Cylindrical battery and electronic equipment

Abstract

The utility model relates to the technical field of batteries, and discloses a cylindrical battery and electronic equipment, and the cylindrical battery comprises a battery cell, a shell, a positioning piece and a pulling piece, wherein the battery cell is arranged in the shell; an annular groove is formed in the peripheral wall of one end of the shell; the positioning piece is arranged in the annular groove; the pulling piece is arranged in the annular groove, and the positioning piece is used for positioning the pulling piece in the annular groove. The cylindrical battery is installed in the battery jar of the electronic equipment, when the cylindrical battery needs to be disassembled, the pulling piece is pulled by a hand, one end of the cylindrical battery is lifted through the pulling piece, the whole cylindrical battery can be conveniently and rapidly taken out of the battery jar, the battery does not need to be dug out of the battery jar, and a battery shell is effectively prevented from being damaged; meanwhile, the pulling piece is arranged in the annular groove, so that the space outside the battery shell is not occupied, and the cylindrical battery can be conveniently loaded into the battery jar again; and the positioning piece is used for positioning the pulling piece in the annular groove, so that the pulling piece is prevented from being separated from the annular groove when the pulling piece is pulled out of the battery jar.

Description

Technical Field

[0001] The utility model relates to the technical field of batteries, in particular to a cylindrical battery and electronic equipment. Background Art

[0002] Cylindrical batteries have wide adaptability and are now widely used in modern portable electronic devices. The electronic device is provided with a battery slot, one end of which is provided with a spring, and the cylindrical battery is installed in the battery slot. The spring is crimped on one end of the cylindrical battery to press the cylindrical battery tightly in the battery slot. The cylindrical battery is inconvenient to disassemble. When the cylindrical battery needs to be removed, it is necessary to manually pull the cylindrical battery out of the battery slot. This disassembly method is likely to damage the battery housing and the cylindrical battery.

[0003] There is a cylindrical battery in the prior art, with a ring groove at one end of the cylindrical battery, an open ring in the ring groove, and an axially movable buckle plate on the open ring. The cylindrical battery is installed in the battery slot. When the cylindrical battery needs to be removed, the buckle plate is pushed so that the end of the buckle plate exceeds the end of the cylindrical battery, and the buckle plate is pulled outward to remove the cylindrical battery. This battery disassembly method has requirements for the axial space of the battery slot. When the axial space of the battery slot is insufficient, it cannot accommodate the buckle plate extending out of the end of the cylindrical battery, making it difficult to disassemble the cylindrical battery. Utility Model Content

[0004] In view of this, the utility model provides a cylindrical battery and an electronic device to solve the problem of inconvenient disassembly of cylindrical batteries in the prior art.

[0005] In a first aspect, the utility model provides a cylindrical battery, characterized in that it includes:

[0006] Battery cells;

[0007] A shell, wherein the battery cell is arranged in the shell; an annular groove is arranged on the outer peripheral wall of one end of the shell;

[0008] A positioning member, disposed in the annular groove;

[0009] The pulling member is arranged in the annular groove, and the positioning member is used to position the pulling member in the annular groove.

[0010] Beneficial effects: When the cylindrical battery of this structure is in use, the cylindrical battery is installed in the battery slot of the electronic device. When the cylindrical battery needs to be disassembled, the pulling piece is pulled by hand, and one end of the cylindrical battery is lifted by the pulling piece, so that the entire cylindrical battery can be conveniently and quickly taken out of the battery slot, without having to dig the battery out of the battery slot, effectively preventing damage to the battery shell; at the same time, the pulling piece is arranged in the annular groove, without occupying the space outside the battery shell, so that the cylindrical battery can be easily loaded into the battery slot again; the positioning piece positions the pulling piece in the annular groove to prevent the pulling piece from being separated from the annular groove when the pulling piece is pulled out of the battery slot.

[0011] In an optional embodiment, a plurality of accommodating grooves are further provided on the outer circumferential wall of the shell, and the plurality of accommodating grooves are arranged at intervals along the circumference of the annular groove, and the open ends of the accommodating grooves are connected to the annular groove; the pulling member is a soft pulling member, and the soft pulling member is arranged in the annular groove; the circumference of the soft pulling member is greater than the circumference of the annular groove; in the circumferential direction of the shell, the accommodating groove and the positioning member are staggered, and the soft pulling member is suitable for moving into the accommodating groove under the action of external force.

[0012] Beneficial effect: By setting a plurality of accommodating grooves and connecting the annular grooves of the accommodating grooves, the soft pulling piece is pushed into the accommodating groove to increase the moving distance of the soft pulling piece, which makes it convenient for personnel to hold the soft pulling piece in the accommodating groove, thereby facilitating the soft pulling piece to be taken out of the accommodating groove, and can solve the problem that the soft pulling piece is inconvenient to be taken out of the annular groove.

[0013] In an optional embodiment, a plurality of the positioning members are provided, and the plurality of the positioning members are arranged at intervals along the circumference of the annular groove, and each of the positioning members is provided with a through hole, and the soft pulling member is movably inserted into the through hole.

[0014] In an optional embodiment, it further includes a moving component, the moving component includes a moving member, the moving member is movably arranged in the accommodating groove, and the soft pulling member moved into the accommodating groove is suitable for being wound around the moving member.

[0015] Beneficial effect: When the cylindrical battery needs to be installed again, the pull rope protruding from the outer wall of the shell is wound around the movable part, and the movable part is moved in the direction away from the annular groove to straighten the pull rope in the accommodating groove, so that the pull rope is accommodated in the accommodating groove, preventing the pull rope from protruding from the outer wall of the shell, which is conducive to the re-installation of the cylindrical battery.

[0016] In an optional embodiment, the movable part includes a sliding plate, a connecting plate and a crimping plate, the connecting plate is arranged on the sliding plate, the crimping plate is arranged on the connecting plate, and a clamping groove is formed between the crimping plates on both sides of the connecting plate and the sliding plate, and the soft pulling part moved into the accommodating groove is suitable for being clamped in the clamping groove; the sliding plate is slidably arranged in the accommodating groove.

[0017] Beneficial effects: the sliding plate, the connecting plate and the crimping plate form an "I"-shaped structure to form a clamping groove on both sides of the connecting plate, the draw rope is clamped in the clamping groove, and the draw rope is fixed quickly and conveniently.

[0018] In an optional embodiment, the moving component includes relatively arranged support plates, the support plates are fixed in the accommodating groove; the support plates are provided with sliding grooves, and both ends of the sliding plate can be slidably engaged in the sliding grooves on both sides thereof.

[0019] Beneficial effects: the supporting plate slides to support the sliding plate, making it convenient to set the sliding plate.

[0020] In an optional embodiment, the moving assembly further includes a limit plate, which is disposed at one end of the support plate close to the annular groove, and both ends of the limit plate are respectively connected to the support plates on both sides thereof.

[0021] Beneficial effect: when the moving part is pushed toward the annular groove, the limit plate is located at the end of the support plate to prevent the moving part from sliding out of the slide groove as a whole.

[0022] In an optional embodiment, the moving assembly further includes two groups of telescopic assemblies, telescopic grooves are respectively provided at both ends of the sliding plate, and the two groups of telescopic assemblies are respectively telescopically arranged in the two telescopic grooves; and positioning holes are respectively provided at one end of the two support plates facing away from the annular groove;

[0023] When the sliding plate is in a sliding state, the telescopic component is retracted into the telescopic groove, and the end of the telescopic component slides against the groove wall of the sliding groove; when the sliding plate moves to a positioning state, the telescopic groove moves into the positioning hole, and the telescopic component extends from the telescopic groove into the positioning hole to position the sliding plate at the positioning hole.

[0024] Beneficial effect: the telescopic slot moves into the positioning hole, and the telescopic assembly extends from the telescopic slot into the positioning hole to position the sliding plate at the positioning hole, thereby preventing the sliding plate from continuing to move.

[0025] In an optional embodiment, the telescopic assembly includes an elastic member and a positioning portion, the elastic member is fixed in the telescopic groove, and the positioning portion is fixed on a side of the elastic member away from the bottom of the telescopic groove; when the sliding plate is in a sliding state, the end of the positioning portion slides and abuts against the groove wall of the sliding groove, and the elastic member is in a compressed state; when the sliding plate moves and is in a positioning state, the elastic member is reset to push the positioning portion into the positioning hole.

[0026] Beneficial effect: when the telescopic assembly moves into the positioning hole, the elastic member is reset so that the positioning portion automatically extends into the positioning hole to achieve positioning, and the telescopic assembly has a simple structure.

[0027] In a second aspect, the utility model further provides an electronic device, comprising any one of the above cylindrical batteries, wherein the electronic device is provided with a battery slot, and the cylindrical battery is installed in the battery slot. The electronic device including the cylindrical battery has the same effect as the cylindrical battery, which will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0029] Figure 1 A schematic diagram of a cylindrical battery according to an embodiment of the utility model;

[0030] Figure 2 This is a schematic diagram of the partial structure of a cylindrical battery in an embodiment of the utility model (when the moving part is close to the annular groove);

[0031] Figure 3 for Figure 1 A is a partial enlarged schematic diagram;

[0032] Figure 4 This is a schematic diagram of the partial structure of a cylindrical battery in an embodiment of the utility model (when the moving part is positioned at the positioning hole);

[0033] Figure 5 This is a schematic diagram of a moving component in a cylindrical battery according to an embodiment of the utility model;

[0034] Figure 6 This is a cross-sectional view of a telescopic component in a cylindrical battery according to an embodiment of the utility model.

[0035] Description of reference numerals:

[0036] 1. Shell; 101. Annular groove; 102. Accommodating groove; 2. Positioning member; 201. Through hole; 3. Pulling member; 4. Moving assembly; 4011. Sliding plate; 40111. Telescopic groove; 4012. Connecting plate; 4013. Pressing plate; 4014. Snap-fit ​​groove; 402. Support plate; 4021. Slide groove; 4022. Positioning hole; 403. Limiting plate; 4041. Elastic member; 4042. Positioning portion; 405. Inner groove. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0038] Combine the following Figures 1 to 6 , describing an embodiment of the utility model.

[0039] According to an embodiment of the utility model, on the one hand, a cylindrical battery is provided, comprising a battery cell, a housing 1, a positioning member 2 and a pulling member 3. The battery cell is arranged in the housing 1; an annular groove 101 is arranged on the outer peripheral wall of one end of the housing 1; the positioning member 2 is arranged in the annular groove 101; the pulling member 3 is arranged in the annular groove 101, and the positioning member 2 is used to position the pulling member 3 in the annular groove 101.

[0040] When the cylindrical battery of this structure is in use, the cylindrical battery is installed in the battery slot of the electronic device. When the cylindrical battery needs to be removed, the pulling member 3 is pulled by hand, and one end of the cylindrical battery is lifted by the pulling member 3, so that the entire cylindrical battery can be conveniently and quickly taken out of the battery slot, without having to dig the battery out of the battery slot, effectively preventing damage to the battery housing 1; at the same time, the pulling member 3 is arranged in the annular groove 101, and there is no need to occupy the space outside the battery housing 1, so that the cylindrical battery can be easily loaded into the battery slot again; the positioning member 2 positions the pulling member 3 in the annular groove 101 to prevent the pulling member 3 from being separated from the annular groove 101 when the pulling member 3 is pulled out of the battery slot.

[0041] Optionally, in one embodiment, Figures 1 to 4As shown, a plurality of accommodating grooves 102 are further provided on the outer circumferential wall of the shell 1, and the plurality of accommodating grooves 102 are arranged at intervals along the circumference of the annular groove 101, and the open ends of the accommodating grooves 102 are connected to the annular groove 101; the pulling member 3 is a soft pulling member, and the soft pulling member is arranged in the annular groove 101; the circumference of the soft pulling member is greater than the circumference of the annular groove 101, so that the soft pulling member can be maintained in the annular groove 101 in a relaxed state; in the circumferential direction of the shell 1, the accommodating groove 102 and the positioning member 2 are staggered, and the soft pulling member is suitable for moving into the accommodating groove 102 under the action of external force.

[0042] When the cylindrical battery needs to be removed, the soft pull piece is moved into the receiving groove 102, and the soft pull piece in the receiving groove 102 is held and pulled out of the battery slot until one end of the cylindrical battery is pulled out of the battery slot, thereby conveniently and quickly removing the cylindrical battery. By providing a plurality of receiving grooves 102, and connecting the annular groove 101 of the receiving groove 102, the soft pull piece is moved into the receiving groove 102 to increase the moving distance of the soft pull piece, so that it is convenient for a person to hold the soft pull piece in the receiving groove 102, thereby conveniently taking the soft pull piece out of the receiving groove 102, and the problem that the soft pull piece is inconvenient to be taken out of the annular groove 101 can be solved.

[0043] Optionally, in one embodiment, Figure 1 , Figure 2 and Figure 4 As shown, there are multiple positioning members 2, and the multiple positioning members 2 are arranged at intervals along the circumference of the annular groove 101. Each positioning member 2 is provided with a through hole 201, and the soft pull member is movably inserted into the through hole 201. The soft pull member is provided with an annular groove 101, and one soft pull member sequentially passes through the positioning holes 4022 of all positioning members 2. The notch of the accommodating groove 102 faces the soft pull member between the two positioning members 2. The soft pull member can be moved to form a bent portion, and the bent portion is continuously moved to move it into the accommodating groove 102.

[0044] If multiple soft pullers are provided, and multiple pullers 3 are provided on the positioning members 2 one by one, when assembling cylindrical batteries, the pullers 3 need to be fixed on the positioning members 2 one by one, and the cylindrical battery assembly efficiency is low. In order to solve this problem, a soft puller of the utility model passes through each positioning member 2 in sequence, and the positioning of the soft puller is convenient and quick. Only one soft puller is provided, and the soft puller can be pulled out through any accommodating groove 102, and only one soft puller needs to be installed when installing cylindrical batteries.

[0045] The multiple positioning members 2 position the soft pulling member, and the positioning effect is good, which effectively prevents the soft pulling member from being separated from the annular groove 101 .

[0046] Optionally, a plurality of positioning members 2 are arranged at equal intervals along the circumference of the annular groove 101. The positioning members 2 are block-shaped and are arranged in a spanning manner in the annular groove 101.

[0047] Optionally, in one embodiment, the soft pull member comprises a pull cord.

[0048] In other embodiments, the soft pulling member may also be a rubber strip or a leather strip.

[0049] In other embodiments, the material of the pulling member 3 may also be a hard material. The pulling member 3 is disposed in the annular groove 101 , so that a person can conveniently hold the pulling member 3 and take one end of the cylindrical battery out of the battery slot through the pulling member 3 .

[0050] When the cylindrical battery is taken out, the drawstring is pulled out of the outer wall of the shell 1 for a certain length. If the drawstring protruding from the outer wall of the shell 1 is not fixed, the drawstring protruding from the outer wall of the shell 1 will affect the reinstallation of the cylindrical battery. Figures 2 to 5 As shown, the cylindrical battery is further provided with a moving assembly 4, which includes a moving member, which is movably arranged in the receiving groove 102, and the soft pulling member moved into the receiving groove 102 is suitable for being wound around the moving member. When the cylindrical battery needs to be installed again, the pull rope protruding from the outer wall of the shell 1 is wound around the moving member, and the moving member is moved in the direction away from the annular groove 101 to straighten the pull rope in the receiving groove 102, so that the pull rope is accommodated in the receiving groove 102, preventing the pull rope from protruding from the outer wall of the shell 1, which is conducive to the installation of the cylindrical battery again.

[0051] Optionally, in one embodiment, Figure 5 As shown, the moving part includes a sliding plate 4011, a connecting plate 4012 and a crimping plate 4013, the connecting plate 4012 is arranged on the sliding plate 4011, the crimping plate 4013 is arranged on the connecting plate 4012, and a clamping groove 4014 is formed between the crimping plates 4013 and the sliding plate 4011 on both sides of the connecting plate 4012, and the soft pulling part moved into the accommodating groove 102 is suitable for clamping in the clamping groove 4014; the sliding plate 4011 is slidably arranged in the accommodating groove 102. The sliding plate 4011, the connecting plate 4012 and the crimping plate 4013 are surrounded by an "I"-shaped structure to form a clamping groove 4014 on both sides of the connecting plate 4012, and the drawstring is clamped in the clamping groove 4014, and the drawstring is fixed quickly and conveniently. The sliding plate 4011 slides, driving the moving part and the drawstring to move toward or away from the annular groove 101 as a whole.

[0052] Optionally, the sliding plate 4011 , the connecting plate 4012 and the crimping plate 4013 are integrally formed, and the crimping plate 4013 is arranged toward the outside of the housing 1 , and pushing the crimping plate 4013 drives the sliding plate 4011 and the connecting plate 4012 to move as a whole.

[0053] like Figure 5 As shown, in one embodiment, the moving assembly 4 includes supporting plates 402 arranged opposite to each other, the supporting plates 402 being fixed in the receiving groove 102; the supporting plates 402 are provided with sliding grooves 4021, and the two ends of the sliding plate 4011 are slidably engaged in the sliding grooves 4021 on both sides thereof. The supporting plates 402 slidably support the sliding plate 4011, so as to facilitate the setting of the sliding plate 4011.

[0054] Specifically, in this embodiment, Figure 5 As shown, the length of the crimping plate 4013 is smaller than the distance between the two support plates 402 , so as to facilitate the clamping of the draw cord through the clamping groove 4014 .

[0055] like Figures 2 to 5 As shown, the moving assembly 4 further includes a limit plate 403, which is arranged at one end of the support plate 402 close to the annular groove 101, and the two ends of the limit plate 403 are respectively connected to the support plates 402 on both sides thereof. When the moving member is pushed toward the annular groove 101, the limit plate 403 is located at the end of the support plate 402 to prevent the moving member from sliding out of the slide groove 4021 as a whole.

[0056] Optionally, the limiting plate 403 is perpendicular to the supporting plate 402, and a limiting plate 403 is provided at each end of the supporting plate 402. The two limiting plates 403 and the two supporting plates 402 surround a rectangular frame structure, and an inner groove 405 is formed inside the frame structure. The pull rope between the moving part and the annular groove 101 is accommodated in the inner groove 405 to prevent the pull rope from protruding from the outer wall of the battery housing. The rectangular frame structure is fixed in the receiving groove 102 as a whole.

[0057] like Figure 5 and Figure 6 As shown, the moving component 4 also includes two groups of telescopic components, and telescopic grooves 40111 are respectively provided at both ends of the sliding plate 4011, and the two groups of telescopic components are respectively telescopically arranged in the two telescopic grooves 40111; the ends of the two support plates 402 facing away from the annular groove 101 are respectively provided with positioning holes 4022; when the sliding plate 4011 is in a sliding state, the telescopic components are retracted into the telescopic groove 40111, and the ends of the telescopic components slide and abut against the groove walls of the sliding grooves 4021; when the sliding plate 4011 moves and is in a positioning state, the telescopic groove 40111 moves into the positioning hole 4022, and the telescopic components extend from the telescopic groove 40111 into the positioning hole 4022 to position the sliding plate 4011 at the positioning hole 4022 to prevent the sliding plate 4011 from continuing to move.

[0058] Optionally, in one embodiment, the telescopic assembly includes an elastic member 4041 and a positioning portion 4042, wherein the elastic member 4041 is fixed in the telescopic slot 40111, and the positioning portion 4042 is fixed on a side of the elastic member 4041 away from the bottom of the telescopic slot 40111; when the sliding plate 4011 is in a sliding state, the end of the positioning portion 4042 slides against the slot wall of the sliding slot 4021, the positioning portion 4042 and the elastic frame are squeezed by the inner wall of the sliding slot 4021, and the elastic member 4041 is in a compressed state; when the sliding plate 4011 moves and is in a positioned state, the pressure of the sliding slot 4021 on the positioning portion 4042 disappears, and the elastic member 4041 is reset to push the positioning portion 4042 into the positioning hole 4022. When the telescopic assembly moves into the positioning hole 4022, the elastic member 4041 is reset to allow the positioning portion 4042 to automatically extend into the positioning hole 4022 to achieve positioning, and the telescopic assembly has a simple structure.

[0059] Specifically, in this embodiment, Figure 6 As shown, when the positioning portion 4042 extends into the positioning hole 4022, the upper end surface of the positioning portion 4042 is higher than the upper end surface of the positioning hole 4022, and the positioning effect is good; at the same time, the lower end surface of the positioning portion 4042 is lower than the upper end surface of the telescopic slot 40111, preventing the positioning portion 4042 from being separated from the telescopic hole. When the sliding plate 4011 needs to be slid again, the positioning portion 4042 is pressed downward, and the sliding plate 4011 is moved at the same time, so that the positioning portion 4042 moves into the sliding slot 4021 again, and the sliding plate 4011 can be slid normally.

[0060] like Figure 6 As shown, the outer wall of the positioning portion 4042 is in the shape of an arc surface, and the diameter of the upper portion of the positioning portion 4042 is smaller than the diameter of the lower portion, which is convenient for pressing the positioning portion 4042 downward and then moving the sliding plate 4011 toward the direction of the slide groove 4021. The arc surface of the positioning portion 4042 is conducive to its sliding into the slide groove 4021 along the inner wall of the support plate 402.

[0061] Optionally, the elastic member 4041 includes a spring.

[0062] In other embodiments, the telescopic assembly may further include a micro electric telescopic rod that can be automatically telescoped. When the micro electric telescopic rod is in the slide slot 4021, the electric telescopic rod retracts; when the micro electric telescopic rod is in the positioning hole 4022, the electric telescopic rod extends into the positioning hole 4022.

[0063] The cylindrical battery is installed in the battery slot of the electronic device. When the battery needs to be removed, the drawstring between any two convenient positioning members 2 is moved into the accommodating groove 102 until the drawstring is convenient to pick up, and then the drawstring is pulled outward with force to pull the cylindrical battery out of the battery slot. When the cylindrical battery needs to be installed again, the pulled-out section of the drawstring is clamped in the clamping grooves 4014 on both sides of the connecting plate 4012, and the crimping plate 4013 is pushed in the direction away from the annular groove 101 to flatten the drawstring and accommodate the drawstring in the inner groove 405 to prevent the drawstring from protruding from the outer wall of the housing 1; when the sliding plate 4011 moves to the positioning hole 4022, the spring is reset to push the positioning part 4042 out of the positioning hole 4022, so that the sliding plate 4011 is positioned at the positioning hole 4022, and then the cylindrical battery is loaded into the battery slot.

[0064] According to an embodiment of the present invention, on the other hand, an electronic device is provided, comprising the above-mentioned cylindrical battery, wherein a battery slot is provided on the electronic device, and the cylindrical battery is installed in the battery slot.

[0065] In an electronic device of this structure, when the cylindrical battery needs to be removed, the pulling member 3 is pulled by hand, and one end of the cylindrical battery is lifted by the pulling member 3, so that the entire cylindrical battery can be conveniently and quickly taken out from the battery slot, without having to dig the battery out of the battery slot, thereby effectively preventing damage to the battery housing 1; at the same time, the pulling member 3 is arranged in the annular groove 101, without occupying the space outside the battery housing 1, so that the cylindrical battery can be easily installed into the battery slot again.

[0066] Although the embodiments of the present invention are described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations are all within the scope defined by the appended claims.

Claims

1. A cylindrical battery, characterized in that: include: Battery cells; A shell (1), wherein the battery core is arranged in the shell (1); an annular groove (101) is provided on an outer peripheral wall at one end of the shell (1); A positioning member (2) is arranged in the annular groove (101); The pulling member (3) is arranged in the annular groove (101), and the positioning member (2) is used to position the pulling member (3) in the annular groove (101).

2. The cylindrical battery according to claim 1, characterized in that: The outer peripheral wall of the shell (1) is also provided with a plurality of accommodating grooves (102), the plurality of accommodating grooves (102) are arranged at intervals along the circumference of the annular groove (101), and the open ends of the accommodating grooves (102) are connected to the annular groove (101); the pulling member (3) is a soft pulling member, and the soft pulling member is arranged in the annular groove (101); the circumference of the soft pulling member is greater than the circumference of the annular groove (101); in the circumferential direction of the shell (1), the accommodating groove (102) and the positioning member (2) are staggered, and the soft pulling member is suitable for moving into the accommodating groove (102) under the action of an external force.

3. The cylindrical battery according to claim 2, characterized in that: A plurality of the positioning members (2) are provided, and the plurality of the positioning members (2) are arranged at intervals along the circumference of the annular groove (101), and each of the positioning members (2) is provided with a through hole (201), and the soft pulling member is movably inserted into the through hole (201).

4. The cylindrical battery according to claim 2 or 3, characterized in that: It also comprises a moving assembly (4), the moving assembly (4) comprising a moving piece, the moving piece being movably arranged in the accommodating groove (102), and the soft pulling piece moved into the accommodating groove (102) being suitable for being wound around the moving piece.

5. The cylindrical battery according to claim 4, characterized in that: The movable member comprises a sliding plate (4011), a connecting plate (4012) and a crimping plate (4013); the connecting plate (4012) is arranged on the sliding plate (4011); the crimping plate (4013) is arranged on the connecting plate (4012); a clamping groove (4014) is formed between the crimping plates (4013) on both sides of the connecting plate (4012) and the sliding plate (4011); the soft pulling member moved into the accommodating groove (102) is suitable for being clamped in the clamping groove (4014); and the sliding plate (4011) is slidably arranged in the accommodating groove (102).

6. The cylindrical battery according to claim 5, characterized in that: The moving assembly (4) comprises supporting plates (402) arranged opposite to each other, wherein the supporting plates (402) are fixed in the accommodating groove (102); a sliding groove (4021) is provided on the supporting plate (402), and the two ends of the sliding plate (4011) can be slidably engaged in the sliding grooves (4021) on both sides thereof.

7. The cylindrical battery according to claim 6, characterized in that: The moving assembly (4) further comprises a limiting plate (403), wherein the limiting plate (403) is arranged at one end of the supporting plate (402) close to the annular groove (101), and the two ends of the limiting plate (403) are respectively connected to the supporting plates (402) on both sides thereof.

8. The cylindrical battery according to claim 6, characterized in that: The moving assembly (4) further comprises two groups of telescopic assemblies, and telescopic grooves (40111) are respectively provided at both ends of the sliding plate (4011), and the two groups of telescopic assemblies are respectively telescopically arranged in the two telescopic grooves (40111); and positioning holes (4022) are respectively provided at one end of the two support plates (402) facing away from the annular groove (101); When the sliding plate (4011) is in a sliding state, the telescopic component is retracted into the telescopic groove (40111), and the end of the telescopic component slides and abuts against the groove wall of the sliding groove (4021); when the sliding plate (4011) moves and is in a positioning state, the telescopic groove (40111) moves into the positioning hole (4022), and the telescopic component extends from the telescopic groove (40111) into the positioning hole (4022) to position the sliding plate (4011) at the positioning hole (4022).

9. The cylindrical battery according to claim 8, characterized in that: The telescopic assembly comprises an elastic member (4041) and a positioning portion (4042), wherein the elastic member (4041) is fixed in the telescopic groove (40111), and the positioning portion (4042) is fixed on a side of the elastic member (4041) away from the bottom of the telescopic groove (40111); when the sliding plate (4011) is in a sliding state, the end of the positioning portion (4042) slides against the groove wall of the sliding groove (4021), and the elastic member (4041) is in a compressed state; when the sliding plate (4011) moves and is in a positioning state, the elastic member (4041) is reset to push the positioning portion (4042) into the positioning hole (4022).

10. An electronic device, characterized in that: The cylindrical battery comprises the cylindrical battery according to any one of claims 1 to 9, wherein the electronic device is provided with a battery slot, and the cylindrical battery is installed in the battery slot.

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