CN212206914U - Novel variable-angle ductile iron pipe bellmouth sealing pressure inspection machine - Google Patents

Abstract

The utility model relates to a novel variable-angle ductile iron pipe bellmouth sealing pressure inspection machine, which comprises a machine body frame, wherein an inner pipe is arranged in the machine body frame, an adjusting pipe fitting is arranged in the inner pipe, a first inner pipe head sealing ring, a big head sealing ring, a second inner pipe head sealing ring and a small head sealing ring are respectively arranged at the two ends of the inner pipe, a swing arm and a supporting angle are arranged in the machine body frame, a first fixing part, a second fixing part and a sixth fixing part are arranged at one side of the inner pipe, a fifth fixing part is arranged at the other side of the inner pipe, an inner pipe with a diameter of five millimeters is arranged in the pipeline, the manufacturing and application cost of the equipment is reduced, a shaft is inserted in the inner pipe, the gap is reduced, the air is not much used, the strength of the equipment is reduced, a swing angle is required between the two pipe orifices, a corrugated pipe is used in the middle, the bending, the efficient and stable use and operation of the variable-angle ductile iron pipe bellmouth sealing pressure inspection machine are ensured.

Description

Novel variable-angle ductile iron pipe bellmouth sealing pressure inspection machine

Technical Field

The utility model relates to a sealing pressure inspection technical field especially relates to a novel become angle ductile iron pipe bellmouth sealing pressure inspection machine.

Background

The national West-east gas transportation project, the pipe network entering the city needs to be transported by high-pressure pipelines, the steel pipe is transported by steel pipes at present, the steel pipe is basically simple substance, is buried underground to be rusted all the year round, is punctured by electrolysis to leak gas, especially the high-pressure pipeline beside the subway, the service life of the steel pipe is ten years, the steel pipe is corroded by two years due to the underground electric field, is punctured by electrolysis to leak gas, the cast iron pipe has high carbon content, the iron and carbon potentials are different, the steel pipe can not be punctured by electrolysis to leak gas, the theoretical life is 100 years, especially the ductile cast iron pipe has the property of the steel pipe, the air leakage can not be cut off even being flattened, the domestic demand is very large, Japan has the detection test because of earthquake countries, the pressure detection of 6.25 MPa is carried out in the pipeline with the diameter of four hundred, the similar products have ductile iron water pipes, the water is water with the cubic volume which can not be compressed in, the volume of the gas is one cubic meter after being released, the gas with the volume of 6.25 MPa is amplified by 65 times after being released, the gas with the volume of 65 cubic meters is formed, the gas is dangerous, the testing machine is a medium-pressure container, when the diameter is 400 mm, the end face pressure reaches ninety tons when the pressure is 6.5 MPa, the pressure can be resisted by a plate with the thickness of more than 100, if the design is not improved, the cost of the equipment reaches millions yuan, the use cost of the equipment is increased, and a socket and a spigot can not perform a good moderate swing experiment, so that the gas leakage is easy, the practicability is poor, and the high-efficiency usability of the variable-angle ductile iron pipe socket sealing pressure testing machine is reduced to a certain extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a novel become angle ductile iron pipe bellmouth sealing pressure inspection machine, have and reduced equipment preparation application cost, bellmouth and socket still can carry out the strong advantage of swing experiment and leakproofness of better moderate degree.

The technical scheme for realizing the purpose is as follows:

the utility model provides a novel become angle ductile iron pipe bellmouth sealing pressure inspection machine, including engine body frame, install the inner tube in the engine body frame, install the regulation pipe fitting in the inner tube, the both ends of inner tube are equipped with first inner tube head sealing washer, major part sealing washer and second inner tube head sealing washer, little head sealing washer respectively, swing arm and journal angle have been installed to the engine body frame, and a mounting, No. two mountings and No. six mountings are installed to one side of inner tube, and No. five mountings have been installed to the opposite side of inner tube, be equipped with adaptor and round nut in the swing arm, there is worm gear lift in the outside of engine body frame through No. three mounting erection joints, one side of adjusting the pipe fitting is equipped with No. four mountings.

Preferably, the first fixing piece, the second fixing piece, the third fixing piece, the fourth fixing piece, the fifth fixing piece and the sixth fixing piece are all hexagon bolt assemblies. In order to ensure the better fastening and stabilizing effect of the joint.

Preferably, the swing arm is provided with two parts, and the two parts of the swing arm are symmetrically distributed. In order to make the experimental detection operation stably and orderly.

Preferably, the first inner pipe head sealing ring, the large head sealing ring, the second inner pipe head sealing ring and the small head sealing ring are all rubber components. In order to ensure that the joint has a better sealing effect.

Preferably, the adaptor and the round nut together form a rotating member. In order to ensure the normal and orderly operation of the experiment.

Preferably, the adjusting pipe is a bellows member. A requirement is provided for the required swing angle between the two nozzles.

The utility model has the advantages that: in the using process of the utility model, the inner pipe with the diameter being five millimeters is inserted into the pipeline, the volume of 6.5 MPa pressure is reduced, the pressure intensity to be detected is consistent in effect, sixty times of rotation angle experiments can be carried out per minute, the requirement of a national detection center is met, the volume in the pipe is reduced, the pressure intensity of the ball pipe and the interface is detected to be unchanged according to the requirement, the original 6.5 MPa pressure intensity is changed into 11 liters of gas from seven hundred liters of gas, the end face pressure is changed into three tons from seventy tons of gas, the end face is changed into fifty millimeters from a plate with the original thickness being more than 100, the tonnage of the equipment is also reduced, the equipment manufacturing and application cost is reduced, a shaft is inserted into the inner pipe, the clearance is reduced, the gas consumption is small, the strength of the equipment is reduced, a swing angle is required between two pipe orifices, the middle corrugated pipe is used, so that the bending deformation can be generated, the detection purpose is achieved, meanwhile, the effect of the end sealing ring is utilized, the bellmouth and the socket can perform a good and moderate swing experiment, the sealing performance is strong, and the efficient and stable use and operation of the variable-angle ductile iron pipe bellmouth sealing pressure inspection machine are guaranteed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a sectional view taken from the top of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is a schematic structural view of the adjusting pipe of the present invention.

Description of reference numerals:

1. a worm gear elevator; 2. a first fixing member; 3. a second fixing member; 4. a first inner pipe head seal ring; 5. a large-head sealing ring; 6. a third fixing piece; 7. swinging arms; 8. a supporting corner; 9. an adapter; 10. a round nut; 11. adjusting the pipe fitting; 12. a fourth fixing piece; 13. a second inner pipe head sealing ring; 14. a small-end sealing ring; 15. a fifth fixing piece; 16. a sixth fixing member; 17. a machine body frame; 18. and (3) supporting the ring.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 to 4, the utility model provides a novel variable angle ductile iron pipe bellmouth sealing pressure inspection machine, which comprises a machine frame 17, an inner pipe is arranged in the machine frame 17, an adjusting pipe fitting 11 is arranged in the inner pipe, a first inner pipe head sealing ring 4, a big head sealing ring 5, a second inner pipe head sealing ring 13 and a small head sealing ring 14 are respectively arranged at two ends of the inner pipe, a swing arm 7 and a supporting angle 8 are arranged in the machine frame 17, a first fixing member 2, a second fixing member 3 and a sixth fixing member 16 are arranged at one side of the inner pipe, a fifth fixing member 15 is arranged at the other side of the inner pipe, an adapter 9 and a round nut 10 are arranged on the swing arm 7, a worm gear lifter 1 is arranged and connected at the outer side of the machine frame 17 through a third fixing member 6, a fourth fixing member 12 is arranged at one side of the adjusting pipe fitting 11, the detection effect of foreign products of the same kind is achieved through the, the detection purpose is achieved through the patent technology, the production cost of equipment is reduced simultaneously, the problems of the ductile iron pipe and the sealing rubber ring which are required to be detected can be comprehensively detected, the problem of the sealing effect can be solved immediately after the problem occurs, the quality of parts can be immediately authenticated through an experiment machine, the products of a production line can be subjected to spot inspection, corresponding connecting components and application components are utilized, and the efficient and stable use and operation of the variable-angle ductile iron pipe bell mouth sealing pressure inspection machine are guaranteed. The device is further explained according to the attached drawings.

Further, as shown in fig. 1 and fig. 3, the first fixing member 2, the second fixing member 3, the third fixing member 6, the fourth fixing member 12, the fifth fixing member 15 and the sixth fixing member 16 are all hexagon head bolt assemblies, and the hexagon head bolt assemblies have a good connection fastening effect, so that the connection stability is ensured, and meanwhile, the later-stage detachment processing is facilitated.

Further, as shown in fig. 1 and 2, the swing arm 7 is provided with two parts, the two parts of the swing arm 7 are symmetrically distributed, and the design of the two parts of the swing arm 7 enables the experiment detection operation to be stably and orderly performed.

Further, as shown in fig. 1, the first inner pipe head seal ring 4, the large head seal ring 5, the second inner pipe head seal ring 13 and the small head seal ring 14 are all rubber members, and the rubber seal rings have certain elastic deformation capacity and strong environmental resistance, so that a good sealing effect is provided for joints.

Further, as shown in fig. 1 and 2, the adaptor 9 and the round nut 10 together form a rotating member, the adaptor 9 is of a rotating shaft structure, and the normal and orderly operation of the experiment operation is ensured due to the relation of the rotating member.

Further, as shown in fig. 1 and 4, the adjusting pipe 11 is a corrugated pipe member, and the common two-layer stainless steel corrugated pipe has only one to two megapascals, the utility model discloses in having done a set of elasticity interior support and a set of rigidity outer support, the bellows the inside is equipped with the support ring 18, is broken into four, puts in the bellows to it presss from both sides tightly to have two rings, is withstand voltage by two original megapascals, has become ten megapascals withstand voltage, and the deformation of bellows can reach positive and negative four degrees equally, possesses better compressive resistance.

The utility model discloses a theory of operation is: the utility model discloses in the in-process that uses, it is sealed that will detect 400 millimeters nodular cast iron pipe's bellmouth and socket to, and as long as the detection site pressure reaches the requirement, can detect whether gas leakage, at first insert a 395 millimeter axle in the internal diameter pipe of body frame 17, because the clearance diminishes, use a little, thereby the intensity of equipment has been reduced, meanwhile, the pressure that detects bulb and kneck as required is unchangeable, swing arm 7 in the power effect of worm gear lift 1 and body frame 17, supporting angle 8, adaptor 9 and under the connection cooperation motion of components such as adjusting pipe fitting 11, the experiment of per minute sixty times corner can be carried out, worm gear lift 1 and peripheral hardware electric connection, reach the requirement of national center of detection, be equipped with first inner tube head sealing washer 4 respectively at the both ends of inner tube, big head sealing washer 5 and second inner tube head sealing washer 13, The small-end sealing ring 14 ensures that the sealing between the inner pipe and the outer pipe reliably reaches six-point five-MPa, ensures better sealing effect between the inner pipe and the outer pipe, needs a swing angle between the two pipe orifices in the detection process, so the corrugated pipe arranged in the middle can generate bending deformation, and the detection purpose is achieved.

The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims (6)

1. The utility model provides a novel become angle ductile iron pipe bellmouth sealing pressure inspection machine, includes organism frame, its characterized in that, install the inner tube in the organism frame, install the regulation pipe fitting in the inner tube, the both ends of inner tube are equipped with first inner tube head sealing washer, major part sealing washer and second inner tube head sealing washer, little head sealing washer respectively, swing arm and journal angle have been installed to the organism frame, and a mounting, No. two mountings and No. six mountings are installed to one side of inner tube, and No. five mountings have been installed to the opposite side of inner tube, be equipped with adaptor and round nut on the swing arm, there is worm gear lift in the outside of organism frame through No. three mounting erection joints, one side of adjusting the pipe fitting is equipped with No. four mountings.

2. The novel variable-angle ductile iron pipe socket sealing pressure inspection machine according to claim 1, wherein the first fixing piece, the second fixing piece, the third fixing piece, the fourth fixing piece, the fifth fixing piece and the sixth fixing piece are all hexagon bolt assemblies.

3. The novel variable-angle ductile iron pipe bellmouth sealing pressure testing machine as claimed in claim 1, wherein the swing arm is provided with two parts, and the two parts of the swing arm are symmetrically distributed.

4. The novel variable-angle ductile iron pipe bell mouth sealing pressure testing machine according to claim 1, characterized in that the first inner pipe head sealing ring, the big head sealing ring, the second inner pipe head sealing ring and the small head sealing ring are all rubber components.

5. The novel variable angle ductile iron pipe socket sealing pressure testing machine according to claim 1, wherein said adaptor and said round nut together constitute a rotating piece.

6. The novel variable angle ductile iron pipe socket sealing pressure testing machine according to claim 1, wherein said adjusting pipe fitting is a corrugated pipe member.

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