CN102991692A - Boarding bridge lifting device - Google Patents
Boarding bridge lifting device Download PDFInfo
- Publication number
- CN102991692A CN102991692A CN2012103893305A CN201210389330A CN102991692A CN 102991692 A CN102991692 A CN 102991692A CN 2012103893305 A CN2012103893305 A CN 2012103893305A CN 201210389330 A CN201210389330 A CN 201210389330A CN 102991692 A CN102991692 A CN 102991692A
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- plunger
- cylinder
- jacking system
- connecting bridge
- fixed seat
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Abstract
The invention discloses a boarding bridge lifting device comprising a beam and an inner guide pipe, wherein a locating hole is relatively formed in the beam; the inner guide pipe is inserted into the beam via the locating hole; the inner guide pipe is welded with the beam; a plunger type hydraulic cylinder is arranged in the inner guide pipe; an outer guide pipe capable of sliding up and down is sleeved on the inner guide pipe; the outer guide pipe is connected with the plunger type hydraulic cylinder by an upper fixing seat; the hydraulic cylinder is connected with the beam by a lower fixing seat; a hydraulic power device is arranged on the beam; and the plunger type hydraulic cylinder is driven by the hydraulic power device.
Description
Technical field
The present invention relates to a kind of connecting bridge, particularly a kind of connecting bridge jacking system.
Background technology
Connecting bridge is comprised of some sections telescopic passage sockets usually, when aircraft up and down during the passenger, can extend to the hatch door place of aircraft, and with it docking, so that passenger's aircraft in the airport park and terminal between shift, and the model of aircraft is different, the height of its aircraft door also is different, therefore need to adopt jacking system to regulate the height of passage, but mainly between common jacking system inner catheter and the crossbeam adopt flange arrangement to be connected or with bolts, thereby have following shortcoming, can not realize well the transition of outer catheter and crossbeam, so that inner catheter and crossbeam junction produce distortion even fracture under the effect of connecting bridge live load.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of connecting bridge jacking system, connecting bridge jacking system handling ease, good manufacturability; Simple in structure, inner catheter and outer catheter vertical direction and parallel direction do not have deviation, and the outer catheter lifting is steadily smooth, without rocking and deviation.
The technical solution adopted for the present invention to solve the technical problems is:
The connecting bridge jacking system, it is characterized in that: comprise crossbeam and inner catheter, relatively be provided with knock hole on the crossbeam, described inner catheter one end inserts in the crossbeam by knock hole, and described inner catheter and beam welding, be provided with plunger-type cylinder in the inner catheter, be set with the outer catheter that can slide up and down on the inner catheter, this outer catheter is connected with plunger-type cylinder by upper fixed seat, and plunger-type cylinder is connected with crossbeam by lower fixed seat, crossbeam is provided with hydraulic power unit, and described plunger-type cylinder drives by hydraulic power unit.
Described hydraulic actuating cylinder is unidirectional action plunger-type cylinder or Dual-acting piston formula hydraulic actuating cylinder.
Described plunger-type cylinder comprises a plunger case, be provided with cavity in the plunger case, one plunger, this plunger is arranged in the cavity, and cooperate with the slipper seal of plunger case inwall, one first valve pocket is arranged in the plunger case, an electromagnetic valve, be arranged in this first valve pocket, one liquid mediation hole is arranged in the plunger case, and described electromagnetic valve communicates with cavity by liquid mediation hole, described plunger case inwall is provided with some the first seal rings, liquid Jie mouth of described hydraulic power unit communicates with the input end of electromagnetic valve, and the fixed seat is connected with plunger in the plunger-type cylinder, and described lower fixed seat is connected with plunger case in the plunger-type cylinder; Be provided with the second valve pocket in the described plunger case, be provided with hydraulic control one-way valve in the second valve pocket, this hydraulic control one-way valve communicates with described cavity by described liquid mediation hole, and liquid Jie mouth of described hydraulic power unit communicates with the input end of hydraulic control one-way valve.
Described plunger case one end is provided with the first oscillating bearing, and described plunger one end is provided with the second joint bearing, and described lower fixed seat and the first oscillating bearing articulate; Fixed seat and second joint bearing hinge joint.
Described lower fixed seat comprises the first connecting panel, and the first connecting panel is provided with and relatively is provided with the first journal stirrup, and described the first oscillating bearing is positioned between the first journal stirrup, and is articulated on the first journal stirrup by the first bearing pin, and described the first connecting panel is fixed on the crossbeam.
The fixed seat comprises the second connecting panel, and the second connecting panel is provided with and relatively is provided with the second journal stirrup, and described second joint bearing is positioned between the second journal stirrup, and is articulated on the second journal stirrup by the second bearing pin, and described the second connecting panel is provided with hanger.
Described outer catheter is provided with the outer catheter flange, and the outer catheter flange is provided with slotted hole, and described the second connecting panel can pass slotted hole and block mutually with the outer catheter flange.
Described plunger case comprises the cylinder main body and closely is set in cylinder section on the cylinder main body, and described cavity is arranged in cylinder main body and the cylinder section, and described cylinder section inwall is provided with the second seal ring.
Described cylinder section inwall is provided with bulge loop, and described plunger cooperates with the bulge loop slipper seal, and described plunger is provided with orienting sleeve, described plunger case inwall and orienting sleeve bearing fit, and described the first seal ring is arranged on the bulge loop.
Described inner catheter outer wall is provided with guide runner.
The invention has the beneficial effects as follows: the present invention includes crossbeam and inner catheter, relatively be provided with knock hole on the crossbeam, described inner catheter one end inserts in the crossbeam by knock hole, and inner catheter and beam welding, pass through said structure, inner catheter can accurate positioning, reduce inner catheter self and had deviation with parallel direction in the vertical direction, and be connected more firm difficult loosening with crossbeam 23, avoid long-time the use and the deviation of generation vertical direction and parallel direction, can better realize the transition of outer catheter and crossbeam, avoid inner catheter and crossbeam junction under the effect of connecting bridge live load, to produce distortion even fracture.
And the present invention has used ram cylinder, and it is simple in structure, and stable drive, system realize cushioning absorbing easily, and safety factor is higher.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is that the present invention is applied to the topology view on the boarding bridge elevating mechanism;
Fig. 2 is semisectional view of the present invention;
Fig. 3 is topology view of the present invention;
Fig. 4 is the enlarged view of the A part of Fig. 3;
Fig. 5 is the enlarged view of the B part of Fig. 3;
Fig. 6 is that the Q of Fig. 2 is to view;
Fig. 7 is hydraulic schematic diagram of the present invention;
Fig. 8 is the birds-eye view at outer catheter place;
Fig. 9 is the C-C part sectional view of Fig. 8.
The specific embodiment
Referring to figs. 1 through Fig. 9, the invention discloses a kind of connecting bridge jacking system, comprise crossbeam 23 and inner catheter 25, be provided with mobile device 24 below the crossbeam 23, this mobile device 24 adopts prior art manufacturings, does not describe in detail at this.Relatively be provided with knock hole on the crossbeam 23, inner catheter 25 1 ends insert in the crossbeam 23 by knock hole, and inner catheter 25 and crossbeam 23 welding, pass through said structure, inner catheter 25 can accurate positioning, reduce inner catheter 25 and self had deviation with parallel direction in the vertical direction, and be connected more firm difficult loosening with crossbeam 23, avoid long-time the use and the deviation of generation vertical direction and parallel direction, can better realize the transition of outer catheter 26 and crossbeam 23, avoid inner catheter and crossbeam junction under the effect of connecting bridge live load, to produce distortion even fracture.Be provided with hydraulic actuating cylinder in the inner catheter 25, hydraulic actuating cylinder is unidirectional action plunger-type cylinder or Dual-acting piston formula hydraulic actuating cylinder, be set with outer catheter 26 on the inner catheter 25, this outer catheter 26 is connected with plunger-type cylinder by upper fixed seat 15, and plunger-type cylinder is connected with crossbeam 23 by lower fixed seat 14, crossbeam 23 is provided with hydraulic power unit 27, and described plunger-type cylinder drives by hydraulic power unit 27.
As shown in the figure, in this specific embodiment, hydraulic actuating cylinder is that plunger-type cylinder comprises a columniform plunger case 1, be provided with columniform cavity 2 in the plunger case 1, be provided with plunger 3 in the cavity 2, in order to make plunger 3 can pack into smoothly in the cavity 2 and to reduce difficulty of processing and assembly difficulty, plunger case 1 is assembled by two parts, comprise that cylinder main body 4 reaches the cylinder section 5 that closely is set on the cylinder main body 4, cylinder section 5 is sealed and matched with cylinder main body 4 and passes through screw fastening, thereby can bear very large fluid pressure, cavity 2 is made of cylinder main body 4 and cylinder section 5 endoporus, for better sealing, cylinder section 5 inwalls are provided with the second seal ring 6, thereby to the cooperation place enhanced leaktightness of cylinder section 5 inwalls and cylinder main body 4 outer walls.Cylinder section 5 inwalls are provided with bulge loop 7, and plunger 3 cooperates with bulge loop 7 slipper seals, and plunger 3 is provided with orienting sleeve 8, plunger case 1 inwall and orienting sleeve 8 bearing fits.In the said structure, plunger 3 is main by orienting sleeve 8 supporting guiding, and plunger 3 only cooperates with bulge loop 7 inwall slipper seals, thereby the inwall of cylinder main body 4 does not need fine limit work, like this cylinder main body 4 handling eases, this product integral body have good manufacturability, simple in structure, sealing is reliable, make with safeguarding and be easy to advantage, very suitable this lifting work stroke of connecting bridge is long and be the occasion of at right angle setting use.Certainly, in order to obtain better sealing effectiveness, be provided with some the first seal rings on bulge loop 7 inwalls.
As shown in the figure, be provided with the first valve pocket (not shown) and liquid mediation hole 9 in the plunger case 1, be provided with electromagnetic valve 10 in the first valve pocket, electromagnetic valve 10 communicates with cavity 2 by liquid mediation hole 9, liquid Jie mouth of hydraulic power unit 27 communicates with the input end of electromagnetic valve, when electromagnetic valve 10 is opened, the hydraulic oil of hydraulic power unit 27 outputs directly enters in the cavity 2 of plunger case 1 by electromagnetic valve 10 and liquid mediation hole 9, thereby top hydraulic plunger 3 protrudes upward, drive connected outer catheter 26 by plunger 3 and rise, thereby connecting bridge is risen; Stop oiling, electromagnetic valve 10 is closed, and the hydraulic oil in the cavity 2 is played a supporting role to plunger 3; When electromagnetic valve 10 is opened again, plunger 3 self with the weight effect that is connected associated components thereon under, the hydraulic oil in the cavity 2 are extruded, thereby begin to descend.Electromagnetic valve 10 is built in the plunger case and forms one with plunger case 1, and communicates with cavity 2 by liquid mediation hole 9, and it is damaged or leak and cause jacking system to lose supporting role to connecting bridge greatly to reduce external oil pipe, prevents accident and the wrap up gate.
As shown in the figure, be provided with the second valve pocket (not shown) in the plunger case 1, be provided with hydraulic control one-way valve 11 in the second valve pocket, this hydraulic control one-way valve 11 communicates with cavity 2 by liquid mediation hole 9, and liquid Jie mouth of hydraulic power unit 27 communicates with the input end of hydraulic control one-way valve.When running into the emergency situation of power failure, can finish the function of promptly falling bridge by manually opening hydraulic control one-way valve 11, the speed of decline can also be regulated by hydraulic control one-way valve 11.And connecting bridge is when normal the use at ordinary times, and plunger 3 is under self and the weight effect that is connected associated components thereon, and cavity 2 interior hydraulic oil make hydraulic control one-way valve 11 be in off condition, and maintenance is to the bearing state of connecting bridge.
Shown in Fig. 3,4 and 5, an end of plunger case 1 is provided with the first oscillating bearing 12, and plunger 3 one ends are provided with second joint bearing 13; Be articulated with lower fixed seat 14 on the first oscillating bearing 12; Be articulated with upper fixed seat 15 on the second joint bearing 13.
Lower fixed seat 14 comprises the first connecting panel 16, and the first connecting panel 16 is fixed on the crossbeam 23, the first connecting panel 16 is provided with and relatively is provided with the first journal stirrup 17, and described the first oscillating bearing 12 is positioned at 17 of the first journal stirrups, and is articulated on the first journal stirrup 17 by the first bearing pin 18; Upper fixed seat 15 comprises that the second connecting panel 19, the second connecting panels 19 are provided with and relatively is provided with the second journal stirrup 20 that described second joint bearing 13 is positioned at 20 of the second journal stirrups, and is articulated on the second journal stirrup 20 by the second bearing pin 21.Outer catheter 26 is provided with outer catheter flange 28, outer catheter flange 28 is provided with slotted hole 29, described the second connecting panel can pass slotted hole 29 and block mutually with outer catheter flange 28, concrete operations are, with the second connecting panel by slotted hole 29 outer catheter flange 28 lower surfaces of packing into, again the second connecting panel is turn 90 degrees, this moment, the second connecting panel blocked to deviate from from slotted hole 29 with outer catheter flange 28 mutually, get up with Bolt Connection again, bolt only plays the role of positioning like this, the load of connecting bridge acts on the second connecting panel by outer catheter flange 28, and bolt can not be subjected to connecting bridge load effect like this, and safety is good; In addition, plunger case can bring convenience to assembling by directly lifting up in the slotted hole 29, can hang out plunger case from slotted hole 29 when particularly connecting bridge keeps in repair on the airport, for convenience is created in maintenance.
The second connecting panel 19 is provided with hanger 22, and lifting usefulness is more convenient for assembling when being used for assembling.
As shown in the figure, inner catheter 25 outer walls are provided with guide runner, and the one side of this guide runner contacts with outer catheter 26, by the guide runner guiding, outer catheter 26 is when lifting, and it is more steadily smooth, rock in the time of can avoiding moving, reduce deviation, guarantee preferably the synchronism on both sides.
Above-mentionedly just preferred embodiments more of the present invention are illustrated and describe, but embodiments of the present invention are not restricted to the described embodiments, as long as it reaches technique effect of the present invention with essentially identical means, all should belong to protection scope of the present invention.
Claims (10)
1. connecting bridge jacking system, it is characterized in that: comprise crossbeam and inner catheter, relatively be provided with knock hole on the crossbeam, described inner catheter one end inserts in the crossbeam by knock hole, and described inner catheter and beam welding, be provided with hydraulic actuating cylinder in the inner catheter, be set with the outer catheter that can slide up and down on the inner catheter, this outer catheter is connected with plunger-type cylinder by upper fixed seat, and plunger-type cylinder is connected with crossbeam by lower fixed seat, crossbeam is provided with hydraulic power unit, and described plunger-type cylinder drives by hydraulic power unit.
2. connecting bridge jacking system according to claim 1, it is characterized in that: described hydraulic actuating cylinder is unidirectional action plunger-type cylinder or Dual-acting piston formula hydraulic actuating cylinder.
3. connecting bridge jacking system according to claim 2, it is characterized in that: described plunger-type cylinder comprises a plunger case, be provided with cavity in the plunger case, one plunger, this plunger is arranged in the cavity, and cooperate with the slipper seal of plunger case inwall, one first valve pocket, be arranged in the plunger case, one electromagnetic valve is arranged in this first valve pocket, liquid mediation hole, be arranged in the plunger case, described electromagnetic valve communicates with cavity by liquid mediation hole, and described plunger case inwall is provided with some the first seal rings, and liquid Jie mouth of described hydraulic power unit communicates with the input end of electromagnetic valve, the fixed seat is connected with plunger in the plunger-type cylinder, described lower fixed seat is connected with plunger case in the plunger-type cylinder, is provided with the second valve pocket in the described plunger case, is provided with hydraulic control one-way valve in the second valve pocket, this hydraulic control one-way valve communicates with described cavity by described liquid mediation hole, and liquid Jie mouth of described hydraulic power unit communicates with the input end of hydraulic control one-way valve.
4. connecting bridge jacking system according to claim 3, it is characterized in that: described plunger case one end is provided with the first oscillating bearing, and described plunger one end is provided with the second joint bearing, and described lower fixed seat and the first oscillating bearing articulate; Fixed seat and second joint bearing hinge joint.
5. connecting bridge jacking system according to claim 4, it is characterized in that: described lower fixed seat comprises the first connecting panel, the first connecting panel is provided with and relatively is provided with the first journal stirrup, described the first oscillating bearing is positioned between the first journal stirrup, and be articulated on the first journal stirrup by the first bearing pin, described the first connecting panel is fixed on the crossbeam.
6. connecting bridge jacking system according to claim 4, it is characterized in that: the fixed seat comprises the second connecting panel, the second connecting panel is provided with and relatively is provided with the second journal stirrup, described second joint bearing is positioned between the second journal stirrup, and be articulated on the second journal stirrup by the second bearing pin, described the second connecting panel is provided with hanger.
7. connecting bridge jacking system according to claim 6, it is characterized in that: described outer catheter is provided with the outer catheter flange, and the outer catheter flange is provided with slotted hole, and described the second connecting panel can pass slotted hole and block mutually with the outer catheter flange.
8. connecting bridge jacking system according to claim 3 is characterized in that: described plunger case comprises the cylinder main body and closely is set in cylinder section on the cylinder main body, and described cavity is arranged in cylinder main body and the cylinder section, and described cylinder section inwall is provided with the second seal ring.
9. connecting bridge jacking system according to claim 8, it is characterized in that: described cylinder section inwall is provided with bulge loop, and described plunger cooperates with the bulge loop slipper seal, and described plunger is provided with orienting sleeve, described plunger case inwall and orienting sleeve bearing fit, described the first seal ring is arranged on the bulge loop.
10. connecting bridge jacking system according to claim 1, it is characterized in that: described inner catheter outer wall is provided with guide runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210389330.5A CN102991692B (en) | 2012-10-15 | 2012-10-15 | Boarding bridge lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210389330.5A CN102991692B (en) | 2012-10-15 | 2012-10-15 | Boarding bridge lifting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102991692A true CN102991692A (en) | 2013-03-27 |
| CN102991692B CN102991692B (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210389330.5A Active CN102991692B (en) | 2012-10-15 | 2012-10-15 | Boarding bridge lifting device |
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| Country | Link |
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| CN (1) | CN102991692B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996565A (en) * | 2012-10-18 | 2013-03-27 | 蒂森克虏伯机场系统(中山)有限公司 | Lifting plunger type cylinder structure of boarding bridge |
| CN103482080A (en) * | 2013-09-17 | 2014-01-01 | 中国人民解放军军事交通学院 | Gallery bridge type aviation container material continuous transfer loading and unloading equipment |
| CN107600454A (en) * | 2016-07-11 | 2018-01-19 | 中国国际海运集装箱(集团)股份有限公司 | Connecting bridge lowering or hoisting gear |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1031591A (en) * | ||||
| CN200971168Y (en) * | 2006-11-22 | 2007-11-07 | 江苏蓝天空港设备有限公司 | Lifting mechanism of loading bridge |
| CN201621129U (en) * | 2010-03-04 | 2010-11-03 | 合肥市力恒科技有限责任公司 | Single-acting plunger type buffering hydraulic oil cylinder |
| CN202244107U (en) * | 2011-08-17 | 2012-05-30 | 蒂森克虏伯机场系统(中山)有限公司 | Nut follow-up type electromechanical lift boarding bridge |
| CN202295328U (en) * | 2011-10-18 | 2012-07-04 | 镇江浩博航空铁道设备研发有限公司 | Connecting structure for lifting mechanism and walking mechanism of boarding bridge |
| CN202966673U (en) * | 2012-10-15 | 2013-06-05 | 蒂森克虏伯机场系统(中山)有限公司 | Boarding bridge lifting device |
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2012
- 2012-10-15 CN CN201210389330.5A patent/CN102991692B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1031591A (en) * | ||||
| CN200971168Y (en) * | 2006-11-22 | 2007-11-07 | 江苏蓝天空港设备有限公司 | Lifting mechanism of loading bridge |
| CN201621129U (en) * | 2010-03-04 | 2010-11-03 | 合肥市力恒科技有限责任公司 | Single-acting plunger type buffering hydraulic oil cylinder |
| CN202244107U (en) * | 2011-08-17 | 2012-05-30 | 蒂森克虏伯机场系统(中山)有限公司 | Nut follow-up type electromechanical lift boarding bridge |
| CN202295328U (en) * | 2011-10-18 | 2012-07-04 | 镇江浩博航空铁道设备研发有限公司 | Connecting structure for lifting mechanism and walking mechanism of boarding bridge |
| CN202966673U (en) * | 2012-10-15 | 2013-06-05 | 蒂森克虏伯机场系统(中山)有限公司 | Boarding bridge lifting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996565A (en) * | 2012-10-18 | 2013-03-27 | 蒂森克虏伯机场系统(中山)有限公司 | Lifting plunger type cylinder structure of boarding bridge |
| CN103482080A (en) * | 2013-09-17 | 2014-01-01 | 中国人民解放军军事交通学院 | Gallery bridge type aviation container material continuous transfer loading and unloading equipment |
| CN107600454A (en) * | 2016-07-11 | 2018-01-19 | 中国国际海运集装箱(集团)股份有限公司 | Connecting bridge lowering or hoisting gear |
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| Publication number | Publication date |
|---|---|
| CN102991692B (en) | 2015-02-18 |
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