CN205642989U - Utilize assembled reaction frame loading device of old and useless roof beam body for counter weight - Google Patents
Utilize assembled reaction frame loading device of old and useless roof beam body for counter weight Download PDFInfo
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- CN205642989U CN205642989U CN201620246622.7U CN201620246622U CN205642989U CN 205642989 U CN205642989 U CN 205642989U CN 201620246622 U CN201620246622 U CN 201620246622U CN 205642989 U CN205642989 U CN 205642989U
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Abstract
The utility model relates to an utilize assembled reaction frame loading device of old and useless roof beam body for counter weight, it includes that counter -force truss, counter weight roof beam, counter weight roof beam stack support, inboard coupling mechanism, outside coupling mechanism, counter -force truss stabilizing support, test beam and lay platform, loading jack, counter -force truss lower part symmetry sets up the counter weight roof beam and stacks the support, every counter weight roof beam is stacked to support through vertical inboard coupling mechanism and outside coupling mechanism between support and the counter -force truss and is connected, , stacks on the counter weight roof beam of symmetry setting the counter weight roof beam on stacking the support, counter -force truss lower part central authorities set up the test beam and lay the platform, the loading jack sets up and carries out the loading in the sharp truss lower part of turning over to placing the test beam body of laying bench portion in the test beam, be provided with counter -force truss stabilizing support in the both sides lower part of counter -force truss. The utility model has the advantages of but but stable in structure is reliable, safe and reliable, the high repetitive loading reuse of loading precision, easily equipment, and is high -efficient convenient, the old and useless roof beam in the usable scene body reduces experimentation cost for the counter weight simultaneously.
Description
Technical field
This utility model belongs to civil engineering mechanical testing equipment field, a kind of be applied to that beam body element mechanics loads examination utilize the assembled reaction frame charger that waste and old beam body is counterweight.
Background technology
For the bridge structure of different diseases, the most effective method of evaluation bridge structure bearing capacity evaluation is loading test.The bridge put into effect, Test on Bridge Loading is substantially carried out the test of full-bridge Integral Loading.Part operation packaged type bridges for many years, having runed for many years, there is structural disease in assembled beam body, utilizes theoretical calculation analysis to be difficult to the accurate evaluation disease influence degree to structural-load-carrying capacity, it is difficult to evaluate the safety of structure, much occurs that the assembled beam body of disease carries out beam body replacing.To change lower beam body carry out loading test time, typically carry out the on-the-spot counterweight block single-beam that loads and test, play uplift pile and carry out jack loading or long-distance transportation carries out loading test to fixation test places such as colleges and universities.When carrying out loading test, it is conventional loading method that on-the-spot loading counterweight block loads, but this loading method control accuracy is relatively low, and when needs realize ultimate limit states and crushing test, the load tonnage of needs is relatively big, uses the mode of counterweight block preloading to be difficulty with in conventional test, safety is low, and it is not easy to repeat test, and relatively costly, it is unfavorable for carrying out of beam body scientific research work in spite of illness；Play uplift pile and carry out jack loading, the breakout capacity using uplift pile provides counter-force, the mode carrying out jack loading carries out load test, need to hole in testing ground, pouring uplift principle, expense is of a relatively high, and test time is longer, and be inconvenient to move, it is unfavorable for recycling；Transport carries out loading test to large-sized structure experiment room, and place is limited, is difficult to find suitable test site.
Due to the difficulty of test, the old bridge pulled down in a large number directly carries out on-the-spot destruction, does not carry out the detection research of effective load carrying capacity test, is unfavorable for the research of different diseases bridge structure bearing capacity evaluation technology.This promotes us to research and develop one can meet heavy load, and loading accuracy is high, convenient enforcement, can realize repeated load test, meets recycling, the experiment loading unit of economical rationality again, proposes to utilize the assembled reaction frame charger that waste and old beam body is counterweight.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of ensure safety simultaneously meet load repeatability and accuracy requirement utilize the assembled reaction frame charger that waste and old beam body is counterweight.
This utility model solves its technical problem and is achieved through the following technical solutions:
A kind of utilize the assembled reaction frame charger that waste and old beam body is counterweight, it is characterised in that: include counter-force truss, counterweight beam, counterweight beam stacking bracket, inner side bindiny mechanism, outside bindiny mechanism, counter-force truss stability support, test beam emplacing platform, load jack；Counter-force truss bottom is symmetrical arranged counterweight beam stacking bracket, it is supported being connected by vertical inner side bindiny mechanism and outside bindiny mechanism between each counterweight beam stacking bracket and counter-force truss, symmetrically arranged counterweight beam stacking bracket is stacked counterweight beam, counter-force truss lower central arranges test beam support, loading jack is arranged at anti-profit truss bottom and loads the test beam body being positioned over test beam frame upper, and two side lower parts at counter-force truss are provided with counter-force truss stability support.
And, described loading jack bottom is provided with altitude mixture control column.
And, it is provided with distribution beam between described altitude mixture control column bottom and the test beam body being positioned over test beam frame upper.
And, described inner side bindiny mechanism and outside bindiny mechanism are by vertical connecting rod and two oblique connecting rods compositions of symmetry.
And, described loading jack connects loading oil pump.
Advantage of the present utility model and having the beneficial effect that
1, this assembled reaction frame charger, place laying is carried out before test, determine quantity and the position of counterweight beam, counterweight beam stacking bracket is installed, and lay counterweight beam on counterweight beam piling bin, counter-force truss stability support is installed again, installation test distribution beam, according to test beam height situation, determine the height of altitude mixture control column, installation is installed big stroke and is loaded jack after putting in place, connect loading oil pump and carry out counter-force charger debugging, load jack pair test beam body and produce pressure, when reaching to subscribe loaded value, check valve is automatically locked by oil circuit, i.e. can be stablized, sustained load, carry out load test, meet heavy load demand.
2, this assembled reaction frame charger, has higher rigidity, intensity and stability structure stable, can be prevented effectively from device loading procedure and topple, it is ensured that the safety of whole device in loading procedure.
3, this assembled reaction frame charger, is loaded jack bottom and is provided with altitude mixture control column, met the test demand of differing heights beam body by altitude mixture control column.
4, this assembled reaction frame charger, is provided with distribution beam between altitude mixture control column bottom and the test beam body being positioned over test beam frame upper, is delivered to uniformly on test beam by pressure by distribution beam.
5, this assembled reaction frame charger, inner side bindiny mechanism and outside bindiny mechanism are constituted by two oblique connecting rods of vertical connecting rod and symmetry, Stability Analysis of Structures, and are easily assembled to install, it is simple to test.
6, this assembled reaction frame charger, due in structural mechanics process of the test, need to gather a large amount of accurate data, with the repeatability realization of experimentation, keep stability and the accuracy of load in data acquisition, and the repeatability realization of process of the test, big stroke is used to load jack as loading equipemtn, can realize loading the accurate control of tonnage, what the check valve of big stroke jack can keep charger holds lotus function, and can realize the repeatability of experimentation.
7, this assembled reaction frame charger, experiment loading unit can meet the demand of movement flexibly, and after test, counter-force charger is detachably removed, and is transported to test place, proceeds test and load after assembling.
8, this assembled reaction frame charger, utilize on-the-spot waste and old beam body be counterweight, i.e. counterweight beam be on-the-spot waste and old beam body, it is to avoid renting of counterweight block, the beam body that the scene of being effectively utilized is pulled down, reduce experimentation cost.
9, this utility model scientific structure design is reasonable, has that Stability Analysis of Structures is reliable, intensity is high, loading safe and reliable, sustainable, is easily assembled to, advantage the most easily, and may utilize on-the-spot waste and old beam body is counterweight simultaneously, reduces experimentation cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the left view of Fig. 1.
Description of reference numerals
Inside 1-counter-force truss, 2-counterweight beam, 3-counterweight beam stacking bracket, 4-, outside bindiny mechanism, 5-, bindiny mechanism, 6-counter-force truss stability support, 7-test beam body, 8-distribution beam, 9-altitude mixture control column, 10-loading jack, 11-load oil pump, 12-test beam emplacing platform, the vertical connecting rod of 13-, the oblique connecting rod of 14-.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail, and following example are illustrative, is not determinate, it is impossible to limits protection domain of the present utility model with this.
A kind of utilizing the assembled reaction frame charger that waste and old beam body is counterweight, it includes counter-force truss 1, counterweight beam 2, counterweight beam stacking bracket 3, inner side bindiny mechanism 4, outside bindiny mechanism 5, counter-force truss stability support 6, test beam emplacing platform 12, loads jack 10.Counter-force truss bottom is symmetrical arranged counterweight beam stacking bracket, is supported being connected by vertical inner side bindiny mechanism and outside bindiny mechanism between each counterweight beam stacking bracket and counter-force truss, stacks counterweight beam on symmetrically arranged counterweight beam stacking bracket.Counter-force truss lower central arranges test beam emplacing platform, and loading jack is arranged at anti-profit truss bottom and loads the test beam body being positioned over test beam emplacing platform top, and two side lower parts at counter-force truss are provided with counter-force truss stability support.
Load jack bottom and be provided with altitude mixture control column 9.Distribution beam 8 it is provided with between altitude mixture control column bottom and the test beam body being positioned over test beam frame upper.Inner side bindiny mechanism and outside bindiny mechanism are constituted by two oblique connecting rods 14 of vertical connecting rod 13 and symmetry.Load jack and connect loading oil pump.Loading jack is big stroke jack.
This utilizes the operation principle of assembled reaction frame charger that waste and old beam body is counterweight to be:
1) this device design maximum uses tonnage to be 120T, according to builder's tonnage, through detailed computational analysis, determine device sectional dimension and version, result of the test higher than 150% according to the relevant regulations result of calculation in " Code for design of steel structures " (GB50017-2003), is not produced with the safety of ensuring equipment and deflection and significantly affects by cross section property；
2) carry out place laying before test, determine quantity and the position of counterweight beam, counterweight beam stacking bracket 3 is installed, lay counterweight beam 2 at counterweight beam stacking bracket, counter-force truss stability support 6 is installed；
3) after test site has been arranged, according to test demand, installation test beam body 7, after test beam body is installed to position, installation test distribution beam 8, according to test beam height situation, determines the height of altitude mixture control column 9, installation is installed big stroke and is loaded jack 10 after putting in place, connect oil pump 11 and carry out counter-force charger debugging；
4) in test, by electric oil pump 11, big stroke is loaded jack 10 and carry out oil-filled, so that big stroke loads jack 10 and test beam body is produced pressure, by distribution beam 8, pressure is delivered on test beam uniformly；
5) when reaching to subscribe loaded value, check valve is automatically locked by oil circuit, i.e. can be stablized, lasting load；
6) after off-test, the oil return valve of operation oil pump 11, make big stroke load jack 10 emptying, then can decide whether to remove charger according to test situation.
Although disclosing embodiment of the present utility model and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: without departing from this utility model and spirit and scope of the appended claims, various replacements, to change and modifications be all possible, therefore, scope of the present utility model is not limited to embodiment and accompanying drawing disclosure of that.
Claims (5)
1. one kind utilizes the assembled reaction frame charger that waste and old beam body is counterweight, it is characterised in that:
Machine is connected including counter-force truss, counterweight beam, counterweight beam stacking bracket, inner side bindiny mechanism, outside
Structure, counter-force truss stability support, test beam emplacing platform, loading jack；Counter-force truss bottom pair
Claim to arrange counterweight beam stacking bracket, by vertically between each counterweight beam stacking bracket and counter-force truss
Inner side bindiny mechanism and outside bindiny mechanism be supported connect, at symmetrically arranged counterweight beam heap
Putting stacking counterweight beam on support, counter-force truss lower central arranges test beam support, loads jack
It is arranged at anti-profit truss bottom the test beam body being positioned over test beam emplacing platform top is loaded,
Two side lower parts at counter-force truss are provided with counter-force truss stability support.
The most according to claim 1 assembled reaction frame that waste and old beam body is counterweight is utilized to load
Device, it is characterised in that: described loading jack bottom is provided with altitude mixture control column.
The most according to claim 2 assembled reaction frame that waste and old beam body is counterweight is utilized to load
Device, it is characterised in that: described altitude mixture control column bottom be positioned on test beam emplacing platform
It is provided with distribution beam between the test beam body in portion.
The most according to claim 1 assembled reaction frame that waste and old beam body is counterweight is utilized to load
Device, it is characterised in that: described inner side bindiny mechanism and outside bindiny mechanism are by vertically connecting
Two oblique connecting rods of bar and symmetry are constituted.
The most according to claim 1 assembled reaction frame that waste and old beam body is counterweight is utilized to load
Device, it is characterised in that: described loading jack connects loading oil pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620246622.7U CN205642989U (en) | 2016-03-28 | 2016-03-28 | Utilize assembled reaction frame loading device of old and useless roof beam body for counter weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620246622.7U CN205642989U (en) | 2016-03-28 | 2016-03-28 | Utilize assembled reaction frame loading device of old and useless roof beam body for counter weight |
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| CN205642989U true CN205642989U (en) | 2016-10-12 |
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| CN201620246622.7U Active CN205642989U (en) | 2016-03-28 | 2016-03-28 | Utilize assembled reaction frame loading device of old and useless roof beam body for counter weight |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469348A (en) * | 2018-06-05 | 2018-08-31 | 西南交通大学 | A kind of bridge member Tiredness model testing lever loading device and its operating method |
-
2016
- 2016-03-28 CN CN201620246622.7U patent/CN205642989U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469348A (en) * | 2018-06-05 | 2018-08-31 | 西南交通大学 | A kind of bridge member Tiredness model testing lever loading device and its operating method |
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