CN102923442B - Emergency brake device of belt conveyer - Google Patents
Emergency brake device of belt conveyer Download PDFInfo
- Publication number
- CN102923442B CN102923442B CN201210488461.9A CN201210488461A CN102923442B CN 102923442 B CN102923442 B CN 102923442B CN 201210488461 A CN201210488461 A CN 201210488461A CN 102923442 B CN102923442 B CN 102923442B
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- China
- Prior art keywords
- emergency braking
- load
- belt conveyer
- transfer device
- fixing structure
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Abstract
The invention discloses an emergency brake device of a belt conveyer. The emergency brake device of the belt conveyer comprises a mounting bracket, a fixing mechanism and an emergency brake bar, wherein the mounting bracket is fixed above a conveyer belt at the lower side; the fixing mechanism is arranged on the mounting bracket; the fixing mechanism extends downwards from the mounting bracket; the fixing mechanism has a fixing state and a release state; the emergency brake bar is made of a flexible material; the section is of a wedge shape; the emergency brake bar is provided with a thin end and a thick end; the fixing mechanism clamps the emergency brake bar, so that the thin end of the emergency brake bar contacts the conveyer belt at the lower side when the belt conveyer normally works, but the other part of the emergency brake bar except for the thin end does not contact the conveyer belt at the lower side; and the fixing mechanism releases the emergency brake bar when emergency brake is required, and the emergency brake bar is driven by the conveyer belt at the lower side to be embedded between a drive roller and the conveyer belt at the lower side to brake.
Description
Technical field
The present invention relates to belt conveyer field, particularly relate to a kind of emergency braking apparatus of belt conveyer.
Background technology
Belt conveyer is a kind of desirable high-efficiency and continuous transportation device, is particularly suitable for the continuative transport of bulk, powdery goods and materials.Compared with other transportation devices (as locomotive class), belt conveyer has the advantages such as fed distance is long, freight volume is large, continus convergence, and reliable, easily is automated and controls with centralization.
Belt conveyer generally comprises following major part: load-transfer device, driving wheels, tightening device, brake equipment and clearing apparatus.
Load-transfer device ringwise, is enclosed within and drives on wheels by driving wheels to drive the function realizing conveying.Conventional conveying is with rubber tape and plastic tape two kinds.Rubber tape is applicable between operating ambient temperature-15 ~ 40 DEG C, and temperature of charge is no more than 50 DEG C.Plastic tape has the advantages such as oil resistant, acid, alkali, but for the bad adaptability of weather, easily skids and aging.
Wheels are driven to be drive elements, actuating sleeve load-transfer device running thereon.Driving wheels are major parts of transferring power.
The effect of tightening device is the tension force making load-transfer device reach necessary, skids, and the amount of deflection of load-transfer device is ensured in specialized range in order to avoid drive on wheels at load-transfer device.The effect of brake equipment is to provide emergency braking if desired, and brake equipment can act on driving wheels, also can act on load-transfer device.Clearing apparatus is used for cleaning load-transfer device, mainly uses when replacing conveying goods and materials.
The brake equipment of belt conveyer guarantees that belt conveyer can the visual plant of safe operation.When there is operation irregularity, brake equipment needs the operation stopping conveyer in time.Traditional brake equipment directly acts on driving rolls substantially, takes brake measure to stop the movement of load-transfer device by making driving rolls.Because the size of belt conveyer is larger, apart from long, the brake measure taked by driving rolls needs certain passing time, and for large-sized belt conveyer, driving rolls far away and the braking effect of load-transfer device just can will display after separated in time.For the situation needing emergency braking, this spacer segment time seems long, can initiation potential accident.
Summary of the invention
The present invention is intended to propose a kind of emergency braking apparatus being applied to belt conveyer, can carry out emergency braking to each driving rolls of belt conveyer.
According to one embodiment of the invention, propose a kind of emergency braking apparatus of belt conveyer, comprise mounting bracket, fixing structure and emergency braking bar.Mounting bracket is fixed on the top of the load-transfer device of downside.Fixing structure is arranged on mounting bracket, and fixing structure is by mounting bracket to downward-extension, and fixing structure has clamp position and release position.Emergency braking bar is flexible material, cross section wedgewise, has narrow end and thick end.When belt conveyer normally works, fixing structure clamping emergency braking bar, the narrow end of emergency braking bar is contacted with the load-transfer device of downside, but other parts of emergency braking bar do not contact with the load-transfer device of downside except narrow end, when needing emergency braking, fixing structure release emergency braking bar, emergency braking bar is driven progressively to embed between driving rolls and the load-transfer device of downside by the load-transfer device of downside and brakes.
In one embodiment, mounting bracket is fixed on the wheel shaft of driving rolls.
In one embodiment, the narrow end of emergency braking band points to the moving direction of the load-transfer device of downside.
In one embodiment, fixing structure comprises extensible member and fixing head, and one end of extensible member is arranged on mounting bracket, and the other end of extensible member is connected to fixing head, the clamping of fixing head or release emergency braking bar.Can comprise two fixing structures, a fixing emergency braking bar is near the position of narrow end, and another fixing is near the position of thick end.During two fixing structure release emergency braking bars, the fixing structure near narrow end first discharges, and discharges after the fixing structure of thick end.
In one embodiment, emergency braking bar is nylon material.
The emergency braking apparatus of belt conveyer of the present invention is provided with an emergency braking bar near each driving rolls, emergency braking bar is at ordinary times by fixing structure fixing, when needs emergency braking, emergency braking bar be devoted to downside load-transfer device on and follow downside load-transfer device move, be stuck in rapidly between driving rolls and load-transfer device, emergency braking bar is designed to have the interface shape of wedge shape, so that make driving rolls snap catch.This emergency braking apparatus directly acts on each driving rolls, therefore, it is possible to realize emergency braking rapidly.
Accompanying drawing explanation
Fig. 1 discloses the constructional drawing of the emergency braking apparatus of the belt conveyer according to one embodiment of the invention.
Fig. 2 discloses the principle of work of the emergency braking apparatus of the belt conveyer according to one embodiment of the invention.
Detailed description of the invention
Fig. 1 discloses the constructional drawing of the emergency braking apparatus of the belt conveyer according to one embodiment of the invention.As shown in Figure 1, the present invention proposes a kind of emergency braking apparatus 100 of belt conveyer, and this emergency braking apparatus 100 comprises mounting bracket 102, fixing structure 104 and emergency braking bar 106.
Mounting bracket 102 is fixed on the top of the load-transfer device 202 of downside.Emergency braking apparatus of the present invention acts on the load-transfer device 202 of downside, because upside is used for conveyer belt in conveying goods and materials, and emergency braking apparatus of the present invention can cause load-transfer device jolt or rock when carrying out brake operating, in order to avoid the impact of the goods and materials on conveying as small as possible, this emergency braking apparatus acts on the load-transfer device 202 of downside, the load-transfer device of downside is in return state, therefore the goods and materials that can not affect on the load-transfer device being placed on upside that slightly rock and jolt of the load-transfer device of downside.The setting position of mounting bracket 102 special requirement, as long as can be positioned at the top of the load-transfer device 202 of downside securely, in one embodiment, mounting bracket 102 is fixed on the wheel shaft 241 of driving rolls 204.
Fixing structure 104 is arranged on mounting bracket 102, fixing structure 104 by mounting bracket 102 to downward-extension.Fixing structure 104 has clamp position and release position.In the embodiment shown in fig. 1, fixing structure 104 comprises extensible member 141 and fixing head 142, and one end of extensible member 141 is arranged on mounting bracket 102, and the other end of extensible member 141 is connected to fixing head 142.An embodiment of extensible member 141 can be steel rope.Fixing head 142 clamps or discharges emergency braking bar 106.
Emergency braking bar 106 is that flexible material makes.In one embodiment, require that emergency braking bar 106 both possessed elasticity, possess again suitable toughness, be not easy fracture.Emergency braking bar 106 can select nylon material.The cross section wedgewise of emergency braking band 106, has narrow end and thick end.The narrow end of emergency braking band 106 points to the moving direction of the load-transfer device 202 of downside.In the illustrated embodiment in which, two fixing structures, 104, two fixing structures 104 difference fixing emergency braking bars 106 are comprised near the position of narrow end and the position near thick end.
The principle of work of emergency braking apparatus 100 of the present invention is introduced below in conjunction with Fig. 2.Fig. 2 discloses the principle of work of the emergency braking apparatus of the belt conveyer according to one embodiment of the invention.When belt conveyer normally works, two fixing structures 104 clamp emergency braking bar 106, now emergency braking bar 106 only has narrow end to contact with the load-transfer device 202 of downside, and except narrow end, other parts of emergency braking bar 106 do not contact with the load-transfer device 202 of downside, are in vacant state.Between the upper surface of the load-transfer device 202 of emergency braking bar 106 and downside, there is certain friction force.But when emergency braking bar 106 is clamped by fixing structure 104 and only has narrow end to contact with the load-transfer device of downside, the friction force between the load-transfer device 202 of emergency braking band 106 and downside can't affect the normal movement of load-transfer device.When needs emergency braking, according to emergency brake signal, each driving rolls can take sudden stop measure successively on the one hand, and fixing structure 104 discharges emergency braking bar 106 on the other hand.When having two fixing structure 104, when discharging emergency braking bar, the fixing structure near narrow end first discharges, and discharges after the fixing structure of thick end.Like this, utilize the friction force between emergency braking bar 106 and load-transfer device, emergency braking bar 106 will be attached to downside load-transfer device 202 upper surface on and advance with load-transfer device.Because emergency braking bar 106 arranges near driving rolls 204, progressively embed between driving rolls 204 and the load-transfer device 202 of downside so emergency braking bar 106 is driven by the load-transfer device 202 of downside, utilize the wedge-type shape of emergency braking band 106, driving rolls 204 is braked.
The emergency braking apparatus of belt conveyer of the present invention is provided with an emergency braking bar near each driving rolls, emergency braking bar is at ordinary times by fixing structure fixing, when needs emergency braking, emergency braking bar be devoted to downside load-transfer device on and follow downside load-transfer device move, be stuck in rapidly between driving rolls and load-transfer device, emergency braking bar is designed to have the interface shape of wedge shape, so that make driving rolls snap catch.This emergency braking apparatus directly acts on each driving rolls, therefore, it is possible to realize emergency braking rapidly.
Claims (7)
1. an emergency braking apparatus for belt conveyer, is characterized in that, comprising:
Mounting bracket, mounting bracket is fixed on the top of the load-transfer device of downside;
Fixing structure, fixing structure is arranged on mounting bracket, and fixing structure is by mounting bracket to downward-extension, and fixing structure has clamp position and release position;
Emergency braking bar, emergency braking bar is flexible material, cross section wedgewise, has narrow end and thick end;
When belt conveyer normally works, fixing structure clamping emergency braking bar, the narrow end of emergency braking bar is contacted with the load-transfer device of downside, but other parts of emergency braking bar do not contact with the load-transfer device of downside except narrow end, when needing emergency braking, fixing structure release emergency braking bar, emergency braking bar is driven progressively to embed between driving rolls and the load-transfer device of downside by the load-transfer device of downside and brakes.
2. the emergency braking apparatus of belt conveyer as claimed in claim 1, it is characterized in that, described mounting bracket is fixed on the wheel shaft of driving rolls.
3. the emergency braking apparatus of belt conveyer as claimed in claim 1, is characterized in that, the narrow end of described emergency braking band points to the moving direction of the load-transfer device of downside.
4. the emergency braking apparatus of belt conveyer as claimed in claim 1, it is characterized in that, described fixing structure comprises extensible member and fixing head, one end of extensible member is arranged on mounting bracket, the other end of extensible member is connected to fixing head, the clamping of fixing head or release emergency braking bar.
5. the emergency braking apparatus of belt conveyer as claimed in claim 4, it is characterized in that, comprise two fixing structures, a fixing emergency braking bar is near the position of narrow end, and another fixing is near the position of thick end.
6. the emergency braking apparatus of belt conveyer as claimed in claim 5, is characterized in that, during two fixing structure release emergency braking bars, the fixing structure near narrow end first discharges, and discharges after the fixing structure of thick end.
7. the emergency braking apparatus of belt conveyer as claimed in claim 1, it is characterized in that, described emergency braking bar is nylon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210488461.9A CN102923442B (en) | 2012-11-27 | 2012-11-27 | Emergency brake device of belt conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210488461.9A CN102923442B (en) | 2012-11-27 | 2012-11-27 | Emergency brake device of belt conveyer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102923442A CN102923442A (en) | 2013-02-13 |
| CN102923442B true CN102923442B (en) | 2015-02-25 |
Family
ID=47638409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210488461.9A Expired - Fee Related CN102923442B (en) | 2012-11-27 | 2012-11-27 | Emergency brake device of belt conveyer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102923442B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015402A (en) * | 2016-07-13 | 2016-10-12 | 无锡前洲兴华机械有限公司 | Emergency braking roller for assembly line track |
| CN106395300A (en) * | 2016-07-15 | 2017-02-15 | 安徽德勤机械股份有限公司 | Overload-preventing type belt conveyor |
| CN113500330A (en) * | 2021-07-27 | 2021-10-15 | 南京越然汽车用品有限公司 | Welding device for automobile bumper |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1351356A (en) * | 1970-05-15 | 1974-04-24 | Hitachi Ltd | Passenger conveyor |
| RU2167093C1 (en) * | 2000-02-22 | 2001-05-20 | Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (Технический университет) | Belt conveyor conical brake |
| CN2866969Y (en) * | 2006-02-15 | 2007-02-07 | 沈荣澍 | Spring energy-accumulating braking device |
| DE102006008340B4 (en) * | 2006-02-23 | 2010-07-01 | Tüschen & Zimmermann Gmbh & Co. Kg | braking means |
| CN201932653U (en) * | 2011-02-28 | 2011-08-17 | 四川达兴能源股份有限公司 | Brake of transporting belt conveyor |
-
2012
- 2012-11-27 CN CN201210488461.9A patent/CN102923442B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1351356A (en) * | 1970-05-15 | 1974-04-24 | Hitachi Ltd | Passenger conveyor |
| RU2167093C1 (en) * | 2000-02-22 | 2001-05-20 | Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (Технический университет) | Belt conveyor conical brake |
| CN2866969Y (en) * | 2006-02-15 | 2007-02-07 | 沈荣澍 | Spring energy-accumulating braking device |
| DE102006008340B4 (en) * | 2006-02-23 | 2010-07-01 | Tüschen & Zimmermann Gmbh & Co. Kg | braking means |
| CN201932653U (en) * | 2011-02-28 | 2011-08-17 | 四川达兴能源股份有限公司 | Brake of transporting belt conveyor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102923442A (en) | 2013-02-13 |
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Granted publication date: 20150225 Termination date: 20191127 |