CN219102856U

CN219102856U - Stage lamp bulb correcting device

Info

Publication number: CN219102856U
Application number: CN202320074651.XU
Authority: CN
Inventors: 陈浩标; 董陈; 明晖; 张常华; 朱正辉; 赵定金
Original assignee: Guangzhou Shenghe Electronics Co ltd
Current assignee: Guangzhou Shenghe Electronics Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-05-30
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses a lamp bulb correction device of stage lamps, which comprises a lamp bulb, a lamp holder assembly, a motor frame, a pattern disc and a focusing lens. The lamp holder assembly comprises an eccentric bolt, an adjusting frame and a fixing plate, wherein the adjusting plate is arranged on the fixing plate, and the eccentric bolt penetrates through an adjusting hole in the adjusting frame and is fixed on the fixing plate. The bulb is fixed on the adjusting plate. The motor is fixed on the motor frame, and the motor output passes motor frame and pattern dish fixed connection. The focusing lens and the lamp holder component are respectively fixed at two ends of the motor frame, the focusing lens and the pattern disc are positioned at the opposite sides of the motor frame, and the lamp holder component and the pattern disc are positioned at the same side of the motor frame. The adjusting frame is driven to move by adjusting the eccentric bolt, and then the bulb is driven to move by the adjusting frame; the motor drives the pattern disc to rotate so as to change the relative position of the pattern disc and the bulb at another position. The utility model can correct the bulb without dismantling parts.

Description

Stage lamp bulb correcting device

Technical Field

The utility model relates to the technical field of stage lamps, in particular to a lamp correcting device of a stage lamp.

Background

Currently stage lighting is mostly achieved by gas discharge in the bulb. The existing packaging technology cannot ensure that the brightest luminous point of gas discharge coincides with the center of the bulb. The mechanical structure for fixing the bulb has assembly errors and machining errors, and the relative positions of the brightest luminous point of the bulb, the through hole of the pattern disc and the geometric center reference axis of the optical lens cannot be guaranteed to be fixed. In view of the foregoing, it is necessary to provide a lamp calibration device for stage lamps that is convenient to adjust.

Disclosure of Invention

In order to overcome the defects, the utility model provides a lamp bulb correcting device for stage lamps, which can realize lamp bulb correction without disassembling stage lamp parts.

The utility model is realized by the following technical scheme: a lamp bulb correcting device of stage lamp comprises a motor, a motor frame, a pattern disc, a lamp bulb, an eccentric bolt, a positioning stud, an adjusting plate and a fixing plate. One end of the eccentric bolt is a nut rod, and the other end of the eccentric bolt is a bolt rod. The nut rod is smooth cylinder, and the bolt rod distributes the screw thread, and nut rod and bolt rod structure as an organic whole. The diameter of the bolt rod is smaller than that of the nut rod, and the central axis of the bolt rod is far away from the central axis of the nut rod. The motor is fixed on the motor frame, and the motor output passes motor frame and pattern dish fixed connection. The pattern disc and the motor are positioned on the opposite sides of the motor frame, the fixed plate is arranged on one side of the motor frame, which is close to the pattern disc, and the adjusting plate is arranged on one side of the fixed plate, which is far away from the motor frame. The adjusting plate is provided with adjusting holes, mounting holes and bulb mounting grooves. The bulb is arranged in a bulb mounting groove on the adjusting plate, and a region on the fixing plate corresponding to the bulb mounting groove is a fixing plate through hole. The through hole of the fixing plate is positioned between the light emitting surface of the bulb and the pattern disc. The positioning stud penetrates through the mounting hole on the adjusting plate to mount the adjusting plate on the fixing plate. The positioning stud comprises a stud and a nut, and the nut is positioned at one end of the stud. The positioning stud penetrates through the mounting hole to be fixedly connected with the fixing plate, the size of the mounting hole is larger than the diameter of the positioning stud, and the size of the mounting hole is smaller than the diameter of the nut of the positioning stud. The bolt rod of the eccentric bolt which passes through the adjusting hole on the adjusting plate passes through the fixing plate. The nut rod of the eccentric bolt is contacted with the inner wall of the adjusting hole, and the opening size of the adjusting hole is larger than the diameter of the nut rod.

Further, the end of the nut shank remote from the shank has a recess passing through the center of the circular plane of the end.

Further, the front part of the bulb on the adjusting plate is positioned in the through hole of the fixing plate, and the luminous surface of the bulb and one side of the fixing plate far away from the adjusting plate are positioned on the same plane.

Further, the device also comprises a focusing lens, wherein the focusing lens is fixed on one side of the motor frame far away from the pattern disc. The motor frame is provided with a motor frame via hole, and the pattern disc is provided with a pattern disc via hole. The pattern disc rotates to the overlapping position of the center line of the through hole of the motor frame and the through hole of the pattern disc, and the center lines of the focusing lens, the through hole of the motor frame, the through hole of the pattern disc and the bulb are overlapped.

Further, the device also comprises a front group of lenses, and the front group of lenses are fixed on one side of the motor frame far away from the pattern disc. The front group lens completely wraps the focusing lens, so that the front group lens protects the focusing lens.

Further, the strip-shaped mounting holes are long strips, and the two ends of each long strip-shaped mounting hole are arc-shaped protruding outwards.

Further, the adjusting plate comprises a large end part and a small end part, and the large end part and the small end part are of an integrated structure. The large end part and the small end part are both cuboid, and the joint of the small end part and the large end part is positioned at the middle position of one side of the large end part. The bulb mounting groove is located in the middle of the large end part, and is a polygonal through hole. The bulb mounting groove is smaller than the large end, the strip-shaped mounting hole is located on the large end, and the adjusting hole is located on the small end.

Further, the four strip-shaped mounting holes and the four positioning studs are respectively positioned at four vertex angles of the large end part of the adjusting plate. The four strip-shaped mounting holes are same in orientation, and each strip-shaped mounting hole is internally provided with a positioning stud.

Further, the novel shoe further comprises two identical elastic sheets. One side of the elastic sheet is in an inward concave arc shape, and the elastic sheet is fixed at two opposite ends of the same plane of the large end part of the adjusting plate. The side of the bulb is round, and the side of the bulb is surrounded by a groove, and the elastic sheet fixes the bulb on the adjusting plate by clamping the groove on the side of the bulb.

Further, each elastic piece is provided with a round hole at two ends, and the positions of the round holes of the elastic pieces correspond to the positions of the strip-shaped mounting holes on the adjusting plate. The positioning stud passing through the round hole of the elastic piece is connected with the strip-shaped mounting hole, and the elastic piece passes through the round hole of the elastic piece through the positioning stud and is fixed on the adjusting plate.

The utility model has the beneficial effects that: according to the utility model, the adjusting plate and the bulb fixed on the adjusting plate are driven to move together in the transverse direction through the eccentric adjusting bolt, and the motor drives the pattern disc to rotate, so that the bulb and the pattern disc relatively move in the other direction. Under the condition of not disassembling parts, the utility model adjusts the relative position of the bulb and the pattern disc to adjust the relative position of the brightest luminous point of the bulb and the center of the light spot formed after the bulb is projected to the pattern disc, so that the brightest luminous point of the bulb and the center of the light spot formed after the bulb is projected to the pattern disc are positioned at the same position.

Drawings

FIG. 1 is an exploded view of the present utility model;

FIG. 2 is a perspective view of a portion of the assembly of the present utility model;

FIG. 3 is an exploded view of a portion of the assembly of the present utility model;

fig. 4 is a partial view of the eccentric bolt of the present utility model.

In the figure: 1-a bulb; 2-adjusting plates; 3-eccentric bolts; 4-a nut stem; 5-a bolt shank; 6-adjusting holes; 7-positioning studs; 8-bar-shaped mounting holes; 9-shrapnel; 10-bulb mounting slots; 11-a fixing plate through hole; 12-fixing plates; 13-a motor frame; 14-pattern disc; 15-an electric motor; 16-focusing lens; 17-front group lens.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and detailed description below:

as shown in fig. 1 to 4, the present utility model provides a technical solution: a lamp bulb correcting device of stage lamps comprises a lamp bulb 1, an adjusting plate 2, an eccentric bolt 3, a nut rod 4, a bolt rod 5, an adjusting hole 6, a positioning stud 7, a strip-shaped mounting hole 8, a spring plate 9, a lamp bulb mounting groove 10, a fixing plate through hole 11, a fixing plate 12, a motor frame 13, a pattern disc 14, a motor 15, a focusing lens 16 and a front group lens 17.

Wherein, motor 15 is fixed on motor frame 13, and the motor output passes motor frame 13 and pattern dish 14 fixed connection. The motor 15 is used for driving the pattern disc 14 to rotate, and the pattern disc 14 is circular. The motor 15 and the pattern plate 14 are located on both sides of the motor frame 13, respectively. The motor frame 13 has motor frame vias and the pattern plate 14 has pattern plate vias. The fixed plate 12 and the focusing lens 16 are respectively and fixedly connected with the motor frame 13, and the fixed plate 12 and the focusing lens 16 are positioned on the opposite sides of the motor frame 13. The focus lens 16 is located on a side away from the pattern plate 14 of the motor housing 13. The fixed plate 12 is located on the side of the pattern plate 14 close to the motor frame 13. The front group lens 17 is fixed to the motor frame 13, and the front group lens 17 wraps the focus lens 16 so that the front group lens 17 protects the focus lens 16.

The adjusting plate 2 is located on the side of the fixed plate 12 remote from the pattern plate 14. The adjusting plate 2 comprises a large end part and a small end part, and the large end part and the small end part are of an integral structure. The big end and the small end are both cuboid, wherein the bulb mounting groove 10 is positioned in the middle of the big end, the bulb mounting groove 10 is a polygonal through hole, the size of the bulb mounting groove 10 is smaller than that of the big end, the strip-shaped mounting hole 8 is positioned on the big end, and the adjusting hole 6 is positioned on the small end. The four strip-shaped mounting holes 8 and the four positioning studs 7 are respectively arranged, the four strip-shaped mounting holes 8 are respectively positioned at four vertex angles of the large end part of the adjusting plate 2, and the directions of the four strip-shaped mounting holes 8 are the same. Each of the strip-shaped mounting holes 8 has a positioning stud 7 therein. The positioning stud 7 comprises a stud and a nut, the stud and the nut are of an integrated structure, and the nut is positioned at one end of the stud.

The strip-shaped mounting holes 8 are strip-shaped, and the two ends of the strip-shaped mounting holes 8 are arc-shaped protruding outwards. The positioning stud 7 passes through a strip-shaped mounting hole 8 on the adjusting plate 2 to mount the adjusting plate 2 on the fixed plate 12. The width of the strip-shaped mounting hole 8 is the same as the diameter of the stud of the positioning stud 7, and the stud of the positioning stud 7 is contacted with two opposite side edges of the strip-shaped mounting hole 8. The width of the strip-shaped mounting hole 8 is smaller than the nut diameter of the positioning stud 7, so that the nut of the positioning stud 7 blocks the adjusting plate 2 from being separated from the fixing plate 12. The length of the strip-shaped mounting hole 8 is larger than the diameter of the positioning stud 7, so that the adjusting plate 2 moves relatively to the fixed plate 12 with the length of the strip-shaped mounting hole as a movable range. The adjusting plate 2 and the bulb 1 fixed on the adjusting plate 2 can move relative to the fixing plate 12 within the length range of the strip-shaped mounting hole 8. All the central lines passing through the two arc ends of the strip-shaped mounting holes 8 are parallel to the central line passing through the adjusting plate 2, so that the moving direction and the moving range of the adjusting plate 2 are in the same direction. The number of the spring pieces 9 is two, and the two spring pieces 9 are identical. One side of the elastic sheet 9 is in an inward concave arc shape, and the elastic sheet 9 is fixed at two opposite ends of the same plane of the large end part of the adjusting plate 2. The side surface of the bulb 1 is circular, and the side surface of the bulb 1 is surrounded by a groove, and the elastic sheet 9 fixes the bulb 1 on the adjusting plate 2 by clamping the groove on the side surface of the bulb 1. The two ends of each elastic sheet 9 are respectively provided with a round hole, the positions of the round holes of the elastic sheets 9 correspond to the positions of the strip-shaped mounting holes 8 on the adjusting plate 2, and the positioning studs 7 penetrating through the round holes of the elastic sheets 9 extend into the strip-shaped mounting holes 8 and are further fixed in the fixing plate 12. The fixing plate 12 has a fixing plate through hole 11 in a region corresponding to the bulb mounting groove 10. The front part of the bulb 1 on the adjusting plate 2 is located in the through hole 11 of the fixing plate, and the light emitting surface of the bulb 1 is located on the same plane as the plane of the fixing plate 12 away from the adjusting plate 2. The eccentric bolt 3 sequentially passes through the adjusting hole 6 at the small end part of the adjusting plate 2 and the fixing plate 12, and the bolt rod 5 of the eccentric bolt 3 is locked by a nut on the other surface of the fixing plate 12.

One end of the eccentric bolt 3 is provided with a nut rod 4, the other end of the eccentric bolt 3 is provided with a bolt rod 5, and the nut rod 4 and the bolt rod 5 are of an integrated structure. The nut stem 4 is a smooth cylinder and the bolt stem 5 is distributed with threads. The diameter of the bolt shank 5 is smaller than the diameter of the nut shank 4, the central axis of the bolt shank 5 being remote from the central axis of the nut shank 4. The eccentric bolt 3 passes through the adjusting hole 6 on the adjusting plate 2 and is arranged on the motor frame 13, the nut rod 4 of the eccentric bolt 3 is contacted with the inner wall of the adjusting hole 6, and the opening size of the adjusting hole 6 is larger than the diameter of the nut rod 4. The end of the nut stem 4 remote from the shank 5 has a recess passing through the centre of the end plane for rotation of the eccentric bolt 3. The nut rod 4 of the eccentric bolt 3 and the inner wall of the adjusting hole 6 form extrusion, so that the adjusting plate 2 and the bulb 1 on the adjusting plate 2 are driven to move relative to the fixed plate 12. The movement range of the adjusting plate 2 does not exceed the length of the strip-shaped mounting hole 8.

Wherein, there are motor frame via hole on the motor frame 13, pattern disc via hole on the pattern disc 14, pattern disc 14 turn to motor frame via hole central line and pattern disc via hole coincidence department, focusing lens 16, motor frame via hole, pattern disc via hole and bulb 1 central line coincidence.

Working principle: the brightest point of emission of the bulb 1, which emits light by gas, is not necessarily located at the center of the bulb 1. Typically, the center of the bulb 1 is on the same centerline as the pattern disc via, the motor mount via, and the focus lens 16 when the device is first installed. However, each time the bulb 1 is used, the position of the brightest point of light emission may be changed, so the position of the brightest point of light emission of the bulb 1 needs to be changed by adjusting the position of the bulb 1, so that the brightest point of light emission of the bulb 1 is located on the same central line with the pattern disc via hole, the motor frame via hole and the focusing lens 16. The bulb 1 is arranged in a bulb mounting groove on the adjusting plate 2, a region of the fixing plate 12 corresponding to the bulb mounting groove 10 is provided with a fixing plate through hole 11, and the fixing plate through hole 11 is positioned between the bulb luminous surface and the pattern disc 14.

The tool is inserted into the groove on the nut rod 4 and rotated to adjust the eccentric bolt 3, so that the nut rod 4 and the inner wall of the adjusting hole 6 form extrusion, and then the adjusting plate 2 and the bulb 1 on the adjusting plate 2 are driven to move, so that the relative position of the brightest luminous point of the bulb 1 and the pattern disc 14 is changed. The pattern disc 14 is driven to rotate by the motor 15 to change the relative positions of the brightest light emitting point of the bulb 1 and the pattern disc 14 in the other direction. Under the condition of not disassembling parts, the utility model adjusts the relative positions of the bulb 1 and the pattern disc 14 to adjust the relative positions of the brightest luminous point of the bulb 1 and the pattern disc 14, so that the brightest luminous point of the bulb 1, the pattern disc via hole, the motor frame via hole and the focusing lens 16 are positioned on the same central line.

Various other corresponding changes and modifications will occur to those skilled in the art from the foregoing description and the accompanying drawings, and all such changes and modifications are intended to be included within the scope of the present utility model as defined in the appended claims.

Claims

1. A lamp correction device for stage lamps, characterized in that: comprises a motor, a motor frame, a pattern disc, a bulb, an eccentric bolt, a positioning stud, an adjusting plate and a fixing plate, wherein one end of the eccentric bolt is a nut rod, the other end of the eccentric bolt is a bolt rod, the nut rod is a smooth cylinder, threads are distributed on the bolt rod, the nut rod and the bolt rod are of an integrated structure, the diameter of the bolt rod is smaller than that of the nut rod, the central axis of the bolt rod is far away from the central axis of the nut rod, the motor is fixed on the motor frame, the output end of the motor passes through the motor frame and is fixedly connected with the pattern disc, the pattern disc and the motor are positioned on the opposite side of the motor frame, the fixing plate is arranged on one side of the motor frame, which is close to the pattern disc, the adjusting plate is arranged on one side of the fixing plate, which is far away from the motor frame, an adjusting hole, a mounting hole and a bulb mounting groove are arranged on the adjusting plate, the bulb is installed in the bulb mounting groove on the regulating plate, the region corresponding to the bulb mounting groove on the fixed plate is a fixed plate through hole, the fixed plate through hole is positioned between the bulb luminous surface and the pattern disc, the positioning stud passes through the mounting hole on the regulating plate to mount the regulating plate on the fixed plate, the positioning stud comprises a stud and a nut, the nut is positioned at one end of the stud, the positioning stud passes through the mounting hole and the fixed plate to be fixedly connected, the size of the mounting hole is larger than the diameter of the stud of the positioning stud, the size of the mounting hole is smaller than the diameter of the nut of the positioning stud, the bolt rod of the eccentric bolt passing through the regulating hole on the regulating plate passes through the fixed plate, the nut rod of the eccentric bolt contacts with the inner wall of the regulating hole, and the opening size of the regulating hole is larger than the diameter of the nut rod.

2. A stage lamp bulb calibration device as claimed in claim 1, wherein: the end of the nut stem remote from the shank has a recess passing through the centre of the circular plane of the end.

3. A stage lamp bulb calibration device as claimed in claim 1, wherein: the front part of the bulb on the adjusting plate is positioned in the through hole of the fixing plate, and the luminous surface of the bulb and one side of the fixing plate far away from the adjusting plate are positioned on the same plane.

4. A stage lamp bulb calibration device as claimed in claim 1, wherein: the device also comprises a focusing lens which is fixed on one side of the motor frame far away from the pattern disc, the motor frame is provided with a motor frame via hole, the pattern disc is provided with a pattern disc via hole, the pattern disc rotates to the overlapping position of the center line of the through hole of the motor frame and the through hole of the pattern disc, and the center lines of the focusing lens, the through hole of the motor frame, the through hole of the pattern disc and the bulb are overlapped.

5. A stage lamp bulb calibration device as claimed in claim 4, wherein: the front group lens is fixed on one side of the motor frame far away from the pattern disc, and the front group lens completely wraps the focusing lens, so that the front group lens protects the focusing lens.

6. A stage lamp bulb calibration device as claimed in claim 1, wherein: the mounting hole is bar-shaped, the two ends of the bar-shaped mounting hole are arc-shaped protruding outwards, the width of the bar-shaped mounting hole is the same as the diameter of the stud of the positioning stud, the stud of the positioning stud is contacted with two opposite side edges of the bar-shaped mounting hole, the width of the bar-shaped mounting hole is smaller than the diameter of the nut of the positioning stud, and the length of the bar-shaped mounting hole is larger than the diameter of the stud of the positioning stud.

7. A stage lamp bulb calibration device as claimed in claim 6, wherein: the regulating plate includes big tip and tip two parts, big tip and tip are integrated into one piece structure, and big tip and tip are cuboid, and tip junction are located the intermediate position of big tip one side, and wherein the bulb mounting groove is located big tip centre, and the bulb mounting groove is polygonal through-hole, and the bulb mounting groove size is less than big tip size, and the bar mounting hole is located big tip, and the regulation hole is located the tip.

8. A stage lamp bulb calibration device as claimed in claim 7, wherein: the four strip-shaped mounting holes and the four positioning studs are respectively positioned at four vertex angles of the large end part of the adjusting plate, the four strip-shaped mounting holes are same in orientation, and one positioning stud is arranged in each strip-shaped mounting hole.

9. A stage lamp bulb calibration device as claimed in claim 7, wherein: the adjusting plate also comprises two identical elastic sheets, one side of each elastic sheet is in an inward concave arc shape, the elastic sheets are fixed at two opposite ends of the same plane of the large end part of the adjusting plate, the side of the bulb is round, and the side of the bulb is surrounded by a groove, and the elastic sheet fixes the bulb on the adjusting plate by clamping the groove on the side of the bulb.

10. A stage lamp bulb calibration device as claimed in claim 9, wherein: the two ends of each elastic piece are respectively provided with a round hole, the positions of the round holes of the elastic pieces correspond to the positions of the strip-shaped mounting holes on the adjusting plate, the positioning studs penetrating through the round holes of the elastic pieces are connected with the strip-shaped mounting holes, and the elastic pieces penetrate through the round holes of the elastic pieces through the positioning studs and are fixed on the adjusting plate.