CN206503967U - A kind of switching device and water-quality sampler - Google Patents
A kind of switching device and water-quality sampler Download PDFInfo
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- CN206503967U CN206503967U CN201720166549.7U CN201720166549U CN206503967U CN 206503967 U CN206503967 U CN 206503967U CN 201720166549 U CN201720166549 U CN 201720166549U CN 206503967 U CN206503967 U CN 206503967U
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- clamping device
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- trigger mechanism
- pressure
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Abstract
This application provides a kind of switching device, for controlling the sample liquid in nesting tube to circulate or stopping circulating, switching device includes clamping device and trigger mechanism, clamping device includes support base, first pressure part, second pressure part and the elastic component in compressive state, one end of elastic component is fixed on support base, the other end is fixedly connected with first pressure part, second pressure part is located at side of the first pressure part away from elastic component and is fixedly connected with support base, second pressure part can clamp nesting tube with first pressure part, to cause liquid in pipe to be in the state that can not be circulated, trigger mechanism is used to promote first pressure part away from second pressure part.Present invention also provides a kind of water-quality sampler with above-mentioned switching device.The switching device that the application is provided, simple in construction, production cost is low, easily realizes and produces in enormous quantities.
Description
Technical field
The utility model belongs to environmental monitoring technology field, more specifically, more particularly to a kind of to be used to control nesting tube
Interior sample liquid circulation or the stock layout switching device of stopping circulation, the utility model further relate to the water with this stock layout switching device
Matter sampler.
Background technology
Water pollution problems extremely people pay close attention to, and understand the situation of public waters or Polluted Source Water pollution, are water harnessing
Science decision provides the core that accurate water quality data is water quality monitoring domain expert research.
Water-quality sampler is the practical online tool for carrying out water head sites such as river, river, lakes angles of science monitoring.In water quality to be measured
For, it is necessary to which water-quality sampler is to water quality to be measured progress, sampling retains instant sample automatically under normal situation.When water occurs for water quality
During the situation of pollution, on-line monitoring result can be fed back to System Control Center by Water Test Kits, and control centre can send automatically
Sampled signal carries out the preservation that keeps sample to sampler, is that the data of analyzer feedback carry out evidence protection.
At present, the most water-quality sampler of in the market can realize automatic sampling, but can't realize automatic nesting.
Water-quality sampler to sample-holding container when carrying out stock layout, stock layout time length not easy-regulating, and control stock layout mechanism carries out stock layout
Switching mechanism it is complicated, production cost is high, it is difficult to realize the mass production and application of this stock layout switching device.
How a kind of switching device that is used to control stock layout liquid in pipe break-make is developed, and its is simple in construction, production cost
It is low, easily realize and produce in enormous quantities, it has also become those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
First purpose of the present utility model is that, there is provided a kind of switching device, its is simple in construction, and production cost is low, energy
Enough realize is produced in enormous quantities；Second purpose of the present utility model is that providing a kind of water quality for employing above-mentioned switching device adopts
Sample device, can equally reach the effect above.
To achieve these goals, the technical solution of the utility model is：
A kind of switching device, including trigger mechanism and clamping device, clamping device include support base, elastic component, the first pressure
Power part and second pressure part, elastic component one end are fixedly connected with support base, and the other end is connected with first pressure part, support base solid
Dingan County is equipped with second pressure part, and first pressure part has first pressure face, and second pressure part has at second pressure face, elastic component
When compressive state, first pressure face and second pressure face are brought into close contact, and trigger mechanism can promote first pressure part away from
Two pressure pieces.
Further, in the utility model is a kind of preferred embodiment, the quantity at least two of clamping device is touched
Send out mechanism or at least two clamping devices are movable, any one in trigger mechanism or at least two clamping devices moves to folder
When holding the first pressure part position corresponding with trigger mechanism of mechanism, trigger mechanism can promote first pressure part away from the second pressure
Power part.
Further, in the utility model is a kind of preferred embodiment, switching device also includes frame, trigger mechanism
It is arranged at clamping device in frame, clamping device is arranged on using trigger mechanism as the excircle in the center of circle, and clamping device can
Moved up in excircle dynamic.
Further, in the utility model is a kind of preferred embodiment, switching device also includes pacifying in frame, frame
Equipped with the rotary part that can be circumferentially rotated, trigger mechanism is arranged on rotary part, and clamping device is set in frame, and clamping machine
Structure is distributed on using the trigger mechanism as the excircle in the center of circle.
Further, in the utility model is a kind of preferred embodiment, switching device also includes frame, trigger mechanism
It is arranged at the clamping device in frame, clamping device is linearly arranged, and clamping device can be moved on straight line.
Further, in the utility model is a kind of preferred embodiment, switching device also includes frame, trigger mechanism
It is arranged at clamping device in frame, clamping device is linearly arranged, trigger mechanism is arranged on can be with clamping device first
On the straight line of pressure piece opposite position, and trigger mechanism can be moved on the straight line.
Further, in the utility model is a kind of preferred embodiment, clamping device also includes connector and thrust
Part, first pressure part is connected by connector with thrust piece, and trigger mechanism can promote thrust piece to close to second pressure part
Direction movement, to cause first pressure part away from second pressure part.
Further, in the utility model is a kind of preferred embodiment, through hole is provided with second pressure part, machine is triggered
Structure is provided with trigger head, and trigger head by through hole and can promote first pressure part away from second pressure part.
Further, in the utility model is a kind of preferred embodiment, support base include base and side wall, side wall with
The base is fixedly connected, first pressure part and thrust piece have can along side walls sliding part, offer on sliding part
Groove.
Further, in the utility model is a kind of preferred embodiment, support base include base and side wall, side wall with
The base is fixedly connected, first pressure part and thrust piece have can along side walls sliding part, be provided with sliding part
Chute is offered on roller, side wall, roller can be rolled in chute.
Further, in the utility model is a kind of preferred embodiment, elastic component is preferably spring.
A kind of water-quality sampler, with switching device as described above.
The technical scheme that the utility model is provided, compared with prior art, positioned at first pressure part and second pressure part it
Between nesting tube can elastic component pressure effect under be compacted, pin sample-holding container in sample, prevent sample liquid to be lost in；Triggering
Mechanism can promote second pressure part away from first pressure part, and when two pressure pieces are away from first pressure part, nesting tube is in pipe
The non-negotiable state of liquid switchs to the negotiable state of liquid in pipe, and the sample liquid in sample-holding container is discharged from nesting tube, touches
Hair time interval of the mechanism urges second pressure part away from first pressure part can be adjusted as needed, realize the controllable of stock layout time
Property, and switching device structure is simple, is easy to manufacture, production cost is low, easily realizes and produces in enormous quantities.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is that, in order to more fully understand the utility model, and should not be construed to limitation of the present utility model.For the common skill in this area
For art personnel, on the premise of not paying creative work, other accompanying drawings can also be obtained according to the accompanying drawing of offer.
Knot of the switching device that Fig. 1 is provided by the utility model embodiment under the non-negotiable state of stock layout liquid in pipe
Structure schematic diagram；
Structure of the switching device that Fig. 2 is provided by the utility model embodiment in nesting tube under flow path state
Schematic diagram；
The structural representation for another switching device that Fig. 3 is provided by the utility model embodiment；
The structural representation for another switching device that Fig. 4 is provided by the utility model embodiment；
A kind of structural representation for water-quality sampler that Fig. 5 is provided by the utility model embodiment.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, it is real below in conjunction with the application
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example only some embodiments of the present application, rather than whole embodiments.
As shown in Figures 1 to 5, the utility model embodiment provides a kind of switching device, for controlling in nesting tube
Sample liquid circulates or stops circulating, including trigger mechanism 1 and clamping device 2, and the clamping device 2 includes support base 3, first pressure
Part 5, second pressure part 6 and the elastic component 4 in compressive state, one end of the elastic component 4 are fixed on the support base 3
On, the other end of the elastic component 4 is fixedly connected with the first pressure part 5, the second pressure part 6 and the support base 3
It is fixedly connected, and the second pressure part 6 is located at the side of the first pressure part 5 away from the elastic component, second pressure
Power part 6 can clamp nesting tube with the first pressure part 5, described to touch to cause liquid in pipe to be in the state that can not be circulated
Hair mechanism 1 is used to promote the first pressure part 5 away from the second pressure part 6.
The switching device that the utility model is provided, compared with prior art, when nesting tube is located at first pressure part 5 and second
It can be compacted when between pressure piece 6 under the pressure effect of elastic component 4, pin the sample in sample-holding container, prevent sample liquid stream
Lose；Trigger mechanism 1 can promote second pressure part 6 away from first pressure part 5, when second pressure part 6 is away from first pressure part 5
When, nesting tube switchs to the negotiable state of liquid in pipe, the sample in sample-holding container by the non-marketable state of liquid in pipe
Liquid is discharged from nesting tube, and trigger mechanism 1 promotes time interval of the second pressure part 6 away from first pressure part 5 can be according to specific need
Adjust, realize the controllability of stock layout time, and switching device structure is simple, is easy to manufacture, greatlys save production cost, easily
Realize and produce in enormous quantities.
It should be noted that the water-quality sampler that is related to of the utility model embodiment include sampling mechanism 7, the mechanism that keeps sample 8,
Stock layout mechanism 9, the mechanism that keeps sample 8 includes being provided with sample-holding container 82, sample-holding container bottom on the workbench 81 that keeps sample, the workbench that keeps sample
Provided with nesting port；
Sampling mechanism 7 is used to obtain sample and inject water sample into sample-holding container 82；
The workbench 81 that keeps sample possesses the conveyer belt of the linear transmission of sample-holding container 82 or possessed the transhipment of sample-holding container week
Multiple sample-holding containers can be set in defeated rotating disk, transmission belt or rotating disk, sample-holding container bottom offers nesting port, and water quality is adopted
Sample device also includes the nesting tube 91 connected with nesting port.
In the water-quality sampler with switching device as above, the specifically used installation process of switching device is：Will be with row
The nesting tube 91 of sample mouthful connection is placed in the middle of first pressure part 5 and second pressure part 6, and nesting tube has first state and the second shape
State, when nesting tube 91 is in first state, nesting tube 91 is clamped by first pressure part 5 and second pressure part 6, at liquid in pipe
In can not circulation status, sample liquid can be locked in sample-holding container 82, prevent sample liquid to be lost in；When nesting tube 91 is in the second state
When, trigger mechanism 1 promotes first pressure 5 away from second pressure part 6, and the distance of first pressure part 5 to second pressure part 6 is big
First pressure part 5 arrives the distance of second pressure part 6 when nesting tube 91 is in first state, and liquid in pipe is in negotiable shape
State, nesting tube proceeds by stock layout.
In the present embodiment, the quantity at least two of clamping device, trigger mechanism or at least two clamping devices are movable,
Any one in trigger mechanism or at least two clamping devices moves to the first pressure part and trigger mechanism phase of clamping device
During corresponding position, trigger mechanism can promote first pressure part away from second pressure part.
In the present embodiment, each kept sample on workbench 81 in water-quality sampler is arranged with the bottom of sample-holding container 82
The nesting tube 91 of sample mouthful connection has the support base 3 in each self-corresponding clamping device 2, clamping device 2 to be fixed on rotation
On disk or transmission belt and corresponding nesting tube 91 is followed to move.Trigger mechanism 1 has working condition and off working state, when tactile
When sending out mechanism 1 in off working state, nesting tube 91 is clamped by first pressure part 5 and second pressure part 6, and sample-holding container 82 is deposited
The sample liquid gathered by sampling mechanism 7 is put, and transmission Tape movement can be followed or follow rotating disk to rotate on the rotating pan；When it is determined that
After the sample-holding container that stock layout need to be carried out well, the sample-holding container 82 determined is adjusted to touch with the corresponding position of trigger mechanism 1, adjustment
Send out mechanism 1 in running order, trigger mechanism 1 promotes first pressure part 5 away from second pressure part 6, nesting tube 91 is from the first shape
State switchs to the second state, proceeds by stock layout.
Trigger mechanism 1 promotes time of the second pressure part 6 away from first pressure part 5 to adjust as needed, realizes stock layout
The controllability of time, in water-quality sampler working condition, when any one sample-holding container 82 in the mechanism 8 that keeps sample needs stock layout
When, this sample-holding container is adjusted to promote the switch dress for controlling this sample-holding container with the corresponding position of trigger mechanism 1, trigger mechanism 1
Second pressure part 6 in putting is away from first pressure part 5, and sample-holding container 82 is in stock layout state, only need to set a trigger mechanism 1
Just it can control any one sample-holding container 82 in the mechanism that keeps sample and carry out stock layout, greatly save production cost.
In the present embodiment, trigger mechanism 1 is arranged in frame with clamping device 2, and clamping device 2 is arranged on trigger mechanism
1 is on the excircle in the center of circle, clamping device 2 can move on the excircle.
Here it should be noted that it is specific preferred on the excircle in the center of circle that clamping device 2, which is arranged on trigger mechanism 1,
Scheme be that multiple clamping devices 2 are uniformly arranged on trigger mechanism 1 as on the excircle in the center of circle.
It should also be noted that, in the present embodiment, multiple clamping devices 2 are moved with trigger mechanism 1 for the circumference in the center of circle
When dynamic, when the nesting tube clamped by wherein any one clamping device 2 needs to carry out stock layout, by this clamping device 2 adjust to
With the position corresponding to the triggering end of trigger mechanism 1, now, trigger mechanism 1 promotes the first pressure part 5 of this clamping device 2 remote
From second pressure part 6, nesting tube proceeds by stock layout.
In the present embodiment, switching device also includes being provided with the rotation dish that can be circumferentially rotated, trigger mechanism in frame, frame
1 is arranged in rotation dish, and clamping device 2 is arranged in frame, and is distributed in the excircle with the trigger mechanism 1 for the center of circle
On.
In the present embodiment, clamping device 2 is arranged in frame and is distributed in the excircle for the center of circle with trigger mechanism 1
On, trigger mechanism 1 is circumferentially rotated under the drive of rotatable parts, if the nesting tube for thering is clamped mechanism 2 to clamp need into
During row stock layout, adjustment trigger mechanism 1 is diverted to the direction relative with the position of this clamping device 2, and trigger mechanism 1 is promoted should
The first pressure part 5 of clamping device 2 proceeds by stock layout away from second pressure part 6, the nesting tube.
In the present embodiment, trigger mechanism 1 and clamping device 2 are arranged in frame, and clamping device 2 is linearly arranged, and
Clamping device 2 can be moved on the straight line.
In the present embodiment, multiple clamping devices 2 are linearly arranged in frame, and multiple clamping devices 2 can be in this straight line
In upper movement, the multiple clamping devices moved on straight line, when needing to carry out stock layout if any nesting tube, this nesting tube will be clamped
Clamping device 2 is adjusted to position corresponding with the triggering end of trigger mechanism 1, now, and trigger mechanism 1 promotes the of this clamping device 2
One pressure piece 5 is away from second pressure part 6, and nesting tube proceeds by stock layout.
In the present embodiment, clamping device 2 also includes connector 10 and thrust piece 11, and first pressure part 5 passes through connector 10
It is connected with thrust piece 11, trigger mechanism 1 can promote thrust piece 11 to be moved to the direction close to second pressure part 6, to cause
First pressure part 5 is away from second pressure part 6.
In the present embodiment, trigger mechanism 1 can be by promoting thrust piece 11 and then promoting first pressure part 5 away from the
Two pressure pieces 6, when first pressure part 5 is away from second pressure part 6, liquid in pipe not flowable state when nesting tube 91 is by clamping
The negotiable state of liquid in pipe is converted into, trigger mechanism 1 promotes time length of the first pressure part 5 away from second pressure part 6
It can as needed control, realize that the stock layout time can control, stock layout construction of switch is simple, and production cost is low,
In the present embodiment, through hole 13 is provided with second pressure part 6, trigger mechanism 1 is provided with trigger head 12, and trigger head 12 can
By through hole 13 and first pressure part 5 is promoted away from second pressure part 6.
In the present embodiment, trigger head 12 pass through through hole 13 promote second pressure part so that nesting tube from liquid in pipe not
Negotiable State Transferring is the negotiable state of liquid in pipe, carries out stock layout, and this construction of switch is more simple, is easy to manufacture,
Easily realize and produce in enormous quantities.
In the present embodiment, support base 3 includes base and side wall, and the side wall is fixedly connected with the base, and described first
Pressure piece 5 and the thrust piece 11 have can along the side walls sliding part, open up fluted 15 on the sliding part.
In the present embodiment, groove 15 is provided with the side wall that first pressure part 5 and thrust piece 11 are contacted with support base 3, more
Plus it is easy to first pressure part 5 to be slided in support base so that nesting tube 91 is from the non-marketable condition conversion of liquid in pipe to pipe
The process response of the state of interior flow path is rapider.
In the present embodiment, support base 3 includes base and side wall, and side wall is fixedly connected with base, first pressure part 5 and thrust
Part 11 have can along the side walls sliding part, be provided with roller 13, side wall on sliding part and offer chute 14,
Roller 13 can be rolled in chute 14.
In the present embodiment, support base 3 offers chute 14 on the wall of side corresponding with roller 13, and roller 13 can be
Roll in chute 14, reduce the frictional force in sliding process in support base 3 of first pressure part 5 so that nesting tube 91 is from intraluminal fluid
The non-marketable condition conversion of body is rapider to responding during the negotiable state of liquid in pipe.
In the present embodiment, elastic component 4 is preferably spring.
In the present embodiment, elastic component 4 is preferably spring, and spring rate is big, and buffering vibration absorption ability is strong.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use the application.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can in other embodiments be realized in the case where not departing from spirit herein or scope.Therefore, the application
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of switching device, for controlling the sample liquid in nesting tube to circulate or stopping circulating, it is characterised in that including triggering machine
Structure and clamping device,
The clamping device includes support base, first pressure part, second pressure part and the elastic component in compressive state, described
One end of elastic component is fixed on the support base, and the other end of the elastic component is fixedly connected with the first pressure part, institute
Second pressure part is stated to be fixedly connected with the support base, and the second pressure part is located at the first pressure part away from the bullet
Property part side, the second pressure part and the first pressure part can clamp nesting tube, to cause liquid in pipe to be in nothing
The state of method circulation, the trigger mechanism is used to promote the first pressure part away from the second pressure part.
2. switching device according to claim 1, it is characterised in that the quantity at least two of the clamping device, institute
State trigger mechanism or at least two clamping device is movable, in the trigger mechanism or at least two clamping device
During any one first pressure part for moving to clamping device position corresponding with the trigger mechanism, the triggering machine
Structure can promote the first pressure part away from the second pressure part.
3. switching device according to claim 2, it is characterised in that the switching device also includes frame, the triggering
Mechanism is arranged in the frame with the clamping device, and the clamping device is distributed in using the trigger mechanism as the center of circle
On excircle, the clamping device can be moved on the excircle.
4. switching device according to claim 2, it is characterised in that the switching device also includes frame, the frame
On the rotary part that can be circumferentially rotated is installed, the trigger mechanism is arranged on the rotary part, and the clamping device is set
Put in the frame, and the clamping device is distributed on using the trigger mechanism as the excircle in the center of circle.
5. switching device according to claim 2, it is characterised in that the switching device also includes frame, the triggering
Mechanism and the clamping device are arranged in the frame, and the clamping device is linearly arranged, and the clamping device can
Moved on the straight line.
6. switching device according to claim 1, it is characterised in that the clamping device also includes connector and thrust
Part, the first pressure part is connected by the connector with the thrust piece, and the trigger mechanism can promote described push away
Power part is moved to the direction close to the second pressure part, to cause the first pressure part away from the second pressure part.
7. switching device according to claim 1, it is characterised in that through hole is provided with the second pressure part, described to touch
Send out mechanism be provided with trigger head, the trigger head can by the through hole and promote the first pressure part away from described second pressure
Power part.
8. switching device according to claim 1, it is characterised in that the support base includes base and side wall, the side
Wall is fixedly connected with the base, the first pressure part and the thrust piece have can along the side walls slip
Open up fluted on portion, the sliding part.
9. switching device according to claim 1, it is characterised in that the support base includes base and side wall, the side
Wall is fixedly connected with the base, the first pressure part and the thrust piece have can along the side walls slip
It is provided with portion, the sliding part on roller, the side wall and offers chute, the roller can be rolled in the chute.
10. a kind of water-quality sampler, it is characterised in that with one kind as described in claim 1 to claim 9 any one
Switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720166549.7U CN206503967U (en) | 2017-02-23 | 2017-02-23 | A kind of switching device and water-quality sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720166549.7U CN206503967U (en) | 2017-02-23 | 2017-02-23 | A kind of switching device and water-quality sampler |
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| Publication Number | Publication Date |
|---|---|
| CN206503967U true CN206503967U (en) | 2017-09-19 |
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ID=59840891
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720166549.7U Active CN206503967U (en) | 2017-02-23 | 2017-02-23 | A kind of switching device and water-quality sampler |
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| Country | Link |
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| CN (1) | CN206503967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109247856A (en) * | 2018-11-12 | 2019-01-22 | 盐城市旺科电子技术有限公司 | Hand-held mobile convenient cleaning device |
-
2017
- 2017-02-23 CN CN201720166549.7U patent/CN206503967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109247856A (en) * | 2018-11-12 | 2019-01-22 | 盐城市旺科电子技术有限公司 | Hand-held mobile convenient cleaning device |
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