CN209510772U - It wags the tail cylinder with lock after band - Google Patents
It wags the tail cylinder with lock after band Download PDFInfo
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- CN209510772U CN209510772U CN201822253443.8U CN201822253443U CN209510772U CN 209510772 U CN209510772 U CN 209510772U CN 201822253443 U CN201822253443 U CN 201822253443U CN 209510772 U CN209510772 U CN 209510772U
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- cylinder
- pendulum mass
- rear cover
- sleeve
- rotation axle
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Abstract
The utility model provides cylinder with lock of wagging the tail after a kind of band, it include: front cover, rear cover, cylinder barrel, piston rod, self-locking device and piston, the front cover, cylinder barrel and rear cover are sequentially connected, the piston rod is arranged in the front cover, part is set in the cylinder barrel, the piston is set in the cylinder barrel and connect with the piston rod, it further include putting after one, pendulum includes a riveting ring portion, a pendulum mass portion and a rotation axle portion after described, the riveting ring portion is a hollow cylinder, there is the bulge loop of radial convex on the cylinder of the riveting ring portion；One end of the rotation axle portion is connected with the pendulum mass portion, and the other end of the rotation axle portion is a cylindrical body；The position that the outer surface of the rear cover corresponds to the bulge loop opens up a riveting groove.The cylinder supports power of the utility model is strong, performance is stablized, and rear put after structure is directly riveted on covers, and is not screwed, and port is put in rotary shaft after being guided to by gas circuit, long service life.
Description
Technical field
The utility model relates to technical field of fire control more particularly to a kind of tracheaes and cylinder block integrally, can be self-locking, branch
Support force is strong, performance is stable, locking cylinder of wagging the tail after band.
Background technique
Be provided with air hole in current various buildings, for can automatically turn on or close the patent numbers of air hole compared with
It is more, it is to be controlled by single-chip microcontroller and motor mostly, structure is complicated, at high cost and need power supply device, since required power is complete
Portion is provided by electric energy, once lacking electric energy, the device for opening or closing air hole will be unable to work, to lose its whole function
Energy.
Now, fire is the common wicked problems that the people of other countries are faced, it is caused to human society
The heavy losses of many life, property.With the development of economy, it is seen everywhere skyscraper in city, due to story height, body
It is few to measure big, densely populated place, escape stair, once fire occurs, consequence is hardly imaginable.It is to cause according to building fire statistics flue gas
The main reason for 80% or so casualties, CO, NH3 etc. in flue gas are virose gas, meanwhile, a large amount of CO2 gas
Body and burning post consumption fall oxygen in air, cause human body anoxia and suffocate；Substance combustion generates amount of heat when fire, makes cigarette
Temperature degree increases rapidly, and up to 250 DEG C, high temperature can also make one to faint, burn incipient fire (5~20min) flue-gas temperature；Work as light
When line passes through flue gas, luminous intensity weakens, and visibility reduces, and is unfavorable for the evacuation of personnel, influences the rescue work of fire fighter, root
According to related research, diffusion velocity is 0.3~0.8m/s to the rate of propagation of flue gas in the horizontal direction, and diffusion velocity is 3 vertically upward
The diffusion velocity of~4m/s, flue gas are fast, therefore, timely and effectively to exclude a large amount of cigarettes generated in fire in the case of fire
Gas, heat extraction vent window, which is arranged, in all kinds of buildings is just particularly important.
Fire occurs in building and generates a large amount of high temperature dense smokes and toxic gas, linkage vent window is often because power-off can not make
With manual vent window is also opened because unmanned, is influenced fire fighter and is carried out fire fighting and rescue and autoprotection.Application No. is
A kind of window Pneumatic opening device manual, automatic control is dual-purpose of 201510249853.3 disclosure of the invention, using high pressure gas cylinder come
Open transom window, can to avoid when fire without the available border Embarrassing of electricity.However, the opening device still has very big deficiency, such as existing
There is the window weight weight in building, although cylinder for the moment pushes window open, by the weight of incessantly window, there are also heats etc. to make
At gas leakage lose the function of the smoke evacuation disaster relief so that window has been opened and closed.
In addition, the rear pendulum structure of the cylinder of the prior art is to put attachment after installation one at rear cover, and consolidated with 4 screws
It is fixed tight, the big of outer dimension complexity erroneous for installation.
Therefore, there are some technical problems anxious to be resolved for the cylinder of the prior art.
Utility model content
The purpose of this utility model is to provide locking cylinders of wagging the tail after a kind of band, are asked with solving the technology of the prior art
Topic.
In order to achieve the above objectives, the utility model provides cylinder with lock of wagging the tail after a kind of band, comprising: front cover, rear cover, cylinder
Cylinder, piston rod, self-locking device and piston, the front cover, cylinder barrel and rear cover are sequentially connected, the piston rod be arranged in it is described before
Lid, is partially set in the cylinder barrel, and the piston is set in the cylinder barrel and connect with the piston rod, further includes after one
Pendulum, putting after described includes a riveting ring portion, a pendulum mass portion and a rotation axle portion, the riveting ring portion, pendulum mass portion and rotation axle portion
It sequentially connects, wherein the riveting ring portion is a hollow cylinder, there is the bulge loop of radial convex on the cylinder of the riveting ring portion；
The pendulum mass portion is a block, and the pendulum mass portion opens up a pendulum mass through-hole, the pendulum mass portion and one for riveting ring portion and connecting
Side opens up a pendulum mass groove, and the pendulum mass groove connects the pendulum mass through-hole；One end and the pendulum mass portion of the rotation axle portion
The other end of connection, the rotation axle portion is a cylindrical body, and the axis angle of the axis of the cylindrical body and the cylinder is small
In 180 degree；The position that the outer surface of the rear cover corresponds to the bulge loop opens up a riveting groove.
It further include two sleeves according to cylinder described in the utility model embodiment, the sleeve is a hollow cylinder；Institute
It states rear cover and opens up two connecting grooves towards the rear side put, the sleeve insertion connects the connecting groove, the sleeve
A part be located in the connecting groove, the another part of the sleeve is located at the outside of the rear cover；The pendulum mass portion
The position of corresponding two sleeves opens up two pendulum mass holes, and the sleeve protrudes from described in the partial insertion connection of the rear cover
Pendulum mass hole.
According to cylinder described in the utility model embodiment, before the end face of the cylindrical body of the rotation axle portion opens up one
Chamber porting and a back cavity porting, the ante-chamber porting and back cavity porting respectively connect one by gas circuit
One end of the sleeve；The other end of two sleeves passes through air circuit connection ante-chamber gas circuit or back cavity gas circuit.
According to cylinder described in the utility model embodiment, the self-locking device includes locking device before one.
According to cylinder described in the utility model embodiment, the self-locking device includes locking device after one.
The utility model improves existing cylinder, front and back tracheae and cylinder block integral structure, cylinder interior gas
Front and back air inlet is connected by road, guarantees the reliability of cylinder ventilation；In addition, self-locking device is arranged on cylinder, in venting pressure
It can be unlocked after reaching certain pressure, be the cylinder that a kind of support force is strong, performance is stable, to effectively prevent making because gas leaks
At malfunction, improve the stability of cylinder；Cylinder installation is wagged the tail structure after using, and cylinder rear end rotates pendulum around rotary shaft
It is dynamic, it since installation space is compact, is covered after rear pendulum structure is directly riveted on, cylinder rear end is using double riveted structures, rear cover one
End and cylinder body riveting, the other end and rear pendulum structural riveting, are not screwed, put after cylinder port is guided to by gas circuit
In rotary shaft.
Due to the technical characteristic more than using so that the utility model have the following advantages compared with the prior art and
Good effect:
The first, front and back air inlet is connected by tracheae and cylinder block integral structure, cylinder interior gas circuit before and after the application,
Guarantee the reliability of cylinder ventilation；
The second, self-locking device is arranged in the application, can unlock after venting pressure reaches certain pressure；
Third, the cylinder supports power of the application are strong, performance is stablized, and rear put after structure is directly riveted on covers, and do not have to screw
Fixed, port is put in rotary shaft after being guided to by gas circuit, long service life.
Certainly, any one specific embodiment for implementing the content of the present invention, might not have all of the above simultaneously
Technical effect.
Detailed description of the invention
Fig. 1 is the cut-away diagram of the utility model cylinder；
Fig. 2 is the AA cut-away diagram of Fig. 1；
Fig. 3 is partial schematic diagram in Fig. 2.
Specific embodiment
Below in conjunction with attached drawing, the utility model is illustrated.
Referring to Fig. 1, cylinder with lock of wagging the tail after a kind of band, comprising: front cover 10, rear cover 20, cylinder barrel 30, piston rod 40, from
Locking device and piston 50, the front cover 10, cylinder barrel 30 and rear cover 20 are sequentially connected, and the piston rod 40 is arranged in the front cover
10, it is partially set in the cylinder barrel 30, the piston 50 is set in the cylinder barrel 30 and connect with the piston rod 40, this
The cylinder of application further includes putting 70 after one, it is described after pendulum 70 include a riveting ring portion 71, a pendulum mass portion 72 and a rotation axle portion 73,
The riveting ring portion 71, pendulum mass portion 72 chord shaft 73 sequentially connect.
Then say afterwards pendulum 70 structure, wherein the riveting ring portion 71 be a hollow cylinder, the riveting ring portion 71
Cylinder on have the bulge loop 711 of radial convex；The pendulum mass portion 72 is a block, and the pendulum mass portion 72 opens up a pendulum mass through-hole
721, the pendulum mass portion 72 and the side for riveting the connection of ring portion 71 open up a pendulum mass groove 722, and the pendulum mass groove 722 connects
The pendulum mass through-hole 721 is connect to be used to accommodate pivot pin；One end of the rotation axle portion 73 and the pendulum mass portion 72 connection, the rotation
The other end of axle portion 73 is a cylindrical body 731, and the axis of the cylindrical body 731 and the axis angle of the cylinder are less than 180
Degree, as shown in Figures 2 and 3, the axis of the cylindrical body 731 and the axis angle of the cylinder are 90 degree；The rear cover 20
The position that outer surface corresponds to the bulge loop 711 opens up a riveting groove, and when assembly, 71 sets of riveting ring portion of rear pendulum 70 are in rear cover 20
Outer surface then riveting link together, be not screwed.
In addition, the cylinder of the application further includes two sleeves 80, the sleeve 80 is a hollow cylinder, the appearance of sleeve 80
Face can assemble sealing ring to guarantee leakproofness.The side of the rear cover 20 towards the rear pendulum 70 opens up two connecting grooves, institute
It states the insertion of sleeve 80 and connects the connecting groove, a part of the sleeve 80 is located in the connecting groove, the sleeve 80
Another part be located at the outside of the rear cover 20；The position of corresponding two sleeves 80 in the pendulum mass portion 72 opens up two
Pendulum mass hole, the partial insertion that the sleeve 80 protrudes from the rear cover 20 connect the pendulum mass hole.The effect of sleeve 80 in addition to
Positioning is outer, and there are also the purposes of air-flow conveying.As shown in figure 3, the end face of the cylindrical body 731 of the rotation axle portion 73 opens up one
Ante-chamber porting 732 and a back cavity porting 733, the ante-chamber porting 732 and back cavity porting 733 pass through gas
Road respectively connects one end of a sleeve 80；The other end of two sleeves 80 by air circuit connection ante-chamber gas circuit or
Back cavity gas circuit.As shown, the gas circuit of ante-chamber porting 732 is up walked, walks, come in figure to the left after reaching the position of setting
One end of following sleeve 80 enters ante-chamber gas circuit by sleeve continuation after 80s to the left and comes ante-chamber.Back cavity porting 733
Gas circuit is up walked, and can't see next one section of gas circuit due to splitting relation of plane, but after gas circuit continuation in connection figure above
Sleeve 80 one end, by sleeve it is after 80s continuation to the left enter back cavity gas circuit.
Then illustrate self-locking device, cylinder have it is not locking, with lock, band 4 kinds of states of locks after preceding lock, band, according to difference
Skylight structure design select the cylinder of these types of state, as shown in Figure 1, the self-locking device of the application includes locking device before one
Locking device 62 after 61 and one, but cannot be used to limit the application, it all should be the application with lock after preceding lock, band or with locks
Protection scope.
Due to the technical characteristic more than using so that the utility model have the following advantages compared with the prior art and
Good effect:
The first, front and back air inlet is connected by tracheae and cylinder block integral structure, cylinder interior gas circuit before and after the application,
Guarantee the reliability of cylinder ventilation；
The second, self-locking device is arranged in the application, can unlock after venting pressure reaches certain pressure；
Third, the cylinder supports power of the application are strong, performance is stablized, and rear put after structure is directly riveted on covers, and do not have to screw
Fixed, port is put in rotary shaft after being guided to by gas circuit, long service life.
Disclosed above is only several specific embodiments of the utility model, but the utility model is not limited to this, is appointed
What what those skilled in the art can think variation, should all fall within the protection scope of the present utility model.
Claims (5)
1. cylinder with lock of wagging the tail after a kind of band, comprising: front cover, rear cover, cylinder barrel, piston rod, self-locking device and piston, before described
Lid, cylinder barrel and rear cover are sequentially connected, and the piston rod is arranged in the front cover, is partially set in the cylinder barrel, the piston
Be set in the cylinder barrel and connect with the piston rod, which is characterized in that further include putting after one, it is described after pendulum include one riveting
Ring portion, a pendulum mass portion and a rotation axle portion, the riveting ring portion, pendulum mass portion and rotation axle portion sequentially connect, wherein
The riveting ring portion is a hollow cylinder, there is the bulge loop of radial convex on the cylinder of the riveting ring portion；
The pendulum mass portion is a block, and the pendulum mass portion opens up a pendulum mass through-hole, and the pendulum mass portion is connected with the riveting ring portion
Side open up a pendulum mass groove, the pendulum mass groove connects the pendulum mass through-hole；
One end of the rotation axle portion is connected with the pendulum mass portion, and the other end of the rotation axle portion is a cylindrical body, described
The axis angle of the axis of cylindrical body and the cylinder is less than 180 degree；
The position that the outer surface of the rear cover corresponds to the bulge loop opens up a riveting groove.
2. cylinder as described in claim 1, which is characterized in that further include two sleeves, the sleeve is a hollow cylinder；Institute
It states rear cover and opens up two connecting grooves towards the rear side put, the sleeve insertion connects the connecting groove, the sleeve
A part be located in the connecting groove, the another part of the sleeve is located at the outside of the rear cover；The pendulum mass portion
The position of corresponding two sleeves opens up two pendulum mass holes, and the sleeve protrudes from described in the partial insertion connection of the rear cover
Pendulum mass hole.
3. cylinder as claimed in claim 2, which is characterized in that before the end face of the cylindrical body of the rotation axle portion opens up one
Chamber porting and a back cavity porting, the ante-chamber porting and back cavity porting respectively connect one by gas circuit
One end of the sleeve；The other end of two sleeves passes through air circuit connection ante-chamber gas circuit or back cavity gas circuit.
4. cylinder as described in claim 1, which is characterized in that the self-locking device includes locking device before one.
5. cylinder as described in claim 1, which is characterized in that the self-locking device includes locking device after one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822253443.8U CN209510772U (en) | 2018-12-29 | 2018-12-29 | It wags the tail cylinder with lock after band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822253443.8U CN209510772U (en) | 2018-12-29 | 2018-12-29 | It wags the tail cylinder with lock after band |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209510772U true CN209510772U (en) | 2019-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822253443.8U Active CN209510772U (en) | 2018-12-29 | 2018-12-29 | It wags the tail cylinder with lock after band |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209510772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667806A (en) * | 2018-12-29 | 2019-04-23 | 浙江亿日气动科技有限公司 | It wags the tail cylinder with lock after band |
-
2018
- 2018-12-29 CN CN201822253443.8U patent/CN209510772U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667806A (en) * | 2018-12-29 | 2019-04-23 | 浙江亿日气动科技有限公司 | It wags the tail cylinder with lock after band |
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