Centrifugal separation device in chemical engineering

Abstract

The utility model discloses a centrifugal separation device in chemical engineering, which comprises a centrifugal machine main body and a rotating shaft, one end of the centrifugal machine main body is rotatably connected with an upper cover, the rotating shaft is arranged on the inner side of a centrifugal chamber of the centrifugal machine main body, the outer side of the rotating shaft is fixedly connected with a supporting ring, and a rotor is arranged at the top end of the supporting ring. A test tube placing barrel is arranged on the inner side of the rotor, clamping blocks are slidably connected to the inner side of the periphery of the rotating shaft, the clamping blocks are clamped with the rotor, and an extrusion mechanism is arranged at one end of each clamping block, so that the clamping blocks and the rotor are clamped together, and the rotor is fixed through the clamping blocks. When the rotating shaft rotates, only the button needs to be pressed, operation is single, the bolt does not need to be rotated by means of a wrench, use by workers is facilitated, and when the rotating shaft rotates, the clamping block and the rotor can be tightly clamped together under the action of centrifugal force, so that the stability of the clamping block for fixing the rotor is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical engineering technical field, especially centrifugal separation device in chemical engineering. BACKGROUND

[0002] Laboratory centrifuge is the centrifugal force that utilizes rotation head produces, make the material of different density, different particle size in suspension or emulsion separate, or carry out analysis simultaneously in separation instrument. Application field is wide, is applicable to chemical industry, food, pharmacy, environmental protection, mining, teaching etc. Laboratory use.

[0003] The existing centrifuge needs to be fixed together with the rotating shaft in the centrifugal chamber by spanner and bolt when using, rotates with the rotating shaft, and needs to be taken out from the centrifugal chamber after centrifugation, and is cleaned and dried in time with neutral washing liquid, prevents chemical corrosion, and is then stored in dry and ventilated place in inversion, the mode of fixing and disassembling rotor by spanner and bolt is complicated, and the bolt is not tightened easily, which is not convenient for the use of staff, therefore, centrifugal separation device in chemical engineering is provided for the above problems. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model overcomes the defects of the prior art and effectively solves the problems in the background.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0006] The centrifugal separation device in chemical engineering, including centrifuge main part and rotating shaft, the one end of centrifuge main part is rotatably connected with upper cover, the inside of centrifugal chamber of centrifuge main part is provided with rotating shaft, the outside of rotating shaft is fixedly connected with support ring, the top of support ring is placed with rotor, the inside of rotor is provided with test tube placing cylinder, the inside of rotating shaft is slidably connected with clamping block, and clamping block is clamped with rotor, one end of clamping block is provided with extrusion mechanism.

[0007] Preferably, the extrusion mechanism includes a guide shaft fixedly connected with the rotating shaft, an extrusion block slidably connected with the outside of the guide shaft, and the extrusion block is arranged on one side of the clamping block, a first spring arranged on the outside of the guide shaft, and the two ends of the first spring are fixedly connected with the extrusion block and the rotating shaft respectively, and the first spring provides an elastic force to the extrusion block.

[0008] Preferably, one end of the clamping block is fixedly connected with a fixed block, one end of the fixed block is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the rotating shaft, and the second spring provides an elastic force to the fixed block.

[0009] Preferably, one end of the card block is rotatably connected with a guide wheel, and the card block is slidably connected with the extrusion block through the guide wheel.

[0010] Preferably, the top end of the extrusion block is fixedly connected with a connecting shaft, the top end of the connecting shaft is fixedly connected with a button, the outer side of the button is slidably connected with an end cover, and the end cover is fixedly connected with the rotating shaft.

[0011] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0012] 1. The centrifugal separation device in chemical engineering, through the setting of the extrusion block, the guide shaft, the first spring, the card block and the second spring, when the rotor and the rotating shaft need to be fixed together, the rotor is first sleeved outside the rotating shaft, then the connecting shaft is pressed downward through the button, the connecting shaft is driven to slide downward along the guide shaft with the extrusion block, and the first spring is also compressed, when the extrusion block moves downward, the fixed block is driven to retract inward along the rotating shaft with the card block under the elastic force of the second spring, the end surface of the card block is flush with the end surface of the rotating shaft, then the rotor continues to move downward, the bottom end surface of the rotor is flush with the top end surface of the supporting ring, then the button is released, the extrusion block moves upward along the guide shaft under the elastic force of the first spring, and the extrusion block also extrudes the card block through the guide wheel against the elastic force of the second spring on the fixed block and the card block, so that the card block is clamped together with the rotor, thereby realizing the fixation of the rotor through the card block, and the rotor is installed and dismounted only by pressing the button, the operation is single, a wrench is not needed to rotate the bolt, the use of workers is facilitated, and when the rotating shaft rotates, the card block is tightly clamped together with the rotor under the centrifugal force, so that the stability of the fixation of the card block on the rotor is improved.

[0013] 2. The centrifugal separation device in chemical engineering, through the setting of the guide wheel and the extrusion block, the friction between the extrusion block and the card block can be reduced under the action of the guide wheel, and the relative movement between the extrusion block and the card block is facilitated. ACCURATE DRAWINGS

[0014] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0015] Figure 1 It is a whole structure schematic view of the centrifugal separation device in chemical engineering.

[0016] Figure 2The utility model discloses a centrifugal separation device's mounting structure diagram of the clamping block in chemical engineering.

[0017] In the drawing: 1, centrifuge main body;2, rotating shaft;3, rotor;4, support ring;5, end cover;6, button;7, connecting shaft;8, extruding block;9, guide shaft;10, first spring;11, clamping block;12, second spring;13, guide wheel;14, fixed block;15, test tube placing cylinder;16, upper cover. DETAILED DESCRIPTION

[0018] The utility model makes further explanation to the specific implementation below, wherein, the drawing is only for example explanation, and the representation is only schematic diagram, and not the real object drawing, and can not be understood as the limitation of this patent, in order to better explain the specific implementation of the utility model, some components of the drawing will be omitted, enlarged or reduced, and not represent the size of actual product, for the person skilled in the art, some well-known structure and its explanation in the drawing can be omitted, and all other specific implementations obtained by the person skilled in the art without making creative labor based on the specific implementation in the utility model, belong to the range of protection of the utility model.

[0019] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, in the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and the like is based on the orientation or position relation shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and therefore can not be understood as the limitation of the utility model, in addition, the terms "first", "second", "third" are only for the purpose of description, and can not be understood as indicating or implying relative importance, and the utility model will be further described below in combination with the specific implementation.

[0020] EMBODIMENT

[0021] As Figures 1-2As shown in the figure, the centrifugal separation device in chemical engineering comprises a centrifuge body 1, a rotating shaft 2 and a button 6, one end of the centrifuge body 1 is rotationally connected with an upper cover 16, the inner side of a centrifugal chamber of the centrifuge body 1 is provided with the rotating shaft 2, the outer side of the rotating shaft 2 is fixedly connected with a support ring 4, the top end of the support ring 4 is placed with a rotor 3, the inner side of the rotor 3 is provided with a test tube placing cylinder 15, the inner side of the rotating shaft 2 is slidably connected with a clamping block 11, and the clamping block 11 is clamped with the rotor 3, one end of the clamping block 11 is provided with an extrusion mechanism, the clamping block 11 can realize the clamping and limiting of the rotor 3, and when the rotor 3 is installed and disassembled, only the button 6 needs to be pressed, the operation is single, a wrench is not needed to rotate a bolt, the use of the staff is convenient, and when the rotating shaft 2 rotates, the clamping block 11 will be tightly clamped with the rotor 3 under the action of centrifugal force, so that the stability of the clamping block 11 to the rotor 3 is improved.

[0022] As a further improvement of the utility model, as shown in the figure, Figure 2 As shown in the figure, the extrusion mechanism comprises a guide shaft 9 fixedly connected with the rotating shaft 2, the outer side of the guide shaft 9 is slidably connected with an extrusion block 8, the extrusion block 8 is arranged on one side of the clamping block 11, the outer side of the guide shaft 9 is provided with a first spring 10, and the two ends of the first spring 10 are fixedly connected with the extrusion block 8 and the rotating shaft 2 respectively, the first spring 10 gives the extrusion block 8 an elastic force, the extrusion block 8 moves upwards along the guide shaft 9 under the action of the elastic force of the first spring 10, at the same time, the extrusion block 8 also extrudes the clamping block 11 through the guide wheel 13 by overcoming the elastic force of the second spring 12 to the fixed block 14 and the clamping block 11, so that the clamping block 11 is clamped with the rotor 3, thereby realizing the fixation of the rotor 3 through the clamping block 11.

[0023] As a further improvement of the utility model, as shown in the figure, Figure 2 As shown in the figure, one end of the clamping block 11 is fixedly connected with a fixed block 14, one end of the fixed block 14 is fixedly connected with a second spring 12, the other end of the second spring 12 is fixedly connected with the rotating shaft 2, the second spring 12 gives the fixed block 14 an elastic force, when the extrusion block 8 no longer extrudes the clamping block 11, the fixed block 14 will retract the clamping block 11 inwards to the inner side of the rotating shaft 2 under the action of the elastic force of the second spring 12, so that the end face of the clamping block 11 and the end face of the rotating shaft 2 are in the same plane, and the installation and disassembly between the rotor 3 and the rotating shaft 2 are facilitated.

[0024] As a further improvement of the utility model, as shown in the figure, Figure 2 As shown in the figure, one end of the clamping block 11 is rotationally connected with a guide wheel 13, and the clamping block 11 is slidably connected with the extrusion block 8 through the guide wheel 13, the friction between the extrusion block 8 and the clamping block 11 can be reduced through the guide wheel 13, and the relative sliding between the clamping block 11 and the extrusion block 8 is facilitated.

[0025] As a further improvement of the present application, as shown in Figure 1 and Figure 2 The top end of the extrusion block 8 is fixedly connected with a connecting shaft 7, the top end of the connecting shaft 7 is fixedly connected with a button 6, the outer side of the button 6 is slidably connected with an end cover 5, and the end cover 5 is fixedly connected with the rotating shaft 2, so that the button 6 and the connecting shaft 7 facilitate downward pressing of the extrusion block 8.

[0026] When the rotor 3 needs to be fixed with the rotating shaft 2, the rotor 3 is first sleeved on the outer side of the rotating shaft 2, then the connecting shaft 7 is pressed downward by the button 6, so that the connecting shaft 7 slides downward along the guide shaft 9 with the extrusion block 8, and at the same time, the first spring 10 is compressed, when the extrusion block 8 moves downward, the fixed block 14 and the clamping block 11 will be retracted inwardly along the rotating shaft 2 under the elastic force of the second spring 12, so that the end face of the clamping block 11 is flush with the end face of the rotating shaft 2, then the rotor 3 continues to move downward, so that the bottom end face of the rotor 3 is flush with the top end face of the supporting ring 4, then the button 6 is released, and the extrusion block 8 moves upward along the guide shaft 9 under the elastic force of the first spring 10, at the same time, the extrusion block 8 will overcome the elastic force of the second spring 12 on the fixed block 14 and the clamping block 11 to extrude the clamping block 11 through the guide wheel 13, so that the clamping block 11 is clamped with the rotor 3, thereby realizing fixation of the rotor 3 through the clamping block 11, when the rotor 3 is installed and disassembled through the above method, only the button 6 needs to be pressed, the operation is simple, a wrench is not needed to rotate a bolt, the use of workers is facilitated, and when the rotating shaft 2 rotates, the clamping block 11 will be tightly clamped with the rotor 3 under the action of centrifugal force, thereby improving the stability of fixation of the clamping block 11 on the rotor 3.

[0027] The above is the preferred embodiment of the present application, the basic principle and main features of the present application and the advantages of the present application are shown and described, those skilled in the art should understand that the present application is not limited by the above examples, the above examples and descriptions in the specification are only to illustrate the principle of the present application, under the premise of not departing from the protection scope of the present application, the present application will also have various changes and improvements, these changes and improvements all fall within the scope of the claimed present application, the protection scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A centrifugal separation device in chemical engineering, comprising a centrifuge body (1) and a rotating shaft (2), characterized in that: One end of the centrifuge body (1) is rotatably connected with an upper cover (16), the inner side of the centrifuge chamber of the centrifuge body (1) is provided with a rotating shaft (2), the outer side of the rotating shaft (2) is fixedly connected with a support ring (4), the top end of the support ring (4) is placed with a rotor (3), the inner side of the rotor (3) is provided with a test tube placing cylinder (15), the inner side of the rotating shaft (2) is slidably connected with a clamping block (11), and the clamping block (11) is clamped with the rotor (3), one end of the clamping block (11) is provided with an extrusion mechanism.

2. The centrifugal separation device in chemical engineering according to claim 1, characterized in that: The extrusion mechanism comprises a guide shaft (9) fixedly connected with the rotating shaft (2), the outer side of the guide shaft (9) is slidably connected with an extrusion block (8), and the extrusion block (8) is arranged on one side of the clamping block (11), the outer side of the guide shaft (9) is provided with a first spring (10), and the two ends of the first spring (10) are fixedly connected with the extrusion block (8) and the rotating shaft (2) respectively, the first spring (10) gives the extrusion block (8) a spring force.

3. The centrifugal separation device in chemical engineering of claim 1, wherein: One end of the clamping block (11) is fixedly connected with a fixed block (14), one end of the fixed block (14) is fixedly connected with a second spring (12), and the other end of the second spring (12) is fixedly connected with the rotating shaft (2), the second spring (12) gives the fixed block (14) a spring force.

4. The centrifugal separation device in chemical engineering of claim 2, wherein: One end of the clamping block (11) is rotatably connected with a guide wheel (13), and the clamping block (11) is slidably connected with the extrusion block (8) through the guide wheel (13).

5. The centrifugal separation device in chemical engineering of claim 2, wherein: The top end of the extrusion block (8) is fixedly connected with a connecting shaft (7), the top end of the connecting shaft (7) is fixedly connected with a button (6), the outer side of the button (6) is slidably connected with an end cover (5), and the end cover (5) is fixedly connected with the rotating shaft (2).

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