CN210236322U - Discharging device - Google Patents
Discharging device Download PDFInfo
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- CN210236322U CN210236322U CN201920917316.5U CN201920917316U CN210236322U CN 210236322 U CN210236322 U CN 210236322U CN 201920917316 U CN201920917316 U CN 201920917316U CN 210236322 U CN210236322 U CN 210236322U
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- plowshare
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Abstract
The utility model discloses an unloader, which mainly comprises an electro-hydraulic push rod, a straight board plowshare, a curved surface plowshare, a conveying belt, a plowshare bracket, an electro-hydraulic push rod base, a flat supporting roller and a twisting seat, wherein the straight board plowshare is in a horizontal V shape, the inner side of the straight board plowshare in the V shape is connected with the plowshare bracket, the lower part outside the straight board plowshare and the plowshare tip are all embedded with polymer material plates, the plowshare bracket comprises channel steel to form a horizontal V-shaped frame structure, the V-shaped outside of the plowshare bracket is consistent with the V-shaped inside of the straight board plowshare, the utility model can improve the speed of a belt conveyor, improve the yield, reduce the crushing rate, and the lump coal of the material meets the straight board plowshare in the streamline shunt groove plate, and the lump coal in the streamline shunt groove plate is pushed to both sides by the lump coal at the back edge, the lump coal falls into the discharging chutes at the two sides of the belt conveyor and does not slide on the belt surface, so that the belt surface is little abraded.
Description
Technical Field
The utility model relates to a mechanical device especially relates to a mechanical device who is applicable to cubic bulk materials such as lump coal, raw coal, waste rock, ore, coke and unloads from belt conveyor.
Background
At present, the main modes of transportation of blocky bulk materials and realization of midway unloading are as follows: 1. a scraper conveyor with a hydraulic inserting plate; 1) the working principle is as follows: an electro-hydraulic inserting plate is arranged below the scraper conveyor at a certain distance according to needs, the process is changed by opening, closing or partially opening the electro-hydraulic inserting plate, and the whole unloading, passing or partial passing of materials is realized. The coal bunker proportioning device is mainly used as a coal bunker proportioning device and a plurality of raw coal classifying screens. 2) The main advantages are that: the multi-point discharging can be carried out, the environment pollution caused by the operation of the materials in the tank box is small, and the use is flexible and convenient. 3) The main disadvantages are that: the transportation distance is not easy to be too long (generally less than 100 m), the transportation power is large (approaching 10 times of a belt conveyor with the same transportation capacity), the manufacturing cost is relatively high, the noise is relatively large, and the production cost is high.
2. The belt conveyor with the discharging trolley 1) has the working principle that a head roller and a guide roller of an upper belt of the discharging trolley form a machine head which can be used for discharging, the machine head travels on a track and simultaneously discharges materials 2) has the main advantages that the machine head is often used for discharging materials of a plurality of coal bunkers or coal storage yards and can realize long-distance multi-point continuous discharging, and the working state is reliable 3) has the main defects that ① and the discharging trolley are high in equipment investment relative to a plow discharger, ② when the belt speed of the belt conveyor is high, the discharging trolley is easy to move along with the belt conveyor, a fixing device with a track is required to be added, and therefore continuous discharging cannot be realized, ③ and the equipment installation space is large, so civil engineering investment is improved, ④, the space and the structural strength of a conventionally designed belt conveyor trestle cannot meet the requirement of increasing the discharging trolley, ⑤ and the belt conveyor must be horizontally arranged.
3. A belt conveyor with an existing plow discharger; 1) the working principle is as follows: the working principle of the existing plow discharger is as follows: (structure diagram of the prior plow discharger, see fig. 14) coal moves with the belt of the belt conveyor at a uniform speed, and when the coal moves to the plow discharger, the coal collides with a plow plate of the plow discharger at an angle, and moves along the inclined plane of the plow plate under the pushing of the coal at the back and falls into chutes at two sides of the belt conveyor.
2) ①, the ploughshare of the existing plow discharger collides with coal at the middle position, when the belt conveyor runs at a higher speed, lump coal can generate a phenomenon of crushing and splashing, the ploughshare is abraded faster, the crushing rate of the lump coal is increased, and certain potential safety hazards are caused.
①, limiting the speed of the belt conveyor, because the lump coal on the belt conveyor has the same speed as the rubber belt, when the plow discharger is adopted, the lump coal can collide with the plow head of the plow discharger, causing the conditions of lump coal breakage, large noise and dust, influencing the service life of the plow head and the like, so the belt speed of the belt conveyor for transporting the lump coal is generally limited within 2.0m/s, thereby limiting the conveying capacity of the belt conveyor, ②, influencing the service life of the rubber belt of the belt conveyor, because when the plow discharger is adopted to discharge the coal, the lump coal needs to pass through the inclined plane parallel to the plow head, the pressure on the belt plane at the edge of the lump coal is large, the serious abrasion is generated, the service life of the rubber belt is influenced, the influence on the service life of the rubber belt is larger for the discharge of ore, gangue and coke, the service life of the rubber belt is influenced, ③, the service life of the existing plow discharger is short, when the existing plow discharger is required to discharge materials, the materials are all impacted by a certain angle, and the plow head impact effect can be reduced.
Disclosure of Invention
In order to make up the defects of the prior art and solve the problems that the lump coal is broken, the noise and the dust are large and the conveying capacity of a belt conveyor is limited due to the collision and the impact of the conventional plow discharger on the lump coal and the service life of a plow share of the plow discharger and a rubber belt of the conveyor is short, the plow discharger is provided.
The technical scheme that its technical problem of solution adopted can be:
an unloader mainly comprises an electro-hydraulic push rod, a straight board plowshare, a curved surface plowshare, a conveying belt, a plowshare bracket, an electro-hydraulic push rod base, a flat carrier roller and a twisting base, wherein the straight board plowshare is in a horizontal V shape, the inner side of the V-shaped straight board plowshare is connected with the plowshare bracket, the lower part of the outer side of the straight board plowshare and the tip part of the plowshare are embedded with polymer material plates, the polymer material plates are embedded with the polymer material plates (good in material cleaning effect and wear-resistant), the plowshare bracket is in a horizontal V-shaped frame structure formed by channel steel, the outer side of the V-shaped plowshare bracket is consistent with the inner side of the V-shaped straight board plowshare, two sides of the left side of the plowshare bracket are respectively connected with the middle part of the electro-hydraulic push rod base through the twisting base, the middle part of the electro-hydraulic push rod bracket is connected, the electro-hydraulic push rod base is of a channel steel frame structure, a curved surface plowshare is connected outside a V-shaped straight plate plowshare, the lower portion of the curved surface plowshare is connected with a conveying belt, and the lower portion of the conveying belt is connected with a flat carrier roller.
The technical scheme that its technical problem of solution adopted also can be:
the unloader is characterized in that the plowshare support mainly comprises a plowshare support rear arm I, a plowshare support inclined arm I, a plowshare support front arm, a plowshare support middle arm, a plowshare support inclined arm II, a plowshare support main arm and a plowshare support rear arm II, the middle part of the plowshare support main arm is connected with one end of the plowshare support middle arm, the other end of the plowshare support middle arm is connected with the middle part of the plowshare support front arm, the plowshare support main arm, the plowshare support middle arm and the plowshare support front arm are connected to form an I shape, the plowshare support inclined arm I and the plowshare support inclined arm II are respectively connected with two I shapes, one end of the plowshare support inclined arm I is connected with one end of the plowshare support front arm, the other end of the plowshare support rear arm I is connected with one end of the plowshare support rear arm I, the other end of the plowshare support rear arm is provided with a round hole, the other end of the plowshare support inclined arm is connected with one end of the plowshare support rear arm II, the other end of the back arm II of the plowshare bracket is provided with a round hole.
The utility model provides a technical scheme that its technical problem adopted can also be:
the curved-surface plowshare of the discharger is an arrow-shaped multi-curved-surface plowshare, a small arc opening at the right part of the section of the curved-surface plowshare AI-AI is downward, a large arc at the left part is large, the opening is upward, a large arc with an upward opening at the left part and a small arc with a downward opening at the right part are in smooth transition; from the section A I-A I of the curved-surface plowshare to the section A II-A II, a small arc with a downward opening at the right part gradually enlarges the arc, a big arc with an upward opening at the left part gradually reduces the arc, and two arcs of the gradually enlarging arc and the gradually reducing arc are in smooth transition; a section from AII-AII to AIII of the curved surface plowshare is provided with a small arc with a downward opening at the right part, a large arc is gradually changed, a large arc with an upward opening at the left part is gradually changed into a small arc, and two arcs of the large arc and the small arc are gradually changed, so that the plough is smooth.
The utility model provides a technical scheme that its technical problem adopted can also be:
the curved-surface plowshare is an arrow-shaped multi-curved-surface plowshare, a curved-surface plowshare BI-BI section is an arc with a downward opening, a curved-surface plowshare BI-BI section is an arc from the curved-surface plowshare BI-BI section to the curved-surface plowshare BI-BI section, and the curved-surface plowshare BI-BI section is an arc with a downward opening; the section from the B II to B II of the curved surface plowshare to the section from B III to B III, the circular arc is gradually reduced towards two sides.
The utility model has the advantages that:
1. the utility model discloses can improve belt conveyor's speed, increase of production reduces the percentage of damage, noise reduction, the utility model discloses belt conveyor's of lower part sticky tape is expanded, is the horizontality, and the fast general control of area is at 2.5 m/s. The area face is hugged closely to curved surface ploughshare lower part and is arranged, and the ploughshare point portion is inlayed "and is cleaned" the better macromolecular material of effect (prevent the fish tail area face), "the head radian of curved surface ploughshare is great", can get up material piece coal shovel, then shovels the piece coal along with inertia into the utility model discloses in the "streamline shape reposition of redundant personnel recess board" that forms, the light material of shoveling.
2. The lump coal of the material meets a straight board plowshare in the streamline diversion groove plate, the lump coal is pushed by the lump coal at the rear edge in the streamline diversion groove plate to be shunted to two sides and falls into the discharging chutes at two sides of the belt conveyor, and the lump coal does not slide on the belt surface, so the belt surface is less abraded.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a left side view of the present invention;
FIG. 4 is a schematic view of a tripper being raised;
FIG. 5 is a schematic view of a plowshare bracket;
FIG. 6 is a view showing the positions of the section AI-AI, section AII-AII, and section AIII-AIII of the curved plowshare;
FIG. 7 is a cross-sectional view of a curved plowshare AI-AI;
FIG. 8 is a cross-sectional view of a curved plowshare AII-AII;
FIG. 9 is a cross-sectional view of a curved plowshare AIII-AIII;
FIG. 10 is a view of the location of the sections BI-BI, BI-BI and BI-BI of the curved plowshare;
FIG. 11 is a cross-sectional view of a curved plowshare BI-BI;
FIG. 12 is a cross-sectional view of a curved plowshare BII-BII;
FIG. 13 is a cross-sectional view of a curved plowshare B III-B III;
FIG. 14 is a schematic view of a prior art plow discharger.
Detailed Description
In the figures 1-4, a discharger mainly comprises an electro-hydraulic push rod 1, a straight board plowshare 2, a curved surface plowshare 3, a conveying belt 4, a plowshare bracket 5, an electro-hydraulic push rod bracket 6, an electro-hydraulic push rod base 7, a flat carrier roller 8 and a twisting seat 9, wherein the straight board plowshare 2 is in a horizontal V shape, the inner side of the straight board plowshare 2 in the V shape is connected with the plowshare bracket 5, the lower part of the outer side of the straight board plowshare 2 and the tip of the plowshare are both embedded with a polymer material plate, the material cleaning effect is good, the wear-resistant plowshare bracket 5 is in a horizontal V-shaped frame structure formed by channel steel, the outer side of the V shape of the plowshare bracket 5 is consistent with the inner side of the V shape of the straight board plowshare 2, two left sides of the plowshare bracket 5 are respectively connected with the middle part of the electro-hydraulic push rod base 7 through pin shafts, the middle part of the plowshare bracket 5 is connected with one end of the electro-hydraulic push, the bottom of the electro-hydraulic push rod support 6 is connected with an electro-hydraulic push rod base 7, the electro-hydraulic push rod base 7 is of a channel steel frame structure, a curved surface plowshare 3 is connected outside a V-shaped straight plate plowshare 2, the lower portion of the curved surface plowshare 3 is connected with a conveying belt 4, and the lower portion of the conveying belt 4 is connected with a flat carrier roller 8.
In the unloader shown in fig. 5, the plowshare support 5 mainly comprises a plowshare support rear arm I5-1, a plowshare support inclined arm I5-2, a plowshare support front arm 5-3, a plowshare support middle arm 5-4, a plowshare support inclined arm II 5-5, a plowshare support main arm 5-6 and a plowshare support rear arm II 5-7, the middle part of the plowshare support main arm 5-6 is connected with one end of the plowshare support middle arm 5-4, the other end of the plowshare support middle arm 5-4 is connected with the middle part of the plowshare support front arm 5-3, the plowshare support main arm 5-6, the plowshare support middle arm 5-4 and the plowshare support front arm 5-3 are connected to form an I shape, the plowshare support inclined arm I5-2 and the plowshare support inclined arm II 5-5 are respectively connected with the I shape, one end of the plowshare support inclined arm I5-2 is connected with one end of the plowshare support front arm 5-3, the other end of the plowshare support inclined arm I5-2 is connected with one end of the plowshare support rear arm 5-1, the other end of the plowshare support rear arm I5-1 is provided with a round hole, the other end of the plowshare support front arm 5-3 is connected with one end of a plowshare support inclined arm II 5-5, the other end of the plowshare support inclined arm II 5-5 is connected with one end of a plowshare support rear arm II 5-7, and the other end of the plowshare support rear arm II 5-7 is provided with a round hole.
In fig. 6-9, the curved-surface plowshare 3 of the discharger is an arrow-shaped multi-curved-surface plowshare, the right circular arc of the section of the curved-surface plowshare 3 AI-AI is downward in small opening, the left circular arc is large and upward in opening, the large circular arc with the upward opening at the left part is in smooth transition with the small circular arc with the downward opening at the right part; from the 3 AI-AI section of the curved surface plowshare to the AII-AII section, the small arc with the downward opening at the right part gradually enlarges the arc, the big arc with the upward opening at the left part gradually reduces the arc, and the two arcs of the gradually enlarging arc and the gradually reducing arc are in smooth transition; from the section of the curved plowshare 3 AII-AII to the section of AIII-AIII, the small arc with the downward opening at the right part gradually changes the big arc, the big arc with the upward opening at the left part gradually changes the small arc, and the two arcs of the big arc and the small arc gradually change to be smooth.
In FIGS. 10-13, the curved plow share 3 is an arrow-shaped multi-curved plow share, the curved plow share 3 BII-BII profile is an arc with a downward opening, the curved plow share 3 BII-BII profile extends to BII-BII profile, the BII-BII profile is an arc with a downward opening, the two arcs extend from the bottom and then rise and fall to form two symmetrical arcs, and the two symmetrical arcs and the arc with the downward opening of the BII-BII profile are respectively in smooth transition; the section from the 3 BII-BII to the section from the BIII to the BIII, the arc gradually becomes smaller towards the two sides.
The working principle is as follows:
the utility model discloses the sticky tape work of belt conveyor of lower part is horizontal state, and the belt speed is generally less than 2.5 m/s. When the device works, the curved-surface plowshare is arranged close to the belt surface, and the tip of the plowshare is embedded with a polymer material plate with a good cleaning effect (preventing the belt surface from being scratched). The 'head radian design' of the curved surface plowshare can shovel the material coal blocks, and then shovel the coal blocks into the 'streamline-shaped shunting groove plate' formed by the utility model along with inertia; lump coal is in the utility model discloses meet straight board ploughshare 2 in "streamline shape reposition of redundant personnel recess board" that forms, preceding lump coal receives the lump coal "promotion" and both sides reposition of redundant personnel of back limit in "streamline shape reposition of redundant personnel recess board", finally falls into the chute of unloading of belt conveyor both sides. The lump coal does not slide on the belt face and therefore does not wear the belt face. The utility model discloses lean on electric liquid push rod 1 to lift up when out of work, leave conveyer belt 4.
Claims (4)
1. The utility model provides an unloader mainly comprises electric liquid push rod (1), straight board ploughshare (2), curved surface ploughshare (3), transportation area (4), ploughshare support (5), electric liquid push rod support (6), electric liquid push rod base (7), flat bearing roller (8) and hank seat (9), its characterized in that: the straight board plowshare (2) is in a horizontal V shape, the inner side of the straight board plowshare (2) in the V shape is connected with a plowshare bracket (5), the lower part and the plowshare tip part outside the straight board plowshare (2) are both embedded with polymer material plates, the plowshare bracket (5) is in a horizontal V-shaped frame structure formed by channel steel, the V-shaped outside of the plowshare bracket (5) is consistent with the V-shaped inside of the straight board plowshare (2), the left sides of the plowshare bracket (5) are respectively in pin connection with the middle part of an electro-hydraulic push rod base (7), the middle part of the plowshare bracket (5) is connected with one end of an electro-hydraulic push rod (1) through a twisting seat (9), the middle part of the electro-hydraulic push rod (1) is in pin connection with an electro-hydraulic push rod bracket (6), the bottom of the electro-hydraulic push rod bracket (6) is connected with the electro-hydraulic push rod base (7), the electro-hydraulic push rod base (7) is in a channel, the lower part of the curved surface plowshare (3) is connected with a conveyer belt (4), and the lower part of the conveyer belt (4) is connected with a flat carrier roller (8).
2. A discharger according to claim 1, wherein: the plowshare support (5) mainly comprises a plowshare support rear arm I (5-1), a plowshare support inclined arm I (5-2), a plowshare support front arm (5-3), a plowshare support middle arm (5-4), a plowshare support inclined arm II (5-5), a plowshare support main arm (5-6) and a plowshare support rear arm II (5-7), the middle part of the plowshare support main arm (5-6) is connected with one end of the plowshare support middle arm (5-4), the other end of the plowshare support middle arm (5-4) is connected with the middle part of the plowshare support front arm (5-3), the plowshare support main arm (5-6), the plowshare support middle arm (5-4) and the plowshare support front arm (5-3) are connected to form an I shape, the plowshare support inclined arm I (5-2) and the plowshare support inclined arm II (5-5) are respectively connected with two sides of the I shape, one end of the plowshare support inclined arm I (5-2) is connected with the plowshare support (5-3), the other end of the plowshare support oblique arm I (5-2) is connected with one end of a plowshare support rear arm I (5-1), the other end of the plowshare support rear arm I (5-1) is provided with a round hole, the other end of the plowshare support front arm (5-3) is connected with one end of a plowshare support oblique arm II (5-5), the other end of the plowshare support oblique arm II (5-5) is connected with one end of a plowshare support rear arm II (5-7), and the other end of the plowshare support rear arm II (5-7) is provided with a round hole.
3. A discharger according to claim 1, wherein: the curved surface plowshare (3) is an arrow-shaped multi-curved-surface plowshare, the right circular arc small opening of the section of the curved surface plowshare (3) AI-AI is downward, the left circular arc is large, the opening is upward, the large circular arc with the upward opening at the left part and the small circular arc with the downward opening at the right part are in smooth transition; the cambered plowshare (3) has a structure that from the AII section to the AII-AII section, a small arc with a downward opening at the right part gradually becomes larger, a large arc with an upward opening at the left part gradually becomes smaller, and two arcs of the gradually larger arc and the gradually smaller arc are smoothly transited; a curved surface plowshare (3) A II-A II section to A III-A III section, a small arc with a downward opening at the right part gradually changes a big arc, a big arc with an upward opening at the left part gradually changes a small arc, and two arcs of the big arc and the small arc are gradually changed to be smooth.
4. A discharger according to claim 1, wherein: the curved surface plowshare (3) is an arrow-shaped multi-curved-surface plowshare, the B I-B I section of the curved surface plowshare (3) is an arc with a downward opening, the B I-B I section is an arc with a downward opening, the two arcs extend from the bottom and then rise and then fall to form two symmetrical arcs, and the two symmetrical arcs and the B I-B I section arc with the downward opening are respectively in smooth transition; the B II-B II section of the curved surface plowshare (3) is gradually reduced from the B III-B III section to the B III-B III section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920917316.5U CN210236322U (en) | 2019-06-18 | 2019-06-18 | Discharging device |
Applications Claiming Priority (1)
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CN201920917316.5U CN210236322U (en) | 2019-06-18 | 2019-06-18 | Discharging device |
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CN210236322U true CN210236322U (en) | 2020-04-03 |
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CN201920917316.5U Active CN210236322U (en) | 2019-06-18 | 2019-06-18 | Discharging device |
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- 2019-06-18 CN CN201920917316.5U patent/CN210236322U/en active Active
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