CN217915076U - Dismantling tool for bridge deck shear groove template - Google Patents
Dismantling tool for bridge deck shear groove template Download PDFInfo
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- CN217915076U CN217915076U CN202222278547.0U CN202222278547U CN217915076U CN 217915076 U CN217915076 U CN 217915076U CN 202222278547 U CN202222278547 U CN 202222278547U CN 217915076 U CN217915076 U CN 217915076U
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- shear groove
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Abstract
The utility model discloses a demolition tool of decking shear force groove template relates to bridge construction field, and the device includes, it includes: the fulcrum platform assembly is used for being arranged on the reserved steel bar; the lever is used for being movably connected with the fulcrum platform assembly, the lever is used for being connected with the top end of the shear groove template, the connecting position of the lever and the fulcrum platform assembly can be adjusted to enable the lever to be in a preset lifting state, and when the lever is in the preset lifting state, the lever can rotate to drive the shear groove template to vertically move upwards to be separated from the prefabricated bridge deck. The utility model provides a demolition tool of decking shear force groove template provides a controllable vertical ascending pulling force for demolising of shear force groove template through setting up the lever and having the fulcrum platform in a plurality of finger grooves for the process of demolising the shear force groove template is controllable, can not destroy concrete structure.
Description
Technical Field
The utility model relates to a bridge construction technical field, concretely relates to demolishment tool of decking shear force groove template.
Background
Shear grooves are often required to be poured through shear groove templates during bridge deck construction. After the construction of the shear groove is completed, the shear groove template in the bridge deck needs to be dismantled. Because the shear groove template is pre-buried in the bridge deck, a vertical upward force needs to be applied to the shear groove template during dismantling. In the related art, a constructor generally removes the shear groove formwork in an equipment hoisting manner, and although hoisting equipment can provide enough hoisting tension, the hoisting tension is too large and cannot be finely controlled, so that the shear groove formwork is often pulled out of a bridge deck at one time to cause concrete damage at the position of a shear groove, and the structure of the bridge deck is damaged.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a demolition tool of decking shear force groove template and application method thereof
In order to achieve the above purpose, the utility model adopts the technical proposal that: a demolition tool for a decking shear slot form, comprising: the fulcrum platform assembly is used for being arranged on the reserved steel bar; the lever is used for being movably connected with the fulcrum platform assembly, the lever is used for being connected with the top end of the shear groove template, the connecting position of the lever and the fulcrum platform assembly can be adjusted to enable the lever to be in a preset lifting state, and when the lever is in the preset lifting state, the lever can rotate to drive the shear groove template to vertically move upwards to be separated from the prefabricated bridge deck.
In some embodiments, the fulcrum of the lever is used for being movably connected with the fulcrum platform assembly, when the lever is in a preset lifting state, the resistance arm of the lever is connected with the top end of the shear groove formwork, and the resistance arm is perpendicular to the length direction of the shear groove formwork.
In some embodiments, a first lug plate is arranged at a fulcrum of the lever, the first lug plate is movably connected with the fulcrum platform assembly through a first pin shaft, and a power arm of the lever is used for rotating around the first pin shaft to drive the shear groove template to vertically move upwards to be separated from the prefabricated bridge deck.
In some embodiments, the power arm and the resistance arm of the lever are not collinear.
In some embodiments, the fulcrum platform assembly comprises: the supporting plate is provided with a plurality of supporting point grooves in the vertical direction, and the supporting point grooves are used for being movably connected with the lever.
In some embodiments, the fulcrum platform assembly further comprises: the base is used for supporting in the reserved steel bar, and the upper surface of the base is connected with the support plate.
In some embodiments, the fulcrum platform assembly is configured to be spaced apart from the shear groove template, and the fulcrum platform assembly is located 13cm from the shear groove template.
In some embodiments, the demolition tool further comprises a connection assembly comprising:
the platform is connected with the lifting lug at the top end of the shear groove template;
and the connecting piece is assembled on the platform and connected with the lever.
In some embodiments, the connector comprises:
the two third ear plates are assembled on the platform and are arranged at intervals;
the sleeve is sleeved on the resistance arm of the lever, a second lug plate is arranged on the sleeve, and the second lug plate is arranged between the third lug plates in a penetrating mode and connected with the third lug plates in a pin shaft mode.
Compared with the prior art, the utility model has the advantages of:
(1) The utility model provides a demolition tool of decking shear force groove template provides a controllable vertical ascending pulling force through setting up the lever and having the fulcrum platform in a plurality of finger grooves for demolising of shear force groove template for the process of demolising shear force groove template is controllable, can not destroy concrete structure.
(2) The utility model provides a demolition tool of decking shear force slot template applys vertical ascending pulling force with the resistance end pair template of lever through a plurality of otic placodes and round pin axle, and when the power arm of lever descends to the decking, can also be through changing the position of fulcrum groove readjustment lever in order to help the user to continue to apply vertical ascending power to the shear force slot template.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a front view of a demolition tool of a bridge deck shear groove template in a pre-demolition state according to an embodiment of the present invention;
fig. 2 is a front view of a demolition tool of a bridge deck shear groove template in the demolition process according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a lever and a connecting assembly according to an embodiment of the present invention;
fig. 4 is a front view of the fulcrum platform assembly in an embodiment of the present invention;
fig. 5 is a side view of a fulcrum platform assembly in an embodiment of the invention.
In the figure: 1. a fulcrum platform assembly; 11. a support plate; 12. a fulcrum groove; 13. a base; 2. a lever; 21. a power arm; 22. a fulcrum; 221. a first ear plate; 23. a resistance arm; 3. a shear groove template; 4. reserving a steel bar; 5. a first pin shaft; 6. a connecting assembly; 61. a platform; 62. a connecting member; 621. a sleeve; 622. a second ear panel; 623. a third ear panel; 7. and (5) prefabricating the bridge deck.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. The utility model discloses a shear force groove template demolishs the process and suffers the technical problem who destroys easily because of the structure that the atress direction is difficult to control and leads to the decking among the solution correlation technique.
As shown in fig. 3, the present application provides a removing tool for a bridge deck shear groove formwork, which includes: a fulcrum platform assembly 1 and a lever 2; wherein the content of the first and second substances,
the fulcrum platform assembly 1 is arranged on the reserved steel bar 4;
the lever 2 is used for being movably connected with the fulcrum platform assembly 1, the lever 2 is used for being connected with the top end of the shear groove template 3, the lever 2 can be in a preset lifting state by adjusting the connecting position of the lever 2 and the fulcrum platform assembly 1, and when the lever 2 is in the preset lifting state, the lever 2 can rotate to drive the shear groove template 3 to vertically move upwards to be separated from the prefabricated bridge deck 7.
It will be appreciated that the demolition tool of the present invention does not demolish the shear groove forms 3 at one time. But is subjected to at least two times of pressing and adjustment so that the force direction of the shear groove template 3 is maintained in a substantially vertically upward direction. The prepared bridge deck is not damaged after being pulled out at one time. The above-mentioned predetermined lifting state includes that the lever 2 is arranged perpendicular to the prefabricated bridge deck 7 to minimize the influence of the prefabricated bridge deck 7 when it is pulled out.
It should be noted that the fulcrum 22 of the lever 2 is used for being movably connected with the fulcrum platform assembly 1, when the lever 2 is in a preset lifting state, the resistance arm 23 of the lever 2 is connected with the top end of the shear groove formwork 3, and the resistance arm 23 is perpendicular to the length direction of the shear groove formwork 3. The lever 2 as in fig. 1 is in a preset lifted state.
Specifically, a first lug plate 221 is arranged at a fulcrum 22 of the lever 2, the first lug plate 221 is movably connected with the fulcrum platform assembly 1 through a first pin shaft 5, and a power arm 21 of the lever 2 is used for rotating around the first pin shaft 5 to drive the shear groove template 3 to vertically move upwards to be separated from the prefabricated bridge deck 7. It is worth mentioning that the fulcrum 22 is forced to be transferred to the fulcrum platform assembly 1 by means of the first ear plate 221 and the first pin 5. The user can freely adjust the height of the lever 2 according to the requirement so as to achieve the aim of pressing the lever for multiple times to finish the dismounting.
In some embodiments, the power arm 21 and the resistance arm 23 of the lever 2 are not in the same straight line. As shown in fig. 1 and 2, the resistance arm 23 is so arranged as to have a greater range of movement when performing a removal action. Meanwhile, the user can conveniently and directly apply vertical downward force to the resistance arm 23 to execute the dismounting action, and the force application habit of the user is met.
Specifically, as shown in fig. 4 and 5, the fulcrum platform assembly 1 includes: the lever comprises at least two support plates 11, wherein each support plate 11 is provided with a plurality of support point grooves 12 along the vertical direction, and the support point grooves 12 are movably connected with the lever 2. It will be appreciated that the fulcrum slot 12 allows the fulcrum 22 to adjust the position of the lever 2.
Preferably, the fulcrum platform assembly 1 is further provided with a base 13, the base 13 is used for being supported in the reserved steel bar 4, and the upper surface of the base 13 is connected with the support plate 11. The base 13 is used for facilitating erection of the fulcrum platform and adjusting the position of the fulcrum platform in the horizontal direction according to requirements.
Generally, the fulcrum platform assembly 1 is adapted to be spaced from the shear groove template 3. Preferably, the distance between the fulcrum platform assembly 1 and the shear groove template 3 is 13cm. The distance is determined according to the length of the lever 2 and the required range of motion thereof.
In other embodiments, as shown in fig. 3, the demolition tool further comprises a connection assembly 6, said connection assembly 6 comprising: platform 61 and connector 62; wherein the content of the first and second substances,
the platform 61 is connected with a lifting lug at the top end of the shear groove template 3; and a connecting member 62 assembled to the platform 61, wherein the connecting member 62 is connected to the lever 2.
Specifically, the connector 62 includes: a third ear plate 623 and a sleeve 621; wherein the content of the first and second substances,
the two third ear plates 623 are assembled on the platform 61, and the two third ear plates 623 are arranged at intervals; sleeve 621, its cover is located the resistance arm 23 of lever 2, be equipped with second otic placode 622 on the sleeve 621, second otic placode 622 wear to locate with two between the third otic placode 623 and with two third otic placode 623 pin hub connection. As shown in fig. 1 and 2, the second lug 622 is self-rotating with respect to the two third lugs 623 during removal.
It will be appreciated that the primary function of the above-described connection assembly 6 is to maintain the removal force applied by the lever 2 to the shear groove formwork 3 in a vertically upward direction.
The utility model provides a demolition tool's application method includes following step:
s1, the fulcrum platform assembly 1 is placed on a reserved steel bar at the shear groove position of the prefabricated bridge deck and is perpendicular to a shear groove template. The distance between the fulcrum platform and the shear groove template is generally set to be 13cm.
S2, connecting the lever 2 with the shear groove template 3 and the fulcrum platform assembly 1
A sleeve 621 is additionally arranged at one end of the resistance arm of the lever 2, and the sleeve 621 is connected with the second lug plate 622 in a welding way. So that the lever 2 can be connected with the lifting lug reserved on the shear groove template through the connecting component 6 through the pin shaft.
After the lever 2 is connected with the shear groove template, the lever is placed on the fulcrum platform assembly 1, and the lever 2 and the fulcrum platform assembly 1 are connected into a whole through the first pin shaft 5.
S3, dismantling the shear groove template
After the lever 2, the shear groove template 3 and the fulcrum platform assembly 1 are connected, a vertical downward force (F) is manually applied from the end of the power arm 21 of the lever 2, and the shear groove template 3 is subjected to the vertical upward force (F) under the action of the lever, so that the effect of dismantling the shear groove template is achieved.
And when the power arm 21 descends to the top surface of the prefabricated bridge deck 7 and cannot descend any more, adjusting the position of the lever 2 on the fulcrum platform assembly 1, and repeating the operation until the shear groove formwork is removed.
To sum up, the utility model provides a demolition tool of decking shear force groove template provides a controllable vertical ascending pulling force for demolising of shear force groove template through setting up the lever and having the fulcrum platform in a plurality of finger grooves for the process of demolising the shear force groove template is controllable, can not destroy concrete structure. The utility model provides a demolition tool of decking shear force groove template applys vertical ascending pulling force with the resistance end pair template of lever through a plurality of otic placodes and round pin axle, and when the power arm of lever dropped to the decking, can also be through changing the position of fulcrum groove readjustment lever in order to help the user to continue to apply vertical ascending power to the shear force groove template.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in this application, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A demolition tool for a decking shear groove form, comprising:
the fulcrum platform assembly (1) is arranged on the reserved steel bar (4);
the lever (2) is used for being movably connected with the fulcrum platform assembly (1), the lever (2) is used for being connected with the top end of the shear groove formwork (3), the connecting position of the lever (2) and the fulcrum platform assembly (1) can be adjusted to enable the lever (2) to be in a preset lifting state, and when the lever (2) is in the preset lifting state, the lever (2) can rotate to drive the shear groove formwork (3) to vertically move upwards to be separated from the prefabricated bridge deck (7).
2. A demolition tool according to claim 1, characterised in that the fulcrum (22) of the lever (2) is adapted to be movably connected with the fulcrum platform assembly (1), when the lever (2) is in a preset lifting state, the resistance arm (23) of the lever (2) is connected with the top end of the shear groove template (3), and the resistance arm (23) is perpendicular to the length direction of the shear groove template (3).
3. A demolition tool according to claim 2, characterized in that a first lug (221) is provided at the fulcrum (22) of the lever (2), the first lug (221) is movably connected to the fulcrum platform assembly (1) by a first pin (5), and the power arm (21) of the lever (2) is configured to rotate around the first pin (5) to drive the shear slot template (3) to move vertically upward to be separated from the prefabricated bridge deck (7).
4. A demolition tool according to claim 2, characterised in that the power arm (21) of the lever (2) is not in line with the resistance arm (23).
5. A demolition tool according to claim 1, characterised in that the fulcrum platform assembly (1) comprises: the lever comprises at least two support plates (11), wherein each support plate (11) is provided with a plurality of support point grooves (12) in the vertical direction, and the support point grooves (12) are movably connected with the lever (2).
6. The demolition tool according to claim 5, characterized in that the fulcrum platform assembly (1) further comprises: the base (13) is used for being supported in the reserved steel bar (4), and the upper surface of the base (13) is connected with the support plate (11).
7. A demolition tool as claimed in claim 6, characterized in that the fulcrum platform assembly (1) is arranged spaced apart from the shear groove formwork (3), and that the fulcrum platform assembly (1) is at a distance of 13cm from the shear groove formwork (3).
8. The demolition tool according to claim 1, characterized in that the demolition tool further comprises a connection assembly (6), the connection assembly (6) comprising:
the platform (61) is connected with the lifting lug at the top end of the shear groove template (3);
and the connecting piece (62) is assembled on the platform (61), and the connecting piece (62) is connected with the lever (2).
9. A demolition tool as claimed in claim 8, characterised in that the connecting piece (62) comprises:
the two third ear plates (623) are arranged on the platform (61) in a group, and the two third ear plates (623) are arranged at intervals;
sleeve pipe (621), its cover is located resistance arm (23) of lever (2), be equipped with second otic placode (622) on sleeve pipe (621), second otic placode (622) wear to locate with two between third otic placode (623) and with two third otic placode (623) round pin hub connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222278547.0U CN217915076U (en) | 2022-08-29 | 2022-08-29 | Dismantling tool for bridge deck shear groove template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222278547.0U CN217915076U (en) | 2022-08-29 | 2022-08-29 | Dismantling tool for bridge deck shear groove template |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217915076U true CN217915076U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222278547.0U Active CN217915076U (en) | 2022-08-29 | 2022-08-29 | Dismantling tool for bridge deck shear groove template |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217915076U (en) |
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2022
- 2022-08-29 CN CN202222278547.0U patent/CN217915076U/en active Active
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