CN110332693B - Utility tunnel is ventilation grid for peacetime and wartime - Google Patents
Utility tunnel is ventilation grid for peacetime and wartime Download PDFInfo
- Publication number
- CN110332693B CN110332693B CN201910545111.3A CN201910545111A CN110332693B CN 110332693 B CN110332693 B CN 110332693B CN 201910545111 A CN201910545111 A CN 201910545111A CN 110332693 B CN110332693 B CN 110332693B
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- Prior art keywords
- bars
- grid
- vent
- rotation
- rod
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/04—Air-ducts or air channels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
- F24F2013/1446—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with gearings
Abstract
The invention relates to a ventilation grid for the peacetime and wartime of a comprehensive pipe gallery, which comprises a vent, wherein the vent is internally crossed and sealed with a grid, the grid comprises a frame body connected to the inner wall of the vent, a plurality of first grid bars are parallel to each other and arranged at intervals in the frame body, second grid bars used for sealing the whole grid are arranged between the adjacent first grid bars, one ends of the second grid bars are penetrated and fixedly connected with a rotating shaft, the rotating shaft is penetrated and rotatably connected with the first grid bars and the frame body, a driving piece used for driving the rotating shaft to rotate so as to drive the second grid bars to move towards the adjacent first grid bars is arranged on the outer wall of the vent, the first grid bars and the second grid bars seal the vent, partial rainwater is prevented from entering the comprehensive pipe gallery, and when the air attack occurs, the first grid bars and the second grid bars can play a role in blocking the impact force of missiles or other explosives, prevent to cause the injury to the pipeline in the utility tunnel to prevent that whole city from taking place paralysis.
Description
Technical Field
The invention relates to the technical field of civil air defense facilities, in particular to a ventilation grille for civil air defense and war utilization of a comprehensive pipe gallery.
Background
The combination of peacetime and war time means that the soft and hardware facilities in all aspects of civil air defense construction are used for the society in peacetime on the premise of not influencing the air attack prevention capability in wartime. The utility tunnel is the underground city pipeline utility tunnel. The tunnel space is built in the city underground, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, a special overhaul port, a lifting port and a monitoring system are arranged, unified planning, unified design, unified construction and management are implemented, and the tunnel space is an important infrastructure and a 'life line' for guaranteeing city operation.
When maintenance personnel carries out maintenance work in the piping lane, can cause the increase of carbon dioxide, the decline of oxygen, in addition, the heat dissipation of cable also can produce very big heating power in the piping lane, consequently can set up the vent that extends to the ground outward usually in the piping lane, can play the effect of heat dissipation and ventilation, in order to prevent that some debris or personnel on the ground from falling into the vent, can set up the ventilation grid on the vent usually.
Chinese patent No. CN206800450U discloses a ground ventilation opening, a fan lifting opening and an escape opening of an underground comprehensive pipe gallery, which comprises a comprehensive pipe gallery consisting of a plurality of pipeline cabins; an equipment interlayer is arranged at the top of the comprehensive pipe rack; the equipment interlayer is divided into an escape channel, an equipment area and a ventilation channel by a partition wall; an escape opening is formed in the top plate of each pipeline cabin, a pipe gallery crawling ladder is arranged between each pipeline cabin and each escape opening, each escape opening is communicated with an escape channel, a ground escape opening is formed in the top of each escape channel, an interlayer crawling ladder is arranged between each escape channel and each ground escape opening, and each ground escape opening is provided with a hydraulic well cover; a fan is arranged on the top plate of each pipeline cabin and is communicated with the equipment area; the top of the ventilation channel is provided with a ventilation opening, the top of the ventilation opening is provided with a stainless steel grating, and the ventilation channel is in airflow communication with the equipment area; the exit end face of the escape opening and the exit end face of the ventilation opening are higher than the ground.
However, the existing grid usually includes a plurality of grid bars arranged in a cross manner, when rainstorm occurs, rainwater can enter the utility tunnel through gaps between the grid bars to damage cables or pipelines in the utility tunnel, and for example, in wartime, the impact force of a missile can impact the positions of all pipelines in the utility tunnel through the gaps between the grid bars, so that the pipeline line is paralyzed in a large area, and the whole city is trapped in a paralyzed place.
Disclosure of Invention
The invention aims to provide a ventilation grid for preventing damage to all pipelines in a comprehensive pipe rack during peacetime and war time.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a utility tunnel air grid for peacetime and wartime, includes the vent, span and seal in the vent and be equipped with the grid, the grid is including being connected to the framework on the vent inner wall, be parallel to each other in the framework and the interval is provided with a plurality of first bars, and is adjacent be provided with between the first bar and be used for whole grid confined second bar, and be a plurality of the just fixedly connected with axis of rotation is worn to establish by the one end of second bar, the axis of rotation is worn to establish and is rotated and connect in first bar and framework, be provided with on the outer wall of vent and be used for driving the axis of rotation and rotate, in order to drive the driving piece that a plurality of second bars moved between the adjacent first bar.
Through adopting above-mentioned technical scheme, when raining or when taking place the air attack, rotate through driving piece drive axis of rotation, make the axis of rotation drive the second bars and rotate, thereby make the second bars rotate to between the adjacent first bars, make first bars and second bars seal the vent, prevent that partial rainwater from entering into to the utility tunnel in, and when taking place the air attack, first bars and second bars can play the effect of blockking to the impact force of guided missile or other explosives, prevent to cause the injury to the pipeline in the utility tunnel, thereby prevent that whole city from taking place paralysis.
The invention is further configured to: the driving piece is including being connected to the box on the vent outer wall, span and rotate in the box and be connected with the body of rod, the cover is established and fixedly connected with turbine on the body of rod, rotate in the box and be connected with the worm with the turbine meshing, it is used for driving worm pivoted rotation handle to rotate to be connected with on the outer wall of box, the one end of the body of rod is worn to establish and is extended to the external setting of box, offer in the position at the one end place of axis of rotation on the vent and be used for supplying body of rod male through-hole, the body of rod is worn to establish the through-hole.
Through adopting above-mentioned technical scheme, when needs drive axis of rotation drive second bars rotate, drive worm and turbine meshing through the motor, make the turbine drive the axis of rotation and rotate, thereby make the axis of rotation drive the second bars rotate, adopt the mode of turbine and worm meshing, at ordinary times, can drive on second bars butt to the inner wall of vent and fix, it removes to prevent to drive the second bars when not using the second bars, the ventilation effect of vent has been improved, when the war, can drive the second bars and rotate to lie in the coplanar and automatic fixation with first bars, make first bars and second bars play the effect that blocks, the setting of box can play the effect of protection to the meshing of turbine and worm, prevent that the turbine worm is impaired, the life of turbine and worm has been improved.
The invention is further configured to: the utility model discloses a ventilation shaft, including the body of rod, the body of rod is provided with the framework, the framework is provided with the body of rod, the inner wall of vent just is located the position at framework place and offers the butt groove that is used for supplying the framework butt, be provided with on the vent and be used for fixing the framework to the fastener in the butt groove, the body of rod can dismantle be connected to in the axis of rotation.
Through adopting above-mentioned technical scheme, take off the framework on the vent through the fastener, take off the axis of rotation in the tip of the body of rod for whole framework drives first bars and second bars and takes out in the vent, and the convenience is maintained and is changed first bars and second bars, accords with actual installation and application.
The invention is further configured to: the fastener includes that a plurality of circumference positions along the framework set up the bolt on the vent, vent and threaded connection are worn to establish by the bolt in the framework, the tip that the box was kept away from to the body of rod is provided with the second inserted block, the tip of axis of rotation is offered and is used for supplying the second inserted block to insert, in order to supply the body of rod to drive axis of rotation pivoted second slot.
By adopting the technical scheme, when the frame body needs to be taken out of the vent, the frame body is convenient to take down by taking down the bolt on the vent from the frame body, the frame body is convenient to mount and dismount by adopting the arrangement of the bolt, and the frame body can have better firmness in the vent, so that the frame body is prevented from being separated from the vent; when the body of rod and axis of rotation are connected together to needs, through with the second inserted block on the body of rod insert to the epaxial second slot of axis of rotation in can, the setting up of second slot and second inserted block is convenient to be connected the body of rod and axis of rotation to can make the body of rod drive the axis of rotation and rotate, improved the connection effect between the body of rod and the axis of rotation.
The invention is further configured to: the connecting groove is formed in the outer wall of the ventilation opening along the circumferential position of the through hole, the connecting strip which is inserted into the connecting groove is arranged on the box body, and a fixing part which is used for fixing the connecting strip into the connecting groove is arranged in the connecting groove.
Through adopting above-mentioned technical scheme, when needs take off the box drive body of rod in the axis of rotation, through with the connecting strip on the box take out in the spread groove can, adopt setting up of connecting strip and spread groove conveniently to install and dismantle the box, the setting up of mounting can make the box quilt further fix to the vent on, prevent to break away from between box and the vent.
The invention is further configured to: the end part of the worm outside the box body faces the inside of the worm and is provided with a first slot, and the rotating handle is provided with a first inserting block which is inserted into the first slot to drive the worm to rotate.
Through adopting above-mentioned technical scheme, can dismantle through rotating the handle and be connected to on the worm, when need not rotate the second grating, the accessible will rotate the handle and take off, prevent that some personnel from driving at will and rotate the handle rotation, thereby lead to the fact the influence to the ventilation of vent, when raining or taking place the air attack, insert to first slot in through appointed personnel drive the first inserted block that rotates on the handle, thereby make the second grating can rotate between the first grating of both sides, improved the drive effect to the second grating.
The invention is further configured to: the mounting includes the magnet strip that sets up in the spread groove along the circumference rigidity of spread groove, the whole metal strip that sets up to metal material and make that sets up of connecting strip.
Through adopting above-mentioned technical scheme, when needs are fixed the connecting strip to the spread groove in, through with the connecting strip adsorb to the magnet strip on can, adopt setting up of magnet strip convenient with the connecting strip fixed to the spread groove in to when needs take out the connecting strip in the spread groove, direct hard drive connecting strip and magnet strip break away from the adsorption relation can.
The invention is further configured to: every two adjacent all be provided with between the first bars and be used for supplying the second bars butt to drive first bars and the butt joint board that the second bars are located the coplanar, every the both sides edge of butt joint board is connected to respectively on the adjacent first bars, the butt joint board is located the position setting of keeping away from the axis of rotation place.
Through adopting above-mentioned technical scheme, when the axis of rotation drives between a plurality of second bars towards the adjacent first bars and moves, the butt plate can play the effect that blocks and fix a position to the removal of second bars for first bars and second bars can be removed to the coplanar, have improved the leakproofness between first bars and the second bars to a certain extent, prevent that the rainwater from entering into to the utility tunnel along the gap between first bars and the second bars.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the worm is driven to rotate by rotating the handle, so that the worm is meshed with the turbine, the turbine can drive the rod body and the rotating shaft to rotate, the rotating shaft drives the plurality of second grid bars to move towards the adjacent first grid bars, the vent holes are sealed by the first grid bars and the second grid bars, the first grid bars and the second grid bars can block part of rainwater in rainy days, and when air attack occurs, the first grid bars and the second grid bars can block shock waves of missiles or other explosives, so that the shock waves are prevented from damaging pipeline cables and the like in the comprehensive pipe rack, and the whole city is prevented from being paralyzed;
2. through unscrewing the bolt on the vent in the framework, break away from the adsorption relation with the magnet strip in the connecting strip on the box and the spread groove, the connecting strip on the drive box shifts out in the spread groove for the box takes off on the vent, the body of rod can drive the second inserted block and shift out in the epaxial second slot of rotation this moment, make the framework drive first bars and second bars and take out in the vent, thereby conveniently maintain and change first bars and second bars, accord with actual installation and application.
Drawings
FIG. 1 is a schematic overall structure of the present invention;
fig. 2 is an exploded view illustrating a magnet bar, a connection bar, a first insert and a first socket according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic view of the present invention showing the structure of the abutment groove;
fig. 5 is an exploded view of the present invention showing a second insert block and a second socket.
In the figure, 1, a vent; 11. a frame body; 12. a first grid; 13. a second grid; 131. a rotating shaft; 132. a second slot; 14. a box body; 141. a rod body; 142. a turbine; 143. a worm; 144. rotating the handle; 145. a first slot; 146. a first insert block; 147. a through hole; 148. a second insert block; 15. a butt joint groove; 151. a bolt; 16. connecting grooves; 161. a connecting strip; 162. a magnet bar; 17. abutting against the board.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the ventilation grille for the comprehensive pipe gallery for peacetime and war time disclosed by the invention comprises a vent 1, the grille stretches across and is sealed in the vent 1, the grille comprises a frame body 11 connected to the inner wall of the vent 1, and a plurality of first grid bars 12 are arranged in the frame body 11 in parallel at intervals.
Combine fig. 1 and 5, in order to close the clearance between the adjacent first bars 12, thereby seal vent 1, prevent that rainwater from entering into in the utility tunnel when rainy, and prevent that the pipeline or the cable in the utility tunnel from leading to the fact the damage to the guided missile or the shock wave of other explosives when taking place the air attack, be provided with between adjacent first bars 12 and be used for whole grid confined second bars 13, the one end of a plurality of second bars 13 is worn to establish and fixedly connected with axis of rotation 131, axis of rotation 131 is worn to establish and rotate and is connected on first bars 12 and framework 11.
Referring to fig. 1 and 2, in order to drive the rotating shaft 131 to drive the second grid 13 to rotate, so that the second grid 13 moves between the adjacent first grid 12, or drives the second grid 13 to move to be attached to the inner wall of the vent 1, a box 14 is disposed on the outer wall of the vent 1, a rod 141 is rotatably connected to the box 14, a turbine 142 is sleeved on the rod 141 and fixedly connected to the rod 141, a worm 143 engaged with the turbine 142 is rotatably connected to the box 14, a rotating handle 144 used for driving the worm 143 to rotate is rotatably connected to the outer wall of the box 14, one end of the rod 141 is penetrated and extended to the outside of the box 14, a through hole 147 used for inserting the rod 141 is disposed at the position of one end of the rotating shaft 131 on the vent 1, and the rod 141 is penetrated and connected to the rotating shaft 131.
When the rotation shaft 131 needs to be driven to drive the second grid 13 to move, the handle 144 is rotated to drive the worm 143 to be meshed with the worm wheel 142, the worm wheel 142 drives the rod body 141 to rotate, the rod body 141 can drive the rotation shaft 131 to rotate, the rotation shaft 131 drives the second grid 13 to rotate, the second grid 13 is moved between the adjacent first grids 12, or the second grid 13 is driven to move to a state attached to the inner wall of the vent 1, the worm 143 and the worm wheel 142 are meshed, the rotation shaft 131 can drive the second grid 13 to move to any position to be fixed, and the air conditioner is convenient and simple.
With reference to fig. 2 and 3, in order to prevent some illegal persons from rotating the rotating handle 144 at will, so that the second grid 13 moves towards between the first grids 12 on both sides, which affects the ventilation of the ventilation opening 1, a first slot 145 is formed in the end of the worm 143 outside the box body 14 facing the worm 143, and a first insert 146 inserted into the first slot 145 to drive the worm 143 to rotate is provided on the rotating handle 144; in this embodiment, in order to make the rotation handle 144 rotate the worm 143, the cross section of the first slot 145 is set to be rectangular, and the first insert block 146 is set to match with the rectangular first slot 145.
With reference to fig. 1 and 2, in order to position the second grid 13 when the rotating shaft 131 drives the second grid 13 to move to between the adjacent first grid 12, so that the first grid 12 and the second grid 13 are located on the same plane, a butt plate 17 is disposed between every two adjacent first grid 12, two side edges of each butt plate 17 are respectively connected to the adjacent first grid 12, and the butt plate 17 is located at a position away from the rotating shaft 131.
In this embodiment, the first grid 12 and the second grid 13 are integrally made of galvanized steel, and a zinc coating is formed on the surface of the base metal by electroplating, hot dipping or spraying zinc, and is mainly used for preventing the corrosion of steel in the atmosphere; and the arrangement of the section steel can ensure that the first grid bars 12 and the second grid bars 13 have better strength, and the rigid impact capacity of the first grid bars 12 and the second grid bars 13 is improved.
Referring to fig. 1 and 4, in order to take out the first and second grills 12 and 13 from the ventilation opening 1 by the frame 11, an abutting groove 15 for abutting against the frame 11 is formed on the inner wall of the ventilation opening 1 at a position where the frame 11 is located.
Referring to fig. 1 and 2, a plurality of bolts 151 are provided at positions along the circumferential direction of the frame 11 on the vent port 1, and the bolts 151 are inserted into the vent port 1 and screwed into the frame 11.
With reference to fig. 2 and 5, a second insertion block 148 is disposed at an end of the rod 141 away from the box 14, and a second slot 132 for inserting the second insertion block 148 is disposed at an end of the rotating shaft 131; in the present embodiment, in order to drive the rotation shaft 131 to rotate when the rod 141 rotates, the cross section of the second insertion block 148 is set to be rectangular, and the second slot 132 is disposed to match with the rectangular second insertion block 148.
As shown in fig. 2, a connecting groove 16 is formed in the outer wall of the vent 1 along the circumferential direction of the through hole 147, and a connecting strip 161 inserted into the connecting groove 16 is provided on the case 14.
When the frame 11 needs to drive the first grid 12 and the second grid 13 to be taken out from the ventilation opening 1, the box 14 is firstly driven to drive the connecting strip 161 to be taken out from the connecting groove 16, so that the box 14 drives the second inserting block 148 on the rod body 141 to be taken out from the second slot 132 on the rotating shaft 131, and at the moment, the bolts 151 on the ventilation opening 1 are unscrewed from the frame 11, so that the frame 11 can drive the first grid 12 and the second grid 13 to be taken out from the ventilation opening 1, and the first grid 12 and the second grid 13 can be maintained and replaced conveniently.
As shown in fig. 2, in order to further fix the connecting strip 161 in the connecting groove 16 and prevent the box 14 from falling off from the ventilation opening 1, so that the rod 141 cannot drive the rotating shaft 131 to rotate, a magnet strip 162 is fixedly disposed in the connecting groove 16 along the circumferential position of the connecting groove 16, the connecting strip 161 is integrally made of a metal material, and in this embodiment, the connecting strip 161 is integrally made of steel.
The implementation principle of the embodiment is as follows: when in use, the frame 11 drives the first grid 12 and the second grid 13 to move into the abutting groove 15, the frame 11 is fixed into the abutting groove 15 by the bolts 151, at this time, the box 14 drives the rod 141 to be inserted into the through hole 147, so that the box 14 drives the connecting strip 161 to move into the connecting groove 16, so that the connecting strip 161 is adsorbed onto the magnet strip 162 in the connecting groove 16, so that the rod 141 drives the second inserting block 148 to be inserted into the second slot 132 on the rotating shaft 131, when it rains or an air attack occurs, the worm 143 is driven to be engaged with the turbine 142 by rotating the handle 144, so that the turbine 142 drives the rod 141 to rotate, the rod 141 can drive the rotating shaft 131 to rotate the second grid 13, so that the second grid 13 rotates between adjacent first grids 12, and drives the second grid 13 to abut against the abutting plate 17, so that the first grid 12 and the second grid 13 are in the same plane, therefore, the ventilation opening 1 is closed, partial rainwater is prevented from entering the comprehensive pipe gallery through the ventilation opening 1, and when air attack occurs, the first grid bars 12 and the second grid bars 13 can block shock waves of missiles or other explosives, damage to pipelines or other lines is prevented, and large-area paralysis of cities is prevented.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a utility tunnel peacetime and wartime is with ventilation grid which characterized in that: including vent (1), span and seal in vent (1) and be equipped with the grid, the grid is including being connected to framework (11) on vent (1) inner wall, be parallel to each other and the interval is provided with a plurality of first bars (12) in framework (11), and is adjacent be provided with between first bars (12) and be used for whole grid confined second bars (13), it is a plurality of the one end of second bars (13) is worn to establish and fixedly connected with axis of rotation (131), axis of rotation (131) are worn to establish and are rotated and connect on first bars (12) and framework (11), be provided with on the outer wall of vent (1) and be used for driving axis of rotation (131) to rotate, in order to drive a plurality of second bars (13) towards the driving piece that moves between the adjacent first bars (12).
2. The utility tunnel peacetime and wartime ventilation grid of claim 1, characterized in that: the driving piece is including being connected to box (14) on vent (1) outer wall, span and rotate in box (14) and be connected with the body of rod (141), the cover is established and fixedly connected with turbine (142) on the body of rod (141), box (14) internal rotation is connected with worm (143) with turbine (142) meshing, it is connected with rotation handle (144) that are used for driving worm (143) pivoted to rotate on the outer wall of box (14), the one end of the body of rod (141) is worn to establish and is extended to box (14) and set up outward, vent (1) is gone up and is offered in the position at the one end place of axis of rotation (131) and is used for supplying body of rod (141) male through-hole (147), the body of rod (141) is worn to establish through-hole (147) and is connected to axis of rotation.
3. The utility tunnel peacetime and wartime ventilation grid of claim 2, characterized in that: the end part of the worm (143) outside the box body (14) faces the interior of the worm (143) and is provided with a first slot (145), and the rotating handle (144) is provided with a first insert block (146) which is inserted into the first slot (145) to drive the worm (143) to rotate.
4. The utility tunnel peacetime and wartime ventilation grid of claim 2, characterized in that: the inner wall of the ventilation opening (1) is provided with a butt joint groove (15) used for abutting against the frame body (11) and located at the position of the frame body (11), a fastening piece used for fixing the frame body (11) into the butt joint groove (15) is arranged on the ventilation opening (1), and the rod body (141) is detachably connected to the rotating shaft (131).
5. The utility tunnel peacetime and wartime ventilation grid of claim 4, characterized in that: the fastener includes that a plurality of circumferential positions along framework (11) set up bolt (151) on vent (1), vent (1) and threaded connection are worn to establish in bolt (151) on framework (11), the tip of keeping away from box (14) in the body of rod (141) is provided with second inserted block (148), the tip of axis of rotation (131) is offered and is used for supplying second inserted block (148) to insert, drives axis of rotation (131) pivoted second slot (132) in order to supply the body of rod (141).
6. The utility tunnel peacetime and wartime ventilation grid of claim 4, characterized in that: the ventilation device is characterized in that a connecting groove (16) is formed in the circumferential position of the outer wall of the ventilation opening (1) along the through hole (147), a connecting strip (161) inserted into the connecting groove (16) is arranged on the box body (14), and a fixing piece used for fixing the connecting strip (161) into the connecting groove (16) is arranged in the connecting groove (16).
7. The utility tunnel peacetime and wartime ventilation grid of claim 6, characterized in that: the fixed part includes magnet strip (162) along the fixed setting in connecting groove (16) of the circumference position of connecting groove (16), connecting strip (161) whole sets up the metal strip that makes for metal material.
8. The utility tunnel peacetime and wartime ventilation grid of claim 1, characterized in that: every two adjacent all be provided with between first bars (12) and be used for supplying second bars (13) butt, in order to drive first bars (12) and second bars (13) butt joint board (17) that are located the coplanar, every the both sides edge of butt joint board (17) is connected to respectively on adjacent first bars (12), butt joint board (17) are located the position setting of keeping away from axis of rotation (131) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910545111.3A CN110332693B (en) | 2019-06-21 | 2019-06-21 | Utility tunnel is ventilation grid for peacetime and wartime |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910545111.3A CN110332693B (en) | 2019-06-21 | 2019-06-21 | Utility tunnel is ventilation grid for peacetime and wartime |
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| CN110332693A CN110332693A (en) | 2019-10-15 |
| CN110332693B true CN110332693B (en) | 2020-10-23 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3907987A1 (en) * | 1989-03-11 | 1989-11-09 | Blank Max Gmbh | Air grating |
| CN1513101A (en) * | 2001-04-20 | 2004-07-14 | Lg������ʽ���� | Indoor unit for air conditioner |
| CN101125602A (en) * | 2007-08-11 | 2008-02-20 | 王建生 | Gravity type freight house device |
| CN101341365A (en) * | 2005-11-14 | 2009-01-07 | 韦巴斯托股份公司 | Ventilation grate frame, ventilation grate strip, ventilation grate and method for producing ventilation grate |
| CN103167965A (en) * | 2010-09-27 | 2013-06-19 | Srg环球公司 | Shutter system for vehicle grille |
| CN204824222U (en) * | 2015-07-21 | 2015-12-02 | 上海自来水投资建设有限公司 | Grid of adjustable discharge area |
| CN206189808U (en) * | 2016-11-25 | 2017-05-24 | 中机中联工程有限公司 | Ventilation shaft suitable for city utility tunnel |
| CN206408903U (en) * | 2017-01-13 | 2017-08-15 | 启迪设计集团股份有限公司 | A kind of hypogee top surface ventilating opening structure |
| CN107091497A (en) * | 2017-05-10 | 2017-08-25 | 珠海格力电器股份有限公司 | Courtyard machine side plate and courtyard air conditioner |
-
2019
- 2019-06-21 CN CN201910545111.3A patent/CN110332693B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3907987A1 (en) * | 1989-03-11 | 1989-11-09 | Blank Max Gmbh | Air grating |
| CN1513101A (en) * | 2001-04-20 | 2004-07-14 | Lg������ʽ���� | Indoor unit for air conditioner |
| CN101341365A (en) * | 2005-11-14 | 2009-01-07 | 韦巴斯托股份公司 | Ventilation grate frame, ventilation grate strip, ventilation grate and method for producing ventilation grate |
| CN101125602A (en) * | 2007-08-11 | 2008-02-20 | 王建生 | Gravity type freight house device |
| CN103167965A (en) * | 2010-09-27 | 2013-06-19 | Srg环球公司 | Shutter system for vehicle grille |
| CN204824222U (en) * | 2015-07-21 | 2015-12-02 | 上海自来水投资建设有限公司 | Grid of adjustable discharge area |
| CN206189808U (en) * | 2016-11-25 | 2017-05-24 | 中机中联工程有限公司 | Ventilation shaft suitable for city utility tunnel |
| CN206408903U (en) * | 2017-01-13 | 2017-08-15 | 启迪设计集团股份有限公司 | A kind of hypogee top surface ventilating opening structure |
| CN107091497A (en) * | 2017-05-10 | 2017-08-25 | 珠海格力电器股份有限公司 | Courtyard machine side plate and courtyard air conditioner |
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| CN110332693A (en) | 2019-10-15 |
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Address after: 610015 No. 3, floor 1, building 1, No. 17, xihuamen street, Qingyang District, Chengdu, Sichuan Patentee after: Chengdu Civil Air Defense architectural design and Research Institute Co.,Ltd. Address before: 4 / F, east city hall, No.2 Renmin West Road, Chengdu, Sichuan 610015 Patentee before: Chengdu Civil Air Defense Architectural Design and Research Institute |
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