CN216778002U

CN216778002U - High-density sedimentation tank

Info

Publication number: CN216778002U
Application number: CN202221088373.5U
Authority: CN
Inventors: 郝迪; 胡桂星; 李威; 张光文; 龙海威
Original assignee: China Coal Jiafeng Hunan Environmental Protection Technology Co ltd
Current assignee: Middling Coal Geology Hunan Environmental Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-06-21
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a high-density sedimentation tank, which comprises: the sedimentation tank is provided with a sedimentation cavity, the bottom of the sedimentation cavity is provided with a sludge outlet, and the bottom of the sedimentation cavity is a conical wall which is folded towards the sludge outlet; the inclined plate assembly is arranged in the sedimentation cavity, is provided with a through hole penetrating up and down in the center and comprises a plurality of inclined plates which are distributed at intervals along the circumferential direction of the through hole; the rotating motor is arranged at the upper end of the sedimentation tank and is provided with a rotatable output shaft; the connecting shaft is connected with the output shaft, part of the connecting shaft penetrates through the through hole, and the bottom of the connecting shaft is connected with an installation rod; and the mud scraping strip is elastically and movably arranged on the mounting rod and is adhered to the conical wall under the action of elastic force. The mud scraping strip is detachably and elastically movably arranged on the mounting rod, and after abrasion occurs, the mud scraping strip is always attached to the conical wall by utilizing elastic automatic compensation, so that the mud scraping strip can be detached and replaced when the abrasion is too large, and the mud scraping effect is ensured.

Description

High-density sedimentation tank

Technical Field

The utility model relates to the field of sewage treatment, in particular to a high-density sedimentation tank.

Background

In order to protect the natural environment, a large amount of sewage is generated in urban life and industrial production, and the sewage needs to be purified and then discharged into the nature.

In the sewage treatment process, a sedimentation process is usually required, and inclined pipes or inclined plates are often adopted for assisting sedimentation. In order to prevent the bottom sediment from being accumulated, a mud scraping mechanism is also arranged to scrape the sludge accumulated at the bottom. However, in the traditional mud scraping mechanism, the mud scraping component is fixed and is not easy to disassemble, and the mud scraping effect is reduced after the mud scraping component is abraded.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a high-density sedimentation tank which can compensate abrasion and can be disassembled and replaced.

A high density sedimentation tank according to an embodiment of a first aspect of the present invention includes: the sedimentation tank is provided with a sedimentation cavity, the bottom of the sedimentation cavity is provided with a sludge outlet, and the bottom of the sedimentation cavity is a conical wall which is folded towards the sludge outlet; the inclined plate assembly is arranged in the sedimentation cavity, is provided with a through hole penetrating up and down in the center and comprises a plurality of inclined plates which are distributed at intervals along the circumferential direction of the through hole; the rotating motor is arranged at the upper end of the sedimentation tank and is provided with a rotatable output shaft; the connecting shaft is connected with the output shaft, part of the connecting shaft penetrates through the through hole, and the bottom of the connecting shaft is connected with an installation rod; and the mud scraping strip is elastically and movably arranged on the mounting rod, and is adhered to the conical wall under the action of elastic force.

The high-density sedimentation tank provided by the embodiment of the utility model at least has the following technical effects: the through hole is convenient for the connecting shaft to pass through, so that the structural interference is avoided; the cone wall in a furled shape enables most of sludge to automatically move to the sludge outlet and be discharged; scrape mud strip detachably elasticity movable mounting in the installation pole, the back appears in wearing and tearing, utilizes elasticity automatic compensation for scrape the mud strip and remain throughout and paste with the circular cone wall, when wearing and tearing are too big, can dismantle the change, guarantee to scrape the mud effect.

According to some embodiments of the utility model, the mounting rod is provided with a movable hole, the upper end of the mud scraping strip is provided with a movable rod penetrating the movable hole, the movable rod is sleeved with a spring, and the spring is positioned between the mounting rod and the mud scraping strip and used for applying elastic force to the mud scraping strip towards the conical wall.

According to some embodiments of the utility model, the upper end of the movable rod penetrates through the movable hole and is provided with a threaded shaft, and the threaded shaft is in threaded connection with a nut with a profile larger than that of the movable hole.

According to some embodiments of the utility model, a reinforcing bar is connected between the connecting shaft and the mounting bar.

According to some embodiments of the utility model, the settling chamber perimeter wall is provided with an inner flange for supporting the ramp assembly.

According to some embodiments of the utility model, the swash plate assembly comprises an inner cylinder and an outer cylinder, the inner cylinder and the outer cylinder being concentrically arranged, the swash plate being disposed between the inner cylinder and the outer cylinder.

According to some embodiments of the utility model, the bottom end of the output shaft is provided with a first connecting disc, the upper end of the connecting shaft is provided with a second connecting disc, the first connecting disc and the second connecting disc are provided with corresponding mounting holes and are fixedly connected through a fastener, the second connecting disc is higher than the inclined plate assembly in height, and the outline of the second connecting disc is smaller than that of the through hole.

According to some embodiments of the utility model, a bearing is installed between the connecting shaft outer peripheral wall and the through hole inner wall.

According to some embodiments of the utility model, the connecting shaft outer peripheral wall is provided with a projection against which a lower end of the bearing abuts.

According to some embodiments of the utility model, the outer wall of the sedimentation tank is provided with a water inlet tank and an overflow tank, the water inlet tank is communicated with the sedimentation chamber through a water inlet hole, the peripheral wall of the upper end of the sedimentation chamber is provided with an overflow port to be communicated with the overflow tank, the overflow port is positioned above the inclined plate assembly, and the water inlet hole is positioned below the inclined plate assembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the internal structure of an embodiment of the present invention;

FIG. 2 is a schematic view of the connection of the settling tank and the swash plate assembly;

FIG. 3 is a schematic view of the structure of a sedimentation tank;

FIG. 4 is a schematic structural view of a swash plate assembly;

fig. 5 is a partial schematic view of a connection structure of the installation rod and the mud scraping strip.

Reference numerals:

the sedimentation tank 100, the sedimentation cavity 110, the sludge outlet 111, the conical wall 112, the inner flange 120, the water inlet groove 130, the water inlet hole 131, the water inlet 132, the overflow groove 140, the overflow port 141, the water outlet 142 and the mounting rack 150;

the inclined plate assembly 200, the inner cylinder 210, the through hole 211, the outer cylinder 220, the inclined plate 230, the connecting rod 240 and the annular strip 250;

a rotary electric machine 300, an output shaft 310, a first coupling plate 320;

the connecting shaft 400, the mounting rod 410, the movable hole 411, the reinforcing rod 420, the second connecting disc 430, the protrusion 440 and the bearing 450;

the mud scraping bar 500, the movable rod 510, the threaded shaft 511, the nut 512 and the spring 520.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the utility model. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, a high density settling tank according to an embodiment of the present invention includes a settling tank 100, a swash plate assembly 200, a rotary motor 300, a connecting shaft 400, and a mud scraping bar 500.

The sedimentation tank 100 is provided with a sedimentation chamber 110, the bottom of the sedimentation chamber 110 is provided with a sludge outlet 111, the bottom of the sedimentation chamber 110 is a conical wall 112 which is folded towards the sludge outlet 111, and the conical wall 112 which is folded enables most of sludge to automatically move towards the sludge outlet and be discharged; the inclined plate assembly 200 is installed in the precipitation chamber 110, a through hole 211 penetrating up and down is formed in the center of the inclined plate assembly 200, and the through hole 211 facilitates the connection shaft 400 to penetrate through, so that structural interference is avoided. The swash plate assembly 200 includes a plurality of swash plates 230 spaced apart along a circumferential direction of the through-hole 211; the rotary motor 300 is installed at the upper end of the sedimentation tank 100, the rotary motor 300 is provided with a rotatable output shaft 310, specifically, the upper end of the sedimentation tank 100 is provided with the mounting frame 150, the rotary motor 300 is installed at the mounting frame 150, and the lower end of the output shaft 310 penetrates through the mounting frame 150. The connecting shaft 400 is connected with the output shaft 310, the connecting shaft 400 is partially arranged in the through hole 211 in a penetrating mode, and the bottom of the connecting shaft 400 is connected with an installation rod 410; the mud scraping strip 500 is detachably and elastically movably mounted on the mounting rod 410, and is attached to the conical wall 112 under the action of elastic force. The mounting rod 410 and the scraper bar 500 are both disposed obliquely and correspond to the inclination of the conical wall 112. After the mud scraping strip 500 is worn, the elastic movement can be used for automatic compensation, so that the mud scraping strip 500 is always kept attached to the conical wall 112, and when the abrasion is too large, the mud scraping strip can be detached and replaced, and the mud scraping effect is ensured; and the elastic movement also plays a certain role in buffering.

In some embodiments of the present invention, the mounting rod 410 is provided with a movable hole 411, the upper end of the mud scraping strip 500 is provided with a movable rod 510 penetrating the movable hole 411, the movable rod 510 is sleeved with a spring 520, the spring 520 is located between the mounting rod 410 and the mud scraping strip 500, and is used for applying an elastic force to the mud scraping strip 500 towards the conical wall 112, and the guiding of the movable rod 510 and the elastic action of the spring 520 are utilized to realize the elastic movable mounting of the mud scraping strip 500, which is convenient for mounting and processing.

In a further embodiment of the present invention, the upper end of the movable rod 510 penetrates through the movable hole 411 and is provided with a threaded shaft 511, the threaded shaft 511 is threadedly connected with a nut 512 having a profile larger than that of the movable hole 411, the nut 512 prevents the movable rod 510 from being separated from the movable hole 411, so as to achieve stable installation, and when disassembling, the disassembling of the mud scraping bar 500 can be completed only by unscrewing the nut 512.

In some embodiments of the present invention, a reinforcing rod 420 is connected between the connecting shaft 400 and the mounting rod 410, and specifically, one end of the reinforcing rod 420 is fixedly connected to the connecting shaft 400, and the other end is fixedly connected to the middle of the mounting rod 410, so as to realize a triangular stable structure and reinforce the structural strength of the mounting rod 410.

In some embodiments of the present invention, the peripheral wall of the settling chamber 110 is provided with an inner flange 120 for supporting the inclined plate assembly 200, so as to implement installation and limitation of the inclined plate assembly 200, and the structure is simple and convenient to install.

In a further embodiment of the present invention, the swash plate assembly 200 includes an inner cylinder 210 and an outer cylinder 220, the inner cylinder 210 and the outer cylinder 220 are concentrically disposed, the swash plate 230 is disposed between the inner cylinder 210 and the outer cylinder 220, the outer cylinder 220 is in contact with the inner flange 120, and the swash plate 230 may be fixed to the inner cylinder 210 and the outer cylinder 220 by welding. The bottoms of the inner barrel 210 and the outer barrel 220 are fixedly connected through a connecting rod 240, an annular strip 250 is connected to the connecting rod 240, and the annular strip 250 contacts with the bottom of the inclined plate 230 to realize positioning.

In some embodiments of the present invention, the bottom end of the output shaft 310 is provided with a first connecting plate 320, the upper end of the connecting shaft 400 is provided with a second connecting plate 430, and the first connecting plate 320 and the second connecting plate 430 are provided with corresponding mounting holes and are connected and fixed by a fastener, which may be a bolt. The second coupling plate 430 is higher than the swash plate assembly 200 so that an operation space is not limited by the swash plate assembly 200 when it is conveniently mounted and dismounted. The second connection pad 430 is smaller in profile than the through hole 211 so that the second connection pad 430 can freely pass through the through hole 211 during mounting and dismounting, and structural interference and limitation are reduced.

In some embodiments of the present invention, a bearing 450 is installed between the outer circumferential wall of the connection shaft 400 and the inner wall of the through-hole 211 to achieve centering and stabilization of the middle of the connection shaft 400.

In some embodiments of the present invention, the outer circumferential wall of the connecting shaft 400 is provided with a protrusion 440 for the lower end of the bearing 450 to abut against, so as to realize the installation and positioning of the bearing 450.

In some embodiments of the present invention, the outer wall of the sedimentation tank 100 is provided with a water inlet tank 130 and an overflow tank 140, the water inlet tank 130 is communicated with the sedimentation chamber 110 through a water inlet hole 131, and the upper side wall of the water inlet tank 130 is provided with a water inlet 132 for sewage to enter. The upper peripheral wall of the settling chamber 110 is provided with an overflow port 141 to communicate with the overflow bath 140, and the bottom of the overflow bath 140 is provided with a drain port 142 to drain the clarified water. The overflow port 141 is located above the inclined plate assembly 200, and the water inlet hole 131 is located below the inclined plate assembly 200, so that it is ensured that water flow can pass through the inclined plate assembly 200, and the sedimentation effect is ensured.

The working principle is as follows:

sewage enters the sedimentation chamber 110 through the water inlet tank 130, impurities of the sewage flow upward to be in contact with the inclined plate and are attached to the inclined plate, when the impurities on the inclined plate are accumulated to a certain degree, the impurities automatically slide downward to the conical wall 112 and are finally discharged from the sludge outlet 111, and supernatant overflows to the overflow tank 140 and is discharged, so that water purification is realized. In addition, since all the impurities on the conical wall 112 cannot automatically slide into the sludge outlet 111, the rotating electrical machine 300 is started when the impurities accumulated on the conical wall 112 need to be cleaned.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A high density settling tank, comprising:

the sedimentation tank (100) is provided with a sedimentation cavity (110), the bottom of the sedimentation cavity (110) is provided with a sludge outlet (111), and the bottom of the sedimentation cavity (110) is provided with a conical wall (112) which is folded towards the sludge outlet (111);

the inclined plate assembly (200) is arranged in the sedimentation cavity (110), is provided with a through hole (211) which penetrates through the center up and down, and comprises a plurality of inclined plates (230) which are distributed at intervals along the circumferential direction of the through hole (211);

a rotary motor (300) which is mounted on the upper end of the sedimentation tank (100) and is provided with a rotatable output shaft (310);

the connecting shaft (400) is connected with the output shaft (310), part of the connecting shaft penetrates through the through hole (211), and the bottom of the connecting shaft is connected with an installation rod (410);

the mud scraping strip (500) is detachably and elastically movably arranged on the mounting rod (410), and the mud scraping strip (500) is attached to the conical wall (112) under the action of elastic force.

2. The high density settling tank of claim 1, wherein: the utility model discloses a mud scraper, including installation pole (410), scrape mud strip (500), be equipped with movable rod (510) of wearing to locate movable hole (411) on the installation pole (410), the cover is equipped with spring (520) on movable rod (510), spring (520) are located installation pole (410) and scrape between mud strip (500) for exert the elasticity towards cone wall (112) to scraping mud strip (500).

3. The high density settling tank of claim 2, wherein: the upper end of the movable rod (510) penetrates through the movable hole (411) and is provided with a threaded shaft (511), and the threaded shaft (511) is in threaded connection with a nut (512) with the outline larger than that of the movable hole (411).

4. A high density sedimentation tank as claimed in any one of claims 1 to 3, wherein: a reinforcing rod (420) is connected between the connecting shaft (400) and the mounting rod (410).

5. The high density settling tank of claim 1, wherein: the peripheral wall of the settling chamber (110) is provided with an inner flange (120) for supporting the inclined plate assembly (200).

6. The high density settling tank of claim 5, wherein: the inclined plate assembly (200) comprises an inner cylinder (210) and an outer cylinder (220), the inner cylinder (210) and the outer cylinder (220) are concentrically arranged, and the inclined plate (230) is arranged between the inner cylinder (210) and the outer cylinder (220).

7. The high density settling tank of claim 1, wherein: the bottom end of the output shaft (310) is provided with a first connecting disc (320), the upper end of the connecting shaft (400) is provided with a second connecting disc (430), the first connecting disc (320) and the second connecting disc (430) are provided with corresponding mounting holes and are fixedly connected through fasteners, the second connecting disc (430) is higher than the inclined plate assembly (200), and the outline of the second connecting disc (430) is smaller than the through hole (211).

8. The high density settling tank of claim 1, wherein: and a bearing (450) is arranged between the outer peripheral wall of the connecting shaft (400) and the inner wall of the through hole (211).

9. The high density settling tank of claim 8, wherein: the outer peripheral wall of the connecting shaft (400) is provided with a bulge (440) for the lower end of the bearing (450) to abut against.

10. The high density settling tank of claim 1, wherein: the sedimentation tank is characterized in that a water inlet groove (130) and an overflow groove (140) are arranged on the outer wall of the sedimentation tank (100), the water inlet groove (130) is communicated with a sedimentation cavity (110) through a water inlet hole (131), an overflow port (141) is formed in the peripheral wall of the upper end of the sedimentation cavity (110) to be communicated with the overflow groove (140), the overflow port (141) is located above the inclined plate assembly (200), and the water inlet hole (131) is located below the inclined plate assembly (200).