CN107662862A - A kind of rail clamping device for elevator installation maintenance and emergency relief - Google Patents
A kind of rail clamping device for elevator installation maintenance and emergency relief Download PDFInfo
- Publication number
- CN107662862A CN107662862A CN201610605868.3A CN201610605868A CN107662862A CN 107662862 A CN107662862 A CN 107662862A CN 201610605868 A CN201610605868 A CN 201610605868A CN 107662862 A CN107662862 A CN 107662862A
- Authority
- CN
- China
- Prior art keywords
- clamping device
- rail clamping
- emergency relief
- elevator installation
- hook
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 title claims abstract description 22
- 238000012423 maintenance Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 29
- 210000001624 hip Anatomy 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 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
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
-
- 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
Abstract
The present invention relates to a kind of rail clamping device for elevator installation maintenance and emergency relief, the rail clamping device includes the hook by the connection of the top of steel wire rope and elevator, by two linking arms and two pieces of grip blocks of the hook connection, two linking arms and two pieces of grip blocks form parallelogram, hook is connected with linking arm and linking arm with grip block by rotating shaft, the rail clamping device skilfully uses the characteristics of parallelogram, the pulling force linked up with above is bigger, and the blessing power between grip block is also bigger.Compared with prior art, the present invention seeks to prevent lift car installation, maintenance, safeguard and emergency relief in car involuntary maneuver, protect personal safety, fill up in elevator industry elevator installation and safeguard and the special rail clamping device blank of emergency relief.
Description
Technical field
The present invention relates to safety protection apparatus for elevator technical field, and in particular to one kind be used for elevator installation safeguard and
The rail clamping device of emergency relief.
Background technology
Existing elevator is drawn by motor, and the delivery of vertical direction is carried out along track.When elevator is being pacified
When dress maintenance and emergency relief, the safety tongs below elevator can clamp guide rail, so that elevator stops.But
It is that safety tongs does not ensure that elevator is very safe in maintenance, especially when elevator is carried out by safety tongs
After brake hard, safety tongs can inherently have certain damage, be still suffered from maintenance and emergency relief very big
Risk.Therefore, urgent need will be protected again to elevator progress second so that elevator installation is safeguarded and emergency relief is more pacified
Entirely.
The content of the invention
The purpose of the present invention is exactly to fill up elevator installation maintenance and the special rail clamping device of emergency relief in elevator industry
Blank provides a kind of rail clamping device for elevator installation maintenance and emergency relief.
The purpose of the present invention can be achieved through the following technical solutions：One kind is used for elevator installation and safeguards and promptly rescue
The rail clamping device helped, the rail clamping device include the hook by the connection of the top of steel wire rope and elevator, by two connections
Arm and two pieces of grip blocks of the hook connection, described two linking arms and two pieces of grip blocks form parallelogram,
The hook is connected with linking arm and linking arm with grip block by rotating shaft.
The characteristics of present invention skilful use parallelogram, that is, the pulling force linked up with above is bigger, the blessing power between grip block
Also bigger, two pieces of grip blocks described in during use are clamped in two sides of car guide rail, the clamping respectively
The primary clamp force of plate is provided by the helical torsional spring for being built in rotating shaft；Described hook passes through special steel wire
Rope component is connected with car, realizes the stable fixation of car.It is attached that described helical torsional spring is arranged on 6 rotating shafts
Closely, it can be 1~6 according to the quantity using design conditions, helical torsional spring.
When lift car is out of service, is installed, examined, being safeguarded or during emergency relief, two pieces of folders of rail clamping device
Two sides that plate is clamped in guide rail respectively are held, hook is connected by described specialized wire rope component with car.When
When car occurs surprisingly to fall or have unexpected whereabouts trend, car passes through described specialized wire rope component and tenses extension
Hook, by the effect of parallelogram, the distance between two pieces of grip blocks reduce, chucking power increase, so that folder
The stiction increase between plate and guide rail is held, the power for overcoming car to act, keeps car fixed.
Described hook includes the afterbody for opening up the head of hole and being connected with the linking arm, and the head leads to
The top for crossing steel wire rope and elevator connects.
The angled V-shaped for being more than 90 ° of described linking arm, including No.1 while and at No. two, the No.1 side
It is attached with the afterbody of the hook by rotating shaft, the direction for being oriented remote hook head portions on No. two sides.Connection
The L-type angle of arm is 110 degree to 170 degree.
The both ends on No. two sides are connected with two pieces of grip blocks respectively.
Grip block described in two pieces is parallel with the afterbody linked up with.
The side that two pieces of grip blocks are oppositely arranged is provided with groove, and opposite side is equipped with two No.1 screws.Clamping
The purpose that groove is processed on plate is to increase the frictional force between clamping face and guide rail.The No.1 screw that opposite side is provided with is
For what is fixed with restraint device.
The cross sectional shape of the groove includes rectangle, semicircle, triangle or trapezoidal.The trend and clamping face of groove
Between angle be -30~30 degree between or herringbone arrangement.The size of groove is width in 0.5mm
To 3mm, depth is 0.5mm to 4mm.
Grip block is heat-treated, and the hardness of clamping face is between RHC20~RHC64 after heat treatment.
Described rail clamping device is also equipped with for preventing rail clamping device level from marking the restraint device of guide rail.Restraint device passes through
Screw is connected respectively with two pieces of described grip blocks, plays a part of constraining grip block lateral sliding.
Described restraint device includes an isosceles trapezoid sheet metal component for not setting upper bottom edge and two V-shaped metal plates
Part, the bottom of the isosceles trapezoid sheet metal component are provided with two regulating bolts inconsistent with track, the trapezoidal metal plate
A line of two waists of golden part respectively with the sheet metal component of V-shaped is connected by connecting bolt；Two V words
The another a line of shape sheet metal component is parallel to each other and vertical with the bottom of the isosceles trapezoid sheet metal component.
One side vertical with isosceles trapezoid sheet metal component is provided with No. two screws in the V-shaped sheet metal component, and by solid
Determine bolt to fix with the grip block.
Compared with prior art, beneficial effects of the present invention are embodied in following several respects：
(1) two piece of grip block is connected on hook by one group of linking arm respectively, skilfully use parallelogram the characteristics of,
The pulling force linked up with above is bigger, and the blessing power between grip block is also bigger, can be effectively ensured installation, modulation,
Examine, the safety during maintenance and emergency relief；
(2) restraint device is set up, plays a part of constraining grip block lateral sliding, ensureing the safety of rail clamping device makes
With；
(3) present invention is simple in construction, and unused complicated mechanical structure can just play a good protection, application
Value is high.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of restraint device of the present invention.
Wherein, 1 is hook, and 11 be head, and 12 be afterbody, and 2 be linking arm, and 21 be No.1 side, and 22 be two
Number side, 3 be grip block, and 31 be groove, and 32 be No.1 screw, and 4 be helical torsional spring, and 5 be isosceles trapezoid
Sheet metal component, 51 be bottom, and 52 be waist, and 6 be V-shaped sheet metal component, and 61 be No. two screws, and 7 be regulation spiral shell
Bolt, 8 be connecting bolt, and 9 be fixing bolt, and 10 be rotating shaft.
Embodiment
Embodiments of the invention are elaborated below, the present embodiment enters under premised on technical solution of the present invention
Row is implemented, and gives detailed embodiment and specific operating process, but protection scope of the present invention is not limited to down
The embodiment stated.
Embodiment
A kind of rail clamping device for elevator installation maintenance and emergency relief, its structure is as shown in figure 1, rail clamping device includes
The hook 1 connected by the top of steel wire rope and elevator, two pieces of folders being connected by two linking arms 2 with hook 1
Plate 3 is held, two linking arms 2 and two pieces of grip blocks 3 form parallelogram, and hook 1 is with linking arm 2 and even
Arm 2 is connect to be connected by rotating shaft 10 with grip block 3.
The present apparatus skilfully uses the characteristics of parallelogram, that is, the pulling force linked up with above 1 is bigger, adding between grip block 3
Holding force is also bigger, and two pieces of grip blocks 3 are clamped in two sides of car guide rail, grip block 3 respectively during use
Primary clamp force provided by the helical torsional spring 4 for being built in rotating shaft 10；Hook 1 passes through special steel wire
Rope component is connected with car, realizes the stable fixation of car.It is attached that helical torsional spring 4 is arranged on 6 rotating shafts 10
Closely, it can be 1~6 according to the quantity using design conditions, helical torsional spring 4.
When lift car is out of service, is installed, examined, being safeguarded or during emergency relief, two pieces of folders of rail clamping device
Two sides that plate 3 is clamped in guide rail respectively are held, hook 1 is connected by specialized wire rope component with car.Work as sedan-chair
When railway carriage or compartment occurs surprisingly to fall or have unexpected whereabouts trend, car tenses hook 1 by specialized wire rope component, passes through
The distance between the effect of parallelogram, two pieces of grip blocks 3 reduce, chucking power increase, so that grip block 3
Stiction increase between guide rail, the power for overcoming car to act, keeps car fixed.
Hook 1 includes the afterbody 12 for opening up the head 11 of hole and being connected with linking arm 2, and head 11 is logical
The top for crossing steel wire rope and elevator connects.
The angled V-shaped for being more than 90 ° of linking arm 2, including No.1 is at 21 and No. two 22, No.1 side 21
It is attached with the afterbody 12 of hook 1 by rotating shaft 10, No. two sides 22 are oriented away from 1 head 11 of hook
Direction.The L-type angle of linking arm 2 is 110 degree to 170 degree.
The both ends on No. two sides 22 are connected with two pieces of grip blocks 3 respectively.
Two pieces of grip blocks 3 are parallel with the afterbody 12 of hook 1.
The side that two pieces of grip blocks 3 are oppositely arranged is provided with groove 31, and opposite side is equipped with two No.1 screws 32.
The purpose that groove 31 is processed on grip block 3 is to increase the frictional force between clamping face and guide rail.What opposite side was provided with
No.1 screw 32 with restraint device for fixing.
The cross sectional shape of groove 31 includes rectangle, semicircle, triangle or trapezoidal.The trend of groove 31 and clamping
Between angle between face is -30~30 degree or herringbone is arranged.The size of groove 31 is that width exists
0.5mm to 3mm, depth are 0.5mm to 4mm.
Grip block 3 is heat-treated, and the hardness of clamping face is between RHC20~RHC64 after heat treatment.
Rail clamping device is also equipped with for preventing rail clamping device level from marking the restraint device of guide rail.Restraint device by screw with
Two pieces of grip blocks 3 connect respectively, play a part of constraining the lateral sliding of grip block 3.Wherein, the knot of restraint device
Structure is as shown in Fig. 2 including the trapezoidal sheet metal component 5 of the isosceles for not setting upper bottom edge 52 and two V-shaped metal plates
Part 6, the bottom 51 of the trapezoidal sheet metal component 5 of isosceles 52 are provided with two regulating bolts 7 inconsistent with track, ladder
Two waists 52 of shape sheet metal component are connected with a line of the sheet metal component of V-shaped by connecting bolt 8 respectively；Two
The another a line of V-shaped sheet metal component 6 is parallel to each other and the bottom 51 of sheet metal component trapezoidal with isosceles 52 5 is vertical.
5 vertical one side of sheet metal component trapezoidal with isosceles 52 is provided with No. two screws 61 in V-shaped sheet metal component 6, and leads to
Cross fixing bolt 9 to fix with grip block 3, i.e., fixing bolt 9 connects No.1 screw 32 and No. two screws 61 solid
It is fixed.
Claims (10)
- A kind of 1. rail clamping device for elevator installation maintenance and emergency relief, it is characterised in that the rail clamping device bag Include the hook connected by the top of steel wire rope and elevator, the two pieces of folders connected by two linking arms with the hook Hold plate, described two linking arms and two pieces of grip blocks form parallelogram, the hook and linking arm and are connected Arm is connected with grip block by rotating shaft.
- 2. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 1, it is special Sign is that described hook includes the afterbody for opening up the head of hole and being connected with the linking arm, the head Portion is connected by the top of steel wire rope and elevator.
- 3. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 2, it is special Sign is, the angled V-shaped for being more than 90 ° of described linking arm, including No.1 while and at No. two, described one Number side and the afterbody of the hook are attached by rotating shaft, and No. two sides are oriented the direction away from hook head portions.
- 4. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 3, it is special Sign is that the both ends on No. two sides are connected with two pieces of grip blocks respectively.
- 5. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 2, it is special Sign is that the grip block described in two pieces is parallel with the afterbody linked up with.
- 6. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 5, it is special Sign is that the side that two pieces of grip blocks are oppositely arranged is provided with groove, and opposite side is equipped with two No.1 screws.
- 7. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 6, it is special Sign is that the cross sectional shape of the groove includes rectangle, semicircle, triangle or trapezoidal.
- 8. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 1, it is special Sign is that described rail clamping device is also equipped with for preventing rail clamping device level from marking the restraint device of guide rail.
- 9. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 8, it is special Sign is that described restraint device includes an isosceles trapezoid sheet metal component for not setting upper bottom edge and two V-shaped Sheet metal component, the bottom of the isosceles trapezoid sheet metal component are provided with two regulating bolts inconsistent with track, the ladder A line of two waists of shape sheet metal component respectively with the sheet metal component of V-shaped is connected by connecting bolt；Described in two The another a line of V-shaped sheet metal component is parallel to each other and vertical with the bottom of the isosceles trapezoid sheet metal component.
- 10. a kind of rail clamping device for elevator installation maintenance and emergency relief according to claim 9, it is special Sign is that one side vertical with isosceles trapezoid sheet metal component is provided with No. two screws in the V-shaped sheet metal component, and leads to Fixing bolt is crossed to fix with the grip block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605868.3A CN107662862B (en) | 2016-07-28 | 2016-07-28 | Rail clamping device for elevator installation maintenance and emergency rescue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605868.3A CN107662862B (en) | 2016-07-28 | 2016-07-28 | Rail clamping device for elevator installation maintenance and emergency rescue |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107662862A true CN107662862A (en) | 2018-02-06 |
| CN107662862B CN107662862B (en) | 2024-03-26 |
Family
ID=61114304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610605868.3A Active CN107662862B (en) | 2016-07-28 | 2016-07-28 | Rail clamping device for elevator installation maintenance and emergency rescue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107662862B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200812902A (en) * | 2006-09-06 | 2008-03-16 | Yung Tay Engineering Co Ltd | System of hanging-type main engine of elevator |
| CN201338891Y (en) * | 2008-04-24 | 2009-11-04 | 义乌市双林起重设备安装工程有限公司 | Progressive safety device |
| CN201914796U (en) * | 2010-12-21 | 2011-08-03 | 赵敬贤 | Double-insurance anti-falling safety device and construction lifter using the same |
| CN202214111U (en) * | 2011-08-05 | 2012-05-09 | 李建忠 | Elevator steel wire rope brake |
| CN103466495A (en) * | 2013-08-12 | 2013-12-25 | 杭州沪宁电梯配件有限公司 | Power-losing rail clamping device |
| CN206032938U (en) * | 2016-07-28 | 2017-03-22 | 上海龙钰电梯配件有限公司 | A clamping rail ware that is used for elevator installation to maintain and emergency rescue |
-
2016
- 2016-07-28 CN CN201610605868.3A patent/CN107662862B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200812902A (en) * | 2006-09-06 | 2008-03-16 | Yung Tay Engineering Co Ltd | System of hanging-type main engine of elevator |
| CN201338891Y (en) * | 2008-04-24 | 2009-11-04 | 义乌市双林起重设备安装工程有限公司 | Progressive safety device |
| CN201914796U (en) * | 2010-12-21 | 2011-08-03 | 赵敬贤 | Double-insurance anti-falling safety device and construction lifter using the same |
| CN202214111U (en) * | 2011-08-05 | 2012-05-09 | 李建忠 | Elevator steel wire rope brake |
| CN103466495A (en) * | 2013-08-12 | 2013-12-25 | 杭州沪宁电梯配件有限公司 | Power-losing rail clamping device |
| CN206032938U (en) * | 2016-07-28 | 2017-03-22 | 上海龙钰电梯配件有限公司 | A clamping rail ware that is used for elevator installation to maintain and emergency rescue |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107662862B (en) | 2024-03-26 |
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