CN103041669B - Spring pressing device for connecting guide rod to piston in swinging way - Google Patents
Spring pressing device for connecting guide rod to piston in swinging way Download PDFInfo
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- CN103041669B CN103041669B CN201210571863.5A CN201210571863A CN103041669B CN 103041669 B CN103041669 B CN 103041669B CN 201210571863 A CN201210571863 A CN 201210571863A CN 103041669 B CN103041669 B CN 103041669B
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- piston
- guide post
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- container
- waved
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Abstract
The invention provides a spring pressing device for connecting a guide rod to a piston in a swinging way and solves the technical problems that the guide rod of the traditional spring pressing device is troublesome to assemble and the piston is easy to incline because a movable space is unavailable for the guide rod relative to the piston. According to the invention, the spring pressing device comprises a container and a sealing cover, wherein the container is open upwards and the sealing cover covers the opening; a piston propped against the inner wall of the container and capable of moving up and down along the inner wall of the container is horizontally arranged in the container; a vertical compression spring is arranged between the piston and the sealing cover; a central through hole is formed in the sealing cover; a guide rod capable of moving up and down penetrates into the central through hole; the spring pressing device is characterized in that a connecting seat is arranged in the middle of the piston; and the lower end of the guide rod is connected with the connecting seat in a swinging way, so that the adapting angle of the guide rod can be automatically adjusted relative to the piston. According to the invention, problems caused by the inclination of the piston are effectively solved, convenience for the guide rod to penetrate through the central through hole to be connected with a fixing seat is provided, the machining precision is reduced and convenience for assembling is also provided.
Description
Technical field
The present invention relates to spring attachment technical field, especially a kind ofly guide post is waved be connected to the spring attachment on piston.
Background technology
Making nitrogen by pressure swing adsorption, oxygenerator, absorption type purification for gas drying machine etc., be, by the adsorbent in container, gas is made to adsorbing separation, as the carbon molecular sieve in varying-voltage adsorption nitrogen machine tower body preferentially adsorbs the oxygen molecule in input air, make nitrogen molecular enrichment in gas phase and produce nitrogen.In production, need to from top, compress the granular adsorbent of loading in container, in the past in spring attachment used, guide post with piston for being fixedly connected with, the relative piston of vertical guide post does not regulate space, and when assembling is when will guarantee that piston lies in a horizontal plane in container on material, guide post upper end also needs the through hole through closing flaps and holder, must align up and down, required precision to through hole and guide post position is high, assembling trouble, and in assembling process, often there is tilting of the piston skew, it stuckly cannot be moved at Ta Bishang, in use, after material moves down gradually, also the phenomenon that there will be tilting of the piston, cause hold down gag cannot be circumferentially uniform to the thrust of piston upper surface, cause tilting of the piston even more serious, thereby cause container inner stuffing material to be revealed between piston and container inner wall, cause piston off normal to be stuck in Ta Bishang, the adsorbent that can not move down compacting change volume, the equipment that affects is stably prepared the special gas such as nitrogen, oxygen.
Summary of the invention
The object of the invention is to provide in order to solve above-mentioned the deficiencies in the prior art a kind of waves guide post to be connected to the spring attachment on piston, make piston and guide post can automatically regulate adaptive angle, guarantee moving up and down of the effective control piston of guide post, improve and compress effect, the defect of avoiding tilting of the piston to bring.
In order to achieve the above object, designed a kind of of the present invention waves guide post and is connected to the spring attachment on piston, comprise the container of upward opening and the capping covering at opening part, in described container, be horizontally disposed with a piston that is resisted against its inwall and can moves up and down along its inwall, between described piston and capping, be provided with the perpendicular Compress Spring of putting, in described capping, have central through hole, in described central through hole, wear the guide post of an energy upper and lower displacement, it is characterized in that being provided with a connecting seat in the middle of described piston, the lower end of described guide post is waved to be connected with Connection Block and is made guide post automatically regulate adaptive angle with respect to piston.For example, when piston and central through hole concentricity have deviation when tilting of the piston (), piston and guide post can regulate adaptive angle automatically, avoid causing because guide post is stuck piston to move; Guarantee moving up and down of the effective control piston of guide post, improve and compress effect, the defect of avoiding tilting of the piston to bring; And when assembling, be convenient to guide post and be connected with holder through central through hole, reduce machining accuracy, be convenient to assembling.
As the further of said structure, improve and supplement, the present invention also comprises any combination of following additional technical feature or these features:
Described Connection Block comprises a hollow and is placed in the back-up ring (this Connection Block also can not established back-up ring) on hollow top panel, the lower end of described guide post is undergauge section, the top panel through back-up ring and hollow of described undergauge section matched in clearance is also placed in the cavity of hollow, conflict on the end face of back-up ring or be directly against on hollow end face in the step place of described undergauge section, the lower end of described undergauge section is provided with a locking member, between described locking member and hollow top panel, leave and swing gap (be both upper and lower and all leave gap removable or that rock around), be convenient to guide post and adjust position, can regulate guide post free gap by changing the high back-up ring in different perforates aperture or hole, applicability is strong, convenient and swift.
Described container top sets firmly the inner sleeve that is less than inside diameter of vessel, in described, put on edge and container and leave gas channel between edge, in being formed on, described inwall puts, the described chamber wall corresponding to inner sleeve is provided with gas outlet, through purifying or dry gas, through outlet passageway, discharge, this outlet passageway has overcome that outlet pipe upper end is in the past overlapped on piston, other end connecting container sidewall venthole, is difficult for the defect of assembling while covering tightly, and does not affect the movement of piston.
The upper end of described guide post is through a holder that is fixed in capping upper surface, described holder center has the locating hole with the central through hole vertical alignment of capping, the epimere that described locating hole is diminished successively by aperture, stage casing and hypomere form, the stage casing of described locating hole is equipped with the O type circle that inner ring is close to guide post outer wall, the epimere of described locating hole is spirally connected one for compressing the set bolt of O type circle, play sealing function, and by guide post level to location, avoid causing because of rocking of guide post the inclination of piston.
The upper surface of described piston is uniform a plurality of accommodating circles that are fixed on piston circumferentially, the quantity of described Compress Spring is consistent with accommodating number of turns amount and be placed in respectively in each accommodating circle, Compress Spring carries out the outer spacing level of carrying out to location by accommodating circle to it, avoids Compress Spring displacement.
Described guide post is arranged on center and its outer Compress Spring that is nested with of piston, and when guaranteeing the degree of balance, spring is circumferentially uniform to the thrust of piston, and guide post plays locating effect to Compress Spring.
The upper surface of described capping is equipped with a switch with feeler lever, described feeler lever is arranged on a level altitude, what described feeler lever was swingable is resisted against on guide post, described switch is electrically connected to an alarm, when material declines, guide post declines thereupon, after feeler lever and guide rod disengaging, swings displacement, switch activated alarm on it, reminding user is reinforced.
Between described piston perisporium and container inner wall, be provided with sealing ring, good sealing effect, sealing ring also can multiple tracks setting up and down, further promotes its sealing effectiveness.
The complex spring that described Compress Spring is nested with inside and outside being, the thrust providing is larger.
The present invention obtains a kind ofly waves guide post to be connected to the spring attachment on piston, make to form between guide post and piston the action relationships of correction or compensation, avoid the stuck piston causing to move, effectively overcome the problem that tilting of the piston brings, and being convenient to guide post is connected with holder through central through hole, reduce machining accuracy, be convenient to assembling.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the enlarged drawing of A part in Fig. 1;
Fig. 3 is the enlarged drawing of B part in Fig. 1;
Fig. 4 is the eight kind distribution maps of Compress Spring of the present invention on piston.
In figure: 1-container, 2-capping, 3-piston, 4-Compress Spring, 5-guide post, 6-holder, 7-hollow, 8-annular groove, 9-locking member, 10-back-up ring, the accommodating circle of 11-, 12-switch, 13-feeler lever, 14-sealing ring, 15-set bolt, 16-O type circle, 17-inner sleeve, 18-inwall, 19-gas outlet.
The specific embodiment
Below by embodiment, the invention will be further described by reference to the accompanying drawings.
As shown in Figure 1-Figure 3, the present embodiment is described a kind ofly waves guide post to be connected to the spring attachment on piston, comprise the container 1 of upward opening and the capping 2 covering at opening part, in described container 1, be horizontally disposed with a piston 3 that is resisted against its inwall and can moves up and down along its inwall 18, between described piston 3 and capping 2, be provided with the perpendicular Compress Spring 4 of putting, in described capping 2, have central through hole, in described central through hole, wear the guide post 5 of an energy upper and lower displacement, the upper end of described guide post 5 is through a holder 6 that is fixed in capping upper surface, it is characterized in that being provided with a connecting seat in the middle of described piston 3, the lower end of described guide post 5 is waved to connect with Connection Block and is made guide post 5 automatically regulate adaptive angle by relative piston 3.
Described Connection Block comprises a hollow 7 and is placed in the back-up ring 10 on hollow top panel, the lower end of described guide post 5 is undergauge section, the top panel through back-up ring 10 and hollow 7 of described undergauge section matched in clearance is also placed in the cavity of hollow 7, conflict at the end face of back-up ring 10 in the step place of described undergauge section, the lower end of described undergauge section is provided with a locking member 9, between described locking member and hollow top panel, leave and swing gap, guide post all has certain free gap horizontal and vertical, is convenient to guide post and adjusts position.
Described container top is provided with the U-shaped inner sleeve that is less than inside diameter of vessel, put in described along and container on along between leave gas channel, in described inwall is formed on, put, the described chamber wall corresponding to inner sleeve is provided with gas outlet.
The upper end of described guide post is through a holder 6 that is fixed in capping upper surface, described holder 6 centers have the locating hole with the central through hole vertical alignment of capping 2, the epimere that described locating hole is diminished successively by aperture, stage casing and hypomere form, the stage casing of described locating hole is equipped with the O type circle 16 that inner ring is close to guide post outer wall, the epimere of described locating hole is spirally connected one for compressing the set bolt 15 of O type circle, guide post level, to location, is avoided causing because of rocking of guide post the inclination of piston.The upper surface of described capping 2 is equipped with a switch 12 with feeler lever 13, and what described feeler lever 13 was swingable is resisted against on guide post, and described switch 12 is electrically connected to an alarm.Between described piston 3 perisporiums and container 1 inwall 18, be provided with sealing ring 14.
According to the size of container, Compress Spring 4 can be single, a plurality of; Also the complex spring being nested with inside and outside can be, for material in container provides suitable thrust, as shown in Figure 4, can be at the circumferential uniform a plurality of accommodating circles 11 that are fixed on piston of the upper surface of piston 3, the quantity of described Compress Spring 4 is consistent with accommodating circle 11 quantity and be placed in respectively in each accommodating circle 11; When described guide post 5 is arranged on the center of piston 3, also can be at guide post 5 overcoat one Compress Springs 4, the thrust providing is circumferentially distributed on piston 3.
The Connection Block of the technical program also can be a hollow 7, the lower end of described guide post 5 is undergauge section, the top panel through hollow 7 of described undergauge section matched in clearance is also placed in the cavity of hollow 7, conflict at the upper surface of hollow in the step place of described undergauge section, the lower end of described undergauge section is provided with a locking member 9, between described locking member and hollow top panel, leave and swing gap, simple in structure, easy for installation.
Claims (8)
1. one kind waves guide post to be connected to the spring attachment on piston, comprise the container (1) of upward opening and the capping (2) covering at opening part, in described container (1), be horizontally disposed with a piston (3) that is resisted against its inwall (18) and can moves up and down along its inwall (18), between described piston (3) and capping (2), be provided with the perpendicular Compress Spring (4) of putting, described capping has central through hole on (2), in described central through hole, wear the guide post (5) of an energy upper and lower displacement, it is characterized in that being provided with a connecting seat in the middle of described piston (3), the lower end of described guide post (5) is waved to connect with Connection Block and is made guide post (5) regulate adaptive angle by relative piston (3), described Connection Block comprises a hollow (7) and is placed in the back-up ring (10) on hollow top panel, the lower end of described guide post (5) is undergauge section, the top panel through back-up ring (10) and hollow (7) of described undergauge section matched in clearance is also placed in the cavity of hollow (7), conflict on the end face of back-up ring (10) in the step place of described undergauge section, the lower end of described undergauge section is provided with a locking member (9), leaves and swing gap between described locking member (9) and hollow (7) top panel, or, described Connection Block is a hollow (7), the lower end of described guide post (5) is undergauge section, the top panel through hollow (7) of described undergauge section matched in clearance is also placed in the cavity of hollow (7), conflict on the end face of hollow (7) in the step place of described undergauge section, the lower end of described undergauge section is provided with a locking member (9), leaves and swing gap between described locking member (9) and hollow (7) top panel.
2. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, it is characterized in that described container top sets firmly the inner sleeve (17) that is less than inside diameter of vessel, on the upper edge of described inner sleeve (17) and container, between edge, leave gas channel, it is upper that described inwall (18) is formed on inner sleeve (17), and the described chamber wall corresponding to inner sleeve is provided with gas outlet (19).
3. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, the upper end that it is characterized in that described guide post (5) is through a holder (6) that is fixed in capping upper surface, described holder (6) center has the locating hole with the central through hole vertical alignment of capping (2), the epimere that described locating hole is diminished successively by aperture, stage casing and hypomere form, the stage casing of described locating hole is equipped with the O type circle (16) that inner ring is close to guide post outer wall, the epimere of described locating hole is spirally connected one for compressing the set bolt (15) of O type circle.
4. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, the upper surface that it is characterized in that described piston (3) is uniform a plurality of accommodating circles (11) that are fixed on piston circumferentially, and the quantity of described Compress Spring (4) is consistent with accommodating circle (11) quantity and be placed in respectively in each accommodating circle (11).
5. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, it is characterized in that described guide post (5) is arranged on center and its overcoat one Compress Spring (4) of piston (3).
6. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, it is characterized in that the upper surface of described capping (2) is equipped with the switch (12) of a band feeler lever (13), what described feeler lever (13) was swingable is resisted against on guide post, and described switch (12) is electrically connected to an alarm.
7. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, it is characterized in that being provided with sealing ring (14) between described piston (3) perisporium and container (1) inwall (18).
8. according to claim 1ly a kind ofly guide post is waved be connected to the spring attachment on piston, it is characterized in that the complex spring that described Compress Spring (4) is nested with inside and outside being.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210571863.5A CN103041669B (en) | 2012-12-25 | 2012-12-25 | Spring pressing device for connecting guide rod to piston in swinging way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210571863.5A CN103041669B (en) | 2012-12-25 | 2012-12-25 | Spring pressing device for connecting guide rod to piston in swinging way |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103041669A CN103041669A (en) | 2013-04-17 |
| CN103041669B true CN103041669B (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210571863.5A Active CN103041669B (en) | 2012-12-25 | 2012-12-25 | Spring pressing device for connecting guide rod to piston in swinging way |
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| CN (1) | CN103041669B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2868393Y (en) * | 2005-12-29 | 2007-02-14 | 杭州正大空分设备制造有限公司 | Self-operated filler compacting device |
| DE202005021217U1 (en) * | 2005-01-24 | 2007-05-16 | Zander Aufbereitungstechnik Gmbh & Co. Kg | Adsorption dryer for gaseous media, comprises drying agent in cylindrical chamber with distributor plates and pistons backed up by gas-permeable plates and spring, with other springs restricting piston mobility |
| CN202590577U (en) * | 2012-05-11 | 2012-12-12 | 杭州盛大高科技机电有限公司 | Spring pressing device |
| CN202983469U (en) * | 2012-12-25 | 2013-06-12 | 杭州盛大高科技机电有限公司 | Spring pressing device for connecting guide rod on piston in swinging manner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005230941A (en) * | 2004-02-18 | 2005-09-02 | Sankyo Seiki Mfg Co Ltd | Robot for conveying glass substrate |
-
2012
- 2012-12-25 CN CN201210571863.5A patent/CN103041669B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005021217U1 (en) * | 2005-01-24 | 2007-05-16 | Zander Aufbereitungstechnik Gmbh & Co. Kg | Adsorption dryer for gaseous media, comprises drying agent in cylindrical chamber with distributor plates and pistons backed up by gas-permeable plates and spring, with other springs restricting piston mobility |
| CN2868393Y (en) * | 2005-12-29 | 2007-02-14 | 杭州正大空分设备制造有限公司 | Self-operated filler compacting device |
| CN202590577U (en) * | 2012-05-11 | 2012-12-12 | 杭州盛大高科技机电有限公司 | Spring pressing device |
| CN202983469U (en) * | 2012-12-25 | 2013-06-12 | 杭州盛大高科技机电有限公司 | Spring pressing device for connecting guide rod on piston in swinging manner |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2005-230941A 2005.09.02 * |
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| Publication number | Publication date |
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| CN103041669A (en) | 2013-04-17 |
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