CN219625446U

CN219625446U - Detection device for exchangeable acidity

Info

Publication number: CN219625446U
Application number: CN202320613627.9U
Authority: CN
Inventors: 杨玉敏; 叶美金; 魏会廷; 陈百平
Original assignee: Institute Of Agricultural Resources And Environment Sichuan Academy Of Agricultural Sciences
Current assignee: Institute Of Agricultural Resources And Environment Sichuan Academy Of Agricultural Sciences
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-09-01
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a detection device for exchangeable acidity, which comprises a plate surface, wherein two sides of the upper end of the plate surface are fixedly connected with supporting rods, round grooves are formed in the upper ends of the supporting rods, sliding grooves are formed in the opposite sides of the supporting rods, the sliding grooves penetrate through the round grooves, an adjusting assembly is arranged in the round grooves, a limiting assembly is arranged at the upper end of the adjusting assembly, the front surface of the adjusting assembly is slidably connected with a mounting plate, a buret is clamped on the front surface of the mounting plate, scales are arranged on the outer surface of the buret, and the lower end of the buret is fixedly connected with a flow controller. By adopting the structure, the burette can achieve the effect of moving left and right under the action of the slide hole and the slide plate, the flexibility of the device is further increased, and the level degree of the device can be more accurately observed under the action of the level meter, so that the accuracy of the device is further increased.

Description

Detection device for exchangeable acidity

Technical Field

The utility model belongs to the technical field of experimental instruments and equipment, and particularly relates to a detection device for exchangeable acidity.

Background

The pH meter is an instrument for measuring the pH value of a solution, and works by utilizing the principle of a primary battery, and the electromotive force between two electrodes of the primary battery is related to the self attribute of the electrode and the concentration of hydrogen ions in the solution according to the Nernst law. The electromotive force of the primary cell has a corresponding relation with the concentration of hydrogen ions, and the negative logarithm of the concentration of the hydrogen ions 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.

Most of the existing acidity detection devices are fixed in structure, and are inconvenient to flexibly adjust the device when the device is used, the position of a buret is inconvenient to adjust when titration is carried out, the accuracy and the operability of the titration are poor, higher requirements are provided for the actual personal operating capacity of test personnel, and the titration efficiency is low.

Disclosure of Invention

In view of the above-mentioned problems in the background art, an object of the present utility model is to provide a device for detecting exchangeable acidity, so as to solve the above-mentioned problems.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a detection device of interchangeability acidity, includes the face, the equal fixedly connected with branch in upper end both sides of face, the circular slot has all been seted up to the upper end of branch, the spout has all been seted up to the opposite side of branch, the spout runs through the circular slot, the inside of circular slot is provided with adjusting part, limiting component has been seted up to adjusting part's upper end, adjusting part's front sliding connection has the mounting panel, the front joint of mounting panel has the buret, the surface of buret is provided with the scale, the lower extreme fixedly connected with flow controller of buret, flow controller's lower extreme fixedly connected with buret, the upper end fixedly connected with PH detector of face, the PH detector is located adjusting part's below, the equal fixedly connected with handle in upper end both sides of face.

Further, as the preferable technical scheme, the adjusting component comprises a bearing arranged in the circular groove, the inner ring of the bearing is fixedly connected with a screw rod, the outer surface of the supporting rod is fixedly connected with a threaded piece, and the opposite sides of the threaded piece are fixedly connected with connecting rods.

Further, as the preferable technical scheme, the upper end fixedly connected with carousel of lead screw, the recess has all been seted up to the week side of carousel, the corner of recess is the fillet.

Further, as the preferable technical scheme, the lower extreme fixedly connected with spirit level of connecting rod, the spirit level is located the right side lower extreme of connecting rod.

Further, as the preferable technical scheme, the limiting assembly comprises limiting holes formed in the upper end of the connecting rod, a plurality of limiting holes are formed in the limiting assembly, and limiting rods are inserted into the limiting holes.

Further, as the preferred technical scheme, the slide hole has been seted up in the front of connecting rod, the inside sliding connection of slide hole has the slide, both sides all are provided with the limiting plate around the slide, the front fixedly connected with mounting panel of limiting plate.

Further, as a preferable technical scheme, the front face of the mounting plate is provided with a spring card, and the burette is clamped by the spring card.

Further, as the preferable technical scheme, the lower extreme fixedly connected with anti-skidding base of face, anti-skidding base is provided with a plurality of.

In summary, the utility model has the following advantages:

according to the utility model, the connecting rod can have an up-and-down movement effect under the condition of rotating the screw rod through the adjusting component, and the buret is indirectly connected with the connecting pipe, so that the buret can be conveniently adjusted under the condition of rotating the screw rod, the practicability and flexibility of the device are improved, the buret can be moved left and right under the action of the sliding hole and the sliding plate while the limiting pin is pulled out, the flexibility of the device is further improved, and the level degree of the device can be more accurately observed under the action of the level meter, so that the accuracy of the device is further improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a bottom view of the present utility model;

fig. 3 is an enlarged view of the portion a of fig. 1 according to the present utility model.

Reference numerals: 1. the plate surface, 2, the handle, 3, the supporting rod, 4, the circular groove, 5, the chute, 6, the adjusting component, 61, the screw rod, 62, the bearing, 63, the screw piece, 64, the connecting rod, 8, the limiting component, 81, the limiting hole, 82, the limiting rod, 9, the sliding hole, 10, the sliding plate, 11, the limiting plate, 12, the mounting plate, 13, the spring card, 14, the buret, 15, the scale, 16, the anti-skid base, 17, the flow controller, 18, the buret, 19, the PH detector, 20, the level gauge, 21, the groove, 22 and the turntable.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, a detecting device for exchangeable acidity in this embodiment includes a board 1, both sides of the upper end of the board 1 are fixedly connected with a supporting rod 3, round grooves 4 are all provided at the upper end of the supporting rod 3, sliding grooves 5 are all provided at opposite sides of the supporting rod 3, the sliding grooves 5 penetrate through the round grooves 4, an adjusting component 6 is provided in the round grooves 4, a limit component 8 is provided at the upper end of the adjusting component 6, the front sliding connection of the adjusting component 6 is provided with a mounting plate 12, a buret 14 is clamped at the front of the mounting plate 12, scales 15 are provided on the outer surface of the buret 14, a flow controller 17 is fixedly connected at the lower end of the buret 14, a buret 18 is fixedly connected at the lower end of the flow controller 17, a PH detector 19 is fixedly connected at the upper end of the board 1, the PH detector 19 is located under the adjusting component 6, handles 2 are fixedly connected at both sides of the upper end of the board 1, a slide hole 9 is provided at the front of the connecting rod 64, a slide plate 10 is slidingly connected at the inner side of the slide hole 9, a limit plate 11 is provided at both sides of the front and rear of the slide plate 10, and the front and rear of the limit plate 11 are fixedly connected with a mounting plate 12.

Example 2

Referring to fig. 1-2, in order to achieve the purpose of increasing flexibility of the device based on embodiment 1, the present embodiment innovates the adjusting assembly 6, specifically, the adjusting assembly 6 includes a bearing 62 disposed inside the circular groove 4, the inner rings of the bearing 62 are all fixedly connected with a screw rod 61, the outer surfaces of the supporting rods 3 are all screwed with screw members 63, and opposite sides of the screw members 63 are all fixedly connected with connecting rods 64; with the adjustment assembly 6, the connecting rod 64 can be moved downward while the screw 61 is rotated, and the burette 14 can be adjusted up and down while the connecting rod 64 is moved downward, thereby increasing the flexibility of the device.

Referring to fig. 1, in order to achieve the purpose of conveniently rotating the screw rod 61, in this embodiment, the upper end of the screw rod 61 is fixedly connected with a turntable 22, the circumference of the turntable 22 is provided with grooves 21, and corners of the grooves 21 are rounded; the screw 61 can be conveniently rotated by the turntable 22 and the groove 21 on the periphery of the turntable 22.

Referring to fig. 3, in order to achieve the purpose of observing levelness, in this embodiment, the lower end of the connecting rod 64 is fixedly connected with the level 20, and the level 20 is located at the right lower end of the connecting rod 64; the level of the connecting rod 64 can be observed under the setting of the level meter 20, thereby achieving the effect of conveniently observing the level condition.

Example 3

Referring to fig. 1 and 3, in this embodiment, in order to achieve the purpose of fixing the mounting plate 12 on the basis of embodiment 2, the present embodiment innovates the limiting assembly 8, specifically, the limiting assembly 8 includes a plurality of limiting holes 81 formed at the upper end of the connecting rod 64, and a limiting rod 82 is inserted into the plurality of limiting holes 81; when the burette 14 needs to be moved left and right under the action of the limiting rod 82, the burette 14 can be moved by pulling out the limiting rod 82, and the limiting rod 82 can be inserted into the limiting hole 81 to fix the burette after the movement is completed.

Referring to fig. 3, in order to achieve the purpose of convenient installation, in this embodiment, a spring card 13 is disposed on the front surface of the mounting plate 12, and the spring card 13 is used for clamping the burette 14; the burette 14 can be conveniently installed under the arrangement of the spring card 13, and meanwhile, the burette is very convenient to disassemble.

Referring to fig. 3, in order to achieve the purpose of skid prevention, in this embodiment, the lower end of the board surface 1 is fixedly connected with a plurality of skid-proof bases 16, and the skid-proof bases 16 are provided; the anti-skid base 16 can prevent slipping when the device is used, so that the stability of the device is further improved.

The use principle and the advantages are that: after the device is moved to a proper position through the handle 2 during use, the phenomenon that skidding can not occur when the device is used under the setting of the anti-skid base 16, further stability of the device is increased, after the completion of placement, the buret 14 and the spring card 13 are clamped with each other, the buret 14 can be conveniently installed under the setting of the spring card 13, meanwhile, the device is convenient to disassemble, and under the condition that the proper adjustment of the buret 14 is required, the connecting rod 64 can be downwards moved while the screw rod 61 rotates, and the upper and lower adjustment of the buret 14 can be carried out while the connecting rod 64 downwards moves, thereby increasing flexibility of the device, then the effect of left and right movement of the buret 14 can be achieved under the action of the slide hole 9 and the slide plate 10 while the limit pin is pulled out, and further flexibility of the device is increased, and the level degree of the device can be more accurately observed under the action of the level meter 20, thereby further increasing the precision of the device, and the device can be conveniently rotated through the screw rod 21 on the circumference side of the turntable 22 under the setting of the turntable 22.

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

Claims

1. An exchangeable acidity detection device, characterized in that: including face (1), equal fixedly connected with branch (3) in upper end both sides of face (1), circular slot (4) have all been seted up to the upper end of branch (3), spout (5) have all been seted up to the opposite side of branch (3), spout (5) run through circular slot (4), the inside of circular slot (4) is provided with adjusting part (6), spacing subassembly (8) have been seted up to the upper end of adjusting part (6), the front sliding connection of adjusting part (6) has mounting panel (12), the front joint of mounting panel (12) has buret (14), the surface of buret (14) is provided with scale (15), the lower extreme fixedly connected with flow controller (17) of buret (14), the lower extreme fixedly connected with buret (18) of flow controller (17), the upper end fixedly connected with PH detector (19) of face (1), PH detector (19) are located under adjusting part (6), the equal fixedly connected with handle (2) of the upper end of face (1).

2. The device for detecting exchangeable acidity according to claim 1, characterized in that: the adjusting component (6) comprises a bearing (62) arranged inside the circular groove (4), the inner ring of the bearing (62) is fixedly connected with a screw rod (61), the outer surface of the supporting rod (3) is fixedly connected with a threaded piece (63) through threads, and the opposite sides of the threaded piece (63) are fixedly connected with connecting rods (64).

3. The device for detecting exchangeable acidity according to claim 2, characterized in that: the upper end fixedly connected with carousel (22) of lead screw (61), recess (21) have all been seted up to the week side of carousel (22), the corner of recess (21) is the fillet.

4. The device for detecting exchangeable acidity according to claim 2, characterized in that: the lower extreme fixedly connected with spirit level (20) of connecting rod (64), spirit level (20) are located the right side lower extreme of connecting rod (64).

5. The device for detecting exchangeable acidity according to claim 2, characterized in that: the limiting assembly (8) comprises limiting holes (81) formed in the upper end of the connecting rod (64), a plurality of limiting holes (81) are formed, and limiting rods (82) are inserted into the limiting holes (81).

6. The device for detecting exchangeable acidity according to claim 2, characterized in that: the front of connecting rod (64) has seted up slide hole (9), the inside sliding connection of slide hole (9) has slide (10), both sides all are provided with limiting plate (11) around slide (10), the front fixedly connected with mounting panel (12) of limiting plate (11).

7. The device for detecting exchangeable acidity according to claim 1, characterized in that: the front of mounting panel (12) is provided with spring card (13), spring card (13) are with buret (14) joint.

8. The device for detecting exchangeable acidity according to claim 1, characterized in that: the anti-skid plate is characterized in that the lower end of the plate surface (1) is fixedly connected with an anti-skid base (16), and a plurality of anti-skid bases (16) are arranged.