Railway T-beam segmental bridge girder erection machine

Abstract

The utility model discloses a railway T-beam segmental bridge girder erection machine which comprises a bridge girder erection machine body, a hoisting crown block is installed on the upper portion of the bridge girder erection machine body, and a protection assembly is fixedly installed on the outer surface of the upper end of the bridge girder erection machine body. The protection assembly comprises a box body, a first gear motor, a second gear motor, a cloth outlet, a connecting plate, a supporting column, a first cloth guide roller, a first connecting shaft, a first steel rope limiting disc, a second cloth guide roller, a steel rope, rain shielding cloth, a third cloth guide roller, a second connecting shaft, a second steel rope limiting disc, a cloth winding roller, a first rotating shaft, a second rotating shaft and a steel rope winding and unwinding frame. And the box body is fixedly mounted at the rear end of the outer surface of the upper end of the bridge girder erection machine. According to the railway T-beam segmental bridge girder erection machine, the arranged protection assembly can effectively prevent equipment and personnel from being damaged by severe weather such as rainwater and wind and sand, the rain shielding cloth can be folded and unfolded conveniently, and use convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, concretely is a railway T beam sectional bridge -erecting machine. BACKGROUND

[0002] The bridge -erecting machine greatly improves the efficiency of railway bridge construction by lifting the prefabricated T type beam piece and conveying it to the designated position and then putting it down.

[0003] However, the bridge -erecting machine in prior art lacks a protective structure, and in the rain, due to the lack of rain -sheltering structure, the service life of the equipment is reduced, and the maintenance cost is increased.

[0004] Therefore, we propose a railway T beam sectional bridge -erecting machine. UTILITY MODEL CONTENT

[0005] (I) technical problem solved

[0006] In view of the deficiencies of prior art, the utility model provides a railway T beam sectional bridge -erecting machine, effectively prevents the rain from damaging the equipment and personnel, increases the service life of the bridge -erecting machine, reduces the cost of later maintenance, and can effectively solve the problems in the background art.

[0007] (II) technical scheme

[0008] To achieve the above object, the technical scheme adopted by the utility model is: a railway T beam sectional bridge -erecting machine, including bridge -erecting machine, the upper part of bridge -erecting machine is installed with hoisting trolley, the upper end outer surface of bridge -erecting machine is fixedly installed with protective assembly, the protective assembly includes box, first speed reducer, second speed reducer, cloth outlet, connecting plate, support column, first cloth guide roller, first connecting shaft, first steel rope limiting disc, second cloth guide roller, steel rope, rain -sheltering cloth, third cloth guide roller, second connecting shaft, second steel rope limiting disc, cloth winding roller, first rotating shaft, second rotating shaft and steel rope storage rack, and the box is fixedly installed on the rear end of the upper end outer surface of bridge -erecting machine, the number of support column and connecting plate is two groups, two groups connecting plate are fixedly installed on the upper part of the left and right sides of the front end outer surface of box and the upper part of the outer surface of one side of two groups support column, and the lower end outer surface of support column is fixedly connected with the front end of the upper end outer surface of bridge -erecting machine.

[0009] Preferably, the second cloth guide roller is fixed at equal intervals between the two groups of connecting plates, the first cloth guide roller is fixedly installed on the upper part between the two groups of support columns, the first connecting shaft is fixedly installed on the middle upper part between the two groups of support columns, and the first steel rope limiting disc is fixedly installed on the outer wall of the middle part of the first connecting shaft.

[0010] Preferably, the cloth outlet is arranged on the upper part of the outer surface of the front end of the box body, the third cloth guide roller is arranged on the upper part of the cloth outlet, the second connecting shaft is arranged on the lower part of the third cloth guide roller, and the second steel wire limiting disc is fixedly arranged on the outer wall of the middle part of the second connecting shaft.

[0011] Preferably, the first speed reducer is fixedly arranged on the upper part of the outer surface of one end of the box body, the second speed reducer is fixedly arranged on the lower part of the outer surface of one end of the box body, the cloth winding roller is arranged on the upper part of the inner cavity of the box body, the steel wire winding frame is arranged on the lower part of the inner cavity of the box body, the cloth winding roller is fixedly arranged on the outer wall of the first rotating shaft, and the steel wire winding frame is fixedly arranged on the outer wall of the second rotating shaft.

[0012] Preferably, the rainproof cloth is wound on the outer wall of the cloth winding roller, the steel wire is connected between the outer surface of one end of the rainproof cloth and the steel wire winding frame, and the steel wire penetrates through the first steel wire limiting disc and the second steel wire limiting disc.

[0013] Preferably, the first rotating shaft and the second rotating shaft are both provided with sealing bearings, the first rotating shaft and the second rotating shaft are both rotatably connected with the box body through the sealing bearings, the first rotating shaft and the first speed reducer are connected through a shaft coupling, one end of the outer surface of the first rotating shaft is fixedly connected with one end of the output shaft of the first speed reducer through the shaft coupling, the second rotating shaft and the second speed reducer are connected through a shaft coupling, and one end of the outer surface of the second rotating shaft is fixedly connected with one end of the output shaft of the second speed reducer through the shaft coupling.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides a railway T beam sectional bridge erecting machine, has the following beneficial effects:

[0016] 1、 this railway T beam sectional bridge erecting machine, set up the protection component, can effectively prevent rain, sandstorm and other bad weather from the invasion of equipment and personnel.

[0017] 2、 this railway T beam sectional bridge erecting machine, it is convenient to take up and pay off rainproof cloth, improve the convenience of use. ACCURACY

[0018] Figure 1 It is the whole structure schematic view of the utility model one kind of railway T beam sectional bridge erecting machine.

[0019] Figure 2 It is the result schematic view of the utility model one kind of railway T beam sectional bridge erecting machine protection component.

[0020] Figure 3 It is the local structure schematic view of the utility model one kind of railway T beam sectional bridge erecting machine protection component.

[0021] Figure 4 The utility model is a schematic diagram of the partial structure of the protective component in a railway T-beam segmental bridge erecting machine.

[0022] Figure 5 It is a side cross-sectional view of a box body of a railway T-beam segmental bridge erecting machine according to the present utility model.

[0023] In the figure: 1. Bridge erection machine; 2. Hoisting crane; 3. Protection assembly; 4. Box; 5. First reduction motor; 6. Second reduction motor; 7. Cloth outlet; 8. Connecting plate; 9. Support column; 10. First cloth guide roller; 11. First connecting shaft; 12. First steel rope limit plate; 13. Second cloth guide roller; 14. Steel rope; 15. Rain cover; 16. Third cloth guide roller; 17. Second connecting shaft; 18. Second steel rope limit plate; 19. Cloth take-up roller; 20. First rotating shaft; 21. Second rotating shaft; 22. Steel rope take-up and release rack. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] This embodiment is a railway T-beam segmental bridge erecting machine.

[0026] like Figures 1-5 As shown, it includes a bridge-building machine 1, a lifting crane 2 is installed on the upper part of the bridge-building machine 1, and a protective component 3 is fixedly installed on the upper outer surface of the bridge-building machine 1. The protective component 3 includes a box body 4, a first reduction motor 5, a second reduction motor 6, a cloth outlet 7, a connecting plate 8, a support column 9, a first cloth guide roller 10, a first connecting shaft 11, a first steel rope limiting disk 12, a second cloth guide roller 13, a steel rope 14, a rain cover 15, a third cloth guide roller 16, a second connecting shaft 17, a second steel rope limiting disk 18, a cloth winding roller 19, a first rotating shaft 20, a second rotating shaft 21 and a steel rope winding rack 22, and the box body 4 is fixedly installed at the rear end of the upper outer surface of the bridge-building machine 1, and the number of support columns 9 and connecting plates 8 are both two groups, and the two groups of connecting plates 8 are fixedly installed between the left and right sides of the upper part of the front end outer surface of the box body 4 and the upper part of the outer surface of one side of the two groups of support columns 9, and the lower end outer surface of the support column 9 is fixedly connected to the front end of the upper outer surface of the bridge-building machine 1.

[0027] The second cloth guide roller 13 is fixed at equal intervals between the two groups of connecting plates 8, the first cloth guide roller 10 is fixedly installed at the upper part between the two groups of support columns 9, the first connecting shaft 11 is fixedly installed at the middle upper part between the two groups of support columns 9, and the first steel rope limiting disc 12 is fixedly installed on the outer wall of the middle part of the first connecting shaft 11; the cloth outlet 7 is arranged at the upper part of the outer surface of the front end of the box body 4, the third cloth guide roller 16 is installed at the upper part of the cloth outlet 7, the second connecting shaft 17 is installed at the lower part of the third cloth guide roller 16, and the second steel rope limiting disc 18 is fixedly installed on the outer wall of the middle part of the second connecting shaft 17; the first speed reducer 5 is fixedly installed at the upper part of the outer surface of one end of the box body 4, the second speed reducer 6 is fixedly installed at the lower part of the outer surface of one end of the box body 4, the cloth winding roller 19 is located at the upper part of the inner cavity of the box body 4, the steel rope storage rack 22 is located at the lower part of the inner cavity of the box body 4, the cloth winding roller 19 is fixedly installed on the outer wall of the first rotating shaft 20, and the steel rope storage rack 22 is fixedly installed on the outer wall of the second rotating shaft 21; the rain cover 15 is wound on the outer wall of the cloth winding roller 19, the steel rope 14 is connected between the outer surface of one end of the rain cover 15 and the steel rope storage rack 22, and the steel rope 14 penetrates through the first steel rope limiting disc 12 and the second steel rope limiting disc 18; the first rotating shaft 20 and the second rotating shaft 21 are both provided with sealing bearings between the box body 4, the first rotating shaft 20 and the second rotating shaft 21 are both rotatably connected with the box body 4 through the sealing bearings, a coupling is arranged between the first rotating shaft 20 and the first speed reducer 5 and between the second rotating shaft 21 and the second speed reducer 6, one end of the outer surface of the first rotating shaft 20 is fixedly connected with one end of the output shaft of the first speed reducer 5 through the coupling, and one end of the outer surface of the second rotating shaft 21 is fixedly connected with one end of the output shaft of the second speed reducer 6 through the coupling.

[0028] It needs to be explained that the utility model is a railway T beam sectional bridge erecting machine, the bridge erecting machine 1 and the hoisting crane 2 recorded in the paper all belong to prior art, and the skilled person in the art can effectively know, and specific details will not be repeated; The protective component 3 is set, when it rains, the first speed reducer 5 and the second speed reducer 6 are started, the first speed reducer 5 is driven to rotate the first rotating shaft 20, the second speed reducer 6 is driven to rotate the second rotating shaft 21, the first rotating shaft 20 drives the cloth winding roller 19 to rotate, the second rotating shaft 21 drives the steel rope winding and unwinding frame 22 to rotate, the cloth winding roller 19 releases the rain cloth 15, the steel rope winding and unwinding frame 22 winds the steel rope 14, the steel rope 14 pulls the rain cloth 15 to slide along the outer wall of the third cloth guide roller 16, the second cloth guide roller 13 and the first cloth guide roller 10, the first steel rope limiting disc 12 and the second steel rope limiting disc 18 are set, the steel rope 14 is limited, the steel rope 14 pulls the rain cloth 15 to cover the upper part of the bridge erecting machine 1, a certain rain-shielding effect is played, the protective property is improved, the service life of the bridge erecting machine 1 is improved, rain, wind sand and other bad weather can effectively prevent the invasion of equipment and personnel, and the cost of later maintenance is reduced.

[0029] It needs to be explained that in this paper, relationship terms such as first and second (one, two) are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0030] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. The skilled person in the industry should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model.

Claims

1. A railway T-beam segmental bridge erecting machine, comprising a bridge erecting machine (1), wherein a lifting crane (2) is installed on the upper portion of the bridge erecting machine (1), characterized in that: A protective assembly (3) is fixedly mounted on the outer surface of the upper end of the bridge erection machine (1), and the protective assembly (3) comprises a box (4), a first reduction motor (5), a second reduction motor (6), a cloth outlet (7), a connecting plate (8), a support column (9), a first cloth guide roller (10), a first connecting shaft (11), a first steel rope limiting disk (12), a second cloth guide roller (13), a steel rope (14), a rain cover (15), a third cloth guide roller (16), a second connecting shaft (17), a second steel rope limiting disk (18), a cloth receiving A winding roller (19), a first rotating shaft (20), a second rotating shaft (21) and a steel rope retracting and releasing frame (22), and the box body (4) is fixedly installed at the rear end of the outer surface of the upper end of the bridge erection machine (1), the number of the support columns (9) and the connecting plates (8) are two groups, the two groups of the connecting plates (8) are fixedly installed between the left and right sides of the upper part of the outer surface of the front end of the box body (4) and the upper part of the outer surface of one side of the two groups of the support columns (9), and the lower end outer surface of the support column (9) is fixedly connected to the front end of the outer surface of the upper end of the bridge erection machine (1).

2. The railway T-beam segmental bridge erecting machine according to claim 1, characterized in that: The second cloth guide rollers (13) are fixed at equal intervals between the two groups of connecting plates (8), the first cloth guide rollers (10) are fixedly mounted on the upper portion between the two groups of support columns (9), the first connecting shaft (11) is fixedly mounted on the middle upper portion between the two groups of support columns (9), and the first steel rope limiting disc (12) is fixedly mounted on the outer wall of the middle portion of the first connecting shaft (11).

3. The railway T-beam segmental bridge erecting machine according to claim 2, characterized in that: The cloth outlet (7) is opened at the upper part of the outer surface of the front end of the box body (4), the third cloth guide roller (16) is installed at the upper part of the cloth outlet (7), the second connecting shaft (17) is installed at the lower part of the third cloth guide roller (16), and the second steel rope limiting plate (18) is fixedly installed on the outer wall of the middle part of the second connecting shaft (17).

4. The railway T-beam segmental bridge erecting machine according to claim 3, characterized in that: The first reduction motor (5) is fixedly mounted on the upper portion of the outer surface of one end of the box body (4), the second reduction motor (6) is fixedly mounted on the lower portion of the outer surface of one end of the box body (4), the cloth winding roller (19) is located at the upper portion of the inner cavity of the box body (4), the steel rope winding rack (22) is located at the lower portion of the inner cavity of the box body (4), and the cloth winding roller (19) is fixedly mounted on the outer wall of the first rotating shaft (20), and the steel rope winding rack (22) is fixedly mounted on the outer wall of the second rotating shaft (21).

5. The railway T-beam segmental bridge erecting machine according to claim 4, characterized in that: The tarpaulin (15) is wound around the outer wall of the fabric reel (19), the steel rope (14) is connected between the outer surface of one end of the tarpaulin (15) and the steel rope retracting and releasing frame (22), and the steel rope (14) passes through the first steel rope limiting disk (12) and the second steel rope limiting disk (18).

6. The railway T-beam segmental bridge erecting machine according to claim 5, characterized in that: A sealed bearing is provided between the first rotating shaft (20), the second rotating shaft (21) and the housing (4); the first rotating shaft (20) and the second rotating shaft (21) are rotatably connected to the housing (4) through the sealed bearing; a coupling is provided between the first rotating shaft (20) and the first reduction motor (5), and between the second rotating shaft (21) and the second reduction motor (6); an outer surface of one end of the first rotating shaft (20) is fixedly connected to an outer surface of one end of the output shaft in the first reduction motor (5) through the coupling; and an outer surface of one end of the second rotating shaft (21) is fixedly connected to an outer surface of one end of the output shaft in the second reduction motor (6) through the coupling.

Images