CN202257297U - Gear rack type adjustable weir gate - Google Patents
Gear rack type adjustable weir gate Download PDFInfo
- Publication number
- CN202257297U CN202257297U CN2011203250477U CN201120325047U CN202257297U CN 202257297 U CN202257297 U CN 202257297U CN 2011203250477 U CN2011203250477 U CN 2011203250477U CN 201120325047 U CN201120325047 U CN 201120325047U CN 202257297 U CN202257297 U CN 202257297U
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- Prior art keywords
- weir gate
- plate
- tooth bar
- door
- gate
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Abstract
The utility model discloses a gear rack type adjustable weir gate which is an adjustable weir gate device suitable to be applied to a pretreatment unit in wastewater treatment. The adjustable weir gate mainly comprises an electric cabinet, a speed reducer, a gear rack, gate planks, a bearing pulley shaft and a hold-down mechanism; and according to the requirements on the technological quantity of water intake, the electric cabinet controls the speed reducer to adjust the open degree and open time of the weir gate so as to control the quantity of water. By using the adjustable weir gate disclosed by the utility model, the gear rack drives the gate planks to open towards the two sides, thereby avoiding the occurrence of problems that a lead screw nut is bent and deformed and the transmission of a lead screw is easy to have faults because the open degree of the gate planks is large, and the like; and in addition, the gate planks of the weir gate are made of polyvinyl chloride, therefore, the weir gate has the advantages of aging resistance, corrosion resistance, light weight and the like, and is cost-saving.
Description
Technical field
The utility model relates to water treatment with adjustable weir gate device, is specifically related to the adjustable weir gate of a kind of pinion and-rack.
Background technology
In sewage disposal process, the pond water inlet is accomplished water distribution or is reconciled inflow through solenoid valve or weir gate usually, but there is the drawback that is difficult to accurately control amount of inlet water in solenoid valve.But weir gate has the branch of fixed weir and weir transfer, but the weir crest plate of weir transfer can under mechanically actuated, do up-down or rotatablely move, reach higher adjustable purpose, dirigibility is stronger, comparatively is suitable as the control device of water distribution in the wastewater treatment or conciliation inflow.
At present; The switch of adjustable weir gate that is used for the sewage disposal process water distribution or reconciles inflow drives the weir gate door-plate by leading screw and moves, because of the door-plate action of gravity all through its realizations that move up and down; Serious lopsided wear all can take place in the leading screw screw, can cause transmission to go wrong for a long time; How just cylinder iron or the steel plate, its deadweight is very big for existing weir gate panel material.
The utility model content
To the defective that exists in the prior art, the purpose of the utility model is to provide a kind of pinion and-rack adjustable weir gate, prolongs the serviceable life of weir gate, realizes the simple and easy robotization control of weir gate.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts is following:
The adjustable weir gate of a kind of pinion and-rack; Comprise the reductor that is connected with electric cabinet; Reductor is connected with driving gear through key, and the tooth bar and the weir gate door-plate that mesh with driving gear connect and compose tooth bar door-plate assembly, and tooth bar door-plate assembly cooperates support by tooth bar retainer and the spacing jackscrew frame of tooth bar; The bottom of weir gate door-plate is arranged on the spacing pulley assembly of tooth bar door-plate, and the spacing pulley assembly of tooth bar door-plate is fixed in the bottom of tooth bar retainer.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack, said weir gate door-plate are provided with and are used for the hold-down mechanism that weir gate door-plate and weir plate compressed through compression spring.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack, said weir gate door-plate side is provided with the sealing offset plate.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack is fixed with the load-bearing pulley spindle on weir plate, and the load-bearing pulley spindle is provided with pulley, and the bottom of weir gate door-plate is arranged on the pulley.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack is fixed with several pulleys on the spacing pulley assembly of said tooth bar door-plate, and the bottom of weir gate door-plate is arranged on several pulleys.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack, the quantity of said tooth bar door-plate assembly is one group or two groups, the quantity of reductor is identical with the quantity of door-plate assembly.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack, the spacing jackscrew frame of described tooth bar are provided with spacing jackscrew of tooth bar and the spacing jackscrew nut of tooth bar, and the spacing jackscrew frame of tooth bar is fixed on the tooth bar retainer through the spacing jackscrew frame of tooth bar coupling bolt.
Further, the adjustable weir gate of aforesaid a kind of pinion and-rack is provided with the PLC control device that is used to control the motion of weir gate door-plate in the said electric cabinet.
Further again, the adjustable weir gate of aforesaid a kind of pinion and-rack also comprises through crab-bolt and is fixed in the tooth bar door-plate grizzly bar on the reductor base.
The effect of the utility model is: the adjustable weir gate of the pinion and-rack of the utility model, and compared with prior art, simple in structure; Be easy to adjustment; Realizing the robotization control of weir gate through the PLC control device, is material owing to adopt PVC, in light weight, corrosion-resistant, cost is low; Advantages such as long service life, and can be applicable to that water level or flow of inlet water need the accurately water treatment field of control.
Description of drawings
Fig. 1 is the structural representation of the adjustable weir gate of a kind of pinion and-rack of the utility model;
Fig. 2 is the side view of the adjustable weir gate of a kind of pinion and-rack of the utility model;
Fig. 3 is the synoptic diagram of adjustable weir gate when in the embodiment two groups of tooth bar door-plate assemblies being arranged;
Fig. 4 is the polycrystalline substance synoptic diagram of the door-plate of the adjustable weir gate of a kind of pinion and-rack of the utility model;
Fig. 5 is the synoptic diagram that is connected of reductor and rack-and-pinion among Fig. 1;
Fig. 6 is the plan structure synoptic diagram of adjustable weir gate hold-down mechanism among the utility model Fig. 1.
Embodiment
Below in conjunction with Figure of description and embodiment the utility model is done further detailed description.
Fig. 1 and Fig. 2 show the Facad structure synoptic diagram and the side view of the adjustable weir gate of a kind of pinion and-rack of the utility model respectively; The reductor 1 that this adjustable weir gate mainly comprises electric cabinet, is connected with electric cabinet; Reductor 1 is connected with driving gear 17 through key; Connect and compose tooth bar door-plate assembly 4 with the tooth bar and the weir gate door-plate of driving gear 17 engagements, tooth bar door-plate assembly 4 cooperates support by the spacing jackscrew frame 13 of tooth bar retainer 3 and tooth bar, guarantees that tooth bar is according to rectilinear motion; The bottom of weir gate door-plate is arranged on the spacing pulley assembly 7 of tooth bar door-plate, and the spacing pulley assembly 7 of tooth bar door-plate is fixed in the bottom of tooth bar retainer 3.The spacing jackscrew frame 13 of tooth bar is provided with spacing jackscrew 15 of tooth bar and the spacing jackscrew nut 16 of tooth bar, and the spacing jackscrew frame 13 of tooth bar is fixed on the tooth bar retainer 3 through the spacing jackscrew frame of tooth bar coupling bolt 14.
Wherein, the weir gate door-plate is provided with and is used for the hold-down mechanism 18 that weir gate door-plate and weir plate 19 compressed through compression spring, and is as shown in Figure 6, can weir gate door-plate and weir plate 19 be combined closely through the pressure of hold-down mechanism 18 and water, plays good sealing function.On weir plate, be fixed with load-bearing pulley spindle 12, load-bearing pulley spindle 12 is provided with pulley 11, and the bottom of weir gate door-plate is arranged on the pulley 11, and is as shown in Figure 4.The spacing pulley assembly 7 of tooth bar door-plate is fixed in the bottom of tooth bar retainer 3, is fixed with several pulleys on it, and the bottom of weir gate door-plate is arranged on several pulleys.When driving gear 17 drives the unlatching of weir gate door-plate with the tooth bar engagement by reductor 1; On several pulleys of the bottom of weir gate door-plate owing to pulley that is arranged on load-bearing pulley spindle 12 11 and the spacing pulley assembly 7 of tooth bar door-plate; The weir gate door-plate can be slided along the spacing pulley assembly 7 of tooth bar door-plate do linear reciprocating motion; Play unlatching, close the effect of weir gate, as shown in Figure 1.
The weir gate door-plate is selected pvc material for use, advantages such as anti-aging, corrosion-resistant, in light weight is arranged, and can practice thrift cost.In addition, weir gate door-plate side also is provided with sealing offset plate 10, can guarantee good sealing property.Be provided with the PLC control device that is used to control the motion of weir gate door-plate in the electric cabinet that reductor 1 is connected; Through this device, can open and close big or small relation according to flow and weir gate, the output speed of control reductor; Calculate the size that door-plate opens and closes, thereby flow of inlet water is precisely controlled in the realization robotization.Also be provided with the tooth bar door-plate grizzly bar of fixing through crab-bolt 86 on the reductor base 2, tooth bar door-plate grizzly bar 6 plays the spacing effect of door-plate.
When the described adjustable weir gate of design the utility model, the quantity of tooth bar door-plate assembly 4 can be set according to the width of weir gate door-plate, be boundary generally with 2.5 meters; If the width of weir gate door-plate is greater than 2.5 meters; Two groups of tooth bar door-plate assemblies of general employing, as shown in Figure 3, in fact the structure of two door-plate assemblies is the left-right symmetric structure; If the width of weir gate door-plate can only be provided with one group of tooth bar door-plate assembly less than 2.5 meters.Corresponding to the quantity of tooth bar door-plate assembly the quantity of reductor is set, reductor places on the reductor base 2.In when operation, reductor 1 power drives the weir gate door-plate and does linear reciprocating motion through driving gear 17 and tooth bar output, plays unlatching, closes the effect of weir gate.According to the requirement of technology inflow, the output speed through reductor calculates weir gate and goes out the size that door-plate opens and closes, and obtain water and flow out flow velocity and flow, by electric cabinet control reductor adjustment weir gate aperture and opening time, the control water yield, thus realize robotization control.
Reductor and driving gear and tooth bar to be connected synoptic diagram as shown in Figure 5, the engagement of driving tooth wheel and rack drives the weir gate door-plate by reductor and opens to both sides; Problems such as leading screw screw flexural deformation of having avoided causing greatly and screw mandrel transmission easy break-down because of the door-plate aperture, the weir gate door-plate selects for use PVC as material, and advantages such as anti-aging, corrosion-resistant, in light weight are arranged; And saving cost; In addition, there is sealing offset plate 10 weir gate door-plate side, has guaranteed good sealing property.
In specific embodiment, the concrete parameter of the adjustable weir gate of pinion and-rack is following for the utility model:
1, motor power (output) P=0.25kW
2, weir gate door-plate specification 600 * 2500mm
3, setting range 0～5000mm (setting range is to adjust according to the scope of water conservancy project skill needs)
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from the spirit and the scope of the utility model.Like this, belong within the scope of the utility model claim and equivalent technology thereof if these of the utility model are revised with modification, then the utility model also is intended to comprise these changes and modification interior.
Claims (9)
1. adjustable weir gate of pinion and-rack; Comprise the reductor (1) that is connected with electric cabinet; Reductor (1) is connected with driving gear (17) through key; Connect and compose tooth bar door-plate assembly (4) with the tooth bar and the weir gate door-plate of driving gear (17) engagement; Tooth bar door-plate assembly (4) cooperates support by tooth bar retainer (3) and the spacing jackscrew frame of tooth bar (13), and the bottom of weir gate door-plate is arranged on the spacing pulley assembly of tooth bar door-plate (7), and the spacing pulley assembly of tooth bar door-plate (7) is fixed in the bottom of tooth bar retainer (3).
2. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1 is characterized in that: said weir gate door-plate is provided with and is used for the hold-down mechanism (18) that weir gate door-plate and weir plate (19) compressed through compression spring.
3. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1 is characterized in that: said weir gate door-plate side is provided with sealing offset plate (10).
4. according to claim 1 or claim 2 the adjustable weir gate of a kind of pinion and-rack, it is characterized in that: on weir plate, be fixed with load-bearing pulley spindle (12), load-bearing pulley spindle (12) is provided with pulley (11), and the bottom of weir gate door-plate is arranged on the pulley (11).
5. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1 is characterized in that: be fixed with several pulleys on the spacing pulley assembly of said tooth bar door-plate (7), the bottom of weir gate door-plate is arranged on several pulleys.
6. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1 is characterized in that: the quantity of said tooth bar door-plate assembly (4) is one group or two groups, and the quantity of reductor (1) is identical with the quantity of door-plate assembly (4).
7. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1; It is characterized in that: the spacing jackscrew frame of described tooth bar (13) is provided with spacing jackscrew of tooth bar (15) and the spacing jackscrew nut of tooth bar (16), and the spacing jackscrew frame of tooth bar (13) is fixed on the tooth bar retainer (3) through the spacing jackscrew frame of tooth bar coupling bolt (14).
8. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1 is characterized in that: be provided with the PLC control device that is used to control the motion of weir gate door-plate in the said electric cabinet.
9. the adjustable weir gate of a kind of pinion and-rack as claimed in claim 1 is characterized in that: also comprise through crab-bolt (8) and be fixed in the tooth bar door-plate grizzly bar (6) on the reductor base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203250477U CN202257297U (en) | 2011-08-31 | 2011-08-31 | Gear rack type adjustable weir gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203250477U CN202257297U (en) | 2011-08-31 | 2011-08-31 | Gear rack type adjustable weir gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202257297U true CN202257297U (en) | 2012-05-30 |
Family
ID=46118511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203250477U Expired - Fee Related CN202257297U (en) | 2011-08-31 | 2011-08-31 | Gear rack type adjustable weir gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202257297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102385395A (en) * | 2011-08-31 | 2012-03-21 | 北京华利嘉环境工程技术有限公司 | Rack-and-pinion adjustable weir gate |
-
2011
- 2011-08-31 CN CN2011203250477U patent/CN202257297U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102385395A (en) * | 2011-08-31 | 2012-03-21 | 北京华利嘉环境工程技术有限公司 | Rack-and-pinion adjustable weir gate |
| CN102385395B (en) * | 2011-08-31 | 2013-06-05 | 北京华利嘉环境工程技术有限公司 | Rack-and-pinion adjustable weir gate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20180831 |