CN211922666U - Support is built by laying bricks or stones to arch bank protection secondary joist - Google Patents
Support is built by laying bricks or stones to arch bank protection secondary joist Download PDFInfo
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- CN211922666U CN211922666U CN202020355911.7U CN202020355911U CN211922666U CN 211922666 U CN211922666 U CN 211922666U CN 202020355911 U CN202020355911 U CN 202020355911U CN 211922666 U CN211922666 U CN 211922666U
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Abstract
The utility model provides an arch slope protection secondary keel masonry support, wherein, an arc top baffle plate is provided with an arc shape consistent with the lower surface of the secondary keel, so that the upper surface of the arc top baffle plate can be attached to the lower surface of the secondary keel; in the rod system structure, a plurality of first supporting rods are respectively welded with the lower surface of the arc top baffle and distributed along the arc length direction of the arc top baffle, two second supporting rods are respectively connected between two ends of the arc top baffle along the arc length direction, a plurality of bolt holes are formed in the two second supporting rods along the chord length direction of the arc top baffle, and the middle supporting rod is connected between the first supporting rod and the second supporting rod; the fixing bolts are used for respectively penetrating through the bolt holes and being inserted into slope soil of the side slope so as to fix the rod system structure and the arc top baffle plate. Above-mentioned arch bank protection secondary joist builds support by laying bricks or stones can prevent that the slabstone from falling by roll during the construction, can guarantee the quality of building by laying bricks or stones of secondary joist to improve work efficiency.
Description
Technical Field
The utility model relates to a town road engineering construction field, in particular to arch bank protection secondary joist builds support by laying bricks or stones.
Background
During the municipal road engineering construction, often involve building of arch bank protection secondary joist. When laying secondary joist, need carry out the centre of a circle point measurement, draw the arc unwrapping wire, then at slope protection domatic direct slice stone masonry, rely on the side slope soil layer to fix with the frictional force of slice stone, mortar, because of slope protection domatic being the slope, the workman is carrying out the in-process that secondary joist built by laying bricks or stones, the slice stone takes place to roll easily, and the secondary joist after building the shaping has common faults such as crack, shape irregularity moreover, seriously influences engineering safety, quality and construction progress.
Therefore, the slab stone is required to be prevented from rolling down when the arch slope protection secondary keel is built by adopting the slab stone, and the building quality of the arch slope protection secondary keel is ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an arch bank protection secondary joist builds support by laying bricks or stones can prevent that the slice stone from rolling down when being under construction.
Another object of the utility model is to provide an arch bank protection secondary joist builds support by laying bricks or stones can guarantee the quality of building by laying bricks or stones of secondary joist to improve work efficiency.
The utility model provides an arch slope protection secondary keel masonry support, which comprises an arc top baffle, a rod system structure and a fixing bolt, wherein the arc top baffle is provided with an arc shape consistent with the lower surface of the secondary keel, so that the upper surface of the arc top baffle can be attached to the lower surface of the secondary keel; in the rod system structure, a plurality of first supporting rods are respectively welded with the lower surface of the arc top baffle and distributed along the arc length direction of the arc top baffle, two second supporting rods are respectively connected between two ends of the arc top baffle along the arc length direction, a plurality of bolt holes are formed in the two second supporting rods along the chord length direction of the arc top baffle, and a middle supporting rod is connected between the first supporting rods and the second supporting rods; the fixing bolts are used for respectively penetrating through the bolt holes and being inserted into slope soil of a side slope so as to fix the rod system structure, and therefore the arc top baffle is fixed.
In one embodiment, the pin hole is provided at a junction of the second support bar and the intermediate support bar.
In one embodiment, the rod system structure further includes a plurality of third support rods, the plurality of third support rods are distributed along a chord length direction of the arc top baffle, and each third support rod is connected with two corresponding pin holes respectively disposed on the two second support rods.
In one embodiment, two third support rods of the plurality of third support rods are welded at two ends of the arc top baffle in the arc length direction, and each second support rod is welded between the two third support rods.
In one embodiment, the pin hole is provided at a connection of the second support bar and the third support bar.
In one embodiment, the bar system structure further includes two fourth support bars, the two fourth support bars are respectively welded at two ends of the arc top baffle plate in the width direction, and each fourth support bar extends in the arc length direction of the arc top baffle plate.
In one embodiment, in the bar system structure, for one first support bar, two middle support bars are correspondingly arranged in pairs, and the two middle support bars in pairs are respectively welded with two ends of the corresponding first support bar.
In one embodiment, the two middle support rods in the pair are further welded to the two second support rods, respectively.
In one embodiment, the two second support bars each extend in a chord length direction of the curved roof baffle and are spaced apart in a width direction of the curved roof baffle.
In one embodiment, each support rod in the rod system structure is made of steel bars, and the arc top baffle is made of steel plates.
Through installing above-mentioned arch bank protection secondary joist at arch bank protection secondary joist position (below) and building support, materials such as slabstone take place to roll when can avoiding the construction effectively to guarantee safety.
Moreover, the arch slope protection secondary keel masonry support can play a certain supporting role on the rubbles, ensures the masonry to be formed at one time, reduces cracks generated by layered masonry, and ensures the quality. Moreover, the operations of measuring the center point of a circle, paying off the arc and the like in the construction process can be reduced, and the masonry efficiency is improved.
In addition, above-mentioned arch bank protection secondary joist builds support by laying bricks or stones simple manufacture, and is with low costs, convenient and practical.
Drawings
The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of an arch slope protection secondary keel masonry support.
Detailed Description
The present invention will be further described with reference to the following detailed description and the accompanying drawings, wherein the following description sets forth more details for the purpose of providing a thorough understanding of the present invention, but it is obvious that the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar generalizations and deductions based on the practical application without departing from the spirit of the present invention, and therefore, the scope of the present invention should not be limited by the contents of the detailed description.
For example, a first feature described later in the specification may be formed over or on a second feature, and may include embodiments in which the first and second features are formed in direct contact, and may also include embodiments in which additional features are formed between the first and second features, such that the first and second features may not be in direct contact. Further, when a first element is described as being coupled or coupled to a second element, the description includes embodiments in which the first and second elements are directly coupled or coupled to each other, as well as embodiments in which one or more additional intervening elements are added to indirectly couple or couple the first and second elements to each other.
Common road side slopes (not shown) can be set up in a graded manner, for example, one level is set every 8M, each grade of side slope is provided with a wide side slope platform of 2M, for example, in order to prevent scouring and infiltration, the side slope is supported by an arched slope protection, and main and secondary keels of the arched slope protection can be grouted by M7.5, wherein the secondary keels are 30mm wide and 25mm thick, for example.
Fig. 1 shows the utility model discloses an arch bank protection secondary joist masonry support 10, for example can be applied to aforementioned road side slope. The arch slope protection secondary keel masonry support 10 comprises an arc top baffle 8, a rod system structure 6 and a fixing bolt 7. It is to be understood that the drawings are designed solely for purposes of illustration and not as an aid to scale, and should not be construed as limiting the scope of the invention in any way. Further, the conversion methods in the different embodiments may be appropriately combined.
The arc top fence 8 has an arc shape conforming to the lower surface of the cross runners (not shown) so that the upper surface (not shown) of the arc top fence 8 can conform to the lower surface of the cross runners.
The bar system structure 6 comprises a plurality of first support bars 1, two second support bars 2 and a middle support bar 5.
The plurality of first support rods 1 are respectively welded to the lower surface 81 of the arc top baffle 8 and distributed along the arc length direction C1 of the arc top baffle 8. In the illustrated embodiment, the plurality of first support rods 1 may all extend in the width direction D2 of the arc top baffle 8. In the figure, three first support bars 1 are provided.
The two second support rods 2 are respectively connected between two ends of the arc top baffle 8 along the arc length direction C1, and a plurality of bolt holes 9 are arranged on the two second support rods 2 along the chord length direction D1 of the arc top baffle 8. In the illustrated embodiment, the two second support bars 2 may both extend in the chord length direction D1 of the arc-top fence 8 and be spaced apart in the width direction D2 of the arc-top fence 8. It will be understood that the terms "comprises" and "comprising," and the like, herein, merely indicate that the elements are included in a specifically identified group and are not intended to constitute an exclusive list, but may include other elements. For example, the bar-system structure 6 includes two second support bars 2, which means that the bar-system structure 6 includes at least two second support bars 2, and may include more than three second support bars 2.
The intermediate support bar 5 is connected between the first support bar 1 and the second support bar 2.
The fixing pins 7 are inserted into the slope soil (not shown) through the pin holes 9, respectively, to fix the rod system structure 6, thereby fixing the arc roof fence 8. Preferably, the pin holes 9 may be provided at the connection of the second support bar 2 and the intermediate support bar 5, for example, the pin holes 91, 92 shown, for better force transmission.
Because the slope surface of the arched slope protection is an inclined surface, the stone rolling is easy to happen when the arched slope protection is directly built in the past, and the arched slope protection secondary keel building support 10 is installed at the secondary keel position, so that the stone rolling and the like of materials in construction can be effectively avoided, and the safety is guaranteed.
When the rubble is built, due to the fact that downward tilting force is applied to the rubble, the rubble needs to be built in layers, and once building cannot be completed.
By adopting the arch slope protection secondary keel masonry support 10, the circle center point measurement, the circular arc line laying and the like in the construction process can be reduced, and the masonry efficiency is improved.
In the illustrated embodiment, the bar system structure 6 may further include a plurality of third support bars 3, and in the figure, a part of the third support bars 3 is hidden from view by the fixing pin 7. In the figure, five third support bars 3 are provided.
The third support rods 3 are distributed along the chord length direction D1 of the arc top baffle 8, and each third support rod 3 is connected with two corresponding bolt holes 9 respectively arranged on the two second support rods 2. Taking the third support rod 31 positioned in the middle as an example, the third support rod 31 connects the pin hole 91 positioned at the upper side and the pin hole 92 positioned at the lower side.
Two third support bars 32, 33 of the plurality of third support bars 3 may be welded to both ends (left and right ends in the drawing) of the arc top baffle 8 in the arc length direction C1, respectively. In the drawing, the third support bar 32 is located at the left end, and the third support bar 33 is located at the right end. Each of the second support bars 2 may be welded between the two third support bars 32 and 33, in other words, both ends (left end and right end in the drawing) of each of the second support bars 2 are respectively welded to the two third support bars 32 and 33. Preferably, the pin hole 9 may be provided at the junction of the second support bar 2 and the third support bar 3, so that force may be better transmitted and the bar system structure 6 may be more stable. For example, a pin hole 91 is formed at a common joint of the second support bar 2 and the intermediate and third support bars 5 and 3.
The remaining third support bars 3 may be welded to the second support bar 2 and the intermediate support bar 5, in addition to the two third support bars 32 and 33 welded to both ends of the arc top baffle 8 in the arc length direction C1.
The bar linkage 6 may also comprise two fourth support bars 4. Two fourth support bars 4 are welded to both ends (upper and lower ends in the drawing) of the arc-top baffle 8 in the width direction D2, respectively, and each fourth support bar 4 may extend in the arc length direction C1 of the arc-top baffle 8. The fourth support bar 4 may be welded to the first support bar 1, the second support bar 2, the third support bar 3, and the middle support bar 5. A pin hole 92 at the end side may be provided at the common connection of the second support bar 2 and the third and fourth support bars 3 and 4.
In the bar system structure 6, two intermediate support bars 5 may be provided in a pair corresponding to one first support bar 1. The two intermediate support rods 5 in a pair may be welded to both ends (upper and lower ends in the drawing) of a corresponding one of the first support rods 1, respectively. For example, in the illustrated first support bar 11, two intermediate support bars 51 are provided in a pair, and the upper intermediate support bar 51 is welded to the upper end of the first support bar 11, and the lower intermediate support bar 51 is welded to the lower end of the first support bar 11.
In the illustrated embodiment, the two intermediate support rods 5 in a pair may be disposed in parallel, spaced apart in the width direction D2 of the arc-top fence 8.
In the illustrated embodiment, the two middle support rods 5 in the pair may be welded to the two second support rods 2, respectively. In other words, of the two intermediate support bars 5 in the pair, both ends of one intermediate support bar 5 are welded to one end of the corresponding first support bar 1 and one second support bar 2 of the two second support bars 2, respectively, and the other intermediate support bar 5 is welded to the other end of the corresponding first support bar 1 and the other second support bar 2 of the two second support bars 2. For example, taking the pair of two intermediate support bars 51 as an example, the upper intermediate support bar 51 is welded to the upper end of the first support bar 11 and the upper second support bar 2, and the lower intermediate support bar 51 is welded to the lower end of the first support bar 11 and the lower second support bar 2.
The support rods (including the first support rod 1, the second support rod 2, the third support rod 3, the fourth support rod 4 and the middle support rod 5) in the rod system structure 6 can be made of steel bars. The arc top baffle 8 can be made of steel plates.
Before the construction of the arched slope protection, the manufacturing of the arched slope protection secondary keel masonry support 10 can be carried out. The size and the number of the steel bars and the steel plates used by the arched slope protection secondary keel masonry support 10 can be calculated according to the radian and the diameter of the secondary keel.
In the illustrated embodiment, as mentioned above, three first support rods 1 and five third support rods 3 are provided, which are all referred to as the support uprights; the number of the second supporting rods 2 is two, and the second supporting rods can be called as bottom cross rods; the number of the fourth supporting rods 4 is two, and the four supporting rods can be called as arc top stress cross rods; the middle support rods 5 are six, two middle support rods 51 in the middle can be called as main force vertical rods of the support, and the other four middle support rods 5 can be called as side wing vertical rods of the support.
For example, in the arch-shaped slope protection secondary joist masonry support 10 of the illustrated embodiment, a reinforcing bar having a diameter of 10mm may be used as each support bar, and the support bars may be welded together in accordance with the size of the lower surface of the secondary joist to form the bar system structure 6. The lengths of the two reinforcing bars of the fourth support bar 4 are 3390mm, the lengths of the two reinforcing bars of the second support bar 2 are 3000mm, the lengths of the reinforcing bars of the first support bar 1 and the third support bar 3 are 270mm, the lengths of the two reinforcing bars of the two intermediate support bars 51 are 680mm, and the lengths of the four reinforcing bars of the other four intermediate support bars 5 are 530 mm.
Then, welding a steel plate with the thickness of 1mm, the width of 270mm and the length of 3390mm at the arc top part of the rod system structure 6 to form an arc top baffle plate 8; then, a reinforcing steel bar with the diameter of 10mm can be adopted, and a pair of bolt holes 9 for fixing brackets are welded at every 1/4 positions and the vertically symmetrical positions of the second supporting rod 2 (or the bottom cross bar); then, five reinforcing bars with the diameter of 14mm and the length of 500mm are adopted as the fixing bolts 7 for fixing the support, the reinforcing bars adopted by the fixing bolts 7 are thicker than the reinforcing bars adopted by the support rods, the strength is higher, and the fixing bolts are enough for supporting the whole arch slope protection secondary keel masonry support 10.
The weight of the steel bar can be calculated by referring to the GB/T1499.2-2018 specification, the weight of the steel bar is 11.4kg, the weight of the steel plate is 7.2kg by referring to the GB/T709-2006 specification, and the total weight of the single arched slope protection secondary keel masonry support 10 manufactured in the way is 18.6 kg.
When the arched protection slope is actually constructed, after finishing the side slope according to a design drawing, manually carrying out paying-off excavation on the primary keel foundation groove and the secondary keel foundation groove; the arched slope protection follows from bottom to top, a main keel is built first, then a secondary keel is built, and after the main keel is built from the bottom to the joint position with the secondary keel, the arched slope protection secondary keel building support 10 is installed; firstly, a worker carries a manufactured arch slope protection secondary keel masonry support 10 to a secondary keel position, then corrects the arch slope protection secondary keel masonry support 10 according to a foundation trench, and finally, a fixing bolt 7 penetrates through a bolt hole 9 and is sequentially driven into slope soil by an iron hammer; after the fixing of the arch slope protection secondary keel masonry support 10 is completed, secondary keel masonry can be started; when the arch slope protection secondary keel masonry support 10 is dismantled, the fixing bolt 7 can be loosened firstly, then the fixing bolt is pulled out, and finally the arch slope protection secondary keel masonry support 10 is taken down and carried to the next construction part; and after the main keel and the secondary keel are built, jointing according to the requirements of a drawing, and watering for maintaining for not less than 7 days.
Above-mentioned arch bank protection secondary joist builds support by laying bricks or stones 10 can used repeatedly, can guarantee safety, assurance quality and raise the efficiency.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, any modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention, all without departing from the content of the technical solution of the present invention, fall within the scope of protection defined by the claims of the present invention.
Claims (10)
1. The utility model provides an arch bank protection secondary joist builds support by laying bricks or stones which characterized in that includes:
the arc top baffle is provided with an arc shape consistent with the lower surface of the secondary keel, so that the upper surface of the arc top baffle can be attached to the lower surface of the secondary keel;
a bar system structure comprising:
the first support rods are respectively welded with the lower surface of the arc top baffle and distributed along the arc length direction of the arc top baffle;
the two second supporting rods are respectively connected between the two ends of the arc top baffle plate along the arc length direction, and a plurality of bolt holes are formed in the two second supporting rods along the chord length direction of the arc top baffle plate; and
the middle supporting rod is connected between the first supporting rod and the second supporting rod; and
and the fixing bolts are respectively inserted into the slope soil of the side slope through the bolt holes so as to fix the rod system structure, thereby fixing the arc top baffle.
2. The arch slope protection secondary keel masonry support of claim 1,
the bolt hole is arranged at the joint of the second supporting rod and the middle supporting rod.
3. The arch slope protection secondary keel masonry support of claim 1,
the rod system structure further comprises a plurality of third supporting rods, the third supporting rods are distributed along the chord length direction of the arc top baffle, and each third supporting rod is connected with two corresponding bolt holes respectively formed in the two second supporting rods.
4. The arch slope protection secondary keel masonry support of claim 3,
two third support rods of the plurality of third support rods are respectively welded at two ends of the arc top baffle plate along the arc length direction, and each second support rod is welded between the two third support rods.
5. The arch slope protection secondary keel masonry support of claim 3,
the bolt hole is arranged at the joint of the second supporting rod and the third supporting rod.
6. The arch slope protection secondary keel masonry support of claim 1,
the rod system structure further comprises two fourth supporting rods, the two fourth supporting rods are welded at two ends of the arc top baffle plate in the width direction respectively, and each fourth supporting rod extends in the arc length direction of the arc top baffle plate.
7. The arch slope protection secondary keel masonry support of claim 1,
in the rod system structure, two paired middle support rods are correspondingly arranged for one first support rod, and the two paired middle support rods are respectively welded with two ends of the corresponding first support rod.
8. The arch slope protection secondary keel masonry support of claim 7,
and the two middle supporting rods in pair are also respectively welded with the two second supporting rods.
9. The arch slope protection secondary keel masonry support of claim 1,
the two second support rods extend along the chord length direction of the arc top baffle and are spaced in the width direction of the arc top baffle.
10. The arch slope protection secondary keel masonry support of claim 1,
each support rod in the rod system structure is made of steel bars, and the arc top baffle is made of steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020355911.7U CN211922666U (en) | 2020-03-19 | 2020-03-19 | Support is built by laying bricks or stones to arch bank protection secondary joist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020355911.7U CN211922666U (en) | 2020-03-19 | 2020-03-19 | Support is built by laying bricks or stones to arch bank protection secondary joist |
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| Publication Number | Publication Date |
|---|---|
| CN211922666U true CN211922666U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020355911.7U Active CN211922666U (en) | 2020-03-19 | 2020-03-19 | Support is built by laying bricks or stones to arch bank protection secondary joist |
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| CN (1) | CN211922666U (en) |
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- 2020-03-19 CN CN202020355911.7U patent/CN211922666U/en active Active
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