CN203826659U - Multi-hole telescopic socket - Google Patents

Abstract

The utility model discloses a multi-hole telescopic socket which comprises a housing. The housing is embedded into a wall and the exposing end of the housing is communicated with outside. The housing is provided with a plurality of wire plugging bodies with electric plugging holes on their surfaces. A core shaft is fixed inside the housing; a wire shaft of a sleeve cylinder is sleeved on the core shaft and can rotate in accordance to the core shaft. The sleeve cylinder is provided with a rolled spring and the wires are wound on the rolled spring. A cover plate is arranged on the exposing end of the housing and is provided with an opening which is suitable for the wire plugging bodies. The wire plugging bodies enter and exit the housing through the opening. The socket of the utility model also comprises a position limiting component which functions together with a push rod and a clamping plate to restrict the rotation of the wire shaft. Multi-hole telescopic socket of the utility model can both be mounted inside a wall and can be moved out of a wall for use, enabling it to be more widely applied.

Description

Multi-hole retractable socket

technical field

The utility model relates to a socket, in particular to a retractable socket which has a porous position and can flexibly go in and out of the wall.

Background technique

In daily life, we often encounter the situation that there are not enough socket holes on the wall, and installing multiple sockets on the wall will affect the appearance of the wall. In addition, because the plug-in strip is inconvenient to carry, and the connecting wires of some electrical appliances are too short, the range of use of the electrical appliances is greatly restricted.

Utility model content

The problem to be solved by the utility model is to provide a socket which is porous and can be installed in the wall and moved out of the wall for use.

In order to solve the above problems, the utility model provides a multi-hole retractable socket, including a housing, a cover plate, a wire insertion body, an electric wire, a bobbin and a limit assembly, wherein:

The housing has an open end, the housing is embedded in the wall and its open end communicates with the outside world;

The plug-in body is located in the housing, and has multiple surfaces, and the surfaces are provided with electrical jacks;

The spool includes a mandrel fixed in the housing and a sleeve sleeved on the mandrel and capable of rotating relative to the mandrel. The sleeve is provided with a coil spring, and the wire is wound around the mandrel. On the coil spring, one end of the wire is electrically connected to the plug-in body, and the other end is connected to the power cord in the wall;

The cover plate is set on the open end of the housing, and the cover plate is provided with an opening matching the side of the wire insertion body facing the open end of the housing. a body is capable of entering and exiting the housing through the opening;

The limit assembly includes a clamping plate arranged on the spool and a push rod pierced on the cover plate, and one end of the push rod located in the housing is provided with a limiter that engages with the clamping plate. part to limit the rotation of the sleeve of the spool.

Preferably, the clamping plate is a set of internally engaging ratchets arranged outside the mandrel and inside the sleeve, the outer edge of the internally engaging ratchet is fixedly connected with the inner wall of the sleeve, and the limiter The position part is a ratchet, one end of the ratchet is hinged with the push rod, and the other end is inserted into the ratchet teeth; the end of the push rod outside the housing is connected with a first push piece, and the push rod is located at the first A first spring is sheathed on the part between the pressing piece and the cover plate.

Preferably, the housing at least includes a first mounting plate, a second mounting plate and a third mounting plate connecting the first mounting plate and the second mounting plate, the first mounting plate and the second mounting plate are arranged in parallel , the third mounting plate divides the housing into a first chamber and a second chamber, the wire insertion body is arranged in the first chamber and connected with the second mounting plate, the bobbin Located in the second chamber, the mandrel is fixed on the second mounting plate, and the first chamber and the second chamber are respectively provided with a column parallel to the bobbin, on which All are provided with guide rollers, and the electric wires on the spool bypass the guide rollers and are electrically connected with the wire insertion body.

Preferably, it also includes a fixing assembly for fixing the wire inserting body in the housing, the fixing assembly includes a first fixing rod passing through the cover plate, a fixing rod passing through the third installation The second fixing rod on the board and the fixing head fixed on the end of the second fixing rod facing the wire insertion body, the fixing head is mated with the groove provided on the wire insertion body, and the first The second spring is sheathed on the part of the two fixed rods located between the fixed head and the third mounting plate; the end of the first fixed rod located outside the housing is connected with a second pressing piece, which is located between the second pressing piece and the third mounting plate. The part between the cover plates is covered with a third spring, one end of the first fixing rod located in the housing is a wedge-shaped end, the second fixing rod is provided with a long hole along its length, and the slope of the wedge-shaped end faces the The long hole is far away from one end of the fixed head, and the inclined surface of the wedge-shaped end close to the long hole is in contact with the opposite wall of the long hole. When the first fixing rod moves into the housing, the wedge-shaped end gradually protruding into the long hole and driving the second fixing rod to move away from the wire insertion body so that the fixing head is out of the groove of the wire insertion body.

Preferably, it also includes an elastic assembly for at least partially ejecting the plug-in body out of the wall, the elastic assembly includes a baffle and a fourth spring arranged in the housing, the baffle and the plug-in One end of the fourth spring is fixed on the baffle plate, and the other end is abutted against the side of the wire inserting body away from the cover plate so that the fourth spring is in a compressed state.

The beneficial effect of the multi-hole retractable socket of the utility model is that the utility model expands the existing socket with holes on only one side to have holes on multiple sides by changing the shape of the socket, which not only effectively expands the holes but also Fully save the wall area. In addition, a spool electrically connected to the plug-in body is added in the casing, so that the plug-in body can flexibly enter and exit the wall according to the use place of the electrical appliance, and the purpose of increasing the range of use can be achieved by changing the length of the wire.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the multi-hole retractable socket of the present invention applied to the wall.

Fig. 2 is a three-dimensional structural schematic diagram of the plug-in body of the multi-hole retractable socket of the present invention.

Fig. 3 is a top view of the partial structure of the multi-hole retractable socket of the present invention installed in the wall.

Fig. 4 is a left side view of Fig. 3 .

Fig. 5 is a structural schematic diagram of the plug-in body of the multi-hole retractable socket of the present invention installed in the wall moved out of the wall.

Fig. 6 is a structural schematic diagram of the limit assembly of the multi-hole retractable socket of the present invention.

Fig. 7 is a structural schematic diagram of the combination of the fixed component and the elastic component of the multi-hole retractable socket of the present invention.

Reference signs:

1-shell; 2-cover plate; 3-insert body; 4-wire; 5-spool; 6-electric jack; 7-push rod; 11-the first spring; 12-the first mounting plate; 13-the second mounting plate; 14-the third mounting plate; 15-the first chamber; 16-the second chamber; 17-column; 18-guide Roller; 19-first fixed rod; 20-second fixed rod; 21-second press piece; 22-second spring; 23-long hole; 24-fixed head; 25-groove; 26-third spring; 27-baffle plate; 28-the fourth spring; 29-body of wall.

Detailed ways

The multi-hole retractable socket of the present invention will be described in detail below in conjunction with the accompanying drawings.

The utility model discloses a multi-hole retractable socket, which comprises a shell 1, a cover plate 2, a wire insertion body 3, an electric wire 4, a bobbin 5 and a position limiting assembly, wherein: the shell 1 has an open end, and the shell The body 1 is embedded in the wall body 29 and its open end communicates with the outside world; the plug-in body 3 is located in the housing 1, which has multiple surfaces and is provided with an electrical jack 6; the bobbin 5 includes a The mandrel and the sleeve that is sleeved on the mandrel and can rotate relative to it, the sleeve is provided with a coil spring, the electric wire 4 is wound on the coil spring, one end of the electric wire 4 is electrically connected with the plug-in body 3, and the other end is Connect with the power line in the wall 29; the cover plate 2 is set on the open end of the housing 1, and the cover plate 2 is provided with an opening matching the side of the plug-in body 3 facing the open end of the housing 1 , the wire insertion body 3 can enter and exit the housing 1 through the opening; the limit assembly includes a clip 8 arranged on the bobbin 5 and a push rod 7 pierced on the cover 2, and the push rod 7 is located at one end of the housing 1 There is a limiting part that cooperates with the clamping plate 8 to limit the rotation of the sleeve of the bobbin 5 .

Further, as shown in Figures 1-6, the cover plate 2 in this embodiment is covered on the open end of the housing 1, and except for the opening corresponding to the insertion body 3, the rest of the cover plate is It is airtightly connected with the housing 1 to seal the bobbin 5 in the housing 1 . As shown in Figure 2, the plug-in body 3 is a cube with six surfaces, and its side surface towards the wall 29 is electrically connected to the electric wire 4, and the remaining five surfaces are all provided with electrical jacks 6 (as shown in Figure 2 ). Clamping plate 8 is a set of internal meshing ratchets arranged outside the mandrel and located in the sleeve. The outer edge of the internal meshing ratchet is fixedly connected with the inner wall of the sleeve, so that the internal meshing ratchet and the sleeve are integrated and have synchronization ( As shown in Figure 6). The limit part is a ratchet 9, one end of the ratchet 9 is hinged with the push rod 7, and the other end is inserted into the ratchet tooth. The clamping is firm, and the pawl 9 and the push rod 7 in this embodiment are at an angle of 90° to vertically extend into the tooth groove position of the ratchet teeth of the inner meshing ratchet; The push rod 7 is vertically pierced on the cover plate 2 through the hole, and its end outside the housing 1 is connected with the first pressing piece 10 (place A in FIG. 1 ) that can cover the above-mentioned hole. shown), and the push rod 7 is located between the first pressing piece 10 and the cover plate 2 and is also sleeved with a first spring 11, and the two ends of the first spring 11 respectively abut against the first pressing piece 10 and the cover plate 2 to It is ensured that the push rod 7 can automatically reset after moving into the housing 1 under the action of the thrust. Further, when the first spring 11 is in a natural state, the pawl 9 is inserted into the ratchet teeth, and the sleeve in the bobbin 5 cannot rotate around the mandrel. When the first spring 11 is compressed by force, the pawl 9 is separated from the clamping plate 8, The sleeve of the spool 5 can rotate around the mandrel, that is, the plug-in body 3 and the electric wire 4 can be moved out of the wall 29 for power supply (as shown in FIG. 5 ). When the plug-in body 3 and the electric wire 4 are intended to be retracted into the wall body 29 under the action of the coil spring and wound on the coil spring, it is still necessary to press the first pressing piece 10 so that the first spring 11 is in a compressed state, even if the pawl 9 Separated from the clamping plate 8, the sleeve can rotate around the mandrel under the action of the coil spring to retract the electric wire 4 at this moment.

Continuing with FIG. 3 , FIG. 4 and FIG. 5 , the housing 1 includes at least two parallel first mounting plates 12 , a second mounting plate 13 and a third mounting plate connecting the first mounting plate 12 and the second mounting plate 13 14, that is, the housing 1 is I-shaped. The housing 1 in this embodiment is in the shape of a cuboid. The third mounting plate 14 divides the inner cavity of the housing 1 into a first chamber 15 and a second chamber 16. The first chamber 15 and the second chamber 16 are not provided with a mounting plate except for one side corresponding to the open end of the housing 1, and the other two sides are provided with a mounting plate. The plug-in body 3 is arranged in the first chamber 15 and is located in the second On the second mounting plate 13, the bobbin 5 is arranged in the second chamber 16, and its mandrel is fixedly connected with the second mounting plate 13. In addition, there is a certain space between the bobbin 5 and the first mounting plate 12 in this embodiment to use It is used to install the limit component and the fixed component (will be introduced in detail below). The third mounting plate 14 is provided with the hole that the power supply line 4 passes through, for making the electric wire 4 move smoothly between the spool 5 and the wire insertion body 3, the second mounting plate 13 is also respectively provided with a third mounting plate 14 both sides. A column 17 parallel to the mandrel of the bobbin 5 (i.e. the first chamber 15 and the second chamber 16 are each provided with a column 17), the column 17 is provided with guide rollers 18, and the electric wires 4 on the bobbin 5 bypass the guide rollers 18 is electrically connected with the plug-in body 3 .

As shown in Figures 1 and 7, the multi-hole retractable socket also includes a fixing assembly for fixing the inserting body 3 in the housing 1, that is, when the inserting body 3 is used as an ordinary socket, it can be firmly fixed Inside the wall (housing 1). The fixing assembly includes a first fixing rod 19 vertically penetrated on the cover plate 2, a second fixing rod 20 vertically passing through the third mounting plate 14, and a second fixing rod 20 fixed on one end of the second fixing rod 20 facing the wire insertion body 3. The fixed head 24, the fixed head 24 is mated with the groove 25 provided on the plug-in body 3, and the second fixed rod 20 is located between the fixed head 24 and the third mounting plate 14, and the second spring 22 is sleeved; the first fixed rod 19 One end outside the housing 1 is connected with a second pressing piece 21 (see B in Fig. 1 ), and a third spring 26 is set between the second pressing piece 21 and the cover plate 2, and its function is the same as that of the first spring 11. Same, used to reset the first fixing rod 19 . In addition, as shown in FIG. 1 , the second pressing piece 21 in this embodiment has the same shape and structure as the first pressing piece 10 , and the second pressing piece 10 can also cover the cover plate 2 for passing through the second pressing piece. The opening of a fixed rod 19. As shown in Figure 7, one end of the first fixed rod 19 located in the housing 1 is a wedge-shaped end, and the part of the second fixed rod 20 located in the second chamber 16 is provided with a long hole 23 along its length direction, and the slope of the wedge-shaped end faces The slotted hole 23 is far away from one end of the fixed head 24, and the inclined surface of the wedge-shaped end near the slotted hole is in contact with its opposite slotted hole wall. As shown in Figure 7, the wedge-shaped end in this embodiment is pointed near the slotted hole. Angular, the pointed part is in contact with the inner surface of one end of the elongated hole 23 close to the bobbin 5, so that when the first fixed rod 19 moves into the housing 1, the wedge-shaped end can gradually extend into the elongated hole 23, driving the second A fixed rod 19 moves together with the fixed head 24 in a direction away from the wire insertion body 3 . After the fixed head 24 is pulled out of the groove 25 of the wire insertion body 3 , the wire insertion body 3 is in a free state, and the wire insertion body 3 can be taken out from the housing 1 .

Preferably, in conjunction with FIG. 7 , the multi-hole retractable socket also includes an elastic component for at least partially ejecting the wire insertion body 3 out of the wall 29 (housing 1 ), that is, it is convenient to take out the wire insertion body from the housing 1 3. The elastic assembly includes a baffle 27 fixed in the housing 1 and a fourth spring 28. The baffle 27 is opposite to the side of the wire insertion body 3 facing away from the cover 2; one end of the fourth spring 28 is connected to the baffle 27 connection, the other end abuts against the side of the plug-in body 3 away from the cover plate 2 so that the fourth spring 28 is squeezed and is in a compressed state. When the fixed head 24 is pulled out of the groove 25 of the plug-in body 3, the fourth The spring 28 ejects the plug-in body 3 at least partly out of the wall 29 to facilitate the user to take it.

The above embodiments are only exemplary embodiments of the utility model, and are not used to limit the utility model, and the protection scope of the utility model is defined by the claims. Those skilled in the art can make various modifications or equivalent replacements to the utility model within the spirit and protection scope of the utility model, and such modifications or equivalent replacements should also be deemed to fall within the protection scope of the utility model.

Claims (5)

1. A multi-hole retractable socket, characterized in that it includes a housing, a cover plate, a wire insertion body, an electric wire, a bobbin and a limit assembly, wherein: The housing has an open end, the housing is embedded in the wall and its open end communicates with the outside world; The plug-in body is located in the housing, and has multiple surfaces, and the surfaces are provided with electrical jacks; The spool includes a mandrel fixed in the housing and a sleeve sleeved on the mandrel and capable of rotating relative to the mandrel. The sleeve is provided with a coil spring, and the wire is wound around the mandrel. On the coil spring, one end of the wire is electrically connected to the plug-in body, and the other end is connected to the power cord in the wall; The cover plate is set on the open end of the housing, and the cover plate is provided with an opening matching the side of the wire insertion body facing the open end of the housing. a body is capable of entering and exiting the housing through the opening; The limit assembly includes a clamping plate arranged on the spool and a push rod pierced on the cover plate, and one end of the push rod located in the housing is provided with a limiter that engages with the clamping plate. part to limit the rotation of the sleeve of the spool. 2. The multi-hole retractable socket according to claim 1, wherein the clamping plate is a set of internally engaging ratchets arranged outside the mandrel and inside the sleeve, and the internally engaging ratchets The outer edge of the outer edge is fixedly connected with the inner wall of the sleeve, and the limiting part is a pawl, one end of the pawl is hinged with the push rod, and the other end is inserted into the ratchet teeth; the push rod is located at one end outside the housing A first pressing piece is connected, and a first spring is sheathed on the part of the push rod between the first pressing piece and the cover plate. 3. The multi-hole retractable socket according to claim 1, characterized in that, the housing at least includes a first mounting plate, a second mounting plate and a third mounting plate connecting the first mounting plate and the second mounting plate. A mounting plate, the first mounting plate and the second mounting plate are arranged in parallel, the third mounting plate divides the housing into a first chamber and a second chamber, and the wire insertion body is arranged on the first In a chamber and connected with the second mounting plate, the bobbin is arranged in the second chamber, the mandrel is fixed on the second mounting plate, the first chamber and the second chamber A column parallel to the bobbins is also respectively provided, and guide rollers are provided on the uprights, and the electric wires on the bobbins bypass the guide rollers and are electrically connected to the insertion wire body. 4. The multi-hole retractable socket according to claim 3, further comprising a fixing assembly for fixing the wire insertion body in the housing, the fixing assembly includes a The first fixing rod on the board, the second fixing rod passing through the third mounting board, and the fixing head fixed on the end of the second fixing rod facing the insertion body, the fixing head and the The groove provided on the plug-in body is matched with the plug, and the second fixing rod is located between the fixing head and the third mounting plate. A second spring is covered on the part; A second pressing piece is connected, and a third spring is sleeved on the part between the second pressing piece and the cover plate. One end of the first fixing rod located in the housing is a wedge-shaped end, and the second fixing rod is along the Its length direction is provided with a long hole, the inclined surface of the wedge-shaped end faces the end of the long hole away from the fixed head, and the inclined surface of the wedge-shaped end is in contact with the opposite long hole wall near the long hole. When the first fixing rod moves into the housing, the wedge-shaped end gradually extends into the long hole and drives the second fixing rod to move away from the wire inserting body so that the fixing head is separated from the The groove of the plug-in body. 5. The multi-hole retractable socket according to claim 4, further comprising an elastic component for at least partially ejecting the insertion body out of the wall, the elastic component includes a A baffle plate and a fourth spring, the baffle plate is arranged opposite to the side of the wire insertion body away from the cover plate, one end of the fourth spring is fixed on the baffle plate, and the other end is connected to the side of the wire insertion body away from the cover plate One side is pressed against so that the fourth spring is in a compressed state.