CN101464469B - Warehouse door opening/closing mechanism - Google Patents

Warehouse door opening/closing mechanism Download PDF

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Publication number
CN101464469B
CN101464469B CN2007101250409A CN200710125040A CN101464469B CN 101464469 B CN101464469 B CN 101464469B CN 2007101250409 A CN2007101250409 A CN 2007101250409A CN 200710125040 A CN200710125040 A CN 200710125040A CN 101464469 B CN101464469 B CN 101464469B
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auxilliary
elastic arm
door
warehouse
elastic body
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CN101464469A (en
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张�成
陆锋
颜彦
何晓明
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Shenzhen Mindray Scientific Co Ltd
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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Abstract

The invention discloses a bin gate opening and closing mechanism, which comprises a bin gate supporting on a trip shaft, a bin body, a main elastic body and an auxiliary elastic body group composed of at least an auxiliary elastic body. The bin gate comprises an inner wall facing to the bin body and an outer wall reversely facing to the bin body; a butting mechanism of the bin body butts against the inner wall of the bin gate; the main elastic body comprises a first main elastic arm and a second main elastic arm which form a included angle; the auxiliary elastic body group comprises a forced elastic arm and a locating elastic arm; the first main elastic arm tightly compresses the outer wall of the bin gate, and the second main elastic arm tightly compresses the forced elastic arm; and the locating elastic arm tightly compresses a limit stop which is fixedly arranged. During the process of opening the bin gate, because the auxiliary elastic body slows down the torquemoment increment of the main elastic body and shares the overturn angle of the bin gate, the compression angle increment of the main elastic body is led to be reduced even if the overturn angle of the bin gate is larger, the dependence on a dynamic source for opening the gate is reduced, and the bin gate can be pushed to turn over without needing power such as a motor, an air cylinder and the like to drive the bin body.

Description

Warehouse door opening/closing mechanism
Technical field
The invention relates to a kind of warehouse door opening/closing mechanism, especially about a kind of convertible warehouse door opening/closing mechanism.
Background technology
At the medical inspection analysis field, from protection operator angle, closed sample introduction is a common pattern, and realizes that closed sample introduction need adopt switching mechanism to realize.Existing closed sample introduction mechanism comprises three kinds: rotary, convertible and drawer reach.
Rotary sample introduction mechanism adopts the structure of door and sample storehouse one, through a driven by motor, realizes that angle is the rotation switching between two positions of 180 degree, thereby makes the sample storehouse have in front of the door and latter two position of door.
Convertible sample introduction mechanism is divided into two kinds: door and storehouse integral type switching mechanism and and the split type switching mechanism in storehouse.Door and storehouse integral type switching mechanism are as shown in Figure 1, and door 1 is fixed together with warehouse 2, under power (torsion spring or motor etc.) drives, realize the upset around trip shaft 3.
Door and the split type switching mechanism in storehouse are as shown in Figure 2, and door 1 has trip shaft separately with warehouse 2.Under closure state, door 1 under the effect of torsion spring 3 near warehouse 2; When opening the door, directly drive warehouse 2 upsets through motor, warehouse 2 promotes door 1 again and realizes upset.
Drawer reach sample introduction mechanism is as shown in Figure 3, and it is the structure of one that this mechanism adopts door 1 and warehouse 2, under power (motor) drives, makes door realize opening the door along guide rail 3 translations.
For this existing door and the split type switching mechanism in storehouse; Door and warehouse have separately independently trip shaft; Door is close to warehouse through acting forces such as torsion springs, and door is in opening process, and the moment of resistance and opening angle are linear to be increased; This moment of resistance is provided by torsion spring, and the included angle A (as shown in Figure 2) between two elastic arms of the size of this damping square and this torsion spring is relevant.Door need overcome the door moment of resistance and promote the certain angle of door upset in opening process.For easy to operate, the angle that generally requires door to open is bigger, and is also bigger to the power demand that promotes the door unlatching like this, so generally adopt power (motor, cylinder etc.) to drive upset.This agency cost is higher, complex structure, and because door is related with warehouse, difficult elasticity location of realizing door.
Summary of the invention
Technical matters to be solved by this invention is, overcomes the deficiency of prior art, and a kind of warehouse door opening/closing mechanism that power source is relied on that in the door opening procedure, can effectively reduce is provided.
The technical solution adopted for the present invention to solve the technical problems: a kind of warehouse door opening/closing mechanism; Comprise the door and the warehouse that are supported on the trip shaft; This door has towards the inwall of warehouse and the outer wall of warehouse dorsad, and this warehouse is provided with and compresses mechanism, and this compresses mechanism and props up this door inwall; It also comprises all can provide the precompressed moment of torsion when door is closed, share the main elastic body of door flip angle and the auxilliary elastomer group of being made up of at least one auxilliary elastic body when door is opened; This main elastic body comprises the first main elastic arm and the second main elastic arm with angle, and this auxilliary elastomer group has stressed elastic arm and location elastic arm, and this first main elastic arm compresses the outer wall of this door; This second main elastic arm compresses this stressed elastic arm, and this location elastic arm is fixed the block of setting.
Described auxilliary elastomer group comprises at least two auxilliary elastic bodys in sequential series; Each auxilliary elastic body includes the first auxilliary elastic arm and the second auxilliary elastic arm with angle; This first auxilliary elastomeric first auxilliary elastic arm is stressed elastic arm; This last auxilliary elastomeric second auxilliary elastic arm is the location elastic arm, and the previous auxilliary elastomeric second auxilliary elastic arm compresses back one auxilliary elastomeric first auxilliary elastic arm.
Described main elastic body is a torsion spring.
Described auxilliary elastic body is a torsion spring.
Be folded with rotating partition between the described second main elastic arm and the stressed elastic arm, also be folded with rotating partition between the previous auxilliary elastomeric second auxilliary elastic arm and back one the auxilliary elastomeric first auxilliary elastic arm.
Described partition, main elastic body and auxilliary elastic body are installed on the mandrel, and each mandrel is fixing maybe can be around self axis rotation.
The backstay butt of the top of described door inwall and horizontal positioned, this backstay is provided with limiting section, this limiting section and the elastomeric end butt in location, this locatees the pedestal that elastomeric other end butt fixedly installs.
The cavity that the level that has described pedestal runs through, this backstay inserts this cavity, and this limiting section is positioned at this cavity, and this location elastomer sleeve is on this backstay.
The described mechanism that compresses is the stroke enlarger.
The mechanism that compresses of described warehouse is a roller, and this door inwall correspondence has cam curved surface, and this roller is pressed on this cam curved surface and can moves along this cam curved surface.
The invention has the beneficial effects as follows, in opening the process of door, even the flip angle of door is bigger; Because auxilliary elastic body has slowed down the flip angle that main elastomeric moment of torsion increases and shared door; Main elastomeric compression angle increase is reduced, and main elastomeric moment of torsion increases and also reduces thereupon, has realized little moment of torsion (damping) increment under the big flip angle; Reduce the dependence of clamshell doors power source, can not need power drive warehouses such as motor, cylinder to promote the door upset.
Description of drawings
Fig. 1 is the structural representation of existing door and storehouse integral type switching mechanism;
Fig. 2 is the structural representation of existing door and the split type switching mechanism in storehouse;
Fig. 3 is the structural representation of existing drawer reach switching mechanism;
Fig. 4 is the structural representation of this embodiment warehouse door opening/closing mechanism;
Fig. 5 is the synoptic diagram that shows main elastomeric compression angle.
Embodiment
Like Fig. 4 and shown in Figure 5, this embodiment warehouse door opening/closing mechanism comprises warehouse 1, door 2, main elastic body 3, auxilliary elastic body 4, backstay 5, location elastic body 6 and pedestal 9.Warehouse 1 is supported on self the trip shaft 11 and can in certain angular range, overturns around this trip shaft 11, and the top of this warehouse 1 has roller 12.Door 2 is provided with this warehouse 1 outside; It is supported on self the trip shaft 21 and can in the certain angle scope, overturns around this trip shaft 21; This door 2 has towards the inwall 22 of warehouse 1 and the outer wall 23 of warehouse 1 dorsad; These inwall 22 middle parts are to being provided with cam curved surface 221 by roller 12, and this roller 12 is pressed on this cam curved surface 221 and can moves along this cam curved surface 221.This main elastic body 3 is a torsion spring; It is on mandrel and have the first main elastic arm 31 and second a main elastic arm 32; This mandrel is the trip shaft 21 of this door 2 or this trip shaft 21 is independent relatively; This mandrel can be fixed or around himself axis rotation, this first main elastic arm 31 and the second main elastic arm 32 have certain included angle.Auxilliary elastic body 4 is a torsion spring, and it is on another mandrel 41 and have the first auxilliary elastic arm 42 and the second auxilliary elastic arm 43, and this mandrel 41 can be fixed or around himself axis rotation, this first auxilliary elastic arm 42 and the second auxilliary elastic arm 43 have certain included angle.This first main elastic arm 31 is against the bottom of this door outer wall 23, and this second main elastic arm 32 is against a side of this rotating partition 7, and this first auxilliary elastic arm 42 is against the opposite side of this partition 7, and this second auxilliary elastic arm 43 is against on the catch 8 that fixedly installs.The top of this door inwall 22 is against on the backstay 5 of this horizontal positioned; This backstay 5 has the limiting section 51 that diameter increases; These location elastic body 6 horizontal positioned, this location elastic body 6 is enclosed within on this backstay 5, and an end of this location elastic body 6 is against on this limiting section 51; The other end of this location elastic body 6 is against on this pedestal 9, and this pedestal 9 fixedly installs.The chamber 91 that the level that has this pedestal 9 runs through, location elastic body 6 places in this chamber 91 with part backstay 5, and this limiting section 51 can prevent this this chamber 91 of backstay 5 levels extraction.
Should auxilliary elastic body can have in sequential series a plurality of; Be folded with rotating partition between the second main elastic arm 32 of main elastic body 3 and first the auxilliary elastomeric first auxilliary elastic arm 42; Last auxilliary elastomeric second auxilliary elastic arm 43 is against on this catch 8, for two adjacent auxilliary elastic bodys, also is folded with rotating partition between the previous auxilliary elastomeric second auxilliary elastic arm 43 and back one the auxilliary elastomeric first auxilliary elastic arm 42; Each partition can around self mandrel rotation or with contiguous main elastic body, the auxilliary same mandrel of elastic body; In the door opening process, each partition can rotate backward, and increases and slow down main elastomeric moment of torsion.If main elastomeric rigidity is K 1, the auxilliary elastomeric rigidity of in sequential series each is followed successively by K 2, K 3... K N, the rigidity that the torsion spring that is made up of this main elastic body 3 and each auxilliary elastic body 4 is is made as K, then 1 K = 1 K 1 + 1 K 2 + . . . + 1 K N
When door 2 is in closure state,, can set the precompressed amount of whole torsion spring system through the position of adjustment catch 8, make door 2 under certain torsional interaction near backstay 5, realize the location that cooperates of door 2 and warehouse 1.
When warehouse 1 around self trip shaft 11 counterclockwise during upset, the cooperation through roller 12 and cam curved surface 221 realizes the amplification of flip angle, i.e. during the less angle of one of warehouse 1 upset, the door 2 bigger angle of can overturning.
When door 2 overturn a angle counterclockwise, main elastic body 3 compressed angles were a 1, the auxilliary elastic body 4 compressed angles of each series connection are respectively a 2, a 3..., a N, each torsion spring is shared total corner a, i.e. a=a jointly 1+ a 2+ ...+a N, and K is arranged 1a 1=K 2a 2=...=K Na NThe compression angle of main elastic body 3 is a 1, its moment of torsion that provides is M 1=K 1a 1Compare with existing single torsion spring, suitably select each auxilliary elastomeric rigidity value, just can make a 1Much smaller than a, promptly when keeping identical initial precompressed moment of torsion, realize the little moment of torsion increment of big flip angle.
As shown in Figure 5; When door 2 is in closure state and main elastic body 3 and is in preloading condition; The first main elastic arm 31 of main elastic body 3 and the angle of the second main elastic arm 32 are a '; Door 2 is opened and when overturning a angle counterclockwise, the angle of the first main elastic arm 31 and the second main elastic arm 32 becomes a ", a then 1=a '-a ", consistent for the calculating of auxilliary elastomeric compression angle with main elastic body.
In opening the process of door; Main elastomeric compression angle has reduced, and has reduced in the process of opening the door the dependence to power source, in the process of opening the door; Warehouse can need not additionaling power drivings such as motor, can only realize the amplification of the opening angle of door by spring, deadweight homenergic.
Because door 2 separates setting with warehouse 1, can use the influence that elements such as backstay 5, location elastic body 6 are eliminated tolerance clearance between door 2 and the warehouse 1.Because backstay 5 props up door 2 through a location elastic body 6, when door 2 closures, can door 2 be pressed the low-angle in tram, even backstay 5 is retreated certain stroke in the horizontal direction, at this moment, location elastic body 6 is compressed.After the pressure cancellation, door 2 is under the elastic force effect of location elastic body 6, and the bar 5 that is positioned pushes up go back to correct position, thereby realizes that the accurate location of door 2 and door 2 close with the accurate pass of warehouse 1.
Among the present invention; Warehouse door opening/closing mechanism comprises door and the warehouse that is supported on the trip shaft, and this door has towards the inwall of warehouse and the outer wall of warehouse dorsad, and this warehouse is provided with and compresses mechanism; This compresses mechanism and props up this door inwall; This warehouse door opening/closing mechanism also comprises all can provide the precompressed moment of torsion when door is closed, share the main elastic body of door flip angle and the auxilliary elastomer group of being made up of at least one auxilliary elastic body when door is opened, and this precompressed moment of torsion makes the door inwall near warehouse, and this main elastic body comprises the first main elastic arm and the second main elastic arm with angle; Should auxilliary elastomer group have stressed elastic arm and location elastic arm; This first main elastic arm compresses the outer wall of this door, and this second main elastic arm compresses this stressed elastic arm, and this location elastic arm is fixed the block of setting.The top of this precompressed door inwall and the backstay butt of horizontal positioned, this backstay is provided with limiting section, this limiting section and the elastomeric end butt in location, the pedestal that this elastomeric other end butt fixedly installs.
Door and warehouse can be supported on respectively on the trip shaft separately, also can support on the same trip shaft.Main elastic body, auxilliary elastic body can be torsion spring, also can realize door for sheet spring, disk spring or other and when closed the precompressed moment of torsion is provided, can share when door is opened the elastic body of door corner.This compresses mechanism can be the stroke enlarger; Can the low-angle of warehouse be converted into the upset than wide-angle of door through the trip enlarger; The trip enlarger can also be existing gear train, linkage assembly and other stroke (pivot angle) enlarger except the cooperating of aforesaid roller and cam curved surface.This location elastic body can have the elastic body of dilatation amount for spring, resilient sleeve or other.
Among the present invention, main elastic body is connected with at least one auxilliary elastic body, and under normal condition, main elastic body and auxilliary elastic body provide certain precompressed moment of torsion, and door is in the close position; When door by manually when both sides spurs, through backstay with locate elastic body, can make door automatically revert to make-position, eliminated door and warehouse tolerance clearance to the door location influence, be easy to realize the perfect cooperation of door and warehouse.In opening the process of door, even the flip angle of door is bigger, because auxilliary elastic body has slowed down the flip angle that main elastomeric moment of torsion increases and shared door; Main elastomeric compression angle increase is reduced, and main elastomeric moment of torsion increases and also reduces thereupon, has realized little moment of torsion (damping) increment under the big flip angle; Reduced the dependence of clamshell doors power source; Can not need power drive warehouses such as motor, cylinder to promote the door upset, simple in structure, cost be low; Reliable, easy to operate.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.

Claims (9)

1. warehouse door opening/closing mechanism; Comprise the door and the warehouse that are supported on the trip shaft; This door has towards the inwall of warehouse and the outer wall of warehouse dorsad; This warehouse is provided with and compresses mechanism, and this compresses mechanism and props up this door inwall, it is characterized in that: also comprise all when door is closed, the precompressed moment of torsion being provided, sharing the main elastic body of door flip angle and the auxilliary elastomer group of being made up of at least one auxilliary elastic body when door is opened; This main elastic body comprises the first main elastic arm and the second main elastic arm with angle; Should auxilliary elastomer group have stressed elastic arm and location elastic arm, this first main elastic arm compresses the outer wall of this door, and this second main elastic arm compresses this stressed elastic arm; This location elastic arm is fixed the block of setting, and the said mechanism that compresses is for converting the low-angle of warehouse into the stroke enlarger than the upset of wide-angle of door.
2. warehouse door opening/closing mechanism according to claim 1; It is characterized in that: described auxilliary elastomer group comprises at least two auxilliary elastic bodys in sequential series; Each auxilliary elastic body includes the first auxilliary elastic arm and the second auxilliary elastic arm with angle; This first auxilliary elastomeric first auxilliary elastic arm is stressed elastic arm, and this last auxilliary elastomeric second auxilliary elastic arm is the location elastic arm, and the previous auxilliary elastomeric second auxilliary elastic arm compresses back one auxilliary elastomeric first auxilliary elastic arm.
3. warehouse door opening/closing mechanism according to claim 2 is characterized in that: described main elastic body is a torsion spring.
4. warehouse door opening/closing mechanism according to claim 3 is characterized in that: described auxilliary elastic body is a torsion spring.
5. according to any described warehouse door opening/closing mechanism among the claim 2-4; It is characterized in that: be folded with rotating partition between the described second main elastic arm and the stressed elastic arm, also be folded with rotating partition between the previous auxilliary elastomeric second auxilliary elastic arm and back one the auxilliary elastomeric first auxilliary elastic arm.
6. warehouse door opening/closing mechanism according to claim 5 is characterized in that: described partition, main elastic body and auxilliary elastic body are installed on the mandrel, and each mandrel is fixing maybe can be around self axis rotation.
7. according to any described warehouse door opening/closing mechanism among the claim 1-4; It is characterized in that: the backstay butt of the top of described door inwall and horizontal positioned; This backstay is provided with limiting section; This limiting section and the elastomeric end butt in location, this locatees the pedestal that elastomeric other end butt fixedly installs.
8. warehouse door opening/closing mechanism according to claim 7 is characterized in that: described pedestal has the cavity that level runs through, and this backstay inserts this cavity, and this limiting section is positioned at this cavity, and this location elastomer sleeve is on this backstay.
9. according to any described warehouse door opening/closing mechanism among the claim 1-4, it is characterized in that: the mechanism that compresses of described warehouse is a roller, and this door inwall correspondence has cam curved surface, and this roller is pressed on this cam curved surface and can moves along this cam curved surface.
CN2007101250409A 2007-12-17 2007-12-17 Warehouse door opening/closing mechanism Active CN101464469B (en)

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Application Number Priority Date Filing Date Title
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CN101464469B true CN101464469B (en) 2012-05-30

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6367237B2 (en) * 2013-02-01 2018-08-01 フイジョウ キムリー テクノロジー シーオー.、エルティーディー.シェンジェン ブランチ Electronic cigarette case
CN112443237B (en) * 2019-08-16 2023-03-03 北京新能源汽车股份有限公司 Turnover mechanism, sliding door and door body control method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2130197Y (en) * 1992-06-18 1993-04-21 周石统 Wide angle door closing device
CN2768068Y (en) * 2004-07-14 2006-03-29 扬特股份有限公司 Door cover open-close device for computer host machine
CN2828281Y (en) * 2005-08-12 2006-10-18 热合曼·托乎提 Automatic sliding door
CN200955317Y (en) * 2006-10-18 2007-10-03 南京康尼机电新技术有限公司 Passive spiral-door device locking mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2130197Y (en) * 1992-06-18 1993-04-21 周石统 Wide angle door closing device
CN2768068Y (en) * 2004-07-14 2006-03-29 扬特股份有限公司 Door cover open-close device for computer host machine
CN2828281Y (en) * 2005-08-12 2006-10-18 热合曼·托乎提 Automatic sliding door
CN200955317Y (en) * 2006-10-18 2007-10-03 南京康尼机电新技术有限公司 Passive spiral-door device locking mechanism

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Effective date of registration: 20180626

Address after: 518057 the 1-4 floor of MINDRAY building, science and technology south twelve Road, Nanshan District high tech Industrial Park, Shenzhen, Guangdong.

Co-patentee after: SHENZHEN MINDRAY SCIENTIFIC Co.,Ltd.

Patentee after: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd.

Address before: 518057 MINDRAY science and technology south twelve road MINDRAY high tech Industrial Park, Shenzhen, Guangdong

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Application publication date: 20090624

Assignee: Shenzhen Mindray Animal Medical Technology Co.,Ltd.

Assignor: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd.

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Denomination of invention: Warehouse door opening and closing mechanism

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Record date: 20220804

EE01 Entry into force of recordation of patent licensing contract