CN110422720A - Vertical-lift full-range over speed protects system - Google Patents
Vertical-lift full-range over speed protects system Download PDFInfo
- Publication number
- CN110422720A CN110422720A CN201910769770.5A CN201910769770A CN110422720A CN 110422720 A CN110422720 A CN 110422720A CN 201910769770 A CN201910769770 A CN 201910769770A CN 110422720 A CN110422720 A CN 110422720A
- Authority
- CN
- China
- Prior art keywords
- pressure roller
- steel cable
- steel band
- hoisting
- electromagnetic switch
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 70
- 239000010959 steel Substances 0.000 claims abstract description 70
- 230000002265 prevention Effects 0.000 claims abstract description 8
- 230000001737 promoting effect Effects 0.000 claims abstract description 4
- 230000001960 triggered effect Effects 0.000 claims abstract 2
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/24—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by acting on guide ropes or cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The present invention relates to a kind of vertical-lift full-range over speed to protect system, including perpendicular lifting apparatus, and the perpendicular lifting apparatus includes hoisting container and the hoisting gear for promoting hoisting container, is additionally provided with collision prevention girders right above the hoisting container；The system further includes steel band type brake apparatus, steel cable break catching apparatus and controller, and the steel band type brake apparatus is fixedly mounted in collision prevention girders, and the steel band lower end of the steel band type brake apparatus is connected with braking steel cable；The steel cable break catching apparatus is mounted on hoisting container, and the steel cable break catching apparatus is used for catch brake steel cable, and the steel cable break catching apparatus is triggered by electromagnetic switch；The hoisting gear is equipped with the speed encoder for measuring hoisting gear revolving speed, and the speed encoder is connect with controller, and the controller is also connect with electromagnetic switch, and the controller is used for the rate signal control electromagnetic switch according to speed encoder.For to the timely processing system after appearance hypervelocity phenomenon in vertical-lift transport.
Description
Technical field
The invention patent relates to a kind of vertical-lift full-range over speed to protect system, is applied in vertical hoisting system, such as:
Pit gear technical field elevator lifting system.
Background technique
There are several safeguard measures: safeguard measure when a, pulleying in the vertical hoisting system of mine, b, single rope friction mention
In the system of liter, pass through catching device safeguard measure after disconnected rope.Both the above safeguard measure is the protection after accident condition, some
The above-mentioned safeguard measure of exceedingly odious accident condition can not effective protection, it is necessary to have a kind of guarantor that occurs exceeding the speed limit and just start immediately
Shield measure has just been solved when accident condition does not expand.
Chinese utility model patent " vertical-lift system overwind distance internal plastic non-return buffer unit " application number:
02278140.4 (patentee be our company legal person), to changing in steel band type buffer unit by the way of gradually loading
Into reducing impact load when braking, considerably increase stationarity and safety in braking process.Steel band type braking method
It has been mature braking pattern at present.Chinese invention patent " rope type flexible hoisting overspeed overtravel protection buffering braking system " application
Number: 200810197626.0 (patentee is our company), mainly by mechanical to realization after detecting hypervelocity in lifting system
Catch brake system, what is arrested due to it is main boom hoist cable, arrest to the boom hoist cable of high-speed cruising being possible to
Secondary security risk is brought, and highly difficult, this lifting system conversion is implemented to arresting for the wirerope of high-speed cruising
It is larger at product difficulty.
Summary of the invention
The purpose of the present invention is to provide a kind of vertical-lift full-range over speed to protect system, for working as to vertical-lift transport
The middle timely processing system occurred after hypervelocity phenomenon.
To achieve the above object, the technical solution used in the present invention is:
A kind of vertical-lift full-range over speed protection system, including perpendicular lifting apparatus, the perpendicular lifting apparatus include mentioning
Container 1 and the hoisting gear 2 for promoting hoisting container 1 are risen, is additionally provided with collision prevention girders 3 right above the hoisting container 1；Its feature
Be: the system further includes steel band type brake apparatus 4, steel cable break catching apparatus 9 and controller 8, and the steel band type brake apparatus 4 is solid
In collision prevention girders 3,5 lower end of steel band of the steel band type brake apparatus 4 is connected with braking steel cable 6 for Dingan County；The steel cable is arrested
Device 9 is mounted on hoisting container 1, and the steel cable break catching apparatus 9 is used for catch brake steel cable 6, and the steel cable break catching apparatus 9 is logical
Cross the triggering of electromagnetic switch 10；The hoisting gear 2 is equipped with the speed encoder 7 for measuring 2 revolving speed of hoisting gear, the speed
Degree encoder 7 is connect with controller 8, and the controller 8 is also connect with electromagnetic switch 10, and the controller 8 is used for according to speed
The rate signal control electromagnetic switch 10 of encoder 7.
Further, the steel band type brake apparatus 4 is equipped with the first pressure roller 41, the second pressure roller 42 and third pressure roller 43,
Arrangement, the third pressure roller 43 are arranged in the first pressure roller 41 and the second pressure vertically for first pressure roller 41 and the second about 42 pressure roller
Between roller 42, the steel band 5 successively forms a C from top to bottom around the first pressure roller 41, third pressure roller 43 and the second pressure roller 42
Type deformation.
Further, the 4th pressure roller 44, the 4th pressure roller 44 and the first pressure are additionally provided on the steel band type brake apparatus 4
Steel band 5 is clipped in the middle by 41 horizontal symmetrical of roller arrangement, the 4th pressure roller 44 with the first pressure roller 41.
Further, the steel cable break catching apparatus 9 includes transmission mechanism and lockable mechanism, and the transmission mechanism includes driving lever
91 and electromagnetic switch 10, the middle part of the driving lever 9 connect by shaft 92 with hoisting container 1, and the fixation of electromagnetic switch 10 is pacified
On hoisting container 1, described 9 one end of driving lever is hinged with a link block 93, and the link block 93 is connect with electromagnetic switch 10, institute
The other end for stating driving lever 9 is also connect by drawing high spring 94 with hoisting container 1；The lockable mechanism includes fixed voussoir 95 and lives
Dynamic voussoir 96, the fixed voussoir 95 are fixed on hoisting container 1, and the fixed voussoir 95 offers a conical through-hole, described
Movable wedge 96 is two pieces, and two pieces of movable wedges 96 collectively constitute the taper clamping jaw to match with conical through-hole, two pieces of work
Dynamic voussoir 96 is inserted in conical through-hole, and the braking steel cable 6 is across conical through-hole and is located at two pieces of movable wedges 96；Often
The lower part of block movable wedge 96 is designed with connecting hole 97, and the driving lever 91 is located at the end for drawing high 94 one end of spring while being inserted in two
In the connecting hole 97 of block movable wedge 96.
The invention has the benefit that it is the configuration of the present invention is simple, easy for installation, can have to various vertical hoisting systems
Accident is found and is disposed immediately once there is hypervelocity phenomenon starting protection system immediately by the protection of effect.The present invention has knot
Many advantages, such as structure reasonable, easy for installation, safe and reliable, practical strong operability is appointing for the appearance in vertical hoisting system
What hypervelocity accident provides reliable guarantee.Speed encoder is the detection system that hoisting gear carries, and need to be only transmitted to signal
Controller, it is reliable and stable.
Detailed description of the invention
Fig. 1 is the overall structure diagram that vertical-lift full-range over speed protects system.
Fig. 2 is the structural schematic diagram of steel band type brake apparatus.
Fig. 3 is the structural schematic diagram of steel cable break catching apparatus.
Fig. 4 is the A of Fig. 3 to schematic diagram.
In figure: hoisting container 1, hoisting gear 2, collision prevention girders 3, steel band type brake apparatus 4, the first pressure roller 41, the second pressure roller
42, third pressure roller 43, the 4th pressure roller 44, steel band 5, braking steel cable 6, speed encoder 7, controller 8, steel cable break catching apparatus 9, group
Bar 91, shaft 92, link block 93 draw high spring 94, fixed voussoir 95, movable wedge 96, connecting hole 97, electromagnetic switch 10.
Specific embodiment
For a better understanding of the present invention, technical solution of the present invention is done further below with reference to embodiment and attached drawing
Explanation.
As shown in Figure 1, a kind of vertical-lift full-range over speed protects system, including perpendicular lifting apparatus, the vertical-lift
Device includes hoisting container 1 and the hoisting gear 2 for promoting hoisting container 1, is additionally provided with anticollision right above the hoisting container 1
Beam 3, the hoisting gear 2 are equipped with the speed encoder 7 for measuring 2 revolving speed of hoisting gear.
The system further includes steel band type brake apparatus 4, steel cable break catching apparatus 9 and controller 8:
As shown in Fig. 2, the steel band type brake apparatus 4 is fixedly mounted in collision prevention girders 3, the steel band type brake apparatus 4
It is equipped with the first pressure roller 41, the second pressure roller 42 and third pressure roller 43, first pressure roller 41 and the vertical cloth of about 42 the second pressure roller
It sets, the third pressure roller 43 is arranged between the first pressure roller 41 and the second pressure roller 42, and the steel band 5 is from top to bottom successively around the
One pressure roller 41, third pressure roller 43 and the second pressure roller 42 form a c-type deformation, and 5 lower end of steel band is connected with braking steel cable 6；
The 4th pressure roller 44 is additionally provided on the steel band type brake apparatus 4, the 4th pressure roller 44 and 41 horizontal symmetrical of the first pressure roller are arranged,
Steel band 5 is clipped in the middle by the 4th pressure roller 44 with the first pressure roller 41.
As shown in Figure 3,4, the steel cable break catching apparatus 9 is mounted on hoisting container 1, and the steel cable break catching apparatus 9 is used for
Catch brake steel cable 6, the steel cable break catching apparatus 9 include transmission mechanism and lockable mechanism, and the transmission mechanism includes driving lever 91
It is connect by shaft 92 with hoisting container 1 with the middle part of electromagnetic switch 10, the driving lever 9, the electromagnetic switch 10 is fixedly mounted
On hoisting container 1, described 9 one end of driving lever is hinged with a link block 93, and the link block 93 connects with electromagnetic switch 10 (electromagnetism)
It connects, the other end of the driving lever 9 is also connect by drawing high spring 94 with hoisting container 1；The lockable mechanism includes fixed voussoir
95 and movable wedge 96, the fixed voussoir 95 be fixed on hoisting container 1, it is logical that the fixed voussoir 95 offers a taper
Hole, the movable wedge 96 are two pieces, and two pieces of movable wedges 96 collectively constitute the taper clamping jaw to match with conical through-hole,
Two pieces of movable wedges 96 are inserted in conical through-hole, and the braking steel cable 6 passes through conical through-hole and is located at two pieces of movable wedges 96
Between；The lower part of every piece of movable wedge 96 is designed with connecting hole 97, and the driving lever 91 is same positioned at the end for drawing high 94 one end of spring
When be inserted in the connecting hole 97 of two pieces of movable wedges 96.
As shown in Figure 1, the controller 8 is PLC or single-chip microcontroller, with the wired or wireless connection of speed encoder 7, the control
Device 8 processed is also connect with electromagnetic switch 10 by conducting wire, and the controller 8 is used for the speed signal (hypervelocity according to speed encoder 7
Signal) control electromagnetic switch 10.
Application range of the invention: the perpendicular lifting apparatus includes mine, elevator etc..
Protection process of the invention and working principle: hoisting gear 2 drives 1 normal hoisting of hoisting container, when exceeding the speed limit
When phenomenon, the speed encoder 7 on winch main shaft issues overspeed signal, and sends controller 8 to, and controller 8 is opened by electric wire
Dynamic electromagnetic switch 10, electromagnetic switch 10 and link block 93 are detached from, and driving lever 91 is under the action of drawing high spring 94 by movable wedge 96
It heads into conical through-hole, two pieces of movable wedges 96 clamp locked braking steel cable 6 under the action of conical through-hole, and braking steel cable 6 is drawn
Steel band 5 buffer-braking is realized by steel band type brake apparatus 4, until the hoisting container 12 of hypervelocity is stopped completely.Steel band type
The working principle of brake apparatus 4: making the bending deformation of steel band 9 by the first pressure roller 41, the second pressure roller 42 and third pressure roller 43,
Realize buffering.
Described above is only Application Example of the invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore according to equivalence changes made by scope of the present invention patent, still belongs to protection scope of the present invention.
Claims (4)
1. a kind of vertical-lift full-range over speed protects system, including perpendicular lifting apparatus, the perpendicular lifting apparatus includes being promoted
Container (1) and hoisting gear (2) for promoting hoisting container (1) are additionally provided with collision prevention girders right above the hoisting container (1)
(3)；It is characterized by: the system further includes steel band type brake apparatus (4), steel cable break catching apparatus (9) and controller (8), it is described
Steel band type brake apparatus (4) is fixedly mounted on collision prevention girders (3), steel band (5) the lower end connection of the steel band type brake apparatus (4)
There are braking steel cable (6)；The steel cable break catching apparatus (9) is mounted on hoisting container (1), and the steel cable break catching apparatus (9) is used for
Catch brake steel cable (6), the steel cable break catching apparatus (9) are triggered by electromagnetic switch (10)；The hoisting gear (2) is equipped with
For measuring the speed encoder (7) of hoisting gear (2) revolving speed, the speed encoder (7) connect with controller (8), described
Controller (8) is also connect with electromagnetic switch (10), and the controller (8) is used for the speed signal control according to speed encoder (7)
Electromagnetic switch (10) processed.
2. vertical-lift full-range over speed according to claim 1 protects system, it is characterised in that: the steel band type braking dress
(4) are set equipped with the first pressure roller (41), the second pressure roller (42) and third pressure roller (43), first pressure roller (41) and the second pressure roller
(42) vertical arrangement, the third pressure roller (43) are arranged between the first pressure roller (41) and the second pressure roller (42) up and down, the steel
Band (5) successively forms a c-type deformation from top to bottom around the first pressure roller (41), third pressure roller (43) and the second pressure roller (42).
3. vertical-lift full-range over speed according to claim 2 protects system, it is characterised in that: the steel band type braking dress
It sets and is additionally provided with the 4th pressure roller (44) on (4), the 4th pressure roller (44) and the first pressure roller (41) horizontal symmetrical are arranged, the described 4th
Steel band (5) is clipped in the middle by pressure roller (44) with the first pressure roller (41).
4. vertical-lift full-range over speed according to claim 1 protects system, it is characterised in that: the steel cable break catching apparatus
It (9) include transmission mechanism and lockable mechanism, the transmission mechanism includes driving lever (91) and electromagnetic switch (10), the driving lever (9)
Middle part connect with hoisting container (1) by shaft (92), the electromagnetic switch (10) is fixedly mounted on hoisting container (1),
Described driving lever (9) one end is hinged with a link block (93), and the link block (93) connect with electromagnetic switch (10), the driving lever
(9) the other end is also connect by drawing high spring (94) with hoisting container (1)；The lockable mechanism include fixed voussoir (95) and
Movable wedge (96), the fixed voussoir (95) are fixed on hoisting container (1), and the fixed voussoir (95) offers a taper
Through-hole, the movable wedge (96) are two pieces, and (96 collectively constitute the taper to match with conical through-hole to two pieces of movable wedges
Clamping jaw, (96 are inserted in conical through-hole two pieces of movable wedges, and the braking steel cable (6) passes through conical through-hole and is located at two pieces of work
Between dynamic voussoir (96)；The lower part of every piece of movable wedge (96) is designed with connecting hole (97), and the driving lever (91), which is located at, draws high bullet
The end of spring (94) one end is inserted in simultaneously in the connecting hole (97) of two pieces of movable wedges (96).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769770.5A CN110422720A (en) | 2019-08-20 | 2019-08-20 | Vertical-lift full-range over speed protects system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769770.5A CN110422720A (en) | 2019-08-20 | 2019-08-20 | Vertical-lift full-range over speed protects system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110422720A true CN110422720A (en) | 2019-11-08 |
Family
ID=68417105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910769770.5A Pending CN110422720A (en) | 2019-08-20 | 2019-08-20 | Vertical-lift full-range over speed protects system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110422720A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278585A (en) * | 2021-12-31 | 2022-04-05 | 广德正富流体机械有限公司 | Large submersible sewage pump |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101085661A (en) * | 2006-04-28 | 2007-12-12 | 因温特奥股份公司 | Braking device for an elevator car |
| JPWO2009078100A1 (en) * | 2007-12-19 | 2011-04-28 | 三菱電機株式会社 | Elevator equipment |
| CN201914801U (en) * | 2010-12-30 | 2011-08-03 | 沈阳博林特电梯股份有限公司 | Electromagnetic wedge-shaped bidirectional rope clamp |
| CN203486698U (en) * | 2013-08-22 | 2014-03-19 | 常熟市琴茂机械有限公司 | Elevator steel wire rope holder |
| CN104355199A (en) * | 2014-10-23 | 2015-02-18 | 太原理工大学 | Intelligent control falling protector for flexible cage guide |
| CN108217374A (en) * | 2016-12-13 | 2018-06-29 | 奥的斯电梯公司 | The speed detector of elevator or counterweight |
-
2019
- 2019-08-20 CN CN201910769770.5A patent/CN110422720A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101085661A (en) * | 2006-04-28 | 2007-12-12 | 因温特奥股份公司 | Braking device for an elevator car |
| JPWO2009078100A1 (en) * | 2007-12-19 | 2011-04-28 | 三菱電機株式会社 | Elevator equipment |
| CN201914801U (en) * | 2010-12-30 | 2011-08-03 | 沈阳博林特电梯股份有限公司 | Electromagnetic wedge-shaped bidirectional rope clamp |
| CN203486698U (en) * | 2013-08-22 | 2014-03-19 | 常熟市琴茂机械有限公司 | Elevator steel wire rope holder |
| CN104355199A (en) * | 2014-10-23 | 2015-02-18 | 太原理工大学 | Intelligent control falling protector for flexible cage guide |
| CN108217374A (en) * | 2016-12-13 | 2018-06-29 | 奥的斯电梯公司 | The speed detector of elevator or counterweight |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278585A (en) * | 2021-12-31 | 2022-04-05 | 广德正富流体机械有限公司 | Large submersible sewage pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191108 |