CN217035549U - High-voltage direct-current relay with auxiliary contact assembly - Google Patents
High-voltage direct-current relay with auxiliary contact assembly Download PDFInfo
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- CN217035549U CN217035549U CN202123452717.4U CN202123452717U CN217035549U CN 217035549 U CN217035549 U CN 217035549U CN 202123452717 U CN202123452717 U CN 202123452717U CN 217035549 U CN217035549 U CN 217035549U
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- support cover
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Abstract
The utility model discloses a high-voltage direct-current relay with an auxiliary contact assembly, which comprises a shell component, an inner support cover, a coil assembly, a pushing rod component and the auxiliary contact assembly, wherein the inner support cover and the coil assembly are vertically distributed in the shell component; the auxiliary contact assembly comprises an auxiliary movable contact piece and two auxiliary leading-out ends, the auxiliary movable contact piece is positioned in the inner supporting cover and is driven by the pushing rod component to be in contact with or separate from the two auxiliary leading-out ends arranged on the inner supporting cover; the two auxiliary leading-out ends are respectively of a bending structure, so that the parts of the two auxiliary leading-out ends, which are positioned above the inner support cover and extend upwards, and the two coil leading-out ends arranged on the coil assembly are close to each other. The utility model enables the coil signal wire connected with the coil leading-out end to be as close as possible to the contact signal wire connected with the auxiliary leading-out end, thereby facilitating the design and installation of the copper plate at the client.
Description
Technical Field
The utility model relates to a high-voltage direct-current relay, in particular to a high-voltage direct-current relay with an auxiliary contact assembly.
Background
A relay is an electronic control device having a control system (also called an input loop) and a controlled system (also called an output loop), which is commonly used in automatic control circuits, and which is actually an "automatic switch" that uses a small current to control a large current. Therefore, the circuit has the functions of automatic regulation, safety protection, circuit conversion and the like.
The high-voltage direct-current relay is one of relays, at present, the high-voltage direct-current relay in the prior art is generally provided with auxiliary contacts, wherein one auxiliary contact comprises an auxiliary movable contact piece and two auxiliary leading-out ends, the two auxiliary leading-out ends are arranged on an inner support cover of the high-voltage direct-current relay, and the auxiliary movable contact piece is positioned in the inner support cover and is driven by a push rod component of the high-voltage direct-current relay to be in contact with or separate from the two auxiliary leading-out ends. Because the two auxiliary leading-out ends are respectively in a straight strip shape, and the two auxiliary leading-out ends are far away from the two coil leading-out ends of the coil assembly of the high-voltage direct-current relay, the distance between a coil signal wire connected with the coil leading-out ends and a contact signal wire connected with the auxiliary leading-out ends is far, and therefore when a client is installed, the contact signal wire is easily interfered with a client copper plate.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-voltage direct-current relay with an auxiliary contact assembly, aiming at the technical problems in the prior art, and the high-voltage direct-current relay can enable a coil signal wire connected with a coil leading-out end and a contact signal wire connected with the auxiliary leading-out end to be as close as possible.
The technical scheme adopted by the utility model for solving the technical problem is as follows: a high-voltage direct-current relay with an auxiliary contact assembly comprises a shell component, an inner support cover, two static contacts, an active contact, a coil assembly, a pushing rod component and the auxiliary contact assembly, wherein the inner support cover and the coil assembly are vertically distributed in the shell component; the auxiliary contact assembly comprises an auxiliary moving contact piece and two auxiliary leading-out ends, wherein the auxiliary moving contact piece is positioned in the inner supporting cover and is driven by the pushing rod part to be in contact with or separate from the two auxiliary leading-out ends arranged on the inner supporting cover; the two auxiliary leading-out ends are respectively of a bending structure, so that the parts of the two auxiliary leading-out ends, which are positioned above the inner support cover and extend upwards, and the two coil leading-out ends arranged on the coil assembly are close to each other.
Furthermore, the auxiliary leading-out end is ㄣ -shaped and comprises an upper vertical section, a lower vertical section and a horizontal section arranged between the lower end of the upper vertical section and the upper end of the lower vertical section, and the upper vertical section forms a part, located above the inner support cover, of the auxiliary leading-out end and extending upwards.
Furthermore, the distance between the upper vertical sections of the two auxiliary leading-out ends is smaller than the distance between the lower vertical sections of the two auxiliary leading-out ends.
Furthermore, two first jacks are arranged at the top of the inner support cover, the lower vertical sections of the two auxiliary leading-out ends respectively penetrate through the two first jacks one by one, and the horizontal section of the auxiliary leading-out end is abutted against the upper surface of the inner support cover.
Furthermore, an inner flange surrounding the periphery of the lower vertical section extends downwards from the bottom end of the first insertion hole.
Furthermore, the outer sides of the bottoms of the upper vertical sections of the auxiliary leading-out ends of the upper surface of the inner support cover are respectively provided with a protective rib to prevent the upper vertical sections from being bent under stress.
Furthermore, the protection rib is U-shaped, and the medial surface on its three sides touches respectively and leans on the side of last vertical section.
Furthermore, two second jacks are arranged at the top of the inner support cover, and the two coil leading-out ends respectively penetrate through the two second jacks one by one.
Furthermore, the parts of the two auxiliary leading-out ends, which are positioned above the inner support cover and extend upwards, are respectively provided with a first plug-in terminal, and the first plug-in terminal is plugged with a contact signal wire; the tops of the two coil leading-out ends are respectively provided with a second plug terminal, and the second plug terminal is plugged with a coil signal wire; the auxiliary moving contact piece is in a shape of Chinese character 'ji' and is arranged on the pushing rod component, and the lower ends of the two auxiliary leading-out ends are respectively matched with two sides of the bottom of the auxiliary moving contact piece correspondingly.
Further, the cross section of the auxiliary leading-out end and/or the coil leading-out end is flat.
Further, the shell component comprises a shell and an iron cup arranged in the shell; the top of the inner support cover is provided with two fixed contacts in a penetrating way, and the inner support cover is internally provided with a movable contact spring which is driven by the push rod part to ensure that two ends in the length direction are respectively contacted with or separated from the two fixed contacts.
Compared with the prior art, the utility model has the following beneficial effects:
1. because the two auxiliary leading-out ends are respectively arranged into the bending structures, and the parts of the two auxiliary leading-out ends which are positioned above the inner support cover and extend upwards are close to the two coil leading-out ends arranged on the coil assembly, the coil signal wire connected with the coil leading-out ends and the contact signal wire connected with the auxiliary leading-out ends can be as close as possible, and the copper plate is convenient to design and install at a client.
2. The end is drawn forth in the supplementary ㄣ font, not only can ensure that the end is drawn forth to last vertical section that the supplementary end was drawn forth and coil draws forth the end and draws together each other, can also utilize the supplementary end of drawing forth more be convenient for fix on interior support cover.
3. The distance between the upper vertical sections of the two auxiliary leading-out ends is smaller than that between the lower vertical sections of the two auxiliary leading-out ends, so that the two auxiliary leading-out ends are installed at a certain angle, and the upper vertical sections of the two auxiliary leading-out ends are further closed.
4. The bottom end of the first jack extends downwards to form the inner flange surrounding the periphery of the lower vertical section, so that the depth of the first jack can be increased by using the inner flange, the auxiliary leading-out end is better limited, and the mounting precision of the auxiliary leading-out end is improved.
4. The setting of protection rib can prevent that the supplementary last vertical section atress of drawing forth the end from bending.
The utility model is further explained in detail with the accompanying drawings and the embodiments; however, the hvdc relay with an auxiliary contact assembly according to the present invention is not limited to the embodiment.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of the position relationship between two coil terminals and two auxiliary terminals according to the present invention;
fig. 3 is a perspective view of an auxiliary terminal according to the present invention;
FIG. 4 is a schematic structural view of the auxiliary contact assembly of the present invention in a mated state with a push rod assembly;
FIG. 5 is a perspective view of the inner support shield of the present invention;
FIG. 6 is a second perspective view of the inner support shield of the present invention;
FIG. 7 is a schematic perspective view of the inner support cover of the present invention with two stationary contacts;
FIG. 8 is a cross-sectional view of the present invention;
the coil assembly comprises a fixed contact 1, a fixed contact 2, an inner support cover 21, a first jack 211, an inner flange 22, a protective rib 23, a second jack 3, a coil assembly 31, a movable iron core 4, an auxiliary movable contact piece 5, an auxiliary leading-out end 51, an upper vertical section 52, a lower vertical section 53, a horizontal section 6, a coil leading-out end 7, a push rod component 8, a shell 9, an iron cup 10, a first plug terminal 20, a second plug terminal 30, a contact signal wire 40 and a coil signal wire.
Detailed Description
Referring to fig. 1 to 8, the high-voltage direct-current relay with the auxiliary contact assembly of the present invention includes a housing component, an inner support cover 2, two stationary contacts 1, an active contact (not shown), a coil assembly 3, a push rod component 7 and an auxiliary contact assembly, wherein the inner support cover 2 and the coil assembly 3 are distributed in the housing component from top to bottom, the active contact is located in the inner support cover 2, and is driven by the push rod component 7 to contact with or separate from the two stationary contacts 1 penetrating the top of the inner support cover 2, so as to close or open the main contact; the auxiliary contact assembly comprises an auxiliary movable contact piece 4 and two auxiliary leading-out terminals 5, wherein the auxiliary movable contact piece 4 is positioned in the inner support cover 2 and is driven by a push rod part 7 to be in contact with or separate from the two auxiliary leading-out terminals 5 arranged on the inner support cover 2, so that the auxiliary contact assembly is closed or opened; the push rod member 7 is interlocked with a plunger 31 provided in the coil block 3. The shell parts comprise a shell 8 and an iron cup 9 arranged in the shell 8, and the inner support cover 2 and the coil assembly 3 are vertically distributed in the iron cup 9. The two auxiliary leading-out ends 5 are respectively of a bending structure, so that the parts, located above the inner support cover 2 and extending upwards, of the two auxiliary leading-out ends 5 are close to the two coil leading-out ends 6 arranged on the coil assembly 3.
In this embodiment, as shown in fig. 2 and 3, the auxiliary terminal 5 is ㄣ -shaped, so that the auxiliary terminal 5 includes an upper vertical section 51, a lower vertical section 52, and a horizontal section 53 disposed between a lower end of the upper vertical section 51 and an upper end of the lower vertical section 52, and the upper vertical section 51 constitutes a portion of the auxiliary terminal 5 located above the inner support cover 2 and extending upward, so that the upper vertical section 51 and the two coil terminals 6 are close to each other. As shown in fig. 4, the auxiliary moving contact piece 4 is substantially in a zigzag shape and is disposed on the push rod member 7, and the lower vertical sections 52 of the two auxiliary terminals 5 are respectively correspondingly engaged with both sides of the bottom of the auxiliary moving contact piece 4.
In this embodiment, the distance between the upper vertical sections 51 of the two auxiliary terminals 5 is smaller than the distance between the lower vertical sections 52 of the two auxiliary terminals 5. Therefore, the auxiliary terminals 5 are installed at a certain angle, not in a parallel manner, so that the upper vertical sections 51 of the auxiliary terminals 5 can be further closed.
In this embodiment, as shown in fig. 5 and 6, two first insertion holes 21 are formed in the top of the inner support cover 2, the lower vertical sections 52 of the two auxiliary terminals 5 respectively penetrate through the two first insertion holes 21 one by one, and the horizontal section 53 of the auxiliary terminal 5 contacts and abuts against the upper surface of the inner support cover 2. Since the two auxiliary leading-out ends 5 are at a certain angle, the two first insertion holes 21 are also at a certain angle. The inner flange 211 surrounding the periphery of the lower vertical section 52 extends downwards from the bottom end of the first insertion hole 21, so that the depth of the first insertion hole 21 can be increased by using the inner flange 211, the auxiliary leading-out terminal 5 can be limited better, the auxiliary leading-out terminal 5 is prevented from being inclined, and the installation accuracy of the auxiliary leading-out terminal is improved.
In this embodiment, the upper surface of the inner support cover 2 is provided with a protective rib 22 on the outer side of the bottom of the upper vertical section 51 of each auxiliary leading-out terminal 5, so as to prevent the upper vertical section 51 from being bent by force when being plugged into a contact signal line. The protection rib 22 is U-shaped, and the inner side surfaces of the three sides of the protection rib respectively contact and lean against the side surface of the upper vertical section 51, so that the best supporting effect is provided for the upper vertical section 51.
In this embodiment, the top of the inner support cover 2 is provided with two second insertion holes 23, and the two coil leading-out ends 6 respectively penetrate through the two second insertion holes 23 one by one. The two second insertion holes 23 are arranged in parallel and are positioned at the edge of the inner support cover 2. A partition wall 24 is provided inside the inner support cover 2 between the second insertion hole 23 and the first insertion hole 21 to partition the auxiliary lead 5 from the coil lead 6.
In this embodiment, the two auxiliary terminals 5 are located above the inner support cover 2 and are respectively provided with a first plugging terminal 10 at the position extending upward (i.e. the upper vertical section 51), and the first plugging terminal 10 is plugged with a contact signal wire 30; the top parts of the two coil leading-out terminals 6 are respectively provided with a second plugging terminal 20, and the second plugging terminal 20 is plugged with a coil signal wire 40.
In this embodiment, the cross sections of the auxiliary leading-out terminal 5 and the coil leading-out terminal 6 are respectively flat, and specifically, the auxiliary leading-out terminal 5 and the coil leading-out terminal 6 are respectively sheet-shaped, so that the leading-out terminals can also be called leading-out sheets.
According to the high-voltage direct-current relay with the auxiliary contact assembly, after the two auxiliary leading-out ends 5 are respectively arranged into the bending structures, the upper vertical sections 51 of the two auxiliary leading-out ends 5 can be respectively close to the two coil leading-out ends 6, so that the coil signal wire 40 connected with the coil leading-out end 6 and the contact signal wire 30 connected with the auxiliary leading-out end 5 can be close to each other as much as possible, and the copper plate can be conveniently designed and installed at a client.
The above embodiments are only used to further illustrate the high voltage direct current relay with the auxiliary contact assembly of the present invention, but the present invention is not limited to the embodiments, and any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. A high-voltage direct-current relay with an auxiliary contact assembly comprises a shell component, an inner support cover, a coil assembly, a pushing rod component and the auxiliary contact assembly, wherein the inner support cover and the coil assembly are vertically distributed in the shell component; the auxiliary contact assembly comprises an auxiliary moving contact piece and two auxiliary leading-out ends, wherein the auxiliary moving contact piece is positioned in the inner supporting cover and is driven by the pushing rod part to be in contact with or separate from the two auxiliary leading-out ends arranged on the inner supporting cover; the method is characterized in that: the two auxiliary leading-out ends are respectively of a bending structure, so that the parts of the two auxiliary leading-out ends, which are positioned above the inner support cover and extend upwards, and the two coil leading-out ends arranged on the coil assembly are close to each other.
2. The hvdc relay with auxiliary contact assembly of claim 1, wherein: the auxiliary leading-out end is ㄣ -shaped and comprises an upper vertical section, a lower vertical section and a horizontal section arranged between the lower end of the upper vertical section and the upper end of the lower vertical section, and the upper vertical section forms a part, located above the inner support cover, of the auxiliary leading-out end and extending upwards.
3. The hvdc relay with auxiliary contact assembly of claim 2, wherein: the distance between the upper vertical sections of the two auxiliary leading-out ends is smaller than that between the lower vertical sections of the two auxiliary leading-out ends.
4. The hvdc relay with auxiliary contact assembly of claim 2 or 3, wherein: the top of the inner support cover is provided with two first jacks, the lower vertical sections of the two auxiliary leading-out ends respectively penetrate through the two first jacks one by one, and the horizontal section of the auxiliary leading-out end is in contact with the upper surface of the inner support cover.
5. The HVDC relay with auxiliary contact assembly of claim 4, wherein: the bottom end of the first jack extends downwards to form an inner flange surrounding the periphery of the lower vertical section.
6. The hvdc relay with auxiliary contact assembly of claim 4, wherein: and the outer sides of the bottoms of the upper vertical sections of the auxiliary leading-out ends of the upper surface of the inner support cover are respectively provided with a protective rib to prevent the upper vertical sections from being bent under stress.
7. The hvdc relay with auxiliary contact assembly of claim 6, wherein: the protection rib is U-shaped, and the medial surface on its three sides touches respectively to lean on in the side of last vertical section.
8. The hvdc relay with auxiliary contact assembly of claim 1, wherein: the top of the inner support cover is provided with two second jacks, and the two coil leading-out ends respectively penetrate through the two second jacks one by one.
9. The hvdc relay with auxiliary contact assembly of claim 1, wherein: the cross section of the auxiliary leading-out end and/or the coil leading-out end is flat; the parts of the two auxiliary leading-out ends, which are positioned above the inner support cover and extend upwards, are respectively provided with a first plug-in terminal, and the first plug-in terminal is plugged with a contact signal wire; the tops of the two coil leading-out ends are respectively provided with a second plug terminal, and the second plug terminal is plugged with a coil signal wire; the auxiliary moving contact piece is in a shape of Chinese character 'ji' and is arranged on the pushing rod component, and the lower ends of the two auxiliary leading-out ends are respectively matched with two sides of the bottom of the auxiliary moving contact piece correspondingly.
10. The hvdc relay with auxiliary contact assembly of claim 1, wherein: the shell component comprises a shell and an iron cup arranged in the shell; the top of the inner support cover is provided with two fixed contacts in a penetrating way, and the inner support cover is internally provided with a movable contact spring which is driven by the push rod part to enable two ends in the length direction to be respectively contacted with or separated from the two fixed contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123452717.4U CN217035549U (en) | 2021-12-31 | 2021-12-31 | High-voltage direct-current relay with auxiliary contact assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123452717.4U CN217035549U (en) | 2021-12-31 | 2021-12-31 | High-voltage direct-current relay with auxiliary contact assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217035549U true CN217035549U (en) | 2022-07-22 |
Family
ID=82445162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123452717.4U Active CN217035549U (en) | 2021-12-31 | 2021-12-31 | High-voltage direct-current relay with auxiliary contact assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217035549U (en) |
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2021
- 2021-12-31 CN CN202123452717.4U patent/CN217035549U/en active Active
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