A conveying hopper for ready-mixed concrete

Abstract

The utility model relates to a conveying hopper tool for ready-mixed concrete, comprising a hopper, a support ring is fixedly provided on the inner wall of the hopper near the top thereof, a gear ring is rotatably provided on the upper side of the support ring, the gear ring extends from the inner wall of the support ring to the lower end of the support ring, a connecting ring is fixedly provided on the lower end of the gear ring, a scraper is fixedly provided on the bottom end of the connecting ring, the scraper conflicts with the inner wall of the cylindrical hopper and the conical hopper on the hopper; a transmission foot is provided on the hopper, a hand wheel and a transmission shaft are provided on the transmission foot, when the annular hand wheel rotates, the gear ring can be rotated through the transmission shaft, and thus the scraper is driven to rotate around the inner wall of the hopper. The conveying hopper tool for ready-mixed concrete of the utility model can simultaneously remove the cylindrical part and the conical part of the hopper, and the scraper can also be used when the hopper is hoisted by a tower crane, so that the concrete can be used as much as possible during each hoisting, thereby achieving the effect of saving concrete materials.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying hoppers, in particular to a conveying hopper tool for premixed concrete. Background Art

[0002] In the construction industry, a tower crane is generally used to lift a hopper filled with concrete for construction work. For example, China Authorization Announcement No. CN 208844927 U discloses a concrete conveying hopper for construction. By using a manual rotating device on the concrete containing hopper to drive a scraper, the purpose of facilitating the cleaning of the hopper and reusing the concrete is achieved.

[0003] However, the conveying hopper in the above-mentioned public document can only clean the hollow cylindrical part of the concrete holding bucket, but cannot clean the hollow conical part; moreover, due to its structural limitations, the conveying hopper in the above-mentioned public document can only perform a scraping operation when the tower crane returns the conveying hopper to the ground after the concrete construction work is completed, and it is impossible to scrape as much concrete as possible when the tower crane is operating. Utility Model Content

[0004] The purpose of the utility model is to provide a conveying hopper tool for ready-mixed concrete, which is used to solve the above-mentioned problems existing in the prior art.

[0005] In order to solve the above problems, the utility model provides a conveying hopper tool for ready-mixed concrete, including a hopper, a support ring is fixedly provided on the inner wall of the hopper near the top thereof, a gear ring is rotatably provided on the upper side of the support ring, the gear ring extends from the inner wall of the support ring to the lower end of the support ring, a connecting ring is fixedly provided on the lower end of the gear ring, a scraper is fixedly provided on the bottom end of the connecting ring, the scraper is in conflict with the inner walls of the cylindrical bucket and the conical bucket on the hopper; a transmission support foot is provided on the hopper, a hand wheel and a transmission shaft are provided on the transmission support foot, and when the annular hand wheel rotates, the gear ring can be rotated through the transmission shaft, thereby driving the scraper to rotate around the inner wall of the hopper.

[0006] The conveying hopper tool for premixed concrete provided by the utility model also has the following technical features:

[0007] Furthermore, a gear box and a gear groove are provided on the transmission support foot, the hand wheel and the bevel gear on the transmission shaft are meshed in the gear box, and the transmission gear on the transmission shaft is arranged in the gear groove and meshed with the gear ring.

[0008] Furthermore, it also includes a cover plate, which covers the top surface of the hopper, the top surface of the gear ring and the inner wall of the gear ring.

[0009] Furthermore, the scraper includes an inclined scraper and a conical scraper, the inclined scraper is in conflict with the inner wall of the cylindrical bucket; the conical scraper is fixed at the bottom end of the inclined scraper, and the conical scraper is in conflict with the inner wall of the conical bucket.

[0010] Furthermore, the inclined scraper is arranged obliquely along the inner wall of the cylindrical bucket, and the scraper blade of the scraper is arranged on the side of the inclined scraper facing the bottom end of the hopper.

[0011] Furthermore, the scraper also includes a reinforcing rod, and two ends of the reinforcing rod are respectively fixedly connected to the connecting ring and the bottom end of the inclined scraper.

[0012] Furthermore, a ball groove is provided on the top surface of the support ring, and the gear ring is rotatably connected to the support ring via a ball group provided in the ball groove.

[0013] The utility model has the following beneficial effects: the ready-mixed concrete conveying hopper tool of the utility model can effectively remove not only the residual concrete in the columnar part of the hopper, but also the residual concrete in the conical part of the hopper; the staff can use the hand wheel to scrape off the residual concrete on the entire inner wall of the hopper, the structure is simple, the operation is convenient, and the application of structures such as the hand wheel can enable the hopper tool to use a scraper when it is hoisted by a tower crane, so that the concrete during each hoisting can be utilized as much as possible, thereby achieving the effect of saving concrete materials; when thorough cleaning is required, the inner wall of the bucket can be quickly cleaned by using water flow in combination with the scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 for Figure 1 Schematic diagram of structural decomposition;

[0016] Figure 3 It is a structural schematic diagram of the scraper of the utility model;

[0017] Figure 4 for Figure 1 The cross-section along line AA;

[0018] Figure 5 for Figure 4 Detail of point B. DETAILED DESCRIPTION

[0019] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0020] like Figures 1 to 5In the embodiment of the ready-mixed concrete conveying hopper tool of the utility model shown, the ready-mixed concrete conveying hopper tool comprises a hopper 10, the top peripheral wall of the hopper 10 is fixedly provided with a lifting ear that can be lifted, the inner wall of the hopper 10 near the top is fixedly provided with a support ring 11, the upper side of the support ring 11 is rotatably provided with a gear ring 21, the gear ring 21 extends from the inner wall of the support ring 11 to the lower end of the support ring 11, the lower end of the gear ring 21 is fixedly provided with a connecting ring 22, the gear ring 21 and the connecting ring 22 are fixedly connected by bolts, the gear ring 21, the connecting ring 22 and the support ring 11 are coaxially arranged, and the gear ring 21 and the connecting ring 22 can rotate around their axes; the bottom end of the connecting ring 22 is fixedly provided with a scraper 23, which can be fixedly provided on the bottom end surface of the connecting ring 22 by welding, and the scraper 23 conflicts with the inner walls of the cylindrical bucket 13 and the conical bucket 14 of the hopper 10; When the connecting ring 22 rotates around itself, the scraper 23 can scrape the entire inner wall of the hopper 10 clean; the hopper 10 also includes a support foot fixedly connected to the outer wall of the cylindrical bucket 13, and the support foot is generally provided with 4 or 3 branches, one of which is a transmission support foot 12, and the transmission support foot 12 is provided with a handwheel 31 and a transmission shaft 32, and the transmission shaft 32 is arranged inside the transmission support foot 12 through a bearing. When the annular handwheel 31 rotates, the gear ring 21 and the connecting ring 22 can be rotated through the transmission shaft 32, and thus the connecting ring 22 drives the scraper 23 to rotate around the inner wall of the hopper 10; the annular handwheel 31 is convenient for operation when the hopper is hoisted, and because the meshing points of the transmission shaft 32 and the handwheel 31, and the transmission shaft 32 and the gear ring are all arranged inside the transmission support foot 12, when the hopper 10 is hoisted, the annular handwheel 31 is rotated, and the scraper 23 can start working without the hopper 10 being driven to move.

[0021] The utility model can effectively remove the residual concrete of the columnar part of the hopper, and can also effectively remove the residual concrete of the conical part of the hopper; the staff can use the hand wheel to scrape off the residual concrete of the entire inner wall of the hopper, and the structure is simple and easy to operate. In addition, the application of structures such as the hand wheel can make the hopper tool also use the scraper when it is hoisted by the tower crane, so that the concrete can be used as much as possible each time it is hoisted, thereby saving concrete materials; when thorough cleaning is required, the inner wall of the bucket can be quickly cleaned by using water flow in combination with the scraper.

[0022] In one embodiment of the present application, preferably, a gear box 121 and a gear slot 122 are provided on the transmission support foot 12, the hand wheel 31 and the bevel gear on the transmission shaft 32 are meshed in the gear box 121, and the transmission gear on the transmission shaft 32 is arranged in the gear slot 122 and meshed with the gear ring 21. The gear box 121 and the gear slot 122 are both arranged in the transmission support foot 12, so that the structure can be compact and protection can be provided for the transmission system.

[0023] In one embodiment of the present application, preferably, it also includes a cover plate 24, which covers the top surface of the hopper 10, the top surface of the gear ring 21 and the inner wall of the gear ring 21 to prevent concrete from entering the interior of the gear ring 21, the connecting ring 22 and the support ring 11 to cause jamming.

[0024] In one embodiment of the present application, preferably, the scraper 23 includes an inclined scraper 231 and a conical scraper 232, the inclined scraper 231 is in conflict with the inner wall of the cylindrical bucket 13; the conical scraper 232 is fixed at the bottom end of the inclined scraper 231, the conical scraper 232 is in conflict with the inner wall of the conical bucket 14, the inclined scraper 231 is inclined along the inner wall of the cylindrical bucket 13, and the scraper blade of the scraper 23 is arranged on the side of the inclined scraper 231 facing the bottom end of the hopper 10; in this way, when the inclined scraper 231 scrapes the concrete inside the hopper 10, compared with the straight scraper, it can prevent the concrete from accumulating on the scraper, thereby improving the efficiency of scraping the concrete; the conical scraper 232 can scrape the residual concrete in the conical bucket 14.

[0025] In one embodiment of the present application, preferably, the scraper 23 also includes a reinforcing rod 233, the two ends of which are fixedly connected to the connecting ring 22 and the bottom end of the inclined scraper 231 respectively; because the inclined scraper 231 is arranged at an angle, in order to strengthen the structural strength of the scraper 23 to prevent breakage, a reinforcing rod 233 is provided; the reinforcing rod 233 is also arranged to conflict with the inner wall of the hopper 10, and the reinforcing rod 233 can be selected to have a scraping blade to prevent concrete from accumulating at the reinforcing rod 233 when scraping concrete.

[0026] In one embodiment of the present application, preferably, a ball groove 111 is provided on the top surface of the support ring 11, and the gear ring 21 is rotatably connected to the support ring 11 via a ball group 112 provided in the ball groove 111; the ball group 111 is in the support ring 11, and the ball group 111 supports the gear ring 21 so that there is a gap between the gear ring 21 and the support ring 11, thereby preventing wear and friction between the support ring 11 and the gear ring 21 due to relative rotation.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A conveying hopper for ready-mixed concrete, characterized in that: The hopper (10) comprises a support ring (11) fixedly provided on the inner wall of the hopper (10) near the top thereof, a gear ring (21) rotatably provided on the upper side of the support ring (11), the gear ring (21) extending from the inner wall of the support ring (11) to the lower end of the support ring (11), a connecting ring (22) fixedly provided on the lower end of the gear ring (21), a scraper (23) fixedly provided on the bottom end of the connecting ring (22), the scraper (23) abutting against the inner walls of the columnar bucket (13) and the conical bucket (14) on the hopper (10); a transmission support foot (12) provided on the hopper (10), a hand wheel (31) and a transmission shaft (32) provided on the transmission support foot (12), when the annular hand wheel (31) rotates, the gear ring (21) can be rotated through the transmission shaft (32), thereby driving the scraper (23) to rotate around the inner wall of the hopper (10).

2. The ready-mixed concrete conveying hopper tool according to claim 1, characterized in that: A gear box (121) and a gear groove (122) are provided on the transmission support foot (12); the hand wheel (31) and the bevel gear on the transmission shaft (32) are meshed in the gear box (121); the transmission gear on the transmission shaft (32) is arranged in the gear groove (122) and meshed with the gear ring (21).

3. The ready-mixed concrete conveying hopper tool according to claim 1, characterized in that: It also includes a cover plate (24), which covers the top end surface of the hopper (10), the top end surface of the gear ring (21), and the inner wall of the gear ring (21).

4. The ready-mixed concrete conveying hopper tool according to claim 1, characterized in that: The scraper (23) comprises an inclined scraper (231) and a conical scraper (232), wherein the inclined scraper (231) contacts the inner wall of the cylindrical bucket (13); and the conical scraper (232) is fixedly arranged at the bottom end of the inclined scraper (231), and contacts the inner wall of the conical bucket (14).

5. The ready-mixed concrete conveying hopper tool according to claim 4, characterized in that: The inclined scraper (231) is arranged obliquely along the inner wall of the cylindrical bucket (13), and the scraper blade of the scraper (23) is arranged on the side of the inclined scraper (231) facing the bottom end of the hopper (10).

6. The ready-mixed concrete conveying hopper tool according to claim 5, characterized in that: The scraper (23) further comprises a reinforcing rod (233), and two ends of the reinforcing rod (233) are respectively fixedly connected to the connecting ring (22) and the bottom end of the inclined scraper (231).

7. The ready-mixed concrete conveying hopper tool according to claim 1, characterized in that: A ball groove (111) is provided on the top end surface of the support ring (11), and the gear ring (21) is rotatably connected to the support ring (11) via a ball group (112) provided in the ball groove (111).

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