CN202202875U - Dedicated chassis for machinery used in tunnel mid-partition construction - Google Patents
Dedicated chassis for machinery used in tunnel mid-partition construction Download PDFInfo
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- CN202202875U CN202202875U CN 201120261915 CN201120261915U CN202202875U CN 202202875 U CN202202875 U CN 202202875U CN 201120261915 CN201120261915 CN 201120261915 CN 201120261915 U CN201120261915 U CN 201120261915U CN 202202875 U CN202202875 U CN 202202875U
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Abstract
The utility model relates to a dedicated chassis for machinery used in tunnel mid-partition construction, which is used for mounting a prefabricated mid-partition in a tunnel. The dedicated chassis comprises a crawler assembly, a machine frame, and a slewing platform arranged on the machine frame in a horizontal rotation manner, and is characterized in that the distance between the central line of the rotating shaft of the slewing platform and the central line of a crawler driving chain wheel is approximately one third of the distance between a front chain wheel and a rear chain wheel. The utility model has the advantages that all properties of the dedicated chassis provided by the utility model can meet the requirements of a construction site; in comparison with the traditional construction method, the construction period can be shortened considerably; the construction quality of the mid-partition is improved; and the dedicated chassis is worth of high popularization and demonstration.
Description
Technical field
The utility model relates to a kind of mechanical lifting instrument, is specifically related to the chassis special of a kind of tunnel mid-board construction machinery.
Background technology
When runing simultaneously in a tunnel,, mid-board need be set in the tunnel upper and lower column rule is run in two separate space for solving ventilation, environment and the escape problem in tunnel for upper and lower column rule.The mid-board of correlation technique generally adopts cast-in-place concrete structure, and mid-board utilizes the bar planting mode to be connected with tunnel duct piece.There is following problem in this design: the one, and this type of mid-board height is all bigger, and generally all more than 6m, and thinner thickness generally is no more than 500mm, adopts the very inconvenience of formwork erection of constructing of cast-in-place mode, and speed of application is also slower; The 2nd, the concrete pouring quality of the junction of mid-board and tunnel duct piece is difficult to guarantee; The 3rd, mid-board and tunnel duct piece are fixed through bar planting, and mid-board has limited the vertical deformation of tunnel duct piece structure, have changed the stressed and deformation pattern of tunnel duct piece structure Design; The 4th, along the mid-board structure axis direction in tunnel; The segmentation of mid-board is longer; Usually about 20m, and the tunnel duct piece width is between 1m～1.5m, and the existence of mid-board has increased the coupling stiffness between the adjacent tunnel duct piece like this; Run counter to the design original intention that flexibly connects between the tunnel duct piece, unfavorable to the antidetonation of the mid-board structure in tunnel.
Therefore, those skilled in the art is devoted to develop a kind of mid-board structure of novel tunnel.Application number is the mid-board structure that 200910246077 Chinese utility model patent has proposed a kind of prefabricated; This mid-board is to extend the reinforced concrete precast member that is provided with along the length of tunnel direction; Tunnel duct piece links to each other through draw-in groove with said mid-board, and it is inboard that said draw-in groove is fixed in said tunnel duct piece, and is provided with and is used to accommodate the said mid-board upper end groove that Open Side Down; Said support rail platform links to each other through pedestal with said mid-board; Said pedestal is fixed in said support rail platform center, and is provided with the groove that the opening that is used to accommodate said mid-board bottom makes progress, and joint bar is reserved to fix with pedestal in the mid-board lower end.Establish rebate between the mid-board, paste fourth cyanogen cork-rubber between tenon, the peripheral elastic fireproof sealant filleting that adopts.
This kind structure is convenient to construction, saves the duration simultaneously, but has proposed new requirement for installation.The mid-board deadweight is heavier, and planar dimension is big, and member is thinner, and setting height(from bottom) is higher.Require assembling machine in circular tunnel, only can take the operation of half range road surface.Require assembling machine can both finely tune operation in all directions.The deadweight of assembling machine requires light as far as possible.In addition, assembling machine adopts electricity to drive, and considers that tunnel line is long, and the voltage drop problem of low-voltage power supply generation requires assembling machine power should not surpass 60kw satisfying under the situation of function of use.Present needleless still is to the special installation apparatus of this kind mid-board structure.
Summary of the invention
The purpose of the utility model is the weak point according to above-mentioned prior art; The chassis special of a kind of tunnel mid-board construction machinery is provided; This chassis special has satisfied the requirement of in the tunnel, satisfying the job site through frame being set, having and delegation walks guide wheel, the revolving dial of the drive sprocket of the fixing axle of motor output, axle that axle is parallel to said drive sprocket and is wound in the crawler belt between said drive sprocket and the guide wheel.
The utility model purpose realizes being accomplished by following technical scheme:
The chassis special of a kind of tunnel mid-board construction machinery; Relate to the installation of a kind of prefabricated mid-board in the tunnel; Comprise track rail assembly, frame and can horizontally rotate formula and be located at the revolving dial on the frame, it is characterized in that: the said track drive centre of sprocket line of the shaft centerline of said revolving dial distance be roughly forward and backward sprocket wheel wheelspan 1/3.
Constitute inboard spacing between the left and right sides crawler belt of said track rail assembly greater than the width of the vehicle that is used to transport said mid-board.
The gauge of said crawler belt is that 2500mm, wheelspan are 3300mm.
The utility model has the advantages that: each item performance of the chassis special that the utility model proposed satisfies the requirement of job site; Traditional relatively form of construction work; Can accelerate the construction period significantly, promote the construction quality of mid-board, have bigger popularization and demonstration meaning.
Description of drawings
Fig. 1 is a mid-board special-purpose machinery working state schematic representation among the utility model embodiment;
Fig. 2 is a mid-board special-purpose machinery unitary side view among the utility model embodiment;
Fig. 3 is the whole vertical view of mid-board special-purpose machinery among the utility model embodiment;
Fig. 4 is a chassis special part lateral view;
Fig. 5 is a chassis special part vertical view.
The specific embodiment
Through embodiment the utility model characteristic and other correlated characteristic are done further explain below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Shown in Fig. 1-5, label 1-15 representes respectively: track section of jurisdiction 1, mid-board 2, support rail platform 3, draw-in groove 4, pedestal 5, chassis special 6, frame 7, running motor 8, drive sprocket 9, guide wheel 10, revolving dial 11, track rail assembly 12, thrust wheel 13, holder sprocket wheel 14, mechanical arm 15.
Shown in Fig. 1; The tunnel mid-board structure that the utility model is related; It comprises some splicings mutually tunnel duct pieces 1, be positioned at least two mid-boards 2 that tunnel duct piece 1 and an end link to each other with tunnel duct piece 1, the support rail platform 3 that is positioned at tunnel duct piece 1; One end links to each other with support rail platform 3, the pedestal 5 that the other end and mid-board 2 links to each other, is connected the draw-in groove 4 of tunnel duct piece 1 and mid-board 2 respectively.Tunnel duct piece 1 spliced moulded the cylindrical of hollow that is.The cross section of mid-board 2 is " I " type, and it adopts prefabricated reinforced concrete structure, and along the bearing of trend in tunnel, the length of mid-board 2 is identical with the length of tunnel duct piece 1.Draw-in groove 4 is a prefabricated reinforced concrete structure also, which is provided with the groove of the upper end of accommodating mid-board 2, and 2 of this groove and mid-boards are reserved an amount of gap, are filled with the fire resistant flexible material in this gap.In addition, draw-in groove 4 and said tunnel duct piece 1 are for being fixedly connected, and in this embodiment, said draw-in groove member 8 links to each other through expansion bolt 6 with tunnel duct piece 1.Prepared screw-bolt hole on pedestal 5 realizes that bolt connects mid-board 2 and pedestal 5, makes things convenient for assembling construction, accelerates the assembly unit progress.
Referring to accompanying drawing 2-5, the manipulator that present embodiment is described is mainly used on a kind of mid-board special-purpose machinery, and this mid-board special-purpose machinery mainly is made up of chassis special 7, mechanical arm 15.
Wherein, the concrete structure of chassis special 7 is following:
Because crawler type walking mechanism tractive force is big, grounding pressure is little, and shortcoming is that translational speed is slow.The speed of travel lower (0.6 kilometer/hour) that requires when but the median septum operation is installed, so walking mechanism adopts crawler type.
This device is the chassis special of mid-board construction machinery, by the frame 7 of H type, hydraulic moving motor 8, drive sprocket 9, thrust wheel 13, holder sprocket wheel 14, guide wheel 10, be wound in track rail assembly 12 between drive sprocket 9 and the guide wheel 10, revolving dial 11 etc. and partly form.The body of two running motors 8 is individually fixed in two rear sides of frame 7, and its output drives and connects drive sprocket 9, makes the hydraulic moving horse from the hydraulic oil of oil pump, and 8 rotate, and rotate thereby drive drive sprocket 9.Thereby drive sprocket 9 moves chassis whole with the relative motion of track rail assembly 12.Two guide wheels 10 are loaded on two front sides of frame 7, and its axle that is parallel to drive sprocket 9 is provided with.Thrust wheel 13 links to each other with frame 7 and is bearing on the track rail assembly 12, the weight of supporting machinery.Holder sprocket wheel 14 is contained on the frame 7 of both sides, and the axle of thrust wheel 13 and holder sprocket wheel 14 all is parallel to the axle of said drive sprocket 9.Revolving dial 11 is installed in the upper end of frame 7, and can horizontally rotate, and can relatively rotate thereby drive mechanical arm 15 parts.Motor, high-pressure oil pump, hydraulic oil container, hydraulic oil radiator, control system, balance weight are housed on the revolving dial 11.
The main structure parameters of chassis special 7: track pitch 154mm, track shoe width 400mm, wheelspan 3300mm, gauge 2500mm, employing fluid motor-driven.To consider during the meter walking mechanism; The centre of gyration of mid-board special-purpose machinery is wanted as close as possible mid-board 2; So the gauge of 2500mm has guaranteed that mid-board special-purpose machinery both sides track rail assembly 12 can insert the mid-board member has been transported outside the battery truck in tunnel that mid-board 2 is more near the machinery rotation center.
Simultaneously chassis special 7 different with the chassis special of routine have different as follows:
1, the turning cylinder of revolving dial 11 is very near from drive sprocket 9 centers, and its distance approximates 1/3 of wheel base, and this ratio is about 1/2 in the common chassis special.
2, left and right sides track gage broad, between crawler belt inboard width greater than the width of transport member vehicle, thereby can make the chassis more near member, stability and alleviated mechanical weight when having improved mechanical work greatly.
Claims (3)
1. the chassis special of a tunnel mid-board construction machinery; Relate to the installation of a kind of prefabricated mid-board in the tunnel; Comprise track rail assembly, frame and can horizontally rotate formula and be located at the revolving dial on the frame, it is characterized in that: the said track drive centre of sprocket line of the shaft centerline of said revolving dial distance be roughly forward and backward sprocket wheel wheelspan 1/3.
2. the chassis special of a kind of tunnel according to claim 1 mid-board construction machinery is characterized in that: constitute inboard spacing between the left and right sides crawler belt of said track rail assembly greater than the width of the vehicle that is used to transport said mid-board.
3. the chassis special of a kind of tunnel according to claim 1 mid-board construction machinery is characterized in that: the gauge of said crawler belt is that 2500mm, wheelspan are 3300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120261915 CN202202875U (en) | 2011-07-23 | 2011-07-23 | Dedicated chassis for machinery used in tunnel mid-partition construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120261915 CN202202875U (en) | 2011-07-23 | 2011-07-23 | Dedicated chassis for machinery used in tunnel mid-partition construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202202875U true CN202202875U (en) | 2012-04-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120261915 Expired - Fee Related CN202202875U (en) | 2011-07-23 | 2011-07-23 | Dedicated chassis for machinery used in tunnel mid-partition construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202202875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627882A (en) * | 2020-12-21 | 2021-04-09 | 上海市基础工程集团有限公司 | Transfer machine tool for large shield tunnel mid-partition and mounting method |
-
2011
- 2011-07-23 CN CN 201120261915 patent/CN202202875U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627882A (en) * | 2020-12-21 | 2021-04-09 | 上海市基础工程集团有限公司 | Transfer machine tool for large shield tunnel mid-partition and mounting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI UBAN CONSTRUCTION GROUP MUNICIPAL ENGINEE Free format text: FORMER NAME: SHANGHAI NO.2 MUNICIPAL ENGINEERING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 200232 Xuhui District, Liuzhou Wu Road, Lane No. 13, No. 3, No. Patentee after: Shanghai urban construction Municipal Engineering (Group) Co., Ltd. Address before: 200232 Xuhui District, Liuzhou Wu Road, Lane No. 13, No. 3, No. Patentee before: Shanghai No.2 Municipal Engineering Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20200723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |