Noise reduction device for power transformer vibration data collection device

Abstract

The invention provides a noise reduction device for a power transformer vibration data collection device, and belongs to the technical field of electric power engineering, in order to solve the problem that replacement of an existing shock absorber is tedious, the noise reduction device comprises a transformer collection device, a noise reduction support, a support shield, a damping shock absorber, a noise reduction bolt, a support leg, a support replacement mechanism and a support moving mechanism; the noise reduction support is located on the lower end face of the transformer collecting device. The supporting shield is fixedly connected to the lower end face of the noise reduction support. The damping shock absorber is located on the lower end face of the noise reduction support. The noise reduction bolt is in threaded connection with the interior of the noise reduction bracket; the supporting legs are connected into the supporting protective cover in a sliding mode. The support replacement mechanism is arranged in the support shield; and the support moving mechanism is arranged in the support legs. By adopting the supporting and replacing mechanism, the later maintenance efficiency of the noise reduction device is improved, and by adopting the supporting and moving mechanism, the application range of the noise reduction device is widened.

Description

Technical Field

[0001] The invention belongs to the technical field of electric power engineering, and more specifically, relates to a noise reduction device for a vibration data collection device of a power transformer. Background Art

[0002] The power transformer vibration data collection device mainly detects and diagnoses faults through the vibration state of the transformer. Therefore, the transformer vibration data collection device is vibrating as a whole. In order to reduce the impact of transformer vibration on the external environment, a noise reduction device is required. The noise reduction device is located on both sides of the lower side of the transformer vibration data collection device. The noise reduction device supports the transformer vibration data collection device to reduce noise.

[0003] According to the transformer noise reduction device disclosed in Chinese patent No. CN202220701188.2, it includes a pillow pad, sleepers and a vibration isolation plate, a plurality of sleepers are arranged on the inner side of the pillow pad, a vibration isolation plate is arranged under the pillow pad, a plurality of silencer cavities are arranged on the left and right sides of the inside of the vibration isolation plate, a plurality of vibration absorbing covering layers are arranged under the inside of the vibration isolation plate, vibration reduction elements are arranged between the silencer cavities and between the vibration absorbing covering layers, and sound absorbing plates, silencer plates and sound isolation plates are arranged inside the pillow pad respectively; the present invention has the advantages of simple structure, easy use, good noise reduction effect and convenient installation.

[0004] Based on the above, the existing transformer vibration data collection device is generally stuck on the upper side of the noise reduction device. The noise reduction device generally reduces noise through a shock absorber structure. The shock absorber and the device are connected by bolts. When the noise reduction device is used for a long time, the shock absorber is damaged. When the shock absorber is replaced, the staff needs to use lifting equipment to lift the transformer vibration data collection device up, then lift the noise reduction device, remove the installed bolts, replace the shock absorber on the noise reduction device, and reset the equipment after the replacement is completed. The shock absorber replacement is relatively cumbersome. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a noise reduction device for a power transformer vibration data collection device to solve the above problems of the existing transformer vibration data collection device.

[0006] The technical scheme for achieving the above-mentioned purpose is: a noise reduction device for a vibration data collection device of an electric transformer, which is used for a transformer vibration data collection device and is characterized in that: it includes a noise reduction bracket, a support shield, a damping shock absorber, a support leg, a support replacement mechanism and a support moving mechanism; the noise reduction bracket is provided with two groups, and the two groups of noise reduction brackets are respectively located on the front and rear sides of the lower end surface of the transformer vibration data collection device; the support shield is provided with two groups, and the two groups of support shields are respectively fixedly connected to the middle position of the lower end surface of the two groups of noise reduction brackets; the damping shock absorber is provided with four groups, and the four groups of damping shock absorbers are respectively located on the left and right sides of the lower end surface of the two groups of noise reduction brackets; the support legs are provided with four groups, and the four groups of support legs are respectively slidably connected inside the two groups of support shields; the support replacement mechanism is provided with two groups, and the two groups of support replacement mechanisms are respectively arranged inside the two groups of support shields; the support moving mechanism is provided with four groups, and the four groups of support moving mechanisms are respectively arranged inside the four groups of support legs.

[0007] In the above-mentioned noise reduction device for a power transformer vibration data collection device, the support replacement mechanism includes a support motor and a support lead screw;

[0008] The support motor is fixedly connected to the left side inside the support shield;

[0009] There are two groups of support screws in total, and the two groups of support screws are rotatably connected to the two sides of the support shield respectively. The support motor shaft is coaxially fixedly connected to the upper side of the left group of support screws, and the two groups of support screws are rotated inside the support legs respectively.

[0010] In the above-mentioned noise reduction device for a power transformer vibration data collection device, the support replacement mechanism further includes a support pulley and a support transmission belt;

[0011] There are two groups of support pulleys, which are coaxially fixedly connected to the upper sides of the two groups of support screws.

[0012] The supporting transmission belt is drivingly connected to the outer end surfaces of the two groups of supporting pulleys.

[0013] In the above-mentioned noise reduction device for a power transformer vibration data collection device, the support replacement mechanism further includes a ball connection block;

[0014] There are two groups of ball connecting blocks in total. The two groups of ball connecting blocks are respectively fixedly connected to the inner part of the upper sides of the two groups of supporting legs, and the two groups of ball connecting blocks are respectively threadedly connected to the two groups of supporting lead screws.

[0015] In the above-mentioned noise reduction device for a power transformer vibration data collection device, the support movement mechanism includes a mounting slot and a mounting roller;

[0016] The installation slot is provided in the middle of the front end surface of the supporting leg;

[0017] The mounting roller is plug-connected inside the mounting slot, and the mounting roller is located on the lower end surface of the supporting leg.

[0018] In the above-mentioned noise reduction device for a power transformer vibration data collection device, the supporting movement mechanism further includes a mounting notch and a blocking plug block;

[0019] The installation notch is arranged in the middle of the front end surface of the supporting leg; the blocking plug is plug-connected in the installation slot and the inside of the installation notch, and the blocking plug is located at the front side of the installation roller.

[0020] In the above-mentioned noise reduction device for a power transformer vibration data collection device, the support movement mechanism further includes a blocking screw hole and a blocking bolt;

[0021] There are two groups of blocking screw holes, which are respectively opened on the left and right sides of the front end surface of the blocking plug and the supporting leg;

[0022] There are two groups of blocking bolts in total, and the two groups of blocking bolts are respectively threadedly connected inside the two groups of blocking screw holes.

[0023] In the above-mentioned noise reduction device for the power transformer vibration data collection device, the noise reduction device also includes noise reduction bolts, and there are four groups of noise reduction bolts in total. The four groups of noise reduction bolts are respectively threadedly connected inside two groups of noise reduction brackets and four groups of damping shock absorbers.

[0024] In the above-mentioned noise reduction device for the power transformer vibration data collection device, during use, the rotation of the supporting motor shaft drives the supporting screw to rotate, the rotation of the supporting screw drives the supporting pulley to rotate, the rotation of the supporting pulley drives the supporting transmission belt to transmit, the supporting transmission belt transmission drives the two sets of supporting screws to rotate at the same time, and when the supporting screw rotates, it drives the ball connecting block to slide, and the sliding of the ball connecting block drives the supporting legs to slide, and the sliding of the supporting legs is supported on the ground, thereby supporting the noise reduction support, and the damping shock absorber leaves the ground, which is convenient for replacing the damping shock absorber 4, thereby facilitating the replacement of the damping shock absorber 4.

[0025] In the above-mentioned noise reduction device for the power transformer vibration data collection device, during use, when the transformer collection device needs to be moved and the supporting leg is located on the upper side, the installation roller is inserted into the installation slot, and the blocking block is inserted into the installation slot and the installation notch. The blocking block blocks the installation roller inside the installation slot. After the blocking block is inserted into the installation slot, the blocking screw hole on the blocking block is aligned with the blocking screw hole on the supporting leg, and then the blocking bolt is installed into the blocking screw hole, thereby fixing the installation roller on the lower side of the supporting leg, the installation roller is supported on the ground, and the installation roller drives the transformer collection device to move, thereby facilitating the movement of the transformer collection device.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] The present invention adopts a support replacement mechanism, so that when the damping shock absorber is damaged, the staff operates the support motor to drive the support legs to slide, and the support legs are slid and supported on the ground. The support legs are supported on the ground to lift the damping shock absorber off the ground, and then the staff directly twists the noise reduction bolts for replacement, avoiding the problem that the staff needs to find a lifting equipment to first lift the transformer collecting device and then lift the noise reduction bracket for replacement, reducing the replacement steps of the staff, thereby improving the efficiency of the later maintenance of the noise reduction device.

[0028] The present invention adopts a supporting moving mechanism to realize that when the transformer collecting device is moved, the mounting roller is installed on the lower end surface of the supporting leg, the mounting roller supports the ground, and the movement of the mounting roller drives the transformer collecting device to move, which is convenient for moving the position of the transformer collecting device and improves the use range of the noise reduction device. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the transformer vibration data collection device of the present invention.

[0030] Figure 2 It is a structural schematic diagram of the noise reduction device of the present invention.

[0031] Figure 3 It is a schematic diagram of the structure of a partially disassembled noise reduction device of the present invention.

[0032] Figure 4 It is a schematic structural diagram of the overall support replacement mechanism of the present invention.

[0033] Figure 5 It is a structural schematic diagram of the support replacement mechanism part of the present invention.

[0034] Figure 6 It is a schematic structural diagram of the disassembly of the supporting moving mechanism of the present invention.

[0035] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0036] 1. Transformer collection device; 2. Noise reduction bracket; 3. Support shield; 4. Damping shock absorber; 5. Noise reduction bolt; 6. Support motor; 7. Support screw; 701. Support pulley; 8. Support leg; 801. Ball connecting block; 9. Support drive belt; 10. Installation slot; 11. Installation roller; 12. Installation notch; 13. Blocking block; 14. Blocking screw hole; 15. Blocking bolt. DETAILED DESCRIPTION

[0037] The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings and examples.

[0038] Embodiment 1:

[0039] As attached Figure 1 To Attachment Figure 5 As shown:

[0040] The present invention provides a noise reduction device for a vibration data collection device of an electric transformer, comprising a transformer collection device 1, a noise reduction bracket 2, a support shield 3, a damping shock absorber 4, a noise reduction bolt 5, a support leg 8 and a support replacement mechanism; two groups of noise reduction brackets 2 are provided, and the two groups of noise reduction brackets 2 are respectively located on the front and rear sides of the lower end surface of the transformer collection device 1; two groups of support shields 3 are provided, and the two groups of support shields 3 are respectively fixedly connected to the middle positions of the lower end surfaces of the two groups of noise reduction brackets 2; four groups of damping shock absorbers 4 are provided, and the four groups of damping shock absorbers 4 are respectively located on the left and right sides of the lower end surfaces of the two groups of noise reduction brackets 2; four groups of noise reduction bolts 5 are provided, and the four groups of noise reduction bolts 5 are respectively threadedly connected inside the two groups of noise reduction brackets 2 and the four groups of damping shock absorbers 4; four groups of support legs 8 are provided, and the four groups of support legs 8 are respectively slidably connected inside the two groups of support shields 3; two groups of support replacement mechanisms are provided, and the two groups of support replacement mechanisms are respectively provided inside the two groups of support shields 3.

[0041] Among them, the support replacement mechanism includes: a support motor 6 and a support screw 7; the support motor 6 is fixedly connected to the left side of the support shield 3; there are two groups of support screws 7, and the two groups of support screws 7 are respectively rotatably connected to the two sides of the support shield 3, and the support motor 6 shaft and the upper side of a group of support screws 7 on the left are coaxially fixedly connected, and the two groups of support screws 7 are respectively rotated inside the support leg 8. During use, the rotation of the support motor 6 shaft drives the support screw 7 to rotate.

[0042] Among them, the support replacement mechanism also includes: a support pulley 701 and a support transmission belt 9; there are two groups of support pulleys 701, and the two groups of support pulleys 701 are coaxially fixedly connected to the upper sides of the two groups of support screws 7; the support transmission belt 9 is transmission-connected to the outer end surfaces of the two groups of support pulleys 701. During use, the rotation of the support screw 7 drives the support pulley 701 to rotate, and the rotation of the support pulley 701 drives the support transmission belt 9 to transmit, and the support transmission belt 9 drives the two groups of support screws 7 to rotate at the same time.

[0043] Among them, the support replacement mechanism also includes: ball connecting blocks 801; there are two groups of ball connecting blocks 801, and the two groups of ball connecting blocks 801 are respectively fixedly connected to the upper inner sides of the two groups of support legs 8, and the two groups of ball connecting blocks 801 are respectively threadedly connected to the two groups of support screws 7. During use, when the support screws 7 rotate, the ball connecting blocks 801 are driven to slide, and the sliding of the ball connecting blocks 801 drives the support legs 8 to slide, and the support legs 8 are supported on the ground, thereby supporting the noise reduction bracket 2, and the damping shock absorber 4 leaves the ground, which is convenient for replacing the damping shock absorber 4.

[0044] The specific usage and function of the first embodiment are as follows:

[0045] During use, the rotation of the supporting motor 6 shaft drives the supporting screw 7 to rotate, the rotation of the supporting screw 7 drives the supporting pulley 701 to rotate, the rotation of the supporting pulley 701 drives the supporting transmission belt 9 to transmit, the supporting transmission belt 9 transmits and drives the two sets of supporting screws 7 to rotate at the same time, when the supporting screw 7 rotates, it drives the ball connecting block 801 to slide, the sliding of the ball connecting block 801 drives the supporting leg 8 to slide, the supporting leg 8 slides and supports on the ground, thereby supporting the noise reduction bracket 2, and the damping shock absorber 4 leaves the ground, which is convenient for the replacement of the damping shock absorber 4, and realizes the easy replacement of the damping shock absorber 4.

[0046] Embodiment 2:

[0047] Based on the first embodiment, as shown in the attached Figure 6 As shown:

[0048] The present invention provides a noise reduction device for a vibration data collection device of a power transformer, which also includes a support and movement mechanism. There are four groups of support and movement mechanisms in total, and the four groups of support and movement mechanisms are respectively arranged inside four groups of support legs 8. The support and movement mechanism includes: an installation slot 10 and an installation roller 11; the installation slot 10 is opened in the middle position of the front end surface of the support leg 8; the installation roller 11 is plugged and connected inside the installation slot 10, and the installation roller 11 is located at the lower end surface of the support leg 8. During use, when the transformer collection device 1 needs to move and the support leg 8 is located on the upper side, the installation roller 11 is inserted into the installation slot 10.

[0049] Among them, the supporting movement mechanism also includes: an installation gap 12 and a blocking block 13; the installation gap 12 is opened in the middle position of the front end surface of the supporting leg 8; the blocking block 13 is plugged and connected to the installation slot 10 and the installation gap 12, and the blocking block 13 is located in front of the installation roller 11. During use, the blocking block 13 is inserted into the installation slot 10 and the installation gap 12, and the blocking block 13 blocks the installation roller 11 inside the installation slot 10.

[0050] Among them, the supporting and moving mechanism also includes: blocking screw holes 14 and blocking bolts 15; there are two groups of blocking screw holes 14, and the two groups of blocking screw holes 14 are respectively opened on the left and right sides of the front end surface of the blocking block 13 and the supporting leg 8; there are two groups of blocking bolts 15, and the two groups of blocking bolts 15 are respectively threadedly connected inside the two groups of blocking screw holes 14. During use, after the blocking block 13 is inserted into the installation slot 10, the blocking screw holes 14 on the blocking block 13 and the blocking screw holes 14 on the supporting leg 8 are aligned, and then the blocking bolts 15 are installed into the blocking screw holes 14, so that the mounting roller 11 is fixed to the lower side of the supporting leg 8, the mounting roller 11 is supported on the ground, and the mounting roller 11 drives the transformer collecting device 1 to move.

[0051] The specific usage and function of the second embodiment are as follows:

[0052] During use, when the transformer collecting device 1 needs to be moved and the supporting leg 8 is located on the upper side, the installing roller 11 is inserted into the installing slot 10, and the blocking block 13 is inserted into the installing slot 10 and the installing notch 12. The blocking block 13 blocks the installing roller 11 in the installing slot 10. After the blocking block 13 is inserted into the installing slot 10, the blocking screw hole 14 on the blocking block 13 is aligned with the blocking screw hole 14 on the supporting leg 8, and then the blocking bolt 15 is installed into the blocking screw hole 14, thereby fixing the installing roller 11 on the lower side of the supporting leg 8, and the installing roller 11 is supported on the ground, and the installing roller 11 drives the transformer collecting device 1 to move, so as to facilitate the movement of the transformer collecting device 1.

[0053] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A noise reduction device for a power transformer vibration data collection device, characterized in that: It includes a noise reduction bracket, a support shield, a damping shock absorber, a support leg, a support replacement mechanism and a support moving mechanism. There are two groups of noise reduction brackets, which are respectively located at the front and rear sides of the lower end surface of the transformer vibration data collection device; there are two groups of support shields, which are respectively fixedly connected to the middle position of the lower end surface of the two groups of noise reduction brackets; there are four groups of damping shock absorbers, which are respectively located at the left and right sides of the lower end surface of the two groups of noise reduction brackets; there are four groups of support legs, which are respectively slidably connected to the inside of the two groups of support shields; The support replacement mechanism is provided with two groups in total, and the two groups of support replacement mechanisms are respectively arranged inside the two groups of support shields; There are four groups of supporting and moving mechanisms in total, and the four groups of supporting and moving mechanisms are respectively arranged inside the four groups of supporting legs.

2. A noise reduction device for a power transformer vibration data collection device as claimed in claim 1, characterized in that: The support replacement mechanism includes a support motor and a support lead screw; The support motor is fixedly connected to the left side inside the support shield; There are two groups of support screws in total, and the two groups of support screws are rotatably connected to the two sides of the support shield respectively. The support motor shaft is coaxially fixedly connected to the upper side of the left group of support screws, and the two groups of support screws are rotated inside the support legs respectively.

3. A noise reduction device for a power transformer vibration data collection device as claimed in claim 2, characterized in that: The support replacement mechanism also includes a support pulley and a support transmission belt; There are two groups of support pulleys, which are coaxially fixedly connected to the upper sides of the two groups of support screws. The supporting transmission belt is drivingly connected to the outer end surfaces of the two groups of supporting pulleys.

4. A noise reduction device for a power transformer vibration data collection device as claimed in claim 2 or 3, characterized in that: The support replacement mechanism also includes a ball connecting block; There are two groups of ball connecting blocks in total. The two groups of ball connecting blocks are respectively fixedly connected to the inner part of the upper sides of the two groups of supporting legs, and the two groups of ball connecting blocks are respectively threadedly connected to the two groups of supporting lead screws.

5. The noise reduction device for a power transformer vibration data collection device as claimed in claim 1, characterized in that: The supporting movement mechanism comprises a mounting slot and a mounting roller; The installation slot is provided in the middle of the front end surface of the supporting leg; The mounting roller is plug-connected inside the mounting slot, and the mounting roller is located on the lower end surface of the supporting leg.

6. A noise reduction device for a power transformer vibration data collection device as claimed in claim 1, characterized in that: The supporting movement mechanism also includes a mounting notch and a blocking plug block; The installation notch is arranged in the middle of the front end surface of the supporting leg; the blocking plug is plug-connected in the installation slot and the inside of the installation notch, and the blocking plug is located at the front side of the installation roller.

7. A noise reduction device for a power transformer vibration data collection device as claimed in claim 6, characterized in that: The supporting movement mechanism also includes a blocking screw hole and a blocking bolt; There are two groups of blocking screw holes, which are respectively opened on the left and right sides of the front end surface of the blocking plug and the supporting leg; There are two groups of blocking bolts in total, and the two groups of blocking bolts are respectively threadedly connected inside the two groups of blocking screw holes.

8. The noise reduction device for a power transformer vibration data collection device as claimed in claim 1, characterized in that: The noise reduction device also includes noise reduction bolts, and the noise reduction bolts are provided in four groups in total. The four groups of noise reduction bolts are respectively threadedly connected inside the two groups of noise reduction brackets and the four groups of damping shock absorbers.

9. A noise reduction device for a power transformer vibration data collection device as claimed in claim 1, characterized in that: During use, the rotation of the support motor shaft drives the support screw to rotate, the rotation of the support screw drives the support pulley to rotate, the rotation of the support pulley drives the support transmission belt, the support transmission belt drives the two sets of support screws to rotate at the same time, and the rotation of the support screw drives the ball connecting block to slide, the sliding of the ball connecting block drives the support legs to slide, and the sliding support of the support legs is supported on the ground, thereby supporting the noise reduction support, and the damping shock absorber leaves the ground, making it convenient to replace the damping shock absorber 4, thereby facilitating the replacement of the damping shock absorber 4.

10. A noise reduction device for a power transformer vibration data collection device as claimed in claim 1, characterized in that: During use, when the transformer collecting device needs to be moved and the supporting leg is located on the upper side, the installing roller is inserted into the installing slot, and the blocking block is inserted into the installing slot and the installing notch. The blocking block blocks the installing roller inside the installing slot. After the blocking block is inserted into the installing slot, the blocking screw hole on the blocking block is aligned with the blocking screw hole on the supporting leg, and then the blocking bolt is installed into the blocking screw hole, thereby fixing the installing roller to the lower side of the supporting leg. The installing roller is supported on the ground, and the installing roller drives the transformer collecting device to move, thereby facilitating the movement of the transformer collecting device.

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