Folding plate buckling type sound barrier easy to assemble

Abstract

The utility model discloses a folded plate buckling type sound barrier easy to assemble, which belongs to the technical field of sound barriers, and comprises a sound absorbing plate, a back plate and a panel, a first side frame is arranged on the back plate, a second side frame is arranged on the panel, when the panel is buckled on the back plate, the second side frame is sleeved outside the first side frame, and the second side frame is sleeved outside the second side frame. An accommodating space for accommodating the acoustic board is formed between the panel and the back plate, a positioning assembly for positioning the acoustic board is arranged on the first side frame, and the positioning assembly comprises a bottom plate, a first fixed plate, a second fixed plate, a first movable plate and an abutting bolt. The back plate and the face plate are connected in a folded plate buckling mode, the sound absorption plate is contained between the back plate and the face plate, and the sound barrier is simple in overall assembly and low in manufacturing cost. In the two side frames, the upper side plate and the lower side plate are obliquely arranged to generate elastic pre-tightening force so that the back plate and the panel can be effectively buckled, the first side frame is provided with the groove and the sealing ring, and the sealing effect is good after the back plate and the panel are buckled; the acoustic boards with different thicknesses can be effectively fixed, and the acoustic board fixing device is suitable for the acoustic boards with different thicknesses.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of sound barrier, concretely relates to an easy-to-assemble folding plate snap-on type sound barrier. BACKGROUND

[0002] A sound barrier is a wall structure arranged beside a noise source. A facility is inserted between the sound source and the receiver to make the sound wave propagation have a significant additional attenuation, thereby weakening the noise impact on a certain area where the receiver is located. The sound barrier can reduce the noise by 10-15 decibels. The sound barrier is mainly composed of an external shell plate and an internal sound absorption and insulation plate. The sound absorption and insulation plate is the main sound insulation and absorption component in the sound barrier. The existing sound barrier is relatively cumbersome when assembling the sound absorption and insulation plate and the external shell plate. Moreover, the external shell plate cannot be well matched when the sound absorption and insulation plate has different assembly thicknesses. Different clamping pieces or supporting pieces need to be manufactured, increasing the assembly cost. SUMMARY

[0003] Technical problem: In view of the above problems in the prior art, the technical problem to be solved by the utility model is to provide an easy-to-assemble folding plate snap-on type sound barrier that simplifies the assembly process and adapts to sound absorption and insulation plates with different thicknesses.

[0004] Technical scheme: In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0005] An easy-to-assemble folding plate snap-on type sound barrier includes a sound absorption plate, a back plate connected to the sound absorption plate, and a panel for snap-on with the back plate. The back plate is provided with a first side frame, and the panel is provided with a second side frame. When the panel is snap-on to the back plate, the second side frame is sleeved outside the first side frame, and a containing space containing the sound absorption plate is formed between the panel and the back plate. The first side frame is provided with a positioning assembly for positioning the sound absorption plate. The positioning assembly includes a bottom plate connected to the first side frame, a first fixed plate fixedly connected to the bottom plate, a second fixed plate fixedly connected to the bottom plate, a first movable plate movably connected to the bottom plate, and a clamping bolt for clamping the first movable plate.

[0006] Preferably, the second fixed plate is provided with a threaded hole corresponding to the clamping bolt, and the number of threaded holes is more than one.

[0007] Preferably, the number of positioning assemblies is more than one.

[0008] Preferably, the first side frame includes a first upper side plate, a first lower side plate, a first left side plate, and a first right side plate. The second side frame includes a second upper side plate corresponding to the first upper side plate, a second lower side plate corresponding to the first lower side plate, a second left side plate corresponding to the first left side plate, and a second right side plate corresponding to the first right side plate.

[0009] Preferably, the first upper side plate and the back plate form an angle of a1, the first lower side plate and the back plate form an angle of a2, the a1 and the a2 are greater than 90° and less than 95°, the second upper side plate and the panel form an angle of b1, the second lower side plate and the panel form an angle of b2, the b1 and the b2 are greater than 85° and less than 90°.

[0010] Preferably, a plurality of transverse support plates are arranged between the back plate and the panel.

[0011] Preferably, the first side frame is provided with a first groove, and a sealing ring is arranged in the first groove.

[0012] Beneficial effects: compared with the prior art, the utility model has the following advantages:

[0013] 1. By setting the sound absorption plate, the back plate and the panel, the back plate is provided with the first side frame, the panel is provided with the second side frame, the back plate and the panel are connected in a folding plate buckle type, the sound absorption plate is accommodated in the middle, the whole sound barrier is simple to assemble, and the manufacturing cost is low.

[0014] 2. The elastic pre-tightening force is generated by the upper and lower side plates arranged in an inclined mode in the two side frames, so that the back plate and the panel are effectively buckled, the first side frame is provided with a groove and a sealing ring, and the sealing effect is good after the back plate and the panel are buckled.

[0015] 3. By setting the positioning assembly, the sound absorption plate is effectively fixed, the positioning assembly is provided with a fixed plate, a movable plate and a pressing bolt, different thicknesses of sound absorption plates can be effectively fixed, and the sound absorption plates of different thicknesses can be used. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a vertical sectional structure schematic view of the utility model;

[0017] Figure 2 It is Figure 1 the enlarged view of A in the middle;

[0018] Figure 3 It is a side view structure schematic view of the back plate and the panel in a separated state;

[0019] Figure 4 It is a panel structure schematic view;

[0020] Figure 5 It is a back plate structure schematic view;

[0021] Figure 6 It is a horizontal sectional structure schematic view of the utility model;

[0022] Figure 7 It is Figure 6 the enlarged view of B in the middle;

[0023] Figure 8 is a schematic view of a first movable plate and a bottom plate profile structure. DETAILED DESCRIPTION

[0024] The application will be further illustrated below in conjunction with specific examples, which are implemented on the premise of the technical scheme of the application and are intended to illustrate the application but not to limit the scope of the application.

[0025] As shown in Figure 1 , Figure 4 , Figure 5 and Figure 6 , an easy-to-assemble folding baffle type sound barrier comprises a sound absorption plate 1, a back plate 2 and a face plate 3, the back plate 2 is provided with a first side frame, the first side frame is arranged on the front side of the back plate 2 near the peripheral edge, the face plate 3 is provided with a second side frame, the second side frame is arranged on the back side of the face plate 3 near the peripheral edge, when the back side of the face plate 3 is buckled on the front side of the back plate 2, the second side frame is sleeved outside the first side frame, a containing space for containing the sound absorption plate 1 is formed between the face plate 3 and the back plate 2, the sound absorption plate 1 is made of a base plate plus sound absorption cotton, the back plate 2 and the face plate 3 are both made of aluminum alloy material, the thickness of the plate is more than 1.5 mm, a mold forming method can be used in manufacturing to reduce manufacturing cost, a plurality of punching holes 31 are arranged on the face plate 3, the punching holes 31 are distributed in the middle area of the face plate 3.

[0026] As shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the first side frame comprises a first upper side plate 51, a first lower side plate 52, a first left side plate 53 and a first right side plate 54, the second side frame comprises a second upper side plate 61 corresponding to the first upper side plate 51, a second lower side plate 62 corresponding to the first lower side plate 52, a second left side plate 63 corresponding to the first left side plate 53 and a second right side plate 64 corresponding to the first right side plate 54, when the face plate 3 is buckled on the back plate 2, the side plates on the face plate 3 are all sleeved outside the side plates on the back plate 2, in order to clamp the face plate 3 and the back plate 2, the angle between the first upper side plate 51 and the back plate 2 is α1, the angle between the first lower side plate 52 and the back plate 2 is α2, both α1 and α2 are 92°, when the first upper side plate 51 and the first lower side plate 52 are inwardly moved to form a 90° angle with the back plate 2, the first upper side plate 51 and the first lower side plate 52 will generate an outward elastic force, the angle between the second upper side plate 61 and the face plate 3 is β1, the angle between the second lower side plate 62 and the face plate 3 is β2, both β1 and β2 are 88°, when the second upper side plate 61 and the second lower side plate 62 are outwardly moved to form a 90° angle with the face plate 3, the second upper side plate 61 and the second lower side plate 62 will generate an inward elastic force, so that the face plate 3 is pressed and clamped on the back plate 2 by the elastic pre-tightening force of the upper and lower side plates.

[0027] As Figure 6 , Figure 7 and Figure 8 shown, the first side frame inner wall is provided with a positioning assembly 4, the positioning assembly 4 is symmetrically arranged on the first left side plate 53 and the first right side plate 54, thereby positioning the sound absorption plate 1 from both sides, the positioning assembly 4 includes a bottom plate 41, a first fixed plate 42, a second fixed plate 43, a first movable plate 44 and a clamping bolt 45, the bottom plate 41 is used to be connected with the first left side plate 53 or the first right side plate 54, the connection mode adopts bonding or rivet connection, the first fixed plate 42 is fixedly connected at one end of the bottom plate 41, the second fixed plate 43 is fixedly connected at the other end of the bottom plate 41, the first movable plate 44 is arranged between the first fixed plate 42 and the second fixed plate 43 and movably connected with the bottom plate 41, the bottom plate 41 is provided with a T-shaped groove 411, the first movable plate 44 is provided with a corresponding T-shaped block 441, the first movable plate 44 is movably connected with the bottom plate 41 through the T-shaped block 441 sliding in the T-shaped groove 411, the second fixed plate 43 is provided with a threaded hole 431, the clamping bolt 45 is threadedly connected with the threaded hole 431, the number of threaded holes 431 can be provided as multiple, the number of clamping bolts 5 can also be correspondingly provided as multiple, one end of the clamping bolt 45 is clamped on the first movable plate 44, different thicknesses of sound absorption plates 1 can be matched through the first movable plate 44, and the sound absorption plate 1 can be clamped and fixed through the first movable plate 44 and the first fixed plate 42 by the clamping bolt 45, the clamping bolt 45 can be replaced by bolts of different lengths according to the thickness of the sound absorption plate 1, so that the accommodating space between the back plate 2 and the panel 3 can clamp and fix sound absorption plates 1 of different thicknesses, and the positioning assembly 4 can be provided as multiple from top to bottom on the first left side plate 53 and the first right side plate 54 to stably fix the sound absorption plate 1.

[0028] As Figure 1 and Figure 2 shown, a plurality of transverse support plates 7 are arranged between the back plate 2 and the panel 3, the bottom edges of the transverse support plates 7 are tightly attached to the first upper side plate 51 or the first lower side plate 52, and two are symmetrically arranged, the transverse support plate 7 is a U-shaped plate, when the back plate 2 and the panel 3 are buckled, one side of the U-shaped plate is attached to the back plate 2, and the other side is attached to the panel 3, forming a support, increasing the stress intensity of the back plate 2 and the panel 3, and protecting the sound absorption plate 1. The first side frame is provided with a first recess 55, the first recess 55 is arranged on the first upper side plate 51, the first lower side plate 52, the first left side plate 53 and the first right side plate 54, and a sealing ring 551 is arranged in the first recess, when the second side frame is sleeved outside the first side frame, it is pressed on the sealing ring 551, and the sealing ring 551 plays a role in improving the sealing effect after buckling.

[0029] The above merely is preferred implementation manner of the present application, it should be pointed out, for ordinary skilled person in the technical field, on the premise of not departing from the principle of the present application, can also make several improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the present application.

Claims

1. An easily assembled, folded plate, snap-together acoustic barrier, characterized in that, The utility model provides an acoustic panel (1), backboard (2) and panel (3) for with the backboard (2) buckle, the backboard (2) is equipped with first side frame, the panel (3) is equipped with second side frame, when the panel (3) buckle is on backboard (2), the second side frame is equipped in first side frame outside, and the panel (3) and backboard (2) between form the containing space of containing the acoustic panel (1), the first side frame is equipped with the positioning assembly (4) for positioning the acoustic panel (1), the positioning assembly (4) includes with first side frame connection bottom plate (41), with bottom plate (41) fixed connection first fixed plate (42), with bottom plate (41) fixed connection second fixed plate (43), with bottom plate (41) swing connection first movable plate (44) and for the resistance of first movable plate (44) resistance bolt (45).

2. The easy-to-assemble, folded-panel, buckle-type sound barrier according to claim 1, wherein, The second fixed plate (43) is equipped with the threaded hole (431) corresponding with the resistance bolt (45), and the number of the threaded hole (431) is more than one.

3. The easy-to-assemble, folded-panel, buckle-type sound barrier according to claim 1, wherein, The number of the positioning assembly (4) is more than one.

4. The easy-to-assemble, folded-panel, buckle-type sound barrier according to claim 1, wherein, The first side frame includes a first upper side plate (51), a first lower side plate (52), a first left side plate (53), and a first right side plate (54). The second side frame includes a second upper side plate (61) corresponding to the first upper side plate (51), a second lower side plate (62) corresponding to the first lower side plate (52), a second left side plate (63) corresponding to the first left side plate (53), and a second right side plate (64) corresponding to the first right side plate (54).

5. The easy-to-assemble, folded-panel, buckle-type sound barrier according to claim 4, wherein, The angle between the first upper side plate (51) and the backboard (2) is α1, the angle between the first lower side plate (52) and the backboard (2) is α2, both α1 and α2 are greater than 90° and less than 95°, the angle between the second upper side plate (61) and the panel (3) is β1, the angle between the second lower side plate (62) and the panel (3) is β2, both β1 and β2 are greater than 85° and less than 90°.

6. The easy-to-assemble, folded-panel, buckle-type sound barrier according to claim 1, wherein, A plurality of transverse support plates (7) are arranged between the backboard (2) and the panel (3).

7. The easy-to-assemble, folded-panel, buckle-type sound barrier according to claim 1, wherein A first recess (55) is arranged on the first side frame, and a sealing ring (551) is arranged in the first recess.

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