CN218940208U

CN218940208U - Spring terminal structure of portable power supply

Info

Publication number: CN218940208U
Application number: CN202223396370.0U
Authority: CN
Inventors: 刘燕章; 刘翼章
Original assignee: Shenzhen Lianchuangyi Precision Hardware Product Co ltd
Current assignee: Shenzhen Lianchuangyi Precision Hardware Product Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-04-28
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a spring terminal structure of a portable power supply, which relates to the technical field of spring terminals of power supplies and comprises a terminal block, wherein a plurality of groups of wire holes are formed in one side wall of the terminal block near the bottom, spring components are inserted into inner cavities of each group of wire holes, the spring components are used for being matched with the wire holes to realize the holding and limiting of an inserted cable, a plurality of groups of jacks are formed in the other side of the terminal block, the jacks are communicated with the wire holes, and the jacks are used for being matched with the wire holes to realize the limiting installation of the spring components; the top surface of the terminal block is provided with stepped holes above each group of wire holes, the bottom ends of the stepped holes are communicated with the wire holes, and the inner cavity of each stepped hole is provided with a pressing assembly. The utility model can stably press and hold the cable head so as to prevent the cable head from loosening and falling off and ensure the stability of the current at the output end of the portable power supply.

Description

Spring terminal structure of portable power supply

Technical Field

The utility model relates to the technical field of power supply spring terminals, in particular to a spring terminal structure of a portable power supply.

Background

The portable power source belongs to a category of the portable power source, is small in size, convenient to carry, is generally provided with a plurality of power supply adapter, has the characteristics of large capacity, multiple purposes, small size, long service life, safety, reliability and the like, is a functional product capable of supplying power or waiting for charging a plurality of digital products such as mobile phones, electric equipment and the like at any time and any place, and mainly comprises a protective shell, a battery, a circuit board, a power supply adapter, a spring terminal and the like.

However, when the conventional spring terminal structure of the portable power supply is used, the cable on the various power adapters is inconvenient to connect, so that the cable is separated from the cable, the power adapters are powered down, and power cannot be supplied to external equipment, and therefore the spring terminal structure of the portable power supply is provided for solving the problems.

Disclosure of Invention

The utility model provides a spring terminal structure of a portable power supply, which is provided with a cable head capable of being stably pressed and held so as to prevent the cable head from loosening and falling off, and the stability advantage of the current at the output end of the portable power supply is ensured, so that the problem that the cable at various power supply adapters is inconvenient to connect and separate, and the power supply adapter is not powered on and cannot supply power to external equipment is solved.

In order to achieve the purposes of facilitating cable connection on the power adapter and improving the installation stability of the power adapter, the utility model provides the following technical scheme: the utility model provides a portable power supply's spring terminal structure, includes the terminal block, terminal block one side wall has seted up multiunit line hole near the bottom, every group line hole inner chamber all peg graft spring the subassembly, spring the subassembly and be used for the cooperation line hole in order to realize holding spacing to the cable of male cable, terminal block opposite side has seted up multiunit jack, and the jack with the line hole switches on and links to each other, the jack is used for the cooperation line hole in order to realize spacing installation to spring the subassembly;

the terminal block top surface and lie in every group line hole top and all offered the shoulder hole to the shoulder hole bottom with the line hole switches on and links to each other, the shoulder hole inner chamber is provided with and supports and presses the subassembly, it is spacing to support down to press the subassembly to support to press the subassembly.

As a preferable technical scheme of the utility model, the spring assembly comprises a spring piece inserted into the inner cavity of the wire hole, a connecting piece is integrally formed at the top end of the spring piece, one end of the connecting piece penetrates through the insertion hole, and a through hole is formed in the middle of the top surface of the spring piece.

As a preferable technical scheme of the utility model, the spring sheet is U-shaped.

As a preferable technical scheme of the utility model, the pressing component comprises an inner threaded pipe arranged in the inner cavity of the stepped hole, the inner cavity of the inner threaded pipe is rotationally connected with a screw, and the bottom end of the screw penetrates through a through hole to be connected with the bottom surface of the inner cavity of the spring sheet.

As a preferable technical scheme of the utility model, the shape of the internal thread pipe is matched with the shape of the bottom of the inner cavity of the stepped hole, and the internal thread pipe and the stepped hole are fixedly connected.

As a preferable technical scheme of the utility model, warning patches are adhered to the side wall surfaces of the terminal blocks and are positioned above each group of wire holes.

As a preferable technical scheme of the utility model, fixing pieces are fixedly arranged at the bottoms of two ends of the terminal block, and mounting holes are formed in the middle of the top surface of each fixing piece.

Compared with the prior art, the utility model provides a spring terminal structure of a portable power supply, which has the following beneficial effects:

according to the spring terminal structure of the portable power supply, through the terminal block, not only can a plurality of groups of wire holes, a plurality of groups of jacks and stepped holes be provided with opening spaces, but also the spring component and the pressing component can be installed through the plurality of groups of wire holes, when one end of a plurality of power supply adapter cables on the portable power supply are required to be installed, the positions of the pressing components on the stepped holes are firstly adjusted, then a user inserts the cable heads of the power supply adapter cables into the corresponding wire holes, the cable heads are positioned on the bottom surface of the spring component, and meanwhile, the bottom of the spring component presses the cable heads;

then through adjusting to support and press the subassembly to can make its bottom push down and press the subassembly, and then can make to push down the steady pressure of subassembly and hold the cable head, so that can prevent that the cable head from becoming flexible and droing, guaranteed portable power output end current's stability, through the jack, can conveniently push up subassembly one end and run through the terminal piece, thereby can make to push up the subassembly and link to each other with the circuit board on the portable power source, and then can make power adapter and circuit board intercommunication.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic view of a spring assembly according to the present utility model;

fig. 5 is a schematic structural diagram of the pressing assembly of the present utility model.

In the figure: 1. a terminal block; 2. a wire hole; 3. a spring assembly; 301. spring pressing sheets; 302. a connecting sheet; 303. a through hole; 4. a jack; 5. a stepped hole; 6. a pressing component; 601. an internally threaded tube; 602. a screw; 7. a warning paste; 8. a fixing piece; 9. and (5) mounting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model discloses a spring terminal structure of a portable power supply, which comprises a terminal block 1, wherein a plurality of groups of wire holes 2 are formed in one side wall of the terminal block 1 near the bottom, spring components 3 are inserted into the inner cavities of each group of wire holes 2, the spring components 3 are used for being matched with the wire holes 2 to realize the press-holding limit of an inserted cable, a plurality of groups of jacks 4 are formed in the other side of the terminal block 1, the jacks 4 are connected with the wire holes 2 in a conducting manner, and the jacks 4 are used for being matched with the wire holes 2 to realize the limit installation of the spring components 3;

the top surface of the terminal block 1 and above each group of wire holes 2 are provided with stepped holes 5, the bottom ends of the stepped holes 5 are communicated with the wire holes 2, the inner cavity of the stepped holes 5 is provided with a pressing component 6, and the pressing component 6 is used for pressing and limiting the pressing component 3 downwards;

through terminal block 1, can offer the space to multiunit line hole 2, multiunit jack 4 and shoulder hole 5, can be again through multiunit line hole 2 to the spring module 3 and install to pressing the subassembly 6 through shoulder hole 5, when multiple power adapter one end cable installation on the portable power supply is needed, at first adjust the position of pressing the subassembly 6 on the shoulder hole 5, then the user inserts the cable head of each power adapter to corresponding line hole 2 again, and the cable head is located spring module 3 bottom surface, make spring module 3 bottom push down the cable head simultaneously, then through adjusting pressing module 6, thereby can make its bottom push down spring module 3, and then can make the steady pressure of spring module 3 hold the cable head, so as to prevent that the cable head from loosening and droing, portable power supply output terminal current's stability has been guaranteed, through jack 4, can make things convenient for spring module 3 one end to run through terminal block 1, thereby can make spring module 3 link to each other with the circuit board on the portable power supply, and then can make power adapter and circuit board intercommunication.

Specifically, the spring assembly 3 comprises a spring piece 301 inserted into the inner cavity of the wire hole 2, a connecting piece 302 is integrally formed at the top end of the spring piece 301, one end of the connecting piece 302 penetrates through the jack 4, and a through hole 303 is formed in the middle of the top surface of the spring piece 301.

In this embodiment, through the spring sheet 301 in the spring assembly 3, can steady install in the inner chamber of wire hole 2, can make spring sheet 301 bottom carry out preliminary pressure again and hold to the cable head, then through connection piece 302, can run through jack 4 and link to each other with the circuit board on the portable power source to can form the current path, simultaneously through-hole 303, can conveniently support and press subassembly 6 to run through spring sheet 301 top surface, and then can make support and press subassembly 6 bottom to press at spring sheet 301 inner chamber bottom surface, so that spring sheet 301 bottom is fixed to be held to the cable head.

Specifically, the snap tab 301 is "U" shaped.

In this embodiment, the user can insert the cable head to the bottom surface of the snap tab 301 conveniently.

Specifically, the pressing component 6 comprises an internal thread pipe 601 arranged in the inner cavity of the stepped hole 5, a screw 602 is rotatably connected in the inner cavity of the internal thread pipe 601, and the bottom end of the screw 602 penetrates through the through hole 303 to be connected with the bottom surface of the inner cavity of the spring sheet 301.

In this embodiment, through the internal thread pipe 601 in the pushing component 6, can fix at the shoulder hole 5 inner chamber, can install screw 602 again, then through rotatory screw 602, can make the screw 602 bottom run through the through-hole 303 on the spring piece 301 and push against spring piece 301 inner chamber bottom surface, and then can play spacing effect to spring piece 301 to can improve the stability that spring piece 301 was held to cable head pressure.

Specifically, the shape of the internal thread pipe 601 is matched with the shape of the bottom of the inner cavity of the stepped hole 5, and the internal thread pipe and the stepped hole are fixedly connected.

In this embodiment, the stability of the installation of the internally threaded tube 601 in the cavity of the stepped hole 5 can be ensured.

Specifically, the warning paste 7 is adhered to the surface of the side wall of the terminal block 1 and above each group of wire holes 2.

In this embodiment, can play warning prompt facility, prevent that non-staff from dismantling.

Specifically, the bottom of each of the two ends of the terminal block 1 is fixedly provided with a fixing piece 8, and the middle part of the top surface of the fixing piece 8 is provided with a mounting hole 9.

In this embodiment, through stationary blade 8 and mounting hole 9, can make things convenient for the user to install terminal block 1 in the assigned position of portable power source upper shield shell, improved terminal block 1 stability in use.

The working principle and the using flow of the utility model are as follows: when the portable power supply is used, through the terminal block 1, not only can a plurality of groups of wire holes 2, a plurality of groups of jacks 4 and stepped holes 5 be provided with opening spaces, but also the spring component 3 and the pressing component 6 can be installed through the plurality of groups of wire holes 2 and the stepped holes 5, when one end of a plurality of power supply adapter on a portable power supply is required to be installed through cables, the position of the pressing component 6 on the stepped holes 5 is firstly adjusted, then a user inserts the cable heads of all the power supply adapter into the corresponding wire holes 2, the cable heads are positioned on the bottom surface of the spring component 3, meanwhile, the bottom of the spring component 3 presses the cable heads, then the bottom end of the spring component is pressed by adjusting the pressing component 6, so that the cable heads can be stably pressed by the spring component 3, the cable heads can be prevented from loosening and falling off, the stability of the current of the output end of the portable power supply is ensured, one end of the spring component 3 can conveniently penetrate through the terminal block 1 through the jack 4, and the spring component 3 is connected with a circuit board on the portable power supply, and the power supply adapter is further communicated with the circuit board;

through the spring sheet 301 in the spring assembly 3, the cable head can be stably installed in the inner cavity of the wire hole 2, the bottom end of the spring sheet 301 can be preliminarily pressed and held, and then the spring sheet 302 can penetrate through the jack 4 to be connected with a circuit board on a portable power supply, so that a current path can be formed, meanwhile, the spring sheet 303 can be used for conveniently penetrating the top surface of the spring sheet 301 through the through hole 303, and the bottom end of the spring sheet 6 can be pressed on the bottom surface of the inner cavity of the spring sheet 301, so that the cable head can be conveniently inserted into the bottom surface of the spring sheet 301 by a user due to the fact that the spring sheet 301 is U-shaped;

through the internal thread pipe 601 in the pressing component 6, the pressing component can be fixed in the inner cavity of the stepped hole 5 and can be installed on the screw 602, then the bottom end of the screw 602 penetrates through the through hole 303 on the pressing piece 301 to press the bottom surface of the inner cavity of the pressing piece 301, so that the limiting effect on the pressing piece 301 can be achieved, and the pressing stability of the pressing piece 301 to the cable head can be improved;

because terminal block 1 lateral wall surface just is located every group line hole 2 top and all bonds and have warning subsides 7, can play warning prompt facility, prevent that non-staff from dismantling, through stationary blade 8 and mounting hole 9, can make things convenient for the user to install terminal block 1 in the assigned position of portable power source upper shield, improved terminal block 1 stability in use.

In conclusion, the device can stably press and hold the cable head so as to prevent the cable head from loosening and falling off, and ensure the stability of the current at the output end of the portable power supply.

It should be noted that in this document, terms such as "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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. The utility model provides a portable power source's spring terminal structure which characterized in that: the cable pressing device comprises a terminal block (1), wherein a plurality of groups of cable holes (2) are formed in one side wall of the terminal block (1) close to the bottom, each group of cable holes (2) is internally provided with a pressing component (3) in an inserted mode, the pressing components (3) are used for being matched with the cable holes (2) to realize pressing limiting of an inserted cable, a plurality of groups of jacks (4) are formed in the other side of the terminal block (1), the jacks (4) are connected with the cable holes (2) in a conducting mode, and the jacks (4) are used for being matched with the cable holes (2) to realize limiting installation of the pressing components (3);

the terminal block is characterized in that stepped holes (5) are formed in the top surface of the terminal block (1) and above each group of wire holes (2), the bottom ends of the stepped holes (5) are communicated with the wire holes (2), a pressing component (6) is arranged in an inner cavity of each stepped hole (5), and the pressing component (6) is used for pressing and limiting the pressing component (3) downwards.

2. The sprung terminal structure of claim 1, wherein: the spring assembly (3) comprises a spring piece (301) inserted into the inner cavity of the wire hole (2), a connecting piece (302) is integrally formed at the top end of the spring piece (301), one end of the connecting piece (302) penetrates through the jack (4), and a through hole (303) is formed in the middle of the top surface of the spring piece (301).

3. The sprung terminal structure of claim 2, wherein: the spring sheet (301) is U-shaped.

4. The sprung terminal structure of claim 2, wherein: the pressing assembly (6) comprises an inner threaded pipe (601) arranged in the inner cavity of the stepped hole (5), a screw (602) is rotationally connected to the inner cavity of the inner threaded pipe (601), and the bottom end of the screw (602) penetrates through the through hole (303) and is connected with the bottom surface of the inner cavity of the spring sheet (301).

5. The sprung terminal structure of claim 4, wherein: the shape of the internal thread pipe (601) is matched with the shape of the bottom of the inner cavity of the stepped hole (5), and the internal thread pipe and the stepped hole are fixedly connected.

6. The sprung terminal structure of claim 1, wherein: the side wall surface of the terminal block (1) is adhered with a warning patch (7) above each group of wire holes (2).

7. The sprung terminal structure of claim 1, wherein: the terminal block (1) both ends bottom is all fixed and is provided with stationary blade (8), mounting hole (9) have been seted up at stationary blade (8) top surface middle part.