CN214843605U - Generator casing resonant frequency detection device - Google Patents
Generator casing resonant frequency detection device Download PDFInfo
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- CN214843605U CN214843605U CN202121789201.6U CN202121789201U CN214843605U CN 214843605 U CN214843605 U CN 214843605U CN 202121789201 U CN202121789201 U CN 202121789201U CN 214843605 U CN214843605 U CN 214843605U
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- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 141
- 239000000428 dust Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 11
- 239000000523 sample Substances 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 13
- 238000011161 development Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
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Abstract
The utility model discloses a generator shell resonance frequency detection device, which comprises a detection device and a connecting device, wherein the detection device comprises a plastic shell, an insulating sleeve, a waterproof sponge, a heat dissipation hole and a dustproof net, the connecting device comprises a connecting block, a slot, a fixing plate, a bolt, a limiting hole, an expansion rod and a clamping block, the outer wall of the detection device is fixedly provided with the plastic shell, the inner wall of the detection device is fixedly provided with the waterproof sponge, one side of the detection device is fixedly provided with the insulating sleeve, the simple and convenient frequency detection device is convenient for the detection device to carry out fixed inspection through the connecting device and the generator shell, ensures the stability of the detection device and the smooth development of detection work, reduces the detection cost, simultaneously prevents the detection staff from electric shock due to the electric leakage of the generator and the connection of the detection device, causes the phenomenon of personal danger, ensures the safety of the detection staff and prevents the over-high temperature inside the detection device, thereby prolonging the service life of the detection device.
Description
Technical Field
The utility model relates to a generator vibration unusual fault diagnosis technical field specifically is generator housing resonant frequency detection device.
Background
Along with the development of the generator towards the direction of high parameter and large capacity, more strict requirements are provided for the gasket laying under the stator foot of the generator during installation. However, due to factors such as foundation settlement and installation quality of the generator set, mechanical resonance of the stator shell of the generator, especially at a resonance frequency close to 50Hz, seriously affects safe and stable operation. In a large generator stator housing vibration fault, the probability of generator housing resonance is greater. Therefore, determining the resonant frequency of the generator stator housing is a critical component in diagnosing this fault.
The prior product still has the following problems in the using process:
1. the existing detection device is inconvenient to install on a generator shell for detection, and the detection device is easy to fall off and damage during detection, so that the detection cost is increased;
2. the existing detection device is not provided with a protection device, and water is easy to enter to cause the detection device to enter water and cause electric conduction, so that the generator is damaged, and the service time of the device is shortened.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a generator housing resonant frequency detection device has solved the inconvenient installation of current detection device and has detected at the generator housing, leads to detection device to drop during the detection easily, leads to damaging, has increased the detection cost, and current detection device does not have protector, intakes easily and leads to detection device to intake, cause electrically conductive to lead to the generator to damage, shortened the live time's of device problem.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a generator housing resonant frequency detection device, including detection device and connecting device, detection device includes plastic shell, insulating cover, waterproof sponge, louvre and dust screen, connecting device includes connecting block, slot, fixed plate, bolt, spacing hole, expansion link and fixture block, detection device outer wall fixed mounting has the plastic shell, detection device inner wall fixed mounting has waterproof sponge, detection device one side fixed mounting has insulating cover, the louvre has been seted up to detection device right side outer wall symmetry, the dust screen is installed to the louvre inner wall.
Preferably, the connecting wire is symmetrically installed at the bottom of the detection device, the viscous vibration detection probe is installed at the bottom of the connecting wire, and the bottom of the connecting wire stretches into the inside of the viscous vibration detection probe.
Preferably, one side of the detection device is fixedly provided with an insertion block, one end of the insertion block is movably provided with a connecting device, the bottom of the insertion block is movably provided with a connecting block, a slot is formed in the connecting block, and the bottom of the insertion block is movably inserted into the slot.
Preferably, the connecting block right side fixed mounting has the fixed plate, spacing hole has been seted up to fixed plate outer wall symmetry, spacing hole runs through the fixed plate outer wall, and extends to the fixed plate right side, spacing downthehole portion installs the bolt.
Preferably, the expansion rods are symmetrically and fixedly installed on the right side of the fixing plate, the clamping blocks are symmetrically installed on two sides of each expansion rod, and the bolts extend into the expansion rods.
(III) advantageous effects
The utility model provides a generator housing resonant frequency detection device. The method has the following beneficial effects:
(1) this frequency detection device, installation through connecting device, it detects to have solved the inconvenient installation at the generator shell of current detection device, lead to detection device to drop during the detection easily, lead to damaging, the problem of detection cost has been increased, the inserted block, the aggregate erection of connecting block and slot, make things convenient for detection device and connecting device to be connected, the aggregate erection of expansion link and fixture block, make things convenient for connecting device and discharge machine shell to fix, the aggregate erection of spacing hole and bolt, make things convenient for the detection dress to carry out the fixed check through connecting device and generator shell, the stability of having guaranteed detection device and developing smoothly of detection achievement, the detection cost is reduced.
(2) The frequency detection device solves the problems that the prior detection device is not provided with a protection device, water easily enters the detection device to cause water inflow and electric conduction, thereby causing damage to a generator and shortening the service time of the device, prevents water stain from entering the detection device to cause damage to the detection device through the installation of waterproof sponge, increases the maintenance cost, influences the detection work, prevents the detection worker from electric shock and personal danger caused by the electric leakage of the generator connected with the detection device, ensures the safety of the detection worker, and combines the heat dissipation holes and the dust screen, dissipates heat while the detection device carries out high-efficiency detection, prevents overhigh temperature inside the detection device, thereby influencing the detection result, prevents the dust screen from being installed, prevents the heat dissipation holes from being blocked by dust or fine sundries in the heat dissipation process, the heat dissipation cannot be normal, the normal detection of the detection device is affected, and the service life of the detection device is prolonged.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is a right side view of the connecting device of the present invention;
FIG. 3 is a top view of the overall structure of the present invention;
fig. 4 is a schematic structural diagram of the detection device of the present invention.
In the figure, 1-detection device, 2-plastic shell, 3-insulating sleeve, 4-waterproof sponge, 5-heat dissipation hole, 6-dustproof net, 7-connecting wire, 8-viscous vibration detection probe, 9-insertion block, 10-connecting device, 11-connecting block, 12-slot, 13-fixing plate, 14-bolt, 15-limiting hole, 16-expansion rod and 17-clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: the generator shell resonant frequency detection device comprises a detection device 1 and a connection device 10, wherein the detection device 1 comprises a plastic shell 2, an insulating sleeve 3, a waterproof sponge 4, heat dissipation holes 5 and a dustproof net 6, the connection device 10 comprises a connection block 11, a slot 12, a fixing plate 13, a bolt 14, a limiting hole 15, an expansion rod 16 and a fixture block 17, the plastic shell 2 is fixedly installed on the outer wall of the detection device 1, the waterproof sponge 4 is fixedly installed on the inner wall of the detection device 1, the insulating sleeve 3 is fixedly installed on one side of the detection device 1, the heat dissipation holes 5 are symmetrically formed in the outer wall of the right side of the detection device 1, the dustproof net 6 is installed on the inner wall of the heat dissipation holes 5, and through installation of the waterproof sponge 4, water stains are prevented from entering the detection device 1 to damage the detection device 1, maintenance cost is increased, detection work is influenced, installation of the insulating sleeve 3 is prevented, electric shock of detection workers caused by electric leakage of the connection of the detection device 1, cause the phenomenon of personal danger, the safety of detection personnel has been ensured, louvre 5 and dust screen 6's aggregate erection, dispel the heat to detection device 1 when detection device 1 carries out the high efficiency and detects, prevent that the inside high temperature of detection device 1 from, thereby influence the testing result, the installation of dust screen 6 prevents at the heat dissipation in-process, dust or tiny debris block up louvre 5, lead to unable normal heat dissipation, and influence detection device 1 and normally detect, the live time of detection device 1 has been prolonged.
Connecting wire 7 is installed to 1 bottom symmetry of detection device, 7 bottom-mounting of connecting wire has viscidity vibrations test probe 8, 7 bottom of connecting wire stretch into inside viscidity vibrations test probe 8, through the aggregate erection of connecting wire 7 and viscidity vibrations test probe 8, can be timely effectual give the condition feedback that takes place when will detecting to the detection staff, make things convenient for the detection staff to carry out operation on next step.
1 one side fixed mounting of detection device has inserted block 9, 9 one end movable mounting of inserted block has connecting device 10, 9 bottom movable mounting of inserted block has connecting block 11, connecting block 11 is inside to have seted up slot 12, inside 9 bottom movable insertion slots 12 of inserted block, through the aggregate erection of inserted block 9, connecting block 11 and slot 12, make things convenient for detection device 1 and connecting device 10 to be connected.
11 right side fixed mounting of connecting block has fixed plate 13, spacing hole 15 has been seted up to fixed plate 13 outer wall symmetry, spacing hole 15 runs through fixed plate 13 outer wall, and extends to fixed plate 13 right side, spacing 15 internally mounted in hole have bolt 14, and through spacing hole 15 and bolt 14's aggregate erection, convenient detection dress carries out the fixed inspection through connecting device 10 and generator housing, has ensured developing smoothly of detection device 1's stability and detection work, has reduced the detection cost.
The working principle is as follows: during the use, at first through inserted block 9, the aggregate erection of connecting block 11 and slot 12, be connected detection device 1 and connecting device 10, secondly through the aggregate erection of expansion link 16 and fixture block 17, make things convenient for connecting device 10 and discharge machine shell to fix, then through inserted block 9, the aggregate erection of connecting block 11 and slot 12, make things convenient for detection device 1 and connecting device 10 to be connected, through the aggregate erection of connecting wire 7 and viscidity vibrations test probe 8, can be timely effectual give detection staff with the condition feedback that takes place when detecting, make things convenient for detection staff to carry out operation on next step.
The utility model relates to a 1-detection device, a 2-plastic shell, a 3-insulating sleeve, a 4-waterproof sponge, a 5-heat dissipation hole, a 6-dustproof net, a 7-connecting wire, an 8-viscous vibration detection probe, a 9-plug block, a 10-connecting device, an 11-connecting block, a 12-slot, a 13-fixing plate, a 14-bolt, a 15-limiting hole, a 16-expansion rod and a 17-fixture block, wherein the components are universal standard components or components known by technicians in the field, the structure and the principle of the components can be known by the technicians through technical manuals or conventional experimental methods, the problem solved by the utility model is that the existing detection device is inconvenient to be installed on the shell of a generator for detection, the detection device is easy to fall off during detection, and the damage is caused, the utility model has the advantages of increasing the detection cost, and the prior detection device has no protective device, leading to water inlet of the detection device and causing electric conduction due to easy water inlet, thereby leading to the damage of the generator, and shortening the service time of the device, through the mutual combination of the components, the utility model is convenient for the detection device to carry out the fixed inspection through the connecting device and the generator shell, ensuring the stability of the detection device and the smooth development of the detection work, reducing the detection cost, simultaneously preventing the damage of the detection device due to the water stain entering the detection device, preventing the electric shock of the detection staff due to the electric leakage of the generator connecting the detection device, causing the personal danger, ensuring the safety of the detection staff and preventing the overhigh internal temperature of the detection device, thereby influencing the detection result, preventing the installation of the dust screen, preventing the blocking of the heat dissipation holes by dust or fine sundries in the heat dissipation process, the heat dissipation cannot be normal, the normal detection of the detection device is affected, and the service life of the detection device is prolonged.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. Generator casing resonant frequency detection device, its characterized in that: including detection device (1) and connecting device (10), detection device (1) includes plastic casing (2), insulating cover (3), waterproof sponge (4), louvre (5) and dust screen (6), connecting device (10) includes connecting block (11), slot (12), fixed plate (13), bolt (14), spacing hole (15), expansion link (16) and fixture block (17), detection device (1) outer wall fixed mounting has plastic casing (2), detection device (1) inner wall fixed mounting has waterproof sponge (4), detection device (1) one side fixed mounting has insulating cover (3), louvre (5) have been seted up to detection device (1) right side outer wall symmetry, dust screen (6) are installed to louvre (5) inner wall.
2. The generator housing resonant frequency detection device according to claim 1, characterized in that: connecting wire (7) are installed to detection device (1) bottom symmetry, connecting wire (7) bottom installation has viscidity vibrations test probe (8), inside viscidity vibrations test probe (8) are stretched into to connecting wire (7) bottom.
3. The generator housing resonant frequency detection device according to claim 1, characterized in that: detection device (1) one side fixed mounting has inserted block (9), inserted block (9) one end movable mounting has connecting device (10), inserted block (9) bottom movable mounting has connecting block (11), slot (12) have been seted up to connecting block (11) inside, inserted block (9) bottom activity is inserted inside slot (12).
4. The generator housing resonant frequency detection device according to claim 1, characterized in that: connecting block (11) right side fixed mounting has fixed plate (13), spacing hole (15) have been seted up to fixed plate (13) outer wall symmetry, spacing hole (15) run through fixed plate (13) outer wall, and extend to fixed plate (13) right side, spacing hole (15) internally mounted has bolt (14).
5. The generator housing resonant frequency detection device according to claim 1, characterized in that: expansion rods (16) are symmetrically and fixedly installed on the right side of the fixing plate (13), clamping blocks (17) are symmetrically installed on two sides of each expansion rod (16), and the bolts (14) extend into the expansion rods (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121789201.6U CN214843605U (en) | 2021-08-03 | 2021-08-03 | Generator casing resonant frequency detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121789201.6U CN214843605U (en) | 2021-08-03 | 2021-08-03 | Generator casing resonant frequency detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214843605U true CN214843605U (en) | 2021-11-23 |
Family
ID=78874490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121789201.6U Expired - Fee Related CN214843605U (en) | 2021-08-03 | 2021-08-03 | Generator casing resonant frequency detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214843605U (en) |
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2021
- 2021-08-03 CN CN202121789201.6U patent/CN214843605U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |