CN214196779U - High altitude expressway tunnel ventilation equipment installation device - Google Patents

Abstract

The utility model relates to a high altitude expressway tunnel ventilation equipment installation device, it includes the fixing base of fixed mounting at the tunnel top to and the mount pad that is used for installing efflux fan body, be provided with the buffering subassembly between fixing base and the mount pad, the both ends of efflux fan body all are provided with the auxiliary connection subassembly that is used for connecting the tunnel top. When efflux fan body vibrates, through the buffering subassembly between mount pad and the fixing base, effectively reduce the impact force of efflux fan body vibration in-process fixing base to tunnel wall, simultaneously, the supplementary coupling assembling at efflux fan body both ends can play supplementary drawing effect to efflux fan body when the fixing base is not hard up, and this application has the effect that the installation that improves efflux fan body is stable, the reliability.

Description

High altitude expressway tunnel ventilation equipment installation device

Technical Field

The application relates to the field of tunnel ventilation equipment installation, in particular to a high-altitude expressway tunnel ventilation equipment installation device.

Background

Along with the increase of the construction amount of expressways and urban underground traffic roads, the construction amount of tunnels or tunnel groups is more and more, and for short tunnels and tunnel groups, tunnel operation ventilation and fire prevention and smoke exhaust under emergency working conditions are realized, and jet fans are main ventilation equipment, so that the installation and use amount of the jet fans is more and more.

Usually, the jet fan is installed in the tunnel vault, through adopting the steel sheet of connecting with tunnel vault buried block and the direct welding mode of jet fan casing or adopting bolted connection mode, is connected with the buried block when tunnel civil engineering, and the most weight of jet fan is about 1000kg, and its dynamic load is more than 1.3 times of fan net weight, if the jet fan can not correctly install, will produce extra load to the buried block.

With respect to the related art among the above, there are the following drawbacks: along with efflux fan moves throughout the year, concrete structure around the embedded block can become flexible gradually, seriously influences the fixed strength of embedded block, and the vibrations volume when efflux fan moves in addition also can increase gradually, and the efflux fan has the danger of dropping, produces very big potential safety hazard to current vehicle and passenger.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability of efflux fan installation, this application provides a high altitude expressway tunnel ventilation equipment installation device.

The application provides a pair of high altitude expressway tunnel ventilation equipment installation device adopts following technical scheme:

the utility model provides a high altitude highway tunnel ventilation equipment installation device, includes the fixing base of fixed mounting at the tunnel top to and the mount pad that is used for installing efflux fan body, be provided with buffering subassembly between fixing base and the mount pad, the both ends of efflux fan body all are provided with the auxiliary connection subassembly that is used for connecting the tunnel top.

Through adopting above-mentioned technical scheme, at efflux fan body operation in-process, efflux fan body vibrates because of the air flow, through the buffering subassembly between mount pad and the fixing base, to the active impact force effective absorption between mount pad and the fixing base, effectively reduce the impact force of efflux fan body vibration in-process fixing base to the tunnel wall body, and simultaneously, when the fixing base is not hard up, the supplementary coupling assembling at efflux fan body both ends, can play supplementary lifting and drawing effect to the efflux fan body, effectively reduce the fixing base and bear the pulling force, improve the installation reliability and stability of efflux fan body.

Optionally, the buffering subassembly includes first elastic component, clamp plate and guide bar, the perpendicular rigid coupling of guide bar is at the roof of mount pad, the guide bar evenly is provided with many on the mount pad, the mounting groove has been seted up on the roof of fixing base, the bottom of mounting groove is equipped with the opening that runs through the fixing base, the coaxial slip of one end that the mount pad was kept away from to the guide bar is worn to establish in the opening, the one end and the clamp plate fixed connection that the guide bar is located the mounting groove, first elastic component cover is established on the guide bar, the one end and clamp plate fixed connection, the other end and the fixing base fixed connection of first elastic component, first elastic component is used for ordering about the clamp plate upward movement.

Through adopting above-mentioned technical scheme, when efflux fan body vibrates, drive the mount pad vibration, during the mount pad motion, through the opening activity of guide bar on the fixing base for clamp plate on the guide bar promotes first elastic component and moves in the mounting groove, and the vibration energy of mount pad is absorbed to first elastic component, thereby reduces the vibration that the fixing base received, and improves the installation stability of fixing base.

Optionally, a guide cylinder is fixedly connected to the bottom of the fixing seat, the guide rod coaxially penetrates through the guide cylinder, a ball is arranged on the inner wall of the guide cylinder, and the ball is in rolling contact with the outer wall of the lead rod.

Through adopting above-mentioned technical scheme, when the guide bar vibrates on the fixing base, the guide bar effectively reduces the guide bar vibration in-process and the frictional force between the fixing base with the ball rolling contact in the guide cylinder, effectively reduces the guide bar in the opening card shell possibility on the fixing base.

Optionally, the auxiliary connection assembly comprises a connection seat and an anchor cable, the connection seat is used for being fixedly connected with the top of the tunnel, one end of the anchor cable is fixedly connected with one end of the jet fan body, and the other end of the anchor cable is connected with the connection seat.

Through adopting above-mentioned technical scheme, fix the connecting seat at the top in tunnel, reuse the anchor rope and connect on the connecting seat to with the end connection of efflux fan body, when the fixing base is not hard up, the tip of efflux fan body can be dragged to the anchor rope, thereby plays supplementary effect of pulling of carrying to efflux fan body, improves the stability of efflux fan body.

Optionally, the anchor cable includes a fixed section and a movable section, the fixed section is connected with the connecting seat, the movable section is fixedly connected with the jet fan body, and the fixed section is connected with the movable section through a second elastic piece.

Through adopting above-mentioned technical scheme, when the fixing base is not hard up or even when the pine falls, efflux fan body pulling anchor rope makes the canned paragraph and the movable segment of anchor rope kept away from by the pulling, and the in-process is kept away from with the movable segment pulling to the canned paragraph, and elastic deformation appears in the second elastic component to at second elastic component deformation in-process, absorb the impact force of the sudden whereabouts of efflux fan body, improve connecting seat installation stability.

Optionally, be provided with the installation piece on the diapire of mount pad, the articulated mounting panel that is provided with on the installation piece, the articulated shaft level of mounting panel just is mutually perpendicular with the axis of efflux fan body, efflux fan body fixed mounting is on the mounting panel, be provided with on the mount pad and be used for restricting the spacing subassembly of mounting panel pivoted.

Through adopting above-mentioned technical scheme, when the installation angle of installation efflux fan body need be adjusted at installation efflux fan body in-process, through rotating the mounting panel, can drive the efflux angle deflection of efflux fan body, after the angle modulation to suitable position, the spacing subassembly of operation once more carries out spacing fixed to the mounting panel, can make mounting panel and efflux fan body installation fixed, and it is convenient to adjust.

Optionally, the limiting component comprises a first screw rod and two first limiting nuts, a sliding groove is formed in the bottom wall of the mounting seat along the axis direction of the jet fan body, the mounting block is connected in the sliding groove in a sliding mode, one side edge, away from the hinged shaft, of the mounting plate is hinged to one end of the first screw rod, the hinged shaft of the first screw rod is parallel to the hinged shaft of the mounting block, a first perforation is vertically formed in the mounting seat, the first screw rod is slidably arranged in the first perforation in a penetrating mode, the first limiting nut is connected to the first screw rod in a threaded mode, and the first limiting nut is located on two sides of the mounting seat.

Through adopting above-mentioned technical scheme, when rotating the mounting panel, slide and be located the first screw rod in the first perforation on the mount pad, adjust first screw rod bottom and stretch out first fenestrate length, first screw rod is when stretching out mount pad below length variation, through articulated with the mounting panel, promote the installation piece simultaneously and slide in the mount pad bottom, thereby change the angle of mounting panel, after mounting panel angle modulation is suitable, rotate two first stop nuts on the first screw rod respectively on first screw rod, make two first stop nuts butt respectively the roof and the diapire at the mount pad, can effectively restrict the efflux fan body rotation on mounting panel and the mounting panel, can adjust mounting panel turned angle wantonly, it is convenient to adjust.

Optionally, the bottom wall of the connecting seat is fixedly provided with a connecting block, a second through hole is formed in the connecting block along the axis direction of the jet fan body, a second screw rod is movably arranged in the second through hole in a penetrating mode, one end, far away from the jet fan body, of the anchor cable is fixedly connected with one end of the second screw rod, the second screw rod is connected with two second limiting nuts in a threaded mode, and the second limiting nuts are located on two sides of the connecting block.

Through adopting above-mentioned technical scheme, in efflux fan body installation angle adjustment process, loosen two stop nut on the second screw rod, after efflux fan body installation angle is confirmed, slip second screw rod pulling anchor rope to anchor rope keep approximate straight state, rotate two second stop nut again to with connecting block both sides butt, with second screw rod rigidity, can make efflux fan body after the pine falls, hold efflux fan body at once through the anchor rope at both ends, effectively reduce the impact force that the connecting seat received, further improve efflux extension installation reliability.

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

1. when the jet fan body vibrates, the impact force of the fixed seat on a tunnel wall body in the vibrating process of the jet fan body is effectively reduced through the buffer assembly between the mounting seat and the fixed seat, and meanwhile, the auxiliary connecting assemblies at the two ends of the jet fan body can play an auxiliary lifting role on the jet fan body when the fixed seat is loosened, so that the mounting stability and reliability of the jet fan body are improved;

2. when the fixed seat is loosened and even loosened, the jet fan body pulls the anchor cable, so that the fixed section and the movable section of the anchor cable are pulled away, the second elastic piece is elastically deformed in the process of pulling away the fixed section and the movable section, and the impact force of the sudden falling of the jet fan body is absorbed in the deformation process of the second elastic piece, so that the installation stability of the connecting seat is improved;

3. when the installation angle of the jet fan body needs to be adjusted in the installation process of the jet fan body, the jet angle of the jet fan body can be driven to deflect by rotating the installation plate, after the angle is adjusted to a proper position, the installation plate is operated again to limit and fix, the installation plate and the jet fan body can be installed and fixed, and the adjustment is convenient.

Drawings

Fig. 1 is a schematic view of the overall structure of a ventilator mounting apparatus according to an embodiment of the present application.

Fig. 2 is a partial sectional structural schematic view of a fixing seat of a ventilation device mounting apparatus according to an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a fixed seat; 2. a mounting seat; 21. mounting blocks; 22. mounting a plate; 23. a limiting component; 231. a first screw; 232. a first limit nut; 233. a chute; 3. a jet fan body; 4. a buffer assembly; 41. a first elastic member; 42. pressing a plate; 43. a guide bar; 44. mounting grooves; 45. a guide cylinder; 46. a ball bearing; 5. an auxiliary connection assembly; 51. a connecting seat; 511. connecting blocks; 512. a second screw; 513. a second limit nut; 52. an anchor cable; 521. a fixed section; 522. an active segment; 523. a second elastic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses high altitude expressway tunnel ventilation equipment installation device. Referring to fig. 1, the ventilation equipment installation device includes a fixed seat 1 fixedly installed at the top of the tunnel and an installation seat 2 for installing a jet flow fan body 3. The fixing seat 1 is connected with an anchoring bolt on the top wall of the tunnel and is installed on the top wall of the tunnel in an anchoring mode. Be connected through buffering subassembly 4 between mount pad 2 and the fixing base 1, the below of mount pad 2 is rotated and is installed mounting panel 22, and jet fan body 3 passes through bolt and mounting panel 22 fixed connection, and the axis of rotation of mounting panel 22 is mutually perpendicular with jet fan body 3's axis. The mounting base 2 is provided with a limiting component 23 for limiting the rotation of the mounting plate 22.

Referring to fig. 2 and 3, in the present embodiment, the cushion assembly 4 includes a first elastic member 41, a pressing plate 42, and a guide rod 43. The guide rods 43 are vertically welded and fixed on the top wall of the mounting base 2, and a plurality of guide rods 43 are uniformly distributed on the top wall of the mounting base 2, and the number of the guide rods 43 can be three or five. In this embodiment, four guide rods 43 are provided and distributed at four corners of the mounting base 2. Be equipped with mounting groove 44 on the roof of fixing base 1, the vertical opening that runs through fixing base 1 that is equipped with on the diapire of mounting groove 44, opening quantity is the same with guide bar 43 quantity, and the position one-to-one. Guide cylinders 45 with the same number as the guide rods 43 are welded and fixed on the bottom wall of the fixed seat 1, the guide cylinders 45 are coaxial with the openings in the base, and balls 46 are rotatably arranged on the inner wall of each guide cylinder 45. At least three balls 46 are uniformly arranged along the circumferential direction of the guide cylinder 45 at intervals, and a plurality of rows of balls 46 are arranged along the axial direction of the guide cylinder 45 at intervals. The guide rod 43 is arranged in the guide cylinder 45 in a penetrating manner, and one end of the guide rod 43, which is far away from the installation seat 2, extends into the installation groove 44 from an opening on the fixed seat 1. The pressing plate 42 is welded and fixed at the end part of the guide rod 43 extending into the mounting groove 44, the first elastic part 41 adopts a first spring, the first spring is sleeved on the guide rod 43, one end of the first spring is abutted against the bottom wall of the pressing plate 42, the other end of the first spring is abutted against the inner bottom wall of the mounting groove 44, and the first spring is used for pushing the pressing plate 42 to be away from the inner bottom wall of the mounting groove 44 in the mounting groove 44.

Referring to fig. 2 and 3, the limiting assembly 23 includes a first screw 231 and two first limiting nuts 232, a strip-shaped sliding groove 233 is formed in the vertical middle plane parallel to the axis of the jet fan on the bottom wall of the mounting base 2, and the cross section of the sliding groove 233 is T-shaped. The lower side of mount pad 2 is equipped with installation piece 21, and an organic whole is connected with the slider with spout 233 shape adaptation on the roof of installation piece 21, and the slider slides and connects in spout 233. Mounting panel 22 is articulated relation with installation piece 21, and on the roof of installation piece 21 one end was kept away from to mount pad 2, vertical set up the first perforation that supplies first screw rod 231 to pass, first screw rod 231 activity is worn to establish in first perforation, and the bottom of first screw rod 231 articulates on mounting panel 22 roof to the articulated shaft of first screw rod 231 is parallel and not collineation with the articulated shaft of mounting panel 22 on installation piece 21. At least threaded connection has two first limit nut 232 on one first screw 231, and two first limit nut 232 on the first screw 231 are through being located the top and the below of mount pad 2 respectively, and two first limit nut 232 are all fixed with mount pad 2 with first screw 231 after 2 butts with the mount pad.

Referring to fig. 2 and 4, in order to improve the safety of the jet fan body 3 after installation, the two ends of the jet fan body 3 are also respectively provided with an auxiliary connection assembly 5 for connecting the top of the tunnel. In this embodiment, the auxiliary connection assembly 5 includes a connection seat 51 and an anchor cable 52, the connection seat 51 is fixed on the top wall of the tunnel by an anchoring manner, and the anchor cable 52 includes a fixed section 521, a movable section 522 and a second elastic member 523. One end of the fixed section 521 of the anchor cable 52 is fixedly connected with a second screw 512, a connecting block 511 is arranged on the bottom wall of the connecting seat 51 and protrudes out of the inner wall of the tunnel, and a second through hole for the second screw 512 to pass through is horizontally formed in the connecting block 511. The second screw 512 is movably arranged in the second through hole in a penetrating way. At least two second limit nuts 513 are connected to the second screw 512 in a threaded manner, the two second limit nuts 513 are respectively located on two sides of the connecting block 511, and when the two second limit nuts 513 respectively abut against two side walls of the connecting block 511, the second screw 512 is fixed with the connecting block 511.

Referring to fig. 2 and 4, an end of the fixed section 521 of the anchor cable 52 away from the second screw 512 is connected to a second elastic member 523, the second elastic member 523 is a second spring, and one end of the second spring is connected to the fixed section 521 of the anchor cable 52, and the other end of the second spring is connected to the movable section 522 of the anchor cable 52. The other end fixed connection of the movable segment 522 of anchor rope 52 is at the roof of efflux fan body 3 tip, when the axis angle of efflux fan body 3 deflected, adjust the position of second screw rod 512 on connecting block 511, can keep each section on the anchor rope 52 to keep the state of stretching out, and the second spring keeps normal diastole state, effectively prevent when fixing base 1 is loose, efflux fan body 3 falls fast under the dead weight, thereby make the anchor rope 52 the efflux fan body 3 produce certain whereabouts impact force when replying the state of stretching out, the pulling force of connecting seat 51 has been increased.

The implementation principle of the installation device of the ventilation equipment of the high-altitude expressway tunnel in the embodiment of the application is as follows: during operation of the jet fan body 3, the jet fan body 3 vibrates due to air flow. When the mounting seat 2 vibrates along with the jet fan body 3, the guide rod 43 moves in the opening on the fixing seat 1, so that the pressing plate 42 on the guide rod 43 pushes the first spring to move in the mounting groove 44. The first elastic part 41 absorbs the vibration energy of the mounting seat 2, so that the vibration of the fixing seat 1 is reduced, and the impact force of the fixing seat 1 on the tunnel wall body in the vibration process of the jet fan body 3 is effectively reduced.

Meanwhile, when the fixed seat 1 is not flexible, the end part of the jet fan body 3 can be pulled by the anchor cable 52, so that the jet fan body 3 is assisted to be pulled, and the mounting stability and reliability of the jet fan body 3 are improved.

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 (8)

1. The utility model provides a high altitude expressway tunnel ventilation equipment installation device which characterized in that: including fixed mounting at the fixing base (1) at tunnel top to and mount pad (2) that are used for installing efflux fan body (3), be provided with between fixing base (1) and mount pad (2) buffering subassembly (4), the both ends of efflux fan body (3) all are provided with auxiliary connection subassembly (5) that are used for connecting the tunnel top.

2. The highway tunnel ventilation device installation apparatus of claim 1, wherein: the buffer component (4) comprises a first elastic piece (41), a pressure plate (42) and a guide rod (43), the guide rods (43) are vertically and fixedly connected with the top wall of the mounting seat (2), a plurality of guide rods (43) are uniformly arranged on the mounting seat (2), the top wall of the fixed seat (1) is provided with an installation groove (44), the bottom of the installation groove (44) is provided with an opening penetrating through the fixed seat (1), one end of the guide rod (43) far away from the mounting seat (2) is coaxially and slidably arranged in the opening in a penetrating way, one end of the guide rod (43) positioned in the mounting groove (44) is fixedly connected with the pressure plate (42), the first elastic piece (41) is sleeved on the guide rod (43), one end of the first elastic piece (41) is fixedly connected with the pressing plate (42), the other end of the first elastic piece is fixedly connected with the fixed seat (1), the first elastic piece (41) is used for driving the pressure plate (42) to move upwards.

3. The highway tunnel ventilation device installation apparatus of claim 2, wherein: the bottom rigid coupling of fixing base (1) has guide cylinder (45), guide bar (43) are coaxial to be worn to establish in guide cylinder (45), be provided with ball (46) on the inner wall of guide cylinder (45), ball (46) and the outer wall rolling contact of guide wire pole.

4. The highway tunnel ventilation device installation apparatus of claim 1, wherein: the auxiliary connection assembly (5) comprises a connection seat (51) and an anchor cable (52), the connection seat (51) is used for being fixedly connected with the top of the tunnel, one end of the anchor cable (52) is fixedly connected with one end of the jet fan body (3), and the other end of the anchor cable is connected with the connection seat (51).

5. The highway tunnel ventilation equipment installation device of claim 4, wherein: the anchor rope (52) comprises a fixed section (521) and a movable section (522), the fixed section (521) is connected with the connecting seat (51), the movable section (522) is fixedly connected with the jet fan body (3), and the fixed section (521) is connected with the movable section (522) through a second elastic piece (523).

6. The highway tunnel ventilation device installation apparatus of claim 5, wherein: be provided with installation piece (21) on the diapire of mount pad (2), the articulated mounting panel (22) that is provided with on installation piece (21), the articulated shaft level of mounting panel (22) and with the axis looks vertically of efflux fan body (3), efflux fan body (3) fixed mounting is on mounting panel (22), be provided with on mount pad (2) and be used for restricting mounting panel (22) pivoted spacing subassembly (23).

7. The highway tunnel ventilation device installation apparatus of claim 6, wherein: spacing subassembly (23) include first screw rod (231) and two first stop nut (232), spout (233) have been seted up along the axis direction of efflux fan body (3) on the diapire of mount pad (2), installation piece (21) are slided and are connected in spout (233), one side edge of articulated shaft and the one end of first screw rod (231) are articulated to mounting panel (22) keep away from, the articulated shaft of first screw rod (231) is parallel with the articulated shaft of installation piece (21), the vertical first perforation of having seted up on mount pad (2), first screw rod (231) slide and wear to establish in first perforation, two equal threaded connection of first stop nut (232) is on first screw rod (231), two first stop nut (232) are located the both sides of mount pad (2).

8. The highway tunnel ventilation equipment installation device according to claim 6 or 7, wherein: the fixed connecting block (511) that is provided with on the diapire of connecting seat (51), the second perforation has been seted up along the axis direction of efflux fan body (3) on connecting block (511), second screw rod (512) are worn to be equipped with in the second perforation activity, the one end that efflux fan body (3) were kept away from in anchor rope (52) and the one end fixed connection of second screw rod (512), threaded connection has two second stop nut (513) on second screw rod (512), two second stop nut (513) are located the both sides of connecting block (511).

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