CN204782621U - Double -deck manhole door - Google Patents
Double -deck manhole door Download PDFInfo
- Publication number
- CN204782621U CN204782621U CN201520519372.5U CN201520519372U CN204782621U CN 204782621 U CN204782621 U CN 204782621U CN 201520519372 U CN201520519372 U CN 201520519372U CN 204782621 U CN204782621 U CN 204782621U
- Authority
- CN
- China
- Prior art keywords
- door
- double
- fixed
- external
- doorframe
- 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.)
- Expired - Fee Related
Links
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model discloses a double -deck manhole door for the dust remover, include: the door frame and with door frame screw -thread fit's the door body, the door frame set up in on the lateral wall of dust remover, the surface of door frame is provided with at least one annular seal groove, the door body includes: the outer door of circular form, including at least one with the annular sealed pad that the seal groove was mutually supported, pipy internal door is fixed in on the internal surface of outer door and with the coaxial setting of outer door, the surface of internal door be provided with with door frame complex screw thread, the hand wheel is fixed in on the surface of outer door and with the coaxial setting of outer door, and fixed unit, the one end that should fix the unit is fixed in on the lateral wall of dust remover, the other end with the hand wheel rotates to be connected, should be used for by fixed unit when the door body is closed to the outer door provides an inward pressure, and when the door body is opened to the outer door provides an outside pulling force.
Description
Technical field
The utility model relates to a kind of double-deck manhole door, especially for the double-deck manhole door of deduster.
Background technology
The manhole door of existing electrostatic precipitator all adopts individual layer manhole door structure, is connected on electrostatic precipitator housing by individual layer manhole door by eyelet bolt and handle.Owing to being individual layer manhole door structure, cause its sealing poor, especially when people enters deduster, deduster is inner to communicate with the external world, and the air-flow in deduster electric field can be caused to spill.
Please refer to Fig. 1, CN202497943U provides a kind of double-deck manhole door 200, comprise the external door 210 coordinated with shell of dust remover, external door 210 is connected on housing by eyelet bolt and handle, and an inside door 220, inside door 220 edge is provided with the slot corresponding matching arranged in one group of junction plate and doorframe.Want when this double-deck manhole door re-uses successively inside door 210 and external door 220 to be opened, comparatively complicated during use.
Utility model content
The utility model provides a kind of double-deck manhole door, can effectively solve the problem.
For a double-deck manhole door for deduster, it is characterized in that, comprising: doorframe and the door body with described doorframe threaded engagement, described doorframe is arranged on the sidewall of described deduster, and the external surface of described doorframe is provided with the seal groove of at least one annular; Described door body comprises: the external door of toroidal, comprises the sealing mat of the annular that at least one and described seal groove cooperatively interacts; The inside door of tubulose, the inner surface being fixed on described external door is coaxially arranged with described external door, and the external surface of described inside door is provided with the screw thread coordinated with described doorframe; Handwheel, the external surface being fixed on described external door is coaxially arranged with described external door; And fixed cell, one end of this fixed cell is fixed on the sidewall of described deduster, the other end is connected with described hand wheel rotating, this fixed cell is used for providing an inside pressure when described door body closes to described external door, and provides an outside pulling force when described door body is opened to described external door.
Further, the external surface of described doorframe is provided with two annular seal grooves; And described external door comprises the sealing mat of the annular that two cooperatively interact with described seal groove.
Further, described fixed cell comprises sleeve, fixed mount, is connected at least one connector, the first spring and the second spring between described sleeve and fixed mount, described sleeve is fixed on the sidewall of described deduster, described fixed mount is connected with described hand wheel rotating, described first spring housing is located between described handwheel and described fixed mount, and described second spring housing is located between described fixed mount and described external door.
Further, described handwheel, described inside door and described external door are formed in one structure.
Further, in described inside door and described external door, at least one is hollow structure, and inside is filled with heat-preservation cotton.
Further, described heat-preservation cotton is glass wool.
Further, described inside door and doorframe adopt tapered thread to coordinate.
Further, the sidewall of described doorframe and described deduster is formed in one structure.
Further, described sealing mat is silicagel pad.
Further, the material of described inside door and external door is 20G steel.
The double-deck manhole door of the one that the utility model provides, by inside door and external door being interfixed, thus can realize opening and closing two sect simultaneously, using comparatively simple; In addition, by two sealing devices such as the screw thread of inside door and the sealing mats of external door, thus good sealing can be realized; Finally, by the use of described fixed cell, thus more can fit tightly between screw thread when closed be conducive to sealing, and can open time, the smooth unlatching of door and the rotation of fixed cell.
Accompanying drawing explanation
Fig. 1 is the front view of double-deck manhole door of the prior art.
The sectional drawing of the double-deck manhole door that Fig. 2 provides for the utility model embodiment.
The top view of the double-deck manhole door that Fig. 3 provides for the utility model embodiment.
The sectional drawing of doorframe in the double-deck manhole door that Fig. 4 a provides for the utility model embodiment.
The top view of doorframe in the double-deck manhole door that Fig. 4 b provides for the utility model embodiment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.Be understandable that, specific embodiment described herein only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, illustrate only the part relevant to the utility model in accompanying drawing but not entire infrastructure.
Please refer to Fig. 2-3, a kind of double-deck manhole door 100 for deduster, comprising: doorframe 50 and the door body (not indicating in figure) with described doorframe 50 threaded engagement.
Described doorframe 50 is arranged on the sidewall 60 of described deduster, and the external surface of described doorframe is provided with the seal groove 51 of at least one annular.In the present embodiment, comprise two annular seal grooves 51.Further, described doorframe 50 and the sidewall 60 of described deduster can be formed in one structure, thus realize more good sealing.
Described door body comprises: the external door 30 of handwheel 10, fixed cell 20, toroidal and the inside door 40 of tubulose.
The external surface that described handwheel 10 is fixed on described external door 30 is coaxially arranged with described external door 30.
The periphery of the inner surface of described external door 30 is provided with the Gask-O-Seal 31 that at least one and described seal groove 51 cooperatively interacts.Described sealing mat 31 can be silica gel.In the present embodiment, comprise two annular silicagel pad.Described external door 30 can be hollow structure, and inside can be filled with heat-preservation cotton.Such structure is conducive to the weight reducing door body, and the heat insulating ability of intensifier.In the present embodiment, described external door 30 is filled with the hollow structure of glass wool, and its material is 20G steel.
The inside door 40 of described tubulose, the inner surface being fixed on described external door 30 is coaxially arranged with described external door 30, and the external surface of described inside door 40 is provided with the screw thread coordinated with described doorframe 50.Described inside door 40 can be also hollow structure, and inside also can be filled with heat-preservation cotton, that is, the sidewall of described inside door 40 is hollow structure and is filled with heat-preservation cotton.In the present embodiment, described inside door 40 is filled with the hollow structure of glass wool, and its material is also 20G steel.In addition, between described inside door 40 with described doorframe 60, tapered thread can be adopted to coordinate, thus realize more good sealing.
Described handwheel 10, described inside door 40 and described external door 30 are formed in one structure or linked together by welding procedure.When described handwheel 10, described inside door 30 and described external door 40 are formed in one structure, higher intensity can be obtained.
One end of described fixed cell 20 is fixed on the sidewall 60 of described deduster, the other end and described handwheel 10 are rotationally connected, this fixed cell 20 for providing an inside pressure when described door body closes to described external door 30, and provides an outside pulling force when described door body is opened to described external door 30.Concrete, described fixed cell comprises sleeve 24, fixed mount 21, is connected at least one connector 22, first spring 25 between described sleeve 24 and fixed mount 21 and the second spring 26.Described sleeve 24 is fixed on the sidewall 60 of described deduster.Described fixed mount 21 is rotationally connected with described handwheel 10.Described first spring 25 is sheathed between described handwheel 10 and described fixed mount 21.Described second spring 26 is sheathed between described fixed mount 21 and described external door 30.Be appreciated that, when described door body closes, described second spring 26 can be compressed between described fixed mount 21 and described external door 30 gradually, therefore, the pressure inwardly extruded can be provided to described external door 30, be conducive to better sealing.When described door body is opened, described first spring 25 can be compressed between described handwheel 10 and described fixed mount 21 gradually, therefore, an outside pulling force can be provided to described external door 30, be conducive to opening.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Skilled person in the art will appreciate that the utility model is not limited to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and protection domain of the present utility model can not be departed from.Therefore, although be described in further detail the utility model by above embodiment, but the utility model is not limited only to above embodiment, when not departing from the utility model design, can also comprise other Equivalent embodiments more, and scope of the present utility model is determined by appended right.
Claims (10)
1. for a double-deck manhole door for deduster, it is characterized in that, comprising: doorframe and the door body with described doorframe threaded engagement, described doorframe is arranged on the sidewall of described deduster, and the external surface of described doorframe is provided with the seal groove of at least one annular; Described door body comprises:
The external door of toroidal, comprises the sealing mat of the annular that at least one and described seal groove cooperatively interacts;
The inside door of tubulose, the inner surface being fixed on described external door is coaxially arranged with described external door, and the external surface of described inside door is provided with the screw thread coordinated with described doorframe;
Handwheel, the external surface being fixed on described external door is coaxially arranged with described external door; And
Fixed cell, one end of this fixed cell is fixed on the sidewall of described deduster, the other end is connected with described hand wheel rotating, and this fixed cell is used for providing an inside pressure when described door body closes to described external door, and provides an outside pulling force when described door body is opened to described external door.
2. double-deck manhole door according to claim 1, is characterized in that, the external surface of described doorframe is provided with two annular seal grooves; And described external door comprises the sealing mat of the annular that two cooperatively interact with described seal groove.
3. double-deck manhole door according to claim 2, it is characterized in that, described fixed cell comprises sleeve, fixed mount, is connected at least one connector, the first spring and the second spring between described sleeve and fixed mount, described sleeve is fixed on the sidewall of described deduster, described fixed mount is connected with described hand wheel rotating, described first spring housing is located between described handwheel and described fixed mount, and described second spring housing is located between described fixed mount and described external door.
4. double-deck manhole door according to claim 1, is characterized in that, described handwheel, described inside door and described external door are formed in one structure.
5. double-deck manhole door according to claim 1, is characterized in that, in described inside door and described external door, at least one is hollow structure, and inside is filled with heat-preservation cotton.
6. double-deck manhole door according to claim 5, is characterized in that, described heat-preservation cotton is glass wool.
7. double-deck manhole door according to claim 1, is characterized in that, described inside door and doorframe adopt tapered thread to coordinate.
8. double-deck manhole door according to claim 1, is characterized in that, the sidewall of described doorframe and described deduster is formed in one structure.
9. double-deck manhole door according to claim 1, is characterized in that, described sealing mat is silicagel pad.
10. double-deck manhole door according to claim 1, is characterized in that, the material of described inside door and external door is 20G steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519372.5U CN204782621U (en) | 2015-07-17 | 2015-07-17 | Double -deck manhole door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519372.5U CN204782621U (en) | 2015-07-17 | 2015-07-17 | Double -deck manhole door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204782621U true CN204782621U (en) | 2015-11-18 |
Family
ID=54522690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520519372.5U Expired - Fee Related CN204782621U (en) | 2015-07-17 | 2015-07-17 | Double -deck manhole door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204782621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064881A (en) * | 2015-07-17 | 2015-11-18 | 厦门理工学院 | Double-layer manhole door |
-
2015
- 2015-07-17 CN CN201520519372.5U patent/CN204782621U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064881A (en) * | 2015-07-17 | 2015-11-18 | 厦门理工学院 | Double-layer manhole door |
| CN105064881B (en) * | 2015-07-17 | 2017-03-08 | 厦门理工学院 | Double-deck manhole door |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204103275U (en) | A kind of power distribution cabinet sealed cabinet door | |
| CN204782621U (en) | Double -deck manhole door | |
| CN105064881A (en) | Double-layer manhole door | |
| CN206511004U (en) | A kind of strong curtain wall robot sucker of sealing | |
| CN203593225U (en) | Novel displaying wine box | |
| CN208479103U (en) | A kind of sealing ring armored cassette of reducing | |
| CN204478670U (en) | Refrigerator doors and refrigerator | |
| CN106419449A (en) | High-sealability hanging member | |
| CN203769538U (en) | Revolving widow with sealing device | |
| CN204280224U (en) | A kind of box sealing plug | |
| CN205141599U (en) | Electric power protection manages sealing device | |
| CN103778871B (en) | The lamp box of the anti-foreign material of a kind of insect protected | |
| CN205617960U (en) | Revolving door hasp | |
| CN204199985U (en) | A kind of window convenient for cleaning | |
| CN206523546U (en) | A kind of ammeter box | |
| CN206072378U (en) | A kind of novel sealing structure of motor valve | |
| CN205396847U (en) | Makeup round vase | |
| CN214403285U (en) | High leakproofness door | |
| CN204531926U (en) | A kind of window arrangement being convenient to clean | |
| CN105604453B (en) | Orifice automatic-sealed part | |
| CN204877160U (en) | Double glazing purifies door structure | |
| CN204984091U (en) | Node means binds on upvc door and window cable | |
| CN209344611U (en) | A kind of novel energy-conserving landscape type underground box change | |
| CN203995600U (en) | A kind of automobile rain visor | |
| CN206205695U (en) | A kind of aluminum window of use safety glass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180717 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |