CN101865633A - Dynamic tile sealing pneumatic ejection transmitter - Google Patents
Dynamic tile sealing pneumatic ejection transmitter Download PDFInfo
- Publication number
- CN101865633A CN101865633A CN201010191365A CN201010191365A CN101865633A CN 101865633 A CN101865633 A CN 101865633A CN 201010191365 A CN201010191365 A CN 201010191365A CN 201010191365 A CN201010191365 A CN 201010191365A CN 101865633 A CN101865633 A CN 101865633A
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- China
- Prior art keywords
- sealing
- tile
- ejection
- cylinder
- slideway
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- 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.)
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Abstract
The invention aims at providing a dynamic tile sealing pneumatic ejection transmitter which comprises a bracket, an ejection cylinder, an ejection piston, a transmission arm, a push head, a slideway and a sealing tile, wherein the ejection cylinder is installed inside the bracket; the slideway is arranged on the bracket; a sealing cavity is formed by the wall of the ejection cylinder and the slideway; the sealing tile is positioned inside the sealing cavity; the ejection piston is arranged in the ejection piston; the transmission arm is fixedly arranged on the ejection piston; and the push head and a transmission plate are fixedly positioned on the transmission arm. In the transmitting process, the dynamic tile sealing pneumatic ejection transmitter has lower mechanism friction, and cylinder walls at the two sides of a cylinder opening have lower deformation under the action of high-pressure gas since the sealing cavity wall is arranged at the cylinder opening. When the sealing tile is closed, a pulley slideway structure is adopted, so that the sealing tile can be ensured to be closed in time when in the working process. Furthermore, the mechanism is simpler and has higher stability.
Description
Technical field
What the present invention relates to is a kind of trigger mechanism, specifically a kind of pneumatic trigger mechanism that launches.
Background technology
When great geological disaster takes place such as freezing, earthquake etc., need in time transport relief goods to guarantee local resident's production and life to the disaster area, generally adopt airplane air dropping or ground directly to transport in this case, because the limitation of aircraft quantity and cargo dead-weight etc., ground transport is its main rescue mode.The limitation of vehicle-mounted transportation is to run into the obstacle highway section to be difficult to pass through, and as the river, the landslide hinders the highway section, earthquake road damage etc., and at this moment needing needs a kind of vehicle-mounted pneumatic emission catapult-launching gear with goods and materials from these top, highway section projections in the past.
Summary of the invention
The object of the present invention is to provide and be used for short distance and be difficult to arrive at a kind of dynamic tile sealing pneumatic ejection transmitter that regional relief goods ejection type is carried and big mass objects is launched.
The object of the present invention is achieved like this:
A kind of dynamic tile sealing pneumatic ejection transmitter of the present invention, comprise support, launch cylinder, ejection piston, transmission arm, cut somebody's hair, slideway and sealing tile, it is characterized in that: launch cylinder and be installed in the support, slideway is rack-mount, launch cylinder wall and slideway and form annular seal space, the sealing tile is installed in the annular seal space, and ejection piston is installed in and launches in the cylinder, transmission arm is fixed on the ejection piston, cut somebody's hair and driver plate be fixed on the transmission arm.
Advantage of the present invention is: the friction ratio of mechanism is less in the emission process of the present invention, and the cylinder openings place is owing to exist capsule walls, and the cylinder wall of cylinder openings both sides is out of shape less under the effect of gases at high pressure.The sealing tile adopts the pulley slideway structure when closing, and has ensured that like this sealing tile can in time be closed in the course of work.Mechanism is fairly simple, and stability is higher.
Description of drawings
Fig. 1 is pneumatic emission catapult-launching gear structure chart;
Fig. 2 is that A-A is to cutaway view;
Structure chart when Fig. 3 is piston rod process tile;
Fig. 4 is that B-B is to cutaway view (structure chart during the tile sealing);
Fig. 5 is that piston rod is through the moving schematic diagram of sealing tile luck;
Fig. 6 is that C-C is to cutaway view;
Fig. 7 is that D-D is to cutaway view;
Fig. 8 is an E portion enlarged drawing;
Fig. 9 is ejection piston of the present invention, transmission arm, cut somebody's hair, the driver plate connection layout;
Figure 10 is that F-F is to cutaway view;
Figure 11 is the axial cutaway view of sealing bearing bush sheet.
The specific embodiment
For example the present invention is done description in more detail below in conjunction with accompanying drawing:
In conjunction with Fig. 1～11, the present invention includes elongated tubular and launch cylinder 2, be arranged on and launch the launching cylinder openings, ejection piston 4, transmission arm 19, driver plate 18, cut somebody's hair 8 of cylinder 3 tops, sealing tile 7, slideway 5, support 1.
Launch launching of cylinder openings both sides and respectively be provided with annular seal space 15 on the cylinder wall 2, perhaps annular seal space 15 walls with launch cylinder wall 2 and be structure as a whole; Be provided with sealing tile 7 in the annular seal space 15, the sealing tile 7 of the right and left plays when closed and stops the gases at high pressure that launch in the cylinder 3 from launching the effect that cylinder openings is escaped; Ejection piston 4 is located at and launches in the cylinder 3, its external diameter with launch cylinder 3 internal diameters and be complementary, ejection piston 4 can be free to slide in launching cylinder 3; Ejection piston 4 tops set firmly transmission arm 19, and the top of this transmission arm 19 is provided with driver plate 18 and cuts somebody's hair 8, or ejection piston 4, transmission arm 19, driver plate 18, cutting somebody's hair 8 is structure as a whole; Sealing tile 7 about transmission arm 19 passes.
When ejection machine is launched, in launching cylinder 3, charge into gases at high pressure rapidly, ejection piston 4, transmission arm 19, cut somebody's hair and 8 fix earlier with fixing the lock, injection along with gases at high pressure, pressure when the gases at high pressure in launching cylinder 3 reach and launch, decontrol fixing lock, ejection piston 4 is high-speed motion under the impetus of gases at high pressure, along with a pair of sealing tile 7 of transmission arm 19 every processes, corresponding sealing tile 7 is rapid closing under the effect of gases at high pressure and driver plate slideway 17, guarantee the cylinder 3 intact sealings of piston 4 processes, speed and break away from ejection machine when piston 4 moves to the rightest head and is launched thing 6 and reaches emission like this, the left side is launched cylinder 3 interior gases at high pressure and is excluded recovery normal pressure in the cylinder at this moment, and the air in the cylinder continuation motion compresses ejection piston 4 right side cylinders 3 is until piston 4 is stopped.
Motion when piston 4 returns initial position: launch cylinder 3 right sides and feed gases at high pressure, effect lower piston 4 at gases at high pressure moves to the left, whenever a pair of sealing tile 7 of transmission arm 19 processes, corresponding annular seal space 15 links to each other with cylinder 3, gases at high pressure in the cylinder 3 enter annular seal space 15 rapidly, sealing tile 7 rapid closing under the effect of gases at high pressure in the annular seal space, thereby guarantee the cylinder 3 intact sealings of piston 4 processes, initial position when piston 4 moves to emission, this moment, all sealing tiles 7 were opened again.
For economical with materials with reduce weight, ejection piston 4 is made as left and right sides end face intermediate groove structure, and transmission arm 19 termination of advancing is taper, reduces air drag.
In the ejection piston 4 rise motion processes in order to guarantee to seal on the tile 7 timely closures, transmission arm 19 is provided with driver plate 18, driver plate 18 is provided with slideway 17, sealing tile 7 the place aheads are provided with pulley 14, pulley 14 when transmission arm 19 is through sealing tile 7 on the sealing tile 7 enters the slideway 17 on the driver plate 18, continuation campaign along with transmission arm 19, pulley 14 on the sealing tile 7 moves until breaking away from slideway along slideway 17, guaranteed that sealing tile 7 can be in time closed, the gases at high pressure when the pulley 14 of sealing tile 7 moves in slideway 17 in the annular seal space 15 promote the friction of tile 7 motions minimizing pulley 14.
Movable sealing is adopted in sealing between the sealing tile 7, each sealing tile 7 the right and left has groove, groove links to each other with annular seal space 15 by pore 11, be provided with caulking gum 23 in the groove, when about two sealing tiles 7 move to when sealing together, gases at high pressure in the annular seal space 15 enter passage 11 by passage 10 and then promote caulking gum 23 in sealing tile 7 grooves, make between the adjacent tiles to seal, about relative tile 7 make its roof pressure tightly make its sealing by the gases at high pressure in the annular seal space 15 together.
The motion of sealing tile in annular seal space: sealing tile about 7 has groove, the groove on sealing tile 7 both sides moves along the tile slideway 22 that moves, between the tile motion slideway 22 is cylinder openings 21, has guaranteed mutual extrusion can not occur between the sealing tile 7 that each sealing tile 7 is adjacent.
Between adjacent sealing tile 7, be provided with tile sealing strip 20, when being full of 7 motions of gases at high pressure promotion tile in the annular seal space 15, gases at high pressure crush seal simultaneously bar 20 tightly is attached on the adjacent sealing tile 7 that does not have motion it, so just can stop gases at high pressure to enter in the adjacent annular seal space 15, thereby sealing tile 7 can be moved in order and motion can not occur chaotic.
Claims (1)
1. dynamic tile sealing pneumatic ejection transmitter, comprise support, launch cylinder, ejection piston, transmission arm, cut somebody's hair, slideway and sealing tile, it is characterized in that: launch cylinder and be installed in the support, slideway is rack-mount, launch cylinder wall and slideway and form annular seal space, the sealing tile is installed in the annular seal space, and ejection piston is installed in and launches in the cylinder, transmission arm is fixed on the ejection piston, cut somebody's hair and driver plate be fixed on the transmission arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010191365A CN101865633A (en) | 2010-06-04 | 2010-06-04 | Dynamic tile sealing pneumatic ejection transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010191365A CN101865633A (en) | 2010-06-04 | 2010-06-04 | Dynamic tile sealing pneumatic ejection transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101865633A true CN101865633A (en) | 2010-10-20 |
Family
ID=42957451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010191365A Pending CN101865633A (en) | 2010-06-04 | 2010-06-04 | Dynamic tile sealing pneumatic ejection transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101865633A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335559A (en) * | 2013-07-02 | 2013-10-02 | 哈尔滨工业大学 | Double sealing membrane breaking machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4252285A (en) * | 1979-04-30 | 1981-02-24 | The United States Of America As Represented By The Secretary Of The Navy | Dynamic seal for slotted cylinder |
| CN101054115A (en) * | 2007-04-25 | 2007-10-17 | 张�杰 | High-pressure steam dynamic sealing ejection machine for aircraft carrier |
| CN101493391A (en) * | 2009-02-19 | 2009-07-29 | 安徽理工大学 | Pneumatic power bullet transmission cylinder for material dynamic performance experiment |
| CN101708777A (en) * | 2009-11-17 | 2010-05-19 | 哈尔滨工程大学 | Pneumatic catapult |
| CN101716405A (en) * | 2009-12-08 | 2010-06-02 | 哈尔滨工程大学 | Fire-fighting cannon of high-rise building |
-
2010
- 2010-06-04 CN CN201010191365A patent/CN101865633A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4252285A (en) * | 1979-04-30 | 1981-02-24 | The United States Of America As Represented By The Secretary Of The Navy | Dynamic seal for slotted cylinder |
| CN101054115A (en) * | 2007-04-25 | 2007-10-17 | 张�杰 | High-pressure steam dynamic sealing ejection machine for aircraft carrier |
| CN101493391A (en) * | 2009-02-19 | 2009-07-29 | 安徽理工大学 | Pneumatic power bullet transmission cylinder for material dynamic performance experiment |
| CN101708777A (en) * | 2009-11-17 | 2010-05-19 | 哈尔滨工程大学 | Pneumatic catapult |
| CN101716405A (en) * | 2009-12-08 | 2010-06-02 | 哈尔滨工程大学 | Fire-fighting cannon of high-rise building |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335559A (en) * | 2013-07-02 | 2013-10-02 | 哈尔滨工业大学 | Double sealing membrane breaking machine |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20101020 |