CN217109278U - Pin joint axle integral type quick-witted case and have its stage lamp - Google Patents

Abstract

The utility model discloses a pin joint axle integral type machine case and have its stage lamp, one of them pin joint axle integral type machine case includes the base plate, the reverse side of base plate is to the installation base plate that positive protrusion formed, one end fixed connection is in pin joint axle and pin joint in the pin joint axle be used for in the pin joint axle periphery with the rotatory axle sleeve of rotating member being connected, the one end that the base plate was kept away from to the pin joint axle is connected with from the driving wheel, be provided with 1 at least bearing between pin joint axle and the rotatory axle sleeve, the inner ring of bearing is for the fixed and rotatory axle sleeve of its outer ring support of pin joint axle. The mounting boss for mounting the pivot shaft and the base plate are integrally arranged, so that compared with a mounting platform built by a plurality of sheet metal parts in the prior art, the mounting platform has higher supporting strength, a complex connecting structure between the mounting boss and the base plate is omitted, and the situation that the integral supporting strength of the case is influenced by accidental loosening of the connecting structure is avoided; the integral type sets up difficult fracture, and the structure of quick-witted incasement portion is more succinct.

Description

Pin joint axle integral type quick-witted case and have its stage lamp

Technical Field

The utility model relates to a stage lamp technical field, more specifically relates to a pivot axle integral type machine case and have its stage lamp.

Background

Most stage lamps in the market are assembled by a lamp head, a supporting arm and a bottom case, wherein the lamp head is pivoted on the inner side of the supporting arm, and the supporting arm is pivoted above the bottom case through a rotating component, so that the lamp head can rotate around two dimensions relative to the bottom case. The stage lamp is arranged on a stage truss through the bottom case to work, and the bottom case not only needs to bear the integral gravity of the lamp, but also can bear the axial force generated by the supporting arm in the rotating process.

In order to ensure the supporting strength of the bottom case, a platform for installing the rotating assembly needs to be built by adopting more sheet metal parts, the structure of the installation platform is complex, most of installation space in the bottom case is occupied, and great inconvenience is brought to subsequent maintenance work. Meanwhile, in order to ensure the stable connection between the rotating assembly and the chassis substrate, a thicker substrate is often required to mount the rotating assembly, which results in that the overall weight of the lamp is difficult to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art at least a defect, provide a pin joint axle integral type machine case and have its stage lamp, solve the problem that the end machine case of stage lamp is difficult to have higher support intensity and succinct structure simultaneously.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a pivot axle integral type machine case and have its stage lamp, one of them pivot axle integral type machine case, includes the base plate the reverse side of base plate is to installation boss, one end fixed connection that positive protrusion formed in pivot axle on the installation boss and the pivot in the pivot axle periphery be used for with the rotatory axle sleeve of rotating member being connected, the pivot axle is kept away from the one end of base plate is connected with from the driving wheel, the pivot axle with be provided with 1 at least bearing between the rotatory axle sleeve, the inner ring of bearing for the pivot axle is fixed and its outer ring support rotatory axle sleeve.

Through being used for the installation boss of pin joint axle with base plate integral type sets up, and the mounting platform who adopts numerous sheet metal components to build in the past and form, supports intensity higher, has saved moreover complicated connection structure between installation boss and the base plate has avoided connection structure accident to loosen and influence the condition of quick-witted case bulk support intensity. The mounting boss and the base plate are integrally arranged, and the light and thin base plate can ensure the supporting strength of the base plate on the pivoting shaft and reduce the weight; meanwhile, the integrated type is not easy to break, the structure inside the case is simpler, and more installation space is provided for other components in the case.

Furthermore, a first boss protrudes from one end of the pivot shaft close to the mounting boss, and after the pivot shaft is sleeved with the rotary shaft sleeve, the inner ring of the bearing abuts against the first boss. The arrangement enables the bearing to be stably arranged between the pivot shaft and the rotating shaft sleeve.

Furthermore, the bearing further comprises a pressing plate connected to one end, close to the mounting boss, of the rotating shaft sleeve, and the outer ring of the bearing abuts against the pressing plate. The arrangement of the pressure plate can prevent the bearing from being loosened accidentally in the working process.

Furthermore, the clamp spring is fixed at one end, far away from the mounting boss, of the pivot shaft, and the outer edge of the clamp spring abuts against the inner ring of the bearing. The arrangement of the clamp spring can prevent the bearing from falling off accidentally in the working process.

Furthermore, a second boss is arranged on the inner side of the rotary shaft sleeve, the number of the bearings is 2, the inner rings of the 2 bearings respectively support and are sleeved on the supporting piece on the pivot shaft, and the outer rings respectively support and support two sides of the second boss. Through setting up 2 the bearing can make the pin joint axle with rotatory axle sleeve's atress is more balanced, and through the second boss with support piece's cooperation prevents 2 the bearing is not hard up the aversion in the course of the work, makes the pin joint axle with rotate more smoothly between the rotatory axle sleeve.

Furthermore, a plurality of first reinforcing ribs protrude from the base plate, and/or a plurality of second reinforcing ribs extend from the base plate to the surface of the side plate of the mounting boss. The supporting strength of the substrate is further enhanced through the first reinforcing ribs arranged on the substrate in a protruding mode; the second reinforcing ribs are arranged, so that the connection between the mounting boss and the substrate is further enhanced, and the mounting boss is not easy to break.

Furthermore, one end of the pivot shaft close to the mounting boss is provided with a convex edge for mounting, and the pivot shaft is fixed by connecting the convex edge with the mounting boss. The boss is arranged to facilitate the dismounting and mounting work of the pivot shaft; and the convex edge can provide horizontal supporting force for the pivoting shaft, so that the pivoting shaft is more stably connected with the mounting boss.

Furthermore, the mounting boss and the pivoting shaft are integrally arranged. The integrated arrangement enhances the connection strength between the two, and the situation of fracture is not easy to occur.

Further, the mounting boss and the base plate are integrally formed in a die-casting mode. Because the installation boss is for the base plate protrusion forms, and the thickness of installation boss is thicker, utilizes die-casting shaping convenient processing.

Furthermore, the pivot shaft is provided with a through hole along the central axis direction thereof. The through hole provides space for the passing of the signal wire and/or the power wire, so that the situation that the signal wire or the power wire in the case is too messy is avoided, the structure in the case is tidier, and the orderly wiring is convenient to maintain.

Further, the included angle range between the base plate and the side plate of the mounting boss is 60-85 degrees. The installation boss is connected with the base plate more stably, the situation that the joint of the base plate and the side plate is broken is avoided, and the supporting strength of the installation boss on the pin joint shaft is further enhanced.

The utility model also provides a stage lamp, which comprises any one of the above cases, and also comprises a U-shaped arm pivoted on the pivot shaft and a lamp holder pivoted in the U-shaped arm, wherein the U-shaped arm is fixedly connected with the rotary shaft sleeve; and a driving motor is fixed in the U-shaped arm, and a driving wheel of the driving motor is in meshing transmission with the driven wheel.

Drawings

Fig. 1 is a schematic view of a local explosion structure of a pivot shaft integrated chassis of the present invention.

Fig. 2 is a schematic view of a partial sectional structure of the pivot shaft integrated chassis of the present invention.

Fig. 3 is a schematic top and bottom view of a base plate of a pivot shaft integrated chassis according to the present invention.

Fig. 4 is a schematic view of the local explosion structure of the stage lamp with the pivot shaft integrated case of the present invention.

In the figure:

100. a substrate; 110. the reverse side; 120. a front side; 130. mounting a boss; 131. a side plate; 132. mounting grooves; 133. a through hole; 134. a wire passing hole; 200. a pivot shaft; 210. A first boss; 220. a convex edge; 230. a through hole; 240. a clamp spring groove; 250. a gasket; 300. rotating the shaft sleeve; 310. pressing a plate; 320. a second boss; 400. a driven wheel; 500. a bearing; 510. an inner ring; 520. an outer ring; 610. a clamp spring; 620. a support member; 710. a first reinforcing rib; 720. a second reinforcing rib; 800. a U-shaped arm; 810. a drive motor; 820. a synchronous belt; 900. and a bottom sealing plate.

Detailed Description

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

As shown in fig. 1 to 3, a pivot shaft integrated cabinet and a stage lamp having the same, wherein the pivot shaft integrated cabinet includes a base plate 100, a mounting boss 130 formed by protruding a back surface 110 of the base plate 100 toward a front surface 120, a pivot shaft 200 having one end fixedly connected to the mounting boss 130, and a rotary shaft sleeve 300 pivoted to an outer circumference of the pivot shaft 200 and used for connecting with a rotary member, one end of the pivot shaft 200 away from the base plate 100 is connected with a driven wheel 400, at least 1 bearing 500 is disposed between the pivot shaft 200 and the rotary shaft sleeve 300, an inner ring 510 of the bearing 500 is fixed relative to the pivot shaft 200, and an outer ring 520 thereof supports the rotary shaft sleeve 300.

Through the installation boss 130 that will be used for the installation pivot axle 200 with base plate 100 integral type sets up, and with the mounting platform that adopts numerous sheet metal parts to build in the past to form, support intensity is higher, has saved moreover complicated connection structure between installation boss 130 and the base plate 100, has avoided connection structure accident to loosen and influence the condition of quick-witted case whole support intensity. The mounting boss 130 and the substrate 100 are integrally arranged, and the light and thin substrate 100 can also ensure the supporting strength of the substrate 100 to the pivot shaft 200, so as to reduce the weight; meanwhile, the integrated type is not easy to break, the structure inside the case is simpler, and more installation space is provided for other components in the case.

Preferably, a bottom sealing plate 900 is further included for sealing the bottom of the mounting boss 130.

Preferably, the material of the substrate 100 is an aluminum alloy.

In the preferred embodiment of the present invention, a first boss 210 protrudes from one end of the pivot shaft 200 close to the mounting boss 130, the rotating shaft sleeve 300 is sleeved behind the pivot shaft 200, and the inner ring 510 of the bearing 500 abuts against the first boss 210. This arrangement allows the bearing 500 to be stably installed between the pivot shaft 200 and the rotary sleeve 300.

Preferably, when the rotating shaft sleeve 300 is installed, the bearing 500 is pressed into the rotating shaft sleeve 300, and then the rotating shaft sleeve 300 is sleeved into the pivoting shaft 200, so that the inner ring 510 of the bearing 500 abuts against the first boss 210, and then the mounting boss 130 is not in contact with the end surface of the rotating shaft sleeve 300, thereby avoiding the situation that the rotating shaft sleeve 300 is blocked due to the fact that the rotating shaft sleeve 300 is in surface contact with the mounting boss 130 and friction force is generated when the rotating shaft sleeve 300 rotates around the pivoting shaft 200.

In the preferred embodiment of the present invention, the bearing further comprises a pressing plate 310 connected to one end of the rotary sleeve 300 close to the mounting boss 130, and the outer ring 520 of the bearing 500 abuts against the pressing plate 310. The pressure plate 310 is arranged to prevent the bearing 500 from being loosened accidentally during operation.

Preferably, the pressure plate 310 is detachably coupled to the rotary sleeve 300 by a screw.

In the preferred embodiment of the present invention, the shaft further comprises a clamp spring 610, wherein the clamp spring 610 is fixed to an end of the pivot shaft 200 away from the mounting boss 130, and an outer edge of the clamp spring 610 abuts against the inner ring 510 of the bearing 500. The snap spring 610 can prevent the bearing 500 from falling off accidentally during operation.

Preferably, a clamp spring groove 240 for installing the clamp spring 610 is formed in the outer periphery of the pivot shaft 200, the clamp spring 610 is expanded by a tool and then placed in the clamp spring groove 240, and then the tool is removed, so that the clamp spring 610 contracts by its own elasticity and is clamped in the clamp spring groove 240. The outer edge of the clamp spring 610 protrudes out of the clamp spring groove 240 and abuts against the bearing 500, and the clamp spring groove 240 limits the freedom of the clamp spring 610 to move up and down along the axial direction of the pivot shaft 200, so that the clamp spring 610 is prevented from accidentally sliding out.

In the preferred embodiment of the present invention, the inner side of the rotating shaft sleeve 300 is provided with a second boss 320, the number of the bearings 500 is 2, 2 the inner ring 510 of the bearing 500 is respectively supported and sleeved on the supporting member 620 of the pivot shaft 200, and the outer ring 520 is respectively supported and supported on two sides of the second boss 320. By arranging 2 bearings 500, the stress on the pivot shaft 200 and the rotary shaft sleeve 300 can be more balanced, and by the cooperation of the second boss 320 and the support member 620, the 2 bearings 500 are prevented from moving in the working process, so that the pivot shaft 200 and the rotary shaft sleeve 300 can rotate more smoothly.

Preferably, the supporting member 620 is a collar fixedly secured to the pivot shaft 200.

In the preferred embodiment of the present invention, the base plate 100 is protruded with a plurality of first reinforcing ribs 710, and/or the base plate 100 is extended with a plurality of second reinforcing ribs 720 toward the surface of the side plate 131 of the mounting boss 130. The supporting strength of the substrate 100 is further enhanced by the first reinforcing ribs 710 which are convexly arranged on the substrate 100; the second ribs 720 further reinforce the connection between the mounting boss 130 and the substrate 100, and thus are not easily broken.

Preferably, the first reinforcing ribs 710 are criss-cross disposed on the front surface 120 and the back surface 110 of the substrate 100, and are disposed according to a required strength.

Preferably, the second reinforcing ribs 720 are uniformly distributed along the surface of the side plate 131 of the mounting boss 130, so that the supporting force applied to the mounting boss 130 is more uniform, and the connection between the mounting boss 130 and the substrate 100 is further enhanced.

In the preferred embodiment of the present invention, a protruding edge 220 for installation is disposed at one end of the pivot shaft 200 close to the mounting boss 130, and the pivot shaft 200 is fixed by connecting the protruding edge 220 with the mounting boss 130. The arrangement of the lug boss facilitates the dismounting and mounting work of the pivot shaft 200; and the flange 220 can provide a horizontal supporting force for the pivot shaft 200, so that the connection between the pivot shaft 200 and the mounting boss 130 is more stable.

Preferably, the flange 220 is connected to the mounting boss 130 by screws, and when the mounting and dismounting are performed, the screws are screwed or unscrewed from the reverse surface 110 of the base plate 100, so that the maintenance is facilitated.

Preferably, the mounting boss 130 is recessed with a groove for receiving the ledge 220, so that the connection between the pivot shaft 200 and the mounting boss 130 is more fixed.

In the preferred embodiment of the present invention, the mounting boss 130 and the pivot shaft 200 are integrally formed. The integrated arrangement enhances the connection strength between the two, and the situation of fracture is not easy to occur.

In the preferred embodiment of the present invention, the mounting boss 130 is integrally die-cast with the base plate 100. Because the mounting boss 130 is formed to protrude with respect to the base plate 100, and the thickness of the mounting boss 130 is thick, it is convenient to process by die-casting.

In a preferred embodiment of the present invention, the pivot shaft 200 is provided with a through hole 230 along a central axis direction thereof. The through holes 230 provide space for the passing of the signal lines and/or the power lines, so that the signal lines or the power lines in the case are prevented from being too disordered, the structure in the case is tidier, and the orderly wiring is more convenient for subsequent maintenance work.

Preferably, the thickness of the side wall of the pivot shaft 200 is greater than or equal to 3mm, so that the supporting strength of the pivot shaft 200 can be ensured, and the thickness of the side wall of the pivot shaft 200 can be set according to a specific design scheme, thereby increasing the universality.

Preferably, the mounting boss 130 is provided with a through hole 133 corresponding to the through hole 230, and the through hole 133 is communicated with the through hole 230, so as to facilitate routing of a signal line and/or a power line.

Preferably, the side plate 131 of the mounting boss 130 is provided with a wire passing hole 134 through which the signal wire and/or the power wire passes.

In a preferred embodiment of the present invention, an included angle between the base plate 100 and the side plate 131 of the mounting boss 130 ranges from 60 ° to 85 °. The connection between the mounting boss 130 and the substrate 100 is more stable, the situation that the connection between the substrate 100 and the side plate 131 is broken is avoided, and the supporting strength of the mounting boss 130 to the pivot shaft 200 is further enhanced. The proximity of this range also ensures that the side plate 131 of the mounting boss 130 and the substrate 100 are not easily broken.

As shown in fig. 4, the present invention further provides a stage lamp, which comprises any one of the above cases, further comprising a U-shaped arm 800 pivotally connected to the pivot shaft 200 and a lamp cap pivotally connected to the inside of the U-shaped arm 800, wherein the U-shaped arm 800 is fixedly connected to the rotary shaft sleeve 300; a driving motor 810 is fixed in the U-shaped arm 800, and a driving wheel of the driving motor 810 is in meshing transmission with the driven wheel 400.

Preferably, the device further comprises a synchronous belt 820, wherein the synchronous belt 820 is simultaneously sleeved on the driven wheel 400 and the driving wheel and simultaneously meshed with the driven wheel and the driving wheel. The driving motor 810 is engaged with the driven wheel 400 through the synchronous belt 820 to drive the U-shaped arm 800 to rotate around the pivot shaft 200.

Preferably, the device further comprises a washer 250 sleeved on the pivot shaft 200, the driven wheel 400 is tightly pressed on the washer 250 and fixedly connected to the pivot shaft 200, and the driven wheel 400 is not in contact with the U-shaped arm 800 due to the arrangement of the washer 250.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (12)

1. A pivot shaft integrated chassis is characterized by comprising a substrate (100), a mounting boss (130) formed by protruding a back surface (110) of the substrate (100) towards a front surface (120), a pivot shaft (200) with one end fixedly connected to the mounting boss (130), and a rotating shaft sleeve pivoted to the periphery of the pivot shaft (200) and used for being connected with a rotating piece, wherein one end, far away from the substrate (100), of the pivot shaft (200) is connected with a driven wheel, at least 1 bearing is arranged between the pivot shaft (200) and the rotating shaft sleeve, an inner ring of the bearing is fixed relative to the pivot shaft (200), and an outer ring of the bearing supports the rotating shaft sleeve.

2. The pivot shaft integrated chassis according to claim 1, wherein a first boss protrudes from one end of the pivot shaft (200) close to the mounting boss (130), and an inner ring of the bearing abuts against the first boss after the rotating shaft is sleeved on the pivot shaft (200).

3. The pivot shaft integrated chassis of claim 2, further comprising a pressing plate connected to an end of the rotating shaft sleeve near the mounting boss (130), wherein an outer ring of the bearing abuts against the pressing plate.

4. The pivot shaft integrated chassis of claim 1, further comprising a snap spring, wherein the snap spring is fixed to an end of the pivot shaft (200) away from the mounting boss (130), and an outer edge of the snap spring abuts against an inner ring of the bearing.

5. The pivot shaft integrated chassis according to claim 1, wherein a second boss is disposed inside the rotary shaft sleeve, the number of the bearings is 2, inner rings of the 2 bearings respectively abut against and are sleeved on the supporting member on the pivot shaft (200), and outer rings respectively abut against two sides of the second boss.

6. The pivot shaft integrated chassis of claim 1, wherein the base plate (100) is protruded with a plurality of first ribs, and/or the base plate (100) is extended with a plurality of second ribs toward the surface of the side plate (131) of the mounting boss (130).

7. The pivot shaft integrated chassis of claim 1, wherein a protruding edge for installation is provided at one end of the pivot shaft (200) close to the installation boss (130), and the pivot shaft (200) is fixed by connecting the protruding edge and the installation boss (130).

8. The pivot shaft integrated chassis of claim 1, wherein the mounting boss (130) is integrated with the pivot shaft (200).

9. The pivot shaft integrated chassis of claim 1, wherein the mounting boss (130) is integrally die cast with the base plate (100).

10. The pivot shaft integrated chassis of claim 1, wherein the pivot shaft (200) is provided with a through hole along a central axis direction thereof.

11. The pivot shaft integrated chassis of claim 1, wherein the included angle between the base plate (100) and the side plate (131) of the mounting boss (130) ranges from 60 ° to 85 °.

12. A stage lamp, characterized in that the stage lamp comprises the pivot shaft integrated cabinet of any one of claims 1 to 11, a U-shaped arm pivoted to the pivot shaft (200) and a lamp holder pivoted in the U-shaped arm, wherein the U-shaped arm is fixedly connected with the rotary shaft sleeve; and a driving motor is fixed in the U-shaped arm, and a driving wheel of the driving motor is in meshing transmission with the driven wheel.

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