CN209799985U - Trestle bridge template stabilizing device - Google Patents

Abstract

The utility model provides a trestle template stabilizing device, the telescopic suspension arm is inserted in the horizontal suspension arm, the telescopic suspension arm is connected with the horizontal suspension arm through the telescopic oil cylinder, the telescopic suspension arm is connected with the fixed spindle nose through the end far away from the horizontal suspension arm, the horizontal suspension arm is provided with the sliding sleeve, the sliding sleeve is connected with the horizontal suspension arm through the translation oil cylinder, the sliding sleeve is provided with the mold moving device below, the utility model can drive the horizontal suspension arm to move through the walking mechanism, the mold moving device can lift up the whole template or the half template, the limitation of the trestle transportation and installation template is solved, the lifting range of the template is enlarged through the sliding sleeve, the automatic positioning and demolding are carried out, the manual assistance is not needed, the working efficiency is improved, the manufacturing and maintenance cost is reduced, the fixed spindle nose is arranged on the telescopic suspension arm, the fixed spindle nose is embedded into the, simple operation, wide application and easy popularization.

Description

Trestle bridge template stabilizing device

Technical Field

The utility model relates to a landing stage technical field, concretely relates to landing stage template stabilising arrangement.

Background

With the progress of tunnel construction technology in China, the requirement on mechanization of inverted arch construction is higher and higher, and although some manufacturers can provide self-propelled hydraulic inverted arch trestles at present, inverted arch trolleys serving as auxiliary equipment cannot meet the requirements of positioning of inverted arch templates and inverted arch flow line operation of variable cross-section tunnels. When the tunnel is constructed, the bottom arc of the excavated section is called an inverted arch; in the construction process of the tunnel inverted arch part, an inverted arch trestle needs to be built on an inverted arch excavation surface to communicate the excavation surface at the front end of the tunnel with a channel of a filling surface at the rear end of the tunnel, and the filling surface is a term for concrete construction of the inverted arch.

The factors are combined, the trolleys are hung on two sides of the existing trestle in the market, the use modes of 'three movable trolley structures (CN 208089302U) arranged on the trestle' of five new template limited companies in Hunan and 'built-in variable-arm long wind energy generator self-provided crane' (CN 201220032689.2) in Fukang engineering machinery factory in east Tai city in Jiangsu salt city are compared, and the use modes are comprehensively considered to be more suitable for the actual field use requirements.

Has the following disadvantages: 1. the movable trolley power system is controlled by a hydraulic motor, the later-stage hydraulic fault hidden danger is not easy to discover, the hydraulic maintenance cost is too high, and a user can only simply check the hydraulic driving system.

2. The movable trolley is only used for carrying the full-arc inverted arch template and the paving equipment, and the template needs to be manually assisted in positioning, so that the working efficiency is greatly reduced.

3. The limited movable trolley for hoisting the template can only hoist a full-width template and cannot hoist a half-width template.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a landing stage template stabilising arrangement.

The purpose of the utility model is realized with the following mode:

The utility model provides a landing stage template stabilising arrangement, includes the landing stage, and landing stage one side is equipped with running gear, running gear is including the walking box, the articulated arc davit in walking box top, the arc davit other end is through the articulated walking box below of lift cylinder, and the fixed horizontal davit of arc davit, horizontal davit are connected to horizontal davit, flexible davit alternates in horizontal davit, and horizontal davit is connected through flexible cylinder to flexible davit, and the one end that horizontal davit was kept away from to flexible davit is connected fixed spindle nose, is equipped with the sliding sleeve on the horizontal davit, and the sliding sleeve passes through the translation cylinder and connects horizontal davit, the sliding sleeve.

One side of the transverse suspension arm is provided with a translation oil cylinder, and the other side of the transverse suspension arm is provided with a telescopic oil cylinder.

the front end of the fixed shaft head is conical.

A plurality of pin holes which are uniformly arranged are arranged below the sliding sleeve, and the sliding sleeve is connected with the mold moving device through a pin shaft.

The mould moving device comprises a supporting sleeve rod, an adjusting rod and a mechanical claw, wherein the supporting sleeve rod comprises a supporting sleeve and a supporting rod, the supporting rod is inserted into the supporting sleeve, the supporting sleeve and the supporting rod are both provided with fixed through holes, one end of the supporting rod is hinged with the mechanical claw, one end of the adjusting rod is hinged with the mechanical claw, and the other end of the adjusting rod is connected with a sliding sleeve through a pin shaft.

The support sleeve is L-shaped, the lower end of the support sleeve is connected with the support rod through a fixed shaft, and the upper end of the support sleeve is connected with the sliding sleeve through a pin shaft.

The lifting oil cylinder, the translation oil cylinder and the telescopic oil cylinder are all hydraulic oil cylinders.

The adjusting rod comprises a screw rod I, a screw rod II and a threaded pipe, the screw direction of the screw rod I is opposite to that of the screw rod II, one end of the threaded pipe is in threaded connection with the screw rod I, and the other end of the threaded pipe is in threaded connection with the screw rod II.

Running gear still includes track roof beam, walking sprocket, chain and motor, track roof beam and landing stage fixed connection, the motor is installed at the walking incasement, and the output shaft of motor connects the walking sprocket, walking case both sides are equipped with the slider, the slider is installed in the track roof beam, and the walking case passes through the slider and can slide along the track roof beam, and the walking sprocket is connected with the chain, is equipped with the chain groove at landing stage one side middle part, and the chain is installed in the chain groove.

Compared with the prior art, the utility model discloses can drive horizontal davit through running gear and remove, the mould shifting device can hoist full template or half template, solves landing stage transportation installation template's limitation, enlarges the handling scope of template through the sliding sleeve, and the drawing of patterns of taking one's place automatically need not artifical supplementary, improves work efficiency, reduces and makes and cost of maintenance, is equipped with fixed spindle nose on the flexible davit, and at the during operation, flexible davit will fix spindle nose embedding tunnel inner wall, and increase stability avoids the landing stage to produce when hanging the template and rocks, the utility model discloses simple structure, the operation is simple and easy, and the usage is extensive, very easily promotes.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is a side view of the present invention.

Fig. 4 is a schematic diagram of the operation of the present invention.

Fig. 5 is a schematic structural diagram of an arc-shaped suspension arm.

The lifting device comprises a trestle 1, an arc-shaped suspension arm 2, a lifting oil cylinder 3, a translation oil cylinder 4, a sliding sleeve 5, a supporting sleeve 6, a supporting rod 7, a threaded pipe 8, a lead screw I9, a lead screw II 10, a traveling box body 11, a track beam 12, a motor 13, a chain wheel 14, a chain 15, a chain groove 16, a sliding block 17, a template 18, a tunnel 19, a telescopic suspension arm 20, a fixed shaft head 21 and a transverse suspension arm 23.

Detailed Description

As shown in the accompanying drawings 1 to 5, a trestle template stabilizing device comprises a trestle 1, wherein a travelling mechanism is arranged on one side of the trestle 1, the travelling mechanism comprises a travelling box body 11, an arc-shaped suspension arm 2 is hinged above the travelling box body 11, the other end of the arc-shaped suspension arm 2 is hinged below the travelling box body 11 through a lifting oil cylinder 3, the arc-shaped suspension arm 2 is fixedly connected with a horizontal suspension arm 23, the arc-shaped suspension arm 2 is rivet-welded with the horizontal suspension arm 23, the horizontal suspension arm 23 is connected with a telescopic suspension arm 20, the telescopic suspension arm 20 is inserted into the horizontal suspension arm 23, the telescopic suspension arm 20 is connected with the horizontal suspension arm 23 through a telescopic oil cylinder 22, one end, far away from the horizontal suspension arm 23, of the telescopic suspension arm 20 is connected with a fixed shaft head 21, a sliding.

The working process of the utility model is as follows: when a tunnel 19 is constructed, the formwork moving device fixes the formwork 18 or the half formwork 18, the transverse suspension arm 23 is moved upwards through the lifting oil cylinder 3, so that the formwork 18 is lifted, the travelling mechanism drives the formwork 18 to move along the trestle 1 to reach a specified position, the telescopic oil cylinder 22 starts to work, the telescopic suspension arm 20 is pushed out, the fixed shaft head 21 is inserted into the tunnel wall, the transverse suspension arm 23 is fixed, the formwork 18 is prevented from shaking during demoulding, and the formwork 18 falls down, so that the demoulding of the formwork 18 is completed.

A translation oil cylinder is arranged on one side of the transverse suspension arm 23, and a telescopic oil cylinder 22 is arranged on the other side of the transverse suspension arm 23, so that interference is prevented.

The front end of the fixed shaft head 21 is conical, so that the fixed shaft head can be conveniently embedded into a wall body, and the resistance is reduced.

Furthermore, a plurality of pin holes which are evenly arranged are arranged below the sliding sleeve 5, the sliding sleeve 5 is connected with the mold moving device through a pin shaft, and the pin holes are arranged below the sliding sleeve 5, so that the position of the mold moving device can be conveniently adjusted.

Further, the mould shifting device includes supporting loop bar, regulation pole and gripper, supporting the loop bar including supporting cover 6 and bracing piece 7, bracing piece 7 alternates in supporting cover 6, supports cover 6 and bracing piece 7 and all is equipped with fixed perforation, and the articulated gripper of bracing piece 7 one end adjusts the articulated gripper of pole one end, adjusts the pole other end and passes through round pin hub connection sliding sleeve 5, supports loop bar, adjusts the pole, sliding sleeve 5 and gripper and constitutes similar triangle-shaped, prevents the reciprocal movement, avoids 18 position of template to remove and increases working strength, increases the intensity of device simultaneously.

Further, support cover 6 and be the L type, support 6 lower extremes of cover and be connected with bracing piece 7 through the fixed axle, support 6 upper ends of cover and pass through round pin hub connection sliding sleeve 5, promote hydro-cylinder 3 and translation hydro-cylinder 4 and be hydraulic cylinder, adjust the pole and include lead screw I9, lead screw II 10 and screwed pipe 8, the screw thread opposite direction of lead screw I9 and lead screw II 10, 8 one end threaded connection lead screw I9 of screwed pipe, threaded connection lead screw II 10 of the other end of threaded rod, adjust the pole and can realize the fine setting of 18 angles of template, rotate the length of the adjustable lead screw I9 of threaded rod and lead screw II 10 to change the length of adjusting the pole, bracing piece 7 and the fixed perforation one-to-one of supporting cover 6 can realize the adjustment.

Running gear still includes track roof beam 12, walking sprocket 14, chain 15 and motor 13, track roof beam 12 and 1 fixed connection of landing stage, motor 13 installs at walking incasement, and the output shaft of motor 13 is connected walking sprocket 14, walking case both sides are equipped with slider 17, slider 17 installs in track roof beam 12, and walking case passes through slider 17 and can follow track roof beam 12 and slide, and walking sprocket 14 is connected with chain 15, is equipped with chain groove 16 in landing stage 1 one side middle part, and chain 15 installs in chain groove 16, and motor 13 drives walking sprocket 14, installs chain 15 in chain groove 16, can make walking sprocket 14 remove in chain groove 16, and the drive of motor 13 provides power, and chain groove 16 adopts the angle steel, and walking case passes through slider 17 and connects track roof beam 12, is equipped with the spout in the track roof beam 12, through the drive of motor 13, and walking case removes in track roof beam 12.

It is particularly noted that the motor is a dc motor or an ac motor, which is well known to the person skilled in the art and will not be described in detail in this application.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims (9)

1. The utility model provides a landing stage template stabilising arrangement, includes the landing stage, its characterized in that: trestle one side is equipped with running gear, running gear includes the walking box, the articulated arc davit of walking box top, the arc davit other end is through the articulated walking box below of lift cylinder, and the fixed horizontal davit of arc davit, horizontal davit are connected flexible davit, flexible davit alternates in horizontal davit, and horizontal davit is connected through flexible hydro-cylinder to flexible davit, and fixed spindle nose is connected to the one end that horizontal davit was kept away from to flexible davit, is equipped with the sliding sleeve on the horizontal davit, and the sliding sleeve passes through the translation hydro-cylinder and connects horizontal davit, the sliding sleeve below is.

2. The trestle template stabilizing device according to claim 1, characterized in that: one side of the transverse suspension arm is provided with a translation oil cylinder, and the other side of the transverse suspension arm is provided with a telescopic oil cylinder.

3. The trestle template stabilizing device according to claim 1, characterized in that: the front end of the fixed shaft head is conical.

4. The trestle template stabilizing device according to claim 1, characterized in that: a plurality of pin holes which are uniformly arranged are arranged below the sliding sleeve, and the sliding sleeve is connected with the mold moving device through a pin shaft.

5. The trestle template stabilizing device according to claim 4, characterized in that: the mould moving device comprises a supporting sleeve rod, an adjusting rod and a mechanical claw, wherein the supporting sleeve rod comprises a supporting sleeve and a supporting rod, the supporting rod is inserted into the supporting sleeve, the supporting sleeve and the supporting rod are both provided with fixed through holes, one end of the supporting rod is hinged with the mechanical claw, one end of the adjusting rod is hinged with the mechanical claw, and the other end of the adjusting rod is connected with a sliding sleeve through a pin shaft.

6. The trestle template stabilizing device according to claim 5, characterized in that: the support sleeve is L-shaped, the lower end of the support sleeve is connected with the support rod through a fixed shaft, and the upper end of the support sleeve is connected with the sliding sleeve through a pin shaft.

7. The trestle template stabilizing device according to claim 4, characterized in that: the lifting oil cylinder, the translation oil cylinder and the telescopic oil cylinder are all hydraulic oil cylinders.

8. The trestle template stabilizing device according to claim 6, characterized in that: the adjusting rod comprises a screw rod I, a screw rod II and a threaded pipe, the screw direction of the screw rod I is opposite to that of the screw rod II, one end of the threaded pipe is in threaded connection with the screw rod I, and the other end of the threaded pipe is in threaded connection with the screw rod II.

9. The trestle template stabilizing device according to claim 1, characterized in that: running gear still includes track roof beam, walking sprocket, chain and motor, track roof beam and landing stage fixed connection, the motor is installed at the walking incasement, and the output shaft of motor connects the walking sprocket, walking case both sides are equipped with the slider, the slider is installed in the track roof beam, and the walking case passes through the slider and can slide along the track roof beam, and the walking sprocket is connected with the chain, is equipped with the chain groove at landing stage one side middle part, and the chain is installed in the chain groove.