CN220020598U

CN220020598U - Noise elimination box

Info

Publication number: CN220020598U
Application number: CN202320134793.0U
Authority: CN
Inventors: 杨岭; 陈浩; 周林华
Original assignee: Suzhou Anteck Electronic Technology Co Ltd
Current assignee: Suzhou Anteck Electronic Technology Co Ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-11-14
Anticipated expiration: 2033-01-17

Abstract

The utility model discloses a silencing box, which comprises a box body, a box cover for covering the box body, a plurality of cylinder driving assemblies symmetrically arranged at two ends of the silencing box, wherein each cylinder driving assembly comprises a cylinder body assembly, a push rod assembly, a first fixing assembly and a second fixing assembly, the first fixing assembly is fixedly arranged between the box cover and the push rod assembly, one end of the cylinder body assembly is in sliding connection with the push rod assembly, the other end of the cylinder body assembly is fixedly connected with one end of the second fixing assembly, and one end of the second fixing assembly, which is far away from the cylinder body assembly, is fixedly connected with the box body. The utility model can solve the problem that the cover of the cover in the silencing box is difficult to flip and is convenient to operate.

Description

Noise elimination box

Technical Field

The utility model relates to the field of anechoic chambers, in particular to an anechoic box.

Background

The anechoic box is a common acoustic testing environment, is small in structure relative to a semi-anechoic chamber close to an ideal free field, and has a better audiometric effect. Such a sound-damping box then meets the requirements of customers who, due to space constraints, do not have the condition to build a semi-sound-damping void close to an ideal free field.

In the prior art, the automatic door arranged on the silencing box is smaller than the box body due to structural reasons, so that the tested product is inconvenient to take and place.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the silencing box which solves the problem that a product to be tested in the silencing box is inconvenient to take and place.

The utility model provides a silencing box, silencing box include the box, with box swing joint's case lid, its characterized in that, the case lid overall cover the box, just form the test space between the case lid with the product that awaits measuring can be placed to the box, silencing box both sides fixedly connected with a plurality of cylinder drive assembly, cylinder drive assembly includes cylinder body subassembly, push rod subassembly, first fixed subassembly, second fixed subassembly, first fixed subassembly fixed connection be in the case lid with between the push rod subassembly, cylinder body subassembly one end with push rod subassembly's sliding connection, the other end with the one end fixed connection of second fixed subassembly, the second fixed subassembly other end with box fixed connection, cylinder drive assembly can drive the opening or closing of case lid.

Further, the first fixing assembly comprises a first fixing block, a first fixing seat fixedly connected with the box body and a first fixing disc fixedly connected with the first fixing seat, and one end of the first fixing block is fixedly connected with the first fixing disc, and the other end of the first fixing block is fixedly connected with the first fixing seat and the push rod assembly.

Further, the second fixing assembly comprises a second fixing block, a second fixing seat fixedly connected with the box cover and a second fixing disc fixedly connected with the second fixing seat, and one end of the second fixing block is rotationally connected with the second fixing disc and the second fixing seat, and the other end of the second fixing block is fixedly connected with the cylinder body assembly.

Further, the cylinder body assembly comprises a cylinder body, and a first screw cap and a second screw cap which are detachably connected to two ends of the cylinder body, wherein the second screw cap is fixedly connected with the second fixing assembly, and the first screw cap is fixedly connected with a limiting boss and is used for fixing the push rod.

Further, the push rod assembly comprises a push rod and a connecting rod which are fixedly connected, the push rod penetrates through the first screw cover to be connected with the cylinder body in a sliding mode, and the connecting rod is fixedly connected with the first fixing assembly.

Further, at least one sound insulation wallboard is arranged in the box body so as to divide the space in the box body into a plurality of independent test spaces.

Further, the box body further comprises a first button and a second button, and the first button and the second button are electrically connected with the circuit board and used for controlling the opening and closing of the box cover.

Further, the box body further comprises a scram button and a power switch, the power switch is electrically connected with the circuit board to control the power on and the power off of the silencing box, and the scram button is electrically connected with the circuit board to control the silencing box to cut off the power supply and stop the silencing box when the silencing box is in a dangerous state.

Further, a plurality of supporting seats are fixedly arranged at the bottom of the box body.

Further, at least one partition plate is arranged in the box cover to divide the internal space of the box cover into a plurality of independent test spaces and is matched with the test spaces in the box body.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the cylinder driving devices on two sides of the silencing box are utilized to control the automatic opening and closing of the box cover through the first button and the second button on the box body, so that the product to be tested is convenient to take and place, the operation is simple, and the efficiency is improved.

2. The box cover and the box body of the utility model are designed in a grid manner, thereby meeting the test requirements of a plurality of products and greatly improving the test efficiency.

3. According to the utility model, the silencing box is electrified, when the silencing box is in a sealing state, the push rods in the cylinder driving devices at the two sides are positioned in the cylinder body, when the first button is used, the push rods in the cylinder driving devices at the two sides of the silencing box are ejected, the box cover is opened, the silencing box is in an opened state, the operation is convenient, the structure is simple, and the application cost is reduced.

Drawings

FIG. 1 is a schematic view of a closed state of a muffler box according to an embodiment of the present utility model;

FIG. 2 is a right side view of FIG. 1;

fig. 3 is a schematic view of an opened state of a muffler box according to an embodiment of the present utility model;

1. a case; 10. a first button; 11. a second button; 12. an emergency stop button; 13. a sound insulation wallboard; 14. a power switch; 15. a side surface; 2. a case cover; 20. a partition plate; 21. a test space; 3. a cylinder driving assembly; 30. a cylinder assembly; 300. a first screw cap; 301. a first seal ring; 302. a second screw cap; 303. a second seal ring; 304. a cylinder; 31. a first fixing assembly; 310. a first fixed block; 311. a first fixing seat; 312. a first fixed plate; 32. a second fixing assembly; 320. a second fixed block; 321. the second fixing seat; 322. a second fixed disk; 33. a push rod assembly; 330. a push rod; 331. a connecting rod; 34. a rotating shaft; 35. a bolt; 36. a limit boss; 4. a support base; 5. a connecting pin; 6. a connecting plate; 7. a fixing plate; 8. a circuit board.

Detailed Description

The technical scheme of the utility model is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. In the description of the present utility model, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. refer to the azimuth or positional relationship based on the azimuth or positional relationship shown in the drawings. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 and 2, the muffler box according to the embodiment of the utility model includes a box body 1, a box cover 2, a plurality of cylinder driving assemblies 3 and a plurality of supporting seats 4, one end of each cylinder driving assembly 3 is fixedly connected with the box body 1, the other end is fixedly connected with the box cover 2, the box body 1 is rotatably connected with the box cover 2, and the bottom of the box body 1 is fixedly connected with the plurality of supporting seats 4.

In this embodiment, a pair of cylinder driving assemblies 3 are disposed on two sides of the muffler case, so as to realize automatic opening and closing of the case cover 2.

The cylinder driving assembly 3 comprises a cylinder assembly 30, a first fixing assembly 31, a second fixing assembly 32 and a push rod assembly 33, wherein one end of the first fixing assembly 31 is fixedly connected with the box cover 2, the other end of the first fixing assembly is fixedly connected with one end of the push rod assembly 33, the other end of the push rod assembly 33 is slidably connected with the cylinder assembly 30, one end of the second fixing assembly 32 is fixedly connected with the cylinder assembly 30 far away from one end of the push rod assembly 33, and the other end of the second fixing assembly is fixedly connected with the box body 1.

The inside at least one sound insulation wallboard 13 that is provided with of box 1, this embodiment sets up three sound insulation wallboard 13 and is separated the inside of box 1 into four test space, is convenient for satisfy the test demand of multiple product.

The bottom of box 1 still is provided with a plurality of supporting seats 4, and the bottom of this embodiment box 1 sets up four supporting seats 4 for support the noise elimination case, guarantee the stability of noise elimination case.

At least one partition plate 15 is arranged inside the box cover 2, and three partition plates 15 are arranged in the embodiment to divide the box cover 2 into four test spaces and correspond to the test spaces 21 inside the box body 1, so that the product to be tested is large in placement space and convenient to store and take.

Still include first button 10, second button 11 and scram button 12 on the box 1, first button 10 and second button 11 are all connected with circuit board 8 electricity for control opening and shutting of case lid 2, convenient operation improves work efficiency, and scram button 12 is in dangerous state with circuit board 8 electricity is used for controlling the noise elimination case, cuts off the power, stops the operation of noise elimination case reduces the potential safety hazard.

The side 15 of the box body 1 is fixedly provided with a power switch 14, and the power switch 14 is electrically connected with the circuit board 8 and is used for controlling the power-on and power-off of the noise elimination box.

The muffler box further comprises a fixing plate 7 and a connecting plate 6, wherein the fixing plate 7 is fixedly connected with the box body 1, the connecting plate 6 is fixedly connected with the box cover 2, and when the box cover 2 is opened, the box cover 2 can rotate around the box body 1 at a certain angle through the connecting pin 5.

The cylinder assembly 30 comprises a cylinder 304, a first 331 screw cap 300 and a second screw cap 302, wherein the first screw cap 300 is detachably connected to one end of the cylinder 304 and is sealed between the cylinder 304 and the first screw cap 300 by a first sealing ring 301, and the upper end 305 of the other end of the first screw cap 300 is fixedly connected with a limit boss 36 for fixing a push rod 330; one end of the second screw cap 302 is detachably connected to the other end of the cylinder 304, and is sealed between the cylinder 304 and the second screw cap 302 by a second sealing ring 303, and the other end is fixedly connected with the second fixing assembly 32.

The first fixing assembly 31 comprises a first fixing seat 311, a first fixing block 310 and a first fixing disc 312 fixedly connected with the first fixing seat, one end of the first fixing block 310 is fixedly connected with the first fixing seat 311 and the first fixing disc 312 through bolts 35, the other end of the first fixing block is fixedly connected with the push rod assembly 33, the first fixing seat 311 is fixedly connected with the box cover 2, a user can install the box quickly, and the structure is simple.

The second fixing assembly 32 comprises a second fixing base 321, a second fixing block 320 and a second fixing disc 322 fixedly connected with the second fixing base 321, one end of the second fixing block 320 is fixedly connected with the second screw cap 302, the other end of the second fixing block is rotatably connected with the second fixing base 321 and the second fixing disc 322 through a rotating shaft 34, and the second fixing base 321 is fixedly connected with the box body 1.

Further with reference to fig. 3, the push rod assembly 33 includes an integrally formed connecting rod 331 and a push rod 330, one end of the push rod 330 passes through the first screw cap 300 and slides up and down along the cylinder body 304, one end of the connecting rod 331 is fixedly connected with the first fixing block 311, an operator controls the push rod assembly 33 and the push rod assembly to be ejected and reset timely and effectively through a cylinder, and then the opening and closing of the box cover 2 are controlled, so that the operation is convenient, a device with a complex structure is not required, and the cost is reduced.

In this embodiment, the upper end of the first screw cap 300 is fixedly connected with the limiting boss 37, when the push rod 330 passes through the first screw cap 300 and slides along a sliding rail (not shown in the figure) in the cylinder 304 to be ejected, the bottom end of the push rod 330 is fixedly connected with the limiting boss 37, so as to fix the case cover 2, prevent the case cover 2 from being suddenly closed, and prevent the case cover 2 from being suddenly closed due to unexpected factors, so that operators can access the product to be tested to be injured, and potential safety hazard is reduced.

When the test box is used, the power switch 14 is turned on, the silencing box is electrified, the first button 10 is started, the push rods 330 in the cylinder driving assemblies 3 at the two sides of the silencing box penetrate through the first screw caps 300 and slide outwards along the sliding rails (not shown in the figure) in the cylinder body 304 to be ejected, so that the box cover 2 is driven to be opened, and a tested product is taken and placed; after the test product is taken and put, the second button 11 is started, the push rod 330 in the cylinder driving assembly 3 at two sides of the silencing box penetrates through the first screw cover 300 to inwards slide along the sliding rail (not shown in the figure) in the cylinder body 304, and then the box cover 2 is driven to be closed, so that the silencing box is in a sealed state, the silencing box is more convenient to operate, the cylinder driving at two sides of the silencing box is utilized to realize automatic flip of the box cover 2, and the test efficiency is improved.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a silencing box, silencing box include box (1), with box (1) swing joint's case lid (2), a serial communication port, case lid (2) overall cover box (1), just box lid (2) with form test space (21) between box (1) and can place the product that awaits measuring, silencing box both sides fixedly connected with a plurality of cylinder drive assembly (3), cylinder drive assembly (3) include cylinder body subassembly (30), push rod subassembly (33), first fixed subassembly (31), second fixed subassembly (32), first fixed subassembly (31) fixed connection be in case lid (2) with between push rod subassembly (33), cylinder body subassembly (30) one end with push rod subassembly (33) sliding connection, the other end with one end fixed connection of second fixed subassembly (32), the second fixed subassembly (32) other end with box (1) fixed connection, cylinder drive assembly (3) can drive opening or closing of case lid (2).

2. The muffler box as defined in claim 1, wherein the first fixing assembly (31) includes a first fixing block (310), a first fixing base (311) fixedly connected to the box body (1), and a first fixing plate (312) fixedly connected to the first fixing base (311), one end of the first fixing block (310) is fixedly connected to the first fixing plate (312) and the first fixing base (311), and the other end is fixedly connected to the push rod assembly (33).

3. The muffler box as defined in claim 1, wherein the second fixing assembly (32) includes a second fixing block (320), a second fixing base (321) fixedly connected to the case cover (2), and a second fixing plate (322) fixedly connected to the second fixing base (321), and one end of the second fixing block (320) is rotatably connected to the second fixing plate (322) and the second fixing base (321), and the other end is fixedly connected to the cylinder assembly (30).

4. The muffler box as defined in claim 1, wherein the cylinder assembly (30) includes a cylinder (304) and a first screw cap (300) and a second screw cap (302) detachably connected to both ends of the cylinder (304), the second screw cap (302) is fixedly connected to the second fixing assembly (32), and the first screw cap (300) is fixedly connected to a limiting boss (36) for fixing the push rod (330).

5. The muffler box as defined in claim 4, wherein the pushrod assembly (33) includes a pushrod (330) and a connecting rod (331) fixedly connected, the pushrod (330) slidably connected along the cylinder (304) through the first screw cap (300), the connecting rod (331) fixedly connected with the first fixing assembly (31).

6. The sound-damping box according to claim 1, characterized in that at least one sound-damping wall panel (13) panel is provided inside the box (1) to divide the space inside the box (1) into a plurality of independent test spaces (21).

7. The muffler box as claimed in claim 5, wherein the box body (1) further includes a first button (10) and a second button (11), and the first button (10) and the second button (11) are electrically connected to the circuit board (8) for controlling opening and closing of the cover (2).

8. The muffler box as defined in claim 7, wherein the box body (1) further comprises a scram button (12) and a power switch (14), the power switch (14) and the circuit board (8) are electrically connected to control the power-on and power-off of the muffler box, and the scram button (12) and the circuit board (8) are electrically connected to control the muffler box to cut off the power supply and stop the operation of the muffler box when the muffler box is in a dangerous state.

9. The muffler box as claimed in claim 1, characterized in that the bottom of the box body (1) is fixedly provided with a plurality of support seats (4).

10. The muffler box as claimed in claim 1, wherein at least one partition (20) is provided inside the box cover (2) to partition the internal space of the box cover (2) into a plurality of independent test spaces (21) and to be fitted with the test spaces (21) inside the box body (1).