CN216391582U - Extensible power supply for extended use - Google Patents

Abstract

The utility model discloses an extensible and expandable power supply, which relates to the technical field of power supplies and comprises the following components: the USB power supply comprises a connecting band, a sliding groove and two power supply main bodies, wherein two ends of the connecting band are respectively and fixedly connected to the bottoms of the two power supply main bodies, an installation cavity is formed in each of the two power supply main bodies, a battery and an electronic element are arranged in each installation cavity, and two USB interfaces are symmetrically arranged on one side, opposite to each power supply main body, of the corresponding power supply main body. According to the utility model, through the matching of the positioning mechanism and the carrying mechanism, the problem that the existing mobile power supply is easy to damage due to the fact that most of the existing mobile power supply uses the caps to protect the USB power supply incoming lines is solved, the effect of effectively protecting the USB by utilizing the folding function is realized, meanwhile, the problem that the existing mobile power supply is broken due to the fact that most of the existing mobile power supply uses the pull ropes to pull the power supply, and the effect of conveniently carrying the power supply main body and hiding the elastic band is realized.

Description

Extensible power supply for extended use

Technical Field

The utility model relates to the technical field of power supplies, in particular to a power supply capable of being extended and expanded for use.

Background

A power supply is a device that converts other forms of energy into electrical energy; the portable emergency power supply is a commonly used mobile power supply, can be carried about by a person, can store electric energy, is mainly a portable charger for charging consumer electronic products such as handheld mobile equipment and the like, and is particularly applied to occasions without external power supply. The main components of the device comprise: batteries used for electric energy storage, circuits for stabilizing output voltage, and most mobile power supplies with chargers used for charging built-in batteries. The mobile power source originally charges the consumer electronic product on the occasion without external power supply, but because the output interface of the mobile power source is a USB interface with extremely high universality, the mobile power source can also be applied to other equipment or equipment which takes the USB interface as the power input end to supply power, such as a USBLED lamp, a USB electric fan or a USB mobile phone charging wire and the like; however, the existing emergency power supply has certain disadvantages when used outdoors, and the USB interface is exposed in the air and is easily exposed to be in contact with water to form a short circuit and is easily broken.

However, the existing emergency power supply has certain disadvantages when used outdoors, and the USB interface is exposed in the air and is easily exposed to be in contact with water to form a short circuit and is easily broken.

The prior patent (publication number: CN 213072205U) discloses a portable emergency power supply, which can seal a power supply main body by the cooperation of a sealing cover body and a protective shell, so as to prevent the risk of short circuit caused by the contact of a USB interface and water, and at the same time, a power line can be wound above a winding column on the sealing cover body for carrying, and the energy generated by impact can be absorbed by a buffer mechanism, so as to prevent the power supply main body from being broken.

However, the portable emergency power supply of the above design has some disadvantages in practical application: when the emergency power supply designed as above is used for protecting the USB interface, only the cap is matched with the hinge cover to be arranged above the USB, although a certain protection effect is provided, because the cap is generally of a hollow structure, in actual life, people often throw the mobile power supply at will, if the cap is pressed on the mobile power supply under the condition that people are not careful, the cap is easy to break or even crack, or when people carry the mobile power supply, if the power supply drops due to sliding of hands, the cap is also easy to break, so that the practicability is reduced, and the mobile power supply designed as above is not provided with a carrying structure, because the mobile power supply is often carried and used by users, if the portable structure is not arranged, inconvenience is caused to the people, so that the use effect of the mobile power supply is reduced, and the existing few mobile power supplies with the carrying structure are provided, however, most of the common pull ropes are broken due to the fact that the pull ropes continuously rub against the ring body when the portable power source is pulled, and the portable power source can be extended and expanded to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides an extensible and extensible power supply, which solves the problem that the existing mobile power supply is easily damaged due to the fact that most of the existing mobile power supplies use caps to protect the USB power supply incoming lines, achieves the effect of effectively protecting the USB by using the folding function, simultaneously solves the problem that the existing mobile power supply is broken due to the fact that most of the existing mobile power supplies use pull ropes to pull the power supply, and the existing mobile power supply rubs with the power supply after being used for a long time, and achieves the effects of conveniently carrying a power supply main body and hiding an elastic belt.

In order to solve the above technical problem, the present invention provides an extendable and expandable power supply, including: connecting band, spout and two power main parts, the both ends of connecting band fixed connection respectively are in the bottom of two power main parts, two the inside of power main part all is provided with the installation cavity, be provided with battery and electronic component in the installation cavity, two USB interfaces, one of them have been seted up to the equal symmetry in one side that the power main part is relative the inside of power main part is provided with the location chamber, be provided with positioning mechanism in the location chamber, the spout is seted up in one side of one of them power main part, be provided with in the spout and carry the mechanism, one of them one side of power main part is provided with the elastic webbing.

Preferably, the positioning mechanism comprises a slider, a clamping rod, a limiting opening, a supporting spring, a pushing block A and a bolt, the slider is slidably connected in the positioning cavity, the clamping rod is fixedly connected to one side of the slider, the limiting opening is formed in one side of the other power supply main body, one end of the clamping rod penetrates through the positioning cavity and is slidably inserted in the limiting opening, the supporting spring is sleeved on the clamping rod, one end of the supporting spring is fixedly connected to the side wall of the positioning cavity, the other end of the supporting spring is fixedly connected to one side of the slider, the pushing block A is fixedly connected to one side of the slider far away from the supporting spring, the bolt is in threaded insertion connection with the top of one power supply main body, the end head of the bolt penetrates through one power supply main body and is fixedly connected with the pushing block B, the pushing block B abuts against the pushing block A, and when the positioning mechanism is used, the bolt is rotated, make the bolt drive the rotatory limit vertical upwards sliding in ejector pad B limit, this in-process supporting spring can make the saddle drive ejector pad A horizontal migration because of self elasticity, and make the chucking pole slide from spacing mouthful, then expand two power main parts round the connecting band is folding, can make the USB interface expose and use, when needing to hide the protection to the USB interface, make the chucking pole insert spacing intraorally according to above-mentioned principle can, current portable power source has been solved and has been protected USB power inlet wire because of the cap that uses mostly, make the cap damaged problem easily, the effect of utilizing folding function to effectively protect USB has been realized.

Preferably, the carrying mechanism comprises two sliding blocks, two mounting seats and two reset springs, the two sliding blocks are symmetrically and slidably connected in the sliding groove, the two mounting seats are respectively and fixedly connected with one side of the two sliding blocks, two ends of the elastic band are respectively and rotatably connected in the two mounting seats, one ends, opposite to the two reset springs, are respectively and fixedly connected with the back sides of the two sliding blocks, the back sides of the two reset springs are respectively and fixedly connected with the top wall and the Dibi of the sliding groove, the elastic band is pulled to drive the two sliding blocks to respectively stretch the two reset springs and slowly approach along the sliding groove, then when the two sliding blocks abut against each other, the power supply can be just lifted at the moment, if the carrying is not needed, the elastic band is loosened, the two reset springs can reset the two sliding blocks due to self elasticity, and the problem that the existing mobile power supply is mostly pulled by a pull rope is solved, the problem that the stay cord is broken due to friction with a power supply after long-term use is caused, and the effects of conveniently carrying the power supply main body and hiding the elastic belt are achieved.

Preferably, one of the power supply main bodies is fixedly connected with a permanent magnet A at the bottom, the other power supply main body is provided with a fixed groove at the bottom, a permanent magnet B is fixedly connected in the fixed groove, the permanent magnet A is matched with the fixed groove, slidably inserted in the fixed groove and magnetically connected with the permanent magnet B in a matched manner, the permanent magnet A is inserted into the fixed groove, the permanent magnet A and the permanent magnet B are adsorbed together, the problem of unstable shaking when the two power supply main bodies are used can be prevented, and therefore stability is improved.

Preferably, one of them the mounting groove has been seted up at power main part's top, the one end that the end was kept away from to the bolt is rotated and is connected in the mounting groove, the one end fixedly connected with swing ring that the end was kept away from to the bolt can be more laborsaving when personnel rotated the bolt.

Preferably, the plug-in has the guide bar in the slider, the equal fixed connection in the spout in both ends of guide bar, reset spring cup joints on the guide bar, through setting up the guide bar, can carry on spacingly to the direction that the slider removed, prevents that the slider breaks away from outside the spout at gliding in-process.

Preferably, a pin shaft A is arranged in the mounting seat, and the end part of the elastic belt is rotatably sleeved on the pin shaft A.

Preferably, two rubber pads are symmetrically and fixedly connected in the fixing groove, and the rubber pads are matched and abutted with the permanent magnet blocks A, so that the friction force of the permanent magnet blocks A in the fixing groove can be increased, and the stability is improved.

Compared with the related art, the power supply capable of being extended and expanded for use provided by the utility model has the following beneficial effects:

1. in the utility model, when in use, the bolt is rotated to drive the push block B to rotate and slide upwards vertically, the support spring can drive the slide piece to drive the push block A to move horizontally due to the self elasticity in the process, the clamping rod slides in the limiting opening, then the two power main bodies are folded and unfolded around the connecting belt, therefore, the USB interface can be exposed and used, and when the USB interface needs to be hidden and protected, the clamping rod can be inserted into the limiting port according to the principle, thereby solving the problem that the existing mobile power supply mostly uses the cap to protect the USB power supply inlet wire, the cover cap is easy to be damaged, the effect of effectively protecting the USB by utilizing the folding function is realized, the permanent magnet A is inserted into the fixed groove, the permanent magnet A and the permanent magnet B are adsorbed together, the problem of unstable shaking occurring when two power supply main bodies are used can be prevented, thereby improving the stability.

2. According to the portable power supply, the elastic belt is pulled to drive the two sliding blocks to respectively stretch the two reset springs and slowly approach the sliding grooves, then when the two sliding blocks abut against each other, the power supply can be just lifted at the moment, if the portable power supply is not needed, the elastic belt is loosened, the two reset springs can reset the two sliding blocks due to self elasticity, and in sum, the problem that the stay cord is broken due to friction with the power supply after long-term use because most of the existing portable power supply pulls the power supply through the stay cord is solved, the effect that the power supply main body is convenient to carry and hide the elastic belt is achieved, the moving direction of the sliding blocks can be limited by arranging the guide rod, the sliding blocks are prevented from being separated from the sliding grooves in the sliding process, the connecting belt has certain elasticity, and the two power supply main bodies can conveniently rotate.

Drawings

FIG. 1 is a schematic perspective view of an extendable power supply;

FIG. 2 is a schematic diagram of a planar structure of the interior of an extendable power supply;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Reference numbers in the figures: 1. a power supply main body; 2. a connecting belt; 3. a slider; 4. a clamping rod; 5. a limiting port; 6. a support spring; 7. a push block A; 8. a bolt; 9. a push block B; 10. a permanent magnet A; 11. fixing grooves; 12. a permanent magnet B; 13. a chute; 14. a slider; 15. a mounting seat; 16. a return spring; 17. an elastic band.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In a first embodiment, as illustrated in fig. 1-4, an extendable and expandable power supply includes: the portable power supply comprises a connecting belt 2, a sliding chute 13 and two power supply main bodies 1, wherein two ends of the connecting belt 2 are respectively and fixedly connected to the bottoms of the two power supply main bodies 1, mounting cavities are formed in the two power supply main bodies 1, batteries and electronic elements are arranged in the mounting cavities, two USB interfaces are symmetrically formed in one side, opposite to the two power supply main bodies 1, of each power supply main body 1, a positioning cavity is formed in the inside of one power supply main body 1, a positioning mechanism is arranged in each positioning cavity, the sliding chute 13 is formed in one side of one power supply main body 1, a carrying mechanism is arranged in the sliding chute 13, and an elastic belt 17 is arranged on one side of one power supply main body 1;

the positioning mechanism comprises a sliding piece 3, a clamping rod 4, a limiting opening 5, a supporting spring 6, a pushing block A7 and a bolt 8, wherein the sliding piece 3 is connected in a positioning cavity in a sliding manner, the clamping rod 4 is fixedly connected to one side of the sliding piece 3, the limiting opening 5 is arranged at one side of the other power supply main body 1, one end of the clamping rod 4 penetrates through the positioning cavity and is inserted in the limiting opening 5 in a sliding manner, the supporting spring 6 is sleeved on the clamping rod 4, one end of the supporting spring 6 is fixedly connected to the side wall of the positioning cavity, the other end of the supporting spring 6 is fixedly connected to one side of the sliding piece 3, the pushing block A7 is fixedly connected to one side of the sliding piece 3 far away from the supporting spring 6, the bolt 8 is inserted in the top of one power supply main body 1 in a threaded manner, the end of the bolt 8 penetrates through one power supply main body 1 and is fixedly connected with the pushing block B9, the pushing block B9 is abutted against the pushing block A7, when the positioning mechanism is used, the bolt 8 is rotated to drive the pushing block B9 to slide upwards in a rotating manner, this in-process supporting spring 6 can make slider 3 drive ejector pad A7 horizontal migration because of self elasticity, and make chucking pole 4 slide from spacing mouthful 5, then with two power main parts 1 round the folding expansion of connecting band 2, can make the USB interface expose and use, when needing to hide the protection to the USB interface, it can to make chucking pole 4 insert in spacing mouthful 5 according to the principle, to sum up, solved current portable power source because of the protection of most use block to USB power inlet wire, make the block damaged problem easily, the effect of utilizing folding function to effectively protect USB has been realized.

In the second embodiment, on the basis of the first embodiment, the carrying mechanism includes two sliders 14, two mounting seats 15 and two return springs 16, the two sliders 14 are symmetrically and slidably connected in the sliding slot 13, the two mounting seats 15 are respectively and fixedly connected to one side of the two sliders 14, two ends of the elastic band 17 are respectively and rotatably connected in the two mounting seats 15, opposite ends of the two return springs 16 are respectively and fixedly connected to one side of the two sliders 14 opposite to each other, one ends of the two return springs 16 opposite to each other are respectively and fixedly connected to the top wall and the Dibi of the sliding slot 13, the elastic band 17 is pulled to drive the two sliders 14 to respectively stretch the two return springs 16 and slowly approach along the sliding slot 13, and then when the two sliders 14 abut against each other, the power supply can be lifted up, if the carrying is not needed, the elastic band 17 is loosened, at this time, the two return springs 16 can reset the two sliders 14 due to their own elasticity, in conclusion, the problem that the existing mobile power supply is broken due to friction between the stay cord and the power supply after long-term use because most of the stay cords pull the power supply is solved, and the effects of conveniently carrying the power supply main body 1 and hiding the elastic belt 17 are achieved.

In the third embodiment, on the basis of the first embodiment, a permanent magnet a10 is fixedly connected to the bottom of one of the power supply bodies 1, a fixing groove 11 is formed in the bottom of the other power supply body 1, a permanent magnet B12 is fixedly connected to the inside of the fixing groove 11, a permanent magnet a10 is matched with the fixing groove 11, slidably inserted into the fixing groove 11 and matched with the permanent magnet B12 for magnetic connection, the permanent magnet a10 is inserted into the fixing groove 11, and the permanent magnet a10 and the permanent magnet B12 are adsorbed together, so that the problem of unstable shaking when the two power supply bodies 1 are used can be prevented, and the stability is improved.

Fourth embodiment, on the basis of first embodiment, the mounting groove has been seted up at one of them power main body 1's top, and the one end that the end was kept away from to bolt 8 rotates to be connected in the mounting groove, and the one end fixedly connected with wrenching ring that the end was kept away from to bolt 8 can be more laborsaving when personnel rotated bolt 8.

Fifth embodiment, on the basis of second embodiment, the guide bar is inserted in the slider 14, both ends of the guide bar are all fixedly connected in the chute 13, and the return spring 16 is sleeved on the guide bar, and through setting up the guide bar, the direction in which the slider 14 moves can be limited, and the slider 14 is prevented from being separated from the chute 13 in the sliding process.

Sixth embodiment, on the basis of the second embodiment, a pin a is arranged in the mounting seat 15, and the end of the elastic belt 17 is rotatably sleeved on the pin a.

In the seventh embodiment, on the basis of the third embodiment, two rubber pads are symmetrically and fixedly connected in the fixing groove 11, and the rubber pads are matched and abutted against the permanent magnet a10, so that the friction force of the permanent magnet a10 in the fixing groove 11 can be increased, and the stability is improved.

The working principle is as follows:

when the power supply main body 1 needs to be used:

the first step is as follows: when the device is used, firstly, the bolt 8 is rotated, so that the bolt 8 drives the push block B9 to rotate and vertically slide upwards, in the process, the support spring 6 enables the slide piece 3 to drive the push block A7 to horizontally move due to the self elasticity, and the clamping rod 4 slides in the limiting opening 5;

the second step is that: then, the two power supply bodies 1 are folded and unfolded around the connecting belt 2, then the permanent magnet A10 is inserted into the fixing groove 11, and the permanent magnet A10 and the permanent magnet B12 are adsorbed together, so that the USB interface can be exposed and used;

the third step: when the USB interface needs to be hidden and protected, the clamping rod 4 is inserted into the limiting opening 5 according to the principle.

When the power supply needs to be carried:

the first step is as follows: firstly, pulling the elastic belt 17 to enable the elastic belt 17 to drive the two sliders 14 to respectively stretch the two return springs 16 and slowly approach the two return springs along the sliding groove 13;

the second step is that: when the two sliders 14 are abutted, the power supply can be just lifted;

the third step: if the two sliders 14 are not needed to be carried, the elastic belt 17 is loosened, and the two return springs 16 return the two sliders 14 due to the elastic force of the two return springs.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. An extendable extended use power supply comprising: connecting band (2), spout (13) and two power main part (1), its characterized in that, the both ends difference fixed connection of connecting band (2) is in the bottom of two power main part (1), two the inside of power main part (1) all is provided with the installation cavity, be provided with battery and electronic component in the installation cavity, two USB interfaces, one of them have been seted up to the equal symmetry in one side that power main part (1) is relative the inside of power main part (1) is provided with the location chamber, be provided with positioning mechanism in the location chamber, one side at one of them power main part (1) is seted up in spout (13), be provided with in spout (13) and carry the mechanism, one of them one side of power main part (1) is provided with elastic webbing (17).

2. The extensible extended-use power supply according to claim 1, wherein the positioning mechanism comprises a slider (3), a clamping rod (4), a limiting opening (5), a supporting spring (6), a pushing block A (7) and a bolt (8), the slider (3) is slidably connected in the positioning cavity, the clamping rod (4) is fixedly connected to one side of the slider (3), the limiting opening (5) is formed in one side of the other power supply main body (1), one end of the clamping rod (4) penetrates through the positioning cavity and is slidably inserted in the limiting opening (5), the supporting spring (6) is sleeved on the clamping rod (4), one end of the supporting spring (6) is fixedly connected to the side wall of the positioning cavity, the other end of the supporting spring (6) is fixedly connected to one side of the slider (3), the pushing block A (7) is fixedly connected to one side of the slider (3) far away from the supporting spring (6), the bolt (8) is inserted into the top of one of the power supply main bodies (1) in a threaded manner, the end of the bolt (8) penetrates through one of the power supply main bodies (1) and is fixedly connected with a push block B (9), and the push block B (9) is abutted to the push block A (7).

3. An extendable and expandable power supply according to claim 1, wherein the carrying mechanism comprises two sliding blocks (14), two mounting seats (15) and two return springs (16), the two sliding blocks (14) are symmetrically and slidably connected in the sliding groove (13), the two mounting seats (15) are respectively and fixedly connected to one side of the two sliding blocks (14), two ends of the elastic belt (17) are respectively and rotatably connected in the two mounting seats (15), one ends of the two return springs (16) opposite to each other are respectively and fixedly connected to the opposite sides of the two sliding blocks (14), and one ends of the two return springs (16) opposite to each other are respectively and fixedly connected to the top wall and the Dibi of the sliding groove (13).

4. An extensible and extensible power supply according to claim 1, wherein a permanent magnet A (10) is fixedly connected to the bottom of one of the power supply main bodies (1), a fixing groove (11) is formed in the bottom of the other power supply main body (1), a permanent magnet B (12) is fixedly connected in the fixing groove (11), and the permanent magnet A (10) is matched with the fixing groove (11) to be slidably inserted in the fixing groove (11) and is matched with the permanent magnet B (12) to be magnetically connected.

5. An extensible and extensible power supply according to claim 2, wherein a mounting groove is formed in the top of one of the power supply main bodies (1), one end of the bolt (8) far away from the end is rotatably connected in the mounting groove, and a torsion ring is fixedly connected to one end of the bolt (8) far away from the end.

6. An extensible and extensible power supply according to claim 3, wherein a guide rod is inserted into the sliding block (14), two ends of the guide rod are fixedly connected into the sliding groove (13), and the return spring (16) is sleeved on the guide rod.

7. An extensible extended-use power supply according to claim 3, wherein a pin A is arranged in the mounting seat (15), and the end of the elastic band (17) is rotatably sleeved on the pin A.

8. An extendable power supply according to claim 4, wherein two rubber pads are symmetrically and fixedly connected in the fixing groove (11), and the rubber pads are matched and abutted against the permanent magnet blocks A (10).

Images