CN219822451U - Food-grade manhole with heat-insulating filling layer - Google Patents
Food-grade manhole with heat-insulating filling layer Download PDFInfo
- Publication number
- CN219822451U CN219822451U CN202320614172.2U CN202320614172U CN219822451U CN 219822451 U CN219822451 U CN 219822451U CN 202320614172 U CN202320614172 U CN 202320614172U CN 219822451 U CN219822451 U CN 219822451U
- Authority
- CN
- China
- Prior art keywords
- assembly
- manhole
- collar
- food
- heat
- 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.)
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Links
- 238000009413 insulation Methods 0.000 claims description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model discloses a food-grade manhole with a heat-insulating filling layer, which relates to the technical field of manholes. This take food level manhole of heat preservation filling layer is provided with two heated boards through the inside of cervical collar subassembly, and two heated boards form the thermal-insulated chamber of heat preservation, have effectively improved the thermal-insulated effect of heat preservation of this manhole to a certain extent.
Description
Technical Field
The utility model relates to the technical field of manholes, in particular to a food-grade manhole with a heat-insulating filling layer.
Background
Manholes are commonly formed in large liquid storage containers, and are used for allowing personnel to enter the tank for maintenance, cleaning and other operations. Some low-temperature liquid storage tanks are often provided with a support structure of a skirt seat, which is used for supporting a vertical storage tank with a relatively large volume, and an external pipeline of the low-temperature liquid storage tank is often arranged in the skirt seat, so that maintenance personnel can conveniently overhaul and clean the interior of the skirt seat, and a manhole device is often arranged on the skirt seat.
When the existing food-grade manhole is stored, the manhole has no good heat preservation effect, so that food in the manhole is easy to cool.
When the existing food is stored, the food in the manhole is easy to generate chemical reaction, gas is generated, the pressure in the manhole is increased, and the manhole cover is easy to be dangerous when being opened.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a food-grade manhole with a heat-insulating filling layer, which solves the problems that a manhole cover has no heat-insulating effect and is easy to be dangerous when being opened when the pressure in the manhole is increased.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: a food grade manhole with a thermal insulation filling layer, a collar assembly, characterized in that: the upper surface of the collar assembly is fixedly provided with a food-grade sealing gasket, and the collar assembly consists of a stainless steel layer, a heat-insulating plate and a heat-insulating cavity.
The outer side of the collar assembly is fixedly provided with a spanner assembly, the outer side of the collar assembly is fixedly provided with an anti-self-locking device, the outer side of the collar assembly is fixedly provided with a hinge assembly, one end of the hinge assembly is fixedly connected with a manhole cover assembly, the lower end of the manhole cover assembly is fixedly provided with a pneumatic sensing assembly, the upper end of the manhole cover assembly is communicated with a vent valve, and the middle part of the upper end of the manhole cover assembly is fixedly provided with a pneumatic display meter.
Preferably, the stainless steel side opposite sides are fixedly connected with heat preservation plates, and the two heat preservation plates form a heat preservation and insulation cavity.
Preferably, a clamping block is fixedly arranged at the edge of the manhole cover assembly and corresponds to the position of the wrench assembly.
Preferably, the wrench assembly and the hinge assembly are uniformly distributed in an annular equidistant manner.
Preferably, the collar assembly is rotatably coupled to the manhole cover assembly by a hinge assembly.
Preferably, a power supply is arranged outside the manhole, and the power supply is electrically connected with the air pressure sensing assembly and the air pressure display meter through wires.
Advantageous effects
The utility model provides a food grade manhole with a heat preservation filling layer. Compared with the prior art, the method has the following beneficial effects:
1. the food-grade manhole with the heat-insulating filling layer is characterized in that the heat-insulating cavity is formed by the two heat-insulating plates inside the collar assembly, so that the heat-insulating effect of the manhole is effectively improved to a certain extent.
2. This take food level manhole of heat preservation filling layer is provided with atmospheric pressure response subassembly through at manhole cover subassembly lower extreme, and atmospheric pressure response subassembly passes through wire and power and atmospheric pressure display table electric connection, and atmospheric pressure response subassembly is with the inside atmospheric pressure feedback of manhole to atmospheric pressure display table, comes control the air outlet valve according to the demonstration number of atmospheric pressure display table and gassing.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a collar assembly according to the present utility model;
fig. 3 is a schematic view of the rear side structure of the manhole of the present utility model.
In the figure: 1. a collar assembly; 2. a food grade seal; 3. a stainless steel layer; 4. a thermal insulation board; 5. a heat preservation and insulation cavity; 6. a wrench assembly; 7. an anti-self-locking device; 8. a hinge assembly; 9. a manhole cover assembly; 10. an air pressure sensing assembly; 11. an air outlet valve; 12. and an air pressure display meter.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a take food level manhole of heat preservation filling layer, includes collar subassembly 1, and the upper surface fixed of collar subassembly 1 is provided with food level and seals up pad 2, and collar subassembly 1 comprises stainless steel layer 3, heated board 4 and thermal-insulated chamber 5 keeps warm, and wherein, food level seals up pad 2 and is the annular to the laminating collar subassembly 1 upper surface of being convenient for plays the business turn over of isolating the inside and outside moisture of manhole and air.
The outside of the collar assembly 1 is fixedly provided with a spanner assembly 6, the outside of the collar assembly 1 is fixedly provided with a self-locking prevention device 7, the outside of the collar assembly 1 is fixedly provided with a hinge assembly 8, one end of the hinge assembly 8 is fixedly connected with a manhole cover assembly 9, the lower end of the manhole cover assembly 9 is fixedly provided with a pneumatic sensing assembly 10, the upper end of the manhole cover assembly 9 is communicated with a pneumatic valve 11, and the middle part of the upper end of the manhole cover assembly 9 is fixedly provided with a pneumatic display meter 12.
In the example, the opposite sides of the stainless steel layer 3 are fixedly connected with heat insulation plates 4, and the two heat insulation plates 4 form a heat insulation cavity 5 so as to play a role in heat insulation; the edge of the manhole cover assembly 9 is fixedly provided with a clamping block corresponding to the position of the wrench assembly 6, so that the wrench assembly 6 clamps the clamping block to fix the manhole cover assembly 9; the wrench assembly 6 and the hinge assembly 8 are uniformly distributed in an annular equidistant manner, so that the manhole cover assembly 9 is locked more uniformly; the collar assembly 1 is rotatably connected with the manhole cover assembly 9 through the hinge assembly 8 so as to facilitate the rotation of the manhole cover assembly 9; the outside of the manhole is provided with a power supply, and the power supply is electrically connected with the air pressure sensing assembly 10 and the air pressure display meter 12 through wires, so that the air pressure sensing assembly 10 feeds air pressure inside the manhole back to the air pressure display meter 12.
When the food-grade manhole with the heat-insulating filling layer works, the hinge assembly 8 is matched with the clamping block on the manhole cover assembly 9 to lock the manhole cover assembly 9, the food-grade sealing gasket 2 on the upper surface of the collar assembly 1 is used for blocking water and air inside and outside the manhole cover from entering and exiting, the heat-insulating plate 4 is arranged inside the collar assembly 1, a heat-insulating cavity 5 is formed between the heat-insulating plates 4, the heat-insulating effect of the manhole is improved to a certain extent, the air pressure sensing assembly 10 at the lower end of the manhole cover assembly 9 is used for detecting air pressure inside the manhole and feeding the air pressure to the air pressure display meter 12, the numerical value of the air pressure display meter 12 is observed before the manhole cover assembly 9 is opened, when the numerical value is larger, air in the manhole is discharged through the air outlet valve 11, and danger caused by overlarge air pressure in the manhole is prevented when the manhole cover assembly 9 is opened.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (6)
1. Food-grade manhole with heat-insulating filling layer, comprising a collar assembly (1), characterized in that: the upper surface of the collar assembly (1) is fixedly provided with a food-grade sealing gasket (2), and the collar assembly (1) consists of a stainless steel layer (3), a heat-insulating plate (4) and a heat-insulating cavity (5);
the novel anti-self-locking collar comprises a collar assembly (1), and is characterized in that a wrench assembly (6) is fixedly arranged on the outer side of the collar assembly (1), an anti-self-locking device (7) is fixedly arranged on the outer side of the collar assembly (1), a hinge assembly (8) is fixedly arranged on the outer side of the collar assembly (1), a manhole cover assembly (9) is fixedly connected to one end of the hinge assembly (8), an air pressure sensing assembly (10) is fixedly arranged at the lower end of the manhole cover assembly (9), an air outlet valve (11) is communicated with the upper end of the manhole cover assembly (9), and an air pressure display meter (12) is fixedly arranged in the middle of the upper end of the manhole cover assembly (9).
2. A food grade manhole with insulation filling according to claim 1, wherein: the stainless steel layer (3) side opposite side fixedly connected with heated board (4), two heated board (4) form thermal-insulated chamber (5) that keeps warm.
3. A food grade manhole with insulation filling according to claim 1, wherein: the edge of the manhole cover assembly (9) and the position corresponding to the wrench assembly (6) are fixedly provided with clamping blocks.
4. A food grade manhole with insulation filling according to claim 1, wherein: the wrench assembly (6) and the hinge assembly (8) are uniformly distributed in an annular equidistant mode.
5. A food grade manhole with insulation filling according to claim 1, wherein: the collar assembly (1) is rotatably connected with the manhole cover assembly (9) through the hinge assembly (8).
6. A food grade manhole with insulation filling according to claim 1, wherein: the manhole is externally provided with a power supply, and the power supply is electrically connected with the air pressure sensing assembly (10) and the air pressure display meter (12) through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320614172.2U CN219822451U (en) | 2023-03-27 | 2023-03-27 | Food-grade manhole with heat-insulating filling layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320614172.2U CN219822451U (en) | 2023-03-27 | 2023-03-27 | Food-grade manhole with heat-insulating filling layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219822451U true CN219822451U (en) | 2023-10-13 |
Family
ID=88272773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320614172.2U Active CN219822451U (en) | 2023-03-27 | 2023-03-27 | Food-grade manhole with heat-insulating filling layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219822451U (en) |
-
2023
- 2023-03-27 CN CN202320614172.2U patent/CN219822451U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |