CN209906204U - Detachable rail beam for gantry crane - Google Patents
Detachable rail beam for gantry crane Download PDFInfo
- Publication number
- CN209906204U CN209906204U CN201920547495.8U CN201920547495U CN209906204U CN 209906204 U CN209906204 U CN 209906204U CN 201920547495 U CN201920547495 U CN 201920547495U CN 209906204 U CN209906204 U CN 209906204U
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- fixed connecting
- steel
- steel bars
- beam body
- rail
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Abstract
The utility model discloses a detachable rail beam for a gantry crane, which comprises a beam body (1), beam wings (2), a reinforcing steel bar net rack (3), fixed connecting through holes (4), fixed connecting bolts (5), pre-embedded fixed connecting bolts (6), an L-shaped steel pressing plate (7), fixed connecting clamping plates (8) and steel rails (9); the top of the beam body (1) is vertically provided with two rows of pre-embedded fixed connecting bolts (6) with equal intervals, and two ends of the beam body are provided with two fixed connecting through holes (4) vertical to the side surface; the beam wings (2) are positioned on two sides of the beam body (1) and are uniformly and symmetrically distributed; the steel bar net rack (3) is positioned in the beam body (1) and the beam wing (2); the fixed connecting clamping plates (8) are positioned at two sides of the joint of the two beam bodies (1), and the fixed connecting bolts (5) penetrate through the fixed connecting through holes (4) to fix the two beam bodies (1) into a whole; the steel rail (9) is located at the center of the beam body (1), the L-shaped steel pressing plate (7) is located at the lower end of the steel rail (9) and the upper surface of the beam body (1), and the pre-embedded fixed connecting bolts (6) firmly fix the steel rail (9) and the beam body (1) into a whole through the steel pressing plate (7).
Description
Technical Field
The utility model relates to a dismantled and assembled roof beam of track for portal crane, the dismantled and assembled roof beam of track for portal crane of production usefulness of big reinforced concrete members such as open-air highway, railway, tunnel, bridge specifically says so belongs to traffic construction engineering field.
Background
With the rapid development of the transportation infrastructure in China, the construction of highways, high-speed railways, bridges and tunnels needs a large amount of large-tonnage reinforced concrete components, and a temporary large-size large-tonnage reinforced concrete component production base needs to be built near a construction site no matter the transportation conditions, the transportation cost and the like are considered, in the construction of the production base, a large gantry crane is an indispensable production hoisting device, a plurality of reinforced concrete rail ground beams with very large size and very long distance are generally manufactured to meet the requirement of the gantry crane, once the construction task is completed, the reinforced concrete rail ground beams need to be dismantled to restore the original appearance of cultivated land, so that a lot of troubles are brought: firstly, a large amount of labor is needed; secondly, a large amount of time is needed; thirdly, a large amount of construction waste is generated; fourthly, adverse effects are caused to the environment; fifthly, the early-stage capital investment of the track ground beam is large, and the track ground beam cannot be reused. Therefore, the construction method and the construction technology need to be overcome, and the development of the detachable rail beam for the gantry crane becomes a problem which needs to be solved urgently in the field at present.
The utility model discloses try to design a dismantled and assembled roof beam of track for portal crane, will replace the large-scale component production base of existing open-air concrete and adopt and directly pour reinforced concrete track grade beam subaerial, overcome the technical defect of the existing cast-in-place reinforced concrete track grade beam of the aforesaid, have that the chain performance is good, long service life, dismouting are swift, transportation convenience, used repeatedly, construction cost low grade characteristics.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at overcoming the technical defect of above-mentioned existing cast in situ reinforced concrete track ground beam, invent the dismantled and assembled roof beam of track that an interlocking performance is good, long service life, dismouting are swift, the transportation is convenient, used repeatedly, construction cost are low.
The utility model provides a dismantled and assembled roof beam of track for portal crane which characterized in that: the steel beam consists of a beam body 1, beam wings 2, a reinforcing steel bar net rack 3, fixed connecting through holes 4, fixed connecting bolts 5, pre-embedded fixed connecting bolts 6, an L-shaped steel pressing plate 7, fixed connecting clamping plates 8 and steel rails 9;
two rows of a plurality of pre-embedded fixed connecting bolts 6 with equal intervals are vertically arranged at the top of the beam body 1, and two fixed connecting through holes 4 are arranged at two ends of the beam body and are vertical to the side surface; the embedded fixed connecting bolt 6 consists of a plurality of embedded fixed connecting screw rods 61, a spring gasket 62 and embedded fixed connecting nuts 63; a stainless steel sleeve 41 is arranged in the fixed connecting through hole 4;
the top surfaces of the beam wings 2 are inclined planes, and the beam wings 2 are positioned on two sides of the beam body 1 and are uniformly and symmetrically distributed;
the steel bar net rack 3 is positioned in the beam body 1 and the beam wing 2, and the steel bar net rack 3 is composed of long longitudinal steel bars 31, transverse steel bars 32, short longitudinal steel bars 33 and stirrups 34; the long longitudinal steel bars 31 are uniformly arranged in three layers, each layer is provided with a plurality of stirrups 34 which are uniformly arranged and are firmly bound with the long longitudinal steel bars 31, the transverse steel bars 32 are arranged in two layers, each layer is provided with a plurality of transverse steel bars 32, the transverse steel bars 32 are perpendicular to the long longitudinal steel bars 31 and are positioned below the upper and lower layers of the long longitudinal steel bars 31 and are firmly connected with each other in a welding mode, and the short longitudinal steel bars 33 are positioned at the lower end parts of the transverse steel bars 32 and are firmly connected with each other in a welding mode;
the fixed connecting splints 8 are positioned at two sides of the joint of the two beam bodies 1, and the fixed connecting bolt 5 passes through the fixed connecting through hole 4 to fix the two beam bodies 1 into a whole; the fixed connecting splint 8 is provided with a plurality of connecting holes 81; the steel rail 9 is positioned at the center of the beam body 1, the L-shaped steel pressing plate 7 is positioned at the lower end of the steel rail 9 and the upper surface of the beam body 1, and the embedded fixed connecting bolts 6 firmly fix the steel rail 9 and the beam body 1 into a whole through the steel pressing plate 7;
the detachable rail beam for the gantry crane is characterized in that: all the steel bars of the steel bar net rack 3 need surface rust removal treatment; the coarse and fine aggregates are washed with water.
Drawings
Fig. 1 is an assembled perspective view of the present invention;
fig. 2 is a perspective view of the present invention;
fig. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line A-A of the present invention;
fig. 5 is a schematic cross-sectional view of the present invention taken along line B-B.
Fig. 6 is a schematic top view of the mutual position structure of the reinforcement net rack 3 of the present invention;
fig. 7 is a schematic top view of the present invention with a rail 9 installed;
FIG. 8 is a schematic cross-sectional view of the present invention taken along the line C-C with the rail 9 installed;
fig. 9 is a perspective view of the fixing splint 8 according to the present invention.
In the figure:
1 is a beam body
2 is a beam wing
3 is a steel bar net frame
31 long longitudinal steel bar
32 is a transverse reinforcing bar
33 are short longitudinal reinforcing bars
34 is a stirrup
4 is a fixed connection through hole
41 is a stainless steel sleeve
5 is a fixed connecting bolt
6 is a pre-embedded fixed connecting bolt
61 is a pre-embedded fixed connecting screw
62 is a spring washer
63 is a pre-embedded fixed connecting nut
7 is L shaped steel clamp plate
8 is a fixed connection splint
81 are connecting holes
9 is a steel rail
Detailed Description
The utility model is realized in the following, the description is further made by combining the attached drawings 1-9: the utility model provides a dismantled and assembled roof beam of track for portal crane which characterized in that: the steel beam consists of a beam body 1, beam wings 2, a reinforcing steel bar net rack 3, fixed connecting through holes 4, fixed connecting bolts 5, pre-embedded fixed connecting bolts 6, an L-shaped steel pressing plate 7, fixed connecting clamping plates 8 and steel rails 9;
two rows of a plurality of pre-embedded fixed connecting bolts 6 with equal intervals are vertically arranged at the top of the beam body 1, and two fixed connecting through holes 4 are arranged at two ends of the beam body and are vertical to the side surface; the embedded fixed connecting bolt 6 consists of a plurality of embedded fixed connecting screw rods 61, a spring gasket 62 and embedded fixed connecting nuts 63; a stainless steel sleeve 41 is arranged in the fixed connecting through hole 4;
the top surfaces of the beam wings 2 are inclined planes, and the beam wings 2 are positioned on two sides of the beam body 1 and are uniformly and symmetrically distributed;
the steel bar net rack 3 is positioned in the beam body 1 and the beam wing 2, and the steel bar net rack 3 is composed of long longitudinal steel bars 31, transverse steel bars 32, short longitudinal steel bars 33 and stirrups 34; the long longitudinal steel bars 31 are uniformly arranged in three layers, each layer is provided with a plurality of stirrups 34 which are uniformly arranged and are firmly bound with the long longitudinal steel bars 31, the transverse steel bars 32 are arranged in two layers, each layer is provided with a plurality of transverse steel bars 32, the transverse steel bars 32 are perpendicular to the long longitudinal steel bars 31 and are positioned below the upper and lower layers of the long longitudinal steel bars 31 and are firmly connected with each other in a welding mode, and the short longitudinal steel bars 33 are positioned at the lower end parts of the transverse steel bars 32 and are firmly connected with each other in a welding mode;
the fixed connecting splints 8 are positioned at two sides of the joint of the two beam bodies 1, and the fixed connecting bolt 5 passes through the fixed connecting through hole 4 to fix the two beam bodies 1 into a whole; the fixed connecting splint 8 is provided with a plurality of connecting holes 81; the steel rail 9 is positioned at the center of the beam body 1, the L-shaped steel pressing plate 7 is positioned at the lower end of the steel rail 9 and the upper surface of the beam body 1, and the embedded fixed connecting bolts 6 firmly fix the steel rail 9 and the beam body 1 into a whole through the steel pressing plate 7;
the detachable rail beam for the gantry crane is characterized in that: all the steel bars of the steel bar net rack 3 need surface rust removal treatment; the coarse and fine aggregates are washed with water.
The utility model discloses the implementation step as follows:
1) binding a steel bar net rack 3 in advance;
2) welding the stainless steel sleeve 41 on the reinforcing steel bar net rack 3;
3) binding and pre-burying a fixed connecting bolt 6;
4) placing the bound reinforcement net rack 3 into a mold;
5) adjusting and detecting the positions and distances of the stainless steel sleeve 41 and the pre-embedded fixed connecting bolt 6;
6) stirring the concrete;
7) pouring concrete and vibrating to compact;
8) conveying the mould and the concrete track member into a steam curing chamber for curing;
9) after the curing time is reached, removing the mold after the mold is taken out of the curing chamber;
10) inspecting the appearance quality;
11) carrying out strength inspection;
12) can be delivered after being placed in the factory 28 d.
The utility model discloses beneficial effect after implementing is:
1) the utility model discloses to replace the existing large-scale component production base of open-air concrete and adopt the reinforced concrete track grade beam of directly pouring subaerial, overcome the technical defect of above-mentioned existing cast in situ reinforced concrete track grade beam, have that linkage performance is good, long service life, dismouting are swift, transportation convenience, used repeatedly, construction cost low grade characteristics.
2) The detachable rail beam for the gantry crane of the utility model is produced in a factory, and the indexes of the size deviation, the freeze thawing resistance, the leakage resistance, the strength performance and the like all accord with the relevant national standards; the chain nature is good, and stability is good, and the transportation is convenient, and used repeatedly adopts the assembled construction, accords with national environmental protection requirement, does not have the construction rubbish of abandoning, does not cause the pollution to the environment.
Claims (2)
1. The utility model provides a dismantled and assembled roof beam of track for portal crane which characterized in that: the steel beam consists of a beam body (1), beam wings (2), a steel bar net rack (3), fixed connecting through holes (4), fixed connecting bolts (5), pre-buried fixed connecting bolts (6), an L-shaped steel pressing plate (7), fixed connecting clamping plates (8) and steel rails (9);
two rows of a plurality of pre-embedded fixed connecting bolts (6) with equal intervals are vertically arranged at the top of the beam body (1), and two fixed connecting through holes (4) are arranged at two ends of the beam body and are vertical to the side surface; the embedded fixed connecting bolt (6) is composed of a plurality of embedded fixed connecting screw rods (61), a spring gasket (62) and embedded fixed connecting nuts (63); a stainless steel sleeve (41) is arranged in the fixed connecting through hole (4);
the top surfaces of the beam wings (2) are inclined planes, and the beam wings (2) are positioned on two sides of the beam body (1) and are uniformly and symmetrically distributed;
the steel bar net rack (3) is positioned in the beam body (1) and the beam wing (2), and the steel bar net rack (3) is composed of long longitudinal steel bars (31), transverse steel bars (32), short longitudinal steel bars (33) and stirrups (34); the long longitudinal steel bars (31) are uniformly arranged in three layers, each layer is provided with a plurality of stirrups (34) which are uniformly arranged and are stably bound with the long longitudinal steel bars (31), the transverse steel bars (32) are arranged in two layers, each layer is provided with a plurality of transverse steel bars (32), the transverse steel bars (32) are perpendicular to the long longitudinal steel bars (31) and are positioned below the upper layer and the lower layer, the transverse steel bars are firmly connected with each other in a welding mode, and the short longitudinal steel bars (33) are positioned at the lower end parts of the transverse steel bars (32) and are firmly connected with each other in a welding mode;
the fixed connecting splints (8) are positioned at two sides of the joint of the two beam bodies (1), and the fixed connecting bolt (5) passes through the fixed connecting through hole (4) to fix the two beam bodies (1) into a whole; a plurality of connecting holes (81) are arranged on the fixed connecting splint (8); the steel rail (9) is located at the center of the beam body (1), the L-shaped steel pressing plate (7) is located at the lower end of the steel rail (9) and the upper surface of the beam body (1), and the embedded fixed connecting bolts (6) firmly fix the steel rail (9) and the beam body (1) into a whole through the L-shaped steel pressing plate (7).
2. The detachable rail beam for the gantry crane according to claim 1, wherein: all the steel bars of the steel bar net rack (3) need to be subjected to surface rust removal treatment; the coarse and fine aggregates are washed with water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547495.8U CN209906204U (en) | 2019-04-23 | 2019-04-23 | Detachable rail beam for gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547495.8U CN209906204U (en) | 2019-04-23 | 2019-04-23 | Detachable rail beam for gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209906204U true CN209906204U (en) | 2020-01-07 |
Family
ID=69044943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920547495.8U Expired - Fee Related CN209906204U (en) | 2019-04-23 | 2019-04-23 | Detachable rail beam for gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209906204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911766A (en) * | 2019-04-23 | 2019-06-21 | 哈尔滨军鼎混凝土制品有限公司佳木斯分公司 | A kind of removable beam of gantry crane automobile-used track |
-
2019
- 2019-04-23 CN CN201920547495.8U patent/CN209906204U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911766A (en) * | 2019-04-23 | 2019-06-21 | 哈尔滨军鼎混凝土制品有限公司佳木斯分公司 | A kind of removable beam of gantry crane automobile-used track |
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| 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: 20200107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |