CN209276024U - Parachute gear for the crane hoisting equipment using double end straight arrangement - Google Patents
Parachute gear for the crane hoisting equipment using double end straight arrangement Download PDFInfo
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- CN209276024U CN209276024U CN201821838132.1U CN201821838132U CN209276024U CN 209276024 U CN209276024 U CN 209276024U CN 201821838132 U CN201821838132 U CN 201821838132U CN 209276024 U CN209276024 U CN 209276024U
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- fixed
- fixture block
- hoisting equipment
- double end
- crane hoisting
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Abstract
The utility model discloses a kind of parachute gears for the crane hoisting equipment using double end straight arrangement, the parachute gear includes: two fixed stops, two fixed stops are suitable for being fixed on the fixed structure and being intervally installed, wherein the wirerope is adapted to pass through two fixed stops；Fixture block, the fixture block are suitable for being fixed on the wirerope and being located between two fixed stops, and when the wire cable rupture, the fixture block is suitable for by fixed stop backstop described in one of them.Parachute gear according to the present utility model for the crane hoisting equipment using double end straight arrangement, by the way that two fixed stops are arranged, and suitable for by the fixture block of one of backstop in two fixed stops when wire cable rupture is arranged between two fixed stops, it can prevent from leading to lifting object due to wire cable rupture that there is a situation where car slipping well, and the structure of parachute gear is simple.
Description
Technical field
The utility model relates to lifting fields, more particularly, to a kind of crane hoisting equipment for using double end straight arrangement
Parachute gear.
Background technique
For the crane hoisting equipment using double end straight arrangement, two race heads of steel cable respectively enter two
Hoist engine, movable pulley are connected with lifting object.Once however, wire rope breaking, car slipping can occur for lifting object.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model
One purpose is to propose that a kind of parachute gear for the crane hoisting equipment using double end straight arrangement, the disconnected rope are protected
Dangerous device can prevent from leading to lifting object due to wire cable rupture that there is a situation where car slipping well.
Parachute gear according to the utility model embodiment for the crane hoisting equipment using double end straight arrangement,
The parachute gear includes: two fixed stops, two fixed stops be suitable for being fixed on the fixed structure and
It is intervally installed, wherein the wirerope is adapted to pass through two fixed stops；Fixture block, the fixture block are suitable for being fixed on institute
It states on wirerope and is located between two fixed stops, the fixture block is suitable for by one of them when the wire cable rupture
The fixed stop backstop.
Parachute gear according to the utility model embodiment for the crane hoisting equipment using double end straight arrangement,
By be arranged two fixed stops, and between two fixed stops be arranged in wire cable rupture when be suitable for by two fixed stops
In one of backstop fixture block, can prevent from causing due to wire cable rupture lifting object there is a situation where car slipping well,
And the structure of parachute gear is simple.
Some embodiments according to the present utility model, the parachute gear further comprises: two bolsters, two
The bolster is suitable for being fixed on the fixed structure, wherein the wirerope is adapted to pass through two bolsters, and two
A fixed stop is respectively provided at the side of the neighbouring fixture block of two bolsters.
Some embodiments according to the present utility model are formed with through-hole on each bolster, wherein the wirerope
It is adapted to pass through the through-hole, the cross-sectional area of the through-hole is gradually reduced along the direction for being directed away from the fixture block, each described
The side of the neighbouring fixture block of bolster is equipped with block piece, and the block piece is for preventing the fixed stop from taking off out of described through-hole
Out, each fixed stop is located at one end of the neighbouring block piece in the through-hole, when the wire cable rupture described in
Fixture block is suitable for hitting one of them described described fixed stop and makes one of them described described fixed stop in the through-hole
The direction for being directed away from another fixed stop is mobile.
Some embodiments according to the present utility model, each bolster are rubber spring.
Some embodiments according to the present utility model, the parachute gear further comprises: installation foundation, the peace
Dress basis is suitable for being fixed on the fixed structure, and fixed stop described in two of them is fixed in the installation foundation and each other
Relatively, the wirerope is adapted to pass through the installation foundation and two fixed stops.
Some embodiments according to the present utility model, the fixture block includes at least two subcard parts, described at least two
It is equipped with switch between subcard part and hits iron, the installation foundation is equipped with mounting bracket, and the mounting bracket is equipped with interval setting
Two travel switch groups, two travel switch groups are located at described switch and hit the two sides of iron, each travel switch group
It switchs including first stroke and is switched positioned at the second stroke for hitting iron side far from the switch of first stroke switch.
Some embodiments according to the present utility model, the subcard part are 6, and the two sides that the switch hits iron are respectively equipped with
3 subcard parts, 3 subcard parts are successively arranged along the direction that the switch hits iron is directed away from.
Some embodiments according to the present utility model, the subcard part are steel wire rope clamp.
Some embodiments according to the present utility model, being arranged side by side on the wirerope has length of cable, the wirerope
Section is suitable for fixing with the wirerope by the subcard part.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is a kind of disconnected rope for the crane hoisting equipment using double end straight arrangement according to the utility model embodiment
Safety device schematic diagram；
Fig. 2 is the schematic diagram according to the crane hoisting equipment of the utility model embodiment.
Appended drawing reference:
100: parachute gear；
1: fixed stop；21: subcard part；
3: bolster；31: through-hole；4: block piece；
5: installation foundation；6: switch hits iron；
71: first stroke switch；72: second stroke switch；
8: length of cable.
Specific embodiment
Below with reference to Fig. 1 description breaking according to the crane hoisting equipment for double end straight arrangement of the utility model embodiment
Rope safety device 100.
As shown in Figure 1, according to the utility model first aspect embodiment for double end straight arrangement crane hoisting equipment
Parachute gear 100, including two fixed stops 1 and fixture block.
Specifically, two fixed stops 1 are suitable for being fixed on fixed structure, two fixed stops 1 are relative to solid at this time
It is fixed for determining structure.Two fixed stops 1 are intervally installed, for example, in the example of fig. 1, two fixed stops 1
Rope length direction (for example, left and right directions in Fig. 1) along wirerope is separated from each other.Wherein, wirerope is adapted to pass through two admittedly
To determine block 1, specifically, referring to Fig.1, the perforation of perforation is formed on each fixed stop 1, wirerope is adapted to pass through the perforation,
Two fixed stops 1 wear on a steel cord and are arranged along the axially spaced-apart of wirerope at this time.
Fixture block be suitable for it is fixed on a steel cord, fixture block is fixed relative to wirerope at this time, and fixture block is located at two
Between fixed stop 1.The wirerope of crane hoisting equipment can be wound around the pulley of crane hoisting equipment using double end straight arrangement
On, two race heads (i.e. both ends) of wirerope respectively enter two hoist engines at this time.Parachute gear 100 can be installed substantially
At the middle part of wirerope.It is understood that double end straight arrangement has been well known to those skilled in the art, it is no longer superfluous here
It states.Wherein, pulley may include fixed pulley and movable pulley.When crane hoisting equipment operates normally, the synchronous fortune of two hoist engines
Row (for example, constant speed winding), fixture block position is kept essentially stationary, even if there are a small amount of synchronous error, fixture blocks for two hoist engines
Also can between two fixed stops 1 play back and forth, the normal operation without will affect entire crane hoisting equipment.
When wire cable rupture, fixture block is suitable for by one of 1 backstop of fixed stop.Specifically, once occurring on wirerope
Breakpoint, fixture block can be moved to the side far from above-mentioned breakpoint, and after fixture block bumps against fixed stop 1 of the side, fixture block is fixed by this
1 backstop of block, so that fixture block blocks motionless, lifting object stopping car slipping.As a result, by using including above-mentioned two fixed stop 1
With the parachute gear 100 of fixture block, it can avoid leading to lifting object due to wire cable rupture that there is a situation where car slipping well.
After lifting object is static, the hoist engine of no breakpoint side can be driven, lifting object is made to be slowly decreased to ground.
According to the parachute gear 100 of the crane hoisting equipment for double end straight arrangement of the utility model embodiment,
By the way that two fixed stops 1 are arranged, and while being arranged between two fixed stops 1 in wire cable rupture, is suitable for by two fixed gears
The fixture block of one of backstop in block 1 can prevent the feelings for causing lifting object that car slipping occurs due to wire cable rupture well
Condition, and the structure of parachute gear 100 is simple.
Some embodiments according to the present utility model, as shown in Figure 1, parachute gear 100 further comprises: two slow
Stamping 3, two bolsters 3 are suitable for being fixed on fixed structure, and wherein wirerope is adapted to pass through two bolsters 3, and two solid
Determine the side that block 1 is respectively provided at the neighbouring fixture block of two bolsters 3.As a result, when fixture block hits the fixed stop 1 of side,
By the way that two bolsters 3 are arranged, corresponding bolster 3 can reduce impact of the fixture block to the fixed stop 1, so as to steel
Cord plays protective effect well, and then lifting object does not have big impact.
Specifically, referring to Fig.1, it is formed with through-hole 31 on each bolster 3, wherein wirerope is adapted to pass through through-hole 31, leads to
The cross-sectional area in hole 31 is gradually reduced along the direction for being directed away from fixture block, and the side of the neighbouring fixture block of each bolster 3 is equipped with gear
Part 4, for block piece 4 for preventing fixed stop 1 from deviating from out of through-hole 31, each fixed stop 1 is located at the neighbouring block piece 4 in through-hole 31
One end, when wire cable rupture, fixture block is suitable for hitting above-mentioned one of fixed stop 1 and makes above-mentioned one of fixed gear
The direction that block 1 is directed away from another fixed stop 1 in through-hole 31 is mobile.Specifically, when fixture block hit it is above-mentioned one of them
When fixed stop 1, fixture block will push fixed stop 1 to move in through-hole 31, and in the process, fixed stop 1 will be with bolster 3
Between frictional heat generation, to reduce fixture block to the impact force of fixed stop 1, thus play the role of protect wirerope.Moreover, passing through
Being arranged is gradually reduced the cross-sectional area of through-hole 31 along the direction for being directed away from fixture block, when fixed stop 1 is under the shock of fixture block
When mobile towards lesser one end of cross-sectional area of through-hole 31, frictional force between fixed stop 1 and the inner wall of through-hole 31 will be by
It is cumulative big, so as to preferably reduce the impact force of fixture block.
Optionally, each bolster 3 is rubber spring.But not limited to this.
Further embodiment according to the present utility model, as shown in Figure 1, parachute gear 100 further comprises: installation
Basis 5, installation foundation 5 are suitable for being fixed on fixed structure, and two of them fixed stop 1 is fixed in installation foundation 5, and two
Opposite to each other, wirerope is adapted to pass through installation foundation 5 and two fixed stops 1 to fixed stop 1.For example, in the example of fig. 1,
Installation foundation 5 can be formed as frame-type structure.As a result, by setting installation foundation 5, two fixed stops 1 can be arranged in peace
On dress basis 5, so that two fixed stops 1 can be mounted on fixed structure by installation foundation 5, improves entire disconnected rope and protect
The integration of dangerous device 100, facilitates the installation of parachute gear 100.
Further, referring to Fig.1, fixture block includes at least two subcard parts 21, is set between at least two subcard parts 21
There is switch to hit iron 6, installation foundation 5 is equipped with mounting bracket, and mounting bracket is equipped with spaced two travel switch groups, and two
A travel switch group is located at switch and hits the two sides of iron 6, and each travel switch group includes first stroke switch 71 and positioned at the
The separate switch of one stroke switch 71 hits the second stroke switch 72 of 6 side of iron.First stroke switch 71 and second stroke switch
72, which can be used as two hoist engines, synchronizes overproof detection switch, alarms in place for playing the role of.For example, being hit close to switch
It is overproof that two first stroke switches 71 of iron 6 are mainly useful synchronizing for two hoist engines when detection operates normally；Work as switch
When hitting one of them in the two second stroke switches 72 of touch of iron 6, the second stroke switch 72 alarm, and control hoisting and hanging
Equipment is out of service, illustrates that synchronizing for two hoist engines is overproof larger at this time, at this moment the mode of manual intervention can be taken to make two
The stroke of platform hoist engine is identical.Certainly, when wire cable rupture, switch hits iron 6 and can also touch second stroke switch 72, make this
The alarm of two travel switches 72, may determine that it is which side breakpoint occurs in this way." first is special in the description of the present invention,
Sign ", " second feature " may include one or more of the features.
Optionally, subcard part 21 is 6, and the two sides that switch hits iron 6 are respectively equipped with 3 sub- 21 edges of fastener of sub- fastener 21,3
It is directed away from switch and hits the direction of iron 6 and successively arrange, as shown in Figure 1.As a result, by being respectively set in the two sides that switch hits iron 6
Multiple subcard parts 21 can be avoided the occurrence of since 1 sub- fastener 21 leads to the problem of failing due to shock, to be effectively ensured
The reliability of parachute gear 100.The meaning of " plurality " is two or more in the description of the present invention,.
Optionally, subcard part 21 is steel wire rope clamp.But not limited to this.It specifically, can be with for example, referring to Fig. 1, on wirerope
Being arranged side by side has length of cable 8, and length of cable 8 is suitable for clamping fixed by such as wirerope of subcard part 21 with wirerope.
Crane hoisting equipment includes riser guide, and riser guide has guiding role to lifting object, exists to avoid lifting object
Phenomena such as shaking and overturn in lifting process.Moreover, by setting riser guide, when wire cable rupture, lifting object
It will not overturn, only lifting object has a small amount of downslide before fixture block does not strike fixed stop 1.
Wherein, the bolt clamping force of wirerope must assure that on fixture block, for example, can tighten each spiral shell using torque spanner
Bolt.
Here, it should be noted that, should be by wirerope and according to the utility model embodiment after rope-broken accident occurs
100 integral replacing of parachute gear.In addition, steel cannot be replaced according to the parachute gear 100 of the utility model embodiment
Normal type selecting, maintenance, maintenance and the replacement of cord.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " diameter
To ", the orientation or positional relationship of the instructions such as " circumferential direction " be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of retouching
State the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore should not be understood as limiting the present invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (9)
1. a kind of parachute gear for the crane hoisting equipment using double end straight arrangement, which is characterized in that the disconnected rope
Safety device includes:
Two fixed stops, two fixed stops are suitable for being fixed on fixed structure and being intervally installed, wherein steel wire
Rope is adapted to pass through two fixed stops；
Fixture block, the fixture block is suitable for being fixed on the wirerope and being located between two fixed stops, when the steel wire
The fixture block is suitable for by fixed stop backstop described in one of them when fracture of rope.
2. the parachute gear according to claim 1 for the crane hoisting equipment using double end straight arrangement, special
Sign is, further comprises:
Two bolsters, two bolsters are suitable for being fixed on the fixed structure, wherein the wirerope is adapted to pass through
Two bolsters, and two fixed stops are respectively provided at the side of the neighbouring fixture block of two bolsters.
3. the parachute gear according to claim 2 for the crane hoisting equipment using double end straight arrangement, special
Sign is, is formed with through-hole on each bolster, wherein the wirerope is adapted to pass through the through-hole, the cross of the through-hole
Sectional area is gradually reduced along the direction for being directed away from the fixture block, and the side of the neighbouring fixture block of each bolster is equipped with
Block piece, the block piece are used to prevent the fixed stop from deviating from out of described through-hole,
Each fixed stop is located at one end of the neighbouring block piece in the through-hole, when the wire cable rupture described in
Fixture block is suitable for hitting one of them described described fixed stop and makes one of them described described fixed stop in the through-hole
The direction for being directed away from another fixed stop is mobile.
4. the parachute gear according to claim 2 for the crane hoisting equipment using double end straight arrangement, special
Sign is that each bolster is rubber spring.
5. according to claim 1 for the disconnected rope insurance of the crane hoisting equipment using double end straight arrangement described in any one of -4
Device, which is characterized in that further comprise:
Installation foundation, the installation foundation are suitable for being fixed on the fixed structure, and fixed stop described in two of them is fixed on
In the installation foundation and opposite to each other, the wirerope is adapted to pass through the installation foundation and two fixed stops.
6. the parachute gear according to claim 5 for the crane hoisting equipment using double end straight arrangement, special
Sign is that the fixture block includes at least two subcard parts, is equipped with switch between at least two subcard parts and hits iron,
The installation foundation be equipped with mounting bracket, the mounting bracket be equipped with spaced two travel switch groups, two
A travel switch group is located at the two sides for switching and hitting iron, and each travel switch group includes first stroke switch and position
In the second stroke switch for hitting iron side far from the switch of first stroke switch.
7. the parachute gear according to claim 6 for the crane hoisting equipment using double end straight arrangement, special
Sign is that the subcard part is 6, and the two sides that the switch hits iron are respectively equipped with 3 subcard parts, 3 subcard parts
It is successively arranged along the direction that the switch hits iron is directed away from.
8. the parachute gear according to claim 6 for the crane hoisting equipment using double end straight arrangement, special
Sign is that the subcard part is steel wire rope clamp.
9. the parachute gear according to claim 8 for the crane hoisting equipment using double end straight arrangement, special
Sign is that being arranged side by side on the wirerope has length of cable, and the length of cable is suitable for passing through the son with the wirerope
Fastener is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821838132.1U CN209276024U (en) | 2018-11-08 | 2018-11-08 | Parachute gear for the crane hoisting equipment using double end straight arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821838132.1U CN209276024U (en) | 2018-11-08 | 2018-11-08 | Parachute gear for the crane hoisting equipment using double end straight arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN209276024U true CN209276024U (en) | 2019-08-20 |
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ID=67600628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821838132.1U Active CN209276024U (en) | 2018-11-08 | 2018-11-08 | Parachute gear for the crane hoisting equipment using double end straight arrangement |
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| CN (1) | CN209276024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111634813A (en) * | 2020-05-07 | 2020-09-08 | 太原重工股份有限公司 | Hoisting mechanism of crane |
-
2018
- 2018-11-08 CN CN201821838132.1U patent/CN209276024U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111634813A (en) * | 2020-05-07 | 2020-09-08 | 太原重工股份有限公司 | Hoisting mechanism of crane |
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