CN113889851B - Distribution box and vehicle - Google Patents
Distribution box and vehicle Download PDFInfo
- Publication number
- CN113889851B CN113889851B CN202111111045.2A CN202111111045A CN113889851B CN 113889851 B CN113889851 B CN 113889851B CN 202111111045 A CN202111111045 A CN 202111111045A CN 113889851 B CN113889851 B CN 113889851B
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- Prior art keywords
- semicircular
- groove
- elastic sealing
- clamping groove
- semicircular clamping
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- 238000007789 sealing Methods 0.000 claims abstract description 149
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000002788 crimping Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Connection Or Junction Boxes (AREA)
Abstract
The invention relates to the technical field of distribution boxes for vehicles, and discloses a distribution box and a vehicle, wherein the distribution box comprises an elastic sealing assembly, the elastic sealing assembly consists of a split first elastic sealing block and a second elastic sealing block, the lower end of an upper shell is detachably connected with the upper end of a lower shell, the second elastic sealing block is arranged at the lower end of the side wall of the upper shell, the second elastic sealing block is arranged at the upper end of the side wall of the lower shell, the first elastic sealing block is provided with a first semicircular clamping groove with an upward opening, the second elastic sealing block is provided with a second semicircular clamping groove with an downward opening, the upper shell and the lower shell are detached before a wire is installed, so that the first elastic sealing block and the second elastic sealing block are separated, and then the wire is clamped into the second semicircular clamping groove; therefore, the distribution box is convenient to operate and saves manpower by arranging the sealing assembly into the split first elastic sealing block and the split second elastic sealing block, and the lead is not required to be arranged in the sealing assembly in a penetrating way before the wiring terminal is in crimping.
Description
Technical Field
The invention relates to the technical field of distribution boxes for vehicles, in particular to a distribution box and a vehicle.
Background
The distribution box is a box for installing a fuse of a vehicle, integrates most of fuses of the whole vehicle, realizes distribution of power supply, control of power consumption of various electrical equipment and overload protection of a wire harness, and is an important component of a power distribution system of the whole vehicle.
Because a large number of wiring terminals and fuses are concentrated in the distribution box, the distribution box is required to have good waterproof performance, so that the wiring terminals in the distribution box are prevented from being shorted when meeting water, the wire inlet and outlet holes of the existing distribution box are mostly in the structure disclosed in Chinese patent publication No. CN108879536A, a plurality of wire through holes are formed in the side wall of the box body, sealing plugs are arranged in the wire through holes, and mounting holes for penetrating wires, which are slightly smaller than the diameters of the wires, are formed in the sealing plugs, so that the wires are sealed.
In order to realize reliable connection between the wire and the fuse, the binding post needs to be crimped at the head of the wire, and the section size of the binding post is larger than the diameter of the wire, so that the binding post cannot pass through the mounting hole of the sealing plug, the sealing plug needs to be penetrated at a position which is a certain distance away from the end part of the wire before the binding post is crimped, and after the sealing plug is penetrated, the wire penetrated with the sealing plug is placed on binding post crimping equipment, thereby realizing crimping of the binding post; however, in order to ensure good sealing of the wire by the sealing plug, the sealing plug is tightly matched with the wire, so that difficulties exist in the process of penetrating the sealing plug. In addition, when the binding post crimping equipment crimping terminal, in order to ensure the stability of binding post crimping, a clamp for clamping the wire needs to be arranged on the crimping equipment, and in order to ensure the stable clamping of the clamp to the wire, the position of the clamp needs to be as close to the binding post as possible; however, in order to fully utilize the internal space of the distribution box, the distance between the sealing plug and the wiring terminal at part of the positions needs to be set to be relatively close, so that after the sealing plug is installed, the position of the sealing plug interferes with the position of the crimping equipment, which needs to clamp a wire when the wiring terminal is crimped, therefore, the sealing plug needs to be set at a position far away from the wiring terminal before the wiring terminal is crimped, and the sealing plug needs to be pushed to a position close to the wiring terminal after the wiring terminal is crimped, and therefore, the sealing plug needs to be shifted again after the sealing plug is penetrated on the wire by the part of the wiring terminal; the penetrating and the displacement operation after the penetrating of the sealing plug are inconvenient, and a great deal of manpower is required to be consumed.
Disclosure of Invention
The invention aims to solve the technical problems that the sealing of the existing distribution box to the lead needs to be carried out on the sealing plug which is penetrated before the crimping wiring terminal, the penetrating and the displacement operation after the penetrating of the sealing plug are inconvenient, and a great deal of manpower is required to be consumed.
In order to solve the technical problems, the invention provides a distribution box which comprises an upper shell with a downward opening, a lower shell with an upward opening and a plurality of elastic sealing assemblies, wherein the lower end of the upper shell is detachably and hermetically connected with the upper end of the lower shell;
every elastic sealing assembly all includes first elastic sealing block, second elastic sealing block, first elastic sealing block sets up the lateral wall upper end of lower casing, first elastic sealing block is equipped with the first semicircle draw-in groove of opening upwards, second elastic sealing block sets up the lateral wall lower extreme of last casing, second elastic sealing block is equipped with the second semicircle draw-in groove of opening downwards, first semicircle draw-in groove with the second semicircle draw-in groove is pieced together into the wire mounting hole that supplies the wire seal to wear to establish.
Preferably, a plurality of first semi-annular flanges are coaxially arranged on the inner wall of the first semi-circular clamping groove at intervals; the inner wall of the second semicircular clamping groove is coaxially provided with a plurality of second semicircular flanges at intervals, and the second semicircular flanges and the first semicircular flanges are arranged in an up-down opposite mode.
Preferably, an elastic rubber ring is sleeved on the outer peripheral side of the wire, and the elastic rubber ring is located between two adjacent first semi-annular flanges.
As a preferable scheme, one end of the first elastic sealing block, which is away from the first semicircular clamping groove, is provided with a first groove, the upper end of the side wall of the lower shell is provided with a first lug, and the first lug is inserted into the first groove;
the one end that second elastic seal piece deviates from the semicircular draw-in groove of second is equipped with the second recess, the lateral wall lower extreme of going up the casing is equipped with the second lug, the second lug inserts and establishes in the second recess.
As a preferable scheme, a first semicircular bulge coaxially arranged with the first semicircular clamping groove is arranged at the bottom wall of the first groove, and a third semicircular clamping groove matched with the first semicircular bulge is arranged at the end part of the first lug;
the bottom wall of the second groove is provided with a second semicircular bulge coaxially arranged with the second semicircular clamping groove, and the end part of the second lug is provided with a fourth semicircular clamping groove matched with the second semicircular bulge.
Preferably, a cantilever extending away from the lower shell is arranged on the side wall of the lower shell, and a slot coaxially arranged with the first semicircular slot is arranged on the cantilever.
As a preferable scheme, a downward concave sealing groove is arranged at the upper end face of the side wall of the lower shell, and the end part of the sealing groove extends to the side wall of the first elastic sealing block;
sealing strips are arranged in the sealing grooves in a clamping mode, grooves which are sunken downwards are formed in the upper ends of the sealing strips, protruding ribs are arranged on the lower end face of the side wall of the upper shell, and the protruding ribs are arranged in the grooves in a clamping mode.
As a preferable scheme, one end of the wire, which is positioned in the lower shell, is provided with a wiring terminal, and a rotation stopping groove for clamping the wiring terminal is arranged in the lower shell.
As a preferable scheme, a first fastener mounting hole is formed in the peripheral side of the upper shell, a second fastener mounting hole is formed in the position, opposite to the first fastener mounting hole, of the lower shell, and fasteners are arranged in the first fastener mounting hole and the second fastener mounting hole;
the periphery of the lower shell is provided with a plurality of third fastener mounting holes at intervals, and elastic metal pins are clamped in the third fastener mounting holes.
A vehicle comprises the distribution box.
Compared with the prior art, the distribution box has the beneficial effects that:
the invention discloses a distribution box, which comprises an elastic sealing assembly, wherein the elastic sealing assembly consists of a split first elastic sealing block and a second elastic sealing block, the lower end of an upper shell with a downward opening is detachably connected with the upper end of a lower shell with an upward opening, the second elastic sealing block is arranged at the upper end of the side wall of the upper shell, the first elastic sealing block is arranged at the upper end of the side wall of the lower shell, the first elastic sealing block is provided with a first semicircular clamping groove with an upward opening, the second elastic sealing block is provided with a second semicircular clamping groove with a downward opening, the upper shell and the lower shell are detached before a wire is installed, so that the first elastic sealing block and the second elastic sealing block are separated, a wiring terminal is placed in the lower shell, the wire is placed in the first semicircular clamping groove, the upper shell is connected onto the lower shell, and the second semicircular clamping groove and the first semicircular clamping groove are spliced into a wire installation hole, so that the wire is sealed; therefore, the distribution box is convenient to operate and saves manpower by arranging the sealing assembly into the split first elastic sealing block and the split second elastic sealing block without penetrating the sealing plug on the lead wire in front of the crimping wiring terminal.
Drawings
Fig. 1 is a schematic exploded view of a structure of a distribution box according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an exploded view of an elastic seal assembly and wires of a distribution box according to an embodiment of the present invention;
fig. 3 is a schematic view of an installation structure of the upper case, the lower case, and the elastic sealing assembly of the distribution box according to the embodiment of the present invention;
fig. 4 is an enlarged view of a portion of an embodiment of the present invention at a second tab and cantilever arm of the electrical box;
FIG. 5 is a schematic cross-sectional view of a seal ring connection portion of a distribution box according to an embodiment of the present invention;
FIG. 6 is a schematic illustration of the connection between a seal ring and an elastomeric seal assembly of a distribution box according to an embodiment of the present invention;
fig. 7 is a schematic view of the structure of the lower case of the distribution box according to the embodiment of the present invention after the lower case is provided with the wires;
fig. 8 is a schematic structural view of an upper case of the distribution box according to the embodiment of the present invention;
fig. 9 is a schematic structural view of an assembled upper and lower housings of a distribution box according to an embodiment of the present invention;
in the figure, 1, an elastic sealing assembly; 11. a first elastic sealing block; 111. a first semicircular clamping groove; 1111. a first semi-annular flange; 1112. a first groove; 11121. a first semicircular protrusion; 12. a second elastic sealing block; 121. a second semicircular clamping groove; 1211. a second semi-annular flange; 1212. a second groove; 12121. a second semicircular projection; 2. an upper housing; 21. a second bump; 211. a fourth semicircular clamping groove; 22. a convex rib; 3. a lower housing; 31. a first bump; 311. a third semicircular clamping groove; 32. a cantilever; 321. wire clamping groove; 33. sealing grooves; 34. a rotation stopping groove; 4. a wire; 5. an elastic rubber ring; 6. a sealing strip; 61. a groove; 7. a connection terminal; 8. a resilient metal pin.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the invention.
As shown in fig. 1, a preferred embodiment of the distribution box of the present invention comprises an upper casing 2 with a downward opening, a lower casing 3 with an upward opening, and a plurality of elastic sealing assemblies 1, wherein the lower end of the upper casing 2 is detachably and hermetically connected with the upper end of the lower casing 3; each elastic sealing assembly 1 comprises a first elastic sealing block 11 and a second elastic sealing block 12, the first elastic sealing blocks 11 are arranged at the upper end of the side wall of the lower shell 3, the first elastic sealing blocks 11 are provided with first semicircular clamping grooves 111 with upward openings, the second elastic sealing blocks 12 are arranged at the lower end of the side wall of the upper shell 2, the second elastic sealing blocks 12 are provided with second semicircular clamping grooves 121 with downward openings, and the first semicircular clamping grooves 111 and the second semicircular clamping grooves 121 are spliced into wire mounting holes for sealing and penetrating wires 4.
Specifically, before the lead 4 is installed, the connecting terminal is firstly pressed at the end part of the lead 4, the upper shell 2 is detached from the lower shell 3, so that the first elastic sealing block 11 and the second elastic sealing block 12 are separated, then the connecting terminal is placed in the lower shell, the lead 4 is placed in the first semicircular clamping groove 111, then the upper shell 2 is connected to the lower shell 3 in a sealing way, and the first semicircular clamping groove 111 and the second semicircular clamping groove 121 are spliced into a lead installation hole, so that the lead 4 is sealed; therefore, the distribution box disclosed by the invention has the advantages that the sealing assembly 1 is arranged as the split type first elastic sealing block 11 and the split type second elastic sealing block 12, the lead 4 does not need to be arranged in the sealing assembly in a penetrating way before the wiring terminal is in crimping, the operation is convenient, and the labor is saved.
As shown in fig. 2, a plurality of first semi-annular flanges 1111 are coaxially spaced on the inner wall of the first semi-circular slot 111; the first semicircular flange 1111 extends in the direction of the center of the first semicircular clamping groove 111, a plurality of second semicircular flanges 1211 are coaxially disposed at intervals on the inner wall of the second semicircular clamping groove 121, the second semicircular flanges 1211 extend in the direction of the center of the second semicircular clamping groove 121, and the second semicircular flanges 1211 are vertically opposite to the first semicircular flanges 1111. Specifically, in this embodiment, the number of the first semi-annular flange 1111 and the second semi-annular flange 1211 is 4, and when the elastic sealing assembly 1 is pressed by the first upper casing 2 and the lower casing 3, the pressure applied to the first semi-annular flange 1111 and the second semi-annular flange 1211 is the largest, so that the first semi-annular flange 1111 and the second semi-annular flange 1211 generate larger elastic deformation, on one hand, the sealing effect of the wire mounting hole on the wire 4 can be enhanced by the larger elastic deformation, on the other hand, the inner diameters of the first semi-annular flange 1111 and the second semi-annular flange 1121 are smaller, and when the diameter of the wire 4 fluctuates, the diameter size of the wire 4 can be compensated by the first semi-annular flange 1111 and the second semi-annular flange 1121, and the sealing effect of the elastic sealing assembly 1 on the wire 4 is further improved.
In this embodiment, as shown in fig. 2, an elastic rubber ring 5 is sleeved on the outer peripheral side of the wire 4, the elastic rubber ring 5 is clamped between the inner wall of the wire mounting hole and the outer side wall of the wire 4, and the elastic rubber ring 5 is located between two adjacent first semi-annular flanges 1111. Specifically, in this embodiment, the cross section of the elastic rubber ring 5 is circular, and the elasticity of the elastic rubber ring 5 is better, so that the elastic rubber ring 5 can be sleeved on the wire 4 before crimping the binding post, and also can be sleeved on the wire 4 after crimping the binding post by expanding the elastic rubber ring 5, so that the elastic rubber ring 5 passes through the binding post and then is sleeved on the wire 4, and the sealing effect of the elastic sealing assembly 1 on the wire 4 is further improved by the arrangement of the elastic rubber ring 5.
In this embodiment, as shown in fig. 3 and 4, a first groove 1112 is provided at one end of the first elastic sealing block 11 facing away from the first semicircular clamping groove 111, a first bump 31 is provided at an upper end of a side wall of the lower housing 3, and the first bump 31 is inserted into the first groove 1112; the second elastic sealing block 12 has a second groove 1212 at one end facing away from the second semicircular clamping groove 121, a second protrusion 21 is disposed at the lower end of the sidewall of the upper housing 2, and the second protrusion 21 is inserted into the second groove 1212. Specifically, in this embodiment, the first groove 1112 and the first bump 31, and the second groove 1212 and the second bump 21 are all in interference fit, so as to detachably mount the first elastic sealing block 11 and the second elastic sealing block 12 on the lower housing 3 and the upper housing 2, respectively.
As shown in fig. 3 and 4, a first semicircular protrusion 11121 coaxially arranged with the first semicircular slot 111 is provided at the bottom wall of the first groove 1112, and a third semicircular slot 311 matched with the first semicircular protrusion 11121 is provided at the end of the first protrusion 31; a second semicircular protrusion 12121 coaxially arranged with the second semicircular slot 121 is provided at the bottom wall of the second groove 1212, and a fourth semicircular slot 211 matched with the second semicircular protrusion 12121 is provided at the end of the second protrusion 21. When the bonding force is applied to the upper case 2 and the lower case 3, the third semicircular clamping groove 311 can apply radial pressure to the first semicircular protrusion 11121, so that the first semicircular clamping groove 111 applies radial force to the wire, and therefore, the arrangement of the first semicircular protrusion 11121, the third semicircular clamping groove 311, the second semicircular protrusion 12121 and the fourth semicircular clamping groove 211 further improves the sealing effect of the elastic sealing assembly 1 on the wire.
In this embodiment, a cantilever 32 is disposed on a side wall of the lower housing 3, and a slot 321 coaxially disposed with the first semicircular slot 111 is disposed on the cantilever 32. When the wires are installed in the power distribution box, the wiring terminals in the lower shell 3 are buckled on the studs, the wires 4 outside the lower shell 3 are clamped in the clamping groove 321, and the clamping groove 321 and the first semicircular clamping groove 111 are coaxially arranged, so that the cantilever 32 can prevent the wires 4 from pulling the first elastic sealing block 11 towards two sides, so that the wires 4 are stably clamped in the first semicircular clamping groove 111, and the sealing effect of the elastic sealing assembly 1 on the wires is further improved; in addition, the cantilever 32 can also automatically center the wire 4 with the first semicircular clamping groove 111 after the wire 4 is clamped into the clamping groove 321, so that the installation of the wire 4 is further facilitated.
In this embodiment, as shown in fig. 5 and 6, a downward concave sealing groove 33 is provided at the upper end face of the peripheral side of the lower housing 3, the end of the sealing groove 33 extends to the side wall of the first elastic sealing block 11, a sealing strip 6 is clamped in the sealing groove 33, the end of the sealing strip 6 in the length direction abuts against the side wall of the first elastic sealing block 11, a downward concave groove 61 is provided at the upper end of the sealing strip 6, a convex rib 22 is provided at the peripheral side of the lower end of the upper housing 2, and the convex rib 22 is clamped in the groove 61. Specifically, in this embodiment, the U-shaped sealing strip 6 is installed in the concave sealing groove 33, so that both sides and the bottom wall of the side wall of the lower end of the upper housing 2 form sealing surfaces with the sealing groove 33, and the sealing effect between the upper housing 2 and the lower housing 3 is improved.
In this embodiment, as shown in fig. 6, a connection terminal 7 is disposed at one end of the wire 4 located in the lower housing 3, and a rotation stopping slot 34 for clamping the connection terminal 7 is disposed in the lower housing 3. Specifically, up to protruding baffle plates are arranged on the bottom wall of the lower shell 3, a group of groove-shaped spaces for accommodating the fuse and the wiring terminal 7 are formed by two adjacent baffle plates, a baffle plate 341 extending towards the center of the groove-shaped spaces is respectively arranged on the opposite surfaces of the two adjacent baffle plates, a rotation stopping groove 34 is formed between the opposite surfaces of the two baffle plates 341, and the rotation stopping groove 34 can avoid the rotation of the terminal 7 when the terminal is fastened on a stud, so that the distribution box of the embodiment does not need to specially design a special rotation preventing terminal, and can realize the effect of mounting rotation preventing by using the non-rotation preventing common hole-type terminal currently in use, thereby greatly reducing development cost and development period.
In this embodiment, as shown in fig. 6 to 8, an upper first fastener mounting hole is formed on the peripheral side of the upper case 2, a second fastener mounting hole is formed at a position of the lower case opposite to the first fastener mounting hole, and fasteners are disposed in the first fastener mounting hole and the second fastener mounting hole, and the upper case is connected to the lower case by screwing the fasteners.
As shown in fig. 6 to 8, a plurality of third fastener mounting holes are provided at intervals on the peripheral side of the lower case 3, and elastic metal pins 8 are provided in the third fastener mounting holes. The third fastener mounting hole is used for being connected to the vehicle body with the block terminal that the assembly was accomplished, and the setting of elastic metal round pin 8 has improved the wearability and the intensity of third fastener mounting hole inside wall, has avoided the fracture of mounting point when installing the block terminal, has guaranteed the joint strength of block terminal and vehicle body.
In this embodiment, the block terminal has 2 way inlet and 8 way outlet, and the elastic seal assembly that corresponds to installing in inlet department has 2, and the elastic seal assembly that corresponds to installing in the outlet has 8, is equipped with slow melting insurance and wire piece in the block terminal, and stud has been inlayed to the bottom of lower casing 3, and slow melting insurance and wire piece pass through the nut and fix on the embedded stud. The U-shaped sealing strips are arranged in the sealing grooves between the upper shell 2 and the lower shell 3, the elastic sealing assemblies at the outlet ports are of independent installation and interchangeable structures, each elastic sealing assembly is divided into an upper half and a lower half, and the upper half is respectively provided with a first elastic sealing block 11 and a second elastic sealing block 12, and the first elastic sealing block and the second elastic sealing block are respectively arranged on corresponding clamping grooves of the lower shell 3 and the upper shell 2. When the wire 4 crimped with the connecting terminal 7 is mounted on the stud, the other end of the wire 4 is buckled into the wire clamping groove 321 at the corresponding wire outlet, and at this time, the wire 4 is automatically centered in the first elastic sealing block 11. When the upper shell 2 is mounted on the lower shell 3, the convex rib 22 at the lower end of the upper shell 2 presses the U-shaped sealing strip in the sealing groove 33 in the lower shell 3 to form a seal, the second elastic sealing block 12 at the outlet of the upper shell 2 is automatically aligned with the first elastic sealing block 11 in the lower shell 3, and the second elastic sealing block 12 and the first elastic sealing block 11 clamp the lead to form a seal. When a certain outlet is not out of the line, the solid sealing block is replaced; when a certain wire outlet hole is deformed due to safety to replace wires with other diameters, the second elastic sealing block 12 and the first elastic sealing block 11 which are matched with the wire diameters can be replaced at the same time.
An embodiment of a vehicle comprises the above-described electrical box.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (7)
1. The distribution box is characterized by comprising an upper shell (2) with a downward opening, a lower shell (3) with an upward opening and a plurality of elastic sealing assemblies (1), wherein the lower end of the upper shell (2) is detachably and hermetically connected with the upper end of the lower shell (3);
each elastic sealing assembly (1) comprises a first elastic sealing block (11) and a second elastic sealing block (12), the first elastic sealing blocks (11) are arranged at the upper end of the side wall of the lower shell (3), the first elastic sealing blocks (11) are provided with first semicircular clamping grooves (111) with upward openings, the second elastic sealing blocks (12) are arranged at the lower end of the side wall of the upper shell (2), the second elastic sealing blocks (12) are provided with second semicircular clamping grooves (121) with downward openings, and the first semicircular clamping grooves (111) and the second semicircular clamping grooves (121) are spliced into wire mounting holes for sealing and penetrating wires (4); the inner wall of the first semicircular clamping groove (111) is coaxially provided with a plurality of first semicircular flanges (1111) at intervals; the inner wall of the second semicircular clamping groove (121) is coaxially provided with a plurality of second semicircular flanges (1211) at intervals, and the second semicircular flanges (1211) and the first semicircular flanges (1111) are oppositely arranged up and down; a first groove (1112) is formed at one end, away from the first semicircular clamping groove (111), of the first elastic sealing block (11), a first protruding block (31) is formed at the upper end of the side wall of the lower shell (3), and the first protruding block (31) is inserted into the first groove (1112); a second groove (1212) is formed in one end, away from the second semicircular clamping groove (121), of the second elastic sealing block (12), a second protruding block (21) is arranged at the lower end of the side wall of the upper shell (2), and the second protruding block (21) is inserted into the second groove (1212); a first semicircular protrusion (11121) coaxially arranged with the first semicircular clamping groove (111) is arranged at the bottom wall of the first groove (1112), and a third semicircular clamping groove (311) matched with the first semicircular protrusion (11121) is arranged at the end part of the first protruding block (31); the third semicircular clamping groove (311) is used for applying radial force to the first semicircular bulge (11121); a second semicircular bulge (12121) coaxially arranged with the second semicircular clamping groove (121) is arranged at the bottom wall of the second groove (1212), a fourth semicircular clamping groove (211) matched with the second semicircular bulge (12121) is arranged at the end part of the second bulge (21), and the fourth semicircular clamping groove (211) is used for applying radial force to the second semicircular bulge (12121).
2. The distribution box according to claim 1, characterized in that an elastic rubber ring (5) is sleeved on the outer peripheral side of the wire (4), and the elastic rubber ring (5) is located between two adjacent first semi-annular flanges (1111).
3. The distribution box according to claim 1, characterized in that a cantilever (32) extending away from the lower housing (3) is provided on a side wall of the lower housing (3), and a wire clamping groove (321) coaxially arranged with the first semicircular clamping groove (111) is provided on the cantilever (32).
4. The distribution box according to claim 1, characterized in that a downwardly recessed sealing groove (33) is provided at an upper end face of a side wall of the lower case (3), an end of the sealing groove (33) extending to a side wall of the first elastic sealing block (11);
sealing strip (6) are arranged in the sealing groove (33) in a clamping mode, a downward concave groove (61) is formed in the upper end of the sealing strip (6), a convex rib (22) is arranged at the lower end face of the side wall of the upper shell (2), and the convex rib (22) is clamped in the groove (61).
5. The distribution box according to claim 1, characterized in that a connecting terminal (7) is arranged at one end of the wire (4) in the lower shell (3), and a rotation stopping groove (34) for clamping the connecting terminal (7) is arranged in the lower shell (3).
6. The distribution box according to claim 1, wherein a first fastener mounting hole is provided on a peripheral side of the upper case (2), a second fastener mounting hole is provided at a position of the lower case opposite to the first fastener mounting hole, and fasteners are provided in the first fastener mounting hole and the second fastener mounting hole;
a plurality of third fastener mounting holes are formed in the periphery of the lower shell (3) at intervals, and elastic metal pins (8) are clamped in the third fastener mounting holes.
7. A vehicle comprising the electrical box of any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111045.2A CN113889851B (en) | 2021-09-22 | 2021-09-22 | Distribution box and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111045.2A CN113889851B (en) | 2021-09-22 | 2021-09-22 | Distribution box and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113889851A CN113889851A (en) | 2022-01-04 |
| CN113889851B true CN113889851B (en) | 2024-02-23 |
Family
ID=79009922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111111045.2A Active CN113889851B (en) | 2021-09-22 | 2021-09-22 | Distribution box and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114585196B (en) * | 2022-03-01 | 2023-08-29 | 上海索迪龙自动化股份有限公司 | Sealing structure of safety light curtain |
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| JP2003070127A (en) * | 2001-08-29 | 2003-03-07 | Sumitomo Wiring Syst Ltd | Junction box and forming method for the same |
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| CN204905544U (en) * | 2015-06-26 | 2015-12-23 | 菲尼克斯亚太电气（南京）有限公司 | Cable seal structure |
| CN206379696U (en) * | 2016-12-09 | 2017-08-04 | 长沙市比亚迪汽车有限公司 | A kind of dustproof and waterproof block terminal and the vehicle with it |
| CN206947892U (en) * | 2017-07-13 | 2018-01-30 | 东风商用车有限公司 | Chassis distribution box |
| CN210310243U (en) * | 2019-06-10 | 2020-04-14 | 天津恒天新能源汽车研究院有限公司 | Distribution box installing support, distribution box fixed bolster and car |
| CN211265546U (en) * | 2019-11-07 | 2020-08-14 | 一汽解放汽车有限公司 | Sealing structure of vehicle chassis distribution box |
| CN211929263U (en) * | 2020-04-19 | 2020-11-13 | 湖南鸿业变压器有限公司 | Transformer sealing terminal with double protection functions |
| CN213184761U (en) * | 2020-11-02 | 2021-05-11 | 深圳市众智动力科技有限公司 | Wire harness end current signal interface structure |
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| JP2003070127A (en) * | 2001-08-29 | 2003-03-07 | Sumitomo Wiring Syst Ltd | Junction box and forming method for the same |
| CN102299497A (en) * | 2010-06-22 | 2011-12-28 | 泰科电子(上海)有限公司 | Connecting module for solar power generation system |
| CN204905544U (en) * | 2015-06-26 | 2015-12-23 | 菲尼克斯亚太电气（南京）有限公司 | Cable seal structure |
| CN206379696U (en) * | 2016-12-09 | 2017-08-04 | 长沙市比亚迪汽车有限公司 | A kind of dustproof and waterproof block terminal and the vehicle with it |
| CN206947892U (en) * | 2017-07-13 | 2018-01-30 | 东风商用车有限公司 | Chassis distribution box |
| CN210310243U (en) * | 2019-06-10 | 2020-04-14 | 天津恒天新能源汽车研究院有限公司 | Distribution box installing support, distribution box fixed bolster and car |
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| CN211929263U (en) * | 2020-04-19 | 2020-11-13 | 湖南鸿业变压器有限公司 | Transformer sealing terminal with double protection functions |
| CN213184761U (en) * | 2020-11-02 | 2021-05-11 | 深圳市众智动力科技有限公司 | Wire harness end current signal interface structure |
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| CN113889851A (en) | 2022-01-04 |
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