CN220159385U

CN220159385U - Sewage pretreatment equipment

Info

Publication number: CN220159385U
Application number: CN202321443737.1U
Authority: CN
Inventors: 李丹; 张春有; 张春生; 王志福; 张明玉
Original assignee: Daqing Hyde Energy Technology Development Co ltd
Current assignee: Daqing Hyde Energy Technology Development Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-12-12
Anticipated expiration: 2033-06-08

Abstract

The utility model discloses sewage pretreatment equipment, which relates to the technical field of sewage treatment and comprises a box body, wherein a first auger is rotatably arranged on the inner wall of the box body, an arc-shaped filter screen fixed with the inner wall of the box body is arranged below the first auger, a second auger rotatably connected with the inner wall of the box body is arranged below the arc-shaped filter screen, a screen frame is arranged above the first auger, a filter screen is fixed on the inner wall of the screen frame, two groups of oval plates are fixed at the bottom end of the screen frame, and a plurality of groups of connecting beams are welded between the two groups of oval plates. According to the utility model, the filter screen filters the hard objects in the sewage entering the box body, so that the damage of the objects caused by the contact of the filter screen and the auger is avoided, the service life of the auger is further prolonged, meanwhile, the auger rotates to convey the sludge, and meanwhile, the filter is indirectly driven to rise and fall, the hard objects filtered on the surface of the filter screen are discharged through the discharge port, the pressure on the filter screen is reduced, manual cleaning is not needed, and the purposes of high efficiency and convenience are realized.

Description

Sewage pretreatment equipment

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to sewage pretreatment equipment.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirements of being discharged into a certain water body or reused. In the sewage treatment work, scenic spot sewage mainly comes from catering and domestic sewage, has a large amount and dispersion characteristics, and is generally concentrated in the nearby matched construction sewage treatment plants of scenic spots.

The sewage pretreatment technology disclosed by the patent publication CN213609995U in China is used for searching, wherein solid garbage is kept on the filter plate through the filter plate, and the solid garbage on the filter plate is discharged out of the box body through a first sewage outlet under the rotation of a first auger; the sewage seeps out from the filter plate and is discharged out of the box body through a second sewage outlet at the bottom of the box body, so as to perform solid-liquid separation pretreatment on the sewage in the scenic region.

However, hard objects exist in the sludge, and the auger affects the sludge when conveying the sludge, even damages the auger, so that the filtered sludge cannot be conveyed.

Disclosure of Invention

Based on this, it is an object of the present utility model to provide a sewage pretreatment apparatus to solve the technical problems set forth in the background above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sewage pretreatment equipment, includes the box, the inner wall rotation of box is equipped with the auger No. one, the below of auger No. one is equipped with the arc filter screen fixed with the box inner wall, the below of arc filter screen is equipped with the auger No. two of being connected with the box inner wall rotation, no. one auger top is equipped with the screen frame, the inner wall of screen frame is fixed with the filter screen, two sets of atress roof beams of bottom mounting of screen frame, two sets of the welding has the multiunit tie beam between the atress roof beam, every set of the below of atress roof beam is equipped with the bull stick of being connected with the box inner wall rotation, the outer wall of bull stick is fixed with oval dish, the bin outlet that runs through to the box outer wall has been seted up to the inner wall about the box, the outer wall of box is located the below of bin outlet is equipped with the collection frame.

Preferably, one end of the second auger extends out of the outer side of the box, the outer wall of the second auger is connected with the contact position of the box through a bearing, one end of the first auger extends out of the outer side of the box and is in belt transmission with the outer wall of the second auger, the outer wall of the first auger is connected with the box through a bearing, a driving motor is mounted on the outer wall of the box, and the output end of the driving motor is in butt joint with the end part of the first auger through a coupling.

Preferably, the inner wall of the first auger and the contact position of the other end of the second auger are provided with the water outlet, the inner wall of the water outlet is fixedly provided with the support frame and is connected with the end part of the second auger through the bearing, the outer wall of the box body is provided with the water outlet pipe in butt joint with the water outlet, the contact position of the box body and the other end of the first auger is provided with the sewage outlet, the inner wall of the sewage outlet is fixedly provided with the cross support frame and is connected with the end part of the first auger through the bearing, and the outer wall of the box body is fixedly provided with the sewage mud pipe in butt joint with the sewage outlet.

Preferably, the action outer wall of box is located and collects the frame bottom and is equipped with the brace table, and brace table top and collects the frame bottom and adsorb fixedly through the magnetic path.

Preferably, the outer walls of the two groups of stress beams are provided with sliding strips extending into the box body, and the contact positions of the inner walls of the box body and the sliding strips are provided with identical travel grooves.

Preferably, each group of connecting beams is welded with a reinforcing rib at the top end, and the reinforcing ribs are fixedly connected with the bottom end of the net frame.

Preferably, one end of the rotating rod is connected with the outer wall of the second auger through a driving belt, and the two groups of rotating rods are driven through a driven belt.

In summary, the utility model has the following advantages:

according to the utility model, the filter screen filters the hard objects in the sewage entering the box body, so that the damage of the objects caused by the contact of the filter screen and the auger is avoided, the service life of the auger is further prolonged, meanwhile, the auger rotates to convey the sludge, and meanwhile, the filter is indirectly driven to rise and fall, the hard objects filtered on the surface of the filter screen are discharged through the discharge port, the pressure on the filter screen is reduced, manual cleaning is not needed, and the purposes of high efficiency and convenience are realized.

Drawings

FIG. 1 is a front cut-away view of the present utility model;

FIG. 2 is a block diagram of a support beam of the present utility model;

fig. 3 is a top view of the filter screen of the present utility model.

In the figure: 100. a case; 101. a discharge port; 102. a travel groove;

110. a first auger; 120. an arc-shaped filter screen; 130. a second auger; 140. a sludge discharge pipe; 150. a drain pipe; 160. a screen frame; 161. a filter screen; 170. a rotating rod; 171. an oval plate; 180. a force beam; 181. a slide bar; 182. a connecting beam; 190. and (5) a collecting frame.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-3, including box 100, the inner wall rotation of box 100 is equipped with auger No. one 110, auger No. one 110's below is equipped with the fixed arc filter screen 120 of inner wall with box 100, arc filter screen 120's below is equipped with the auger No. two 130 of being connected with box 100 inner wall rotation, auger No. one 110 top is equipped with frame 160, the inner wall of frame 160 is fixed with filter screen 161, two sets of atress roof beams 180 of bottom mounting of frame 160, the welding has multiunit tie-beam 182 between two sets of atress roof beams 180, the below of every group atress roof beam 180 is equipped with the bull stick 170 of being connected with box 100 inner wall rotation, the outer wall of bull stick 170 is fixed with oval dish 171, the left and right sides inner wall of box 100 is seted up and is run through to the bin 100 outer wall discharge port 101's below is equipped with the one end extension outside box 100 of collecting frame 190 No. two auger 130, and No. two auger 130 outer wall and box 100 contact position department pass through the bearing connection, no. one motor outer wall and box 100 is connected with box 100 through the bearing, the drive end of box 100 is passed through with box 100, the output shaft coupling is installed to the outer wall through with box 100.

Sewage enters the box body 100 from top to bottom, large-volume hard blocks are retained on the upper surface of the filter screen 161, the sludge and water fall to the top end of the arc-shaped filter screen 120 below through the filter screen 161, the sludge at the top end of the arc-shaped filter screen 120 is discharged through the first auger 110, the sewage falls to the bottom end of the box body 100 through the top end of the arc-shaped filter screen 120, and then the sewage is pushed to be discharged through the second auger 130;

the first auger 110 rotates and drives the two groups of rotating rods 170 to synchronously rotate along with the first auger, the oval disc 171 on the outer wall of the rotating rods 170 extrudes the stress beam 180 and the filter screen 161 to rise, so that the two ends of the filter screen 161 are flush with the discharge port 101, hard objects on the upper surface of the filter screen 161 slide or roll along the inclined surfaces of the filter screen, the hard objects fall into the collecting frame 190 on the outer wall of the box body 100 through the discharge port 101, the oval disc 171 continues to rotate and reset by means of the self weight of the filter screen 161 and the stress beam 180, the continuous lifting of the filter screen 161 is realized, the height difference can be generated on hard object blocks on the upper surface of the filter screen 161, the hard objects can be driven to slide or roll, and the hard objects can be conveniently discharged out of the outer side.

Referring to fig. 1, a water outlet is formed at a contact position between an inner wall of the first auger 110 and the other end of the second auger 130, a supporting frame is fixed on the inner wall of the water outlet and is connected with the end of the second auger 130 through a bearing, a drain pipe 150 in butt joint with the water outlet is arranged on the outer wall of the box 100, a drain outlet is formed at a contact position between the box 100 and the other end of the first auger 110, a cross supporting frame is fixed on the inner wall of the drain outlet and is connected with the end of the first auger 110 through a bearing, and a mud drain pipe 140 in butt joint with the drain outlet is fixed on the outer wall of the box 100.

The end part of the second auger 130 is supported by the support frame in the water outlet, so that the second auger can stably rotate to enable sewage to enter the water outlet and finally be discharged through the water outlet pipe 150; the cross support frame on the inner wall of the sewage outlet has a supporting effect on the first auger 110, so that the first auger can stably rotate to convey the sludge into the sewage sludge pipe 140 through the sewage outlet.

Referring to fig. 1, a supporting table is disposed on the outer wall of the box 100 at the bottom of the collecting frame 190, and the top of the supporting table and the bottom of the collecting frame 190 are fixed by magnetic blocks.

The collection frame 190 is supported and fixed for collecting the discharged hard mass.

Referring to fig. 1 and 2, the outer walls of the two groups of stress beams 180 are provided with sliding strips 181 extending into the box 100, and the contact positions of the inner walls of the box 100 and the sliding strips 181 are provided with identical travel grooves 102.

The lifting stress beam 180 has a stable and directional lifting effect, so that the lifting stress beam can lift and lower back and forth along the travel slot 102.

Referring to fig. 1, a reinforcing rib is welded to the top end of each set of connecting beams 182, and the reinforcing ribs are fixedly connected to the bottom end of the frame 160.

The gravity of the filter screen 161 against the sludge or hard objects is enhanced, and the deformation of the filter screen is prevented from affecting the sewage treatment work.

Referring to fig. 1, one end of the first auger 110 extends out of the case 100 and is driven by a belt with the outer wall of the second auger 130, one end of the rotating rod 170 is connected with the outer wall of the second auger 130 by a driving belt, and two groups of rotating rods 170 are driven by a driven belt.

The first auger 110 drives the second auger 130 to synchronously rotate through the belt, and under the action of the driving belt and the driven belt, the two groups of rotating rods 170 rotate along with the belt, so that the filter screen 161 can be lifted up and down reciprocally.

When the sewage treatment device is used, sewage enters the box body 100 from top to bottom, large-volume hard objects are retained on the upper surface of the filter screen 161, sludge and water fall to the top end of the arc-shaped filter screen 120 below through the filter screen 161, the sludge at the top end of the arc-shaped filter screen 120 is discharged through the first auger 110, the sewage falls to the bottom end of the box body 100 through the top end of the arc-shaped filter screen 120, and then the sewage is pushed to be discharged through the second auger 130;

the first auger 110 rotates and drives the two groups of rotating rods 170 to synchronously rotate, and the oval disc 171 on the outer wall of the rotating rods 170 extrudes the stress beam 180 and the filter screen 161 to rise, so that the two ends of the filter screen 161 are flush with the discharge port 101, and hard objects on the upper surface of the filter screen 161 slide or roll along the inclined plane of the filter screen, and drop into the collecting frame 190 on the outer wall of the box body 100 through the discharge port 101.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. Sewage pretreatment equipment, including box (100), its characterized in that: the inner wall rotation of box (100) is equipped with auger (110), the below of auger (110) is equipped with arc filter screen (120) fixed with box (100) inner wall, the below of arc filter screen (120) is equipped with auger (130) No. two of being connected with box (100) inner wall rotation, auger (110) top is equipped with frame (160), the inner wall of frame (160) is fixed with filter screen (161), two sets of atress roof beam (180) of bottom mounting of frame (160), A plurality of groups of connecting beams (182) are welded between the two groups of stress beams (180), a rotating rod (170) rotationally connected with the inner wall of the box body (100) is arranged below each group of stress beams (180), an elliptical disc (171) is fixed on the outer wall of the rotating rod (170), a discharge opening (101) penetrating through the outer wall of the box body (100) is formed in the left and right inner walls of the box body (100), and a collecting frame (190) is arranged below the discharge opening (101) on the outer wall of the box body (100).

2. A wastewater pretreatment apparatus according to claim 1, wherein: one end of a second auger (130) extends out of the outer side of the box body (100), the outer wall of the second auger (130) is connected with the contact position of the box body (100) through a bearing, one end of a first auger (110) extends out of the outer side of the box body (100) and is in belt transmission with the outer wall of the second auger (130), the outer wall of the first auger (110) is connected with the box body (100) through a bearing, a driving motor is mounted on the outer wall of the box body (100), and the output end of the driving motor is in butt joint with the end part of the first auger (110) through a coupling.

3. A wastewater pretreatment apparatus according to claim 1, wherein: the inner wall of auger (110) and auger (130) other end contact position department have seted up the outlet, and the fixed support frame of inner wall of outlet and pass through bearing connection with auger (130) tip No. two, the outer wall of box (100) is equipped with drain pipe (150) with the outlet butt joint, drain has been seted up with auger (110) other end contact position department to box (100), and drain inner wall is fixed with cross support frame and passes through bearing connection with auger (110) tip, the outer wall of box (100) is fixed with drain mud pipe (140) with drain butt joint.

4. A wastewater pretreatment apparatus according to claim 1, wherein: the action outer wall of box (100) is located and collects frame (190) bottom and is equipped with the brace table, and brace table top and collection frame (190) bottom pass through the magnetic path and adsorb fixedly.

5. A wastewater pretreatment apparatus according to claim 1, wherein: the outer walls of the two groups of stress beams (180) are provided with sliding strips (181) extending into the box body (100), and the contact positions of the inner walls of the box body (100) and the sliding strips (181) are provided with identical travel grooves (102).

6. A wastewater pretreatment apparatus according to claim 1, wherein: and reinforcing ribs are welded at the top ends of the connecting beams (182) of each group, and are fixedly connected with the bottom ends of the net frames (160).

7. A wastewater pretreatment apparatus according to claim 1, wherein: one end of the rotating rod (170) is connected with the outer wall of the second auger (130) through a transmission belt, and the two groups of rotating rods (170) are transmitted through a driven belt.