Push type operating mechanism for surge backup protector

Abstract

The utility model discloses a push-type operating mechanism for a surge backup protector. The push-type operating mechanism for the surge backup protector comprises a push-type operating mechanism body, the base is provided with a closing button and an opening button which can be lifted, the base is provided with a static contact and an electromagnetic release, and the static contact and the electromagnetic release are located below the closing button and the opening button; the tripping piece is arranged on the base in a pivoted mode, one end of the tripping piece is connected with a movable iron core of the electromagnetic tripper, the two sides of the other end of the tripping piece are provided with retaining parts, and the retaining parts abut against one side of the closing button. As the closing button and the opening button both lift and do not need to be matched with each other, and only the tripping piece needs to be subjected to angle design, the research and development difficulty is greatly reduced, the mutual linkage action between parts is reduced, the failure rate is reduced, the tripping piece and the electromagnetic tripping device fully utilize the space in the base, and the service life of the electromagnetic tripping device is prolonged. The product has the advantages of being simple in structure and small in occupied space for installation of the product.

Description

TECHNICAL FIELD

[0001] The utility model relates to surge protector technical field especially relates to a press type operating mechanism for surge backup protector. BACKGROUND

[0002] Surge Protective Device (SPD) is a kind of equipment to limit transient overvoltage and guide surge current. It not only has lightning protection function, but also has the effect of suppressing switching overvoltage, so the application field of surge protective device is very wide;Its function is to limit the transient overvoltage into power line, signal transmission line in the voltage range that equipment or system can bear, or discharge the powerful lightning current into ground, protect the protected equipment or system from impact.

[0003] To ensure that SPD runs safely and effectively in the system, backup protector will be connected in series in front of SPD. Abbreviation SCB: Special CircuitBreaker), SCB has high surge current resistance, reduces residual voltage, does not break down under heavy lightning impulse current, ensures that SPD lightning protection is effective. Can segment power frequency fault current, ensure that SPD does not catch fire, explosion, protect power grid and electrical safety.

[0004] The operating mechanism of the existing surge protector has many parts, and the parts need to be designed at a specific angle to facilitate mutual cooperation between the parts, which not only greatly increases the development time, but also needs to develop strict tolerance range, resulting in that the operating mechanism occupies more space in the surge protector, therefore, the applicant has made beneficial design, found the method to solve the above problems, the technical scheme to be introduced below is generated in this background. SUMMARY

[0005] The utility model discloses a kind of simple structure, improve product installation and the product of less space occupation, to overcome the deficiency of the operation mechanism design of the above-mentioned conventional surge protector.

[0006] To solve the above problems, the utility model adopts the following technical scheme.

[0007] A press type operating mechanism for a surge backup protector, comprising: a base provided with a liftable closing button, an opening button, a static contact, an electromagnetic release, and located below the closing button and the opening button; a release member pivotally arranged on the base, one end of the release member connected with a moving iron core of the electromagnetic release, the other end of the release member provided with a retreat stop portion on both sides, the retreat stop portion abutting against one side of the closing button; the closing button provided with a liftable moving contact and located above the static contact; the closing button provided with a bearing portion for bearing the retreat stop portion; the opening button provided with a guide groove for pushing the retreat stop portion away from the bearing portion.

[0008] Preferably, the closing button is provided with a first blind hole, a second blind hole, the first blind hole provided with a first spring and abutting against the static contact, the closing button protruding from the base, the closing button provided with a first limiting portion.

[0009] Preferably, the moving contact is provided with a moving contact piece, one side of the moving contact piece provided with a second limiting portion, the moving contact piece provided with a convexity, the convexity provided with a second spring and abutting against the second blind hole, the second limiting portion abutting against the bearing portion.

[0010] Preferably, the bearing portion is arranged at both ends of the closing button, the bearing portion provided with a convex portion and arranged at one side of the moving contact.

[0011] Preferably, the base is provided with a limiting groove accommodating the first limiting portion, both ends of the base provided with terminal connectors, one of the terminal connectors electrically connected with the moving contact through a flexible connecting wire, the terminal connector provided with a signal connector below.

[0012] Preferably, further comprising a cover plate covering the base, the cover plate provided with a supporting portion, the cover plate provided with a first conductive member and a second conductive member and respectively electrically connected with one of the signal connectors.

[0013] Preferably, one side of the closing button is provided with a torsion spring, one end of the torsion spring electrically connected with the signal connector electrically connected with the first conductive member or the second conductive member, the other end of the torsion spring abutting against any one of the first conductive member or the second conductive member.

[0014] Preferably, the opening button is provided with a sliding groove accommodating the supporting portion, the opening button provided with a limiting column, the limiting column provided with a third spring and abutting against the supporting portion, the opening button protruding from the base, the sliding groove abutting against the supporting portion.

[0015] Preferably, the guide groove comprises a pushing surface, the pushing surface extending and provided with an arc-shaped and gradually upwardly inclined guide surface.

[0016] Preferably, the retreat stop portion is provided with an arc-shaped abutting surface matched with the guide surface.

[0017] Advantages:

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] (1) The utility model discloses, since closing button and opening button all do not have specific angle design to cooperate with each other, only the angle design of tripping piece is needed, which greatly reduces the difficulty of research and development, and the action of mutual linkage between parts is reduced, so that the product has the advantages of simple structure and low assembly difficulty, and the failure rate of the operating mechanism of the product is reduced.

[0020] (2) The utility model discloses, since the movable contact is in closing button, and closing button and opening button are all lifting activities, and tripping piece and electromagnetic release are below closing button and opening button, so that the whole operating mechanism is in the same area, and tripping piece fully utilizes the space in the base, so that the product design reduces the activity radius of the operating mechanism, and the space utilization is effectively improved, so that the product has the advantage of less space occupied during installation. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the internal structure schematic view of opening of the utility model of a kind of surge backup protector press type operating mechanism;

[0022] Figure 2 It is the structure schematic view of the utility model of a kind of surge backup protector press type operating mechanism;

[0023] Figure 3 It is the utility model Figure 2 A partial enlarged view of a kind of surge backup protector press type operating mechanism of the utility model;

[0024] Figure 4 It is the internal structure schematic view of closing of the utility model of a kind of surge backup protector press type operating mechanism;

[0025] Figure 5 It is the utility model Figure 4 A partial enlarged view B of a kind of surge backup protector press type operating mechanism of the utility model;

[0026] Figure 6 It is the side cross-sectional structure schematic view of the utility model of a kind of surge backup protector press type operating mechanism;

[0027] Figure 7 It is the partial cross-sectional schematic view of the utility model of a kind of surge backup protector press type operating mechanism;

[0028] The corresponding relationship between the annotations of each figure in the drawing and the component names is as follows:

[0029] 1, base; 2, static contact; 3, electromagnetic release; 4, closing button; 5, opening button; 6, release; 7, movable contact; 8, cover plate; 9, torsion spring;

[0030] 11, limiting groove; 12, terminal; 13, flexible connecting wire; 14, signal terminal;

[0031] 41, supporting part; 42, first blind hole; 43, second blind hole; 44, first spring; 45, first limiting part;

[0032] 411, protruding part;

[0033] 51, guide groove; 52, sliding groove; 53, limiting column; 54, third spring;

[0034] 511, pushing surface; 512, guide surface;

[0035] 61, stop part; 62, abutting surface;

[0036] 71, movable contact; 72, second limiting part; 73, convex part; 74, second spring;

[0037] 81, supporting part; 82, first conductive part; 83, second conductive part. DETAILED DESCRIPTION

[0038] The technical solutions of the present application will be described clearly and completely below in conjunction with the embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0039] In the description of the present application, it should be understood that the directions or position relationships indicated by the terms "upper", "lower", "left", "right" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular direction, be constructed and operated in a particular direction, and therefore cannot be understood as a limitation on the present application.

[0040] In the embodiments of the present application, "and / or" is only a description of the association relationship of the associated objects, which means that there can be three relationships, for example, A and / or B, which can represent the three cases of A alone, A and B together, and B alone. In addition, the character " / " in this paper generally represents that the front and rear associated objects have an "or" relationship.

[0041] Reference Example Figures 1 to 7A kind of press type operating mechanism for surge backup protector, comprising;Base 1, base 1 is equipped with liftable closing button 4, opening button 5, base 1 is equipped with static contact 2, electromagnetic release 3, and located below closing button 4, opening button 5;Release 6, release 6 is pivotally arranged in base 1, one end of release 6 is connected with the moving iron core of electromagnetic release 3, the other end of release 6 is equipped with retreat prevention part 61 on both sides, retreat prevention part 61 abuts one side of closing button 4;Closing button 4 is equipped with liftable moving contact 71, and located above static contact 2;Closing button 4 is equipped with bearing part 41 for bearing retreat prevention part 61;Opening button 5 is equipped with guide slot 51 for pushing retreat prevention part 61 away from bearing part 41;

[0042] It is worth mentioning that closing button 4 is equipped with first blind hole 42, second blind hole 43, first blind hole 42 is equipped with first spring 44, and abuts static contact 2, so that closing button 4 protrudes from base 1, closing button 4 is equipped with first limiting part 45, first blind hole 42 prevents first spring 44 from leaving closing button 4, first spring 44 resets closing button 4, and first limiting part 45 cooperates with limiting slot 11;

[0043] It is worth mentioning that moving contact 71 is equipped with moving contact piece 7, one side of moving contact piece 7 is equipped with second limiting part 72, moving contact piece 7 is equipped with convex hull 73, convex hull 73 is equipped with second spring 74, and abuts second blind hole 43, so that second limiting part 72 abuts bearing part 41, second limiting part 72 limits the distance of moving contact piece 7 descending, convex hull 73 and second blind hole 43 prevent second spring 74 from leaving, second spring 74 tightly presses moving contact 71 on static contact point 2, to ensure stable electrical connection;

[0044] It is worth mentioning that bearing part 41 is arranged at both ends of closing button 4, bearing part 41 is equipped with convex part 411, and is arranged at one side of moving contact piece 7, convex part 411 prevents moving contact piece 7 from leaving bearing part 41;

[0045] It is worth mentioning that base 1 is equipped with limiting slot 11 accommodating first limiting part 45, both ends of base 1 are equipped with wiring terminal 12, one of wiring terminal 12 is electrically connected with moving contact piece 7 through flexible connecting wire 13, wiring terminal 12 is equipped with signal terminal 14 below, limiting slot 11 limits the active distance of closing button 4 pressing down, and signal terminal 14 is electrically connected with background, so that background host computer receives remote signaling signal;

[0046] It is worth mentioning that it further comprises cover plate 8 covering base 1, cover plate 8 is equipped with supporting part 81, cover plate 8 is equipped with first conductive part 82 and second conductive part 83, and is respectively electrically connected with one of signal terminal 14, supporting part 81 limits the active distance of opening button 5 pressing down;

[0047] It is worth mentioning that one side of the closing button 4 is provided with a torsion spring 9, one end of the torsion spring 9 is electrically connected with the signal terminal 14 electrically connected with the first conductive part 82 and the second conductive part 83, the other end of the torsion spring 9 abuts against any one of the first conductive part 82 or the second conductive part 83, when one end of the torsion spring 9 moves from the second conductive part 83 to the first conductive part 82, the signal terminal 14 electrically connected with the first conductive part 82 and the second conductive part 83 is triggered, the background receives the signal, and the staff is sent to check the line connected with the surge backup protector;

[0048] It is worth mentioning that the opening button 5 is provided with a sliding groove 52 accommodating the supporting part 81, the opening button 5 is provided with a limiting column 53, the limiting column 53 is provided with a third spring 54, and the limiting column 53 abuts against the supporting part 81, so that the opening button 5 protrudes from the base 1, and the sliding groove 52 abuts against the supporting part 81, when the limiting column 53 abuts against the supporting part 81, the opening button 5 cannot apply pressure downward any more, and the design also plays a role in protecting the third spring 54, and the third spring 54 resets the opening button 5;

[0049] It is worth mentioning that the guide groove 51 comprises a pushing surface 511, the pushing surface 511 is provided with an arc-shaped and gradually upwardly inclined guide surface 512, the pushing surface 511 pushes the stop part 61 to move to the first abutting surface 62, and the pushing surface 511 makes the stop part 61 gradually move away from the supporting part 41;

[0050] It is worth mentioning that the stop part 61 is provided with an arc-shaped abutting surface 62 matched with the guide surface 512, the abutting surface 62 reduces the friction between the stop part 61 and the guide groove 51, and the tripping part 6 rotates more smoothly.

[0051] The use principle of the utility model will be described as follows:

[0052] Embodiment 1

[0053] When downward pressure is applied to the closing button 4 to make the closing button 4 descend, the first spring 44 is extruded and stores energy, and the movable contact 7 moves towards the static contact 2, the supporting part 41 gradually lowers than the stop part 61, the downward pressure is continuously applied to the closing button 4, the movable contact 7 rises and compresses the second spring 74 to store energy, then the second spring 74 releases the elastic force to the movable contact 7, the movable contact 71 is tightly connected with the static contact 2, at the same time, the spring in the electromagnetic release 3 pushes the movable iron core to extend outward, the tripping part 6 rotates, the stop part 61 abuts against the top of the supporting part 41, the closing button 4 is prevented from resetting, and the closing operation is completed, as shown in the accompanying drawings. Figure 4

[0054] Embodiment 2

[0055] ​When the downward pressure is applied to the opening button 5, the pushing surface 511 pushes the stop portion 61 to move to the guiding surface 512, and the guiding surface 512 guides the stop portion 61 to gradually move away from the supporting portion 41 along with the gradual sinking of the closing button 4, so that the tripping member 6 is rotated to reset and the spring in the electromagnetic tripping device 3 is compressed, and the opening operation is completed, as shown in the attached Figure 1

[0056] Embodiment 3

[0057] When the power frequency fault current occurs in the line, the coil of the electromagnetic tripping device 3 is electrified, the moving iron core is driven to extend outward, and the tripping member 6 is pushed to rotate, so that the stop portion 61 moves away from the top of the supporting portion 41, the first spring 44 releases the elastic force to the closing button 4, the closing button 4 is quickly lifted, the moving contact 71 is far away from the static contact 2, the line conduction is cut off, and the line safety is guaranteed.

[0058] The above design scheme can make the product have the advantages of simple structure and improved space utilization.

[0059] The above content is further detailed description of the utility model in combination with specific embodiments, and cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, and all should be regarded as belonging to the protection scope determined by the claims of the utility model.​

Claims

1. A press-operated mechanism for a surge backup protector, characterized by: Include; The base (1) is provided with a liftable closing button (4) and an opening button (5), the base (1) is provided with a static contact (2) and an electromagnetic release (3), and is located below the closing button (4) and the opening button (5); The release (6) is pivotally arranged on the base (1), one end of the release (6) is connected with the moving iron core of the electromagnetic release (3), and the other end of the release (6) is provided with a retreat stop portion (61) on both sides, and the retreat stop portion (61) abuts against one side of the closing button (4); The closing button (4) is provided with a liftable moving contact (71) and is located above the static contact (2); The closing button (4) is provided with a supporting portion (41) for bearing the retreat stop portion (61); The opening button (5) is provided with a guide groove (51) for pushing the retreat stop portion (61) away from the supporting portion (41).

2. The press-to-act surge backup protector mechanism according to claim 1, wherein: The closing button (4) is provided with a first blind hole (42) and a second blind hole (43), the first blind hole (42) is provided with a first spring (44) and abuts against the static contact (2), so that the closing button (4) protrudes from the base (1), and the closing button (4) is provided with a first limiting portion (45).

3. The press-to-act surge backup protector of claim 2, wherein: The moving contact (71) is provided with a moving contact piece (7), one side of the moving contact piece (7) is provided with a second limiting portion (72), the moving contact piece (7) is provided with a convex bump (73), the convex bump (73) is provided with a second spring (74) and abuts against the second blind hole (43), so that the second limiting portion (72) abuts against the supporting portion (41).

4. The press-to-act surge backup protector of claim 3, wherein: The supporting portion (41) is arranged at both ends of the closing button (4), and is provided with a convex portion (411) and arranged on one side of the moving contact piece (7).

5. The press-to-act surge backup protector of claim 2, wherein: The base (1) is provided with a limiting groove (11) for accommodating the first limiting portion (45), both ends of the base (1) are provided with a wiring terminal (12), one of the wiring terminals (12) is electrically connected with the moving contact piece (7) through a flexible connecting wire (13), and a signal terminal (14) is arranged below the wiring terminal (12).

6. The press-to-act surge backup protector of claim 5, wherein: Further comprising a cover plate (8) covering the base (1), the cover plate (8) is provided with a supporting portion (81), the cover plate (8) is provided with a first conductive part (82) and a second conductive part (83) and is electrically connected with one of the signal terminals (14) respectively.

7. The press-to-act surge backup protector of claim 6, wherein: One side of the closing button (4) is provided with a torsional spring (9), one end of the torsional spring (9) is electrically connected with the signal terminal (14) electrically connected with the first conductive part (82) and the second conductive part (83), and the other end of the torsional spring (9) abuts against any one of the first conductive part (82) or the second conductive part (83).

8. The press-to-act surge backup protector of claim 6, wherein: The opening button (5) is provided with a sliding groove (52) for accommodating the supporting portion (81), and is provided with a limiting column (53), the limiting column (53) is provided with a third spring (54) and abuts against the supporting portion (81), so that the opening button (5) protrudes from the base (1), and the sliding groove (52) abuts against the supporting portion (81).

9. The push-to-operate mechanism for a surge backup protector according to any one of claims 2 to 8, wherein: The guide groove (51) comprises a pushing surface (511) extending with an arc-shaped and gradually upwardly inclined guide surface (512).

10. The press-to-act surge backup protector of claim 9, wherein: The retreat-preventing part (61) is provided with an arc-shaped abutting surface (62) matched with the guide surface (512).

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