CN210489975U - Self-locking plug and household appliance - Google Patents
Self-locking plug and household appliance Download PDFInfo
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- CN210489975U CN210489975U CN201921215118.0U CN201921215118U CN210489975U CN 210489975 U CN210489975 U CN 210489975U CN 201921215118 U CN201921215118 U CN 201921215118U CN 210489975 U CN210489975 U CN 210489975U
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- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000009471 action Effects 0.000 claims abstract description 17
- 230000003578 releasing effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a from locking plug and domestic appliance, from locking plug include can peg graft public head of plug and the female head of plug together, the public head of plug includes plug housing, stay and self-locking mechanism, wherein plug housing the inside is provided with the stay, self-locking mechanism one end sets up movably on the plug housing, the other end with the stay is connected, self-locking mechanism drives under the exogenic action the stay motion so that the public head of plug with the female head of plug is locked together, perhaps makes the public head of plug with the female head of plug is in the state of loosening. It is convenient for dismouting for the plug has realized the auto-lock function.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially, relate to a self-locking plug and household appliances.
Background
In the related art, most of the power cords of the household appliances are connected in an X-type or Y-type manner, and the two connection manners have the following inconveniences in use and maintenance respectively:
and (3) X-type connection: although the disassembly and the maintenance are simple, the device is easy to loosen and fall off, and the accidental power failure of the device in the use process is easy to occur, so that the service life of the device and the use experience of a user are greatly influenced.
Y-shaped connection: although the power cord is firmly connected with the equipment, the hidden installation mode complicates the maintenance and replacement of the power cord, increases the difficulty of operation due to the limitation of space in many cases, and prevents non-professional personnel from disassembling, assembling and maintaining the power cord.
Disclosure of Invention
The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a self-locking plug, its dismouting of being convenient for self-locking function has been realized to the plug.
Furthermore, the utility model also provides a domestic appliance, its simple structure can effectively improve the fastening nature that the plug was pegged graft.
The first object is achieved by the following technical scheme:
a self-locking plug comprises a male plug head and a female plug head which can be plugged together, wherein the male plug head comprises a plug shell, a locking sheet and a self-locking mechanism, the locking sheet is arranged in the plug shell, one end of the self-locking mechanism is movably arranged on the plug shell, the other end of the self-locking mechanism is connected with the locking sheet, and the self-locking mechanism drives the locking sheet to move under the action of external force so as to enable the male plug head and the female plug head to be locked together or enable the male plug head and the female plug head to be in a loose state.
In some embodiments, self-locking mechanism includes release switch, driving piece and connecting rod, wherein release switch slides and sets up on the plug housing, the driving piece with the connecting rod all set up in the plug housing the inside, driving piece one end with release switch connects, the other end with connecting rod one end is connected the connecting rod other end is provided with the stay, release switch passes through under the effect of external force the driving piece drive the connecting rod carries out axial reciprocating motion, through the action drive of connecting rod the stay motion.
In some embodiments, a fixed shaft is disposed inside the plug housing, shaft holes matched with the fixed shaft are formed on two sides of the driving member, and the unlocking switch pushes the driving member to rotate around the fixed shaft.
In some embodiments, a cavity is formed at the bottom of the unlocking switch, and one end of the driving member is movably arranged in the cavity;
the connecting rod is provided with a sliding groove, and the other end of the driving piece is movably arranged in the sliding groove.
In some embodiments, a through hole is opened on the plug housing, and a buckle is provided to extend downward on both sides of the unlocking switch, and the unlocking switch is slidably buckled on the through hole through the buckle.
In some embodiments, an upper cover and a lower cover are disposed within the plug housing and are matingly coupled together.
In some embodiments, the connecting rod is formed with a cavity at an end far away from the driving member, an elastic member is disposed in the cavity, and a stopping portion is disposed at the bottom of the lower cover and abuts against an end of the elastic member close to the driving member so as to be suitable for resetting the movement of the connecting rod.
In some embodiments, a groove is formed in one end of the connecting rod, which is far away from the driving part, the lower end of the locking sheet is movably arranged in the groove, and the upper end of the locking sheet is limited in the upper cover.
In some embodiments, the male plug comprises a contact piece and the locking piece is arranged at the front end of the contact piece, and the female plug comprises a plug pin which passes through the locking piece and then is connected with the contact piece to plug the male plug and the female plug together.
The second objective is achieved by the following technical scheme:
a domestic appliance comprising a self-locking plug as claimed in any one of the above embodiments.
Compared with the prior art, the utility model discloses an at least including following beneficial effect:
1. the utility model discloses a self-locking plug, its dismouting of being convenient for self-locking function has been realized to the plug.
2. The utility model discloses a household appliance, its simple structure can effectively improve the fastening nature that the plug was pegged graft.
Drawings
Fig. 1 is a schematic structural view of a self-locking plug according to an embodiment of the present invention;
fig. 2 is an exploded view of a self-locking plug according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a locking state of the self-locking plug according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of the self-locking plug in an unlocked state according to an embodiment of the present invention.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 4, the present embodiment provides a self-locking plug, including a male plug 1 and a female plug 2 that can be plugged together, the male plug 1 includes a plug housing 3, a locking sheet 7 and a self-locking mechanism 9, wherein the locking sheet 7 is disposed inside the plug housing 3, one end of the self-locking mechanism 9 is movably disposed on the plug housing 3, and the other end is connected with the locking sheet 7, the self-locking mechanism 9 drives the locking sheet 7 to move under the action of an external force so as to lock the male plug 1 and the female plug 2 together, or to make the male plug 1 and the female plug 2 in a loose state.
In this embodiment, it is convenient for dismouting, convenient operation from the locking plug for the plug has realized the auto-lock function. One end of the self-locking mechanism 9 is acted by external force or driven by the driving mechanism to act, meanwhile, the other end of the self-locking mechanism 9 is linked, so that the locking sheet 7 is driven to move, in the process of plugging or separating the male plug 1 and the female plug 2, the self-locking mechanism 9 drives the locking sheet 7 to move, so that the male plug 1 and the female plug 2 are in a loosening state to complete plugging or separating action, and after the plugging or separating action is completed, the self-locking mechanism 9 drives the locking sheet 7 to move, so that the male plug 1 and the female plug 2 are locked together, the separation phenomenon of the male plug 1 and the female plug 2 is effectively prevented, and the male plug 1 and the female plug 2 are tightly locked together.
Further, self-locking mechanism 9 includes release switch 4, driving piece 5 and connecting rod 6, wherein release switch 4 slides and sets up on plug housing 3, driving piece 5 and connecting rod 6 all set up in plug housing 3 the inside, 5 one end of driving piece is connected with release switch 4, the other end is connected with 6 one end of connecting rod, be provided with stay 7 at the 6 other end of connecting rod, release switch 4 carries out axial reciprocating motion through 5 drive connecting rods 6 of driving piece under the effect of external force, the action through connecting rod 6 drives stay 7 motion, the steam generator is simple in structure, compact, and the operation is simple, the motion of control stay can be convenient for.
Preferably, the fixed shaft 31 is arranged in the plug housing 3, shaft holes 51 matched with the fixed shaft 31 are formed in two sides of the driving piece 5, the unlocking switch 4 pushes the driving piece 5 to rotate around the fixed shaft 31, and the locking mechanism is simple in structure and reasonable in design, so that the driving piece is small in movement amplitude, and further, a small structural space can be met.
Further, a cavity is formed at the bottom of the unlocking switch 4, and one end of the driving piece 5 is movably arranged in the cavity;
the connecting rod 6 is provided with the sliding groove 61, the other end of the driving piece 5 is movably arranged in the sliding groove 61, the design is reasonable, and the motion stability of the driving piece can be effectively improved.
In this embodiment, the sliding of the unlocking switch 4 by the operator is converted into the driving force for the connecting rod 6 through the driving member 5, so as to drive the locking plate 7 to switch between the locking state and the releasing state through the action of the connecting rod 6, the driving member 5 is hinged on the plug housing 3 to form a lever structure, the action of rotating around the hinged point of the driving member 5 and the plug housing 3 when the top of the driving member 5 is pushed by external force is well integrated with the locking or releasing action of the locking plate 7, the action of pushing the unlocking switch 4 and the action of inserting between two plugs are completed at one time, which accords with the operation habit of the operator, and at the same time, the operation habit of the operator is both provided with the convenience of an X-type connection mode and the firmness equivalent to a Y-type connection mode, and the unlocking switch 4 has small action, has little interference with surrounding components, and is. One end and the unblock switch 4 of driving piece 5 are connected in this embodiment, the other end is connected with connecting rod 6 one end, the intermediate position department of driving piece 5 is together articulated with plug housing 3, thereby make driving piece 5 form lever structure, if the operator pushes down unblock switch 4 forward promotion with the hand when needing the unblock, it loosens so that stay 7 unblock to promote connecting rod 6 rearward movement through driving piece 5, connecting rod 6 carries out the motion that resets when the operator loosens the hand and drives unblock switch 4 rearward movement through driving piece 5, thereby make unblock switch 4 carry out the motion that resets, so make the motion of unblock switch 4 and the motion of connecting rod 6 be opposite relation.
Specifically, a through hole 32 is formed in the plug housing 3, the two sides of the unlocking switch 4 extend downwards to form buckles, the unlocking switch 4 is buckled on the through hole 32 in a sliding mode through the buckles, the structure is simple and compact, operation is convenient, and the use experience of a user can be further improved.
In this embodiment, the unlocking switch 4 is a key structure, but not limited to a key structure, and other more suitable structures can be selected according to actual needs, the unlocking switch 4 moves back and forth in the through hole 32 under the action of external force, when the unlocking is needed, an operator pushes the forward pushing part with a hand, the driving part 5 pushes the connecting rod 6 to move so as to unlock and loosen the locking piece 7, when the operator releases the hand, the connecting rod 6 performs reset movement so as to drive the unlocking switch 4 to move backwards through the driving part 5, so that the unlocking switch 4 performs reset movement, and meanwhile, the locking piece 7 enters the locking state again.
Preferably, an upper cover 33 and a lower cover 34 are disposed in the plug housing 3, which are connected together in a fitting manner, and have a simple and compact structure, and can fix the components of the plug.
Further, the connecting rod 6 is formed with the cavity in the one end of keeping away from driving piece 5, is provided with elastic component 52 in the cavity, is provided with backstop portion 35 bottom lower cover 34, and backstop portion 35 butt is close to the one end of driving piece 5 at elastic component 52 in order being suitable for the motion to connecting rod 6 and reset, and its reasonable in design can provide the resilience force for the connecting rod well to further improve user's use experience.
Specifically, one end of the connecting rod 6, which is far away from the driving piece 5, is provided with a groove, the lower end of the locking sheet 7 is movably arranged in the groove, the upper end of the locking sheet 7 is limited in the upper cover 33, the design is reasonable and ingenious, and the locking sheet can be flexibly switched between a locking state and a loosening state.
In the present embodiment, an upper cover 33 and a lower cover 34 are disposed in the plug housing 3, wherein the upper cover 33 is mainly used for fixing the locking piece 7 and the driving member 5, the unlocking switch 4 is disposed on the outer side of the upper cover 33, and the lower cover 34 is mainly used for fixing the connecting rod 6 and the elastic member 52. In this embodiment, the connecting rod 6 is installed at the bottom of the lower cover 34 for limiting the displacement of the connecting rod 6, a cavity is formed at one end of the connecting rod 6 far away from the driving member 5, the cavity is arranged along the moving direction of the connecting rod 6, an elastic member 52 is arranged in the cavity, a stopping portion 35 is formed at the bottom of the lower cover 34 and extends downwards, the stopping portion 35 abuts against one end of the elastic member 52 far away from the locking plate 7 to be suitable for providing resilience for the movement of the connecting rod 6, so as to facilitate the return movement of the connecting rod 6, the elastic member 52 in this embodiment is a spring structure, but is not limited to a spring structure, and other more suitable elastic structures can be selected according to actual conditions.
Further, the male plug head 1 comprises a contact piece 8 and a locking piece 7, the contact piece 8 is arranged at the front end of the contact piece, the female plug head 2 comprises a plug pin 21, the plug pin 21 penetrates through the locking piece 7 and then is connected with the contact piece 8 to plug the male plug head 1 and the female plug head 2 together in a plugging mode, the structure is simple, the abrasion of the locking piece to the plug pin can be effectively avoided, and therefore the safety and the service life of the plug are improved.
Particularly, the male plug head 1 further comprises a first sheath 11 and a second sheath 12, the first sheath 11 is connected with the second sheath 12 in a matched mode to limit a containing cavity, the plug shell 3 is arranged in the containing cavity, the structure is simple and compact, the plug can be effectively protected and further reinforced, the plug is prevented from being damaged by other accidents, and meanwhile, the male plug head can also play an insulating role.
In this embodiment, the male plug 1 includes a contact piece 8 and the locking plate 7 is disposed at the front end of the contact piece 8, a through hole is disposed at the middle position of the locking plate 7 and is disposed corresponding to the contact piece 8, the contact piece 8 is connected to the power line, the female plug 2 includes a plug pin 21, the plug pin 21 is substantially Y-shaped, the plug pin 21 at the middle position passes through the through hole of the locking plate 7 and is connected to the contact piece 8, the locking plate 7 performs locking movement or releasing movement by using the angle of the square hole inside the upper cover 33, when the locking plate 7 is disposed in the square hole in an inclined manner, the locking plate 7 presses downward to lock the plug pin 21, thereby preventing the male plug 1 and the female plug 2 from being loosened or separated; when the locking piece 7 is perpendicular to the square hole, the locking force is released to the bolt 21 through the locking piece 7 to realize the releasing action of the bolt 21, so that the male plug 1 and the female plug 2 can be freely plugged together or disconnected.
In the embodiment, the unlocking switch 4 of the self-locking plug has an initial position state, a middle position state and an extreme position state, wherein in the initial position state, the unlocking switch 4 is positioned at the rearmost end of the through hole 32, when the female plug 2 is inserted, the plug pin 21 penetrates through the locking sheet 7 and then is inserted into the contact piece 8, and at the moment, the locking sheet 7 locks the plug pin 21 so that the connection between the male plug 1 and the female plug 2 cannot be easily released; in the middle position state, namely when a user needs to pull out the plug, the unlocking switch 4 is pushed forwards to the middle of the through hole 32, in the process, the male plug 1 applies a leftward force to the female plug 2 firstly, so that the locking sheet 7 is locked to release the locking force, and the locking sheet 7 is convenient to enter a loosening state; under extreme position state, the forward linear motion of release switch 4 is passed through driving piece 5 and is transmitted to connecting rod 6 to make connecting rod 6 linear motion forward, thereby open stay 7, make the female head 2 of plug easily extract, release switch 4 carries out the motion that resets after the operator loosens one's hand.
Example two:
as shown in fig. 1 to 4, the present embodiment provides a household appliance including the self-locking plug according to the first embodiment.
In this embodiment, the household appliance can be a steam oven, a steam box or an oven, and certainly can also be other types of household appliances, the household appliance includes a body, the body is provided with the female plug 2 as described in the first embodiment, the female plug 2 is fixed on the body by using a screw member or a buckle member, the male plug 1 is connected with the female plug 2 in a plugging manner, power is supplied to the household appliance through a power line, an operator slides the unlocking switch 4 and converts the sliding of the unlocking switch into driving force for the connecting rod 6 through the driving member 5, so that the locking sheet 7 is driven to switch between a locking state and a loosening state through the action of the connecting rod 6, and the self-locking plug is enabled to have convenience of an X-type connection mode and firmness equivalent to Y-type connection.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The self-locking plug comprises a male plug head (1) and a female plug head (2) which can be spliced together, and is characterized in that the male plug head (1) comprises a plug shell (3), a locking sheet (7) and a self-locking mechanism (9), wherein the locking sheet (7) is arranged in the plug shell (3), one end of the self-locking mechanism (9) is movably arranged on the plug shell (3), the other end of the self-locking mechanism is connected with the locking sheet (7), and the self-locking mechanism (9) drives the locking sheet (7) to move under the action of external force so as to lock the male plug head (1) and the female plug head (2) together or enable the male plug head (1) and the female plug head (2) to be in a loose state.
2. The self-locking plug of claim 1, wherein the self-locking mechanism (9) comprises an unlocking switch (4), a driving member (5) and a connecting rod (6), wherein the unlocking switch (4) is slidably disposed on the plug housing (3), the driving member (5) and the connecting rod (6) are both disposed inside the plug housing (3), one end of the driving member (5) is connected with the unlocking switch (4), the other end of the driving member is connected with one end of the connecting rod (6), the other end of the connecting rod (6) is provided with the locking sheet (7), the unlocking switch (4) is driven by the driving member (5) under the action of external force to perform axial reciprocating motion on the connecting rod (6), and the locking sheet (7) is driven by the action of the connecting rod (6) to move.
3. The self-locking plug according to claim 2, wherein a fixed shaft (31) is disposed in the plug housing (3), shaft holes (51) matched with the fixed shaft (31) are formed on two sides of the driving member (5), and the unlocking switch (4) pushes the driving member (5) to rotate around the fixed shaft (31).
4. A self-locking plug according to claim 3, wherein a cavity is formed at the bottom of the unlocking switch (4), and one end of the driving member (5) is movably arranged in the cavity;
a sliding groove (61) is formed in the connecting rod (6), and the other end of the driving piece (5) is movably arranged in the sliding groove (61).
5. The self-locking plug according to claim 2, wherein a through hole (32) is formed in the plug housing (3), and a buckle is provided to extend downward from both sides of the unlocking switch (4), and the unlocking switch (4) is slidably buckled on the through hole (32) through the buckle.
6. A self-locking plug according to claim 2, characterised in that an upper cover (33) and a lower cover (34) are provided in the plug housing (3) which are fittingly connected together.
7. A self-locking plug according to claim 6, wherein the connecting rod (6) is formed with a cavity at an end remote from the driving member (5), an elastic member (52) is disposed in the cavity, a stop portion (35) is disposed at the bottom of the lower cover (34), and the stop portion (35) abuts against an end of the elastic member (52) close to the driving member (5) to be adapted to reset the movement of the connecting rod (6).
8. A self-locking plug according to claim 6, wherein the connecting rod (6) is provided with a recess at an end remote from the driving member (5), the lower end of the locking tab (7) is movably disposed in the recess, and the upper end of the locking tab (7) is defined in the upper cover (33).
9. A self-locking plug according to any one of claims 1 to 8, wherein the male plug head (1) comprises a contact piece (8) and the locking piece (7) is arranged at the front end of the contact piece (8), the female plug head (2) comprises a plug pin (21), and the plug pin (21) passes through the locking piece (7) and then is connected with the contact piece (8) to plug the male plug head (1) and the female plug head (2) together.
10. A household appliance comprising a self-locking plug according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215118.0U CN210489975U (en) | 2019-07-30 | 2019-07-30 | Self-locking plug and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215118.0U CN210489975U (en) | 2019-07-30 | 2019-07-30 | Self-locking plug and household appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210489975U true CN210489975U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921215118.0U Active CN210489975U (en) | 2019-07-30 | 2019-07-30 | Self-locking plug and household appliance |
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| Country | Link |
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| CN (1) | CN210489975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114614311A (en) * | 2022-03-17 | 2022-06-10 | 中航光电科技股份有限公司 | Connector plug, socket and assembly capable of reducing insertion and extraction force |
| CN114614311B (en) * | 2022-03-17 | 2024-07-23 | 中航光电科技股份有限公司 | Connector plug, socket and assembly capable of reducing plugging force |
-
2019
- 2019-07-30 CN CN201921215118.0U patent/CN210489975U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114614311A (en) * | 2022-03-17 | 2022-06-10 | 中航光电科技股份有限公司 | Connector plug, socket and assembly capable of reducing insertion and extraction force |
| CN114614311B (en) * | 2022-03-17 | 2024-07-23 | 中航光电科技股份有限公司 | Connector plug, socket and assembly capable of reducing plugging force |
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