CN203730800U - Adjustable throttling device - Google Patents
Adjustable throttling device Download PDFInfo
- Publication number
- CN203730800U CN203730800U CN201320843754.4U CN201320843754U CN203730800U CN 203730800 U CN203730800 U CN 203730800U CN 201320843754 U CN201320843754 U CN 201320843754U CN 203730800 U CN203730800 U CN 203730800U
- Authority
- CN
- China
- Prior art keywords
- plate
- female
- concave surface
- throttling
- adjustable throttling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Pipe Accessories (AREA)
Abstract
The utility model provides an adjustable throttling device installed on a main high-temperature water pipe of a diesel engine. The adjustable throttling device comprises two concave surface flanges, a throttling plate and two baffles. The shape structures of the two concave surface flanges are symmetrical and identical. Connecting holes connected with a main high-temperature water pipe flange are distributed in the circumferences of the concave surface flanges. Eccentric circular holes are formed in the centers of the concave surface flanges. The throttling plate is clamped between the two concave surface flanges. An eccentric hole is formed in the center of the throttling plate. One ends of the two baffles are welded and fixed to the side faces of the two concave surface flanges respectively, and the other ends of the baffles are provided with kidney-shaped holes. The baffles are fixed on the opposite concave surface flanges through a screw. A flow channel of the adjustable throttling device is formed in the intersection portion of the eccentric circular holes of the concave surface flanges and the eccentric hole of the throttling plate. The adjustable throttling device is capable of being adjusted, has the advantages of being simple in structure, low in cost, reliable in work and stable in performance, and can be applied to the main high-temperature water pipe of the diesel engine.
Description
Technical field
The utility model relates to the throttle element in liquid line, is specifically related to a kind of adjustable throttling arrangement for large-scale diesel engine high-temperature water outfall sewer, belongs to Diesel Engine Technique Field.
Background technique
The reasonable disposition of diesel engine cooling system is the necessary condition that ensures that diesel engine moves reliably and with long-term, thereby high-temperature water system has strict parameter request, but due to factors such as diesel engine water pump characteristics, internal drag difference, external system resistance, foozles, the data that cannot ensure system meet the demands, therefore general using is installed restricting orifice and controls the loop resistance of cooling water on pipeline, make pump capacity reach requirement, and change diesel engine water inlet and outlet temperature.Fluid is in the time of the pipeline by restricting orifice is housed, due to the local resistance of restricting orifice, generating portion energy loss, makes by the pressure decreased of the fluid of restricting orifice, the simultaneously use of restricting orifice can change the characteristic of corresponding export pipeline, and the flow of the fluid by orifice plate is reduced.
The common restricting orifice using on diesel engine is at present fixing bore, cannot regulate, in debug process in the time that system does not meet requiring of corresponding operating mode, just need to change according to test traffic result the restricting orifice of different size, Renewal process is consuming time, consumption power, delay debugging progress, use very inconvenient.
Model utility content
The purpose of this utility model is to overcome the deficiency of existing restricting orifice, a kind of adjustable throttling arrangement is provided, be arranged on the high-temperature water house steward of diesel engine, the size that changes liquid opening by adjusting changes flow, reach the demand of diesel engine performance, thereby avoid constantly changing the problem of mistaking of delaying work that restricting orifice causes.
For achieving the above object, technical solution of the present utility model is as follows:
A kind of adjustable throttling arrangement, the high-temperature water house steward who is installed on diesel engine is upper, and it comprises two female flanges, a throttling plate and two baffle plates; The structure shape symmetry of described two female flanges is identical, and its circle distribution has the attachment hole being connected with the total pipe flange of described high-temperature water, and center is provided with eccentric circular hole; Described throttling plate is folded between this two female flange, and center is provided with eccentric opening; One end of described two baffle plates is welded in respectively the side of two female flanges, and the other end of this baffle plate is provided with waist shaped hole, and a screw is fixed on this baffle plate on the female flange on opposite; The flow channel of described adjustable throttling arrangement is the common factor of the eccentric circular hole of described female flange and the eccentric opening of described throttling plate.
On junction plane between described throttling plate and two female flanges, be provided with seal ring.
Described female flange is provided with step shrinkage pool, and the bottom surface of this step shrinkage pool is provided with annular groove, and described throttling plate is positioned in this step shrinkage pool, and described seal ring is embedded in this annular groove.
Described seal ring is O RunddichtringO.
The diameter of the eccentric circular hole of described female flange is identical with the diameter of the eccentric opening of described throttling plate.
Compared with existing restricting orifice, the beneficial effects of the utility model are:
1, by adjusting the relative angle of throttling plate and female flange, the area that regulates both eccentric openings to occur simultaneously, thereby change the flow channel size of throttling arrangement, realize adjustableization of throttling arrangement, with the pressure, flow of high-temperature water of controlling the pipeline of flowing through with the requirement of adaptation condition, and without the restricting orifice of changing different size.
2, the utility model simple structure, manufacture and maintenance cost are cheap.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional view of female flange.
Fig. 3 is the plan view of Fig. 2.
Fig. 4 is the plan view of throttling plate.
Fig. 5 is the A-A sectional view of Fig. 4.
Flow channel area calculating chart when Fig. 6 is arbitrary position.
Fig. 7 is minimum flow channel area calculating chart.
Embodiment
Below in conjunction with the drawings and specific embodiments, adjustable throttling arrangement described in the utility model is described in further detail, but should limit protection domain of the present utility model with this.
Refer to Fig. 1, described adjustable throttling arrangement is installed on the high-temperature water house steward of diesel engine, and it comprises two female flanges 1, a throttling plate 2 and two baffle plates 3.
The structure shape symmetry of described two female flanges 1 is identical, and incorporated by reference to consulting Fig. 2 and Fig. 3, its circle distribution has the attachment hole 14 being connected with the total pipe flange 7 of described high-temperature water, in order to place connecting bolt 6; This female flange 1 center is provided with eccentric circular hole 11; Described female flange 1 is provided with step shrinkage pool 12, and the bottom surface of this step shrinkage pool 12 is provided with annular groove 13, and the surrounding side of this female flange 1 is provided with screw 15.
Described throttling plate 2 is folded between described two female flanges 1, is positioned in the step shrinkage pool 12 of this two female flange 1; Incorporated by reference to consulting Fig. 4 and Fig. 5, these throttling plate 2 centers are provided with eccentric opening 21, and surrounding side is provided with some power of pulling hole 22 and uses to adjust angle.
On junction plane between described throttling plate 2 and two female flanges 1, be provided with seal ring 5, sealing circle 5 is O RunddichtringO, is embedded in the annular groove 13 of described female flange 1.
The side of described two female flanges 1 is one end of solid welding one baffle plate 3 respectively, refers to Fig. 1, and the other end of this baffle plate 3 is provided with waist shaped hole 31, one screws 4 this baffle plate 3 is fixed on the female flange 1 on opposite.
The diameter of the eccentric circular hole 11 of described female flange 1 is identical with the diameter of the eccentric opening 21 of described throttling plate 2, the flow channel that the common factor of the eccentric circular hole 11 of described female flange 1 and the eccentric opening 21 of described throttling plate 2 is described adjustable throttling arrangement.
Working principle of the present utility model is as follows: utilize eccentric circle common factor principle, by two stacks of the circular hole with radius, by rotate the common factor that changes two circular holes around eccentric point, reach the object that changes orifice plate circulation area.
Via area, the computational process of the area of the flow channel of adjustable throttling arrangement is as follows:
Refer to Fig. 6 and Fig. 7, in figure, solid line circle represents the eccentric circular hole 11 on female flange 1, and broken circle represents that the common factor of eccentric opening 21, two circles on throttling plate 2 represents the area of flow channel.Following computational process is respectively the size of the flow channel of throttling plate 2 while being pushed maximum, minimum and arbitrary position.
1) area of flow channel calculates when arbitrary position, sees Fig. 6:
Known: throw of eccentric L, orifice plate circle hole radius r, rotational angle theta
Ask: two circle stack areas (shaded area two times)
2) area of minimum flow channel calculates, and sees Fig. 7:
Known: throw of eccentric L, orifice plate circle hole radius r, rotational angle theta
Ask: two circle stack areas (shaded area)
3) the area formula of maximum flow of water passage
S
through hole=π r
2
Adjusting using method of the present utility model is as follows:
When adjusting, looser a bolt 6, now under the effect of the waist shaped hole 31 on two baffle plates 3, spacing between two female flanges 1 becomes large but whole device and can not dissipate, at this moment can stir throttling plate 2 by pulling power hole 22, thereby the stack area that can change eccentric circular hole 11 and eccentric opening 21, tights a bolt 6 again when being transferred to after required size.
Claims (5)
1. an adjustable throttling arrangement, the high-temperature water house steward who is installed on diesel engine is upper, it is characterized in that: described adjustable throttling arrangement comprises two female flanges, a throttling plate and two baffle plates; The structure shape symmetry of described two female flanges is identical, and its circle distribution has the attachment hole being connected with the total pipe flange of described high-temperature water, and center is provided with eccentric circular hole; Described throttling plate is folded between this two female flange, and center is provided with eccentric opening; One end of described two baffle plates is welded in respectively the side of two female flanges, and the other end of this baffle plate is provided with waist shaped hole, and a screw is fixed on this baffle plate on the female flange on opposite; The flow channel of described adjustable throttling arrangement is the common factor of the eccentric circular hole of described female flange and the eccentric opening of described throttling plate.
2. adjustable throttling arrangement according to claim 1, is characterized in that: on the junction plane between described throttling plate and two female flanges, be provided with seal ring.
3. adjustable throttling arrangement according to claim 2, is characterized in that: described female flange is provided with step shrinkage pool, the bottom surface of this step shrinkage pool is provided with annular groove, and described throttling plate is positioned in this step shrinkage pool, and described seal ring is embedded in this annular groove.
4. according to the adjustable throttling arrangement described in claim 2 or 3, it is characterized in that: described seal ring is O RunddichtringO.
5. adjustable throttling arrangement according to claim 1, is characterized in that: the diameter of the eccentric circular hole of described female flange is identical with the diameter of the eccentric opening of described throttling plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320843754.4U CN203730800U (en) | 2013-12-19 | 2013-12-19 | Adjustable throttling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320843754.4U CN203730800U (en) | 2013-12-19 | 2013-12-19 | Adjustable throttling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730800U true CN203730800U (en) | 2014-07-23 |
Family
ID=51200875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320843754.4U Expired - Fee Related CN203730800U (en) | 2013-12-19 | 2013-12-19 | Adjustable throttling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730800U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329488A (en) * | 2014-11-11 | 2015-02-04 | 重庆颐洋企业发展有限公司 | Adjustable proportional valve |
| CN104358887A (en) * | 2014-11-11 | 2015-02-18 | 重庆颐洋企业发展有限公司 | Proportional valve with adjustable control flow |
| CN104564784A (en) * | 2014-12-26 | 2015-04-29 | 珠海格力电器股份有限公司 | Pressure balance structure for fuel tank and air suction port of centrifugal compressor |
| CN106224670A (en) * | 2016-10-08 | 2016-12-14 | 湖北三江航天红林探控有限公司 | A kind of shock resistance anti-loosing type high-temperature sealing device |
| CN108006303A (en) * | 2017-11-30 | 2018-05-08 | 重庆芭莲科技有限公司 | Overheat self-closing valve |
| RU213889U1 (en) * | 2021-07-19 | 2022-10-04 | Общество с ограниченной ответственностью "ИРБИКОМ" | THROTTLE WAFER WITH VARIABLE BORE SECTION |
-
2013
- 2013-12-19 CN CN201320843754.4U patent/CN203730800U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329488A (en) * | 2014-11-11 | 2015-02-04 | 重庆颐洋企业发展有限公司 | Adjustable proportional valve |
| CN104358887A (en) * | 2014-11-11 | 2015-02-18 | 重庆颐洋企业发展有限公司 | Proportional valve with adjustable control flow |
| CN104564784A (en) * | 2014-12-26 | 2015-04-29 | 珠海格力电器股份有限公司 | Pressure balance structure for fuel tank and air suction port of centrifugal compressor |
| CN106224670A (en) * | 2016-10-08 | 2016-12-14 | 湖北三江航天红林探控有限公司 | A kind of shock resistance anti-loosing type high-temperature sealing device |
| CN108006303A (en) * | 2017-11-30 | 2018-05-08 | 重庆芭莲科技有限公司 | Overheat self-closing valve |
| CN108006303B (en) * | 2017-11-30 | 2020-01-07 | 重庆芭莲科技有限公司 | Overheating self-closing valve |
| RU213889U1 (en) * | 2021-07-19 | 2022-10-04 | Общество с ограниченной ответственностью "ИРБИКОМ" | THROTTLE WAFER WITH VARIABLE BORE SECTION |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203730800U (en) | Adjustable throttling device | |
| CN203477388U (en) | Flow-adjustable current-limiting orifice plate | |
| CN102150601A (en) | Microirrigation countercurrent energy-dissipation pressure regulator | |
| CN204680519U (en) | For the water-cooling system of oil-filled transformer | |
| CN204784797U (en) | Add hot type valve | |
| CN103573759A (en) | Throttling and pressure reduction combined device of triangular hole throttling valve | |
| CN111255553A (en) | Adjustable cooling water circulation system | |
| CN206862177U (en) | A kind of efficient plate-fin heat exchanger of inner-heating tube | |
| CN112967579B (en) | Experimental device for be used for studying annular fuel heat unbalance | |
| CN209910476U (en) | Water distributor structure with replaceable adjustment | |
| CN201402012Y (en) | Water circulation system for heat exchange | |
| CN211451240U (en) | Flow equalizing plate structure of water energy storage water distributor | |
| CN209164763U (en) | A kind of heat supply pipeline bracket | |
| CN108240916B (en) | First-class absorption heat pump unit testing device | |
| CN203550755U (en) | Flow-adjustable plate heat exchanger unit | |
| CN205783215U (en) | The energy-conservation heat-exchange unit of high-effect, lower resistance | |
| CN206562953U (en) | Diesel engine thermolator base | |
| CN210691248U (en) | Water pressure adjustable computer water-cooling heat abstractor | |
| CN206299615U (en) | A kind of axial-flow pump exports horizontal level whirligig | |
| CN203534244U (en) | Power station circulating water system based on artesian water diversion technology | |
| CN205718643U (en) | The heat-exchange unit of pressure fixing system | |
| CN203177727U (en) | Plate-type heat exchanger unit capable of adjusting primary side pressure and flow simultaneously | |
| CN217874261U (en) | Flow regulating device for liquid transmission pipeline | |
| CN210740713U (en) | Series-parallel connection direct heat mode heat recovery device | |
| CN214889168U (en) | Stainless steel valve precision casting |
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 |
Granted publication date: 20140723 Termination date: 20211219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |