CN210862244U - Nitrogen tank air supply control device of nitriding furnace for toughening ceramic production - Google Patents
Nitrogen tank air supply control device of nitriding furnace for toughening ceramic production Download PDFInfo
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- CN210862244U CN210862244U CN201921890379.2U CN201921890379U CN210862244U CN 210862244 U CN210862244 U CN 210862244U CN 201921890379 U CN201921890379 U CN 201921890379U CN 210862244 U CN210862244 U CN 210862244U
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Abstract
The utility model discloses a nitrogen tank air supply control device of a nitriding furnace for toughening ceramic production, which comprises a first conveying channel, wherein an annular seat is coaxially and fixedly connected at the middle position in the first conveying channel, an annular retainer ring is coaxially connected in the annular seat, and the annular retainer ring, the annular seat and the first conveying channel are arranged in a ladder shape; the two sides of the annular seat are respectively provided with a first sealing plug, the first sealing plugs are matched with the inner cavity of the annular retainer ring in size, and the first sealing plugs can be arranged in the annular seat and abut against the annular retainer ring. This air feed control device passes through flange connection dish and inserts in the pipeline of carrying nitrogen gas, and the flexible opening and shutting between controlling end cap and annular seat, the annular retaining ring of accessible hydro-cylinder to the break-make of control nitrogen gas transport, this air feed control device easy operation, and both ends are sealed simultaneously, and are sealed effectual.
Description
Technical Field
The utility model relates to an air feed control device technical field especially relates to a nitrogen gas jar air feed control device of nitrogenize furnace for ceramic manufacture toughens.
Background
Toughening ceramic production is with nitrogen gas jar air feed controlling means of nitriding furnace is one kind and is used for in toughening ceramic production need use the nitriding furnace to control the air supply line of nitriding furnace when carrying out high temperature sintering to toughening ceramic to guarantee nitriding furnace working effect's device, nitrogen gas is at the in-process of carrying, and the surface temperature of pipeline is very low, when through people's pipe switch pipeline valve, causes the damage of health easily, for this reason, we provide a toughening ceramic production is with nitrogen gas jar air feed controlling means of nitriding furnace.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a nitrogen tank air supply control device of a nitriding furnace for toughening ceramic production.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a nitrogen tank gas supply control device of a nitriding furnace for producing toughened ceramics comprises a first conveying channel, wherein an annular seat is coaxially and fixedly connected with the middle position in the first conveying channel, an annular check ring is coaxially connected in the annular seat, and the annular check ring, the annular seat and the first conveying channel are arranged in a step shape; the first sealing plugs are arranged on two sides of the annular seat and matched with the inner cavity of the annular retainer ring in size, and the first sealing plugs can be arranged in the annular seat and abut against the annular retainer ring; the other side of the first sealing plug is coaxially connected with a second sealing plug, the diameter of the second sealing plug is smaller than the inner diameter of the first conveying channel, and the diameter of the second sealing plug is smaller than the outer diameter of the annular seat and larger than the outer diameter of the annular seat; the inner diameter of the annular seat enables a gap to be formed between the second sealing plug and the first conveying channel;
two guide rods are symmetrically installed on the other side edge of each second sealing plug, two ends of the first conveying channel are sealed through end cover plates, the guide rods penetrate through the end cover plates and extend to the outer side, and the tail ends of the guide rods are connected with driving oil cylinders;
second conveying channels are coaxially arranged at the centers of the end cover plates and are communicated with the first conveying channels, a heat insulation shell is sleeved on each second conveying channel, two oil cylinder fixing seats are symmetrically arranged on each heat insulation shell, and the oil cylinder fixing seats and the driving oil cylinders are fixed with each other;
an annular connecting edge is arranged at one end, close to the first conveying channel, of the heat-insulating shell, and the annular connecting edge and the end cover plate are fastened through bolts;
and flange connection discs used for being connected with a gas pipeline are arranged at two ends of the second conveying channel.
Preferably, one side of the second sealing plug, which is far away from the first sealing plug, is fixedly connected with the U-shaped mounting frame, the guide rods respectively penetrate through two ends of the U-shaped mounting frame, and the U-shaped mounting frame and the guide rods are fastened through nuts.
Preferably, the first sealing plug and the second sealing plug are both provided with sealing rubber.
Preferably, the end cover plate and the end of the first conveying channel are fastened through bolts.
Preferably, the outer side of the heat-insulating shell is provided with a shell, the shell comprises two arc-shaped cover plates, the two arc-shaped cover plates form a cylinder shape, two side edges of each arc-shaped cover plate are provided with connecting edges, and when the arc-shaped cover plates are spliced with each other, the connecting edges are fastened through bolts;
the inner side of one end, far away from the first conveying channel, of the arc-shaped cover plate is connected with a second semicircular sealing plate, the inner side of one end, near the first conveying channel, of the arc-shaped cover plate is connected with a first semicircular sealing plate, a through hole is formed in the center of the first semicircular sealing plate, and the guide rod is sleeved with the through hole; and one end of the heat-insulating shell, which is far away from the first conveying passage, is provided with an annular clamping groove corresponding to the second semi-annular sealing plate.
The utility model provides a nitrogen gas jar air feed control device of nitrogenize stove for toughening ceramic production, when using, this air feed control device passes through flange connection dish and inserts the pipeline of carrying nitrogen gas in, and opening and shutting between flexible control end cap and annular seat, the annular retaining ring of accessible hydro-cylinder to the break-make of control nitrogen gas transport, this air feed control device easy operation, and both ends are sealed simultaneously, and are sealed effectual.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a nitrogen tank air supply control device of a nitriding furnace for producing toughened ceramics.
FIG. 2 is the structure diagram of the inside of the first conveying channel of the nitrogen tank air supply control device of the nitriding furnace for toughening ceramic production.
Labeled as: the device comprises an annular seat 1, an annular retainer ring 2, a U-shaped mounting frame 3, a guide rod 4, a first sealing plug 5, a second sealing plug 6, an annular clamping groove 7, a flange connection disc 8, an oil cylinder fixing seat 9, a driving oil cylinder 10, a first conveying channel 11, an annular connection edge 12, an end cover plate 13, a first semicircular sealing plate 14, a connection edge 15, a second semicircular sealing plate 16, an arc-shaped cover plate 17, a perforation 18, a heat preservation shell 19 and a second conveying channel 20.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1-2, a nitrogen tank gas supply control device of a nitriding furnace for producing toughened ceramics comprises a first conveying channel 11, wherein an annular seat 1 is coaxially and fixedly connected at the middle position in the first conveying channel 11, an annular retainer ring 2 is coaxially connected in the annular seat 1, and the annular retainer ring 2, the annular seat 1 and the first conveying channel 11 are arranged in a step shape;
the two sides of the annular seat 1 are respectively provided with a first sealing plug 5, the first sealing plugs 5 are matched with the inner cavity of the annular retainer ring 2 in size, and the first sealing plugs 5 can be arranged in the annular seat 1 and abut against the annular retainer ring 2; the other side of the first sealing plug 5 is coaxially connected with a second sealing plug 6, the diameter of the second sealing plug 6 is smaller than the inner diameter of the first conveying channel 11, and the diameter of the second sealing plug 6 is smaller than the outer diameter of the annular seat 1 and larger than the outer diameter of the annular seat 1; the inner diameter of the annular seat 1 is such that a gap is provided between the second sealing plug 6 and the first conveying channel 11; specifically, the first sealing plug 5 is used for plugging the inside of the annular retainer ring 2, and the second sealing plug 6 is used for plugging two ends of the annular seat 1;
two guide rods 4 are symmetrically installed at the edge of the other side of each second sealing plug 6, two ends of the first conveying channel 11 are sealed through end cover plates 13, the guide rods 4 penetrate through the end cover plates 13 and extend to the outer side, and the tail ends of the guide rods 4 are connected with driving oil cylinders 10;
the center of the end cover plate 13 is coaxially provided with a second conveying channel 20, the second conveying channels 20 are communicated with the first conveying channel 11, each second conveying channel 20 is sleeved with a heat insulation shell 19, two oil cylinder fixing seats 9 are symmetrically arranged on the heat insulation shells 19, and the oil cylinder fixing seats 9 and the driving oil cylinder 10 are fixed with each other; in the actual operation process, the guide rod 4 and the end cover plate 13 are in sealed connection to prevent nitrogen from leaking, when the driving oil cylinder stretches, the first sealing plug 5 and the second sealing plug 6 can be driven to move to plug the annular seat 1 and the annular retainer ring 2, and when the driving oil cylinder shortens, nitrogen can flow from a gap between the second sealing plug 6 and the first conveying channel 11;
an annular connecting edge 12 is arranged at one end, close to the first conveying channel 11, of the heat-insulating shell 19, and the annular connecting edge 12 and an end cover plate 13 are fastened through bolts;
and flange connection discs 8 for connecting with a gas pipeline are arranged at two ends of the second conveying channel 20.
Further, as shown in fig. 2, the second sealing plug 6 is far away from the first sealing plug 5, and is fixedly connected with the U-shaped mounting frame 3, the guide rods 4 respectively penetrate through two ends of the U-shaped mounting frame 3, and the U-shaped mounting frame 3 and the guide rods 4 are fastened through nuts, so that the guide rods 4 and the second sealing plug 6 are conveniently detached.
Furthermore, the first sealing plug 5 and the second sealing plug 6 are both provided with sealing rubber.
Further, the end cover plate 13 and the end of the first conveying passage 11 are fastened by bolts.
Further, as shown in fig. 1, the outer side of the heat-insulating casing 19 is provided with a casing, the casing comprises two arc-shaped cover plates 17, the two arc-shaped cover plates 17 form a cylinder, the two side edges of the arc-shaped cover plates 17 are provided with connecting edges 15, when the arc-shaped cover plates 17 are spliced with each other, the connecting edges 15 are fastened through bolts, and the driving oil cylinder and the heat-insulating casing 19 are wrapped inside the arc-shaped cover plates 17;
the inner side of one end, far away from the first conveying channel 11, of the arc-shaped cover plate 17 is connected with a second semicircular sealing plate 16, the inner side of one end, near the first conveying channel 11, of the arc-shaped cover plate is connected with a first semicircular sealing plate 14, a through hole 18 is formed in the center of the first semicircular sealing plate 14, and the guide rod 4 is sleeved with the through hole 18; and an annular clamping groove 7 corresponding to the second semi-annular sealing plate 16 is formed in one end, far away from the first conveying channel 11, of the heat-insulating shell 19.
Specifically, when interconnect between the arc apron 17, second semicircle ring shape closing plate 16 card is in ring groove 7's inside, and two second semicircle ring shape closing plates 16 and two first semicircle ring shape closing plates 14 are with lagging casing 19 card inside, and wherein, arc apron 17 and lagging casing 19 play heat retaining effect, avoid at the in-process that nitrogen gas was carried, and actuating cylinder's surface temperature crosses lowly.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The nitrogen tank gas supply control device of the nitriding furnace for producing toughened ceramics comprises a first conveying channel (11), and is characterized in that an annular seat (1) is coaxially and fixedly connected to the middle position in the first conveying channel (11), an annular retainer ring (2) is coaxially connected to the inside of the annular seat (1), and the annular retainer ring (2), the annular seat (1) and the first conveying channel (11) are arranged in a step shape; the two sides of the annular seat (1) are respectively provided with a first sealing plug (5), the first sealing plugs (5) are matched with the inner cavity of the annular retainer ring (2) in size, and the first sealing plugs (5) can be arranged in the annular seat (1) and abut against the annular retainer ring (2); the other side of the first sealing plug (5) is coaxially connected with a second sealing plug (6), the diameter of the second sealing plug (6) is smaller than the inner diameter of the first conveying channel (11), and the diameter of the second sealing plug (6) is smaller than the outer diameter of the annular seat (1) and larger than the outer diameter of the annular seat (1); the inner diameter of the annular seat (1) enables a gap to be formed between the second sealing plug (6) and the first conveying channel (11);
two guide rods (4) are symmetrically mounted at the edge of the other side of each second sealing plug (6), two ends of each first conveying channel (11) are sealed through end cover plates (13), the guide rods (4) penetrate through the end cover plates (13) and extend to the outer side, and the tail ends of the guide rods (4) are connected with driving oil cylinders (10);
second conveying channels (20) are coaxially arranged at the centers of the end cover plates (13), the second conveying channels (20) are communicated with the first conveying channels (11), heat-insulating shells (19) are sleeved on each second conveying channel (20), two oil cylinder fixing seats (9) are symmetrically arranged on each heat-insulating shell (19), and the oil cylinder fixing seats (9) and the driving oil cylinders (10) are fixed with each other;
one end of the heat-insulating shell (19) close to the first conveying channel (11) is provided with an annular connecting edge (12), and the annular connecting edge (12) and the end cover plate (13) are fastened through bolts;
and flange connection discs (8) used for being connected with a gas transmission pipeline are arranged at two ends of the second conveying channel (20).
2. The nitrogen tank gas supply control device of the nitriding furnace for producing toughened ceramics according to claim 1, wherein the second sealing plug (6) is fixedly connected with the U-shaped mounting frame (3) at one side far away from the first sealing plug (5), the guide rods (4) respectively penetrate through two ends of the U-shaped mounting frame (3), and the U-shaped mounting frame (3) and the guide rods (4) are fastened through nuts.
3. The nitrogen tank gas supply control device of the nitriding furnace for producing toughened ceramics according to claim 1, wherein the first sealing plug (5) and the second sealing plug (6) are both provided with sealing rubber.
4. The nitrogen tank gas supply control device of the nitriding furnace for producing toughened ceramics according to claim 1, wherein the end cover plate (13) and the end part of the first conveying channel (11) are fastened by bolts.
5. The nitrogen tank gas supply control device of the nitriding furnace for producing the toughened ceramic according to claim 1, wherein the outer side of the heat-insulating shell (19) is provided with a shell, the shell comprises two arc-shaped cover plates (17), the two arc-shaped cover plates (17) form a cylinder shape, two side edges of each arc-shaped cover plate (17) are provided with connecting edges (15), and when the arc-shaped cover plates (17) are mutually spliced, the connecting edges (15) are fastened through bolts;
the inner side of one end, far away from the first conveying channel (11), of the arc-shaped cover plate (17) is connected with a second semicircular sealing plate (16), the inner side of one end, close to the first conveying channel (11), of the arc-shaped cover plate is connected with a first semicircular sealing plate (14), a through hole (18) is formed in the center of the first semicircular sealing plate (14), and the guide rod (4) is sleeved with the through hole (18); and one end of the heat-insulating shell (19) far away from the first conveying channel (11) is provided with an annular clamping groove (7) corresponding to the second semi-annular sealing plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921890379.2U CN210862244U (en) | 2019-11-05 | 2019-11-05 | Nitrogen tank air supply control device of nitriding furnace for toughening ceramic production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921890379.2U CN210862244U (en) | 2019-11-05 | 2019-11-05 | Nitrogen tank air supply control device of nitriding furnace for toughening ceramic production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210862244U true CN210862244U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921890379.2U Active CN210862244U (en) | 2019-11-05 | 2019-11-05 | Nitrogen tank air supply control device of nitriding furnace for toughening ceramic production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210862244U (en) |
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2019
- 2019-11-05 CN CN201921890379.2U patent/CN210862244U/en active Active
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