CN108408797A - A kind of domestic sewage treatment device - Google Patents

Abstract

The invention discloses domestic sewage treatment equipment, which comprises a treatment equipment body. Two grooves are opened on the bottom of the treatment equipment body. A fixed block is movably installed in the groove, and the bottom of the fixed block extends out of the groove. The bottom of the fixed block is rotatably installed with a rotating shaft, and the bottom of the rotating shaft is welded with a wheel block. The bottom of the wheel block is provided with a wheel slot, and the wheel is installed in the wheel slot. The inner wall of the two wheel slots is provided with a slide bar on the side away from each other. A through hole, a slide bar is slidably installed in the slide bar through hole, and both ends of the slide bar extend to the outside of the slide bar through hole, the side of the wheel close to the slide bar through hole is provided with a first fixing groove, and the slide bar is close to the side of the wheel One end is slidingly connected with the first fixing groove. The invention has the advantages of simple structure and convenient use, the processing equipment body is easy to move, and the wheel block is easy to disassemble, easy to operate, saves time, and is more helpful to people's use.

Description

A domestic sewage treatment equipment

technical field

The invention relates to the technical field of sewage treatment equipment, in particular to domestic sewage treatment equipment.

Background technique

Sewage treatment equipment is an industrial equipment that can effectively treat domestic sewage and industrial wastewater in urban areas. It prevents sewage and pollutants from flowing directly into waters, which is of great significance for improving the ecological environment, improving urban quality and promoting economic development.

At present, most of the existing domestic sewage treatment equipment is fixed, which is not easy to move. When it needs to be moved, it is very troublesome, time-consuming, and not conducive to people's use. Moreover, the mobile device needs to be maintained and maintained frequently, and it needs to be easy to disassemble. With the advancement of science and technology and the development of society, people have put forward higher requirements for sewage treatment equipment, so we have proposed a domestic sewage treatment equipment to solve the above problems.

Contents of the invention

The object of the present invention is to propose a kind of domestic sewage treatment equipment in order to solve the shortcomings existing in the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

A kind of domestic sewage treatment equipment, including a treatment equipment body, two grooves are opened on the bottom of the treatment equipment body, a fixed block is movably installed in the groove, and the bottom of the fixed block extends out of the groove, and the bottom of the fixed block A rotating shaft is installed for rotation, and the bottom of the rotating shaft is welded with a wheel block. The bottom of the wheel block is provided with a wheel slot, and a wheel is installed for rotation in the wheel slot. The inner wall of the two wheel slots is provided with a slide bar through hole on the side far away from each other. A slide bar is slidably installed in the through hole of the bar, and both ends of the slide bar extend out of the through hole of the slide bar, the side of the wheel close to the through hole of the slide bar is provided with a first fixing groove, and the end of the slide bar close to the wheel is connected to the first fixing groove. fixed groove sliding connection;

The inner wall of the top side of the slide bar through hole is provided with a positioning rod groove, and the positioning rod is slidably installed in the positioning rod groove, and the bottom end of the positioning rod extends to the outside of the positioning rod groove, and the top of the sliding rod is provided with a positioning groove, and the positioning groove is connected with the positioning rod. One end of the positioning rod located in the through hole of the sliding rod is matched, and the inner wall of the positioning rod groove away from the wheel is provided with a pull rod through hole, and a pull rod is slidably installed in the pull rod through hole, and both ends of the pull rod extend to the pull rod through hole Outside, one end of the pull rod located in the groove of the positioning rod is welded and fixed with the positioning rod.

Preferably, the inner walls on both sides of the groove are provided with fixed rod grooves, and a fixed rod is slidably installed in the fixed rod groove, and one end of the fixed rod extends to the outside of the fixed rod groove. The second fixing groove in the groove, the end of the fixing rod close to the fixing block is slidably connected with the second fixing groove, the side of the fixing rod away from the fixing block is provided with a first rotating shaft groove, and the first rotating shaft is installed in the first rotating shaft groove , and the first rotating shaft extends to the outside of the first rotating shaft groove, the inner wall of the fixed rod groove away from the fixed block is provided with a second rotating shaft groove, the second rotating shaft groove is connected to the first rotating shaft in rotation, and the fixed sleeve on the first rotating shaft is provided with The first bevel gear, the bottom of the processing equipment body is provided with a second rotating shaft, and the top of the second rotating shaft extends into the fixed rod groove, and the second rotating shaft is welded with the second bevel gear at one end in the fixed rod groove, the second The bevel gear meshes with the first bevel gear, and the bottom end of the second rotating shaft is welded with a handle.

Preferably, movable grooves are provided on the inner walls on both sides of the through hole of the sliding rod, and a first slide groove is provided on the inner wall of the movable groove away from the wheel side, and a first sliding block is slidably installed in the first slide groove, and The first slider extends out of the first chute. A connecting rod is rotatably installed on the first slider. Both sides of the slider are welded with connecting blocks. The end of the connecting rod away from the first sliding block is rotatably connected with the connecting block.

Preferably, a clamping rod is fixedly installed in the first chute, the first slider is slidably sleeved on the clamping rod, and the inner wall of the first chute away from the sliding rod is welded with a second sleeve sleeved on the clamping rod. A spring, the first spring is welded and fixed to the first slider.

Preferably, the inner walls on both sides of the positioning rod groove are provided with limiting grooves, the inner wall of the limiting groove close to the slide bar is welded with a second spring sleeved on the positioning rod, and the positioning rod is fixedly sleeved with The limit block is located in the limit groove, and the limit block is welded and fixed with the second spring.

Preferably, the inner walls on both sides of the fixed rod groove are provided with second sliding grooves, and the two sides of the fixed rod are welded with second sliding blocks, and the two second sliding blocks are respectively slidably installed in the two second sliding grooves Inside.

Preferably, internal threads are provided on the inner wall of the first rotating shaft groove, external threads are provided on the first rotating shaft, and the first rotating shaft groove is threadedly connected with the first rotating shaft.

Preferably, a bearing is sleeved in the groove of the second rotating shaft, and the bearing is fixedly installed on the first rotating shaft.

Compared with prior art, the beneficial effect of the present invention is:

By processing the device body, groove, fixed block, rotating shaft, wheel block, wheel groove, wheel, slide bar through hole, slide bar, first fixed groove, positioning rod groove, positioning rod, positioning groove, pull rod through hole, pull rod, Fixed rod groove, fixed rod, second fixed groove, first rotating shaft groove, first rotating shaft, second rotating shaft groove, first bevel gear, second rotating shaft, second bevel gear, handle, movable groove, first slide The cooperation of the groove, the first slider, the connecting rod and the connecting block, when the processing equipment body needs to be moved, firstly, the slider is moved in a direction away from the wheel, and when the slider slides out from the first fixing groove, the positioning The groove is aligned with the groove of the positioning rod, and the positioning rod slides in the direction close to the slide bar and enters the positioning groove to fix the slide bar. At this time, the wheels are rotated in the wheel grooves, and the rotation of the wheels drives the processing equipment body to move. When the device body moves to the desired position, align the first fixing groove with the through hole of the sliding rod, so that the pull rod drives the positioning rod to slide away from the sliding rod. When the positioning rod slides out of the positioning groove, the sliding rod moves closer to the sliding rod. The direction of the wheel slides and enters the first fixing groove to fix the wheel, thereby completing the moving work of the processing equipment body. When the wheel block needs to be removed, first, turn the handle so that the handle drives the second rotating shaft to rotate, and the second rotating shaft drives The second bevel gear rotates, the second bevel gear drives the first bevel gear to rotate, the second bevel gear drives the first rotating shaft to rotate, the rotation of the first rotating shaft drives the fixed rod to slide away from the fixed block, when the fixed rod After sliding out from the second fixing groove, the wheel block drives the fixing block to slide away from the processing equipment body, and the fixing block is completely slid out from the groove, thereby completing the disassembly of the wheel block.

The invention has the advantages of simple structure, convenient use, easy movement of the processing equipment body, easy disassembly and assembly of wheel blocks, easy operation, time saving and more helpful for people's use.

Description of drawings

Fig. 1 is the structural representation of a kind of domestic sewage treatment equipment that the present invention proposes;

Fig. 2 is a schematic structural view of part A of a kind of domestic sewage treatment equipment proposed by the present invention;

Fig. 3 is the structural representation of part B of a kind of domestic sewage treatment equipment proposed by the present invention;

Fig. 4 is the structural representation of part C of a kind of domestic sewage treatment equipment proposed by the present invention;

Fig. 5 is a schematic structural diagram of part D of a domestic sewage treatment equipment proposed by the present invention.

In the figure: 1 processing equipment body, 2 groove, 3 fixed block, 4 rotating shaft, 5 wheel block, 6 wheel groove, 7 wheel, 8 sliding rod through hole, 9 sliding rod, 10 first fixing groove, 11 positioning rod groove , 12 positioning rod, 13 positioning slot, 14 pull rod through hole, 15 pull rod, 16 fixed rod slot, 17 fixed rod, 18 second fixed slot, 19 first shaft slot, 20 first shaft, 21 second shaft slot, 22 The first bevel gear, the second rotating shaft of 23, the second bevel gear of 24, the handle of 25, the movable groove of 26, the first chute of 27, the first slide block of 28, the connecting rod of 29, the connecting block of 30.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Referring to Figures 1-5, a domestic sewage treatment equipment includes a treatment equipment body 1, two grooves 2 are opened on the bottom of the treatment equipment body 1, a fixed block 3 is movably installed in the groove 2, and the bottom of the fixed block 3 Extending to the outside of the groove 2, the bottom of the fixed block 3 is rotatably equipped with a rotating shaft 4, the bottom of the rotating shaft 4 is welded with a wheel block 5, the bottom of the wheel block 5 is provided with a wheel groove 6, and a wheel 7 is installed for rotation in the wheel groove 6. A slide bar through hole 8 is provided on the inner walls of the two wheel grooves 6 away from each other, a slide bar 9 is slidably installed in the slide bar through hole 8, and the two ends of the slide bar 9 all extend to the outside of the slide bar through hole 8, The side of the wheel 7 close to the slide bar through hole 8 is provided with a first fixing groove 10, and the end of the slide bar 9 close to the wheel 7 is slidably connected with the first fixing groove 10;

The inner wall of the slide bar through hole 8 top side is provided with a positioning rod groove 11, and the positioning rod 12 is slidably installed in the positioning rod groove 11, and the bottom end of the positioning rod 12 extends to the outside of the positioning rod groove 11, and the top of the sliding rod 9 is opened. Positioning groove 13 is arranged, and positioning groove 13 and positioning rod 12 are positioned at one end in slide bar through hole 8 and are adapted, and positioning rod groove 11 is provided with pull rod through hole 14 on the inner wall of one side away from wheel 7, and pull rod through hole 14 slides A pull rod 15 is installed, and both ends of the pull rod 15 extend to the outside of the pull rod through hole 14. One end of the pull rod 15 located in the positioning rod groove 11 is welded and fixed with the positioning rod 12. Through the processing equipment body 1, the groove 2, and the fixing block 3 , rotating shaft 4, wheel block 5, wheel groove 6, wheel 7, slide bar through hole 8, slide bar 9, first fixed groove 10, positioning rod groove 11, positioning rod 12, positioning groove 13, pull rod through hole 14, pull rod 15. Fixed rod groove 16, fixed rod 17, second fixed groove 18, first rotating shaft groove 19, first rotating shaft 20, second rotating shaft groove 21, first bevel gear 22, second rotating shaft 23, second conical gear The cooperation of gear 24, handle 25, movable groove 26, first chute 27, first slide block 28, connecting rod 29 and connecting block 30, when it is necessary to move the processing equipment body 1, at first, make the slide bar 9 move away from the wheel 7, when the slide bar 9 slides out from the first fixing slot 10, align the positioning slot 13 with the positioning bar slot 11, and the positioning bar 12 slides toward the direction close to the sliding bar 9 and enters the positioning slot 13, Fix the slide bar 9, at this moment, make the wheel 7 rotate in the wheel groove 6, the rotation of the wheel 7 drives the processing equipment body 1 to move, when the processing equipment body 1 moves to the required position, the first fixing groove 10 and the sliding The rod through holes 8 are aligned so that the pull rod 15 drives the positioning rod 12 to slide away from the sliding rod 9. When the positioning rod 12 slides out of the positioning groove 13, the sliding rod 9 slides toward the direction close to the wheel 7 and enters the first wheel 7. In the fixed groove 10, the wheel 7 is fixed, thereby completing the mobile work of the processing equipment body 1. When the wheel block 5 needs to be disassembled, at first, the handle 25 is turned so that the handle 25 drives the second rotating shaft 23 to rotate, and the second rotating shaft 23 drives The second bevel gear 24 rotates, the second bevel gear 24 drives the first bevel gear 22 to rotate, the first bevel gear 22 drives the first rotating shaft 20 to rotate, and the rotation of the first rotating shaft 20 drives the fixed rod 17 to move away from the fixed block 3, when the fixed rod 17 slides out of the second fixed groove 18, the wheel block 5 drives the fixed block 3 to slide away from the processing equipment body 1, and the fixed block 3 is completely slid out of the groove 2 , thus completing the disassembly of the wheel block 5, the present invention is simple in structure, easy to use, the processing equipment body 1 is easy to move, and the wheel block 5 is easy to disassemble, easy to operate, saves time, and is more conducive to people's use.

In this embodiment, the inner wall of both sides of the groove 2 is provided with a fixed rod groove 16, and a fixed rod 17 is slidably installed in the fixed rod groove 16, and one end of the fixed rod 17 extends to the outside of the fixed rod groove 16, and the fixed block 3 The two sides of both sides are all provided with the second fixed groove 18 that is positioned at groove 2, and one end of fixed rod 17 close to fixed block 3 is slidably connected with second fixed groove 18, and the side of fixed rod 17 away from fixed block 3 is provided with first Rotating shaft groove 19, the first rotating shaft groove 19 is rotatably installed with the first rotating shaft 20, and the first rotating shaft 20 extends to the outside of the first rotating shaft groove 19, and the inner wall of the fixed rod groove 16 away from the fixed block 3 is provided with a second rotating shaft Groove 21, the second rotating shaft groove 21 is rotationally connected with the first rotating shaft 20, the first bevel gear 22 is fixedly sleeved on the first rotating shaft 20, the bottom of the processing equipment body 1 is provided with a second rotating shaft 23, and the second rotating shaft 23 The top of the top extends into the fixed rod groove 16, and the second rotating shaft 23 is welded with a second bevel gear 24 at one end in the fixed rod groove 16, and the second bevel gear 24 is meshed with the first bevel gear 22, and the second rotating shaft The bottom end of 23 is welded with handle 25, all offers movable groove 26 on the inner wall of slide bar through hole 8 both sides, and movable groove 26 is provided with first chute 27 on the inner wall far away from wheel 7 side, first chute 27 A first slider 28 is installed slidingly inside, and the first slider 28 extends to the outside of the first chute 27, and a connecting rod 29 is installed on the first slider 28, and connecting blocks 30 are welded on both sides of the slider 9. , the end of the connecting rod 29 far away from the first slider 28 is rotationally connected with the connecting block 30, the first sliding slot 27 is fixedly installed with a clamping rod, the first sliding block 28 is slidingly sleeved on the clamping rod, and the first sliding slot 27 is away from The inwall on one side of the slide bar 9 is welded with the first spring that is sleeved on the clamp bar, and the first spring is welded and fixed with the first slide block 28, and the inwalls on both sides of the positioning bar groove 11 are all provided with limiting grooves. The second spring that is sleeved on the positioning rod 12 is welded on the inner wall of the groove near the slide bar 9 side, and the positioning rod 12 is fixedly sleeved with a limiting block positioned in the limiting groove, and the limiting block is welded to the second spring. Fixed, the inner wall on both sides of the fixed rod groove 16 is provided with a second chute, the two sides of the fixed rod 17 are welded with a second slider, and the two second sliders are respectively slidably installed in the two second chute , the inner wall of the first rotating shaft groove 19 is provided with internal threads, the first rotating shaft 20 is provided with external threads, the first rotating shaft groove 19 is threadedly connected with the first rotating shaft 20, the second rotating shaft groove 21 is sleeved with bearings, and the bearings are fixed Installed on the first rotating shaft 20, through the processing equipment body 1, groove 2, fixed block 3, rotating shaft 4, wheel block 5, wheel groove 6, wheel 7, slide bar through hole 8, slide bar 9, first fixed groove 10. Positioning rod groove 11, positioning rod 12, positioning groove 13, pull rod through hole 14, pull rod 15, fixing rod groove 16, fixing rod 17, second fixing groove 18, first rotating shaft groove 19, first rotating shaft 20, the first rotating shaft Two rotating shaft grooves 21, first bevel gear 22, second rotating shaft 23, second bevel gear 24, handle 25, movable groove 26, first chute 27, first slide block 28, connecting rod 29 and connecting block 30 cooperation, when needed When moving the processing equipment body 1, at first, make the slide bar 9 move away from the direction of the wheel 7. After the slide bar 9 slides out from the first fixing groove 10, align the positioning groove 13 with the positioning bar groove 11, and the positioning bar 12 slides toward the direction close to the slide bar 9 and enters the positioning groove 13, and fixes the slide bar 9. At this time, the wheel 7 is rotated in the wheel groove 6, and the rotation of the wheel 7 drives the processing equipment body 1 to move. When the processing equipment body 1. When moving to the desired position, align the first fixing groove 10 with the through hole 8 of the sliding rod, so that the pull rod 15 drives the positioning rod 12 to slide away from the sliding rod 9. When the positioning rod 12 slides out from the positioning groove 13 Finally, the slide bar 9 slides in the direction close to the wheel 7 and enters the first fixing groove 10 to fix the wheel 7, thereby completing the mobile work of the processing equipment body 1. When the wheel block 5 needs to be disassembled, at first, turn the handle 25, The handle 25 drives the second rotating shaft 23 to rotate, the second rotating shaft 23 drives the second bevel gear 24 to rotate, the second bevel gear 24 drives the first bevel gear 22 to rotate, and the first bevel gear 22 drives the first rotating shaft 20 Rotation, the rotation of the first rotating shaft 20 drives the fixed rod 17 to slide away from the fixed block 3, when the fixed rod 17 slides out from the second fixed groove 18, the wheel block 5 drives the fixed block 3 to move away from the processing equipment body 1 Slide in the direction of the fixed block 3 from the groove 2 to complete the disassembly of the wheel block 5, the present invention is simple in structure, easy to use, the processing equipment body 1 is easy to move, and the wheel block 5 is easy to disassemble It is easy to install, easy to operate, saves time, and is more conducive to people's use.

In this embodiment, when the processing device body 1 needs to be moved, firstly, the slide bar 9 is pulled to move the slide bar 9 in a direction away from the wheel 7, and when the slide bar 9 slides out from the first fixing groove 10, the positioning The groove 13 is aligned with the positioning rod groove 11. Under the action of the second spring, the positioning rod 12 slides towards the direction close to the sliding rod 9 and enters the positioning groove 13 to fix the sliding rod 9. At this time, the processing equipment body 1 is pushed. Make the wheel 7 rotate in the wheel groove 6, the rotation of the wheel 7 drives the processing equipment body 1 to move, when the processing equipment body 1 moves to the desired position, align the first fixing groove 10 with the slide bar through hole 8, and pull The pull rod 15 makes the pull rod 15 drive the positioning rod 12 to slide away from the sliding rod 9. When the positioning rod 12 slides out of the positioning groove 13, under the action of the first spring, the sliding rod 9 slides towards the direction close to the wheel 7 And enter in the first fixed groove 10, fixed wheel 7, thereby finished the moving work of processing equipment body 1, when needing to dismantle wheel block 5, at first, turn handle 25, make handle 25 drive second rotating shaft 23 to rotate, the second The second rotating shaft 23 drives the second bevel gear 24 to rotate, the second bevel gear 24 drives the first bevel gear 22 to rotate, the first bevel gear 22 drives the first rotating shaft 20 to rotate, and the rotation of the first rotating shaft 20 drives the fixed rod 17 Slide to the direction away from the fixed block 3, when the fixed rod 17 slides out from the second fixed groove 18, pull the wheel block 5, so that the wheel block 5 drives the fixed block 3 to slide away from the direction of the processing equipment body 1, and the fixed block 3 slides out completely from the groove 2, thereby completing the disassembly work of the wheel block 5.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (8)

1. a kind of domestic sewage treatment device, including processing equipment ontology（1）, which is characterized in that the processing equipment ontology（1） Bottom open up there are two groove（2）, groove（2）Inside it is movably installed with fixed block（3）, and fixed block（3）Bottom extend to Groove（2）Outside, fixed block（3）Lower rotation shaft is installed（4）, shaft（4）Bottom be welded with wheel block（5）, wheel Block（5）Bottom offer wheel slot（6）, wheel slot（6）Inside it is rotatablely equipped with wheel（7）, two wheel slots（6）It is located remotely from each other Slide bar through-hole is offered on the inner wall of side（8）, slide bar through-hole（8）Inside it is slidably fitted with slide bar（9）, and slide bar（9）Two End all extends to slide bar through-hole（8）Outside, wheel（7）Close to slide bar through-hole（8）Side offer the first fixing groove（10）, slide bar （9）Close to wheel（7）One end and the first fixing groove（10）It is slidably connected；

Slide bar through-hole（8）Positioning rod slot is offered on the inner wall of top side（11）, positioning rod slot（11）Inside it is slidably fitted with locating rod （12）, and locating rod（12）Bottom end extend to positioning rod slot（11）Outside, slide bar（9）Top offer locating slot（13）, fixed Position slot（13）With locating rod（12）Positioned at slide bar through-hole（8）Interior one end is adapted, positioning rod slot（11）Far from wheel（7）Side Inner wall on offer tension rod thru-hole（14）, tension rod thru-hole（14）Inside it is slidably fitted with pull rod（15）, and pull rod（15）Both ends All extend to tension rod thru-hole（14）Outside, pull rod（15）Positioned at positioning rod slot（11）Interior one end and locating rod（12）It is welded and fixed.

2. a kind of domestic sewage treatment device according to claim 1, which is characterized in that the groove（2）Both sides it is interior Fixed bar groove is offered on wall（16）, fixed bar groove（16）Inside it is slidably fitted with fixed link（17）, and fixed link（17）One End extends to fixed bar groove（16）Outside, fixed block（3）Both sides offer positioned at groove（2）The second interior fixing groove（18）, Fixed link（17）Close to fixed block（3）One end and the second fixing groove（18）It is slidably connected, fixed link（17）Far from fixed block（3） Side offer first rotating shaft slot（19）, first rotating shaft slot（19）Inside it is rotatablely equipped with first rotating shaft（20）, and first rotating shaft （20）Extend to first rotating shaft slot（19）Outside, fixed bar groove（16）Far from fixed block（3）Second turn is offered on the inner wall of side Axial trough（21）, the second rotary axis groove（21）With first rotating shaft（20）Rotation connection, first rotating shaft（20）Upper fixing sleeve is equipped with the first cone Shape gear（22）, processing equipment ontology（1）Bottom be equipped with the second shaft（23）, and the second shaft（23）Top extend to it is solid Fixed pole slot（16）It is interior, the second shaft（23）Positioned at fixed bar groove（16）Interior one end is welded with the second angular wheel（24）, second Angular wheel（24）With the first angular wheel（22）It is meshed, the second shaft（23）Bottom end be welded with handle（25）.

3. a kind of domestic sewage treatment device according to claim 1, which is characterized in that the slide bar through-hole（8）Both sides Inner wall on offer loose slot（26）, loose slot（26）Far from wheel（7）The first sliding groove is offered on the inner wall of side （27）, the first sliding groove（27）Inside it is slidably fitted with the first sliding block（28）, and the first sliding block（28）Extend to the first sliding groove（27）Outside, First sliding block（28）On be rotatablely equipped with connecting rod（29）, slide bar（9）Both sides be welded with link block（30）, connecting rod（29）It is separate First sliding block（28）One end and link block（30）Rotation connection.

4. a kind of domestic sewage treatment device according to claim 3, which is characterized in that the first sliding groove（27）It is interior solid Dingan County is equipped with kelly, the first sliding block（28）It is slidably located on kelly, the first sliding groove（27）Far from slide bar（9）On the inner wall of side It is welded with the first spring being set on kelly, the first spring and the first sliding block（28）It is welded and fixed.

5. a kind of domestic sewage treatment device according to claim 1, which is characterized in that the positioning rod slot（11）Both sides Inner wall on offer limiting slot, limiting slot is close to slide bar（9）It is welded on the inner wall of side and is set in locating rod（12）On Second spring, locating rod（12）Upper fixing sleeve is equipped with the limited block being located in limiting slot, and limited block and second spring welding are solid It is fixed.

6. a kind of domestic sewage treatment device according to claim 2, which is characterized in that the fixed bar groove（16）Both sides Inner wall on offer second sliding slot, fixed link（17）Both sides be welded with the second sliding block, two the second sliding blocks are slided respectively It is dynamic to be mounted in two second sliding slots.

7. a kind of domestic sewage treatment device according to claim 2, which is characterized in that the first rotating shaft slot（19）'s Inner wall is equipped with internal thread, first rotating shaft（20）It is equipped with external screw thread, first rotating shaft slot（19）With first rotating shaft（20）Screw thread connects It connects.

8. a kind of domestic sewage treatment device according to claim 2, which is characterized in that second rotary axis groove（21）It is interior It is arranged with bearing, bearing is fixedly mounted on first rotating shaft（20）On.