CN220490641U

CN220490641U - Corrosion resistance testing device for PE water supply pipe production

Info

Publication number: CN220490641U
Application number: CN202321842722.2U
Authority: CN
Inventors: 孙运良; 王国之
Original assignee: Shandong Duhou Pipe Industry Co ltd
Current assignee: Shandong Duhou Pipe Industry Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-02-13
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses a corrosion resistance testing device for PE water supply pipe production, which comprises a testing box, wherein a connecting shaft is arranged in the position, close to the center of the top, of an inner cavity of the testing box, threaded rods are fixedly connected to the left end and the right end of the connecting shaft, the threaded tapping directions of the two threaded rods are opposite, and through the mutual matching of a motor, a connecting rod, the threaded rods, the connecting shaft, a limiting rod, a limiting sleeve, a threaded sleeve, a hinged plate and movable plates, the corrosion resistance testing device for PE water supply pipe production is realized.

Description

Corrosion resistance testing device for PE water supply pipe production

Technical Field

The utility model relates to the technical field of PE pipe production devices, in particular to a corrosion resistance testing device for PE water supply pipe production.

Background

PE is polyethylene plastic, high temperature resistance is well guaranteed, and becomes the dominant force army of water pipe material, and PE tubular product compares with pipeline such as traditional cast iron pipe, cement pipe, has energy-conserving festival material, environmental protection, light high strength, corrosion-resistant, inner wall smoothness does not scale deposit, construction and easy and simple to handle, long service life etc. advantages, wide application in building industries such as building water supply and drainage, industry fluid transport agricultural irrigation, municipal administration, industry etc. field, need use test device to detect the pipeline corrosion resistance when PE pipe production.

The utility model is characterized by comprising the following steps: a corrosion resistance test structure for PE water pipe production (application number: CN202120936607.6, application publication date: 2021.11.16). The application discloses a PE water supply pipe production corrosion resistance test structure, through setting up adjustable clamping mechanism, can be convenient and fast carry out fixed centre gripping to the PE water supply pipe of different diameters, can effectual promotion test's security; through setting up automatic recovery mechanism, realized carrying out automatic recovery processing to PE feed pipe after the test, effectually avoided the PE feed pipe after the staff contact test, guaranteed staff's experimental security. However, the device is inconvenient in height adjustment of the pipe, and the pipe cannot be conveniently placed into the liquid storage tank for testing, so that the working efficiency is reduced.

Disclosure of Invention

In order to overcome the defects in the prior art, one of the purposes of the utility model is to provide a corrosion resistance testing device for PE water supply pipe production.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a PE feed pipe production corrosion resistance testing device, includes the test case, test case inner chamber is close to top center department and has the connecting axle, both ends all fixedly connected with threaded rod about the connecting axle, two threaded rod screw tapping orientation is opposite, and two the threaded rod keeps away from test case inner chamber center one end respectively with test case left and right sides inner wall be close to top center department swing joint, two threaded rod keeps away from test case inner chamber center one end department all overlaps and is equipped with the swivel nut, is located left the swivel nut front side is close to center department and the equal swing joint of swivel nut rear side on right side is close to center department has the fly leaf, two the adjacent one side of fly leaf is close to bottom department common swing joint has the hinged plate, hinged plate bottom fixedly connected with backup pad, backup pad inner chamber is close to center department and has seted up a plurality of jack, and a plurality of jack top all is equipped with solid fixed ring, a plurality of gu fixed ring bottom is close to center department fixedly connected with backup pad top respectively, a plurality of gu fixed ring left and right sides inner wall is close to front and back both sides center department all fixedly connected with reset spring, adjacent two reset spring are close to center department is close to center department all fixedly connected with the universal joint has the universal joint.

Further, the bottom of the test box is movably connected with a liquid storage tank, a square groove is formed in the front side of the test box, which is close to the center of the bottom, and the front side of the liquid storage tank penetrates through the inner cavity of the square groove and is fixedly connected with a pull handle.

Further, the inner wall of the bottom of the liquid storage tank is fixedly connected with a heating box near the center, and heating pipes are fixedly connected to the inner walls of the left side and the right side of the heating box near the centers of the upper side and the lower side.

Further, the front side of the test box is close to the top and is provided with an opening, the front side of the test box is provided with a door body matched with the opening, the left side of the door body is provided with a plurality of hinges, the door body is movably connected with the test box through a plurality of hinges, and the front side of the door body is close to the right side and is fixedly connected with a door handle.

Further, the left side of the test box is close to the center of the top and fixedly connected with a fixed cover, the inner wall of the left side of the fixed cover is close to the center and fixedly connected with a motor, the left side of the test box is close to the center of the top and is provided with a rotating hole, and the right end of a power output shaft of the motor penetrates through the inner cavity of the rotating hole and is fixedly connected with the left end of a threaded rod on the left side, which is close to the center.

Further, threaded holes are formed in the positions, close to the centers, of the inner cavities of the threaded sleeves, and internal threads matched with adjacent threaded rods are formed in the inner walls of the threaded holes.

Further, the inner walls of the left side and the right side of the test box are fixedly connected with limiting rods close to the center of the top, limiting sleeves are sleeved on the limiting rods close to the left end and the right end, connecting rods are fixedly connected to the bottoms of the limiting sleeves close to the center, and the bottoms of the connecting rods are fixedly connected with the tops of adjacent screw sleeves close to the center respectively.

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

according to the PE water supply pipe production corrosion resistance testing device, the motor, the connecting rod, the threaded rods, the connecting shaft, the limiting rod, the limiting sleeve, the threaded sleeves, the hinged plates and the movable plates are matched, so that the two threaded rods are driven to synchronously rotate in the positive direction conveniently, the two threaded rods can drive the two movable plates to gradually rotate towards the vertical state by driving the two threaded sleeves to fold, the two movable plates can conveniently drive the supporting plate to move downwards jointly, the supporting plate can conveniently and rapidly dip the pipe into the inner cavity of the liquid storage tank to conduct corrosion resistance testing, the effect of conveniently adjusting the height of the pipe is achieved, and the working efficiency is improved.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model, as well as the preferred embodiments thereof, together with the following detailed description of the utility model, given by way of illustration only, together with the accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of the present embodiment;

fig. 2 is a schematic diagram of a front view structure of the present embodiment;

fig. 3 is a schematic view of a part of the left-side fixing ring of the present embodiment in a partially top view.

In the figure: 1. a test box; 2. a universal wheel; 3. a liquid storage tank; 4. a pull handle; 5. a door handle; 6. a door body; 7. a hinge; 8. heating pipes; 9. a heating box; 10. a motor; 11. a fixed cover; 12. a connecting rod; 13. a threaded rod; 14. a connecting shaft; 15. a limit rod; 16. a limit sleeve; 17. a screw sleeve; 18. a support plate; 19. a hinged plate; 20. a movable plate; 21. a fixing ring; 22. an arc clamping plate; 23. and a return spring.

Description of the embodiments

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, the present utility model provides a technical solution:

example 1: the corrosion resistance testing device for PE water supply pipe production comprises a testing box 1, an opening is arranged at the front side of the testing box 1 near the top, a door body 6 matched with the opening is arranged at the front side of the testing box 1, a plurality of hinges 7 are arranged at the left side of the door body 6, the door body 6 is movably connected with the testing box 1 through the plurality of hinges 7, a door handle 5 is fixedly connected at the front side of the door body 6 near the right side, a connecting shaft 14 is arranged at the inner cavity of the testing box 1 near the center of the top, threaded rods 13 are fixedly connected at the left end and the right end of the connecting shaft 14, the threaded tapping directions of the threads of the two threaded rods 13 are opposite, the inner walls of the two threaded rods 13 far from the center of the inner cavity of the testing box 1 are respectively movably connected with the inner walls of the two threaded rods 13 near the center of the top, threaded sleeves 17 are respectively sleeved at the inner ends of the two threaded rods 13 far from the center of the inner cavity of the testing box 1, threaded holes are respectively arranged at the inner cavities near the center of the two threaded sleeves 17, and the inner walls of the two threaded holes are provided with internal threads matched with the adjacent threaded rods 13, the front side of the screw sleeve 17 positioned at the left side is close to the center, the rear side of the screw sleeve 17 positioned at the right side is close to the center, both movable plates 20 are movably connected, the adjacent sides of the two movable plates 20 are close to the bottom and are jointly movably connected with a hinged plate 19, the bottom of the hinged plate 19 is fixedly connected with a supporting plate 18, the inner cavity of the supporting plate 18 is close to the center and is provided with a plurality of jacks, the tops of the plurality of jacks are respectively provided with a fixed ring 21, the bottoms of the plurality of fixed rings 21 are respectively fixedly connected with the top of the supporting plate 18 close to the center, the inner walls of the left side and the right side of the fixed ring 21 are respectively fixedly connected with a reset spring 23, one ends of the adjacent two reset springs 23 close to the center of the inner cavity of the adjacent supporting plate 18 are jointly fixedly connected with an arc-shaped clamping plate 22, universal wheels 2 are fixedly connected to the bottom of the test box 1 near four corners;

example 2: the bottom of the test box 1 is movably connected with a liquid storage tank 3, the inner wall of the bottom of the liquid storage tank 3 is fixedly connected with a heating box 9 near the center, the inner walls of the left side and the right side of the heating box 9 are both fixedly connected with heating pipes 8 near the centers of the upper side and the lower side, a square groove is formed in the front side of the test box 1 near the bottom center, the front side of the liquid storage tank 3 penetrates through the inner cavity of the square groove, and a pull handle 4 is fixedly connected with the front side of the liquid storage tank 3, so that an acidic solution is conveniently added into the liquid storage tank 3 for test work, and meanwhile, the acidic solution can be heated or cooled through the two heating pipes to detect the corrosion resistance degree of a pipe at different temperatures;

example 3: the left side of the test box 1 is fixedly connected with a fixed cover 11 near the center of the top, the inner wall of the left side of the fixed cover 11 is fixedly connected with a motor 10 near the center, a rotating hole is formed in the left side of the test box 1 near the center of the top, the right end of a power output shaft of the motor 10 penetrates through the inner cavity of the rotating hole and is fixedly connected with the left end of a left threaded rod 13 near the center, and the left threaded rod 13 can be driven to rotate, so that the left threaded rod 13 can drive the right threaded rod 13 to synchronously rotate through a connecting shaft 14;

example 4: the inner walls of the left side and the right side of the test box 1 are fixedly connected with limiting rods 15 near the center of the top, limiting sleeves 16 are sleeved on the limiting rods 15 near the left end and the right end, connecting rods 12 are fixedly connected to the bottoms of the two limiting sleeves 16 near the center, the bottoms of the two connecting rods 12 are fixedly connected with the tops of adjacent threaded sleeves 17 near the center respectively, the positions of the two threaded sleeves 17 can be limited, and the two threaded sleeves 17 can move stably.

Working principle: when in use, firstly, a worker holds the pull handle 4 to pull the liquid storage tank 3 out of the cavity of the test case 1, then injects a proper amount of acid solution into the cavity of the liquid storage tank 3, pushes the liquid storage tank 3 back to the cavity of the test case 1, then moves the door handle 5 downwards to open the door body 6, and then places the pipe to be detected by the worker into the cavity of the fixed ring 21 through the jack in sequence, at the moment, the two adjacent reset springs 23 start to extend outwards after the external force disappears, so that the two adjacent arc clamping plates 22 can be driven to fold to fix the pipe in the cavity of the fixed ring 21, after the detection is finished, the worker only needs to press the pipe from the upper side, the pipe can be pushed downwards from the cavity of the fixed ring 21, so that the pipe falls into the cavity of the liquid storage tank 3 to be collected, the pipe and the acid solution can be treated uniformly conveniently, after the pipe is fixed, a worker starts the motor 10 through an external power supply, so that the motor 10 can drive the left threaded rod 13 to rotate positively, the left threaded rod 13 can drive the right threaded rod 13 to rotate through the connecting shaft 14 when rotating, so that the two threaded rods 13 synchronously rotate positively, as the two threaded rods 13 are threaded and tapped oppositely, the two threaded rods 13 can drive the two threaded sleeves 17 to move towards the adjacent side, the two threaded sleeves 17 can drive the connecting rod limiting sleeve 16 to slide on the limiting rod 15 in the moving process, the positions of the two threaded sleeves 17 can be limited, the two threaded sleeves 17 can stably drive the two movable plates 20 to rotate gradually towards the vertical state, the two movable plates 20 jointly drive the supporting plate 18 to move downwards, the supporting plate 18 can drive the pipe to move downwards to enter the inner cavity of the liquid storage tank 3 for corrosion resistance test, so that the PE water supply pipe is produced for corrosion resistance test device, the two threaded rods 13 are driven to rotate forwards synchronously through convenience, the two threaded rods 13 can drive the two movable plates 20 to rotate towards the vertical state gradually through driving the two threaded sleeves 17 to fold, the two movable plates 20 can conveniently drive the supporting plate 18 to move downwards together, the pipe is conveniently and quickly immersed into the inner cavity of the liquid storage tank 3 for corrosion resistance test by the supporting plate 18, the effect of conveniently adjusting the height of the pipe is achieved, the working efficiency is improved, meanwhile, the staff can control the two heating pipes 8 to raise or lower the heating temperature through staff, the temperature of the acidic solution in the liquid storage tank 3 is raised or lowered, and the corrosion resistance degree of the pipe at different temperatures is detected through changing the temperature.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The utility model provides a PE feed pipe production corrosion resistance testing arrangement, includes test case (1), its characterized in that: the utility model discloses a test box, including test box (1) inner chamber, connecting axle (14) are located near top center department, connecting axle (14) both ends all fixedly connected with threaded rod (13), two threaded rod (13) screw thread tapping orientation is opposite, and two threaded rod (13) keep away from test box (1) inner chamber center one end respectively with test box (1) left and right sides inner wall be close to top center department swing joint, two threaded rod (13) keep away from test box (1) inner chamber center one end department all overlaps and is equipped with swivel nut (17), be located the left side swivel nut (17) front side be close to center department and right side swivel nut (17) rear side be close to center department all swing joint have fly leaf (20), two fly leaf (20) adjacent one side be close to bottom department joint hinge plate (19), hinge plate (19) bottom fixedly connected with backup pad (18), backup pad (18) inner chamber be close to center department seted up a plurality of jack, and a plurality of jack top all is equipped with solid fixed ring (21), a plurality of gu fixed ring (21) bottom be located the backup pad (18) are close to center department both sides are close to center (23) fixedly connected with both sides respectively, two adjacent reset springs (23) are close to arc splint (22) of joint fixedly connected with in the center of adjacent backup pad (18) inner chamber one end, test case (1) bottom is close to equal fixedly connected with universal wheel (2) in four corners department.

2. The apparatus for testing the corrosion resistance of PE water supply pipe production as set forth in claim 1, wherein: the bottom of the testing box (1) is movably connected with a liquid storage tank (3), a square groove is formed in the front side of the testing box (1) close to the center of the bottom, the front side of the liquid storage tank (3) penetrates through the inner cavity of the square groove, and a pull handle (4) is fixedly connected with the liquid storage tank.

3. The apparatus for testing the corrosion resistance of PE water supply pipe production as set forth in claim 2, wherein: the inner walls of the bottom of the liquid storage tank (3) are fixedly connected with a heating box (9) near the center, and the inner walls of the left side and the right side of the heating box (9) are fixedly connected with heating pipes (8) near the centers of the upper side and the lower side.

4. The apparatus for testing the corrosion resistance of PE water supply pipe production as set forth in claim 1, wherein: the front side of test case (1) is close to top department and has seted up the opening, the front side of test case (1) is equipped with door body (6) with opening mutual match, the left side of door body (6) is equipped with a plurality of hinge (7), door body (6) are through a plurality of hinge (7) and test case (1) swing joint, the front side of door body (6) is close to right side department fixedly connected with door handle (5).

5. The apparatus for testing the corrosion resistance of PE water supply pipe production as set forth in claim 1, wherein: the testing box is characterized in that a fixed cover (11) is fixedly connected to the left side of the testing box (1) near the center of the top, a motor (10) is fixedly connected to the left side inner wall of the fixed cover (11) near the center, a rotating hole is formed in the left side of the testing box (1) near the center of the top, and the right end of a power output shaft of the motor (10) penetrates through the inner cavity of the rotating hole and is fixedly connected with the left end of a threaded rod (13) on the left side near the center.

6. The apparatus for testing the corrosion resistance of PE water supply pipe production as set forth in claim 1, wherein: threaded holes are formed in the inner cavities of the two threaded sleeves (17) close to the center, and internal threads matched with adjacent threaded rods (13) are formed in the inner walls of the threaded holes.

7. The apparatus for testing the corrosion resistance of PE water supply pipe production as set forth in claim 1, wherein: the utility model discloses a test case, including test case (1), stop lever (15) are fixed connection jointly in the department that the inner wall of left and right sides is close to top center, stop lever (15) are gone up and are all overlapped in both ends department about being close to and are equipped with stop collar (16), two equal fixedly connected with connecting rod (12) of center department is close to in stop collar (16) bottom, and two connecting rod (12) bottom respectively with adjacent swivel nut (17) top is close to center department fixed connection.