CN217277479U

CN217277479U - Pipeline resistance to compression testing arrangement

Info

Publication number: CN217277479U
Application number: CN202123444452.3U
Authority: CN
Inventors: 陶勇
Original assignee: Chongqing Weston Pipe Technology Co ltd
Current assignee: Chongqing Weston Pipe Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-23
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a pipeline compression resistance testing device, which relates to the technical field of corrugated pipe compression resistance, and comprises a fixed base, wherein the upper surface of the fixed base is fixedly provided with a U-shaped frame, the center of the U-shaped frame is fixedly provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly provided with an extrusion plate, the center of the fixed base is internally provided with a rebound mechanism, the rebound mechanism comprises a convex chute, the convex chute is arranged in the center of the fixed base, the utility model discloses a corrugated pipe is placed between two I-shaped sliders, then a hydraulic station is started to be matched with a hydraulic oil communicating pipe to lead the output end of the hydraulic cylinder to move downwards, and when the output end of the hydraulic cylinder moves downwards, the extrusion plate can be driven to move to be pressed on the surface of the corrugated pipe to extrude the whole corrugated pipe, thereby obtaining the whole compression resistance grade of the corrugated pipe, the accuracy of the grade obtained by the compression resistance test is effectively improved.

Description

Pipeline resistance to compression testing arrangement

Technical Field

The utility model relates to a bellows resistance to compression technical field particularly, relates to a pipeline resistance to compression testing arrangement.

Background

The HDPE corrugated pipe is a novel light pipe made of high-density polyethylene, has the characteristics of light weight, high pressure resistance, good toughness, quick construction, long service life and the like, and has an excellent pipe wall structure design, so that the cost is greatly reduced compared with pipes of other structures. And the connection is convenient and reliable, so the connector is widely applied at home and abroad. A large amount of concrete pipes and cast iron pipes that replace, like application number CN 201921175546.5's a resistance to compression testing arrangement is used in HDPE bellows production, relate to testing arrangement technical field, to the inconvenient problem of current bellows testing arrangement use, the following scheme is put forward now, and it includes the bottom plate, the bottom plate top both sides all are fixed with the panel, the panel top is fixed with the roof, the roof top is equipped with decurrent through-hole, through-hole department is fixed with the pneumatic cylinder, the left side of the panel on the left side is fixed with the hydraulic pressure station, the hydraulic pressure station passes through the pipeline and is connected with the pneumatic cylinder, the hydraulic pressure cylinder bottom is fixed with the long slab, long slab bottom is fixed with a plurality of clamp plates. In this equipment, through the setting of a plurality of spacing seats and clamp plate isotructure, can accomplish the compressive property test of a plurality of bellows simultaneously, the test latency that has significantly reduced saves time, raises the efficiency, and through the ball isotructure of addding, can carry out shock resistance test to the bellows, and easily operation need not to change testing arrangement repeatedly.

However, according to the technical scheme, the corrugated pipe needs to be subjected to compression testing after production is completed to test the quality of the corrugated pipe, the existing compression testing device is generally detected by the abutting column when the corrugated pipe is compressed, but the testing mode can only be used for testing the contact surface between the abutting column and the corrugated pipe, the integral compression grade of the corrugated pipe cannot be obtained exactly, and the tested data are inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a pipeline resistance to compression testing arrangement can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pipeline resistance to compression testing arrangement, includes unable adjustment base, unable adjustment base's last fixed surface installs U type frame, the central fixed mounting of U type frame has the pneumatic cylinder, the output fixed mounting of pneumatic cylinder has the stripper plate, unable adjustment base's central internally mounted has resilient mounting, resilient mounting includes the convex spout, the convex spout is seted up inside unable adjustment base's center.

Preferably, four base pillars are fixedly mounted on the lower surface of the fixed base, and one ends of the base pillars are fixedly mounted on the ground.

Preferably, one end of the hydraulic cylinder penetrates through the center of the U-shaped frame and is fixedly connected with a hydraulic oil communicating pipe, one end of the hydraulic oil communicating pipe is connected with a hydraulic station, and the hydraulic station is fixedly installed on the surface of one side of the U-shaped frame.

Preferably, two ends of the extrusion plate are movably mounted on the outer surface of one sliding column respectively, and two ends of the sliding column are fixedly mounted on the lower surface of the U-shaped frame and the upper surface of the fixed base respectively.

Preferably, the outer surface of one end of each of the two sliding columns is sleeved with a buffer spring, and two ends of each buffer spring are fixedly installed on the lower surface of the extrusion plate and the upper surface of the fixed base respectively.

Preferably, the telescopic rods are movably mounted inside the two ends of the convex sliding groove respectively, the top ends of the telescopic rods are fixedly provided with the I-shaped sliding blocks respectively, one sides of the two ends of the I-shaped sliding blocks are fixedly provided with the return springs respectively, and one ends, far away from the I-shaped sliding blocks, of the return springs are fixedly mounted at one ends inside the convex sliding groove.

Preferably, one end of the I-shaped sliding block movably penetrates through the convex sliding groove, and a crescent inclined plane is formed at one end, far away from the convex sliding groove, of the I-shaped sliding block.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a put into the bellows between two I sliders, then start the output that hydraulic pressure station cooperation hydraulic oil made the pneumatic cylinder communicating pipe and remove downwards, and the output of pneumatic cylinder can drive the stripper plate when removing downwards and remove, makes its pressure on the surface of bellows, extrudes the whole of bellows to obtain the whole resistance to compression grade of bellows, the effectual accuracy that improves the grade that the resistance to compression test obtained.

(2) The utility model discloses a telescopic link among the resilience mechanism can tentatively fix the I-shaped slider, and two reset spring of I-shaped slider both ends side fixed mounting can reset the I-shaped slider, do not need the position at present place of manual adjustment I-shaped slider, make the position at the place of I-shaped slider regular, need not adjust when placing the bellows, and the crescent inclined plane that the upper end surface of I-shaped slider was seted up can prevent that the bellows from threading when placing and sliding.

Drawings

Fig. 1 is a schematic view of the overall structure of the front side of the pipeline compression testing device of the present invention;

fig. 2 is a schematic structural view of the pipeline compression testing device of the present invention viewed from the bottom;

fig. 3 is a schematic structural view of a side surface of the pipeline compression testing device of the present invention;

fig. 4 is a schematic structural view of a section a-a in fig. 3 of the pipeline compression testing apparatus of the present invention.

In the figure: 1. a U-shaped frame; 2. a fixed base; 3. a hydraulic oil communicating pipe; 4. a hydraulic cylinder; 5. a pressing plate; 6. a traveler; 7. a hydraulic station; 8. a buffer spring; 9. a base pillar; 10. a rebound mechanism; 1001. a crescent-shaped inclined plane; 1002. an I-shaped sliding block; 1003. a convex chute; 1004. a telescopic rod; 1005. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Examples

As shown in fig. 1, 2, 3, 4, a pipeline compression resistance testing device, includes unable adjustment base 2, unable adjustment base 2's last fixed surface installs U type frame 1, the central fixed mounting of U type frame 1 has pneumatic cylinder 4, the output fixed mounting of pneumatic cylinder 4 has stripper plate 5, unable adjustment base 2's central internally mounted has resilience mechanism 10, resilience mechanism 10 includes convex spout 1003, convex spout 1003 is seted up inside unable adjustment base 2's center.

It can be understood that, in this application, the lower fixed surface of unable adjustment base 2 installs four base pillar 9, the one end fixed mounting of base pillar 9 is subaerial, and the lower fixed surface through unable adjustment base 2 installs four base pillar 9 and can lift unable adjustment base 2 when using, places the one end contact ground of bellows.

It can be understood, in this application, the center fixedly connected with hydraulic oil communicating pipe 3 that U type frame 1 was passed to the one end of pneumatic cylinder 4, the one end of hydraulic oil communicating pipe 3 is connected with

hydraulic pressure station

7, 7 fixed mounting in a side surface of U type frame 1 of hydraulic pressure station makes the output of pneumatic cylinder 4 remove downwards through starting 7 cooperation hydraulic oil communicating pipes of hydraulic pressure station, and the output of pneumatic cylinder 4 can drive stripper plate 5 and remove when removing downwards.

It can be understood that, in this application, the both ends of stripper plate 5 movable mounting respectively is at the surface of a traveller 6, the both ends of traveller 6 fixed mounting respectively is at the lower surface of U type frame 1 and unable adjustment base 2's upper surface, and the surface through the both ends of stripper plate 5 movable mounting respectively at a traveller 6 can prevent when using that stripper plate 5 from appearing the deviation, leads to the measured data inaccurate.

It can be understood that, in this application, two the one end surface of traveller 6 all is equipped with buffer spring 8, buffer spring 8's both ends difference fixed mounting is at the lower surface of stripper plate 5 and unable adjustment base 2's upper surface, and the one end surface through traveller 6 all is equipped with buffer spring 8 and can provide the cushion effect for it when using, prevents the fracturing bellows.

It can be understood that in this application, there is a telescopic link 1004, two inside movable mounting respectively of both ends of convex spout 1003 the equal fixed mounting in top of telescopic link 1004 has an I-shaped slider 1002, two fixed mounting has a reset spring 1005 respectively in both ends one side of I-shaped slider 1002, the one end fixed mounting at convex spout 1003 that I-shaped slider 1002 was kept away from to reset spring 1005 is, can tentatively fix I-shaped slider 1002 through telescopic link 1004, and two reset spring 1005 of I-shaped slider 1002 both ends side fixed mounting can reset I-shaped slider 1002, need not the position at present place of manual adjustment I-shaped slider 1002, make the position at place of I-shaped slider 1002 regular, need not adjust when placing the bellows.

It can be understood that in this application, the activity of the one end of I slider 1002 passes convex spout 1003, crescent inclined plane 1001 has been seted up to the one end that I slider 1002 kept away from convex spout 1003, and crescent inclined plane 1001 seted up through the upper end surface of I slider 1002 can prevent that the bellows from threading when placing from sliding.

The working principle of the pipeline compression resistance testing device is as follows:

when in use, the corrugated pipe is firstly placed between the two I-shaped sliding blocks 1002, then the hydraulic station 7 is started to be matched with the hydraulic oil communicating pipe 3 to ensure that the output end of the hydraulic cylinder 4 moves downwards, when the output end of the hydraulic cylinder 4 moves downwards, the extrusion plate 5 can be driven to move to press the surface of the corrugated pipe to extrude the whole corrugated pipe, thereby obtaining the integral compression-resistant grade of the corrugated pipe, effectively improving the accuracy of the grade obtained by the compression-resistant test, initially fixing the I-shaped slide block 1002 by the telescopic rod 1004 in the rebound mechanism 10, the two return springs 1005 fixedly arranged on the side surfaces of the two ends of the I-shaped sliding block 1002 can return the I-shaped sliding block 1002 without manually adjusting the current position of the I-shaped sliding block 1002, so that the position of the I-shaped sliding block 1002 is regular, the corrugated pipe is not required to be adjusted when being placed, the crescent inclined plane 1001 formed on the upper end surface of the I-shaped sliding block 1002 can prevent the corrugated pipe from threading and sliding when the corrugated pipe is placed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pipeline resistance to compression testing arrangement, includes unable adjustment base (2), its characterized in that: the upper surface of unable adjustment base (2) fixed surface installs U type frame (1), the central fixed mounting of U type frame (1) has pneumatic cylinder (4), the output fixed mounting of pneumatic cylinder (4) has stripper plate (5), the central internally mounted of unable adjustment base (2) has resilience mechanism (10), resilience mechanism (10) include convex spout (1003), convex spout (1003) are seted up inside the center of unable adjustment base (2).

2. The pipeline compression testing device of claim 1, wherein: the lower fixed surface of unable adjustment base (2) installs four base pillar (9), the one end fixed mounting of base pillar (9) is subaerial.

3. The pipeline compression testing device of claim 1, wherein: the center fixedly connected with hydraulic oil communicating pipe (3) of U type frame (1) is passed to the one end of pneumatic cylinder (4), the one end of hydraulic oil communicating pipe (3) is connected with hydraulic pressure station (7), hydraulic pressure station (7) fixed mounting is on one side surface of U type frame (1).

4. The pipeline compression testing device of claim 1, wherein: the two ends of the extrusion plate (5) are movably mounted on the outer surface of a sliding column (6) respectively, and the two ends of the sliding column (6) are fixedly mounted on the lower surface of the U-shaped frame (1) and the upper surface of the fixed base (2) respectively.

5. The pipeline compression testing device of claim 4, wherein: two the one end surface of traveller (6) all is equipped with buffer spring (8), the both ends of buffer spring (8) are fixed mounting respectively at the lower surface of stripper plate (5) and the upper surface of unable adjustment base (2).

6. The pipeline compression testing device of claim 1, wherein: the telescopic rod (1004) is movably mounted inside each of two ends of the convex sliding groove (1003), an I-shaped sliding block (1002) is fixedly mounted at the top end of each of the two telescopic rods (1004), a return spring (1005) is fixedly mounted on one side of each of two ends of each of the two I-shaped sliding blocks (1002), and one end, far away from each I-shaped sliding block (1002), of each return spring (1005) is fixedly mounted at one end inside the convex sliding groove (1003).

7. The pipeline compression testing device of claim 6, wherein: one end of the I-shaped sliding block (1002) movably penetrates through the convex sliding groove (1003), and a crescent inclined plane (1001) is formed in one end, far away from the convex sliding groove (1003), of the I-shaped sliding block (1002).