CN110854333A

CN110854333A - Battery locking device

Info

Publication number: CN110854333A
Application number: CN201911319412.0A
Authority: CN
Inventors: 陈启辉
Original assignee: Shanghai Moqin Intelligent Technology Co Ltd
Current assignee: Shanghai Moqin Intelligent Technology Co Ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-02-28

Abstract

The invention discloses a battery locking device which is applied to portable intelligent equipment such as a code scanning gun and a POS machine, so that the battery cannot be loosened or in poor contact after being installed on the equipment. The battery locking device comprises a battery module and a handle, wherein the battery module can be detachably locked and fixed with a battery filling groove of the handle, one end of the battery module is provided with a top cover, one side of the top cover is provided with an upper groove, the groove edge of the battery filling groove is provided with a lower groove, and when the battery module and the battery filling groove are locked and fixed, the upper groove and the lower groove can be abutted and surrounded to form a lock catch groove; the lock catch groove is internally provided with a sliding lock catch used for limiting the rotation of the battery module relative to the handle. When the battery module has the rotation trend for the handle, the slip hasp takes place to deform in order to form a stress in order to resist the rotation trend of battery module for the handle to play the effect of restriction battery module for the handle pivoted, make the battery module can closely laminate on the handle.

Description

Battery locking device

Technical Field

The invention relates to the field of handheld electronic equipment, in particular to a battery locking device.

Background

With the rapid development of informatization, various handheld intelligent devices are widely used, such as code scanning guns, POS machines, and the like. The code scanning gun serving as the handheld device is rapidly popularized in places such as warehouses and large supermarkets due to the characteristic of portability. In order to ensure that a device such as a code scanning gun can operate stably for a certain period of time, the device is required to have a function of replacing a battery.

In the existing scheme, one is to place the battery module at the back of the key, and the other is to place the battery module in the handle. Wherein, the second scheme skillfully utilizes the space of the handle; when changing battery module, only need can change battery module rotation 90 degrees, nevertheless because this scheme lacks the restriction to battery module direction of rotation, lead to battery module and handle laminating inseparable easily, the condition of rocking appears to there is the hidden danger of falling the electricity.

Disclosure of Invention

The invention aims to provide a battery locking device to solve the problem that a battery module is not tightly attached to a handle at present.

In order to achieve the purpose, the invention adopts the following technical scheme:

a battery locking device comprises a battery module and a handle, wherein the battery module can be detachably locked and fixed with a battery filling groove of the handle, a top cover is arranged at one end of the battery module, an upper groove is formed in one side of the top cover, and a lower groove is formed in the groove edge of the battery filling groove; when the battery module is locked and fixed with the battery filling groove, the upper groove and the lower groove are butted and surrounded to form a locking groove;

and a sliding lock catch used for limiting the battery module to rotate relative to the handle is arranged in the lock catch groove.

Optionally, a guide block is connected to one side of the sliding lock catch facing the bottom of the lock catch groove;

the battery filling groove comprises an axial limiting groove formed in the top of the handle, and a guide groove is formed in the bottom of the axial limiting groove; an elastic piece is pressed in the guide groove; one end of the elastic piece, which is far away from the bottom of the guide groove, is connected with the guide block;

when the battery module is locked and fixed with the battery filling groove, the elastic piece is in a compressed state, one end of the sliding lock catch abuts against the groove bottom of the upper groove, the sliding lock catch simultaneously abuts against the groove wall of the upper groove and the groove wall of the lower groove, and the battery module cannot rotate relative to the handle; when the sliding lock catch is pushed away from the upper groove, the battery module can rotate relative to the handle.

Optionally, a first sliding block is connected between the sliding lock catch and the guide block;

a first upper avoidance groove is formed at the bottom of the upper groove; a first avoidance groove is formed at the bottom of the lower groove; when the battery module with the locking of battery filling groove is fixed, first on dodge the groove with first dodge the groove to enclose and establish into first logical groove, first slider with first logical groove sliding connection.

Optionally, the battery module further comprises a battery part, and one end of the battery part is fixedly connected with the top cover; the battery filling groove also comprises a battery part mounting groove which is communicated with the axial limiting groove and is used for accommodating the battery part;

a battery positioning plate is fixedly connected in the axial limiting groove; a through hole for avoiding the battery part is formed in the center of the battery positioning plate; the outer side wall of the battery part is convexly provided with a battery button; the wall of the through hole is provided with a positioning groove for avoiding the battery buckle;

the bottom of the battery positioning plate is provided with a guide part; and a battery buckle fixing groove is formed in one side of the guide part, which is far away from the groove wall of the axial limiting groove.

Optionally, a limiting block for limiting the sliding lock catch to slide away from the lower groove is further connected to one side of the sliding lock catch facing the bottom of the lock catch groove; a second sliding block is connected between the sliding lock catch and the guide block;

a second upper avoidance groove is formed at the bottom of the upper groove; a second lower avoidance groove is formed at the bottom of the lower groove; when the battery module is locked and fixed with the battery filling groove, the second upper avoidance groove and the second lower avoidance groove are in butt-joint enclosure to form a second through groove, and the second sliding block is in sliding connection with the second through groove;

the limiting block is convexly provided with an anti-falling stop block towards the direction far away from the sliding lock catch; the anti-falling stop block is arranged at one end of the limiting block, which is far away from the second sliding block;

after the battery module is screwed out of the battery filling groove, the sliding lock catch is continuously pushed and extruded by the elastic piece towards the direction far away from the lower groove until the anti-falling stop block abuts against the bottom of the battery positioning plate.

Optionally, the elastic member is a spring; the elastic piece is sleeved on the guide block;

a spring extrusion block is arranged on the guide block in a surrounding mode, and the elastic piece is pressed between the spring extrusion block and the bottom of the guide groove.

Optionally, a pressing groove is formed in the center of the surface of one side, away from the bottom of the lock groove, of the sliding lock catch.

Optionally, a knob guide portion is disposed at the top of the handle and on one side of the battery loading slot, and a knob guide arc surface for guiding the top cover to rotate is formed on one side of the knob guide portion, which is close to the battery loading slot;

when the battery module and the battery filling groove are locked and fixed, the top cover is attached to the knob guide arc surface.

Optionally, a sealing groove is formed in the notch of the battery part mounting groove and extends towards the peripheral portion of the notch, and a sealing member for sealing the battery part is fitted in the sealing groove.

Optionally, the groove bottom of the axial limiting groove is further provided with a limiting block avoiding groove for avoiding the limiting block.

Compared with the prior art, the invention has the following beneficial effects:

according to the battery locking device provided by the invention, when the battery module has a tendency of rotating relative to the handle, the upper groove arranged on the battery module also has a tendency of rotating relative to the lower groove arranged on the handle, and the sliding lock catch is simultaneously contacted with the upper groove and the lower groove, so that the upper groove and the lower groove extrude the sliding lock catch in opposite directions, the sliding lock catch is deformed to form stress to resist the extrusion force of the upper groove and the lower groove, and the movement tendency of the upper groove relative to the lower groove is counteracted, thereby counteracting the rotation tendency of the battery module relative to the handle, playing a role in limiting and limiting the rotation of the battery module relative to the handle, enabling the battery module to be more tightly attached to the handle, and avoiding the conditions of loosening, power failure and the like caused by the rotation of the battery.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention.

Fig. 1 is a schematic view illustrating a battery module according to an embodiment of the present invention locked and fixed to a battery loading slot;

FIG. 2 is a schematic view of the slide fastener being pushed away from the upper groove according to the embodiment of the present invention;

FIG. 3 is an exploded view of a structure provided by an embodiment of the present invention;

FIG. 4 is a schematic top view of a structure according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken along the line A-A in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along the line B-B in accordance with an embodiment of the present invention;

FIG. 7 is a schematic view of a sliding latch according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a battery positioning plate according to an embodiment of the present invention.

Illustration of the drawings: 1. a battery module; 11. a top cover; 12. an upper groove; 131. a first upper avoidance groove; 132. a second upper avoidance groove; 14. a battery section; 15. a battery buckle; 2. a handle; 21. a battery loading slot; 211. an axial limiting groove; 212. a battery portion mounting groove; 213. a sealing groove; 214. the limiting block avoids the groove; 22. a lower groove; 23. a guide groove; 241. a first evasion groove; 242. a second lower avoidance groove; 25. a knob guide part; 251. a turn-knob guide arc surface; 3. sliding the lock catch; 31. a guide block; 321. a first slider; 322. a second slider; 33. a limiting block; 331. an anti-drop stop block; 34. a spring extrusion block; 35. pressing the groove; 4. a battery positioning plate; 41. a through hole; 42. positioning a groove; 43. a guide part; 44. a battery buckle fixing groove; 441. a first battery catch fixing groove; 5. an elastic member; 6. and a seal.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Referring to fig. 1 to 8, fig. 1 is a schematic view illustrating a battery module and a battery loading slot in a locked and fixed state according to an embodiment of the present invention, fig. 2 is a schematic view illustrating a sliding lock according to an embodiment of the present invention when the sliding lock is pushed away from an upper groove, fig. 3 is an exploded view illustrating a structure according to an embodiment of the present invention, fig. 4 is a schematic view illustrating a top structure according to an embodiment of the present invention, fig. 5 is a sectional view along a direction a-a according to an embodiment of the present invention, fig. 6 is a sectional view along a direction B-B according to an embodiment of the present invention, fig. 7 is a schematic view illustrating a structure of a sliding lock according to an embodiment of the present invention, and fig. 8 is a schematic view illustrating a structure of a battery.

The battery locking device provided by the embodiment of the invention is particularly applied to the code scanning gun, so that the code scanning gun can conveniently replace the battery, and the battery module 1 is not easy to loosen, thereby avoiding the conditions of electric leakage, poor contact and the like. Specifically, the battery locking device comprises a battery module 1, a handle 2 and a sliding lock catch 3, wherein the sliding lock catch 3 limits the rotation of the battery module 1 relative to the handle 2, so that the battery module 1 is more stably locked and fixed on the code scanning gun.

Referring to fig. 1 to 3, fig. 1 is a schematic view illustrating a battery module 1 locked and fixed in a battery filling groove 21, when the battery module 1 needs to be fixed on a yard-sweeping gun, a battery locking device is provided with a sliding lock catch 3 attached to a lock catch groove defined between the battery module 1 and a handle 2, and the sliding lock catch 3 is simultaneously attached to inner walls of an upper groove 12 and a lower groove 22 to limit the rotation of the battery module 1 relative to the handle 2, thereby achieving a locking and fixing function. When the battery module 1 needs to be detached from the handle 2, as shown in fig. 2, the sliding lock catch 3 is pushed away from the upper groove 12, and at this time, the sliding lock catch 3 is only accommodated in the lower groove 22 of the handle 2, so that the battery module 1 can rotate relative to the handle 2, and the battery module 1 can be detached from the handle 2 after rotating 90 degrees counterclockwise.

As shown in fig. 3 and 4, the battery module 1 can be detachably fixed and locked with the battery loading slot 21 of the handle 2, one end of the battery module 1 is provided with a top cover 11, one side of the top cover 11 is provided with an upper groove 12, the edge of the battery loading slot 21 is provided with a lower groove 22, and the upper groove 12 and the lower groove 22 can be surrounded by a lock catch groove; the battery locking device further includes a sliding locker 3, and the sliding locker 3 is slidable in the upper and lower grooves 12 and 22 to restrict the rotation of the battery module 1 with respect to the handle 2. Specifically, the upper groove 12 is provided on the side wall of the top cover 11, the upper groove 12 is a groove having an opening at one end, the opening portion of the upper groove 12 faces the handle 2, the lower groove 22 is a groove having an opening at one end, and the opening portion of the lower groove 22 faces the top cover 11. When the battery module 1 is locked and fixed with the battery filling groove 21, the opening parts of the upper groove 12 and the lower groove 22 are oppositely butted, the upper groove 12 and the lower groove 22 are butted and surrounded to form a lock catch groove, and the sliding lock catch 3 can slide in the lock catch groove; as shown in fig. 1, when the battery module 1 is locked and fixed with the battery loading slot 21, one end of the sliding lock catch 3 abuts against the slot bottom of the upper groove 12, the upper part of the sliding lock catch 3 abuts against the upper groove 12, and the lower part of the sliding lock catch 3 abuts against the lower groove 22; when the battery module 1 tends to rotate relative to the handle 2, the upper groove 12 also tends to rotate relative to the lower groove 22, and at this time, because the sliding lock catch 3 simultaneously pushes against the groove walls of the upper groove 12 and the lower groove 22, the upper groove 12 and the lower groove 22 press the sliding lock catch 3 in opposite directions, so that the sliding lock catch 3 is deformed to form a stress to resist the pressing force of the upper groove 12 and the lower groove 22, and the movement tendency of the upper groove 12 relative to the lower groove 22 is offset, thereby offsetting the rotation tendency of the battery module 1 relative to the handle 2.

Further, please refer to fig. 3 to fig. 6. The slide lock catch 3 is connected with a guiding block 31 on one side facing the bottom of the lock catch groove, the elastic piece 5 and the guiding block 31 are accommodated in the guiding groove 23, and the guiding groove 23 plays a role in limiting the elastic piece 5 and the guiding block 31 and preventing the elastic piece 5 from being dislocated. The guide groove 23 is arranged at the groove bottom of the axial limiting groove 211 of the handle 2, the handle 2 and the guide block 31 of the sliding lock catch 3 are connected in a pressure mode through the elastic piece 5 accommodated in the guide groove, the elastic piece 5 is always in a compression state and respectively provides elastic force with opposite directions for the guide block 31 and the handle 2, the handle 2 resists the elastic force through self deformation and the holding force of a user, the sliding lock catch 3 is pushed to move towards the upper groove 12 under the action of the elastic force, so that the sliding lock catch 3 always props against the groove bottom of the upper groove 12 and simultaneously props against the groove walls of the upper groove 12 and the lower groove 22, the battery module 1 cannot rotate relative to the handle 2, the condition that the battery module 1 is loosened due to the fact that the user forgets to slide the sliding lock catch 3 upwards after the battery module 1 is locked and fixed with the battery filling groove 21 is avoided, and the battery locking device has an automatic resetting function, ensuring that the battery module 1 is locked on the handle 2. If a force is applied to the sliding catch 3 towards the lower groove 22, which is enough to overcome the elastic force of the elastic member 5, so that the elastic member 5 is in the maximum compression state and the minimum length, i.e. the sliding catch 3 is pushed away from the upper groove 12, the battery module 1 can rotate relative to the handle 2, the butt joint between the upper groove 12 and the lower groove 22 is released, the sliding catch 3 is pressed by the top cover 11, the elastic member 5 continues to maintain the maximum compression state and the minimum length, until the battery module 11 is detached from the handle 2, the sliding catch 3 continues to move outwards under the action of the elastic member 5, and then is blocked by the battery positioning plate 4 in the end position.

On the basis of the above embodiment, the elastic member 5 is a spring, the surface of the sliding lock catch 3 facing the battery module 1 is provided with the guide block 31, and the spring is compressed by the guide block 31 all the time, so that the spring always provides an elastic counterforce to the guide block 31, so that the sliding lock catch 3 always slides towards the upper groove 12, and the function of ensuring that the sliding lock catch 3 can limit the rotation of the battery module 1 relative to the handle 2 is achieved; the guide block 31 is a cylinder with the diameter smaller than the inner diameter of the spring, so that the spring can be sleeved on the guide block 31, the spring can be compressed or stretched along the sliding direction of the sliding lock catch 3, and the spring is prevented from deviating; a spring pressing block 34 is disposed around the guide block 31 to ensure that the elastic force of the spring can accurately act on the guide block 31, thereby preventing the elastic force from deviating. The elastic part 5 adopts a spring, and has the advantages of simple structure and low cost.

It should be added that the elastic element 5 may take other forms, for example, the elastic element 5 is a micro cylinder, one end of the micro cylinder is fixed to the bottom surface of the guiding groove 23, and the other end of the micro cylinder is fixedly connected to the guiding block 31 through a thread, and of course, the guiding block 31 needs to be provided with a corresponding threaded hole; the elastic part 5 is a micro cylinder and has the advantages of stable structure, stable elastic force and smooth transition.

Further, as shown in fig. 3 and 7, the sliding lock catch 3 is connected with the guide block 31 through the first slider 321, in order to ensure the normal sliding of the sliding lock catch 3 on the upper groove 12 and the lower groove 22, a first upper avoidance groove 131 is formed at the bottom of the upper groove 12, one surface of the first upper avoidance groove 131 facing the handle 2 is open, a first lower avoidance groove 241 is formed at the bottom of the lower groove 22, and one surface of the second lower avoidance groove 242 facing the battery module 1 is open; when the battery module 1 and the battery loading groove 21 are locked and fixed, the opening portions of the first upper avoidance groove 131 and the first lower avoidance groove 241 are butted, so that the first upper avoidance groove 131 and the first lower avoidance groove 241 are butted and surrounded to form a first through groove, and the first sliding block 321 is slidably connected with the first through groove. Through the arrangement of the first sliding block 321 and the first sliding groove, the sliding lock catch 3 of the battery locking device has the characteristics of stable structure, high parallelism and smooth sliding when sliding in the lock catch groove.

Further, one end of the battery part 14 is fixedly connected with the top cover 11, and the battery part mounting groove 212 is communicated with the axial limiting groove 211, wherein the battery part mounting groove 212 is used for accommodating the battery part 14, and the axial limiting groove 211 is used for fixedly connecting the battery positioning plate 4; one side of the battery positioning plate 4 facing the axial limiting groove 211 is provided with three hollow cylinders for positioning, the axial limiting groove 211 is provided with a positioning column which can be inserted into the hollow cylinders, and the three hollow cylinders are sleeved on the positioning column to realize the function of positioning the battery positioning plate 4 in the handle 2; the hollow cylinder and the positioning column are correspondingly provided with center holes, and the hollow cylinder and the positioning column can be fixedly connected through fasteners, so that the battery positioning plate 4 is fixedly connected to the handle 2.

In order to limit the axial movement of the battery module 1 after being locked and fixed with the battery loading slot 21, please refer to fig. 8, the bottom of the battery positioning plate 4 is provided with a guiding portion 43, and one side of the guiding portion 43 away from the axial limiting slot 211 is provided with a battery fastening slot 44. Specifically, when the battery module 1 is locked and fixed in the battery loading groove 21, the battery module 1 is rotated by a certain angle, on one hand, the upper groove 12 and the lower groove 22 can be surrounded to form a lock catch groove, so that the sliding lock catch 3 can slide towards the upper groove 12 along the axial direction to limit the rotation of the battery module 1; on the other hand, in the process of rotating the battery module 1, the battery holder 15 enters the first battery holder fixing groove 441 by abutting against the bottom hole end surface of the through hole 41, slides in the first battery holder fixing groove 441, and when the upper groove 12 and the lower groove 22 are butted and surrounded to form a locking groove, the first battery holder fixing groove 441 limits the movement of the battery holder 15 in the axial direction, thereby locking the battery module 1.

A through hole 41 for avoiding the battery part 14 is formed in the center of the battery positioning plate 4; a battery buckle 15 is convexly arranged on the outer side wall of the battery part 14; the hole wall of the through hole 14 is provided with a positioning groove 42 for avoiding the battery buckle 15; the battery part 14 is cylindrical, when the battery module 1 is installed, the battery part 14 and the battery buckle 15 are aligned to the positioning groove 42, then the battery module 1 penetrates through the battery positioning plate 4 and is placed into the handle 2, the top cover 11 is placed on the groove edge of the battery filling groove 21 and the battery positioning plate 4, at the moment, the battery buckle 15 is aligned to the first battery buckle fixing groove 441, next, the battery module 1 only needs to be rotated by 90 degrees, so that the battery buckle 15 can be screwed into the first battery buckle fixing groove 441, the axial movement of the battery module 1 relative to the handle 2 is limited, and the function of locking the battery is realized. When the battery module 1 is disassembled, the sliding lock catch 3 is pressed downwards to enable the battery module 1 to rotate in the opposite direction, so that the battery part 14 and the battery buckle 15 can be taken out through the positioning groove 42; it should be added that the battery fastening groove 44 further includes a second battery fastening groove, the second battery fastening groove and the first battery fastening groove 441 are respectively disposed at two ends of the positioning groove 42, the second battery fastening groove is disposed opposite to the first battery fastening groove 441, the second battery fastening groove has the same function as the first battery fastening groove 441, and is not specifically described, and the battery locking device is more stable in limiting the battery module 1 in the axial direction due to the arrangement of the second battery fastening groove.

Further, as shown in fig. 3 and 7, a limiting block 33 for limiting the sliding lock catch 3 from sliding off the lower groove 22 is further connected to one side of the sliding lock catch 3 facing the bottom of the lock catch groove; a second sliding block 322 is connected between the sliding lock catch 3 and the limiting block 33; a second upper avoidance groove 132 is further formed at the bottom of the upper groove 12, and one end of the second upper avoidance groove 132 facing the handle 2 is open; a second lower avoiding groove 242 is further formed at the bottom of the lower groove 22, and an opening is formed at one end of the second lower avoiding groove 242 facing the battery module 1; when the battery module 1 is locked and fixed with the battery loading groove 21, the opening parts of the second upper avoidance groove 132 and the second lower avoidance groove 242 are butted, the second upper avoidance groove 132 and the second lower avoidance groove 242 are enclosed into a second through groove, and the second sliding block 322 is connected with the second through groove in a sliding manner; through the setting of second slider 322 and second spout, make battery locking device's slip hasp 3 have stable in structure, the depth of parallelism height, slip smooth characteristics when sliding in the hasp groove, second slider 322 and first slider 321 slide simultaneously, restrict the rotation of slip hasp 3, prevent the skew of slip hasp 3.

The stop block 33 is convexly provided with an anti-falling stop block 331 towards the direction far away from the sliding lock catch 3; the anti-falling stopper 331 is arranged at one end of the limiting block far away from the second slide block 322; when the battery module 1 is unscrewed from the battery loading slot 21, the anti-falling stopper 322 abuts against the bottom of the battery positioning plate 4 to prevent the sliding lock catch 3 from falling off from the handle 2.

Further, the groove bottom of the axial limiting groove 211 is further provided with a limiting block avoiding groove 214, when the sliding lock catch 3 is pushed away from the upper groove 12, a part of the limiting block 33 is accommodated in the limiting block avoiding groove 214 to lengthen the sliding stroke of the sliding lock catch 3, so that the limiting block 33 is prevented from colliding with the handle 2 to damage parts.

Further, as shown in fig. 3, a pressing groove 35 is formed in the center of the side surface of the sliding lock catch 3 away from the lock catch groove, the pressing groove 35 is pressed by a user, the user can directly press the pressing groove 35 to apply downward pressure to the sliding lock catch 3, and the user can conveniently slide the sliding lock catch 3 downward. Specifically, the pressing groove 35 is disposed on a surface of the sliding lock catch 3 away from the battery module 1, the pressing groove 35 extends along an outer contour direction of the surface, a groove wall of the pressing groove 35 extends along a contour of the surface of the sliding lock catch 3, and a groove edge width and a thickness of the pressing groove 35 are both smaller than a groove edge length of the pressing groove 35.

Further, in order to further ensure the smooth rotation of the battery module 1, a knob guide part 25 is provided at the top of the handle 2 at one side of the battery loading slot 21, and a knob guide arc 251 for guiding the rotation of the top cover 11 is formed at one side of the knob guide part 25 adjacent to the battery loading slot 21; when the battery module 1 is locked and fixed with the battery filling groove 21, the top cover 11 is attached to the turn knob guide arc surface 251. One section of the outer contour of the top cover 11 is set to be an arc, the arc contour of the knob guide arc 251 is the same as the arc, the circle center of the arc is the same as the circle center of the battery part 14, when the battery module 1 rotates, the top cover 11 also rotates correspondingly, as the arc is overlapped with the circle center of the battery part 14, the arc section of the top cover 11 draws a section of circle, and the section of circle is overlapped with the knob guide arc 251, so that the battery module 1 is smoothly contacted with the handle 2.

Further, a sealing groove 213 is formed at a communication position between the groove bottom of the axial limiting groove 211 and the battery part mounting groove 212, and a sealing member 6 which can be tightly attached to the battery part is embedded in the sealing groove 213. The sealing ring 6 is embedded in the sealing groove 213 and is disposed below the battery positioning plate 4, and after the battery module 1 passes through the battery positioning plate 4, the battery part 14 is extruded with the sealing ring 6, so that the sealing and waterproof effects are achieved.

In summary, the battery locking device provided in this embodiment is specifically applied to the battery mounting structure of the code scanning gun, and can also be applied to various portable devices requiring battery detachment. The battery locking device is characterized in that a lower groove 22 and an upper groove 12 are respectively formed in the handle 2 and the battery module 1, the upper groove 12 and the lower groove 22 are butted to enclose a lock catch groove formed in a surrounding mode, the battery module 1 is limited to rotate relative to the handle 2 on the lock catch groove through the sliding lock catch 3 in a locking mode, the function of completely locking the battery module 1 is achieved, and therefore the problem that the battery module 1 is prone to shaking and power failure due to the fact that the battery module 1 is not tightly attached to the handle 2 is solved.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A battery locking device comprises a battery module (1) and a handle (2), wherein the battery module (1) can be detachably locked and fixed with a battery filling groove (21) of the handle (2), and is characterized in that a top cover (11) is arranged at one end of the battery module (1), an upper groove (12) is formed in one side of the top cover (11), and a lower groove (22) is formed in the groove edge of the battery filling groove (21); when the battery module (1) is locked and fixed with the battery filling groove (21), the upper groove (12) and the lower groove (22) are butted and surrounded to form a locking groove;

and a sliding lock catch (3) used for limiting the rotation of the battery module (1) relative to the handle (2) is arranged in the lock catch groove.

2. A battery locking device as claimed in claim 1, characterized in that a guide block (31) is connected to the side of the sliding catch (3) facing the bottom of the catch groove;

the battery loading groove (21) comprises an axial limiting groove (211) formed in the top of the handle (2), and a guide groove (23) is formed in the bottom of the axial limiting groove (211); an elastic piece (5) is arranged in the guide groove (23) in a pressing way; one end of the elastic piece (5) far away from the bottom of the guide groove (23) is connected with the guide block (31);

when the battery module (1) is locked and fixed with the battery loading groove (21), the elastic piece (5) is in a compressed state, one end of the sliding lock catch (3) abuts against the groove bottom of the upper groove (12), the sliding lock catch (3) abuts against the groove wall of the upper groove (12) and the groove wall of the lower groove (22) simultaneously, and the battery module (1) cannot rotate relative to the handle (2); when the sliding lock catch (3) is pushed away from the upper groove (12), the battery module (1) can rotate relative to the handle (2).

3. A battery locking device according to claim 2, characterized in that a first slide (321) is connected between the sliding lock (3) and the guide block (31);

a first upper avoidance groove (131) is formed at the bottom of the upper groove (12); a first avoidance groove (241) is formed at the bottom of the lower groove (22); when the battery module (1) is locked and fixed with the battery filling groove (21), the first upper avoidance groove (131) and the first lower avoidance groove (241) are surrounded to form a first through groove, and the first sliding block (321) is in sliding connection with the first through groove.

4. A battery locking device according to claim 3, characterized in that the battery module (1) further comprises a battery part (14), one end of the battery part (14) is fixedly connected with the top cover (11); the battery filling groove (21) also comprises a battery part mounting groove (212) which is communicated with the axial limiting groove (211) and is used for accommodating the battery part (14);

a battery positioning plate (4) is fixedly connected in the axial limiting groove (211); a through hole (41) for avoiding the battery part (14) is formed in the center of the battery positioning plate (4); a battery buckle (15) is convexly arranged on the outer side wall of the battery part (14); the hole wall of the through hole (14) is provided with a positioning groove (42) for avoiding the battery buckle (15);

the bottom of the battery positioning plate (4) is provided with a guide part (43); and a battery buckle fixing groove (44) is formed in one side, away from the groove wall of the axial limiting groove (211), of the guide part (43).

5. A battery locking device according to claim 3, characterized in that a limiting block (33) for limiting the sliding movement of the sliding lock catch (3) away from the lower groove (22) is further connected to the side of the sliding lock catch (3) facing the bottom of the lock catch groove; a second sliding block (322) is connected between the sliding lock catch (3) and the limiting block (33);

a second upper avoidance groove (132) is formed at the bottom of the upper groove (12); a second lower avoidance groove (242) is formed at the bottom of the lower groove (22); when the battery module (1) is locked and fixed with the battery filling groove (21), the second upper avoidance groove (132) and the second lower avoidance groove (242) are butted and enclosed to form a second through groove, and the second sliding block (322) is in sliding connection with the second through groove;

the limiting block (33) is convexly provided with an anti-falling stop block (331) towards the direction far away from the sliding lock catch (3); the anti-falling stop block (331) is arranged at one end, far away from the second sliding block (322), of the limiting block (33);

after the battery module (1) is screwed out of the battery filling groove (21), the sliding lock catch (3) is pushed by the elastic piece (5) continuously in the direction away from the lower groove (22) until the anti-falling stop block (331) abuts against the bottom of the battery positioning plate (4).

6. Battery locking device according to claim 2, characterized in that the elastic member (5) is a spring; the elastic piece (5) is sleeved on the guide block (31);

a spring pressing block (34) is arranged on the guide block (31) in a surrounding mode, and the elastic piece (5) is pressed between the spring pressing block (34) and the bottom of the guide groove (23).

7. The battery locking device as claimed in claim 1, characterized in that the sliding lock catch (3) has a pressing groove (35) formed in the center of the side surface thereof remote from the bottom of the lock catch groove.

8. The battery locking device according to claim 1, wherein a knob guide portion (25) is provided at a top portion of the handle (2) at a side of the battery loading slot (21), and a knob guide arc surface (251) for guiding the top cover (11) to rotate is formed at a side of the knob guide portion (25) adjacent to the battery loading slot (21);

when the battery module (1) is locked and fixed with the battery filling groove (21), the top cover (11) is attached to the knob guide arc surface (251).

9. The battery locking device according to claim 4, wherein a sealing groove (213) is formed in a notch of the battery part mounting groove (212) so as to extend toward a peripheral portion thereof, and a sealing member (6) for sealing the battery part (14) is fitted into the sealing groove (213).

10. The battery locking device according to claim 5, wherein a stopper avoiding groove (214) for avoiding the stopper (33) is further formed at the bottom of the axial stopper groove (211).