CN216234107U

CN216234107U - Outward-opening manhole

Info

Publication number: CN216234107U
Application number: CN202122823605.9U
Authority: CN
Inventors: 赵朝文
Original assignee: Shanghai Hengcheng Beverage Equipment Co ltd
Current assignee: Shanghai Hengcheng Beverage Equipment Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-08
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to an outward opening manhole, including the closing cap and with the outer lane of the internal portion of jar intercommunication, the one end and the outer lane of closing cap are articulated, set up the viewing aperture with the outer lane intercommunication on the roof of closing cap, be provided with viewing device on the closing cap, viewing device includes clear glass, the fixed sealing washer that is provided with along clear glass's circumference on clear glass's the lateral wall, the fixed first solid fixed ring that is provided with on the roof of closing cap, clear glass sets up on first solid fixed ring's roof, be provided with the solid fixed ring of second on clear glass's the roof, the both ends of sealing washer support tightly with first solid fixed ring and the solid fixed ring of second respectively. When observing the internal portion of jar, the staff can be directly observe jar internal portion through the viewing aperture from the clear glass on the closing cap, and the sealing washer has increased the leakproofness between the solid fixed ring of first solid fixed ring and second for the staff can observe jar internal portion under the condition of not opening the manhole, makes things convenient for the staff to observe inside the body.

Description

Outward-opening manhole

Technical Field

The application relates to the technical field of manholes, in particular to an outward-opening manhole.

Background

The manhole is a safety emergency ventilation device arranged on the top of the tank body, and is usually matched with a fire preventer and a mechanical breather valve for use, so that the accident caused by damage to the tank body due to sudden overpressure or vacuum in the tank body caused by accident can be avoided, a safety fire retardant effect is achieved, and the safety emergency ventilation device is a safety device for protecting the tank body.

Among the prior art, the staff just can observe jar internal portion by only opening the manhole, is unfavorable for production work.

SUMMERY OF THE UTILITY MODEL

For the convenience staff observes jar internal portion under the condition of not opening the manhole, this application provides an outward opening pressure manhole.

The application provides an outward opening manhole adopts following technical scheme:

the utility model provides an outward opening manhole, includes the closing cap and with the outer lane of the internal portion of jar intercommunication, the one end and the outer lane of closing cap are articulated, set up the viewing aperture with the outer lane intercommunication on the roof of closing cap, be provided with viewing device on the closing cap, viewing device includes clear glass, the fixed sealing washer that is provided with of circumference along clear glass on clear glass's the lateral wall, the fixed first solid fixed ring that is provided with on the roof of closing cap, clear glass sets up on first solid fixed ring's roof, be provided with the solid fixed ring of second on clear glass's the roof, the both ends of sealing washer support tightly with first solid fixed ring and the solid fixed ring of second respectively.

Through adopting above-mentioned technical scheme, when the staff is observing jar internal portion, can directly observe jar internal portion through the viewing aperture from the clear glass on the closing cap, the sealing washer has increased the leakproofness between the solid fixed ring of first solid fixed ring and second for the staff can observe jar internal portion under the circumstances of not opening the manhole, makes things convenient for the staff to observe inside the body.

Optionally, the second is provided with a plurality of bolts on the solid fixed ring, the circumference interval along the solid fixed ring of second is equipped with first perforation on the roof of the solid fixed ring of second, set up the second perforation with first perforation intercommunication on the sealing washer, set up the screw hole with the bolt adaptation on the solid fixed ring of first, the screw hole is perforated the intercommunication with the second, the bolt passes first perforation and second in proper order and perforates and with screw hole threaded connection.

Through adopting above-mentioned technical scheme, can dismantle the second through the bolt and gu fixed ring, clear glass, sealing washer and first solid fixed ring and be connected, make things convenient for the staff to clear up or change the solid fixed ring of second, clear glass, sealing washer and first solid fixed ring.

Optionally, be provided with the heat insulating mattress on the roof of first solid fixed ring, set up the holding tank that is used for holding the heat insulating mattress on the roof of first solid fixed ring, heat insulating mattress and holding tank joint, the roof and the transparent glass contact of heat insulating mattress.

Through adopting above-mentioned technical scheme, at jar body course of operation, the direction transmission in-process that a part of heat that jar body inside produced is absorbed by the heat insulating mattress through first fixed ring to transparent glass has effectively reduced the heat of following the transmission of first fixed ring to transparent glass, has reduced transparent glass's surface temperature, by the condition of scald when effectively preventing staff and transparent glass contact, has improved the security.

Optionally, an antifogging layer is fixedly arranged on the bottom wall of the transparent glass.

Through adopting above-mentioned technical scheme, thereby antifog coating effectively prevents that the too big transparent glass that leads to of the inside and outside temperature difference of transparent glass from hazing so that the staff can't provide transparent glass and observe jar internal portion, has effectively ensured that the staff observes jar internal portion through transparent glass.

Optionally, the transparent glass is high pressure resistant glass.

Optionally, a push rod is fixedly arranged at one end, away from the sealing cover and the outer ring hinge shaft, of the outer side wall of the sealing cover, and a ball part is fixedly arranged at one end, away from the sealing cover, of the push rod.

Through adopting above-mentioned technical scheme, the cooperation of push rod and bulb is used, has both made things convenient for the staff to open and close the closing cap, and simultaneously, the staff can assist the support through push rod or bulb to the staff when using transparent glass, makes things convenient for the staff to use transparent glass.

Optionally, the ball portion is made of heat-insulating resin.

Optionally, a lamp strip is arranged on the second fixing ring, a lamp groove used for accommodating the lamp strip is formed in the inner side wall of the second fixing ring and the edge close to the bottom wall of the second fixing ring, and the lamp strip is fixedly arranged on the bottom wall of the lamp groove.

Through adopting above-mentioned technical scheme, the light that the lamp area during operation sent can illuminate jar internal portion, improves jar luminance of internal portion, makes things convenient for the staff to observe inside the body through clear glass.

In summary, the present application includes at least one of the following beneficial technical effects:

when observing the inside of the tank body, a worker can directly observe the inside of the tank body through the observation port from the transparent glass on the sealing cover, and the sealing ring increases the sealing property between the first fixing ring and the second fixing ring, so that the worker can observe the inside of the tank body without opening a manhole, and the worker can conveniently observe the inside of the pipe body;

the second fixing ring, the transparent glass, the sealing ring and the first fixing ring are detachably connected through bolts, so that workers can conveniently clean or replace the second fixing ring, the transparent glass, the sealing ring and the first fixing ring;

at jar body course of work, the direction transmission in-process that a part of heat that jar body inside produced is absorbed by the heat insulating mattress through first fixed ring to transparent glass has effectively reduced the heat from the transmission of first fixed ring to transparent glass, has reduced transparent glass's surface temperature, by the condition of scalding when effectively preventing staff and transparent glass contact, has improved the security.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 2 is an exploded view of example 1 of the present application.

Fig. 3 is a schematic diagram of an explosive structure according to an embodiment of the present application.

Description of reference numerals: 1. sealing the cover; 11. a viewing port; 2. an outer ring; 3. an observation device; 31. transparent glass; 32. a first retaining ring; 321. accommodating grooves; 33. a second retaining ring; 331. a lamp slot; 34. a seal ring; 4. a bolt; 5. a heat insulating pad; 6. an antifogging layer; 7. a light strip; 8. a push rod; 9. a ball portion.

Detailed Description

The present application is described in further detail below with reference to figures 1-X.

The embodiment of the application discloses outward opening manhole.

Example 1:

referring to fig. 1, outward opening manhole includes closing cap 1 and the outer lane 2 with jar internal portion intercommunication, and the one end and the outer lane 2 of closing cap 1 are articulated, offer on the roof of closing cap 1 with the viewing aperture 11 of outer lane 2 intercommunication, be provided with viewing device 3 on the closing cap 1, under the condition of closing cap 1 is not opened to the staff, just can use viewing device 3 to observe jar internal portion, make things convenient for the staff to observe inside the body.

Outer lane 2 is inside cavity and the equal open-ended metal material's of upper and lower casing, and the welding of the bottom of outer lane 2 is at the top opening part of the jar body, and the top of outer lane 2 is articulated with closing cap 1.

Referring to fig. 1 and 2, the sealing cover 1 is a metal casing, and an observation port 11 communicated with the outer ring 2 is formed in the top wall of the sealing cover 1 along the vertical direction. The one end welding that closing cap 1 and the articulated shaft of outer lane 2 were kept away from to the lateral wall of closing cap 1 has push rod 8, the one end welding that closing cap 1 was kept away from to push rod 8 has bulb 9, the material of bulb 9 is thermal-insulated resin, on heat transferred to push rod 8 from closing cap 1, and to the transmission of bulb 9, thermal-insulated resin's bulb 9 can effectively hinder on heat transfer to the surface of bulb 9, effectively reduce the heat of bulb 9 surface, be scalded when effectively preventing the staff from using bulb 9, the security is improved. The cooperation of push rod 8 and bulb 9 is used, has both made things convenient for the staff to open and close closing cap 1, and simultaneously, the staff can assist the support through push rod 8 or bulb 9 to the staff when using transparent glass 31, makes things convenient for the staff to use transparent glass 31.

Referring to fig. 1 and 2, the observation device 3 includes a transparent glass 31, a sealing ring 34, a first fixing ring 32 and a second fixing ring 33, the first fixing ring 32 is integrally formed at the top opening of the outer ring 2, and the opening of the inner side wall of the first fixing ring 32 is matched with the opening of the observation port 11 of the cover 1. The bottom of transparent glass 31 and the first solid fixed ring 32 butt, the top butt have the solid fixed ring 33 of second, the opening of the solid fixed ring 33's of second inside wall and the opening adaptation of the viewing aperture 11 of closing cap 1, sealing washer 34 bonds on the lateral wall of transparent glass 31 along the circumference of viewing aperture 11, and, the both ends of sealing washer 34 contact with the solid fixed ring 32 of first and the solid fixed ring 33 of second respectively.

Referring to fig. 1 and 2, the heat insulating pad 5 is mounted on the top wall of the first fixing ring 32, the accommodating groove 321 for accommodating the heat insulating pad 5 is formed in the top wall of the first fixing ring 32, the heat insulating pad 5 is clamped with the accommodating groove 321, and the top wall of the heat insulating pad 5 contacts with the transparent glass 31. In the working process of the tank body, a part of heat generated in the tank body is absorbed by the heat insulation pad 5 in the direction transmission process from the first fixing ring 32 to the transparent glass 31, so that the heat transmitted from the first fixing ring 32 to the transparent glass 31 is effectively reduced, the surface temperature of the transparent glass 31 is reduced, the condition that workers are scalded when contacting the transparent glass 31 is effectively prevented, and the safety is improved.

Referring to fig. 1 and 2, the transparent glass 31 may have a circular, rectangular, triangular, and trapezoidal shape, and in the present embodiment, the transparent glass 31 has a circular shape. The transparent glass 31 is made of high-pressure-resistant glass, and the high-pressure-resistant glass is special glass of which the integral structure is still ensured to be complete and not to break under certain pressure impact. The high-pressure resistant glass is made of special materials, the compression resistance of the high-pressure resistant glass is 10-20 times that of common glass, and the high-pressure resistant glass is an ideal window material.

Referring to fig. 1 and 2, in order to effectively prevent the transparent glass 31 from fogging, an antifogging layer 6 is provided on the bottom wall of the transparent glass 31. Antifog layer 6 can be antifog coating and antifog spray, and in this embodiment, antifog coating 6 adopts antifog coating, and antifog coating bonds on transparent glass 31's diapire, thereby antifog coating 6 prevents effectively that the too big transparent glass 31 that leads to of transparent glass 31 inside and outside temperature difference from hazing makes the staff can't provide transparent glass 31 and observe jar internal portion, has effectively ensured that the staff observes jar internal portion through transparent glass 31.

Referring to fig. 1 and 2, a plurality of bolts 4 are mounted on the second fixing ring 33, in this embodiment, four bolts are mounted, first through holes are formed in the top wall of the second fixing ring 33 at intervals along the circumferential direction of the second fixing ring 33, second through holes communicated with the first through holes are formed in the seal ring 34, threaded holes adapted to the bolts 4 are formed in the first fixing ring 32, the threaded holes are communicated with the second through holes, and the bolts 4 sequentially pass through the first through holes and the second through holes and are in threaded connection with the threaded holes. The staff passes through bolt 4 and can dismantle second solid fixed ring 33, clear glass 31, sealing washer 34 and first solid fixed ring 32 and be connected, makes things convenient for the staff to clear up or change second solid fixed ring 33, clear glass 31, sealing washer 34 and first solid fixed ring 32.

The implementation principle of the embodiment 1 of the application is as follows: when observing the internal portion of jar, the staff can directly observe the internal portion of jar through viewing aperture 11 from clear glass 31 on the closing cap 1, and sealing washer 34 has increased the leakproofness between first solid fixed ring 32 and the solid fixed ring 33 of second for the staff can observe the internal portion of jar under the circumstances of not opening the manhole, makes things convenient for the staff to observe inside the body.

Example 2:

referring to fig. 3, the present embodiment 2 is different from the embodiment 1 in that a lamp strip 7 is mounted on the second fixing ring 33.

Referring to fig. 3, the lamp strip 7 is mounted on the second fixing ring 33, a lamp groove 331 for accommodating the lamp strip 7 is formed in the inner side wall of the second fixing ring 33 and the edge close to the bottom wall, and the worker can fix the lamp strip 7 on the bottom wall of the lamp groove 331 in a clamping, bonding or bolt mode. The light that lamp area 7 during operation sent can light up jar internal portion, improves jar luminance internal portion, makes things convenient for the staff to observe inside the body through transparent glass 31.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an outward opening manhole, including closing cap (1) and outer lane (2) with jar internal portion intercommunication, the one end and outer lane (2) of closing cap (1) are articulated, its characterized in that: offer viewing aperture (11) with outer lane (2) intercommunication on the roof of closing cap (1), be provided with viewing device (3) on closing cap (1), viewing device (3) include clear glass (31), fixed sealing washer (34) that is provided with on the lateral wall of clear glass (31), fixed first solid fixed ring (32) that are provided with along the circumference of viewing aperture (11) on the roof of closing cap (1), clear glass (31) set up on the roof of first solid fixed ring (32), be provided with solid fixed ring (33) of second on the roof of clear glass (31), the both ends of sealing washer (34) support tightly with first solid fixed ring (32) and solid fixed ring (33) of second respectively.

2. An outward opening manhole according to claim 1, wherein: be provided with a plurality of bolts (4) on the solid fixed ring of second (33), the first perforation has been seted up along the circumference interval of the solid fixed ring of second (33) on the roof of the solid fixed ring of second (33), set up on sealing washer (34) with the first perforation second that perforates the intercommunication perforates, set up on first solid fixed ring (32) with the screw hole of bolt (4) adaptation, the screw hole is perforated the intercommunication with the second, bolt (4) pass first perforation and second in proper order and perforate and with screw hole threaded connection.

3. An outward opening manhole according to claim 1, wherein: be provided with heat insulating mattress (5) on the roof of first solid fixed ring (32), offer holding tank (321) that are used for holding heat insulating mattress (5) on the roof of first solid fixed ring (32), heat insulating mattress (5) and holding tank (321) joint, the roof and transparent glass (31) contact of heat insulating mattress (5).

4. An outward opening manhole according to claim 1, wherein: an antifogging layer (6) is fixedly arranged on the bottom wall of the transparent glass (31).

5. An outward opening manhole according to any one of claims 1 to 4, wherein: the transparent glass (31) is high-pressure-resistant glass.

6. An outward opening manhole according to claim 1, wherein: the outer wall of the sealing cover (1) is far away from one end of a hinge shaft of the sealing cover (1) and the outer ring (2) and is fixedly provided with a push rod (8), and one end of the push rod (8) far away from the sealing cover (1) is fixedly provided with a ball part (9).

7. An outward opening manhole according to claim 6, wherein: the ball part (9) is made of heat-insulating resin.

8. An outward opening manhole according to claim 1, wherein: be provided with lamp area (7) on the solid fixed ring of second (33), offered light trough (331) that are used for holding lamp area (7) on the inside wall of the solid fixed ring of second (33) and the edge that is close to the diapire, lamp area (7) are fixed to be set up on the diapire of light trough (331).