CN114194644B - Upper cover structure of hazardous chemical substance storage cavity - Google Patents
Upper cover structure of hazardous chemical substance storage cavity Download PDFInfo
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- CN114194644B CN114194644B CN202111629858.0A CN202111629858A CN114194644B CN 114194644 B CN114194644 B CN 114194644B CN 202111629858 A CN202111629858 A CN 202111629858A CN 114194644 B CN114194644 B CN 114194644B
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- cover plate
- storage cavity
- hazardous chemical
- chemical substance
- substance storage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
- B65D51/245—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes provided with decoration, information or contents indicating devices, labels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D55/00—Accessories for container closures not otherwise provided for
- B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
- Catching Or Destruction (AREA)
Abstract
The utility model provides an upper cover structure of a hazardous chemical substance storage cavity, which relates to the technical field of hazardous chemical substance storage and comprises an upper cover main body provided with a notch and a sliding door arranged at the notch, wherein the sliding door comprises a first cover plate and a second cover plate arranged on the upper side of the first cover plate, a first bulge is arranged on the upper side of the first cover plate, a second chute for facilitating sliding of the first bulge is arranged on the lower side of the second cover plate, a first chute for facilitating sliding of the second cover plate is arranged on the upper cover main body, the first cover plate comprises a plurality of cross bars, and the second cover plate is a compact plate body. The upper cover structure of the hazardous chemical substance storage cavity is simple in structure, can be simultaneously suitable for large, medium and small storage cavities, is convenient for uncovering detection on time, and is good in safety, and personnel foreign matters are effectively prevented from falling into hazardous chemical substances when uncovering.
Description
Technical Field
The utility model relates to the technical field of dangerous chemical storage, in particular to an upper cover structure of a dangerous chemical storage cavity.
Background
In our daily life, petroleum, alcohol and various chemical substances become an indispensable part, but the substances are classified as 'dangerous substances' due to high inflammability and explosiveness, and have huge potential safety hazards in the storage and transportation processes.
Particularly, hazardous chemicals are inflammable and explosive, except for being far away from open fire, static electricity is easy to generate in winter, the hazardous chemicals detonate, and the risk of toppling detonations is also caused when the pressure in a storage box is too large or shaking is severe, all hazardous chemicals need to be subjected to data detection in a storage cavity frequently during storage, and inspection is also needed to be carried out by uncapping at intervals, so that importance of uncapping of a large storage tank with the height higher than 5 meters is very important, for example, a chemical hazardous chemicals storage device disclosed in Chinese patent utility model patent CN212767774U relates to the technical field of hazardous chemicals storage, and particularly a chemical hazardous chemicals storage device for chemical use comprises a shell, an electronic scale is fixedly connected to the bottom of an inner cavity of the shell, and a supporting spring is fixedly connected to the surface of the electronic scale and fixedly connected with a supporting plate at the top of the supporting spring. This danger article storage device for chemistry sets up refrigeration piece, heating piece and aqua storage layer through the inner wall of storage tank, simultaneously at the inside filling water on aqua storage layer, and then heat or cool down water through refrigeration piece and heating piece, utilize water to provide suitable storage temperature to the danger article of storage tank inner chamber storage, avoided traditional chemistry to use danger article storage device can not adjust different storage temperature according to the danger article of difference, can't keep some unstable danger articles in the problem of safe storage environment, improved this chemistry to use danger article storage device's stability and practicality.
However, the storage cavity structure still has the following problems: the device can only be miniaturized, has poor stability under the state of a large storage cavity, and particularly cannot guarantee the safety of the cover body in the opening and closing process when the cover is required to be opened on schedule for detection.
Therefore, in order to solve the above problems, it is necessary to design a reasonable and efficient upper cover structure of the hazardous chemical substance storage cavity.
Disclosure of Invention
The utility model aims to provide an upper cover structure of a hazardous chemical substance storage cavity, which has a simple structure, can be simultaneously suitable for large, medium and small storage cavities, is convenient for uncovering detection on time, and can effectively prevent personnel foreign matters from falling into hazardous chemical substances during uncovering and has good safety.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides a danger article storage cavity's upper cover structure, including be provided with the upper cover main part of breach and set up in the sliding door of breach department, the sliding door include first apron with set up in the second apron of first apron upside, first apron upside is provided with first arch, second apron downside is provided with and is used for the convenience first protruding gliding second spout, be provided with on the upper cover main part and be used for the convenience second apron gliding first spout, first apron includes a plurality of horizontal poles, the second apron is closely knit plate body.
Preferably, the cross bar comprises a first cross bar and a second cross bar which is perpendicular to the first cross bar, and the number of the first cross bar and the second cross bar is at least one.
Preferably, a sealing strip and a second protrusion for being inserted into the first chute are arranged on one side of the second cover plate, which is close to the upper cover main body.
Preferably, the distance between two adjacent crossbars is not more than 15cm. In practice, the distance between two adjacent first cross bars is not more than 15cm; and the distance between two adjacent second cross bars is not more than 15cm.
Preferably, the notch is provided with a first sensing piece for contacting the first cover plate when the first cover plate closes the notch and a second sensing piece for contacting the second cover plate when the second cover plate closes the notch.
Preferably, the notch is provided with a lock catch for connecting with the second cover plate when the second cover plate closes the notch, and the lock catch is electrically connected with the first sensing piece.
Preferably, the first protrusion and the second protrusion are elongated protrusions.
Preferably, the cross bar is provided with a hanging detection rod.
Preferably, the number of the first sliding groove, the second sliding groove, the first protrusion and the second protrusion is at least one.
As the preferable mode of the utility model, the detector is arranged at the lower end of the suspension detection rod, the hook for mounting the cross rod is arranged at the upper end of the suspension detection rod, the monitoring device is arranged at the upper end of the hook, and the height of the upper end of the monitoring device is not higher than the height of the lower side surface of the second cover plate.
The upper cover structure of the hazardous chemical substance storage cavity has the beneficial effects that: simple structure can be applicable to large, middle and small-size storage chamber simultaneously, is convenient for uncap the detection on schedule, effectively prevents personnel's foreign matter and drop into in the danger article when uncapping, and the security is good.
Drawings
FIG. 1 is a schematic front cross-sectional view of the overall structure of one embodiment of the upper cover structure of a hazardous chemical storage cavity of the present utility model;
FIG. 2 is a schematic side cross-sectional view of the overall structure of one embodiment of the upper cover structure of a hazardous chemical storage cavity of the present utility model;
FIG. 3 is a perspective exploded view of the overall structure of another embodiment of the upper cover structure of a hazardous chemical storage cavity of the present utility model;
FIG. 4 is a schematic perspective view of a first cover plate in a further embodiment of an upper cover structure of a hazardous chemical substance storage cavity according to the present utility model;
in the figure: 1. the device comprises a first cover plate, 11, a first bulge, 12, a cross rod, 121, a hanging detection rod, 122, a hook, 2, a second cover plate, 21, a second sliding groove, 22, a second bulge, 23, a sealing strip, 24, a locking groove, 30, a notch, 3, an upper cover main body, 31, a first sliding groove, 32, a first sensing piece, 33, a second sensing piece, 34, a lock catch, 35 and a supporting table.
Detailed Description
The following are specific examples of the present utility model, and the technical solutions of the present utility model are further described, but the present utility model is not limited to these examples.
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the modules and steps set forth in these embodiments and the steps do not limit the scope of the present utility model unless specifically stated otherwise.
Meanwhile, it should be understood that the flow in the drawings is not merely performed alone, but a plurality of steps are performed to cross each other for convenience of description.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the present utility model product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, should be considered part of the specification.
Embodiment one: as shown in fig. 1 to 4, only one embodiment of the present utility model is an upper cover structure of a hazardous chemical storage cavity, including an upper cover main body 3 provided with a notch 30 and a sliding door disposed at the notch 30, where the sliding door includes a first cover plate 1 and a second cover plate 2 disposed on an upper side of the first cover plate 1, a first protrusion 11 is disposed on an upper side of the first cover plate 1, a second chute 21 for facilitating sliding of the first protrusion 11 is disposed on a lower side of the second cover plate 2, a first chute 31 for facilitating sliding of the second cover plate 2 is disposed on the upper cover main body 3, the first cover plate 1 includes a plurality of cross bars 12, and the second cover plate 2 is a compact plate.
In the utility model, the upper cover main body 30 is arranged on the upper side of the storage cavity, and the shape and the size of the upper cover main body 30 are the same as the shape and the size of the cross section of the storage cavity, namely the upper cover main body 30 can completely shield the upper side of the storage cavity; the first cover plate 1 and the second cover plate 2 are arranged at the notch 30 of the upper cover main body 30 in an openable manner, and when the first cover plate 1 and the second cover plate 2 are closed, the notch 30 is blocked, so that the sealing of the storage cavity is completed; when the first cover plate 1 and the second cover plate 2 are opened, dangerous chemicals in the storage cavity can be detected (or the inner side wall of the empty storage cavity is overhauled).
It should be noted that the first cover plate 1 includes a plurality of cross bars 12, in fact, the first cover plate 1 is a hollowed-out plate body, and the arrangement positions of the plurality of cross bars 12 form a fence-shaped or net-shaped hollowed-out structure, so that the storage cavity can be conveniently detected without opening the first cover plate 1; the second cover plate 2 is a compact plate body, i.e. has no gap, and plays a role in completely sealing, dust prevention and oxidation prevention.
Here, the second cover plate 2 is above the first cover plate 1, and the first protrusion 11 of the first cover plate 1 slides in the second chute 21 below the second cover plate 2, so that the first cover plate 1 can be opened and closed, and the opening and closing direction of the first cover plate 1 can be guided; the same upper cover body 30 is provided with a first chute 31 for facilitating the sliding of the first cover plate 1, and also limits the opening/closing sliding of the first cover plate 1.
Since the second cover plate 2 is fitted on the upper side and with the first slide groove 31 on the lower side of the first cover plate 1, that is to say the width of the second cover plate 2 is not smaller than the width of the first cover plate 1.
That is, in the present utility model, the sliding door (including the first cover plate 1 and the second cover plate 2) is opened and closed in the following manner: first kind: the first cover plate 1 and the second cover plate 2 are both closed; second kind: the first cover plate 1 is opened, and the second cover plate 2 is closed; third kind: the second cover plate 2 is opened, and the first cover plate 1 is closed; fourth kind: the first cover plate 1 and the second cover plate 2 are both opened.
In the first case, the first cover plate 1 and the second cover plate 2 are both closed, and the storage cavity is completely sealed;
in the second case, the first cover plate 1 is opened, the second cover plate 2 is closed, and the storage cavity is still closed by the second cover plate 2 at this time, but the first cover plate 1 leaks, so that maintenance and detection can be performed on the first cover plate 1, and the stability of the cross rod 12 is ensured;
in the third case, the second cover plate 2 is opened and the first cover plate 1 is closed; at this time, the storage cavity is closed and opened, but due to the shielding of the first cover plate 1 which is hollowed out, a worker can step on the first cover plate 1 and detect data in the storage cavity through a gap between two adjacent cross bars 12;
in the fourth case, the first cover plate 1 and the second cover plate 2 are both opened, the storage cavity is completely opened at this time, and a worker can directly pass through the notch 30 to enter the storage cavity, so as to accurately maintain the inner side of the storage cavity.
A suspension detection rod 121 may be disposed on the cross rod 12, the upper end of the suspension detection rod 121 is connected with the cross rod 12, the lower end of the suspension detection rod extends downward into hazardous chemical liquid in the storage cavity, and a detector is disposed at the lower end of the suspension detection rod 121 to monitor data such as temperature, fluid state and the like; the upper end of the suspension detection rod 121 is provided with a hook 122 for mounting the cross rod 12, and the hook 122 can slide along the extending direction of the cross rod 12, so that dangerous chemicals at different positions are detected; of course, the upper end of the hook 122 is provided with a monitoring device, the monitoring device may be a display screen (which can read data when the second cover plate 2 is opened) or a wireless transmitter (which can wirelessly send data detected by the detector when the second cover plate 2 is closed), and the height of the upper end of the monitoring device is not higher than the height of the lower side surface of the second cover plate 2, i.e. the sliding between the first cover plate 1 and the second cover plate 2 is not affected by the setting of the monitoring device.
That is, the second cover plate 2 can protect the detector and the monitoring device located at the first cover plate 1 in addition to closing the storage chamber.
The upper cover structure of the hazardous chemical substance storage cavity is simple in structure, can be simultaneously suitable for large, medium and small storage cavities, is convenient for uncovering detection on time, and is good in safety, and personnel foreign matters are effectively prevented from falling into hazardous chemical substances when uncovering.
In the second embodiment, as shown in fig. 1 to 3, which is only one embodiment of the present utility model, on the basis of the first embodiment, in the upper cover structure of the hazardous chemical substance storage cavity of the present utility model, a sealing strip 23 and a second protrusion 22 for being inserted into the first chute 31 are disposed on a side of the second cover plate 2 close to the upper cover main body 3; the sealing strip 23 facilitates the second cover plate 2 to seal the notch 30; while the second protrusions 22 facilitate sliding of the second cover plate 2.
Here, the number of the first sliding groove 31, the second sliding groove 21, the first protrusion 11, and the second protrusion 22 is at least one.
Thus, the sliding arrangement of the first cover plate 1 and the second cover plate 2 can be in two ways;
first kind: the first cover plate 1 is partially located in the second sliding groove 22 (similarly, the second cover plate 2 is partially located in the first sliding groove 31), as shown in fig. 1 and 2, that is, only the first protrusion 11 of the first cover plate 1 is located in the second sliding groove 22, and only the second protrusion 22 of the second cover plate 2 slides in the first sliding groove 31;
second kind: the second cover plate 2 is integrally positioned in the first chute 31, namely, the whole second cover plate 2 is used as the second bulge 22; as shown in fig. 3, the first cover plate 1 may, of course, also be integrated in the second runner 22 (not shown in the figures);
of course, in the first case, the first protrusion 11 and the second protrusion 22 are elongated protrusions; in the second case, the notch 30 should be located in the first runner 31;
in the two cases, the first arrangement is convenient, the installation is simple, and special structures are not required to be arranged at the notch 30 and the first chute 31 (namely, the notch 30 is positioned in the first chute 31); the second type of sealing performance is better, one of the two modes can be selected according to the type of the stored hazardous chemical liquid, or the two cover plates adopt two modes respectively.
In the third embodiment, as shown in fig. 3 and 4, which are only one embodiment of the present utility model, in the upper cover structure of the hazardous chemical substance storage cavity according to the present utility model, the cross bar 12 includes a first cross bar and a second cross bar perpendicular to the first cross bar, where the number of the first cross bar and the second cross bar is at least one; and the distance between two adjacent crossbars 12 is not more than 15cm. In practice, the distance between two adjacent first cross bars is not more than 15cm; and the distance between two adjacent second cross bars is not more than 15cm.
In the fourth embodiment, as shown in fig. 2, which is only one embodiment of the present utility model, in the upper cover structure of the hazardous chemical substance storage cavity according to the present utility model, the notch 30 is provided with a first sensing member 32 for contacting the first cover plate 1 when the first cover plate 1 closes the notch, and a second sensing member 33 for contacting the second cover plate 2 when the second cover plate 2 closes the notch.
Moreover, a latch 34 is provided at the notch 30 for connecting with the second cover plate 2 when the second cover plate 2 closes the notch, and the latch 34 is electrically connected with the first sensing member 32.
Of course, the first sensing element 32, the second sensing element 33 and the latch 34 are disposed at the end of the notch 30, and the notch 30 is at a side far away from the first cover plate 1 and the second cover plate 2 (when the first cover plate 1 and the second cover plate 2 are opened), and preferably has a supporting stand 35 for supporting the first sensing element 32, the second sensing element 33 and the latch 34.
The first sensing piece 32 can sense the opening and closing conditions of the first cover plate 1; the second sensing member 33 may sense the opening and closing of the second cover plate 2; the lock catch 34 can lock the second cover plate 2; the upper side of the second cover plate 2 is provided with a locking groove 24 for facilitating the locking of the lock catch 34, and when the lock catch 34 is inserted into the locking groove 24, the second cover plate 2 cannot be opened.
The lock catch 34 is electrically connected with the first sensing member 32, and if the first cover plate 1 is opened, the first sensing member 32 controls the lock catch 34 to lock, i.e. the second cover plate 2 cannot be opened, so as to prevent the storage from being directly opened, and thus, the staff or the foreign matters are prevented from falling into the storage cavity.
The upper cover structure of the hazardous chemical substance storage cavity is simple in structure, can be simultaneously suitable for large, medium and small storage cavities, is convenient for uncovering detection on time, and is good in safety, and personnel foreign matters are effectively prevented from falling into hazardous chemical substances when uncovering.
The present utility model is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modification, equivalent replacement, improvement, etc. of the above embodiments according to the technical substance of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The application method of the upper cover structure of the hazardous chemical substance storage cavity is characterized by comprising the following steps of: the upper cover structure comprises an upper cover main body (3) provided with a notch (30) and a sliding door arranged at the notch (30), wherein the sliding door comprises a first cover plate (1) and a second cover plate (2) arranged on the upper side of the first cover plate (1), a first bulge (11) is arranged on the upper side of the first cover plate (1), a second chute (21) for facilitating sliding of the first bulge (11) is arranged on the lower side of the second cover plate (2), a first chute (31) for facilitating sliding of the second cover plate (2) is arranged on the upper cover main body (3), the first cover plate (1) comprises a plurality of cross bars (12), and the second cover plate (2) is a compact plate body; the first bulge (11) and the second bulge (22) are strip-shaped bulge parts;
the using method of the upper cover structure of the hazardous chemical substance storage cavity comprises the following steps:
first kind: the first cover plate (1) and the second cover plate (2) are closed, so that the hazardous chemical substance storage cavity is completely sealed;
second kind: the first cover plate (1) is opened, the second cover plate (2) is closed, and the hazardous chemical substance storage cavity is still closed by the second cover plate (2) at the moment, but the first cover plate (1) leaks out and is used for carrying out maintenance and detection on the first cover plate (1) and ensuring the stability of the cross rod (12);
third kind: the second cover plate (2) is opened, the first cover plate (1) is closed, and the hazardous chemical substance storage cavity is closed and opened at the moment, but due to the shielding of the first cover plate (1) which is arranged in a hollowed-out manner, a worker can step on the first cover plate (1) and perform data detection on the hazardous chemical substance storage cavity through a gap between two adjacent cross bars (12);
fourth kind: the first cover plate (1) and the second cover plate (2) are both opened, the hazardous chemical substance storage cavity is completely opened at the moment, and workers can directly penetrate through the notch (30) to enter the storage cavity, so that the inner side of the storage cavity is accurately maintained.
2. The method for using the upper cover structure of the hazardous chemical substance storage cavity according to claim 1, wherein the method comprises the following steps: the cross bars (12) comprise a first cross bar and a second cross bar which is perpendicular to the first cross bar, and the number of the first cross bar and the number of the second cross bar are at least one.
3. The method for using the upper cover structure of the hazardous chemical substance storage cavity according to claim 1, wherein the method comprises the following steps: one side of the second cover plate (2) close to the upper cover main body (3) is provided with a sealing strip (23) and a second bulge (22) which is used for being inserted into the first sliding groove (31).
4. The method for using the upper cover structure of the hazardous chemical substance storage cavity according to claim 1, wherein the method comprises the following steps: the distance between two adjacent cross bars (12) is not more than 15cm.
5. The method for using the upper cover structure of the hazardous chemical substance storage cavity according to claim 1, wherein the method comprises the following steps: the notch (30) is provided with a first sensing piece (32) for contacting the first cover plate (1) when the first cover plate (1) closes the notch and a second sensing piece (33) for contacting the second cover plate (2) when the second cover plate (2) closes the notch.
6. The method of using the upper cover structure of the hazardous chemical substance storage cavity according to claim 5, wherein the method comprises the following steps: the notch (30) is provided with a lock catch (34) used for being connected with the second cover plate (2) when the second cover plate (2) closes the notch, and the lock catch (34) is electrically connected with the first sensing piece (32).
7. The method for using the upper cover structure of the hazardous chemical substance storage cavity according to claim 1, wherein the method comprises the following steps: the number of the first sliding groove (31), the second sliding groove (21), the first protrusion (11) and the second protrusion (22) is at least one.
8. The method for using the upper cover structure of the hazardous chemical substance storage cavity according to claim 1, wherein the method comprises the following steps: the cross rod (12) is provided with a suspension detection rod (121).
9. The method of using the upper cover structure of the hazardous chemical substance storage cavity according to claim 8, wherein the method comprises the following steps: the detector is arranged at the lower end of the hanging detection rod (121), a hook (122) for mounting the cross rod (12) is arranged at the upper end of the hanging detection rod (121), a monitoring device is arranged at the upper end of the hook (122), and the height of the upper end of the monitoring device is not higher than the height of the lower side face of the second cover plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111629858.0A CN114194644B (en) | 2021-12-28 | 2021-12-28 | Upper cover structure of hazardous chemical substance storage cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111629858.0A CN114194644B (en) | 2021-12-28 | 2021-12-28 | Upper cover structure of hazardous chemical substance storage cavity |
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| Publication Number | Publication Date |
|---|---|
| CN114194644A CN114194644A (en) | 2022-03-18 |
| CN114194644B true CN114194644B (en) | 2023-05-12 |
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| CN202111629858.0A Active CN114194644B (en) | 2021-12-28 | 2021-12-28 | Upper cover structure of hazardous chemical substance storage cavity |
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