CN218282161U - Centrifugal cup - Google Patents

Abstract

The application relates to a centrifugal cup, which belongs to the technical field of centrifugal equipment and comprises a cup body, a plugging piece, a separation funnel and a cup cover, wherein a containing groove is formed in one side surface of the cup body, and a separation through hole is formed in the bottom wall of the containing groove; the plugging piece is arranged in the accommodating groove and used for plugging the separated through hole; the separating funnel is detachably connected with the bottom wall of the cup body and is communicated with the outflow through hole; the cup cover is detachably connected with the cup body and is used for shielding the notch of the accommodating groove. This application has the two-phase difficult remixing after making target liquid accomplish centrifugation to help promoting two-phase minute liquid efficiency and effect.

Description

Centrifugal cup

Technical Field

The application relates to the technical field of centrifugal equipment, in particular to a centrifugal cup.

Background

Centrifugation is the operation of separating different substances from liquid and solid particles or a mixture of liquid and liquid under the action of centripetal force in high-speed rotation, and in the process of centrifugation, a centrifugal cup is used for bearing the liquid to be separated.

In the related technology, the centrifugal cup comprises a cup body and a cup cover, wherein the cup body is in different cylindrical cup shapes, an accommodating cavity for accommodating a required target liquid is arranged on the upper surface of the cup body, and the lower surface of the cup body is connected with external rotating equipment; bowl cover and cup threaded connection, the bowl cover is used for sheltering from the storage tank notch to prevent at centrifugal in-process, need target liquid to spill from the holding chamber, when needs carry out centrifugal operation with target liquid, pour target liquid into the holding chamber earlier, be connected the bowl cover with the cup through the screw thread in order to cover the storage tank notch, then put centrifugal cup wholly and carry out centrifugal operation on outside centrifuge's workstation, with the completion to the centrifugal operation of target liquid.

In view of the above-mentioned related technologies, there is a defect that the liquid separation effect of the target liquid after the centrifugation is poor because the separated liquid needs to be poured into the separating funnel for standing separation and the upper and lower liquids are easily mixed during the pouring process.

SUMMERY OF THE UTILITY MODEL

In order to make the target liquid accomplish the difficult remixing of two-phase after the centrifugation to help promoting two-phase minute liquid efficiency and effect, this application provides a centrifugation cup.

The application provides a centrifuge cup adopts following technical scheme:

a centrifugal cup comprises a cup body, a plugging piece, a separation funnel and a cup cover, wherein the cup body is provided with a containing groove, and the bottom wall of the containing groove is provided with a separation through hole; the blocking piece is arranged in the accommodating groove and used for blocking the separation through hole; the separating funnel is detachably connected with the bottom wall of the cup body, and the separating funnel is communicated with the outflow through hole; the cup cover is detachably connected with the cup body and used for shielding the notch of the accommodating groove.

Through adopting above-mentioned technical scheme, when needs carry out centrifugal operation to target liquid, earlier block up the separation through-hole shutoff through the shutoff piece, then pour target liquid into the storage tank of cup again, then with bowl cover and cup detachable connections, put into outside centrifugal equipment's workstation at last, in order to accomplish the centrifugal operation of target liquid, after centrifugal operation accomplishes, with separating funnel and the bottom detachable connections of cup, then remove the shutoff piece again, the lower floor liquid that is separated out can flow into separating funnel through separating the through-hole, until this liquid flows into separating funnel completely, then just can make in the target liquid two-phase difficult remixing, compare in following centrifugal cup top suction upper strata, this kind of design, can be very fast separate the two-phase in the target liquid, thereby help target liquid separating efficiency and effect.

Optionally, the blocking piece is an elastic blocking head, the elastic blocking head is used for being tightly matched and connected with the inner wall of the separation through hole, and a guide surface is arranged at the edge of one side face, close to the separation through hole, of the elastic blocking head.

By adopting the technical scheme, on one hand, when the peripheral side outer wall of the elastic plugging head abuts against the inner wall of the separation through hole, the elastic plugging head has certain elasticity, so that tight fit connection with preset strength can be formed between the elastic plugging head and the separation through hole, thereby being beneficial to improving the sealing property of the centrifugal cup and preventing the peripheral side outer wall of the elastic plugging head from being separated from the inner wall of the separation through hole in the centrifugal process; on the other hand, because the edge of one side surface of the elastic plugging head, which is close to the separation through hole, is provided with the guide surface, the elastic plugging head can better slide into the separation through hole, and therefore the elastic plugging head can better achieve a plugging effect.

Optionally, the cup cover is characterized by further comprising a hollow pipe, one side of the hollow pipe is connected with the bottom wall of the accommodating groove, when the cup cover is connected with the cup body, the other side of the hollow pipe is abutted against one side of the cup cover close to the cup body, the hollow pipe is provided with a plurality of inflow through holes close to the bottom wall of the accommodating groove, and the hollow pipe is communicated with the separation through holes; the elastic plugging head is connected to the hollow pipe in a sliding mode.

By adopting the technical scheme, due to the arrangement of the hollow tube and the connecting rod, the elastic plugging head can be provided with a supporting force, so that when the peripheral outer wall of the elastic plugging head is separated from the inner wall of the separation through hole, the elastic plugging head can be always kept at a preset position, and the water outlet speed of liquid can be controlled due to the distance between the elastic plugging head and the orifice of the separation through hole, thereby being beneficial to improving the liquid separation effect of target liquid.

Optionally, elasticity shutoff head is kept away from a side of storage tank diapire is provided with the connecting rod, all side outer walls of connecting rod with the inner wall threaded connection of hollow tube, the connecting rod is kept away from a side of elasticity shutoff head is provided with the dwang, follows the hollow tube mouth of pipe sees the sectional area of dwang is less than the sectional area of connecting rod elasticity shutoff head blocks up completely during the separation through-hole, the dwang is kept away from a side of connecting rod with the hollow tube is to the parallel and level.

Through adopting above-mentioned technical scheme, because of the setting of dwang, so when the elasticity shutoff head is removed to needs, only need rotate the dwang, through threaded connection between connecting rod and the hollow tube alright with the purpose that makes elasticity shutoff head gliding from top to bottom in the hollow tube, again because of the dwang is less than the sectional area of connecting rod from the sectional area that hollow tube mouth of pipe was seen, so when making elasticity shutoff head glide from top to bottom, can supply to provide the point of application of force to can slide elasticity shutoff head more conveniently.

Optionally, the bottom wall of the accommodating groove is provided with an annular groove, the annular groove is used for the hollow pipe to be inserted, and the side wall of the annular groove is tightly matched and connected with the outer walls of the peripheral sides of the hollow pipe.

Through adopting above-mentioned technical scheme, because of the setting of ring channel, on the one hand, when the hollow tube is inserted and is established in the ring channel, the ring channel can form the connection of predetermined intensity with the hollow tube, so the hollow tube can not separate with the lateral wall of ring channel in centrifugal process, on the other hand, after centrifugal operation accomplishes, can take out the hollow tube from the holding tank, then can wash hollow tube and holding tank more conveniently, thereby prevent that remaining target liquid from carrying out centrifugal operation's liquid next time and producing the influence, and then help promoting the branch liquid effect of target liquid.

Optionally, a connecting ring is arranged on one side of the separating funnel, which is close to the cup body, and the connecting ring is connected with the bottom of the cup body through a bolt.

By adopting the technical scheme, on one hand, compared with a mode of directly arranging the connecting structure on the separating funnel, the connecting structure is difficult to directly arrange on the separating funnel due to the thin-wall structure of the separating funnel in the design mode, but the connecting ring connected with the separating funnel can be arranged with larger thickness, so that the connecting structure can be more conveniently arranged on the connecting ring; on the other hand, be connected the go-between with the cup bottom through the bolt, after centrifugal operation accomplished, can install separating funnel more conveniently, also need not to set up other structures and realize the detachable connection of cup and separating funnel to make centrifugal cup's holistic structural style simpler.

Optionally, the cup cover is in threaded connection with the outer wall of the circumferential side of the cup body.

Through adopting above-mentioned technical scheme, when needs are opened or are covered storage tank notch department, only need realize the detachable connection between cup and the bowl cover through threaded connection, also need not set up other connection structure again and realize the detachable connection between cup and the bowl cover to make the holistic structural style of centrifugal cup simpler.

Optionally, a sealing ring is arranged at the edge of the notch of the accommodating groove.

Through adopting above-mentioned technical scheme, because of the setting of sealing washer, so when carrying out centrifugal operation on placing outside centrifuge at the centrifugal cup, prevent that target liquid from flowing out from the gap between cup and the bowl cover to help promoting the holistic leakproofness of centrifugal cup.

In summary, the present application includes at least one of the following beneficial technical effects:

1. because of the arrangement mode of the blocking piece and the separating funnel, when centrifugal operation is needed to be carried out on target liquid, the separating through hole is blocked by the blocking piece, then the target liquid is poured into the containing groove of the cup body, then the cup cover is detachably connected with the cup body, and finally the cup cover is placed on a workbench of external centrifugal equipment to finish the centrifugal operation of the target liquid;

2. because the plugging piece is an elastic plugging head, and the side of the elastic plugging head, which is close to the separation through hole, is provided with the guide surface, on one hand, when the peripheral side outer wall of the elastic plugging head is abutted against the inner wall of the separation through hole, the elastic plugging head has certain elasticity, so that tight fit connection with preset strength can be formed between the elastic plugging head and the separation through hole, thereby being beneficial to improving the sealing property of the centrifugal cup and preventing the peripheral side outer wall of the elastic plugging head from being separated from the inner wall of the separation through hole in the centrifugal process; on the other hand, the edge of one side surface of the elastic plugging head, which is close to the separation through hole, is provided with the guide surface, so that the elastic plugging head can better slide into the separation through hole, and the elastic plugging head can better realize the plugging effect;

3. because of the setting of ring channel, on the one hand, when the hollow tube is inserted and is established in the ring channel, the ring channel can form the connection of predetermined intensity with the hollow tube, so the hollow tube can not break away from and the separation of storage tank diapire in centrifugal process, on the other hand, after centrifugal operation accomplishes, can take out the hollow tube from the storage tank, then can wash hollow tube and storage tank more conveniently, thereby prevent that remaining target liquid from carrying out centrifugal operation's liquid next time and producing the influence, and then help promoting the branch liquid effect of target liquid.

Drawings

FIG. 1 is a schematic view of the structure of the centrifuge cup in this embodiment.

Fig. 2 is a sectional view of the present embodiment for showing the internal structure of the centrifuge cup.

Description of reference numerals: 1. a cup body; 11. a containing groove; 111. separating the through holes; 112. an annular groove; 113. a seal ring; 12. a hollow tube; 121. an inflow through hole; 2. a blocking piece; 21. an elastic plugging head; 211. a guide surface; 22. a connecting rod; 23. rotating the rod; 3. a separating funnel; 31. a connecting ring; 4. a cup cover.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a centrifugal cup. Referring to fig. 1 and 2, the centrifugal cup comprises a cup body 1, a plugging piece 2, a separation funnel 3 and a cup cover 4, specifically, the cup body 1 is cylindrical as a whole, the cup body 1 is provided with a containing groove 11, the cross section of the containing groove 11 is circular when viewed from the direction parallel to the axis of the cup body 1, the bottom wall of the containing groove 11 is provided with a separation through hole 111, and the separation through hole 111 and the containing groove 11 are coaxially arranged; the plugging piece 2 is arranged in the accommodating groove 11, and the plugging piece 2 is used for plugging the separation through hole 111; the separating funnel 3 is made of transparent materials, the separating funnel 3 is detachably connected with the bottom wall of the cup body 1, and the separating funnel 3 is communicated with the separating through hole 111; the cup cover 4 is in threaded connection with the top of the cup body 1, and the cup cover 4 is used for shielding the notch of the accommodating groove 11.

Referring to fig. 1 and 2, when centrifugal operation is required to be performed on a target liquid, the separation through hole 111 is blocked by the blocking piece 2, then the target liquid is poured into the containing groove 11 of the centrifugal cup, then the cup cover 4 is detachably connected with the cup body 1, and finally the cup cover is placed on a workbench of an outer wall centrifugal device to complete the centrifugal operation on the target liquid.

Referring to fig. 1 and 2, the blocking member 2 is an elastic blocking head 21, the elastic blocking head 21 is cylindrical, the elastic blocking head 21 is made of an elastic material, the sectional area of the elastic blocking head 21 is slightly larger than that of the separation through hole 111 when viewed from the aperture direction of the separation through hole 111 under the effect of no external force, a guide surface 211 is arranged at one side edge of the elastic blocking head 21 close to the separation through hole 111, and the guide surface 211 is in a round angle shape, so that the elastic blocking head 21 can better slide into the separation through hole 111 in the process of moving towards the separation through hole 111, and the purpose of blocking the separation through hole 111 is achieved.

Referring to fig. 1 and 2, an annular groove 112 is opened in the bottom wall of the accommodating groove 11, and the annular groove 112 is disposed coaxially with the axis of the separation through hole 111; the containing groove 11 is further provided with a hollow pipe 12, the hollow pipe 12 is in a cylindrical tube shape, the hollow pipe 12 is inserted into the annular groove 112, and a tight fit connection with a preset strength can be formed between the peripheral outer wall of the hollow pipe 12 and the side wall of the annular groove 112, and the tubular area of the hollow pipe 12 is used for the elastic plugging head 21 to be in sliding connection with each other, when the cup cover 4 is detachably connected with the cup body 1, one side of the hollow pipe 12, which is far away from the annular groove 112, is abutted to one side, which is close to the cup body 1, of the cup cover 4, and meanwhile, one side, which is close to the annular groove 112, of the hollow pipe 12 is provided with a plurality of inflow through holes 121 which are distributed in a circumferential array mode along the axis of the hollow pipe 12, so that the hollow pipe 12 can be used as a sliding basis of the elastic plugging head 21 in the containing groove, and the outflow speed of liquid can be controlled by the length of the distance between the elastic plugging head 21 and the orifice of the separation through hole 111, thereby being beneficial to improving the liquid separating effect of the target liquid.

Referring to fig. 1 and 2, a connecting rod 22 is coaxially disposed on a surface of the elastic stopper 21 away from the separation through hole 111, the connecting rod 22 is cylindrical, and a cross-sectional area of the connecting rod 22 viewed from a direction of a pipe orifice of the hollow pipe 12 is larger than a cross-sectional area of the elastic stopper 21, and a peripheral outer wall of the connecting rod 22 is in threaded connection with an inner wall of the hollow pipe 12; the integrative coaxial dwang 23 that is provided with of a side that connecting rod 22 kept away from elasticity shutoff head 21, dwang 23 are cylindricly to the sectional area that sees dwang 23 from 12 mouths of a pipe direction of hollow tube is less than the sectional area of connecting rod 22, and when elasticity shutoff head 21 blocked up separation through-hole 111 completely, a side and hollow tube 12 that connecting rod 22 was kept away from to the dwang 23 were to the parallel and level, thereby can supply people to slide elasticity shutoff head 21 more conveniently.

Referring to fig. 1 and 2, the separating funnel 3 is coaxially provided with a connecting ring 31 at one side close to the bottom of the cup body 1, the section of the connecting ring 31 is circular, and the connecting ring 31 and the bottom of the cup body 1 are detachably connected through bolts, so that the separating funnel 3 is convenient to detach.

Referring to fig. 1 and 2, in order to improve the overall sealing performance of the centrifuge cup, a sealing ring 113 is arranged at the edge of the notch of the accommodating groove 11, and the sealing ring 113 is annular, so that when the centrifuge cup is placed on an external centrifuge for centrifugal operation, target liquid can be prevented from flowing out from a gap between the cup body 1 and the cup cover 4, thereby being helpful for improving the overall sealing performance of the centrifuge cup.

The implementation principle of the centrifugal cup in the embodiment of the application is as follows: when centrifugal operation is needed to be carried out on target liquid, the hollow tube 12 is integrally inserted into the annular groove 112, then the rotating rod 23 is rotated to enable the elastic blocking head 21 to slide downwards until the separation through hole 111 is blocked, then the target liquid is poured into the space between the inner wall of the containing groove 11 and the peripheral outer wall of the hollow tube 12, then the cup body 1 is connected with the cup cover 4 through threaded connection, finally centrifugation is carried out on external centrifugal equipment, when the centrifugal operation is completed, the separation funnel 3 is firstly connected with the bottom wall of the cup body 1 through a bolt, then the elastic blocking head 21 is disconnected from the separation through hole 111, so that lower-layer liquid flows into the separation funnel 3, different liquids in the target liquid can be completely separated, and the liquid separating effect of the target liquid is facilitated.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A centrifuge cup, comprising: the method comprises the following steps:

the cup body (1) is provided with a containing groove (11), and the bottom wall of the containing groove (11) is provided with a separation through hole (111);

a blocking piece (2) arranged in the accommodating groove (11), the blocking piece (2) being used for blocking the separation through hole (111);

the separating funnel (3) is detachably connected with the bottom wall of the cup body (1), and the separating funnel (3) is communicated with the separating through hole (111);

the cup cover (4) is detachably connected with the cup body (1), and the cup cover (4) is used for shielding the notch of the accommodating groove (11).

2. A centrifuge cup according to claim 1, wherein: the blocking piece (2) is an elastic blocking head (21), the elastic blocking head (21) is used for being tightly matched and connected with the inner wall of the separation through hole (111), and the elastic blocking head (21) is close to one side edge of the separation through hole (111) and is provided with a guide surface (211).

3. A centrifuge cup according to claim 2, wherein: the cup lid is characterized by further comprising a hollow pipe (12), wherein one side of the hollow pipe (12) is connected with the bottom wall of the accommodating groove (11), when the cup lid (4) is connected with the cup body (1), the other side of the hollow pipe (12) is abutted against one side, close to the cup body (1), of the cup lid (4), the hollow pipe (12) is provided with a plurality of inflow through holes (121) close to the bottom wall of the accommodating groove (11), and the hollow pipe (12) is communicated with the separation through holes (111); the elastic plugging head (21) is connected to the hollow pipe (12) in a sliding mode.

4. A centrifuge cup according to claim 3, wherein: keep away from elasticity shutoff head (21) a side of storage tank (11) diapire is provided with connecting rod (22), all side outer walls of connecting rod (22) with the inner wall threaded connection of hollow tube (12), keep away from connecting rod (22) a side of elasticity shutoff head (21) is provided with dwang (23), follows hollow tube (12) mouth of pipe sees the sectional area of dwang (23) is less than the sectional area of connecting rod (22) elasticity shutoff head (21) blocks up completely during separation through-hole (111), dwang (23) are kept away from a side of connecting rod (22) with hollow tube (12) are to the parallel and level.

5. A centrifuge cup according to claim 4, wherein: the diapire of storage tank (11) is provided with ring channel (112), ring channel (112) are cyclic annular, ring channel (112) supply hollow tube (12) are inserted and are established, the lateral wall of ring channel (112) with the week side outer wall tight fit of hollow tube (12) is connected.

6. A centrifuge cup according to claim 1, wherein: one side of the separating funnel (3) close to the cup body (1) is provided with a connecting ring (31), and the connecting ring (31) is connected with the bottom of the cup body (1) through a bolt.

7. A centrifuge cup according to claim 1, wherein: the cup cover (4) is in threaded connection with the peripheral outer wall of the cup body (1).

8. A centrifuge cup according to claim 7, wherein: and a sealing ring (113) is arranged at the edge of the notch of the accommodating groove (11).

Images