CN208199428U - A kind of inflatable manhole cover for road transport powder grain material pot type vehicle - Google Patents
A kind of inflatable manhole cover for road transport powder grain material pot type vehicle Download PDFInfo
- Publication number
- CN208199428U CN208199428U CN201820697284.8U CN201820697284U CN208199428U CN 208199428 U CN208199428 U CN 208199428U CN 201820697284 U CN201820697284 U CN 201820697284U CN 208199428 U CN208199428 U CN 208199428U
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- inflatable
- flange
- road transport
- type vehicle
- manhole cover
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Abstract
The utility model discloses a kind of inflatable manhole covers for road transport powder grain material pot type vehicle, include coaming plate, lower flange, inflatable seal item, upper flange, upper cover arc plate, hinge, hold-down mechanism and handle of uncapping, the coaming plate lower part and the tank body welding of material tank vehicle are fixed, the coaming plate top is fixed with the lower flange lower weld, the inflatable seal item is embedded in the annular groove that the lower flange top opens up, the air inlet of the inflatable seal item is connect by tracheae with the gas receiver of material tank vehicle, the upper flange is welded and fixed with the upper cover arc plate, the upper flange is hinged by hinge with described lower flange one end, the handle of uncapping is welded on the upper flange other end opposite with the hinge, the other both ends of the upper flange and the lower flange pass through the pressure respectively Tight mechanism locking connection.The utility model has the advantages that: easy to operate, safe and reliable, light-weight, environmentally friendly and leakage incident rates are low.
Description
Technical field
The utility model relates to a kind of manhole covers, particularly relate to a kind of for road transport powder grain material pot type vehicle
Inflatable manhole cover.
Background technique
Currently, traditional manhole is stamped internal fastening type and exterior buckle type, sealing strip is formed using common solid core rubber, elasticity
Very poor, flange has slight deformation in the welding process, results in gas leak phenomenon, influences discharging, causing when of a serious nature cannot be just
Normal discharging, there are security risks, and switch is more complicated, bear pressure and do not ensure that product design is very heavy, increase vehicle entirety
Weight cannot respond national policy, lightweight and energy-saving and emission-reduction.
Utility model content
The purpose of this utility model is to provide a kind of inflatable manholes for road transport powder grain material pot type vehicle
Lid, for overcoming the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows: one kind is used for road transport particle material tank
The inflatable manhole cover of formula vehicle includes coaming plate, lower flange, inflatable seal item, upper flange, upper cover arc plate, hinge, compression
Mechanism and handle of uncapping, the coaming plate lower part and the tank body welding of material tank vehicle are fixed, the coaming plate top and it is described under
Flange lower weld is fixed, and the inflatable seal item is embedded in the annular anticreep groove that the lower flange top opens up, institute
The air inlet for stating inflatable seal item is connect by tracheae with the gas receiver of material tank vehicle, the upper flange and the upper cover
Arc plate is welded and fixed, and the upper flange is hinged by hinge with described lower flange one end, and the handle of uncapping is welded on and institute
It states on the opposite upper flange other end of hinge, the other both ends of the upper flange and the lower flange pass through the pressure respectively
Tight mechanism locking connection.
In above-mentioned technical proposal, pressure regulator valve is additionally provided on the tracheae.
In above-mentioned technical proposal, the inflatable seal item is hollow EPT rubber packing item.
In above-mentioned technical proposal, the upper cover arc plate is formed using 5mm steel plate punched.
In above-mentioned technical proposal, each hold-down mechanism includes a rotary shaft, two fixture blocks of a pressure handle and two
Deck, the pressure handle are fixed in the middle part of the rotary shaft, and two decks are separately fixed on the lower flange, described in two
Fixture block is arranged on the inside of two decks and sets up separately in the rotating shaft terminal, each fixture block with the rotary shaft one
End is fixedly connected, and a cam hole is also provided on each deck, and the rotating shaft terminal is respectively corresponded across two
The cam hole of a deck is connect with a hubcap, and each hubcap passes through a screw and the rotary shaft one
End is threadedly coupled.
In above-mentioned technical proposal, the cam hole includes vertical bar hole section and circular arc hole section, and the both ends of the rotary shaft are distinguished
It rotates the circular arc boss of cooperation equipped with one with the cam hole.
In above-mentioned technical proposal, when the upper cover arc plate is in impaction state, the upper cover arc plate is born most
Big pressure is 0.4Mpa.
In above-mentioned technical proposal, the coaming plate, lower flange, upper flange, upper cover arc plate, hinge, hold-down mechanism and uncap
The metal material that handle is all made of high-strength light is made.
Inflatable manhole cover working principle provided by the utility model for road transport powder grain material pot type vehicle is such as
Under:
Before use, the inflatable manhole cover of road transport powder grain material pot type vehicle is first encased in road transport powder material
Then tracheae is connected at the top for expecting tank vehicle, close upper cover arc plate, press hold-down mechanism, then access gas source, and gas source is defeated
It is sent in inflatable seal item, under the action of bleed pressure, allows inflatable seal item to inflate and fill up upper and lower in manhole cover
Connection seal clearance between flange forms totally enclosed type sealing, so that traditional solid core rubber weather strip is effectively overcome, in method
When orchid deformation, because of poor flexibility, caused leakage problem cannot be effectively sealed；
Wherein, in transport and discharge process, inflatable seal item is handled always atmospheric pressure state, and manhole cover is in close
Envelope state；
Wherein, in charging process, first the gas inside inflatable seal item is all discharged, then opens compacting machine again
Structure, by material from the tank body for being fitted into road transport powder grain material pot type vehicle from manhole cover.
Compared with prior art, the utility model has the advantages that: use inflatable seal structure, carry out manhole cover it is close
Envelope, the position of flange distortion can be filled automatically, effectively overcome because flange distortion it is poorly sealed caused by leakage problem with
And reduce manhole cover because gas leakage cause cannot normal discharging the phenomenon that；With more convenient operation, stability it is higher, it is safer with
The advantage of environmental protection.
Detailed description of the invention
Fig. 1 is the top view of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the Section A-A figure in Fig. 1；
Fig. 4 is the M node enlarged drawing in Fig. 3；
Fig. 5 is partial enlarged view in Fig. 4；
Fig. 6 is the exploded perspective figure of the utility model；
Fig. 7 is the concrete application embodiment of the utility model；
In figure: 1, coaming plate；2, lower flange；3, inflatable seal item；4, upper flange；5, upper cover arc plate；6, hinge；7, it presses
Tight mechanism；7a, rotary shaft；7a-1, circular arc boss；7b, pressure handle；7c, fixture block；7d, deck；7e, cam hole；7e-1, vertical bar hole
Section；7e-2, circular arc hole section；7f, hubcap；7g, screw；8, it uncaps handle；9, tracheae；10, tank body；11, gas receiver.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with the drawings and specific embodiments, it is further described how the utility model is implemented.
As shown in Figures 1 to 7, provided by the embodiment of the utility model a kind of for road transport powder grain material pot type vehicle
Inflatable manhole cover, comprising coaming plate 1, lower flange 2, inflatable seal item 3, upper flange 4, upper cover arc plate 5, hinge 6, compress
Mechanism 7 and handle 8 of uncapping, 1 lower part of coaming plate are used to be welded and fixed with the tank body 10 of material tank vehicle, 1 top of coaming plate and laxative remedy
Blue 2 lower welds are fixed, and as shown in Figures 3 to 5, it is recessed that inflatable seal item 3 is embedded the annular anticreep opened up on 2 top of lower flange
In slot 2a, the air inlet of inflatable seal item 3 is connect by tracheae 9 with the gas receiver 11 of material tank vehicle, upper flange 4 with it is upper
For lid arc plate 5 by being welded and fixed, upper flange 4 and 2 front end of lower flange are hinged by hinge 6, and handle 8 of uncapping is opposite with hinge 6
And be welded on 4 rear end of upper flange, the left and right side of upper flange 4 and lower flange 2 passes through the locking of hold-down mechanism 7 respectively and connects
It connects.
It is additionally provided with one on tracheae 9, exhaust is filled to 3 inner cavity of inflatable seal item by tracheae 9 for controlling gas receiver 11
The pressure regulator valve (not shown) of control.
In the present invention, as shown in figure 4, inflatable seal item 3 is hollow EPT rubber packing item；Its is hollow
Inner cavity is used to be filled with compressed air by tracheae 9, makes sealing strip when a point deformation occurs in upper and lower flange, certainly by sealing strip
The pressure of body, compensates deformation position automatically, to play good sealing function, and then reduces manhole cover leakage problem；When
When needing to open manhole cover, first the gas inside manhole cover is all discharged, can easily open manhole cover.
Upper cover arc plate 5 is formed using 5mm steel plate punched, not only increases the intensity of upper cover, and good appearance, simultaneously also
When effectively preventing raining, there is seeping phenomenon in manhole cover.
As shown in fig. 6, each hold-down mechanism 7 includes a rotary shaft 7a, a pressure handle 7b, two fixture block 7c and two cards
Seat 7d, pressure handle 7b are fixed on the middle part rotary shaft 7a, and two deck 7d are separately fixed on lower flange 2, and two fixture block 7c settings exist
On the inside of two deck 7d and set up separately at the both ends rotary shaft 7a, each fixture block 7c is fixedly connected with the one end rotary shaft 7a, each
Be also provided with a cam hole 7e on deck 7d, the both ends rotary shaft 7a respectively correspond cam hole 7e across two deck 7d with
One hubcap 7f connection, each hubcap 7f pass through a screw 7g and connect with rotary shaft 7a threaded one end.
Wherein, cam hole 7e includes that vertical bar hole section 7e-1 and circular arc hole section 7e-2, the both ends of rotary shaft 7a are respectively equipped with one
The circular arc boss 7a-1 of a cooperation that rotates with cam hole 7e.
Wherein, when upper cover arc plate 5 is in impaction state, the maximum pressure that can be born is 0.4Mpa.
Wherein, coaming plate 1, lower flange 2, upper flange 4, upper cover arc plate 5, hinge 6, hold-down mechanism 7 and handle 8 of uncapping are adopted
It is made of the metal material of high-strength light.
The utility model is as follows in the working principle of the inflatable manhole cover of road transport powder grain material pot type vehicle:
Before use, the inflatable manhole cover of road transport powder grain material pot type vehicle is first encased in road transport powder material
Expect the top of tank vehicle tank body 10, the gas receiver 11 of road transport powder grain material pot type vehicle is then connected by tracheae 9, closes
Lid arc plate 5 is closed, hold-down mechanism 7 is pressed, gas source is accessed, and input gas source into 3 inner cavity of inflatable seal item, in gas source pressure
Under the action of power, 3 inner cavity gassy of inflatable seal item is allowed, be filled with the joint gap between upper and lower flange 2 and 4 full,
Totally enclosed type sealing is formed, so that traditional solid core rubber weather strip is effectively overcome, in flange distortion, because of poor flexibility, Bu Nengyou
Effect seals caused leakage problem.
Wherein, in transport and discharge process, entire link inflatable seal item 3 is all in having atmospheric pressure state, and manhole
Lid is in sealing state；
In charging process, first the gas inside inflatable seal item 3 is discharged, hold-down mechanism 7 is then opened, makes material
It is packed into from manhole cover.
The inflatable seal manhole cover of the utility model has easy to operate, safe and reliable, environmentally friendly and leakage incident rates
Low advantage can be widely used on road transport powder grain material pot type vehicle.
Finally illustrate, the above description is only the embodiments of the present invention, is not intended to limit the patent of the utility model
Range, equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, or directly or
Other related technical areas are used in indirectly, are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of inflatable manhole cover for road transport powder grain material pot type vehicle, it is characterised in that: comprising coaming plate (1),
Lower flange (2), inflatable seal item (3), upper flange (4), upper cover arc plate (5), hinge (6), hold-down mechanism (7) and hand of uncapping
Handle (8), coaming plate (1) lower part and the tank body (10) of material tank vehicle are welded and fixed, coaming plate (1) top and it is described under
Flange (2) lower weld is fixed, and the inflatable seal item (3) is embedded the annular anticreep opened up on the lower flange (2) top
In groove (2a), the air inlet of the inflatable seal item (3) is connected by the gas receiver (11) of tracheae (9) and material tank vehicle
It connects, the upper flange (4) is welded and fixed with the upper cover arc plate (5), the upper flange (4) and the lower flange (2) one end
Hingedly by hinge (6), the handle of uncapping (8) is welded on upper flange (4) other end opposite with the hinge (6), institute
The other both ends for stating upper flange (4) and the lower flange (2) pass through hold-down mechanism (7) locking respectively and connect.
2. the inflatable manhole cover according to claim 1 for road transport powder grain material pot type vehicle, feature exist
In: on the tracheae (9) it is additionally provided with pressure regulator valve.
3. the inflatable manhole cover according to claim 1 for road transport powder grain material pot type vehicle, feature exist
In: the inflatable seal item (3) is hollow EPT rubber packing item.
4. the inflatable manhole cover according to claim 1 for road transport powder grain material pot type vehicle, feature exist
In: the upper cover arc plate (5) is formed using 5mm steel plate punched.
5. the inflatable manhole cover according to claim 1 for road transport powder grain material pot type vehicle, feature exist
In: each hold-down mechanism (7) includes a rotary shaft (7a), a pressure handle (7b), two fixture blocks (7c) and two decks
(7d), the pressure handle (7b) are fixed in the middle part of the rotary shaft (7a), and two decks (7d) are separately fixed at the laxative remedy
On blue (2), two fixture block (7c) settings are on the inside of two decks (7d) and set up separately at the both ends the rotary shaft (7a),
Each fixture block (7c) is fixedly connected with the one end the rotary shaft (7a), is also provided on each deck (7d)
One cam hole (7e), rotary shaft (7a) both ends respectively correspond the cam hole (7e) and one across two decks (7d)
A hubcap (7f) connection, each hubcap (7f) pass through a screw (7g) and the rotary shaft (7a) threaded one end
Connection.
6. the inflatable manhole cover according to claim 5 for road transport powder grain material pot type vehicle, feature exist
In: the cam hole (7e) includes vertical bar hole section (7e-1) and circular arc hole section (7e-2), and the both ends of the rotary shaft (7a) are distinguished
It rotates the circular arc boss (7a-1) of cooperation equipped with one with the cam hole (7e).
7. the inflatable manhole cover according to claim 1 for road transport powder grain material pot type vehicle, feature exist
In: when the upper cover arc plate (5) is in impaction state, the maximum pressure that the upper cover arc plate (5) is born is 0.4Mpa.
8. the inflatable manhole cover according to claim 1 for road transport powder grain material pot type vehicle, feature exist
In: the coaming plate (1), lower flange (2), upper flange (4), upper cover arc plate (5), hinge (6), hold-down mechanism (7) and hand of uncapping
The metal material that handle (8) is all made of high-strength light is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820697284.8U CN208199428U (en) | 2018-05-11 | 2018-05-11 | A kind of inflatable manhole cover for road transport powder grain material pot type vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820697284.8U CN208199428U (en) | 2018-05-11 | 2018-05-11 | A kind of inflatable manhole cover for road transport powder grain material pot type vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208199428U true CN208199428U (en) | 2018-12-07 |
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ID=64519531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820697284.8U Active CN208199428U (en) | 2018-05-11 | 2018-05-11 | A kind of inflatable manhole cover for road transport powder grain material pot type vehicle |
Country Status (1)
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| CN (1) | CN208199428U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111409533A (en) * | 2019-01-07 | 2020-07-14 | 中国石油天然气股份有限公司 | Oil port sealing cover |
| CN114348484A (en) * | 2021-12-20 | 2022-04-15 | 煤科院节能技术有限公司 | Intermediate powder bin quick-opening device and using method |
-
2018
- 2018-05-11 CN CN201820697284.8U patent/CN208199428U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111409533A (en) * | 2019-01-07 | 2020-07-14 | 中国石油天然气股份有限公司 | Oil port sealing cover |
| CN111409533B (en) * | 2019-01-07 | 2021-03-30 | 中国石油天然气股份有限公司 | Oil port sealing cover |
| CN114348484A (en) * | 2021-12-20 | 2022-04-15 | 煤科院节能技术有限公司 | Intermediate powder bin quick-opening device and using method |
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