CN105256813B - Lenticular balance beam section steel supporting system - Google Patents
Lenticular balance beam section steel supporting system Download PDFInfo
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- CN105256813B CN105256813B CN201510786750.0A CN201510786750A CN105256813B CN 105256813 B CN105256813 B CN 105256813B CN 201510786750 A CN201510786750 A CN 201510786750A CN 105256813 B CN105256813 B CN 105256813B
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- equalizer bar
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Abstract
A lenticular balance beam section steel supporting system comprises an enclosing purlin structure, bracings and one or more lenticular balance beam assemblies. Each lenticular balance beam comprises horizontal rods, vertical rods, steel strands, fixing parts, splayed bracings, inverted-T-shaped parts and lenticular balance beam ends. The inverted-T-shaped parts are assembled on the two ends of the enclosing purlin assemblies in a connected mode, and the lenticular balance beam ends are fixedly arranged on the outer side ends of the inverted-T-shaped parts. The vertical rods are distributed on the tops of the enclosing purlin assemblies at intervals in the extension direction of the enclosing purlin assemblies, and the direction of the vertical rods is perpendicular to the extension direction of the enclosing purlin assemblies. The fixing parts are located on the joints of the vertical rods and the horizontal rods, one ends of the fixing parts are adjacent to the vertical rods, and the other ends of the fixing parts are adjacent to the horizontal rods. The splayed bracings are connected between the bottoms of the vertical rods and the enclosing purlin assemblies. The steel strands are arranged at the top ends of the vertical rods in a striding mode, and the two ends of the steel strands are connected to the lenticular balance beam ends in an anchored mode. The lenticular balance beam section steel supporting system can provide uniform resistance for resisting the soil pressure of a foundation pit.
Description
Technical field
The present invention relates to fish-bellied type equalizer bar type steel support system.
Background technology
In building field, in order to ensure the firm of foundation pit enclosure wall, a kind of existing fish-bellied type equalizer bar type steel support system,
I.e. with different size model shaped steel as material making fish belly sill, to support, diagonal brace and live end；By the steel strand wires on fish belly sill
And the jack to supportting, on diagonal brace applies prestressing force to control the displacement of foundation pit enclosure wall.
However, existing fish-bellied type equalizer bar type steel support system has following defect：
(1) triangular pieces problem.One kind of Application No. 201420184216.3 as disclosed in Chinese utility model patent
Earth pressure balance beam triangle shaped ends, its triangular pieces (or claiming triangle part, triangular element) employ the knot of cylinder plus arc
Structure, the structure will cause:
A, narrow space, can hold the steel strand wires limited amount for passing through, and cause the equilibrant force that can be improved limited, fish belly sill
Maximum span is little；
The curvature of the bending required for b, steel strand wires is excessive, is workman's construction during construction, forces to pass through mainly by manpower,
And with the increase of the steel strand wires quantity having passed through, the difficulty passed through is consequently increased；
C, because only that triangular pieces, this causes the method assembled to taking three triangular pieces combinations during support to be realized
To support and the connection for enclosing purlin；When to applying prestressing force to support, an additional force will be produced, and then cause to enclose purlin material usage
Increase；
(2) fish belly sill problem.Steel strand anchoring is balanced beam end by fish belly sill by anchorage in fish-bellied type, and tensioning steel is twisted
Line, the pulling force of steel strand wires is delivered to and encloses purlin by montant and the support of eight words, but this tension distribution is non-homogeneous on purlin is enclosed
, middle distributed force is big；Cause the displacement of centre greatly, the displacement at two ends is little, and then makes Bit andits control effect on driving birds is not good.
The content of the invention
For the deficiencies in the prior art, the purpose of the present invention is intended to provide a kind of fish-bellied type equalizer bar type steel support system
System, can enclose purlin component by being delivered to for the tension uniform of steel strand wires, there is provided uniform resistance is used to resist the soil pressure of foundation ditch.
For achieving the above object, the present invention is adopted the following technical scheme that：
Fish-bellied type equalizer bar type steel support system, including：
Enclose purlin structure, by it is multiple enclose purlin component and enclose form；
To support, the two ends that this pair is supportted are fixedly arranged on respectively in the opposite sides that this encloses purlin inside configuration；
At least one fish-bellied type equalizer bar component, each fish-bellied type equalizer bar component includes two fish-bellied type equalizer bars, institute
State that two fish-bellied type equalizer bars are fixedly arranged on the inner side of enclosing purlin structure and described two fish-bellied type equalizer bars are relative and set；The fish belly
Formula equalizer bar includes cross bar, montant, steel strand wires, fixture, the support of eight words, convex shape part and fish-bellied type balance beam end, convex shape
Part linking is assembled to enclose the two ends of purlin component in this, and fish-bellied type balance beam end is fixedly arranged on the outboard end of convex shape part, and montant edge should
The bearing of trend compartment of terrain for enclosing purlin component is distributed in this and encloses purlin component top, and each montant is vertical with the bearing of trend that this encloses purlin component
Directly, cross bar is spaced apart along the bearing of trend of montant, and is connected between adjacent montant；Fixture is located at the phase of montant and cross bar
At friendship, and one end of fixture is adjacent with montant, and the other end of fixture is adjacent with cross bar；The support of eight words is connected to the bottom of montant
And this is enclosed between purlin component；Steel strand wires are located at the top of montant, and the two ends difference anchor connection of steel strand wires is flat in fish-bellied type
Weighing apparatus beam end, the fish-bellied type equalizer bar type steel support system also includes the second angle brace, I-shaped part and triangular pieces, and this is I-shaped
Part is fixed on in support, the sidepiece of the I-shaped part has card plug, and the triangular pieces card is inserted in the card plug, the second angle brace
One end be connected with the side of triangular pieces, the other end is connected with the inner side for enclosing purlin component.
Further, fish-bellied type balance beam end is triangular pieces or rectangle part.
Further, the top of montant, triangular pieces and rectangle part are equipped with layering arc, shape between layering arc
Into the multi-layer cavity penetrated for steel strand wires, the wedge-shaped steel plates of multi-layer cavity Jing mono- separate.
Further, rectangle part include two rectangular bodies and splice between two rectangular bodies convex shape splicing
Part, is layered arc respectively positioned at the outside portion of two rectangular bodies；Rectangular body and convex shape splice are provided with bolt
Hole.
Further, enclose purlin component and enclose purlin including shaped steel and be stacked at the steel plate that shaped steel enclosed on purlin and enclose purlin.
Further, this encloses purlin structure and encloses purlin component with least two, described to enclose between purlin component at an angle, should
Fish-bellied type equalizer bar type steel support system also includes the first angle brace, and the two ends of the first angle brace are separately fixed to form two of angle
Enclose on purlin component.
Further, I-shaped part includes multiple tranverse connecting rods and multiple vertical connecting rods, and tranverse connecting rod and vertical connecting rod are crisscross, position
Tranverse connecting rod and vertical connecting rod in outside is provided with bolt hole, and the card plug sets up the two perpendicular companies that outside is located in the I-shaped part separately
On bar, the first breach is provided with to support, the I-shaped part is installed in first breach, and the I-shaped part positioned at outside
Tranverse connecting rod the inner side of first breach is connected to by bolt hole, triangular pieces are connected to vertical connecting rod by bolt hole.
Further, the fish-bellied type equalizer bar type steel support system includes multipair second angle brace, second jiao of each pair
Support is respectively arranged on the both sides and symmetrical with regard to this pair of support of this pair of support.
Further, the triangular pieces are protruding with projection, and the projection card is inserted in card plug.
Further, this pair of support includes that multiple first pair of support are supportted with multiple second Duis, and first pair of support and second pair of support are mutual
Vertically, first pair of support is provided with the second breach, and the fish-bellied type equalizer bar type steel support system also includes multiple and the second breach one
One corresponding separator, separator is in the second breach, and the two ends of the separator are lacked respectively by connector and second
Both sides inside mouthful are fixedly connected, and separator is provided with window, and second pair of support is arranged in the window of the plurality of separator, the company
The bearing of trend of fitting is vertical with the axial antarafacial of window.
Further, multiple dividing plates are evenly distributed with window, are formed between adjacent separator and support what is penetrated for one second pair
Perforation.
Further, the framework of separator is enclosed by box beam and constituted.
Further, connector includes connector and the connecting rod stretched out by connector side, connector by bolt with
The two ends of separator are affixed, and the end of the connecting rod is provided with the bolt hole for being connected with the inner side of the second breach.
Further, the fish-bellied type equalizer bar type steel support system also include displacement control system, it is multiple with to support one by one
Corresponding displacement monitor and multiple with to supportting one-to-one position adjustments component, position adjustments component includes fixed
Part, movable part and jack, movable part is fixedly arranged on the one end to supportting, and fixed part is fixedly installed in the inside for enclosing purlin structure, and
Movable part be located at fixed part side and can relative to fixed part activity, the jack for movable part relative to fixed part along right
The length direction activity of support, the displacement monitor is used to detect displacement of the movable part relative to the activity of fixed part, the displacement control
System processed is used to control the working condition of jack according to the testing result of displacement monitor.
The beneficial effects of the present invention is：
Compared to prior art, steel strand anchoring is balanced beam end by the fish-bellied type equalizer bar of the present invention in fish-bellied type,
Drawing steel stranded wire, the pulling force of steel strand wires is uniformly delivered to and encloses purlin component by montant and the support of eight words, there is provided can with pass through
The equilibrant force of what fender post was passed over be evenly distributed earth pressure balance, controls the displacement of foundation ditch, and can provide uniform
Resistance be used to resist the soil pressure of foundation ditch, by the soil pressure of foundation ditch be transferred to outside fish-bellied type equalizer bar support system
On support structure, each fish-bellied type equalizer bar component includes two fish-bellied type equalizer bars, and two fish-bellied type equalizer bars are fixedly arranged on and enclose purlin
The inner side of structure and described two fish-bellied type equalizer bars are relative and set, resistance is more uniform.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of fish-bellied type equalizer bar of the present invention；
Fig. 3 is that shaped steel of the present invention encloses purlin and steel plate encloses the structural representation of purlin；
Fig. 4 is the structural representation of triangular pieces of the present invention；
Fig. 5 is the structural representation of convex shape part of the present invention；
Fig. 6 is the structural representation of monoblock type rectangle part of the present invention；
Fig. 7 is the decomposing schematic representation of split type rectangle part of the invention；
Fig. 8 is the structural representation that montant top of the present invention arranges layering arc；
Fig. 9 is the structural representation of separator of the present invention；
Figure 10 is the structural representation of connector of the present invention；
Figure 11 is the structural representation of separator of the present invention, connector and second pair of support；
Figure 12 is the structural representation of the embodiment that the present invention arranges the second angle brace；
Figure 13 is the schematic diagram that I-shaped part is spliced and combined with triangular pieces in embodiment illustrated in fig. 11；
Figure 14 is the structural representation of I-shaped part of the invention；
Figure 15 is the structure of the embodiment that the present invention arranges displacement control system, displacement monitor and position adjustments component
Schematic diagram；
Wherein：1st, purlin structure is enclosed；10th, purlin component is enclosed；11st, shaped steel encloses purlin；12nd, steel plate encloses purlin；2nd, to support；21st, first pair
Support；22nd, second pair of support；3rd, fish-bellied type equalizer bar component；30th, fish-bellied type equalizer bar；31st, cross bar；32nd, montant；33rd, steel strand wires；
34th, fixture；35th, eight words support；36th, convex shape part；37th, fish-bellied type balance beam end；371st, triangular pieces；372nd, rectangle
Part；3721st, rectangular body；3722nd, convex shape splice；38th, it is layered arc；39th, wedge-shaped steel plate；4th, the first angle brace；5、
Second angle brace；6th, I-shaped part；61st, card plug；62nd, tranverse connecting rod；63rd, vertical connecting rod；64th, bolt hole；7th, triangular pieces；71st, it is convex
Block；8th, separator；81st, window；811st, dividing plate；812nd, bore a hole；9th, connector；91st, connector；92nd, connecting rod；921st, bolt
Hole；100th, displacement control system；110th, displacement monitor；120th, position adjustments component；121st, fixed part；122nd, movable part；
123rd, jack.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the present invention is described further：
As shown in Figures 1 to 8, fish-bellied type equalizer bar type steel support system of the invention, including enclosing purlin structure 1, to supportting 2 and
At least one fish-bellied type equalizer bar component 3.Enclose purlin structure 1 by it is multiple enclose purlin component 10 and enclose form；To support, this pair supports the two of 2
End is fixedly arranged on respectively in the opposite sides that this is enclosed inside purlin structure 1；Each fish-bellied type equalizer bar component 3 includes that two fish-bellied types are put down
Weighing apparatus beam 30, two fish-bellied type equalizer bars 30 are fixedly arranged on the inner side of enclosing purlin structure 1 and described two fish-bellied type equalizer bars 30 are relative
And set；The fish-bellied type equalizer bar 30 includes cross bar 31, montant 32, steel strand wires 33, fixture 34, the support 35, convex shape part 36 of eight words
Beam end 37 is balanced with fish-bellied type, convex shape part 36 is connected assembled and encloses the two ends of purlin component 10, fish-bellied type balance beam end in this
37 outboard ends for being fixedly arranged on convex shape part 36, montant 32 is distributed in this and encloses purlin group along the bearing of trend compartment of terrain for enclosing purlin component 10
The top of part 10, and each montant 32 is vertical with the bearing of trend that this encloses purlin component 10, cross bar 31 is spaced along the bearing of trend of montant 32
Distribution, and be connected between adjacent montant 32；Fixture 34 is located at the intersection of montant 32 and cross bar 31, and the one of fixture 34
End is adjacent with montant 32, and the other end of fixture 34 is adjacent with cross bar 31；Eight words support 35 is connected to the bottom of montant 32 and this encloses
Between purlin component 10；Steel strand wires 33 are located at the top of montant 32, and anchor connection is distinguished in fish-bellied type in the two ends of steel strand wires 33
Balance beam end 37.
Steel strand wires 33 are anchored at fish-bellied type balance beam end 37, tension steel strand by the fish-bellied type equalizer bar 30 of the present invention
33, the pulling force of steel strand wires 33 is uniformly delivered to by the word of montant 32 and eight support 35 and encloses purlin component 10, there is provided can with it is logical
The equilibrant force of the earth pressure balance that is evenly distributed that fender post is passed over is crossed, the displacement of foundation ditch is controlled, and can be provided
Even resistance is used to resist the soil pressure of foundation ditch, and the soil pressure of foundation ditch is transferred to into outside fish-bellied type equalizer bar support system
In supporting construction, each fish-bellied type equalizer bar component 3 includes two fish-bellied type equalizer bars 30, and two fish-bellied type equalizer bars 30 are fixed
In the inner side for enclosing purlin structure 1 and described two fish-bellied type equalizer bars 30 are relative and set, resistance is more uniform.
Cross bar 31 can prevent montant 32 from offseting, and specifically, in the steel strand wires 33 of tensioning fish-bellied type equalizer bar, take one end
Anchoring, the order of tensioned at one end；When without cross bar 31 with fixture 34, the tensioning value of single steel strand 33 is typically in 250KN-
300KN, is easily caused montant 32 and offsets, and the cross bar 31 and fixture 34 set by this example can solve the problem.
Wherein, the effect of fish-bellied type balance beam end 37 is to provide anchoring end, steel strand wires 33 and the fish for steel strand wires 33
The anchoring of abdomen formula balance beam end 37 can be realized by anchorage.Montant 32, eight words support 35 are uniform along the bearing of trend for enclosing purlin, more sharp
In being uniformly distributed equilibrant force.Convex shape part 36 can play a part of to transmit power, can only lead to when eliminating without convex shape part 36
The situation that bolt transmits power is crossed, correspondence can arrange bolt hole for connecting power transmission on convex shape part 36.Enclosing purlin component 10 includes
Shaped steel encloses purlin 11 and is stacked at the steel plate that shaped steel enclosed on purlin 11 and encloses purlin 12.
The fish-bellied type balance beam end 37 of this example is triangular pieces 371 or rectangle part 372.
Preferably, the top of montant 32, triangular pieces 371 and rectangle part 372 are equipped with layering arc 38, are layered arc
The multi-layer cavity penetrated for steel strand wires 33 is formed between shape plate 38, the wedge-shaped steel plates 39 of multi-layer cavity Jing mono- separate.Take and twisted with steel
Line 33 moves towards the layering arc plate structure of the interior wedge steel plate of tangentially so that the quantity of steel strand wires 33 can be with layering arc
The number of plies increase and increase, and construction steel strand wires 33 are passed through and extremely facilitated.Anchorage can take rectangle anchorage, with layering arc
Hardened structure correspondence, can be layered tension steel strand 33, and being capable of the symmetrical tensioning of left and right end portions.More preferably, steel strand wires 33 with
The multi-layer cavity that tangent line form is penetrated.
The layering arc 38 on the top of montant 32, it is tangent with steel strand wires 33, the cavity between arc 38 is layered with can
Smoothly pass through steel strand wires 33 to be defined, its effect is that the layering arc plate structure for balancing beam end 37 with fish-bellied type is mutually coordinated, and is made
Obtaining steel strand wires 33 can be independent mutually by different level, eliminate the mutual winding between steel strand wires 33, it is to avoid mutually winding causes steel
The not high problem of the practical efficiency of the stretching force of twisted wire 33.
As shown in fig. 6, rectangle part 372 can be overall integral structure, may also be employed as shown in Figure 7 split type
Structure.For split-type structural：Rectangle part 372 includes two rectangular bodies 3721 and splices in two rectangular bodies 3721
Between convex shape splice 3722, be layered arc 38 respectively positioned at two rectangular bodies 3721 outside portion；Rectangular body
3721 and convex shape splice 3722 be provided with bolt hole, by bolt hole, can make each rectangular body 3721, convex shape splice
Part 3722 can be bolted each other with other components.All-in-one-piece rectangle part 372 or split type rectangle part
372, can eliminate and be combined and the caused additional force to enclosing purlin component 10 using triangular pieces 371, external support system can be made
It is not result in that additional force is produced after rectangle part 372 to support force.
Please with reference to Figure 12 to Figure 14, further, what this enclosed purlin structure 1 encloses purlin with least two formation angles
Component 10, the fish-bellied type equalizer bar type steel support system also includes the first angle brace 4, and the two ends of the first angle brace 4 are separately fixed at shape
Two into angle are enclosed on purlin component 10.Support 2 is used to support that encloses the opposite sides of purlin structure 1 to enclose purlin component 10, the first angle brace 4
Purlin component 10 is enclosed for supporting to enclose purlin structure 1 and form two of angle, as such, it is possible to make to enclose purlin structure 1 more stable.
Further, the fish-bellied type equalizer bar type steel support system also includes the second angle brace 5, I-shaped part 6 and triangle
Part 7, the I-shaped part 6 is fixed on in support 2, the sidepiece of the I-shaped part 6 has card plug 61, and the card of triangular pieces 7 is inserted in
In the card plug 61, one end of the second angle brace 5 is connected with the side of triangular pieces 7, the other end connects with the inner side for enclosing purlin component 10
Connect.
Closed with the card insert group of I-shaped part 6 by triangular pieces 7, make the combinative stability enough first, intensity is good, then ties
Close and the connection to supportting the 2, second angle brace 5, both facilitated the installation connection of the second angle brace 5, be beneficial to enhancing and enclose 1 pair of soil of purlin structure
The resistance of body, and the span to support 2 can be increased, it is to avoid it is excessively weak to supportting 2 intensity, it is very suitable for the larger foundation ditch feelings of span
Shape.
Exemplarily, the I-shaped part 6 of this example includes multiple tranverse connecting rods 62 and multiple vertical connecting rods 63, tranverse connecting rod 62 and perpendicular company
Bar 63 is crisscross, and the tranverse connecting rod 62 and vertical connecting rod 63 positioned at outside is provided with bolt hole 64, and the card plug 61 is divided into position
In two vertical connecting rods 63 in outside, the second angle brace 5 is provided with the first breach, and the I-shaped part 6 is installed in first breach, and
The tranverse connecting rod 62 positioned at outside of the I-shaped part 6 is connected to the inner side of first breach by bolt hole 64, and triangular pieces 7 are led to
Cross bolt hole and be connected to vertical connecting rod 63.The setting of tranverse connecting rod 62 and vertical connecting rod 63, to I-shaped part 6 sufficient intensity is provided, and
And, card plug 61 is opened in vertical connecting rod 63, and the position of vertical connecting rod 63 corresponds with the position of the rod member to support 2, then to support 2
Stress will be more balanced.
Further, the fish-bellied type equalizer bar type steel support system includes multipair second angle brace 5, second jiao of each pair
Support 5 is respectively arranged on this pair of 2 both sides of support and symmetrical with regard to this pair of support, so as to possess enough enabling capabilities to supportting 2, further
Extend the span that can be supported to support 2, the second angle brace of each pair 5 is in splayed.
In addition, to make structural strength more stable, triangular pieces 7 are protruding with projection 71, the card of projection 71 inserts in card plug
In 61, I-shaped part 6 and two triangular pieces 7 are made to be easier to splicing and become black box, for being embedded in first breach
It is interior.
Please with reference to Fig. 9 to Figure 11, further, this pair of support 2 includes multiple first pairs supports 21 and multiple second pair of support
22, first pair of support 21 and second pair of support 22 are mutually perpendicular to, and first pair of support 21 is provided with the second breach, the fish-bellied type equalizer bar shaped steel
Support system also includes the multiple and one-to-one separator 8 of the second breach, and separator 8 is in the second breach, and this point
The two ends of spacing body 8 are fixedly connected respectively by connector 9 with the both sides inside the second breach, and separator 8 is provided with window 81, the
Two pairs of supports 22 are arranged in the window 81 of the plurality of separator 8.
By the setting of window 81 so that the first couple of intersection support 21 and second pair of support 22 separate, the second pair of support 22 can be
It is contactless in window 81 to pass through so that first pair of support 21 and second pair of support 22 are entirely without interaction, and both are separate, complete
Totally disappeared except the caused axis shift because of applying equilibrant force；First pair of support 21 and second pair of support 22 can also more stable twelve Earthly Branches
Support in enclosing purlin structure 1.Expand the use range of fish-bellied type equalizer bar so that need not necessarily be limited to the situation of minor face single span, can
To be applied to the Large Foundation Pit of multi-span fish-bellied type equalizer bar.
Wherein, the bearing of trend of the connector 9 is vertical with the axial antarafacial of window 81 so that first pair of support 21 and second pair
Support 22 is also under antarafacial and intersects vertically, further to reduce interfering for first pair of support 21 and the second pair of support 22.
To enable multiple second pair of support 22 independently through window 81, the mutually dry of multiple second pair of support 22 is further avoided
Disturb, multiple dividing plates 811 are evenly distributed with window 81, the perforation penetrated for second pair of support 22 is formed between adjacent separator 811
812。
Exemplarily, the separator 8 of this example is a rectangular frame, and the frame mouth of the rectangular frame is the window 81.Its
In, the framework of separator 8 is enclosed by box beam and constituted.Thus, separator 8 will form double layer hollow beam structure, it is possible to achieve
Right-angled intersection problem between first pair of support 21 and second pair of support 22, second pair of support 22 therefrom contactless can be passed through.
Connector 9 includes connector 91 and the connecting rod 92 stretched out by the side of connector 91, connector 91 by bolt with
The two ends of separator 8 are affixed, and the end of the connecting rod 92 is provided with the bolt hole 921 for being connected with the inner side of the second breach.Even
Extension bar 92 is coaxially connected with first pair of support 21, to stablize the support force of first pair of support 21.
Further, because in temperature change, the length change that can be produced to support 2 so causes to be enclosed to supportting 2 both sides
The distance between purlin component 10 L can change, right so as to generate additional force to the fish-bellied type equalizer bar type steel support system
The impact that its stability is caused, therefore, as shown in figure 15, the fish-bellied type equalizer bar type steel support system also includes Bit andits control system
System 100, it is multiple with to support 2 one-to-one displacement monitors 110 and it is multiple with to support 2 one-to-one position adjustments groups
Part 120, position adjustments component 120 includes fixed part 121, movable part 122 and jack 123, and movable part 122 is fixedly arranged on to support 2
One end, fixed part 121 is fixedly installed in the inside for enclosing purlin structure 1, and movable part 122 is located at the side of fixed part 121 simultaneously
Can be movable relative to fixed part 121, the jack 123 is used for movable part 122 relative to fixed part 121 along the length side to support 2
To activity, the displacement monitor 110 is used to detect displacement of the movable part 122 relative to the activity of fixed part 121, the Bit andits control
System 100 is used to control the working condition of jack 123 according to the testing result of displacement monitor 110.
Specifically, the pedestal of jack 123 is fixedly arranged on fixed part 121, and the motion bar of jack 123 is fixedly arranged on movable part
On 122.
Displacement monitor 110 can monitor displacement decrement signal, displacement control system root if temperature is reduced
According to the signal elongation push rod of jack 123, the contracted length to support 2 is compensated, realize enclosing between purlin component 10 to 2 both sides of support
Distance keeps constant；Incremental displacement value signal, displacement control system can be monitored when temperature raises then displacement monitor 110
The push rod of jack 123 is shortened according to the signal, the extended length to support 2 is offset, enclosing between purlin component 10 to 2 both sides of support is realized
Distance keep it is constant；So, realize controlling the purpose that foundation ditch deeply mixing cement-soil pile is zero.
Further, the displacement control system 100, displacement monitor 110 and position adjustments component 120 can also set
Put in one end of angle brace, the principle that displacement is adjusted is consistent with the situation for being arranged on the end to supportting 2, can so overcome angle brace to exist
The length change produced during temperature change, causes to form angle two to enclose the distance between purlin component 10 L and changes, and enters one
Step is realized controlling the purpose that foundation ditch deeply mixing cement-soil pile is zero.
Wisdom wireless remote early warning system：
Present invention further introduces technology of Internet of things, sets up remote automation real-time monitoring system, can be obtained by the system
Take the Mechanical Data and foundation ditch deeply mixing cement-soil pile data of each component on fish-bellied type equalizer bar.Ensure that the peace of foundation ditch
Entirely, real-time early warning.The progress studied for foundation ditch and design provides data.
Further, present invention additionally comprises axle power meter, axle power meter is mounted in support 2, angle brace and encloses in purlin structure 1, acts on
It is to monitor the size to support 2, angle brace and the actual forces for enclosing purlin structure 1.
Further, present invention additionally comprises rope meter, rope meter is mounted in fish-bellied type balance beam end 37, and actual monitoring steel is twisted
The numerical value of the power of line；
Further, present invention additionally comprises automatically inclinometer is arranged, automatic inclinometer is arranged on foundation pit enclosure stake outside, can
Changed with the deeply mixing cement-soil pile of real-time monitored over time base pit engineering, be provided with automatic electric motivation control system, the system can be with
Deviational survey hole lower end is come downwards to according to the monitoring time control inclinometer measuring staff of program setting, deviational survey hole top is gone upward to afterwards, it is real
Existing whole audience deeply mixing cement-soil pile monitoring；
Further, present invention additionally comprises inclinator, inclinator be able to can be monitored with the Coordinative assembling of fish-bellied type equalizer bar 30
Level inclination change to support 2, angle brace, can be with the sedimentation of indirect monitoring stand column pile.
Monitoring Data by data acquisition, be wirelessly transferred, through software analysis in the form of curvilinear figure in display terminal
(computer, cell phone or panel computer) shows, if it exceeds design load is then in terminal alarms, live reinforcement for rushing danger immediately,
Guarantee the safety of foundation ditch.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (14)
1. fish-bellied type equalizer bar type steel support system, it is characterised in that include：
Enclose purlin structure, by it is multiple enclose purlin component and enclose form；
To support, the two ends that this pair is supportted are fixedly arranged on respectively in the opposite sides that this encloses purlin inside configuration；
At least one fish-bellied type equalizer bar component, each fish-bellied type equalizer bar component include two fish-bellied type equalizer bars, described two
Individual fish-bellied type equalizer bar is fixedly arranged on the inner side of enclosing purlin structure and described two fish-bellied type equalizer bars are relative and set；The fish-bellied type is put down
Heng Liang includes cross bar, montant, steel strand wires, fixture, the support of eight words, convex shape part and fish-bellied type balance beam end, convex shape part rank
Connect assembly and enclose the two ends of purlin component in this, fish-bellied type balance beam end is fixedly arranged on the outboard end of convex shape part, and montant encloses purlin along this
The bearing of trend compartment of terrain of component is distributed in this and encloses purlin component top, and each montant is vertical with the bearing of trend that this encloses purlin component,
Cross bar is spaced apart along the bearing of trend of montant, and is connected between adjacent montant；Fixture is located at intersecting for montant and cross bar
Place, and one end of fixture is adjacent with montant, the other end of fixture is adjacent with cross bar；Eight words support be connected to montant bottom and
This is enclosed between purlin component；Steel strand wires are located at the top of montant, and the two ends difference anchor connection of steel strand wires is balanced in fish-bellied type
Beam end, the fish-bellied type equalizer bar type steel support system also includes the second angle brace, I-shaped part and triangular pieces, the I-shaped part
It is fixed on in support, the sidepiece of the I-shaped part has card plug, the triangular pieces card is inserted in the card plug, the second angle brace
One end is connected with the side of triangular pieces, the other end is connected with the inner side for enclosing purlin component.
2. fish-bellied type equalizer bar type steel support system according to claim 1, it is characterised in that fish-bellied type balances beam end
For triangular pieces or rectangle part.
3. fish-bellied type equalizer bar type steel support system according to claim 2, it is characterised in that the top of montant, triangle
Shape part and rectangle part are equipped with layering arc, and the multi-layer cavity penetrated for steel strand wires is formed between layering arc, and multilayer is empty
The wedge-shaped steel plate of chamber one separates.
4. fish-bellied type equalizer bar type steel support system according to claim 3, it is characterised in that rectangle part includes two length
Square main body and splice convex shape splice between two rectangular bodies, layering arc is located at respectively two rectangular bodies
Outside portion；Rectangular body and convex shape splice are provided with bolt hole.
5. fish-bellied type equalizer bar type steel support system according to claim 1, it is characterised in that enclose purlin component including shaped steel
Enclose purlin and be stacked at the steel plate that shaped steel enclosed on purlin and enclose purlin.
6. fish-bellied type equalizer bar type steel support system as claimed in claim 1, it is characterised in that this encloses purlin structure has at least
Two are enclosed purlin component, described to enclose between purlin component at an angle, and the fish-bellied type equalizer bar type steel support system also includes first
Angle brace, the two ends of the first angle brace are separately fixed at and to form two of angle and enclose on purlin component.
7. fish-bellied type equalizer bar type steel support system as claimed in claim 1, it is characterised in that I-shaped part includes multiple horizontal strokes
Connecting rod and multiple vertical connecting rods, tranverse connecting rod and vertical connecting rod it is crisscross, the tranverse connecting rod and vertical connecting rod positioned at outside is provided with bolt hole,
The card plug sets up separately in the I-shaped part on two vertical connecting rods in outside, the first breach is provided with to support, the I-shaped part
In being installed on first breach, and the tranverse connecting rod positioned at outside of the I-shaped part is connected to first breach by bolt hole
Inner side, triangular pieces are connected to vertical connecting rod by bolt hole.
8. fish-bellied type equalizer bar type steel support system as claimed in claim 7, it is characterised in that the fish-bellied type equalizer bar shaped steel
Support system includes multipair second angle brace, and the angle brace of each pair second is respectively arranged on the both sides of this pair of support and with regard to this pair of support
Symmetrically.
9. fish-bellied type equalizer bar type steel support system as claimed in claim 7, it is characterised in that the triangular pieces are protruding with convex
Block, the projection card is inserted in card plug.
10. fish-bellied type equalizer bar type steel support system as claimed in claim 1, it is characterised in that this pair of support includes multiple the
A pair of supports and multiple second pairs supports, first pair of support and second pair of support are mutually perpendicular to, and first pair of support is provided with the second breach, the fish belly
Formula equalizer bar type steel support system also includes the multiple and one-to-one separator of the second breach, and separator is located at the second breach
In, and the two ends of the separator are fixedly connected respectively by connector with the both sides inside the second breach, and separator is provided with
Window, second pair of support is arranged in the window of the plurality of separator, and the bearing of trend of the connector hangs down with the axial antarafacial of window
Directly.
11. fish-bellied type equalizer bar type steel support systems as claimed in claim 10, it is characterised in that be evenly distributed with window
Multiple dividing plates, form between adjacent separator and support the perforation for penetrating for one second pair.
12. fish-bellied type equalizer bar type steel support systems as claimed in claim 11, it is characterised in that the framework of separator is by case
Type beam encloses composition.
13. fish-bellied type equalizer bar type steel support systems as claimed in claim 11, it is characterised in that connector includes connector
With the connecting rod stretched out by connector side, connector by bolt it is affixed with the two ends of separator, the end of the connecting rod is opened
There is the bolt hole for being connected with the inner side of the second breach.
14. fish-bellied type equalizer bar type steel support systems as claimed in claim 1, it is characterised in that the fish-bellied type balance beam type
Steel supporting system also include displacement control system, it is multiple with to support one-to-one displacement monitor and it is multiple with to support one
One corresponding position adjustments component, position adjustments component includes fixed part, movable part and jack, and movable part is fixedly arranged on to support
One end, fixed part is fixedly installed in the inside for enclosing purlin structure, and movable part be located at fixed part side and can be relative to fixed
Part activity, the jack is used for movable part relative to fixed part along the length direction activity to supportting, and the displacement monitor is used for
, relative to the displacement of fixed part activity, the displacement control system is for according to the testing result of displacement monitor for detection movable part
The working condition of control jack.
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| CN201510786750.0A CN105256813B (en) | 2015-11-16 | 2015-11-16 | Lenticular balance beam section steel supporting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107023018A (en) * | 2016-02-02 | 2017-08-08 | 上海城地建设股份有限公司 | Can be recycled, built-up type all-steel foundation pit enclosure support system and its construction method |
| CN106381876B (en) * | 2016-11-17 | 2018-08-10 | 南京鼎卓岩土技术有限公司 | Box formula equalizer bar foundation pit support system |
| CN106703040B (en) * | 2016-12-22 | 2019-06-11 | 南京鼎卓岩土技术有限公司 | Assembled equalizer bar foundation pit support system |
| CN107604898A (en) * | 2017-10-07 | 2018-01-19 | 吕琳 | Piling wall is gone along with sb. to guard him in a kind of novel block isolation |
| CN108487261A (en) * | 2018-04-10 | 2018-09-04 | 江西科技学院 | A kind of arch steel structure support |
| CN108442387A (en) * | 2018-05-31 | 2018-08-24 | 戴向胜 | Improved hybrid precast formula support device in foundation pit |
| CN109778875A (en) * | 2019-03-06 | 2019-05-21 | 戴向胜 | The combination Circular Steel Support structure of axle power command displacement |
| CN111305233B (en) * | 2020-04-17 | 2020-12-04 | 中交一公局集团有限公司 | Axial force compensation type prestress fish-bellied foundation pit steel supporting structure and construction method thereof |
| CN116305499B (en) * | 2023-05-18 | 2023-07-21 | 中国矿业大学(北京) | Plane layout method and device based on prestress fish belly type steel support system |
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