Shell assembly structure of relay

Abstract

The utility model relates to the relay field, and discloses a relay housing assembly structure comprising a female housing, the lower surface of the female housing is fixedly connected with a female fixing groove, the outer side of the female fixing groove is provided with a U-shaped groove, the lower surface of the female housing is fixedly connected with four limiting mechanisms, the upper part of the female housing is provided with a panel, and the panel is provided with a plurality of grooves. A second clamping groove is formed in the middle of the female shell, a second clamping foot is fixedly connected to the lower surface of the panel and installed in the second clamping groove, and a sliding cover is installed on the upper portion of the panel. According to the utility model, the control rod is shifted to control the limiting sliding block, the limiting sliding block is pushed into the limiting frame, then the U-shaped groove is disassembled and assembled, the spring is utilized to push the limiting sliding block, then the limiting sliding block is utilized to fix the U-shaped groove, the U-shaped groove is utilized to fix the female fixing groove, then the female shell is fixed, the control rod is shifted, and the U-shaped groove is taken down, so that the female shell can be disassembled. The problem of disassembly and assembly of the relay shell is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a relay field especially relates to a casing assembly structure of relay. BACKGROUND

[0002] The existing relay assembly mode adopts riveting connection form, wherein the riveting form is divided into cold riveting and hot riveting, the cold riveting mode introduces the rivet of connecting piece, causes the promotion of material cost, simultaneously when the relay is dismantled, needs to destroy the rivet, causes the scrap, the hot riveting mode causes the product to be unable to disassemble and repair. In addition, the knob top of the existing relay is mostly exposed outside, which can easily cause the relay to be contaminated by dust. SUMMARY

[0003] In order to make up for above insufficient, the utility model provides a casing assembly structure of relay, aims at improving the installation and disassembly problem of screw fixed relay, the pollution problem caused by the knob of relay exposed outside.

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a casing assembly structure of relay, including female casing, the lower surface of female casing is fixedly connected with female fixed groove, the outside of female fixed groove is installed with U -shaped groove, the lower surface of female casing is fixedly connected with four limit mechanisms, the upper portion of female casing is installed with panel, the middle part of female casing is equipped with second clamping groove, the lower surface of panel is fixedly connected with second clamping leg, and second clamping leg is installed in second clamping groove, the middle part of panel is installed with knob, and the upper portion of panel is installed with sliding cover.

[0005] Preferably, the limit mechanism includes a limit frame, a spring and a limit slide block are installed inside the limit frame, one end of the spring is fixedly connected to the inside of the limit frame, and the other end of the spring is fixedly connected to the outer wall of the limit slide block.

[0006] Preferably, a groove for installing the limit slide block is formed in the middle part of the limit frame, a control rod is fixedly connected to the lower surface of the limit slide block, a groove for installing the control rod is formed in the lower part of the limit frame, and the outer wall of the limit slide block is slidingly connected to the inside of the limit frame.

[0007] Preferably, the female casing is composed of two sub-casings.

[0008] Preferably, a round positioning column and a square positioning column are fixedly connected to the outside of the sub-casing, a round positioning groove for installing the round positioning column and a square positioning groove for installing the square positioning column are formed in the outside of the sub-casing.

[0009] Preferably, a sub-fixed groove is fixedly connected to the lower surface of the sub-casing, and the female fixed groove is composed of two sub-fixed grooves.

[0010] Preferably, the upper surface of the panel is provided with a first clamping groove, and the upper surface of the panel is fixedly connected with two limiting grooves and a baffle, and the outer wall of the baffle is fixedly connected on the outer wall of the limiting groove.

[0011] Preferably, the lower part of the sliding cover is fixedly connected with two sliding grooves, and the lower part of the sliding cover is fixedly connected with a first clamping leg, the outer wall of the limiting groove is slidingly connected on the outer wall of the sliding groove, and the first clamping leg can be installed in the first clamping groove.

[0012] The utility model has the advantages of the following:

[0013] 1. In the utility model, the control lever is actuated to control the limiting sliding block, the limiting sliding block is pushed into the inside of the limiting frame, and then the U-shaped groove is disassembled, the limiting sliding block is pushed by the spring, and then the U-shaped groove is fixed by the limiting sliding block, the female fixed groove is fixed by the U-shaped groove, and then the female shell body is fixed, the control lever is actuated, and the U-shaped groove is taken down to disassemble the female shell body, so that the relay shell body disassembly problem is solved.

[0014] 2. In the utility model, the panel can be disassembled by actuating the second clamping leg, the sliding cover is fixed by installing the first clamping leg in the first clamping groove, the sliding cover is loosened by actuating the first clamping leg, and then the knob is adjusted, the panel is isolated from the outside by the sliding cover, the baffle and the limiting groove, and the problem that the relay is polluted due to the exposed knob is solved. DRAWINGS

[0015] Figure 1 It is a limiting frame structure schematic view of the shell assembly structure of the relay proposed in the utility model;

[0016] Figure 2 It is a sliding cover structure schematic view of the shell assembly structure of the relay proposed in the utility model;

[0017] Figure 3 It is a subshell structure schematic view of the shell assembly structure of the relay proposed in the utility model;

[0018] Figure 4 It is a panel structure schematic view of the shell assembly structure of the relay proposed in the utility model;

[0019] Figure 5 It is a U-shaped groove structure schematic view of the shell assembly structure of the relay proposed in the utility model.

[0020] LEGEND:

[0021] 1. Panel; 2. Sub-shell; 3. Sub-fixing groove; 4. Limiting bracket; 5. U-shaped groove; 6. Sliding cover; 7. Knob; 8. Circular positioning groove; 9. Circular positioning post; 10. Square positioning post; 11. Square positioning groove; 12. First locking foot; 13. Limiting groove; 14. First locking groove; 15. Second locking foot; 16. Baffle; 17. Limiting slider; 18. Spring; 19. Second locking groove; 20. Sliding groove; 21. Mother shell; 22. Mother fixing groove. Detailed Implementation

[0022] The technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0023] Reference Figures 1-5 The present invention provides an embodiment of a relay housing assembly structure, comprising a mother housing 21, a mother fixing groove 22 fixedly connected to the lower surface of the mother housing 21, a U-shaped groove 5 installed on the outer side of the mother fixing groove 22, four limiting mechanisms fixedly connected to the lower surface of the mother housing 21, a panel 1 installed on the upper part of the mother housing 21, a second slot 19 opened in the middle of the mother housing 21, a second locking foot 15 fixedly connected to the lower surface of the panel 1, the second locking foot 15 installed in the second slot 19, a knob 7 installed in the middle of the panel 1, and a sliding cover 6 installed on the upper part of the panel 1.

[0024] Specifically, the panel 1 can be removed by moving the second locking pin 15, the female fixing groove 22 can be fixed by using the U-shaped groove 5, and then the female housing 21 can be fixed. The U-shaped groove 5 can be slid out along the female fixing groove 22 to achieve the effect of quickly disassembling the female housing 21 and solve the problem of disassembling and assembling the relay housing.

[0025] The limiting mechanism includes a limiting frame 4, inside which a spring 18 and a limiting slider 17 are installed. One end of the spring 18 is fixedly connected to the inside of the limiting frame 4, and the other end of the spring 18 is fixedly connected to the outer wall of the limiting slider 17.

[0026] Specifically, the spring 18 is used to push the limiting slider 17, and then the limiting slider 17 is used to fix the U-shaped groove 5.

[0027] The middle part of the limiting frame 4 has a groove for installing the limiting slider 17. The lower surface of the limiting slider 17 is fixedly connected to a control rod. The lower part of the limiting frame 4 has a groove for installing the control rod. The outer wall of the limiting slider 17 is slidably connected to the inside of the limiting frame 4.

[0028] Specifically, by moving the control lever to control the limit slider 17, the limit slider 17 is pushed into the interior of the limit frame 4, thereby disassembling and assembling the U-shaped groove 5, achieving the effect of quickly disassembling and assembling the mother shell 21, and solving the problem of disassembling and assembling the relay shell.

[0029] The mother shell 21 is composed of two daughter shells 2.

[0030] Specifically, the two sub-shells 2 that make up the mother shell 21 have the same structure. From a production perspective, this saves on additional mold opening costs. At the same time, only an even number of sub-shells 2 are needed to assemble the mother shell 21, which facilitates the mass production of relays.

[0031] The outer side of the sub-shell 2 is fixedly connected with a round positioning post 9 and a square positioning post 10. The outer side of the sub-shell 2 is provided with a round positioning groove 8 for installing the round positioning post 9 and a square positioning groove 11 for installing the square positioning post 10.

[0032] Specifically, the circular positioning post 9 is installed inside the circular positioning groove 8, and the square positioning post 10 is installed inside the square positioning groove 11 to fix the relay installation angle, thus solving the problem of installing the relay housing at the wrong angle.

[0033] The lower surface of the sub-shell 2 is fixedly connected with a sub-fixing groove 3, and the mother fixing groove 22 is composed of two sub-fixing grooves 3.

[0034] Specifically, the two sub-fixing grooves 3 are fixed by the U-shaped groove 5, thereby fixing the mother shell 21.

[0035] The upper surface of panel 1 is provided with a first slot 14, and two limiting slots 13 and a baffle 16 are fixedly connected to the upper surface of panel 1. The outer wall of the baffle 16 is fixedly connected to the outer wall of the limiting slot 13.

[0036] Specifically, the baffle 16 and the limiting groove 13 serve to protect the panel 1, thus solving the problem of protecting the panel 1.

[0037] The lower part of the sliding cover 6 is fixedly connected to two sliding grooves 20, and the lower part of the sliding cover 6 is fixedly connected to a first locking foot 12. The outer wall of the limiting groove 13 is slidably connected to the outer wall of the sliding groove 20, and the first locking foot 12 can be installed in the first locking groove 14.

[0038] Specifically, the first locking pin 12 is installed in the first locking slot 14 to fix the sliding cover 6. By moving the first locking pin 12 to release the sliding cover 6, the knob 7 can be adjusted to protect the panel 1.

[0039] Working principle: The two sub-shells 2 that make up the mother shell 21 have the same structure. Only an even number of sub-shells 2 are needed to assemble the mother shell 21. The circular positioning post 9 is installed inside the circular positioning groove 8. The relay installation angle is fixed by the square positioning post 10 installed inside the square positioning groove 11.

[0040] By moving the control lever to control the limit slider 17, the limit slider 17 is pushed into the interior of the limit frame 4, thereby disassembling and assembling the U-shaped groove 5. The spring 18 pushes the limit slider 17, thereby fixing the U-shaped groove 5. The U-shaped groove 5 is used to fix the female fixing groove 22, thereby fixing the female housing 21. By moving the control lever, the U-shaped groove 5 can be removed and the female housing 21 can be disassembled.

[0041] Panel 1 can be removed by moving the second latch 15. The sliding cover 6 is fixed by the first latch 12 and the first slot 14 is installed. The sliding cover 6 is released by moving the first latch 12, and then the knob 7 is adjusted. The sliding cover 6, the baffle 16 and the limiting groove 13 isolate panel 1 from the outside world.

[0042] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A relay housing assembly structure, comprising a mother housing (21), characterized in that: The lower surface of the mother shell (21) is fixedly connected to a mother fixing groove (22), and a U-shaped groove (5) is installed on the outside of the mother fixing groove (22). The lower surface of the mother shell (21) is fixedly connected to four limiting mechanisms. A panel (1) is installed on the upper part of the mother shell (21). A second slot (19) is opened in the middle of the mother shell (21). A second locking foot (15) is fixedly connected to the lower surface of the panel (1). The second locking foot (15) is installed in the second slot (19). A knob (7) is installed in the middle of the panel (1). A sliding cover (6) is installed on the upper part of the panel (1).

2. The relay housing assembly structure according to claim 1, characterized in that: The limiting mechanism includes a limiting frame (4), inside which a spring (18) and a limiting slider (17) are installed. One end of the spring (18) is fixedly connected to the inside of the limiting frame (4), and the other end of the spring (18) is fixedly connected to the outer wall of the limiting slider (17).

3. The relay housing assembly structure according to claim 2, characterized in that: The limiting frame (4) has a groove in the middle for installing the limiting slider (17), and a control rod is fixedly connected to the lower surface of the limiting slider (17). The lower part of the limiting frame (4) has a groove for installing the control rod, and the outer wall of the limiting slider (17) is slidably connected to the inside of the limiting frame (4).

4. The relay housing assembly structure according to claim 1, characterized in that: The mother shell (21) is composed of two sub-shells (2).

5. The relay housing assembly structure according to claim 4, characterized in that: The outer side of the sub-shell (2) is fixedly connected with a round positioning post (9) and a square positioning post (10). The outer side of the sub-shell (2) is provided with a round positioning groove (8) for installing the round positioning post (9) and a square positioning groove (11) for installing the square positioning post (10).

6. The relay housing assembly structure according to claim 5, characterized in that: The lower surface of the sub-shell (2) is fixedly connected to a sub-fixing groove (3), and the mother fixing groove (22) is composed of two sub-fixing grooves (3).

7. The relay housing assembly structure according to claim 1, characterized in that: The upper surface of the panel (1) is provided with a first slot (14), and the upper surface of the panel (1) is fixedly connected with two limiting slots (13) and a baffle (16). The outer wall of the baffle (16) is fixedly connected to the outer wall of the limiting slot (13).

8. The relay housing assembly structure according to claim 7, characterized in that: The lower part of the sliding cover (6) is fixedly connected to two sliding grooves (20), and the lower part of the sliding cover (6) is fixedly connected to a first locking foot (12). The outer wall of the limiting groove (13) is slidably connected to the outer wall of the sliding groove (20), and the first locking foot (12) can be installed in the first locking groove (14).

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