Water feeding device of laser particle analyzer

Abstract

The utility model provides a water feeding device of a laser particle analyzer. The water feeding device comprises a container, a filtering assembly and a water outlet pipe, the container has a water collecting tank; the inlet end of the filtering assembly is connected with the water inlet pipe, and the outlet end of the filtering assembly is communicated with the water collecting tank; a water inlet of the water outlet pipe is communicated with the water collecting tank, and a water outlet of the water outlet pipe is connected with the laser particle analyzer. According to the water feeding device, automatic water feeding of the laser particle analyzer can be achieved, meanwhile, the requirement for cleanliness of water for the laser particle analyzer is met, the purity of the water for the laser particle analyzer can be guaranteed, and impurities in the water are prevented from affecting the accuracy of a test result.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental auxiliary equipment technical field more specifically, relate to a kind of laser particle size analyzer water device. BACKGROUND

[0002] Laser particle size analyzer is the instrument that utilizes the scattering (diffraction) phenomenon of particle to light to measure particle size, i.e. when light encounters particle (obstacle) in the process of advancing, there is a part deviating from the original propagation direction, the smaller the particle size, the greater the deviation amount;The greater the particle size, the smaller the deviation amount;The intensity of scattered light represents the number of particles of this particle size. In this way, the intensity of scattered light at different angles is measured, and the particle size distribution of the sample can be obtained. In the field of new materials, laser particle size analyzer is an important analytical instrument commonly used in material qualitative analysis.

[0003] In wet particle size analysis, the market common laser particle size analyzer will be equipped with corresponding sample feeder: the measured substance (usually in powder form) in the sample feeder is uniformly dispersed in the dispersion medium (commonly used are pure water, ethanol, etc.), and then enters the detector for particle size detection. In the prior art, water / alcohol is added to the sample feeder and water is washed by manual method, which is inconvenient for the test user to repeatedly take water / alcohol in another container. UTILITARY MODEL CONTENT

[0004] (I) Technical problem to be solved

[0005] The technical problem to be solved by the utility model is that, in the existing wet particle size analysis experiment process, the test user needs to repeatedly take water / alcohol in another container to add water / alcohol to the sample feeder and wash with water, which is inconvenient.

[0006] (II) Technical scheme

[0007] To achieve the above purpose, the utility model adopts the technical scheme that:

[0008] The utility model provides a kind of laser particle size analyzer water device, including container, filter assembly and outlet pipe;The container has water collecting tank;The inlet end of the filter assembly is connected with water inlet pipe, and the outlet end of the filter assembly is communicated with the water collecting tank;The water inlet of the outlet pipe is communicated with the water collecting tank, and the water outlet of the outlet pipe is connected with laser particle size analyzer.

[0009] Preferably, the top end of the container is provided with air-permeable hole, and the air-permeable hole is provided with air-permeable dustproof net.

[0010] Preferably, it further includes dust cover, the dust cover is connected to the container, and the dust cover covers the air-permeable dustproof net.

[0011] Preferably, the circumferential vent hole is arranged on the dustproof cover.

[0012] Preferably, the filter assembly comprises a housing having a containing cavity, an inlet end and an outlet end in communication with the containing cavity, the inlet end is connected with the water inlet pipe, the outlet end is in communication with the water collecting tank, and the containing cavity is filled with a filter material layer.

[0013] Preferably, the inlet end is arranged above the outlet end.

[0014] Preferably, the outlet end is provided with a filter membrane.

[0015] Preferably, the container comprises a container body having a water collecting tank and an opening in communication with the water collecting tank, and a top cover which is detachably connected to the container body and covers the opening.

[0016] (III) Beneficial effects

[0017] The above technical scheme of the utility model has at least the following advantages:

[0018] In the utility model, when using, the water inlet pipe is connected with the water tap, after the water tap is opened, the tap water enters into the filter assembly, the filter assembly is used for removing visible objects, dust and impurities in the tap water, etc., to meet the cleanliness requirement of the water for the laser particle size instrument. The pure water filtered by the filter assembly enters into the water collecting tank and is temporarily stored in the water collecting tank. The water outlet of the water outlet pipe is connected with the laser particle size instrument, when the laser particle size instrument needs water, the water inlet function of the laser particle size instrument is started, the water pump built in the laser particle size instrument pumps the pure water from the water collecting tank to the laser particle size instrument, and then the automatic water feeding function of the laser particle size instrument is realized, so that the problem of complicated and inconvenient operation caused by manual multiple operations of another container in the prior art is solved. Moreover, the laser particle size instrument water feeding device provided by the embodiment can effectively filter the visible objects, dust and impurities in the tap water, reduce the influence of water quality on laser test, can guarantee the purity of the water for the laser particle size instrument, has better test effect than that of directly using the tap water for measurement, and avoids the influence of impurities in the water on the accuracy of test results. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed in the embodiments will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art.

[0020] Figure 1It is the structural schematic view of the water device on the laser particle size instrument provided by the embodiment of the utility model.

[0021] The reference signs in the drawings are as follows:

[0022] 1, container; 2, filter assembly; 3, water outlet pipe; 4, water inlet pipe; 5, dust cover; 11, water collecting tank; 12, air vent; 13, air vent dustproof net; 14, container main body; 15, top cover; 16, opening; 21, inlet end; 22, outlet end; 23, shell; 24, filter material layer; 231, containing cavity; 31, water inlet; 32, water outlet; 51, circumferential air vent. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clear and apparent, the utility model will be further described in detail below in combination with the drawings and embodiments.

[0024] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected or indirectly connected to the other element.

[0025] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model, and do not indicate that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0026] In addition, the terms "first", "second", "third", etc. are only for descriptive purposes and cannot be understood as indicating relative importance or indicating the number of technical features. In the description of the utility model, the meaning of "a plurality of" is two or more than two, unless otherwise specifically limited. The specific implementation of the utility model will be described in more detail below in combination with specific embodiments:

[0027] For example, Figure 1As shown, the utility model embodiment provides a kind of laser particle size instrument upper water device, including container 1, filter assembly 2 and outlet pipe 3;Container 1 has water collecting tank 11;The inlet end 21 of filter assembly 2 is connected with inlet pipe 4, and the outlet end 22 of filter assembly 2 is communicated with water collecting tank 11;The water inlet 31 of outlet pipe 3 is communicated with water collecting tank 11, and the water outlet 32 of outlet pipe 3 is connected with laser particle size instrument (not shown).Specifically, when using, inlet pipe 4 is connected with tap, after tap is opened, tap water enters into filter assembly 2, and filter assembly 2 is used to remove visible object, dust and impurity etc.in tap water, to meet the cleanliness requirement of water for laser particle size instrument.Pure water filtered by filter assembly 2 enters into water collecting tank 11, and is temporarily stored in water collecting tank 11.The water outlet 32 of outlet pipe 3 is connected with laser particle size instrument, when laser particle size instrument needs water, start the water inlet function of laser particle size instrument, and the water pump built-in in laser particle size instrument pumps pure water from water collecting tank 11 to laser particle size instrument, and then realizes the automatic water function of laser particle size instrument, and the laser particle size instrument upper water device provided in the embodiment can effectively filter visible object, dust and impurity in tap water, reduce the influence of water quality on laser test, can guarantee the purity of water for laser particle size instrument, has better test effect than originally directly using tap water to measure, avoid the impurity in water to influence the accuracy of test result.

[0028] As one of the optional embodiments of the embodiment, the top end of the container 1 is provided with a ventilation hole 12, and a ventilation dustproof net 13 is arranged on the ventilation hole 12. The ventilation hole 12 and the ventilation dustproof net 13 can meet the requirements of ventilation and dust prevention of the laser particle size instrument upper water device.

[0029] As one of the optional embodiments of the embodiment, a dust cover 5 is further included, the dust cover 5 is connected to the container 1, and the dust cover 5 covers the ventilation dustproof net 13. The dust cover 5 covers the ventilation dustproof net 13, and the top of the dust cover 5 is a solid flat structure, which can further improve the dust prevention effect.

[0030] As one of the optional embodiments of the embodiment, a circumferential ventilation hole 51 is arranged on the circumference of the dust cover 5. The circumferential ventilation hole 51 of the dust cover 5 is arranged at the circumferential position instead of the top, so as to avoid the impurities such as dust from falling into the water collecting tank 11 under the action of gravity, and improve the dust prevention effect under the premise of meeting the ventilation requirement.

[0031] As one of the optional embodiments of the present embodiment, the filtering assembly 2 comprises a housing 23, the housing 23 has a containing cavity 231, an inlet end 21 and an outlet end 22 which are communicated with the containing cavity 231, the inlet end 21 is connected with the water inlet pipe 4, the outlet end 22 is communicated with the water collecting tank 11, and the containing cavity 231 is filled with a filtering material layer 24. Specifically, the filtering material layer 24 is preferably PP cotton material, and can also be other water purification materials in the prior art.

[0032] As one of the optional embodiments of the present embodiment, the inlet end 21 is arranged above the outlet end 22. The tap water enters the containing cavity 231 from the inlet end 21, and then flows through the filtering material layer 24 under the action of gravity, and flows out from the outlet end 22 after being purified by the filtering material layer 24.

[0033] As one of the optional embodiments of the present embodiment, the outlet end 22 is provided with a filtering membrane. Specifically, the filtering membrane is arranged at the outlet end 22, which can block the impurities in the containing cavity 231 from entering the water collecting tank 11 while meeting the requirement that the water flow can pass through.

[0034] As one of the optional embodiments of the present embodiment, the container 1 comprises a container body 14 and a top cover 15, the container body 14 has the water collecting tank 11 and an opening 16 which is communicated with the water collecting tank 11, and the top cover 15 is detachably connected with the container body 14 and covers the opening 16. The top cover 15 and the container body are designed to be detachable, so as to facilitate the cleaning of the water collecting tank 11.

[0035] The above only describes the preferred embodiments of the present utility model, and is not used to limit the present utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A laser particle sizer water supply apparatus, characterized by, The application relates to a container for collecting water, comprising: a container having a water collecting tank; a filter assembly, an inlet end of the filter assembly being connected with a water inlet pipe, and an outlet end of the filter assembly being communicated with the water collecting tank; a water outlet pipe, a water inlet of the water outlet pipe being communicated with the water collecting tank, and a water outlet of the water outlet pipe being connected with a laser particle size analyzer.

2. The on-laser particle sizer water supply of claim 1 wherein, A gas permeable hole is arranged at a top end of the container, and a gas permeable and dustproof net is arranged on the gas permeable hole.

3. The on-laser particle sizer water supply of claim 2, wherein, A dustproof cover is further arranged, the dustproof cover being connected with the container and covering the gas permeable and dustproof net.

4. The on-laser particle sizer water supply of claim 3, wherein, A circumferential gas permeable hole is arranged on the dustproof cover.

5. The on-laser particle sizer water supply of claim 1 wherein, The filter assembly comprises a shell, the shell having a containing cavity, an inlet end and an outlet end communicated with the containing cavity, the inlet end being connected with the water inlet pipe, and the outlet end being communicated with the water collecting tank, and a filter material layer being filled in the containing cavity.

6. The on-laser particle sizer water supply of claim 5, wherein, The inlet end is arranged above the outlet end.

7. The on-laser particle sizer water supply of claim 1 wherein, The outlet end is provided with a filter membrane.

8. The on-laser particle sizer water supply of claim 1 wherein, The container comprises a container main body and a top cover, the container main body having a water collecting tank and an opening communicated with the water collecting tank, and the top cover being detachably connected with the container main body and covering the opening.

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