CN209924996U - Multi-functional excavation rack device in mountain tunnel - Google Patents
Multi-functional excavation rack device in mountain tunnel Download PDFInfo
- Publication number
- CN209924996U CN209924996U CN201920681560.6U CN201920681560U CN209924996U CN 209924996 U CN209924996 U CN 209924996U CN 201920681560 U CN201920681560 U CN 201920681560U CN 209924996 U CN209924996 U CN 209924996U
- Authority
- CN
- China
- Prior art keywords
- tunnel
- mountain tunnel
- excavation
- rack device
- sides
- 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.)
- Active
Links
Images
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a multi-functional excavation rack device in mountain tunnel relates to tunnel construction technical field. Mountain tunnel multifunctional excavation rack device. The structure of the net plate type distribution frame comprises upright posts on two sides and a top large cross beam erected at the tops of the upright posts, the top large cross beam is enclosed into a rectangle, a net plate is erected to form a top platform, sliding shoes are arranged at the bottoms of the upright posts, a bottom longitudinal beam is connected to the bottoms of the upright posts, distribution beams are arranged on two sides of each upright post respectively, telescopic steel pipes are arranged inside the distribution beams, and crawling ladders are further arranged on two sides of each upright post. The utility model discloses a multi-functional excavation rack device in mountain tunnel, it can be in any mountain tunnel step method construction actual operation, plays work platform's effect, can bore at the face and explode the hole and squeeze into, use in processes such as preliminary bracing, quick, high-efficient, safe effective implementation, good assurance tunnel excavation and preliminary bracing's quality and safety are favorable to guaranteeing that mountain tunnel construction goes on smoothly.
Description
Technical Field
The utility model belongs to the technical field of the tunnel construction technique and specifically relates to a tunnel excavation rack, in particular to multi-functional excavation rack device in mountain tunnel.
Background
The rack is an operation platform for tunnel excavation and primary support implementation, the length, the width and the height of the rack are calculated according to the tunnel excavation outline size, and good quality and safety of mountain tunnel excavation and primary support can be guaranteed.
The rack under the prior art has the following disadvantages:
firstly, the welding of the steel structure of the rack is required to be firm, and if the welding is not firm, the rack is easy to damage and has potential safety hazards after being moved for many times in subsequent construction.
Secondly, the rack needs the loader to move, and after the use frequency is many, the rack can be deformed.
Thirdly, the size of the rack is limited by the inner diameter of the tunnel, and the rack completely matched with the construction tunnel is independently built every time.
Disclosure of Invention
In order to solve the problem of prior art, the utility model provides a multi-functional excavation rack device in mountain ridge tunnel, it can be in any mountain ridge tunnel step method construction actual operation, plays work platform's effect, can bore to explode the hole at the face and squeeze into, use in the process such as preliminary bracing, quick, high-efficient, safe effective implementation, good assurance tunnel excavation and preliminary bracing's quality and safety, be favorable to guaranteeing mountain ridge tunnel construction and go on smoothly.
The utility model discloses the technical scheme who adopts as follows:
the utility model provides a multi-functional excavation rack device in mountain tunnel, includes the stand post of both sides and the big crossbeam in top that erects at stand post top, the big crossbeam in top encloses into the rectangle and erects the otter board and form top platform, stand post bottom be provided with the skid shoe, stand post bottom be connected with end longeron, stand post both sides be provided with respectively and distribute the roof beam, the inside telescopic steel pipe that is provided with of distribution roof beam, stand post both sides still are provided with the cat ladder.
An inclined supporting beam is arranged between the top large cross beam and the vertical frame column.
The bottom of the large top beam is provided with a reinforcing beam.
The periphery of the top platform is provided with a protective railing which can be placed down.
The utility model provides a beneficial effect that technical scheme brought is:
the utility model discloses can be according to tunnel excavation overall dimension, length, width and the height of adjustment rack, simple structure, flexibility, convenient removal can guarantee mountain tunnel excavation and preliminary bracing's good quality and security.
The utility model has the advantages and positive effects that:
1. the rack is safe and reliable, has simple and flexible structure and is convenient to move;
2. the structure of the rack is firm, and the operation safety of constructors is well ensured;
3. the rack can be provided with multifunctional systems such as a water pipe, an electric power sleeve, a high-pressure air pipe and lighting equipment.
4. Due to the design that the distribution beam and the telescopic steel pipes are arranged in the distribution beam, the size of the rack can be stretched, and the tunnel support is suitable for tunnel construction in more occasions.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of the multi-functional mountain tunnel excavation bench device of the present invention;
fig. 2 is a sectional view taken along the direction a-a of the multi-functional excavation rack device for mountain tunnels of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Example one
As shown in the attached drawing 1, the multifunctional mountain tunnel excavation rack device comprises upright posts 1 on two sides and a top large beam 2 erected at the top of the upright posts 1, wherein the top large beam 2 is enclosed into a rectangle and is erected with a net plate to form a top platform, sliding shoes 3 are arranged at the bottom of the upright posts 1, bottom longitudinal beams 4 are connected to the bottom of the upright posts 1, distribution beams 5 are respectively arranged on two sides of the upright posts 1, telescopic steel pipes 6 are arranged inside the distribution beams 5, and crawling ladders 7 are further arranged on two sides of the upright posts 1.
In this embodiment, a diagonal brace 8 is arranged between the top large cross beam 2 and the vertical frame column 1.
The bottom of the top large cross beam 2 is provided with a reinforcing beam 9.
The top platform is provided with a retractable guard rail 10 around.
The multi-functional excavation rack device in mountain tunnel of this embodiment, its concrete construction method is as follows:
firstly, the method comprises the following steps: and the construction technicians calculate technical parameters such as tunnel excavation outer contour lines, excavation section areas, excavation heights, excavation widths and the like according to the tunnel design drawings and the positive step construction method. And designing a multifunctional tunnel excavation rack according to technical data.
Secondly, the method comprises the following steps: and (4) purchasing and checking materials according to the design drawing of the multifunctional tunnel excavation rack.
Thirdly, the method comprises the following steps: the multifunctional excavation rack main structure for the welded tunnel selects high-strength 18# I-steel as a frame of a main structure, and the welding sequence is as follows: the device comprises a sliding shoe, a bottom longitudinal beam, a vertical frame column, a distribution amount, an inclined supporting beam, a reinforcing beam and a top large cross beam.
Fourthly: the multi-functional excavation rack platform structure in welding tunnel chooses angle steel and steel pipe for use to constitute, and the welding order is: angle steel support, steel pipe welding and reinforcing and welding of a reinforcing mesh.
Fifth, the method comprises the following steps: the multi-functional excavation rack protective structure in welding tunnel chooses angle steel and reinforcing bar net for use to constitute, and the welding order is: angle steel rib plate welding and reinforcing mesh interval welding.
Sixth: set up multi-functional system of multi-functional excavation rack, mainly be water pipe, electric power sleeve pipe, high-pressurepipe, lighting apparatus installation, the aspect of the purpose constructor is under construction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. The multifunctional mountain tunnel excavation rack device is characterized in that the top large cross beam is enclosed into a rectangle and is provided with a net plate to form a top platform, sliding shoes are arranged at the bottom of the vertical frame column, a bottom longitudinal beam is connected to the bottom of the vertical frame column, distribution beams are arranged on two sides of the vertical frame column respectively, telescopic steel pipes are arranged inside the distribution beams, and crawling ladders are arranged on two sides of the vertical frame column.
2. The multifunctional mountain tunnel excavation bench device of claim 1, wherein a bracing beam is arranged between the top large beam and the vertical frame column.
3. The multi-functional mountain tunnel excavation bench device of claim 1 or 2, wherein the top crossbeam is provided with a reinforcing beam at the bottom.
4. The multifunctional mountain tunnel excavation bench device of claim 1, wherein the top platform is provided with a retractable guard rail around the top platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920681560.6U CN209924996U (en) | 2019-05-14 | 2019-05-14 | Multi-functional excavation rack device in mountain tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920681560.6U CN209924996U (en) | 2019-05-14 | 2019-05-14 | Multi-functional excavation rack device in mountain tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209924996U true CN209924996U (en) | 2020-01-10 |
Family
ID=69090490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920681560.6U Active CN209924996U (en) | 2019-05-14 | 2019-05-14 | Multi-functional excavation rack device in mountain tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209924996U (en) |
-
2019
- 2019-05-14 CN CN201920681560.6U patent/CN209924996U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204098463U (en) | Builder's jack | |
| CN110593107B (en) | Movable cantilever hanging basket for steel box girder construction and construction method | |
| CN106013774A (en) | Slip-form flexible platform device suitable for assigning | |
| CN209924996U (en) | Multi-functional excavation rack device in mountain tunnel | |
| CN112282805B (en) | Intelligent reinforcing trolley for mine method tunnel | |
| CN204940861U (en) | Adjustable case beam side steel bracket | |
| CN212837823U (en) | Open cut tunnel side wall construction trolley | |
| CN205714242U (en) | A kind of advance timbering voluntarily following development machine | |
| CN209907435U (en) | Pipe rack platform truck for comprehensive pipe rack building construction | |
| CN210686000U (en) | Tunnel construction operation trolley | |
| CN211038663U (en) | Tunnel construction trolley | |
| CN113309008A (en) | Steel case roof beam temporary support construction safety work platform | |
| CN216428010U (en) | Cast-in-place beam support of ramp bridge | |
| CN206668304U (en) | A kind of anti-collapse operation platform | |
| CN109798135B (en) | Full-hall support protection system and support method thereof | |
| CN206855743U (en) | A kind of protector for prestress wire tensioning | |
| CN217734765U (en) | Movable tunnel operation platform | |
| CN216471921U (en) | Supporting leg structure | |
| CN212454427U (en) | Self-propelled operation platform capable of effectively improving underground mine net hanging support efficiency | |
| CN214836397U (en) | Semi-arch multi-column shed tunnel formwork trolley | |
| CN214403587U (en) | Anchor withdrawing operation auxiliary platform | |
| CN216110727U (en) | Variable construction retaining device for rectangular jacking pipe | |
| CN214836342U (en) | Device for preventing pipe joint from retreating in large-size rectangular pipe jacking construction | |
| CN210264757U (en) | Protection device for construction of steel arch frame is erect to tunnel vault | |
| CN217558237U (en) | Special measuring ladder stand for shield tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |