CN211654636U - Switch convenient for wiring - Google Patents

Abstract

The utility model belongs to the technical field of the technique of basic electric unit ware and specifically relates to a switch of convenient wiring is related to. The specific technical scheme is as follows: the control mechanism is positioned in an area between the substrate and the shell; the control mechanism is connected with a button, and the button part penetrates out of the shell; one side of the control mechanism is provided with a connecting piece used for communicating the electric wire with the control mechanism, the connecting piece comprises a supporting block, one side of the supporting block is dug to be provided with a clamping groove, a metal sheet electrically connected with the control mechanism is arranged in the clamping groove, and a joint of the electric wire is tightly propped against the upper surface of the metal sheet through an elastic clamping block in the clamping groove. Through setting up in the sheetmetal of control mechanism circuit to with the help of the cooperation of elasticity fixture block with the draw-in groove, convenient realization electric wire and control mechanism's electricity is connected.

Description

Switch convenient for wiring

Technical Field

The utility model belongs to the technical field of the technique of basic electric unit ware and specifically relates to a switch of convenient wiring is related to.

Background

The switch is a basic electric appliance which is frequently contacted and used in daily life, and generally comprises a single-control switch, a double-control switch, a multi-control switch and the like.

For example, chinese patent publication No. CN203588870U discloses a dual-control switch, which has the technical scheme key points that: the device comprises a driver, a substrate and a connecting module for connecting the driver and the substrate, wherein a plurality of hole grooves are dug in the substrate, two adjacent surfaces of the plurality of hole grooves are provided with orifices, contact elements and copper columns with threaded holes are arranged in the hole grooves, one end of each contact element is fixed on the copper column, the other end of each contact element is positioned in a separation groove arranged between the two opposite hole grooves, and copper contact pieces abutted against the contact elements are arranged at the upper ends of the separation grooves and are in an arc shape; the driver is provided with a push column for contacting the copper contact.

Although the above-mentioned chinese patent uses the firm and durable copper column as the connecting end of the circuit, the service life of the double-control switch is prolonged, and the safety of the double-control switch is correspondingly improved; however, in the daily use process, the connection between the contact of the double-control switch and the joint of the electric wire of the multi-control switch depends on the abutting of components such as copper columns or bolts, so that the copper columns and other components are not convenient for a user to hold and use due to small volume, and the joint of the electric wire is mostly thin copper wires which are easy to bend and break, so that the user often spends more time and energy on the electric connection operation between the electric wire and the switch.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a switch of convenient wiring, it can help the user to accomplish the electricity between switch and the electric wire fast and link, and the optimization user is experienced the installation of switch.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a switch convenient for wiring comprises a substrate embedded in a wall body and a shell connected to the substrate, wherein the substrate is connected with a control mechanism for controlling a circuit to be opened and closed, and the control mechanism is positioned in an area between the substrate and the shell; the control mechanism is connected with a button, and the button part penetrates out of the shell; one side of the control mechanism is provided with a connecting piece used for communicating the electric wire with the control mechanism, the connecting piece comprises a supporting block, one side of the supporting block is dug to be provided with a clamping groove, a metal sheet electrically connected with the control mechanism is arranged in the clamping groove, and a joint of the electric wire is tightly propped against the upper surface of the metal sheet through an elastic clamping block in the clamping groove.

By adopting the technical scheme, when the switch is installed, the rubber sleeve at one end of the wire is stripped by using tools such as a vice and the like, so that part of the copper wire of the wire is exposed, and the exposed part of the copper wire of the wire is used as a joint; abutting the connector against the metal sheet, and realizing the electrical connection between the electric wire and the control mechanism by virtue of the metal sheet;

in order to avoid the situation that the electric connection effect between the electric wire and the control mechanism is poor due to the fact that the contact area between the connector and the metal sheet is too small, an elastic clamping block is further arranged in the clamping groove to help the connector and the metal sheet to be fully abutted, and the electric wire and the control mechanism can be guaranteed to have a stable electric connection effect;

compared with a method of rotating a bolt or a copper column to enable the wire joint to be abutted to the switch control mechanism, the connection mode of matching the elastic clamping block and the clamping groove is more convenient and time-saving, and abrasion to a copper wire at the joint part can be relatively reduced.

The present invention may be further configured in a preferred embodiment as: the connecting piece is characterized by further comprising a limiting block connected to one side of the supporting block, an arc-shaped wire groove is dug in the limiting block and communicated with the clamping groove, and the electric wire is stored in the wire groove.

Through adopting above-mentioned technical scheme, utilize the metallic channel of digging on the stopper and establishing, the electric wire that stretches into in the switch that can be better to carry out spacingly and accomodate to this guarantees putting in order of electric wire in the switch, and makes the user can obtain certain facility when follow-up maintaining the switch.

The present invention may be further configured in a preferred embodiment as: the base plate and the shell are hermetically connected through a plurality of locking bolts; the supporting shoe is equipped with the first briquetting that is used for supporting the elasticity fixture block tightly in the draw-in groove in the projection position on the shell, and the stopper is equipped with the second briquetting that is used for cooperating the stopper in the projection position department on the shell, and the one side of second briquetting orientation base plate is the cambered surface, and the electric wire is supported tightly between second briquetting and stopper.

By adopting the technical scheme, the sealing connection between the substrate and the shell is realized by utilizing the locking bolts, so that the switch device positioned in the sealing area between the substrate and the shell can be prevented from being polluted by dust, oil stains and the like;

the first pressing block is arranged for fully abutting the elastic clamping block in the clamping groove by the first pressing block under the locking action of the locking bolt when the substrate is hermetically connected with the shell, so that the locking action of the elastic clamping block on the joint is further enhanced, and a relatively stable electrical connection relation between the electric wire and the control mechanism is ensured;

the purpose of arranging the second pressing block is to complete the limiting and locking of the electric wire by the aid of the locking effect of the locking bolt through the matching of the second pressing block and the limiting block; and the side of the second pressing block facing the substrate is provided with a cambered surface, so that the contact area of the second pressing block and the electric wire is increased, and the limiting effect of the second pressing block on the electric wire is further improved.

The present invention may be further configured in a preferred embodiment as: the locking bolts are all countersunk hexagon socket head bolts; an L-shaped part groove is dug in one corner of the base plate, and an inner hexagonal wrench used for matching with a locking bolt is accommodated in the part groove.

By adopting the technical scheme, the countersunk hexagon socket head cap screw is used as the locking screw, so that the surface of the shell can be ensured to have better flatness, and the interference of the convex part of the locking screw on the shell on the operation of a user is avoided; the advantage that the countersunk hexagon socket head cap screw is not easy to slide is utilized, and a user can conveniently connect the substrate and the shell;

as for the purpose of digging a part groove at one corner of the substrate and placing the hexagon socket wrench in the part groove, the time spent by a user for finding the hexagon socket wrench suitable for the locking bolt is saved on the basis of fully utilizing the space of the substrate, so that the user can conveniently disassemble and assemble the locking bolt, and the installation experience of the user is correspondingly improved.

The present invention may be further configured in a preferred embodiment as: the surface of the shell far away from the substrate is also provided with an indicating block for displaying the position of the switch in a dark environment, and the indicating block is made of fluorescent materials.

Through adopting above-mentioned technical scheme, when the user is in the dark surrounds, utilize the instruction piece of making by fluorescent material, can help the user to fix a position the position at switch place fast, save the time that the user groped the switch position everywhere in the dark surrounds, make the user can obtain better use and experience.

The present invention may be further configured in a preferred embodiment as: and a ring of annular protective sleeve is covered on the peripheral wall of the substrate and the shell together.

By adopting the technical scheme, the existence of the protective sleeve is utilized, the connection relation between the substrate and the shell can be further strengthened, and the gap between the substrate and the shell is better sealed; meanwhile, the protective sleeve can also be used as a buffer mechanism of the switch, so that damage to the switch caused by impact and scratch of foreign objects in daily use is reduced.

The present invention may be further configured in a preferred embodiment as: the base plate is provided with a plurality of connecting columns, the connecting columns extend along the thickness direction of the base plate, one ends of the connecting columns, far away from the base plate, are dug to form inserting holes, and the inserting holes axially extend along the connecting columns; the shell is provided with a plurality of elastic insertion rods used for being matched with the insertion holes, and the elastic insertion rods are in one-to-one correspondence with the insertion holes.

By adopting the technical scheme, when a user installs the shell on the substrate, the primary limit between the shell and the substrate can be firstly completed by utilizing the matching of the connecting column and the elastic inserting rod, and then the shell and the substrate are firmly connected, so that the whole operation process becomes very convenient and fast; meanwhile, due to the existence of the connecting column and the elastic inserting rod, the connection relation between the substrate and the shell can be further strengthened, and the switch has better structural strength.

The present invention may be further configured in a preferred embodiment as: two sides of the peripheral wall of the shell are dug with notches which are convenient for a user to separate the shell from the substrate.

By adopting the technical scheme, when a user needs to detach the shell from the substrate, the user can stretch fingers into the notch to use the position of the notch as a force application point, so that the separation operation between the substrate and the shell can be conveniently completed; compared with the prior mode of directly pulling the shell from the substrate, the mode of separating the substrate and the shell by using the notch is more labor-saving, and the shell is not easy to damage.

To sum up, the utility model discloses a following beneficial technological effect:

1. the firm butt joint between the metal sheet and the wire joint is completed at one time by utilizing the matching of the clamping groove and the elastic clamping block, so that a user can quickly complete the installation of the switch;

2. the wire groove is matched with the second pressing block, so that the electric wires are orderly placed in the switch, and the later maintenance and overhaul operations of the switch are facilitated for a user;

drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is an exploded view of the first embodiment showing the structure of the substrate, housing and protective sleeve;

FIG. 3 is a part view of the substrate and the housing of the present embodiment;

fig. 4 is an exploded view of the second embodiment, showing the structure of the connecting member, the first compact, and the second compact.

Reference numerals: 1. a substrate; 2. a housing; 3. a control mechanism; 4. a button; 5. a joint; 6. an electric wire; 7. a connecting member; 8. a support block; 9. a card slot; 10. a metal sheet; 11. an elastic clamping block; 12. a limiting block; 13. a wire guide groove; 14. a locking bolt; 15. a first pressing block; 16. a second pressing block; 17. a part slot; 18. an inner hexagonal wrench; 19. an indication block; 20. a protective sleeve; 21. notching; 22. connecting columns; 23. a jack; 24. an elastic insertion rod; 25. a button groove; 26. and fastening the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a switch of convenient wiring, including base plate 1, sealing connection shell 2 and two control mechanism 3 that are used for controlling the circuit and open and close on base plate 1, two control mechanism 3 all are located the sealed region between base plate 1 and the shell 2.

Evenly wear to be equipped with four locking bolt 14 on the shell 2, four locking bolt 14 are countersunk head hexagon socket head cap screw and all extend along 1 thickness direction of base plate, extend end and 1 threaded connection of base plate.

By tightening the four locking bolts 14, a firm connection between the base plate 1 and the housing 2 is achieved. As for the locking bolt 14 is designed to be a countersunk hexagon socket head cap bolt, firstly, in order to avoid the situation that the end part of the locking bolt 14 is exposed out of the shell 2, the surface of the shell 2 can keep a certain flatness; secondly, in order to utilize the characteristic that the hexagon socket head cap screw is difficult to slide the angle, make the user can possess better operation experience when twisting locking bolt 14.

Meanwhile, in order to avoid extra time waste for a user to find the socket head wrench 18 adapted to the locking bolt 14, an L-shaped part groove 17 is dug at one corner of the base plate 1, and the socket head wrench 18 for screwing the locking bolt 14 is accommodated in the part groove 17.

In order to further strengthen the connection relationship between the substrate 1 and the shell 2 and enable the whole switch to have better structural strength, three connecting columns 22 are further arranged on the substrate 1, the connecting columns 22 extend along the thickness direction of the substrate 1, and a jack 23 is further dug at one end of each connecting column 22 far away from the substrate 1; three elastic insertion rods 24 for matching with the insertion holes 23 are correspondingly arranged on the shell 2, and the elastic insertion rods 24 axially extend along the connecting columns 22 and are inserted into the corresponding insertion holes 23.

Because of the existence of the elastic insertion rod 24 and the connection column 22, and the reason that the surface of the shell 2 is smooth, sometimes the shell 2 cannot be removed from the base plate 1 even if the four locking bolts 14 are loosened; in this case, if the substrate 1 and the housing 2 are forcibly separated from each other, the elastic insertion rod 24 may be broken with half the effort.

In order to avoid this and help the user to quickly complete the separation operation between the housing 2 and the substrate 1, notches 21 are dug on both sides of the peripheral wall of the housing 2 for the user to insert fingers, and positions for the user to conveniently grab the housing 2 are provided by the existence of the notches 21, so that the user can smoothly take the housing 2 off the substrate 1.

In the daily use process of the switch, the switch cannot be collided and scratched by other objects, and an annular protective sleeve 20 is sleeved on the circumferential wall of the substrate 1 and the circumferential wall of the shell 2 together for causing the damage to the switch due to collision and scratching as much as possible; by means of the protective sleeve 20, not only can a certain protection and buffering effect be provided for the switch, the service life of the switch can be prolonged to a certain extent, but also the connection relation between the substrate 1 and the shell 2 can be further strengthened.

An elongated indicator block 19 is further embedded in one side of the housing 2, and the indicator block 19 is made of a fluorescent material. When the switch is in dark environment such as night, the user often needs to spend a certain time to find the position of the switch due to the lack of the light source; the indication block 19 made of fluorescent material can help the user to quickly determine the position of the switch at night, so that the time for the user to find the switch is saved, and the user can obtain better use experience.

As shown in fig. 3 and 4, the two control mechanisms 3 are symmetrically distributed on the base plate 1, and each control mechanism 3 is bolted to the base plate 1 by two fastening bolts 26.

The control mechanism 3 is connected with a button 4, a button groove 25 is dug in the projection position of the button 4 of the shell 2, the button groove 25 penetrates through the shell 2 along the thickness direction of the shell 2, and the button 4 partially penetrates through the button groove 25; the connecting piece 7 is further arranged on one side of the control mechanism 3, the connecting piece 7 comprises a supporting block 8, a clamping groove 9 is formed in one side of the supporting block 8 in an excavating mode, a metal sheet 10 electrically connected with the control mechanism 3 is arranged in the clamping groove 9, and the connector 5 of the electric wire 6 is abutted to the metal sheet 10 in the clamping groove 9 through an elastic clamping block 11.

When a user uses a tool such as a vice to strip a layer of rubber sleeve coated on the outer wall of the electric wire 6, the copper wire in the electric wire 6 is exposed, and the part of the exposed copper wire is called as a joint 5 of the electric wire 6; the electric connection between the electric wire 6 and the control mechanism 3 is achieved by using the metal piece 10 abutting against the joint 5 as an intermediate member.

Compared with the conventional method of tightly abutting the copper wire of the electric wire 6 and the metal sheet 10 through components such as bolts, the method of matching the elastic clamping block 11 and the clamping groove 9 is easier and more convenient, and the damage to the copper wire at the joint 5 is smaller.

The connecting piece 7 further comprises a limiting block 12 arranged on one side of the supporting block 8, a circular arc-shaped wire groove 13 is dug in the limiting block 12, the wire groove 13 extends along the length direction of the electric wire 6 and is communicated with the clamping groove 9, and the electric wire 6 without peeling the outer rubber sleeve is accommodated in the wire groove 13. The electric wires 6 extending into the switch are orderly placed by utilizing the existence of the limiting grooves, and the disordered winding of the electric wires 6 in the area between the substrate 1 and the shell 2 is avoided.

Finally, a first pressing block 15 is arranged at the projection position of the supporting block 8 on the shell 2, a second pressing block 16 is arranged at the projection position of the limiting block 12 on the shell 2, and one surface of the second pressing block 16 facing the substrate 1 is a cambered surface; after the shell 2 is hermetically connected to the substrate 1, the first pressing block 15 can tightly abut against the elastic clamping block 11, so that the elastic clamping block 11 is fully accommodated in the clamping groove 9, and stable abutting between the copper wire of the electric wire 6 and the metal sheet 10 is ensured; the second pressing block 16 will press the electric wire 6 tightly against the area surrounded by the arc surface of the second pressing block 16 and the wire groove 13 through the limiting block 12, thereby completing the position locking of the electric wire 6.

The working principle is as follows:

the power supply of the wire 6 to be connected is stopped first, and then the rubber sleeve coated on one end of the wire 6 to be connected is stripped by using tools such as a vice and the like, so that the copper wire of the wire 6 is exposed.

Fixing the position of the substrate 1 at a preset position on the wall, and enabling the surface of the substrate 1 dug with the limiting groove to face outwards; then the two switching devices are clamped in the corresponding limiting grooves, and the fastening bolts 26 are screwed down.

Then, the copper wire of the electric wire 6 is abutted against the metal sheet 10, and the copper wire of the electric wire 6 is abutted against the metal sheet 10 through the elastic clamping block 11; the portion of the wire 6 in the area of the substrate 1 is then pressed into the wire groove 13.

Then, the shell 2 is connected with the substrate 1, and the elastic insertion rod 24 on the shell 2 is inserted into the insertion hole 23 at the corresponding position on the substrate 1, so as to complete the primary connection between the shell 2 and the substrate 1.

Then, the socket head wrench 18 is taken out from the component groove 17 at one corner of the base plate 1, and the eight locking bolts 14 are sequentially tightened by the socket head wrench 18.

Finally, the hexagon socket wrench 18 is placed in the component groove 17, and an annular protective sleeve 20 is sleeved outside the switch.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, 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 (8)

1. A switch convenient for wiring is characterized in that: the device comprises a substrate (1) embedded in a wall body and a shell (2) connected to the substrate (1), wherein the substrate (1) is connected with a control mechanism (3) for operating the circuit to open and close, and the control mechanism (3) is positioned in an area between the substrate (1) and the shell (2); the control mechanism (3) is connected with a button (4), and part of the button (4) penetrates out of the shell (2); one side of the control mechanism (3) is provided with a connecting piece (7) used for communicating the electric wire (6) with the control mechanism (3), the connecting piece (7) comprises a supporting block (8), one side of the supporting block (8) is provided with a clamping groove (9) in an excavating mode, a metal sheet (10) electrically connected with the control mechanism (3) is arranged in the clamping groove (9), and a connector (5) of the electric wire (6) is tightly abutted to the upper surface of the metal sheet (10) through an elastic clamping block (11) in the clamping groove (9).

2. A switch to facilitate wiring according to claim 1, wherein: the connecting piece (7) further comprises a limiting block (12) connected to one side of the supporting block (8), a circular arc-shaped wire groove (13) is dug in the limiting block (12), the wire groove (13) is communicated with the clamping groove (9), and the electric wire (6) is accommodated in the wire groove (13).

3. A switch to facilitate wiring according to claim 2, wherein: the base plate (1) and the shell (2) are hermetically connected through a plurality of locking bolts (14); the projection position of supporting shoe (8) on shell (2) is equipped with and is used for supporting first briquetting (15) tight in draw-in groove (9) with elasticity fixture block (11), and stopper (12) projection position department on shell (2) is equipped with second briquetting (16) that are used for cooperating stopper (12), and second briquetting (16) are the cambered surface towards the one side of base plate (1), and electric wire (6) are supported tightly between second briquetting (16) and stopper (12).

4. A switch to facilitate wiring according to claim 3, wherein: the locking bolts (14) are all countersunk hexagon socket head bolts; an L-shaped part groove (17) is dug in one corner of the base plate (1), and an inner hexagonal wrench (18) used for matching with the locking bolt (14) is accommodated in the part groove (17).

5. A switch to facilitate wiring according to claim 1, wherein: the surface of the shell (2) far away from the substrate (1) is also provided with an indicating block (19) for displaying the switch position in a dark environment, and the indicating block (19) is made of a fluorescent material.

6. A switch to facilitate wiring according to claim 1, wherein: and a ring of annular protective sleeves (20) are covered on the peripheral walls of the substrate (1) and the shell (2) together.

7. A switch to facilitate wiring according to claim 1, wherein: the substrate (1) is provided with a plurality of connecting columns (22), the connecting columns (22) extend along the thickness direction of the substrate (1), one end, far away from the substrate (1), of each connecting column (22) is provided with a jack (23) in a digging mode, and the jacks (23) axially extend along the connecting columns (22); the shell (2) is provided with a plurality of elastic insertion rods (24) used for being matched with the insertion holes (23), and the elastic insertion rods (24) correspond to the insertion holes (23) one by one.

8. A switch to facilitate wiring according to claim 1, wherein: two sides of the peripheral wall of the shell (2) are dug with notches (21) which are convenient for a user to separate the shell (2) from the substrate (1).

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