CN108466807A - A kind of shuttle belt small rail car anti-derail unit - Google Patents
A kind of shuttle belt small rail car anti-derail unit Download PDFInfo
- Publication number
- CN108466807A CN108466807A CN201810253296.6A CN201810253296A CN108466807A CN 108466807 A CN108466807 A CN 108466807A CN 201810253296 A CN201810253296 A CN 201810253296A CN 108466807 A CN108466807 A CN 108466807A
- Authority
- CN
- China
- Prior art keywords
- clamp arm
- fixed stop
- rail car
- small rail
- wheel frame
- 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.)
- Pending
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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
Abstract
The invention discloses a kind of shuttle belt small rail car anti-derail units, including two clamp arm, it is hinged on the wheel frame of small rail car by axis pin or fixing bolt in the middle part of two clamp arm, two clamp arm lower parts opposite side is recessed inwardly to form the space of receiving track, two clamp arm tops are fixed on by secured adjusted device on wheel frame, the secured adjusted device includes fixed stop and two adjusting bolts, fixed stop is mounted on the wheel frame between two clamp arm tops, each clamp arm top is respectively equipped with a tapped through hole coordinated with adjusting bolt, adjusting bolt is held out against after passing through tapped through hole on the outside of clamp arm on fixed stop, so that two clamp arm lower end occlusions are in orbit.Present apparatus features simple structure, low manufacture cost are easily installed and operate, highly practical.After anti-derail unit is installed, production accident rate is reduced, improves service life of equipment, reduces the input of cost of equipment maintenance, improves production efficiency.
Description
Technical field
The invention belongs to shuttle belt material distributing machine affiliated facility fields, are related to a kind of small rail car anti-derail unit, specifically
It is related to a kind of shuttle belt small rail car anti-derail unit.
Background technology
It is well known that iron-smelter sintering region sintering machine is the important component of entire sintering system, it is equivalent to entire
The heart of sintering plays very important effect in normal production run, and shuttle belt material distributing machine is entire sintering machine
Raw material transporter occur stopping accident when serious once entire sintering machine will be impacted by going wrong, influence to be sintered
Normal manufacturing schedule, reduce Sintering Yield.During the prolonged production run of sintering region whole system, shuttle-type skin
Band material distributing machine by small rail car in orbit back and forth successively operation, to entire sintering machine provide raw material, but by
Blanking funnel discharge quantity is big above shuttle textile belt, and belt trolley is in the process of running by the impact of big content of starting materials and car interior
Blanking is unevenly distributed, thus generation trolley derailment accident is easy under long-time running at full capacity, once derailment accident occurs
Sintering machine raw material supply can be caused to interrupt, make sintering machine no-load running and shut down to cause sintering machine, greatly affected sintering
The normal manufacturing schedule in workshop.For such situation, it is badly in need of a kind of reliable and stable shuttle belt small rail car anti-derail unit.
Invention content
The purpose of the present invention is being directed to the prior art, there are problems, provide a kind of shuttle belt small rail car derailing dress
Set, effectively reduce trolley derailment accident so that shuttle belt material distributing machine can long-time steady operation, reduce sintering machine shutdown
Number has great economic benefit.
To solve problems of the prior art, the present invention adopts the following technical scheme that:
A kind of shuttle belt small rail car anti-derail unit, it is characterised in that:It is logical in the middle part of two clamp arm including two clamp arm
It crosses axis pin to be hinged on the wheel frame of small rail car, two clamp arm lower parts opposite side is recessed inwardly to form the sky of receiving track
Between, two clamp arm tops are fixed on by secured adjusted device on wheel frame, adjust and fix two by secured adjusted device
Relative distance between at the top of a clamp arm, to adjust two clamp arm bottom opening and closing degrees, occlusion is in orbit.
As an improvement, the secured adjusted device includes fixed stop and two adjusting bolts, fixed stop is mounted on two
On wheel frame between a clamp arm top, each clamp arm top is respectively equipped with a tapped through hole coordinated with adjusting bolt,
Adjusting bolt is held out against after passing through tapped through hole on the outside of clamp arm on fixed stop so that two clamp arm lower ends are engaged in track
On.
As an improvement, the secured adjusted device includes fixed stop and two adjusting bolts, fixed stop is mounted on two
On wheel frame between a clamp arm top, the adjusting bolt is polished rod close to nut end, is mounted on by bearing at polished rod
At the top of clamp arm, fixed stop both sides are respectively equipped with the screw hole coordinated with adjusting bolt in two clamp arm, by turning adjusting bolt
The distance between fixed stop is adjusted at the top of two clamp arm, and to control the opening and closing degree of clamp arm bottom, occlusion is in orbit.
As an improvement, the secured adjusted device includes fixed stop and two screw rods, fixed stop is mounted on two folders
On wheel frame between arm top, the nut coordinated with screw rod is equipped with by bearing at the top of each clamp arm, screw rod is from spiral shell
Mother is held out against after passing through in fixed stop side, by turning nut screw rod transverse shifting is held out against on fixed stop, to
The opening and closing degree of clamp arm bottom is controlled, occlusion is in orbit.
As an improvement, the nut is driven by motor or handwheel drives.
As an improvement, being mounted on the wheel frame of small rail car by fixing bolt in the middle part of two clamp arm.
As an improvement, the fixed stop is rectangular iron block, rectangular iron block is welded on wheel frame.
As an improvement, two clamp arm lower parts opposite side is recessed inwardly to form groove, two grooves of two clamp arm lower parts are
Symmetric form is distributed, two groove compositions and the matched space of rail section.
As an improvement, being equipped with the setting-up piece for enhancing its stability between two fixing bolts.
Present invention has the advantages that:
(1) present apparatus is simple in structure, and fabrication and installation are at low cost, is easily installed and operates, highly practical;
(2) present apparatus is based on adjusting bolt, and using fixing bolt as supporting point, clamp arm is realized by using lever principle
Control terminal controls small rail car stable operation, and adjusting bolt can be finely adjusted according to on-site actual situations, is suitable for all works
Condition condition, it is applied widely;
(3) present apparatus improves traditional production technology, can only compared to traditional small rail car limiter, gear rail device
Play the role of derailing in limiter position, gear rail device position, and install anti-derail unit additional at track car wheel, makes shuttle-type
Trolley moment during whole service can play the role of derailing, and trolley travelling is allowed more to stablize, and improve shuttle-type trolley
Service life greatly reduces accident rate, reduces sintering machine stop frequency, improves production efficiency;
(4) after by installing anti-derail unit, production accident rate is reduced, improves service life of equipment, reduces plant maintenance
The input of cost.
Description of the drawings
Fig. 1 is anti-derail unit structure chart;
Fig. 2 is anti-derail unit front view.
1- clamp arm, 2- fixing bolts, 3- fixed stops, 4- adjusting bolts, 5- tracks, 6- wheel frames, 7- bolts hole, 8-
Setting-up piece.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
As shown, a kind of shuttle belt small rail car anti-derail unit, including two clamp arm 1, two 1 middle parts of clamp arm are logical
It crosses axis pin or fixing bolt 2 is hinged on the wheel frame 6 of small rail car, clamp arm 1 can be supporting point using axis pin or bolt around it
Be freely rotated, the present embodiment using fixing bolt 2 be mounted on small rail car wheel frame 6 on, also two fixing bolts 2 it
Between be arranged setting-up piece 8, to enhance the stability of fixing bolt 2, two 1 lower part opposite sides of clamp arm are recessed inwardly to form receiving
The space of track 5, two 1 tops of clamp arm are fixed on by secured adjusted device on wheel frame 6, and secured adjusted device tune is passed through
Relative distance between saving at the top of fixing clamp arm 1, to adjust 1 bottom opening and closing degree of clamp arm so that the sky that 1 undercut of clamp arm is formed
Between be engaged on the rail 5, effectively prevent derailing possibility.The fixed stop 3 is rectangular iron block, and rectangular iron block is welded on vehicle
On wheel frame 6.
As a kind of more excellent embodiment, two 1 lower part opposite sides of clamp arm are recessed inwardly to form groove, two 1 lower parts of clamp arm
Two grooves be symmetric form distribution, the walking space of two grooves composition and 5 cross-sections match of track.
Distance has three ways, such as following between the secured adjusted device is fixed and adjusted at the top of two clamp arm 1, but not
It is limited to following three kinds of modes:
Mode one, the secured adjusted device include fixed stop 3 and two adjusting bolts 4, and fixed stop 3 is mounted on two
On wheel frame 6 between 1 top of a clamp arm, 1 top of each clamp arm is respectively equipped with one and leads to the screw thread that adjusting bolt 4 coordinates
Hole, adjusting bolt 4 is held out against after passing through tapped through hole from 1 outside of clamp arm on fixed stop 3, when tightening adjusting bolt 4, clamp arm 1
Top is opened outward, and two 1 lower ends of clamp arm close up inwardly so that two 1 lower end of clamp arm occlusions are on the rail 5.
Mode two, the secured adjusted device include fixed stop 3 and two adjusting bolts 4, and fixed stop 3 is mounted on two
On wheel frame 6 between 1 top of a clamp arm, the adjusting bolt 4 is polished rod close to nut end, is installed by bearing at polished rod
At 1 top of clamp arm, 3 both sides of fixed stop are respectively equipped with the screw hole coordinated with adjusting bolt 4 in two clamp arm 1, tighten adjusting spiral shell
When bolt 4,1 top of clamp arm is opened outward, and two 1 lower ends of clamp arm close up inwardly, and two folders are adjusted by turning adjusting bolt 4
The distance between 1 top of arm and fixed stop 3, to control the opening and closing degree of 1 bottom of clamp arm, occlusion is on the rail 5.
Mode three, the secured adjusted device include fixed stop 3 and two screw rods, and fixed stop 3 is mounted on two folders
On wheel frame 6 between 1 top of arm, the top of each clamp arm 1 is equipped with the nut coordinated with screw rod by bearing, screw rod from
Nut is held out against after passing through in 3 side of fixed stop, and when tightening nut, screw rod is promoted towards fixed stop 3, and 1 top of clamp arm is outside
Side is opened, and two 1 lower ends of clamp arm close up inwardly, by turning between two clamp arm of nut adjustment, 1 top and fixed stop 3
Distance, to control the opening and closing degree of 1 bottom of clamp arm, on the rail 5, for mode three, the nut is driven by motor for occlusion
Or handwheel driving.
In use, axis pin or fixing bolt 2 are fixed on the vehicle outside 5 trolley of track after the bolt hole 7 in clamp arm 1
On wheel frame 6, fixed stop 3 is then installed on wheel frame 6, and one of above-mentioned three kinds of modes are installed and install secured adjusted
Device is adjusted when 1 lower part of clamp arm reaches the opening and closing degree for being suitble to the track by secured adjusted device and holds track tightly, in the whole of trolley
In a operational process, the firm power for making trolley that can be provided always by anti-derail unit, to realize that trolley even running is anti-
Anti-avulsion rail.For the present apparatus it is characterized in that simple in structure, fabrication and installation are at low cost, are easily installed and operate, highly practical, are applicable in model
It encloses wide.After anti-derail unit is installed, production accident rate is reduced, service life of equipment is improved, reduces cost of equipment maintenance
Input improves production efficiency.
Protection scope of the present invention is not limited to the above embodiments, it is clear that those skilled in the art can be to this hair
It is bright to carry out various changes and deformation without departing from scope and spirit of the present invention.If these changes and deformation belong to power of the present invention
In the range of profit requirement and its equivalent technologies, then the present invention is also intended to comprising including these changes and deformation.
Claims (9)
1. a kind of shuttle belt small rail car anti-derail unit, it is characterised in that:Including two clamp arm, pass through in the middle part of two clamp arm
Axis pin is hinged on the wheel frame of small rail car, and two clamp arm lower parts opposite side is recessed inwardly to form the space of receiving track,
Two clamp arm tops are fixed on by secured adjusted device on wheel frame, adjust and fix two folders by secured adjusted device
Relative distance between at the top of arm, to adjust two clamp arm bottom opening and closing degrees, occlusion is in orbit.
2. a kind of shuttle belt small rail car anti-derail unit as described in claim 1, it is characterised in that:The secured adjusted dress
It sets including fixed stop and two adjusting bolts, fixed stop is mounted on the wheel frame between two clamp arm tops, each
Clamp arm top is respectively equipped with a tapped through hole coordinated with adjusting bolt, after adjusting bolt passes through tapped through hole on the outside of clamp arm
It holds out against on fixed stop so that two clamp arm lower end occlusions are in orbit.
3. a kind of shuttle belt small rail car anti-derail unit as described in claim 1, it is characterised in that:The secured adjusted dress
It sets including fixed stop and two adjusting bolts, fixed stop is mounted on the wheel frame between two clamp arm tops, described
Adjusting bolt is polished rod close to nut end, is mounted at the top of clamp arm by bearing at polished rod, fixed stop both sides be respectively equipped with
The screw hole that adjusting bolt coordinates in two clamp arm is adjusted at the top of two clamp arm by turning adjusting bolt between fixed stop
Distance, to control the opening and closing degree of clamp arm bottom, occlusion is in orbit.
4. a kind of shuttle belt small rail car anti-derail unit as described in claim 1, it is characterised in that:The secured adjusted dress
It sets including fixed stop and two screw rods, fixed stop is mounted on the wheel frame between two clamp arm tops, each clamp arm
Top is equipped with the nut coordinated with screw rod by bearing, and screw rod holds out against in fixed stop side after being passed through from nut, passes through
Turning nut makes screw rod transverse shifting hold out against on fixed stop, to control the opening and closing degree of clamp arm bottom, is engaged in track
On.
5. a kind of shuttle belt small rail car anti-derail unit as claimed in claim 4, it is characterised in that:The nut passes through electricity
Machine drives or handwheel driving.
6. a kind of shuttle belt small rail car anti-derail unit as described in claim 1 to 5 any one, it is characterised in that:Two
It is mounted on the wheel frame of small rail car by fixing bolt in the middle part of a clamp arm.
7. a kind of shuttle belt small rail car anti-derail unit as described in claim 1 to 5 any one, it is characterised in that:Institute
It is rectangular iron block to state fixed stop, and rectangular iron block is welded on wheel frame.
8. a kind of shuttle belt small rail car anti-derail unit as described in claim 1 to 5 any one, it is characterised in that:Two
A clamp arm lower part opposite side is recessed inwardly to form groove, and the groove of two clamp arm lower parts is distributed for symmetric form, two groove compositions
With the matched space of rail section.
9. a kind of shuttle belt small rail car anti-derail unit as described in claim 1 to 5 any one, it is characterised in that:Two
Being equipped between a fixing bolt enhances the setting-up piece of its stability.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810253296.6A CN108466807A (en) | 2018-03-26 | 2018-03-26 | A kind of shuttle belt small rail car anti-derail unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810253296.6A CN108466807A (en) | 2018-03-26 | 2018-03-26 | A kind of shuttle belt small rail car anti-derail unit |
Publications (1)
Publication Number | Publication Date |
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CN108466807A true CN108466807A (en) | 2018-08-31 |
Family
ID=63264753
Family Applications (1)
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CN201810253296.6A Pending CN108466807A (en) | 2018-03-26 | 2018-03-26 | A kind of shuttle belt small rail car anti-derail unit |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111390441A (en) * | 2020-04-16 | 2020-07-10 | 上海外高桥造船有限公司 | Wind shielding device for welding ship body flat steel structure |
CN112572494A (en) * | 2020-12-22 | 2021-03-30 | 江西鼎力旋压装备有限公司 | Multifunctional auxiliary trolley for hub spinning machine |
CN112627491A (en) * | 2020-12-31 | 2021-04-09 | 中国建筑第七工程局有限公司 | Rail-traveling single-layer and double-layer hanging basket cantilever device |
CN114055425A (en) * | 2021-11-18 | 2022-02-18 | 苏州市华创力自动化科技有限公司 | Rectangular track with anti-derailing structure for industrial robot |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2319185A1 (en) * | 1973-04-16 | 1974-10-24 | Abus Krantechnik Werner Buehne | TRAVEL LIMITATION |
SU1191417A1 (en) * | 1983-06-16 | 1985-11-15 | Renkas Nikolaj V | Anti-creepage rail device |
CN2723291Y (en) * | 2004-06-28 | 2005-09-07 | 宝山钢铁股份有限公司 | Rail car wheel stopping device |
CN201544981U (en) * | 2009-12-04 | 2010-08-11 | 徐州海伦哲专用车辆股份有限公司 | Adjustable mining bottom plate rail clamping device |
CN201567154U (en) * | 2008-12-20 | 2010-09-01 | 浙江众擎起重机械制造有限公司 | Novel manual rail clamping device |
CN202265318U (en) * | 2011-09-14 | 2012-06-06 | 江苏沃得起重机有限公司 | Correction auxiliary device for motion bias rail of crane cart |
CN203143944U (en) * | 2013-04-01 | 2013-08-21 | 中联重科股份有限公司 | Rail clamping device and tower crane comprising same |
CN203568388U (en) * | 2013-10-29 | 2014-04-30 | 格林精密部件(苏州)有限公司 | Linear rail sliding block structure |
CN203904905U (en) * | 2014-06-04 | 2014-10-29 | 肇庆宏旺金属实业有限公司 | Track cleaning device of looper trolley and looper trolley |
CN105059850A (en) * | 2015-07-06 | 2015-11-18 | 东岳机械集团有限公司 | Traveling rail adjustable fixing device based on autoclaved aerated concrete |
CN205023736U (en) * | 2015-08-13 | 2016-02-10 | 上海宝冶工业工程有限公司 | Clamping rail ware of location usefulness on track |
CN205418903U (en) * | 2016-03-01 | 2016-08-03 | 安徽永生机械股份有限公司 | Manual clamping rail device |
CN206336942U (en) * | 2016-12-14 | 2017-07-18 | 厦门厦起重工有限公司 | A kind of motion bias rail of crane cart correction measurement supervising device |
CN207030767U (en) * | 2017-08-09 | 2018-02-23 | 河北建设集团卓诚路桥工程有限公司 | A kind of novel automatic door hangs rail clamping device |
CN107953896A (en) * | 2017-12-06 | 2018-04-24 | 中南大学 | One kind embraces rail type Derailing-preventiondevice device for rail train |
-
2018
- 2018-03-26 CN CN201810253296.6A patent/CN108466807A/en active Pending
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2319185A1 (en) * | 1973-04-16 | 1974-10-24 | Abus Krantechnik Werner Buehne | TRAVEL LIMITATION |
SU1191417A1 (en) * | 1983-06-16 | 1985-11-15 | Renkas Nikolaj V | Anti-creepage rail device |
CN2723291Y (en) * | 2004-06-28 | 2005-09-07 | 宝山钢铁股份有限公司 | Rail car wheel stopping device |
CN201567154U (en) * | 2008-12-20 | 2010-09-01 | 浙江众擎起重机械制造有限公司 | Novel manual rail clamping device |
CN201544981U (en) * | 2009-12-04 | 2010-08-11 | 徐州海伦哲专用车辆股份有限公司 | Adjustable mining bottom plate rail clamping device |
CN202265318U (en) * | 2011-09-14 | 2012-06-06 | 江苏沃得起重机有限公司 | Correction auxiliary device for motion bias rail of crane cart |
CN203143944U (en) * | 2013-04-01 | 2013-08-21 | 中联重科股份有限公司 | Rail clamping device and tower crane comprising same |
CN203568388U (en) * | 2013-10-29 | 2014-04-30 | 格林精密部件(苏州)有限公司 | Linear rail sliding block structure |
CN203904905U (en) * | 2014-06-04 | 2014-10-29 | 肇庆宏旺金属实业有限公司 | Track cleaning device of looper trolley and looper trolley |
CN105059850A (en) * | 2015-07-06 | 2015-11-18 | 东岳机械集团有限公司 | Traveling rail adjustable fixing device based on autoclaved aerated concrete |
CN205023736U (en) * | 2015-08-13 | 2016-02-10 | 上海宝冶工业工程有限公司 | Clamping rail ware of location usefulness on track |
CN205418903U (en) * | 2016-03-01 | 2016-08-03 | 安徽永生机械股份有限公司 | Manual clamping rail device |
CN206336942U (en) * | 2016-12-14 | 2017-07-18 | 厦门厦起重工有限公司 | A kind of motion bias rail of crane cart correction measurement supervising device |
CN207030767U (en) * | 2017-08-09 | 2018-02-23 | 河北建设集团卓诚路桥工程有限公司 | A kind of novel automatic door hangs rail clamping device |
CN107953896A (en) * | 2017-12-06 | 2018-04-24 | 中南大学 | One kind embraces rail type Derailing-preventiondevice device for rail train |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111390441A (en) * | 2020-04-16 | 2020-07-10 | 上海外高桥造船有限公司 | Wind shielding device for welding ship body flat steel structure |
CN112572494A (en) * | 2020-12-22 | 2021-03-30 | 江西鼎力旋压装备有限公司 | Multifunctional auxiliary trolley for hub spinning machine |
CN112572494B (en) * | 2020-12-22 | 2022-03-29 | 江西鼎力旋压装备有限公司 | Multifunctional auxiliary trolley for hub spinning machine |
CN112627491A (en) * | 2020-12-31 | 2021-04-09 | 中国建筑第七工程局有限公司 | Rail-traveling single-layer and double-layer hanging basket cantilever device |
CN114055425A (en) * | 2021-11-18 | 2022-02-18 | 苏州市华创力自动化科技有限公司 | Rectangular track with anti-derailing structure for industrial robot |
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Application publication date: 20180831 |