Lamp protective cover

Abstract

The utility model provides a lamp protective cover, which relates to the technical field of lamps and comprises a lampshade and a connecting piece, a fixed cylinder is mounted on the upper portion of the inner side of the connecting piece, a push rod is movably mounted in the fixed cylinder, a moving block is mounted at the lower end of the push rod, and a connecting shaft is arranged on the side face of the lower portion of the moving block. The movable block is movably connected with a push rod through a connecting shaft, a movable shaft is installed at the lower end of the push rod, the push rod is movably connected with a clamping piece through the movable shaft, a hook is installed on the lower portion of the clamping piece, a ring is connected to the inner side of the connecting piece through a fixing column, a limiting piece is installed on the side face of the ring, and a center shaft is installed on the inner side of the connecting piece. The pushing rod can push the clamping piece to move with the center shaft as the center, the pushing rod pushes the upper portion of the clamping piece to contract inwards, at the moment, the lower portion of the clamping piece expands outwards, the hook on the lower portion of the clamping piece moves out of the notch in the connecting ring step by step, and at the moment, the lamp cover only needs to be connected at the lower portion. Therefore, the purpose of convenient disassembly is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of lamps, and more specifically, particularly relates to a lamp protective cover. Background Art

[0002] Lamps are a general term for lighting tools, which are divided into chandeliers, table lamps, wall lamps, floor lamps, etc. It refers to an appliance that can transmit light, distribute and change the light distribution of a light source, including all parts required to fix and protect the light source except the light source, as well as the line accessories necessary for connecting to the power supply.

[0003] Based on the above, the inventors have discovered the following problems: at present, when lamps are in use, most of them are equipped with protective covers on the outside to protect the lamps inside. However, at present, most of the protective covers are connected and installed through threads at the connection and upper connecting parts. After the installation is completed, the internal lamps will be damaged due to long-term use. When disassembling and installing the protective cover, it is necessary to grasp the protective cover by hand to rotate it. Generally, the protective cover is large and is very inconvenient to rotate by hand. At the same time, special care is required. Rotating the protective cover with force may also cause damage to the protective cover.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a lamp protection cover is provided to achieve a purpose with greater practical value. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a lamp protection cover to solve the problem that the existing protection cover is not convenient to disassemble.

[0006] The purpose and effect of the lamp protection cover of the utility model are achieved by the following specific technical means:

[0007] A lamp protective cover comprises a lamp cover and a connecting piece, wherein a fixed cylinder is installed on the inner upper part of the connecting piece, a push rod is movably installed inside the fixed cylinder, a moving block is installed on the lower end of the push rod, a connecting shaft is provided on the lower side of the moving block, the moving block is movably connected to the push rod via the connecting shaft, a movable shaft is installed on the lower end of the push rod, the push rod is movably connected to a clamping piece via the movable shaft, a hook is installed on the lower part of the clamping piece, the inner side of the connecting piece is connected with a ring via a fixed column, a limiting piece is installed on the side of the ring, and a center shaft is installed on the inner side of the connecting piece.

[0008] Furthermore, the connecting member is movably connected via a central axis and a clamping member, and the number of the clamping member and the movable axis is four and they are arranged in a circle.

[0009] Furthermore, a connecting ring is installed on the upper part of the lampshade, a notch is opened on the connecting ring, the positions of the hook and the notch correspond, and the hook is located inside the notch.

[0010] Furthermore, a threaded barrel is installed in the middle of the upper part of the connecting member, the internal thread of the threaded barrel is connected to a screw rod, and the lower end of the screw rod is rotatably connected to the middle part of the pushing rod.

[0011] Furthermore, a limiting groove is provided on the inner side of the fixing tube, and a limiting strip is provided on the side of the pushing rod. The width of the limiting strip matches the width of the limiting groove, and the limiting strip is located inside the limiting groove.

[0012] Furthermore, the diameter of the connecting ring is matched with the inner diameter of the ring, and the connecting ring is located on the inner side of the ring.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The movable block in the utility model can move downward by driving the push rod to move through the connecting shaft, and the push rod can push the clamping part to move through the movable shaft. Because the clamping part is connected through the central shaft and the ring, the push rod will push the clamping part to move around the central shaft, and the push rod will push the upper part of the clamping part to contract inwardly. At this time, the lower part of the clamping part will expand outwardly, and the hook at the lower part of the clamping part will gradually move out from the inside of the notch on the connecting ring. At this time, it is only necessary to catch the lampshade at the lower part, thereby achieving the purpose of convenient disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall external schematic diagram of a lamp protective cover of the utility model.

[0016] Figure 2 The utility model is a schematic diagram of the internal assembly of a lamp protective cover.

[0017] Figure 3 The utility model is a schematic diagram of the interior front of a lamp protection cover.

[0018] Figure 4 The utility model is a schematic diagram of a lampshade part of a lamp protective cover.

[0019] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0020] 1. Lampshade; 2. Connecting piece; 3. Threaded barrel; 4. Screw; 5. Fixed barrel; 6. Moving rod; 7. Limiting groove; 8. Limiting strip; 9. Moving block; 10. Connecting shaft; 11. Pushing rod; 12. Movable shaft; 13. Snap-on piece; 14. Hook; 15. Fixed column; 16. Ring; 17. Limiting piece; 18. Center shaft; 19. Connecting ring; 20. Notch. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] Example:

[0025] As attached Figure 1 To Attachment Figure 4 As shown:

[0026] The utility model provides a lamp protection cover, comprising a lamp cover 1 and a connecting member 2, wherein a fixed cylinder 5 is installed on the inner upper part of the connecting member 2, a moving rod 6 is movably installed inside the fixed cylinder 5, a moving block 9 is installed on the lower end of the moving rod 6, a connecting shaft 10 is arranged on the lower side of the moving block 9, the moving block 9 is movably connected to a push rod 11 through the connecting shaft 10, a movable shaft 12 is installed on the lower end of the push rod 11, the push rod 11 is movably connected to a clamping member 13 through the movable shaft 12, a hook 14 is installed on the lower part of the clamping member 13, a ring 16 is connected to the inner side of the connecting member 2 through a fixed column 15, a limiting member 17 is installed on the side of the ring 16, a central shaft 18 is installed on the inner side of the limiting member (17), the limiting member (17) is movably connected to the clamping member 13 through the central shaft 18, and the clamping member 13 There are four movable shafts 12, which are arranged in a circle. A connecting ring 19 is installed on the upper part of the lampshade 1. A notch 20 is opened on the connecting ring 19. The positions of the hook 14 and the notch 20 correspond. The hook 14 is located inside the notch 20. The moving block 9 can move downward by driving the push rod 11 to move through the connecting shaft 10. The push rod 11 can push the clamping part 13 to move through the movable shaft 12. Because the clamping part 13 is connected to the ring 16 through the central axis 18, the push rod 11 will push the clamping part 13 to move around the central axis 18. The push rod 11 pushes the upper part of the clamping part 13 to shrink inward. At this time, the lower part of the clamping part 13 will expand outward, and the hook 14 at the lower part of the clamping part 13 will gradually move out from the notch 20 on the connecting ring 19. At this time, it is only necessary to catch the lampshade 1 at the bottom.

[0027] Among them, a threaded barrel 3 is installed in the middle of the upper part of the connecting part 2, and the internal thread of the threaded barrel 3 is connected to the screw 4. The lower end of the screw 4 is rotatably connected to the middle part of the moving rod 6. The screw 4 is rotated and cooperated with the threaded barrel 3 to gradually move downward. When the screw 4 moves downward, it will push the lower moving rod 6 to move downward synchronously. When the moving rod 6 moves downward, it can push the lower moving block 9 to move downward.

[0028] Among them, a limiting groove 7 is opened on the inner side of the fixed tube 5, and a limiting strip 8 is set on the side of the moving rod 6. The width of the limiting strip 8 is adapted to the width of the limiting groove 7. The limiting strip 8 is located inside the limiting groove 7, which makes the moving rod 6 move more smoothly.

[0029] The diameter of the connecting ring 19 is matched with the inner diameter of the ring 16 , and the connecting ring 19 is located inside the ring 16 .

[0030] The specific usage and function of this embodiment are as follows:

[0031] In the utility model, the screw rod 4 is first rotated, and the screw rod 4 will gradually move downward by cooperating with the threaded barrel 3. When the screw rod 4 moves downward, it will push the lower moving rod 6 to move downward synchronously. When the moving rod 6 moves downward, it can push the lower moving block 9 to move downward. The moving block 9 can move downward by driving the push rod 11 through the connecting shaft 10. The push rod 11 can push the clamping member 13 to move through the movable shaft 12. Because the clamping member 13 is connected to the ring 16 through the central shaft 18, the push rod 11 will push the clamping member 1 The push rod 11 moves around the central axis 18, and the upper part of the clamping member 13 is pushed inward by the push rod 11 to shrink. At this time, the lower part of the clamping member 13 will expand outward, and the hook 14 at the lower part of the clamping member 13 will gradually move out from the inside of the notch 20 on the connecting ring 19. At this time, it is only necessary to catch the lampshade 1 at the lower part. Similarly, during installation, the connecting ring 19 at the upper part of the lampshade 1 is pushed to the inner side of the ring 16, and the screw rod 4 is moved upward to push the hook 14 to the inside of the notch 20, thereby completing the installation of the lampshade 1.

[0032] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A lamp protection cover, comprising a lamp cover (1) and a connecting piece (2), characterized in that: A fixed cylinder (5) is installed on the upper inner part of the connecting member (2), a moving rod (6) is movably installed inside the fixed cylinder (5), a moving block (9) is installed on the lower end of the moving rod (6), a connecting shaft (10) is provided on the lower side of the moving block (9), the moving block (9) is movably connected to a pushing rod (11) via the connecting shaft (10), a movable shaft (12) is installed on the lower end of the pushing rod (11), the pushing rod (11) is movably connected to a clamping member (13) via the movable shaft (12), a hook (14) is installed on the lower part of the clamping member (13), the inner side of the connecting member (2) is connected to a ring (16) via a fixed column (15), a limiting member (17) is installed on the side of the ring (16), and a central shaft (18) is installed on the inner side of the limiting member (17).

2. A lamp protection cover as claimed in claim 1, characterized in that: The limiting member (17) is movably connected to the clamping member (13) via a central axis (18); the number of the clamping member (13) and the movable axis (12) is four and they are respectively arranged in a circle.

3. A lamp protection cover as claimed in claim 1, characterized in that: A connecting ring (19) is installed on the upper part of the lampshade (1), a notch (20) is provided on the connecting ring (19), the positions of the hook (14) and the notch (20) correspond, and the hook (14) is located inside the notch (20).

4. A lamp protection cover as claimed in claim 1, characterized in that: A threaded barrel (3) is installed in the middle of the upper part of the connecting member (2), and a screw rod (4) is connected to the inner thread of the threaded barrel (3), and the lower end of the screw rod (4) is rotatably connected to the middle part of the moving rod (6).

5. A lamp protection cover as claimed in claim 4, characterized in that: A limiting groove (7) is provided on the inner side of the fixed cylinder (5), and a limiting strip (8) is provided on the side of the movable rod (6). The width of the limiting strip (8) matches the width of the limiting groove (7), and the limiting strip (8) is located inside the limiting groove (7).

6. A lamp protection cover as claimed in claim 3, characterized in that: The diameter of the connecting ring (19) is matched with the inner diameter of the ring (16), and the connecting ring (19) is located inside the ring (16).

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