CN217813516U - Angle adjusting tool for reserved steel bars of tunnel inverted arch - Google Patents
Angle adjusting tool for reserved steel bars of tunnel inverted arch Download PDFInfo
- Publication number
- CN217813516U CN217813516U CN202221696927.XU CN202221696927U CN217813516U CN 217813516 U CN217813516 U CN 217813516U CN 202221696927 U CN202221696927 U CN 202221696927U CN 217813516 U CN217813516 U CN 217813516U
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- Prior art keywords
- reserved steel
- adjusting
- adjusting rod
- shaped structure
- steel bar
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 34
- 239000010959 steel Substances 0.000 title claims abstract description 34
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 238000010276 construction Methods 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a tool for adjusting the angle of a reserved steel bar of an inverted arch of a tunnel, which comprises an adjusting rod, a handle and a positioning piece, wherein the handle is arranged at the top of the adjusting rod; the positioning piece is arranged at the bottom of the adjusting rod and comprises a U-shaped structure which is correspondingly arranged up and down, the outer ends of two vertical parts of the U-shaped structure are fixedly connected with the adjusting rod, and the length of the transverse part of the U-shaped structure is matched with the diameter of the reserved steel bar; the reserved steel bar to be adjusted is inserted into the positioning piece and is contacted with the two vertical parts of the U-shaped structure; the angle adjustment of the reserved steel bars is realized by rotating the adjusting rods. The utility model discloses a setting element corresponds the adjustment point setting of reserving the reinforcing bar, and artifical adjusting lever top application of force has prolonged the power arm in other words, and then just can realize reserving the adjustment of reinforcing bar through less power, reduces the construction strength, and then improves the efficiency of construction, and the instrument preparation can be drawn materials in place, and the cost is lower, can be applicable to the special construction scene that mechanical equipment can't get into, has good economic benefits.
Description
Technical Field
The utility model belongs to the technical field of the reinforcing bar angular adjustment in the tunnel, in particular to reinforcing bar angular adjustment instrument is reserved to tunnel invert.
Background
The tunnel inverted arch is a reverse arch structure arranged at the bottom of the tunnel for improving the stress condition of an upper supporting structure, is one of main components of the tunnel structure, effectively transmits the pressure of the stratum at the upper part of the tunnel to the ground through a side wall structure of the tunnel or the load on the road surface, and also effectively resists the counter force transmitted from the stratum at the lower part of the tunnel. The invert reserves the reinforcing bar and ligates with the location muscle in the tunnel, realize its installation location, but at the job site, the invert reserves the reinforcing bar easily because of exogenic action or design error, often need its angle of on-the-spot adjustment, receive the construction site restriction in the tunnel, the mechanical equipment of reinforcing bar angle modulation is difficult to get into, consequently by artifical manual adjustment usually, but because the diameter of invert reservation reinforcing bar is great, angle modulation wastes time and energy, bring great difficulty for actual construction, the efficiency of construction has been reduced. In the CZ railway second-stage CZZZQ-6 standard project, the problem of low work efficiency of adjusting the angle of the reserved steel bar of the inverted arch of the tunnel occurs.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reinforcing bar angular adjustment instrument is reserved to tunnel invert to solve among the above-mentioned background art tunnel invert and reserve the artifical adjustment of reinforcing bar angle and waste time and energy, reduce the problem of efficiency of construction.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an angle adjusting tool for reserved steel bars of an inverted arch of a tunnel comprises an adjusting rod, a handle and a positioning piece, wherein the handle is arranged at the top of the adjusting rod; the positioning piece is arranged at the bottom of the adjusting rod and comprises a U-shaped structure which is correspondingly arranged up and down, the outer ends of two vertical parts of the U-shaped structure are fixedly connected with the adjusting rod, and the length of the transverse part of the U-shaped structure is matched with the diameter of the reserved steel bar; the reserved steel bar to be adjusted is inserted into the positioning piece and is contacted with the two vertical parts of the U-shaped structure; the angle adjustment of the reserved steel bars is realized by rotating the adjusting rods.
Furthermore, the U-shaped structure is a U-shaped rod, the whole U-shaped structure is horizontally arranged, two vertical parts are parallel to each other, and the outer ends of the vertical parts are welded with the adjusting rod.
Furthermore, the positioning pieces are arranged in two groups and are symmetrically arranged on the left side and the right side of the adjusting rod respectively.
Furthermore, the two corresponding U-shaped rods surround the rectangle together.
Furthermore, the two handles are arranged on the adjusting rod at intervals up and down respectively.
Further, the handle is a rubber pad.
Furthermore, the adjusting rod and the positioning piece are both made of threaded steel.
The utility model discloses following beneficial effect has:
1. the utility model provides a pair of reinforcing bar angular adjustment instrument is reserved to tunnel invert, setting element correspond the adjustment point setting of reserving the reinforcing bar, and the manual work has prolonged the power arm at regulation pole top application of force in other words, and then just can realize reserving the adjustment of reinforcing bar through less power, reduces the construction strength, and then improves the efficiency of construction.
2. The utility model provides a tunnel invert reserves reinforcing bar angle adjustment instrument, the setting element sets up to the U type, avoids reserving the reinforcing bar roll-off in the adjustment process, makes the connection of reserving the reinforcing bar and this instrument more reliable; through set up twice handle on adjusting the pole, the handheld operation of constructor of being convenient for.
3. The utility model provides a pair of reinforcing bar angular adjustment instrument is reserved to tunnel invert adjusts pole and setting element and by the screw-thread steel preparation, can draw materials on the spot, and the cost is lower, and the preparation of being convenient for, and easy and simple to handle is swift, can be applicable to the special construction scene that mechanical equipment can't get into, has good economic benefits.
Drawings
Fig. 1 is a schematic view of the overall structure of an adjusting tool according to the present invention;
fig. 2 is a side view of fig. 1 of the present invention;
fig. 3 is a top view of fig. 1 according to the present invention.
In the figure: 1-adjusting rod, 2-positioning piece and 3-handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a pair of reinforcing bar angular adjustment instrument is reserved to tunnel invert, including adjusting pole 1, setting element 2 and handle 3, setting element 2 sets up in adjusting pole 1 bottom, correspond the U type structure that sets up including from top to bottom, the coexistence portion outer end of U type structure all links firmly with adjusting pole 1, and the length of horizontal portion suits with the diameter of reserving the reinforcing bar. The reserved steel bars to be adjusted are inserted into the positioning piece 2 and are in contact with the two vertical parts of the U-shaped structure, and the connection between the reserved steel bars and the tool is more reliable by arranging the U-shaped structure, so that the reserved steel bars are prevented from sliding out in the adjusting process; the handle 3 is arranged at the top of the adjusting rod 1, so that the constructor can hold the adjusting rod conveniently. The angle adjustment of the reserved steel bars can be realized by rotating the adjusting rod 1.
The adjusting rod 1 is a round rod, and is preferably made of deformed steel bars with the diameter of 25mm, which are commonly used in construction sites, so that materials can be conveniently obtained, and the manufacturing cost is reduced.
The two sets of positioning pieces 2 are symmetrically arranged on the left side and the right side of the adjusting rod 1 respectively, so that the angles of the reserved steel bars at different positions can be adjusted conveniently. The preferred U type pole of U type structure, whole level setting, coexistence looks parallel to each other, and the outer end all with adjust pole 1 welded connection, upright portion length is preferably 15cm. The U-shaped bar is preferably a 25mm diameter screw steel commonly used on construction sites. As a preferred mode, two U type poles that correspond about enclose synthetic rectangle jointly, and the horizontal part of U type pole is the broadside of rectangle, and coexistence portion connects for the long limit of rectangle, and the long limit of rectangle is a reinforcing bar, and U type pole horizontal part and the welding connection of portion that stands are convenient for draw materials on the spot and assemble this instrument.
The two handles 3 are respectively arranged on the adjusting rod 1 at intervals up and down, so that force application is facilitated. The handle 3 is preferably rubber-padded.
During the use, at first install this instrument at the scene, then constructor handheld handle 3 establishes on the reservation reinforcing bar with 2 covers of setting element to the contact position of setting element 2 and reservation reinforcing bar is the initial point, rotates regulation pole 1, and the angular adjustment that finishes until the reservation reinforcing bar is accomplished, with this instrument follow reservation reinforcing bar take off can.
In the prior art, when the angle of the reserved steel bar needs to be adjusted, a person holds the adjusting position of the reserved steel bar with one hand to serve as an adjusting point, and holds the end part of the reserved steel bar with the other hand to adjust, and manual adjustment is time-consuming and labor-consuming due to the fact that the diameter of the reserved steel bar is large; the utility model provides a setting element 2 corresponds the adjustment point setting of reservation reinforcing bar, and the manual work has prolonged the power arm in other words at adjusting 1 top application of force in pole, and then just can realize the adjustment of reservation reinforcing bar through less power, reduces the construction strength, and then improves the efficiency of construction.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a reinforcing bar angular adjustment instrument is reserved to tunnel invert which characterized in that: the adjustable handle comprises an adjusting rod (1), a handle (3) and a positioning piece (2), wherein the handle (3) is arranged at the top of the adjusting rod (1); the positioning piece (2) is arranged at the bottom of the adjusting rod (1) and comprises a U-shaped structure which is correspondingly arranged up and down, the outer ends of two vertical parts of the U-shaped structure are fixedly connected with the adjusting rod (1), and the length of a transverse part of the U-shaped structure is matched with the diameter of the reserved steel bar; the reserved steel bar to be adjusted is inserted into the positioning piece (2) and is contacted with the two vertical parts of the U-shaped structure; the angle adjustment of the reserved steel bars is realized by rotating the adjusting rod (1).
2. The tool for adjusting the angle of the reserved steel bar of the inverted arch of the tunnel according to claim 1, wherein: the U-shaped structure is a U-shaped rod, the whole U-shaped structure is horizontally arranged, two vertical parts are parallel to each other, and the outer ends of the vertical parts are welded with the adjusting rod (1).
3. The tool for adjusting the angle of the reserved steel bar of the inverted arch of the tunnel according to claim 2, wherein: the two sets of positioning pieces (2) are symmetrically arranged on the left side and the right side of the adjusting rod (1).
4. The tool for adjusting the angle of the reserved steel bar of the inverted arch of the tunnel according to claim 3, wherein: the two corresponding U-shaped rods surround the rectangle.
5. The tool for adjusting the angle of the reserved steel bar of the inverted arch of the tunnel according to claim 1, wherein: the two handles (3) are arranged and are respectively arranged on the adjusting rod (1) at an upper-lower interval.
6. The tool for adjusting the angle of the reserved steel bar of the inverted arch of the tunnel according to claim 1, wherein: the handle (3) is a rubber pad.
7. The tool for adjusting the angle of the reserved steel bar of the inverted arch of the tunnel according to claim 1, wherein: the adjusting rod (1) and the positioning piece (2) are both made of threaded steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221696927.XU CN217813516U (en) | 2022-07-04 | 2022-07-04 | Angle adjusting tool for reserved steel bars of tunnel inverted arch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221696927.XU CN217813516U (en) | 2022-07-04 | 2022-07-04 | Angle adjusting tool for reserved steel bars of tunnel inverted arch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217813516U true CN217813516U (en) | 2022-11-15 |
Family
ID=83960231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221696927.XU Expired - Fee Related CN217813516U (en) | 2022-07-04 | 2022-07-04 | Angle adjusting tool for reserved steel bars of tunnel inverted arch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217813516U (en) |
-
2022
- 2022-07-04 CN CN202221696927.XU patent/CN217813516U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |