CN108691486A - A kind of mechanical equipment inspection door - Google Patents
A kind of mechanical equipment inspection door Download PDFInfo
- Publication number
- CN108691486A CN108691486A CN201710233794.XA CN201710233794A CN108691486A CN 108691486 A CN108691486 A CN 108691486A CN 201710233794 A CN201710233794 A CN 201710233794A CN 108691486 A CN108691486 A CN 108691486A
- Authority
- CN
- China
- Prior art keywords
- flange
- cover board
- compression bar
- inspection door
- equipment inspection
- 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.)
- Pending
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 63
- 230000006835 compression Effects 0.000 claims abstract description 43
- 238000007906 compression Methods 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 230000002787 reinforcement Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 241000233855 Orchidaceae Species 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/14—Measures for draining-off condensed water or water leaking-in frame members for draining off condensation water, throats at the bottom of a sash
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sealing Of Jars (AREA)
Abstract
The invention discloses a kind of mechanical equipment inspection doors comprising flange, cover board, flange center are equipped with inspection socket, and cover board is set on the inspection socket of flange, and sealing ring is equipped between flange and cover board;Cover board is equipped with compression bar, and compression bar includes the upperpush rod and down-pressed pole that tail portion links together, and is fixedly connected by intermediate connecting shaft between cover board and compression bar, intermediate connecting shaft is arranged between upperpush rod and down-pressed pole;The end of compression bar is articulated and connected by movable axis and flange, and compression bar tail portion is equipped with manual switchgroup;It is one-time formed step flange circle to be equipped between flange at flange excircle, one 45 ° of inclined-planes are equipped at the inspection socket of flange inner ring, compression bar is the reinforcement structure that a triangle is formed obtained by one-pass molding flanging, and between the end of upperpush rod, the end of down-pressed pole, movable axis.Structure of the invention is stable, operates more convenient, easy cleaning, avoids corner or spot as yet untouched by a clean-up campaign, can more meet hygienic requirements, reduce health concerns to greatest extent.
Description
Technical field
The present invention relates to food and chemical machinery technical field more particularly to a kind of stable structure, good seal performance, Yi Qing
It washes, the mechanical equipment inspection door without corner or spot as yet untouched by a clean-up campaign.
Background technology
Inspection door is often used in food chemistry industry, is commonly used in the entrance for welding polishing in mechanical erection and in equipment
Service ports when service personnel checks equipment internal state and replaces maintained equipment inner components in maintenance process.Inspection door is logical
Often it is to be closed in equipment operation, only needs to safeguard inside equipment or need to check equipment inner case
When just need open or enter from there.So inspection door has to adapt to normal operation of the equipment under each operating mode, and
The hygienic requirements of food chemistry industry can be met.
Existing inspection door is as shown in attached drawing 1 to attached drawing 3:The mechanism is mainly by circular flange face g, a cover board
H, compression bar d, O-ring e and axis a, axis b, axis c, axis f, wherein flange g are welded to equipment surface, are checking door closure state
When, squeeze cover board by compression bar d so that O-ring e squeezes the effect that flange face plays sealing, and c is screw rod, by locking this
Screw rod is pressed further by the effect of cover board to drive compression bar to play, more preferable so as to be allowed to sealing.
Existing inspection door has the following disadvantages:
1, it during opening or closing inspection door, is realized by axis a when the rotation of cover board, cover board is fixed on by axis b
On compression bar d and the switch of cover board h, the smooth bar that current axis is all is driven then to be fixed with spring ring for two sections, this
Sample allows for the spring ring in practical operation and is easy to the loss that falls off, once spring ring is lost, axis is also easy to fall.Because of inspection
It is to enter the channel of equipment so the spring ring and shaft that fall off when switching inspection door are possible to fall to and set to look into door
The standby internal equipment that may result in this way goes wrong or polluted product in process of production, or makes have foreign matter in product.
2, flange g is welded to equipment surface, so in the welding process, since the surface of general device is all to use
Thin plate can make welding difficulty in this way so equipment weld seam when being welded with slab flange g can be one 90 degree of fillet weld
Increase, and such weld strength is weaker is easily formed corner or spot as yet untouched by a clean-up campaign.
3, it is readily formed corner or spot as yet untouched by a clean-up campaign conventionally used for the O-ring e of sealing and flange face g at present, because current flange
Inner ring face is flat, so flange can form one 90 degree of angle with O-ring, therefore, during equipment is cleaned, by
In the state that inspection door is closing, so some foreign matters can be present in the place of this 90 degree of angle without washed away.It leads
It causes to have rinsed later still with the presence of foreign matter in equipment, it is necessary to open inspection door and do again and manually clean.
4, the fastener of current inspection door is mono- screw rod for carrying outer-hexagonal of c, therefore must when switching inspection door
Need one spanner of band can just operate, individually cannot open and fasten inspection door with hand, therefore, operation it is complex,
It is inconvenient to safeguard.
5, current compression bar d is a band steel strip, it is easy to so that gland stress during fastening inspection door
It is uneven that cause the upper and lower surfaces of compression bar to protrude outward bad so as to cause the sealing of gland.
To sum up, a kind of novel mechanical equipment inspection door is needed at present, to meet the needs of production.
Invention content
In order to solve the problems in the prior art, the object of the present invention is to provide a kind of mechanical equipment inspection door, knots
Structure is stable, operates more convenient, easy cleaning, avoids corner or spot as yet untouched by a clean-up campaign, can more meet hygienic requirements, reduces defend to greatest extent
Raw hidden danger.
To achieve the goals above, the technical solution adopted by the present invention is:
The present invention provides a kind of mechanical equipment inspection doors comprising flange, cover board, the flange welding is in mechanical equipment
On, the flange center is equipped with inspection socket, and the cover board is set on the inspection socket of flange, and is equipped between the flange and cover board
Sealing ring;The cover board is equipped with compression bar, and the compression bar includes the upperpush rod and down-pressed pole that tail portion links together, the cover board
It is fixedly connected by the intermediate connecting shaft on cover board between compression bar, the intermediate connecting shaft is arranged in upperpush rod and pushing
Between bar;The end of the compression bar is articulated and connected by the movable axis being fixed on flange with the flange, the compression bar tail portion
Equipped with the manual switchgroup for realizing cover plate switch;A step flange circle, the benching tunnelling method are equipped at the flange excircle
It is one-pass molding between orchid circle and flange, the highly preferred of the step flange circle is 3~4mm.
Preferred scheme, is equipped with an inclined-plane at the inspection socket of the flange inner ring, and the big opening end on the inclined-plane is towards machine
Tool equipment.Angle between the inclined-plane and flange face is 45 °.
Further preferred scheme, the compression bar are obtained by one-pass molding flanging, and the end of the upperpush rod, down-pressed pole
End, the reinforcement structure of a triangle is formed between movable axis.
Scheme still more preferably is equipped with arc-shaped convex at the upper surface excircle of the cover board, described arc-shaped
The lower part of protrusion is equipped with the circular groove that Open Side Down, and the sealing ring is arranged in circular groove, and the sealing ring
Shape matches with circular groove.
Scheme still further preferably, the manual switchgroup include the screw rod being fixed on flange and with the screw rod
The handle of threaded connection;The compression bar is sheathed on screw rod, and the handle inner is fixed with being inlayed in female copper
Part, handle connect to compress compression bar with screw flight by the interior mold insert.
Movable bracing strut is equipped on the flange parallel, the movable axis is arranged on movable bracing strut, the movable axis
One end is equipped with step surface and one end is fixed by the step surface, and the other end is fixed on movable axis by nut and positioning bolt pin
On holder.The movable axis diameter of axle of the present invention is more than existing movable axis, keeps structure secured.
Intermediate support plate is equipped between the upperpush rod and down-pressed pole, the intermediate support plate is fixed on cover board, described
Intermediate connecting shaft is arranged between upperpush rod, intermediate support plate and down-pressed pole, and described intermediate connecting shaft one end is equipped with step surface simultaneously
And one end is fixed by the step surface, the other end makes cover board be fixedly connected with compression bar by nut and positioning bolt pin.
It is to be threadedly coupled between the intermediate support plate and cover board.
By using above technical scheme, a kind of mechanical equipment of the present invention with inspection door compared with prior art, it is beneficial
Effect is:
1, the present invention carries the flange circle of step using outer ring so that the plate face of equipment can be with this step during the installation process
Butt welding is butt welding in the welding process in this way, and welding is easier to allow the complete penetration of wlding, to be not easy in the welding process
Equipment surface is set to deform, and equipment inner surface is more smooth, has avoided corner or spot as yet untouched by a clean-up campaign.
2, the inner ring of flange is no longer parallel with outer ring, but inner ring uses an inclined-plane for having 45 degree of angles, and tiltedly
The big opening end ancillary equipment in face, in process of production, product will not be deposited on this surface, but also relatively sanitary and be convenient for
Draining;Inspection door is flushed to during even flushing inside equipment, the water and foreign matter on inspection door surface also can be along these
A 45 degree of inclined-planes flow away, and inspection door is made to have obtained better flushing, are done again to inspection door later without individually having been rinsed in equipment
Cleaning, it is time saving and energy saving.
3, the design of novel compression bar, perfection realize the function that pressure is uniformly distributed on mechanics so that compression bar is driving lid
Allow coverplate stress more uniform when plate.
4, cover board excircle is equipped with arc groove, and sealing ring is special and recessed according to the contact surface of flange face and cover board
Slot matches, so that can ensure that sealing ring and flange face are still to smoothly transit when squeezing cover board, it will not
The case where there is corner or spot as yet untouched by a clean-up campaign, and sealing is more uniform, being not in cover board tilting somewhere.
5, the handle convenient for practical operation is increased, and the internal thread of handle uses copper Inner mold inserts so that operating
The case where being not in stainless steel friction stainless steel in the process, metal fillings is not will produce, it is much cleaner to be also easier to operate.
6, the overstriking diameter of movable axis so that the intensity higher of axis, the service life is longer;Simultaneously using lathe process
Form does a raised head face at one end, limits one end activity of axis, and in other end using nut and positioning bolt pin
Form carrys out fixing axle, can avoid to greatest extent so in use axis fall or lose.
7, compression bar can be adjusted when needing bigger pressure in this way to be threadedly coupled between intermediate support plate and cover board
Position can allow sealing ring to realize better seal effect to be given to the pressure of cover board bigger.
In conclusion the inspection door of the present invention, not only work in-process is easier to be fabricated to standard component, and in installation process
In it is also more simple and convenient.It is conveniently operated personnel to greatest extent in use simultaneously and corner or spot as yet untouched by a clean-up campaign and cleaning is avoided to ask
Topic so that in process of production with the seamless switching during cleaning.
Description of the drawings
Fig. 1 is the front view of mechanical equipment inspection door in the prior art;
Fig. 2 is the side view of mechanical equipment inspection door in the prior art;
Fig. 3 is the vertical view of mechanical equipment inspection door in the prior art;
Fig. 4 is a kind of front view of mechanical equipment inspection door of the present invention;
Fig. 5 is a kind of vertical view of mechanical equipment inspection door of the present invention;
Fig. 6 is a kind of left side view of mechanical equipment inspection door of the present invention;
Fig. 7 is the sectional view along A-A in a kind of front view of mechanical equipment inspection door of the present invention;
Fig. 8 is a kind of E-E of Fig. 7 of mechanical equipment inspection door of the present invention to sectional view;
Fig. 9 is a kind of portions B enlarged drawing of Fig. 7 of mechanical equipment inspection door of the present invention;
Figure 10 is a kind of portions C enlarged drawing of Fig. 7 of mechanical equipment inspection door of the present invention.
Specific implementation mode
In order to make the objectives, technical solutions and advantages of the present invention clearer, with reference to specific example, to the present invention
It is further described.It should be understood that these descriptions are merely illustrative, and it is not intended to limit the scope of the present invention.In addition,
In illustrating below, descriptions of well-known structures and technologies are omitted, so as not to unnecessarily obscure the concept of the present invention.
A kind of mechanical equipment inspection door, as shown in Fig. 4 to Figure 10 comprising flange 1, cover board 2, the flange 1 weld
In on mechanical equipment, 1 center of the flange is equipped with inspection socket, and an inclined-plane 101, institute are equipped at the inspection socket of 1 inner ring of the flange
The big opening end on inclined-plane 101 is stated towards mechanical equipment, small open end is towards cover board 2, the folder between the inclined-plane 101 and flange face
Angle be 45 °, inclined-plane makes in process of production, and product will not be deposited on this surface, but also it is relatively sanitary and convenient for draining,
Inspection door is flushed to during even flushing inside equipment, the water and foreign matter on surface also can be along this 45 degree of inclined-plane streams
It walks, inspection door is allowed preferably to be rinsed, inspection door is cleaned again later without individually having been rinsed in equipment;The flange 1
It is equipped with a step flange circle 102 at outer circle, is one-pass molding, the step flange between the step flange circle 102 and flange 1
The highly preferred of circle 102 is 3~4mm, so that during the installation process, the plate face of equipment can be with this step flange circle
102 butt welding are butt welding in the welding process in this way, and welding is easier to allow the complete penetration of wlding, in the welding process not
The case where being easy that equipment surface is made to deform, and equipment inner surface is more smooth has avoided corner or spot as yet untouched by a clean-up campaign.The cover board 2 is set to
On the inspection socket of flange 1, and sealing ring 3 is equipped between the flange 1 and cover board 2.It is set at the upper surface excircle of the cover board 2
There are arc-shaped convex 202, the lower part of the arc-shaped convex 202 to be equipped with the circular groove that Open Side Down, the sealing ring 3 blocks
In circular groove, and 3 shape of the sealing ring matches with circular groove.
The cover board 2 is equipped with the compression bar 4 of connection fixed thereto, and the compression bar 4 is connected including tail portion by one-pass molding
The end of upperpush rod 41 together and down-pressed pole 42, the upperpush rod 41 and down-pressed pole 42 passes through movable axis 5 and 1 hinge of flange
Connection, is equipped with movable bracing strut 6 on the flange 1 parallel, the movable axis 5 be arranged in movable bracing strut 6, upperpush rod 41, under
On compression bar 42,5 one end of the movable axis is equipped with step surface and one end is fixed by the step surface, and the other end passes through 7 He of nut
Positioning bolt pin 8 is fixed on movable bracing strut 6.5 diameter of axle of movable axis of the present invention is more than existing movable axis, keeps structure firm
Gu.In the present invention, the compression bar 4 is obtained by one-pass molding flanging, and the end of the upperpush rod 41, down-pressed pole 42 end,
The reinforcement structure of a triangle is formed between movable axis 5, to make 2 stress of cover board evenly, sealing effect is more preferable, while
Avoid the buckling deformation of cover board 2.
The cover board 2 and the connection type of compression bar 4 are:Intermediate connecting shaft 9, the upper pressure are equipped between cover board 2 and compression bar 4
Intermediate support plate 10 is equipped between bar 41 and down-pressed pole 42, the mode that the intermediate support plate 10 is connected through a screw thread is fixed on lid
On plate 2, the intermediate connecting shaft 9 is arranged between upperpush rod 41, intermediate support plate 10 and down-pressed pole 42, the intermediate connecting shaft
9 one end are equipped with step surface and one end is fixed by the step surface, and the other end makes cover board 2 and pressure by nut and positioning bolt pin
Bar 4 is fixedly connected;To be threadedly coupled between the intermediate support plate 10 and cover board 2, fixed by central screw 11 therebetween
Connection, and is additionally provided with seal washer 12 therebetween, the position of compression bar 4 can be adjusted when needing bigger pressure in this way thus
It is given to the pressure of 2 bigger of cover board, keeps sealing effect more preferable.
The tail portion of the compression bar 4 is equipped with the manual switchgroup switched for realizing cover board 2:The manual switchgroup packet
Screw bracket 13, screw rod connecting pin 14, screw rod 15, handle 16 are included, the screw bracket 13 is two parallel settings, screw rod connection
Pin 14, which passes through, screw bracket 13 and to be fixed on by screw 17 on screw bracket 13, the screw rod 15 be set to screw bracket 13 it
Between, and be fixed on screw bracket 13 by screw rod connecting pin 14, the tail portion of the compression bar 4 is sheathed on screw rod 15, the spiral shell
Bar 15 is equipped with handle 16, is fixed with mold insert 18 in female copper inside the handle 16, handle 16 passes through institute
It states interior mold insert 18 to be threadedly coupled with screw rod 15, compression bar 4 is compressed or loosened by rotating handle 16, realize the opening of cover board 2
Or it closes.
The above specific embodiments are only exemplary, is to preferably make skilled artisans appreciate that originally
Patent, be not to be construed as include to this patent range limitation;As long as appointing according to made by spirit disclosed in this patent
How with change or modification, the range that this patent includes is each fallen within.
Claims (10)
1. a kind of mechanical equipment inspection door comprising flange, cover board, the flange welding is on mechanical equipment, the flange
Center is equipped with inspection socket, and the cover board is set on the inspection socket of flange, and sealing ring is equipped between the flange and cover board;It is special
Sign is that the cover board is equipped with compression bar, and the compression bar includes the upperpush rod and down-pressed pole that tail portion links together, the cover board
It is fixedly connected by the intermediate connecting shaft on cover board between compression bar, the intermediate connecting shaft is arranged in upperpush rod and pushing
Between bar;The end of the compression bar is articulated and connected by the movable axis being fixed on flange with the flange, the compression bar tail portion
Equipped with the manual switchgroup for realizing cover plate switch;A step flange circle, the benching tunnelling method are equipped at the flange excircle
It is one-pass molding between orchid circle and flange.
2. a kind of machinery & equipment inspection door according to claim 1, which is characterized in that the height of the step flange circle is
3~4mm.
3. a kind of mechanical equipment inspection door according to claim 2, which is characterized in that the inspection socket of the flange inner ring
Place is equipped with an inclined-plane, and the big opening end on the inclined-plane is towards mechanical equipment.
4. a kind of mechanical equipment inspection door according to claim 3, which is characterized in that between the inclined-plane and flange face
Angle be 45 °.
5. a kind of machinery & equipment inspection door according to claim 4, which is characterized in that the compression bar is one-pass molding flanging
Gained, and the reinforcement structure of a triangle is formed between the end of the upperpush rod, the end of down-pressed pole, movable axis.
6. a kind of machinery & equipment inspection door according to claim 5, which is characterized in that the upper surface excircle of the cover board
Place is equipped with arc-shaped convex, and the lower part of the arc-shaped convex is equipped with the circular groove that Open Side Down, and the sealing ring card is set
In in circular groove, and the sealing loop-shaped matches with circular groove.
7. a kind of machinery & equipment inspection door according to claim 6, which is characterized in that the manual switchgroup includes solid
Due on flange screw rod and the handle that is connect with the screw flight;The compression bar is sheathed on screw rod, the handle inner
It is fixed with mold insert in female copper, handle connect to compress compression bar with screw flight by the interior mold insert.
8. a kind of machinery & equipment inspection door according to claim 7, which is characterized in that be equipped with activity on the flange parallel
Bracing strut, the movable axis are arranged on movable bracing strut, and described movable axis one end is equipped with step surface and one end passes through this
Terrace is fixed, and the other end is fixed on by nut and positioning bolt pin on movable bracing strut.
9. a kind of machinery & equipment inspection door according to claim 8, which is characterized in that between the upperpush rod and down-pressed pole
Equipped with intermediate support plate, the intermediate support plate is fixed on cover board, and the intermediate connecting shaft is arranged in upperpush rod, intermediate support
Between plate and down-pressed pole, described intermediate connecting shaft one end is equipped with step surface and one end is fixed by the step surface, and the other end is logical
Crossing nut and positioning bolt pin makes cover board be fixedly connected with compression bar.
10. a kind of machinery & equipment inspection door according to claim 9, which is characterized in that the intermediate support plate and cover board
Between for be threadedly coupled.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710233794.XA CN108691486A (en) | 2017-04-11 | 2017-04-11 | A kind of mechanical equipment inspection door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710233794.XA CN108691486A (en) | 2017-04-11 | 2017-04-11 | A kind of mechanical equipment inspection door |
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Publication Number | Publication Date |
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CN108691486A true CN108691486A (en) | 2018-10-23 |
Family
ID=63843355
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CN201710233794.XA Pending CN108691486A (en) | 2017-04-11 | 2017-04-11 | A kind of mechanical equipment inspection door |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110029913A (en) * | 2019-04-09 | 2019-07-19 | 中铁第四勘察设计院集团有限公司 | A kind of subway station battery limits hole for hoist cover board fixing device |
CN116513368A (en) * | 2023-07-05 | 2023-08-01 | 常州耐普德新能源科技有限公司 | Cabin micro-pressure sealing device and working method |
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KR19990045336A (en) * | 1997-11-17 | 1999-06-25 | 노부오 다케다 | Manhole frames and liners for manhole frames |
CN201148263Y (en) * | 2007-12-20 | 2008-11-12 | 金川集团有限公司 | Acid-base tank opening apparatus |
KR20120002329A (en) * | 2010-06-30 | 2012-01-05 | 주식회사 기현이에스 | Access door |
CN105134016A (en) * | 2015-10-10 | 2015-12-09 | 厦门理工学院 | Manhole door of dust collector |
CN206053621U (en) * | 2016-08-30 | 2017-03-29 | 浙江德创环保科技股份有限公司 | A kind of wet electrical dust precipitator manhole door |
CN206845008U (en) * | 2017-04-11 | 2018-01-05 | 西恪丹分离技术(上海)有限公司 | A kind of plant equipment inspection door |
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KR19990045336A (en) * | 1997-11-17 | 1999-06-25 | 노부오 다케다 | Manhole frames and liners for manhole frames |
CN201148263Y (en) * | 2007-12-20 | 2008-11-12 | 金川集团有限公司 | Acid-base tank opening apparatus |
KR20120002329A (en) * | 2010-06-30 | 2012-01-05 | 주식회사 기현이에스 | Access door |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110029913A (en) * | 2019-04-09 | 2019-07-19 | 中铁第四勘察设计院集团有限公司 | A kind of subway station battery limits hole for hoist cover board fixing device |
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CN116513368B (en) * | 2023-07-05 | 2023-08-29 | 常州耐普德新能源科技有限公司 | Cabin micro-pressure sealing device and working method |
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