CN208279616U - Multi link open-and-close mechanism - Google Patents
Multi link open-and-close mechanism Download PDFInfo
- Publication number
- CN208279616U CN208279616U CN201820499257.XU CN201820499257U CN208279616U CN 208279616 U CN208279616 U CN 208279616U CN 201820499257 U CN201820499257 U CN 201820499257U CN 208279616 U CN208279616 U CN 208279616U
- Authority
- CN
- China
- Prior art keywords
- gas distribution
- close mechanism
- sliding block
- distribution component
- multi link
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a kind of multi link open-and-close mechanisms, including pedestal, bracket is provided on pedestal, the guide rail extended along the vertical direction is installed on bracket, it is also equipped with link assembly, the sliding block connecting with gas distribution component is provided on guide rail, link assembly is hinged with bracket and sliding block respectively, and link assembly is configured to that gas distribution component is driven to move up and down；And it is provided with locking positioning device, gas distribution component can all be locked positioning at highest and lowest position, will not arbitrarily shake.The multi link open-and-close mechanism structure is simple, easy to operate, and convenient for the disassembly of gas distribution component installation etc., and reliable and stable work is high.
Description
Technical field
The utility model relates to cell exposure fields, open more particularly, to multi link needed for a kind of cell exposure system
It closes just, which can drive the gas distribution component in cell exposure system to move up and down and can carry out locking positioning to it.
Background technique
In environment may be inhaled chemical substance (such as cigarette smoke, motor-vehicle tail-gas, atmosphere pollution, pesticide, new chemicals and
Nano material etc.) human health risk evaluation be always environment and health field research key points and difficulties.And ALI cell is sudden and violent
Advanced method of the dew technology as inhalable substance research, can dynamic analog airway epithelial cell be directly exposed to inhalable object
Matter is suitable for the inhalable substance of gaseous state, liquid and solid-state form.Therefore, can more truly be evaluated using the technology can
The respiratory system toxicity of inhaled material, it has also become with environmental contaminants related disease, including asthma, chronic obstructive pulmonary disease and lung
The prefered method of the pathogenic mechanisms research such as cancer, and European chemicals alternative authentication center is it has been recommended that this method is included in newization
It learns in substance toxicological evaluation.
In order to deeper into harm of the research pernicious gas to human body, occur that pernicious gas can be carried out in the market thin
The gas exposure equipment of born of the same parents' contamination.And in some gas exposure equipment, including gas distribution component and water bath with thermostatic control component, this
It needs that first gas distribution component will be moved in the following, two component pressures after the completion of water bath with thermostatic control component filler when two component work
It is tight to carry out cooperating, accordingly, it is desirable to provide a kind of up and down motion of drives gas distribution component and can to gas distribution component into
The mechanism of row positioning.
Utility model content
In view of the deficienciess of the prior art, energy band is taken offence the purpose of this utility model is to provide a kind of structure is simple
Body distribution member moves up and down and easy to operate multi link open-and-close mechanism.
To achieve the above object, the utility model provides following technical solution: a kind of multi link open-and-close mechanism, including bottom
Seat, the left and right sides of the pedestal in the width direction are fixedly installed bracket, and the bracket of the left and right sides is provided with edge
The guide rail that vertical direction extends, the gas dispenser needed to move up and down in mating connection cell exposure system on the guide rail
Part；
Link assembly is installed, the link assembly is configured to drive on the gas distribution component and move down on the bracket
It is dynamic.
By using above-mentioned technical proposal, link assembly is set, link assembly drives gas distribution component to move up and down, and ties
Structure is simple, easy to operate；The setting of guide rail, is oriented to when moving up and down to gas distribution component, production when avoiding moving up and down
Raw deviation of directivity etc..
The utility model is further arranged to: sliding block is connected on the guide rail, the gas distribution component is removable
It unloads and is fixedly connected on sliding block, the link assembly and the sliding block and the bracket are articulated and connected.
By using above-mentioned technical proposal, facilitate the disassembly and installation of gas distributor, convenient for the dimension to gas distributor
Shield, when disassembly, which does not need disassembly link assembly, can be completed, easy to operate.
The utility model is further arranged to: the link assembly includes connecting rod and handle, and the connecting rod and handle pass through
First axle is hinged；
One end of the handle towards the sliding block is hingedly equipped with second hinge, and the handle passes through the second hinge
It is hinged with the sliding block；
When the second hinge is located at extreme lower position, the sliding block is moved to lowest order in the drive of the second hinge
It sets, the gas distribution component is located at extreme lower position.
By using above-mentioned technical proposal, when breaking the handle of link assembly into two with one's hands manually, link assembly can drive gas to distribute
Component moves up, to carry out subsequent operation；When the handle of link assembly fastens, gas distribution component is driven downwards again
It is moved to extreme lower position.Entire mechanism structure is simple, easy to operate, and stability is good.
The utility model is further arranged to: the multi link open-and-close mechanism is provided with locking function, the gas distribution
When component is located at extreme lower position, the gas distribution component and the constant temperature in cell exposure system that connect the multi link open-and-close mechanism
The locking of water-bath component.
By using above-mentioned technical proposal, locking function is set, avoids gas distribution component positioning and is not allowed, opens and closes every time
The problems such as high and low position is inconsistent, sealing is unreliable leads to the generation of the situation of experimental data inaccuracy.
The utility model is further arranged to: being fixedly connected with elastic component on the downside of the sliding block, the sliding block is located at highest
When position, the elastic component is in original state, and when the sliding block is located at extreme lower position, the elastic component is compressed.
By using above-mentioned technical proposal, elastic component can be supported gas distribution component, and in gas dispenser
When part is located at extreme higher position, elastic component can support gas distribution component and avoid gas distribution component under the effect of gravity toward whereabouts.
The utility model is further arranged to: the elastic component preferably uses compressed spring.
By using above-mentioned technical proposal, compressed spring is at low cost, and is easily installed, and elasticity is good.
The utility model is further arranged to: each bracket is provided with two guide rails, and two guide rails are along institute
The line of symmetry for stating stent length direction is symmetrical arranged.
By using above-mentioned technical proposal, so that there is guide rail guiding at sliding block both ends, improves it and move stationarity, will not produce
Raw tilt phenomenon etc..
The utility model is further arranged to: the compressed spring is set on the guide rail.
By using above-mentioned technical proposal, ensure that compressed spring at work will not oblique bending etc., and then improve bullet
The service life of spring.
The utility model is further arranged to: when the gas distribution component is located at extreme lower position, the multi link folding
Mechanism is in dead-centre position, and the position of the sliding block is fixed, and realizes the locking positioning of the gas distribution component.
By using above-mentioned technical proposal, multi-connecting-rod mechanism is in locking positioning state at this time, avoids gas dispenser
Part positioning is inaccurate, folding high and low position is inconsistent unreliable with sealing every time, and the situation of test data inaccuracy is caused to occur.
The utility model is further arranged to: offering multiple lightening holes on the bracket and the handle.
By using above-mentioned technical proposal, the overall weight of bracket and handle is alleviated, convenient for operating or moving to it.
In the present invention, the main function of multi link open-and-close mechanism is used in cell exposure system, drives gas
Distribution member moves up and down, and when needing to pick and place semi-permeable membrane into water bath with thermostatic control component, gas distribution component is moved up, will
Water bath with thermostatic control is moved, and after the completion of picking and placing semi-permeable membrane, water bath with thermostatic control is moved to gas distribution component lower position, then band
Dynamic gas distribution component moves down device and contacts compression water bath with thermostatic control with water bath with thermostatic control.
Having substantive features and progress in existing field for the utility model, is mainly manifested in: 1) link assembly band
Dynamic gas distribution component moves up and down, and structure is simple, easy to operate, and convenient for the disassembly of gas distribution component installation etc.；2) it leads
Rail is oriented to when can move up and down to gas distribution component, so that do not deviated by when gas distribution component moves up and down, from
And influence the compression work to water bath with thermostatic control；3) setting of compressed spring can be moved to top to avoid gas distribution component
Due to gravity whereabouts etc. when position, reliable and stable work is high.
Detailed description of the invention
Hereinafter with reference to the accompanying drawings and some specific of the utility model is described in detail in embodiment mode and not restrictive
Embodiment.Identical appended drawing reference denotes same or similar part or part in attached drawing.Those skilled in the art should manage
Solution, these attached drawings are not necessarily to scale drafting.
Fig. 1 is the structural schematic diagram of the utility model multi link open-and-close mechanism；
Fig. 2 is structural schematic diagram when the utility model multi link open-and-close mechanism works.
Wherein, 1. pedestal；2. bracket；21. clamping portion；3. sliding block；4. handle；41. card slot；5. connecting rod；6. first axle；
7. second hinge；8. guide rail；9. compressed spring；10. lightening hole；11. gas distribution component；12. water bath with thermostatic control component.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, below with reference to Fig. 1 to this reality
It is described further with the embodiment of novel multi link open-and-close mechanism.
As shown in Figure 1, a kind of multi link open-and-close mechanism, including pedestal 1, it is fixedly connected with bracket 2 on pedestal 1, bracket 2 is logical
Bolt is crossed to be fixed on pedestal 1, bracket 2 is two, two brackets 2 be distributed be arranged in pedestal 1 in the width direction on left and right two
Side；Guide rail 8 is fixedly installed on the bracket 2, guide rail 8 is set as four, and four guide rails 8 are evenly distributed on left and right in pairs
Two guide rails 8 on two brackets 2 of two sides, and on the same bracket 2 are symmetrical arranged along the length direction of bracket 2；For side
Just the disassembly installation etc. of gas interactions component 11, is fitted with sliding block 3, is arranged on sliding block 3 on two symmetrically set guide rail 8
There are two pilot hole (not representing in figure), two pilot holes respectively penetrate two symmetrically set guide rail 8 on guide rail 8 along perpendicular
Histogram is detachably fixed with the sliding block 3 of the left and right sides connect respectively, can be used to sliding, the left and right ends of gas distribution component 11
Bolt screw is fixedly connected, and connection types, the sliding blocks 3 such as clamping can also be used and move up and down along guide rail 8, drive gas distribution component
11 move up and down.
The multi link open-and-close mechanism further includes link assembly, and link assembly includes handle 4, connecting rod 5 and the first hinge
Chain 6 and second hinge 7, wherein be articulated and connected at the top of connecting rod 5 and bracket 2, handle 4 is another by first axle 6 and connecting rod 5
End is hinged, and handle 4 is hinged by second hinge 7 and sliding block 3, and swing handle 4 can be moved up and down with movable slider 3.Work as second hinge
7 be in extreme lower position when, the position of sliding block 3 is minimum, and gas distribution component 11 is located at extreme lower position at this time, at this point, handle 4 in erect
It is fastened to state and bracket 2；When breaking handle 4 into two with one's hands, when handle 4 is separated with bracket 2, sliding block 3 is moved up, and handle 4 breaks angle maximum into two with one's hands
When, the position highest of sliding block 3, gas distribution component 11 is located at extreme higher position at this time.
When being located at extreme higher position in order to avoid gas distribution component 11, because gravity is constantly to downslide, in sliding block 3
Lower section is provided with elastic component, and elastic component is compressed when sliding block 3 is in extreme lower position, is in when sliding block 3 is in extreme higher position
Original state, when the trend of sliding block 3 and gas distribution component 11 due to the oriented downslide of gravity, the elastic force of elastic component can be propped up
Support sliding block 3 and gas distribution component 11 avoid its downslide；Elastic component can use elastic rubber, be fixed on the lower section of sliding block 3, this
Utility model preferably uses compressed spring 9, and compressed spring 9 is set as four, respectively corresponds four guide rails 8 one-to-one correspondence and is set in and leads
On rail 8, it ensure that the compression up and down along the vertical direction of compressed spring 9, the center line of compressed spring 9 avoided to deviate etc..
The further embodiment of the utility model is that multi link open-and-close mechanism is provided with locking function, gas distribution component
11 be located at extreme lower position when, multi link open-and-close mechanism is in dead-centre position, and 11 position of gas distribution component, which is fixed from, to be moved down
It is dynamic, to realize the lock sealing of gas distribution component 11 and water bath with thermostatic control component 12.Preferred embodiments of the present invention
Are as follows: card slot 41 is provided on handle 4, bracket 2 includes mobile cavity (not representing in figure), guide rail 8, compressed spring 9, sliding block 3
It is respectively positioned in mobile cavity, crossbeam is the clamping portion 21 of bracket 2 on the upside of mobile cavity, and gas distribution component 11 is located at extreme lower position
When, in order to avoid gas distribution component 11 moves up under the elastic force effect of compressed spring 9, on clamping portion 21 and handle 4
The cooperation clamping of card slot 41 is as locking device to 11 locking positioning of gas distribution component.
The further embodiment of the utility model is, convenient in order to reduce the overall weight of entire multi link open-and-close mechanism
The movement of multi link open-and-close mechanism offers lightening hole 11 on bracket 2 and handle 4, and lightening hole 11 opens up, and alleviates more
The weight of connecting rod open-and-close mechanism, but the physical property of bracket 2 and handle 4 will not be reduced, will not influence its specific works causes
Bracket 2 or handle 4 damage.
When the utility model at work, when needing to pick and place semi-permeable membrane into water bath with thermostatic control component 12, handle 4 is broken into two with one's hands, it is sliding
Block 3 and gas distribution component 11 have the tendency that moving up under the action of compressed spring 9, are turned out handle 4, by gas point
It is moved up with component 11, then water bath with thermostatic control component 12 is moved, after the completion of picking and placing semi-permeable membrane, by water bath with thermostatic control component 12
It is moved to 11 lower position of gas distribution component, then rotates backward handle 4 until gas distribution component 11 and water bath with thermostatic control portion
The contact of part 12 compresses water bath with thermostatic control component 12, then connects and fixes the card slot 41 of handle 4 and the clamping portion 21 of bracket 2, entirely
Structure structure is simple, easy to operate, and good operating stability, has a good application prospect in cell exposure system field.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, made any improvements and modifications also should be regarded as this reality
With novel protection scope.
Claims (10)
1. a kind of multi link open-and-close mechanism, it is characterized in that: including pedestal, the left and right sides of the pedestal in the width direction is fixed
It is provided with bracket, the bracket of the left and right sides is provided with the guide rail extended along the vertical direction, is cooperatively connected on the guide rail
The gas distribution component needed to move up and down in cell exposure system；
Link assembly is installed, the link assembly is configured to that the gas distribution component is driven to move up and down on the bracket.
2. multi link open-and-close mechanism according to claim 1, it is characterized in that: sliding block is connected on the guide rail, institute
It states gas distribution component and is detachably fixed and be connected on sliding block, the link assembly hingedly connects with the sliding block and the bracket
It connects.
3. multi link open-and-close mechanism according to claim 2, it is characterized in that: the link assembly includes connecting rod and handle,
The connecting rod and handle are hinged by first axle；
One end of the handle towards the sliding block is hingedly equipped with second hinge, and the handle passes through the second hinge and institute
It is hinged to state sliding block；
When the second hinge is located at extreme lower position, the sliding block is moved to extreme lower position in the drive of the second hinge,
The gas distribution component is located at extreme lower position.
4. multi link open-and-close mechanism according to claim 3, it is characterized in that: the multi link open-and-close mechanism is provided with locking
Function when the gas distribution component is located at extreme lower position, connects the gas distribution component of the multi link open-and-close mechanism and thin
Water bath with thermostatic control component locking in born of the same parents' exposure system.
5. multi link open-and-close mechanism according to claim 3, it is characterized in that: being fixedly connected on the downside of the sliding block flexible
Part, when the sliding block is located at extreme higher position, the elastic component is in original state, described when the sliding block is located at extreme lower position
Elastic component is compressed.
6. multi link open-and-close mechanism according to claim 5, it is characterized in that: the elastic component preferably uses compressed spring.
7. multi link open-and-close mechanism according to claim 1 is led it is characterized in that: each bracket is provided with two
Rail, line of symmetry of two guide rails along the stent length direction are symmetrical arranged.
8. multi link open-and-close mechanism according to claim 6, it is characterized in that: the compressed spring is set in the guide rail
On.
9. multi link open-and-close mechanism according to claim 4, it is characterized in that: the gas distribution component is located at extreme lower position
When, the multi link open-and-close mechanism is in dead-centre position, and the position of the sliding block is fixed, and realizes the lock of the gas distribution component
Tightening position.
10. multi link open-and-close mechanism according to claim 3, it is characterized in that: being opened up on the bracket and the handle
There are multiple lightening holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820499257.XU CN208279616U (en) | 2018-04-10 | 2018-04-10 | Multi link open-and-close mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820499257.XU CN208279616U (en) | 2018-04-10 | 2018-04-10 | Multi link open-and-close mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208279616U true CN208279616U (en) | 2018-12-25 |
Family
ID=64750536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820499257.XU Expired - Fee Related CN208279616U (en) | 2018-04-10 | 2018-04-10 | Multi link open-and-close mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208279616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358671A (en) * | 2018-04-10 | 2019-10-22 | 北京慧荣和科技有限公司 | Multi link open-and-close mechanism |
-
2018
- 2018-04-10 CN CN201820499257.XU patent/CN208279616U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358671A (en) * | 2018-04-10 | 2019-10-22 | 北京慧荣和科技有限公司 | Multi link open-and-close mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |