CN217549313U - PSA nitrogen generator oxygen boosting waste gas recovery unit - Google Patents

Abstract

The utility model discloses an oxygen-enriched waste gas recovery device of a PSA nitrogen making machine, which comprises a treatment box and a waste gas input pipe connected with the middle end of one side of the treatment box, wherein the inside of the treatment box is provided with a cleaning mechanism, and the outside of the treatment box is provided with a collecting mechanism; the cleaning mechanism comprises a bearing transverse bar, a supporting bearing, a bearing rod, a cleaning brush plate, a vertical bevel gear, a rotating rod, a driving motor and a transverse bevel gear, the bearing transverse bar is fixedly arranged on the inner wall of the top end of the treatment box and is positioned on the horizontal plane of the vertical center of the treatment box, the supporting shaft is embedded in the center of the top surface of the bearing transverse bar, and the bearing rod is embedded in the supporting bearing; the collecting mechanism comprises a first material outlet box, a second material outlet box, a collecting pipe and an extracting pipe, wherein the first material outlet box and the second material outlet box are fixedly arranged on the outer wall of the same side of the processing box and are arranged in an inclined mode, and the first material outlet box is gradually far away from the top surface of the inner part of the processing box from top to bottom. The utility model discloses the clearance is maintained simply laborsavingly, and particulate impurity collects to arrange leads the convenience, has guaranteed filtration treatment efficiency.

Description

PSA nitrogen generator oxygen boosting waste gas recovery unit

Technical Field

The utility model relates to a waste gas recovery equipment technical field, in particular to PSA nitrogen generator oxygen boosting waste gas recovery device.

Background

Nitrogen is often called inert gas, and nitrogen is often used as shielding gas, which makes important contribution to medical health, and nitrogen making machine refers to a device which takes air as raw material and separates oxygen and nitrogen by physical method to obtain nitrogen. The nitrogen production methods used in industry are roughly classified into three methods, i.e., cryogenic air separation, molecular sieve air separation (PSA), and membrane air separation.

The nitrogen making machine can remain a large amount of oxygen-enriched waste gas when the separation obtains nitrogen gas, so can handle oxygen-enriched waste gas through exhaust gas recovery equipment, often can mix particle impurity in the oxygen-enriched waste gas, exhaust gas recovery equipment is mainly dispose filter element and combine it and spray the mode to accomplish the processing work in the treatment vessel.

Waste gas recovery equipment under prior art disposes filter unit and combines it with the mode of spraying and accomplish the processing work in handling the container mainly, in order to avoid gas leakage, filter unit generally locks tightly and fixes in handling the container, and long-term work is down the granule impurity and is piled up too much on filtering material and cause the jam phenomenon easily, and filtration treatment efficiency reduces thereupon, and personnel's dismouting clearance is troublesome hard, and granule impurity collects the difficulty, for this reason, we provide an oxygen boosting waste gas recovery unit of PSA nitrogen generator.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a PSA system nitrogen machine oxygen boosting waste gas recovery device, can effectively solve among the prior art waste gas recovery equipment mainly be dispose filter unit in the treatment vessel and combine it and spray the mode and accomplish the processing work, in order to avoid gaseous leakage, the general tight lock of filter unit is died and is fixed in the treatment vessel, long-term work is down granule impurity piles up too much on filtering material and causes blocking phenomenon easily, filtration treatment efficiency reduces thereupon, the troublesome hard of personnel's dismouting clearance, the problem of granule impurity collection difficulty.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: an oxygen-enriched waste gas recovery device of a PSA nitrogen making machine comprises a treatment box and a waste gas input pipe connected to the middle end of one side of the treatment box, wherein a cleaning mechanism is arranged inside the treatment box, and a collecting mechanism is arranged outside the treatment box;

the cleaning mechanism comprises a bearing cross bar, a supporting bearing, a bearing rod, a cleaning brush plate, a vertical bevel gear, a rotating rod, a driving motor and a transverse bevel gear, the bearing cross bar is fixedly arranged at the inner wall of the top end of the treatment box and is positioned on the horizontal plane of the vertical center of the treatment box, the supporting bearing is embedded at the center of the top surface of the bearing cross bar, the bearing rod is embedded inside the supporting bearing, the cleaning brush plates are respectively and fixedly arranged at two ends of the bearing rod, brush bristles are paved at one side of the cleaning brush plate, which is far away from the center of the treatment box, the vertical bevel gear is sleeved on the outer peripheral surface of the bearing rod and is positioned below the supporting bearing, the rotating rod is movably arranged on the outer wall of one side of the treatment box and is positioned above the waste gas input pipe, the driving motor is fixedly arranged on the outer wall of one side of the treatment box, the output end of the driving motor is movably connected with one end, which movably extends to the outside of the treatment box, the transverse bevel gear is meshed with the vertical bevel gear and is fixedly arranged at one end, which is movably extended to the inside of the rotating rod, the treatment box, the bearing cross bar can rotate on the bearing cross bar by the bearing cross bar, and the treatment box;

the collecting mechanism comprises a first material outlet box, a second material outlet box, a collecting pipe and an extracting pipe, wherein the first material outlet box and the second material outlet box are fixedly arranged on the outer wall of the same side of the processing box and are arranged in an inclined mode, the top surface of the inner portion of the processing box is gradually kept away from the first material outlet box from top to bottom, the bottom surface of the inner portion of the processing box is gradually kept away from the second material outlet box from top to bottom, the processing box is communicated with the inner space of the first material outlet box and the inner space of the second material outlet box respectively, the outer peripheral surface of the collecting pipe is connected with one end, far away from the processing box, of the first material outlet box and the second material outlet box respectively, the inner space of the collecting pipe is communicated with the inner space of the first material outlet box and the inner space of the second material outlet box respectively, one end of the extracting pipe is connected with the outer peripheral surface, far away from the first material outlet box, of the collecting pipe, a valve is arranged on the outer peripheral surface, far away from the collecting pipe, of the extracting pipe, and the extracting pipe is mainly connected with a suction device for guiding and filtering out particle sundries left.

Preferably, it is connected with the outlet duct to handle roof surface, the one end that the outlet duct runs through to extend to handling incasement portion is provided with first filter plate, and first filter plate is close to the clearance brush board that sets up in the carrier bar upper end.

Preferably, the inner wall of the treatment box close to the bottom end is fixedly provided with a second filter plate, and the second filter plate is close to a cleaning brush plate arranged at the lower end of the bearing rod.

Preferably, the bottom surface inside the treatment box is fixedly provided with a delivery pump, the output end of the delivery pump is connected with a water delivery pipe, and the water delivery pipe penetrates through the inner wall of the treatment box and is connected with a spray header on the outer peripheral surface above the second filter plate.

Preferably, the conveying pumps are provided with two conveying pipes and located on two opposite sides of the bearing rod, and the water conveying pipes and the conveying pumps are arranged in a one-to-one correspondence mode.

Preferably, the spray headers are arranged in a plurality of groups which are divided into two groups equally, the two groups of spray headers are symmetrically arranged on the two water conveying pipes, and the output ends of the two groups of spray headers are arranged towards the horizontal plane of the transverse center of the treatment box.

Compared with the prior art, the utility model relates to a PSA nitrogen generator oxygen boosting waste gas recovery unit has following beneficial effect:

the utility model discloses in, install support bearing through setting up the bearing horizontal bar on handling the incasement wall, after rotating on handling the case through driving motor function control bull stick, fix and rotate thereupon the horizontal bevel gear that the bull stick activity extends to handling incasement portion one end, vertical bevel gear connected with horizontal bevel gear meshing can drive the bull stick and rotate on the back shaft bearing after being driven, two clearance brush boards of fixing respectively at the bull stick both ends can be driven and utilize the brush hair to clean first filter plate bottom surface and second filter plate top surface, accumulational granule impurity is disturbed and breaks away from first filter plate and second filter plate and accomplishes the clearance, avoided blocking phenomenon also to improve filtration treatment efficiency thereupon, personnel are connected to the extraction pipe and open the valve on the extraction pipe through suction device simultaneously and make its switch-on back, suction can distribute first play magazine and second play magazine with the help of collecting pipe, be the slope setting and by last to keep away from down gradually the first ejection of compact box of handling incasement portion top surface can cooperate the granule that the leading-in the first filter plate that the whereabouts was gone into on the first filter plate by the collection pipe, be handled the impurity box and the impurity of the collection pipe can be coordinated with the second collection pipe and the cooperation of the collection pipe, the filtration particle is convenient to be handled through the collection pipe, the collection efficiency of collection pipe, the collection of collection pipe is handled the collection of the impurity is handled to be handled through the simple collection of filtration particle collection of filtration efficiency.

Drawings

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

FIG. 1 is a schematic view of the overall structure of an oxygen-enriched waste gas recovery device of a PSA nitrogen making machine;

FIG. 2 is a schematic view of the top view of the oxygen-enriched waste gas recovery device of the PSA nitrogen making machine of the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 3 according to the present invention;

fig. 5 is a schematic front view of the oxygen-enriched waste gas recovery device of the PSA nitrogen generator of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a treatment box; 2. an exhaust gas input pipe; 3. a load bearing cross bar; 4. a support bearing; 5. a carrier bar; 6. cleaning the brush plate; 7. a vertical bevel gear; 8. a rotating rod; 9. a drive motor; 10. a transverse bevel gear; 11. a first material outlet box; 12. a second material outlet box; 13. a collection tube; 14. an extraction pipe; 15. an air outlet pipe; 16. a first filter plate; 17. a second filter plate; 18. a delivery pump; 19. a water delivery pipe; 20. and a spray header.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model relates to an oxygen-enriched waste gas recovery device of a PSA nitrogen making machine, which comprises a treatment box 1 and a waste gas input pipe 2 connected to the middle end of one side of the treatment box 1, wherein a cleaning mechanism is arranged inside the treatment box 1, and a collecting mechanism is arranged outside the treatment box 1;

the cleaning mechanism comprises a bearing transverse bar 3, a supporting bearing 4, a bearing rod 5, a cleaning brush plate 6, a vertical bevel gear 7, a rotating rod 8, a driving motor 9 and a transverse bevel gear 10, wherein the bearing transverse bar 3 is fixedly arranged on the inner wall of the top end of the treatment box 1 and is positioned on the horizontal plane of the vertical center of the treatment box 1, the supporting bearing 4 is embedded in the center of the top surface of the bearing transverse bar 3, the bearing rod 5 is embedded in the supporting bearing 4, the cleaning brush plate 6 is respectively and fixedly arranged at two ends of the bearing rod 5, brush hair is laid on one side of the cleaning brush plate 6 away from the center of the treatment box 1, the vertical bevel gear 7 is sleeved on the peripheral surface of the bearing rod 5 and is positioned below the supporting bearing 4, the rotating rod 8 is movably arranged on the outer wall of one side of the treatment box 1 and is positioned above the waste gas input pipe 2, the driving motor 9 is fixedly arranged on the outer wall of one side of the treatment box 1, the output end of the rotating rod 8 is movably arranged on the outer wall of the rotating rod 1 and is connected with one end of the rotating rod 8 which is movably extended to the outside of the treatment box 1, the transverse bevel gear 10 is meshed with the vertical bevel gear 7 and is fixedly arranged on one end of the rotating rod 8 which is fixedly arranged on the bearing rod 3 and can be rotated on the bearing rod 8 by the bearing bar 8, and can be rotated on the bearing rod 1 by the bearing 4;

the collecting mechanism comprises a first material discharging box 11, a second material discharging box 12, a collecting pipe 13 and an extracting pipe 14, wherein the first material discharging box 11 and the second material discharging box 12 are fixedly arranged on the outer wall of the same side of the processing box 1 and are arranged in an inclined manner, the first material discharging box 11 is gradually far away from the inner top surface of the processing box 1 from top to bottom, the second material discharging box 12 is gradually far away from the inner bottom surface of the processing box 1 from top to bottom, the processing box 1 is communicated with the inner space of the first material discharging box 11 and the inner space of the second material discharging box 12 respectively, the outer peripheral surface of the collecting pipe 13 is connected with one ends of the first material discharging box 11 and the second material discharging box 12 far away from the processing box 1 respectively, the inner space of the collecting pipe 13 is communicated with the inner space of the first material discharging box 11 and the inner space of the second material discharging box 12 respectively, one end of the extracting pipe 14 is connected with the outer peripheral surface of the collecting pipe 13 far away from the first material discharging box 11, a valve is arranged on the outer peripheral surface of the extracting pipe 14 far away from the collecting pipe 13, and the extracting pipe 14 is mainly connected with a pumping device to filter out the left particle sundries.

Further, handle case 1 top surface and be connected with outlet duct 15, outlet duct 15 runs through to extend to the one end of handling the inside of case 1 and is provided with first filter plate 16, and first filter plate 16 is close to in setting up the clearance brush 6 in carrier bar 5 upper end.

Further, a second filter plate 17 is fixedly arranged on the inner wall of the treatment box 1 close to the bottom end, and the second filter plate 17 is close to the cleaning brush plate 6 arranged at the lower end of the bearing rod 5.

Further, a delivery pump 18 is fixedly arranged on the bottom surface inside the treatment tank 1, the output end of the delivery pump 18 is connected with a water delivery pipe 19, and the water delivery pipe 19 penetrates through the inner wall of the treatment tank 1 and is connected with a spray header 20 on the outer peripheral surface above the second filter plate 17.

Furthermore, two delivery pumps 18 are arranged and located on two opposite sides of the bearing rod 5, and the water delivery pipes 19 are arranged in one-to-one correspondence with the delivery pumps 18.

Furthermore, the spray headers 20 are provided with a plurality of spray headers and equally divided into two groups, the two groups of spray headers 20 are symmetrically arranged on the two water conveying pipes 19, and the output ends of the spray headers are arranged towards the horizontal plane of the transverse center of the treatment box 1.

The working principle of the utility model is as follows:

when a person uses the device, after the driving motor 9 operates to control the rotating rod 8 to rotate on the treatment tank 1, the transverse bevel gear 10 which is fixed at one end of the rotating rod 8 and movably extends to the inner part of the treatment tank 1 rotates along with the rotating rod, the vertical bevel gear 7 which is meshed and connected with the transverse bevel gear 10 is driven to drive the rotating rod 8 to rotate on the supporting bearing 4, the two cleaning brush plates 6 which are respectively fixed at two ends of the bearing rod 5 are driven to clean the bottom surface of the first filter plate 16 and the top surface of the second filter plate 17 by using bristles, accumulated particle impurities are disturbed and separated from the first filter plate 16 and the second filter plate 17 to finish cleaning, simultaneously, after the person is connected to the extraction pipe 14 through a suction device and opens a valve on the extraction pipe 14 to conduct, the suction force can be distributed to the first material outlet box 11 and the second material outlet box 12 through the collecting pipe 13, the first material outlet box 11 which is obliquely arranged and gradually far away from the inner top surface of the treatment tank 1 from top surface is matched with the suction force to guide the particle impurities on the first filter plate 16 into the collecting pipe 13, and the second material outlet box 12 which is obliquely arranged and is fully matched with the second material outlet box 13 to discharge the second filter plate 13, and the particles which are fully discharged from the collecting pipe 13.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The oxygen-enriched waste gas recovery device of the PSA nitrogen making machine is characterized by comprising a treatment box (1) and a waste gas input pipe (2) connected to the middle end of one side of the treatment box (1), wherein a cleaning mechanism is arranged inside the treatment box (1), and a collecting mechanism is arranged outside the treatment box (1);

the cleaning mechanism comprises a bearing transverse bar (3), a supporting bearing (4), a bearing rod (5), a cleaning brush plate (6), a vertical bevel gear (7), a rotating rod (8), a driving motor (9) and a transverse bevel gear (10), the bearing horizontal bar (3) is fixedly arranged on the inner wall of the processing box (1) close to the top end and is positioned on the horizontal plane of the vertical center of the processing box (1), the supporting bearing (4) is embedded in the center of the top surface of the bearing cross bar (3), the bearing rod (5) is embedded in the support bearing (4), the cleaning brush plates (6) are respectively and fixedly arranged at two ends of the bearing rod (5), bristles are laid on one side of the cleaning brush plate (6) far away from the center of the treatment box (1), the vertical bevel gear (7) is sleeved on the peripheral surface of the bearing rod (5) and is positioned below the supporting bearing (4), the rotating rod (8) is movably arranged on the outer wall of one side of the treatment box (1) and is positioned above the waste gas input pipe (2), the driving motor (9) is fixedly arranged on the outer wall of one side of the processing box (1), the output end of the driving motor is connected with one end of the rotating rod (8) which movably extends to the outside of the processing box (1), the transverse bevel gear (10) is meshed with the vertical bevel gear (7) and is fixedly arranged at one end of the rotating rod (8) which movably extends to the inside of the treatment box (1);

the collecting mechanism comprises a first material outlet box (11), a second material outlet box (12), a collecting pipe (13) and an extraction pipe (14), wherein the first material outlet box (11) and the second material outlet box (12) are fixedly arranged on the outer wall of the same side of the processing box (1) and are obliquely arranged, the inner top surface of the processing box (1) is gradually kept away from the first material outlet box (11) from top to bottom, the inner bottom surface of the processing box (1) is gradually kept away from the second material outlet box (12) from top to bottom, the processing box (1) is communicated with the inner space of the first material outlet box (11) and the inner space of the second material outlet box (12) respectively, the outer peripheral surface of the collecting pipe (13) is connected with one end of the first material outlet box (11) and one end of the second material outlet box (12) respectively, the inner space of the collecting pipe (13) is communicated with the inner space of the first material outlet box (11) and the inner space of the second material outlet box (12) respectively, one end of the extraction pipe (14) is connected with the outer peripheral surface of the first material outlet box (11), and a valve (14) is arranged on the outer peripheral surface of the collecting pipe (13).

2. The oxygen-enriched waste gas recovery device of the PSA nitrogen making machine according to claim 1, characterized in that: handle case (1) top surface and be connected with outlet duct (15), outlet duct (15) run through to extend to handle the inside one end of case (1) and be provided with first filter plate (16), and first filter plate (16) are close to in setting up clearance brush board (6) in carrier bar (5) upper end.

3. The oxygen-enriched waste gas recovery device of the PSA nitrogen making machine according to claim 1, characterized in that: a second filter plate (17) is fixedly arranged on the inner wall of the treatment box (1) close to the bottom end, and the second filter plate (17) is close to a cleaning brush plate (6) arranged at the lower end of the bearing rod (5).

4. The oxygen-enriched waste gas recovery device of the PSA nitrogen making machine according to claim 3, characterized in that: the treatment box is characterized in that a delivery pump (18) is fixedly arranged on the bottom surface inside the treatment box (1), the output end of the delivery pump (18) is connected with a water delivery pipe (19), and the water delivery pipe (19) penetrates through the inner wall of the treatment box (1) and is positioned on the outer peripheral surface above the second filter plate (17) and connected with a spray header (20).

5. The oxygen-enriched waste gas recovery device of the PSA nitrogen making machine according to claim 4, characterized in that: the two conveying pumps (18) are arranged on two opposite sides of the bearing rod (5), and the water conveying pipes (19) are arranged in one-to-one correspondence with the conveying pumps (18).

6. The oxygen-enriched waste gas recovery device of the PSA nitrogen making machine according to claim 5, characterized in that: the spray headers (20) are provided with a plurality of spray headers which are equally divided into two groups, the two groups of spray headers (20) are symmetrically arranged on the two water pipes (19), and the output ends of the spray headers face the horizontal plane of the transverse center of the treatment box (1).

Images