Safe anti-explosion centrifugal machine

Abstract

The utility model provides a safe explosion-proof centrifugal machine which comprises a machine shell, a machine cover, a centrifugal chamber, a motor and an electric control box, a horizontal supporting plate is arranged in the machine shell and divides the machine shell into an upper layer and a lower layer, the centrifugal chamber is arranged on the upper layer of the machine shell, the motor and the electric control box are arranged on the lower layer of the machine shell, and a circuit board and electronic components are arranged in the electric control box. The machine shell, the machine cover and the supporting plate are made of thickened steel plates, the machine cover and the machine shell are connected through a plurality of hinges, a shackle is arranged at the front edge position of the machine cover, and the machine shell and the shackle are screwed and fixed through a stainless steel plum blossom handle through a connecting hook. A motor cover is arranged on the lower layer of the machine shell, and the motor is installed in the motor cover. Reinforcing profiles are further welded to the corner positions of the lower layer of the machine shell. Compared with a conventional centrifugal machine, the explosion-proof centrifugal machine has the advantages that the explosion-proof performance is greatly improved, so that the centrifugal machine is safer and more reliable during centrifugal operation of special substances in a special environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to centrifuge technical field, especially a kind of safety explosion-proof centrifuge. BACKGROUND

[0002] Centrifuge is the equipment using centrifugal force to separate liquid and solid particles or liquid and liquid mixture of each component, widely used in petrochemical, chemical, metallurgical, pharmaceutical, oilfield, scientific research and other industries. In these fields, there is often a flammable and explosive and combustible gas working environment. Centrifuge has equipment box and centrifugal chamber arranged in the equipment box, rotor body installed in the centrifugal chamber, which can rotate at high speed under the drive of motor through connecting piece (such as: belt, coupling), so that the material placed in the rotor body produces separation effect. In the process of high-speed rotation of rotor body in centrifugal chamber, rotor body rubs with air in centrifugal chamber, which increases the temperature in centrifugal chamber, so as to reach the ignition point of flammable, combustible gas or particles existing in external environment, and instantaneously produce explosion, thereby causing safety hazard to the scene. Therefore, explosion-proof centrifuge needs to be used for centrifugal operation in such special environment, and the explosion-proof performance of centrifuge needs to be optimized. SUMMARY

[0003] The utility model aims at the deficiency in the above background art, provide a kind of centrifuge with high explosion-proof performance and safe use.

[0004] In order to achieve the above purpose, the utility model provides a kind of safety explosion-proof centrifuge, including machine shell, machine cover, centrifugal chamber, motor, electric control box, the machine cover is hinged with the machine shell, can rotate relative to the machine shell, the inside of the machine shell is provided with horizontal support plate, the support plate divides the machine shell into two layers, the centrifugal chamber is arranged in the upper layer of the machine shell, the motor, the electric control box is arranged in the lower layer of the machine shell, the motor is drivenly connected with the rotor body in the centrifugal chamber through transmission assembly, the electric control box is provided with circuit board and electronic components in it;

[0005] The machine shell, the machine cover, the support plate adopt thickened steel plate, the machine cover is connected with the machine shell by multiple hinges, the front edge position of the machine cover is provided with hook and loop, the machine shell is fixed with the hook and loop by connecting hook;

[0006] The lower layer of the machine shell is provided with motor cover, and the motor is installed in the motor cover;

[0007] The corner position of the lower layer of the machine shell is also welded with reinforcing profile, and the two ends of the reinforcing profile are connected with the support plate and the bottom of the machine shell respectively.

[0008] Further, the lower layer of the shell is provided with a support column, the motor cover is connected with the support column, and two ends of the support column are connected with the support plate and the bottom of the shell respectively.

[0009] Further, the electric control box is a sealed box body.

[0010] Further, the shell is provided with a sealing plate at the open position, and the sealing plate is fixedly connected with the shell through screws.

[0011] The above scheme of the utility model has the following beneficial effects:

[0012] The safety anti-explosion centrifuge provided by the utility model has the following advantages: compared with the conventional centrifuge, the anti-explosion performance is greatly improved, so that the centrifugal operation of special materials can be safer and more reliable in special environments, and the safety of the operation site is improved.

[0013] Other beneficial effects of the utility model will be described in detail in the following specific embodiment part. DRAWINGS

[0014] Fig. 1 It is a whole structure schematic view of the utility model;

[0015] Fig. 2 It is another whole structure schematic view of the utility model;

[0016] Fig. 3 It is a shell internal structure schematic view of the utility model.

[0017] EXPLANATION OF REFERENCE NUMBERS

[0018] 1-shell;2-machine cover;3-centrifugal chamber;4-motor;5-electric control box;6-control cylinder;7-support plate;8-hinge;9-motor cover;10-support column;11-reinforcing profile;12-sealing plate;13-rotor body. DETAILED DESCRIPTION

[0019] In order to make the technical problems, technical schemes and advantages of the utility model clearer, the following will be described in detail in combination with the drawings and specific embodiments. Obviously, the described embodiments are 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 belong to the protection scope of the utility model. In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0020] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the term "first", "second", "third" is only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the utility model, it needs to explain, unless otherwise specified and limited, the term "installation", "connection", "connection" should be broad understanding, for example, it can be locking connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0022] As Figs. 1-3 The utility model discloses an embodiment provides a safe explosion -proof centrifuge, including casing 1, machine cover 2, centrifugal chamber 3, motor 4 and electric control box 5. Wherein, machine cover 2 and casing 1 hinged setting, can rotate relative to casing 1, to cover or open casing 1 inside, and the control cylinder 6 is arranged in casing 1, and the output of control cylinder 6 is connected with machine cover 2, and machine cover 2 is driven to rotate by control cylinder 6 and opens or closes.

[0023] Horizontal support plate 7 is arranged in the inside of casing 1, and casing 1 is divided into two layers by support plate 7. Wherein, centrifugal chamber 3 is located in the upper layer of casing 1, and it is connected with support plate 7. Motor 4, electric control box 5 etc. are arranged in the lower layer, and motor 4 is drivingly connected with rotor body 13 (not shown in the drawing) in centrifugal chamber 3 through transmission assembly (not shown in the drawing), to drive rotor body 13 to rotate. Circuit board and corresponding electronic components are arranged in electric control box 5, to control centrifugal operation parameters, the opening and closing of machine cover 2 etc.

[0024] The shell 1, the cover 2, the support plate 7 and the like are made of thickened steel plates compared with conventional centrifuges to improve the overall support strength and explosion-proof performance. For the connection between the cover 2 and the shell 1, on the one hand, a plurality of hinges 8 are arranged, and each hinge 8 is tightly connected to the shell 1 by a plurality of screws. Meanwhile, a plurality of hinge pieces are arranged on each hinge 8, and the hinge pieces are hingedly connected to hinge points on the cover 2, so that the hinge position of the cover 2 and the shell 1 is more reliable. A hook and loop is arranged at the front edge of the cover 2, and the hook and loop is hooked by a connecting hook (the connecting hook is installed after the cover 2 is closed) at the corresponding position of the shell, and is tightly fixed by a stainless steel rose handle, so that the cover 2 is firmly closed, and the explosion-proof performance of the upper layer of the shell 1 and the cover 2 is improved.

[0025] In the embodiment, the lower layer of the shell 1 is provided with a motor cover 9 for supporting and protecting the motor 4. The motor cover 9 is connected to the support column 10 of the lower layer of the shell 1, the upper and lower ends of the support column 10 are respectively connected to the support plate 7 and the bottom of the shell 1, and the motor cover 9 can be rotated around the support column 10 to adjust the installation position, so as to adjust the center distance between the motor wheel and the rotor body 13. The support column 10 can stably and reliably support the motor 4. Meanwhile, the electric control box 5 adopts a relatively sealed design, and the thickened box wall can better protect the internal electronic components.

[0026] In the embodiment, the corner position of the lower layer of the shell 1 is also provided with a reinforcing profile 11, which can be in the form of an angle steel to support the lower layer of the shell 1. The upper and lower ends of the reinforcing profile 11 are also connected to the support plate 10 and the bottom of the shell 1, so as to further improve the support strength of the support plate 7, thereby improving the support strength and explosion-proof performance of the centrifugal chamber 3.

[0027] In addition, it should be noted that for a conventional centrifuge, a ventilation opening needs to be formed in the shell 1 for ventilation. In the embodiment, a sealing plate 12 is arranged at the corresponding ventilation position, and the sealing plate 12 is fixedly connected to the shell 1 by surrounding distribution of screws, thereby further improving the structural integrity and strength of the shell 1 itself, and meanwhile, the environment inside and outside the shell is isolated to a certain extent. When the modules inside the shell 1 need to be repaired or replaced, the sealing plates 12 can be removed for operation. Alternatively, the centrifuge provided in the embodiment adopts a liquid cooling mode for cooling, and the compressor of the liquid cooling system adopts an external connection scheme to provide power for the cooling circulation of the centrifuge.

[0028] In summary, the safety explosion-proof centrifuge provided in the embodiment greatly improves the explosion-proof performance compared with conventional centrifuges, and thus can be more safe and reliable when performing centrifugal operation on special substances.

[0029] Any technical features in the above embodiments can be combined, and for the sake of brevity, not all possible combinations are described above, however, any combination of these technical features is considered to be within the scope of the present disclosure.

[0030] The above embodiments only express several implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the scope of the application. It should be pointed out that for ordinary skilled persons in the art, several modifications and improvements can be made without departing from the concept of the present application, and these are within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A safety explosion-proof centrifuge, characterized in that, Including casing, machine cover, centrifugal chamber, motor, electric control box, the machine cover is hinged with the casing, can rotate relative to the casing, the inside of the casing is provided with horizontal support plate, the support plate divides the casing into two layers, the centrifugal chamber is arranged in the upper layer of the casing, the motor, the electric control box is arranged in the lower layer of the casing, the motor is driven connection with the rotor body in the centrifugal chamber through transmission assembly, the electric control box is provided with circuit board and electronic components in it; The casing, the machine cover, the support plate adopt thick steel plate, the machine cover is connected with the casing through multiple hinges, the front edge position of the machine cover is provided with hook ring, the casing is fixed with the hook ring through connecting hook; The lower layer of the casing is provided with motor cover, and the motor is installed in the motor cover; The corner position of the lower layer of the casing is also welded with reinforcing section bar, and the both ends of the reinforcing section bar are connected with the support plate and the bottom of the casing respectively.

2. A safety explosion-proof centrifuge according to claim 1, characterized in that, The lower layer of the casing is provided with support column, the motor cover is connected with the support column, and the both ends of the support column are connected with the support plate and the bottom of the casing respectively.

3. A safety explosion-proof centrifuge according to claim 1, characterized in that, The electric control box is a sealed box body.

4. A safety explosion-proof centrifuge according to claim 1, characterized in that, The casing is provided with sealing plate in the open position, and the sealing plate is fixedly connected with the casing through screws.

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