CN210651220U - Device is demolishd fast to prefabricated T roof beam steel formwork - Google Patents
Device is demolishd fast to prefabricated T roof beam steel formwork Download PDFInfo
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- CN210651220U CN210651220U CN201920558321.1U CN201920558321U CN210651220U CN 210651220 U CN210651220 U CN 210651220U CN 201920558321 U CN201920558321 U CN 201920558321U CN 210651220 U CN210651220 U CN 210651220U
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Abstract
The utility model provides a quick demolition device for a prefabricated T-beam steel formwork, which belongs to the technical field of bridge engineering construction and comprises a T-beam steel formwork and a framework, wherein the prefabricated T-beam is poured in the T-beam steel formwork, the framework is arranged at two opposite sides of the T-beam steel formwork, the quick demolition device also comprises a jack, a T-beam fixing frame and a formwork fixing frame, and the formwork fixing frame is connected on the framework; the T roof beam mount is L type structure, and a support arm of T roof beam mount support lean on in on the flange plate of prefabricated T roof beam, another support arm with the tip of jack supports tightly, the other end of jack support tightly in on the template mount, and promote through this template mount the skeleton is towards the direction motion of keeping away from prefabricated T roof beam to reach the quick demolish of realizing T roof beam steel form, simultaneously, have that the safe risk is little, efficient and not fragile T roof beam or steel form's advantage.
Description
Technical Field
The utility model belongs to the technical field of bridge engineering construction, particularly, relate to a prefabricated T roof beam steel formwork demolishs device fast.
Background
At present, the superstructure of most bridges still adopts a T-beam structure, and simultaneously, along with the continuous increase of bridge span, the T-beam structure also develops towards the forms of superelevation, superlength, supernarrowness and variable cross section.
The T-beam structure is generally prefabricated in a centralized manner in a field, the production capacity is large, the requirement on a beam mold is high, the beam mold generally adopts a steel template, the dismantling process of the prefabricated T-beam steel template is taken as an important process after the prefabricated T-beam is poured, and the dismantling mode of the prefabricated T-beam steel template is closely related to the construction quality and safety of the T-beam.
The traditional T-beam steel formwork dismantling method generally adopts a hammer to knock the formwork, a crowbar is inserted between the formwork and a beam body to pry the formwork, or a chain block is adopted to cooperate to dismantle the formwork. The method for dismantling the T-shaped beam is low in efficiency, local deformation and damage of the template or concrete corners are easily caused, and safety risks of instability of the T-shaped beam structure exist in the dismantling process.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to solve the above-mentioned problem that exists among the prior art, the utility model aims to provide a prefabricated T roof beam steel formwork demolishs device fast in order to reach the quick demolishment that realizes T roof beam steel formwork, simultaneously, has that the safety risk is little, efficient and not fragile prefabricated T roof beam or the advantage of T roof beam steel formwork.
The utility model discloses the technical scheme who adopts does: a device for quickly dismantling a prefabricated T-beam steel template comprises the T-beam steel template and a framework, wherein a prefabricated T beam is poured in the T-beam steel template, the framework is arranged on two opposite sides of the T-beam steel template, the device also comprises a jack, a T-beam fixing frame and a template fixing frame, and the template fixing frame is connected to the framework; the T roof beam mount is L type structure, and a support arm of T roof beam mount support lean on in on the flange plate of prefabricated T roof beam, another support arm with the tip of jack supports tightly, the other end of jack support tightly in on the template mount, and promote through this template mount the skeleton moves towards the direction of keeping away from prefabricated T roof beam to reach under the prerequisite that does not damage prefabricated T roof beam or T roof beam steel formword, carry out the effect of demolising fast to T roof beam steel formword.
Furthermore, the length of the jack placed between the T-beam fixing frame and the template fixing frame is set to be L, and the size of the L is located between the initial height of the jack and the maximum stroke height of the jack, so that the jack can be smoothly placed between the T-beam fixing frame and the template fixing frame, and sufficient thrust can be provided for the template fixing frame when the jack is extended.
Furthermore, the T-beam fixing frame comprises T-beam top surface vertical square steel and L-shaped square steel connected to two ends of the T-beam top surface vertical square steel, the jack is located between the L-shaped square steel at the two ends, and the end portion of the jack is tightly abutted to the T-beam top surface vertical square steel so as to ensure that the jack can be smoothly placed and tightly abutted to the T-beam fixing frame.
Further, still including carrying the handle, should carry the handle connect in on the perpendicular square steel of T roof beam top face, carry the handle and can supply operating personnel to carry out convenient assembly or mention, promote the simple operation degree to T roof beam mount.
Furthermore, L type square steel includes the horizontal square steel of T roof beam top surface and the vertical square steel of T roof beam side, and the length of the vertical square steel of this T roof beam side is less than the thickness of the flange plate of prefabricated T roof beam to guarantee that the T roof beam mount can hang the dress smoothly at the flange plate edge of prefabricated T roof beam, and have good bearing capacity.
Further, the template mount includes template mount square steel and locates a plurality of welding steel sheet of this template mount square steel relative both sides, each welding steel sheet all weld in on the skeleton, and template mount square steel with the tip of jack is supported tightly, and the template mount that adopts this structure can carry out good matching between with the skeleton, and can transmit the driving force that the jack provided to the skeleton.
Further, the width of template mount square steel with the skeleton phase-match, the length of template mount square steel is greater than the jack with height H between the skeleton to guarantee that the tip of jack can support on the template mount, and promote the skeleton motion through the template mount.
Furthermore, the jack is set as a screw jack, and the screw jack has the advantages of low cost, large driving force and convenience in operation.
The utility model has the advantages that:
1. adopt the prefabricated T roof beam steel form quick demolition device that this application adopted, realize placing the installation of jack through T roof beam mount and template mount, and the extension motion through the jack realizes providing sufficient drive force to the skeleton, so that alternate segregation between skeleton and the prefabricated T roof beam, finally accomplish demolising prefabricated T roof beam steel form, compare in traditional skeleton demolition operation, simple structure has, construction safety risk is little, construction cost is low, not fragile prefabricated T roof beam and T roof beam steel form and the high advantage of efficiency of construction, thereby guarantee T roof beam steel form demolish quality and safety of in-process.
Drawings
FIG. 1 is a schematic structural view of a T-beam fixing frame in the device for quickly removing a prefabricated T-beam steel formwork provided by the utility model;
FIG. 2 is a schematic structural view of a formwork fixing frame in the device for rapidly removing the prefabricated T-beam steel formwork of the utility model;
FIG. 3 is a schematic view of the overall structure of the device for quickly removing the prefabricated T-beam steel formwork provided by the present invention;
the reference numbers are as follows:
the T-shaped beam comprises a carrying handle-1, T-shaped beam top surface vertical square steel-2, T-shaped beam top surface horizontal square steel-3, T-shaped beam side surface vertical square steel-4, template fixing frame square steel-5, a welded steel plate-6, a jack-7, a vertical framework-8, a horizontal framework-9, a T-shaped beam steel template-10 and a prefabricated T-shaped beam-11.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship that the utility model is usually placed when using, or the position or the positional relationship that the skilled person conventionally understands, or the position or the positional relationship that the utility model is usually placed when using, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. For those skilled in the art, the drawings of the above terms in the embodiments with specific meanings in the present invention can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Example 1:
as shown in fig. 3, in the present embodiment, a device for quickly removing a prefabricated T-beam steel formwork is specifically provided, and includes a T-beam steel formwork 10 and a framework, where an internal space of the T-beam steel formwork 10 is poured with concrete to form a prefabricated T-beam 11, the framework is disposed on two opposite sides of the T-beam steel formwork 10, and the framework mainly provides sufficient supporting force for the T-beam steel formwork 10 to ensure normal forming of the prefabricated T-beam 11 during the pouring process. Wherein, the skeleton includes horizontal skeleton 9 and vertical skeleton 8, constitutes the overall structure of this skeleton jointly after assembling by many horizontal skeletons 9 and many vertical skeletons 8.
The lifting jack is characterized by further comprising a lifting jack 7, a T-beam fixing frame and a template fixing frame, wherein the template fixing frame is connected to a vertical framework 8 of the framework; the T-beam fixing frame is of an L-shaped structure, one arm of the T-beam fixing frame abuts against the flange plate of the prefabricated T-beam 11, the other arm of the T-beam fixing frame is located on the top surface of the prefabricated T-beam 11 and abuts against the end portion of the jack 7, the other end of the jack 7 abuts against the template fixing frame, the framework can be pushed by the template fixing frame in the extending movement of the jack 7 to move towards the direction away from the prefabricated T-beam 11, and therefore mutual separation between the T-beam steel template 10 and the prefabricated T-beam 11 is achieved finally. In this embodiment, in order to further effectively utilize the thrust generated by the jack 7, the axial direction of the jack 7 is perpendicular to the surface of the formwork fixing frame, so as to ensure that the piston rod of the jack 7 can effectively push the T-beam steel formwork 10 and the prefabricated T-beam 11 to be separated from each other in the extension process.
Place between T roof beam mount and the template mount the space of jack 7, the clearance length in this space is established to L, and the value of L should be located between the initial height value of this jack 7 and the maximum stroke height value of this jack 7 to guarantee that jack 7 can place in between T roof beam mount and the template mount under the condition of initial condition, simultaneously, when jack 7 is when the extension, can provide sufficient driving force to the template mount, in order to realize the alternate segregation between T roof beam steel formwork 10 and prefabricated T roof beam 11.
As shown in fig. 1, the T-beam fixing frame includes a T-beam top surface vertical square steel 2 and L-shaped square steels connected to two ends of the T-beam top surface vertical square steel 2, the jack 7 is located between the L-shaped square steels at the two ends, the L-shaped square steels at the two ends are arranged in parallel, and the end of the jack 7 abuts against the T-beam top surface vertical square steel 2. Still including carrying handle 1, should carry handle 1 connect in on the perpendicular square steel 2 of T roof beam top surface, carry handle 1 and be used for lifting or placing the T roof beam mount. The L-shaped square steel comprises horizontal square steel 3 on the top surface of the T-shaped beam and vertical square steel 4 on the side surface of the T-shaped beam, the length of the vertical square steel 4 on the side surface of the T-shaped beam is smaller than the thickness h of a flange plate of the prefabricated T-shaped beam 11, and in the embodiment, the length of the vertical square steel 4 on the side surface of the T-shaped beam is smaller than the thickness h of the flange plate of the prefabricated T-shaped beam 11 by 3 +/-1 cm. The T-beam top surface vertical square steel 2, the T-beam top surface horizontal square steel 3 and the T-beam side surface vertical square steel 4 adopted in the T-beam fixing frame are all square steel (the square steel with the model of 100 x 10) with the same model and different lengths, and the three are connected by welding. Preferably, in order to ensure the smooth placement of the jack 7, the length of the T-shaped beam top surface vertical square steel 2 is matched with the clearance width required by the jack 7, and the length of the beam top surface vertical square steel is 30 +/-5 cm.
As shown in fig. 2, the formwork fixing frame includes a formwork fixing frame square steel 5 and a plurality of welding steel plates 6 arranged on two opposite sides of the formwork fixing frame square steel 5, each welding steel plate 6 is welded on a vertical framework 8 of the framework, and the formwork fixing frame square steel 5 is abutted against the end of the jack 7. In this embodiment, the width of the square steel 5 of the template fixing frame is matched with the width of the vertical framework 8 in the framework, the length of the square steel 5 of the template fixing frame is greater than the height H between the jack 7 and the horizontal framework 9 (the horizontal framework 9 located at the top) in the framework, and the range of the length of the square steel 5 of the template fixing frame greater than the H value is 10 ± 2 cm. In this embodiment, two pairs of welded steel plates 6 are provided, and the distance between two welded steel plates 6 in each pair of welded steel plates 6 should match the width of the vertical frame 8 in the frame.
Jack 7 sets up to screw jack, of course, adopts screw jack only the preferred technical scheme in this embodiment, still can select hydraulic jack or other types of jack according to actual conditions, only needs the jack can produce provide sufficient thrust to the skeleton can.
The working flow of the device for quickly dismantling the prefabricated T-beam steel formwork provided by the embodiment is as follows: when the prefabricated T-beam formwork is used, the T-beam fixing frame is placed at the edge position of the flange plate of the prefabricated T-beam 11, and the formwork fixing frame is connected with the vertical framework 8 in the framework; the jack is placed between the T-beam fixing frame and the template fixing frame, wherein one end of the jack acts on the T-beam fixing frame, the other end of the jack acts on the template fixing frame, and the prefabricated T beam 11 is separated from the T-beam steel template 10 through acting force exerted by the jack. The specific process is as follows:
(1) dismantling the detachable comb plate or baffle plate at the positions of the upper and lower pull rods and the flange plate of the T-beam steel template 10;
(2) according to the length of a single T-beam steel formwork 10, a set of the prefabricated T-beam steel formwork quick dismantling device, namely a T-beam fixing frame, a formwork fixing frame and a jack, is arranged every 5 meters or so;
(3) each device is operated by one person and uniformly commanded by one person to ensure that each jack synchronously jacks in, and the prefabricated T beam 11 is separated from the T beam steel template 10 under the action of force exerted by the jacks;
(4) and hoisting and moving the T-beam steel template 10 out under auxiliary devices such as a gantry crane or a chain block.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (8)
1. A device for quickly dismantling a prefabricated T-beam steel template comprises the T-beam steel template and a framework, wherein a prefabricated T beam is poured in the T-beam steel template, the framework is arranged on two opposite sides of the T-beam steel template, and the device is characterized by further comprising a jack, a T-beam fixing frame and a template fixing frame, wherein the template fixing frame is connected to the framework; the T-beam fixing frame is of an L-shaped structure, one arm of the T-beam fixing frame is abutted against the flange plate of the prefabricated T beam, the other arm of the T-beam fixing frame is abutted against the end part of the jack, the other end of the jack is abutted against the template fixing frame, and the framework is pushed by the template fixing frame to move towards the direction far away from the prefabricated T beam.
2. The device for quickly dismantling the prefabricated T-beam steel formwork as claimed in claim 1, wherein the length of the jack placed between the T-beam fixing frame and the formwork fixing frame is set to be L, and the L is located between the initial height of the jack and the maximum stroke height of the jack.
3. The device for quickly dismantling the prefabricated T-beam steel formwork as claimed in claim 1, wherein the T-beam fixing frame comprises T-beam top surface vertical square steel and L-shaped square steel connected to two ends of the T-beam top surface vertical square steel, the jack is located between the L-shaped square steel at the two ends, and the end of the jack is abutted against the T-beam top surface vertical square steel.
4. The device for quickly dismantling the prefabricated T-beam steel formwork of claim 3, further comprising a carrying handle connected to the vertical square steel of the top surface of the T-beam.
5. The device for quickly dismantling the prefabricated T-beam steel formwork as claimed in claim 3, wherein the L-shaped square steel comprises horizontal square steel on the top surface of the T-beam and vertical square steel on the side surface of the T-beam, and the length of the vertical square steel on the side surface of the T-beam is smaller than the thickness of a flange plate of the prefabricated T-beam.
6. The device for quickly dismantling the prefabricated T-beam steel formwork as claimed in claim 1, wherein the formwork fixing frame comprises a formwork fixing frame square steel and a plurality of welding steel plates arranged on two opposite sides of the formwork fixing frame square steel, each welding steel plate is welded on the framework, and the formwork fixing frame square steel abuts against the end portion of the jack.
7. The device for quickly dismantling the prefabricated T-beam steel formwork as claimed in claim 6, wherein the width of the formwork fixing frame square steel is matched with the framework, and the length of the formwork fixing frame square steel is greater than the height H between the jack and the framework.
8. The device for quickly dismantling the prefabricated T-beam steel formwork as claimed in any one of claims 1 to 7, wherein the jack is a screw jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920558321.1U CN210651220U (en) | 2019-04-23 | 2019-04-23 | Device is demolishd fast to prefabricated T roof beam steel formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920558321.1U CN210651220U (en) | 2019-04-23 | 2019-04-23 | Device is demolishd fast to prefabricated T roof beam steel formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210651220U true CN210651220U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920558321.1U Active CN210651220U (en) | 2019-04-23 | 2019-04-23 | Device is demolishd fast to prefabricated T roof beam steel formwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210651220U (en) |
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- 2019-04-23 CN CN201920558321.1U patent/CN210651220U/en active Active
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