CN207195919U - The expansion joint device that vacuum pump system docks with vacuum tank - Google Patents
The expansion joint device that vacuum pump system docks with vacuum tank Download PDFInfo
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- CN207195919U CN207195919U CN201721057403.5U CN201721057403U CN207195919U CN 207195919 U CN207195919 U CN 207195919U CN 201721057403 U CN201721057403 U CN 201721057403U CN 207195919 U CN207195919 U CN 207195919U
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Abstract
It the utility model is related to the expansion joint device that a kind of vacuum pump system docks with vacuum tank, including vacuum tank sealing ring, sealing flange, adpting flange, vacuum pipe sealing ring, bellows, connector drum, the vacuum tank sealing ring is arranged on sealing flange, vacuum pipe sealing ring is provided with adpting flange, connector drum one end is fixedly connected with sealing flange, the connector drum other end is fixedly connected with bellows, the bellows other end is fixedly connected with adpting flange, sealing flange coordinates with vacuum tank flange, adpting flange is connected with vacuum pipe flange, it is characterized in that：It is additionally provided with more set identical sealing flange push-pull device at fixed, one end of sealing flange push-pull device at fixed is fixedly connected with sealing flange, the other end of sealing flange push-pull device at fixed is arranged on adpting flange, and the sealing flange push-pull device at fixed that cover are uniformly configured in connector drum circumference and worked asynchronously more.It is the utility model good seal, simple in construction, it is easy to maintenance, service life is long, simple to operate.
Description
Technical field
The utility model discloses the expansion joint device that a kind of vacuum pump system docks with vacuum tank, is mainly used in moving
Canister type refining furnace.
Background technology
The VOD/VD vacuum refining furnaces of traditional mobile pot type, vacuum chamber（Tank）Connection with vacuum pump system is used true
Sky, which covers, sets 1 180 ° of elbow or 90 ° of elbows and vacuum chamber（Tank）Vacuum column on side, realized by the lifting of vacuum cover
Elbow sealing flange docks with vacuum column top flange, the vacuum chamber（Tank）The mode being connected with vacuum pump system, mainly
Drawback is embodied in the following aspects：Vacuum column setting rubber soft joint suitable for reading, is discharged in vacuum refining furnace smelting process
The high-temperature gas gone out is easily damaged, and service life is very short, it is necessary to often change, and is especially damaged in smelting process, can be direct
Influence the smelting quality of molten steel；Vacuum column setting corrugated pipe connector suitable for reading, because the power that compressing bellows deformation needs is larger, when
Vacuum cover declines when being docked with corrugated pipe connector, and that causes vacuum cover and vacuum tank is unable to normally closed, often influences vacuum
The sealing of room under vacuum conditions.
Utility model content
Technical problem to be solved in the utility model is to change existing vacuum refining furnace vacuum pump system and vacuum tank pair
The technological deficiency connect, a kind of good seal performance, simple in construction is provided for vacuum refining furnace, it is easy to maintenance, service life is long, operation
The expansion joint device that a kind of simple vacuum pump system docks with vacuum tank.
The technical scheme in the invention for solving the above technical problem is：What a kind of vacuum pump system docked with vacuum tank
Expansion joint device, including vacuum tank sealing ring, sealing flange, adpting flange, vacuum pipe sealing ring, bellows, connecting cylinder
Body, the vacuum tank sealing ring are arranged on sealing flange, and vacuum pipe sealing ring, connector drum one are provided with adpting flange
End is fixedly connected with sealing flange, and the other end is fixedly connected with bellows, and the bellows other end is fixedly connected with adpting flange, close
Flange is sealed with vacuum tank flange to coordinate, adpting flange is connected with vacuum pipe flange, it is characterized in that：It is additionally provided with more set phases
Same sealing flange push-pull device at fixed, one end of sealing flange push-pull device at fixed are fixedly connected with sealing flange, sealing flange push-and-pull dress
The other end put is arranged on adpting flange, and the sealing flange push-pull device at fixed that cover are uniformly configured in that connector drum is circumferential and synchronous work more
Make.
The sealing flange push-pull device at fixed is by reinforcing plate, top plate, handspike bearing, guide rod, guide sleeve, power unit group
Into reinforcing plate, top plate, vacuum tank connector drum, sealing flange are integrally fixed, and handspike bearing is arranged on top plate, described to lead
It is fixed to bar front end on top plate, is oriented to rod rear end and is sleeved in guide sleeve, power set one end is connected with handspike bearing, power
The device other end is arranged on adpting flange.Power set push-and-pull sealing flange so that sealing flange or with vacuum tank flange
Connection departs from, at the same time bellows synchronization telescope.
The power set can use oil cylinder or motor, and power set described in this example use oil cylinder, cylinder putter with
Handspike bearing is connected, and the oil cylinder other end is arranged on adpting flange by cylinder support, and its effect is to provide sealing flange push-and-pull
Power.
Described bellows stretch compensation amount is 140mm.
The utility model is additionally provided with insulating jacket, and described insulating jacket one end is consolidated with connector drum or bellows straight section
Fixed, the insulating jacket other end is not fixed, and insulating jacket is covered on ripple inside pipe wall, filling heat-preservation cotton in insulating jacket, protection
Bellows does not damage under high-temperature flue gas environment.
Sealing flange push-pull device at fixed described in the utility model has four sets.
Described vacuum tank sealing ring docks on the trapezoidal seal groove of sealing flange for expansion joint with vacuum tank
When sealing.
Described vacuum pipe sealing ring is arranged on the trapezoidal seal groove of adpting flange, ensures connecing for expansion joint device
Mouth is not revealed under vacuum conditions.
It is expansion joint device good seal performance that vacuum pump system of the present utility model docks with vacuum tank, simple in construction,
It is easy to maintenance, service life is long, simple to operate.
Brief description of the drawings
Fig. 1 is schematic diagram when the utility model vacuum pump system departs from vacuum tank.
Fig. 2 is schematic diagram when the utility model vacuum pump system docks with vacuum tank.
Fig. 3 is the structural representation of the utility model embodiment.
Fig. 4 is Fig. 3 left view schematic diagram.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Referring to Fig. 3, a kind of vacuum pump system of the utility model embodiment（Abbreviation vavuum pump）What is docked with vacuum tank stretches
Contracting piecing devices, including：Vacuum tank sealing ring 1, sealing flange 2, reinforcing plate 3, top plate 4, handspike bearing 5, connector drum 6, lead
To bar 7, oil cylinder 8, bellows 9, insulating jacket 10, cylinder support 11, guide sleeve 12, adpting flange 13, vacuum pipe sealing ring
14th, vacuum tank 15, vacuum pipe 16.Before a left side is in Fig. 1~3, after the right side is.
Vacuum tank sealing ring 1 in the present embodiment is embedded in the trapezoidal seal groove of sealing flange 2（The small inner side in outside is big in Fig. 3）
It is interior, sealing when being docked for expansion joint with vacuum tank 15 between flange.
The quantity of reinforcing plate 3 and top plate 4 in the present embodiment respectively has 4, is evenly distributed on the surrounding of connector drum 6, sealing
The top plate 4 of reinforcing plate 3,4 of flange 2,4 uses solder design with connector drum 6.
Handspike bearing 5 in the present embodiment shares 4, is separately mounted to using bolt on 4 top plates 4, respectively with 4 oil
The push rod of cylinder 8 is connected by bearing pin.
Guide rod 7 in the present embodiment shares 4, and the every front end of guide rod 7 is fixed on top plate 4 using nut, rear end
The guide sleeve 12 being passed through on cylinder support 11, its effect is support telescopic joint weight, and protection expansion corrugated pipe 9 is constant
Shape, and ensure the concentricity in expansion joint telescopic process.
Oil cylinder 8 in the present embodiment shares 4, and bolt is respectively adopted on 4 cylinder supports 11.
Bellows 9 one in the present embodiment is welded with connector drum 6, and one is welded with adpting flange 13, and bellows 6 is drawn
It is 140mm to stretch compensation rate.
The one end of insulating jacket 10 and connector drum 6 in the present embodiment（Or the straight section of bellows 9）It is welded and fixed, the other end is not
Fixed, insulating jacket 10 is covered on the inwall of bellows 9, and inside filling heat-preservation cotton, protection bellows 9 is under high-temperature flue gas environment
Do not damage.
Cylinder support 11 in the present embodiment shares 4, is distributed on around the external diameter of adpting flange 13, and be welded on connection method
On orchid 13, as the bearing of oil cylinder 8,1 guide sleeve 12 of each top welding.
Although the utility model is disclosed as above with embodiment, it is not limited to protection model of the present utility model
Enclose, any technical staff for being familiar with this technology, do not departing from the change made in spirit and scope of the present utility model and profit
Decorations, all should belong to the scope of protection of the utility model.
Claims (8)
1. the expansion joint device that a kind of vacuum pump system docks with vacuum tank, including vacuum tank sealing ring, sealing flange, connection
Flange, vacuum pipe sealing ring, bellows, connector drum, the vacuum tank sealing ring are arranged on sealing flange, adpting flange
On be provided with vacuum pipe sealing ring, connector drum one end is fixedly connected with sealing flange, the connector drum other end and bellows
Be fixedly connected, the bellows other end is fixedly connected with adpting flange, and sealing flange and vacuum tank flange coordinate, adpting flange with it is true
Vacant duct flange is connected, it is characterized in that：It is additionally provided with more set identical sealing flange push-pull device at fixed, sealing flange push-and-pull dress
The one end put is fixedly connected with sealing flange, and the other end of sealing flange push-pull device at fixed is arranged on adpting flange, more set sealings
Flange push-pull device at fixed is uniformly configured in connector drum circumference and worked asynchronously.
2. expansion joint device according to claim 1, it is characterized in that：The sealing flange push-pull device at fixed is by reinforcing plate, top
Plate, handspike bearing, guide rod, guide sleeve, power set composition, reinforcing plate, top plate, vacuum tank connector drum, sealing flange are solid
Fixed integral, handspike bearing is arranged on top plate, and the guide rod front end is fixed on top plate, and guiding rod rear end, which is sleeved on, leads
Into set, power set one end is connected with handspike bearing, and the power set other end is arranged on adpting flange.
3. expansion joint device according to claim 2, it is characterized in that：The power set use oil cylinder, cylinder putter with
Handspike bearing is connected, and the oil cylinder other end is arranged on adpting flange by cylinder support.
4. expansion joint device according to claim 1, it is characterized in that：Described bellows stretch compensation amount is 140mm.
5. expansion joint device according to claim 1, it is characterized in that：It is additionally provided with insulating jacket, described insulating jacket
One end is fixed with connector drum or bellows straight section, and the insulating jacket other end is not fixed, and insulating jacket is covered in ripple inside pipe wall
On, filling heat-preservation cotton in insulating jacket.
6. expansion joint device according to claim 1, it is characterized in that：The sealing flange push-pull device at fixed has four sets.
7. expansion joint device according to claim 1, it is characterized in that：Described vacuum tank sealing ring is embedded in sealing flange
On trapezoidal seal groove.
8. expansion joint device according to claim 1, it is characterized in that：Described vacuum pipe sealing ring is arranged on connection method
On blue trapezoidal seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721057403.5U CN207195919U (en) | 2017-08-23 | 2017-08-23 | The expansion joint device that vacuum pump system docks with vacuum tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721057403.5U CN207195919U (en) | 2017-08-23 | 2017-08-23 | The expansion joint device that vacuum pump system docks with vacuum tank |
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| Publication Number | Publication Date |
|---|---|
| CN207195919U true CN207195919U (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721057403.5U Active CN207195919U (en) | 2017-08-23 | 2017-08-23 | The expansion joint device that vacuum pump system docks with vacuum tank |
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| Country | Link |
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| CN (1) | CN207195919U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355620A (en) * | 2017-08-23 | 2017-11-17 | 浙江杭真能源科技股份有限公司 | The expansion joint device that a kind of vacuum pump system docks with vacuum tank |
| CN109353713A (en) * | 2018-12-07 | 2019-02-19 | 南通虹波机械有限公司 | A kind of mining pumping plant end vacuum tank and preparation method thereof |
| CN112628502A (en) * | 2020-12-29 | 2021-04-09 | 中国航空工业集团公司西安飞机设计研究所 | Integrated corrugated pipe and silicone tube butt joint interface and using method thereof |
-
2017
- 2017-08-23 CN CN201721057403.5U patent/CN207195919U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355620A (en) * | 2017-08-23 | 2017-11-17 | 浙江杭真能源科技股份有限公司 | The expansion joint device that a kind of vacuum pump system docks with vacuum tank |
| CN109353713A (en) * | 2018-12-07 | 2019-02-19 | 南通虹波机械有限公司 | A kind of mining pumping plant end vacuum tank and preparation method thereof |
| CN112628502A (en) * | 2020-12-29 | 2021-04-09 | 中国航空工业集团公司西安飞机设计研究所 | Integrated corrugated pipe and silicone tube butt joint interface and using method thereof |
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