CN106315339A - Movable clamp block of rope gripper - Google Patents
Movable clamp block of rope gripper Download PDFInfo
- Publication number
- CN106315339A CN106315339A CN201610953022.9A CN201610953022A CN106315339A CN 106315339 A CN106315339 A CN 106315339A CN 201610953022 A CN201610953022 A CN 201610953022A CN 106315339 A CN106315339 A CN 106315339A
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- CN
- China
- Prior art keywords
- friction plate
- fixture block
- block body
- clamp block
- movable clip
- 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.)
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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
- B66B5/16—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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to a movable clamp block of a rope gripper. The movable clamp block structurally comprises a clamp block body and friction plates fixed on the clamp block body, wherein the friction plates comprise an upper friction plate and a lower friction plate, the upper friction plate is fixed at the upper part of the front surface of the clamp block body, the lower friction plate is fixed at the lower part of the front surface of the clamp block body, a gap is reserved between the upper friction plate and the lower friction plate, a pull rod fixed on the clamp block body is arranged in the gap, two ends of the pull rod extend out of edges of corresponding sides of the clamp block body, tension spring connecting points are formed at two ends of the pull rod respectively, and clamping cross grooves are formed in middles of two sides of the clamp block body respectively. According to the movable clamp block of the rope gripper, the problems that the position of the movable clamp block in a rack is difficult to determine and the movable clamp block is prone to gravity sinking due to the adoption of tension springs can be solved, and the movable clamp block is mounted and positioned in the rack quite simply and conveniently.
Description
Technical field
The present invention relates to the brake component on a kind of rope brake, specifically a kind of rope brake movable clip block.
Background technology
For the pernicious personnel casualty accidents preventing car accidental movement from producing, improve the safety that elevator uses, meet electricity
The safety standard requirement that ladder is installed and used, applicant proposed a kind of can new as the wedge shape rope brake of elevator safety brake
Design.The structure of this wedge shape rope brake is to be provided with two braking fixture blocks that sandwich serface is relative, two brake clips in frame
Forming rope passage between the sandwich serface of block, in two braking fixture blocks, having at least one is the work that can move up and down in frame
Dynamic fixture block.Movable clip block is wedge, and the frame inner edge fitted with the lozenges of movable clip block is wedge shape groove face, movable clip block
Abutted on the wedge shape groove face of frame by extension spring.This design utilizes coordinating of sphenoid and lozenges, can at lift car or
When hoisting heavy occurs unexpected, make haulage cable be pressed from both sides rapidly by rope brake extremely, thus prevent the generation of serious accident.
This rope brake is to be connected with frame by the four of corner extension springs due to movable clip block, and movable clip block itself
Weight relatively big, need to use the extension spring that pulling force is bigger just can be pulled, sink resisting the gravity of movable clip block, but this
The use of big pulling force extension spring, can directly result in the reduction of rope brake action sensitivity.
Find that the folder rope poor effect of the friction plate that this rope brake uses has slippery conditions to occur, and reduces at the trial
The dependability of rope brake.
Summary of the invention
It is an object of the invention to provide a kind of rope brake movable clip block, to solve being active in one's movements of wedge shape rope brake existence
The problem that when degree is difficult to ensure and brake, skidding occurs in steel wire rope.
The object of the present invention is achieved like this: a kind of rope brake movable clip block, including fixture block body be fixed on fixture block
Friction plate on body, the front surface of described fixture block body is vertical surface, and the back side of described fixture block body is by two inclined-planes pair
Connecing the middle part crowning of composition, described friction plate is divided into upper friction plate and lower friction plate, and described upper friction plate is fixed on fixture block originally
The top of body front surface, described lower friction plate is fixed on the bottom of this body front surface of fixture block, described upper friction plate with described under
Leaving space between friction plate, be provided with the pull bar being fixed on fixture block body at this space, the two ends of described pull bar are stretched out
The edge, side of fixture block body respective side, is respectively arranged at two ends with extension spring junction point, in described fixture block body both sides at described pull bar
Middle part has screens translot.
Between described upper friction plate and described fixture block body and between described lower friction plate and described fixture block body
It is respectively arranged with cushion rubber bumper.By cushion rubber bumper bonding between fixture block body and friction plate, it is achieved that certain buffering system
Dynamic, therefore can meet the mark of brake legislation by the gravity deceleration-based controller of rope brake brake hard between 0.2 0.4g
Alignment request, has also complied with the scope that human body can bear, and can be prevented effectively from the situation generation injuring passenger-in-elevator because of brake hard.
Described friction plate is the vertical grooving having some clamped wire ropes on the frictional damping face of friction plate body,
The frictional damping face of described friction plate body also has the skewed slot of the other rope of some cards, described skewed slot and described grooving phase
Hand over.The present invention has taken into full account that the spiral of steel wire rope is twisted rope structure and has the feature of elastic deformation, utilizes friction disc brake to rub
The groove becoming the skewed slot of prismatic wire side distribution on wiping face enters along the thread surface groove produced steel wire rope because rope structure twisted by spiral
Card that row is corresponding, do not act on, join with the effective clamping to deformed steel cord of the grooving that improves, thus wedge shape rope brake can be made
The steel wire rope of big load and rapid movement is implemented the action that effective fastening clip is dead by braking fixture block.
The present invention by offering screens translot in the both sides of fixture block body, join to arrange screens in rope brake frame
Spring-loaded plunger, can implement the most flexibly positioned to the movable clip block needing knee-action in frame, it is to avoid because extension spring is former
The movable clip block that cause causes position in frame is difficult to determine and the problem that gravity sinks easily occurs；Meanwhile, by friction plate
Being designed as upper and lower two body structures, both decreased friction plate uses material, reduces cost of manufacture, provides installation position for pull bar again
Put, utilize the extension spring that tie rod end connects, movable clip block can be made to abut on the wedge shape groove face of rope brake frame, and now
Extension spring fixture block of only pulling back reclines the effect of frame, it is not necessary to overcome the self gravitation of movable clip block, thus, select common extension spring i.e.
Can meet use requirement, and make fixed and positioned in frame of movable clip block become very simple and convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 5, extension spring, 6, pull bar, 21, friction plate body, 22, grooving, 23, skewed slot, 44, fixture block body, 45, on rub
Pad, 46, cushion rubber bumper, 47, lower friction plate, 49, screens translot.
Detailed description of the invention
As it is shown in figure 1, the present invention includes fixture block body 44 and the friction plate being fixed on fixture block body；Friction plate is divided into
Friction plate 45 and lower friction plate 47, upper friction plate 45 is fixed on the top of fixture block body 44 front surface, and lower friction plate 47 is fixed on
The bottom of fixture block body 44 front surface, and, the rubbing surface of upper friction plate 45 should hang down at one with the rubbing surface of lower friction plate 47
On face.The front surface of fixture block body 44 is vertical surface, and the middle part that the back side of fixture block body 44 is made up of two inclined-plane docking is convex
The face of rising.Leaving space between upper friction plate 45 and lower friction plate 47, be provided with pull bar 6 at this space, pull bar 6 is fixed on folder
On block body 44.The edge, side of fixture block body 44 is stretched out at the two ends of pull bar 6, in order to extend to the lateral surface of rope brake frame.?
The two ends of pull bar 6 have aperture, as extension spring junction point, in order to connect extension spring.Extension spring 5 is arranged on outside rope brake frame
Side, its one end is connected on the connection terminal outside frame, and its other end is connected in the aperture of pull bar 6 end.By drawing
The pulling function that spring is placed in the middle, makes the back side of movable clip block stably abut on the wedge shape groove face inside rope brake frame.
In Fig. 1, have screens translot 49 at the middle part of fixture block body 44 both sides, make to be arranged in rope brake frame
Cylinder conehead in spring-loaded plunger is connected in screens translot 49, implements the most flexibly positioned to the movable clip block in frame,
And still can ensure movable clip block when brake hard up or down clamp down on action.
It is respectively provided with between fixture block body 44 and upper friction plate 45 and between fixture block body 44 and lower friction plate 47
There is cushion rubber bumper 46.Cushion rubber bumper 46 can be connected between fixture block body 44 and upper friction plate 45 by bonding way, buffering adhesive
Pad 46 can be connected between fixture block body 44 and lower friction plate 47 by bonding way.
As it is shown in figure 1, the friction plate in the present invention be have on the frictional damping face of friction plate body 21 some vertically
Grooving 22, the steel cable on each grooving correspondence elevator traction machine, to implement to clamp steel wire rope the purpose of braking.?
Also having some skewed slots 23 on the frictional damping face of friction plate body 21, skewed slot 23 is the oblique groove outputed, and with grooving 22
Intersect.The skewed slot that skewed slot 23 is preferably bi-directional, is divided into prismatic wire side by the frictional damping face of friction plate body 21, thus may be used
Utilize the groove of skewed slot along to the spiral grooves enforcement card on steel wire rope surface, other effect, be beneficial to the brake clip of wedge shape rope brake
The block quick stop to steel wire rope.Being provided with at the notch of grooving 22 and grooving intermediate incline in the same direction, the degree of depth of skewed slot 23 is not
Less than the test degree of depth on frictional damping face of the intermediate incline on grooving 22.
The preferred aerolite plate of friction plate body 21 in the present invention.Aerolite plate has fine wearability and non-
Rigidity, makes friction plate, when brake hard, both steel wire rope surface will not be produced disadvantageous ablation, also will not be by steel
The effect of cord and produce self too much abrasion, thus meet the use needs of deadman's brake.
Claims (6)
1. a rope brake movable clip block, including fixture block body and the friction plate being fixed on fixture block body, described fixture block body
Front surface be vertical surface, the middle part crowning formed is docked at the back side of described fixture block body by two inclined-planes, it is characterized in that,
Described friction plate is divided into upper friction plate and lower friction plate, and described upper friction plate is fixed on the top of this body front surface of fixture block, described
Lower friction plate is fixed on the bottom of this body front surface of fixture block, leaves space between described upper friction plate and described lower friction plate,
Being provided with the pull bar being fixed on fixture block body at this space, the side of fixture block body respective side is stretched out at the two ends of described pull bar
Edge, is respectively arranged at two ends with extension spring junction point at described pull bar, has screens at the middle part of described fixture block body both sides horizontal
Groove.
Rope brake movable clip block the most according to claim 1, is characterized in that, at described upper friction plate and described fixture block body
Between and between described lower friction plate and described fixture block body, be respectively arranged with cushion rubber bumper.
Rope brake movable clip block the most according to claim 2, is characterized in that, the one side of described cushion rubber bumper and described header board
Mutually bonding, the another side of described cushion rubber bumper is mutually bonding with upper friction plate/lower friction plate.
Rope brake movable clip block the most according to claim 1, is characterized in that, described friction plate is rubbing at friction plate body
Wipe the vertical grooving having some clamped wire ropes on braking surface, the frictional damping face of described friction plate body also has
The skewed slot of the other rope of some cards, described skewed slot intersects with described grooving.
Rope brake movable clip block the most according to claim 4, is characterized in that, described skewed slot is two-way skewed slot, rubs described
The frictional damping face of pad body is divided into prismatic wire side.
Rope brake movable clip block the most according to claim 4, is characterized in that, described friction plate body is aerolite
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610953022.9A CN106315339B (en) | 2016-11-03 | 2016-11-03 | Rope brake movable clip block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610953022.9A CN106315339B (en) | 2016-11-03 | 2016-11-03 | Rope brake movable clip block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106315339A true CN106315339A (en) | 2017-01-11 |
| CN106315339B CN106315339B (en) | 2018-06-29 |
Family
ID=57819019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610953022.9A Active CN106315339B (en) | 2016-11-03 | 2016-11-03 | Rope brake movable clip block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106315339B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2721586Y (en) * | 2004-05-24 | 2005-08-31 | 宁波申菱电梯配件有限公司 | Bidirectional speed limited safety pliers for elevator |
| CN102120539A (en) * | 2010-12-30 | 2011-07-13 | 沈阳博林特电梯股份有限公司 | Electromagnetic wedge-shaped bidirectional rope gripper |
| JP5345041B2 (en) * | 2009-11-18 | 2013-11-20 | 株式会社日立製作所 | Elevator braking device |
| CN204251118U (en) * | 2014-11-03 | 2015-04-08 | 河北东方富达机械有限公司 | Wire holder |
| CN205772613U (en) * | 2016-05-31 | 2016-12-07 | 石家庄五龙制动器股份有限公司 | Rope brake |
| CN206188154U (en) * | 2016-11-03 | 2017-05-24 | 韩伍林 | Rope clamping device activity clamp splice |
-
2016
- 2016-11-03 CN CN201610953022.9A patent/CN106315339B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2721586Y (en) * | 2004-05-24 | 2005-08-31 | 宁波申菱电梯配件有限公司 | Bidirectional speed limited safety pliers for elevator |
| JP5345041B2 (en) * | 2009-11-18 | 2013-11-20 | 株式会社日立製作所 | Elevator braking device |
| CN102120539A (en) * | 2010-12-30 | 2011-07-13 | 沈阳博林特电梯股份有限公司 | Electromagnetic wedge-shaped bidirectional rope gripper |
| CN204251118U (en) * | 2014-11-03 | 2015-04-08 | 河北东方富达机械有限公司 | Wire holder |
| CN205772613U (en) * | 2016-05-31 | 2016-12-07 | 石家庄五龙制动器股份有限公司 | Rope brake |
| CN206188154U (en) * | 2016-11-03 | 2017-05-24 | 韩伍林 | Rope clamping device activity clamp splice |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106315339B (en) | 2018-06-29 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170807 Address after: High tech Zone of Hebei province Shijiazhuang City Xinshi road 050000 No. 375 Applicant after: Shijiazhuang Wulon brake Co., Ltd Address before: 050000, No. 1, unit 9, Building 29, 102 Guang'an Avenue, Changan District, Hebei, Shijiazhuang Applicant before: Han Wulin |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |