CN104912374A - Electric ascending and descending mast - Google Patents
Electric ascending and descending mast Download PDFInfo
- Publication number
- CN104912374A CN104912374A CN201510269358.9A CN201510269358A CN104912374A CN 104912374 A CN104912374 A CN 104912374A CN 201510269358 A CN201510269358 A CN 201510269358A CN 104912374 A CN104912374 A CN 104912374A
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- China
- Prior art keywords
- chain
- chain block
- mast
- electric
- shaped notch
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Abstract
The invention relates to an electric ascending and descending mast, which is characterized by comprising a motor (1), wherein a speed reducer (2) is connected onto the motor (1), and is connected with a chain wheel (3); a telescopic guide post (5) is arranged above the chain wheel (3); a chain (4) is wound on the chain wheel (3); one end of the chain (4) is abutted against the bottom of the telescopic guide post (5); and the chain (4) changes from the horizontal transmission to the vertically upward transmission after being driven by the chain wheel (3), so that the telescopic guide post (5) is upwards jacked. The electric ascending and descending mast has the advantages that the ascending and descending speed is adjustable; the bearing force is great; the size is small; the ascending and descending height is precise; downward sliding cannot occur; and the applicability is high.
Description
Technical field
The present invention relates to a kind of electric up-down mast, be mainly used in military affairs, fire-fighting, security and communication engineering field.
Background technology
Mast is the high mast of upper suspension sail and flag, installing antenna, measuring platform of poling a boat, and is generally wooden oval pole or metal column, may be used for the dress signal lamp on ship, hang flag, frame telegram antenna, also can support loading boom, hang loading and unloading cargo transport thing.Mast then obtains new application at present in military affairs, fire-fighting, security, communication engineering, and mast top can place communicator, investigation device etc.
But current mast mostly is gas telescopic mast or manual telescopic mast, the up-down mode of mast falls behind, and there is following defect:
1, owing to being pneumatic or manual telescopic formula, the rising or falling speed of mast is slow, and speed is non-adjustable.
2, pneumatic type or telescopic mast bearing capacity less, heavier equipment can not be placed.
3, the volume of the expansion driver tool of mast is large, weight is high, is unfavorable for transport.
4, rising or falling speed that is pneumatic or extension mast is unstable.
5, transmission apparatus precision that is pneumatic or extension mast is poor, and cause the adjustable height inaccuracy of mast, lifting process displacement accuracy is poor, can not accurately hover and locate.
6, easily occur that displacement is even glided when pneumatic or extension mast reaches eminence, if will keep not moving, then need to keep air pump in running order, not only produce noise also consumed energy.
7, pneumatic or extension mast can not use in the presence of a harsh environment.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, provide that a kind of rising or falling speed is adjustable, bearing capacity is large, volume is little, lifting precision is high, without gliding, can power-off hovering after putting in place, the electric up-down mast that applicability is strong.
The object of the present invention is achieved like this:
Electric up-down mast of the present invention, it comprises motor, motor is connected to reducer, described reducer is connected with sprocket wheel, the top of sprocket wheel is provided with flexible guide pillar, and described sprocket wheel is wound with chain, and one end of this chain withstands on the bottom of flexible guide pillar, described chain becomes transmission vertically upward from horizontal conveyor after sprocket wheel drives, thus upwards jack-up in the guide pillar that will stretch.
Described flexible guide pillar is made up of Multi-section telescopic post, every section of telescopic mast is hollow telescopic mast, wherein the telescopic mast of next section is enclosed within the outside of the preceding paragraph telescopic mast, and one end of this chain withstands on the bottom of the telescopic mast of lowermost, thus by each section of telescopic mast in flexible guide pillar one section a section upwards jack-up.
Described chain is spliced by chain block, in the both sides, front and back of described single chain block, the first half of side caves inward and forms between outer land terrace, step surface in the Lower Half of opposite side caves inward and formed, described between outer land terrace is consistent with interior step surface shape and can be bonded to each other, and the front side of described chain block has front hinge hole, and the rear side of chain block has rear hinge hole, in adjacent two chain blocks, the front hinge hole of previous chain block is connected by connector with the rear hinge hole of a rear chain block.
In adjacent two chain blocks, the front hinge hole of previous chain block and the rear hinge hole of a rear chain block pass through pinned connection.
Two chain blocks form a chain block assembly, and chain block assembly is that the inner side of single chain block arranges a same shape chain block again.
Two chain blocks of chain block assembly by fixing through the bearing pin of front hinge hole and rear hinge hole,
Two chain blocks of chain block assembly weld back-to-back.
Described chain is spliced by chain block, protrude in the middle part of the front side of described chain block and arrange, form projection, the rear side medial recess of chain block is arranged, form groove, before and after chain block with the use of time, the projection of a rear chain block stretches in the groove of previous chain block, top on front side of described chain block offers a front side arc-shaped notch, top on rear side of chain block offers a rear side arc-shaped notch, when front chain block and rear chain block splice, front side arc-shaped notch coordinates with the rear side arc-shaped notch of rear chain block and forms bearing pin through hole, and after front side arc-shaped notch coordinates with rear side arc-shaped notch, gap is still left in both tops.
Be installed with bearing pin in the front side arc-shaped notch of two chain blocks that front and back are adjacent and rear side arc-shaped notch, former and later two chain block places above bearing pin described leave gap, are connected between adjacent two bearing pins by chain sheet, the chain that so just composition one is complete.
Described inside and outside two chain blocks are fixed by bottom transverse slat or middle bearing pin is fixed, and form the chain block of an entire combination.
Electric up-down mast of the present invention has the following advantages:
Electric up-down mast of the present invention is used as the transmission mechanism of mast by mechanical transmission chain, and uses electric energy to carry out driving mechanism rotation, coordinates Multi-section telescopic guide pillar can reach following advantage:
1, stretch because Electric Machine Control rigid transmission chain controls mast, the rising or falling speed of mast can be regulated, speed faster can be reached.
2, the gearing of mast is rigid transmission chain, makes mast bearing power increase, can place heavier equipment.
3, mast driving chain can rolling and storage, decrease and take up an area space, be convenient to transport.
4, rigid transmission chain move through Electric Machine Control, the rising or falling speed stability of mast is improved, without clamping stagnation.
5, rigid transmission chain move through motor and encoder, PLC controls, and makes the adjustable height of mast accurate, can range can optional position hovering, improve the applicability of mast, may be used on the high equipment of military project equally accurate requirement.
6, power-off when mast reaches eminence, because motor carries braking brake, mast is supported by rigid transmission chain and there will not be displacement and downslide.
7, the rigidity of electrodynamic type mast is better, not easily rocks, still can use in the presence of a harsh environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric up-down mast of the present invention.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the A portion enlarged drawing of Fig. 2.
Fig. 4 is the schematic diagram of the first structure of single chain block in Fig. 3.
Fig. 5 is adjacent two spliced structural representations of chain block in Fig. 4.
Fig. 6 is the schematic diagram of the second structure of single chain block in Fig. 3.
Fig. 7 is adjacent two spliced structural representations of chain block in Fig. 6.
Fig. 8 is the structural representation of the driving chain adopting Fig. 7 medium chain block.
In figure: motor 1, reducer 2, sprocket wheel 3, chain 4, flexible guide pillar 5, chain block 6, between outer land terrace 7, interior step surface 8, front hinge hole 9, rear hinge hole 10, connecting hole 11, projection 12, groove 13, front side arc-shaped notch 14, rear side arc-shaped notch 15, bearing pin 16, chain sheet 17.
Detailed description of the invention
See Fig. 1 to Fig. 3, the present invention relates to a kind of electric up-down mast, it comprises motor 1, motor 1 is connected to reducer 2, described reducer 2 is connected with sprocket wheel 3, the top of sprocket wheel 3 is provided with flexible guide pillar 5, described flexible guide pillar 5 is made up of Multi-section telescopic post, every section of telescopic mast is hollow telescopic mast, wherein the telescopic mast of next section is enclosed within the outside of the preceding paragraph telescopic mast, described sprocket wheel 3 is wound with chain 4, one end of this chain 4 withstands on the bottom of the telescopic mast of lowermost, described chain 4 becomes transmission vertically upward from horizontal conveyor after sprocket wheel 3 drives, thus by each section of telescopic mast in flexible guide pillar 5 one section a section upwards jack-up.
Described chain 4 is spliced by chain block 6, and chain block 6 has various structures, and preferred structure is following two kinds:
One, as Fig. 4 and Fig. 5, in the both sides, front and back of described single chain block 6, the first half of side caves inward and forms between outer land terrace 7, step surface 8 in the Lower Half of opposite side caves inward and formed, described between outer land terrace 7 is consistent with interior step surface 8 shape and can be bonded to each other, the front side of described chain block 6 has front hinge hole 9, the rear side of chain block 6 has rear hinge hole 10, in adjacent two chain blocks 6, the front hinge hole 9 of previous chain block 6 is coordinated by connector with the rear hinge hole 10 of a rear chain block 6, this connector can be bearing pin etc., when chain block 6 splices, the between outer land terrace 7 of a chain block 6 is attached on the interior step surface 8 of an adjacent chain block, just the driving chain of rigidity is constituted after all chain block splicings, such chain block 6 is when transmission, the interior step surface 8 that previous chain block 6 just can pass through promotes between outer land terrace 7 backward, thus transmit the moment of rectilinear direction, the transmission between chain block can be carried out better, between outer land terrace 7 is returned interior step surface 8 and is provided a bearing capacity upwards simultaneously, thus moving both vertically of chain 5 can be realized.
And chain block 6 can combinationally use, to increase its bearing capacity.
Embodiment one:
The inner side of chain block 6 arranges a chain block 6, two chain blocks 6 again by fixing through the bearing pin of front hinge hole 9 and rear hinge hole 10, thus a formation assembly uses, and then enhances the bearing capacity of chain block 6.
Embodiment two:
The inner side of chain block 6 arranges a chain block again, and the chain block that two chain blocks weld formation one more firm back-to-back uses, and then enhances the bearing capacity of chain block.
Two, as Fig. 6 and Fig. 7, the centre of described single chain block 6 has connecting hole 11, described connecting hole 11 is for getting up inside and outside two chain block 6 stacking splicings, chain block 6 can be combinationally used, to increase its bearing capacity, thus be applicable to the chain post transmission of more high strength, protrude in the middle part of the front side of described chain block 6 and arrange, form projection 12, the rear side medial recess of chain block 6 is arranged, form groove 13, described projection 12 is consistent with the shape of groove 13, before and after chain block 6 with the use of time, the projection 12 of a rear chain block stretches in the groove 13 of previous chain block, a rear like this chain block just can promote previous chain block and carry out parallel motion, projection 12 provides a bearing capacity upwards just to groove 13 simultaneously, thus improve the intensity of chain block 6, make chain 4 can realize moving both vertically.
Top on front side of described chain block 6 offers a front side arc-shaped notch 14, top on rear side of chain block 6 offers a rear side arc-shaped notch 15, when described front chain block and rear chain block splice, front side arc-shaped notch 14 coordinates with the rear side arc-shaped notch 15 of rear chain block and forms bearing pin through hole, and after front side arc-shaped notch 14 coordinates with rear side arc-shaped notch 15, gap is still left in both tops, if when previous chain block needs upwards to move both vertically, a front chain block just can rotate, due to the existence in the gap of two arc-shaped notch, the top of chain block can rotate, if very close to each other, the rotation of chain block can be hindered, thus limit moving both vertically of chain.
As Fig. 8, when this chain block 6 uses, splice before and after chain block 6, inside and outside two sides is all placed with the corresponding chain block arranged, bearing pin 16 is installed with in the front side arc-shaped notch 14 of two chain blocks that front and back are adjacent and rear side arc-shaped notch 15, former and later two chain blocks 6 described leave gap in place above bearing pin 16, are connected between adjacent two bearing pins 16 by chain sheet 17, the chain 4 that so just composition one is complete.
The cellular chain sheet of this driving-chain post can also be the fixing rear use of inside and outside two panels, and inside and outside two panels chain sheet is fixed by bottom transverse slat or middle bearing pin is fixed, and forms an entire combination chain block, thus adds intensity and the bearing capacity of chain post.
When this electric up-down mast uses, sprocket rotation is driven by motor and reducer, thus drive chain drive, in chain, single chain block is through particular design, chain block one joint is connect a joint and is formed by connecting, combine with next units in series, and the transmission of the horizontal and vertical of chain can be realized, thus chain is become vertical-transmission from horizontal conveyor, and then by thus by each section of telescopic mast in flexible guide pillar one section a section upwards jack-up, mast is raised to top the most at last.
Chain in this electric up-down mast is by the particular design of single chain block, chain block one joint is connect a joint be formed by connecting, combine with next units in series, the transmission of realizable force, and the one-directional rotation realizing chain block, and then the transmission of horizontal and vertical realizing chain, after chain block combinationally uses, Stability Analysis of Structures, can bear larger moment, thus makes chain form rigid transmission chain.
Electric Machine Control rigid transmission chain controls mast and stretches, and the rising or falling speed of mast can be regulated, and can reach speed faster, and rising or falling speed is stable without clamping stagnation; Rigid transmission chain makes mast bearing power increase, can place heavier equipment, and mast is supported by rigid transmission chain and there will not be displacement and downslide; The back segment of driving chain can be wound into many storage layers, decrease and take up an area space, be convenient to transport; Move through motor and the PLC of rigid transmission chain control, and the adjustable height of mast can be made accurate, can range can optional position stop, improve the applicability of mast, may be used on the high equipment of military project equally accurate requirement.Such as in order to ensure disguise, equipment on mast is raised to when slightly exceeding treetop, electric up-down mast just can reach precision like this; The rigidity of electrodynamic type mast is better, not easily rocks, still can use in the presence of a harsh environment.
Claims (10)
1. an electric up-down mast, it is characterized in that: it comprises motor (1), motor (1) is connected to reducer (2), described reducer (2) is connected with sprocket wheel (3), the top of sprocket wheel (3) is provided with flexible guide pillar (5), described sprocket wheel (3) is wound with chain (4), one end of this chain (4) withstands on the bottom of flexible guide pillar (5), described chain (4) becomes transmission vertically upward from horizontal conveyor after sprocket wheel (3) drives, thus upwards jack-up in the guide pillar (5) that will stretch.
2. a kind of electric up-down mast according to claim 1, it is characterized in that: described flexible guide pillar (5) is made up of Multi-section telescopic post, every section of telescopic mast is hollow telescopic mast, wherein the telescopic mast of next section is enclosed within the outside of the preceding paragraph telescopic mast, one end of this chain (4) withstands on the bottom of the telescopic mast of lowermost, thus each section of telescopic mast one section a section upwards jack-up will stretched in guide pillar (5).
3. a kind of electric up-down mast according to claim 1, it is characterized in that: described chain (4) is spliced by chain block (6), in the both sides, front and back of described single chain block (6), the first half of side caves inward and forms between outer land terrace (7), step surface (8) in the Lower Half of opposite side caves inward and formed, described between outer land terrace (7) is consistent with interior step surface (8) shape and can be bonded to each other, the front side of described chain block (6) has front hinge hole (9), the rear side of chain block (6) has rear hinge hole (10), in adjacent two chain blocks (6), the front hinge hole (9) of previous chain block (6) is connected by connector with the rear hinge hole (10) of a rear chain block (6).
4. a kind of electric up-down mast according to claim 3, is characterized in that: in adjacent two chain blocks (6), and the front hinge hole (9) of previous chain block (6) and the rear hinge hole (10) of a rear chain block (6) pass through pinned connection.
5. a kind of electric up-down mast according to claim 3, is characterized in that: two chain blocks (6) form a chain block assembly, and chain block assembly is that the inner side of single chain block arranges a same shape chain block again.
6. a kind of electric up-down mast according to claim 5, is characterized in that: two chain blocks of chain block assembly are by fixing through the bearing pin of front hinge hole (9) and rear hinge hole (10).
7. a kind of electric up-down mast according to claim 5, is characterized in that: two chain blocks of chain block assembly weld back-to-back.
8. a kind of electric up-down mast according to claim 1, it is characterized in that: described chain (4) is spliced by chain block (6), protrude in the middle part of the front side of described chain block (6) and arrange, form projection (12), the rear side medial recess of chain block (6) is arranged, form groove (13), before and after chain block (6) with the use of time, the projection (12) of a rear chain block stretches in the groove (13) of previous chain block, the top of described chain block (6) front side offers front side arc-shaped notch (14), the top of chain block (6) rear side offers rear side arc-shaped notch (15), when front chain block and rear chain block splice, front side arc-shaped notch (14) coordinates with the rear side arc-shaped notch (15) of rear chain block and forms bearing pin through hole, and after front side arc-shaped notch (14) coordinates with rear side arc-shaped notch (15), gap is still left in both tops.
9. a kind of electric up-down mast according to claim 8, it is characterized in that: in the front side arc-shaped notch (14) of two chain blocks (6) that front and back are adjacent and rear side arc-shaped notch (15), be installed with bearing pin (16), former and later two chain blocks (6) described leave gap at the top place of bearing pin (16), connected by chain sheet (17) between adjacent two bearing pins (16), the chain (4) that so just composition one is complete.
10. the cellular chain sheet of a kind of driving-chain post according to claim 8, is characterized in that: described inside and outside two chain blocks (6) are fixed by bottom transverse slat or middle bearing pin is fixed, and forms the chain block of an entire combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269358.9A CN104912374A (en) | 2015-05-25 | 2015-05-25 | Electric ascending and descending mast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269358.9A CN104912374A (en) | 2015-05-25 | 2015-05-25 | Electric ascending and descending mast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104912374A true CN104912374A (en) | 2015-09-16 |
Family
ID=54081770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510269358.9A Pending CN104912374A (en) | 2015-05-25 | 2015-05-25 | Electric ascending and descending mast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104912374A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476650A (en) * | 2017-08-21 | 2017-12-15 | 淄博萃智工业设计咨询有限公司 | A kind of application method of safety work guardrail |
| CN109018203A (en) * | 2018-07-02 | 2018-12-18 | 马万里 | A kind of ship mast |
| CN109436198A (en) * | 2018-10-24 | 2019-03-08 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Lifting chimney lamp mast with sealing device |
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| DE10137939A1 (en) * | 2001-08-07 | 2003-03-06 | Alfons Huber | Thrust chain to be driven by sprocket has single chain links with forked ennd anr projecting element |
| US20070221479A1 (en) * | 2004-04-05 | 2007-09-27 | Alexander Schmezer | Compression-Resistant Drive Chain for an Actuating Device |
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| CN202202607U (en) * | 2011-08-01 | 2012-04-25 | 上海同演建筑科技有限公司 | Socket steel pipe type portable lift mobile communication tower |
| CN203308163U (en) * | 2013-03-21 | 2013-11-27 | 冯俊江 | Lifting iron tower |
| CN204025533U (en) * | 2014-08-02 | 2014-12-17 | 徐光昕 | The chain module unit part of Transmitted chains post |
| CN204728797U (en) * | 2015-05-25 | 2015-10-28 | 江苏英孚机器人有限公司 | Electric up-down mast |
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2015
- 2015-05-25 CN CN201510269358.9A patent/CN104912374A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20102310U1 (en) * | 2001-02-02 | 2001-04-26 | Arnold & Stolzenberg Gmbh | Back stiff chain |
| DE10137939A1 (en) * | 2001-08-07 | 2003-03-06 | Alfons Huber | Thrust chain to be driven by sprocket has single chain links with forked ennd anr projecting element |
| US20070221479A1 (en) * | 2004-04-05 | 2007-09-27 | Alexander Schmezer | Compression-Resistant Drive Chain for an Actuating Device |
| CN201991266U (en) * | 2010-08-26 | 2011-09-28 | 上海同演建筑科技有限公司 | Elevating socket tower body and mobile communication base station |
| CN202202607U (en) * | 2011-08-01 | 2012-04-25 | 上海同演建筑科技有限公司 | Socket steel pipe type portable lift mobile communication tower |
| CN203308163U (en) * | 2013-03-21 | 2013-11-27 | 冯俊江 | Lifting iron tower |
| CN204025533U (en) * | 2014-08-02 | 2014-12-17 | 徐光昕 | The chain module unit part of Transmitted chains post |
| CN204728797U (en) * | 2015-05-25 | 2015-10-28 | 江苏英孚机器人有限公司 | Electric up-down mast |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476650A (en) * | 2017-08-21 | 2017-12-15 | 淄博萃智工业设计咨询有限公司 | A kind of application method of safety work guardrail |
| CN109018203A (en) * | 2018-07-02 | 2018-12-18 | 马万里 | A kind of ship mast |
| CN109436198A (en) * | 2018-10-24 | 2019-03-08 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Lifting chimney lamp mast with sealing device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150916 |