CN217190214U - A small desktop refrigerated centrifuge - Google Patents

Abstract

The utility model discloses a small-size desk-top refrigerated centrifuge, including the centrifuge body, this internal inner bag that is equipped with of centrifuge, the inner bag below be equipped with centrifuge body complex output shaft, the inner bag diapire be equipped with output shaft complex spread groove, the output shaft passes through latch mechanism and is connected with the spread groove, two ring channels about centrifuge body inner wall is equipped with to and the perpendicular groove that two symmetries set up. The utility model discloses a set up spread groove, joint groove, stopper, ring channel and perpendicular groove, the inner bag passes through the stopper and erects the groove and put into centrifuge originally internally, and the stable rotation of inner bag is realized with the ring channel to the rethread stopper, and the output shaft rotation can drive the inner bag through joint strip, joint groove and spread groove and rotate, mentions the inner bag perpendicularly simultaneously and can its and output shaft separation promptly, and the installation can conveniently be dismantled to the global design, makes the practicality and the convenience of device all very high.

Description

A small desktop refrigerated centrifuge

technical field

The utility model relates to the technical field of refrigerated centrifuges, in particular to a small desktop refrigerated centrifuge.

Background technique

A centrifuge is a machine that uses centrifugal force to accelerate the separation of different materials that need to be separated. Refrigerated centrifuges are divided into low-speed and high-speed refrigerated centrifuges, as well as ultra-speed analysis and preparation dual-purpose refrigerated centrifuges and other models.

The most common problem in the daily use of the centrifuge is the replacement and maintenance of the inner tank. When the centrifugal part has corrosive objects, the corrosive objects will react with the inner tank, so that the inner tank is eroded and rusted. At this time, due to the fixed connection between the inner tank and the centrifuge body, it cannot be quickly disassembled and replaced, which will affect the subsequent use of the inner tank, resulting in insufficient convenience of the entire device. .

Utility model content

The purpose of the utility model is to propose a small desktop refrigerated centrifuge in order to solve the shortcomings existing in the prior art.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A small desktop refrigerated centrifuge includes a centrifuge body, an inner bladder is arranged in the centrifuge body, an output shaft is arranged below the inner bladder, and the bottom wall of the inner bladder is provided with an output shaft that cooperates with the centrifuge body. The shaft is matched with the connecting groove, the output shaft is connected with the connecting groove through the clamping mechanism, the inner wall of the centrifuge body is provided with two upper and lower annular grooves, and two symmetrically arranged vertical grooves, and the outer wall of the inner tank is fixed with multiple grooves. A limit block matched with the annular groove and the vertical groove, the inner wall of the centrifuge body is provided with a receiving groove and a moving groove that cooperate with the annular groove, and a limit plate is arranged in the receiving groove, and the limit plate passes through a sliding mechanism. It is connected with the storage groove, a sliding rod is fixed in the moving groove, and the sliding sleeve of the outer wall of the sliding rod is provided with a shifting block connected with the side wall of the limit plate, and the shifting block is connected with the moving groove through an elastic mechanism.

Preferably, the clamping mechanism includes a plurality of clamping bars fixed on the outer wall of the output shaft, and the inner wall of the connecting groove is provided with a plurality of clamping grooves corresponding to the clamping bars.

Preferably, the sliding mechanism includes a limit bar fixed on the side wall of the limit plate, the bottom wall of the receiving groove is provided with a limit slot matched with the limit bar, and the cross-sectional views of the limit bar and the limit slot are both It is T-shaped.

Preferably, the elastic mechanism includes a spring sleeved on the outside of the sliding rod, and two ends of the spring are respectively elastically connected with the side wall of the dial and the inner wall of the moving groove.

Preferably, the centrifuge body, the inner tank and the annular groove are all circular in plan view, and the moving groove, the storage groove, the sliding rod and the limiting plate are all arc-shaped.

Preferably, the bottom wall of the centrifuge body is provided with a plurality of support pads, the plurality of support pads are made of rubber, and the bottom walls of the plurality of support pads are provided with adsorption grooves.

The beneficial effects of the present utility model:

1. By setting the connecting groove, the clamping groove, the limit block, the annular groove and the vertical groove, the inner tank is put into the centrifuge body through the limit block and the vertical groove, and then the stability of the inner tank is realized through the limit block and the annular groove Rotation, the rotation of the output shaft can drive the inner tank to rotate through the clamping strips, clamping grooves and connecting grooves. At the same time, the inner tank can be separated from the output shaft by vertically lifting it. The overall design can be easily disassembled and installed, making the device practical and convenient. are very high.

2. By setting the limit plate, limit bar, limit slot, slide bar and dial, the limit plate closes the vertical slot under the action of the elastic potential energy provided by the dial and the spring, so that the limit block will not enter the vertical slot , so as to ensure the stability of the inner tank, and at the same time, the limit plate can move stably in the storage groove through the limit bar and the limit slot, and the overall stability of the device is greatly improved by the multiple limit devices.

Description of drawings

Fig. 1 is the internal structure schematic diagram of a kind of small desktop refrigerated centrifuge proposed by the utility model;

2 is a schematic diagram of the distribution of vertical grooves and annular grooves of a small desktop refrigerated centrifuge proposed by the utility model;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 .

In the picture: 1. Centrifuge body, 2. inner tank, 3. support pad, 4. output shaft, 5. connecting slot, 6. clipping strip, 7. clipping slot, 8. vertical slot, 9. limit block, 10. limit plate, 11 dial Blocks, 12 annular grooves, 13 moving grooves, 14 sliding rods, 15 springs, 16 limiting grooves.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-3, a small desktop refrigerated centrifuge, including a centrifuge body 1, the centrifuge body 1 is provided with an inner tank 2, the inner tank 2 is provided with an output shaft 4 that cooperates with the centrifuge body 1, and the inner tank 2 is provided. 2. The bottom wall is provided with a connecting groove 5 that cooperates with the output shaft 4. The output shaft 4 is connected to the connecting groove 5 through a clamping mechanism. The clamping mechanism includes a plurality of clamping strips 6 fixed on the outer wall of the output shaft 4. The inner wall of the connecting groove 5 There are a plurality of clamping slots 7 corresponding to the clamping strips 6. The rotation of the output shaft 4 can drive the inner tank 2 to rotate through the clamping strips 6, the clamping grooves 7 and the connecting grooves 5. At the same time, the inner tank 2 can be lifted vertically. It is separated from the output shaft 4 .

The inner wall of the centrifuge body 1 is provided with two upper and lower annular grooves 12, and two symmetrical vertical grooves 8. The outer wall of the inner tank 2 is fixed with a plurality of limit blocks 9 that cooperate with the annular grooves 12 and the vertical grooves 8. The centrifuge body 1. The inner wall is provided with a receiving groove and a moving groove 13 that cooperate with the annular groove 12. A limit plate 10 is arranged in the receiving groove. The limit plate 10 is connected with the receiving groove through a sliding mechanism. Limiting bar, the bottom wall of the receiving groove is provided with a limiting groove 16 that cooperates with the limiting bar. The cross-sectional views of the limiting bar and the limiting groove 16 are T-shaped. The limiting plate 10 is located between the limiting bar and the limiting groove 16 It slides stably in the storage slot under the action, and the T-shaped design is stable.

A sliding rod 14 is fixed in the moving groove 13, and the outer wall of the sliding rod 14 is slidably provided with a dial 11 connected to the side wall of the limit plate 10. The dial 11 is connected with the moving groove 13 through an elastic mechanism. The spring 15 outside the rod 14, the two ends of the spring 15 are respectively elastically connected with the side wall of the dial 11 and the inner wall of the moving slot 13, and the limit plate 10 closes the vertical slot 8 under the action of the elastic potential energy provided by the dial 11 and the spring 15, so that the limit The bit block 9 will not enter the vertical slot 8 , so as to ensure the stability of the inner pot 2 .

The top view of the centrifuge body 1, the inner tank 2 and the annular groove 12 are all circular, and the moving groove 13, the storage groove, the sliding rod 14 and the limit plate 10 are all arc-shaped, and the circular and arc-shaped design can enable multiple devices to operate smooth.

The bottom wall of the centrifuge body 1 is provided with a plurality of support pads 3, the plurality of support pads 3 are made of rubber, and the bottom walls of the plurality of support pads 3 are provided with adsorption grooves. Strong, the adsorption groove can ensure that the support pad 3 and the support surface are adsorbed, thereby ensuring the stability of the entire device during operation.

When the utility model is used, the rotation of the output shaft 4 can drive the inner pot 2 to rotate through the clamping strip 6, the clamping groove 7 and the connecting groove 5. When the inner pot 2 rotates, the limit block 9 of the outer wall will rotate in the annular groove 12 Playing a certain limiting role, it can ensure that the inner tank 2 will not be separated from the centrifuge body 1, wherein the limiting plate 10 closes the vertical slot 8 under the action of the elastic potential energy provided by the dial block 11 and the spring 15, so that the limiting block 9 does not stop. It will enter the vertical slot 8 to ensure the stability of the inner tank 2;

When the inner tank 2 needs to be replaced, put your hand into the gap between the centrifuge body 1 and the inner tank 2, manually move the dial 11 to slide on the outer wall of the slide bar 14 and compress the spring 15, the dial 11 can slide Drive the limit plate 10 to move, and use the dial 11 to drive the limit plate 10 into the receiving slot, thereby opening the vertical slot 8, at this time, rotate the inner tank 2 and drive the limit block 9 to move to correspond to the vertical slot 8, no more The limitation of the limiting plate 10 can vertically lift the inner bladder 2 to separate from the centrifuge body 1, so as to facilitate its cleaning, maintenance or replacement.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A small-sized table type refrigerated centrifuge comprises a centrifuge body (1) and is characterized in that a liner (2) is arranged in the centrifuge body (1), an output shaft (4) matched with the centrifuge body (1) is arranged below the liner (2), a connecting groove (5) matched with the output shaft (4) is formed in the bottom wall of the liner (2), the output shaft (4) is connected with the connecting groove (5) through a clamping mechanism, an upper annular groove (12) and a lower annular groove (12) and two symmetrical vertical grooves (8) are formed in the inner wall of the centrifuge body (1), a plurality of limiting blocks (9) matched with the annular grooves (12) and the vertical grooves (8) are fixed on the outer wall of the liner (2), a containing groove and a moving groove (13) matched with the annular grooves (12) are formed in the inner wall of the centrifuge body (1), and a limiting plate (10) is arranged in the containing groove, limiting plate (10) are connected with the storage groove through slide mechanism, shift groove (13) internal fixation has slide bar (14), slide bar (14) outer wall slip cover is equipped with shifting block (11) of being connected with limiting plate (10) lateral wall, shifting block (11) are connected with shift groove (13) through elastic mechanism.

2. The small table-type refrigerated centrifuge as claimed in claim 1, wherein the clamping mechanism comprises a plurality of clamping bars (6) fixed on the outer wall of the output shaft (4), and a plurality of clamping grooves (7) corresponding to the clamping bars (6) are arranged on the inner wall of the connecting groove (5).

3. The small-sized desk type refrigerated centrifuge as claimed in claim 1, wherein the sliding mechanism comprises a limiting strip fixed on the side wall of the limiting plate (10), the bottom wall of the receiving groove is provided with a limiting groove (16) matched with the limiting strip, and the cross-sectional views of the limiting strip and the limiting groove (16) are both T-shaped.

4. The small table-type refrigerated centrifuge as claimed in claim 1, wherein the elastic mechanism comprises a spring (15) sleeved outside the sliding rod (14), and two ends of the spring (15) are respectively elastically connected with the side wall of the shifting block (11) and the inner wall of the moving groove (13).

5. The small table-type refrigerated centrifuge as claimed in claim 1, wherein the top view of the centrifuge body (1), the inner container (2) and the annular groove (12) is circular, and the moving groove (13), the accommodating groove, the sliding rod (14) and the limiting plate (10) are arc-shaped.

6. The small-sized table-type refrigerated centrifuge as claimed in claim 1, wherein the bottom wall of the centrifuge body (1) is provided with a plurality of supporting pads (3), the plurality of supporting pads (3) are made of rubber material, and the bottom wall of the plurality of supporting pads (3) is provided with an adsorption groove.

Images