CN207454443U - A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device - Google Patents

A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device Download PDF

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Publication number
CN207454443U
CN207454443U CN201721383146.4U CN201721383146U CN207454443U CN 207454443 U CN207454443 U CN 207454443U CN 201721383146 U CN201721383146 U CN 201721383146U CN 207454443 U CN207454443 U CN 207454443U
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China
Prior art keywords
pressure
gas pipeline
resistant oil
hydraulic pressure
pressure resistant
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CN201721383146.4U
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牛进才
陈勇
赵军周
谢勇
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JIAOZUO ZHONGZHOU CARBON CO Ltd
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JIAOZUO ZHONGZHOU CARBON CO Ltd
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Abstract

The utility model discloses a kind of high pressure resistant oil-gas pipeline hydraulic pressure testing devices, including test engine base, piston plate, water tank, hydraulic pressure test cylinder, piston rod, anti-slip top pressing device and high pressure resistant oil-gas pipeline, the test engine base upper end is welded with pipe clip tool, high pressure resistant oil-gas pipeline is clamped on pipe clip tool, the high pressure resistant oil-gas pipeline both ends are equipped with ring flange, end-plate has been bolted in the ring flange at the high pressure resistant oil-gas pipeline both ends, and hydraulic pressure test cylinder is welded on the outside of the end-plate of high pressure resistant oil-gas pipeline one end connection;It is convenient to assemble and dismantle, stability is good, by being pumped into water stream S into hydraulic pressure test cylinder piston plate forward slip compressed air is made to compress chamber air, realize the detection to high pressure resistant oil-gas pipeline compressive resistance, it is convenient and efficient, test experience is easily operated, suitable for the measurement of high pressure resistant oil-gas pipeline performance.

Description

A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device
Technical field
The utility model is related to Oil & Gas Pipeline Testing fields, are specifically a kind of high pressure resistant oil-gas pipeline hydraulic pressure test Device.
Background technology
Oil-gas pipeline carries the transformation task of a large amount of petroleum resourceses in China, is related to national security, the sum of social economy Humorous stable development must be strict with the pressure-resistant performance of oil-gas pipeline, can effectively avoid or reduce loss.
With being continuously increased for oil-gas pipeline construction and mileage, oil gas pipeline caused by the problems such as pressure is excessive when revealing Between the frequency that occurs also need to carry out stringent test to its pressure-resistant performance before oil gas pipe laying in gradual increase, so as to will Standard compliant pipeline filters out further to install laying use.But lack at present for high pressure resistant oil-gas pipeline Test equipment, meet the use of oil gas pipe laying with hydraulic pressure testing device therefore, it is necessary to a kind of high pressure resistant oil-gas pipeline Demand.
Utility model content
The purpose of this utility model is to provide a kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device, to solve the above-mentioned back of the body The problem of being proposed in scape technology.
To achieve the above object, the utility model provides following technical solution:
A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device, including test engine base, piston plate, water tank, hydraulic pressure test Cylinder, piston rod, anti-slip top pressing device and high pressure resistant oil-gas pipeline, the test engine base upper end are welded with pipe clip tool, Guan Gu High pressure resistant oil-gas pipeline is clamped on clamp tool, the high pressure resistant oil-gas pipeline both ends are equipped with ring flange, the high pressure resistant oil The ring flange at feed channel both ends has been bolted end-plate, outside the end-plate of high pressure resistant oil-gas pipeline one end connection Side is welded with hydraulic pressure test cylinder, and high pressure water chamber is set to inside hydraulic pressure test cylinder, and piston rod is equipped in hydraulic pressure test cylinder, described Stream cover is welded on the inside of end-plate, stream cover middle part is equipped with the piston rod through-hole passed through for piston rod, if stream cover is equipped with Dry uniform flow hole flows cover side wall and is equipped with several anti-slip top pressing devices, and the piston rod other end connects piston plate, the resistance to height Sealing-plug is installed on the inside of the end-plate of pressure oil feed channel other end connection, the high pressure resistant oil between the sealing-plug and piston plate Air compression chamber is set in feed channel.
As further program of the utility model:The piston rod outer end is pierced by hydraulic pressure test cylinder connection baffle, baffle Upper cover of piston rod between hydraulic pressure test cylinder is equipped with spring, and O-ring seal is equipped between the piston rod and hydraulic pressure test cylinder It is sealed.
As further program of the utility model:The piston rod other end is threaded through resistance to through end-plate and ring flange Inside high-pressure oil-gas pipeline.
As further program of the utility model:The anti-slip top pressing device is by top pressure piston, compression bar, anti-skidding top pressure Pad and top pressure sleeve composition, the top pressure sleeve weld are being flowed on cover side wall, and top pressure piston, top pressure are equipped in top pressure sleeve Piston connects anti-slip top pressure pad by compression bar, and compression bar is threaded through on top pressure sleeve, anti-slip top pressure pad and high pressure resistant Oil/Gas Pipe Road inner wall offsets.
As further program of the utility model:The piston plate edge is equipped with sealing ring clip, in sealing ring clip Sealing ring is arranged with, sealing ring offsets with high pressure resistant oil-gas pipeline.
As further program of the utility model:The hydraulic pressure test cylinder bottom connection high pressure inlet tube and return duct, Liquid inlet electromagnetic valve is installed on the high pressure inlet tube, high pressure inlet tube connection high-pressure pump, high-pressure pump connection water tank, described time Flow tube connects water tank, and return flow solenoid valve is equipped on return duct, and the high-pressure pump and water tank are installed on test engine base, The hydraulic pressure test cylinder upper end is equipped with water pressure table.
As further program of the utility model:It is set in high pressure resistant oil-gas pipeline between the piston plate and stream cover For high pressure water flow top pressure room, high pressure water flow top pressure room passes through several uniform flow holes and high pressure water chamber.
As further program of the utility model:Laser range finder, laser range finder are installed in the middle part of the sealing-plug Distance measurement feedback plate is installed on the piston plate of same axis.
As further program of the utility model:Gas gauge on the sealing-plug is installed, is installed on sealing-plug There is exhaust pipe, exhaust pipe is connected with air compression chamber, and exhaust solenoid valve is equipped on exhaust pipe.
Compared with prior art, the beneficial effects of the utility model are:
1st, when flowing internal mask pressure enhancing, the top pressure piston stress in top pressure sleeve outward slide by top pressure, so as to logical It crosses compression bar anti-slip top pressure pad is driven to move outward and pushed against with high pressure resistant oil-gas pipeline inner wall, avoid stream cover from high pressure resistant oil It is slipped in feed channel, enhances the stability of connection, be not easy to slip.
2nd, when high pressure pump work, the high pressure water that water tank is pumped to by water by high pressure inlet tube in hydraulic pressure test cylinder In chamber, liquid inlet volume is adjusted by liquid inlet electromagnetic valve, into the water in high pressure water chamber through inlet through hole into covering stream, And flowed into through several uniform flow holes in high pressure water flow top pressure room, it is influenced by hydraulic pressure increase, the anti-slip top pressure pad of anti-slip top pressing device Ejection is pushed against with high pressure resistant oil-gas pipeline inner wall, and at the same time, piston plate and sealing ring inwardly break away along high pressure resistant oil-gas pipeline It moves and compresses air in high pressure resistant oil-gas pipeline, piston rod with piston plate and sealing ring moves and compresses spring together;
3rd, when needing pressure release, return flow solenoid valve is opened, high-pressure water chamber indoor water flows back to water tank, high pressure water along return duct Chamber and high pressure water flow top pressure room pressure reduce, and under spring force effect, piston rod is transported together with piston plate and sealing ring Dynamic reverse slide, it is easy to operate.
4th, by laser range finder facilitate detection sealing-plug and piston plate between the distance between variation;Gas gauge side Just pressure change in air compression chamber is detected;Opening exhaust solenoid valve, which facilitates, discharges air compression chamber air, convenient to sky Air pressure contracting intracavitary pressure is adjusted.
5th, it is convenient to assemble and dismantle, and stability is good, makes piston plate forward by being pumped into water stream S into hydraulic pressure test cylinder Sliding compression air compresses chamber air, realizes the detection to high pressure resistant oil-gas pipeline compressive resistance, convenient and efficient, test experience It is easily operated, suitable for the measurement of high pressure resistant oil-gas pipeline performance.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the utility model mesohigh current top pressure room.
Fig. 3 is the structure diagram of anti-slip top pressing device in the utility model.
In figure:1- tests engine base, 2- laser range finders, 3- air compression chamber, 4- piston plates, 5- flow cover, 6- water inlets are led to Hole, 7- end-plates, 8- high pressures inlet tube, 9- liquid inlet electromagnetic valves, 10- high-pressure pumps, 11- water tanks, 12- return flow solenoid valves, 13- are returned Flow tube, 14- springs, 15- baffles, 16- hydraulic pressure tests cylinder, 17- high pressure waters chamber, 18- water pressure tables, 19- piston rods, 20- spiral shells Bolt, 21- ring flanges, the anti-slip top pressing devices of 22-, 23- sealing rings, 24- distance measurement feedbacks plate, the high pressure resistant oil-gas pipelines of 25-, 26- pipes Stationary fixture, 27- sealing-plugs, 28- exhaust solenoid valves, 29- exhaust pipes, 30- gas gauges, 31- uniform flows hole, 32- sealing rings Clip, 33- high pressure water flow top pressures room, 34- pistons rod through-hole, 35- top pressures piston, 36- compression bars, 37- anti-slip tops pressure pad, 38- Top pressure sleeve.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the utility model embodiment, a kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device, including Test engine base 1, piston plate 4, water tank 11, hydraulic pressure test cylinder 16, piston rod 19, anti-slip top pressing device 22 and high pressure resistant Oil/Gas Pipe Road 25,1 upper end of the test engine base are welded with pipe clip tool 26, high pressure resistant oil-gas pipeline are clamped on pipe clip tool 26 25, high pressure resistant 25 both ends of oil-gas pipeline are equipped with the ring flange 21 for facilitating connection, high pressure resistant 25 both ends of oil-gas pipeline Ring flange 21 end-plate 7 is connected with by bolt 20,7 outside of end-plate of high pressure resistant 25 one end of oil-gas pipeline connection Hydraulic pressure test cylinder 16 is welded with, high pressure water chamber 17 is set to inside hydraulic pressure test cylinder 16, piston is equipped in hydraulic pressure test cylinder 16 Bar 19,19 outer end of piston rod are pierced by hydraulic pressure test cylinder 16 and connect baffle 15, the piston rod between baffle 15 and hydraulic pressure test cylinder 16 Spring 14 is arranged on 19, is sealed between the piston rod 19 and hydraulic pressure test cylinder 16 equipped with O-ring seal.
19 other end of piston rod is threaded through through end-plate 7 and ring flange 21 inside high pressure resistant oil-gas pipeline 25, institute It states 7 inside of end-plate and is welded with stream cover 5,5 middle part of stream cover is equipped with the piston rod through-hole 34 passed through for piston rod 19, stream cover 5 are equipped with several uniform flow holes 31, and 5 side walls of stream cover are equipped with several anti-slip top pressing devices 22.
Specifically, the anti-slip top pressing device 22 is by top pressure piston 35, compression bar 36, anti-slip top pressure pad 37 and top pressure sleeve 38 compositions, the top pressure sleeve 38 are welded on 5 side walls of stream cover, top pressure piston 35 are equipped in top pressure sleeve 38, top pressure is lived Plug 35 connects anti-slip top pressure pad 37 by compression bar 36, and compression bar 36 is threaded through on top pressure sleeve 38, anti-slip top pressure pad 37 with it is resistance to 25 inner wall of high-pressure oil-gas pipeline offsets, and when pressure enhancing in stream cover 5,35 stress of top pressure piston in top pressure sleeve 38 is outside Side top pressure is slided, and so as to drive anti-slip top pressure pad 37 by compression bar 36, movement is supported with high pressure resistant 25 inner wall of oil-gas pipeline outward Tightly, stream cover 5 is avoided to be slipped out of high pressure resistant oil-gas pipeline 25.
19 other end of piston rod connects piston plate 4, and 4 edge of piston plate is equipped with sealing ring clip 32, sealing ring clip Sealing ring 23 is arranged in 32, sealing ring 23 offsets with high pressure resistant oil-gas pipeline 25, between the piston plate 4 and stream cover 5 High pressure water flow top pressure room 33 is set in high pressure resistant oil-gas pipeline 25, high pressure water flow top pressure room 33 passes through several uniform flow holes 31 and high pressure Water chamber 17 connects.
16 bottom of hydraulic pressure test cylinder connects high pressure inlet tube 8 and return duct 13, is equipped on the high pressure inlet tube 8 Liquid inlet electromagnetic valve 9, high pressure inlet tube 8 connect high-pressure pump 10, and high-pressure pump 10 connects water tank 11, and the return duct 13 connects water storage Tank 11 is equipped with return flow solenoid valve 12 on return duct 13, and the high-pressure pump 10 and water tank 11 are installed on test engine base 1, 16 upper end of hydraulic pressure test cylinder is equipped with water pressure table 18;When high-pressure pump 10 works, water tank 11 is passed through into high pressure by water Inlet tube 8 is pumped in the high pressure water chamber 17 in hydraulic pressure test cylinder 16, liquid inlet volume is adjusted by liquid inlet electromagnetic valve 9, into height The water in water chamber 17 is pressed to be covered through inlet through hole 6 into stream in 5, and high pressure water flow top pressure is flowed into through several uniform flow holes 31 It in room 33, is influenced by hydraulic pressure increase, the ejection of anti-slip top pressure pad 37 and high pressure resistant 25 inner wall of oil-gas pipeline of anti-slip top pressing device 22 It pushes against, at the same time, piston plate 4 and sealing ring 23 along high pressure resistant 25 inside Slideslip of oil-gas pipeline and compress high pressure resistant Oil/Gas Pipe Air in road 25, piston rod 19 with piston plate 4 and sealing ring 23 move and compress spring 14 together;When needing pressure release, open Return flow solenoid valve 12, water flows back to water tank 11, high pressure water chamber 17 and high pressure water flow top along return duct 13 in high pressure water chamber 17 Pressure reduces in pressure chamber 33, and under the effect of 14 elastic force of spring, piston rod 19 with piston plate 4 and sealing ring 23, slide together by the reversing of motion It is dynamic, it is easy to operate.
7 inside of end-plate of 25 other end of the high pressure resistant oil-gas pipeline connection is equipped with sealing-plug 27, the sealing-plug Air compression chamber 3 is set in high pressure resistant oil-gas pipeline 25 between 27 and piston plate 4,27 middle part of sealing-plug is equipped with laser Rangefinder 2 is equipped with distance measurement feedback plate 24 on the piston plate 4 of 2 same axis of laser range finder, passes through 2 convenience of laser range finder Variation the distance between detection sealing-plug 27 and piston plate 4;Gas gauge 30, gas are installed on the sealing-plug 27 Pressure gauge 30 facilitates pressure change in detection air compression chamber 3;Exhaust pipe 29 is installed on the sealing-plug 27, exhaust pipe 29 with Air compression chamber 3 connects, and exhaust solenoid valve 28 is equipped on exhaust pipe 29, opens exhaust solenoid valve 28 and facilitates air compression chamber Air is discharged in 3, convenient that pressure in air compression chamber 3 is adjusted.
A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device, it is convenient to assemble and dismantle, and stability is good, by water Being pumped into water stream S in pressure test barrel 16 makes air in 4 forward slip compressed air compression chamber 3 of piston plate, realizes to high pressure resistant oil The detection of 25 compressive resistance of feed channel, good airproof performance, easy to detect quick, test experience is easily operated, suitable for high pressure resistant oil The measurement of 25 performance of feed channel.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed in the utility model, this The technical staff in field is not required performing creative labour special to some of which technology according to disclosed technology contents Sign makes some simple modification, equivalent change and modifications, belongs in the range of technical solutions of the utility model.
, it is necessary to illustrate in the description of this specification, unless otherwise clearly defined and limited, term " setting ", " connected " and " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect It connects;It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

Claims (9)

1. a kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device, including test engine base (1), piston plate (4), water tank (11), Hydraulic pressure test cylinder (16), piston rod (19), anti-slip top pressing device (22) and high pressure resistant oil-gas pipeline (25), which is characterized in that institute It states test engine base (1) upper end and is welded with pipe clip tool (26), high pressure resistant oil-gas pipeline is clamped on pipe clip tool (26) (25), high pressure resistant oil-gas pipeline (25) both ends are equipped with ring flange (21), high pressure resistant oil-gas pipeline (25) both ends Ring flange (21) is connected with end-plate (7), the end seal of high pressure resistant oil-gas pipeline (25) one end connection by bolt (20) Hydraulic pressure test cylinder (16) is welded on the outside of plate (7), high pressure water chamber (17), hydraulic pressure test cylinder are set to inside hydraulic pressure test cylinder (16) (16) piston rod (19) is equipped in, stream cover (5) is welded on the inside of the end-plate (7), is equipped in the middle part of stream cover (5) for living The piston rod through-hole (34) that stopper rod (19) passes through, stream cover (5) are equipped with several uniform flow holes (31), are set on stream cover (5) side wall There are several anti-slip top pressing devices (22), piston rod (19) other end connection piston plate (4), the high pressure resistant oil-gas pipeline (25) sealing-plug (27) is installed on the inside of the end-plate (7) of other end connection, between the sealing-plug (27) and piston plate (4) Air compression chamber (3) is set in high pressure resistant oil-gas pipeline (25).
A kind of 2. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 1, which is characterized in that the piston Bar (19) outer end is pierced by hydraulic pressure test cylinder (16) connection baffle (15), the piston rod between baffle (15) and hydraulic pressure test cylinder (16) (19) spring (14) is arranged on, is sealed between the piston rod (19) and hydraulic pressure test cylinder (16) equipped with O-ring seal.
A kind of 3. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 2, which is characterized in that the piston Bar (19) other end is threaded through high pressure resistant oil-gas pipeline (25) inside through end-plate (7) and ring flange (21).
4. a kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 1, which is characterized in that described anti-skidding De- top pressing device (22) is made of top pressure piston (35), compression bar (36), anti-slip top pressure pad (37) and top pressure sleeve (38), the top Pressing sleeve cylinder (38) is welded on stream cover (5) side wall, and top pressure piston (35), top pressure piston (35) are equipped in top pressure sleeve (38) Anti-slip top pressure pad (37) is connected by compression bar (36), compression bar (36) is threaded through on top pressure sleeve (38), anti-slip top pressure pad (37) offset with high pressure resistant oil-gas pipeline (25) inner wall.
A kind of 5. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 1, which is characterized in that the piston Plate (4) edge is equipped with sealing ring clip (32), and sealing ring (23), sealing ring (23) and resistance to height are arranged in sealing ring clip (32) Pressure oil feed channel (25) offsets.
A kind of 6. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 1, which is characterized in that the hydraulic pressure Test barrel (16) bottom connects high pressure inlet tube (8) and return duct (13), is equipped on the high pressure inlet tube (8) into liquid electromagnetic Valve (9), high pressure inlet tube (8) connection high-pressure pump (10), high-pressure pump (10) connection water tank (11), return duct (13) connection Water tank (11) is equipped with return flow solenoid valve (12) on return duct (13), and the high-pressure pump (10) and water tank (11) are respectively mounted On test engine base (1), hydraulic pressure test cylinder (16) upper end is equipped with water pressure table (18).
A kind of 7. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 1, which is characterized in that the piston High pressure water flow top pressure room (33), high pressure water flow top pressure are set in high pressure resistant oil-gas pipeline (25) between plate (4) and stream cover (5) Room (33) is connected by several uniform flow holes (31) with high pressure water chamber (17).
A kind of 8. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 1, which is characterized in that the sealing Laser range finder (2) is installed in the middle part of plug (27), it is anti-to be equipped with ranging on the piston plate (4) of laser range finder (2) same axis Present plate (24).
A kind of 9. high pressure resistant oil-gas pipeline hydraulic pressure testing device according to claim 8, which is characterized in that the sealing Gas gauge (30) is installed on plug (27), exhaust pipe (29), exhaust pipe (29) and air pressure are installed on sealing-plug (27) Contracting chamber (3) connects, and exhaust solenoid valve (28) is equipped on exhaust pipe (29).
CN201721383146.4U 2017-10-25 2017-10-25 A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device Active CN207454443U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721383146.4U CN207454443U (en) 2017-10-25 2017-10-25 A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device

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Application Number Priority Date Filing Date Title
CN201721383146.4U CN207454443U (en) 2017-10-25 2017-10-25 A kind of high pressure resistant oil-gas pipeline hydraulic pressure testing device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110966281A (en) * 2019-12-30 2020-04-07 哈尔滨通用液压机械制造有限公司 Pressure-resistant test tool structure of single-action oil cylinder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110966281A (en) * 2019-12-30 2020-04-07 哈尔滨通用液压机械制造有限公司 Pressure-resistant test tool structure of single-action oil cylinder

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