CN216120971U - Quick plug high voltage connector - Google Patents

Abstract

The utility model discloses a quick plug-pull high-voltage connector which comprises a plug and a socket, wherein the plug comprises a head shell, a head contact element is arranged in the head shell, a connector is arranged at the insertion end of the head shell, a sealing ring b is arranged on the connector, the socket comprises a seat shell, a seat contact element is arranged on the seat shell, a connecting hole is formed in the connecting end of the seat shell, an annular sealing groove is formed in the inner wall of the connecting hole, the connector is inserted into the connecting hole, the head contact element and the seat contact element are inserted and combined, and the connector and the connecting hole are sealed through the sealing ring b positioned in the annular sealing groove. The utility model has the beneficial effects that: by adopting the rapid plugging structure and the pressing contact locking of the sealing ring a and the annular sealing groove, the plugging force range is controllable, the debugging time of equipment can be reduced, the working efficiency is improved, a creepage channel can be blocked, and the voltage resistance of a product is improved.

Description

Quick plug high voltage connector

Technical Field

The utility model relates to a high-voltage connector, in particular to a quick plugging high-voltage connector.

Background

In the use environment of a multi-channel laser generator used in a narrow space, a high-voltage rubber cable is led out from a xenon lamp tube and a power supply device directly through the xenon lamp and is connected with the power supply device, and the defects of difficulty in debugging, maintenance, replacement of the xenon lamp and the like exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a high-voltage connector capable of being quickly plugged and unplugged.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a quick plug high voltage connector, including plug and socket, the plug includes first casing, install the head contact in the first casing, the end of inserting of first casing is provided with the connector, install sealing washer b on the connector, the socket includes a seat casing, install a contact on the seat casing, the connecting hole has been seted up to the link of seat casing, the annular seal groove has been seted up on the inner wall of connecting hole, the connector inserts in the connecting hole, and make head contact and a contact plug, it is sealed through the sealing washer b that is located the annular seal groove between connector and the connecting hole.

Optionally, the head contact element is provided with an insertion hole and a crimping hole a, a cable a is crimped in the crimping hole a, the socket contact element is provided with an insertion head and a crimping hole b, the crimping hole b is crimped with a cable b, and the insertion head is inserted into the insertion hole.

Optionally, in the inner cavity of the head casing, a first cavity, a second cavity, a third cavity, a fourth cavity and a fifth cavity are sequentially formed in a head in place, a first step shaft, a second step shaft, a third step shaft and a fourth step shaft are arranged on the head contact element, the first step shaft is located in the first cavity, the second step shaft is matched with the second cavity, the third step shaft is located in the third cavity, the diameter of the fourth step shaft is smaller than that of the third step shaft, a check ring is sleeved on the fourth step shaft and matched in the fourth cavity, and the cable a is hermetically sleeved in the fifth cavity.

Optionally, a first bushing, a sealing ring a and a second bushing are sleeved on the cable a located in the fifth cavity, the first bushing is close to the fourth cavity, the second bushing is far away from the fourth cavity, the sealing ring a is located between the first bushing and the second bushing, a tail nut a is in threaded connection with the tail portion of the head shell, the cable a penetrates through the tail nut a, and the tail portion of the second bushing abuts against the bottom of the inner cavity of the tail nut a.

Optionally, an annular groove is formed in the connecting head, and the sealing ring b is installed in the annular groove.

Optionally, the inserting hole is provided with a splitting groove.

Optionally, a limiting cavity is further formed in the tail of the seat shell and communicated with the connecting hole, a raised limiting portion is arranged in the middle of the seat contact piece, a limiting groove is formed in the limiting portion, a limiting ring is clamped on the limiting groove and is a step cavity, the limiting ring is located in a large hole of the step cavity, the head of the limiting portion abuts against the bottom of a small hole in the step cavity, a tail nut b is further mounted at the tail of the seat shell, the tail end face of the limiting ring abuts against the bottom of an inner cavity of the tail nut b, and the cable b penetrates through the tail nut b.

Optionally, the tail nut b and the seat shell are sealed through a sealing ring c, and the sealing ring c is installed in a sealing groove in the head of the tail nut b.

Optionally, the tail nut b and the cable b are sealed through a sealing ring d, and the sealing ring d is installed in a sealing groove in the tail portion of an inner cavity of the tail nut b.

Optionally, the limiting ring is composed of two semicircular rings

The utility model has the following advantages: the quick-plugging high-voltage connector adopts a quick-plugging structure, and is locked by the sealing ring a and the annular sealing groove in a pressing contact manner, so that the plugging force range is controllable, the equipment debugging time can be shortened, the working efficiency is improved, a creepage channel can be blocked, and the voltage resistance of a product is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of a plug;

FIG. 4 is a schematic cross-sectional view of a plug;

fig. 5 is a schematic structural view of a head housing;

FIG. 6 is a schematic view of a head contact;

FIG. 7 is a schematic structural view of a socket;

FIG. 8 is a schematic cross-sectional view of a socket;

FIG. 9 is a schematic structural view of the seat housing;

fig. 10 is a schematic structural view of the socket contact;

in the figure, 100-plug, 200-socket, 101-head housing, 102-head contact, 103-retainer, 104-first bushing, 105-second bushing, 106-seal a, 107-tail nut a, 108-seal b, 109-connector, 111-first cavity, 112-second cavity, 113-third cavity, 114-fourth cavity, 115-fifth cavity, 116-annular groove, 121-plug hole, 122-crimp hole a, 123-first step shaft, 124-second step shaft, 125-third step shaft, 126-fourth step shaft, 201-seat housing, 202-seat contact, 203-tail nut b, 204-seal c, 205-seal d, 206-retainer ring, 211-connection hole, 212-annular sealing groove, 213-limit cavity, 221-plug head, 222-crimping hole b, 223-limit groove and 224-limit part.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, a high-voltage connector for quick plugging comprises a plug 100 and a socket 200, as shown in fig. 3 and 4, the plug 100 comprises a head housing 101, a head contact member 102 is installed in the head housing 101, a connection head 109 is arranged at an insertion end of the head housing 101, a sealing ring b108 is installed on the connection head 109, as shown in fig. 7 and 8, the socket 200 comprises a socket housing 201, a socket contact member 202 is installed on the socket housing 201, a connection hole 211 is formed at a connection end of the socket housing 201, an annular sealing groove 212 is formed on an inner wall of the connection hole 211, the connection head 109 is inserted into the connection hole 211, the head contact member 102 is inserted into the socket 202, and the connection head 109 and the connection hole 211 are sealed by the sealing ring b108 located in the annular sealing groove 212, therefore, the plug 100 and the socket 200 adopt a straight plugging mode, which can satisfy the requirement of quick plugging in a narrow space, and when the connector is plugged, it is necessary to overcome the insertion and extraction forces of the head contact member 102 and the socket contact member 202 and the frictional force between the seal ring b108 and the socket housing 201 and the head housing 101.

In the present embodiment, as shown in fig. 6, the head contact member 102 is provided with an insertion hole 121 and a pressing hole a122, the pressing hole a122 is pressed with a cable a, the socket contact member 202 is provided with an insertion head 221 and a pressing hole b222, the pressing hole b222 is pressed with a cable b, the insertion head 221 is inserted into the insertion hole 121, further, as shown in fig. 5, the first cavity 111, the second cavity 112, the third cavity 113, the fourth cavity 114 and the fifth cavity 115 are sequentially opened from the head to the right in the inner cavity of the head housing 101, the head contact member 102 is provided with a first step shaft 123, a second step shaft 124, a third step shaft 125 and a fourth step shaft 126, the first step shaft 123 is located in the first cavity 111, the second step shaft 124 is engaged with the second cavity 112, the third step shaft 125 is located in the third cavity 113, the fourth step shaft 126 has a diameter smaller than that of the third step shaft 125, and the fourth step shaft 126 is sleeved with a retaining ring 103, the retainer ring 103 is matched in the fourth cavity 114, the cable a is hermetically sleeved in the fifth cavity 115, the cable a in the fifth cavity 115 is sleeved with the first bushing 104, the sealing ring a106 and the second bushing 105, the first bushing 104 is close to the fourth cavity 114, the second bushing 105 is far away from the fourth cavity 114, the sealing ring a106 is positioned between the first bushing 104 and the second bushing 105, the tail part of the head shell 101 is in threaded connection with the tail nut a107, the cable a penetrates through the tail nut a107, the tail part of the second bushing 105 is abutted against the bottom of the inner cavity of the tail nut a107, during assembly, the tail nut, the second bushing 105, the sealing ring a106 and the first bushing 104 are sequentially sleeved on the cable a, the core wire of the cable a is stripped, the retainer ring 103 is sleeved on the core wire, the core wire is completely arranged in the crimping hole a122, the core wire is crimped in the crimping hole a122 in a cold-pressing mode, and then the head shell 101 is sleeved on the head contact piece 102, the tail nut is connected with the head shell 101 in a threaded mode, the tail nut is screwed, the tail nut abuts against the second bushing 105 and the second bushing 105 to extrude the sealing ring a106, the sealing ring a106 abuts against the first bushing 104, the first bushing 104 abuts against the retaining ring 103, the retaining ring 103 abuts against the head contact element 102, the head contact element 102 is installed in the head shell 101, the connector 109 is further provided with an annular groove 116, and finally the sealing ring b108 is installed in the annular groove 116, so that the plug 100 is assembled, the assembled plug 100 and the sealing ring b108 are extruded and deformed to be in tight contact with the cable a and the head shell 101, high-voltage signal path blocking is achieved, and the voltage resistance of the plug 100 is improved.

In this embodiment, the splitting groove is formed in the insertion hole 121, the splitting grooves are multiple, and are uniformly distributed on the same circumference, the splitting groove enables the insertion hole 121 to have certain elasticity, when the insertion head 221 and the insertion hole 121 are inserted, the insertion hole 121 expands, so that the insertion hole 121 generates certain elastic deformation, and the insertion hole 121 is always in contact with the insertion head 221 under the effect of elastic restoring force, so that the contact performance of the insertion head 221 and the insertion hole 121 is ensured.

In this embodiment, as shown in fig. 9, the tail portion of the seat housing 201 is further provided with a limit cavity 213, the limit cavity 213 is communicated with the connection hole 211, as shown in fig. 10, the middle portion of the seat contact 202 is provided with a raised limit portion 224, the limit portion 224 is provided with a limit groove 223, the limit groove 223 is clamped with a limit ring 206, the limit cavity 213 is a stepped cavity, the limit ring 206 is located in a large hole of the stepped cavity, the head portion of the limit portion 224 abuts against the bottom of a small hole of the stepped cavity, the tail portion of the seat housing 201 is further provided with a tail nut b203, the tail end surface of the limit ring 206 abuts against the bottom of an inner cavity of the tail nut b203, in this embodiment, the limit ring 206 is composed of two semicircular rings, the cable b passes through the tail nut b203, further, the tail nut b203 and the seat housing 201 are sealed by a seal ring c204, the seal ring c204 is installed in a seal groove at the head portion of the tail nut b203, the tail nut b203 and the cable b are sealed by a seal ring d205, the sealing ring d205 is arranged in a sealing groove at the tail part of the inner cavity of the tail nut b203, the sealing ring c204 and the sealing ring d205 are deformed by extrusion, a high-voltage signal path is blocked, the voltage resistance of the socket 200 is improved, when the socket 200 is assembled, a core wire of the cable b is stripped, the core wire is arranged in a crimping hole b222, the core wire is crimped in the crimping hole b222 by adopting a cold pressing mode, then the sealing ring c204 and the sealing ring d205 are arranged in a sealing groove corresponding to the tail nut b203, the seat contact part 202 penetrates through the tail nut b203, the upper limiting ring 206 is arranged in the limiting groove 223, then the seat shell 201 is arranged together, then the tail nut b203 is screwed, so that the known tail nut abuts against the limiting ring 206, because the head end face of the limiting ring 206 abuts against the end face of the step cavity, the tail end face of the limiting ring 206 abuts against the bottom of the cavity of the tail nut, and the seat contact part 202 and the limiting ring 206 are limited by the limiting groove 223, the relative position between the retainer ring 206 and the socket contact 202 is fixed, and therefore, after the retainer ring 206 is fixed in the axial direction, the position of the socket contact 202 is also fixed, so that the relative position between the socket contact 202 and the socket housing 201 is fixed, and the reliability of the insertion of the plug 100 and the socket 200 is ensured.

In this embodiment, the socket 200 is used for a xenon lamp fixing end, the opening size of the xenon lamp fixing frame is small, only a high-voltage cable can pass through, when the lamp tube is replaced, the tail nut b203 cannot pass through a fixing frame through hole, the tail nut is unscrewed, the limit ring 206 is taken down, the cable b with the seat contact element 202 is taken out from the tail nut b203, the xenon lamp is taken out from the lamp fixing frame and replaced to a required lamp fixing frame, then the limit ring 206 is arranged in the limit groove 223, then the cable b and the tail nut b203 are arranged in the seat shell 201 together, and the tail nut b203 is screwed down, so that the replacement of the xenon lamp is completed

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a quick plug high voltage connector which characterized in that: including plug and socket, the plug includes the head casing, install the head contact in the head casing, the end of inserting of head casing is provided with the connector, install sealing washer b on the connector, the socket includes a seat casing, install a contact on the seat casing, the connecting hole has been seted up to the link of seat casing, the annular seal groove has been seted up on the inner wall of connecting hole, the connector inserts in the connecting hole, and make the head contact with a contact inserts, it is sealed through the sealing washer b that is located the annular seal groove between connector and the connecting hole.

2. The quick connect/disconnect high-voltage connector as claimed in claim 1, wherein: the socket contact piece is provided with an insertion hole and a crimping hole a, a cable a is connected in the crimping hole a in a pressing mode, the socket contact piece is provided with an insertion head and a crimping hole b, a cable b is connected in the crimping hole b in a pressing mode, and the insertion head is inserted into the insertion hole.

3. The quick connect/disconnect high-voltage connector as claimed in claim 2, wherein: in the inner cavity of the head shell, a first cavity, a second cavity, a third cavity, a fourth cavity and a fifth cavity are sequentially arranged in place from the head, a first step shaft, a second step shaft, a third step shaft and a fourth step shaft are arranged on the head contact piece, the first step shaft is located in the first cavity, the second step shaft is matched with the second cavity, the third step shaft is located in the third cavity, the diameter of the fourth step shaft is smaller than that of the third step shaft, a check ring is sleeved on the fourth step shaft, the check ring is matched in the fourth cavity, and a cable sealing sleeve a is arranged in the fifth cavity.

4. A quick connect-disconnect high-voltage connector as claimed in claim 3, wherein: the cable a in the fifth cavity is sleeved with a first bushing, a sealing ring a and a second bushing, the first bushing is close to the fourth cavity, the second bushing is far away from the fourth cavity, the sealing ring a is located between the first bushing and the second bushing, the tail of the head shell is in threaded connection with a tail nut a, the cable a penetrates through the tail nut a, and the tail of the second bushing is abutted to the bottom of an inner cavity of the tail nut a.

5. The quick connect/disconnect high-voltage connector as claimed in claim 4, wherein: an annular groove is formed in the connecting head, and the sealing ring b is installed in the annular groove.

6. The quick connect/disconnect high-voltage connector as claimed in claim 5, wherein: and a splitting groove is formed in the inserting hole.

7. The quick connect/disconnect high-voltage connector as claimed in claim 6, wherein: the tail of the seat shell is further provided with a limiting cavity which is communicated with the connecting hole, a raised limiting part is arranged in the middle of the seat contact part, a limiting groove is formed in the limiting part, a limiting ring is clamped on the limiting groove, the limiting cavity is a step cavity, the limiting ring is located in a large hole of the step cavity, the head of the limiting part abuts against the bottom of a small hole of the step cavity, a tail nut b is further mounted at the tail of the seat shell, the tail end face of the limiting ring abuts against the bottom of an inner cavity of the tail nut b, and the cable b penetrates through the tail nut b.

8. The quick connect/disconnect high-voltage connector as claimed in claim 7, wherein: the tail nut b and the seat shell are sealed through a sealing ring c, and the sealing ring c is installed in a sealing groove in the head of the tail nut b.

9. The quick connect/disconnect high-voltage connector as recited in claim 8, further comprising: the tail nut b and the cable b are sealed through a sealing ring d, and the sealing ring d is installed in a sealing groove in the tail portion of an inner cavity of the tail nut b.

10. A quick connect/disconnect high-voltage connector as claimed in any one of claims 7 to 9, wherein: the limiting ring consists of two semicircular rings.

Images