CN214656454U - Manhole comb-shaped steel formwork - Google Patents
Manhole comb-shaped steel formwork Download PDFInfo
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- CN214656454U CN214656454U CN202120961940.2U CN202120961940U CN214656454U CN 214656454 U CN214656454 U CN 214656454U CN 202120961940 U CN202120961940 U CN 202120961940U CN 214656454 U CN214656454 U CN 214656454U
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- manhole
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- side plate
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Abstract
The utility model belongs to the technical field of the engineering construction, in particular to manhole comb shape steel form. The side plates jointly enclose to form a quadrilateral structure, and adjacent side plates are detachably connected; each side plate is of a trapezoidal structure, a plurality of first notches are formed in the side plates and are arranged at intervals, and the notch opening faces one side of the upper bottom edge of the trapezoidal structure; the utility model discloses a trapezoidal curb plate of detachable encloses the three-dimensional trapezium structure of synthetic narrow width down, and during the reinforcing bar passed each notch of the curb plate of relative setting in proper order, set up the baffle in every curb plate outside again for manhole department forms the closed space of four sides, carries out concrete placement's in-process, can not permeate into people's hole region, accomplishes the dismantlement when the concrete maintenance during the template, adjust each curb plate loose back, dismantle in proper order, convenient and fast more, the depositing in the later stage of also being convenient for simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the engineering construction, in particular to manhole comb shape steel form.
Background
At present, in most domestic prestressed concrete cast-in-place box girder construction, a manhole is required to be arranged for a construction channel inside a box girder, in the existing construction method, reinforcing steel bars passing through the manhole are usually required to be cut off and then matched with a formwork for construction, or the reinforcing steel bars are not required to be cut off, a bamboo plywood is adopted as a formwork support for concrete pouring, the method has the defects of high quality control and material loss, the reinforcing steel bars can be bent under many conditions, and the thickness of a protective layer does not meet the requirement.
For solving the problem that exists among the above-mentioned work progress, notice number CN209836800U discloses a cast-in-place case roof beam roof manhole mould, including the curb plate of the square frame column structure of welded fastening constitution, seted up a plurality of grooves in the vertical direction on the curb plate and be used for erectting steel bar structure, this simple structure, and need not to cut the reinforcing bar of manhole position, can not damage overall structure. However, the device still has the following technical problems in the use process:
the manhole mold is of a fixed structure, so that the integral disassembly is difficult, and the welded manhole mold occupies a large storage space; secondly, set up a plurality of grooves on this manhole mould and be used for the fixed of reinforcing bar, carry out the concrete placement in-process again, need carry out the sheltering from of other regions except that the reinforcing bar to prevent the spatial position of concrete entering manhole department.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: the manhole comb-shaped steel formwork aims at the defects that the existing manhole mold in the prior art is difficult to disassemble and store, and the slotting position is not tightly shielded to cause concrete to permeate into a manhole space.
In order to realize the purpose, the utility model discloses a technical scheme be:
a manhole comb-shaped steel formwork comprises four side plates, wherein the side plates are arranged in a pairwise opposite mode, the side plates jointly enclose to form a quadrilateral structure, and adjacent side plates are detachably connected; each side plate is of a trapezoidal structure, a plurality of first notches are formed in the side plates and are arranged at intervals, and the notch opening faces one side of the upper bottom edge of the trapezoidal structure;
still include the baffle, be provided with a plurality of second notches on the baffle, the second notch interval sets up, first notch with second notch position one-to-one, the baffle can dismantle set up in the curb plate outside.
The utility model discloses a trapezoidal curb plate of detachable encloses the three-dimensional trapezium structure of synthetic narrow width down, and during the reinforcing bar passed each notch of the curb plate of relative setting in proper order, set up the baffle in every curb plate outside again for manhole department forms the closed space of four sides, carries out concrete placement's in-process, can not permeate into people's hole region, accomplishes the dismantlement when the concrete maintenance during the template, adjust each curb plate loose back, dismantle in proper order, convenient and fast more, the depositing in the later stage of also being convenient for simultaneously.
As the utility model discloses a preferred scheme, every the both sides waist of curb plate still is equipped with outer edge portion, and is adjacent it is fixed through outer edge portion between the curb plate. Through the outer edge part of welding in the both sides of curb plate, be convenient for carry out fixed connection with adjacent outer edge part.
As the utility model discloses a preferred scheme, it is adjacent curb plate hookup location's inboard is provided with the angle steel, the curb plate passes through fixed connection is realized to the angle steel.
As the preferred scheme of the utility model, the length of the upper bottom edge of the side plate is a, a is more than or equal to 70cm and less than or equal to 90cm, the length of the lower bottom edge of the side plate is b, b is more than or equal to 90cm and less than or equal to 110 cm; the two waist parts of the side plates are equal in length.
As the preferred scheme of the utility model, first notch vertical set up in on the curb plate, the width of first notch is 2-3cm, and is adjacent the interval of notch is 10-15 cm.
As a preferred scheme of the utility model, the baffle is a rectangular plate-shaped structure, a plurality of second notches are arranged on the long edge of the baffle, and the positions of the second notches correspond to the positions of the first notches one by one; the width of the second notch is 3-4 cm.
As the utility model discloses a preferred scheme, all be provided with at least two sets of holes of mutually supporting on curb plate or the baffle, at least one is waist type hole in every group hole of mutually supporting.
As the utility model discloses a preferred scheme, transversely be equipped with a plurality of waist type holes on the curb plate, be provided with a plurality of circular ports on the baffle, the baffle with the curb plate passes through the screw rod and connects. And clamping each second notch of the baffle on the steel bar penetrating through the first notch, moving a proper position in the horizontal direction to enable the first notch and the second notch to enclose the steel bar, and fixing the baffle and the side plates through screws.
As the utility model discloses a preferred scheme still includes the strengthening frame, the strengthening frame is "well" font, the strengthening frame with the curb plate inboard is connected.
As the utility model discloses a preferred scheme, strengthen the frame and arrange in and be close to the last base position of curb plate, strengthen the frame respectively with the position that the curb plate is connected is provided with the elasticity ware, the elasticity ware is used for adjusting the position of curb plate.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. set the connected mode between each curb plate to detachable mode for later stage template is changeed and is dismantled, and just conveniently deposits more.
2. The outside of curb plate is provided with movable baffle, can further fix the position of reinforcing bar, makes its and the space of curb plate littleer, prevents that cement from seeing through the position entering manhole region of notch.
3. The strengthening frame combines the further supporting role that has played of elasticity, has improved the intensity of template, and to thicker concrete placement, stability is stronger, simultaneously, the position adjustment between the curb plate of also being convenient for, when needs carry out the form removal, the adjustable pine curb plate of accessible elasticity.
Drawings
Fig. 1 is a schematic structural view of a side plate of the present invention;
FIG. 2 is a schematic structural view of the baffle of the present invention;
fig. 3 is a schematic top view of the present invention;
FIG. 4 shows the connection of adjacent side plates in the embodiment 2;
FIG. 5 shows the connection of the adjacent side plates in embodiment 1;
FIG. 6 shows the connection of the adjacent side plates in embodiment 1;
FIG. 7 is a schematic view of the connection between the baffle and the side plate of the present invention;
the labels in the figure are: 1-side plate, 2-first notch, 3-baffle, 4-second notch, 5-outer edge part, 6-waist-shaped hole, 7-circular hole, 8-reinforcing frame, 9-tightener, 10-angle steel and 11-reinforcing steel bar.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
A manhole comb-shaped steel template is shown in figures 1-7 and comprises four side plates 1, wherein the side plates 1 are arranged in a pairwise opposite mode, the side plates 1 jointly enclose to form a quadrilateral structure, and the adjacent side plates 1 are detachably connected; each side plate 1 is of a trapezoidal structure, a plurality of first notches 2 are formed in the side plate 1, the first notches 2 are arranged at intervals, and the openings of the first notches 2 face one side of the upper bottom edge of the trapezoidal structure; specifically, first groove 2 vertically set up in on the curb plate 1, the width of first notch 2 is 2.5cm, and is adjacent the interval of notch is 10 cm.
The baffle plate is characterized by further comprising a baffle plate 3, wherein a plurality of second notches 4 are formed in the baffle plate 3, the second notches 4 are arranged at intervals, the positions of the first notches 2 and the positions of the second notches 4 are in one-to-one correspondence, the baffle plate 3 is of a rectangular plate-shaped structure, a plurality of second notches 4 are formed in the long edge of the baffle plate 3, and the positions of the second notches 4 are in one-to-one correspondence with the positions of the first notches 2; the width of the second notch 4 is 4 cm.
In this embodiment, the waist parts at two sides of each side plate 1 are further provided with outer edge parts 5, and the adjacent side plates 1 are fixed through the outer edge parts 5. Specifically, the outer edge portions 5 and the two waist line positions of the side plates 1 form a certain included angle, when the included angle is an acute angle, the two outer edge portions 5 are abutted to each other on the inner sides of the side plates 1, and the side plates 1 are fixed through connecting pieces such as screws. As shown in fig. 6; when the included angle is an obtuse angle, the joint between the side plates forms a transition surface through the outer edge part 5. As shown in fig. 5.
Wherein the length of the upper bottom edge of the side plate is a, and a is more than or equal to 70cm and less than or equal to 90 cm; the length of the lower bottom edge of the side plate is b, and b is more than or equal to 90cm and less than or equal to 110 cm. In this embodiment, a is 90 and b is 100. More specifically, the two waist lines of the side panels are equal in length.
The baffle 3 is detachably arranged on the outer side of the side plate 1. Specifically, a plurality of waist-shaped holes 6 are transversely formed in the side plate 1, a plurality of circular holes 7 are formed in the baffle, and the baffle 3 is connected with the side plate 2 through a screw rod.
Furthermore, in order to reinforce the structure of the formwork, a reinforcing frame 8 is arranged on the inner side of the formwork, the reinforcing frame 8 is shaped like a Chinese character 'jing', and the reinforcing frame 8 is connected with the inner side of the side plate 1. The reinforcing frame 8 is arranged at a position close to the upper bottom edge of the side plate 1, and the parts of the reinforcing frame 8, which are respectively connected with the side plate 1, are provided with the tighteners 9, and the tighteners 9 are used for adjusting the position of the side plate 1.
Example 2
The embodiment 2 has substantially the same structure as the embodiment 1, and is different from the embodiment 1 only in that an angle steel 10 is arranged on the inner side of the connecting position of the adjacent side plates 1, and the side plates 1 are fixed through the angle steel 10. As shown in fig. 4.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The manhole comb-shaped steel formwork is characterized by comprising four side plates (1), wherein each side plate (1) is of a trapezoidal structure, every two side plates (1) are oppositely arranged, the four side plates (1) jointly enclose to form a quadrilateral structure, and the adjacent side plates (1) are detachably connected; a plurality of first notches (2) are formed in the side plate (1), the first notches (2) are arranged at intervals, and the openings of the first notches (2) face one side of the upper bottom edge of the trapezoidal structure;
still include baffle (3), be provided with a plurality of second notches (4) on baffle (3), second notch (4) interval sets up, first notch (2) with second notch (4) position one-to-one, baffle (3) can dismantle set up in curb plate (1) outside.
2. The manhole comb-shaped steel formwork as claimed in claim 1, wherein the waist parts of two sides of each side plate (1) are further provided with outer edge parts (5), and adjacent side plates (1) are fixedly connected through the outer edge parts (5).
3. Manhole comb steel formwork according to claim 1, wherein an angle steel (10) is arranged at the inner side of the connecting position of the adjacent side plates (1), and the adjacent side plates (1) are fixedly connected through the angle steel (10).
4. The manhole comb-shaped steel formwork according to claim 2 or 3, wherein the length of the upper bottom edge of the side plate (1) is a, and a is more than or equal to 70cm and less than or equal to 90 cm; the length of the lower bottom edge of the side plate (1) is b, and b is more than or equal to 90cm and less than or equal to 110 cm.
5. Manhole comb steel formwork according to claim 4, wherein the lengths of the two side waistlines of the side plate (1) are equal.
6. Manhole comb steel formwork according to claim 1, wherein the first notches (2) are vertically arranged on the side plate (1), the width of each first notch (2) is 2-3cm, and the distance between every two adjacent first notches (2) is 10-15 cm.
7. The manhole comb-shaped steel formwork as claimed in claim 6, wherein the baffle (3) is a rectangular plate-shaped structure, a plurality of second notches (4) are formed in the long edge of the baffle (3), and the positions of the second notches (4) correspond to the positions of the first notches (2) one by one; the width of the second notch (4) is 3-4 cm.
8. Manhole comb steel formwork according to claim 7, wherein at least two sets of holes are provided on the side plate (1) or the baffle (3), and at least one of the holes is a kidney-shaped hole (6).
9. Manhole comb steel formwork according to claim 1, further comprising a reinforcing frame (8), wherein the reinforcing frame (8) is in a shape like a Chinese character 'jing', and the reinforcing frame (8) is detachably connected with the inner side of the side plate (1).
10. Manhole comb steel form according to claim 9, wherein the reinforcing frame (8) is disposed near the top and bottom edges of the side plate (1), and the connecting portions of the reinforcing frame (8) and the side plate (1) are provided with a tensioner (9), and the tensioner (9) is used for adjusting the position of the side plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120961940.2U CN214656454U (en) | 2021-05-07 | 2021-05-07 | Manhole comb-shaped steel formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120961940.2U CN214656454U (en) | 2021-05-07 | 2021-05-07 | Manhole comb-shaped steel formwork |
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| Publication Number | Publication Date |
|---|---|
| CN214656454U true CN214656454U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120961940.2U Active CN214656454U (en) | 2021-05-07 | 2021-05-07 | Manhole comb-shaped steel formwork |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094768A (en) * | 2022-07-05 | 2022-09-23 | 中国十七冶集团有限公司 | Construction method for manhole of square top plate of cast-in-place box girder |
-
2021
- 2021-05-07 CN CN202120961940.2U patent/CN214656454U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094768A (en) * | 2022-07-05 | 2022-09-23 | 中国十七冶集团有限公司 | Construction method for manhole of square top plate of cast-in-place box girder |
| CN115094768B (en) * | 2022-07-05 | 2024-06-07 | 中国十七冶集团有限公司 | Construction method for manhole of top plate of cast-in-situ box Liang Fangxing |
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