CN203498733U - Device capable of ensuring levelness of force transmission rods of concrete pavement - Google Patents
Device capable of ensuring levelness of force transmission rods of concrete pavement Download PDFInfo
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- CN203498733U CN203498733U CN201320555368.5U CN201320555368U CN203498733U CN 203498733 U CN203498733 U CN 203498733U CN 201320555368 U CN201320555368 U CN 201320555368U CN 203498733 U CN203498733 U CN 203498733U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 11
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a device capable of ensuring the levelness of force transmission rods of a concrete pavement. The device comprises a positioning frame, the force transmission rods, sleeves and a positioning mechanism, wherein the sleeves are sleeved outside the force transmission rods; the positioning mechanism is used for positioning the force transmission rods and the sleeves; the positioning frame comprises a bottom plate and an encircling plate which is fixedly connected with the bottom plate; the bottom plate and the encircling plate are matched to form a groove; a plurality of guide through holes are uniformly formed in the bottom plate; the positioning mechanism comprises a plurality of bosses which are uniformly distributed in the groove and are fixedly connected with the bottom plate; a positioning plate is arranged in front of the bosses; and clamping assemblies are arranged on the bosses and the positioning plate. The device is simple in structure, and convenient and reliable to operate; the levelness of the force transmission rods and the distance between two force transmission rods can be ensured, the force bearing performance of the concrete pavement is improved, and the service life of the concrete pavement is prolonged.
Description
Technical Field
The utility model relates to a guarantee concrete road surface dowel steel horizontally device belongs to the road engineering field.
Background
The dowel bar is a round steel bar which is arranged at the center of the plate thickness at a certain distance along the transverse joint of the cement concrete pavement slab, one end of the round steel bar is fixed in one side plate, and the other end of the round steel bar can slide in the adjacent side plate.
Concrete when the segmentation is pour, the dowel steel atress is reasonable when avoiding atress and concrete expend with heat and contract with cold, and the dowel steel needs the level to be arranged, however, the mode that the arrangement of present concrete pouring in-process dowel steel adopted artifical handheld or simple and easy cushion to fill up mostly, so not only can not guarantee the horizontality of dowel steel, and the interval between the dowel steel also can't guarantee moreover.
It will thus be seen that the prior art is susceptible to further improvements and enhancements.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an avoid the weak point that above-mentioned prior art exists, provide a guarantee concrete road surface dowel bar horizontally device.
The utility model discloses the technical scheme who adopts does:
a device for ensuring the leveling of a dowel bar on a concrete pavement comprises a positioning frame, the dowel bar, a sleeve sleeved outside the dowel bar and a positioning mechanism for positioning the dowel bar and the sleeve; the positioning frame comprises a bottom plate and a surrounding plate fixedly connected with the bottom plate, the bottom plate and the surrounding plate are matched to form a groove, and a plurality of guide through holes are uniformly distributed in the bottom plate; the positioning mechanism comprises a plurality of bosses which are uniformly distributed in the grooves and fixedly connected with the bottom plate, a positioning plate is arranged in front of the bosses, positioning through holes communicated with the guide through holes are formed in the bosses, a plurality of strip-shaped through grooves are uniformly distributed on the positioning plate, a half through hole is formed in the positioning plate on one side of each through groove and communicated with the through grooves, clamping assemblies are arranged on the bosses and the positioning plate, and the dowel bars and the sleeves sequentially penetrate through the guide through holes, the positioning through holes and the clamping assemblies; the number of the guide through holes, the bosses and the through grooves is equal.
The clamping assembly comprises a first clamping block and a second clamping block, the first clamping block is arranged on the boss and has a semicircular section, the second clamping block is arranged on the positioning plate and has a semicircular section, the first clamping block and the second clamping block have the same radius and can be matched with each other to form a clamping column with a full-circular section and clamp the force transmission rod and the sleeve.
The first clamping block is close to the positioning through hole, the circle center of the cross section of the first clamping block is positioned on the same horizontal line with the hole center of the guide through hole, and the second clamping block is close to the semi-through hole; and reinforcing ribs are fixedly connected to the outer side surfaces of the first clamping block and the second clamping block.
The length of the force transmission rod is greater than that of the sleeve, one end of the sleeve is located on the outer side of the clamping component, the other end of the sleeve is located behind the bottom plate, a leakage-proof ring is arranged between the sleeve and the rear end face of the bottom plate, and the inner diameter of the leakage-proof ring is equal to the outer diameter of the sleeve.
Each boss is provided with a first positioning hole, bosses positioned at two sides are provided with second positioning holes, one second positioning hole is positioned at the upper left corner of the boss at one side, and the other second positioning hole is positioned at the lower right corner of the boss at the other side; the positioning plate is provided with third positioning holes which are in one-to-one correspondence with the first positioning holes on the bosses, the upper left corner and the lower right corner of the positioning plate are respectively provided with fourth positioning holes which are in correspondence with the two second positioning holes, the bosses and the positioning plate are connected through positioning bolts and positioning pins, the positioning bolts penetrate through the first positioning holes and the third positioning holes, and the positioning pins penetrate through the second positioning holes and the fourth positioning holes.
The height of the through groove is larger than the outer diameter of the first clamping block, and the length of the through groove is larger than the sum of the widths of the first clamping block and the reinforcing ribs arranged on the first clamping block.
The hole diameters of the guide through hole and the positioning through hole are slightly larger than the outer diameter of the sleeve, and the inner diameters of the first clamping block and the second clamping block are slightly larger than the outer diameter of the sleeve.
The bottom plate is perpendicular to the surrounding plates, the surrounding plates comprise two long plates parallel to each other and two short plates parallel to each other, the long plates are perpendicular to the short plates, and a plurality of connecting holes are uniformly distributed in the two short plates.
And a reinforcing rib plate is arranged between every two adjacent bosses, and the top end and the bottom end of the reinforcing rib plate are fixedly connected with the long plate respectively.
The boss has four, and corresponding to it, guide through-hole and logical groove all have four.
Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:
the utility model discloses simple structure, convenient operation is reliable, can guarantee the interval between dowel steel level and dowel steel, strengthens the load performance of concrete road surface, prolongs the life of concrete road surface.
Drawings
Fig. 1 is a schematic structural view of the present invention viewed from one side.
Fig. 2 is a schematic structural view of the present invention viewed from the other side.
Fig. 3 is the structure schematic diagram of the utility model after the middle positioning frame and the boss are assembled.
Fig. 4 is a schematic structural view of the middle positioning plate of the present invention.
Wherein,
1. 1-1 positioning frame, 1-2 long plates, 1-3 short plates, 1-4 connecting holes, 1-5 reinforcing rib plates, 2 bottom plates, 2-1 bosses, 2-2 positioning through holes, 2-3 first clamping blocks, 2-4 first positioning holes, 3 second positioning holes, 4 reinforcing ribs, 5 dowel bars, 6 sleeves, 6-1 positioning plates, 6-2 second clamping blocks, 6-3 through grooves, 6-4 third positioning holes, 6-5 fourth positioning holes, 7 half through holes, 8 positioning pins, 9 positioning bolts, and leakproof rings
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments, but the present invention is not limited to these embodiments.
As shown in fig. 1, a device for ensuring the leveling of a dowel bar of a concrete pavement comprises a positioning frame 1, a dowel bar 4, a sleeve 5 sleeved outside the dowel bar 4 and a positioning mechanism for positioning the dowel bar 4 and the sleeve 5; the positioning frame 1 comprises a bottom plate 1-5 and a surrounding plate fixedly connected with the bottom plate 1-5, the bottom plate 1-5 and the surrounding plate are matched to form a groove, and a plurality of guide through holes are uniformly distributed in the bottom plate 1-5; the bottom plate 1-5 is perpendicular to the surrounding plate, the surrounding plate comprises two parallel long plates 1-1 and two parallel short plates 1-2, the long plates 1-1 are perpendicular to the short plates 1-2, a plurality of connecting holes 1-3 are uniformly distributed in the two short plates 1-2, and the connecting holes 1-3 are used for connecting and positioning the adjacent positioning frames 1.
As shown in fig. 2, 3 and 4, the positioning mechanism includes a positioning plate 6 and a plurality of bosses 2 uniformly distributed in the grooves and fixedly connected to the base plates 1-5, and the positioning plate 6 is located in front of the bosses 2; each boss 2 is provided with a first positioning hole 2-3, bosses positioned at two sides are provided with second positioning holes 2-4, one second positioning hole is positioned at the upper left corner of the boss at one side, and the other second positioning hole is positioned at the lower right corner of the boss at the other side; the positioning plate 6 is provided with third positioning holes 6-3 which are in one-to-one correspondence with the first positioning holes 2-3 on each boss 2, the upper left corner and the lower right corner of the positioning plate 6 are respectively provided with fourth positioning holes 6-4 which are in correspondence with the two second positioning holes 2-4, the bosses 2 and the positioning plate 6 are connected through positioning bolts 8 and positioning pins 7, the positioning bolts 8 penetrate through the first positioning holes and the third positioning holes, and the positioning pins 7 penetrate through the second positioning holes and the fourth positioning holes; the boss 2 is provided with a positioning through hole 2-1 communicated with the guide through hole, the positioning plate 6 is uniformly provided with a plurality of strip-shaped through grooves 6-2, the positioning plate 6 at one side of the through groove 6-2 is provided with a half through hole 6-5, the half through hole 6-5 is communicated with the through groove 6-2, the boss 2 and the positioning plate 6 are provided with clamping components, and the dowel bar 4 and the sleeve 5 sequentially pass through the guide through hole, the positioning through hole 2-1 and the clamping components; the number of the guide through holes, the bosses 2 and the through grooves 6-2 is equal.
As shown in fig. 1 and 2, the length of the dowel bar 4 is greater than that of the sleeve 5, one end of the sleeve 5 is located outside the clamping assembly, and the other end is located behind the bottom plates 1-5.
As shown in fig. 1, 3 and 4, the clamping assembly includes a first clamping block 2-2 with a semicircular section and arranged on the boss 2, and a second clamping block 6-1 with a semicircular section and arranged on the positioning plate 6, the first clamping block 2-2 is close to the positioning through hole 2-1, the center of the circle of the section of the first clamping block is located on the same horizontal line with the center of the hole of the guiding through hole, and the second clamping block 6-1 is close to the semi-through hole 6-5; reinforcing ribs 3 are fixedly connected to the outer side surfaces of the first clamping block and the second clamping block; the first clamping block and the second clamping block have equal radius and can be matched to form a clamping column with a full circular ring-shaped section and clamp the dowel bar 4 and the sleeve 5; the height of the through groove 6-2 is larger than the outer diameter of the first clamping block 2-2, and the length of the through groove 6-2 is larger than the sum of the widths of the first clamping block 2-2 and the reinforcing ribs 3 arranged on the first clamping block 2-2; the hole diameters of the guide through hole and the positioning through hole 2-1 are slightly larger than the outer diameter of the sleeve 5, and the inner diameters of the first clamping block and the second clamping block are slightly larger than the outer diameter of the sleeve 5.
As shown in fig. 2, a leakage-proof ring 9 is preferably arranged between the sleeve 5 and the rear end surface of the bottom plate 1-5, the inner diameter of the leakage-proof ring 9 is equal to the outer diameter of the sleeve 5, and the leakage-proof ring 9 is arranged to effectively prevent concrete from flowing into the groove through the guide through hole during the concrete pouring process.
As shown in fig. 1 and 3, preferably, a reinforcing rib plate 1-4 is arranged between two adjacent bosses 2, and the top end and the bottom end of the reinforcing rib plate 1-4 are fixedly connected with the long plate 1-1 respectively.
As shown in fig. 1 and 3, it is preferable that the bosses 2 have four pieces, and the guide through holes and the through grooves 6-2 have four pieces.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Although terms such as the positioning frame 1, the boss 2, the reinforcing rib 3, the dowel bar 4, the sleeve 5, the positioning plate 6, the positioning pin 7, the anti-leakage ring 9 and the like are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
It is further understood that the specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a guarantee concrete road surface dowel steel horizontally device which characterized in that: the positioning device comprises a positioning frame, a dowel bar, a sleeve sleeved outside the dowel bar and a positioning mechanism for positioning the dowel bar and the sleeve; the positioning frame comprises a bottom plate and a surrounding plate fixedly connected with the bottom plate, the bottom plate and the surrounding plate are matched to form a groove, and a plurality of guide through holes are uniformly distributed in the bottom plate; the positioning mechanism comprises a plurality of bosses which are uniformly distributed in the grooves and fixedly connected with the bottom plate, a positioning plate is arranged in front of the bosses, positioning through holes communicated with the guide through holes are formed in the bosses, a plurality of strip-shaped through grooves are uniformly distributed on the positioning plate, a half through hole is formed in the positioning plate on one side of each through groove and communicated with the through grooves, clamping assemblies are arranged on the bosses and the positioning plate, and the dowel bars and the sleeves sequentially penetrate through the guide through holes, the positioning through holes and the clamping assemblies; the number of the guide through holes, the bosses and the through grooves is equal.
2. The apparatus of claim 1, wherein the means for maintaining the concrete slab dowel is further characterized by: the clamping assembly comprises a first clamping block and a second clamping block, the first clamping block is arranged on the boss and has a semicircular section, the second clamping block is arranged on the positioning plate and has a semicircular section, the first clamping block and the second clamping block have the same radius and can be matched with each other to form a clamping column with a full-circular section and clamp the force transmission rod and the sleeve.
3. The apparatus of claim 2, wherein the means for maintaining the concrete slab dowel is further characterized by: the first clamping block is close to the positioning through hole, the circle center of the cross section of the first clamping block is positioned on the same horizontal line with the hole center of the guide through hole, and the second clamping block is close to the semi-through hole; and reinforcing ribs are fixedly connected to the outer side surfaces of the first clamping block and the second clamping block.
4. The apparatus of claim 1, wherein the means for maintaining the concrete slab dowel is further characterized by: the length of the force transmission rod is greater than that of the sleeve, one end of the sleeve is located on the outer side of the clamping component, the other end of the sleeve is located behind the bottom plate, a leakage-proof ring is arranged between the sleeve and the rear end face of the bottom plate, and the inner diameter of the leakage-proof ring is equal to the outer diameter of the sleeve.
5. The apparatus of claim 1, wherein the means for maintaining the concrete slab dowel is further characterized by: each boss is provided with a first positioning hole, bosses positioned at two sides are provided with second positioning holes, one second positioning hole is positioned at the upper left corner of the boss at one side, and the other second positioning hole is positioned at the lower right corner of the boss at the other side; the positioning plate is provided with third positioning holes which are in one-to-one correspondence with the first positioning holes on the bosses, the upper left corner and the lower right corner of the positioning plate are respectively provided with fourth positioning holes which are in correspondence with the two second positioning holes, the bosses and the positioning plate are connected through positioning bolts and positioning pins, the positioning bolts penetrate through the first positioning holes and the third positioning holes, and the positioning pins penetrate through the second positioning holes and the fourth positioning holes.
6. A device for ensuring the levelling of a dowel of a concrete slab according to claim 3, characterized in that: the height of the through groove is larger than the outer diameter of the first clamping block, and the length of the through groove is larger than the sum of the widths of the first clamping block and the reinforcing ribs arranged on the first clamping block.
7. The apparatus of claim 2, wherein the means for maintaining the concrete slab dowel is further characterized by: the hole diameters of the guide through hole and the positioning through hole are slightly larger than the outer diameter of the sleeve, and the inner diameters of the first clamping block and the second clamping block are slightly larger than the outer diameter of the sleeve.
8. The apparatus of claim 1, wherein the means for maintaining the concrete slab dowel is further characterized by: the bottom plate is perpendicular to the surrounding plates, the surrounding plates comprise two long plates parallel to each other and two short plates parallel to each other, the long plates are perpendicular to the short plates, and a plurality of connecting holes are uniformly distributed in the two short plates.
9. The apparatus of claim 8, wherein the means for maintaining the concrete slab dowel is further characterized by: and a reinforcing rib plate is arranged between every two adjacent bosses, and the top end and the bottom end of the reinforcing rib plate are fixedly connected with the long plate respectively.
10. The apparatus of claim 1, wherein the means for maintaining the concrete slab dowel is further characterized by: the boss has four, and corresponding to it, guide through-hole and logical groove all have four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320555368.5U CN203498733U (en) | 2013-09-09 | 2013-09-09 | Device capable of ensuring levelness of force transmission rods of concrete pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320555368.5U CN203498733U (en) | 2013-09-09 | 2013-09-09 | Device capable of ensuring levelness of force transmission rods of concrete pavement |
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| Publication Number | Publication Date |
|---|---|
| CN203498733U true CN203498733U (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320555368.5U Expired - Fee Related CN203498733U (en) | 2013-09-09 | 2013-09-09 | Device capable of ensuring levelness of force transmission rods of concrete pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203498733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572684A (en) * | 2013-09-09 | 2014-02-12 | 青岛林川工程技术咨询有限公司 | Device for guaranteeing horizontalness of dowel bar on concrete pavement and using method thereof |
-
2013
- 2013-09-09 CN CN201320555368.5U patent/CN203498733U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572684A (en) * | 2013-09-09 | 2014-02-12 | 青岛林川工程技术咨询有限公司 | Device for guaranteeing horizontalness of dowel bar on concrete pavement and using method thereof |
| CN103572684B (en) * | 2013-09-09 | 2015-10-21 | 青岛林川工程技术咨询有限公司 | A kind of device and using method thereof ensureing concrete pavement dowel level |
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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: 20140326 Termination date: 20140909 |
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| EXPY | Termination of patent right or utility model |