CN219552123U

CN219552123U - PCCP production detection device

Info

Publication number: CN219552123U
Application number: CN202320793575.8U
Authority: CN
Inventors: 范涛; 王晓军; 温利利; 王晓栋; 程刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-08-18
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a PCCP production detection device, which is characterized in that an inner liner tube is arranged in a PCCP pipeline, when an electric push rod pushes a water inlet end clamping seat to clamp the PCCP pipeline between the inner liner tube and a water outlet end clamping seat, two ends of the inner liner tube are in sealing butt joint with the water inlet end clamping seat and the water outlet end clamping seat, when the water pressure detection is carried out, the PCCP pipeline can be rapidly subjected to the water pressure detection only by filling a containing cavity between the inner liner tube and the PCCP pipeline, compared with the existing PCCP pipeline which needs to be filled with the whole PCCP pipeline, the PCCP production detection device is more water-saving, higher in detection speed and higher in efficiency, and when the PCCP pipelines with different specifications are subjected to the water pressure detection, water can be injected into the PCCP pipelines only by matching the two ends of the PCCP pipelines with the corresponding check rings, and the PCCP pipelines with different specifications can be subjected to the water pressure detection, and compared with the prior art, the PCCP production detection device is applicable to a wider range.

Description

PCCP production detection device

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a PCCP production detection device.

Background

The Prestressed Concrete Cylinder Pipe (PCCP) is a novel rigid pipe. The high-strength concrete pipe core with the steel cylinder is wound with a prestressed steel wire, a cement mortar protection layer is sprayed, a steel faucet is adopted and welded with the steel cylinder, the faucet is provided with a groove and a rubber ring to form a flexible joint of the sliding rubber ring, and the steel faucet is a composite structure formed by steel plates, concrete, high-strength steel wires and cement mortar, and has the characteristics of steel and concrete.

The hydrostatic test is a detection item which is necessary to be done before the PCCP pipeline leaves the factory, and can judge whether the PCCP pipeline is enough safe under certain water pressure, and through retrieval, patent grant publication No. CN 217234864U discloses a construction device for hydrostatic test of a large-caliber PCCP pipeline, wherein the PCCP pipeline is sealed at two ends of the PCCP pipeline through a flange plate provided with a blocking plate, and then water is injected into the PCCP pipeline for hydrostatic test, however, the detection device needs to fill the whole PCCP pipeline with water, and because the internal space of the PCCP pipeline is larger, a few liters or even tens liters of water are needed, the water resource consumption is large, the water injection time is long, and the existing device cannot adapt to the PCCP pipelines with different specifications, and the application range is narrower.

Disclosure of Invention

The present utility model is directed to a PCCP production testing device, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a PCCP production detection device, includes support, electric putter and booster pump, first riser and second riser are installed to support upper portion bilateral symmetry, install electric putter on the first riser, install into water end cassette on electric putter's the loose end, install into water connector on the water end cassette, it has the water injection hose to advance water connector threaded connection, the water injection hose other end is connected with the booster pump of installing on the support, fixed mounting has out water end cassette on the second riser, install the drain pipe on the water end cassette, be provided with the PCCP pipeline between first riser and the second riser, be provided with interior bushing pipe in the PCCP pipeline, interior bushing pipe's one end and water end cassette threaded connection.

As a further scheme of the utility model: the water inlet end clamping seat comprises a second blocking plate and second check rings, the second blocking plate is provided with a plurality of second check rings with diameters gradually increased from inside to outside in sequence towards the direction of the second vertical plate, water inlets are formed between every two adjacent second check rings, and the water inlets are in one-to-one correspondence with the water inlet connectors.

As still further aspects of the utility model: and an external thread matched with the thread of the lining pipe is arranged on the outer wall of the second check ring.

As still further aspects of the utility model: the water outlet end clamping seat comprises a first blocking plate and first check rings, a plurality of first check rings with diameters gradually increased are sequentially arranged in the direction of the first vertical plate from inside to outside, water outlets are formed between every two adjacent first check rings, and the water outlets are connected with each branch pipe of the drain pipe in a one-to-one correspondence mode.

As still further aspects of the utility model: and each branch pipe of the drain pipe is provided with a pressure gauge and a water valve.

As still further aspects of the utility model: and guide rods are arranged right above and right below the electric push rod on the second vertical plate, and can slide back and forth relative to the first vertical plate.

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

1. according to the utility model, the lining pipe is arranged in the PCCP pipe, when the electric push rod pushes the water inlet end clamping seat to clamp the PCCP pipe between the water outlet end clamping seat and the water inlet end clamping seat, the two ends of the lining pipe are in sealing butt joint with the water inlet end clamping seat and the water outlet end clamping seat, and when water pressure detection is carried out, the PCCP pipe can be rapidly detected by only filling the accommodating cavity between the lining pipe and the PCCP pipe, and compared with the existing method for filling the whole PCCP pipe, the utility model not only saves more water, but also has higher detection speed and higher efficiency.

2. The water inlet end clamping seat and the water outlet end clamping seat are respectively provided with the check rings matched with PCCP pipelines of different specifications, when the PCCP pipelines of different specifications are subjected to water pressure detection, water can be injected into the PCCP pipelines only by matching the two ends of the PCCP pipelines with the corresponding check rings, and a water pressure test is carried out.

Drawings

Fig. 1 is a schematic diagram showing the overall structure of a PCCP production test apparatus.

Fig. 2 is a schematic structural diagram of a water inlet end clamping seat in fig. 1 of a PCCP production detection device.

Fig. 3 is a schematic structural diagram of a water outlet end cartridge in fig. 1 of a PCCP production testing device.

1. A bracket; 2. a first riser; 3. a water outlet end clamping seat; 301. a first closure plate; 302. a first retainer ring; 4. a water inlet end clamping seat; 401. a second closure plate; 402. the second check ring; 5. an electric push rod; 6. a guide rod; 7. a water inlet connector; 8. a booster water pump; 9. a water injection hose; 10. a threaded pipe head; 11. a drain pipe; 12. a pressure gauge; 13. a water valve; 14. a water outlet; 15. a water inlet; 16. PCCP pipe; 17. a second riser; 18. and (3) lining the pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in the embodiment of the utility model, a PCCP production detection device comprises a bracket 1, an electric push rod 5 and a booster pump 8, wherein a first vertical plate 2 and a second vertical plate 17 are symmetrically arranged at two sides of the upper part of the bracket 1, the electric push rod 5 is arranged on the first vertical plate 2, a guide rod 6 is arranged right above and below the electric push rod 5 on the second vertical plate 17, the guide rod 6 can slide forwards and backwards relative to the first vertical plate 2, a water inlet end clamping seat 4 is arranged on the movable end of the electric push rod 5, the water inlet end clamping seat 4 comprises a second blocking plate 401 and a second blocking ring 402, a plurality of second blocking rings 402 with diameters gradually increased from inside to outside are sequentially arranged in the direction of the second vertical plate 17, water inlets 15 are arranged between the adjacent two second blocking rings 402, the water inlets 15 are arranged in one-to-one correspondence with a water inlet connector 7, the outer wall of the second retainer ring 402 is provided with external threads matched with the inner lining pipe 18 in a threaded manner, the water inlet end clamping seat 4 is provided with a water inlet connector 7, the water inlet connector 7 is in threaded connection with a water injection hose 9, the other end of the water injection hose 9 is connected with a booster pump 8 arranged on the bracket 1, one end of the water injection hose 9 connected with the water inlet connector 7 is provided with a threaded pipe head 10, the water injection hose 9 is connected with the water inlet connector 7 through the threaded pipe head 10, the second riser 17 is fixedly provided with a water outlet end clamping seat 3, the water outlet end clamping seat 3 is provided with a water outlet pipe 11, the water outlet end clamping seat 3 comprises a first blocking plate 301 and a first retainer ring 302, the first retainer ring 302 is sequentially provided with a plurality of first retainer rings 302 with gradually increased diameters from inside to outside towards the direction of the first riser 2, water outlets 14 are respectively arranged between two adjacent first retainer rings 302, the water outlets 14 are in one-to-one correspondence with each branch pipe of the water outlet pipe 11, the pressure gauge 12 and the water valve 13 are arranged on each branch pipe of the drain pipe 11.

Referring to fig. 1-2, a PCCP pipe 16 is disposed between the first riser 2 and the second riser 17, a lining pipe 18 is disposed in the PCCP pipe 16, and one end of the lining pipe 18 is in threaded connection with the water inlet end clamping seat 4.

The specifications of the first retainer ring 302 and the second retainer ring 402 are designed according to the pipe orifices of the PCCP pipes 16 with different specifications, the lining pipe 18 is also matched with the PCCP pipes 16 with different specifications for use, the lining pipe 18 is made of high-strength steel, the water-resistant pressure strength can meet the hydrostatic test requirement, the pipe diameter of the lining pipe 18 and the PCCP pipe 16 is smaller than one retainer ring grade, namely, when the PCCP pipe 16 is in butt joint with the larger one of the two adjacent retainer rings, the adopted lining pipe 18 is connected with the smaller one of the two adjacent retainer rings.

The working principle of the utility model is as follows:

when the water pressure type PCCP pipe 16 is used, the PCCP pipe 16 is tied up by a binding rope, the PCCP pipe 16 is regulated and transported to the support 1 through the crane, then one end of the PCCP pipe 16 with a plug is inserted to the corresponding first check ring 302 on the water outlet end clamping seat 3 under the assistance of manpower, then the electric push rod 5 is started, the electric push rod 5 drives the water inlet end clamping seat 4 to move towards the PCCP pipe 16 to block the other end of the PCCP pipe 16 (the PCCP pipe 16 is required to be kept horizontal in the process), meanwhile, the lining pipe 18 is automatically inserted into the PCCP pipe 16, the other end of the lining pipe 18 is just abutted to the water outlet end clamping seat 3, thus a sealing space is formed between the lining pipe 18 and the PCCP pipe 16, then the pressurized water pump 8 is started to fill water into the sealing space between the PCCP pipe 16 and the lining pipe 18, after the water pressure reaches a preset value, water seepage is kept, whether the PCCP pipe 16 meets the requirements or not is judged, when the PCCP pipe 16 is replaced, the PCCP pipe 16 with different specifications, (the diameters of the PCCP pipe 16 are different specifications, but the lengths of the PCCP pipe 16 are different), the diameters of the PCCP pipe 16 are different, the lengths of the PCCP pipe 16 are firstly equal, the diameters of the PCCP pipe 16 are matched with the corresponding to the corresponding first check ring 302, the water inlet end clamping seat and the PCCP pipe 16, and the water is screwed into the corresponding to the water outlet end clamping seat, and the water pipe 402 according to the water pressure of the water supply pipe 402.

Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a PCCP production detection device, includes support (1), electric putter (5) and booster pump (8), its characterized in that: the utility model discloses a water pump truck, including support (1), electric putter (5) are installed on the upper portion bilateral symmetry of support (1), install into water end cassette (4) on the expansion end of electric putter (5), install into water connector (7) on water end cassette (4), it has water injection hose (9) to advance water connector (7) threaded connection, water injection hose (9) other end is connected with booster pump (8) of installing on support (1), fixed mounting has out water end cassette (3) on second riser (17), install drain pipe (11) on out water end cassette (3), be provided with PCCP pipeline (16) between first riser (2) and second riser (17), be provided with interior bushing pipe (18) in PCCP pipeline (16), the one end and the water end cassette (4) threaded connection of intaking of bushing pipe (18).

2. The PCCP production testing device of claim 1, wherein: the water inlet end clamping seat (4) comprises a second blocking plate (401) and a second check ring (402), the second blocking plate (401) is provided with a plurality of second check rings (402) with diameters gradually increased from inside to outside in sequence towards the direction of a second vertical plate (17), water inlets (15) are formed between every two adjacent second check rings (402), and the water inlets (15) are arranged in one-to-one correspondence with the water inlet connectors (7).

3. The PCCP production testing device of claim 2, wherein: and external threads matched with the threads of the lining pipe (18) are arranged on the outer wall of the second check ring (402).

4. The PCCP production testing device of claim 1, wherein: the water outlet end clamping seat (3) comprises a first blocking plate (301) and first check rings (302), the first check rings (302) are sequentially provided with a plurality of first check rings (302) with diameters gradually increased from inside to outside towards the direction of the first vertical plate (2), water outlets (14) are formed between every two adjacent first check rings (302), and the water outlets (14) are connected with each branch pipe of the drain pipe (11) in a one-to-one correspondence mode.

5. The PCCP production testing device of claim 1, wherein: and each branch pipe of the drain pipe (11) is provided with a pressure gauge (12) and a water valve (13).

6. The PCCP production testing device of claim 1, wherein: the said

Guide rods (6) are arranged on the second vertical plate (17) right above and right below the electric push rod (5),

the guide rod (6) can slide back and forth relative to the first vertical plate (2).