CN205730001U - A kind of speed control of high-rise circulation escape device - Google Patents
A kind of speed control of high-rise circulation escape device Download PDFInfo
- Publication number
- CN205730001U CN205730001U CN201620312971.4U CN201620312971U CN205730001U CN 205730001 U CN205730001 U CN 205730001U CN 201620312971 U CN201620312971 U CN 201620312971U CN 205730001 U CN205730001 U CN 205730001U
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- China
- Prior art keywords
- spring
- disk
- groove
- speed control
- escape device
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Abstract
The utility model discloses the speed control of a kind of high-rise circulation escape device, including the driving gear on decelerator, the outfan of this decelerator is connected with rope rotary shaft, in the side of driving gear, concentric disk is set, operative end surface at disk arranges at least 2 spring grooves, this spring groove radially distributes, spring is arranged in spring groove, one end of this spring is fixedly connected on the central shaft of disk, other end quality of connection body, it is arranged above frictional groove in disk side, and this frictional groove is corresponding with mass body position, this utility model simple in construction, easy to make, practical.
Description
Technical field
This utility model relates to high building escape equipment technical field, the speed controlling of a kind of high-rise circulation escape device
Device.
Background technology
Increasingly stronger in safety consciousness, today that floor covers higher and higher, high-rise life saving problem has become one not allow legibility
But the most very important problem, during 5 days 9 November in 2010 about 17 points, there is fire in Chuanying District, Jilin City, Jilin Province commercial mansion
Calamity, causes 19 people dead altogether, and the 24 injured hospitalization of people it is reported, totally five layers of this market, construction area about 42000 square metres,
Wherein managing household electrical appliances, cosmetics for one layer, manage clothing for two, three layers, manage bedding for four layers, manage case and bag for five layers, local is
Children's paradise, fire location is in one layer, and one to four layer is all overdoed, and overdoing in five layers of local, the skyscraper number of plies is many, evacuating personnel
Distance, causes the spent time the most elongated, and personnel concentrate, evacuate difficulty greatly, also easily cause particularly serious personnel wound
Die；Additionally, the city that major part has skyscraper does not has truck, even if having, the most inadequate, it is impossible to meet safety and dredge
The demand dissipated, climbs difficulty greatly, and malfunctioning without Special fire-fighting elevator or Fire lift, fire fighter can only from stair on foot
Rescue upstairs, not only " can clash " with the crowd evacuated downwards, affect rescue efficiency, and limited by physical factor, climb on foot
After stepping on certain altitude, heart rate and accelerated breathing, physically-draining, it is unfavorable for carrying out fire fighting and rescue movable, existing high-rise life saving fills
Put, mostly can only first use, rescue interval time longer, rescue efficiency is too low, for the high level of the fire spreads quickly,
Human life can not be effectively guaranteed safely.
Summary of the invention
Technical problem to be solved in the utility model is: providing a kind of structure letter to answer, practical high-rise circulation is escaped
The speed control of raw device, to overcome the deficiencies in the prior art.
This utility model is achieved in that
The speed control of a kind of high-rise circulation escape device, including the driving gear on decelerator, the output of this decelerator
End is connected with rope rotary shaft, arranges concentric disk in the side of driving gear, and the operative end surface at disk is arranged extremely
Few 2 spring grooves, this spring groove radially distributes, and spring is arranged in spring groove, and one end of this spring is fixedly connected on circle
On the central shaft of dish, other end quality of connection body, at the frictional groove that is arranged above of disk side, and this frictional groove and mass body
Position is corresponding.
In the speed control of aforesaid a kind of high-rise circulation escape device, described spring groove is center pair relative to disk
Claiming, the design of this structure makes disk keep uniform force in rotation process, thus avoids mass body to affect turning of driving gear
Speed.
In the speed control of aforesaid a kind of high-rise circulation escape device, cushion block is set in spring groove, this cushion block lower end
Holding out against central shaft, this cushion block upper end forms chuck with spring groove, carries out mass body the most spacing by arranging cushion block realization.
In the speed control of aforesaid a kind of high-rise circulation escape device, described mass body includes coasting body and is arranged on used
The connecting rod of gonosome lower end, this connecting rod connects spring, obtains and arrange catch on disk and make mass body be stuck in bullet at connecting rod
In spring groove, coasting body cross section is trapezium structure, and this trapezium structure coordinates with chuck, arranges block rubber in coasting body upper end and is somebody's turn to do
Block rubber coordinates with frictional groove, and block rubber coordinates increasing friction force with frictional groove.
Owing to have employed technique scheme, compared with prior art, this utility model by arrange on disk in
Heart Symmetric Mass block, this mass has spring to fix, and during disk rotational, if rotating speed is too fast, mass overcomes spring to draw
Power is displaced outwardly, and mass contacts with frictional groove and rubs, thus realizes slowing down disk, after disk speed declines, and matter
Gauge block reclaims under the action of the spring, and mass separates with frictional groove, this utility model simple in construction, easy to make, practicality
By force.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is the sectional view of accompanying drawing 1.
Detailed description of the invention
Embodiment of the present utility model: the speed control of a kind of high-rise circulation escape device, as shown in drawings, including slowing down
Driving gear 19 on device 15, the outfan of this decelerator 15 is connected with rope rotary shaft, arranges in the side of driving gear 19
Concentric disk 20, the operative end surface at disk 20 arranges at least 2 spring grooves 29, and this spring groove 29 radially divides
Cloth, spring 30 is arranged in spring groove 29, and one end of this spring 30 is fixedly connected on the central shaft 31 of disk 20, and the other end is even
Connect mass body 32, be arranged above frictional groove 33 in disk 20 side, and this frictional groove 33 is corresponding with mass body 32 position.
This spring groove 29 is centrosymmetric relative to disk 20, and the design of this structure makes disk keep being subject in rotation process
Power is uniform, thus avoids mass body to affect the rotating speed of driving gear, arranges cushion block 34 in spring groove 29, and this cushion block 34 lower end is pushed up
Tight central shaft 31, this cushion block 34 upper end and spring groove 29 form chuck 35, realize carrying out mass body radially by arranging cushion block
Spacing, this mass body 32 includes coasting body 36 and is arranged on the connecting rod 37 of coasting body 36 lower end, and this connecting rod 37 connects spring
30, obtain at connecting rod 37 and catch 38 is set on disk 20 mass body 32 is stuck in spring groove 29, coasting body 36 cross section
For trapezium structure, block rubber 39 is set in coasting body 36 upper end and this block rubber 39 coordinates with frictional groove 33, coasting body cross section
For trapezium structure, this trapezium structure coordinates with chuck, arranges block rubber in coasting body upper end and this block rubber coordinates with frictional groove,
Block rubber coordinates increasing friction force with frictional groove.
Time specifically used,
The speed control of the present embodiment is this device core link, although the structure of this part is relatively easy, but the most real
With, can automatically by speed controlling at 2.5m/s.
Mainly by: slotted disk, centrifugal-block, spring and frictional groove are constituted, its structure as shown in drawings:
Disc radius is 7cm, and device of spring stiffness coefficient is 351.1N/m, each mass body (including coasting body and connecting rod) matter
Amount is 18g.When speed is 2.5m/s, F (r=7cm)=94.95N.
On slotted disk, average mark is furnished with three guide grooves, has a mass in each groove, and mass can do circumference fortune
Moving along a straight line along radial direction while Dong, one end spring of mass is connected on disc centre axle, mass with rub
Wipe the trapezoidal block rubber that the contact jaw of groove coincide with frictional groove equipped with shape, stoped the increase of speed by increasing friction force.
Speed control principle: centrifugal principle,
Analyze:
1. when disk is static,
Spring is in natural length not by pulling force, and controlled valve resistance is 248.84N, and now mass does not moves out.
2. during disc rotary,
Mass has the trend outwards flown away from, and with the increase of disc rotation speed, centrifugal force also increases, when disc rotation speed reaches
During 2039 r/min, mass centrifugal force is just greater than switch valve resistance, switch valve connecting rod swing out after pressure to mass
Power is become outside from interior, further increases friction, makes disk slow down rapidly, and now spring is in extended state.Instantly reduction of speed
Degree reduces to 2.5m/s, and the centrifugal force of mass is made a concerted effort less than the pulling force of spring with connecting rod, and spring contraction, in mass is pulled
Side, mass returns to original state state.If disk speed increases again, connecting rod is just again turned on, and mass is allowed to slow down, so again
Repeatedly, the speed of disk is just controlled in 2.5m/s, reaches the purpose of speed stabilizing.
The description of such scheme is the utility model being understood that for ease of those skilled in the art and using.
Embodiment obviously easily can be made various amendment by person skilled in the art.Therefore, this utility model does not limits
In above-mentioned solid yardage case, those skilled in the art, according to method of the present utility model, are made without departing from this utility model category
Improve and amendment all should be within protection domain of the present utility model.
Claims (4)
1. a speed control for high-rise circulation escape device, including the driving gear (19) on decelerator (15), this decelerator
(15) outfan is connected with rope rotary shaft, arranges concentric disk (20) in the side of driving gear (19), and it is special
Levy and be: the operative end surface at disk (20) arranges at least 2 spring grooves (29), and this spring groove (29) radially distributes, bullet
Spring (30) is arranged in spring groove (29), and one end of this spring (30) is fixedly connected on the central shaft (31) of disk (20), separately
One end quality of connection body (32), is arranged above frictional groove (33) in disk (20) side, and this frictional groove (33) and quality
Body (32) position is corresponding.
The speed control of a kind of high-rise circulation escape device the most according to claim 1, it is characterised in that: described spring groove
(29) it is centrosymmetric relative to disk (20).
The speed control of a kind of high-rise circulation escape device the most according to claim 1, it is characterised in that: at spring groove
(29) arranging cushion block (34) in, this cushion block (34) lower end holds out against central shaft (31), this cushion block (34) upper end and spring groove (29) shape
Become chuck (35).
The speed control of a kind of high-rise circulation escape device the most according to claim 1, it is characterised in that: described mass body
(32) including coasting body (36) and be arranged on the connecting rod (37) of coasting body (36) lower end, this connecting rod (37) connects spring
(30), obtain at connecting rod (37) place and catch (38) is set on disk (20) mass body (32) is stuck in spring groove (29), used
Gonosome (36) cross section is trapezium structure, arranges block rubber (39) and this block rubber (39) and frictional groove in coasting body (36) upper end
(33) coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312971.4U CN205730001U (en) | 2016-04-14 | 2016-04-14 | A kind of speed control of high-rise circulation escape device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312971.4U CN205730001U (en) | 2016-04-14 | 2016-04-14 | A kind of speed control of high-rise circulation escape device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205730001U true CN205730001U (en) | 2016-11-30 |
Family
ID=57374751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620312971.4U Expired - Fee Related CN205730001U (en) | 2016-04-14 | 2016-04-14 | A kind of speed control of high-rise circulation escape device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205730001U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223662A (en) * | 2017-12-08 | 2018-06-29 | 贵州华烽电器有限公司 | A kind of centrifugal friction damper |
| CN110723125A (en) * | 2017-11-07 | 2020-01-24 | 金福珍 | Trailer |
| CN111960282A (en) * | 2020-08-18 | 2020-11-20 | 绍兴市知凡机械有限公司 | Crane with manned bracket |
-
2016
- 2016-04-14 CN CN201620312971.4U patent/CN205730001U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110723125A (en) * | 2017-11-07 | 2020-01-24 | 金福珍 | Trailer |
| CN110843743A (en) * | 2017-11-07 | 2020-02-28 | 金福珍 | Working method of trailer |
| CN108223662A (en) * | 2017-12-08 | 2018-06-29 | 贵州华烽电器有限公司 | A kind of centrifugal friction damper |
| CN111960282A (en) * | 2020-08-18 | 2020-11-20 | 绍兴市知凡机械有限公司 | Crane with manned bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |