CN201554467U - Overhead needle beam hydraulic steel mould trolley - Google Patents
Overhead needle beam hydraulic steel mould trolley Download PDFInfo
- Publication number
- CN201554467U CN201554467U CN2009203155742U CN200920315574U CN201554467U CN 201554467 U CN201554467 U CN 201554467U CN 2009203155742 U CN2009203155742 U CN 2009203155742U CN 200920315574 U CN200920315574 U CN 200920315574U CN 201554467 U CN201554467 U CN 201554467U
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- frame
- mould
- needle beam
- needle
- beam frame
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Abstract
The utility model discloses an overhead needle beam hydraulic steel mould trolley, which is more convenient for operation. The trolley comprises a mould board system and a beam frame which are mutually connected; the mould board system consists of a top mould, a bottom mould and a lateral mould which are mutually connected; two ends of a needle beam are connected onto a front-portion support and a rear-portion support after penetrating through the beam frame; the beam frame and the needle frame are positioned on the upper portion of an inner cavity of the mould board system; the top mould is connected with the beam frame; an upper walking frame and a lower walking frame are respectively arranged on the top mould and the beam frame; the needle beam is a walking rail of the upper walking frame and the lower walking frame; the beam frame is respectively connected with the bottom mould and the lateral mould through a bottom mould support and a lateral mould support; and a winding mechanism arranged on the needle beam is connected with the beam frame through guide mechanisms and traction bottle gourds, wherein the guide mechanisms are arranged at the two ends of the needle beam, and the traction bottle gourds are arranged at two ends of the beam frame. The overhead needle beam hydraulic steel mould trolley is favorable for operating staffs to pass through and perform construction inside the trolley, favorable for walking inside a tunnel and favorable for improving concrete lining quality at the bottom portion of the tunnel, strengthens stiffness and straightness of mould boards, and is mainly adaptable to small and medium-sized circular tunnels.
Description
Technical field
The utility model relates to the needle beam formula hydraulic pressure steel form carrier that usefulness is built in a kind of tunnel by laying bricks or stones.
Background technology
Needle beam formula hydraulic pressure steel form carrier is mainly used in the whole lining cutting of power station tunnel, and whole chassis is reached by template system, needle beam, beam frame, base to be formed middle regulator, anti-floating system, running gear and hoisting mechanism etc.
Usually needle beam formula hydraulic pressure steel form carrier is a wholecircle needle beam formula hydraulic pressure steel form carrier, and just the outline of finger print plate system is circular, and promptly all same center of circle of backform, side form, bed die and corresponding respectively central angle sum are 360 °.
Described template is to generally comprise the longitudinal spliced templates of many groups, every group of template is made up of backform, side form, bed die, backform, side form, bed die connect with bolt or bearing pin mutually, each is organized between the template and also connects with bolt or bearing pin, template system is used for the shaping of tunnel, and the shape and size of tunnel mainly restrict by it.Consider the compression of concrete to template, the radius of template generally designs greatlyyer than tunnel theory radius.In order to strengthen the whole bonding strength between the template, also design has the template tie-beam sometimes.
Described needle beam is the stressed support platform of punching block, also is the track of trolley running, and it generally adopts the truss-like combining structure of angle steel assembling.The upper and lower surface of needle beam is provided with the walking track, and described walking track generally adopts square steel, and in order to transport with easy for installation, the general merogenesis of needle beam is made, joint with save between be connected with high-strength bolt.
Described beam frame comprises a door frame, the bottom of door frame and the crossbeam on the bed die constitute frame construction by Bolt Connection, walker corresponding to needle beam walking track respectively is installed in the upper and lower part of frame construction, needle beam passes from the inside of beam frame, door frame also is simultaneously a structure of installing and support side form, backform telescopic oil cylinder, it is connected with template system with oil cylinder by each supporting jack, and bears the pressure of lining cutting layer.According to building diameter and lining thickness, for intensity and the stability that strengthens door frame, generally also designing between the door frame column has tie-beam and diagonal member etc., and door frame column and crossbeam generally adopt i iron to make.
The front and rear portions bearing is separately positioned on the front and back ends of chassis needle beam, the front and rear portions bearing is the stressed fulcrum of needle beam, the total weight of chassis all drops on two bases during lining cutting, on general each base two vertical hydraulic jacks are installed and are withstood chassis needle beam lower surface, the flexible of vertical oil cylinder can make needle beam rise and decline, the demoulding and the formwork erection that are used for bed die, vertical oil cylinder simultaneously as the template vertical direction to middle regulator; A cross cylinder also respectively is installed as template horizontal centring adjusting device on the front and rear portions bearing, utilizes it left and rightly to move that to adjust template be that center line and tunnel center line match, adjust so that template is the centering of horizontal direction.Chassis generally all disposes the anti-overturning devices of vertical hydraulic jack, and what guarantee vertical hydraulic jack is subjected to force direction on the center line of oil cylinder, avoids the oil cylinder unstability to damage.
Described anti-floating system is used to prevent when poring rate is too fast punching block because of the moving up of concrete buoyancy, and described anti-floating system refers to be installed in four vertical anti-floating jack that template is top, two ends, with restriction concrete buoyancy function.Sometimes, described anti-floating system also is included in four horizontal jack of the left and right sides installation of needle beam rear and front end, and these four horizontal jack can avoid needle beam and punching block to produce lateral displacement under the effect of concrete tension force, thereby prevent faulting of slab ends when building.
Described running gear refers to be installed in the quadruplet walker of the upper and lower of needle beam in the door frame of beam frame, walker is made up of parts such as bearing and rollers, therefore needle beam can move on the roller of walker in company with its walking track, roller generally adopts the roller on belt wheel limit, can not swing when needle beam or punching block are moved.Described hoisting mechanism comprises two hoist engines that are installed in beam frame end; wire rope on the lifting drum is fixed on beam frame end after walking around the pulley that is arranged on the needle beam near-end; driving two reels by motor through reducer rotates synchronously; another reel was emitted wire rope when a reel tightened up wire rope; make punching block and needle beam do relative motion by the traction of wire rope; promptly fixedly needle beam move punching block or fixedly punching block move needle beam, thereby finish moving of chassis.Because generally leave certain walking gap for the friction that reduces to walk between the walking train of installing on the walking track of needle beam and the beam frame, the positioner that is arranged between needle beam and the beam frame also is being equipped with on the chassis, be used for when concrete perfusion, remedying described walking gap, make between needle beam and beam frame, the template to be fastenedly connected.
Chassis generally also is equipped with and is arranged on the bulkhead that the template end face is used for interval between shutoff excavation face and the template.
To the middle-size and small-size circular tunnel of cross section diameter less than 3.5m, adopt the needle beam formula chassis of existing structure, set template supports and takies more inner space between the inner because beam frame of its template system and backform, the side form, causes operating personnel's extremely inconvenience such as operation of passing through, vibrate.
The utility model content
The deficiency of inconvenient operation when being applied to middle-size and small-size circular tunnel, technical problem to be solved in the utility model in order to overcome existing gantry type hydraulic pressure steel form carrier provide a kind of more convenient operation on put needle beam formula hydraulic pressure steel form carrier.
The technical scheme that its technical problem that solves the utility model adopts is: on put needle beam formula hydraulic pressure steel form carrier, comprise interconnective template system and beam frame, template system is made up of interconnective backform, bed die, side form, the needle beam two ends are connected on anterior bearing, the rear portion bearing after passing the beam frame, it is inner chamber top that described beam frame and needle beam are positioned at template, the beam frame is connected on the backform, backform is provided with walker, the beam frame is provided with down walker, and needle beam is the walking track of last walker and following walker; The beam frame supports by bed die respectively and is connected with bed die, side form with the side form support.
Described needle beam is provided with hoisting mechanism, and hoisting mechanism is connected with the beam frame with the traction cucurbit that is arranged on beam frame two ends by the guiding mechanism that is arranged on the needle beam two ends.
Described bed die support and side form support and connection are in the bottom of beam frame.
The beneficial effects of the utility model are: but same disposal molding section more helps operating personnel and walks in chassis inside and construct; Increased the demoulding space of template, help walking and bend current of chassis in tunnel, help improving tunnel floor concrete lining quality, beam frame and backform link together, strengthen the stiffness and the straightness accuracy of template, mainly be applicable to middle-size and small-size circular tunnel.
Description of drawings
Fig. 1 is the cross sectional representation of existing needle beam formula hydraulic pressure steel form carrier.
Fig. 2 is the cross sectional representation of the utility model chassis.
Fig. 3 is the working state schematic representation of the utility model chassis.
Fig. 4 is that the A of Fig. 2 is to view.
Fig. 5 is that the B of Fig. 2 is to view.
Be labeled as among the figure, the 1-bed die, the 2-bed die supports, the 3-side form, the 4-side form supports, 5-backform, the last walker of 6-, walker under the 7-, 8-template pin, 9-beam frame, the 10-needle beam, 11-supports, the template articulated beam, the 12-hydraulic system, the 13-electrical system, 14-draws cucurbit, 15-form plug, the 16-guiding mechanism, 17-hoisting mechanism, 18-anti-floating system, 19-hydraulic operation platform, the anterior bearing of 20-, 21-rear portion bearing, the 22-template is to middle regulator, and 23-vertically supports.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
As shown in Figure 1, existing needle beam formula hydraulic pressure steel form carrier, template system is by interconnective backform 5, bed die 1, side form 3 is formed, wherein the side form 3 of a backform 5 and a side hinged and with side form 3 pin joints of opposite side, beam frame 9 is connected with bed die 1, it is the inner chamber middle part that beam frame 9 and needle beam 10 are positioned at template, it is corresponding with the walking track on the needle beam 10 with following walker 7 that beam frame 9 is respectively arranged with walker 6 up and down, beam frame 9 left and right sides respectively by side form support 4 with about side form 3 be connected, beam frame 9 tops are supported 23 and are connected with backform 5 by vertical, because beam frame 9 and with backform 5, set template supports and takies more lower space between the side form 3, causes operating personnel current, the operation etc. of vibrating is extremely inconvenient.
As Fig. 2, Fig. 3, shown in the Figure 4 and 5, put needle beam formula hydraulic pressure steel form carrier on of the present utility model, comprise interconnective template system and beam frame 9, template system is by interconnective backform 5, bed die 1, side form 3 is formed, wherein the side form 3 of a bed die 1 and a side hinged and with side form 3 pin joints of opposite side, it is inner chamber top that described beam frame 9 and needle beam 10 are positioned at template, reduce and take the lower space that template is an inner chamber, helping operating personnel walks in chassis inside and constructs, increased the demoulding space of template, it is current to help walking and the bend of chassis in tunnel, beam frame 9 is connected on the backform 5, the stiffness and the straightness accuracy of template have been strengthened, backform 5 is provided with walker 6, beam frame 9 is provided with down walker 7, needle beam 10 is the walking track of last walker 6 and following walker 7, the permission haul distance of needle beam 10 is at least the twice that template is a length, needle beam 10 two ends are connected anterior bearing 20 after passing beam frame 9, on the rear portion bearing 21, anterior bearing 20, be provided with template on the rear portion bearing 21 to middle regulator 22 and anti-floating system 18, beam frame 9 is respectively by bed die support 2 and side form support 4 and bed die 1, side form 3 connects, the corresponding support, pass through between template to support, template articulated beam 11 connects, end at needle beam 10 is provided with hoisting mechanism 17, hoisting mechanism 17 is connected with beam frame 9 with the traction cucurbit 14 that is arranged on beam frame 9 two ends by the guiding mechanism 16 that is arranged on needle beam 10 two ends, thereby can replace mobile needle beam 10 and template system, make things convenient for chassis mobile working position, rear portion bearing 21 is provided with hydraulic operation platform 19, and hydraulic system 12 and the electrical system 13 that is used for chassis control is installed above.
Because adopt the one-shot forming of wholecircle needle beam chassis, tunnel floor is easy to generate bubble, adopts overhead needle beam chassis, when the bottom concrete reached initial set, operating personnel can throw off bed die 1 earlier, adopted then and manually the bottom were handled.Help improving tunnel floor concrete lining quality.
Claims (3)
1. put needle beam formula hydraulic pressure steel form carrier on, comprise interconnective template system and beam frame (9), template system is by interconnective backform (5), bed die (1), side form (3) is formed, needle beam (10) two ends are connected anterior bearing (20) after passing beam frame (9), on the rear portion bearing (21), it is characterized in that: it is inner chamber top that described beam frame (9) and needle beam (10) are positioned at template, beam frame (9) is connected on the backform (5), backform (5) is provided with walker (6), beam frame (9) is provided with down walker (7), and needle beam (10) is the walking track of last walker (6) and following walker (7); Needle beam (10) is positioned at template and fastens portion, and beam frame (9) supports (2) by bed die respectively and is connected with bed die (1), side form (3) with side form support (4).
2. put needle beam formula hydraulic pressure steel form carrier on as claimed in claim 1, it is characterized in that: described needle beam (10) is provided with hoisting mechanism (17), and hoisting mechanism (17) is connected with beam frame (9) with the traction cucurbit (14) that is arranged on beam frame (9) two ends by the guiding mechanism (16) that is arranged on needle beam (10) two ends.
3. put needle beam formula hydraulic pressure steel form carrier on as claimed in claim 1 or 2, it is characterized in that: described bed die supports (2) and side form supports the bottom that (4) are connected beam frame (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203155742U CN201554467U (en) | 2009-11-24 | 2009-11-24 | Overhead needle beam hydraulic steel mould trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203155742U CN201554467U (en) | 2009-11-24 | 2009-11-24 | Overhead needle beam hydraulic steel mould trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201554467U true CN201554467U (en) | 2010-08-18 |
Family
ID=42614149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203155742U Expired - Fee Related CN201554467U (en) | 2009-11-24 | 2009-11-24 | Overhead needle beam hydraulic steel mould trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201554467U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230381A (en) * | 2011-06-02 | 2011-11-02 | 中铁五局集团第一工程有限责任公司 | Hollow needle beam lining trolley |
| CN102808632A (en) * | 2012-08-17 | 2012-12-05 | 北京市政建设集团有限责任公司 | Full-circle type formwork trolley assembly and construction method thereof |
-
2009
- 2009-11-24 CN CN2009203155742U patent/CN201554467U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230381A (en) * | 2011-06-02 | 2011-11-02 | 中铁五局集团第一工程有限责任公司 | Hollow needle beam lining trolley |
| CN102230381B (en) * | 2011-06-02 | 2013-03-20 | 中铁五局集团第一工程有限责任公司 | Hollow needle beam lining trolley |
| CN102808632A (en) * | 2012-08-17 | 2012-12-05 | 北京市政建设集团有限责任公司 | Full-circle type formwork trolley assembly and construction method thereof |
| CN102808632B (en) * | 2012-08-17 | 2015-02-04 | 北京市政建设集团有限责任公司 | Full-circle type formwork trolley assembly and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20131124 |