CN212396782U - PVC test tube draw-in groove subassembly - Google Patents

Abstract

The utility model discloses a PVC test tube card slot subassembly, including body and base, the vertical setting of body, the body inner wall of body is equipped with the edge the bar draw-in groove that the length direction of body extends, the interval is equipped with first scale and second scale from top to bottom on the lateral wall of bar draw-in groove, the bottom of body sets up on the base. The beneficial effects are that: through bar draw-in groove joint detection test tube, confirm the interval of detect reagent and detection paper through the interval of scale, simple structure guarantees that the data of test are accurate.

Description

PVC test tube draw-in groove subassembly

Technical Field

The utility model relates to the technical field of mechanical equipment, specifically a PVC test tube bayonet socket subassembly.

Background

According to the standard requirement of GB/T2917.1-2002 Congo red method for measuring hydrogen chloride and any other acidic products released by blends and products mainly comprising vinyl chloride homo-and copolymers at high temperature, the hydrogen chloride and any other acidic products released by polyvinyl chloride resin at high temperature are measured, 50mm of materials are measured in a test tube in standard 8.1, and the bottom of a test paper is 25mm away from the surface of a sample in standard 8.2. In the prior operation, the height of a loaded sample and the distance between a test paper and the sample are measured by a graduated scale, and a tool for fixing a test tube is not used in the measurement, so that the test is inaccurate, the test tube is damaged, the cost is increased, and the material is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a PVC test tube card slot subassembly is provided, through bar draw-in groove joint detection test tube, confirm the interval of detect reagent and detection paper through the interval of scale, simple structure guarantees that the data of test are accurate.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model discloses a PVC test tube card slot subassembly, including body and base, the vertical setting of body, the body inner wall of body is equipped with the edge the bar draw-in groove that the length direction of body extends, the interval is equipped with first scale and second scale from top to bottom on the lateral wall of bar draw-in groove, the bottom of body sets up on the base.

The beneficial effects are that: through bar draw-in groove joint detection test tube, confirm the interval of detect reagent and detection paper through the interval of scale, simple structure guarantees that the data of test are accurate.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the bottom of the pipe body is provided with a socket head, the base is provided with a slot matched with the socket head, and the socket head is inserted into the slot.

The beneficial effects of adopting above-mentioned further scheme are that fixed effectual, the operation of being convenient for.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the distance between the first scale and the second scale is 25 mm.

The beneficial effect of adopting above-mentioned further scheme is that the interval of reagent and test paper is guaranteed through the scale, confirms the accuracy of testing data.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the pipe body is of a semi-cylinder structure.

The beneficial effects of adopting above-mentioned further scheme are that simple structure, the card of the test tube of being convenient for is established.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the material of the pipe body is resin or wood.

Adopt the beneficial effect of above-mentioned further scheme to be can not lead to the damage of glass test tube, and the comfort is strong.

On the basis of the above scheme, the utility model discloses can also do following improvement.

Further, the wall thickness of body is 3 mm.

The beneficial effect of adopting above-mentioned further scheme is that satisfy the user demand, it is light.

Drawings

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

in the figure: 1. a pipe body; 2. a strip-shaped clamping groove; 3. a first scale; 4. a second scale; 5. a base; 6. a socket head.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the box or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; the connection can be mechanical connection or circuit connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1, in this embodiment, a PVC test tube card slot assembly, includes body 1 and base 5, body 1 is vertical to be set up, body 1 is the half-cylinder structure, the body inner wall of body 1 is equipped with the edge bar draw-in groove 2 that the length direction of body 1 extends, the interval is equipped with first scale 3 and second scale 4 about on the lateral wall of bar draw-in groove 2, the bottom setting of body 1 is in on the base 5. The bottom of the pipe body 1 is provided with a socket head 6, the base 5 is provided with a slot matched with the socket head 6, and the socket head 6 is inserted into the slot.

The height of body 1 is 155mm, the wall thickness of body 1 is 3mm, and the height of bar draw-in groove 2 is 145mm, and the height of socket 6 is 10mm, first scale 3 with interval between the second scale 4 is 25 mm. The height of the first scale 3 is 50mm, the height of the second scale 4 is 75mm, and the height of the filling material and the distance between the test paper and the sample can be directly read.

The pipe body 1 is made of resin or wood. The test tube can not collide and rub with the test tube made of glass materials to cause damage of the test tube, other materials which can not cause damage of the glass test tube can be used for manufacturing, and the glass, metal, marble and other materials are not easy to manufacture.

When an actual sample is tested, the test tube is placed into the strip-shaped clamping groove 2, then the test material is filled, the test material is slightly vibrated, the test material is not excessively filled or adhered to the wall of the test tube, when the test material amount reaches a first scale 3, the test material amount meets the test requirement, the filling is stopped, then the test paper is placed, one end of the test paper is rolled up or folded to be inserted into a thin glass tube, the thin glass tube is inserted into a plug, the test tube is plugged by the plug, the position of the glass tube in the plug is adjusted, so that the lower end of the test paper is located at a second scale 4, and finally the heating test is carried out.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (6)

1. The utility model provides a PVC test tube bayonet component which characterized in that: including body (1) and base (5), the vertical setting of body (1), the body inner wall of body (1) is equipped with the edge bar draw-in groove (2) that the length direction of body (1) extends, the interval is equipped with first scale (3) and second scale (4) from top to bottom on the lateral wall of bar draw-in groove (2), the bottom setting of body (1) is in on base (5).

2. The PVC test tube card slot assembly of claim 1, wherein: the socket is characterized in that a socket head (6) is arranged at the bottom of the pipe body (1), a slot matched with the socket head (6) is formed in the base (5), and the socket head (6) is inserted into the slot.

3. The PVC test tube card slot assembly of claim 1, wherein: the distance between the first scale (3) and the second scale (4) is 25 mm.

4. A PVC test tube card slot assembly as claimed in any one of claims 1 to 3, wherein: the pipe body (1) is of a semi-cylinder structure.

5. A PVC test tube card slot assembly as claimed in any one of claims 1 to 3, wherein: the pipe body (1) is made of resin or wood.

6. A PVC test tube card slot assembly as claimed in any one of claims 1 to 3, wherein: the wall thickness of the pipe body (1) is 3 mm.

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