CN206906126U - A kind of lowering or hoisting gear and nitrogen evaporator - Google Patents
A kind of lowering or hoisting gear and nitrogen evaporator Download PDFInfo
- Publication number
- CN206906126U CN206906126U CN201720652927.2U CN201720652927U CN206906126U CN 206906126 U CN206906126 U CN 206906126U CN 201720652927 U CN201720652927 U CN 201720652927U CN 206906126 U CN206906126 U CN 206906126U
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- China
- Prior art keywords
- pin
- sliding block
- lowering
- hole
- hoisting gear
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Abstract
Nitrogen evaporator technical field is the utility model is related to, discloses a kind of lowering or hoisting gear, and the nitrogen evaporator using the lowering or hoisting gear.Lowering or hoisting gear includes column, sliding block, alignment pin；Column is provided with slide rail and multiple first pin-and-holes；The sliding block is provided with the second pin-and-hole, and the sliding block can slide up and down along the slide rail；The alignment pin insertion ground is inserted in second pin-and-hole and corresponding first pin-and-hole, to adjust the height of the sliding block.Lowering or hoisting gear in the utility model, it is simple in construction, it is easy to adjust, and inserted due to alignment pin insertion in the second pin-and-hole and corresponding first pin-and-hole, it significantly limit the scope of activities of sliding block so that the sliding block after adjustment is difficult movement, and then improves the stability and reliability of device.
Description
Technical field
Nitrogen evaporator technical field is the utility model is related to, more particularly to a kind of lowering or hoisting gear, and applies the lowering or hoisting gear
Nitrogen evaporator.
Background technology
In largely analysis work, especially in environmental contaminants, Food Safety Analysis field, in order to obtain trace
Target components, all need to pre-process standby sample product, such as concentrate, purify and concentrate basic step again, adopt in the prior art
The concentration process of sample is realized with nitrogen evaporator, the instrument heats the table of sample by the way that nitrogen rapidly, continuously, is controllably blowed to
Face, the moisture in pending sample evaporated rapidly, separated, realize sample without oxygen concentration, keep sample it is pure while,
Reach the effect of fast separating and purifying sample.
Nitrogen evaporator of the prior art, by taking circumferential water-bath type nitrogen evaporator as an example, complete machine include base, support, specimen holder,
Gas distributing system etc., test tube are fixed by the test tube clamp with spring and support platePosition, gas passes through gas distribution manifold
And pipeline is split to every test tube.Gas is blown to solution surface in test tube by purging pin, so that solvent volatilizees rapidly.
During nitrogen evaporator use, with the continuous concentration of solution, liquid level can be reduced gradually in test tube, air tube chaotropic face
Distance become larger, purging effect can be deteriorated, it is therefore desirable to constantly adjustment specimen holder or air tube height so that between the two
Distance is remained in a rational scope.Arrangement for adjusting height of the prior art, or using full-automatic form, it is
System is complicated, and cost is high；Using the form of circular pin and geometrical clamp, regulation is inconvenient, is easily loosened after fixed, fixed unstable.
Utility model content
(1) technical problems to be solved
The purpose of this utility model is to provide a kind of lowering or hoisting gear, and the nitrogen evaporator using the lowering or hoisting gear, existing to solve
There is the defects of nitrogen evaporator lifting is inconvenient, fixed unstable in technology.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of lowering or hoisting gear, including column, sliding block, alignment pin；
The column is provided with slide rail and multiple first pin-and-holes；The sliding block is provided with the second pin-and-hole, and the sliding block can be along the slide rail
Slide up and down；The alignment pin insertion ground is inserted in second pin-and-hole and corresponding first pin-and-hole, to adjust the cunning
The height of block.
Wherein, the slide rail includes the first groove and the second groove；The depth direction of first groove is the column
Short transverse；Second groove is U-type groove, the U-type groove opening upwards, and insertion first groove.
Wherein, the column includes multiple pin-and-hole groups, and each pin-and-hole group includes 4 in isosceles trapezoidal structure arrangement
First pin-and-hole.
Wherein, the sliding block is H types, and the sliding block is provided with 4 second pin-and-holes corresponding with the pin-and-hole group.
Wherein, it is provided with lubricant in the slide rail.
The utility model also provides a kind of nitrogen evaporator, including the gentle needle rack of base, specimen holder, air tube, and as above institute
The lowering or hoisting gear stated.
Wherein, the lowering or hoisting gear includes the first sliding block and the second sliding block, and the air tube support passes through the first cantilever and institute
State the first sliding block to be fixedly connected, the specimen holder is fixedly connected by the second cantilever with second sliding block.
Wherein, the specimen holder is provided with elastic neck.
Wherein, the base bottom is provided with discharge outlet, and valve is provided with the discharge outlet.
Wherein, the base is provided with transparent windows.
(3) beneficial effect
Lowering or hoisting gear provided by the utility model, by setting pin-and-hole respectively on column and sliding block, then pass through alignment pin
Sliding block is fixed at the diverse location on column, realizes the quick adjustment of sliding block height.Lifting dress in the utility model
Put, it is simple in construction, it is easy to adjust, and inserted due to alignment pin insertion in the second pin-and-hole and corresponding first pin-and-hole, greatly
Limit the scope of activities of sliding block so that the sliding block after adjustment is difficult movement, and then improves the stability and reliability of device.
Brief description of the drawings
Fig. 1 is lowering or hoisting gear schematic diagram provided by the utility model；
Fig. 2 is slide block schematic diagram in lowering or hoisting gear；
Fig. 3 is the structural representation of nitrogen evaporator provided by the utility model；
Fig. 4 is the side view of nitrogen evaporator provided by the utility model；
In figure, 1, column；4th, alignment pin；5th, air tube support；6th, appendix；7th, air tube；8th, specimen holder；9th, base；21st,
One sliding block；22nd, the second sliding block；31st, the first cantilever；32nd, the second cantilever；101st, the first pin-and-hole；102nd, the first groove；103rd, second
Groove；201st, the second pin-and-hole；202nd, bolt hole；801st, elastic neck.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is used to illustrate the utility model, but is not limited to the scope of the utility model.
, it is necessary to which explanation, unless otherwise indicated, " multiple " are meant that two or two in description of the present utility model
More than individual；The instruction such as term " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " head ", " afterbody "
Orientation or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplification
Description, rather than the device or element of instruction or hint meaning must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for describing
Purpose, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it is also necessary to explanation, unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary.
For the ordinary skill in the art, the above-mentioned term of visual concrete condition understanding specifically containing in the utility model
Justice.
Fig. 1 is lowering or hoisting gear schematic diagram provided by the utility model；Fig. 2 is slide block schematic diagram in lowering or hoisting gear；Fig. 3 is this
The structural representation for the nitrogen evaporator that utility model provides；Fig. 4 is the side view of nitrogen evaporator provided by the utility model.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of lowering or hoisting gear, including column 1, sliding block, alignment pin
4.Column 1 is provided with slide rail and multiple first pin-and-holes 101, and sliding block is provided with the second pin-and-hole 201, and sliding block can glide along slide rail
It is dynamic.In the insertion of alignment pin 4 ground the second pin-and-hole 201 of insertion and corresponding first pin-and-hole 101, to adjust the height of the sliding block.
Specifically, the column 1 in the present embodiment is platy structure, and the slide rail set thereon is made up of two grooves, respectively
For the first groove 102 and the second groove 103.Wherein, the depth direction of the first groove 102 be column 1 short transverse, first
The depth of groove 102 according to be actually needed set.Second groove 103 is U-type groove, U-type groove opening upwards, and the first groove of insertion
102, that is, when opening up U-type groove, from another tangential face of a face of the column 1 for digging the first groove 102, then the U-type groove will be vertical
Post 1 runs through.
The first pin-and-hole 101 on column 1 penetrates column 1, facilitates the plug of alignment pin 4 as U-type groove.First pin-and-hole
101 have a variety of arrangements, such as in the longitudinally disposed two charge ofves hole in U-type groove both sides, now only need to be correspondingly arranged two on sliding block
Individual pin-and-hole.Preferably, it is configured on column 1 in a manner of pin-and-hole group, multiple pin-and-hole groups, each pin-and-hole group bag is set
4 the first pin-and-holes 101 in isosceles trapezoidal structure arrangement are included, as shown in fig. 1, in the horizontal direction of column 1, a pin-and-hole
Group includes two marketing holes, and often row sets two the first pin-and-holes, 101,4 pin-and-holes to be symmetrical arranged on U-type groove center line, so designs
Purpose be, during sliding block is adjusted, because the first adjacent pin-and-hole 101 shifts to install, can so shorten longitudinal direction upper two
Distance between individual pin-and-hole so that in equally long one end distance, more pin-and-holes can be set, both ensure that the intensity of column 1,
The precision of regulation is improved again, adds the adjustable range of lowering or hoisting gear.
Sliding block can have a diversified forms, for example, H types, T-shaped etc..Preferably, sliding block uses H types, is so slided in sliding block
Cheng Zhong, a side wall on column 1 is clipped among sliding block all the time, then the fixation for passing through pin so that sliding block is relative with column 1
Position will not change substantially, ensure that the Stability and veracity of positioning.4 corresponding with pin-and-hole group are provided with sliding block
Individual second pin-and-hole 201, so it is moved to and two 101 corresponding positions of the first pin-and-hole distant in pin-and-hole group in sliding block
When, two distant the second pin-and-holes 201 match therewith on sliding block；It is moved to and in pin-and-hole group closer to the distance two in sliding block
Corresponding to individual first pin-and-hole 101 during position, two the second pin-and-holes 201 closer to the distance match therewith on sliding block, are arranged so as to pin
Hole, improve adjustable precision.The bolt hole 202 being connected with miscellaneous part is provided with sliding block.
It is individual in use, coating lubricant in slide rail, lubricating grease is such as added, facilitates the movement of sliding block, makes regulation
It is more smooth.
Lowering or hoisting gear provided by the utility model, by setting pin-and-hole respectively on column 1 and sliding block, then pass through alignment pin
4 are fixed on sliding block at the diverse location on column 1, realize the quick adjustment of sliding block height.Lifting in the utility model
Device, it is simple in construction, it is easy to adjust, and the second pin-and-hole 201 and corresponding first pin-and-hole 101 are inserted due to the insertion of alignment pin 4
In, it significantly limit the scope of activities of sliding block so that the sliding block after adjustment is difficult movement, and then improves the stability of device
And reliability.
The utility model also provides a kind of nitrogen evaporator, including the gentle needle rack 5 of base, specimen holder 8, air tube 7, and as above
Described lowering or hoisting gear.
As shown in Figure 3 and Figure 4, specimen holder 8, solution to be concentrated are placed in the nitrogen evaporator that the present embodiment provides, base top
It is contained in test tube, test tube is shelved or is clipped in specimen holder 8.In the present embodiment, test tube fixes top by specimen holder 8, examination
Bottom of the tube is directly against on base.Chassis interior can collect leakage, it is preferred that set discharge outlet, discharge outlet in the bottom of base
Place sets valve, facilitates the discharge of leakage.Further, the position that test tube is fixed on specimen holder 8 is arranged to elastic neck 801,
Test tube can be preferably fixed, and facilitates sandwiching and taking out for test tube.In base side, transparent observation window can also be set, side
Just the situation of internal leakage is observed, it might even be possible to make whole base of transparent material.
On the basis of above-described embodiment, lowering or hoisting gear includes the first sliding block 21 and the second sliding block 22.Air tube 7 passes through gas transmission
Pipe 6 is connected with air delivery device, for conveying air or nitrogen.Air tube 7 is fixed on air tube support 5, and air tube support 5 passes through
One cantilever 31 is fixedly connected with the first sliding block 21, the first cantilever 31 by bolt or mode connects for screw on the first sliding block 21, so
Position by adjusting the first sliding block 21 is the regulation that the height of air tube 7 can be achieved；Specimen holder 8 is slided by the second cantilever 32 and second
Block 22 is fixedly connected, and realizes the separately adjustable of air tube 7 and sample holder so that nitrogen evaporator can be applied in more occasions.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (10)
1. a kind of lowering or hoisting gear, it is characterised in that including column, sliding block, alignment pin；The column is provided with slide rail and multiple the
One pin-and-hole；The sliding block is provided with the second pin-and-hole, and the sliding block can slide up and down along the slide rail；Insert to the alignment pin insertion
Enter in second pin-and-hole and corresponding first pin-and-hole, to adjust the height of the sliding block.
2. lowering or hoisting gear as claimed in claim 1, it is characterised in that the slide rail includes the first groove and the second groove；Institute
The depth direction for stating the first groove is the short transverse of the column；Second groove is U-type groove, the U-type groove opening to
On, and penetrate first groove.
3. lowering or hoisting gear as claimed in claim 1, it is characterised in that the column includes multiple pin-and-hole groups, each pin
Hole group includes 4 first pin-and-holes in isosceles trapezoidal structure arrangement.
4. lowering or hoisting gear as claimed in claim 3, it is characterised in that the sliding block is H types, the sliding block be provided with it is described
4 second pin-and-holes corresponding to pin-and-hole group.
5. the lowering or hoisting gear as described in claim any one of 1-4, it is characterised in that be provided with lubricant in the slide rail.
6. a kind of nitrogen evaporator, including the gentle needle rack of base, specimen holder, air tube, it is characterised in that also include such as claim 1-
Lowering or hoisting gear described in 5 any one.
7. nitrogen evaporator as claimed in claim 6, it is characterised in that the lowering or hoisting gear includes the first sliding block and the second sliding block,
The air tube support is fixedly connected by the first cantilever with first sliding block, and the specimen holder passes through the second cantilever and described the
Two sliding blocks are fixedly connected.
8. nitrogen evaporator as claimed in claim 6, it is characterised in that the specimen holder is provided with elastic neck.
9. the nitrogen evaporator as described in claim any one of 6-8, it is characterised in that the base bottom is provided with discharge outlet, described
Valve is provided with discharge outlet.
10. nitrogen evaporator as claimed in claim 9, it is characterised in that the base is provided with transparent windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720652927.2U CN206906126U (en) | 2017-06-07 | 2017-06-07 | A kind of lowering or hoisting gear and nitrogen evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720652927.2U CN206906126U (en) | 2017-06-07 | 2017-06-07 | A kind of lowering or hoisting gear and nitrogen evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206906126U true CN206906126U (en) | 2018-01-19 |
Family
ID=61287244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720652927.2U Expired - Fee Related CN206906126U (en) | 2017-06-07 | 2017-06-07 | A kind of lowering or hoisting gear and nitrogen evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206906126U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358012A (en) * | 2018-04-02 | 2018-08-03 | 洛阳威尔若普检测技术有限公司 | Adjustable pitch elevator wire rope detection device |
| CN113574297A (en) * | 2019-03-12 | 2021-10-29 | 索尤若驱动有限及两合公司 | Speed reducer with lubricating oil distributor component |
-
2017
- 2017-06-07 CN CN201720652927.2U patent/CN206906126U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358012A (en) * | 2018-04-02 | 2018-08-03 | 洛阳威尔若普检测技术有限公司 | Adjustable pitch elevator wire rope detection device |
| CN108358012B (en) * | 2018-04-02 | 2024-02-13 | 洛阳威尔若普检测技术有限公司 | Distance-adjustable elevator steel wire rope detection device |
| CN113574297A (en) * | 2019-03-12 | 2021-10-29 | 索尤若驱动有限及两合公司 | Speed reducer with lubricating oil distributor component |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20190607 |