Placing frame for adjusting setting-off angle of fireworks

Abstract

A placement frame for firework setting-off angle adjustment relates to the technical field of firework setting-off and comprises a rack and a placement cylinder, fastening screws are mounted on the side face of the placement cylinder, a PLC is mounted on the side face of the rack, vertical seats are evenly arranged at the top of the rack, the placement cylinder is rotationally connected with the vertical seats through rotating shafts, and the vertical seats are connected with the rack through the rotating shafts. A locking mechanism for fixing the rotating shaft is installed on the side face of the vertical base, the bottom of the placing barrel is connected with the top of the rack through an angle adjusting mechanism, the angle of the placing frame for firework setting-off angle adjustment is convenient, the firework display effect is improved, meanwhile, the placing frame is convenient to use, and the practicability is high. And the setting-off angle of each group of firework cylinders can be independently adjusted, so that the firework can adapt to display scenes with rich changes.

Description

TECHNICAL FIELD

[0001] The utility model relates to fireworks setting off technical field especially is involved in a kind of for fireworks setting off angle adjustment's stand. BACKGROUND

[0002] When setting off fireworks, fireworks are usually fixed on the ground to prevent them from toppling over due to impact force during the setting-off process. However, the current way of fixing fireworks usually chooses a fixing stand. Common fixing stands usually only have a fixing function and are inconvenient to adjust the launch angle of fireworks according to needs, resulting in certain deficiencies of the fixing stand in the use process and poor display effect of fireworks. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problems of overcoming the defects of the prior art and provides a stand for adjusting the angle of fireworks setting-off, which is convenient to adjust the angle and improves the display effect of fireworks. Moreover, the setting-off angle of each group of fireworks tubes can be independently adjusted, which can adapt to various display scenarios and effectively solve the problems in the background art.

[0004] To achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0005] A stand for adjusting the angle of fireworks setting-off includes a rack and a setting tube. The side of the setting tube is provided with a fastening screw. The side of the rack is provided with a PLC controller. The top of the rack is uniformly provided with a vertical seat. The setting tube is rotationally connected to the vertical seat through a rotating shaft. The side of the vertical seat is provided with a locking mechanism for fixing the rotating shaft. The bottom of the setting tube is connected to the top of the rack through an angle adjustment mechanism. The PLC controller is electrically connected to an external power source.

[0006] Further, the angle adjustment mechanism includes an arc-shaped rack, a support frame, a servo motor, a mounting seat and a gear. The support frame is fixed to the top of the rack. The arc-shaped rack is installed on the support frame. The mounting seat is fixed to the bottom of the setting tube. The servo motor is installed on the side of the mounting seat. The gear is rotationally installed on the inner side of the mounting seat. The shaft of the gear is fixedly connected to the output shaft of the servo motor. The gear is meshed with the arc-shaped rack. The servo motor is electrically connected to the PLC controller.

[0007] Further, the center of the arc-shaped rack is on the axis of the rotating shaft.

[0008] Further, the locking mechanism includes a connecting seat and an electric push rod. The electric push rod is installed on the side of the vertical seat. The connecting seat is fixed to the telescopic end of the electric push rod. The electric push rod is electrically connected to the PLC controller.

[0009] Furthermore, the locking mechanism also includes a locking wheel, a locking hole, and a locking rod. The locking wheel is fixed to the end of the rotating shaft, the locking holes are evenly distributed on the locking wheel, and the locking rod is evenly fixed to the side of the connecting seat, with the locking rod and the locking hole engaging in a locking connection.

[0010] Furthermore, the locking rod and the lock hole are configured in a one-to-one correspondence.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows: This display stand for adjusting the firing angle of fireworks has the following advantages:

[0012] 1. The firing angle of the fireworks tubes can be adjusted by the angle adjustment mechanism, which is convenient and improves the effect of the fireworks display. At the same time, the firing angle of each set of fireworks tubes can be adjusted independently, which can adapt to display scenarios with rich variations.

[0013] 2. The rotating shaft is locked by a locking mechanism, which is convenient to fix and ensures the stability of the fireworks tube during the firing process. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0015] Figure 2 This utility model Figure 1 A magnified structural diagram at point A;

[0016] Figure 3 This is a schematic diagram of the angle adjustment mechanism of this utility model;

[0017] Figure 4 This utility model Figure 3 A magnified structural diagram at point B.

[0018] In the diagram: 1-Frame, 2-PLC controller, 3-Locking mechanism, 31-Locking wheel, 32-Locking hole, 33-Locking rod, 34-Connecting seat, 35-Electric push rod, 4-Angle adjustment mechanism, 41-Arc rack, 42-Support frame, 43-Servo motor, 44-Mounting seat, 45-Gear, 5-Standing base, 6-Placement cylinder, 7-Fasting screw, 8-Rotating shaft. Detailed Implementation

[0019] The present invention will be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0020] Please see Figures 1-4The embodiment provides a technical scheme: a placing frame for firework firing angle adjustment, which comprises a rack 1 and a placing cylinder 6, the side of the placing cylinder 6 is provided with a fastening screw 7, the side of the rack 1 is provided with a PLC controller 2, the top of the rack 1 is uniformly provided with a vertical seat 5, the placing cylinder 6 is rotationally connected with the vertical seat 5 through a rotating shaft 8, the side of the vertical seat 5 is provided with a locking mechanism 3 for fixing the rotating shaft 8, the bottom of the placing cylinder 6 is connected with the top of the rack 1 through an angle adjustment mechanism 4, the PLC controller 2 is electrically connected with an external power supply, the firework cylinder is placed in the placing cylinder 6, and the firework cylinder is fixed through the fastening screw 7.

[0021] The angle adjustment mechanism 4 comprises an arc-shaped rack 41, a support frame 42, a servo motor 43, a mounting seat 44 and a gear 45, the support frame 42 is fixed to the top of the rack 1, the arc-shaped rack 41 is mounted on the support frame 42, the mounting seat 44 is fixed to the bottom of the placing cylinder 6, the servo motor 43 is mounted on the side of the mounting seat 44, the gear 45 is rotationally mounted on the inner side of the mounting seat 44, the shaft of the gear 45 is fixedly connected with the output shaft of the servo motor 43, the gear 45 is meshed with the arc-shaped rack 41, the servo motor 43 is electrically connected with the PLC controller 2, the center of the arc-shaped rack 41 is on the axis of the rotating shaft 8, the output shaft of the servo motor 43 drives the gear 45 to rotate, the gear 45 is meshed with the arc-shaped rack 41 to drive, so that the bottom of the placing cylinder 6 moves along the track of the arc-shaped rack 41, at the same time, the placing cylinder 6 rotates relative to the vertical seat 5 through the rotating shaft 8, so that the firing angle of the firework cylinder is adjusted, the adjustment is convenient, the display effect of the fireworks is improved, and the firing angle of each group of firework cylinders can be independently adjusted, so that the display scene can be changed.

[0022] The locking mechanism 3 comprises a connecting seat 34 and an electric push rod 35, the electric push rod 35 is mounted on the side of the vertical seat 5, the connecting seat 34 is fixed to the telescopic end of the electric push rod 35, the electric push rod 35 is electrically connected with the PLC controller 2, the locking mechanism 3 further comprises a locking wheel 31, a locking hole 32 and a locking rod 33, the locking wheel 31 is fixed to the end of the rotating shaft 8, the locking holes 32 are uniformly formed in the locking wheel 31, the locking rods 33 are uniformly fixed to the side of the connecting seat 34, the locking rods 33 are inserted into the locking holes 32 in cooperation, the locking rods 33 and the locking holes 32 are one-to-one corresponding, after the angle adjustment is completed, the telescopic end of the electric push rod 35 drives the connecting seat 34 to move telescopically, the locking rods 33 on the connecting seat 34 are inserted into the locking holes 32 on the locking wheel 31, so that the rotating shaft 8 is locked, the fixing is convenient, and the stability of the firework cylinder in the firing process is ensured.

[0023] The working principle of the placing frame for adjusting the fire angle of fireworks is as follows: the fireworks cylinder is placed in the placing cylinder 6, the fireworks cylinder is fixed through the fastening screw 7, the output shaft of the servo motor 43 drives the gear 45 to rotate, the gear 45 is in meshing transmission with the arc-shaped gear rack 41, so that the bottom of the placing cylinder 6 moves along the track of the arc-shaped gear rack 41, at the same time, the placing cylinder 6 rotates relative to the vertical seat 5 through the rotating shaft 8, so that the fire angle of the fireworks cylinder is adjusted, after the adjustment is completed, the telescopic end part of the electric push rod 35 drives the connecting seat 34 to perform telescopic movement, the lock rod 33 on the connecting seat 34 is inserted into the lock hole 32 on the locking wheel 31, so that the rotating shaft 8 is locked.

[0024] It is worth noting that the components disclosed in the above embodiments are all general standard components or components known to those skilled in the art, the structure and principle of which can be known by the technical personnel through a technical manual or through a conventional experimental method, the working method of the PLC controller 2, the servo motor 43 and the electric push rod 35 all adopt the prior art, the PLC controller 2, the servo motor 43 and the electric push rod 35 are all products on the market, and the structure and principle thereof belong to the known technology, and the scheme only describes the role played in the scheme and the technical effect to be generated.

[0025] In the utility model, unless another definite provision and limitation, the terms "mount", "connect", "joint", "fix" and the like terms should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electrical connection, can be direct connection, also can pass through intermediate medium indirectly connect, can be two element inside communication or two element mutual action relation, unless another definite limitation. For ordinary skilled in the art, the above terms in the utility model can be understood according to specific circumstances, for example, rotating connection can be through bearing rotating connection.

[0026] The utility model has not detailed part for prior art, although the utility model is specifically shown and introduced in combination with preferred implementation scheme, and the specific implementation of the technical scheme method and approach is many, and the above-mentioned is only preferred implementation mode of the utility model, but the skilled in the art should understand that various changes can be made to the utility model in form and detail within the spirit and scope of the utility model defined by the attached claims, and all are the protection scope of the utility model.

Claims

1. A setting rack for angle adjustment of firework display, comprising a frame (1) and a setting cylinder (6), the side of the setting cylinder (6) is provided with a fastening screw (7), characterized in that: The side of the rack (1) is provided with a PLC controller (2), the top of the rack (1) is uniformly provided with a stand (5), and the placing cylinder (6) is rotatably connected with the stand (5) through a rotating shaft (8), the side of the stand (5) is provided with a locking mechanism (3) for fixing the rotating shaft (8), the bottom of the placing cylinder (6) is connected with the top of the rack (1) through an angle adjusting mechanism (4), and the PLC controller (2) is electrically connected with an external power supply.

2. The setting rack for angle adjustment of firework display according to claim 1, characterized in that: The angle adjusting mechanism (4) comprises an arc-shaped rack (41), a support frame (42), a servo motor (43), a mounting seat (44) and a gear (45), the support frame (42) is fixed on the top of the rack (1), and the arc-shaped rack (41) is mounted on the support frame (42), the mounting seat (44) is fixed on the bottom of the placing cylinder (6), the servo motor (43) is mounted on the side of the mounting seat (44), the gear (45) is rotatably mounted on the inner side of the mounting seat (44), the shaft of the gear (45) is fixedly connected with the output shaft of the servo motor (43), and the gear (45) is in meshing connection with the arc-shaped rack (41), and the servo motor (43) is electrically connected with the PLC controller (2).

3. The setting rack for angle adjustment of firework display according to claim 2, characterized in that: The center of the arc-shaped rack (41) is located on the axis of the rotating shaft (8).

4. The setting rack for angle adjustment of firework display according to claim 1, characterized in that: The locking mechanism (3) comprises a connecting seat (34) and an electric push rod (35), the electric push rod (35) is mounted on the side of the stand (5), the connecting seat (34) is fixed on the telescopic end of the electric push rod (35), and the electric push rod (35) is electrically connected with the PLC controller (2).

5. The setting rack for angle adjustment of firework display according to claim 4, characterized in that: The locking mechanism (3) further comprises a locking wheel (31), a lock hole (32) and a lock rod (33), the locking wheel (31) is fixed on the end of the rotating shaft (8), the lock holes (32) are uniformly formed on the locking wheel (31), the lock rods (33) are uniformly fixed on the side of the connecting seat (34), and the lock rods (33) are inserted into the lock holes (32) in cooperation.

6. The setting rack for angle adjustment of firework display according to claim 5, characterized in that: The lock rods (33) and the lock holes (32) are arranged in one-to-one correspondence.

Images