Impeller casing with copper lining

Abstract

The utility model relates to the technical field of impeller casing materials, and discloses an impeller casing with a copper lining, which comprises an impeller casing outer cylinder plate and an impeller casing support strip, a vertical plate is fixedly connected outside the impeller casing outer cylinder plate, and impeller casing flanges are fixedly connected to two end faces of the impeller casing support strip. The inner side of the impeller case supporting strip is fixedly connected with an impeller case inner cylinder plate, the inner side of the impeller case inner cylinder plate is fixedly connected with a sealing gasket, the inner side of the sealing gasket is fixedly connected with a copper plate, and the side, connected with the impeller case supporting strip, of the impeller case flange is fixedly connected with a pressing block. And an access door is arranged in the copper plate, the sealing gasket and the impeller case inner cylinder plate. According to the utility model, the sealing gasket is arranged in the inner cylinder plate of the impeller case, so that the problem that rust slag generated by environmental corrosion affects the operation efficiency of the fan and the potential safety hazard of blades is solved, and the effects of ensuring the safe operation of the fan and prolonging the service life of the fan can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to impeller casing material technical field especially relates to a kind of copper lining's impeller casing. BACKGROUND

[0002] Impeller casing is a shell structure with providing installation space and support protection for impeller, it is the important component of impeller machinery, a kind of copper lining's impeller casing is on the basis of traditional impeller casing, through specific process in its inside or specific site installs copper lining mechanical component.

[0003] The inner cylinder of traditional impeller casing is all used carbon steel material as inside, ordinary carbon steel is easy to rust and be corroded in mine environment, produces rust slag, not only will damage impeller blade, also will lead to shutdown to produce serious consequence problem. UTILITY MODEL CONTENT

[0004] In order to make up for the above insufficient, the utility model provides a kind of copper lining's impeller casing, to improve the problem of traditional impeller casing inner cylinder producing rust slag damage impeller blade and shutdown risk.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of copper lining's impeller casing, including impeller casing outer cylinder plate, impeller casing support strip, the outside of the impeller casing outer cylinder plate is fixedly connected with vertical plate, the both ends of the impeller casing support strip are fixedly connected with impeller casing flange, the inside of the impeller casing support strip is fixedly connected with impeller casing inner cylinder plate, the inside of the impeller casing inner cylinder plate is fixedly connected with sealing gasket, the inside of the sealing gasket is fixedly connected with copper plate, the side where the impeller casing flange is connected with impeller casing support strip is fixedly connected with pressure block, the inside of the copper plate, sealing gasket and impeller casing inner cylinder plate is equipped with access door, the outer surface of the access door is provided with inspection door pressure strip, the outer surface of the access door is fixedly connected with handle.

[0007] Preferably, the pressure block and access door are provided with pressure strip body, the vertical direction of the pressure strip body is equipped with screw hole, the inside of the pressure strip body is screw-connected with bolt, the outside of the bolt is screw-connected in the inside of screw hole, the bolt passes through screw hole and abuts on the upper surface of inspection door pressure strip by passing through pressure strip body.

[0008] Preferably, the outer circle of the impeller casing flange is fixedly connected in the inside of the impeller casing outer cylinder plate.

[0009] Preferably, the inner circle of the impeller casing flange is fixedly connected in the outside of the impeller casing inner cylinder plate.

[0010] Preferably, the material of the sealing gasket is asbestos-free rubber plate

[0011] The utility model has the following beneficial effects:

[0012] 1. In the utility model, the inside of the inner cylinder plate of the impeller casing is provided with a sealing gasket, which solves the problem of rust residue caused by environmental corrosion of the inner cylinder plate of the impeller casing, which affects the operation efficiency of the fan and the safety of the blades, and the outer part of the sealing gasket is provided with a copper plate, which eliminates the risk of sparks generated by the friction between the impeller blades and the inner cylinder plate of the impeller casing due to long-time operation of the fan, thereby ensuring the safe operation of the fan and prolonging the service life of the fan. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The utility model provides a kind of upper side schematic diagram of the impeller casing with copper lining;

[0014] Figure 2 The utility model provides a kind of handle local structure schematic diagram of the impeller casing with copper lining;

[0015] Figure 3 The utility model provides a kind of impeller casing support strip local structure schematic diagram of the impeller casing with copper lining;

[0016] Figure 4 The utility model provides a kind of copper plate local structure schematic diagram of the impeller casing with copper lining;

[0017] Figure 5 The utility model provides a kind of briquetting local structure schematic diagram of the impeller casing with copper lining.

[0018] Legend:

[0019] 1, vertical plate;2, impeller casing outer cylinder plate;3, copper plate;4, sealing gasket;5, impeller casing inner cylinder plate;6, impeller casing flange;7, handle;8, impeller casing support strip;9, briquetting;10, pressure bar body;11, inspection door pressure bar;12, bolt;13, screw hole;14, access door. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described in conjunction with the drawings of the specification of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] Reference Figure 1 And Figure 5The utility model provides an embodiment: a kind of impeller casing with copper lining, including impeller casing outer cylinder plate 2, impeller casing support strip 8, the outside fixed connection of impeller casing outer cylinder plate 2 has vertical plate 1, the end surface fixed connection of impeller casing support strip 8 has impeller casing flange 6, the inside fixed connection of impeller casing support strip 8 has impeller casing inner cylinder plate 5, the inside fixed connection of impeller casing inner cylinder plate 5 has sealing gasket 4, the inside fixed connection of sealing gasket 4 has copper plate 3, the side fixed connection of impeller casing flange 6 and impeller casing support strip 8 is connected with pressure block 9, the inside of copper plate 3, sealing gasket 4 and impeller casing inner cylinder plate 5 is equipped with access door 14, the outer surface of access door 14 is equipped with inspection door batten 11, the outer surface fixed connection of access door 14 has handle 7;

[0022] Specifically, the impeller casing outer cylinder plate 2 is used for fixing the vertical plate 1, the impeller casing support strip 8 is used for fixing the impeller casing flange 6, the impeller casing support strip 8 is used for fixing the impeller casing inner cylinder plate 5, the impeller casing inner cylinder plate 5 is used for fixing the sealing gasket 4, the sealing gasket 4 is used for fixing the copper plate 3, the impeller casing flange 6 is used for fixing the pressure block 9, the copper plate 3, the sealing gasket 4 and the impeller casing inner cylinder plate 5 are provided with the access door 14 for personnel to enter and exit, and the access door 14 is used for fixing the handle 7.

[0023] Referring to Figure 4 And Figure 5 The pressure block 9 and the access door 14 are provided with the batten body 10, the vertical direction of the batten body 10 is provided with the threaded hole 13, the inside of the batten body 10 is threadedly connected with the bolt 12, the outside of the bolt 12 is threadedly connected in the inside of the threaded hole 13, and the bolt 12 passes through the threaded hole 13 and abuts against the upper surface of the inspection door batten 11 by the batten body 10.

[0024] Specifically, the pressure block 9 is used for limiting the batten body 10, the threaded hole 13 of the batten body 10 is used for fixing the bolt 12, the bolt 12 is used for fixing the inspection door batten 11, and the pressure block 9 is used for fixing the access door 14.

[0025] Referring to Figures 1-3 The outer circle of the impeller casing flange 6 is fixedly connected to the inside of the impeller casing outer cylinder plate 2, the inner circle of the impeller casing flange 6 is fixedly connected to the outside of the impeller casing inner cylinder plate 5, and the sealing gasket 4 is made of asbestos-free rubber plate.

[0026] Specifically, the impeller casing outer cylinder plate 2 is used for fixing the impeller casing flange 6, and the impeller casing inner cylinder plate 5 is used for fixing the impeller casing flange 6.

[0027] Working principle: when the device is needed, the impeller blade is installed in the inside of the impeller shell outer cylinder plate 2, the sealing gasket 4 is arranged in the inside of the impeller shell inner cylinder plate 5, the rust residue caused by the corrosion of the impeller shell inner cylinder plate 5 to the environment is solved, the safe hidden danger of the fan operation efficiency and the blade is solved, the copper plate 3 is arranged outside the sealing gasket 4, the risk of spark generated by the friction between the impeller blade and the impeller shell inner cylinder plate 5 due to long-time operation of the fan is eliminated, so that the safe operation of the fan and the service life of the fan can be guaranteed, the device can not only improve the wear resistance of the device and prolong the service life of the shell, but also reduce the probability of dangerous accidents.

[0028] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement is carried out to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A copper-lined impeller casing comprising an impeller casing outer shell plate (2), an impeller casing support bar (8), characterized in that: The outer fixed connection of the impeller machine shell outer cylinder plate (2) has a vertical plate (1), the two end faces of the impeller machine shell support strip (8) are fixedly connected with an impeller machine shell flange (6), the inner side of the impeller machine shell support strip (8) is fixedly connected with an impeller machine shell inner cylinder plate (5), the inner side of the impeller machine shell inner cylinder plate (5) is fixedly connected with a sealing gasket (4), the inner side of the sealing gasket (4) is fixedly connected with a copper plate (3), the side, where the impeller machine shell flange (6) and the impeller machine shell support strip (8) are connected, is fixedly connected with a pressing block (9), the inside of the copper plate (3), the sealing gasket (4) and the impeller machine shell inner cylinder plate (5) is provided with an inspection door (14), the outer surface of the inspection door (14) is provided with an inspection door pressing strip (11), and the outer surface of the inspection door (14) is fixedly connected with a handle (7).

2. A copper lined impeller housing according to claim 1, wherein: The pressing block (9) and the inspection door (14) are provided with a pressing strip body (10), the vertical direction of the pressing strip body (10) is provided with a threaded hole (13), the inside of the pressing strip body (10) is screwed with a bolt (12), the outside of the bolt (12) is screwed in the inside of the threaded hole (13), and the bolt (12) passes through the pressing strip body (10) through the threaded hole (13) and abuts against the upper surface of the inspection door pressing strip (11).

3. A copper lined impeller housing as claimed in claim 1, wherein: The outer circle of the impeller machine shell flange (6) is fixedly connected to the inner side of the impeller machine shell outer cylinder plate (2).

4. A copper lined impeller housing according to claim 3, wherein: The inner circle of the impeller machine shell flange (6) is fixedly connected to the outside of the impeller machine shell inner cylinder plate (5).

5. A copper lined impeller housing as claimed in claim 1, wherein: The material of the sealing gasket (4) is an asbestos-free rubber plate.

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