CN117053132B - Chain link type dynamic counter weight desk lamp - Google Patents
Chain link type dynamic counter weight desk lamp Download PDFInfo
- Publication number
- CN117053132B CN117053132B CN202311312574.8A CN202311312574A CN117053132B CN 117053132 B CN117053132 B CN 117053132B CN 202311312574 A CN202311312574 A CN 202311312574A CN 117053132 B CN117053132 B CN 117053132B
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- supporting
- shifting
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- 239000007788 liquid Substances 0.000 claims abstract description 113
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000005484 gravity Effects 0.000 claims abstract description 12
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 230000009471 action Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000004308 accommodation Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/002—Table lamps, e.g. for ambient lighting
-
- 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
- F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
-
- 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
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses a chain-link type dynamic counterweight table lamp, which comprises a lamp body and a supporting lamp post, wherein the supporting lamp post is connected with a counterweight mechanism; the counterweight mechanism comprises a counterweight seat, a liquid cavity filled with counterweight liquid is arranged in the counterweight seat, a piston is arranged in the liquid cavity, the piston is connected with a driving sleeve, the driving sleeve is in sliding hinge joint with a supporting lamp rod, an upper supporting chain and a lower supporting chain are arranged in the counterweight seat, one end of the upper supporting chain and one end of the lower supporting chain are in transmission connection with the driving sleeve, the other end of the upper supporting chain and the other end of the lower supporting chain respectively penetrate out of the counterweight seat from two sides of the counterweight seat, and the other end of the upper supporting chain and the other end of the lower supporting chain are connected with liquid bags communicated with the liquid cavity; the driving sleeve can drive the piston to do up-and-down motion under the action of the supporting lamp post, and simultaneously drive the upper supporting chain and the lower supporting chain to do telescopic motion, so that the gravity center position of the counterweight mechanism is changed; the use stability is enhanced, so that the counterweight weight is greatly reduced, and the weight of the desk lamp is reduced, so that the desk lamp can be transported and moved conveniently.
Description
Technical Field
The invention relates to the technical field of illumination, in particular to a chain-link type dynamic counter weight table lamp.
Background
The desk lamp is a base lamp which is placed on a desk, has the main functions of lighting, is convenient for reading, learning, working and the like, has far exceeded the value of the desk lamp, and even has become an artwork. The desk lamp often needs to adjust the position of lamp body according to the demand in the use, and in the adjustment process, because the relative position between lamp body and the base changes, the overturning moment that leads to whole desk lamp grow for the stability of desk lamp descends.
In order to ensure the stability of the desk lamp in the use process, a balancing weight needs to be added on the base of the desk lamp so as to ensure the use stability of the desk lamp, so that the whole desk lamp is heavier and is not beneficial to the transportation and movement of the desk lamp.
Disclosure of Invention
The invention aims to overcome the defects and provide a chain-link type dynamic counterweight table lamp.
In order to achieve the above object, the present invention is specifically as follows:
a chain link type dynamic counter weight desk lamp comprises a lighting lamp body, wherein the lighting lamp body is hinged with a supporting lamp post, and the supporting lamp post is connected with a counter weight mechanism;
the counterweight mechanism comprises a counterweight seat hinged with the end part of the supporting lamp post, a liquid cavity filled with counterweight liquid is arranged in the counterweight seat, a piston is arranged in the liquid cavity, the piston is connected with a driving sleeve, the driving sleeve is in sliding hinge joint with the supporting lamp post, an upper supporting chain and a lower supporting chain which are distributed up and down are arranged in the counterweight seat, one end of the upper supporting chain and one end of the lower supporting chain are in transmission connection with the driving sleeve, the other end of the upper supporting chain and the other end of the lower supporting chain respectively penetrate out of the counterweight seat from two sides of the counterweight seat, and the other end of the upper supporting chain and the other end of the lower supporting chain are connected with liquid bags communicated with the liquid cavity;
the driving sleeve can drive the piston to move up and down under the action of the supporting lamp post, so that the counterweight liquid in the liquid cavity flows into the liquid bag or flows back into the liquid cavity from the liquid bag, and simultaneously drives the upper supporting chain and the lower supporting chain to do telescopic movement, and the gravity center position of the counterweight mechanism is changed.
Optionally, the counter weight seat includes the support and rotates the roating seat of connection on the support, be equipped with the accommodation groove in the roating seat, the open position of accommodation groove is fixed with the apron, the piston activity is located in the accommodation groove, form the liquid chamber between accommodation groove, apron, the piston.
Optionally, the center of the rotating seat is rotatably connected with a first shifting shaft, the first shifting shaft is rotatably connected with a second shifting shaft, the lower end of the first shifting shaft is provided with a first shifting arm, the first shifting arm is hinged with the upper supporting chain, the lower end of the second shifting shaft penetrates out of the first shifting shaft and is provided with a second shifting arm, and the second shifting arm is hinged with the lower supporting chain;
the drive sleeve is provided with a sleeve and a shaft body, the sleeve is movably sleeved on the outer wall of the first shifting shaft, the shaft body is movably inserted into the second shifting shaft, a first clamping pin is convexly arranged on the inner wall of the sleeve, a first spiral groove is formed in the side wall of the shaft body, a second spiral groove matched with the first clamping pin is formed in the outer wall of the first shifting shaft, and a second clamping pin matched with the first spiral groove is arranged on the inner wall of the second shifting shaft.
Optionally, a first liquid groove communicated with the liquid cavity is formed between the lower end of the first shifting shaft and the cover plate, a second liquid groove communicated with the first liquid groove is formed between the lower end of the second shifting shaft and the first shifting shaft, a first liquid channel communicated with the first liquid groove and the liquid bag is arranged in the first shifting arm, and a second liquid channel communicated with the second liquid groove and the liquid bag is arranged in the second shifting arm.
Optionally, the first shifting arm is connected with a first connector, the first connector is connected with a first hose, one end of the first hose is communicated with the first liquid channel through the first connector, and the other end of the first hose is communicated with the liquid bag;
the second shifting arm is connected with a second joint, the second joint is connected with a second hose, one end of the second hose is communicated with a second liquid channel through the second joint, and the other end of the second hose is communicated with the liquid bag.
Optionally, the roating seat is equipped with the ring channel in the accommodation groove outside, the both sides of roating seat set up the guiding mouth with the ring channel intercommunication, be provided with first guide rail and the second guide rail of upper and lower distribution in the ring channel, first guide rail and second guide rail respectively with the guiding mouth smooth connection that corresponds, go up the support chain and slide the setting on first guide rail, the support chain slides and sets up on the second guide rail down, go up support chain, lower support chain and wear out from the guiding mouth respectively.
Optionally, the two guiding ports are distributed in a splayed shape.
Optionally, the upper support chain and the lower support chain each comprise a plurality of link units hinged together in sequence, each link unit comprises a link body, the link body is slidably connected with a first sliding block in a penetrating manner, two ends of the first sliding block are slidably hinged with a second sliding block and a third sliding block, the sliding directions of the second sliding block and the third sliding block are perpendicular to the sliding directions of the first sliding block, the second sliding block is provided with a bolt, and the link body is also provided with a locking hole matched with the bolt;
the first guide rail and the second guide rail are respectively provided with an elastic piece at the position close to the guide opening, the free ends of the elastic pieces are provided with a shifting block, and when the upper support chain and the lower support chain do telescopic motion, the shifting blocks can drive the corresponding third sliding blocks to drive the first sliding blocks to slide, and the first sliding blocks drive the second sliding blocks to slide, so that the bolts are inserted into or removed from the locking holes of the adjacent chain link units.
Optionally, the centers of the two liquid sacs are connected with rolling support components in a penetrating way.
Optionally, the drive sleeve top is equipped with first hole, support the lamp pole and be equipped with the second hole in being close to the pin joint position that supports lamp pole and counter weight seat, the drive sleeve activity stretches into in the second hole, first hole activity wears to be equipped with the round pin axle, the both ends of round pin axle are connected on the pore wall in second hole.
The beneficial effects of the invention are as follows: according to the invention, the liquid cavity filled with the weight liquid is arranged in the weight balancing seat, the piston connected with the driving sleeve is arranged in the liquid cavity, the driving sleeve is in sliding hinge connection with the supporting lamp post, and the upper supporting chain and the lower supporting chain are both connected with the liquid bag communicated with the liquid cavity, so that the gravity center position of the weight balancing mechanism is synchronously and dynamically adjusted by utilizing the swing of the supporting lamp post, the use stability is enhanced, the weight of the weight balancing is greatly reduced, and the weight of the desk lamp is lightened, so that the desk lamp is convenient to transport and move.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of another view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged partial schematic view at A in FIG. 3;
FIG. 5 is an exploded schematic view of the weighting mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of the weighting mechanism of the present invention;
FIG. 7 is a schematic view of the structure of the first shift spindle of the present invention;
FIG. 8 is a schematic structural view of a second shift spindle of the present invention;
FIG. 9 is a schematic illustration of the structure of the present invention wherein two fluid cells are in communication with a first fluid channel and a second fluid channel;
FIG. 10 is a schematic view of the construction of the drive sleeve of the present invention;
FIG. 11 is a schematic view of the structure of the upper support chain of the present invention;
FIG. 12 is a schematic view of the structure of the lower support chain of the present invention;
FIG. 13 is an exploded schematic view of a link unit of the present invention;
reference numerals illustrate: 1. a lighting lamp body; 2. supporting a lamp post; 3. a weight mechanism; 10. a counterweight seat; 11. a support; 12. a rotating seat; 121. an accommodating groove; 122. an annular groove; 123. a guide opening; 13. a cover plate; 14. a liquid chamber; 15. a first joint; 16. a first hose; 17. a second joint; 18. a second hose; 111. a first guide rail; 112. a second guide rail; 113. a spring plate; 114. a shifting block; 20. a piston; 30. a drive sleeve; 31. a sleeve; 32. a shaft body; 33. a first bayonet; 34. a first helical groove; 35. pushing the shaft; 36. a first aperture; 40. an upper support chain; 50. a lower support chain; 60. a fluid sac; 70. a first shift shaft; 71. a first toggle arm; 72. a second helical groove; 73. a first fluid path; 74. a first liquid tank; 80. a second shift shaft; 81. a second shifting arm; 82. a second bayonet lock; 83. a second fluid path; 84. a second liquid tank; 90. a rolling support assembly; 100. a link unit; 101. a link body; 102. a first slider; 103. a second slider; 104. a third slider; 105. a plug pin; 106. a locking hole; 107. and (5) elastically clasping the sleeve.
Detailed Description
The invention will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the invention.
As shown in fig. 1 to 13, the chain-link type dynamic counterweight table lamp according to the embodiment includes a lamp body 1, wherein the lamp body 1 is hinged with a support lamp post 2, and the support lamp post 2 is connected with a counterweight mechanism 3;
the counterweight mechanism 3 comprises a counterweight seat 10 hinged with the end part of the support lamp post 2, a liquid cavity 14 filled with counterweight liquid is arranged in the counterweight seat 10, the counterweight liquid can be water or other liquid, a piston 20 is arranged in the liquid cavity 14, the piston 20 is connected with a driving sleeve 30, the driving sleeve 30 is in sliding hinge joint with the support lamp post 2, an upper supporting chain 40 and a lower supporting chain 50 which are distributed up and down are arranged in the counterweight seat 10, one end of the upper supporting chain 40 and one end of the lower supporting chain 50 are in transmission connection with the driving sleeve 30, the other end of the upper supporting chain 40 and the other end of the lower supporting chain 50 respectively penetrate out of the counterweight seat 10 from two sides of the counterweight seat 10, and the other end of the upper supporting chain 40 and the other end of the lower supporting chain 50 are connected with a liquid bag 60 communicated with the liquid cavity 14;
the driving sleeve 30 can drive the piston 20 to move up and down under the action of the supporting lamp post 2, so that the weight liquid in the liquid cavity 14 flows into the liquid bag 60, or the weight liquid flows back into the liquid cavity 14 from the liquid bag 60, and simultaneously drives the upper supporting chain 40 and the lower supporting chain 50 to move in a telescopic manner, so that the gravity center position of the weight mechanism 3 is changed.
When a user moves the illuminating lamp body 1 forwards towards the user through the supporting lamp post 2, the included angle between the supporting lamp post 2 and the counterweight seat 10 is reduced, the overturning moment arm generated by the illuminating lamp body 1 on the counterweight mechanism 3 is increased, so that the overturning tendency of the table lamp is increased, the stability is reduced, at the moment, when the included angle between the supporting lamp post 2 and the counterweight seat 10 is reduced, the lamp post is swung down, the driving sleeve 30 is driven to move downwards, on one hand, the driving sleeve 30 drives the piston 20 to move downwards, so that the volume of the liquid cavity 14 is reduced, the counterweight liquid in the liquid cavity 14 is hydraulically pressed into the two liquid bags 60, so that the gravity center of the counterweight seat 10 moves towards the direction of the illuminating lamp body 1, the overturning moment arm generated by the illuminating lamp body 1 on the counterweight mechanism 3 is reduced, and the stability of the table lamp is increased; on the other hand, in the process of downward movement of the driving sleeve 30, the upper supporting chain 40 and the lower supporting chain 50 are driven to extend outwards out of the counterweight seat 10, so that the liquid bags 60 are respectively driven to move away from the counterweight seat 10, and the liquid bags 60 are pushed out of the direction of the illuminating lamp body 1 for a certain distance, so that the gravity center of the counterweight mechanism 3 is further moved forwards, and the stability of the desk lamp is improved;
conversely, when the user moves the illuminating lamp body 1 backward through supporting the lamp pole 2, the contained angle between the supporting lamp pole 2 and the counterweight base 10 increases, the overturning arm of the illuminating lamp body 1 to the counterweight mechanism 3 is reduced at this moment, the supporting lamp pole 2 moves backward, the driving sleeve 30 is driven to move upward, the driving sleeve 30 drives the piston 20 to move upward, the volume of the liquid cavity 14 is increased, the counterweight liquid in the two liquid bags 60 flows back into the liquid cavity 14 under the pressure effect, meanwhile, in the upward moving process of the driving sleeve 30, the upper supporting chain 40 and the lower supporting chain 50 are driven to retract, the liquid bags 60 are driven to be close to the counterweight base 10, and the gravity center of the counterweight mechanism 3 is driven to move backward, so that the stability of the desk lamp is enhanced.
In this embodiment, the liquid cavity 14 filled with the weight liquid is disposed in the weight seat 10, the piston 20 connected with the driving sleeve 30 is disposed in the liquid cavity 14, the driving sleeve 30 is slidably hinged to the supporting lamp post 2, and the upper supporting chain 40 and the lower supporting chain 50 are disposed, and the upper supporting chain 40 and the lower supporting chain 50 are both connected with the liquid bag 60 communicated with the liquid cavity 14, so that the gravity center position of the weight mechanism 3 is dynamically adjusted synchronously by using the swing of the supporting lamp post 2, so as to enhance the stability in use, thereby greatly reducing the weight of the weight, and lightening the weight of the table lamp, so that the table lamp is transported and moved conveniently.
As shown in fig. 5 and 6, in some embodiments, the weight seat 10 includes a support 11 and a rotating seat 12 rotatably connected to the support 11, a receiving groove 121 is disposed in the rotating seat 12, a cover plate 13 is fixed at an opening position of the receiving groove 121, the piston 20 is movably disposed in the receiving groove 121, and a liquid cavity 14 is formed among the receiving groove 121, the cover plate 13 and the piston 20. Specifically, the center of the accommodating groove 121 is convexly provided with a hollow installation shaft, and the piston 20 is slidably sleeved on the outer wall of the installation shaft; in the embodiment, the rotation seat 12 is arranged so as to adjust the azimuth of the illuminating lamp body 1, the structure is more flexible to use, the accommodating groove 121 is arranged so as to mount the piston 20, and the liquid cavity 14 is formed among the accommodating groove 121, the cover plate 13 and the piston 20 so as to store the weight balancing liquid.
As shown in fig. 1 and fig. 5 to fig. 10, in the present embodiment, a first dial shaft 70 is rotatably connected to the center of the rotating base 12, specifically, the first dial shaft 70 is rotatably connected to the mounting shaft in a penetrating manner, a second dial shaft 80 is rotatably connected to the first dial shaft 70, a first dial arm 71 is disposed at a lower end of the first dial shaft 70, the first dial arm 71 is hinged to the upper support chain 40, a second dial arm 81 is disposed at a lower end of the second dial shaft 80 penetrating the first dial shaft 70, and the second dial arm 81 is hinged to the lower support chain 50;
the driving sleeve 30 is provided with a sleeve 31 and a shaft body 32, the sleeve 31 is movably sleeved on the outer wall of the first shifting shaft 70, the shaft body 32 is movably inserted into the second shifting shaft 80, a first bayonet lock 33 is convexly arranged on the inner wall of the sleeve 31, a first spiral groove 34 is formed in the side wall of the shaft body 32, a second spiral groove 72 matched with the first bayonet lock 33 is formed in the outer wall of the first shifting shaft 70, and a second bayonet lock 82 matched with the first spiral groove 34 is formed in the inner wall of the second shifting shaft 80. Specifically, the driving sleeve 30 is further provided with two pushing shafts 35 at intervals, and the two pushing shafts 35 are fixedly connected with the piston 20 after movably penetrating into the counterweight seat 10.
Specifically, when the driving sleeve 30 is driven to move downwards by the supporting lamp post 2, the driving sleeve 30 is matched with the first spiral groove 34 through the first bayonet 33 to drive the first poking shaft 70 to rotate, the second poking shaft 80 is driven to rotate through the second bayonet 82 and the second spiral groove 72, the first poking shaft 70 drives the first poking arm 71 to rotate, the first poking arm 71 drives the upper supporting chain 40 to extend, the second poking shaft 80 drives the second poking arm 81 to rotate, and the second poking arm 81 drives the lower supporting chain 50 to extend, so that the gravity center of the counterweight mechanism 3 moves forwards;
when the driving sleeve 30 is driven to move upwards by the supporting lamp post 2, the driving sleeve 30 drives the first shifting shaft 70 and the second shifting shaft 80 to rotate reversely, so that the upper supporting chain 40 and the lower supporting chain 50 retract, and the gravity center of the counterweight mechanism 3 moves backwards.
As shown in fig. 6 to 9, in the chain-link type dynamic weight table lamp according to the present embodiment, in some embodiments, a first liquid groove 74 communicating with the liquid chamber 14 is formed between the lower end of the first dial shaft 70 and the cover 13, a second liquid groove 84 communicating with the first liquid groove 74 is formed between the lower end of the second dial shaft 80 and the first dial shaft 70, a first liquid channel 73 communicating the first liquid groove 74 with the liquid bag 60 is provided in the first dial arm 71, and a second liquid channel 83 communicating the second liquid groove 84 with the liquid bag 60 is provided in the second dial arm 81. The present embodiment maintains communication between the fluid chamber 14 and the two fluid bags 60 through the first fluid tank 74, the first fluid channel 73, the second fluid tank 84, and the second fluid channel 83, so as to facilitate the flow of the balancing fluid.
As shown in fig. 9, in the chain-link type dynamic balance weight table lamp according to the present embodiment, in some embodiments, the first shifting arm 71 is connected to a first joint 15, the first joint 15 is connected to a first hose 16, one end of the first hose 16 is communicated with the first liquid channel 73 through the first joint 15, and the other end of the first hose 16 is communicated with the liquid bag 60;
the second shifting arm 81 is connected with a second joint 17, the second joint 17 is connected with a second hose 18, one end of the second hose 18 is communicated with the second liquid channel 83 through the second joint 17, and the other end of the second hose 18 is communicated with the liquid bag 60. The present embodiment maintains communication between the first fluid path 73 and the fluid bag 60 by providing the first connector 15 and the first hose 16, and maintains communication between the second fluid path 83 and the fluid bag 60 by providing the second connector 17 and the second hose 18.
As shown in fig. 3, 5 and 6, in some embodiments, the rotating base 12 is provided with an annular groove 122 at the outer side of the accommodating groove 121, two sides of the rotating base 12 are provided with guide openings 123 communicating with the annular groove 122, a first guide rail 111 and a second guide rail 112 which are distributed up and down are provided in the annular groove 122, the first guide rail 111 and the second guide rail 112 are respectively and smoothly connected with the corresponding guide openings 123, the upper support chain 40 is slidably arranged on the first guide rail 111, the lower support chain 50 is slidably arranged on the second guide rail 112, and the upper support chain 40 and the lower support chain 50 respectively penetrate out of the guide openings 123. The present embodiment is more smooth in movement by providing the annular grooves 122 for the installation of the first and second guide rails 111 and 112, by providing the first and second guide rails 111 and 112 for the telescopic movement of the upper and lower support chains 40 and 50, and by providing the guide openings 123 for the guide of the upper and lower support chains 40 and 50 for the extension and retraction of the upper and lower support chains 40 and 50.
Preferably, two of the guide openings 123 are arranged in a splayed manner. So set up, after two liquid bags 60 push out, shaping triangle-shaped bearing structure between two liquid bags 60 and the counter weight seat 10 has further increased the stability of desk lamp left and right directions.
As shown in fig. 3 to 5 and fig. 11 to 13, in one embodiment, the upper support chain 40 and the lower support chain 50 each include a plurality of link units 100 hinged together in sequence, each link unit 100 includes a link body 101, the link body 101 is slidably connected with a first slider 102, two ends of the first slider 102 are slidably connected with a second slider 103 and a third slider 104, a sliding direction of the second slider 103 and the third slider 104 is perpendicular to a sliding direction of the first slider 102, the second slider 103 is provided with a latch 105, and the link body 101 is further provided with a locking hole 106 for matching with the latch 105;
the first guide rail 111 and the second guide rail 112 are respectively provided with a spring plate 113 at a position close to the guide opening 123, the free ends of the spring plates 113 are provided with a shifting block 114, and when the upper support chain 40 and the lower support chain 50 do telescopic motion, the shifting block 114 can drive the corresponding third sliding block 104 to drive the first sliding block 102 to slide, and the first sliding block 102 drives the second sliding block 103 to slide, so that the plug pins 105 are inserted into the locking holes 106 of the adjacent link units 100 or move out of the locking holes 106 of the adjacent link units 100. Specifically, the link body 101 is provided with a tapered guide portion, and the third slider 104 and the dial block 114 are provided with guide inclined surfaces, so that the dial block 114 performs wedge-shaped engagement with the link body 101 and the third slider 104, so that the dial block 114 can sequentially engage with the plurality of link units 100.
When the upper supporting chain 40 and the lower supporting chain 50 extend outwards, the chain link unit 100 moves to the vicinity of the position of the guide opening 123, the guide inclined surface of the shifting block 114 is contacted with the guide inclined surface of the third sliding block 104 of the chain link unit 100, as the chain link unit 100 extends towards the guide opening 123, the shifting block 114 pushes the third sliding block 104 of the chain link unit 100 to slide, the third sliding block 104 pushes the first sliding block 102 to slide, the first sliding block 102 synchronously pushes the second sliding block 103 to slide, the second sliding block 103 drives the bolt 105 to be inserted into the locking hole 106 of the previous chain link unit 100 until the shifting block 114 is out of contact with the third sliding block 104, the guide inclined surface of the shifting block 114 is contacted with the conical guide part of the chain link body 101, at this time, the chain link body 101 extrudes the shifting block 114, so that the elastic sheet 113 deforms until the conical guide part of the chain link body 101 passes over the shifting block 114, so that the shifting block 114 is contacted with the third sliding block 104 of the next chain link unit 100, and then the action is repeated, so that the bolt 105 is inserted into the locking hole 106 synchronously pushes the second sliding block 103 to slide, so that a rigid support body is formed, and after the rigid support body is matched with the shifting block 114, the rigid support body forms a strong-resisting the tilting arm, and the table lamp is stretched and has a strong stability after the support is stretched;
conversely, when the upper support chain 40 and the lower support chain 50 retract inwards, the shifting block 114 pushes the third sliding block 104 to slide in a similar way, and the second sliding block 103 is pushed to drive the bolt 105 to be separated from the locking hole 106 through the transmission of the first sliding block 102.
Preferably, an elastic clasping sleeve 107 for clasping the latch 105 is installed on the wall of the locking hole 106. By this arrangement, when the plug pin 105 is inserted into the locking hole 106, the plug pin 105 is prevented from being withdrawn from the locking hole 106 by an external force.
Specifically, a first sliding groove is formed in the third sliding block 104, a first sliding hole in a Z shape is formed in the groove wall of the first sliding groove, one end of the first sliding block 102 protrudes into the first sliding groove, a protruding pin movably inserted into the first sliding hole is protruding at one end of the first sliding block 102, a second sliding groove is formed in the second sliding block 103, the other end of the first sliding block 102 protrudes into the second sliding groove, a second sliding hole in an inclined mode is formed in the groove wall of the second sliding groove, and a protruding pin movably inserted into the second sliding block 103 is protruding at the other end of the first sliding block 102.
As shown in fig. 1, in one embodiment of a chain-link type dynamic weight table lamp, in some embodiments, a rolling support assembly 90 is connected to the center of two fluid bags 60. The rolling support assembly 90 provides better support for the upper support chain 40 or the lower support chain 50, and also facilitates the movement of the fluid bag 60 by the upper support chain 40 or the lower support chain 50.
Specifically, the rolling support assembly 90 includes a support rod, and a ball wheel for rolling contact with an external support surface is movably embedded at an end of the support rod.
In some embodiments, a first hole 36 is formed in the top of the driving sleeve 30, a second hole is formed in the supporting lamp post 2 near the hinge point between the supporting lamp post 2 and the counterweight base 10, the driving sleeve 30 movably extends into the second hole, a pin shaft is movably arranged in the first hole 36 in a penetrating manner, and two ends of the pin shaft are connected to the wall of the second hole. In this embodiment, the first hole 36, the second hole and the pin shaft are matched, so that the driving sleeve 30 is driven to move up and down when the supporting lamp post 2 swings back and forth, and the gravity center position of the counterweight mechanism 3 is automatically adjusted.
The foregoing description is only one preferred embodiment of the invention, and therefore all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are intended to be embraced therein.
Claims (7)
1. The chain link type dynamic counterweight table lamp is characterized by comprising a lamp body, wherein the lamp body is hinged with a supporting lamp post, and the supporting lamp post is connected with a counterweight mechanism;
the counterweight mechanism comprises a counterweight seat hinged with the end part of the supporting lamp post, a liquid cavity filled with counterweight liquid is arranged in the counterweight seat, a piston is arranged in the liquid cavity, the piston is connected with a driving sleeve, the driving sleeve is in sliding hinge joint with the supporting lamp post, an upper supporting chain and a lower supporting chain which are distributed up and down are arranged in the counterweight seat, one end of the upper supporting chain and one end of the lower supporting chain are respectively in transmission connection with the driving sleeve, the other end of the upper supporting chain and the other end of the lower supporting chain respectively penetrate out of the counterweight seat from two sides of the counterweight seat, and the other end of the upper supporting chain and the other end of the lower supporting chain are respectively connected with liquid bags communicated with the liquid cavity;
the driving sleeve can drive the piston to move up and down under the action of the supporting lamp post, so that the counterweight liquid in the liquid cavity flows into the liquid bag or the counterweight liquid flows back into the liquid cavity from the liquid bag, and simultaneously drives the upper supporting chain and the lower supporting chain to do telescopic movement, and the gravity center position of the counterweight mechanism is changed;
the counterweight seat comprises a support and a rotating seat rotatably connected to the support, an accommodating groove is formed in the rotating seat, a cover plate is fixed at the opening position of the accommodating groove, the piston is movably arranged in the accommodating groove, and a liquid cavity is formed among the accommodating groove, the cover plate and the piston;
the center of the rotating seat is rotationally connected with a first shifting shaft, a second shifting shaft is rotationally connected with the first shifting shaft, a first shifting arm is arranged at the lower end of the first shifting shaft and is hinged with an upper supporting chain, the lower end of the second shifting shaft penetrates out of the first shifting shaft and is provided with a second shifting arm, and the second shifting arm is hinged with a lower supporting chain;
the driving sleeve is provided with a sleeve and a shaft body, the sleeve is movably sleeved on the outer wall of the first shifting shaft, the shaft body is movably inserted into the second shifting shaft, the inner wall of the sleeve is convexly provided with a first clamping pin, the side wall of the shaft body is provided with a first spiral groove, the outer wall of the first shifting shaft is provided with a second spiral groove matched with the first clamping pin, and the inner wall of the second shifting shaft is provided with a second clamping pin matched with the first spiral groove;
the first liquid groove communicated with the liquid cavity is formed between the lower end of the first shifting shaft and the cover plate, the second liquid groove communicated with the first liquid groove is formed between the lower end of the second shifting shaft and the first shifting shaft, a first liquid channel communicated with the first liquid groove and the liquid bag is arranged in the first shifting arm, and a second liquid channel communicated with the second liquid groove and the liquid bag is arranged in the second shifting arm.
2. The chain link type dynamic balance weight table lamp according to claim 1, wherein the first shifting arm is connected with a first connector, the first connector is connected with a first hose, one end of the first hose is communicated with the first liquid channel through the first connector, and the other end of the first hose is communicated with the liquid bag;
the second shifting arm is connected with a second joint, the second joint is connected with a second hose, one end of the second hose is communicated with a second liquid channel through the second joint, and the other end of the second hose is communicated with the liquid bag.
3. The chain link type dynamic counterweight table lamp according to claim 1, wherein the rotating seat is provided with an annular groove outside the accommodating groove, guide ports communicated with the annular groove are formed in two sides of the rotating seat, a first guide rail and a second guide rail which are distributed up and down are arranged in the annular groove, the first guide rail and the second guide rail are respectively and smoothly connected with the corresponding guide ports, the upper support chain is arranged on the first guide rail in a sliding manner, the lower support chain is arranged on the second guide rail in a sliding manner, and the upper support chain and the lower support chain respectively penetrate out of the guide ports.
4. A chain link type dynamic weight table lamp as defined in claim 3, wherein two of said guide openings are arranged in a splayed configuration.
5. A chain link type dynamic counterweight table lamp according to claim 3, wherein the upper support chain and the lower support chain each comprise a plurality of chain link units hinged together in sequence, each chain link unit comprises a chain link body, the chain link body is slidably connected with a first sliding block in a penetrating manner, two ends of the first sliding block are slidably hinged with a second sliding block and a third sliding block, the sliding direction of the second sliding block and the sliding direction of the third sliding block are perpendicular to the sliding direction of the first sliding block, the second sliding block is provided with a bolt, and the chain link body is further provided with a locking hole for being matched with the bolt;
the first guide rail and the second guide rail are respectively provided with an elastic piece at the position close to the guide opening, the free ends of the elastic pieces are provided with a shifting block, and when the upper support chain and the lower support chain do telescopic motion, the shifting block can drive the corresponding third sliding block to drive the first sliding block to slide, and the first sliding block drives the second sliding block to slide, so that the bolt is inserted into the locking hole of the adjacent chain link unit or is moved out of the locking hole of the adjacent chain link unit.
6. A chain link type dynamic weight table lamp as defined in claim 1, wherein the centers of two said fluid cells are connected with a rolling support assembly.
7. The chain link type dynamic balance weight table lamp according to claim 1, wherein a first hole is formed in the top of the driving sleeve, a second hole is formed in the position, close to a hinge point of the supporting lamp post and the balance weight seat, of the supporting lamp post, the driving sleeve movably stretches into the second hole, a pin shaft movably penetrates through the first hole, and two ends of the pin shaft are connected to the wall of the second hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311312574.8A CN117053132B (en) | 2023-10-11 | 2023-10-11 | Chain link type dynamic counter weight desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311312574.8A CN117053132B (en) | 2023-10-11 | 2023-10-11 | Chain link type dynamic counter weight desk lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117053132A CN117053132A (en) | 2023-11-14 |
| CN117053132B true CN117053132B (en) | 2023-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311312574.8A Active CN117053132B (en) | 2023-10-11 | 2023-10-11 | Chain link type dynamic counter weight desk lamp |
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| Country | Link |
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| CN (1) | CN117053132B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832823A (en) * | 2015-03-03 | 2015-08-12 | 北京京东方茶谷电子有限公司 | Table lamp |
| CN215722695U (en) * | 2021-08-27 | 2022-02-01 | 重庆翰博显示科技研发中心有限公司 | OLED lighting table lamp with good stability |
| CN114344067A (en) * | 2021-12-30 | 2022-04-15 | 鹤壁市人民医院 | Seat for gynecological examination and use method thereof |
-
2023
- 2023-10-11 CN CN202311312574.8A patent/CN117053132B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832823A (en) * | 2015-03-03 | 2015-08-12 | 北京京东方茶谷电子有限公司 | Table lamp |
| CN215722695U (en) * | 2021-08-27 | 2022-02-01 | 重庆翰博显示科技研发中心有限公司 | OLED lighting table lamp with good stability |
| CN114344067A (en) * | 2021-12-30 | 2022-04-15 | 鹤壁市人民医院 | Seat for gynecological examination and use method thereof |
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| Publication number | Publication date |
|---|---|
| CN117053132A (en) | 2023-11-14 |
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