CN211263168U - A portable spectrophotometer - Google Patents

Abstract

The utility model discloses a portable spectrophotometer, which particularly relates to the technical field of spectrophotometers. The inner cavity of the chute is equipped with a limit rod, one end of the limit rod is fixedly provided with a slider, and one end of the limit rod is provided with a limit slot, and the inner cavity of the limit slot is matched with the set There are connecting rods. The utility model is provided with structures such as a chute, a clamping block, a limit rod, a limit groove, a connecting rod, a fixed rod and a movable shaft. Pull one side, so that the fixed rod drives the limit rod to move along the inner cavity of the chute through the connecting rod. When the slider is in contact with the block, it means that the limit rod can no longer be stretched. At this time, it can be picked up. The shell can realize the portability of the spectrophotometer, which is beneficial to the development of field operations.

Description

A portable spectrophotometer

technical field

The utility model relates to the technical field of spectrophotometers, in particular to a portable spectrophotometer.

Background technique

In the field, we often use water hardness colorimeter (capsule type) in water environment assessment, aquatic resource investigation and other work. The color of light blue or blue indicates that the water sample hardness (≤0.03mmol/L) is qualified, and the color is purple. Or red, it means that the water sample hardness (≥0.03mmol/L) is unqualified, but the measured calcium and phosphorus content in the water is not accurate enough, which makes it difficult to evaluate the water quality, or use a spectrophotometer to test the water body.

However, for the field, the spectrophotometer in the laboratory has the problem that the instrument is heavy and inconvenient to carry, which is not conducive to the development of field operations.

Utility model content

In order to overcome the above-mentioned defects of the prior art, the embodiments of the present invention provide a portable spectrophotometer, and the technical problem to be solved by the present invention is to design a portable spectrophotometer.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a portable spectrophotometer, comprising a casing, a chute is provided on both sides of the casing, and a card is fixed on both sides of the inner cavity of the chute. The inner cavity of the chute is equipped with a limit rod, one end of both sides of the limit rod is fixedly provided with a slider, and one end of the limit rod is provided with a limit slot, and the inner cavity of the limit slot is matched with There is a connecting rod, a fixed rod is fixedly arranged at the top end of one side of the connecting rod, a movable shaft is arranged through one side of the limiting slot, and one end of the movable shaft passes through the inner cavity of the limiting slot and one side of the connecting rod in turn. The connecting rod is movably connected with the movable shaft.

When you need to work in the field, hold the fixed rod and pull the fixed rod to the side of the casing, so that the fixed rod drives the limit rod to move along the inner cavity of the chute through the connecting rod. , which means that the limit rod can no longer be stretched, and then the fixed rod drives the connecting rod to rotate in the cavity of the limit slot under the action of the movable shaft, and keeps the connecting rod and the limit rod in a vertical state, then, that is, The shell can be picked up to realize the portability of the spectrophotometer, which is beneficial to the development of field operations. When in use, the fixing rod drives the connecting rod to reverse in the limit slot. When the connecting rod and the limit rod are horizontal, push The fixing rod enables the fixing rod to drive the limiting rod to move into the inner cavity of the chute through the connecting rod.

In a preferred embodiment, the number of the chutes is set to four, and the four chutes are respectively arranged on both sides of the casing. When picking up, the casing can be uniformly stressed, which is conducive to maintaining the casing. stability.

In a preferred embodiment, the outer side of the slider is slidably fitted with the side wall of the inner cavity of the chute, which is convenient for pulling and pushing.

In a preferred embodiment, the width of the limit rod is equal to the minimum distance between the two blocks, and the two sides of the limit rod slide and fit with the corresponding side of the block to ensure the limit The lever will not come out of the chute cavity.

In a preferred embodiment, a non-slip pad is sleeved on the outside of the fixing rod, and the anti-skid pad is made of rubber material, which increases the friction between the palm and the fixing rod, prevents the casing from sliding down, and is beneficial to protect the casing completeness.

In a preferred embodiment, a color cuvette is arranged on one side of the top of the casing, a button is arranged on one end of the other side of the top of the casing, a liquid crystal display screen is embedded on one side of the button, and the casing is The bottom end of one side is embedded with a battery slot, which does not require additional power supply and is convenient to use.

In a preferred embodiment, a cover is movably connected to one end of the top of the casing through a hinge, and the cover is matched with the cuvette, which is beneficial to protect the integrity of the cuvette and ensure normal water detection.

In a preferred embodiment, a buffer pad is fixedly arranged at the bottom of the housing, and the buffer pad is made of rubber material to prevent the cuvette from being damaged by impact and further protect the cuvette.

Technical effects and advantages of the present utility model:

1. The utility model is provided with structures such as a chute, a clamping block, a limit rod, a limit groove, a connecting rod, a fixed rod and a movable shaft. Pull one side of the casing, so that the fixed rod drives the limit rod to move along the inner cavity of the chute through the connecting rod. When the slider is in contact with the block, it means that the limit rod can no longer be stretched. Pick up the shell, so as to realize the portability of the spectrophotometer, which is conducive to the development of field operations;

2. The utility model is provided with a battery slot, and a battery is installed inside the battery slot, which can be used without additional power supply in the field, which further increases the convenience of the device. The pad can protect the cuvette from being damaged, which is beneficial to ensure the normal operation of the water body detection work.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

FIG. 2 is a cross-sectional view of the housing structure of the utility model.

FIG. 3 is an enlarged view of part A in FIG. 1 of the utility model.

FIG. 4 is an enlarged view of part C in FIG. 2 of the utility model.

FIG. 5 is an enlarged view of part B in FIG. 1 of the utility model.

The reference numerals are: 1 shell, 2 chute, 3 block, 4 limit rod, 5 slider, 6 limit groove, 7 connecting rod, 8 fixed rod, 9 movable shaft, 10 anti-skid pad, 11 colorimetric dishes, 12 buttons, 13 LCD screens, 14 battery slots, 15 covers, 16 buffer pads.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides a portable spectrophotometer, comprising a casing 1, a chute 2 is arranged on both sides of the casing 1, and a clamping block 3 is fixedly arranged on both sides of the inner cavity of the chute 2, so the A limit rod 4 is arranged in the inner cavity of the chute 2, a slider 5 is fixedly arranged on both ends of the limit rod 4, and a limit slot 6 is arranged through one end of the limit rod 4, and the limit slot 6 A connecting rod 7 is arranged in the inner cavity, a fixed rod 8 is fixedly arranged at the top of one side of the connecting rod 7, and a movable shaft 9 is arranged through one side of the limiting groove 6, and one end of the movable shaft 9 passes through the limiting groove in turn. 6. The inner cavity and one side of the connecting rod 7, the connecting rod 7 is movably connected with the movable shaft 9.

The number of the sliding grooves 2 is set to four, and the four sliding grooves 2 are respectively provided on both sides of the housing 1 .

The outer side of the slider 5 is slidingly attached to the inner cavity side wall of the chute 2 .

The width of the limiting rod 4 is equal to the minimum distance between the two clamping blocks 3 , and the two sides of the limiting rod 4 are respectively slidingly attached to one side of the corresponding side of the clamping block 3 .

An anti-skid pad 10 is sleeved outside the fixing rod 8 , and the anti-skid pad 10 is made of rubber material.

One side of the top of the casing 1 is provided with a cuvette 11 , and one end of the other side of the top of the casing 1 is provided with a button 12 , and one side of the button 12 is embedded with a liquid crystal display 13 . The bottom end of the side is embedded with a battery slot 14 .

A cover 15 is movably connected to one end of the top of the casing 1 through a hinge, and the cover 15 is matched with the cuvette 11 .

A buffer pad 16 is fixedly disposed at the bottom of the housing 1 , and the buffer pad 16 is made of rubber material.

As shown in Figures 1-5, the specific embodiment is: when it is necessary to go to the field, hold the fixing rod 8 and pull the fixing rod 8 to the side of the casing 1, so that the fixing rod 8 drives the limit through the connecting rod 7 The rod 4 moves along the inner cavity of the chute 2. When the slider 5 is in contact with the clamping block 3, it means that the limit rod 4 can no longer be stretched. Under the action, it rotates in the inner cavity of the limit slot 6, and keeps the connecting rod 7 and the limit rod 4 in a vertical state, and then the shell 1 can be picked up, so as to realize the portability of the spectrophotometer and facilitate the field operation. When used, the fixed rod 8 drives the connecting rod 7 to reverse in the limit slot 6, when the connecting rod 7 and the limit rod 4 are horizontal, push the fixed rod 8, so that the fixed rod 8 drives the limit through the connecting rod 7 The rod 4 moves into the inner cavity of the chute 2, and when it cannot be pushed, the retraction of the limit rod 4 and the connecting rod 7 is completed. Then, the sample is placed in the cuvette 11 for comparison, and the comparison The correct result is displayed on the LCD screen 13 (using G043FTT01 type 4.3-inch LCD screen).

Moreover, by providing a battery slot 14 and installing a battery inside the battery slot 14, it can be used without additional power supply in the field, which further increases the convenience of the device. Moreover, by providing a cover 15 and a buffer The pad 16 can protect the cuvette 11 from being damaged, which is beneficial to ensure the normal operation of the water body detection work.

The working principle of the utility model:

With the structure of the chute 2, the clamping block 3, the limit rod 4, the limit groove 6, the connecting rod 7, the fixed rod 8 and the movable shaft 9, when it is necessary to go to the field, hold the fixed rod 8 and put the The fixing rod 8 is pulled to the side of the casing 1, so that the fixing rod 8 drives the limit rod 4 to move along the inner cavity of the chute 2 through the connecting rod 7. When the slider 5 is in contact with the clamping block 3, it means that the limit rod 4. It can no longer be stretched. At this time, the housing 1 can be picked up, thereby realizing the portability of the spectrophotometer and facilitating the development of field operations.

By providing a battery slot 14 and installing a battery inside the battery slot 14, it can be used without additional power supply in the field, which further increases the convenience of the device. Moreover, by providing a cover 15 and a buffer pad 16 , which can protect the cuvette 11 from being damaged, which is beneficial to ensure the normal operation of the water body detection.

The last points that should be noted are: First of all, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, and may be mechanical connection. Or electrical connection, or internal communication between two elements, or direct connection, "up", "down", "left", "right", etc. are only used to indicate relative positional relationship, when the absolute position of the object being described changes, the relative positional relationship may change;

Secondly: in the drawings of the disclosed embodiments of the present invention, only the structures involved in the embodiments of the present invention are involved, and other structures may refer to the general design. In the case of no conflict, the same embodiment and different embodiments of the present invention can be mutually combination;

Finally: the above is only the preferred embodiment of the present utility model, and is not intended to limit the present utility model, all within the spirit and principle of the present utility model, any modification, equivalent replacement, improvement, etc. made, should include within the scope of protection of the present invention.

Claims (8)

1. A portable spectrophotometer, comprising a housing (1), characterized in that: both sides of the housing (1) are provided with chute (2), one end on both sides of the inner cavity of the chute (2) A clamping block (3) is fixedly arranged, the inner cavity of the chute (2) is matched with a limit rod (4), and a slider (5) is fixedly arranged on both sides of the limit rod (4). One end of the limit rod (4) is provided with a limit groove (6), the inner cavity of the limit groove (6) is matched with a connecting rod (7), and a top end of one side of the connecting rod (7) is fixedly provided with a fixed A rod (8), a movable shaft (9) is arranged through one side of the limiting groove (6), and one end of the movable shaft (9) sequentially penetrates the inner cavity of the limiting groove (6) and one side of the connecting rod (7) , the connecting rod (7) is movably connected with the movable shaft (9). 2 . The portable spectrophotometer according to claim 1 , wherein the number of the chutes ( 2 ) is set to four, and the four chutes ( 2 ) are respectively arranged in the casing ( 1 ). 3 . ) on both sides. 3 . The portable spectrophotometer according to claim 1 , characterized in that: the outer side of the slider ( 5 ) is slidingly attached to the inner cavity side wall of the chute ( 2 ). 4 . 4. A portable spectrophotometer according to claim 1, characterized in that: the width of the limit rod (4) is equal to the minimum distance between the two clamping blocks (3), and the limit The two sides of the rod (4) are respectively slidingly attached to one side of the corresponding side of the clamping block (3). 5 . The portable spectrophotometer according to claim 1 , wherein the fixing rod ( 8 ) is covered with a non-slip pad ( 10 ) outside, and the anti-slip pad ( 10 ) is made of rubber material. 6 . 6 . The portable spectrophotometer according to claim 1 , wherein a cuvette ( 11 ) is provided on one side of the top of the casing ( 1 ), and the other side of the top of the casing ( 1 ) is provided. 7 . One end is provided with a button (12), a liquid crystal display (13) is embedded on one side of the button (12), and a battery slot (14) is embedded at the bottom end of one side of the casing (1). 7 . The portable spectrophotometer according to claim 6 , wherein a cover ( 15 ) is movably connected to one end of the top of the casing ( 1 ) through a hinge, and the cover ( 15 ) is connected to the cuvette 7 . (11) MATCH. 8 . The portable spectrophotometer according to claim 1 , wherein a buffer pad ( 16 ) is fixedly arranged at the bottom of the casing ( 1 ), and the buffer pad ( 16 ) is made of rubber material. 9 .

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