CN205296400U - A house that is used for short building room lid wind pressure actual measurement research - Google Patents

A house that is used for short building room lid wind pressure actual measurement research Download PDF

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Publication number
CN205296400U
CN205296400U CN201521048882.5U CN201521048882U CN205296400U CN 205296400 U CN205296400 U CN 205296400U CN 201521048882 U CN201521048882 U CN 201521048882U CN 205296400 U CN205296400 U CN 205296400U
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CN
China
Prior art keywords
cannelure
house
wind pressure
commutation
reducer
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Withdrawn - After Issue
Application number
CN201521048882.5U
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Chinese (zh)
Inventor
王旭
郭增伟
余先锋
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Chongqing Jiaotong University
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Chongqing Jiaotong University
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Priority to CN201521048882.5U priority Critical patent/CN205296400U/en
Application granted granted Critical
Publication of CN205296400U publication Critical patent/CN205296400U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

The utility model discloses a house that is used for short building room lid wind pressure actual measurement research, including the house main part, be used for measuring house main part windward side wind pressure wind pressure measurement system, set up the base that is used for bearing the house main part in the house main part below groove that appears on and, the under base surface shaping have with going up the lower ring channel that the ring channel corresponds, being provided with a plurality of balls in the lower ring channel, go up the ring channel and compress tightly the ball on ring channel down, the diameter of ball is less than or equal to the groove width of upper and lower ring channel, and the diameter of ball is greater than the distance of ring channel tank bottom ring channel tank bottom under extremely. The utility model discloses can make the nimble adjustment orientation in the experimental room of anti -wind, through the wind pressure transducer in the experimental room, can gather the wind that comes from different orientations and to the wind pressure data in experimental room, reduce the laboratory bad news in a large number, save plenty of time and a large amount of manpower, material resources, financial resources.

Description

A kind of house for the research of low rise buildings roof system wind pressure actual measurement
Technical field
This utility model relates to wind pressure measurement field, is specifically related to a kind of house for the research of low rise buildings roof system wind pressure actual measurement.
Background technology
Device direction, existing wind load test room is fixed, and the frequency that high wind arrives is very low, considerably increases the difficulty of experiment, when high wind comes interim, it is impossible to according to the blast needed for wind direction flexibly capture assay, differ greatly with the ideal effect of test requirements document. The unfavorable wind load that test is required, the research of impact test may not necessarily be got.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of house for the research of low rise buildings roof system wind pressure actual measurement.
The purpose of this utility model is realized by such technical scheme, a kind of house for the research of low rise buildings roof system wind pressure actual measurement, including main house body, for measuring the wind pressure measurement system of main house body windward side blast, it is arranged at below main house body for carrying the base of main house body and upper cannelure, described base lower surface forms the lower cannelure corresponding with described upper cannelure, it is provided with some balls in lower cannelure, ball is pressed on lower cannelure by upper cannelure, the diameter of ball is less than or equal to upper, the groove width of lower cannelure, the diameter of ball is more than the distance of upper cannelure bottom land to lower cannelure bottom land, being provided with locating dowel on the chassis at described upper cannelure center, the base of main house body is provided with the through hole coordinated with locating dowel, the upper end of locating dowel is stretched in main house body after described through hole.
Further, the roof system that described main house body includes body of wall, be covered on body of wall and the lowering or hoisting gear for roof system is lifted, described lowering or hoisting gear includes support 1, commutation gearing speed-reducer 2, pedestal 3, long lead screw 4, adapter sleeve 5, flat thrust ball bearing 6, trapezoidal nut 8, bracing frame 9, clutch shaft bearing 18, sprocket wheel 19, limited block 22 and protection set 23; Be provided with trapezoidal nut 8 in the upper end of long lead screw 4, trapezoidal nut 8 is fixed with bracing frame 9, and bracing frame 9 is fixed on roof system; The lower end of described long lead screw 4 is connected with the port of commutation gearing speed-reducer 2 vertical direction, and the port of described commutation gearing speed-reducer 2 horizontal direction is connected with motor 17 and drive disk assembly;Described commutation gearing speed-reducer 2 is fixed on support 1, the housing of commutation gearing speed-reducer 2 upper end is fixed with bracing frame pedestal 3, installing, by flat thrust ball bearing 6, the set 5 that is located by connecting on bracing frame pedestal 3, described long lead screw 4 is connected by the port of adapter sleeve 5 with commutation gearing speed-reducer 2 vertical direction; Be provided with protection set 23 in the lower end of described long lead screw 4, protection set 23 is set on adapter sleeve 5, is convexly equipped with for protection set 23 is carried out spacing limited block 22 on the outer wall of adapter sleeve 5.
Further, described drive disk assembly is for including the first cross axle 7, jackshaft 12, universal joint fork the 13, second cross axle 14, reductor 16, motor 17 and power transmission shaft 20, the clutch end of motor 17 is connected with the power intake of reductor 16, the clutch end of reductor 16 is connected with power transmission shaft 20, power transmission shaft 20 is connected with the second cross axle 14, second cross axle 14 is connected with jackshaft 12 by universal joint fork 13, and jackshaft 12 is connected by the port of the first cross axle 7 with commutation gearing speed-reducer 2 horizontal direction.
Further, described wind pressure measurement system includes little differential pressure sensor, three way cock 27, pressure measurement probe 25, valve 31 and plenum chamber, described little differential pressure sensor includes static pressure and gathers port 29 and stagnation pressure collection port 28, stagnation pressure is gathered port and is connected to one end of three way cock by silica gel tube 26, the other two ends of three way cock are connected with pressure measurement probe and valve respectively, pressure measurement probe adopts external screw thread rustless steel hollow pipe, outwardly and inwardly it is connected with an internal coiling sleeve pipe respectively at roof system, valve is connected for getting rid of from the internal rainwater flow to of pressure measurement probe with drainage pipeline 30, described static pressure is gathered port and is connected with plenum chamber by silica gel tube, for measuring static pressure data, the afterbody of little differential pressure sensor is connected with harvester by cable, blast analogue signal is converted into digital signal by harvester, thus data acquisition work.
Owing to have employed technique scheme, this utility model has the advantage that
This utility model can make wind load test room adjustment direction flexibly, by the wind pressure sensor in test room, the wind pressure data to test room of the wind from different directions can be collected, substantially reduce the number test and consumed, save plenty of time and human and material resources, financial resources in a large number.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, this utility model is described in further detail, wherein:
Fig. 1 is lifting device structure schematic diagram;
Fig. 2 is the I place enlarged drawing of Fig. 1;
Fig. 3 is wind pressure measurement system schematic;
Fig. 4 is the schematic diagram of roof system jacking system.
Detailed description of the invention
Below with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail; Should be appreciated that preferred embodiment is only for illustrating this utility model, rather than in order to limit protection domain of the present utility model.
A kind of house for the research of low rise buildings roof system wind pressure actual measurement, including main house body, for measuring the wind pressure measurement system of main house body windward side blast, being arranged at below main house body for carrying the base of main house body and upper cannelure, described base lower surface forms the lower cannelure corresponding with described upper cannelure, it is provided with some balls in lower cannelure, ball is pressed on lower cannelure by upper cannelure, the diameter of ball is less than or equal to the groove width of upper and lower cannelure, and the diameter of ball is more than the distance of upper cannelure bottom land to lower cannelure bottom land; Being provided with locating dowel on the chassis at described upper cannelure center, the base of main house body is provided with the through hole coordinated with locating dowel, the upper end of locating dowel is stretched in main house body after described through hole.
This utility model can make wind load test room adjustment direction flexibly, by the wind pressure sensor in test room, the wind pressure data to test room of the wind from different directions can be collected, substantially reduce the number test and consumed, save plenty of time and human and material resources, financial resources in a large number.
The roof system I that described main house body includes body of wall, be covered on body of wall and the lowering or hoisting gear II for roof system is lifted, in order to realize roof system slope angle continuously adjustabe, adopting 2 electronic supporting forms of activity, namely ridge girder hoists and adopts two set lowering or hoisting gears, it is achieved ridge girder synchronous ascending. For being movably hinged between roof system and ridge girder, under the drive of ridge girder, roof system realizes adjusting blade angle; In order to overcome the upward pressure of roof system, roof system adopts slide guide device III, thus controlling curb girder movement locus, it is ensured that roof system is stable; For the lateral thrust overcoming roof system to produce, 3 groups of vertically-guided devices are set, it is ensured that ridge girder vertical lift.
Lowering or hoisting gear includes support 1, commutation gearing speed-reducer 2, pedestal 3, long lead screw 4, adapter sleeve 5, flat thrust ball bearing the 6, first cross axle 7, trapezoidal nut 8, bracing frame 9, chain 10, connecting bolt 11, jackshaft 12, universal joint fork the 13, second cross axle 14, flange shaft bearing 15, reductor 16, motor 17, clutch shaft bearing 18, sprocket wheel 19, power transmission shaft the 20, second bearing 21, limited block 22, protection set 23, pin 24 etc.
Be provided with trapezoidal nut 8 in the upper end of long lead screw 4, trapezoidal nut 8 is fixed with bracing frame 9, and bracing frame 9 is fixed on roof system; The lower end of described long lead screw 4 is connected with the port of commutation gearing speed-reducer 2 vertical direction, the port of described commutation gearing speed-reducer 2 horizontal direction is connected with motor 17 and drive disk assembly, described drive disk assembly is reductor 16, the clutch end of motor 17 is connected with the power intake of reductor 16, the clutch end of reductor 16 is connected with power transmission shaft 20, power transmission shaft 20 is connected with the second cross axle 14, second cross axle 14 is connected with jackshaft 12 by universal joint fork 13, and jackshaft 12 is connected by the port of the first cross axle 7 with commutation gearing speed-reducer 2 horizontal direction; Described commutation gearing speed-reducer 2 is fixed on support 1, the housing of commutation gearing speed-reducer 2 upper end is fixed with bracing frame pedestal 3, installing, by flat thrust ball bearing 6, the set 5 that is located by connecting on bracing frame pedestal 3, described long lead screw 4 is connected by the port of adapter sleeve 5 with commutation gearing speed-reducer 2 vertical direction.
Be provided with protection set 23 in the lower end of long lead screw 4, protection set 23 is set on adapter sleeve 5, is convexly equipped with for protection set 23 is carried out spacing limited block 22 on the outer wall of adapter sleeve 5; Described long lead screw 4 and adapter sleeve 5 connect by pin 24 is fixing; Described power transmission shaft 20 is arranged in flange shaft bearing 15 by the second bearing 21, and flange shaft bearing 15 is fixing with reductor 16 to be connected.
Operation principle of the present utility model: motor 17 transfers power on commutation gearing speed-reducer 2 by reductor 16, power transmission shaft the 20, second cross axle 14, universal joint fork 13, jackshaft the 12, first cross axle 7, the rotation of vertical direction is changed in the rotation of horizontal direction by commutation gearing speed-reducer 2, long lead screw 4 is driven to rotate, being lifted with trapezoidal nut combination 8 drive bracing frame 9 by long lead screw 4, the sprocket wheel 19 on bracing frame 9 drives chain 10 to drive hoistable platform to move up and down. When elevating mechanism works, long lead screw 4 bears the material gravity effect of self elevating platform, long lead screw 4 is by weight transfer to adapter sleeve 5, adapter sleeve 5 again through flat thrust ball bearing 6 by weight transfer to bracing frame pedestal 3, bracing frame pedestal 3 further transfers force on the shell of commutation gearing speed-reducer 2, and shell is delivered to ground by support 1.The stress of commutation gearing speed-reducer 2 has been redesigned by this utility model, its axial stress distribution is changed by installing a flat thrust ball bearing in the vertical direction additional, axial force is made to be delivered on the shell of commutation gearing speed-reducer 2 by thrust ball bearing, the drive disk assemblies such as commutation gearing speed-reducer 2 internal gear are made to be no longer influenced by the immense pressure from platform, improve the load state of diverter mechanism, thus obtaining good working environment, extend the service life of this mechanism, and its functional reliability and stability are greatly reinforced.
Described wind pressure measurement system includes little differential pressure sensor, three way cock 27, pressure measurement probe 25, valve 31 and plenum chamber, described little differential pressure sensor includes static pressure and gathers port 29 and stagnation pressure collection port 28, stagnation pressure is gathered port and is connected to one end of three way cock by silica gel tube 26, the other two ends of three way cock are connected with pressure measurement probe and valve respectively, pressure measurement probe adopts external screw thread rustless steel hollow pipe, outwardly and inwardly it is connected with an internal coiling sleeve pipe respectively at roof system, valve is connected for getting rid of from the internal rainwater flow to of pressure measurement probe with drainage pipeline 30, described static pressure is gathered port and is connected with plenum chamber by silica gel tube, for measuring static pressure data, the afterbody of little differential pressure sensor is connected with harvester by cable, blast analogue signal is converted into digital signal by harvester, thus data acquisition work.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, it is clear that this utility model can be carried out various change and modification without deviating from spirit and scope of the present utility model by those skilled in the art. So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.

Claims (4)

1. the house for the research of low rise buildings roof system wind pressure actual measurement, it is characterized in that: include main house body, for measuring the wind pressure measurement system of main house body windward side blast, it is arranged at below main house body for carrying the base of main house body and upper cannelure, described base lower surface forms the lower cannelure corresponding with described upper cannelure, it is provided with some balls in lower cannelure, ball is pressed on lower cannelure by upper cannelure, the diameter of ball is less than or equal to upper, the groove width of lower cannelure, the diameter of ball is more than the distance of upper cannelure bottom land to lower cannelure bottom land, being provided with locating dowel on the chassis at described upper cannelure center, the base of main house body is provided with the through hole coordinated with locating dowel, the upper end of locating dowel is stretched in main house body after described through hole.
2. the house for the research of low rise buildings roof system wind pressure actual measurement according to claim 1, it is characterized in that: described main house body includes body of wall, the roof system (I) that is covered on body of wall and the lowering or hoisting gear (II) for roof system is lifted, and described lowering or hoisting gear includes support (1), commutation gearing speed-reducer (2), pedestal (3), long lead screw (4), adapter sleeve (5), flat thrust ball bearing (6), trapezoidal nut (8), bracing frame (9), clutch shaft bearing (18), sprocket wheel (19), limited block (22) and protection and overlaps (23); Be provided with trapezoidal nut (8) in the upper end of long lead screw (4), trapezoidal nut (8) is fixed with bracing frame (9), and bracing frame (9) is fixed on roof system;The lower end of described long lead screw (4) is connected with the port of commutation gearing speed-reducer (2) vertical direction, and the port of described commutation gearing speed-reducer (2) horizontal direction is connected with motor (17) and drive disk assembly; Described commutation gearing speed-reducer (2) is fixed on support (1), the housing of commutation gearing speed-reducer (2) upper end is fixed with bracing frame pedestal (3), installing, by flat thrust ball bearing (6), the set (5) that is located by connecting on bracing frame pedestal (3), described long lead screw (4) is connected by the port of adapter sleeve (5) with commutation gearing speed-reducer (2) vertical direction; Be provided with protection set (23) in the lower end of described long lead screw (4), protection set (23) is set on adapter sleeve (5), is convexly equipped with for protection set (23) is carried out spacing limited block (22) on the outer wall of adapter sleeve (5).
3. the house for the research of low rise buildings roof system wind pressure actual measurement according to claim 2, it is characterized in that: described drive disk assembly includes the first cross axle (7), jackshaft (12), universal joint fork (13), second cross axle (14), reductor (16), motor (17) and power transmission shaft (20), the clutch end of motor (17) is connected with the power intake of reductor (16), the clutch end of reductor (16) is connected with power transmission shaft (20), power transmission shaft (20) is connected with the second cross axle (14), second cross axle (14) is connected with jackshaft (12) by universal joint fork (13), jackshaft (12) is connected by the port of the first cross axle (7) with commutation gearing speed-reducer (2) horizontal direction.
4. the house for the research of low rise buildings roof system wind pressure actual measurement according to claim 1, it is characterised in that: described wind pressure measurement system includes little differential pressure sensor, three way cock (27), pressure measurement probe (25), valve (31) and plenum chamber, described little differential pressure sensor includes static pressure and gathers port (29) and stagnation pressure collection port (28), stagnation pressure is gathered port and is connected to one end of three way cock by silica gel tube (26), the other two ends of three way cock are connected with pressure measurement probe and valve respectively, pressure measurement probe adopts external screw thread rustless steel hollow pipe, outwardly and inwardly it is connected with an internal coiling sleeve pipe respectively at roof system, valve is connected for getting rid of from the internal rainwater flow to of pressure measurement probe with drainage pipeline (30), described static pressure is gathered port and is connected with plenum chamber by silica gel tube, for measuring static pressure data, the afterbody of little differential pressure sensor is connected with harvester by cable, blast analogue signal is converted into digital signal by harvester, thus data acquisition work.
CN201521048882.5U 2015-12-15 2015-12-15 A house that is used for short building room lid wind pressure actual measurement research Withdrawn - After Issue CN205296400U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521048882.5U CN205296400U (en) 2015-12-15 2015-12-15 A house that is used for short building room lid wind pressure actual measurement research

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521048882.5U CN205296400U (en) 2015-12-15 2015-12-15 A house that is used for short building room lid wind pressure actual measurement research

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Publication Number Publication Date
CN205296400U true CN205296400U (en) 2016-06-08

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105421589A (en) * 2015-12-15 2016-03-23 重庆交通大学 House applied to in-site measuring study of wind pressure of roof of low-rise building
CN110274745A (en) * 2019-07-11 2019-09-24 重庆恩倍克科技有限公司 It is capable of the experimental system of simulant building roof system continuous destructive process under high wind

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105421589A (en) * 2015-12-15 2016-03-23 重庆交通大学 House applied to in-site measuring study of wind pressure of roof of low-rise building
CN110274745A (en) * 2019-07-11 2019-09-24 重庆恩倍克科技有限公司 It is capable of the experimental system of simulant building roof system continuous destructive process under high wind

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AV01 Patent right actively abandoned

Granted publication date: 20160608

Effective date of abandoning: 20171010

AV01 Patent right actively abandoned