Battery connector with battery locking structure

Abstract

The utility model discloses a battery connector with a battery locking structure, which comprises a shell used for installing a battery and connecting and installing a PCB (Printed Circuit Board), the shell is provided with a connecting pin electrically connected with the PCB, and the shell comprises a first locking structure; the lock catch main body is connected and mounted at one end of the shell and is used for locking the battery in the shell, and the lock catch main body comprises a second locking structure connected with the first locking structure; and the spring is mounted on the lock catch main body and accommodated in the shell, and the spring is used for electrically connecting the negative electrode of the battery with the shell. According to the battery connector with the battery locking structure, the metal shell covers the battery to serve as a negative electrode, and a positive electrode of the battery is in direct contact with the PCB, so that the space occupied by the connector is reduced, the problem of layout space of the PCB is solved, and the design is more flexible when the appearance design space of an electronic product is insufficient; and unlocking must be performed by means of tools, so that the problem of mistaken unlocking by children is avoided, and the battery is prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply devices, and in particular discloses a battery connector with a battery locking structure. Background Art

[0002] Existing cylindrical battery connectors usually use a combination of plastic and hardware terminals to complete power transmission. The positive and negative terminals are usually connected to the PCB using welding wires or longer terminals are welded to the PCB. The product size is relatively large and occupies a large space. It is usually fixed with plastic itself or with a plastic cover, which is easy to unlock and the battery is easy to fall off, thus affecting normal use. Utility Model Content

[0003] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the utility model is to provide a battery connector with a battery locking structure, in which the metal shell is directly connected to the negative electrode of the battery, and the PCB board is directly connected to the positive electrode of the battery, thereby optimizing the space design, and utilizing the lock body and the shell to lock each other, which can only be unlocked with the help of tools, effectively preventing the battery from falling off and affecting normal use.

[0004] To achieve the above-mentioned purpose, the utility model provides a battery connector with a battery locking structure, comprising:

[0005] A housing, the housing is used to install a battery and connect to a PCB board, the housing is provided with a connection pin electrically connected to the PCB board, and the housing includes a first locking structure;

[0006] A lock body, the lock body is connected and mounted on one end of the housing and is used to lock the battery in the housing, the lock body includes a second locking structure connected to the first locking structure;

[0007] A spring is installed on the lock body and accommodated in the shell, and the spring is used to electrically connect the negative electrode of the battery and the shell.

[0008] Specifically, the first locking structure includes a card slot and an insertion slot connected to the card slot, the insertion slot and the card slot are both arranged at one end of the housing, and damping protrusions are arranged on both side walls of the connection between the card slot and the insertion slot.

[0009] Specifically, the second locking structure includes a damping column, which is accommodated in a receiving hole provided on the side wall of the lock body, one end of the damping column protrudes out of the receiving hole, and the damping column is accommodated in the card slot to lock the lock body in the shell.

[0010] Specifically, the first locking structure includes a locking hole, and the locking hole is arranged through the side wall of the shell.

[0011] Specifically, the second locking structure includes a second hook, which is protrudingly arranged on the outside of the lock body, and the second hook is engaged in the locking hole to lock the lock body in the shell.

[0012] Specifically, the lock body is provided with a positioning convex strip, which is formed by convexly protruding outward from the outer side of the lock body, and the length direction of the positioning convex strip is parallel to the axis of the lock body.

[0013] Specifically, the shell is provided with a positioning groove, the positioning groove is located at one end of the shell accommodating the lock body, the positioning groove is an open groove, and the positioning groove is used to accommodate the positioning convex strip.

[0014] Specifically, the lock body is provided with a first hook, the first hook is located at one end of the lock body close to the battery, and the first hook is used to install the spring.

[0015] Specifically, the lock body is provided with a first tool groove, which is formed inwardly from the end of the lock body away from the battery, and is used to accommodate an external unlocking tool.

[0016] Specifically, the lock body is also provided with a plurality of second tool grooves, which are arranged around the outside of the lock body, and the second tool grooves are formed inwardly from the outer surface of the lock body, and are used to accommodate external unlocking tools.

[0017] The beneficial effects of the utility model are as follows: the battery connector with a battery locking structure described in the utility model comprises a shell, a locking body and a spring; the metal shell covers the battery as a negative electrode, and the positive electrode of the battery directly contacts the PCB board, thereby reducing the space occupied by the connector, solving the problem of PCB board layout space, and making the design more flexible when the appearance design space of the electronic product is insufficient; and the battery must be unlocked with the aid of a tool to prevent children from misunderstanding the lock problem and preventing the battery from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the first embodiment of the utility model;

[0019] Figure 2 This is a schematic diagram of the exploded structure of the first embodiment of the present utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the lock body of the first embodiment of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the second embodiment of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the lock body of the second embodiment of the utility model.

[0023] Reference numerals include:

[0024] 1—housing 2—battery 3—PCB board

[0025] 4—Lock body 5—Spring

[0026] 11—Connecting foot 12—Card slot 13—Entering slot

[0027] 14—damping bump 15—card hole 16—positioning slot

[0028] 41—damping column 42—second hook 43—positioning convex strip

[0029] 44 —first hook 45 —first tool slot 46 —second tool slot. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with embodiments and drawings. The contents mentioned in the implementation modes are not intended to limit the present invention.

[0031] Embodiment 1.

[0032] See also Figures 1 to 3 As shown, a battery connector with a battery locking structure of the utility model comprises:

[0033] A housing 1, wherein the housing 1 is used to install a battery 2 and connect and install a PCB board 3. A mounting groove for installing the PCB board 3 is provided at one end of the housing 1. The positive electrode of the battery 2 installed in the housing 1 is directly in contact with the PCB board 3. The housing 1 is made of a conductive metal material. The housing 1 is provided with a connecting pin 11 electrically connected to the PCB board 3. The housing 1 includes a first locking structure;

[0034] The spring 5 can be a conical coil spring 5 or a spring 5 of other suitable shapes. The spring 5 is installed on the lock body 4 and accommodated in the shell 1. The spring 5 is used to electrically connect the negative electrode of the battery 2 and the shell 1; the PCB board 3 is directly connected to the positive electrode of the battery 2, and the negative electrode of the battery 2 is connected to the PCB board 3 via the spring 5 and the shell 1 to form a closed circuit, reducing the space occupied by the connector, solving the layout space problem of the PCB board 3, and making the design more flexible when the appearance design space of the electronic product is insufficient.

[0035] The lock body 4 is made of insulating plastic material. The lock body 4 is connected and installed at one end of the shell 1 and is used to lock the battery 2 in the shell 1. The lock body 4 includes a second locking structure connected to the first locking structure. After the first locking structure is connected and locked with the second locking structure, a specific tool is required to unlock it to avoid the problem of the battery 2 falling off due to misunderstanding of the lock.

[0036] See also Figure 1 to Figure 2 As shown, the first locking structure includes a card slot 12 and an insertion slot 13 connected to the card slot 12, the insertion slot 13 and the card slot 12 are both arranged at one end of the housing 1, and the insertion slot 13 is opened at the end away from the card slot 12, the length direction of the insertion slot 13 is parallel to the axis of the housing 1, the insertion slot 13 and the card slot 12 are perpendicular to each other, and damping protrusions 14 are arranged on both side walls of the connection between the card slot 12 and the insertion slot 13.

[0037] See also Figure 3 As shown, the second locking structure includes a damping column 41, which is accommodated in a receiving hole provided on the side wall of the lock body 4, one end of the damping column 41 protrudes out of the receiving hole, and the damping column 41 is accommodated in the card slot 12 to lock the lock body 4 in the housing 1. The damping column 41 can be a plastic material with an integrated structure with the lock body 4, but in this embodiment, the damping column 41 is made of stainless steel material to enhance the wear resistance of the damping column 41. The damping column 41 made of stainless steel can achieve the goal of entering and exiting the card slot 12 and rubbing against the damping protrusion 14 100 times.

[0038] In actual application, the battery 2 is placed into the housing 1 with the positive electrode facing the PCB board 3, and then the damping column 41 is aligned with the insertion groove 13, and the end of the lock body 4 with the spring 5 is pushed into the housing 1 against the negative electrode of the battery 2. When the damping column 41 reaches the end of the insertion groove 13, the lock body 4 is rotated relative to the housing 1 so that the damping column 41 passes over the damping protrusion 14 and enters the card slot 12, and the lock body 4 locks the battery 2 in the housing 1. If the battery 2 is to be removed from the housing 1, a special tool is required to unlock the lock body 4 from the housing 1, and finally the lock body 4 is pushed out of the housing 1 with the help of the elastic force of the spring 5.

[0039] See also Figure 3 As shown, the lock body 4 is provided with a first hook 44, and the first hook 44 is located at one end of the lock body 4 close to the battery 2. The first hook 44 is used to install the spring 5, and the large diameter end of the conical coil spring 5 is hooked on the first hook 44. In the present embodiment, the number of the first hooks 44 is three, and the three first hooks 44 extend outward from one end of the lock body 4 close to the battery 2. The first hook 44 and the lock body 4 are an integrated structure.

[0040] See also Figures 1 to 3 As shown, the lock body 4 is provided with a first tool groove 45, and the first tool groove 45 is formed inwardly from the end of the lock body 4 away from the battery 2. The first tool groove 45 is used to accommodate an external unlocking tool. The first tool groove 45 is a rectangular groove, which is convenient for accommodating an external unlocking tool so that the lock body 4 can rotate with the unlocking tool. The principle is the same as the use principle of a "one" screwdriver, thereby achieving the purpose of unlocking.

[0041] See also Figures 1 to 3 As shown, the lock body 4 is also provided with a plurality of second tool grooves 46, which are arranged around the outer side of the lock body 4, and the second tool grooves 46 are formed inwardly from the outer side surface of the lock body 4. The second tool grooves 46 are used to accommodate external unlocking tools. In this embodiment, the number of the second tool grooves 46 is three, and the design of the second tool grooves 46 forms a gap between the side of the lock body 4 and the inner side wall of the shell 1, so that it is convenient to clamp the lock body 4 with an unlocking tool such as tweezers or clamps, thereby driving the lock body 4 to rotate relative to the shell 1 to complete the unlocking.

[0042] Embodiment 2.

[0043] See also Figures 4 to 5 As shown, in this embodiment, the first locking structure includes a latch hole 15 , which is arranged through the side wall of the housing 1 . There are two latch holes 15 , which are symmetrically arranged about the central axis of the housing 1 .

[0044] See also Figures 4 to 5 As shown, the second locking structure includes a second hook 42, which is protrudingly arranged on the outside of the lock body 4, and the second hook 42 is engaged in the engaging hole 15 so that the lock body 4 is locked in the housing 1, and the number and position of the second hooks 42 correspond to the engaging hole 15. When the locking method of engaging the engaging hole 15 with the second hook 42 is adopted, when unlocking, the two second hooks 42 need to be pressed inward at the same time, so that the second hooks 42 no longer engage the hole wall of the engaging hole 15, and the lock body 4 is pushed out of the housing 1 by the elastic force of the spring 5.

[0045] See also Figures 4 to 5 As shown, the lock body 4 is provided with a positioning ridge 43, which is formed by protruding outward from the outer side of the lock body 4. The length direction of the positioning ridge 43 is parallel to the axis of the lock body 4, and the positioning ridge 43 and the lock body 4 are an integrated structure.

[0046] See also Figures 4 to 5 As shown, the housing 1 is provided with a positioning groove 16, which is located at one end of the housing 1 accommodating the lock body 4. The positioning groove 16 is an open groove, and the positioning groove 16 is used to accommodate the positioning convex strip 43. The positioning convex strip 43 cooperates with the positioning groove 16 to position the installation of the lock body 4, so that the second hook 42 can accurately enter the clamping hole 15 to achieve locking.

[0047] The rest of this embodiment is the same as the first embodiment. The features not explained in this embodiment are all based on the explanations in the first embodiment and will not be described in detail here.

[0048] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. A battery connector with a battery locking structure, characterized in that: include: A housing (1), the housing (1) being used to install a battery (2) and to connect and install a PCB board (3), the housing (1) being provided with a connection pin (11) electrically connected to the PCB board (3), and the housing (1) comprising a first locking structure; A lock body (4), the lock body (4) being connected and mounted on one end of the housing (1) and used to lock the battery (2) in the housing (1), the lock body (4) comprising a second locking structure connected to the first locking structure; A spring (5) is mounted on the lock body (4) and accommodated in the shell (1). The spring (5) is used to electrically connect the negative electrode of the battery (2) and the shell (1).

2. The battery connector with a battery locking structure according to claim 1, characterized in that: The first locking structure comprises a card slot (12) and an insertion slot (13) connected to the card slot (12); the insertion slot (13) and the card slot (12) are both arranged at one end of the housing (1); and damping protrusions (14) are arranged on both side walls of the connection between the card slot (12) and the insertion slot (13).

3. The battery connector with a battery locking structure according to claim 2, characterized in that: The second locking structure comprises a damping column (41), the damping column (41) protruding from the side wall of the lock body (4), and the damping column (41) is accommodated in the card slot (12) so that the lock body (4) is locked in the housing (1).

4. The battery connector with a battery locking structure according to claim 1, characterized in that: The first locking structure comprises a locking hole (15), and the locking hole (15) is arranged through the side wall of the housing (1).

5. The battery connector with a battery locking structure according to claim 4, characterized in that: The second locking structure comprises a second hook (42), the second hook (42) is protrudingly arranged on the outside of the lock body (4), and the second hook (42) is engaged in the locking hole (15) so that the lock body (4) is locked in the housing (1).

6. The battery connector with a battery locking structure according to claim 5, characterized in that: The lock body (4) is provided with a positioning convex strip (43), which is formed by convexly convexly arranged outwardly from the outer side of the lock body (4), and the length direction of the positioning convex strip (43) is parallel to the axis of the lock body (4).

7. The battery connector with a battery locking structure according to claim 6, characterized in that: The housing (1) is provided with a positioning groove (16), the positioning groove (16) is located at one end of the housing (1) accommodating the lock body (4), the positioning groove (16) is an open groove, and the positioning groove (16) is used to accommodate the positioning convex strip (43).

8. The battery connector with a battery locking structure according to claim 1, characterized in that: The lock body (4) is provided with a first hook (44), the first hook (44) is located at one end of the lock body (4) close to the battery (2), and the first hook (44) is used to install the spring (5).

9. The battery connector with a battery locking structure according to claim 1, characterized in that: The lock body (4) is provided with a first tool groove (45), the first tool groove (45) is formed inwardly from the end of the lock body (4) away from the battery (2), and the first tool groove (45) is used to accommodate an external unlocking tool.

10. The battery connector with a battery locking structure according to claim 9, characterized in that: The lock body (4) is also provided with a plurality of second tool grooves (46), which are arranged around the outer side of the lock body (4), and the second tool grooves (46) are formed by being recessed inward from the outer side surface of the lock body (4), and the second tool grooves (46) are used to accommodate external unlocking tools.

Images