阅读说明：本技术 一种新能源汽车快速充电组件 (New energy automobile quick charge subassembly ) 是由 李安宁 于 2020-06-04 设计创作，主要内容包括：本发明公开了一种新能源汽车快速充电组件,涉及新能源汽车技术领域。本发明包括底板、壳体和顶板,底板上表面与壳体连接,顶板下表面与壳体连接,顶板上表面安装有主动轴,主动轴一端固定连接有第二带轮,第二带轮一侧设置有第一蜗杆轴,第一蜗杆轴周侧面固定连接有第一带轮,第一带轮和第二带轮周侧面配合有第一传动带,第二带轮另一侧还设置有第二蜗杆轴,第二蜗杆轴和第一蜗杆轴周侧面均固定连接有第三带轮；本发明通过使用锁紧圈和橡胶块,使外界的充电接头与汽车的充电接口连接时,锁紧圈和橡胶块可以锁紧充电接头的电缆,防止接触不良,保证汽车快充稳定；本发明通过使用蜗杆传动和带传动,使传动稳定,噪音小。(The invention discloses a quick charging assembly for a new energy automobile, and relates to the technical field of new energy automobiles. The worm-gear transmission mechanism comprises a bottom plate, a shell and a top plate, wherein the upper surface of the bottom plate is connected with the shell, the lower surface of the top plate is connected with the shell, a driving shaft is mounted on the upper surface of the top plate, one end of the driving shaft is fixedly connected with a second belt wheel, a first worm shaft is arranged on one side of the second belt wheel, a first belt wheel is fixedly connected with the peripheral side surface of the first worm shaft, a first transmission belt is matched with the peripheral side surfaces of the first belt wheel and the second belt wheel, a second worm shaft is further arranged on the other side of the second belt wheel, and third belt wheels are fixedly connected with; according to the invention, by using the locking ring and the rubber block, when an external charging connector is connected with a charging interface of an automobile, the cable of the charging connector can be locked by the locking ring and the rubber block, so that poor contact is prevented, and the quick charging stability of the automobile is ensured; the invention uses worm drive and belt drive to make the drive stable and the noise less.)

1. The utility model provides a new energy automobile quick charge subassembly, includes bottom plate (1), casing (2) and roof (4), its characterized in that:

the upper surface of the bottom plate (1) is connected with the shell (2), the lower surface of the top plate (4) is connected with the shell (2), the shell (2) is arranged between the bottom plate (1) and the top plate (4), the driving shaft (3) is arranged on the upper surface of the top plate (4), the driving shaft (3) is in running fit with the top plate (4), one end of the driving shaft (3) is fixedly connected with a second belt wheel (14), the second belt wheel (14) is positioned inside the shell (2), one side of the second belt wheel (14) is provided with a first worm shaft (10), the peripheral side of the first worm shaft (10) is fixedly connected with a first belt wheel (12), the peripheral side of the first belt wheel (12) and the peripheral side of the second belt wheel (14) are matched with a first transmission belt (13), the other side of the second belt wheel (14) is further provided with a second worm shaft (15), and the peripheral side of the second worm shaft (15) and the first shaft (10) is fixedly connected with a third belt wheel, and a second transmission belt (19) is matched between the third belt wheels (18).

2. The new energy automobile quick charging assembly according to claim 1, wherein a gear (9) is fixedly connected to the peripheral side surfaces of the first worm shaft (10) and the second worm shaft (15), and a worm (17) is meshed with the peripheral side surface of the gear (9).

3. The new energy automobile quick charging assembly according to claim 2, wherein a shaft sleeve (16) is telescopically matched with one end of the worm (17), the shaft sleeve (16) is fixedly connected with the inner wall of the shell (2), and a locking ring (23) is fixedly connected with one end, far away from the shaft sleeve (16), of the worm (17).

4. The quick charging assembly for the new energy automobile according to claim 3, wherein the locking ring (23) is semicircular, a buffer layer (24) is fixedly connected to the inner side of the locking ring (23), and the buffer layer (24) is made of soft rubber.

5. The new energy automobile quick charging assembly according to claim 1, characterized in that a crank (5) is in snap fit with the peripheral side of the driving shaft (3), and the crank (5) is located on the upper side of the top plate (4).

6. The new energy automobile quick charging assembly according to claim 1, wherein a connecting hole (8) and a sliding groove (20) are formed in one surface of the shell (2), the connecting hole (8) is located to penetrate through the sliding groove (20), a connecting plate (7) is matched in the sliding groove (20) in a sliding mode, one end face of the connecting plate (7) is fixedly connected with a rubber block (11), the other end face of the connecting plate (7) is fixedly connected with a plurality of springs (6), and one ends of the springs (6) are fixedly connected with the inner wall of the sliding groove (20).

7. The new energy automobile quick charging assembly according to claim 6, wherein a charging interface (22) is further formed in the inner wall of the shell (2), and the charging interface (22) is concentric with the connecting hole (8).

8. The new energy automobile quick charging assembly according to claim 6, characterized in that a projection (21) is fixedly connected to one surface of the connecting plate (7), and the projection (21) is arranged at one end close to the spring (6).

9. The new energy automobile quick charging assembly according to claim 6, characterized in that the width of the rubber block (11) is larger than the diameter of the connecting hole (8).

10. The new energy automobile quick charging assembly according to claim 1, wherein the first worm shaft (10) and the second worm shaft (15) are rotatably engaged with the bottom plate (1) and the top plate (4) at two ends respectively, and the driving shaft (3) is located between the first worm shaft (10) and the second worm shaft (15).

Technical Field

The invention belongs to the technical field of new energy automobiles, and particularly relates to a quick charging assembly for a new energy automobile.

Background

The new energy automobile refers to all other energy automobiles except gasoline and diesel engines, including fuel cell automobiles, hybrid automobiles, hydrogen energy power automobiles, solar automobiles and the like. The fuel cell electric vehicle is driven by using electric energy generated by electrochemical reaction in the fuel cell under the action of a catalyst between hydrogen and oxygen in the air as a main power source. The fuel cell electric vehicle is essentially one of pure electric vehicles, and the main difference lies in the different working principles of the power battery. Generally, a fuel cell converts chemical energy into electrical energy through an electrochemical reaction, a reducing agent required by the electrochemical reaction generally adopts hydrogen, and an oxidizing agent adopts oxygen, so most of the originally developed fuel cell electric vehicles directly adopt hydrogen fuel, and the hydrogen can be stored in the forms of liquefied hydrogen, compressed hydrogen or metal hydride hydrogen storage.

In order to adapt to the development of new energy automobiles, many manufacturing enterprises are also researching and developing matched new energy automobile quick charging assemblies, however, in the charging process of cables of quick charging connectors of new energy automobiles, poor contact of the charging connectors often occurs due to the lack of good fastening devices of the quick charging connectors, and the charging efficiency is affected.

Disclosure of Invention

The invention aims to provide a quick charging assembly for a new energy automobile, and solves the problem that charging efficiency is affected due to poor contact of a charging connector caused by lack of a good fastening device for a cable of the quick charging connector in the charging process of the existing quick charging connector for the new energy automobile.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a new energy automobile quick charging assembly, which comprises a bottom plate, a shell and a top plate, wherein the bottom plate is provided with a first connecting hole;

the upper surface of the bottom plate is connected with the shell, the lower surface of the top plate is connected with the shell, the shell is arranged between the bottom plate and the top plate, the upper surface of the top plate is provided with a driving shaft, the driving shaft is in running fit with the top plate, one end of the driving shaft is fixedly connected with a second belt wheel, the second belt wheel is positioned in the shell, one side of the second belt wheel is provided with a first worm shaft, the peripheral side surface of the first worm shaft is fixedly connected with a first belt wheel, the peripheral side surfaces of the first belt wheel and the second belt wheel are matched with a first transmission belt, the other side of the second belt wheel is also provided with a second worm shaft, the peripheral side surfaces of the second worm shaft and the first worm shaft are both fixedly connected with a third belt wheel, and a second; in the structure, the driving shaft drives the second belt wheel to rotate when rotating, the second belt wheel can drive the first worm shaft to rotate through the first driving belt, then the third belt wheel on the peripheral side surface of the first worm shaft rotates, and then the third belt wheel on the peripheral side surface of the first worm shaft drives the second worm shaft to rotate through the second driving belt.

Preferably, the peripheral side surfaces of the first worm shaft and the second worm shaft are fixedly connected with gears, and the peripheral side surfaces of the gears are meshed with worms; in the structure, when the first worm shaft and the second worm shaft rotate, the gear can be driven to rotate, then the gear can drive the worm to reciprocate, and finally the circumferential motion of the driving shaft is converted into the reciprocating motion of the worm.

Preferably, one end of the worm is matched with a shaft sleeve in a telescopic mode, the shaft sleeve is fixedly connected with the inner wall of the shell, and one end, far away from the shaft sleeve, of the worm is fixedly connected with a locking ring; in the structure, the worm can reciprocate along the shaft sleeve, and the shaft sleeve can ensure the motion stability of the worm.

Preferably, the locking ring is semicircular, the inner side of the locking ring is also fixedly connected with a buffer layer, and the buffer layer is made of soft rubber; in the structure, the locking rings move along with the worms, when the two worms move in opposite directions, the two locking rings are locked to form a whole circle, and when the two worms move in opposite directions, the two locking rings are far away from each other; in addition, the buffer layer can play a role in buffering; when the external joint that charges gets into in the casing, the cable of joint that charges can be locked to the clamping ring, guarantees to charge the joint connection stability, avoids the bad contact condition.

Preferably, a crank is buckled and matched on the peripheral side face of the driving shaft and is positioned on the upper side of the top plate; in the structure, the crank is shaken to drive the driving shaft to rotate, and the crank uses a lever principle, so that labor is saved.

Preferably, a connecting hole and a sliding chute are formed in one surface of the shell, the connecting hole is positioned to penetrate through the sliding chute, a connecting plate is in sliding fit in the sliding chute, one end face of the connecting plate is fixedly connected with a rubber block, the other end face of the connecting plate is fixedly connected with a plurality of springs, and one ends of the springs are fixedly connected with the inner wall of the sliding chute; in the structure, the external joint that charges can pass through the connecting hole, and connecting plate in the spout can be extruded to one side of connecting hole under the effect of spring, and the connecting plate can extrude the block rubber, then the block rubber can extrude the joint that charges that passes the connecting hole, prevents that the joint that charges is not hard up, in addition when the external joint that charges extracts the back, the block rubber can block the connecting hole, prevents inside the dust gets into the casing, convenient and practical.

Preferably, a charging interface is further formed in the inner wall of the shell and is concentric with the connecting hole; the external charging connector can penetrate through the connecting hole to be connected with the charging interface.

Preferably, a surface of the connecting plate is fixedly connected with a projection, and the projection is arranged at one end close to the spring; in the structure, the connecting plate can reciprocate along the sliding groove by pushing the convex block, so that the rubber block is driven to reciprocate along the sliding groove.

Preferably, the width of the rubber block is larger than the diameter of the connecting hole, so that the rubber block completely blocks the connecting hole.

Preferably, two ends of the first worm shaft and the second worm shaft are respectively in running fit with the bottom plate and the top plate, and the driving shaft is positioned between the first worm shaft and the second worm shaft; in the structure, the two ends of the first worm shaft and the second worm shaft are respectively matched with the top plate and the bottom plate, so that the first worm shaft and the second worm shaft can rotate more stably.

The invention has the following beneficial effects:

1. according to the invention, by using the locking ring and the rubber block, when an external charging connector is connected with a charging interface of an automobile, the cable of the charging connector can be locked by the locking ring and the rubber block, so that the charging connector can be effectively prevented from loosening, poor contact is prevented, and the quick charging stability of the automobile is ensured.

2. According to the invention, through the use of the transmission structures such as the crank, the driving shaft, the first belt wheel, the second belt wheel, the third belt wheel, the first transmission belt, the second transmission belt, the gear, the worm and the like, people can lock the charging connector cable by rotating the crank, and the process uses the worm transmission and the belt transmission, so that the structure is novel, the transmission is stable, and the noise is low.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic three-dimensional structure diagram of a new energy vehicle quick charging assembly according to the present invention;

fig. 2 is a top view of a new energy vehicle quick charging assembly according to the present invention;

fig. 3 is a front view of a new energy vehicle quick charging assembly according to the present invention;

FIG. 4 is a cross-sectional view taken along the plane A-A in FIG. 2;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 6 is a cross-sectional view taken along plane C-C of FIG. 3;

FIG. 7 is an enlarged view of area A of FIG. 5;

FIG. 8 is an enlarged view of area B of FIG. 6;

fig. 9 is a schematic view of an internal transmission structure of a rapid charging assembly for a new energy vehicle according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-bottom plate, 2-shell, 3-driving shaft, 4-top plate, 5-crank, 6-spring, 7-connecting plate, 8-connecting hole, 9-gear, 10-first worm shaft, 11-rubber block, 12-first belt wheel, 13-first driving belt, 14-second belt wheel, 15-second worm shaft, 16-shaft sleeve, 17-worm, 18-third belt wheel, 19-second driving belt, 20-chute, 21-lug, 22-charging interface, 23-locking ring and 24-buffer layer.

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.

In the description of the present invention, it is to be understood that the terms "upper," "middle," "outer," "inner," "around," and the positional relationships are used merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-9, the present invention is a new energy vehicle quick charging assembly, including a bottom plate 1, a housing 2 and a top plate 4;

the upper surface of the bottom plate 1 is connected with the shell 2, the lower surface of the top plate 4 is connected with the shell 2, the shell 2 is arranged between the bottom plate 1 and the top plate 4, the driving shaft 3 is arranged on the upper surface of the top plate 4, the driving shaft 3 is in rotating fit with the top plate 4, one end of the driving shaft 3 is fixedly connected with a second belt wheel 14, the second belt wheel 14 is positioned in the shell 2, one side of the second belt wheel 14 is provided with a first worm shaft 10, the peripheral side surface of the first worm shaft 10 is fixedly connected with a first belt wheel 12, the peripheral side surfaces of the first belt wheel 12 and the second belt wheel 14 are matched with a first transmission belt 13, the other side of the second belt wheel 14 is also provided with a second worm shaft 15, the peripheral side surfaces of the second worm shaft 15 and the first worm shaft 10 are both fixedly; in the above-mentioned structure, when the driving shaft 3 rotates, the second belt pulley 14 can rotate the first worm shaft 10 through the first transmission belt 13, then the third belt pulley 18 on the circumferential side of the first worm shaft 10 rotates the second worm shaft 15 through the second transmission belt 19, and the above-mentioned transmission structure has the characteristics of stability and low noise during transmission.

Wherein, the peripheral side surfaces of the first worm shaft 10 and the second worm shaft 15 are fixedly connected with a gear 9, and the peripheral side surface of the gear 9 is engaged with a worm 17; in the above structure, when the first worm shaft 10 and the second worm shaft 15 rotate, the gear 9 can be driven to rotate, and then the gear 9 can drive the worm 17 to reciprocate, so that the circumferential motion of the driving shaft 3 is finally converted into the reciprocating motion of the worm 17.

Wherein, one end of the worm 17 is matched with the shaft sleeve 16 in a telescopic way, the shaft sleeve 16 is fixedly connected with the inner wall of the shell 2, and one end of the worm 17 far away from the shaft sleeve 16 is fixedly connected with the locking ring 23; in the structure, the worm 17 can reciprocate along the shaft sleeve 16, and the shaft sleeve 16 can ensure the stable movement of the worm 17.

The locking ring 23 is semicircular, the inner side of the locking ring 23 is also fixedly connected with a buffer layer 24, and the buffer layer 24 is made of soft rubber; in the structure, the locking rings 23 move along with the worms 17, when the two worms 17 move oppositely, the two locking rings 23 are locked to form a complete circle, and when the two worms 17 move oppositely, the two locking rings 23 are far away from each other; in addition, the buffer layer 24 may play a role of buffering; when the external joint that charges gets into casing 2 in, the cable of the joint that charges can be locked to retainer ring 23, guarantees to charge the joint connection stability, avoids the bad contact condition.

Wherein, the periphery of the driving shaft 3 is buckled and matched with a crank 5, and the crank 5 is positioned on the upper side of the top plate 4; in the structure, the driving shaft 3 can be driven to rotate by shaking the crank 5, and the crank 5 saves more labor by using a lever principle.

Wherein, a connecting hole 8 and a chute 20 are arranged on one surface of the shell 2, the connecting hole 8 is positioned to penetrate through the chute 20, a connecting plate 7 is in sliding fit in the chute 20, one end face of the connecting plate 7 is fixedly connected with a rubber block 11, the other end face of the connecting plate 7 is fixedly connected with a plurality of springs 6, and one ends of the springs 6 are fixedly connected with the inner wall of the chute 20; in the structure, the external joint that charges can pass through connecting hole 8, and connecting plate 7 in the spout 20 can be extruded to one side of connecting hole 8 under the effect of spring 6, and connecting plate 7 can extrude block rubber 11, then block rubber 11 can extrude the joint that charges that passes connecting hole 8, prevents that the joint that charges is not hard up, in addition when the external joint that charges extracts the back, block rubber 11 can block connecting hole 8, prevents that the dust from getting into inside 2 casings, convenient and practical.

The inner wall of the shell 2 is further provided with a charging interface 22, and the charging interface 22 is concentric with the connecting hole 8; the external charging connector can be connected with the charging interface 22 through the connecting hole 8.

Wherein, a surface of the connecting plate 7 is fixedly connected with a convex block 21, and the convex block 21 is arranged at one end close to the spring 6; in the above structure, the connecting plate 7 can reciprocate along the chute 20 by pushing the protrusion 21, so as to drive the rubber block 11 to reciprocate along the chute 20.

Wherein, the width of the rubber block 11 is larger than the diameter of the connecting hole 8, so that the rubber block 11 can completely block the connecting hole 8.

The two ends of the first worm shaft 10 and the second worm shaft 15 are respectively in running fit with the bottom plate 1 and the top plate 4, and the driving shaft 3 is positioned between the first worm shaft 10 and the second worm shaft 15; in the above structure, the two ends of the first worm shaft 10 and the second worm shaft 15 are respectively engaged with the top plate 4 and the bottom plate 1, so that the first worm shaft 10 and the second worm shaft 15 rotate more stably.

Referring to fig. 1-9, the present invention is a new energy vehicle quick charging assembly, which has the following working principle:

1. when the automobile does not need to be charged, the rubber block 11 covers the connecting hole 8 under the resilience action of the spring 6, so that dust is prevented from entering the shell 2, and internal parts of the shell 2 are protected;

2. when the automobile needs to be charged, firstly, the convex block 21 is pushed, the connecting hole 8 is opened, then an external charging joint penetrates through the connecting hole 8 until the charging joint is connected with a charging interface 22 in the shell 2, then the convex block 21 is loosened, the rubber block 11 extrudes a cable of the charging joint to play a fixing role, then the crank 5 is cranked, the crank 5 drives the driving shaft 3 to rotate when rotating, then the driving shaft 3 drives the second belt wheel 14 to rotate when rotating, the second belt wheel 14 drives the first worm shaft 10 to rotate through the first transmission belt 13, then the third belt wheel 18 on the circumferential side surface of the first worm shaft 10 rotates, then the third belt wheel 18 on the circumferential side surface of the first worm shaft 10 drives the second worm shaft 15 to rotate through the second transmission belt 19, then the gear 9 on the circumferential side surfaces of the first worm shaft 10 and the second worm shaft 15 rotates, the worm 17 can be driven by the gear 9 to reciprocate, and when the two worms 17 move, two check rings 23 are locked to form a whole circle, the cable of the charging connector is locked, when the two worms 17 move back to back, the two check rings 23 are mutually far away, and the cable of the charging connector is loosened.

It should be noted that, the cable of the external charging connector needs to be made of a hard insulating material, so that the fastening effect is better, and a locking groove can be formed on the peripheral side surface of the cable, and the locking groove is respectively adapted to the locking ring 23 and the rubber block 11, so as to further improve the fastening effect.

It should be further noted that the first worm shaft 10 and the second worm shaft 15 are provided with a forward screw thread and a reverse screw thread, and then the tooth surface structure of the gear 9 is adapted to the first worm shaft 10 and the second worm shaft 15, respectively, so as to move the two worms 17 toward or away from each other, thereby avoiding the same direction of movement.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.