Plate supporting device for stainless steel lining of pipeline

Abstract

The utility model relates to the technical field of pipeline repair, in particular to a plate supporting device for a stainless steel lining of a pipeline. Comprising a center pipe, the two ends of the center pipe are sleeved with movable supports, and the portion, between the two movable supports, of the center pipe is sleeved with a first supporting unit and a second supporting unit. The movable supports are arranged at the two ends of the central pipe, so that the stainless steel lining supporting device is convenient to move, the second supporting unit is arranged, and the multiple second top plates of the second supporting unit can support a stainless steel lining in a pipeline in a multi-point mode. And a plurality of second top plates of the second supporting unit can support the stainless steel lining in the pipeline at the same time, the stainless steel lining can be effectively attached to the inner wall of the pipeline, the stainless steel lining can be conveniently welded and fixed, and by arranging the first supporting unit, the position, needing key supporting, of the stainless steel lining can be conveniently supported.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pipeline repair technical field, more particularly to a kind of for pipeline stainless steel lining's bracing plate device. BACKGROUND

[0002] In the field of pipeline engineering, the lining technology of pipeline is continuously developed, and stainless steel is often used for pipeline lining as a high-quality material to enhance the corrosion resistance, wear resistance and other properties of the pipeline, so as to improve the performance and service life of the pipeline. Due to the long service life, the water supply and drainage pipelines in many cities have problems such as corrosion, damage and leakage. When repairing with stainless steel lining technology, the bracing plate device can provide support for the stainless steel lining pipe inside the original pipeline, ensuring that the lining pipe is tightly attached to the original pipeline and restoring the sealing performance and water conveying capacity of the pipeline. For example, in the reconstruction project of water supply and drainage pipelines under old communities and municipal roads in some cities, the bracing plate device is used to assist the installation of stainless steel lining pipes.

[0003] However, during the installation of stainless steel lining, a series of technical problems need to be solved to ensure the quality and stability of the lining. In the installation of pipeline stainless steel lining, the bracing plate device plays a key role. The existing bracing plate device has some shortcomings in use, with a complex structure composed of multiple components, which not only increases the manufacturing difficulty and cost, but also makes the installation and disassembly process more cumbersome, time-consuming and labor-intensive. The complex structure also has fault points, reducing the reliability of the equipment. Some bracing plate devices have poor adjustment performance and cannot adapt to pipelines of different diameters, affecting the efficiency and accuracy of installation. When the existing bracing plate device supports the pipeline stainless steel lining, it is prone to have excessive support force in some areas and insufficient support force in other areas, which may cause deformation of the stainless steel lining and affect the quality and service life of the lining.

[0004] The patent document with publication number CN117570297A discloses a water supply and drainage pipeline lining installation auxiliary device, which needs to add counterweight when supporting the stainless steel lining inside the pipeline. The device has a complex structure and high manufacturing cost. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a bracing plate device for stainless steel lining that is low in manufacturing cost, easy to use and suitable for pipelines of different diameters.

[0006] To achieve the above purpose, the technical solution provided by the utility model is as follows:

[0007] The utility model provides a kind of brace for the stainless steel lining of pipeline, including center tube, both ends of center tube are equipped with mobile support, first support unit and second support unit are equipped on the center tube between two mobile supports, first support unit includes second sleeve, two branch pipes are fixed with outside second sleeve, two branch pipes are symmetrical according to the axis of center tube, first screw jack is fixed on the branch pipe, arc first roof is fixed on the telescopic end of first screw jack;Second support unit includes third sleeve, a plurality of fixed tubes are fixed with outside third sleeve, second screw jack is fixed on the fixed tube, arc second roof is fixed on the telescopic end of second screw jack, synchronous wheel is fixed concentrically on the input shaft of second screw jack, and synchronous wheel is driven connection by synchronous belt.

[0008] Specifically, one of the second screw jack is fixed with motor, and the output shaft of the motor is concentrically connected with the input shaft of the second screw jack.

[0009] Specifically, a plurality of slots are formed in the second roof, and a roller shaft is rotatably connected in each slot.

[0010] Specifically, the axis of the roller shaft is parallel to the axis of the center tube.

[0011] Specifically, the mobile support includes a first sleeve, the first sleeve is sleeved on the center tube, the lower end of the first sleeve is fixedly connected with the upper end of the telescopic pipe, the lower end of the telescopic pipe is fixedly connected with the middle part of the lower rod, and the rotating wheels are rotatably connected to the two ends of the lower rod.

[0012] Specifically, the number of first support units is two, and the number of second support units is one, and the second support unit is located between the two first support units.

[0013] Specifically, the telescopic pipe includes an outer pipe and an inner pipe, the lower end of the outer pipe is fixedly connected with the middle part of the lower rod, the inner pipe is slidably arranged in the outer pipe, the upper end of the inner pipe is fixedly connected with the lower end of the first sleeve, the lower locking bolt is threadedly connected with the outer pipe, the lower locking bolt abuts against the inner pipe, the upper locking bolt is threadedly connected with the first sleeve, and the upper locking bolt abuts against the center tube.

[0014] Specifically, the second sleeve and the third sleeve are threadedly connected with locking screws, and the locking screws abut against the center tube.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The utility model is convenient to move by setting mobile supports at both ends of the center tube, the telescopic pipe of the mobile support can adjust the height of the center tube, and then the center tube is concentric with the pipeline, so that the first roof and the second roof can quickly and tightly abut against the stainless steel lining.

[0017] 2、By setting the second support unit, the plurality of second top plates of the second support unit can support the stainless steel lining in the pipeline at multiple points, and the plurality of second top plates of the second support unit can support the stainless steel lining in the pipeline at the same time, so that the stainless steel lining can be effectively attached to the inner wall of the pipeline, and the stainless steel lining can be conveniently welded and fixed.

[0018] 3、By setting the first support unit, the first support unit can move on the central pipe in the axial direction of the central pipe, and the first support unit can also rotate around the axis of the central pipe, so that the position of the stainless steel lining that needs to be supported can be conveniently supported.

[0019] 4、Since the number of first support units is two and the number of second support units is one, and the second support unit is located between the two first support units, the second support unit can support the middle part of the stainless steel lining, and the first support units on both sides can support both ends of the stainless steel lining. After the stainless steel lining is supported, the stability of the stainless steel lining in the pipeline is better, and the stainless steel lining can be conveniently welded and fixed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a top view of the utility model.

[0021] Figure 2 It is a rear view of the utility model.

[0022] Figure 3 It is a side view of the utility model.

[0023] Figure 4 It is a three-dimensional schematic view of the utility model.

[0024] The names of the components in the drawings are: 1, central pipe, 2, first sleeve, 3, telescopic pipe, 4, lower rod, 5, runner, 6, second sleeve, 7, branch pipe, 8, first lead screw elevator, 9, first top plate, 10, third sleeve, 11, fixed pipe, 12, second lead screw elevator, 13, second top plate, 14, roller shaft, 15, synchronous belt. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0026] Embodiment one: refer to Figures 1-4 As shown in the figure, a support plate device for pipeline stainless steel lining, including central pipe 1, the both ends of central pipe 1 are provided with mobile supports, and the first support unit and the second support unit are installed on the central pipe 1 between the two mobile supports.

[0027] The first supporting unit comprises a second sleeve 6 sleeved on the central pipe 1, two branch pipes 7 fixed outside the second sleeve 6, the two branch pipes 7 being symmetrical according to the axis of the central pipe 1, a first screw lifter 8 fixed on each of the branch pipes 7, and an arc-shaped first top plate 9 fixed on the telescopic end of the first screw lifter 8.

[0028] The second supporting unit comprises a third sleeve 10 sleeved on the central pipe 1, a plurality of fixed pipes 11 fixed outside the third sleeve 10 in a circumferential manner, a second screw lifter 12 fixed on each of the fixed pipes 11, and an arc-shaped second top plate 13 fixed on the telescopic end of the second screw lifter 12.

[0029] A plurality of slot holes are formed in the second top plate 13, and a roller shaft 14 is rotatably connected in each of the slot holes, the axis of the roller shaft 14 being parallel to the axis of the central pipe 1. A synchronous wheel is fixed concentrically on the input shaft of the second screw lifter 12, and the synchronous wheels are drivingly connected through a synchronous belt 15.

[0030] When the second top plate 13 supports the stainless steel lining, the second supporting unit can be rotated around the central pipe 1 by knocking the fixed pipes 11, so that the position of the second top plate 13 in the circumferential direction of the pipe can be adjusted, and the supporting position of the stainless steel lining can be changed.

[0031] The second sleeve 6 and the third sleeve 10 are threadedly connected with locking screws, and the locking screws abut against the central pipe 1.

[0032] The moving support comprises a first sleeve 2 sleeved on the central pipe 1, the first sleeve 2 being fixedly connected with the upper end of an extension pipe 3, the lower end of the extension pipe 3 being fixedly connected with the middle part of a lower rod 4, and the two ends of the lower rod 4 being rotatably connected with rotating wheels 5.

[0033] The extension pipe 3 comprises an outer pipe and an inner pipe, the lower end of the outer pipe being fixedly connected with the middle part of the lower rod 4, the inner pipe being slidingly arranged in the outer pipe, the upper end of the inner pipe being fixedly connected with the lower end of the first sleeve 2, a lower locking bolt being threadedly connected with the outer pipe, the lower locking bolt abutting against the inner pipe, and an upper locking bolt being threadedly connected with the first sleeve 2, the upper locking bolt abutting against the central pipe 1.

[0034] When the supporting plate device is moved, the two ends of the supporting plate device are provided with the moving supports, so that the supporting plate device can be conveniently moved.

[0035] After the supporting plate device is located in the pipeline, the moving supports can be used to move the supporting plate device in the pipeline.

[0036] The length of the telescopic pipe 3 is adjusted, so that the central pipe 1 is concentric with the pipeline, and then the second supporting unit and the first supporting unit are concentric with the pipeline, and the first top plate 9 and the second top plate 13 of the first supporting unit and the second supporting unit can quickly support the stainless steel lining in the pipeline.

[0037] The first lead screw elevator 8 is started, and the first top plate 9 can support the stainless steel lining. The second lead screw elevator 12 is started, and the second top plate 13 can support the stainless steel lining. When the second top plate 13 supports the stainless steel lining, the synchronous belt 15 is rotated, the plurality of second lead screw elevators 12 are started synchronously, the plurality of second top plates 13 move simultaneously, the plurality of second top plates 13 can simultaneously support the stainless steel lining, and the stainless steel lining can be effectively attached to the inner wall of the pipeline, so that the stainless steel lining is conveniently welded and fixed.

[0038] The first supporting unit can rotate outside the central pipe 1, and the first top plate 9 can conveniently support the position of the stainless steel lining which needs to be supported

[0039] In the embodiment one, one of the second lead screw elevators 12 is fixed with a motor, and an output shaft of the motor is fixedly connected with an input shaft of the second lead screw elevator 12.

[0040] When the plurality of second top plates 13 support the stainless steel lining, the plurality of second lead screw elevators 12 work simultaneously after the motor is started, so that the plurality of second top plates 13 can simultaneously support the stainless steel lining.

[0041] In the embodiment one, the number of the first supporting units is two, the number of the second supporting units is one, and the second supporting unit is located between the two first supporting units.

[0042] In the embodiment, the second supporting unit can support the middle part of the stainless steel lining, and the two first supporting units can support the two ends of the stainless steel lining. After the stainless steel lining is supported, the stability of the stainless steel lining in the pipeline is better, and the stainless steel lining is conveniently welded and fixed.

[0043] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A support plate for stainless steel lining of pipes, comprising a central tube (1), characterized in that, Both ends of the central tube (1) are fitted with movable brackets. A first support unit and a second support unit are fitted onto the central tube (1) between the two movable brackets. The first support unit includes a second sleeve (6) fitted onto the central tube (1). Two branch pipes (7) are fixed to the outside of the second sleeve (6). The two branch pipes (7) are symmetrical about the axis of the central tube (1). A first screw jack (8) is fixed on each branch pipe (7). An arc-shaped [unclear] is fixed on the telescopic end of the first screw jack (8). The first top plate (9) and the second support unit include a third sleeve (10) sleeved on the central tube (1). Multiple fixed tubes (11) are evenly distributed and fixed on the outer circumference of the third sleeve (10). A second screw jack (12) is fixed on each of the fixed tubes (11). An arc-shaped second top plate (13) is fixed on the telescopic end of the second screw jack (12). A synchronous pulley is concentrically fixed on the input shaft of the second screw jack (12). The synchronous pulley is connected by a synchronous belt (15).

2. The support plate device for stainless steel pipe lining according to claim 1, characterized in that, One of the second screw jacks (12) has a motor fixed on it, and the output shaft of the motor is concentrically and fixedly connected to the input shaft of the second screw jack (12) it is located on.

3. A support plate device for stainless steel pipe linings according to claim 1, characterized in that, The second top plate (13) has multiple slots, and each slot is rotatably connected to a roller (14).

4. A support plate device for stainless steel pipe lining according to claim 3, characterized in that, The axis of the roller (14) is parallel to the axis of the central tube (1).

5. A support plate device for stainless steel pipe linings according to claim 1, characterized in that, The movable support includes a first sleeve (2), which is sleeved on the central tube (1). The lower end of the first sleeve (2) is fixedly connected to the upper end of the telescopic tube (3), and the lower end of the telescopic tube (3) is fixedly connected to the middle of the lower rod (4). Both ends of the lower rod (4) are rotatably connected to a wheel (5).

6. A support plate device for stainless steel pipe linings according to claim 1, characterized in that, There are two first support units and one second support unit, with the second support unit located between the two first support units.

7. A support plate device for stainless steel pipe linings according to claim 5, characterized in that, The telescopic tube (3) includes an outer tube and an inner tube. The lower end of the outer tube is fixedly connected to the middle of the lower rod (4). The inner tube is slidably disposed inside the outer tube. The upper end of the inner tube is fixedly connected to the lower end of the first sleeve (2). The outer tube is threaded with a lower locking bolt, which abuts against the inner tube. The first sleeve (2) is threaded with an upper locking bolt, which abuts against the center tube (1).

8. A support plate device for stainless steel pipe lining according to claim 1, characterized in that, Both the second sleeve (6) and the third sleeve (10) are threaded with locking screws, which are tightly pressed against the central tube (1).

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