CN210531760U

CN210531760U - Anti-seismic support for smoke exhaust duct

Info

Publication number: CN210531760U
Application number: CN201921396651.1U
Authority: CN
Inventors: 林超
Original assignee: Anhui Chuanghe Mechanical And Electrical Engineering Co Ltd
Current assignee: Anhui Chuanghe Mechanical And Electrical Engineering Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-15
Anticipated expiration: 2029-08-27

Abstract

The utility model relates to an antidetonation support technical field discloses a flue gas channel is with antidetonation support of discharging fume, which comprises a fixing plate and i, fixedly connected with bracing piece on the upper surface of fixed plate, it has the antidetonation subassembly to articulate on the upper surface of fixed plate, fixedly connected with main frame on the lower surface of fixed plate, a hole has all been seted up on the both sides face of main frame, fixedly connected with rack on the inner wall in a hole, it has the gear all to mesh on two racks, it is connected with the slide to rotate jointly between two place gears, snap ring on the fixedly connected with on the lower surface of slide, the bottom of main frame is equipped with the lower snap ring that. The utility model has the advantages of it is following and effect: can be used for fixing air ducts of various sizes, thereby improving the practicability of the bracket.

Description

Anti-seismic support for smoke exhaust duct

Technical Field

The utility model relates to an antidetonation support technical field, in particular to flue gas channel of discharging fume is with antidetonation support.

Background

The smoke exhaust duct mainly has the functions of exhausting smoke in the building so as to improve the view field in the building, expel the smoke and facilitate fire extinguishing; the stability of the exhaust duct plays a very important role in the safety of the building.

At present, the chinese utility model patent with publication number CN207715915U discloses an anti-seismic support for fixing an air duct, which comprises a fixing frame and a set of fixing rods, wherein the top ends of the fixing rods are respectively provided with a set of mounting plates; the device also comprises a group of fixed shafts, a group of rotating shafts, an adjusting threaded rod and an adjusting threaded pipe, wherein an adjusting plate is arranged at the top end of the adjusting threaded pipe; the device also comprises a group of upper fixing plates, a group of lower fixing plates, a group of fixing threaded rods and a group of fixing nuts; the rotary plate is characterized by further comprising a group of front rotary plates, a group of rear rotary plates, a group of front rotary wheels, a group of rear rotary wheels, a group of front fixed springs and a group of right fixed springs, wherein a group of front clamping plates and a group of rear clamping plates are arranged on the group of front fixed springs and the group of rear fixed springs respectively.

The technical scheme can conveniently adjust the distance between the fixed frame and the wall body, so that the suspension height of the air pipe can be conveniently controlled, meanwhile, the contact area between the fixed frame and the air pipe can be increased, the local damage to the air pipe is reduced, and the use reliability is improved; but has the following disadvantages: only the air duct with a specific size can be fixed, and the air duct cannot be conveniently adjusted according to the actual size of the air duct, so that the practicability is poor; therefore, an anti-seismic support for a smoke exhaust duct is needed, which can be used for fixing ducts with various sizes, and further improves the practicability of the support.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a flue of discharging fume is with antidetonation support can be used to fixed multiple size's wind channel, and then has improved the practicality of support.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a flue of discharging fume is with antidetonation support, includes the fixed plate, fixedly connected with bracing piece on the upper surface of fixed plate, it has the antidetonation subassembly to articulate on the upper surface of fixed plate, fixedly connected with main frame on the lower surface of fixed plate, a hole has all been seted up on the both sides face of main frame, fixedly connected with rack, two on the inner wall in a hole all mesh on the rack has the gear, rotates jointly between two place gears and is connected with the slide, snap ring on the fixedly connected with on the lower surface of slide, the bottom of main frame is equipped with the lower snap ring that is used for fixed wind channel with last snap ring cooperation.

By adopting the technical scheme, the lower clamping ring is arranged on the main frame, the upper clamping ring is rotatably connected between the two gears, and the gears are meshed with the racks, so that the gears can move up and down along the racks due to the limitation of the strip holes when the gears are rotated, and the upper clamping ring can be driven to move up and down; therefore, the distance between the upper clamping ring and the lower clamping ring is changed, the bracket can be used for fixing air channels of various sizes, and the practicability of the bracket is improved.

The utility model discloses further set up to, the slide has been seted up on the side of main frame, the gear is close to the quarter butt that fixedly connected with wore to establish the slide on the side of slide, the tip fixedly connected with hand wheel of gear is kept away from to the quarter butt.

Through adopting above-mentioned technical scheme, through quarter butt fixed connection between hand wheel and the gear, rotate the hand wheel and can drive the gear with this and rotate thereupon, the hand wheel can be followed the slide along with the removal of gear and removed, and then makes the position control of going up the snap ring convenient and fast more.

The utility model discloses further set up to, still seted up a plurality of locating holes on the side that the slide was seted up to the main frame, the jack has been seted up on the hand wheel, it has the bolt of pegging graft with the locating hole to peg graft on the jack.

After the position adjustment of going up the snap ring is accomplished, through adopting above-mentioned technical scheme, pass the bolt in proper order the jack and with the jack on the same axis the locating hole to this can be fixed the gear, avoid the rotation of gear, thereby can fix last snap ring in specific position, with this stability that has improved the support.

The utility model discloses further set up to, fixedly connected with movable rod on the lower surface of lower snap ring, the movable sleeve has been cup jointed in the outside activity of movable rod, the inside fixedly connected with and the damping spring of movable rod tip fixed connection of movable sleeve.

When the wind channel receives external acting force, through adopting above-mentioned technical scheme, the acting force passes through the wind channel and transmits to under on the snap ring to this can drive the movable rod and slide along the movable sleeve, and then produce the acting force to damping spring, damping spring receives and produces deformation behind the acting force, so that the acting force reduces widely, thereby has played the effect in protection wind channel, has reduced the destruction of exogenic action to the wind channel.

The utility model discloses further set up to, the movable sleeve bottom articulates there is the dead lever, it has the slider to articulate on the dead lever, a plurality of risers of fixedly connected with on the main frame, adjacent two the slide bar of slider is worn to establish in common fixedly connected with activity between the riser, the riser with common fixedly connected with tensioning spring two between the slider.

When the support receives vibrations, through adopting above-mentioned technical scheme, the movable sleeve receives the vibrations power and produces and reciprocate to this can drive the slider and slide along the slide bar, because slider and two fixed connection of tensioning spring, with this can make two extensions or the compression of tensioning spring, thereby can reduce the vibrations power that the support received greatly, with this shock resistance that has improved the support.

The utility model discloses further set up to, the antidetonation subassembly includes with the installation fixed mount pad of face, fix the guide bar on the mount pad, slide the guide block of being connected and articulate and with main frame articulated connecting rod with the guide block with the guide bar, the slider with common fixedly connected with tensioning spring one between the mount pad.

Through adopting above-mentioned technical scheme, establish the combination of mount pad, guide bar, guide block, connecting rod and tensioning spring one with the antidetonation subassembly, when the support receives vibrations, the guide block receives the effort and slides along the guide bar to this makes tensioning spring one receive the effort and produces deformation, thereby further reduced the vibrations power that the support received, with this shock resistance that has further improved the support.

The utility model discloses further set up to, go up the snap ring and reach equal fixedly connected with slipmat on the side that the snap ring is relative down.

Through adopting above-mentioned technical scheme, all be equipped with the slipmat on last snap ring and lower snap ring, the slipmat can increase the frictional force between snap ring and lower snap ring and the wind channel to this stability that improves the wind channel.

The utility model discloses further set up to, equal fixedly connected with fixes the ear on four corners of main frame, each the screw has all been seted up on the fixed ear.

Through adopting above-mentioned technical scheme, all be fixed with fixed ear on four corners on the main frame, when the fixed multiunit wind channel of needs, fix the fixed ear of a plurality of main frames through the bolt to this concatenation of accomplishing the main frame, thereby make the support can be used to fixed more wind channels, with this practicality that has improved the support.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, the lower clamping ring is arranged on the main frame, the upper clamping ring is rotatably connected between the two gears, and the gears are meshed with the racks, so that the gears can move up and down along the racks due to the limitation of the strip holes when the gears are rotated, and the upper clamping ring can be driven to move up and down; therefore, the distance between the upper clamping ring and the lower clamping ring is changed, so that the bracket can be used for fixing air ducts with various sizes, and the practicability of the bracket is improved;

2. in the scheme, after the position of the upper snap ring is adjusted, the bolt sequentially penetrates through the jack and the positioning hole which is on the same axis with the jack, so that the gear can be fixed, the rotation of the gear is avoided, the upper snap ring can be fixed at a specific position, and the stability of the support is improved;

3. establish into the combination of mount pad, guide bar, guide block, connecting rod and tensioning spring one with the antidetonation subassembly in this scheme, when the support receives vibrations, the guide block receives the effort and slides along the guide bar to this makes tensioning spring one receive the effort and produces deformation, thereby has further reduced the vibrations power that the support received, with this shock resistance that has further improved the support.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural view of the seismic assembly of the embodiment;

FIG. 3 is a schematic structural view of a main frame in the embodiment;

FIG. 4 is a schematic cross-sectional view of the embodiment showing the lower retainer ring.

Reference numerals: 1. a fixing plate; 11. a support bar; 12. an anti-seismic assembly; 121. a mounting seat; 122. a guide bar; 123. a guide block; 124. a connecting rod; 125. tensioning a first spring; 2. a main frame; 21. a bar hole; 211. a rack; 212. a gear; 213. a slideway; 214. positioning holes; 22. a hand wheel; 221. a bolt; 3. a slide plate; 31. a snap ring is arranged; 311. a non-slip mat; 4. a vertical plate; 41. a slide bar; 411. tensioning a second spring; 42. a slider; 43. fixing the rod; 44. a movable sleeve; 45. a movable rod; 451. a damping spring; 46. a lower snap ring; 5. fixing the ear; 51. and a screw hole.

Detailed Description

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

As shown in fig. 1, an anti-seismic support for a smoke exhaust duct comprises a fixing plate 1, wherein the fixing plate 1 is of a rectangular plate-shaped structure, and the fixing plate 1 is horizontally arranged. Fixedly connected with bracing piece 11 on the upper surface of fixed plate 1, bracing piece 11 is rectangular bodily form structure, and the length direction of bracing piece 11 is perpendicular with the length direction of fixed plate 1, and the quantity of bracing piece 11 is two, and two bracing pieces 11 are fixed respectively on the both ends upper surface of fixed plate 1, and bolt and mounting plane fixed connection are passed through at the top of bracing piece 11. Referring to fig. 2, the fixed plate 1 is provided with four sets of anti-seismic assemblies 12, the four sets of anti-seismic assemblies 12 are uniformly distributed on the upper surfaces of the two end portions of the fixed plate 1, and each anti-seismic assembly 12 includes a mounting seat 121, a guide rod 122, a guide block 123, a connecting rod 124 and a first tensioning spring 125. The mounting seat 121 is an inverted U-shaped structure, the guide rod 122 is a cylindrical structure, the length direction of the guide rod 122 is the same as that of the horizontal part of the mounting seat 121, and two end parts of the guide rod 122 are respectively fixed on opposite side surfaces of two vertical parts of the mounting seat 121. The guide block 123 is a cuboid structure, and the guide block 123 is slidably sleeved on the guide rod 122. The connecting rod 124 has a rectangular parallelepiped structure, the top of the connecting rod 124 is hinged to the lower surface of the guide block 123, and the top of the connecting rod 124 is hinged to the upper surface of the fixing plate 1. The first tensioning springs 125 are sleeved outside the guide rod 122, the first tensioning springs 125 are not in contact with the guide rod 122, the number of the first tensioning springs 125 is two, the two first tensioning springs 125 are symmetrically distributed along the central axis of the guide rod 122, and two end portions of the first tensioning springs 125 are respectively fixedly connected with the mounting base 121 and the sliding block 42.

As shown in fig. 1 and 3, a main frame 2 is fixedly connected to the lower surface of the fixing plate 1, the main frame 2 is a rectangular frame structure, the main frame 2 is vertically arranged, and the side surface of the main frame 2 with a smaller area is fixedly connected to the lower surface of the fixing plate 1. The two vertical parts of the main frame 2 which are oppositely arranged are provided with strip holes 21, the strip holes 21 are cuboid, and the length direction of the strip holes 21 is consistent with that of the vertical parts of the main frame 2. The inner wall of any one of the holes 21 is fixedly connected with a rack 211, the length direction of the rack 211 is consistent with the length direction of the hole 21, and the tooth tip of the rack 211 faces the side wall of the hole 21, which is not connected with the rack 211. The gear rack 211 is engaged with a gear 212, the gear 212 is positioned in the bar hole 21, and the gears 212 engaged with the two gear racks 211 are positioned on the same straight line.

As shown in fig. 3, a slide way 213 is disposed on a side surface of one of the vertical portions of the main frame 2, a length direction of the slide way 213 is the same as a length direction of the bar hole 21, the slide way 213 penetrates the main frame 2 along a thickness direction of the vertical portion of the main frame 2, the slide way 213 is communicated with the bar hole 21, a short rod (not shown) is fixedly connected to the gear 212, the short rod is of a cylindrical structure, the short rod and the gear 212 have a coaxial line, a length direction of the short rod is perpendicular to the length direction of the slide way 213, a hand wheel 22 is fixedly connected to an end portion of the short rod far from the gear 212, the hand wheel 22 is of a circular plate-shaped structure, and the gear 212 can be conveniently rotated by rotating. The vertical portion of the main frame 2 provided with the slide 213 is provided with a positioning hole 214, the positioning hole 214 is a circular hole, the positioning hole 214 penetrates through the main frame 2 along the thickness direction of the vertical portion of the main frame 2, the positioning holes 214 are multiple in number, and the plurality of positioning holes 214 are uniformly distributed on the main frame 2 along the length direction of the vertical portion of the main frame 2. The hand wheel 22 is provided with an insertion hole (not shown), the shape of the insertion hole is the same as that of the positioning hole 214, the insertion hole is inserted with a plug pin 221, the plug pin 221 is of a cylindrical structure, the outer diameter of the plug pin 221 is slightly smaller than the inner diameter of the insertion hole, the length direction of the plug pin 221 is the same as the depth direction of the insertion hole, and the plug pin 221 sequentially penetrates through the insertion hole and the positioning hole 214 on the same axis as the insertion hole, so that the gear 212 can be fixed, and the rotation of the gear 212 is avoided. The two gears 212 are connected with the sliding plate 3 in a co-rotating manner, the sliding plate 3 is of a rectangular plate-shaped structure, and the length direction of the sliding plate 3 is perpendicular to the length direction of the rack 211. The lower surface of the sliding plate 3 is fixedly connected with an upper clamping ring 31, the upper clamping ring 31 is of an arc-shaped plate structure, the arc surface of the upper clamping ring 31 with a large area is fixedly connected with the lower surface of the sliding plate 3, the number of the upper clamping rings 31 is three, and the three upper clamping rings 31 are evenly distributed on the lower surface of the sliding plate 3 at equal intervals.

As shown in fig. 3 and 4, vertical plates 4 are fixedly connected to the bottom surface of the frame body of the main frame 2, the vertical plates 4 are rectangular plate-shaped structures, in this embodiment, the number of the vertical plates 4 is five, and the distances between the five vertical plates 4 are equal. Slide bars 41 are fixedly connected between the adjacent vertical plates 4, the slide bars 41 are of cylindrical structures, and the length direction of the slide bars 41 is consistent with that of the horizontal part of the main frame 2. The sliding rods 41 are slidably sleeved with sliding blocks 42, the sliding blocks 42 are rectangular plate-shaped structures, two sliding blocks 42 are correspondingly arranged on each sliding rod 41, and the two sliding blocks 42 are symmetrically distributed along the central axis of the sliding rod 41. A second tensioning spring 411 is fixedly connected between any one sliding block 42 and the adjacent vertical plate 4, two end parts of the second tensioning spring 411 are respectively fixed on the side surfaces of the sliding block 42 opposite to the vertical plate 4, the second tensioning spring 411 is sleeved outside the sliding rod 41, and the second tensioning spring 411 is not in contact with the sliding rod 41. The upper surface of the sliding block 42 is hinged with a fixed rod 43, and the fixed rod 43 is in a cuboid structure.

As shown in fig. 4, the fixed rods 43 on two adjacent sliders 42 are hinged together to form a movable sleeve 44, the movable sleeve 44 is a hollow cylindrical structure, and the length direction of the movable sleeve 44 is the same as the length direction of the vertical portion of the main frame 2. The sliding sleeve of movable sleeve 44 is equipped with movable rod 45, movable rod 45 is cylindrical structure, the diameter of movable rod 45 is less than the internal diameter of movable sleeve 44, a tip of movable rod 45 is located movable sleeve 44, another tip of movable rod 45 is located the outside of movable sleeve 44, fixedly connected with damping spring 451 on the tip that movable rod 45 is located movable sleeve 44, a tip of damping spring 451 and the lower fixed surface of movable rod 45 are connected, another tip of damping spring 451 and the interior bottom surface fixed connection of movable sleeve 44. The end part of the movable rod 45, which is positioned outside the movable sleeve 44, is fixedly connected with a lower clamping ring 46, the structure of the lower clamping ring 46 is the same as that of the upper clamping ring 31, the cambered surface with a large area of the lower clamping ring 46 is fixedly connected with the top part of the movable rod 45, and a smoke exhaust duct is fixed between the upper clamping ring 31 and the lower clamping ring 46. The anti-slip pads 311 are bonded on the arc surfaces with smaller areas of the upper clamping ring 31 and the lower clamping ring 46, the anti-slip pads 311 are made of rubber materials, the anti-slip pads 311 have good anti-slip performance, and the anti-slip pads 311 can increase the friction force between the upper clamping ring 31 and the lower clamping ring 46 and the air duct, so that the stability of the air duct is improved.

As shown in fig. 3, the main frame 2 is fixedly connected with fixing lugs 5, the fixing lugs 5 are rectangular plate-shaped structures, the number of the fixing lugs 5 is four, and four fixing lugs 5 are distributed and fixed on four corners of the main frame 2. Screw 51 has been seted up on fixed ear 5, and screw 51 runs through fixed ear 5 along the thickness direction of fixed ear 5, when the fixed multiunit wind channel of needs, fixes a plurality of main frame 2's fixed ear 5 through the bolt to this concatenation of accomplishing main frame 2 is made the support and can be used for fixed more wind channels, with this practicality that has improved the support.

In the embodiment, when the hand wheel 22 is rotated to rotate the gear 212, the gear 212 can move up and down along the rack 211 due to the limitation of the strip hole 21 when the hand wheel 22 is rotated to rotate the gear 212, so that the upper snap ring 31 can be driven to move up and down; after the position of the upper snap ring 31 is adjusted, the bolt 221 sequentially penetrates through the jack and the positioning hole 214 which is located on the same axis with the jack, so that the gear 212 can be fixed, the rotation of the gear 212 is avoided, the upper snap ring 31 can be fixed at a specific position, the distance between the upper snap ring 31 and the lower snap ring 46 is changed, the bracket can be used for fixing air channels with various sizes, and the practicability of the bracket is improved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a flue gas channel is with antidetonation support, includes fixed plate (1), fixedly connected with bracing piece (11), characterized by on the upper surface of fixed plate (1): articulated on the upper surface of fixed plate (1) have antidetonation subassembly (12), fixedly connected with main frame (2) on the lower surface of fixed plate (1), a hole (21) has all been seted up on the both sides face of main frame (2), fixedly connected with rack (211), two on the inner wall of a hole (21) all mesh on rack (211) and have gear (212), and it is connected with slide (3) to rotate jointly between two gear (212) of place, snap ring (31) on the fixedly connected with on the lower surface of slide (3), the bottom of main frame (2) is equipped with lower snap ring (46) that are used for fixed wind channel with last snap ring (31) cooperation.

2. An anti-seismic support for a smoke evacuation duct according to claim 1, wherein: slide (213) have been seted up on the side of main frame (2), gear (212) are close to fixedly connected with on the side of slide (213) and wear to establish the quarter butt of slide (213), the tip fixedly connected with hand wheel (22) of gear (212) are kept away from to the quarter butt.

3. An anti-seismic support for a smoke evacuation duct according to claim 2, wherein: the side face, provided with the slide rail (213), of the main frame (2) is further provided with a plurality of positioning holes (214), the hand wheel (22) is provided with insertion holes, and insertion pins (221) inserted into the positioning holes (214) are inserted into the insertion holes.

4. An anti-seismic support for a smoke evacuation duct according to claim 1, wherein: fixedly connected with movable rod (45) on the lower surface of lower snap ring (46), the outside activity of movable rod (45) has cup jointed movable sleeve (44), the inside fixedly connected with of movable sleeve (44) and movable rod (45) tip fixed connection's damping spring (451).

5. An anti-seismic support for a smoke evacuation duct according to claim 4, wherein: the bottom of the movable sleeve (44) is hinged with a fixed rod (43), the fixed rod (43) is hinged with a sliding block (42), the main frame (2) is fixedly connected with a plurality of vertical plates (4), a sliding rod (41) of the sliding block (42) is movably arranged between every two adjacent vertical plates (4), and a tensioning spring II (411) is fixedly connected between each vertical plate (4) and the corresponding sliding block (42).

6. An anti-seismic support for a smoke evacuation duct according to claim 5, wherein: the anti-seismic component (12) comprises an installation seat (121) fixed with an installation surface, a guide rod (122) fixed on the installation seat (121), a guide block (123) connected with the guide rod (122) in a sliding mode, and a connecting rod (124) hinged with the guide block (123) and hinged with the main frame (2), wherein a first tensioning spring (125) is fixedly connected between the sliding block (42) and the installation seat (121) together.

7. An anti-seismic support for a smoke evacuation duct according to claim 1, wherein: and anti-slip pads (311) are fixedly connected to the opposite side surfaces of the upper clamping ring (31) and the lower clamping ring (46).

8. An anti-seismic support for a smoke evacuation duct according to claim 1, wherein: all fixedly connected with fixed ear (5) on four corners of main frame (2), each screw (51) have all been seted up on fixed ear (5).