CN205136201U - Novel lift cylinder - Google Patents
Novel lift cylinder Download PDFInfo
- Publication number
- CN205136201U CN205136201U CN201520687218.9U CN201520687218U CN205136201U CN 205136201 U CN205136201 U CN 205136201U CN 201520687218 U CN201520687218 U CN 201520687218U CN 205136201 U CN205136201 U CN 205136201U
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- CN
- China
- Prior art keywords
- hole
- valve seat
- communicated
- inner chamber
- spool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a novel lift cylinder, including cylinder body (2) that have first inner chamber (1), set up in cylinder body (2), can follow the gliding piston of its inner wall (4), and connect and be in on the first end of cylinder body (2), can to gaseous base (6) of input in cylinder body (2), piston (4) go up still, and fixedly connected with passes piston rod (8) of cylinder body (2) the second end, piston rod (8) with for moving sealing connection between the second end. The utility model discloses can make the cylinder gas of advancing and retreat fast, use and assaulting, in the collision test field, can provide bigger energy, lifting height and promote the frequency for impact test machine.
Description
Technical field
The utility model relates to a kind of novel elevating cylinder.
Background technique
Impaction testing table is for laboratory simulation product in actual use, the machine of the ability destroyed that withstands shocks, the adaptability of product to shock environment is evaluated by impaction testing table, then to be optimized product structure intensity by test data, the impact resistance of correct evaluation product, can improve the reliability that product uses effectively.
Impaction testing table of the prior art is all adopt the mechanical mechanism such as cam or hydraulic pressure lift to realize lifting usually, cannot carry out the shock test of macro-energy, twocouese.
For this reason, need badly and provide a kind of impact energy large, frequency of impact is impact test equipment faster, and topmost in percussion mechanism, and the equipment of most critical is exactly cylinder.
Model utility content
The purpose of this utility model is that design is a kind of can provide the lift cylinder of more macro-energy for percussion mechanism.
For solving the problem, the utility model provides a kind of novel elevating cylinder, comprise the cylinder body with the first inner chamber, the piston that be arranged in described cylinder body, can slide along its inwall, and be connected on the first end of described cylinder body, the base of gas can be inputted in described cylinder body, described piston is also fixedly connected with the piston rod through described cylinder body the second end, for motive sealing connects between described piston rod with described the second end, it is characterized in that, described base comprises:
-pedestal, is provided with the second inner chamber, and described first inner chamber is communicated with by the first through hole being arranged on described first end with described second inner chamber;
-the first exhaust passage, is arranged on the outer wall of described pedestal, is communicated with described first through hole by described second inner chamber;
-spool, is arranged in described pedestal, and can vertically slide, and described spool at least can be blocked between described downtake pipe road and described first through hole in its highest order, at least can at its lowest order by above-mentioned conducting between the two;
-the first gas-entered passageway, is communicated with described first through hole through described spool, and described first admission line is connected with the first air inlet system;
-the second admission line, is arranged on the sidewall of described pedestal, and with described second inner space, described second admission line is connected with the second air inlet system;
-Operational Control Unit, can do vertical motion in described second inner chamber, and described Operational Control Unit at least can be blocked between described second admission line and described first through hole in its highest order, at least can at its lowest order by above-mentioned conducting between the two.
As further improvement of the utility model, also comprise valve seat, described valve seat is fixedly installed between described spool and pedestal, described spool connects with the inwall motive sealing of described valve seat, described valve seat (22) is provided with a vertical guide rod (15), described spool (14) is connected with described guide rod (15) motive sealing, described first gas-entered passageway (16) comprises vertical first inlet hole (17) be arranged on described guide rod (15) and vertical second inlet hole (19) be arranged on described spool (14), if and only if when described spool (14) is positioned at highest order, described vertical first inlet hole (17) is communicated with described vertical second inlet hole (19).
As further improvement of the utility model, be provided with the first gap between the upper part of described valve seat outer wall and the inwall of described pedestal, described first gap is communicated with described second admission line, and described Operational Control Unit is arranged in described first gap.
As further improvement of the utility model,
-described valve seat is also provided with level second through hole being communicated with described first gap and described valve base cavity,
Its top of-described spool is provided with by described second inner chamber, the 3rd inner chamber be communicated with described first through hole, its outer wall is provided with the horizontal third through-hole with described 3rd inner space, and when described spool is positioned at highest order, described third through-hole is communicated with described second through hole.
As further improvement of the utility model, when described spool is positioned at lowest order, fit with the bottom interior wall of described valve seat bottom it, described valve seat is provided with first of through described valve seat and controls air-source inflow passage, and the described first air inlet end controlling air-source inflow passage is arranged in the bottom interior wall of described valve seat.
As further improvement of the utility model, described valve seat is also provided be communicated with described first gap second control air-source inflow passage, described second control air-source inflow passage is through hole, its air inlet end is arranged in the bottom interior wall in described first gap, when described Operational Control Unit is positioned at highest order, the horizontal interior walls of its top and described pedestal is fitted.
As further improvement of the utility model, the outer wall of described valve seat and the inwall of described pedestal are positioned at the part in described first gap for circular, described Operational Control Unit is ring structure, and it is that motive sealing connects with described valve seat and pedestal in described first gap.
As further improvement of the utility model, the top of described Operational Control Unit is at least provided with one section of inclined-plane, and the angle between described inclined-plane and horizontal plane is positioned at first quartile or third quadrant, and just to the airintake direction of described second admission line.
As further improvement of the utility model, described second through hole comprises the circular groove arranging and be described valve seat side, and is communicated with circular groove described in one end, the attachment hole that one end is communicated with described first gap.
As further improvement of the utility model, in described first inner chamber, be provided with the annular damping ring be fitted on described first end inwall.
The beneficial effects of the utility model are:
(1) the first admission line and the second admission line are set, by Twin channel air inlet, independent exhaust passage is set in addition, greatly increase cylinder maximum lifting height and promote speed.
(2) valve seat is set, spool is connected with valve seat motive sealing, ensure that spool is in lifting process, the effect of good sealing, first gas-entered passageway comprises vertical first inlet hole and vertical second inlet hole, when making spool only be positioned at highest order, vertical first inlet hole is just communicated with vertical second inlet hole, and now the first gas-entered passageway could air inlet.
(3) arrange the first gap, Operational Control Unit can slide in the first gap, realizes being communicated with and closedown between the second gas-entered passageway with the second through hole by sliding.
(4) the second through hole and third through-hole are set, when valve core movement is to highest order, second through hole is communicated with third through-hole, if now slip Operational Control Unit is communicated with the second gas-entered passageway and the second through hole, so then can realize the second air inlet system to air feed in the first cavity volume.
(5) by controlling air-source inflow passage air feed to first, carrying out regulating spool height and position, realizing the break-make of dependency structure.
(6) by controlling air-source inflow passage air feed to second, regulating the height and position of Operational Control Unit, realizing the break-make of dependency structure.
(7) Operational Control Unit is that ring structure coordinates with circular valve seat outer wall and described base vivo wall, is convenient to improve motive sealing effect.
(8) adopt ramp structure above Operational Control Unit, the second gas-entered passageway air inlet, airflow function, on this inclined-plane, promotes Operational Control Unit and moves downward, and the second gas-entered passageway, the first gap and the second through hole are communicated with.
(9) second through holes arrange circular groove and attachment hole, because spool is circular, when moving up and down, may produce circumferential movement, adopting ring channel structures, even if ensure that spool rotates, the second through hole also ensures with third through-hole to be communicated with preferably.
(10) the annular damping ring on first end inwall, in the process of piston movement, can play good damping effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing of position A in Fig. 1;
Wherein: 1-first inner chamber; 2-cylinder body; 4-piston; 6-base; 8-piston rod; 10-pedestal; 11-first through hole; 12-second inner chamber; 13-first exhaust passage; 14-spool; 15-guide rod; 16-first gas-entered passageway; Vertical first inlet hole of 17-; 18-second admission line; Vertical second inlet hole of 19-; 20-Operational Control Unit; 22-valve seat; 24-first gap; 26-second through hole; 28-the 3rd inner chamber; 30-third through-hole; 32-first controls air-source inflow passage; 34-second controls air-source inflow passage; 36-circular groove; 38-attachment hole; 40-annular damping ring.
Embodiment
Below embodiment of the present utility model is described in further detail.
As illustrated in fig. 1 and 2, the utility model comprises the cylinder body 2 with the first inner chamber 1, the piston 4 that be arranged in described cylinder body 2, can slide along its inwall, and be connected on the first end of described cylinder body 2, the base 6 of gas can be inputted in described cylinder body 2, described piston 4 is also fixedly connected with the piston rod 8 through described cylinder body 2 the second end, described piston rod 8 with between described the second end for motive sealing connects, it is characterized in that, described base 6 comprises:
-pedestal, is provided with the second inner chamber 12, and described first inner chamber 1 is communicated with by the first through hole 11 being arranged on described first end with described second inner chamber 12;
-the first exhaust passage 13, is arranged on the outer wall of described pedestal, is communicated with described first through hole 11 by described second inner chamber 12;
-spool 14, is arranged in described pedestal, and can vertically slide, and described spool 14 at least can be blocked between described downtake pipe road and described first through hole 11 in its highest order, at least can at its lowest order by above-mentioned conducting between the two;
-the first gas-entered passageway 16, is communicated with described first through hole 11 through described spool 14, described first admission line is connected with the first air inlet system;
-the second admission line 18, is arranged on the sidewall of described pedestal, and is communicated with described second inner chamber 12, and described second admission line 18 is connected with the second air inlet system;
-Operational Control Unit 20, vertical motion can be done in described second inner chamber 12, described Operational Control Unit 20 at least can be blocked between described second admission line 18 and described first through hole 11 in its highest order, at least can at its lowest order by above-mentioned conducting between the two.
As further improvement of the utility model, also comprise valve seat 22, described valve seat 22 is fixedly installed between described spool 14 and pedestal, described spool 14 connects with the inwall motive sealing of described valve seat 22, described valve seat 22 is provided with a vertical guide rod 15, described spool 14 is connected with the motive sealing of described guide rod 15, described first gas-entered passageway 16 comprises vertical first inlet hole 17 be arranged on described guide rod 15 and vertical second inlet hole 19 be arranged on described spool 14, if and only if when described spool 14 is positioned at highest order, described vertical first inlet hole 17 is communicated with described vertical second inlet hole 19.
As further improvement of the utility model, the first gap 24 is provided with between the upper part of described valve seat 22 outer wall and the inwall of described pedestal, described first gap 24 is communicated with described second admission line 18, and described Operational Control Unit 20 is arranged in described first gap 24.
As further improvement of the utility model,
-described valve seat 22 is also provided with level second through hole 26 being communicated with described first gap 24 and described valve seat 22 inner chamber,
-described its top of spool 14 is provided with by described second inner chamber 12, the 3rd inner chamber 28 be communicated with described first through hole 11, its outer wall is provided with the horizontal third through-hole 30 be communicated with described 3rd inner chamber 28, and when described spool 14 is positioned at highest order, described third through-hole 30 is communicated with described second through hole 26.
As further improvement of the utility model, when described spool 14 is positioned at lowest order, fit with the bottom interior wall of described valve seat 22 bottom it, described valve seat 22 is provided with first of through described valve seat 22 and controls air-source inflow passage 32, and the described first air inlet end controlling air-source inflow passage 32 is arranged in the bottom interior wall of described valve seat 22.
As further improvement of the utility model, described valve seat 22 is also provided be communicated with described first gap 24 second control air-source inflow passage 34, described second control air-source inflow passage 34 is through hole, its air inlet end is arranged in the bottom interior wall in described first gap 24, when described Operational Control Unit 20 is positioned at highest order, the horizontal interior walls of its top and described pedestal is fitted.
As further improvement of the utility model, the outer wall of described valve seat 22 and the inwall of described pedestal are positioned at the part in described first gap 24 for circular, described Operational Control Unit 20 is ring structure, and it is that motive sealing connects with described valve seat 22 and pedestal in described first gap 24.
As further improvement of the utility model, the top of described Operational Control Unit 20 is at least provided with one section of inclined-plane, and the angle between described inclined-plane and horizontal plane is positioned at first quartile or third quadrant, and just to the airintake direction of described second admission line 18.
As further improvement of the utility model, described second through hole 26 comprises the circular groove 36 arranging and be described valve seat 22 side, and is communicated with circular groove described in one end 36, the attachment hole 38 that one end is communicated with described first gap 24.
As further improvement of the utility model, in described first inner chamber 1, be provided with the annular damping ring 40 be fitted on described first end inwall.
Of the present utility model concrete original as follows:
During the first gas-entered passageway 16 air inlet:
(1) second controls the air inlet of air-source inflow passage 34, promote spool 14 and do ascending motion in valve seat 22, to highest order, now the first exhaust passage 13 is blocked by spool 14, make vertical first gas-entered passageway 17 be communicated with vertical first gas-entered passageway 19, now the first gas-entered passageway 16 is communicated with simultaneously;
(2) first control the air inlet of air-source inflow passage 32, and promote Operational Control Unit 20 and do ascending motion in the first gap 24, to highest order, now the second gas-entered passageway and the first gap 24 are blocked;
(3) first gas-entered passageway 16 air inlets, air-flow enters the first inner chamber 1, promotes piston 4 and moves upward, complete low speed air inlet.
During the second gas-entered passageway 18:
(1) now, second controls air-source inflow passage 34 still keeps air-suction state, and spool 14 is still positioned at highest order, and the first exhaust passage 13 is blocked by spool 14;
(2) first control air-source inflow passage 32 stops ventilation, second gas-entered passageway air inlet, Operational Control Unit 20 is jacked down, second gas-entered passageway is communicated with the first gap 24, second through hole 26 and third through-hole 30, air-flow enters the second inner chamber 12 successively through the first gas-entered passageway 16, then the 3rd inner chamber 28 enters in the first inner chamber 1, promote piston 4 to move upward, complete quick air inlet.
Move back gas fast:
(1) first gas-entered passageway 16, second gas-entered passageway 18, first controls air-source inflow passage 32 and stops air inlet;
(2) piston 4 and piston rod 8 move downward under gravity, the gas of compression piston 4 below and in the 3rd inner chamber 28, spool 14 is at the moved downward of gravity and above-mentioned pressurized gas, first exhaust passage 13 is communicated with the second inner chamber 12 and the first inner chamber 1, and the gas in the first inner chamber 1 is discharged by the first exhaust passage 13.Complete and move back gas fast.
Above embodiment is only the utility model a kind of mode of execution wherein, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a novel elevating cylinder, comprise the cylinder body (2) with the first inner chamber (1), be arranged in described cylinder body (2), the piston (4) that can slide along its inwall, and be connected on the first end of described cylinder body (2), the base (6) of gas can be inputted in described cylinder body (2), described piston (4) is also fixedly connected with the piston rod (8) through described cylinder body (2) the second end, described piston rod (8) with between described the second end for motive sealing connects, it is characterized in that, described base (6) comprising:
-pedestal (10), is provided with the second inner chamber (12), and described first inner chamber (1) is communicated with by the first through hole (11) being arranged on described first end with described second inner chamber (12);
-the first exhaust passage (13), is arranged on the outer wall of described pedestal (10), is communicated with described first through hole (11) by described second inner chamber (12);
-spool (14), be arranged in described pedestal (10), and can vertically slide, described spool (14) at least can be blocked between described downtake pipe road (13) and described first through hole (11) in its highest order, at least can at its lowest order by above-mentioned conducting between the two;
-the first gas-entered passageway (16), is communicated with described first through hole (11) through described spool (14), and described first admission line (16) is connected with the first air inlet system;
-the second admission line (18), is arranged on the sidewall of described pedestal (10), and is communicated with described second inner chamber (12), and described second admission line (18) is connected with the second air inlet system;
-Operational Control Unit (20), vertical motion can be done in described second inner chamber (12), described Operational Control Unit (20) at least can be blocked between described second admission line (18) and described first through hole (11) in its highest order, at least can at its lowest order by above-mentioned conducting between the two.
2. a kind of novel elevating cylinder according to claim 1, it is characterized in that, also comprise valve seat (22), described valve seat (22) is fixedly installed between described spool (14) and pedestal (10), described spool (14) connects with the inwall motive sealing of described valve seat (22), described valve seat (22) is provided with a vertical guide rod (15), described spool (14) is connected with described guide rod (15) motive sealing, described first gas-entered passageway (16) comprises vertical first inlet hole (17) be arranged on described guide rod (15) and vertical second inlet hole (19) be arranged on described spool (14), if and only if when described spool (14) is positioned at highest order, described vertical first inlet hole (17) is communicated with described vertical second inlet hole (19).
3. a kind of novel elevating cylinder according to claim 2, it is characterized in that, the first gap (24) is provided with between the upper part of described valve seat (22) outer wall and the inwall of described pedestal (10), described first gap (24) is communicated with described second admission line (18), and described Operational Control Unit (20) is arranged in described first gap (24).
4. a kind of novel elevating cylinder according to claim 3, is characterized in that,
-described valve seat (22) is also provided with level second through hole (26) being communicated with described first gap (24) and described valve seat (22) inner chamber,
-described spool (14) its top is provided with by described second inner chamber (12), the 3rd inner chamber (28) be communicated with described first through hole (11), its outer wall is provided with the horizontal third through-hole (30) be communicated with described 3rd inner chamber (28), when described spool (14) is positioned at highest order, described third through-hole (30) is communicated with described second through hole (26).
5. a kind of novel elevating cylinder according to claim 4, it is characterized in that, when described spool (14) is positioned at lowest order, fit with the bottom interior wall of described valve seat (22) bottom it, described valve seat (22) is provided with first of through described valve seat (22) and controls air-source inflow passage (32), and the described first air inlet end controlling air-source inflow passage (32) is arranged in the bottom interior wall of described valve seat.
6. a kind of novel elevating cylinder according to claim 5, it is characterized in that, described valve seat (22) is also provided be communicated with described first gap (24) second control air-source inflow passage (34), described second control air-source inflow passage (34) is through hole, its air inlet end is arranged in the bottom interior wall of described first gap (24), when described Operational Control Unit (20) is positioned at highest order, the horizontal interior walls of its top and described pedestal (10) is fitted.
7. a kind of novel elevating cylinder according to claim 6, it is characterized in that, the outer wall of described valve seat (22) and the inwall of described pedestal (10) are positioned at the part of described first gap (24) for circular, described Operational Control Unit (20) is ring structure, its in described first gap (24) with described valve seat (22) and pedestal (10) for motive sealing connects.
8. a kind of novel elevating cylinder according to claim 7, it is characterized in that: the top of described Operational Control Unit (20) is at least provided with one section of inclined-plane, angle between described inclined-plane and horizontal plane is positioned at first quartile or third quadrant, and just to the airintake direction of described second admission line (18).
9. a kind of novel elevating cylinder according to claim 8, it is characterized in that, described second through hole (26) comprises the circular groove (36) that setting is described valve seat (22) side, and be communicated with circular groove described in one end (36), the attachment hole (38) that one end is communicated with described first gap (24).
10. a kind of novel elevating cylinder according to claim 9, is characterized in that, is provided with the annular damping ring (40) be fitted on described first end inwall in described first inner chamber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520687218.9U CN205136201U (en) | 2015-09-08 | 2015-09-08 | Novel lift cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520687218.9U CN205136201U (en) | 2015-09-08 | 2015-09-08 | Novel lift cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136201U true CN205136201U (en) | 2016-04-06 |
Family
ID=55621999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520687218.9U Withdrawn - After Issue CN205136201U (en) | 2015-09-08 | 2015-09-08 | Novel lift cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205136201U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065366A (en) * | 2015-09-08 | 2015-11-18 | 苏州福艾斯振动系统有限公司 | Novel lifting cylinder |
| CN105865739A (en) * | 2016-05-11 | 2016-08-17 | 苏州福艾斯振动系统有限公司 | Impact testbed and impact test method thereof |
-
2015
- 2015-09-08 CN CN201520687218.9U patent/CN205136201U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065366A (en) * | 2015-09-08 | 2015-11-18 | 苏州福艾斯振动系统有限公司 | Novel lifting cylinder |
| CN105065366B (en) * | 2015-09-08 | 2017-05-17 | 苏州福艾斯振动系统有限公司 | Lifting cylinder |
| CN105865739A (en) * | 2016-05-11 | 2016-08-17 | 苏州福艾斯振动系统有限公司 | Impact testbed and impact test method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20170517 |
|
| AV01 | Patent right actively abandoned |