CN208208829U - A kind of fixation device of the power battery of new-energy automobile - Google Patents

Abstract

The utility model relates to technical field of new energy, and disclose a kind of fixation device of the power battery of new-energy automobile, including connecting plate, side screw thread at the top of the connecting plate is socketed with bolt I, and the bottom thread of bolt I is connected with hollow plate, the side bolt of the hollow plate is socketed with bolt II, and the inner cavity of hollow plate is fixedly connected with the upper and lower ends of link block respectively, the side movable sleeve of the link block is connected to motion bar, and the side of motion bar is fixedly installed with briquetting, the side of the briquetting and the side of link block are sequentially connected by the pressure spring being located on motion bar, the top movable of the hollow plate is socketed with L-type block.The fixation device of the power battery of the new-energy automobile; by the cooperation between telescopic rod, hollow block and spring, certain buffer protection function can be played to battery by realizing, and solve battery when by violent shake; it is easy to cause battery to shift, improves the protectiveness to battery.

Description

A fixing device for a power battery of a new energy vehicle

technical field

The utility model relates to the technical field of new energy vehicles, in particular to a fixing device for a power battery of a new energy vehicle.

Background technique

The accumulator on the automobile is used to provide electric power to the interior of the car. At present, the accumulator is generally all arranged in the automobile by a fixing frame. There are various working conditions in the daily use of automobiles. If the design of the fixed structure of the battery is not ideal and cannot meet the strength requirements, there may be stress concentration under some working conditions, the stability of the bracket is poor, and the battery system shakes seriously, causing the battery The support structure is damaged.

At present, the fixing device used is generally a box structure, which is composed of a box body and a box cover. There is a problem that it cannot effectively fix the internal battery to a certain extent, causing the battery to easily shift during the driving process of the car. Protect the battery to a certain extent, causing the battery to be easily broken and detached.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a fixing device for the power battery of a new energy vehicle, which can effectively fix the battery, can play a shock absorption effect on the battery when it is hit, and can be adjusted according to the size of the battery model. Adjustment and other advantages solve the problem that the battery is prone to shift and drop when it is shaken violently. It also solves the problem that the battery fixing device can only protect the same battery model size and cannot adapt to other sizes of batteries, resulting in the fixing device. The problem of small applicability.

(2) Technical solutions

In order to achieve the above-mentioned purposes of effectively fixing the battery, having a shock-absorbing effect on the battery during impact, and being able to adjust according to the size of the battery model, the utility model provides the following technical proposal: a power battery for a new energy vehicle The fixing device includes a connecting plate, one side of the top of the connecting plate is threaded with a bolt I, and the bottom of the bolt I is threaded with a hollow plate, one side of the hollow plate is threaded with a bolt II, and the hollow plate The inner cavity of the connecting block is respectively fixedly connected with the upper and lower ends of the connecting block. One side of the connecting block is movably sleeved with a movable rod, and one side of the movable rod is fixedly installed with a pressing block. One side of the pressing block is connected with the connecting block. One side of the hollow plate is connected by a compression spring on the movable rod. The top of the hollow plate is movably sleeved with an L-shaped block, and the top of the L-shaped block is fixedly equipped with a slider. The L-shaped block is located in the inner cavity of the hollow plate. A fixed block is fixedly installed on one side of the fixed block, and a tension spring is fixedly installed on one side of the fixed block, a protection box is fixedly installed on the bottom of the hollow plate, a shock absorbing device is fixedly installed on one side of the inner cavity of the protection box, and The other side of the shock absorbing device is fixedly connected to one side of the L-shaped block. The bottom of the protection box is movably sleeved with a moving rod, and the bottom end of the moving rod is fixedly equipped with a pull block. The top of the moving rod extends to The inner cavity of the protection box is fixedly installed with a limiting plate, and the two sides of the moving rod are fixedly installed with limiting blocks.

Preferably, the shock absorbing device includes a telescopic rod, one end of the telescopic rod is fixedly connected to the other side of the L-shaped block, the other side of the telescopic rod is movably sleeved with a hollow block, and the other end of the telescopic rod Extending to the inner cavity of the hollow block, a fixed pin is fixedly installed, one side of the fixed pin is fixedly connected with one end of the spring, and the other end of the spring is fixedly connected with the inner cavity of the protection box.

Preferably, the top of the hollow plate is provided with a chute, and the diameter of the chute is equal to the diameter of the maximum tension of the extension spring.

Preferably, the number of the limit blocks is eight, and the eight limit blocks are symmetrically distributed on both sides of the moving rod in groups of four.

Preferably, the shape of the connecting plate is rectangular, and the diameter of the connecting plate is 6/5 of the diameter of the hollow plate.

Preferably, the number of the bolts II is two, and the two bolts II are symmetrically distributed on both sides of the hollow plate with the center line of the hollow plate as the midpoint.

(3) Beneficial effects

Compared with the prior art, the utility model provides a fixing device for a power battery of a new energy vehicle, which has the following beneficial effects:

1. The fixing device of the power battery of the new energy vehicle, through the cooperation between the telescopic rod, the hollow block and the spring, realizes a certain buffering and protecting effect on the battery, and solves the problem that the battery is easily caused by violent shaking. The battery is deflected, increasing the protection of the battery.

2. The fixing device of the power battery of the new energy vehicle achieves a certain fixing effect on the battery by twisting the bolt II and squeezing the movable rod to move forward, which solves the problem that the fixing effect of the battery is not good, and the battery is easy to fall , improving the fixing effect on the battery.

Description of drawings

Fig. 1 is the front schematic diagram of structure of the utility model;

Fig. 2 is the partially enlarged schematic diagram of A place of structure Fig. 1 of the present utility model;

Fig. 3 is a schematic front view of the structure moving rod of the present invention.

In the figure: 1 connecting plate, 2 bolt Ⅰ, 3 hollow plate, 4 bolt Ⅱ, 5 connecting block, 6 movable rod, 7 pressing block, 8 pressure spring, 9L-shaped block, 10 sliding block, 11 fixed block, 12 extension spring , 13 protection boxes, 14 shock absorbers, 141 telescopic rods, 142 hollow blocks, 143 fixed pins, 144 springs, 15 moving rods, 16 pull blocks, 17 limit plates, 18 limit blocks.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-3, a fixing device for a power battery of a new energy vehicle, including a connecting plate 1, the shape of the connecting plate 1 is rectangular, and the diameter of the connecting plate 1 is six-fifths of the diameter of the hollow plate 3 , the diameter value of the connecting plate 1 is six-fifths of the diameter value of the hollow plate 3, thereby realizing that the fixing device can be fixed within the range of the connecting plate 1, and solving the problem that the fixing device is larger than the joint, causing the fixing device to be easily connected with The contact with other parts improves the protection of the fixing device. The bolt I2 is threaded on the top side of the connecting plate 1, and the bottom of the bolt I2 is threaded with the hollow plate 3. The top of the hollow plate 3 is provided with a chute. And the diameter of the chute is equal to the diameter of the maximum tension of the extension spring 12, and the top of the hollow plate 3 is provided with the chute, thereby realizing the adjustment according to the size of the battery model and solving the problem that the battery fixing device cannot be adjusted in size , leading to the limitation of the battery fixing device, which improves the wide practicability of the fixing device. The bolts on one side of the hollow plate 3 are sleeved with bolts II4. The lines are symmetrically distributed on both sides of the hollow plate 3 at the midpoint, and the number of bolts Ⅱ4 is two, so that the battery can be fixed simultaneously from both sides, and the problem of fixing from one side is easy to cause the battery to One side is offset, which improves the stability of the battery, and the inner chamber of the hollow plate 3 is fixedly connected with the upper and lower ends of the connecting block 5 respectively, and one side of the connecting block 5 is movably sleeved with a movable rod 6, and one part of the movable rod 6 The side is fixedly equipped with a pressure block 7, one side of the pressure block 7 and one side of the connection block 5 are connected by a transmission spring 8 located on the movable rod 6, and the top of the hollow plate 3 is movably sleeved with an L-shaped block 9, and the L-shaped A slider 10 is fixedly installed on the top of the block 9, a fixed block 11 is fixedly installed on one side of the L-shaped block 9 at the inner cavity of the hollow plate 3, and a tension spring 12 is fixedly installed on one side of the fixed block 11, and the hollow plate 3 The bottom is fixedly equipped with a protective box 13, and one side of the inner chamber of the protective box 13 is fixedly equipped with a shock absorber 14, and the shock absorber 14 includes a telescopic rod 141, and one end of the telescopic rod 141 is fixedly connected with the other side of the L-shaped block 9, The other side of the telescopic rod 141 is movably sleeved with a hollow block 142, and the other end of the telescopic rod 141 extends to the inner cavity of the hollow block 142 and is fixedly installed with a fixed pin 143, and one side of the fixed pin 143 is fixed to one end of the spring 144. connection, the other end of the spring 144 is fixedly connected to the inner cavity of the protection box 13, and the telescopic rod 141 and the hollow block 142 are movably socketed, so as to realize a certain protection effect on the battery and solve the problem that the battery is shaken violently. , it is easy to cause the battery to shift, which improves the protection of the battery, and the other side of the shock absorber 14 is fixedly connected to one side of the L-shaped block 9, and the bottom of the protective box 13 is movably sleeved with a moving rod 15, and The bottom end of the moving rod 15 is fixedly equipped with a pull block 16, and the top of the moving rod 15 extends to the inner cavity of the protection box 13 and is fixedly installed with a limiting plate 17, and the two sides of the moving rod 15 are fixedly installed with a limiting block 18, and the limiting block The number of 18 is eight, and eight limit blocks 18 is a group of four symmetrically distributed on both sides of the moving rod 15, and the number of stoppers 18 is eight, so that the bottom of the battery can be fixed to a certain extent, and the fixing device at the bottom of the battery cannot be fixed according to the battery. The size of the model is adjusted so that the battery is not stable enough after installation, which improves the stability of the fixture.

During work, by adjusting the bolt II 4 according to the size of the battery model, the movable rod 6 squeezes the L-shaped block 9 to fix the two sides of the battery, and then pushes the pull block 16 upward so that the bottom of the limiting plate 17 is in line with the The bottom of the battery is in contact and then the pull block 16 is rotated so that the limiting block 18 enters the slot of the protection box 13 to fix the bottom of the battery, and then the connecting plate 1 and the hollow plate 3 are fixedly connected together by the bolt I2.

To sum up, the fixing device of the power battery of the new energy vehicle, through the cooperation between the telescopic rod 141, the hollow block 142 and the spring 144, can play a certain role in buffering and protecting the battery, and solves the problem of the battery being damaged. When shaking violently, it is easy to cause the battery to shift, which improves the protection of the battery. By twisting the bolt II 4 to squeeze the movable rod 6 to move forward, a certain fixing effect on the battery is achieved, which solves the problem that the fixing effect of the battery is not good. Well, it causes the battery to fall easily, improves the fixing effect of the battery, solves the problem that the battery is prone to shift and fall when it is shaken violently, and also solves the problem that the battery fixing device can only protect the same battery model size Other sizes of batteries cannot be accommodated, resulting in small applicability problems for the fixture.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of fixation device of the power battery of new-energy automobile, including connecting plate (1), it is characterised in that: the connecting plate (1) the side screw thread at the top of is socketed with bolt I (2), and the bottom thread of bolt I (2) is connected with hollow plate (3), described hollow The side bolt of plate (3) is socketed with bolt II (4), and upper and lower ends of the inner cavity of hollow plate (3) respectively with link block (5) are fixed Connection, the side movable sleeve of the link block (5) is connected to motion bar (6), and the side of motion bar (6) is fixedly installed with briquetting (7), the side of the side Yu link block (5) of the briquetting (7) is sequentially connected by the pressure spring (8) being located on motion bar (6), institute The top movable for stating hollow plate (3) is socketed with L-type block (9), and sliding block (10), the L are fixedly installed at the top of L-type block (9) The side that type block (9) is located at hollow plate (3) inner cavity is fixedly installed with fixed block (11), and the side of fixed block (11) is fixedly mounted Have tension spring (12), the bottom of the hollow plate (3) is fixedly installed with guard box (13), and the side of guard box (13) inner cavity is solid Dingan County is equipped with damping device (14), and the other side of damping device (14) is fixedly connected with the side of L-type block (9), the protection The bottom movable sleeve of case (13) is connected to mobile bar (15), and the bottom end of mobile bar (15) is fixedly installed with pulling block (16), the shifting The inner cavity of guard box (13) is extended at the top of lever (15) and is fixedly installed with limit plate (17), the two of the mobile bar (15) Side is fixedly installed with limited block (18).

2. a kind of fixation device of the power battery of new-energy automobile according to claim 1, it is characterised in that: described to subtract Shaking device (14) includes telescopic rod (141), and one end of the telescopic rod (141) is fixedly connected with the other side of L-type block (9), institute The other side movable sleeve for stating telescopic rod (141) is connected to hollow block (142), and the other end of telescopic rod (141) extends to hollow block (142) inner cavity is simultaneously fixedly installed with fixed tip (143), and the side of the fixed tip (143) and one end of spring (144) are fixed Connection, the other end of the spring (144) are fixedly connected with the inner cavity of guard box (13).

3. a kind of fixation device of the power battery of new-energy automobile according to claim 1, it is characterised in that: in described It is opened up at the top of hollow plate (3) and sliding slot, and the diameter value of sliding slot is equal with the diameter value of tension spring (12) maximum pull.

4. a kind of fixation device of the power battery of new-energy automobile according to claim 1, it is characterised in that: the limit The quantity of position block (18) is eight, and eight limited blocks (18) are the two sides that tetrad is symmetrically distributed in mobile bar (15).

5. a kind of fixation device of the power battery of new-energy automobile according to claim 1, it is characterised in that: the company The shape of fishplate bar (1) is rectangle, and the diameter value of connecting plate (1) is 6/5ths of hollow plate (3) diameter value.

6. a kind of fixation device of the power battery of new-energy automobile according to claim 1, it is characterised in that: the spiral shell The quantity of bolt II (4) is two, and two bolts II (4) are symmetrically distributed in hollow plate as midpoint using the center line of hollow plate (3) (3) two sides.