CN210528748U

CN210528748U - Solid-liquid separator

Info

Publication number: CN210528748U
Application number: CN201921326961.6U
Authority: CN
Inventors: 薛世浩; 吕海珍
Original assignee: Dingzhou Sifeng Environmental Protection Technology Co ltd
Current assignee: Dingzhou Sifeng Environmental Protection Technology Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-05-15
Anticipated expiration: 2029-08-15

Abstract

The application discloses solid-liquid separation machine relates to solid-liquid separation equipment technical field. The solid-liquid separator comprises a screen, a first packing auger, a second packing auger and a driving device; the first packing auger and the second packing auger penetrate through the screen, a rotating shaft of the first packing auger and a rotating shaft of the second packing auger are parallel to each other, and blades of the first packing auger and blades of the second packing auger are embedded with each other; the driving device is used for driving the first packing auger and the second packing auger to rotate in opposite directions. The solid-liquid separator can avoid the problem of material blockage when the solid-liquid separator is used.

Description

Solid-liquid separator

Technical Field

The application relates to the technical field of solid-liquid separation equipment, in particular to a solid-liquid separator.

Background

The solid-liquid separator for excrement is suitable for treating excrement of various bred livestock and poultry, and the principle is as follows: pumping the liquid dung into a solid-liquid separator of the liquid dung by a non-blocking pump, accelerating blanking under the action of a vibration motor, gradually pushing the liquid dung to the front of the solid-liquid separator by a packing auger through power transmission, continuously increasing the pressure of the front edge of the solid-liquid separator, forcing the moisture in the materials to be extruded out of a mesh screen under the action of belt pressing and filtering, and flowing out of a drain pipe.

In the current solid-liquid separator for excrement, an auger used in the solid-liquid separator for excrement is of a double-blade spiral structure, so that material blockage is easily caused, the dryness and humidity of discharged materials are unstable, the humidity is too high, the discharging speed is unstable, and the production is not facilitated.

SUMMERY OF THE UTILITY MODEL

The application provides a solid-liquid separation machine, can avoid the material jam problem when solid-liquid separation machine uses.

The solid-liquid separator comprises a screen, a first packing auger, a second packing auger and a driving device; the first packing auger and the second packing auger penetrate through the screen, a rotating shaft of the first packing auger and a rotating shaft of the second packing auger are parallel to each other, and blades of the first packing auger and blades of the second packing auger are embedded with each other; the driving device is used for driving the first packing auger and the second packing auger to rotate in opposite directions.

Above-mentioned technical scheme, when drive arrangement drive first auger and second auger rotated with opposite direction, the blade of first auger and the mutual gomphosis of blade of second auger can pick the material each other, effectively avoids the material to block up the blade of first auger, the blade of second auger, further reduces the quality of a matter.

In a first possible implementation manner of the present application, the screen has a first accommodating cavity for the first auger to pass through and a second accommodating cavity for the second auger to pass through; first chamber and the second of holding holds the chamber and all is cylindricly, and first chamber and the second of holding holds the chamber and combines each other in order to form along the edge of axial extension at the inner wall of screen cloth.

Above-mentioned technical scheme, the screen cloth has the first chamber that holds that supplies first auger to pass and the second that supplies the second auger to pass and holds the chamber to first chamber and the second that holds the chamber and combines the intercommunication each other, guarantees that first auger and second auger setting have enough big operating space when moving in the screen cloth, thereby guarantees the normal clear of material extrusion operation solid-liquid separation.

In combination with the first possible implementation manner of the present application, in a second possible implementation manner of the present application, the solid-liquid separator further includes a housing, the housing is formed with a separation tank and a feed tank, and the feed tank is communicated with the separation tank; connecting plates are formed at two ends of the screen and connected to the separating tank; the first accommodating cavity and the second accommodating cavity are both communicated with the feeding groove, so that the rotating shaft of the first packing auger and the rotating shaft of the second packing auger both penetrate through the separating groove.

Above-mentioned technical scheme, the feed chute is used for the feeding, and the feed chute intercommunication separating tank, screen cloth setting are in the separating tank for inside the screen cloth that gets into the separating tank under the rotation drive of first auger and second auger after the material gets into the casing from the feed chute, the material when avoiding feeding raw materials and production operation takes place direct contact, thereby guarantees solid-liquid separation's efficiency.

In combination with the second possible implementation manner of the present application, in the third possible implementation manner of the present application, the solid-liquid separator further includes a transmission mechanism, the transmission mechanism is connected to the housing, and the driving device drives the first packing auger and the second packing auger to rotate in opposite directions through the transmission mechanism.

According to the technical scheme, the driving device simultaneously drives the first packing auger and the second packing auger to realize positive rotation and reverse rotation through the transmission mechanism, so that the arrangement space and the number of the power devices are reduced, and the production cost is reduced.

With reference to the third possible implementation manner of the present application, in a fourth possible implementation manner of the present application, the transmission mechanism includes a gear box, and a main gear and a secondary gear that are disposed in the gear box and engaged with each other, and the gear box is connected to the housing; a rotating shaft of the first auger and a rotating shaft of the second auger both penetrate through the feeding groove and the gear box and are respectively connected to the main gear and the pinion; the driving device is a hole output speed reducer, and an input shaft is arranged at one end of the main gear, which is far away from the first packing auger.

According to the technical scheme, the first auger and the second auger reversely rotate at the same time and are respectively driven by the rotation of the main gear and the pinion which are meshed with each other (the rotation directions of the main gear and the pinion are opposite when the main gear and the pinion rotate), and the rotation of the main gear and the pinion is driven by the output speed reducer only through one hole, so that the transmission mechanism and the driving mechanism are effectively simplified, and the production cost is reduced.

In a fifth possible implementation manner of the present application, the blades of the first auger and the blades of the second auger are both single helical blades.

According to the technical scheme, the single helical blade structure can ensure that the material can rapidly enter between the first auger and the second auger, so that the feeding speed of the material is increased; and the long fiber material can be fed into the blade without winding, so that the blockage is effectively avoided.

Combine the second possible implementation of this application, in the sixth possible implementation of this application, be formed with out the water cavity between screen cloth and the casing, the delivery port has been seted up to the downside of casing, and the delivery port communicates in the separating tank.

According to the technical scheme, the water outlet cavity is convenient for liquid waste after solid-liquid separation to seep out of the meshes of the screen and then to be collected, and finally discharged from the water outlet.

Combine the possible implementation of the second of this application, in the possible implementation of the seventh of this application, the discharge gate has been seted up to the one end of casing, and first chamber and the second of holding holds the chamber and all communicates in the discharge gate.

Above-mentioned technical scheme, the discharge gate is used for discharging the solid-state drier after first holding chamber and second hold intracavity solid-liquid separation.

With reference to the seventh possible implementation manner of the present application, in an eighth possible implementation manner of the present application, the discharge hole is provided with a movable baffle.

Above-mentioned technical scheme, adjustable fender can open or close the discharge gate, can stabilize the pressure in the casing to a certain extent, guarantees going on smoothly that the material stirring is extruded, the drier ejection of compact of being convenient for simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a schematic diagram of a solid-liquid separator according to an alternative embodiment of the present application;

FIG. 2 is a schematic structural diagram of a solid-liquid separator with a drive mechanism and a frame removed according to an alternative embodiment of the present application;

FIG. 3 is a schematic view of the interior of the housing in an alternative embodiment of the present application;

FIG. 4 is a schematic illustration of a screen in an alternative embodiment of the present application;

FIG. 5 is a front view of a drive mechanism in an alternative embodiment of the present application;

FIG. 6 is a side view of a drive mechanism in an alternative embodiment of the present application.

Icon: 10-a solid-liquid separator; 12-a frame; 100-a housing; 102-a flapper; 110-a separation tank; 112-a water outlet; 120-a feed chute; 130-a discharge hole; 200-screen mesh; 202-connecting plate; 210-a first receiving cavity; 220-a second receiving cavity; 300-a first auger; 310-a first shaft; 320-a first blade; 400-a second auger; 410-a second rotating shaft; 420-a second blade; 500-a drive device; 510-hole output reducer; 600-a transmission mechanism; 610-a gearbox; 620-main gear; 622 — primary output aperture; 624 — input shaft; 630-pinion; 632 — secondary output aperture.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally arranged when products of the application are used, and are used only for convenience in describing the application and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature may be directly on or under the second feature or may include both the first and second features being in direct contact, but also the first and second features being in contact via another feature between them, not being in direct contact. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The packing auger of the existing solid-liquid separator adopts a double-blade spiral structure with the same blade pitch, and the following problems can occur in the use of a single packing auger: the pressure increase of the discharge port easily causes blockage, the maintenance is troublesome, and human resources are wasted; the discharging speed is unstable, the discharging is slow when the pressure is high, and the discharging is fast when the pressure is low; when the water content of the treated excrement is larger, the problem that the discharge hole can not be sealed easily occurs when the machine is started; the discharged material is unstable in dryness and humidity, sometimes too dry and sometimes too wet; the discharged material has high humidity, and the water content reaches about 70 percent.

In view of the above, an alternative embodiment of the present application provides a solid-liquid separator 10 that avoids the problem of material clogging during use of the solid-liquid separator 10.

Referring to fig. 1 to 6, fig. 1 shows a specific structure of a solid-liquid separator 10 according to an alternative embodiment of the present application, fig. 2 shows a specific structure of fig. 1 with a drive mechanism and a frame 12 omitted, fig. 3 shows a specific structure of an interior of a housing 100 according to an alternative embodiment of the present application, fig. 4 shows a specific structure of a screen 200 according to an alternative embodiment of the present application, fig. 5 is a front view of a transmission mechanism 600 according to an alternative embodiment of the present application, and fig. 6 is a side view of the transmission mechanism 600 according to an alternative embodiment of the present application.

As shown in fig. 1 and 2, the solid-liquid separator 10 includes a housing 12, a casing 100, a screen 200, a first packing auger 300, a second packing auger 400, a transmission mechanism 600, and a driving device 500.

The housing 100 is provided on the frame 12, and the housing 100 includes a separation tub 110 at a left end and a feed tub 120 at a right end, the feed tub 120 and the separation tub 110 communicating with each other. The upper end of the feed chute 120 and the upper end of the separation chute 110 are provided with cover plates (not shown) respectively, and the cover plates are connected to the casing 100 by hinges. Discharge gate 130 has been seted up to the left end of separator tank 110, discharge gate 130 is provided with adjustable fender 102, adjustable fender 102 is two upper and lower divided steel sheets, the steel sheet passes through hinge connection with the inner wall of discharge gate 130 respectively, be provided with the spring between the inner wall of steel sheet and discharge gate 130 simultaneously, thereby make two steel sheets can be in the inner wall position of perpendicular discharge gate 130 simultaneously and close discharge gate 130, and when the extrusion force of material was greater than the elastic force of spring, thereby be in the inner wall position of slope discharge gate 130 under the extrusion of material and open discharge gate 130. The movable baffle 102 can stabilize the pressure in the shell 100 to a certain extent, ensure the smooth stirring and extrusion of the materials, and facilitate the discharging of the dry materials. The lower end of the separation tank 110 is opened with a water outlet 112.

It should be noted that in the embodiments of the present application, terms such as "left end", "right end", and "upper end" describing the positional relationship are determined based on the positional relationship in the drawings of the specification, and are not described in detail later.

Referring to fig. 4, the screen 200 has a first receiving cavity 210 through which the first packing auger 300 passes and a second receiving cavity 220 through which the second packing auger 400 passes. The first accommodating cavity 210 and the second accommodating cavity 220 are both cylindrical, and the first accommodating cavity 210 and the second accommodating cavity 220 are mutually combined and communicated to form an edge extending along the axial direction on the inner wall of the screen mesh 200, so that the cross sections of the first accommodating cavity 210 and the second accommodating cavity 220 are two circles with a common chord, and therefore, a large enough operation space is ensured when the first auger 300 and the second auger 400 are arranged in the screen mesh 200 to operate, and the normal solid-liquid separation of the material extrusion operation is ensured. The two ends of the screen mesh 200 are respectively provided with a connecting plate 202, and the connecting plates 202 are connected to the end walls of the two ends of the separating tank 110 by welding or screwing, so that the screen mesh 200 is placed at the center of the separating tank 110 and forms a water outlet cavity with the shell 100, and the water outlet cavity is convenient for liquid waste after solid-liquid separation to seep out from the meshes of the screen mesh 200 and collect, and finally is discharged from the water outlet 112. The first accommodating cavity 210 and the second accommodating cavity 220 are both communicated with the discharge hole 130, so that solid dry materials generated after solid-liquid separation of materials in the first accommodating cavity 210 and the second accommodating cavity 220 are discharged from the discharge hole 130. A connecting port matched with the cross section shapes formed by the first accommodating cavity 210 and the second accommodating cavity 220 is formed on the right end wall of the separation groove 110, so that the first accommodating cavity 210 and the second accommodating cavity 220 are both communicated with the feed chute 120.

With continued reference to fig. 3, the screen 200 is connected to the end walls of the separating tank 110 by the connecting plates 202, and the first packing auger 300 and the second packing auger 400 are respectively inserted into the first accommodating cavity 210 and the second accommodating cavity 220 of the screen 200. The first auger 300 comprises a first rotating shaft 310 and a first blade 320 welded on the first rotating shaft 310, the second auger 400 comprises a second rotating shaft 410 and a second blade 420 welded on the second rotating shaft 410, the first rotating shaft 310 and the second rotating shaft 410 are identical in size, the first rotating shaft 310 and the second rotating shaft 410 are parallel to each other, the left end of the first rotating shaft 310 and the left end of the second rotating shaft 410 both penetrate through the separation groove 110 and are positioned in the discharge hole 130, and the right end of the first rotating shaft 310 and the right end of the second rotating shaft 410 both penetrate through the separation groove 110 and are positioned in the feed groove 120.

The first blade 320 and the second blade 420 are single helical blades with the same size, and the rotation directions of the first blade 320 and the second blade 420 are respectively set to be right-handed and left-handed, so that the first blade 320 and the second blade 420 are arranged in a mutually embedded state, and the first blade 320 and the second blade 420 can be guaranteed to be always embedded with each other to perform stirring operation when in use. The single-spiral blade structure can ensure that the material can rapidly enter between the first auger 300 and the second auger 400, and the feeding speed of the material is improved; and the long fiber material can be fed into the blade without winding, so that the blockage is effectively avoided. The first blade 320 and the second blade 420 are mutually embedded, so that materials can be removed from each other, the first blade 320 and the second blade 420 are effectively prevented from being blocked by the materials, and the dryness of the materials is further reduced. The screen 200 is arranged in the separation tank 110, so that the materials enter the shell 100 from the feed tank 120 and then enter the screen 200 in the separation tank 110 under the driving of the rotation of the first auger 300 and the second auger 400, the direct contact between the feed raw materials and the materials in the production operation is avoided, and the solid-liquid separation efficiency is ensured.

As shown in fig. 5 and fig. 6, the transmission mechanism 600 includes a gear box 610, and a main gear 620 and a sub gear 630 disposed in the gear box 610 and engaged with each other, wherein the main gear 620 and the sub gear 630 are each composed of a wheel disc and gear teeth disposed on an outer circumferential end surface of the wheel disc. Gear box 610 is disposed on frame 12 and communicates with the right end wall of feed chute 120. The driving device 500 is connected to the right side of the gear box 610, and the driving device 500 includes a hole output reducer 510. The main gear 620 and the pinion 630 are respectively provided with a main output hole 622 and a sub output hole 632 on the same side of the wheel disc, and the right end of the first rotating shaft 310 and the right end of the second rotating shaft 410 sequentially pass through the feeding chute 120 and the gear box 610 and are finally respectively connected to the main output hole 622 and the sub output hole 632. The other side of the wheel disc of the main gear 620 is provided with an input shaft 624, the output holes of the hole output speed reducer 510 are connected with the input shaft 624, the rotation of the main gear 620 and the pinion 630 which are meshed with each other (the rotation directions of the main gear 620 and the pinion 630 are opposite when rotating) respectively drives the first auger 300 and the second auger 400 to rotate in opposite directions simultaneously, and the rotation of the main gear 620 and the pinion 630 only needs to be driven by one hole output speed reducer 510, so that the transmission mechanism 600 and the driving mechanism are effectively simplified, the arrangement space and the number of power devices are reduced, and the production cost is reduced.

It should be noted that, the present embodiment does not limit the specific forms of the transmission mechanism 600 and the driving device 500, and in some other optional embodiments, a dual-output shaft speed reducer may be used instead of the matching between the transmission mechanism 600 and the driving device 500, where two output shafts of the dual-output shaft speed reducer are respectively connected to the first rotating shaft 310 and the second rotating shaft 410 through a coupling, and the dual-output shaft speed reducer is directly used to implement the synchronous and counter-rotating of the first rotating shaft 310 and the second rotating shaft 410.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A solid-liquid separator is characterized in that:

comprises a screen, a first packing auger, a second packing auger and a driving device;

the first packing auger and the second packing auger penetrate through the screen, a rotating shaft of the first packing auger and a rotating shaft of the second packing auger are parallel to each other, and blades of the first packing auger and blades of the second packing auger are embedded with each other;

the driving device is used for driving the first packing auger and the second packing auger to rotate in opposite directions.

2. The solid-liquid separator according to claim 1, wherein:

the screen is provided with a first accommodating cavity for the first auger to pass through and a second accommodating cavity for the second auger to pass through;

the first chamber that holds with the second holds the chamber and all is cylindricly, first hold the chamber with the second holds the chamber and combines each other in order to be in the inner wall of screen cloth forms along the edge of axial extension.

3. The solid-liquid separator according to claim 2, wherein:

the solid-liquid separator also comprises a shell, wherein a separation groove and a feed groove are formed in the shell, and the feed groove is communicated with the separation groove;

connecting plates are formed at two ends of the screen and connected to the separating tank;

the first chamber that holds with the second hold the chamber all communicate in the feed chute makes the pivot of first auger with the pivot of second auger all passes the separating tank.

4. The solid-liquid separator according to claim 3, wherein:

the solid-liquid separator further comprises a transmission mechanism, the transmission mechanism is connected to the shell, and the driving device drives the first packing auger and the second packing auger to rotate in opposite directions.

5. The solid-liquid separator according to claim 4, wherein:

the transmission mechanism comprises a gear box, a main gear and a secondary gear which are arranged in the gear box and meshed with each other, and the gear box is connected to the shell;

the rotating shaft of the first auger and the rotating shaft of the second auger both penetrate through the feeding groove and the gear box and are respectively connected to the main gear and the auxiliary gear;

the driving device is a hole output speed reducer, and an input shaft is arranged at one end, far away from the first packing auger, of the main gear.

6. The solid-liquid separator according to claim 1, wherein:

the blade of the first auger and the blade of the second auger are both single helical blades.

7. The solid-liquid separator according to claim 3, wherein:

a water outlet cavity is formed between the screen and the shell, a water outlet is formed in the lower side of the shell, and the water outlet is communicated with the separation groove.

8. The solid-liquid separator according to claim 3, wherein:

the discharge gate has been seted up to the one end of casing, first hold the chamber with the second hold the chamber all communicate in the discharge gate.

9. The solid-liquid separator according to claim 8, wherein:

the discharge port is provided with a movable baffle.