CN210897791U

CN210897791U - American standard AC/DC charging gun

Info

Publication number: CN210897791U
Application number: CN201921931807.1U
Authority: CN
Inventors: 包亦波
Original assignee: Ningbo Yuyue Automobile Fitting Technology Co ltd
Current assignee: Ningbo Yuyue Automobile Fitting Technology Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-06-30
Anticipated expiration: 2029-11-11

Abstract

American mark alternating current-direct current rifle that charges includes the rifle body, installs the charging plug at rifle body front end and installs the cable tail cover at rifle body rear end, and rifle body integrated into one piece and middle part are provided with the handle. Charging plug integrated into one piece, it is circular tube-shaped body to deviate from rifle body one side upper end, the lower extreme is oval tube-shaped body, the built-in waterproof circle and the bush of being equipped with in upper end, install nested installation PP needle towards one side of rifle body cavity front end, DC-needle and DC + needle second fixed part are installed to the first fixed part and the nest of CP needle and PE needle, supreme connection pressing plate, protective cover and mechanical lock button of installing in proper order are down followed to the rifle body upside, rifle body cavity rear end is fixed in the rifle body through bolted connection with fixed baseplate, the bayonet joint, joint portion and cable tail cover. Compared with the prior art, this American standard alternating current-direct current rifle that charges, integral type rifle body improve bulk strength and sealing performance, and the protection level that improves the rifle body reaches IP65, has guaranteed charging safety, and compatible alternating current-direct current charges simultaneously, increases the rifle practical function that charges.

Description

American standard AC/DC charging gun

Technical Field

The utility model relates to a new forms of energy electric automobile rifle field that charges, in particular to beautiful mark alternating current-direct current rifle that charges.

Background

The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in technical principle, new in technology and new in structure. The electric automobile uses electric power as a power source, and needs to establish physical connection between the electric automobile and a charging pile through a charging gun. The electric current and the power of the rifle that charges in the charging process are all great, consequently have higher to the requirement of the leakproofness of the rifle that charges, security and stability, and the shell of the rifle that charges that has now adopts the concatenation mode combination mostly, and bulk strength is lower, and the protection level and the waterproof performance of rifle body and cable junction are also relatively poor, can't reach the protection level of guaranteeing to charge safety, have great potential safety hazard in the use. Meanwhile, most charging guns have the problems of incompatible alternating current and direct current intercommunication and incompatible charging, and the safety and the practical function of the charging gun need to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the problem to prior art exists provides a beautiful mark alternating current-direct current rifle that charges that structure is more reasonable.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

american mark alternating current-direct current rifle that charges, including the rifle body, install the charging plug at rifle body front end and install the cable tail cover at rifle body rear end, the rifle body is the integrated into one piece structure, and rifle body middle part is provided with the handle, the cavity of rifle internal portion provides the space for the installation of charging cable, the charging plug is the integrated into one piece structure, and shape and the socket looks adaptation that charges deviate from rifle body one side upper end and be circular cylinder, and the lower extreme is oval cylinder, the built-in waterproof circle and the bush of being equipped with in charging plug upper end, first fixed part and second fixed part have been installed to one side of charging plug towards rifle body cavity front end, nested PP needle, CP needle and the PE needle of installing on the first fixed part, nested DC-needle and DC + needle of installing on the second fixed part, be provided with irregular sealing member between charging plug and the rifle body, supreme connection clamp plate, the following is installed in proper order on the rifle body, A protective cover and a mechanical lock button, wherein one end of the connecting pressure plate facing the charging plug is provided with a downward safety hook head, the mechanical lock button controls the safety hook head by matching with the connecting pressure plate, a fixed base, a plug connector and a clamping part are sequentially arranged between the cable tail sleeve and the rear end of the gun body cavity from bottom to top, the clamping part is in a ring shape, a plurality of clamping grooves are uniformly arranged on the inner edge, a plurality of limiting arc grooves are uniformly arranged on the outer edge, the plug-in connector is annular, a plurality of hooks with inward hook heads are uniformly arranged on the upper edge of the inner edge and are fixed in the clamping grooves, the upper end of the fixed base is an inverted trapezoidal round table, a lantern ring is formed by extending the lower part of the round table and is nested in the cable tail sleeve, and the lantern ring is interference fit with the cable tail sleeve, and the cable tail sleeve, the fixed base, the plug connector and the clamping part are connected and fixed on the gun body through screws.

Preferably, the charging plug is provided with symmetrical buckling grooves on the left side wall and the right side wall of the upper end of one side, which is far away from the gun body, of the charging plug, the outer wall of the bushing is symmetrically provided with two buckling edges matched with the buckling grooves, the bushing is fixedly connected to the charging plug through the matching of the buckling edges and the buckling grooves, and the waterproof ring is installed behind the bushing.

Preferably, the first fixing part comprises a sheet-shaped plate, a plurality of holes are distributed in the sheet-shaped plate, the first fixing part comprises symmetrically arranged L1 line holes and N/L2 line holes, symmetrically arranged PP holes and CP holes and PE holes arranged below the sheet-shaped plate, and the second fixing part is provided with two circular fixing holes with larger diameters and used for nesting and fixing the DC-needle and the DC + needle.

Preferably, the clamping portion, the plug connector, the fixing base and the cable tail sleeve are correspondingly provided with a plurality of symmetrical first connecting holes, the plug connector and the clamping portion are respectively provided with a plurality of uniformly distributed second connecting holes, and the plug connector and the clamping portion are matched and fixedly connected with the second connecting holes through short screws.

Preferably, a plurality of mounting columns are arranged on the inner wall of the cavity of the gun body, threads are arranged inside the mounting columns, and the cable tail sleeve, the fixing base, the plug connector and the clamping portion penetrate through the first connecting hole through long screws to be matched with the mounting columns for fixed connection.

Preferably, the charging plug comprises an alternating current terminal contact and a direct current terminal contact, the alternating current terminal contact comprises an L1 line, an N/L2 line, a PP terminal contact, a CP terminal contact and a PE terminal contact, and the direct current terminal contact comprises a DC-terminal contact and a DC + terminal contact.

Preferably, a sealing ring is arranged between the clamping part and the rear end of the gun body cavity.

Preferably, a plurality of anti-skid convex edges are arranged on the inner side wall of the circular truncated cone.

Preferably, strip-shaped limiting grooves are formed in the lower sides of the PP end contact, the CP end contact and the PE end contact.

Compared with the prior art, the utility model discloses beautiful mark alternating current-direct current rifle that charges's beneficial effect:

1. the rifle body integrated into one piece of rifle charges has improved structural strength and whole leakproofness, and the rifle body shape accords with ergonomic design, and the user snatchs laborsavingly, provides safe, simple and convenient, comfortable experience of charging for the user.

2. The waterproof performance of the gun body and the cable junction is greatly improved due to the multiple sealing structure, the protection level of IP65 can be reached, water can be effectively prevented from permeating into the gun body, short circuit and electric leakage accidents are avoided, and the charging gun can be safely used outdoors for a long time.

3. The compatible alternating current and direct current intercommunication is realized, and the practicability of the charging gun is improved.

4. Set up the mechanical lock and prevent that the user from arbitrary hot-line work rifle that charges, improved the security of rifle that charges.

Drawings

Fig. 1 is a perspective view of the utility model of American standard ac/dc charging gun.

Fig. 2 is the structure explosion diagram of the charging plug end and the mechanical lock button side of the utility model of American standard alternating current-direct current charging gun. (PP needles, CP needles, PE needles and DC + needles are not shown in the figure).

Fig. 3 is the internal structure diagram of the utility model discloses beautiful mark alternating current-direct current rifle body rear end that charges.

Fig. 4 is the structure explosion diagram of the utility model discloses beautiful mark alternating current-direct current charging rifle cable tail cover.

Fig. 5 is a schematic structural view of the clamping portion of the American standard ac/dc charging gun of the present invention.

Fig. 6 is a schematic structural view of the plug-in connector of the utility model of American standard ac/dc charging gun.

Fig. 7 is an assembly view of the utility model discloses beautiful standard ac/dc charging gun bayonet joint and joint portion joint state under.

Fig. 8 is the utility model discloses beautiful mark alternating current-direct current rifle fixed baseplate structure sketch map that charges.

Fig. 9 is the utility model discloses beautiful mark alternating current-direct current rifle cable tail cover structural schematic.

Fig. 10 is a front view of the charging plug of the utility model of American standard ac/dc charging gun.

Reference numerals: 1. a gun body; 11. a handle; 12. a mechanical lock button; 13. a protective cover; 14. connecting the pressing plate; 141. a safety hook head; 15. mounting a column; 2. a charging plug; 21. an irregular seal; 22. a waterproof ring; 23. a bushing; 24. a first fixed part; 25. a second fixed part; 251. a DC-needle; 26. an alternating current terminal contact; 261. an L1 line; 262. an N/L2 line; 263. a PP end contact; 264. a CP end contact; 265. a PE end contact; 27. a direct current terminal contact; 271. a DC-terminal contact; 272. a DC + terminal contact; 28. buckling edges; 281. buckling the groove; 3. a cable tail sleeve; 31. a fixed base; 311. a circular truncated cone; 312. anti-slip ridges; 313. a collar; 32. a plug-in connector; 321. a hook; 33. a clamping part; 331. a clamping groove; 332. a first connection hole; 333. a second connection hole; 334. a limiting arc groove; 34. and (5) sealing rings.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1, the american standard ac/dc charging gun of the present embodiment includes a gun body 1, a charging plug 2 installed at the front end of the gun body 1, and a cable tail sleeve 3 installed at the rear end of the gun body 1. Wherein, the rifle body 1 is the integrated into one piece structure, and the rifle body 1 middle part is provided with bow-shaped handle 11, and the inside cavity of the rifle body 1 provides the space for the cable installation. The cable boot 3 is used to secure the cable in the gun body 1. American standard rifle that charges compares with national standard rifle body 1 that charges, and the lines and the 11 designs of handle of American standard rifle body 1 more laminate the user and grip the custom, can provide more simple and convenient, the comfortable experience of charging for the user.

In the charging process, because the electric current ratio of the rifle that charges is great, under the condition of long-time outdoor use, rainwater and dust in the environment can get into the rifle body 1 and cause serious potential safety hazard, through

rifle body

1 and 11 integral type injection moulding of handle, make overall structure leakproofness improve, have also improved the experience of assembling off-the-shelf efficiency and user's operation and have felt.

As shown in fig. 2, the charging plug 2 is an integrally formed structure, the shape of the charging plug is matched with that of the charging socket, the upper end of one side of the charging plug 2, which is far away from the gun body 1, is a circular cylindrical body, the lower end of the charging plug is an elliptical cylindrical body, and an annular waterproof ring 22 and a lining 23 are arranged in the upper end of the charging plug 2. Specifically, the charging plug 2 is provided with symmetrical buckling grooves 281 on the left side wall and the right side wall of the upper end of one side of the gun body 1, the outer wall of the bushing 23 is provided with two buckling edges 28 in a bilateral symmetry manner, and the bushing 23 is fixedly connected to the charging plug 2 through the matching of the buckling edges 28 and the buckling grooves 281. The waterproof ring 22 is provided with threads on the inner side and is mounted at the rear end of the liner 23. The waterproof ring 22 and the bush 23 are provided for the purpose of preventing liquid from penetrating into the interior of the charging plug 2, while also providing a cushioning effect when the charging plug 2 is inserted.

One side of the charging plug 2 facing the front end of the cavity of the gun body 1 is provided with a first fixing part 24 and a second fixing part 25, the first fixing part 24 is provided with a PP needle, a CP needle and a PE needle in a nested mode, the second fixing part 25 is provided with a DC-needle 251 and a DC + needle in a nested mode, an irregular sealing element 21 is arranged between the charging plug 2 and the gun body 1, the irregular sealing element 21 is matched with the shape of the cross section of the gun body 1, and the purpose is to enhance the sealing performance between the charging plug 2 and the gun body 1 and the stability between the structures. The PP pin and the CP pin are respectively used for charging control and connection detection confirmation, and the PE pin is connected with a ground wire.

Specifically, the first fixing portion 24 includes a sheet-shaped plate, and a plurality of holes are distributed on the sheet-shaped plate, including a symmetrically arranged L1 line 261 hole, a symmetrically arranged N/L2 line 262 hole, a symmetrically arranged PP hole, a symmetrically arranged CP hole, and a PE hole arranged below the sheet-shaped plate. The first fixing portion 24 is also provided with a plug hole at the center for the charging plug 22 to fit. The second fixing portion 25 is provided with two circular fixing holes with a larger diameter for nested fixing of the DC-pin 251 and the DC + pin. Meanwhile, two insertion holes are further formed above the circular fixing hole, and the first fixing portion 24 and the second fixing portion 25 can be installed on one side, facing the gun body 1, of the charging plug 2 through the insertion holes.

The upper side of the gun body 1 is sequentially provided with a connecting pressure plate 14, a protective cover 13 and a mechanical lock button 12 from bottom to top, one end of the connecting pressure plate 14 facing the charging plug 2 is provided with a downward safety hook head 141, and the mechanical lock button 12 controls the safety hook head 141 by matching with the connecting pressure plate 14. Specifically, the mechanical lock button 12 controls the hook safety head 141 to be raised or lowered, thereby controlling the hook safety head 141 to lock or unlock the charging plug 2. When insurance gib head 141 is used for charging plug 2 to peg graft on charging socket, locking charging plug 2 and charging socket prevent that the user from will charging the rifle arbitrary live working at will, improve the security performance of the rifle that charges.

As shown in fig. 3 to 4, four mounting posts 15 are provided on the inner wall of the cavity of the gun body 1, and threads are provided inside the mounting posts 15. The fixing base 31, the plug 32 and the clamping portion 33 are sequentially arranged between the cable tail sleeve 3 and the rear end of the cavity of the gun body 1 from bottom to top, and a sealing ring 34 is arranged between the clamping portion 33 and the rear end of the cavity of the gun body 1. The cable tail sleeve 3, the fixing base 31, the plug 32 and the clamping portion 33 are fixedly connected to the gun body 1 through the matching of screws and the mounting column 15.

As shown in fig. 5 to 9, specifically, the clamping portion 33 is circular, and the inner edge is uniformly provided with eight rectangular clamping grooves 331, the outer edge is uniformly provided with a plurality of limiting arc grooves 334, and the limiting arc grooves 334 are arranged to be adapted to the mounting post 15 inside the gun body 1. The plug 32 is also circular, and eight hooks 321 with inward hooks are uniformly arranged on the inner edge, and the hooks 321 are vertically extended upwards and then bent downwards. During installation, the plug 32 is matched with the clamping portion 33, the hook 321 is fixed in the clamping groove 331, and the cable is pressed inward by the hook 321 to be fastened in the gun body 1, so that the stability of the cable is enhanced. The upper end of the fixing base 31 is an inverted trapezoid circular truncated cone 311, a plurality of anti-skidding ribs 312 are arranged on the inner side wall of the circular truncated cone 311, a lantern ring 313 is formed by extending the lower portion of the circular truncated cone 311, the lantern ring 313 is nested in the cable tail sleeve 3, the lantern ring 313 and the cable tail sleeve 3 are in interference fit, and the cable is guaranteed to be stably connected with the charging plug 2 after being connected into a cavity penetrating through the gun body 1 from the rear end of the gun body 1.

Wherein, all correspond on joint portion 33, bayonet joint 32, fixed baseplate 31 and the cable tail cover 3 and set up the first connecting hole 332 of four symmetries, cable tail cover 3, fixed baseplate 31, bayonet joint 32 and joint portion 33 pass through long screw and first connecting hole 332 cooperation fixed connection on the erection column 15 of the internal portion of rifle 1. The plug-in connector 32 and the clamping portion 33 are respectively provided with a plurality of second connecting holes 333 which are uniformly distributed, and the plug-in connector 32 and the clamping portion 33 are fixedly connected with the second connecting holes 333 in a matched mode through short screws.

As shown in fig. 10, the charging plug 2 includes an ac terminal contact 26 and a DC terminal contact 27, the ac terminal contact includes an L1 line 261, an N/L2 line 262, a PP terminal contact 263, a CP terminal contact 264 and a PE terminal contact 265, and the DC terminal contact 27 includes a DC-terminal contact 271 and a DC + terminal contact. The lower sides of the PP end contact 263, the CP end contact 264 and the PE end contact 265 are provided with strip-shaped limiting grooves for determining relative positions. The L1 line 261 and the N/L2 line 262 are both AC power lines.

The utility model provides a American standard direct current charging gun with alternating current and direct current compatible charging, which improves the safety and the practical function of the charging gun by fixing the clamping part and the plug head by short screws and fixing the cable tail sleeve, the fixed base, the plug head and the clamping part by long screws, compared with the prior art, the European standard AC/DC charging gun can achieve the IP65 protection grade through multi-seal structure combination such as clamping connection, threaded connection, long and short screw matching, sealing rings and the like, multi-directional sealing, namely dust absorption prevention (whole contact prevention and dust penetration prevention), water injection prevention, low-pressure water injection lasting for at least 3 minutes, improvement of the protection grade and the waterproof performance of the joint of the gun body and the cable, and the integral gun body improves the overall strength and the sealing performance, ensures the charging safety and reduces the potential safety hazard in use.

Finally, it should be noted that: the above embodiments are merely illustrative of the technical solutions of the present invention, and not limitative thereof; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. American mark alternating current-direct current rifle that charges, including the rifle body (1), install charging plug (2) at the rifle body (1) front end and install cable tail cover (3) at the rifle body (1) rear end, its characterized in that, the rifle body (1) is integrated into one piece structure, and rifle body (1) middle part is provided with handle (11), the inside cavity of rifle body (1) provides the space for charging cable installation, charging plug (2) is integrated into one piece structure, and shape and charging socket looks adaptation deviate from rifle body (1) one side upper end and be circular tube-shaped body, and the lower extreme is oval tube-shaped body, the built-in waterproof circle (22) and bush (23) that are equipped with in charging plug (2) upper end, first fixed part (24) and second fixed part (25) have been installed towards one side of rifle body (1) cavity front end to charging plug (2), nested PP needle, the first fixed part (24) of installing, The needle assembly comprises a CP needle and a PE needle, a DC-needle (251) and a DC + needle are nested and installed on the second fixing portion (25), an irregular sealing element (21) is arranged between the charging plug (2) and the gun body (1), a connecting pressing plate (14), a protective cover (13) and a mechanical lock button (12) are sequentially installed on the upper side of the gun body (1) from bottom to top, a downward safety hook head (141) is arranged at one end, facing the charging plug (2), of the connecting pressing plate (14), the mechanical lock button (12) is matched with the connecting pressing plate (14) to control the safety hook head (141), a fixing base (31), a plug head (32) and a clamping portion (33) are sequentially installed between the cable tail sleeve (3) and the rear end of the cavity of the gun body (1) from bottom to top, the clamping portion (33) is annular, a plurality of clamping grooves (331) are uniformly formed in the inner edge, a plurality of limiting arc grooves (334) are uniformly formed in, the bayonet joint (32) are the ring shape, and evenly set up inward pothook (321) of a plurality of gibs head along last in, pothook (321) are fixed in block groove (331), fixed baseplate (31) upper end is trapezoidal round platform (311) down, round platform (311) below extends and forms a lantern ring (313), the lantern ring (313) nests in cable tail cover (3), and lantern ring (313) and cable tail cover (3) are interference fit, cable tail cover (3), fixed baseplate (31), bayonet joint (32) and joint portion (33) are fixed in rifle body (1) through the screwed connection.

2. The American-standard alternating current/direct current charging gun as claimed in claim 1, wherein the charging plug (2) is provided with symmetrical fastening grooves (281) on the left and right side walls of the upper end of one side of the gun body (1), the outer wall of the bushing (23) is symmetrically provided with two fastening edges (28) matched with the fastening grooves (281), the bushing (23) is fixedly connected to the charging plug (2) through the matching of the fastening edges (28) and the fastening grooves (281), and the waterproof ring (22) is installed behind the bushing (23).

3. The American standard AC/DC charging gun as claimed in claim 1, wherein the first fixing part (24) comprises a sheet-shaped plate, and a plurality of holes are distributed on the sheet-shaped plate, including a symmetrically arranged L1 line hole and a N/L2 line hole, a symmetrically arranged PP hole and a CP hole, and a PE hole arranged below the sheet-shaped plate, and the second fixing part (25) is provided with two circular fixing holes with larger diameters for nesting and fixing the DC-needle (251) and the DC + needle.

4. The American-standard alternating current/direct current charging gun as claimed in claim 1, wherein the clamping portion (33), the plug connector (32), the fixing base (31) and the cable tail sleeve (3) are correspondingly provided with a plurality of symmetrical first connecting holes (332), the plug connector (32) and the clamping portion (33) are respectively provided with a plurality of uniformly distributed second connecting holes (333), and the plug connector (32) and the clamping portion (33) are fixedly connected with the second connecting holes (333) in a matching manner through short screws.

5. The American standard alternating current-direct current charging gun as claimed in claim 1, wherein a plurality of mounting columns (15) are arranged on the inner wall of the cavity of the gun body (1), threads are arranged inside the mounting columns (15), and the cable tail sleeve (3), the fixing base (31), the plug-in connector (32) and the clamping portion (33) are fixedly connected with the mounting columns (15) through long screws penetrating through the first connecting holes (332).

6. The alt-DC charging gun according to claim 1, characterized in that the charging plug (2) comprises an ac terminal contact (26) and a DC terminal contact (27), the ac terminal contact comprises an L1 line (261), an N/L2 line (262), a PP terminal contact (263), a CP terminal contact (264) and a PE terminal contact (265), and the DC terminal contact (27) comprises a DC-terminal contact (271) and a DC + terminal contact.

7. The American standard AC/DC charging gun as claimed in claim 1, wherein a sealing ring (34) is arranged between the clamping portion (33) and the rear end of the cavity of the gun body (1).

8. The American standard AC/DC charging gun as claimed in claim 1, wherein the inner side wall of the circular table (311) is provided with a plurality of anti-slip ribs (312).

9. The American standard AC/DC charging gun as claimed in claim 6, wherein the PP end contact (263), the CP end contact (264) and the PE end contact (265) are provided with strip-shaped limiting grooves at the lower sides thereof.