CN204852164U - Bumper shock absorber for explosion -proof frequency converter - Google Patents
Bumper shock absorber for explosion -proof frequency converter Download PDFInfo
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- CN204852164U CN204852164U CN201520549943.XU CN201520549943U CN204852164U CN 204852164 U CN204852164 U CN 204852164U CN 201520549943 U CN201520549943 U CN 201520549943U CN 204852164 U CN204852164 U CN 204852164U
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- explosion
- frequency converter
- mounting hole
- proof frequency
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Abstract
The utility model relates to a bumper shock absorber technical field provides a bumper shock absorber for explosion -proof frequency converter, and this bumper shock absorber for explosion -proof frequency converter installs between centrifugal separator base and explosion -proof frequency converter's block terminal, and the bumper shock absorber includes PMKD and shock attenuation disc for the centrifugal separator, and PMKD's lower terminal surface fixed mounting is on the centrifugal separator base, and the up end fixed mounting of shock attenuation disc is on explosion -proof frequency converter's block terminal, PMKD passes through connecting bolt with the shock attenuation disc and is connected, and the pole portion region that connecting bolt lies in between PMKD and the shock attenuation disc is equipped with a plurality of damping spring, and the up end at PMKD is supported to damping spring one end, and the other end supports the lower terminal surface at the shock attenuation disc, realizes the flexonics between block terminal and the centrifugal separator, and damping spring passes through PMKD and the shock attenuation disc has absorbed vibration energy, has reduced the fault rate to the block terminal, has improved connecting bolt 0.
Description
Technical field
The utility model belongs to vibration damper technical field, particularly relates to a kind of explosion-proof frequency converter vibration damper.
Background technique
In oil drilling, DWM liquid needs to carry out purified treatment through vibrating sieve, deaerator, sand remover, desilter and centrifuge to DWM liquid when well head returns, and the purification of DWM liquid is the important step in drillng operation.
Centrifuge power is large, during work, vibration is strong, explosion-proof frequency converter and centrifuge bolt are rigidly connected, during centrifuge work, the distribution box of explosion-proof frequency converter vibrates together with centrifuge, electrical apparatus element in the distribution box of explosion-proof frequency converter very easily damage under judder, contactor self-keeping contact in the distribution box of particularly explosion-proof frequency converter often disconnects instantaneously and causes centrifuge to stop under vibratory impulse, causes the increase of centrifuge rate of fault, thus further increase maintenance maintenance cost.
Model utility content
The purpose of this utility model is to provide a kind of explosion-proof frequency converter vibration damper, be intended to solve in prior art and be rigidly connected with centrifuge bolt, electrical apparatus element in distribution box very easily damage under judder, cause the increase of centrifuge rate of fault, further increase the problem of maintenance maintenance cost.
The utility model realizes like this, a kind of explosion-proof frequency converter vibration damper, described explosion-proof frequency converter vibration damper is arranged between centrifugal base and the distribution box of explosion-proof frequency converter, and described explosion-proof frequency converter vibration damper comprises fixing bottom-plate and damping disk, wherein:
The lower end surface of described fixing bottom-plate is fixedly mounted on described centrifugal base, and the upper-end surface of described damping disk is fixedly mounted on the distribution box of described explosion-proof frequency converter;
Described fixing bottom-plate is fixedly connected with by connecting bolt with described damping disk, the periphery in the bar portion region of described connecting bolt between described fixing bottom-plate and described damping disk is provided with several damping springs, described damping spring one end is against the upper-end surface of described fixing bottom-plate, and the other end is against the lower end surface of described damping disk.
As a kind of improved plan, described damping disk is provided with the first mounting hole, described fixing bottom-plate is provided with second mounting hole corresponding with described first mounting hole, and described damping disk and described fixing bottom-plate link together respectively by described first mounting hole and the second mounting hole by described connecting bolt.
As a kind of improved plan, described first mounting hole is unthreaded hole, and described second mounting hole is tapped hole.
As a kind of improved plan, described first mounting hole is shoulder hole, and the first hole, rank of described shoulder hole is interior threaded hole, and second-order hole is unthreaded hole, and described second mounting hole is tapped hole, matches with described second mounting hole in described second-order hole.
As a kind of improved plan, described first hole, rank combines the first corresponding bolt and is fixed on described distribution box by described damping disk.
As a kind of improved plan, described second mounting hole is unthreaded hole.
As a kind of improved plan, described fixing bottom-plate is provided with from described fixing bottom-plate lower end surface to the groove that described damping disk direction extends, described second mounting hole site is in described groove, described connecting bolt is fixed with nut through after described first mounting hole and the second mounting hole, and described nut is positioned at described groove.
As a kind of improved plan, described fixing bottom-plate is provided with several the 3rd mounting holes, and described 3rd mounting hole combines the second corresponding bolt and is installed on described centrifugal base by described fixing bottom-plate.
As a kind of improved plan, described fixing bottom-plate is provided with sleeve pipe, described casing pipe sleeve is contained on described damping spring, and described sleeve upper end is apart from the lower end surface certain distance of described damping disk.
As a kind of improved plan, the number of described damping spring is 3.
Because explosion-proof frequency converter vibration damper is arranged between centrifugal base and the distribution box of explosion-proof frequency converter, explosion-proof frequency converter vibration damper comprises fixing bottom-plate and damping disk, the lower end surface of fixing bottom-plate is fixedly mounted on centrifugal base, and the upper-end surface of damping disk is fixedly mounted on the distribution box of explosion-proof frequency converter; Fixing bottom-plate is connected by connecting bolt with damping disk; the bar portion area peripheral edge of connecting bolt between fixing bottom-plate and damping disk is provided with several damping springs; damping spring one end is against the upper-end surface of fixing bottom-plate; the other end is against the lower end surface of damping disk; realize flexibly connecting between distribution box and centrifuge; damping spring absorbs vibrational energy by fixing bottom-plate and damping disk, reduces the rate of fault that centrifuge is shut down, improves working efficiency.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of the explosion-proof frequency converter vibration damper that the utility model provides;
Fig. 2 is the structural representation of the explosion-proof frequency converter vibration damper that the utility model provides;
Fig. 3 is the structural representation of the damping disk that the utility model provides;
Wherein, 1-centrifugal base, the distribution box of 2-explosion-proof frequency converter, 3-fixing bottom-plate, 4-damping disk, 5-connecting bolt, 6-damping spring, 7-first mounting hole, 8-second mounting hole, hole, 9-first rank, 10-second-order hole, 11-first bolt, 12-second bolt, 13-groove, 14-nut, 15-the 3rd mounting hole, 16-sleeve pipe.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows the scheme of installation of the explosion-proof frequency converter vibration damper that the utility model provides, and for convenience of explanation, only gives the part relevant to the utility model in figure.
Shown in composition graphs 2, explosion-proof frequency converter vibration damper is arranged between the distribution box 2 of centrifugal base 1 and explosion-proof frequency converter, and explosion-proof frequency converter vibration damper comprises fixing bottom-plate 3 and damping disk 4, wherein:
The lower end surface of fixing bottom-plate 3 is fixedly mounted on centrifugal base 1, and the upper-end surface of damping disk 4 is fixedly mounted on the distribution box 2 of explosion-proof frequency converter;
As shown in Figure 3, fixing bottom-plate 3 is connected by connecting bolt 5 with damping disk 4, the periphery in the bar portion region of connecting bolt 5 between fixing bottom-plate 3 and damping disk 4 is provided with several damping springs 6, this damping spring 6 one end is against the upper-end surface of fixing bottom-plate 3, and the other end is against the lower end surface of damping disk 4.
Wherein, as shown in the figure, this damping spring 6 can arrange 3, at this not in order to limit the utility model.
Wherein, above-mentioned damping disk 4 is discoid, and its back-off mode is arranged, its web towards the side of fixing bottom-plate 3, as shown in Figure 2.
In the utility model, the mode that fixing bottom-plate 3 and damping disk 4 are fixed together can have multiple by above-mentioned connecting bolt 5, following provide wherein a kind of, but not in order to limit the utility model:
Damping disk 4 is provided with the first mounting hole 7, and fixing bottom-plate 3 is provided with second mounting hole 8 corresponding with the first mounting hole 7, and damping disk 4 and fixing bottom-plate 3 link together respectively by the first mounting hole 7 and the second mounting hole 8 by connecting bolt 5.
Wherein, the first mounting hole 7 is unthreaded hole, and the second mounting hole 8 is tapped hole, and connecting bolt 5, through after the first mounting hole 7, is coordinated with the internal thread of the second mounting hole 8 by the outside thread of connecting bolt 5 end, completes the installation to damping disk 4 and fixing bottom-plate 3.
Referring to figs. 2 and 3 shown, first mounting hole 7 is shoulder hole, first hole, rank 9 of shoulder hole is interior threaded hole, second-order hole 10 is unthreaded hole, second mounting hole 8 is tapped hole, and match with the second mounting hole 8 in second-order hole 10, wherein, second-order hole 10 and the second mounting hole 8, by the immobilized substance of connecting bolt 5, do not repeat them here;
And the setting in the first hole, rank 9 will be used for construction bolt use, that is: this hole, the first rank 9 combines the first corresponding bolt 11 and is fixed on the distribution box 2 of explosion-proof frequency converter by damping disk 4, and this project organization is compact, is convenient to assembling.
In the utility model, above-mentioned the second mounting hole 8 provided is the content of tapped hole, and this second mounting hole 8 can be unthreaded hole certainly, after namely connecting bolt 5 is each passed through this first mounting hole 7 and the second mounting hole 8, be fixed by nut 14 in the outside of fixing bottom-plate 3, wherein:
Fixing bottom-plate 3 is provided with groove 13, second mounting hole 8 extended to damping disk 4 direction from fixing bottom-plate 3 lower end surface and is positioned at groove 13, and connecting bolt 5 is through the first mounting hole 7 and the second mounting hole 8 is rear and nut 14 is fixed, and nut 14 is positioned at groove 13.
In this embodiment, the setting of this groove 13, what be convenient to fixing bottom-plate 3 and centrifugal base 1 is fixing, does not repeat them here.
In the utility model, as shown in Figure 3, fixing bottom-plate 3 is provided with several the 3rd mounting hole the 15, three mounting holes 15 and combines the second corresponding bolt 12 and be installed on centrifugal base 1 by fixing bottom-plate 3.
In the utility model, as shown in Figure 2, fixing bottom-plate 3 is provided with sleeve pipe 16, sleeve pipe 16 is sleeved on damping spring 6, the lower end surface certain distance of sleeve pipe 16 upper end distance damping disk 4, namely one end of this sleeve pipe 16 is fixed on the upper-end surface of fixing bottom-plate 3, and the other end extends to the side of damping disk 4, and this certain distance is greater than the move distance of damping spring 6.
In the utility model, explosion-proof frequency converter vibration damper is arranged between the distribution box 2 of centrifugal base 1 and explosion-proof frequency converter, explosion-proof frequency converter vibration damper comprises fixing bottom-plate 3 and damping disk 4, the lower end surface of fixing bottom-plate 3 is fixedly mounted on centrifugal base 1, and the upper-end surface of damping disk 4 is fixedly mounted on the distribution box 2 of explosion-proof frequency converter; Fixing bottom-plate 3 is connected by connecting bolt 5 with damping disk 4; the bar portion region of connecting bolt 5 between fixing bottom-plate 3 and damping disk 4 is provided with several damping springs 6; damping spring 6 one end is against the upper-end surface of fixing bottom-plate 3; the other end is against the lower end surface of damping disk 4; realize flexibly connecting between distribution box 2 and centrifuge; damping spring 6 absorbs vibrational energy by fixing bottom-plate 3 and damping disk 4, reduces the rate of fault that centrifuge is shut down, improves working efficiency.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an explosion-proof frequency converter vibration damper, is characterized in that, described explosion-proof frequency converter vibration damper is arranged between centrifugal base and the distribution box of explosion-proof frequency converter, and described explosion-proof frequency converter vibration damper comprises fixing bottom-plate and damping disk, wherein:
The lower end surface of described fixing bottom-plate is fixedly mounted on described centrifugal base, and the upper-end surface of described damping disk is fixedly mounted on the distribution box of described explosion-proof frequency converter;
Described fixing bottom-plate is fixedly connected with by connecting bolt with described damping disk, the periphery in the bar portion region of described connecting bolt between described fixing bottom-plate and described damping disk is provided with several damping springs, described damping spring one end is against the upper-end surface of described fixing bottom-plate, and the other end is against the lower end surface of described damping disk.
2. explosion-proof frequency converter vibration damper according to claim 1, it is characterized in that, described damping disk is provided with the first mounting hole, described fixing bottom-plate is provided with second mounting hole corresponding with described first mounting hole, and described damping disk and described fixing bottom-plate link together respectively by described first mounting hole and the second mounting hole by described connecting bolt.
3. explosion-proof frequency converter vibration damper according to claim 2, is characterized in that, described first mounting hole is unthreaded hole, and described second mounting hole is tapped hole.
4. explosion-proof frequency converter vibration damper according to claim 2, is characterized in that, described first mounting hole is shoulder hole, first hole, rank of described shoulder hole is interior threaded hole, second-order hole is unthreaded hole, and described second mounting hole is tapped hole, matches with described second mounting hole in described second-order hole.
5. explosion-proof frequency converter vibration damper according to claim 2, is characterized in that, described first hole, rank combines the first corresponding bolt and is fixed on described distribution box by described damping disk.
6. explosion-proof frequency converter vibration damper according to claim 2, is characterized in that, described second mounting hole is unthreaded hole.
7. explosion-proof frequency converter vibration damper according to claim 6, it is characterized in that, described fixing bottom-plate is provided with from described fixing bottom-plate lower end surface to the groove that described damping disk direction extends, described second mounting hole site is in described groove, described connecting bolt is fixed with nut through after described first mounting hole and the second mounting hole, and described nut is positioned at described groove.
8. explosion-proof frequency converter vibration damper according to claim 1, is characterized in that, described fixing bottom-plate is provided with several the 3rd mounting holes, and described 3rd mounting hole combines the second corresponding bolt and is installed on described centrifugal base by described fixing bottom-plate.
9. explosion-proof frequency converter vibration damper according to claim 1, is characterized in that, described fixing bottom-plate is provided with sleeve pipe, and described casing pipe sleeve is contained on described damping spring, and described sleeve upper end is apart from the lower end surface certain distance of described damping disk.
10. explosion-proof frequency converter vibration damper according to claim 1, is characterized in that, the number of described damping spring is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520549943.XU CN204852164U (en) | 2015-07-25 | 2015-07-25 | Bumper shock absorber for explosion -proof frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520549943.XU CN204852164U (en) | 2015-07-25 | 2015-07-25 | Bumper shock absorber for explosion -proof frequency converter |
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| Publication Number | Publication Date |
|---|---|
| CN204852164U true CN204852164U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520549943.XU Active CN204852164U (en) | 2015-07-25 | 2015-07-25 | Bumper shock absorber for explosion -proof frequency converter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115648846A (en) * | 2022-08-05 | 2023-01-31 | 铜陵铜官府文化创意股份公司 | Flexible connecting structure of large metal sculpture panel and supporting framework |
-
2015
- 2015-07-25 CN CN201520549943.XU patent/CN204852164U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115648846A (en) * | 2022-08-05 | 2023-01-31 | 铜陵铜官府文化创意股份公司 | Flexible connecting structure of large metal sculpture panel and supporting framework |
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