CN201412334Y - High-temperature resistant roots blower - Google Patents
High-temperature resistant roots blower Download PDFInfo
- Publication number
- CN201412334Y CN201412334Y CN2009200442285U CN200920044228U CN201412334Y CN 201412334 Y CN201412334 Y CN 201412334Y CN 2009200442285 U CN2009200442285 U CN 2009200442285U CN 200920044228 U CN200920044228 U CN 200920044228U CN 201412334 Y CN201412334 Y CN 201412334Y
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- CN
- China
- Prior art keywords
- wall plate
- temperature resistant
- right sidesing
- sidesing wall
- roots blower
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- 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
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Abstract
The utility model discloses a high-temperature resistant roots blower, which comprises a casing, left and right wallboards, an oil tank and a pair of parallel shafts, wherein the casing is provided with an air inlet and an air outlet; the left and right wallboards are provided with a pair of shaft holes; both ends of the two parallel shafts pass through the shaft holes of the left and right wallboards; two meshed impellers which rotate at opposite directions are arranged on the parallel shaft between the left and right wallboards; one ends of the two parallel shafts fixedly extend into the oiltank outside the left wallboard through a supporting bearing, and the other ends thereof fixedly extend out through a supporting bearing; the contact surface of the left and right wallboards with thecasing is sequentially provided with a heat insulation mat and a heat insulation board; synchronously rotated fans are arranged on the two parallel shafts between the left and right wallboards and the supporting bearings; and a sealing ring group is arranged on the parallel shaft between the left and right wallboards and the fan. The high-temperature resistant roots blower has the advantages of simple structure, low operating cost, long service life and capability of transporting the dry gas with the temperature up to over 300 DEG C and realizing environmental protection and high-efficient energy saving.
Description
Technical field:
The utility model relates to a kind of Roots blower, particularly a kind of resistant to elevated temperatures Roots blower.
Background technique:
Roots blower is owing to have compact overall structure and volume is little, in light weight, noise is low, running is steady, characteristics such as energy-efficient, in recent years, be widely used in fields such as metallurgy, petrochemical industry, papermaking, food and electron trades, and the trend that replaces centrifugal blower has gradually been arranged.But because its operation technique requires intake temperature can not be higher than 40 ℃, so carry again after when delivery temperature surpasses this gas, all it being lowered the temperature at present.Because the cooling conveying can cause huge energy loss, for the gas delivery that can not lower the temperature and handle, just can not adopt the roots blower of conventional construction form to carry out gas delivery, and widely used just can only be the axial flow centrifugal blower, low with regard to working life like this, the operating cost height, and can not realize environmental protection and energy-efficient.
Summary of the invention:
The purpose of this utility model is in order to overcome above deficiency, to provide a kind of operating cost low, long service life, can delivery temperature up to the dry gas of more than 300 degree with can realize environmental protection and energy-efficient high temperature resistant Roots blower.
The purpose of this utility model is achieved through the following technical solutions: a kind of high temperature resistant Roots blower, comprise casing, left and right sidesing wall plate, fuel tank and pair of parallel axle, casing is provided with suction port and relief opening, left and right sidesing wall plate is provided with a pair of axis hole, the two ends of two-parallel axis are passed from the axis hole of left and right sidesing wall plate, the engagement impeller of two opposite direction rotations is housed on the two-parallel axis between the left and right sidesing wall plate, the engagement impeller is a trilobal cross, and be overall structure, one end of two-parallel axis fixedly stretches in the fuel tank in the left wallboard outside by a block bearing, the other end fixedly stretches out by another block bearing, described left and right sidesing wall plate is the water interlayer structure, on left and right sidesing wall plate and face that casing contacts, all be provided with thermal insulating pad and thermal baffle successively, purpose is to arrive block bearing and lubricating oil tank in order to stop from the heat of casing and wallboard formed plane transmission, influence the working life of block bearing and lubricant oil, reduce the temperature loss of institute's conveying gas simultaneously to greatest extent; Behind the thermal insulating pad of left and right sidesing wall plate, added cooling water chamber, and global design is open architecture, on two water cavities, all is provided with water intake and water outlet, be in the cooling water of flowing state in it, stoped heat to block bearing and lubricating oil tank transmission; In order to reduce the influence of heat that two parallel axes transmit to block bearing and lubricating oil tank, on the two-parallel axis between left and right sidesing wall plate and the block bearing, all be provided with the fan of synchronous rotation, strengthen air flows, to reduce the diaxon temperature; In order to stop from the space internal leakage high-temperature gas between two parallel axes and left and right sidesing wall plate, reduce the influence of high-temperature gas to block bearing and lubricating oil tank, on the two-parallel axis between left and right sidesing wall plate and the fan, adopted graphite to soak the antimony carbocyclic ring and labyrinth seal ring seals with the automatic regulatory function of selflubricating, or for both one of seal.
Further improvement of the utility model is: described thermal insulating pad adopts the no asbestos slab insulant of Waterproofing/oilproofing to make.
Further improvement of the utility model is: described thermal baffle adopts higher density insulation materials to make, and the surface is provided with the aviation thermal barrier coating.
The utility model compared with prior art has the following advantages:
1, compact structure and volume are little, in light weight;
2, noise is low, running is steady;
3, low, the long service life of operating cost;
4, the energy delivery temperature is up to the dry gas of more than 300 degree;
5, can realize environmental protection and energy-efficient.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be Fig. 1 A-A to structural representation
Number in the figure: 1-casing, 2-wallboard, 3-fuel tank, 4-parallel axes, 5-engagement impeller, 6-suction port, 7-relief opening, 8-axis hole, 9-block bearing, 10-thermal insulating pad, 11-thermal baffle, 12-fan, 13-water cavity, 14-water intake, 15-water outlet, the high temperature resistant graphite of 16-soak antimony carbocyclic ring, 17-labyrinth seal ring.
Embodiment:
In order to deepen understanding of the present utility model, the utility model is described in further detail below in conjunction with embodiment and accompanying drawing, and this embodiment only is used to explain the utility model, does not constitute the qualification to the utility model protection domain.
As Fig. 1, shown in Figure 2: a kind of high temperature resistant Roots blower, comprise casing 1, left and right sidesing wall plate 2, fuel tank 3 and pair of parallel axle 4, casing 1 is provided with suction port 6 and relief opening 7, left and right sidesing wall plate 2 is provided with a pair of axis hole 8, the two ends of two-parallel axis 4 are passed from the axis hole 8 of left and right sidesing wall plate 2, the engagement impeller 5 of two opposite direction rotations is housed on the two-parallel axis between the left and right sidesing wall plate 24, engagement impeller 5 is a trilobal cross, and be overall structure, one end of two-parallel axis 4 fixedly stretches in the fuel tank 3 in left wallboard 2 outsides by a block bearing 9, the other end fixedly stretches out by another block bearing 9, described left and right sidesing wall plate 2 is the water interlayer structure, be provided with water cavity 13 in the left and right sidesing wall plate 2, and global design is an open architecture, all be provided with water intake 14 and water outlet 15 at water cavity 13, on left and right sidesing wall plate 2 and face that casing 1 contacts, all be provided with the thermal insulating pad 10 that the no asbestos slab insulant that adopts Waterproofing/oilproofing makes successively and adopt higher density insulation materials to make, and the surface is provided with the thermal baffle 11 of aviation thermal barrier coating, on the two-parallel axis 4 between left and right sidesing wall plate 2 and two block bearings 9, all be provided with the fan 12 of synchronous rotation, the high temperature resistant graphite that all is provided with the automatic regulatory function of selflubricating on the two-parallel axis 4 between left and right sidesing wall plate 2 and the fan 12 soaks antimony carbocyclic ring 16 and labyrinth seal ring 17 seals, or for both one of seal.During blower fan work, high-temperature gas is entered by suction port 6, counterrotating by two meshing impellers 5, high-temperature gas is sent from relief opening 7, at this moment, when high-temperature gas transmits heat to end face, at first meet with the obstruct of thermal baffle 11 and coating thereof, intercept through thermal insulating pad 10 secondaries, the heat that is passed to left and right sidesing wall plate 2 planes is on a small quantity taken away by continual cool but water in the water cavity 13 that is provided with in the left and right sidesing wall plate 2 at last again.Simultaneously, the graphite that is installed on the automatic regulatory function of selflubricating on the two-parallel axis 4 between left and right sidesing wall plate 2 and the fan 12 soaks antimony carbocyclic ring 16 and labyrinth seal ring 17 seals, or for both one of seal, be used to intercept the high-temperature gas that leaks by the gap; Be installed on the fan 12 that rotates synchronously on the two-parallel axis 4 between left and right sidesing wall plate 2 and two block bearings 9, along with two-parallel axis 4 rotates together, increased the speed air flow in left and right sidesing wall plate 2 cavitys, and then the heat of reduction two-parallel axis 4, finally make two block bearings 9 can stablize proper functioning, the lubricating oil temperature in the lubricating oil tank 3 reaches usage requirement, has prolonged its working life, simultaneously can delivery temperature up to more than 300 dry gas of spending, and can realize environmental protection and energy-efficient.
Claims (7)
1, a kind of high temperature resistant Roots blower, comprise casing (1), left and right sidesing wall plate (2), fuel tank (3) and pair of parallel axle (4), casing (1) is provided with suction port (6) and relief opening (7), left and right sidesing wall plate (2) is provided with a pair of axis hole (8), the two ends of parallel axes (4) are passed from the axis hole (8) of left and right sidesing wall plate (2), the engagement impeller (5) of two opposite direction rotations is housed on the two-parallel axis (4) between the left and right sidesing wall plate (2), one end of described two-parallel axis (4) fixedly stretches in the fuel tank (3) in left wallboard (2) outside by a block bearing (9), the other end fixedly stretches out by another block bearing (9), it is characterized in that: described left and right sidesing wall plate (2) is the water interlayer structure, on left and right sidesing wall plate (2) and face that casing (1) contacts, all be provided with thermal insulating pad (10) and thermal baffle (11) successively, all be provided with fan (12) on the two-parallel axis (4) between described left and right sidesing wall plate (2) and the left and right sides block bearing (9), all be provided with the seal ring group on the two-parallel axis (4) between described left and right sidesing wall plate (2) and the fan (12).
2, according to the described high temperature resistant Roots blower of claim 1, it is characterized in that: described thermal insulating pad (10) adopts the no asbestos slab insulant of Waterproofing/oilproofing to make.
3, according to claim 1 or 2 described high temperature resistant Roots blowers, it is characterized in that: described thermal baffle (11) adopts higher density insulation materials to make, and the surface is provided with the aviation thermal barrier coating.
4, according to the described high temperature resistant Roots blower of claim 1, it is characterized in that: described left and right sidesing wall plate (2) all is provided with water cavity (13), and global design is open architecture, all is provided with water intake (14) and water outlet (15) in two water cavities (13) both sides.
5, according to the described high temperature resistant Roots blower of claim 1, it is characterized in that: described fan (12) is synchronous rotary fan.
6, according to the described high temperature resistant Roots blower of claim 1, it is characterized in that: described seal ring group is that resistant to elevated temperatures graphite soaks antimony carbocyclic ring (16) and labyrinth seal ring (17), or for both one of.
7, according to the described high temperature resistant Roots blower of claim 1, it is characterized in that: described engagement impeller (5) is a trilobal cross, and is overall structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200442285U CN201412334Y (en) | 2009-06-05 | 2009-06-05 | High-temperature resistant roots blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200442285U CN201412334Y (en) | 2009-06-05 | 2009-06-05 | High-temperature resistant roots blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201412334Y true CN201412334Y (en) | 2010-02-24 |
Family
ID=41714218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200442285U Expired - Fee Related CN201412334Y (en) | 2009-06-05 | 2009-06-05 | High-temperature resistant roots blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201412334Y (en) |
-
2009
- 2009-06-05 CN CN2009200442285U patent/CN201412334Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20130605 |