CN213171560U

CN213171560U - Scrape sediment machine chain anti-drop fracture structure

Info

Publication number: CN213171560U
Application number: CN202021562724.2U
Authority: CN
Inventors: 陈为敬; 张静
Original assignee: Qingdao Gold Hisun Environment Protection Equipment Co ltd
Current assignee: Qingdao Gold Hisun Environment Protection Equipment Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-05-11
Anticipated expiration: 2030-07-31

Abstract

The utility model provides a scraper chain anti-drop fracture structure, which comprises a frame arranged above an air floatation tank, wherein the frame is provided with a chain transmission mechanism, two side walls are both provided with an upper chain track and a lower chain track for supporting chains, the two chains are also simultaneously connected with a limiting tensioning assembly, and the limiting tensioning assembly is movably connected with the upper chain track or the lower chain track in a contact way; still be provided with the reset assembly that is used for preventing the chain wrench movement on the lateral wall, reset assembly and the inside portion contact of chain are supported and are leaned on. The utility model provides a scrape sediment machine chain anti-drop fracture structure is scraping the in-process of sediment, has prevented that the chain from droing cracked technological problem, through setting up spacing tensioning assembly, has avoided not hard up of chain, through being provided with reset assembly, has avoided the chain because the wrench movement is too big and breaking occur, has improved the efficiency of scraping the sediment.

Description

Scrape sediment machine chain anti-drop fracture structure

Technical Field

The utility model relates to a sewage treatment device technical field especially relates to a scrape sediment machine chain anti-drop rupture structure.

Background

Air supporting is the important equipment in the water treatment process, it can be fast and effectual completion sewage in solid-liquid separation (or water oil separating), the sediment machine of scraping in present advection formula air supporting pond, mainly adopt chain sprocket drive mechanism, this mechanism includes the action wheel, from driving wheel and chain, the scraper blade is fixed on the chain, drive the scraper blade through the transmission of chain and scrape the sediment operation, start from one side of cell body, utilize the scraper blade with pond face dross propelling movement to the slag bath of bottom of the pool opposite side, like this at whole sediment in-process of scraping, the dross of pond face all can receive the disturbance.

Because chain length is generally longer, can arouse not hard up of chain, consequently need to its tensioning, among the prior art, some scrape the sediment machine and used tensioning sprocket, some have used gyro wheel and U-shaped bracket, because tensioning sprocket and support fixed connection, the chain still can take place to become flexible after using a period of time, this leads to the scraper blade position to descend, scrapes the efficiency reduction of sediment, and in addition, the chain also drops easily even fracture. Therefore, how to prevent the chain from falling off and breaking becomes a technical problem which needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scrape sediment machine chain anti-drop fracture structure has solved how at the in-process of scraping the sediment, prevents that the chain from droing cracked technological problem, through setting up spacing tensioning assembly, has avoided not hard up of chain, through being provided with reset assembly, has avoided the chain because the wrench movement is too big and breaks off, has improved the efficiency of scraping the sediment.

An anti-drop fracture structure for a chain of a slag scraper comprises a frame arranged above an air floatation tank, wherein the frame comprises four side walls and a top cover, a scraper is arranged on the frame, the scraper is connected with a driving device arranged on the side walls, the driving device comprises two chains which are parallel to each other and vertically arranged, a driving chain wheel and a driven chain wheel which are respectively arranged at two ends of the chain, a driving wheel shaft which is coaxially connected with the two driving chain wheels, a driven wheel shaft which is coaxially connected with the two driven chain wheels and a power mechanism which is connected with the driving wheel shaft, and two ends of the scraper are respectively connected with the two chains;

an upper chain track and a lower chain track for supporting the chains are arranged on the two side walls, the two chains are also simultaneously connected with a limiting and tensioning assembly, and the limiting and tensioning assembly is movably connected with the upper chain track or the lower chain track in a contact manner;

still be provided with on the lateral wall and be used for preventing the subassembly that resets that the chain was wrench movement, the subassembly that resets with the inside portion contact of chain is supported and is leaned on.

The upper end face of the upper chain track is provided with a first open slot, the upper end face of the lower chain track is provided with a second open slot, and the limiting tensioning assembly is movably arranged on the first open slot or the second open slot.

The limiting and tensioning assembly comprises a first roller and a second roller which are respectively arranged on the two upper chain tracks and a connecting shaft, two ends of the connecting shaft are respectively coaxially connected with the first roller and the second roller, and the first roller and the second roller roll along the first open slot or the second open slot; the connecting shaft is connected to the chain plate of the chain through a fixing plate.

The two limiting tensioning assemblies are respectively in contact connection with different chain tracks.

The reset assembly comprises a positioning block, a first wheel shaft and a second wheel shaft which are vertically arranged with the positioning block, a first fixed wheel and a second fixed wheel, wherein the positioning block is fixedly arranged on the side wall, the first fixed wheel is coaxially connected to the first wheel shaft, and the second fixed wheel is coaxially connected to the second wheel shaft;

the first fixed wheel and the second fixed wheel are in contact with the inner side face of the lower portion of the chain.

And two ends of the connecting shaft are respectively connected with the first roller and the second roller through bearings.

And sealing boxes are arranged at positions close to the driving wheel shaft and the driven wheel shaft, the sealing boxes are arranged at the outer side of the frame, bearing seats are arranged in the sealing boxes, bearings are arranged on the bearing seats, and the driving wheel shaft and the driven wheel shaft penetrating through the side walls are connected with the bearings.

One end of the frame is provided with a slag collecting groove integrated with the frame, the slag collecting groove is in an inverted cone shape, and the bottom of the slag collecting groove is provided with a slag outlet.

The utility model discloses reach following effect of showing:

(1) by adopting the structure, the chain runs under the supporting action of the upper and lower chain tracks, and the condition of height change of the scraper cannot be generated; in addition, when the chain is too long, the chain is easy to separate from the track and even breaks, and after the limiting tensioning assembly is arranged, the chain is prevented from separating from the track, so that the motion track of the chain is more stable;

(2) when the scraper blade is close to the export in air supporting pond, under the effect of a large amount of dross, the scraper blade receives reverse effort, and this effort is opposite with the direction of motion of scraper blade for the scraper blade has the pivoted tendency, makes to produce the wrench movement between scraper blade and the chain, and serious case causes the fracture of chain, is provided with reset assembly, under the effect of tight pulley one and tight pulley two, flattens the chain of wrench movement, has guaranteed the steady of chain operation, has avoided the fracture of chain.

Drawings

Fig. 1 is a schematic view of the anti-drop fracture structure of the present invention.

Fig. 2 is a structural diagram of the scraper of the present invention.

Figure 3 is the structure diagram of the middle limit tensioning assembly of the utility model.

Fig. 4 is a connection structure diagram of the reset module of the present invention.

Wherein the reference numerals are: 1. a side wall; 2. a chain; 3. a drive sprocket; 3-1, driving wheel shaft; 4. a lower chain track; 5. a squeegee; 6. a power mechanism; 7. an upper chain track; 8. a limiting and tensioning assembly; 8-1, connecting shaft; 8-2, a first roller; 8-3, a second roller; 9. a reset assembly; 9-1, positioning blocks; 9-2, fixing the first wheel; 9-3 and a second fixed wheel.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is described below by way of specific embodiments.

Referring to fig. 1 and 2, the anti-drop fracture structure of the chain of the slag scraper comprises a frame arranged above an air floatation tank, the frame comprises four side walls 1 and a top cover, a scraper 5 is arranged on the frame, the scraper 5 is connected with a driving device arranged on the side walls 1, the driving device comprises two chains 2 which are parallel to each other and are vertically arranged, a driving chain wheel 3 and a driven chain wheel which are respectively arranged at two ends of the chains 2, the chain scraper comprises a driving wheel shaft 3-1 coaxially connected with two driving chain wheels 3, driven wheel shafts coaxially connected with two driven chain wheels and a power mechanism 6 connected with the driving wheel shafts, wherein the power mechanism 6 is arranged on a side wall, two ends of a scraper 5 are respectively connected with two chains 2, an upper chain rail 7 and a lower chain rail 4 for supporting the chains 2 are arranged on the two side walls 1, the two chains 2 are also simultaneously connected with a limiting tensioning assembly 8, and the limiting tensioning assembly 8 is movably connected with the upper chain rail 7 or the lower chain rail 4 in a contact manner;

the side wall 1 is also provided with a resetting component 9 for preventing the chain 2 from twisting, and the resetting component 9 is contacted and abutted with the inner side part of the chain 2.

The upper end face of the upper chain track 7 is provided with a first open slot, the upper end face of the lower chain track 4 is provided with a second open slot, and the limiting tensioning assembly 8 is movably arranged on the first open slot or the second open slot.

Referring to fig. 3, the limiting and tensioning assembly 8 comprises a first roller 8-2 and a second roller 8-3 which are respectively arranged on the two upper chain tracks 7, and a connecting shaft 8-1 of which two ends are respectively coaxially connected with the first roller 8-2 and the second roller 8-3, and the first roller 8-2 and the second roller 8-3 roll along the first opening slot or the second opening slot; the connecting shaft 8-1 is connected to the chain plate of the chain 2 through a fixing plate.

The two limiting and tensioning assemblies 8 are respectively in contact connection with different chains 2.

Referring to fig. 4, the reset assembly 9 includes a positioning block 9-1, a first wheel shaft and a second wheel shaft vertically arranged with the positioning block 9-1, a first fixed wheel 9-2 and a second fixed wheel 9-3, the positioning block 9-1 is fixedly arranged on the side wall 1, the first fixed wheel 9-2 is coaxially connected to the first wheel shaft, and the second fixed wheel 9-3 is coaxially connected to the second wheel shaft;

the first fixed wheel 9-2 and the second fixed wheel 9-3 are in contact with the inner side face of the lower portion of the chain 2.

Two ends of the connecting shaft 8-1 are respectively connected with the first roller 8-2 and the second roller 8-3 through bearings.

And sealing boxes are arranged at positions close to the driving wheel shaft 3-1 and the driven wheel shaft, the sealing boxes are arranged at the outer side of the frame, bearing seats are arranged in the sealing boxes, bearings are arranged on the bearing seats, and the driving wheel shaft 3-1 and the driven wheel shaft penetrating through the side wall 1 are connected with the bearings.

The utility model discloses a concrete working process:

in the utility model, the slag scraper is provided with a chain 2 anti-drop fracture structure, the scraper 5 is arranged between two chains 2 at regular intervals, the two side walls 1 of the frame are provided with the chain 2 tracks matched with the chains 2, the upper chain track 7 and the upper chain track 7 are included, and the upper chain track 7 and the lower chain track 4 can be angle steel arranged on the side wall 1;

a limiting tensioning assembly 8 is further arranged between the two chains 2, because the chains 2 are long, the chains 2 are easy to loosen in the operation process, so that the height of the scraper 5 is changed, the slag hanging quality is affected, and after the upper and lower chain rails 4 are arranged, the chains 2 can operate under the supporting action of the rails, and the condition that the height of the scraper 5 is changed is avoided;

the chain 2 is easy to separate from the track even if being too long, and the chain 2 cannot separate from the track after the resetting component 9 is arranged, so that the motion track of the chain 2 can be more stable under the action of the first fixed wheel 9-2 and the second fixed wheel 9-3;

for better practice of this patent, it is necessary to briefly describe the subsequent operations after scraping the slag: the integral type air floatation device comprises a frame, a slag collecting groove, a blowing bracket, a blowing component, an integral frame, a slag scraping mechanism, an upper rail, a lower rail, a sealing box and a sealing box, wherein the slag collecting groove is integrated with the frame, the bottom of the slag collecting groove is provided with a slag outlet, the blowing bracket is arranged in the slag collecting groove, the blowing component is arranged on the blowing bracket, the integral frame is provided with the slag scraping mechanism, the upper rail and the lower rail and the sealing box can be conveniently arranged, the whole air floatation device is convenient to overhaul, the sealing cover plate is arranged on the frame, the slag collecting groove is integrally arranged on the integral frame, the slag scraping device and the slag collecting groove can be integrally mounted and dismounted, and the integral type air floatation device is; since the technical contents of this section are not the innovative points of this patent and are easily implemented in the prior art, they are not illustrated in the drawings and will not be described in detail herein.

The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.

Claims

1. An anti-drop fracture structure for a chain of a slag scraper comprises a frame arranged above an air floatation tank, wherein the frame comprises four side walls and a top cover, a scraper is arranged on the frame, the scraper is connected with a driving device arranged on the side walls, the driving device comprises two chains which are parallel to each other and vertically arranged, a driving chain wheel and a driven chain wheel which are respectively arranged at two ends of the chain, a driving wheel shaft which is coaxially connected with the two driving chain wheels, a driven wheel shaft which is coaxially connected with the two driven chain wheels and a power mechanism which is connected with the driving wheel shaft, and two ends of the scraper are respectively connected with the two chains; the chain tensioning device is characterized in that an upper chain track and a lower chain track for supporting the chains are arranged on the two side walls, the two chains are also simultaneously connected with a limiting tensioning assembly, and the limiting tensioning assembly is movably connected with the upper chain track or the lower chain track in a contact manner;

2. The anti-drop breaking structure of the chain of the slag scraper according to claim 1, wherein the upper end face of the upper chain rail is provided with a first open slot, the upper end face of the lower chain rail is provided with a second open slot, and the limiting tensioning assembly is movably arranged on the first open slot or the second open slot.

3. The structure for preventing the chain of the slag scraper from falling off and breaking as claimed in claim 2, wherein the limiting and tensioning assembly comprises a first roller and a second roller which are respectively arranged on the two upper chain rails, and a connecting shaft of which two ends are respectively coaxially connected with the first roller and the second roller, and the first roller and the second roller roll along the first open slot or the second open slot; the connecting shaft is connected to the chain plate of the chain through a fixing plate.

4. The structure of claim 3, wherein the two limiting tension assemblies are respectively connected with different chain tracks in a contact manner.

5. The structure for preventing the chain of the slag scraper from falling off and breaking as claimed in claim 4, wherein the resetting component comprises a positioning block, a first wheel shaft and a second wheel shaft vertically arranged with the positioning block, a first fixed wheel and a second fixed wheel, the positioning block is fixedly arranged on the side wall, the first fixed wheel is coaxially connected to the first wheel shaft, and the second fixed wheel is coaxially connected to the second wheel shaft; the first fixed wheel and the second fixed wheel are in contact with the inner side face of the lower portion of the chain.

6. The structure of claim 3, wherein two ends of the connecting shaft are respectively connected to the first roller and the second roller through bearings.

7. The structure of claim 1, wherein a sealing box is provided adjacent to the driving wheel shaft and the driven wheel shaft, the sealing box is mounted outside the frame, a bearing seat is provided in the sealing box, a bearing is mounted on the bearing seat, and the driving wheel shaft and the driven wheel shaft penetrating through the side walls are connected to the bearing.

8. The structure of any one of claims 1 to 7, wherein a slag collection groove is formed at one end of the frame and integrated with the frame, the slag collection groove is in an inverted cone shape, and a slag outlet is formed at the bottom of the slag collection groove.