CN211148509U

CN211148509U - PH meter

Info

Publication number: CN211148509U
Application number: CN201921981602.4U
Authority: CN
Inventors: 陈雪; 周颖; 胡金梅; 郑梦婷
Original assignee: Fuzhou Environmental Testing Technology Co ltd
Current assignee: Fuzhou Environmental Testing Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-31
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a PH meter, including spacing seat, PH meter body, screw thread post and rubber pad, a side surface of PH meter body is equipped with the display screen, the top surface of PH meter body is equipped with spacing seat, the spacing groove has been seted up on the spacing seat, one side that the upper surface of PH meter body is located spacing seat is equipped with the screw thread post, install the nut on the screw thread post, through the spacing rubber pad of installing of nut on the screw thread post, be equipped with the block rubber on the rubber pad, the both sides that are located the block rubber on the block rubber are run through and are seted up first spliced eye. The utility model discloses possess simple structure, the fast operation of being convenient for the detection efficiency's of PH advantage.

Description

PH meter

Technical Field

The utility model relates to a PH meter technical field specifically is a PH meter.

Background

A PH meter refers to an instrument for measuring the pH value of a solution. The PH meter operates on the principle of a galvanic cell, the electromotive force between two electrodes of which is related, according to nernst's law, both to the properties of the electrodes themselves and to the concentration of hydrogen ions in the solution. There is a corresponding relationship between the electromotive force of the primary cell and the hydrogen ion concentration, and the negative logarithm of the hydrogen ion concentration is the PH value. The PH meter is a common analytical instrument and is widely applied to the fields of agriculture, environmental protection, industry and the like. The existing PH meter is placed above a beaker through a support frame when being detected, the position of the PH meter on the support frame needs to be adjusted according to beakers with different sizes when being detected, the operation is complex, and the detection efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PH meter possesses simple structure, and the fast operation of being convenient for the detection efficiency's of PH advantage has solved current PH meter and has all put the top at the beaker through the support frame when detecting, need adjust the position of PH meter on the support according to the beaker of equidimension not when detecting, operates more loaded down with trivial details, influences detection efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PH meter, includes spacing seat, PH meter body, screw thread post and rubber pad, a side surface of PH meter body is equipped with the display screen, the top surface of PH meter body is equipped with spacing seat, the spacing groove has been seted up on the spacing seat, one side that the upper surface of PH meter body is located spacing seat is equipped with the screw thread post, install the nut on the screw thread post, through the spacing rubber pad of installing of nut on the screw thread post, be equipped with the block rubber on the rubber pad, the both sides that are located the block rubber on the block rubber run through and have seted up first spliced eye.

Preferably, the threaded columns are arranged two in number, the two threaded columns are symmetrically distributed on the PH meter body, and the threaded columns are located on one side, away from the display screen, of the limiting seat.

Preferably, the rubber pad is located the inboard of rubber block and has run through and seted up the second spliced eye, just the rubber block is located the center department of rubber pad.

Preferably, the first inserting holes are symmetrically distributed on two sides of the rubber block, and the size of the first inserting holes is matched with that of the threaded columns.

Preferably, a PH measuring rod is inserted in the rubber block of the rubber pad and is electrically connected with the PH meter body through a signal line.

Preferably, the bottom surface of the rubber pad is provided with ten limiting blocks, and the limiting blocks are symmetrically distributed on the bottom surface of the rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the rubber pad, the PH measuring stick is pegged graft in the second spliced eye of rubber pad, only need to put the PH measuring stick at the beaker mouth through the rubber pad lid when using, make the PH measuring stick insert in the liquid that awaits measuring in the beaker, PH measuring stick 11 passes through 6 centre grippings of rubber piece fixed, user's accessible pull PH measuring stick, 11 bottoms of adjustment PH measuring stick are located the position in the liquid that awaits measuring in the beaker, convenient to use person is according to the position of the big or small adjustment PH measuring stick of beaker on the support, and the bottom surface of rubber pad is equipped with the stopper, the stopper joint of rubber pad is inboard at the beaker mouth, with the spacing installation of rubber pad at the beaker mouth, through setting up the screw thread post, install the nut on the screw thread post, when the PH measuring stick uses, the user can pass through the top of rubber pad joint at the screw thread post nut with the PH measuring.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the limiting plate according to the present invention;

fig. 4 is a schematic view of the bottom view of the limiting plate of the present invention.

In the figure: 1. a limiting seat; 2. a PH meter body; 3. a first plug hole; 4. a threaded post; 5. a second plug hole; 6. a rubber block; 7. a rubber pad; 8. a limiting groove; 9. a display screen; 10. a nut; 11. a pH measuring rod; 12. and a limiting block.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; 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.

Referring to fig. 1 to 4, the present invention provides an embodiment: a PH meter comprises a limiting seat 1, a PH meter body 2, threaded columns 4 and a rubber pad 7, wherein a display screen 9 is arranged on one side surface of the PH meter body 2, the limiting seat 1 is arranged on the top surface of the PH meter body 2, a limiting groove 8 is formed in the limiting seat 1 and used for limiting a placement area of a beaker, the threaded columns 4 are arranged on one side, located on the limiting seat 1, of the upper surface of the PH meter body 2, the two threaded columns 4 are arranged, the two threaded columns 4 are symmetrically distributed on the PH meter body 2, the threaded columns 4 are located on one side, away from the display screen 9, of the limiting seat 1, nuts 10 are mounted on the threaded columns 4, the rubber pad 7 is mounted on the threaded columns 4 in a limiting mode through the nuts 10, when the PH measuring rod 11 is not needed to be used, a user can clamp the PH measuring rod 11 above the nuts 10 on the threaded columns 4 through the rubber pad 7, the PH measuring rod 11 can be taken at any time only through the rubber pad 7 to cover the, the convenient to use person is according to the position of the big or small adjustment PH measuring stick 11 of beaker on the support, and stopper 12 has been seted up on the bottom surface of rubber pad 7, and rubber pad 7 passes through stopper 12 joint at the beaker mouth inboard, with 7 spacing installations in the beaker mouth of rubber pad, stopper 12 is equipped with ten altogether, and stopper 12 symmetric distribution is on the bottom surface of rubber pad 7.

A second inserting hole 5 is formed in the rubber pad 7 positioned on the inner side of the rubber block 6 in a penetrating manner, a PH measuring rod 11 is inserted in the rubber block 6 of the rubber pad 7, the PH measuring rod 11 is clamped and fixed through the rubber block 6, a user can adjust the position of the bottom end of the PH measuring rod 11 positioned in the liquid to be measured in the beaker by pulling the PH measuring rod, the PH measuring rod 11 is electrically connected with the PH meter body 2 through a signal wire, the rubber block 6 is positioned at the center of the rubber pad 7, the specification of a beaker used for detecting the PH value is 250ml, the rubber pad 7 is suitable for the beaker with the specification of 250ml, and can be compatible to the beaker of low specification, be equipped with block rubber 6 on the rubber pad 7, the both sides that lie in block rubber 6 on the rubber pad 7 run through and have seted up first spliced eye 3, first spliced eye 3 is in the bilateral symmetry distribution of block rubber 6, and the size of first spliced eye 3 and the big or small looks adaptation of screw thread post 4.

The working principle is as follows: when the PH measuring device is used, the PH measuring rod 11 is only required to be covered on the opening of the beaker through the rubber pad 7, the PH measuring rod 11 is inserted into liquid to be measured in the beaker, the PH measuring rod 11 is inserted in the rubber block 6 of the rubber pad 7, the PH measuring rod 11 is clamped and fixed through the rubber block 6, a user can adjust the position of the bottom end of the PH measuring rod 11 in the liquid to be measured in the beaker by pulling the PH measuring rod, the user can adjust the position of the PH measuring rod 11 on the bracket according to the size of the beaker, the limiting block 12 is arranged on the bottom surface of the rubber pad 7, the rubber pad 7 is clamped and connected on the inner side of the opening of the beaker through the limiting block 12, the rubber pad 7 is limited and installed on the opening of the beaker, the PH meter body 2 is provided with the threaded column 4, the nut 10 is installed on the threaded column 4, when the PH measuring rod 11 is not required to be used, is convenient for being taken and used at any time.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PH meter, includes spacing seat (1), PH meter body (2), screw thread post (4) and rubber pad (7), its characterized in that: the display device is characterized in that a display screen (9) is arranged on the surface of one side of the PH meter body (2), a limiting seat (1) is arranged on the surface of the top of the PH meter body (2), a limiting groove (8) is formed in the limiting seat (1), a threaded column (4) is arranged on one side, located on the limiting seat (1), of the upper surface of the PH meter body (2), a nut (10) is installed on the threaded column (4), a rubber pad (7) is installed on the threaded column (4) in a limiting mode through the nut (10), a rubber block (6) is arranged on the rubber pad (7), and first inserting holes (3) are formed in the two sides, located on the rubber block (6), of the rubber pad (7) in a penetrating mode.

2. A PH meter according to claim 1, wherein: the PH meter is characterized in that the two threaded columns (4) are arranged, the two threaded columns (4) are symmetrically distributed on the PH meter body (2), and the threaded columns (4) are located on one side, deviating from the display screen (9), of the limiting seat (1).

3. A PH meter according to claim 1, wherein: the inner side of the rubber pad (7) located on the rubber block (6) is provided with a second inserting hole (5) in a penetrating mode, and the rubber block (6) is located in the center of the rubber pad (7).

4. A PH meter according to claim 1, wherein: the first inserting holes (3) are symmetrically distributed on two sides of the rubber block (6), and the size of the first inserting holes (3) is matched with that of the threaded columns (4).

5. A PH meter according to claim 1, wherein: the PH meter is characterized in that a PH measuring rod (11) is inserted in a rubber block (6) of the rubber pad (7), and the PH measuring rod (11) is electrically connected with the PH meter body (2) through a signal line.

6. A PH meter according to claim 1, wherein: the bottom surface of the rubber pad (7) is provided with ten limiting blocks (12), and the limiting blocks (12) are symmetrically distributed on the bottom surface of the rubber pad (7).