CN110207045B - Ceiling lamp - Google Patents
Ceiling lamp Download PDFInfo
- Publication number
- CN110207045B CN110207045B CN201910487465.7A CN201910487465A CN110207045B CN 110207045 B CN110207045 B CN 110207045B CN 201910487465 A CN201910487465 A CN 201910487465A CN 110207045 B CN110207045 B CN 110207045B
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- Prior art keywords
- cavity
- lamp holder
- sliding
- installation
- lamp
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/043—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures mounted by means of a rigid support, e.g. bracket or arm
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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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
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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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
- F21V21/04—Recessed bases
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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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/36—Hoisting or lowering devices, e.g. for maintenance
- F21V21/38—Hoisting or lowering devices, e.g. for maintenance with a cable
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a ceiling lamp, which belongs to the technical field of lamps and comprises an installation seat and a lamp holder body, wherein a lamp holder installation groove matched with the lamp holder body is preset at the bottom of the installation seat, an installation cavity is arranged in the installation seat, a control motor is fixedly installed on the inner wall of one side of the installation cavity, a winding rod is fixedly connected with the driving end of the control motor, two steel wire ropes are wound on the winding rod, two connecting rings are symmetrically and fixedly installed above the lamp holder body and are connected with the two steel wire ropes in a one-to-one correspondence manner, electromagnets are fixedly installed in the lamp holder installation groove, a cavity is arranged in the lamp holder body, sliding openings communicated with the cavity are formed in the left side and the right side of the lamp holder body, an installation opening communicated with the opening is formed in the upper side of the installation seat. The invention solves the problem that the existing ceiling lamp is troublesome to disassemble and assemble, and has low danger coefficient in the disassembling and assembling process and convenient operation.
Description
Technical Field
The invention relates to the technical field of lamps, in particular to a ceiling lamp.
Background
The ceiling lamp is one of lamps, and the ceiling lamp is called as the ceiling lamp as the name suggests because the lamp top is relatively flat, and the bottom pastes on the roof completely during installation.
The existing ceiling lamp is mostly installed on a roof, so that the ceiling lamp brings much inconvenience when being disassembled, assembled and maintained, and certain danger is also realized by means of high tools such as some tools, so that the ceiling lamp is urgently needed to be designed.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the existing ceiling lamp is mostly installed on a roof, so that the ceiling lamp brings much inconvenience when being disassembled, assembled and maintained, and certain danger is also caused by the aid of tools with high heights.
In order to achieve the purpose, the invention adopts the following technical scheme:
a ceiling lamp comprises an installation seat and a lamp holder body, wherein a lamp holder installation groove matched with the lamp holder body is preset at the bottom of the installation seat, an installation cavity is arranged in the installation seat, a control motor is fixedly installed on the inner wall of one side of the installation cavity, a winding rod is fixedly connected with a driving end of the control motor, two steel wire ropes are wound on the winding rod, two connection rings are symmetrically and fixedly installed above the lamp holder body and are connected with the two steel wire ropes in a one-to-one correspondence manner, electromagnets are fixedly installed in the lamp holder installation groove, a cavity is arranged in the lamp holder body, sliding openings communicated with the cavity are formed in the left side and the right side of the lamp holder body, an installation opening communicated with the opening is formed in the upper side of the installation seat, permanent magnets are slidably connected in the installation opening, and two first arc-shaped blocks, the interior symmetry sliding connection of cavity has two sliders, two the equal fixed mounting in one side that the slider is relative has second arc piece, two the second arc piece offsets with two first arc pieces respectively, two the equal fixed mounting in the one end that the slider was carried on the back mutually has the slide bar, symmetry fixed mounting has two cassettes that are used for the joint slide bar on the inner wall of lamp stand mounting groove, the bottom of permanent magnetism piece is through the inner wall connection of two first reset spring and cavity, two one side that the slider was carried on the back mutually all is through the lateral wall fixed connection of two second reset spring and cavity.
Preferably, the bottom of the cavity is fixedly provided with a sleeve, the upper side of the sleeve is concavely provided with a limiting groove, the center of the bottom of the permanent magnet block is fixedly provided with a limiting rod, and the limiting rod is connected in the limiting groove in a sliding manner.
Preferably, the clamping seat is L-shaped, and L-shaped clamping plates are fixedly mounted at the opposite ends of the two sliding rods.
Preferably, a clamping groove is concavely arranged on one side of each clamping seat close to the mounting seat.
Preferably, the mounting seat is symmetrically provided with two openings communicated with the mounting cavity, and the two steel wire ropes penetrate through the two openings respectively.
Preferably, the electromagnet and the control motor are both electrically connected with a controller.
Preferably, two equal fixed mounting has the spacing ring in the slide bar, every all offer the direction mouth that is used for sliding connection slide bar on the spacing ring.
Preferably, one end of the winding rod, which is far away from the control motor, is rotatably connected with the inner wall of the mounting cavity through a bearing.
Compared with the prior art, the invention has the beneficial effects that:
1. the lamp holder body can be automatically lifted by controlling the motor, the winding rod, the steel wire rope and the connecting ring, the ceiling lamp can be disassembled, assembled and maintained without using a climbing tool, and the lamp holder has the characteristics of simple structure and convenience in operation;
2. the ceiling lamp clamping device has the advantages that the automatic clamping of the ceiling lamp is realized through the electromagnet, the permanent magnet blocks, the first arc-shaped block, the second arc-shaped block, the sliding rod and the clamping seat, the operation is simple and convenient, the stable installation of the ceiling lamp can be ensured even in the power-off condition, the ceiling lamp clamping device has the characteristic of convenience in disassembly and assembly, and the practicability is high.
Drawings
Fig. 1 is a schematic sectional structure view in the front view direction of a ceiling lamp according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 1 at C;
fig. 5 is a schematic structural diagram at D of fig. 1.
In the figure: the lamp holder comprises a mounting seat 1, a lamp holder mounting groove 2, a mounting cavity 3, a control motor 4, a winding rod 5, a steel wire rope 6, an electromagnet 7, a permanent magnet 8, an opening 9, a connecting ring 10, a lamp holder body 11, a clamping seat 12, a sliding rod 13, a sliding opening 14, a first reset spring 15, a limiting rod 16, a sleeve 17, a limiting groove 18, a cavity 19, a mounting opening 20, a sliding block 21, a second arc-shaped block 22, a first arc-shaped block 23, a second reset spring 24 and a limiting ring 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, a ceiling lamp comprises an installation base 1 and a lamp holder body 11, a lamp holder installation groove 2 matched with the lamp holder body 11 is preset at the bottom of the installation base 1, an installation cavity 3 is arranged in the installation base 1, a control motor 4 is fixedly installed on the inner wall of one side of the installation cavity 3, a winding rod 5 is fixedly connected with a driving end of the control motor 4, two steel wire ropes 6 are wound on the winding rod 5, two connection rings 10 are symmetrically and fixedly installed above the lamp holder body 11, the two connection rings 10 are connected with the two steel wire ropes 6 in a one-to-one correspondence manner, an electromagnet 7 is fixedly installed in the lamp holder installation groove 2, a cavity 19 is arranged in the lamp holder body 11, sliding openings 14 communicated with the cavity 19 are respectively arranged at the left side and the right side of the lamp holder body 11, an installation opening 20 communicated with an opening 9 is arranged at the upper side of the installation base 1, two sliding blocks 21 are symmetrically and slidably connected in the cavity 19, second arc-shaped blocks 22 are fixedly mounted on the opposite sides of the two sliding blocks 21, the two second arc-shaped blocks 22 are respectively abutted against the two first arc-shaped blocks 23, a sliding rod 13 is fixedly mounted at each of the opposite ends of the two sliding blocks 21, two clamping seats 12 used for clamping the sliding rod 13 are symmetrically and fixedly mounted on the inner wall of the lamp holder mounting groove 2, the bottom of the permanent magnet 8 is connected with the inner wall of the cavity 19 through two first reset springs 15, and the opposite sides of the two sliding blocks 21 are fixedly connected with the side wall of the cavity 19 through two second reset springs 24;
it should be noted that, the mounting seat 1 is fixedly mounted on a roof, the lamp holder body 11 is a lamp holder of a ceiling lamp, the lamp holder mounting groove 2 can accommodate the mounting of the lamp holder body 11, and the front and back sides of the lamp holder body 11 are both attached to the inner wall of the lamp holder mounting groove 2, by turning on the control motor 4 to drive the winding rod 5 to rotate clockwise, two steel wire ropes 6 can be continuously wound on the winding rod 5, so that the lamp holder body 11 fixedly connected with the steel wire ropes 6 is raised, conversely, by turning on the control motor 4 to drive the winding rod 5 to rotate counterclockwise, two steel wire ropes 6 can be continuously loosened from the winding rod 5, so that the lamp holder body 11 fixedly connected with the steel wire ropes 6 is lowered, when the lamp holder body 11 is raised into the lamp holder mounting groove 2, the outer sides of the two sliding rods 13 just abut against the outer sides of the two clamping seats 12, and the two sliding rods 13 can, meanwhile, the distance between the electromagnet 7 and the permanent magnet 8 is continuously reduced, when the lamp reaches a preset position, one end of the sliding rod 13, which is positioned outside the sliding opening 14, is positioned right above the clamping seat 12, the distance between the sliding rod 13 and the clamping seat 12 is small, the electromagnet 7 is electrified, because the electromagnet 7 is electrified with stronger magnetism, and the magnetism of the lower surface of the electromagnet 7 is the same as that of the upper surface of the permanent magnet 8, a repulsive force is generated, because the steel wire rope 6 is fixedly connected with the lamp holder body 11, the steel wire rope 6 is wound on the winding rod 5, so that the position of the lamp holder body 11 is relatively stable, the permanent magnet 8 slides towards the direction far away from the electromagnet 7, when the two first return springs 15 are compressed, the two second arc blocks 22 are extruded through the two first arc blocks 23, the two second arc blocks 22 move back to back, and when the second return spring 24 is compressed, the two sliding rods 13 move back to back, and at the moment, the control motor 4 is controlled to drive the winding rod 5 to rotate anticlockwise, so that the lamp holder body 11 descends by a certain height, although the repulsion force of the electromagnet 7 to the permanent magnet 8 is reduced along with the increase of the distance between the electromagnet 7 and the permanent magnet 8, a certain repulsion force still exists, the repulsion force can enable the first return spring 15 and the second return spring 24 to keep a compressed state, and at the moment, the sliding rods 13 are clamped with the clamping seat 12;
the slide rod 13 is supported by the two clamping seats 12, the lamp holder body 11 is supported in a turning way, because the clamping seats 12 are clamped with the slide rod 13, the first return spring 15 and the second return spring 24 can keep a compressed state, and the stable installation of the lamp holder body 11 can be ensured even if the power is off, when the lamp holder is disassembled, only the control motor 4 is needed to be started to control the winding rod 5 to rotate clockwise, so that the lamp holder body 11 is lifted to move to a height, the slide rod 13 is separated from the clamping state with the lamp holder body 11, and because of the elasticity of the first return spring 15 and the second return spring 24, the slide rod 13, the slide block 21 and the permanent magnet block 8 are reset, so that the slide rod 13 can slide downwards along the outer side of the clamping seats 12, and the lamp holder body 11 can;
wherein, the bottom of the cavity 19 is fixedly provided with a sleeve 17, the upper side of the sleeve 17 is concavely provided with a limit groove 18, the central position of the bottom of the permanent magnet 8 is fixedly provided with a limit rod 16, and the limit rod 16 is connected in the limit groove 18 in a sliding way;
it should be noted that the ascending and descending processes of the permanent magnet 8 are limited by the cooperation of the limiting rod 16 and the sleeve 17, so that the stable vertical sliding direction of the permanent magnet 8 is ensured;
the clamping seat 12 is L-shaped, and L-shaped clamping plates are fixedly mounted at the opposite ends of the two sliding rods 13;
it should be noted that, as shown in fig. 2, when the lamp holder body 11 is raised, the L-shaped clamping plate on the opposite side of the two sliding rods 13 is just abutted against one side of the two clamping seats 12 away from the mounting seat 1, and after the two sliding rods 13 are raised to a certain height, one end of the L-shaped clamping plate is clamped with the clamping seat 12 through the cooperation of the electromagnet 7 and the permanent magnet 8, at this time, the gravity of the lamp holder body 11 is offset by the supporting force of the two clamping seats 12, the lamp holder body 11 can be stably mounted in the lamp holder mounting groove 2, and the stable mounting of the lamp holder body 11 cannot be affected even if the power is cut off;
wherein, a clamping groove is concavely arranged on one side of each clamping seat 12 close to the mounting seat 1;
it should be noted that when one end of each of the two L-shaped clamping plates, which is far away from the sliding rod 13, is inserted into the clamping groove, the clamping connection between the sliding rod 13 and the clamping seat 12 can be completed, and the clamping connection between the L-shaped clamping plates and the clamping grooves can be disconnected only by sliding the sliding rod 13 upwards;
wherein, two openings 9 communicated with the mounting cavity 3 are symmetrically arranged on the mounting seat 1, and the two steel wire ropes 6 respectively penetrate through the two openings 9;
it should be noted that the two steel wire ropes 6 pass through the openings 9 to realize the transmission connection between the winding rod 5 and the connection ring 10, and the steel wire ropes 6 can be limited at the same time;
wherein, the electromagnet 7 and the control motor 4 are both electrically connected with a controller;
it should be noted that the controller can be arranged on the wall of the house, and the controller controls the opening and closing of the control motor 4 and the power-on and power-off of the electromagnet 7, so that the controller has the characteristic of simple operation;
wherein, the two sliding openings 14 are both fixedly provided with a limiting ring 25, and each limiting ring 25 is provided with a guide opening for slidably connecting the sliding rod 13;
it should be noted that, the moving directions of the two sliding rods 13 are limited by the guide openings on the limiting ring 25, so that the moving stability of the two sliding rods 13 is ensured;
wherein, one end of the winding rod 5 far away from the control motor 4 is rotatably connected with the inner wall of the mounting cavity 3 through a bearing;
it should be noted that the winding rod 5 is rotatably connected with the inner wall of the mounting cavity 3 through a bearing, and the bearing can provide a certain supporting force, so that the ascending and descending processes of the whole ceiling lamp are more stable.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a ceiling lamp, includes mount pad (1) and lamp stand body (11), the lamp stand mounting groove (2) of matching lamp stand body (11) have been preset to the bottom of mount pad (1), its characterized in that, be equipped with installation cavity (3) in mount pad (1), fixed mounting has control motor (4) on the inner wall of installation cavity (3) one side, the drive end fixedly connected with wire winding pole (5) of control motor (4), the wire winding has two wire rope (6) on wire winding pole (5), the top symmetry fixed mounting of lamp stand body (11) has two go-between (10), two go-between (10) and two wire rope (6) one-to-one connection, fixed mounting has electro-magnet (7) in lamp stand mounting groove (2), be equipped with cavity (19) in lamp stand body (11), the left and right sides of lamp stand body (11) all is equipped with sliding opening (14) with cavity (19) intercommunication, the lamp holder is characterized in that an installation opening (20) communicated with the opening (9) is formed in the upper side of the lamp holder body (11), permanent magnets (8) are connected in the installation opening (20) in a sliding mode, two first arc-shaped blocks (23) are symmetrically and fixedly installed on each permanent magnet (8), two sliding blocks (21) are symmetrically and slidably connected in the cavity (19), second arc-shaped blocks (22) are fixedly installed on one opposite sides of the two sliding blocks (21), the two second arc-shaped blocks (22) are respectively abutted against the two first arc-shaped blocks (23), sliding rods (13) are fixedly installed at the back-to-back ends of the two sliding blocks (21), two clamping seats (12) used for clamping the sliding rods (13) are symmetrically and fixedly installed on the inner wall of the lamp holder installation groove (2), and the bottom of each permanent magnet (8) is connected with the inner wall of the cavity (19) through two first reset springs (15, one side of each of the two sliding blocks (21) which is opposite to the other side is fixedly connected with the side wall of the cavity (19) through two second return springs (24).
2. The ceiling lamp according to claim 1, wherein a sleeve (17) is fixedly installed at the bottom of the cavity (19), a limiting groove (18) is concavely formed in the upper side of the sleeve (17), a limiting rod (16) is fixedly installed at the center of the bottom of the permanent magnet block (8), and the limiting rod (16) is slidably connected in the limiting groove (18).
3. The ceiling lamp according to claim 1, wherein the clamping seat (12) is L-shaped, and L-shaped clamping plates are fixedly mounted at opposite ends of the two sliding rods (13).
4. A ceiling lamp as claimed in claim 3, wherein a slot is recessed in each side of the clamping seat (12) close to the mounting seat (1).
5. The ceiling lamp according to claim 1, wherein the mounting base (1) is symmetrically provided with two openings (9) communicated with the mounting cavity (3), and the two steel wire ropes (6) respectively penetrate through the two openings (9).
6. The ceiling lamp according to claim 1, wherein the electromagnet (7) and the control motor (4) are electrically connected to a controller.
7. The ceiling lamp according to claim 1, wherein two limiting rings (25) are fixedly mounted in the sliding openings (14), and each limiting ring (25) is provided with a guide opening for slidably connecting the sliding rod (13).
8. The ceiling lamp according to claim 1, wherein one end of the winding rod (5) far away from the control motor (4) is rotatably connected with the inner wall of the mounting cavity (3) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487465.7A CN110207045B (en) | 2019-06-05 | 2019-06-05 | Ceiling lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487465.7A CN110207045B (en) | 2019-06-05 | 2019-06-05 | Ceiling lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110207045A CN110207045A (en) | 2019-09-06 |
| CN110207045B true CN110207045B (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910487465.7A Active CN110207045B (en) | 2019-06-05 | 2019-06-05 | Ceiling lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110207045B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192281A (en) * | 2021-04-13 | 2021-07-30 | 湖北成煜工程技术有限公司 | Wireless transmission's temperature-sensing fire detector |
| CN115355467A (en) * | 2022-07-18 | 2022-11-18 | 安徽一路明光电科技有限公司 | LED ceiling lamp convenient to installation is dismantled |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013102915U1 (en) * | 2013-07-03 | 2014-10-06 | Zumtobel Lighting Gmbh | Luminaire with an additional element in the form of an emergency light element and / or a transmitting or receiving element for transmitting and / or receiving electromagnetic radiation |
| CN204345458U (en) * | 2014-12-23 | 2015-05-20 | 中国天辰工程有限公司 | A kind of lifting lamp device |
| CN206269084U (en) * | 2016-12-21 | 2017-06-20 | 广西水利电力职业技术学院 | A kind of liftable lamp base device |
| CN206669513U (en) * | 2017-05-07 | 2017-11-24 | 茹朝贵 | Large crystal ceiling lamp convenient to install |
| CN208139065U (en) * | 2018-03-20 | 2018-11-23 | 新昌县恒益塑料厂 | Ceiling lamp with lifting adjusting structure |
-
2019
- 2019-06-05 CN CN201910487465.7A patent/CN110207045B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013102915U1 (en) * | 2013-07-03 | 2014-10-06 | Zumtobel Lighting Gmbh | Luminaire with an additional element in the form of an emergency light element and / or a transmitting or receiving element for transmitting and / or receiving electromagnetic radiation |
| CN204345458U (en) * | 2014-12-23 | 2015-05-20 | 中国天辰工程有限公司 | A kind of lifting lamp device |
| CN206269084U (en) * | 2016-12-21 | 2017-06-20 | 广西水利电力职业技术学院 | A kind of liftable lamp base device |
| CN206669513U (en) * | 2017-05-07 | 2017-11-24 | 茹朝贵 | Large crystal ceiling lamp convenient to install |
| CN208139065U (en) * | 2018-03-20 | 2018-11-23 | 新昌县恒益塑料厂 | Ceiling lamp with lifting adjusting structure |
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| Publication number | Publication date |
|---|---|
| CN110207045A (en) | 2019-09-06 |
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Effective date of registration: 20210305 Address after: No.477, Jingqi Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province Applicant after: CHINA HELON EXPLOSION-PROOF ELECTRIC Co.,Ltd. Address before: Room 217-3, 228 Qingnian Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Applicant before: Jiaxing Qiaorui Trading Co.,Ltd. |
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