CN211778207U - Open-type fan shell connecting device - Google Patents

Abstract

The utility model discloses an open-type fan casing coupling device, including first casing, first casing bottom is equipped with the second casing, first shells inner wall is equipped with the annular slab, the annular slab bottom contacts with second shells inner wall, annular slab top one side is equipped with first horizontal pole, first horizontal pole runs through first casing lateral wall and extends to first casing one side, the fixed second horizontal pole that is equipped with in annular slab bottom one side. The utility model discloses an inner hexagonal bolt is with annular plate and first casing and second casing fixed connection to through welded mode with riser and first horizontal pole and second horizontal pole fixed connection, the interact of riser and first horizontal pole and second horizontal pole makes first casing and second casing fixed more firm, avoids using a large amount of bolts, and inner hexagonal bolt does not influence the outward appearance in the first casing and the second casing outside inside the through-hole simultaneously.

Description

Open-type fan shell connecting device

Technical Field

The utility model relates to a fan housing hookup technical field, concretely relates to open-type fan housing coupling device.

Background

Along with the development of the ship cause, the requirement of the ship on ventilation is higher and higher, more and more fans with different structures are continuously applied, the open-type fan is a common member in many fan types, the open-type fan is widely applied to a ship ventilation system due to convenient maintenance, the shell of the existing open-type extension comprises a first shell and a second shell which are separated, and the first shell and the second shell are designed in a separated mode, so that people are required to use various means to connect the first shell and the second shell.

However, the existing open type fan connecting device is fixed together in a connecting mode of a large number of bolts during actual use, and the number of bolts on the fan is large, so that the installation process is troublesome, and the appearance of the shell is influenced.

Disclosure of Invention

The utility model aims at providing an open-type fan casing coupling device, through hexagon socket head cap screw with annular plate and first casing and second casing fixed connection, and with riser and first horizontal pole and second horizontal pole fixed connection through the welded mode, the interact of riser and first horizontal pole and second horizontal pole makes first casing and second casing fixed more firm, avoid using a large amount of bolts, hexagon socket head cap screw does not influence the outward appearance in the first casing and the second casing outside inside the through-hole simultaneously, with the above-mentioned weak point in the solution background art.

In order to achieve the above object, the present invention provides the following technical solutions: an open type fan shell connecting device comprises a first shell, wherein a second shell is arranged at the bottom of the first shell, an annular plate is arranged on the inner wall of the first shell, the bottom of the annular plate is in contact with the inner wall of the second shell, a first cross rod is arranged on one side of the top of the annular plate, the first cross rod penetrates through the side wall of the first shell and extends to one side of the first shell, a second cross rod is fixedly arranged on one side of the bottom of the annular plate, the second cross rod penetrates through the side wall of the second shell and extends to one side of the first shell, through holes are formed in the surfaces of the first cross rod and the second cross rod, which are far away from the annular plate, inner hexagon bolts are arranged in the through holes, one ends of the inner hexagon bolts extend to the inside of the annular plate, the inner hexagon bolts are in threaded connection with the first cross rod, the inner hexagon bolts are in threaded connection with the second cross rod, the inside fixed riser that is equipped with in one side of first horizontal pole fortune power annular slab, the second horizontal pole is run through to the riser bottom, riser and second horizontal pole fixed connection.

Preferably, the outer sides of the top and the bottom of the annular plate are fixedly provided with first rubber pads, the cross sections of the first rubber pads are circular, and the first rubber pads are matched with the annular plate.

Preferably, the annular plate is mated to the first housing and the annular plate is mated to the second housing.

Preferably, the cross section of the vertical plate is circular, the vertical plate is in contact with the outer side of the first shell, and the vertical plate is in contact with the outer side of the second shell.

Preferably, a second rubber pad is fixedly arranged on the inner wall of the vertical plate, the cross section of the second rubber pad is round, and the second rubber pad is arranged at the joint of the first shell and the second shell.

Preferably, the first cross bar and the second cross bar are symmetrically distributed about the center of the annular plate, and the first rubber pads are symmetrically distributed about the center of the annular plate.

In the technical scheme, the utility model provides a technological effect and advantage:

the worker inserts the annular plate into the first shell, the top of the annular plate is fixedly connected with the first shell through the hexagon socket head cap screw, the bottom of the annular plate is fixedly connected with the second shell through the hexagon socket head cap screw, the worker inserts the vertical plate into the first cross rod and the second cross rod, the vertical plate is fixedly connected with the first cross rod and the second cross rod through a welding mode, the vertical plate interacts with the first cross rod and the second cross rod, the first shell and the second shell are fixed more firmly, meanwhile, the annular plate further enables the stability between the first shell and the second shell, a large number of bolts are avoided, meanwhile, the hexagon socket head cap screw does not influence the appearance of the outer sides of the first shell and the second shell in the through hole, and therefore, the connection between the first shell and the second shell is completed, compared with the prior art, when the fan is installed by using the device, a large number of bolts are not needed, the installation process is simple, and the appearance problem of the shell is not influenced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art to obtain other drawings according to these drawings;

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure between the annular plate and the first rubber pad;

fig. 3 is a schematic view of the connection structure of the first cross bar and the socket head cap screw according to the present invention;

FIG. 4 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

description of reference numerals:

the first casing of 1, 2 second casings, 3 annular plates, 4 first horizontal poles, 5 second horizontal poles, 6 through-holes, 7 hexagon socket head cap screw, 8 risers, 9 first rubber pads, 10 second rubber pads.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides an open type fan shell connecting device as shown in figures 1-4, which comprises a first shell 1, a second shell 2 is arranged at the bottom of the first shell 1, a ring-shaped plate 3 is arranged on the inner wall of the first shell 1, the bottom of the ring-shaped plate 3 is contacted with the inner wall of the second shell 2, a first cross bar 4 is arranged at one side of the top of the ring-shaped plate 3, the first cross bar 4 penetrates through the side wall of the first shell 1 and extends to one side of the first shell 1, a second cross bar 5 is fixedly arranged at one side of the bottom of the ring-shaped plate 3, the second cross bar 5 penetrates through the side wall of the second shell 2 and extends to one side of the first shell 1, through holes 6 are arranged on the surfaces of one side of the first cross bar 4 and the second cross bar 5 far away from the ring-shaped plate 3, inner hexagon bolts 7 are arranged inside the through holes 6, one ends of the inner hexagon bolts 7 extend to the inside of the ring-shaped plate, the inner hexagon bolt 7 is in threaded connection with the second cross rod 5, the inner hexagon bolt 7 is in threaded connection with the annular plate 3, a vertical plate 8 is fixedly arranged inside one side of the first cross rod 4, the conveying force annular plate 3, the bottom of the vertical plate 8 penetrates through the second cross rod 5, and the vertical plate 8 is fixedly connected with the second cross rod 5;

further, in the above technical solution, the outer sides of the top and the bottom of the annular plate 3 are both fixedly provided with the first rubber pad 9, the cross section of the first rubber pad 9 is set to be circular, the first rubber pad 9 is matched with the annular plate 3, and the sealing performance between the annular plate 3 and the first and second housings 1 and 2 is increased;

further, in the above technical solution, the annular plate 3 is matched with the first housing 1, and the annular plate 3 is matched with the second housing 2;

further, in the above technical solution, the cross section of the vertical plate 8 is circular, the vertical plate 8 contacts with the outer side of the first casing 1, and the vertical plate 8 contacts with the outer side of the second casing 2, so as to increase the stability between the first casing 1 and the second casing 2;

further, in the above technical solution, a second rubber pad 10 is fixedly arranged on an inner wall of the vertical plate 8, a cross section of the second rubber pad 10 is circular, and the second rubber pad 10 is arranged at a joint of the first casing 1 and the second casing 2 to increase the sealing performance between the vertical plate 8 and the first casing 1 and the second casing 2;

further, in the above technical solution, the first cross bar 4 and the second cross bar 5 are distributed symmetrically with respect to the center of the annular plate 3, and the first rubber pads 9 are distributed symmetrically with respect to the center of the annular plate 3;

the implementation mode is specifically as follows: when the utility model is used, firstly, a worker inserts the annular plate 3 into the first shell 1, the top of the annular plate 3 is fixedly connected with the first shell 1 through the hexagon socket head cap screw 7, then the worker splices the second shell 2 with the first shell 1, the bottom of the annular plate 3 in the second shell 2 can be observed through the through hole 6, the worker can fixedly connect the bottom of the annular plate 3 with the second shell 2 through the hexagon socket head cap screw 7, meanwhile, the first rubber pad 9 can increase the sealing performance between the annular plate 3 and the first shell 1 and the second shell 2, the normal operation of the fan body is ensured, finally, the worker inserts the vertical plate 8 into the first cross bar 4 and the second cross bar 5, fixedly connects the vertical plate 8 with the first cross bar 4 and the second cross bar 5 through a welding mode, and the second rubber pad 10 effectively increases the sealing performance between the vertical plate 8 and the first shell 1 and the second shell 2, the problem that when the fan body is used, external air enters the inside of the fan body through a gap at the joint of the first shell 1 and the second shell 2 to affect the use quality of the fan body is solved, meanwhile, the sealing performance between the first shell 1 and the second shell 2 is further improved, the vertical plates 8 interact with the first cross rods 4 and the second cross rods 5 to enable the first shell 1 and the second shell 2 to be fixed more firmly, meanwhile, the annular plates 3 further enable the stability between the first shell 1 and the second shell 2 to avoid using a large number of bolts, and meanwhile, the appearance of the outer sides of the first shell 1 and the second shell 2 is not affected by the inner hexagonal bolts 7 in the through holes 6 to complete the connection between the first shell 1 and the second shell 2 is solved, and the problem that in the prior art, the fan is fixed together by adopting a large number of bolts and the number of bolts on the fan is solved, not only the installation process is troublesome, but also the appearance of the shell is influenced.

This practical theory of operation:

referring to the attached drawings 1-4 of the specification, when the utility model is used, firstly, a worker inserts the annular plate 3 into the first shell 1, the top of the annular plate 3 is fixedly connected with the first shell 1 through the hexagon socket head cap screw 7, the bottom of the annular plate 3 is fixedly connected with the second shell 2 through the hexagon socket head cap screw 7, meanwhile, the first rubber pad 9 can increase the sealing performance between the annular plate 3 and the first shell 1 and the second shell 2, the normal operation of the fan body is ensured, finally, the worker inserts the vertical plate 8 into the first cross bar 4 and the second cross bar 5, and fixedly connects the vertical plate 8 with the first cross bar 4 and the second cross bar 5 through the welding mode, meanwhile, the second rubber pad 10 effectively increases the sealing performance between the vertical plate 8 and the first shell 1 and the second shell 2, and prevents the external air from entering the fan body through the gap at the joint of the first shell 1 and the second shell 2 when the fan body is used, influence the use quality of fan body, the while further leakproofness that has increased between first casing 1 and the second casing 2, and riser 8 and first horizontal pole 4 and the 5 interact of second horizontal pole, make first casing 1 and second casing 2 fixed more firm, the further stability that makes between first casing 1 and the second casing 2 of annular plate 3 simultaneously to accomplish being connected between first casing 1 and the second casing 2.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (6)

1. An open-type fan casing coupling device, includes first casing (1), its characterized in that: the bottom of the first shell (1) is provided with a second shell (2), the inner wall of the first shell (1) is provided with an annular plate (3), the bottom of the annular plate (3) is in contact with the inner wall of the second shell (2), one side of the top of the annular plate (3) is provided with a first cross rod (4), the first cross rod (4) penetrates through the side wall of the first shell (1) and extends to one side of the first shell (1), one side of the bottom of the annular plate (3) is provided with a second cross rod (5), the second cross rod (5) penetrates through the side wall of the second shell (2) and extends to one side of the first shell (1), the first cross rod (4) is fixedly connected with the first shell (1), the second cross rod (5) is fixedly connected with the second shell (2), one side surfaces of the first cross rod (4) and the second cross rod (5) far away from the annular plate (3) are provided with through holes (6), through-hole (6) inside hexagon socket head cap screw (7) that is equipped with, hexagon socket head cap screw (7) one end extends to annular plate (3) inside, hexagon socket head cap screw (7) and first horizontal pole (4) threaded connection, hexagon socket head cap screw (7) and second horizontal pole (5) threaded connection, hexagon socket head cap screw (7) and annular plate (3) threaded connection, one side inside fixed of annular plate (3) is kept away from in first horizontal pole (4) is equipped with riser (8), second horizontal pole (5) are run through to riser (8) bottom, riser (8) and second horizontal pole (5) fixed connection.

2. The open-type fan housing coupling device of claim 1, wherein: the top and the bottom of the annular plate (3) are fixedly provided with first rubber pads (9), the cross sections of the first rubber pads (9) are circular, and the first rubber pads (9) are matched with the annular plate (3).

3. The open-type fan housing coupling device of claim 1, wherein: the annular plate (3) is matched with the first shell (1), and the annular plate (3) is matched with the second shell (2).

4. The open-type fan housing coupling device of claim 1, wherein: the cross section of the vertical plate (8) is set to be circular, the vertical plate (8) is in contact with the outer side of the first shell (1), and the vertical plate (8) is in contact with the outer side of the second shell (2).

5. The open-type fan housing coupling device of claim 1, wherein: riser (8) inner wall is fixed and is equipped with second rubber pad (10), second rubber pad (10) cross section is established for circular, second rubber pad (10) are established in first casing (1) and second casing (2) junction.

6. The open-type fan housing coupling device of claim 2, wherein: the first cross rod (4) and the second cross rod (5) are distributed in a centrosymmetric mode around the annular plate (3), and the first rubber pads (9) are distributed in a centrosymmetric mode around the annular plate (3).

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