CN220490891U

CN220490891U - Conductivity meter

Info

Publication number: CN220490891U
Application number: CN202322010752.3U
Authority: CN
Inventors: 陈杰华
Original assignee: Shanghai Baizhe Instrument Co ltd
Current assignee: Shanghai Baizhe Instrument Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-02-13
Anticipated expiration: 2033-07-28

Abstract

The utility model discloses a conductivity meter in the technical field of conductivity meters, which comprises two electrode blocks, an adjustable horizontal base, a U-shaped base, a butterfly bolt and nut component, a sleeve, a manual telescopic rod, a plastic five-star handle bolt, a swing rod, a connecting rod, a clamping device and a cross level bar, wherein the two electrode blocks are connected with an electrode interface of a host through a signal wire; the position of the clamping device can be adjusted by utilizing the manual telescopic rod which can be lifted and rotated and the swinging rod and the connecting rod which are locked in a rotating way, the clamping device and the adjustable horizontal base are matched with the cross level bar to keep horizontal, and the stability in use is improved.

Description

Conductivity meter

Technical Field

The utility model relates to the technical field of conductivity meters, in particular to a conductivity meter.

Background

The conductivity meter is an instrument for measuring the conductivity of electrolyte solution by electrochemical measurement, and the measurement principle is that two parallel polar plates are put into the measured solution, a certain potential (usually sine wave voltage) is applied to two ends of the polar plates, then the current flowing between the polar plates is measured, and the conductivity can be obtained when the electrode constant (J) is known and the solution resistance (R) or the conductivity (G) is measured according to ohm's law. Conductivity is an indication of the conductivity of an electrolyte solution and is in most cases proportional to the concentration of ions in the solution, so that the total concentration of ions or the salt content in the solution can be determined by measuring the conductivity. However, the electrodes (such as the electrode model is D8-0.1 BK) of the existing conductivity meter are required to be connected through a chuck, and the manufacturing process difficulty is higher than that of the common threaded connection; meanwhile, the installation and the disassembly are troublesome, and most of the conductivity meters can only detect through a single probe, so that the detection precision is reduced, and based on the detection, the utility model designs a conductivity meter to solve the problems.

Disclosure of Invention

The present utility model is directed to a conductivity meter for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the conductivity meter comprises two electrode blocks connected with an electrode interface of a host through a signal wire, an adjustable horizontal base, a U-shaped base and a butterfly bolt nut component, wherein a sleeve is vertically fixed on one side of the top of the adjustable horizontal base, a manual telescopic rod is rotationally inserted into an inner cavity of the sleeve through a bearing, a plastic five-star handle bolt abutted against the outer wall of the manual telescopic rod is horizontally screwed above the outer wall of the sleeve, a pair of swing rods rotationally fixed with each other are rotationally locked at the top of the manual telescopic rod through the U-shaped base and the butterfly bolt nut component, a connecting rod is rotationally locked at the end part of the outer side of the swing rods through the U-shaped base and the butterfly bolt nut component, a clamping device is fixed at the outer end of the connecting rod, the two electrode blocks are fixedly penetrated on the clamping device, a cross level bar is arranged on the front surfaces of the clamping device and the adjustable horizontal base, the clamping device comprises an incomplete rectangular frame with one end being opened, a miniature bidirectional screw pair of a screw outer end fixed rotary table is horizontally and penetratingly arranged between the front and rear sides of the opening of the incomplete rectangular frame, a limit butterfly bolt which is in butt joint with a screw of the miniature bidirectional screw pair is vertically and spirally connected to the upper surface of the incomplete rectangular frame close to the opening, a pair of connecting blocks is horizontally and slidingly arranged on the inner side wall of the incomplete rectangular frame opposite to the opening, a square rod with a scale mark on the surface is parallelly fixed between a front moving block and a rear moving block of the miniature bidirectional screw pair and the front connecting block and the rear connecting block, a day-shaped frame is sleeved on both sides of the outer wall of the square rod in a sliding manner, a moving rod is inserted on the side wall of an inner cavity of the day-shaped frame in a sliding manner, a connecting spring is sleeved on the outer wall of the moving rod, the two ends of the connecting spring are respectively connected with the middle part of the outer wall of the movable rod and the outer side of the middle partition plate of the Japanese frame, and the outer end of the movable rod is fixedly provided with a clamping block.

Preferably, the adjustable horizontal base includes rear side open-ended rectangle hollow block, the opening part demountable installation of rectangle hollow block has the apron, the horizontal interval of inner chamber of rectangle hollow block evenly is fixed with a plurality of spacing frames, the inner chamber protrusion grafting of spacing frame has the balancing weight, the bottom four corners of rectangle hollow block is all vertical runs through the spiro union and has the threaded rod, the bottom of threaded rod is fixed with circular concave block, circular lug is installed through the bearing rotation laminating in the bottom of circular concave block, circular lug's top is fixed with the universal ball at laminating circular concave block inner chamber top.

Preferably, the head and the tail of the pair of swing rods are also in rotary locking connection through the U-shaped seat and the butterfly bolt and nut assembly.

Preferably, the front surface and the rear surface of the balancing weight are respectively attached to the front side of the inner wall of the rectangular hollow block and the inner side of the cover plate.

Preferably, a limit butterfly nut attached to the lower surface of the rectangular hollow block is screwed below the outer wall of the threaded rod.

Preferably, the outer wall interval of circular concave block is evenly fixed with the swivel plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the miniature bidirectional screw pair is driven to rotate positively and negatively through the turntable, so that the front rod and the rear rod can move relatively or reversely, the clamping blocks can squeeze and be far away from the electrode blocks, the replacement is convenient, the detection error can be effectively reduced through the design and timely replacement of the two electrode blocks, and the detection precision is improved; the position of the clamping device can be adjusted by utilizing the manual telescopic rod which can be lifted and rotated and the swinging rod and the connecting rod which are locked in a rotating way, the clamping device and the adjustable horizontal base are matched with the cross level bar to keep horizontal, and the stability in use is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic view of the clamping device in FIG. 1;

FIG. 3 is a schematic view of the adjustable horizontal base of FIG. 1.

In the drawings, the list of components represented by the various numbers is as follows:

the adjustable horizontal base comprises a 1-adjustable horizontal base, a 2-sleeve, a 3-manual telescopic rod, a 4-plastic five-star handle bolt, a 5-swing rod, a 6-U-shaped base, a 7-butterfly bolt nut component, an 8-connecting rod, a 9-clamping device, a 10-electrode block, an 11-cross horizontal ruler, a 90-incomplete rectangular frame, a 91-miniature bidirectional screw pair, a 92-limiting butterfly bolt, a 93-connecting block, a 94-square rod, a 95-day frame, a 96-movable rod, a 97-connecting spring, a 98-clamping block, a 100-rectangular hollow block, a 101-limiting frame, a 102-balancing weight, a 103-cover plate, a 104-threaded rod, a 105-round concave block, a 106-round bump and a 107-universal ball.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a conductivity meter, including two electrode blocks 10 through the electrode interface connection of signal line with the host computer, adjustable horizontal seat 1, U type seat 6 and butterfly bolt nut assembly 7, the vertical sleeve pipe 2 that is fixed with in top one side of adjustable horizontal base 1, the inner chamber of sleeve pipe 2 is pegged graft through the bearing rotation has manual telescopic link 3, the horizontal spiro union in outer wall top of sleeve pipe 2 has the plastics five stars handle bolt 4 of the outer wall of butt manual telescopic link 3 for spacing to manual telescopic link 3, the top of manual telescopic link 3 is through U type seat 6 and the rotation locking of butterfly bolt nut assembly 7 have a pair of pendulum rod 5 of mutual rotation fixed, wherein, also rotate the locking through U type seat 6 and butterfly bolt nut assembly 7 between a pair of pendulum rod 5 head and the tail and be connected, specifically: the butterfly bolt is inserted into the inner cavity of the U-shaped seat 6 through the through hole and penetrates the swing rod 5 to be connected with the butterfly nut in a threaded manner, the butterfly nut is screwed, the end part of the outer swing rod 5 is limited by extrusion, the connecting rod 8 is locked by the U-shaped seat 6 and the butterfly bolt nut component 7 in a rotating manner, the outer end of the connecting rod 8 is fixedly provided with the clamping device 9, the two electrode blocks 10 are all fixed on the clamping device 9 in a penetrating manner, the cross horizontal ruler 11 is arranged on the front surfaces of the clamping device 9 and the adjustable horizontal base 1, whether the electrode blocks are horizontal or not is conveniently determined, the clamping device 9 comprises an incomplete rectangular frame 90 with one end being opened, the center of the outer side face opposite to the opening is fixed with the outer end of the connecting rod 8, a miniature bidirectional screw pair 91 of a screw outer end fixing turntable is horizontally arranged between the front and the rear opening of the incomplete rectangular frame 90 in a penetrating manner through a bearing, the upper surface of incomplete rectangle frame 90 is close to the vertical spiro union of opening part has the spacing butterfly bolt 92 with the lead screw butt of miniature two-way screw pair 91 for spacing, prevent the maloperation, and horizontal slidable mounting has a pair of connecting block 93 on the inside wall of incomplete rectangle frame 90 just facing the opening, be fixed with the square pole 94 of a pair of surface setting scale mark between the front and back movable block of miniature two-way screw pair 91 and front and back two connecting block 93 in parallel, the outer wall both sides of square pole 94 all slide the cup joint day frame 95, the perpendicular square pole 94 lateral wall of inboard cavity of day frame 95 is slided and is run through and peg graft and have movable rod 96, the outer wall cover of movable rod 96 is equipped with connecting spring 97, connecting spring 97's both ends are connected with the middle part of movable rod 96 outer wall and the middle baffle outside in the day frame 95 respectively, the outer end of movable rod 96 is fixed with clamp block 98.

Referring to fig. 3, the adjustable horizontal base 1 includes a rectangular hollow block 100 with an opening at the rear side, a cover plate 103 is detachably mounted at the opening of the rectangular hollow block 100 through screws, a plurality of limiting frames 101 are uniformly fixed in the inner cavity of the rectangular hollow block 100 at intervals, a balancing weight 102 is convexly inserted in the inner cavity of the limiting frames 101, threaded rods 104 vertically penetrate through four corners at the bottom of the rectangular hollow block 100, round concave blocks 105 are fixed at the bottom ends of the threaded rods 104, round convex blocks 106 are rotatably attached to the bottom of the round concave blocks 105 through bearings, universal balls 107 attached to the tops of the inner cavities of the round concave blocks 105 are fixed at the tops of the round convex blocks 106, the balancing weight 102 can be taken out through opening the cover plate 103, the transportation can be conveniently detached, the threaded rods 104 can enter the rectangular hollow block 100 to change in length, and then the height of the rectangular hollow block 100 can be adjusted, the bearings and the universal balls 107 enable the round convex blocks 106 to be rotatably connected with the round concave blocks 105, and friction resistance is reduced.

Further, the front and rear surfaces of the balancing weight 102 are respectively attached to the front side of the inner wall of the rectangular hollow block 100 and the inner side of the cover plate 103; the swing is avoided, and a limit butterfly nut attached to the lower surface of the rectangular hollow block 100 is screwed below the outer wall of the threaded rod 104; prevent that threaded connection from loosening, make support unstable, circular concave block 105's outer wall interval evenly is fixed with the commentaries on classics board, makes things convenient for freehand operation to rotate.

When the conductivity meter is used, the conductivity meter comprises: after the whole body is placed on a workbench surface, the height of the rectangular hollow block 100 can be adjusted up and down through rotating the round concave block 105, the threaded rod 104 is matched with the cross horizontal ruler 11 to carry out horizontal adjustment, the clamping device 9 is horizontally arranged through the manual telescopic rod 3, the plastic five-star handle bolt 4, the swinging rod 5, the U-shaped seat 6, the butterfly bolt nut component 7 and the connecting rod 8, then an open container for containing liquid is placed below the clamping device 9, the miniature bidirectional screw pair 91 is driven to positively and negatively rotate through the turntable, the front and rear rods 94 can move relatively or reversely, the connecting spring 97 is in an extension state, the movable rod 96 and the clamping block 98 are outwards arranged, the day-shaped frame 95 can conveniently move left and right on the square rod 94, the distance of the electrode block 10 is conveniently adjusted, the connecting spring 97 contracts and the movable rod 96 moves inwards to squeeze the square rod 94 when the electrode block 10 is clamped, the whole body is prevented from transversely moving, and the whole body is horizontally stable to work, and the principle of the electrode interface connection between the electrode block 10 and a host (not shown in the drawings) is omitted.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a conductivity meter, includes two electrode blocks (10), adjustable horizontal base seat (1), U type seat (6) and butterfly bolt nut subassembly (7) of electrode interface connection through signal line and host computer, its characterized in that: the utility model discloses a miniature screw, including adjustable horizontal base (1), sleeve pipe (2) is vertically fixed with in top one side of adjustable horizontal base (1), the inner chamber of sleeve pipe (2) is pegged graft through the bearing rotation has manual telescopic link (3), the plastics five stars handle bolt (4) of the outer wall of manual telescopic link (3) are all installed to the level spiro union in outer wall top of sleeve pipe (2), the top of manual telescopic link (3) is through U type seat (6) and butterfly bolt nut subassembly (7) rotation closure have a pair of pendulum rod (5) of mutual rotation fixed, the outside the tip of pendulum rod (5) is through U type seat (6) and butterfly bolt nut subassembly (7) rotation closure have connecting rod (8), the outer end of connecting rod (8) is fixed with clamping device (9), two electrode piece (10) all run through and fix on clamping device (9), cross bar (11) are all installed to clamping device (9) and adjustable water level seat (1)'s front surface, clamping device (9) include one end open-ended incomplete rectangle frame (90), the complete rectangle frame (90) is fixed with the miniature screw (91) of miniature screw (91) are close to the outside the miniature screw (91) of the level end of opening front end horizontal joint between complete rectangle frame (90), the utility model discloses a miniature bi-directional lead screw assembly, including incomplete rectangle frame (90), connecting spring (97), square rod (94) that is fixed with a pair of surface setting scale mark between the front and back movable block of miniature bi-directional lead screw assembly (91) and front and back two connecting blocks (93) just to horizontal slip on the open-ended inside wall, square rod (95) have all been slided to the outer wall both sides of square rod (94), the inboard cavity perpendicular square rod (94) lateral wall of day type frame (95) is slided and is run through and peg graft and have movable rod (96), the outer wall cover of movable rod (96) is equipped with connecting spring (97), the both ends of connecting spring (97) are connected with movable rod (96) outer wall middle part and day type frame (95) intermediate separator outside respectively, the outer end of movable rod (96) is fixed with clamp block (98).

2. A conductivity meter according to claim 1, wherein: the adjustable horizontal base (1) comprises a rectangular hollow block (100) with an opening at the rear side, a cover plate (103) is detachably arranged at the opening of the rectangular hollow block (100), a plurality of limiting frames (101) are uniformly fixed at the transverse interval of the inner cavity of the rectangular hollow block (100), balancing weights (102) are inserted in the protruding mode of the inner cavity of the limiting frames (101), threaded rods (104) are vertically and fixedly connected with the four corners of the bottom of the rectangular hollow block (100) in a penetrating mode, round concave blocks (105) are fixedly arranged at the bottom of the threaded rods (104), round protruding blocks (106) are rotatably and fixedly connected with universal balls (107) attached to the tops of the inner cavities of the round concave blocks (105) through bearings.

3. A conductivity meter according to claim 1, wherein: the head and the tail of the pair of swing rods (5) are also connected in a rotating locking way through a U-shaped seat (6) and a butterfly bolt and nut assembly (7).

4. A conductivity meter according to claim 2, wherein: the front surface and the rear surface of the balancing weight (102) are respectively attached to the front side of the inner wall of the rectangular hollow block (100) and the inner side of the cover plate (103).

5. A conductivity meter according to claim 2, wherein: and a limit butterfly nut attached to the lower surface of the rectangular hollow block (100) is screwed below the outer wall of the threaded rod (104).

6. A conductivity meter according to claim 2, wherein: the outer wall of the round concave block (105) is uniformly fixed with rotating plates at intervals.