CN206194218U - A device is applyed to moment of torsion for structural mechanics experiment - Google Patents
A device is applyed to moment of torsion for structural mechanics experiment Download PDFInfo
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- CN206194218U CN206194218U CN201621077222.4U CN201621077222U CN206194218U CN 206194218 U CN206194218 U CN 206194218U CN 201621077222 U CN201621077222 U CN 201621077222U CN 206194218 U CN206194218 U CN 206194218U
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- torsion
- moment
- rod member
- transfer panel
- bearing
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model belongs to civil engineering specialty structural mechanics experiment teaching field provides a device is applyed to moment of torsion for structural mechanics experiment, and the device is applyed to this moment of torsion can or apply the moment of torsion to the member to the support. This moment of torsion is applyed the device and is rotated the rotatory hand wheel of worm gear lift through hand mode, and the lift drives splined connection piece, torque sensor, moment of torsion and applys switching dish, support switching dish, rotary angle transmitter connecting piece, rotary angle transmitter and rotate together, end reaction (moment of torsion) that torque sensor's reading received for superstructure promptly, support displacement that rotary angle transmitter's reading was located for the support promptly. The utility model discloses can be according to experiment content's needs, through worm gear lift, torque sensor, rotary angle transmitter and related accessories's connection, moment of torsion, installation, dismantlement convenience, convenient to use are applyed to support, member to nimble the realization.
Description
Technical field
The utility model belongs to civil engineering structural mechanics experimental teaching field, is related to a kind of for structural mechanics reality
The torque application device tested.
Background technology
Structural mechanics is the mandatory subject of institution of higher learning's civil engineering, and theory teaching is all the time institution of higher learning's knot
The main teaching method of structure mechanics, but the attention with higher education to experimental teaching, carrying out structural mechanics experiment also turns into one
Plant imperative trend.
The load form that structural mechanics experiment is generally related to has three kinds:Load, evenly load, moment of torsion load.Collection
Middle load is load form the most frequently used during structural mechanics is tested, and its loading device makes simple, and can meet most experiments
Need, in the market there are many load loading devices, and most products work well.Evenly load loading device is typically more multiple
It is miscellaneous, and most experiment do not limit and uses evenly load, so being rarely employed in structural mechanics experiment.
The situation of moment of torsion load loading device is differed with the above two, and first, the exploitation of moment of torsion load loading device is
Necessary, (being solved using displacement method has the indeterminate knot of angular displacement for several important experiments in structural mechanics experiment
Structure, moment distribution method, counter-force reciprocal theorem) it is directed to the applying of moment of torsion load;Secondly as moment of torsion load loading device system
Make difficulty larger, the reliable loading device of in the market is extremely limited.Accordingly, as indispensable in structural mechanics experimental study
A part, reliably and easily moment of torsion load loading device becomes pressing issue.
The utility model provides a kind of torque application device for structural mechanics experiment, is lifted by worm and gear
The connection of machine, torque sensor, rotary angle transmitter and related accessory, is capable of achieving bearing, rod member and applies moment of torsion, is structural mechanics
Experiment be smoothed out lay a good foundation.
Utility model content
In view of the shortcomings of the prior art, the present situation of moment of torsion load, utility model are lacked in the current Teaching of Structural Mechanics of change
A kind of torque application device for structural mechanics experiment, realizes applying moment of torsion to bearing, rod member.
In order to achieve the above object, the technical solution of the utility model is as follows:
A kind of torque application device for structural mechanics experiment, the torque application device can be to bearing or to rod member
Apply moment of torsion, be below two kinds of concrete structure descriptions of situation:
When the torque application device applies moment of torsion to bearing, described torque application device includes bottom backing plate 1, worm gear
Worm screw lift 2, splined connection 3, torque sensor 4, moment of torsion apply transfer panel 5, bearing transfer panel 6, seat supports device
7a, 7b, rotary angle transmitter connector 8, rotary angle transmitter 9 and rigid connection rod member 10.The described bottom of worm and gear lift 2 adds
Pad, and be connected with bottom backing plate 1 by bolt;Described seat supports device 7a, 7b bottoms are arranged on bottom backing plate 1
Portion, the bottom of bottom backing plate 1 is arranged on experiment porch;Described worm and gear lift 2 is passed by splined connection 3 with moment of torsion
Sensor 4 is connected, and the inner tubal wall of torque sensor 4 posts four foil gauges, and outside is provided with a joint and is set with collection by enamel-covered wire
It is standby to be connected, measuring circuit is constituted, for the output of moment of torsion.
Described torque sensor 4 applies the side of transfer panel 5 and is connected by 6 bolts and moment of torsion;Described moment of torsion applies
There is a vertical through hole at the opposite side center of transfer panel 5, and the described side of bearing transfer panel 6 has one to apply transfer panel 5 with moment of torsion
Corresponding vertically oriented aperture there-through, the two is fixedly connected by passing perpendicularly through the stay bolt at center;Described bearing transfer panel 6 is left
Right both sides are connected by bearing with two seat supports devices 7a, 7b respectively, bearing transfer panel 6 and seat supports device 7a, 7b
Between can be relatively rotated by bearing;The described middle part of bearing transfer panel 6 is connected by 6 bolts with rigid connection rod member 10, just
The top of extension bar part 10 is used for connecting various experimental configurations, and the center of bearing transfer panel 6 has what is matched with the bottom of rigid connection rod member 10
Screw hole;The opposite side of described bearing transfer panel 6 is connected by rotary angle transmitter connector 8 with rotary angle transmitter 9.Described
Four foil gauges are posted in rotary angle transmitter 9, outside is provided with a joint and is connected with collecting device by enamel-covered wire, composition measurement
Circuit, for the output of corner displacement.
It is the lifting when worm and gear lift rotation hand wheel is rotated by hand mode that the present apparatus can achieve the effect that
Chance drives splined connection, torque sensor, moment of torsion to apply transfer panel, bearing transfer panel, rotary angle transmitter connector, corner
Sensor is rotated together, and the reading of torque sensor is the end reaction (moment of torsion) that superstructure is subject to, rotary angle transmitter
Reading is the support displacement (rotation displacement) at bearing.
When the torque application device applies moment of torsion to rod member, described torque application device includes bottom backing plate 1, worm gear
Worm screw lift 2, lift cushion block 14, splined connection 3, torque sensor 4, moment of torsion apply transfer panel 5, rod member fixture 11,
Hinged-support 12, equal height cushion block 13, rotary angle transmitter connector 8, rotary angle transmitter 9 and rod member 15.Described worm and gear lifting
The bottom of machine 2 is arranged on the top of lift cushion block 14 by bolt, and the bottom of lift cushion block 14 is arranged on bottom backing plate 1 by bolt
Top side;The described bottom of equal height cushion block 13 is arranged on the top opposite side of bottom backing plate 1 by bolt;The bottom of bottom backing plate 1
It is arranged on experiment porch by bolt;Described worm and gear lift 2 is connected by splined connection 3 with torque sensor 4
Connect, torque sensor inner tubal wall posts four foil gauges, outside is provided with a joint and is connected with collecting device by enamel-covered wire, group
Into measuring circuit, for the output of moment of torsion.
Described torque sensor 4 applies the side of transfer panel 5 and is connected by 6 bolts and moment of torsion;Described moment of torsion applies
There is a vertical through hole at the opposite side center of transfer panel 5, and the described side of rod member fixture 11 has one to apply transfer panel 5 pairs with moment of torsion
The vertically oriented aperture there-through answered, the two is fixedly connected by passing perpendicularly through the stay bolt at center;Described rod member fixture 11 it is another
Side is connected by rotary angle transmitter connector 8 with rotary angle transmitter 9, and the centre bit of rod member fixture 11 is equipped with the screw hole of matching;
The described middle part of rod member fixture 11 fixed installation rod member 15, the described middle part of rod member fixture 11 has what is matched with the size of rod member 15 to lead to
Hole;The through hole being consistent with the outside dimension of rod member fixture 11 arranged at the described top of hinged-support 12, and rod member fixture 11 is by through hinged
The through hole on 12 tops of seat, is connected with hinged-support 12, can be relatively rotated between rod member fixture 11 and hinged-support 12;Described is hinged
Seat 12 is arranged on the top of equal height cushion block 13 by 6 bolts, and the described bottom of equal height cushion block 13 is arranged on bottom backing plate 1;Institute
Four foil gauges are posted in the rotary angle transmitter 9 stated, outside is provided with a joint and is connected with collecting device by enamel-covered wire, composition
Measuring circuit, for the output of corner displacement;The described two ends of rod member 15 are used for connecting various experiment rod members, constitute structure, enter
Row experiment.
It is the lifting when worm and gear lift rotation hand wheel is rotated by hand mode that the present apparatus can achieve the effect that
Chance drives splined connection, torque sensor, moment of torsion to apply transfer panel, rod member fixture, rotary angle transmitter connector, corner and passes
Sensor is rotated together, and the reading of torque sensor is the moment of torsion load being applied on rod member, and the reading of rotary angle transmitter is
The rotation displacement of the point on rod member.
The beneficial effects of the utility model are:The need for according to experiment content, by worm and gear lift, torque sensing
The connection of device, rotary angle transmitter and related accessory, can flexibly realize applying bearing, rod member moment of torsion, installation, convenient disassembly,
It is easy to use.
Brief description of the drawings
Fig. 1 is to apply torquer schematic front view to bearing;
Fig. 2 is to apply torquer schematic top plan view to bearing;
Fig. 3 is to apply torquer schematic front view to rod member;
Fig. 4 is to apply torquer schematic top plan view to rod member;
Fig. 5 is bearing transfer panel main view structural map;
Fig. 6 is that bearing transfer panel overlooks structural map;
Fig. 7 is bearing transfer panel side-looking structural map;
Fig. 8 is to apply bearing corner displacement schematic device to statically indeterminate rigid frame structure;
Fig. 9 is to apply moment of torsion load means schematic diagram to statically indeterminate beam structure;
In figure:1 bottom backing plate;2 worm and gear lifts;3 splined connections;4 torque sensors;5 moments of torsion apply switching
Disk;6 bearing transfer panels;7a, 7b seat supports device;8 rotary angle transmitter connectors;9 rotary angle transmitters;10 rigid connection rod members;11
Rod member fixture;12 hinged-supports;13 equal height cushion blocks;14 lift cushion blocks;15 rod members.
Specific embodiment
The utility model can be by the company of worm and gear lift, torque sensor, rotary angle transmitter and related accessory
Connect, flexible assembling can apply moment of torsion into two sets of torque application devices to bearing, to rod member respectively, below in conjunction with the accompanying drawings and implement
Example is described further to implementation method of the present utility model.
A kind of torque application device for structural mechanics experiment, the torque application device can be to bearing or to rod member
Apply moment of torsion, be below two kinds of concrete structure descriptions of situation:
When the torque application device to bearing apply moment of torsion when, described torque application device as shown in Figure 1 and Figure 2, including
Bottom backing plate 1, worm and gear lift 2, splined connection 3, torque sensor 4, moment of torsion apply transfer panel 5, bearing transfer panel
6th, seat supports device 7a, 7b, rotary angle transmitter connector 8, rotary angle transmitter 9 and rigid connection rod member 10.Described worm and gear
The bottom of lift 2 adds pad, and is connected with bottom backing plate 1 by bolt;Install described seat supports device 7a, 7b bottoms
On the top of bottom backing plate 1, the bottom of bottom backing plate 1 is arranged on experiment porch;Described worm and gear lift 2 is connected by spline
Fitting 3 is connected with torque sensor 4, and the inner tubal wall of torque sensor 4 posts four foil gauges, and outside is provided with a joint by paint
Envelope curve is connected with collecting device, measuring circuit is constituted, for the output of moment of torsion;Described torque sensor 4 by 6 bolts with
Moment of torsion applies the connection of the side of transfer panel 5;
Described moment of torsion applies the opposite side center of transfer panel 5 vertical through hole, and the described side of bearing transfer panel 6 has
One applies the corresponding vertically oriented aperture there-through of transfer panel 5 with moment of torsion, and the two is connected by passing perpendicularly through the stay bolt at center and fixing
Connect;The described left and right sides of bearing transfer panel 6 is connected by bearing with two seat supports devices 7a, 7b respectively, bearing switching
Can be relatively rotated by bearing between disk 6 and seat supports device 7a, 7b;The described middle part of bearing transfer panel 6 passes through 6 spiral shells
Bolt is connected with rigid connection rod member 10, and the top of rigid connection rod member 10 is used for connecting various experimental configurations, the center of bearing transfer panel 6 with it is firm
The screw hole of matching is arranged at the bottom of extension bar part 10;The opposite side of described bearing transfer panel 6 is by rotary angle transmitter connector 8 and turns
Angle transducer 9 is connected.Post four foil gauges in described rotary angle transmitter 9, outside be provided with a joint by enamel-covered wire with
Collecting device is connected, and measuring circuit is constituted, for the output of corner displacement.
When the torque application device to rod member apply moment of torsion when, described torque application device as shown in Figure 3, Figure 4, including
Bottom backing plate 1, worm and gear lift 2, lift cushion block 14, splined connection 3, torque sensor 4, moment of torsion apply transfer panel
5th, rod member fixture 11, hinged-support 12, equal height cushion block 13, rotary angle transmitter connector 8, rotary angle transmitter 9 and rod member 15.Described
The bottom of worm and gear lift 2 is arranged on the top of lift cushion block 14 by bolt, and the bottom of lift cushion block 14 is pacified by bolt
Mounted in the top side of bottom backing plate 1;The described bottom of equal height cushion block 13 is arranged on the top opposite side of bottom backing plate 1 by bolt;
The bottom of bottom backing plate 1 is arranged on experiment porch by bolt;Described worm and gear lift 2 by splined connection 3 with
Torque sensor 4 is connected, and torque sensor inner tubal wall posts four foil gauges, and outside is provided with a joint and passes through enamel-covered wire and adopt
Collection equipment is connected, and measuring circuit is constituted, for the output of moment of torsion.
Described torque sensor 4 applies the side of transfer panel 5 and is connected by 6 bolts and moment of torsion;Described moment of torsion applies
There is a vertical through hole at the opposite side center of transfer panel 5, and the described side of rod member fixture 11 has one to apply transfer panel 5 pairs with moment of torsion
The vertically oriented aperture there-through answered, the two is fixedly connected by passing perpendicularly through the stay bolt at center;Described rod member fixture 11 it is another
Side is connected by rotary angle transmitter connector 8 with rotary angle transmitter 9, and there is the screw hole of matching at the middle part of rod member fixture 11;It is described
The centre position of rod member fixture 11 fixed installation rod member 15, the middle part of described rod member fixture 11 has what is match with the size of rod member 15 to lead to
Hole;The through hole being consistent with the outside dimension of rod member fixture 11 arranged at the described top of hinged-support 12, and rod member fixture 11 is by through hinged
The through hole on 12 tops of seat, is connected with hinged-support 12, can be relatively rotated between rod member fixture 11 and hinged-support 12;Described is hinged
Seat 12 is arranged on the top of equal height cushion block 13 by 6 bolts, and the described bottom of equal height cushion block 13 is arranged on bottom backing plate 1;Institute
Four foil gauges are posted in the rotary angle transmitter 9 stated, outside is provided with a joint and is connected with collecting device by enamel-covered wire, composition
Measuring circuit, for the output of corner displacement;The described two ends of rod member 15 are used for connecting various experiment rod members, constitute structure, enter
Row experiment.
Embodiment 1 applies bearing corner displacement to statically indeterminate rigid frame structure
When worm and gear lift rotation hand wheel is rotated by hand mode, lift can drive splined connection,
Torque sensor, moment of torsion apply transfer panel, bearing transfer panel, rotary angle transmitter connector, rotary angle transmitter and rotate together, this
When, it is illustrated that structure has a bearing corner displacement at bottom support bracket, and the reading of rotary angle transmitter is corner displacement value, and moment of torsion is passed
The reading of sensor is end reaction value.Fig. 8 is to apply bearing corner displacement schematic device to statically indeterminate rigid frame structure.
Embodiment 2 applies moment of torsion load to statically indeterminate beam structure
Fig. 9 is to apply moment of torsion load means schematic diagram to statically indeterminate beam structure, when rotating worm gear snail by hand mode
During bar lift rotation hand wheel, lift can drive splined connection, torque sensor, moment of torsion to apply transfer panel, bearing and transfer
Disk, rotary angle transmitter connector, rotary angle transmitter are rotated together, now, it is illustrated that structure can be subject to one at intermediate support position
Individual concentration moment of torsion load, the reading of rotary angle transmitter is this corner displacement value, and the reading of torque sensor is concentration moment of torsion lotus
Load value.
Claims (1)
1. it is a kind of for structural mechanics experiment torque application device, it is characterised in that the torque application device can be to bearing
Or rod member applies moment of torsion;
When the torque application device applies moment of torsion to bearing, described torque application device includes bottom backing plate (1), worm gear snail
Bar lift (2), splined connection (3), torque sensor (4), moment of torsion apply transfer panel (5), bearing transfer panel (6), bearing
Support meanss (7a, 7b), rotary angle transmitter connector (8), rotary angle transmitter (9) and rigid connection rod member (10);Described worm gear snail
Bar lift (2) bottom adds pad, and is fixedly connected with bottom backing plate (1);Described seat supports device (7a, 7b) bottom
Installed in bottom backing plate (1) top, bottom backing plate (1) bottom is arranged on experiment porch;Described worm and gear lift (2)
It is connected with torque sensor (4) by splined connection (3), torque sensor (4) inner tubal wall posts foil gauge, outside and collection
Equipment is connected, and measuring circuit is constituted, for output torque;
Described torque sensor (4) is connected by applying transfer panel (5) side with moment of torsion;It is another that moment of torsion applies transfer panel (5)
There is a vertical through hole at side center, and there is a vertical direction corresponding with moment of torsion applying transfer panel (5) bearing transfer panel (6) side
Through hole, the two is fixedly connected by passing perpendicularly through the stay bolt at center;Described bearing transfer panel (6) left and right sides leads to respectively
Cross bearing to be connected with two seat supports devices (7a, 7b), energy between bearing transfer panel (6) and seat supports device (7a, 7b)
Enough relatively rotated by bearing;Described bearing transfer panel (6) middle part is connected with rigid connection rod member (10), rigid connection rod member (10) top
For connecting various experimental configurations, bearing transfer panel (6) center has the screw hole for matching with rigid connection rod member (10) bottom;Institute
The opposite side of the bearing transfer panel (6) stated is connected by rotary angle transmitter connector (8) with rotary angle transmitter (9);Described turns
Foil gauge is posted in angle transducer (9), outside is connected with collecting device, measuring circuit is constituted, for output corner displacement;
When the torque application device applies moment of torsion to rod member, described torque application device includes bottom backing plate (1), worm gear snail
Bar lift (2), lift cushion block (14), splined connection (3), torque sensor (4), moment of torsion apply transfer panel (5), rod member
Fixture (11), hinged-support (12), equal height cushion block (13), rotary angle transmitter connector (8), rotary angle transmitter (9) and rod member (15);
Described worm and gear lift (2) bottom is arranged on lift cushion block (14) top, lift cushion block (14) and equal height cushion block
(13) installed in bottom backing plate (1) top both sides;Bottom backing plate (1) bottom is arranged on experiment porch;Described worm and gear
Lift (2) is connected by splined connection (3) with torque sensor (4), and torque sensor inner tubal wall posts foil gauge, outside
It is connected with collecting device, for output torque;
Described torque sensor (4) is connected by applying transfer panel (5) side with moment of torsion, and it is another that moment of torsion applies transfer panel (5)
There is a vertical through hole at side center, and there is a vertical direction corresponding with moment of torsion applying transfer panel (5) rod member fixture (11) side
Through hole, the two is fixedly connected by passing perpendicularly through the stay bolt at center;The opposite side of described rod member fixture (11) is by turning
Angle transducer connector (8) is connected with rotary angle transmitter (9), and there is the screw hole of matching at rod member fixture (11) middle part;Described bar
Part fixture (11) centre position fixedly mounts rod member (15), has in the middle part of described rod member fixture (11) and is matched with rod member (15) size
Through hole;The through hole being consistent with rod member fixture (11) outside dimension is arranged at described hinged-support (12) top, and rod member fixture (11) leads to
The through hole through hinged-support (12) top is crossed, is connected with hinged-support (12), can between rod member fixture (11) and hinged-support (12)
Relatively rotate;Described hinged-support (12) is installed in equal height cushion block (13) top;Strain is posted in described rotary angle transmitter (9)
Piece, outside is connected with collecting device, for the output of corner displacement;Described rod member (15) two ends are used for connecting various test clubs
Part, is tested.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621077222.4U CN206194218U (en) | 2016-09-23 | 2016-09-23 | A device is applyed to moment of torsion for structural mechanics experiment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621077222.4U CN206194218U (en) | 2016-09-23 | 2016-09-23 | A device is applyed to moment of torsion for structural mechanics experiment |
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CN206194218U true CN206194218U (en) | 2017-05-24 |
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CN201621077222.4U Withdrawn - After Issue CN206194218U (en) | 2016-09-23 | 2016-09-23 | A device is applyed to moment of torsion for structural mechanics experiment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106205302A (en) * | 2016-09-23 | 2016-12-07 | 大连理工大学 | A kind of torque application device for structural mechanics experiment |
CN109637298A (en) * | 2019-01-11 | 2019-04-16 | 崔洋 | Rotational stiffness visualization device for Teaching of Structural Mechanics |
-
2016
- 2016-09-23 CN CN201621077222.4U patent/CN206194218U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106205302A (en) * | 2016-09-23 | 2016-12-07 | 大连理工大学 | A kind of torque application device for structural mechanics experiment |
CN106205302B (en) * | 2016-09-23 | 2018-07-24 | 大连理工大学 | A kind of torque application device for structural mechanics experiment |
CN109637298A (en) * | 2019-01-11 | 2019-04-16 | 崔洋 | Rotational stiffness visualization device for Teaching of Structural Mechanics |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20170524 Effective date of abandoning: 20180724 |