Discharge system and squeezing and pushing device thereof
阅读说明：本技术 排放系统及其挤推器 (Discharge system and squeezing and pushing device thereof ) 是由 不公告发明人 于 2020-08-06 设计创作，主要内容包括：本发明公开了一种排放系统及其挤推器。本发明中,挤推器包括：具有一对滚轴的挤推装置,所述一对滚轴可操作地夹持内衬袋,并在做相对反向转动时对所述内衬袋施加挤推力,所述挤推器还包括：传动装置,与所述滚轴相连；导杆,垂向设置,并与所述传动装置相连；以及驱动件,与所述导杆相连,驱动所述导杆绕其轴线转动；其中所述导杆在转动时驱动所述传动装置带动一对滚轴做相对反向转动,并与所述挤推装置沿所述导杆的轴线方向上升降。与现有技术相比,使得该挤推器的结构简单、操作便捷,且节省成本。(The invention discloses a discharge system and an extruder thereof. In the invention, the extruding pusher comprises: a push assembly having a pair of rollers operable to grip a liner bag and apply a pushing force to the liner bag upon relative counter-rotation, the pusher further comprising: the transmission device is connected with the rolling shaft; the guide rod is vertically arranged and is connected with the transmission device; the driving piece is connected with the guide rod and drives the guide rod to rotate around the axis of the guide rod; when the guide rod rotates, the transmission device is driven by the guide rod to drive the pair of rollers to rotate oppositely, and the pair of rollers and the extrusion device are lifted along the axis direction of the guide rod. Compared with the prior art, the extruding and pushing device is simple in structure, convenient and fast to operate and cost-saving.)
1. A push extruder comprising: a push device having a pair of rollers operable to grip a liner bag and apply a pushing force to the liner bag upon relative counter-rotation, the pusher further comprising:
the transmission device is connected with the rolling shaft;
the guide rod is vertically arranged and is connected with the transmission device; and
the driving piece is connected with the guide rod and drives the guide rod to rotate around the axis of the guide rod; when the guide rod rotates, the transmission device is driven by the guide rod to drive the pair of rollers to rotate oppositely, and the pair of rollers and the extrusion device are lifted along the axis direction of the guide rod.
2. The extruder of claim 1 wherein the drive member comprises:
the connecting shaft is vertically arranged with the guide rod;
the first reversing gear is fixedly sleeved on the connecting shaft;
the second reversing gear is sleeved on the guide rod and meshed with the first reversing gear; when the second reversing gear is operated to rotate, the guide rod is driven to rotate, and the guide rod is arranged in a sliding mode with the second reversing gear along the axis direction of the guide rod.
3. The extruder of claim 2 wherein a guide sleeve is sleeved between the guide rod and the second reversing gear, the second reversing gear is fixed to the guide sleeve, and the guide rod is slidably connected to the guide sleeve along the axis of the guide rod.
4. The extruder of claim 3 wherein the inner wall of the guide sleeve is an inner polygonal wall;
the outer wall surface of the guide rod is an outer polygonal wall surface matched with the inner wall of the guide sleeve.
5. The extruder of claim 4 wherein the connecting shaft is provided with a hand wheel.
6. The extruder of claim 2 wherein an electrically powered member is connected to said connecting shaft.
7. The crowd pusher of claim 2, wherein the drive further comprises: the connecting shaft and the guide rod are connected with the reduction gearbox.
8. The extruder of claim 1 wherein the transmission comprises:
the transmission shaft is connected with the guide rod;
the worm is connected with the transmission shaft;
and the worm wheel is coaxially fixed with any one of the rolling shafts and meshed with the worm.
9. The extruder of claim 8 wherein a drive gear is coaxially fixed to one of the rollers on which the worm gear is mounted, and a driven gear is coaxially fixed to the other of the rollers; wherein the driven gear is engaged with the driving gear.
10. The extruder of claim 1 wherein the transmission comprises:
the transmission assembly is connected with any one of the rollers;
and the flexible part is connected with the transmission assembly and the guide rod.
11. An exhaust system, comprising: a container, a liner bag disposed within the container, wherein the drain system further comprises: the extruder of any one of claims 1-10, wherein the drive member of the extruder is disposed on the container.
Technical Field
Embodiments of the present invention relate to a discharge apparatus, and more particularly, to a discharge system and an extruder therefor.
Background
The foreign patent US5765723A discloses a sealed liquid bag, the main body part of which is a sealed soft container made of PVC plastic-coated cloth through hot melting welding or high-frequency welding; the two ends of the sealed soft container are respectively provided with a liquid inlet valve and a liquid outlet valve. The liquid lining bag has good use effect in liquid with high flow rate, but has slow liquid discharge and low efficiency in the discharge of viscous liquid.
The foreign patent IL156984A discloses a sealing bag liquid, the main body part of which is a sealing soft container made of PVC plastic-coated cloth or PE film by hot melting welding or high-frequency welding; the two ends of the sealed soft container are respectively provided with a liquid inlet valve and a liquid outlet valve; the main body also comprises an air bag for assisting in discharging, and an air inlet for inflating is arranged on the air bag. During the liquid discharging process, the auxiliary air bag is inflated, and the viscous liquid is discharged by the extrusion of the air. Low efficiency and increased cost.
The foreign patent US2015284181A1 discloses a sealed bag liquid, the main body part of which is a sealed soft container made of PVC plastic coated cloth or PE film through hot melting welding or high-frequency welding; when the viscous liquid is discharged, the bottom of the intermediate bulk container for transporting the liquid is inclined by using a mechanical mechanism, and the discharge port is positioned at the lowest point. This operation is time consuming, inefficient and difficult to operate.
The foreign patent WO2011080402A1 applies a liquid squeezing device to squeeze viscous liquid, a sealed liquid bag must be hung before squeezing, then the hung liquid bag is gradually pulled up according to the squeezing, and the squeezing is gradually completed. The extrusion equipment has the advantages of huge cost and space, complex operation, time-consuming operation, low efficiency and difficult operation.
Disclosure of Invention
The embodiment of the invention aims to provide a discharge system and an extruder thereof, so that the extruder is simple in structure, convenient and fast to operate and cost-saving.
In order to solve the above technical problem, an embodiment of the present invention provides an extruder, including: a push device having a pair of rollers operable to grip a liner bag and apply a pushing force to the liner bag upon relative counter-rotation, the pusher further comprising:
the transmission device is connected with the rolling shaft;
the guide rod is vertically arranged and is connected with the transmission device; and
the driving piece is connected with the guide rod and drives the guide rod to rotate around the axis of the guide rod; when the guide rod rotates, the transmission device is driven by the guide rod to drive the pair of rollers to rotate oppositely, and the pair of rollers and the extrusion device are lifted along the axis direction of the guide rod.
Embodiments of the present invention also provide an exhaust system comprising: a container, a liner bag disposed within the container, wherein the drain system further comprises: the extruder as described above, the driving member of the extruder being provided on the container.
Compared with the prior art, the extrusion pressing device has the advantages that the transmission device, the guide rod and the driving piece are arranged, the driving piece is connected with the guide rod, the guide rod is connected with the transmission device, the driving piece drives the guide rod, the guide rod rotates around the axis, and the transmission device connected with the guide rod drives the pair of rollers of the extrusion pressing device to rotate oppositely, so that the lining bag is pressed, and liquid in the lining bag can be extruded. Simultaneously, in the roller bearing is driven extrusion inside lining bag, along with the liquid reduction in the inside lining bag, the roller bearing descends, and guide arm and transmission descend along with the roller bearing together to the realization is extruded the liquid in the inside lining bag, and this crowded ware of pushing away simple structure, the simple operation can practice thrift the cost.
In one embodiment, the driver comprises:
the connecting shaft is vertically arranged with the guide rod;
the first reversing gear is fixedly sleeved on the connecting shaft;
the second reversing gear is sleeved on the guide rod and meshed with the first reversing gear; when the second reversing gear is operated to rotate, the guide rod is driven to rotate, and the guide rod is arranged in a sliding mode with the second reversing gear along the axis direction of the guide rod.
In one embodiment, a guide sleeve is sleeved between the guide rod and the second reversing gear, the second reversing gear is fixed to the guide sleeve, and the guide rod is connected with the guide sleeve in a sliding mode along the axis direction of the guide rod.
In one embodiment, the inner wall of the guide sleeve is an inner polygonal wall surface;
the outer wall surface of the guide rod is an outer polygonal wall surface matched with the inner wall of the guide sleeve.
In one embodiment, a hand wheel is arranged on the connecting shaft.
In one embodiment, an electric power member is connected to the connecting shaft.
In one embodiment, the driver further comprises: the connecting shaft and the guide rod are connected with the reduction gearbox.
In one embodiment, the transmission comprises:
the transmission shaft is connected with the guide rod;
the worm is connected with the transmission shaft;
and the worm wheel is coaxially fixed with any one of the rolling shafts and meshed with the worm.
In one embodiment, a driving gear is coaxially fixed on one roller sleeved with the worm gear, and a driven gear is coaxially fixed on the other roller; wherein the driven gear is engaged with the driving gear.
In one embodiment, the transmission comprises:
the transmission assembly is connected with any one of the rollers;
and the flexible part is connected with the transmission assembly and the guide rod.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
FIG. 1 is a cross-sectional view of an exemplary embodiment of an extruder of the present invention extruding a liner bag in a container (initial state);
FIG. 2 is a cross-sectional view of an exemplary embodiment of an extruder of the present invention squeezing a liner bag in a container (during processing);
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a partial enlarged view of B in FIG. 2;
FIG. 5 is an exploded view of a pusher according to an embodiment of the present invention;
FIG. 6 is a schematic view of a gimbal design according to an embodiment of the present invention;
FIG. 7 is an assembled cross-sectional view of a guide bar and guide sleeve according to an embodiment of the present invention;
FIG. 8 is an assembled cross-sectional view of a guide bar and guide sleeve according to another embodiment of the present invention;
FIG. 9 is a cross-sectional view of a crowding device according to an embodiment of the invention;
FIG. 10 is a schematic structural view of an exhaust system according to an embodiment of the present invention;
wherein, 1, a squeezing and pushing device; 2. a lining bag; 3. a guide bar; 41. a connecting shaft; 42. a first reversing gear; 43. a second reversing gear; 5. a reduction gearbox; 6. a hand wheel; 7. a guide sleeve; 81. a drive shaft; 82. a worm; 83. a worm gear; 84. a universal joint; 9. a container; 110. a driving gear; 120. a driven gear; 11. a roller; 12. and (4) rolling shafts.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.
In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.
Description of the terms
Medium-sized bulk container: a composite intermediate bulk container (hereinafter referred to as IBC container) is a packaging container widely used in food, biochemical, pharmaceutical, chemical and other industries in the international range. The IBC packaging barrel can be repeatedly used for many times, has obvious advantages in filling, storage, transportation and transportation, and compared with a barrel, the IBC packaging barrel can save 35% of storage space, has the size meeting ISO standard, is suitable for aseptic canning, has compact box body, is convenient for large-scale safe and efficient storage, and is greatly applied to the transportation, packaging and storage processes of materials in forms of liquid, particles, slices and the like. Currently, there are three existing specifications 820L, 1000L, and 1250L, and the components of the structure generally include a plastic liner (lining bag), a filling opening, a discharge device (valve or simple discharge opening, etc.), a side plate, a base, and a cover plate.
The squeezing pusher comprises at least one pair of squeezing pieces, such as at least two rollers, when liquid in the lining bag needs to be discharged, the lining bag is clamped by the two rollers, the squeezing pieces move relatively under the driving of a driving piece, such as the two rollers rotate oppositely, squeezing force is applied to the lining bag, so that the liquid in the lining bag is squeezed, and in the liquid discharging process, the two rollers automatically descend along with the liquid level and squeeze the liquid under the driving of a driving device along with the reduction of the liquid in the lining bag. Herein, the squeezing force refers to a force that simultaneously produces a squeezing and pushing effect on a force-acting object, such as the liner bag and the liquid contained therein.
In an embodiment of the invention, a crowder comprises: the squeezing and pushing device comprises a squeezing and pushing device 1 with a pair of rolling shafts, a transmission device, a guide rod 3 and a driving piece, wherein the pair of rolling shafts can be used for clamping the lining bag 2 in an operable mode, the driving piece is connected with the guide rod 3 and drives the guide rod 3 to rotate around the axis of the guide rod, the transmission device is connected with the guide rod 3 and the rolling shafts, the guide rod 3 rotates to drive the transmission device to transmit, and the transmission device drives the pair of rolling shafts to rotate oppositely and reversely so as. As the liquid in the lining bag 2 is squeezed out, the weight of the lining bag 2 is reduced, the rolling shaft and the lining bag 2 descend, at the moment, the guide rod 3 moves downwards due to the self gravity of the guide rod 3 and the downward thrust provided for the guide rod 3 when the driving piece drives, and then the transmission force of the transmission device driven by the guide rod 3 is kept.
As can be seen from the above, the driving device, the guide rod 3 and the driving member are provided, the driving member is connected with the guide rod 3, the guide rod 3 is connected with the driving device, the driving member drives the guide rod 3, the guide rod 3 rotates around the axis, and the driving member connected with the guide rod 3 drives the pair of rollers of the squeezing and pushing device 1 to rotate oppositely, so as to squeeze the lining bag 2, so that the liquid in the lining bag 2 can be squeezed out. Meanwhile, in the process that the rolling shaft is driven to extrude the lining bag 2, the rolling shaft descends along with the reduction of liquid in the lining bag 2, and the guide rod 3 and the transmission device descend along with the rolling shaft, so that the liquid in the lining bag 2 is extruded out.
Specifically, the driving member includes: the connecting shaft 41, the first reversing gear 42 and the second reversing gear 43 are vertically arranged with the guide rod 3. The connecting shaft 41 penetrates through the reduction gearbox 5, the connecting shaft 41 is fixed on the reduction gearbox 5 through a bearing and a clamp spring, the first reversing gear 42 is fixedly sleeved at one end, penetrating through the reduction gearbox 5, of the connecting shaft 41, and the first reversing gear 42 and the connecting shaft 41 are coaxially arranged. The guide rod 3 passes through the reduction gearbox 5, the second reversing gear 43 is sleeved on the guide rod 3, the second reversing gear 43 and the guide rod 3 are coaxially arranged and are positioned in the reduction gearbox 5, and the second reversing gear 43 is meshed with the first reversing gear 42. The connecting shaft 41 rotates to drive the first reversing gear 42 to rotate, the first reversing gear 42 drives the second reversing gear 43 to rotate, and the second reversing gear 43 drives the guide rod 3 to rotate. The connecting shaft 41 is provided with a hand wheel 6. Therefore, the lining bag 2 can be manually adjusted and extruded at any time on the side surface of the container 9, the structure is simple and light, and the operation of a user is convenient.
It can be understood that the connecting shaft 41 can also be arranged in the same direction as the guide rod 3, and at this time, the hand wheel 6 and the connecting shaft 41 are fixed and positioned at the upper end of the guide rod 3, and a user operates the connecting shaft directly above the connecting shaft to rotate the hand wheel 6 to drive the extruder.
Further, an electric power member may be connected to the coupling shaft 41 so that the coupling shaft 41 is driven to rotate by the electric power member. The electric power part can be a motor, and a main shaft of the motor is connected with the connecting shaft 41 through the connecting shaft 41. Of course, the electric power member may have other electric structures.
Further, a guide sleeve 7 is sleeved between the guide rod 3 and the second reversing gear 43, the guide sleeve 7 is fixed on the reduction gearbox 5 through a bearing and a snap spring, the second reversing gear 43 is fixed with the guide sleeve 7, and the guide rod 3 is connected with the guide sleeve 7 in a sliding mode along the axis direction of the guide rod. The inner wall of the guide sleeve 7 is an inner polygonal wall surface, and the outer wall surface of the guide rod 3 is an outer polygonal wall surface matched with the inner wall of the guide sleeve 7. That is, when the guide rod 3 is a hexagonal prism bar, the guide sleeve 7 is a hexagonal hole, the guide rod 3 passes through the guide sleeve 7, the guide sleeve 7 rotates to drive the guide rod 3 to rotate, and meanwhile, the guide rod 3 can slide up and down, so that the guide rod 3 always provides stable power for the transmission device. It can be understood that the guide rod 3 can be a pentagonal prism rod, the guide sleeve 7 is a pentagonal hole, and the guide rod 3 is matched with the guide sleeve 7. In addition, a part of the inner wall of the hole of the guide sleeve 7 can be a plane, a part of the outer wall of the guide rod 3 can also be a plane, the plane of the outer wall of the guide rod 3 is abutted against the plane of the inner wall of the guide sleeve 7, and the guide sleeve 7 rotates to drive the guide rod 3 to rotate.
Further, the transmission device includes: a transmission assembly and a flexible member connecting the transmission assembly and the guide rod 3. The transmission assembly comprises a transmission shaft 81, a worm 82 and a worm wheel 83, the transmission shaft 81 is connected with the flexible piece and the worm 82, the worm wheel 83 is meshed with the worm 82, and the worm wheel 83 is coaxially fixed with the
In some embodiments, there may be no flexible member, the transmission shaft 81 connects the guide rod 3 and the worm 82, the rotation of the guide rod 3 drives the transmission shaft 81 to rotate, the worm 82 is driven by the transmission shaft 81, the worm 82 drives the worm wheel 83 to rotate, and the worm wheel 83 drives the
In another embodiment the invention is also directed to an exhaust system comprising: the container 9, the lining bag 2 arranged in the container 9 and the extruder, wherein a driving piece of the extruder is arranged on the container 9, the speed reducer is arranged at the top of the container 9, the guide rod 3 penetrates through the speed reducer and extends downwards in the container 9, and the hand wheel 6 is arranged on the outer side of the side wall of the container 9.
While the preferred embodiments of the present invention have been described in detail above, it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide yet further embodiments.
These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.
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