Brazing aluminum honeycomb plate with multiple sound insulation structures for bus chassis
By designing multiple sound insulation structures in the aluminum honeycomb panels of the bus chassis, and using a combination of hexagonal lattice bodies, support rods, clamping blocks, sound insulation pads and springs, the problem of aluminum honeycomb panels being difficult to isolate mechanical sound was solved and achieved Effective noise isolation and easy maintenance and installation.
Patent Information
- Application Number
- CN202420268361.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-04
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-02-04
AI Technical Summary
The aluminum honeycomb panel used in the bus chassis is difficult to isolate the sounds made by the machinery during operation, resulting in high internal noise.
A brazed aluminum honeycomb panel with multiple sound insulation structures is designed. Hexagonal lattice bodies are arranged at equal intervals in the honeycomb panel, and support rods, clamping blocks, sound insulation pads and springs are set inside to form opposing clamping state to prevent the sound insulation pad from shaking, thereby achieving the purpose of noise reduction.
It achieves effective noise isolation and reduces the mechanical sound inside the bus. The design facilitates the replacement and maintenance of honeycomb panels and simplifies the installation process.
Smart Images
Figure CN222372818U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of brazed aluminum honeycomb panels, in particular to a brazed aluminum honeycomb panel for a bus chassis with a multiple sound insulation structure. Background Art
[0002] The honeycomb panel is called a honeycomb panel because a layer of honeycomb panel is installed between the top panel and the bottom panel, which can not only prevent electromagnetic wave leakage, but also strengthen the connection strength between the panel structures. The chassis of buses often use this thing as a connecting component. The aluminum honeycomb panel, which is generally made by brazing, has a single internal structure. Although it has hexagonal honeycomb chambers arranged at equal intervals, it is difficult to isolate the sound from the internal machinery of the bus, and it is very harsh when operating.
[0003] Now, a new type of brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures is proposed to solve the above problems. Utility Model Content
[0004] The utility model aims to provide a brazed aluminum honeycomb panel for a bus chassis with a multiple sound insulation structure, so as to solve the problem of poor sound insulation effect in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a brazed aluminum honeycomb panel for a bus chassis with a multiple sound insulation structure, comprising an outer frame and a storage chamber, a storage chamber is arranged on the inner side of the outer frame, and a honeycomb panel is placed longitudinally in the storage chamber, hexagonal cells are arranged at equal intervals in the honeycomb panel, and a top plate is inserted in the front between the hexagonal cells and the outer frame, a bottom plate is inserted in the rear between the hexagonal cells and the outer frame, a cavity is arranged on the inner side of the hexagonal cells, support rods are welded on both sides between the top plate and the bottom plate, and clamping blocks are sleeved between the outsides of the support rods, placement grooves are reserved between the clamping blocks, and sound insulation pads are clamped and fixed in the placement grooves, springs are fixed on both sides of the clamping blocks, and a fixing sleeve is installed between the spring and the support rod, and through grooves are reserved on both sides of the clamping block.
[0006] Preferably, the storage chamber of the outer frame and the honeycomb panel are in the same vertical plane, and the hexagonal cells are tightly fitted inside the honeycomb panel.
[0007] Preferably, the support rod is embedded between the through groove, the spring and the fixing sleeve, and both sides of the clamping block are embedded in the sliding groove.
[0008] Preferably, both sides of the top and bottom of the outer frame are movably embedded with ball bearings, the top and bottom ends of the inner part of the outer frame are welded with ten sets of trapezoidal blocks, and the outside of the trapezoidal blocks is wrapped with anti-slip sheets, and the top and bottom of the honeycomb panel are reserved with ten sets of snap-in grooves.
[0009] Preferably, the trapezoidal block is embedded in the clamping groove, and the shape of the trapezoidal block matches the inner wall of the clamping groove.
[0010] Preferably, the outer wall of the ball is in contact with the honeycomb panel, and the honeycomb panel can move in and out of the inner wall of the outer frame.
[0011] Preferably, positioning blocks are fixed at the four corners of the outer frame, and a circular groove is provided between the two ends of the positioning block, a silicone ring is fixed around the inner wall of the circular groove, two groups of sleeves are welded to the outside of the positioning block, and notches are provided at the outer ends of the sleeves, long rods are inserted between the sleeves in the transverse direction, and short rods are inserted between the sleeves in the longitudinal direction, two groups of positioning bolts are threadedly connected to the outside of the positioning block, and an adhesive sheet is fixed between the sleeve and the outer frame.
[0012] Preferably, the long rod and the slot can both enter and exit the corresponding slot, and the sleeve is attached to the corner of the outer frame in a vertical position at 90 degrees.
[0013] Compared with the prior art, the utility model has the following beneficial effects: the brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures not only effectively isolates noise, facilitates the replacement and maintenance of honeycomb panels, but also facilitates the installation of honeycomb panels;
[0014] Hexagonal cells are arranged at equal intervals on the honeycomb panel. Two support rods are erected in each hexagonal cell that constitutes the honeycomb panel. The outer sleeve of the object is connected to a clamping block with two sets of through grooves, which can form a placement groove at the middle position, and a sound insulation pad is placed between the clamping blocks. The sides of the clamping blocks are embedded in the sliding groove. After the spring is installed on the surface of the support rod using a fixing sleeve, a clamping state can be formed to prevent the sound insulation pad from shaking and achieve the purpose of noise reduction.
[0015] Ten sets of trapezoidal blocks are welded at the top and bottom of the outer frame. The upper and lower trapezoidal blocks are fixed in the storage chamber inside the outer frame respectively. The outer part of the trapezoidal blocks is wrapped with anti-slip sheets to prevent the inserted honeycomb panels from shaking. The honeycomb panels can also be moved back and forth under the lubrication of the side active balls, which is convenient for taking out the inner panels of the outer frame and resetting the honeycomb panels along this point, which is convenient for subsequent maintenance and disassembly.
[0016] Positioning blocks are fixed at the four corners of the outer frame, and vertical sleeves are installed at the four corners of the outer frame with adhesive sheets. Silicone rings are also installed in the circular grooves of the positioning blocks between the two to assist in fixing the board. Long rods are inserted horizontally between the sleeves at the corners, and short rods are inserted vertically, all of which are locked by positioning bolts, wrapping the board from the outside to prevent it from deforming and maintain stability when connected to the bus floor. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1It is a front view cross-sectional structural schematic diagram of the utility model;
[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the hexagonal lattice body of the utility model when viewed from above;
[0019] Figure 3 For the utility model Figure 1 A partial cross-section at the center is an enlarged structural diagram;
[0020] Figure 4 This is a schematic diagram of the front view structure of the positioning block of the utility model.
[0021] In the figure: 1. outer frame; 2. short rod; 3. notch; 4. positioning bolt; 5. positioning block; 6. round groove; 7. silicone ring; 8. long rod; 9. storage chamber; 10. sleeve; 11. adhesive sheet; 12. honeycomb panel; 13. hexagonal grid; 14. trapezoidal block; 15. ball bearing; 16. snap-on groove; 17. anti-slip sheet; 18. cavity; 19. top plate; 20. slide groove; 21. sound insulation pad; 22. support rod; 23. fixing sleeve; 24. bottom plate; 25. spring; 26. placement groove; 27. through groove; 28. clamping block. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] Example 1: Please refer to Figure 1-4 A brazed aluminum honeycomb panel for a bus chassis with a multiple sound insulation structure comprises an outer frame 1 and a storage chamber 9, wherein the storage chamber 9 is arranged on the inner side of the outer frame 1, and a honeycomb panel 12 is placed longitudinally in the storage chamber 9, and hexagonal cells 13 are arranged at equal intervals in the honeycomb panel 12, and a top plate 19 is inserted in front of the hexagonal cells 13 and the outer frame 1, and a bottom plate 24 is inserted in the rear of the hexagonal cells 13 and the outer frame 1, and a cavity 18 is arranged on the inner side of the hexagonal cells 13, and support rods 22 are welded on both sides between the top plate 19 and the bottom plate 24, and a clamping block 28 is sleeved between the outside of the support rods 22, and a placement groove 26 is reserved between the clamping blocks 28, and a sound insulation pad 21 is clamped and fixed in the placement groove 26, and springs 25 are fixed on both sides of the clamping block 28, and a fixing sleeve 23 is installed between the spring 25 and the support rod 22, and through grooves 27 are reserved on both sides of the clamping block 28;
[0024] The storage chamber 9 of the outer frame 1 and the honeycomb panel 12 are in the same vertical plane, the hexagonal cell 13 is tightly fitted inside the honeycomb panel 12, the support rod 22 is embedded between the through groove 27, the spring 25 and the fixing sleeve 23, and both sides of the clamping block 28 are embedded in the slide groove 20;
[0025] Specifically, Figure 1 and Figure 2 As shown, two support rods 22 are erected in each hexagonal grid 13 that constitutes the honeycomb panel 12. The outer sleeve of this object is connected to a clamping block 28 with two sets of through grooves 27, which can form a placement groove 26 at the middle position, and sound insulation pads 21 are placed between the clamping blocks 28. The sides of the clamping blocks 28 are all embedded in the sliding grooves 20. After the spring 25 is installed on the surface of the support rod 22 using the fixing sleeve 23, a clamping state can be formed to prevent the sound insulation pad 21 from shaking, thereby ensuring the sound insulation effect.
[0026] Embodiment 2: Ball bearings 15 are movably embedded on both sides of the top and bottom of the outer frame 1, ten sets of trapezoidal blocks 14 are welded on the top and bottom of the inner part of the outer frame 1, and the outer part of the trapezoidal blocks 14 is wrapped with anti-slip sheets 17, and ten sets of clamping grooves 16 are reserved on the top and bottom of the honeycomb panel 12;
[0027] The trapezoidal block 14 is embedded in the clamping groove 16, the shape of the trapezoidal block 14 matches the inner wall of the clamping groove 16, the outer wall of the ball 15 contacts the honeycomb panel 12, and the honeycomb panel 12 can enter and exit the inner wall of the outer frame 1;
[0028] Specifically, Figure 1 and Figure 3 As shown, trapezoidal blocks 14 are fixed at upper and lower positions in the storage chamber 9 inside the outer frame 1, and the outside of the trapezoidal blocks 14 is wrapped with anti-slip sheets 17, which can prevent the inserted honeycomb panels 12 from shaking, and can also move the honeycomb panels 12 back and forth under the lubrication of the side movable balls 15, so that it is convenient to take out the internal panels of the outer frame 1 and reset the honeycomb panels 12 along this point.
[0029] Embodiment 3: Positioning blocks 5 are fixed at the four corners of the outer frame 1, and a circular groove 6 is provided between the two ends of the positioning block 5, a silicone ring 7 is fixed around the inner wall of the circular groove 6, two sets of sleeves 10 are welded to the outside of the positioning block 5, and a notch 3 is provided at the outer end of the sleeve 10, a long rod 8 is inserted between the sleeves 10 in the horizontal direction, and a short rod 2 is inserted between the sleeves 10 in the longitudinal direction, two sets of positioning bolts 4 are connected to the external threads of the positioning block 5, an adhesive sheet 11 is fixed between the sleeve 10 and the outer frame 1, the long rod 8 and the notch 3 can both enter and exit the corresponding notch 3, and the sleeve 10 is attached to the corner of the outer frame 1 in a vertical state of 90 degrees;
[0030] Specifically, Figure 1 and Figure 4As shown, vertical sleeves 10 are installed at the four corners of the outer frame 1 by means of adhesive sheets 11, and silicone rings 7 are also installed in the circular grooves 6 of the positioning blocks 5 between the two to assist in fixing the plate. Long rods 8 are inserted horizontally between the sleeves 10 at the corners, and short rods 2 are inserted longitudinally, all of which are locked by positioning bolts 4 to wrap the plate from the outside and prevent it from deforming.
[0031] Working principle: When the utility model is in use, the upper and lower trapezoidal blocks 14 are fixed in the storage chamber 9 inside the outer frame 1, and the outer part of the trapezoidal block 14 is wrapped with a non-slip sheet 17, which can prevent the inserted honeycomb panel 12 from shaking, and can also move the honeycomb panel 12 forward and backward under the lubrication of the side movable ball 15, which is convenient for taking out the internal panels of the outer frame 1 and resetting the honeycomb panel 12 along this point. The four corners of the outer frame 1 are all equipped with vertical sleeves 10 by means of adhesive sheets 11, and the circular groove 6 of the positioning block 5 between the two is also equipped with a silicone ring 7, which can assist in fixing the panel, and the sleeves 10 at the corners are A long rod 8 is inserted horizontally, and a short rod 2 is inserted longitudinally, and they are all locked by a positioning bolt 4 and wrapped from the outside of the plate. Two support rods 22 are erected in each hexagonal grid 13 that constitutes the honeycomb panel 12. The outer sleeve of this object is connected with a clamping block 28 with two groups of through grooves 27, which can form a placement groove 26 at the middle position, and sound insulation pads 21 are placed between the clamping blocks 28. The sides of the clamping blocks 28 are all embedded in the slide groove 20. After the spring 25 is installed on the surface of the support rod 22 using the fixing sleeve 23, a clamping state can be formed to prevent the sound insulation pad 21 from shaking and achieve the purpose of noise reduction.
[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. A brazed aluminum honeycomb panel for a bus chassis having a multiple sound insulation structure, comprising an outer frame (1) and a storage chamber (9), characterized in that: A storage chamber (9) is arranged on the inner side of the outer frame (1), and a honeycomb panel (12) is arranged vertically in the storage chamber (9), and hexagonal lattices (13) are arranged on the honeycomb panel (12) at equal intervals, and a top plate (19) is inserted in front of the hexagonal lattices (13) and the outer frame (1), and a bottom plate (24) is inserted in the rear of the hexagonal lattices (13) and the outer frame (1), and a cavity (18) is arranged on the inner side of the hexagonal lattices (13), and the top plate (19) Support rods (22) are welded to both sides between the base plate (24), and clamping blocks (28) are sleeved between the outsides of the support rods (22), placement grooves (26) are reserved between the clamping blocks (28), and a sound insulation pad (21) is clamped and fixed in the placement groove (26), springs (25) are fixed to both sides of the clamping blocks (28), and a fixing sleeve (23) is installed between the spring (25) and the support rods (22), and through grooves (27) are reserved on both sides of the inside of the clamping blocks (28).
2. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 1 is characterized in that: The storage chamber (9) of the outer frame (1) and the honeycomb panel (12) are located on the same vertical plane, and the hexagonal cells (13) are tightly fitted inside the honeycomb panel (12).
3. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 1, characterized in that: The support rod (22) is embedded between the through groove (27), the spring (25) and the fixing sleeve (23), and both sides of the clamping block (28) are embedded in the sliding groove (20).
4. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 1, characterized in that: Ball bearings (15) are movably embedded on both sides of the top and bottom of the outer frame (1), ten sets of trapezoidal blocks (14) are welded to the top and bottom of the inner part of the outer frame (1), and the outside of the trapezoidal blocks (14) is wrapped with anti-slip sheets (17), and ten sets of clamping grooves (16) are reserved at the top and bottom of the honeycomb panel (12).
5. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 4 is characterized in that: The trapezoidal block (14) is embedded in the clamping groove (16), and the outer shape of the trapezoidal block (14) matches the inner wall of the clamping groove (16).
6. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 4, characterized in that: The outer wall of the ball (15) is in contact with the honeycomb panel (12), and the honeycomb panel (12) can enter and exit the inner wall of the outer frame (1).
7. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 1, characterized in that: Positioning blocks (5) are fixed at the four corners of the outer frame (1), and a circular groove (6) is provided between the two ends of the positioning block (5). A silicone ring (7) is fixed around the inner wall of the circular groove (6). Two groups of sleeves (10) are welded to the outside of the positioning block (5), and a notch (3) is provided at the outer end of the sleeve (10). A long rod (8) is inserted between the sleeves (10) in the horizontal direction, and a short rod (2) is inserted between the sleeves (10) in the longitudinal direction. Two groups of positioning bolts (4) are threadedly connected to the outside of the positioning block (5), and an adhesive sheet (11) is fixed between the sleeve (10) and the outer frame (1).
8. The brazed aluminum honeycomb panel for bus chassis with multiple sound insulation structures according to claim 7, characterized in that: The long rod (8) and the slot (3) can both enter and exit the corresponding slot (3), and the sleeve (10) is attached to the corner of the outer frame (1) in a vertical state of 90 degrees.