CN219612268U - Fixed plate structure, high-voltage electric box and high-voltage electric box - Google Patents

Abstract

The utility model provides a fixed plate structure, a high-voltage electric box and a high-voltage electric box, which relate to the field of electric boxes, wherein the fixed plate structure specifically comprises a body and a sealing ring; the body is respectively provided with an embedding hole, a first mounting hole, a second mounting hole and a groove; the groove is arranged at the edge of the body in a surrounding way and is used for embedding the sealing ring; the plurality of second mounting holes are annularly arranged on the body and are far away from the edge of the body relative to the groove; the first mounting holes are annularly arranged on the body and far away from the edge of the body relative to the second mounting holes; the embedded holes are uniformly distributed on the body; according to the utility model, through the configuration of the sealing ring and the design of the first mounting hole and the second mounting hole, the sealing problem of the electric box and the box body is solved, and the effect of prolonging the service life is achieved.

Description

Fixed plate structure, high-voltage electric box and high-voltage electric box

Technical Field

The utility model relates to the field of electric boxes, in particular to a fixed plate structure, a high-voltage electric box and a high-voltage electric box.

Background

In recent years, the field of new energy automobiles is gradually exploded, and more whole factories begin to develop and manufacture new energy automobiles. The high-voltage electric box is a core component of a high-voltage electric/electronic system of the electric automobile, is used as a battery energy distribution center in the aspect of automobile electric, and provides current distribution control for a motor controller and other electric components; the electronic information processing center receives the state signals of the electronic devices and sends out control signals to make corresponding reflection, and meanwhile, the electric box provides short circuit and power on-off protection for the power battery of the electric automobile, so that the safety of the power supply system of the electric automobile is effectively provided.

The high-voltage electric box is formed by fixedly connecting an electric module to a fixed plate structure, and the high-voltage electric box is formed by fixedly connecting the high-voltage electric box to a box body, namely, the high-voltage electric box is formed by fixedly connecting the box body, the fixed plate structure and the electric module to each other; the existing fixing plate structure is not firm when being fixedly connected with the box body, the fixing plate structure is easy to loosen after the automobile runs and jolts, and external substances such as rainwater enter the electric module to cause failure, so that the service life is shortened.

Disclosure of Invention

The utility model aims to provide a fixed plate structure, a high-voltage electric box and a high-voltage electric box, which can solve the problem of loosening of the electric box and the box body and prolong the service life.

In a first aspect, the present utility model provides a fixing plate structure, including a body and a sealing ring; the body is respectively provided with an embedding hole, a first mounting hole, a second mounting hole and a groove; the groove is arranged on the edge of the body in a surrounding manner and is used for embedding the sealing ring; the plurality of second mounting holes are annularly arranged on the body and far away from the edge of the body relative to the groove; the first mounting holes are annularly arranged on the body and far away from the edge of the body relative to the second mounting holes; the embedded holes are uniformly distributed in the body.

In an alternative embodiment, the fixation plate structure further comprises a first connector and a second connector; the second connecting piece is fixedly connected to one side of the body; the first connecting piece is fixedly connected to the other side of the body and is arranged opposite to the second connecting piece.

In an alternative embodiment, the first and second connectors are each provided with a third mounting hole.

In an alternative embodiment, the groove is disposed on the front surface of the body; the body is recessed from the back surface to the front surface.

In an alternative embodiment, a first connecting column is arranged on the back surface of the body; the first connecting columns and the first mounting holes are the same in number and in one-to-one correspondence, and continuous internal threads are arranged on the first connecting columns and the first mounting holes.

In an alternative embodiment, a second connecting column is further arranged on the back surface of the body; the second connecting columns and the second mounting holes are the same in number and in one-to-one correspondence, and continuous internal threads are arranged on the second connecting columns and the second mounting holes.

In an alternative embodiment, the back of the body is also provided with a plurality of crisscross reinforcing ribs.

In an alternative embodiment, the insert holes include a first insert hole, a second insert hole, a third insert hole, and a fourth insert hole; the first embedded hole is positioned in the middle of the body; the second insertion hole is located at one side of the first insertion hole; the third and fourth insertion holes are located at the other side of the first insertion hole, and a sum of areas of the third and fourth insertion holes is equal to an area of the second insertion hole.

In a second aspect, the present utility model provides a high voltage electrical box, comprising a plug connector, a first bolt, an electrical module, and a fixing plate structure according to any of the foregoing embodiments; the plug connector is inserted into the insertion hole and is electrically connected with the electric module; the first bolt penetrates through the first mounting hole and is connected with the electric module in a threaded manner; the electric die assembly is arranged on the back of the fixed plate structure.

In a third aspect, the present utility model provides a high-voltage electrical box, including a second bolt, a box body, and the high-voltage electrical box according to the foregoing embodiment; the second bolt penetrates through the second mounting hole and is connected with the box body in a threaded manner; the sealing ring is positioned between the body and the box body and forms a seal.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a fixing plate structure, wherein a plug connector is inserted into an embedding hole; the first bolt penetrates through the first mounting hole and is in threaded connection with the electric appliance module, and the second bolt penetrates through the second mounting hole and is in threaded connection with the box body; namely, the components form a fastening connection; the utility model provides implementation conditions for subsequent sealing through the arrangement of the sealing ring; in addition, the plurality of embedded holes are uniformly distributed in the body, which is helpful for balancing the weight of each part of the fixed plate structure, so that the utility model can keep a stable fixedly connected state even in a jolt state, and avoid tilting left and right due to uneven gravity.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic front view of a mounting plate structure according to an embodiment;

FIG. 2 shows a schematic back view of a mounting plate structure according to an embodiment;

fig. 3 shows a schematic diagram of a high-voltage electrical box structure of a second embodiment;

fig. 4 shows a schematic diagram of a second embodiment of a second high voltage electrical box;

fig. 5 shows a third schematic structural view of the high-voltage electrical box according to the second embodiment;

fig. 6 shows a schematic diagram of the structure of a three-high voltage electric tank according to the embodiment.

Description of main reference numerals:

100-body; 110-an insertion hole; 111-a first insertion hole; 112-a second insertion hole; 113-a third insertion hole; 114-a fourth insert hole; 120-a first mounting hole; 130-a second mounting hole; 140-grooves; 150-a first connection post; 160-a second connection post; 170-reinforcing ribs; 200-sealing rings; 300-a first connector; 400-a second connector; 500-plug connectors; 510-a negative terminal; 520-first harness connector; 530-positive terminal; 540-a second harness connector; 600-first bolts; 700-an electrical module; 800-a first rack; 810-a second scaffold; 900-a box body; 910-face cover.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, 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", "axial", "radial", "circumferential", 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 utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Example 1

The embodiment is applied to a new energy automobile, and has higher requirements on the fastening reliability and tightness of parts because the automobile body jolts and shakes in the running process of the automobile.

Referring to fig. 1, the present embodiment shows a fixing plate structure, which specifically includes a body 100 and a sealing ring 200.

The body 100 is provided with an insertion hole 110, a first mounting hole 120, a second mounting hole 130, and a groove 140, respectively; for convenience of description, the plane of the groove 140 is taken as the front surface of the body 100, and the other surface is taken as the back surface.

The groove 140 is disposed around the edge of the body 100 and is used for embedding the sealing ring 200; to ensure tightness, the groove 140 is located at the outermost side of the body 100 and is in a continuous and closed state.

The plurality of second mounting holes 130 are annularly arranged on the body 100 and are far away from the edge of the body 100 relative to the groove 140, and in the embodiment, the second mounting holes 130 are uniformly distributed along the outer contour of the body 100, so as to provide stable supporting force for subsequent mounting in the embodiment; and the second mounting hole 130 is located inside the groove 140 to ensure sealing integrity.

The first mounting holes 120 are disposed around the body 100 and far from the edge of the body 100 relative to the second mounting holes 130; in this embodiment, the first mounting hole 120 is disposed adjacent to the insertion hole 110, so as to facilitate subsequent assembly and disassembly.

The plurality of insert holes 110 are uniformly distributed in the body 100. Specifically, the insertion hole 110 includes a first insertion hole 111, a second insertion hole 112, a third insertion hole 113, and a fourth insertion hole 114; the first insertion hole 111 is located at the middle of the body 100; the second insertion hole 112 is located at one side of the first insertion hole 111; the third and fourth insertion holes 113 and 114 are located at the other side of the first insertion hole 111, and the sum of the areas of the third and fourth insertion holes 113 and 114 is equal to the area of the second insertion hole 112.

Referring to fig. 1, according to practical requirements, the shape of each insertion hole 110 is designed, and the first insertion hole 111 of the present embodiment is rectangular and is located in the middle of the body 100; the second insertion hole 112 is located at the left side of the first insertion hole 111, and is specifically C-shaped; the third insertion hole 113 is located at the right side of the first insertion hole 111, and is specifically circular; the fourth insertion hole 114 is also located on the right side of the first insertion hole 111 and is distant from the first insertion hole 111 with respect to the third insertion hole 113, specifically two elongated holes symmetrically disposed up and down; the area of the second insertion hole 112 is equal to the sum of the areas of the third insertion hole 113 and the fourth insertion hole 114, and the first insertion hole 111, the second insertion hole 112, the third insertion hole 113 and the fourth insertion hole 114 are uniformly arranged on the body 100, that is, the center line of the first insertion hole 111 is taken as a symmetry axis, the masses at two sides of the symmetry axis tend to be equal, and the embodiment is not easy to incline left and right in the driving process, so that the stability is enhanced.

The body 100 is recessed from the back surface to the front surface, a certain accommodating space is provided for the installation of other subsequent components, the structure is more compact, the occupied space is saved, and compared with a straight plate structure, the recessed design has good inclusion and good integrity; the groove 140 is disposed on the front surface of the body 100, that is, the sealing ring 200 is mounted on the front surface of the body 100 for sealing, that is, the front surface of the fixing plate structure of the embodiment is used as a visible surface, and the back surface is used as a mounting surface; due to the concave design of the body 100, the thickness of the edge of the body 100 is set to be greater than the thickness of the interior of the body 100, so as to reduce the molding difficulty.

Referring to fig. 2, the back of the body 100 is further provided with a first connection column 150, a second connection column 160 and a reinforcing rib 170; the first connecting columns 150 and the first mounting holes 120 are the same in number and in one-to-one correspondence, and the first connecting columns 150 and the first mounting holes 120 are provided with continuous internal threads; specifically, the first connection post 150 extends outwards from the back of the body 100, and the first connection post 150 is provided with a first hole; the first hole is provided therein with an internal thread continuous with the first mounting hole 120.

The back of the body 100 is also provided with a second connecting column 160; the second connecting posts 160 and the second mounting holes 130 are the same in number and in one-to-one correspondence, and the second connecting posts 160 and the second mounting holes 130 are provided with continuous internal threads; specifically, the second connection post 160 extends outwards from the back of the body, and the second connection post 160 is provided with a second hole; the second hole is provided therein with an internal thread continuous with the second mounting hole 130.

In practical application, the first hole and the second hole can be in the shape of through holes, blind holes and the like; it will be appreciated that when through holes are used, the first and second holes are open at both ends, facilitating installation; when blind holes are used, the first hole is closed at one end close to the body 100 to fix the body 100 to other components (the electrical module 700 in the second embodiment), and the second hole is closed at one end far from the body 100 to fix the body 100 to other components (the cover 910 in the third embodiment). Of course, the first and second holes may each be through holes or blind holes as desired.

Therefore, the present embodiment adopts a combined design of the recess, the first connection post 150 and the second connection post 160, on the one hand, the accommodating space is enlarged, and on the other hand, the first connection post 150 and the second connection post 160 serve as abutment supports, so that the stability of the present embodiment is enhanced, and the present embodiment is prevented from being locally deformed; the reinforcing ribs 170 are located on the back of the body 100, the number of the reinforcing ribs 170 is multiple, and the reinforcing ribs 170 are criss-cross, so that the strength requirement of the embodiment is met under the condition that the thickness of the body 100 is thinner.

Further, the present embodiment further includes a first connector 300 and a second connector 400; the second connecting piece 400 is fixedly connected to one side of the body 100; the first connecting piece 300 is fixedly connected to the other side of the body 100 and is disposed opposite to the second connecting piece 400.

In practical application, the first connecting piece 300 and the second connecting piece 400 are respectively vertically adjacent to two sides of the body 100, and the first connecting piece 300 and the second connecting piece 400 are respectively provided with a third mounting hole.

Firstly, the sealing performance of the embodiment is good; second, the design of the first and second connection posts 150 and 160 enhances the reliability and strength of the connection, avoiding loosening; finally, the embodiment has simple structure, easy processing and lower cost.

Example two

Referring to fig. 3 and 4, the present embodiment shows a high voltage electrical box, which includes a plug 500, a first bolt 600, an electrical module 700, and a fixing plate structure of the first embodiment; the plug 500 is plugged into the embedded hole 110 and is electrically connected with the electrical module 700; the first bolt 600 is threaded through the first mounting hole 120 and the electrical module 700.

The electrical module 700 is integrated by a first module (not shown), a second module (not shown), a third module (not shown), and a fourth module (not shown).

Referring to fig. 4, the plug 500 of the present embodiment includes a negative terminal 510, a first harness connector 520, a positive terminal 530 and a second harness connector 540 corresponding to the first, second, third and fourth insertion holes 111, 112, 113 and 114 of the first embodiment; specifically, the negative electrode terminal 510 is fitted into the first fitting hole 111 and electrically connected to the first module; the first harness connector 520 is inserted into the second insertion hole 112 and electrically connected to the second module; the positive terminal 530 is inserted into the third insertion hole 113 and electrically connected to the third module; the second harness connector 540 is fitted into the fourth fitting hole 114 and electrically connected to the fourth module.

Further, the first connecting post 150 abuts against the electrical module 700, and the first bolt 600 is screwed with the electrical module 700, the first connecting post 150 and the first mounting hole 120 in sequence, so that the reliability of the embodiment is enhanced, the connection strength is enhanced, the mounting difficulty is reduced, and the deformation of the body 100 is prevented.

Referring to fig. 5, the present embodiment further includes a first bracket 800, a second bracket 810, and a screw (not shown); the screws are in threaded connection with the third mounting holes and the first bracket 800, and the rest screws are in threaded connection with the third mounting holes and the second bracket 810, namely the first bracket 800 is fixedly connected with the first connecting piece 300; the second bracket 810 is fixedly connected to the second connecting piece 400; the first bracket 800 and the second bracket 810 are used to connect the present embodiment with other components of the automobile.

The fixing plate structure of the first embodiment is adopted, so that the fixing plate structure has all the advantages of the first embodiment, the plug connector 500 of the first embodiment is integrated on the fixing plate structure, the electric module 700 and the plug connector 500 are integrated on one fixing plate structure, the integration level of electric components is improved, the fixing plate structure is reasonably utilized, materials are saved, the structure is compact, and the multifunctional miniaturization is achieved; in addition, the reinforcing ribs 170 are designed to effectively prevent the body 100 from being partially deformed due to the fastening of bolts.

Example III

The present embodiment shows a high-voltage electric box including a second bolt (not shown in the drawings), a box body 900, and the high-voltage electric box of the second embodiment; the second bolt penetrates through the second mounting hole 130 and is connected with the box 900 in a threaded manner; the gasket 200 is positioned between the body 100 and the case 900 and forms a seal.

Referring to fig. 6, a high voltage power box is installed on the front of the case 900; the case 900 includes a face cover 910; the face cover 910 is provided with hole sites corresponding to the first, second, third, fourth, and fourth insertion holes 111, 112, 113, 114, the first and second mounting holes 120, 130; the high-voltage electric box is assembled on the back of the surface cover 910, and the sealing ring 200 is positioned between the body 100 and the surface cover 910 to form a seal; it will be appreciated that the cover 910, the seal ring 200, the body 100, and the electrical module 700 are sequentially arranged from outside to inside, i.e., after the installation is completed, each connector (not shown) is exposed to facilitate electrical connection with other components.

Further, the second bolts are sequentially screwed with the face cover 910, the second mounting holes 130 and the second connection posts (not shown in the figure), so that stability and reliability are improved, and connection strength is increased.

The present embodiment employs the high-voltage electrical box of the second embodiment, and thus has all the advantages of the second embodiment.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. The fixing plate structure is characterized by comprising a body and a sealing ring; the body is respectively provided with an embedding hole, a first mounting hole, a second mounting hole and a groove; the groove is arranged on the edge of the body in a surrounding manner and is used for embedding the sealing ring; the plurality of second mounting holes are annularly arranged on the body and far away from the edge of the body relative to the groove; the first mounting holes are annularly arranged on the body and far away from the edge of the body relative to the second mounting holes; the embedded holes are uniformly distributed in the body.

2. The fixation plate structure of claim 1, further comprising a first connector and a second connector; the second connecting piece is fixedly connected to one side of the body; the first connecting piece is fixedly connected to the other side of the body and is arranged opposite to the second connecting piece.

3. The fixation plate structure of claim 2, wherein the first and second connectors are each provided with a third mounting hole.

4. A mounting plate structure according to any one of claims 1 to 3, wherein the recess is provided in the front face of the body; the body is recessed from the back surface to the front surface.

5. The fixed plate structure of claim 4, wherein the back of the body is provided with a first connecting post; the first connecting columns and the first mounting holes are the same in number and in one-to-one correspondence, and continuous internal threads are arranged on the first connecting columns and the first mounting holes.

6. The fixed plate structure of claim 5, wherein the back of the body is further provided with a second connecting post; the second connecting columns and the second mounting holes are the same in number and in one-to-one correspondence, and continuous internal threads are arranged on the second connecting columns and the second mounting holes.

7. The fixed plate structure of claim 6, wherein the back of the body is further provided with a plurality of crisscross reinforcing ribs.

8. The fixation plate structure of claim 1, wherein the insertion holes comprise a first insertion hole, a second insertion hole, a third insertion hole, and a fourth insertion hole; the first embedded hole is positioned in the middle of the body; the second insertion hole is located at one side of the first insertion hole; the third and fourth insertion holes are located at the other side of the first insertion hole, and a sum of areas of the third and fourth insertion holes is equal to an area of the second insertion hole.

9. A high voltage electrical box comprising a plug, a first bolt, an electrical module, and a fixed plate structure according to any one of claims 1 to 8; the plug connector is inserted into the insertion hole and is electrically connected with the electric module; the first bolt penetrates through the first mounting hole and is connected with the electric module in a threaded manner; the electric die assembly is arranged on the back of the fixed plate structure.

10. A high-voltage electric box, characterized by comprising a second bolt, a box body and the high-voltage electric box of claim 9; the second bolt penetrates through the second mounting hole and is connected with the box body in a threaded manner; the sealing ring is positioned between the body and the box body and forms a seal.