阅读说明：本技术 一种无叶片静态混合器 (Bladeless static mixer ) 是由 李健 熊新海 陈兵华 于军华 于 2021-08-30 设计创作，主要内容包括：本发明涉及一种无叶片静态混合器,包括圆形顶板、密封圈和底座,圆形顶板的底面开设有用于安装密封圈的密封槽,底座的顶部设有圆形的用于嵌入圆形顶板的圆槽,圆槽内底面的中间开设有S型弯曲流体通道,底座的两头分别开设有与S型弯曲流体通道相连通的进液口和出液口,环绕S型弯曲流体通道的边缘设置的密封槽内嵌设有密封圈；本发明提供的无叶片静态混合器通过无叶片结构设计,减少了因叶片导致流体流到结构内产生的低流速区域,避免了因冲刷流速不够,导致的清洁清洗不达标现象。(The invention relates to a bladeless static mixer which comprises a circular top plate, a sealing ring and a base, wherein the bottom surface of the circular top plate is provided with a sealing groove for mounting the sealing ring; the bladeless static mixer provided by the invention reduces a low flow velocity area generated when fluid flows into the structure due to the blades through the design of the bladeless structure, and avoids the phenomenon that cleaning does not reach the standard due to insufficient scouring flow velocity.)

1. A bladeless static mixer, comprising: including circular roof (1), sealing washer (2) and base (3), the top of base (3) is equipped with the circular shape and is used for the embedding circular roof' S circular slot (4), S type crooked fluid channel (5) have been seted up to the centre of bottom surface in circular slot (4), the both ends of base (3) seted up respectively with inlet (6) and liquid outlet (7) that S type crooked fluid channel (5) are linked together, set up on circular roof (1) bottom surface and be used for encircleing the seal groove that S type crooked fluid channel (5) edge set up, the embedded being equipped with of seal groove sealing washer (2).

2. The bladeless static mixer of claim 1, wherein: four lower positioning holes (8) are formed in the inner bottom surface of the circular groove (4), and four upper positioning holes (9) which correspond to the lower positioning holes (8) one by one are formed in the circular top plate (1).

3. The bladeless static mixer of claim 2, wherein: the upper positioning hole (9) and the lower positioning hole (8) are both threaded holes.

4. The bladeless static mixer of claim 2, wherein: the fixing device also comprises a fixing screw (10) which penetrates through the upper positioning hole (9) and the lower positioning hole (8) and is used for fixing the circular bottom plate (1) and the base (3).

5. The bladeless static mixer of claim 1, wherein: the liquid inlet (6) and the liquid outlet (7) which are respectively positioned at the two ends of the base (3) are provided with interface ends (11) which are integrally formed.

6. The bladeless static mixer of claim 1, wherein: an indicating groove (12) is formed in the circular top plate (1).

7. The bladeless static mixer of claim 1, wherein: two positioning piles (13) which are symmetrically arranged and protrude from the inner bottom surface are arranged on the inner bottom surface of the circular groove (4), and a positioning groove for fixing the positioning piles (13) is formed in the bottom surface of the circular top plate (1).

Technical Field

The invention relates to the technical field of pharmacy, in particular to a bladeless static mixer.

Background

The existing traditional static mixer basically adopts traditional common stainless steel materials as raw materials, firstly, the static mixer is not resistant to high salt and chloride ions, secondly, the static mixer is easy to rust, thirdly, ions are easily separated out, fourthly, a blade structure is not beneficial to cleaning, and the requirements of the fluid materials which are required by the current biological medicine and are resistant to high salt and high chloride ions and the requirement of pharmaceutical grade cleaning can not be met.

The static mixer which is generally adopted in the industry at present can not meet the requirement of the prior pharmaceutical-grade sanitary cleaning. Aiming at the problems, the invention provides a non-blade structure design, which reduces a low flow velocity area generated when fluid flows into the structure due to blades, avoids the phenomenon that cleaning does not reach the standard due to insufficient scouring flow velocity, and perfectly solves the problems.

Disclosure of Invention

To solve the above technical problems, an object of the present invention is to provide a bladeless static mixer.

The bladeless static mixer comprises a circular top plate, a sealing ring and a base, wherein a sealing groove used for mounting the sealing ring is formed in the bottom surface of the circular top plate, a circular groove used for being embedded into the circular top plate is formed in the top of the base, an S-shaped bent fluid channel is formed in the middle of the inner bottom surface of the circular groove, a liquid inlet and a liquid outlet communicated with the S-shaped bent fluid channel are formed in two ends of the base respectively, and the sealing ring is embedded in the sealing groove arranged around the edge of the S-shaped bent fluid channel.

The bladeless static mixer provided by the invention is further improved, four lower positioning holes are formed in the inner bottom surface of the circular groove, and four upper positioning holes which are respectively arranged corresponding to the lower positioning holes one by one are formed in the circular top plate.

The invention provides a still further improvement on the bladeless static mixer, wherein the upper positioning hole and the lower positioning hole are threaded holes.

The invention provides a bladeless static mixer which is further improved, and the bladeless static mixer further comprises a fixing screw which penetrates through the upper positioning hole and the lower positioning hole and is used for fixing the circular bottom plate and the base.

The bladeless static mixer provided by the invention is further improved, and the liquid inlet and the liquid outlet which are respectively positioned at the two ends of the base are integrally provided with interface ends.

The bladeless static mixer provided by the invention is further improved, and the circular top plate is provided with an indicating groove.

The bladeless static mixer provided by the invention is further improved, two positioning piles which are symmetrically arranged and protrude out of the inner bottom surface are arranged on the inner bottom surface of the circular groove, and a positioning groove for fixing the positioning piles is formed in the bottom surface of the circular top plate.

The traditional static mixer is made of common stainless steel materials, the interior of the traditional static mixer is provided with a blade structure, the traditional static mixer is easy to corrode and rust when meeting high-salt or high-chloride ion fluid materials, the blade structure is easy to form a low-flow-rate area when the fluid flows through, the blade structure can be seriously attached to the contact surface of the low-flow-rate blade, even pollutes the materials, and can not meet the requirement of pharmaceutical-grade sanitary cleaning; the design of the structure without the blades reduces the low flow velocity area generated when the fluid flows into the structure due to the blades, avoids the phenomenon that the cleaning is not up to standard due to insufficient scouring flow velocity, and perfectly solves the problems encountered by the prior art.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of a bladeless static mixer of the present invention;

fig. 2 is an exploded view of fig. 1.

1 round top plate 2 sealing ring

3 base 4 circular groove

Liquid inlet of 5S-shaped bent fluid channel 6

7 liquid outlet and 8 lower positioning holes

9 fixing screw with upper positioning hole 10

11 interface end 12 indicating slot

13 positioning pile

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Fig. 1 and 2 show a bladeless static mixer, which includes a circular top plate 1, a sealing ring 2 and a base 3, wherein a circular groove 4 for embedding the circular top plate is disposed at the top of the base 3, an S-shaped curved fluid channel 5 is disposed in the middle of the inner bottom surface of the circular groove 4, a liquid inlet 6 and a liquid outlet 7 communicated with the S-shaped curved fluid channel 5 are respectively disposed at two ends of the base 3, a sealing groove for surrounding the edge of the S-shaped curved fluid channel 5 is disposed on the bottom surface of the circular top plate 1, the sealing ring 2 is embedded in the sealing groove, when materials are circulated in the bladeless static mixer, the S-shaped curved fluid channel 5 in the circular bottom plate 1 forces the materials to turn over inside, so as to achieve the mixing purpose, and meanwhile, the sealing ring groove and the sealing ring 2 are disposed on the circular top plate 1, circular roof 1 and sealing washer 2 are all installed in circular slot 4, through the installation fixed back, prevent that the material from leaking.

In order to further improve the bladeless static mixer provided by the invention, in order to install the circular top plate 1 and the sealing ring 3 in the circular groove 4, four lower positioning holes 8 are formed in the inner bottom surface of the circular groove 4, and four upper positioning holes 9 which are respectively arranged corresponding to the lower positioning holes 8 one by one are formed in the circular top plate 1.

The bladeless static mixer provided by the invention is further improved, and in order to better hermetically fix the circular top plate 1 and the sealing ring 3, the upper positioning hole 9 and the lower positioning hole 8 are both threaded holes.

The bladeless static mixer provided by the invention is further improved, and for better sealing and fixing the circular top plate 1 and the sealing ring 3, the bladeless static mixer further comprises a fixing screw 10 which penetrates through the upper positioning hole 9 and the lower positioning hole 8 and is used for fixing the circular bottom plate 1 and the base 3.

The bladeless static mixer provided by the invention is further improved, and in order to circulate materials in the bladeless static mixer, the liquid inlet 6 and the liquid outlet 7 which are respectively positioned at two ends of the base 3 are uniformly provided with interface ends 11 in an integrated manner.

The bladeless static mixer provided by the invention is further improved, and in order to know the flowing direction of the materials flowing through the S-shaped bent fluid channel 5 from the outside, the circular top plate 1 is provided with an indicating groove 12.

The bladeless static mixer provided by the invention is further improved, two positioning piles 13 which are symmetrically arranged and protrude from the inner bottom surface are arranged on the inner bottom surface of the circular groove 4, and a positioning groove for fixing the positioning piles 13 is formed in the bottom surface of the circular top plate 1.

Example 1

In the specific implementation process, 0.8mol/L (NH) concentration is respectively introduced into the S-shaped bent fluid channel 5 through the liquid inlet 6 and the liquid outlet 7 at the two ends of the bladeless static mixer₄)₂SO₄The diluent for mixing-0.01 mol/LTris-HCl-0.001mol/L EDTA has the measured pH value of 7.14 +/-0.1 and the electric conductivity value of 120.2 +/-5 mS/cm, so that a low-flow-velocity area is not easy to form when material fluid in the S-shaped bent fluid channel 5 passes through, ions are not easy to precipitate, a static mixing mechanism of a blade is not used, and the diluent is not attached to the contact surface of the low-flow-velocity blade, and the requirement of cleaning and washing in the pharmaceutical grade can be met.

Example 2

In the specific implementation process, 0.35mol/L (NH) of concentration is respectively introduced into the S-shaped bent fluid channel 5 through the liquid inlet 6 and the liquid outlet 7 at the two ends of the bladeless static mixer₄)₂SO₄The diluent for mixing-0.01 mol/LTris-HCl-0.001mol/L EDTA has the measured pH value of 7.30 +/-0.1 and the electric conductivity value of 60 +/-5 mS/cm, so that a low-flow-velocity area is not easy to form when material fluid in the S-shaped bent fluid channel 5 passes through, ions are not easy to precipitate, a static mixing mechanism without blades is not used, and therefore, the diluent cannot be attached to the contact surface of the low-flow-velocity blades, and the requirement of cleaning and washing in the pharmaceutical grade can be met.

Example 3

In the specific implementation process, 0.05mol/L NaCl-0.005mol/L NaHPO is respectively led into the S-shaped bent fluid channel 5 through the liquid inlet 6 and the liquid outlet 7 at the two ends of the bladeless static mixer₄-NaH₂The measured pH value of the diluent for mixing PO4 is 7.0 +/-0.1, and the conductivity value is 6.1 +/-5 mS/cm, so that a low-flow-velocity area is not easy to form when a material fluid in the S-shaped bent fluid channel 5 passes through, ions are not easy to separate out, and a static mixing mechanism without blades is not used, so that the diluent cannot be attached to the contact surface of the low-flow-velocity blades, and the requirement of cleaning and washing in the pharmaceutical grade can be met.

Example 4

In the specific implementation process, 0.05mol/L NaCl-0.01mol/L LTris-HCl-20 mu mol/L Cu is respectively led into the S-shaped bent fluid channel 5 from the liquid inlet 6 and the liquid outlet 7 at the two ends of the bladeless static mixer²⁺The measured pH value of the diluent for mixing is 7.48 +/-0.1, and the conductivity value is 6.0 +/-5 mS/cm, so that a low-flow-velocity area is not easy to form when material fluid in the S-shaped bent fluid channel 5 passes through, ions are not easy to separate out, and a static mixing mechanism of blades is not used, so that the diluent cannot be attached to the contact surface of the low-flow-velocity blades, and the requirement of cleaning and washing the pharmaceutical grade can be met.

The bladeless static mixer provided by the invention has the advantages that:

the traditional static mixer is made of common stainless steel materials, the interior of the traditional static mixer is provided with a blade structure, the traditional static mixer is easy to corrode and rust when meeting high-salt or high-chloride ion fluid materials, the blade structure is easy to form a low-flow-rate area when the fluid flows through, the blade structure can be seriously attached to the contact surface of the low-flow-rate blade, even pollutes the materials, and can not meet the requirement of pharmaceutical-grade sanitary cleaning; the design of the structure without the blades reduces the low flow velocity area generated when the fluid flows into the structure due to the blades, avoids the phenomenon that the cleaning is not up to standard due to insufficient scouring flow velocity, and perfectly solves the problems encountered by the prior art.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and such modifications and variations should also be regarded as the protection scope of the present invention.