Building construction noise reduction structure

Abstract

The utility model relates to the technical field of building construction, and discloses a noise reduction structure for building construction, which comprises a vertical rod assembly, a fixed rod and a movable rod, the fixed rod and the movable rod are respectively provided with a mounting groove and an empty groove, and the fixed rod is provided with a connecting assembly for connecting the fixed rod and the movable rod. The vertical rod assemblies and the sealing cover assembly form a handrail structure, the two ends of the sound absorption plate are installed in the two vertical rod assemblies through the installation cavity formed by the two installation grooves, a blocking structure used for noise reduction is formed, then the two dust filtering nets are installed on the two side faces of the sound absorption plate through the limiting assemblies, the dust filtering nets only block dust, and therefore the noise reduction effect is achieved. Noise can penetrate through the dust filtering net to be absorbed in the sound absorbing plate, the noise reduction effect of the sound absorbing plate cannot be reduced while the sound absorbing plate is protected against dust, and the dust filtering net is conveniently cleaned and replaced due to the fact that the dust filtering net is detachably installed.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a noise reduction structure for building construction. Background Art

[0002] Construction noise refers to the noise generated by the construction of public facilities such as subways, highways, bridges, laying of underground pipelines and cables, as well as industrial and civil construction sites in cities. These sites use a large amount of power machinery with different performances, turning the originally quiet environment into a place with serious noise pollution. Some construction sites are adjacent to residential buildings, causing great interference to the lives of residents.

[0003] A Chinese patent with patent number CN211007117UU discloses an environmentally friendly noise reduction device for construction. The pre-connected structure design of the columns, struts and movable rods makes the installation of the device more convenient, and the telescopic structure design of the straight rods and columns allows the device to be adjusted to form an upper and lower noise reduction structure, which is more suitable for construction sites and makes construction more environmentally friendly.

[0004] The device uses reflective film to shield and protect the second sound-absorbing cotton, and then uses a porous plate to enhance the sound-absorbing effect of the first sound-absorbing cotton. However, due to the large amount of dust on the construction site, the sound-absorbing cotton inhaling excessive dust will seriously affect the noise reduction effect of the sound-absorbing cotton. Although the reflective film can block the dust, it will also block the noise entering the sound-absorbing cotton, thereby reducing the noise reduction effect of the sound-absorbing cotton. Utility Model Content

[0005] In view of this, the purpose of the utility model is to provide a noise reduction structure for construction, which effectively solves the problem that when the existing noise reduction structure is placed on the construction site, there is a lot of dust on the construction site, and the sound-absorbing cotton absorbs excessive dust, which seriously affects the noise reduction effect of the sound-absorbing cotton.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a construction noise reduction structure, comprising:

[0007] The vertical pole assembly comprises a fixed pole and a movable pole, both of which are provided with mounting grooves and empty grooves, and the fixed pole is provided with a connecting assembly for connecting the fixed pole and the movable pole.

[0008] The sound absorbing board has two ends which are respectively inserted into the mounting cavity formed by the two mounting grooves.

[0009] Two dust filter nets are respectively arranged on both sides of the sound absorbing board, and the fixed rod and the movable rod are both provided with limiting components for limiting the dust filter nets.

[0010] The cover assembly is disassembled and arranged on the top of the upright assembly to shield the sound absorbing panel and the dust filter from rain.

[0011] Furthermore, the connecting assembly includes a threaded tube fixedly connected to the fixed rod, a through hole opened on the movable rod and a fixing bolt, and one end of the fixing bolt passes through the through hole and is threadedly connected to the threaded tube.

[0012] Furthermore, a clamping slot is provided on each of the two empty slots, a baffle is provided between the fixed rod and the movable rod, and two ends of the baffle are inserted into the two clamping slots.

[0013] Furthermore, the limiting assembly includes a limiting bolt, and screw holes matching the limiting bolt are provided on the fixed rod and the movable rod. One end of the limiting bolt passes through the dust filter and is threadedly connected to the screw hole. A pressing plate is threadedly connected to the limiting bolt, and the pressing plate rests against the dust filter.

[0014] Furthermore, the fixing rod is fixedly connected to a connecting seat, a through hole is provided on the connecting seat, a reinforcing rod is fixedly connected to the connecting seat, and one end of the reinforcing rod away from the connecting seat is fixedly connected to the fixing rod.

[0015] Furthermore, the sealing assembly includes a pressure cover, which is fixedly connected to a fixing seat, the fixing seat is provided with a first slot, the fixing seat is threadedly connected to a first adjusting bolt, the first adjusting bolt is fixedly connected to a first abutment block, and the first abutment block is located in the first slot.

[0016] Furthermore, a movable groove is provided on the bottom surface of the pressure cover, a movable seat is slidably connected in the movable groove, a second slot is provided on the movable seat, a second adjusting bolt is threadedly connected on the movable seat, one end of the second adjusting bolt is fixedly connected to a second abutment block, and the second abutment block is located in the second slot.

[0017] The beneficial effects of the above technical solution are:

[0018] The utility model forms a railing structure with the upright pole assembly and the covering assembly through the coordinated arrangement between the upright pole assembly, the sound absorbing board, the two dust filter nets, the limiting assembly and the covering assembly, and the two ends of the sound absorbing board are installed in the two upright pole assemblies through the installation cavity formed by the two installation grooves, so as to form a blocking structure for noise reduction, and then the two dust filter nets are installed on the two side surfaces of the sound absorbing board through the limiting assembly, the dust filter nets only block the dust, and the noise will penetrate the dust filter nets and be absorbed in the sound absorbing board, which can protect the sound absorbing board from dust without reducing the noise reduction effect of the sound absorbing board, and the dust filter nets are installed in a detachable manner, so that the dust filter nets are convenient to clean and replace. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The three-dimensional Figure 1 ;

[0020] Figure 2 The three-dimensional Figure 2 ;

[0021] Figure 3 A three-dimensional diagram of the cover assembly of the utility model;

[0022] Figure 4 This is a partial view of the top view after the cover assembly of the utility model is disassembled.

[0023] Figure numerals: 1. fixed rod; 2. movable rod; 3. installation groove; 4. sound-absorbing panel; 5. empty groove; 6. card slot; 7. baffle; 8. threaded tube; 9. fixing bolt; 10. connecting seat; 11. reinforcement rod; 12. limiting bolt; 13. pressing plate; 14. dust filter; 15. pressure cover; 16. fixed seat; 17. first slot; 18. first adjusting bolt; 19. first abutment block; 20. movable slot; 21. movable seat; 22. second slot; 23. second adjusting bolt; 24. second abutment block. DETAILED DESCRIPTION

[0024] The utility model is further described in detail below with reference to the accompanying drawings and specific implementation methods:

[0025] Reference Figure 1-4 A noise reduction structure for building construction includes a pole assembly, a sound absorbing panel 4, two dust filter screens 14 and a cover assembly.

[0026] The vertical pole assembly includes a fixed rod 1 and a movable rod 2. A connecting seat 10 is fixedly connected to the fixed rod 1. A through hole is opened on the connecting seat 10. The fixed rod 1 can be supported and fixed by installing bolts in the through hole. A reinforcement rod 11 is fixedly connected to the connecting seat 10, and one end of the reinforcement rod 11 away from the connecting seat 10 is fixedly connected to the fixed rod 1, so that the fixed rod 1, the connecting seat 10 and the reinforcement rod 11 form a triangular structure, which effectively improves the stability of the connecting seat 10 on the fixed rod 1. Installation grooves 3 and empty grooves 5 are opened on the fixed rod 1 and the movable rod 2. A connecting assembly for connecting the fixed rod 1 and the movable rod 2 is provided on the fixed rod 1.

[0027] The connecting assembly includes a threaded tube 8 fixedly connected to the fixed rod 1, a through hole and a fixing bolt 9 opened on the movable rod 2, one end of the fixing bolt 9 passes through the through hole and is threadedly connected to the threaded tube 8, and the threaded tube 8 and the fixing bolt 9 are used to fix the fixed rod 1 and the movable rod 2 into a structure.

[0028] A card slot 6 is provided on each of the two empty slots 5, and a baffle 7 is provided between the fixed rod 1 and the movable rod 2, and both ends of the baffle 7 are inserted into the two card slots 6. When the fixed rod 1 is connected to the movable rod 2, a cavity can be formed between the fixed rod 1 and the movable rod 2 through the empty slot 5, and a plurality of cavities can be formed again after the baffle 7 is installed inside the cavity, thereby improving the sound insulation performance after the fixed rod 1 and the movable rod 2 are connected together.

[0029] The two ends of the sound absorbing panel 4 are respectively inserted into the mounting cavities formed by the two mounting grooves 3. The sound absorbing panel 4 is an existing structure and can absorb noise to achieve a noise reduction effect.

[0030] Two dust filters 14 are respectively arranged on both sides of the sound absorbing panel 4. The dust filter 14 can filter the dust in the construction environment to prevent dust from entering the sound absorbing panel 4. The fixed rod 1 and the movable rod 2 are both provided with limiting components for limiting the dust filter 14.

[0031] The limiting assembly includes a limiting bolt 12. Screw holes matching the limiting bolt 12 are provided on the fixed rod 1 and the movable rod 2. One end of the limiting bolt 12 passes through the dust filter 14 and is threadedly connected to the screw hole. A pressing plate 13 is threadedly connected to the limiting bolt 12, and the pressing plate 13 rests against the dust filter 14.

[0032] The two ends of the dust filter 14 are placed on two fixed rods 1 or two movable rods 2, and the limiting bolt 12 can be passed through the dust filter 14 and threadedly installed in the screw hole, and the pressing plate 13 can be spirally moved on the limiting bolt 12 to make the pressing plate 13 abut against the dust filter 14, thereby fixing the dust filter 14.

[0033] The cover assembly is removably arranged on the top of the vertical pole assembly, and is used to shield the sound absorbing panel 4 and the dust filter 14 from rain. The cover assembly includes a pressure cover 15, and a fixing seat 16 is fixedly connected to the pressure cover 15. A first slot 17 is opened on the fixing seat 16, and a first adjusting bolt 18 is threadedly connected to the fixing seat 16. A first abutment block 19 is fixedly connected to the first adjusting bolt 18, and the first abutment block 19 is located in the first slot 17.

[0034] Since the fixing seat 16 is fixed on the pressure cover 15, when the fixing seat 16 is fixed on the vertical pole assembly formed by the fixed rod 1 and the movable rod 2 through the first adjusting bolt 18 and the first abutment block 19, the pressure cover 15 can be fixed. The top surface of the pressure cover 15 is preferably an arc surface, which can reduce the accumulation of debris on the pressure cover 15.

[0035] A movable groove 20 is provided on the bottom surface of the pressure cover 15, and a movable seat 21 is slidably connected in the movable groove 20. A second slot 22 is provided on the movable seat 21, and a second adjusting bolt 23 is threadedly connected to the movable seat 21. One end of the second adjusting bolt 23 is fixedly connected to a second abutment block 24, and the second abutment block 24 is located in the second slot 22.

[0036] The movable seat 21 can slide in the movable groove 20 , and can be moved to the vertical pole assembly at different positions. The movable seat 21 is fixed to the vertical pole assembly by the second adjusting bolt 23 and the second abutment block 24 , which can improve the stability of the pressure cover 15 .

[0037] Working principle: During installation, first, fix the fixing rod 1 to the ground by installing bolts in the through holes on the connecting seat 10, and leave a distance between adjacent fixing rods 1 that matches the length of the sound-absorbing panel 4. Then, place the movable rod 2 on the fixing rod 1, and pass the fixing bolt 9 through the through hole and threadedly install it in the threaded tube 8. At this time, there is a distance between the mounting groove 3 on the fixing rod 1 and the mounting groove 3 on the movable rod 2 that is wider than the sound-absorbing panel 4. Then, insert the two ends of the sound-absorbing panel 4 into the mounting cavity formed by the two mounting grooves 3, and continue to rotate the fixing bolt 9 to fix the two ends of the sound-absorbing panel 4 in the two vertical pole assemblies. Then, insert the baffle 7 into the inside of the card slot 6. After the baffle 7 is installed in the cavity Multiple cavities are formed again to improve the sound insulation performance after the fixed rod 1 and the movable rod 2 are connected together. Finally, the two ends of the dust filter 14 are placed on the two fixed rods 1 or the two movable rods 2, and the limiting bolt 12 can be passed through the dust filter 14 and then threaded into the screw hole. When the pressing plate 13 is spirally moved on the limiting bolt 12, the pressing plate 13 can be pressed against the dust filter 14, thereby fixing the dust filter 14. The dust filter 14 will only block the dust, and the noise will penetrate the dust filter 14 and be absorbed in the sound absorbing board 4. While protecting the sound absorbing board 4 from dust, it will not reduce the noise reduction effect of the sound absorbing board 4. Moreover, the dust filter 14 adopts a detachable installation method, which is convenient for cleaning and replacement of the dust filter 14.

Claims

1. A noise reduction structure for building construction, It is characterized in that include: The vertical rod assembly comprises a fixed rod (1) and a movable rod (2), wherein the fixed rod (1) and the movable rod (2) are both provided with a mounting groove (3) and an empty groove (5), and the fixed rod (1) is provided with a connecting assembly for connecting the fixed rod (1) and the movable rod (2); A sound absorbing panel (4), wherein two ends of the sound absorbing panel (4) are respectively inserted into the installation cavity formed by the two installation grooves (3); Two dust filter screens (14) are respectively arranged on both sides of the sound absorbing plate (4), and both the fixed rod (1) and the movable rod (2) are provided with a limiting component for limiting the position of the dust filter screens (14); The cover assembly is detachably arranged on the top of the upright assembly and is used to shield the sound absorbing plate (4) and the dust filter (14) from rain.

2. A construction noise reduction structure according to claim 1, Features: The connection assembly comprises a threaded tube (8) fixedly connected to the fixed rod (1), a through hole formed on the movable rod (2) and a fixing bolt (9), one end of the fixing bolt (9) passes through the through hole and is threadedly connected to the threaded tube (8).

3. A construction noise reduction structure according to claim 1, Features: A clamping slot (6) is provided on each of the two empty slots (5), a blocking bar (7) is provided between the fixed rod (1) and the movable rod (2), and two ends of the blocking bar (7) are inserted into the two clamping slots (6).

4. A construction noise reduction structure according to claim 1, Features: The limiting assembly comprises a limiting bolt (12), and screw holes matching the limiting bolt (12) are provided on the fixed rod (1) and the movable rod (2), one end of the limiting bolt (12) passes through the dust filter (14) and is threadedly connected to the screw hole, and a pressing plate (13) is threadedly connected to the limiting bolt (12), and the pressing plate (13) abuts against the dust filter (14).

5. A construction noise reduction structure according to claim 1, Features: The fixing rod (1) is fixedly connected to a connecting seat (10), a through hole is provided on the connecting seat (10), a reinforcing rod (11) is fixedly connected to the connecting seat (10), and one end of the reinforcing rod (11) away from the connecting seat (10) is fixedly connected to the fixing rod (1).

6. A construction noise reduction structure according to claim 1, Features: The sealing cover assembly comprises a pressure cover (15), a fixing seat (16) is fixedly connected to the pressure cover (15), a first slot (17) is provided on the fixing seat (16), a first adjusting bolt (18) is threadedly connected to the fixing seat (16), a first abutting block (19) is fixedly connected to the first adjusting bolt (18), and the first abutting block (19) is located in the first slot (17).

7. A construction noise reduction structure according to claim 6, Features: The bottom surface of the pressure cover (15) is provided with a movable groove (20), a movable seat (21) is slidably connected in the movable groove (20), a second slot (22) is provided on the movable seat (21), a second adjusting bolt (23) is threadedly connected to the movable seat (21), one end of the second adjusting bolt (23) is fixedly connected to a second abutment block (24), and the second abutment block (24) is located in the second slot (22).

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