CN206631339U - A kind of moisture trap for air compressor - Google Patents

Abstract

It the utility model is related to a kind of moisture trap for air compressor, including tank body and tank cap, an escape pipe coaxial with tank body is provided with tank body, the upper end of escape pipe is opening, tank body is divided into exocoel and inner chamber by escape pipe, coarse filtration orifice plate and wire mesh demister are set in the upper end of outer intracavitary air inlet, and coarse filtration orifice plate is located at the lower section of wire mesh demister, and the lower section of relief valve connection is provided with the drainage plate of predetermined inclination angle.Gas in the utility model is after coarse filtration orifice plate and wire mesh demister double filtration, so as to obtain more dry compressed air；Meanwhile the condensed water remained on tank cap can be drained in exocoel by drainage plate, avoid residual condensed water postpone escape pipe discharge, preferably play a part of gas-water separation, the compressed air clean-up performance of normal discharge during compressor operating is increased.

Description

A kind of moisture trap for air compressor

Technical field

It the utility model is related to a kind of compressor, and in particular to a kind of moisture trap for air compressor.

Background technology

It is to utilize principle of inertia separation air and water, its main work(that existing various air compressor machine moisture traps are generally also mostly Can the moisture in the compressed gas after cooling of compressor discharge is separated from compressed air, so as to ensure that compressor is arranged The gas of compressed gas or the next stage suction gone out keeps relatively dry.These moisture traps generally only divide the function of water, And do not separated among air inlet and outlet, the moisture isolated may also be brought to the flowing of gas exhaust outlet again with gas Body mixes.

Publication No. CN204219972U patent discloses a kind of moisture trap for air compressor, wherein, Gas after separation moisture enters escape pipe from the upper port of escape pipe again after passing upward through filter, as a result of filtering Piece, can filter moisture remaining in gas during normal work, while the impurity such as dust for crossing in air filtering of and can, avoid moisture Enter subordinate's cylinder with impurity；But find following defect through practice：

1. using filter merely, the moisture of the mist shape in gas can not be filtered completely, filter effect is bad；

Although 2. retaining ring can drainage portion residual condensed water, remain unchanged on tank cap meeting with the junction of relief valve connection Residual fraction condensed water, condensed water postpone escape pipe discharge, cause discharge gas still is mingled with moisture；For drawbacks described above, Those skilled in the art, which need badly, provides a kind of moisture trap for air compressor, effective to remove spray water in gas Grain, gas-water separation effect is improved, avoids vaporific particle water from entering subordinate's cylinder with gas.

Utility model content

The purpose of this utility model is to provide a kind of moisture trap for air compressor, effective to remove in gas Vaporific particle water, gas-water separation effect is improved, avoids vaporific particle water from entering subordinate's cylinder with gas.

To achieve the above object, there is provided following technical scheme：A kind of moisture trap for air compressor, including tank Body and tank cap, the tank cap are provided with relief valve connection, and the tank body is provided with air inlet and exhaust outlet, it is characterised in that An escape pipe coaxial with tank body is provided with the tank body, the upper end of escape pipe is opening, and institute is stretched out in the lower end of escape pipe State tank body and form the exhaust outlet, the tank body is divided into exocoel and inner chamber by the escape pipe, in the outer intracavitary air inlet Upper end coarse filtration orifice plate and wire mesh demister are set, the coarse filtration orifice plate is located at the lower section of the wire mesh demister, the peace The lower section of full valve interface is provided with the drainage plate of predetermined inclination angle, and the upper end of the drainage plate is fixedly connected with relief valve connection, Its lower end is located at the top of the exocoel.

Preferably, the wire mesh demister includes silk screen block and support meanss, and the silk screen block is superimposed by some silk screens Form, and fixed by the support meanss.

Preferably, the silk screen is formed by mixed knit of wire and non-metallic fibers.

Preferably, the spongy layer for being used for absorbing moisture is provided between the coarse filtration orifice plate and wire mesh demister.

Preferably, the angle between the drainage plate and the relief valve connection is 120 ° -150 °.

Preferably, the lower section of the exocoel is provided with discharge outlet.

The utility model provides a kind of having the beneficial effect that for moisture trap for air compressor：In the utility model Gas enter escape pipe, coarse filtration after coarse filtration orifice plate and wire mesh demister double filtration, then from the upper port of escape pipe Orifice plate can filter the larger liquid foam in levitation gas, and wire mesh demister can filter the smaller and minute liquid foam being suspended in gas, The moisture in gas can be effectively removed by double filtration, so as to obtain more dry compressed air；Meanwhile drainage plate can The condensed water remained on tank cap is drained in exocoel, avoid residual condensed water postpone escape pipe discharge, preferably play The effect of gas-water separation, the compressed air clean-up performance of normal discharge during compressor operating is set to increase.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model, For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings Other accompanying drawings.

Fig. 1 is the structural representation for the moisture trap for being used for air compressor in the utility model.

Description of reference numerals：10. tank body；20. tank cap；30. air inlet；40. drainage plate；50. escape pipe；60. safety valve Interface；70. coarse filtration orifice plate；80. wire mesh demister.

Embodiment

To make content of the present utility model more clear understandable, below in conjunction with Figure of description, to of the present utility model interior Appearance is described further.Certain the utility model is not limited to the specific embodiment, known to those skilled in the art General replacement be also covered by the scope of protection of the utility model.Secondly, the utility model has been carried out in detail using schematic diagram Statement, when the example of the utility model is described in detail, for convenience of description, schematic diagram should not according to general proportion partial enlargement In this, as to restriction of the present utility model.

Above and other technical characteristic and beneficial effect, will in conjunction with the embodiments and accompanying drawing is used for air to of the present utility model The moisture trap of compressor is described in detail.Fig. 1 is the moisture trap for being used for air compressor in the utility model Structural representation.

As shown in figure 1, the utility model provides a kind of moisture trap for air compressor, including tank body 10 and tank Cap 20, tank cap 20 are provided with relief valve connection 60, and tank body 10 is provided with air inlet 30 and exhaust outlet, is provided with tank body 10 One escape pipe 50 coaxial with tank body 10, the upper end of escape pipe 50 is opening, and the lower end of escape pipe 50 is stretched out tank body 10 and formed Exhaust outlet, tank body 10 is divided by escape pipe 50 is provided with discharge outlet for exocoel and inner chamber, the lower section of exocoel.

In order to improve the moisture effect in filtering gas, coarse filtration orifice plate 70 and silk are set in the upper end of outer intracavitary air inlet Net demister 80, coarse filtration orifice plate 70 are located at the lower section of wire mesh demister 80, and coarse filtration orifice plate 70 and wire mesh demister 80 pass through peace Loading board is fixed between the lateral wall of escape pipe 50 and the madial wall of tank body 10；By coarse filtration orifice plate 70 and wire mesh demister 80 pairs After heavy filtration, then from the upper port of escape pipe 50 enter escape pipe 50, coarse filtration orifice plate 70 can filter the larger liquid in levitation gas Foam, wire mesh demister 80 can filter the smaller and minute liquid foam being suspended in gas, and degasification can be effectively gone by double filtration Moisture in body, so as to obtain more dry compressed air.

Wherein, wire mesh demister 80 includes silk screen block and support meanss, and silk screen block is formed by stacking by some silk screens, and is led to Support meanss are crossed to fix；Wherein, silk screen is preferably formed by mixed knit of wire and non-metallic fibers, and wire, which may filter that, is suspended in gas Larger liquid foam, non-metallic fibers rough surface in body, can filter out smaller and small liquid foam, and be constantly gathered into larger liquid Drop.

Dropped to out in order to avoid side wall of the moisture along relief valve connection 60 of tank cap 20 and the junction of relief valve connection 60 In tracheae 50, the lower section of relief valve connection 60 is provided with the drainage plate 40 of predetermined inclination angle, the upper end of drainage plate 40 and safety valve Interface 60 is fixedly connected, and its lower end is located at the top of exocoel, preferably, the angle between drainage plate 40 and relief valve connection 60 is 120°-150°.Thus, the moisture assembled in tank cap 20 and the side wall of relief valve connection 60 can be dropped on drainage plate 40, drained Moisture is back in exocoel by plate 40 again, avoids discharging with escape pipe 50.

It can be provided with order to further reduce the moisture in gas, between coarse filtration orifice plate 70 and wire mesh demister 80 and be used to inhale Receive the spongy layer of moisture.

In summary, the gas in the utility model passes upward through coarse filtration orifice plate 70 and the double filtration of wire mesh demister 80 Afterwards, then from the upper port of escape pipe 50 to be discharged into escape pipe 50, coarse filtration orifice plate 70 can filter the larger liquid foam in levitation gas, Wire mesh demister 80 can filter the smaller and minute liquid foam being suspended in gas, effectively can be removed by double filtration in gas Moisture, so as to obtain more dry compressed air, meanwhile, drainage plate 40 can drain the condensed water remained on tank cap 20 Into exocoel, avoid the condensed water escape pipe 50 of postponing of residual from discharging, preferably play a part of gas-water separation, make compressor work The compressed air clean-up performance of normal discharge increases when making.

Although the utility model essentially describes above example, example is intended only as to be described, and this reality This is not limited to new.It is special without departing from the essence of embodiment that those of ordinary skill in the art can make a variety of modifications and application Property.For example, each part that embodiment is shown in detail can be changed and run, can recognize to the modification and using related difference To be included in the scope of protection of the utility model that appended claims are limited.

Involved embodiment in this specification, it is meant that specially feature, structure or the spy described with reference to the embodiment Property is included at least one embodiment of the present utility model.These terms come across in specification everywhere are not necessarily directed to The same embodiment.In addition, when describing special characteristic, structure or characteristic with reference to any embodiment, all think that it falls into this area Those of ordinary skill is combined in the range of these special characteristics, structure or the characteristic that other embodiment can is realized.

Claims (6)

1. a kind of moisture trap for air compressor, including tank body and tank cap, the tank cap are provided with relief valve connection, The tank body is provided with air inlet and exhaust outlet, it is characterised in that be provided with the tank body one with tank body is coaxial goes out Tracheae, the upper end of escape pipe is opening, and the lower end of escape pipe stretches out the tank body and forms the exhaust outlet, and the tank body is by institute State escape pipe and be divided into exocoel and inner chamber, coarse filtration orifice plate and wire mesh demister, institute are set in the upper end of the outer intracavitary air inlet The lower section that coarse filtration orifice plate is located at the wire mesh demister is stated, the lower section of the relief valve connection is provided with the drainage of predetermined inclination angle Plate, the upper end of the drainage plate are fixedly connected with relief valve connection, and its lower end is located at the top of the exocoel.

2. the moisture trap according to claim 1 for air compressor, it is characterised in that the wire mesh demister Including silk screen block and support meanss, the silk screen block is formed by stacking by some silk screens, and is fixed by the support meanss.

3. the moisture trap according to claim 2 for air compressor, it is characterised in that the silk screen is by metal Silk and mixed knit of non-metallic fibers form.

4. the moisture trap according to claim 1 for air compressor, it is characterised in that the coarse filtration orifice plate with And the spongy layer for being used for absorbing moisture is provided between wire mesh demister.

5. the moisture trap according to claim 1 for air compressor, it is characterised in that the drainage plate and institute It is 120 ° -150 ° to state the angle between relief valve connection.

6. the moisture trap according to claim 1 for air compressor, it is characterised in that the lower section of the exocoel Provided with discharge outlet.