CN204651661U - A kind of auxiliary rod of plug - Google Patents

Abstract

The utility model relates to an auxiliary rod for inserting a plug, which is used to solve the problem that an adult cannot insert a plug into a high socket with bare hands. It includes a hand-held rod, an extension rod, a first installation rod, a clamping mechanism, a bracket, a second installation rod and a top block. The installation end of the extension rod is movably arranged in the inner cavity of the handle rod. A first locking bolt is provided between them; a first installation rod is hingedly installed at the free end of the extension rod, and a second locking bolt is arranged between the first installation rod and the extension rod; The free end is provided with a clamping mechanism for clamping the power cord of the plug; a bracket is provided at the free end of the extension rod, and a second installation rod is arranged on the bracket. The directions of the acting force are parallel, and a top block in contact with the plug is fixed at one end of the second installation rod. The utility model can conveniently insert the plug on the high socket, and the operation is convenient and simple.

Description

Auxiliary rod for inserting plug

technical field

The utility model relates to the technical field of power supply plugs, in particular to an auxiliary rod which is convenient for plugging a plug into a socket located at a high place.

Background technique

In some places where electricity is used, the position of the socket is higher, and ordinary adults cannot insert the plug into the socket with bare hands, so that the electric appliance cannot work with electricity. In the home, a plug can be inserted into an outlet by stepping on a chair or climbing a ladder. But under the higher occasion outdoors, it is unrealistic to insert the plug on the socket by climbing the ladder.

Utility model content

The purpose of the utility model is to provide an auxiliary rod for inserting a plug, which is used to solve the problem that an adult cannot insert a plug into a high place socket with bare hands.

The technical solution adopted by the utility model to solve the technical problem is: an auxiliary rod for inserting plugs, which is characterized in that it includes a hand-held rod, an extension rod, a first installation rod, a clamping mechanism, a bracket, a second installation rod and Jacking block, the handle rod is a hollow structure, the installation end of the extension rod is set in the inner cavity of the handle rod and can slide in the inner cavity of the handle rod, and a second A locking bolt; the free end of the extension rod and the installation end of the extension rod are arranged at an obtuse angle, and a first installation rod is hingedly installed on the free end of the extension rod, and the first installation rod and the extension rod There is a second locking bolt between them;

A clamping mechanism for clamping the plug power cord is provided at the free end of the first installation rod;

A bracket is provided at the free end of the extension rod, and a second installation rod is arranged on the bracket. The length direction of the second installation rod is parallel to the direction of the force applied to the plug when the plug is inserted. One end of the second installation rod for the plug is fixed with a top block which is in contact with the plug.

Further, the clamping mechanism is an elastic block, and a tapered groove is provided on the elastic block, the small end of the tapered groove is located on the side of the elastic block, and the power cord connecting the plug is placed in the tapered groove .

Further, the clamping mechanism includes a first clamping block, a second clamping block and a torsion spring, the first clamping block is fixed on the free end of the first installation rod, and the middle part of the second clamping block It is hingedly connected with the middle part of the first clamping block through a rotating shaft, the torsion spring is arranged on the rotating shaft, and the two ends of the torsion spring are respectively fixed on the driving ends of the first clamping block and the second clamping block. The clamping ends of the first clamping block and the second clamping block are respectively provided with half circular holes. In the natural state, under the action of the torsion spring, the two semicircular holes form a circular clip for clamping the power cord. Hold cavity.

Further, a secondary splint is respectively provided on the first clamping block and the second clamping block, and the two secondary splints cooperate to clamp the enlarged part on the plug.

Further, a first circular hole and a second circular hole are provided at the free end of the extension rod, and the first circular hole, the hinge point of the extension rod and the first installation rod, and the second circular hole form a right triangle; When the second locking bolt fits with the first round hole, the free end of the extension rod is parallel to the first installation rod; when the second locking bolt fits with the second round hole, the free end of the extension rod is perpendicular to the first installation rod .

Further, the extension rod is fixedly connected to the mounting end of the bracket, the free end of the bracket is set at an obtuse angle with the mounting end, and a third round hole and a fourth round hole are provided at the free end of the bracket, so that The third round hole, the hinge point of the bracket and the second mounting rod, and the fourth round hole are located on the same straight line, and a third locking bolt is arranged on the third round hole or the fourth round hole.

Further, the extension rod is fixedly connected to the bracket, and a slide rail is provided on the upper part of the bracket, and the second installation rod is slidably installed on the slide rail, and a crank is hingedly installed on the extension rod. A connecting rod is arranged between the crank and the second installation rod, and the crank, the connecting rod and the second installation rod form a crank linkage mechanism, and a telescopic joystick is hingedly installed on the crank.

Further, a groove adapted to the shape of the plug is provided on the active end surface of the top block.

Further, an elastic band that can bind and fix the joystick on the handle bar is provided on the handle bar.

Further, the slide rail is a hollow structure, and the inner cavity of the slide rail is a slide groove that slides and fits with the second installation rod.

The beneficial effects of the utility model are: the utility model provides an auxiliary rod for inserting a plug. When in use, the power cord of the power plug is clamped in the clamping mechanism, and the plug can be brought close to the socket by lifting the handle rod. Then make the three-phase contacts on the plug pre-insert into the jack for a section. A top block is arranged above the clamping mechanism, and when the hand-held rod is pressed toward the side of the wall, a positive pressure is generated between the top block and the plug to insert the plug into the socket. Or through the crank-link mechanism, the approach of the jack block and the plug is realized, and there is a positive pressure between the jack block and the plug, which ensures the accuracy when the plug is inserted into the socket. In addition, the force exerted on the plug is a positive pressure, which avoids damage to the contacts in the socket when the plug moves obliquely.

Description of drawings

Fig. 1 is the schematic diagram of the utility model embodiment one;

Figure 2 is a partial view from A in Figure 1;

Fig. 3 is the B direction partial view in Fig. 1;

Fig. 4 is a schematic diagram of clamping the power cord on the clamping mechanism;

Fig. 5 is the partial view of C in Fig. 3;

Fig. 6 is another form of Fig. 2;

Fig. 7 is the schematic diagram that the utility model inserts the triangular plug on the socket;

Fig. 8 is a schematic diagram of the utility model when the plug is inserted;

Fig. 9 is a schematic diagram of inserting the circular plug into the socket;

Fig. 10 is a schematic diagram of a second embodiment of the utility model;

Fig. 11 is the schematic diagram of embodiment two plugs;

Fig. 12 is a three-dimensional schematic diagram of a triangular plug;

In the figure: 1 hand-held rod, 2 extension rod, 31 the first locking bolt, 32 the second locking bolt, 33 the third locking bolt, 4 the first mounting rod, 41 the first clamping block, 42 the second clamping Block, 43 torsion spring, 44 semi-circular hole, 45 depression, 46 pair of splints, 47 conical groove, 48 conical notch, 49 exit, 5 hinge, 6 bracket, 61 slide rail, 7 second installation rod, 71 top block , 711 groove, 81 first round hole, 82 second round hole, 83 third round hole, 84 fourth round hole, 9 plug, 91 power cord, 92 expansion part, 10 socket, 11 connecting rod, 12 crank, 13 joysticks, 14 elastic blocks.

Detailed ways

As shown in Figures 1 to 9, Embodiment 1 of the present utility model includes a hand-held rod 1, an extension rod 2, a first locking bolt 31, a second locking bolt 32, a third locking bolt 33, and a first installation rod 4. , the first clamping block 41, the second clamping block 42, the torsion spring 43, the secondary splint 46, the support 6, the second mounting rod 7 and the top block 71, the utility model will be described in detail below in conjunction with the accompanying drawings.

As shown in Fig. 1, the handle bar 1 is a round bar made of insulating material. The handle bar is a hollow structure with only one end open. In order to increase the comfort when holding, there is a rubber pad on the outside of the handle bar. An extension rod 2 is arranged in the inner chamber of the hand-held rod, and the extension rod can move in the inner chamber of the hand-held rod. The extension rod is fixedly connected by two insulating rods arranged at an obtuse angle. For the convenience of manufacture, the extension rod can also be obtained by integral injection molding. The installation end of the extension rod is placed in the inner cavity of the hand-held rod. In order to realize the relative fixation of the extension rod and the hand-held rod, a first locking bolt 31 is provided on the outer wall close to the open end of the hand-held rod, and the first locking bolt is tightened. When the hand-held rod and the extension rod are relatively fixed; when the first locking bolt is loosened, the extension rod can move relative to the hand-held rod. The free end hinge 5 of the extension rod is equipped with a first installation rod 4, the first installation rod is an insulating rod, and the first installation rod can swing relative to the extension rod; A second locking bolt 32 is also provided between the installation rod and the extension rod. A first round hole 81 and a second round hole 82 are provided on the extension rod. The first round hole, the hinge point of the extension rod and the first installation rod, and the second round hole form a right triangle. When the second locking bolt When inserted in the first round hole, the first installation rod and the free end of the extension rod are in a straight line; when the second locking bolt is inserted in the second round hole, the first installation rod is perpendicular to the free end of the extension rod set up.

As shown in Figure 2, a first clamping block 41 is fixed on the free end of the first mounting rod, and a second clamping block 42 is hingedly installed in the middle part of the first clamping block through a rotating shaft, the first clamping block and the second clamping block The two clamping blocks are all bar-shaped insulating parts, which can be made of plastic material, which can be insulated on the one hand and light in weight on the other hand. A torsion spring 43 is arranged on the rotating shaft between the first clamping block and the second clamping block, and the two ends of the torsion spring are respectively fixed on the driving ends of the first clamping block and the second clamping block. In a natural state, the first clamping block is separated from the driving end of the second clamping block, and the first clamping block is in contact with the clamping end of the second clamping block. When the driving ends of the first clamping block and the second clamping block approach, the clamping ends of the first clamping block and the second clamping block are separated from each other. The clamping ends of the first clamping block and the second clamping block are respectively provided with semicircular holes 44. When the clamping ends of the first clamping block and the second clamping block contact each other, the first clamping block and the second clamping block The semicircular holes on the two clamping blocks form a circular clamping cavity for clamping the power cord. For the convenience of plugging the power cord into the clamping cavity, a depression 45 is provided on the outer wall of the clamping end of the first clamping block and the clamping end of the second clamping block, and the first clamping block and the second clamping block The recess forms a tapered notch 48 whose small end faces the clamping cavity, and the power cord can be inserted into the clamping cavity along the tapered notch. As shown in Figure 4, the driving ends of the first clamping block and the second clamping block can also be pressed, so that the clamping end of the first clamping block and the clamping end of the second clamping block are opened, so that the power cord into the holder cavity. Since there is also an enlarged portion 92 between the plug and the power cord, a semicircular arc-shaped secondary splint 46 is also respectively provided at the clamping end of the first clamping block and the clamping end of the second clamping block. When the clamping end of the clamping block is in contact with the clamping end of the second clamping block, the two pair of splints form a ring-shaped structure, and the diameter of the inner cavity of the ring-shaped structure is larger than the diameter of the clamping cavity, which is used for clamping Hold the expansion part. The first clamping block, the second clamping block, the torsion spring and the auxiliary splint constitute the clamping mechanism.

An insulating bracket 6 is fixed on the extension rod. The shape of the bracket is the same as that of the extension rod, and it is also composed of two obtuse angled rods. end parallel to the free end of the extension rod. As shown in Figure 3, the second installation rod 7 is installed on the hinge 5 on the free end of the bracket, and the second installation rod can swing relative to the bracket. A third locking bolt 33 is arranged between them. A third round hole 83 and a fourth round hole 84 are provided at the free end of the bracket, and the third round hole, the hinge point of the bracket and the second mounting rod, and the fourth round hole are located on a straight line. When the third locking bolt fits with the third round hole, the free end of the second mounting rod faces the side where the clamping mechanism is located; when the third locking bolt fits with the fourth round hole, the free end of the second mounting rod end facing away from the side where the clamping mechanism is located. A top block 71 is fixed on the free end of the second mounting rod, as shown in Figure 5, a groove 711 is provided on the active surface of the top block, the shape of the groove is the same as that of the plug, and the size of the groove is slightly larger than the plug size of. The setting of the groove can realize the limitation of the plug, and the plug is placed in the groove to limit the movement of the plug.

As shown in FIG. 7 , when in use, the power cord 91 of the plug 9 is clamped in the clamping mechanism, and the enlarged part on the plug is clamped between two clamping plates. At this point, the plug is clamped and the top block is facing the plug. Hold the handle bar and lift the plug so that the three-phase contacts on the plug are aligned with the jacks on the socket, and make the three-phase contacts enter a short section of the jack in advance, and then push the handle bar to the side where the socket is located , as shown in Fig. 8, at this time, the top block exerts a certain positive pressure on the plug to insert the three-phase contacts of the plug into the socket on the socket.

The function of the clamping mechanism is to clamp the power cord. As shown in Figure 6, an elastic block 14 can also be provided only at the free end of the first installation rod. The elastic block is a cubic shape that can be compressed and deformed. There is a tapered groove 47, the small end of the tapered groove is located on the side of the elastic block, and the large end of the tapered groove is located in the elastic block. When clamping the power cord, insert the power cord into the tapered groove, the size of the small end of the tapered groove is smaller than the power cord, so as to prevent the power cord from coming out. The elastic block has elasticity, which can facilitate the plugging of the power cord into the tapered groove. When in use, the tapered groove plays a role of clamping the power cord.

For a triangular power plug, the direction in which the power cord and the plug are inserted into the socket (the direction of the force when pressing the plug) is vertical. For a round power plug, the direction in which the power cord and the plug are inserted into the socket (the direction of the force when pressing the plug) direction) are parallel. When plugging in a round power plug, remove the third locking bolt from the third round hole, then turn the second installation rod 180 degrees, and achieve alignment through the cooperation of the third locking bolt and the fourth round hole. The locking of the second installation rod and the bracket again. Rotate the first installation rod and turn it over 90 degrees, and realize the re-locking of the first installation rod and the extension rod through the second locking bolt. Clamp the power cord in the clamping mechanism, then hold the handle bar, send the three-phase contact piece of the circular power plug into the socket on the socket for a short section, and then press the handle bar to the side where the socket is located The plug can then be inserted into the socket.

As shown in Figure 10, the second embodiment of the utility model includes a hand-held rod 1, an extension rod 2, a first locking bolt 31, a second locking bolt 32, a first installation rod 4, a first clamping block 41, a second Clamping block 42, torsion spring 43, secondary splint 46, support 6, slide rail 61, second mounting rod 7, top block 71, connecting rod 11, crank 12 and joystick 13, below in conjunction with accompanying drawing to the implementation of the present utility model Example 2 is described in detail.

The structure, shape, material and connection relationship of the hand-held rod 1, the extension rod 2, the first installation rod 4 and the clamping mechanism are the same as those in the first embodiment. The principle of horizontal movement of the rod is different. A support 6 is fixed on the free end of the extension rod, and the support is an insulating rod. A horizontally placed slide rail 61 is fixed on the top of the support 6. A slide rail is provided on the slide rail, and the first sliding groove is installed in the slide groove. Two installation rods 7, the sliding direction of the second installation rod is the same as the direction of the force when the plug is pressed. The mounting end of the second mounting rod is hingedly connected with a connecting rod 11, a top block 71 is fixed at the free end of the second mounting rod, a crank 12 is hingedly mounted on the extension rod, and the free end of the crank is hingedly connected with one end of the connecting rod , the crank, the connecting rod and the second mounting rod have just constituted a slider crank mechanism like this. For driving the rotation of the crank, a joystick 13 is hingedly installed at the free end of the crank, and the other end of the joystick rides on the handle bar, and the handle bar is provided with an elastic band for fixing the handle bar. When inserting the plug, as shown in FIG. 11 , the elastic band is removed, and then the joystick is pushed to realize the rotation of the crank, and then the second installation rod is driven to move in the slide rail. When the second installation rod moves, the top block can be made to be close to the plug until the two touch, and the joystick is continued to be pushed, and a certain positive pressure is generated between the top block and the plug, so that the plug is inserted on the socket. In order to facilitate the installation of the second installation rod, the slide rail is a hollow structure, and the inner cavity of the slide rail forms a chute matched with the second installation rod.

In the above two embodiments, the power cord of the plug is clamped by the clamping mechanism, and a certain positive pressure is generated between the top block and the plug by driving the horizontal movement of the second installation rod, so as to insert the plug into the socket. The setting of the shape of the extension rod makes there be a certain distance between the gripping part of the handle rod and the wall, which is convenient for the operator to press the handle rod to exert force on the plug. The setting of the shape of the bracket in the first embodiment can ensure that the direction of the force applied by the top block to the plug is perpendicular to the socket. In the second embodiment, the horizontal movement of the top block is driven by the crank slider mechanism. On the one hand, the force applied by the top block to the plug can be ensured. The direction is perpendicular to the socket, on the other hand, the operation is convenient and labor-saving. After the plug is inserted on the socket 10, in order to facilitate the power cord to escape from the clamping mechanism, as shown in Figure 2, the clamping mechanism is provided with a tapered escape port 49, and the power cord can be realized by pulling the handle bar. Pull out the exit.

Claims (10)

1. An auxiliary rod for inserting a plug, characterized in that it includes a hand-held rod, an extension rod, a first installation rod, a clamping mechanism, a support, a second installation rod and a top block, and the said hand-held rod is a hollow structure, so The mounting end of the extension rod is arranged in the inner cavity of the handle rod and can slide in the inner cavity of the handle rod, and a first locking bolt is arranged between the extension rod and the handle rod; the free end of the extension rod It is arranged at an obtuse angle with the installation end of the extension rod, a first installation rod is hingedly installed on the free end of the extension rod, and a second locking bolt is arranged between the first installation rod and the extension rod; A clamping mechanism for clamping the plug power cord is provided at the free end of the first installation rod; A bracket is provided at the free end of the extension rod, and a second installation rod is arranged on the bracket. The length direction of the second installation rod is parallel to the direction of the force applied to the plug when the plug is inserted. One end of the second installation rod for the plug is fixed with a top block which is in contact with the plug. 2. An auxiliary rod for a plug socket according to claim 1, wherein the clamping mechanism is an elastic block, and a tapered groove is arranged on the elastic block, and the small portion of the tapered groove The end is located on the side of the elastic block, and the power cord connected to the plug is placed in the tapered groove. 3. The auxiliary rod for inserting plugs according to claim 1, wherein the clamping mechanism comprises a first clamping block, a second clamping block and a torsion spring, and the first clamping block is fixed At the free end of the first mounting rod, the middle part of the second clamping block is hingedly connected to the middle part of the first clamping block through a rotating shaft, the torsion spring is arranged on the rotating shaft, and the two ends of the torsion spring are respectively fixed At the driving ends of the first clamping block and the second clamping block, semicircular holes are respectively provided at the clamping ends of the first clamping block and the second clamping block. Under the action, the two semicircular holes enclose a circular clamping cavity for clamping the power cord. 4. The auxiliary rod for inserting a plug according to claim 3, wherein a pair of splints are respectively provided on the first clamping block and the second clamping block, and the two vice splints cooperate to clamp Hold the bulge on the plug. 5. A plug-in auxiliary rod according to claim 4, characterized in that a first round hole and a second round hole are provided at the free end of the extension rod, and the first round hole, the extension rod and the second round hole The hinge point of a mounting rod and the second circular hole form a right triangle; when the second locking bolt is matched with the first circular hole, the free end of the extension rod is parallel to the first mounting rod; when the second locking bolt is matched with the first circular hole When the second circular hole is matched, the free end of the extension rod is perpendicular to the first installation rod. 6. An auxiliary rod for inserting a plug according to claim 5, wherein the extension rod is fixedly connected to the installation end of the bracket, and the free end of the bracket is set at an obtuse angle with the installation end, and at the The free end of the bracket is provided with a third round hole and a fourth round hole, and the third round hole, the hinge point of the bracket and the second mounting rod, and the fourth round hole are located on the same straight line, and the third round hole is located on the same straight line. Or the fourth round hole is provided with a third locking bolt. 7. An auxiliary rod for inserting plugs according to claim 5, wherein the extension rod is fixedly connected to the bracket, a slide rail is provided on the upper part of the bracket, and the first sliding rail is installed on the slide rail. Two installation rods, a crank is hingedly installed on the extension rod, and a connecting rod is arranged between the crank and the second installation rod, and the crank, the connecting rod and the second installation rod form a crank linkage mechanism. A retractable joystick is hingedly installed on the crank. 8 . The auxiliary rod for inserting a plug according to claim 1 , wherein a groove adapted to the shape of the plug is provided on the active end surface of the top block. 9 . The auxiliary rod for inserting plugs according to claim 7 , wherein an elastic band is provided on the handle rod to bind and fix the joystick on the handle rod. 10 . 10 . The auxiliary rod for inserting plugs according to claim 7 , wherein the slide rail is a hollow structure, and the inner cavity of the slide rail is a slide groove that slides and fits with the second installation rod. 11 .