CN218170844U

CN218170844U - Box girder end mould shedder

Info

Publication number: CN218170844U
Application number: CN202221310590.4U
Authority: CN
Inventors: 吴玉伟; 崔长宽; 雷志伟; 隗立聪; 刘贤; 马海彬; 方文杰; 郝伟; 王进
Original assignee: China Railway Sixth Group Co Ltd; Fengqiao Bridge Co Ltd of China Railway Sixth Group Co Ltd
Current assignee: China Railway Sixth Group Co Ltd; Fengqiao Bridge Co Ltd of China Railway Sixth Group Co Ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-12-30
Anticipated expiration: 2032-05-27

Abstract

The utility model provides a demoulding device for a box girder end mould, which comprises a fixed sleeve, a sliding adjusting strip, a hook and a telescopic pushing piece, wherein the fixed sleeve is connected on the outer side surface of the end mould and is horizontally communicated; the sliding adjusting strip is connected with the fixed sleeve in a sliding mode and extends to the outside of the fixed sleeve, the sliding adjusting strip and the fixed sleeve are locked through a limiting pin penetrating through the fixed sleeve and the sliding adjusting strip, and a downward extending abutting block is arranged at the outer end of the sliding adjusting strip; the hook is arranged at the bottom of the sliding adjusting strip; the outer peripheral wall of the telescopic pushing piece is provided with a hanging ring which is connected with the hook in a hanging and connecting mode, one end of the telescopic pushing piece is abutted to the bottom die, and the other end of the telescopic pushing piece is abutted to the abutting block and used for pushing the abutting block to drive the end die to be separated from the box girder through the fixing sleeve. The utility model provides a case beam-ends mould shedder through the extension of flexible top ejector, makes the fixed sleeve drive the end mould and breaks away from the case roof beam, has improved the drawing of patterns efficiency of end mould.

Description

Box girder end mould shedder

Technical Field

The utility model belongs to the technical field of the construction, more specifically say, relate to a case beam-ends mould shedder.

Background

With the large-scale rise of high-speed rail construction, large-scale prefabricated box girders are widely applied. After concrete pouring is finished for a period of time, demoulding is needed to be carried out on the concrete precast box girder, namely, the concrete surfaces of the template and the box girder are separated. The box girder template can be divided into an inner side template and an outer side template, and the outer side template mainly comprises a side template, a bottom template and an end template.

At present when the drawing of patterns of carrying out the end mould, often make end mould and case roof beam separation with the help of sledge hammer and jimmy, but this kind of mode makes the case roof beam receive external impact force or extrusion force too big, causes the condition that the large tracts of land concrete drops to appear in the tip of case roof beam to need a large amount of personnel to repair the case roof beam once more, reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a case roof beam end mould shedder can make end mould and case roof beam separation under the prerequisite that does not damage the case roof beam.

In order to achieve the above object, the utility model adopts the following technical scheme: the box girder end mold demolding device comprises a fixed sleeve, a sliding adjusting strip, a hook and a telescopic pushing piece, wherein the fixed sleeve is connected to the outer side surface of an end mold and is horizontally communicated with the outer side surface of the end mold; the sliding adjusting strip is connected with the fixed sleeve in a sliding mode and extends to the outside of the fixed sleeve, the sliding adjusting strip and the fixed sleeve are locked through a limiting pin penetrating through the fixed sleeve and the sliding adjusting strip, and a downward extending abutting block is arranged at the outer end of the sliding adjusting strip; the hook is arranged at the bottom of the sliding adjusting strip; the outer peripheral wall of the telescopic pushing piece is provided with a hanging ring which is connected with the hook in a hanging and connecting mode, one end of the telescopic pushing piece is abutted to the bottom die, and the other end of the telescopic pushing piece is abutted to the abutting block and used for pushing the abutting block to drive the end die to be separated from the box girder through the fixing sleeve.

In a possible implementation mode, the sliding adjusting strip comprises an adjusting frame sleeved on the periphery of the sliding adjusting strip, the adjusting frame is in sliding fit with the sliding adjusting strip in the up-down direction, an adjusting rod penetrating through the top surface of the adjusting frame is connected to the adjusting frame in a threaded mode, the adjusting rod is connected with the sliding adjusting strip in a rotating mode, and the hook is arranged at the bottom of the adjusting frame.

In some embodiments, the two sides of the sliding adjusting strip are respectively provided with a sliding rail extending along the vertical direction, and the sliding rail is provided with sliding grooves used for accommodating the two side walls of the adjusting frame and being in sliding fit with the two side walls of the adjusting frame.

In some embodiments, the upper end of the adjusting rod is provided with a force application rod arranged perpendicular to the axis of the adjusting rod.

In some embodiments, the hook is hinged to the adjusting frame by a hinge axis, and a main axis of the hinge axis is perpendicular to a main axis of the telescopic pushing member.

In one possible implementation, the longitudinal section of the fixing sleeve is rectangular, and the longitudinal section of the sliding adjusting strip is rectangular.

In a possible implementation manner, a first limiting hole which is horizontally penetrated is formed in the fixing sleeve, a plurality of second limiting holes which are horizontally penetrated are formed in the sliding adjusting strip, and the limiting pin is inserted into the first limiting hole and one of the second limiting holes.

In a possible implementation mode, one side of the abutting block, which is close to the fixed sleeve, is provided with a supporting platform for supporting the telescopic pushing piece.

In some embodiments, the supporting platform is provided with an arc-shaped lower concave surface which is in contact fit with the peripheral wall of the telescopic pushing piece.

In a possible implementation manner, the two ends of the telescopic pushing piece are respectively provided with a flexible cushion layer.

The utility model provides a case beam-ends mould shedder's beneficial effect lies in: compared with the prior art, the utility model provides a case roof beam end mould shedder when needs will hold mould and case roof beam separation, will slide in the regulation strip inserts fixed sleeve, then insert the spacer pin and make the regulation strip that slides fixed with fixed sleeve's relative position, has realized that the regulation strip that slides can dismantle with fixed sleeve and be connected. Then hang the link of flexible ejection piece on the couple, the staff need hand flexible ejection piece, makes its horizontal extension, and then flexible end and the die block butt of flexible ejection piece, tail end and butt piece butt, the flexible ejection piece of continuing extension, flexible ejection piece top pushes away the butt piece and keeps away from the die block to pulling end mould and case roof beam separation, realized the stable separation of end mould and case roof beam, avoided the damage of case roof beam.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced 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 inventive labor.

Fig. 1 is a schematic structural view of a use state of a box girder end mold stripping device provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of fig. 1 with the box girder, the bottom mold and the end mold removed.

Wherein, in the figures, the respective reference numerals:

10. a box girder; 20. end die; 30. bottom die; 100. fixing the sleeve; 200. a slippage adjustment bar; 210. a second limiting hole; 220. a slide rail; 300. an adjusting frame; 310. hooking; 311. hinging a shaft; 400. a telescopic pushing piece; 410. hanging a ring; 420. a flexible cushion layer; 500. a butting block; 600. adjusting a rod; 610. a force application rod; 700. a support platform; 800. and a limiting pin.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or several of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 2, a box girder end mold stripping apparatus according to the present invention will now be described. The box girder end mold stripping device comprises a fixed sleeve 100, a sliding adjusting strip 200, a hook 310 and a telescopic pushing piece 400, wherein the fixed sleeve 100 is connected to the outer side surface of an end mold 20 and is horizontally communicated; the sliding adjusting strip 200 is connected with the fixed sleeve 100 in a sliding mode and extends to the outside of the fixed sleeve 100, the sliding adjusting strip 200 and the fixed sleeve 100 are locked through a limiting pin 800 penetrating through the fixed sleeve 100 and the sliding adjusting strip 200, and the outer end of the sliding adjusting strip 200 is provided with an abutting block 500 extending downwards; the hook 310 is arranged at the bottom of the sliding adjusting strip 200; the outer peripheral wall of the telescopic pushing piece 400 is provided with a hanging ring 410 which is hung and matched with the hook 310, one end of the telescopic pushing piece 400 is abutted against the bottom die 30, and the other end of the telescopic pushing piece 400 is abutted against the abutting block 500 and is used for pushing the abutting block 500 to drive the end die 20 to be separated from the box girder 10 through the fixed sleeve 100.

The case beam-ends mould shedder that this embodiment provided, compare with prior art, the utility model provides a case beam-ends mould shedder is when needs separate end mould 20 and case roof beam 10, will slide in adjusting strip 200 inserts fixed sleeve 100, then inserts spacer pin 800 and makes the relative position of adjusting strip 200 and fixed sleeve 100 of sliding fixed, has realized that adjusting strip 200 and fixed sleeve 100 of sliding can dismantle and be connected. Then, the hanging ring 410 of the telescopic pushing member 400 is hung on the hook 310, a worker needs to hold the telescopic pushing member 400 by hand to extend the telescopic pushing member horizontally, the telescopic end of the telescopic pushing member 400 abuts against the bottom die 30, the tail end of the telescopic pushing member 400 abuts against the abutting block 500, the telescopic pushing member 400 continues to extend the telescopic pushing member 400, the abutting block 500 is pushed by the telescopic pushing member 400 to be away from the bottom die 30, so that the end die 20 is pulled to be separated from the box girder 10, stable separation of the end die 20 from the box girder 10 is realized, and damage to the box girder 10 is avoided.

In a possible implementation manner, the characteristic sliding adjusting strip 200 is of a structure as shown in fig. 1 to fig. 2, referring to fig. 1 to fig. 2, the characteristic sliding adjusting strip 200 includes an adjusting frame 300 sleeved on the periphery of the sliding adjusting strip 200, the adjusting frame 300 is in sliding fit with the sliding adjusting strip 200 in the up-down direction, an adjusting rod 600 penetrating through the top surface of the adjusting frame 300 is connected to the adjusting frame 300 through a thread, the adjusting rod 600 is rotatably connected with the sliding adjusting strip 200, and the hook 310 is arranged at the bottom of the adjusting frame 300.

Specifically, the inner side wall of the adjusting frame 300 is slidably connected with the outer side wall of the sliding adjusting bar 200, and the height of the adjusting frame 300 is higher than that of the sliding adjusting bar 200, so that the adjusting frame 300 can slide up and down. The distance between the inner bottom wall of the adjusting frame 300 and the sliding adjusting strip 200 can be adjusted by rotating the adjusting rod 600, and then the position of the hook 310 in the up-down direction is adjusted, so that the telescopic pushing piece 400 can push the abutting block 500 at a proper height, the use of workers is facilitated, and the practicability is improved.

In some embodiments, the sliding rails 220 extending in the vertical direction are respectively disposed on two sides of the sliding adjusting bar 200, and the sliding rails 220 are disposed with sliding grooves for receiving two side walls of the adjusting frame 300 and slidably engaging with the two side walls of the adjusting frame 300.

Specifically, the both sides of adjusting frame 300 respectively with two spout sliding connection, the inside wall of slide rail 220 carries on spacingly to adjusting frame 300 simultaneously, and the regulation through adjusting pole 600 makes adjusting frame 300 can only slide along the spout in upper and lower direction, has avoided rocking in the accommodation process, has improved the stability of adjusting frame 300.

In some embodiments, the upper end of the adjustment lever 600 is provided with a force application rod 610 disposed perpendicular to the axis of the adjustment lever 600.

Specifically, when the adjusting rod 600 needs to be rotated, the height of the hook 310 can be adjusted by applying force to the force applying rod 610, so that the use of workers is facilitated, and the tedious process of rotating the adjusting rod 600 by means of an external tool is avoided.

In some embodiments, the hook 310 is hinged to the adjusting frame 300 through a hinge axis 311, and a main axis of the hinge axis 311 is perpendicular to a main axis of the retractable push member 400.

Specifically, the hook 310 can swing vertically, so that the situation that the hook 310 is bent due to the fact that the hook 310 is stressed axially along the telescopic pushing piece 400 by the hanging ring 410 in the process of installing the telescopic pushing piece 400 is avoided, and meanwhile the flexibility of use is improved by the hinged hook 310.

In a possible implementation manner, the characteristic fixing sleeve 100 is configured as shown in fig. 1 to 2, and referring to fig. 1 to 2, a longitudinal section of the characteristic fixing sleeve 100 is rectangular, and a longitudinal section of the sliding adjusting strip 200 is rectangular.

Specifically, the longitudinal section is the fixed sleeve 100 and the adjusting strip 200 that slides of rectangle, can be stable make adjusting strip 200 and fixed sleeve 100 sliding connection slide, avoided the rotation of adjusting strip 200 that slides, improved the stability of using.

In a possible implementation manner, the characteristic fixing sleeve 100 adopts a structure as shown in fig. 1 to fig. 2, referring to fig. 1 to fig. 2, a first limiting hole is horizontally penetrated through the characteristic fixing sleeve 100, a plurality of second limiting holes 210 are horizontally penetrated through the sliding adjusting bar 200, and the limiting pin 800 is inserted into the first limiting hole and one of the second limiting holes 210.

Specifically, there is one first limiting hole, and a plurality of second limiting holes 210 are provided at intervals along the extending direction of the sliding adjusting bar 200. When the end die 20 needs to be separated from the box girder 10, the sliding adjusting strip 200 is inserted into the fixing sleeve 100, one of the second limiting holes 210 on the sliding adjusting strip 200 is aligned with the first limiting hole according to the required exposed length of the sliding adjusting strip 200, and then the limiting pin 800 is inserted into the first limiting hole and the second limiting hole 210 aligned with the first limiting hole, so that the relative position of the sliding adjusting strip 200 and the fixing sleeve 100 is fixed, the relative adjustment of the sliding adjusting strip 200 and the fixing sleeve 100 is realized, and the detachable connection of the sliding adjusting strip 200 and the fixing sleeve 100 is also realized.

In a possible implementation manner, the characteristic abutting block 500 is configured as shown in fig. 1 to 2, and referring to fig. 1 to 2, a supporting platform 700 for supporting the telescopic pushing component 400 is disposed on a side of the characteristic abutting block 500 close to the fixed sleeve 100.

Specifically, when the telescopic pushing member 400 is installed, the telescopic pushing member 400 is hung on the hook 310, then the tail end of the telescopic pushing member 400 is placed on the bearing platform 700 to push the abutting block 500, the telescopic pushing member 400 can be stably in a horizontal state, the telescopic end of the telescopic pushing member 400 is used for abutting against the bottom die 30 to apply force, and the tedious process that a worker manually supports the telescopic pushing member 400 is avoided.

In some embodiments, the supporting platform 700 has an arc-shaped concave lower surface which is in contact fit with the outer peripheral wall of the telescopic ejector 400.

Specifically, the arc-shaped lower concave surface is used for accommodating the tail end of the telescopic pushing member 400, and limiting the tail end of the telescopic pushing member 400, so as to prevent the telescopic pushing member 400 from bouncing on the supporting platform 700 in a direction perpendicular to the sliding direction of the sliding adjusting strip 200.

In a possible implementation manner, the above-mentioned feature telescopic pushing part 400 adopts the structure as shown in fig. 1 to fig. 2, and referring to fig. 1 to fig. 2, two ends of the feature telescopic pushing part 400 are respectively provided with a flexible cushion layer 420.

Specifically, the flexible cushion layer 420 is disposed to prevent the abutting block 500 or the bottom mold 30 from being scratched by the retractable pushing member 400 during use.

Optionally, the flexible cushion layer 420 is made of a rubber material, which not only prevents the abutting block 500 or the bottom die 30 from being scratched by the retractable pushing member 400 during use, but also increases the friction force between the abutting block 500 and the bottom die 30, so that the retractable pushing member 400 stably pushes the abutting block 500.

Optionally, the telescopic pushing member 400 may be an oil cylinder or a screw jack, which is not limited herein.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Case beam-ends mould shedder, its characterized in that includes:

the fixed sleeve is connected to the outer side face of the end die and is horizontally communicated with the outer side face of the end die;

the sliding adjusting strip is connected with the fixed sleeve in a sliding mode and extends to the outside of the fixed sleeve, the sliding adjusting strip and the fixed sleeve are locked through a limiting pin penetrating through the fixed sleeve and the sliding adjusting strip, and a butting block extending downwards is arranged at the outer end of the sliding adjusting strip;

the hook is arranged at the bottom of the sliding adjusting strip;

the flexible ejection piece, be equipped with on the periphery wall with the couple articulates the complex link, flexible ejection piece one end and die block butt, the other end with the butt piece butt is used for pushing away the butt piece is in order to pass through the fixed sleeve drives the end mould and breaks away from the case roof beam.

2. A box girder end mold stripping device according to claim 1, wherein the sliding adjusting strip comprises an adjusting frame sleeved on the periphery of the sliding adjusting strip, the adjusting frame is in sliding fit with the sliding adjusting strip in the vertical direction, an adjusting rod arranged through the top surface of the adjusting frame is in threaded connection with the adjusting frame, the adjusting rod is rotatably connected with the sliding adjusting strip, and the hook is arranged at the bottom of the adjusting frame.

3. A box girder end mold stripping device as claimed in claim 2, wherein the two sides of the slide adjusting bar are respectively provided with a slide rail extending in the up-down direction, and the slide rail is provided with a slide groove for receiving and slidably engaging with the two side walls of the adjusting frame.

4. A box beam end die stripper as defined in claim 2, wherein said upper end of said adjuster rod is provided with a force application rod disposed perpendicular to the axis of said adjuster rod.

5. A box girder end mold stripping apparatus as claimed in claim 2 wherein said hook is hinged to said adjustment frame by a hinge axis, the major axis of said hinge axis being perpendicular to the major axis of said telescoping pusher.

6. A box beam end mold stripping apparatus as claimed in claim 1 wherein said anchor sleeve is rectangular in longitudinal cross-section and said slide adjustment bar is rectangular in longitudinal cross-section.

7. A box girder end form demolding device as claimed in claim 1, wherein a first limiting hole horizontally penetrating is formed in the fixing sleeve, a plurality of second limiting holes horizontally penetrating are formed in the slide adjusting bar, and the limiting pin is inserted into the first limiting hole and one of the second limiting holes.

8. A box girder end mold stripping apparatus as defined in claim 1 wherein a support platform for supporting said telescoping stripper is provided on a side of said abutment block adjacent to said fixed sleeve.

9. A box beam end mold stripping apparatus as claimed in claim 8 wherein said support platform has an arcuate concave underside for contacting engagement with the peripheral wall of said telescoping stripper member.

10. A box girder end form stripper arrangement as defined in claim 1 wherein said telescoping stripper is provided with a flexible cushion at each end.