CN210131721U - A protection device for improving centrifuge security - Google Patents
A protection device for improving centrifuge security Download PDFInfo
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- CN210131721U CN210131721U CN201920709183.2U CN201920709183U CN210131721U CN 210131721 U CN210131721 U CN 210131721U CN 201920709183 U CN201920709183 U CN 201920709183U CN 210131721 U CN210131721 U CN 210131721U
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- centrifuge
- fixedly arranged
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- safety
- rotating rod
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Abstract
The utility model discloses a protection device for improving the safety of a centrifugal machine, which relates to the technology of the centrifugal machine, and comprises an axle seat, wherein the axle seat is fixed on the axle center of one side of a machine cover facing the centrifugal machine body, the machine cover is fixed on one side of the centrifugal machine body through a hinge, a bearing is fixedly arranged in the axle seat, a rotating shaft is fixedly arranged on an inner ring of the bearing, a rotating rod is fixedly arranged on the rotating shaft, fixed blocks are fixedly arranged at the two ends of the rotating rod, one end of the fixed block, which is far away from the rotating rod, is fixedly provided with a clamping block with a triangular structure, and two; the rotary drum inside the centrifuge body is of a cylindrical structure, slots are formed in the two sides of the top of the rotary drum, and clamping grooves are formed in the two sides of the bottom of each slot. The utility model discloses simple structure can prevent the maloperation that centrifuge uncapped, has effectively improved centrifuge and operating personnel's security.
Description
Technical Field
The utility model belongs to the centrifuge technique, concretely relates to a protection device for improving centrifuge security.
Background
The centrifuge is a machine for separating components from liquid and solid particles or a mixture of liquid and liquid by utilizing strong centrifugal force generated by a rotating drum rotating at a high speed in the centrifuge, the most used centrifuge of the existing centrifuge is a flip centrifuge, when the centrifuge is stopped for separating the mixture, the rotating drum in the centrifuge can not stand immediately and stops, the centrifuge can continue rotating at a high speed under the action of inertia, at the moment, when an operator mistakenly opens a cover of the centrifuge, the rotating drum rotating at a high speed can bring great potential safety hazard to the operator, although the existing centrifuge part has a structure of locking the rotating drum by opening the cover, the serious damage can be caused to the centrifuge, and the mixture centrifugation failure can be easily caused, therefore, the centrifuge safety protection device for improving the centrifuge safety is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protection device for improving centrifuge security, simple structure can prevent the maloperation that centrifuge uncapped, has effectively improved centrifuge and operating personnel's security.
The utility model provides a following technical scheme: a protection device for improving the safety of a centrifugal machine comprises a shaft seat, wherein the shaft seat is fixed on the shaft center of one side, facing the centrifugal machine body, of a machine cover, the machine cover is fixed on one side of the centrifugal machine body through a hinge, a bearing is fixedly arranged in the shaft seat, a rotating shaft is fixedly arranged on an inner ring of the bearing, a rotating rod is fixedly arranged on the rotating shaft, fixed blocks are fixedly arranged at two ends of the rotating rod, a clamping block with a triangular structure is fixedly arranged at one end, away from the rotating rod, of each fixed block, and elastic mechanisms with the same structure are arranged at two sides, facing the positive and negative;
the elastic mechanism comprises a retractable groove, the retractable groove is formed in the side portion of the fixed block, a pressing block matched with the retractable groove is connected in the retractable groove in a sliding mode, and a supporting spring is fixedly connected between the pressing block and the bottom of the retractable groove;
the rotary drum in the centrifuge body is of a cylindrical structure, slots are formed in the two sides of the top of the rotary drum, and clamping grooves are formed in the two sides of the bottom of each slot.
Preferably, the rotating diameter of the rotating rod is the same as the diameter of the rotating drum, and the rotating drum, the rotating rod and the rotating shaft are coaxially arranged.
Preferably, the width of the slot is larger than that of the fixture block.
Preferably, the maximum distance between the pressing blocks at the two sides of the fixing block and the spring outwards is the same as the width of the clamping block.
Preferably, the two sides of the top of the slot are provided with chamfers with arc structures.
Preferably, a handle is fixedly arranged at the top of one side of the cover away from the hinge.
Preferably, the top that the hinge one side was kept away from to the centrifugal separator body is equipped with the catching groove, the bottom that the hinge one side was kept away from to the cover is equipped with the buckle, buckle and catching groove phase-match.
The utility model has the advantages that: simple structure can prevent the maloperation that centrifuge uncapped, has effectively improved centrifuge and operating personnel's security, specifically as follows:
(1) when the utility model is arranged and used, the mixture needing centrifugation is put into the rotary drum, then the cover is buckled on the centrifuge body, the fixed blocks at the two ends of the rotary rod are inserted into the slots at the two sides of the rotary drum, then the centrifuge body is started to carry out centrifugal operation on the mixture, at the moment, the rotary drum can drive the rotary rod to rotate at high speed together, when the centrifuge body is started or stopped, the force can be generated between the slots and the fixed blocks, the force can push the pressing block to enter the retraction slot and compress the supporting spring, and one end of the clamping block is clamped into the clamping slot, at the moment, the cover is in a locking state, the cover can not be opened from the outside, the safety of the centrifuge body and an operator is effectively ensured, only when the centrifuge body is completely stopped, the acting force between the slots and the fixed blocks disappears, at the moment, the supporting spring pushes the pressing block out from the, the end part of the clamping block is withdrawn from the clamping groove, and the cover is in an openable state at the moment, so that the design effectively improves the use safety of the centrifuge body;
(2) the rotary drum, the rotary rod and the rotating shaft are arranged coaxially, so that the rotary rod can rotate at a high speed along with the rotary drum;
(3) the width of the slot is larger than that of the clamping block, so that the clamping block can be smoothly inserted into the bottom of the slot;
(4) the maximum distance between the outward springing of the pressing blocks arranged at the two sides of the fixed block is the same as the width of the clamping block, so that the end part of the clamping block and the clamping groove are in a separation state when the centrifugal machine body is in a static state, and the cover can be smoothly opened;
(5) the chamfer angle is arranged, so that the clamping block and the fixing block can be inserted into the slot together;
(6) the utility model discloses set up the handle, make things convenient for opening of cover.
(7) The utility model discloses set up catching groove and buckle, can assist the fixed between cover and the centrifugal organism, further improved the safety that the centrifugal organism used.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of the cover of the present invention when opened;
fig. 2 is a top view of the cover opening of the present invention;
fig. 3 is a schematic structural view of the positions of the fixing block and the slot when the drum of the present invention is in a static state;
fig. 4 is a schematic structural view of the positions of the fixing block and the slot when the rotary drum of the present invention is in a rotating state;
labeled as: the centrifugal machine comprises a centrifugal machine body 1, a rotary drum 2, a hinge 3, a machine cover 4, a handle 5, a slot 6, a clamping groove 7, a chamfer 8, a shaft seat 9, a bearing 10, a rotating shaft 11, a rotating rod 12, a fixing block 13, a clamping block 14, a storage groove 15, a pressing block 16, a supporting spring 17, a buckle 18 and a buckling groove 19.
Detailed Description
The present invention will be further described with reference to the following specific examples. These examples are provided only for illustrating the present invention and are not intended to limit the scope of the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1-4, a protection device for improving safety of a centrifuge comprises a shaft seat 9, wherein the shaft seat 9 is fixed on a shaft center of one side of a cover 4 facing a centrifuge body 1, the cover 4 is fixed on one side of the centrifuge body 1 through a hinge 3, a bearing 10 is fixedly arranged in the shaft seat 9, a rotating shaft 11 is fixedly arranged on an inner ring of the bearing 10, a rotating rod 12 is fixedly arranged on the rotating shaft 11, fixed blocks 13 are fixedly arranged at two ends of the rotating rod 12, a clamping block 14 with a triangular structure is fixedly arranged at one end of the fixed block 13 far away from the rotating rod 12, and elastic mechanisms with the same structure are arranged at two sides of the fixed block 13 facing the positive;
the elastic mechanism comprises a retractable groove 15, the retractable groove 15 is formed in the side portion of the fixed block 13, a pressing block 16 matched with the retractable groove 15 is connected in the retractable groove 15 in a sliding mode, and a supporting spring 17 is fixedly connected between the pressing block 16 and the bottom of the retractable groove 15;
the rotary drum 2 inside the centrifuge body 1 is of a cylindrical structure, slots 6 are formed in two sides of the top of the rotary drum 2, and clamping grooves 7 are formed in two sides of the bottom of each slot 6.
The utility model discloses a protection device for improving centrifuge security, simple structure can prevent the maloperation that centrifuge uncapped, has effectively improved centrifuge and operating personnel's security.
Specifically, when in use, a mixture needing centrifugation is put into the rotary drum 2, then the cover 4 is buckled on the centrifuge body 1, the fixing blocks 13 at two ends of the rotary rod 12 are inserted into the slots 6 at two sides of the rotary drum 2, then the centrifuge body 1 is started to carry out centrifugation operation on the mixture, at the moment, the rotary drum 2 drives the rotary rod 12 to rotate at high speed together, when the centrifuge body 1 is started or stopped, a force is generated between the slots 6 and the fixing blocks 13, the force pushes the pressing block 16 to enter the accommodating groove 15 and compresses the supporting spring 17, one end of the clamping block 14 is clamped into the clamping groove 7, at the moment, the cover 4 is in a locked state, the cover 4 cannot be opened from the outside, the safety of the centrifuge body 1 and operators is effectively ensured, only after the rotary drum 2 is completely stopped, the acting force between the slots 6 and the fixing blocks 13 disappears, at this time, the supporting spring 17 pushes the pressing block 16 out of the retraction slot 15, so that the end of the clamping block 14 is withdrawn from the clamping slot 7, and at this time, the cover 4 is in an openable state, thereby effectively improving the use safety of the centrifuge body 1.
Referring to fig. 1, further, the rotating diameter of the rotating rod 12 is the same as the diameter of the rotary drum 2, and the rotary drum 2, the rotating rod 12 and the rotating shaft 11 are coaxially arranged.
The drum 2, the rotary rod 12 and the rotating shaft 11 are arranged coaxially, so that the rotary rod 12 rotates at a high speed along with the drum 2.
Referring to fig. 3 and 4, the width of the slot 6 is greater than the width of the latch 14.
The width of the slot 6 is larger than that of the latch 14, so that the latch 14 can be smoothly inserted into the bottom of the slot 6.
Referring to fig. 3 and 4, further, the maximum distance between the pressing blocks 16 at both sides of the fixing block 13 to be outwardly protruded is the same as the width of the latch 14.
The maximum distance between the outwards ejected pressing blocks 16 on the two sides of the fixing block 13 is the same as the width of the clamping block 14, so that the end part of the clamping block 14 and the clamping groove 7 are in a separation state when the centrifugal machine body 1 is in a static state, and the cover 4 can be smoothly opened.
Referring to fig. 1 and 3, further, chamfers 8 with arc structures are arranged on two sides of the top of the slot 6.
A chamfer 8 is provided to facilitate insertion of the latch 14 into the slot 6 together with the retention block 13.
Referring to fig. 2, further, a handle 5 is fixedly arranged at the top of one side of the cover 4 far away from the hinge 3.
The handle 5 is arranged to facilitate the opening of the cover 4.
Referring to fig. 1, further, a catching groove 19 is formed at the top of the centrifuge body 1 away from the hinge 3, and a buckle 18 is formed at the bottom of the cover 4 away from the hinge 3, wherein the buckle 18 is matched with the catching groove 19.
The arrangement of the buckle groove 19 and the buckle 18 can assist the fixation between the cover 4 and the centrifuge body 1, and further improve the safety of the centrifuge body 1.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The protection device for improving the safety of the centrifugal machine comprises a shaft seat (9) and is characterized in that the shaft seat (9) is fixed on a shaft center of one side, facing the centrifugal machine body (1), of a machine cover (4), the machine cover (4) is fixed on one side of the centrifugal machine body (1) through a hinge (3), a bearing (10) is fixedly arranged in the shaft seat (9), a rotating shaft (11) is fixedly arranged on an inner ring of the bearing (10), a rotating rod (12) is fixedly arranged on the rotating shaft (11), fixing blocks (13) are fixedly arranged at two ends of the rotating rod (12), a clamping block (14) with a triangular structure is fixedly arranged at one end, far away from the rotating rod (12), of each fixing block (13), and elastic mechanisms with the same structure are arranged on two sides, facing the positive and negative rotating direction of the rotating rod (12);
the elastic mechanism comprises a retractable groove (15), the retractable groove (15) is formed in the side portion of the fixed block (13), a pressing block (16) matched with the retractable groove is connected in the retractable groove (15) in a sliding mode, and a supporting spring (17) is fixedly connected between the pressing block (16) and the bottom of the retractable groove (15);
the centrifugal machine is characterized in that the rotary drum (2) inside the centrifugal machine body (1) is of a cylindrical structure, slots (6) are formed in two sides of the top of the rotary drum (2), and clamping grooves (7) are formed in two sides of the bottom of the slots (6).
2. A protector for improving the safety of a centrifuge according to claim 1, characterized in that the rotating rod (12) has the same rotating diameter as the drum (2), and the drum (2), the rotating rod (12) and the rotating shaft (11) are coaxially arranged.
3. A protector for improving centrifuge safety according to claim 1, characterized in that the width of the slot (6) is larger than the width of the cartridge (14).
4. The protecting device for improving the safety of the centrifugal machine according to claim 1, wherein the maximum distance of outward ejection of the pressing blocks (16) at both sides of the fixing block (13) is the same as the width of the clamping block (14).
5. A protection device for improving the safety of a centrifuge according to claim 1, characterized in that, the top of the slot (6) is provided with a chamfer (8) with a circular arc structure on both sides.
6. A protection device for improving the safety of a centrifuge according to claim 1, characterized in that a handle (5) is fixedly arranged at the top of one side of the cover (4) far away from the hinge (3).
7. A protection device for improving the safety of a centrifuge according to claim 1, characterized in that the top of the centrifuge body (1) far away from the hinge (3) is provided with a catching groove (19), the bottom of the cover (4) far away from the hinge (3) is provided with a buckle (18), and the buckle (18) is matched with the catching groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920709183.2U CN210131721U (en) | 2019-05-17 | 2019-05-17 | A protection device for improving centrifuge security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920709183.2U CN210131721U (en) | 2019-05-17 | 2019-05-17 | A protection device for improving centrifuge security |
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| Publication Number | Publication Date |
|---|---|
| CN210131721U true CN210131721U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920709183.2U Active CN210131721U (en) | 2019-05-17 | 2019-05-17 | A protection device for improving centrifuge security |
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| Country | Link |
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| CN (1) | CN210131721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578861A (en) * | 2020-12-28 | 2021-03-30 | 中国人民解放军空军军医大学 | PDA with patient patrol reminding function |
-
2019
- 2019-05-17 CN CN201920709183.2U patent/CN210131721U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578861A (en) * | 2020-12-28 | 2021-03-30 | 中国人民解放军空军军医大学 | PDA with patient patrol reminding function |
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