Medium wave transmitter dustproof net device with moisture-proof structure

Abstract

The utility model discloses a medium-wave transmitter dustproof net device with a moisture-proof structure, and relates to the technical field of medium-wave transmitters. The medium wave transmitter dustproof net device with the moisture-proof structure comprises a concentric-square-shaped shell, a frame body and an automatic positioning structure, a square opening is formed in the top of the concentric-square-shaped shell, a connecting block is fixedly installed at the top of the concentric-square-shaped shell, a positioning groove is formed in the left side of the connecting block, the frame body is arranged on the concentric-square-shaped shell, and a grating blocking net is fixedly installed on the inner wall of the frame body; a dustproof net is arranged on the frame body, a containing cavity is formed between the grating blocking net and the dustproof net, the containing cavity is filled with a drying agent, and the automatic positioning structure is arranged on the frame body and the connecting block. According to the medium-wave transmitter dustproof net device with the moisture-proof structure, dust removal and moisture absorption treatment can be carried out on air entering the cabinet body of the medium-wave transmitter, adverse effects of dust adhesion and large moisture on the medium-wave transmitter can be prevented, the protection effect is improved, and the frame body is convenient to disassemble and assemble.

Description

Technical Field

[0001] The utility model relates to the technical field of medium wave transmitters, in particular to a dust-proof net device for a medium wave transmitter with a moisture-proof structure. Background Art

[0002] Chinese patent document CN218976675U discloses an emergency switching structure for heat dissipation of a medium wave transmitter, comprising a medium wave transmitter body and a medium wave transmitter body provided with a heat dissipation hole, and a baffle is provided on the heat dissipation hole, the baffle is square, and mounting columns are provided at the four corners of the baffle, the mounting columns pass through the heat dissipation holes and are inserted into the interior of the medium wave transmitter body and connected to a limiting frame, each mounting column is provided with a plurality of mounting slots, a dustproof net is provided on the side of the baffle, and fixing plates adapted to the mounting slots are symmetrically provided at both ends of the dustproof net, the fixing plates are embedded in the mounting slots, a card slot is provided on the fixing plate, a buckle plate is provided on the side of the mounting slot on the mounting column, a buckle adapted to the card slot is provided on the buckle plate, the buckle is fixed in the card slot to fix the dustproof net, and the dustproof net can be cancelled by pulling the buckle on the buckle plate out of the card slot, and then the dustproof net can be removed and maintained, thereby improving the heat dissipation effect, and it is very convenient to use and simple to operate.

[0003] The above-mentioned emergency switching structure for cooling of a medium wave transmitter is difficult to absorb moisture from the air entering the cabinet, and moisture may cause rust and other faults to the medium wave transmitter. Therefore, an emergency switching structure for cooling of a medium wave transmitter is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a medium wave transmitter dust screen device with a moisture-proof structure, which can solve the problem that it is difficult to absorb moisture from the air entering the cabinet, and moisture may cause rust and other faults to the medium wave transmitter.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a medium wave transmitter dustproof net device with a moisture-proof structure, comprising a circular shell, a frame and an automatic positioning structure, a square opening being provided on the top of the circular shell, a connecting block being fixedly installed on the top of the circular shell, a positioning groove being provided on the left side of the connecting block, a frame being provided on the circular shell, a grille being fixedly installed on the inner wall of the frame, a dustproof net being provided on the frame, a accommodating cavity being formed between the grille and the dustproof net, the accommodating cavity being filled with a desiccant, an automatic positioning structure being provided on the frame and the connecting block, and the automatic positioning structure being used to locate the position of the frame.

[0006] Preferably, a circular plate is fixedly mounted on the outer wall of the circular shell, and a sealing gasket is fixedly mounted on the left side of the circular plate, so that the installation sealing performance of the circular plate is better.

[0007] Preferably, an air guide cover is fixedly installed on the right side of the circular shell to guide the air entering the circular shell.

[0008] Preferably, a square groove is provided at the inner bottom of the circular shell, the frame passes through the square opening and is inserted into the square groove, four groups of rectangularly distributed grooves are provided on the right side of the frame, and a clamping block is fixedly installed on the outer wall of the dustproof net, a bolt is provided on the clamping block, one end of the bolt passes through the clamping block and is threadedly connected to the frame.

[0009] Preferably, a guide opening having the same shape as the positioning groove is provided on the top of the connecting block, and a guide groove communicating with the guide opening and the positioning groove is provided on the left side of the connecting block.

[0010] Preferably, the automatic positioning structure includes a sliding block, a positioning strip, a spring, a pull rod and a pull ring. A square cavity is opened on the frame. The sliding block is slidably installed in the square cavity. The positioning strip is fixedly installed on the right side of the sliding block. One end of the positioning strip is inserted in the positioning groove. The spring is fixedly installed between the left side of the sliding block and the square cavity. One end of the pull rod extends into the square cavity and is fixedly connected to the sliding block. The pull ring is fixedly installed on the outer wall of the pull rod.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The medium wave transmitter dust screen device with a moisture-proof structure, through the coordinated use of a frame, a grille screen, a dust screen, a desiccant, a connecting block, a sliding block, a positioning insert, a spring, a pull rod and a pull ring, can, on the one hand, remove dust and absorb moisture from the air entering the medium wave transmitter cabinet, thereby preventing the adverse effects of dust adhesion and large amounts of moisture on the medium wave transmitter, thereby improving the protective effect of the device; on the other hand, the frame is easy to disassemble and assemble, which is beneficial for subsequent cleaning of the dust screen; at the same time, the desiccant can be easily replaced when the dust screen is disassembled, thereby further improving the convenience of later maintenance and enhancing the convenience and practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 For this utility model Figure 1 A magnified view of part A in FIG;

[0016] Figure 3 For this utility model Figure 1 A magnified view of part B in FIG;

[0017] Figure 4 It is the main view of the utility model.

[0018] Figure numerals: 1, circular shell; 2, frame; 3, grille; 4, dust net; 5, desiccant; 6, circular plate; 7, sealing gasket; 8, connecting block; 9, automatic positioning structure; 91, sliding block; 92, positioning strip; 93, spring; 94, pull rod; 95, pull ring; 10, air guide cover; 11, clamping block; 12, bolt. DETAILED DESCRIPTION

[0019] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0020] See also Figures 1-4 The utility model provides a technical solution: a dust-proof net device for a medium wave transmitter with a moisture-proof structure, comprising a circular shell 1, a frame 2 and an automatic positioning structure 9. A square opening is provided on the top of the circular shell 1, a connecting block 8 is fixedly installed on the top of the circular shell 1, a positioning groove is provided on the left side of the connecting block 8, the frame 2 is arranged on the circular shell 1, a grille 3 is fixedly installed on the inner wall of the frame 2, a dust-proof net 4 is provided on the frame 2, an accommodating cavity is formed between the grille 3 and the dust-proof net 4, and the accommodating cavity is filled with a desiccant 5, an automatic positioning structure 9 is provided on the frame 2 and the connecting block 8, and the automatic positioning structure 9 is used to locate the position of the frame 2.

[0021] A circular plate 6 is fixedly installed on the outer wall of the circular shell 1, a sealing gasket 7 is fixedly installed on the left side of the circular plate 6, and an air guide cover 10 is fixedly installed on the right side of the circular shell 1. A square groove is provided at the bottom inner side of the circular shell 1, and the frame 2 passes through the square opening and is inserted into the square groove. Four groups of notches distributed in a rectangular shape are provided on the right side of the frame 2. A clamping block 11 is fixedly installed on the outer wall of the dustproof net 4, and a bolt 12 is provided on the clamping block 11. One end of the bolt 12 passes through the clamping block 11 and is threadedly connected to the frame 2. A guide opening in the shape of the positioning groove is provided on the top of the connecting block 8, and a guide groove connected to the guide opening and the positioning groove is provided on the left side of the connecting block 8.

[0022] The automatic positioning structure 9 includes a sliding block 91, a positioning strip 92, a spring 93, a pull rod 94 and a pull ring 95. A square cavity is opened on the frame 2. The sliding block 91 is slidably installed in the square cavity. The positioning strip 92 is fixedly installed on the right side of the sliding block 91. One end of the positioning strip 92 is inserted in the positioning groove. The spring 93 is fixedly installed between the left side of the sliding block 91 and the square cavity. One end of the pull rod 94 extends into the square cavity and is fixedly connected to the sliding block 91. The pull ring 95 is fixedly installed on the outer wall of the pull rod 94. Bolts are used to pass through the connecting block 8 and install it on the cabinet of the medium wave transmitter. When the dustproof net 4 needs to be cleaned or the desiccant 5 needs to be replaced, the pull ring 95 is held to pull the sliding block 91 and the positioning strip 92 to the left, and then the positioning strip 92 is automatically separated from the connecting block 8, and then the frame 2 is toggled upward Move, then use a wrench to remove the bolt 12, then the dustproof net 4 can be removed, then the desiccant 5 can be replaced and the dustproof net 4 can be cleaned, then the dustproof net 4 can be reinstalled, and then the frame 2 is inserted into the circular shell 1. During the process, the positioning insert 92 first enters the guide port, and then is automatically inserted into the positioning slot along the guide slot to complete the installation. On the one hand, the air entering the medium wave transmitter cabinet can be dust-removed and moisture-absorbed, which can prevent dust adhesion and large moisture from causing adverse effects on the medium wave transmitter, thereby improving the protection effect of the device. On the other hand, the frame 2 is easy to disassemble and assemble, which is conducive to the subsequent cleaning of the dustproof net 4. At the same time, when the dustproof net 4 is disassembled, the desiccant 5 can be replaced, further improving the convenience of later maintenance, and enhancing the convenience and practicality of the device.

[0023] Working principle: Use bolts to pass through the connecting block 8 and install it on the cabinet of the medium wave transmitter. When the dust screen 4 needs to be cleaned or the desiccant 5 needs to be replaced, hold the pull ring 95 to pull the sliding block 91 and the positioning strip 92 to the left, and then the positioning strip 92 automatically separates from the connecting block 8, then move the frame 2 upward, and then use a wrench to remove the bolt 12, and then the dust screen 4 can be removed, and then the desiccant 5 is replaced and the dust screen 4 is cleaned, and then the dust screen 4 is reinstalled, and then the frame 2 is inserted into the circular shell 1. During the process, the positioning strip 92 first enters the guide port, and then automatically inserts into the positioning slot along the guide groove to complete the installation.

[0024] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A dustproof screen device for a medium wave transmitter with a moisture-proof structure, characterized in that: include: A circular shell (1) is provided with a square opening on its top, a connecting block (8) is fixedly mounted on the top of the circular shell (1), and a positioning groove is provided on the left side of the connecting block (8); A frame (2) is arranged on the circular shell (1), a grille screen (3) is fixedly mounted on the inner wall of the frame (2), a dust screen (4) is arranged on the frame (2), a receiving cavity is formed between the grille screen (3) and the dust screen (4), and the receiving cavity is filled with a desiccant (5); The automatic positioning structure (9) is arranged on the frame (2) and the connecting block (8), and the automatic positioning structure (9) is used to locate the position of the frame (2).

2. The dust-proof screen device for a medium wave transmitter with a moisture-proof structure according to claim 1, characterized in that: A circular plate (6) is fixedly mounted on the outer wall of the circular shell (1), and a sealing gasket (7) is fixedly mounted on the left side of the circular plate (6).

3. The dustproof screen device for a medium wave transmitter with a moisture-proof structure according to claim 2, characterized in that: An air guide cover (10) is fixedly mounted on the right side of the circular shell (1).

4. The dustproof screen device for a medium wave transmitter with a moisture-proof structure according to claim 3, characterized in that: A square groove is provided at the inner bottom of the circular shell (1), and the frame (2) passes through the square opening and is inserted into the square groove. Four groups of rectangularly distributed grooves are provided on the right side of the frame (2). A clamping block (11) is fixedly installed on the outer wall of the dustproof net (4), and a bolt (12) is provided on the clamping block (11). One end of the bolt (12) passes through the clamping block (11) and is threadedly connected to the frame (2).

5. The dust-proof screen device for a medium wave transmitter with a moisture-proof structure according to claim 1, characterized in that: The top of the connecting block (8) is provided with a guide opening having the same shape as the positioning groove, and the left side of the connecting block (8) is provided with a guide groove communicating with the guide opening and the positioning groove.

6. The dustproof screen device for a medium wave transmitter with a moisture-proof structure according to claim 1, characterized in that: The automatic positioning structure (9) comprises a sliding block (91), a positioning insert (92), a spring (93), a pull rod (94) and a pull ring (95); a square cavity is provided on the frame (2); the sliding block (91) is slidably installed in the square cavity; the positioning insert (92) is fixedly installed on the right side of the sliding block (91); one end of the positioning insert (92) is inserted in the positioning groove; the spring (93) is fixedly installed between the left side of the sliding block (91) and the square cavity; one end of the pull rod (94) extends into the square cavity and is fixedly connected to the sliding block (91); and the pull ring (95) is fixedly installed on the outer wall of the pull rod (94).

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