CN2521184Y - Changeable groove angle roller up-down unloader - Google Patents
Changeable groove angle roller up-down unloader Download PDFInfo
- Publication number
- CN2521184Y CN2521184Y CN 01267867 CN01267867U CN2521184Y CN 2521184 Y CN2521184 Y CN 2521184Y CN 01267867 CN01267867 CN 01267867 CN 01267867 U CN01267867 U CN 01267867U CN 2521184 Y CN2521184 Y CN 2521184Y
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- China
- Prior art keywords
- colter
- groove angle
- carrying roller
- electric pushrod
- discharging platform
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- 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
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Abstract
Disclosed is a lift-discharger with a carrying roller of which a groove angle is changeable. The lift-charger comprises at least a loading platform capable of being traversed by conveyer belts and a lift coulter. The coulter, together with a brace and a swing arm, form a triangle. The crossing point of the coulter and the swing arm is hinged on a swing frame, forming a triangle lift structure with the coulter. An electrical ram is connected with the coulter via the swing arm. The utility model realizes soft contact between the coulter and the conveyor belts, avoids scratch of the conveyor belt and coal-leakage. Further, the coulter is abrasion resistance, the mounting and dismounting are convenient, and the operation is simple. Ultimately, the smooth delivery lift of the loading platform is realized.
Description
Technical field
The utility model relates to a kind of discharger, particularly a kind of variable groove angle carrying roller lifting belt plow.
Background technology
At present, the coal blending equipment of coal-burning power plant mostly adopts belt plow.This discharger mainly includes a liftable colter, and the rear end of colter links on a support, is driven the lifting of this colter front end by electric pushrod.On its principle of work, when needs were unloaded coal, electric pushrod drove colter and falls, and is pressed against on the belt of operation, and the colter on the colter is drawn the coal on the belt in the blending bunker that drops down onto the discharger lower end.Because the front end of colter presses on belt in working order down tightly, in the process of the high-speed cruising of belt, friction force between colter and belt is very big, so this belt plow often has the colter load-transfer device of grinding away, leak defectives such as coal, to such an extent as to can not normally go up coal, influence power plant's ordinary production.And, increase the productive costs and the working strength of workers of power plant because discharger damages soon, and load-transfer device is changed frequent.
For addressing the above problem, China utility model patent ZL95233487.9 has disclosed a kind of variable groove angle six connecting rod belt plows, and it mainly is made up of middle frame, colter, six connecting rod translation elevators, roller framework, track-frame, variable groove angle carrying roller group, variable groove angle aligning carrier roller group.This patent mainly is by the extremely complicated hexagon linkage of one group of structure, when needs in blending bunker during coal, drive six bar mechanism by electric pushrod and affect colter to fall, thereby realize the parallel mobile of colter, in the hope of obtaining the pulsation-free pressure of colter with respect to belt.But this structure is too complicated, not only improves its manufacturing cost, and maintenance difficult, and problem is not fine yet is resolved for installing/dismounting inconvenience etc.
In addition, in above-mentioned prior art, the lifting structure of discharging platform is, the roller framework is set up on two groups of rollers, and be provided with the arcs of recesses breach in the lower surface of roller framework, promote the roller framework by electric pushrod, on roller, the slides lifting of realization roller framework of roller framework.Long-term use facts have proved, this lifting structure, in use for some time, because worn-down aggravation between roller and the roller framework has reduced its stationarity at relative sliding and running widely, so noise is very big during its slip.
Summary of the invention
The purpose of this utility model is to provide a kind of variable groove angle carrying roller lifting belt plow, can realize that colter and load-transfer device are soft to contact, and does not scratch load-transfer device, does not leak coal, and colter is wear-resistant, easy installation and removal, operation easily.
Another purpose of the present utility model is to provide a kind of variable groove angle carrying roller lifting belt plow, can realize the steady lifting of discharging platform.
The purpose of this utility model is achieved in that a kind of variable groove angle carrying roller lifting mode discharger, at least comprise the discharging platform and a liftable colter that can supply load-transfer device to pass, it is characterized in that: a triangle is formed in described colter and pull bar, swing arm, the intersection point of colter and swing arm is articulated on the rocker, constitute triangle colter lifting mechanism, electric pushrod is connected in colter by swing arm.
The purpose of this utility model also can realize that described pull bar is articulated in the stage casing of colter by following measure; Electric pushrod is articulated in the lower end of swing arm; In the hinged slotted hole with rocker of described colter.Colter is fixed on the moldboard by the colter knife plate to be formed; Being provided with between colter knife plate and moldboard can vertically adjustable connection structure.Can be provided with elastic buffer structure in the sleeve of described electric pushrod, the best can be one group of dish spring.The force moment protection device of the be serially connected with protection motor of this electric pushrod.Described discharging platform has the lifting mechanism that can drive this discharging platform lifting, and described discharging platform is connected in electric pushrod.This swing lifting mechanism is connected on the base of discharging platform by the connecting plate strand, and electric pushrod pushes against in discharging platform one end, drives its fulcrum around the connecting plate lower end and rotates; Be provided with the limit for height piece in the described lifting mechanism.Be provided with the connecting rod mechanism that can make both interlocks between described lifting mechanism and the colter lifting mechanism.Promptly can be hinged with countershaft in the lower end of swing arm and the hinged place of electric pushrod, the coaxial connecting rod that is hinged with of this countershaft, connecting rod is from the base of both sides pushing and pressing discharging platform.Describedly be provided with the swing carrier roller frame to an end that is less than discharging platform.
The utility model is significant with prior art its effect of comparing, one because the utility model only constitutes the colter lifting structure with a simple triangle, forms a kind of stable support structure, rotation by triangle and rocker anchor point drives the lifting of this colter.When colter descends when in running order, because this leg-of-mutton horizontal sides is to be made of colter, therefore, it can form the soft contact at load-transfer device.The soft contact structures of this uniqueness just, in the process of discharging, colter can not scratch load-transfer device.Two, because colter and rocker adopt the slotted hole articulated structure, when colter descends in working order, can be so that colter can be when impulsive force be excessive when placing, automatically move up and down adjustment, realized equally and seamless soft contact of load-transfer device, do not scratch load-transfer device, do not leak coal, colter is wear-resistant, has prolonged the service life of discharger.Three, the position of electric pushrod has been placed on the below of discharger, and is mounted in a side, makes easy installation and removal, easily operation.Four, discharging platform adopts the oscillating type lifting structure, in the process of motion almost without any wearing and tearing, so can keep its smooth running in long-term use.Five,, only can control the lifting of colter and discharging platform simultaneously, therefore not only simplify the serial verb construction that colter lifting and discharging platform lifting have widely by an anchor point because electric pushrod is arranged at the below of discharger, and the maintenance of being more convenient for.
Description of drawings
Fig. 1 is the construction profile scheme drawing of the utility model embodiment;
Fig. 2 is the plan structure scheme drawing of the utility model embodiment.
Fig. 3 is colter and a swing arm articulated structure scheme drawing in the utility model.
The specific embodiment
Seeing also Fig. 1 and Fig. 2, is the structural representation of embodiment of the present utility model.As shown in the figure, comprise the discharging platform and the liftable colter 8 that can supply load-transfer device to pass in the present embodiment, colter 8 is formed a triangle with pull bar 9, swing arm 2, and the end joint connection of colter 8 is on rocker 10, and electric pushrod 1 is by the lifting of swing arm 2 control colters 8.
Its principle of work is, when not needing to unload coal, electric pushrod 1 promotes swing arm 2 drive pull bars 9 colter 8 is lifted, simultaneously, electric pushrod 1 also promotes crane 5 by connecting rod 3 and moves forward, because crane 5 is to be twisted respectively up and down by four connecting plates 6 connecting crane 5 and base 41, when connecting rod 3 promotes crane 5, crane just descends, make discharging platform and colter 8 away from, allow coal pass through; Otherwise, when needs are unloaded coal, electric pushrod 1 retracts swing arm 2 drive pull bars 9 colter 8 is put down, simultaneously, electric pushrod 1 also pulls back crane 5 by connecting rod 3, makes crane 5 rise to level attitude, makes load-transfer device realize soft the contact with colter 8, coal charge is promptly unloaded by shunting, finishes discharging work.
In the present embodiment, adjust when discharger was installed again in residing position when electric pushrod 1 retracted swing arm 2 and drives pull bars 9 colter 8 is put down, like this, each colter 8 all can reach identical position when descending, and makes load-transfer device and colter 8 realize soft the contact.In unloading the process of coal charge, colter does not scratch load-transfer device like this, does not leak coal, and discharging is clean.
Because the utility model only constitutes the colter lifting structure with a simple triangle, forms a kind of stable support structure, by the rotation of triangle around rocker 10 anchor points, drives the lifting of this colter 8.When colter 8 declines are in running order, because this leg-of-mutton horizontal sides is to be made of colter 8, by this leg-of-mutton position of control, control colter 8 guarantees that with respect to the contact condition of load-transfer device it constitutes the soft contact (rather than the contact condition that supports firmly) at load-transfer device.The soft contact structures of this uniqueness guarantee that in the process of discharging, colter 8 can not scratch load-transfer device just.
In the present embodiment, colter 8 is that slotted hole connects with being connected of rocker 10, as shown in Figure 3.This slotted hole connects the angle that makes colter 8 can adjust contact during with the contacting of load-transfer device in the decline process, realizes seamless contact; Simultaneously, when colter 8 was subjected to the bump of coal charge or load-transfer device, this connection can cushion the impact to electric pushrod 1, had reached the purpose of protection electric pushrod 1, had prolonged service life.
In the present embodiment, colter 8 is fixed on the moldboard 82 by colter knife plate 81 to be formed.Colter knife plate 81 is to be connected by screw with being connected of moldboard 82, hole on the colter knife plate 81 is a slotted hole, and such design can be adjusted colter knife plate 81 height, when colter knife plate 81 is worn and when producing the slit with load-transfer device, it can be reduced, arrive and the load-transfer device position contacting; If the colter knife plate 81 that can also more renew after damaging has prolonged service life equally.
In the present embodiment, discharging platform 4 has the crane 5 that can drive this discharging platform lifting.Crane 5 is hinged and connected on the base of discharging platform by four connecting plates.Be provided with limit for height piece (not shown) in the crane 5.Crane 5 drives its motion by connecting rod 3.Limit for height piece in the crane 5 is unlikely to excessively forward when being 5 risings of protection crane, reaches best running condition.This strand connection mode of crane 5 is simple and convenient, wear-resistant, has overcome the easy wearing and tearing and the big shortcoming of noise of existing discharger gap type crane.
In the present embodiment, electric pushrod 1 is installed in the lower left side or the right side of discharger.The dish spring is installed as a kind of buffer protection structure in the sleeve of electric pushrod 1, and string is provided with the force moment protection device 11 of protecting motor on electric pushrod.Such design is in order to protect electric pushrod 1, its life-span to be prolonged significantly, saving production cost equally.
In the utility model, discharging platform is to be made of crane 5 and setting running roller thereon.In the present embodiment, the lifting of each crane 5 is to be driven by same electric pushrod 1.Swing crane 5 is hinged on the base 4 by connecting plate, and electric pushrod 1 pushes against in discharging platform 4 one ends, drives its fulcrum around connecting plate 6 lower ends and rotates; Be provided with the limit for height piece in the described lifting mechanism.And in the present embodiment, the hinged place of the lower end of swing arm 2 and electric pushrod 1 can be hinged by countershaft, drives its lifting from the base 41 of both sides pushing and pressing discharging platform 4 simultaneously by this countershaft.Thereby realize the interlock of crane 5 and colter lifting mechanism.
In the utility model, to an end that is less than discharging platform be provided with the swing carrier roller frame 7, but these swing carrier roller frame 7 automatic compensation conveyer belts are aligned with its working direction.
Claims (10)
1, a kind of variable groove angle carrying roller lifting mode discharger, at least comprise the discharging platform and a liftable colter that can supply load-transfer device to pass, it is characterized in that: a triangle is formed in described colter and pull bar, swing arm, the intersection point of colter and swing arm is articulated on the rocker, constitute triangle colter lifting mechanism, electric pushrod is connected in colter by swing arm.
2, a kind of variable groove angle carrying roller lifting mode discharger according to claim 1 is characterized in that described pull bar is articulated in the stage casing of colter; Electric pushrod is articulated in the lower end of swing arm; In the hinged slotted hole with rocker of described colter.
3, a kind of variable groove angle carrying roller lifting mode discharger according to claim 1, it is characterized in that: described colter is fixed on the moldboard by the colter knife plate to be formed; Being provided with between colter knife plate and moldboard can vertically adjustable connection structure.
4, a kind of variable groove angle carrying roller lifting mode discharger according to claim 1, it is characterized in that: can be provided with elastic buffer structure in the sleeve of described electric pushrod, the best can be one group of dish spring.
5, according to claim 1 or 4 described a kind of variable groove angle carrying roller lifting mode dischargers, it is characterized in that: the force moment protection device of the be serially connected with protection motor of described electric pushrod.
6, a kind of variable groove angle carrying roller lifting mode discharger according to claim 1, it is characterized in that: described discharging platform has the lifting mechanism that can drive this discharging platform lifting, and described discharging platform is connected in electric pushrod.
7, a kind of variable groove angle carrying roller lifting mode discharger according to claim 6, it is characterized in that: described swing lifting mechanism is connected on the base of discharging platform by the connecting plate strand, electric pushrod pushes against in discharging platform one end, drives its fulcrum around the connecting plate lower end and rotates; Be provided with the limit for height piece in the described lifting mechanism.
8, a kind of variable groove angle carrying roller lifting mode material machine that unloads according to claim 6 is characterized in that: be provided with the connecting rod mechanism that can make both interlocks between described lifting mechanism and the colter lifting mechanism.
9, a kind of variable groove angle carrying roller lifting mode discharger according to claim 8, it is characterized in that: the lower end of described swing arm and the hinged place of electric pushrod can be hinged with countershaft, the coaxial connecting rod that is hinged with of this countershaft, connecting rod is from the base of both sides pushing and pressing discharging platform.
10, a kind of variable groove angle carrying roller lifting mode discharger according to claim 8 is characterized in that: describedly be provided with the swing carrier roller frame to an end that is less than discharging platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01267867 CN2521184Y (en) | 2001-10-23 | 2001-10-23 | Changeable groove angle roller up-down unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01267867 CN2521184Y (en) | 2001-10-23 | 2001-10-23 | Changeable groove angle roller up-down unloader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2521184Y true CN2521184Y (en) | 2002-11-20 |
Family
ID=33674164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01267867 Expired - Fee Related CN2521184Y (en) | 2001-10-23 | 2001-10-23 | Changeable groove angle roller up-down unloader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2521184Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101857136A (en) * | 2010-06-13 | 2010-10-13 | 劳林安 | All-sealed gangplow dual air chamber air cushion tray multi-point unloading machine |
| CN104544513A (en) * | 2015-01-31 | 2015-04-29 | 江苏海辰科技集团有限公司 | Novel feeding unit for production of feeds |
| CN106672602A (en) * | 2017-03-17 | 2017-05-17 | 江苏江达机械制造有限公司 | Hand-operated plough type unloading device of plane conveyor |
| CN107892167A (en) * | 2017-11-13 | 2018-04-10 | 安徽永生机械股份有限公司 | A kind of belt plow being vertically moved up or down |
| CN108033200A (en) * | 2017-12-17 | 2018-05-15 | 江苏日升电力机械有限公司 | A kind of anti-blanking mechanism of belt plow |
| CN110550425A (en) * | 2019-09-19 | 2019-12-10 | 中煤科工集团武汉设计研究院有限公司 | adjustable belt distributor and distribution proportion adjusting method thereof |
| CN111571481A (en) * | 2020-05-25 | 2020-08-25 | 杭州云勃机械设计有限公司 | Detachable machining clamp assembly and working method thereof |
| CN112320316A (en) * | 2020-10-27 | 2021-02-05 | 国家能源集团山东石横热电有限公司 | Split flow passing type coal plough |
| CN113071906A (en) * | 2021-03-25 | 2021-07-06 | 安徽金储输送设备有限公司 | Plough type discharger |
-
2001
- 2001-10-23 CN CN 01267867 patent/CN2521184Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101857136A (en) * | 2010-06-13 | 2010-10-13 | 劳林安 | All-sealed gangplow dual air chamber air cushion tray multi-point unloading machine |
| CN101857136B (en) * | 2010-06-13 | 2013-12-04 | 劳林安 | All-sealed gangplow dual air chamber air cushion tray multi-point unloading machine |
| CN104544513A (en) * | 2015-01-31 | 2015-04-29 | 江苏海辰科技集团有限公司 | Novel feeding unit for production of feeds |
| CN106672602A (en) * | 2017-03-17 | 2017-05-17 | 江苏江达机械制造有限公司 | Hand-operated plough type unloading device of plane conveyor |
| CN107892167A (en) * | 2017-11-13 | 2018-04-10 | 安徽永生机械股份有限公司 | A kind of belt plow being vertically moved up or down |
| CN108033200A (en) * | 2017-12-17 | 2018-05-15 | 江苏日升电力机械有限公司 | A kind of anti-blanking mechanism of belt plow |
| CN110550425A (en) * | 2019-09-19 | 2019-12-10 | 中煤科工集团武汉设计研究院有限公司 | adjustable belt distributor and distribution proportion adjusting method thereof |
| CN111571481A (en) * | 2020-05-25 | 2020-08-25 | 杭州云勃机械设计有限公司 | Detachable machining clamp assembly and working method thereof |
| CN112320316A (en) * | 2020-10-27 | 2021-02-05 | 国家能源集团山东石横热电有限公司 | Split flow passing type coal plough |
| CN113071906A (en) * | 2021-03-25 | 2021-07-06 | 安徽金储输送设备有限公司 | Plough type discharger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021120 Termination date: 20091123 |