CN101643172B - Adjustable cord driving and switching mechanism of mine hoist - Google Patents
Adjustable cord driving and switching mechanism of mine hoist Download PDFInfo
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- CN101643172B CN101643172B CN2009100660157A CN200910066015A CN101643172B CN 101643172 B CN101643172 B CN 101643172B CN 2009100660157 A CN2009100660157 A CN 2009100660157A CN 200910066015 A CN200910066015 A CN 200910066015A CN 101643172 B CN101643172 B CN 101643172B
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Abstract
The invention discloses an adjustable cord driving and switching mechanism of a mine hoist, comprising a walking drum web plate, a walking drum left hub, a gear sleeve, a cover, a gear, a triple coil spring, a spherical bearing, a pressure cavity, a main shaft, and the like and characterized by being controlled by hydraulic pressure and finishing the disengaging and engaging action by oil pressure thrust and the deformation force of the coil spring. The invention improves the barometric control of an original adjustable cord driving and switching mechanism into hydraulic control, integrates control sources of a brake system and an adjustable cord driving and switching mechanism into a hydraulic station, thoroughly discards an original barometric system, utilizes the functions of the hydraulic station and also achieves automatic cord adjustment, equipment simplification, simple and convenient operation, short modification period and time and labor saving.
Description
Technical field
The present invention relates to a kind of mine hoist system art, particularly relate to a kind of adjustable cord driving and switching mechanism of mine hoist.
Background technology
China introduces a collection of Czech the sixties in last century and produces the 4m double-drum hoist, and the sixties China copied out KJ type gig, this type of gig still uses continuing at present mostly.This batch gig adopts be air operated control be the brake system in braking force source with the weight, and the accent rope of air operated control displacement mechanism, this accent rope displacement mechanism is also referred to as adjustable cord driving and switching mechanism.This KJ type gig equipment adjustable cord driving and switching mechanism as shown in Figure 1.
This adjustable cord driving and switching mechanism mainly is nested with converting mechanism cylinder 5, gear 6, gas delivery header 8, three cover dish-type springs 9 etc. by the reel left wheel hub 2 that moves about, tooth cover 3, lid 4, three and forms.Three are nested with converting mechanism cylinder 5 is distributed on and covers on 4, and three cover dish-type springs 9 also are distributed on and cover on 4.Gear 6 is connected with main shaft by tangential key 7, and the reel left wheel hub 2 that moves about is bearing on the main shaft by sphere bearing shell 10, and and the reel disc 1 of moving about be in the same place by bolted connection, tooth overlaps 3 and cover 4 and pass through bolted connection together.During normal operation, the reel left wheel hub 2 that moves about, gear 6 all mesh with tooth cover 3, and adjustable cord driving and switching mechanism is the state that closes.When needs are transferred rope, pressurized air from source of the gas enters spindle hole gas circuit 16 by gas delivery header 8, pass through gas circuit distributing box 12 then, be divided into three the tunnel and lead to cylinder, under the pressurized air effect, 9 compressions of dish-type spring, make and cover 4 drive tooth covers 3 to left dislocation, when displacement cogs width greater than the reel left wheel hub 2 that moves about, adjustable cord driving and switching mechanism is just thrown off, the this moment and the reel left wheel hub 2 that moves about that reel disc 1 is connected as a single entity that moves about keep static, and main shaft drives other part and continues to rotate, and making moves about relatively rotates between reel and the dead block.After transferring rope to finish, air pressure descends, and dish-type spring 9 returns to free state from compression, promote cover 4 and tooth overlap 3 displacements to the right, and then be meshed with the reel left wheel hub 2 that moves about, adjustable cord driving and switching mechanism closes.
Along with the requirement of Safety of Coal Mine Production to brake system improves constantly, this type of gig has carried out technological change successively.Original brake system by air operated control is replaced by new-type disc brake system by Hydraulic Station control, and the adjustable cord driving and switching mechanism of original equipment is still by air operated control, though so still can not break away from original pressure system through transforming, equipment is also unreduced.And original equipment is in transferring the rope process, and compressed-air actuated pressure variation, on off mode are controlled by the special air valve of a cover, equipment link complexity, and the trouble point is many, and maintenance is big.Therefore, need a kind of adjustable cord driving and switching mechanism of mine hoist of controlling by Hydraulic Station, can farthest address these problems.
Summary of the invention
Technical matters to be solved by this invention is the technical matters at the adjustable cord driving and switching mechanism existence of original equipment, designed a kind of adjustable cord driving and switching mechanism of mine hoist, the air pressure control of former adjustable cord driving and switching mechanism is improved to fluid control, thereby Hydraulic Station is all unified to be in the control source that makes brake system and adjustable cord driving and switching mechanism, thoroughly thrown original pressure system away, utilize the function of Hydraulic Station, also can realize automatically transferring rope, make simplified equipment, easy and simple to handle, time saving and energy saving.
In order to reach the purpose that solves the problems of the technologies described above, the present invention has adopted following technical scheme: a kind of adjustable cord driving and switching mechanism of mine hoist of the present invention, comprise the reel disc that moves about, the reel left wheel hub moves about, the tooth cover, lid, gear, three cover dish-type springs, the sphere bearing shell, pressure chamber, main shaft etc., be characterised in that described adjustable cord driving and switching mechanism of mine hoist controlled by hydraulic pressure, control block hydraulic unit with comprises the displacement oil cylinder, the oil circuit distributing box, the first and second hydraulic screw switches, sealing head, oil pipe line, Hydraulic Station is formed, pressure oil from Hydraulic Station passes through the first and second hydraulic screw switches, sealing head, enter the spindle hole oil circuit, pass through pipe joint again, distributing box, one is divided into three enters the displacement oil cylinder, by the deformation force of oil pressure thrust and dish-type spring, finish disengagement of transferring rope switching mechanism and the action of closing.
A kind of adjustable cord driving and switching mechanism of mine hoist of the present invention, concrete technical scheme is: described displacement oil cylinder is made up of oil cylinder, oil cylinder cover, piston, adaptor union etc., oil cylinder and oil cylinder cover pass through bolted connection together, and the twice O-ring seals is set between oil cylinder and oil cylinder cover.The further optimized technical scheme of above-mentioned concrete technical scheme can be to adopt Y between piston and the oil cylinder
XThe shape seal ring, piston upper oil hole installing adaptor union links to each other with oil circuit.Mounting means, oad and the interface size of displacement oil cylinder all are consistent with former cylinder, and the displacement oil cylinder is installed in former cylinder location, and the stroke of oil cylinder piston is also consistent with former steam cylinder piston stroke.
A kind of adjustable cord driving and switching mechanism of mine hoist of the present invention, concrete technical scheme can also be: described sealing head is by inner rotary body, lid, the bearing a set of cups, lubricating cup, outward turning composition such as turn, two antifriction-bearing boxs of installing between inner rotary body and the bearing a set of cups, lid, outward turning is turned and all is connected with the bearing a set of cups, make outward turning turn and inner rotary body between can rotate mutually, the inner rotary body of sealing head is captiveed joint with main shaft, outward turning is turned and is captiveed joint with the second hydraulic screw switch and pipeline, during normal operation, inner rotary body rotates with main shaft, turn with the second hydraulic screw switch and the outward turning of pipeline bonded assembly and to keep static, utilize the spindle hole and the positioning spigot of original equipment, the inner rotary body afterbody is extend into spindle hole inside.Described spindle hole is when using fluid control, simultaneously also as the spindle hole oil circuit; When using air pressure control, simultaneously as the spindle hole gas circuit.Technical scheme can be installing 2 roads sealing between the inner rotary body of described sealing head and the spindle hole more specifically, guarantees excellent sealing performance; Technical scheme also can be to adopt the antifriction-bearing box supporting between the inside and outside swivel of described sealing head more specifically, reducing friction and wear, and rotates the position relatively at inside and outside swivel and installs wear-resisting copper sheathing, in case it is excessive to wear and tear, can be changed; Technical scheme can also be that described antifriction-bearing box adds lubricator cup more specifically, is used for guaranteeing to lubricate well, stays inspection door on roller bearing end cap, can observe the situation of sealing head at any time, install the second hydraulic screw switch at the sealing head front end, the cut-off pressure oil sources is convenient to maintenance at any time.
Can interosculate between these concrete technical schemes, thereby reach better technique effect.
Because adopt aforesaid technical scheme, a kind of adjustable cord driving and switching mechanism of mine hoist of the present invention has following preceence:
One, the control source of brake system and adjustable cord driving and switching mechanism is all unified to be the Hydraulic Station centralized control, and equipment is greatly simplified, the total system compact conformation.
Two, the transformation cycle short, only need three displacements of processing oil cylinders, a cover sealing head, some connection oil pipes to finish, be fit to the high efficiency manufacturing schedule in colliery.
Three, installing hydraulic screw switch can cut off oil sources at any time, is convenient to letter and repaiies, and can utilize the Hydraulic Station function to realize transferring automatically rope, and is easy and simple to handle.
Description of drawings
Fig. 1 is the adjustable cord driving and switching mechanism of mine hoist of air operated control.
Among the figure, 1 is the reel disc that moves about, and 2 are the reel left wheel hub that moves about, 3 is the tooth cover, and 4 are lid, and 5 are displacement mechanism cylinder, 6 is gear, and 7 is tangential key, and 8 is gas delivery header, 9 is the dish-type spring, and 10 is the sphere bearing shell, and 11 is air pipe, 12 is the gas circuit distributing box, and 13 is compressed air source, and 14 is pressure chamber, 15 is main shaft, and 16 is the spindle hole gas circuit.
Fig. 2 is the adjustable cord driving and switching mechanism of mine hoist of fluid control.
Among the figure, 1 is the reel disc that moves about, and 2 are the reel left wheel hub that moves about, and 3 is the tooth cover, and 4 are lid, and 6 is gear, and 7 is tangential key, and 9 is the dish-type spring, and 10 is the sphere bearing shell, and 14 is pressure chamber, and 15 is main shaft.21 are the displacement oil cylinder, and 22 is the oil circuit distributing box, and 23 and 24 are respectively the first and second hydraulic screw switches, and 25 is sealing head, and 26 is roller bearing end cap, and 27 is oil pipe line, and 28 is Hydraulic Station, and 29 is the spindle hole oil circuit.
Fig. 3 is the constructional drawing of displacement oil cylinder.
Among the figure, 31 is oil cylinder, and 32 is oil cylinder cover, and 33 is the O RunddichtringO, and 34 is the YX RunddichtringO.35 is piston, and 36 is adaptor union.
Fig. 4 is the sealing head constructional drawing.
Among the figure, 41 is inner rotary body, and 42 are lid, and 43 is the bearing a set of cups, and 44 is lubricating cup, and 45 is antifriction-bearing box, and 46 turn for outward turning, and 47 is the inner rotary body afterbody, and 48 is copper sheathing.
The specific embodiment
As Fig. 2,3, shown in 4: a kind of adjustable cord driving and switching mechanism of mine hoist of the present invention, the pressure oil that is provided by Hydraulic Station passes through the first hydraulic screw switch 23 and the second hydraulic screw switch 24 and sealing head 25, enter spindle hole oil circuit 29, pass through pipe joint again, oil circuit distributing box 22, one is divided into three enters hyperphoric oil cylinder 21, this moment replace oil cylinder 21 under the effect of oil pressure thrust to left dislocation, make 9 compressions of dish-type spring simultaneously, with tooth cover 3 in lid 4 lead agencies that link together of displacement oil cylinder 21 to left dislocation, when displacement cogs width greater than the reel left wheel hub 2 that moves about, adjustable cord driving and switching mechanism is thrown off, the reel that moves about is static relatively, this moment, tooth cover 3 still was the state that closes with gear 6, was connected with main shaft 15 by tangential key 7, and main shaft 15 drives dead block and other part continues to rotate.After waiting to transfer rope to finish, Hydraulic Station 28 oil pressure descend, dish-type spring 9 returns to free state from compression, promote cover 4 and tooth overlap 3 displacements to the right, enter engagement with the gear on the reel left wheel hub 2 that moves about, adjustable cord driving and switching mechanism closes, and main shaft 15, the reel that moves about, dead block are synchronized with the movement at this moment, transfers the rope process to finish.
Claims (5)
1. adjustable cord driving and switching mechanism of mine hoist, comprise the reel disc (1) that moves about, reel left wheel hub (2) moves about, tooth cover (3), lid (4), gear (6), three cover dish-type springs (9), sphere bearing shell (10), pressure chamber (14), main shaft (15), be characterised in that: described adjustable cord driving and switching mechanism of mine hoist is controlled by hydraulic pressure, control block hydraulic unit with comprises displacement oil cylinder (21), oil circuit distributing box (22), the first hydraulic screw switch (23) and the second hydraulic screw switch (24), sealing head (25), oil pipe line (27), Hydraulic Station (28) is formed, from the pressure oil of Hydraulic Station (28) by the first hydraulic screw switch (23) and and the second hydraulic screw switch (24), sealing head (25), enter spindle hole oil circuit (29), pass through pipe joint again, oil circuit distributing box (22), one is divided into three enters displacement oil cylinder (21), by the deformation force of oil pressure thrust and dish-type spring (9), finish the disengagement of adjustable cord driving and switching mechanism and the action of closing.
2. according to the described a kind of adjustable cord driving and switching mechanism of mine hoist of claim 1, it is characterized in that: described displacement oil cylinder (21) is made up of oil cylinder (31), oil cylinder cover (32), piston (35), adaptor union (37), oil cylinder and oil cylinder cover pass through bolted connection together, and the twice O-ring seals is set between oil cylinder and oil cylinder cover.
3. according to the described a kind of adjustable cord driving and switching mechanism of mine hoist of claim 1, it is characterized in that: described sealing head (25) is by inner rotary body (41), lid (42), bearing a set of cups (43), lubricating cup (44), the outward turning compositions such as (46) of turning, installing two antifriction-bearing boxs (45) between inner rotary body (41) and the bearing a set of cups (43), lid (42), outward turning turn (46) all be connected with bearing a set of cups (43), make outward turning turn (46) and inner rotary body (41) between can rotate mutually, the inner rotary body (41) of sealing head (25) is captiveed joint with main shaft (15), outward turning turn (46) captive joint with the second hydraulic screw switch (24) and pipeline, during normal operation, inner rotary body (41) rotates with main shaft, with hydraulic screw switch (24) and the outward turning of pipeline bonded assembly turn (46) keep static, utilize spindle hole and positioning spigot, inner rotary body afterbody (47) is extend into spindle hole inside.
4. according to the described a kind of adjustable cord driving and switching mechanism of mine hoist of claim 3, it is characterized in that: the inner rotary body (41) of described sealing head (25) and outward turning are turned and are adopted antifriction-bearing box (45) supporting between (46), rotate the position relatively at inside and outside swivel and install wear-resisting copper sheathing (48).
5. according to the described a kind of adjustable cord driving and switching mechanism of mine hoist of claim 3, it is characterized in that: described antifriction-bearing box (45) adds lubricator cup, on roller bearing end cap (26), stay inspection door, install the second hydraulic screw switch (24) at sealing head (25) front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100660157A CN101643172B (en) | 2009-08-21 | 2009-08-21 | Adjustable cord driving and switching mechanism of mine hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100660157A CN101643172B (en) | 2009-08-21 | 2009-08-21 | Adjustable cord driving and switching mechanism of mine hoist |
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| CN101643172A CN101643172A (en) | 2010-02-10 |
| CN101643172B true CN101643172B (en) | 2011-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100660157A Active CN101643172B (en) | 2009-08-21 | 2009-08-21 | Adjustable cord driving and switching mechanism of mine hoist |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555674B (en) * | 2014-12-08 | 2016-07-06 | 中信重工机械股份有限公司 | A kind of manually axial gear-wheel gear-ring formula adjusts rope arrangement of clutch |
| CN115143203B (en) * | 2022-05-17 | 2024-05-28 | 中信重工机械股份有限公司 | Multifunctional oil conveying device for single-rope double-drum winding type elevator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2181493Y (en) * | 1993-11-14 | 1994-11-02 | 平阳县机械研究所 | Small lift |
| CN2265362Y (en) * | 1996-01-20 | 1997-10-22 | 施坚柏 | Integral scaffolding lifter |
| CN2561754Y (en) * | 2002-08-07 | 2003-07-23 | 刘建萍 | Rope regulating clutch of cage winding system |
| CN2815998Y (en) * | 2005-06-19 | 2006-09-13 | 平阳县东风通用设备厂 | Dragging machine for building crane |
-
2009
- 2009-08-21 CN CN2009100660157A patent/CN101643172B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2181493Y (en) * | 1993-11-14 | 1994-11-02 | 平阳县机械研究所 | Small lift |
| CN2265362Y (en) * | 1996-01-20 | 1997-10-22 | 施坚柏 | Integral scaffolding lifter |
| CN2561754Y (en) * | 2002-08-07 | 2003-07-23 | 刘建萍 | Rope regulating clutch of cage winding system |
| CN2815998Y (en) * | 2005-06-19 | 2006-09-13 | 平阳县东风通用设备厂 | Dragging machine for building crane |
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| Publication number | Publication date |
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| CN101643172A (en) | 2010-02-10 |
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