CN107146720B - A kind of apparatus for transmitting signal - Google Patents
A kind of apparatus for transmitting signal Download PDFInfo
- Publication number
- CN107146720B CN107146720B CN201710544933.0A CN201710544933A CN107146720B CN 107146720 B CN107146720 B CN 107146720B CN 201710544933 A CN201710544933 A CN 201710544933A CN 107146720 B CN107146720 B CN 107146720B
- Authority
- CN
- China
- Prior art keywords
- auxiliary
- touch panel
- push rod
- auxiliary contact
- signal
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electronic Switches (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a kind of apparatus for transmitting signal, are set in the shell including closed shell, push rod, touching bridge, supporting element, binding post, auxiliary touch panel, auxiliary contact and two signal wires, the push rod；The touching bridge is socketed on the top of the push rod；The supporting element and the touching bridge are rigidly connected；The binding post is set to the top of the touching bridge；The auxiliary contact are fixed on the top of the supporting element；The auxiliary touch panel is set between the auxiliary contact and supporting element, and assists touch panel hanging close to one end of the auxiliary contact, and the other end of touch panel is assisted to be fixed on the shell；A piece signal wire is connected to the auxiliary contact, and another signal wire is connected to the auxiliary touch panel；The supporting element to auxiliary touch panel distance and auxiliary touch panel to the sum of the distance between auxiliary contact less than the distance between described touching bridge to binding post.The apparatus for transmitting signal can effectively prevent erroneous judgement caused by main contact melting welding.
Description
Technical field
The present invention relates to signal Transfer Technology field more particularly to a kind of apparatus for transmitting signal.
Background technique
Auxiliary contact and main contact are generally Synchronization Design at present, and auxiliary contact is commonly used to transmitting signal, to show master
The break-make situation of contact.If by reasons such as overload electric current, Fraquent start stoppings overheat or melting welding occur for main contact for a long time
Phenomenon.And Welding Phenomena can generate large effect to the disconnection process of main contact, if Welding Phenomena occurs for main contact,
When auxiliary contact disconnects (auxiliary contact has passed the signal that main contact disconnects), main contact is practical also in bonding
The state of connection, auxiliary contact can not synchronize the working condition of transmitting main contact, cause the signal passed and practical shape
State is not inconsistent, and so as to cause erroneous judgement, serious production is be easy to cause to make mistakes.
In addition, the transmitting signal end of the prior art and reception signal end are in the same space, if signal issuing side
Working environment it is severe (more dirt, moist or toxic gas etc.), transmitting signal end and receive signal end cannot in the same space,
But the state understood in the space again promptly and accurately, the structure type of that prior art cannot be applicable in again.
It is therefore desirable to have a kind of new apparatus for transmitting signal, can accurately synchronize the status signal of transmitting main contact, keep away
Exempt from that misjudgment phenomenon occurs, additionally it is possible to transmitting signal end and reception signal end be isolated.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of new apparatus for transmitting signal, transmitting can be accurately synchronized
The status signal of main contact prevents erroneous judgement caused by melting welding, additionally it is possible to which transmitting signal end and reception signal end are isolated.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of apparatus for transmitting signal, including it is closed
Shell, push rod, touching bridge, supporting element, binding post, auxiliary touch panel, auxiliary contact and two signal wires, the push rod be set to institute
It states in shell；The touching bridge is socketed on the top of the push rod；The supporting element and the touching bridge are rigidly connected；The binding post
It is set to the top of the touching bridge；The auxiliary contact are fixed on the top of the supporting element；The auxiliary touch panel is set to institute
It states between auxiliary contact and supporting element, and assists touch panel hanging close to one end of the auxiliary contact, assist the other end of touch panel
It is fixed on the shell；One end of a piece signal wire is connected to the auxiliary contact, and one end of another signal wire is connected to institute
Auxiliary touch panel is stated, the other end of two signal wires stretches out outside the closed shell；The supporting element to auxiliary touch panel
Distance and auxiliary touch panel to the sum of the distance between auxiliary contact less than the distance between described touching bridge to binding post.
The beneficial effects of the present invention are: when push rod acts upwards, touch bridge and supporting element and also move upwards therewith, touching bridge with
The connection of main contact is realized in binding post contact；The auxiliary touch panel of cantilever setting simultaneously is upwardly-deformed under the top power effect of supporting element
It is contacted with auxiliary contact, to connect two signal wires, realizes the signal transmitting of auxiliary contact；Stroke (the support of auxiliary contact
Part to auxiliary touch panel distance and auxiliary touch panel the sum of to the distance between auxiliary contact) stroke that is slightly less than main contact (touches bridge
Arrive the distance between binding post), and the auxiliary touch panel of cantilever has elastic deformation space, when main contact is connected, at auxiliary contact
In excess of stroke state, it is ensured that the performance of the device and service life, when main contact disconnects, auxiliary contact can slightly be later than main contact disconnection,
It can effectively prevent erroneous judgement caused by main contact melting welding；In addition, the receiving end of two signal wires is arranged in outside closed shell, it can
Keep apart signal receiving end with signal issuing side, enables the apparatus for transmitting signal suitable for various rugged environments.
Detailed description of the invention
Fig. 1 is the top view of the apparatus for transmitting signal of the embodiment of the present invention；
Fig. 2 is the A-A cross-sectional view of the apparatus for transmitting signal of the embodiment of the present invention；
Fig. 3 is the enlarged drawing of part E；
Fig. 4 is the B-B cross-sectional view of the apparatus for transmitting signal of the embodiment of the present invention；
Fig. 5 is the enlarged drawing of part F；
Fig. 6 is the C-C cross-sectional view of the apparatus for transmitting signal of the embodiment of the present invention (main contact and auxiliary contact disconnect)；
Fig. 7 is the enlarged drawing of part G；
Fig. 8 is that (main contact access failure, auxiliary contact connect for the C-C cross-sectional view of apparatus for transmitting signal of the embodiment of the present invention
It is logical)；
Fig. 9 is that (main contact is connected, and auxiliary contact exists super for the C-C cross-sectional view of the apparatus for transmitting signal of the embodiment of the present invention
Journey)；
Figure 10 is that (main contact is connected with auxiliary contact for the C-C cross-sectional view of the apparatus for transmitting signal of the embodiment of the present invention
There are the excess of stroke)；
Label declaration:
1, shell；1-1, pedestal；1-2, lid；2, push rod；3, bridge is touched；4, supporting element；
5, binding post；6, touch panel is assisted；7, auxiliary contact；8, the first signal wire；9, second signal line；
10, connecting terminal；11, copper rivet；12, the first spring；13, second spring；14, magnet；
15, coil；16, winding wire；17, baffle；18, arc-extinguish chamber.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: main contact includes touching bridge 3 and binding post 5, auxiliary contact includes setting gradually
Supporting element 4, cantilever setting auxiliary touch panel 6 and auxiliary contact 7, touch bridge 3 and supporting element 4 and driven by push rod 2, auxiliary contact
Stroke be slightly less than the stroke of main contact.
Please refer to Fig. 1 to Fig. 7, a kind of apparatus for transmitting signal, including closed shell 1, push rod 2, touching bridge 3, supporting element 4,
Binding post 5, auxiliary touch panel 6, auxiliary contact 7 and two signal wires, the push rod 2 are set in the shell 1；The touching bridge 3
It is socketed on the top of the push rod 2；The supporting element 4 is rigidly connected with the touching bridge 3；The binding post 5 is set to the touching
The top of bridge 3；The auxiliary contact 7 are fixed on the top of the supporting element 4；The auxiliary touch panel 6 is set to the auxiliary touching
Between point 7 and supporting element 4, and assist touch panel 6 hanging close to one end of the auxiliary contact 7, the other end of auxiliary touch panel 6 is fixed
In the shell 1；One end of a piece signal wire is connected to the auxiliary contact 7, and one end of another signal wire is connected to described
Touch panel 6 is assisted, the other end of two signal wires stretches out outside the closed shell 1；The supporting element 4 arrives auxiliary touch panel
6 distance and auxiliary touch panel 6 arrives the sum of the distance between auxiliary contact 7 less than the distance between described touching bridge 3 to binding post 5.
As can be seen from the above description, the beneficial effects of the present invention are: when push rod acts upwards, touch bridge and supporting element also therewith
It moves upwards, touching bridge contacts the connection for realizing main contact with binding post；The auxiliary touch panel of cantilever setting simultaneously is on the top of supporting element
It is upwardly-deformed under power effect to be contacted with auxiliary contact, to connect two signal wires, realize the signal transmitting of auxiliary contact；Auxiliary
The stroke of contact is slightly less than the stroke of main contact, and the auxiliary touch panel of cantilever has elastic deformation space, auxiliary when main contact is connected
Contact is helped to be in excess of stroke state, it is ensured that the performance of the device and service life, when main contact disconnects, auxiliary contact can slightly be later than main touching
Head disconnects, and can effectively prevent erroneous judgement caused by main contact melting welding；In addition, the receiving end of two signal wires to be arranged in closed shell
In vitro, signal receiving end can be made to keep apart with signal issuing side, the apparatus for transmitting signal is enable to be suitable for various severe rings
In border.
It further, further include the first spring 12, the top of the push rod 2 is provided with step, 12 sets of first spring
Set on the push rod 2, one end of the first spring 12 is held in the step, and the other end of the first spring 12 is held in the touching bridge
3。
Seen from the above description, it is elastic connection between the push rod and touching bridge, main contact can be made to generate in closure super
Journey still is able to reliable contacts after capable of guaranteeing main contact galvano-cautery, improves the service life.
It further, further include magnet 14 and coil 15, the magnet 14 and coil 15 are set in the shell 1, institute
Coil 15 is stated to be arranged around the magnet 14；The lower part of the push rod 2 is connected to the magnet 14.
Seen from the above description, the magnet and coil can provide power for push rod, and coil generates magnetic field, magnet after being powered
It moves under the influence of a magnetic field, to drive pushrod movement.
It further, further include baffle 17 and second spring 13, the baffle 17 is fixed in the shell 1, described to push away
Bar 2 passes through the baffle 17, and the second spring 13 is sheathed on the push rod 2, and one end of second spring 13 be held in it is described
Baffle 17, the other end of second spring 13 are held in the magnet 14.
Seen from the above description, the second spring can provide an elastic-restoring force for magnet, need breaking-off contact
When, help magnet to reset.
It further, further include connecting terminal 10 and copper rivet 11, one end of the connecting terminal 10 is connected to described another
The other end of a piece signal wire, connecting terminal 10 is riveted by the copper rivet 11 with the auxiliary touch panel 6.
It further, further include arc-extinguish chamber 18, the arc-extinguish chamber 18 is set in the shell 1,6 He of auxiliary touch panel
The signal wire is respectively arranged at the two sides of the arc-extinguish chamber 18；The auxiliary contact 7 are arranged in the arc-extinguish chamber 18, and assist
Contact 7 is greater than the mating surface with arc-extinguish chamber 18 close to the end face of one end of auxiliary touch panel 6.
Seen from the above description, an end face of auxiliary contact is greater than the mating surface with arc-extinguish chamber, and auxiliary contact can be made solid
It is qualitative more preferable, reduce between auxiliary touch panel and auxiliary contact open away from error.
Further, the shell 1 includes pedestal 1-1 and lid 1-2, the lid 1-2 are sealant, the signal wire
One end be sealed in the lid 1-2, the other end of signal wire stretches out the lid 1-2.
Seen from the above description, it is sealed inside the apparatus for transmitting signal by sealant, so that inside and outside is thoroughly isolated, makes letter
Number issuing side and signal receiving end are isolated to two spaces, can be applied to it is certain need by signal issuing side and signal receiving end every
The special occasions left.
Further, the lid 1-2 is ceramics, and conjunction can be cut down by there is soldering between the periphery and pedestal 1-1 of the lid 1-2
Gold.
Seen from the above description, the kovar alloy on ceramic periphery can play the role of sealing.
Further, the auxiliary touch panel 6 is bent close to one end of the auxiliary contact 7 towards auxiliary contact 7.
Seen from the above description, auxiliary touch panel is set as bending, on the one hand can be more convenient the cantilever termination of auxiliary touch panel
It contacts auxiliary contact, on the other hand bigger elastic deformation space can be provided for auxiliary contact.
Embodiment one
Please refer to Fig. 1 to Fig. 7, the embodiment of the present invention one are as follows: a kind of apparatus for transmitting signal, including closed shell 1, magnetic
Iron 14, coil 15, push rod 2, touching bridge 3, supporting element 4, binding post 5, auxiliary touch panel 6, auxiliary contact 7, the first signal wire 8 and second
Signal wire 9, the shell 1 include pedestal 1-1 and lid 1-2, and the lid 1-2 is sealant, first signal wire 8 and the
One end of binary signal line 9 is sealed in the sealant, and the other end of the first signal wire 8 and second signal line 9 stretches out the lid
Sub- 1-2.Of course, the lid 1-2 can also with ceramics replace, the lid 1-2 be ceramics when, the periphery of lid 1-2 with
Soldering has kovar alloy between pedestal 1-1, to guarantee that shell 1 has preferable sealing effect.
The magnet 14 and coil 15 are set in the shell 1, and the coil 15 is arranged around the magnet 14, described
Coil 15 can be powered by winding wire 16, and provide magnetic field for magnet 14；The lower part of the push rod 2 is connected to the magnetic
Iron 14.The touching bridge 3 is socketed on the top of the push rod 2, and touching is elastic connection between bridge 3 and push rod 2；Specifically, with reference to figure
4, Fig. 5 or Fig. 6, the top of the push rod 2 are provided with step, and the first spring 12, first spring are socketed at the step
12 one end is held in the step, and the other end of the first spring 12 is held in the touching bridge 3, when push rod 2 moves upwards, push rod
2 step squeezes the first spring 12, and the first spring 12 generates elastic force and touching bridge 3 is pushed to move upwards.The supporting element 4 and the touching
Bridge 3 is rigidly connected, and the inside of supporting element 4 is provided with card slot, and the touching bridge 3 is connected in the card slot.The binding post 5 is arranged
In the top of the touching bridge 3；The auxiliary contact 7 are fixed on the top of the supporting element 4；The auxiliary contact 7 and supporting element 4
Between be provided with the auxiliary touch panel 6, the auxiliary touch panel 6 is hanging close to one end of the auxiliary contact 7, and the auxiliary touch
The free end of plate 6 is bent towards auxiliary contact 7, of course, the auxiliary touch panel 6 can also be to the direction for deviating from auxiliary contact 7
Bending, can not also be bent, directly will auxiliary touch panel 6 be made into it is straight, shaped auxiliary touch panel in protection of the invention
Within the scope of.The other end of auxiliary touch panel 6 is fixed on the shell 1.As shown in fig. 7, the first signal wire 8 is connected to the auxiliary
Contact 7, as shown in figure 3, second signal line 9 is connected to the auxiliary touch panel 6.In the present embodiment, close to institute in the shell 1
The place for stating sealant is additionally provided with arc-extinguish chamber 18, and the auxiliary touch panel 6 is set to the inside of the arc-extinguish chamber 18, the arc extinguishing
The outside of cover 18 is provided with connecting terminal 10, and one end of the connecting terminal 10 is connected to the second signal line 9, connecting terminal
10 other end is riveted by a copper rivet 11 and the auxiliary touch panel 6.The auxiliary contact 7 are arranged in the arc-extinguish chamber 18
In, the both ends of auxiliary contact 7 are located inside and outside arc-extinguish chamber 18, and first signal wire 8 is welded in the auxiliary touching
The upper end of point 7, the end face of the lower end of auxiliary contact 7 are greater than the mating surface with arc-extinguish chamber 18, keep auxiliary contact 7 fine with this
Ground is fixed on arc-extinguish chamber 18.Baffle 17 is further fixedly arranged in the shell 1, the baffle 17 is located at the upper of the magnet 14
Side, the push rod 2 pass through the baffle 17, and the push rod 2 is arranged with second spring 13, and the second bullet by one end of near magnet 14
One end of spring 13 is held in the baffle 17, and the other end of second spring 13 is held in the magnet 14.
Distance of the supporting element 4 to auxiliary touch panel 6 is less than with touch panel 6 is assisted to the sum of the distance between auxiliary contact 7
The touching bridge 3 arrives the distance between binding post 5.As shown in fig. 6, touching bridge 3 to binding post 5, auxiliary touch panel 6 arrive before coil is powered
After auxiliary contact 7 are powered not in contact with, winding wire 16, coil 15 generates magnetic field, and magnet 14 will drive push rod 2 and move upwards,
Touching bridge 3 and supporting element 4 are moved upwards by the elastic force of spring.Since the stroke of main contact is slightly larger than auxiliary contact, auxiliary
Contact is connected after first connecting main contact, as shown in figure 8, i.e. auxiliary touch panel 6 first touches auxiliary contact 7, touching bridge 3 is also not in contact with arriving
Binding post 5；As shown in figure 9, auxiliary touch panel 6 continues flexible deformation and generates the excess of stroke as push rod 2 moves further up, bridge 3 is touched
Just touch binding post 5.Because the movement velocity of magnet 14 is exceedingly fast, so the time phase difference that the two is connected is several milliseconds, almost
To be also turned on.As shown in Figure 10, if supporting element 4 is further up, the excess of stroke occurs for main contact and auxiliary contact.It needs to disconnect
When circuit, coil 15 stops providing magnetic field or provides the magnetic field of opposite direction, and push rod 2 moves downward, and touching bridge 3 first leaves binding post
5, auxiliary touch panel 6 is further out auxiliary contact 7, and main contact must be off-state when guaranteeing that auxiliary contact disconnects, and can effectively prevent
Misjudgment phenomenon only occurs when main contact melting welding.
In conclusion apparatus for transmitting signal provided by the invention can synchronize the signal of transmitting main contact, while can have
Caused erroneous judgement when effect prevents main contact from melting welding occurs, it is ensured that the accuracy of signal transmission, while can will transmitting signal end and
Signal receiving end is kept apart, and various rugged environments can be suitable for.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (7)
1. a kind of apparatus for transmitting signal, which is characterized in that including closed shell, push rod, touching bridge, supporting element, binding post, auxiliary
Touch panel, auxiliary contact and two signal wires, the push rod are set in the shell；The touching bridge is socketed on the upper of the push rod
Portion；The supporting element and the touching bridge are rigidly connected；The binding post is set to the top of the touching bridge；The auxiliary contact are solid
Due to the top of the supporting element；The auxiliary touch panel is set between the auxiliary contact and supporting element, and touch panel is assisted to lean on
One end of the nearly auxiliary contact is hanging, and the other end of touch panel is assisted to be fixed on the shell；One end connection of a piece signal wire
In the auxiliary contact, one end of another signal wire is connected to the auxiliary touch panel, and the other end of two signal wires is equal
It stretches out outside the closed shell；The supporting element to auxiliary touch panel distance and auxiliary touch panel the distance between to auxiliary contact
The sum of be less than described touching bridge the distance between to binding post；
It further include arc-extinguish chamber, the arc-extinguish chamber is set in the shell, and the auxiliary touch panel and the signal wire are respectively set
In the two sides of the arc-extinguish chamber；The auxiliary contact are arranged in the arc-extinguish chamber, and auxiliary contact are close to one end of auxiliary touch panel
End face be greater than mating surface with arc-extinguish chamber.
2. apparatus for transmitting signal as described in claim 1, which is characterized in that further include the first spring, the top of the push rod
It is provided with step, first spring pocket is set to the push rod, and one end of the first spring is held in the step, the first spring
The other end is held in the touching bridge.
3. apparatus for transmitting signal as described in claim 1, which is characterized in that it further include magnet and coil, the magnet and line
Circle is set in the shell, and the coil is arranged around the magnet；The lower part of the push rod is connected to the magnet.
4. apparatus for transmitting signal as claimed in claim 3, which is characterized in that further include baffle and second spring, the baffle
It being fixed in the shell, the push rod passes through the baffle, and the second spring is sheathed on the push rod, and second spring
One end is held in the baffle, and the other end of second spring is held in the magnet.
5. apparatus for transmitting signal as described in claim 1, which is characterized in that it further include connecting terminal and copper rivet, it is described to connect
One end of line terminals is connected to another signal wire, and the other end of connecting terminal is touched by the copper rivet and the auxiliary
Plate riveting.
6. apparatus for transmitting signal as described in claim 1, which is characterized in that the shell includes base and cover, the lid
Son is sealant, and one end of the signal wire is sealed in the lid, and the other end of signal wire stretches out the lid.
7. apparatus for transmitting signal as claimed in claim 6, which is characterized in that the lid is ceramics, the periphery of the lid
Soldering has kovar alloy between pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710544933.0A CN107146720B (en) | 2017-07-06 | 2017-07-06 | A kind of apparatus for transmitting signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710544933.0A CN107146720B (en) | 2017-07-06 | 2017-07-06 | A kind of apparatus for transmitting signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107146720A CN107146720A (en) | 2017-09-08 |
| CN107146720B true CN107146720B (en) | 2019-11-22 |
Family
ID=59785550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710544933.0A Active CN107146720B (en) | 2017-07-06 | 2017-07-06 | A kind of apparatus for transmitting signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107146720B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317810A (en) * | 2001-06-08 | 2001-10-17 | 刘英来 | Contact structure and non-arc AC contactor |
| CN105679610A (en) * | 2016-04-12 | 2016-06-15 | 昆山国力源通新能源科技有限公司 | High-voltage sealed DC contactor with auxiliary contacts |
| CN106653491A (en) * | 2016-12-02 | 2017-05-10 | 东莞市中汇瑞德电子股份有限公司 | Auxiliary contact device for high-voltage DC relay |
| CN207052490U (en) * | 2017-07-06 | 2018-02-27 | 天水二一三电器有限公司 | A kind of apparatus for transmitting signal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101519784B1 (en) * | 2014-04-18 | 2015-05-12 | 현대자동차주식회사 | Battery relay for automobile |
-
2017
- 2017-07-06 CN CN201710544933.0A patent/CN107146720B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317810A (en) * | 2001-06-08 | 2001-10-17 | 刘英来 | Contact structure and non-arc AC contactor |
| CN105679610A (en) * | 2016-04-12 | 2016-06-15 | 昆山国力源通新能源科技有限公司 | High-voltage sealed DC contactor with auxiliary contacts |
| CN106653491A (en) * | 2016-12-02 | 2017-05-10 | 东莞市中汇瑞德电子股份有限公司 | Auxiliary contact device for high-voltage DC relay |
| CN207052490U (en) * | 2017-07-06 | 2018-02-27 | 天水二一三电器有限公司 | A kind of apparatus for transmitting signal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107146720A (en) | 2017-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106783373B (en) | A kind of vacuum interrupter with dynamic main contac and moving arcing contact | |
| CN204029677U (en) | The sensitive switch of long stroke | |
| CN102044388B (en) | Static contact structure of moulded case circuit breaker | |
| CN107146720B (en) | A kind of apparatus for transmitting signal | |
| CN104269293A (en) | Universal conversion switch with magnetic quenching function | |
| CN207052490U (en) | A kind of apparatus for transmitting signal | |
| CN203983052U (en) | A kind of sensitive switch | |
| CN101976637A (en) | Magnetic latching relay with self-locking structure | |
| CN216528611U (en) | Vacuum arc extinguishing transmission structure | |
| US9287060B2 (en) | Conversion device for converting a mechanical position into an electric state | |
| CN108987138A (en) | Electrical contact system | |
| CN106158513B (en) | The shell mechanism of magnetic latching relay | |
| CN212587410U (en) | Large-load reed pipe structure | |
| CN108417432A (en) | A kind of wraping plate device and rocker switch | |
| CN208819807U (en) | A kind of micro electromagnetic relay | |
| CN208189453U (en) | A kind of wraping plate device and rocker switch | |
| CN111952116A (en) | Large-load reed pipe structure | |
| EP2913834B1 (en) | Contact assembly of switching device and switching device thereof | |
| CN205863057U (en) | A kind of Novel micro-active switch structure | |
| CN105280444B (en) | Electromagnetic relay | |
| CN101645374A (en) | Device for connecting moving contact of breaker | |
| CN204651273U (en) | Novel small-sized circuit breaker | |
| CN207082495U (en) | Miniature circuit breaker | |
| CN220189541U (en) | Leakage circuit breaker with test button device | |
| CN109659207A (en) | A kind of sudden change of resistivity formula contact apparatus and breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |