A kind of adsorptive drier
Technical field
This utility model relates to adsorptive drier, particularly relates to a kind of adsorptive drier cover.
Background technology
Existing adsorptive drier cover, its limit height is little, and the edge on cylinder limit is plane, and cover internal ring is same with cylinder limit
Height, on cylinder bottom, pore is circular hole, and such structure there is problems in that owing to cylinder limit height is little, gas pressure in drying
Under the effect of power, cover can topple in drying, causes desiccant to leak, and blocks air flue;Circular pore at the cylinder end, easily
Make desiccant particle fill wherein, cause air-hole blockage, therefore, the cover of will not topple, will not block pore, a good seal
It it is problem demanding prompt solution.
Utility model content
This utility model purpose be exactly for solving cover and toppling, air-hole blockage and the bad problem of sealing.
Technical problem of the present utility model is solved by following technical scheme:
A kind of adsorptive drier, including drying, cover and desiccant, the two ends of described drying are respectively arranged with relatively
The described cover placed, places described desiccant in the confined space of described drying and two described cover compositions, described
The external diameter of cover is less than or equal to the internal diameter of described drying, and described cover includes the cylinder for preventing cover from toppling in drying
Limit, for ventilating and preventing at the bottom of the cylinder of desiccant leakage, the shape of described cover is similar to described drying internal diameter, described cylinder limit
Drying inwall is close in first face, at the bottom of the second face is provided with tin, cover is divided at the bottom of described cylinder cover upper end and cover lower end
Portion's two parts, the cylinder basal surface of described cover upper end is upper surface, and the cylinder basal surface of described cover bottom is lower surface.
According to another specific aspect of the present utility model, there is at the bottom of described cylinder the conical pore for ventilation, described
Cover upper end contacts with described desiccant.
According to another specific aspect of the present utility model, at the bottom of described cylinder on conical pore, position at the bottom of the cone of cone
In cylinder bottom surface, the vertex of a cone of cone be positioned at tin at the bottom of the air vent aperture of upper surface at the bottom of upper surface, and cylinder less than desiccant particle
Diameter.
According to another specific aspect of the present utility model, the cylinder edge of described cover bottom is provided with for sealing
Step.
According to another specific aspect of the present utility model, the height on described cylinder limit, more than the 1/8 of drying diameter, prevents
Cover topples in drying.
According to another specific aspect of the present utility model, first limit height of described cover upper end is more than under cover
Second limit height of end, described cylinder bottom surface is additionally provided with internal ring, and the height of described internal ring is less than described second
Limit height.
According to another specific aspect of the present utility model, the internal diameter of described internal ring is less than or equal to the internal diameter of elastomeric element;
Described elastomeric element is between the cover and air flue of drying upper end, and the first end of described elastomeric element is placed at the bottom of described cylinder
On at the bottom of cylinder between second limit of lower surface and described internal ring, the second end of described elastomeric element is placed on air flue.
According to another specific aspect of the present utility model, described second limit is symmetrically arranged with for taking out cover
Aperture.
According to another specific aspect of the present utility model, the first face, described cylinder limit is additionally provided with for installing sealing device
Groove, prevent desiccant leakage.
This utility model is compared with the prior art and provides the benefit that:
Dry cover the most of the present utility model, the height on cylinder limit increases, prevents cover from toppling in drying;
Dry cover the most of the present utility model, arranges sealed step on cylinder edge, improves sealing effectiveness, reduce leakage
Mechanism of qi rate;
Dry cover the most of the present utility model, at the bottom of lid on cone pore can effectively prevent desiccant particle block pore.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model detailed description of the invention one;
Fig. 2 is the structural representation of this utility model detailed description of the invention two;
Fig. 3 is the structural representation of this utility model detailed description of the invention three;
Fig. 4, Fig. 4 a is the structural representation of this utility model detailed description of the invention four;
Fig. 5, Fig. 5 a is the structural representation of this utility model detailed description of the invention five;
Fig. 6, Fig. 6 a is the structural representation of this utility model detailed description of the invention six;
Fig. 7, Fig. 7 a, Fig. 7 b, Fig. 7 c, Fig. 7 d, Fig. 7 e is the structural representation of this utility model detailed description of the invention seven.
Detailed description of the invention
Detailed description of the invention one
The sectional view of a kind of screens sealing device 120 is as it is shown in figure 1, described screens sealing device 120 is positioned at the first sealing
Between part 110 and the second sealing member 130, screens sealing device 120 has the primary sealing area contacted with the first sealing member 110
121, the secondary sealing area 122 contacted with the second sealing member 130, it is provided with close with first at the edge of primary sealing area 121
The card that sealing 110 fits along 123, the described card shape along 123 and its first sealing member 110 surface 111 shape fitted
Similar.The cross section of described screens sealing device 120 is L-type structure.
Detailed description of the invention two
The sectional view of a kind of screens sealing device 220 is as in figure 2 it is shown, described screens sealing device 220 is positioned at the first sealing
Between part 210 and the second sealing member 230, screens sealing device 220 has the primary sealing area contacted with the first sealing member 210
221, the secondary sealing area 222 contacted with the second sealing member 230, it is respectively arranged with at the edge of primary sealing area 221 and the
The card that one sealing member 210 fits along 223,224, the described card shape along 223 and its first sealing member 210 surface fitted
211 shapes are similar, and the first sealing member 210 surface 212 shape that the described card shape along 224 is fitted to it is similar;Second
The edge of sealing surface 222 is respectively arranged with the card fitted with the second sealing member 230 along 225,226, the described card shape along 225
Surface 231 shape of the second sealing member 230 fitted to it is similar, the described card shape along 226 with its fitted second
Surface 232 shape of sealing member 230 is similar.
The cross section of described screens sealing device 220 is dies.
Detailed description of the invention three
The sectional view of a kind of screens sealing device 320 is as it is shown on figure 3, described screens sealing device 320 is positioned at the first sealing
Between part 310 and the second sealing member 330, screens sealing device 320 has the primary sealing area contacted with the first sealing member 310
321, the secondary sealing area 322 contacted with the second sealing member 330, it is provided with close with first at the edge of primary sealing area 321
The card that sealing 310 fits along 323,324, the surface of the described card shape along 323 and its first sealing member 310 fitted
311 shapes are similar, and surface 312 shape of the first sealing member 310 that the described card shape along 324 is fitted to it is similar.
The cross section of described screens sealing device 320 is " U " font structure.
The cross section of screens sealing device is diversified, but its card is along the surface phase with its sealing member fitted
Seemingly.
Detailed description of the invention four
A kind of adsorptive drier is with screens sealing device 40 as shown in Fig. 4 and Fig. 4 a, and wherein Fig. 4 a is Fig. 4 cutting along A C
Face figure;Screens sealing device 40, between dry cylinder and air flue, contacts with dry cylinder at screens sealing device 40
Primary sealing area 410 outer is provided with and is dried the first card that cylinder fits along 412, and the first card is dry with described along 412 shapes
The external shape of dry cylinder is similar, along being provided with the second card edge fitted with drying inwall in primary sealing area 410
411, the second card is similar to drying internal via shape along the shape of 411, and the width of primary sealing area 410 is dried more than or equal to described
The thickness of cylinder barrel.
The secondary sealing area 420 that described screens sealing device contacts with air flue is plane.
Second card width along 411 is equal to the width of first step at edge, drying cup limit.
The cross section of described screens sealing device 40 is " U " font structure.
Described screens sealing device 40 is additionally provided with and corresponding with described dry cylinder positions hole.
Detailed description of the invention five
A kind of adsorptive drier is with screens sealing device 50 as shown in Fig. 5, Fig. 5 a, and wherein Fig. 5 a is Fig. 5 cutting along A B
Face figure, screens sealing device 50 is between air flue top and air flue top cover, and screens sealing device 50 contacts with air flue top
The inner side of primary sealing area 510 be provided with the card closed with air flue diameter compatible along 512, described card is along 512 shapes and described gas
Road internal diameter cross section is similar, and the secondary sealing area 520 that described screens sealing device 50 contacts with air flue top cover is plane.
The outside of the primary sealing area 510 that screens sealing device 50 contacts with air flue is provided with and matches with air flue outer edge
The card closed, along 511, blocks similar to described air flue external shape along 511 shapes.
Described air flue top is fastened on described card along outside 512.
Block the width along 512 and be less than or equal to air flue internal diameter.
Described screens sealing device 50 is additionally provided with and corresponding with described air flue positions hole.
Described screens sealing device is made up of silica gel.
Detailed description of the invention six
A kind of adsorptive drier cover is as shown in Fig. 6, Fig. 6 a, and wherein Fig. 6 is the profile of cover, and Fig. 6 a is cover
Structure chart.Cover includes having the cylinder limit 610 of certain altitude for preventing cover from toppling in drying, for ventilating and preventing
At the bottom of the cylinder of desiccant leakage 620, drying inwall is close in face 611, cylinder limit 610 first, at the bottom of face 612, cylinder limit 610 second is provided with tin
620, at the bottom of cylinder, cover is divided into cover upper end and cover bottom two parts by 620, and the cylinder basal surface of described cover upper end is
Cylinder end upper surface, the cylinder basal surface of described cover bottom is cylinder bottom surface, has the cone for ventilation at the bottom of described cylinder
Pore 640, described cover upper end contacts with described desiccant, and the cylinder edge of described cover bottom is provided with for close
The step 650 of envelope.
The height on cylinder limit 610 is relevant with the material of the size of drying internal diameter, cover, in general, and the height on cylinder limit 610
Should be greater than the 1/8 of drying diameter, prevent cover from toppling in drying.
Be positioned at a bottom surface at the bottom of the cone of cone pore 640, the vertex of a cone be positioned at tin at the bottom of the gas of upper surface at the bottom of upper surface, and cylinder
Aperture, hole is less than the diameter of desiccant particle.
First limit height of described cover upper end is more than second limit height of cover bottom, table under described cylinder
Being additionally provided with internal ring 630 on face, the height of described internal ring is less than described second limit height.Internal ring 630 is in cover bottom shape
Becoming air cavity, when cover is positioned at the upper end of drying, internal ring also has the function of screens elastomeric element.
The aperture 660 for taking out cover it is symmetrically arranged with on the cylinder limit of cover bottom.
Cylinder the first face, limit 611 is additionally provided with the groove 670 for installing sealing device, prevents desiccant leakage.
The shape of cover is similar to described drying internal diameter.
Detailed description of the invention seven
As shown in Figure 7, Fig. 7 a is its side view to the partial view of a kind of adsorptive drier, including epithelium healing 710, is dried
Cylinder 720 and downtake 730, epithelium healing 710 two ends that are separately positioned on drying 720 identical with downtake 730 structure;Epithelium healing
710, downtake 730 and drying 720 connection are provided with pore, and the aperture of described pore is less than drying 720 endoporus
Aperture;Adsorptive drier along A-A direction profile as shown in Figure 7b, by Fig. 7 b top and bottom amplify, respectively as figure
Shown in 7c, 7d.
The structure chart of adsorptive drier epithelium healing 710 and junction, drying 720 upper end as shown in Figure 7 c, epithelium healing internal diameter
711 is semicircle square structure, and epithelium healing 710 connects drying 720, is provided with sealing device 760, sealing device in connection
The structure of 760 is as described in embodiment four, and its primary sealing area contacts with drying 720 upper surface barrel, its secondary sealing area
Contact with the airway walls of epithelium healing 710, be provided with the first card edge, the shape on described first card edge in the outer of primary sealing area
Similar to the shape of drying 720;Being provided with elastomeric element 750 between epithelium healing 710 and upper cover 740, upper cover 740 is such as
Described in embodiment six, have at the bottom of a limit and cylinder, for preventing cover described cylinder limit of toppling in drying 720 to have certain height
Degree, its height is relevant with material, drying 720 internal diameter etc., is typically greater than the 1/8 of drying internal diameter, is provided with outside cylinder limit
Sealing device 741, sealing device 741 is cirque structure, prevents desiccant leakage, is provided with cone pore, circle at the bottom of cylinder
Being positioned at elastomeric element side at the bottom of the cone of taper pore, the vertex of a cone is positioned at desiccant side, and the aperture of the vertex of a cone is less than desiccant particle
Diameter;Be provided with internal ring at the bottom of upper cover 740, at the bottom of the cylinder between internal ring and cylinder limit of elastomeric element 750 one end on, elastic
The internal diameter of part 750 is more than or equal to the diameter of described internal ring.
The structure chart of adsorptive drier downtake 730 and junction, drying 720 lower end as shown in figure 7d, downtake 730
Connect drying 720, be provided with sealing device 780 in connection, be provided with lower cover 770, the therapeutic method to keep the adverse QI flowing downwards in the lower end of drying 720
Road 730, drying 720, sealing device 780 and lower cover 770 junction are as shown in enlarged drawing 7e, for the sake of clarity, incite somebody to action this
It is spaced from each other a distance between the surface that should be close together, is close together during actual installation.
As described in embodiment four, the primary sealing area 782 of sealing device 780 contacts with drying 720 barrel, and second is close
Front cover 783 contacts with downtake 730, is provided with the first card in the outer of primary sealing area 782 along 781, first card shape along 781
Shape is similar to drying 720 profile, is provided with the second card on the interior edge of primary sealing area 782 along 784, second card edgewise along 784
Step 773 bottom 770 limits of width and lower cover contacts.
As described in embodiment 6, upper cover 740 is identical with lower cover 770 structure, and with the inner diameter shape of drying 720
Similar, its external diameter, less than the internal diameter of drying 720, is placed in drying 720 in opposite directions, upper cover 740 and lower cover 770 it
Between be placed with desiccant, described desiccant is graininess, and lower cover 770 has at the bottom of a limit and cylinder, for preventing cover at drying
Described cylinder limit of toppling in 720 has certain altitude, and its height is the most relevant with material, drying 720 internal diameter etc., is typically greater than dry
The 1/8 of cylinder internal diameter, is provided with sealing device 771 outside cylinder limit, and sealing device 771 is cirque structure, prevents desiccant leakage,
Being provided with cone pore at the bottom of cylinder, be positioned at downtake 730 side at the bottom of the cone of cone pore, the vertex of a cone is positioned at desiccant side,
The aperture of the vertex of a cone less than the diameter of desiccant particle, at the bottom of cylinder on internal ring height less than the height on cylinder limit, at the bottom of cylinder and downtake
Little air cavity is formed, it is simple to air circulates between 730.
The effect of elastomeric element 750 is to compress upper desiccant between cover 740 and lower cover 770, prevents cover 740
And air gap occur between lower cover 770, if there is air gap between upper cover 740 and lower cover 770, the desiccant in cylinder can produce
Raw mutually collision, particularly collides more violent under the effect of gases at high pressure, and this violent collision can make desiccant particle
Rupturing efflorescence, the desiccant meeting obstructing airway after efflorescence, so it is extremely important to compress desiccant with elastomeric element.
Elastomeric element 750 is spring or other structure.
Multiple drying 720 it is connected between the epithelium healing 710 of adsorptive drier and downtake 730.
Above content is to combine concrete/preferred embodiment further detailed description of the utility model,
It cannot be assumed that of the present utility model being embodied as is confined to these explanations.Common for this utility model art
For technical staff, without departing from the concept of the premise utility, these embodiments having described that can also be made by it
Some replacements or modification, and these substitute or variant all should be considered as belonging to protection domain of the present utility model.