CN109386823B - Electric shock prevention mechanism of lamp tube - Google Patents
Electric shock prevention mechanism of lamp tube Download PDFInfo
- Publication number
- CN109386823B CN109386823B CN201811233950.3A CN201811233950A CN109386823B CN 109386823 B CN109386823 B CN 109386823B CN 201811233950 A CN201811233950 A CN 201811233950A CN 109386823 B CN109386823 B CN 109386823B
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- CN
- China
- Prior art keywords
- contact
- wall
- free end
- circuit board
- lamp cap
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
- H01R13/7031—Shorting, shunting or bussing of different terminals interrupted or effected on engagement of coupling part, e.g. for ESD protection, line continuity
Abstract
The invention discloses an electric shock prevention mechanism of a lamp tube, which comprises a lamp cap, wherein a driving circuit board is arranged in the lamp cap, and is characterized in that an electric conduction assembly is arranged on the driving circuit board, the electric conduction assembly comprises a first contact, a second contact, a third contact and a fourth contact, a first elastic conducting piece is arranged between the first contact and the fourth contact, a second elastic conducting piece is arranged between the second contact and the third contact, an electric shock prevention button assembly is arranged on the lamp cap, the electric shock prevention button assembly comprises an insulating guide post, one end of the insulating guide post is a pressing end, the pressing end extends out of the side part of the lamp cap and is positioned between two pins, the other end of the insulating guide post is an inserting end, the inserting end faces a V-shaped inserting cavity, and in a non-conducting state, the inserting end is positioned at the left side of the V-shaped inserting cavity. The lamp has the advantages that the contact or separation between the conducting strip and the contact is realized by pressing the insulating guide post, so that the electrical connection and disconnection between the lamp cap and the inside are realized, the potential safety hazard during installation is eliminated, and the lamp tube is safely installed.
Description
Technical Field
The present disclosure relates to lighting devices, and particularly to a lighting device.
Background
The lamp tube is a lighting device commonly used in daily life. Two ends of a common lamp tube in the market at present are respectively provided with two pins, and the two pins are respectively connected with lamp holders at two sides, so that the lamp tube and a power supply form a loop, and light emission is realized. When the lamp tube with the structure is installed, if an installer installs two pins at one end of the lamp tube on the lamp holder, under the condition that the power supply is not cut off, the installer possibly touches the two pins at the other end of the lamp tube which is not installed on the lamp holder, and the risk of electric shock exists, so that potential safety hazards exist.
Disclosure of Invention
The invention aims to provide an electric shock prevention mechanism of a lamp tube, which enables the lamp tube to be safely installed.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an electric shock prevention mechanism of fluorescent tube, includes the lamp holder, the lateral part of lamp holder stretch out to be provided with two and take in, the lamp holder in be provided with the drive circuit board, drive circuit board on be provided with and be used for realizing electric conduction's electric conduction subassembly, electric conduction subassembly including setting up first contact, second contact, third contact and fourth contact on the drive circuit board, first contact and fourth contact side by side about the interval set up, second contact and third contact side by side about the interval set up, first contact and second contact side by side about the interval set up and the second contact be located the direct rear of first contact, fourth contact and third contact side by side about the interval set up and the third contact be located the direct rear of fourth contact;
a first elastic conducting plate is arranged between the first contact and the fourth contact, two ends of the first elastic conducting plate are a first fixed end and a first free end respectively, the first fixed end is fixedly arranged on the rear end face of the fourth contact, the first free end is positioned at the rear side of the first contact, a gap exists between the first free end and the rear end face of the first contact in a non-conducting state, and the end head of the first free end is bent backwards to form a first bending wall;
a second elastic conducting sheet is arranged between the second contact and the third contact, two ends of the second elastic conducting sheet are respectively a second fixed end and a second free end, the second fixed end is fixedly arranged on the front end face of the third contact, the second free end is positioned on the front side of the second contact, a gap exists between the second free end and the front end face of the second contact in a non-conducting state, and the end head of the second free end is bent forwards to form a second bending wall;
a V-shaped insertion cavity with a left-to-right opening gradually smaller is formed between the first bending wall and the second bending wall;
the lamp cap is provided with an electric shock prevention button assembly, the electric shock prevention button assembly comprises an insulation guide post which can be pressed left and right, one end of the insulation guide post is a pressing end, the pressing end extends out of the side part of the lamp cap and is positioned between two pins, the other end of the insulation guide post is an insertion end, the insertion end is opposite to the V-shaped insertion cavity, and in a non-conduction state, the insertion end is positioned at the left side of the V-shaped insertion cavity, and the width of the insertion end is larger than that of the V-shaped insertion cavity;
when electric conduction is needed, the pressing end is pressed, the insertion end stretches into the V-shaped insertion cavity, the first free end is contacted with the rear end face of the first contact, and the second free end is contacted with the front end face of the second contact, so that electric conduction is achieved.
The inner wall of the lamp cap is symmetrically provided with slots for plugging the driving circuit board, the width of each slot is matched with the thickness of the driving circuit board, and two ends of the driving circuit board are respectively plugged and installed in the two slots. The slot is used for installing the driving circuit board, so that the driving circuit board can be stably installed in the lamp cap.
The lamp cap is internally provided with a guide mechanism for movably guiding the insulating guide post. The insulation guide post is guided and supported by the guide mechanism.
The guide mechanism comprises a guide wall arranged in the lamp cap, the guide wall is perpendicular to the driving circuit board, a guide hole for enabling the insulation guide post to penetrate through the installation is formed in the guide wall, and the insertion end of the insulation guide post can movably penetrate through the guide hole to face the V-shaped insertion cavity. The guide mechanism is simple in structure, and the guide and support functions are stable.
The guide wall on be provided with the locating plate that drive circuit board paralleled, the locating plate with drive circuit board on be provided with the location on the terminal surface that is relative, drive circuit board on be provided with the location collude matched with constant head tank, the location collude and establish in the constant head tank. The driving circuit board can be more stably installed in the lamp cap through the cooperation between the positioning hook and the positioning groove.
The lamp holder be controlling the through structure, the left end inner wall of lamp holder on the symmetry be provided with two bellied mounting panels, the mounting panel on be provided with and supply the mounting hole that the pin stretched out the installation, the pin pass the mounting hole stretch out the lamp holder, two the mounting panel with the left end inner wall of lamp holder between form the opening of an H shape, the protection against electric shock button still include an end cover, the end cover cladding set up the left end of lamp holder, the end cover include an annular braced frame, braced frame's lateral wall close-fitting install on the left end inner wall of lamp holder, braced frame's bilateral symmetry be provided with mounting panel matched with install sunken, the mounting panel close-fitting install in corresponding position the installation sunken, braced frame's left end cladding be provided with middle bellied end cover face that can reset elastically, the insulation end cover press the fixed setting in the intermediate position of the inner wall of end, braced frame with the guide pillar that sets up between the guide pillar reset elastically. The end cover is used for installing the insulating guide post, so that the insulation is stably positioned, the supporting framework is used for supporting and installing, the end cover surface capable of elastically resetting is used for pressing the insulating guide post, and the elastic resetting mechanism is used for resetting the insulating guide post, so that quick disconnection of electric connection is realized.
The elastic reset mechanism is a spring arranged between the supporting framework and the guide wall, and the spring is in a natural stretching state in a non-conducting state. The elastic reset mechanism is simple in structure.
The insulation guide post is formed by enclosing four insulation sheets with the same structure, gaps are arranged between the adjacent insulation sheets, an oval cavity is formed between the inner walls of the four insulation sheets, a limit hook is arranged on the outer side wall of the end head of the insulation sheet, and the limit hook is arranged on the right side end face of the guide wall.
A first quick reset part is arranged between the first fixed end and the first free end, the first quick reset part comprises a first reset plate parallel to the first fixed end, the first reset plate is arranged between the first fixed end and the first free end and is positioned behind the first fixed end, the first reset plate is connected with the first fixed end through an oblique first right connecting wall, and the first reset plate is connected with the first free end through an oblique first left connecting wall; the second fixed end with the second free end between be provided with the quick portion that resets of second, the quick portion that resets of second include with the second reset plate that the second fixed end parallels, the second reset plate set up the second fixed end with the second free end between and be located the rear of second fixed end, the second reset plate with the second fixed end between be connected through a slant second right junction wall, the second reset plate with the second free end between be connected through a slant second left junction wall. After the insulating guide post leaves the V-shaped insertion cavity, the first free end and the second free end can be reset quickly, and the first contact is disconnected from the fourth contact, and the second contact is disconnected from the third contact.
The end of the first bending wall is bent forwards to form an arc-shaped first leading-in wall, and the end of the second bending wall is bent backwards to form an arc-shaped second leading-in wall. The arrangement of the first guide wall and the second guide wall facilitates the smooth departure of the insulating guide post from the V-shaped insertion cavity.
Compared with the prior art, the invention has the advantages that: the contact or separation between the conducting strip and the contact is realized by pressing the insulating guide post, so that the electrical connection and disconnection between the lamp cap and the inside are realized, the potential safety hazard during installation is eliminated, and the lamp tube is safely installed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention in an initial state;
FIG. 3 is a schematic diagram showing the configuration of the anti-shock button and the driving circuit board in the initial state of the invention;
FIG. 4 is a schematic diagram of a driving circuit board according to the present invention;
FIG. 5 is a schematic diagram showing the structure of the electric shock preventing button and the driving circuit board in the electric conduction state;
FIG. 6 is a schematic view of a lamp cap according to the present invention;
fig. 7 is a schematic structural view of an electric shock prevention button assembly according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 7, an electric shock prevention mechanism of a lamp tube comprises a lamp cap 1, two pins 2 are arranged on the lateral part of the lamp cap 1 in an outward extending mode, a driving circuit board 3 is arranged in the lamp cap 1, an electric conduction component for realizing electric conduction is arranged on the driving circuit board 3, the electric conduction component comprises a first contact 31, a second contact 32, a third contact 33 and a fourth contact 34 which are arranged on the driving circuit board 3, the first contact 31 and the fourth contact 34 are arranged at a left-right side-by-side interval, the second contact 32 and the third contact 33 are arranged at a left-right side-by-side interval, the first contact 31 and the second contact 32 are arranged at a front-rear side-by-side interval and the second contact 32 are positioned right behind the first contact 31, the fourth contact 34 and the third contact 33 are arranged at a front-rear side-by-side interval and the third contact 33 are positioned right behind the fourth contact 34;
in this embodiment, a first elastic conductive piece 4 is disposed between the first contact 31 and the fourth contact 34, two ends of the first elastic conductive piece 4 are a first fixed end 41 and a first free end 42, the first fixed end 41 is fixedly disposed on the rear end face of the fourth contact 34, the first free end 42 is located at the rear side of the first contact 31, in a non-conductive state, a gap exists between the first free end 42 and the rear end face of the first contact 31, and the end of the first free end 42 is bent backwards to form a first bending wall 421;
a second elastic conducting strip 5 is arranged between the second contact 32 and the third contact 33, two ends of the second elastic conducting strip 5 are respectively a second fixed end 51 and a second free end 52, the second fixed end 51 is fixedly arranged on the front end face of the third contact 33, the second free end 52 is positioned at the front side of the second contact 32, a gap exists between the second free end 52 and the front end face of the second contact 32 in a non-conducting state, and the end head of the second free end 52 is bent forwards to form a second bending wall 521;
a V-shaped insertion cavity 6 which is gradually smaller from left to right is formed between the first bending wall 421 and the second bending wall 521;
the lamp cap 1 is provided with an electric shock prevention button assembly, the electric shock prevention button assembly comprises an insulation guide post 7 which can be pressed left and right, one end of the insulation guide post 7 is a pressing end 71, the pressing end 71 extends out of the side part of the lamp cap 1 and is positioned between two pins 2, the other end of the insulation guide post 7 is an insertion end 72, the insertion end 72 is opposite to the V-shaped insertion cavity 6, in a non-conducting state, the insertion end 72 is positioned at the left side of the V-shaped insertion cavity 6, and the width of the insertion end 72 is larger than the maximum width of the V-shaped insertion cavity 6;
when electrical conduction is required, the pressing end 71 is pressed, the insertion end 72 extends into the V-shaped insertion cavity 6, the first free end 42 is contacted with the rear end face of the first contact 31, and the second free end 52 is contacted with the front end face of the second contact 32, so that electrical conduction is realized.
In this embodiment, slots 11 for plugging the driving circuit board 3 are symmetrically arranged on the inner wall of the lamp cap 1, the width of the slots 11 is matched with the thickness of the driving circuit board 3, and two ends of the driving circuit board 3 are respectively plugged into the two slots 11. The slot 11 is used for installing the driving circuit board 3, so that the driving circuit board 3 can be stably installed in the lamp cap 1.
In this particular embodiment, a guiding mechanism for actively guiding the insulating guide post 7 is provided in the lamp cap 1. The insulating guide post 7 is guided and supported by the guide mechanism.
In this embodiment, the guiding mechanism comprises a guiding wall 12 arranged in the lamp cap 1, the guiding wall 12 is perpendicular to the driving circuit board 3, a guiding hole 121 for enabling the insulation guide post 7 to pass through is arranged on the guiding wall 12, and the insertion end 72 of the insulation guide post 7 can movably pass through the guiding hole 121 to face the V-shaped insertion cavity 6. The guide mechanism is simple in structure, and the guide and support functions are stable.
In this embodiment, the guide wall 12 is provided with a positioning plate 122 parallel to the driving circuit board 3, a positioning hook 1221 is disposed on an end surface of the positioning plate 122 opposite to the driving circuit board 3, a positioning groove 35 matched with the positioning hook 1221 is disposed on the driving circuit board 3, and the positioning hook 1221 is hooked in the positioning groove 35. The cooperation between the positioning hooks 1221 and the positioning grooves 35 ensures that the driving circuit board 3 can be more stably mounted in the lamp cap 1.
In this embodiment, the lamp cap 1 is a left-right through structure, two protruding mounting plates 13 are symmetrically arranged on the inner wall of the left end of the lamp cap 1, mounting holes 131 for extending and mounting pins 2 are arranged on the mounting plates 13, the pins 2 extend out of the lamp cap 1 through the mounting holes 131, an H-shaped opening is formed between the two mounting plates 13 and the inner wall of the left end of the lamp cap 1, the anti-electric shock button further comprises an end cover, the end cover is covered and arranged at the left end of the lamp cap 1, the end cover comprises a supporting framework 8, the outer side wall of the supporting framework 8 is tightly mounted on the inner wall of the left end of the lamp cap 1, mounting recesses 81 matched with the mounting plates 13 are symmetrically arranged on two sides of the supporting framework 8, the mounting plates 13 are tightly mounted in the mounting recesses 81 at corresponding positions, the left end cover of the supporting framework 8 is provided with an end cover surface 82 with middle protruding leftwards and capable of elastically resetting, the pressing end 71 of the insulating guide post 7 is fixedly arranged at the middle position of the inner wall of the end cover surface 82, and the elastic resetting mechanism for resetting the insulating guide post 7 is arranged between the supporting framework 8 and the guide wall 12. The end cover is used for installing the insulating guide post 7, so that insulation is stably positioned, the supporting framework 8 is used for supporting and installing, the end cover surface 82 capable of elastically resetting is used for pressing the insulating guide post 7, and the elastic resetting mechanism is used for resetting the insulating guide post 7, so that quick disconnection of electric connection is realized.
In this embodiment, the elastic return mechanism is a spring 9 mounted between the support frame 8 and the guide wall 12, and in the non-conductive state, the spring 9 is in a natural stretched state. The elastic reset mechanism is simple in structure.
In this embodiment, the insulating guide post 7 is formed by enclosing four insulating sheets 73 with the same structure, gaps are arranged between adjacent insulating sheets 73, an elliptical cavity 74 is formed between the inner walls of the four insulating sheets 73, a limiting hook 75 is arranged on the outer side wall of the end of each insulating sheet 73, and the limiting hook 75 is hooked on the right end face of the guide wall 12.
In this embodiment, a first quick reset portion is disposed between the first fixed end 41 and the first free end 42, the first quick reset portion includes a first reset plate 43 parallel to the first fixed end 41, the first reset plate 43 is disposed between the first fixed end 41 and the first free end 42 and is located behind the first fixed end 41, the first reset plate 43 and the first fixed end 41 are connected by an oblique first right connecting wall 44, and the first reset plate 43 and the first free end 42 are connected by an oblique first left connecting wall 45; a second quick reset portion is arranged between the second fixed end 51 and the second free end 52, the second quick reset portion comprises a second reset plate 53 parallel to the second fixed end 51, the second reset plate 53 is arranged between the second fixed end 51 and the second free end 52 and is positioned behind the second fixed end 51, the second reset plate 53 is connected with the second fixed end 51 through an inclined second right connecting wall 54, and the second reset plate 53 is connected with the second free end 52 through an inclined second left connecting wall 55. The above structure enables the first free end 42 and the second free end 52 to be quickly reset after the insulated guide post 7 leaves the V-shaped insertion cavity 6, and the electrical disconnection between the first contact 31 and the fourth contact 34, and between the second contact 32 and the third contact 33 is achieved.
In this embodiment, the end of the first bending wall 421 is bent forward to form an arc-shaped first guiding wall 422, and the end of the second bending wall 521 is bent backward to form an arc-shaped second guiding wall 522. The arrangement of the first and second introduction walls 422 and 522 facilitates the smooth exit of the insulating guide posts 7 from the V-shaped insertion cavities 6.
The specific working principle is as follows: in the initial state, the first free end 42 is in a separated and non-contact state with the rear end face of the first contact 31, the second free end 52 is in a separated and non-contact state with the front end face of the second contact 32, the spring 9 is in a natural stretching state, at this time, the circuit inside the lamp cap 1 is non-conductive, when electric conduction is needed, a rightward pressing force is applied to the end cover face 82 exposed outside the electric shock prevention button assembly, the insulating guide post 7 is driven to move rightward, the insertion end 72 extends into the V-shaped insertion cavity 6, the insertion end 72 applies a pressing force to the first bending wall 421 and the second bending wall 521, the first free end 42 is in contact with the rear end face of the first contact 31, the second free end 52 is in contact with the front end face of the second contact 32, so that the first contact 31 is in conduction with the fourth contact 34, the second contact 32 and the third contact 33 are realized through two elastic conductive sheets, the electric communication between the lamp cap 1 and the inside is realized, and the spring 9 is in a compressed state.
Claims (10)
1. The utility model provides an electric shock prevention mechanism of fluorescent tube, includes the lamp holder, the lateral part of lamp holder stretch out to be provided with two and take in, be provided with drive circuit board in the lamp holder, characterized by drive circuit board on be provided with and be used for realizing electric conduction the electric conduction subassembly, electric conduction subassembly including setting up first contact, second contact, third contact and the fourth contact on drive circuit board, first contact and the fourth contact side by side about set up, second contact and third contact side by side set up about side by side, first contact and the second contact front and back side by side set up and the second contact is located the direct rear of first contact, fourth contact and the third contact front and back side by side set up and the third contact is located the direct rear of fourth contact;
a first elastic conducting plate is arranged between the first contact and the fourth contact, two ends of the first elastic conducting plate are a first fixed end and a first free end respectively, the first fixed end is fixedly arranged on the rear end face of the fourth contact, the first free end is positioned at the rear side of the first contact, a gap exists between the first free end and the rear end face of the first contact in a non-conducting state, and the end head of the first free end is bent backwards to form a first bending wall;
a second elastic conducting sheet is arranged between the second contact and the third contact, two ends of the second elastic conducting sheet are respectively a second fixed end and a second free end, the second fixed end is fixedly arranged on the front end face of the third contact, the second free end is positioned on the front side of the second contact, a gap exists between the second free end and the front end face of the second contact in a non-conducting state, and the end head of the second free end is bent forwards to form a second bending wall;
a V-shaped insertion cavity with a left-to-right opening gradually smaller is formed between the first bending wall and the second bending wall;
the lamp cap is provided with an electric shock prevention button assembly, the electric shock prevention button assembly comprises an insulation guide post which can be pressed left and right, one end of the insulation guide post is a pressing end, the pressing end extends out of the side part of the lamp cap and is positioned between two pins, the other end of the insulation guide post is an insertion end, the insertion end is opposite to the V-shaped insertion cavity, and in a non-conduction state, the insertion end is positioned at the left side of the V-shaped insertion cavity, and the width of the insertion end is larger than that of the V-shaped insertion cavity;
when electric conduction is needed, the pressing end is pressed, the insertion end stretches into the V-shaped insertion cavity, the first free end is contacted with the rear end face of the first contact, and the second free end is contacted with the front end face of the second contact, so that electric conduction is achieved.
2. The lamp tube electric shock preventing mechanism as claimed in claim 1, wherein the inner wall of the lamp cap is symmetrically provided with slots for inserting the driving circuit board, the width of the slots is matched with the thickness of the driving circuit board, and two ends of the driving circuit board are inserted into the two slots respectively.
3. The lamp tube electric shock preventing mechanism as claimed in claim 2, wherein a guiding mechanism for movably guiding the insulating guide post is provided in the lamp cap.
4. A lamp tube shock protection mechanism as claimed in claim 3, wherein said guide means comprises a guide wall provided in said lamp cap, said guide wall being perpendicular to said drive circuit board, said guide wall being provided with a guide hole for passing said insulating guide post therethrough, said insertion end of said insulating guide post being movably passed through said guide hole to face said V-shaped insertion cavity.
5. The lamp tube electric shock preventing mechanism as set forth in claim 4, wherein said guide wall is provided with a positioning plate parallel to said driving circuit board, a positioning hook is provided on an end surface of said positioning plate opposite to said driving circuit board, said driving circuit board is provided with a positioning groove cooperating with said positioning hook, said positioning hook is provided in said positioning groove.
6. The electric shock prevention mechanism of a lamp tube as set forth in claim 4, wherein said lamp cap is of a left-right through structure, two raised mounting plates are symmetrically arranged on the inner wall of the left end of said lamp cap, mounting holes for said pins to extend out of said mounting plates are arranged on said mounting plates, said pins extend out of said lamp cap through said mounting holes, an H-shaped opening is formed between said two mounting plates and the inner wall of the left end of said lamp cap, said electric shock prevention button further comprises an end cover, said end cover is wrapped and arranged on the left end of said lamp cap, said end cover comprises an annular supporting skeleton, the outer side walls of said supporting skeleton are tightly fitted and mounted on the inner wall of the left end of said lamp cap, mounting recesses matched with said mounting plates are symmetrically arranged on the two sides of said supporting skeleton, said mounting plates are tightly fitted and mounted in said mounting recesses in corresponding positions, the left end cover of said supporting skeleton is wrapped and provided with an end cover surface capable of elastically resetting in the middle, said end cover is fixed on the inner wall of said middle of said insulating skeleton, said end cover is fixed on the inner wall of said middle guide pillar, and said elastic guide pillar is arranged between said reset wall and said insulating skeleton.
7. The lamp tube shock preventing mechanism of claim 6, wherein said elastic restoring mechanism is a spring installed between said supporting frame and said guide wall, and said spring is in a natural extended state in a non-conductive state.
8. The lamp tube electric shock preventing mechanism as claimed in claim 4, wherein the insulating guide post is formed by surrounding four insulating sheets with the same structure, gaps are arranged between the adjacent insulating sheets, an elliptical cavity is formed between the inner walls of the four insulating sheets, a limit hook is arranged on the outer side wall of the end head of the insulating sheet, and the limit hook is arranged on the right side end face of the guide wall.
9. The electric shock prevention mechanism of a lamp tube according to claim 1, wherein a first quick reset portion is arranged between the first fixed end and the first free end, the first quick reset portion comprises a first reset plate parallel to the first fixed end, the first reset plate is arranged between the first fixed end and the first free end and is positioned behind the first fixed end, the first reset plate is connected with the first fixed end through an oblique first right connecting wall, and the first reset plate is connected with the first free end through an oblique first left connecting wall; the second fixed end with the second free end between be provided with the quick portion that resets of second, the quick portion that resets of second include with the second reset plate that the second fixed end parallels, the second reset plate set up the second fixed end with the second free end between and be located the rear of second fixed end, the second reset plate with the second fixed end between be connected through a slant second right junction wall, the second reset plate with the second free end between be connected through a slant second left junction wall.
10. The lamp tube electric shock preventing mechanism as claimed in claim 1, wherein the end of the first bending wall is bent forward to form an arc-shaped first guiding wall, and the end of the second bending wall is bent backward to form an arc-shaped second guiding wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811233950.3A CN109386823B (en) | 2018-10-23 | 2018-10-23 | Electric shock prevention mechanism of lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811233950.3A CN109386823B (en) | 2018-10-23 | 2018-10-23 | Electric shock prevention mechanism of lamp tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109386823A CN109386823A (en) | 2019-02-26 |
| CN109386823B true CN109386823B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811233950.3A Active CN109386823B (en) | 2018-10-23 | 2018-10-23 | Electric shock prevention mechanism of lamp tube |
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| CN (1) | CN109386823B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012040967A1 (en) * | 2010-09-28 | 2012-04-05 | 上海亚明灯泡厂有限公司 | Replaceable bracket lamp tube and lamp head cover |
| CN204438028U (en) * | 2015-03-03 | 2015-07-01 | 上海亚明照明有限公司 | Pins type protection against electric shock Rotatable lamp holder |
| CN105180104A (en) * | 2015-09-01 | 2015-12-23 | 深圳市豪恩光电照明股份有限公司 | Electric shock protection safety lamp head and lamp |
| WO2016054828A1 (en) * | 2014-10-08 | 2016-04-14 | 深圳市豪恩光电照明股份有限公司 | Safety lamp, safety lamp holder and assembly method therefor |
| CN209084716U (en) * | 2018-10-23 | 2019-07-09 | 新和（绍兴）绿色照明有限公司 | A kind of protection against electric shock mechanism of fluorescent tube |
-
2018
- 2018-10-23 CN CN201811233950.3A patent/CN109386823B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012040967A1 (en) * | 2010-09-28 | 2012-04-05 | 上海亚明灯泡厂有限公司 | Replaceable bracket lamp tube and lamp head cover |
| WO2016054828A1 (en) * | 2014-10-08 | 2016-04-14 | 深圳市豪恩光电照明股份有限公司 | Safety lamp, safety lamp holder and assembly method therefor |
| CN105723148A (en) * | 2014-10-08 | 2016-06-29 | 深圳市豪恩光电照明股份有限公司 | Safety lamp, safety lamp holder and assembly method therefor |
| CN204438028U (en) * | 2015-03-03 | 2015-07-01 | 上海亚明照明有限公司 | Pins type protection against electric shock Rotatable lamp holder |
| CN105180104A (en) * | 2015-09-01 | 2015-12-23 | 深圳市豪恩光电照明股份有限公司 | Electric shock protection safety lamp head and lamp |
| CN209084716U (en) * | 2018-10-23 | 2019-07-09 | 新和（绍兴）绿色照明有限公司 | A kind of protection against electric shock mechanism of fluorescent tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109386823A (en) | 2019-02-26 |
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