CN109752239A - A kind of reaction frame for blower embedded foundation load carrying capacity test - Google Patents
A kind of reaction frame for blower embedded foundation load carrying capacity test Download PDFInfo
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- CN109752239A CN109752239A CN201910127956.0A CN201910127956A CN109752239A CN 109752239 A CN109752239 A CN 109752239A CN 201910127956 A CN201910127956 A CN 201910127956A CN 109752239 A CN109752239 A CN 109752239A
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- pedestal
- carrying capacity
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- 238000012360 testing method Methods 0.000 title claims abstract description 28
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000007586 pull-out test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention discloses a kind of reaction frames for blower embedded foundation load carrying capacity test, including two supporting beams, third through-hole has been opened up on the pedestal that two supporting beam lower ends are detachably installed, the front and rear sides of two supporting beams are detachably equipped with two crossbeams by the second connection bolt and the second attaching nut, the lower end of two crossbeams connects bolt by third and third attaching nut is detachably equipped with weighted platform, compared with prior art, the beneficial effects of the present invention are: worker can be quickly by supporting beam before testing, pedestal, crossbeam and weighted platform are assembled into reaction frame entirety, and being acted on pedestal by earth anchor and clump weight fixes the position of reaction frame, it can guarantee structural stability of the reaction frame in stress when in test, guarantee test is normally carried out, it after the end of the test can be quickly by reaction frame point Solution is the structures such as crossbeam, supporting beam and pedestal, carrying easy to carry.
Description
Technical field
It is specially a kind of for the anti-of blower embedded foundation load carrying capacity test the present invention relates to packaging steel technical field
Power frame.
Background technique
In tunnel support structure engineering, pre-embedded steel slab installs jet blower with the later period in supporting construction, thus to tunnel
Road is aerated, convenient for reducing the pernicious gases such as the vehicle exhaust in tunnel.The mounting stability of tunnel jet blower is tunnel
One of operation security key governing factor, can detection evaluation jet blower pre-embedded steel slab tension strength in anchor, which meet, uses and advises
Model requires particularly significant, and tunnel blower embedded foundation pull-out test is current main detection method, conventional test methods be
Lining cutting locally applies counter-force, does not consider lining cutting entirety force-bearing situation, is not inconsistent with the whole stress of lining cutting, and traditional experiment
Method needs for reaction frame to be mounted on tunnel inner top, installation process complexity trouble, and cannot be guaranteed anti-during the test
The structural stability of power frame, for this purpose, it is proposed that a kind of reaction frame for blower embedded foundation load carrying capacity test.
Summary of the invention
The purpose of the present invention is to provide a kind of reaction frames for blower embedded foundation load carrying capacity test, on solving
State the problem of proposing in background technique.
A kind of reaction frame for blower embedded foundation load carrying capacity test, including two supporting beams, the second connection bolt
Bolt is connect with third, the supporting beam includes former and later two side plates and the dowel for connecting two side plate middle positions, support
The section of beam be it is I-shaped, guarantee the stable structure of supporting beam, the lower end of two supporting beams is detachably equipped with pedestal,
Several third through-holes are offered on the pedestal, if continuously offering from top to bottom on the side plate of the supporting beam front and rear sides
Dry first through hole, the front and rear sides of two supporting beams are provided with crossbeam, and the crossbeam includes two upper and lower levels
The section of plate and the connecting plate for connecting two level board one end, crossbeam is concave shape, and the connecting plate left and right ends of the crossbeam are opened
Equipped with the 6th through-hole, the second connection bolt passes inwardly through the 6th through-hole and first through hole, and described second connects bolt
End is bolted with the second attaching nut, is connect by the second connection bolt with the second attaching nut between crossbeam and supporting beam, just
Installation and removal between crossbeam and supporting beam；
The lower end of two crossbeams is provided with weighted platform, and the lower end of weighted platform is for installing hydraulic jack, institute
It states and offers fifth hole among the lower end level board of crossbeam, is offered on the weighted platform of the fifth hole lower end
Four through-holes, the third connection bolt pass through fourth hole and fifth hole, and the end spiral shell of third connection bolt from bottom to up
It is connected to third attaching nut, bolt is connected by third between weighted platform and two crossbeams and is connect with third attaching nut, just
Installation and removal between weighted platform and two crossbeams.
Preferably, there are two the clamping plate being parallel to each other, the companies of the supporting beam for the upper end intermediate vertical installation of the pedestal
It connects muscle lower end to be inserted between two clamping plates, the lower end of the dowel offers several the second through-holes, and it is logical to be located at described second
Fourth hole is offered on the clamping plate of hole two sides, the surface of the inside clamping plate is provided with the first connection bolt, and described first connects
Connecting bolt passes through fourth hole and the second through-hole, and the described first end for connecting bolt is bolted with the first attaching nut, and first
Connect bolt and the first attaching nut by two clamping plates and its between dowel connect, the installation of beam and pedestal easy to support with
Disassembly.
Preferably, counterweight tank is offered on the pedestal, user can improve by stacking clump weight into counterweight tank
The stability of reaction frame.
Preferably, several connecting rods are connected between two level boards up and down of the crossbeam, improve the structure of crossbeam
Stability.
Preferably, the level board upper surface of the crossbeam lower end is equipped with horizontal ruler, whether is in water convenient for observation crossbeam
Level state is simultaneously made adjustment.
Compared with prior art, the beneficial effects of the present invention are: the pedestal detachably installed by two supporting beam lower ends
On opened up third through-hole, the front and rear sides of two supporting beams are detachably installed by the second connection bolt with the second attaching nut
There are two crossbeams, the lower end of two crossbeams connects bolt by third and third attaching nut is detachably equipped with weighted platform,
Be assembled into worker quickly two supporting beams, two pedestals, two crossbeams and weighted platform can instead before testing
Power frame is whole, and being acted on pedestal by earth anchor and clump weight fixes the position of reaction frame, then jack is mounted on
Behind weighted platform lower end, by jack telescopic end directed downwardly by wirerope with pass through hanging ring load crossbeam connect, hanging ring and
The connection of blower embedded foundation extends downwardly fan embedded foundation one uniform downward power by jack in test, together
When the upward reaction force acts of jack on reaction frame, pass through between crossbeam, supporting beam and pedestal and ground stablize connect
The structural stability that can guarantee reaction frame in stress is connect, guarantee test is normally carried out, and can be led to after the end of the test
It crosses simple dismantling bolt and nut and reaction frame is quickly decomposed into the structures such as crossbeam, supporting beam and pedestal, carrying easy to carry；
Reaction frame, can be to institute in different structure form tunnel when in use without the concern for the form of fracture of blower embedded foundation simultaneously
There is blower embedded foundation to be detected, it is applied widely.
Detailed description of the invention
Fig. 1 is perspective view of the present invention；
Fig. 2 is the plan structure cross-sectional view of supporting beam of the present invention and crossbeam junction；
Fig. 3 is the right view structure sectional view of crossbeam of the present invention and weighted platform junction；
Fig. 4 is the front view structure cross-sectional view of supporting beam of the present invention and pedestal junction.
In figure: 1, supporting beam, 11, side plate, 111, first through hole, 12, dowel, the 121, second through-hole, 2, pedestal, 201,
Third through-hole, 202, counterweight tank, 21, clamping plate, 211, fourth hole, the 3, first connection bolt, the 31, first attaching nut, 4, cross
Beam, 41, level board, 411, fifth hole, 42, connecting plate, the 421, the 6th through-hole, the 5, second connection bolt, the 51, second connection
Nut, 6, weighted platform, 601, fourth hole, 7, third connection bolt, 71, third attaching nut, 8, connecting rod, 9, level
Ruler.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of for blower embedded foundation load carrying capacity test
Reaction frame, including two supporting beams 1, second connect bolt 5 and connect bolt 7 with third, and the supporting beam 1 includes former and later two sides
Plate 11 and the dowel 12 for connecting two 11 middle positions of side plate, the section of supporting beam 1 are I-shaped, the knot of guarantee supporting beam 1
Structure is stablized, and the lower end of two supporting beams 1 is detachably equipped with pedestal 2, and the upper end intermediate vertical of the pedestal 2 is equipped with
12 lower end of dowel of two clamping plates 21 being parallel to each other, the supporting beam 1 is inserted between two clamping plates 21, the dowel
12 lower end offers several the second through-holes 121, offers four-way on the clamping plate 21 of 121 two sides of the second through-hole
Hole 211, the surface of the inside clamping plate 21 are provided with the first connection bolt 3, and the first connection bolt 3 passes through fourth hole
211 and second through-hole 121, and the end of the first connection bolt 3 is bolted with the first attaching nut 31, the first connection bolt 3
With the first attaching nut 31 by two clamping plates 21 and its between dowel 12 connect, the installation of beam easy to support 1 and pedestal 2 with
Disassembly.
Several third through-holes 201 are offered on the pedestal 2, offer counterweight tank 202, user on the pedestal 2
The stability of reaction frame can be improved by stacking clump weight into counterweight tank 202；The side plate of 1 front and rear sides of supporting beam
Several first through hole 111 are continuously offered on 11 from top to bottom, the front and rear sides of two supporting beams 1 are provided with crossbeam
4, the crossbeam 4 includes the connecting plate 42 of upper and lower two 41 one end of level board of two level boards 41 and connection, the section of crossbeam 4
For concave shape, several connecting rods 8 are connected between two level boards 41 up and down of the crossbeam 4, the structure for improving crossbeam 4 is steady
It is qualitative；41 upper surface of level board of 4 lower end of crossbeam is equipped with horizontal ruler 9, whether is in horizontality convenient for observation crossbeam 4
And it makes adjustment；42 left and right ends of connecting plate of the crossbeam 4 offer the 6th through-hole 421, and the second connection bolt 5 is inside
End across the 6th through-hole 421 and first through hole 111, and the second connection bolt 5 is bolted with the second attaching nut 51, horizontal
It is connect by the second connection bolt 5 with the second attaching nut 51 between beam 4 and supporting beam 1, convenient between crossbeam 4 and supporting beam 1
Installation and removal.
The lower end of two crossbeams 4 is provided with weighted platform 6, and weighted platform 6 is for installing hydraulic jack, the cross
Fifth hole 411 is offered among the lower end level board 41 of beam 4, on the weighted platform 6 of 411 lower end of fifth hole
Offering fourth hole 601, the third connection bolt 7 passes through fourth hole 601 and fifth hole 411 from bottom to up, and the
The end of three connection bolts 7 is bolted with third attaching nut 71, connects spiral shell by third between weighted platform 6 and two crossbeams 4
Bolt 7 is connect with third attaching nut 71, convenient for the installation and removal between weighted platform 6 and two crossbeams 4；Worker is carrying out
Two crossbeams 4 of pedestal 2, two of supporting beam 1, two and weighted platform 5 quickly can be assembled into reaction frame entirety before test, and
And being acted on pedestal 2 by earth anchor and clump weight fixes the position of reaction frame, then jack is mounted under weighted platform 6
Behind end, jack telescopic end directed downwardly is connect by wirerope with the load crossbeam for passing through hanging ring, hanging ring and the pre-buried base of blower
Plinth connection extends downwardly the uniformly downward power of fan embedded foundation one by jack in test, at the same jack to
On reaction force acts on reaction frame, can be protected by being stably connected between crossbeam 4, supporting beam 1 and pedestal 2 and ground
Structural stability of the reaction frame in stress is demonstrate,proved, guarantee test is normally carried out, and after the end of the test can be by simple
Reaction frame is quickly decomposed into the structures such as crossbeam 4, supporting beam 1 and pedestal 2, carrying easy to carry by dismantling bolt and nut；Simultaneously
Reaction frame, can be to all wind in different structure form tunnel when in use without the concern for the form of fracture of blower embedded foundation
Machine embedded foundation is detected, applied widely.
Working principle: in the use of the present invention, connecting spiral shell with the first attaching nut 31, second by the first connection bolt 3
Bolt 5 connect bolt 7 and third attaching nut 71 with the second attaching nut 51, third for two pedestals 2, two of supporting beam 1, two
Crossbeam 4 and weighted platform 5 are assembled into reaction frame entirety, and reaction frame is placed on to the underface of blower embedded foundation, by by earth anchor
It is inserted into ground across third through-hole 201, clump weight is put into counterweight tank 202, the position of reaction frame is fixed, then will be very heavy
Top is mounted on 6 lower end of weighted platform, and jack telescopic end directed downwardly is connected by wirerope with the load crossbeam for passing through hanging ring
Connect, hanging ring is connect with blower embedded foundation, test when by jack extend downwardly fan embedded foundation one uniformly to
Under power, while the upward reaction force acts of jack pass through crossbeam 4, supporting beam 1 and pedestal 2 and ground on reaction frame
Between be stably connected with the structural stability that can guarantee reaction frame in stress, guarantee test is normally carried out.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of reaction frame for blower embedded foundation load carrying capacity test, including two supporting beams (1), the second connection bolt
(5) bolt (7) are connect with third, it is characterised in that: the supporting beam (1) includes two sides of former and later two side plates (11) and connection
The lower end of the dowel (12) in plate (11) middle position, two supporting beams (1) is detachably equipped with pedestal (2), described
Offer several third through-holes (201) on pedestal (2), on the side plate (11) of supporting beam (1) front and rear sides from top to bottom
Several first through hole (111) are continuously offered, the front and rear sides of two supporting beams (1) are provided with crossbeam (4), described
Crossbeam (4) includes the connecting plate (42) of upper and lower two level board (41) one end of two level boards (41) and connection, the crossbeam
(4) connecting plate (42) left and right ends offer the 6th through-hole (421), and it is logical that second connection bolt (5) passes inwardly through the 6th
Hole (421) and first through hole (111), and the end of second connection bolt (5) is bolted with the second attaching nut (51)；
The lower end of two crossbeams (4) is provided with weighted platform (6), is opened among the lower end level board (41) of the crossbeam (4)
Equipped with fifth hole (411), it is located on the weighted platform (6) of the fifth hole (411) lower end and offers fourth hole
(601), third connection bolt (7) passes through fourth hole (601) and fifth hole (411) from bottom to up, and third connects
The end of bolt (7) is bolted with third attaching nut (71).
2. a kind of reaction frame for blower embedded foundation load carrying capacity test according to claim 1, it is characterised in that:
There are two the clamping plate (21) being parallel to each other, the dowels of the supporting beam (1) for the upper end intermediate vertical installation of the pedestal (2)
(12) lower end is inserted between two clamping plates (21), and the lower end of the dowel (12) offers several the second through-holes (121), position
It is offered fourth hole (211) on the clamping plate (21) of the second through-hole (121) two sides, the surface of the inside clamping plate (21)
It is provided with the first connection bolt (3), first connection bolt (3) passes through fourth hole (211) and the second through-hole (121), and
The end of first connection bolt (3) is bolted with the first attaching nut (31).
3. a kind of reaction frame for blower embedded foundation load carrying capacity test according to claim 1, it is characterised in that:
Counterweight tank (202) are offered on the pedestal (2).
4. a kind of reaction frame for blower embedded foundation load carrying capacity test according to claim 1, it is characterised in that:
Several connecting rods (8) are connected between two level boards (41) up and down of the crossbeam (4).
5. a kind of reaction frame for blower embedded foundation load carrying capacity test according to claim 1 or 4, feature exist
In: level board (41) upper surface of crossbeam (4) lower end is equipped with horizontal ruler (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910127956.0A CN109752239A (en) | 2019-02-19 | 2019-02-19 | A kind of reaction frame for blower embedded foundation load carrying capacity test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910127956.0A CN109752239A (en) | 2019-02-19 | 2019-02-19 | A kind of reaction frame for blower embedded foundation load carrying capacity test |
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| CN109752239A true CN109752239A (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910127956.0A Pending CN109752239A (en) | 2019-02-19 | 2019-02-19 | A kind of reaction frame for blower embedded foundation load carrying capacity test |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114813353A (en) * | 2022-05-25 | 2022-07-29 | 浙江意诚检测有限公司 | Detection equipment with building steel bar detection structure and application method thereof |
| CN114993660A (en) * | 2022-08-02 | 2022-09-02 | 临沂朝日电子有限公司 | Bearing capacity detection equipment for tunnel fan supporting structure |
| CN115234762A (en) * | 2022-06-29 | 2022-10-25 | 中国建筑一局(集团)有限公司 | Detachable supporting device for mounting of material distributing machine and using method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114813353A (en) * | 2022-05-25 | 2022-07-29 | 浙江意诚检测有限公司 | Detection equipment with building steel bar detection structure and application method thereof |
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| CN115234762A (en) * | 2022-06-29 | 2022-10-25 | 中国建筑一局(集团)有限公司 | Detachable supporting device for mounting of material distributing machine and using method |
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