CN204269078U - A kind of cooling tower air spring pole charming appearance and behaviour displacement tester - Google Patents
A kind of cooling tower air spring pole charming appearance and behaviour displacement tester Download PDFInfo
- Publication number
- CN204269078U CN204269078U CN201420747663.5U CN201420747663U CN204269078U CN 204269078 U CN204269078 U CN 204269078U CN 201420747663 U CN201420747663 U CN 201420747663U CN 204269078 U CN204269078 U CN 204269078U
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- cooling tower
- air spring
- turntable
- cylindrical
- tower air
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Abstract
The utility model discloses a kind of cooling tower air spring pole charming appearance and behaviour displacement tester.At wind tunnel model test district base plate, the rotating disk that circular hole is opened at center is installed, carousel supports is on cylindrical turntable, cylindrical turntable bottom surface is connected for horizontally rotating with between cylindrical stent upper end, motor is arranged in cylindrical stent, and the pinion wheel on motor shaft engages with the center gear wheel be fixed under cylindrical turntable; Cylindrical turntable table top is provided with electric turbine screw lift, and screw mandrel top is provided with circular dull and stereotyped, circular flat board is evenly provided with eight laser displacement sensors, the machine shaft of electric turbine screw lift is provided with displacement encoder; Cylindrical turntable is provided with reverse frustoconic steel buttress, above reverse frustoconic steel buttress, cooling tower air spring pole is installed.This device can regulate cooling tower air spring pole laser displacement sensor installation site, and keeps the not Stimulated Light displacement transducer impact of cooling tower air spring pole, and laser displacement sensor self is not by Wind effects.
Description
Technical field
The utility model relates to test unit, especially relates to a kind of cooling tower air spring pole charming appearance and behaviour displacement tester of Wind Engineering technical field of measurement and test.
Background technology
Large cooling column is widely used in thermal power plant, nuclear power station etc., general employing hyperbolic tubular axisymmetric Shell space structure, very responsive to wind load, once there is the major accident that large cooling column charming appearance and behaviour is collapsed in history, therefore carry out the important directions that the research of cooling tower structure wind load has become Wind Engineering research.In the wind tunnel test of cooling tower air spring pole, generally adopt laser displacement sensor Accurate Determining model at the charming appearance and behaviour dynamic respond of each each position of height, must accomplish in the process of displacement measurement following some: one is that laser displacement sensor does not produce any impact to the wind-excited responese of model in wind field, two be can accurately and the installation site of quick adjustment laser displacement sensor, and three is that laser displacement sensor itself is installed firmly not by Wind effects.Accomplish above some in fact and be not easy, domestic at present also do not have a set of device being specifically designed to cooling tower air spring pole charming appearance and behaviour displacement measurement, and the deficiency of experimental technique have impact on the development of cooling tower structure wind force proofing design theory.
Utility model content
The purpose of this utility model is to provide a kind of cooling tower air spring pole charming appearance and behaviour displacement tester, ensureing that laser displacement sensor self does not vibrate and under not affecting the prerequisite that model wind shakes, greatly improve precision and the efficiency of sensor mounting location adjustment, for the charming appearance and behaviour dynamic respond of Accurate Determining cooling tower air spring pole lays the foundation.
The utility model solves the technical scheme that its technical matters adopts:
The utility model is provided with round turntable at wind tunnel model test district base plate, round turntable center has circular hole, round turntable bottom surrounding is supported on by round steel pipe on the table top of cylindrical turntable, cylindrical turntable bottom surface is connected for horizontally rotating with between cylindrical stent upper end, motor is arranged in cylindrical stent, pinion wheel on motor shaft engages with the center gear wheel be fixed under cylindrical turntable, drives cylindrical turntable to rotate.Cylindrical stent lower end is arranged on concrete buttress, the table top of cylindrical turntable is provided with electric turbine screw lift, the screw mandrel top of electric turbine screw lift is provided with circular dull and stereotyped, circular flat board is provided with eight laser displacement sensors along same even circumferential, the machine shaft of electric turbine screw lift is provided with displacement encoder; Cylindrical turntable is provided with reverse frustoconic steel buttress, reverse frustoconic steel buttress upper surface and round turntable upper surface flush, reverse frustoconic steel buttress upper surface diameter and round turntable center hole equal diameters, be provided with cooling tower air spring pole above reverse frustoconic steel buttress, the circle flat board on described screw mandrel top is positioned at cooling tower air spring pole inside.
The upper and lower centre of surface of described reverse frustoconic steel buttress and side all have circular hole, and described cylindrical turntable upper surface center has circular hole.
The axis of described round turntable, circular flat board, screw mandrel, cylindrical turntable, reverse frustoconic steel buttress and cooling tower air spring pole is on a vertical curve.
Described circular flat board has eight gains, described eight laser displacement sensors keep axis to move radially along circular flat board respectively by angle steel being installed on circular flat board, and the laser probe of eight laser displacement sensors all outwardly.
Described circular flat board has eight fairleads, the signal wire of eight laser displacement sensors props up socle circular hole by respective fairlead through reverse frustoconic steel and is connected to data acquisition equipment from the derivation of reverse frustoconic steel buttress side circular hole, and the signal wire of displacement encoder and the control line of electric turbine screw lift motor are derived from reverse frustoconic steel buttress side circular hole and be connected to data acquisition equipment and control knob.
The beneficial effect that the utility model has is:
The position that the utility model can fast accurately regulate cooling tower air spring pole laser displacement sensor to install, and keep the not Stimulated Light displacement transducer impact of cooling tower air spring pole, and laser displacement sensor self is not by Wind effects.This device can improve precision and the efficiency of cooling tower air spring pole charming appearance and behaviour dynamic respond test in wind tunnel test greatly.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the structure partial enlarged drawing of the cylindrical turntable of Fig. 1.
In figure: 1, round turntable, 2, round steel pipe, 3, cylindrical turntable, 4, concrete buttress, 5, electric turbine screw lift, 6, screw mandrel, 7, circular dull and stereotyped, 8, laser displacement sensor, 9, machine shaft, 10, displacement encoder, 11, reverse frustoconic steel buttress, 12, cooling tower air spring pole, 13, gain, 14, angle steel, 15, data acquisition equipment, 16, control knob, 17, fairlead, 18, motor, 19, pinion wheel, 20, center gear wheel, 21, steel ball, 22, cylindrical stent.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As Fig. 1, Fig. 2, shown in Fig. 3, the utility model is provided with round turntable 1 at wind tunnel model test district base plate, round turntable 1 center has circular hole, round turntable 1 bottom surrounding is supported on by four round steel pipe 2 on the table top of cylindrical turntable 3, cylindrical turntable 3 bottom surface is connected for horizontally rotating with between cylindrical stent 22 upper end, motor 18 is arranged in cylindrical stent 22, pinion wheel 19 on motor 18 axle engages with the center gear wheel 20 be fixed under cylindrical turntable 3, cylindrical turntable 3 is driven to rotate, as shown in Figure 3, in cylindrical stent 22 upper end, whole circumference is used, lower two circle steel balls 21 make cylindrical turntable 3 horizontally rotate.Cylindrical stent 22 lower end is arranged on concrete buttress 4, the table top of cylindrical turntable 3 is provided with electric turbine screw lift 5, screw mandrel 6 top of electric turbine screw lift 5 is provided with circular dull and stereotyped 7, when electric turbine screw lift 5 starts, circular dull and stereotyped 7 can oscilaltion, along same even circumferential, eight laser displacement sensors 8 are installed on circular dull and stereotyped 7, the machine shaft 9 of electric turbine screw lift 5 is provided with displacement encoder 10, and displacement encoder 10 can test the distance of screw mandrel oscilaltion; Cylindrical turntable 3 is provided with reverse frustoconic steel buttress 11, reverse frustoconic steel buttress 11 upper surface and round turntable 1 upper surface flush, reverse frustoconic steel buttress 11 upper surface diameter and round turntable 1 center hole equal diameters, reverse frustoconic steel buttress 11 is provided with cooling tower air spring pole 12 above, and the circle flat board 7 on described screw mandrel 6 top is positioned at cooling tower air spring pole 12 inside.
As shown in Figure 1, the upper and lower centre of surface of described reverse frustoconic steel buttress 11 and side all have circular hole, and described cylindrical turntable 3 upper surface center has circular hole.
As shown in Figure 1, the axis of described round turntable 1, circular flat board 7, screw mandrel 6, cylindrical turntable 3, reverse frustoconic steel buttress 11 and cooling tower air spring pole 12 is on a vertical curve.
As shown in Figure 2, have eight gains 13 on described circular dull and stereotyped 7, described eight laser displacement sensors 8 keep axis to move radially along circular dull and stereotyped 7 respectively by angle steel 14 being installed on circular dull and stereotyped 7, and the laser probe of eight laser displacement sensors 8 all outwardly.
As shown in Figure 2, eight fairleads 17 are had on described circular dull and stereotyped 7, the signal wire of eight laser displacement sensors 8 is connected to data acquisition equipment 15 through reverse frustoconic steel buttress 11 top circular hole from deriving through reverse frustoconic steel buttress 11 side circular hole by respective fairlead, and the signal wire of displacement encoder 10 and the control line of electric turbine screw lift 5 motor are derived from reverse frustoconic steel buttress 11 side circular hole and be connected to data acquisition equipment 15 and control knob 16.
embodiment:
The using method of this device is now described for the wind tunnel test of certain cooling tower air spring pole charming appearance and behaviour dynamic respond.
As Fig. 1, Fig. 2, shown in Fig. 3, first electric turbine screw lift 5 is installed on cylindrical turntable 3, guarantee that screw mandrel 6 inserts the inside of cylindrical turntable 3 from the circular hole at cylindrical turntable 3 upper brace center, electric turbine screw lift 5 machine shaft installs displacement encoder 10, reverse frustoconic steel buttress 11 is arranged on cylindrical turntable 3 upper brace, guarantee that turbine screw lift 5 main frame is in reverse frustoconic steel buttress 11 inner, connect turbine screw lift 5 Electric Machine Control line to control knob 16, connect displacement encoder 10 signal wire to data acquisition equipment 15, start control knob 16 and screw mandrel 6 upper end is reached reverse frustoconic steel buttress 11 top, circular dull and stereotyped 7 are installed on screw mandrel 6 top, on circular dull and stereotyped 7, eight laser displacement sensors 8 are installed, connect laser displacement sensor 8 signal wire to data acquisition equipment 15, on truncated cone-shaped steel buttress 11 top, cooling tower air spring pole 12 is installed, turn-on data collecting device 15, startup control knob 16 rises to the specified altitude assignment position that displacement encoder 10 shows by circular dull and stereotyped 7 again, cooling tower air spring pole 12 turns to by starter motor 18 slewing circle cylindricality turntable 3 specifies Windward angle position, regulate the radial position of eight laser displacement sensors 8, cooling tower air spring pole 12 corresponding height inside surface is made to be positioned within the range of laser displacement sensor 8, open blasting, gather the data of laser displacement sensor 8, repeated priming control knob 16 completes the charming appearance and behaviour displacement data collection of other height and position of cooling tower air spring pole 12, repeated priming motor 18 completes the charming appearance and behaviour displacement data collection of other Windward angle position of cooling tower air spring pole 12.
Above-mentioned embodiment is used for the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, to any modifications and changes that the utility model is made, all fall into protection domain of the present utility model.
Claims (5)
1. a cooling tower air spring pole charming appearance and behaviour displacement tester, it is characterized in that: at wind tunnel model test district base plate, round turntable (1) is installed, round turntable (1) center has circular hole, round turntable (1) bottom surrounding is supported on by round steel pipe on the table top of cylindrical turntable (3), be connected for horizontally rotating between cylindrical turntable (3) bottom surface with cylindrical stent (22) upper end, motor (18) is arranged in cylindrical stent (22), pinion wheel (19) on motor (18) axle engages with the center gear wheel (20) be fixed under cylindrical turntable (3), cylindrical turntable (3) is driven to rotate, cylindrical stent (22) lower end is arranged on concrete buttress (4), the table top of cylindrical turntable (3) is provided with electric turbine screw lift (5), screw mandrel (6) top of electric turbine screw lift (5) is provided with circular dull and stereotyped (7), circular dull and stereotyped (7) are provided with eight laser displacement sensors (8) along same even circumferential, the machine shaft (9) of electric turbine screw lift (5) is provided with displacement encoder (10), cylindrical turntable (3) is provided with reverse frustoconic steel buttress (11), reverse frustoconic steel buttress (11) upper surface and round turntable (1) upper surface flush, reverse frustoconic steel buttress (11) upper surface diameter and round turntable (1) center hole equal diameters, reverse frustoconic steel buttress (11) is provided with cooling tower air spring pole (12) above, and the circle flat board (7) on described screw mandrel (6) top is positioned at cooling tower air spring pole (12) inside.
2. a kind of cooling tower air spring pole charming appearance and behaviour displacement tester according to claim 1, it is characterized in that: the upper and lower centre of surface of described reverse frustoconic steel buttress (11) and side all have circular hole, described cylindrical turntable (3) upper surface center has circular hole.
3. a kind of cooling tower air spring pole charming appearance and behaviour displacement tester according to claim 1, is characterized in that: the axis of described round turntable (1), circular dull and stereotyped (7), screw mandrel (6), cylindrical turntable (3), reverse frustoconic steel buttress (11) and cooling tower air spring pole (12) is on a vertical curve.
4. a kind of cooling tower air spring pole charming appearance and behaviour displacement tester according to claim 1, it is characterized in that: described circular dull and stereotyped (7) have eight gains (13), described eight laser displacement sensors (8) move radially respectively by angle steel (14) maintenance axis edge circular dull and stereotyped (7) and are installed on circular flat board (7), and the laser probe of eight laser displacement sensors (8) all outwardly.
5. a kind of cooling tower air spring pole charming appearance and behaviour displacement tester according to claim 1, it is characterized in that: described circular dull and stereotyped (7) have eight fairleads (17), the signal wire of eight laser displacement sensors (8) is connected to data acquisition equipment (15) through reverse frustoconic steel buttress (11) top circular hole from the derivation of reverse frustoconic steel buttress (11) side circular hole by respective fairlead (17), the signal wire of displacement encoder (10) and the control line of electric turbine screw lift (5) motor are derived from reverse frustoconic steel buttress (11) side circular hole and are connected to data acquisition equipment (15) and control knob (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747663.5U CN204269078U (en) | 2014-12-03 | 2014-12-03 | A kind of cooling tower air spring pole charming appearance and behaviour displacement tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747663.5U CN204269078U (en) | 2014-12-03 | 2014-12-03 | A kind of cooling tower air spring pole charming appearance and behaviour displacement tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204269078U true CN204269078U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420747663.5U Expired - Fee Related CN204269078U (en) | 2014-12-03 | 2014-12-03 | A kind of cooling tower air spring pole charming appearance and behaviour displacement tester |
Country Status (1)
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| CN (1) | CN204269078U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406531A (en) * | 2014-12-03 | 2015-03-11 | 浙江大学 | Wind-induced displacement testing device for cooling tower aeroelastic model |
| RU2587525C1 (en) * | 2015-05-14 | 2016-06-20 | Федеральное государственное унитарное предприятие "Центральный аэрогидродинамический институт имени профессора Н.Е. Жуковского" (ФГУП "ЦАГИ") | Aero-elastic model |
| CN108603755A (en) * | 2016-03-16 | 2018-09-28 | 横滨橡胶株式会社 | The interior perimeter assay method of round member |
| CN108603754A (en) * | 2016-03-16 | 2018-09-28 | 横滨橡胶株式会社 | The interior perimeter measurement device of round member |
| CN108844712A (en) * | 2018-06-08 | 2018-11-20 | 中清能绿洲科技股份有限公司 | Wind load numerical model verification method, device, system and terminal |
-
2014
- 2014-12-03 CN CN201420747663.5U patent/CN204269078U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406531A (en) * | 2014-12-03 | 2015-03-11 | 浙江大学 | Wind-induced displacement testing device for cooling tower aeroelastic model |
| CN104406531B (en) * | 2014-12-03 | 2017-02-22 | 浙江大学 | Wind-induced displacement testing device for cooling tower aeroelastic model |
| RU2587525C1 (en) * | 2015-05-14 | 2016-06-20 | Федеральное государственное унитарное предприятие "Центральный аэрогидродинамический институт имени профессора Н.Е. Жуковского" (ФГУП "ЦАГИ") | Aero-elastic model |
| CN108603755A (en) * | 2016-03-16 | 2018-09-28 | 横滨橡胶株式会社 | The interior perimeter assay method of round member |
| CN108603754A (en) * | 2016-03-16 | 2018-09-28 | 横滨橡胶株式会社 | The interior perimeter measurement device of round member |
| CN108603754B (en) * | 2016-03-16 | 2021-01-15 | 横滨橡胶株式会社 | Inner circumference measuring device for circular member |
| CN108844712A (en) * | 2018-06-08 | 2018-11-20 | 中清能绿洲科技股份有限公司 | Wind load numerical model verification method, device, system and terminal |
| CN108844712B (en) * | 2018-06-08 | 2020-04-28 | 中清能绿洲科技股份有限公司 | Wind load numerical model verification method, device and system and terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20161203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |