CN208885560U - A kind of pressure fan - Google Patents

Abstract

The utility model discloses a kind of pressure fan, it include: shell, driving mechanism and control device, the driving mechanism is set to the side of shell, shell is equipped with air inlet and air outlet, the air inlet is set to the side of shell, the air outlet is set to the side of shell, and the inside of the shell is equipped with blower, the inlet of air inlet described in the blower is equipped with filter device, and the outside of the blower is equipped with shield, the shield and shell use detachable connection, and silencing means is additionally provided on the outside of the shell, the driving mechanism, filter device and silencing means are connect with control device.The utility model is provided with filter device by the air inlet in blower, the wind for entering blower is filtered, it avoids excessive impurity from carrying out enclosure interior blower is caused to damage, the outside of blower is provided with shield, good protective action can be played to blower, it avoids impurity from entering blower, influences its working efficiency, effectively extend its service life used.

Description

A kind of pressure fan

Technical field

The utility model belongs to grain-drying technical field, in particular to a kind of pressure fan.

Background technique

With the rapid development of social economy, either the production of enterprise or people's lives all gradually realize the modern times Change and intelligent, agricultural technology field be also it is as follows, most of traditional cereal is all located against sunlight and wind progress natural air drying, However as economic development, the source of finance in rural area is also no longer this single mode in kind of ground, this is with regard to growth-promoting grain-drying The generation of modernization.

Grain drying tower is the special equipment of grain storage department indispensability, is equipped with air supply tube on each grain drying tower Road, it is that the high temperature energy for generating hot-blast stove is sent into drying tower through pressure fan, is dried for the grain in drying tower, by This is as it can be seen that pressure fan is the indispensable important component of grain drying tower.

But it due to adulterating a small amount of solid impurity in the hot wind of hot-blast stove, is easy when by pressure fan, to pressure fan It causes to damage, influences the service life and its grain-drying efficiency of pressure fan.

Utility model content

Purpose of utility model: in order to overcome the above deficiency, the purpose of the utility model is to provide a kind of pressure fan, structures Simply, design rationally, is readily produced, plays good protective action to blower, effectively extend its service life used.

Technical solution: to achieve the goals above, the utility model provides a kind of pressure fan, comprising: shell, driving machine Structure and control device, the driving mechanism are set to the side of shell, and the shell is equipped with air inlet and air outlet, the air inlet Mouth is set to the side of shell, and the air outlet is set to the side of shell, and the inside of the shell is equipped with blower, the blower institute The inlet for stating air inlet is equipped with filter device, and the outside of the blower is equipped with shield, and the shield and shell use Detachable connection, and silencing means is additionally provided on the outside of the shell, the driving mechanism, filter device and silencing means are equal It is connect with control device.

A kind of pressure fan described in the utility model is provided with filter device by the air inlet in blower, right Wind into blower is filtered, and is avoided excessive impurity from carrying out enclosure interior and is caused to damage to blower, meanwhile, also in blower Outside is provided with shield, and the setting of the shield can play good protective action to blower, impurity is avoided to enter wind Machine influences its working efficiency, while also effectively extending its service life used, and at the same time, the setting of silencing means allows its energy It is enough to handle the noise generated in the pressure fan course of work.

Filtrate housing, one group of filter screen and filter, the filter screen are set in filter device described in the utility model The inlet of filtrate housing, the filter is set to the rear of filter screen, and the filter screen and filter and filtrate housing are equal Using being detachably connected.The setting of filter screen can carry out biggish particulate matters some in wind and impurity in the utility model Filter, filtered gas is filtered using filter, greatly improves the effect of its filtering, from source reduce impurity into Enter, good protection effect is played to pressure fan, can effectively be prolonged its service life.

The lower section of filtrate housing described in the utility model is equipped with sewage draining exit, and dirt-collecting box is equipped at the sewage draining exit, described Dirt-collecting box and sewage draining exit use movable connection.The setting of the sewage draining exit, can be timely filtered miscellaneous by filter device Matter is discharged in dirt-collecting box, and the setting of dirt-collecting box effectively prevents impurity to be expelled directly out from sewage draining exit, causes the ring around pressure fan Border is polluted again, to effectively improve the environment on pressure fan periphery, fundamentally reduces the impurity in air.

The lower section of shell described in the utility model is equipped with pedestal, is connected between the shell and pedestal by cross-brace, It is equipped with support base positioned at the lower section of driving mechanism on the pedestal, the driving mechanism is installed on support base, the support The lower section of seat is equipped with damper.The setting of the pedestal can position well pressure fan, improve the stabilization of its work Property, the setting of cross-brace greatly improve the stability connected between shell and pedestal, at the same time, the setting of damper, It can be effectively solved the amplitude generated in the driving mechanism course of work, further increase the stability of its work.

Support column and pedestal are equipped in support base described in the utility model, the support column is fixed on pedestal, described Pedestal is set on support column, and the lower section of the pedestal is equipped with inner groovy, and the inner groovy is matched with driving mechanism.Pedestal Setting, plays good supporting role to driving mechanism, at the same on pedestal inner groovy setting, allow pedestal and driving mechanism more Fitting, further increases the stability of its work.

The inner surface of shell described in the utility model is equipped with protective layer, is equipped with refractory layer, waterproof layer in the protective layer And wearing layer, the refractory layer, waterproof layer and wearing layer are sequentially arranged on shell.The setting of the protective layer can play shell To good protective effect, prolong its service life.

Fan blade is equipped with wear rib in blower described in the utility model, and fan blade is played well in the setting of wear rib Protective effect prolongs its service life.

Above-mentioned technical proposal can be seen that the utility model has the following beneficial effects:

1, a kind of pressure fan described in the utility model is provided with filter device by the air inlet in blower, The wind for entering blower is filtered, avoids excessive impurity from carrying out enclosure interior and blower is caused to damage, meanwhile, also in blower Outside be provided with shield, the setting of the shield can play good protective action to blower, impurity is avoided to enter Blower influences its working efficiency, while also effectively extending its service life used, and at the same time, the setting of silencing means allows it The noise generated in the pressure fan course of work can be handled.

2, the setting of filter screen can be filtered biggish particulate matters some in wind and impurity in the utility model, mistake Gas after filter is filtered using filter, greatly improves the effect of its filtering, and the entrance of impurity is reduced from source, right Pressure fan plays good protection effect, can effectively prolong its service life.

3, the lower section of filtrate housing described in the utility model is equipped with sewage draining exit, is equipped with dirt-collecting box, institute at the sewage draining exit The setting of sewage draining exit is stated, timely the filtered impurity of filter device can be discharged in dirt-collecting box, the setting of dirt-collecting box, effectively Prevent impurity to be expelled directly out from sewage draining exit, cause the environment around pressure fan to pollute again, to effectively improve air-supply The environment on machine periphery fundamentally reduces the impurity in air.

4, the lower section of shell described in the utility model is equipped with pedestal, is connected between the shell and pedestal by cross-brace It connects, is equipped with support base positioned at the lower section of driving mechanism on the pedestal, the driving mechanism is installed on support base, the branch The lower section for supportting seat is equipped with damper.The setting of the pedestal can position well pressure fan, improve the steady of its work Qualitative, the setting of cross-brace greatly improves the stability connected between shell and pedestal, and at the same time, damper is set It sets, can be effectively solved the amplitude generated in the driving mechanism course of work, further increase the stability of its work.

5, support column and pedestal are equipped in support base described in the utility model, the support column is fixed on pedestal, institute Pedestal is stated on support column, and the lower section of the pedestal is equipped with inner groovy, the inner groovy is matched with driving mechanism.Pedestal Setting, good supporting role is played to driving mechanism, at the same on pedestal inner groovy setting, allow pedestal and driving mechanism more For fitting, the stability of its work is further increased.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of pressure fan described in the utility model；

Fig. 2 is the structural schematic diagram of protective cover in the utility model；

Fig. 3 is the front view of support base in the utility model；

Fig. 4 is the structural schematic diagram of protective layer in the utility model；

Fig. 5 is the structural schematic diagram of wear rib on fan blade in the utility model.

Specific embodiment

In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate.

Embodiment

A kind of pressure fan as shown in Figures 1 to 5, comprising: shell 1, driving mechanism 2 and control device 7, the driving machine Structure 2 is set to the side of shell 1, and the shell 1 is equipped with air inlet 11 and air outlet 12, and the air inlet 11 is set to shell 1 Side, the air outlet 12 is set to the side of shell 1, and the inside of the shell 1 is equipped with blower 3, enters the wind described in the blower 3 The inlet of mouth 11 is equipped with filter device 4, and the outside of the blower 3 is equipped with shield 5, and the shield 5 is used with shell 1 Detachable connection, and the outside of the shell 1 is additionally provided with silencing means 6, the driving mechanism 2, filter device 4 and noise reduction dress 6 are set to connect with control device 7.

41, one groups of filter screens 42 of filtrate housing and filter 43, the filter screen in filter device 4 described in the present embodiment 42 are set to the inlet of filtrate housing 41, and the filter 43 is set to the rear of filter screen 42, and the filter screen 42 and filtering Device 43 is all made of with filtrate housing 41 and is detachably connected.

The lower section of filtrate housing 41 described in the present embodiment is equipped with sewage draining exit 44, is equipped with dirt-collecting box at the sewage draining exit 44 45, the dirt-collecting box 45 uses movable connection with sewage draining exit 44.

The lower section of shell 1 described in the present embodiment is equipped with pedestal 8, is connected between the shell 1 and pedestal 8 by cross-brace 81 It connecing, is equipped with support base 9 positioned at the lower section of driving mechanism 2 on the pedestal 8, the driving mechanism 2 is installed on support base 9, The lower section of the support base 9 is equipped with damper 10.

Support column 91 and pedestal 92 are equipped in support base 9 described in the present embodiment, the support column 91 is fixed on pedestal 8 On, the pedestal 92 is set on support column 91, and the lower section of the pedestal 92 is equipped with inner groovy 93, the inner groovy 93 and driving Mechanism 2 matches.

The inner surface of shell 1 described in the present embodiment is equipped with protective layer 101, and refractory layer is equipped in the protective layer 101, is prevented Water layer and wearing layer, the refractory layer, waterproof layer and wearing layer are sequentially arranged on shell 1.

Fan blade is equipped with wear rib 31 in blower 3 described in the present embodiment.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvement can also be made, these improvement also should be regarded as The protection scope of the utility model.

Claims (7)

1. a kind of pressure fan, it is characterised in that: include: shell (1), driving mechanism (2) and control device (7), the driving machine Structure (2) is set to the side of shell (1), and the shell (1) is equipped with air inlet (11) and air outlet (12), the air inlet (11) Set on the side of shell (1), the air outlet (12) is set to the side of shell (1), and the inside of the shell (1) is equipped with blower (3), the inlet of the blower (3) air inlet (11) is equipped with filter device (4), and the outside of the blower (3) is equipped with Shield (5), the shield (5) and shell (1) use detachable connection, and are additionally provided with and disappear on the outside of the shell (1) Mixer (6), the driving mechanism (2), filter device (4) and silencing means (6) are connect with control device (7).

2. pressure fan according to claim 1, it is characterised in that: filtrate housing (41), one group in the filter device (4) Filter screen (42) and filter (43), the filter screen (42) are set to the inlet of filtrate housing (41), the filter (43) Set on the rear of filter screen (42), and the filter screen (42) and filter (43) are all made of with filtrate housing (41) and detachably connect It connects.

3. pressure fan according to claim 2, it is characterised in that: the lower section of the filtrate housing (41) is equipped with sewage draining exit (44), dirt-collecting box (45) are equipped at the sewage draining exit (44), the dirt-collecting box (45) and sewage draining exit (44) use movable connection.

4. pressure fan according to claim 1, it is characterised in that: the lower section of the shell (1) is equipped with pedestal (8), described It is connected between shell (1) and pedestal (8) by cross-brace (81), is located at below driving mechanism (2) on the pedestal (8) and sets Have support base (9), the driving mechanism (2) is installed on support base (9), and the lower section of the support base (9) is equipped with damper (10).

5. pressure fan according to claim 4, it is characterised in that: be equipped with support column (91) and seat in the support base (9) Body (92), the support column (91) are fixed on pedestal (8), and the pedestal (92) is set on support column (91), and the pedestal (92) lower section is equipped with inner groovy (93), and the inner groovy (93) matches with driving mechanism (2).

6. pressure fan according to claim 1, it is characterised in that: the inner surface of the shell (1) is equipped with protective layer (101), in the protective layer (101) be equipped with refractory layer, waterproof layer and wearing layer, the refractory layer, waterproof layer and wearing layer according to It is secondary to be set on shell (1).

7. pressure fan according to claim 1, it is characterised in that: fan blade is equipped with wear rib (31) in the blower (3).