Outdoor dance teaching device convenient to move

Abstract

The utility model discloses an outdoor dance teaching device convenient to move, and relates to the technical field of teaching auxiliary equipment.The outdoor dance teaching device comprises a base, a plurality of universal wheels are fixedly connected to the outer wall of the bottom of the base, and a fixing mechanism is arranged on the outer wall of the top of the base. The worm wheel can drive the gear to rotate, the gear can drive the multiple racks to relatively move, the multiple racks all drive the connecting block to move, the connecting block can drive the threaded rod seats to move, the rotary knob can be rotated clockwise after the multiple threaded rod seats move outwards by a proper distance, and the rotary knob can drive the threaded rods to rotate and move downwards. The threaded rods drive the supporting legs to move downwards, so that when the equipment needs to be directly moved outdoors for dance teaching, stable supporting and fixing are provided for the whole equipment, the equipment is prevented from being easily overturned and even damaged due to external force impact, and it is ensured that dance teaching can be properly carried out outdoors.

Description

Technical Field

[0001] The utility model belongs to the technical field of teaching auxiliary equipment, and particularly relates to a dance teaching device convenient to move for outdoor use. Background Art

[0002] According to the publicly disclosed patent with the publication number CN214152032U, a lifting multimedia teaching display screen, including a display screen body and guide rails. The number of the guide rails is two, and the two guide rails are connected by a driving shaft and a driven shaft. A motor is connected to the driving shaft. The first U-shaped frame that slides up and down is arranged on the guide rails. The display screen body can be adjusted up and down along the guide rails, and the height of the display screen body can be adaptively adjusted according to different classrooms, different students and the number of people, which increases the convenience of use and improves the comfort of students' viewing. However, there are still the following deficiencies:

[0003] When the above equipment is in use, when the equipment is directly moved outdoors for display teaching, the equipment may easily be overturned or even damaged due to external force impact, and it is inconvenient to provide a stable support and fixation for the whole equipment, which is still not enough to ensure that dance teaching can be properly carried out outdoors. Therefore, we propose a dance teaching device convenient to move for outdoor use. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a dance teaching device convenient to move for outdoor use. Through the fixing mechanism and the lifting mechanism, the problems that when the equipment is directly moved outdoors for display teaching, the equipment may easily be overturned or even damaged due to external force impact, and it is inconvenient to provide a stable support and fixation for the whole equipment, which is still not enough to ensure that dance teaching can be properly carried out outdoors are solved.

[0005] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0006] The utility model is a dance teaching device convenient to move for outdoor use, including a base. A plurality of universal wheels are fixedly connected to the bottom outer wall of the base, and a fixing mechanism is arranged on the top outer wall of the base;

[0007] The fixing mechanism includes a number of adjusting seats, the bottom outer walls of the number of adjusting seats are fixedly connected to the top outer wall of the base, a number of sliding grooves are opened in the inner walls of the number of adjusting seats, racks are slidably connected to the inner walls of the number of sliding grooves, a connecting block is fixedly connected to the outer wall of the rack, a threaded rod seat is fixedly connected to the outer wall of the connecting block, a threaded rod is in transmission connection with the inner wall of the threaded rod seat, a knob is fixedly connected to the top outer wall of the threaded rod, a support foot is rotatably connected to the bottom outer wall of the threaded rod, a gear is rotatably connected to the inner wall of the adjusting seat, the outer wall of the gear is engaged with the outer walls of the number of racks, and a worm gear is fixedly connected to the outer wall of the gear.

[0008] Further, a worm seat is fixedly connected to the outer wall of the adjusting seat, a worm is rotatably connected to the inner wall of the worm seat, and a turning handle is fixedly connected to the outer wall of the worm.

[0009] Further, a lifting mechanism is arranged on the top outer wall of the base, and the lifting mechanism includes a number of support frames, and a lifting seat is fixedly connected to the top outer walls of the number of support frames.

[0010] Further, a lifting groove is opened in the inner wall of the lifting seat, and a lifting block is slidably connected to the inner wall of the lifting groove.

[0011] Further, a number of second lifting grooves are opened in the inner wall of the lifting seat, a motor is fixedly connected to the top outer wall of the base, and a second worm is fixedly connected to the bottom output shaft of the motor through a coupling.

[0012] Further, a number of second worm gears are rotatably connected to the outer wall of the lifting seat, the outer walls of the number of second worm gears are engaged with the outer wall of the second worm, and a connecting rod is fixedly connected to the outer wall of the second worm gear.

[0013] Further, a slide rail is fixedly connected to the outer wall of the connecting rod, and a sliding rod is slidably connected to the inner wall of the slide rail.

[0014] Further, the outer walls of the number of sliding rods are fixedly connected to the outer wall of the lifting block, and a display screen is fixedly connected to the outer wall of the lifting block.

[0015] The utility model has the following beneficial effects:

[0016] 1. The utility model provides a stable support for the whole device when it is necessary to directly move the device outdoors for dance teaching by setting support feet. By successively rotating the handlebars on both sides, the handlebars drive the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the gear to rotate, the gear drives several racks to move relatively, several racks drive the connecting block to move, the connecting block drives the threaded rod seat to move. After several threaded rod seats move outwards to an appropriate distance, the knob can be rotated clockwise. The knob drives the threaded rod to rotate and move downwards, and the threaded rod drives the support feet to move downwards, thus preventing the device from being easily overturned or damaged due to external impact and ensuring that dance teaching can be properly carried out outdoors.

[0017] 2. The utility model provides a freely adjustable display height for the display screen by setting a lifting block. The display screen can directly play dance teaching videos. If it is necessary to increase the height of the display screen, the motor can be started. The motor drives the second worm to rotate, the second worm drives several second worm wheels to rotate, several second worm wheels drive one end of the connecting rod to rotate, the connecting rod drives the slide rail to move upwards, the slide rail drives the sliding rod to slide and move upwards inside it, several sliding rods drive the lifting block to move upwards, and the lifting block drives the display screen to move upwards to adjust the outward display height, so as to meet the reasonable display teaching under different distances and numbers of people, and enable most students to watch at a comfortable angle.

[0018] Of course, it is not necessary for any product implementing the utility model to achieve all the above advantages simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the lifting block of the present utility model;

[0022] Figure 3 It is a schematic diagram of the lifting mechanism of the present utility model;

[0023] Figure 4 It is a schematic diagram of the fixing mechanism of the present utility model;

[0024] Figure 5 It is a sectional view of the fixing mechanism of the present utility model.

[0025] In the accompanying drawings, the list of components represented by each reference numeral is as follows:

[0026] 1. Base; 101. Universal wheel; 2. Fixing mechanism; 201. Adjusting seat; 202. Sliding groove; 203. Rack; 204. Connecting block; 205. Threaded rod seat; 206. Threaded rod; 207. Knob; 208. Support foot; 209. Gear; 210. Worm gear; 211. Worm seat; 212. Worm; 213. Handlebar; 3. Lifting mechanism; 301. Support frame; 302. Lifting seat; 303. Lifting groove; 304. Lifting block; 305. Second lifting groove; 306. Motor; 307. Second worm; 308. Second worm gear; 309. Connecting rod; 310. Slide rail; 311. Sliding rod; 312. Display screen. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

[0028] Please refer to Figures 1-5 As shown, the present invention is an outdoor dance teaching device that is easy to move, including a base 1. A plurality of universal wheels 101 are fixedly connected to the bottom outer wall of the base 1. The base 1 mainly plays a role in fixing and limiting the plurality of universal wheels 101. The plurality of universal wheels 101 can only be in fixed positions on the base 1. The whole device can be displaced at multiple angles by relying on the plurality of universal wheels 101. A fixing mechanism 2 is provided on the top outer wall of the base 1;

[0029] The fixing mechanism 2 includes several adjusting seats 201. The outer walls of the bottoms of the several adjusting seats 201 are fixedly connected to the outer wall of the top of the base 1. Several sliding grooves 202 are provided on the inner walls of the several adjusting seats 201. The base 1 mainly plays a role in fixing and limiting the several adjusting seats 201. The several adjusting seats 201 can only be at the fixed positions on the base 1. A rack 203 is slidably connected to the inner wall of each of the several sliding grooves 202. A connecting block 204 is fixedly connected to the outer wall of the rack 203. A threaded rod seat 205 is fixedly connected to the outer wall of the connecting block 204. A threaded rod 206 is in transmission connection with the inner wall of the threaded rod seat 205. The sliding groove 202 mainly plays a role in sliding and limiting the rack 203. The rack 203 can only make a sliding displacement at a fixed angle within the sliding groove 202. A knob 207 is fixedly connected to the outer wall of the top of the threaded rod 206. The bottom outer wall of the threaded rod 206 is rotatably connected to a support foot 208. A gear 209 is rotatably connected to the inner wall of the adjusting seat 201. The shape of the knob 207 is convenient for the user to directly hold it by hand and rotate. When the knob 207 rotates, it will drive the threaded rod 206 to rotate together. The outer wall of the gear 209 meshes with the outer walls of the several racks 203. A worm gear 210 is fixedly connected to the outer wall of the gear 209. The gear 209 mainly plays a role in fixing and limiting the worm gear 210. When the worm gear 210 rotates, it will drive the gear 209 to rotate together.

[0030] An outer wall of the adjusting seat 201 is fixedly connected to a worm seat 211. A worm 212 is rotatably connected to the inner wall of the worm seat 211. A turning handle 213 is fixedly connected to the outer wall of the worm 212. The shape of the turning handle 213 is convenient for the user to directly hold it by hand and rotate. When the turning handle 213 rotates, it will drive the worm 212 to rotate together. An elevating mechanism 3 is provided on the outer wall of the top of the base 1. The elevating mechanism 3 includes several support frames 301. The outer walls of the tops of the several support frames 301 are fixedly connected to an elevating seat 302. The several support frames 301 mainly play a role in fixing and limiting the elevating seat 302. The elevating seat 302 can only be at the fixed positions on the several support frames 301. An elevating groove 303 is provided on the inner wall of the elevating seat 302. An elevating block 304 is slidably connected to the inner wall of the elevating groove 303. Several second elevating grooves 305 are provided on the inner wall of the elevating seat 302. The elevating groove 303 mainly plays a role in sliding and limiting the elevating block 304. The elevating block 304 can only make a sliding displacement at a fixed angle within the elevating groove 303. A motor 306 is fixedly connected to the outer wall of the top of the base 1. The bottom output shaft of the motor 306 is fixedly connected to a second worm 307 through a coupling.

[0031] A number of second worm wheels 308 are rotatably connected to the outer wall of the lifting seat 302. The outer walls of the number of second worm wheels 308 are engaged with the outer wall of the second worm 307. A connecting rod 309 is fixedly connected to the outer wall of the second worm wheel 308. The lifting seat 302 mainly plays a role in rotational limitation for the number of second worm wheels 308. The number of second worm wheels 308 can only rotate at fixed positions on the lifting seat 302. A slide rail 310 is fixedly connected to the outer wall of the connecting rod 309. A sliding rod 311 is slidably connected to the inner wall of the slide rail 310. The connecting rod 309 mainly plays a role in fixing and limiting the slide rail 310. The slide rail 310 can only be at a fixed position on the connecting rod 309. The outer walls of the number of sliding rods 311 are fixedly connected to the outer wall of the lifting block 304. A display screen 312 is fixedly connected to the outer wall of the lifting block 304. The lifting block 304 mainly plays a role in fixing and limiting the display screen 312. When the lifting block 304 is displaced, it will drive the display screen 312 to be displaced together.

[0032] A specific application of this embodiment is as follows:

[0033] When the staff needs to use the device, they can use the number of universal wheels 101 to move the whole device. After moving the whole device to a suitable position, they can rotate the turning handles 213 on both sides successively. The turning handles 213 will drive the worm 212 to rotate. The worm 212 will drive the worm wheel 210 to rotate. The worm wheel 210 will drive the gear 209 to rotate. The gear 209 will drive the number of racks 203 to displace relatively. The number of racks 203 will all drive the connecting block 204 to displace. The connecting block 204 will drive the threaded rod seat 205 to displace. After the number of threaded rod seats 205 displace outward to a suitable distance, they can rotate the knob 207 clockwise. The knob 207 will drive the threaded rod 206 to rotate and displace downward. The threaded rod 206 will drive the support feet 208 to displace downward, so that the number of support feet 208 all displace downward and contact the ground surface to become the support points of the whole device, making the device get stable support and fixation. The display screen 312 can directly play the dance teaching video outward. If it is necessary to increase the height of the display screen 312, the motor 306 can be started. The motor 306 will drive the second worm 307 to rotate. The second worm 307 will drive the number of second worm wheels 308 to rotate. The number of second worm wheels 308 will all drive one end of the connecting rod 309 to rotate. The connecting rod 309 will drive the slide rail 310 to displace upward. The slide rail 310 will drive the sliding rod 311 to slide upward in it. The number of sliding rods 311 will drive the lifting block 304 to displace upward. The lifting block 304 will drive the display screen 312 to displace upward to adjust the height shown outward.

[0034] In the description of this specification, the descriptions referring to terms such as "one embodiment", "example", "specific example", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0035] The preferred embodiments of the present utility model disclosed above are only used to help illustrate the present utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the present utility model to the specific embodiments described. Obviously, many modifications and variations can be made according to the content of this specification. These embodiments are selected and specifically described in this specification in order to better explain the principles and practical applications of the present utility model, so that those skilled in the art can well understand and utilize the present utility model. The present utility model is only limited by the claims and their full scope and equivalents.

Claims

1. A dance teaching device that is easy to move outdoors, comprising a base (1), characterized in that: A plurality of universal wheels (101) are fixedly connected to the bottom outer wall of the base (1), and a fixing mechanism (2) is provided on the top outer wall of the base (1); The fixing mechanism (2) comprises a plurality of adjustment seats (201), the bottom outer walls of the plurality of adjustment seats (201) are fixedly connected to the top outer wall of the base (1), the inner walls of the plurality of adjustment seats (201) are provided with a plurality of slide grooves (202), the inner walls of the plurality of slide grooves (202) are slidably connected to racks (203), the outer walls of the racks (203) are fixedly connected to connection blocks (204), and the outer walls of the connection blocks (204) are fixedly connected to threaded rod seats (203). 5), the inner wall of the threaded rod seat (205) is transmission-connected to a threaded rod (206), the top outer wall of the threaded rod (206) is fixedly connected to a knob (207), the bottom outer wall of the threaded rod (206) is rotatably connected to a support foot (208), the inner wall of the adjustment seat (201) is rotatably connected to a gear (209), the outer wall of the gear (209) is meshed with the outer walls of a plurality of racks (203), and the outer wall of the gear (209) is fixedly connected to a worm gear (210).

2. The portable dance teaching device for outdoor use according to claim 1, characterized in that: The outer wall of the adjustment seat (201) is fixedly connected to a worm seat (211), the inner wall of the worm seat (211) is rotatably connected to a worm (212), and the outer wall of the worm (212) is fixedly connected to a turning handle (213).

3. The portable dance teaching device for outdoor use according to claim 2, characterized in that: A lifting mechanism (3) is provided on the top outer wall of the base (1), and the lifting mechanism (3) comprises a plurality of support frames (301), and a lifting seat (302) is fixedly connected to the top outer walls of the plurality of support frames (301).

4. The portable dance teaching device for outdoor use according to claim 3, characterized in that: The inner wall of the lifting seat (302) is provided with a lifting groove (303), and the inner wall of the lifting groove (303) is slidably connected to a lifting block (304).

5. The portable dance teaching device for outdoor use according to claim 4, characterized in that: The inner wall of the lifting seat (302) is provided with a plurality of lifting slots (305), the top outer wall of the base (1) is fixedly connected to a motor (306), and the bottom output shaft of the motor (306) is fixedly connected to a worm (307) via a coupling.

6. The portable dance teaching device for outdoor use according to claim 5, characterized in that: The outer wall of the lifting seat (302) is rotatably connected to a plurality of worm gears (308), the outer walls of the plurality of worm gears (308) are meshed with the outer wall of the worm gear (307), and the outer wall of the worm gear (308) is fixedly connected to a connecting rod (309).

7. The portable dance teaching device for outdoor use according to claim 6, characterized in that: The outer wall of the connecting rod (309) is fixedly connected to a slide rail (310), and the inner wall of the slide rail (310) is slidably connected to a slide rod (311).

8. The portable dance teaching device for outdoor use according to claim 7, characterized in that: The outer walls of a plurality of the sliding rods (311) are fixedly connected to the outer wall of the lifting block (304), and the outer wall of the lifting block (304) is fixedly connected to a display screen (312).

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