A surface troweling device for concrete pipe machining

By introducing clamping and supporting components into the surface plastering device for concrete pipe processing, and using a motor-driven control screw to fix the concrete pipe, the problem of the device being unable to clamp during use was solved, and a stable plastering process for the concrete pipe was achieved.

CN224407996UActive Publication Date: 2026-06-26CHONGQING JULONG PIPE IND CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING JULONG PIPE IND CO LTD
Filing Date
2025-08-01
Publication Date
2026-06-26

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    Figure CN224407996U_ABST
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Abstract

The utility model relates to steel cylinder concrete pipe processing technical field, concretely relates to a kind of surface plastering device for concrete pipe processing, including support frame, clamping assembly, support component and plastering component;Clamping assembly includes moving block, clamping plate, clamping seat and limit strip, moving block is slidably connected with support frame, and located inside support frame, clamping plate is fixedly connected with moving block, and located outside moving block, clamping seat is rotatably connected with clamping plate, and located at the bottom of clamping seat, the number of limit strip is two, two limit strips are fixedly connected with clamping plate respectively, and located between clamping plate and support frame respectively, support component is connected with support frame, plastering component is connected with clamping plate, solve the surface plastering device for steel cylinder concrete pipe processing when using, cannot be clamped and fixed to concrete pipe, when concrete pipe rotates, prone to skew and dump, lead to the problem of concrete pipe damage.
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Description

Technical Field

[0001] This utility model relates to the field of steel cylinder concrete pipe processing technology, and in particular to a surface plastering device for concrete pipe processing. Background Technology

[0002] Prestressed concrete cylinder pipe (PCCP) is a water pipe made by winding circumferential prestressed steel wires around a high-strength concrete core with a steel cylinder, and then spraying a dense cement mortar protective layer on it. In the case of existing PCCP pipes, the cement mortar is not smoothed in time during the spraying process, which makes the mortar prone to bumps or depressions after the mortar is formed, resulting in an unsightly concrete pipe.

[0003] The existing announcement number CN219255973U discloses a surface plastering device for processing steel cylinder concrete pipes, including a base. The base has a through groove inside, and a rotating column is rotatably connected to the bottom surface of the through groove. The rotating column passes through the upper end of the base and is rotatably connected to it. A support plate is fixedly connected to the upper end of the base. A first sliding groove is opened on one side of the support plate, and a lifting plate is slidably connected in the first sliding groove. By vertically placing the concrete round pipe whose surface needs to be plastered on the rotating column, the lifting plate can be moved by starting the first servo motor and using the first threaded rod, which can facilitate the operation of round pipes with a high height. By turning the second threaded rod, the slider and the arc plate can be moved, so that the arc plate can fit with the surface of the concrete round pipe. Then, a spraying machine is used to spray a fine cement mortar onto the surface of the concrete round pipe.

[0004] However, the surface plastering device for processing steel cylinder concrete pipes mentioned above cannot clamp and fix the concrete pipes during use. When the concrete pipes rotate, they are prone to tilting and falling, which can lead to damage to the concrete pipes. Utility Model Content

[0005] The purpose of this utility model is to provide a surface plastering device for processing concrete pipes, which solves the problem that the surface plastering device for processing steel cylinder concrete pipes cannot clamp and fix the concrete pipe during use, and the concrete pipe is prone to tilting and falling when it rotates, resulting in damage to the concrete pipe.

[0006] To achieve the above objectives, this utility model provides a surface plastering device for concrete pipe processing, including a support frame, a clamping assembly, a support component, and a plastering assembly. The clamping assembly includes a moving block, a clamping plate, a clamping seat, and limiting strips. The moving block is slidably connected to the support frame and located inside the support frame. The clamping plate is fixedly connected to the moving block and located outside the moving block. The clamping seat is rotatably connected to the clamping plate and located at the bottom of the clamping seat. There are two limiting strips, each fixedly connected to the clamping plate and located between the clamping plate and the support frame. The support assembly is connected to the support frame, and the plastering assembly is connected to the clamping plate.

[0007] The clamping assembly further includes a control screw and a motor. The control screw is rotatably connected to the support frame and passes through the support frame and the moving block. The motor is fixedly connected to the support frame and is located at the top of the support frame.

[0008] The support assembly includes a turntable, a support plate, a guide strip, and a helical gear ring. The turntable is rotatably connected to the support frame and passes through the support frame. The support plate is fixedly connected to the turntable and is located at the top of the turntable. The guide strip is fixedly connected to the support plate and is located at the bottom of the support plate. The helical gear ring is fixedly connected to the turntable and is located on the outside of the turntable.

[0009] The plastering assembly includes a mounting block, a fixing rod, a mounting frame, and a screw sleeve. The mounting block is detachably connected to the clamping plate and is located in the middle of the clamping plate. The fixing rod is detachably connected to the mounting block and passes through the mounting block and the clamping plate. The mounting frame is fixedly connected to the mounting block and is located on the outside of the mounting block. The screw sleeve is fixedly connected to the mounting frame and is located in the middle of the mounting frame.

[0010] The plastering assembly further includes an adjusting screw, a rotating seat, a plastering plate, and guide rods. The adjusting screw is threadedly connected to the screw sleeve and passes through the screw sleeve. The rotating seat is rotatably connected to the adjusting screw and is located inside the adjusting screw. The plastering plate is fixedly connected to the rotating seat and is located outside the rotating seat. There are two guide rods, each fixedly connected to the plastering plate and passing through the mounting bracket.

[0011] This utility model discloses a surface plastering device for processing concrete pipes. The support frame provides support for the device. The moving block, in conjunction with the control screw, controls the height of the clamping plate. The clamping plate supports the clamping seat and the plastering assembly. The clamping seat, in conjunction with the support plate, secures the concrete pipe. The limiting strip limits and guides the clamping plate. In use, the concrete pipe is placed on the surface of the support plate. The motor controls the control screw to rotate, moving the moving block and simultaneously pressing the clamping plate down along the limiting strip. The clamping seat and support plate clamp the concrete pipe, facilitating its fixation and preventing tilting during plastering. This solves the problem that surface plastering devices for processing steel cylinder concrete pipes cannot clamp and fix the concrete pipe effectively, and that the pipe is prone to tilting and falling when rotated, leading to damage. Attached Figure Description

[0012] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0013] Figure 1 This is a schematic diagram of the overall structure of the surface plastering device for processing concrete pipes according to the first embodiment of this utility model.

[0014] Figure 2 This is a schematic diagram of the clamping assembly according to the first embodiment of the present invention.

[0015] Figure 3 This is a schematic diagram of the support component of the first embodiment of the present invention.

[0016] Figure 4 This is a schematic diagram of the plastering component according to the first embodiment of this utility model.

[0017] In the diagram: 101-Support frame, 102-Moving block, 103-Clamping plate, 104-Clamping seat, 105-Limiting strip, 106-Control screw, 107-Motor, 108-Turntable, 109-Support plate, 110-Guide strip, 111-Helical gear ring, 112-Mounting block, 113-Fixing rod, 114-Mounting frame, 115-Screw sleeve, 116-Adjusting screw, 117-Rotating seat, 118-Plastering board, 119-Guide rod. Detailed Implementation

[0018] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0019] The first embodiment of this application is as follows:

[0020] Please see Figures 1 to 4 ,in, Figure 1 This is a schematic diagram of the overall structure of the surface plastering device for concrete pipe processing according to the first embodiment of this utility model. Figure 2 This is a schematic diagram of the clamping assembly according to the first embodiment of the present invention. Figure 3 This is a schematic diagram of the support component according to the first embodiment of the present invention. Figure 4 This is a schematic diagram of the structure of the plastering component according to the first embodiment of the present invention. The present invention provides a surface plastering device for processing concrete pipes, including a support frame 101, a clamping component, a support component, and a plastering component. The clamping component includes a moving block 102, a clamping plate 103, a clamping seat 104, a limiting strip 105, a control screw 106, and a motor 107. The support component includes a turntable 108, a support plate 109, a guide strip 110, and a helical gear ring 111. The plastering component includes an mounting block 112, a fixing rod 113, a mounting frame 114, a screw sleeve 115, an adjusting screw 116, a rotating seat 117, a plastering plate 118, and a guide rod 119. The aforementioned solution solves the problem that the surface plastering device for processing steel cylinder concrete pipes cannot clamp and fix the concrete pipe during use, and that the concrete pipe is prone to tilting and falling when rotating, leading to damage to the concrete pipe.

[0021] In this specific embodiment, the movable block 102 is slidably connected to the support frame 101 and located inside the support frame 101. The clamping plate 103 is fixedly connected to the movable block 102 and located outside the movable block 102. The clamping seat 104 is rotatably connected to the clamping plate 103 and located at the bottom of the clamping seat 104. There are two limiting strips 105, which are fixedly connected to the clamping plate 103 and located between the clamping plate 103 and the support frame 101. The support assembly is connected to the support frame 101, and the plastering assembly is connected to the clamping plate 103. The support frame 101 provides support for the device. The movable block 102 is connected to the control screw. The clamping plate 103 is used to control its height. The clamping plate 103 provides support for the clamping seat 104 and the plastering assembly. The clamping seat 104 cooperates with the support plate 109 to fix the concrete pipe. The limiting strip 105 is used to limit and guide the clamping plate 103. In use, the concrete pipe is placed on the surface of the support plate 109. At this time, the motor 107 controls the control screw 106 to rotate, driving the moving block 102 to move. At the same time, the clamping plate 103 is pressed down along the limiting strip 105. The clamping seat 104 and the support plate 109 clamp the concrete pipe, which facilitates the fixing of the concrete pipe and prevents the concrete pipe from tilting during plastering.

[0022] The control screw 106 is rotatably connected to the support frame 101 and passes through the support frame 101 and the moving block 102. The motor 107 is fixedly connected to the support frame 101 and is located on top of the support frame 101. The control screw 106 is used to control the moving block 102, and the motor 107 is used to provide power to the control screw 106.

[0023] Secondly, the turntable 108 is rotatably connected to the support frame 101 and passes through the support frame 101. The support plate 109 is fixedly connected to the turntable 108 and is located at the top of the turntable 108. The guide strip 110 is fixedly connected to the support plate 109 and is located at the bottom of the support plate 109. The helical gear ring 111 is fixedly connected to the turntable 108 and is located on the outside of the turntable 108. The turntable 108 is used to provide support for the support assembly. The support plate 109 is used to provide support for the concrete pipe. The guide strip 110 is used to provide guidance for the support plate 109. The helical gear ring 111 is used to connect to an external power device for transmission of the support assembly. After the concrete pipe is fixed, the helical gear ring 111 and the support plate 109 are rotated by the external power device, which facilitates the uniform application of plaster to the concrete pipe.

[0024] Next, the mounting block 112 is detachably connected to the clamping plate 103 and is located in the middle of the clamping plate 103. The fixing rod 113 is detachably connected to the mounting block 112 and passes through the mounting block 112 and the clamping plate 103. The mounting frame 114 is fixedly connected to the mounting block 112 and is located on the outside of the mounting block 112. The screw sleeve 115 is fixedly connected to the mounting frame 114 and is located in the middle of the mounting frame 114. The mounting block 112 provides support for the mounting frame 114. The fixing rod 113 is used to fix the mounting block 112. The mounting frame 114 provides support for the plastering assembly. The screw sleeve 115 is used to limit the adjustment screw 116.

[0025] Finally, the adjusting screw 116 is threadedly connected to the screw sleeve 115 and passes through the screw sleeve 115. The rotating seat 117 is rotatably connected to the adjusting screw 116 and is located inside the adjusting screw 116. The plastering board 118 is fixedly connected to the rotating seat 117 and is located outside the rotating seat 117. There are two guide rods 119, which are respectively fixedly connected to the plastering board 118 and pass through the mounting bracket 114. The adjusting screw 116 cooperates with the screw sleeve 115 to control the plastering board 118. The rotating seat 117 is used to connect the adjusting screw 116 and the plastering board 118. The plastering board 118 is used to plaster the fixed concrete pipe. The guide rods 119 are used to guide the plastering board 118.

[0026] Using the surface plastering device for concrete pipe processing in this embodiment, the support frame 101 provides support for the device. The moving block 102 cooperates with the control screw 106 to control the height of the clamping plate 103. The clamping plate 103 provides support for the clamping seat 104 and the plastering assembly. The clamping seat 104 cooperates with the support plate 109 to fix the concrete pipe. The limiting strip 105 is used to limit and guide the clamping plate 103. In use, the concrete pipe is placed on the support plate 109. On the surface of 09, at this time, the motor 107 controls the control screw 106 to rotate, driving the moving block 102 to move, and at the same time driving the clamping plate 103 to press down along the limit strip 105. The clamping seat 104 clamps the concrete pipe with the support plate 109, which facilitates the fixing of the concrete pipe and prevents the concrete pipe from tilting during plastering. This solves the problem that the surface plastering device for steel cylinder concrete pipe processing cannot clamp and fix the concrete pipe during use, and the concrete pipe is prone to tilting and falling when it rotates, resulting in damage to the concrete pipe.

[0027] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A surface plastering device for processing concrete pipes, comprising a support frame, characterized in that, It also includes clamping components, support components, and plastering components; The clamping assembly includes a movable block, a clamping plate, a clamping seat, and limiting strips. The movable block is slidably connected to the support frame and located inside the support frame. The clamping plate is fixedly connected to the movable block and located outside the movable block. The clamping seat is rotatably connected to the clamping plate and located at the bottom of the clamping seat. There are two limiting strips, each fixedly connected to the clamping plate and located between the clamping plate and the support frame. The support assembly is connected to the support frame, and the plastering assembly is connected to the clamping plate.

2. The surface plastering device for concrete pipe processing as described in claim 1, characterized in that, The clamping assembly also includes a control screw and a motor. The control screw is rotatably connected to the support frame and passes through the support frame and the moving block. The motor is fixedly connected to the support frame and is located at the top of the support frame.

3. The surface plastering device for concrete pipe processing as described in claim 1, characterized in that, The support assembly includes a turntable, a support plate, a guide strip, and a helical gear ring. The turntable is rotatably connected to the support frame and passes through the support frame. The support plate is fixedly connected to the turntable and is located at the top of the turntable. The guide strip is fixedly connected to the support plate and is located at the bottom of the support plate. The helical gear ring is fixedly connected to the turntable and is located on the outside of the turntable.

4. The surface plastering device for concrete pipe processing as described in claim 1, characterized in that, The plastering assembly includes a mounting block, a fixing rod, a mounting frame, and a screw sleeve. The mounting block is detachably connected to the clamping plate and is located in the middle of the clamping plate. The fixing rod is detachably connected to the mounting block and passes through the mounting block and the clamping plate. The mounting frame is fixedly connected to the mounting block and is located on the outside of the mounting block. The screw sleeve is fixedly connected to the mounting frame and is located in the middle of the mounting frame.

5. The surface plastering device for concrete pipe processing as described in claim 4, characterized in that, The plastering assembly further includes an adjusting screw, a rotating seat, a plastering plate, and guide rods. The adjusting screw is threadedly connected to the screw sleeve and passes through the screw sleeve. The rotating seat is rotatably connected to the adjusting screw and is located inside the adjusting screw. The plastering plate is fixedly connected to the rotating seat and is located outside the rotating seat. There are two guide rods, each fixedly connected to the plastering plate and passing through the mounting bracket.