CN215310996U

CN215310996U - Air filtering device on vacuum packaging machine

Info

Publication number: CN215310996U
Application number: CN202121675059.2U
Authority: CN
Inventors: 赵胜军; 张孝辉
Original assignee: Ruian Meisheng Machinery Co ltd
Current assignee: Ruian Meisheng Machinery Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-28
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses an air filtering device on a vacuum packaging machine, which comprises: the shell, the rigid coupling has all rather than the connecting pipe two of inside intercommunication on the shell of transparent material preparation, connecting pipe one with the vacuum pump switch-on, connecting pipe two with the vacuum machine switch-on, the filter screen of wire drawing cloth material preparation is put inside the shell and with the shell internal partitioning become one admit air chamber and one go out the air chamber, admit air the chamber and arrange in the below of going out the air chamber, connecting pipe one with go out the air chamber intercommunication, connecting pipe two with admit air the chamber intercommunication. Because the filtering device is connected in series on the pipeline communicated between the vacuum machine and the vacuum pump, the gas pumped by the vacuum machine can enter the vacuum pump after being effectively filtered; if impurities exist in the gas inlet cavity, the gas can fall to the bottom of the shell through sedimentation, so that the filter screen is prevented from being blocked; because the shell adopts transparent material preparation, so, operating personnel can observe the inside behavior of shell in real time to in time change the filter screen.

Description

Air filtering device on vacuum packaging machine

Technical Field

The utility model relates to the field of food and medicine packaging instruments, in particular to an air filtering device on a vacuum packaging machine.

Background

With the development of science and technology and the popularization of automatic packaging technology, automatic vacuum packaging machines also move to various large food and medicine processing factories. However, in the vacuum packing machine, the vacuum pump is a very central device, and the efficiency of the vacuum pump determines the vacuum degree of the vacuum packing. During the use of vacuum pumps, the purity of the air is often very demanding.

At present, vacuum packaging machine manufacturers have insufficient understanding on air filtration of vacuum packaging machines, and packaging materials of customers often contain oil stains, particles, powder and other pollutants, so that the air purity is influenced. If too much contaminants accumulate inside the vacuum packaging machine, the vacuum level of the vacuum packaging machine and the service life of the vacuum packaging machine are seriously affected.

Therefore, it is an urgent need to solve the above-mentioned problems by those skilled in the art to provide an air filter device for a vacuum packaging machine.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides an air filtering device for a vacuum packaging machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an air filtering device on a vacuum packaging machine is connected in series on a pipeline communicated between a vacuum machine and a vacuum pump, and comprises:

the vacuum pump comprises a shell, wherein a first connecting pipe and a second connecting pipe which are communicated with the interior of the shell are fixedly connected to the shell made of transparent materials;

the filter screen, the preparation of wire drawing cloth material the filter screen is arranged the shell is inside and will shell internal partitioning becomes one and admits air the chamber and one goes out the air cavity, the chamber of admitting air is arranged the below in air cavity of giving vent to anger, connecting pipe one with go out air cavity intercommunication, connecting pipe two with admit air the chamber intercommunication.

According to the technical scheme, compared with the prior art, the utility model discloses the air filtering device on the vacuum packaging machine, and as the filtering device is connected in series on the pipeline communicated between the vacuum machine and the vacuum pump, the gas pumped by the vacuum machine can enter the vacuum pump after being effectively filtered; if impurities exist in the gas inlet cavity, the gas can fall to the bottom of the shell through sedimentation, so that the filter screen is prevented from being blocked; because the shell adopts transparent material preparation, so, operating personnel can observe the inside behavior of shell in real time to in time change the filter screen.

Preferably, the vacuum pump further comprises a first baffle and a second baffle, the vertically arranged shell is integrally in a straight cylinder shape, two ends of the shell are opened, one end of the shell is detachably plugged with the first baffle, a first connecting pipe communicated with the interior of the shell is fixed on the plate surface of one side, far away from the shell, of the first baffle, one end, far away from the first baffle, of the first connecting pipe is communicated with the vacuum pump through a pipeline, a hole is formed in the plate surface of the first baffle, the second connecting pipe penetrates through the hole, one end of the second connecting pipe is arranged in the shell, and the other end of the second connecting pipe is communicated with the vacuum pump; the shell is kept away from the shutoff can be dismantled to the one end of baffle one has baffle two, it is close to go out the air cavity baffle one arranges, connecting pipe two is located the inside one end of shell is passing arrange behind the filter screen in the air cavity portion of admitting air. This setting makes the shell can be reliable sealed, and because the shutoff can be dismantled at the shell both ends has baffle one and baffle two, the later stage of being convenient for is maintained the shell inside.

Preferably, a third connecting pipe communicated with the air inlet cavity is fixedly connected to the end face, far away from the shell, of the second baffle plate, and the third connecting pipe is connected with a drain valve. When a certain amount of water is accumulated inside the housing, the water may be discharged to the outside of the housing through the third connection pipe.

Preferably, still include circular shape splint, the external diameter less than or equal to of splint the internal diameter of shell, splint are provided with two and it is all fixed inside the shell, two the face of splint all with the axial lead of shell is perpendicular, the filter screen is arranged two between the splint, two all offer on the face of splint and be used for wearing to establish the through-hole one of connecting pipe two, offer on the filter screen and be used for wearing to establish the through-hole two of connecting pipe two, two through-hole one and one two equal position of through-hole corresponds, connecting pipe two is arranged the inside one end of shell is followed one through-hole two and two pass in the through-hole one, still the equipartition offers a plurality of air vents that link up its face on the face of splint. The filter screen is arranged between two splint for it can be fine fixed and spacing in the inside of shell, prevent that it from turning or dropping to the bottom in the shell along with the inside air current of shell in the use, influence the filter effect.

Preferably, still include connecting rod and fastening screw, set up on the one end wall of connecting rod can with fastening screw connects soon the screw hole, the connecting rod is coaxial to be arranged inside and its keeping away from of shell the one end of screw hole with baffle one is fixed, and the other end passes in proper order splint the filter screen and connect soon with fastening screw behind the baffle two, fastening screw has the nut, the nut is close to the one end of screw hole with baffle two is kept away from a side face butt of shell. The first baffle and the second baffle can be reliably fixed at the two ends of the shell.

Preferably, the clamping device further comprises a clamping nut, the connecting rod comprises a first cylindrical section and a second cylindrical section which is coaxially arranged with the first cylindrical section, one end, far away from the second cylindrical section, of the first cylindrical section is fixed with the first baffle, one end, far away from the first cylindrical section, of the second cylindrical section is provided with the threaded hole, the outer diameter of the first cylindrical section is larger than that of the second cylindrical section, an external thread matched with the clamping nut is arranged on the outer side wall of the second cylindrical section, the two clamping plates and the filter screen are coaxially sleeved on the second cylindrical section, one clamping plate, close to the first baffle, is abutted to one end face, close to the second cylindrical section, of the first cylindrical section, and the clamping nut is screwed on the second cylindrical section and can be tightly abutted to one clamping plate, far away from the first baffle. The screwing clamping nut can clamp the filter screen through the two clamping plates, and the filter screen is prevented from falling to the bottom in the shell.

Preferably, an annular sealing groove is formed in the middle of the plate surface of one side, away from the shell, of the second baffle plate, an o-shaped sealing ring is embedded in the sealing groove, and the nut is close to one end wall of the second baffle plate and tightly abutted to the o-shaped sealing ring. The contact position between the fastening screw and the second baffle plate can be ensured to have good air tightness, and air leakage of the shell is prevented.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall isometric view of an air filtration unit on a vacuum packaging machine;

FIG. 2 is a side view of an air filtration unit on a vacuum packaging machine;

FIG. 3 is a sectional view in the direction of FIG. 2A-A;

FIG. 4 is a partial isometric view of an air filtration device on a vacuum packaging machine;

FIG. 5 is a partial isometric view of an air filtration device on a vacuum packaging machine;

fig. 6 is a partial isometric view three of an air filtration device on a vacuum packaging machine.

In the figure:

the device comprises a shell 1, a first connecting pipe 2, a second connecting pipe 3, a filter screen 4, a second through hole 40, a first baffle 5, a second baffle 6, a sealing groove 60, a third connecting pipe 7, a clamping plate 8, a first through hole 80, a vent hole 81, a connecting rod 9, a first cylindrical section 90, a second cylindrical section 91, a threaded hole 910, a fastening screw 10, a nut 100, a clamping nut 11, an o-shaped sealing ring 12, a first pagoda plug 13, a first pipe hoop 14, a first hose 15, a second pagoda plug 16 and a second pipe hoop 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model discloses an air filtering device on a vacuum packaging machine, because the filtering device is connected in series on a pipeline communicated between a vacuum machine and a vacuum pump, gas pumped by the vacuum machine can enter an air inlet cavity in a shell 1 along a connecting pipe II 3, and a filter screen 4 is arranged between the air inlet cavity and an air outlet cavity, the air in the air inlet cavity can enter the air outlet cavity after being filtered by the filter screen 4, and because the air outlet cavity is communicated with a connecting pipe I2 and the connecting pipe I2 is communicated with the vacuum pump, the filtered gas can enter the vacuum pump. Because the chamber of admitting air arranges in the below of giving vent to anger the chamber, so, the inside gas of chamber of admitting air, if there is impurity, can drop to shell 1 bottom through subsiding, and this setting can prevent that filter screen 4 from blockking up. And a third connecting pipe 7 is arranged on the second baffle 6, the third connecting pipe 7 is connected with a water drainage valve, and when certain water is accumulated in the shell 1, the water drainage valve is opened to drain the water in the shell 1. Because shell 1 adopts transparent material preparation, so, operating personnel can observe the inside behavior of shell 1 in real time to in time change filter screen 4.

Examples

Referring to fig. 1 to 6, which are schematic structural views of an embodiment of the present invention in whole and in part, the present invention specifically discloses an air filter device on a vacuum packaging machine, which is connected in series to a pipeline communicating between a vacuum machine (not shown) and a vacuum pump (not shown), and comprises:

the shell 1 is made of transparent materials, a first connecting pipe 2 and a second connecting pipe 3 which are communicated with the interior of the shell 1 are fixedly connected to the shell 1, the first connecting pipe 2 is communicated with a vacuum pump, the second connecting pipe 3 is communicated with a vacuum machine,

filter screen 4, the filter screen 4 of wire drawing cloth material preparation arrange in 1 inside and with 1 internal partitioning of shell become one admit air chamber and one go out the air chamber, admit air the chamber and arrange in the below of going out the air chamber, connecting pipe one 2 with go out the air chamber intercommunication, connecting pipe two 3 with admit air the chamber intercommunication.

The vacuum pump further comprises a first baffle 5 and a second baffle 6 which are circular, the whole vertically arranged shell 1 is in a straight cylinder shape, two ends of the shell are opened, one end of the shell 1 is detachably plugged with the first baffle 5, a first connecting pipe 2 communicated with the inside of the shell 1 is vertically fixed on the surface of one side, away from the shell 1, of the first baffle 5, one end, away from the first baffle 5, of the first connecting pipe 2 is connected with a section of hose 15 through a first hose hoop 14, a first pagoda plug 13 is fixed at one end, away from the first hose hoop 14, of the hose 15, the first pagoda plug 13 is communicated with the vacuum pump through a pipeline, a second connecting pipe 3 is opened in the surface of the first baffle 5 and penetrates through the hole, one end of the second connecting pipe 3 is arranged in the shell 1, a second pagoda plug 16 is fixed at the other end through a second hose hoop 17, and the second pagoda plug 16 is communicated with the vacuum pump through a pipeline; the one end that the shell 1 kept away from baffle 5 can be dismantled the shutoff and have baffle two 6, goes out the air cavity and is close to baffle 5 and arranges, and the one end that connecting pipe two 3 is located the shell 1 inside arranges inside the air cavity of admitting air after passing filter screen 4.

More specifically, a third connecting pipe 7 communicated with the air inlet cavity is vertically and fixedly connected to the end face, far away from the shell 1, of the second baffle 6, and the third connecting pipe 7 is connected with a drain valve (not shown in the figure).

Further specifically, still include circular shape splint 8, splint 8's external diameter less than or equal to shell 1's internal diameter, splint 8 is provided with two and it all fixes inside shell 1, two splint 8's face all is perpendicular with shell 1's axial lead, filter screen 4 arranges between two splint 8, all offer the through-hole 80 that is used for wearing to establish two 3 connecting pipes on two splint 8's the face, offer two 40 through-holes that are used for wearing to establish two 3 connecting pipes on the filter screen 4, two 80 and two 40 homonymy positions of through-hole correspond, two 3 connecting pipes are arranged and are passed in the inside one end of shell 1 from two 40 through-holes and two 80 through-holes, still the equipartition is seted up a plurality of circular shape air vents 81 that link up its face on splint 8's the face.

Further specifically, the filter screen comprises a connecting rod 9 and a fastening screw 10, a threaded hole 910 capable of being screwed with the fastening screw 10 is formed in the end wall of one end of the connecting rod 9, the connecting rod 9 is coaxially arranged inside the shell 1, one end, far away from the threaded hole 910, of the connecting rod is fixed to the first baffle plate 5, the other end of the connecting rod penetrates through the clamping plate 8, the filter screen 4 and the second baffle plate 6 in sequence and then is screwed with the fastening screw 10, the fastening screw 10 is provided with a screw cap 100, and one end, close to the threaded hole 910, of the screw cap 100 is abutted to one side plate face, far away from the shell 1, of the second baffle plate 6.

Further specifically, still include clamping nut 11, connecting rod 9 includes cylinder section one 90 and the cylinder section two 91 of arranging with cylinder section one 90 is coaxial, the one end that cylinder section two 91 was kept away from to cylinder section one 90 is fixed with baffle one 5, cylinder section two 91 one end that cylinder section one 90 was kept away from is seted up threaded hole 910, the external diameter of cylinder section one 90 is greater than the external diameter of cylinder section two 91, be provided with the external screw thread with clamping nut 11 adaptation on the lateral wall of cylinder section two 91, two splint 8 and the equal coaxial cover of filter screen 4 are established on cylinder section two 91, a splint 8 that is close to baffle one 5 and a one end terminal surface butt that cylinder section one 90 is close to cylinder section two 91, clamping nut 11 connects soon on cylinder section two 91 and it can push up tightly and keep away from a splint 8 of baffle one 5.

More specifically, an annular sealing groove 60 is formed in the middle of the plate surface of the second baffle 6 on the side away from the housing 1, an o-shaped sealing ring 12 is embedded in the sealing groove 60, and one end wall, close to the second baffle 6, of the nut 100 is tightly abutted to the o-shaped sealing ring 12.

The working principle of the air filtering device is as follows:

when the vacuum machine and the vacuum pump work, the vacuum pump pumps air to the vacuum machine, and air in the vacuum machine can enter the vacuum pump through the connecting pipeline.

Owing to this filter equipment has concatenated on the pipeline of intercommunication between vacuum machine and vacuum pump, the gas that the vacuum machine was taken can enter into the intracavity that admits air to shell 1 inside along connecting pipe two 3, admit air the chamber and go out and be provided with filter screen 4 between the chamber, so, the air that admits air the intracavity portion can get into to going out the chamber after filter of filter screen 4, owing to go out the chamber and connect with connecting pipe 2 switch-on, connecting pipe 2 and vacuum pump switch-on, so, the gas of filtering completion can get into to the vacuum pump in. Because the chamber of admitting air arranges in the below of giving vent to anger the chamber, so, the inside gas of chamber of admitting air, if there is impurity, can drop to shell 1 bottom through subsiding, and this setting can prevent that filter screen 4 from blockking up. And a third connecting pipe 7 is arranged on the second baffle 6, the third connecting pipe 7 is connected with a water drainage valve, and when certain water is accumulated in the shell 1, the water drainage valve is opened to drain the water in the shell 1. Because shell 1 adopts transparent material preparation, so, operating personnel can observe the inside behavior of shell 1 in real time to in time change filter screen 4.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an air filter equipment on vacuum packaging machine, concatenates on the pipeline of intercommunication between vacuum machine and the vacuum pump which characterized in that includes:

the vacuum pump comprises a shell (1), wherein a first connecting pipe (2) and a second connecting pipe (3) which are communicated with the inside of the shell (1) are fixedly connected to the shell (1) made of transparent materials, the first connecting pipe (2) is communicated with the vacuum pump, and the second connecting pipe (3) is communicated with the vacuum pump;

filter screen (4), the preparation of wire drawing cloth material filter screen (4) are arranged shell (1) is inside and will shell (1) is inside to be separated into one and admits air the chamber and one goes out the air cavity, the chamber of admitting air is arranged go out the below in air cavity, connecting pipe one (2) with go out the air cavity intercommunication, connecting pipe two (3) with the chamber intercommunication of admitting air.

2. The air filtering device on the vacuum packaging machine is characterized by further comprising a first baffle (5) and a second baffle (6), the vertically arranged shell (1) is integrally in a straight cylinder shape, two ends of the vertically arranged shell are opened, one end of the shell (1) is detachably plugged with the first baffle (5), a first connecting pipe (2) communicated with the inside of the shell (1) is fixed on the plate surface of one side, away from the shell (1), of the first baffle (5), one end, away from the first baffle (5), of the first connecting pipe (2) is communicated with the vacuum pump through a pipeline, a second connecting pipe (3) is arranged on the plate surface of the first baffle (5) in a hole mode, one end of the second connecting pipe (3) is arranged inside the shell (1), and the other end of the second connecting pipe is communicated with the vacuum machine; the shell (1) is kept away from the one end of baffle one (5) can be dismantled the shutoff and have baffle two (6), it is close to go out the air cavity baffle one (5) arrange, connecting pipe two (3) are located the inside one end of shell (1) is passing arrange behind filter screen (4) the chamber of admitting air is inside.

3. The air filtering device on the vacuum packaging machine as claimed in claim 2, wherein a third connecting pipe (7) communicated with the air inlet cavity is fixedly connected to the end face, away from the shell (1), of the second baffle plate (6), and the third connecting pipe (7) is connected with a drain valve.

4. The air filtering device of claim 2, further comprising a circular clamping plate (8), wherein the outer diameter of the clamping plate (8) is less than or equal to the inner diameter of the casing (1), two clamping plates (8) are provided and fixed inside the casing (1), the surfaces of the two clamping plates (8) are perpendicular to the axial line of the casing (1), the filter screen (4) is disposed between the two clamping plates (8), through holes (80) for penetrating the connecting pipes (3) are disposed on the surfaces of the two clamping plates (8), through holes (40) for penetrating the connecting pipes (3) are disposed on the filter screen (4), the through holes (80) correspond to the through holes (40), and the connecting pipes (3) are disposed inside the casing (1) at one end from the through holes (40) and the through holes (40) (80) The plate surface of the clamping plate (8) is uniformly provided with a plurality of vent holes (81) penetrating through the plate surface.

5. The air filtering device on the vacuum packaging machine according to claim 4, further comprising a connecting rod (9) and a fastening screw (10), wherein a threaded hole (910) capable of being screwed with the fastening screw (10) is formed in an end wall of one end of the connecting rod (9), the connecting rod (9) is coaxially arranged inside the casing (1), one end of the connecting rod, which is far away from the threaded hole (910), is fixed to the first baffle (5), the other end of the connecting rod sequentially penetrates through the clamping plate (8), the filter screen (4) and the second baffle (6) and then is screwed with the fastening screw (10), the fastening screw (10) has a nut (100), and one end of the nut (100), which is close to the threaded hole (910), abuts against a side plate surface of the second baffle (6), which is far away from the casing (1).

6. The air filtering device on the vacuum packaging machine according to claim 5, further comprising a clamping nut (11), wherein the connecting rod (9) comprises a first cylindrical section (90) and a second cylindrical section (91) coaxially arranged with the first cylindrical section (90), one end of the first cylindrical section (90) far away from the second cylindrical section (91) is fixed with the first baffle (5), one end of the second cylindrical section (91) far away from the first cylindrical section (90) is provided with the threaded hole (910), the outer diameter of the first cylindrical section (90) is larger than that of the second cylindrical section (91), the outer side wall of the second cylindrical section (91) is provided with an external thread adapted to the clamping nut (11), the two clamping plates (8) and the filter screen (4) are coaxially sleeved on the second cylindrical section (91), one clamping plate (8) close to the first baffle (5) and one clamping plate (90) close to the second cylindrical section (90) (91) The end face of one end of the clamping nut (11) is abutted, the clamping nut (11) is screwed on the second cylindrical section (91) and can tightly push one clamping plate (8) far away from the first baffle plate (5).

7. The air filtering device on the vacuum packaging machine according to claim 5, wherein an annular sealing groove (60) is formed in the center of a side plate surface of the second baffle plate (6) far away from the outer shell (1), an o-shaped sealing ring (12) is embedded in the sealing groove (60), and an end wall of the nut (100) close to the second baffle plate (6) is tightly abutted to the o-shaped sealing ring (12).