CN110331738B

CN110331738B - Comprehensive pipe gallery of people-carrying anti-protection system matched with high-grade civil defense target

Info

Publication number: CN110331738B
Application number: CN201910545106.2A
Authority: CN
Inventors: 唐志岗; 成卫; 吴海瑜; 龚建; 罗丹; 王玉辉
Original assignee: Chengdu Civil Air Defense Architectural Design And Research Institute
Current assignee: Chengdu Civil Air Defense architectural design and Research Institute Co.,Ltd.
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2021-03-30
Anticipated expiration: 2039-06-21
Also published as: CN110331738A

Abstract

The invention relates to a comprehensive pipe gallery with a civil air defense protection system matched with a high-grade civil air defense target, which belongs to the field of civil air defense engineering and comprehensive pipe gallery engineering and comprises a pipe gallery body, wherein the comprehensive pipe gallery body is provided with a first layer and a second layer, and the first layer is provided with a unit partition wall; the unit partition wall is internally provided with a hole, and an energy dissipation protective closed sleeve for a pipeline to pass through is embedded in the hole. The comprehensive pipe gallery body is divided into a plurality of protection units through unit partition walls, and a standby cabin is prepared, when one or more protection units are damaged by air attack, part of important pipelines in the comprehensive cabin can be quickly converted into the standby cabin, so that the basic operation can be maintained during the emergency maintenance; and the airtight sleeve pipe of protection plays the effect to the pipeline protection, prevents effectively that the utility tunnel body from receiving the impact and damaging when the air attacks the pipeline, guarantees normal operations such as this internal pipeline of utility tunnel.

Description

Comprehensive pipe gallery of people-carrying anti-protection system matched with high-grade civil defense target

Technical Field

The invention relates to the field of civil air defense engineering and urban underground comprehensive pipe gallery engineering, in particular to a comprehensive pipe gallery with a civil air defense protection system matched with a high-grade civil air defense target.

Background

The utility tunnel is an underground urban pipeline utility tunnel, namely, a tunnel space is built underground in a city, 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 utility tunnel is an important infrastructure and a 'lifeline' for guaranteeing urban operation.

High-grade civil targets usually have high-grade civil air defense protection, but a matched pipe network is usually shallowly buried under the ground and has no corresponding protection capability, and once the air attack is damaged, the normal operation of the high-grade civil targets cannot be guaranteed. When the high-level civil target is subjected to air attack, smooth communication, easy interruption of power supply and production material supply and incapability of normal operation are realized.

When the high-grade civil target is subjected to air attack, the high-grade civil target is mainly subjected to axial impact force, and the impact force along the length direction of the comprehensive pipe rack is a main factor causing damage to the pipelines in the pipe rack. At present, no effective protection measures exist in China.

Disclosure of Invention

The invention aims to provide a comprehensive pipe rack of a manned protection system matched with a high-grade civil defense target, which has the advantage of ensuring normal operation of pipelines and the like in the comprehensive pipe rack when suffering from air attack.

The technical purpose of the invention is realized by the following technical scheme:

a utility tunnel with a people-carrying protection system matched with a high-grade civil defense target comprises a tunnel body, wherein the tunnel body is provided with a first layer and a second layer from top to bottom, the first layer is provided with a utility cabin and a production matching cabin, the second layer is provided with a standby cabin and an emergency channel cabin, and the first layer is provided with unit partition walls at intervals along the length direction for dividing the first layer into a plurality of protection units; the unit partition wall is internally provided with a hole, and an energy dissipation protection closed sleeve for a pipeline to pass through is embedded in the hole.

When one or more protection units are damaged due to air attack, part of important pipelines in the comprehensive cabin can be quickly converted into the standby cabin, so that the basic operation can be maintained during rush repair; and through setting up the airtight sleeve pipe of energy dissipation protection, play the effect to the pipeline protection, prevent effectively that the utility tunnel body from receiving when the air attack the pipeline receives the impact and damage, guarantee normal operations such as this internal pipeline of utility tunnel.

The invention is further configured to: the energy dissipation protection closed casing comprises an inner pipe, an outer pipe and a connecting plate, wherein the connecting plate is arranged on the inner pipe in a sliding mode along the axial direction of the inner pipe, one end, far away from the inner pipe, of the connecting plate is fixedly connected with the outer pipe, and an elastic piece used for blocking the connecting plate from sliding relative to the inner pipe is arranged on the inner pipe.

Implement above-mentioned technical scheme, when utility tunnel body received the air attack and assaulted, outer tube and connecting plate took place axial motion for the inner tube, and the elastic component plays the effect of hindrance, absorbs simultaneously and weakens the impact force, plays the effect of protection pipeline, guarantees normal operations such as utility tunnel internal line.

The invention is further configured to: the outer wall of inner tube is provided with the fixed block along its axial fixity, two dovetails have been seted up along self length direction on the fixed block, the diapire of connecting plate is fixed to be provided with the forked tail piece of being connected with the dovetail slides, the both ends of dovetail seal the setting, the elastic component is for setting up the reset spring in the dovetail, reset spring's one end is contradicted with the forked tail piece, and the other end is contradicted with the lateral wall that another dovetail was kept away from to the dovetail.

Implement above-mentioned technical scheme, dovetail and forked tail piece cooperation play the purpose that prevents the connecting plate and break away from the fixed block, when receiving the impact and producing horizontal axial displacement, the forked tail piece slides along the dovetail, and reset spring is compressed, plays the effect of hindrance, treats after the impact, and reset spring orders about forked tail piece automatic re-setting.

The invention is further configured to: the middle part of the fixed block is provided with an arc-shaped groove along the length direction of the fixed block, the side wall of the connecting plate, which is close to the inner pipe, is provided with an installation groove along the radial direction of the inner pipe, and a sliding block connected with the arc-shaped groove in a sliding manner is arranged in the installation groove; the mounting groove is internally provided with a pressing spring used for driving the sliding block to be tightly abutted against the arc-shaped groove, one end of the pressing spring is abutted against the bottom wall of the mounting groove, and the other end of the pressing spring is abutted against the sliding block.

Implement above-mentioned technical scheme, when receiving the impact and when producing horizontal displacement, the slider slides along the arc wall, and the diapire of arc wall and the interval between the connecting plate reduce gradually, support the pressure spring and compressed, weaken the axial impact force that the inner tube received, improve the performance of shocking resistance.

The invention is further configured to: and the side wall of the sliding block close to the arc-shaped groove is embedded with a ball which is in rolling contact with the arc-shaped groove.

Implement above-mentioned technical scheme, ball and arc wall rolling contact reduce frictional resistance, treat not receive the impact back, make the slider slide the least significant end of arc wall more easily to realize automatic re-setting.

The invention is further configured to: the connecting plate comprises a pressure spring, a mounting plate and a movable plate sleeved on the mounting plate in a sliding manner, the mounting plate is arranged on the inner pipe, and the outer pipe is fixedly arranged at one end of the movable plate far away from the mounting plate; the pressure spring sets up in the fly leaf, the one end and the mounting panel butt of pressure spring, the other end and fly leaf butt.

Implement above-mentioned technical scheme, during the installation, the outer tube is contradicted with the pore wall of hole, when receiving the air attack when strikeing, transmits the impact force for the fly leaf through the outer tube, and the fly leaf atress moves to the mounting panel to the compression pressure spring, the pressure spring plays the effect of absorbing the impact force that weakens, reduces the impact force that inner tube and inner tube interior pipeline received.

The invention is further configured to: the mounting plate and the movable plate are provided with anti-falling parts for preventing the movable plate from separating from the mounting plate.

Implement above-mentioned technical scheme, the setting of anticreep portion plays the effect that prevents the fly leaf and break away from the mounting panel.

The invention is further configured to: the anti-falling part comprises a convex block fixedly arranged at one end of the mounting plate extending into the movable plate and a surrounding edge fixedly arranged at one end of the movable plate close to the mounting plate.

Implement above-mentioned technical scheme, the elasticity of pressure spring orders about the fly leaf to keeping away from the direction motion of mounting panel, and when the lug contradicted with the surrounding edge, the fly leaf position was injectd, played the effect that prevents the fly leaf and break away from the mounting panel.

The invention is further configured to: the two ends of the inner pipe and the outer pipe are fixedly connected through sealing rings, and a water stop ring is fixedly arranged on the outer pipe.

By implementing the technical scheme, the two ends of the outer pipe and the inner pipe are sealed by the sealing rings, so that gas is effectively prevented from passing through the unit partition wall through a gap between the outer pipe and the inner pipe, and the sealing effect of the hole is improved; and the water stop ring further increases the sealing effect between the outer pipe and the hole.

The invention is further configured to: flanges are arranged at two ends of the outer pipe, and the sealing rings are fixedly connected with the inner pipe and the outer pipe through bolts.

According to the technical scheme, the sealing rings are connected through the bolts, so that the sealing rings can be conveniently mounted, dismounted and maintained.

In summary, compared with the prior art, the beneficial effects of the invention are as follows:

when one or more protection units suffer from air attack, striking and damage, part of important pipelines in the comprehensive cabin can be quickly converted into a spare cabin, so that the spare cabin can maintain basic operation during emergency maintenance; the energy dissipation protective closed sleeve is arranged to protect the pipeline, so that the pipeline is effectively prevented from being damaged due to impact when the comprehensive pipe rack body is subjected to air attack, and normal operation of the pipeline in the comprehensive pipe rack body is ensured;

when the comprehensive pipe rack body is impacted by air attack, the outer pipe and the connecting plate axially move relative to the inner pipe, the elastic part plays a role in blocking, the impact force is absorbed and weakened, the pipeline is protected, and normal operation of pipelines and the like in the comprehensive pipe rack is guaranteed;

when receiving the air attack and strike, transmit the fly leaf with the impact force through the outer tube, the fly leaf atress moves to the mounting panel to the compression pressure spring, the pressure spring plays the effect that absorbs and weakens the impact force, reduces the impact force that inner tube and inner tube interior pipeline received.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a cross-sectional view of a first layer of the present invention;

figure 3 is a schematic structural view of the energy dissipating protective containment casing of the present invention;

figure 4 is a cross-sectional view of the energy dissipating protective containment sleeve of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 4.

Reference numerals: 1. a pipe gallery body; 11. a comprehensive cabin; 111. an electrical power line; 112. a water delivery pipe; 12. producing a matched cabin; 121. a waste pipe; 122. a material conveying channel; 13. a standby cabin; 14. an emergency passageway cabin; 141. a transport vehicle; 2. a unit partition wall; 21. a hole; 3. a seal ring; 31. a bolt; 4. a water stop ring; 5. energy dissipation protective closed casing pipes; 51. an inner tube; 52. a connecting plate; 521. a pressure spring; 522. mounting a plate; 5221. a dovetail block; 523. a movable plate; 53. an outer tube; 531. a flange; 6. an anti-drop part; 61. a bump; 62. surrounding edges; 7. a fixed block; 71. an arc-shaped slot; 72. mounting grooves; 721. a slider; 7211. a ball bearing; 722. pressing the spring; 73. a dovetail groove; 731. a return spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figure 1, the utility tunnel of the supporting protection system is prevented to people of taking of high-grade civil defense target, including the utility tunnel body 1, utility tunnel body 1 is provided with first layer and second floor from top to bottom, and the first layer is provided with comprehensive cabin 11 and the supporting cabin 12 of production, and the second floor is provided with reserve cabin 13 and emergency channel cabin 14, and the section of utility tunnel body 1 is "field" style of calligraphy structure. An electric power pipeline 111 and a water delivery pipe 112 are laid in the comprehensive cabin 11, a production wastewater pipe 121 and a material delivery channel 122 are arranged in the production matching cabin 12, and a transport vehicle 141 is arranged in the emergency channel cabin 14.

As shown in fig. 2 and 3, the first layer is provided with unit partition walls 2 at intervals along the length direction, which divide the first layer into a plurality of protection units; a hole 21 is formed in the unit partition wall 2, and an energy dissipation protective closed sleeve 5 for a pipeline to pass through is embedded in the hole 21. The energy dissipation protective closed casing 5 comprises an inner pipe 51, an outer pipe 53 and a connecting plate 52, wherein the outer pipe 53 and the inner pipe 51 are made of stainless steel, the connecting plate 52 is arranged on the inner pipe 51 in a sliding manner along the axial direction of the inner pipe 51, one end of the connecting plate 52 far away from the inner pipe 51 is fixedly connected with the outer pipe 53,

as shown in fig. 4 and 5, the outer wall of the inner tube 51 is fixedly provided with a fixed block 7 along the axial direction thereof, the fixed block 7 is provided with two dovetail grooves 73 along the length direction thereof, the bottom wall of the connecting plate 52 is fixedly provided with a dovetail block 5221 slidably connected with the dovetail grooves 73, and both ends of the dovetail grooves 73 are closed. The inner tube 51 is provided with an elastic member for blocking the connection plate 52 from sliding relative to the inner tube 51, the elastic member is a return spring 731 arranged in the dovetail groove 73, one end of the return spring 731 abuts against the dovetail block 5221, and the other end abuts against a side wall of the dovetail groove 73 away from the other dovetail groove 73.

When the utility tunnel body 1 is impacted by air attack, the outer pipe 53 and the connecting plate 52 axially move relative to the inner pipe 51, the dovetail block 5221 slides along the dovetail groove 73, the reset spring 731 is compressed to play a role in blocking, and meanwhile, the impact force is absorbed and weakened to play a role in protecting pipelines, so that the normal operation of the inner pipe 51 of the utility tunnel is ensured; after the impact is finished, the dovetail block 5221 is driven to automatically reset by the reset spring 731. The dovetail groove 73 is engaged with the dovetail block 5221 to prevent the connection plate 52 from being detached from the fixed block 7.

As shown in fig. 4 and 5, an arc-shaped groove 71 is formed in the middle of the fixed block 7 along the length direction of the fixed block 7, the arc-shaped groove 71 is located between the two dovetail grooves 73, an installation groove 72 is formed in the side wall of the connecting plate 52 close to the inner tube 51 along the radial direction of the inner tube 51, and a sliding block 721 connected with the arc-shaped groove 71 in a sliding manner is arranged in the installation groove 72; the slider 721 is embedded with a ball 7211 in rolling contact with the arc-shaped groove 71 near the side wall of the arc-shaped groove 71 to reduce friction resistance, and after the slider 721 is not impacted, the slider 721 can slide to the lowest end of the arc-shaped groove 71 more easily to realize automatic reset. A pressing spring 722 for driving the sliding block 721 to tightly abut against the arc-shaped groove 71 is arranged in the mounting groove 72, one end of the pressing spring 722 abuts against the bottom wall of the mounting groove 72, and the other end of the pressing spring abuts against the sliding block 721.

When the horizontal displacement is generated by the impact, the sliding block 721 slides along the arc-shaped groove 71, the distance between the bottom wall of the arc-shaped groove 71 and the connecting plate 52 is gradually reduced, the pressing spring 722 is compressed, the axial impact force on the inner tube 51 is weakened, and the impact resistance performance is improved.

As shown in fig. 4 and 5, the connecting plate 52 includes a compression spring 521, a mounting plate 522 and a movable plate 523 slidably sleeved on the mounting plate 522, the mounting plate 522 is disposed on the inner tube 51, and the outer tube 53 is fixedly disposed at one end of the movable plate 523 away from the mounting plate 522; the compression spring 521 is disposed in the movable plate 523, and one end of the compression spring 521 abuts against the mounting plate 522 and the other end abuts against the movable plate 523.

When the shock absorber is installed, the outer pipe 53 is abutted against the wall of the hole 21, when the shock absorber is hit by air, impact force is transmitted to the movable plate 523 through the outer pipe 53, the movable plate 523 is stressed to move towards the installation plate 522, the pressure spring 521 is compressed, the pressure spring 521 plays a role in absorbing and weakening impact force, and the impact force on the inner pipe 51 and the inner pipe 51 line of the inner pipe 51 is reduced.

As shown in fig. 4 and 5, the mounting plate 522 and the movable plate 523 are provided with a retaining portion 6 for preventing the movable plate 523 from being separated from the mounting plate 522, the retaining portion 6 includes a protrusion 61 fixedly disposed at one end of the mounting plate 522 extending into the movable plate 523, and a surrounding edge 62 fixedly disposed at one end of the movable plate 523 close to the mounting plate 522; the elastic force of the compressed spring 521 drives the movable plate 523 to move away from the mounting plate 522, and when the protrusion 61 abuts against the surrounding edge 62, the position of the movable plate 523 is limited, so as to prevent the movable plate 523 from separating from the mounting plate 522.

As shown in fig. 3, the inner pipe 51 and the outer pipe 53 are fixedly connected at both ends thereof by a seal ring 3, a water stop ring 4 is fixedly provided on the outer pipe 53, flanges 531 are provided at both ends of the outer pipe 53, and the seal ring 3 is fixedly connected to the inner pipe 51 and the outer pipe 53 by bolts 31. The aperture of the middle through hole of the sealing ring 3 is equal to the inner diameter of the inner tube 51, and the sealing ring 3 is respectively attached to the end parts of the outer tube 53 and the inner tube 51 to improve the sealing effect. The sealing ring 3 can be made of metal, but the rigidity of the sealing ring 3 is less than that of the outer pipe 53 and the inner pipe 51, and the brittleness of the sealing ring 3 is larger, so that the sealing ring 3 can be cracked when being subjected to larger impact, and the inner pipe 51 and the outer pipe 53 can slide relatively; the sealing ring 3 may also be made of rubber, which has a certain ductility and will not break when impacted, and the outer tube 53 and the inner tube 51 may also move relatively.

The two ends of the outer pipe 53 and the inner pipe 51 are sealed by the sealing rings 3, so that gas is effectively prevented from passing through the unit partition wall 2 through the gap between the outer pipe 53 and the inner pipe 51, and the sealing effect of the hole 21 is improved; and the water stop ring 4 further increases the sealing effect between the outer tube 53 and the hole 21. And the connection of the sealing ring 3 is realized through the bolt 31, so that the installation, the disassembly and the maintenance of the sealing ring 3 can be facilitated.

When in use: the comprehensive pipe gallery comprises a comprehensive pipe gallery body 1, a plurality of protection units and a spare cabin 13, wherein the comprehensive pipe gallery body 1 is divided into the protection units through unit partition walls 2, when one or more protection units are damaged by air attack, important pipelines in the comprehensive cabin 11 can be quickly converted into the spare cabin 13, and basic operation can be maintained during rush repair; and through setting up energy dissipation protection seal sleeve 5, play the effect to the pipeline protection, prevent effectively that utility tunnel body 1 from receiving when the air attack the pipeline receives the impact and damage, guarantee normal operations such as 51 lines in utility tunnel body 1.

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

1. The utility model provides a supporting comprehensive pipe gallery of taking people to prevent protection system of target is prevented to high-grade civil defense, includes pipe gallery body (1), its characterized in that: the comprehensive pipe rack is characterized in that a first layer and a second layer are arranged on the comprehensive pipe rack body (1) from top to bottom, the first layer is provided with a comprehensive cabin (11) and a production matching cabin (12), the second layer is provided with a standby cabin (13) and an emergency channel cabin (14), and the first layer is provided with unit partition walls (2) which divide the first layer into a plurality of protection units at intervals along the length direction; holes (21) are formed in the unit partition walls (2), and energy dissipation protective closed sleeves (5) for pipelines to pass through are embedded in the holes (21);

the energy dissipation protection closed casing (5) comprises an inner pipe (51), an outer pipe (53) and a connecting plate (52), the connecting plate (52) is arranged on the inner pipe (51) in a sliding mode along the axial direction of the inner pipe (51), one end, far away from the inner pipe (51), of the connecting plate (52) is fixedly connected with the outer pipe (53), and an elastic piece used for preventing the connecting plate (52) from sliding relative to the inner pipe (51) is arranged on the inner pipe (51);

the outer wall of inner tube (51) is provided with fixed block (7) along its axial fixity, two dovetail (73) have been seted up along self length direction on fixed block (7), the diapire of connecting plate (52) is fixed to be provided with dovetail (5221) of being connected with dovetail (73) slide, the both ends of dovetail (73) are sealed and are set up, the elastic component is reset spring (731) that sets up in dovetail (73), reset spring (731)'s one end is contradicted with dovetail (5221), and the other end is contradicted with the lateral wall that another dovetail (73) was kept away from in dovetail (73).

2. The utility model provides a comprehensive pipe gallery of supporting area people of high-grade civil defense target protection system of claim 1 which characterized in that: an arc-shaped groove (71) is formed in the middle of the fixed block (7) along the length direction of the fixed block (7), an installation groove (72) is formed in the side wall, close to the inner pipe (51), of the connecting plate (52) along the radial direction of the inner pipe (51), and a sliding block (721) connected with the arc-shaped groove (71) in a sliding mode is arranged in the installation groove (72) in the sliding mode; a pressing spring (722) used for driving the sliding block (721) to be tightly abutted against the arc-shaped groove (71) is arranged in the mounting groove (72), one end of the pressing spring (722) is abutted against the bottom wall of the mounting groove (72), and the other end of the pressing spring is abutted against the sliding block (721).

3. The utility model provides a comprehensive pipe gallery of supporting area people of high-grade civil defense target protection system of claim 2 which characterized in that: the side wall of the sliding block (721) close to the arc-shaped groove (71) is embedded with a ball (7211) which is in rolling contact with the arc-shaped groove (71).

4. The utility model provides a comprehensive pipe gallery of supporting area people of high-grade civil defense target protection system of claim 1 which characterized in that: the connecting plate (52) comprises a pressure spring (521), a mounting plate (522) and a movable plate (523) which is sleeved on the mounting plate (522) in a sliding manner, the mounting plate (522) is arranged on the inner pipe (51), and the outer pipe (53) is fixedly arranged at one end, far away from the mounting plate (522), of the movable plate (523); the pressure spring (521) is arranged in the movable plate (523), one end of the pressure spring (521) is abutted against the mounting plate (522), and the other end of the pressure spring (521) is abutted against the movable plate (523).

5. The utility model provides a comprehensive pipe gallery of supporting area people of high-grade civil defense target protection system of claim 4 which characterized in that: the mounting plate (522) and the movable plate (523) are provided with anti-falling parts (6) for preventing the movable plate (523) from falling off the mounting plate (522).

6. The utility model provides a comprehensive pipe gallery of supporting area people of high-grade civil defense target protection system of claim 5 which characterized in that: the anti-falling part (6) comprises a bump (61) fixedly arranged at one end of the mounting plate (522) extending into the movable plate (523) and a surrounding edge (62) fixedly arranged at one end of the movable plate (523) close to the mounting plate (522).

7. The utility tunnel of the high-grade civil defense target supporting personal defense system according to any one of claims 2 to 6, characterized in that: the two ends of the inner pipe (51) and the outer pipe (53) are fixedly connected through a sealing ring (3), and a water stop ring (4) is fixedly arranged on the outer pipe (53).

8. The utility tunnel of the complete set of people who takes of high-grade civil defense target protection system of claim 7, characterized in that: flanges (531) are arranged at two ends of the outer pipe (53), and the sealing ring (3) is fixedly connected with the inner pipe (51) and the outer pipe (53) through bolts (31).