CN112354692A

CN112354692A - Automatic locking mechanism for cover opening of centrifugal machine

Info

Publication number: CN112354692A
Application number: CN202011315760.3A
Authority: CN
Inventors: 曾红刚; 李朝阳; 徐卫林
Original assignee: Shanghai Fengbo Biotechnology Co ltd
Current assignee: Shanghai Fengbo Biotechnology Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-02-12

Abstract

The invention provides an automatic locking mechanism for opening a cover of a centrifugal machine, which comprises a fixed vertical plate, wherein a gear and a motor which are connected are fixedly arranged on the fixed vertical plate, the fixed vertical plate is hinged and matched with a locking plate, the locking plate comprises a sector gear part, a hinged point and a locking hook part which are connected, the locking hook part is in buckling fit with a locking hook, the hinged point is hinged and matched with the fixed vertical plate, the sector gear part is meshed and matched with the gear, a first position detection sensor and a second position detection sensor are fixedly arranged on one side, close to the locking plate, of the fixed vertical plate, and a trigger. The locking plate is driven by the designed gear, and the automatic switch control can be carried out on the cover of the centrifugal machine by matching with various sensors, and the stability is good.

Description

Automatic locking mechanism for cover opening of centrifugal machine

Technical Field

The invention relates to the technical field of centrifuges, in particular to an automatic locking mechanism for cover opening of a centrifuge.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The current centrifuger can be jammed, not tightly closed and the like when the cover is opened.

Disclosure of Invention

In view of the problems noted in the background, the present invention provides an automatic latch mechanism for a centrifuge lid.

The technical scheme of the invention is realized as follows:

the utility model provides an automatic latched device for centrifuge uncaps which characterized in that: including fixed riser, fixed riser is fixed to be set up the gear and the motor that are connected, the articulated cooperation locking plate of fixed riser, the locking plate is including fan-shaped gear portion, pin joint and the latch hook portion that is connected, latch hook portion buckle cooperation latch hook, the pin joint with the articulated cooperation of fixed riser, fan-shaped gear portion with gear engagement cooperates, fixed riser is close to fixed being equipped with primary importance detection sensor and the second place detection sensor in locking plate one side, fixed riser is close to the fixed trigger sensor that is equipped with of locking plate opposite side.

The invention is further configured to: first position detection sensor is close to fan-shaped gear portion sets up, first position detection sensor includes first casing, be equipped with first detection button on the first casing, the first casing articulates the first test bar one end of cooperation, the first test bar other end with fan-shaped gear portion butt cooperation, first test bar with the cooperation of first detection button butt.

The invention is further configured to: the second position detection sensor is close to the lock hook part and is arranged, the second position detection sensor comprises a second shell, a second detection button is arranged on the second shell, the second shell is hinged to be matched with one end of a second detection rod, the other end of the second detection rod is matched with the lock hook part in a butt joint mode, and the second detection rod is matched with the second detection button in a butt joint mode.

The invention is further configured to: the trigger sensor is close to the lock hook part and is arranged, the trigger sensor comprises a third shell, a trigger button is arranged on the third shell, the third shell is hinged to be matched with one end of a trigger rod, and the other end of the trigger rod is in butt fit with the bottom of the lock hook.

The invention is further configured to: the fixed vertical plate and the locking plate have a gap, and the gap is larger than or equal to the maximum thickness of the trigger rod.

The invention is further configured to: the fan-shaped gear portion is provided with a first connecting hole, the fixed lead pressing roller is arranged on the fixed vertical plate, the fixed vertical plate is provided with a manual knob, and the manual knob penetrates through the lead pressing roller through a set lead and is connected with the first connecting hole.

The invention is further configured to: the fixed diaphragm of fixed riser top fixed connection, be equipped with a plurality of second connecting holes on the fixed diaphragm, fixed diaphragm reaches fixed riser both ends are equipped with the confession the notch that the latch hook passed.

In conclusion, the beneficial effects of the invention are as follows: according to the automatic locking mechanism for opening the cover of the centrifugal machine, the gear is designed to drive the locking plate, and the locking plate is matched with various sensors, so that the cover of the centrifugal machine can be automatically opened and closed, and the stability is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic view of a first position detecting sensor according to the present invention;

fig. 5 is a schematic structural view of the trigger sensor of the present invention.

Reference numerals: 1. fixing a vertical plate; 2. a gear; 3. a motor; 4. a locking plate; 401. a sector gear portion; 402. a hinge point; 403. a latch hook portion; 5. a latch hook; 6. a first position detection sensor; 601. a first housing; 602. a first detection button; 603. a first detection lever; 7. a second position detection sensor; 8. a trigger sensor; 801. a third housing; 802. a trigger button; 803. a trigger lever; 9. a gap; 10. a first connection hole; 11. a lead pressing roller; 12. fixing the transverse plate; 13. a second connection hole; 14. a notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention is described below with reference to fig. 1-5:

the utility model provides an automatic latched device for centrifuge uncaps, is including fixed riser 1, and fixed riser 1 is fixed to be set up gear 2 and the motor 3 that is connected, and gear 2 and motor 3 can set up in fixed riser 1 with one side or different sides.

As a preferred structure, the fixed riser 1 is hinged to match with the locking piece 4, and the locking piece 4 comprises a sector gear part 401, a hinge point 402 and a locking hook part 403 which are connected. The locking hook part 403 is hook-shaped, the locking hook 5 is frame-shaped, the locking hook part 403 is in snap fit with the locking hook 5, and the locking hook 5 is connected to the bottom of the cover of the centrifuge; the hinge point 402 is in hinge fit with the fixed vertical plate 1, the hinge point 402 is arranged as a hinge piece, the hinge piece is fixed on the fixed vertical plate 1, and the hinge piece is in hinge fit with the locking plate 4; the sector gear portion 401 is engaged with the gear 2, and the sector edge of the sector gear portion 401 is provided with a serration to engage with the gear 2.

In order to realize the automatic control of the opening and closing state of the locking mechanism, the locking mechanism is provided with a control system. Specifically, fixed riser 1 is close to locking plate 4 one side and is fixed and be equipped with first position detection sensor 6 and second position detection sensor 7, and fixed riser 1 is close to locking plate 4 opposite side and is fixed and be equipped with trigger sensor 8.

When the lock is closed, the trigger sensor 8 detects a pressing signal of the lock hook 5, the control system controls the motor 3 to start to drive the gear 2, the lock hook part 403 on the lock plate 4 is matched with the lock hook 5, and after the lock is closed, the lock plate 4 reaches the first position detection sensor 6, the motor 3 stops; when the unlock key is pressed, the motor 3 is started, and when the lock plate 4 reaches the second position detection sensor 7, the motor 3 is stopped.

First position detection sensor 6 is close to fan-shaped gear part 401 and sets up, and first position detection sensor 6 includes first casing 601, is equipped with first detection button 602 on the first casing 601, and first casing 601 articulates the first detection pole 603 one end of cooperation, and the first detection pole 603 other end cooperates with fan-shaped gear part 401 butt, first detection pole 603 and the cooperation of first detection button 602 butt.

The second position detection sensor 7 is arranged close to the lock hook part 403, the second position detection sensor 7 comprises a second shell, a second detection button is arranged on the second shell, the second shell is hinged to be matched with one end of a second detection rod, the other end of the second detection rod is in butt fit with the lock hook part 403, and the second detection rod is in butt fit with the second detection button.

The trigger sensor 8 is arranged close to the latch hook 403, the trigger sensor 8 includes a third housing 801, a trigger button 802 is arranged on the third housing 801, the third housing 801 is hinged to one end of a trigger rod 803, and the other end of the trigger rod 803 is in abutting fit with the bottom of the latch hook 5. A gap 9 exists between the fixed vertical plate 1 and the locking plate 4, and the gap 9 is larger than or equal to the maximum thickness of the trigger rod 803, so that a space is reserved for the trigger rod 803 to contact with the locking hook 5.

Further, be equipped with first connecting hole 10 on fan-shaped gear portion 401, fixed being equipped with lead wire compression roller 11 on the fixed riser 1, be equipped with manual knob on the fixed riser 1, manual knob passes lead wire compression roller 11 through the lead wire that sets up and is connected with first connecting hole 10. The cover can be opened manually under the condition of non-power-on.

Furthermore, a fixed transverse plate 12 is fixedly connected to the top of the fixed vertical plate 1, a plurality of second connecting holes 13 are formed in the fixed transverse plate 12, and notches 14 for the lock hooks 5 to penetrate through are formed in the fixed transverse plate 12 and the two ends of the fixed vertical plate 1. The fixed transverse plate 12 is fixed on the centrifuge.

The working process of the present invention will be further described below:

when the lock is unlocked, the unlocking key is pressed under the condition of electrifying, the motor 3 drives the gear 2 to rotate, and when the locking plate 4 reaches the second position detection sensor 7, the motor 3 stops; under the non-electrified condition, can be through manual knob manual pulling locking plate 4.

When the lock is closed, the lock hook 5 is pressed down to trigger the touch sensor, the motor 3 is started and drives the gear 2 to rotate, and when the lock plate 4 reaches the first position sensor, the motor 3 stops.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an automatic latched device for centrifuge uncaps which characterized in that: including fixed riser (1), fixed riser (1) is fixed to set up gear (2) and motor (3) that are connected, fixed riser (1) articulates cooperation locking plate (4), locking plate (4) are including fan-shaped gear portion (401), pin joint (402) and latch hook portion (403) that are connected, latch hook portion (403) snap-fit latch hook (5), pin joint (402) with fixed riser (1) articulates the cooperation, fan-shaped gear portion (401) with gear (2) meshing cooperation, fixed riser (1) is close to fixed being equipped with primary importance detection sensor (6) and second place detection sensor (7) in locking plate (4) one side, fixed riser (1) is close to fixed being equipped with trigger sensor (8) of locking plate (4) opposite side.

2. The automatic latch mechanism for centrifuge cover opening according to claim 1, wherein: first position detection sensor (6) are close to fan-shaped gear portion (401) sets up, first position detection sensor (6) include first casing (601), be equipped with first detection button (602) on first casing (601), first casing (601) articulated first detection lever (603) one end of cooperation, first detection lever (603) other end with fan-shaped gear portion (401) butt cooperation, first detection lever (603) with first detection button (602) butt cooperation.

3. The automatic latch mechanism for centrifuge cover opening according to claim 1, wherein: second position detection sensor (7) are close to lock hook portion (403) set up, second position detection sensor (7) include the second casing, be equipped with the second on the second casing and detect the button, the articulated cooperation second detection bar one end of second casing, the second detection bar other end with lock hook portion (403) butt cooperation, the second detection bar with the cooperation of second detection button butt.

4. The automatic latch mechanism for centrifuge cover opening according to claim 1, wherein: trigger sensor (8) are close to lock hook portion (403) set up, trigger sensor (8) include third casing (801), be equipped with trigger button (802) on third casing (801), third casing (801) articulate cooperation trigger bar (803) one end, the trigger bar (803) other end with latch hook (5) bottom butt cooperation.

5. The automatic latch mechanism for centrifuge cover opening according to claim 4, wherein: fixed riser (1) with locking plate (4) have clearance (9), clearance (9) more than or equal to the maximum thickness of trigger bar (803).

6. The automatic latch mechanism for centrifuge cover opening according to claim 1, wherein: be equipped with first connecting hole (10) on fan-shaped gear portion (401), fixed lead wire compression roller (11) of being equipped with on fixed riser (1), be equipped with manual knob on fixed riser (1), manual knob pass lead wire compression roller (11) through the lead wire that sets up with first connecting hole (10) are connected.

7. The automatic latch mechanism for centrifuge cover opening according to claim 1, wherein: fixed riser (1) top fixed connection fixed diaphragm (12), be equipped with a plurality of second connecting holes (13) on fixed diaphragm (12), fixed diaphragm (12) reach fixed riser (1) both ends are equipped with the confession notch (14) that latch hook (5) passed.