Railway construction noise reduction device

Abstract

The utility model relates to the technical field of road noise reduction, and discloses a railway construction noise reduction device which comprises a foundation, the top of the foundation is fixedly connected with a base, the top of the base is provided with a fixing mechanism, the fixing mechanism comprises a sliding assembly and a moving assembly, the sliding assembly is arranged at the top of the base, and the moving assembly is arranged at the top of the base. The moving assembly is arranged on the top of the foundation. Through a fixing mechanism, a screw rod is rotated, a moving plate moves forwards, the moving plate makes contact with a first sliding plate in the forward moving process, then the screw rod continues to be rotated, the first sliding plate is driven to move forwards through the moving plate, the rear end of an inserting rod is driven away from a fixing hole, then a sound insulation plate is inserted into an inserting groove through an inserting block, and the screw rod is reversely rotated after inserting is completed; and a movable plate moves backwards, a first sliding plate moves backwards due to the elastic force of a first spring so as to drive an insertion rod to move backwards, the insertion rod continuously moves backwards, and the rear end of the insertion rod drives into a fixing hole, so that an insertion block is fixed, and the sound insulation plate is further fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of road noise reduction, in particular to a railway construction noise reduction device. Background Art

[0002] With the development of the national economy, more transport capacity is needed to solve the problem of limited existing transport capacity. The construction of railway transportation, urban subways and light rails is also developing rapidly, but with the development of rail transportation, noise pollution has become an obstacle that affects people's urban life.

[0003] According to application number 202321366157.7, a noise reduction device for railway engineering construction includes a base and sound insulation panels and sound-absorbing panels installed thereon, the base is also provided with a protective guard plate, and a support plate for installing the protective plate, the sound insulation panel and the sound-absorbing panel, the bottom of the support plate is fixedly connected to the base, and the middle and upper parts are connected to the protective plate, the sound insulation panel and the sound-absorbing panel by a detachable device: the sound insulation panel includes a vacuum sound insulation panel and a filled sound insulation panel, and detachable weighted components are also provided on both sides of the base, and a dust-proof sprayer is also provided on the top of the support plate.

[0004] The case can install different numbers of empty sound insulation panels and filled sound insulation panels according to actual needs, and install the sound absorbing panels, protective panels, empty sound insulation panels and filled sound insulation panels on the support plate through a detachable device. The base is also provided with detachable weighting components on both sides to ensure the stability of the base. There is also a dust sprayer on the top of the support plate, which can be turned on in dusty conditions to reduce dust. However, the case fixes the sound insulation panels with traditional multiple bolts, which wastes time and has low work efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a railway construction noise reduction device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a railway construction noise reduction device, comprising a foundation, a base is fixedly connected to the top of the foundation, a fixing mechanism is arranged on the top of the base, and a connecting mechanism is arranged on the right side of the fixing mechanism;

[0007] The fixing mechanism comprises a sliding component and a moving component, wherein the sliding component is arranged on the top of the base, and the moving component is arranged on the top of the foundation.

[0008] Preferably, the sliding assembly includes a slot, which is opened at the top of the base, an insertion block is inserted in the slot, a sound insulation board is fixedly connected to the top of the insertion block, sound insulation cotton is arranged in the sound insulation board, a connecting frame is fixedly connected to the front side of the base, a first spring is fixedly connected to the back side of the connecting frame, a first sliding groove is opened on the right side of the connecting frame, a first slide plate is connected to the first sliding groove for front and rear sliding, an insertion rod is fixedly connected to the back side of the first slide plate, a sliding hole is opened on the front side of the base corresponding to the insertion rod, and a fixing hole is opened on the front side of the insertion block corresponding to the sliding hole.

[0009] Preferably, the rear end of the first spring is fixedly connected to the front side of the first slide plate, the surface of the insertion rod is slidably connected to the sliding hole, and the rear end of the insertion rod is inserted into the fixing hole on the front side of the insertion block.

[0010] Preferably, the movable assembly includes a bearing seat, the bearing seat is fixedly connected to the top of the foundation, the inner wall of the bearing seat is fixedly connected to a screw, the surface of the screw is threadedly connected to a movable plate, the front side of the movable plate is connected to a limiting rod for forward and backward sliding near the right side, and the front end of the screw is fixedly connected to a crank.

[0011] Preferably, the rear end of the screw is rotatably connected to the front side of the base, the rear end of the limit rod extends to the rear of the movable plate, and the rear end of the limit rod is fixedly connected to the front side of the base. The limit rod limits the movable plate so that the movable plate can only move forward and backward with the true rotation of the screw.

[0012] Preferably, the movable plate is located behind the first connecting plate.

[0013] Preferably, the connecting mechanism includes an L-block, the L-block is fixedly connected to the left side of the connecting frame, the back side of the L-block is fixedly connected to a connecting rod, the surface of the connecting rod is slidably connected to a second slide plate, a second sliding groove is opened on the left side of the L-block, a second spring is sleeved on the surface of the connecting rod between the second slide plate and the L-block, an I-shaped block is fixedly connected to the left side of the back side of the second slide plate, and sound insulation strips are fixedly connected to both ends of the I-shaped block.

[0014] Preferably, one end of the second spring is fixedly connected to the front side of the second slide plate, the other end of the second spring is fixedly connected to the back side of the L block, and the surface of the second slide plate is slidably connected to the second slide groove.

[0015] Compared with the prior art, the utility model provides a railway construction noise reduction device, which has the following

[0016] Beneficial effects:

[0017] 1. The railway construction noise reduction device rotates the screw rod through the fixing mechanism to move the movable plate forward. During the moving forward movement of the movable plate, the movable plate will contact the first slide plate. Then the screw rod is continuously rotated to drive the first slide plate forward through the movable plate, so that the rear end of the insertion rod is driven out of the fixing hole. Then the sound insulation board is inserted into the insertion slot through the insertion block. After the insertion is completed, the screw rod is rotated in the opposite direction to move the movable plate backward. The first slide plate will move backward due to the elastic force of the first spring, thereby driving the insertion rod to move backward. The insertion rod continues to move backward and its rear end will drive into the fixing hole, thereby fixing the insertion block, and further fixing the sound insulation board.

[0018] 2. The railway construction noise reduction device has a connection mechanism, and a gap is generated at the connection between the sound insulation boards. Then the I-shaped block will move backward through the elastic force of the second spring until the sound insulation strips at both ends of the I-shaped block are tightly attached to the two sound insulation boards, so that the connection between the sound insulation boards can be soundproofed. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structural sliding assembly of the utility model;

[0022] Figure 3 This is an enlarged and disassembled schematic diagram of the structural sliding component of the utility model;

[0023] Figure 4 It is a schematic diagram of the mobile component of the structure of the utility model;

[0024] Figure 5 This is a schematic diagram of the structural connection mechanism of the utility model;

[0025] Figure 6 It is a schematic diagram of the sound insulation strip of the utility model structure.

[0026] In the figure: 1. foundation; 2. base; 3. fixing mechanism; 31. sliding assembly; 311. slot; 312. plug-in block; 313. sound insulation board; 314. sound insulation cotton; 315. connecting frame; 316. first spring; 317. first slide groove; 318. first slide plate; 319. plug-in rod; 3111. sliding hole; 3112. fixing hole; 32. moving assembly; 321. bearing seat; 322. screw rod; 323. moving plate; 324. limiting rod; 325. crank; 4. connecting mechanism; 41. L block; 42. second slide groove; 43. connecting rod; 44. second slide plate; 45. second spring; 46. I-shaped block; 47. sound insulation strip. DETAILED DESCRIPTION

[0027] 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.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] The utility model provides the following technical solutions:

[0030] Embodiment 1

[0031] See also Figure 1-4 The utility model provides a technical solution: a railway construction noise reduction device, comprising a foundation 1, a base 2 is fixedly connected to the top of the foundation 1, a fixing mechanism 3 is arranged on the top of the base 2, and a connecting mechanism 4 is arranged on the right side of the fixing mechanism 3;

[0032] The fixing mechanism 3 includes a sliding component 31 and a moving component 32 . The sliding component 31 is arranged on the top of the base 2 , and the moving component 32 is arranged on the top of the foundation 1 .

[0033] The sliding assembly 31 includes a slot 311, which is opened at the top of the base 2, and an insert block 312 is inserted in the slot 311. A sound insulation board 313 is fixedly connected to the top of the insert block 312, and sound insulation cotton 314 is arranged in the sound insulation board 313. A connecting frame 315 is fixedly connected to the front of the base 2, and a first spring 316 is fixedly connected to the back of the connecting frame 315. A first sliding groove 317 is opened on the right side of the connecting frame 315. A first slide plate 318 is slidably connected to the first sliding groove 317 in the front and back, and an insert rod 319 is fixedly connected to the back of the first slide plate 318. A sliding hole 3111 is opened on the front of the base 2 corresponding to the insert rod 319, and a fixing hole 3112 is opened on the front of the insert block 312 corresponding to the sliding hole 3111.

[0034] The rear end of the first spring 316 is fixedly connected to the front side of the first slide plate 318 , the surface of the insertion rod 319 is slidably connected to the sliding hole 3111 , and the rear end of the insertion rod 319 is inserted into the fixing hole 3112 on the front side of the insertion block 312 .

[0035] The moving assembly 32 includes a bearing seat 321, which is fixedly connected to the top of the foundation 1. A screw 322 is fixedly connected to the inner wall of the bearing seat 321. A moving plate 323 is threadedly connected to the surface of the screw 322. The front side of the moving plate 323 is connected to a limiting rod 324 for front-back sliding near the right side, and a crank 325 is fixedly connected to the front end of the screw 322.

[0036] The rear end of the screw rod 322 is rotatably connected to the front side of the base 2, the rear end of the limit rod 324 extends to the rear of the movable plate 323, the rear end of the limit rod 324 is fixedly connected to the front side of the base 2, and the limit rod 324 limits the movable plate 323 so that the movable plate 323 can only move forward and backward with the true rotation of the screw rod 322.

[0037] The moving plate 323 is located behind the first connecting plate.

[0038] Embodiment 2

[0039] See also Figure 5-6 , and on the basis of the first embodiment, a connecting mechanism 4 is further obtained.

[0040] The connecting mechanism 4 includes an L block 41, which is fixedly connected to the left side of the connecting frame 315. A connecting rod 43 is fixedly connected to the back side of the L block 41. A second slide plate 44 is slidably connected to the surface of the connecting rod 43. A second slide groove 42 is provided on the left side of the L block 41. A second spring 45 is sleeved on the surface of the connecting rod 43 between the second slide plate 44 and the L block 41. An I-shaped block 46 is fixedly connected to the left side of the back side of the second slide plate 44. Sound insulation strips 47 are fixedly connected to both ends of the I-shaped block 46.

[0041] One end of the second spring 45 is fixedly connected to the front side of the second slide plate 44 , and the other end of the second spring 45 is fixedly connected to the back side of the L block 41 . The surface of the second slide plate 44 is slidably connected to the second slide groove 42 .

[0042] In actual operation, when the device is used, the screw rod 322 is rotated to move the movable plate 323 forward. The movable plate 323 will contact the first slide plate 318 during the forward movement. Then the screw rod 322 is continued to be rotated to drive the first slide plate 318 to move forward through the movable plate 323, so that the rear end of the insertion rod 319 is driven out of the fixing hole 3112. Then the sound insulation board 313 is inserted into the insertion slot 311 through the insertion block 312. After the insertion is completed, the screw rod 322 is rotated in the opposite direction to move the movable plate 323 backward. The first slide plate 318 will move backward due to the elastic force of the first spring 316, thereby driving the insertion rod 319 to move backward. The insertion rod 319 continues to move backward and its rear end will drive into the fixing hole 3112, thereby fixing the insertion block 312, and further fixing the sound insulation board 313.

[0043] A gap will appear at the connection between the sound insulation boards 313 and 313, and then the I-shaped block 46 will move backwards due to the elastic force of the second spring 45 until the sound insulation strips 47 at both ends of the I-shaped block 46 are tightly attached to the two sound insulation boards 313, so that the connection between the sound insulation boards 313 can be soundproofed.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A railway construction noise reduction device, comprising a foundation (1), characterized in that: The top of the foundation (1) is fixedly connected to a base (2), a fixing mechanism (3) is provided on the top of the base (2), and a connecting mechanism (4) is provided on the right side of the fixing mechanism (3); The fixing mechanism (3) comprises a sliding component (31) and a moving component (32); the sliding component (31) is arranged on the top of the base (2), and the moving component (32) is arranged on the top of the foundation (1).

2. A railway construction noise reduction device according to claim 1, characterized in that: The sliding assembly (31) comprises a slot (311), wherein the slot (311) is provided at the top of the base (2), an insert block (312) is inserted into the slot (311), a sound insulation board (313) is fixedly connected to the top of the insert block (312), and sound insulation cotton (314) is arranged in the sound insulation board (313), a connecting frame (315) is fixedly connected to the front of the base (2), a first spring (316) is fixedly connected to the back of the connecting frame (315), a first sliding groove (317) is provided on the right side of the connecting frame (315), a first slide plate (318) is slidably connected to the first slide groove (317) in the front and rear, an insert rod (319) is fixedly connected to the back of the first slide plate (318), a sliding hole (3111) is provided on the front of the base (2) corresponding to the insert rod (319), and a fixing hole (3112) is provided on the front of the insert block (312) corresponding to the sliding hole (3111).

3. A railway construction noise reduction device according to claim 2, characterized in that: The rear end of the first spring (316) is fixedly connected to the front of the first slide plate (318), the surface of the insertion rod (319) is slidably connected to the sliding hole (3111), and the rear end of the insertion rod (319) is inserted into the fixing hole (3112) on the front of the insertion block (312).

4. A railway construction noise reduction device according to claim 1, characterized in that: The moving assembly (32) comprises a bearing seat (321), wherein the bearing seat (321) is fixedly connected to the top of the foundation (1), a screw rod (322) is fixedly connected to the inner wall of the bearing seat (321), a moving plate (323) is threadedly connected to the surface of the screw rod (322), a front side of the moving plate (323) is slidably connected to a limit rod (324) near the right side, and a crank (325) is fixedly connected to the front end of the screw rod (322).

5. A railway construction noise reduction device according to claim 4, characterized in that: The rear end of the screw rod (322) is rotatably connected to the front side of the base (2), the rear end of the limit rod (324) extends to the rear of the movable plate (323), and the rear end of the limit rod (324) is fixedly connected to the front side of the base (2).

6. A railway construction noise reduction device according to claim 4, characterized in that: The movable plate (323) is located behind the first connecting plate.

7. A railway construction noise reduction device according to claim 1, characterized in that: The connecting mechanism (4) comprises an L block (41), wherein the L block (41) is fixedly connected to the left side of the connecting frame (315), a connecting rod (43) is fixedly connected to the back side of the L block (41), a second slide plate (44) is slidably connected to the surface of the connecting rod (43) in a forward and backward manner, a second slide groove (42) is provided on the left side of the L block (41), a second spring (45) is sleeved on the surface of the connecting rod (43) between the second slide plate (44) and the L block (41), an I-shaped block (46) is fixedly connected to the left side of the back side of the second slide plate (44), and sound insulation strips (47) are fixedly connected to both ends of the I-shaped block (46).

8. A railway construction noise reduction device according to claim 7, characterized in that: One end of the second spring (45) is fixedly connected to the front side of the second slide plate (44), the other end of the second spring (45) is fixedly connected to the back side of the L block (41), and the surface of the second slide plate (44) is slidably connected to the second slide groove (42).

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