CN213299196U - Connecting pipe structure of graphite tower - Google Patents
Connecting pipe structure of graphite tower Download PDFInfo
- Publication number
- CN213299196U CN213299196U CN202022048124.0U CN202022048124U CN213299196U CN 213299196 U CN213299196 U CN 213299196U CN 202022048124 U CN202022048124 U CN 202022048124U CN 213299196 U CN213299196 U CN 213299196U
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- flange
- graphite
- steel
- takeover
- connecting pipe
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model discloses a connecting pipe structure of a graphite tower, which comprises a graphite tower wall and a steel shell wrapped outside the graphite tower wall, wherein the connecting pipe structure comprises a graphite connecting pipe, a first flange, a steel sleeve ring, a second flange and a connecting pipe flange which are bonded on the graphite tower wall, and the first flange, the steel sleeve ring and the second flange are sequentially sleeved on the graphite connecting pipe; the first flange is fixedly connected to the steel shell, the first flange is not connected with the graphite connecting pipe, the steel sleeve ring and the second flange are movably sleeved on the graphite connecting pipe, a sealing ring is arranged between the steel sleeve ring and the second flange, the first flange and the second flange are tightly connected together through a connecting bolt, the steel sleeve ring and the second flange are tightly pressed on the sealing ring, and the connecting pipe flange is connected to the second flange through a transition pipe. In this application, only produce the friction through sealing washer and graphite takeover, avoided the flexible volume that outside pipeline produced to transmit the graphite takeover, reduced the external force to the graphite takeover by a wide margin.
Description
Technical Field
The utility model relates to a take over structure of graphite tower.
Background
Graphite tower is as chemical industry equipment commonly used, need set up more material and take over on the tower wall, external pipe generally adopts the hard joint lug connection to take over to the material, the temperature of the material that part material was taken over and is circulated is higher, because the temperature difference effect, the outside pipeline can produce great flexible volume, these flexible volumes can transmit on the material is taken over, cause the material to take over and produce the internal stress, and lead to the part to take over and produce the crackle between the tower body, or make material take over self produce the crackle, sometimes still can produce and take over the phenomenon of complete fracture from the tower wall. In order to reduce the phenomenon, an expansion joint is arranged on the material connecting pipe, but the stress produced by the expansion joint is still large, so that the problem of fracture of the material connecting pipe cannot be completely solved.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the utility model provides a connection pipe structure of a graphite tower, the graphite tower comprises a graphite tower wall and a steel shell wrapped outside the graphite tower wall, the connection pipe structure comprises a graphite connection pipe bonded on the graphite tower wall, a first flange, a steel sleeve ring, a second flange and a connection pipe flange, the first flange, the steel sleeve ring and the second flange are sequentially sleeved on the graphite connection pipe, wherein the second flange is positioned on one side of the first flange departing from the graphite tower, and the steel sleeve ring is positioned between the first flange and the second flange;
this first flange fixed connection is on the steel shell, and first flange and graphite takeover do not have the connection, the steel lantern ring is all established on graphite takeover with the second flange activity ground cover, be provided with a sealing washer between the steel lantern ring and second flange, this sealing washer cover is established on graphite takeover, connecting bolt links together first flange and second flange closely, makes the steel lantern ring and second flange closely support to press on the sealing washer, and makes the sealing washer seal ground cover establish on graphite takeover, the takeover flange is connected to on the second flange through the transition pipe, this takeover flange is located one side that graphite takeover deviates from the graphite tower. Specifically, the sealing ring is an O-shaped rubber ring.
In the application, the first flange is connected to the steel shell, the steel sleeve ring and the second flange can be separated from the graphite connecting pipe, the sealing ring is sleeved on the graphite connecting pipe in a sealing mode by means of extrusion of the steel sleeve ring and the second flange, and sealing performance between the sealing ring and the second flange is guaranteed, so that a combined piece formed by the connecting pipe flange and the transition pipe and the second flange can be connected to the graphite connecting pipe in a sealing mode.
Further, in order to reduce friction on the graphite adapter, a distance is reserved between the inner circumferential surface of the first flange and the outer circumferential surface of the graphite adapter.
Further, the steel sleeve ring and the second flange are freely sleeved on the graphite connecting pipe, and the inner circumferential surfaces of the steel sleeve ring and the second flange are abutted against the graphite connecting pipe. This design can make steel lantern ring and second flange seal washer all ground form comparatively stable pressure, forms stable pressure to the sealing washer to guarantee sealed effect.
For further guaranteeing the leakproofness between sealing washer and the graphite takeover, be provided with first recess on the side of steel lantern ring orientation second flange, be provided with the second recess on the side of the steel lantern ring of orientation of second flange, this first recess and second recess set up relatively, and can support and press in the relative both sides of sealing washer. When the steel lantern ring and the second flange extrude the sealing ring, the deformation generated on the inner side of the sealing ring can be tightly pressed on the peripheral surface of the graphite connecting pipe under the limitation of the first groove and the second groove, and the sealing performance is ensured.
Further, in order to ensure that the third flange can be smoothly butted with an external pipeline or equipment, the transition pipe is in a conical shape with the large end facing the graphite connecting pipe, and the transition pipe and the graphite connecting pipe are coaxially arranged. The connecting flanges on the external pipeline and the equipment are generally standard flanges, and the standard flanges cannot be installed due to the large outer diameter of the graphite connecting pipe, so that when the transition pipe is in a conical shape, the standard flanges can be used as third flanges to conveniently and smoothly complete connection with the external pipeline or the equipment.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
Referring to fig. 1, the connection pipe structure of the graphite tower comprises a graphite tower wall 100 and a steel shell 110 wrapped outside the graphite tower wall 100, the connection pipe structure comprises a graphite connection pipe 11 bonded on the graphite tower wall, a first flange 21, a steel collar 22, a second flange 23 and a connection pipe flange 26, the first flange 21, the steel collar 22 and the second flange 23 are sequentially sleeved on the graphite connection pipe 11, wherein the second flange 23 is located on one side of the first flange 21, which is far away from the graphite tower, and the steel collar 22 is located between the first flange 21 and the second flange 22.
The first flange 21 is fixedly connected to the steel housing 110 through a connecting rod 25, and the first flange is not connected to the graphite adapter tube, the steel collar 22 and the second flange 23 are both movably sleeved on the graphite adapter tube 11, and a sealing ring 28 is disposed between the steel collar 22 and the second flange 22, in this embodiment, the sealing ring 28 is an O-shaped rubber ring. The sealing ring 28 is sleeved on the graphite adapter 11, and the connecting bolt 24 tightly connects the first flange and the second flange together, so that the steel collar 22 and the second flange 23 tightly press against the sealing ring 28, and the sealing ring is hermetically sleeved on the graphite adapter. A pipe flange 26 is connected to the second flange 23 via a transition pipe 27, which pipe flange is located on the side of the graphite stub facing away from the graphite tower. In this embodiment, in order to be sleeved on the graphite adapter, the first flange and the second flange are both non-standard flanges, and the adapter flange is a standard flange having the same caliber as the graphite adapter. The transition pipe is in a taper shape with the large end facing the graphite connecting pipe, and the transition pipe and the graphite connecting pipe are coaxially arranged.
The graphite tower wall 100 is provided with a flow hole 120 for communicating the graphite adapter 11, a step hole 31 is formed by sinking the outer edge of the flow hole inwards, one end of the graphite adapter 11 is inserted into the step hole and is bonded by adhesive,
in order to facilitate installation, in the embodiment, a distance is provided between the inner circumferential surface of the first flange 21 and the outer circumferential surface of the graphite adapter, so that friction between the first flange and the graphite adapter is avoided, and the influence on the graphite adapter is reduced.
The steel sleeve ring and the second flange are freely sleeved on the graphite connecting pipe, and the inner circumferential surfaces of the steel sleeve ring and the second flange are abutted against the graphite connecting pipe. In order to enable the sealing ring to be tightly pressed against the outer peripheral surface of the graphite adapter, in the present embodiment, a first groove 221 is provided on the side surface of the steel collar 22 facing the second flange 23, and a second groove 231 is provided on the side surface of the second flange 23 facing the steel collar 22, and the first groove 221 and the second groove 231 are oppositely arranged and can be pressed against opposite sides of the sealing ring. When the steel lantern ring and the second flange extrude the sealing ring, the sealing ring can be tightly pressed on the graphite connecting pipe under the limitation of the first groove and the second groove, and the sealing performance is ensured.
Claims (6)
1. A connection pipe structure of a graphite tower is characterized in that the graphite tower comprises a graphite tower wall and a steel shell wrapped on the outer side of the graphite tower wall, the connection pipe structure comprises a graphite connection pipe, a first flange, a steel sleeve ring, a second flange and a connection pipe flange, the graphite connection pipe, the first flange, the steel sleeve ring, the second flange and the connection pipe flange are bonded on the graphite tower wall, the first flange, the steel sleeve ring and the second flange are sequentially sleeved on the graphite connection pipe, the second flange is located on one side, away from the graphite tower, of the first flange, and the steel sleeve ring is located between the first flange and the second flange;
this first flange fixed connection is on the steel shell, and first flange and graphite takeover do not have the connection, the steel lantern ring is all established on graphite takeover with the second flange activity ground cover, be provided with a sealing washer between the steel lantern ring and second flange, this sealing washer cover is established on graphite takeover, connecting bolt links together first flange and second flange closely, makes the steel lantern ring and second flange closely support to press on the sealing washer, and makes the sealing washer seal ground cover establish on graphite takeover, the takeover flange is connected to on the second flange through the transition pipe, this takeover flange is located one side that graphite takeover deviates from the graphite tower.
2. The nozzle structure of a graphite tower according to claim 1, wherein a distance is provided between an inner circumferential surface of the first flange and an outer circumferential surface of the graphite nozzle.
3. The nozzle structure of a graphite tower according to claim 1, wherein the steel collar and the second flange are freely sleeved on the graphite nozzle, and inner circumferential surfaces of the steel collar and the second flange are abutted against the graphite nozzle.
4. The adapter structure of the graphite tower according to claim 1, wherein a first groove is provided on a side surface of the steel collar facing the second flange, and a second groove is provided on a side surface of the second flange facing the steel collar, the first groove and the second groove being disposed opposite to each other and capable of abutting against opposite sides of the seal ring.
5. The adapter structure of graphite tower according to claim 1, wherein the sealing ring is an O-shaped rubber ring.
6. The nozzle structure of the graphite tower according to claim 1, wherein the transition pipe is tapered with a large end facing the graphite nozzle, and the transition pipe is disposed coaxially with the graphite nozzle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022048124.0U CN213299196U (en) | 2020-09-17 | 2020-09-17 | Connecting pipe structure of graphite tower |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022048124.0U CN213299196U (en) | 2020-09-17 | 2020-09-17 | Connecting pipe structure of graphite tower |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213299196U true CN213299196U (en) | 2021-05-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022048124.0U Active CN213299196U (en) | 2020-09-17 | 2020-09-17 | Connecting pipe structure of graphite tower |
Country Status (1)
Country | Link |
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CN (1) | CN213299196U (en) |
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2020
- 2020-09-17 CN CN202022048124.0U patent/CN213299196U/en active Active
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