CN212126829U - Automatic change grit material storehouse - Google Patents
Automatic change grit material storehouse Download PDFInfo
- Publication number
- CN212126829U CN212126829U CN201922415352.4U CN201922415352U CN212126829U CN 212126829 U CN212126829 U CN 212126829U CN 201922415352 U CN201922415352 U CN 201922415352U CN 212126829 U CN212126829 U CN 212126829U
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- CN
- China
- Prior art keywords
- screw rod
- door body
- handed
- driving motor
- hopper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model provides an automatic sand and stone storage bin, which relates to the technical field of tubular pile prefabricating machinery, wherein a material scattering port is arranged at the central position of a bottom plate of a hopper, a movable material door is arranged at the material scattering port, horizontal chutes are symmetrically arranged at the two sides of the bottom of the material scattering port, and a first door body and a second door body are respectively arranged in the horizontal chutes in a sliding manner; the screw rod of the door body switch control mechanism is arranged in parallel with the horizontal sliding groove, two ends of the screw rod are supported through bearing seats arranged on two sides of the hopper bottom plate, the driving motor is in transmission connection with one end of the screw rod, one end of the screw rod is provided with left-handed threads, the other end of the screw rod is provided with right-handed threads, a polish rod is arranged in the middle of the screw rod, a left-handed nut meshed with the left-handed threads is fixedly connected to the bottom of the first door body, and a right-handed nut meshed with the right-handed threads is. The material scattering quantity and the material scattering speed can be accurately controlled.
Description
Technical Field
The utility model relates to a tubular pile prefabrication machinery technical field provides an automatic grit feed bin for tubular pile prefabrication usefulness.
Background
In the prefabricated process of tubular pile, carry the grit material through the grit material storehouse to the feed inlet of mixer, in order to control the grit material storehouse to the input of mixer, when reaching anticipated input, need in time to close the movable bin gate of grit material storehouse, in order to prevent too much grit material entering mixer, present movable bin gate adopts the cylinder drive switch more, need dispose the compressor unit in addition, the place space that occupies is big, and the unable accurate control of cylinder driven movable bin gate switching process moves about the switch size of bin gate, therefore, the speed of material is thrown in unable accurate control, too big throw material speed cause the load increase of mixer easily, the inhomogeneous scheduling problem of stirring.
SUMMERY OF THE UTILITY MODEL
The above-mentioned technique to current grit feed bin is not enough, the utility model provides an automatic change feed bin to realize the accurate control of the switch size of activity bin gate, thereby the speed of material is thrown in effective control.
In order to achieve the above purpose, the technical scheme of the utility model is that: an automatic sandstone storage bin comprises a support and a hopper, wherein the support moves along the axial direction of a tubular pile, the hopper is installed on the support, a material scattering port is arranged at the central position of a bottom plate of the hopper, and a movable material door is arranged at the material scattering port and comprises a first door body, a second door body and a door body switch control mechanism; horizontal sliding grooves are symmetrically formed in two sides of the bottom of the material spreading port, and the first door body and the second door body are symmetrically arranged in the horizontal sliding grooves in a sliding mode; the door body switch control mechanism comprises a screw rod, a left-handed nut, a right-handed nut and a driving motor, the screw rod is parallel to the horizontal sliding groove, two ends of the screw rod are supported through bearing seats arranged on two sides of the hopper bottom plate, the driving motor is in transmission connection with one end of the screw rod, one end of the screw rod is provided with a left-handed thread, the other end of the screw rod is provided with a right-handed thread, the middle of the screw rod is a polished rod, the left-handed nut meshed with the left-handed thread is fixedly connected to the bottom of the first door body, and the right-handed nut meshed with.
Furthermore, in order to prevent the sand and stone material from splashing to the screw rod in the process of being discharged from the hopper material scattering port, the rotation of the screw rod is hindered. The adjacent sides of the first door body and the second door body are respectively provided with a baffle plate which extends downwards along the vertical direction, and the baffle plate is provided with a round hole through which a polished rod of a screw rod passes. Preferably, a rubber sealing ring is arranged between the round hole and the polished rod of the screw rod. Or the end parts of the polished rod of the screw rod, which are close to the left-handed thread and the right-handed thread, are respectively and fixedly provided with a circular retainer ring.
Furthermore, in order to be suitable for the spatial arrangement of the bottom of the hopper, the driving motor is arranged on the outer side of the hopper, and a chain transmission mechanism is arranged between the driving motor and the screw rod and comprises a driving chain wheel connected with the driving motor, a driven chain wheel connected with the screw rod and a transmission chain. Preferably, in order to facilitate control of the rotation angle of the motor shaft of the driving motor, the driving motor is a stepping motor.
The utility model has the advantages that: the feed scattering opening of the feed bin is provided with a first door body and a second door body which can be opened and closed in a sliding mode, a door body opening and closing control mechanism for controlling the opening and closing of the first door body and the second door body is arranged, a screw rod of the door body opening and closing control mechanism achieves symmetrical opening and closing of the first door body and the second door body through a left-handed nut and a right-handed nut, and the opening and closing amount is accurately controlled, so that the amount of the feed scattering amount can be accurately controlled, the moving positions of the first door body and the second door body can be accurately controlled through the screw rod mechanism, the opening speed is accurately controlled, and the feed throwing speed is effectively controlled.
Drawings
FIG. 1: the structure of the utility model is schematically shown.
FIG. 2: and the first door body and the second door body are in a closed state.
FIG. 3: schematic diagram that first door body and second door body are in the open mode.
In the figure, 1-hopper, 11-hopper bottom plate, 12-material spreading port, 2-bracket, 31-first door body, 32-second door body, 41-horizontal chute, 42-screw rod, 43-driving motor, 44-transmission chain, 45-left-handed nut, 46-right-handed nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1 and fig. 2, it is the schematic diagram of the structure of the automated gravel bin, that the first door and the second door are in the closed state. The hopper 1 of the automatic gravel bin is arranged on the bracket 2, specifically the hopper 1 of the utility model is of a conical tubular structure with a reduced bottom, the hopper bottom plate 11 is arranged at the bottom of the hopper 1 and is positioned in a horizontal plane, a square opening is arranged at the central position of the hopper bottom plate 11 and serves as a material scattering opening 12, the material scattering opening 12 is provided with a movable material door and comprises a first door body 31, a second door body 32 and a door body switch control mechanism, the two sides of the bottom of the material scattering opening 12 are symmetrically provided with horizontal chutes 41, and the first door body 31 and the second door body 32 are symmetrically arranged in the horizontal chutes 41 in a sliding manner; the first door body and the second door body are symmetrically arranged.
The door body opening and closing control mechanism is used for opening and closing control of the first door body 31 and the second door body 32; the door body switch control mechanism comprises a screw rod 42, a left-handed nut 45, a right-handed nut 46 and a driving motor 43, the screw rod 42 is parallel to the horizontal sliding chute 41, two ends of the screw rod 42 are supported through bearing seats arranged on two sides of the hopper bottom plate 11, the driving motor 43 is in transmission connection with one end of the screw rod 42, one end of the screw rod 42 is provided with a left-handed thread, the other end of the screw rod 42 is provided with a right-handed thread, a polish rod is arranged in the middle of the screw rod, the left-handed nut 45 meshed with the left-handed thread is fixedly connected to the bottom of the first door body 31, and the right-handed nut. The adjacent sides of the first door body 31 and the second door body 32 are respectively provided with a baffle plate extending downwards along the vertical direction, and the baffle plate is provided with a round hole for a polished rod of the screw rod 42 to pass through. The first door body 31 and the second door body 32 are in a closed state, so that the material discharge port 12 is completely shielded by the first door body 31 and the second door body 32, and sand and stone in the hopper cannot flow out.
The driving motor 43 is arranged outside the hopper 1, and a chain transmission mechanism is arranged between the driving motor 43 and the screw rod 42 and comprises a driving chain wheel connected with the driving motor 43, a driven chain wheel connected with the screw rod and a transmission chain 44. The driving motor adopts a stepping motor, and the rotating angle and the rotating number of turns output by the motor shaft can be accurately determined for industrial mature and universal products, so that the structure and the working principle are not repeated.
The utility model discloses a theory of operation: fig. 3 is a schematic view illustrating the first door body and the second door body in an opened state. The driving motor 43 transmits torque to a driving sprocket connected to a motor shaft, and transmits torque to a driven sprocket through the chain 44, so as to drive the screw rod 42 to rotate, and since the threads at the two ends of the screw rod 42 are threads rotating in opposite directions, the left-handed nut 45 and the right-handed nut 46 respectively move in opposite directions, the left-handed nut 45 drives the first door body 31, and the right-handed nut 44 drives the second door body 32 to move in opposite directions, so that the material spreading port 12 is opened, and sand and stone in the hopper can flow out from the material spreading port 12.
The driving motor 43 drives the driven sprocket to rotate through a chain transmission mechanism to control the number of rotation turns of the lead screw 42, so as to control the moving distance of the left-handed nut and the right-handed nut, namely, the opening degree of the first door body 31 and the second door body 32, and further control the falling speed of the sand material.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an automatic change grit feed bin, includes support (2) and hopper (1), hopper (1) are installed on support (2) and the central point of hopper bottom plate (11) puts and is provided with and spills material mouth (12), its characterized in that:
the material spreading port (12) is provided with a movable material door which comprises a first door body (31), a second door body (32) and a door body opening and closing control mechanism;
horizontal sliding grooves (41) are symmetrically formed in two sides of the bottom of the material spreading port (12), and the first door body (31) and the second door body (32) are symmetrically and slidably arranged in the horizontal sliding grooves (41);
the door body switch control mechanism comprises a screw rod (42), a left-handed nut (45), a right-handed nut (46) and a driving motor (43), the screw rod (42) is parallel to the horizontal sliding groove (41), two ends of the screw rod (42) are supported through bearing seats arranged on two sides of the hopper bottom plate (11), the driving motor (43) is in transmission connection with one end of the screw rod (42), one end of the screw rod (42) is provided with a left-handed thread, the other end of the screw rod is provided with a right-handed thread, a polish rod is arranged in the middle of the screw rod, the left-handed nut (45) meshed with the left-handed thread is fixedly connected to the bottom of the first door body (31), and the right-handed nut (46) meshed with the right-handed thread.
2. The automated grit bin of claim 1, wherein: one side of the first door body (31) adjacent to one side of the second door body (32) is provided with a baffle plate which extends downwards along the vertical direction, and a round hole through which a polished rod of the screw rod (42) passes is formed in the baffle plate.
3. The automated grit bin of claim 2, wherein: and a rubber sealing ring is arranged between the round hole and the polish rod of the screw rod (42).
4. The automated grit bin of claim 1, wherein: and circular check rings are respectively and fixedly installed at the end parts of the polish rod of the screw rod (42) close to the left-handed thread and the right-handed thread.
5. The automated grit bin of claim 1, wherein: the driving motor (43) is arranged on the outer side of the hopper (1), and a chain transmission mechanism is arranged between the driving motor (43) and the screw rod (42) and comprises a driving chain wheel connected with the driving motor (43), a driven chain wheel connected with the screw rod and a transmission chain (44).
6. The automated grit bin of claim 5, wherein: the driving motor (43) is a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922415352.4U CN212126829U (en) | 2019-12-29 | 2019-12-29 | Automatic change grit material storehouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922415352.4U CN212126829U (en) | 2019-12-29 | 2019-12-29 | Automatic change grit material storehouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212126829U true CN212126829U (en) | 2020-12-11 |
Family
ID=73676381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922415352.4U Expired - Fee Related CN212126829U (en) | 2019-12-29 | 2019-12-29 | Automatic change grit material storehouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212126829U (en) |
-
2019
- 2019-12-29 CN CN201922415352.4U patent/CN212126829U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 Termination date: 20211229 |