CN212058951U - Wall-touch-preventing positioning measuring cylinder cover - Google Patents

Abstract

The utility model discloses a prevent touching wall location graduated flask lid, including the graduated flask, the apron has been placed on the top of graduated flask, and pegs graft on the outer wall bottom of apron and the inner chamber top of graduated flask, first round hole and second round hole have been seted up respectively to the upper surface left and right sides of apron, the thread groove has been seted up on the inner wall top of second round hole, peg graft and have the rubber circle the inner chamber bottom of thread groove, the inner chamber spiro union of thread groove has the nut, the inner chamber of thread groove is extended on the top of nut, the third round hole has been seted up to the upper surface of nut. This prevent touching wall location graduated flask lid, easy operation, the thermometer is taken into account and the fixed effect of densimeter is strong, the mercury ball of thermometer and the phenomenon of the lower part and the graduated flask inner wall contact of densimeter can not appear, improved measuring result's accuracy, great satisfied fluid density measuring demand.

Description

Wall-touch-preventing positioning measuring cylinder cover

Technical Field

The utility model relates to a density measurement technical field specifically is a prevent touching wall location measuring cover.

Background

The traditional measuring method can realize the density measurement of the oil, but the operation method is too complicated, the fixing effect of the thermometer and the densimeter is poor, the phenomenon that a mercury ball of the thermometer and the lower part of the densimeter are contacted with the inner wall of the measuring cylinder easily occurs, so that the accuracy of the measuring result is poor, and the design of the touch-proof wall positioning measuring cylinder cover is convenient for the measurement of the oil.

Disclosure of Invention

An object of the utility model is to provide a prevent touching wall location volume cover to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent touching wall location graduated flask lid, includes the graduated flask, the apron has been placed on the top of graduated flask, and the outer wall bottom of apron pegs graft with the inner chamber top of graduated flask, first round hole and second round hole have been seted up respectively to the upper surface left and right sides of apron, the thread groove has been seted up on the inner wall top of second round hole, peg graft there is the rubber circle the inner chamber bottom of thread groove, the inner chamber spiro union of thread groove has the nut, the inner chamber of thread groove is extended on the top of nut, the third round hole has been seted up to the upper surface of nut.

Preferably, the upper surface of the cover plate is circular, and the diameter of the upper surface of the cover plate is larger than the outer diameter of the measuring cylinder.

Preferably, the inner diameters of the second round hole, the rubber ring and the third round hole are the same.

Preferably, the longitudinal section of the outer wall of the nut is in a T shape, and the thread height of the outer wall of the nut is greater than the height of the inner cavity of the thread groove.

Compared with the prior art, the beneficial effects of the utility model are that: this prevent touching wall location graduated flask lid, when in-service use, insert the 500 ml position department of graduated flask with the mercury bubble of thermometer from the third round hole, swivel nut, the nut moves down and extrudes the rubber circle, the rubber circle is compressed to extrude the thermometer and fixed, insert the densimeter in the graduated flask from first round hole, the upper portion of densimeter is fixed with the last surface contact of apron, can carry out the reading, thereby make operation process simple, and the fixed effect of thermometer and densimeter is strong, the mercury ball of thermometer and the lower part of densimeter and the phenomenon of graduated flask inner wall contact can not appear, measuring result's accuracy has been improved, great satisfied fluid density measuring demand.

Drawings

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

fig. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged view of the position a of the present invention.

In the figure: 1. measuring cylinder, 2, apron, 3, first round hole, 4, second round hole, 5, thread groove, 6, rubber circle, 7, nut, 8, third round hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a wall-touch-preventing positioning measuring cylinder cover comprises a measuring cylinder 1, the measuring cylinder 1 is used for storing oil to be measured, a cover plate 2 is arranged at the top end of the measuring cylinder 1, the bottom end of the outer wall of the cover plate 2 is inserted into the top end of the inner cavity of the measuring cylinder 1, the left side and the right side of the upper surface of the cover plate 2 are respectively provided with a first round hole 3 and a second round hole 4, the first round hole 3 is used for inserting and fixing the densimeter to avoid the contact of the densimeter and the inner wall of the measuring cylinder 1, the top end of the inner wall of the second round hole 4 is provided with a threaded groove 5, the bottom end of the inner cavity of the threaded groove 5 is inserted with a rubber ring 6, when the rubber ring 6 is deformed by being pressed by the nut 7, the rubber ring 6 can press the outer wall of the thermometer inwards, thereby realize the fixed of thermometer, the inner chamber spiro union of thread groove 5 has nut 7, and the top of nut 7 extends the inner chamber of thread groove 5, and third round hole 8 has been seted up to the upper surface of nut 7, and when measuring, the thermometer inserts in graduated flask 1 along third round hole 8 and second round hole 4.

Preferably, the upper surface of the cover plate 2 is circular, and the diameter of the upper surface of the cover plate 2 is larger than the outer diameter of the measuring cylinder 1, so that the cover plate 2 can be stably fixed on the upper surface of the measuring cylinder 1.

As preferred scheme, still further, the internal diameter of second round hole 4, rubber circle 6 and third round hole 8 is all the same, ensures that the thermometer can pass second round hole 4, rubber circle 6 and third round hole 8 in proper order and insert in graduated flask 1 to can make the thermometer insert perpendicularly, avoid thermometer and graduated flask 1 inner wall contact.

Preferably, the longitudinal section of the outer wall of the nut 7 is in a T shape, the thread height of the outer wall of the nut 7 is larger than the inner cavity height of the thread groove 5, when the nut 7 is rotated, the downward moving distance of the nut 7 can be extruded to the rubber ring 6, and the rubber ring 6 can be extruded and fixed on the thermometer.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

During the use, 1000 milliliters of fluid that awaits measuring is injected into graduated flask 1, insert the thermometer in graduated flask 1 from third round hole 8, make the mercury bubble of thermometer be in the 500 milliliters position of graduated flask 1, swivel nut 7, make nut 7 remove extrusion rubber circle 6 downwards, rubber circle 6 receives and takes place deformation after the extrusion, inside side extrusion thermometer, thereby make the thermometer fixed, insert the densimeter in graduated flask 1 from first round hole 3 again, the upper portion card of densimeter is at the upper surface of apron 2, the lower part suspension of densimeter is on fluid, it is static to treat fluid, alright reading, the device easy operation, be convenient for measure, and can prevent thermometer and densimeter and graduated flask 1's inner wall contact, measuring accuracy has been improved, more do benefit to the popularization.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "snap" and "pivot" and "snap" and "weld" and "screw" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a prevent touching wall location graduated flask lid, includes graduated flask (1), its characterized in that: apron (2) have been placed on the top of graduated flask (1), and the outer wall bottom of apron (2) is pegged graft with the inner chamber top of graduated flask (1), first round hole (3) and second round hole (4) have been seted up respectively to the upper surface left and right sides of apron (2), thread groove (5) have been seted up on the inner wall top of second round hole (4), the inner chamber bottom of thread groove (5) is pegged graft and is had rubber circle (6), the inner chamber spiro union of thread groove (5) has nut (7), the inner chamber of thread groove (5) is extended to the top of nut (7), third round hole (8) have been seted up to the upper surface of nut (7).

2. The touch wall positioning measuring cylinder cover as claimed in claim 1, wherein: the upper surface shape of apron (2) is circular, the upper surface diameter of apron (2) is greater than the external diameter of graduated flask (1).

3. The touch wall positioning measuring cylinder cover as claimed in claim 1, wherein: the inner diameters of the second round hole (4), the rubber ring (6) and the third round hole (8) are the same.

4. The touch wall positioning measuring cylinder cover as claimed in claim 1, wherein: the longitudinal section of the outer wall of the nut (7) is T-shaped, and the thread height of the outer wall of the nut (7) is greater than the height of the inner cavity of the thread groove (5).

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