CN217352495U - Adjustable cross brace structure of foundation pit - Google Patents
Adjustable cross brace structure of foundation pit Download PDFInfo
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- CN217352495U CN217352495U CN202220218394.8U CN202220218394U CN217352495U CN 217352495 U CN217352495 U CN 217352495U CN 202220218394 U CN202220218394 U CN 202220218394U CN 217352495 U CN217352495 U CN 217352495U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model relates to a technical field of the steel shotcrete operation of open cut foundation ditch discloses the adjustable stull structure of foundation ditch, include horizontal support piece and be fixed in the mounting of horizontal support piece's tip, be equipped with adjustable structure spare on the mounting for the top tightly with the corresponding vertical purlin that encloses of horizontal support piece tip. The utility model discloses an adjustable stull structure, through setting up mounting and adjustable structure spare on horizontal support piece, screw in adjustable structure spare for adjustable structure spare with vertically enclose the purlin and push up tightly each other, realize horizontal support piece and vertically enclose the effective connection of purlin, replaced steel wedge or wood wedge and plugged the measure in gap, solve traditional wedge and plugged easy deformation and drop, not hard up problem, and then ensure the reliability of foundation ditch support system. This adjustable stull structure convenient operation, swift can effectively reduce operating personnel's work load, improve work efficiency, and economical and practical.
Description
Technical Field
The patent of the utility model relates to a technical field of the steel shotcrete operation of open cut foundation ditch particularly, relates to the adjustable stull structure of foundation ditch.
Background
The steel support is used for enhancing the stability of an engineering structure by using steel pipes, H-shaped steel, angle steel and the like, and is widely applied to the aspects of subway and foundation pit support. The steel support can be recycled, and has the characteristics of economy, environmental protection and the like.
In engineering construction, a steel support is used as a common foundation pit support structure to be applied to pipeline installation engineering with shallow depth. At present, in the open cut foundation pit construction process, a mode of driving and arranging support piles at two sides of a pipeline is mostly adopted as a foundation pit enclosure structure, so that the stability of the foundation pit is ensured, and collapse accidents are avoided. However, when the transverse support is arranged on the longitudinal enclosing purlin, a certain gap exists between the cross brace and the longitudinal enclosing purlin, and the enclosure structure has a gradually-changed section, when the support width is inconsistent, the length of the cross brace is changed along with the change of the length of the cross brace, the length cannot be unified, the cross brace is very inconvenient to set, a steel wedge block or a wood wedge block is generally plugged in the gap between the cross brace and the longitudinal support, and the deformation of the support pile and the foundation pit is prevented. The filling of the steel wedge or the wood wedge is complicated, a large amount of working time needs to be consumed, the wedge is easy to wear, and the supporting construction efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable stull structure of foundation ditch aims at solving prior art, clogs the inconvenient problem of wedge at the stull with indulge the gap between propping.
The utility model discloses a realize like this, the adjustable stull structure of foundation ditch, include horizontal support piece and be fixed in the mounting of horizontal support piece's tip, be equipped with adjustable structure on the mounting for the top tightly with the corresponding vertical purlin that encloses of horizontal support piece tip.
Optionally, a plurality of the mounting is fixed in the both sides of the tip of horizontal support piece, be equipped with the screw on the mounting, adjustable structure spare has the screw, adjustable structure spare with mounting threaded connection.
Optionally, the fixing member includes a fixing plate and a fixing seat, the fixing plate is fixed to the side surface of the transverse supporting member, the fixing seat is disposed on the fixing plate, and the screw hole is disposed on the fixing seat.
Optionally, each fixing plate is provided with at least two fixing seats which are arranged horizontally, and the adjustable structural member and the fixing seats are arranged coaxially.
Optionally, the fixing seat is arranged perpendicular to the fixing plate, and the fixing seat is welded to the fixing plate.
Optionally, the fixing seat is welded at the position 1/4, 3/4 of the longitudinal central section of the fixing plate respectively.
Optionally, the transverse support members are arranged horizontally, the longitudinal purlins are arranged horizontally, and the transverse support members are perpendicular to the longitudinal purlins.
Optionally, the longitudinal enclosing purlin includes an upper enclosing plate, a middle enclosing plate and a lower enclosing plate, the upper enclosing plate is arranged on the upper side of the middle enclosing plate, the lower enclosing plate is arranged on the lower side of the middle enclosing plate, and the end of the adjustable structural member abuts against the middle enclosing plate.
Optionally, the end of the transverse support abuts against the lower enclosing plate.
Optionally, a counter bore is formed in the middle enclosing plate, and the end of the adjustable structural member is screwed into the bottom of the counter bore.
Compared with the prior art, the utility model provides an adjustable stull structure of foundation ditch through set up mounting and adjustable structure on horizontal support piece, screw in adjustable structure for adjustable structure pushes up tightly each other with vertically enclosing the purlin, realizes horizontal support piece and vertically enclosing the effective connection of purlin, has replaced steel wedge or wood wedge and has clogged the measure in gap, solves traditional wedge and packs the problem that drops, becomes flexible easily, and then ensures the reliability of foundation ditch support system. The adjustable cross brace structure is convenient and quick to operate, can effectively reduce the workload of operators, improves the working efficiency, and is economical and practical.
Drawings
Fig. 1 is a schematic perspective view of an adjustable cross brace structure of a foundation pit provided by the present invention;
fig. 2 is a schematic side view of an adjustable cross brace structure of a foundation pit according to the present invention;
fig. 3 is a schematic top view of the adjustable cross brace structure of the foundation pit provided by the present invention.
Description of reference numerals:
100-a transverse support;
200-a fixed part, 210-a fixed plate, 220-a fixed seat and 230-an adjustable structural part;
300-longitudinal enclosing purlin, 310-upper enclosing plate, 320-middle enclosing plate and 330-lower enclosing plate;
400-supporting structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms can be understood according to specific situations by those of ordinary skill in the art.
Referring to fig. 1-3, the preferred embodiment of the present invention is shown.
The adjustable transverse bracing structure of the foundation pit comprises a transverse supporting member 100 and a fixing member 200 fixed at the end part of the transverse supporting member 100, wherein the fixing member 200 is provided with an adjustable structural member 230 for tightly propping against a longitudinal purlin 300 corresponding to the end part of the transverse supporting member 100.
The adjustable cross brace structure of the foundation pit provided by the embodiment is characterized in that the fixing member 200 and the adjustable structural member 230 are arranged on the transverse supporting member 100 and screwed into the adjustable structural member 230, so that the adjustable structural member 230 and the longitudinal surrounding purlin 300 are tightly propped against each other, the transverse supporting member 100 and the longitudinal surrounding purlin 300 are effectively connected, a measure for plugging a gap by a steel wedge block or a wood wedge block is replaced, the problems that the traditional wedge block is easy to deform and fall off and loose during plugging are solved, and the reliability of a foundation pit supporting system is ensured. The adjustable cross brace structure is convenient and quick to operate, can effectively reduce the workload of operators, improves the working efficiency, and is economical and practical.
Specifically, a plurality of fixing members 200 are fixed to both sides of the end portion of the transverse supporting member 100, the fixing members 200 are provided with screw holes, the adjustable structural member 230 has screw threads, and the adjustable structural member 230 is screw-coupled to the fixing members 200. The adjustable structural member 230 is screwed in through the matching of the screw thread of the adjustable structural member 230 and the screw hole on the fixing member 200, so that the end part of the adjustable structural member 230 tightly props up the longitudinal purlin 300, and the transverse supporting member 100 and the longitudinal purlin 300 are relatively fixed through the adjustable structural member 230 and are not easy to loosen. The adjustable structure 230 may be a threaded support rod, for example, an adjustment screw.
Specifically, the fixing member 200 includes a fixing plate 210 and a fixing seat 220, the fixing plate 210 is fixed to a side surface of the transverse support member 100, the fixing seat 220 is disposed on the fixing plate 210, and the screw hole is disposed on the fixing seat 220. The fixing plate 210 may be welded to the side of the end of the transverse supporting member 100, and the fixing seat 220 is welded to the fixing plate 210, and the fixing seat 220 is arranged perpendicular to the fixing plate 210, so that the fixing member 200 can provide a supporting force to the adjustable structural member 230.
Specifically, each fixing plate 210 may have at least two fixing seats 220 arranged horizontally, and the adjustable structural member 230 and the fixing seats 220 are arranged coaxially. The adjustable structural member 230 sequentially passes through the two fixing seats 220, so that the end part of the adjustable structural member 230 tightly props up the longitudinal enclosing purlin 300, and better support can be realized. The two fixed bases 220 are on the same horizontal plane, so that the adjustable structural member 230 is also substantially horizontally disposed.
For example, the fixing seats 220 are respectively welded at 1/4 and 3/4 of the longitudinal central section of the fixing plate 210, and the adjustable structural member 230 passes through the two fixing seats 220 at 1/4 and 3/4 in sequence, so that the fixing plate 210 and the two fixing seats 220 are uniformly stressed and are not easily damaged.
In the middle of the foundation pit, the side wall of the foundation pit is supported by the supporting structure 400, one side of the longitudinal purlin 300 abuts against the supporting structure 400, and the other side of the longitudinal purlin is supported by the adjustable cross bracing structure, so that the integral support of the foundation pit can be better realized. The transverse support 100 is arranged horizontally, the longitudinal purlin 300 is arranged horizontally, and the transverse support 100 and the longitudinal purlin 300 are perpendicular to each other.
Specifically, the longitudinal enclosing purlin 300 includes an upper enclosing plate 310, a middle enclosing plate 320 and a lower enclosing plate 330, the upper enclosing plate 310 is disposed on the upper side of the middle enclosing plate 320, the lower enclosing plate 330 is disposed on the lower side of the middle enclosing plate 320, and the end of the adjustable structural member 230 abuts against the middle enclosing plate 320.
The ends of the transverse support 100 may be placed on the lower skirt 330 against the lower skirt 330.
Preferably, a counter bore is formed in middle fence 320, and the end of adjustable structure 230 is screwed into the bottom of the counter bore until abutting against longitudinal purlin 300. The ends of the adjustable structural members 230 are thus less likely to slip and displace between the transverse supports 100 and the longitudinal purlin 300.
In a specific embodiment, the adjustable cross brace structure of the foundation pit comprises a plurality of fixing plates 210 distributed at two ends of the transverse support member 100, the fixing plates 210 are fixed at two ends of the transverse support member 100 by welding, and the fixing plates 210 are horizontally arranged; the 1/4, 3/4 positions on the longitudinal center section of a plurality of fixed plates 210 set up the fixing base 220, the axial direction of a plurality of fixing bases 220 is the longitudinal direction setting that extends horizontal support piece 100, set up perpendicularly between fixing base 220 and the fixed plate 210, lie in the same horizontal plane between a plurality of fixing bases 220, adjustable structure 230 is gone into to knob in every fixing base 220, adjustable structure 230 can be threaded bracing piece, lie in unified horizontal plane between a plurality of adjustable structure 230, set up with the axle center with fixing base 220.
Each set of the fixing members 200 is fixedly connected by welding, the fixing members 200 are integrated with the transverse supporting member 100, and the adjustable structural member 230 is rotated and twisted in the fixing members 200 to form an adjustable cross brace structure.
The working conditions and principles of the embodiment are as follows:
when the steel support needs to be provided with the cross brace, the two ends of the transverse support 100 are provided with the fixing plates 210, then the fixing seats 220 are arranged on the planes of the fixing plates 210 along the 1/4 and 3/4 positions of the longitudinal center section of the cross brace, and the transverse support 100 and the fixing plates 210, and the fixing plates 210 and the fixing seats 220 are all connected into a whole by welding.
Then, in the fixing seat 220, the adjustable structural member 230 is coaxially rotated and screwed in, so that the adjustable structural member 230 and the longitudinal purlin 300 are mutually tightly propped, and further, the transverse support is firmer and more reliable, unsafe factors caused by falling and loosening of the steel wedge block or the wood wedge block due to deformation of the support system can be effectively eliminated, the potential safety hazard in the operation process is reduced, and the safety of the steel support system is further improved.
This kind of adjustable stull structure of steel shotcrete need not to adopt steel wedge or wood wedge to pack the stull and vertically enclose the space between the purlin 300 like in traditional construction, only need the fixed system of the adjustable structure 230 that fixed plate 210 and fixing base 220 formed on the stull end, eliminated steel wedge or wood wedge because of warping the drop, the potential safety hazard that becomes flexible and bring, make the support system safer, reliable, this kind of adjustable stull device is with low costs simultaneously, the turnover rate is high, the material loss rate is low, construction cost has been practiced thrift greatly.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (10)
1. The adjustable transverse bracing structure of the foundation pit is characterized by comprising a transverse supporting piece and a fixing piece fixed at the end part of the transverse supporting piece, wherein the fixing piece is provided with an adjustable structural piece for tightly propping against a longitudinal surrounding purlin corresponding to the end part of the transverse supporting piece.
2. The adjustable brace structure of a foundation pit according to claim 1, wherein a plurality of the fixing members are fixed to both sides of the end portion of the lateral support member, the fixing members are provided with screw holes, the adjustable structural member has screw threads, and the adjustable structural member is screw-coupled to the fixing members.
3. The adjustable cross-brace structure of a foundation pit according to claim 2, wherein the fixing member comprises a fixing plate and a fixing seat, the fixing plate is fixed on the side surface of the transverse support member, the fixing seat is arranged on the fixing plate, and the screw hole is arranged on the fixing seat.
4. The adjustable cross brace structure of the foundation pit according to claim 3, wherein each of the fixing plates is provided with at least two of the fixing bases arranged horizontally, and the adjustable structural member is arranged coaxially with the fixing bases.
5. The adjustable stull structure of a foundation pit according to claim 4, wherein the fixing base is disposed perpendicular to the fixing plate, and the fixing base is welded to the fixing plate.
6. An adjustable cross brace structure of a foundation pit as claimed in claim 5, wherein one of said fixing bases is welded at each of positions 1/4, 3/4 of a longitudinal center section of said fixing plate.
7. An adjustable cross brace structure of a foundation pit according to any one of claims 1 to 6, wherein the transverse support members are arranged horizontally, the longitudinal purlins are arranged horizontally, and the transverse support members are perpendicular to the longitudinal purlins.
8. An adjustable cross brace structure of a foundation pit according to any one of claims 1 to 6, wherein the longitudinal purlin comprises an upper enclosing plate, a middle enclosing plate and a lower enclosing plate, the upper enclosing plate is arranged on the upper side of the middle enclosing plate, the lower enclosing plate is arranged on the lower side of the middle enclosing plate, and the end part of the adjustable structural member abuts against the middle enclosing plate.
9. The adjustable brace structure of a foundation pit of claim 8, wherein the ends of the lateral support members abut the lower coaming.
10. The adjustable cross brace structure of the foundation pit as claimed in claim 9, wherein a counter bore is provided on the center coaming, and an end of the adjustable structural member is screwed into a bottom of the counter bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220218394.8U CN217352495U (en) | 2022-01-26 | 2022-01-26 | Adjustable cross brace structure of foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220218394.8U CN217352495U (en) | 2022-01-26 | 2022-01-26 | Adjustable cross brace structure of foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217352495U true CN217352495U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220218394.8U Active CN217352495U (en) | 2022-01-26 | 2022-01-26 | Adjustable cross brace structure of foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217352495U (en) |
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2022
- 2022-01-26 CN CN202220218394.8U patent/CN217352495U/en active Active
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