Rotary drum cover structure of centrifugal machine

Abstract

The utility model relates to the technical field of centrifuge drum covers, and discloses a centrifuge drum cover structure which comprises a centrifuge drum cover, an installation clamping ring is connected to the front face of the centrifuge drum cover in a clamped mode, an installation groove is formed in the installation clamping ring, and a connecting block is connected to the interior of the installation groove in a sliding mode. And a limiting plate is welded on the surface of the connecting block. When the installation clamping ring is matched with the connecting block in the installation groove to be installed in the connecting groove and the positioning groove formed in the centrifugal machine rotary drum cover and is matched with external parts to be installed in the connecting block and the sliding groove, the stress plate is made to be matched with stretching and retracting of the spring when extrusion of the front position and the back position is carried out, and after the whole equipment is installed, the stress plate is fixed. And bolts are matched to be fixed into the connecting blocks and the limiting holes, so that the stability of connection and fixation between the centrifuge drum cover and the mounting clamping ring can be guaranteed, and workers can conveniently mount and dismount the centrifuge drum cover, the mounting clamping ring and external parts.

Description

Technical Field

[0001] The utility model relates to the technical field of centrifuge drum covers, in particular to a centrifuge drum cover structure. Background Art

[0002] The centrifuge drum cover is an important part of the centrifuge. Its design and manufacturing quality directly affect the separation efficiency and service life of the centrifuge. The drum cover must not only be able to withstand the huge centrifugal force generated when the centrifuge is in operation, but also ensure stability during high-speed rotation to prevent leakage and failure.

[0003] Comparative publication number CN 205761829 U is a centrifuge drum lining structure, comprising a centrifuge drum shell, wherein at least three ribs are arranged in the centrifuge drum shell, and the characteristic is that at least one gasket is arranged between two adjacent ribs, one side of the gasket is fixedly connected to the inner wall of the centrifuge drum shell; a fluff layer made of fluff is arranged on the other side of the gasket. The utility model can reduce the wear of the slag discharge spiral through the gasket, improve the recovery rate of solid particles in the liquid, and prevent solids from falling on the slag discharge spiral and affecting the use of the slag discharge spiral. The utility model can extend the service life of the drum through the liner, the fluff layer includes at least three protrusions composed of fluff, and the protrusion is an elastic member. The utility model is not easy to break through the elastic protrusions and is more suitable for the drum environment. The cross section of the liner is arc-shaped, and the curvature of the cross section of the liner is the same as the curvature of the inner wall of the centrifuge drum shell. The sound-absorbing body made of glass fiber sound-absorbing cotton can absorb sound well, and the waterproof membrane can prevent water from splashing on the sound-absorbing layer when the centrifuge drum shell is in operation, thereby affecting the sound absorption effect.

[0004] The centrifuge drum lining structure can absorb sound well through the sound-absorbing body made of glass fiber sound-absorbing cotton, and the waterproof membrane can prevent water from splashing on the sound-absorbing layer when the centrifuge drum shell is in operation, thereby affecting the sound absorption effect. However, after a long period of use, it is inconvenient for workers to install and disassemble the equipment as a whole, which affects the service life of the equipment as a whole. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a centrifuge drum cover structure.

[0006] The utility model is implemented by the following technical scheme: a centrifuge drum cover structure, comprising a centrifuge drum cover, a mounting clamp ring is clamped on the front of the centrifuge drum cover, a mounting groove is provided inside the mounting clamp ring, a connecting block is slidably connected inside the mounting groove, a limiting plate is welded on the surface of the connecting block, a sliding groove is provided inside the connecting block, a spring is welded on the inner wall of the sliding groove, a force-bearing plate is fixedly connected to the front of the spring, and a limiting hole is provided on the front of the connecting block.

[0007] Through the above technical solution, the number of connecting blocks is set to four, which can cooperate with the limiting plates on the surface to connect and fix the centrifuge drum cover and the mounting clamp ring.

[0008] As a further improvement of the above solution, a positioning protrusion is welded on the front side of the centrifuge drum cover, a connecting groove is provided on the inner wall of the centrifuge drum cover, and a positioning groove is provided inside the centrifuge drum cover.

[0009] As a further improvement of the above scheme, the installation groove is symmetrically distributed with the installation clamp ring as the center, the connecting block is symmetrically distributed with the installation clamp ring as the center, the connecting groove has a connecting block inserted inside, and the positioning groove has a limiting plate inserted inside.

[0010] Through the above technical solution, the number of the positioning grooves is set to be several, and the connection blocks installed in the positioning grooves and the connecting grooves can be limited.

[0011] As a further improvement of the above solution, the limit plates are symmetrically distributed with the connecting block as the center, the springs are symmetrically distributed with the mounting snap ring as the center, and the sliding grooves are symmetrically distributed with the mounting snap ring as the center.

[0012] As a further improvement of the above solution, the positioning protrusion is arranged at the rear end of the connecting block, and a mounting clamp ring is arranged on the surface of the positioning protrusion.

[0013] As a further improvement of the above solution, a connecting block is inserted into the interior of the centrifuge drum cover, and a limiting plate is inserted into the interior of the centrifuge drum cover.

[0014] Through the above technical solution, the force-bearing plates are symmetrically distributed with the mounting clamp as the center, and the force-bearing plates are arranged inside the sliding groove.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model installs the connecting block in the installation groove in cooperation with the installation ring into the connecting groove and the positioning groove provided in the centrifuge drum cover, and then cooperates with external parts to be installed in the connecting block and the inside of the sliding groove, and when the front and rear positions are squeezed, the force plate cooperates with the expansion and contraction of the spring. After the overall installation of the equipment is completed, the connecting block and the inside of the limiting hole are fixed with bolts, so that the stability of the centrifuge drum cover and the installation ring when they are connected and fixed can be ensured, and it is convenient for workers to install and disassemble the centrifuge drum cover, the installation ring and external parts.

[0017] The utility model can ensure the support stability of the centrifuge drum cover after the centrifuge drum cover is connected and fixed to external parts by arranging the positioning protrusions on the front side of the centrifuge drum cover, and can ensure the stability of the connection and fixing between the connection groove and the positioning groove installed inside the centrifuge drum cover by arranging the limiting plates on the surface of the connecting blocks. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the anatomical structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the installation and disassembly structure of the clamp ring of the utility model;

[0021] Figure 4 It is a right side structural schematic diagram of the utility model.

[0022] Description of main symbols:

[0023] 1. Centrifuge drum cover; 2. Mounting snap ring; 3. Mounting groove; 4. Connecting block; 5. Limiting plate; 6. Sliding groove; 7. Spring; 8. Force plate; 9. Limiting hole; 10. Positioning protrusion; 11. Connecting groove; 12. Positioning groove. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0025] Example:

[0026] Please combine Figure 1-4A centrifuge drum cover structure of the present embodiment includes a centrifuge drum cover 1, a mounting snap ring 2 is clamped on the front of the centrifuge drum cover 1, a mounting groove 3 is provided inside the mounting snap ring 2, a connecting block 4 is slidably connected inside the mounting groove 3, a limiting plate 5 is welded on the surface of the connecting block 4, a sliding groove 6 is provided inside the connecting block 4, a spring 7 is welded on the inner wall of the sliding groove 6, a force plate 8 is fixedly connected to the front of the spring 7, and a limiting hole 9 is provided on the front of the connecting block 4. The mounting snap ring 2 cooperates with the connecting block 4 inside the mounting groove 3 to be installed in the connecting groove 11 and the positioning groove 12 provided inside the centrifuge drum cover 1, and then cooperates with external parts to be installed inside the connecting block 4 and the sliding groove 6, and when the front and rear positions are squeezed, the force plate 8 cooperates with the expansion and contraction of the spring 7. After the overall installation of the equipment is completed, it is fixed to the connecting block 4 and the limiting hole 9 with bolts, which can ensure the stability of the centrifuge drum cover 1 and the mounting snap ring 2 when they are connected and fixed, and it is convenient for the staff to install and disassemble the centrifuge drum cover 1, the mounting snap ring 2 and the external parts.

[0027] The number of the connecting blocks 4 is set to four, which can cooperate with the limiting plates 5 on the surface to connect and fix the centrifuge drum cover 1 and the mounting clamp ring 2.

[0028] A positioning protrusion 10 is welded on the front of the centrifuge drum cover 1 , a connecting groove 11 is provided on the inner wall of the centrifuge drum cover 1 , and a positioning groove 12 is provided inside the centrifuge drum cover 1 .

[0029] The mounting grooves 3 are symmetrically distributed with the mounting clamp ring 2 as the center, the connecting blocks 4 are symmetrically distributed with the mounting clamp ring 2 as the center, the connecting blocks 4 are inserted into the connecting grooves 11 , and the limiting plates 5 are inserted into the positioning grooves 12 .

[0030] The number of the positioning grooves 12 is set to be several, and the connection block 4 installed in the positioning grooves 12 and the connection grooves 11 can be limited.

[0031] The limiting plates 5 are symmetrically distributed with the connecting block 4 as the center, the springs 7 are symmetrically distributed with the mounting snap ring 2 as the center, and the sliding grooves 6 are symmetrically distributed with the mounting snap ring 2 as the center.

[0032] The positioning protrusion 10 is arranged at the rear end of the connecting block 4 , and a mounting clamp ring 2 is arranged on the surface of the positioning protrusion 10 .

[0033] A connecting block 4 is inserted inside the centrifuge drum cover 1, and a limiting plate 5 is inserted inside the centrifuge drum cover 1. By providing a positioning protrusion 10 on the front of the centrifuge drum cover 1, the support stability of the centrifuge drum cover 1 after being connected and fixed with external parts can be ensured. By providing the limiting plate 5 on the surface of the connecting block 4, the stability after the connection and fixation between the connecting groove 11 and the positioning groove 12 opened inside the centrifuge drum cover 1 can be ensured.

[0034] The force-bearing plates 8 are symmetrically distributed with the mounting clamp 2 as the center, and the force-bearing plates 8 are arranged inside the sliding groove 6 .

[0035] The implementation principle of a centrifuge drum cover structure in the embodiment of the present application is as follows: the device is placed in a suitable position, and the connecting block 4 in the installation groove 3 is installed in the connecting groove 11 and the positioning groove 12 opened in the centrifuge drum cover 1 by installing the clamp ring 2, and then installed in the connecting block 4 and the sliding groove 6 in cooperation with external parts. When the front and rear positions are squeezed, the force plate 8 cooperates with the extension and contraction of the spring 7. After the overall installation of the device is completed, it is fixed to the connecting block 4 and the limiting hole 9 with bolts, which can ensure the stability of the centrifuge drum cover 1 and the installation clamp ring 2 when they are connected and fixed, and it is convenient for the staff to install and disassemble the centrifuge drum cover 1, the installation clamp ring 2 and external parts. By setting the positioning protrusion 10 on the front side of the centrifuge drum cover 1, the support stability of the centrifuge drum cover 1 after the connection and fixation with external parts is completed, and by setting the limiting plate 5 on the surface of the connecting block 4, the stability of the connection and fixation between the connecting groove 11 and the positioning groove 12 opened in the centrifuge drum cover 1 can be ensured.

[0036] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A centrifuge drum cover structure, characterized in that: The centrifuge drum cover (1) comprises a mounting snap ring (2) on the front side of the centrifuge drum cover (1), a mounting groove (3) is provided inside the mounting snap ring (2), a connecting block (4) is slidably connected inside the mounting groove (3), a limiting plate (5) is welded to the surface of the connecting block (4), a sliding groove (6) is provided inside the connecting block (4), a spring (7) is welded to the inner wall of the sliding groove (6), a force-bearing plate (8) is fixedly connected to the front side of the spring (7), and a limiting hole (9) is provided on the front side of the connecting block (4).

2. A centrifuge drum cover structure as claimed in claim 1, characterized in that: A positioning protrusion (10) is welded on the front side of the centrifuge drum cover (1), a connecting groove (11) is provided on the inner wall of the centrifuge drum cover (1), and a positioning groove (12) is provided inside the centrifuge drum cover (1).

3. A centrifuge drum cover structure as claimed in claim 2, characterized in that: The mounting groove (3) is symmetrically distributed with the mounting clamp ring (2) as the center, the connecting block (4) is symmetrically distributed with the mounting clamp ring (2) as the center, the connecting block (4) is inserted into the interior of the connecting groove (11), and the limiting plate (5) is inserted into the interior of the positioning groove (12).

4. A centrifuge drum cover structure as claimed in claim 3, characterized in that: The limit plates (5) are symmetrically distributed with the connecting block (4) as the center, the springs (7) are symmetrically distributed with the mounting clamp ring (2) as the center, and the sliding grooves (6) are symmetrically distributed with the mounting clamp ring (2) as the center.

5. A centrifuge drum cover structure as claimed in claim 2, characterized in that: The positioning protrusion (10) is arranged at the rear end of the connecting block (4), and a mounting clamp ring (2) is arranged on the surface of the positioning protrusion (10).

6. A centrifuge drum cover structure as claimed in claim 5, characterized in that: A connection block (4) is inserted into the interior of the centrifuge drum cover (1), and a limit plate (5) is inserted into the interior of the centrifuge drum cover (1).

7. A centrifuge drum cover structure as claimed in claim 6, characterized in that: The force-bearing plates (8) are symmetrically distributed with the mounting clamp ring (2) as the center, and the force-bearing plates (8) are arranged inside the sliding groove (6).

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