CN202590445U - Sand scraping machine for sand settling tank - Google Patents
Sand scraping machine for sand settling tank Download PDFInfo
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- CN202590445U CN202590445U CN 201220110288 CN201220110288U CN202590445U CN 202590445 U CN202590445 U CN 202590445U CN 201220110288 CN201220110288 CN 201220110288 CN 201220110288 U CN201220110288 U CN 201220110288U CN 202590445 U CN202590445 U CN 202590445U
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Abstract
The utility model discloses a sand scraping machine for a sand settling tank. The sand scraping machine comprises a sand scraping unit and a transmission unit, wherein the sand scraping unit consists of a rake frame, pull rods and scrapers; the transmission unit comprises a worm wheel and a worm which are engaged with each other; the transmission unit is connected with the sand scraping unit through a vertical transmission shaft; the rake frame is fixed on the lower part of the vertical transmission shaft through a plurality of pull rods; and a plurality of scrapers are arranged on the lower surface of the rake frame and are parallel to the rake frame. The sand scraping machine is compact in structure and greatly reduces energy loss in the transmission process, and the working efficiency of the machine is improved; the structural layout of a machine body is optimized, so that mechanical energy loss caused by abrasion can be effectively avoided, maintenance of the sand scraping machine is convenient to operate, and the service life of the sand scraping machine is prolonged; and by changing the mechanism transmission mode, the transmission precision between transmission pairs is improved, and a tooth clamping phenomenon in the transmission process is avoided, so that the machine runs stably.
Description
Technical field
The utility model relates to a kind of water treatment facilities, more particularly, relates to a kind of machine of strike-ofing that is used for setting pot.
Background technology
The machine of strike-ofing is as one of key equipment of water treatment, and the quality of its performance, the height of transmission efficiency directly influence the system water effect and the production capacity of water treatment system.The most production capacity equipment for falling behind of existing water processor machinery equipment, the straight tooth column driven type that uses of certain enterprise not only complex structure of machine of strike-ofing wherein, and transmission efficiency is low has significant limitation to the water technology development of this future enterprise.
The strike-off structure of machine of existing straight tooth column driven type is as depicted in figs. 1 and 2, and this straight tooth column driven type machine of strike-ofing comprises gear unit and strike-off the unit, its gear unit comprise driving gear 2 ' with driven gear 3 '.According to the strike-off transport characteristics of machine of straight spur gear driven type; Its gear unit all is positioned under water with the unit of strike-ofing; Because indexs such as suspension (SS), turbidity are higher relatively in the water of source; This is prone to cause the friction aggravation of gear unit, and the engagement position between the especially driving and driven gear is more obvious.Along with the aggravation of gear wear, engagement time between the driving and driven gear teeth can significant prolongation, this cause driving gear 2 ' mechanical power loss serious, and then reduce the transmission efficiency of the machine of strike-ofing.
The main transmission mechanism of machine is installed under water because the straight spur gear driven type is strike-off, and its operational maintenance is extremely inconvenient with maintenance.In addition, the captain's phase of strike-ofing contacts with silt, causes gear unit to form dry friction for a long time, is prone to cause the decline of machine parts mechanical performance of strike-ofing, and is difficult to the service life of the equipment that guarantees.
The utility model content
To the deficiency that exists in the prior art, one of purpose of the utility model is to solve the one or more problems that exist in the above-mentioned prior art.
The utility model provides a kind of machine of strike-ofing of structure optimization, and its transmission mechanism is converted into three-dimensional transmission by original plane transmission, and this can solve problems such as transmission efficiency is low, mechanical power loss is serious, the life-span is short.
To achieve these goals; The utility model provides a kind of machine of strike-ofing that is used for setting pot, comprises the unit of strike-ofing with rake frame, pull bar and scraper plate, and the said machine of strike-ofing also comprises gear unit; Said gear unit comprises intermeshing worm gear and worm screw; Gear unit is connected with the unit of strike-ofing through vertical drive shaft, and the rake frame is fixed on the bottom of vertical drive shaft through many pull bars, and the polylith scraper plate is arranged on the lower surface of rake frame and scraper plate is parallel to the rake frame.
According to an embodiment of the machine of strike-ofing that is used for setting pot of the utility model, said gear unit is driven by motor and speed reducer.
According to an embodiment of the machine of strike-ofing that is used for setting pot of the utility model, the output of said reductor is connected with worm screw, and worm gear is installed in the top of vertical drive shaft.
According to an embodiment of the machine of strike-ofing that is used for setting pot of the utility model, said vertical drive shaft has the length on the liquid level that connected gear unit is positioned at strike-off the residing liquid in unit.
The utility model compared with prior art has following beneficial effect:
One, structure is more compact, is reduced to the secondary transmission by three grades of original transmissions, when guaranteeing normal power output, greatly reduces the energy loss in the transmission process, has improved the operating efficiency of the machine of strike-ofing;
Two, the strike-off topology layout of machine body has obtained optimization, and main gear unit all places the top, pond, can effectively solve the mechanical power loss that causes because of wearing and tearing; In addition, be convenient to the maintenance and the attended operation of the machine of strike-ofing, the service life that helps to improve equipment;
Three, through changing mechanism driving mode (promptly becoming the center kind of drive), improved the transmission accuracy between the kinematic pair, avoided the generation of latch phenomenon in the transmission process by original peripheral kind of drive, more steady when making the body operation.
Description of drawings
Fig. 1 is the strike-off structural representation of machine of the straight spur gear driven type of prior art.
Fig. 2 is the strike-off simplified plan view of gear unit of machine of straight spur gear driven type among Fig. 1.
Fig. 3 is the structural representation of the machine of strike-ofing that is used for setting pot of the utility model exemplary embodiment.
Fig. 4 is the simplified plan view of gear unit that is used for the machine of strike-ofing of setting pot among Fig. 3.
Description of reference numerals:
1-reductor, 2 '-driving gear, 3 '-driven gear, 2-worm screw, 3-worm gear, 4-vertical drive shaft, 5-pull bar, 6-rake frame, 7-scraper plate.
The specific embodiment
Hereinafter, the exemplary embodiment that combines accompanying drawing to the utility model is described in further detail.
Fig. 3 is the structural representation of the machine of strike-ofing that is used for setting pot of the utility model exemplary embodiment.Fig. 4 is the simplified plan view of gear unit that is used for the machine of strike-ofing of setting pot among Fig. 3.In the exemplary embodiment of the utility model; Like Fig. 3 and shown in Figure 4; The machine of strike-ofing that is used for setting pot of present embodiment comprises gear unit and the unit of strike-ofing, and gear unit is used to transfer a driving force to the unit of strike-ofing, and the unit of strike-ofing is used for clearing up the sand setting of setting pot.Gear unit is connected with the unit of strike-ofing through vertical drive shaft 4, and vertical drive shaft 4 can rotate under the drive of gear unit.The unit of strike-ofing comprises rake frame 6, pull bar 5 and scraper plate 7, and wherein, rake frame 6 is fixed on the bottom of vertical drive shaft 4 through many pull bars 5, and pull bar 5 is a brace.Polylith scraper plate 7 is arranged on the lower surface of harrowing frame 6 and scraper plate 7 is parallel to rake frame 6; Then when vertical drive shaft 4 rotations; Rake frame 6 is rotation together thereupon also, and the polylith scraper plate 7 that is parallel to the length direction setting of harrow frame 6 can be cleared up sand setting along the bottom of setting pot when rotating.Preferably, the lower surface of rake frame 6 is an inclined surface, and then scraper plate 7 can accumulate in the perforate at setting pot middle part or the groove discharge of setting pot outer ring with sand setting.In addition, scraper plate 7 is removably disposed on the lower surface of rake frame 6, so that change.In general, gear unit can be driven by motor (not shown) and reductor 1, but is not limited thereto.
Wherein, Gear unit in the utility model comprises intermeshing worm gear 3 and worm screw 2, and particularly, the output of reductor 1 is connected with worm screw 2; Worm gear 3 is installed in the top of vertical drive shaft 4; Then motor and speed reducer 1 can drive worm screw 2 rotation, and worm screw 2 drives worm gear 3 rotations that are engaged with, and drives vertical drive shaft 4 then and strike-offs unit rotational and carry out prune job.In the utility model; Vertical drive shaft 4 has the length on the liquid level that connected gear unit is positioned at strike-off the residing liquid in unit; Can the gear unit that worm gear 3 and worm screw 2 are formed be arranged at the top of setting pot thus; This not only can effectively solve the mechanical power loss that causes because of wearing and tearing, and is convenient to the maintenance and the maintenance of the machine of strike-ofing, the service life that helps improving equipment.The concrete dimensional parameters of worm gear 3 and worm screw 2 can be selected according to actual conditions such as setting pot size, water quality, desilting amounts.
In addition, the worm and gear power train is replaced traditional straight spur gear power train be applied in the machine of strike-ofing, make airframe structure more compact, reduced the energy loss in the transmission process simultaneously, improved the operating efficiency of the machine of strike-ofing.
At present, the utility model has been applied to the setting pot of Φ 12m, the machine of strike-ofing operation is normal, and implementation result is remarkable.
In sum; The machine of strike-ofing that is used for setting pot of the utility model can effectively solve the straight spur gear driven type low problem of machine transmission efficiency of strike-ofing; Improve the transmission accuracy between the kinematic pair, avoid the generation of latch phenomenon in the transmission process, more steady when making the body operation.
Although top combination embodiment has illustrated and has described the machine of strike-ofing that is used for setting pot of the utility model; But what those skilled in the art will appreciate that is; Under the situation of spirit that does not break away from the utility model of liking the claim qualification enclosed and scope, can make the various changes on form and the details here.
Claims (4)
1. machine of strike-ofing that is used for setting pot; Comprise the unit of strike-ofing, it is characterized in that the said machine of strike-ofing also comprises gear unit with rake frame, pull bar and scraper plate; Said gear unit comprises intermeshing worm gear and worm screw; Gear unit is connected with the unit of strike-ofing through vertical drive shaft, and the rake frame is fixed on the bottom of vertical drive shaft through many pull bars, and the polylith scraper plate is arranged on the lower surface of rake frame and scraper plate is parallel to the rake frame.
2. the machine of strike-ofing that is used for setting pot according to claim 1 is characterized in that said gear unit is driven by motor and speed reducer.
3. the machine of strike-ofing that is used for setting pot according to claim 2 is characterized in that the output of said reductor is connected with worm screw, and worm gear is installed in the top of vertical drive shaft.
4. the machine of strike-ofing that is used for setting pot according to claim 1 is characterized in that, said vertical drive shaft has the length on the liquid level that connected gear unit is positioned at strike-off the residing liquid in unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220110288 CN202590445U (en) | 2012-03-22 | 2012-03-22 | Sand scraping machine for sand settling tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220110288 CN202590445U (en) | 2012-03-22 | 2012-03-22 | Sand scraping machine for sand settling tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202590445U true CN202590445U (en) | 2012-12-12 |
Family
ID=47308026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220110288 Expired - Lifetime CN202590445U (en) | 2012-03-22 | 2012-03-22 | Sand scraping machine for sand settling tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202590445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104083907A (en) * | 2014-07-02 | 2014-10-08 | 云南大红山管道有限公司 | Scraper blade of concentration basin |
-
2012
- 2012-03-22 CN CN 201220110288 patent/CN202590445U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104083907A (en) * | 2014-07-02 | 2014-10-08 | 云南大红山管道有限公司 | Scraper blade of concentration basin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |