CN211404414U

CN211404414U - Novel seal structure and relay

Info

Publication number: CN211404414U
Application number: CN201922500938.0U
Authority: CN
Inventors: 庄道建; 朱张旭; 杨建波
Original assignee: ZHEJIANG HUANFANG AUTOMOBILE ELECTRIC APPLIANCES CO Ltd
Current assignee: ZHEJIANG HUANFANG AUTOMOBILE ELECTRIC APPLIANCES CO Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-01
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of the relay, refer in particular to a novel seal structure and relay. A novel sealing structure comprises a cover and a connecting end, wherein the cover is provided with a hole, the connecting end is arranged in the hole in a penetrating mode and sleeved with a conductive end cover, and the end cover abuts against the upper end of the cover through a nut; a clamping groove is formed in the inner side of the end cover, and a sealing piece is arranged in the clamping groove. The utility model discloses a thereby the nut supports the end cover that can electrically conduct and also can electrically conduct when preventing the end cover departure in the lid upper end, thereby the end cover inboard is provided with the sealing member moreover and plays sealed effect.

Description

Novel seal structure and relay

Technical Field

The utility model belongs to the technical field of the relay, refer in particular to a novel seal structure and relay.

Background

A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount meets a predetermined requirement.

A common relay is shown in patent No. 2009101502470, and the invention patent entitled relay, from which it can be seen that the coil is electrically conductive by being connected to the power connection terminals. In which power connection terminals are devices that require a sealed structure to prevent internal gas leakage from affecting the relay and the relay connections. And generally, a rubber sleeve is adopted and directly sleeved on the power connection terminal.

However, such a structure has a disadvantage that, first, since the rubber boot is not electrically conductive and the power connection terminal and the member to be sealed need to be electrically conductive, the conductive member is provided in the rubber boot, and then the sealing effect is affected. Meanwhile, the relay is electrified and heated to generate high voltage, so that the rubber sleeve is easy to fly out, and the sealing is disabled.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel seal structure and relay, thereby the end cover that will conduct electricity through the nut supports and also can electrically conduct when preventing the end cover departure in the lid upper end, thereby the end cover inboard is provided with the sealing member and plays sealed effect moreover, solves the problem that current seal structure can not electrically conduct and fly out easily.

The purpose of the utility model is realized like this:

a novel sealing structure comprises a cover and a connecting end, wherein the cover is provided with a hole, the connecting end is arranged in the hole in a penetrating mode and sleeved with a conductive end cover, and the end cover abuts against the upper end of the cover through a nut;

a clamping groove is formed in the inner side of the end cover, and a sealing piece is arranged in the clamping groove.

On the basis of the above scheme, a further improved or preferred scheme further comprises:

preferably, a placing groove is formed in the cover, the hole is formed in the placing groove, the bottom of the end cover abuts against the placing groove, and a gasket is arranged between the nut and the end cover.

Preferably, a conductive plate is arranged between the end cover and the cover, and the other end of the conductive plate is provided with a connector for connecting a power supply.

A relay comprises the sealing structure and a coil shell, wherein a push rod is arranged in the coil shell, a movable contact plate is arranged on the push rod, a fixed contact piece is arranged on a cover, and the movable contact plate is pushed by the push rod to abut against the fixed contact piece so as to be electrified.

Preferably, a coil is arranged in the coil shell, and two ends of the coil are respectively connected with the connecting ends.

Preferably, a coil is arranged in the coil shell, one end of the coil is connected with the connecting end, and the other end of the coil is arranged on the top end face of the coil shell.

Preferably, a mounting seat is arranged in the coil shell, a coil is sleeved outside the mounting seat and provided with a connecting hole, and the push rod penetrates through the connecting hole;

the push rod overcoat is equipped with moves the iron core, and is provided with quiet iron core in the connecting hole, thereby when the coil circular telegram back, moves and can produce the magnetic field between iron core and the quiet iron core and promote the push rod and remove.

Preferably, a first inclined plane is formed at two ends of the movable contact plate, and a second inclined plane is formed at the corresponding first inclined plane of the fixed contact piece.

Preferably, the coil housing comprises a static iron core and a base, and the static iron core is connected with the base through a fixing piece;

the opening has been seted up to quiet iron core, the mount pad upper end is provided with the equipment platform, and in the opening was worn to be equipped with by the equipment platform, equipment hole two has been seted up to the equipment platform, and the coil is worn to locate equipment hole two, and sets up on one side of the equipment platform and is used for spacingly the recess of coil.

Preferably, the static iron core is provided with a mounting hole, the upper end of the mounting seat is provided with a mounting platform, the mounting platforms are respectively arranged in the mounting hole in a penetrating manner, the mounting platform is provided with a first assembling hole, and the connecting end is arranged in the first assembling hole in a penetrating manner;

the bottom of the connecting end is provided with a limiting part, the limiting part is abutted against the outer side of the lower end face of the assembling hole, the outer end face of the mounting table is provided with a bulge, and the bulge is abutted against the inner side of the mounting hole.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses a thereby the nut supports the end cover that can electrically conduct and also can electrically conduct when preventing the end cover departure in the lid upper end, thereby the end cover inboard is provided with the sealing member moreover and plays sealed effect.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged schematic view of A of FIG. 2;

FIG. 4 is a second schematic sectional view of the present invention;

FIG. 5 is an enlarged schematic view of B of FIG. 4;

FIG. 6 is a schematic view of the structure of the coil housing;

FIG. 7 is a schematic view of a stationary core;

FIG. 8 is a schematic view of the mount;

fig. 9 is a schematic view of the structure of the conductive plate.

In the figure: 1-a coil housing; 2-opening; 4-a coil; 7-a connecting end; 8-a lid;

9-holes; 10-end cap; 11-placing a groove; 12-a seal; 13-a nut; 14-a gasket;

15-a push rod; 16-a movable touch plate; 17-a mounting seat; 18-connecting holes; 19-a movable iron core;

22-a stationary core; 21-bevel one; 23-a base; 24-a mounting table;

25-mounting holes; 26-an assembly station; 27-assembling the first hole; 28-assembly hole two;

29-a limiting part; 30-bulge; 31-a groove; 32-a conductive plate; 33-a connecting head, wherein the connecting head is provided with a connecting groove,

34-a stationary contact; 35-a card slot; 36-inclined plane two.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

Wherein fig. 2 is a cross-section taken with a section line taken with a symmetry axis of the stationary core, and fig. 4 is a cross-section taken with a section line taken with a symmetry axis of the connection terminal.

The first embodiment is as follows:

as can be seen from fig. 1, 4 and 5, a novel sealing structure includes a cover 8 and a connecting end 7, and as can be seen from fig. 9, the connection between the connecting end 7 and the power supply is: a conductive plate 32 is provided between the cap 10 and the cap 8, and the other end of the conductive plate 32 is provided with a connector 33 for connecting a power supply. Thus, in use, electricity from the power source is conducted through the connector 33 to the conductive plate 32 and then to the end cap 10 to the connector 7, thereby energizing the coil 4.

It can be seen that the conductive member is between the cover 8 and the connecting terminal 7, so that the conductive end cap 10 can ensure smooth conduction.

Meanwhile, the cover 8 is provided with a hole 9, the connecting end 7 penetrates through the hole 9, and the end cover 10 abuts against the upper end of the cover 8 through the nut 13. Therefore, in the actual use process, the nut 13 has the function of offsetting the pressure to a certain extent due to the limit of the nut 13 and the end cover 10 is prevented from flying out due to the pressure rise.

And the inner side of the end cover 10 is provided with a clamping groove 35, and a sealing element 12 is arranged in the clamping groove 35. Therefore accessible sealing member 12 seals inside gas, compares simultaneously and seals behind the original guide's electric spare, the utility model discloses more be close the mouth that will seal, thus sealed effect is better.

Referring to fig. 1, 4 and 5, it can be seen that the lid 8 is provided with a placement groove 11, the placement groove 11 is provided with the hole 9, and the related parts of the end cap 10 can be hidden by the placement groove 11, so as to prevent dust and the like from entering, thereby protecting the related parts of the end cap 10.

Meanwhile, a gasket 14 is arranged between the nut 13 and the end cover 10, so that the end cover 10 can be protected by the gasket 14 to avoid abrasion, and meanwhile, a certain blocking effect is realized on the rotation of the nut 13, and the end cover 10 is ensured not to fly out.

Example two:

with reference to fig. 1, 2 and 3, a relay is known, which includes a coil housing 1 and a sealing structure according to the first embodiment, a push rod 15 is disposed in the coil housing 1, a movable contact plate 16 is disposed on the push rod 15, a stationary contact 34 is disposed on the cover 8, and the movable contact plate 16 is pushed by the push rod 15 to abut against the stationary contact 34, so as to be energized.

Meanwhile, a coil 4 is arranged in the coil shell 1, and the coil 4 has two connecting loops. The first is that two ends of the coil 4 are respectively connected with the connecting end 7; the second is that one end of the coil 4 is connected with the connecting end 7, and the other end is arranged on the top end face of the coil shell 1. The former is normally connected with the positive electrode and the negative electrode, and the latter is equivalent to grounding, and all have respective use scenes, so that the device is determined according to actual requirements, and has strong applicability.

And there are two ways of disposing the other end of the coil 4 on the top end surface of the coil housing 1, one being direct welding and the other being provided with a clamping portion, thereby clamping the coil 4. The former of which is easily broken due to deformation of the coil 4, but is easy to process. The coil 4 of the latter is not deformed, and the contact area is increased, so that the connection between the coil 4 and the coil housing 1 is more stable, and the service life is prolonged.

And be provided with mount pad 17 in the coil shell 1, and the mount pad 17 overcoat is equipped with coil 4 and has seted up connecting hole 18, and push rod 15 wears to locate in connecting hole 18 simultaneously, realizes connecting through simple connection structure to guarantee the stability of structure, and the processing of being convenient for.

Meanwhile, a movable iron core 19 is sleeved outside the push rod 15, and a static iron core 22 is arranged in the connecting hole 18. Therefore, in the practical use process, when the coil 4 is electrified, a magnetic field is generated between the movable iron core 19 and the fixed iron core 22 to push the push rod 15 to move, and then the movable contact plate 16 abuts against the fixed contact 34 to be electrified.

As shown in fig. 3, it can be seen that the first inclined surfaces 21 are formed at the two ends of the movable contact plate 16, and the second inclined surfaces 36 are formed on the fixed contact piece 34 corresponding to the first inclined surfaces 21, so that the contact area can be increased by the contact of the inclined surfaces, and the contact between the two is more stable.

Meanwhile, the inner space of the door is reduced through the contact of the inclined surfaces, so that the straight surfaces are mutually abutted and have two thicknesses, and the inclined surfaces are only abutted and have one thickness, so that the inner volume can be reduced.

Referring to fig. 7 and 8, unfortunately, the coil housing 1 includes a stationary core 22 and a base 23, and the stationary core 22 and the base 23 are connected by a fixing member; wherein the fixing member is preferably a screw, a bolt, or the like.

Meanwhile, the stationary core 22 is provided with the opening 2, the upper end of the mounting seat 17 is provided with an assembling table 26, the assembling table 26 penetrates through the opening 2, and the assembling table 26 is provided with a second assembling hole 28.

Therefore, during actual installation, the coil 4 is inserted into the second assembling hole 28 and placed in the passing groove 31, so that the movement of the coil 4 is limited by the groove 31. Realize spacing and connection through simple connection structure to guarantee the stability of structure, and be convenient for process.

Referring to fig. 7 and 8, it can be seen that the stationary core 22 is provided with a mounting hole 25, the upper end of the mounting seat 17 is provided with a mounting table 24, the mounting tables 24 respectively penetrate through the mounting hole 25, and the mounting table 24 is provided with a first assembling hole 27.

Thus, during actual installation, the connection end 7 is inserted into the first assembly hole 27. The connection is realized through a simple connection structure, so that the stability of the structure is ensured, and the processing is convenient.

Meanwhile, the bottom of the connecting end 7 is provided with a limiting part 29, and the limiting part 29 is abutted against the outer side of the lower end face of the first assembling hole 27, so that the position of the connecting end 7 is limited. Realize spacingly through simple connection structure promptly to guarantee the stability of structure, and be convenient for process.

And the outer end face of the mounting platform 24 is provided with a bulge 30, and the bulge 30 abuts against the inner side of the mounting hole 25, so that the contact area between the mounting platform 24 and the mounting hole 25 is increased, and the stability of connection between the mounting platform 24 and the mounting hole 25 is further ensured.

The specific working process of the scheme is as follows:

the end cap 10 with the conductive pattern is sleeved on the connecting end 7, so that the conductive effect can be realized. While the end cap 10 abuts against the upper end of the cover 8 by means of a nut 13. Therefore, in the actual use process, the nut 13 has the function of offsetting the pressure to a certain extent due to the limit of the nut 13 and the end cover 10 is prevented from flying out due to the pressure rise.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A novel sealing structure is characterized in that: the conductive electric soldering iron comprises a cover (8) and a connecting end (7), wherein the cover (8) is provided with a hole (9), the connecting end (7) penetrates through the hole (9) and is sleeved with a conductive end cover (10), and the end cover (10) abuts against the upper end of the cover (8) through a nut (13);

a clamping groove (35) is formed in the inner side of the end cover (10), and a sealing element (12) is arranged in the clamping groove (35).

2. A novel seal structure according to claim 1, wherein: a placing groove (11) is formed in the cover (8), the hole (9) is formed in the placing groove (11), and a gasket (14) is arranged between the nut (13) and the end cover (10).

3. A novel seal structure according to claim 1 or 2, characterized in that: a conductive plate (32) is arranged between the end cover (10) and the cover (8), and the other end of the conductive plate (32) is provided with a connector (33) for connecting a power supply.

4. A relay, characterized by: the sealing structure comprises the sealing structure and the coil housing (1) according to any one of claims 1-3, a push rod (15) is arranged in the coil housing (1), a movable contact plate (16) is arranged on the push rod (15), a fixed contact piece (34) is arranged on the cover (8), and the movable contact plate (16) is pushed to abut against the fixed contact piece (34) through the push rod (15) so as to be electrified.

5. A relay according to claim 4, characterized in that: and a coil (4) is arranged in the coil shell (1), and two ends of the coil (4) are respectively connected with the connecting ends (7).

6. A relay according to claim 4, characterized in that: the coil is characterized in that a coil (4) is arranged in the coil shell (1), one end of the coil (4) is connected with the connecting end (7), and the other end of the coil is arranged on the top end face of the coil shell (1).

7. A relay according to claim 4, 5 or 6, wherein: a mounting seat (17) is arranged in the coil shell (1), a coil (4) is sleeved outside the mounting seat (17) and is provided with a connecting hole (18), and the push rod (15) penetrates through the connecting hole (18);

a movable iron core (19) is sleeved outside the push rod (15), a static iron core (22) is arranged in the connecting hole (18), and after the coil (4) is electrified, a magnetic field can be generated between the movable iron core (19) and the static iron core (22) to push the push rod (15) to move.

8. A relay according to claim 4, characterized in that: a first inclined plane (21) is formed at two ends of the movable contact plate (16), and a second inclined plane (36) is formed on the fixed contact piece (34) corresponding to the first inclined plane (21).

9. A relay according to claim 7, wherein: the coil shell (1) comprises a static iron core (22) and a base (23), and the static iron core (22) is connected with the base (23) through a fixing piece;

opening (2) have been seted up in quiet iron core (22), mount pad (17) upper end is provided with assembly station (26), and in assembly station (26) worn to be equipped with opening (2), assembly hole two (28) have been seted up in assembly station (26), and assembly hole two (28) are worn to locate in coil (4), and set up on one side of assembly station (26) and be used for spacingly recess (31) of coil (4).

10. A relay according to claim 9, wherein: the static iron core (22) is provided with a mounting hole (25), the upper end of the mounting seat (17) is provided with a mounting table (24), the mounting tables (24) are respectively arranged in the mounting hole (25) in a penetrating manner, the mounting table (24) is provided with a first assembling hole (27), and the connecting end (7) is arranged in the first assembling hole (27) in a penetrating manner;

the bottom of the connecting end (7) is provided with a limiting portion (29), the limiting portion (29) is abutted against the outer side of the lower end face of the first assembling hole (27), the outer end face of the mounting table (24) is provided with a bulge (30), and the bulge (30) is abutted against the inner side of the mounting hole (25).