CN112366415B - Lithium battery connecting device based on plug-in fixing structure - Google Patents

Lithium battery connecting device based on plug-in fixing structure Download PDF

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Publication number
CN112366415B
CN112366415B CN202011237296.0A CN202011237296A CN112366415B CN 112366415 B CN112366415 B CN 112366415B CN 202011237296 A CN202011237296 A CN 202011237296A CN 112366415 B CN112366415 B CN 112366415B
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groove
block
fixed
fixing
sliding
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CN112366415A (en
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李懿仕
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Dongguan Qianhui Hardware Electronics Co ltd
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Dongguan Qianhui Hardware Electronics Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

The invention relates to the technical field of lithium batteries, in particular to a lithium battery connecting device based on a plug-in fixing structure. The lithium battery fixing device comprises a fixing seat and a fixing shell arranged above the fixing seat, wherein the upper surface of the fixing seat is provided with a groove, the bottom end of the connecting seat is matched with the groove in an inserting mode, two ends of the connecting seat are provided with edge grooves, clamping grooves are formed in the two ends of the edge grooves, the fixing seat is connected with clamping blocks through rotating grooves formed in the two ends of the fixing seat, rotating pins are arranged on two sides of the bottom end of the clamping block, clamping heads are arranged on the bottom ends of the clamping blocks, rotating holes are formed in the bottom ends of the rotating grooves, the clamping blocks are located inside the rotating grooves and are in rotating connection with the rotating holes, the clamping heads are matched with the clamping grooves in an inserting mode, the lithium battery is clamped through the top shell protection pad and the bottom shell protection pad, the stability of the lithium battery is further improved, and meanwhile the lithium battery is protected.

Description

Lithium battery connecting device based on plug-in fixing structure
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a lithium battery connecting device based on a plug-in fixing structure.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution, which uses lithium metal or a lithium alloy as a negative electrode material, and can be broadly divided into two types: lithium metal batteries and lithium ion batteries, which do not contain lithium in the metallic state and are rechargeable.
The current lithium battery is usually realized by connecting a plurality of lithium batteries in parallel or in series, so that the plurality of lithium batteries are required to be fixed, and the current connecting device for the lithium batteries cannot effectively clamp the lithium batteries, so that the installation stability of the lithium batteries is poor.
Disclosure of Invention
The invention aims to provide a lithium battery connecting device based on a plug-in fixing structure so as to solve the problems in the background art.
In order to achieve the above object, the lithium battery connecting device based on a plug-in fixing structure of the present invention includes a fixing base and a fixing housing installed above the fixing base, wherein the fixing housing at least includes:
the top shell is internally provided with a cavity, an upper battery groove is formed in the top shell above the cavity, three upper battery grooves are formed, and slots are formed in two ends of the top shell;
the bottom shell is positioned in the cavity, lower battery grooves are formed in the bottom shell, three lower battery grooves are formed in the lower battery grooves, the radius of each lower battery groove is identical to that of each upper battery groove, lithium batteries are inserted into the lower battery grooves, connecting blocks are arranged at the top ends of two sides of the bottom shell, and the connecting blocks are in insertion fit with the slots;
the connecting seat is fixedly connected with the bottom shell, the upper surface of the fixing seat is provided with a groove, the bottom end of the connecting seat is in plug-in connection with the groove, side grooves are formed in the two ends of the connecting seat, clamping grooves are formed in the side grooves, the fixing seat is connected with clamping blocks through rotating grooves formed in the two ends of the fixing seat, rotating pins are arranged on the two sides of the bottom end of the clamping blocks, clamping heads are arranged at the bottom ends of the clamping blocks, rotating holes are formed in the bottom ends of the rotating grooves, the clamping blocks are located in the rotating grooves, the rotating pins are in rotary connection with the rotating holes, and the clamping heads are in plug-in connection with the clamping grooves;
the fixed shell is in this implementation when specifically using, insert the lithium cell to the battery jar inside down in proper order earlier, then take the top shell, with cavity and bottom shell top contact, push down the top shell, make bottom shell top surface slide along cavity inside, the lithium cell moves into the upper cell jar inside gradually this moment, the bottom shell motion drives the connecting block, when the connecting block inserts to slot inside, then accomplish the connection between top shell and the bottom shell, then insert the connecting seat bottom to the recess inside, stir the fixture block and be close to the connecting seat direction, the fixture block passes through the effort of hand, with the centre of a circle department of rotation round pin anticlockwise rotation as the axle, the fixture block rotates and drives the dop to be close to the draw-in groove, when the dop inserts to the draw-in groove inside completely, accomplish the connection between fixed shell and the fixing base and fix.
As a further improvement of the technical scheme, the connecting block is connected with a sliding block through a connecting block opening formed in the connecting block, the sliding block is in sliding connection with the connecting block opening, a limiting block is arranged at one end of the sliding block, which is far away from the connecting block, a sliding block spring pull ball is arranged at the other end of the sliding block, the sliding block spring pull ball is positioned in the connecting block opening and is welded and connected with the connecting block opening, a stop block is arranged on the surface of the limiting block, a stop block is arranged on the outer side of the slot, and the limiting block is tightly attached to the stop block;
in this embodiment slider is when specifically using, for further stabilizing the connection between top shell and the drain pan, when connecting block and slot connection, the arcwall face of dog produces frictional force through the effort of hand in the arcwall face contact of stopper, frictional force effect drives the slider and moves to keeping away from the connecting block direction, thereby make the slider spring draw ball take place deformation, drive the stopper through the removal of slider, when the stopper moves to the dog top, thereby slider spring draw ball produces elasticity through deformation, thereby elasticity effect drives the stopper and resets, make stopper and dog joint, accomplish the firm connection of top shell and drain pan promptly, when need demolish top shell and drain pan, through using the pulling stopper, then drive the stopper break away from with the contact of dog through the slider can.
As a further improvement of the technical scheme, the bottom end of the top shell is provided with a fixing device, the fixing device comprises a fixing plate, a chute is formed in the fixing plate, the chute penetrates through the fixing plate, a chute opening rotary groove is formed in the fixing plate, a fixed insert block is connected in a sliding mode in the chute, a poking plate is arranged on the surface of the fixed insert block and located in the chute opening rotary groove and slides, a stabilizing block is arranged on the side face of the top end of the bottom shell, a stabilizing groove is formed in the stabilizing block, and one end of the fixed insert block is in splicing fit with the stabilizing groove.
As a further improvement of the technical scheme, one end of the fixed plug is fixedly connected with a plug spring, one end of the sliding groove extends into the fixed plate, one end of the plug spring is fixedly connected with the sliding groove, and two plug springs are arranged.
As a further improvement of the technical scheme, two fixed inserting blocks are arranged, connecting ropes are fixed on the side faces of the shifting plate, a rotating column is fixedly connected between the two connecting ropes, a rotating rod is arranged at one end of the rotating column, the inside of the fixed plate is provided with the rotating rod, the rotating rod is connected with the rotating rod, and one end, far away from the rotating rod, of the rotating column is provided with a twisting ring.
As a further improvement of the technical scheme, the side surface of the fixing plate is provided with a protection ring, the protection ring is of a hollow structure, protection ring openings are formed in two ends of the protection ring, the fixing plate extends to the inside of the protection ring in a penetrating manner, the rotating column is located inside the protection ring, and the connecting rope is located inside the protection ring openings.
As a further improvement of the technical scheme, fixed baffles are arranged on two sides of the upper surface of the fixed seat, sliding ports are formed in two ends of the fixed baffles, sliding rods are connected inside the sliding ports in a sliding mode, a rotating pin penetrates through one end of each sliding port to be provided with a fixed head, fixing holes are formed in two side surfaces of the connecting seat, and the fixed heads are in plug-in connection with the fixing holes.
As a further improvement of the technical scheme, one end of the sliding rod, which is far away from the fixed baffle, is provided with a round block, the round block is of a cylindrical structure, the radius of the round block is larger than that of the sliding rod, a sliding rod spring is sleeved on the surface of the sliding rod, one end of the sliding rod spring is welded with the round block, the other end of the sliding rod spring is welded with the surface of the fixed baffle, and the surface of the fixed head is of an arc-shaped structure.
As a further improvement of the technical scheme, top shell protection pads are arranged at the top ends of the inner parts of the upper battery grooves and positioned at the two sides, top shell springs are arranged at the top ends of the inner parts of the upper battery grooves and positioned in the middle, bottom shell springs are arranged at the bottom surfaces of the lower battery grooves and positioned at the two sides, and bottom shell protection pads are arranged at the bottom surfaces of the lower battery grooves and positioned in the middle.
As a further improvement of the technical scheme, the bottom end of the clamping block is far away from one end of the rotating pin, a pressing block is arranged at the bottom end of the rotating groove, the bottom end of the rotating groove is far away from one end of the rotating hole, and a pressing block groove is formed in the bottom end of the rotating groove, and the pressing block is spliced with the pressing block groove.
Compared with the prior art, the invention has the beneficial effects that:
1. in this lithium battery connecting device based on grafting fixed knot constructs, through top shell protection pad and the drain pan spring that sets up, carry out the centre gripping to the lithium battery through top shell spring and drain pan protection pad, be convenient for further promote the stability of lithium battery, play the effect of protection to the lithium battery simultaneously.
2. In this lithium battery connecting device based on grafting fixed knot constructs, through dop and draw-in groove that sets up, dop and draw-in groove grafting cooperation, the fixture block passes through the rotation with the rotation groove, goes into the inside of draw-in groove with the dop card, and connecting seat and fixing base realize connecting fixedly.
3. In this lithium battery connecting device based on grafting fixed knot constructs, through connecting seat bottom and recess that set up, connecting seat bottom and recess grafting cooperation are convenient for be connected between fixed shell and the fixing base, through being connected between stopper and the dog, be convenient for further stabilize the connection between top shell and the drain pan.
Drawings
FIG. 1 is a schematic overall structure of embodiment 1;
FIG. 2 is a schematic diagram of a latch according to embodiment 1;
FIG. 3 is a schematic view of the structure of the fixed baffle plate of embodiment 1;
fig. 4 is an enlarged schematic view of the structure a of embodiment 1;
FIG. 5 is a schematic view of the connection structure between the fixed baffle and the sliding rod in embodiment 1;
FIG. 6 is a schematic cross-sectional view of the latch of embodiment 1;
FIG. 7 is a schematic view of the structure of the stationary housing of embodiment 1;
fig. 8 is a schematic view of the top case structure of embodiment 1;
FIG. 9 is a schematic cross-sectional view of the top shell of example 1;
fig. 10 is a schematic view of the bottom case structure of embodiment 1;
fig. 11 is a schematic sectional structure of the bottom chassis of embodiment 1;
fig. 12 is a schematic view of the structure of the connection base of embodiment 1;
FIG. 13 is a schematic view of a structure of a fixing plate according to embodiment 1;
FIG. 14 is a schematic cross-sectional view of a fixing plate structure of embodiment 1;
FIG. 15 is a schematic diagram illustrating the connection between a fixed plug and a rotating post according to embodiment 1;
fig. 16 is a schematic diagram of a connection structure between a slider and a connection block in embodiment 1.
The meaning of each reference sign in the figure is:
100. a fixed housing;
110. a top shell; 1100. a cavity; 1101. a battery groove is arranged on the upper part; 1102. a top shell pad; 1103. a top shell spring;
111. a slot; 1110. a stop block;
120. a bottom case; 1200. a lower battery case; 1201. a bottom shell spring; 1202. a bottom shell protection pad;
121. a lithium battery;
122. a connecting block; 1220. punching a connecting block;
123. a slide block; 1231. a limiting block; 1232. a slider spring; 1233. pulling a ball;
124. a stabilizing block; 1240. a stabilizing groove;
130. a connecting seat; 1300. a side groove; 1301. a clamping groove; 131. a fixing hole;
200. a fixing seat; 2000. a groove;
210. a clamping block; 211. a rotation pin; 212. a chuck; 213. briquetting;
220. a fixed baffle; 2200. a sliding port;
221. a slide bar; 2211. a fixed head; 2212. round blocks; 2213. a slide bar spring;
230. a rotating groove; 2300. a briquetting groove; 2301. a rotation hole;
300. a fixing device;
310. a fixing plate; 3100. a chute; 3101. a chute opening; 3102. a rotary groove;
311. a protective ring; 3110. a protective ring opening;
320. fixing the insert block; 3201. a poking plate; 3202. an insert spring;
321. rotating the column; 3211. a rotating rod; 3212. a connecting rope; 3213. and (5) screwing the coil.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 to 16, the present embodiment provides a lithium battery connection device based on a plug-in fixing structure, which includes a fixing base 200 and a fixing housing 100 mounted above the fixing base 200, wherein the fixing housing 100 at least includes:
the lithium battery pack comprises a top shell 110, wherein a cavity 1100 is formed in the top shell 110, an upper battery groove 1101 is formed in the top of the cavity 1100 of the top shell 110, three upper battery grooves 1101 are formed, the lithium battery pack is convenient to mount, and slots 111 are formed in two ends of the top shell 110;
the bottom shell 120 is positioned in the cavity 1100, so that the bottom shell 120 and the top shell 110 are conveniently connected, a lower battery groove 1200 is formed in the bottom shell 120, three lower battery grooves 1200 are formed in the lower battery groove 1200, the radius of the lower battery groove 1200 is the same as that of the upper battery groove 1101, a lithium battery 121 is inserted in the lower battery groove 1200, the lithium battery 121 is conveniently fixed through the connection between the upper battery groove 1101 and the lower battery groove 1200, connecting blocks 122 are arranged at the top ends of two sides of the bottom shell 120, the connecting blocks 122 are in insertion fit with the slots 111, and the connection between the bottom shell 120 and the top shell 110 is conveniently fixed;
the connecting seat 130 is fixedly connected with the bottom shell 120, the upper surface of the fixing seat 200 is provided with a groove 2000, the bottom end of the connecting seat 130 is in plug-in fit with the groove 2000, the connection between the fixed shell 100 and the fixing seat 200 is facilitated, the two ends of the connecting seat 130 are provided with side grooves 1300, clamping grooves 1301 are formed in the side grooves 1300, the fixing seat 200 is connected with clamping blocks 210 through rotating grooves 230 formed in the two ends, rotating pins 211 are arranged on two sides of the bottom end of the clamping blocks 210, clamping heads 212 are arranged at the bottom ends of the clamping blocks 210, rotating holes 2301 are formed in the bottom ends of the rotating grooves 230, the clamping blocks 210 are located in the rotating grooves 230, the rotating pins 211 are in rotary connection with the rotating holes 2301, the clamping heads 212 are in plug-in fit with the clamping grooves 1301, and the clamping heads 212 are clamped into the clamping grooves 1301 through rotation of the clamping blocks 210, so that the functions of the connecting seat 130 and the fixing seat 200 are achieved;
in this embodiment, when the fixing housing 100 is specifically used, firstly, the lithium battery 121 is sequentially inserted into the lower battery slot 1200, then the top shell 110 is taken, the cavity 1100 is contacted with the top end of the bottom shell 120, the top shell 110 is pressed downwards, so that the top end surface of the bottom shell 120 slides along the inside of the cavity 1100, at this time, the lithium battery 121 gradually moves into the upper battery slot 1101, the bottom shell 120 moves to drive the connecting block 122, when the connecting block 122 is inserted into the slot 111, connection between the top shell 110 and the bottom shell 120 is completed, then the bottom end of the connecting seat 130 is inserted into the groove 2000, the toggle clamping block 210 approaches to the connecting seat 130, the clamping block 210 rotates anticlockwise by taking the center of the rotating pin 211 as an axis through the action of hands, the clamping block 210 rotates to drive the clamping head 212 to approach to the clamping slot 1301, and when the clamping head 212 is completely inserted into the inside of the clamping slot 1301, connection and fixation between the fixing housing 100 and the fixing seat 200 are completed.
In this embodiment, the connection block 122 is connected with a slider 123 through a connection block opening 1220 formed in the interior, the slider 123 is slidably connected with the connection block opening 1220, a stopper 1231 is disposed at one end of the slider 123 away from the connection block 122, a slider spring pull ball 1232 is disposed at the other end of the slider 123, the slider spring pull ball 1232 is disposed inside the connection block opening 1220 and welded to the connection block opening 1220, a 1233 is disposed on the surface of the stopper 1231, a stop 1110 is disposed at the outer side of the slot 111, the stopper 1231 is tightly attached to the stop 1110, and the connection between the top shell 110 and the bottom shell 120 is further stabilized through the connection between the stopper 1231 and the stop 1110;
in this embodiment, when the slider 123 is specifically used, in order to further stabilize the connection between the top shell 110 and the bottom shell 120, when the connection block 122 is connected with the slot 111, the arc surface of the stop block 1110 contacts with the arc surface of the stop block 1231 through the action of hand to generate a friction force, the friction force drives the slider 123 to move away from the direction of the connection block 122, so that the slider spring pull ball 1232 deforms, the movement of the slider 123 drives the stop block 1231, when the stop block 1231 moves to the upper part of the stop block 1110, the slider spring pull ball 1232 deforms to generate elastic force, and the elastic force drives the stop block 1231 to reset, so that the stop block 1231 is clamped with the stop block 1110, namely, the stable connection between the top shell 110 and the bottom shell 120 is completed, when the top shell 110 and the bottom shell 120 need to be dismantled, the stop block 1231 is driven by using the slider 123 to be separated from the contact with the stop block 1110.
Further, the bottom end of the top shell 110 is provided with the fixing device 300, the fixing device 300 comprises a fixing plate 310, a sliding groove 3100 is formed in the fixing plate 310, a sliding groove opening rotary groove 3101 is formed in the sliding groove 3100 in a penetrating mode through the fixing plate 310, a fixed plug 320 is connected to the sliding groove 3100 in a sliding mode, a poking plate 3201 is arranged on the surface of the fixed plug 320, the poking plate 3201 is located in the sliding groove opening rotary groove 3101 and slides, a stabilizing block 124 is arranged on the side face of the top end of the bottom shell 120, a stabilizing groove 1240 is formed in the stabilizing block 124, one end of the fixed plug 320 is in plug-in fit with the stabilizing groove 1240, the fixed plug 320 can slide to the inside of the stabilizing groove 1240 through pushing the poking plate 3201, and stability of connection between the top shell 110 and the bottom shell 120 can be further improved through connection of the fixed plug 320 and the stabilizing groove 1240.
Specifically, fixed insert 320 one end fixedly connected with insert spring 3202, inside spout 3100 one end extended to fixed plate 310, insert spring 3202 one end and spout 3100 fixed connection, insert spring 3202 are equipped with two, through the elasticity effect of insert spring 3202, can form thrust to fixed insert 320 to further consolidate the connection of firm piece 124 and fixing device 300.
In addition, fixed insert 320 is equipped with two, the fixed rope 3212 that is fixed with of plectrum 3201 side, fixedly connected with rotates post 321 between two connecting ropes 3212, rotate post 321 one end and be equipped with bull stick 3211, 3102 has been seted up to fixed plate 310 inside, bull stick 3211 and 3102 rotate and are connected, the one end that bull stick 321 kept away from bull stick 3211 is equipped with twists circle 3213, through rotating twists circle 3213, can make connecting rope 3212 lie in rotate post 321 surface rotation, thereby accomodate connecting rope 3212, connecting rope 3212 shortens through the length, drive two fixed inserts 320 and be close to each other, make fixed insert 320 slowly break away from inside stabilizing groove 1240, accomplish the split work to fixing device 300 and stabilizing piece 124, the manpower sparingly has been played, the effect of improvement efficiency.
In addition, the side surface of the fixing plate 310 is provided with a protecting ring 311, the protecting ring 311 is of a hollow structure, protecting ring openings 3110 and 3102 are formed at two ends of the protecting ring 311, the rotating post 321 penetrates through the fixing plate 310 and extends to the inside of the protecting ring 311, the connecting rope 3212 is located in the protecting ring 311, and in order to avoid the rotating post 321 being easily damaged during working, the protecting ring 311 plays a role in protecting the rotating post 321.
Further, both sides of the upper surface of the fixing base 200 are respectively provided with a fixing baffle 220, both ends of the fixing baffle 220 are respectively provided with a sliding opening 2200, the sliding opening 2200 is internally and slidably connected with a sliding rod 221, one end of the rotating pin 211 penetrating through the sliding opening 2200 is provided with a fixing head 2211, both sides of the connecting base 130 are respectively provided with a fixing hole 131, the fixing head 2211 is in plug-in fit with the fixing holes 131, after the connecting base 130 and the fixing base 200 are initially stabilized through the clamping blocks 210, the sliding rod 221 can be pushed to insert the fixing head 2211 into the fixing holes 131, and the connection between the connecting base 130 and the fixing base 200 is further stabilized.
Specifically, one end of the sliding rod 221 away from the fixed baffle 220 is provided with a round block 2212, the round block 2212 is in a cylindrical structure, the radius of the round block 2212 is larger than that of the sliding rod 221, the sliding rod 221 is convenient to use, a sliding rod spring 2213 is sleeved on the surface of the sliding rod 221, one end of the sliding rod spring 2213 is welded with the round block 2212, the other end of the sliding rod spring 2213 is welded with the surface of the fixed baffle 220, the surface of the fixed head 2211 is in an arc-shaped structure, when the connecting seat 130 is inserted into the groove 2000, the connecting seat 130 is contacted with the surface of the fixed head 2211 through the pushing force of hands to generate friction force, the friction force drives the sliding rod 221 to slide to one end, so that pulling force is formed on the sliding rod spring 2213, the sliding rod spring 2213 deforms, the connecting seat 130 continuously rubs with the fixed head 2211, when the fixed head 2211 is contacted with the fixed hole 131, the sliding rod spring 2213 generates elasticity through deformation, and the elastic force drives the fixed head 2211 to slide towards the inside the fixed hole 131, so that the connecting seat 130 and the fixed seat 200 are firmly worked.
In addition, the top inside the upper battery jar 1101 that is located the both sides is equipped with top shell protection pad 1102, and the top inside the upper battery jar 1101 that is located the centre is equipped with top shell spring 1103, and the lower battery jar 1200 bottom surface that is located the both sides is equipped with drain pan spring 1201, and the lower battery jar 1200 bottom surface that is located the centre is equipped with drain pan protection pad 1202, through top shell protection pad 1102 and drain pan spring 1201 that set up, top shell spring 1103 and drain pan protection pad 1202 carry out the centre gripping with three lithium cell 121 respectively, are convenient for further promote lithium cell 121's stability, play the effect of protection to lithium cell 121 simultaneously.
Besides, a pressing block 213 is arranged at one end, far away from the rotation pin 211, of the bottom end of the clamping block 210, a pressing block groove 2300 is arranged at one end, far away from the rotation hole 2301, of the bottom end of the rotation groove 230, the pressing block 213 is spliced with the pressing block groove 2300, when the connecting seat 130 is in contact with the groove 2000, the bottom end of the connecting seat 130 forms pressure on the pressing block 213, the clamping block 210 is driven by the pressure to rotate by taking the circle center of the rotation pin 211 as an axis, when the pressing block 213 enters the pressing block groove 2300, the clamping head 212 can be inserted into the clamping groove 1301, and through the operation of complaining, the connecting seat 130 and the fixing seat 200 can be fixedly connected in one step, so that the effects of time saving and labor saving are achieved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. Lithium cell connecting device based on grafting fixed knot constructs, its characterized in that: including fixing base (200) and install fixed shell (100) in fixing base (200) top, fixed shell (100) include at least:
the battery pack comprises a top shell (110), wherein a cavity (1100) is formed in the top shell (110), an upper battery groove (1101) is formed in the top of the cavity (1100) in the top shell (110), three upper battery grooves (1101) are formed in the upper battery groove, and slots (111) are formed in two ends of the top shell (110);
the bottom shell (120), the bottom shell (120) is located in the cavity (1100), a lower battery groove (1200) is formed in the bottom shell (120), three lower battery grooves (1200) are formed, the radius of each lower battery groove (1200) is identical to that of each upper battery groove (1101), lithium batteries (121) are inserted into the lower battery grooves (1200), connecting blocks (122) are arranged at the top ends of two sides of the bottom shell (120), and the connecting blocks (122) are in insertion fit with the slots (111);
the connecting seat (130), connecting seat (130) with drain pan (120) fixed connection, recess (2000) has been seted up to fixing base (200) upper surface, connecting seat (130) bottom with recess (2000) grafting cooperation, limit groove (1300) have all been seted up at connecting seat (130) both ends, draw-in groove (1301) have been seted up to the inside of limit groove (1300), fixing base (200) are connected with fixture block (210) through rotation groove (230) that both ends were seted up, fixture block (210) bottom both sides all are equipped with rotation round pin (211), fixture block (210) bottom is equipped with chuck (212), rotation hole (2301) have been seted up to rotation groove (230) bottom, fixture block (210) are located rotation groove (230) inside, just rotation round pin (211) with rotation hole (2301) rotate to be connected, chuck (212) with draw-in groove (1301) grafting cooperation;
the connecting block (122) is connected with a sliding block (123) through a connecting block opening (1220) formed in the connecting block, the sliding block (123) is in sliding connection with the connecting block opening (1220), one end, far away from the connecting block (122), of the sliding block (123) is provided with a limiting block (1231), the other end of the sliding block (123) is provided with a sliding block spring pull ball (1232), the sliding block spring pull ball (1232) is positioned in the connecting block opening (1220) and is welded and connected with the connecting block opening (1220), the surface of the limiting block (1231) is provided with a stop block (1110), and the limiting block (1231) is tightly attached to the stop block (1110);
the fixing device is characterized in that a fixing device (300) is arranged at the bottom end of the top shell (110), the fixing device (300) comprises a fixing plate (310), a sliding groove (3100) is formed in the fixing plate (310), a sliding groove opening rotary groove (3101) is formed in the sliding groove (3100) in a penetrating mode, a fixed plug block (320) is connected in the sliding groove (3100) in a sliding mode, a poking plate (3201) is arranged on the surface of the fixed plug block (320), the poking plate (3201) is located in the sliding groove opening rotary groove (3101) to slide, a stabilizing block (124) is arranged on the side face of the top end of the bottom shell (120), a stabilizing groove (1240) is formed in the stabilizing block (124), and one end of the fixed plug block (320) is in plug-in fit with the stabilizing groove (1240).
An insert spring (3202) is fixedly connected to one end of the fixed insert block (320), one end of the sliding groove (3100) extends into the fixed plate (310), one end of the insert spring (3202) is fixedly connected with the sliding groove (3100), and two insert springs (3202) are arranged;
the fixed plug blocks (320) are arranged in two, connecting ropes (3212) are fixed on the side faces of the poking plate (3201), rotating columns (321) are fixedly connected between the two connecting ropes (3212), rotating rods (3211) are arranged at one ends of the rotating columns (321), the fixed plate (310) is internally provided with the rotating rods (3102), the rotating rods (3211) are in rotary connection with the rotating rods (3102), and twisting coils (3213) are arranged at one ends, far away from the rotating rods (3211), of the rotating columns (321).
The fixed plate (310) side surface is equipped with guard circle (311), guard circle (311) are hollow structure, guard circle opening (3110) have all been seted up at guard circle (311) both ends, (3102) run through fixed plate (310) extend to the inside of guard circle (311), rotation post (321) are located inside guard circle (311), just connecting rope (3212) are located inside guard circle opening (3110).
2. The lithium battery connection device based on a plugging fixing structure according to claim 1, wherein: fixed stop (220) are arranged on two sides of the upper surface of the fixed seat (200), sliding openings (2200) are formed in two ends of the fixed stop (220), sliding rods (221) are connected inside the sliding openings (2200) in a sliding mode, a rotating pin (211) penetrates through one ends of the sliding openings (2200) to be provided with fixing heads (2211), fixing holes (131) are formed in two side surfaces of the connecting seat (130), and the fixing heads (2211) are matched with the fixing holes (131) in an inserting mode.
3. The lithium battery connection device based on a plugging fixing structure according to claim 2, wherein: the utility model discloses a fixed head, including fixed baffle (220), fixed head, slide bar (221), fixed baffle (220) are kept away from one end of fixed baffle (220) is equipped with button (2212), button (2212) is cylindrical structure, and its radius is greater than slide bar (221), slide bar spring (2213) have been cup jointed on slide bar (221) surface, slide bar spring (2213) one end with button (2212) seam, the other end with fixed baffle (220) surface seam, fixed head (2211) surface is arc structure.
4. The lithium battery connection device based on a plugging fixing structure according to claim 1, wherein: the top of the inner part of the upper battery groove (1101) at two sides is provided with a top shell protection pad (1102), the top of the inner part of the upper battery groove (1101) at the middle is provided with a top shell spring (1103), the bottom of the lower battery groove (1200) at two sides is provided with a bottom shell spring (1201), and the bottom of the lower battery groove (1200) at the middle is provided with a bottom shell protection pad (1202).
5. The lithium battery connection device based on a plugging fixing structure according to claim 1, wherein: the fixture block (210) bottom is kept away from rotate round pin (211) one end and is equipped with briquetting (213), rotate groove (230) bottom and keep away from rotate hole (2301) one end and seted up briquetting groove (2300), briquetting (213) with briquetting groove (2300) grafting.
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