CN204514720U - A kind of checkout equipment of waterproof roll zero elongation rupture performance - Google Patents

Abstract

The utility model relates to a detection device for the zero-extension fracture performance of a waterproof coiled material. The upper top plate, the extrusion rod that can be vertically moved up and down on the top plate, the extrusion head that is arranged at the bottom of the extrusion rod and is used to extrude the test piece so that the test piece is broken inward from both ends , wherein the extrusion head is located directly above the test piece to be tested and between two support frames. The detection equipment adopted by the utility model has the advantages of simple structure, convenient use, low cost and portability.

Description

A testing device for zero-stretch fracture performance of waterproof membrane

technical field

The utility model relates to a detection device for the zero-extension fracture performance of a waterproof coiled material.

Background technique

At present, the basic process of testing the zero-elongation fracture performance of waterproof membranes is as follows:

Cut the waterproof membrane and put it into the forming mold of the concrete test piece, then pour concrete on the waterproof membrane (the size of the waterproof membrane is exactly the same as the formed concrete test block, that is, overlap), and then demould , Cured under standard conditions, then put the cured concrete test piece into the testing equipment (the waterproof membrane is located at the bottom of the concrete test piece), break the concrete test piece, and observe the waterproof roll at the bottom of the concrete test piece at the same time Whether there is a fracture in the material, once a fracture occurs, it means that the zero-elongation fracture performance of the waterproof membrane is unqualified.

However, the detection equipment used above basically has the defects of high cost and large size, and at the same time, it is inconvenient to move and use (it is not easy to carry when on-site detection is required).

Contents of the invention

In order to overcome the defects of the prior art, the purpose of this utility model is to provide a detection device for the zero-extension fracture performance of waterproof coiled materials with simple structure, convenient use and portability.

In order to achieve the above purpose, the utility model provides a testing device for the zero-extension fracture performance of waterproof coiled materials, which includes a base plate, two support frames fixedly arranged on the base plate for erecting the two ends of the test piece, and The support column is erected on the top plate above the bottom plate, the extrusion rod can be vertically arranged on the top plate, and the extrusion rod is arranged at the bottom of the extrusion rod and is used to squeeze the test piece so that the test piece is inward from both ends. A broken extrusion head, wherein the extrusion head is located directly above the test piece to be tested and between two supporting frames.

Preferably, each support frame includes two support plates standing parallel to each other on the bottom plate, and a strut horizontally arranged between the two support plates, and the two ends of the test piece are erected on the two struts respectively. .

Further, the struts are arranged vertically to the supporting plates on both sides respectively, and the two struts are arranged flush with each other, and the test piece is erected on the struts horizontally.

According to a specific implementation and preferred aspect of the present invention, a sleeve is provided on the outer periphery of the support rod, and the sleeve can be rotatably arranged around the centerline of the support rod. It is convenient for the installation and position adjustment (movement) of the test piece to be tested, reduces the resistance, and facilitates the breaking of the test piece.

Preferably, the distance between the two support plates is equal to the width of the test piece.

According to another specific implementation and preferred aspect of the present invention, the extrusion head and the two support frames form an isosceles triangle, and the extrusion head includes a joint that is movably connected with the extrusion rod, and is arranged at the bottom of the joint and directed from both sides. The side plate extending downward, and the pressure bar arranged horizontally between the two side plates.

Preferably, the side plates on both sides are arranged in parallel, the pressure rods are respectively arranged perpendicular to the side plates on both sides, and the distance between the side plates on both sides is equal to the width of the test piece.

Further, a roller is provided on the outer periphery of the pressing rod, and the roller can be rotatably arranged around the center line of the pressing rod. It has the same function as the sleeve, which is to facilitate the installation and position adjustment (movement) of the test piece, reduce resistance, and facilitate the breakage of the test piece.

In addition, the extruding rod is a screw rod, and a nut matched with the screw rod is fixed on the top plate. There is also a bolt head on the top of the screw rod, which is provided with a through hole along the horizontal direction and through its center, and the detection equipment also includes a handle bar inserted into the through hole, wherein there can be multiple through holes, Can select according to actual needs like this, is convenient to the rotation of screw mandrel.

Compared with the prior art, the utility model has the following advantages:

The detection equipment adopted by the utility model has the advantages of simple structure, convenient use, low cost and portability.

Description of drawings

Fig. 1 is the front schematic diagram of the detection equipment of the present utility model;

Fig. 2 is a schematic left view of Fig. 1;

In the accompanying drawings: 1, bottom plate; 2, support frame; 20, support plate; 21, support rod; a, sleeve; 3, support column; 4, top plate; 5, extrusion rod (screw rod); Pressure head; 60, joint; 61, side plate; 62, pressing rod; b, roller; 7, nut; 8, bolt head; 80, through hole; 9, hand-held rod.

Detailed ways

Preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1 and 2, the testing equipment for the zero-stretch fracture performance of the waterproof membrane provided in this embodiment includes a base plate 1, and two mounting brackets fixedly arranged on the base plate 1 for erecting the two ends of the test piece. A support frame 2, a top plate 4 erected above the base plate 1 through a support column 3, an extrusion rod 5 that can be vertically moved up and down on the top plate 4, is arranged on the bottom of the extrusion rod 5 and is used for extruding The test piece makes the extrusion head 6 of the test piece break inward from both ends, wherein the extrusion head 6 is located directly above the test piece and between the two support frames 2 .

In this example, the base plate 1 is arranged horizontally, two support frames 2 are located on both sides of the base plate 1, there are four support columns 3, the top plate 4 is arranged parallel to the base plate 1, and the extruding rod 5 is arranged at the center of the top plate 4.

Specifically, the supporting frame 2 includes two supporting plates 20 arranged parallel to each other standing on the base plate 1, and a strut 21 horizontally arranged between the two supporting plates 20, and the two ends of the test piece are respectively erected on the two on a strut 21.

The struts 21 are arranged perpendicular to the support plates 20 on both sides respectively, and the two struts 21 are arranged flush with each other, and the test piece is erected on the struts 21 horizontally.

Further, a sleeve a is provided on the outer periphery of the support rod 21 , and the sleeve a can be rotatably arranged around the centerline of the support rod 21 . It is convenient for the installation and position adjustment (movement) of the test piece to be tested, reduces the resistance, and facilitates the breaking of the test piece.

Meanwhile, the distance between the two support plates 20 is equal to the width of the test piece.

Specifically, the extrusion head 6 forms an isosceles triangle with the two support frames 2, and the extrusion head 6 includes a joint 60 that is movably connected with the extrusion rod 5, and a side that is arranged at the bottom of the joint 60 and extends downward from both sides. The plate 61 and the pressing rod 62 arranged horizontally between the two side plates 61 .

The side plates 61 on both sides are arranged in parallel, and the pressure rods 62 are respectively arranged perpendicular to the side plates 61 on both sides, and the distance between the side plates 61 on both sides is equal to the width of the test piece.

Further, a roller b is provided on the outer periphery of the pressing rod 62 , and the roller b can be rotatably arranged around the center line of the pressing rod 62 . It has the same function as the sleeve a, both to facilitate the installation and position adjustment (movement) of the test piece, reduce resistance, and facilitate the breakage of the test piece.

In this example, the extruding rod 5 is a screw rod, and a nut 7 matched with the screw rod 5 is fixed on the top plate 4 . The top of the screw mandrel 5 is also provided with a bolt head 8, which is provided with a through hole 80 along the horizontal direction and passing through its center, and the detection device also includes a handle bar 9 inserted into the through hole 80, wherein There can be many through holes 80, which can be selected according to actual needs, so as to facilitate the rotation of the screw mandrel 5.

The above-mentioned embodiments are only to illustrate the technical conception and characteristics of the present utility model, and its purpose is to allow those familiar with this technology to understand the content of the present utility model and implement it accordingly, and cannot limit the protection scope of the present utility model. Equivalent changes or modifications made according to the spirit of the present utility model shall fall within the protection scope of the present utility model.

Claims (10)

1. the checkout equipment of a waterproof roll zero elongation rupture performance, it is characterized in that: described checkout equipment comprises base plate, be fixedly installed on two bracing frames for being erected at the both ends of test specimen to be measured on described base plate, the top board above described base plate is erected at by support column, can along vertical direction up and down be arranged on pressure ram on described top board, to be arranged on bottom described pressure ram and for extruding the extrusion head that described test specimen to be measured makes described test specimen to be measured inwardly fracture from both ends, wherein, described extrusion head is positioned at directly over described test specimen to be detected, and be between two support frames as described above.

2. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 1, it is characterized in that: each described bracing frame comprises two pieces of standing on described base plate back up pad arranged in parallel, be horizontally set with strut between two pieces of described back up pads, and the both ends of described test specimen to be measured are erected on the strut described in two respectively.

3. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 2, it is characterized in that: described strut is vertical with the described back up pad of both sides respectively to be arranged, and two described struts flush setting, being erected on described strut of described coupon level to be measured.

4. the checkout equipment of the waterproof roll zero elongation rupture performance according to Claims 2 or 3, is characterized in that: be provided with sleeve in the periphery of described support bar, and described sleeve can rotate around described support bar center line and arrange.

5. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 2, is characterized in that: the spacing between two pieces of described back up pads equals the width of described test specimen to be measured.

6. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 1, it is characterized in that: described extrusion head and two support frames as described above form isosceles triangle, and described extrusion head comprise be flexibly connected mutually with described pressure ram joint, to be arranged on bottom described joint and from both sides to the side plate of downward-extension, be horizontally set with depression bar between two described side plates.

7. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 6, it is characterized in that: the side plate described in both sides be arranged in parallel, described depression bar is vertical with the described side plate of both sides respectively to be arranged, and the spacing between side plate described in both sides equals the width of described test specimen to be measured.

8. the checkout equipment of the waterproof roll zero elongation rupture performance according to claim 6 or 7, is characterized in that: be provided with cylinder in the periphery of described depression bar, and described cylinder can rotate around the center line of described depression bar and arrange.

9. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 1, is characterized in that: described pressure ram is screw mandrel, described top board is fixed with the nut matched with described screw mandrel.

10. the checkout equipment of waterproof roll zero elongation rupture performance according to claim 9, it is characterized in that: be also provided with bolt head at the top of described screw mandrel, described bolt head is provided with along horizontal direction and passes the through hole at its center, and described checkout equipment also comprises the hand-held pole inserted in described through hole.