CN205173968U - A piston for single hop formula gas chamber - Google Patents
A piston for single hop formula gas chamber Download PDFInfo
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- CN205173968U CN205173968U CN201520980649.4U CN201520980649U CN205173968U CN 205173968 U CN205173968 U CN 205173968U CN 201520980649 U CN201520980649 U CN 201520980649U CN 205173968 U CN205173968 U CN 205173968U
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- piston
- roller shutter
- cabinet
- adsorption structure
- ferromagnetism
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Abstract
The utility model relates to a piston for single hop formula gas chamber, including piston board, piston support and buckled plate, each wavy recess of buckled plate all is the level ring -type, be equipped with at least a set of adsorption structure on the piston support, the adsorption structure includes at least one ferromagnetism piece, and each ferromagnetism piece is along vertical direction parallel arrangement and all install every one of them wavy recess setting of organizing the adsorption structure near the buckled plate along piston support circumference. Through setting up the ferromagnetism piece on the piston support, can correspondingly set up on roll curtain and each other cooperate with it for different in nature another ferromagnetism piece with this ferromagnetism piece for it is can tortuous one -tenth wavy to roll up the curtain, and wavy protruding absorption of wave is acceptd in the wavy recess of buckled plate, makes the length of rolling up the curtain be greater than the height of piston support, reduces the design height of piston support under the condition of the same roll of curtain length, can effectively reduce the useless volume that the sealed dry -type gas chamber of curtain was rolled up to the single hop formula.
Description
Technical field
The utility model relates to a kind of piston for unistage type gas cabinet.
Background technique
The recovery that unistage type roller shutter seal dry type coal gas is more and more widely used in iron and steel enterprise's by-product gas stores, single hop cabinet is compared with more common two section type roller shutter seal dry type coal gas, general structure is similar, difference is mainly that only there is moving up and down of piston single hop cabinet cabinet inside, realize the discrepancy of coal gas, and two sections of cabinet internal structures is more complicated, except piston, also have T baffle plate, T shutter carrier, by piston, the rising and falling successively of T baffle plate, realize the discrepancy of coal gas.
As Fig. 1, be single hop cabinet conventional in prior art, comprise gas-holder foundation 1, cabinet base plate 2, claustra 3, side plate 4, cabinet appearance indicator 5, sealing angle steel 6, walk ladder 7, roller shutter 8a, piston holder 9a, piston plate 10, corrugated sheet 11a and cabinet top board 12.
Traditional unistage type roller shutter seal dry type coal gas, has following advantage: (1) can storage medium wide accommodation; (2) pressure store is stablized, without skipping a grade; (3) relatively simple for structure, constructability, operation and maintenance; (4) roller shutter sealing immovable point reduces by half substantially, and gas leakage risk is less.Exactly because also single hop cabinet has these advantages, obtain and use more and more widely.
But facts have proved, also there are some shortcomings in single hop cabinet: dead volume is comparatively large, and piston holder is higher.This result also in compared with the gas cabinet of single hop cabinet and two sections of cabinets or other cabinet types, and construction cost does not have obvious advantage, and is unfavorable for that volume maximizes, and becomes an obvious unfavorable factor in the process that single hop cabinet promotes.
Model utility content
The utility model embodiment provides a kind of piston for unistage type gas cabinet, at least can solve the segmental defect of prior art.
The utility model embodiment relates to a kind of piston for unistage type gas cabinet, comprises piston plate and piston holder, and described piston holder is fixed with corrugated sheet near the side of gas cabinet side cabinet, and each undulating groove of described corrugated sheet is all in horizontal endless; Described piston holder is provided with at least one group of adsorption structure, described adsorption structure comprises at least one ferromagnetism part, each described ferromagnetism part is vertically arranged in parallel and all installs along described piston holder circumference, often organizes described adsorption structure near one of them undulating groove of described corrugated sheet to arrange.
As one of embodiment, described adsorption structure is positioned at sustained height place with the trough of corresponding undulating groove.
As one of embodiment, described ferromagnetism part is annular permanent magnet bar.
As one of embodiment, the quantity of described adsorption structure and one_to_one corresponding identical with the quantity of undulating groove configures.
The utility model embodiment at least achieves following beneficial effect: by arranging ferromagnetism part on piston holder, correspondingly can arrange another ferromagnetism part different in nature each other with this ferromagnetism part on roller shutter to coordinate with it, magnetic attraction is formed to roller shutter, make roller shutter complications can become wavy, the wavy projection of wave is contained in the undulating groove of the corrugated sheet of cross setting by absorption.The length that can realize roller shutter with upper type is greater than the height of piston holder, thus the design length of roller shutter can be increased when identical piston holder height, the design height of piston holder can be reduced in other words when identical roller shutter length, thus can effectively reduce the dead volume of unistage type roller shutter seal dry type coal gas.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the existing unistage type gas cabinet that Fig. 1 provides for background technique;
The structural representation of the unistage type gas cabinet that Fig. 2 provides for the embodiment of the present invention;
The roller shutter complications that Fig. 3 provides for the embodiment of the present invention are contained in the structural representation after piston holder;
The structural representation of the roller shutter that Fig. 4 provides for the embodiment of the present invention;
Fig. 5 is the sectional view of Fig. 4 along A-A;
The contrast schematic diagram of the Iinvalid volume of this unistage type gas cabinet that Fig. 6 provides for the embodiment of the present invention and existing unistage type gas cabinet, wherein, Fig. 6 a is the schematic diagram of the Iinvalid volume of this unistage type gas cabinet, and Fig. 6 b is the schematic diagram of the Iinvalid volume of existing unistage type gas cabinet.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, belong to the scope of the utility model protection.
embodiment one
As Fig. 2 and Fig. 3, the utility model embodiment relates to a kind of piston for unistage type gas cabinet, comprise piston plate 10 and piston holder 9b, described piston holder 9b is fixed with corrugated sheet 11b near the side of gas cabinet side cabinet 4, and each undulating groove of described corrugated sheet 11b is all in horizontal endless; Described piston holder 9b is provided with at least one group of adsorption structure, described adsorption structure comprises at least one first ferromagnetism part 14, each described first ferromagnetism part 14 is vertically arranged in parallel and all installs along described piston holder 9b circumference, often organizes adsorption structure and arranges near one of them undulating groove of described corrugated sheet 11b.Wherein, described first ferromagnetism part 14 can adopt annular permanent magnet bar 14.Preferably, described adsorption structure is positioned at sustained height place with the trough of corresponding undulating groove.By arranging the first ferromagnetism part 14 on piston holder 9b, correspondingly can arrange the second ferromagnetism part 15 different in nature each other with this first ferromagnetism part 14 on roller shutter 8b to coordinate with it, magnetic attraction is formed to roller shutter 8b, make roller shutter 8b complications can become wavy, the wavy projection of wave is contained in the undulating groove of corrugated sheet 11b of cross setting by absorption.The length that can realize roller shutter 8b with upper type is greater than the height of piston holder 9b, thus the design length of roller shutter 8b can be increased when identical piston holder 9b height, the design height of piston holder 9b can be reduced in other words when identical roller shutter 8b length, thus can effectively reduce the dead volume of unistage type roller shutter seal dry type coal gas.
As a kind of preferred version of the present embodiment, the quantity of described adsorption structure and one_to_one corresponding identical with the quantity of undulating groove configures, farthest to improve the collecting degree to roller shutter 8b.In the present embodiment, often organize adsorption structure and comprise a first ferromagnetism part 14 (annular permanent magnet bar 14).
Below in conjunction with specific embodiment, the second ferromagnetism part 15 mating reaction mode on the first ferromagnetism part 14 on above-mentioned piston holder 9b and roller shutter 8b is described.
embodiment two
As Fig. 2-Fig. 5, the embodiment of the present invention provides a kind of unistage type gas cabinet, and gas-holder foundation 1, cabinet base plate 2, claustra 3, side plate 4, cabinet hold indicator 5, sealing angle steel 6, walk ladder 7, roller shutter 8b, piston holder 9b, piston plate 10, corrugated sheet 11b and cabinet top board 12.Roller shutter 8b mainly seals, one end is connected on piston holder 9b or on piston plate 10, the other end is connected on side cabinet 4, when piston plate 10 is in low level, roller shutter 8b is contained in piston holder 9b (namely piston holder 9b is near the side of side cabinet 4) behind, along with piston plate 10 upwards runs, roller shutter 8b is expanded to gradually and is positioned at outside piston holder 9b.Corrugated sheet 11b is fixed on described piston holder 9b near the side of side cabinet 4; during gas holder inflation; the corrugated sheet 11b of close arrangement can support roller shutter 8b; prevent roller shutter 8b from being pushed in the component space of piston holder 9b by air pressure; play a protective role; corrugated sheet 11b has wavy projection, has certain elasticity, and impact force when pressing close to it roller shutter 8b has certain buffer function.The corrugated sheet 11b of existing gas cabinet (comprising single hop cabinet and two section cabinets etc.) is all vertically arranged, and namely the wavy projection length direction of corrugated sheet 11b vertically; In the present embodiment, described corrugated sheet 11b cross setting, namely each undulating groove (wavy projection) is all in horizontal endless; This gas cabinet also comprises adsorbing mechanism, and when piston low level is run, at least wherein the interior absorption of a part of undulating groove contains roller shutter body.Wherein, described adsorbing mechanism comprises at least one group of absorbent module, and described absorbent module comprises at least one first ferromagnetism part 14 and at least one second ferromagnetism part 15, and described first ferromagnetism part 14 is different in nature each other with described second ferromagnetism part 15; Often organize in described absorbent module, each described first ferromagnetism part 14 is all installed in one of them undulating groove or is installed on described piston holder 9b near one of them undulating groove, and each described second ferromagnetism part 15 all correspondence is installed on described roller shutter 8b; Preferably, often organize in absorbent module, each described first ferromagnetism part 14 is all installed on the trough place of corresponding undulating groove or is installed on the piston holder 9b of At The Height identical with the trough of corresponding undulating groove, and the roller shutter bulk area of adsorbable collecting is larger.Above-mentioned first ferromagnetism part 14 and the second ferromagnetism part 15 can be magnet or one for magnet one is for being with ferromagnetic metal, for ease of installing and using, preferably arranging the first ferromagnetism part 14 is annular permanent magnet bar 14, this annular permanent magnet bar 14 installs (namely on piston holder 9b, vertically arranging multi-turn permanent magnet 14) along piston holder 9b circumference, arrange the second ferromagnetic option for the ferromagnetic wire 15 of band, this wire 15 installs (namely on roller shutter 8b, vertically arranging multi-turn wire 15) along roller shutter 8b circumference.Wherein, often organize in absorbent module, the quantity of the first ferromagnetism part 14 and the second ferromagnetism part 15 is selected according to actual conditions, as the magnetic size etc. of roller shutter 8b weight, ferromagnetism part; As Fig. 4 and Fig. 5, in the present embodiment, often organize in absorbent module, adopt 1 annular permanent magnet 14 to coordinate with 3 one metal wires 15,3 one metal wires 15 are close to setting mutually along short transverse.
Often organize the first ferromagnetism part 14 of absorbent module and the second ferromagnetism part 15 with the use of, can the roller shutter body of this second ferromagnetism part 15 annex be adsorbed in the undulating groove corresponding to this first ferromagnetism part 14; When this second ferromagnetism part 15 mounting point on roller shutter 8b should be able to ensure gas cabinet unaerated, it can be adsorbed by the first ferromagnetism part 14 of correspondence.The quantity of absorbent module is determined according to the tortuous magnification of the roller shutter 8b of setting, to ensure that roller shutter 8b can be accommodated in piston holder 9b behind completely, preferably, the quantity of described absorbent module and one_to_one corresponding identical with the quantity of undulating groove configures, namely the piston holder 9b corresponding to each undulating groove place is equipped with one group of first ferromagnetism part 14 (often organize the first ferromagnetism part 15 and be each first ferromagnetism part 15 in absorbent module), many groups of the second ferromagnetism parts 15 on roller shutter 8b (often organize the second ferromagnetism part 15 and be each second ferromagnetism part 15 in absorbent module) are equally arranged along short transverse, spacing n2 under the complete extended state of roller shutter 8b between two adjacent groups second ferromagnetism part 15 is greater than the spacing n1 between two adjacent groups first ferromagnetism part 14, be specially: n2:n1 is substantially equal to the arc length of single ripple in corrugated sheet 11b vertical cross-section (camber line limited between adjacent two troughs) and the ratio of chord length, this ratio is also substantially equal to the ratio of length under roller shutter 8b extended state and piston holder 9b height.
As Fig. 3, when piston plate 10 is in low level, due to the utilization of the corrugated sheet 11b of cross setting, and be located at ferromagnetic metal silk on roller shutter 8b 15 and the permanent magnetic strip mating reaction be located on piston holder 9b, roller shutter 8b complications are made to become wavy, the wavy projection of wave is contained in the undulating groove of corrugated sheet 11b by absorption, namely the length of roller shutter 8b is greater than the height of piston holder 9b (in prior art, the two is equal), thus the design length of roller shutter 8b can be increased when identical piston holder 9b height, the design height of piston holder 9b can be reduced in other words when identical roller shutter 8b length, thus the dead volume of unistage type roller shutter seal dry type coal gas can be effectively reduced.As Fig. 6, when piston plate 10 rises to extreme higher position, bottom piston plate 10 top, cabinet top board and the region that surrounds of side cabinet 4 is the Iinvalid volume of single hop cabinet; More known, compared with existing single hop cabinet, when actual volume is consistent (namely roller shutter 8b length is identical), the single hop cabinet that the present embodiment provides is owing to can reduce the height of piston holder 9b, thus its Iinvalid volume can be obviously reduced, thus cabinet height can be effectively reduced.For the single hop cabinet of 10 conventional ten thousand steres, what suppose to adopt can the tortuous magnification of dioptric type roller shutter 8b be 1.3:1, the height of piston holder 9b just can be made to reduce about 4 meters, thus make the whole height of gas cabinet reduce about 4 meters, be that 6mm calculates by sidewall thickness, only sidewall and column this just can save about 42 tons of steel; Add the piston holder 9b height of reduction, the claustra of cancellation, walk ladder etc., ~ 150 tons of steel can be saved altogether.Visible, the single hop cabinet that the present embodiment provides can solve that dead volume in prior art existing for single hop cabinet is large, construction cost is high, be unfavorable for the problems such as volume maximization, make single hop cabinet compared to other cabinet types gas cabinet have more advantage, be beneficial to the popularization of single hop cabinet.
The present embodiment at least has following beneficial effect:
(1) due to the utilization of the corrugated sheet 11b of cross setting, and be located at ferromagnetic metal silk on roller shutter 8b 15 and the permanent magnetic strip mating reaction be located on piston holder 9b, make roller shutter 8b complications can become wavy, the wavy projection of wave is contained in the undulating groove of corrugated sheet 11b by absorption, namely the length of roller shutter 8b is greater than the height of piston holder 9b, thus the design length of roller shutter 8b can be increased when identical piston holder 9b height, the design height of piston holder 9b can be reduced in other words when identical roller shutter 8b length, thus the dead volume of unistage type roller shutter seal dry type coal gas can be effectively reduced.
(2) attracted each other with the permanent magnetic strip be located on piston holder 9b by the ferromagnetic metal silk 15 be located on roller shutter 8b, piston holder 9b is with in piston plate 10 running, leading role can be played to the operation of roller shutter 8b, ensure that roller shutter 8b moves according to design conditions completely, roller shutter 8b is worked for a long time under optimum condition, while guarantee sealing effect, extends its working life.
(3) when gas cabinet unaerated, magnetic force has fixing castering action to roller shutter 8b, prevents roller shutter 8b from dropping.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. for a piston for unistage type gas cabinet, comprise piston plate and piston holder, described piston holder is fixed with corrugated sheet near the side of gas cabinet side cabinet, it is characterized in that: each undulating groove of described corrugated sheet is all in horizontal endless; Described piston holder is provided with at least one group of adsorption structure, described adsorption structure comprises at least one ferromagnetism part, each described ferromagnetism part is vertically arranged in parallel and all installs along described piston holder circumference, often organizes described adsorption structure near one of them undulating groove of described corrugated sheet to arrange.
2. the piston for unistage type gas cabinet according to claim 1, is characterized in that: described adsorption structure is positioned at sustained height place with the trough of corresponding undulating groove.
3. the piston for unistage type gas cabinet according to claim 1, is characterized in that: described ferromagnetism part is annular permanent magnet bar.
4. the piston for unistage type gas cabinet according to any one of claim 1 to 3, is characterized in that: the quantity of described adsorption structure and one_to_one corresponding identical with the quantity of undulating groove configures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520980649.4U CN205173968U (en) | 2015-11-30 | 2015-11-30 | A piston for single hop formula gas chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520980649.4U CN205173968U (en) | 2015-11-30 | 2015-11-30 | A piston for single hop formula gas chamber |
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| Publication Number | Publication Date |
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| CN205173968U true CN205173968U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520980649.4U Active CN205173968U (en) | 2015-11-30 | 2015-11-30 | A piston for single hop formula gas chamber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508866A (en) * | 2015-11-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Single-section type gas cabinet |
| CN106996369A (en) * | 2017-05-23 | 2017-08-01 | 中国矿业大学(北京) | Based on bionical multilevel hierarchy reciprocating type plunger |
-
2015
- 2015-11-30 CN CN201520980649.4U patent/CN205173968U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508866A (en) * | 2015-11-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Single-section type gas cabinet |
| CN106996369A (en) * | 2017-05-23 | 2017-08-01 | 中国矿业大学(北京) | Based on bionical multilevel hierarchy reciprocating type plunger |
| CN106996369B (en) * | 2017-05-23 | 2020-04-14 | 中国矿业大学(北京) | Multi-stage structure reciprocating plunger based on bionics |
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