CN210570064U - Low-surface temp. fire-watching door cover with soft lining - Google Patents
Low-surface temp. fire-watching door cover with soft lining Download PDFInfo
- Publication number
- CN210570064U CN210570064U CN201921126228.XU CN201921126228U CN210570064U CN 210570064 U CN210570064 U CN 210570064U CN 201921126228 U CN201921126228 U CN 201921126228U CN 210570064 U CN210570064 U CN 210570064U
- Authority
- CN
- China
- Prior art keywords
- heat
- heat preservation
- diameter
- door cover
- nail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a low surface temperature observation door closure of soft lining, including observation door closure body, the soft low heat conduction heat preservation of a plurality of layers of inlayer, a plurality of layers of outer soft low heat conduction heat preservation, four at least interior concealed thin footpath heat preservation nails, four at least expose thin footpath heat preservation nails. The utility model can reduce the temperature of the fire door cover, has high safety and saves energy; the utility model does not destroy the whole structure of the prior fire observation door, only reforms the lining of the fire observation door cover, and has strong universality; the exposed thin-diameter heat-preservation nail and the concealed thin-diameter heat-preservation nail of the utility model are not in direct contact, so as to ensure the heat-insulation effect; the utility model discloses a concealed thin footpath heat preservation nail and expose the mode of thin footpath heat preservation nail relay and realize the complete fixed of heat preservation, eliminated the local high temperature phenomenon of surface temperature that heat preservation nail heat bridge formula heat transfer leads to. The utility model discloses the lining quality can effectively be guaranteed in batch production.
Description
Technical Field
The invention relates to the field of heating furnace equipment, in particular to a low-surface-temperature observation door cover with a soft lining.
Background
The observation door is an important accessory of the heating furnace, and the combustion condition in the furnace, the heating state of the furnace tube, the scouring condition of the heat-resistant material on the inner wall of the furnace and the like are observed through the observation door. At present, the phenomenon of higher surface temperature commonly exists in the domestic petrochemical engineering heating furnace observation door. Since the fire door is a frequently manually operated component, the high exterior temperature poses a potential safety hazard to operators.
The existing heat insulation structure of the observation door is not suitable for the current safety requirement, and the door cover lining structure is necessary to be transformed to realize safe production.
Disclosure of Invention
The invention aims to solve the technical problems that the appearance temperature of the fire observation door in the prior art is high and unsafe, and provides the low-surface-temperature fire observation door cover with the soft lining, which can reduce the surface temperature of the fire observation door and ensure the safety of operators.
In order to solve the technical problems, the invention adopts the following technical scheme:
a low surface temperature observation door cover with a soft lining comprises an observation door cover body, a plurality of inner-layer soft low-heat-conduction heat preservation layers, a plurality of outer-layer soft low-heat-conduction heat preservation layers, at least four built-in thin-diameter heat preservation nails and at least four exposed thin-diameter heat preservation nails.
At least four built-in small-diameter heat preservation nails are arranged at the end of the fire door cover body, which is correspondingly far away from the flange of the fire door cover body. At least four exposed thin-diameter heat-insulating nails are arranged on the inner-layer soft low-heat-conduction heat-insulating layer or the outer-layer soft low-heat-conduction heat-insulating layer. The inner soft low-heat-conduction heat-insulation layers and the outer soft low-heat-conduction heat-insulation layers are fixed on the fire door cover body through the built-in thin-diameter heat-insulation nails, the built-in thin-diameter heat-insulation nail locking pieces, the exposed thin-diameter heat-insulation nails and the exposed thin-diameter heat-insulation nail locking pieces, the inner soft low-heat-conduction heat-insulation layers are located in the fire door cover body, the outer soft low-heat-conduction heat-insulation layers are located outside the fire door cover body, the length of the outer soft low-heat-conduction heat-insulation layers is larger than that of the outer wall of the flange of the fire door cover body, the width of the outer soft low-heat-conduction heat-insulation layers is larger than that of the outer wall of the flange of the fire door cover body, each exposed thin-diameter heat-insulation nail penetrates through part of the inner soft low-heat-conduction heat-insulation layers, each built-in thin.
the inclination angle of the outer soft low-heat-conduction heat-insulation layer to the rotating side of the fire door cover body is α alpha is more than or equal to 20 degrees and less than 60 degrees so as to ensure that the fire door cover body can be smoothly opened and closed.
In one embodiment, the retaining piece with the hidden small-diameter heat-preservation nail is a hidden nut, and the retaining piece with the exposed small-diameter heat-preservation nail is an exposed nut.
In one embodiment, the fastening surface of each concealed small-diameter heat-preservation nail and each exposed small-diameter heat-preservation nail is provided with at least one gasket.
The invention has the advantages and beneficial effects that:
1. the invention saves energy; the measured temperature of the outer surface of the original heat-insulating observation door can reach about 150 ℃ in winter, and the heat-insulating observation door comprises a plurality of inner-layer soft low-heat-conduction heat-insulating layers and a plurality of outer-layer soft low-heat-conduction heat-insulating layers, and the measured temperature of the outer surface of the heat-insulating observation door is reduced to below 50 ℃ after heat insulation, so that the safety is high.
2. The invention does not destroy the integral structure of the original fire observation door, only modifies the lining of the fire observation door cover, and has strong universality.
3. Each built-in small-diameter heat-insulation nail and any exposed small-diameter heat-insulation nail are different in axle center, and the exposed small-diameter heat-insulation nail and the built-in small-diameter heat-insulation nail are ensured not to be in direct contact, so that the heat insulation effect is ensured; the concealed thin-diameter heat-insulation nail is arranged at the end, corresponding to the flange far away from the fire observation door cover body, in the fire observation door cover body, and the exposed thin-diameter heat-insulation nail is arranged on the inner-layer soft low-heat-conduction heat-insulation layer or the outer-layer soft low-heat-conduction heat-insulation layer.
4. The invention can be produced in factory, and can effectively ensure the quality of the lining.
5. the inclination angle of the outer soft low-heat-conduction heat-insulation layer to the rotating side of the fire door cover body is α, α is more than or equal to 20 degrees and less than 60 degrees, so that the fire door cover body can be opened and closed smoothly, and the sealing, heat insulation and heat preservation effects of the fire door cover are guaranteed.
6. The length of the outer soft low-heat-conduction heat-insulation layer is greater than that of the outer wall of the flange of the observation door cover body, and the width of the outer soft low-heat-conduction heat-insulation layer is greater than that of the outer wall of the flange of the observation door cover body, namely, the metal part of the flange of the observation door cover body is covered, so that heat insulation protection is realized, and the heat insulation effect is ensured.
7. The transition section of each built-in small-diameter heat-insulation nail and each exposed small-diameter heat-insulation nail is provided with a gasket, and the gasket is partially overlapped or completely non-overlapped after staggered installation, so that the fixing effect can be ensured.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a cross-sectional view of C-C in fig. 1.
Fig. 3 is a cross-sectional view of D-D in fig. 1.
3 fig. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 a 3- 3 a 3 of 3 fig. 3 1 3. 3
Detailed Description
In order to facilitate an understanding of the invention, a full description thereof will be given below with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
Referring to fig. 1 to 4, a low surface temperature fire door with a soft lining comprises a fire door body 1, seven inner layers of soft low heat-conducting insulation layers 2, five outer layers of soft low heat-conducting insulation layers 3, four embedded thin-diameter insulation nails 4 and four exposed thin-diameter insulation nails 5.
Wherein, the four built-in small-diameter heat preservation nails 4 are arranged at the end of the observation door cover body 1 which is correspondingly far away from the flange 6 of the observation door cover body 1 as shown in figure 3.
Specifically, four exposed thin-diameter heat-insulating nails 5 are arranged on the inner-layer soft low-heat-conduction heat-insulating layer 2 as shown in fig. 2. Seven soft low heat conduction heat preservation 2 of inlayer and five outer soft low heat conduction heat preservation 3 are through hiding thin footpath heat preservation nail 4, hidden thin footpath heat preservation nail retaining member 7, expose thin footpath heat preservation nail 5 and expose thin footpath heat preservation nail retaining member 8 and fix on door closure body 1 of seeing light, and the soft low heat conduction heat preservation 2 of inlayer is in door closure body 1 of seeing light, outer soft low heat conduction heat preservation 3 is located outside door closure body 1 of seeing light, the length of outer soft low heat conduction heat preservation 3 is greater than the length of the flange 6 outer wall of door closure body 1 as figure 2 and figure 3, and the width of outer soft low heat conduction heat preservation 3 is greater than the width of the flange 6 outer wall of door closure body 1 of seeing light promptly, cover the metal part of door closure body 1 flange 6 promptly, thereby realize adiabatic protection, thereby guarantee the heat preservation effect. Each exposed small-diameter heat-insulation nail 5 penetrates through a part of the inner-layer soft low-heat-conduction heat-insulation layer 2 as shown in figure 2, each embedded small-diameter heat-insulation nail 7 and any exposed small-diameter heat-insulation nail 5 are not coaxial, and the exposed small-diameter heat-insulation nails 5 are ensured not to be in direct contact with the embedded small-diameter heat-insulation nails 4.
wherein, the outer soft low heat conduction heat preservation 3 rotates the inclination of one side to the door closure body 1 of looking into fire for α, α 20 to guarantee that the door closure body 1 of looking into fire can the switch smoothly.
The locking piece 7 of the built-in small-diameter heat-preservation nail is a built-in nut 9, and the locking piece 8 of the exposed small-diameter heat-preservation nail is an exposed nut 10.
Specifically, the fastening surface of each embedded small-diameter heat preservation nail 4 and each exposed small-diameter heat preservation nail 5 is provided with a gasket 11.
Manufacturing Process of example 1
As shown in figure 2 and figure 3, install all interior concealed thin footpath heat preservation nail 4 in the door closure body 1 of seeing a fire earlier, begin to install the soft low heat conduction heat preservation 2 of inlayer again, when the soft low heat conduction heat preservation 2 installation thickness of inlayer reaches X, will expose thin footpath heat preservation nail 5 and all pack into, continue to install the soft low heat conduction heat preservation 2 of inlayer, when thickness reaches Y, lock the heat preservation with interior concealed thin footpath heat preservation nail 4 retaining member, continue to install the soft low heat conduction heat preservation 2 of inlayer, install outer soft low heat conduction heat preservation 3 after having installed the soft low heat conduction heat preservation 2 of inlayer, when thickness reaches Z, lock the heat preservation with exposing thin footpath heat preservation nail retaining member 8.
It should be noted that: the invention is not limited to the manufacturing process of the embodiment 1, and for example, the inner-layer soft low-heat-conduction heat-insulation layer 2 and part of the outer-layer soft low-heat-conduction heat-insulation layer 3 can be installed, then the heat-insulation layer is locked by the built-in small-diameter heat-insulation nail locking piece 7, then the remaining outer-layer soft low-heat-conduction heat-insulation layer 3 is continuously installed, and finally the exposed small-diameter heat-insulation nail 5 is locked by the exposed small-diameter heat-insulation nail locking piece 8.
The invention has the advantages and beneficial effects that:
1. the invention saves energy; the measured temperature of the outer surface of the original heat-insulating observation door can reach about 150 ℃ in winter, and the heat-insulating observation door comprises a plurality of inner-layer soft low-heat-conduction heat-insulating layers and a plurality of outer-layer soft low-heat-conduction heat-insulating layers, and the measured temperature of the outer surface of the heat-insulating observation door is reduced to below 50 ℃ after heat insulation, so that the safety is high.
2. The invention does not destroy the integral structure of the original fire observation door, only modifies the lining of the fire observation door cover, and has strong universality.
3. Each built-in small-diameter heat-insulation nail and any exposed small-diameter heat-insulation nail are different in axle center, and the exposed small-diameter heat-insulation nail and the built-in small-diameter heat-insulation nail are ensured not to be in direct contact, so that the heat insulation effect is ensured; the concealed thin-diameter heat-insulation nail is arranged at the end, corresponding to the flange far away from the fire observation door cover body, in the fire observation door cover body, and the exposed thin-diameter heat-insulation nail is arranged on the inner-layer soft low-heat-conduction heat-insulation layer or the outer-layer soft low-heat-conduction heat-insulation layer.
4. The invention can be produced in factory, and can effectively ensure the quality of the lining.
5. the inclination angle of the outer soft low-heat-conduction heat-insulation layer to the rotating side of the fire door cover body is α, α is more than or equal to 20 degrees and less than 60 degrees, so that the fire door cover body can be opened and closed smoothly, and the sealing, heat insulation and heat preservation effects of the fire door cover are guaranteed.
6. The length of the outer soft low-heat-conduction heat-insulation layer is greater than that of the outer wall of the flange of the observation door cover body, and the width of the outer soft low-heat-conduction heat-insulation layer is greater than that of the outer wall of the flange of the observation door cover body, namely, the metal part of the flange of the observation door cover body is covered, so that heat insulation protection is realized, and the heat insulation effect is ensured.
7. The transition section of each built-in small-diameter heat-insulation nail and each exposed small-diameter heat-insulation nail is provided with a gasket, and the gasket is partially overlapped or completely non-overlapped after staggered installation, so that the fixing effect can be ensured.
The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (3)
1. A low surface temperature fire door cover with a soft lining is characterized by comprising a fire door cover body and a plurality of layers of inner soft layers
The heat-insulating layer with low heat conductivity, a plurality of outer layers of soft heat-insulating layers with low heat conductivity, at least four built-in thin-diameter heat-insulating nails and at least four exposed thin-diameter heat-insulating nails;
at least four built-in thin-diameter heat preservation nails are arranged at the end, corresponding to the flange far away from the fire door cover body, in the fire door cover body, at least four exposed thin-diameter heat preservation nails are arranged on the inner-layer soft low-heat-conduction heat preservation layer or the outer-layer soft low-heat-conduction heat preservation layer, a plurality of inner-layer soft low-heat-conduction heat preservation layers and a plurality of outer-layer soft low-heat-conduction heat preservation layers are fixed on the fire door cover body through the built-in thin-diameter heat preservation nails, the built-in thin-diameter heat preservation nail locking parts, the exposed thin-diameter heat preservation nails and the exposed thin-diameter heat preservation nail locking parts, the inner-layer soft low-heat-conduction heat preservation layer is arranged in the fire door cover body, the outer-layer soft low-heat-conduction heat preservation layer is arranged outside the fire door cover body, the length of the outer-layer soft low-heat preservation layer is larger than the length of the flange outer wall of the fire, each built-in small-diameter heat preservation nail and any exposed small-diameter heat preservation nail are different in axle center, and the exposed small-diameter heat preservation nail and the built-in small-diameter heat preservation nail are ensured not to be in direct contact;
the inclination angle of the outer soft low-heat-conduction heat-insulation layer to the rotating side of the fire door cover body is α alpha is more than or equal to 20 degrees and less than 60 degrees so as to ensure that the fire door cover body can be smoothly opened and closed.
2. The low surface temperature fire-viewing door cover with soft lining of claim 1, wherein the retaining member of the built-in small diameter heat-insulating nail is a built-in nut, and the retaining member of the exposed small diameter heat-insulating nail is an exposed nut.
3. The soft lined low surface temperature fire door cover according to claim 2, wherein the fastening surface of each of the concealed thin diameter insulation nails and each of the exposed thin diameter insulation nails is provided with at least one spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921126228.XU CN210570064U (en) | 2019-07-18 | 2019-07-18 | Low-surface temp. fire-watching door cover with soft lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921126228.XU CN210570064U (en) | 2019-07-18 | 2019-07-18 | Low-surface temp. fire-watching door cover with soft lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210570064U true CN210570064U (en) | 2020-05-19 |
Family
ID=70630075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921126228.XU Active CN210570064U (en) | 2019-07-18 | 2019-07-18 | Low-surface temp. fire-watching door cover with soft lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210570064U (en) |
-
2019
- 2019-07-18 CN CN201921126228.XU patent/CN210570064U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205350488U (en) | Detachable valve heat preservation sheath that insulates against heat | |
| CN210570064U (en) | Low-surface temp. fire-watching door cover with soft lining | |
| CN208056977U (en) | A kind of fire resistant doorsets with water cycle | |
| US10934750B2 (en) | Detachable device for inhibiting air leaks between sliding panels | |
| CN104632037A (en) | Antitheft door with double-door structure | |
| CN207260925U (en) | A kind of waterproof safety door and window | |
| CN205400527U (en) | Prevent wind half -cooked door of applying flexibly | |
| CN206490330U (en) | A kind of distribution box | |
| CN204436199U (en) | Two-door structure security door | |
| CN219377103U (en) | High-temperature-resistant heat-insulation reaction inner cavity of semiconductor waste gas treatment equipment | |
| CN202898460U (en) | Heat treatment furnace | |
| CN218061888U (en) | Calcium carbide furnace gate locking device | |
| CN206056286U (en) | A kind of observation door | |
| CN206192122U (en) | Energy -conserving fire door of high temperature for stove | |
| CN204401941U (en) | A kind of decorative heat preservation fire prevention integrated wallboard | |
| CN205477165U (en) | Multiple spot lock austral window, sliding sash | |
| CN213237589U (en) | Double-clamping-groove heat insulation type rapid inspection door | |
| CN215676500U (en) | Quartz furnace core pipe for chlorination furnace | |
| CN205426593U (en) | Gas sampling monitoring system | |
| CN205477244U (en) | Biparting steel fireproof wooden door | |
| CN216346370U (en) | Heat pipe air preheater access door | |
| CN204705196U (en) | With the potent heat insulation laborsaving manhole door of energy-saving observation door | |
| CN218179630U (en) | Novel kiln for firing roof iron glaze porcelain | |
| CN211779568U (en) | Wear-resistant glass fiber reinforced plastic fiber composite pipe | |
| CN209098740U (en) | A kind of metal steel cast member production annealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |