Bridge prestressed concrete box girder pouring hopper

Abstract

The utility model discloses a bridge prestressed concrete box girder pouring hopper which comprises a girder pouring hopper body, a discharging port is fixedly connected to the bottom of the girder pouring hopper body, and a vibration structure is arranged on the surface of the discharging port. A bridge needing to be machined is island through a discharging port, then a vertical block is moved towards the outer side, a vibration motor is installed through cooperative use of a transverse block and a fixing block, then the vertical block is driven by a spring to reset to limit the transverse block, and then the vibration motor is started to vibrate the surface of the discharging port so that discharging can be smoother; the bridge prestressed concrete box girder pouring hopper achieves the effect of facilitating discharging, has the advantage of facilitating discharging, improves the stability of a girder pouring hopper body, and meanwhile avoids the problem that part of concrete is adsorbed to the surface of a discharging opening during discharging.

Description

Technical Field

[0001] The utility model relates to the technical field of bridges, in particular to a pouring hopper for prestressed concrete box girders of bridges. Background Technique

[0002] A bridge is a building used for railways, roads, channels, pipelines, pedestrians, etc. to cross rivers, valleys or other traffic lines. It is an integral part of the road. Generally, a bridge consists of an upper structure, a lower structure, bearings and auxiliary structures. The upper structure is also called the bridge span structure and is the main structure for crossing obstacles; the lower structure includes abutments, piers and foundations; the bearing is a force transmission device set at the supporting place of the bridge span structure and the pier or abutment; the auxiliary structures refer to approach slabs, conical slopes, revetments, diversion projects, etc. Bridges can be divided into railway bridges, highway bridges, railway-highway dual-purpose bridges, pedestrian bridges, water transportation bridges (aqueducts) and other special-purpose bridges according to their uses; they can be divided into river-crossing bridges, valley-crossing bridges, overpass bridges (also known as flyovers), viaducts, trestle bridges, etc. according to the obstacles they cross; they can be divided into wooden bridges, steel bridges, reinforced concrete bridges, prestressed concrete bridges, masonry bridges, etc. according to the materials used; they can be divided into through bridges, under bridges and half-through bridges according to the different positions of the bridge deck on the bridge span structure.

[0003] When constructing a bridge, a beam pouring hopper is required. The patent publication number is CN212445735U. The utility model discloses a pouring hopper for prestressed concrete box girders of bridges, which includes a hopper and a bracket fixedly installed at the bottom end of the hopper. A discharge valve is installed at the bottom end of the hopper. A ring-shaped turntable is rotatably installed on the top wall of the hopper. A scraping plate cooperating with the hopper is detachably installed on the inner side wall of the ring-shaped turntable, and the scraping plate is in contact with the inner side wall of the hopper. A driving device cooperating with the ring-shaped turntable is installed on the outer side wall at the top end of the hopper, and a plurality of hanging rings are fixedly installed on the outer side wall at the top end of the hopper. In the utility model, starting the reduction motor can finally drive the scraping plate to rotate along the inner side wall of the hopper, so that the concrete accumulated on the inner side wall of the hopper can be conveniently scraped off and discharged from the bottom end of the hopper, thereby improving the use effect of the pouring hopper. The design is reasonable and the practical effect is good.

[0004] The above-mentioned prior art solutions have the following defects: When the existing beam pouring hopper is in use, since the material inside is concrete, part of the concrete is adsorbed on the surface of the discharge port during feeding. Content of the Utility Model

[0005] To solve the problems raised in the above background technique, the purpose of the present utility model is to provide a pouring hopper for prestressed concrete box girders of bridges, which has the advantage of being convenient for feeding, and solves the problem that when the existing beam pouring hopper is in use, since the material inside is concrete, part of the concrete is adsorbed on the surface of the discharge port during feeding.

[0006] To achieve the above object, the present utility model provides the following technical solution: a pouring hopper for prestressed concrete box girders of a bridge, including a hopper body for beam pouring. A discharge port is fixedly connected to the bottom of the hopper body for beam pouring. A vibration structure is arranged on the surface of the discharge port. Legs are fixedly connected to the bottom of the hopper body for beam pouring. The vibration structure includes a box body. The box body is located on the surface of the discharge port. A vibration motor is arranged inside the box body. Horizontal blocks are fixedly connected to both the top and the bottom of the vibration motor. Fixed blocks are fixedly connected to the four surrounding walls of the inner wall of the box body. The horizontal blocks and the fixed blocks are used in cooperation.

[0007] Preferably, as for the present utility model, cushion blocks are fixedly connected to both the top and the bottom of the inner wall of the box body. Horizontal grooves are formed on the inner sides of the fixed blocks.

[0008] Preferably, as for the present utility model, ventilation holes are formed on the left side of the inner wall of the box body. Dust-proof nets are fixedly connected to the interiors of the ventilation holes.

[0009] Preferably, as for the present utility model, vertical blocks are slidably connected to the interiors of the horizontal grooves. Springs are fixedly connected to the outer sides of the vertical blocks. The outer sides of the springs are fixedly connected to the inner sides of the inner wall of the box body.

[0010] Preferably, as for the present utility model, a cover plate is movably connected to the front of the left side of the box body through a hinge. A handle is fixedly connected to the front of the cover plate.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. In the present utility model, first, concrete is poured into the hopper body for beam pouring, and then it is transported to the bridge to be processed through the feeding port. Then, the vertical block is moved outward. The vibration motor is installed by the cooperation of the horizontal block and the fixed block. Then, the vertical block is driven by the spring to reset to limit the horizontal block. Secondly, the vibration motor is started to vibrate the surface of the feeding port to make the feeding smoother, achieving the effect of facilitating feeding. The pouring hopper for prestressed concrete box girders of the bridge has the advantage of facilitating feeding, improving the stability of the hopper body for beam pouring, and at the same time avoiding the problem that part of the concrete adheres to the surface of the feeding port during feeding.

[0013] 2. Through the setting of the vibration structure in the present utility model, the feeding port can be driven to vibrate by the vibration structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional view of the hopper body for beam pouring of the structure of the present utility model;

[0015] Figure 2 is a view of the feeding port of the structure of the present utility model;

[0016] Figure 3 This is the vibration structure diagram of the structure of the present utility model.

[0017] In the figure: 1. Beam pouring hopper body; 2. Discharge port; 3. Vibration structure; 301. Box body; 302. Vibration motor; 303. Horizontal block; 304. Fixed block; 4. Leg; 5. Pad; 6. Horizontal groove; 7. Ventilation hole; 8. Dust-proof net; 9. Vertical block; 10. Spring; 11. Cover plate; 12. Handle. Specific embodiments

[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0019] As shown in Figures 1 to 3 As shown, a kind of bridge prestressed concrete box girder pouring hopper provided by the present utility model includes a beam pouring hopper body 1. A discharge port 2 is fixedly connected to the bottom of the beam pouring hopper body 1. A vibration structure 3 is arranged on the surface of the discharge port 2. A leg 4 is fixedly connected to the bottom of the beam pouring hopper body 1. The vibration structure 3 includes a box body 301. The box body 301 is located on the surface of the discharge port 2. A vibration motor 302 is arranged inside the box body 301. Horizontal blocks 303 are fixedly connected to both the top and the bottom of the vibration motor 302. Fixed blocks 304 are fixedly connected to the four surrounding walls of the inner wall of the box body 301. The horizontal blocks 303 and the fixed blocks 304 are used in cooperation.

[0020] Referring to Figure 3 , pads 5 are fixedly connected to both the top and the bottom of the inner wall of the box body 301. A horizontal groove 6 is opened on the inner side of the fixed block 304.

[0021] As a technical optimization scheme of the present utility model, through the setting of the pads 5, the vibration motor 302 can be protected. Through the setting of the horizontal groove 6, the horizontal blocks 303 and the vibration motor 302 can be limited in cooperation with the vertical block 9.

[0022] Referring to Figure 2 , a ventilation hole 7 is opened on the left side of the inner wall of the box body 301. A dust-proof net 8 is fixedly connected to the inside of the ventilation hole 7.

[0023] As a technical optimization scheme of the present utility model, through the setting of the ventilation hole 7 and the dust-proof net 8, the vibration motor 302 inside the box body 301 can be dissipated heat, and at the same time, dust can be prevented from entering the inside of the box body 301.

[0024] Referring to Figure 2, a vertical block 9 is slidably connected inside the horizontal groove 6, a spring 10 is fixedly connected to the outside of the vertical block 9, and the outside of the spring 10 is fixedly connected to the inner side of the inner wall of the box body 301.

[0025] As a technical optimization scheme of the present utility model, through the arrangement of the vertical block 9 and the spring 10, the horizontal block 303 can be limited, and at the same time, the vertical block 9 is driven by the spring 10 to reset.

[0026] Reference Figure 2 , the front side of the left side of the box body 301 is movably connected with a cover plate 11 through a hinge, and a handle 12 is fixedly connected to the front side of the cover plate 11.

[0027] As a technical optimization scheme of the present utility model, through the arrangement of the cover plate 11 and the handle 12, it is convenient for the user to open the box body 301 to maintain the vibration motor 302.

[0028] The working principle and usage process of the present utility model: During use, first pour the concrete into the beam pouring hopper body 1, then pass through the feeding port to the bridge to be processed, then move the vertical block 9 outward, and install the vibration motor 302 through the cooperation of the horizontal block 303 and the fixing block 304, and then drive the vertical block 9 to reset by the spring 10 to limit the horizontal block 303. Secondly, start the vibration motor 302 to vibrate the surface of the feeding port to make the feeding smoother, achieving the effect of facilitating feeding.

[0029] In summary: For this bridge prestressed concrete box girder pouring hopper, through the combined use of the beam pouring hopper body 1, the discharge port 2, the vibration structure 3, the box body 301, the vibration motor 302, the horizontal block 303, the fixing block 304 and the support legs 4, it solves the problem that when the existing beam pouring hopper is in use, since the material inside is concrete, part of the concrete is adsorbed on the surface of the feeding port during feeding.

[0030] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variation thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to this process, method, article or device.

[0031] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A hopper for pouring prestressed concrete box girders of a bridge, comprising a hopper body (1) for beam pouring, and characterized in that: The bottom of the beam casting hopper body (1) is fixedly connected with a discharge port (2), and a vibration structure (3) is arranged on the surface of the discharge port (2). The bottom of the beam casting hopper body (1) is fixedly connected with legs (4). The vibration structure (3) includes a box body (301). The box body (301) is located on the surface of the discharge port (2). A vibration motor (302) is arranged inside the box body (301). Horizontal blocks (303) are fixedly connected to both the top and bottom of the vibration motor (302). Fixed blocks (304) are fixedly connected to the four surrounding walls of the inner wall of the box body (301). The horizontal blocks (303) are used in cooperation with the fixed blocks (304).

2. The hopper for casting the prestressed concrete box girder of a bridge according to claim 1, characterized in that: Pads (5) are fixedly connected to both the top and bottom of the inner wall of the box body (301). Horizontal grooves (6) are opened on the inner sides of the fixed blocks (304).

3. The hopper for casting the prestressed concrete box girder of a bridge according to claim 1, wherein: Ventilation holes (7) are opened on the left side of the inner wall of the box body (301), and dust-proof nets (8) are fixedly connected inside the ventilation holes (7).

4. A hopper for pouring prestressed concrete box girders of a bridge according to claim 2, characterized in that: Vertical blocks (9) are slidably connected inside the horizontal grooves (6). Springs (10) are fixedly connected to the outer sides of the vertical blocks (9), and the outer sides of the springs (10) are fixedly connected to the inner sides of the inner wall of the box body (301).

5. A hopper for casting prestressed concrete box girders of a bridge according to claim 1, characterized in that: A cover plate (11) is movably connected to the front of the left side of the box body (301) through a hinge, and a handle (12) is fixedly connected to the front of the cover plate (11).

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