CN216189373U - Dust removal constant pressure mechanism of powder measurement system - Google Patents
Dust removal constant pressure mechanism of powder measurement system Download PDFInfo
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- CN216189373U CN216189373U CN202122658239.6U CN202122658239U CN216189373U CN 216189373 U CN216189373 U CN 216189373U CN 202122658239 U CN202122658239 U CN 202122658239U CN 216189373 U CN216189373 U CN 216189373U
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- regulating box
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Abstract
The utility model discloses a dust removal constant pressure mechanism of a powder metering system, which is arranged on a dust remover body and comprises an automatic pressure regulating mechanism, wherein an air inlet at the lower part of one end of the dust remover body is correspondingly communicated with the top of a powder metering hopper, the top of the powder metering hopper is correspondingly connected with a screw conveyor through flexible connection, the outer side wall of the powder metering hopper is correspondingly supported through a weighing system, the automatic pressure regulating mechanism comprises a pressure regulating box, a movable door and a heavy hammer, the pressure regulating box is transversely arranged in a penetrating manner, the inner side end of the pressure regulating box is correspondingly communicated with the side part of the dust remover body, the outer side end of the pressure regulating box is provided with a door frame, the upper end of the movable door is hinged and fixed at the top of the inner side of the pressure regulating box through a rotating shaft and is correspondingly arranged with the door frame, and the heavy hammer is correspondingly and fixedly arranged on the movable door. The utility model can flexibly set the internal pressure of the system by adjusting the position of the heavy hammer, does not need complicated electrical control and effectively improves the metering precision of the metering system.
Description
Technical Field
The utility model relates to the field of powder weighing and metering, in particular to a dust removal constant-pressure mechanism of a powder metering system.
Background
The air volume of the existing dust remover is the air volume of the air distribution fan, and the air volume is quantitative; in order to ensure the field working environment, the powder is conveyed in a sealed state by weighing and metering; in order to ensure the metering precision, the feeding end and the discharging end of each powder weighing hopper are connected in a flexible connection mode; because the feeding amount of each powder weighing hopper is changed at different time intervals, under the condition that the air quantity of the dust remover is constant, the negative pressure in the dust remover and the powder weighing hopper is increased, the flexible connection is sucked and deformed to pull the weighing hopper, the weighing precision is influenced, and the weighing data is fluctuated (the error of more than 20kg is fed back according to the actual field); finally, the product is directly rejected.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing a dust removal constant pressure mechanism of a powder metering system, which can flexibly set the internal pressure of the system by adjusting the position of a heavy hammer, does not need complicated electrical control and effectively improves the metering precision of the metering system.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a powder measurement system dust removal constant voltage mechanism sets up on the dust remover body, including automatic pressure regulating mechanism, dust remover body one side top correspondence is provided with the fan, the air inlet of the one end lower part of dust remover body corresponds the intercommunication with the top of powder weighing hopper, the top of powder weighing hopper corresponds with screw conveyer through the flexible coupling and is connected, the lateral wall of powder weighing hopper corresponds through weighing system and supports, automatic pressure regulating mechanism includes pressure regulating box, dodge gate and weight, the pressure regulating box is horizontal through structure setting and medial extremity corresponds the intercommunication with the lateral part of dust remover body, the outside end of pressure regulating box is provided with a door frame, the upper end of dodge gate is articulated to be fixed at the inboard top of pressure regulating box and corresponds the setting with the door frame through the pivot, the weight corresponds fixedly and sets up on the dodge gate.
In a preferred embodiment of the present invention, a mounting bracket is fixedly provided to an inner side of the movable door by a fastening bolt.
In a preferred embodiment of the present invention, the weight is fixedly disposed on the mounting frame.
In a preferred embodiment of the present invention, the weight has a mounting groove extending transversely therethrough.
In a preferred embodiment of the present invention, the mounting groove of the weight is correspondingly sleeved on the mounting frame.
In a preferred embodiment of the present invention, the weight is further provided with a positioning groove perpendicular to the mounting groove.
In a preferred embodiment of the present invention, the positioning groove is a threaded groove and is threadedly provided with an adjusting bolt to be locked and fixed with the mounting frame.
The utility model has the beneficial effects that: the utility model can flexibly set the internal pressure of the system by adjusting the position of the heavy hammer, does not need complicated electrical control and effectively improves the metering precision of the metering system.
Drawings
FIG. 1 is a schematic diagram of a spiral normal feeding structure of a preferred embodiment of a dust-removing constant pressure mechanism of a powder metering system according to the present invention;
FIG. 2 is a schematic view of a screw feed reduction configuration of a preferred embodiment of a dust removal constant pressure mechanism of a powder metering system of the present invention;
fig. 3 is an enlarged view of the automatic pressure regulating mechanism of fig. 2.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
Referring to fig. 1 in conjunction with fig. 2-3, an embodiment of the present invention includes: the utility model provides a powder measurement system dust removal constant voltage mechanism, includes automatic pressure regulating mechanism 1, sets up on dust remover body 2 for solve because of the too high direct problem that influences the measurement accuracy of weighing of negative pressure in the powder measurement system.
The top of one side of the dust remover body 2 is correspondingly provided with a fan 3 for providing negative pressure adsorption for the dust remover body 2. And the air inlet 4 at the lower part of one end of the dust remover body 2 is correspondingly communicated with the top of the powder measuring hopper 5 and used for adsorbing dust in the powder measuring hopper 5. The top of the powder measuring hopper 5 is correspondingly connected with a screw conveyer 7 through a flexible connection 6, and the powder measuring hopper 5 is fed through the screw conveyer 7. The outer side wall of the powder measuring hopper 5 is correspondingly supported by the weighing system 8 and used for measuring the weight of materials in the powder measuring hopper 5 in real time.
The automatic pressure regulating mechanism comprises a pressure regulating box 9, a movable door 10 and a heavy hammer 11.
The pressure regulating box 9 is transversely arranged in a penetrating structure, and the inner side end of the pressure regulating box is correspondingly communicated with the side part of the dust remover body 2 so as to realize the ventilation of the dust remover body 2 and the outside.
The outer side end of the pressure regulating box 9 is provided with a door frame 12 for playing a role of matching and sealing.
The upper end of the movable door 10 is hinged and fixed on the top of the inner side of the pressure regulating box 9 through a rotating shaft 13 and is arranged corresponding to the door frame 12, and the movable door 10 can rotate around the rotating shaft 13 so as to realize the opening or closing of the door frame 12.
The inner side of the movable door 10 is fixedly provided with a mounting frame 15 for mounting the weight 11 through a fastening bolt 14.
The weight 11 is transversely provided with an installation groove 16 in a penetrating manner, the installation groove 16 of the weight 11 is correspondingly sleeved on the installation frame 15, and the position of the weight 11 can be adjusted up and down along the installation frame 15, so that different pressures of the movable door 10 can be realized.
The weight 11 is further provided with a positioning groove 17 perpendicular to the mounting groove 16, the positioning groove 17 is a thread groove and is threadedly provided with an adjusting bolt 18 to be locked and fixed with the mounting frame 15, and when the weight 11 is adjusted to a required position, the adjusting bolt 18 is screwed, so that the weight 11 is fixed on the mounting frame 15 to complete adjustment.
The working principle is as follows:
when the negative pressure in the system is greater than the set pressure, the movable door of the automatic pressure regulating mechanism can be opened automatically by utilizing the pressure difference to supplement external air, and the pressure of the negative pressure in the system can be regulated by regulating the height position of a heavy hammer arranged on the movable door.
The working process is as follows:
the position of the heavy hammer is adjusted according to the maximum pressure difference which can be borne by the system; the dust remover body and the feeding system are started to carry out conveying, metering and dust removing work, the feeding volume is basically equal to the volume discharged by a fan of the dust remover body when the metering system starts to perform centralized feeding, when the feeding is slowed down or partially stopped, the fan discharging volume of the dust remover body is larger than the feeding volume, negative pressure is formed inside the device, when the negative pressure reaches the set pressure, a movable door of the automatic pressure regulating mechanism is opened to supplement external air, and when the pressure difference is slowly reduced, the movable door is synchronously and slowly closed until the movable door is completely closed when the set pressure is supplemented.
The utility model relates to a dust removal constant pressure mechanism of a powder metering system, which can flexibly set the internal pressure of the system by adjusting the position of a heavy hammer, does not need complicated electrical control and effectively improves the metering precision of the metering system.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a powder measurement system dust removal constant voltage mechanism sets up on the dust remover body, including automatic pressure regulating mechanism, dust remover body one side top correspondence is provided with the fan, the air inlet of the one end lower part of dust remover body corresponds the intercommunication with the top of powder weighing hopper, the top of powder weighing hopper corresponds with screw conveyer through the flexible coupling and is connected, the lateral wall of powder weighing hopper corresponds support, its characterized in that through weighing system: the automatic pressure regulating mechanism comprises a pressure regulating box, a movable door and a heavy hammer, the pressure regulating box is transversely arranged in a penetrating mode, the inner side end of the pressure regulating box is correspondingly communicated with the side portion of the dust remover body, a door frame is arranged at the outer side end of the pressure regulating box, the upper end of the movable door is hinged and fixed to the top of the inner side of the pressure regulating box through a rotating shaft and corresponds to the door frame, and the heavy hammer is correspondingly and fixedly arranged on the movable door.
2. The dust removal constant pressure mechanism of powder measuring system of claim 1, wherein: the inner side of the movable door is fixedly provided with a mounting frame through a fastening bolt.
3. The dust removal constant pressure mechanism of the powder metering system of claim 2, wherein: the heavy hammer is fixedly arranged on the mounting frame.
4. The dust removal constant pressure mechanism of powder measurement system of claim 3, wherein: the weight is transversely provided with a mounting groove in a penetrating mode.
5. The dust removal constant pressure mechanism of the powder metering system of claim 4, wherein: the mounting groove of the heavy hammer is correspondingly sleeved on the mounting frame.
6. The dust removal constant pressure mechanism of powder measuring system of claim 5, wherein: and the heavy hammer is also provided with a positioning groove which is vertical to the mounting groove.
7. The dust removal constant pressure mechanism of powder measurement system of claim 6, wherein: the locating slot is a thread groove and is provided with an adjusting bolt in a thread manner to be locked and fixed with the mounting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122658239.6U CN216189373U (en) | 2021-11-02 | 2021-11-02 | Dust removal constant pressure mechanism of powder measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122658239.6U CN216189373U (en) | 2021-11-02 | 2021-11-02 | Dust removal constant pressure mechanism of powder measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216189373U true CN216189373U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122658239.6U Active CN216189373U (en) | 2021-11-02 | 2021-11-02 | Dust removal constant pressure mechanism of powder measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216189373U (en) |
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2021
- 2021-11-02 CN CN202122658239.6U patent/CN216189373U/en active Active
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