CN207001538U - Drag conveyor intelligence chain tightener - Google Patents
Drag conveyor intelligence chain tightener Download PDFInfo
- Publication number
- CN207001538U CN207001538U CN201720740069.7U CN201720740069U CN207001538U CN 207001538 U CN207001538 U CN 207001538U CN 201720740069 U CN201720740069 U CN 201720740069U CN 207001538 U CN207001538 U CN 207001538U
- Authority
- CN
- China
- Prior art keywords
- chain
- ratchet
- drag conveyor
- fixed plate
- bar assembly
- 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.)
- Expired - Fee Related
Links
Landscapes
- Control Of Conveyors (AREA)
Abstract
A kind of drag conveyor intelligence chain tightener, include ratchet, ratchet, fixed plate, hand handle, oscillating bar assembly and rotating shaft, oscillating bar assembly forms by sleeve and loaded on the spring in sleeve and swing rod head, ratchet is arranged on the 3rd exposed axle of drag conveyor reductor with flat key, fixed plate is fixed on drag conveyor decelerator shell with four bolts, ratchet, hand handle and oscillating bar assembly are installed in fixed plate, the lower end left lateral position of ratchet is equipped with the ratchet locating bar being connected in fixed plate, and the sleeve of hand handle and oscillating bar assembly is hinged by rotating shaft.Its advantage is, chain rupture occurs when needing chain link in the installation, demolishing process in drag conveyor, tearing chain open, and in drag conveyor running when need to be by chain rupture continued access, can tense whole piece chain, in favor of needing several chains of interface in chain（Youngster）Relaxation, it is easy to that the chain of whole piece is disconnected or caught, while chain link, tears open in the chain course of work and prevent machine head chain wheel from rotating forward, keeps the top chain of head relaxation motionless.
Description
Technical field
It the utility model is related to a kind of tight chain fixing device, particularly a kind of drag conveyor intelligence chain tightener.
Background technology
Underground either coal-face or driving face, all outwards convey coal using drag conveyor substantial amounts of
Charcoal, when drag conveyor conveys coal, as shown in figure 1, machine head chain wheel 11 revolves clockwise under motor, reductor driving
Turning, drive top chain 12 to move right, bottom chain 14 then moves from right to left, and coal moves from left to right under the drive of top chain 12,
Continuously transported.
If drag conveyor, in Coal work is transported, there occurs chain rupture accident, then scraper plate conveying for some reason
Coal in machine will be unable to be transported again, it is necessary to catch chain rupture, drag conveyor could continue to transport coal.Processing at present
The method of the sub- accident of drag conveyor chain rupture is：The cut-off point of chain either bottom chain or push up chain any place, all first
The chain both ends that will be switched off stretch to centre as far as possible, stretch rear chain and still fall short of, do not connect at all, at this moment to regard at 2 points
Distance, increase temporarily it is several to zero chain（Youngster）, chain is caught temporarily, then slowly crawl drag conveyor will be interim
It is increased several to zero chain（Youngster）Reach at machine head chain wheel, fixed as shown in Fig. 2 first will be switched off a back segment chain, so
After open reversing and tense bottom chain 14 so that top chain 12 relaxes after machine head chain wheel 11, now will be just now interim increased several
To zero chain（Youngster）Remove, chain is caught, then remove the fixture of back segment chain, then open rotating forward and continue to transport coal.
The either new drag conveyor of mounting and installation, or remove do not use drag conveyor when, chain link, tear open
Chain is an indispensable working procedure；During new installation drag conveyor, last working procedure is chain link, is removed
During no drag conveyor, Section 1 working procedure is to split off chain；Either chain link still splits off the preceding several of chain
Step, it is just as, as shown in Fig. 2 first will fix back segment chain at head, then crawl motor reversal makes head
Sprocket wheel 11 inverts, and bottom chain 14, which is collapsed, tightly makes the chain above machine head chain wheel 11 relax, to catch or disconnect chain, but problem
It is that the motor one inverted stops, in the presence of the elastic force of tight bottom chain 14 is collapsed, can rotates forward machine head chain wheel 11 immediately, band
The chain for moving relaxation moves right immediately, the finger for connecing, tearing open chain Ziren can be squeezed off, and industrial accident occurs.Current each ore deposit
Therefore the industrial accident for being squeezed finger of cutting off the hands has many.It is the deficiencies in the prior art above.
Utility model content
The purpose of this utility model is：A kind of drag conveyor intelligence chain tightener is designed, the chain tightener is in drag conveyor
Installation, when needing chain link in demolishing process, tearing chain open, and chain rupture occur in drag conveyor running need to continue chain rupture
When connecing, whole piece chain can be tensed, in favor of needing several chains of interface in chain（Youngster）Relaxation, is easy to whole piece
Chain disconnect or catch, while chain link, tear open in the chain course of work prevent machine head chain wheel rotate forward, keep head relaxation top chain not
It is dynamic, it ensure that the personal safety for meeting, tearing open chain personnel.
The purpose of this utility model can be realized by following technical proposals：
Drag conveyor intelligence chain tightener, it is characterized in that：Include ratchet, ratchet, fixed plate, hand handle, oscillating bar assembly and
Rotating shaft, oscillating bar assembly are formed by sleeve and loaded on the spring in sleeve and swing rod head, and ratchet is conveyed with flat key installed in scraper plate
On the 3rd exposed axle of machine reductor, fixed plate is fixed on drag conveyor decelerator shell with four bolts, in fixed plate
Ratchet, hand handle and oscillating bar assembly are installed, the lower end left lateral position of ratchet is equipped with the ratchet locating bar being connected in fixed plate, hand handle
It is hinged with the sleeve of oscillating bar assembly by rotating shaft.
The ratchet being arranged on by bolt in fixed plate is provided with ratchet of the present utility model and keeps off backplate.
The utility model has the advantages that：The chain tightener needs chain link in the installation of drag conveyor, demolishing process, tears chain open
When, and chain rupture occurs in drag conveyor running when needing chain rupture continued access, whole piece chain can be tensed, in favor of
Several chains of interface is needed in chain（Youngster）Relaxation, it is easy to that the chain of whole piece is disconnected or caught, while chain link, tears chain open
Prevent machine head chain wheel from rotating forward in the course of work, keep the top chain of head relaxation motionless, ensure that the person peace for meeting, tearing open chain personnel
Entirely, occurs the security incident that finger is choked or squeezed off never again.
Brief description of the drawings
When Fig. 1 is drag conveyor normal transport coal, the working state schematic representation of sprocket wheel；
Fig. 2 be drag conveyor in chain rupture, chain link, the status architecture schematic diagram of sprocket wheel；
Fig. 3 is overall structure diagram of the present utility model；
Fig. 4 is working state schematic representation of the utility model in drag conveyor normal transport coal；
Fig. 5 be the utility model chain link, tear chain open when working state schematic representation.
In figure：9th, ratchet rotating shaft；11st, machine head chain wheel；12nd, chain is pushed up；13rd, tail sprocket wheel；14th, bottom chain；15th, top chain is fixed
Place；16th, at chain rupture.
Embodiment
As in Figure 3-5, drag conveyor intelligence chain tightener, it is characterized in that：Include ratchet 1, ratchet 2, fixed plate 3,
Hand handle 4, oscillating bar assembly 5 and rotating shaft 8, oscillating bar assembly 5 form by sleeve and loaded on the spring 7 in sleeve and swing rod first 6, swing rod
First 6 is scalable in the presence of spring 7, and ratchet 1 is arranged on the 3rd exposed axle 10 of drag conveyor reductor with flat key 11,
Fixed plate 3 is fixed on drag conveyor decelerator shell with four bolts, and ratchet 2, hand handle 4 and pendulum are provided with fixed plate 3
Bar assembly 5, the lower end left lateral position of ratchet 2 are equipped with the ratchet locating bar 18 being connected in fixed plate 3, hand handle 4 and oscillating bar assembly 5
Sleeve is hinged by rotating shaft 8, and hand handle 4 and oscillating bar assembly 5 can disjunctor swings.It is provided with to be arranged on by bolt at ratchet 2 and fixes
Ratchet gear backplate 17 on plate 3.
The operation principle of this drag conveyor intelligence chain tightener is：Drag conveyor is in normal transport coal, such as Fig. 4 institutes
Show, in order to prevent from ratchet 2 from freely showing having influence on ratchet 1 normally rotating, first promote hand handle 4, hand handle 4 and oscillating bar assembly 5 are connected
11 degree of body rotate counterclockwise, ratchet 2 is fixed, and then starts drag conveyor, now, installed in drag conveyor reductor
Ratchet 1, the big axle of drag conveyor reductor and machine head chain wheel on 3rd axle 10 are rotated clockwise, then drag conveyor is normally transported
Turn, coal is continuously transported from left to right.If drag conveyor is once occur the sub- accident of chain rupture, it is necessary to which to stop scraper plate defeated
Machine is sent to operate, the chain at this moment needing will be switched off is caught, and the chain link period of the day from 11 p.m. to 1 a.m, is first fixed chain rupture back segment at head, then will
Hand handle 4 and the disjunctor of oscillating bar assembly 5 are turned clockwise 14 degree, and the swing rod first 6 of oscillating bar assembly 5 stretches out in the presence of spring 7 to be withstood
Ratchet 2, the rotate counterclockwise of ratchet 2 are shown, in the gap of the embedded tooth of ratchet 1 and tooth, as shown in figure 5, ratchet 2 rotates counterclockwise,
In the gap of the embedded tooth of ratchet 1, due to the one-way check characteristic of the ratchet 2 of ratchet 1, now, ratchet 1 can still rotate counterclockwise, but
It can not rotate clockwise, so as to which chain be controlled, at this moment reverse crawl motor makes the axle 10 of drag conveyor reductor the 3rd, spine
Wheel 1, the big axle of drag conveyor reductor and machine head chain wheel rotate counterclockwise, so by chain bottom chain collapse it is tight, chain top chain is existed
There is the chain of relaxation in the left side of machine head chain wheel, simultaneously as ratchet 2 is embedded in spine immediately at any time in the presence of oscillating bar assembly 5
In the gap for taking turns 1 tooth, the rotating forward of sprocket wheel is prevented in time, and the top chain for maintaining head relaxation is motionless.Make the personnel for connecing, tearing open chain
The work of chain can with safe and secure be connect, be torn open, and occur the security incident that finger is choked or squeezed off never again.
Claims (2)
1. a kind of drag conveyor intelligence chain tightener, it is characterized in that：Include ratchet（1）, ratchet（2）, fixed plate（3）, hand handle
（4）, oscillating bar assembly（5）And rotating shaft（8）, oscillating bar assembly（5）By sleeve and loaded on the spring in sleeve（7）With swing rod head（6）
Composition, ratchet（1）Use flat key（11）Threeth axle exposed installed in drag conveyor reductor（10）On, fixed plate（3）With four
Bolts are fixed on drag conveyor decelerator shell, fixed plate（3）On ratchet is installed（2）, hand handle（4）And oscillating bar assembly
（5）, ratchet（2）Lower end left lateral position be equipped with and be connected to fixed plate（3）On ratchet locating bar（18）, hand handle（4）With swing rod group
Part（5）Sleeve pass through rotating shaft（8）It is hinged.
2. drag conveyor intelligence chain tightener according to claim 1, it is characterized in that：Ratchet（2）Place, which is provided with, passes through bolt
Installed in fixed plate（3）On ratchet gear backplate（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720740069.7U CN207001538U (en) | 2017-06-23 | 2017-06-23 | Drag conveyor intelligence chain tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720740069.7U CN207001538U (en) | 2017-06-23 | 2017-06-23 | Drag conveyor intelligence chain tightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207001538U true CN207001538U (en) | 2018-02-13 |
Family
ID=61448216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720740069.7U Expired - Fee Related CN207001538U (en) | 2017-06-23 | 2017-06-23 | Drag conveyor intelligence chain tightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207001538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501281A (en) * | 2021-07-30 | 2021-10-15 | 辽宁工程技术大学 | Adjustable automatic chain breaking mechanism of scraper conveyor and using method |
-
2017
- 2017-06-23 CN CN201720740069.7U patent/CN207001538U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501281A (en) * | 2021-07-30 | 2021-10-15 | 辽宁工程技术大学 | Adjustable automatic chain breaking mechanism of scraper conveyor and using method |
| CN113501281B (en) * | 2021-07-30 | 2022-07-29 | 辽宁工程技术大学 | Adjustable automatic chain breaking mechanism of scraper conveyor and using method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207001538U (en) | Drag conveyor intelligence chain tightener | |
| CN205397267U (en) | Anti -inversion conveyer based on hold -in range conveying | |
| CN101858157A (en) | Parking equipment lifting transmission mechanism | |
| CN206494080U (en) | Down-sliding type boat-carrying dink automatic retraction device | |
| CN205157246U (en) | Quality of water sample collection device | |
| CN202765778U (en) | Sub-step broken-belt protective device for belt conveyer | |
| CN202296957U (en) | Friction type winch steel wire rope no-load reel off tension device | |
| CN201670565U (en) | Backstop for bucket elevator and bucket elevator | |
| CN104085461B (en) | A kind of perambulator auxiliary wheel device opened with speed | |
| CN203448316U (en) | Eliminating and conveying device for production line of stacking robot | |
| CN104016147B (en) | A kind of self adaptation material all in one piece carloader of Mechanical course | |
| CN205150971U (en) | Can prevent cylinder for scratch board conveyor that chain drops | |
| CN203922141U (en) | A kind of folding conveying arm of multimachine structure of transporting the protection of sand self-unloading oceangoing ship band door frame | |
| CN201558604U (en) | Double-drive drum type water granulated slag filter device | |
| US1530478A (en) | Safety device for bucket conveyers | |
| CN205403505U (en) | Slagging -off machine | |
| CN203682442U (en) | Transmission mechanism of pitch conveyor | |
| CN203624683U (en) | Section descent reducing mechanism | |
| CN207709201U (en) | A kind of component fixing device of carbon black magnetic separator | |
| CN106385937B (en) | A kind of spiketooth type harvester for peanut and its application method using reversed disk damping | |
| CN102514689B (en) | Electric rolling door transmission device with high strength and weather tightness for ship | |
| CN205415476U (en) | Even adopt equipment chain link ware | |
| CN214651335U (en) | Reversing device for underground scraper conveyor | |
| CN204546549U (en) | Grabbing device | |
| CN203067691U (en) | Five-wheel reducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20210623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |