CN207348892U - A kind of shield-tunneling construction ventilation constant temperature system - Google Patents
A kind of shield-tunneling construction ventilation constant temperature system Download PDFInfo
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- CN207348892U CN207348892U CN201721410602.XU CN201721410602U CN207348892U CN 207348892 U CN207348892 U CN 207348892U CN 201721410602 U CN201721410602 U CN 201721410602U CN 207348892 U CN207348892 U CN 207348892U
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Abstract
Divulge information constant temperature system the utility model discloses a kind of shield-tunneling construction, including into air duct, chimney fan and cooling device；Cooling device includes connecting tube, level-one distribution pipe, secondary distribution pipe, water service pipe, level-one cooling tube and secondary cooling pipe；With being connected into air duct outlet, rear end and the chimney fan inlet communication of connecting tube, level-one distribution pipe with cold water inlet, secondary distribution pipe is connected with cold water outlet pipe for the front end of connecting tube.The utility model input cost simple in structure is few；Cross the setting of level-one cooling device and two level cooling device, institute's construction tunnel air is cooled down, guarantee personnel carry out operation in the environment of proper temperature, be conducive to the health of operating personnel, while be conducive to improve construction efficiency, the setting with secondary distribution pipe is set by level-one distribution pipe, it is opposite with into the flow direction into air duct air to make to enter the flow direction of cooling water in cooling device, increase to entering the path into the air cooling-down of air duct, good cooling effect.
Description
Technical field
The utility model belongs to Shield Construction Technique field, more particularly, to a kind of shield-tunneling construction ventilation constant temperature system.
Background technology
Shield method (Shield Method) is a kind of Fully-mechanized construction method in shallow mining method, it is by shield
Machinery promotes in ground, and supporting surrounding country rock by shield shell and section of jurisdiction prevents toward caving in tunnel, while is opening
Side carries out soil excavation with topping machanism in face of digging, and by being unearthed, machinery is transported outside hole, by jack in rear pressurization jacking, and
Assembled precast concrete section of jurisdiction, forms a kind of mechanized construction method of tunnel structure.
During shield-tunneling construction, with the increase of driving mileage, heat and tunnel air flowing that the operating of shield machine host produces
Slowly, temperature in tunnel is caused to steeply rise, personnel work very hot in tunnel, and the air of breathing is also stale, to personnel
Health impact, while construction efficiency can be substantially reduced.
Utility model content
The technical problem to be solved by the utility model is to for above-mentioned deficiency of the prior art, there is provided a kind of shield
Construction ventilation constant temperature system, the system was by setting level-one cooling device and two level cooling device, by institute's construction tunnel air
Cooling down, guarantee personnel carry out operation in the environment of proper temperature, are conducive to the health of operating personnel, while favorably
In improving construction efficiency, by setting level-one distribution pipe and secondary distribution pipe, make the flowing side for entering cooling water in cooling device
To with entering into the flow direction of air duct air on the contrary, increase is to entering the path into the air cooling-down of air duct, good cooling effect.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of shield-tunneling construction ventilation constant temperature system
System, it is characterised in that：Including into air duct, chimney fan and being arranged on described into the cooling device between air duct and chimney fan；
The cooling device includes connecting tube, is sleeved on the level-one distribution pipe of the connecting tube front end outer side, is sleeved on institute
State the secondary distribution pipe on the outside of connecting tube rear end, be arranged on the water flowing laid with the connecting tube inside the connecting tube and coaxially
Manage, be arranged on the water service pipe front end outer side and along its circumferential radial laying multiple level-one cooling tubes and be arranged on described
On the outside of water service pipe rear end and along multiple secondary cooling pipes of its circumferential radial laying；The rear end of the connecting tube with it is described into
Air duct outlet, the front end of the connecting tube and the chimney fan inlet communication, the level-one distribution pipe and cold water inlet
Connection, the secondary distribution pipe are connected with cold water outlet pipe, and one end of multiple level-one cooling tubes connects with level-one distribution pipe
Logical, the other end of multiple level-one cooling tubes is connected with the water service pipe, one end of multiple secondary cooling pipes with
Secondary distribution pipe connects, and the other end of multiple secondary cooling pipes connect with the water service pipe, the level-one distribution pipe with
Secondary distribution pipe is ring pipe, and the level-one distribution pipe and level-one cooling tube are constituted and cooled down to institute's construction tunnel air
Level-one cooling device, the secondary distribution pipe and secondary cooling pipe constitute the two level to cool down to institute's construction tunnel air
Cooling device.
A kind of above-mentioned shield-tunneling construction ventilation constant temperature system, it is characterized in that：The connecting tube includes and the chimney fan import
The level-one cooling supporting sleeve of connection, cool down with the two level into air duct outlet supporting sleeve and both ends respectively with the level-one
Cool down supporting sleeve, the connection flexible pipe of two level cooling supporting sleeve connection, level-one cooling supporting sleeve, two level cooling supporting sleeve and the company
The section for connecing hose is circle, and the level-one distribution pipe is sleeved on the outside of the level-one cooling supporting sleeve, two fraction
Pipe arrangement is sleeved on the outside of the two level cooling supporting sleeve.
A kind of above-mentioned shield-tunneling construction ventilation constant temperature system, it is characterized in that：The water service pipe includes and the level-one cooling tube
The level-one water flowing tube segment of connection and connected with the level-one water flowing tube segment and two level water flowing tube segment in its rear be set,
The two level water flowing tube segment is connected with the secondary cooling pipe, the level-one water flowing tube segment and the two level water flowing tube coupling
Section passes through flanged joint.
A kind of above-mentioned shield-tunneling construction ventilation constant temperature system, it is characterized in that：The level-one water flowing tube segment and two level water service pipe
The check valve that control enters cooling water in the water service pipe is provided between segment.
The utility model has the following advantages compared with prior art：
1. the utility model includes into air duct, chimney fan and is arranged on into the cooling device between air duct and chimney fan；Knot
Structure is simple and input cost is few.
2. by the setting of level-one cooling device and two level cooling device, institute's construction tunnel air is cooled down, is ensured
Personnel carry out operation in the environment of proper temperature, are conducive to the health of operating personnel, while are conducive to improve construction effect
Rate.
After 3. cooling device includes connecting tube, is sleeved on the level-one distribution pipe of connecting tube front end outer side, is sleeved on connecting tube
Before holding the secondary distribution pipe in outside, being arranged on the water service pipe laid with connecting tube inside connecting tube and coaxially, be arranged on water service pipe
End outside and along its circumferential radial laying multiple level-one cooling tubes and be arranged on the outside of water service pipe rear end and along its circumferential direction
Multiple secondary cooling pipes of radial laying, make to enter the flow direction of cooling water in cooling device and enter into air duct air
Flow direction on the contrary, increase to enter into air duct air cooling-down path, good cooling effect.
In conclusion the utility model input cost simple in structure is few；Cross level-one cooling device and two level cooling device
Set, institute's construction tunnel air is cooled down, guarantee personnel carry out operation in the environment of proper temperature, are conducive to operation people
Member health, while be conducive to improve construction efficiency, by level-one distribution pipe set and secondary distribution pipe setting, make into
Enter the flow direction of cooling water in cooling device and enter into the flow direction of air duct air on the contrary, increase is to entering into air duct
The path of air cooling-down, good cooling effect.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the left view of Fig. 1.
Description of reference numerals:
1-into air duct；2-chimney fan；3-level-one cools down supporting sleeve；
4-two level cools down supporting sleeve；5-level-one distribution pipe；6-secondary distribution pipe；
7-connection flexible pipe；8-level-one cooling tube；9-secondary cooling pipe；
10-cold water inlet；11-cold water outlet pipe；12-level-one water flowing tube segment；
13-two level water flowing tube segment；14-check valve.
Embodiment
A kind of shield-tunneling construction ventilation constant temperature system as shown in Figure 1 and Figure 2, including into air duct 1, chimney fan 2 and it is arranged on institute
State into the cooling device between air duct 1 and chimney fan 2；
The cooling device includes connecting tube, is sleeved on the level-one distribution pipe 5 of the connecting tube front end outer side, is sleeved on institute
The secondary distribution pipe 6 on the outside of connecting tube rear end is stated, is arranged on inside the connecting tube and is coaxially laid with the connecting tube logical
Water pipe, be arranged on the water service pipe front end outer side and along its circumferential radial laying multiple level-one cooling tubes 8 and be arranged on
On the outside of the water service pipe rear end and along multiple secondary cooling pipes 9 of its circumferential radial laying；The rear end of the connecting tube with
It is described into 1 outlet of air duct, the front end of the connecting tube and 2 inlet communication of chimney fan, the level-one distribution pipe 5 with it is cold
Water water inlet pipe 10 connects, and the secondary distribution pipe 6 is connected with cold water outlet pipe 11, and one end of multiple level-one cooling tubes 8 is equal
Connected with level-one distribution pipe 5, the other end of multiple level-one cooling tubes 8 is connected with the water service pipe, multiple two levels
One end of cooling tube 9 is connected with secondary distribution pipe 6, and the other end of multiple secondary cooling pipes 9 connects with the water service pipe
Logical, the level-one distribution pipe 5 and secondary distribution pipe 6 are ring pipe, and the level-one distribution pipe 5 and level-one cooling tube 8 constitute
The level-one cooling device to cool down to institute's construction tunnel air, the secondary distribution pipe 6 and secondary cooling pipe 9 are constituted to institute
The two level cooling device that construction tunnel air cools down.
In actual use, by the setting of the level-one cooling device and two level cooling device, by institute's construction tunnel air
Cooling down, guarantee personnel carry out operation in the environment of proper temperature, are conducive to the health of operating personnel, while favorably
In raising construction efficiency.
In actual use, the level-one distribution pipe 5 is arranged on the connecting tube front end outer side, and by the secondary distribution
Pipe 6 is arranged on the outside of the rear end of the connecting tube, is made into described in the flow direction of cooling water in the cooling device and entrance
Into the flow direction of 1 air of air duct on the contrary, increasing the path to entering the air cooling-down into air duct 1, good cooling effect.
In actual use, the construction recirculated water when cooling water is shield-tunneling construction, convenient material drawing and using effect is good.
In actual use, after the cooling water enters the level-one distribution pipe 5 by the cold water inlet 10, by institute
State level-one cooling tube 8 to connect with the level-one distribution pipe 5, and the level-one cooling tube 8 is laid along the circumferential direction of water service pipe, then can
Ensure that level-one distribution pipe 5 enters cooling water distribution in each level-one cooling tube 8, so that described into air duct to entering
1 air carries out level-one cooling, then the cooling water by the connecting tube into people's secondary cooling pipe 9, to described in entrance
Air into air duct 1 carries out two level cooling, and the last cooling water is flowed by the secondary distribution pipe 6 from cold water outlet pipe 11
Go out, easy to operate and good cooling effect, can ensure the air circulation and air quality of table in institute's construction tunnel, be conducive to construct
The health of personnel and the operational efficiency for improving Suporting structure.
In actual use, described calculated into the diameter of air duct 1 and chimney fan 2 according to calculation of air quantity and blast gauge carries out really
Fixed, in the present embodiment, the diameter into air duct 1 and chimney fan 2 is φ 60cm~φ 100cm.
It should be noted that during practice of construction, conveyed into the air into air duct 1 by wind turbine, preferably
The wind turbine in the present embodiment is axial fan, because axial fan disclosure satisfy that air quantity is big, noise is small, operation is steady
It is fixed, simple in structure, be easily installed can but connect it is described into air is sent into the features such as specifying region after air duct 1.
In actual use, when the cooling water enters the cold water inlet 10, inputted, protected by way of pumping
Demonstrate,proving the cooling water has pressure.
In actual use, the level-one cooling tube 8 and secondary cooling pipe 9 are highly heat-conductive material cooling tube, and multiple institutes
9 structure size all same of level-one cooling tube 8 and multiple secondary cooling pipes is stated, in actual use, multiple level-one coolings
Pipe 8 is divided to for two groups, and level-one cooling tube 8 described in two groups is laid along the length direction of the water service pipe, level-one cooling tube 8 described in every group
Laid along the circumferential direction of the water service pipe, laying mode and the level-one cooling tube 8 of multiple secondary cooling pipes 9
Laying mode is identical, it is therefore an objective to increases the cooling water and enters the contact area of the air into air duct 1, ensures cooling effect
Fruit.
In the present embodiment, the connecting tube includes cooling down supporting sleeve 3 and institute with the level-one of 2 inlet communication of chimney fan
The two level stated into 1 outlet of air duct cools down supporting sleeve 4 and both ends and cools down branch with level-one cooling supporting sleeve 3, two level respectively
The connection flexible pipe 7 that support set 4 connects, the section of the level-one cooling supporting sleeve 3, two level cooling supporting sleeve 4 and connection flexible pipe 7 are
Circle, the level-one distribution pipe 5 are sleeved on the outside of the level-one cooling supporting sleeve 3, and the secondary distribution pipe 6 is sleeved on described
Two level cools down the outside of supporting sleeve 4.
In actual use, it is respectively to described one to set the level-one cooling supporting sleeve 3 and two level cooling 4 purpose of supporting sleeve
Level distribution pipe 5 and secondary distribution pipe 6 be supported, due in the level-one distribution pipe 5 and secondary distribution pipe 6 respectively with cold water into
Water pipe 10 and cold water outlet pipe 11 connect, therefore enter the level-one distribution pipe 5 and the cooling water in secondary distribution pipe 6
Weight is larger, then needs the connecting tube to need enough strength and stiffness, therefore the front and rear of the connecting tube is divided
Level-one cooling supporting sleeve 3 and two level cooling supporting sleeve 4 are not arranged to.
It should be noted that level-one is cooled down connection flexible pipe 7, mesh are arranged between supporting sleeve 3 and two level cooling supporting sleeve 4
Be：While the connecting tube strength and stiffness are ensured, mitigate the dead weight of the connecting tube；Level-one cools down 3 He of supporting sleeve
Two level cooling supporting sleeve 4 is steel pipe, costly, the low cost of connection flexible pipe 7, economical height.
In the present embodiment, the connecting tube with into air duct 1 and chimney fan 2 be flanged joint.
It should be noted that level-one cooling supporting sleeve 3, connection flexible pipe 7 and two level cooling supporting sleeve 4 in the connecting tube
Between, the connecting tube with being preferably flanged joint into air duct 1 and chimney fan 2, connection is reliable, and leakproofness is high.
In the present embodiment, the water service pipe include the level-one water flowing tube segment 12 that is connected with the level-one cooling tube 8 and with
The level-one water flowing tube segment 12 connects and sets two level water flowing tube segment 13 in its rear, the two level water flowing tube segment 13
Connected with the secondary cooling pipe 9, the level-one water flowing tube segment 12 and the two level water flowing tube segment 13 are connected by flange
Connect.
In the present embodiment, control is provided between the level-one water flowing tube segment 12 and two level water flowing tube segment 13 and enters institute
State the check valve 14 of cooling water in water service pipe.
In actual use, pressure is respectively provided with into the cooling water of the water service pipe, and the cooling water will pass through institute
State after level-one cooling tube 8 enters water service pipe and enter back into two level water flowing tube segment 13, therefore removing for the water service pipe cools down with level-one
Outside pipe 8 is connected with secondary cooling pipe 9, remaining position must seal.
In actual use, check valve 14 is set between the level-one water flowing tube segment 12 and two level water flowing tube segment 13,
Purpose is the cooling aqueous reflux prevented in two level water flowing tube segment 13, into level-one water flowing tube segment 12, influences cooling effect
Fruit.
The above, is only the preferred embodiment of the utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (4)
- The constant temperature system 1. a kind of shield-tunneling construction is divulged information, it is characterised in that：Including into air duct (1), chimney fan (2) and being arranged on described Cooling device between air duct (1) and chimney fan (2)；The cooling device include connecting tube, be sleeved on the level-one distribution pipe (5) of the connecting tube front end outer side, be sleeved on it is described Secondary distribution pipe (6) on the outside of connecting tube rear end, be arranged on inside the connecting tube and coaxially laid with the connecting tube logical Water pipe, be arranged on the water service pipe front end outer side and multiple level-one cooling tubes (8) along its circumferential radial laying and setting On the outside of the water service pipe rear end and along multiple secondary cooling pipes (9) of its circumferential radial laying；After the connecting tube End is with described into air duct (1) outlet, the front end of the connecting tube and the chimney fan (2) inlet communication, a fraction Pipe arrangement (5) is connected with cold water inlet (10), and the secondary distribution pipe (6) connects with cold water outlet pipe (11), and multiple described one One end of level cooling tube (8) is connected with level-one distribution pipe (5), the other ends of multiple level-one cooling tubes (8) with it is described Water service pipe connects, and one end of multiple secondary cooling pipes (9) is connected with secondary distribution pipe (6), multiple two level coolings The other end of pipe (9) is connected with the water service pipe, and the level-one distribution pipe (5) and secondary distribution pipe (6) are ring pipe, institute State level-one distribution pipe (5) and level-one cooling tube (8) constitutes the level-one cooling device to cool down to institute's construction tunnel air, institute State secondary distribution pipe (6) and secondary cooling pipe (9) constitutes the two level cooling device to cool down to institute's construction tunnel air.
- A kind of 2. shield-tunneling construction ventilation constant temperature system described in accordance with the claim 1, it is characterised in that：The connecting tube include with The level-one cooling supporting sleeve (3) of chimney fan (2) inlet communication and the two level into air duct (1) outlet cool down branch The connection flexible pipe (7) that support set (4) and both ends are connected with level-one cooling supporting sleeve (3), two level cooling supporting sleeve (4) respectively, The section of the level-one cooling supporting sleeve (3), two level cooling supporting sleeve (4) and connection flexible pipe (7) is circle, a fraction Pipe arrangement (5) is sleeved on the outside of the level-one cooling supporting sleeve (3), and the secondary distribution pipe (6) is sleeved on the two level cooling The outside of supporting sleeve (4).
- 3. according to a kind of shield-tunneling construction ventilation constant temperature system described in claim 1 or 2, it is characterised in that：The water service pipe bag Include the level-one water flowing tube segment (12) connected with the level-one cooling tube (8) and connected with the level-one water flowing tube segment (12) and Two level water flowing tube segment (13) in its rear is set, the two level water flowing tube segment (13) with the secondary cooling pipe (9) Connection, the level-one water flowing tube segment (12) and the two level water flowing tube segment (13) pass through flanged joint.
- A kind of 4. shield-tunneling construction ventilation constant temperature system described in accordance with the claim 3, it is characterised in that：The level-one water flowing tube coupling The check valve (14) that control enters cooling water in the water service pipe is provided between section (12) and two level water flowing tube segment (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410602.XU CN207348892U (en) | 2017-10-27 | 2017-10-27 | A kind of shield-tunneling construction ventilation constant temperature system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410602.XU CN207348892U (en) | 2017-10-27 | 2017-10-27 | A kind of shield-tunneling construction ventilation constant temperature system |
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| CN207348892U true CN207348892U (en) | 2018-05-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608043A (en) * | 2019-10-29 | 2019-12-24 | 中铁工程服务有限公司 | Cooling and ventilating hybrid system of shield machine |
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2017
- 2017-10-27 CN CN201721410602.XU patent/CN207348892U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608043A (en) * | 2019-10-29 | 2019-12-24 | 中铁工程服务有限公司 | Cooling and ventilating hybrid system of shield machine |
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