Pipeline anti-aging detection device

Abstract

The utility model discloses a pipeline anti-aging detection device which comprises an aging test box and a circulating water tank which are fixedly installed at the top end of a bearing base, linear bearings are fixedly installed in the middles of box bodies on the two sides of the aging test box, and through-flow clamping pipes are installed in the linear bearings in a sliding mode. A to-be-detected aluminum plastic pipe is arranged between the two through-flow clamping pipes, one end of each through-flow clamping pipe is fixedly provided with a fixed flange plate, one side of each fixed flange plate is fixedly provided with a flange connector, and the end part of one flange connector is fixedly provided with a check water valve. The device simulates the circulating flow of water flow in the circulating water tank, the inflow hose, the to-be-detected aluminum-plastic pipe and the backflow hose through the environment, simulates the actual use state of the to-be-detected aluminum-plastic pipe, and cooperates with the simulation xenon lamp to carry out the aging test, thereby improving the validity of the aging test of the aluminum-plastic pipe, enhancing the accuracy of the aging test, and improving the test efficiency. And aging evaluation of the aluminum-plastic pipe is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline detection technical field especially, relates to a pipeline anti-aging detection device. BACKGROUND

[0002] In the prior art, the common material of the heat pipe includes steel, copper, stainless steel and plastic. The aluminum plastic pipe has good heat preservation, the outer wall is not easy to be corroded, the inner wall is smooth, thereby the water flow resistance is small, and the aluminum plastic pipe can be arbitrarily bent, facilitating construction.

[0003] The aluminum plastic pipe is a new type of pipeline which is composed of a middle longitudinal welded aluminum pipe, inner and outer layers of polyethylene plastic and a hot melt glue co-extrusion composite between the layers. The inner and outer layers are special polyethylene materials, which are clean, non-toxic and smooth, and can be used for more than fifty years. The middle aluminum layer can 100% isolate gas penetration, so that the pipe has the advantages of metal and plastic pipe, and eliminates the respective shortcomings.

[0004] The anti-aging detection method of the aluminum plastic pipe mainly includes the following methods: climate aging test, ultraviolet aging test, ozone aging test and hot air aging test. The aluminum plastic pipe can be used as a hot water pipe, especially suitable for occasions requiring high temperature hot water. Due to its excellent high temperature resistance, the aluminum plastic pipe is widely used in high temperature hot water, heating and ventilation fields and outdoor exposed pipelines.

[0005] According to the actual use condition of the aluminum plastic pipe, the ultraviolet aging experiment is generally carried out. However, the existing ultraviolet aging device exposes the aluminum plastic pipe sample to ultraviolet light, usually uses xenon lamp, fluorescent lamp and other light sources to simulate sunlight spectrum or ultraviolet spectrum, in order to evaluate the aging behavior and rule of the material under ultraviolet light irradiation. The aluminum plastic pipe does not provide the actual working environment, directly tests the aging of the aluminum plastic pipe, the test result will have certain deviation with the actual use result, which is not conducive to the aging evaluation of the aluminum plastic pipe. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the shortcomings in the prior art, and provides a pipeline anti-aging detection device.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] The utility model provides a pipeline anti-aging detection device, including the aging test box and circulating water tank of fixed installation in the top of bearing base, the middle part of both sides box of aging test box is fixedly installed with linear bearing, the inside sliding of linear bearing is installed with through flow clamping pipe, is provided with the aluminum plastic pipe of detection between two through flow clamping pipes, and one end of through flow clamping pipe is fixedly installed with fixed flange, one side of fixed flange is fixedly installed with flange connector, and the end of one of flange connector is fixedly installed with check valve, one end of check valve is fixedly installed with backflow hose, the end of another flange connector is fixedly installed with inflow hose, and the end of backflow hose is fixedly installed to one side top of circulating water tank, and the end of inflow hose is fixedly connected with water supply pump, and water supply pump is fixedly installed to the other side bottom of circulating water tank, and the top of circulating water tank is fixedly installed with electric heater.

[0009] As a further scheme of the utility model: one end of through flow clamping pipe is fixedly connected with installation card tube, the inside of installation card tube is fixedly installed with clamping mounting head.

[0010] As a further scheme of the utility model: the inside of clamping mounting head is provided with sealing rubber ring, and the aluminum plastic pipe of detection is fixedly installed between two clamping mounting heads.

[0011] As a further scheme of the utility model: the back surface outer wall of clamping mounting head is fixedly connected with fixed connection arm, and the top of fixed connection arm is fixedly connected with adjusting tooth arm.

[0012] As a further scheme of the utility model: the bottom of two adjusting tooth arms is provided with motor mounting seat, and the inside of motor mounting seat is fixedly installed with driving motor.

[0013] As a further scheme of the utility model: the top of the output shaft of driving motor is fixedly installed with adjusting gear, and adjusting gear is engaged between two adjusting tooth arms.

[0014] As a further scheme of the utility model: the top of adjusting gear is provided with protective top cover, and protective top cover is fixedly installed on the back inner wall of aging test box.

[0015] As a further scheme of the utility model: the front of aging test box is fixedly rotatably installed with rotating box door, and the top of aging test box is fixedly installed with simulation xenon lamp.

[0016] Compared with the prior art, the utility model provides a pipeline anti-aging detection device, with the following beneficial effects:

[0017] 1.The pipeline anti-aging detection device simulates the actual use state of the aluminum plastic pipe to be detected by simulating the water flow circulating in the circulating water tank, the inflow hose, the aluminum plastic pipe to be detected and the backflow hose, cooperates with the simulation xenon lamp to conduct the aging experiment, improves the authenticity of the aluminum plastic pipe aging test, strengthens the accuracy of the aging test, and is convenient for aging evaluation of the aluminum plastic pipe.

[0018] 2.The pipeline anti-aging detection device quickly clamps and fixes the aluminum plastic pipe to be detected through the structures such as the mounting cartridge, the clamping mounting head, the adjusting tooth arm and the adjusting gear, and guarantees the sealing performance, so that the overall device is simple to operate and convenient to use, and the use effect of the overall device is improved.

[0019] The parts not involved in the device are the same as or can be realized by the prior art, and the device has the advantages of simple structure and convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic diagram of the overall assembly of the utility model Figure 1 ;

[0021] Figure 2 is a schematic diagram of the overall assembly of the utility model Figure 2 ;

[0022] Figure 3 is a schematic diagram of the partial cross-sectional structure of the overall assembly of the utility model;

[0023] Figure 4 is a schematic diagram of the partial enlarged structure of A in the utility model Figure 3 .

[0024] In the figure: 1, bearing base; 2, aging test box; 3, rotating box door; 4, simulation xenon lamp; 5, circulating water tank; 6, electric heater; 7, drain pipe; 8, plugging head; 9, linear bearing; 10, through-flow clamping pipe; 11, fixed flange plate; 12, flange connector; 13, non-return valve; 14, backflow hose; 15, inflow hose; 16, water supply pump; 17, slow-flow partition plate; 18, mounting cartridge; 19, sealing ring gasket; 20, clamping mounting head; 21, sealing rubber ring; 22, aluminum plastic pipe to be detected; 23, fixed connecting arm; 24, adjusting tooth arm; 25, adjusting gear; 26, motor mounting seat; 27, driving motor; 28, protective top cover. 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 part of the embodiments of the utility model, rather than all the embodiments.

[0026] A pipeline anti-aging detection device, as shown in Figures 1 to 4 The device comprises an aging test box 2 fixedly installed at the top end of a bearing base 1 and a circulating water tank 5, and the aging test box 2 is arranged on the front of the circulating water tank 5.

[0027] An installation groove is formed in the upper part of the front of the aging test box 2, a rotating box door 3 is rotatably installed in the installation groove, a drain pipe 7 is fixedly connected to the bottom of one side of the aging test box 2, and a plugging head 8 is fixedly installed at the end of the drain pipe 7.

[0028] The inner cavity of the drain pipe 7 is communicated with the inner cavity of the aging test box 2, so that the aging test box 2 can be conveniently drained; and the distance between the bottom groove wall of the installation groove and the bottom groove wall of the aging test box 2 is greater than or equal to 15 cm, so that water flow is prevented from flowing out through the installation groove.

[0029] Linear bearings 9 are fixedly installed in the middle of the box bodies on the two sides of the aging test box 2, flow clamping pipes 10 are slidably installed in the linear bearings 9, and installation clamping barrels 18 are integrally formed at one end of each of the two flow clamping pipes 10.

[0030] Sealing ring pads 19 are arranged in the installation clamping barrels 18, and clamping mounting heads 20 are threadedly installed in the installation clamping barrels 18, the clamping mounting heads 20 extrude the sealing ring pads 19, and thus the threaded gap between the installation clamping barrels 18 and the clamping mounting heads 20 is sealed.

[0031] Sealing rubber rings 21 are clamped in the clamping mounting heads 20, and an aluminum-plastic pipe to be detected 22 is arranged between the two clamping mounting heads 20; the two clamping mounting heads 20 are moved close to each other, the two ends of the aluminum-plastic pipe to be detected 22 are inserted into the clamping mounting heads 20, the sealing rubber rings 21 are extruded, and the gap between the aluminum-plastic pipe to be detected 22 and the clamping mounting heads 20 is sealed.

[0032] A simulated xenon lamp 4 is fixedly installed on the inner wall of the top of the aging test box 2, the simulated xenon lamp 4 simulates sunlight spectrum or ultraviolet spectrum, and the aluminum-plastic pipe to be detected 22 is subjected to aging test; the clamping mounting heads 20 can be replaced, the inner cavity of one end of the clamping mounting head 20 inserted into the aluminum-plastic pipe to be detected 22 is adapted to the actual outer diameter of the aluminum-plastic pipe to be detected 22, and thus the device can test aluminum-plastic pipes to be detected 22 of various sizes.

[0033] Fixed connecting arms 23 are fixedly connected to the back outer walls of the clamping mounting heads 20, adjusting tooth arms 24 are fixedly connected to the top ends of the fixed connecting arms 23, the teeth of the two adjusting tooth arms 24 are oppositely arranged, and the moving directions of the two adjusting tooth arms 24 are opposite.

[0034] Motor mounting seats 26 are arranged at the bottoms of the two adjusting tooth arms 24, the motor mounting seats 26 are fixedly connected to the back inner walls of the aging test box 2, and driving motors 27 are fixedly installed in the motor mounting seats 26.

[0035] The top end of the output shaft of the driving motor 27 is fixedly installed with an adjusting gear 25, which is engaged between the two adjusting tooth arms 24, for controlling the relative movement of the two adjusting tooth arms 24, thereby controlling the clamping action of the two clamping mounting heads 20 on the aluminum-plastic pipe 22 to be tested.

[0036] The top end of the adjusting gear 25 is provided with a protective top cover 28, which is fixedly installed on the inner wall of the back of the aging test box 2; the protective top cover 28 is used to shield the light of the simulation xenon lamp 4, thereby reducing the influence of the aging test on the components such as the driving motor 27.

[0037] The end of the through-flow clamping pipe 10 away from the aluminum-plastic pipe 22 to be tested is fixedly installed with a fixed flange plate 11, which comprises an integrally formed disc body and a cylinder body, and the outer wall of the cylinder body is symmetrically screw-mounted with two limiting screws.

[0038] The outer wall of the through-flow clamping pipe 10 is provided with a limiting ring groove, when the cylinder body of the fixed flange plate 11 is sleeved on the outer wall of the through-flow clamping pipe 10, and the limiting screws correspond to the limiting ring groove, the limiting screws are screwed clockwise, the bottom end of the limiting screws is inserted into the limiting ring groove, and the limiting ring groove is extruded, so that the through-flow clamping pipe 10 and the fixed flange plate 11 are relatively fixed.

[0039] One side of the fixed flange plate 11 is fixedly installed with a flange connector 12, the inside of the flange connector 12 is provided with a sealing ring, the sealing ring is extruded by the through-flow clamping pipe 10 and the flange connector 12, so as to realize the sealing of the connection.

[0040] The end of one of the flange connectors 12 is fixedly installed with a check valve 13, one end of the check valve 13 is fixedly installed with a backflow hose 14, the end of the backflow hose 14 is fixedly installed on one side of the top of the circulating water tank 5.

[0041] The end of the other flange connector 12 is fixedly installed with an inflow hose 15, the end of the inflow hose 15 is fixedly connected with a water supply pump 16, the water supply pump 16 is fixedly installed on the other side of the bottom of the circulating water tank 5, and the environmental simulation water flow is extracted from the inside of the circulating water tank 5.

[0042] The top end of the circulating water tank 5 is fixedly installed with an electric heater 6, for heating the environmental simulation water flow; and the inside of the circulating water tank 5 is fixedly connected with a plurality of slow-flow partitions 17 at equal intervals, the plurality of slow-flow partitions 17 are divided into two groups arranged at intervals, one group is fixed with the top tank wall of the circulating water tank 5, and the other group is fixed with the bottom tank wall of the circulating water tank 5.

[0043] Working principle:

[0044] Please refer to Figures 1 to 4 , the device is assembled as shown in the figure;

[0045] In use, first, open the rotating box door 3, insert one end of the aluminum-plastic pipe 22 to be detected into one of the clamping mounting heads 20, then start the driving motor 27, the driving motor 27 drives the adjusting gear 25 to rotate clockwise, the adjusting gear 25 engages the two adjusting tooth arms 24, the two adjusting tooth arms 24 drive the two clamping mounting heads 20 to move close to each other through the corresponding mounting clamping barrels 18, so that the other end of the aluminum-plastic pipe 22 to be detected is inserted into the other clamping mounting head 20, until the two clamping mounting heads 20 cannot move, the installation of the aluminum-plastic pipe 22 to be detected is completed; then open the electric heater 6, heat the environmental simulation water flow in the circulating water tank 5, so that the temperature of the environmental simulation water flow is the same as or similar to the maximum temperature of the water flow transported by the aluminum-plastic pipe 22 to be detected in the actual application process, then open the water supply pump 16, so that the heated environmental simulation water flow circulates in the circulating water tank 5, the inflow hose 15, the aluminum-plastic pipe 22 to be detected and the return hose 14, finally close the rotating box door 3, and open the simulation xenon lamp 4, and the aging test simulation is performed.

[0046] The above merely describes a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, should be covered within the protection scope of the present application.

Claims

1. A pipeline anti-aging detection device, comprising an aging test box (2) and a circulating water tank (5) fixedly installed at the top end of a bearing base (1), characterized in that: The middle part of the two sides of the aging test chamber (2) is fixedly installed with a linear bearing (9), the inside of the linear bearing (9) is slidably installed with a through-flow clamping pipe (10), the two through-flow clamping pipes (10) are provided with an aluminum-plastic pipe (22) to be detected, one end of the through-flow clamping pipe (10) is fixedly installed with a fixed flange plate (11), one side of the fixed flange plate (11) is fixedly installed with a flange connector (12), the end of one of the flange connectors (12) is fixedly installed with a check valve (13), one end of the check valve (13) is fixedly installed with a return hose (14), the end of the other flange connector (12) is fixedly installed with an inlet hose (15), the end of the return hose (14) is fixedly installed on one side of the top of a circulating water tank (5), the end of the inlet hose (15) is fixedly connected with a water supply pump (16), the water supply pump (16) is fixedly installed on the other side of the bottom of the circulating water tank (5), the top end of the circulating water tank (5) is fixedly installed with an electric heater (6).

2. The device for detecting the aging of a pipe according to claim 1, wherein: One end of the through-flow clamping pipe (10) is fixedly connected with a mounting clamp (18), the inside of the mounting clamp (18) is fixedly installed with a clamping mounting head (20).

3. A device for detecting the aging of a pipe according to claim 2, characterized in that: The inside of the clamping mounting head (20) is provided with a sealing rubber ring (21), the aluminum-plastic pipe (22) to be detected is fixedly installed between the two clamping mounting heads (20).

4. The device for detecting the aging of a pipe according to claim 2, wherein: The back outer wall of the clamping mounting head (20) is fixedly connected with a fixed connection arm (23), the top end of the fixed connection arm (23) is fixedly connected with an adjusting tooth arm (24).

5. A device for detecting the aging of a pipe according to claim 4, characterized in that: The bottom of the two adjusting tooth arms (24) is provided with a motor mounting seat (26), the inside of the motor mounting seat (26) is fixedly installed with a driving motor (27).

6. A device for detecting the aging of a pipe according to claim 5, characterized in that: The output shaft top end of the driving motor (27) is fixedly installed with an adjusting gear (25), the adjusting gear (25) is engaged between the two adjusting tooth arms (24).

7. A device for detecting the aging of a pipe according to claim 6, characterized in that: The top end of the adjusting gear (25) is provided with a protective top cover (28), the protective top cover (28) is fixedly installed on the back inner wall of the aging test chamber (2).

8. The device for detecting aging of a pipe according to claim 1, wherein: The front of the aging test chamber (2) is fixedly rotatably installed with a rotating chamber door (3), and the top end of the aging test chamber (2) is fixedly installed with a simulation xenon lamp (4).

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