CN221041448U - Battery pack and range finder - Google Patents

Abstract

The application discloses a battery pack and a range finder, and relates to the technical field of battery packs; the battery pack comprises a shell assembly, and a top cover assembly and a base assembly which are arranged at two ends of the shell assembly, wherein a battery is arranged in the shell assembly; the base component comprises a first conductive piece, an insulating piece and a second conductive piece, wherein the first conductive piece is arranged on the shell component, and the first conductive piece is communicated with the negative electrode of the battery through the shell component and the top cover component; the insulating piece is arranged on the shell assembly, and the insulating piece is insulated from the shell assembly; the second conductive piece is arranged on the insulating piece, and the second conductive piece is insulated from the shell assembly and is conducted with the anode of the battery. Above-mentioned group battery has retrencied the part quantity and the structure of base subassembly, has improved the packaging efficiency and the assembly convenience of group battery, has improved the functional stability of base subassembly simultaneously, makes the group battery adapt to complete machine assembly and use better.

Description

Battery pack and range finder

Technical Field

The application relates to the technical field of battery packs, in particular to a battery pack and a range finder.

Background

The battery pack is a power supply device for providing electric energy for electric equipment, for example, for photoelectric equipment with a ranging function, the battery pack can provide electric energy for the whole machine and the ranging module.

In the patent application with the application number 202120407208.0, an anti-vibration and anti-power-off battery pack is provided, which is mainly applicable to aiming photoelectric equipment such as a range finder; referring to fig. 10 and 11, fig. 10 is a schematic exploded view of a battery pack according to the prior art, and fig. 11 is a schematic cross-sectional view of a battery pack according to the prior art. The existing base assembly 300 of the battery pack includes a spring 301, a rubber pad 303, a negative terminal 302, an insulating chassis 304, a positive terminal 305, and a plug socket 308. The inventor finds that at least the following technical problems exist in the prior art:

The number of parts of base subassembly is many and the structure is complicated, because the base subassembly of group battery is in the inside of complete machine, on the one hand, and such base subassembly is inconvenient for the equipment and at the inside assembly of complete machine, and on the other hand, the functional failure form of base subassembly is many, including spring failure, positive pole inefficacy etc. the functional stability of base subassembly is poor, in case the inefficacy needs to dismantle the complete machine just can be maintained, the repair degree of difficulty is big.

Disclosure of utility model

The application aims to provide a battery pack, which simplifies the number of parts and the structure of a base assembly, improves the assembly efficiency and the assembly convenience of the battery pack, and improves the functional stability of the base assembly at the same time, so that the battery pack can be better suitable for the assembly and the use of a whole machine. It is another object of the present application to provide a rangefinder that includes a battery pack.

In order to achieve the above object, the present application provides a battery pack, comprising a case assembly, and a top cover assembly and a base assembly mounted at both ends of the case assembly, wherein a battery is mounted inside the case assembly; the base assembly includes:

The first conductive piece is arranged on the shell assembly and is communicated with the negative electrode of the battery through the shell assembly and the top cover assembly;

the insulating piece is arranged on the shell assembly, and the insulating piece is insulated from the shell assembly;

And the second conductive piece is arranged on the insulating piece, and is insulated from the shell assembly and is also conducted with the anode of the battery.

In some embodiments, the cap assembly includes:

The top cover main body is mounted on the shell assembly and is communicated with the shell assembly;

The conductive elastic piece is arranged on the top cover main body and is used for elastically pressing the battery, and the conductive elastic piece enables the negative electrode of the battery to be conducted with the top cover main body.

In some embodiments, the cap body comprises:

a screw portion located outside the housing assembly;

The matching part is connected with the screwing part and is arranged in the shell assembly;

The periphery of the matching part is provided with a protrusion, and the end part of the shell assembly, on which the matching part is mounted, is provided with a track which is in snap fit with the protrusion.

In some embodiments, the track includes a vertical access channel and a lateral fixed channel, the end of the access channel being in communication with the head end of the fixed channel.

In some embodiments, the end of the fixing channel is provided with a fixing step surface, and the distance between the fixing step surface and the battery is larger than the distance between the part between the head end and the end of the fixing channel and the battery.

In some embodiments, the conductive elastic member is a coil spring, a large diameter end of the coil spring is mounted to the top cover main body, and a small diameter end of the coil spring is used for elastically pressing the battery.

In some embodiments, the circumferential side of the screwing part is provided with a wavy resistance increasing structure, and the surface of the screwing part is provided with a handle structure.

In some embodiments, the handle structure comprises:

The cylindrical pin is arranged on the screwing part;

And the rotary plectrum is assembled with the screwing part in a rotary way through the cylindrical pin.

In some embodiments, further comprising a seal assembly comprising:

a first seal ring mounted to the housing assembly, the first seal ring for providing a seal between the housing assembly and the battery;

And the second sealing ring is arranged on the top cover assembly and is used for providing sealing between the top cover assembly and the shell assembly.

The application also provides a range finder, which comprises the battery pack.

Compared with the background art, the battery pack provided by the application comprises a shell component, and a top cover component and a base component which are arranged at two ends of the shell component, wherein a battery is arranged in the shell component; the base component comprises a first conductive piece, an insulating piece and a second conductive piece, wherein the first conductive piece is arranged on the shell component, and the first conductive piece is communicated with the negative electrode of the battery through the shell component and the top cover component; the insulating piece is arranged on the shell assembly, and the insulating piece is insulated from the shell assembly; the second conductive piece is arranged on the insulating piece, and the second conductive piece is insulated from the shell assembly and is conducted with the anode of the battery.

In the use process of the battery pack, a battery is installed in the shell assembly, the bottom of the battery is contacted with the base assembly at the bottom end of the shell assembly, the top cover assembly is installed at the top of the shell assembly, and the top cover assembly is contacted with the top of the battery; for the conduction relation of the battery pack, the positive electrode at the bottom end of the battery is conducted with the second conductive piece in the base assembly, so that the second conductive piece corresponds to the positive electrode, the negative electrode at the top end of the battery is conducted with the top cover assembly, the top cover assembly is conducted with the shell assembly, the shell assembly is conducted with the first conductive piece, so that the first conductive piece corresponds to the negative electrode, at the moment, the second conductive piece and the first conductive piece lead out the positive electrode and the negative electrode, and current can be conducted to a circuit board of electric equipment through a wire. Compared with the battery pack in the prior art, the battery pack has the advantages that the number of parts and the structure of the base assembly are reduced, the reduced base assembly only comprises three parts, so that the assembly efficiency and the assembly convenience of the battery pack are improved, and meanwhile, the functional stability of the base assembly is improved, so that the battery pack can be better suitable for the assembly and the use of a whole machine.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram illustrating disassembly of a battery pack according to an embodiment of the present application;

Fig. 2 is a schematic diagram illustrating the disassembly of a battery and a housing assembly according to an embodiment of the present application;

fig. 3 is a schematic cross-sectional view of a battery pack according to an embodiment of the present application;

FIG. 4 is a schematic diagram illustrating a disassembly of a base assembly according to an embodiment of the present application;

FIG. 5 is a schematic view illustrating the disassembly of the header assembly according to the embodiment of the present application;

fig. 6 is a schematic structural view of a top cap assembly according to an embodiment of the present application;

FIG. 7 is a schematic view of a track according to an embodiment of the present application;

Fig. 8 is a schematic structural diagram of a range finder according to an embodiment of the present application;

FIG. 9 is a schematic view of the housing assembly and rangefinder panel of FIG. 8;

FIG. 10 is a schematic view of a prior art battery pack in a disassembled state;

fig. 11 is a schematic cross-sectional view of a prior art battery pack.

Wherein:

100. a battery pack;

1. A housing assembly; 11. a track; 111. an entrance; 112. a fixed way; 1121. fixing the step surface;

2. A top cover assembly; 21. a top cover main body; 211. a screwing part; 2111. resistance increasing structure; 2112. a handle structure; 21121. a cylindrical pin; 21122. rotating the plectrum; 212. a mating portion; 2121. a protrusion; 22. a conductive elastic member;

3. A base assembly; 31. a first conductive member; 32. an insulating member; 33. a second conductive member;

4. a battery;

5. a seal assembly; 51. a first seal ring; 52. a second seal ring;

300. an existing base assembly;

301. a spring; 302. a negative electrode lead-out terminal; 303. a rubber pad; 304. an insulating chassis; 305. a positive electrode lead-out end; 308. a plug wire seat.

Detailed Description

The following description of the embodiments of the present application 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 application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The present application will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present application.

Aiming at the problems of the base component of the battery pack in the prior art caused by the number of parts and the complex structure, the application provides the battery pack, which simplifies the structure of the base component.

Referring to fig. 1 to 3, fig. 1 is a schematic diagram illustrating a disassembly of a battery pack according to an embodiment of the present application, fig. 2 is a schematic diagram illustrating a disassembly of a battery and a housing assembly according to an embodiment of the present application, and fig. 3 is a schematic diagram illustrating a cross section of a battery pack according to an embodiment of the present application.

As shown in fig. 1, the battery pack mainly includes a case assembly 1, and a top cap assembly 2 and a base assembly 3 mounted at both ends of the case assembly 1; as shown in fig. 2, the housing assembly 1 internally mounts a battery 4; as shown in fig. 3, the base assembly 3 includes a first conductive member 31, an insulating member 32 and a second conductive member 33, the first conductive member 31 is mounted on the housing assembly 1, the housing assembly 1 and the top cover assembly 2 have conductive functions, and the first conductive member 31 is conducted with the negative electrode of the battery 4 through the housing assembly 1 and the top cover assembly 2; the insulating member 32 is mounted on the housing assembly 1, the insulating member 32 insulates the housing assembly 1, and the insulating member 32 plays a role in isolating the positive electrode from the negative electrode; the second conductive member 33 is mounted on the insulating member 32, and the second conductive member 33 is electrically connected to the positive electrode of the battery 4 while being insulated from the case assembly 1.

In the use process of the battery pack, a battery 4 is arranged in the shell assembly 1, the bottom of the battery 4 is in contact with the base assembly 3 at the bottom end of the shell assembly 1, the top cover assembly 2 is arranged at the top of the shell assembly 1, and the top cover assembly 2 is in contact with the top of the battery 4; for the connection of the battery pack, the positive electrode at the bottom end of the battery 4 is connected with the second conductive member 33 in the base assembly 3, so that the second conductive member 33 corresponds to the positive electrode, the negative electrode at the top end of the battery 4 is connected with the top cover assembly 2, the top cover assembly 2 is connected with the shell assembly 1, the shell assembly 1 is connected with the first conductive member 31, so that the first conductive member 31 corresponds to the negative electrode, and at the moment, the second conductive member 33 and the first conductive member 31 lead out the positive electrode and the negative electrode, so that current can be conducted to the circuit board of the electric equipment through wires.

Referring to fig. 4, fig. 4 is a split schematic diagram of a base assembly according to an embodiment of the application.

As shown in fig. 4, the base assembly 3 includes only three parts of the first conductive member 31, the insulating member 32, and the second conductive member 33. Comparing fig. 1 and 10 with fig. 3 and 11, compared with the battery pack in the prior art, the battery pack simplifies the number of parts and the structure of the base assembly 3, and the simplified base assembly 3 only comprises three parts, so that the assembly efficiency and the assembly convenience of the battery pack are improved, and meanwhile, the functional stability of the base assembly 3 is improved, so that the battery pack can be better adapted to the assembly and the use of a whole machine.

Referring to fig. 5, fig. 5 is a schematic diagram illustrating a top cover assembly according to an embodiment of the application.

As shown in fig. 5, in some embodiments, the top cover assembly 2 includes a top cover main body 21 and a conductive elastic member 22, the top cover main body 21 is mounted on the housing assembly 1, the top cover main body 21 is in communication with the housing assembly 1, the conductive elastic member 22 is mounted on the top cover main body 21, the conductive elastic member 22 is used for elastically compressing the battery 4, and the conductive elastic member 22 enables the negative electrode of the battery 4 to be in communication with the top cover main body 21.

In some cases, the battery pack is mainly suitable for a handheld range finder, and the battery pack has the characteristic of power failure prevention.

The hand-held distance meter can conveniently and rapidly measure the ground distance between the target and the observer, and is widely applied to the field of outdoor exercises and instrument measurement. However, as the range finder is used by an observer in hands, the use environment is variable, and the situation that the battery pack of the range finder is powered off due to severe shaking often occurs. To solve this problem, when the top cover assembly 2 of the battery pack presses the battery 4 in the housing assembly 1, the conductive elastic member 22 presses the battery 4 to be pre-pressed, so that the battery 4 can be prevented from being powered off due to vibration and impact in practical application. Therefore, the design scheme of the battery pack can prevent the occurrence of power failure caused by vibration and shake in the process of using the range finder by a user, improves the reliability of products, and improves the use experience of the user and the overall range finding performance of the range finder.

Referring to fig. 6, fig. 6 is a schematic structural view of a top cover assembly according to an embodiment of the application.

As shown in fig. 6, in some embodiments, the top cover main body 21 includes a screwing portion 211 and a fitting portion 212, the screwing portion 211 is located outside the housing assembly 1, the fitting portion 212 is connected to the screwing portion 211, and the fitting portion 212 is mounted inside the housing assembly 1.

In the present embodiment, the circumferential side of the fitting portion 212 is provided with a projection 2121, and the end of the housing assembly 1 to which the fitting portion 212 is attached is provided with a rail 11 that is snap-fitted with the projection 2121.

In some cases, the battery pack also has the characteristic of quick disassembly.

When the battery is replaced, the battery cover needs to be rotated for a few circles to separate from the battery cylinder, and the user experience can be influenced by tedious operation during battery replacement. To solve this problem, the top cover assembly 2 of the battery pack is fastened to the housing assembly 1 by means of a snap fastener, and the top cover assembly 2 is only required to be rotated clockwise or counterclockwise by a certain angle during assembly and disassembly. Therefore, the battery cover can be quickly assembled and disassembled when the battery is replaced by the design scheme of the battery pack, and the use experience of a user is improved.

Referring to fig. 7, fig. 7 is a schematic structural diagram of a track according to an embodiment of the application.

As shown in fig. 7, in some embodiments, the track 11 includes a vertical access channel 111 and a lateral fixed channel 112, with the end of the access channel 111 communicating with the head end of the fixed channel 112.

In this embodiment, the track 11 is L-shaped. When the cap assembly 2 is mounted on the housing assembly 1, it is necessary to align the protrusion 2121 of the cap assembly 2 with the head end of the inlet channel 111, then press the cap assembly 2 down, move the protrusion 2121 of the cap assembly 2 along the inlet channel 111 to the end of the inlet channel 111, and then rotate the cap assembly 2, so that the protrusion 2121 of the cap assembly 2 enters the fixing channel 112, and at this time, the fixing channel 112 will limit the protrusion 2121, thereby preventing the cap assembly 2 from being separated upward relative to the housing assembly 1. When the top cover assembly 2 is detached from the housing assembly 1, the above process is only needed to be reversely performed, that is, the top cover assembly 2 is rotated first to enable the protrusion 2121 of the top cover assembly 2 to exit the fixed channel 112 and be located at the end of the access channel 111, and then the top cover assembly 2 can be pulled upwards relative to the housing assembly 1 under the reaction force of the conductive elastic member 22 or manually.

Further, the end of the fixing channel 112 is provided with a fixing step surface 1121, and the distance between the fixing step surface 1121 and the battery 4 is greater than the distance between the part between the head end and the end of the fixing channel 112 and the battery 4.

In this embodiment, by providing the fixing step surface 1121 such that the protrusion 2121 is lifted a small distance by the reaction force of the conductive elastic member 22 after entering the end of the fixing channel 112, the movement of the protrusion 2121 in the entrance channel 111 is restricted by the protrusion 2121 being lifted up against the fixing step surface 1121. When it is desired to remove cap assembly 2 from housing assembly 1, cap assembly 2 can be removed by simply pressing cap assembly 2 down to disengage protrusion 2121 downwardly from stepped surface 1121, restricting movement of protrusion 2121 into access 111, and then rotating cap assembly 2.

In some embodiments, the conductive elastic member 22 is a coil spring, one end of which has a large diameter and is mounted to the top cover body 21, and one end of which has a small diameter for elastically pressing the battery 4.

In some embodiments, the circumferential side of the screw portion 211 is provided with a wave-shaped resistance increasing structure 2111, and the surface of the screw portion 211 is provided with a handle structure 2112.

Further, the handle structure 2112 includes a cylindrical pin 21121 and a rotary dial 21122, the cylindrical pin 21121 is mounted on the screw 211, and the rotary dial 21122 is rotatably assembled with the screw 211 by the cylindrical pin 21121.

In this embodiment, when the top cover assembly 2 is assembled and disassembled, the rotary dial 21122 is manually moved to be in a vertical state, and then the rotary dial 21122 is manually pinched and rotated by a finger, so that the top cover assembly 2 can be assembled and disassembled after being rotated clockwise or counterclockwise by a certain angle.

In some embodiments, the sealing assembly 5 further comprises a sealing assembly 5, the sealing assembly 5 comprising a first sealing ring 51 and a second sealing ring 52, the first sealing ring 51 being mounted to the housing assembly 1, the first sealing ring 51 being configured to provide a seal between the housing assembly 1 and the battery 4, the second sealing ring 52 being mounted to the top cap assembly 2, the second sealing ring 52 being configured to provide a seal between the top cap assembly 2 and the housing assembly 1.

Alternatively, the first conductive member 31 and the second conductive member 33 are soldered to each other by wires, and the current is conducted to a circuit board of an electric device such as a range finder by the wires. Wherein, the first conductive member 31 is a conductive screw, the second conductive member 33 is a conductive column, and the insulating member 32 is an insulating pad.

Referring to fig. 8, fig. 8 is a schematic structural diagram of a range finder according to an embodiment of the present application.

As shown in fig. 8, the present application further provides a range finder, which includes the above battery pack 100.

The rangefinder should have all of the benefits of the battery pack 100 described above; the top of the battery pack is pressed by a tower spring, and the bottom of the battery pack is provided with a conductive column and an insulating pad structure, so that the battery is subjected to pretightening force in use, and the range finder is prevented from being powered off due to vibration impact; in addition, the top cover component is connected with the shell component by a buckle, and the battery is convenient and rapid to replace. The structural design of the whole battery pack greatly improves the use convenience and reliability of the product.

Referring to fig. 9, fig. 9 is a schematic structural diagram of the housing assembly and the rangefinder panel of fig. 8.

As shown in fig. 9, the casing assembly 1 of the battery pack 100 and the panel assembly of the range finder are integrally formed, and when the whole range finder is assembled, the base assembly 3 is arranged at the bottom end of the casing assembly 1 in addition to the casing assembly 1 and the panel assembly, at this time, the part of the range finder including the casing assembly 1 and the base assembly 3 can be regarded as a whole, the whole is fixed, the battery 4 and the top cover assembly 2 can be mounted on the whole, the top cover assembly 2 is a structure convenient to mount, and the top cover assembly 2 has better maintenance conditions than the base assembly 3, so that the conductive elastic member 22 is arranged on the top cover assembly 2, and the maintenance capability for failure of the spring can be improved.

It should be noted that many components mentioned in the present application are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art through technical manuals or through routine experimental methods.

It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The battery pack and the range finder provided by the application are described in detail above. The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present application and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the application can be made without departing from the principles of the application and these modifications and adaptations are intended to be within the scope of the application as defined in the following claims.

Claims (10)

1. The battery pack comprises a shell assembly (1), and a top cover assembly (2) and a base assembly (3) which are arranged at two ends of the shell assembly (1), wherein a battery (4) is arranged in the shell assembly (1); characterized in that the base assembly (3) comprises:

A first conductive member (31) mounted on the housing assembly (1), the first conductive member (31) being in conduction with the negative electrode of the battery (4) through the housing assembly (1) and the top cover assembly (2);

an insulator (32) mounted to the housing assembly (1), the insulator (32) being insulated from the housing assembly (1);

And a second conductive member (33) mounted on the insulating member (32), wherein the second conductive member (33) is insulated from the housing assembly (1) and is also conducted with the positive electrode of the battery (4).

2. The battery pack according to claim 1, wherein the top cap assembly (2) includes:

a top cover main body (21) mounted on the housing assembly (1), the top cover main body (21) being in communication with the housing assembly (1);

The conductive elastic piece (22) is arranged on the top cover main body (21), the conductive elastic piece (22) is used for elastically pressing the battery (4), and the conductive elastic piece (22) enables the negative electrode of the battery (4) to be conducted with the top cover main body (21).

3. The battery pack according to claim 2, wherein the top cover main body (21) includes:

a screw (211) located outside the housing assembly (1);

A fitting portion (212) connected to the screwing portion (211), the fitting portion (212) being mounted inside the housing assembly (1);

Wherein, the periphery side of mating part (212) is provided with protruding (2121), the tip of casing subassembly (1) installation mating part (212) is provided with protruding (2121) snap-fit's track (11).

4. A battery according to claim 3, characterized in that the rail (11) comprises a vertical access channel (111) and a transverse fixed channel (112), the end of the access channel (111) being in communication with the head end of the fixed channel (112).

5. The battery pack according to claim 4, wherein the end of the fixing passage (112) is provided with a fixing step surface (1121), and the fixing step surface (1121) is spaced from the battery (4) more than the portion between the head end and the end of the fixing passage (112) is spaced from the battery (4).

6. The battery pack according to claim 2, wherein the conductive elastic member (22) is a tower spring, a large diameter end of the tower spring is mounted to the top cover main body (21), and a small diameter end of the tower spring is used for elastically pressing the battery (4).

7. A battery pack according to claim 3, wherein the peripheral side of the screwing part (211) is provided with a wave-shaped resistance increasing structure (2111), and the surface of the screwing part (211) is provided with a handle structure (2112).

8. The battery pack according to claim 7, wherein the handle structure (2112) comprises:

A cylindrical pin (21121) attached to the screw portion (211);

The rotary plectrum (21122) is assembled with the screwing part (211) in a rotary way through the cylindrical pin (21121).

9. The battery according to claim 1, further comprising a sealing assembly (5), the sealing assembly (5) comprising:

a first seal ring (51) mounted to the housing assembly (1), the first seal ring (51) being adapted to provide a seal between the housing assembly (1) and the battery (4);

And a second sealing ring (52) mounted on the top cover assembly (2), wherein the second sealing ring (52) is used for providing sealing between the top cover assembly (2) and the shell assembly (1).

10. A rangefinder, characterized in that it comprises a battery (100) according to any of claims 1 to 9.