CN205483543U - Vertical overspeed test device of impeller - Google Patents
Vertical overspeed test device of impeller Download PDFInfo
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- CN205483543U CN205483543U CN201620227218.5U CN201620227218U CN205483543U CN 205483543 U CN205483543 U CN 205483543U CN 201620227218 U CN201620227218 U CN 201620227218U CN 205483543 U CN205483543 U CN 205483543U
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- impeller
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- overspeed
- steel cylinder
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Abstract
The utility model discloses a vertical overspeed test device of impeller, including impeller and vacuum cavity, vacuum chamber connected has free steel cylinder, the both sides of free steel cylinder all are connected with the curb plate, free steel cylinder is connected with the tie -plate, the impeller is arranged in the tie -plate, the impeller is connected with flexible vertical scroll through spacing supporting, flexible vertical scroll has connected gradually bearing, rigid shaft and the footstep bearing of shaking that decline, footstep bearing is through the spring coupling joint tooth that tests the speed, the tooth that tests the speed is connected with increasing gear, increasing gear inlays formula coupling joint through the tooth has direct current motor, the utility model discloses an overspeed test function satisfies the blower impeller's of different models overspeed test requirement to can be through monitoring in monitoring device instrument in the device, and have occupation space little, connect simple, safe and reliable, the advantage such as install and remove conveniently, be the effectual vertical overspeed test device of impeller of convenience.
Description
Technical field
This utility model relates to overspeed test technical field, is specifically related to a kind of impeller vertical overspeed assay device.
Background technology
Aerator is by the rotor eccentricity operating of biasing in cylinder, and makes the volume change between the blade in rotor slot draw air into, compress, spue.Lubrication is delivered to oil dripping mouth by the on-stream pressure differential utilizing aerator automatically, rubs and noise to reduce, cylinder charge can be kept not reflux simultaneously in instilling cylinder.
nullThe technique that blower wheel has one hypervelocity autofrettage in the fabrication process，This professional production producer also will exceed the speed limit as checking a kind of necessary means that part is qualified both at home and abroad，To improve impeller strength degree under high temperature and high speed state，At present，In the domestic aerator having trial-produceed and having put into commercial scale batch production successfully，Minimum impeller outer diameter is 160mm，Weight 1.26kg，Hypervelocity rotating speed n=72000r/min，Maximum impeller external diameter is 796mm，Weight about 110 kg，Hypervelocity rotating speed n=16300r/min，Corresponding Super Speed Tester must be possessed when producing the aerator of above-mentioned series in same enterprise，Generally，Impeller overspeed testing is according to rotating speed、Weight、The indexs such as maximum gauge and driving power are classified，Can not complete obviously in a Super Speed Tester，The function of only two entry impeller Super Speed Tester combinations just can complete above-mentioned blower wheel overspeed test task，But，Import Super Speed Tester is expensive,Two Super Speed Testers of import simultaneously are impossible.
Utility model content
For problem above, this utility model provides a kind of impeller vertical overspeed assay device, this overspeed test function meets the overspeed test requirement of the blower wheel of different model, and monitored by monitoring device, and have take up room little, connect simple, safe and reliable, the advantage such as be convenient to mount and dismount, it is a kind of impeller vertical overspeed assay device easily and effectively, can effectively solve the problem in background technology.
To achieve these goals, the technical solution adopted in the utility model is as follows: a kind of impeller vertical overspeed assay device, including impeller and vacuum chamber, described vacuum chamber connects free steel cylinder, the both sides of described free steel cylinder are respectively connected with side plate, described free steel cylinder connects tie-plate, described impeller is placed in tie-plate, described impeller has flexible vertical shaft by spacing supporting connection, described flexible vertical shaft is connected with the bearing that shakes that declines in turn, stiff shaft and thrust bearing, described thrust bearing connects, by spring shaft coupling, the tooth that tests the speed, the described tooth that tests the speed connects step-up gear, described step-up gear is connected by tooth embedded shaft coupling direct current generator.
Preferably, described vacuum chamber is provided with some steam vents.
Preferably, described direct current generator is provided with control switch.
The beneficial effects of the utility model: this impeller vertical overspeed assay device, the overspeed test requirement of the blower wheel of different model can be met, and can be monitored by installing monitoring device in device, and have take up room little, connect simple, safe and reliable, the advantage such as be convenient to mount and dismount, be a kind of impeller vertical overspeed assay device easily and effectively.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram.
Figure is numbered: 1, impeller；2, vacuum chamber；3, free steel cylinder；4, side plate；5, tie-plate；6, spacing supporting；7, flexible vertical shaft；8, decline the bearing that shakes；9, stiff shaft；10, thrust bearing；11, spring shaft coupling；12, test the speed tooth；13, step-up gear；14, tooth embedded shaft coupling；15, direct current generator；16, steam vent；17, switch is controlled.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Refer to Fig. 1, a kind of impeller vertical overspeed assay device, including impeller 1 and vacuum chamber 2, vacuum chamber 2 connects free steel cylinder 3, vacuum chamber 2 is provided with some steam vents 16, the both sides of free steel cylinder 3 are respectively connected with side plate 4, free steel cylinder 3 connects tie-plate 5, impeller 1 is placed in tie-plate 5, impeller 1 is connected by spacing supporting 6 flexible vertical shaft 7, flexible vertical shaft 7 is connected with the bearing 8 that shakes that declines in turn, stiff shaft 9 and thrust bearing 10, thrust bearing 10 connects, by spring shaft coupling 11, the tooth 12 that tests the speed, the tooth 12 that tests the speed connects step-up gear 13, step-up gear 13 is connected by tooth embedded shaft coupling 14 direct current generator 15；Direct current generator 15 is provided with control switch 17, impeller 1 is contained on flexible vertical shaft 7, flexible vertical shaft 7 is connected with the stiff shaft 9 playing supporting role, stiff shaft 9 is supported by thrust bearing 10 and the declining bearing 8 that shakes, thrust bearing 10 is again vacuum-packed parts, bearing 8 one aspect of shaking of declining can absorb by vibration during critical speed, occur the vibration caused by moderate finite deformation to be absorbed during hypervelocity blower wheel 1 simultaneously, guarantee that overspeed test is normally carried out, this device can meet the overspeed test requirement of the blower wheel 1 of different model, and can be monitored by installing monitoring device in device, and have take up room little, connect simple, safe and reliable, the advantage such as it is convenient to mount and dismount, it it is a kind of impeller vertical overspeed assay device easily and effectively.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (3)
- null1. an impeller vertical overspeed assay device，It is characterized in that，Including impeller (1) and vacuum chamber (2)，Described vacuum chamber (2) connects free steel cylinder (3)，The both sides of described free steel cylinder (3) are respectively connected with side plate (4)，Described free steel cylinder (3) connects tie-plate (5)，Described impeller (1) is placed in tie-plate (5)，Described impeller (1) is connected by spacing supporting (6) flexible vertical shaft (7)，Described flexible vertical shaft (7) is connected with the bearing (8) that shakes that declines in turn、Stiff shaft (9) and thrust bearing (10)，Described thrust bearing (10) connects, by spring shaft coupling (11), the tooth (12) that tests the speed，The described tooth that tests the speed (12) connects step-up gear (13)，Described step-up gear (13) is connected by tooth embedded shaft coupling (14) direct current generator (15).
- A kind of impeller vertical overspeed assay device the most according to claim 1, it is characterised in that: described vacuum chamber (2) is provided with some steam vents (16).
- A kind of impeller vertical overspeed assay device the most according to claim 1, it is characterised in that: described direct current generator (15) is provided with control switch (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620227218.5U CN205483543U (en) | 2016-03-23 | 2016-03-23 | Vertical overspeed test device of impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620227218.5U CN205483543U (en) | 2016-03-23 | 2016-03-23 | Vertical overspeed test device of impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205483543U true CN205483543U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620227218.5U Active CN205483543U (en) | 2016-03-23 | 2016-03-23 | Vertical overspeed test device of impeller |
Country Status (1)
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| CN (1) | CN205483543U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806437A (en) * | 2017-12-04 | 2018-03-16 | 南京磁谷科技有限公司 | A kind of magnetic suspension draught fan impeller overspeed test bench cooling system |
| CN108709725A (en) * | 2018-04-27 | 2018-10-26 | 成都成发泰达航空科技有限公司 | A kind of overspeed whirling test stand |
| CN109236800A (en) * | 2018-10-23 | 2019-01-18 | 珠海格力智能装备有限公司 | Oil piping system and testing machine with it |
-
2016
- 2016-03-23 CN CN201620227218.5U patent/CN205483543U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806437A (en) * | 2017-12-04 | 2018-03-16 | 南京磁谷科技有限公司 | A kind of magnetic suspension draught fan impeller overspeed test bench cooling system |
| CN107806437B (en) * | 2017-12-04 | 2023-09-22 | 南京磁谷科技有限公司 | Cooling system of magnetic suspension fan impeller overspeed test bed |
| CN108709725A (en) * | 2018-04-27 | 2018-10-26 | 成都成发泰达航空科技有限公司 | A kind of overspeed whirling test stand |
| CN109236800A (en) * | 2018-10-23 | 2019-01-18 | 珠海格力智能装备有限公司 | Oil piping system and testing machine with it |
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