Public broadcasting equipment for weak current engineering

Abstract

The utility model relates to the technical field of broadcasting equipment, and discloses public broadcasting equipment for weak current engineering, which comprises a mounting frame mounted on a mounting rod, broadcasting equipment is mounted in the mounting frame, a through groove is formed in the lower end of the mounting frame, a limiting pressing plate is slidably connected to one side of the through groove, and a moving pipe is fixedly connected to one side of the limiting pressing plate. One side of the moving pipe is in threaded connection with a lead screw, one side of the lead screw is fixedly connected with a gear, one side of the gear is rotationally connected with the inner side wall of the lower end of the mounting frame, and through the structures such as a limiting pressing plate, the moving pipe and the lead screw arranged at the through groove in the lower end of the mounting frame, when the broadcast equipment is placed on the mounting frame for use, the limiting pressing plate is used for limiting and protecting a connecting wire; according to the broadcast equipment, the connecting wire is fixed after being connected with the lower end distribution box, the situation that connection is disconnected due to continuous shaking in the using process is avoided, the broadcast equipment can be continuously used outdoors, and the broadcast equipment can be protected to a certain degree through the protection net frame on the protection rod.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of broadcast equipment, in particular to public broadcast equipment for weak current engineering. BACKGROUND

[0002] The sound equipment mainly plays a role of broadcast amplification and is mainly used for public broadcast in public places, schools or large shopping malls, and can also be used outdoors. Generally, when used outdoors, the sound equipment is installed on a stand column to facilitate broadcast use.

[0003] The sound box broadcast equipment installed for outdoor use is relatively troublesome to install, and the equipment is prone to aging after being continuously irradiated. A public broadcast sound equipment disclosed in Chinese Patent No. CN213186554U is installed through bolts, the sound equipment body is conveniently installed through the structure, the angle of the light shield plate on the connecting plate is adjusted through the rotating shaft between the light shield plate and the connecting plate, and the structure can effectively prevent sunlight from directly irradiating on the sound equipment body, thereby preventing the sound equipment body from aging. However, when installed and used, the broadcast amplification equipment needs to be electrically connected with a distribution box, and generally, a direct connection mode of a connecting line is adopted. However, the support for installing the broadcast equipment does not have a structure for combing and protecting the connecting line, so that the connecting line is shaken by wind, thereby affecting the stability of the connection. Therefore, the public broadcast equipment for weak current engineering is designed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problem, the application provides a public broadcast equipment for weak current engineering.

[0005] The public broadcast equipment for weak current engineering provided by the application adopts the following technical scheme:

[0006] The public broadcast equipment for weak current engineering comprises an installation frame installed on an installation rod, a broadcast equipment installed in the installation frame, a through slot formed in the lower end of the installation frame, a limiting pressing plate slidably connected to one side of the through slot, a moving pipe fixedly connected to one side of the limiting pressing plate, a lead screw threadedly connected to one side of the moving pipe, a gear fixedly connected to one side of the lead screw, and a lower end inner side wall of the installation frame rotatably connected to one side of the gear.

[0007] Preferably, the installation rod is fixedly connected with an installation bracket, and one side of the installation bracket is fixedly connected with the installation frame.

[0008] Preferably, a protection rod is slidably connected to one side of the bottom of the installation frame, and protection net frames are fixedly connected to the front and rear ends of the protection rod.

[0009] Preferably, a pushing block is fixedly connected to the lower end of the protection rod, and the pushing block is slidably connected to the inner side wall of the installation frame.

[0010] Preferably, the lower end of the pushing block is fixedly connected with a gear plate, and the gear plate engages with a gear.

[0011] Preferably, one side of the pushing block is fixedly connected with a spring, and one side of the spring is fixedly connected with an inner wall of the mounting frame.

[0012] Preferably, the lower end of the broadcasting device is connected with a wire, the wire passes through a through groove and is fixedly connected with a distribution box, and the distribution box is fixedly connected with a mounting rod.

[0013] To sum up, the application has the following beneficial technical effects:

[0014] In the utility model, when the broadcasting device is placed on the mounting frame for use, the limiting pressing plate is used for limiting and protecting the connecting wire, so that the connecting wire is fixed after being connected with the lower end distribution box, the situation that the connection is disconnected due to continuous shaking during use is avoided, the continuous use of the broadcasting device outdoors is facilitated, and the protection net frame on the protection rod can also protect the broadcasting device to a certain extent. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the main body of the application embodiment;

[0016] Figure 2 is a structural schematic view of the mounting frame and the broadcasting device of the application embodiment;

[0017] Figure 3 is a bottom half sectional view of the mounting frame of the application embodiment;

[0018] Figure 4 is a structural schematic view of the pushing rod and the pushing block of the application embodiment.

[0019] The reference signs are explained as follows: 1, mounting rod; 2, mounting frame; 3, mounting frame; 31, through groove; 4, broadcasting device; 5, protection rod; 51, pushing block; 52, spring; 6, gear plate; 7, gear; 8, lead screw; 9, moving pipe; 10, limiting pressing plate; 11, distribution box; 12, protection net frame. DETAILED DESCRIPTION

[0020] The following will be described in detail with reference to the accompanying drawings. Figures 1-4 The application will be described in further detail.

[0021] The application embodiment discloses a public broadcasting device for weak current engineering. Figures 1-4The utility model provides a weak electric engineering's public broadcasting equipment, including installing the frame 3 on the installing rod 1, installs the broadcasting equipment 4 in the installing frame 3, and the lower end of installing frame 3 is provided with the through slot 31, and the through slot 31 one side slidingly connects the limiting pressing plate 10, and the limiting pressing plate 10 one side fixedly connected with the movable pipe 9, and the movable pipe 9 one side screw connection with the lead screw 8, and the lead screw 8 one side fixedly connected with the gear 7, and the gear 7 one side rotationally connected with the lower end of the inside wall of installing frame 3. Utilize the gear 7 to drive the lead screw 8 rotation, and the lead screw 8 drives the movable pipe 9 to move, and the movable pipe 9 drives the limiting pressing plate 10 to move, and the limiting pressing plate 10 is clamped after moving and is connected with the wire, thereby the wire is positioned and fixed, and the wire is avoided to have the problem.

[0022] By adopting the above technical scheme, the mounting bracket 2 is fixedly connected to the mounting rod 1, and the mounting frame 3 is fixedly connected to one side of the mounting bracket 2, so that the mounting frame 3 is fixed to the upper end of the mounting rod 1.

[0023] By adopting the above technical scheme, the protection rod 5 is slidably connected to one side of the bottom of the mounting frame 3, and the protection net frame 12 is fixedly connected to the front and rear ends of the protection rod 5. The protection net frame 12 serves to protect and shield dust from entering the broadcasting equipment 4 directly.

[0024] By adopting the above technical scheme, the push block 51 is fixedly connected to the lower end of the protection rod 5, the push block 51 is slidably connected to the inner side wall of the mounting frame 3, and the gear plate 6 is fixedly connected to the lower end of the push block 51, so that the gear plate 6 engages with the gear 7.

[0025] By adopting the above technical scheme, the spring 52 is fixedly connected to one side of the push block 51, and the spring 52 is fixedly connected to the inner side wall of the mounting frame 3. The spring 52 serves to drive the push block 51 to restore, so that the upper end of the protection rod 5 can move and restore.

[0026] By adopting the above technical scheme, the wire connected to the lower end of the broadcasting equipment 4 passes through the through slot 31 and is fixedly connected to the distribution box 11, and the distribution box 11 is fixedly connected to the mounting rod 1.

[0027] The implementation principle of the public broadcasting equipment of the weak current engineering embodiment of the application is as follows: first, the protection rod 5 is pushed to drive the pushing block 51 to move, so that the pushing block 51 drives the gear plate 6 on one side to move and extrude the spring 52 to shrink, the gear plate 6 drives the gear 7 to rotate, the gear 7 drives the lead screw 8 to rotate, the lead screw 8 drives the moving pipe 9 to move, the moving pipe 9 drives the limiting pressing plate 10 to move, then the broadcasting equipment 4 is placed in the mounting frame 3 from one side, the connecting line of the broadcasting equipment 4 is pulled out from the through slot 31 and connected with the distribution box 11, then the protection rod 5 is loosened, the spring 52 drives the protection rod 5 to recover, and the pushing block 51 is recovered, the pushing block 51 drives the gear plate 6 to move, the gear plate 6 drives the gear 7 to rotate, the gear 7 drives the lead screw 8 to rotate, the lead screw 8 drives the moving pipe 9 to move, the moving pipe 9 drives the limiting pressing plate 10 to move, and the limiting pressing plate 10 clamps the connecting line after moving, so that the connecting line is limited and fixed, and the problem of the connecting line is avoided.

[0028] Finally, it should be pointed out that: first, in the description of the application, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0029] Secondly: the utility model discloses the embodiment of the drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0030] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement etc.

[0031] The above are the preferred embodiments of the application, and are not limited to the protection scope of the application, therefore: any equivalent change made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A public address equipment for low-voltage engineering, comprising a mounting frame (3) mounted on a mounting pole (1), characterized in that: The mounting frame (3) is internally mounted with a broadcasting device (4), a through slot (31) is formed in the lower end of the mounting frame (3), a limiting pressing plate (10) is slidably connected to one side of the through slot (31), a moving pipe (9) is fixedly connected to one side of the limiting pressing plate (10), a lead screw (8) is threadedly connected to one side of the moving pipe (9), a gear (7) is fixedly connected to one side of the lead screw (8), and the gear (7) is rotatably connected to the inner side wall of the lower end of the mounting frame (3).

2. The public broadcasting equipment of weak current engineering according to claim 1, characterized in that: The mounting rod (1) is fixedly connected with a mounting frame (2) on one side.

3. The public broadcasting equipment of light current engineering according to claim 1, characterized in that: The mounting frame (3) is slidably connected with a protection rod (5) on one side of the bottom.

4. The public broadcasting equipment of weak current engineering according to claim 3, characterized in that: The protection rod (5) is fixedly connected with a pushing block (51) at the lower end.

5. The public broadcasting equipment of weak current engineering according to claim 4, characterized in that: The pushing block (51) is slidably connected with the inner side wall of the mounting frame (3).

6. The public broadcasting equipment of weak current engineering according to claim 5, characterized in that: The pushing block (51) is fixedly connected with a gear plate (6) at the lower end.

7. The public broadcasting equipment of light current engineering according to claim 1, characterized in that: The pushing block (51) is fixedly connected with a spring (52) on one side. The spring (52) is fixedly connected with the inner side wall of the mounting frame (3) on one side. The lower end of the broadcasting device (4) is connected with a wire which is fixedly connected with a distribution box (11) through the through slot (31). The distribution box (11) is fixedly connected with the mounting rod (1).

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