CN210607447U - Battery box for preventing reverse power supply - Google Patents

Abstract

The utility model discloses a battery case of preventing reverse power supply, which comprises a body, be equipped with two left baffles that set up along controlling the interval side by side in the left end of body, the left end inner chamber wall of first baffle and body is formed with first space, be formed with the second space between second baffle and the first baffle, be equipped with right baffle in the right-hand member of body, the right side baffle forms the third space with the right-hand member inner chamber wall of body, be formed with the fourth space between right side baffle and the second baffle, negative pole contact piece fixed mounting is in the third space, the one end of spring is in the third space, the other end is in the fourth space, anodal contact piece is in first space, the one end of protruding grain is in first space, the other end is in the second space. Compared with the prior art, the electric product does not need to use the direct reverse placement of battery can, need not to take off and place, and the consumer who is greatly convenient uses, has overcome traditional electric product and has need not to take off when using and place alone and cause awkward problem.

Description

Battery box for preventing reverse power supply

Technical Field

The utility model relates to a small-size electrical equipment's auxiliary component, in particular to battery case for battery installation.

Background

Most of the existing small-sized electric products, such as desktop alarm clocks, wall clocks, children toys and the like, adopt batteries (such as dry batteries or lithium batteries) to supply power. The battery box for fixedly mounting the battery is basically mounted in a matched manner when the battery is used, the structure of the battery box is mainly that a strip-shaped shell is matched with the battery, the top surface of the shell is open, a positive electrode electric contact piece and a negative electrode electric contact piece are respectively fixed on the wall of the two end cavities of the hollow cavity, a contact convex grain is convexly arranged on one surface of the positive electrode electric contact piece facing the negative electrode electric contact piece, a spring is fixedly arranged on one surface of the negative electrode electric contact piece facing the contact convex grain, a window is arranged on the end surface of the two ends of the shell and positioned on the electric contact piece, a positive electrode wiring is electrically connected with the positive electrode electric contact piece through the window, and a negative electrode wiring is; when the battery is used, the battery is directly placed in the shell and clamped between the spring and the contact convex particles, the negative end of the battery is in contact with the spring, and the positive end of the battery is in contact with the contact convex particles. The battery case of this kind of current structure, if need not to take off the battery when using and place in addition just can, can not directly place the battery positive and negative reversal, can cause the phenomenon of reverse power supply if the battery is placed in the reversal, and taking off of battery very easily causes the battery to lose, causes from this to use comparatively inconvenient.

Therefore, the present inventors have made extensive studies on the above problems, and as a result, they have made the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery case that can make the dry pond direct reverse when out of work place in interior to can not produce reverse power supply phenomenon, convenient to use's the anti-reverse power supply.

In order to achieve the above object, the solution of the present invention is as follows:

a battery box for preventing reverse power supply comprises a body, wherein the body is a strip-shaped plastic shell, the top surface of the body is open, a positive contact piece and a negative contact piece which are oppositely arranged are installed in the body, a convex grain is arranged on the positive contact piece, a spring is arranged on the negative contact piece, and the convex grain and the spring are oppositely arranged; the length direction of the body is taken as the left-right direction, two left clapboards which are arranged side by side along the left-right direction are arranged in the left end of the body, the two left clapboards are a first clapboard and a second clapboard, the first clapboard is positioned at the left side of the second clapboard, a first space is formed between the first clapboard and the inner cavity wall at the left end of the body, a second space is formed between the second clapboard and the first clapboard, a right clapboard which is opposite to the inner cavity wall at the right end of the body is arranged in the right end of the body, the right clapboard and the inner cavity wall at the right end of the body have a distance to form a third space, the negative contact piece is fixedly arranged in the third space, a fourth space is formed between the right clapboard and the second clapboard, the top surface of the right clapboard is provided with a concave notch for the spring to pass through, one end of the spring is positioned in the third space, the other end of the spring passes through the concave notch to the fourth space, and notches for the convex particles to extend out are, the positive contact piece is positioned in the first space, one end of the convex particle is positioned in the first space, the other end of the convex particle is positioned in the second space, the length of the fourth space in the left-right direction is shorter than the total length of the battery, and wire holes are formed in the positions, positioned in the first space and the third space, of the bottom surface of the body.

The notch and the notches are both U-shaped structures.

The wire outlet hole is a square hole.

The top surfaces of the left and right partition plates are lower than the top surface of the body.

The utility model discloses a battery mounting structure, including mounting panel, installation piece, the aforesaid is gone up the mounting panel and is square structure, the aforesaid is gone up the mounting panel and is in the installation piece below the mounting panel, the aforesaid is gone up the mounting panel and is square structure, the aforesaid is installed the piece and is the cylinder structure identical with the battery shape, the aforesaid is gone up mounting panel and installation piece integrated into one piece, the aforesaid is installed the piece and is hollow structure, the aforesaid is gone up the hollow portion that the mounting panel is located the installation piece and is naked empty structure, the size of the aforesaid installation piece is lighter than the mounting panel size, be in the mounting panel within range, the aforesaid is gone up the bottom surface four corners of mounting panel and is located the four corners of installation piece outward respectively downwardly extending to have the screw erection column that is used for the screw installation, the.

After the technical scheme is adopted, the utility model discloses a battery case of preventing reverse power supply, during the use, place the battery in the fourth space, at this moment, the negative pole end of battery can paste closely with the right baffle mutually, the spring is compressed and is pressed from both sides tightly between the negative pole end of battery and negative pole contact piece, protruding partly in the fourth space of the positive terminal of battery, another part stretches into in the second space through the notch of second baffle and contacts with the protruding grain of positive pole contact piece, the big terminal surface of battery positive terminal contacts with the second baffle; at the moment, the battery is clamped between the second partition plate and the right partition plate, the positive terminal and the negative terminal of the battery are clamped between the spring and the convex particles, and finally the positive wiring and the negative wiring are respectively and correspondingly electrically connected with the positive contact piece and the negative contact piece through the two wire outlet holes, so that the battery is installed; on the contrary, when the electric product is not needed to be used, the battery is reversely placed, namely the positive end of the battery is contacted with the spring, the negative end of the battery is contacted with the second clapboard, and the negative end of the battery is in a plane and can not be contacted with the convex particles of the positive contact piece through the notch of the second clapboard, so that the negative end of the battery is always in a disconnected state when the battery is reversely placed, the reverse power supply phenomenon of the battery is avoided, the electric product is directly and reversely placed without the battery, the electric product is not needed to be taken down and placed, the electric product is greatly convenient for consumers to use, and the problem that the traditional electric product is inconvenient to use because the battery needs to be taken down and placed independently when the; when the battery box is used, the positive and negative wiring extends out of the bottom surface of the body, and is not easy to be touched by other people, so that the problem that the wiring stability is influenced because the wiring of the traditional battery box extends out of the two ends and is easily touched by other people is avoided.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is another perspective view of the present invention.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

The utility model discloses a battery case of preventing reverse power supply, as shown in fig. 1-2, including body 1, body 1 is a strip plastic casing, and body 1's top surface is and opens the form, installs relative positive pole contact piece (not drawn in the picture) and the negative pole contact piece (not drawn in the picture) that sets up in the body 1, is equipped with the bulge grain on the positive pole contact piece, is equipped with the spring on the negative pole contact piece, and the bulge grain sets up with the spring relatively, and this positive pole contact piece and negative pole contact piece are the sheetmetal, are a well-known technique and structure, do not account for here again.

The excellent structure of the body is that the body is provided with an upper mounting plate 11 and a mounting block 12 positioned below the upper mounting plate 11, the upper mounting plate 11 is of a square structure, the mounting block 12 is of a cylinder structure matched with the shape of a battery, the upper mounting plate 11 and the mounting block 12 are integrally formed, the mounting block 12 is of a hollow structure, the hollow part of the upper mounting plate 11 positioned on the mounting block 12 is of a naked structure, namely the hollow cavity of the mounting block 12 is exposed, the size of the mounting block 12 is smaller than that of the upper mounting plate 11 and is positioned in the range of the upper mounting plate 11, namely the outer peripheral edge of the upper mounting plate is positioned outside the outer peripheral edge of the mounting block 12, namely the top surface of the mounting block 12 is provided with a flange, the length direction of the mounting block 12 is taken as the left and right direction, two left partition plates which are arranged side by side and side by side are arranged at the left and right, the two left partition plates are a first partition plate 121 and a, the front and rear sides of the first partition plate 121 and the second partition plate 122 are connected with the cavity of the hollow cavity of the mounting block in an integrally-formed manner, the first partition plate 121 and the inner cavity wall of the left end of the mounting block 12 have a distance, that is, a first space is formed between the mounting block and the inner cavity wall of the left end of the mounting block 12, and a second space is formed between the mounting block and the second partition plate 122 and the first partition plate 121.

The right end of the mounting block 12 is provided with a right partition plate 123 opposite to the inner cavity wall of the right end of the mounting block 12, the right partition plate 123 is spaced from the inner cavity wall of the right end of the mounting block 12, that is, the mounting block 12 is located at the spaced position to form a third space, a fourth space is formed at the position of the mounting block 12 between the right partition plate 123 and the second partition plate 122, the top surfaces of the right partition plate 123, the first partition plate 121 and the second partition plate 122 are all recessed downwards to form a notch (not shown in the figure) penetrating along the left-right direction, the negative contact piece is fixedly mounted in the third space, specifically, the negative contact piece is in solid-phase adhesive fit with the inner cavity wall of the right end of the mounting block 12, the right end of the spring is fixed with the negative contact piece and is located in the third space, the left end of the spring is located in the fourth space through the notch of the right partition plate, the positive contact piece is located, The other end is located in the second space, specifically, the positive contact piece is fixedly adhered to the inner cavity wall of the left end of the mounting block 12, one part of a convex part on the positive contact piece is located in the first space, the other part (i.e., the right end) passes through the first partition board 121 to the second space through the notch of the first partition board 121, the length of the fourth space in the left-right direction is shorter than the total length of the battery, i.e., the distance between the second partition board and the right partition board is shorter than the total length of the battery, but is longer than the length of the battery without the positive convex particle, i.e., the length of the battery between two circular end faces, and the bottom surface of the mounting block 12 located in the first space and the third space is provided with the wire outlet.

The utility model discloses a battery case of preventing reverse power supply, during the use, place the battery in the fourth space, at this moment, the negative pole end of battery can be pasted tightly with the right baffle mutually, the spring is compressed and is pressed from both sides tightly between the negative pole end of battery and negative pole contact piece, the protruding position in the positive terminal surface of battery except the center all contacts with the second baffle, protruding part in the positive terminal surface center of battery is in the fourth space, another part stretches into in the second space through the notch of second baffle and contacts with the protruding grain counterpoint of positive pole contact piece; at the moment, the battery is clamped between the second partition plate and the right partition plate, the positive terminal and the negative terminal of the battery are clamped between the spring and the convex particles, and finally the positive wiring and the negative wiring are respectively and correspondingly electrically connected with the positive contact piece and the negative contact piece through the two wire outlet holes, so that the battery is installed; on the contrary, when the electric product is not needed, the battery is placed in the reverse direction, namely the positive end of the battery is contacted with the spring, and the negative end of the battery is contacted with the second clapboard.

Compared with the prior art, this neotype battery case has following beneficial effect:

firstly, when the electric product does not need to use the battery, the battery is directly taken down and then placed in the battery box in a reverse direction, and at the moment, the negative pole end of the battery can not be electrically connected with the contact piece all the time, so that the phenomenon of reverse power supply is effectively avoided, and the problem that the reverse power supply is caused because the two ends of the battery can be connected with the contact piece no matter the battery is placed in the traditional battery box in the forward direction or in the reverse direction is avoided, so that the battery can be directly placed in the reverse direction when the battery does not need to be supplied with power, the battery does not need to be taken down and placed, the use of a consumer is greatly facilitated, and the;

when the battery box is used, the positive and negative connecting wires extend out of the bottom surface of the body and are not easy to touch by other people, so that the problem that the stability of the connecting wires is influenced because the connecting wires of the traditional battery box extend out of two ends and are easy to touch by other people is solved, and the attractive appearance of the whole battery box is not influenced;

thirdly, the whole structure is simple, the processing and the manufacturing are easy, and the processing cost is low.

In this novel, it has the screw erection column 111 that is used for the screw installation to go up the bottom surface four corners of mounting panel 11 and be located the four corners of installation piece 2 outer downwardly extending respectively, it is comparatively pleasing to the eye to utilize the installation that four screw erection columns 111 made the battery case, hide in the bottom surface, again, go up perforation 112 that runs through the mounting panel about offering on the top surface right side of mounting panel 11 or the left side, the bottom surface that the mounting panel was gone up in the aforesaid is located the protruding closed loop that is equipped with in the perforation and surrounds the perforation and keeps off 113, this closed loop keeps off and encloses 113 and perforation 112 can make things convenient for the installation of charging management board and be connected with the electricity of battery, make things convenient.

In the novel battery box, the notches on the first partition plate, the second partition plate and the right partition plate are preferably in U-shaped structures, so that the U-shaped structures are used for facilitating fingers of a user to stretch into the notches to take out a battery, and the battery is convenient to mount; and finally, the top surfaces of the left partition plate and the right partition plate are lower than the top surface of the upper mounting plate, so that a battery cover is arranged on the battery box and cannot be influenced by the additionally arranged partition plates.

This novel battery case is applicable to the use of dry battery and lithium cell.

The above embodiments and drawings are not intended to limit the product of the present invention, and any appropriate changes or modifications made by those skilled in the art should not be considered as departing from the scope of the present invention.

Claims (5)

1. A battery box for preventing reverse power supply comprises a body, wherein the body is a strip-shaped plastic shell, the top surface of the body is open, a positive contact piece and a negative contact piece which are oppositely arranged are installed in the body, a convex grain is arranged on the positive contact piece, a spring is arranged on the negative contact piece, and the convex grain and the spring are oppositely arranged; the method is characterized in that: the length direction of the body is taken as the left-right direction, two left clapboards which are arranged side by side along the left-right direction are arranged in the left end of the body, the two left clapboards are a first clapboard and a second clapboard, the first clapboard is positioned at the left side of the second clapboard, a first space is formed between the first clapboard and the inner cavity wall at the left end of the body, a second space is formed between the second clapboard and the first clapboard, a right clapboard which is opposite to the inner cavity wall at the right end of the body is arranged in the right end of the body, the right clapboard and the inner cavity wall at the right end of the body have a distance to form a third space, the negative contact piece is fixedly arranged in the third space, a fourth space is formed between the right clapboard and the second clapboard, the top surface of the right clapboard is provided with a concave notch for the spring to pass through, one end of the spring is positioned in the third space, the other end of the spring passes through the concave notch to the fourth space, and notches for the convex particles to extend out are, the positive contact piece is positioned in the first space, one end of the convex particle is positioned in the first space, the other end of the convex particle is positioned in the second space, the length of the fourth space in the left-right direction is shorter than the total length of the battery, and wire holes are formed in the positions, positioned in the first space and the third space, of the bottom surface of the body.

2. A battery pack for preventing reverse power supply according to claim 1, wherein: the notch and the notches are both U-shaped structures.

3. A battery pack for preventing reverse power supply according to claim 1, wherein: the wire outlet hole is a square hole.

4. A battery pack for preventing reverse power supply according to claim 1, wherein: the top surfaces of the left and right partition plates are lower than the top surface of the body.

5. A battery pack for preventing reverse power supply according to claim 1, wherein: the utility model discloses a battery mounting structure, including mounting panel, installation piece, the aforesaid is gone up the mounting panel and is square structure, the aforesaid is gone up the mounting panel and is in the installation piece below the mounting panel, the aforesaid is gone up the mounting panel and is square structure, the aforesaid is installed the piece and is the cylinder structure identical with the battery shape, the aforesaid is gone up mounting panel and installation piece integrated into one piece, the aforesaid is installed the piece and is hollow structure, the aforesaid is gone up the hollow portion that the mounting panel is located the installation piece and is naked empty structure, the size of the aforesaid installation piece is lighter than the mounting panel size, be in the mounting panel within range, the aforesaid is gone up the bottom surface four corners of mounting panel and is located the four corners of installation piece outward respectively downwardly extending to have the screw erection column that is used for the screw installation, the.

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