Road bridge noise reduction device for bridge engineering

Abstract

The invention relates to the technical field of bridge engineering, in particular to a road bridge noise reduction device for bridge engineering, which comprises a silencing plate, a cleaning mechanism is arranged on the outer wall of the silencing plate, a connecting mechanism is arranged on the outer wall of the silencing plate, and a mounting base is fixedly connected to the bottom of the silencing plate; the cleaning mechanism comprises a fixed box fixedly connected to the top of the silencing plate, a winding shaft is rotatably connected to the interior of the fixed box, traction ropes are wound on the two sides of the center of the outer wall of the winding shaft, and a cleaning plate is fixedly connected to the bottom end of the traction ropes and located below the fixed box; according to the road and bridge noise reduction device for bridge engineering, the cleaning mechanism in the device is used for cleaning the noise reduction plates, and the problems that an existing road and bridge noise reduction device is generally formed by splicing a plurality of sets of noise reduction plates, dust and other sundries generated during construction can be attached to the noise reduction plates, and the noise reduction effect is poor are solved. And workers cannot clean the multiple sets of silencing plates at the same time, and use is inconvenient.

Description

Technical Field

[0001] The invention relates to the technical field of bridge engineering, and in particular to a road bridge noise reduction device used in bridge engineering. Background Art

[0002] Road and bridge noise reduction devices are equipment used to reduce noise during bridge construction. However, existing road and bridge noise reduction devices still have shortcomings. Specifically, existing road and bridge noise reduction devices are generally composed of multiple sets of silencer panels. Dust and other debris generated by construction will adhere to the silencer panels. Workers cannot clean multiple sets of silencer panels at the same time, which is inconvenient to use.

[0003] Therefore, a road bridge noise reduction device for bridge engineering is needed to solve the problems raised in the above background technology. Summary of the invention

[0004] The object of the present invention is to provide a road bridge noise reduction device for bridge engineering to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A road bridge noise reduction device for bridge engineering, comprising a muffler plate, the outer wall of the muffler plate is provided with a cleaning mechanism, the outer wall of the muffler plate is provided with a connecting mechanism, and the bottom of the muffler plate is fixedly connected with a mounting base;

[0007] The cleaning mechanism comprises a fixing box fixedly connected to the top of the muffler plate, the interior of the fixing box is rotatably connected with a winding shaft, both sides of the center of the outer wall of the winding shaft are wound with a traction rope, the bottom end of the traction rope and the cleaning plate are fixedly connected to the bottom of the fixing box, the bottom of the cleaning plate and the inner part of the mounting base are fixedly connected with a return spring, the two ends of the winding shaft and the outer wall of the fixing box are fixedly connected with an externally threaded sleeve, the outer wall of the externally threaded sleeve is connected with a locking nut, the inner wall of the externally threaded sleeve is slidably connected with a positioning pin near the position of the locking nut, the inner wall of the externally threaded sleeve is fixedly connected with a positioning sleeve near the position of the positioning pin, the outer wall center of the winding shaft is fixedly connected with a transmission gear, the outer wall of the transmission gear is meshed with a driving gear above the winding shaft, the inner center of the driving gear is fixedly connected with a driving shaft, the top of the driving shaft is fixedly connected with a coupling, the top of the fixing box and the corresponding position of the coupling are fixedly connected with a connecting seat, and the bottom of the fixing box is fixedly connected with a guide rod.

[0008] As a preferred solution of the present invention, the connecting mechanism includes a connecting plate fixedly connected to the left side of the center of the front side of the silencer plate, a connecting pin is rotatably connected inside the connecting plate, blocks are fixedly connected to the top and bottom of the outer wall of the connecting pin, a volute spring is fixedly connected to the outer wall of the connecting pin and inside the connecting plate, and a limiting ring is fixedly connected to the front side of the silencer plate and at the corresponding position of the connecting pin.

[0009] As a preferred solution of the present invention, the mounting base is made of aluminum alloy, and a plurality of groups of mounting bolts are arranged in the mounting base.

[0010] As a preferred solution of the present invention, the fixed box and the connecting seat are both made of aluminum alloy, the winding shaft and the traction rope both penetrate and extend outside the fixed box, the shape of the positioning sleeve is adapted to the shape of the positioning pin, and the connection between the drive shaft and the fixed box is a rotational connection.

[0011] As a preferred solution of the present invention, the locating pin and the locating sleeve are both made of stainless steel, the locating pin and the locating sleeve are each provided with four groups, the driving gear and the transmission gear are both bevel gears, and the reset spring and the guide rod are connected to the mounting base in a fixed manner.

[0012] As a preferred solution of the present invention, the cleaning plate is made of hard silicone, the guide rod passes through and extends outside the cleaning plate, the cleaning plate is designed as a trapezoidal structure, and the connection between the cleaning plate and the silencer plate is a sliding connection.

[0013] As a preferred solution of the present invention, the connecting plate, connecting pin, clamping block and limiting ring are all made of aluminum alloy, and two groups of the connecting plate, connecting pin and limiting ring are provided, and the connecting pin penetrates and extends outside the connecting plate.

[0014] As a preferred solution of the present invention, the spiral spring is connected to the connecting plate in a fixed manner, the shape of the limiting ring is adapted to the shape of the connecting pin, and the clamping blocks are provided in multiple groups.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. In the present invention, a road bridge noise reduction device for bridge engineering is designed, a cleaning mechanism in the device is used to clean the silencer plate, multiple groups of silencer plates are spliced ​​and assembled together, the reeling shafts on the tops of adjacent silencer plates are connected together through the positioning pins and positioning sleeves in the external threaded sleeves, a servo motor is installed on the connecting seat on the top of any silencer plate, the servo motor output shaft and the coupling are fixed together, the servo motor is started, the servo motor drives the drive shaft to rotate through the coupling, and the rotating drive shaft drives the reeling shaft through the driving gear and the transmission gear The reel rotates, and the positioning pin and the positioning sleeve in the external threaded sleeve drive the other reel shafts to rotate. The rotating reel shaft will retract the traction rope, and the traction rope will move upward along the guide rod. The upward moving guide rod will scrape off the dust attached to the silencer plate, and the scraped dust will slide down along the cleaning plate. Multiple groups of silencer plates can be cleaned, which solves the problem that the existing road and bridge noise reduction devices are generally composed of multiple groups of silencer plates spliced ​​together, and the dust and other debris generated by the construction will adhere to the silencer plates. Workers cannot clean multiple groups of silencer plates at the same time, which is inconvenient to use.

[0017] 2. In the present invention, a road bridge noise reduction device for bridge engineering is designed, and the connecting mechanism in the device is used to assemble the silencer plates, and the two groups of silencer plates are aligned. The connecting pins of the first group of silencer plates are rotated so that the blocks on the connecting pins on the front sides of the first group of silencer plates are aligned with the limiting rings on the second group of silencer plates, and the first group of silencer plates are pushed so that the first group of silencer plates are close to the second group of silencer plates, and the connecting pins and blocks on the first group of silencer plates will pass through the limiting rings on the second group of silencer plates, and the connecting pins will be released, and the volute spring will drive the connecting pins and the blocks to rotate in the opposite direction, and the blocks will clamp the limiting rings, thereby assembling the two groups of silencer plates together, and repeating the above process to assemble multiple groups of silencer plates together. The assembly is more convenient, which solves the problem of inconvenient assembly of existing silencer plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0019] Figure 2 It is a side sectional view of the present invention;

[0020] Figure 3 This is a three-dimensional structural diagram of the external threaded sleeve of the present invention;

[0021] Figure 4 It is an exploded view of the three-dimensional structure of the connecting mechanism of the present invention.

[0022] In the figure: 1. silencer; 2. cleaning mechanism; 3. connecting mechanism; 4. mounting base; 201. fixing box; 202. winding shaft; 203. traction rope; 204. cleaning plate; 205. reset spring; 206. external threaded sleeve; 207. locking nut; 208. positioning pin; 209. positioning sleeve; 210. transmission gear; 211. driving gear; 212. driving shaft; 213. coupling; 214. connecting seat; 215. guide rod; 301. connecting plate; 302. connecting pin; 303. block; 304. volute spring; 305. limiting ring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0024] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0027] For examples, see Figure 1-4 , the present invention provides a technical solution:

[0028] A road bridge noise reduction device for bridge engineering, comprising a muffler plate 1, a cleaning mechanism 2 is arranged on the outer wall of the muffler plate 1, a connecting mechanism 3 is arranged on the outer wall of the muffler plate 1, and a mounting base 4 is fixedly connected to the bottom of the muffler plate 1;

[0029] The mounting base 4 is made of aluminum alloy, and a plurality of mounting bolts are arranged in the mounting base 4;

[0030] In this implementation, reference Figure 2 and Figure 3 The cleaning mechanism 2 includes a fixed box 201 fixedly connected to the top of the muffler plate 1, a reel 202 is rotatably connected inside the fixed box 201, a traction rope 203 is wound around both sides of the center of the outer wall of the reel 202, a cleaning plate 204 is fixedly connected to the bottom end of the traction rope 203 and below the fixed box 201, a reset spring 205 is fixedly connected to the bottom of the cleaning plate 204 and inside the mounting base 4, an externally threaded sleeve 206 is fixedly connected to the outer wall of the fixed box 201 at both ends of the reel 202, a locking nut 207 is connected to the outer wall of the externally threaded sleeve 206, and a locking nut 207 is connected to the inner wall of the externally threaded sleeve 206 and near the locking nut 20 A positioning pin 208 is slidably connected at position 7, a positioning sleeve 209 is fixedly connected to the inner wall of the external threaded sleeve 206 and at a position close to the positioning pin 208, a transmission gear 210 is fixedly connected to the center of the outer wall of the winding shaft 202, a driving gear 211 is meshingly connected to the outer wall of the transmission gear 210 and above the winding shaft 202, a driving shaft 212 is fixedly connected to the inner center of the driving gear 211, a coupling 213 is fixedly connected to the top of the driving shaft 212, a connecting seat 214 is fixedly connected to the top of the fixed box 201 and at a position corresponding to the coupling 213, and a guide rod 215 is fixedly connected to the bottom of the fixed box 201;

[0031] The fixing box 201 and the connecting seat 214 are both made of aluminum alloy, the winding shaft 202 and the traction rope 203 are both penetrated and extended to the outside of the fixing box 201, the shape of the positioning sleeve 209 is adapted to the shape of the positioning pin 208, the driving shaft 212 is connected to the fixing box 201 by rotation, the positioning pin 208 and the positioning sleeve 209 are both made of stainless steel, the positioning pin 208 and the positioning sleeve 209 are both provided with four groups, the driving gear 211 and the transmission gear 210 are both bevel gears, the reset spring 205 and the guide rod 215 are connected to the mounting base 4 by fixed connection, the cleaning plate 204 is made of hard silicone, the guide rod 215 is penetrated and extended to the outside of the cleaning plate 204, the cleaning plate 204 is of trapezoidal structure design, the cleaning plate 204 is connected to the muffler plate 1 by sliding connection, and the positioning pins 208 in the externally threaded sleeves 206 at both ends of the winding shaft 202 at the top of the sound board 1 will Insert the positioning sleeve 209 in the adjacent externally threaded sleeve 206, rotate the locking nut 207, the locking nut 207 will fix the two groups of externally threaded sleeves 206 together, install the servo motor on the connecting seat 214 on the top of any muffler plate 1, fix the servo motor output shaft and the coupling 213 together, start the servo motor, the servo motor will drive the driving shaft 212 to rotate through the coupling 213, the rotating driving shaft 212 drives the winding shaft 202 to rotate through the driving gear 211 and the transmission gear 210, the winding shaft 202 drives the remaining winding shafts 202 to rotate through the positioning pin 208 and the positioning sleeve 209 in the externally threaded sleeve 206, the rotating winding shaft 202 will retract the traction rope 203, the traction rope 203 moves upward along the guide rod 215, the upwardly moving guide rod 215 will scrape off the dust attached to the muffler plate 1, and the scraped dust slides down along the cleaning plate 204;

[0032] In this embodiment, reference Figure 1 and Figure 4 The connecting mechanism 3 includes a connecting plate 301 fixedly connected to the left side of the center of the front face of the muffler plate 1, a connecting pin 302 is rotatably connected inside the connecting plate 301, a clamping block 303 is fixedly connected to the top and bottom of the outer wall of the connecting pin 302, a volute spring 304 is fixedly connected to the outer wall of the connecting pin 302 and inside the connecting plate 301, and a limiting ring 305 is fixedly connected to the front face of the muffler plate 1 and at the corresponding position of the connecting pin 302;

[0033] The connecting plate 301, the connecting pin 302, the clamping block 303 and the limiting ring 305 are all made of aluminum alloy. The connecting plate 301, the connecting pin 302 and the limiting ring 305 are all provided with two groups. The connecting pin 302 penetrates and extends to the outside of the connecting plate 301. The spiral spring 304 is connected to the connecting plate 301 in a fixed connection. The shape of the limiting ring 305 is adapted to the shape of the connecting pin 302. The clamping block 303 is provided with multiple groups. The two groups of silencer plates 1 are aligned, and the connecting pin 302 of the first group of silencer plates 1 is rotated so that the connecting pin 302 on the front of the first group of silencer plates 1 is fixed. The block 303 on the connecting pin 302 is aligned with the limiting ring 305 on the second group of silencer plates 1, pushing the first group of silencer plates 1 so that the first group of silencer plates 1 are close to the second group of silencer plates 1. The connecting pin 302 and the block 303 on the first group of silencer plates 1 will pass through the limiting ring 305 on the second group of silencer plates 1. The connecting pin 302 is released, and the volute spring 304 drives the connecting pin 302 and the block 303 to rotate in the opposite direction. The block 303 will clamp the limiting ring 305, thereby assembling the two groups of silencer plates 1 together. Repeat the above process to assemble multiple groups of silencer plates 1 together.

[0034] The working process of the present invention is as follows: when the road bridge noise reduction device for bridge engineering designed by the present invention is in operation, the two groups of silencer plates 1 are aligned, the connecting pin 302 of the first group of silencer plates 1 is rotated, the block 303 on the connecting pin 302 on the front side of the first group of silencer plates 1 is aligned with the limiting ring 305 on the second group of silencer plates 1, the first group of silencer plates 1 is pushed, the first group of silencer plates 1 is close to the second group of silencer plates 1, the connecting pin 302 and the block 303 on the first group of silencer plates 1 will pass through the limiting ring 305 on the second group of silencer plates 1, the connecting pin 302 is loosened, the volute spring 304 drives the connecting pin 302 and the block 303 to rotate in the opposite direction, the block 303 will clamp the limiting ring 305, so that the two groups of silencer plates 1 are assembled together, and the above process is repeated to assemble multiple groups of silencer plates 1 together;

[0035] After multiple groups of silencer panels 1 are spliced ​​and assembled together, the locating pins 208 in the externally threaded sleeves 206 at both ends of the winding shaft 202 at the top of the silencer panel 1 will be inserted into the locating sleeves 209 in the adjacent externally threaded sleeves 206, and the locking nut 207 will be rotated. The locking nut 207 will fix the two groups of externally threaded sleeves 206 together, and the servo motor will be installed on the connecting seat 214 on the top of any silencer panel 1, so that the servo motor output shaft and the coupling 213 are fixed together, and the servo motor is started. The servo motor will drive the drive shaft 212 to rotate through the coupling 213, and the rotating drive shaft 212 will drive the winding shaft 202 to rotate through the driving gear 211 and the transmission gear 210, and the winding shaft 202 will drive the remaining winding shafts 202 to rotate through the locating pins 208 and the locating sleeves 209 in the externally threaded sleeves 206, and the rotating The reel 202 will retract the traction rope 203, and the traction rope 203 will move upward along the guide rod 215. The upward moving guide rod 215 will scrape off the dust attached to the silencer plate 1, and the scraped dust will slide down along the cleaning plate 204, so that multiple groups of silencer plates 1 can be cleaned at the same time. After cleaning, the servo motor drives the drive shaft 212 to rotate in the opposite direction through the coupling 213, and the reverse rotating drive shaft 212 drives the reel 202 to rotate in the opposite direction through the driving gear 211 and the transmission gear 210. The reverse rotating reel 202 drives the remaining reel 202 to rotate in the opposite direction through the positioning pin 208 and the positioning sleeve 209 in the external threaded sleeve 206. The reverse rotating reel 202 releases the traction rope 203, and the reset spring 205 pulls the cleaning plate 204 to move downward, and the cleaning plate 204 returns to its original position.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A road bridge noise reduction device for bridge engineering, comprising a sound-absorbing plate (1), characterized in that: The outer wall of the silencer plate (1) is provided with a cleaning mechanism (2), the outer wall of the silencer plate (1) is provided with a connecting mechanism (3), and the bottom of the silencer plate (1) is fixedly connected with a mounting base (4); The cleaning mechanism (2) comprises a fixed box (201) fixedly connected to the top of the silencer plate (1); a reel (202) is rotatably connected inside the fixed box (201); a traction rope (203) is wound around both sides of the center of the outer wall of the reel (202); a cleaning plate (204) is fixedly connected at the bottom end of the traction rope (203) and below the fixed box (201); a reset spring (205) is fixedly connected at the bottom of the cleaning plate (204) and inside the mounting base (4); externally threaded sleeves (206) are fixedly connected at both ends of the reel (202) and on the outer wall of the fixed box (201); a locking nut (207) is connected to the outer wall of the externally threaded sleeve (206); and a locking nut (207) is connected to the inner wall of the externally threaded sleeve (206) and near the locking nut ( A positioning pin (208) is slidably connected at the position of the external threaded sleeve (206), a positioning sleeve (209) is fixedly connected to the inner wall of the external threaded sleeve (206) and at a position close to the positioning pin (208), a transmission gear (210) is fixedly connected at the center of the outer wall of the winding shaft (202), a driving gear (211) is meshingly connected to the outer wall of the transmission gear (210) and above the winding shaft (202), a driving shaft (212) is fixedly connected at the inner center of the driving gear (211), a coupling (213) is fixedly connected to the top of the driving shaft (212), a connecting seat (214) is fixedly connected to the top of the fixed box (201) and at a position corresponding to the coupling (213), and a guide rod (215) is fixedly connected to the bottom of the fixed box (201).

2. A road bridge noise reduction device for bridge engineering according to claim 1, characterized in that: The connection mechanism (3) comprises a connection plate (301) fixedly connected to the left side of the center of the front face of the silencer plate (1); a connection pin (302) is rotatably connected inside the connection plate (301); a clamping block (303) is fixedly connected to the top and bottom of the outer wall of the connection pin (302); a spiral spring (304) is fixedly connected to the outer wall of the connection pin (302) and inside the connection plate (301); and a limiting ring (305) is fixedly connected to the front face of the silencer plate (1) and at a position corresponding to the connection pin (302).

3. The road bridge noise reduction device for bridge engineering according to claim 1, characterized in that: The mounting base (4) is made of aluminum alloy, and a plurality of groups of mounting bolts are arranged inside the mounting base (4).

4. The road bridge noise reduction device for bridge engineering according to claim 1, characterized in that: The fixing box (201) and the connecting seat (214) are both made of aluminum alloy, the winding shaft (202) and the traction rope (203) both penetrate and extend outside the fixing box (201), the shape of the positioning sleeve (209) is compatible with the shape of the positioning pin (208), and the connection mode between the driving shaft (212) and the fixing box (201) is a rotational connection.

5. The road bridge noise reduction device for bridge engineering according to claim 1, characterized in that: The positioning pin (208) and the positioning sleeve (209) are both made of stainless steel. Four groups of the positioning pin (208) and the positioning sleeve (209) are provided. The driving gear (211) and the transmission gear (210) are both bevel gears. The reset spring (205) and the guide rod (215) are connected to the mounting base (4) in a fixed manner.

6. The road bridge noise reduction device for bridge engineering according to claim 1, characterized in that: The cleaning plate (204) is made of hard silicone, the guide rod (215) penetrates and extends outside the cleaning plate (204), the cleaning plate (204) is designed as a trapezoidal structure, and the connection mode of the cleaning plate (204) and the silencer plate (1) is a sliding connection.

7. A road bridge noise reduction device for bridge engineering according to claim 2, characterized in that: The connecting plate (301), the connecting pin (302), the clamping block (303) and the limiting ring (305) are all made of aluminum alloy. The connecting plate (301), the connecting pin (302) and the limiting ring (305) are each provided in two groups, and the connecting pin (302) penetrates and extends outside the connecting plate (301).

8. The road bridge noise reduction device for bridge engineering according to claim 2, characterized in that: The spiral spring (304) and the connecting plate (301) are connected in a fixed manner, the shape of the limiting ring (305) is adapted to the shape of the connecting pin (302), and the clamping blocks (303) are provided in multiple groups.

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