CN214096963U - External pressure testing machine for reinforced concrete drain pipe - Google Patents
External pressure testing machine for reinforced concrete drain pipe Download PDFInfo
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- CN214096963U CN214096963U CN202022440967.5U CN202022440967U CN214096963U CN 214096963 U CN214096963 U CN 214096963U CN 202022440967 U CN202022440967 U CN 202022440967U CN 214096963 U CN214096963 U CN 214096963U
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Abstract
External pressure testing machine for reinforced concrete drain pipe. Relates to the technical field of pipeline detection equipment. Reasonable structure and can effectively improve the test accuracy. The test device comprises a base and a support, wherein a hydraulic cylinder is arranged on a cross beam of the support, a pressing plate is connected to a push rod of the hydraulic cylinder, a water pipe to be tested is positioned between the pressing plate and the base, the hydraulic cylinder drives the pressing plate to do linear reciprocating motion, and a placing seat is also arranged on the base and used for placing the water pipe to be tested; the placing seat comprises a seat body, a groove matched with the outer wall of the water pipe to be tested is formed in the seat body, the water pipe to be tested is placed in the groove, the seat body is arranged on the seat body and located two sides of the groove are provided with a sliding groove, a sliding rod is arranged in the sliding groove in an assembly mode, the top of the sliding rod is provided with a mounting frame, the mounting frame is provided with a plurality of air blowing heads, and the air blowing heads are oriented to the groove and communicated with an air source through air pipes.
Description
Technical Field
The utility model relates to a pipeline check out test set technical field, concretely relates to reinforced concrete drain pipe external pressure testing machine.
Background
At present, according to the requirement of the water pipe product production permission on the application of the fine rule, an external pressure test is required to be carried out on the reinforced concrete water drainage pipe; the external pressure test device for testing also becomes an external press, the basic structure is that a frame with the length larger than that of the drain pipe is formed by section steel, an upper movable beam and a lower movable beam are arranged above a base, and a pressurizing and pressure measuring instrument is arranged between the two beams; the two ends of the upper beam can be fixed on the frame according to the height required by the pipes with different diameters; during inspection, the pipe to be inspected is placed on the base of the frame, the lower cross beam is placed on the pipe (the contact part of the pipe with the base and the cross beam is provided with a sleeper according to requirements), the upper cross beam is adjusted and fixed, and the pressure device between the upper cross beam and the lower cross beam is started to pressurize until the required inspection pressure is reached.
The base structure of the existing external pressure testing machine is too simple, and sundries such as stones possibly exist on the surface of the base, so that the contact area between the reinforced concrete drain pipe and the base is greatly reduced, and the testing accuracy is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a reinforced concrete drain pipe external pressure testing machine which is reasonable in structure and can effectively improve the testing accuracy.
The utility model discloses a following technical scheme realizes: the external pressure testing machine for the reinforced concrete drain pipe comprises a base and a support, wherein a hydraulic cylinder is arranged on a cross beam of the support, a push rod of the hydraulic cylinder is connected with a pressing plate, the water pipe to be tested is positioned between the pressing plate and the base, the hydraulic cylinder drives the pressing plate to do linear reciprocating motion, and a placing seat is further arranged on the base and used for placing the water pipe to be tested;
the placing seat comprises a seat body, a groove matched with the outer wall of the water pipe to be tested is formed in the seat body, the water pipe to be tested is placed in the groove, the seat body is arranged on the seat body and located two sides of the groove are provided with a sliding groove, a sliding rod is arranged in the sliding groove in an assembly mode, the top of the sliding rod is provided with a mounting frame, the mounting frame is provided with a plurality of air blowing heads, and the air blowing heads are oriented to the groove and communicated with an air source through air pipes.
The air blowing head is arranged on the mounting frame through the mounting seat, and the mounting seat is connected with the mounting frame through a universal joint.
The sliding groove extends along the length direction of the seat body and is parallel to the groove; the radial cross section of the sliding groove is in a shape of a Chinese character 'tu' with a small upper part and a big lower part, and the bottom of the sliding rod is matched with the sliding groove.
The surface of the groove is provided with a plurality of accommodating grooves, the notches of the accommodating grooves are provided with pistons in an assembling manner, springs are arranged between the bottoms of the pistons and the bottoms of the accommodating grooves, a plurality of air passages are arranged in the seat body, and the air passages are communicated with the accommodating grooves and an air source.
Compared with the prior art, the air source supplies air to the air blowing heads through the air pipes, so that high-pressure air flows blown out of the air blowing heads blow to the grooves, and meanwhile, the sliding rods are pulled, so that air flow surfaces formed by a plurality of high-pressure air flows sweep over the surfaces of the grooves, and sharp and outstanding sundries such as stones and the like possibly existing in the grooves are reliably blown off; the cleanliness of the groove is kept through the matching of the containing groove and the piston, the water pipe to be tested is placed in the groove at last, the pressing plate is driven by the hydraulic cylinder to abut against the water pipe to be tested, the stress of the water pipe to be tested is uniform, the test result is more accurate, the result is reasonable, and the effect is reliable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the placement base;
in the figure: 1. a base; 2. a support; 3. a hydraulic cylinder; 4. pressing a plate; 5. a placing seat; 51. a base body; 52. a groove; 521. a containing groove; 522. a piston; 523. a spring; 524. an airway; 53. a chute; 54. a slide bar; 55. a mounting frame; 56. an air blowing head; 57. a mounting seat; 58. a universal joint; 59. the trachea.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1-2, the external pressure testing machine for the reinforced concrete drain pipe comprises a base 1 and a support 2, wherein a hydraulic cylinder 3 is arranged on a cross beam of the support 2, a pressing plate 4 is connected to a push rod of the hydraulic cylinder 3, the water pipe to be tested is positioned between the pressing plate 4 and the base 1, the hydraulic cylinder 3 drives the pressing plate 4 to make linear reciprocating motion, a placing seat 5 is further arranged on the base 1, and the placing seat 5 is used for placing the water pipe to be tested;
place seat 5 includes pedestal 51, be equipped with on pedestal 51 with the recess 52 of the outer wall adaptation of waiting to test the water pipe, it places to wait to test the water pipe in the recess 52 pedestal 51 is last, and be located the both sides of recess 52 all are equipped with a spout 53, be equipped with slide bar 54 in the spout 53 with equipping with, it is a pair of the top of slide bar 54 is equipped with mounting bracket 55, be equipped with a plurality of air-blowing heads 56 on the mounting bracket 55, it is a plurality of air-blowing head 56 is directional recess 52 communicates the air supply through trachea 59. The air supply passes through trachea 59 and supplies air to air-blowing head 56 for the high-pressure draught that blows out in a plurality of air-blowing heads 56 blows to recess 52, simultaneously, pulling slide bar 54, make slide bar 54 slide along the length direction of spout 53, like this, the air current face that a plurality of high-pressure draught formed sweeps the surface of recess 52, thereby blow off sharp-pointed, outstanding debris such as stone that probably exist in the recess 52 reliably, will wait to test the water pipe and place in recess 52 at last, and drive clamp plate 4 through pneumatic cylinder 3 and support and press the water pipe of waiting to test, it is even to wait to test the water pipe atress, the test result is more accurate, and the result is reasonable, and the effect is reliable.
The air blowing head 56 is arranged on the mounting frame 55 through a mounting seat 57, and the mounting seat 57 is connected with the mounting frame 55 through a universal joint 58. Therefore, the angle of the air blowing head 56 can be conveniently and quickly adjusted, so that the air blowing head 56 and the groove 52 can keep proper angles in the radial direction and the axial direction, and the air blowing heads 56 can reliably blow off impurities on the surface of the groove 52.
The sliding groove 53 extends along the length direction of the seat body 51 and is parallel to the groove 52; the radial section of the sliding groove 53 is in a shape of a Chinese character 'tu' with a small upper part and a large lower part, and the bottom of the sliding rod 54 is matched with the sliding groove 53. The slide rod 54 can slide smoothly in the slide groove 53 and does not escape from the slide groove 53.
The surface of the groove 52 is provided with a plurality of accommodating grooves 521, the notches of the accommodating grooves 521 are provided with pistons 522 in an assembling manner, springs 523 are arranged between the bottoms of the pistons 522 and the bottoms of the accommodating grooves 521, a plurality of air passages 524 are arranged in the seat body 51, and the air passages 524 are communicated with the accommodating grooves 521 and an air source. After the plurality of air blowing heads 56 sweep the groove 52, the air source supplies air to the air passage 524, the piston 522 is jacked up after the high-pressure air flow is filled into the accommodating groove 521, the spring 523 is stretched to be in an energy storage state, the high-pressure air flow is discharged from the notch of the accommodating groove 521, and then the high-pressure air flow is blown to the surface of the groove 52 through the guiding and shunting action of the piston 522, so that the surface of the groove 52 is kept clean, and impurities are prevented from falling into the groove again; the plurality of accommodating grooves 521 are arranged in a staggered manner, so that interference between high-pressure airflows sprayed from adjacent accommodating grooves 521 is avoided.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (4)
1. External pressure testing machine of reinforced concrete drain pipe, including base and support, be equipped with the pneumatic cylinder on the crossbeam of support, be connected with the clamp plate on the push rod of pneumatic cylinder, treat that experimental water pipe is located between clamp plate and the base, the pneumatic cylinder drive linear reciprocating motion, its characterized in that are done to the clamp plate: the base is also provided with a placing seat, and the placing seat is used for placing a water pipe to be tested;
the placing seat comprises a seat body, a groove matched with the outer wall of the water pipe to be tested is formed in the seat body, the water pipe to be tested is placed in the groove, the seat body is arranged on the seat body and located two sides of the groove are provided with a sliding groove, a sliding rod is arranged in the sliding groove in an assembly mode, the top of the sliding rod is provided with a mounting frame, the mounting frame is provided with a plurality of air blowing heads, and the air blowing heads are oriented to the groove and communicated with an air source through air pipes.
2. The external pressure testing machine for reinforced concrete drain pipes according to claim 1, which is characterized in that: the air blowing head is arranged on the mounting frame through the mounting seat, and the mounting seat is connected with the mounting frame through a universal joint.
3. The external pressure testing machine for reinforced concrete drain pipes according to claim 1, which is characterized in that: the sliding groove extends along the length direction of the seat body and is parallel to the groove; the radial cross section of the sliding groove is in a shape of a Chinese character 'tu' with a small upper part and a big lower part, and the bottom of the sliding rod is matched with the sliding groove.
4. The external pressure testing machine for reinforced concrete drain pipes according to claim 1, which is characterized in that: the surface of the groove is provided with a plurality of accommodating grooves, the notches of the accommodating grooves are provided with pistons in an assembling manner, springs are arranged between the bottoms of the pistons and the bottoms of the accommodating grooves, a plurality of air passages are arranged in the seat body, and the air passages are communicated with the accommodating grooves and an air source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022440967.5U CN214096963U (en) | 2020-10-28 | 2020-10-28 | External pressure testing machine for reinforced concrete drain pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022440967.5U CN214096963U (en) | 2020-10-28 | 2020-10-28 | External pressure testing machine for reinforced concrete drain pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214096963U true CN214096963U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022440967.5U Active CN214096963U (en) | 2020-10-28 | 2020-10-28 | External pressure testing machine for reinforced concrete drain pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214096963U (en) |
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2020
- 2020-10-28 CN CN202022440967.5U patent/CN214096963U/en active Active
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