CN203559404U - Protrusion and draining tank with the same - Google Patents
Protrusion and draining tank with the same Download PDFInfo
- Publication number
- CN203559404U CN203559404U CN201320550076.2U CN201320550076U CN203559404U CN 203559404 U CN203559404 U CN 203559404U CN 201320550076 U CN201320550076 U CN 201320550076U CN 203559404 U CN203559404 U CN 203559404U
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- Prior art keywords
- protrusion
- prominent body
- cylindrical base
- prominent
- groove
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Abstract
The utility model relates to a protrusion and a draining tank with the same. The protrusion is composed of an upper part and a lower part. The upper part of the protrusion is a projected member and the lower part is a cylindrical base. The bottom of the protrusion is provided with a protrusion mounting hole which dents inwards. The draining tank comprises a tank body and the protrusion which is mounted on an overflow surface of the tank body. The overflow surface of the tank body is provided with an overflow surface groove which can accommodate the cylindrical base, and a corresponding position of the overflow surface groove is provided with a pier column which can be inserted into the protrusion mounting hole. The cylindrical base of the lower part of the protrusion is fixed on the tank body through a plurality of sets of connecting mechanisms. The protrusion provided by the utility model is sleeved on the pier column through the protrusion mounting hole arranged at the center of the protrusion, and simultaneously the protrusion is fixed on a flange through bolts, thereby resisting impact force of water current and ensuring high stability of the protrusion. Furthermore the protrusion can be easily detached and facilitates maintenance of the protrusion by operation personnel. The protrusion has relatively high deformation capability and high erosion resistance and can resist cavitation damage and erosion damage.
Description
Technical field
The utility model relates to the groove of letting out in a kind of outlet structure escape works that are applicable to Hydraulic and Hydro-Power Engineering.
Background technology
For Hydraulic and Hydro-Power Engineering outlet structure escape works, letting out groove is the passage of confinement of flow, guiding current.Let out groove and mostly be smooth smooth-going pattern, the smooth-going groove of letting out is under the cooperation of air mixing corrosion reducing facility, high-velocity flow is had to good adaptive capacity, can guide preferably under current and let out, and reduce or remit the cavitation erosion of self, but because the smooth-going groove of letting out is along the Cheng Buneng flow energy of stopping that effectively disappears, high-octane lower sluicing stream has greatly increased the difficulty of downstream dissipator of energy erosion control, is unfavorable for the linking of downstream river course current.
Patent 201220622277.4 and patent 201220621830.2 disclose respectively the groove of letting out of two kinds of prominent bodies of band, by prominent body is installed on base plate and/or side plate, improve the roughness of letting out groove, increase frictional resistance, have reduced the anti-stamping press of energy dissipating of letting out groove downstream.But, in above-mentioned two patents, and the concrete structure of unexposed prominent body and the mounting means of prominent body, because prominent body is outstanding structure, easily be subject to erosion attack and the cavitation erosion of high-velocity flow, simply prominent body structure and mounting means are difficult to meet the needs of high flow rate and wide flow outlet structure escape works.
Summary of the invention
The purpose of this utility model is, for the deficiencies in the prior art, a kind of prominent body is provided and the groove of letting out of this prominent body is installed, and can guarantee the impact of prominent physical efficiency opposing current, and prominent body is easy to repair and maintenance.
The technical solution of the utility model is, a kind of prominent body, and described prominent body is divided into upper and lower two parts, and the top of prominent body is that the dash forward bottom of body of ridge portion is cylindrical base, and described prominent body bottom is provided with inside recessed prominent body installing hole.
Top hemisphere radius and bottom cylindrical base radius ratio are between 1:0.3 ~ 1:0.8, and cylindrical base height is 0.5 ~ 0.8 of hemisphere radius,
Described cylindrical base is cylinder, and the ridge portion on described prominent body top is located at the center of cylindrical base.Further, prominent body lower cylindrical shape base also can be arranged to reverse frustoconic base, and the upper end face radius of reverse frustoconic base is greater than bottom surface radius, and reverse frustoconic base embeds in flow-passing surface groove, by the compressive strain formation of material and the sealing ring of flow-passing surface groove, the effect of performance sealing.
The ridge portion on described prominent body top is hemisphere, and the junction of the hemisphere on this prominent body top and the cylindrical base of bottom is by arc surface transition; Ridge portion is arranged to hemisphere, and passes through arc surface transition in the junction of the hemisphere on prominent body top and the cylindrical base of bottom, can better resist the impact of current.
Described Duo Zu bindiny mechanism, with the Central Symmetry setting of the body bottom cylindrical base of dashing forward, guarantees cylindrical base and the connective stability of letting out groove.
One is let out groove, comprises cell body, is arranged on the as mentioned above prominent body on cell body flow-passing surface, and described cell body flow-passing surface is provided with the flow-passing surface groove that can hold cylindrical base, and is provided with the pier stud that can penetrate in described prominent body installing hole at the correspondence position of flow-passing surface groove; The cylindrical base of described prominent body bottom is fixed on cell body by Duo Zu bindiny mechanism.
Described prominent body is made by elastomeric material, prominent external surface applies the material of anti-Cavitation, under the effect of high-velocity flow, partial fluidization and pressure that elastomeric material distortion can improve near prominent surface distribute, reduce the intensity that flow cavitation occurs, absorb simultaneously cavity crumble and fall produce impact energy and microjet impact force, avoid cavitation erosion and erosion attack.
Cell body flow-passing surface is the surface that in cell body, current pass through.
Owing to having gap between flow-passing surface groove and prominent body, can the gap between flow-passing surface groove and prominent body in fill concrete, strengthen the density between flow-passing surface groove and prominent contact level.
The end face of described cylindrical base is concordant with the flow-passing surface of its place cell body, prevents the impact of current to cylindrical base, guarantees the stability that cylindrical base is installed.
Described bindiny mechanism comprises the flange imbedded in cell body, for the bolt of clamp flange dish and prominent body, in the cylindrical base of described prominent body, be provided with the bolt hole passing for bolt; Gai Zhong bindiny mechanism is for convenience detach, is convenient to the inspection and maintenance of prominent body.
Describedly let out the side plate that groove cell body comprises base plate and base plate both sides, described prominent body is located on the flow-passing surface of base plate and/or side plate.
It is as follows that prominent body described in the utility model is arranged on the step of letting out in groove:
(1) flange corresponding with cylindrical base hoop bolt hole is embedded in the concrete structure of letting out groove cell body;
(2) the prominent corresponding pier stud of body installing hole in Jiang Yututi center is embedded in the concrete structure of letting out groove, and projecting height and prominent body installing hole adapt;
(3) the body cover of dashing forward is inserted on pier stud, is fixed by bolts on flange simultaneously, and the end face of cylindrical base is concordant with the flow-passing surface of its place cell body.
(4) if there is larger gap between prominent body and flow-passing surface groove, can adopt the method blind of contact grouting, the density between contact-enhancing face.
Compared with prior art, the beneficial effect that the utility model has is: by Tu Ti center, offer prominent body installing hole, cover is inserted on pier stud, is fixed by bolts on flange simultaneously, in order to resist the impact force of current, guarantees the stable of prominent body; And prominent body is easy to dismounting, facilitate the inspection and maintenance of staff to prominent body; Prominent body has and has stronger deformability and erosion resistance, can resist and avoid cavitation erosion and erosion attack.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of letting out groove described in the utility model;
Fig. 2 is the structural representation of prominent body in Fig. 1;
Fig. 3 is the structural representation of letting out groove cell body in Fig. 1.
The specific embodiment
As shown in Figure 2, a kind of prominent body, prominent body 1 is divided into upper and lower two parts, the top of prominent body is that the dash forward bottom of body of ridge portion 7 is cylindrical base 8, prominent body 1 bottom is provided with to prominent body top ridge portion 7 interior recessed prominent body installing holes 3, cylindrical base 8 is cylinder, and the ridge portion 7 on described prominent body top is located at the center of cylindrical base 8; The ridge portion 7 on prominent body 1 top is hemisphere, and the junction of the hemisphere on this prominent body top and the cylindrical base 8 of bottom is by arc surface transition.
Prominent body 1 is made by elastomeric material, and elastomeric material is rubber.
Prominent body 1 external surface applies the material of anti-Cavitation, and the material of anti-Cavitation adopts the polyurea elastomer macromolecular material of anti-Cavitation, and the coating layer thickness of the material of anti-Cavitation is 2mm～5mm.
As shown in Figure 3, one is let out groove, comprise cell body 6 and be arranged on the prominent body 1 on cell body flow-passing surface 9, cell body flow-passing surface 9 is provided with the flow-passing surface groove 10 that can hold cylindrical base 8, the correspondence position of flow-passing surface groove 10 is provided with the pier stud 4 that can penetrate in prominent body installing hole 3, and pier stud 4 can adopt Reinforced Concrete Pier Column or steel work pier stud.
Prominent body shown in Fig. 2 is assembled to the assembling drawing on cell body shown in Fig. 3 as shown in Figure 1, the cylindrical base 8 of prominent body bottom is fixed on cell body 6 by Duo Zu bindiny mechanism, the end face of cylindrical base 8 is concordant with the flow-passing surface 9 of its place cell body 6, and Duo Zu bindiny mechanism is with the Central Symmetry setting of the body bottom cylindrical base 8 of dashing forward.
Bindiny mechanism comprises the flange 5 imbedded in cell body 6, for the bolt of clamp flange dish 5 and prominent body 1, in the cylindrical base 8 of described prominent body 1, be provided with the bolt hole 2 passing for bolt.
If there is gap between flow-passing surface groove 10 and prominent body 1, fill concrete in the gap between flow-passing surface groove 10 and prominent body 1.
Let out the side plate that groove cell body 6 comprises base plate and base plate both sides, described prominent body 1 is located on the flow-passing surface 9 of base plate and/or side plate.
Claims (10)
1. a prominent body, is characterized in that, described prominent body (1) is divided into upper and lower two parts, and the top of prominent body is that the dash forward bottom of body of ridge portion (7) is cylindrical base (8), and described prominent body (1) bottom is provided with inside recessed prominent body installing hole (3).
2. prominent body according to claim 1, is characterized in that, described cylindrical base (8) is cylinder, and the ridge portion (7) on described prominent body top is located at the center of cylindrical base (8).
3. prominent body according to claim 1, is characterized in that, the ridge portion (7) on described prominent body (1) top be hemisphere, and arc surface transition is passed through in the junction of the cylindrical base (8) of the hemisphere on this prominent body top and bottom.
4. prominent body according to claim 1, is characterized in that, described prominent body (1) is made by elastomeric material.
5. prominent body according to claim 1, is characterized in that, described prominent body (1) external surface applies the material of anti-Cavitation.
6. let out groove for one kind, comprise cell body (6), be arranged on the prominent body (1) as described in one of claim 1-5 on cell body flow-passing surface (9), it is characterized in that, described cell body flow-passing surface (9) is provided with the flow-passing surface groove (10) that can hold cylindrical base (8), and is provided with the pier stud (4) that can penetrate in described prominent body installing hole (3) at the correspondence position of flow-passing surface groove (10); The cylindrical base (8) of described prominent body bottom is fixed on cell body (6) by Duo Zu bindiny mechanism.
7. let out according to claim 6 groove, it is characterized in that, described bindiny mechanism comprises the flange (5) imbedded in cell body (6), for the bolt of clamp flange dish (5) and prominent body (1), in the cylindrical base (8) of described prominent body (1), be provided with the bolt hole (2) that confession bolt passes.
8. let out according to claim 7 groove, it is characterized in that, described Duo Zu bindiny mechanism is with the Central Symmetry setting of the body bottom cylindrical base (8) of dashing forward.
9. let out according to claim 7 groove, it is characterized in that, fill concrete in the gap between described flow-passing surface groove (10) and prominent body (1).
10. let out according to claim 7 groove, it is characterized in that, the end face of described cylindrical base (8) is concordant with the flow-passing surface (9) of its place cell body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320550076.2U CN203559404U (en) | 2013-09-05 | 2013-09-05 | Protrusion and draining tank with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320550076.2U CN203559404U (en) | 2013-09-05 | 2013-09-05 | Protrusion and draining tank with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203559404U true CN203559404U (en) | 2014-04-23 |
Family
ID=50509135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320550076.2U Expired - Lifetime CN203559404U (en) | 2013-09-05 | 2013-09-05 | Protrusion and draining tank with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203559404U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437332A (en) * | 2013-09-05 | 2013-12-11 | 中国水电顾问集团中南勘测设计研究院 | Protruding body and discharge chute for mounting protruding body |
| RU2568499C1 (en) * | 2014-05-19 | 2015-11-20 | Новочеркасский инженерно-мелиоративный институт им. А.К. Кортунова ФГБОУ ВПО "Донской государственный аграрный университет" (НИМИ ФГБОУ ВПО ДГАУ) | Device to fix antifiltration cover on liquid waste accumulators |
-
2013
- 2013-09-05 CN CN201320550076.2U patent/CN203559404U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437332A (en) * | 2013-09-05 | 2013-12-11 | 中国水电顾问集团中南勘测设计研究院 | Protruding body and discharge chute for mounting protruding body |
| RU2568499C1 (en) * | 2014-05-19 | 2015-11-20 | Новочеркасский инженерно-мелиоративный институт им. А.К. Кортунова ФГБОУ ВПО "Донской государственный аграрный университет" (НИМИ ФГБОУ ВПО ДГАУ) | Device to fix antifiltration cover on liquid waste accumulators |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA POWER GROUP ZHONGNAN INVESTIGATION DESIGN + Free format text: FORMER NAME: HYDROCHINA ZHONGNAN ENGINEERING CORPORATION Owner name: HYDROCHINA ZHONGNAN ENGINEERING CORPORATION Free format text: FORMER NAME: ZHONGNAN PROSPECTING DESIGN INST. CHINA HYDRAUELECTRIC CONSULTANT GROUP |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 410014 Hunan province Changsha Yuhua District, camphor Road No. 16 Patentee after: POWERCHINA ZHONGNAN ENGINEERING Corp.,Ltd. Address before: 410014 Hunan province Changsha Yuhua District, camphor Road No. 16 Patentee before: HYDROCHINA ZHONGNAN ENGINEERING Corp. |
|
| CP03 | Change of name, title or address |
Address after: 410014 Hunan province Changsha Yuhua District, camphor Road No. 16 Patentee after: HYDROCHINA ZHONGNAN ENGINEERING Corp. Address before: 410014, 9 camphor Road, Yuhua District, Hunan, Changsha Patentee before: Mid-South Hydroelectric Investigation & Design Institute of China Hydropower Engineering Consulting Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |
|
| CX01 | Expiry of patent term |