CN113906534B - Railway signal relay for enhancing release position retention force - Google Patents
Railway signal relay for enhancing release position retention force Download PDFInfo
- Publication number
- CN113906534B CN113906534B CN202080033773.3A CN202080033773A CN113906534B CN 113906534 B CN113906534 B CN 113906534B CN 202080033773 A CN202080033773 A CN 202080033773A CN 113906534 B CN113906534 B CN 113906534B
- Authority
- CN
- China
- Prior art keywords
- movable
- contact
- limiting
- push rod
- release position
- 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
- 230000002708 enhancing effect Effects 0.000 title claims abstract description 13
- 230000014759 maintenance of location Effects 0.000 title claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000010891 electric arc Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 5
- 229910001172 neodymium magnet Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 229910000906 Bronze Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/34—Means for adjusting limits of movement; Mechanical means for adjusting returning force
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
Abstract
A railway signal relay for enhancing the holding force of a release position comprises an armature (1), a yoke (2) and a release position holding assembly; the release position maintaining assembly comprises a magnet (3), wherein the magnet (3) is arranged on the yoke (2), and when the relay is in the release position, the magnet (3) and the armature (1) are attracted to the wall surface of the side, which is contacted with the yoke (2). The problem that the existing counter force spring plate and the bending degree of the movable contact piece can change along with the increase of the service time of the relay, so that the formed release position retaining force is unstable when the relay is positioned at the release position, and the reliable contact between the movable contact and the movable break contact cannot be guaranteed is solved.
Description
Technical Field
The invention relates to the field of railway signal relays, in particular to a railway signal relay for enhancing the retention force of a release position.
Background
The release position holding force is the pressure of the release position holding component to the relay yoke when the relay is at the release position, and is generally measured by adopting the relay stop nail, and the data displayed by the dynamometer is the release position holding force when the relay stop nail is slightly lifted to the position that the stop nail just leaves the yoke by the dynamometer during measurement.
The release position retention force helps to help the relay maintain a stable state under vibration, impact and other conditions, ensuring reliable contact of the movable contact and the movable break contact.
In the existing railway signal relay, the release position maintaining part comprises a counter-force spring plate, a push rod and a movable contact, when the relay is in the release position, the reverse pressure of the counter-force spring plate is transmitted to the armature through the push rod, and during the period, the movable contact plate also forms certain reverse pressure as an aid, so that pressure is applied to a yoke iron contacted with the armature, and the release position maintaining force is formed.
The counter-force spring plate and the movable contact piece are required to have certain bending degree to ensure enough reverse pressure, and the bending degree of the counter-force spring plate and the bending degree of the movable contact piece can change along with the increase of the service time of the relay, so that the formed holding force of the release position is unstable when the relay is positioned at the release position, and the problem that the reliable contact of the movable contact and the movable break contact cannot be ensured occurs.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a railway signal relay for enhancing the holding force of a release position, which solves the problems that the bending degree of a counter force spring plate and a movable contact piece can change along with the increase of the service time of the relay, so that the formed holding force of the release position is unstable when the relay is positioned at the release position, and the reliable contact of the movable contact and a movable break contact cannot be ensured.
The invention adopts the following technical scheme:
the invention provides a railway signal relay for enhancing a release position holding force, which comprises an armature iron, a yoke iron and a release position holding assembly, wherein the armature iron is arranged on the yoke iron;
the release position maintaining assembly comprises a magnet which is arranged on the yoke, and when the relay is in the release position, the magnet and the armature are attracted to the wall surface of the side, which is contacted with the yoke, of the magnet.
Further, the magnetic iron armature protection device further comprises a protection sheet, wherein the protection sheet is arranged on one surface of the magnet, which is contacted with the armature, and two ends of the protection sheet are fixedly connected with the yoke iron respectively.
Further, the protective sheet adopts an elastic protective sheet.
Further, the release position maintaining assembly further comprises a push rod and an elastic supporting piece, one end of the push rod is connected with one end of the armature, which is in contact with the yoke, the other end of the push rod is in contact with the elastic supporting piece, and the other end of the push rod is supported by the elastic supporting piece.
Further, the high-voltage circuit comprises a first contact assembly, wherein the first contact assembly is used for being connected with an external high-voltage circuit;
the first contact assembly comprises a first movable disconnection point, a first movable contact and a first movable disconnection point, when the relay is in a release position, the first movable contact is closed with the first movable disconnection point, the first movable contact is separated from the first movable disconnection point, when the relay is in a suction position, the first movable contact is closed with the first movable disconnection point, and the first movable contact is separated from the first movable disconnection point.
Further, the circuit further comprises a second contact assembly, wherein the second contact assembly is used for being connected with an external circuit;
the second contact assembly comprises a second movable disconnection point, a second movable contact and a second movable disconnection point, when the relay is in a release position, the second movable contact is closed with the second movable disconnection point, the second movable contact is separated from the second movable disconnection point, when the relay is in a suction position, the second movable contact is closed with the second movable disconnection point, and the second movable contact is separated from the second movable disconnection point.
Further, the device also comprises a first limiting assembly, wherein the first limiting assembly comprises a first limiting rod and a second limiting rod;
the first limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod, the second limiting rod and the first limiting rod are arranged on the same side of the push rod, and the second limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod;
the first movable contact is closed with the first movable disconnection contact or the first movable connection point in a limiting stroke between the first limiting rod and the second limiting rod.
Further, the device also comprises a second limiting assembly, wherein the second limiting assembly comprises a third limiting rod and a fourth limiting rod;
the third limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod, the fourth limiting rod and the third limiting rod are arranged on the same side of the push rod, and the fourth limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod;
the second movable contact is closed with the second movable disconnection contact or the second movable connection contact in a limiting stroke between the third limiting rod and the fourth limiting rod.
Further, the electric arc separator is also included, and the electric arc separator is connected with the push rod along the upper end vertical to the push rod.
Further, the device further comprises a limiting plate, wherein the limiting plate is arranged between the second movable breaking point and the second movable closing point, one end of the limiting plate is close to the second movable breaking point, and the other end of the limiting plate blocks the second movable closing point, so that a set distance between the second movable breaking point and the second movable closing point is the same as a set distance between the first movable breaking point and the first movable closing point.
Compared with the closest prior art, the technical scheme of the invention has the following beneficial effects:
the invention provides a railway signal relay for enhancing the holding force of a release position, which comprises a magnet, wherein the magnet is arranged on a yoke, and when the relay is in the release position, the magnet and a wall surface on one side, which contacts with the yoke, of an armature are attracted, so that the holding force of the release position formed by the relay is stable when the relay is in the release position, and the reliable contact between a movable contact and a movable break contact is ensured.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic construction of a railway signal relay of the present invention with enhanced release position retention;
FIG. 2 is a schematic structural view of a protective sheet according to the present invention;
FIG. 3 is a schematic view of the mounting of the protective sheet and yoke of the present invention;
FIG. 4 is a schematic view of a push rod according to the present invention;
FIG. 5 is a schematic view of the structure of an arc chute of the present invention;
the electric arc welding device comprises a 1-armature, a 2-yoke, a 3-magnet, a 4-protection sheet, a 5-push rod, a 6-elastic supporting sheet, a 7-first movable breaking point, an 8-first movable joint, a 9-first movable joint, a 10-second movable breaking point, a 11-second movable joint, a 12-second movable joint, a 13-first limiting rod, a 14-second limiting rod, a 15-third limiting rod, a 16-fourth limiting rod, a 17-arc separation plate and an 18-limiting plate.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the present invention provides a railway signal relay for enhancing a release position holding force, comprising an armature 1, a yoke 2 and a release position holding assembly, wherein the release position holding assembly comprises a magnet 3, the magnet 3 is arranged on the yoke 2, and when the relay is in a release position, the magnet 3 and the armature 2 are attracted to a wall surface on a side contacted with the yoke 1;
the magnet 3 can be neodymium iron boron magnetic steel, and the setting relation between the neodymium iron boron magnetic steel and the relay is as follows: a groove is formed in a yoke 2 of the relay, neodymium iron boron magnetic steel is fixed in the groove, the fixing relationship can be clamping connection, and auxiliary materials such as colloid can be adopted to fix the neodymium iron boron magnetic steel in the groove;
the choice of the magnet 3 is not limited to the above-mentioned neodymium iron boron magnetic steel, and other existing magnetic objects capable of realizing the above-mentioned functions are also suitable for the technical scheme of the present invention.
Through the technical scheme, when the relay is in the release position, the magnet 3 and the armature 2 are attracted to the wall surface on the side, which is contacted with the yoke iron 1, so that the formed release position keeps stable force when the relay is in the release position, and the reliable contact between the movable contact and the movable breaking contact is ensured.
As a preferred embodiment, as shown in fig. 2 to 3, the railway signal relay of the present invention further includes a protection sheet 4, wherein the protection sheet 4 is disposed on a surface of the magnet 3 contacting the armature 1, and does not completely cover the magnet, the magnet 3 is circular in the figure, the protection sheet 4 only shields a middle portion of the magnet 3, an upper portion and a lower portion of the magnet 3 are exposed in the air, and two ends of the protection sheet 4 are fixedly connected with the yoke 2 respectively, specifically: through holes are formed in two ends of the protection sheet 4, blind holes are formed in the positions, corresponding to the through holes, of the yoke 2, and the corresponding through holes are connected with the blind holes through threads by screws;
when the relay is in a release state, the magnet 3 is indirectly attracted with the wall surface of one side, which is contacted with the yoke 2, of the armature 1 through the protective sheet 4, so that the magnet 3 can be prevented from being damaged due to the direct contact between the magnet 3 and the armature 1;
as the preference, the protection sheet 4 adopts the elastic protection sheet, can specifically choose tin bronze sheet, and tin bronze sheet possesses better elasticity, can play certain damped effect to the impact force that relay armature release produced when the relay is in release state, if adopt a less part of elasticity, can produce the state of "hard bump" between armature 1 and the protection sheet 4 after the relay armature release, the impact force that the collision produced can probably cause the spring of armature 1, and then feeds back to the contact, causes the spring of contact.
As a preferred embodiment, the release position maintaining assembly further includes a push rod 5 (as shown in fig. 4) and an elastic supporting piece 6, and when the elastic supporting piece 6 is arranged on the relay, a certain angle is formed towards the armature 1;
one end of the push rod 5 is connected with one end of the armature 1, which is contacted with the yoke 2, through a connecting piece, the connecting piece comprises a connecting plate, a bolt and a nut, the connecting plate comprises a connecting bottom plate, two opposite sides of the connecting bottom plate are respectively along the same side direction vertical to the connecting bottom plate, an extending connecting plate I and an extending connecting plate II are integrally formed, through holes are respectively formed in the extending connecting plate I and the extending connecting plate II, through holes are formed in the connecting end of the push rod 5 and the armature 1, through holes are formed in the connecting end of the armature 1 and the connecting end of the push rod 5, the bolt sequentially penetrates through the through holes and then is in threaded connection with the nut, and one end of the push rod 5 is fixedly connected with one end, which is contacted with the armature 1 and the yoke 2;
the other end of the push rod 5 is contacted with the elastic supporting piece 6, specifically, the other end of the push rod 5 is provided with a limiting hook, the upper end of the elastic supporting piece 6 is arranged in the limiting hook in the push rod 5 to limit and support the other end of the push rod 5, and when the relay is in a release state, after the elastic supporting piece 6 supports the other end of the push rod 5, the breaking-off angle of the elastic supporting piece 6 towards the armature 1 can be reduced, and the elastic restoring performance of the elastic supporting piece 6 can have a reverse pressure on the push rod 5;
on the basis that the release position maintaining assembly comprises the magnet 3 and the push rod 5 and the elastic supporting sheet 6 are combined, on one hand, the release position maintaining force of the relay in the release position can be enhanced, on the other hand, the release position maintaining force of the relay in the release position can be adjusted based on the adjustability of the reverse elastic force because the reverse pressure of the elastic supporting sheet 6 is a reverse elastic force;
the number of the limiting hooks is two in the drawing, and the limiting hooks are symmetrically arranged on two sides of the other end of the push rod 5 respectively, so that if the limiting hooks are arranged, two elastic supporting sheets 6 can be arranged on the relay, and the number of the limiting hooks in the drawing is only illustrative, and can be set according to actual needs by a person skilled in the art.
As a preferred embodiment, the railway signal relay further includes a first contact assembly and a second contact assembly; the first contact component is used for being connected with an external high-voltage circuit, and the second contact component is used for being connected with an external low-voltage circuit;
the first contact assembly comprises a first movable breaking contact 7, a first movable contact 8 and a first movable closing contact 9, when the relay is in a release position, the first movable contact 8 is closed with the first movable breaking contact 7, the first movable contact 8 is separated from the first movable closing contact 9, when the relay is in a suction position, the first movable contact 8 is closed with the first movable closing contact 9, and the first movable contact 8 is separated from the first movable breaking contact 7.
The second contact assembly comprises a second movable contact 10, a second movable contact 11 and a second movable contact 12, wherein when the relay is in a release position, the second movable contact 11 is closed 10 with the second movable contact, the second movable contact 11 is separated from the second movable contact 12, and when the relay is in a suction position, the second movable contact 11 is closed with the second movable contact 12, and the second movable contact 11 is separated from the second movable contact 10.
Through setting up above-mentioned two sets of contacts, be connected with outside high voltage circuit respectively or with outside low voltage circuit connection, can make the relay be suitable for the circuit is not single, can be applicable to outside low voltage or high voltage circuit, improves the application scope of relay.
As a preferred embodiment, the railway signal relay further comprises a first limiting assembly, wherein the first limiting assembly comprises a first limiting rod 13 and a second limiting rod 14;
the first limiting rod 13 is fixedly connected with the side wall of the push rod 5 along the direction vertical to the push rod 5, and specifically, the first limiting rod 13 is integrally connected with the side wall of the push rod 5 along the direction vertical to the push rod 5;
the second limiting rod 14 and the first limiting rod 13 are arranged on the same side of the push rod, the second limiting rod 14 is fixedly connected with the side wall of the push rod 5 along the direction vertical to the push rod 5, and specifically, the second limiting rod 14 is integrally formed and connected with the side wall of the push rod 5 along the direction vertical to the push rod 5;
the first movable contact 8 is closed with the first movable disconnection contact 7 or with the first movable engagement contact 9 in a limiting stroke between the first limiting rod 13 and the second limiting rod 14;
the first movable contact 8 comprises a first movable connecting rod and a first movable contact, one end of the first movable connecting rod is fixed on the relay, the other end of the first movable connecting rod is fixed on the first movable contact, when the relay is in a release state, the first movable connecting rod is contacted with the first limiting rod 13, so that the first movable contact is closed with the first movable disconnection point 7, and when the relay is in an attraction state, the first movable connecting rod is contacted with the second limiting rod 14, so that the first movable contact is closed with the first movable disconnection point 9;
the first movable contact 8 is limited in the limiting stroke between the first limiting rod 13 and the second limiting rod 14, so that the first movable contact 8 can be accurately closed with the first movable disconnection contact 7 or closed with the first movable connection point 9.
And, the first gag lever post 13 and the second gag lever post 14 are set to the arc limit with first movable contact 8 contact one side, avoid first movable contact 8 to receive the damage in the contact process with first gag lever post 13 and second gag lever post 14.
In the figure, two groups of first limiting assemblies are shown, the first limiting assemblies are arranged at one end of the push rod 5, and particularly, two side walls at one end of the push rod 5 are symmetrically arranged, so that two groups of first contact assemblies can be correspondingly arranged on the relay, and an external high-voltage circuit can be additionally arranged; of course, the number of the first limiting components of the relay is not limited to two, and can be set according to actual needs by a person skilled in the art.
As a preferred embodiment, the railway signal relay further comprises a second limiting assembly, wherein the second limiting assembly comprises a third limiting rod 15 and a fourth limiting rod 16;
the third limiting rod 15 is fixedly connected with the side wall of the push rod 5 along the direction vertical to the push rod 5, the fourth limiting rod 16 and the third limiting rod 15 are arranged on the same side of the push rod, and the fourth limiting rod 16 is fixedly connected with the side wall of the push rod 5 along the direction vertical to the push rod 5; the connection relationship between the third limit rod 15 and the side wall of the push rod 5, and the connection relationship between the fourth limit rod 16 and the side wall of the push rod 5 are the same as the connection manner between the first limit rod 13 or the second limit rod 14 and the side wall of the push rod 5, and will not be described again here;
the second movable contact 11 is closed with the second movable break contact 10 or with the second movable joint 12 in a limiting stroke between the third limiting rod 15 and the fourth limiting rod 16;
the second movable contact 11 comprises a second movable connecting rod and a second movable contact, one end of the second movable connecting rod is fixed on the relay, the other end of the second movable connecting rod is fixed on the second movable contact, when the relay is in a release state, the second movable connecting rod is contacted with the third limiting rod 15, so that the second movable contact is closed with the second movable breaking contact 10, and when the relay is in an attraction state, the second movable connecting rod is contacted with the fourth limiting rod 16, so that the second movable contact is closed with the second movable closing contact 12;
the second movable contact 11 is limited in the limiting stroke between the third limiting rod 15 and the fourth limiting rod 16, so that the second movable contact 11 can be accurately closed with the second movable breaking contact 10 or closed with the second movable closing contact 12.
And, the contact side of the third limiting rod 15 and the fourth limiting rod 16 with the second movable contact 11 is set to be an arc edge, so that the second movable contact 11 is prevented from being damaged in the process of contacting with the third limiting rod 15 and the fourth limiting rod 16.
In the figure, two groups of second limiting assemblies are shown, corresponding ends of one ends of the first limiting assemblies are arranged on the push rod 5, and the corresponding ends are symmetrically arranged on two side walls of the push rod 5, so that two groups of second contact assemblies can be arranged on the relay, and an external low-voltage circuit can be additionally arranged.
As a preferred embodiment, as shown in fig. 5, the railway signal relay further includes an arc separator 17, which can separate an arc generated during the closing process of the first movable contact and the first movable disconnection point 7 or the first movable connection point 9 or during the closing process of the second movable contact and the second movable disconnection point 10 or the second movable connection point 12, so as to improve the use safety performance of the relay;
the arc separation plate 17 is connected with the push rod 5 along the upper end vertical to the push rod 5, and the clamping connection mode is specifically that the upper end surface of the push rod 5 is provided with a clamping hook along the direction vertical to the upper end surface, the bottom end of the arc separation plate 17 is provided with a clamping plate at a corresponding position, and when the arc separation plate 17 is connected with the upper end of the push rod 5, the corresponding clamping hook and the clamping plate are clamped;
the number of the schematic hooks is four, and the number of the corresponding clamping plates is also four, but the schematic hooks are only schematic, and can be set by a person skilled in the art according to the requirements.
As a preferred embodiment, the railway signal relay further includes a limiting plate 18, the limiting plate 18 is disposed between the second movable breaking contact 10 and the second movable closing contact 12, the limiting plate 18 is fixedly connected with the relay through a connecting rod, one end of the connecting rod is fixed with the relay, the other end of the connecting rod is provided with a through hole, one end of the limiting plate 18 connected with the connecting rod is provided with a through hole, and the two through holes are connected through a screw, so that the fixed connection of the limiting plate 18 and the relay is realized;
one end of the limiting plate 18 is close to the second movable breaking contact 10, and the end part of the other end of the limiting plate 18 blocks the second movable closing contact 12, so that the set distance II between the second movable breaking contact 10 and the second movable closing contact 12 is the same as the set distance I between the first movable breaking contact 7 and the first movable closing contact 9;
thus, when the first contact component and the second contact component are connected with an external circuit, namely, the first contact component and the second contact component are simultaneously in an operating state, the action pace of the first contact component and the second contact component is ensured to be consistent, namely, when the first movable contact is closed with the first movable disconnection point 7, the second movable contact is closed with the second movable disconnection point 10, and when the first movable contact is closed with the first movable disconnection point 9, the second movable contact is closed with the second movable disconnection point 12.
The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, one skilled in the art may make modifications and equivalents to the specific embodiments of the present invention, and any modifications and equivalents not departing from the spirit and scope of the present invention are within the scope of the claims of the present invention.
Claims (5)
1. A railway signal relay for enhancing the holding force of a release position comprises an armature and a yoke, and is characterized in that,
further comprising a release position maintaining assembly;
the release position maintaining assembly comprises a magnet, wherein the magnet is arranged on the yoke, and when the relay is at the release position, the magnet and the armature are attracted to the wall surface of the side, which is contacted with the yoke, of the armature;
the magnetic iron armature comprises a magnet body, a yoke iron, a protective sheet and a protective plate, wherein the protective sheet is arranged on one surface of the magnet body, which is contacted with the armature iron, and two ends of the protective sheet are respectively fixedly connected with the yoke iron; through holes are formed in two ends of the protection sheet, blind holes are formed in the positions, corresponding to the through holes, of the yoke iron, and the corresponding through holes are connected with the blind holes through screws in a threaded mode;
the high-voltage circuit further comprises a first contact assembly, wherein the first contact assembly is used for being connected with an external high-voltage circuit; the first contact assembly comprises a first movable disconnection point, a first movable contact and a first movable connection point, when the relay is in a release position, the first movable contact is closed with the first movable disconnection point, the first movable contact is separated from the first movable connection point, when the relay is in a suction position, the first movable contact is closed with the first movable connection point, and the first movable contact is separated from the first movable disconnection point;
the second contact assembly is used for being connected with an external low-voltage circuit; the second contact assembly comprises a second movable disconnection point, a second movable contact and a second movable connection point, when the relay is in a release position, the second movable contact is closed with the second movable disconnection point, the second movable contact is separated from the second movable connection point, when the relay is in a suction position, the second movable contact is closed with the second movable connection point, and the second movable contact is separated from the second movable disconnection point;
still include the limiting plate, the limiting plate is located between second movable break contact and the second movable joint, limiting plate one end is close to the second movable break contact, the limiting plate other end blocks the second movable joint for set distance between second movable break contact and the second movable joint is the same with set distance between first movable break contact and the first movable joint, when making first contact subassembly and second contact subassembly be in operating condition simultaneously, guarantees that the action of both is synchronous.
2. A railway signal relay for enhancing a release position retention as in claim 1,
the release position maintaining assembly further comprises a push rod and an elastic supporting piece, one end of the push rod is connected with one end of the armature, which is contacted with the yoke, the other end of the push rod is contacted with the elastic supporting piece, and the other end of the push rod is supported by the elastic supporting piece.
3. A railway signal relay for enhancing a release position retention as in claim 1,
the device further comprises a first limiting assembly, wherein the first limiting assembly comprises a first limiting rod and a second limiting rod;
the first limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod, the second limiting rod and the first limiting rod are arranged on the same side of the push rod, and the second limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod;
the first movable contact is closed with the first movable disconnection contact or the first movable connection point in a limiting stroke between the first limiting rod and the second limiting rod.
4. A railway signal relay for enhancing a release position retention as claimed in claim 3,
the device also comprises a second limiting assembly, wherein the second limiting assembly comprises a third limiting rod and a fourth limiting rod;
the third limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod, the fourth limiting rod and the third limiting rod are arranged on the same side of the push rod, and the fourth limiting rod is fixedly connected with the side wall of the push rod along the direction perpendicular to the push rod;
the second movable contact is closed with the second movable disconnection contact or the second movable connection contact in a limiting stroke between the third limiting rod and the fourth limiting rod.
5. A railway signal relay for enhancing a release position retention as claimed in claim 2,
the electric arc separator is connected with the push rod along the upper end vertical to the push rod.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/078270 WO2021174547A1 (en) | 2020-03-06 | 2020-03-06 | Railway signal relay for enhancing release position holding force |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113906534A CN113906534A (en) | 2022-01-07 |
| CN113906534B true CN113906534B (en) | 2024-04-02 |
Family
ID=77614462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080033773.3A Active CN113906534B (en) | 2020-03-06 | 2020-03-06 | Railway signal relay for enhancing release position retention force |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113906534B (en) |
| WO (1) | WO2021174547A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07506696A (en) * | 1992-05-15 | 1995-07-20 | シーメンス アクチエンゲゼルシヤフト | polarized power relay |
| CN2622844Y (en) * | 2003-06-19 | 2004-06-30 | 中国铁路通信信号集团公司西安铁路信号研究所 | Railway signal relay |
| CN101083182A (en) * | 2006-05-30 | 2007-12-05 | 浙江正泰电器股份有限公司 | Sealed type electromagnetic relays with manual test switch |
| CN203192704U (en) * | 2012-08-24 | 2013-09-11 | 欧姆龙株式会社 | Electromagnet device and electromagnetic relay using same |
| CN105161371A (en) * | 2015-08-05 | 2015-12-16 | 哈尔滨工业大学 | Monostable clapping-type electromagnetic relay with permanent magnet |
| CN105185659A (en) * | 2015-08-05 | 2015-12-23 | 哈尔滨工业大学 | Permanent-magnet-contained monostable clapper type electromagnetic relay |
-
2020
- 2020-03-06 WO PCT/CN2020/078270 patent/WO2021174547A1/en active Application Filing
- 2020-03-06 CN CN202080033773.3A patent/CN113906534B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07506696A (en) * | 1992-05-15 | 1995-07-20 | シーメンス アクチエンゲゼルシヤフト | polarized power relay |
| CN2622844Y (en) * | 2003-06-19 | 2004-06-30 | 中国铁路通信信号集团公司西安铁路信号研究所 | Railway signal relay |
| CN101083182A (en) * | 2006-05-30 | 2007-12-05 | 浙江正泰电器股份有限公司 | Sealed type electromagnetic relays with manual test switch |
| CN203192704U (en) * | 2012-08-24 | 2013-09-11 | 欧姆龙株式会社 | Electromagnet device and electromagnetic relay using same |
| CN105161371A (en) * | 2015-08-05 | 2015-12-16 | 哈尔滨工业大学 | Monostable clapping-type electromagnetic relay with permanent magnet |
| CN105185659A (en) * | 2015-08-05 | 2015-12-23 | 哈尔滨工业大学 | Permanent-magnet-contained monostable clapper type electromagnetic relay |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021174547A1 (en) | 2021-09-10 |
| CN113906534A (en) | 2022-01-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101957118B1 (en) | Electromagnetic relay | |
| WO2018205870A1 (en) | Arc-blocking clapper relay | |
| CN113906534B (en) | Railway signal relay for enhancing release position retention force | |
| CN210142625U (en) | Short circuit resisting structure of high-capacity relay | |
| CN206353508U (en) | Electromagnetic relay | |
| CN210120087U (en) | Contact structure and four-breakpoint contactor | |
| CN2622844Y (en) | Railway signal relay | |
| CN2727944Y (en) | Bipolar DC contactor | |
| CN201122533Y (en) | Travel switch | |
| CN215731512U (en) | Impact-resistant armature structure | |
| CN216054468U (en) | Limiting device convenient to install and used for isolating switch | |
| CN210156323U (en) | Armature yoke limiting structure of relay | |
| CN205959933U (en) | Arc -extinguish chamber of circuit breaker | |
| CN219040366U (en) | DC contactor with auxiliary contact | |
| CN213519809U (en) | Intelligent frame type circuit breaker convenient to install | |
| CN217280611U (en) | Relay hardware elastic sheet with stable and practical stroke and relay | |
| CN219759474U (en) | Vibration-resistant relay | |
| CN109390180A (en) | Vacuum contactor | |
| CN213459581U (en) | Large load electromagnetic relay | |
| CN203277229U (en) | Electronic overload relay capable of improving operation reliability | |
| CN210779504U (en) | High negative pressure switch convenient to installation is fixed | |
| CN218826805U (en) | Closing limiting structure of isolating switch | |
| CN220753331U (en) | Small-sized plug-in circuit breaker | |
| CN220324375U (en) | Electromagnetic relay | |
| CN213877961U (en) | Auxiliary contact module and contactor |
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 |