CN214933202U - Elevator tail capable of preventing gate of material cleaning port from accidentally falling - Google Patents
Elevator tail capable of preventing gate of material cleaning port from accidentally falling Download PDFInfo
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- CN214933202U CN214933202U CN202121216239.4U CN202121216239U CN214933202U CN 214933202 U CN214933202 U CN 214933202U CN 202121216239 U CN202121216239 U CN 202121216239U CN 214933202 U CN214933202 U CN 214933202U
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- conveying belt
- rotating shaft
- cleaning port
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Abstract
A lifter tail for preventing a gate of a material cleaning port from accidentally dropping comprises a conveying belt shell, a driving wheel shell and a motor; the conveying belt shell is positioned on two sides of the driving wheel shell, and a feeding hole is formed in the outer wall of the conveying belt shell; the top end of the driving wheel shell is closed; the inner side wall of the conveying belt shell is connected with the side wall of the driving wheel shell, and the hollow part of the conveying belt shell is communicated with the hollow part of the driving wheel shell; the bottom of the conveying belt shell is provided with a material cleaning port, and a gate capable of being switched is connected to the material cleaning port. The gate is in a flat plate shape; the two sides of the material cleaning port are provided with sliding chutes which are connected with the conveying belt shell, and the two sides of the gate are connected with the two sliding chutes in a sliding manner; the device also comprises a hand wheel, a rotating shaft and a transmission mechanism; the rotating shaft is connected to the outer wall of the conveying belt shell; the hand wheel is connected with the rotating shaft, and the rotating shaft is connected with the gate through a transmission mechanism; the rotating shaft is connected with a ratchet wheel, and a pawl corresponding to the ratchet wheel is connected to the conveying belt shell through a rotating shaft. This tail has avoided the problem that the gate dropped when clear material.
Description
Technical Field
The utility model belongs to the technical field of conveyor, specifically a prevent unexpected lifting machine tail that drops of qing dynasty material mouth gate.
Background
The material lifting machine in the prior art is a common machine for conveying materials such as granular materials or powder materials, and adopts the principle that in a vertical conveying pipeline, a motor is adopted to drive a conveying belt so as to lift a dustpan to a high place, and when the dustpan is turned, the materials in the dustpan are thrown to a discharge opening. The conveyer belt needs to be driven by a pair of up-and-down rotating shafts, the rotating shafts need installation space, and the winnowing pan also needs running space, so that a base (tail) of the elevator needs corresponding space.
In the action process, residual materials in the winnowing pan and materials scattered from the feeding hole can fall into the bottom space to cause material accumulation, and the problems that the material accumulation is deteriorated in the base and the like can cause equipment faults and the like can be solved. In practical operation, a material cleaning port is arranged at the tail of the machine, and the material is cleaned regularly through a gate of the switch. The weight of valve is great, has the risk that the accident dropped when clear material operation.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a lifting machine tail for preventing a gate of a material cleaning port from accidentally dropping, which comprises a conveying belt shell, a driving wheel shell and a motor;
the two conveying belt shells are positioned on two sides of the driving wheel shell, the top end of the conveying belt shell is provided with an opening for the conveying belt to enter and exit, and the outer wall of the conveying belt shell is provided with a feeding hole; the driving wheel is arranged in the driving wheel shell, the driving wheel is connected with a motor through a transmission mechanism, and the top end of the driving wheel shell is closed;
the inner side walls of the two conveying belt shells are respectively connected with the two side walls of the driving wheel shell, and the hollow parts of the conveying belt shells are communicated with the hollow part of the driving wheel shell;
the bottom parts of the two conveying belt shells are provided with a material cleaning port, and the material cleaning port is connected with a switchable gate, and the conveying belt shell is characterized in that the gate is in a flat plate shape; the two sides of the material cleaning port are provided with sliding chutes which are connected with the conveying belt shell, and the two sides of the gate are connected with the two sliding chutes in a sliding manner;
the gate lifting mechanism comprises a hand wheel, a rotating shaft and a transmission mechanism;
the rotating shaft is connected to the outer wall of the conveying belt shell through a bearing seat; the hand wheel is connected with the rotating shaft, the rotating shaft is connected with the gate through a transmission mechanism, and the hand wheel rotates reversely to drive the gate to lift;
a ratchet wheel is connected to the rotating shaft, a pawl corresponding to the ratchet wheel is connected to the conveying belt shell through a rotating shaft, and a handle is connected to the pawl; when the hand wheel rotates reversely, the pawl slides on the tooth back of the ratchet wheel and then is clamped in the tooth groove of the ratchet wheel.
The lifting mechanism is locked by the tail of the elevator through the ratchet structure, and the accidental falling of the gate is avoided.
The transmission mechanism of the preferable gate lifting mechanism is as follows: one side surface of the gate, which is back to the material cleaning port, is connected with a rack; the rotating shaft is connected with a gear which is positioned above the outside of the material cleaning port; the gear is meshed with the rack; the gear rotates reversely to drive the gate to be opened upwards. The gear is rotated by the hand wheel, and then the rack and the gate switch are driven.
The transmission mechanism of the gate lifting mechanism can also be that the rotating shaft is higher than the material cleaning port, and a pulling rope is wound on the rotating shaft and pulls the gate. When the door is closed, the door is closed downwards by the gravity of the door.
In the above transmission mechanism, when the door needs to be closed, the pawl is disengaged from the ratchet.
Furthermore, the ratchet wheel is outside the projection range of the conveying belt shell, so that the mechanism does not influence the tail structure, and the transformation of the existing product is facilitated.
Furthermore, the top end of the material cleaning port is arranged on the outer side wall of the conveying belt shell, and the bottom end of the material cleaning port is arranged on the bottom surface of the driving wheel shell. The opening area of the material cleaning port is large, and accumulated materials at the bottom of the driving wheel shell can be well cleaned.
Furthermore, the pawl is connected to the rotating shaft through a connecting block, the pawl is arranged at the bottom of the head end of the connecting block, and the rotating shaft is arranged at the tail end of the connecting block; the connecting block is connected with the handle; the rotating shaft of the pawl is lower than the axis of the rotating shaft; under normal state, the pawl is clamped in the tooth groove of the ratchet wheel by the gravity of the pawl; the connecting block and the pawl are of an integrated structure made of iron plates. Under this structure, rely on the gravity of pawl, connecting block self to block the ratchet, and need not increase elastomer parts such as torsional spring.
The outer side walls of the two conveying chain shells of the tail are provided with feed inlets, and the feed inlets are detachably connected with seal plates. The structure makes the tail of the machine more flexible and applicable to specific engineering sites.
The opening at the top end of the conveying belt shell is connected with a flange plate. The flange plate (and the bent edge at the top end of the shell are provided with connecting bolt holes) can be smoothly connected with the elevator body.
Compared with the prior art, the utility model discloses the problem that the gate dropped when clear material has been avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the tail of the elevator of this embodiment;
FIG. 2 is a schematic view of the structure of the position of the material-cleaning opening (bottom view, left side of FIG. 1)
FIG. 3 is a schematic view of a gear and rack mating arrangement;
FIG. 4 is a schematic view of a ratchet and pawl engagement arrangement;
FIG. 5 is a schematic view of the pawl and ratchet wheel shown in FIG. 2;
in the figure: the device comprises a conveying belt shell 1, a driving wheel shell 2, a conveying belt 3, a feeding hole 4, a driving wheel 5, a material cleaning hole 6, a gate 7, a sliding groove 8, a hand wheel 9, a rotating shaft 10, a ratchet wheel 11, a pawl 12, a rack 13, a gear 14, a connecting block 15, a bolt 16, a nut 17 and a handle 18.
Detailed Description
The technical scheme is described as follows by combining the attached drawings and the specific implementation mode:
referring to fig. 1-3, a lifter tail for preventing a gate of a material cleaning port from accidentally falling comprises a conveying belt shell 1, a driving wheel shell 2 and a motor; the two conveying belt shells 1 are positioned at two sides of the driving wheel shell 2, the top end of the conveying belt shell 1 is provided with an opening for the conveying belt 3 to enter and exit, and the outer wall of the conveying belt shell is provided with a feeding hole 4; a driving wheel 5 is arranged in the driving wheel shell 2, the driving wheel 5 is connected with a motor through a transmission mechanism, and the top end of the driving wheel shell is closed; the inner side walls of the two conveying belt shells are respectively connected with the two side walls of the driving wheel shell, and the hollow parts of the conveying belt shells are communicated with the hollow part of the driving wheel shell; the bottom of two conveyer belt casings is opened has clear material mouth 6, is connected with the gate 7 of switch on clear material mouth 6.
In this example, the shutter 7 is in the shape of a flat plate; the two sides of the material cleaning port 6 are provided with sliding chutes 8, the sliding chutes 8 are connected with the conveying belt shell 1, and the two sides of the gate 7 are connected with the two sliding chutes 8 in a sliding manner;
the gate lifting mechanism comprises a hand wheel 9, a rotating shaft 10 and a transmission mechanism;
the rotating shaft 10 is connected to the outer wall of the conveying belt shell 1 through a bearing seat; the hand wheel 9 is connected with the rotating shaft 10, the rotating shaft 10 is connected with the gate 7 through a transmission mechanism, and the hand wheel 9 rotates reversely to drive the gate 7 to lift;
a ratchet wheel 11 is connected on the rotating shaft 10, a pawl 12 corresponding to the ratchet wheel is connected to the conveying belt shell 1 through a rotating shaft, and a handle 18 is connected on the pawl 12; when the hand wheel rotates reversely, the pawl 12 slides on the tooth back of the ratchet wheel and then is clamped in the tooth groove of the ratchet wheel 11.
The device comprises a conveying belt shell 1, a driving wheel shell 2, a conveying belt 3, a feeding hole 4, a driving wheel 5, a material cleaning hole 6, a gate 7, a sliding groove 8, a hand wheel 9, a rotating shaft 10, a ratchet wheel 11, a pawl 12, a rack 13, a gear 14, a connecting block 15, a bolt 16, a nut 17 and a handle 18.
Referring to fig. 2 to 3 again, the driving mechanism of the gate lifting mechanism is: a rack 13 is connected to one side surface of the gate 7, which is back to the material cleaning port 6; the rotating shaft 10 is connected with a gear 13, and the gear 13 is positioned above the outside of the material cleaning port 6; the gear 13 is meshed with the rack 14; the gear rotates reversely to drive the gate to be opened upwards.
The ratchet 11 is outside the projected range of the belt housing.
The top end of the material cleaning opening 6 is arranged on the outer side wall of the conveyor belt shell 1, and the bottom end of the material cleaning opening 6 is arranged on the bottom surface of the driving wheel shell 2.
Referring to fig. 4-5 again, the pawl 12 is connected to the rotating shaft through a connecting block 15, the pawl 15 is arranged at the bottom of the head end of the connecting block, and the rotating shaft is arranged at the tail end of the connecting block; the handle 18 is connected to the connecting block 15; the rotating shaft of the pawl is lower than the axis of the rotating shaft; under normal state, the pawl is clamped in the tooth groove of the ratchet wheel by the gravity of the pawl; the connecting block and the pawl are of an integrated structure made of iron plates. The rotating shaft is connected with a coaxial bolt 16, the tail end of the connecting block 15 is provided with a through hole, the bolt 16 is arranged in the through hole, and the bolt 16 is connected with a nut 17 for fastening the connecting block.
In this example, the outer side walls of the two conveying chain shells 1 are both provided with a feeding hole 4, and the feeding hole 4 is detachably connected with a sealing plate. The opening at the top end of the conveying belt shell 1 is connected with a flange plate.
Claims (8)
1. A lifter tail for preventing a gate of a material cleaning port from accidentally dropping comprises a conveying belt shell, a driving wheel shell and a motor;
the two conveying belt shells are positioned on two sides of the driving wheel shell, the top end of the conveying belt shell is provided with an opening for the conveying belt to enter and exit, and the outer wall of the conveying belt shell is provided with a feeding hole; the driving wheel is arranged in the driving wheel shell, the driving wheel is connected with a motor through a transmission mechanism, and the top end of the driving wheel shell is closed;
the inner side walls of the two conveying belt shells are respectively connected with the two side walls of the driving wheel shell, and the hollow parts of the conveying belt shells are communicated with the hollow part of the driving wheel shell;
the bottom parts of the two conveying belt shells are provided with a material cleaning port, and the material cleaning port is connected with a switchable gate, and the conveying belt shell is characterized in that the gate is in a flat plate shape; the two sides of the material cleaning port are provided with sliding chutes which are connected with the conveying belt shell, and the two sides of the gate are connected with the two sliding chutes in a sliding manner;
the gate lifting mechanism comprises a hand wheel, a rotating shaft and a transmission mechanism;
the rotating shaft is connected to the outer wall of the conveying belt shell through a bearing seat; the hand wheel is connected with the rotating shaft, the rotating shaft is connected with the gate through a transmission mechanism, and the hand wheel rotates reversely to drive the gate to lift;
a ratchet wheel is connected to the rotating shaft, a pawl corresponding to the ratchet wheel is connected to the conveying belt shell through a rotating shaft, and a handle is connected to the pawl; when the hand wheel rotates reversely, the pawl slides on the tooth back of the ratchet wheel and then is clamped in the tooth groove of the ratchet wheel.
2. The elevator tail for preventing the gate of the material cleaning port from accidentally falling off according to claim 1, wherein the transmission mechanism of the gate lifting mechanism is as follows: one side surface of the gate, which is back to the material cleaning port, is connected with a rack; the rotating shaft is connected with a gear which is positioned above the outside of the material cleaning port; the gear is meshed with the rack; the gear rotates reversely to drive the gate to be opened upwards.
3. The elevator tail of claim 1 wherein the ratchet wheel is outside the projected range of the belt housing.
4. The elevator tail for preventing the gate of the material cleaning port from accidentally falling off according to claim 1, wherein the top end of the material cleaning port is arranged on the outer side wall of the conveyor belt shell, and the bottom end of the material cleaning port is arranged on the bottom surface of the driving wheel shell.
5. The elevator tail for preventing the gate of the material cleaning port from accidentally falling off as claimed in claim 1, wherein the pawl is connected to the rotating shaft through a connecting block, the pawl is arranged at the bottom of the head end of the connecting block, and the rotating shaft is arranged at the tail end of the connecting block; the connecting block is connected with the handle; the rotating shaft of the pawl is lower than the axis of the rotating shaft; under normal state, the pawl is clamped in the tooth groove of the ratchet wheel by the gravity of the pawl; the connecting block and the pawl are of an integrated structure made of iron plates.
6. The elevator tail for preventing the gate of the material cleaning port from accidentally falling off as claimed in claim 1, wherein the outer side walls of the two conveying chain shells are provided with material inlet ports, and the material inlet ports are detachably connected with sealing plates.
7. The elevator tail for preventing the gate of the material cleaning port from accidentally falling off as claimed in claim 1, wherein a flange plate is connected to the opening at the top end of the conveyor belt housing.
8. The elevator tail for preventing the gate of the material cleaning port from accidentally falling off as claimed in claim 5, wherein the rotating shaft is connected with a coaxial bolt, the tail end of the connecting block is provided with a through hole, the bolt is arranged in the through hole, and the bolt is connected with a nut for fastening the connecting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121216239.4U CN214933202U (en) | 2021-06-02 | 2021-06-02 | Elevator tail capable of preventing gate of material cleaning port from accidentally falling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121216239.4U CN214933202U (en) | 2021-06-02 | 2021-06-02 | Elevator tail capable of preventing gate of material cleaning port from accidentally falling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214933202U true CN214933202U (en) | 2021-11-30 |
Family
ID=79057869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121216239.4U Active CN214933202U (en) | 2021-06-02 | 2021-06-02 | Elevator tail capable of preventing gate of material cleaning port from accidentally falling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214933202U (en) |
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2021
- 2021-06-02 CN CN202121216239.4U patent/CN214933202U/en active Active
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