CN220870697U

CN220870697U - Anti-drop's quick-witted case and have its stage lamp

Info

Publication number: CN220870697U
Application number: CN202322664656.0U
Authority: CN
Inventors: 蒋伟楷; 请求不公布姓名
Original assignee: Guangzhou Haoyang Electronic Co Ltd
Current assignee: Guangzhou Haoyang Electronic Co Ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-04-30
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses an anti-drop cabinet and a stage lamp with the same, wherein the anti-drop cabinet comprises a bottom frame with a bottom plate, a conical hole is arranged on the bottom plate, the diameter of the conical hole gradually decreases from the inner side to the outer side of the bottom plate, a conical seat is provided with a conical table matched with the conical hole, the conical table is inserted into the conical hole, the end face of the outer side is provided with a threaded hole, and a screw positioned at the outer side of the bottom plate penetrates through a fixing plate and then stretches into the threaded hole to be connected with the conical table. The anti-falling case is matched with the conical hole of the bottom plate through the frustum of the conical seat, and the screw always applies force to the frustum in the direction of reducing the aperture of the conical hole, so that the frustum cannot separate from the conical hole as long as the bottom plate is not broken, the safety of the equipment is greatly improved, and the falling risk of the case is avoided.

Description

Anti-drop's quick-witted case and have its stage lamp

Technical Field

The utility model relates to the technical field of stage lamps, in particular to an anti-drop cabinet and a stage lamp with the same.

Background

Stage lamps are often suspended at a high place, and stage lamp fixation is generally performed through a chassis, and the chassis is fixed by using screws connected with a bottom plate of the chassis. At present, the locking of the screw and the bottom plate is carried out through a nut positioned in the case, the bottom plate is provided with a through hole for accommodating the nut, and a connecting sheet is formed outside the nut for fixing so as to prevent the nut from falling out of the through hole. But once the junction of connection piece and nut breaks, the nut will deviate from the through-hole, and quick-witted case also can lose fixedly, and stage lamp can fall down, brings the potential safety hazard.

Disclosure of utility model

The utility model provides an anti-drop chassis for overcoming at least one defect in the prior art, which can effectively solve the problem that nuts are separated from through holes.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an anti falling's quick-witted case, includes the underframe that has the bottom plate, be provided with the bell mouth on the bottom plate, just the aperture in bell mouth from the bottom plate inboard reduces to the outside gradually, the conical seat have with the frustum of bell mouth adaptation, the frustum inserts and locates in the bell mouth, and outside terminal surface is provided with the screw hole, be located after the screw in the bottom plate outside passes a fixed plate stretches into the screw hole with the frustum is connected.

The anti-falling case is matched with the conical hole of the bottom plate through the frustum of the conical seat, and the screw always applies force to the frustum in the direction of reducing the aperture of the conical hole, so that the frustum cannot separate from the conical hole as long as the bottom plate is not broken, the safety of the equipment is greatly improved, and the falling risk of the case is avoided.

Further, the aperture of the threaded hole is constant. The contact surface of the screw and the frustum is larger, the stress is more dispersed and more uniform, and the risk of structural damage is reduced.

Further, the bottom plate is provided with a thickened portion, and the conical hole is formed in the thickened portion. The design of thickening portion can improve the bottom plate with the intensity of frustum cooperation department avoids taking place the risk of tearing.

Further, the conical seat further comprises a connecting sheet attached to the inner side of the bottom plate and connected with the frustum. The connecting piece further disperses the stress of the frustum, and simultaneously plays a second protection function to prevent the frustum from being separated from the conical hole.

Further, the conical seat is fixed with the bottom plate through a screw penetrating through the connecting sheet. Thereby locking the conical seat to the base plate.

Further, the connection part of the frustum and the connecting piece is transited through a boss, and the width of the interconnection end of the boss and the frustum is equal and smaller than the width of the end of the boss connected with the connecting piece. The boss further increases the application area of the conical table to the connecting sheet, and the tearing risk of the connecting sheet is avoided.

Further, the bottom frame further comprises a front side plate and a rear side plate, wherein the front side plate is used for installing a display screen, the rear side plate is used for installing a socket, the front side plate is used for installing a socket, the chassis further comprises an upper cover, the upper cover comprises a cover plate, a left side plate and a right side plate, the left side plate and the right side plate extend downwards, and the bottom frame is buckled with the upper cover to form a containing cavity for containing a switching power supply. The bottom plate, the cover plate, the front side plate, the rear side plate, the left side plate and the right side plate are respectively used as 6 surfaces of a square body to jointly form a containing cavity.

Further, the bottom frame further comprises handles extending outwards from the left side and the right side of the bottom plate respectively. The handle is used for lifting the case.

Further, the bottom frame is die-cast. Is convenient for mass production, low in cost and high in speed.

The utility model also provides a stage lamp, which comprises any one of the machine cases, an arm pivoted to the machine case, and a lamp cap pivoted to the arm and used for projecting light. When suspending the stage lamp like this, through the fixation of quick-witted case, can effectually prevent dropping of stage lamp.

Drawings

Fig. 1 is a schematic structural view of the anti-drop chassis of the present utility model mated with a fixing plate.

Fig. 2 is a schematic view of the structure of the conical seat of the present utility model.

Fig. 3 is a schematic diagram of a matching structure of a base frame and a conical seat according to the present utility model.

Fig. 4 is a schematic cross-sectional structure of the anti-drop chassis of the present utility model mated with the fixed plate after the upper cover is removed.

In the figure:

100. A bottom frame; 110. a bottom plate; 111. a thickened portion; 1111. a tapered bore; 1112. a receiving groove; 120. a front side plate; 130. a rear side plate; 140. a handle; 200. an upper cover; 210. a cover plate; 211. a left cover; 212. a right cover; 220. a left side plate; 230. a right side plate; 300. a conical seat; 310. a frustum; 311. a threaded hole; 320. a connecting sheet; 321. a screw; 330. a boss; 400. a screw; 500. a fixing plate; 600. a chassis; 610. a receiving chamber; 700. an arm; 800. a lamp cap.

Description of the embodiments

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

Referring to fig. 1 to 4, the utility model provides an anti-drop chassis, which comprises a bottom frame 100 having a bottom plate 110, wherein a tapered hole 1111 is provided on the bottom plate 110, the diameter of the tapered hole 1111 gradually decreases from the inner side to the outer side of the bottom plate 110, a tapered seat 300 is provided with a tapered platform 310 adapted to the tapered hole 1111, the tapered platform 310 is inserted into the tapered hole 1111, a threaded hole 311 is provided on the outer end surface, and a screw 400 located on the outer side of the bottom plate 110 penetrates through a fixing plate 500 and then extends into the threaded hole 311 to be connected with the tapered platform 310.

The anti-drop chassis is matched with the tapered hole 1111 of the bottom plate 110 through the frustum 310 of the tapered seat 300, and the screw 400 always applies force to the frustum 310 in the direction of reducing the aperture of the tapered hole 1111, so that the frustum 310 cannot be separated from the tapered hole 1111 as long as the bottom plate 110 is not broken, the safety of the device is greatly improved, and the dropping risk of the chassis 600 is avoided.

In this embodiment, 2 tapered holes 1111 are formed in the base plate 110, and each tapered hole 1111 corresponds to one of the tapered seats 300 and one of the screws 400.

In this embodiment, the threaded hole 311 extends through the frustum 310.

Optionally, the chassis 600 is fixed to the fixing plate 500 by the screws 400, and then the fixing plate 500 is fixed to the truss, or the fixing plate 500 and the bottom plate 110 are clamped together to be fixed to the truss.

In a preferred embodiment of the present utility model, the hole diameter of the threaded hole 311 is constant. The contact surface between the screw 400 and the frustum 310 is larger, the stress is more dispersed and more uniform, and the risk of structural damage is reduced.

In a preferred embodiment of the present utility model, the bottom plate 110 has a thickened portion 111, and the tapered hole 1111 is provided in the thickened portion 111. The design of the thickened portion 111 can improve the strength of the matching position of the bottom plate 110 and the frustum 310, so as to avoid the risk of tearing.

Optionally, the thickness of the thickened portion 111 is more than 1.5 times the thickness of the base plate 110.

In a preferred embodiment of the present utility model, the conical seat 300 further includes a connection piece 320 attached to the inner side of the base plate 110 and connected to the frustum 310. The connecting piece 320 further disperses the force applied to the frustum 310, and also plays a role in protecting the frustum 310 from the tapered hole 1111.

In this embodiment, the bottom plate 110 is provided with a receiving groove 1112 corresponding to the connecting piece 320, the tapered hole 1111 is located at the bottom of the receiving groove 1112, and the top of the connecting piece 320 is flush with the top of the receiving groove 1112.

In a preferred embodiment of the present utility model, the conical seat 300 is fixed to the base plate 110 by a screw 321 penetrating the connection piece 320. Thereby locking the conical seat 300 to the base plate 110.

In this embodiment, the connecting piece 320 is locked to the base plate 110 by 2 screws 321.

Preferably, when the base plate 110 has the thickened portion 111 for providing the thickened portion, the screw 321 is also fixed to the thickened portion 111.

In a preferred embodiment of the present utility model, the connection between the frustum 310 and the connection piece 320 is transited by a boss 330, and the width of the interconnection end between the boss 330 and the frustum 310 is equal to and smaller than the width of the connection end between the boss 330 and the connection piece 320. The boss 330 further increases the force application area of the frustum 310 to the connecting piece 320, so as to avoid the tearing risk of the connecting piece 320.

In a preferred embodiment of the present utility model, the bottom frame 100 further includes a front side plate 120 for mounting a display screen and a rear side plate 130 for mounting a socket, which extend upward from both front and rear sides of the bottom plate 110, the cabinet 600 further includes an upper cover 200, the upper cover 200 includes a cover plate 210, and a left side plate 220 and a right side plate 230, which extend downward from the cover plate 210, and the bottom frame 100 and the upper cover 200 are fastened to form a receiving cavity 610 for receiving a switching power supply. The bottom plate 110, the cover plate 210, the front side plate 120, the rear side plate 130, the left side plate 220, and the right side plate 230 are 6 surfaces of a square body, respectively, and form a receiving chamber 610, and one side of the bottom plate 110, the cover plate 210, the front side plate 120, the rear side plate 130, the left side plate 220, and the right side plate 230 forming the receiving chamber 610 is an inner side.

In this embodiment, the cover 210 is formed by splicing a left cover 211 and a right cover 212, and the left side plate 220 and the right side plate 230 respectively extend downward, and the left cover 211 and the right cover 212 are spliced together to form a pivot hole for passing through the pivot shaft of the arm 700.

In this embodiment, the left cover 211 and the right cover 212 are respectively die-cast.

In a preferred embodiment of the present utility model, the bottom frame 100 further includes handles 140 extending outwardly from both left and right sides of the bottom plate 110, respectively. The handle 140 is used to lift the chassis 600.

Alternatively, only half of the handles 140 extending outward from the left and right sides of the bottom plate 110 are engaged with the other half of the handles 140 extending outward from the left and right side plates 220 and 230 of the top cover 200, so that the top cover is completed.

In a preferred embodiment of the present utility model, the bottom frame 100 is die cast. Is convenient for mass production, low in cost and high in speed.

The utility model also provides a stage lamp, which comprises any of the cases 600, an arm 700 pivoted to the case 600, and a lamp holder 800 pivoted to the arm 700 and used for projecting light. When the stage lamp is hung, the stage lamp can be effectively prevented from falling through the fixing of the case 600.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides an anti-drop's quick-witted case, its characterized in that, including underframe (100) that has bottom plate (110), be provided with bell mouth (1111) on bottom plate (110), just the aperture of bell mouth (1111) is from the inboard outside of bottom plate (110) reduces gradually, conical seat (300) have with frustum (310) of bell mouth (1111) adaptation, frustum (310) insert locate in bell mouth (1111), and outside terminal surface is provided with screw hole (311), be located screw (400) outside bottom plate (110) pass behind a fixed plate (500) stretch into screw hole (311) with frustum (310) are connected.

2. The drop-resistant chassis according to claim 1, wherein the aperture of the threaded hole (311) is constant.

3. The drop-resistant chassis according to claim 1, wherein the bottom plate (110) has a thickened portion (111), and the tapered hole (1111) is provided in the thickened portion (111).

4. A drop-resistant chassis according to claim 1 or 3, wherein the conical seat (300) further comprises a connecting piece (320) attached to the inner side of the base plate (110) and connected to the frustum (310).

5. The drop-resistant housing of claim 4, wherein the conical seat (300) is secured to the base plate (110) by screws (321) extending through the tabs (320).

6. The drop-resistant chassis of claim 4, wherein the junction of the frustum (310) and the connecting piece (320) is transited by a boss (330), and the width of the interconnecting end of the boss (330) and the frustum (310) is equal to and smaller than the width of the connecting end of the boss (330) and the connecting piece (320).

7. The drop-resistant chassis according to claim 1, wherein the bottom frame (100) further comprises a front side plate (120) for mounting a display screen and a rear side plate (130) for mounting a socket, which extend upward from front and rear sides of the bottom plate (110), the chassis (600) further comprises an upper cover (200), the upper cover (200) comprises a cover plate (210) and a left side plate (220) and a right side plate (230) extending downward from the cover plate (210), and the bottom frame (100) and the upper cover (200) are buckled to form a receiving cavity (610) for receiving a switching power supply.

8. The drop-resistant chassis of claim 1, wherein the bottom frame (100) further comprises handles (140) extending outwardly from the left and right sides of the bottom plate (110), respectively.

9. The drop-resistant chassis of claim 1, 7 or 8, wherein the bottom frame (100) is die cast.

10. Stage lamp, comprising a cabinet (600) according to any of claims 1-9, further comprising an arm (700) pivotally connected to the cabinet (600), and a lamp head (800) pivotally connected to the arm (700) for projecting light.