CN205709392U - A kind of elevator carbon fiber drawing belt - Google Patents
A kind of elevator carbon fiber drawing belt Download PDFInfo
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- CN205709392U CN205709392U CN201620590512.2U CN201620590512U CN205709392U CN 205709392 U CN205709392 U CN 205709392U CN 201620590512 U CN201620590512 U CN 201620590512U CN 205709392 U CN205709392 U CN 205709392U
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- carbon fiber
- drawing belt
- composite layer
- polymer composite
- elevator
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Abstract
The utility model discloses a kind of elevator carbon fiber drawing belt, including being enclosed with enhancing strand wire and the polymer composite layer of carbon fiber supporting body, and wear extent observation circuit, this wear extent observation circuit includes monitoring the conductive fiber stock of wear extent by wearing up to disconnect, and is respectively arranged on drawing belt in the polymer composite layer of end face, bottom surface and two sides and with the distance of respective surfaces and is not more than the greatest wear amount requirement on this surface；Described carbon fiber supporting body is some carbon fiber braided tube, the polymer-filled carbon fiber braided tube inside of polymer composite layer and gap each other.This utility model adds the contact area of carbon fiber supporting body and polymer composite layer, and bonding strength is high；By designing the polymer composite layer wear extent observation circuit of advantages of simple, monitor drawing belt abrasion condition, it is simple to repair and maintenance, improve safety.
Description
Technical field
This utility model relates to elevator technology field, particularly a kind of elevator carbon fiber drawing belt.
Background technology
Steel wire rope is the hoist ropes that elevator is commonly used at present, but the density of steel wire rope is big, along with lifting height of lift
Increase, the retinue weight of elevator also increases, and adds elevator energy consumption, also limit the lifting height of lift limit, limits super
The development of express elevator technology and application.Carbon fiber is a kind of novel high-strength material, and the composite carbon utilizing carbon fiber to make is fine
Dimension drawing belt hot strength is 7-9 times of steel wire, and density only has about 1/4th of steel wire.Employing carbon fibre material is made
Drawing belt can reduce traction retinue weight, elevator manufacturing enterprise and elevator customer are to the demand of carbon fiber drawing belt the most day by day
Strongly.
But, carbon fiber drawing belt has the disadvantages that the horizontal anti-shear ability of drawing belt or hoist ropes is weak；Polymer
Not high enough with the bonding strength of carbon fiber, carbon fiber and polymer are susceptible to relative motion or disengaging；Polymer coating weares and teares
Comparatively fast, but it is difficult at present monitor drawing belt or the degree of wear of hoist ropes in time.
It addition, the coefficient of friction of the polymer coating of drawing belt is bigger, it is impossible to meet car in GB7588 and be detained operating mode
Traction condition, and, frictional heat is susceptible to, after assembling, deformation of expanding with heat and contract with cold, and belt body is susceptible to damage under thermal stress effect
Wound.
Therefore design a kind of novel carbon fiber drawing belt or rope solves disadvantage mentioned above, can promote that carbon is fine to a certain extent
The development of dimension traction technology and application.
At present, patent publication No. be CN1902358, CN101977834A, CN102002872A, CN204400392U,
It is fine that the patent documentation of CN103287947A, CN104136357A, CN104555658A and CN104762842A individually discloses carbon
Dimension drawing belt technology, above patent structure is the structure of " polymer coating sandwich carbon fiber supporting body ", carbon fiber in patent
Or lamellar parallel arrangement, or twisted together, or be an one-piece-woven layer, traction with add crackle indicated work
Can, have adds fiber supporting body displacement break monitoring device, and have adds drawing belt guide frame.But above institute is public
The patent opened does not designs defect concrete, that the preferable measure of effect solves aforementioned carbon fiber drawing belt.
Utility model content
For overcoming the technical disadvantages of existing carbon fiber drawing belt, the purpose of this utility model is to provide a kind of elevator carbon
Fiber drawing belt, it is scientific and reasonable for structure, has preferable anti-shear ability, polymer and carbon fiber bonding strength high, and tool
There is polymer composite layer wear extent monitoring function.
The purpose of this utility model is achieved through the following technical solutions: a kind of elevator carbon fiber drawing belt, including parcel
There are enhancing strand wire and the polymer composite layer of carbon fiber supporting body, it is characterised in that: also include wear extent observation circuit,
This wear extent observation circuit includes monitoring the conductive fiber stock of wear extent by wearing up to disconnect, and is respectively arranged on drawing belt close
The greatest wear amount that interior and with respective surfaces the distance of the polymer composite layer of end face, bottom surface and two sides is not more than this surface is wanted
Ask；Described carbon fiber supporting body is some carbon fiber braided tube, the polymer-filled carbon fiber braiding of polymer composite layer
Pipe inside and gap each other.
Per share described conductive fiber stock " U "-shaped distribution in drawing belt, is parallel to each other including with carbon fiber supporting body
Input section and deferent segment, input section and one end of deferent segment are mutually conductively connected and extend close in polymer composite layer
The position of drawing belt one end end face, the other end of input section and deferent segment is open and extends to outside drawing belt other end end face.
Described wear extent observation circuit includes conductive fiber stock, monitoring resistor, protective resistance, current sensor and power supply,
Monitoring resistor therein, protective resistance, current sensor and power supply are sequentially connected in series formation loop, and per share conductive fiber stock is then
It is connected in parallel with corresponding monitoring resistor.
The surface of described carbon fiber braided tube forms small pit through roughening process.
The surrounding of every described carbon fiber supporting body is uniformly placed with enhancing strand wire.
Described enhancing strand wire, per share is formed by more than two carbon steel wire twistings, and with carbon fiber supporting body
Centered by the twistings of symmetrical two strands of enhancing strand wires in opposite direction.
The strap end portion that contacts with traction sheave when occurring car to be detained operating mode that is positioned at described drawing belt sets up separately and is equipped with band edge anti-attrition
Layer.
Described band edge anti-attrition layer includes caulking groove, steel wire rope and filled polymer, and wherein, caulking groove is combined for being opened in polymer
Layer surface parallel with drawing belt longitudinal extension direction, along the equally distributed elongated slot of drawing belt width, steel wire rope is embedded in embedding
Groove is interior and its top protrudes from polymer composite layer surface, and steel wire rope is bonded and fixed in caulking groove by filled polymer.
Described polymer composite layer surface offers radiating groove, and is uniformly distributed along the longitudinal extension direction of drawing belt.
Described radiating groove be parallel to each other, equivalently-sized elongated slot, upper and lower in polymer composite layer of transversal slotting
Surface.
The beneficial effects of the utility model are: the reinforcement material using carbon fiber braided tube to be carbon fiber drawing belt, phase
Than in carbon fiber raw silk rings or twisting mode, carbon fiber drawing belt percentage elongation is relatively big, and anti-shearing energy strengthens, and adds carbon fiber carrying
Body and the contact area of polymer composite layer, bonding strength is high；By polymer composite layer wear extent monitoring electricity reasonable in design
Road, monitors drawing belt abrasion condition, it is simple to repair and maintenance, improves safety.This utility model can solve current carbon to a certain extent
The technological deficiency that fine drawing belt technology exists, the drawing belt technology comparing existing patent has certain advantage.
Accompanying drawing explanation
Fig. 1 is cross-sectional structure schematic diagram of the present utility model；
Fig. 2 is this utility model end face bottom surface wear extent observation circuit schematic diagram；
Fig. 3 is the structural representation of two ends of the present utility model band edge；
Fig. 4 is band edge anti-attrition layer cross-sectional structure schematic diagram of the present utility model；
Wherein: polymer composite layer 1, enhancing strand wire 2, carbon fiber reinforcement 3, end face bottom surface wear extent observation circuit
4 (end face conductive fiber input section 41, end face conductive fiber deferent segment 42, bottom surface conductive fiber input section 43, bottom surface conductive fibers
Deferent segment 44, end face monitoring resistor 45, bottom surface monitoring resistor 46, end face bottom surface protective resistance 47, current sensor 48 and power supply
49), flank wear amount observation circuit 5 (first lateral conduction fiber input section the 51, first lateral conduction fiber deferent segment 52, the
Two side faces conductive fiber input section the 53, second lateral conduction fiber deferent segment 54), band edge anti-attrition layer 6 (caulking groove 61, steel wire rope 62,
Filled polymer 63), radiating groove 7.
Detailed description of the invention
This utility model is especially set out a kind of elevator carbon fiber drawing belt, below in conjunction with a preferable case study on implementation to this
Utility model is described in further detail, but embodiment of the present utility model is not limited to this.
As it is shown in figure 1, elevator carbon fiber drawing belt of the present utility model, mainly include polymer composite layer 1, strengthen steel
Cord stock 2, carbon fiber supporting body 3, wear extent observation circuit etc..
Strengthen strand wire 2 and carbon fiber supporting body 3 is all wrapped in by polymer composite layer 1 interior.
Carbon fiber supporting body 3 is some continuous print carbon fiber braided tube, and the polymer-filled carbon of polymer composite layer 1 is fine
Tie up braided tube inside and each pipe gap each other, thus realize carbon fiber supporting body 3 and glue with the firm of polymer composite layer 1
Close.Preferably, the surface of carbon fiber braided tube forms small pit through roughening process, to increase carbon fiber braiding further
Pipe and the bond area of polymer.
Enhancing strand wire 2 uniformly it is placed with (the most every around the carbon fiber supporting body 3 every described
The surrounding of root carbon fiber supporting body 3 is uniformly placed with four strands and strengthens strand wire 2), the shearing resistance of drawing belt can be further increased
Cut ability.Preferably, per share enhancing strand wire 2 is formed (the present embodiment is three) by more than two carbon steel wire twistings, and
And the twistings of two strands of enhancing strand wires 2 of symmetry are in opposite direction centered by carbon fiber supporting body 3.
Wear extent observation circuit, if monitoring the conductive fiber stock of wear extent, some including carried interest by wearing up to disconnect
Monitoring resistor, protective resistance, current sensor and power supply.
Conductive fiber stock be respectively arranged on drawing belt in the polymer composite layer 1 of end face, bottom surface and two sides and with phase
The distance answering surface is not more than the greatest wear amount requirement on this surface.The most in the present embodiment, per share conductive fiber stock is for even
The carbon fiber thread of continuous conduction, from one end of drawing belt into and through polymer composite layer 1, wears from upstream end the most again
Go out, thus " U "-shaped distribution in drawing belt, including the input section being parallel to each other with carbon fiber supporting body 3 and deferent segment (end face
Conductive fiber input section 41, end face conductive fiber deferent segment 42, bottom surface conductive fiber input section 43, bottom surface conductive fiber deferent segment
44, first lateral conduction fiber input section the 51, first lateral conduction fiber deferent segment the 52, second lateral conduction fiber input section
53, the second lateral conduction fiber deferent segment 54), the input section of per share conductive fiber stock and one end of deferent segment are mutually conductively connected
And in polymer composite layer 1, extending close to the position of drawing belt one end end face, the other end of input section and deferent segment is open
And extend to outside drawing belt other end end face.
Monitoring resistor, protective resistance, current sensor and power supply are sequentially connected in series and form loop, and per share conductive fiber
Stock is then connected in parallel with corresponding monitoring resistor, and when certain section of conductive fiber stock disconnects because of abrasion, current sensor is just
Current value during monitoring resistor and the protective resistance series connection of this correspondence can be shown, thus realize monitoring.
Illustrate with end face bottom surface wear extent observation circuit for example, as in figure 2 it is shown, end face bottom surface wear extent monitoring electricity
Road 4 includes: end face conductive fiber stock (including end face conductive fiber input section 41, end face conductive fiber deferent segment 42), bottom surface
Conductive fiber stock (including bottom surface conductive fiber input section 43, bottom surface conductive fiber deferent segment 44), end face monitoring resistor 45, bottom surface
Monitoring resistor 46, end face bottom surface protective resistance 47, current sensor 48 and power supply 49.Wherein end face monitoring resistor 45, bottom surface prison
Measuring resistance 46, end face bottom surface protective resistance 47, current sensor 48 and power supply 49 series connection form observation circuit, end face conduction fibre
Dimension input section 41, that end face conductive fiber deferent segment 42 is respectively connected to observation circuit is in parallel with end face monitoring resistor 45, bottom surface conduction
Fiber input section 43, that bottom surface conductive fiber deferent segment 44 is respectively connected to observation circuit is in parallel with bottom surface monitoring resistor 46.Work as traction
When belt wear to certain section of end face conductive fiber stock disconnects, current sensor 48 shows end face monitoring resistor 45 and the protection of end face bottom surface
Current value when resistance 47 is connected；When drawing belt wears up to certain section of bottom surface conductive fiber stock disconnection, current sensor 48 shows
Current value when bottom surface monitoring resistor 46 and end face bottom surface protective resistance 47 are connected, such that it is able to accurately monitor whole piece drawing belt
Abrasion condition, in order to be replaced in time safeguarding, it is ensured that the safety of use.Flank wear amount observation circuit 5 in like manner, at this not
Describe in detail again.
As it is shown on figure 3, be the coefficient of friction reducing drawing belt, meet and be detained operating mode traction requirement, it is preferred that at drawing belt
It is positioned at the strap end portion that contacts with traction sheave when occurring car to be detained operating mode to set up separately and be equipped with band edge anti-attrition layer 6.As shown in Figure 4, band edge
Anti-attrition layer 6 includes caulking groove 61, steel wire rope 62 and filled polymer 63.Caulking groove 61 for be opened in polymer composite layer 1 upper and lower surface,
Parallel with drawing belt longitudinal extension direction, along the equally distributed elongated slot of drawing belt width.Steel wire rope 62 is embedded in caulking groove 61
Interior and its top projects slightly from polymer composite layer 1 surface, and steel wire rope 62 is bonded and fixed at caulking groove 61 by filled polymer 63
In.
As it is shown on figure 3, expand with heat and contract with cold deformation for buffering drawing belt, it is to avoid drawing belt damages under thermal stress effect,
Preferably, polymer composite layer 1 surface offers radiating groove 7, and is uniformly distributed along the longitudinal extension direction of drawing belt.Preferably
, radiating groove 7 be parallel to each other, equivalently-sized elongated slot, transversal slotting is in the upper and lower surface of polymer composite layer 1.
The carbon fiber drawing belt of the present embodiment, has certain anti-shear ability, polymer and carbon fiber bonding strength high, tool
There is polymer composite layer wear extent monitoring function, and disclosure satisfy that delay operating mode traction requirement, drawing belt can be buffered simultaneously
Expand with heat and contract with cold deformation, it is possible to meet the elevator industry demand to carbon fiber drawing belt.
Claims (10)
1. an elevator carbon fiber drawing belt, is combined including being enclosed with the polymer strengthening strand wire and carbon fiber supporting body
Layer, it is characterised in that: also including wear extent observation circuit, this wear extent observation circuit includes monitoring by wearing up to disconnect
The conductive fiber stock of wear extent, be respectively arranged on drawing belt in the polymer composite layer of end face, bottom surface and two sides and with phase
The distance answering surface is not more than the greatest wear amount requirement on this surface；Described carbon fiber supporting body is some carbon fiber braidings
Pipe, the polymer-filled carbon fiber braided tube inside of polymer composite layer and gap each other.
Elevator carbon fiber drawing belt the most according to claim 1, it is characterised in that: per share described conductive fiber stock exists
" U "-shaped distribution in drawing belt, including the input section being parallel to each other with carbon fiber supporting body and deferent segment, input section and deferent segment
One end be mutually conductively connected and extend close in polymer composite layer the position of drawing belt one end end face, input section and defeated
The other end of the section of going out is open and extends to outside drawing belt other end end face.
Elevator carbon fiber drawing belt the most according to claim 1 and 2, it is characterised in that: described wear extent observation circuit
Including conductive fiber stock, monitoring resistor, protective resistance, current sensor and power supply, monitoring resistor therein, protective resistance, electricity
Flow sensor and power supply are sequentially connected in series formation loop, and per share conductive fiber stock is then with corresponding monitoring resistor parallel connection even
Connect.
Elevator carbon fiber drawing belt the most according to claim 1, it is characterised in that: the table of described carbon fiber braided tube
Face forms small pit through roughening process.
Elevator carbon fiber drawing belt the most according to claim 1, it is characterised in that: every described carbon fiber supporting body
Surrounding be uniformly placed with enhancing strand wire.
Elevator carbon fiber drawing belt the most according to claim 5, it is characterised in that: described enhancing strand wire, often
Stock is formed by more than two carbon steel wire twistings, and two strands of enhancing strand wires symmetrical centered by carbon fiber supporting body
Twisting is in opposite direction.
Elevator carbon fiber drawing belt the most according to claim 1, it is characterised in that: described drawing belt is positioned at generation car
When being detained operating mode, the strap end portion that contacts with traction sheave sets up separately and is equipped with band edge anti-attrition layer.
Elevator carbon fiber drawing belt the most according to claim 7, it is characterised in that: described band edge anti-attrition layer includes embedding
Groove, steel wire rope and filled polymer, wherein, caulking groove is for being opened in polymer composite layer surface and drawing belt longitudinal extension direction
Parallel, along the equally distributed elongated slot of drawing belt width, steel wire rope is embedded in caulking groove and to protrude from polymer multiple at its top
Closing layer surface, steel wire rope is bonded and fixed in caulking groove by filled polymer.
Elevator carbon fiber drawing belt the most according to claim 1, it is characterised in that: described polymer composite layer surface
Offer radiating groove, and be uniformly distributed along the longitudinal extension direction of drawing belt.
Elevator carbon fiber drawing belt the most according to claim 9, it is characterised in that: described radiating groove is the most flat
Capable, equivalently-sized elongated slot, transversal slotting is in the upper and lower surface of polymer composite layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620590512.2U CN205709392U (en) | 2016-06-15 | 2016-06-15 | A kind of elevator carbon fiber drawing belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620590512.2U CN205709392U (en) | 2016-06-15 | 2016-06-15 | A kind of elevator carbon fiber drawing belt |
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| Publication Number | Publication Date |
|---|---|
| CN205709392U true CN205709392U (en) | 2016-11-23 |
Family
ID=57306539
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| CN201620590512.2U Active CN205709392U (en) | 2016-06-15 | 2016-06-15 | A kind of elevator carbon fiber drawing belt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108861954A (en) * | 2017-05-11 | 2018-11-23 | 蒂森克虏伯电梯（上海）有限公司 | Drawing belt for elevator and the elevator including the drawing belt |
-
2016
- 2016-06-15 CN CN201620590512.2U patent/CN205709392U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108861954A (en) * | 2017-05-11 | 2018-11-23 | 蒂森克虏伯电梯（上海）有限公司 | Drawing belt for elevator and the elevator including the drawing belt |
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| GR01 | Patent grant |