Distributing groove for concrete pouring of main tower

Abstract

The utility model discloses a main tower concrete pouring material distributing groove, which relates to the field of concrete construction, and comprises a support ring, a material collecting barrel and N groups of blanking units, the support ring is positioned below the material collecting barrel, and a plurality of inclined support rods are arranged between the support ring and the material collecting barrel; according to the material distributing device, the butt-joint hopper is supported through the bearing seat, so that the material receiving hopper and the material distributing pipe can rotate synchronously, workers can adjust discharging points according to actual construction requirements, the requirements of different construction faces can be met more flexibly, uniform material distribution is achieved, and the working efficiency is improved. And in addition, each discharging pipe is provided with an insertion plate, the discharging pipes can be opened and closed according to discharging requirements, and overflow and waste of concrete are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of concrete construction, concretely relates to a main tower concrete pouring distribution chute. BACKGROUND

[0002] With the rapid development of infrastructure construction in China, bridge engineering occupies a pivotal position in the national economy. As a kind of bridge with unique structural form and superior performance, cable-stayed bridge has been widely used in China. In the construction process of cable-stayed bridge, the main tower is the key part of the bridge structure, and its construction quality directly affects the safety and service life of the whole bridge.

[0003] In the construction process of the main tower of cable-stayed bridge, concrete pouring is a key process. Due to the high height of the main tower, concrete pouring needs to be transported to the specified position by pumping equipment.

[0004] For example, Chinese patent CN203145473U discloses a concrete pouring distribution device, which comprises a collecting hopper provided with a supporting device at the bottom, at least two discharge ports are opened in the side wall of the collecting hopper, and each discharge port is connected with a downwardly inclined distribution chute.

[0005] However, the distribution chute in the device is fixed, and in the pouring of large or complex structures, the fixed distribution chute cannot be flexibly adjusted to the pouring point, and it is difficult to achieve uniform distribution.

[0006] Therefore, we propose a main tower concrete pouring distribution chute to solve the above problems. CONTENT OF THE UTILITY MODEL

[0007] In view of the problem that the distribution chute in the device is fixed, and in the pouring of large or complex structures, the fixed distribution chute cannot be flexibly adjusted to the pouring point, and it is difficult to achieve uniform distribution, the utility model provides a main tower concrete pouring distribution chute.

[0008] The utility model adopts the following technical scheme: a main tower concrete pouring distribution chute, which comprises a supporting ring, a collecting cylinder and N groups of discharging units, the supporting ring is located below the collecting cylinder, and a plurality of inclined struts are installed between the supporting ring and the collecting cylinder;

[0009] The top of the collecting cylinder is open as a feeding port, and N discharge ports are formed around the side wall thereof;

[0010] N groups of discharging units are respectively arranged corresponding to the N discharge ports, and the discharging unit comprises a discharging pipe, a receiving hopper and a distribution pipe, the upper end of the discharging pipe is fixedly installed in the discharge port, the receiving hopper corresponds to the lower end of the discharging pipe, a bearing seat is sleeved on the bottom discharge section of the receiving hopper, and the bearing seat is fixedly installed on the side surface of the supporting ring;

[0011] The distribution pipe is fixedly installed at the bottom end of the receiving hopper.

[0012] Preferably, the inner bottom of the aggregate collecting cylinder is provided with a material guiding protrusion.

[0013] Preferably, the top of the receiving hopper is fixedly installed with an arc-shaped material blocking plate.

[0014] Preferably, the bottom of the supporting ring is fixedly installed with a plurality of supporting legs.

[0015] Preferably, the supporting legs are made of channel steel, and the inclined supporting rods are made of steel pipes.

[0016] Preferably, the upper end of the discharging pipe is provided with a slot, and the slot is provided with an insertion plate.

[0017] Preferably, the bottom discharging section of the receiving hopper is sleeved with two blocking rings, and the two blocking rings are located on the upper and lower sides of the bearing seat respectively.

[0018] Compared with the prior art, the utility model has the beneficial effects that:

[0019] 1. The receiving hopper is supported by the bearing seat, so that the receiving hopper and the distribution pipe can rotate synchronously, workers can adjust the discharging point according to actual construction requirements, more flexible adaptation to the requirements of different construction surfaces is realized, uniform material distribution is realized, construction efficiency is improved, and the insertion plate is arranged on each discharging pipe, the discharging pipe can be opened and closed according to the discharging requirements, and the overflow and waste of concrete are reduced.

[0020] 2. The receiving hopper is arranged, the receiving hopper can receive the concrete discharged by the discharging pipe, the receiving hopper is not directly connected with the discharging pipe, so that the receiving hopper and the distribution pipe can rotate, and the pouring point is adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is a sectional three-dimensional structure schematic view of the utility model.

[0023] In the drawing: 1 supporting ring, 2 supporting leg, 3 inclined supporting rod, 4 aggregate collecting cylinder, 41 discharging port, 51 discharging pipe, 52 insertion plate, 53 receiving hopper, 54 blocking ring, 55 bearing seat, 56 distribution pipe, 57 arc-shaped material blocking plate, 6 material guiding protrusion. DETAILED DESCRIPTION

[0024] The utility model is further illustrated below in combination with the drawings and embodiments.

[0025] Please refer to Figures 1-2 The utility model provides a kind of main tower concrete pouring distribution chute technical scheme:

[0026] Embodiment One:

[0027] According to Figure 1 and Figure 2 As shown, it comprises a support ring 1, a collecting cylinder 4 and N groups of discharging units, the support ring 1 is located below the collecting cylinder 4, a plurality of inclined support rods 3 are installed between the support ring 1 and the collecting cylinder 4, the collecting cylinder 4 is stably supported by the plurality of inclined support rods 3, the inclined support rods 3 are made of steel pipes, a plurality of support feet 2 are fixedly installed at the bottom of the support ring 1, and the support feet 2 are made of channel steel.

[0028] The top of the collecting cylinder 4 is open as a feeding port, N discharge ports 41 are formed around the sidewall of the collecting cylinder 4, and a guide protrusion 6 is arranged at the inner bottom of the collecting cylinder 4, so that the concrete in the collecting cylinder 4 flows into the N discharge ports 41 respectively under the action of the guide protrusion 6.

[0029] The N groups of discharging units are arranged corresponding to the N discharge ports 41 respectively, and each discharging unit comprises a discharging pipe 51, a receiving hopper 53 and a distributing pipe 56, the upper end of the discharging pipe 51 is fixedly installed in the discharge port 41, a slot is formed at the upper end of the discharging pipe 51, a plug plate 52 is arranged in the slot, and the discharging pipe 51 can be opened and closed according to the discharging requirement by arranging the plug plate 52, so as to reduce the overflow and waste of concrete.

[0030] The receiving hopper 53 corresponds to the lower end of the discharging pipe 51, the receiving hopper 53 can receive the concrete discharged by the discharging pipe 51, and the receiving hopper 53 is not directly connected with the discharging pipe 51, a bearing seat 55 is sleeved on the bottom discharging section of the receiving hopper 53, the bearing seat 55 is fixedly installed on the side surface of the support ring 1, and the distributing pipe 56 is fixedly installed at the bottom end of the receiving hopper 53, so that the receiving hopper 53 and the distributing pipe 56 can be synchronously rotated by supporting the receiving hopper 53 through the bearing seat 55, workers can adjust the discharging point according to the actual construction requirement, the requirement of different construction surfaces can be more flexibly adapted, uniform material distribution is realized, and the construction efficiency is improved.

[0031] In specific use, the main tower concrete pouring distributing chute is used, first, the plurality of support feet 2 are fixed on the steel beam respectively to ensure the stability during use.

[0032] Before concrete pouring, the discharging point is adjusted by rotating the distributing pipe 56 one by one according to the actual construction requirement, then the corresponding plug plate 52 is pulled out, the concrete is conveyed into the collecting cylinder 4 by the conveying pump pipe, the concrete in the collecting cylinder 4 flows into the discharging pipe 51 through the discharge port 41 under the action of the guide protrusion 6, and then flows into the concrete pouring area through the distributing pipe 56.

[0033] Embodiment Two:

[0034] On the basis of Embodiment One, as shown in Figure 1 and Figure 2As shown, the top of the receiving hopper 53 is fixedly provided with an arc-shaped material blocking plate 57. By arranging the arc-shaped material blocking plate 57, the concrete splashed out of the discharging pipe 51 can be prevented, and the waste of concrete is reduced.

[0035] The bottom discharging section of the receiving hopper 53 is sleeved with two blocking rings 54, and the two blocking rings 54 are respectively located on the upper and lower sides of the bearing seat 55.

Claims

1. A main tower concrete pouring distribution chute, comprising a support ring, a collecting cylinder and N groups of discharging units, characterized in that: The support ring is located below the aggregate cylinder, and a plurality of inclined support rods are installed between the support ring and the aggregate cylinder; The top of the aggregate cylinder is open as a feeding port, and N discharge ports are formed around the side wall of the aggregate cylinder; N groups of discharging units are respectively arranged corresponding to the N discharge ports, and each discharging unit comprises a discharging pipe, a receiving hopper and a distributing pipe, the upper end of the discharging pipe is fixedly installed in the discharge port, the receiving hopper corresponds to the lower end of the discharging pipe, a bearing seat is sleeved on the bottom discharge section of the receiving hopper, and the bearing seat is fixedly installed on the side surface of the support ring; The distributing pipe is fixedly installed at the bottom end of the receiving hopper.

2. A main tower concrete placement distribution chute according to claim 1, characterized in that: A guide protrusion is arranged at the inner bottom of the aggregate cylinder.

3. The main tower concrete placement distribution chute of claim 1, wherein: An arc-shaped baffle plate is fixedly installed at the top of the receiving hopper.

4. The main tower concrete placement distribution chute of claim 1, wherein: A plurality of support legs are fixedly installed at the bottom of the support ring.

5. A main tower concrete placement distribution chute according to claim 4, characterised in that: The support legs are made of channel steel, and the inclined support rods are made of steel pipes.

6. The main tower concrete placement delivery chute of claim 1, wherein: A plug-in slot is formed at the upper end of the discharging pipe, and a plug-in plate is arranged in the plug-in slot.

7. The main tower concrete placement delivery chute of claim 1, wherein: Two baffle rings are sleeved on the bottom discharge section of the receiving hopper, and the two baffle rings are respectively located on the upper and lower sides of the bearing seat.

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