CN206422007U - A kind of pusher relay - Google Patents
A kind of pusher relay Download PDFInfo
- Publication number
- CN206422007U CN206422007U CN201621463312.7U CN201621463312U CN206422007U CN 206422007 U CN206422007 U CN 206422007U CN 201621463312 U CN201621463312 U CN 201621463312U CN 206422007 U CN206422007 U CN 206422007U
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- push rod
- case
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- rod
- push
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Abstract
The utility model is related to relay technical field, in particular disclose a kind of pusher relay, including case, it is slidably connected to the push-rod assembly of case, the two dead point joints for being installed in case and being spaced, push-rod assembly includes the first push rod, the second push rod and insulation injection molding body, first push rod, the second push rod, which are inlayed to bury, takes shape in insulation injection molding body, first push rod is intervally installed with the second push rod, first push rod is slidably connected to case, second push rod is made of conductive material, and the second push rod is used to abut two dead point joints；The first push rod, the second push rod of push-rod assembly are inlayed to bury and are molded on insulation injection molding body, lift the intensity of push-rod assembly；After the second push rod abuts conducting with two dead point joints, insulation injection molding body make it that the first push rod and the second push rod are insulated from each other, it is ensured that the first push rod is not charged, lifts the safe application performance of relay.
Description
Technical field
The utility model is related to relay technical field, in particular discloses a kind of pusher relay.
Background technology
Relay is one kind " automatic switch " using less current control larger current, and automatic tune is played in circuit
Section, safeguard protection, change-over circuit etc. are acted on, and the push rod in existing relay is mostly integral type structure, because push rod is used to close
Two fixed end of conducting are closed, now the push rod of one-piece construction needs to be made of conductive material, in the use process of relay
In, the one end of one-piece construction push rod away from fixed end often produces galvanomagnetic-effect because of powered, and interference relay is just
Often use, be unfavorable for the lifting of relay security performance.
The content of the invention
In order to overcome shortcoming and defect present in prior art, the purpose of this utility model is to provide a kind of push-down
Relay, insulation injection molding body make it that the first push rod and the second push rod are insulated from each other so that the first push rod is not charged, lifts relay
Safe application performance.
To achieve the above object, a kind of pusher relay of the present utility model, including case, is slidably connected to case
Push-rod assembly, the two dead point joints for being installed in case and being spaced, the push-rod assembly includes the first push rod, the second push rod
And insulation injection molding body, the first push rod, the second push rod, which are inlayed to bury, takes shape in insulation injection molding body, and the first push rod and the second push rod are to each other
Every setting, the first push rod is slidably connected to case, and the second push rod is made of conductive material, and it is quiet that the second push rod is used for abutting two
Point joint.
Preferably, first push rod, the second push rod are located at the both sides of insulation injection molding body respectively, and the first push rod is close to second
One end of push rod is conformed with, and projection is formed from the first push rod towards the extension close to the direction of the second push rod.
Preferably, second push rod buries the rod body part for taking shape in insulation injection molding body including edge and is installed in the dynamic of rod body part
Point block, dynamic point block is located at the one end of rod body part away from insulation injection molding body, and dynamic point block is made of conductive material, and dynamic point block is used to support
Connect two dead point joints.
Preferably, the dynamic point block is slidably connected to rod body part, and rod body part is arranged with pre-compressed spring, the two ends of pre-compressed spring
Dynamic point block and insulation injection molding body are abutted respectively.
Preferably, the pusher relay also includes being installed in case yoke shell, it is installed in the yoke of yoke shell
Panel, the magnet coil for being installed in yoke panel and secured core in the yoke shell, being installed in yoke shell, it is installed in the
One push rod and armature in the yoke shell, the back-moving spring being installed between secured core and armature, magnet coil are sheathed on
Secured core and armature, the first push rod are slidably connected to secured core, and armature, insulation injection molding body are located at the two of secured core respectively
Side.
Preferably, the pusher relay also includes the ceramic case being installed in case, ceramic case, secured core difference
Positioned at the both sides of yoke panel, the second push rod is through yoke panel and protrudes into ceramic case, and two dead point joints protrude into pottery
In porcelain shell.
Preferably, the yoke panel is also equiped with and can cut down and protection cylinder, and protection cylinder use is drawn mode and is integrally formed, can
Cut down, protection cylinder is located at the both sides of yoke panel respectively, ceramic case, which is connected to, to be cut down, and the second push rod is through can cut down and protrude into ceramics
In shell, secured core, back-moving spring and armature are respectively positioned in protection cylinder, and magnet coil is sheathed on protection cylinder.
Preferably, the protection cylinder is arranged with the yoke cylinder for being connected to yoke shell, and magnet coil is sheathed on yoke cylinder.
Preferably, magnet is equiped between the ceramic case and case, magnet is located at the both sides of ceramic case.
Preferably, the case includes the first housing and is installed in the second housing of the first housing, and the first push rod, which is slided, to be connected
It is connected in first shell body, the second push rod is protruded into second shell body, dead point joint is installed in second shell body, the installing of dead point joint
There is the cushion block outside case, cushion block is equiped with the fixture outside case.
The beneficial effects of the utility model：The first push rod, the second push rod of push-rod assembly, which are inlayed to bury, is molded over insulation injection
On body, it is assembled on insulation injection molding body compared to the first push rod, the second push rod, greatly promotes the intensity of push-rod assembly, extended
The service life of push-rod assembly；After the second push rod abuts conducting with two dead point joints, insulation injection molding body causes the first push rod
It is insulated from each other with the second push rod, it is ensured that the first push rod is not charged, lift the safe application performance of relay.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is the sectional view in Fig. 2 along A-A directions；
Fig. 4 is the close-up schematic view of C portion in Fig. 3；
Fig. 5 is the sectional view in Fig. 2 along B-B directions.
Reference includes：
The housing of the housing of 1-case 11-the first 12-the second
13-cushion block, 14-fixture, 2-push-rod assembly
21-the first the 22-the second push rod of push rod 23-insulation injection molding body
24-projection, 25-dynamic point, 26-pre-compressed spring of block
31-dead point joint 32-yoke shell 33-yoke panel
34-secured core, 35-magnet coil, 36-armature
37-back-moving spring, 38-ceramic case 39-can cut down
41-protection cylinder, 42-yoke, 43-magnet of cylinder.
Embodiment
For the ease of the understanding of those skilled in the art, further is made to the utility model with reference to embodiment and accompanying drawing
Explanation, the content that embodiment is referred to not to it is of the present utility model limit.
Fig. 1 is referred to Fig. 4, a kind of pusher relay of the present utility model, including case 1, case 1 uses insulated plastic
Material is made, and is slidably connected at the push-rod assembly 2 in case 1, is installed in two dead point joints on case 1 and being intervally installed
31, the push-rod assembly 2 includes the first push rod 21, the second push rod 22 and insulation injection molding body 23, the first push rod 21, the second push rod 22
Equal substantially strips, one end, the one end of the second push rod 22 of the first push rod 21 are inlayed to bury and are molded in insulation injection molding body 23, i.e., and first
It is fixed together between push rod 21, the second push rod 22 and insulation injection molding body 23 by the way of Insert molding, this
In embodiment, the central axis of the central axis of the first push rod 21 and the second push rod 22 is located on the same line, the first push rod
21 are intervally installed with the second push rod 22, and the first push rod 21 is slidably connected in case 1, and the second push rod 22 uses conductive material
It is made, for example, the second push rod 22 is made of 304 stainless steels, the second push rod 22 is used to be connected to two dead point joints 31.
The first push rod 21, the second push rod 22 of the push-rod assembly 2 are inlayed to bury and are molded on insulation injection molding body 23, compared to
First push rod 21, the second push rod 22 are assembled on insulation injection molding body 23, it is ensured that the first push rod 21, the second push rod 22 and insulation note
The firm connection of plastomer 23, greatly promotes the intensity of push-rod assembly 2, extends the service life of push-rod assembly 2；When the court of the first push rod 21
When being slided close to the direction of dead point joint 31, related second push rod 22 of the first push rod 21 is connected on two dead point joints 31, is entered
And make it that two dead point joints 31 are turned on via the second push rod 22, insulation injection molding body 23 causes the first push rod 21 and the second push rod 22
It is insulated from each other, it is ensured that the first push rod 21 is not charged, it is to avoid to be disturbed because caused by the first push rod 21 is powered, greatly promote relay
Safe application performance.
First push rod 21, the second push rod 22 are located at the both sides of insulation injection molding body 23 respectively, i.e. the first push rod 21 is connected
In one end of insulation injection molding body 23, the second push rod 22 is connected to the other end of insulation injection molding body 23, and the first push rod 21 is close to second
One end of push rod 22 is provided with projection 24, and projection 24 is from the end face of the first push rod 21 towards close to the extension of the direction of the second push rod 22
Into.By setting up projection 24, in the manufacturing process of push-rod assembly 2 so that exhausted between the first push rod 21 and the second push rod 22
A part for edge injection molding body 23 is in irregular, the card between the first push rod 21 of increase, the second push rod 22 and insulation injection molding body 23
Holding force, it is to avoid the first push rod 21, the second push rod 22 come off from insulation injection molding body 23.Certainly, projection 24 also may be provided at second
Push rod 22 is on one end of the first push rod 21.Preferably, projection 24 is substantially cylindrical, and the cross sectional radius of projection 24 is
5mm or so.
Second push rod 22 includes edge and buries the rod body part being molded in insulation injection molding body 23 and be installed in rod body part
Dynamic point block 25, rod body part substantially strip cylinder, the substantially rectangular flat board of dynamic point block 25, dynamic point block 25 is located at rod body part away from absolutely
One end of edge injection molding body 23, dynamic point block 25 is made of conductive material, and now the second push rod 22, which can be adopted, is made from an insulative material, when
When first push rod 21 is slided, the first push rod 21 drives dynamic point block 25 to move by the second push rod 22, and then dynamic point block 25 is supported
It is connected on two dead point joints 31, realizes the conducting of two dead point joints 31.
The dynamic point block 25 is slidably connected in rod body part, in the present embodiment, and rod body part runs through dynamic point block 25, rod body part
Outer sheath is provided with pre-compressed spring 26, and the two ends of pre-compressed spring 26 are connected on dynamic point block 25 and insulated on injection molding body 23 respectively.
During the use of relay, push-rod assembly 2 is slided into behind precalculated position, and dynamic point block 25 is connected on two dead point joints 31,
Now pre-compressed spring 26 is in compressive state, holds dynamic point block 25 using the elastic force of pre-compressed spring 26 so that dynamic point block 25 is tight
Tight against being connected on dead point joint 31, prevent from causing dynamic point block 25 to separate with dead point joint 31 because relay is given a shock, cause
Normal use of relay is interfered.
Refer to Fig. 1 to Fig. 5, yoke shell 32 that the pusher relay also includes being installed in case 1, be installed in yoke
Yoke panel 33 on iron-clad 32, it is installed on yoke panel 33 and the secured core 34 in yoke shell 32, is installed in yoke
Magnet coil 35 in iron-clad 32, it is installed on the first push rod 21 and the armature 36 in yoke shell 32, is installed in fixed iron
Back-moving spring 37 between core 34 and armature 36, yoke shell 32 is generally U-shaped, the substantially rectangular flat board of yoke panel 33, yoke
The two ends of panel 33 are connected respectively the two ends of yoke shell 32, and armature 36 is located at the first push rod 21 away from insulation injection molding body 23
One end, secured core 34 is intervally installed with armature 36, and magnet coil 35 is set in outside and the armature 36 of secured core 34
Outside, the first push rod 21 is slidably connected in secured core 34, in the present embodiment, and secured core 34 is provided with slide opening, slide opening
Through secured core 34, the first push rod 21 is installed with slide opening, and armature 36, insulation injection molding body 23 are respectively positioned at secured core 34
Both sides, in the sliding process of the first push rod 21, secured core 34 is used for block armature 36, prevents the first push rod 21 from fixed iron
Exited in core 34；In the sliding process of the first push rod 21, secured core 34 insulate injection molding body 23 for block simultaneously, prevents the
Two push rods 22 are entered in secured core 34.
During the use of relay, when needing two dead point joints 31 of conducting, magnet coil 35 is powered, it is fixed
Iron core 34 produces magnetic force in the presence of electromagnetic induction, and then draws armature 36 so that armature 36 is towards close to secured core 34
Direction is moved, because armature 36 is installed on the first push rod 21, and related first push rod 21 is moved when armature 36 is moved, and then is caused
Dynamic point block 25 is connected on two dead point joints 31, and two dead point joints 31 are turned on by dynamic point block 25, now back-moving spring 37
Compressive state is in pre-compressed spring 26.After being powered off to magnet coil 35, secured core 34, which loses magnetism, no longer draws armature
36, band moving armature 36 is moved backward back-moving spring 37 in the presence of a tensile force, and then causes 31 points of dynamic point block 25 and dead point joint
From pre-compressed spring 26 can restore to the original state automatically, be then turned off between two dead point joints 31, back-moving spring 37 can be extensive afterwards
Restore shape.
The pusher relay also includes the ceramic case 38 being installed in case 1, and ceramic case 38 is used for the electric arc that goes out, ceramics
Shell 38, secured core 34 are located at the both sides of yoke panel 33 respectively, and the second push rod 22 is through yoke panel 33 and protrudes into ceramics
In shell 38, dynamic point block 25 is located in ceramic case 38, and two dead point joints 31 are protruded into ceramic case 38.Will be quiet using ceramic case 38
Point joint 31, other conducting elements of dynamic point block 25 and relay are kept apart, when generation between dynamic point block 25 and dead point joint 31
After electric arc so that electric arc is in the ceramic case 38 by rapid arc extinguishing, it is to avoid electric arc damages other conducting elements of relay, lifting after
The performance of electrical equipment.
The yoke panel 38, which is also equiped with, can cut down 39 and protection cylinder 41, and protection cylinder 41 substantially in hollow cylindric, is prevented
The use of casing 41 is drawn mode and is integrally formed, i.e., protection cylinder 41 is made by way of being drawn stretching, and protection cylinder 41 is integral type
Construction, it is ensured that the uniformity of protection cylinder 41, strengthens the performance of protection cylinder 41.39, protection cylinder 41 can be cut down and be located at yoke respectively
The both sides of panel 33, ceramic case 38, which is connected to, to be cut down on 39, you can cut down 39 and be located between ceramic case 38 and the panel of armature 36, and second
Push rod 22 is through that can cut down 39 and protrude into ceramic case 38, and secured core 34, back-moving spring 37 and armature 36 are respectively positioned on protection cylinder
In 41, magnet coil 35 is set in the outside of protection cylinder 41.Using ceramic case 38,39, yoke panel 33 and protection cylinder 41 can be cut down
Mutual cooperation so that push-rod assembly 2, secured core 34, armature 36, the contact position of dynamic point block 25 and dead point joint 31 are respectively positioned on
In the space of one closing, then the space is vacuumized, push-rod assembly 2, secured core 34, armature 36, dynamic point is prevented
Block 25 and dead point joint 31 are by oxide etch, while being also prevented from the air after being ionized through electric arc to push-rod assembly 2, secured core
34th, armature 36, dynamic point block 25 and dead point joint 31 cause function effect.
Fig. 1 to Fig. 4 is referred to, the outer sheath of the protection cylinder 41 is provided with yoke cylinder 42, yoke cylinder 42 and yoke panel 33
It is intervally installed, 42 one end away from yoke panel 33 of yoke cylinder are connected on yoke shell 32, and magnet coil 35 is set in yoke
The outside of work durm 42, yoke shell 32, yoke panel 33 and yoke cylinder 42 constitute yoke component, it is ensured that the two ends of protection cylinder 41 connect
Yoke component is touched, after after the energization of magnet coil 35, it is ensured that secured core 34 has stronger magnetive attraction.
Also be equiped with magnet 43, the present embodiment between the ceramic case 38 and case 1, the quantity of magnet 43 be it is multiple,
Multiple magnet 43 are located at the left and right sides of ceramic case 38 respectively.The magnetic field produced using magnet 43 carries out arc extinguishing, in magnetic fields
Under, the skew of electric arc can make electric arc of the generation in ceramic case 38 between dynamic point block 25, dead point joint 31 elongated, the voltage of electric arc
It can uprise, when arc voltage is higher than the supply voltage between dynamic point block 25, dead point joint 31, electric arc will extinguish.
The case 1 includes the first housing 11 and the second housing 12 being installed on the first housing 11, and magnet coil 35 is filled
It is located in the first housing 11, ceramic case 38 is installed in the second housing 12, the first push rod 21 is slidably connected in the first housing 11,
Second push rod 22 is protruded into the ceramic case 38 in the second housing 12, and dead point joint 31 is installed in the second housing 12, and dead point connects
First 31 are protruded into ceramic case 38 close to one end of magnet coil 35, and the one end of dead point joint 31 away from magnet coil 35 is equiped with
Cushion block 13, cushion block 13 is located at the outside of the second housing 12, and after relay is arranged on precalculated position, cushion block 13 is placed on predetermined
On mounting plane；Fixture 14 is equiped with cushion block 13, fixture 14 is located at the outside of case 1, and fixture 14 can be bolt
Or screw etc., after relay is placed on predetermined installation site, utilize the fixed relay of fixture 14.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality
With new thought, it will change in specific embodiments and applications, this specification content should not be construed as
To limitation of the present utility model.
Claims (10)
1. a kind of pusher relay, including case, are slidably connected to the push-rod assembly of case, it is installed in case and is spaced
Two dead point joints, it is characterised in that：The push-rod assembly includes the first push rod, the second push rod and insulation injection molding body, first
Push rod, the second push rod, which are inlayed to bury, takes shape in insulation injection molding body, and the first push rod is intervally installed with the second push rod, the first pusher slide
Dynamic to be connected to case, the second push rod is made of conductive material, and the second push rod is used to abut two dead point joints.
2. pusher relay according to claim 1, it is characterised in that：First push rod, the second push rod difference position
In the both sides of insulation injection molding body, the first push rod is conformed with close to one end of the second push rod, and projection is from the first push rod towards close to the
The direction extension of two push rods is formed.
3. pusher relay according to claim 1, it is characterised in that：Second push rod is buried including edge to be taken shape in absolutely
The rod body part of edge injection molding body and the dynamic point block for being installed in rod body part, dynamic point block are located at the one end of rod body part away from insulation injection molding body,
Dynamic point block is made of conductive material, and dynamic point block is used to abut two dead point joints.
4. pusher relay according to claim 3, it is characterised in that：The dynamic point block is slidably connected to rod body part,
Rod body part is arranged with pre-compressed spring, and the two ends of pre-compressed spring abut dynamic point block and insulation injection molding body respectively.
5. pusher relay according to claim 1, it is characterised in that：The pusher relay also includes being installed in
Yoke shell in case, be installed in the yoke panel of yoke shell, be installed in yoke panel and the secured core in yoke shell,
The magnet coil that is installed in yoke shell, be installed in the first push rod and armature in yoke shell, be installed in secured core with
Back-moving spring between armature, magnet coil is sheathed on secured core and armature, and the first push rod is slidably connected to secured core, rank
Iron, insulation injection molding body are located at the both sides of secured core respectively.
6. pusher relay according to claim 5, it is characterised in that：The pusher relay also includes being installed in
Ceramic case in case, ceramic case, secured core are located at the both sides of yoke panel respectively, and the second push rod is through yoke panel and dashes forward
Stretch into ceramic case, two dead point joints are protruded into ceramic case.
7. pusher relay according to claim 6, it is characterised in that：The yoke panel is also equiped with and can cut down and prevent
Casing, protection cylinder is integrally formed using being drawn mode, can be cut down, protection cylinder is located at the both sides of yoke panel respectively, ceramic case is abutted
In that can cut down, the second push rod is through that can cut down and protrude into ceramic case, and secured core, back-moving spring and armature are respectively positioned on protection cylinder
Interior, magnet coil is sheathed on protection cylinder.
8. pusher relay according to claim 7, it is characterised in that：The protection cylinder, which is arranged with, is connected to yoke shell
Yoke cylinder, magnet coil be sheathed on yoke cylinder.
9. pusher relay according to claim 6, it is characterised in that：Magnetic is equiped between the ceramic case and case
Iron, magnet is located at the both sides of ceramic case.
10. pusher relay according to claim 1, it is characterised in that：The case includes the first housing and installing
In the second housing of the first housing, the first push rod is slidably connected in first shell body, and the second push rod is protruded into second shell body, quiet
Point joint is installed in second shell body, and dead point joint is equiped with the cushion block outside case, and cushion block is equiped with outside case
Fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463312.7U CN206422007U (en) | 2016-12-29 | 2016-12-29 | A kind of pusher relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463312.7U CN206422007U (en) | 2016-12-29 | 2016-12-29 | A kind of pusher relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206422007U true CN206422007U (en) | 2017-08-18 |
Family
ID=59573965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621463312.7U Active CN206422007U (en) | 2016-12-29 | 2016-12-29 | A kind of pusher relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206422007U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107622917A (en) * | 2017-10-13 | 2018-01-23 | 三友联众集团股份有限公司 | A kind of electromagnetic relay |
| CN109637890A (en) * | 2019-01-16 | 2019-04-16 | 三友联众集团股份有限公司 | A kind of air-flow arc blowing type relay |
| CN110021501A (en) * | 2019-04-15 | 2019-07-16 | 三友联众集团股份有限公司 | A kind of lever relay |
-
2016
- 2016-12-29 CN CN201621463312.7U patent/CN206422007U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107622917A (en) * | 2017-10-13 | 2018-01-23 | 三友联众集团股份有限公司 | A kind of electromagnetic relay |
| CN109637890A (en) * | 2019-01-16 | 2019-04-16 | 三友联众集团股份有限公司 | A kind of air-flow arc blowing type relay |
| CN109637890B (en) * | 2019-01-16 | 2024-02-20 | 三友联众集团股份有限公司 | Air current arc blowing type relay |
| CN110021501A (en) * | 2019-04-15 | 2019-07-16 | 三友联众集团股份有限公司 | A kind of lever relay |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 523000 No. two, No. 27, Putian Lake Center, Tangxia Town, Guangdong, Dongguan Patentee after: Lianzhong Sanyou group Limited by Share Ltd Address before: 523000 Tangxia City, Dongguan Province town of Pu Pu Lake West Road, No. 62, No. Patentee before: Dongguan Sanyou Electrical Appliances Co., Ltd. |
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| CP03 | Change of name, title or address |