CN217503585U - Lifting device for lifting lamp - Google Patents
Lifting device for lifting lamp Download PDFInfo
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- CN217503585U CN217503585U CN202221770376.7U CN202221770376U CN217503585U CN 217503585 U CN217503585 U CN 217503585U CN 202221770376 U CN202221770376 U CN 202221770376U CN 217503585 U CN217503585 U CN 217503585U
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Abstract
The utility model discloses a lifting device for lifting lamps, which comprises a lifting body composed of a lifting box and a cross-shaped support frame under the lifting box, wherein a vertical suspender is fixedly connected on the bottom surface of the lifting box, and a lamp holder for supporting the lifting lamps can be fixedly arranged at the lower end of the suspender; a pair of pulleys are symmetrically arranged on the horizontal section of the supporting frame to form a pulley frame; the transverse steel wire rope passing channel is arranged on the hanging rod in a penetrating mode, the lifting steel wire rope pulls the lifting body to lift up and down through the pair of pulleys, the pair of vertical steel wire rope guiding channels, the pair of pulleys and the transverse steel wire rope passing channel provide guiding for the lifting steel wire rope, meanwhile, the descending section and the ascending section of the lifting steel wire rope are separated in a limiting mode, the descending section and the ascending section of the lifting steel wire rope cannot twist, meanwhile, the descending section and the ascending section of the lifting steel wire rope cannot be wound and rotated mutually, the service life of the steel wire rope can be prolonged, and the running stability of the mechanism is improved.
Description
Technical Field
The utility model belongs to the technical field of electric power industry lighting facilities's lift lamps and lanterns make, concretely relates to elevating gear for go up and down lamps and lanterns.
Background
The lifting lamp is generally directly provided with a fixed seat on a suspended ceiling in a building, a lifting body is arranged below the fixed seat, the lamp is arranged on the bottom surface of the lifting body, the lifting body is limited and fixed on the suspended ceiling through the fixed seat during normal lighting, and when maintenance is needed, the lamp is driven by the lifting body to descend downwards to a lower position, so that an operator can conveniently perform maintenance, and a power supply circuit is required to be cut off during maintenance; the traditional lifting lamp directly realizes the lifting of the lamp by winding a power supply circuit in a spiral structure to perform telescopic motion, has a simple, crude and rough structure, is easy to damage the power supply circuit and has potential safety hazards; in the lifting lamp in the prior art, a mutually matched conductive insertion structure is arranged between the top surface of a lifting body and the bottom surface of a fixed seat, a power supply circuit is simultaneously separated and cut off in the descending process of the lifting body, a single steel wire rope is arranged on the fixed body through a hoisting mechanism, a hoisting ring is fixedly arranged on the lifting body, the steel wire rope is fixedly bound on the hoisting ring, and although the lifting operation of the lifting body can be realized through the hoisting mechanism and the single steel wire rope, the lifting body is easy to rotate in the lifting process, and the lifting process is unstable; and the steel wire rope is easy to be twisted and even knotted, so that the service life of the steel wire rope is influenced, and the running stability of the mechanism is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a lifting device for lifting lamp can prevent that wire rope from beating at the lift in-process and changeing, extension wire rope life improves mechanism operation stability ability.
The utility model discloses the technical scheme who adopts does:
a lifting device for lifting a lamp comprises a lifting box, wherein a cross-shaped support frame is arranged below the lifting box, the upper end of a vertical section of the support frame is fixedly connected to the bottom surface of the lifting box, and the lower end of the vertical section is a free end, so that the vertical section of the support frame forms a suspender; the horizontal section of the support frame is fixedly connected to the vertical section, and a pair of pulleys are symmetrically arranged at the positions, outside the two sides of the suspender, of the horizontal section of the support frame, so that the horizontal section of the support frame forms a pulley yoke; a transverse steel wire rope passing channel is arranged on the hanging rod in a penetrating manner, and the height position of the steel wire rope passing channel corresponds to the bottom end positions of the pair of pulleys; the lifting box is provided with a pair of vertical steel wire rope guide channels penetrating through the lifting box from top to bottom, and the position of each steel wire rope guide channel in the horizontal direction corresponds to the outer end edge of each pulley respectively.
The hanger rod is a rectangular plate; the pulley yoke comprises a pair of rectangular clamping plates, and the middle parts of the clamping plates are fixedly connected to the two side surfaces of the hanging rod; the pair of pulleys are clamped at two ends of the pair of clamping plates, and the central shaft of each pulley is respectively and rotatably connected to the pair of clamping plates.
The lifting box is of a round box structure, a conductive splicing cavity is arranged in the middle of the lifting box, and the conductive splicing cavity is opened on the top surface of the lifting box; a circuit mounting plate is arranged on the inner bottom surface of the lifting box, and a conductive pin is arranged at the center of the circuit mounting plate; and a conductive connecting hole is formed in the bottom plate of the lifting box.
And a circular boss protruding upwards is arranged on the top surface of the lifting box corresponding to the conductive splicing cavity.
A pair of through holes are respectively formed in the top plate and the bottom plate of the lifting box, and the through holes in corresponding positions on the top plate and the bottom plate form a steel wire rope guide channel; the diameter of the circuit mounting board is smaller than or equal to the distance between the pair of through holes on the bottom board.
A pair of conductive connecting holes are formed in a bottom plate of the lifting box and are located in a first diameter direction of the lifting box, a pair of through holes in the bottom plate are located in a second diameter direction of the lifting box, and the first diameter direction is perpendicular to the second diameter direction.
The lifting box is of a box-shaped structure with an open bottom end, a split type bottom plate is arranged at the bottom of the lifting box, and the bottom plate is fixedly connected to the side wall of the conductive plug cavity through a line connecting plate.
The utility model has the advantages that:
a lifting device for lifting lamps is characterized in that a lifting body of the lifting lamp is formed by combining a lifting box and a cross-shaped support frame below the lifting box, the support frame is fixedly connected to the bottom surface of the lifting box through a vertical suspension rod, the lower end of the suspension rod is a free end, and a lamp holder for supporting the lifting lamp can be fixedly installed through the free end of the suspension rod; a pair of pulleys are symmetrically arranged on the horizontal section of the supporting frame to form a pulley frame; a transverse steel wire rope passing channel is arranged on the hanging rod in a penetrating manner, a pair of vertical steel wire rope guide channels is arranged on the lifting box in a penetrating manner, a lifting steel wire rope of the lifting lamp passes through the steel wire rope guide channel on one side from top to bottom, bypasses the pulley on the corresponding end of the pulley frame, extends to the pulley on the other end through the steel wire rope passing channel, and then passes through the steel wire rope guide channel on the other side, the lifting steel wire rope pulls the lifting body to lift up and down through the pair of pulleys, the pair of vertical steel wire rope guide channels, the pair of pulleys and the transverse steel wire rope passing channel provide guidance for the lifting steel wire rope, meanwhile, the descending section and the ascending section of the lifting steel wire rope are limited and separated, the descending section and the ascending section of the lifting steel wire rope cannot twist mutually, and the service life of the steel wire rope can be prolonged, the running stability of the mechanism is improved.
Drawings
Fig. 1 is a schematic structural view of a lifting device for lifting a lamp according to the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a bottom view of FIG. 1;
fig. 5 is a schematic structural view of the lifting device structure for lifting lamps and lanterns when winding the lifting wire rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, an object of the present invention is to provide a lifting device for lifting lamps, so as to solve the problems existing in the prior art, prevent the rotation of a steel wire rope in the lifting process, prolong the service life of the steel wire rope, and improve the stability of the mechanism.
The technical scheme adopted in the first embodiment is as follows:
a lifting device for lifting lamps is characterized in that a steel wire rope hoisting lifting mechanism is arranged on a fixed seat of a conventional lifting lamp in the prior art, and the hoisting mechanism pulls a lifting body to drive the lamp to lift up and down through a lifting steel wire rope 20; the improvement of the application is that a lifting box 1 and a supporting frame 2 are combined to form a lifting body of the lifting lamp; the major structure of this application is a lift box 1 and a support frame 2 promptly, and support frame 2 is "ten" font, and support frame 2 is fixed to be set up in the below of lift box, can make up the lifting body overall structure who constitutes lift lamps and lanterns by two subassemblies of "ten" font support frame of lift box and lift box below, and spare part is small in quantity, and installation built-up connection technology is simple.
Specifically, the upper end fixed connection of the vertical section of the support frame 2 that will have "ten" font structure is on the bottom surface of lift box 1, and the lower extreme of vertical section is the free end, can set up lewis hole 210 at jib 21 lower extreme for the vertical section of support frame 2 constitutes jib 21, can support the lamp holder of lift lamps and lanterns through the free end fixed mounting of the lower extreme of jib 21, and protection shell structures such as cooperation dustcoat provide protection such as dustproof waterproof simultaneously for lamp holder and lift body.
The specific structural characteristics of support frame are: the horizontal section of the support frame is fixedly connected to the vertical section, and a pair of pulleys 23 are symmetrically arranged at the positions, which are positioned outside the two sides of the suspender 21, on the horizontal section of the support frame, so that the horizontal section of the support frame 2 forms a pulley frame 22 which is rotatably arranged on the pulley frame; a transverse through hole is arranged on the suspension rod 21 in a penetrating manner, the transverse through hole is used as a guide channel of the lifting steel wire rope 3 of the lifting lamp along the horizontal direction, so that the steel wire rope passing channel 211 is formed, the height position of the steel wire rope passing channel 211 corresponds to the bottom end position of the pair of pulleys 23, after the lifting steel wire rope 3 bypasses one pulley 23, the lifting steel wire rope can directly pass through the steel wire rope passing channel 211 along the horizontal direction and then bypasses the other pulley 23, and the part, located between the two pulleys 23, of the lifting steel wire rope 20 cannot be blocked by the suspension rod 21.
A pair of vertical steel wire rope guide channels 11 penetrating through the lifting box from top to bottom are symmetrically arranged on the left side and the right side of the lifting box 1, the position of each steel wire rope guide channel 11 in the horizontal direction corresponds to the outer end edge of each pulley 23 respectively, the lifting steel wire rope firstly passes through the steel wire rope guide channel 11 on one side of the lifting box 1 from top to bottom in the vertical direction, bypasses the pulleys 23 on corresponding positions on a horizontal pulley frame 22 of the support frame 2, then passes through a steel wire rope passing channel 211 in the horizontal direction, then bypasses the pulley at the other end of the horizontal pulley frame 22, finally passes through the steel wire rope guide channel 11 on the other side of the lifting box 1 from bottom to top, finally, a steel wire rope winches and lifts, the lifting body is pulled to lift up and down by the pair of pulleys, and the pair of vertical steel wire rope guide channels, the pair of pulleys and the horizontal steel wire rope passing channel provide guide for the lifting steel wire rope, meanwhile, the descending section and the ascending section of the lifting steel wire rope are separated in a limiting mode, the descending section and the ascending section of the lifting steel wire rope 20 cannot twist, and meanwhile the descending section and the ascending section of the lifting steel wire rope 20 cannot be wound and rotated mutually, so that the service life of the lifting steel wire rope can be prolonged, and the running stability of the mechanism can be improved.
Further, the specific structure of the boom 21 is as follows:
the hanger bar 21 is formed of a rectangular plate.
The specific structure of the pulley yoke 22 is as follows:
the main structure of the pulley yoke 22 is a pair of rectangular clamping plates 221, the pair of clamping plates 221 are clamped on two side surfaces of the suspension rod 21, and the middle parts of the inner side surfaces of the pair of clamping plates 221 are fixedly connected on the two side surfaces of the suspension rod 21, so that the pulley yoke has high strength and stable and reliable support; the pair of pulleys 23 are interposed in a space between both ends of the pair of clamping plates 221, and a central shaft of each pulley 23 is rotatably connected to the pair of clamping plates 221, respectively, i.e., the pair of pulleys 23 are rotatably disposed inside both ends of the pair of clamping plates 221.
The specific structure of the lifting box 1 is as follows:
the lifting box 1 adopts a round box structure, a conductive splicing cavity 12 is arranged in the middle of the lifting box 1, and the conductive splicing cavity 12 is opened on the top surface of the lifting box 1; the inner bottom surface of the lifting box 1 is provided with a circuit mounting plate 13, the lower end of the conductive plug-in cavity 12 is fixedly connected to the upper surface of the circuit mounting plate 13, the center of the circuit mounting plate 13 is provided with a vertical conductive plug pin 14, when the lifting body is pulled to be upwards lifted to be matched and plugged with the fixed seat through the lifting steel wire rope, the conductive plug pin 14 can be matched and plugged with a corresponding conductive plug-in hole in the fixed seat to be connected, so that a power supply connecting circuit can be provided for a lamp cap of a lifting lamp, and the structural characteristics of a specific lamp cap and the fixed seat are not involved in the application, so that the structural characteristics of the specific lamp cap and the fixed seat are not shown in the specification drawing of the application, and the technical scheme of related products which are previously applied by an applicant can be directly adopted.
The bottom plate of the lifting box 1 and the circuit mounting plate are also provided with conductive connecting holes 15, so that power supply wires of the lamp holder can be conveniently laid upwards from the lamp holder along the hanging rod and pass through the conductive connecting holes 15 to be connected to the conductive pins 14, and the electric circuit of the lamp holder is communicated.
Furthermore, a circle of circular boss 16 protruding upwards is arranged at a position corresponding to the conductive insertion cavity 12 on the top surface of the lifting box 1, and when the lifting body is pulled by the lifting steel wire rope to rise upwards to be inserted in the fixed seat in a matched manner, insertion guide can be provided through the circular boss 16, so that the lifting box is convenient to operate, and is stable and reliable.
Furthermore, a pair of first through holes 181 is arranged on the top plate of the lifting box 1, a pair of second through holes 171 is arranged on the bottom plate 17, and one first through hole 181 and one second through hole 171 on the same side of the top plate and the bottom plate 17 of the lifting box 1 at corresponding positions form a steel wire rope guide channel 11; the diameter of the line mounting plate 13 is smaller than or equal to the distance between the pair of through holes on the bottom plate, so that the line mounting plate 13 does not influence and obstruct the lifting operation of the lifting steel wire rope in the steel wire rope guide channel.
Furthermore, a pair of conductive connecting holes 15 is also arranged on the bottom plate of the lifting box 1, the pair of conductive connecting holes 15 is positioned in a first diameter direction of the lifting box 1, the pair of through holes on the bottom plate is positioned in a second diameter direction of the lifting box 1, and the first diameter direction and the second diameter direction are perpendicular to each other; the electric connecting wire of the lamp holder can not influence and hinder the lifting operation of the lifting steel wire rope in the steel wire rope guide channel, and is stable and reliable and high in safety factor.
Finally, the lifting box 1 can adopt a box-shaped structure with an open bottom end, a split type bottom plate 17 is arranged at the bottom of the lifting box 1, and the split type bottom plate 17 is convenient for the perforating and laying operation of the lifting steel wire rope in the steel wire rope guide channel and the installation and connection operation of the conductive pins 14 and the circuit connecting plate 13; the bottom plate 17 may be fixedly connected to the side wall of the conductive plug cavity 12 by the circuit connecting plate 13, and the specific structure may be modified according to the common knowledge and the conventional technical means in the field.
The lifting device for lifting lamps of the utility model is composed of a lifting box and a cross-shaped support frame below the lifting box to form a lifting body of the lifting lamp, the support frame is fixedly connected on the bottom surface of the lifting box through a vertical suspender, the lower end of the suspender is a free end, and a lamp holder of the lifting lamp can be fixedly installed and supported through the free end of the suspender; a pair of pulleys are symmetrically arranged on the horizontal section of the supporting frame to form a pulley frame; a transverse steel wire rope passing channel is arranged on the hanging rod in a penetrating manner, a pair of vertical steel wire rope guide channels is arranged on the lifting box in a penetrating manner, a lifting steel wire rope of the lifting lamp passes through the steel wire rope guide channel on one side from top to bottom, bypasses the pulley on the corresponding end of the pulley frame, extends to the pulley on the other end through the steel wire rope passing channel, and then passes through the steel wire rope guide channel on the other side, the lifting steel wire rope pulls the lifting body to lift up and down through the pair of pulleys, the pair of vertical steel wire rope guide channels, the pair of pulleys and the transverse steel wire rope passing channel provide guidance for the lifting steel wire rope, meanwhile, the descending section and the ascending section of the lifting steel wire rope are limited and separated, the descending section and the ascending section of the lifting steel wire rope cannot twist mutually, and the service life of the steel wire rope can be prolonged, the running stability of the mechanism is improved.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (7)
1. A lifting device for lifting a lamp is characterized in that: the lifting device comprises a lifting box, wherein a cross-shaped support frame is arranged below the lifting box, the upper end of a vertical section of the support frame is fixedly connected to the bottom surface of the lifting box, and the lower end of the vertical section is a free end, so that the vertical section of the support frame forms a suspender; the horizontal section of the support frame is fixedly connected to the vertical section, and a pair of pulleys are symmetrically arranged at the positions, outside the two sides of the suspender, of the horizontal section of the support frame, so that the horizontal section of the support frame forms a pulley yoke; a transverse steel wire rope passing channel is arranged on the hanging rod in a penetrating manner, and the height position of the steel wire rope passing channel corresponds to the bottom end positions of the pair of pulleys; the lifting box is provided with a pair of vertical steel wire rope guide channels penetrating through the lifting box from top to bottom, and the position of each steel wire rope guide channel in the horizontal direction corresponds to the outer end edge of each pulley respectively.
2. Lifting device for lifting light fixtures according to claim 1 characterized in that: the hanger rod is a rectangular plate; the pulley yoke comprises a pair of rectangular clamping plates, and the middle parts of the clamping plates are fixedly connected to the two side surfaces of the hanging rod; the pair of pulleys are clamped at two ends of the pair of clamping plates, and the central shaft of each pulley is respectively and rotatably connected to the pair of clamping plates.
3. Lifting device for lifting light fixtures according to claim 2 characterized in that: the lifting box is of a round box structure, a conductive splicing cavity is arranged in the middle of the lifting box, and the conductive splicing cavity is opened on the top surface of the lifting box; a circuit mounting plate is arranged on the inner bottom surface of the lifting box, and a conductive pin is arranged at the center of the circuit mounting plate; and a bottom plate of the lifting box is provided with a conductive connecting hole.
4. Lifting device for lifting light fixtures according to claim 3 characterized in that: and a circular boss protruding upwards is arranged on the top surface of the lifting box corresponding to the conductive splicing cavity.
5. Lifting device for lifting light fixtures according to claim 4 characterized in that: a pair of through holes are respectively formed in the top plate and the bottom plate of the lifting box, and the through holes in corresponding positions on the top plate and the bottom plate form a steel wire rope guide channel; the diameter of the circuit mounting board is smaller than or equal to the distance between the pair of through holes on the bottom board.
6. Lifting device for lifting light fixtures according to claim 5 characterized in that: a pair of conductive connecting holes are formed in a bottom plate of the lifting box and are located in a first diameter direction of the lifting box, a pair of through holes in the bottom plate are located in a second diameter direction of the lifting box, and the first diameter direction is perpendicular to the second diameter direction.
7. Lifting device for lifting light fixtures according to claim 6 characterized in that: the lifting box is of a box-shaped structure with an open bottom end, a split type bottom plate is arranged at the bottom of the lifting box, and the bottom plate is fixedly connected to the side wall of the conductive plug cavity through a line connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221770376.7U CN217503585U (en) | 2022-07-07 | 2022-07-07 | Lifting device for lifting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221770376.7U CN217503585U (en) | 2022-07-07 | 2022-07-07 | Lifting device for lifting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217503585U true CN217503585U (en) | 2022-09-27 |
Family
ID=83342393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221770376.7U Active CN217503585U (en) | 2022-07-07 | 2022-07-07 | Lifting device for lifting lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217503585U (en) |
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2022
- 2022-07-07 CN CN202221770376.7U patent/CN217503585U/en active Active
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