CN203222272U - Chemical tank manhole assembly - Google Patents
Chemical tank manhole assembly Download PDFInfo
- Publication number
- CN203222272U CN203222272U CN 201320155645 CN201320155645U CN203222272U CN 203222272 U CN203222272 U CN 203222272U CN 201320155645 CN201320155645 CN 201320155645 CN 201320155645 U CN201320155645 U CN 201320155645U CN 203222272 U CN203222272 U CN 203222272U
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- Prior art keywords
- manhole
- assembly
- welded
- flange
- inspection door
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- Expired - Fee Related
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Abstract
The utility model provides a chemical tank manhole assembly comprising a manhole body assembly, a manhole cover assembly, an observation hole cover plate assembly and a clamping arm assembly, wherein the manhole body assembly and the manhole cover assembly are in seal connection through a thread, the observation hole cover plate assembly is arranged on the manhole cover assembly through the clamping arm assembly. The chemical tank manhole assembly disclosed by the utility model has the advantages of compact structure, simpleness and reliability in operation, and improvement in transportation safety of a chemical tank.
Description
Technical field
The utility model relates to the chemical tank manhole assembly of a kind of manhole assembly, particularly a kind of quick shipment chemical liquid.
Background technology
During the tank truck loading liquid of general peril of transportation fluid cargo, vehicle adopts on dress down or the top dress with steel manhole or the aluminum alloy manhole of band fire-retardant breather valve mostly, loads and unloads like this and there is following shortcoming in transportation:
1. the breathing valve material is aluminum alloy, with the chemical liquid reaction, can not satisfy the requirement of transportation chemical liquid.
2. the aluminum alloy manhole with the chemical liquid reaction, can not satisfy the requirement of transportation chemical liquid.
3. manhole shipment chemical liquid is quick inadequately.
The utility model content
The purpose of this utility model provide can realize chemical liquid fast shipment and not with the chemical tank manhole assembly of chemical liquid reaction.
According to the utility model, a kind of chemical tank manhole assembly is provided, comprise manhole body assembly, the manhole cover assembly, inspection door cover plate assembly, clamping arm assembly, wherein manhole body assembly and manhole cover assembly are spirally connected and are tightly connected, and inspection door cover plate assembly is arranged on the manhole cover assembly by the clamping arm assembly.
Manhole body assembly comprises the people aperture with the tank body weld together, the manhole flange is arranged on the people aperture and strengthen gusset, and the manhole flange is welded on the people aperture, strengthens gusset one end and is welded on the people aperture, and the other end is welded on the manhole flange.
The manhole cover assembly comprises manhole blind flange, inspection door body, inspection door flange, first welded steel pipe, weld ell, second welded steel pipe, butt flange, permanent seat, lock nose and latch hook, manhole blind flange, inspection door flange, permanent seat and lock nose are welded on one's body the inspection door respectively, latch hook is spirally connected fixing with the lock nose, first welded steel pipe and weld ell and manhole blind flange are welded to connect, weld ell and second welded steel pipe are welded to connect, and second welded steel pipe and butt flange are welded to connect.
Inspection door cover plate assembly comprises the inspection door cover plate, the cover free bearing, and the cover free bearing is welded on the inspection door cover plate.
The clamping arm assembly comprises clamping arm, clamping arm nut, link rod, leading screw, and the clamping arm nut is welded on the clamping arm, and leading screw passes the clamping arm nut, and link rod is connected with leading screw.
Form polyethylene layer at the inside face of chemical tank manhole assembly contact medium and the inside face of tank body.
The utility model is compared with existing manhole assembly has following characteristics and beneficial effect: compact conformation, and it is simple, reliable to operate.Solve corrosive property chemical liquid loading, transportation problem, be used for chemical tank, the safety that has improved the chemical tank transport driving.
Description of drawings
It should be noted that the accompanying drawing in describing below only schematically shows some embodiment, does not comprise all possible embodiment.
Fig. 1 is manhole assembly scheme drawing;
Fig. 2 a is manhole body assembly front view; Fig. 2 b is manhole body assembly upward view;
Fig. 3 is manhole cover assembly scheme drawing;
Fig. 4 is inspection door cover plate assembly scheme drawing;
Fig. 5 is clamping arm assembly scheme drawing.
Wherein: 1-manhole body assembly 2-manhole flange seal washer 3-manhole cover assembly 4-holder 5-peep hole sealing ring 6-peep hole cover plate assembly 7-clamping arm assembly 8-leading screw 9-link rod 10-handball 11-bearing pin 12-split pin 13-plain washer 14-latch hook 15-lock nose 16-bolt 17-nut 18-packing ring 19-polypropylene ball valve made of plastic 20-manhole flange 21-people aperture 22-strengthens gusset 23-manhole flange lid 24-peep hole body 25-peep hole flange 26-welded still pipe I 27-weld ell 28-welded still pipe II 29-adpting flange 30-peep hole cover plate 31-cover free bearing 32-clamping arm 33-clamping arm nut.
The specific embodiment
The technical scheme of exemplary embodiment of the present utility model is described below in conjunction with accompanying drawing.Obviously, described embodiment is a part of embodiment of the present utility model, rather than whole embodiment.Described embodiment only is used for illustrating, rather than to the restriction of the utility model scope.Based on embodiment of the present utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, chemical tank manhole assembly comprises manhole body assembly 1, manhole cover assembly 3, and inspection door cover plate assembly 6, clamping arm assembly 7, wherein manhole body assembly 1 is spirally connected with manhole cover assembly 3 and is tightly connected.Inspection door cover plate assembly 6 is arranged on the manhole cover assembly by clamping arm assembly 7.
As shown in Figure 2, manhole body assembly comprises the people aperture 21 with the tank body weld together, manhole flange 20 is arranged on it and strengthen gusset 22.Manhole flange 20 is welded on the people aperture 20, strengthens gusset 22 1 ends and is welded on the people aperture 20, and the other end is welded on the manhole flange 21.
Show that as Fig. 3 manhole cover assembly 3 comprises manhole blind flange 23, inspection door body 24, inspection door flange 25, welded steel pipe I (first welded steel pipe) 26, weld ell 27, welded steel pipe II (second welded steel pipe) 28, butt flange 29.Manhole blind flange 23, inspection door flange 25 are welded on respectively on the inspection door body 24.After welded steel pipe I 26 welds respectively with butt flange 29 with welded steel pipe II 28, welded steel pipe II 28 with weld ell 27, weld ell 27, again with welded steel pipe I 26 and manhole blind flange 23 weld togethers.
As shown in Figure 4, inspection door cover plate assembly 6 comprises inspection door cover plate 30, cover free bearing 31, and cover free bearing 31 is welded on the inspection door cover plate 30.
As shown in Figure 5, the clamping arm assembly comprises clamping arm 32, clamping arm nut 33, and clamping arm nut 33 is welded on the clamping arm 32.
As Figure 1-3, be respectively equipped with bolt hole on manhole flange 20 and the manhole blind flange 23, place manhole flange seal packing ring 3 on the manhole flange 20, bolt 16 passes bolt hole and with nut 17, packing ring 18 manhole body assembly and manhole cover assembly is spirally connected and is tightly connected.Permanent seat 4, lock nose 15 are welded on the inspection door body 24, latch hook 14 is spirally connected fixing with lock nose 15, one end of clamping arm assembly 7 is connected with latch hook 14 by bearing pin 11, spring cotter 12, flat gasket 13, and the other end is connected with permanent seat 4 by bearing pin 11, spring cotter 12, flat gasket 13 equally.Link rod 9 one ends are loaded onto handball 10, penetrate in the hole of leading screw 8, and the other end refills another handball 10.Have circular groove on the inspection door flange 25, inspection door seal ring 5 is installed in the groove, place groove upper observation hole seal ring 5 to be sealed and matched inspection door cover plate 30, rotating threaded shaft 8 passes clamping arm nut 33, screw in cover free bearing 31 downwards, compress inspection door cover plate 30, realize the sealing of inspection door cover plate 30 and inspection door flange 25.The sealing that is spirally connected of the butt flange 29 usefulness packing seals of polypropylene ball valve made of plastic 19 and manhole cover assembly 3.
Chemical tank manhole assembly is welded on the tank body, and the contact medium surface serves as a contrast with tank body and moulds processing, forms polyethylene layer at the inside face of chemical tank manhole assembly contact medium and the inside face of tank body.
When needing to clear up in the jar, after the approval of the qualified relevant departments of cleaning of evaporator, open the manhole blind flange, the people can enter a jar interior operation.
When needs top shipment chemical liquid, outward winding leading screw in the cover free bearing, open bearing pin, spring cotter, flat gasket on the latch hook, the pin that adopts by clamping arm and permanent seat is connected switching mechanism and opens the clamping arm assembly, remove inspection door cover plate assembly, load and transport chemical liquid in can be from the inspection door flange to jar.Notice that when the loading, unloading chemical liquid, the polypropylene ball valve made of plastic is in open mode, guarantee a jar internal respiration.When vehicular transport travelled, the polypropylene ball valve made of plastic was in closed condition, leading screw is in screwing hermetic inspection door flange, prevented that chemical liquid from leaking outside.
More than the description of embodiment of the present utility model only is used for the explanation the technical solution of the utility model; rather than to the restriction of the utility model scope; the utility model is not limited to disclosed these embodiment; those skilled in the art can make amendment to the technical scheme that aforementioned each embodiment puts down in writing; perhaps part technical characterictic wherein is equal to replacement, and these modifications or replace and all should fall into protection domain of the present utility model.
Claims (6)
1. chemical tank manhole assembly, it is characterized in that: comprise manhole body assembly, manhole cover assembly, inspection door cover plate assembly, clamping arm assembly, wherein manhole body assembly and manhole cover assembly are spirally connected and are tightly connected, and inspection door cover plate assembly is arranged on the manhole cover assembly by the clamping arm assembly.
2. chemical tank manhole assembly according to claim 1, it is characterized in that: manhole body assembly comprises the people aperture with the tank body weld together, the manhole flange is arranged on the people aperture and strengthen gusset, the manhole flange is welded on the people aperture, strengthen gusset one end and be welded on the people aperture, the other end is welded on the manhole flange.
3. chemical tank manhole assembly according to claim 1, it is characterized in that: the manhole cover assembly comprises the manhole blind flange, the inspection door body, the inspection door flange, first welded steel pipe, weld ell, second welded steel pipe, butt flange, permanent seat, lock nose and latch hook, the manhole blind flange, the inspection door flange, permanent seat and lock nose are welded on one's body the inspection door respectively, latch hook is spirally connected fixing with the lock nose, first welded steel pipe and weld ell and manhole blind flange are welded to connect, weld ell and second welded steel pipe are welded to connect, and second welded steel pipe and butt flange are welded to connect.
4. chemical tank manhole assembly according to claim 1, it is characterized in that: inspection door cover plate assembly comprises the inspection door cover plate, the cover free bearing, the cover free bearing is welded on the inspection door cover plate.
5. chemical tank manhole assembly according to claim 1, it is characterized in that: the clamping arm assembly comprises clamping arm, clamping arm nut, link rod, leading screw, and the clamping arm nut is welded on the clamping arm, and leading screw passes the clamping arm nut, and link rod is connected with leading screw.
6. according to each described chemical tank manhole assembly of claim 1-5, it is characterized in that: form polyethylene layer at the inside face of chemical tank manhole assembly contact medium and the inside face of tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320155645 CN203222272U (en) | 2013-03-29 | 2013-03-29 | Chemical tank manhole assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320155645 CN203222272U (en) | 2013-03-29 | 2013-03-29 | Chemical tank manhole assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203222272U true CN203222272U (en) | 2013-10-02 |
Family
ID=49249284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320155645 Expired - Fee Related CN203222272U (en) | 2013-03-29 | 2013-03-29 | Chemical tank manhole assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203222272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985562A (en) * | 2019-04-25 | 2019-07-09 | 安徽金星钛白（集团）有限公司 | A kind of titanium ore blending tank observation cover board and preparation method thereof |
-
2013
- 2013-03-29 CN CN 201320155645 patent/CN203222272U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985562A (en) * | 2019-04-25 | 2019-07-09 | 安徽金星钛白（集团）有限公司 | A kind of titanium ore blending tank observation cover board and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20140329 |