CN211238026U

CN211238026U - Switch device

Info

Publication number: CN211238026U
Application number: CN201922272315.2U
Authority: CN
Inventors: 黄坤鹏; 张镭
Original assignee: Ningbo Aux Electric Co Ltd
Current assignee: Ningbo Aux Electric Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-08-11
Anticipated expiration: 2029-12-17

Abstract

The utility model provides a switch device, which comprises a shell body, a dial and a connecting terminal, wherein the dial and the connecting terminal are both arranged in the shell body; the shell body is provided with a first gap and a second gap; the operation surface of the dial is positioned at the first notch; and the wiring port of the wiring terminal is positioned at the second notch. In the utility model, the dial and the wiring terminal are positioned inside the shell body, the operating surface of the dial is positioned at the first notch, and the wiring port of the wiring terminal is positioned at the second notch; the shell body does not need to be designed with a large opening for the dial and the wiring terminal to extend out, and the sealing performance of the shell body, the dial and the wiring terminal can be effectively controlled, so that dust and mosquitoes are prevented from entering, and the failure of a circuit board is avoided.

Description

Switch device

Technical Field

The utility model relates to a control switch field particularly, relates to a switching device.

Background

In the market, a network control switch is a common intelligent switch, and generally comprises structures such as dial codes and wiring terminals. However, the wiring terminal and the dial of the network control switch are external, so that the wiring terminal and the dial extend out conveniently, a large gap is formed between the wiring terminal and the dial and the shell body, dust and mosquitoes are easy to enter, and therefore the circuit board is failed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how to improve the leakproofness of binding post and dial-up and shell body, prevent into ash and mosquito to lead to the circuit board malfunctioning.

In order to solve the problems, the utility model provides a switch device, which comprises a shell body, a dial and a connecting terminal, wherein the dial and the connecting terminal are both arranged in the shell body; the shell body is provided with a first gap and a second gap; the operation surface of the dial is positioned at the first notch; and the wiring port of the wiring terminal is positioned at the second notch.

Therefore, the dial and the wiring terminal are positioned in the shell body, the operating surface of the dial is positioned at the first notch, and the wiring port of the wiring terminal is positioned at the second notch; the shell body does not need to be designed with a large opening for the dial and the wiring terminal to extend out, and the sealing performance of the shell body, the dial and the wiring terminal can be effectively controlled, so that dust and mosquitoes are prevented from entering, and the failure of a circuit board is avoided.

Optionally, the first notch extends towards the inside of the shell body to form a surrounding edge; the surrounding edge contains the operation surface of the dial.

Like this, first breach is formed with the surrounding edge, and the surrounding edge holds the operation panel of dial-up, is convenient for realize the sealed of dial-up and first breach to prevent into ash and mosquito.

Optionally, the peripheral edge is configured to be wide at the top and narrow at the bottom along a vertical center line of the first notch.

In this way, the surrounding edge is designed to be wide at the top and narrow at the bottom, so that the operation space of the dial can be increased while the first notch is reduced.

Optionally, a through hole is formed in the shell body, and a fixing hole is formed in the wiring terminal; binding post sets up the one side of fixed orifices with the casing body sets up the one side contact of via hole, just the fixed orifices is in the casing body sets up vertical direction projection in the via hole one side is located in the via hole.

Therefore, the shell body is provided with the through hole which can expose the fixing hole, so that the screw in the wiring terminal fixing hole can be conveniently screwed or unscrewed; simultaneously binding post sets up the one side of fixed orifices and the one side contact that shell body set up the via hole, and the sealing between the two of being convenient for avoids inside dust and the mosquito ganged via hole access shell body.

Optionally, a first sealing element is arranged inside the shell body, and the first sealing element is located in a gap between the shell body and the wiring terminal.

Like this, under the effect of first sealing member, can strengthen the leakproofness of binding post and shell body to prevent into ash and mosquito.

Optionally, the first sealing element includes two protruding structures, the two protruding structures are respectively located at two ends of the second notch on the housing body, and the protruding structures are formed by the housing body protruding towards the connection terminal.

Like this, the structure of first sealing member of so design is for the structure of cooperation binding post to strengthen binding post and shell body's leakproofness, thereby prevent into grey and mosquito.

Optionally, a stopper is fixedly disposed inside the housing body, and the stopper contacts with a surface of the connection terminal, which faces away from the second notch.

Therefore, the blocking piece is arranged inside the shell body and is in contact with one surface of the wiring terminal, which is back to the second notch, so that the wiring terminal can be prevented from shaking.

Optionally, the switch device further includes a circuit board, the circuit board is disposed inside the case body, and the dial and the connection terminal are fixed on the circuit board.

Like this, dial-up and binding post are fixed on the circuit board, are convenient for both inside stable of shell body.

Optionally, a first connecting piece is fixedly arranged inside the casing body, and the first connecting piece is fixedly connected with the circuit board.

Like this, under the effect of first connecting piece, can fix the circuit board inside the casing body to play fixed dial-up and binding post's effect.

Optionally, the first connecting member is a screw post, a hole structure is arranged on the circuit board, and the screw post and the hole structure are fixedly connected through a screw.

Like this, the structure of the first connecting piece of design, the unsettled design of circuit board of being convenient for is inside the shell body, not only can play fixed effect, can also have radiating effect well.

Optionally, a support member is further fixedly disposed inside the housing body, and the support member is located below the circuit board and is in contact with the circuit board.

Like this, under support piece's effect, can play the effect of the circuit board of support, prevent that the circuit board is unsettled for a long time, cause deformation and damage easily.

Optionally, the housing body comprises a first housing and a second housing, the first housing and the second housing being detachably connected.

Like this, under the effect of first casing and second casing, the shell body is detachable, not only is convenient for load and unload, moreover easy to overhaul.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of one embodiment of a second housing;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic structural view of an embodiment of the first housing;

fig. 5 is a schematic view of a viewing angle according to the present invention;

fig. 6 is a cross-sectional view at B-B in fig. 5.

Description of reference numerals:

1-a shell body, 2-a wiring terminal, 3-a dial and 4-a circuit board;

11-a first shell, 12-a second shell, 13-a first gap, 14-a second gap, 15-a via hole, 16-a stopper, 17-a first sealing element, 18-a first connecting element and 19-a supporting element;

111-first cavity, 112-rib, 121-second cavity, 122-groove structure, 131-surrounding edge;

1121-clamping groove, 1122-notch and 1221-buckle.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. In addition, the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, referred to in the embodiments of the present invention, are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the coordinate system XYZ provided herein, the X axis represents the left direction in the forward direction, the X axis represents the right direction in the reverse direction, the Y axis represents the front direction, the Y axis represents the rear direction in the reverse direction, the Z axis represents the upper direction in the forward direction, and the Z axis represents the lower direction in the reverse direction.

As shown in fig. 1, a switching device provided in an embodiment of the present invention includes a shell body 1, a dial 3 and a connection terminal 2, where the dial 3 and the connection terminal 2 are both embedded in the shell body 1; a first gap 13 and a second gap 14 are arranged on the shell body 1; the operation surface of the dial 3 is positioned at the first notch 13; the connection port of the connection terminal 2 is located at the second notch 14.

After the switching device of the utility model is adopted, the dial 3 and the connecting terminal 2 are positioned inside the shell body 1, the operating surface of the dial 3 is positioned at the first notch 13, and the wiring port of the connecting terminal 2 is positioned at the second notch 14; the shell body 1 does not need to be provided with a large opening 1122 for the dial 3 and the wiring terminal 2 to extend out, and the sealing performance of the shell body 1, the dial 3 and the wiring terminal 2 can be effectively controlled, so that dust and mosquitoes can be prevented from entering, and the circuit board 4 is prevented from being out of order; meanwhile, the whole appearance is beautiful.

The operation surface of the dial 3 is the surface where the dial sheet is located, and control operation is realized by dialing the dial sheet; the wiring port of the wiring terminal 2 is a port into which the power supply line extends, and is convenient to be electrically connected with the actuating member.

Preferably, as shown in fig. 1, the housing body 1 includes a first housing 11 and a second housing 12, and the first housing 11 and the second housing 12 are detachably connected. Therefore, under the action of the first shell 11 and the second shell 12, the shell body 1 is detachable, so that the shell body is convenient to assemble and disassemble and convenient to overhaul.

Specifically, as shown in fig. 1 to 4, the first housing 11 and the second housing 12 are clamped in the vertical direction, in one embodiment, a circle of ribs 112 is provided on the upper end surface of the first housing 11, a groove structure 122 matched with the ribs 112 is provided on the lower end surface of the second housing 12, and when the first housing 11 and the second housing 12 are detachably connected, the ribs 112 are clamped in the groove structure 122.

The rib 112 is provided with notches 1122, and each notch 1122 corresponds to one second notch 14. Therefore, the notch 1122 serves to avoid the second notch 14, thereby preventing the wiring of the terminal 2 from being obstructed.

Meanwhile, the first housing 11 is provided with a buckle 1221, and the second housing 12 is provided with a clamping groove 1121 matched with the buckle 1221; or, the first housing 11 is provided with a clamping groove 1121, and the second housing 12 is provided with a buckle 1221 matched with the clamping groove 1121, so that the first housing 11 and the second housing 12 can be stably connected together under the action of the buckle 1221 and the clamping groove 1121.

As shown in fig. 2 and 4, a catch 1121 is disposed on an outer side of the rib 112, and a catch 1221 is disposed on an inner side wall of the groove structure 122, where the catch 1221 is located in the catch 1121 when the rib 112 is caught in the groove structure 122.

In this embodiment, a first cavity 111 is disposed at an end of the first casing 11 facing the second casing 12; one end of the second shell 12 facing the first shell 11 is provided with a second cavity 121; when the first housing 11 and the second housing 12 are clamped together, the first cavity 111 and the second cavity 121 form an accommodating cavity for accommodating the dial 3, the wiring terminal 2 and the circuit board 4.

Preferably, the first notch 13 extends towards the inside of the shell body 1 to form a surrounding edge 131; the surrounding edge 131 is used for accommodating the operation surface of the dial 3. From this, first breach 13 is formed with surrounding edge 131, and surrounding edge 131 holds the operating surface of dial-up 3, is convenient for realize dial-up 3 and the sealed of first breach 13 to prevent into ash and mosquito.

The distance between the operation surface of the dial 3 and the surrounding edge is controlled to be 0.1mm, so that a good sealing effect is realized.

As shown in fig. 2 and 3, the first notch 13 is disposed on the second shell 12, and the peripheral edge 131 and the first shell 11 are in arc transition at the intersection, thereby reducing the stress of the two at the joint and reducing the probability of the peripheral edge 131 cracking at the joint.

Specifically, the surrounding edge 131 has a configuration that is wide at the top and narrow at the bottom along the vertical center line of the first notch 13. Thus, by designing the surrounding edge 131 to have a configuration that is wide at the top and narrow at the bottom, the operation space of the dial 3 can be increased while the first notch 13 is reduced.

Wherein, the vertical direction central line means: a line which passes through the center point of the first notch and is parallel to the Z axis; or, a line passing through the center point of the first notch and parallel to the thickness direction of the second shell 12; the configuration of being wide at the top and narrow at the bottom means that: in the top-down direction, the area enclosed by the surrounding edge 131 gradually decreases.

Preferably, a through hole 15 is formed in the shell body 1, and a fixing hole is formed in the wiring terminal 2; binding post 2 sets up the one side of fixed orifices with shell body 1 sets up the one side contact of via hole 15, just the fixed orifices is in shell body 1 sets up the vertical direction projection in the via hole 15 one side is located in the via hole 15. Therefore, the shell body 1 is provided with the through hole 15 which can expose the fixing hole and is convenient for screwing or unscrewing the screw in the fixing hole of the wiring terminal 2; simultaneously binding post 2 sets up the one side of fixed orifices and shell body 1 and sets up the one side contact of via hole 15, be convenient for between the two sealed, avoid inside dust and mosquito conspire the via hole 15 and insert shell body 1.

Wherein, vertical direction projection means: as shown in fig. 1, the projection formed on the projection surface is irradiated along the projection in the Z-axis direction, i.e., along the Z-axis direction.

As shown in fig. 2, the through hole 15 is disposed on the second housing 12, and the through hole 15 and the fixing hole are coaxially disposed, thereby facilitating a screwdriver to quickly align with the screw in the fixing hole, and facilitating a screwing or unscrewing operation on the screw.

Preferably, a first sealing member 17 is disposed inside the housing body 1, and the first sealing member 17 is located in a gap between the housing body 1 and the terminal block 2. Thereby, under the effect of the first sealing member 17, the sealing property of the junction terminal 2 and the case body 1 can be enhanced, thereby preventing dust and mosquitoes from entering.

Specifically, the first sealing member 17 includes two protruding structures, two of the protruding structures are respectively located at two ends of the second notch 14 on the housing body 1, and the protruding structures are formed by the housing body 1 protruding toward the connection terminal 2. Thus, the structure of the first sealing member 17 is designed so as to fit the structure of the connection terminal 2, thereby enhancing the sealing property of the connection terminal 2 and the case body 1, and preventing dust and mosquitoes from entering.

As shown in fig. 2 and 3, the second notch 14 and the protruding structure are both disposed on the second housing 12, and the protruding structure is located inside the second housing 12 and formed by protruding the upper end surface of the second cavity 121 toward the terminal 2, thereby achieving the purpose of sealing the upper ends of the terminal 2 and the second notch 14 when the housing body 1 and the terminal 2 are mated.

Optionally, as shown in fig. 5 and 6, a stopper 16 is fixedly disposed inside the housing body 1, and the stopper 16 is in contact with a surface of the terminal 2 facing away from the second notch 14. Therefore, the stopper 16 is arranged in the shell body 1, and the stopper 16 is contacted with one surface of the wiring terminal 2, which is back to the second notch 14, so that the wiring terminal 2 can be prevented from shaking.

Wherein, the stopper 16 is formed by the upper end of the interior of the shell body 1 protruding towards the lower end; when the terminal 2 is located inside the housing body 1, the stopper 16 is located at a middle position of a surface of the terminal 2 facing away from the second notch 14, thereby facilitating more secure fixing.

The utility model discloses in, binding post 2's upper end and the contact of shell body 1, binding post 2's two sides respectively with shell body 1 with keep off 16 contacts, from this, can fix binding post well, when preventing that the wiring from dragging, can tear binding post 2.

Optionally, the switch device further includes a circuit board 4, the circuit board 4 is disposed inside the housing body 1, and the dial 3 and the connection terminal 2 are fixed on the circuit board 4. Therefore, the dial 3 and the terminal 2 are fixed on the circuit board 4, which facilitates the stability of the two inside the housing body 1.

The dial 3 and the wiring terminal 2 are provided with pins, and the circuit board 4 is provided with jacks matched with the pins of the dial 3 and the wiring terminal 2, so that the dial 3 and the wiring terminal 2 are inserted into the circuit board 4.

Preferably, a first connecting member 18 is fixedly disposed inside the housing body 1, and the first connecting member 18 is fixedly connected with the circuit board 4. Thus, the circuit board 4 can be fixed inside the case body 1 by the first connector 18, thereby functioning to fix the dial 3 and the connection terminal 2.

Specifically, the first connecting member 18 is a screw post, a hole structure is provided on the circuit board 4, and the screw post and the hole structure are fixedly connected by a screw. Therefore, the structure of the first connecting piece 18 is designed, so that the circuit board 4 can be suspended inside the shell body 1, not only can the fixing effect be achieved, but also a good heat dissipation effect can be achieved.

The screw columns are arranged in the first cavity 111, and the number of the screw columns corresponds to the hole structure on the circuit board 4; for example, the circuit board 4 is provided with a hole structure, and a screw column is provided; if two hole structures are arranged on the circuit board 4, two screw columns are arranged.

Preferably, a supporting member 19 is further fixedly arranged inside the housing body 1, the supporting member 19 is located below the circuit board 4 and contacts with the circuit board 4, and under the action of the supporting member 19, the supporting function of the circuit board 4 can be achieved, so that the circuit board 4 is prevented from being suspended for a long time and being easily deformed and damaged.

Wherein, the supporting member 19 is a plate structure, and the shape thereof can be a straight shape, a cross shape or an L shape; the number is selected according to the actual situation and distributed below the circuit board 4.

As shown in fig. 3, the supporting members 19 are disposed in the first cavity 111 of the first housing 11, and are disposed in a plurality of positions distributed near the side ends of the first cavity 111, thereby facilitating stable support of the circuit board 4.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. A switch device comprises a shell body (1), a dial (3) and a wiring terminal (2), and is characterized in that the dial (3) and the wiring terminal (2) are both arranged in the shell body (1); the shell body (1) is provided with a first gap (13) and a second gap (14); the operation surface of the dial (3) is positioned at the first notch (13); the wiring port of the wiring terminal (2) is positioned at the second notch (14).

2. The switching device according to claim 1, characterized in that said first notch (13) extends towards the inside of said shell body (1) forming a peripheral edge (131); the surrounding edge (131) is used for accommodating an operation surface of the dial (3).

3. A switch device according to claim 2, characterized in that the surrounding edge (131) is of a configuration which is wide at the top and narrow at the bottom along a vertical centre line of the first notch (13).

4. The switching device according to claim 1, wherein the housing body (1) is provided with a through hole (15) therethrough, and the connection terminal (2) is provided with a fixing hole; binding post (2) set up the one side of fixed orifices with shell body (1) sets up the one side contact of via hole (15), just the fixed orifices is in shell body (1) sets up via hole (15) one side on the vertical direction projection be located in via hole (15).

5. A switching device according to claim 1, characterized in that a first seal (17) is arranged inside the housing body (1), the first seal (17) being located in the gap between the housing body (1) and the terminal (2).

6. A switching device according to claim 5, characterized in that the first seal (17) comprises two raised structures located at the ends of the second recess (14) in the housing body (1), respectively, and formed by the housing body (1) projecting towards the terminal (2).

7. The switching device according to claim 1, characterized in that a stopper (16) is fixedly arranged inside the housing body (1), and the stopper (16) is in contact with a surface of the terminal (2) facing away from the second notch (14).

8. The switching device according to claim 1, characterized in that it further comprises a circuit board (4), said circuit board (4) being arranged inside said housing body (1), said dial (3) and said terminal (2) being fixed on said circuit board (4).

9. The switching device as claimed in claim 8, characterized in that a first connecting piece (18) is fixedly arranged inside the housing body (1), the first connecting piece (18) being fixedly connected to the circuit board (4).

10. The switching device according to claim 9, wherein the first connecting member (18) is a screw post, and the circuit board (4) is provided with a hole structure, and the screw post and the hole structure are fixedly connected by a screw.

11. The switching device according to claim 8, characterized in that a support (19) is further fixedly arranged inside the housing body (1), wherein the support (19) is located below the circuit board (4) and is in contact with the circuit board (4).

12. The switching device according to any one of claims 1 to 11, wherein the housing body (1) comprises a first housing (11) and a second housing (12), the first housing (11) and the second housing (12) being detachably connected.