CN216518148U

CN216518148U - Small-size ventilation unit is used in track traffic construction

Info

Publication number: CN216518148U
Application number: CN202123041374.2U
Authority: CN
Inventors: 陶汉林; 何双; 李俊
Original assignee: Hunan Hainacheng Information Technology Co ltd
Current assignee: Hunan Hainacheng Information Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-13
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a small ventilation device for rail transit construction, which comprises a ventilation pipe and a mounting bracket, wherein the mounting bracket comprises a plurality of connecting posts fixedly connected with a rail top wall, mounting sleeves with adjustable positions are fixed on the connecting posts, supports are fixed on the mounting sleeves, and the ventilation pipe is fixed on the supports.

Description

Small-size ventilation unit is used in track traffic construction

Technical Field

The utility model relates to ventilation equipment, in particular to a small ventilation device for rail transit construction.

Background

Rail transit has long emerged as a public transport in cities. Plays an increasingly important role. The history of traffic development in cities of economically developed countries tells that an effective way for fundamentally improving urban public transport conditions is only to adopt an urban rail transit (subway and light rail) system with large passenger traffic volume.

Urban rail transit is a public transportation facility having fixed lines, fixed tracks, transportation vehicles, service facilities and the like. The urban rail transit is a concept with a large range and has no uniform definition internationally. Generally speaking, the generalized urban rail transit is a rail transit system (different from road traffic) with more than medium traffic volume in an urban public passenger transport system, mainly serves for urban public passenger transport (different from inter-city railways, but can cover suburbs and urban circle ranges), and is a modern three-dimensional transit system playing a role in urban public passenger transport;

ventilation demand is indispensable among the track traffic construction, and current ventilation equipment leads to the installation difficulty when the installation because the installation face unevenness, and the installation height control is comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a small ventilation device for rail transit construction, which includes a ventilation pipe and a mounting bracket, wherein the mounting bracket includes a plurality of connecting posts fixedly connected to a top wall of a rail, a position-adjustable mounting sleeve is fixed on the connecting posts, a support is fixed on the mounting sleeve, and the ventilation pipe is fixed on the support.

As a further improvement of the above scheme:

preferably, both ends of the ventilation pipe are fixedly connected with grilles for preventing large impurities from entering the inside of the ventilation pipe.

Preferably, a mounting plate is fixed to the top of the connecting column, a threaded hole is formed in the mounting plate, and the mounting plate is fixedly connected with the top wall of the track through a bolt.

Preferably, be equipped with a plurality of stop collars in the installation cover, the spliced pole with stop collar sliding connection, the stop collar sets up the corner department at the installation cover both ends respectively, the stop collar is the L template, the corner of L template and installation cover forms the spacing frame of rectangle with the spliced pole adaptation, leaves the locking clearance between the stop collar at same corner both ends, the installing port has been seted up to the installation cover side, the installing port both sides are fixed with the bearing frame, it is connected with two-way screw rod to rotate through the bearing between the bearing frame, there are first check lock lever and second check lock lever through threaded connection on the two-way screw rod, be equipped with the latch segment that is used for the fixed connection post on first check lock lever and the second check lock lever.

Preferably, one end of the bidirectional screw is provided with an adjusting device for rotation adjustment, the other end of the bidirectional screw is locked with the bearing seat through a locking nut, the adjusting device is a pluggable operating rod, and the adjusting end of the bidirectional screw for rotation adjustment extends out of the mounting sleeve.

Preferably, all set up the bar hole that sets up along the spliced pole direction on first check lock lever and the second check lock lever, the locking segment that can follow bar hole and remove is downthehole to the bar, the locking segment stretches into the locking clearance, leave the regulation clearance between locking segment both ends and the L template, regulation clearance and bar hole size adaptation.

Preferably, a first limiting tooth is arranged on the surface of the connecting column, which is close to the first locking rod and the second locking rod, and a second limiting tooth matched with the first limiting tooth is arranged on the locking block.

Preferably, when the first locking rod and the second locking rod are both pressed on the bearing seat, the locking block extends into the locking gap, and the second limiting teeth are meshed with the first limiting teeth.

Preferably, the support includes L type support and annular staple bolt support, L type support is fixed in installation cover bottom both sides, the horizontal pole part of L type support is equipped with the arc mounting groove, annular staple bolt is fixed in the ventilation bucket middle part, annular staple bolt one side is fixed with the connecting plate, the connecting plate is located between the L type support, the connecting plate passes through bolt and installation cover fixed connection.

Preferably, a plurality of reinforcing rods are further arranged between the L-shaped supports, and the fixing bolts on the L-shaped supports, the reinforcing rods and the mounting plate enclose a rectangle.

Compared with the prior art, the utility model has the following beneficial effects:

1. the four connecting columns are respectively and independently connected with the mounting sleeve in a sliding manner, so that the mounting heights of the four connecting columns can be changed, the mounting sleeve is suitable for uneven mounting surfaces and high in applicability, the height of the mounting sleeve can be adjusted, and the mounting sleeve can be suitable for track operation at different heights;

2. the device can effectively prevent sundries from entering the ventilation pipe to influence the operation of a motor and a fan in the ventilation pipe, and prolongs the service life;

3. the distance between the locking block and the connecting column can be adjusted through the first locking rod and the second locking rod, so that the mounting sleeve can be slid and limited, the height of the limiting sleeve can be adjusted, and the applicability of the ventilation pipe is improved;

4. the mounting sleeve and the connecting column can be quickly and conveniently limited by adjusting the bidirectional screw rod more conveniently;

5. all set up the bar hole that sets up along the spliced pole direction on first check lock lever and the second check lock lever for the latch segment can finely tune the adaptation spliced pole, avoids the unable meshing of tooth on latch segment and the spliced pole.

Drawings

Fig. 1 is an overall structural view of the present invention.

Fig. 2 is a right side view of fig. 1.

Fig. 3 is a cross-sectional view of the interior of the mounting sleeve at a-a.

Fig. 4 is one of the partially enlarged views.

FIG. 5 is a second enlarged view of the detail.

Reference numerals: 1. a vent pipe; 2. an annular hoop support; 3. a connecting plate; 4. a limiting sleeve; 5. mounting a plate; 6. installing a sleeve; 7. a bearing seat; 8. a first locking lever; 9. a bidirectional screw; 10. a grid; 11. an L-shaped support; 12. connecting columns; 13. a first limit tooth; 14. an operating lever; 15. an installation port; 16. locking the gap; 17. a locking block; 18. a second limit tooth; 19. a strip-shaped hole; 20. an arc-shaped mounting groove; 21. a reinforcing bar; 22. a second locking lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1-5, a small-size ventilation unit is used in track traffic construction, includes ventilation pipe and installing support, the installing support include with track roof fixed connection's a plurality of spliced poles, be fixed with position adjustable installation cover on the spliced pole, be fixed with the support on the installation cover, be fixed with the ventilation pipe on the support, four spliced poles all alone with installation cover sliding connection to make the mounting height of four spliced poles variable, thereby can be suitable for the installation face of the height unevenness, suitability light, and installation cover height-adjustable can be suitable for not the track operation of co-altitude.

Both ends of the ventilation pipe are fixedly connected with grids which prevent large impurities from entering the ventilation pipe, so that the impurities can be effectively prevented from entering the ventilation pipe to influence the operation of a motor and a fan in the ventilation pipe, and the service life is prolonged.

The mounting plate is fixed on the top of the connecting column, a threaded hole is formed in the mounting plate, and the mounting plate is fixedly connected with the top wall of the track through a bolt.

The mounting sleeve is internally provided with a plurality of limiting sleeves, the connecting column is in sliding connection with the limiting sleeves, the limiting sleeves are respectively arranged at the corners of two ends of the mounting sleeve, the limiting sleeves are L-shaped plates, the corners of the L-shaped plates and the mounting sleeve form rectangular limiting frames matched with the connecting column, a locking gap is reserved between the limiting sleeves at two ends of the same corner, the side edge of the mounting sleeve is provided with a mounting opening, bearing seats are fixed at two sides of the mounting opening, a bidirectional screw is rotatably connected between the bearing seats through bearings, a first locking rod and a second locking rod are connected on the bidirectional screw through threads, locking blocks for fixing the connecting column are arranged on the first locking rod and the second locking rod, the distance between the locking blocks and the connecting column can be adjusted through the first locking rod and the second locking rod, so that the mounting sleeve can be slid and limited, and the height of the limiting sleeves can be adjusted, the applicability of the ventilation pipe is improved.

Two-way screw rod one end is equipped with adjusting device, the other end that is used for rotating the regulation and passes through lock nut and bearing frame locking, adjusting device is pluggable action bars, two-way screw rod is used for rotating the regulation end of regulation and stretches out the installation cover, and it is more convenient to carry on spacing with the installation cover and spliced pole through adjusting two-way screw rod can be convenient fast.

All set up the bar hole that sets up along the spliced pole direction on first check lock lever and the second check lock lever, the locking segment that can follow the bar downthehole connection of bar downthehole removal, the locking segment stretches into the locking clearance, leave the regulation clearance between locking segment both ends and the L template, adjust clearance and bar hole size adaptation for the locking segment can finely tune the adaptation spliced pole, avoids the unable meshing of tooth on locking segment and the spliced pole.

The connecting column is provided with first limiting teeth on the surface close to the first locking rod and the second locking rod, and the locking block is provided with second limiting teeth matched with the first limiting teeth.

When the first locking rod and the second locking rod are pressed on the bearing seat tightly, the locking block extends into the locking gap, and the second limiting teeth are meshed with the first limiting teeth.

The support includes L type support and annular staple bolt support, L type support is fixed in installation cover bottom both sides, the horizontal pole part of L type support is equipped with the arc mounting groove, annular staple bolt is fixed in the ventilation bucket middle part, annular staple bolt one side is fixed with the connecting plate, the connecting plate is located between the L type support, the connecting plate passes through bolt and installation cover fixed connection.

Still be equipped with a plurality of stiffeners between the L type support, synthetic rectangle is enclosed to fixing bolt on L type support, stiffener and the mounting panel, strengthens the structural stability of L type support.

The working principle of the utility model is as follows: when the installation is carried out, the connecting column is firstly inserted into the limiting sleeve of the installation sleeve, the side, with the tooth, of the connecting column is arranged inwards, then the installation plate at the top of the connecting column is fixedly connected with the top wall of the track, then the height of the installation sleeve is adjusted, the operation rod is rotated to drive the bidirectional screw rod to rotate, so that the first locking rod and the second locking rod move reversely, the locking blocks on the first locking rod and the second locking rod extend into the locking gap, the second limiting tooth is meshed with the first limiting tooth to limit the installation sleeve, and after the limiting is completed, the locking nut on the bidirectional screw rod is screwed, so that the bidirectional screw rod is fastened with the bearing seat, and the fixation of the installation sleeve is completed;

then the L-shaped support and the reinforcing rod are fixedly connected with the mounting sleeve through bolts, the ventilation pipe to be mounted is mounted on the L-shaped support, and the connecting plate on the annular hoop support is fixedly connected with the mounting sleeve through bolts.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the claims of the present invention should not be limited by the above-mentioned embodiments, because the modifications, equivalent variations, improvements, etc. made in the claims of the present invention still fall within the scope of the present invention.

Claims

1. The utility model provides a track traffic construction uses small-size ventilation unit, includes ventilation pipe and installing support, its characterized in that: the mounting bracket comprises a plurality of connecting columns fixedly connected with the top wall of the track, a position-adjustable mounting sleeve is fixed on each connecting column, a support is fixed on each mounting sleeve, and a ventilation pipe is fixed on each support.

2. The small-sized ventilation device for rail transit construction according to claim 1, wherein: both ends of the ventilation pipe are fixedly connected with grids for preventing large impurities from entering the ventilation pipe.

3. The small-sized ventilation device for rail transit construction according to claim 1, wherein: the mounting plate is fixed on the top of the connecting column, a threaded hole is formed in the mounting plate, and the mounting plate is fixedly connected with the top wall of the track through a bolt.

4. The small-sized ventilation device for rail transit construction according to claim 3, wherein: be equipped with a plurality of stop collars in the installation cover, the spliced pole with stop collar sliding connection, the stop collar sets up the corner department at the installation cover both ends respectively, the stop collar is the L template, the corner of L template and installation cover forms the rectangle spacing frame with the spliced pole adaptation, leaves the locking clearance between the stop collar at same corner both ends, the installing port has been seted up to the installation cover side, the installing port both sides are fixed with the bearing frame, it is connected with two-way screw rod to rotate through the bearing between the bearing frame, there are first check lock lever and second check lock lever through threaded connection on the two-way screw rod, be equipped with the latch segment that is used for the fixed connection post on first check lock lever and the second check lock lever.

5. The small-sized ventilation device for rail transit construction according to claim 4, wherein: the bidirectional screw rod is characterized in that one end of the bidirectional screw rod is provided with an adjusting device for rotation adjustment, the other end of the bidirectional screw rod is locked with the bearing seat through a locking nut, the adjusting device is a pluggable operating rod, and the adjusting end of the bidirectional screw rod for rotation adjustment extends out of the mounting sleeve.

6. The small-sized ventilation device for rail transit construction according to claim 4, wherein: all set up the bar hole that sets up along the spliced pole direction on first check lock lever and the second check lock lever, the downthehole latch segment that can follow the bar hole and remove that is connected with of bar, the latch segment stretches into the locking clearance, leave the regulation clearance between latch segment both ends and the L template, regulation clearance and bar hole size adaptation.

7. The small-sized ventilation device for rail transit construction according to claim 6, wherein: the connecting column is provided with first limiting teeth on the surface close to the first locking rod and the second locking rod, and the locking block is provided with second limiting teeth matched with the first limiting teeth.

8. The small-sized ventilation device for rail transit construction according to claim 7, wherein: when the first locking rod and the second locking rod are pressed on the bearing seat tightly, the locking block extends into the locking gap, and the second limiting teeth are meshed with the first limiting teeth.

9. The small-sized ventilation device for rail transit construction according to claim 1, wherein: the support includes L type support and annular staple bolt support, L type support is fixed in installation cover bottom both sides, the horizontal pole part of L type support is equipped with the arc mounting groove, annular staple bolt is fixed in the ventilation bucket middle part, annular staple bolt one side is fixed with the connecting plate, the connecting plate is located between the L type support, the connecting plate passes through bolt and installation cover fixed connection.

10. The small-sized ventilation device for rail transit construction according to claim 9, wherein: still be equipped with a plurality of stiffeners between the L type support, the synthetic rectangle is enclosed to fixing bolt on L type support, stiffener and the mounting panel.