CN213866308U - Blanking oil seal device of mesh belt furnace - Google Patents
Blanking oil seal device of mesh belt furnace Download PDFInfo
- Publication number
- CN213866308U CN213866308U CN202022683659.5U CN202022683659U CN213866308U CN 213866308 U CN213866308 U CN 213866308U CN 202022683659 U CN202022683659 U CN 202022683659U CN 213866308 U CN213866308 U CN 213866308U
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- China
- Prior art keywords
- mesh belt
- belt furnace
- oil
- blanking
- seal device
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- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000010791 quenching Methods 0.000 abstract description 20
- 230000000171 quenching effect Effects 0.000 abstract description 20
- 238000007142 ring opening reaction Methods 0.000 abstract 3
- 239000002912 waste gas Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a guipure stove blanking oil blanket device, including the exhaust tube, spout oil pipe and pressure boost subassembly, pressure boost subassembly includes the draft tube and the outlet pipe of being connected with the draft tube, the draft tube is provided with the entry of being connected with spouting oil pipe and the export of being connected with the outlet pipe, be provided with a plurality of ring-opening guide plates in the draft tube, a plurality of ring-opening guide plates cup joint in proper order, and the opening of two adjacent ring-opening guide plates sets up by mistake mutually, form annular channel between a plurality of inner walls of opening annular guide plate and draft tube, entry and export are located annular channel's both ends respectively, the both ends of shown outlet pipe respectively with the export, guipure stove intercommunication, exhaust tube and guipure stove intercommunication, and the intercommunication position of exhaust tube and guipure stove is located the upper reaches of the intercommunication position of outlet pipe and guipure stove. The utility model discloses make the pressure increase of quenching oil itself to compensate its loss of pressure in the pipeline, make the oil curtain can intersect, thereby ensure the stable validity of oil blanket.
Description
Technical Field
The utility model relates to a mesh belt furnace technical field especially relates to a mesh belt furnace blanking oil blanket device.
Background
In the operation process of the continuous mesh belt quenching furnace, a large amount of waste gas can be generated when heated high-temperature workpieces fall into quenching oil through the blanking channel, and the quality of the workpieces can be influenced when the waste gas enters the furnace. Therefore, an oil seal device is required to be arranged on the blanking channel to prevent the waste gas from entering the furnace. The existing blanking oil seal device of the mesh belt furnace generally comprises an upper layer oil seal, a lower layer oil seal and an exhaust gas pumping pipeline, wherein the upper layer oil seal and the lower layer oil seal are used for pumping quenching oil by a high-temperature oil pump and spraying to form an oil curtain to prevent waste gas from entering the furnace, and the exhaust gas pumping pipeline is used for pumping residual waste gas by a suction pump (as shown in figure 1, the arrow direction is the circulation direction of the quenching oil). However, the quenching oil pumped by the high-temperature oil pump has pressure loss in the pipeline, so that the oil curtains are easy to be not crossed, and the failure of the oil sealing device is caused. Therefore, in view of the above problems, it is necessary to propose a further solution to solve at least one of the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mesh belt furnace blanking oil seal device to overcome the not enough that exists among the prior art.
In order to solve the technical problem, the technical scheme of the utility model is that:
a blanking oil seal device of a mesh belt furnace comprises an exhaust tube, an oil injection tube and a pressurizing assembly connected with the oil injection tube, the pressurizing assembly comprises a guide shell and an outlet pipe connected with the guide shell, the guide shell is provided with an inlet connected with the oil injection pipe and an outlet connected with the outlet pipe, a plurality of open-loop guide plates are arranged in the guide cylinder and are sequentially sleeved, the openings of two adjacent open-ring guide plates are arranged in a staggered way, an annular channel is formed between the plurality of open-ring guide plates and the inner wall of the guide cylinder, the inlet and the outlet are respectively positioned at two ends of the annular channel, two ends of the outlet pipe are respectively communicated with the outlet and the mesh belt furnace, the exhaust pipe is communicated with the mesh belt furnace, and the communication position of the exhaust pipe and the mesh belt furnace is positioned at the upstream of the communication position of the outlet pipe and the mesh belt furnace.
In a preferred embodiment of the present invention, the outlet pipe includes a connecting portion connected to the outlet and a pressurizing portion communicating with the mesh belt furnace, the cross-sectional area of the pressurizing portion is smaller than the cross-sectional area of the connecting portion, and the exhaust pipe is located upstream of the communicating position of the pressurizing portion and the mesh belt furnace.
In a preferred embodiment of the present invention, the central lines of a plurality of the open ring-shaped guide plates coincide.
In a preferred embodiment of the present invention, two adjacent openings of the split ring-shaped flow guiding plate are respectively located at two ends of the diameter of one of the split ring-shaped flow guiding plates.
In a preferred embodiment of the present invention, the guide cylinder is connected to the oil spray pipe near the blanking port of the mesh belt furnace.
The utility model discloses a preferred embodiment, including at least four spout oil pipe, four spout oil pipe two bisymmetries set up in the side of mesh belt furnace.
The utility model discloses a preferred embodiment, include at least two pressure boost subassembly, two pressure boost subassemblies respectively with two of symmetry spout the oil pipe connection.
In a preferred embodiment of the present invention, the pressurizing assembly is connected to the oil spraying pipe near the blanking port of the mesh belt furnace.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a draft tube setting to and its inside open loop shape guide plate for when the quenching oil flows in the draft tube, because the pressure of centrifugal action and pipe wall, the pressure of quenching oil itself can increase, thereby compensaties the loss of pressure of quenching oil in the pipeline, makes the oil curtain can intersect, thereby ensures the stable validity of oil blanket.
(2) The utility model discloses a setting of outlet pipe, the cross-sectional area of its pressurization portion is less than the cross-sectional area of connecting portion to form and be similar to loudspeaker column structure, make the quenching oil pressure that passes through further increase, further ensure that the oil curtain can intersect, ensure the stable validity of oil blanket.
(3) The utility model discloses can install additional on the mesh belt furnace conveniently, need not to carry out big transformation to the furnace body, it is convenient to set up.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a blanking oil seal device of a mesh belt furnace in the prior art, wherein an arrow direction is a flowing direction of quenching oil;
FIG. 2 is a schematic structural diagram of the present invention, wherein the direction of the arrow is the direction of the flow of quenching oil;
fig. 3 is an enlarged schematic structural diagram of a blanking oil seal device part of the mesh belt furnace in fig. 2.
Specifically, 1, a pressurizing assembly; 10. a draft tube; 11. an open-loop shaped baffle; 12. an annular channel; 20. an outlet pipe; 21. a connecting portion; 22. a pressurization part;
2. an air exhaust pipe;
3. an oil spray pipe;
4. a mesh belt furnace; 40. and (6) a blanking port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 2, a blanking oil seal device of a mesh belt furnace 4 comprises an exhaust pipe 2, an oil injection pipe 3 and a pressurizing assembly 1 connected with the oil injection pipe 3. This device can install additional on guipure stove 4 conveniently, need not to carry out big transformation to the furnace body, and it is convenient to set up.
Specifically, as shown in fig. 3, the pressurizing assembly 1 includes a guide cylinder 10 and an outlet pipe 20 connected to the guide cylinder 10. Guide cylinder 10 is provided with the entry of being connected with oil spout pipe 3 and the export of being connected with outlet pipe 20, is provided with a plurality of open-loop shape guide plates 11 in the guide cylinder 10, and a plurality of open-loop shape guide plates 11 cup joint in proper order to adjacent two open-loop shape guide plates 11's opening sets up mutually in error, forms annular channel 12 between a plurality of open-loop shape guide plates 11 and guide cylinder 10's the inner wall, and entry and export are located annular channel 12's both ends respectively. Through the setting of draft tube 10 to and its inside open loop shape guide plate 11 for when quenching oil flows in draft tube 10, because the pressure of centrifugal action and pipe wall, the pressure of quenching oil itself can increase, thereby compensate the pressure loss of quenching oil in the pipeline, make the oil curtain can intersect, thereby ensure the stable validity of oil blanket.
The two ends of the outlet pipe 20 are respectively communicated with the outlet and the mesh belt furnace 4. The exhaust pipe 2 is communicated with the mesh belt furnace 4, and the communication position of the exhaust pipe 2 with the mesh belt furnace 4 is located upstream of the communication position of the outlet pipe 20 with the mesh belt furnace 4, so that even a small amount of exhaust gas is extracted by the exhaust pipe 2.
In a preferred embodiment, the outlet pipe 20 comprises a connecting part 21 connected with the outlet and a pressurizing part 22 communicated with the mesh belt furnace 4, the cross-sectional area of the pressurizing part 22 is smaller than that of the connecting part 21, and the communication position of the exhaust pipe 2 and the mesh belt furnace 4 is located upstream of the communication position of the pressurizing part 22 and the mesh belt furnace 4. Through the arrangement of the outlet pipe 20, the cross section area of the pressurizing part 22 is smaller than that of the connecting part 21, so that a horn-like structure is formed, the pressure of the passing quenching oil is further increased, the oil curtains can be crossed, and the stability and effectiveness of the oil seal are ensured.
In a preferred embodiment, the center lines of the plurality of open-loop baffles 11 coincide, so that the oil path is stabilized. Further, the openings of two adjacent open-loop flow deflectors 11 are respectively located at two ends of the diameter of one open-loop flow deflector 11, so that the quenching oil can be pressurized as much as possible.
In a preferred embodiment, the guide cylinder 10 is connected with the oil injection pipe 3 near the blanking port 40 of the mesh belt furnace 4, thereby ensuring the upper oil seal.
In a preferred embodiment, the device comprises at least four oil spraying pipes 3, and the four oil spraying pipes 3 are symmetrically arranged on the side edge of the mesh belt furnace 4 in pairs. Further, the device comprises at least two pressurizing assemblies 1, wherein the two pressurizing assemblies 1 are respectively connected with two symmetrical oil injection pipes 3. Still further, the pressurizing assembly 1 is connected with the oil injection pipe 3 near the blanking port 40 of the mesh belt furnace 4.
To sum up, the utility model discloses a draft tube setting to and its inside open loop shape guide plate for when the quenching oil flows in the draft tube, because the pressure of centrifugal action and pipe wall, the pressure of quenching oil itself can increase, thereby compensaties the loss of pressure of quenching oil in the pipeline, makes the oil curtain can intersect, thereby ensures the stable validity of oil blanket.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A mesh belt furnace blanking oil seal device is characterized by comprising an exhaust tube, an oil injection tube and a pressurizing assembly connected with the oil injection tube, the pressurizing assembly comprises a guide shell and an outlet pipe connected with the guide shell, the guide shell is provided with an inlet connected with the oil injection pipe and an outlet connected with the outlet pipe, a plurality of open-loop guide plates are arranged in the guide cylinder and are sequentially sleeved, the openings of two adjacent open-ring guide plates are arranged in a staggered way, an annular channel is formed between the plurality of open-ring guide plates and the inner wall of the guide cylinder, the inlet and the outlet are respectively positioned at two ends of the annular channel, two ends of the outlet pipe are respectively communicated with the outlet and the mesh belt furnace, the exhaust pipe is communicated with the mesh belt furnace, and the communication position of the exhaust pipe and the mesh belt furnace is positioned at the upstream of the communication position of the outlet pipe and the mesh belt furnace.
2. The blanking oil seal device of the mesh belt furnace as claimed in claim 1, wherein the outlet pipe comprises a connecting part connected with the outlet and a pressure increasing part communicated with the mesh belt furnace, the cross-sectional area of the pressure increasing part is smaller than that of the connecting part, and the communication position of the exhaust pipe and the mesh belt furnace is located upstream of the communication position of the pressure increasing part and the mesh belt furnace.
3. The blanking oil seal device of the mesh belt furnace as claimed in claim 1, wherein the central lines of the plurality of open ring-shaped guide plates coincide.
4. The blanking oil seal device of the mesh belt furnace as claimed in claim 1, wherein the openings of two adjacent open ring-shaped guide plates are respectively located at two ends of the diameter of one of the open ring-shaped guide plates.
5. The blanking oil seal device of the mesh belt furnace as claimed in claim 1, wherein the guide cylinder is connected with the oil injection pipe close to the blanking port of the mesh belt furnace.
6. The blanking oil seal device of the mesh belt furnace of claim 1, comprising at least four oil spray pipes, wherein the four oil spray pipes are arranged on the side of the mesh belt furnace in a pairwise symmetry manner.
7. The blanking oil seal device of the mesh belt furnace of claim 6, comprising at least two pressurizing assemblies, wherein the two pressurizing assemblies are respectively connected with two symmetrical oil injection pipes.
8. The blanking oil seal device of the mesh belt furnace as claimed in claim 7, wherein the pressurizing assembly is connected with the oil injection pipe close to the blanking port of the mesh belt furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022683659.5U CN213866308U (en) | 2020-11-18 | 2020-11-18 | Blanking oil seal device of mesh belt furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022683659.5U CN213866308U (en) | 2020-11-18 | 2020-11-18 | Blanking oil seal device of mesh belt furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213866308U true CN213866308U (en) | 2021-08-03 |
Family
ID=77034818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022683659.5U Expired - Fee Related CN213866308U (en) | 2020-11-18 | 2020-11-18 | Blanking oil seal device of mesh belt furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213866308U (en) |
-
2020
- 2020-11-18 CN CN202022683659.5U patent/CN213866308U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |