Height-adjustable ceiling lamp suspender

Abstract

The utility model discloses a ceiling lamp suspender with adjustable height, which comprises a threaded rod, a fixed seat fixedly arranged at one end of the threaded rod and fixedly mounted with an external ceiling, a threaded sleeve arranged on the outer surface of the threaded rod in a threaded manner, a support block fixedly arranged at one end of the threaded sleeve, and a connecting rod fixedly arranged on the support block, a connecting piece is arranged on the bottom face of the supporting block, a supporting piece is arranged on the bottom face of the connecting piece, and a lamp holder is arranged on the bottom face of the supporting piece. And the control mechanism comprises a fixing plate, the bottom face of the fixing plate is fixedly connected with the top face of the supporting block, a reset spring is fixedly arranged on one side of the fixing plate, a connecting plate is fixedly arranged at the end, away from the fixing plate, of the reset spring, and a limiting rod is fixedly connected to one side of the connecting plate. According to the height-adjustable ceiling lamp suspender, the height can be conveniently adjusted, the control mechanism is arranged, the suspender can be conveniently prevented from falling off, and safety is high.

Description

Technical Field

[0001] The utility model relates to the technical field of medical hanging lamps, in particular to a hanging lamp rod with adjustable height. Background Art

[0002] As an indispensable lighting equipment in hospitals and medical facilities, medical chandeliers have multiple functions and characteristics and can meet the needs of medical work. There are many types of medical chandeliers, including surgical shadowless lamps, examination lamps, treatment lamps, etc. Surgical shadowless lamps are suitable for operating rooms to provide doctors with a shadow-free lighting environment. Examination lamps are mainly used in examination rooms to meet the needs of doctors to observe the patient's condition; treatment lamps are suitable for treatment areas to provide patients with soft and comfortable lighting.

[0003] The applicant has searched the existing chandeliers and found that the existing hanging lamps usually do not have their own height adjustment structure. When the height needs to be adjusted, the suspension rod is usually directly disassembled and replaced, and the whole operation process is relatively cumbersome. A chandelier disclosed in Chinese Patent No. CN213334011U includes an outer sleeve, the top inner side wall of the outer sleeve is provided with a first internal thread section, the bottom inner side wall of the outer sleeve is provided with a second internal thread section, and the top of the outer sleeve is connected to the ceiling cup; the second connecting section includes an inner sleeve, the top outer side wall of the inner sleeve is provided with a first external thread section, the first external thread section can be connected with the first internal thread section or the second internal thread section, and the bottom end of the inner sleeve is connected to the lamp body, which can change the height of the lamp body without disconnecting the cable, thereby obtaining different lighting effects and better meeting different usage scenarios and decoration requirements.

[0004] However, the applicant has found that when using a chandelier with adjustable height, the connection stability of the lamp hanger connected by threads is poor. When the lamp is used for a long time, the threads are worn or corroded, and there is a risk of falling off, which has low safety.

[0005] Therefore, in view of the above problems, it is necessary for the applicant to design a chandelier hanging rod with adjustable height to solve the problem. Summary of the invention

[0006] The purpose of the utility model is to provide a height-adjustable hanging rod for a chandelier to solve the problems mentioned in the above background technology.

[0007] To achieve the above purpose, the utility model provides the following technical solution: a height-adjustable chandelier hanger, comprising a threaded rod, one end of which is fixedly provided with a fixing seat, and the fixing seat is fixedly installed with an external ceiling,

[0008] It also includes: a threaded sleeve, the threads of which are arranged on the outer surface of the threaded rod, and a support block is fixedly arranged at one end of the threaded sleeve;

[0009] The control mechanism comprises a fixed plate, and the bottom surface of the fixed plate is fixedly connected to the top surface of the support block, a return spring is fixedly arranged on one side of the fixed plate, a connecting plate is fixedly arranged on one end of the return spring away from the fixed plate, and a limiting rod is fixedly connected to one side of the connecting plate.

[0010] Furthermore, a connecting piece is disposed on the bottom surface of the supporting block, a supporting piece is disposed on the bottom surface of the connecting piece, and a lamp holder is disposed on the bottom surface of the supporting piece.

[0011] Furthermore, a mounting frame is provided on the outer surface of the support member, and a lampshade is provided on the outer side of the mounting frame.

[0012] Furthermore, a steel wire rope is fixedly provided at one end of the threaded rod, a winding roller is wound around one end of the steel wire rope away from the threaded rod, and both ends of the winding roller are integrally connected to a limiting plate.

[0013] Furthermore, an extension rod is fixedly connected to the outer side of the limit plate, and one end of the extension rod away from the limit plate movably penetrates the outer surface of the threaded sleeve and extends to the outside of the threaded sleeve. A limiting groove is provided on the outer surface of the extension rod, and the limiting groove is adapted to the limit rod.

[0014] Furthermore, a connecting rod is fixedly provided on the top surface of the connecting plate, and a push-pull plate is provided on the top surface of the connecting rod.

[0015] Furthermore, a sliding rod is fixedly provided on the bottom surface of the connecting plate, a sliding rail is slidably provided on the outer surface of the sliding rod, and the bottom surface of the sliding rail is fixedly connected to the top surface of the supporting member.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the height-adjustable chandelier hanging rod is convenient for adjusting the height, and is provided with a control mechanism to prevent the hanging rod from falling off, and has high safety. The specific contents are as follows:

[0017] 1. A threaded rod, a threaded sleeve and a control mechanism are provided. When in use, the height of the lamp head can be adjusted by rotating the threaded sleeve, which is convenient for use. When the threaded rod and the threaded sleeve move relative to each other, the threaded sleeve pulls the wire rope to move, and the movement of the wire rope drives the winding roller to rotate. The rotation of the winding roller drives the limit plate to rotate, and the rotation of the limit plate drives the extension rod to rotate. When the height is adjusted, the control mechanism is used to limit the rotation of the extension rod, which is convenient for controlling the wire rope. When the threaded sleeve falls off, the wire rope will pull the threaded sleeve to prevent it from falling off, which is highly safe.

[0018] 2. A control mechanism is provided. When in use, external force is used to pull the push-pull plate, and the push-pull plate will pull the connecting plate to move. The movement of the connecting plate will drive the limit rod away from the extension rod. At the same time, the reset spring generates elastic force. When the height of the lamp head is adjusted, fine-tune the extension rod so that the limit groove on the extension rod is aligned with the limit rod, and then release the external force control. The elastic force of the reset spring will push the connecting plate to move, and the connecting plate will drive the limit rod to insert into the limit groove, which is convenient for controlling the extension rod, easy to operate, and high work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0020] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 3 This is a schematic diagram of the connection structure between the threaded rod and the threaded sleeve of the utility model;

[0022] Figure 4 This is a schematic diagram of the connection structure between the winding roller and the wire rope of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the control mechanism of the utility model.

[0024] In the figure: 1. threaded rod; 2. control mechanism; 10. fixing seat; 11. threaded sleeve; 12. support block; 13. connecting piece; 14. supporting piece; 15. lamp holder; 16. lampshade; 17. mounting frame; 20. fixing plate; 21. reset spring; 22. connecting plate; 23. limiting rod; 24. connecting rod; 25. push-pull plate; 26. sliding rod; 27. sliding rail; 110. wire rope; 111. winding roller; 112. limiting plate; 113. extension rod; 114. limiting groove. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figure 1-Figure 5As shown, the utility model is a height-adjustable chandelier hanger, comprising: a threaded rod 1, one end of the threaded rod 1 is fixedly provided with a fixing seat 10, and the fixing seat 10 is fixedly installed with the external ceiling, and also comprises a threaded sleeve 11, the thread is arranged on the outer surface of the threaded rod 1, one end of the threaded sleeve 11 is fixedly provided with a support block 12, the bottom surface of the support block 12 is provided with a connecting member 13, the bottom surface of the connecting member 13 is provided with a supporting member 14, and the bottom surface of the supporting member 14 is provided with a lamp holder 15, the outer surface of the supporting member 14 is provided with a mounting frame 17, and the mounting frame 17 is provided with a mounting bracket 17. A lampshade 16 is arranged on the outside, a steel wire rope 110 is fixedly arranged at one end of the threaded rod 1, a winding roller 111 is wound around the end of the steel wire rope 110 away from the threaded rod 1, and both ends of the winding roller 111 are integrally connected with a limiting plate 112, an extension rod 113 is fixedly connected to the outside of the limiting plate 112, and the end of the extension rod 113 away from the limiting plate 112 movably penetrates the outer surface of the threaded sleeve 11 and extends to the outside of the threaded sleeve 11, a limiting groove 114 is arranged on the outer surface of the extension rod 113, and the limiting groove 114 is adapted to the limiting rod 23.

[0027] Through the above structural design, when in use, the height of the lamp holder 15 can be adjusted by rotating the threaded sleeve 11, which is convenient for use. When the height of the lamp holder 15 is lowered, the threaded sleeve 11 descends, and the extension rod 113 is rotated by external force, so that the winding roller 111 winds the wire rope 110. When the height of the lamp holder 15 is raised, the threaded sleeve 11 rises, and the threaded sleeve 11 pulls the wire rope 110 to move. The movement of the wire rope 110 is convenient to drive the winding roller 111 to rotate. The rotation of the winding roller 111 will drive the limit plate 112 to rotate. The rotation of the limit plate 112 will drive the extension rod 113 to rotate. When the height adjustment is completed, the control mechanism 2 is used to limit the rotation of the extension rod 113, which will facilitate the control of the wire rope 110. When the threaded sleeve 11 accidentally falls off, the wire rope 110 will pull the threaded sleeve 11 to prevent the threaded sleeve 11 from falling off, which has high safety.

[0028] The control mechanism 2 includes a fixed plate 20, and the bottom surface of the fixed plate 20 is fixedly connected to the top surface of the support block 12, a return spring 21 is fixedly provided on one side of the fixed plate 20, a connecting plate 22 is fixedly provided on the end of the return spring 21 away from the fixed plate 20, and a limiting rod 23 is fixedly connected to one side of the connecting plate 22, a connecting rod 24 is fixedly provided on the top surface of the connecting plate 22, and a push-pull plate 25 is provided on the top surface of the connecting rod 24, a sliding rod 26 is fixedly provided on the bottom surface of the connecting plate 22, a sliding rail 27 is slidably provided on the outer surface of the sliding rod 26, and the bottom surface of the sliding rail 27 is fixedly connected to the top surface of the support member 14.

[0029] With the above structural design, when in use, external force is used to pull the push-pull plate 25, and the push-pull plate 25 will pull the connecting plate 22 to move. The movement of the connecting plate 22 will drive the limiting rod 23 to move away from the extension rod 113. At the same time, the reset spring 21 generates elastic force. When the height of the lamp holder 15 is adjusted, the extension rod 113 is fine-tuned so that the limiting groove 114 on the extension rod 113 is aligned with the limiting rod 23, and then the external force control is released. The elastic force of the reset spring 21 will push the connecting plate 22 to move, and the connecting plate 22 will drive the limiting rod 23 to insert into the limiting groove 114, so as to facilitate the control of the extension rod 113, and the operation is convenient and the work efficiency is high. Working principle: When using the adjustable height chandelier hanger, use external force to pull the push-pull plate 25, the push-pull plate 25 will pull the connecting plate 22 to move, the movement of the connecting plate 22 will drive the limit rod 23 away from the extension rod 113, and the reset spring 21 will generate elastic force, and then the height of the lamp head 15 can be adjusted by rotating the threaded sleeve 11. When the height of the lamp head 15 is lowered, the threaded sleeve 11 descends, and the extension rod 113 is rotated by external force, so that the winding roller 111 winds the wire rope 110. When the height of the lamp head 15 is raised, the threaded sleeve 11 rises, the threaded sleeve 11 pulls the wire rope 110 to move, and the movement of the wire rope 110 facilitates the winding roller 111 rotates, the rotation of the winding roller 111 will drive the limit plate 112 to rotate, and the rotation of the limit plate 112 will drive the extension rod 113 to rotate. When the height of the lamp head 15 is adjusted, fine-tune the extension rod 113 so that the limit groove 114 on the extension rod 113 is aligned with the limit rod 23, and then release the external force control. The elastic force of the reset spring 21 will push the connecting plate 22 to move, and the connecting plate 22 will drive the limit rod 23 to insert into the limit groove 114, so as to facilitate the control of the extension rod 113 and the control of the wire rope 110. Whenever the threaded sleeve 11 accidentally falls off, the wire rope 110 will pull the threaded sleeve 11 to prevent the threaded sleeve 11 from falling off, which has high safety.

[0030] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A height-adjustable chandelier hanger, comprising a threaded rod (1), one end of the threaded rod (1) being fixedly provided with a fixing seat (10), and the fixing seat (10) being fixedly mounted to an external ceiling, It is characterized in that Also includes: A threaded sleeve (11), wherein a thread is provided on the outer surface of the threaded rod (1), and a support block (12) is fixedly provided at one end of the threaded sleeve (11); A control mechanism (2), the control mechanism (2) comprising a fixed plate (20), wherein the bottom surface of the fixed plate (20) is fixedly connected to the top surface of the support block (12), a return spring (21) is fixedly arranged on one side of the fixed plate (20), a connecting plate (22) is fixedly arranged on one end of the return spring (21) away from the fixed plate (20), and a limiting rod (23) is fixedly connected to one side of the connecting plate (22).

2. The height-adjustable chandelier hanger according to claim 1, characterized in that: The bottom surface of the support block (12) is provided with a connecting piece (13), the bottom surface of the connecting piece (13) is provided with a supporting piece (14), and the bottom surface of the supporting piece (14) is provided with a lamp holder (15).

3. The height-adjustable chandelier hanger according to claim 2, characterized in that: A mounting frame (17) is provided on the outer surface of the support member (14), and a lampshade (16) is provided on the outer side of the mounting frame (17).

4. The height-adjustable chandelier hanger according to claim 1, characterized in that: A steel wire rope (110) is fixedly disposed at one end of the threaded rod (1), a winding roller (111) is wound around one end of the steel wire rope (110) away from the threaded rod (1), and both ends of the winding roller (111) are integrally connected to a limit plate (112).

5. The height-adjustable chandelier hanger according to claim 4, characterized in that: The outer side of the limiting plate (112) is fixedly connected to an extension rod (113), and one end of the extension rod (113) away from the limiting plate (112) movably penetrates the outer surface of the threaded sleeve (11) and extends to the outside of the threaded sleeve (11), and a limiting groove (114) is provided on the outer surface of the extension rod (113), and the limiting groove (114) is adapted to the limiting rod (23).

6. The height-adjustable chandelier hanger according to claim 5, characterized in that: A connecting rod (24) is fixedly provided on the top surface of the connecting plate (22), and a push-pull plate (25) is provided on the top surface of the connecting rod (24).

7. The height-adjustable chandelier hanger according to claim 6, characterized in that: A sliding rod (26) is fixedly provided on the bottom surface of the connecting plate (22), a sliding rail (27) is slidably provided on the outer surface of the sliding rod (26), and the bottom surface of the sliding rail (27) is fixedly connected to the top surface of the support member (14).

Images