Coal conveyer belt
Technical field
The present invention relates to a kind of coal conveyer belts, belong to material transmission technical field.
Background technique
With the rapid development of our country's economy, especially more tight in Coal dressing production to environmental protection pay attention to day by day
Lattice.Coal conveying is essential link in Coal dressing production, but coal conveyer belt at least there are problems that at present:
First is that the conveyer belt elevation angle is fixed and the feed inlet of discharge end and subsequent processing distance is remote, it is easy to produce to be similar to and helps wind sand
Effect;Second is that the bounce that conveyer belt is accepted at coal pieces is severe, conveyer belt is easy sideslip and every piece herein can be bounced pound to
Staff below conveyer belt;Third is that belt tension it is eventful it is purely mechanic tensioning be not easy adjust can not adjust in real time and
Automatic adjustment.Therefore, it is necessary to improve to solve the above technical problems the prior art.
Summary of the invention
In view of this, to provide a kind of structure simple and safe and to the coal conveyer belt that environmental pollution is small by the present invention.
It is realized in particular by following technical scheme:
A kind of coal conveyer belt of the invention, including conveyer belt, main support, the tensioning apparatus for Conveyer Belt, use
In the driving pulley and driven pulley of suit conveyer belt and driving device for driving driving pulley rotatable around its axis;Institute
It states tensioning apparatus to be set to inside main support, the driving pulley and driven pulley are respectively arranged on main support, the tensioning
Device include be used to support conveyer belt to u-bracket one, the U-shaped mouth of the u-bracket one upward have 2N, U-shaped mouth down
Have 2N-1, N >=1 and N are integer;U-bracket one on be successively hinged with connecting rod one for the u-bracket one that links;
The u-bracket one is articulated with inside main support, is provided in any one u-bracket one for driving u-bracket one to put
4 dynamic driving assemblies.
Further, the driving component includes hydraulic cylinder, and the hydraulic cylinder both ends are respectively arranged at any one u-bracket
One and main support on.
Further, it is provided on the main support for changing the secondary support at the conveyer belt elevation angle and for controlling secondary support position
The position limited gear component set and the driven pulley two for being set with conveyer belt;The position limited gear component be set to main support and
Between secondary support, including the driving gear for linking with any u-bracket one;The secondary support is articulated with the main support
On, the driving gear is fixedly installed in any u-bracket one.
It further, further include for the buffer unit to the conveyer belt buffering accepted at material, the buffer unit setting
In the inside of main support;The buffer unit includes: two u-brackets two for being used to support conveyer belt, for resetting u-bracket
Two reset element and connecting rod two for two u-brackets two that link;The U-shaped mouth direction of two u-bracket two is opposite hinged
In on main support, the connecting rod two is articulated between two u-brackets two, the reset element be articulated with main support with it is any
In u-bracket two.
Further, the reset element includes gas spring and the bullet Huang for being sleeved on gas spring extension end, the gas spring
Both ends are hingedly connected in main support and any u-bracket two.
Further, one or two of a pair of the connecting rod, is hingedly connected in u-bracket one;2 two a pair of the connecting rod, point
It is not articulated in u-bracket two.
Further, the idler wheel for moving main support is provided with below the main support.
Beneficial effects of the present invention: the buffer unit of coal conveyer belt of the present invention is transported the conveyer belt at coal cinder is accepted
The dynamic splashing for receiving the small secondary motion for being broken down into conveyer belt large area to avoid coal cinder;Between multiple u-brackets one
It is linked with connecting rod one and realizes that automatic tensioning function is not only tensioned easy to adjust and energy by any u-bracket one of Driven by Hydraulic Cylinder
Automatic adjustment as needed;The secondary support reduces conveyer belt discharging mouth in next work relative to being rotated up and down for main support
Very big reduce of the distance of the feed inlet of sequence helps the effect of wind sand to substantially reduce dust pollution.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is enlarged diagram at secondary support of the invention;
Fig. 3 is enlarged diagram at buffer unit of the invention.
In figure: 1, main support, 2, hydraulic cylinder, 3, driving gear, 4, idle pulley, 5, driven gear, 6, secondary support, 7, lead
Roller, 8, u-bracket one, 9, connecting rod, 10, u-bracket two, 11, resetting apparatus, 12, connecting rod two, 13, driving pulley, 14, driven
Belt wheel, 15, driven pulley two, 16, idler wheel, 17, support roller.
Specific embodiment
Shown in as shown in the figure 1-3: a kind of coal conveyer belt of the present embodiment, including it is conveyer belt, main support 1, defeated for being tensioned
Send the tensioning apparatus of band, the driving pulley 13 for being set with conveyer belt and driven pulley 14 and for drive driving pulley 13 around
The driving device of its axis rotation;The tensioning apparatus is set to inside main support 1, the driving pulley 13 and driven pulley 14
It is respectively arranged on main support 1;The conveyer belt is the prior art and in order to make the becoming apparent from herein without picture of Figure of description
Out its can be common belt and can also make be slat conveyer or intensive steel mesh belt etc. this prior art herein
It repeats no more.
The tensioning apparatus includes the u-bracket 1 for being used to support conveyer belt, and the one 8U type mouth of u-bracket is upward
There are 2N, U-shaped mouth down there are 2N-1, and N >=1 and N are integer;U-bracket 1 on be successively hinged with for the U that links
The connecting rod 1 of type bracket 1;The u-bracket 1 is articulated with inside main support 1, is provided in any one u-bracket 1
Driving assembly for driving u-bracket 1 to swing.
In the present embodiment, the driving component includes hydraulic cylinder 2, and 2 both ends of hydraulic cylinder are respectively arranged at any U-shaped
On bracket 1 and main support 1, the u-bracket 1 for being preferentially disposed in proximity to left end is convenient for linking with subordinate's secondary support 6.Certain institute
Stating lead screw assembly that driving assembly can also be that cylinder or straight line are sprung up etc., this is repeated no more again for the prior art.
In the present embodiment, it is provided on the main support 1 for changing the secondary support 6 at the conveyer belt elevation angle and for controlling
The position limited gear component of 6 position of secondary support and driven pulley 2 15 for being set with conveyer belt;The position limited gear component is set
It is placed between main support 1 and secondary support 6, including the driving gear 3 for linking with any u-bracket 1;The secondary support 6
It is articulated on the main support 1, the preferential driving gear 3 is fixedly installed in left end u-bracket 1;So on the one hand,
U-shaped mouth down and adjacent one 8 groups of three u-brackets of U-shaped mouth down when driving u-bracket 1 of left end using hydraulic cylinder 2
Triangle will increase or reduce in the distance of lower apex angle to top and then achieve the purpose that Conveyer Belt and such
Tensioning is distributed on entire conveyer belt, can not only automate many places local buffer for adjusting and avoiding due to conveyer belt
The bounce of bring many places makes transport belt slippery phenomenon;On the other hand, tensioning process can automatic and about 6 lift angle of secondary support
Or drop angle matches, i.e., 6 angle of climb of secondary support when the multiple one 8 pairs of conveyer belts of u-bracket be tensioning state, secondary support 6
Multiple one 8 pairs of conveyer belts of u-bracket are relaxed states when the angle of descent, it is very big in this way to 6 automation control of secondary support and
And it is eliminated individually to its driving structure advantages of simple and compact.
In the present embodiment, the coal conveyer belt further includes filling for the buffering to the conveyer belt buffering accepted at material
It sets, the buffer unit is set to the inside of main support 1;The buffer unit includes: the two U-shaped branch for being used to support conveyer belt
Frame 2 10, the reset element for resetting u-bracket 2 10 and the connecting rod 2 12 for two u-brackets 2 10 that link;Described
For the U-shaped mouth of two u-bracket 2 10 towards being articulated on main support 1 on the contrary, the connecting rod 2 12 is articulated with two u-brackets 2 10
Between, the reset element is articulated in main support 1 and any u-bracket 2 10.It is defeated when conveyer belt accepts a large amount of coal cinders
It send band that the u-bracket 2 10 of U-shaped mouth upward can be pressed to move downward, then passes through the u-bracket two of the U-shaped mouth down of the linkage of connecting rod 2 12
10 move upwards.The conveyer belt of large area is distributed to when coal cinder falls in this way to the instantaneous biggish local strength that conveyer belt generates
On then restPose under the action of reset element while the kinetic energy that coal cinder falls also is converted into elasticity by other process
Potential energy not only acted as prevent coal cinder bullet role and also the damage of conveyer belt part can be reduced and prevent conveyer belt due to
Bounce skidding sideslip.
In the present embodiment, the reset element includes gas spring 11 and the bullet Huang for being sleeved on 11 extension end of gas spring, institute
11 both ends of gas spring stated are hingedly connected in main support 1 and any u-bracket 2 10.Setting not only makes two u-brackets in this way
2 10 movements have the track determined and the more reliable service life for improving equipment of movement;Further, gas bullet is preferentially selected
Spring 11 and common spring combination reset element add the mode of torsion bullet Huang compared to u-bracket 2 10 and 1 hinged place of main support
Structure is simple, easy to maintenance convenient for manufacturing.
In the present embodiment, one 9 two a pair of the connecting rod, are hingedly connected in u-bracket 1;The connecting rod 2 12
Two a pair, are hingedly connected in u-bracket 2 10.Each u-bracket 1 is substantially increased in this way and u-bracket 2 10 is transported
The phenomenon that dynamic steady reliability avoids its stuck.
In the present embodiment, the lower section of the main support 1 is provided with the idler wheel 16 for moving main support 1.Convenient for described
Fast moving for coal conveyer belt, it is easy to use.
In conclusion the u-bracket 1 and u-bracket 2 10 is still provided with conveyer belt deflector roll 7 and support roller
17, the supporting part deflector roll 7 is u-bracket one 8 and u-bracket two 10 of the V-type setting in U-shaped mouth upward, the support
Roller 17 is arranged in the u-bracket 1 and u-bracket 2 10 of U-shaped mouth down.Setting can not only be convenient for the defeated of material in this way
It send while also making the tighter of conveyer belt.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.