CN104097920B - Downward-transportation belt conveyor broken-belt grasping energy absorption device and energy absorption method - Google Patents
Downward-transportation belt conveyor broken-belt grasping energy absorption device and energy absorption method Download PDFInfo
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- CN104097920B CN104097920B CN201410224274.9A CN201410224274A CN104097920B CN 104097920 B CN104097920 B CN 104097920B CN 201410224274 A CN201410224274 A CN 201410224274A CN 104097920 B CN104097920 B CN 104097920B
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Abstract
The invention discloses a downward-transportation belt conveyor broken-belt grasping energy absorption device. The downward-transportation belt conveyor broken-belt grasping energy absorption device comprises a capturing device, a displacement device, a guide device and an energy absorption device; one end of the guide device is connected with the capturing device, the other end is hinged to the energy absorption device, and the displacement device is installed on the middle part of the guide device. The invention relates to a downward-transportation belt conveyor broken-belt grasping energy absorption method. When a downward-transportation belt is broken, the capturing device captures the downward-transportation belt, a downward kinetic energy is produced when the capturing device captures the broken belt, the capturing device is driven by the guide device to slide downwards to buffer and release the energy along the displacement device, after the guide device is moved, the energy absorption device is started to work, and the energy absorption device absorbs the large kinetic energy produced by the capturing of the capturing device on the broken belt. The large kinetic energy of the belt is absorbed through the energy absorption device, so that a distance is maintained between the capturing device and the downward-transportation belt to buffer, the strong impact is avoided, not only can the broken belt be effectively grasped and the safety of the personnel be guaranteed, but also the abrasion which is produced by grasping the belt can be avoided, and the secondary utilization rate of the belt can be increased.
Description
Technical field
The present invention relates to a kind of downward belt conveyor broken belt and firmly grasp energy absorption device and energy-absorbing method thereof, belong to broken belt protector technical field.
Background technology
Belt conveyer, in high spud angle, large conveying quantity, long distance delivery process, easily causes the broken belt of belt.For up belt conveyer, its broken-belt catching method is very ripe; But for downward belt conveyor, because the kinetic energy of belt after broken belt is very big, if arrest method with traditional, the material on belt can be caused to leave because of inertia, belt break catching apparatus can be made time serious to turn over and collapse, bring life danger to workman.In addition, traditional method of arresting is that will inevitably damage belt like this, the secondary affecting broken belt utilizes by the friction force between break catching apparatus and belt to consume the kinetic energy of broken belt.
Summary of the invention
For above-mentioned prior art Problems existing, the invention provides a kind of downward belt conveyor broken belt and firmly grasp energy absorption device and energy-absorbing method thereof, arrest the steady safety of belt, can avoid arresting the wearing and tearing that belt produces, improve the secondary Occupation coefficient of belt.
To achieve these goals, the technical solution used in the present invention is: a kind of downward belt conveyor broken belt firmly grasps energy absorption device, comprise the break catching apparatus for promptly lower fortune belt, also comprise slide for break catching apparatus Displacement system, for connect break catching apparatus and Displacement system guide piece, for absorbing the energy absorption device of break catching apparatus kinetic energy; Guide piece one end is connected with break catching apparatus, the guide piece other end and energy absorption device hinged, Displacement system is arranged on guide piece medium position.
Further, energy absorption device comprises energy-absorbing hydraulic actuating cylinder, blowdown valve, electromagnetic valve, safety valve and Hydraulic Pump.
Further, the piston rod of guide piece and energy-absorbing hydraulic actuating cylinder is hinged, and energy-absorbing hydraulic actuating cylinder is connected with electromagnetic valve and blowdown valve by pipeline, and safety valve is connected with electromagnetic valve by pipeline with Hydraulic Pump.
A kind of downward belt conveyor broken belt firmly grasps the promptly energy-absorbing method of energy absorption device, when instantly transporting belt broken belt, break catching apparatus transports belt under firmly grasping, break catching apparatus firmly grasps broken belt can produce downward kinetic energy, break catching apparatus relies on guide piece can let out along Displacement system slide downward buffering can, start energy absorption device work after guide piece displacement, energy absorption device absorption break catching apparatus firmly grasps the kinetic energy that broken belt produces.
The invention has the beneficial effects as follows: compared with prior art, the present invention is by the kinetic energy absorption of energy absorption device by belt, break catching apparatus and lower fortune belt is made to have a segment distance to cushion, avoid thump, thus reach the belt not only effectively can firmly grasping fracture, ensure personal security, and the wearing and tearing that promptly belt can be avoided to produce, improve the secondary Occupation coefficient of belt.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, lower fortune belt, 2, break catching apparatus, 3, Displacement system, 4, guide piece, 5, energy absorption device, 6, energy-absorbing hydraulic actuating cylinder, 7, blowdown valve, 8, electromagnetic valve, 9, safety valve, 10, Hydraulic Pump.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, this downward belt conveyor broken belt firmly grasps energy absorption device, comprise the break catching apparatus 2 for promptly lower fortune belt 1, also comprise slide for break catching apparatus 2 Displacement system 3, for connect break catching apparatus 2 and Displacement system 3 guide piece 4, for absorbing the energy absorption device 5 of break catching apparatus 2 kinetic energy; Guide piece 4 one end is connected with break catching apparatus 2, guide piece 4 other end and energy absorption device 5 hinged, Displacement system 3 is arranged on guide piece 4 medium position; Energy absorption device 5 comprises energy-absorbing hydraulic actuating cylinder 6, blowdown valve 7, electromagnetic valve 8, safety valve 9 and Hydraulic Pump 10; Guide piece 4 is hinged with the piston rod of energy-absorbing hydraulic actuating cylinder 6, and energy-absorbing hydraulic actuating cylinder 6 is connected with electromagnetic valve 8 and blowdown valve 7 by pipeline, and safety valve 9 is connected with electromagnetic valve 8 by pipeline with Hydraulic Pump 10.
Downward belt conveyor broken belt firmly grasps the promptly energy-absorbing method of energy absorption device, when instantly transporting belt 1 broken belt, the lower fortune belt 1 that break catching apparatus 2 promptly ruptures, transport due under belt, when belt fracture, its kinetic energy is very big, break catching apparatus 2 firmly grasps broken belt can produce downward kinetic energy, break catching apparatus 2 relies on guide piece 4 can let out along Displacement system 3 slide downward buffering can, start energy absorption device 5 after guide piece 4 displacement to work, energy absorption device 5 absorbs break catching apparatus 2 and firmly grasps the kinetic energy that broken belt produces, until energy absorption device 5 has absorbed all kinetic energy, break catching apparatus 2 stops at the slip on Displacement system 3, so far complete whole broken belt and firmly grasp process.
Embodiment:
Downward belt conveyor sense of motion is A, electromagnetic valve 8 is placed in meta, if lower fortune belt 1 ruptures at " I " place, belt on the right side of breaking part can along A direction Accelerating running, can produce greatly along the impulsive force in A direction with the fracture of belt after the belt that break catching apparatus 2 promptly ruptures, now, break catching apparatus 2 acts on energy absorption device 5 by guide piece 4, the little cavity pressure of energy-absorbing hydraulic actuating cylinder 6 in energy absorption device 5 is increased suddenly, until exceed the setting pressure of blowdown valve 7, now the valve port of blowdown valve 7 is opened, break catching apparatus 2 and guide piece 4 slide along Displacement system 3 to A direction, the piston rod of energy-absorbing hydraulic actuating cylinder 6 stretches out, the little cavity volume of energy-absorbing hydraulic actuating cylinder 6 reduces, the kinetic energy absorption that break catching apparatus 2 is firmly grasped broken belt and produced by energy-absorbing hydraulic actuating cylinder 6, and release energy by blowdown valve 7, along with the reduction of lower fortune belt 1 speed, the pressure acting on blowdown valve 7 reduces gradually, and when fortune belt 1 speed is zero instantly, the valve port of blowdown valve 7 is closed, and now, lower fortune belt is effectively firmly grasped.
Claims (4)
1. a downward belt conveyor broken belt firmly grasps energy absorption device, comprise the break catching apparatus (2) for transporting belt (1) under promptly, it is characterized in that, also comprise slide for break catching apparatus (2) Displacement system (3), for connect break catching apparatus (2) and Displacement system (3) guide piece (4), for absorbing the energy absorption device (5) of break catching apparatus (2) kinetic energy; Guide piece (4) one end is connected with break catching apparatus (2), guide piece (4) other end and energy absorption device (5) hinged, Displacement system (3) is arranged on guide piece (4) medium position.
2. a kind of downward belt conveyor broken belt according to claim 1 firmly grasps energy absorption device, it is characterized in that, described energy absorption device (5) comprises energy-absorbing hydraulic actuating cylinder (6), blowdown valve (7), electromagnetic valve (8), safety valve (9) and Hydraulic Pump (10).
3. a kind of downward belt conveyor broken belt according to claim 2 firmly grasps energy absorption device, it is characterized in that, described guide piece (4) is hinged with the piston rod of energy-absorbing hydraulic actuating cylinder (6), energy-absorbing hydraulic actuating cylinder (6) is connected with electromagnetic valve (8) and blowdown valve (7) by pipeline, and safety valve (9) is connected with electromagnetic valve (8) by pipeline with Hydraulic Pump (10).
4. a kind of downward belt conveyor broken belt as described in above-mentioned arbitrary claim firmly grasps the energy-absorbing method of energy absorption device, it is characterized in that, when instantly transporting belt (1) broken belt, break catching apparatus (2) transports belt (1) under firmly grasping, break catching apparatus (2) promptly broken belt can produce downward kinetic energy, break catching apparatus (2) relies on guide piece (4) can let out along Displacement system (3) slide downward buffering can, start energy absorption device (5) work after guide piece (4) displacement, energy absorption device (5) absorption break catching apparatus (2) firmly grasps the kinetic energy that broken belt produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410224274.9A CN104097920B (en) | 2014-05-26 | 2014-05-26 | Downward-transportation belt conveyor broken-belt grasping energy absorption device and energy absorption method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410224274.9A CN104097920B (en) | 2014-05-26 | 2014-05-26 | Downward-transportation belt conveyor broken-belt grasping energy absorption device and energy absorption method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104097920A CN104097920A (en) | 2014-10-15 |
| CN104097920B true CN104097920B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410224274.9A Expired - Fee Related CN104097920B (en) | 2014-05-26 | 2014-05-26 | Downward-transportation belt conveyor broken-belt grasping energy absorption device and energy absorption method |
Country Status (1)
| Country | Link |
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| CN (1) | CN104097920B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105947596B (en) * | 2016-06-20 | 2017-11-17 | 西安科技大学 | A kind of lower fortune formula belt conveyor runaway protection system and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3871514A (en) * | 1973-07-05 | 1975-03-18 | Goodyear Tire & Rubber | Safety brake apparatus for belt conveyor |
| US4245739A (en) * | 1977-09-09 | 1981-01-20 | Coal Industry (Patents) Limited | Apparatus for controlling a conveyor drive upon conveyor chain breakage |
| CN202186720U (en) * | 2011-06-30 | 2012-04-11 | 车新宁 | Downward moving-type catching device for flexible full-section broken tapes |
| CN102848434A (en) * | 2011-07-01 | 2013-01-02 | 赵星 | Novel manufacturing process of bamboo plywood forms for concrete |
| CN103318633B (en) * | 2013-06-26 | 2015-06-10 | 吕清胜 | Mechanical disconnected-belt capture device |
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2014
- 2014-05-26 CN CN201410224274.9A patent/CN104097920B/en not_active Expired - Fee Related
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| CN104097920A (en) | 2014-10-15 |
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Granted publication date: 20150408 Termination date: 20180526 |
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| CF01 | Termination of patent right due to non-payment of annual fee |