CN205838240U - Constant-speed control device - Google Patents
Constant-speed control device Download PDFInfo
- Publication number
- CN205838240U CN205838240U CN201620549765.5U CN201620549765U CN205838240U CN 205838240 U CN205838240 U CN 205838240U CN 201620549765 U CN201620549765 U CN 201620549765U CN 205838240 U CN205838240 U CN 205838240U
- Authority
- CN
- China
- Prior art keywords
- speed control
- constant
- slide block
- block
- slideway
- 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- Withdrawn - After Issue
Links
Landscapes
- Escalators And Moving Walkways (AREA)
Abstract
The utility model discloses constant-speed control device, for fire-fighting life-saving, elevator, work high above the ground, catching device, cableway, the fields such as oil mine jacking equipment, including the permanent rotating speed mechanism being connected with reducing gear, described permanent rotating speed mechanism includes the drive block being connected with reducing gear, the slideway along radius outer end opening radially outward it is provided with on drive block, the slide block moved and can be freely rotatable it is equipped with along slideway in slideway, the some fixed speed control blocks in continuous concaveconvex structure that with slide block corresponding matching can promote slide block along slideway move inward corresponding with drive block cylindrical it are uniformly arranged outside drive block.This utility model provides the constant-speed control device of a kind of simple in construction, and constant speed performance is more stable, and device intensity is high, increases the service life.
Description
Technical field
This utility model relates to a kind of machinery, refers in particular to a kind of control dress controlling object constant revolution or motion
Put, for fields such as fire-fighting life-saving, elevator, work high above the ground, catching device, cableway, oil, mines.
Background technology
In producing and living, multiple place relates to from eminence, people or thing are transported to lower.During decline, at gravity
Under effect, people or thing can move downward by acceleration, and as easy as rolling off a log danger occur.So transport people or thing need to use from eminence to lower
To controlling the device that constant speed falls.
At present, the escaping descent control device installed outside skyscraper includes constant-speed control device, general life-escaping slow-landing
Device all uses centrifugal friction mechanism to control speed when high-altitude human body declines, and this organization volume is big, by body weight for humans during decline
Amount limits, and decrease speed is unstable, and the centrifugal friction block in descending lifeline easily causes descending lifeline to lose efficacy because frictional heating is impaired, and
And centrifugal friction block goes out once to enter the easily failure mode such as water, oil, thus cause human casualty accident in escape process.
Patent CN103920253A discloses a kind of high building constant speed descending lifeline, including permanent rotating speed mechanism, planet circular system and folder
Rope wheel component, planet circular system and folder rope wheel component are equivalent to a reducing gear.Planet circular system include external toothing, central gear and
The planetary gear engaged with external toothing and central gear respectively, on center shaft, planetary gear passes through wheel shaft in central gear cross-under
On the spoke of the steel wire rope clip wheel being arranged on folder rope wheel component, and the also cross-under of steel wire rope clip wheel is on center shaft, permanent tachogenerator
Structure is rotated by central gear.Permanent rotating speed mechanism includes fixing with central gear and is connected and cross-under is on center shaft the most jointly
Limited block, limited block is socketed with slide block, and the endoporus of described slide block is the chute being slidably matched with limited block, and the outside of slide block is right
The position answering the length direction of chute is provided with cam, is fixedly installed in the periphery of slide block and is evenly arranged for the center of circle with central shaft
With cam corresponding matching promote the fixed speed control block that slide block slides along limited block.In this technical scheme, utilize folder pulley set
Part and planet circular system transmitting movement, limit by permanent rotating speed mechanism.But this technical scheme is slided in actual use
Easily there is slight crack in block and fixed speed control block, and using effect is undesirable.
Utility model content
This utility model technical issues that need to address are to provide the constant-speed control device of a kind of simple in construction, constant speed performance
More stable, device intensity is high, and safe and reliable, service life is long.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
Constant-speed control device, including the permanent rotating speed mechanism being connected with reducing gear, described permanent rotating speed mechanism includes and slows down
The drive block that mechanism connects, drive block is provided with the slideway along radius outer end opening radially outward, is equipped with in slideway
There is the slide block moved along slideway, outside drive block, be uniformly arranged some with slide block corresponding matching can push away corresponding with drive block cylindrical
The fixed speed control block in continuous concaveconvex structure that movable slider moves inward along slideway.
Further improvement is that of technical solutions of the utility model: the centrage of two adjacent slideways respectively with constant speed control
The salient point of clamp dog is corresponding with concave point.
Further improvement is that of technical solutions of the utility model: described permanent rotating speed mechanism is arranged in cylinder-like shell,
Described fixed speed control block is for being uniformly arranged between drive block and outer casing inner wall and with drive block and outer casing inner wall matched in clearance also
Freely rotatable speed limit roller, at least one speed limit roller is connected by bolt and shell are fixing.
Further improvement is that of technical solutions of the utility model: described speed limit roller is cylinder-shaped bearing roller or circle
Ball bearing ball, described slide block is cylinder-shaped bearing roller or spheroidal bearing ball.
Further improvement is that of technical solutions of the utility model: the diameter of all speed limit rollers is identical.
Further improvement is that of technical solutions of the utility model: described speed limit roller includes the speed limit that two kinds of diameters are different
Roller, the different speed limit roller of diameter is spaced setting successively.
Further improvement is that of technical solutions of the utility model: described speed limit roller is cylinder-shaped bearing roller or circle
Ball bearing ball, described slide block is rectangular structure, and one end that slide block is relative with slide bottom is arcuate structure, slide block and limit
The relative one end of speed roller be arc, trapezoidal, triangular structure any one.
Further improvement is that of technical solutions of the utility model: described speed limit roller is cylinder-shaped bearing roller or circle
Ball bearing ball, described slide block is cylindrical structure, and slide block two ends are chondritic.
Further improvement is that of technical solutions of the utility model: described permanent rotating speed mechanism is arranged in cylinder-like shell,
Described fixed speed control block is the spaced projection being arranged on outer casing inner wall.
Further improvement is that of technical solutions of the utility model: described projection is in arc, trapezoidal or triangle
Any one.
Further improvement is that of technical solutions of the utility model: be radially arranged one or one along drive block in slideway
Above slide block.
Further improvement is that of technical solutions of the utility model: reducing gear include planetary gear, fixing external toothing,
And the planet circular system of the central gear composition that cross-under is on the central shaft being connected with drive block, the planetary gear of planet circular system is installed
In the side of the steel wire rope clip wheel of folder rope wheel component, folder rope wheel component is socketed on center shaft, and central gear is socketed in central shaft
On；Folder rope wheel component, reducing gear, permanent rotating speed mechanism are arranged in shell, near the one of permanent rotating speed mechanism in described shell
Being installed with back shroud on the central shaft of side, folder rope wheel component, reducing gear, permanent rotating speed mechanism are set gradually by after forward direction.
Further improvement is that of technical solutions of the utility model: described external toothing is fixing with shell to be connected, described planet
Gear is arranged on the spoke of steel wire rope clip wheel by wheel shaft；The V shaped wheel groove of lay winding wire ropes, race are set on steel wire rope clip wheel
Sidewall on be shaped with decorative pattern.
Further improvement is that of technical solutions of the utility model: be provided with wind between described back shroud and permanent rotating speed mechanism
Cold, described air-cooled Center-to-Center gear is connected, and air-cooled is provided with multiple heat radiation running through air-cooled thickness
Hole, the air-cooled side corresponding with back shroud is provided perpendicular to the flabellum of air-cooled side.
Further improvement is that of technical solutions of the utility model: also set up between described permanent rotating speed mechanism and planet circular system
Having shaping piece, perseverance rotating speed mechanism is enclosed in shell by back shroud, shell and shaping piece, shell is provided with and cooling oil box phase
The cooling oil-in of connection and cooling oil-out.
Further improvement is that of technical solutions of the utility model: the middle part of described central gear excircle be provided with every
The columned polished rod portion coordinated from sheet, is sealed by sealing ring between described polished rod portion and described shaping piece.
Further improvement is that of technical solutions of the utility model: be also equipped with on the central shaft of back shroud opposite side
The thickness enclosing cover less than 5mm also it is each provided with outside front shroud, front shroud and back shroud.
Owing to have employed technique scheme, the technological progress that this utility model obtains is:
The slide block arranged in slideway on the drive block of constant-speed control device of the present utility model, when drive block rotates,
Slide block outwards throws away along slideway, and collides the fixed speed control block being arranged on around drive block cylindrical, the radial direction of fixed speed control block
Position is relatively-stationary, after therefore slide block encounters the bossing of fixed speed control block, is pushed to again inside, the center of drive block
In direction, so constantly collision progradation, the rotating speed of drive block receives restriction, drive block band movable slider in slideway repeatedly
Motion and with the collision repeatedly of fixed speed control block, according to the coefficient of elasticity principle of material, when collision frequency arrives a ultimate value
Time, in certain time, collision frequency will be fixed up, and fixed speed control block, to one constant resistance of drive block, is the most now gone
Star wheel series is also issued to a stable rotating speed in the drive of drive block, and folder rope wheel component keeps a perseverance together with planet circular system
Fixed rotating speed, reaches the effect of fixed speed control.Being provided with multiple slideway and slide block on drive block, fixed speed control block also has some
It is individual, in therefore the rotating speed of drive block is limited at certain scope.Certainly, the rotating speed of drive block and drive block are arranged deposits
The slideway quantity of slide block is relevant with the quantity of fixed speed control block, therefore movement velocity as required can arrange the big of drive block
Little, deposit the slideway quantity of slide block, and the quantity of fixed speed control block.
Slideway of the present utility model is arranged and the outer end opening of slideway along the radial direction of drive block, rotates at drive block
Time, the slide block in slideway can the most outwards throw away, and contacts with fixed speed control block, and installation of slide track is uniformly distributed,
When can make slide block and symmetrical fixed speed control block collision, drive block each several part uniform stressed so that it is rotate more smooth and easy, be difficult to card
Stagnant, be hardly damaged.
Chute width of the present utility model coordinates with slide block diameter, slide block in slideway can freely rotatable again can edge
Slideway moves, and the fixed speed control block arranged outside drive block is corresponding with the cylindrical of drive block, but will not directly contact with drive block, when
When drive block rotates, slide block moves to slideway outer end under centrifugal action, and a part for slide block can reach outside slideway, now
Slide block can be while rotating with drive block, and with fixed speed control block contact-impact, the bossing of fixed speed control block is again by slide block
Shifting onto in slideway, the velocity of rotation for slowing down with fixed speed control drive block provides may.
The centrage of two slideways adjacent on drive block of the present utility model respectively with the salient point of fixed speed control block and recessed
Point correspondence, in drive block rotation process, its interior all slide blocks all can be displaced outwardly, when in one of them slideway slide block with permanent
Speed control block radial direction high point cantact time, in the slideway adjacent with this slideway slide block be exactly between two fixed speed control blocks
Position (this position is concave point), along with the slide block and the fixed speed control block contacts side surfaces that rotate concave point position of drive block and shift to
High point position, this slide block is pushed back in slideway, so, when slide block stress in a slideway, sliding in its adjacent slideway
Block does not stresses, and owing to slideway and fixed speed control block typically have multiple, the whole circumference of such drive block can be subject to more uniformly
Power.
Fixed speed control block of the present utility model is cylindrical speed limit roller, is also round the slide block of cylindricality, cylinder in slideway
The speed limit roller of shape and slide block, even across multiple impacts, are maintained to original form and mechanical strength, and extension fixture makes
With the life-span, ensure safety and reliability when using.When device is with after after a while, the only speed limit roller of abrasion and
Slide block, the miscellaneous part of device is without replacing, convenience for device maintenance, and maintenance cost is relatively low.Now permanent rotating speed mechanism can set
Putting in cylindric shell, fixed speed control block is uniformly arranged between drive block and outer casing inner wall, speed limit roller and drive block
With outer casing inner wall matched in clearance, therefore speed limit roller can be freely rotatable, so when the slide block in slideway and speed limit roller contact
Time, belong to rolling friction relation, less than the wear extent of sliding friction and resistance, although the diameter of speed limit roller is less than drive block
And the gap between outer casing inner wall, but speed limit roller be docile on the inwall of shell, speed limit roller will not be at radial yield, its
Rate controlling effect will not change.
When speed limit roller is fixed on the fixed position in shell, do not occur circumference to shifting because of the collision of the slide block of drive block
Time dynamic, slowing down and fixed speed control effect is more preferable, therefore speed limit roller can be positioned in shell, but by whole speed limit rollers
Mandrel positions, and manufacturing process can be made complicated, and cost increases, and one of them speed limit roller is only passed through bolt with outer by this utility model
Shell is fixing to be connected (can certainly be symmetrical fix two), and other speed limit roller is due to by shell, drive block external diameter and should
The restriction of fixing speed limit roller, their position is also fixing.
Speed limit roller includes the speed limit roller that diameter is identical or two kinds of diameters are different, and the speed limit roller interval of different-diameter sets
Put, between speed limit roller, form bigger rough pattern, increase slide block frictional resistance produced with the collision of speed limit roller, constant speed
Control effect more excellent.Multiple slide block is set in slideway, increases the slide block collision dynamics to drive block, increasing friction force, constant speed control
Effect processed is more excellent.
Certainly, fixed speed control block of the present utility model can also is that the arcuation being disposed on outer casing inner wall is protruding, two
For the hole of depression between individual projection, now, pit and projection form the circular wave structure along outer casing inner wall, it is possible to many
Individual speed limit roller is the same, plays the same role.
This utility model includes permanent rotating speed mechanism, folder rope wheel component and planet circular system, and planet circular system is by folder rope wheel component
Rotary motion is delivered in permanent rotating speed mechanism, after the steel wire rope clip wheel inner sleeve of folder rope wheel component enters steel wire rope, when pulling steel wire rope
Time, steel wire rope clip wheel can drive reducing gear (planet circular system) and permanent rotating speed mechanism to rotate.This utility model may be used for high building
Fire-fighting life-saving, elevator or cableway, the fixed speed control of mine Transporting equipment, the security protection of work high above the ground, the field such as catching device
On equipment.Permanent rotating speed mechanism of the present utility model, reducing gear (planet circular system), folder rope wheel component are all disposed within enclosure,
During prevention use, external environment condition is on impact of the present utility model, promotes security performance of the present utility model.
The V shaped wheel groove of lay winding wire ropes is set on steel wire rope clip wheel of the present utility model, it is possible to by wire rope tightening, race
Sidewall on decorative pattern can increase frictional force further.
The flabellum arranged on this utility model cover plate, it is possible to the heat that effectively will produce in permanent rotating speed mechanism work process
Dispersion in time is fallen, it is to avoid permanent rotating speed mechanism parts produce adhesion due to high temperature, increase the service life, and improve safety coefficient.And
Using the cold mode of oil to be suitable for elevator or cableway, the fixed speed control of mine Transporting equipment, now, utility model can fix peace
Load connects on the above-described equipment, and perseverance rotating speed mechanism is enclosed in shell by front shroud, shell and shaping piece, forms cooling oil chamber,
This cooling oil chamber is connected with external cooling oil box by oil-in, oil return opening, it is possible to Shi Heng rotating speed mechanism obtains good cold
But, will not generate heat because of longtime running.
One thickness is set outside front shroud and back shroud again less than the enclosing cover of 5mm, thinner thickness, facilitate punching press trade mark and
The information such as word.
Accompanying drawing explanation
Fig. 1 is this utility model STRUCTURE DECOMPOSITION figure；
Fig. 2 is this utility model perseverance rotating speed mechanism, planet circular system and folder rope wheel component structural representation；
Fig. 3 is the permanent rotating speed mechanism structural representation of this utility model embodiment one；
Fig. 4 is the permanent rotating speed mechanism structural representation of this utility model embodiment two；
Fig. 5 is the permanent rotating speed mechanism structural representation of this utility model embodiment three；
Fig. 6 is the permanent rotating speed mechanism one structural representation of this utility model embodiment four；
Fig. 7 is the permanent rotating speed mechanism another kind structural representation of this utility model embodiment four；
Fig. 8 is another structural representation of permanent rotating speed mechanism of this utility model embodiment four；
Fig. 9 is the structural representation of the slideway of the permanent rotating speed mechanism of this utility model embodiment five and six；
Figure 10 is the structural representation of this utility model embodiment five slide block；
Figure 11 is the another kind of structural representation of this utility model embodiment five slide block；
Figure 12 is another structural representation of this utility model embodiment five slide block；
Figure 13 is the structural representation of this utility model embodiment six slide block；
Figure 14 is this utility model air-cooled chip architecture schematic diagram；
Figure 15 is Fig. 9 side view；
Figure 16 is the side view of central gear；
Wherein, 1, central shaft, 2, central gear, 3, drive block, 4, slideway, 5, slide block, 6, shell, 7, speed limit roller, 8,
Bolt, 9, steel wire rope clip wheel, 10, planetary gear, 11, external toothing, 12, front shroud, 13, back shroud, 14, flabellum, 15, isolation
Sheet, 16, enclosing cover, 17, suspension ring, 18, fixing post, 19, steel wire rope guide wheel, 20, air-cooled, 21, louvre, 22, flabellum.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in further details:
Embodiment one:
As shown in accompanying drawing 1,2,3, constant-speed control device, including permanent rotating speed mechanism, folder rope wheel component and connection folder pulley set
Part and the planet circular system of permanent rotating speed mechanism, folder rope wheel component and planet circular system one reducing gear of composition are to being wound on folder rope wheel component
On steel wire rope implement slowing effect.Folder rope wheel component, planet circular system and permanent rotating speed mechanism are all disposed within central shaft 1, and
By in the shell 6 being successively set on cylindrical shape after forward direction, shell 6 rear and front end is installed with front shroud 12 and back shroud 13,
On central shaft 1 simultaneously cross-under centre bore on front shroud 12 and back shroud 13, it is achieved to the carrying of central shaft 1 and fixing.Before
The thickness enclosing cover 16 less than 5mm, being provided centrally with of enclosing cover 16 medial surface also it is each provided with outside cover plate 12 and back shroud 13
The groove corresponding with central shaft 1, groove withstands central shaft 1 and prevents moving axially of central shaft 1, and enclosing cover 16 thickness is relatively simultaneously
Thin, facilitate the information such as punching press trade mark and word.
Folder rope wheel component includes the steel wire rope clip wheel 9 being set on central shaft 1, steel wire rope clip wheel 9 is provided for be wound around
The V shaped wheel groove of steel wire rope, the sidewall of race is shaped with decorative pattern.Steel wire rope clip wheel can also is that sprocket wheel, gear, belt wheel etc. pass simultaneously
Driving wheel, now steel wire rope is also required to make the chain matched with sprocket wheel, gear, belt wheel etc., tooth bar or belt.Planet circular system
The external toothing 11 including 3 planetary gears 10 and engaged with planetary gear 10 and central gear 2.3 planetary gears 10 pass through
Wheel shaft is arranged on the spoke of steel wire rope clip wheel 9, and central gear 2 is set on central shaft 1, in external toothing 11 outer rim and shell 6
Wall matches and realizes fixing.External toothing 11 can be arranged to 4 identical flakes, 4 thin slice superimposed formation external toothings 11.
It is fixedly installed suspension ring 17, with suspension ring on shell 6 excircle in the upper end of external toothing 11 side relative with steel wire rope clip wheel 9
17 corresponding positions arrange opening, and the end of suspension ring 17 is reached by the opening on shell 6 outside shell 6, on suspension ring 17
It is provided with fixing hole, this device can be fixed by fixing hole when using this device.Relative with steel wire rope clip wheel 9 at external toothing 11
Side upper and lower side be further fixed on wire line guide, wire line guide includes two rotating steel wire rope guide wheels
19, it is provided with a cylindrical fixing post 18 between two steel wire rope guide wheels 19, fixing post 18 is fixed on external toothing 11 side
On, one of them steel wire rope guide wheel 19 and fixing post 18 form the import of steel wire rope, another steel wire rope guide wheel 19 and fixing post
The outlet of 18 composition steel wire ropes.
Permanent rotating speed mechanism includes that drive block 3, drive block 3 Center-to-Center gear 2 coordinate, and drive block 3 circumference is evenly equipped with
The U-shaped slideway 4 being radially arranged along drive block 3, slideway 4 along radius radially outward and outer end opening, is equipped with in slideway 4
Slide block 5, slide block 5 is cylinder-shaped bearing roller or spheroidal bearing ball, and slide block 5 can move along slideway 4 and can freely turn
Dynamic.Being additionally provided with fixed speed control block outside drive block 3 circumference, fixed speed control block is continuous concaveconvex structure, fixed speed control block and slide block 5
Corresponding matching can promote slide block 5 to move inward along slideway 4.The centrage of two adjacent slideways 4 respectively with fixed speed control block
Salient point corresponding with concave point, in drive block 3 rotation process, its interior all slide blocks 5 all can be displaced outwardly, when one of them slideway
During the high point cantact of radial direction of slide block in 45 and fixed speed control block, the slide block 5 slideway 4 in adjacent with this slideway 4 is exactly in
Position (this position is concave point) between two fixed speed control blocks, along with the slide block 5 rotating concave point position and the constant speed of drive block 3
Controlling block contacts side surfaces and shift to high point position, this slide block 5 is pushed back in slideway 4, so, when the slide block 5 in a slideway 4
During stress, its adjacent slideway 4 inner slide 5 does not stresses, and owing to slideway 4 and fixed speed control block typically have multiple, so drives
The whole circumference of block 3 can more uniform stress.And slideway 4 is arranged to equally distributed, slide block 5 and symmetrical constant speed can be made
When controlling block collision, drive block 3 each several part uniform stressed so that it is rotate more smooth and easy, be difficult to clamping stagnation, be hardly damaged.
Fixed speed control block can be speed limit roller 7, and speed limit roller 7 is cylinder-shaped bearing roller or the rolling of spheroidal bearing
Pearl, the diameter of speed limit roller 7 is identical, and permanent rotating speed mechanism is arranged in cylinder-like shell 6, and speed limit roller 7 is uniformly arranged on driving
Between block 3 and shell 6 inwall and with drive block 3 and shell 6 inwall matched in clearance.At least one speed limit roller 7 by bolt 8 with
Shell 6 is fixing to be connected, and most preferred mode is to offer circular hole, in circular hole on the speed limit roller 7 that two circumferentially are relative
Being equipped with bolt 8, bolt 8 is penetrated to back shroud 13 by the front shroud 12 of shell 6 always, is fixed by nut.
When drive block 3 rotates, slide block 5 outwards throws away along slideway 4, and collides and be arranged on around drive block 3 cylindrical
Fixed speed control block, the radial position of fixed speed control block is relatively-stationary, and therefore slide block 5 encounters the bossing of fixed speed control block
After, it is pushed to again the center position of the drive block 3 of inside, the most constantly in collision progradation, the rotating speed of drive block 3 receives
Limit, drive block 3 band movable slider 5 in slideway 4 repeatedly motion and with the collision repeatedly of fixed speed control block, according to the elasticity of material
Coefficient principle, when collision frequency arrives a ultimate value, in certain time, collision frequency will be fixed up, fixed speed control block
To 3 one constant resistances of drive block, the most now planet circular system is also issued to stable turning in the drive of drive block 3
Speed, folder rope wheel component keeps a constant rotating speed together with planet circular system, reaches the effect of fixed speed control.Set on drive block 3
Being equipped with multiple slideway 4 and slide block 5, fixed speed control block sags and crests also has several, and therefore the rotating speed of drive block 3 is limited at necessarily
In the range of.
This utility model also includes cooling system, and cooling system can be selected air-cooled, i.e. at back shroud 13 and permanent tachogenerator
Being provided with air-cooled 20 between structure, air-cooled 20 Center-to-Center gears 2 are connected, and air-cooled 20 is provided with multiple heat radiation
Hole 21, louvre 21 runs through the thickness of air-cooled 20, and air-cooled 20 side corresponding with back shroud 13 is evenly equipped with 3 flabellums
22, flabellum 22 is vertically set on the side of air-cooled 20.Central gear 2 drives air-cooled one piece rotation when rotating, pass through flabellum
Heat is quickly dispersed by the rotation of 22.
Cooling system can also select oil cold, arranges one piece of shaping piece 15 between permanent rotating speed mechanism and planet circular system, this
Time selected central gear 2 the middle part of excircle be provided with columned polished rod portion 23, polished rod portion 23 joins with shaping piece 15
Closing, and sealed by sealing ring between polished rod portion 23 and shaping piece 15, therefore back shroud 13, shell 6 and shaping piece 15 are by perseverance
Rotating speed mechanism is enclosed in shell 6, and shell 6 upper end is provided with the cooling oil-in being connected with cooling oil box, and shell lower end sets
Being equipped with the cooling oil-out being connected with cooling oil box (can also be by cooling oil-in and cooling right the setting of oil-out one the first from left
Put, no matter cool down oil-in and what orientation cooling oil-out is arranged on, preferably cool down oil-in and cooling oil-out can be right
Claim to arrange), by the heat flowed into and out in band walking system of oil.
Embodiment two:
As shown in Figure 4, in the present embodiment, the most persevering tachogenerator structure part-structure is different from embodiment one, and remaining is the most identical.
That can be done by the slideway 4 on drive block 3 in the present embodiment is deeper, places two or above slide block 5 in slideway 4.As
This centrifugal force of multiple slide blocks 5 when drive block 3 rotates is bigger, increases the slide block 5 collision dynamics to drive block 3, increases friction
Power, fixed speed control effect is more excellent.For the consideration to this utility model entirety size, if a number of slideway 4 is set, sliding
It is the deepest that road 4 does, and it is the biggest that the diameter of drive block 3 is accomplished by relatively, in order to by this utility model diameter control at zone of reasonableness
It is optimal that the length of inner slide 4 is set to hold two slide blocks 5.Simultaneously if it is intended to come by reducing drive block 3 diameter
Reduce further the size that this utility model is overall, if wanting again to take into account the effect of deceleration, slideway 4 can be made the degree of depth not
Same two kinds, one can hold a slide block 5, and another kind can hold two slide blocks 5, and two kinds of slideways 4 intervals are arranged, so
Arrange and not only can guarantee that the effect of deceleration but also effectively control the size that this utility model is overall.
Embodiment three:
As it is shown in figure 5, this enforcement the most persevering tachogenerator structure is different from embodiment one, remaining is the most identical.The present embodiment limits
Speed roller 7 includes the speed limit roller that two kinds of diameters are different, the speed limit roller 7 interval setting that diameter is different, shape between speed limit roller
Becoming bigger concavo-convex, increasing friction force, fixed speed control effect is more excellent.
Embodiment four:
As shown in Fig. 6,7,8, this enforcement the most persevering tachogenerator structure is different from embodiment one, and remaining is the most identical.The present embodiment
Middle fixed speed control block can also is that the projection being disposed on outer casing inner wall, projection are in arc, trapezoidal or triangle
Any one, wherein optimal choice is arc, and for the hole of depression between two arc convex, now, pit and protruding composition are along outward
The circular wave structure of shell inwall, it is possible to as multiple speed limit rollers, play the same role.
Embodiment five:
Such as Fig. 9,10,11,12, in this enforcement, only slide block is different from embodiment one, and remaining is the most identical.The present embodiment is slided
Road is U-shaped slideway, and slide block 5 is rectangular structure, and slide block 5 one end is and the arcuate structure coordinated bottom slideway 4, slide block 5 another
End is arc, trapezoidal, triangular structure any one.
Embodiment six:
As Fig. 9,13, in this enforcement, only slide block is different from embodiment one, and remaining is the most identical.The present embodiment middle slideway is U
Type slideway, slide block 5 is cylindrical structure, and slide block 5 two ends are all chondritics.
Claims (17)
1. constant-speed control device, including the permanent rotating speed mechanism being connected with reducing gear, it is characterised in that: described permanent rotating speed mechanism bag
Include the drive block (3) being connected with reducing gear, drive block (3) is provided with the slideway along radius outer end opening radially outward
(4), in slideway (4), it is equipped with the slide block (5) moved along slideway, outside drive block (3), is uniformly arranged some and drive block (3)
Cylindrical corresponding with slide block (5) corresponding matching can promote slide block (5) along slideway (4) move inward in continuous concaveconvex structure
Fixed speed control block.
Constant-speed control device the most according to claim 1, it is characterised in that: the centrage of two adjacent slideways (4) divides
Not corresponding with the salient point of fixed speed control block and concave point.
3. according to the constant-speed control device described in any one of claims 1 or 2, it is characterised in that: described permanent rotating speed mechanism sets
Put in cylinder-like shell (6), described fixed speed control block for be uniformly arranged between drive block (3) and shell (6) inwall and with
Drive block (3) and shell (6) inwall matched in clearance freely rotatable speed limit roller (7), at least one speed limit roller (7) passes through
Bolt (8) is fixing with shell (6) to be connected.
Constant-speed control device the most according to claim 3, it is characterised in that: described speed limit roller (7) is cylinder-shaped bearing
Roller or spheroidal bearing ball, described slide block (5) is cylinder-shaped bearing roller or spheroidal bearing ball.
Constant-speed control device the most according to claim 4, it is characterised in that: the diameter of all speed limit rollers (7) is identical.
Constant-speed control device the most according to claim 4, it is characterised in that: described speed limit roller (7) includes two kinds of diameters
Different speed limit rollers, the different speed limit roller (7) of diameter is spaced setting successively.
Constant-speed control device the most according to claim 3, it is characterised in that: described speed limit roller (7) is cylinder-shaped bearing
Roller or spheroidal bearing ball, described slide block (5) is rectangular structure, one end that slide block (5) is relative with slideway (4) bottom
For arcuate structure, one end that slide block (5) is relative with speed limit roller (7) be arc, trapezoidal, triangular structure any one.
Constant-speed control device the most according to claim 3, it is characterised in that: described speed limit roller (7) is cylinder-shaped bearing
Roller or spheroidal bearing ball, described slide block (5) is cylindrical structure, and slide block (5) two ends are chondritic.
9. according to the constant-speed control device described in any one of claims 1 or 2, it is characterised in that: described permanent rotating speed mechanism sets
Putting in cylinder-like shell (6), described fixed speed control block is the spaced projection being arranged on shell (6) inwall.
Constant-speed control device the most according to claim 9, it is characterised in that: described projection is arc, trapezoidal or triangle
Any one in shape.
11. constant-speed control devices according to claim 1, it is characterised in that: radially set along drive block (3) in slideway (4)
Put one or more than one slide block (5).
12. constant-speed control devices according to claim 1, it is characterised in that: reducing gear includes planetary gear (10), consolidates
The planetary gear that fixed external toothing (11) and cross-under central gear (2) on the central shaft (1) being connected with drive block (3) form
System, the planetary gear (10) of planet circular system is arranged on the side of the steel wire rope clip wheel (9) of folder rope wheel component, folder rope wheel component socket
On central shaft (1), central gear (2) is socketed on central shaft (1)；Folder rope wheel component, reducing gear, permanent rotating speed mechanism are all provided with
Put in shell (6), in described shell (6), on the central shaft (1) of the side of permanent rotating speed mechanism, be installed with back shroud
(13), folder rope wheel component, reducing gear, permanent rotating speed mechanism are set gradually by after forward direction.
13. constant-speed control devices according to claim 12, it is characterised in that: described external toothing (11) is solid with shell (6)
Fixed connection, described planetary gear (10) is arranged on the spoke of steel wire rope clip wheel (9) by wheel shaft；Steel wire rope clip wheel sets on (9)
Put the V shaped wheel groove of lay winding wire ropes, the sidewall of race is shaped with decorative pattern.
14. constant-speed control devices according to claim 12, it is characterised in that: described back shroud (13) and permanent rotating speed mechanism
Between be provided with air-cooled (20), described air-cooled (20) Center-to-Center gear (2) is connected, and air-cooled (20) are upper to be arranged
Having multiple louvre (21) running through air-cooled (20) thickness, air-cooled (20) side corresponding with back shroud (13) is provided with
It is perpendicular to the flabellum (22) of air-cooled (20) side.
15. constant-speed control devices according to claim 12, it is characterised in that: described permanent rotating speed mechanism and planet circular system it
Between be additionally provided with shaping piece (15), perseverance rotating speed mechanism is enclosed in shell (6) by back shroud (13), shell (6) and shaping piece (15)
In, shell (6) is provided with the cooling oil-in being connected with cooling oil box and cooling oil-out.
16. constant-speed control devices according to claim 15, it is characterised in that: in described central gear (2) excircle
Portion is provided with the columned polished rod portion (23) coordinated with shaping piece (15), described polished rod portion (23) and described shaping piece (15) it
Between sealed by sealing ring.
17. constant-speed control devices according to claim 12, it is characterised in that: with the center of back shroud (13) opposite side
It is also equipped with front shroud (12), front shroud (12) and back shroud (13) outside on axle and is also each provided with a thickness less than 5mm's
Enclosing cover (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620549765.5U CN205838240U (en) | 2016-06-08 | 2016-06-08 | Constant-speed control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620549765.5U CN205838240U (en) | 2016-06-08 | 2016-06-08 | Constant-speed control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205838240U true CN205838240U (en) | 2016-12-28 |
Family
ID=57623000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620549765.5U Withdrawn - After Issue CN205838240U (en) | 2016-06-08 | 2016-06-08 | Constant-speed control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205838240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936454A (en) * | 2016-06-08 | 2016-09-14 | 石家庄君安消防设备科技有限公司 | Constant speed control device |
-
2016
- 2016-06-08 CN CN201620549765.5U patent/CN205838240U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936454A (en) * | 2016-06-08 | 2016-09-14 | 石家庄君安消防设备科技有限公司 | Constant speed control device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101262908B (en) | Belayer/descender safety device | |
| CN201775880U (en) | High-sensitivity life-saving descent control device | |
| CN100515914C (en) | Electric winch pyramidal face brake apparatus | |
| CN205838240U (en) | Constant-speed control device | |
| CN104043207A (en) | Chain type tall building fire hazard life escaping device | |
| CN103920252A (en) | Slow descent protector | |
| CN105936454B (en) | Constant-speed control device | |
| CN112569489A (en) | Gear damping body slowly falls device | |
| CN204121629U (en) | A kind of descending lifeline | |
| CN106586788A (en) | Conversion device for vertically-lifting elevator and escape capsule | |
| CN209621894U (en) | Constant speed ramp-down device | |
| CN203196150U (en) | Chained high-rise fire hazard escape device | |
| EP3290149B1 (en) | A sheave knurling tool and method of operating | |
| CN110917514B (en) | Automatic slow descending device | |
| CN103920253B (en) | A kind of high building constant speed descending lifeline | |
| CN101869743B (en) | Multifunctional escaping descent control device | |
| US20160304320A1 (en) | Hoisting system with increased available traction | |
| CN211935218U (en) | High-altitude slow-descending speed change device | |
| CN104190008A (en) | Positive-pressure descent control device | |
| CN203763688U (en) | High-rise constant-speed descent control device | |
| CN114100013B (en) | Friction and impact type descent control device damping device | |
| CN106334278B (en) | High-rise escape device and backpack using same | |
| CN115554624B (en) | Contact descent control device | |
| SU825448A1 (en) | Movable sheave lining | |
| CN109915506A (en) | Constant speed ramp-down device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161228 Effective date of abandoning: 20171215 |