 9 be skeleton, and 10 be telescopic rod, and 11 be moving contact, and 12 be static contact, and 13 be mounting hole, and 14 be to keep off line portion, 15
It is loading plate for outer iron core cover, 16,17 be sleeve, and 18 be pilot hole, and 19 be guide sleeve, and 20 be upper locking ring, and 21 be lower gear
Ring, 22 be upper buffering ring, and 2201 be lower buffering ring, and 23 be guide cylinder, and 24 be buffer spring, and 25 be annular notches, and 26 be annular
Set, 27 be ceramic cap, and 28 be relief hole, and 29 be sealing cover, and 30 be air inlet pipe, and 31 be spring, and 32 be accommodating hole, and 33 be substrate,
34 be straight slot, and 35 be magnetizer, and 36 be magnet steel, and 37 be storage tank, and 38 be tongue tube, and 39 be wire lead slot, and 40 be circuit board, and 41 are
Step surface, 42 be conducting wire, and 43 be engraved structure, and 44 be chuck.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of without creative work, all belongs to
In the range of the utility model protection.
As shown in Fig. 1-3, D.C. contactor, including pedestal 1, the head cover 2 that is connected on pedestal, in the upper of base side
There is taper fixture block 3, the lower part of head cover to offer bayonet 4 in portion, and fixture block is inserted into bayonet pedestal and head cover forming plug-in
Connection forms assembly space 5 between chassis interior and head cover inside, pacifies in assembly space after pedestal and head cover clamping
Equipped with 11, two dynamic iron core 6, static iron core 7, coil 8, skeleton 9, telescopic rod 10, moving contact static contacts 12, two static contacts it is upper
Outside of the end in head cover is used as access using the terminals in circuit, and lower end is in head cover, for what is coordinated with moving contact
Contact site；Moving contact is in below two static contacts, when moving contact, which rises, to be contacted with the contact site of two static contact lower ends, is connect
Tentaculum forms conducting, and after moving contact decline is detached with two static contacts, contactor then disconnects.
Skeletal internal is mounting hole 13, and top and the lower section of skeleton are gear line portion 14, and coil is around being located on skeleton, by gear line
Portion forms blocking, and coil is constrained on skeleton；The lower end aperture of skeleton mounting hole is more than upper end, and outer iron core is externally provided in skeleton
The lower end middle part of cover 15, outer iron core cover is folded upward in the lower end for being caught in mounting hole, is pacified in the open upper end mouth of outer iron core cover
Equipped with loading plate 16, the periphery wall of loading plate is close to the inner wall of skeleton open upper end mouth, is in this way installed on skeleton with coil
In outer iron core cover, formed whole.Sleeve 17 is placed in intraskeletal mounting hole, the lower end of sleeve is blind end, upper end is
Open end, the upper end of sleeve, which is stuck in the through-hole in the middle part of loading plate, forms positioning, and the upper end of static iron core, which forms step and is stuck in, holds
On support plate, lower end is stretched into sleeve；Dynamic iron core is in the bottom in sleeve, is also at the underface of static iron core, dynamic iron core outer wall
The retention gap between sleeve lining, so that dynamic iron core moves up and down；It offers in dynamic iron core and is formed for being inserted into below telescopic rod
The jack of clamping, up and down motion of such dynamic iron core under magnetic fields, can drive the movement of telescopic rod；It is opened up in static iron core
Have and run through upper and lower pilot hole 18, card has guide sleeve 19 in pilot hole, and telescopic rod is passed through out of guide sleeve.The upper end of telescopic rod with
Moving contact connects, and in order to avoid moving contact is because being fixedly connected on telescopic rod, is caused to static contact when in moving contact uphill process
Answer back to and caused by damage, buffer structure is arranged between telescopic rod and moving contact comprising upper locking ring 20, lower gear ring
21, upper buffering ring 22, lower buffering ring 2201, guide cylinder 23, buffer spring 24, lower gear ring are stuck in the annular notches on telescopic rod
In 25, upper locking ring is stuck in the notch on telescopic rod top, and upper locking ring can also be connect using engagement thread with telescopic rod, be led
It is located to be formed on telescopic rod to jacket casing and be slidably matched, upper buffering ring is set in outside guide cylinder and the step pair by being oriented to drum outer wall
The lower end of upper buffering ring forms gear, and moving contact is then stuck between buffering ring and upper locking ring, and the upper end of buffer spring is withstood on
Upper buffering ring lower surface, lower end withstand on the upper surface of lower buffering ring.Moving contact uphill process passes through with static contact contact process
By the impact force of generation, buffer spring is passed into row buffering by upper buffering ring.
Block on the periphery of loading plate 16 and forms sealing between the lower face and loading plate that have annular sleeve 26, annular sleeve,
Ceramic cap 27 is placed in annular sleeve, the upper surface of annular sleeve is formed with ceramic cap lower end to be sealed, and the upper end of ceramic cap offers
Two relief holes 28 passed through for static contact cover on resigning by sealing cover 29 between static contact and ceramic cap below sealing cover
The top in hole, the sealing cover outer wall suitable for reading with static contact top contact to form sealing, in this way inside ceramic cap, inside annular sleeve
Enclosure space is formed, protective gas can be filled in the enclosure space, protective gas can be filled from the air inlet pipe 30 in annular sleeve
Enter, fills in sealing-plug after the completion of inflation in air inlet pipe.Need the place sealed that glue progress may be used between component here
Bonding is fixedly connected using welding manner.When assembly, after all parts are all assembled in place, then head cover is connected to bottom
On seat.
In order to after coil losing electricity, dynamic iron core drives moving contact to decline to reset by telescopic rod, in dynamic iron core with it is quiet
The spring 31 compressed by dynamic iron core in dynamic iron core uphill process is disposed between iron core, the upper end of spring can withstand on static iron core
Lower surface can also withstand on guide sleeve lower end as shown in the present embodiment attached drawing 1, and the lower end of spring equally can directly push up
In dynamic iron core upper surface, accommodating hole 32 can also be opened up downwards in dynamic iron core upper table such as Fig. 1, be placed in for the lower end of spring, bullet
Spring 31 can promote stability when dynamic iron core declines reset using arrangement as Fig. 1.
It is disposed with substrate 33 in dynamic iron core lower horizontal, offers the straight slot 34 through substrate upper and lower surface in a substrate,
It is fixedly installed magnetizer 35 in straight slot, magnetizer may be used the common permeability magnetic material such as iron, fixed on magnetizer (can be with
Glue is bonded) it is provided with magnet steel 36, storage tank 37 is offered in the lower surface of substrate, tongue tube 38 is disposed in storage tank, is had
During body is implemented, storage tank is opened in the lower surface of substrate, and tongue tube is staggeredly arranged with magnetizer, reduces the thickness of substrate, with section
About space, for the ease of drawing and being formed to conducting wire certain protection, the both ends of storage tank by the conducting wire 42 at tongue tube both ends
Wire lead slot 39 is offered respectively, and the conducting wire 42 at tongue tube both ends is drawn from wire lead slot, with the circuit for being potted in bottom in pedestal
Circuit is attached in plate 40, and straight slot is rectangular channel, and magnetizer is the cuboid that size is less than straight slot, in magnetizer upper surface
One end forms downward step surface 41, and magnet steel is fixedly installed on step surface, and the upper surface of magnet steel and the upper surface of magnetizer are neat
Flat, the upper surface of magnet steel is contacted with the lower surface of outer iron core cover, so that the magnetic field that coil generates is formed with generation magnetic field at magnet steel
Superposition, to increase magnetic field, radiates at two switch jaw contacts of tongue tube, and two reeds is made to be attracted contact.For the ease of assembly and
Simplify structure, storage tank is the rectangular channel being adapted with tongue tube, and storage tank is consistent with the arranged direction of straight slot.Magnet steel is circle
Shape, magnet steel are in the side of (at two switch jaw contacts) in the middle part of tongue tube.In order to mitigate the weight of substrate, save material and reduction
Substrate both ends are arranged to engraved structure 43 by deflection.The both ends of substrate form chuck 44, and two chuck are stuck in outer iron core cover
Lower end (lower end of outer iron core cover has the notch being adapted with chuck).
Magnetic field, the magnetic field of generation are generated around coil in use, when being powered to coil using circuit in contactor access
To drive dynamic iron core to be attracted with static iron core, the rising of dynamic iron core can drive moving contact to be contacted with two static contacts by telescopic rod
Realize conducting, contactor is then at on-state, and the magnetic field that coil generates can form field circuit by magnetizer, magnet steel,
Since tongue tube is in the field circuit, two in tongue tube reed generates contact formation and leads under the influence of a magnetic field
Logical, tongue tube then transmits signals in the circuit in circuit board, that is, generates the feedback signal that contactor is connected.And in coil losing electricity
Afterwards, dynamic iron core is separated with static iron core under the action of the spring, and telescopic rod, which declines, drives moving contact to be separated with two static contacts, line
The field circuit formed between circle, magnetizer, magnet steel disappears, and two reeds in tongue tube separate, and generates what contactor disconnected
Feedback signal.
Claims (6)
1. a kind of auxiliary device of synchronous feedback, which is characterized in that including substrate, portion offers above and below substrate in a substrate
The straight slot on surface is fixedly installed magnetizer in straight slot, magnet steel is provided on magnetizer, and appearance is offered in the lower surface of substrate
Slot is set, tongue tube is disposed in storage tank, two in tongue tube switch jaw contact is everywhere in the side of magnet steel.
2. a kind of auxiliary device of synchronous feedback as described in claim 1, which is characterized in that the storage tank is opened in substrate
Lower surface, the both ends of storage tank offer wire lead slot respectively, and the conducting wire at tongue tube both ends is drawn from wire lead slot.
3. a kind of auxiliary device of synchronous feedback as described in claim 1, which is characterized in that the straight slot is rectangular channel, is led
Magnet is the cuboid that size is less than straight slot, downward step surface is formed in one end of magnetizer upper surface, the magnet steel is fixed
It is set on step surface, the upper surface of the magnet steel and the upper surface flush of magnetizer.
4. a kind of auxiliary device of synchronous feedback as claimed in claim 3, which is characterized in that the storage tank is and tongue tube
Adaptable rectangular channel, storage tank are consistent with the arranged direction of straight slot.
5. a kind of auxiliary device of synchronous feedback as described in claim 1, which is characterized in that the magnet steel is circle.
6. a kind of D.C. contactor, which is characterized in that including the auxiliary of the synchronous feedback described in any one of the claims 1-5
Help device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721648178.2U CN207663994U (en) | 2017-11-30 | 2017-11-30 | A kind of auxiliary device of synchronous feedback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721648178.2U CN207663994U (en) | 2017-11-30 | 2017-11-30 | A kind of auxiliary device of synchronous feedback |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207663994U true CN207663994U (en) | 2018-07-27 |
Family
ID=62939287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721648178.2U Active CN207663994U (en) | 2017-11-30 | 2017-11-30 | A kind of auxiliary device of synchronous feedback |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207663994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887779A (en) * | 2019-04-02 | 2019-06-14 | 浙江众信新能源科技股份有限公司 | A kind of D.C. contactor ceramic seal auxiliary switch |
| CN110033995A (en) * | 2019-03-19 | 2019-07-19 | 厦门宏发电力电器有限公司 | A kind of high voltage direct current relay being able to detect main contacts action state |
-
2017
- 2017-11-30 CN CN201721648178.2U patent/CN207663994U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110033995A (en) * | 2019-03-19 | 2019-07-19 | 厦门宏发电力电器有限公司 | A kind of high voltage direct current relay being able to detect main contacts action state |
| CN109887779A (en) * | 2019-04-02 | 2019-06-14 | 浙江众信新能源科技股份有限公司 | A kind of D.C. contactor ceramic seal auxiliary switch |
| CN109887779B (en) * | 2019-04-02 | 2024-04-09 | 浙江众信新能源科技股份有限公司 | Ceramic sealing auxiliary switch for direct current contactor |
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| GR01 | Patent grant |