CN211205662U

CN211205662U - Test device for pressure resistance of plastic pipe

Info

Publication number: CN211205662U
Application number: CN202020172629.5U
Authority: CN
Inventors: 钱朝云
Original assignee: Xinjiang Zhongsu Lianhe Water Saving Technology Co ltd
Current assignee: Xinjiang Zhongsu Lianhe Water Saving Technology Co ltd
Priority date: 2020-02-16
Filing date: 2020-02-16
Publication date: 2020-08-07
Anticipated expiration: 2030-02-16

Abstract

The utility model discloses a test device for the pressure resistance of plastic pipes, which comprises a main support frame, a groove is arranged in the middle of the top end of the main supporting frame, one end of the main supporting frame is symmetrically welded with fixing blocks corresponding to the edge part of the outer surface of the groove, a sliding groove is arranged in the middle of the top end of the fixed block, a sliding block is connected in a sliding manner in the middle of the inner wall of the sliding groove, the middle part of one end of the sliding block is connected with a screw rod through threads, the middle part of the top end of the screw rod is welded with a connecting strip, one end of the connecting strip is connected with a sealing cover, through the groove, the fixed block, the chute, the slide block, the screw rod, the connecting strip, the sealing cover, the sealing ring and the baffle plate, the two ends of the pipeline can be conveniently sealed, the sealing difficulty of the pipeline is reduced, meanwhile, the phenomenon of water leakage at the joint of the pipeline and the sealing cover can be prevented, and then make pipeline and sealed lid junction connect more stable, this mode easy operation is convenient to use simultaneously.

Description

Test device for pressure resistance of plastic pipe

Technical Field

The utility model relates to a plastics tubular product is experimental technical field, specifically is a test device to plastics tubular product resistance to pressure performance.

Background

The plastic pipe and the plastic composite pipe belong to novel chemical building materials, are widely applied to water supply and drainage systems for water supply and drainage and municipal construction in the building industry, and under the policy of the national policy of vigorously popularizing chemical building materials, various plastic pipes and plastic composite pipes are also better popularized and applied along with the development of the plastic industry, and the main damage forms of the plastic pipes and the plastic composite pipes are creep deformation and thermal-oxidative aging damage under the action of long-term static pressure in the long-term use process;

but the test device of current plastics tubular product is because it is unsatisfactory to carry out sealed effect to plastics tubular product, leads to external water to take place the phenomenon of leaking along plastics tubular product and plastic tubing sealing device junction to lead to plastics tubular product experimental effect unsatisfactory.

SUMMERY OF THE UTILITY MODEL

The utility model provides a test device to plastics tubular product resistance to pressure can effectively solve the test device who but current plastics tubular product that proposes among the above-mentioned background art because it is unsatisfactory to carry out sealed effect to plastics tubular product, lead to external water to take place the phenomenon of leaking along plastics tubular product and plastic tubing sealing device junction to lead to the unsatisfactory problem of experimental effect of plastics tubular product.

In order to achieve the above object, the utility model provides a following technical scheme: a test device for the pressure resistance of a plastic pipe comprises a main support frame, wherein a groove is formed in the middle of the top end of the main support frame, fixed blocks are symmetrically welded to one end of the main support frame corresponding to the outer surface edge of the groove, a sliding groove is formed in the middle of the top end of the fixed blocks, a sliding block is connected to the middle of the inner wall of the sliding groove in a sliding mode, a lead screw is connected to the middle of one end of the sliding block through threads, a connecting strip is welded to the middle of the top end of the lead screw, one end of;

the main tributary strut other end limit portion has seted up the notch, the welding of notch top limit portion has the fixed plate, fixed plate top bilateral symmetry through connection has the reference column, two the welding of reference column top middle part has the fixed strip, there is the bolt, two at fixed strip top middle part through threaded connection the welding of reference column bottom middle part has the semicircle ring.

Preferably, the middle part of one end of the sealing cover is embedded with a water inlet pipe, and the bottom of one end of the sealing cover is connected with a water outlet pipe through a valve.

Preferably, the groove is U-shaped, a circular groove is formed in the middle of the inner wall edge of the sealing ring corresponding to the outer surface of the sealing cover, and the sealing ring is located inside the circular groove.

The novel air suction device is characterized in that threaded columns are symmetrically welded at the bottom of one end of the main support frame, threaded sleeves are connected to the outer surface edge portions of the threaded columns through threads, bearings are fixedly mounted on the inner wall edge portions of the threaded sleeves, fixed columns are fixedly mounted on the inner wall edge portions of the bearings, a slave support frame is welded at one end of each fixed column, a baffle is welded in the middle of one end of each slave support frame, and an air suction valve is embedded in the middle.

Preferably, the secondary support frame and the primary support frame are the same in shape, and the baffle is located inside the groove of the secondary support frame.

Preferably, the threaded sleeve is connected with the fixed column through a bearing, and the inner diameter of the threaded sleeve is equal to the outer diameter of the threaded column.

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

1. through recess, fixed block, spout, slider, lead screw, connecting strip, sealed lid, sealing washer and baffle, can be convenient for seal the pipeline both ends, reduced the sealed degree of difficulty of pipeline, can prevent simultaneously that pipeline and sealed lid junction from taking place the phenomenon of hourglass water, and then make the pipeline and sealed lid junction connect more stable, this mode easy operation is convenient to use simultaneously.

2. Through notch, fixed plate, reference column, fixed strip, bolt and semicircle ring, can be convenient for fix the pipeline, prevent pipeline and main tributary strut and from taking place the phenomenon of rocking between the support frame, and then make pipeline and main tributary strut and from the junction between the support frame more stable.

3. Through threaded sleeve, bearing, fixed column and screw thread post, threaded sleeve passes through the bearing and rotates at the fixed column surface, and then makes threaded sleeve remove along screw thread post surface to can adjust the main tributary strut and follow the interval between the support frame, and then make the device can be applicable to the pipeline of different length.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the installation structure of the sealing ring of the present invention;

fig. 3 is a schematic view of the installation structure of the threaded bushing of the present invention;

FIG. 4 is a schematic structural diagram of the area A in FIG. 3 according to the present invention;

reference numbers in the figures: 1. a main supporting frame; 2. a groove; 3. a fixed block; 4. a chute; 5. a slider; 6. a screw rod; 7. a connecting strip; 8. a sealing cover; 9. a seal ring; 10. a notch; 11. a fixing plate; 12. a positioning column; 13. a fixing strip; 14. a bolt; 15. a semicircular ring; 16. a threaded bushing; 17. a bearing; 18. fixing a column; 19. a slave support frame; 20. a baffle plate; 21. an air extraction valve; 22. a threaded post.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-4, the utility model provides a technical scheme, a test device for the pressure resistance of plastic pipes, which comprises a main support frame 1, a groove 2 is arranged in the middle of the top end of the main support frame 1, the groove 2 is U-shaped, a circular groove is arranged at the position of the edge part of the inner wall of a sealing ring 9 corresponding to the middle part of the outer surface of a sealing cover 8, the sealing ring 9 is positioned in the circular groove, the installation of the sealing ring 9 can be facilitated, the sealing ring 9 can be limited, the phenomenon of movement of the sealing ring 9 can be prevented, a fixed block 3 is symmetrically welded at one end of the main support frame 1 corresponding to the edge part of the outer surface of the groove 2, a sliding groove 4 is arranged in the middle of the top end of the fixed block 3, a sliding block 5 is slidably connected in the middle of the inner wall of, the inlet tube is installed in the embedding of 8 one ends of sealed lid middle parts, and 8 one end bottoms of sealed lid are connected with the outlet pipe through the valve, can be convenient for carry out the water injection to pipeline inside, can be convenient for simultaneously discharge the inside water of pipeline, and 8 outer surface limit portions of sealed lid have cup jointed sealing washer 9.

Notch 10 has been seted up to main tributary strut 1 other end limit portion, and the welding of notch 10 top limit portion has fixed

plate

11, and 11 top bilateral symmetry through connections in fixed plate have reference column 12, and the welding of two reference column 12 top middle parts has fixed strip 13, and there is bolt 14 fixed strip 13 top middle part through threaded connection, and the welding of two reference column 12 bottom middle parts has semicircle ring 15.

The bottom of one end of the main support frame 1 is symmetrically welded with a threaded column 22, the outer surface edge of the threaded column 22 is connected with a threaded sleeve 16 through threads, the threaded sleeve 16 is connected with a fixed column 18 through a bearing 17, the inner diameter of the threaded sleeve 16 is equal to the outer diameter of the threaded column 22, rotation of the threaded sleeve 16 can be facilitated, rotation difficulty of the threaded sleeve 16 is reduced, the bearing 17 is fixedly installed on the inner wall edge of the threaded sleeve 16, the fixed column 18 is fixedly installed on the inner wall edge of the bearing 17, one end of the fixed column 18 is welded with a slave support frame 19, the slave support frame 19 is the same as the main support frame 1 in shape, a baffle 20 is located inside a groove 2 of the slave support frame 19, installation of the baffle 20 can be facilitated, installation difficulty of the baffle 20 is reduced, the baffle.

The utility model discloses a theory of operation and use flow: in the actual use process of the test device for the pressure resistance of the plastic pipe, the pipeline is placed into the main support frame 1 and the auxiliary support frame 19, then the threaded sleeve 16 is rotated, the threaded sleeve 16 rotates on the outer surface of the fixed column 18 through the bearing 17, and the threaded sleeve 16 moves along the surface of the threaded column 22, so that the distance between the main support frame 1 and the auxiliary support frame 19 can be adjusted, and the test device can be suitable for pipelines with different lengths;

then, the bolt 14 is rotated, the bolt 14 drives the fixing strip 13 to move when rotating along the inside of the fixing plate 11, the fixing strip 13 drives the positioning column 12 to rotate along the inside of the fixing plate 11 when moving, so that the semicircular ring 15 is driven to move, when the semicircular ring 15 moves, the edge part of the inner wall of the semicircular ring 15 is mutually attached to the pipeline, so that the limiting of the pipeline is completed, the pipeline can be conveniently fixed, the phenomenon that the pipeline and the main support frame 1 shake with the auxiliary support frame 19 is prevented, and the joint between the pipeline and the main support frame 1 and the auxiliary support frame 19 is more stable;

at last, the lead screw 6 is rotated, the lead screw 6 drives the slider 5 to move along the inside of the sliding groove 4 when rotating, thereby drive the connecting strip 7 to move, and the connecting strip 7 drives the sealed lid 8 to move when moving, and the sealed lid 8 drives the sealing washer 9 when moving and enters into the pipeline inside, and laminate each other between the pipeline other end and the baffle 20, can be convenient for seal the pipeline both ends, the sealed degree of difficulty of pipeline has been reduced, can prevent the pipeline and the sealed 8 junctions of lid from taking place the phenomenon of leaking simultaneously, and then make the pipeline and the sealed 8 junctions of lid connect more stably, this mode easy operation is convenient to use simultaneously.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a test device to resistance to pressure of plastics tubular product performance, includes main support frame (1), its characterized in that: a groove (2) is formed in the middle of the top end of the main support frame (1), a fixed block (3) is symmetrically welded at one end of the main support frame (1) corresponding to the outer surface edge of the groove (2), a sliding groove (4) is formed in the middle of the top end of the fixed block (3), a sliding block (5) is connected to the middle of the inner wall of the sliding groove (4) in a sliding mode, a lead screw (6) is connected to the middle of one end of the sliding block (5) through threads, a connecting strip (7) is welded to the middle of the top end of the lead screw (6), a sealing cover (8) is connected to one end of;

notch (10) have been seted up to main tributary strut (1) other end limit portion, notch (10) top limit portion welding has fixed plate (11), fixed plate (11) top bilateral symmetry through connection has reference column (12), two reference column (12) top middle part welding has fixed strip (13), there are bolt (14), two in fixed strip (13) top middle part through threaded connection reference column (12) bottom middle part welding has semicircle ring (15).

2. The test device for the pressure resistance of the plastic pipe according to claim 1, wherein: the water inlet pipe is embedded in the middle of one end of the sealing cover (8), and the bottom of one end of the sealing cover (8) is connected with the water outlet pipe through a valve.

3. The test device for the pressure resistance of the plastic pipe according to claim 1, wherein: the shape of recess (2) is the U type, sealing washer (9) inner wall limit portion corresponds sealed lid (8) surface middle part position department and has seted up the circular slot, sealing washer (9) are located the circular slot inside.

4. The test device for the pressure resistance of the plastic pipe according to claim 1, wherein: the main tributary strut (1) one end bottom symmetric welding has screw thread post (22), screw thread post (22) surface limit portion has threaded sleeve pipe (16) through threaded connection, threaded sleeve pipe (16) inner wall limit portion fixed mounting has bearing (17), bearing (17) inner wall limit portion fixed mounting has fixed column (18), the welding of fixed column (18) one end has from support frame (19), from support frame (19) one end middle part welding has baffle (20), bleeder valve (21) are installed in baffle (20) one end middle part embedding.

5. The test device for the pressure resistance of the plastic pipe according to claim 4, wherein: the auxiliary support frame (19) and the main support frame (1) are identical in shape, and the baffle plate (20) is located inside the groove (2) of the auxiliary support frame (19).

6. The test device for the pressure resistance of the plastic pipe according to claim 4, wherein: the threaded sleeve (16) is connected with the fixed column (18) through a bearing (17), and the inner diameter of the threaded sleeve (16) is equal to the outer diameter of the threaded column (22).