CN215057492U - Temporary support device for emergency of tunnel engineering - Google Patents
Temporary support device for emergency of tunnel engineering Download PDFInfo
- Publication number
- CN215057492U CN215057492U CN202121497632.5U CN202121497632U CN215057492U CN 215057492 U CN215057492 U CN 215057492U CN 202121497632 U CN202121497632 U CN 202121497632U CN 215057492 U CN215057492 U CN 215057492U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- top inner
- support
- bottom outer
- grouting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 229920001971 elastomer Polymers 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000007569 slipcasting Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000011440 grout Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a temporary support device for emergency in tunnel engineering, which comprises a support sleeve, a support sleeve and a support frame, wherein the support sleeve comprises a top inner sleeve and a bottom outer sleeve which are telescopic; the grouting pipe is positioned in the support sleeve and comprises a telescopic top inner grouting pipe and a telescopic bottom outer grouting pipe; the supporting framework is a supporting rod structure which is hinged to the top end of the top inner sleeve through a plurality of annular ends, extends outwards and diverges at the other end and is connected to the bottom outer sleeve through a steel strand; the inflatable bag body part is fixed at the top of the support framework and surrounds the outside of the support sleeve, and an inflation hole is formed in the inflatable bag body; the limiting block is positioned at the joint of the top inner sleeve and the supporting framework and used for limiting the unfolding angle of the supporting framework. The utility model discloses small, the transport is convenient, and low in cost provides the safety guarantee to the tunnel. The method is simple to operate, needs less manpower compared with the traditional support, and ensures the safety of construction workers when the workers operate on a safe working face.
Description
Technical Field
The utility model relates to an emergency support technical field, more specifically the utility model relates to a tunnel engineering is speedily carried out rescue work and is used temporary support device that says so.
Background
Once the tunnel engineering excavation construction process meets the conditions of water inrush, collapse and the like, if the tunnel engineering excavation construction process cannot be plugged in time, very serious consequences can be generated. At present, materials such as sand bags, cement, polyurethane and the like are generally adopted in the measures for coping, and water plugging materials are injected into gaps by means of tight accumulation. In case take place the condition such as larger-scale gushing water, collapse, traditional shutoff mode relies on the manpower transport to block up the full section of tunnel in very difficult short time, and constructor faces danger, has huge security threat to existing tunnel moreover. In view of the above circumstances, how to provide a temporary support device for emergency rescue in tunnel engineering is a problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to provide a tunnel engineering is speedily carried out rescue work and is used temporary support device solves the problem that current tunnel engineering excavation structure supporting mode exists.
The utility model provides a pair of tunnel engineering speedily carries out rescue work and uses interim strutting arrangement, include:
a support sleeve comprising a telescoping top inner sleeve and a bottom outer sleeve;
the grouting pipe is positioned in the support sleeve and comprises a telescopic top inner grouting pipe and a telescopic bottom outer grouting pipe;
the supporting framework is a supporting rod structure which is hinged to the top end of the top inner sleeve through a plurality of one ends in an annular mode, extends outwards and diverges at the other end, and is connected to the bottom outer sleeve through a steel strand;
the inflatable bag body is partially fixed at the top of the support framework and surrounds the outside of the support sleeve, and an inflation hole is formed in the inflatable bag body; and
and the limiting block is positioned at the joint of the top inner sleeve and the supporting framework and used for limiting the unfolding angle of the supporting framework.
According to the technical scheme, compare with prior art, the utility model discloses a tunnel engineering speedily carries out rescue work and uses temporary support device, top inner skleeve and bottom outer sleeve are scalable, and interior slip casting pipe in the top and the outer slip casting pipe in the bottom are scalable, and the support skeleton that has the gas filling bag body follows the relative bottom outer sleeve extension of top inner skleeve and extends, shortens and withdraws. Therefore, the utility model discloses small, the transport is convenient, and low in cost provides the safety guarantee to the tunnel. The method is simple to operate, needs less manpower compared with the traditional support, and ensures the safety of construction workers when the workers operate on a safe working face.
Furthermore, a high-strength spring is vertically arranged inside the top inner sleeve and the bottom outer sleeve, the top of the high-strength spring is fixed with the top inner sleeve top plate, the bottom of the high-strength spring is fixed with the bottom outer sleeve bottom plate, the outer diameter of the high-strength spring is smaller than the inner diameter of the top inner sleeve, and the outer diameter of the top inner sleeve is smaller than the inner diameter of the bottom outer sleeve.
Furthermore, the bottom of the bottom outer grouting pipe extends out of the bottom plate of the bottom outer sleeve and is connected with the orifice pipe, and the top of the top inner grouting pipe extends out of the top plate of the top inner sleeve.
Furthermore, an automatic telescopic winder for winding the steel strand is arranged at the position of the limiting block.
Furthermore, the inflatable bag body is made of a rubber waterproof membrane and is in a hollow cylindrical shape.
Further, a pressure gauge for detecting inflation pressure is arranged on the inflation bag body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a temporary supporting device for emergency in tunnel engineering in an expanded state according to the present invention;
fig. 2 is a schematic structural diagram illustrating a retracted state of a temporary support device for emergency in tunnel engineering according to the present invention;
figure 3 the accompanying drawings show a top view of the support device of figure 1 in a deployed condition;
FIG. 4 is an enlarged partial schematic view of FIG. 1;
in the figure: 100-supporting sleeve, 101-top inner sleeve, 102-bottom outer sleeve, 200-grouting pipe, 201-top inner grouting pipe, 202-bottom outer grouting pipe, 300-supporting framework, 301-steel strand, 302-automatic telescopic winder, 400-inflating bag body, 401-inflating hole, 402-pressure gauge, 500-limiting block and 600-high-strength spring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to the attached drawings 1-4, the embodiment of the utility model discloses a temporary support device is used in tunnel engineering speedily carrying out rescue work specifically includes: a support sleeve 100, the support sleeve 100 comprising a telescoping top inner sleeve 101 and a bottom outer sleeve 102; the grouting pipe 200 is positioned in the support sleeve 100, and comprises a telescopic top inner grouting pipe 201 and a bottom outer grouting pipe 202; support skeleton 300, support skeleton 300 is through articulated top inner sleeve 101 top of many one end rings, and the other end outwards extends and diverges, and connects the vaulting pole structure on bottom outer sleeve 102 through steel strand wires 301, and the vaulting pole structure plays the skeleton effect, supports most direct contact's soil and water pressure. The inflatable bag body 400, the part of the inflatable bag body 400 is fixed on the top of the support framework 300 and surrounds the outside of the support sleeve 100, and the inflatable bag body 400 is provided with an inflation hole 401; and a limiting block 500, wherein the limiting block 500 is positioned at the joint of the top inner sleeve 101 and the support framework 300 and is used for limiting the unfolding angle of the support framework 300. The utility model discloses a tunnel engineering speedily carries out rescue work and uses temporary support device, top inner skleeve and bottom outer sleeve are scalable, and interior slip casting pipe in the top is scalable with the outer slip casting pipe in the bottom, and the support chassis that has the gas filling bag body follows the relative bottom outer sleeve extension of top inner skleeve and extends, shortens and withdraws. Therefore, the utility model discloses small, the transport is convenient, and low in cost provides the safety guarantee to the tunnel. The method is simple to operate, needs less manpower compared with the traditional support, ensures the safety of construction workers on a safe working face by personnel.
Referring to fig. 1 and 2, a high strength spring 600 for providing a compressive supporting force is vertically disposed inside the top inner sleeve 101 and the bottom outer sleeve 102, and the spring can completely expand and keep the whole structure stable. The top of the high-strength spring 600 is fixed with the top plate of the top inner sleeve 101, the bottom of the high-strength spring is fixed with the bottom plate of the bottom outer sleeve 102, the outer diameter of the high-strength spring 600 is smaller than the inner diameter of the top inner sleeve 101, and the outer diameter of the top inner sleeve 101 is smaller than the inner diameter of the bottom outer sleeve 102. Thereby facilitating the telescoping of the high strength spring within the top inner sleeve and the bottom outer sleeve. The top inner sleeve and the bottom outer sleeve are compressed to the minimum distance and fixed through fixing bolts penetrating through fixing holes in the bottoms of the top inner sleeve and the bottom outer sleeve. The bottom of bottom outer grout tube 202 extends out of the bottom plate of bottom outer sleeve 102 and is connected to orifice tube 700, which acts as a one-way valve and through which grout can be injected into the damaged surface by connecting grouting equipment. The top of the top inner grout pipe extends out of the top plate of the top inner sleeve 101.
Referring to fig. 4, an automatic telescopic winder 302 for winding a steel strand 301 is disposed at the position of the limiting block 500. When the steel strand is not stressed, the steel strand can stretch back into the winder, the automatic stretching winder adopts the prior art, and the using number is selected according to the number and the specification of the steel strand.
Advantageously, the inflatable bladder 400 is made of a rubber waterproof membrane and has a hollow cylindrical shape. The inflation bag body 400 is provided with a pressure gauge 402 for detecting inflation pressure. The rubber waterproof membrane is a hollow cylinder and surrounds the supporting sleeve for a circle, and the top of the rubber waterproof membrane is fixed on the supporting rod. When the stay bar is opened, the top of the rubber waterproof membrane is driven to be unfolded. The rubber waterproof membrane has certain intensity and toughness, the interior of the rubber waterproof membrane is inflated into the rubber waterproof membrane through the inflation holes, the inflation quantity is checked through the pressure gauge, and the combined structure filled with gas is filled in the middle of the tunnel, so that the rubber waterproof membrane can be water-proof and can bear the load.
In transportation, the utility model is as shown in figure 2, the supporting framework is in a retraction state, and the supporting sleeve and the grouting pipe are in a retraction state; during the use, it is fixed with ground with the bottom plate of bottom outer sleeve earlier, orifice union coupling slip casting equipment, then open fixing bolt, high strength spring release compressive force extension, and then drive the top inner skleeve and stretch out the bottom outer sleeve, simultaneously because slip casting pipe and top inner skleeve roof are fixed in the top, consequently drive the top simultaneously and pour into the slip casting pipe in and stretch out the outer slip casting pipe in bottom, because steel strand wires one end is connected on the vaulting pole, the other end is connected on the bottom outer sleeve, along with the high strength spring bullet is opened, the relative supporting framework of bottom outer sleeve stretches out downwards, steel strand wires pulls open thereupon, it opens to drive bearing structure. Then the inflatable bag body is inflated to play a role in water isolation and bearing, as shown in the attached figures 1 and 3; and injecting grout into the damaged surface by grouting equipment when necessary. After the emergency is finished, the gas in the inflatable air bag is exhausted, and the internal high-strength spring is contracted by compressing the outer steel sleeve, so that the stay bar can be retracted.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a tunnel engineering speedily carries out rescue work and uses interim supporting device which characterized in that includes:
a support sleeve (100), said support sleeve (100) comprising a telescoping top inner sleeve (101) and a bottom outer sleeve (102);
the grouting pipe (200) is positioned in the support sleeve (100) and comprises a telescopic top inner grouting pipe (201) and a bottom outer grouting pipe (202);
the supporting framework (300) is a supporting rod structure which is hinged to the top end of the top inner sleeve (101) through a plurality of annular ends, extends outwards to be dispersed at the other end of the supporting framework and is connected to the bottom outer sleeve (102) through a steel strand (301);
the part of the inflatable bag body (400) is fixed at the top of the support framework (300) and surrounds the outside of the support sleeve (100), and an inflation hole (401) is formed in the inflatable bag body (400); and
the limiting block (500), the limiting block (500) is located at the joint of the top inner sleeve (101) and the supporting framework (300) and used for limiting the unfolding angle of the supporting framework (300).
2. A temporary supporting device for tunnel engineering emergency according to claim 1, wherein a high-strength spring (600) is vertically arranged inside the top inner sleeve (101) and the bottom outer sleeve (102), the top of the high-strength spring (600) is fixed with the top plate of the top inner sleeve (101), the bottom of the high-strength spring is fixed with the bottom plate of the bottom outer sleeve (102), the outer diameter of the high-strength spring (600) is smaller than the inner diameter of the top inner sleeve (101), and the outer diameter of the top inner sleeve (101) is smaller than the inner diameter of the bottom outer sleeve (102).
3. The temporary support device for tunnel engineering emergency according to claim 2, wherein the bottom of the bottom outer grouting pipe (202) extends out of the bottom plate of the bottom outer sleeve (102) and is connected with the orifice pipe (700), and the top of the top inner grouting pipe (201) extends out of the top plate of the top inner sleeve (101).
4. The temporary supporting device for the emergency of the tunnel engineering according to claim 2, wherein an automatic telescopic winder (302) for winding the steel strand (301) is arranged at the position of the limiting block (500).
5. The temporary supporting device for the emergency of the tunnel engineering according to claim 2, wherein the air-filled bag body (400) is made of a rubber waterproof membrane and is in a hollow cylindrical shape.
6. The temporary support device for emergency of tunnel engineering according to claim 2, wherein a pressure gauge (402) for detecting inflation pressure is arranged on the inflation bag body (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121497632.5U CN215057492U (en) | 2021-07-02 | 2021-07-02 | Temporary support device for emergency of tunnel engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121497632.5U CN215057492U (en) | 2021-07-02 | 2021-07-02 | Temporary support device for emergency of tunnel engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215057492U true CN215057492U (en) | 2021-12-07 |
Family
ID=79227368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121497632.5U Expired - Fee Related CN215057492U (en) | 2021-07-02 | 2021-07-02 | Temporary support device for emergency of tunnel engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215057492U (en) |
-
2021
- 2021-07-02 CN CN202121497632.5U patent/CN215057492U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |