CN204532937U - A kind of novel tunnel assembling mechanism - Google Patents

Abstract

The utility model discloses a novel tunnel fan installation mechanism, which comprises a connecting plate, the two ends of the connecting plate are bent upward to form a left bending part and a right bending part, and the tops of the left bending part and the right bending part are welded and fixed on the tunnel arc The welding fixing plate fixed on the shaped top surface, the bottom plate of the connecting bracket of the tunnel fan has a plurality of connecting holes, and the connecting plate has fixed through holes corresponding to the connecting holes, and the diameter of the fixing through hole is larger than the diameter of the connecting hole. There is a circular through hole in the middle of the connecting plate, which saves materials and reduces the weight of the structure itself without affecting the strength of the bracket. The casing of the tunnel fan is below the circular through hole, and the connecting plate and the bottom plate of the connecting bracket A vibration isolation pad is sandwiched between them, and the top of the fixing bolt passes through the connection hole, the vibration isolation pad and the fixing through hole sequentially from bottom to top and is screwed with a fixing nut. It is easy to install, high in strength, easy to do pull-out test, improves installation efficiency, and ensures installation strength at the same time.

Description

A new tunnel fan installation mechanism

Technical field:

The utility model relates to the technical field of ventilator installation, in particular to a novel tunnel fan installation mechanism.

Background technique:

In existing highway tunnels, in order to ensure the smooth operation of the airflow, tunnel fans need to be installed on the arc-shaped top surface of the tunnel to ensure ventilation. The existing installation methods are shown in Figure 1 and Figure 2, and are generally installed Two slant plates 1A are fixed on the surface, and two connection support plates 3A are installed on the tunnel fan 2A. The connection support plate 3A and the slant plate 1A are fixed obliquely by bolts. Since they are fixed obliquely, the installation is very troublesome. Moreover, In order to ensure that it is firmly fixed, up to 4 bolts need to be connected between a connecting support plate 3A and the inclined plate 1A, which increases the installation time. At the same time, because only two inclined plates 1A are used for fixing, its strength is limited and the effect is not good. not ideal.

Utility model content:

The purpose of this utility model is to overcome the deficiencies of the prior art and provide a new type of tunnel fan installation mechanism, which is easy to install, high in strength, simple to do a pull-out test, improves installation efficiency, and at the same time ensures installation strength.

The scheme that the utility model solves described technical problem is:

A new tunnel fan installation mechanism, including a connecting plate, the two ends of the connecting plate are bent upwards to form a left bending part and a right bending part, and the tops of the left bending part and the right bending part are welded and fixed on the arc-shaped top surface of the tunnel On some welding fixing plates, the bottom plate of the connecting bracket of the tunnel fan has multiple connecting holes, and the connecting plate has fixing through holes corresponding to the connecting holes. The diameter of the fixing through holes is larger than the diameter of the connecting holes, and the middle part of the connecting plate has Circular through hole, the shell of the tunnel fan is below the circular through hole, the vibration isolation pad is clamped between the connection plate and the bottom plate of the connection bracket, and the top of the fixing bolt passes through the connection hole from bottom to top, vibration isolation The pad and the fixing through hole are screwed with fixing nuts. The upper part of the silencer tube at the front and rear ends of the tunnel fan has lifting lugs. One end of the steel cable is fixed on the lifting lug, and the other end is fixed on the upper lifting lug fixed on the arc-shaped top surface of the tunnel. .

The top surface of the connecting plate is fixed with a vertical adjusting plate, and the adjusting bolt is screwed on the vertical adjusting plate, and the top of the adjusting bolt is hinged with a horizontal moving plate, and the horizontal moving plate has a fixed connection hole, and the horizontal moving plate is connected On the top of the plate, the fixed connection holes correspond to the fixed through holes, and the top ends of the fixing bolts pass through the fixed connection holes.

An angle is formed between the left bending part and the right bending part and the connecting plate, and the angle of the included angle is an obtuse angle.

A plurality of supporting plates are welded and fixed between the left bending part and the connecting plate, and a plurality of supporting plates are welded and fixed between the right bending part and the connecting plate.

The lateral moving plate is welded and fixed on the connecting plate.

The lengths of the left bent part and the right bent part are different.

One side of the laterally moving plate has an upwardly bent hinged plate portion, and the hinged plate portion is hinged on the top end of the adjusting bolt.

The outstanding effect of the present utility model is:

Compared with the prior art, the utility model has the advantages of convenient installation, high strength, simple drawing test, improved installation efficiency and guaranteed installation strength. Circular through hole. Without affecting the strength of the bracket, materials are saved and the weight of the structure itself is reduced

Description of drawings:

Fig. 1 is the structural representation of existing installation;

Fig. 2 is the partial structure schematic diagram of the side of the tunnel blower fan of existing installation;

Fig. 3 is a schematic diagram of the installation structure of the present utility model;

Fig. 4 is the structural representation of the side installation of the utility model;

Fig. 5 is a partial structural schematic diagram of the connecting plate of the present utility model;

Fig. 6 is a partial top view of the connecting plate of the present invention;

Fig. 7 is a schematic diagram of the partial structure of the connection plate of the present invention without the vertical adjustment plate and related structures;

FIG. 8 is a partially enlarged view of FIG. 1 .

Detailed ways:

For the embodiment, as shown in Figures 3 to 8, a new tunnel fan installation mechanism includes a connecting plate 10, the two ends of the connecting plate 10 are bent upwards to form a left bending part 11 and a right bending part 12, and the left bending part 11 and the top of the right bending part 12 are welded and fixed on the welding fixing plate 101 fixed on the arc-shaped top surface 100 of the tunnel. The connecting hole 203 corresponds to the fixing through hole 13, the diameter of the fixing through hole 13 is larger than the diameter of the connecting hole 203, the middle part of the connecting plate 10 has a circular through hole 14, and the casing of the tunnel fan 200 is below the circular through hole 14 A vibration isolation pad 1 is clamped between the connection plate 10 and the bottom plate 203 of the connection bracket 201, and the top of the fixing bolt 2 passes through the connection hole 203, the vibration isolation pad 1 and the fixing through hole 102 sequentially from bottom to top and is screwed with The fixing nut 21, the upper part of the silencer tube at the front and rear ends of the tunnel fan 200 has lifting lugs 204, one end of the steel cable 3 is fixed on the lifting lugs 204, and the other end is fixed on the upper lifting lugs 102 fixed on the arc-shaped top surface 100 of the tunnel. The cable 3 can ensure that the installation of the tunnel fan 200 is more firm.

Further, a vertical adjustment plate 15 is fixed on the top surface of the connecting plate 10, and the adjustment bolt 16 is screwed on the vertical adjustment plate 15, and the top end of the adjustment bolt 16 is hinged with a lateral movement plate 17, and the lateral movement plate 17 There is a fixed connection hole 171 on the top, and the laterally moving plate 17 is above the connection plate 10. The fixed connection hole 171 corresponds to the fixed through hole 102, and the top of the fixed bolt 2 passes through the fixed connection hole 171.

Further speaking, the left bending portion 11 forms an included angle with the connecting plate 10 , and the right bending portion 12 forms an included angle with the connecting plate 10 , and the included angle is an obtuse angle.

Furthermore, a plurality of support plates 18 are welded and fixed between the left bending portion 11 and the connection plate 10 , and a plurality of support plates 18 are welded and fixed between the right bending portion 12 and the connection plate 10 .

Furthermore, the lateral moving plate 17 is welded and fixed on the connecting plate 10 .

Furthermore, the lengths of the left bent portion 11 and the right bent portion 12 are different.

Furthermore, one side of the laterally moving plate 17 has an upwardly bent hinged plate portion 172 , and the hinged plate portion 172 is hinged on the top end of the adjusting bolt 16 .

In this embodiment, the bottom plate 202 of the two connection brackets 201 of the tunnel fan 200 has two connection holes 203 respectively, which are fixed by four fixing bolts 2 in total. The end is bent upwards to form a left bending part 11 and a right bending part 12 to realize connection and fixation. The connection strength is high and the effect is good. At the same time, the middle part of the connecting plate 10 has a circular through hole 14, which does not affect the bracket. In the case of high strength, the material is saved, the weight of the structure itself is reduced, and the effect is very ideal. Generally, the connecting hole 203 and the fixing through hole 13 need to correspond to allow the fixing bolt 2 to pass through for fixing, and in normal installation, its Generally, the connection hole 203 and the fixed through hole 13 will deviate, and it needs to be cut before installation, which increases the difficulty of installation. , adjust the position of the laterally moving plate 17 by adjusting the bolt 16, so that the fixed connection hole 171 is opposite to the connection hole 203, so that the top of the fixed bolt 2 can pass through the fixed connection hole 171, the connection hole 203 and the fixed through hole 13 to achieve Fixed, no need to cut, when it is installed, the alignment between the holes is convenient, and the installation effect and installation efficiency are improved. After the fixing bolts 2 are installed, the lateral moving plate 17 is welded and fixed on the connecting plate 10.

Finally, the above embodiments are only used to illustrate the utility model, but not to limit the utility model. Those of ordinary skill in the relevant technical fields can also make various changes without departing from the spirit and scope of the utility model. and variants, so all equivalent technical solutions also belong to the category of the utility model, and the patent protection scope of the utility model should be defined by the claims.

Claims (7)

1. A new tunnel fan installation mechanism, comprising a connecting plate (10), characterized in that: the two ends of the connecting plate (10) are bent upwards to form a left bending part (11) and a right bending part (12), and the left bending The tops of the bent part (11) and the right bent part (12) are welded and fixed on the welded fixing plate (101) fixed on the arc-shaped top surface (100) of the tunnel, and the bottom plate of the connecting bracket (201) of the tunnel fan (200) (202) has a plurality of connecting holes (203), on the connecting plate (10) there is a fixing through hole (13) corresponding to the connecting hole (203), the diameter of the fixing through hole (13) is greater than that of the connecting hole (203) Diameter, the middle part of the connecting plate (10) has a circular through hole (14), the housing of the tunnel fan (200) is below the circular through hole (14), the bottom plate of the connecting plate (10) and the connecting bracket (201) (203) holds the vibration isolation pad (1), and the top of the fixing bolt (2) passes through the connection hole (203), the vibration isolation pad (1) and the fixing through hole (102) sequentially from bottom to top and screw Connected with fixing nuts (21), the upper part of the silencer tube at the front and rear ends of the tunnel fan (200) has lifting lugs (204), and one end of the steel cable (3) is fixed on the lifting lugs (204), and the other end is fixed on the arc-shaped top of the tunnel. On the upper lug (102) that is fixed on the surface (100). 2. A new tunnel fan installation mechanism according to claim 1, characterized in that: a vertical adjustment plate (15) is fixed on the top surface of the connection plate (10), and the adjustment bolt (16) is screwed on On the vertical adjustment plate (15), the top of the adjustment bolt (16) is hinged with a lateral movement plate (17), which has a fixed connection hole (171) on the transverse movement plate (17), and the transverse movement plate (17) is connected to the connection plate (17). 10), the fixed connection hole (171) corresponds to the fixed through hole (102), and the top end of the fixed bolt (2) passes through the fixed connection hole (171). 3. A new tunnel fan installation mechanism according to claim 2, characterized in that: the left bending part (11) and the right bending part (12) form an included angle with the connecting plate (10), and the included angle The angle is an obtuse angle. 4. A new tunnel fan installation mechanism according to claim 3, characterized in that: a plurality of support plates (18) are welded and fixed between the left bending part (11) and the connecting plate (10), and the right bending A plurality of supporting plates (18) are welded and fixed between the portion (12) and the connecting plate (10). 5. A new tunnel fan installation mechanism according to claim 4, characterized in that the laterally moving plate (17) is welded and fixed on the connecting plate (10). 6. A novel tunnel fan installation mechanism according to claim 5, characterized in that: the lengths of the left bending part (11) and the right bending part (12) are different. 7. A new tunnel fan installation mechanism according to claim 6, characterized in that: one side of the laterally moving plate (17) has an upwardly bent hinged plate portion (172), and the hinged plate portion (172) Hinged on the top of the adjusting bolt (16).