CN210576687U - Anti-drop tail plug structure - Google Patents
Anti-drop tail plug structure Download PDFInfo
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- CN210576687U CN210576687U CN201922022281.1U CN201922022281U CN210576687U CN 210576687 U CN210576687 U CN 210576687U CN 201922022281 U CN201922022281 U CN 201922022281U CN 210576687 U CN210576687 U CN 210576687U
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- box body
- card
- pull rod
- lower box
- socket
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Abstract
The utility model relates to an anti-drop tail inserts structure, its characterized in that: wherein anti-drop tail plug structure includes box body, lower box body and establishes the electric wire between upper and lower box body, upper and lower box body is stretched out to the first end of electric wire, and the second end of electric wire connects the metal terminal, is equipped with wobbling card that is used for the card to put socket metal contact between upper and lower box body, the card is swung and changes by the pull rod drive, the pull rod is by locating the knob drive on the upper and lower box body and moving along pull rod length direction. The utility model discloses anti-drop tail plug structure can realize through rotatory rotation knob that the tail is inserted and mains supply socket locking or the function of loosening, and convenient operation can improve the fastness that the tail is inserted and mains supply socket is connected after the locking, has avoided unexpected outage.
Description
The technical field is as follows:
the utility model relates to an anti-drop tail inserts structure.
Background art:
at present, power plugs are widely used for connecting power supplies and electric equipment, and serious loss can be caused if sudden and unexpected power failure occurs when some important equipment (such as a machine room, a data center, an operating room and the like which need to be powered continuously) operates.
Most plugs in the current market are common plugs, and when the plugs are shaken or accidentally collided by external force, the plugs are easy to loosen or slide off, so that poor contact or disconnection can be caused to break.
The invention content is as follows:
to the problem, the utility model provides an anti-drop tail inserts structure, anti-drop tail inserts structural design is reasonable, is favorable to improving the tail and inserts the firm in connection nature with the equipment end input port, has ensured the normal power supply of equipment end, avoids unexpected outage.
The utility model discloses anti-drop tail inserts structure, its characterized in that: including last box body, lower box body and establish the electric wire between last, lower box body, the first end of electric wire stretches out upper and lower box body, and the second end of electric wire connects the metal terminal, is equipped with wobbling card that is used for the card to put socket metal contact between upper and lower box body, the card is swung and changes by the pull rod drive, the pull rod is by locating the knob drive on the upper and lower box body and moving along pull rod length direction.
Furthermore, the first end surface of the pull rod is provided with a convex button, the inner wall surface of the knob is provided with a sliding groove for driving the convex button to move, and the second end of the pull rod is provided with a concave groove for limiting the clamping piece.
Furthermore, an electric wire fixing cover is covered on the periphery of the electric wire, an outer buckle is arranged on the lower portion of the outer surface of the fixing cover and is in limit fit with a notch in the lower box body, and a U-shaped guide groove used for guiding the first end of the pull rod is formed in the upper portion of the electric wire fixing cover.
Further, when the upper box body and the lower box body are covered, the first end part forms a cylindrical annular sleeve and a conical annular sleeve, the knob is sleeved on the periphery of the cylindrical annular sleeve, a through hole for the convex button to pass through is formed in the cylindrical annular sleeve, and a rectangular limiting groove is formed in the conical annular sleeve and used for limiting the wire connector.
Furthermore, the upper box body and the lower box body are provided with limit grooves which are positioned on the side parts of the cards and used for limiting the swing of the cards.
Furthermore, the knob comprises two half bodies, namely a first half body and a second half body, wherein the opposite surfaces of the two half bodies are provided with a convex column and a concave hole matched with the convex column; tooth grooves are densely distributed on the inner wall surface of the second half body, and elastic pieces matched with the tooth grooves are arranged on the cylindrical annular sleeve to increase the resistance of the knob.
Furthermore, the depth of the head end and the tail end of the tooth socket is deeper than that of the rest positions.
Further, the card is a manganese steel sheet, a through hole for penetrating through the socket metal contact is slightly larger than the socket metal contact in the center of the card, and a convex part sunk into the concave groove is arranged on the side part of the card.
The utility model discloses working method of anti-drop tail plug structure, its characterized in that: the anti-drop tail plug structure comprises an upper box body, a lower box body and an electric wire arranged between the upper box body and the lower box body, wherein a first end of the electric wire extends out of the upper box body and the lower box body, a second end of the electric wire is connected with a metal terminal, a card which can swing and is used for clamping a metal contact of a socket is arranged between the upper box body and the lower box body, the card is driven by a pull rod to swing, and the pull rod is driven by knobs arranged on the upper box body and the lower box body to move along the length direction of the pull rod; when the card-type socket works, the knobs on the upper box body and the lower box body are rotated to drive the pull rod to move along the length direction of the pull rod, so that the front end part of the pull rod drives the card to swing, the card is staggered with the metal contact of the socket, and the card is clamped with the metal contact of the socket, so that the socket and the tail plug are difficult to pull out; when the tail plug needs to be pulled out of the socket, the knob is rotated in the opposite direction to drive the pull rod to move in the length direction of the pull rod, so that the front end part of the pull rod drives the card to be aligned, the card is perpendicular to the metal contact of the socket, the metal contact of the socket is not clamped by the card any more, and the socket and the tail plug can be pulled out easily.
Furthermore, the card is a manganese steel sheet, the center of the card is slightly larger than the through hole for penetrating through the socket metal contact, and the side part of the card is provided with a convex part sunk into the concave groove; when the card and the socket metal contact are dislocated, the inner side wall surface of the card through hole is clamped on the side surface of the socket metal contact, so that the resistance of relative movement of the card through hole and the socket metal contact is increased, and the tail plug is difficult to pull out from the socket.
The utility model discloses anti-drop tail plug structure can realize through rotatory rotation knob that the tail is inserted and mains supply socket locking or the function of loosening, and convenient operation can improve the fastness that the tail is inserted and mains supply socket is connected after the locking, has avoided unexpected outage.
Description of the drawings:
fig. 1 is a perspective view of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is an exploded view of the present invention;
FIG. 4 is a perspective view from a perspective of the disassembled state of the upper and lower cases;
FIG. 5 is a perspective view from another perspective of the disassembled state of the upper and lower cases;
FIG. 6 is a perspective view of the knob from another perspective in an exploded state;
FIG. 7 is a perspective view of the knob from another perspective in an exploded state;
fig. 8 is a perspective view of the wire fixing cover;
FIG. 9 is a perspective view of the card;
FIG. 10 is a perspective view of the drawbar;
FIG. 11 is a perspective view of the connection of the card to the pull rod;
fig. 12 and 13 are perspective exploded views of a pull rod and a card according to another embodiment.
The specific implementation mode is as follows:
the utility model discloses anti-drop tail plug structure includes box body 1, lower box body 2 and establishes electric wire 3 between upper and lower box body, box body 1, lower box body 2 are stretched out to the first end of electric wire 3, and metal terminal 4 is connected to the second end of electric wire 3, is equipped with wobbling card 5 that is used for blocking to put socket metal contact between upper and lower box body, card 5 is swung and is changeed by the drive of pull rod 6, pull rod 6 is moved along pull rod length direction by the drive of knob 7 on locating upper and lower box body.
The electric wire of the application is a three-core electric wire, the second end of each core wire is connected with one metal terminal 4, each metal terminal 4 is installed and limited on a core frame A positioned on the upper box body 1 and the lower box body 2, and the structure of the core frame A is a structure which is conventional in the prior art and is not described in a repeated way.
The socket metal contact is a metal pin of a three-core socket, the sectional shape of the socket metal contact is rectangular, the size of the through hole 501 of the card 5 is slightly larger than that of the socket metal contact, when the socket metal contact is vertical to the card 5, the socket metal contact can smoothly move in the through hole 501 of the card 5, and when the card 5 is driven by the pull rod 6 to swing and rotate to generate inclination (or dislocation), the inner side wall surface of the through hole 501 is pressed or clamped on the surface of the socket metal contact, and meanwhile, the pull rod and the knob are not easy to reset at a locking station, so that the card 5 keeps the state of obliquely clamping the socket metal contact, and the fastening state of a tail plug and the socket is kept.
Go up between box body 1 and the lower box body 2 through buckle lock joint or screw locking all can.
In order to realize that the knob 7 drives the pull rod 6 to move along the length direction of the pull rod, the surface of the first end of the pull rod 6 is provided with a convex button 8, the inner wall surface of the knob 7 is provided with a sliding groove 9 for driving the convex button 8 to move, the second end of the pull rod 6 is provided with a concave groove 10 for limiting the clamping piece 5 (the concave groove 10 can be a groove body positioned at the side part of the pull rod 6 as shown in fig. 10 or an inner concave groove body positioned at the head end part of the pull rod 6 as shown in fig. 12 and 13, the shapes or the structures of the two types of pull rods 6 are not very same, but the clamping pieces are pulled by the pull rod through the concave groove during working), and the sliding groove 9 is circumferentially arranged along the inner; the sliding groove 9 has three sections, the front section and the rear section are shorter and are parallel to the normal surface of the axial lead of the knob 7, the middle section is longer and forms an included angle with the normal surface of the axial lead of the knob 7, the distance between the front section and the rear section of the sliding groove 9 is the moving distance of the pull rod 6 along the length direction of the pull rod, and the positions of the convex button 8 at the front section and the rear section of the sliding groove 9 are the locking position and the unlocking position.
In order to prevent the electric wire from influencing the action of the pull rod 6, the periphery of the electric wire is covered with an electric wire fixing cover 11, the lower part of the outer surface of the fixing cover is provided with an outer buckle 12, the outer buckle is in limit fit with a notch 13 on the lower box body, the upper part of the electric wire fixing cover 11 is provided with a U-shaped guide groove 14 for guiding the first end of the pull rod 6, the outer buckle 12 is buckled on the notch 13 on the lower box body, three core wires of the electric wire can be stably positioned in the U-shaped guide groove, the influence on the movement of the pull rod due to uncertain movement of the three core wires is avoided, the U-shaped guide groove 14 is also beneficial to the movement of the pull rod along a determined track, and the.
In order to realize the action of the knob 7 for driving the pull rod 6, when the upper box body and the lower box body are covered, the first end part forms a cylindrical annular sleeve 15 and a conical annular sleeve 16, the knob 7 is sleeved on the periphery of the cylindrical annular sleeve 15, a through hole 17 for the convex button 8 to pass through is arranged on the cylindrical annular sleeve 15, a rectangular limiting groove 18 is arranged in the conical annular sleeve 16 and used for limiting an electric wire connector 19, the electric wire connector 19 can be well limited through the rectangular limiting groove 18, and an electric wire is fixed in an inner hole channel of the electric wire connector 19.
Furthermore, in order to realize the stable movement of the pull rod, the two side parts of the pull rod are provided with limiting plate bodies 20 (shown in fig. 10) for limiting the left-right swing of the pull rod, while the other embodiment shown in fig. 12 and 13 is not provided with the limiting plate bodies, which are unnecessary parts; fig. 12 and 13 differ from the card swing orientation of fig. 10 and 11.
Further, in order to facilitate installation, the knob 7 includes two half bodies, namely a first half body 701 and a second half body 702, the first half body 701 and the second half body 702 are fastened with the clamping groove through a buckle and can be locked by a screw, a convex column 703 and a concave hole 704 matched with the convex column are arranged on opposite surfaces of the two half bodies, the convex column 703 and the concave hole 704 can realize better positioning, the sliding groove 9 is arranged on the inner wall surface of the first half body, the sliding groove 9 is circumferentially arranged along the inner wall surface of the first half body 701 and has a drop in the axial direction, and the axial drop value is the moving distance of the pull rod 6; tooth grooves 705 are densely distributed on the inner wall surface of the second half body 702, and the cylindrical annular sleeve 15 is provided with the elastic sheets 21 matched with the tooth grooves to increase the resistance of the knob, so that the phenomenon that the knob is manually and unconsciously stirred is avoided, the elastic sheets 21 can be slightly clamped in the tooth grooves 705, the knob can be stirred only by a certain manual rotating force, and the possibility that a naughty child randomly rotates is also avoided; in order to have different position senses at two limit positions (locking and unlocking positions) and enable people to conveniently sense the position, the groove depths of the head end and the tail end of the tooth socket are 1.5-2 times of the groove depth of the middle position, the groove depths of the head end and the tail end of the tooth socket are more than the groove depth of the middle position, so that people can conveniently sense the locking and unlocking positions, meanwhile, the possibility that naughty children randomly dial is avoided, the elastic sheet 21 is provided with a through groove on the cylindrical annular sleeve 15, an elastic arm is hung on one side wall in the through groove, and the free end of the elastic arm is provided with a convex key extending into the tooth socket 705.
Furthermore, in order to better clamp the socket metal contact and realize locking, the card is a manganese steel sheet, the center of the card is slightly larger than the socket metal contact through a through hole 501 for penetrating through the socket metal contact, the side part of the card is provided with a convex part 502 (the convex part 502 is also an unnecessary part) sunk into a concave groove, and the card is a manganese steel sheet, so that the card is not easy to deform when the socket metal contact is clamped, the pulling-out resistance is larger, the effect is good, the card is limited by the concave groove, and limit grooves for limiting the card to move up and down and back and forth are also arranged on the upper box body and the lower box body.
The utility model discloses an anti-drop tail plug structure's working method, anti-drop tail plug structure includes upper box body, lower box body and the electric wire that sets up between upper and lower box body, the first end of electric wire stretches out upper and lower box body, and the second end of electric wire connects the metal terminal, is equipped with the card that can swing and be used for blocking socket metal contact between upper and lower box body, the card is swung and rotated by the pull rod drive, the pull rod is moved along the pull rod length direction by the knob drive that sets up on upper and lower box body; when the card-type socket works, the knobs on the upper box body and the lower box body are rotated to drive the pull rod to move along the length direction of the pull rod, so that the front end part of the pull rod drives the card to swing, the card is staggered with the metal contact of the socket, and the card is clamped with the metal contact of the socket, so that the socket and the tail plug are difficult to pull out; when the tail plug needs to be pulled out of the socket, the knob is rotated in the opposite direction to drive the pull rod to move in the length direction of the pull rod, so that the front end part of the pull rod drives the card to be aligned, the card is perpendicular to the metal contact of the socket, the metal contact of the socket is not clamped by the card any more, and the socket and the tail plug can be pulled out easily.
Furthermore, the card is a manganese steel sheet, the center of the card is slightly larger than the through hole for penetrating through the socket metal contact, and the side part of the card is provided with a convex part sunk into the concave groove; when the card and the socket metal contact are dislocated, the inner side wall surface of the card through hole is clamped on the side surface of the socket metal contact, so that the resistance of relative movement of the card through hole and the socket metal contact is increased, and the tail plug is difficult to pull out from the socket.
The utility model discloses anti-drop tail plug structure can realize through rotatory rotation knob that the tail is inserted and mains supply socket locking or the function of loosening, and convenient operation can improve the fastness that the tail is inserted and mains supply socket is connected after the locking, has avoided unexpected outage.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (8)
1. The utility model provides an anti-drop tail inserts structure which characterized in that: including last box body, lower box body and establish the electric wire between last, lower box body, the first end of electric wire stretches out upper and lower box body, and the second end of electric wire connects the metal terminal, is equipped with wobbling card that is used for the card to put socket metal contact between upper and lower box body, the card is swung and changes by the pull rod drive, the pull rod is by locating the knob drive on the upper and lower box body and moving along pull rod length direction.
2. The anti-drop tail insert structure according to claim 1, characterized in that: the first end surface of the pull rod is provided with a convex button, the inner wall surface of the knob is provided with a sliding groove for driving the convex button to move, and the second end of the pull rod is provided with a concave groove for limiting the clamping piece.
3. The anti-drop tail insert structure according to claim 1, characterized in that: the wire fixing device is characterized in that a wire fixing cover is covered on the periphery of the wire, an outer buckle is arranged on the lower portion of the outer surface of the fixing cover and is in limit fit with a notch in the lower box body, and a U-shaped guide groove used for guiding the first end of the pull rod is formed in the upper portion of the wire fixing cover.
4. The anti-drop tail insert structure according to claim 2, characterized in that: when the upper box body and the lower box body are closed, a cylindrical annular sleeve and a conical annular sleeve are formed at the first end part, the knob is sleeved on the periphery of the cylindrical annular sleeve, a through hole for the convex button to pass through is formed in the cylindrical annular sleeve, and a rectangular limiting groove is formed in the conical annular sleeve and used for limiting the wire joint.
5. The anti-drop tail insert structure according to claim 1, characterized in that: the upper box body and the lower box body are provided with limiting grooves which are positioned on the side parts of the cards and used for limiting the swing of the cards.
6. The anti-drop tail insert structure according to claim 4, characterized in that: the knob comprises two half bodies, namely a first half body and a second half body, a convex column and a concave hole matched with the convex column are arranged on the opposite surfaces of the two half bodies, the inner wall surface of the first half body is provided with the sliding chute, and the sliding chute is circumferentially arranged along the inner wall surface of the first half body and has a drop in the axial direction; tooth grooves are densely distributed on the inner wall surface of the second half body, and elastic pieces matched with the tooth grooves are arranged on the cylindrical annular sleeve to increase the resistance of the knob.
7. The anti-drop tail insert structure according to claim 6, characterized in that: the depth of the tooth socket head end and the tail end is deeper than that of the rest positions.
8. The anti-drop tail insert structure according to claim 1, characterized in that: the card is a manganese steel sheet, and the center of the card is used for penetrating through a through hole of the socket metal contact and is slightly larger than the socket metal contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022281.1U CN210576687U (en) | 2019-11-21 | 2019-11-21 | Anti-drop tail plug structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022281.1U CN210576687U (en) | 2019-11-21 | 2019-11-21 | Anti-drop tail plug structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210576687U true CN210576687U (en) | 2020-05-19 |
Family
ID=70660801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922022281.1U Active CN210576687U (en) | 2019-11-21 | 2019-11-21 | Anti-drop tail plug structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210576687U (en) |
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2019
- 2019-11-21 CN CN201922022281.1U patent/CN210576687U/en active Active
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