CN104061188A - Centrifugal mechanical sealing cooling system of hot water circulating pump - Google Patents
Centrifugal mechanical sealing cooling system of hot water circulating pump Download PDFInfo
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- CN104061188A CN104061188A CN201410326185.5A CN201410326185A CN104061188A CN 104061188 A CN104061188 A CN 104061188A CN 201410326185 A CN201410326185 A CN 201410326185A CN 104061188 A CN104061188 A CN 104061188A
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Abstract
The invention provides a centrifugal mechanical sealing cooling system of a hot water circulating pump, and relates to the chemical industries such as metallurgy, thermoelectricity and nonferrous metals. The centrifugal mechanical sealing cooling system comprises a shaft sleeve, a pump cover, a mechanical seal dynamic ring, a mechanical seal static ring, a volute type flow guide gland and a sealing gland. A cavity is arranged between the volute type flow guide gland and a shaft sleeve, and the mechanical seal dynamic ring and the mechanical seal static ring are arranged in the cavity. A blade type pumping ring is further arranged in the cavity, the volute type guide gland is provided with a hot medium water outlet channel which is communicated with the cavity, and the sealing gland is provided with a hot medium exchange water inlet channel communicated with the cavity. The cooling system further comprises a heat exchanger, the heat exchanger is provided with an external cooling water inlet, an external cooling water outlet, a hot medium water inlet and a hot medium exchange water outlet. The hot medium water inlet of the heat exchanger is communicated with the hot medium water outlet channel of the volute type flow guide gland, and the hot medium exchange water outlet of the heat exchanger is communicated the hot medium exchange water inlet channel of the sealing gland through a water tube. The centrifugal mechanical sealing cooling system of the hot water circulating pump is good in circulation effect.
Description
Technical field
The present invention relates to the chemical industries such as metallurgy, thermoelectricity, non-ferrous metal, relate in particular to the mechanical seal structure of hot water circulating pump.
Background technique
Existing hot water circulating pump mainly includes the pump housing, link press span, bearing suspension and main shaft, link press span is connected to a side of the pump housing, bearing suspension is connected to the opposite side of link press span, main shaft is set in the pump housing, link press span, in bearing suspension, on main shaft, be nested with axle sleeve, one end of main shaft connects impeller, the other end connecting power device, pump cover and mechanical seal are set on axle sleeve, impeller and pump cover are arranged in the pump housing, mechanical seal comprises machine envelope rotating ring, machine envelope stationary ring, locking cutting ferrule, a side at pump cover is bolted scroll casing type water conservancy diversion gland, opposite side at scroll casing type water conservancy diversion gland arranges sealing gland, sealing gland is fixed on a side of scroll casing type water conservancy diversion gland by locking cutting ferrule.In machine sealed cover due to existing structure, there is no centrifugal runner, pressure is little, does not reach circulating effect.
Summary of the invention
The object of the invention is in order to overcome the deficiencies in the prior art, the cooling system of the hot water circulating pump centrifugal mechanical sealing that a kind of circulating effect is good is provided.
The object of the present invention is achieved like this: the cooling system of hot water circulating pump centrifugal mechanical sealing, comprise axle sleeve, on axle sleeve, be nested with pump cover, machine envelope rotating ring, machine envelope stationary ring, locking cutting ferrule, machine envelope stationary ring is arranged on a side of machine envelope rotating ring, a side at pump cover is bolted scroll casing type water conservancy diversion gland, opposite side at scroll casing type water conservancy diversion gland arranges sealing gland, and sealing gland is fixed on a side of scroll casing type water conservancy diversion gland by locking cutting ferrule; Between described scroll casing type water conservancy diversion gland and axle sleeve, cavity is set, machine envelope rotating ring, machine envelope stationary ring are arranged in described cavity, blade type pumping ring is also set in cavity, and blade type pumping ring set is put on axle sleeve and with axle sleeve and is welded, and blade type pumping ring is arranged on the opposite side of machine envelope rotating ring; The thermal medium exhalant canal being connected with cavity is set on described scroll casing type water conservancy diversion gland, the rear intake tunnel of thermal medium exchange being connected with cavity is set on described sealing gland; Described cooling system also comprises heat exchanger, external cooling water intake, external coolant outlet, thermal medium water intake, the rear water outlet of thermal medium exchange are set on heat exchanger, the thermal medium water intake of heat exchanger is connected with the thermal medium exhalant canal of scroll casing type water conservancy diversion gland by water pipe, and after the thermal medium exchange of heat exchanger, water outlet is connected with the rear intake tunnel of thermal medium exchange of sealing gland by water pipe.
The present invention is by above design, liquid by the thermal medium exchange of heat exchanger after water outlet after the thermal medium exchange of the thermal medium water intake → heat exchanger of the thermal medium exhalant canal → heat exchanger of intake tunnel → cavity → scroll casing type water conservancy diversion gland after the thermal medium exchange of water outlet → sealing gland.Adopt centrifugal principle, runner is set respectively on scroll casing type water conservancy diversion gland and sealing gland, blade type pumping ring is set in cavity, by liquid, form pressure reduction, input heat exchanger carries out the cooling medium that makes and reaches normal temperature, re-enter again machine envelope stationary ring carry out cooling, thereby assurance machine envelope working life.
In order to make circulating effect better, blade type pumping ring comprises ring body, the first groove of several oblique layouts is along the circumferential direction set in the periphery of ring body, each first groove is connected with the thermal medium exhalant canal of described scroll casing type water conservancy diversion gland respectively, ring body arranges several the second grooves on the side of machine envelope rotating ring, the quantity of the second groove equates with the quantity of the first groove, and a side of each second groove is connected with corresponding the first groove respectively, opposite side is connected with described cavity.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is a kind of structural representation of blade type pumping ring.
Fig. 3 is the right elevation of Fig. 2.
Fig. 4 is the stereogram of Fig. 2.
Embodiment
As shown in Figure 1, the present invention mainly comprises axle sleeve 2, on axle sleeve 2, be nested with pump cover 3, blade type pumping ring 11, machine envelope rotating ring 10, machine envelope stationary ring 12, locking cutting ferrule 8, a side at pump cover 3 is bolted scroll casing type water conservancy diversion gland 5, opposite side at scroll casing type water conservancy diversion gland 5 arranges sealing gland 7, and sealing gland 7 is fixed on a side of scroll casing type water conservancy diversion gland 5 by locking cutting ferrule 8.Between scroll casing type water conservancy diversion gland 5 and axle sleeve 2, cavity 9 is set, blade type pumping ring 11, machine envelope rotating ring 10, machine envelope stationary ring 12 are arranged in cavity 9, blade type pumping ring 11 is nested with on axle sleeve 2 and with axle sleeve 2 and welds, and machine envelope rotating ring 10 is arranged between blade type pumping ring 11 and machine envelope stationary ring 12.On scroll casing type water conservancy diversion gland 5, thermal medium exhalant canal 4 is set, the rear intake tunnel 6 of thermal medium exchange being connected with cavity 9 is set on sealing gland 7.
As shown in Figure 2,3, 4, blade type pumping ring 11 comprises ring body 11-1, the first groove 11-2 of several oblique layouts is along the circumferential direction set in the periphery of ring body 11-1, each first groove 11-2 is connected with the thermal medium exhalant canal 4 of scroll casing type water conservancy diversion gland 5 respectively, ring body 11-1 arranges several second grooves 11-3 on the side of machine envelope rotating ring 10, the quantity of the second groove 11-3 equates with the quantity of the first groove 11-2, and a side of each second groove 11-3 is connected with corresponding the first groove 11-2 respectively, opposite side is connected with cavity 9.
As shown in Figure 1, cooling system also comprises heat exchanger 1, external cooling water intake 1-1, external coolant outlet 1-2, thermal medium water intake 1-3, the rear water outlet 1-4 of thermal medium exchange are set on heat exchanger 1, the thermal medium water intake 1-3 of heat exchanger 1 is connected with the thermal medium exhalant canal 4 of scroll casing type water conservancy diversion gland 5 by water pipe, and after the thermal medium exchange of heat exchanger 1, water outlet 1-4 is connected with the rear intake tunnel 6 of thermal medium exchange of sealing gland 7 by water pipe.
Claims (2)
1. the cooling system that hot water circulating pump centrifugal mechanical seals, comprise axle sleeve, on axle sleeve, be nested with pump cover, machine envelope rotating ring, machine envelope stationary ring, locking cutting ferrule, machine envelope stationary ring is arranged on a side of machine envelope rotating ring, a side at pump cover is bolted scroll casing type water conservancy diversion gland, opposite side at scroll casing type water conservancy diversion gland arranges sealing gland, and sealing gland is fixed on a side of scroll casing type water conservancy diversion gland by locking cutting ferrule; It is characterized in that: between described scroll casing type water conservancy diversion gland and axle sleeve, cavity is set, machine envelope rotating ring, machine envelope stationary ring are arranged in described cavity, blade type pumping ring is also set in cavity, blade type pumping ring set is put on axle sleeve and with axle sleeve and is welded, and blade type pumping ring is arranged on the opposite side of machine envelope rotating ring; The thermal medium exhalant canal being connected with cavity is set on described scroll casing type water conservancy diversion gland, the rear intake tunnel of thermal medium exchange being connected with cavity is set on described sealing gland; Described cooling system also comprises heat exchanger, external cooling water intake, external coolant outlet, thermal medium water intake, the rear water outlet of thermal medium exchange are set on heat exchanger, the thermal medium water intake of heat exchanger is connected with the thermal medium exhalant canal of scroll casing type water conservancy diversion gland by water pipe, and after the thermal medium exchange of heat exchanger, water outlet is connected with the rear intake tunnel of thermal medium exchange of sealing gland by water pipe.
2. the cooling system that hot water circulating pump centrifugal mechanical according to claim 1 seals, it is characterized in that: described blade type pumping ring comprises ring body, the first groove of several oblique layouts is along the circumferential direction set in the periphery of ring body, each first groove is connected with the thermal medium exhalant canal of described scroll casing type water conservancy diversion gland respectively, ring body arranges several the second grooves on the side of machine envelope rotating ring, the quantity of the second groove equates with the quantity of the first groove, one side of each second groove is connected with corresponding the first groove respectively, opposite side is connected with described cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410326185.5A CN104061188A (en) | 2014-07-10 | 2014-07-10 | Centrifugal mechanical sealing cooling system of hot water circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410326185.5A CN104061188A (en) | 2014-07-10 | 2014-07-10 | Centrifugal mechanical sealing cooling system of hot water circulating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104061188A true CN104061188A (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410326185.5A Pending CN104061188A (en) | 2014-07-10 | 2014-07-10 | Centrifugal mechanical sealing cooling system of hot water circulating pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN104061188A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192900A (en) * | 1998-12-25 | 2000-07-11 | Miura Co Ltd | Pump |
| CN2725588Y (en) * | 2004-05-13 | 2005-09-14 | 北京中水科工程总公司科禹泵制造厂 | High temperature resistant hot water circulation pump |
| CN203214441U (en) * | 2013-04-13 | 2013-09-25 | 丹东克隆集团有限责任公司 | Circulating cooling mechanism of mechanical seal device for pump |
| JP2014088956A (en) * | 2012-10-01 | 2014-05-15 | Torishima Pump Mfg Co Ltd | Mechanical seal |
| CN203962495U (en) * | 2014-07-10 | 2014-11-26 | 江苏永一泵业有限公司 | The cooling system of hot water circulating pump centrifugal mechanical sealing |
-
2014
- 2014-07-10 CN CN201410326185.5A patent/CN104061188A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192900A (en) * | 1998-12-25 | 2000-07-11 | Miura Co Ltd | Pump |
| CN2725588Y (en) * | 2004-05-13 | 2005-09-14 | 北京中水科工程总公司科禹泵制造厂 | High temperature resistant hot water circulation pump |
| JP2014088956A (en) * | 2012-10-01 | 2014-05-15 | Torishima Pump Mfg Co Ltd | Mechanical seal |
| CN203214441U (en) * | 2013-04-13 | 2013-09-25 | 丹东克隆集团有限责任公司 | Circulating cooling mechanism of mechanical seal device for pump |
| CN203962495U (en) * | 2014-07-10 | 2014-11-26 | 江苏永一泵业有限公司 | The cooling system of hot water circulating pump centrifugal mechanical sealing |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140924 |