CN203856304U - Pressing cover switch locking device - Google Patents
Pressing cover switch locking device Download PDFInfo
- Publication number
- CN203856304U CN203856304U CN201420092186.3U CN201420092186U CN203856304U CN 203856304 U CN203856304 U CN 203856304U CN 201420092186 U CN201420092186 U CN 201420092186U CN 203856304 U CN203856304 U CN 203856304U
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- Prior art keywords
- lid switch
- locking
- contact
- locking device
- access panel
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- Withdrawn - After Issue
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Abstract
The utility model discloses a pressing cover switch locking device, and belongs to the field of locking devices. The pressing cover switch locking device comprises a locking device arranged between opening and closing combined surfaces of two observation plate assemblies, and also comprises a thrust contact terminal arranged between the opening and closing combined surfaces of the two observation plate assemblies and used for consistently providing thrust to ensure an opening trend of the two observation plate assemblies when the two observation plate assemblies are closed, wherein the locking device comprises a movable cover switch assembly, a fixed limiting guide block matched with the cover switch assembly, and a microswitch; the cover switch assembly comprises a cover switch capable of lifting and rotating around the self axis, an elastic element used for continuously applying force capable of driving the cover switch to recover an initial state on the cover switch, a locking contact terminal assembly connected with the cover switch and driven by the cover switch to ascend and descend, and an adjusting screw contact terminal assembly connected with the cover switch and driven by the cover switch to synchronously ascend and descend and rotate around the self axis. The pressing cover switch locking device disclosed by the utility model is used for improving the usability and the security and reducing the working intensity of an operator.
Description
Technical field
The utility model belongs to locking device field, relates in particular to for the locking device on centrifuge cover plate.
Background technology
In blood sampling apparatus, have a critical component centrifuge, centrifuge and medical disposable material are used in conjunction with, every collection consumptive material that once will change the outfit, and consumptive material installs rear locking centrifuge to start to gather.
The screwing type lid switch that existing centrifuge cup switch locking device is use, as Fig. 1, locking nut has internal thread, can left rotation and right rotation.Be rotated down and compress access panel assembly, rotate up and can unclamp access panel assembly.The left and right two halves of access panel assembly can rotate around bearing pin, and Fig. 2 is the schematic diagram that two access panels separate.In the time installing consumptive material, close observation assembly, rotational lock nut, locking nut moves down and compresses access panel assembly.Rotational lock nut in the time that collection completes, moves on locking nut and unclamps access panel assembly, and pull handle is separated access panel assembly to the left and right sides, as Fig. 2, takes out Centrifuge Cup consumptive material.Therefore, the lid switch locking device efficiency of existing centrifuge is low, and complex operation.
In addition, centrifuge is the equipment of High Rotation Speed, prior art is all to be covered switch and lock access panel assembly for screwing by people, also be to judge to cover whether switch locks and locking degree by artificial, if centrifuge do not lock just start working or centrifuge in the process of High Rotation Speed access panel assembly due to locking not or because of vibrations loosening opening gradually, that just exists great security risk.
Utility model content
The purpose of this utility model is: a kind of pressing lid switch locking device, improve ease for use and safety, and reduce operator's working strength.
The utility model object realizes by following technical proposals:
A kind of pressing lid switch locking device, comprise the locking device of being located between two access panel assembly opening and closing bonding surfaces, also comprise and being located between two access panel assembly opening and closing bonding surfaces, in the time that both are closed, provide all the time and make both have the thrust contact of the thrust of unlatching trend, described locking device comprises movable lid switch module, motionless spacing guide pad and the microswitch that coordinate with described lid switch module; Described lid switch module comprises can elevating movement and around the lid switch of self axle rotation, described lid switch is continuously applied to the elastic component of the lift that can reply original state, be connected to it and drive the locking contact assembly of lower elevating movement with described lid switch, be connected to it with described lid switch and drive lower synchronization lifting motion and the adjusting screw(rod) contact assembly around self axle rotation; Between described locking contact assembly and described access panel assembly, be provided with the retaining mechanism matching, after described access panel assembly closure puts in place, locking contact assembly rises and is locked, and decline unlocks; Described microswitch coordinates with described adjusting screw(rod) contact assembly, adjusting screw(rod) contact assembly can only be at certain height region and a sideway swivel extreme angles location triggered microswitch, locking point taking the rotation extreme angles of described triggering microswitch as lid switch turn-knob, taking the rotation extreme angles of its reverse turn-knob as its release point; Between described lid switch and described spacing guide pad, be provided with the spacing guiding mechanism matching, described spacing guide pad limits the described both sides rotation extreme angles of described lid switch, and restriction cover switch and between locking point and locking point and release point, cannot be dropped to and lock the contact assembly position unlocking that thereupon declines, guide cover switch horizontally rotating between locking point and release point, restriction and guide cover switch can only elevating movements at release point.
In such scheme, in operation, when access panel assembly is closed, " clicking " lid switch, lid switch drives locking contact assembly to decline to two access panel assembly releases, and two access panel assemblies, under the thrust of thrust contact, automatically spring open; While closing access panel assembly, two access panel assemblies are directly closed up and put in place, access panel assembly drives the elevating movement of locking contact assembly to reply the lock-out state to it, integrated operation high-efficient simple.In safeguard protection, on the one hand, due to the existence of the lasting thrust of thrust contact, if access panel assembly does not have closure to put in place, access panel assembly can be open, and does not therefore also just exist to seem that to fasten the people who does not actually fasten be misjudgment; On the other hand, the restriction of spacing guide pad cover switch (do not comprise between described locking point and release point locking point and release put this 2 point) between locking point and locking point and release point and cannot be dropped to and lock contact assembly decline and unlock, therefore only cover switch turn-knob to release point and under on time two access panel assemblies just can open; On the other hand; its on off state is passed to corresponding main frame by microswitch; if operator wants to open access panel assembly; now centrifuge stops the rotation not yet; lid switch turn-knob is to non-locking point, and at non-locking point, adjusting screw(rod) contact assembly disconnects microswitch; main frame can be made warning in conjunction with the signal of the signal of telecommunication of centrifuge and microswitch thus, restriction starts, brakes, and even coordinates other access panel assembly locking devices etc. to realize more safeguard protection.
As selecting 1, described spacing guiding mechanism is by the spacer pin of being located on described lid switch, and is located at the guiding cavity composition moving for described spacer pin in described spacing guide pad therein.
In such scheme, by guiding cavity, the spacing of spacer pin and guiding are realized the spacing and guide effect of spacing guiding mechanism.
As selecting 2, described guiding cavity comprises the horizontal cavity and the vertical cavity that are connected, the release point position of the corresponding described lid switch in described vertical cavity position.
In such scheme, horizontal cavity guide and limit pin (lid switch) horizontally rotates between locking point and release point, and locking point and the release point of spacer pin (lid switch) limited in its two ends; Vertically guide and limit pin (lid switch) elevating movement of cavity, realizes release and locking.
As selecting 2 further selection 3, be also included in one the 3rd vertical cavity being communicated with above locking point position and described horizontal cavity, and one the 4th vertical cavity being communicated with above release point position and described vertical cavity.
In such scheme, at release point and locking point, third and fourth vertical cavity is set, operator can be by elastic component automatic lifting to this third and fourth vertical cavity after loosing one's grip during to the two ends limit at turn-knob for spacer pin thus, spacer pin (lid switch) is just positioned thus, cannot rotate, avoid the not in place or maloperation of operator's turn-knob, or due to centrifuge vibrations, cause spacer pin (lid switch) to depart from locking point or release point position, further strengthened safety.
As selecting 4, described locking contact assembly comprises the two locking contacts that coordinate with two access panel assemblies, and connects the balance weight of two locking contacts, and described balance weight is flexibly connected with described lid switch.
In such scheme, balance weight is flexibly connected with lid switch, and lid switch can be with dynamic balance weight elevating movement, but cannot drive its rotation, and as being slidably connected between the two, balance weight is embedded on the cannelure that covers switch.
As selecting 5, described locking contact and access panel assembly correspondence are provided with coupling inclined-plane, inclined-plane contact slide relatively between the two, its top is located on the inclined-plane of locking contact, its front end is located on the inclined-plane of described access panel assembly, described access panel assembly is also provided with lock slots, described lock slots be located at its lock when closed contact directly over and mate with it.
In such scheme, locking contact and access panel assembly correspondence are provided with coupling inclined-plane, in access panel assembly closing course, both inclined-plane contact slides, make to lock contact and decline, until access panel assembly is completely closed, lock slots be positioned at locking contact directly over, locking contact return under the jacking of the elastic component of lid switch module embeds in this lock slots, realizes the locking to access panel assembly; And when release, locking contact declines and leaves lock slots, to two access panel assembly releases, two access panel assemblies, under the thrust of thrust contact, automatically spring open.
As selecting 6, described adjusting screw(rod) contact assembly comprises the adjusting screw(rod) contact being connected with described lid switch, and is connected to trigger the contact of microswitch with described adjusting screw(rod) contact.
In such scheme, by covering switch through the lifting of adjusting screw(rod) contact band movable contact spring, rotation, to trigger microswitch.
As selecting 7, described locking device also comprises guide pad, and described lid switch module comprises the guide finger coordinating with guide pad, is provided with the pilot hole for described guide finger oscilaltion campaign in described guide pad.
In such scheme, guide pad and guide finger coordinate the vertical lifting motion that ensures to cover switch module.
As selecting 8, the pole that described lid switch comprises cover plate and is connected with cover plate, described elastic body is to be placed on that pole is gone up and one end is resisted against the spring of cover plate bottom surface.
In such scheme, make to cover switch by spring and after declining, there is all the time the climbing power of replying initial position.
The main scheme of aforementioned the utility model and each further selection scheme thereof can independent assortment to form multiple schemes; be the utility model and can adopt also claimed scheme: as the utility model; each selection can be selected any combination with other; those skilled in the art can understand there is multiple combination according to prior art and common practise after understanding the utility model scheme, do not do exhaustive at this.
The course of work is:
Step 1:
Promote two access panel assembly closures, the contact surface of access panel assembly and locking contact is inclined-plane, and when locking contact is stressed, drive is covered switch module and vertically moved down.In the time that access panel assembly moves to a certain degree to centre, because the effect locking contact of spring force inserts the lock slots of access panel assembly.
In the time that locking contact just inserts the lock slots of access panel, spacer pin is the position in horizontal cavity and vertical cavity boundary just in time, both can do up and down and move both vertically, and can rotate again.Now contact does not touch microswitch.
Now cover switch in release point, represent that now centrifuge, still in open mode, is not locked completely.
Step 2:
Dextrorotation hub cap switch, to locking point, represents now still locking state of centrifuge.
Now contact has touched microswitch, and electrical signal transfer, to main frame, shows that centrifuge can carry out the work of High Rotation Speed.Now spacer pin has been positioned at the extreme position on the left side, and spacer pin can not decline, if downward pressing cover switch under this duty namely, lid switch module can not move down, and access panel assembly can not be opened.Namely the centrifuge of High Rotation Speed does not have the risk that causes personal injury.
Step 3:
After collection completes, be rotated counterclockwise and cover switch return release point, represent that now centrifuge is still in open mode, now spacer pin position is positioned at vertical cavity, and now contact does not touch microswitch.
Step 4:
Pressing cover switch, lid switch module moves down, and locking contact moves down the lock slots of the access panel assembly that disengaging coordinates with it simultaneously, and due to the effect of thrust contact medi-spring power, access panel assembly can automatically spring open simultaneously.
The beneficial effects of the utility model: effectively improved ease for use and safety, reduced operator's working strength.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1 prior art screwing type lid switch;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the opening schematic diagram of Fig. 1;
Wherein 1. handle 2. locking nut 3. access panel assembly 4. rotary pin shafts.
Fig. 4 is embodiment 2 use view of the present utility model;
Fig. 5 is the partial enlarged drawing of Fig. 4;
Fig. 6 is the A-A sectional view of Fig. 4;
Fig. 7 is the structural representation of embodiment 2 the utility model lid switch modules;
Fig. 8 is the schematic perspective view of embodiment 2 the utility model blocks;
Fig. 9 is the B-B sectional view of Fig. 4;
Figure 10 is the locking device original state schematic diagram before embodiment 2 the utility model access panel assemblies are closed;
Figure 11 is the locking device locking states schematic diagram after embodiment 2 the utility model access panel assemblies are closed;
Figure 12 is the locking device locking process status schematic diagram in embodiment 2 the utility model access panel assembly closing process;
Wherein 1. rotary pin shaft 2. access panel assemblies 3. cover switch 4. thrust contacts 6. and lock the vertical cavity of the contact 7. balance weight 8. guide finger 9. guide pad 10. contact 11. microswitch 12. adjusting screw(rod) contact spacing guide pad 16. spring 17. handle 18. disk body 31. cover plate vertical cavity 182. the 4th of the vertical cavity 181. the 3rd of the horizontal cavity 152. of 32. pole 151. of 14. spacer pin 15..
Detailed description of the invention
Following non-limiting examples is used for illustrating the utility model.
Embodiment 1:
As shown in Figures 1 to 3, the screwing type lid switch that existing centrifuge cup switch locking device is use, as Fig. 1, locking nut 2 has internal thread, can left rotation and right rotation.Be rotated down and compress access panel assembly 3, rotate up and can unclamp access panel assembly 3.The left and right two halves of access panel assembly 3 can rotate around rotary pin shaft 4, and Fig. 3 is the schematic diagram that two access panel assemblies 3 separate.In the time installing consumptive material, close access panel assembly 3, rotational lock nut 2, locking nut 2 moves down and compresses access panel assembly 2.Rotational lock nut 2 in the time that collection completes, moves on locking nut 2 and unclamps access panel assembly 3, and pull handle 1 is separated access panel assembly 3 to the left and right sides, as Fig. 3, takes out Centrifuge Cup consumptive material.Therefore, the lid switch locking device efficiency of existing centrifuge is low, and complex operation.
Embodiment 2:
A kind of pressing lid switch locking device, this locking device is located between two access panel assembly 2 opening and closing bonding surfaces, as shown in Figure 3, access panel assembly 2 can rotate around rotary pin shaft 1, locking device comprises to be located between two access panel assembly 2 opening and closing bonding surfaces, in the time that both are closed, provide all the time and makes both have the thrust contact 4 of the thrust of unlatching trend.In the partial enlarged view of Fig. 3, the spring of thrust contact 4 and contact are embedded in access panel assembly 2 bonding surfaces.Because the effect thrust contact of spring pushes away the two halves of access panel assembly 2 all the time toward the right and left.On two access panel assemblies 2, be respectively equipped with a handle 17 in order to promotion, during for centrifuge, two access panel assemblies 2 are covered on disk body 18, are fixed with guide pad 9 on disk body 18.Locking device also comprises movable lid switch module, the motionless spacing guide pad 15 and the microswitch 11 that coordinate with lid switch module.
Lid switch module comprises can elevating movement and around the lid switch 3 of self axle rotation, lid switch 3 is continuously applied to the elastic component of the lift that can reply original state, be connected to it and drive the locking contact assembly of lower elevating movement with lid switch 3, be connected to it with lid switch 3 and drive lower synchronization lifting motion and the adjusting screw(rod) contact assembly around self axle rotation; As shown in this embodiment, lid switch 3 pole 32 that comprises cover plate 31 and be connected with cover plate 31, pole 32 is provided with the spacer pin 14 coordinating with spacing guide pad 15, and elastic body is to be placed on pole 32 and one end is resisted against the spring 16 of cover plate 31 bottom surfaces.In Fig. 4, spring 16 is Compress Spring, and its elastic force directly acts on and covers switch 3, will cover all the time switch module and up push up.In spacing guide pad 15, be provided with the guiding cavity moving for spacer pin therein, guiding cavity comprises the horizontal cavity 151 and the vertical cavity 152 that are connected, as shown in Figure 9, the corresponding locking point of horizontal cavity 151 left ends position, horizontal cavity 151 right-hand members are the release point position of vertical cavity 152 positions corresponding lid switch 3, be spacer pin 14 rotation during to horizontal cavity 151 left end, lid switch 3 points to locking point position
and spacer pin 14 rotation is during to horizontal cavity 151 right-hand member, as shown in figure 10, lid switch 3 points to release point position
locking point position be also provided with horizontal cavity 151 above one the 3rd vertical cavity 181 that is communicated with, and release point position be also provided with vertical cavity 152 above one the 4th vertical cavity 182 that is communicated with.Third and fourth vertical cavity 181,182 can be integrated in 15 li of spacing guide pads, also can separate and be arranged on disk body 18 for convenient processing, as shown in this embodiment.Fig. 8 is that spacer pin 14 upwards moves both vertically on the basis of Fig. 7, and when spacer pin 14 is during in this position, lid switch module can only do upper and lower moving both vertically, and lid switch 3 can not rotate.Fig. 9 be spacer pin 14 on the basis of Fig. 7 to anticlockwise, when spacer pin 14 is during in this position, lid switch 3 can only rotate and can not move both vertically.
Locking contact assembly comprises the two locking contacts 6 that coordinate with two access panel assemblies 2, and connects the balance weight 7 of two locking contacts 6, and locking contact 6 and balance weight 7 are to be rigidly connected by screw.Balance weight 7 bottoms are provided with guide finger 8, and balance weight 7 belows are the guide pad 9 being fixed on disk body 18, and microswitch 11 is fixed in guide pad 9 bottoms, and guide finger 8 coordinates with guide pad 9, are provided with the pilot hole for guide finger 8 oscilaltion campaigns in guide pad 9.In Fig. 4, guide pad 9 and guide finger 8 and adjusting screw(rod) contact 12 are to be slidably matched, to guarantee that balance weight 7 and lid switch 3 vertically move up and down all the time.Locking contact 6 and access panel assembly 2 correspondences are provided with coupling inclined-plane, inclined-plane contact slide relatively between the two, its top is located on the inclined-plane of locking contact 6, its front end is located on the inclined-plane of access panel assembly 2, access panel assembly 2 is also provided with lock slots 21, lock slots 21 be located at its lock when closed contact 6 directly over and mate with it.Adjusting screw(rod) contact assembly comprises the adjusting screw(rod) contact 12 being connected with lid switch 3, and is connected to trigger the contact 10 of microswitch 11 with adjusting screw(rod) contact 12.In Fig. 4, the contact 10 of rotation is rotating to certain angle (as the left end locking point position of Fig. 9 when covering switch 3 together with lid switch 3
) time can trigger microswitch 11, microswitch 11 can be the electrical signal transfer opening or closing to main frame.Lid switch 3 and adjusting screw(rod) contact 13 are to be rigidly connected by tight fit.It is fixing with adjustment screw rod contact 13 that the pole 32 of lid switch 3 is run through disk body 18, spacing guide pad 15 and balance weight 7, adjusts screw rod contact 13 and run through guide pad 9.Balance weight 7 is assemblied in and covers the pole 32 of switch 3 and adjust between screw rod contact 13, has certain gap between them, and namely balance weight 7 does not have the pole 32 of tegmentum switch 3 and adjustment screw rod contact 13 to clamp.Therefore in the time of swivelling cover switch 3, spacer pin 14 and contact 10 can play rotation with one, can keep motionless but balance weight 7 comprises locking contact 6.In the time of pressing cover switch 3 down, whole lid switch module balance weight 7 comprises that locking contact 6 can entirety move down.In addition, this gap also makes spacer pin 14 rotate to can be under spring 16 effects in the vertical cavity 181 of automatic-ascending to the three after locked position (being horizontal channel 151 left ends).
Use procedure step
Step 1:
As Figure 10, handle 17 is subject to overcome spring force to middle thrust F and drives access panel assembly to rotate to centre with other frictional force.The contact surface of access panel assembly 2 and locking contact 6 is inclined-plane, and when locking contact 6 is stressed, drive is covered switch module and vertically moved down.In the time that access panel assembly 2 moves to a certain degree to centre, insert in the lock slots 21 of access panel assembly 2 for the effect locking contact 6 of spring 16.
In the time that locking contact 6 just inserts the lock slots 21 of access panel assembly 2 (as shown in Figure 7), spacer pin 14 just in time, in vertical cavity 152 positions, both can do up and down and move both vertically, and can rotate again.Now contact 10 does not touch microswitch 11.
As shown in Figure 3, now " hand designations " indicates and points to
cover the corresponding release point of switch 3 position, represent that now centrifuge, still in open mode, is not locked completely.
Step 2:
As shown in Figure 3, dextrorotation hub cap switch 3, " hand designations " points to
cover the corresponding locking point of switch 3 position, represent now still locking state of centrifuge.
As shown in Figure 9, now contact 10 has touched microswitch 11, and electrical signal transfer, to main frame, shows that centrifuge can carry out the work of High Rotation Speed.Now spacer pin 14 has been positioned at the extreme position on the left side, and spacer pin 14 can not move up and down as seen in Fig., if downward pressing cover switch 3 under this duty namely, lid switch module can not move down, and access panel assembly 2 can not be opened.Namely the centrifuge of High Rotation Speed does not have the risk that causes personal injury.
Step 3:
After collection completes, be rotated counterclockwise and cover switch 3, now " hand designations " indicates and points to
represent that now centrifuge is still in open mode, now spacer pin 14 positions are positioned at the centre position of groove, and as shown in Figure 7, and now contact 10 does not touch microswitch 11.
Step 4:
Pressing cover switch 3, lid switch module moves down, and locking contact 6 moves down the lock slots 21 of the access panel assembly 2 that disengaging coordinates with it simultaneously, and due to the effect of thrust contact 4 spring forces in access panel assembly 2, as shown in Figure 3, access panel assembly 2 can automatically spring open simultaneously.
Anti-misoperation design:
Centrifuge is the equipment of High Rotation Speed, if centrifuge is not locked and just started working or centrifuge access panel assembly in the process of High Rotation Speed flicks suddenly the in the situation that of maloperation, that just exists great security risk.
1, due to the existence of the lasting thrust of thrust contact, if access panel assembly does not have closure to put in place, access panel assembly can be open, and does not therefore also just exist to seem that to fasten the people who does not actually fasten be misjudgment.And, as shown in figure 10, access panel assembly does not close up completely, namely lock contact 6 and do not enter the lock slots 21 of access panel assembly 2 completely, if operating personnel think that thereby access panel assembly 2 locked swivelling cover switch 3, want to allow to cover switch contact 10 and touch microswitch 11, but at this moment spacer pin 14 is in the interior relative level cavity 151 of spacing guide pad 15 position on the lower side, can not be rotated, namely contact 10 can not touch microswitch 11, and centrifuge can rotary work yet.
2, when under the duty of centrifuge at High Rotation Speed, operating personnel think that centrifuge stops by mistake, and pressing cover switch 3, but the limited guide pad 15 of spacer pin 14 blocks, can not move up and down, namely covering switch module can not down vertically move, and access panel assembly 2 can not flick suddenly.
When under the duty of centrifuge at High Rotation Speed, operating personnel think that centrifuge stops by mistake, and rotary gland switch 3, allow " hand designations " that cover switch 3 to indicate sensing
namely contact 10 can depart from microswitch 11, and in the time that microswitch 11 is not triggered, centrifuge can brake immediately and report to the police, and has reduced risk.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a pressing lid switch locking device, comprise the locking device of being located between two access panel assembly opening and closing bonding surfaces, it is characterized in that: also comprise and being located between two access panel assembly opening and closing bonding surfaces, in the time that both are closed, provide all the time and make both have the thrust contact of the thrust of unlatching trend, described locking device comprises movable lid switch module, motionless spacing guide pad and the microswitch that coordinate with described lid switch module; Described lid switch module comprises can elevating movement and around the lid switch of self axle rotation, described lid switch is continuously applied to the elastic component of the lift that can reply original state, be connected to it and drive the locking contact assembly of lower elevating movement with described lid switch, be connected to it with described lid switch and drive lower synchronization lifting motion and the adjusting screw(rod) contact assembly around self axle rotation; Between described locking contact assembly and described access panel assembly, be provided with the retaining mechanism matching, after described access panel assembly closure puts in place, locking contact assembly rises and is locked, and decline unlocks; Described microswitch coordinates with described adjusting screw(rod) contact assembly, adjusting screw(rod) contact assembly can only be at certain height region and a sideway swivel extreme angles location triggered microswitch, microswitch provides the open and close signal of telecommunication for matched host machine, locking point taking the rotation extreme angles of described triggering microswitch as lid switch turn-knob, taking the rotation extreme angles of its reverse turn-knob as its release point; Between described lid switch and described spacing guide pad, be provided with the spacing guiding mechanism matching, described spacing guide pad limits the described both sides rotation extreme angles of described lid switch, and restriction cover switch and between locking point and locking point and release point, cannot be dropped to and lock the contact assembly position unlocking that thereupon declines, guide cover switch horizontally rotating between locking point and release point, restriction and guide cover switch can only elevating movements at release point.
2. pressing lid switch locking device as claimed in claim 1, is characterized in that: described spacing guiding mechanism is by the spacer pin of being located on described lid switch, and is located at the guiding cavity composition moving for described spacer pin in described spacing guide pad therein.
3. pressing lid switch locking device as claimed in claim 2, is characterized in that: described guiding cavity comprises the horizontal cavity and the vertical cavity that are connected, the release point position of the corresponding described lid switch in described vertical cavity position.
4. pressing lid switch locking device as claimed in claim 3, it is characterized in that: be also included in one the 3rd vertical cavity that locking point position is communicated with described horizontal cavity top, and one the 4th vertical cavity being communicated with above release point position and described vertical cavity.
5. pressing lid switch locking device as claimed in claim 1, it is characterized in that: described locking contact assembly comprises the two locking contacts that coordinate with two access panel assemblies, and the balance weight of connection two locking contacts, described balance weight is flexibly connected with described lid switch.
6. pressing lid switch locking device as claimed in claim 5, it is characterized in that: described locking contact and access panel assembly correspondence are provided with coupling inclined-plane, inclined-plane contact slide relatively between the two, its top is located on the inclined-plane of locking contact, its front end is located on the inclined-plane of described access panel assembly, described access panel assembly is also provided with lock slots, described lock slots be located at its lock when closed contact directly over and mate with it.
7. pressing lid switch locking device as claimed in claim 1, is characterized in that: described adjusting screw(rod) contact assembly comprises the adjusting screw(rod) contact being connected with described lid switch, and is connected to trigger the contact of microswitch with described adjusting screw(rod) contact.
8. pressing lid switch locking device as claimed in claim 1, it is characterized in that: described locking device also comprises guide pad, described lid switch module comprises the guide finger coordinating with guide pad, is provided with the pilot hole for described guide finger oscilaltion campaign in described guide pad.
9. pressing lid switch locking device as claimed in claim 1, is characterized in that: the pole that described lid switch comprises cover plate and is connected with cover plate, described elastic body is the spring that is placed on the upper and one end of pole and is resisted against cover plate bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420092186.3U CN203856304U (en) | 2014-02-28 | 2014-02-28 | Pressing cover switch locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420092186.3U CN203856304U (en) | 2014-02-28 | 2014-02-28 | Pressing cover switch locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203856304U true CN203856304U (en) | 2014-10-01 |
Family
ID=51606166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420092186.3U Withdrawn - After Issue CN203856304U (en) | 2014-02-28 | 2014-02-28 | Pressing cover switch locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203856304U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806773A (en) * | 2014-02-28 | 2014-05-21 | 四川南格尔生物科技有限公司 | Push type cover switch locking device |
| CN106902995A (en) * | 2015-08-20 | 2017-06-30 | 安德烈斯黑蒂希股份有限公司 | Centrifuge rotor |
| CN109372867A (en) * | 2018-10-11 | 2019-02-22 | 九江精密测试技术研究所 | A kind of locking protecting device for platform-type single shaft air-float turntable |
| CN111418999A (en) * | 2020-03-27 | 2020-07-17 | 宁波家成贸易有限公司 | Multistage elevating gear and lift table |
-
2014
- 2014-02-28 CN CN201420092186.3U patent/CN203856304U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806773A (en) * | 2014-02-28 | 2014-05-21 | 四川南格尔生物科技有限公司 | Push type cover switch locking device |
| CN103806773B (en) * | 2014-02-28 | 2016-03-02 | 四川南格尔生物科技有限公司 | A kind of pressing lid switch locking device |
| CN106902995A (en) * | 2015-08-20 | 2017-06-30 | 安德烈斯黑蒂希股份有限公司 | Centrifuge rotor |
| CN106902995B (en) * | 2015-08-20 | 2019-05-31 | 安德烈斯黑蒂希股份有限公司 | Centrifuge rotor |
| US10493469B2 (en) | 2015-08-20 | 2019-12-03 | Andreas Hettich Gmbh & Co. Kg. | Centrifuge rotor with lid locking mechanism |
| CN109372867A (en) * | 2018-10-11 | 2019-02-22 | 九江精密测试技术研究所 | A kind of locking protecting device for platform-type single shaft air-float turntable |
| CN111418999A (en) * | 2020-03-27 | 2020-07-17 | 宁波家成贸易有限公司 | Multistage elevating gear and lift table |
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Granted publication date: 20141001 Effective date of abandoning: 20160302 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |