CN110931684A - Battery fixing device - Google Patents
Battery fixing device Download PDFInfo
- Publication number
- CN110931684A CN110931684A CN201911420077.3A CN201911420077A CN110931684A CN 110931684 A CN110931684 A CN 110931684A CN 201911420077 A CN201911420077 A CN 201911420077A CN 110931684 A CN110931684 A CN 110931684A
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- Prior art keywords
- battery
- positive electrode
- cap
- axial direction
- shell
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a battery fixing device, which comprises a shell provided with a battery compartment and a battery cover arranged at an opening of the battery compartment, wherein one of the shell and the battery cover is provided with a clamping groove along the axial direction of the battery compartment, and the other one of the shell and the battery cover is provided with a clamping part which is used for being clamped or released in a matched manner with the clamping groove so as to enable the battery cover to be fixed or movable relative to the shell along the axial direction vertical to the battery compartment; the shell is provided with a key assembly capable of moving along the direction perpendicular to the axial direction, and the battery cover is provided with a first through hole matched with the key assembly so as to enable the battery cover to be fixed relative to the shell along the axial direction of the battery bin. The battery fixing device provided by the invention can ensure that the battery cover is stably arranged relative to the shell when the battery fixing device falls and is impacted, so that the anode and the cathode of the battery are kept connected with the electric connecting piece, and the power failure probability of the battery is greatly reduced.
Description
Technical Field
The invention relates to the technical field of battery fixing equipment, in particular to a battery fixing device.
Background
In the prior art, when a dry battery is fixed, the battery is generally placed in a battery cabin, the battery is fixed through a spring arranged on a negative electrode and a metal sheet arranged on a positive electrode, and the negative electrode spring and the metal sheet of the positive electrode are both contacted with the battery to realize the output of electric energy; because the metal sheet of the anode is fixedly arranged, when the battery is impacted in the axial direction and moves towards the direction of the cathode, the battery can be separated from the anode, so that the equipment is in a power-off state, and the use effect is influenced; in addition, in the prior art, the battery cover is generally connected to the housing through a unidirectional clamping connection, and when the device falls, the battery cover is easy to fall off, so that the battery falls off and the battery is powered off.
In summary, how to provide a fixing device for preventing a battery from being powered down is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present invention provides a battery fixing device, which can make the positive electrode and the negative electrode of the battery always contact with the components forming the loop when the battery is dropped and impacted, so as to prevent the battery from power failure.
In order to achieve the above purpose, the invention provides the following technical scheme:
a battery fixing device comprises a shell provided with a battery compartment and a battery cover arranged at an opening of the battery compartment, wherein one of the shell and the battery cover is provided with a clamping groove along the axial direction of the battery compartment, and the other one of the shell and the battery cover is provided with a clamping part which is used for being matched with the clamping groove to be clamped or released so as to enable the battery cover to be fixed or movable relative to the shell along the axial direction vertical to the battery compartment;
the battery cover is provided with a first through hole which is matched with the key assembly so as to enable the battery cover to be fixed relative to the shell along the axial direction of the battery bin.
Preferably, the key assembly includes a pressing portion having an outer surface serving as a pressing surface, and a locking portion for driving the pressing portion to move in a direction perpendicular to an axial direction of the battery compartment and to be fixed to a non-fitting position where the pressing portion is disengaged from the first through hole or a fitting position where the pressing portion is fitted to the first through hole;
in the non-matching position, the pressing surface of the key assembly is lower than or flush with the outer surface of the shell; in the fitting position, the pressing surface of the key assembly is higher than the outer surface of the casing.
Preferably, the pressing part comprises a key cap, and the locking part comprises a pressing rod connected with the key cap, a movable cap in meshing transmission with the pressing rod through inclined teeth, a fixed sleeve sleeved on the periphery of the movable cap, and an elastic part for providing elastic force for resetting of the key cap;
the fixed sleeve is provided with at least one sliding groove along the circumferential direction, and the movable cap is provided with a bulge matched with the sliding groove;
and when the movable cap rotates to the state that the protrusion is matched with the sliding groove, the movable cap pushes the key cap to move to the matching position under the action of the elastic component.
Preferably, the pressing surface of the key cap is lower than or flush with the outer surface of the battery cover at the fitting position.
Preferably, the clamping groove is arranged on the shell, and the clamping part is arranged on the battery cover;
the clamping grooves comprise a first clamping groove arranged at the lower part of the battery bin and a second clamping groove arranged at the upper part of the battery bin;
the battery cover is provided with a first clamping part which is used for being clamped or released in a matched mode with the first clamping groove and a second clamping part which is used for being clamped or released in a matched mode with the second clamping groove;
and the first clamping part and the second clamping part are both columnar structures.
Preferably, one end of the battery compartment in the axial direction thereof is provided with a positive elastic component for providing a first pre-tightening force for the battery in the axial direction so as to be in contact with a positive electrode of the battery, and the other end of the battery compartment is provided with a negative elastic component for providing a second pre-tightening force for the battery so as to be in contact with a negative electrode of the battery; the positive elastic component and the negative elastic component are both connected with the shell;
the first pre-tightening force and the second pre-tightening force are opposite in direction;
when the battery is impacted in the axial direction, the positive elastic component and the negative elastic component are always in contact with the battery under the action of the first pre-tightening force and the second pre-tightening force so as to avoid power failure when the battery is impacted in the axial direction.
Preferably, the positive electrode elastic assembly comprises a positive electrode cap used for contacting with a positive electrode of the battery and a positive electrode spring used for providing the first pre-tightening force for the battery;
the positive electrode cap is movably arranged along the axial direction of the battery cabin.
Preferably, the positive electrode elastic assembly further comprises a positive electrode cap support sleeved on the peripheral part of the positive electrode cap, and the positive electrode cap support is movably arranged in the mounting hole of the shell along the axial direction.
Preferably, the positive electrode cap is made of a conductive material, and the positive electrode cap support is made of an insulating material;
the positive spring is made of conductive materials and is in contact with the positive cap.
Preferably, the positive electrode elastic assembly further comprises a positive electrode spring support for fixing the positive electrode spring, the positive electrode spring is sleeved on the outer peripheral part of the columnar bulge of the positive electrode spring support, and the positive electrode spring support is fixedly connected with the shell.
The invention provides a battery fixing device, which comprises a shell provided with a battery compartment and a battery cover arranged at an opening of the battery compartment; one of the shell and the battery cover is provided with a clamping groove along the axial direction of the battery bin, and the other one of the shell and the battery cover is provided with a clamping part which is used for being matched with the clamping groove to be clamped or released so as to enable the battery cover to be fixed or movable relative to the shell along the axial direction vertical to the battery bin;
the shell is provided with a key assembly capable of moving along the direction perpendicular to the axial direction, and the battery cover is provided with a first through hole matched with the key assembly so as to enable the battery cover to be fixed relative to the shell along the axial direction of the battery bin.
When the battery fixing device provided by the invention is used, when the battery fixing device falls off, the battery cover and the shell are clamped with the clamping part through the clamping groove in the axial direction of the battery bin, and the key assembly and the first through hole are used for realizing the matching vertical to the axial direction of the battery bin, so that the battery cover is fixed relative to the shell in the axial direction of the battery bin and the direction vertical to the axial direction of the battery bin; the battery fixing device is characterized in that the battery fixing device comprises a battery cover, a battery fixing piece and an electric connecting piece, wherein the battery cover is arranged on the battery fixing piece, the electric connecting piece is arranged on the battery cover, the battery fixing piece is connected with the electric connecting piece through a connecting piece, and the electric connecting piece is connected with the battery cover.
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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is an exploded view of an embodiment of a battery holding apparatus according to the present invention;
fig. 2 is an exploded view of a part of the structure of the battery fixing device provided by the present invention;
fig. 3 is a schematic cross-sectional view of the battery fixing device provided by the present invention when the key assembly is located at the mating position;
fig. 4 is a partial enlarged view of the key assembly portion of fig. 3;
FIG. 5 is a schematic cross-sectional view of a battery fixing device provided in the present invention when the key assembly is in an unmated position;
fig. 6 is a partial enlarged view of the key assembly portion of fig. 5;
FIG. 7 is a schematic structural diagram of the key assembly in a first state;
FIG. 8 is a structural diagram of the key assembly in a second state;
FIG. 9 is a schematic view of a portion of a battery fixing device according to the present invention;
FIG. 10 is a schematic structural view of the battery fixing device shown in FIG. 9 after the positive electrode elastic member and the negative electrode elastic member are mounted thereon;
fig. 11 is an exploded view of a case with a positive electrode elastic member and a negative electrode elastic member mounted thereon;
FIG. 12 is a schematic cross-sectional view of the positive electrode elastic member moved to a position away from the mounting position of the negative electrode elastic member;
fig. 13 is a schematic cross-sectional view of the positive electrode elastic member moved to a position close to the installation position of the negative electrode elastic member.
In FIGS. 1-13:
the battery comprises a shell 1, a first clamping groove 11, a second clamping groove 12, a battery cabin 2, a positive elastic component 3, a positive cap 31, a positive spring 32, a positive cap support 33, a positive spring support 34, a columnar bulge 341, a negative elastic component 4, a battery cover 5, a first clamping portion 51, a second clamping portion 52, a first through hole 53, a key component 6, a key cap 61, a pressing rod 62, a movable cap 63, a bulge 631, a fixing sleeve 64, a sliding groove 641 and an elastic component 65.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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.
The core of the invention is to provide a battery fixing device, which can ensure that a battery is always contacted with a positive electrode elastic component and a negative electrode elastic component when the battery is impacted in the axial direction, and the battery is prevented from falling off due to the impact of external force.
Please refer to fig. 1-13.
The battery fixing device provided by the embodiment comprises a shell 1 provided with a battery bin 2 and a battery cover 5 arranged at an opening of the battery bin 2; one of the shell 1 and the battery cover 5 is provided with a clamping groove along the axial direction of the battery bin 2, and the other is provided with a clamping part which is used for being matched with the clamping groove to be clamped or released so as to enable the battery cover 5 to be fixed or movable relative to the shell 1 along the axial direction vertical to the battery bin 2;
the casing 1 is provided with a key assembly 6 movable in a direction perpendicular to the axial direction, and the battery cover 5 is provided with a first through hole 53 that cooperates with the key assembly 6 to fix the battery cover 5 relative to the casing 1 in the axial direction of the battery compartment 2.
When the battery fixing device provided by the invention is used, when the battery fixing device falls off, because the battery cover 5 and the shell 1 are clamped with the clamping part along the axial direction of the battery bin 2 through the clamping groove and the clamping part, and the matching perpendicular to the axial direction of the battery bin 2 is realized through the key assembly 6 and the first through hole 53, the battery cover 5 is fixed relative to the shell 1 along the axial direction of the battery bin 2 and the direction perpendicular to the axial direction of the battery bin 2; in the process of falling and collision, the battery fixing device needs to be simultaneously subjected to a force vertical to the axial direction of the battery bin 2 and a force along the axial direction of the battery bin 2 to enable the battery cover 5 to fall off, but the battery fixing device is generally subjected to a force in a single direction in the process of falling and collision, so that the battery cover 5 can be stably arranged when the battery fixing device falls and collides by using the battery fixing device provided by the invention, the battery is prevented from falling off due to the falling of the battery cover 5, the positive and negative electrodes of the battery are kept connected with the electric connecting piece, and the probability of battery power failure is greatly reduced.
On the basis of the above embodiment, as shown in fig. 2, the card slot may be disposed on the housing 1, and the card-connecting portion may be disposed on the battery cover 5; the clamping grooves comprise a first clamping groove 11 arranged at the lower part of the battery compartment 2 and a second clamping groove 12 arranged at the upper part of the battery compartment 2; the battery cover 5 is provided with a first clamping part 51 which is matched with the first clamping groove 11 for clamping or releasing and a second clamping part 52 which is matched with the second clamping groove 12 for clamping or releasing; and the first clamping portion 51 and the second clamping portion 52 are both columnar structures.
Preferably, the first and second clamping portions 51 and 52 are cylindrical.
In the assembling process, the first clamping portion 51 and the first clamping groove 11, and the second clamping portion 52 and the second clamping groove 12 can be simultaneously clamped and matched to limit the movement of the battery cover 5 perpendicular to the axial direction, in order to avoid the battery cover 5 from dropping along the axial direction, a groove can be circumferentially arranged in the cylindrical structure of the first clamping portion 51 or the second clamping portion 52, and a boss matched with the groove is arranged in the first clamping groove 11 or the second clamping groove 12 to enable the battery cover 5 to be axially fixed.
It should be noted that the first clamping portion 51 and the second clamping portion 52 may also be in other shapes, which is determined according to actual situations and is not described herein again.
On the basis of the above embodiment, in order to better realize the clamping connection between the battery cover 5 and the housing 1 so as to limit the movement of the battery cover 5 relative to the housing 1 along the axial direction, the key assembly 6 may include a pressing portion having an outer surface as a pressing surface, and a locking portion for driving the pressing portion to move along a direction perpendicular to the axial direction of the battery compartment 2 and to be fixed to a non-matching position where the pressing portion is disengaged from the first through hole 53 or a matching position where the pressing portion is matched with the first through hole 53;
in the non-matching position, the pressing surface of the key assembly 6 is lower than or flush with the outer surface of the shell 1; in the mated position, the pressing surface of key assembly 6 is higher than the outer surface of case 1.
In the process of installing the battery cover 5, the key assembly 6 is firstly pressed to fix the key assembly 6 to the non-matching position, the outer surface of the key assembly 6 is lower than the outer surface of the shell 1 at the moment, the clamping groove of the battery cover 5 is matched with the clamping portion, then the key is pressed to fix the key assembly to the matching position, clamping with the first through hole 53 is realized, the battery cover 5 at the moment is fixed in a manner of being vertical to the axial direction through the clamping groove and the clamping portion, and axial fixing is realized through the key assembly 6 and the first through hole 53, so that the battery cover 5 is prevented from being separated from the shell 1 when the battery fixing device drops.
On the basis of the above embodiment, in order to facilitate the operation, the pressing portion may include a key cap 61 having an outer surface as a pressing surface, and the locking portion includes a pressing rod 62 connected to the key cap 61, a movable cap 63 engaged with the pressing rod 62 by helical teeth, a fixing sleeve 64 sleeved on an outer peripheral portion of the movable cap 63, and an elastic member 65 providing an elastic force for the reset of the key cap 61; the fixed sleeve 64 is provided with at least one sliding groove 641 along the circumferential direction, and the movable cap 63 is provided with a projection 631 matched with the sliding groove 641; when the key cap 61 is pressed, the pressing rod 62 pushes the movable cap 63 to rotate, and when the movable cap 63 rotates until the protrusion 631 is matched with the sliding groove 641, the movable cap 63 pushes the key cap 61 to move to the matching position under the action of the elastic component 65.
As shown in fig. 7 and 8, the pressing rod 62 is provided with a first inclined tooth, the movable cap 63 is provided with a second inclined tooth engaged with the first inclined tooth, the protrusion 631 is disposed along an outer peripheral portion of the movable cap 63, the fixing sleeve 64 is sleeved on the outer peripheral portion of the pressing rod 62, an upper surface of the protrusion 631 is provided with a first inclined surface, a lower portion of the fixing sleeve 64 is provided with a second inclined surface engaged with the first inclined surface, in an initial state, the key cap 61 is located at an engagement position, the key cap 61 is pressed downward, the key cap 61 drives the pressing rod 62 to move, the movable cap 63 is moved along the sliding groove 641 to a direction away from the surface of the housing 1 in a process that the first inclined tooth and the second inclined tooth in the pressing rod 62 are engaged, after the protrusion 631 in the movable cap 63 is separated from the sliding groove 641, the first inclined tooth and the second inclined tooth push the movable cap 63 to rotate in a process that the protrusion 631 does not correspond to the sliding groove 641, at this time, the key cap 61 is loosened, the movable cap 63 cannot move towards the direction close to the surface of the shell 1 under the action of the fixed sleeve 64, so that the key assembly 6 is in a non-matching position, and the outer surface of the key cap 61 is lower than the outer surface of the shell 1; when the key cap 61 needs to be moved to the matching position, the key cap 61 is pressed downwards, the pressing rod 62 drives the movable cap 63 to rotate, so that the movable cap 63 rotates to a position where the protrusion 631 corresponds to the sliding groove 641, and after the protrusion is loosened, the movable cap 63 moves towards a direction close to the surface of the housing 1 along the sliding groove 641 under the action of the elastic component 65, so that the key cap 61 is reset to the matching position.
Preferably, the outer surface of the key cap 61 is lower than or flush with the outer surface of the battery cover 5 at the fitting position, so that when the battery fixing device is dropped, the key assembly 6 is not broken even if the key assembly 6 is dropped on the side, and the assembly firmness of the battery cover 5 is improved.
On the basis of the above embodiment, a positive electrode elastic component 3 for providing a first pre-tightening force to the battery along the axial direction to contact with the positive electrode of the battery may be disposed at one end of the battery compartment 2 along the axial direction, and a negative electrode elastic component 4 for providing a second pre-tightening force to the battery to contact with the negative electrode of the battery may be disposed at the other end; the direction of the second pre-tightening force is opposite to that of the first pre-tightening force, so that the battery is clamped and fixed; when the battery receives the impact of axial direction, anodal elastic component 3 and negative pole elastic component 4 contact with the battery all the time under the effect of first pretightning force and second pretightning force to power down when avoiding the battery to receive axial impact.
The axial direction here refers to a direction in which the positive electrode and the negative electrode of the battery are connected after the battery is placed in the battery compartment 2.
The first pre-tightening force is in the direction along the axial direction and faces the negative electrode of the battery, and the second pre-tightening force is in the direction along the axial direction and faces the positive electrode of the battery, so that the battery is in a clamped and fixed state in a normal state.
When the battery is impacted and moves towards the positive pole direction along the axial direction, the positive pole elastic component 3 can provide buffer force for the battery, and the negative pole elastic component 4 is always attached to the battery under the action of elastic force; when the battery receives to strike and moves to the negative pole direction along the axial, negative pole elastic component 4 can provide the cushion effect for the battery, and anodal elastic component 3 laminates with the battery all the time under the effect of elasticity.
Preferably, at least one of the positive electrode elastic member 3 and the negative electrode elastic member 4 may be provided in an axially movable structure.
By using the battery fixing device provided by the embodiment, when the battery is impacted along the axial direction of the battery, the battery can move towards the positive elastic component 3 or the negative elastic component 4, and at the moment, the positive elastic component 3 or the negative elastic component 4 provides a buffer force for the resetting of the battery, so that the battery is prevented from falling off due to the impact; and because anodal elastic component 3 and negative pole elastic component 4 all have elasticity, and its elastic force can make the battery fixed, therefore the battery is receiving to strike along axial displacement's in-process, anodal elastic component 3 and negative pole elastic component 4 can keep all the time with the battery contact under the effect of elastic force, avoid the battery outage, improve user's use and experience the sense.
Preferably, the negative elastic member 4 may be provided as a negative spring, the negative spring is connected to a circuit, and when the negative spring is in contact with the negative electrode of the battery, a path may be formed to normally discharge the battery.
On the basis of the above embodiment, the positive electrode elastic assembly 3 may include a positive electrode cap 31 for contacting with the positive electrode of the battery and a positive electrode spring 32 for providing a first preload to the battery, and the positive electrode cap 31 may be movably disposed along the circumferential direction of the battery compartment 2.
Preferably, the positive electrode cap 31 may have a cylindrical structure having a bottom surface facing the positive electrode of the battery and contacting the positive electrode of the battery, and the positive electrode spring 32 may be disposed inside the cylindrical structure and contacting the positive electrode cap 31.
In order to stabilize the first pre-tightening force provided by the positive electrode spring 32, one end of the positive electrode spring 32 may be fixedly disposed, and the other end of the positive electrode spring is in contact with the positive electrode cap 31, and the positive electrode spring 32 is always in a compressed state to provide the first pre-tightening force for the battery.
In order to facilitate the installation of the positive electrode cap 31 and avoid the positive electrode cap 31 from being worn during the axial movement, a positive electrode cap support 33 sleeved on the outer periphery of the positive electrode cap 31 may be further included, and the positive electrode cap support 33 is movably disposed in the mounting hole of the housing 1 along the axial direction.
As shown in fig. 12 and 13, the lower portion of the housing 1 is disposed in a cylindrical mounting hole near a position for mounting the battery positive electrode, the axial direction of the mounting hole coincides with or is parallel to the axial direction of the battery compartment 2, and the positive electrode cap holder 33 is movably disposed along the axial direction of the mounting hole.
Preferably, one side of the mounting hole close to the battery compartment 2 is provided with a limiting part for limiting the moving position of the positive electrode cap support 33, and the limiting part is a protruding part arranged on the edge of the mounting hole facing one side of the battery compartment 2, so that the positive electrode cap support 33 is prevented from falling off.
Preferably, a second through hole for installing the positive electrode cap 31 may be formed in the positive electrode cap support 33, and an outward flange is formed at the edge of the positive electrode cap 31 to be clamped with the positive electrode cap support 33, or the positive electrode cap 31 and the positive electrode cap support 33 may be fixedly connected in other manners, which is determined specifically according to actual conditions and is not described herein.
Preferably, the side of the positive electrode cap holder 33 facing the battery is provided with a chamfer.
On the basis of the above embodiment, in order to realize the electrical connection between the positive electrode of the battery and the related circuit, the positive electrode cap 31 may be set as a positive electrode cap made of a conductive material, and the positive electrode cap support 33 may be set as a positive electrode cap support made of an insulating material;
the positive spring 32 is made of a conductive material, and the positive spring 32 is disposed in contact with the positive cap 31.
The positive electrode cap support 33 is made of insulating materials, so that the phenomenon that electric charges of the battery are transmitted to the shell 1 from the positive electrode cap support 33 to generate electric leakage can be avoided.
Preferably, the positive electrode cap 31 may be directly connected to the circuit, or the positive electrode spring 32 may be connected to the circuit, and since the positive electrode spring 32 is a conductive positive electrode spring, current may flow from the positive electrode of the battery, and be transmitted to relevant components through the positive electrode cap 31 and the positive electrode spring 32.
In addition to the above-described embodiment, in order to fix the positive electrode spring 32, a positive electrode spring holder 34 for fixing the positive electrode spring 32 may be provided, the positive electrode spring holder 34 is provided with a columnar protrusion 341, the positive electrode spring 32 is fitted over an outer peripheral portion of the columnar protrusion 341, and one end of the positive electrode spring 32 abuts against the positive electrode spring holder 34 to restrict movement of the positive electrode spring 32.
Preferably, the positive spring support 34 and the housing 1 are detachably connected by screws, and of course, other connection modes can be adopted, which is determined according to actual conditions.
The assembly sequence of the positive electrode elastic assembly 3 is as follows: firstly, the positive electrode cap support 33 is sleeved from one end of the positive electrode cap 31, then the positive electrode spring 32 is arranged in the positive electrode cap 31, then the columnar protrusion 341 in the positive electrode cap support 33 penetrates into the positive electrode spring 32, the positive electrode elastic component 3 is integrally arranged at one end of the battery bin 2, and the positive electrode spring support 34 is fixedly connected with the shell 1.
It should be noted that, the first pre-tightening force and the second pre-tightening force mentioned in this document, the first slot 11 and the second slot 12, the first engaging portion 51 and the second engaging portion 52, the first through hole 53 and the second through hole, the first inclined surface and the second inclined surface, and the first and the second of the first helical tooth and the second helical tooth are only for distinguishing the difference of the position or the direction, and are not sequentially distinguished.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.
The battery fixing device provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. A battery fixing device comprises a shell (1) provided with a battery chamber (2) and a battery cover (5) arranged at an opening of the battery chamber (2),
one of the shell (1) and the battery cover (5) is provided with a clamping groove along the axial direction of the battery bin (5), and the other one of the shell (1) and the battery cover (5) is provided with a clamping part which is used for being matched with the clamping groove to be clamped or released so as to enable the battery cover (5) to be fixed or movable relative to the shell (1) along the axial direction vertical to the battery bin (2);
the battery cover is characterized in that the shell (1) is provided with a key assembly (6) capable of moving in the direction perpendicular to the axial direction, and the battery cover (5) is provided with a first through hole (53) which is matched with the key assembly (6) so that the battery cover (5) is fixed relative to the shell (1) along the axial direction of the battery bin (2).
2. The battery fixing device according to claim 1, wherein the button assembly (6) comprises a pressing portion having an outer surface as a pressing surface, and a locking portion for driving the pressing portion to move in a direction perpendicular to the axial direction of the battery compartment (2) and fixing the pressing portion to a non-engagement position where the pressing portion is disengaged from the first through hole (53) or an engagement position where the pressing portion is engaged with the first through hole (53);
in the non-matching position, the pressing surface of the key assembly (6) is lower than or flush with the outer surface of the shell (1); in the fitting position, the pressing surface of the key assembly (6) is higher than the outer surface of the shell (1).
3. The battery fixing device according to claim 2, wherein the pressing portion includes a key cap (61), and the locking portion includes a pressing rod (62) connected to the key cap (61), a movable cap (63) engaged with the pressing rod (62) by means of helical teeth, a fixing sleeve (64) fitted over an outer circumferential portion of the movable cap (63), and an elastic member (65) for providing an elastic force for the restoration of the key cap (61);
the fixed sleeve (64) is provided with at least one sliding groove (641) along the circumferential direction, and the movable cap (63) is provided with a protrusion (631) matched with the sliding groove (641);
pressing the button cap (61), the pressing rod (62) pushes the movable cap (63) to rotate, and when the movable cap (63) rotates to the protrusion (631) is matched with the sliding groove (641), the movable cap (63) pushes the button cap (61) to move to the matching position under the action of the elastic component (65).
4. A battery fixation device according to claim 3, wherein the pressing surface of the key cap (61) is lower or flush with the outer surface of the battery cover (5) in the mated position.
5. The battery fixing device according to claim 1, wherein the engaging groove is provided in the housing (1), and the engaging portion is provided in the battery cover (5);
the clamping grooves comprise a first clamping groove (11) arranged at the lower part of the battery compartment (2) and a second clamping groove (12) arranged at the upper part of the battery compartment (2);
the battery cover (5) is provided with a first clamping part (51) which is matched with the first clamping groove (11) for clamping or releasing and a second clamping part (52) which is matched with the second clamping groove (12) for clamping or releasing;
and the first clamping part (51) and the second clamping part (52) are both columnar structures.
6. The battery fixing device according to any one of claims 1 to 5, wherein one end of the battery compartment (2) along the axial direction thereof is provided with a positive elastic component (3) for providing a first pre-tightening force for the battery along the axial direction to contact with the positive electrode of the battery, and the other end is provided with a negative elastic component (4) for providing a second pre-tightening force for the battery to contact with the negative electrode of the battery; the positive electrode elastic component (3) and the negative electrode elastic component (4) are both connected with the shell (1);
the first pre-tightening force and the second pre-tightening force are opposite in direction;
when the battery is impacted in the axial direction, the positive elastic component (3) and the negative elastic component (4) are always in contact with the battery under the action of the first pretightening force and the second pretightening force so as to avoid power failure when the battery is impacted in the axial direction.
7. The battery holding device according to claim 6, wherein the positive electrode elastic member (3) includes a positive electrode cap (31) for contacting with a positive electrode of the battery and a positive electrode spring (32) for providing the first preload force to the battery;
the positive electrode cap (31) is movably arranged along the axial direction of the battery compartment (2).
8. The battery fixing device according to claim 7, wherein the positive electrode elastic assembly (3) further comprises a positive electrode cap bracket (33) sleeved on the outer peripheral portion of the positive electrode cap (31), and the positive electrode cap bracket (33) is movably arranged in the mounting hole of the housing (1) along the axial direction.
9. The battery fixing device according to claim 8, wherein the positive electrode cap (31) is a positive electrode cap made of a conductive material, and the positive electrode cap holder (33) is a positive electrode cap holder made of an insulating material;
the positive spring (32) is made of conductive materials, and the positive spring (32) is in contact with the positive cap (31).
10. The battery fixing device according to claim 8, wherein the positive elastic assembly (3) further comprises a positive spring support (34) for fixing the positive spring (32), the positive spring (32) is sleeved on an outer circumferential portion of the columnar protrusion (341) of the positive spring support (34), and the positive spring support (34) is fixedly connected with the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911420077.3A CN110931684A (en) | 2019-12-31 | 2019-12-31 | Battery fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911420077.3A CN110931684A (en) | 2019-12-31 | 2019-12-31 | Battery fixing device |
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| Publication Number | Publication Date |
|---|---|
| CN110931684A true CN110931684A (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911420077.3A Pending CN110931684A (en) | 2019-12-31 | 2019-12-31 | Battery fixing device |
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| CN (1) | CN110931684A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113161665A (en) * | 2021-03-31 | 2021-07-23 | 深圳易马达科技有限公司 | Battery compartment and trade battery compartment |
| CN113871784A (en) * | 2021-08-30 | 2021-12-31 | 歌尔光学科技有限公司 | Battery fixing device and electronic product |
| CN114122590A (en) * | 2021-11-26 | 2022-03-01 | 歌尔光学科技有限公司 | Battery fixing device and man-machine interaction equipment |
| CN114142154A (en) * | 2021-11-26 | 2022-03-04 | 歌尔光学科技有限公司 | Battery compartment device and man-machine interaction equipment |
| CN114171838A (en) * | 2021-10-28 | 2022-03-11 | 青岛歌尔声学科技有限公司 | Battery fixing structure and game handle |
| CN114335859A (en) * | 2021-12-31 | 2022-04-12 | 歌尔光学科技有限公司 | Battery installation device and electronic product |
| CN114122590B (en) * | 2021-11-26 | 2024-06-07 | 歌尔科技有限公司 | Battery fixing device and man-machine interaction equipment |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113161665A (en) * | 2021-03-31 | 2021-07-23 | 深圳易马达科技有限公司 | Battery compartment and trade battery compartment |
| CN113871784A (en) * | 2021-08-30 | 2021-12-31 | 歌尔光学科技有限公司 | Battery fixing device and electronic product |
| CN113871784B (en) * | 2021-08-30 | 2023-05-30 | 歌尔科技有限公司 | Battery fixing device and electronic product |
| CN114171838A (en) * | 2021-10-28 | 2022-03-11 | 青岛歌尔声学科技有限公司 | Battery fixing structure and game handle |
| CN114171838B (en) * | 2021-10-28 | 2023-11-21 | 青岛歌尔声学科技有限公司 | Battery fixing structure and game handle |
| CN114122590A (en) * | 2021-11-26 | 2022-03-01 | 歌尔光学科技有限公司 | Battery fixing device and man-machine interaction equipment |
| CN114142154A (en) * | 2021-11-26 | 2022-03-04 | 歌尔光学科技有限公司 | Battery compartment device and man-machine interaction equipment |
| CN114122590B (en) * | 2021-11-26 | 2024-06-07 | 歌尔科技有限公司 | Battery fixing device and man-machine interaction equipment |
| CN114335859A (en) * | 2021-12-31 | 2022-04-12 | 歌尔光学科技有限公司 | Battery installation device and electronic product |
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