Connector housing assembly, connector, and charging base assembly

Abstract

To provide a connector housing assembly and a charging assembly which ensure waterproof performance while extremely easily assembling and disassembling metal bars, and improve manufacturing efficiency and subsequent maintenance efficiency.SOLUTION: A connector housing assembly that is a housing to which metal bars (11 and 12) are inserted includes: a housing formed with a terminal hole (102) to which one end of a charging element of a charging base is inserted; an end cover (23) which is detachably fixed to the housing and is formed with a terminal through hole (202) capable of passing the one end of the charging element therethrough; and a seal ring (28) which achieves sealing between the housing and the end cover (23). The terminal hole (102) and the terminal through hole (202) are surrounded by the inside of the seal ring (28).SELECTED DRAWING: Figure 4

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims priority to Chinese Patent Application No. CN202223227821.8, filed with the State Intellectual Property Office of China on December 2, 2022, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to a connector housing assembly, a connector comprising a connector housing assembly, and a charging base assembly comprising a connector. [Background technology]

[0003] In the prior art, a copper wire is usually electrically connected to a charging terminal of a charging base. To connect the copper wire to the charging terminal, a connection terminal is usually connected to one end of the copper wire and fastened to one end of the charging terminal with a bolt.

[0004] In the prior art, the connection between the copper wire and the charging terminal is very inconvenient, time-consuming and labor-intensive, and the assembly of the copper wire and the housing of the charging base is complicated, making it difficult to realize automatic manufacturing, and requiring manual labor, which greatly reduces manufacturing efficiency.

[0005] In addition, in the prior art, one end of the copper wire is inserted into the housing of the charging base, so when the copper wire needs to be replaced, the housing of the charging base must be disassembled first, and then the copper wire can be removed from the charging terminal, which makes subsequent maintenance work very difficult. Summary of the Invention [Problem to be solved by the invention]

[0006] SUMMARY OF THE PRESENT EMBODIMENT The present invention is directed to overcoming or alleviating at least one aspect of the above disadvantages. [Means for solving the problem]

[0007] According to an aspect of the present invention, there is provided a connector housing assembly, which includes a housing for inserting a metal bar and having a terminal hole into which one end of a charging terminal of a charging stand is inserted, an end cover detachably fixed to the housing and having a terminal through hole through which one end of the charging terminal can pass, and a seal ring compressed between the housing and the end cover to realize a seal between the housing and the end cover, the seal ring surrounding the terminal hole and the terminal through hole such that the terminal hole and the terminal through hole are surrounded by the inside of the seal ring.

[0008] In accordance with an exemplary embodiment of the present invention, a seal ring mounting groove is formed in one of the housing and the end cover, and a seal ring is mounted in the seal ring mounting groove.

[0009] According to another exemplary embodiment of the present invention, the housing has a front end and a rear end that are longitudinally opposed to each other, a rear port is formed in the rear end of the housing, and the connector housing assembly further includes an elastic seal attached to the rear port of the housing, the elastic seal having a metal bar through hole formed therein through which the metal bar can pass, and the elastic seal is compressed between the housing and the metal bar to achieve a seal between the housing and the metal bar.

[0010] In accordance with another exemplary embodiment of the present invention, the connector housing assembly further includes a rear cover attached to a rear end of the housing, the rear cover having a metal bar hole formed therein to allow a metal bar to be inserted into the housing.

[0011] According to another exemplary embodiment of the present invention, a locating step is formed in the rear port of the housing, and the locating step and the rear cover respectively abut opposite ends of the elastic seal to maintain the elastic seal at the rear port of the housing.

[0012] According to another exemplary embodiment of the present invention, the rear cover includes a peripheral wall and an end wall connected to the peripheral wall, a metal bar hole is formed in the end wall of the rear cover, a snap slot is formed in the peripheral wall of the rear cover, and a protrusion is formed on an outer side of the rear end of the housing, and the protrusion is snapped into the snap slot to secure the rear cover to the rear end of the housing.

[0013] According to another exemplary embodiment of the present invention, a housing has a bottom wall and a top wall opposite each other in a height direction, a terminal hole is formed in the bottom wall of the housing, an end cover has an end wall opposite the bottom wall of the housing, a boss is formed in the end wall, the terminal through hole passes through the boss, and a seal ring is compressed between the bottom wall of the housing and the boss of the end cover to achieve a seal between the bottom wall of the housing and the boss of the end cover.

[0014] According to another exemplary embodiment of the present invention, a seal ring mounting groove is formed in the upper surface of the boss of the end cover, and the seal ring is mounted in the seal ring mounting groove.

[0015] According to another exemplary embodiment of the present invention, a mounting hole is formed in the upper wall of the housing, allowing a connecting piece used to connect the metal bar and the charging terminal to enter the housing through the mounting hole, and the connector housing assembly also includes a seal plug inserted into the mounting hole to seal the mounting hole.

[0016] According to another exemplary embodiment of the present invention, a plurality of connection ears are formed on a side wall of the housing and a plurality of connection posts are formed on an end wall of the end cover, and the connector housing assembly also includes a plurality of connection screws respectively connecting the plurality of connection ears to the plurality of connection posts to secure the housing and the end cover to one another.

[0017] According to another exemplary embodiment of the present invention, the end cover also has a peripheral wall connected to the end wall, and slotted holes are formed in the peripheral wall for engaging with protrusions on the charging base housing to secure the end cover to the end of the charging base housing.

[0018] According to another aspect of the present invention, there is provided a connector comprising the above-mentioned connector housing, a metal bar inserted into the housing, and a connection part provided on the housing, the connection part connecting the metal bar to one end of the charging terminal inserted into the housing.

[0019] According to an exemplary embodiment of the present invention, the connection part enters the housing through a mounting hole in the housing, the mounting hole is sealed by a seal plug inserted into the mounting hole, a receiving recess is formed in one end of the seal plug, and a head of one end of the connection part is received in the receiving recess.

[0020] According to another exemplary embodiment of the present invention, the metal bar includes a flat-shaped first metal bar used for electrical connection with a first charging terminal of the charging base, and a flat-shaped second metal bar used for electrical connection with a second charging terminal of the charging base. The first metal bar and the second metal bar have the same width and have left and right sides opposite each other in the width direction, and when the first metal bar and the second metal bar are connected to the first charging terminal and the second charging terminal, respectively, the first metal bar and the second metal bar overlap each other in the thickness direction such that the left and right sides of the first metal bar are flush with the left and right sides of the second metal bar, respectively.

[0021] According to another exemplary embodiment of the present invention, the metal bar is an aluminum bar.

[0022] According to another aspect of the present invention, there is provided a charging seat assembly comprising the connector described above and a charging seat. The charging seat includes a charging seat housing and a charging terminal disposed in the charging seat housing. An end cover of the connector is attached to an end of the charging seat housing, and one end of the charging terminal passes through the end cover and is inserted into the connector housing to electrically connect to a metal bar inserted in the housing.

[0023] In accordance with an exemplary embodiment of the present invention, the charging base also includes a first seal ring that is compressed between the end cover and the charging base housing to provide a seal between the end cover and the charging base housing.

[0024] According to another exemplary embodiment of the present invention, a terminal mounting hole for mounting a charging terminal is formed in the charging base housing, and the charging base also includes a second sealing ring that is compressed between the charging terminal and a hole wall of the terminal mounting hole to realize a seal between the charging terminal and the hole wall of the terminal mounting hole.

[0025] In some exemplary embodiments according to the present invention, the structure of the connector housing assembly is simple, which facilitates achieving a high waterproof level, and greatly improves the waterproof and sealing performance of the charging base product.

[0026] In some exemplary embodiments of the present invention, the connection between the metal bar and the charging base adopts a connector module design, which makes the assembly and disassembly of the metal bar very easy. Based on ensuring the waterproof performance, the metal bar can be easily inserted into the connector housing and easily pulled out from the connector housing, which realizes the quick installation and replacement of the metal bar, and improves the manufacturing efficiency and subsequent maintenance efficiency.

[0027] In addition, in some exemplary embodiments according to the present invention, by replacing traditional copper wires with aluminum bars, not only can the weight of the charging base product be reduced, but also the manufacturing cost can be significantly reduced.

[0028] These and other features of the present invention will become more apparent from the detailed description of the illustrative embodiments taken in conjunction with the accompanying drawings. [Brief description of the drawings]

[0029] [Figure 1] 1 is a diagrammatic perspective view of a connector according to an exemplary embodiment of the present invention, the housing and end cover being secured together; [Diagram 2] 1 is a diagrammatic perspective view of a connector according to an exemplary embodiment of the present invention, with the housing and end cover not yet secured together; [Diagram 3] 1 is a cross-sectional view of a connector according to an exemplary embodiment of the present invention. [Figure 4] 1 is an illustrative exploded view of a connector in accordance with an exemplary embodiment of the present invention. [Diagram 5] 1 is a diagrammatic perspective view of an end cover and a sealing ring of a connector according to an exemplary embodiment of the present invention; [Figure 6] FIG. 2 is an illustration of a metal bar connected to a charging terminal according to an exemplary embodiment of the present invention. [Figure 7] FIG. 2 is a spatial layout diagram of a metal bar according to an exemplary embodiment of the present invention. [Figure 8] FIG. 2 is a top view of a metal bar according to an exemplary embodiment of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0030] Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals refer to the same elements. However, the present disclosure may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the disclosure to those skilled in the art.

[0031] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are diagrammatically shown in order to simplify the drawings.

[0032] According to a general aspect of the present invention, there is provided a connector housing assembly, comprising: a housing for inserting a metal bar, the housing having a terminal hole into which one end of a charging terminal of a charging stand is inserted, an end cover detachably fixed to the housing and having a terminal through hole through which one end of the charging terminal can pass, and a seal ring compressed between the housing and the end cover to realize a seal between the housing and the end cover, the seal ring surrounding the terminal hole and the terminal through hole such that the terminal hole and the terminal through hole are surrounded by the inside of the seal ring.

[0033] According to another general concept of the present invention, there is provided a connector, the connector including the connector housing described above, a metal bar inserted into the housing, and a connection part provided on the housing, the connection part connecting the metal bar to one end of the charging terminal inserted into the housing.

[0034] According to another general aspect of the present invention, there is provided a charging base assembly including the connector described above and a charging base including a charging base housing and a charging terminal disposed in the charging base housing, an end cover of the connector is attached to an end of the charging base housing, and one end of the charging terminal passes through the end cover and is inserted into the connector housing to electrically connect to a metal bar inserted in the housing.

[0035] FIG. 1 is a diagrammatic perspective view of a connector 1 according to an exemplary embodiment of the present invention, with the housing 10 and the end cover 23 secured together. FIG. 2 is a diagrammatic perspective view of a connector 1 according to an exemplary embodiment of the present invention, with the housing 10 and the end cover 23 not yet secured together. FIG. 3 is a cross-sectional view of a connector 1 according to an exemplary embodiment of the present invention. FIG. 4 is a diagrammatic exploded view of a connector 1 according to an exemplary embodiment of the present invention. FIG. 5 is a diagrammatic perspective view of an end cover 23 and a sealing ring 28 of a connector 1 according to an exemplary embodiment of the present invention. FIG. 6 is a diagrammatic view of a metal bar connected to a charging terminal according to an exemplary embodiment of the present invention.

[0036] As shown in Figs. 1 to 6, a connector housing assembly is disclosed in an exemplary embodiment of the present invention. The connector housing assembly includes a housing 10, an end cover 23, and a seal ring 28. The housing 10 is used for inserting metal bars 11, 12, and is formed with a terminal hole 102 that allows one end of charging terminals 21, 22 of a charging stand to be inserted. The end cover 23 is detachably fixed to the housing 10, and is formed with a terminal through hole 202 that allows one end of the charging terminals 21, 22 to pass through. The seal ring 28 is compressed between the housing 10 and the end cover 23 to realize a seal between the housing 10 and the end cover 23. In the illustrated embodiment, the seal ring 28 surrounds the terminal hole 102 and the terminal through hole 202, so that the terminal hole 102 and the terminal through hole 202 are surrounded by the inside of the seal ring 28. In this manner, the seal ring 28 can effectively prevent water vapor from passing through the terminal hole 102 and the terminal through hole 202 into the housing 10 of the connector 1 and the charging base housing 20.

[0037] 1-6, in an exemplary embodiment of the invention, a seal ring mounting groove 238 can be formed in one of the housing 10 and the end cover 23, and the seal ring 28 is mounted in the seal ring mounting groove 238. In the illustrated embodiment, the seal ring mounting groove 238 is formed in the end wall 232 of the end cover 23.

[0038] As shown in FIGS. 1-6, in the illustrated embodiment, the seal ring 28 and the seal ring mounting groove 238 are in the shape of a figure eight.

[0039] As shown in Figures 1-6, in the illustrated embodiment, the housing 10 has a front end and a rear end that are opposite to each other in the longitudinal direction, and a rear port 105 is formed at the rear end of the housing 10. The connector housing assembly also includes an elastic seal 14. The elastic seal 14 is attached to the rear port 105 of the housing 10, and the elastic seal 14 is formed with metal bar through holes 141 through which the metal bars 11, 12 can pass. The elastic seal 14 is compressed between the housing 10 and the metal bars 11, 12 to provide a seal between the housing 10 and the metal bars 11, 12.

[0040] As shown in Figures 1 to 6, in the illustrated embodiment, the connector housing assembly further includes a rear cover 13 attached to the rear end of the housing 10, and the rear cover 13 is formed with metal bar holes 103 that allow the metal bars 11, 12 to be inserted into the housing 10.

[0041] 1 to 6, in the illustrated embodiment, a positioning step 104 is formed in a rear port 105 of the housing 10. The positioning step 104 and the rear cover 13 are pressed against two ends of the elastic seal 14, respectively, to maintain the elastic seal 14 in the rear port 105 of the housing 10.

[0042] 1-6, in the illustrated embodiment, the rear cover 13 includes a peripheral wall 131 and an end wall 132 connected to the peripheral wall 131. The metal bar holes 103 are formed in the end wall 132 of the rear cover 13. A snap slot 13a is formed in the peripheral wall 131 of the rear cover 13, and a protrusion 10a is formed on the outside of the rear end of the housing 10. The protrusion 10a engages in the snap slot 13a to secure the rear cover 13 to the rear end of the housing 10.

[0043] 1 to 6, in the illustrated embodiment, the housing 10 has a bottom wall 10c and a top wall 10d that are opposite to each other in the height direction, and the terminal holes 102 are formed in the bottom wall 10c of the housing 10. The end cover 23 has an end wall 232 that faces the bottom wall 10c of the housing 10, and the terminal through holes 202 are formed in the end wall 232 of the end cover 23. The seal ring 28 is compressed between the bottom wall 10c of the housing 10 and the end wall 232 of the end cover 23 to realize a seal between the bottom wall 10c of the housing 10 and the end wall 232 of the end cover 23.

[0044] 1-6 , in the illustrated embodiment, a boss 233 is formed in an end wall 232 of the end cover 23, and the terminal through-holes 202 pass through the boss 233. The seal ring 28 is compressed between the bottom wall 10c of the housing 10 and the boss 233 of the end cover 23 to provide a seal between the bottom wall 10c of the housing 10 and the boss 233 of the end cover 23.

[0045] As shown in FIGS. 1 to 6, in the illustrated embodiment, a seal ring mounting groove 238 is formed in the upper surface of the boss 233 of the end cover 23, and the seal ring 28 is mounted in the seal ring mounting groove 238.

[0046] 1 to 6, in the illustrated embodiment, a mounting hole 101 is formed in the top wall 10d of the housing 10, allowing connection parts 161, 162 used to connect the metal bars 11, 12 and the charging terminals 21, 22 to enter the housing 10 through the mounting hole 101. The connector housing assembly also includes seal plugs 171, 172 that are inserted into the mounting hole 101 to seal the mounting hole 101.

[0047] 1-6, in the illustrated embodiment, a plurality of connection ears 10b are formed on a side wall of the housing 10, and a plurality of connection posts 23b are formed on an end wall 232 of the end cover 23. The connector housing assembly also includes a plurality of connection screws 15 that connect the plurality of connection ears 10b to the plurality of connection posts 23b to secure the housing 10 and the end cover 23 together. In the illustrated embodiment, the connection screws 15 pass through the connection ears 10b and are connected to blind holes 2b formed in the connection posts 23b.

[0048] As shown in Figures 1 to 6, in the illustrated embodiment, the end cover 23 also has a peripheral wall 231 connected to the end wall 232, and slot holes 23a suitable for engaging with the protrusions 20a of the charging base housing 20 are formed in the peripheral wall 231 to secure the end cover 23 to the end of the charging base housing 20.

[0049] As shown in Figs. 1 to 6, in another exemplary embodiment of the present invention, a connector 1 for electrically connecting to a charging stand 2 is also disclosed. The connector 1 includes the above-mentioned connector housing assembly, metal bars 11, 12, and connection parts 161, 162. The metal bars 11, 12 are inserted into the housing 10. The connection parts 161, 162 are provided on the housing 10. The connection parts 161, 162 connect the metal bars 11, 12 to one ends of the charging terminals 21, 22 inserted into the housing 10.

[0050] As shown in Figs. 1 to 6, in the illustrated embodiment, the connection parts 161, 162 enter the housing 10 through the mounting hole 101 of the housing 10, and the mounting hole 101 is sealed by the inserted seal plugs 171, 172. Receiving recesses 171a, 172a are formed at one end of the seal plugs 171, 172, and the heads of the one end of the connection parts 161, 162 are accommodated in the receiving recesses 171a, 172a. In the illustrated embodiment, the connection parts 161, 162 may be, but are not limited to, bolts, the heads of which are accommodated in the receiving recesses 171a, 172a of the seal plugs 171, 172. This not only prevents a person's fingers from touching the heads of the connection parts 161, 162, but also increases the creepage distance between the two adjacent connection parts 161, 162, improving the electrical insulation performance of the product.

[0051] Fig. 7 is a spatial layout diagram of the metal bars 11 and 12 according to an exemplary embodiment of the present invention. Fig. 8 is a top view of the metal bars 11 and 12 according to an exemplary embodiment of the present invention.

[0052] As shown in Figs. 1 to 8, in the illustrated embodiment, the metal bars 11 and 12 include a first metal bar 11 and a second metal bar 12. The first metal bar 11 is flat and is used for electrical connection with the first charging terminal 21 of the charging stand 2. The second metal bar 12 is flat and is used for electrical connection with the second charging terminal 22 of the charging stand 2. In the illustrated embodiment, the first metal bar 11 and the second metal bar 12 have the same width and have left and right sides that are opposite to each other in the width direction. When the first metal bar 11 and the second metal bar 12 are connected to the first charging terminal 21 and the second charging terminal 22, respectively, the first metal bar 11 and the second metal bar 12 overlap each other in the thickness direction so that the left and right sides of the first metal bar 11 are flush with the left and right sides of the second metal bar 12, respectively.

[0053] 1 to 8, in the illustrated embodiment, a first connection hole 11a and a second connection hole 12a are formed in the first metal bar 11 and the second metal bar 12, respectively. The connection parts 161, 162 include a first connection part 161 and a second connection part 162 that penetrate the first connection hole 11a and the second connection hole 12a, respectively. The first connection part 161 and the second connection part 162 are used to connect the first metal bar 11 and the second metal bar 12 to the first charging terminal 21 and the second charging terminal 22, respectively.

[0054] 1 to 8, in the illustrated embodiment, the dimensions of the first connection hole 11a and the second connection hole 12a in the length direction of the metal bars 11, 12 are larger than the dimensions of the first connection hole 11a and the second connection hole 12a in the width direction of the metal bars 11, 12, and the first connection member 161 and the second connection member 162 can move along the length direction of the metal bars 11, 12 at the first connection hole 11a and the second connection hole 12a, respectively. In this way, the position error between the metal bars 11, 12 and the charging terminals 21, 22 can be absorbed, making the mounting and operation of the metal bars 11, 12 easier and more convenient.

[0055] 1 to 8, in the illustrated embodiment, two mounting holes 101 are formed in the upper wall 10d of the housing 10. The seal plugs 171, 172 include a first seal plug 171 and a second seal plug 172 inserted into the two mounting holes 101, respectively. In the illustrated embodiment, the first seal plug 171 and the second seal plug 172 have basically the same structure except that their axial lengths are different.

[0056] 1 to 8, in the illustrated embodiment, the first metal bar 11 includes a flat first metal conductor 110 and a first insulator 112 wound around the first metal conductor 110. The first metal conductor 110 has a first connection end 111 exposed from the first insulator 112 for electrical connection with the first charging terminal 21, and a first connection hole 11a is formed in the first connection end 111.

[0057] 1 to 8, in the illustrated embodiment, the second metal bar 12 includes a flat second metal conductor 120 and a second insulator 122 wound around the second metal conductor 120. The second metal conductor 120 has a second connection end 121 exposed from the second insulator 122 for electrical connection with the second charging terminal 22, and the second connection hole 12a is formed in the second connection end 121.

[0058] 1 to 8, in the illustrated embodiment, the first connection end 111 is spatially separated from the second connection end 121 such that the first connection hole 11a of the first connection end 111 is not blocked by the second connection end 121. Thus, the first connection part 161 can be inserted into the first connection hole 11a of the first connection end 111 without being blocked.

[0059] 1 to 8, in the illustrated embodiment, the first connection end 111 extends along the length direction of the metal bars 11, 12, the width of the first connection end 111 is half or less of the width of the metal bars 11, 12, and is biased to one side in the width direction of the metal bars 11, 12. The second connection end 121 is L-shaped and includes a first extension 121a extending along the length direction of the metal bars 11, 12 and a second extension 121b extending along the width direction of the metal bars 11, 12. The first extension 121a extends along the length direction of the metal bars 11, 12 beyond the first connection end 111, the width of the first extension 121a is half or less of the width of the metal bars 11, 12, and is biased to the other side in the width direction of the metal bars 11, 12. Therefore, the first connecting end 111 and the second connecting end 121 are spatially staggered, ensuring that there is no problem of the first connecting end 111 and the second connecting end 121 blocking each other.

[0060] As shown in FIGS. 1 to 8, in the illustrated embodiment, the above metal bars 11, 12 may be aluminum bars or any other suitable metal bars.

[0061] As shown in Figs. 1 to 8, in another exemplary embodiment of the present invention, a charging base assembly is also disclosed in the illustrated embodiment. The charging base assembly includes a connector 1 and a charging base 2. The charging base 2 includes a charging base housing 20 and charging terminals 21, 22. The charging terminals 21, 22 are disposed in the charging base housing 20. An end cover 23 of the connector 1 is attached to an end of the charging base housing 20, and one end of the charging terminals 21, 22 penetrates the end cover 23 and is inserted into the housing 10 of the connector 1 to electrically connect to the metal bars 11, 12 inserted into the housing 10.

[0062] Although not shown, in an exemplary embodiment of the invention, the charging base 2 also includes a first seal ring that is compressed between the end cover 23 and the charging base housing 20 to provide a seal between the end cover 23 and the charging base housing 20. This can prevent water vapor from entering the charging base housing 20 through a gap between the end cover 23 and the charging base housing 20.

[0063] 1 to 8, in an exemplary embodiment of the present invention, terminal mounting holes for mounting charging terminals 21, 22 are formed in charging base housing 20. Charging base 2 also includes a second sealing ring (not shown) that is compressed between charging terminals 21, 22 and the hole wall of the terminal mounting hole to realize a seal between the charging terminals 21, 22 and the hole wall of the terminal mounting hole. This makes it possible to prevent water vapor from entering charging base housing 20 through a gap between the charging terminals 21, 22 and the hole wall of the terminal mounting hole.

[0064] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0065] While several exemplary embodiments have been shown and described, it will be understood by those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0066] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless expressly stated to the contrary. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated otherwise, embodiments "comprising" or "having" an element or elements having a particular characteristic can include additional such elements that do not have that characteristic.

Claims

1. A connector housing assembly, A housing (10) for inserting metal bars (11, 12), the housing (10) having a terminal hole (102) into which one end of the charging terminals (21, 22) of the charging stand is inserted, An end cover (23) is detachably fixed to the housing (10) and has a terminal through-hole (202) formed therein through which one end of the charging terminals (21, 22) can pass, A seal ring (28) is compressed between the housing (10) and the end cover (23) to provide a seal between the housing (10) and the end cover (23). Equipped with, A connector housing assembly wherein the sealing ring (28) surrounds the terminal hole (102) and the terminal through hole (202), and the terminal hole (102) and the terminal through hole (202) are surrounded on the inside of the sealing ring (28).

2. The connector housing assembly according to claim 1, wherein a seal ring mounting groove (238) is formed in one of the housing (10) and the end cover (23), and the seal ring (28) is mounted in the seal ring mounting groove (238).

3. The housing (10) has a front end and a rear end that are opposite to each other in the longitudinal direction, and a rear port (105) is formed at the rear end of the housing (10). The connector housing assembly further comprises an elastic seal (14) fitted to the rear port (105) of the housing (10), the elastic seal (14) having a metal bar through hole (141) through which the metal bars (11, 12) can pass. The connector housing assembly according to claim 1, wherein the elastic seal (14) is compressed between the housing (10) and the metal bars (11, 12) to provide a seal between the housing (10) and the metal bars (11, 12).

4. The connector housing assembly according to claim 3, further comprising a rear cover (13) attached to the rear end of the housing (10) and having a metal bar hole (103) formed therein that allows the metal bars (11, 12) to be inserted into the housing (10).

5. The connector housing assembly according to claim 4, wherein a positioning step (104) is formed in the rear port (105) of the housing (10), and the positioning step (104) and the rear cover (13) abut against both ends of the elastic seal (14), respectively, to maintain the elastic seal (14) in the rear port (105) of the housing (10).

6. The rear cover (13) includes a peripheral wall (131) and an end wall (132) connected to the peripheral wall (131), and the metal bar hole (103) is formed in the end wall (132) of the rear cover (13). The connector housing assembly according to claim 4, wherein a snap slot (13a) is formed in the peripheral wall (131) of the rear cover (13), and a projection (10a) is formed on the outside of the rear end of the housing (10), the projection (10a) being secured in the snap slot (13a) to fix the rear cover (13) to the rear end of the housing (10).

7. The housing (10) has a bottom wall (10c) and an upper wall (10d) that are opposite to each other in the height direction, and the terminal hole (102) is formed in the bottom wall (10c) of the housing (10). The end cover (23) has an end wall (232) facing the bottom wall (10c) of the housing (10), a boss (233) is formed in the end wall (232), and the terminal through hole (202) penetrates the boss (233). The connector housing assembly according to claim 1, wherein the sealing ring (28) is compressed between the bottom wall (10c) of the housing (10) and the boss (233) of the end cover (23) to achieve a seal between the bottom wall (10c) of the housing (10) and the boss (233) of the end cover (23).

8. The connector housing assembly according to claim 7, wherein a seal ring mounting groove (238) is formed on the upper surface of the boss (233) of the end cover (23), and the seal ring (28) is mounted in the seal ring mounting groove (238).

9. A mounting hole (101) is formed in the upper wall (10d) of the housing (10), allowing connecting parts (161, 162) used to connect the metal bars (11, 12) and the charging terminals (21, 22) to enter the housing (10) through the mounting hole (101). The connector housing assembly according to claim 7, further comprising seal plugs (171, 172) inserted into the mounting hole (101) to seal the mounting hole (101).

10. Multiple connecting ears (10b) are formed on the side wall of the housing (10), and multiple connecting columns (23b) are formed on the end wall (232) of the end cover (23). The connector housing assembly according to claim 7, further comprising a plurality of connecting screws (15) that connect the plurality of connecting ears (10b) to the plurality of connecting columns (23b) respectively to fix the housing (10) and the end cover (23) to each other.

11. The connector housing assembly according to claim 7, wherein the end cover (23) also has a peripheral wall (231) connected to the end wall (232), and a slot hole (23a) for engaging with a projection (20a) of the charging base housing (20) is formed in the peripheral wall (231) to fix the end cover (23) to the end of the charging base housing (20).

12. It is a connector, The connector housing assembly according to any one of claims 1 to 11, The metal bars (11, 12) inserted into the housing (10), The connecting parts (161, 162) provided on the housing (10) and Equipped with, The connecting components (161, 162) are connectors that connect the metal bars (11, 12) to one end of the charging terminals (21, 22) inserted into the housing (10).

13. The connecting parts (161, 162) enter the housing (10) through the mounting holes (101) of the housing (10), and the mounting holes (101) are sealed by the seal plugs (171, 172) inserted into the mounting holes (101). The connector according to claim 12, wherein receiving recesses (171a, 172a) are formed at one end of the seal plug (171, 172), and the head of one end of the connecting component (161, 162) is housed in the receiving recesses (171a, 172a).

14. The aforementioned metal bars (11, 12) A flattened first metal bar (11) is used for electrical connection with the first charging terminal (21) of the charging base (2), A flat-shaped second metal bar (12) is used for electrical connection with the second charging terminal (22) of the charging base (2) and Includes, The first metal bar (11) and the second metal bar (12) have the same width and have a left side and a right side that are opposite to each other in the width direction. The connector according to claim 12, wherein when the first metal bar (11) and the second metal bar (12) are connected to the first charging terminal (21) and the second charging terminal (22), the first metal bar (11) and the second metal bar (12) overlap each other in the thickness direction such that the left side and the right side of the first metal bar (11) are coplanar with the left side and the right side of the second metal bar (12), respectively.

15. The connector according to claim 12, wherein the metal bars (11, 12) are aluminum bars.

16. A charging stand assembly, The connector (1) described in claim 12, Charging base (2) and The charging stand (2) is equipped with, Charging base housing (20) and The charging terminals (21, 22) are arranged in the charging base housing (20) and Includes, The end cover (23) of the connector (1) is attached to the end of the charging base housing (20), and one end of the charging terminals (21, 22) passes through the end cover (23) and is inserted into the housing (10) of the connector (1), and is electrically connected to the metal bars (11, 12) inserted into the housing (10), in a charging base assembly.

17. The charging stand assembly according to claim 16, wherein the charging stand (2) also includes a first sealing ring that is compressed between the end cover (23) and the charging stand housing (20) to provide a seal between the end cover (23) and the charging stand housing (20).

18. Terminal mounting holes for attaching the charging terminals (21, 22) are formed in the charging base housing (20), The charging stand assembly according to claim 17, wherein the charging stand (2) also includes a second sealing ring that is compressed between the charging terminals (21, 22) and the hole wall of the terminal mounting hole to achieve a seal between the charging terminals (21, 22) and the hole wall of the terminal mounting hole.

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