Rotary pouring device

Abstract

The utility model belongs to the technical field of concrete construction, and particularly discloses a rotary pouring device convenient for steering operation, which comprises a first elbow, a second elbow, a sleeve and a supporting seat, the sleeve is vertically arranged, the upper end of the sleeve is connected with the lower end of the second elbow through a first rotating structure, and the lower end of the sleeve is connected with the upper end of the first elbow through a second rotating structure; the sleeve is supported by a supporting seat. And the discharging direction of concrete can be changed, and operation is convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete construction, and in particular relates to a rotary casting device. Background Art

[0002] Super high-rise buildings are usually poured with ground pumps to pump concrete. Ground pumps are construction equipment that transport concrete through pipelines under pressure. They are equipped with special pipelines that can continuously transport concrete horizontally and vertically along the pipelines. Specifically, the discharge end of the ground pump pipe is connected to a distribution pipe, which is a metal pipe and a hose. When performing concrete distribution operations, construction workers need to stand on the steel mesh placed on the casting formwork, hold the distribution hose and walk back and forth and constantly change the position, so there are technical problems that are inconvenient for construction workers to move and operate. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a rotary casting device which is convenient for steering operation.

[0004] The utility model solves the technical problem by adopting the following technical solution: a rotary casting device comprises a first elbow, a second elbow, a sleeve and a support seat;

[0005] The sleeve is arranged vertically, the upper end of the sleeve is connected to the lower end of the second elbow via a first rotating structure, and the lower end of the sleeve is connected to the upper end of the first elbow via a second rotating structure;

[0006] The sleeve is supported by a supporting seat.

[0007] Furthermore, the sleeve includes a first covering portion and a second covering portion which are arranged on the left and right and assembled together, and the first covering portion and the second covering portion are detachably connected via a clamp;

[0008] The support seat is installed on the clamp.

[0009] Further, the first rotating structure includes a first annular groove and a first annular boss that are rotatably matched; the first annular groove is formed on the inner wall of the upper end of the sleeve and is coaxially arranged with the sleeve; the first annular groove includes a second left groove body and a second right groove body that are connected, the second left groove body is arranged on the inner wall of the upper end of the first covering portion, and the second right groove body is arranged on the inner wall of the upper end of the second covering portion;

[0010] The first annular boss is arranged on the outer peripheral surface of the lower end of the second elbow;

[0011] The second rotating structure includes a second annular groove and a second annular boss that are rotatably matched; the second annular groove is formed on the inner wall of the lower end of the sleeve and is coaxially arranged with the sleeve; the second annular groove includes a first left groove body and a first right groove body that are connected, the first left groove body is formed on the inner wall of the lower end of the first covering portion, and the first right groove body is formed on the inner wall of the lower end of the second covering portion;

[0012] The second annular boss is arranged on the outer peripheral surface of the upper end of the first elbow.

[0013] Furthermore, the support seat includes a support leg, the support leg is arranged obliquely downward from close to the sleeve axis L to away from the sleeve axis L, and the upper end of the support leg is connected to the clamp;

[0014] At least three supporting legs are provided, and the at least three supporting legs are evenly distributed along the circumference of the sleeve.

[0015] Further, the support leg includes a first support tube and a second support tube coaxially mounted;

[0016] The upper end of the first support tube is connected to the clamp, and the lower end of the first support tube is connected to the upper end of the second support tube via a length adjustment locking mechanism.

[0017] Furthermore, the length adjustment locking mechanism includes a fastening bolt and a through hole opened on the first support tube;

[0018] There are a plurality of through holes, and the plurality of through holes are evenly distributed along the length of the first support tube;

[0019] The fastening bolt passes through the through hole to lock the first support tube and the second support tube.

[0020] Furthermore, a vertically arranged connecting plate is connected to the outer circumferential surface of the clamp, and two connecting plates are spaced apart along the circumference of the clamp and arranged in pairs;

[0021] The upper end of the first supporting tube is located between the two connecting plates and is connected by connecting bolts.

[0022] Furthermore, it also includes a pipe clamp arranged coaxially with the sleeve, and the pipe clamp is installed outside the first covering part and the second covering part.

[0023] Furthermore, two pipe hoops are arranged at intervals in the upper and lower parts, and the clamp is located between the two pipe hoops.

[0024] Furthermore, the first covering portion and the second covering portion are assembled together through a clamping groove and a clamping block.

[0025] Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a rotary pouring device that is easy to turn and operate, can change the discharging direction of concrete, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the installation structure of the utility model;

[0027] Figure 2 It is a schematic diagram of a partial cutaway structure of the utility model;

[0028] Figure 3 It is a top view schematic diagram of the first covering portion and the second covering portion in the utility model;

[0029] Figure markings: 1-first elbow; 101-second annular boss; 2-second elbow; 201-first annular boss; 3-sleeve; 301-first covering portion; 302-second covering portion; 303-second annular groove; 304-first annular groove; 4-hoop; 5-support leg; 501-first support tube; 502-second support tube; 503-through hole; 6-connecting plate; 7-pipe clamp. DETAILED DESCRIPTION

[0030] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0031] The rotary casting device comprises a first elbow 1, a second elbow 2, a sleeve 3 and a support seat; the sleeve 3 is vertically arranged, the upper end of the sleeve 3 is connected to the lower end of the second elbow 2 through a first rotating structure, and the lower end of the sleeve 3 is connected to the upper end of the first elbow 1 through a second rotating structure; the sleeve 3 is supported by the support seat.

[0032] The support seat provides support for the sleeve 3, and further provides support for the first elbow 1 and the second elbow 2. By setting the first rotating structure, the second elbow 2 can rotate around the axis L of the sleeve 3. By setting the second rotating structure, the first elbow 1 can rotate around the axis L of the sleeve 3. In actual use, the support seat is placed on the casting template so that the bottom of the first elbow 1 is higher than the casting elevation. When the upper end of the second elbow 2 is connected to the cloth hose, the lower end of the first elbow 1 is connected to the ground pump pipe; when the upper end of the second elbow 2 is connected to the ground pump pipe, the lower end of the first elbow 1 is connected to the cloth hose. By rotating the first elbow 1 or the second elbow 2, the discharge direction of the concrete is changed, and the operation is convenient.

[0033] The sleeve 3 can be an integral structure, but there is a technical problem of inconvenient assembly and disassembly. In order to solve the above technical problem, preferably, the sleeve 3 includes a first covering portion 301 and a second covering portion 302 arranged on the left and right and assembled, and the first covering portion 301 and the second covering portion 302 are detachably connected through a clamp 4; the support seat is installed on the clamp 4. By providing the first covering portion 301, the second covering portion 302 and the clamp 4, it has the advantage of easy assembly and disassembly. The clamp 4 provides connection support for the support seat.

[0034] The first rotating structure and the second rotating structure can both be meshing gear rack structures. Preferably, the first rotating structure includes a first annular groove 304 and a first annular boss 201 that are rotatably matched; the first annular groove 304 is opened on the inner wall of the upper end of the sleeve 3 and is coaxially arranged with the sleeve 3; the first annular groove 304 includes a second left groove body and a second right groove body that are connected, the second left groove body is arranged on the upper inner wall of the first covering part 301, and the second right groove body is arranged on the upper inner wall of the second covering part 302; the first annular boss 201 is arranged On the outer circumferential surface of the lower end of the second elbow 2; the second rotating structure includes a second annular groove 303 and a second annular boss 101 for rotational matching; the second annular groove 303 is opened on the inner wall of the lower end of the sleeve 3 and is coaxially arranged with the sleeve 3; the second annular groove 303 includes a first left groove body and a first right groove body that are connected, the first left groove body is opened on the inner wall of the lower end of the first covering part 301, and the first right groove body is opened on the inner wall of the lower end of the second covering part 302; the second annular boss 101 is arranged on the outer circumferential surface of the upper end of the first elbow 1. Through the cooperation of the first annular groove 304 and the first annular boss 201, the second elbow 2 can rotate around the axis L of the sleeve 3. Through the cooperation of the second annular groove 303 and the second annular boss 101, the first elbow 1 can rotate around the axis L of the sleeve 3. As a preferred embodiment, the first annular boss 201 and the second elbow 2 are an integral structure formed in one piece, and the second annular boss 101 and the first elbow 1 are an integral structure formed in one piece.

[0035] The support seat has a variety of structural forms, and it is only necessary to ensure stable support for the sleeve 3. Preferably, the support seat includes a support leg 5, and the support leg 5 is arranged downwardly from close to the axis L of the sleeve 3 to away from the axis L of the sleeve 3, and the upper end of the support leg 5 is connected to the clamp 4; at least three support legs 5 are provided, and at least three support legs 5 are evenly distributed along the circumference of the sleeve 3. The sleeve 3 is stably supported by providing the support leg 5. The upper end of the support leg 5 can be connected to the clamp 4 by welding, or by bolts.

[0036] In order to achieve adjustable length of the support leg 5, preferably, the support leg 5 includes a first support tube 501 and a second support tube 502 installed coaxially; the upper end of the first support tube 501 is connected to the clamp 4, and the lower end of the first support tube 501 is connected to the upper end of the second support tube 502 through a length adjustment locking mechanism. The upper end of the first support tube 501 can be connected to the clamp 4 by welding or bolts.

[0037] The length adjustment locking mechanism may be a threaded structure, that is, the lower end of the first support tube 501 and the upper end of the second support tube 502 are provided with matching threaded structures. Preferably, the length adjustment locking mechanism includes a fastening bolt and a through hole 503 provided on the first support tube 501; the through holes 503 are provided in plurality, and the plurality of through holes 503 are evenly distributed along the length of the first support tube 501; the fastening bolt passes through the through holes 503 to lock the first support tube 501 and the second support tube 502.

[0038] Preferably, a vertically arranged connecting plate 6 is connected to the outer circumference of the clamp 4, and two connecting plates 6 are spaced apart along the circumference of the clamp 4 and arranged in pairs; the upper end of the first support tube 501 is located between the two connecting plates 6 and connected by connecting bolts. The connecting plate 6 is welded to the outer circumference of the clamp 4.

[0039] Preferably, it further comprises a pipe hoop 7 coaxially arranged with the sleeve 3, and the pipe hoop 7 is installed outside the first covering portion 301 and the second covering portion 302. Firstly, the upper end of the first elbow 1 is butted with the lower end of the second elbow 2, and then the first covering portion 301 and the second covering portion 302 are assembled and installed outside the joint of the first elbow 1 and the second elbow 2, and then the first covering portion 301 and the second covering portion 302 are fixed by the pipe hoop 7, and finally the clamp 4 is installed outside the first covering portion 301 and the second covering portion 302.

[0040] Preferably, two pipe hoops 7 are provided at intervals in the upper and lower parts, and the clamp 4 is located between the two pipe hoops 7 .

[0041] Preferably, the first covering portion 301 and the second covering portion 302 are joined together by a clamping groove and a clamping block. The clamping groove is a V-shaped groove, and the clamping block is a pointed structure adapted to the V-shaped groove.

[0042] The embodiments of the specific implementation are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. All equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. Rotary casting device, characterized in that: It comprises a first elbow (1), a second elbow (2), a sleeve (3) and a support seat; the sleeve (3) is arranged vertically, the upper end of the sleeve (3) is connected to the lower end of the second elbow (2) via a first rotating structure, and the lower end of the sleeve (3) is connected to the upper end of the first elbow (1) via a second rotating structure; The sleeve (3) is supported by a support seat.

2. The rotary casting device according to claim 1, characterized in that: The sleeve (3) comprises a first covering portion (301) and a second covering portion (302) which are arranged on the left and right and are assembled together, and the first covering portion (301) and the second covering portion (302) are detachably connected via a hoop (4); The support seat is mounted on the clamp (4).

3. The rotary casting device according to claim 2, characterized in that: The first rotating structure comprises a first annular groove (304) and a first annular boss (201) that are rotatably matched; the first annular groove (304) is formed on the inner wall of the upper end of the sleeve (3) and is coaxially arranged with the sleeve (3); the first annular groove (304) comprises a second left groove body and a second right groove body that are connected, the second left groove body is arranged on the inner wall of the upper end of the first covering portion (301), and the second right groove body is arranged on the inner wall of the upper end of the second covering portion (302); The first annular boss (201) is arranged on the outer peripheral surface of the lower end of the second elbow (2); The second rotating structure comprises a second annular groove (303) and a second annular boss (101) that are rotatably matched; the second annular groove (303) is formed on the inner wall of the lower end of the sleeve (3) and is coaxially arranged with the sleeve (3); the second annular groove (303) comprises a first left groove body and a first right groove body that are connected, the first left groove body is formed on the inner wall of the lower end of the first covering portion (301), and the first right groove body is formed on the inner wall of the lower end of the second covering portion (302); The second annular boss (101) is arranged on the outer peripheral surface of the upper end of the first elbow (1).

4. The rotary casting device according to claim 2, characterized in that: The support seat comprises a support leg (5), the support leg (5) is arranged obliquely downward from close to the axis L of the sleeve (3) to away from the axis L of the sleeve (3), and the upper end of the support leg (5) is connected to the clamp (4); At least three supporting legs (5) are provided, and the at least three supporting legs (5) are evenly distributed along the circumference of the sleeve (3).

5. The rotary casting device according to claim 4, characterized in that: The support leg (5) comprises a first support tube (501) and a second support tube (502) which are coaxially mounted; The upper end of the first support tube (501) is connected to the clamp (4), and the lower end of the first support tube (501) is connected to the upper end of the second support tube (502) via a length adjustment locking mechanism.

6. The rotary casting device according to claim 5, characterized in that: The length adjustment locking mechanism comprises a fastening bolt and a through hole (503) opened on the first support tube (501); A plurality of through holes (503) are provided, and the plurality of through holes (503) are evenly distributed along the length of the first support tube (501); The fastening bolt passes through the through hole (503) to lock the first support tube (501) and the second support tube (502).

7. The rotary casting device according to claim 5, characterized in that: A vertically arranged connecting plate (6) is connected to the outer peripheral surface of the clamp (4), and two connecting plates (6) are spaced apart and arranged in pairs along the circumference of the clamp (4); The upper end of the first support tube (501) is located between the two connecting plates (6) and is connected via connecting bolts.

8. The rotary casting device according to claim 2, characterized in that: It also comprises a pipe hoop (7) arranged coaxially with the sleeve (3), and the pipe hoop (7) is installed outside the first covering portion (301) and the second covering portion (302).

9. The rotary casting device according to claim 8, characterized in that: Two pipe hoops (7) are arranged at intervals in the upper and lower parts, and the clamp (4) is located between the two pipe hoops (7).

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