CN212859932U - Discharge hopper of concrete mixing plant - Google Patents
Discharge hopper of concrete mixing plant Download PDFInfo
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- CN212859932U CN212859932U CN202020929979.1U CN202020929979U CN212859932U CN 212859932 U CN212859932 U CN 212859932U CN 202020929979 U CN202020929979 U CN 202020929979U CN 212859932 U CN212859932 U CN 212859932U
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- discharge hopper
- sleeve
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- 230000035939 shock Effects 0.000 claims abstract description 44
- 238000013016 damping Methods 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 17
- 238000007906 compression Methods 0.000 claims description 17
- 241001498622 Cixius wagneri Species 0.000 claims 2
- 238000007599 discharging Methods 0.000 abstract description 26
- 230000002035 prolonged effect Effects 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 21
- 230000032258 transport Effects 0.000 description 17
- 230000005484 gravity Effects 0.000 description 10
- 230000006378 damage Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000003205 diastolic effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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Abstract
The utility model discloses a concrete mixing plant discharge hopper relates to the concrete and makes technical field. The technical key points are as follows: the improved discharging hopper is characterized by comprising a supporting frame, a discharging hopper body is arranged on the supporting frame, a feeding hole is formed in the upper portion of the discharging hopper body, a discharging hole is formed in the lower portion of the discharging hopper body, a plurality of shock absorption plates are sequentially arranged in the discharging hopper body from top to bottom, one ends of the shock absorption plates are rotatably connected with the inner wall of the discharging hopper body, a connecting block is arranged below the connecting position of the shock absorption plates and the discharging hopper body, and a telescopic device is arranged between the connecting block and the other end of the shock absorption plates. The utility model has the advantages of prolonged service life of the discharge hopper.
Description
Technical Field
The utility model belongs to the technical field of the concrete manufacturing technique and specifically relates to a concrete mixing plant discharge hopper is related to.
Background
In recent years, with the increasing demand for commercial concrete, a mixing plant as a main production facility for commercial concrete has been rapidly developed, and the concrete mixing plant is mainly composed of a mixing main machine and a discharge hopper, wherein the mixing main machine mixes gravel, cement and the like to form concrete during production, and when a concrete transport vehicle transports concrete, the concrete in the mixing main machine is discharged into the corresponding mixing transport vehicle through the discharge hopper.
The utility model discloses a chinese utility model patent that bulletin number is CN203077472U discloses a concrete mixing plant discharge hopper, include, the discharge hopper main part still includes motor gear drive, presss from both sides the rod device that opens and shuts and the position detection controlling means that opens and shuts, the export packing element that discharge hopper bottom fixed connection plastics of discharge hopper main part were made, motor gear drive fixed mounting is outside the discharge hopper lower part, and its output and the double-layered rod device fixed connection that opens and shuts that can open and shut, press from both sides the rod device that opens and shuts and press from both sides the export packing element in the middle of, the position detection controlling means that opens and shuts and press from both sides the rod device that opens and shuts and near setting to its output signal line is connected with motor gear drive.
The above prior art solution has the following drawbacks: because the discharge hopper has certain distance in the height with the material receiving mouth of stirring tank car, the process of concrete whereabouts drops for perpendicular, and the speed that the concrete came out from the discharge hopper and gets into the stirring tank car is usually very fast, and the concrete drops the in-process and can toward splashing outward, and the impact force is great, and discharge hopper life is short.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a concrete mixing plant discharge hopper, its advantage that has extension discharge hopper life.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a concrete mixing plant discharge hopper, includes the support frame, be provided with the discharge hopper body on the support frame, discharge hopper body top is provided with the feed inlet, discharge hopper body below is provided with the discharge gate, this internal a plurality of shock attenuation boards that have set gradually from top to bottom of discharge hopper, the one end and the discharge hopper body inner wall of shock attenuation board rotate to be connected, shock attenuation board and discharge hopper body junction below are provided with the connecting block, be provided with the telescoping device between the other one end of connecting block and shock attenuation board.
Through adopting above-mentioned technical scheme, when unloading the concrete in the trucd mixer, place the discharge hopper in the below of trucd mixer, it is originally internal to get into the discharge hopper with the feed inlet that the concrete passes through the discharge hopper, make the concrete fall on the shock attenuation board that is equipped with in the discharge hopper body, make the shock attenuation board rotate when receiving concrete action of gravity through the telescoping device that is equipped with, play the cushioning effect to adding this internal concrete of discharge hopper, then the discharge gate that is equipped with on the discharge hopper unloads the concrete in the discharge hopper in the concrete transport vechicle, the concrete can not the direct impact discharge hopper, cause the damage to the discharge hopper, the life of discharge hopper has been prolonged.
The present invention may be further configured in a preferred embodiment as: the telescopic device comprises a loop bar and a sleeve, the sleeve is sleeved outside the loop bar and is in sliding connection with the loop bar, a limiting component is arranged between the loop bar and the sleeve, one end of the sleeve is hinged to a connecting block, one end of the loop bar, far away from the sleeve, is hinged to a damping plate, a compression spring is arranged between the loop bar and the sleeve, one end of the compression spring and one end of the sleeve, far away from the loop bar, are fixedly connected, and the other end of the compression spring and the loop bar are close to the sleeve.
Through adopting above-mentioned technical scheme, after the concrete drops to the shock attenuation board, the shock attenuation board that is equipped with this moment takes place to rotate under the effect of concrete gravity, loop bar and sleeve shrink compress the compression spring between the two, the shock attenuation board constantly receives the effect of compression spring elasticity and resumes the normal position, constantly decompress the concrete that drops to on the shock attenuation board, the impact force of concrete has been reduced, can not damage the discharge hopper, the discharge hopper has been protected, the life of discharge hopper has been prolonged.
The present invention may be further configured in a preferred embodiment as: the limiting assembly comprises a limiting ring and a guide ring, the guide ring is located on the outer side wall of the sleeve rod close to one end of the sleeve, the guide ring is connected with the sleeve in a sliding mode, and the limiting ring is located on the inner side wall of one end of the sleeve rod close to the sleeve rod.
Through adopting above-mentioned technical scheme, because when loop bar and sleeve at shrink and diastolic in-process, the loop bar may break away from the sleeve, consequently, the spacing ring that is equipped with has prevented that the loop bar from breaking away from the sleeve, and the guide ring that is equipped with has made things convenient for loop bar and telescopic relative slip, simple structure, convenient operation.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a discharge hopper, including shock attenuation board, discharge hopper body, baffle, discharge hopper discharge gate, the junction top of shock attenuation board and discharge hopper body is provided with the guide plate that the slope set up, the higher end and the discharge hopper body lateral wall fixed connection of guide plate, the lower end of guide plate is towards the discharge hopper discharge gate.
Through adopting above-mentioned technical scheme, because the concrete constantly drops to the in-process of discharge hopper, water and grit in the concrete can drop down from the junction of shock attenuation board and discharge hopper body, the adhesion is on the inner wall of discharge hopper body, cause the difficult rotation of shock attenuation board, and the relative slip between loop bar and the sleeve that can be equipped with blocks up, therefore, the guide plate that is equipped with has avoided the concrete to block up shock attenuation board and discharge hopper junction, the rotation of shock attenuation board has been made things convenient for, and then can not influence the shock attenuation effect of shock attenuation board, the discharge hopper can not damaged, the life of discharge hopper has further been prolonged.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a discharge hopper, including discharge hopper body, top wall feed inlet, one end of buckled plate and recess diapire fixed connection, the lateral wall of discharge hopper body is provided with the fixed subassembly of buckled plate.
Through adopting above-mentioned technical scheme, because the in-process that the concrete in the trucd mixer added in the discharge hopper, there is great distance between the feed inlet of discharge hopper and the trucd mixer, the splash can take place for the concrete, cause the pollution of environment, therefore, the buckled plate that feed inlet department was equipped with takes out in the recess when adding the concrete in the discharge hopper, inject its position through the fixed subassembly that is equipped with, after empting, the fixed subassembly of redriving is accomodate the buckled plate in the recess, then clear up the washing to the discharge hopper again, the uninstallation in the discharge hopper of concrete has not only been made things convenient for, and avoided the concrete splash to cause the pollution to the environment.
The present invention may be further configured in a preferred embodiment as: the fixed component comprises a rotating plate and a fixed plate, the fixed plate is horizontally arranged and is fixedly connected with the side wall of the discharging hopper body, one end of the rotating plate is hinged to the discharging hopper body, a positioning bolt is arranged at the other end of the rotating plate, and a threaded hole matched with the positioning bolt is formed in one end, away from the groove, of the corrugated plate.
Through adopting the above-mentioned technical scheme, when uninstallation concrete in the discharge hopper, pull out the recess with the buckled plate, make the buckled plate expand, then the rotor plate that rotation discharge hopper body lateral wall was equipped with rotates to vertical direction, through positioning bolt and the screw hole cooperation that is equipped with on the rotor plate, prescribe a limit to the position of buckled plate, the buckled plate can not fall, made things convenient for the concrete to unload into in the discharge hopper, after the concrete uninstallation finishes, open set nut, loosen the buckled plate, make the buckled plate shrink to in the recess, then rotate the rotor plate again, after the rotor plate rotates to the horizontal position, prescribe a limit to the position of rotor plate through the fixed plate that is equipped with, moreover, the steam generator is simple in structure, and easy operation, concrete can not take place the splash.
The present invention may be further configured in a preferred embodiment as: discharge gate department level is provided with two buffer boards, discharge gate department is provided with the dwang, the buffer board rotates with the dwang to be connected and can dismantle, the cover is equipped with the torsional spring on the dwang, two buffer boards are closed with the discharge gate when the torsional spring is in natural state.
Through adopting above-mentioned technical scheme, when the concrete drops to the discharge gate department of discharge hopper under the effect of damper plate, the concrete still has certain impact force, can cause the damage to discharge hopper and transport vechicle, therefore, be provided with two buffer boards in discharge hopper department, the concrete drops to the buffer board earlier after, the buffer board drops to the transport vechicle after having reduced the partial buffer power of concrete on, the buffer board is opened under the effect of concrete gravity, make the concrete drop to the transport vechicle on, the torsional spring that is equipped with constantly makes the buffer board resume the normal position, play the shock attenuation effect, when needs wash and clear up the discharge hopper, open the buffer board, and then open the discharge gate of discharge hopper, make muddy water after the clearance discharge from the discharge gate, the concrete can not damage discharge hopper and transport vechicle, the life of discharge hopper has further been prolonged.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a material unloading device, including buffer board, dwang, discharge hopper discharge gate, one end of buffer board near the dwang seted up with dwang complex through-hole, the diameter of through-hole is greater than the diameter of dwang, discharge hopper discharge gate department is provided with first fixed block, the one end and the first fixed block fixed connection of dwang, the other one end of dwang is provided with the second fixed block, the one end and the discharge gate rotation of second fixed block are connected, locking bolt and dwang fixed connection are passed through to the other one end of second.
Through adopting the above-mentioned technical scheme, because the buffer board is after using a period, can take place wearing and tearing, and the torsional spring that is equipped with also can take place to warp, lead to the shock attenuation effect to weaken, therefore, buffer board and torsional spring need to be changed, when needs are changed, open the locking bolt between dwang and the second fixed block, rotate the second fixed block, make buffer board and torsional spring take off from the dwang, change new buffer board and torsional spring, moreover, the steam generator is simple in structure, the change of being convenient for, can not influence the buffering effect of buffer board, prolong the life of hopper.
To sum up, the utility model discloses a following at least one useful technological effect:
1. by arranging the damping plate, the loop bar, the sleeve and the compression spring, after the concrete falls onto the damping plate, the damping plate arranged at the moment rotates under the action of the gravity of the concrete, the loop bar and the sleeve contract to compress the damping spring between the loop bar and the sleeve, the damping plate is continuously restored under the action of the elastic force of the damping spring, the concrete falling onto the damping plate is continuously decompressed, the impact force of the concrete is reduced, the discharge hopper cannot be damaged, the discharge hopper is protected, and the service life of the discharge hopper is prolonged;
2. through setting up the buffer board, the dwang, the torsional spring, when the concrete drops to the discharge gate department of discharge hopper under the effect of shock attenuation board, the buffer board has reduced behind the partial buffering power of concrete and has dropped to the transport vechicle on, the buffer board rotates with the dwang relatively under the effect of concrete gravity, open the discharge gate of discharge hopper, make the concrete drop to the transport vechicle on, the torsional spring that is equipped with constantly makes the buffer board resume the normal position, play the shock attenuation effect, discharge hopper and transport vechicle can not damaged to the concrete, the life of discharge hopper has further been prolonged.
Drawings
FIG. 1 is a schematic view showing the overall structure of a discharge hopper of a concrete mixing plant according to the present embodiment;
FIG. 2 is a perspective sectional view taken along the line A-A in FIG. 1;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is an enlarged schematic view of portion B of FIG. 2;
FIG. 5 is a schematic view of the discharge hopper of the concrete mixing plant in a second view;
fig. 6 is an enlarged schematic view of a portion C of fig. 5.
Reference numerals: 1. a support frame; 2. a discharge hopper body; 3. a feed inlet; 4. a discharge port; 5. a damper plate; 6. connecting blocks; 7. a loop bar; 8. a sleeve; 9. a compression spring; 10. a limiting ring; 11. a guide ring; 12. a baffle; 13. a groove; 14. a corrugated plate; 15. a rotating plate; 16. a fixing plate; 17. positioning the bolt; 18. a buffer plate; 19. rotating the rod; 20. a torsion spring; 21. a first fixed block; 22. and a second fixed block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a concrete mixing plant discharge hopper, include the support frame 1 that sets up along vertical direction, the welding has the discharge hopper body 2 on the support frame 1, feed inlet 3 has been seted up to discharge hopper body 2 top, funnel-shaped discharge gate 4 has been seted up to discharge hopper body 2 below, 4 shock attenuation plates 5 have set gradually from top to bottom in the discharge hopper body 2, the one end of shock attenuation plates 5 is connected with the 2 inner wall rotations of discharge hopper body, shock attenuation plates 5 and discharge hopper body 2 junction below fixedly connected with connecting block 6, be provided with the telescoping device between the other one end of connecting block 6 and shock attenuation plates 5. When unloading the concrete in the trucd mixer, place the discharge hopper in the below of trucd mixer, it is internal to get into the discharge hopper with the feed inlet 3 of concrete through the discharge hopper in this 2, make the concrete fall on the shock attenuation board 5 that is equipped with in the discharge hopper body 2, make shock attenuation board 5 rotate when receiving concrete action of gravity through the telescoping device that is equipped with, play the cushioning effect to the concrete that adds in the discharge hopper body 2, then unload the concrete in the discharge hopper in the concrete transport vechicle by the discharge gate 4 that is equipped with on the discharge hopper, the concrete can not the direct impact discharge hopper, cause the damage to the discharge hopper, the life of discharge hopper has been prolonged.
Referring to fig. 2, in the process that the concrete continuously drops to the discharging hopper, water and sand in the concrete fall from the connection part of the damping plate 5 and the discharging hopper body 2 and adhere to the inner wall of the discharging hopper body 2, so that the damping plate 5 is difficult to rotate, and the sleeve rod 7 and the sleeve 8 are relatively slid to block up, therefore, an inclined arc-shaped guide plate 12 is fixedly connected above the connection part of the damping plate 5 and the discharging hopper body 2, the guide plate 12 is attached to the damping plate 5, the higher end of the guide plate 12 is welded with the side wall of the discharging hopper body 2, the lower end of the guide plate 12 faces the discharging outlet 4 of the discharging hopper, the guide plate 12 prevents the concrete from blocking the connection part of the damping plate 5 and the discharging hopper, thereby facilitating the rotation of the damping plate 5, further not affecting the damping effect of the damping plate 5, and the discharging hopper cannot be damaged, further prolonging the service life of the discharge hopper.
Referring to fig. 3, in this embodiment, the telescoping device includes loop bar 7, sleeve 8 cover is in loop bar 7's outside and rather than sliding connection, be provided with spacing subassembly between loop bar 7 and the sleeve 8, sleeve 8's one end is articulated with connecting block 6, sleeve 8's one end is kept away from to loop bar 7 is articulated with shock attenuation board 5, fixedly connected with compression spring 9 between loop bar 7 and the sleeve 8, the one end of compression spring 9 and the one end welding that sleeve 8 kept away from loop bar 7, the other one end of compression spring 9 and the one end welding that loop bar 7 is close to sleeve 8. After the concrete dropped to shock attenuation board 5, shock attenuation board 5 that this moment was equipped with took place to rotate under the effect of concrete gravity, loop bar 7 and the shrink of sleeve 8, compress compression spring 9 between the two, shock attenuation board 5 constantly receives the effect of compression spring 9 elasticity and resumes the normal position, constantly decompress to the concrete that drops to on shock attenuation board 5, the impact force of concrete has been reduced, can not damage the discharge hopper, the discharge hopper has been protected, the life of discharge hopper has been prolonged.
Because when loop bar 7 and sleeve 8 in the shrink and in the in-process of diastole, loop bar 7 may break away from sleeve 8, therefore, in this embodiment, spacing subassembly includes spacing ring 10, guide ring 11 is located the lateral wall that loop bar 7 is close to sleeve 8 one end, guide ring 11 and sleeve 8 sliding connection, spacing ring 10 is located the inside wall that sleeve 8 is close to the one end of loop bar 7, the spacing ring 10 that is equipped with has prevented that loop bar 7 from breaking away from sleeve 8, guide ring 11 that is equipped with has made things convenient for loop bar 7 and sleeve 8's relative slip, moreover, the steam generator is simple in structure, and the operation is convenient.
Referring to fig. 4, in the process of adding concrete in the mixer truck in the discharge hopper, the distance between the feed port 3 of the discharge hopper and the mixer truck is large, so that the concrete can splash to cause environmental pollution, therefore, the feed inlet 3 of the top wall of the discharge hopper is provided with a groove 13, the groove 13 is internally provided with a corrugated plate 14, one end of the corrugated plate 14 is fixedly connected with the bottom wall of the groove 13 through a bolt, the outer side wall of the discharge hopper body 2 is provided with a fixing component for fixing the corrugated plate 14, the corrugated plate 14 arranged at the feed inlet 3 is taken out from the groove 13 when concrete is added into the discharge hopper, the position of the corrugated plate 14 is limited through the arranged fixing component, when the dumping is finished, the fixing component is driven again to accommodate the corrugated plate 14 in the groove 13, then clear up the washing to the discharge hopper again, not only made things convenient for the unloading of concrete in the discharge hopper, avoided the concrete splash to cause the pollution to the environment moreover.
In this embodiment, the fixing component includes a rotating plate 15 and a fixing plate 16, the fixing plate 16 is horizontally disposed and welded to the side wall of the discharging hopper body 2, one end of the rotating plate 15 is hinged to the discharging hopper body 2, the other end of the rotating plate 15 is connected with a positioning bolt 17, one end of the corrugated plate 14, which is far away from the groove 13, is provided with a threaded hole matched with the positioning bolt 17, the positioning bolt 17 is in threaded connection with the threaded hole, when the discharging hopper discharges concrete, the corrugated plate 14 is pulled out of the groove 13 to unfold the corrugated plate 14, then the rotating plate 15 disposed on the outer side wall of the discharging hopper body 2 is rotated to the vertical direction, the position of the corrugated plate 14 is limited by the cooperation of the positioning bolt 17 disposed on the rotating plate 15 and the threaded hole, the corrugated plate 14 cannot fall down, thereby facilitating the discharging of concrete into the discharging hopper, after the discharging of the concrete is, make in corrugated plate 14 contracts recess 13, then rotate rotor plate 15 again, after rotor plate 15 rotated to the horizontal position, inject rotor plate 15's position through the fixed plate 16 that is equipped with, simple structure, easily operation, the concrete can not take place the splash.
Referring to fig. 5 and 6, because when the concrete dropped to the discharge gate 4 department of discharge hopper under the effect of shock attenuation board 5, the concrete still had certain impact force, can cause the damage to discharge hopper and transport vechicle, therefore, two buffer boards 18 of discharge gate 4 department horizontally connect, discharge gate 4 department is connected with dwang 19, buffer board 18 rotates with dwang 19 to be connected and can dismantle, the cover is equipped with torsional spring 20 on the dwang 19, two buffer boards 18 are closed with discharge gate 4 when torsional spring 20 was in natural state. Be provided with two buffer boards 18 in discharge hopper department, the concrete drops earlier back on buffer board 18, buffer board 18 has reduced the partial buffer power of concrete after dropping to the transport vechicle, buffer board 18 is opened under the effect of concrete gravity, make the concrete drop to the transport vechicle on, the torsional spring 20 that is equipped with constantly makes buffer board 18 resume the normal position, play the shock attenuation effect, when needs wash and clearance discharge hopper, open buffer board 18, and then open discharge gate 4 of discharge hopper, make muddy water after the clearance discharge gate 4 discharges, the concrete can not damage discharge hopper and transport vechicle, the life of discharge hopper has further been prolonged.
Because the buffer plate 18 is worn after being used for a period of time, and the torsion spring 20 arranged on the buffer plate is also deformed, the damping effect is weakened, therefore, one end of the buffer plate 18 close to the rotating rod 19 is provided with a through hole matched with the rotating rod 19, the diameter of the through hole is larger than that of the rotating rod 19, the discharge port 4 of the discharge hopper is fixedly connected with a first fixed block 21, the first fixed block 21 at one end of the rotating rod 19 is welded, the other end of the rotating rod 19 is connected with a second fixed block 22, one end of the second fixed block 22 is rotatably connected with the discharge port 4, the other end of the second fixed block 22 is fixedly connected with the rotating rod 19 through a locking bolt, the buffer plate 18 and the torsion spring 20 need to be replaced, when the replacement is needed, the locking bolt between the rotating rod 19 and the second fixed block 22 is opened, the second fixed block 22 is rotated, the novel buffer plate 18 and the novel torsion spring 20 are replaced, the structure is simple, the replacement is convenient, the buffer effect of the buffer plate 18 cannot be influenced, and the service life of the discharge hopper is prolonged.
The implementation principle of the embodiment is as follows: when the concrete in the mixer truck is unloaded, the discharge hopper is placed below the mixer truck, the concrete enters the discharge hopper body 2 through the feed inlet 3 of the discharge hopper, so that the concrete falls on the damping plate 5 arranged in the discharge hopper body 2, the damping plate 5 rotates under the action of the gravity of the concrete through the arranged telescopic device, the loop bar 7 and the sleeve 8 contract to compress the compression spring 9 between the loop bar and the sleeve, the damping plate 5 continuously recovers to the original position under the action of the elastic force of the compression spring 9, the concrete falling on the damping plate 5 is continuously decompressed, because the concrete is added in the discharge hopper, the concrete can be sprayed from the feed inlet 3 of the discharge hopper, the corrugated plate 14 is arranged, the splashing of the concrete is avoided, when the concrete falls from the damping plate 5 to the discharge outlet 4 of the discharge hopper, the concrete is under the action of the gravity, still have great buffer power, reduce the buffer power that drops to the concrete of discharge hopper discharge gate 4 department through the buffer board 18 that is equipped with, can not cause the harm to discharge hopper and concrete transport vechicle, under the combined action of shock attenuation board 5 and buffer board 18, prolonged the life of concrete mixing plant discharge hopper.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a concrete mixing plant discharge hopper, includes support frame (1), be provided with discharge hopper body (2) on support frame (1), discharge hopper body (2) top is provided with feed inlet (3), discharge hopper body (2) below is provided with discharge gate (4), its characterized in that, a plurality of shock attenuation boards (5) have set gradually from top to bottom in discharge hopper body (2), the one end and the discharge hopper body (2) inner wall of shock attenuation board (5) rotate to be connected, shock attenuation board (5) are provided with connecting block (6) with discharge hopper body (2) junction below, be provided with the telescoping device between the other one end of connecting block (6) and shock attenuation board (5).
2. The concrete mixing plant discharge hopper according to claim 1, characterized in that the telescopic device comprises a loop bar (7) and a sleeve (8), the sleeve (8) is sleeved outside the loop bar (7) and is in sliding connection with the loop bar, a limiting component is arranged between the loop bar (7) and the sleeve (8), one end of the sleeve (8) is hinged to the connecting block (6), one end of the loop bar (7) far away from the sleeve (8) is hinged to the damping plate (5), a compression spring (9) is arranged between the loop bar (7) and the sleeve (8), one end of the compression spring (9) is fixedly connected with one end of the sleeve (8) far away from the loop bar (7), and the other end of the compression spring (9) is fixedly connected with one end of the loop bar (7) close to the sleeve (8).
3. The concrete mixing plant hopper as recited in claim 2, characterized in that the limiting assembly comprises a limiting ring (10) and a guide ring (11), the guide ring (11) is located on the outer side wall of the sleeve rod (7) near one end of the sleeve (8), the guide ring (11) is slidably connected with the sleeve (8), and the limiting ring (10) is located on the inner side wall of the sleeve (8) near one end of the sleeve rod (7).
4. The concrete mixing plant hopper as recited in claim 1, characterized in that a deflector (12) is obliquely arranged above the connection between the damping plate (5) and the hopper body (2), the higher end of the deflector (12) is fixedly connected with the side wall of the hopper body (2), and the lower end of the deflector (12) faces the discharge outlet (4) of the hopper.
5. The concrete mixing plant discharge hopper according to claim 1, characterized in that a groove (13) is formed at the position of the feed inlet (3) of the top wall of the discharge hopper, a corrugated plate (14) is arranged in the groove (13), one end of the corrugated plate (14) is fixedly connected with the bottom wall of the groove (13), and a fixing component for fixing the corrugated plate (14) is arranged on the outer side wall of the discharge hopper body (2).
6. The concrete mixing station discharge hopper according to claim 5, characterized in that the fixing component comprises a rotating plate (15) and a fixing plate (16), the fixing plate (16) is horizontally arranged and fixedly connected with the side wall of the discharge hopper body (2), one end of the rotating plate (15) is hinged with the discharge hopper body (2), the other end of the rotating plate (15) is provided with a positioning bolt (17), and one end of the corrugated plate (14) far away from the groove (13) is provided with a threaded hole matched with the positioning bolt (17).
7. The concrete mixing plant discharge hopper according to claim 1, characterized in that two buffer plates (18) are horizontally arranged at the discharge port (4), a rotating rod (19) is arranged at the discharge port (4), the buffer plates (18) are rotatably connected with and detachable from the rotating rod (19), a torsion spring (20) is sleeved on the rotating rod (19), and the two buffer plates (18) close the discharge port (4) when the torsion spring (20) is in a natural state.
8. The concrete mixing plant discharge hopper according to claim 7, characterized in that a through hole matched with the rotating rod (19) is formed at one end of the buffer plate (18) close to the rotating rod (19), the diameter of the through hole is larger than that of the rotating rod (19), a first fixing block (21) is arranged at the discharge port (4) of the discharge hopper, one end of the rotating rod (19) is fixedly connected with the first fixing block (21), a second fixing block (22) is arranged at the other end of the rotating rod (19), one end of the second fixing block (22) is rotatably connected with the discharge port (4), and the other end of the second fixing block (22) is fixedly connected with the rotating rod (19) through a locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020929979.1U CN212859932U (en) | 2020-05-27 | 2020-05-27 | Discharge hopper of concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020929979.1U CN212859932U (en) | 2020-05-27 | 2020-05-27 | Discharge hopper of concrete mixing plant |
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| Publication Number | Publication Date |
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| CN212859932U true CN212859932U (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020929979.1U Expired - Fee Related CN212859932U (en) | 2020-05-27 | 2020-05-27 | Discharge hopper of concrete mixing plant |
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| CN (1) | CN212859932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157451A (en) * | 2022-08-02 | 2022-10-11 | 平湖市开元混凝土股份有限公司 | Concrete feeding anti-splash device for mixing plant |
-
2020
- 2020-05-27 CN CN202020929979.1U patent/CN212859932U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157451A (en) * | 2022-08-02 | 2022-10-11 | 平湖市开元混凝土股份有限公司 | Concrete feeding anti-splash device for mixing plant |
| CN115157451B (en) * | 2022-08-02 | 2024-05-07 | 平湖市开元混凝土股份有限公司 | Mixing plant concrete charging splash-proof device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |