Automatic tensioning device for bridge

Abstract

The utility model provides an automatic bridge tensioning device which comprises a tensioner bottom plate, a tensioner driving block arranged on the top of the tensioner bottom plate, a supporting sliding rod arranged on the top of the tensioner bottom plate, a compression-resistant spring arranged on one side of the supporting sliding rod, a second gasket arranged on one side of the supporting sliding rod and a first gasket arranged on one side of the supporting sliding rod. Nine supporting sliding rods are additionally arranged on one side of the tensioner driving block, and one side of each supporting sliding rod is provided with a compression-resistant spring, so that more stable supporting can be provided through the multiple sliding rods and the compression-resistant springs which are additionally arranged during use, the bearing capacity of the device is improved, tension distribution is more uniform, local stress concentration is reduced, and the service life of the device is prolonged. And meanwhile, the overall stability of the device is enhanced, and safe operation of the bridge under various conditions is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic tensioning devices, in particular to an automatic tensioning device for a bridge. Background Art

[0002] The invention with Chinese patent number CN111219461A discloses an automatic tensioning device, including a tensioner body, the tensioner body including a tensioner body bottom plate, a slide bar installed on the tensioner body bottom plate, two groups of slide bars symmetrically arranged, an idler wheel installation tensioning slider and a spring tension adjusting block slidably sleeved on the slide bar, a tensioner body spring is installed between the idler wheel installation tensioning slider and the spring tension adjusting block, an idler wheel installation hole is provided on the idler wheel installation tensioning slider, and an adjusting screw is threadedly connected at one end of the tensioner body bottom plate; compared with the existing tensioning device, the tensioner body can realize automatic adjustment of tension, so that the synchronous belt can be more stable during operation, and the tensioning effect is improved through the transmission connection of the belt, thereby reducing the operation of manual adjustment, reducing the processing errors caused by insufficient tension, and thus improving work efficiency. However, the bridge automatic tensioning device in the above-mentioned reference document has uneven tension distribution when in use, and the overall stability of the device is low. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes an automatic bridge tensioning device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an automatic bridge tensioning device, comprising a tensioner base plate, a tensioner driving block is provided on the top of the tensioner base plate, a support slide rod is provided on the top of the tensioner base plate, a compression spring is provided on one side of the support slide rod, a first washer is provided on one side of the support slide rod, and a second washer is provided on the other side.

[0005] Preferably, fixing plates are provided on both sides of the tensioner base plate, and the fixing plates and the tensioner base plate are welded.

[0006] Preferably, six positioning holes are provided on one side of the fixing plate, and the positioning holes are arranged in a matrix.

[0007] Preferably, two signal receivers are provided on the top of the tensioner drive block, and one side of the two signal receivers is rounded.

[0008] Preferably, four warning lights are provided on the top of the tensioner drive block, and the bottom of the warning lights is positionedly connected to the top of the tensioner drive block.

[0009] Preferably, a numerical display is provided on one side of the tensioner driving block, and the numerical display is electrically connected to the tensioner driving block.

[0010] Preferably, an adjustment block is provided on the top of the tensioner base plate, and the top and bottom of the adjustment block are rounded.

[0011] Beneficial Effects

[0012] The utility model adopts nine supporting slide bars installed on one side of the tensioner driving block, and a compression spring is provided on one side of each supporting slide bar, so that when in use, more stable support can be provided by the installed multiple slide bars and compression springs, thereby improving the bearing capacity of the device, making the tension distribution more uniform, reducing local stress concentration, and also enhancing the overall stability of the device, ensuring the safe operation of the bridge under various conditions.

[0013] At the same time, fixing plates are provided on both sides of the tensioner base plate, and positioning holes are provided on one side of the fixing plates. When in use, the installed fixing plates can provide additional support to make the device more stable during operation, enhance the bearing capacity of the device, adapt to larger loads, improve the structural strength of the device and the bridge, and ensure the safety of the device under various working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an axonometric diagram of the automatic bridge tensioning device of the utility model;

[0015] Figure 2 This is a front view of the automatic bridge tensioning device of the utility model;

[0016] Figure 3 It is a top view of the automatic bridge tensioning device of the utility model;

[0017] Figure 4 It is a right view of the automatic bridge tensioning device of the utility model.

[0018] Legend:

[0019] 1. Tensioner base plate; 2. Tensioner drive block; 3. Compression spring; 4. Signal receiver; 5. Warning light; 6. Numerical display; 7. Support slide bar; 8. First washer; 9. Second washer; 10. Adjustment block; 11. Fixing plate; 12. Positioning hole. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0021] The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings. Specific embodiment one:

[0023] Reference Figure 1-4 The present embodiment provides an automatic bridge tensioning device, including a tensioner base plate 1, a tensioner driving block 2 is provided on the top of the tensioner base plate 1, two signal receivers 4 are provided on the top of the tensioner driving block 2, and one side of the two signal receivers 4 is rounded, four warning lights 5 are provided on the top of the tensioner driving block 2, and the bottom of the warning lights 5 is positioned and connected to the top of the tensioner driving block 2.

[0024] Furthermore, a numerical display 6 is provided on one side of the tensioner driving block 2, and the numerical display 6 is electrically connected to the tensioner driving block 2, a fixing plate 11 is provided on both sides of the tensioner base plate 1, and the fixing plate 11 and the tensioner base plate 1 are welded, six positioning holes 12 are provided on one side of the fixing plate 11, and the positioning holes 12 are arranged in a matrix, a supporting slide bar 7 is provided on the top of the tensioner base plate 1, a compression spring 3 is provided on one side of the supporting slide bar 7, an adjusting block 10 is provided on the top of the tensioner base plate 1, and the top and bottom of the adjusting block 10 are rounded, a first washer 8 is provided on one side of the supporting slide bar 7, and a second washer 9 is provided on the other side.

[0025] When in use, a plurality of support slide bars 7 are installed on one side of the tensioner drive block 2, and a compression spring 3 is provided on one side of each support slide bar 7, so as to provide a more stable support through the installed multiple support slide bars 7 and compression springs 3, improve the carrying capacity of the device, make the tension distribution more uniform, reduce local stress concentration, and also enhance the overall stability of the device.

[0026] Furthermore, in order to ensure the safe operation of the bridge under various conditions, a numerical display 6 is provided on the front of the tensioner drive block 2, so that when in use, the installed numerical display 6 can display the working status and parameters of the tensioning device in real time, which is convenient for timely understanding. It can also provide accurate numerical values ​​to help achieve more precise tensioning control, facilitate debugging and calibration of the device, ensure its normal operation, and record historical data to provide a basis for subsequent analysis and maintenance.

[0027] At the same time, a signal receiver 4 is provided on the front of the tensioner drive block 2, so that the status and data of the device can be transmitted to the control center in time through the installed signal receiver 4, so as to realize remote monitoring and management of the device, respond to abnormal situations more quickly and ensure the safety of the bridge. Specific embodiment 2:

[0029] The only difference between this embodiment and the first embodiment is that, in order to improve the adaptability of the device, fixing plates 11 are provided on both sides of the tensioner base plate 1, and a plurality of (e.g., three) positioning holes 12 are provided on one side of the fixing plate 11, so that additional support can be provided through the installed fixing plate 11, so that the device is more stable during operation, the carrying capacity of the device is enhanced, it can adapt to larger loads, the structural strength of the device and the bridge is improved, and the safety of the device under various working conditions is ensured. Specific embodiment three:

[0031] The only difference between this embodiment and embodiment one or two is that a safety lock is installed on one side of the tensioner base plate 1 to ensure the stability and safety of the device in an emergency, avoid the device from being loosened due to misoperation or other reasons, increase the reliability of the system, reduce the risk of failure, and help prevent the device from being damaged due to overload, provide an additional safety layer, and enhance the safety of the entire system.

[0032] In summary, the present application can provide more stable support through the added multiple support slide bars and compression springs, improve the bearing capacity of the device, make the tension distribution more uniform, reduce local stress concentration, and also enhance the overall stability of the device, ensuring the safe operation of the bridge under various conditions; and a numerical display is provided on the front of the tensioner drive block, which displays the working status and parameters of the tensioner in real time, helping to achieve more accurate tensioning control; at the same time, a signal receiver is provided on the front of the tensioner drive block, so that the status and data of the device can be transmitted to the control center in time through the signal receiver, so as to realize remote monitoring and management of the device;

[0033] In addition, the present application provides fixing plates on both sides of the tensioner base plate, and the installed fixing plates provide additional support, making the device more stable during operation and enhancing the load-bearing capacity of the device.

[0034] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An automatic bridge tensioning device, comprising a tensioner base plate (1), characterized in that: A tensioner driving block (2) is provided on the top of the tensioner base plate (1), a supporting slide bar (7) is provided on the top of the tensioner base plate (1), a compression spring (3) is provided on one side of the supporting slide bar (7), a first washer (8) is provided on one side of the supporting slide bar (7), and a second washer (9) is provided on the other side.

2. The automatic bridge tensioning device according to claim 1 is characterized in that: Fixed plates (11) are provided on both sides of the tensioner bottom plate (1), and the fixed plates (11) and the tensioner bottom plate (1) are welded.

3. The automatic bridge tensioning device according to claim 2 is characterized in that: A plurality of positioning holes (12) are provided on one side of the fixing plate (11), and the positioning holes (12) are arranged in a matrix.

4. The automatic bridge tensioning device according to claim 1 is characterized in that: Two signal receivers (4) are arranged on the top of the tensioner drive block (2), and one side of the two signal receivers (4) is rounded.

5. The automatic bridge tensioning device according to claim 1 is characterized in that: A warning light (5) is provided on the top of the tensioner drive block (2), and the bottom of the warning light (5) is connected to the top of the tensioner drive block (2) in a positioning manner.

6. The automatic bridge tensioning device according to claim 1 is characterized in that: A numerical display (6) is provided on one side of the tensioner drive block (2), and the numerical display (6) is electrically connected to the tensioner drive block (2).

7. The automatic bridge tensioning device according to claim 1 is characterized in that: An adjustment block (10) is provided on the top of the tensioner base plate (1).

8. The automatic bridge tensioning device according to claim 7 is characterized in that: The top and bottom of the regulating block (10) are both rounded.

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