CN212620121U - Anchoring assembly for fixing furnace lining of industrial furnace and industrial furnace using same - Google Patents
Anchoring assembly for fixing furnace lining of industrial furnace and industrial furnace using same Download PDFInfo
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- CN212620121U CN212620121U CN202020832830.1U CN202020832830U CN212620121U CN 212620121 U CN212620121 U CN 212620121U CN 202020832830 U CN202020832830 U CN 202020832830U CN 212620121 U CN212620121 U CN 212620121U
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Abstract
The present disclosure relates to an anchoring assembly for fixing an industrial furnace lining and an industrial furnace using the same, the assembly comprising a base, a ceramic nail and a ceramic stopper; the base is used for being connected with a furnace wall plate of the industrial furnace and comprises a groove, an opening is formed in the bottom of the groove, and the groove is deeper than the thickness of the nail head; the ceramic nail comprises a nail head and a nail body, the nail head is accommodated in the groove and can be hung on the bottom of the groove, and the nail body penetrates through the opening; the ceramic stopper is detachably connected to the nail body and is close to the tail end of the nail body. The anchor assembly of the present disclosure has the advantages of material cost savings, reduced heat loss and localized hot spots, as well as simple installation and ease of inspection.
Description
Technical Field
The utility model relates to an industrial furnace lining field, in particular to an anchoring component for fixing an industrial furnace lining and an industrial furnace using the anchoring component.
Background
The furnace lining of the petrochemical device industrial furnace is provided with a ceramic fiber lining layer paving structure. The structure is that the metal anchoring nail is welded on the inner side of the wall plate in advance, then the ceramic fiber lining is paved on the furnace wall layer by layer, the metal anchoring nail penetrates through each layer of ceramic fiber lining, and after the last layer (namely the fire facing side) of ceramic fiber lining is paved, a ceramic fixing and protecting device is connected with the end head of the metal anchoring nail, thereby fixing the ceramic fiber lining. This type of mounting has two functions: firstly, the ceramic fiber lining is prevented from falling off under the action of fixing, and particularly, the ceramic fiber lining positioned on the furnace top can be prevented from falling off under the action of gravity; and secondly, the protective action is realized, and the end of the metal anchoring nail is prevented from being directly burnt by flame.
According to the anchoring device, the anchoring nail is made of metal, and the fixing protection device is made of high-temperature-resistant ceramic.
In the prior art, the end of the metal anchoring nail is close to the fire-facing surface of the ceramic fiber lining, and the temperature of the position is high (about 1050 ℃), so that the anchoring nail needs to be made of alloy materials with high chromium-nickel content (14-17% of chromium (Cr), and more than or equal to 72% of nickel (Ni)). The ceramic fixing and protecting device is a cup-shaped ceramic product with a cover, and rectangular open holes are formed in the bottom of the ceramic cup and are matched with grooves formed in the free end portions of the metal anchoring nails for installation. The ceramic cup mouth is in threaded connection with the ceramic cup cover. When the ceramic cup is fixed, a ceramic fiber product is required to be filled in the cup to protect the end head of the metal anchoring nail, and then a ceramic cup cover is installed to prevent the ceramic fiber product from falling off. This mounting has 4 disadvantages: firstly, the metal anchoring nails are made of high-chromium-nickel alloy materials, so that the metal anchoring nails are not easy to weld with furnace wall plates made of carbon steel materials; secondly, the metal anchoring nail is made of high-chromium-nickel alloy material, so that the cost is high; thirdly, as the free end of the metal anchoring nail is close to the fire-facing surface, the temperature is high, and high temperature is conducted to the furnace wall plate along the metal anchoring part, so that local hot spots on the outer wall of the furnace are caused; fourthly, the ceramic cup cover is required to be installed in the ceramic cup after the ceramic fiber product is filled, the workload of installation and inspection in a construction site is large, and once the omission of the ceramic cup cover causes the end of the metal anchoring nail to deform due to overhigh ambient temperature, the ceramic cup falls off, and the ceramic fiber lining loses fixation.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anchor subassembly and use its industrial furnace for fixing industrial furnace lining, this anchor subassembly can avoid the welding difficulty that the xenogenesis steel welding caused, reduce material cost, prevent the local hot spot of oven, have the characteristics of the installation is simple, be convenient for the inspection simultaneously.
To achieve the above object, a first aspect of the present disclosure provides an anchor assembly for securing an industrial furnace lining, the assembly comprising a base, a ceramic nail and a ceramic stopper; the base is used for being connected with a furnace wall plate of an industrial furnace and comprises a groove, an opening is formed in the bottom of the groove, and the groove is deeper than the thickness of the nail head; the ceramic nail comprises a nail head and a nail body, the nail head is accommodated in the groove and can be hung on the groove bottom, and the nail body penetrates through the opening; the ceramic stopper is detachably connected to the nail body and is close to the tail end of the nail body.
Optionally, the base further comprises a metal connecting portion, and the metal connecting portion is fixedly connected with the notch of the groove.
Optionally, the base is an integrally formed metal tank with two edges, the edges are perpendicular to the plate surface direction of the side wall of the metal tank, and the two edges are used for welding to the furnace wall plate.
Optionally, the opening of the slot bottom extends along the length of the slot to one edge of the slot bottom to enable the head of the ceramic nail to enter and exit the slot along the length of the slot; the width of the opening is less than the width of the stud.
Optionally, the ceramic stopper is formed as a ceramic baffle extending in a direction perpendicular to the shank of the ceramic nail; the ceramic baffle is in threaded connection or buckled connection with the nail body of the ceramic nail.
Optionally, the shank comprises a cylindrical section and a conical section, the cylindrical section being formed with an external thread, the external thread being adjacent to the conical section; the ceramic stopper is formed with a screw hole matching the external thread.
Optionally, the nail body comprises a cylindrical section and a conical section, the cylindrical section of the cylindrical section is rectangular, a first clamping groove and a second clamping groove which are arranged in a reverse manner are formed in one group of opposite side faces of the nail body where two long sides of the rectangle are located, and the first clamping groove and the second clamping groove extend in a direction perpendicular to the nail body respectively;
the ceramic stopper is formed as a ceramic baffle; the thickness of the ceramic baffle is smaller than the width of the first clamping groove and smaller than the width of the second clamping groove;
the ceramic baffle is provided with a strip hole, and the length of the strip hole is greater than that of the section of the rectangular column of the nail body; the width of the long hole is larger than that of the section of the rectangular column, and the ceramic baffle can be clamped in the first clamping groove and the second clamping groove in a rotating mode.
Optionally, the base is a metal base; the ceramic nail is a high-temperature resistant ceramic nail; the ceramic stopper is a high-temperature-resistant ceramic stopper.
A second aspect of the present disclosure provides an industrial furnace comprising the anchoring assembly of the first aspect of the present disclosure.
Optionally, the industrial furnace further comprises furnace wall plates and a furnace lining layer; the base is fixedly connected with the furnace wall plate so that the furnace wall plate covers the notch of the groove; the furnace lining layer is arranged between the bottom of the groove and the ceramic stopper, and the nail body of the ceramic nail penetrates through the furnace lining layer.
The anchoring assembly of the present disclosure is formed by providing a base having a groove, a ceramic nail, and a ceramic stopper; the ceramic nail can reduce heat transfer and heat loss while saving material cost, the nail head of the ceramic nail is hung in the groove through the opening arranged at the bottom of the groove, and the depth of the groove is greater than the thickness of the nail head, so that the ceramic nail is effectively prevented from contacting with the furnace wall, and the formation of local hot spots of the outer furnace wall is prevented; the ceramic stopper is detachably mounted at the end of the nail body, so that the ceramic fiber lining is fixed between the metal base and the ceramic stopper. The anchoring assembly of the present disclosure has the advantages of low heat loss, long life, low cost, simple installation and easy inspection. Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a front view of an assembled anchor assembly in one embodiment of the present disclosure;
FIG. 2 is a cross-sectional view of the anchor assembly taken along the line A-A in the embodiment of FIG. 1 of the present disclosure;
FIG. 3 is a side view of one embodiment of the anchor assembly of the present disclosure after assembly;
FIG. 4 is a front view of the anchor assembly as installed on a furnace roof in one embodiment of the present disclosure;
FIG. 5 is a top plan view of the anchor assembly as installed in a furnace roof in one embodiment of the present disclosure;
FIG. 6 is a front view of an embodiment of the anchor assembly of the present disclosure with the ceramic nail and the ceramic barrier assembled;
FIG. 7 is a top view of an internally threaded ceramic stop of an embodiment of the anchor assembly of the present disclosure;
FIG. 8 is a front view of a second embodiment of the anchor assembly of the present disclosure with the ceramic nail and the ceramic barrier assembled;
FIG. 9 is a cross-sectional view of the anchor assembly taken along the A '-A' direction in the embodiment of FIG. 8 of the present disclosure;
FIG. 10 is a side view of a second embodiment of an anchor assembly of the present disclosure after assembly of a ceramic nail and a ceramic stopper;
FIG. 11 is a cross-sectional view of the anchor assembly of the embodiment of FIG. 10 of the present disclosure taken in the direction A "-A";
FIG. 12 is a front view of a base in one embodiment of the anchor assembly of the present disclosure.
Description of the reference numerals
1. Base 2. ceramic nail 2a. ceramic nail with screw thread
2b. ceramic nail with groove 3. ceramic stopper 3a. ceramic stopper with screw
3b ceramic stopper with elongated holes 4 furnace wall 5 opening
6a, a first slot 6b, a second slot 7, an edge
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise stated, the use of directional terms such as "upper" and "lower" generally refers to the upper and lower positions of the component in the normal use state, and specifically refers to the direction of the drawing in fig. 1. "inner and outer" are meant to be relative to the outline of the device itself.
As shown in fig. 1, 2 and 3, a first aspect of the present disclosure provides an anchoring assembly for securing an industrial furnace lining, the assembly comprising a base 1, a ceramic nail 2 and a ceramic stopper 3; the base 1 is used for being connected with a furnace wall plate 4 of an industrial furnace, the base 1 comprises a groove, an opening 5 is formed in the bottom of the groove, and the groove is deeper than the thickness of the nail head; the ceramic nail 2 comprises a nail head and a nail body, the nail head is accommodated in the groove and can be hung on the bottom of the groove, and the nail body passes through the opening 5; the ceramic stopper 3 is detachably connected to the nail body and is close to the tail end of the nail body. Wherein the groove depth is the distance from the groove bottom to the furnace wall plate 4.
The anchoring assembly of the present disclosure is formed by providing a base having a groove, a ceramic nail, and a ceramic stopper; the ceramic nail can reduce heat transfer and heat loss while saving material cost; the nail head of the ceramic nail is hung in the groove through the opening arranged at the bottom of the groove, and the depth of the groove is larger than the thickness of the nail head, so that the ceramic nail is effectively prevented from contacting with the furnace wall, and the formation of local hot spots of the outer furnace wall is prevented; the ceramic stopper is detachably mounted at the end of the nail body, so that the ceramic fiber lining is fixed between the metal base and the ceramic stopper. The anchoring assembly of the present disclosure has the advantages of low heat loss, long life, low cost, simple installation and easy inspection.
In order to fix the base 1 on the furnace wall conveniently, according to one embodiment of the present disclosure, the base 1 may further include a metal connecting portion capable of welding the base 1 on the furnace wall, and the material of the metal connecting portion may be the same as or similar to that of the furnace wall, so as to avoid the welding difficulty caused by the different materials of the anchoring component and the furnace wall; in a further embodiment, the metal connection can be fixedly connected to the mouth of the trough to secure the trough on the base 1 to the furnace wall panel 4.
The present disclosure is not limited to the form of the metal connection part and the connection manner of the metal connection part with the groove, the metal connection part may be a metal plate, a metal nail, a metal buckle, or the like, and the connection manner of the metal connection part with the groove may be welding, bolting, bayonet coupling, riveting, or the like.
In one embodiment according to the present disclosure, as shown in fig. 12, the base 1 may be a metal tank integrally formed with two edges 7, the edges 7 are perpendicular to the plate surface direction of the side wall of the metal tank, and the two edges 7 are used for welding to the furnace wall plate 4. In a further embodiment, both side walls of the metal groove may be perpendicular to the bottom surface of the metal groove, respectively, to form a groove for receiving the head of the ceramic nail 2; and the tail ends of the two side walls extending along the groove depth direction are respectively provided with an edge 7 which forms an included angle of 90 degrees with the two side walls and extends outwards, so that the base 1 is welded on the furnace wall plate 4 through the edge 7.
According to the present disclosure, the base 1 may include a groove, the groove bottom may be provided with an opening 5, in one embodiment, in order to facilitate the mounting and dismounting of the ceramic nail 2, as shown in fig. 2, the opening 5 may extend to one edge of the groove bottom along the length direction of the groove, and the width of the opening 5 may be greater than the width of the nail body, so that the nail head of the ceramic nail 2 can enter and exit the groove along the length direction of the groove, thereby facilitating the dismounting of the ceramic nail 2 on the base 1 during the mounting and maintenance process; further, in order to make the ceramic nail 2 be stuck into the opening 5 of the bottom of the groove without falling off, the width of the opening 5 may be smaller than the width of the nail head. In one embodiment of the present disclosure, as shown in fig. 4 and 5, when the anchoring assembly is installed on the furnace roof, the ceramic nail 2 in the figure can be pushed into the opening 5 at the bottom of the base 1 along the arrow direction, so that the head of the ceramic nail 2 is accommodated in the groove and can be hung at the bottom of the groove, and the nail body passes through the opening 5, i.e. the installation process of the ceramic nail 2 on the base 1 is completed. The present disclosure is not limited to specific shapes of the slot bottom opening 5 and the nail head, the shape of the opening 5 may be, for example, a semicircle, an ellipse, or a rectangle, and the shape of the nail head may be, for example, a rectangular flat plate, a circular flat plate, or an oval flat plate lamp, preferably a rectangular flat plate.
According to the present disclosure, after the ceramic nail 2 is fixed in the groove of the base 1, the ceramic fiber lining may be laid layer by layer from the nail head to the tail end of the nail body, and in order to fix the ceramic fiber lining between the nail head and the tail end of the nail body, the ceramic stopper 3 to which the ceramic fiber lining is fixed may be installed at the tail end of the nail body. In one embodiment, the ceramic stopper 3 may be formed as a ceramic baffle that may extend in a direction perpendicular to the shank of the ceramic nail 2 to increase the contact area with the ceramic fiber lining, enhancing the fixing effect; further, in one embodiment, the ceramic baffle and the nail body of the ceramic nail 2 can be connected in a threaded manner; in another embodiment, the ceramic baffle and the nail body of the ceramic nail 2 can be connected in a buckling mode to clamp the multilayer ceramic fiber lining between the base 1 and the ceramic stopper 3 of the anchoring component, and the assembly is stable and cannot be loosened by means of the resilience force of the ceramic fiber lining and the self-gravity of the nail head of the ceramic nail 2.
As shown in fig. 6, in one embodiment according to the present disclosure, the ceramic stopper 3 is screwed with the shank of the ceramic nail 2, the shank of the ceramic nail 2 may include a cylindrical section and a tapered section, the tip of the shank is tapered so as to penetrate through the ceramic fiber lining, and the cylindrical section may be formed with an external thread; in a further embodiment, as shown in fig. 7, the ceramic stopper 3 may be formed with a screw hole matching with the external thread on the nail body to mount the ceramic stopper 3 on the nail body by means of bolt connection; in embodiments where the ceramic barrier 3 is a ceramic baffle, the threaded hole may be located at the center of the ceramic baffle. In the above embodiments, the location of the external thread on the cylindrical shank is not particularly limited and may be selected according to the desired number and thickness of the ceramic fiber lining, and in one embodiment, the external thread may be adjacent to the tapered section of the shank to facilitate the fixation of the multilayer ceramic fiber lining to the shank.
As shown in fig. 8, 9, 10 and 11, in one embodiment according to the present disclosure, the ceramic stopper 3 is snap-connected to the shank of the ceramic nail 2, and the ceramic stopper 3 is formed as a ceramic stopper. The nail body of the ceramic nail 2 can comprise a cylindrical section and a conical section, the tail end of the conical nail body is convenient to penetrate through the ceramic fiber lining, and the cylindrical section of the cylindrical nail body section can be rectangular, wherein the cylindrical section is a section perpendicular to the extension direction of the nail body; a set of opposite side surfaces of the nail body with two rectangular long edges can be respectively provided with a first clamping groove 6a and a second clamping groove 6b which are arranged in a back-to-back manner, namely, openings of the first clamping groove 6a and the second clamping groove 6b face the outer portion of the nail body respectively, and the first clamping groove 6a and the second clamping groove 6b extend along a direction perpendicular to the nail body respectively, as shown in fig. 8. The thickness of the ceramic baffle plate can be smaller than the width of the first clamping groove 6a and smaller than the width of the second clamping groove 6b, so that the ceramic baffle plate can be fixed in the clamping grooves. As shown in fig. 9, the ceramic baffle may be provided with a long hole for fastening the ceramic baffle to the first and second locking grooves 6a and 6 b; the length of the strip hole can be larger than that of the section of the rectangular column of the nail body; the width of the elongated hole may be greater than the width of the rectangular column cross section and enables the ceramic baffle to be rotatably clamped in the first clamping groove 6a and the second clamping groove 6b, for example, in one embodiment, the width of the elongated hole may be greater than the diagonal length of the rectangular column cross section of the first clamping groove 6a and the second clamping groove 6b and smaller than the length of the rectangular column cross section of the nail body; in the installation process, the strip-shaped hole of the ceramic baffle plate can be sleeved into the cylindrical ceramic nail 2 nail body along a first direction, the ceramic baffle plate is rotated by 90 degrees along the plate surface direction at the opening positions of the first clamping groove 6a and the second clamping groove 6b, and then two lengths of the strip-shaped hole are respectively clamped between the first clamping groove 6a and the second clamping groove 6b of the ceramic nail 2 nail body, so that the ceramic baffle plate is fixed on the nail body; wherein the first direction is that two short sides of the elongated hole face the first and second card slots 6a and 6b, respectively.
According to the present disclosure, the base 1 of the anchoring assembly may be a metal base to facilitate welding between the base 1 and the furnace wall plate 4; the ceramic nail 2 can be a high-temperature resistant ceramic nail, so that the heat transfer can be effectively reduced while the material cost and the expense are saved, the heat loss is reduced, and the generation of local hot spots is prevented; the ceramic stopper 3 may be a refractory ceramic stopper, and the shape of the ceramic stopper is not limited in the present disclosure, and may be, for example, an oval shape, a regular hexagon shape or a circular shape.
A second aspect of the present disclosure provides an industrial furnace comprising the anchoring assembly of the first aspect of the present disclosure for securing an industrial furnace lining.
The industrial furnace with the anchoring assembly has the advantages of convenience in welding the anchoring assembly and the furnace wall, low heat loss, no local hot spot, simplicity in construction, convenience in maintenance and the like.
In one embodiment according to the present disclosure, the industrial furnace may further comprise a furnace wall panel 4 and a furnace lining; the base 1 may be fixedly connected to the furnace wall plate 4 such that the furnace wall plate 4 covers the mouth of the slot; in one embodiment, the base 1 may be welded to the furnace wall panel 4 by a metal joint; the furnace lining layer can be arranged between the bottom of the furnace and the ceramic stopper 3, and the nail bodies of the ceramic nails 2 penetrate through the furnace lining layer.
The anchor assembly of the present disclosure may be installed on an industrial furnace using the following method:
the base 1 of the anchoring component is fixedly connected with a furnace wall plate 4 of an industrial furnace, a nail head of a ceramic nail 2 is arranged in a groove through a groove bottom opening 5, the ceramic nail 2 is hung at the groove bottom, a nail body penetrates through the groove bottom opening 5 to extend downwards, a plurality of layers of ceramic fiber linings are sequentially paved through the tail end of the nail body to form a furnace lining layer, and after the last layer (namely the fire facing surface) of the ceramic fiber lining is paved, a ceramic stopper 3 is arranged on the nail body of the ceramic nail 2 to fix the furnace lining layer.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. An anchoring assembly for fixing an industrial furnace lining, characterized in that the assembly comprises a base, a ceramic nail and a ceramic stopper, wherein the ceramic nail comprises a nail head and a nail body; wherein the content of the first and second substances,
the base is used for being connected with a furnace wall plate of an industrial furnace and comprises a groove, an opening is formed in the bottom of the groove, and the groove is deeper than the thickness of the nail head; the nail head is accommodated in the groove and can be hung on the groove bottom, and the nail body penetrates through the opening; the ceramic stopper is detachably connected to the nail body and is close to the tail end of the nail body.
2. The anchor assembly of claim 1, wherein the base further comprises a metal connection fixedly connected with the notch of the slot.
3. The anchor assembly of claim 1, wherein the base is an integrally formed metal trough having two edges perpendicular to the direction of the sides of the trough, the two edges being adapted to be welded to the furnace wall panel.
4. The anchor assembly of claim 1, wherein the opening of the slot bottom extends along the length of the slot to one edge of the slot bottom to enable the head of the ceramic nail to enter and exit the slot along the length of the slot; the width of the opening is less than the width of the stud.
5. The anchoring assembly of claim 1 wherein said ceramic stopper is formed as a ceramic baffle extending in a direction perpendicular to the shank of said ceramic nail; the ceramic baffle is in threaded connection or buckled connection with the nail body of the ceramic nail.
6. The anchor assembly of claim 1, wherein the shank includes a cylindrical section and a tapered section, the cylindrical section being formed with external threads proximate the tapered section; the ceramic stopper is formed with a screw hole matching the external thread.
7. The anchoring assembly according to claim 1, wherein the nail body comprises a cylindrical section and a conical section, the cylindrical section has a rectangular column cross section, a first clamping groove and a second clamping groove which are oppositely arranged are respectively formed on one set of opposite side surfaces of the nail body where two long sides of the rectangular section are located, and the first clamping groove and the second clamping groove respectively extend along a direction perpendicular to the nail body;
the ceramic stopper is formed as a ceramic baffle; the thickness of the ceramic baffle is smaller than the width of the first clamping groove and smaller than the width of the second clamping groove;
the ceramic baffle is provided with a strip hole, and the length of the strip hole is greater than that of the section of the rectangular column of the nail body; the width of the long hole is larger than that of the section of the rectangular column, and the ceramic baffle can be clamped in the first clamping groove and the second clamping groove in a rotating mode.
8. The anchor assembly of any one of claims 1-7, wherein the base is a metal base; the ceramic nail is a high-temperature resistant ceramic nail; the ceramic stopper is a high-temperature-resistant ceramic stopper.
9. An industrial furnace comprising an anchor assembly as claimed in any one of claims 1 to 8.
10. The industrial furnace of claim 9, further comprising furnace walls and a lining layer; the base is fixedly connected with the furnace wall plate so that the furnace wall plate covers the notch of the groove; the furnace lining layer is arranged between the bottom of the groove and the ceramic stopper, and the nail body of the ceramic nail penetrates through the furnace lining layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020832830.1U CN212620121U (en) | 2020-05-18 | 2020-05-18 | Anchoring assembly for fixing furnace lining of industrial furnace and industrial furnace using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020832830.1U CN212620121U (en) | 2020-05-18 | 2020-05-18 | Anchoring assembly for fixing furnace lining of industrial furnace and industrial furnace using same |
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| Publication Number | Publication Date |
|---|---|
| CN212620121U true CN212620121U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020832830.1U Active CN212620121U (en) | 2020-05-18 | 2020-05-18 | Anchoring assembly for fixing furnace lining of industrial furnace and industrial furnace using same |
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| Country | Link |
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| CN (1) | CN212620121U (en) |
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- 2020-05-18 CN CN202020832830.1U patent/CN212620121U/en active Active
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