CN211431419U - Electric wire telescopic hair-dryer - Google Patents
Electric wire telescopic hair-dryer Download PDFInfo
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- CN211431419U CN211431419U CN201922169735.8U CN201922169735U CN211431419U CN 211431419 U CN211431419 U CN 211431419U CN 201922169735 U CN201922169735 U CN 201922169735U CN 211431419 U CN211431419 U CN 211431419U
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Abstract
The utility model discloses a hair-dryer of electric wire telescopic, be provided with the electric wire telescoping device, the electric wire telescoping device includes the center pin, the spiral spring, the swivel becket with including the spiral spring suit with be used for preventing to rotate the rotatory arresting gear to electric wire contraction direction pivoted, the inner of spiral spring is fixed on the center pin, the outer end of spiral spring is fixed at the inner wall of swivel becket, the fixed point position of power cord is fixed on the swivel becket anchor ring, be provided with the through-wire groove on the swivel becket, the inner of power cord stretches into in the swivel becket from the through-wire groove, and stretch out from the swivel becket inner chamber and be connected with circuit control module electricity, through manual outer pull power cord, realize the purpose; the control of the brake device to the rotating ring is released by pressing the contraction button, so that the elastic force of the volute spiral spring drives the rotating ring to rotate to enable the power line to be wound on the rotating ring, the function of power line storage is achieved, the power line is convenient to store, and the power line is stored in the air blower, so that the appearance is attractive and the power line can be protected.
Description
Technical Field
The utility model relates to an electric hair drier field, in particular to electric wire telescopic hair drier.
Background
The main purpose of the hair dryer is to dry and shape hair, and belongs to small electric appliances commonly used by people. Because the hair dryer needs to be plugged in for use, the hair dryer is provided with a power line with a plug, and the length of the power line is long. When the hair-dryer accomodates, its long power cord is more troublesome, and the problem of accomodating of how to solve the hair-dryer power cord is the utility model discloses the technical problem that will solve.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a hair-dryer of electric wire telescopic aims at solving the electric wire of hair-dryer and accomodates the problem.
The utility model provides a hair drier with telescopic electric wire, which comprises a shell and a host arranged in the shell, wherein the host comprises a circuit control module and a power line electrically connected with the circuit control module, the power line extends out of the shell, the outer end of the power line is provided with a plug, an electric wire expansion device used for controlling the expansion and contraction of the power line is arranged on the host, the electric wire expansion device comprises a central shaft, a volute spiral spring arranged on the central shaft, a rotating ring sleeved with the volute spiral spring and a braking device used for preventing the rotating ring from rotating towards the electric wire contraction direction, the inner end of the volute spiral spring is fixed on the central shaft, the outer end of the volute spiral spring is fixed on the inner wall of the rotating ring, a fixed point is arranged on the power line, the fixed point position of the power line is fixed on the ring surface of the rotating, a through wire groove is formed in the rotating ring, the inner end of the power wire extends into the rotating ring from the through wire groove and is electrically connected with the circuit control module, a through wire hole is formed in the shell, and the outer end of the power wire extends out of the through wire hole; the rotating ring is driven to rotate by the elasticity of the volute spiral spring, so that the power line is wound on the rotating ring; the purpose of lengthening the power line is achieved by manually pulling the power line outwards and preventing the rotating ring from rotating towards the contraction direction of the power line through the braking device; the braking device comprises a contraction button, a mounting hole matched with the contraction button is formed in the shell, the contraction button is mounted in the mounting hole, the contraction button is pressed to release the control of the rotating ring by the braking device, and the rotating ring is driven by the elastic force of the volute spiral spring to rotate to enable the power line to be wound on the rotating ring, so that the function of storing the power line is realized.
Preferably, the braking device comprises a gear fixed at one end of the rotating ring, a braking rod matched with the gear for braking, and a torsion spring installed on the braking rod, the braking rod comprises a gear rod matched with the gear, a button rod corresponding to the position of the retraction button, and an intermediate ring connected between the gear rod and the button rod, the gear on the gear is inclined, the inclined plane is matched with the inclined angle of the gear rod, when braking is performed, the gear rod is located between two teeth of the gear, the side surface of the gear rod is attached to the inclined plane of the gear, so that the gear cannot rotate in the direction in which the electric wire is retracted, and can rotate in the direction in which the electric wire is pulled out under the action of external force; when the contraction button is pressed down, the button rod is pressed down, so that the gear rod tilts up, and the braking state is released.
Preferably, the host computer includes fan assembly, the one end of center pin is fixed on a mounting bracket, the back edge of mounting bracket is provided with a plurality of spliced poles, be provided with the screw on the spliced pole fan assembly's the shell back be provided with the connecting hole that the spliced pole corresponds, through corresponding the connecting hole with mounting screw in the screw makes the mounting bracket is fixed fan assembly's the back, just the mounting bracket with it has the interval to separate between the fan assembly, be equipped with the fretwork hole that the air inlet was used on the mounting bracket.
Preferably, the mounting frame is provided with a connecting shaft corresponding to the middle ring, and the middle ring is sleeved on the connecting shaft.
Preferably, the front end of swivel becket is provided with the connector that is used for the coupling the gear, the gear shaft connects on the connector the gear with be provided with the first isolation frame that is used for keeping apart power cord and gear between the anchor ring of swivel becket the rear end of swivel becket is provided with the second isolation frame, first isolation frame with the second isolation frame sets up relatively, sets up respectively the both sides of power cord constitute the power cord winding region on the swivel becket.
Preferably, the gear with the rotating ring integrated into one piece the position that the rotating ring is close to the gear is provided with the first isolation frame that is used for keeping apart power cord and gear the rear end of rotating ring is provided with the second isolation frame, first isolation frame with the second isolation frame sets up relatively, sets up respectively the both sides of power cord constitute the power cord winding region on the rotating ring.
Preferably, a front isolation plate and a rear isolation plate are respectively arranged at two ends of an inner cavity of the rotating ring, the front isolation plate and the rear isolation plate divide the inner cavity of the rotating ring into a front cavity, a middle cavity and a rear cavity, the volute spiral spring is installed in the rear cavity, the middle cavity and the front cavity are respectively communicated with the wire through groove, a first electric connection ring and a second electric connection ring which are mutually isolated are fixedly installed on the front end surface of the front isolation plate, a wiring pin which is folded backwards is arranged on the second electric connection ring, a through groove for the wiring pin to extend into the middle cavity is arranged on the front isolation plate, a positive wire of the power wire extends into the front cavity from the wire through groove to be connected with the first electric connection ring, and a negative wire extends into the middle cavity from the wire through groove to be connected with the wiring pin; or the negative pole wire of the power wire extends into the front cavity from the wire through groove to be connected with the first electric connection ring, and the positive pole wire extends into the middle cavity from the wire through groove to be connected with the wire connection pin; the circuit control module is mounted at the front end of the mounting frame, a first electric connecting pin in contact with the first electric connecting ring and a second electric connecting pin in contact with the second electric connecting ring are mounted at the rear end of the mounting frame, hollow grooves corresponding to the first electric connecting pin and the second electric connecting pin are formed in the mounting frame respectively, and the first electric connecting pin and the second electric connecting pin extend to the front end of the mounting frame from the corresponding hollow grooves and are electrically connected with the circuit control module.
Preferably, the through hole is arranged at the lower end of the handle of the shell, and the outer end of the power line penetrates out of the handle of the shell.
The utility model has the advantages that:
the utility model discloses an electric wire telescoping device is provided with in hair-dryer, the electric wire telescoping device includes the center pin, install the spiral spring on the center pin, rotating ring including the spiral spring suit and the arresting gear who is used for preventing the rotation ring to the electric wire contraction direction pivoted, the inner of spiral spring is fixed on the center pin, the outer end of spiral spring is fixed at the inner wall of rotating ring, set up a fixed point on the power cord, the fixed point position of power cord is fixed at the rotating ring outer wall, be provided with the through wire groove on the rotating ring, the inner of power cord stretches into in the rotating ring from the through wire groove, and stretch out from the rotating ring inner chamber and be connected with circuit control module electricity, be equipped with the through wire hole on the shell; the power line is wound on the rotating ring by driving the rotating ring to rotate through the elasticity of the volute spiral spring; the purpose of lengthening the power line is realized by manually pulling the power line outwards and preventing the rotating ring from rotating towards the contraction direction of the power line through the braking device, so that the use is convenient; arresting gear includes the shrink button, be equipped with on the shell with the mounting hole of shrink button adaptation, the shrink button is installed in the mounting hole, presses the shrink button, removes arresting gear to the control of swivel becket to the elasticity of volute spiral spring drives the swivel becket and rotates and make the power cord winding on the swivel becket, realizes the function that the power cord was accomodate, the convenience of accomodating of power cord, the power cord is accomodate in the hair-dryer in addition, beautifully can protect the power cord again promptly.
Drawings
Fig. 1 is an exploded view of the inner structure of a hair dryer with retractable electric wires according to the present invention;
fig. 2 is a schematic view of a hair dryer with retractable electric wires according to the present invention;
fig. 3 is a schematic structural view of a mounting bracket of the hair dryer with retractable electric wires according to the present invention;
fig. 4 is a schematic view of the electric wire retracting device of the hair dryer with retractable electric wire according to the present invention;
fig. 5 is an assembly view of the mounting bracket and the electric wire retracting device of the electric wire retractable hair dryer of the present invention, schematically shown in fig. 1;
fig. 6 is an assembly diagram of the mounting frame and the electric wire extension device of the electric wire retractable hair dryer of the present invention 2.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The rotating ring is formed by assembling and splicing a front ring and a rear ring relatively,
referring to fig. 1 to 6, an embodiment of a hair dryer with retractable electric wire of the present invention is provided:
a hair drier with telescopic electric wires comprises a shell 30 and a host installed in the shell 30, wherein the host comprises a fan assembly 20, a circuit control module electrically connected with the fan assembly 20 and a power line 40 electrically connected with the circuit control module, the power line 40 extends out of the shell 30, and a plug is arranged at the outer end of the power line 40.
The electric wire expansion device 10 for controlling the expansion and contraction of the power wire 40 is installed on the main machine, and the electric wire expansion device 10 comprises a central shaft 2, a scroll spring 9 installed on the central shaft 2, a rotating ring 1 for sleeving the scroll spring 9 and a braking device for preventing the rotating ring 1 from rotating in the electric wire contraction direction. The one end of center pin 2 is fixed on a mounting bracket 3, the back edge of mounting bracket 3 is provided with a plurality of spliced poles, be provided with the screw on the spliced pole, be provided with the connecting hole that corresponds with the spliced pole at the shell 30 back of fan assembly 20, through mounting screw in the connecting hole and the screw that correspond, make mounting bracket 3 fix the back at fan assembly 20, and it has the interval of air inlet usefulness to separate between mounting bracket 3 and the fan assembly 20, be equipped with the fretwork hole of air inlet usefulness on mounting bracket 3.
Scroll spring 9 and rotating ring 1 all suit are on center pin 2, and scroll spring 9 is arranged in rotating ring 1, and the inner of scroll spring 9 is fixed on center pin 2, and the outer end of scroll spring 9 is fixed at the inner wall of rotating ring 1, rotates rotating ring 1 and can make scroll spring 9 compress, and when loosening rotating ring 1, the elasticity of scroll spring 9 can drive rotating ring 1 and rotate.
The power line 40 is provided with a fixed point, the fixed point position of the power line 40 can be fixed on the outer annular surface of the rotating ring 1 through bonding or pressing fasteners, a through line groove is formed in the rotating ring 1, and the inner end of the power line 40 extends into the rotating ring 1 from the through line groove and is electrically connected with the circuit control module. A through hole is arranged on the lower end face of the handle of the shell 30, the outer end of the power line 40 extends out of the through hole, and a plug is arranged outside the through hole (as shown in fig. 2 and 5, the outer end of the power line 40 is a connector 41 for connecting with the plug, and the plug is not shown). The power cord 40 is wound around the rotary ring 1 by the rotation of the rotary ring 1 driven by the elastic force of the spiral spring 9.
The braking device comprises a gear 4 fixed at the front end of the rotating ring 1, a brake lever 5 matched with the gear 4 for braking, a torsion spring 6 arranged on the brake lever 5 and a contraction button 50. The brake lever 5 includes a gear lever matching the gear 4, a button lever corresponding to the position of the retract button 50, and an intermediate ring connected between the gear lever and the button lever. The mounting frame 3 is provided with a connecting shaft 31 corresponding to the position of the intermediate ring, the intermediate ring is sleeved on the connecting shaft 31, and the intermediate ring can rotate. One end of the torsion spring 6 is buckled on the gear rod, the other end of the torsion spring 6 is buckled on the mounting rack 3, the torsion spring 6 applies force on the brake rod, and when the contraction button 50 is pressed, the button rod is pressed down, so that the gear rod is tilted and separated from the gear 4; when the retraction button 50 is released, the spring force of the torsion spring 6 resets the brake lever 5, which in turn presses on the gear 4.
The teeth on the gear 4 are inclined, the inclined plane is matched with the inclined angle of the gear rod, during braking, the gear rod is positioned between two teeth of the gear 4, the side surface of the gear rod is attached to the inclined plane of the teeth of the gear 4, so that the gear 4 cannot rotate in the direction of wire contraction, and can rotate in the direction of wire pulling out under the action of external force. The housing 30 is provided with a mounting hole adapted to the shrink button 50, and the shrink button 50 is mounted in the mounting hole. When the retraction button 50 is pressed, the button lever is pressed, and the gear lever is tilted, thereby releasing the brake state.
The two ends of the inner cavity of the rotating ring 1 are respectively provided with a front partition plate and a rear partition plate, and the front partition plate and the rear partition plate divide the inner cavity of the rotating ring 1 into a front cavity, a middle cavity and a rear cavity. The volute spiral spring 9 is installed in the rear cavity, the middle cavity and the front cavity are respectively communicated with the through wire groove, a first electric connection ring 41 and a second electric connection ring 42 which are separated from each other are fixedly installed on the front end face of the front isolation plate, a wiring pin which is folded backwards is arranged on the second electric connection ring 42, a through groove for the wiring pin to extend into the middle cavity is formed in the front isolation plate, the positive wire and the negative wire of the power wire 40 are separated at the front end, and the positive wire of the power wire 40 extends into the front cavity from the through wire groove and is electrically connected with the first electric connection ring 41 in a welding mode; the negative pole wire of the power wire 40 extends into the middle cavity from the through wire groove and is welded and electrically connected with the wire connecting pin of the second electric connecting ring 42. The circuit control module 45 is mounted at the front end of the mounting bracket 3, a first electrical pin 43 in contact with the first electrical ring 41 and a second electrical pin 44 in contact with the second electrical ring 42 are mounted at the rear end of the mounting bracket 3, hollow grooves corresponding to the first electrical pin 43 and the second electrical pin 44 are respectively arranged on the mounting bracket 3, and the front ends of the first electrical pin 43 and the second electrical pin 44 extend from the corresponding hollow grooves to the front end of the mounting bracket 3 and are electrically connected with the circuit control module 45. The centers of the first electrical connection ring 41 and the second electrical connection ring 42 coincide with the axis of the rotating ring 1, the first electrical connection ring 41 and the second electrical connection ring 42 rotate along with the rotating ring 1, the first electrical connection pin 43 and the second electrical connection pin 44 on the mounting bracket 3 are fixed in position, the tail ends of the first electrical connection pin 43 and the second electrical connection pin 44 are located on the rotating track of the first electrical connection ring 41 and the second electrical connection ring 42 and are always in contact with the first electrical connection ring 41 and the second electrical connection ring 42, and therefore the power line is electrically connected with the circuit control module 45.
The purpose of extending and positioning the power line 40 is realized by manually pulling the power line 40 outwards and preventing the rotating ring 1 from rotating towards the wire contraction direction through the braking device, so that the use of the hair dryer is convenient; the control of the rotating ring 1 by the braking device is released by pressing the contraction button 50, so that the power line 40 is wound on the power line winding area of the rotating ring 1 by the rotation of the rotating ring 1 driven by the elasticity of the volute spiral spring 9, the function of accommodating the power line 40 is realized, the power line 40 is convenient to accommodate, and the power line 40 is accommodated in the air blower, so that the appearance is attractive and the power line 40 can be protected.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (8)
1. The utility model provides an electric wire telescopic hair-dryer, includes the shell and installs host computer in the shell, the host computer include circuit control module group and with the electric power cord of circuit control module group electricity even, the power cord is followed the shell stretches out, the outer end of power cord is provided with the plug, its characterized in that installs the electric wire telescoping device that is used for controlling the power cord to stretch out and draw back on the host computer, the electric wire telescoping device includes the center pin, installs epaxial spiral spring in the center, will the swivel becket including the spiral spring suit with be used for preventing the rotatory ring is to electric wire contraction direction pivoted arresting gear, the inner of spiral spring is fixed on the center pin, the outer end of spiral spring is fixed the inner wall of swivel becket, set up a fixed point on the power cord, the fixed point position of power cord is fixed on the anchor ring of swivel bec, a through wire groove is formed in the rotating ring, the inner end of the power wire extends into the rotating ring from the through wire groove and is electrically connected with the circuit control module, a through wire hole is formed in the shell, and the outer end of the power wire extends out of the through wire hole; the rotating ring is driven to rotate by the elasticity of the volute spiral spring, so that the power line is wound on the rotating ring; the purpose of lengthening the power line is achieved by manually pulling the power line outwards and preventing the rotating ring from rotating towards the contraction direction of the power line through the braking device; the braking device comprises a contraction button, a mounting hole matched with the contraction button is formed in the shell, the contraction button is mounted in the mounting hole, the contraction button is pressed to release the control of the rotating ring by the braking device, and the rotating ring is driven by the elastic force of the volute spiral spring to rotate to enable the power line to be wound on the rotating ring, so that the function of storing the power line is realized.
2. The hair drier of claim 1, wherein the braking device comprises a gear fixed at one end of the rotating ring, a braking rod matched with the gear for braking, and a torsion spring installed on the braking rod, the braking rod comprises a gear rod matched with the gear, a button rod corresponding to the position of the retraction button, and an intermediate ring connected between the gear rod and the button rod, the gear on the gear is inclined, the inclined surface of the gear is matched with the inclined angle of the gear rod, when the hair drier is used for braking, the gear rod is positioned between two teeth of the gear, the side surface of the gear rod is attached to the inclined surface of the gear, so that the gear cannot rotate in the direction of retracting the wire, and can rotate in the direction of pulling out the wire under the action of external force; when the contraction button is pressed down, the button rod is pressed down, so that the gear rod tilts up, and the braking state is released.
3. The electric wire telescopic hair drier of claim 2, wherein the host comprises a fan assembly, one end of the central shaft is fixed on a mounting rack, the edge of the back of the mounting rack is provided with a plurality of connecting columns, the connecting columns are provided with screw holes, the back of the shell of the fan assembly is provided with connecting holes corresponding to the connecting columns, the mounting rack is fixed on the back of the fan assembly by installing screws in the corresponding connecting holes and the screw holes, intervals are formed between the mounting rack and the fan assembly, and the mounting rack is provided with hollow holes for air intake.
4. The hair dryer with telescopic electric wires as claimed in claim 3, wherein a connecting shaft corresponding to the position of the intermediate ring is arranged on the mounting frame, and the intermediate ring is sleeved on the connecting shaft.
5. The hair dryer with telescopic electric wires as claimed in claim 2, wherein a connector for coupling the gear is disposed at the front end of the rotating ring, the gear is coupled to the connector, a first isolation frame for isolating the power line from the gear is disposed between the gear and the ring surface of the rotating ring, a second isolation frame is disposed at the rear end of the rotating ring, the first isolation frame and the second isolation frame are disposed opposite to each other and disposed at two sides of the power line, respectively, and a power line winding area is formed on the rotating ring.
6. The hair dryer with retractable electric wires as claimed in claim 2, wherein the gear is integrally formed with the rotating ring, a first isolation frame for isolating the electric wires from the gear is provided at a position of the rotating ring close to the gear, a second isolation frame is provided at a rear end of the rotating ring, the first isolation frame and the second isolation frame are arranged opposite to each other and are respectively arranged at two sides of the electric wires, and an electric wire winding area is formed on the rotating ring.
7. The electric wire retractable hair drier according to claim 3, wherein a front partition plate and a rear partition plate are respectively arranged at two ends of an inner cavity of the rotating ring, the front partition plate and the rear partition plate divide the inner cavity of the rotating ring into a front cavity, a middle cavity and a rear cavity, the volute spiral spring is installed in the rear cavity, the middle cavity and the front cavity are respectively communicated with the wire through groove, a first electric connection ring and a second electric connection ring which are separated from each other are fixedly installed on a front end surface of the front partition plate, a wiring pin which is folded backwards is arranged on the second electric connection ring, a through groove for the wiring pin to extend into the middle cavity is formed in the front partition plate, a positive wire of the power supply wire extends into the front cavity from the wire through groove to be connected with the first electric connection ring, and a negative wire extends into the middle cavity from the wire through groove to be connected with the wiring pin; or the negative pole wire of the power wire extends into the front cavity from the wire through groove to be connected with the first electric connection ring, and the positive pole wire extends into the middle cavity from the wire through groove to be connected with the wire connection pin; the circuit control module is mounted at the front end of the mounting frame, a first electric connecting pin in contact with the first electric connecting ring and a second electric connecting pin in contact with the second electric connecting ring are mounted at the rear end of the mounting frame, hollow grooves corresponding to the first electric connecting pin and the second electric connecting pin are formed in the mounting frame respectively, and the first electric connecting pin and the second electric connecting pin extend to the front end of the mounting frame from the corresponding hollow grooves and are electrically connected with the circuit control module.
8. The blower according to any one of claims 1 to 7, wherein said through-hole is provided at a lower end of a handle of said housing, and an outer end of said power cord is led out from said handle of said housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922169735.8U CN211431419U (en) | 2019-12-06 | 2019-12-06 | Electric wire telescopic hair-dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922169735.8U CN211431419U (en) | 2019-12-06 | 2019-12-06 | Electric wire telescopic hair-dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211431419U true CN211431419U (en) | 2020-09-08 |
Family
ID=72294354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922169735.8U Active CN211431419U (en) | 2019-12-06 | 2019-12-06 | Electric wire telescopic hair-dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211431419U (en) |
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2019
- 2019-12-06 CN CN201922169735.8U patent/CN211431419U/en active Active
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