CN109607080A - Kiln car ferry bus transport structure and transportation resources - Google Patents
Kiln car ferry bus transport structure and transportation resources Download PDFInfo
- Publication number
- CN109607080A CN109607080A CN201910002493.5A CN201910002493A CN109607080A CN 109607080 A CN109607080 A CN 109607080A CN 201910002493 A CN201910002493 A CN 201910002493A CN 109607080 A CN109607080 A CN 109607080A
- Authority
- CN
- China
- Prior art keywords
- kiln car
- ferry bus
- bottom plate
- push
- push top
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims abstract description 16
- 230000032258 transport Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 241000391076 Synthlipsis Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Reciprocating Conveyors (AREA)
Abstract
The invention discloses a kind of kiln car ferry bus transport structures, are related to a kind of transport structure.It includes including rack gear top, ferry bus, transmission device and kiln car, and rack gear top includes bottom plate, and there are side plate in bottom plate two sides, and push top is hinged between two side plates, and there is movable plate in push top lower section, passes through motion bar between two movable plates and connect；There is clump weight in the lower end of push top；Fluted on movable plate, push top lower end is located in groove, and there are the protrusion with groove cooperation in push top lower end two sides, and push top upper end and kiln car push-and-pull beam cooperation, movable plate have handle on side；Ferry bus is located at bottom base plate, and ferry bus drives bottom plate side-to-side movement by transmission device.Operation of the present invention is simple, practical, improves the efficiency of work.The invention also discloses the transportation resources of this kiln car ferry bus transport structure.
Description
Technical field
The present invention relates to a kind of transport structures, more specifically say it is a kind of kiln car ferry bus transport structure.The present invention is also
It is related to the transportation resources of this kiln car ferry bus transport structure.
Background technique
The push top on rack gear top on existing kiln car ferry bus is 90 degree of triangle push tops, ferry bus or the bottom on kiln car
It crosses vehicle and needs reciprocal forward-reverse three times, need manually to pull triangle and have a haircut 5-6 times, by taking ferry bus on kiln car as an example, first
Secondary to be first laid flat triangle push top, rack gear top is stretched out；Triangle push top was fallen for the second time, rack gear synthlipsis is returned, before dragging kiln car
Further；Triangle push top is laid flat by third time, and rack gear top is stretched out；4th time by triangle push top fell, rack gear synthlipsis return, drag
Dynamic kiln car takes a step forward again；5th time by triangle push top be laid flat, rack gear top stretch out；6th time by triangle push top fell, tooth
Synthlipsis is returned, and dragging kiln car is dragged on ferry bus.It operates troublesome.
Therefore, a kind of kiln car ferry bus transport structure is researched and developed to be necessary.
Summary of the invention
The first object of the present invention is and to provide a kind of kiln car ferry bus to overcome the shortcoming of above-mentioned background technology
Transport structure.
The second object of the present invention is the shortcoming in order to overcome background technique, and provides this kiln car ferry bus transport
The transportation resources of structure.
In order to realize above-mentioned first purpose, the technical solution of the present invention is as follows: kiln car ferry bus transport structure, feature exist
In: including rack gear top, ferry bus, transmission device and kiln car, the rack gear top includes bottom plate, and there are a side plate in bottom plate two sides, and two
Push top is hinged between side plate, there is movable plate in push top lower section, connects between two movable plates by motion bar；
There is clump weight in the lower end of the push top；
Fluted on the movable plate, push top lower end is located in groove, and there are the protrusion with groove cooperation in push top lower end two sides,
Upper end have a haircut with kiln car push-and-pull beam cooperation, movable plate has handle on side；
The ferry bus is located at bottom base plate, and ferry bus drives bottom plate side-to-side movement by transmission device.
In the above-mentioned technical solutions, the transmission device includes rack and pinion, and rack gear is located at bottom base plate, and gear is located at
At the top of ferry bus, ferry bus is connected by wheel and rack.
In the above-mentioned technical solutions, there is the first limited block on the motion bar, have on bottom plate and the cooperation of the first limited block
Second limited block.
In the above-mentioned technical solutions, the clump weight is arc, and protrusion is located at arc two sides.
In the above-mentioned technical solutions, there are multiple wheels on the side plate.
In order to realize above-mentioned second purpose, the technical solution of the present invention is as follows: the transportation resources of kiln car ferry bus transport structure,
Characterized by comprising the following steps:
Step 1: by handle sliding active plate, making groove that push top is rotated clockwise direction and lock；
Step 2: bottom plate protrudes into kiln car bottom by transmission device, under push top contact kiln car rotates counterclockwise when pushing and pulling beam
It is heavy；
Step 3: transmission device reversion, bottom plate retract, and push top pushes and pulls the dynamic kiln car of sill bolt by kiln car and transports to ferry bus direction
It is dynamic；
Step 4: step 2-3 is repeated, until kiln car is pulled on ferry bus；
Step 5: by handle sliding active plate, locking the groove direction of rotation counterclockwise that will have a haircut；
Step 6: bottom plate is stretched out by transmission device, and push top pushes and pulls sill bolt by kiln car and moves kiln car to far from ferry bus direction
Movement；
Step 7: transmission device reversion, bottom plate retract, and push top contact kiln car rotates clockwise sinking when pushing and pulling beam；
Step 8: step 6-7 is repeated, until kiln car is removed ferry bus.
Operation of the present invention is simple, practical, improves the efficiency of work.
Detailed description of the invention
Fig. 1 is the main view on rack gear top of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structural schematic diagram of invention motion bar and movable plate.
Fig. 4 be groove of the present invention will have a haircut direction of rotation counterclockwise it is locked when, push top pushes kiln car to push and pull the knot of beam right lateral
Structure schematic diagram.
Fig. 5 be groove of the present invention will have a haircut direction of rotation counterclockwise it is locked when, the knot of kiln car push-and-pull beam sinking is encountered in push top
Structure schematic diagram.
Fig. 6 be groove of the present invention by push top rotate clockwise direction it is locked when, push top pushes kiln car to push and pull the knot of beam left lateral
Structure schematic diagram.
Fig. 7 be groove of the present invention by push top rotate clockwise direction it is locked when, the knot of kiln car push-and-pull beam sinking is encountered in push top
Structure schematic diagram.
Fig. 8 is the main view that the present invention has a haircut.
Fig. 9 is the left view of Fig. 8.
Figure 10-Figure 15 is the procedure chart that kiln car is pushed to ferry bus by the present invention.
In figure, 1- bottom plate, 11- side plate, 111- wheel, 12- rack gear, the second limited block of 13-, 2- rack gear top, 21- push top,
211- protrusion, 22- movable plate, 221- motion bar, 222- groove, 223- handle, the first limited block of 224-, 23- clump weight, 3- kiln
Vehicle pushes and pulls beam, 4- ferry bus, 41- gear, 5- transmission device.
Specific embodiment
The performance that the invention will now be described in detail with reference to the accompanying drawings, but they and do not constitute a limitation of the invention, only
It is for example.Advantages of the present invention is set to will become clearer and be readily appreciated that by explanation simultaneously.
Refering to known to attached drawing: kiln car ferry bus transport structure, it is characterised in that: including rack gear top 2, ferry bus 4, transmission dress
5 and kiln car 6 are set, the rack gear top 2 includes bottom plate 1, and there are side plate 11 in 1 two sides of bottom plate, are hinged with push top between two side plates 11
21, there is movable plate 22 in 21 lower section of push top, is connected between two movable plates 22 by motion bar 221；
There is clump weight 23 in the lower end of the push top 21, and push top 21 forms tumbler structure；
Fluted 222 on the movable plate 22, push top 21 lower ends be located in groove 222, have a haircut 21 lower end two sides have with it is recessed
The protrusion 211 that slot 222 cooperates, 21 upper ends of push top and kiln car push-and-pull beam 3 cooperate, and movable plate has handle 223 on 22 side, by pushing away
Knob handle 223, movable plate 22 can move in bottom plate 1；
The ferry bus 4 is located at 1 bottom of bottom plate, and ferry bus 4 drives 1 side-to-side movement of bottom plate by transmission device 5.
The transmission device 5 includes rack gear 12 and gear 41, and rack gear 12 is located at 1 bottom of bottom plate, and gear 41 is located at ferry bus 4
Top, ferry bus 4 are connect by gear 41 with rack gear 12.
There is the first limited block 224 on the motion bar 221, there is the second limit with the cooperation of the first limited block 224 on bottom plate 1
Block 13.
The clump weight 23 be arc, protrusion 211 be located at arc two sides, clump weight 23 be arc can to avoid with groove
222 collide.
There are multiple wheels 111 (as shown in Figure 1) on the side plate 11.
The transportation resources of kiln car ferry bus transport structure, comprising the following steps:
Step 1: by 223 sliding active plate 22 of handle, making groove 222 that push top 21 is rotated clockwise direction and lock (such as
Shown in Figure 10)；
Step 2: bottom plate 1 protrudes into 6 bottom of kiln car by transmission device 5, and 21 contact kiln car of push top revolves counterclockwise when pushing and pulling beam 3
Turn to sink (as shown in Figure 7)；
Step 3: transmission device 5 inverts, and bottom plate 1 retracts, and push top 21 pushes and pulls beam 3 by kiln car and drives kiln car 6 to ferry bus 4
Direction moves (as shown in figure 12)；
Step 4: step 2-3 is repeated, until kiln car 6 being drawn on ferry bus 4 (as shown in figure 15)；
Step 5: by 223 sliding active plate 22 of handle, locking 21 direction of rotation counterclockwise that will have a haircut of groove 222；
Step 6: bottom plate 1 is stretched out by transmission device 5, and push top 21 pushes and pulls beam 3 by kiln car and drives kiln car 6 to far from ferry-boat
The movement of 4 direction of vehicle；
Step 7: transmission device 5 inverts, and bottom plate 1 retracts, and 21 contact kiln car of push top rotates clockwise sinking when pushing and pulling beam 3；
Step 8: step 6-7 is repeated, until kiln car 6 is removed ferry bus 4.
Other unaccounted parts belong to the prior art.
Claims (6)
1. kiln car ferry bus transport structure, it is characterised in that: including rack gear top (2), ferry bus (4), transmission device (5) and kiln car
(6), the rack gear top (2) includes bottom plate (1), and bottom plate (1) two sides have side plate (11), is hinged with and pushes away between two side plates (11)
Head (21), push top (21) lower section have movable plate (22), are connected between two movable plates (22) by motion bar (221)；
The lower end of the push top (21) has clump weight (23)；
On the movable plate (22) fluted (222), push top (21) lower end is located in groove (222), (21) lower end two sides of having a haircut
Have and the protrusion (211) of groove (222) cooperation, push top (21) upper end cooperate with kiln car push-and-pull beam (3), on movable plate (22) side
There are handle (223)；
The ferry bus (4) is located at bottom plate (1) bottom, and ferry bus (4) drives bottom plate (1) side-to-side movement by transmission device (5).
2. kiln car ferry bus transport structure according to claim 1, it is characterised in that: the transmission device (5) includes tooth
Item (12) and gear (41), rack gear (12) are located at bottom plate (1) bottom, and gear (41) is located at the top of ferry bus (4), ferry bus (4)
It is connect by gear (41) with rack gear (12).
3. kiln car ferry bus transport structure according to claim 1 or 2, it is characterised in that: have on the motion bar (221)
First limited block (224) has the second limited block (13) with the first limited block (224) cooperation on bottom plate (1).
4. kiln car ferry bus transport structure according to claim 3, it is characterised in that: the clump weight (23) is arc,
Raised (211) are located at arc two sides.
5. kiln car ferry bus transport structure according to claim 4, it is characterised in that: have multiple wheels on the side plate (11)
Sub (111).
6. the transportation resources of kiln car ferry bus transport structure, which comprises the following steps:
Step 1: by handle (223) sliding active plate (22), making groove (222) that push top (21) is rotated clockwise directional lock
Extremely；
Step 2: bottom plate (1) protrudes into kiln car (6) bottom by transmission device (5), and push top (21) contact kiln car pushes and pulls inverse when beam (3)
Hour hands rotation is sunk；
Step 3: transmission device (5) reversion, bottom plate (1) retract, push top (21) by kiln car push-and-pull beam (3) drive kiln car (6) to
The movement of ferry bus (4) direction；
Step 4: step 2-3 is repeated, until kiln car (6) is being drawn on ferry bus (4)；
Step 5: by handle (223) sliding active plate (22), so that groove (222) will be had a haircut, (21) direction of rotation is locked counterclockwise
Extremely；
Step 6: bottom plate (1) is stretched out by transmission device (5), and push top (21) drives kiln car (6) Xiang Yuan by kiln car push-and-pull beam (3)
It is moved from ferry bus (4) direction；
Step 7: transmission device (5) reversion, bottom plate (1) retract, and push top (21) contact kiln car rotates clockwise down when pushing and pulling beam (3)
It is heavy；
Step 8: step 6-7 is repeated, until kiln car (6) is removed ferry bus (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002493.5A CN109607080B (en) | 2019-01-02 | 2019-01-02 | Kiln car ferry vehicle transportation structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002493.5A CN109607080B (en) | 2019-01-02 | 2019-01-02 | Kiln car ferry vehicle transportation structure and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109607080A true CN109607080A (en) | 2019-04-12 |
| CN109607080B CN109607080B (en) | 2024-04-12 |
Family
ID=66015566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910002493.5A Active CN109607080B (en) | 2019-01-02 | 2019-01-02 | Kiln car ferry vehicle transportation structure and method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017498A (en) * | 2019-12-31 | 2020-04-17 | 山东建筑大学 | Push-pull device for ferry vehicle |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1124884A (en) * | 1965-03-31 | 1968-08-21 | Olaf Ketelsen Johansen | Improvements in and relating to transport systems for tunnel kiln trucks |
| KR820002242Y1 (en) * | 1979-05-18 | 1982-10-15 | 나까니시 가즈오 | Pusher dog for double trolley converyer |
| JPH07237541A (en) * | 1994-02-28 | 1995-09-12 | Trinity Ind Corp | Vehicle transfer device |
| CN101603779A (en) * | 2009-07-13 | 2009-12-16 | 苏州汇科机电设备有限公司 | The material loading trolley moving mechanism of electronic product annealing or firing furnace |
| CN201653129U (en) * | 2009-11-12 | 2010-11-24 | 万之江 | Trolley with pushing and pulling mechanism for transferring kiln car |
| CN203006462U (en) * | 2012-12-14 | 2013-06-19 | 郑州三和新型建材机械有限公司 | Trail-type ferry vehicle |
| CN203189567U (en) * | 2013-02-07 | 2013-09-11 | 武汉大通窑炉机械设备有限公司 | Pawl for bi-directional pushing of kiln car |
| CN203306613U (en) * | 2013-02-28 | 2013-11-27 | 范红兵 | Automatic kiln car stepping machine |
| CN103662671A (en) * | 2012-09-06 | 2014-03-26 | 上海天锦机械有限公司 | Push-and-pull device of ferry vehicle |
| CN103771102A (en) * | 2014-02-26 | 2014-05-07 | 盐城东方天成机械有限公司 | Forward accumulation device for ground transportation line |
| CN104477589A (en) * | 2014-12-12 | 2015-04-01 | 徐州建机工程机械有限公司 | Reciprocating chain driving mechanism |
| CN204341892U (en) * | 2014-12-12 | 2015-05-20 | 徐州建机工程机械有限公司 | Reciprocating chain driver train |
| CN204384307U (en) * | 2014-12-06 | 2015-06-10 | 河南勃达微波设备有限责任公司 | The loop transmission of microwave high-temperature continuous circulation tunnel Kiln |
| CN105066710A (en) * | 2015-09-07 | 2015-11-18 | 重庆傲典工业炉有限公司 | Gear-rack type material pushing/pulling machine |
| CN206446602U (en) * | 2017-02-13 | 2017-08-29 | 李江北 | A kind of pusher gear of ring type rope traction |
| CN207876668U (en) * | 2017-12-15 | 2018-09-18 | 天奇自动化工程股份有限公司 | Vehicle door pallet seperator |
| CN108557400A (en) * | 2018-03-30 | 2018-09-21 | 山东御捷马新能源汽车制造有限公司 | A kind of auto production line transhipment car puller |
| CN208205789U (en) * | 2018-04-20 | 2018-12-07 | 义马瑞辉新材料有限公司 | A kind of automatic towing tunnel kiln car track ferry bus |
| CN209668056U (en) * | 2019-01-02 | 2019-11-22 | 武汉四海大通自动化设备有限公司 | Kiln car ferry bus transport structure |
| CN213444739U (en) * | 2020-09-22 | 2021-06-15 | 广州发展环保建材有限公司 | Pushing device |
-
2019
- 2019-01-02 CN CN201910002493.5A patent/CN109607080B/en active Active
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1124884A (en) * | 1965-03-31 | 1968-08-21 | Olaf Ketelsen Johansen | Improvements in and relating to transport systems for tunnel kiln trucks |
| KR820002242Y1 (en) * | 1979-05-18 | 1982-10-15 | 나까니시 가즈오 | Pusher dog for double trolley converyer |
| JPH07237541A (en) * | 1994-02-28 | 1995-09-12 | Trinity Ind Corp | Vehicle transfer device |
| CN101603779A (en) * | 2009-07-13 | 2009-12-16 | 苏州汇科机电设备有限公司 | The material loading trolley moving mechanism of electronic product annealing or firing furnace |
| CN201653129U (en) * | 2009-11-12 | 2010-11-24 | 万之江 | Trolley with pushing and pulling mechanism for transferring kiln car |
| CN103662671A (en) * | 2012-09-06 | 2014-03-26 | 上海天锦机械有限公司 | Push-and-pull device of ferry vehicle |
| CN203006462U (en) * | 2012-12-14 | 2013-06-19 | 郑州三和新型建材机械有限公司 | Trail-type ferry vehicle |
| CN203189567U (en) * | 2013-02-07 | 2013-09-11 | 武汉大通窑炉机械设备有限公司 | Pawl for bi-directional pushing of kiln car |
| CN203306613U (en) * | 2013-02-28 | 2013-11-27 | 范红兵 | Automatic kiln car stepping machine |
| CN103771102A (en) * | 2014-02-26 | 2014-05-07 | 盐城东方天成机械有限公司 | Forward accumulation device for ground transportation line |
| CN204384307U (en) * | 2014-12-06 | 2015-06-10 | 河南勃达微波设备有限责任公司 | The loop transmission of microwave high-temperature continuous circulation tunnel Kiln |
| CN104477589A (en) * | 2014-12-12 | 2015-04-01 | 徐州建机工程机械有限公司 | Reciprocating chain driving mechanism |
| CN204341892U (en) * | 2014-12-12 | 2015-05-20 | 徐州建机工程机械有限公司 | Reciprocating chain driver train |
| CN105066710A (en) * | 2015-09-07 | 2015-11-18 | 重庆傲典工业炉有限公司 | Gear-rack type material pushing/pulling machine |
| CN206446602U (en) * | 2017-02-13 | 2017-08-29 | 李江北 | A kind of pusher gear of ring type rope traction |
| CN207876668U (en) * | 2017-12-15 | 2018-09-18 | 天奇自动化工程股份有限公司 | Vehicle door pallet seperator |
| CN108557400A (en) * | 2018-03-30 | 2018-09-21 | 山东御捷马新能源汽车制造有限公司 | A kind of auto production line transhipment car puller |
| CN208205789U (en) * | 2018-04-20 | 2018-12-07 | 义马瑞辉新材料有限公司 | A kind of automatic towing tunnel kiln car track ferry bus |
| CN209668056U (en) * | 2019-01-02 | 2019-11-22 | 武汉四海大通自动化设备有限公司 | Kiln car ferry bus transport structure |
| CN213444739U (en) * | 2020-09-22 | 2021-06-15 | 广州发展环保建材有限公司 | Pushing device |
Non-Patent Citations (1)
| Title |
|---|
| 程晓之;王友峰;张成民;: "曲线齿链式推车机的应用", 煤矿机电, no. 05 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017498A (en) * | 2019-12-31 | 2020-04-17 | 山东建筑大学 | Push-pull device for ferry vehicle |
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| Publication number | Publication date |
|---|---|
| CN109607080B (en) | 2024-04-12 |
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