CN218077174U - Can change absorption tower of spraying mode according to waste gas delivery volume - Google Patents
Can change absorption tower of spraying mode according to waste gas delivery volume Download PDFInfo
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- CN218077174U CN218077174U CN202222290353.2U CN202222290353U CN218077174U CN 218077174 U CN218077174 U CN 218077174U CN 202222290353 U CN202222290353 U CN 202222290353U CN 218077174 U CN218077174 U CN 218077174U
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- absorption tower
- circulating pump
- absorption
- linear resistance
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The technology discloses an absorption tower capable of changing a spraying mode according to waste gas conveying capacity, which comprises a frame, an absorption tower main body, a circulating pump, a liquid conveying pipe and a spraying head, wherein the spraying head is arranged at the top of an inner cavity of the absorption tower main body, a purification tank is arranged at the lower part of the absorption tower main body, an exhaust port is arranged at the top, the circulating pump is arranged beside the absorption tower main body, the circulating pump is connected with the purification tank through the circulating pump, an input port of the circulating pump is connected with the purification tank, an output port of the circulating pump is connected with the spraying head through the liquid conveying pipe, a gas conveying pipe is further arranged beside the absorption tower main body and inserted to the bottom of the purification tank, an air pump and a one-way switch valve are arranged on the gas conveying pipe, the one-way switch valve is arranged at an outlet of the air pump, a bypass is arranged on an output port pipeline of the one-way switch valve, a linear resistance regulator is arranged on the bypass, one end of the linear resistance regulator is connected with a mains supply, the other end of the circulating pump is connected with the circulating pump, the spraying capacity can be changed timely, and the spraying mode can be changed, and the production cost is saved.
Description
Technical Field
The utility model relates to a chemical machinery technical field, concretely relates to can change the absorption tower that sprays the mode according to waste gas delivery volume.
Background
In the chemical industry, the absorption tower is a common waste gas recovery and treatment device for manufacturers. When the absorption tower used at present absorbs and treats waste gas, the conveying capacity of absorption liquid is fixed and unchangeable no matter how the front gas conveying capacity changes, because the structure of the absorption tower is fixed and unchangeable, in order to ensure the absorption effect of the absorption tower, the fixed conveying capacity of the absorption liquid can only be set by taking the maximum gas quantity as a reference. However, in practical use, the amount of waste gas is sometimes very small, so that the amount of waste gas to be treated does not need as large amount of absorption liquid spray, the cost of electricity charge is increased due to the adoption of the absorption liquid spray with the maximum measurement in the traditional absorption tower, and the absorption tower capable of self-adjusting the spray amount according to the gas amount is lacked in the industry.
In addition, the size of a channel from top to bottom of a spraying absorption section of the traditional absorption tower is fixed and unchanged, the size of the channel is designed according to the condition of maximum air flow treatment, when less air flow is encountered for treatment, after waste gas rises from a purification tank, the density of the gas in the channel is smaller due to the larger channel of the spraying absorption section, namely the waste gas is dispersed in the spraying absorption section, so that the absorption of absorption liquid falling from the top is not facilitated, and how to ensure the absorption effect of the gas under the condition of less waste gas is a difficult problem. Increasing the spray volume increases the power consumption of the circulating pump, and the effect is not necessarily good.
SUMMERY OF THE UTILITY MODEL
To the technical defect who exists among the background art, the utility model provides a can change the absorption tower that sprays the mode according to waste gas delivery volume, solve above-mentioned technical problem and satisfied the actual demand, concrete technical scheme is as follows:
the utility model provides a can change absorption tower of spray pattern according to waste gas delivery volume, includes frame, absorption tower main part, circulating pump, liquid delivery pipe and shower head, the shower head sets up the top at absorption tower main part inner chamber, absorption tower main part lower part is equipped with the purification tank, and the top is equipped with the gas vent, is provided with the circulating pump on the next door of absorption tower main part, circulating pump input port connection purification tank, the delivery outlet of circulating pump pass through liquid delivery union coupling shower head absorption tower main part next door still is provided with the gas-supply pipe, and the gas-supply pipe is inserted to purification tank bottom department be provided with air pump and one-way switch valve on the gas-supply pipe, the one-way switch valve sets up in the exit of air pump, is provided with the bypass on the delivery outlet pipeline of one-way switch valve, is provided with the linear resistance regulator on this bypass, and the commercial power is connected to the one end of linear resistance regulator, and the circulating pump is connected to the other end.
Further, the linear resistance regulator comprises a shell, a linear resistance chip, a conducting strip, a spacing piece and a sliding piece, the spacing piece is arranged in the shell, an inner cavity of the shell is divided into a first cavity and a second cavity, the linear resistance chip and the conducting strip are parallelly and oppositely arranged in the first cavity, a conducting piston is arranged between the linear resistance chip and the conducting strip, a piston rod is led out from the conducting piston and penetrates through the spacing piece to the second cavity, an air pressure piston is arranged at the tail end of the piston rod, which is positioned at one side of the second cavity, one end of the air pressure piston of the linear resistance regulator is communicated with a gas pipe bypass, a spring is connected between the spacing piece and the air pressure piston in a compression mode, the spring is sleeved on the piston rod, a first power line is led out from one end, far away from the spacing piece, of the linear resistance chip, the first power line is connected with a circulating pump, a second power line of the conducting strip is led out, and the second power line is connected with a commercial power.
Furthermore, the absorption section of the absorption tower main body is of a square columnar structure, the side walls on the two sides of the absorption section are in sliding fit with the absorption tower main body, and the side walls on the two sides of the absorption section are driven by the push-pull device to perform left-right sliding adjustment.
Furthermore, more than one spray header is arranged and is respectively arranged on the side walls at the two sides.
Furthermore, the push-pull device comprises a motor and a scissor jack, the scissor jack is transversely arranged, a saddle seat on one side of the scissor jack is arranged on the side wall of the absorption section, a saddle seat on the other side of the scissor jack is arranged on the rack, a screw rod of the scissor jack is vertically arranged, the motor is arranged on the top of the screw rod, a first sliding rail is arranged on the rack below the corresponding motor, a first sliding block is arranged on the first sliding rail, and the motor is arranged on the first sliding block.
Furtherly, there is the roof at the top shaping of absorbing the section, and the shaping has the blow vent on the top, and blow vent intercommunication gas vent the bottom of absorbing section both sides lateral wall is provided with the slide outwards, is provided with the second slide rail in the below of slide, is provided with the second slider on the second slide rail, and the slide is installed on the second slider, and the slide is sealed with the wall body shaping of below absorption tower main part and is cooperated, forms sealed cooperation between the top of absorbing the section lateral wall and the roof.
Further, a heat exchanger is arranged in the purification tank and connected with an external compression pump heat exchange system.
The utility model has the advantages of that:
1. this absorption tower monitors gas-supply pipe atmospheric pressure through linear resistance regulator, and when atmospheric pressure was big, the electric current of supplying with the circulating pump through linear resistance regulator will strengthen voluntarily, and the absorption liquid pump sending volume of circulating pump will strengthen to under reasonable power consumption and absorption liquid delivery volume circumstances, also can guarantee the treatment effect to waste gas, reduction in production cost.
2. Through the monitoring to circulating pump electric current size, prove that waste gas transmission volume is big during heavy current, waste gas transmission volume is few during undercurrent, thereby the positive and negative rotation of control motor, thereby order to cut the lateral wall of formula jack push-and-pull absorption section, when the waste gas tolerance is big, the separation action that drives both sides lateral wall and make a distance away from, thereby increase the cross sectional area and the volume of absorption section, when the waste gas tolerance is little on the contrary, drive both sides lateral wall and make and be close to the removal action, thereby reduce the cross sectional area and the volume of absorption section, thereby guarantee that waste gas is in reasonable interval at the density of absorption section, this absorption work and the effect that is favorable to the absorption liquid.
Drawings
Fig. 1 is a schematic structural diagram of the absorption tower of the present invention.
Fig. 2 is a schematic structural diagram of the linear resistance regulator of the absorption tower of the present invention.
Fig. 3 is a schematic structural view of the absorption tower after the absorption section side wall of the absorption tower is close to the translation.
Fig. 4 is a schematic structural diagram of the absorption tower linear resistance regulator after the resistance value is reduced.
Wherein: the device comprises a frame 1, an absorption tower main body 2, a circulating pump 3, a liquid conveying pipe 4, a spray head 5, a purification tank 6, an exhaust port 7, an air conveying pipe 8, an air pump 9, a one-way switch valve 10, a bypass 11, a linear resistance regulator 12, a shell 13, a linear resistance sheet 14, a conductive sheet 15, a spacer 16, an air pressure piston 17, a conductive piston 18, a piston rod 19, a spring 20, a first power line 21, a second power line 22, a heat exchanger 23, an absorption section 24, a top plate 25, a vent 26, a side wall 27, a sliding plate 28, a second sliding rail 29, a second sliding block 30, a first sealing ring 31, a second sealing ring 32, a motor 33, a scissor jack 34, a saddle 35, a screw rod 36, a first sliding rail 37, a first sliding block 38, a first chamber 131 and a second chamber 131.
Detailed Description
Embodiments of the present invention will be described with reference to the accompanying drawings and related embodiments, wherein the following embodiments are only preferred embodiments for better illustrating the present invention, and the embodiments of the present invention are not limited to the following embodiments, and the related essential components of the present invention related to the technical field should be considered as known in the art and can be known and mastered by those skilled in the technical field.
In the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientation or positional relationship indicated in the drawings, merely for the purpose of describing the invention and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention; furthermore, the terms "primary", "secondary" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, the definitions of "primary" and "secondary" are for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly including one or more of such features.
The absorption tower comprises a frame 1, an absorption tower main body 2, a circulating pump 3, a liquid conveying pipe 4 and a spray head 5, wherein the spray head 5 is arranged at the top of an inner cavity of the absorption tower main body 2, a purifying tank 6 is arranged at the lower part of the absorption tower main body 2, an exhaust port 7 is arranged at the top, the circulating pump 3 is arranged beside the absorption tower main body 2, an input port of the circulating pump is connected with the purifying tank 6, an output port of the circulating pump is connected with the spray head 5 through the liquid conveying pipe 4, a gas conveying pipe 8 is further arranged beside the absorption tower main body 2, the gas conveying pipe 8 is inserted to the bottom of the purifying tank 6, an air pump 9 and a one-way switch valve 10 are arranged on the gas conveying pipe 8, the one-way switch valve 10 is arranged at an outlet of the air pump 9, a bypass 11 is arranged on an output port pipeline of the one-way switch valve 10, and a linear resistance regulator 12 is arranged on the bypass 11, the linear resistance regulator 12 comprises a shell 13, a linear resistance chip 14, a conducting strip 15, a spacer 16 and a pneumatic piston 17, wherein the spacer 16 is arranged in the shell 13 and divides the inner cavity of the shell into a first cavity 131 and a second cavity 132, the linear resistance chip 14 and the conducting strip 15 are oppositely arranged in the first cavity 131 in parallel, the conductive piston 18 is arranged between the linear resistance chip 14 and the conducting strip 15, a piston rod 19 is led out from the conductive piston 18 and penetrates through the spacer 16 to the second cavity 132, the pneumatic piston 17 is arranged at the tail end of the piston rod 19 at one side of the second cavity 132, one end of the pneumatic piston 17 of the linear resistance regulator 12 is communicated with the pneumatic pipe bypass 11, a spring 20 is pressed between the spacer 16 and the pneumatic piston 17, the spring 20 is sleeved on the piston rod 19, a first power line 21 is led out from one end of the linear resistance chip 14 far away from the spacer 16, the first power line 21 is connected with the circulating pump 3, a second power line 22 is led out from the conductive sheet 15, and the second power line 22 is connected with the commercial power. Commercial power current passes through linear resistance regulator 12 earlier, and linear resistance regulator 12 promotes atmospheric pressure piston 17, piston rod 19 and conductive piston 18 according to atmospheric pressure and moves together, and when the waste gas volume increase and lead to atmospheric pressure to increase, promote conductive piston 18 and move towards the direction of keeping away from spacing block 16, and the effective electrically conductive linear resistance section can become less, and resistance becomes less promptly, and the electric current grow, and circulating pump 3 pump output increases to the size of automatic adaptation waste gas tolerance carries out the change of absorption liquid pump output. A heat exchanger 23 is arranged in the purification tank 6, and the heat exchanger 23 is connected with an external compression pump heat exchange system to ensure that the temperature of the absorption liquid in the purification tank 6 is constant.
The absorption section 24 of the absorption tower main body 2 is a square column-shaped structure, a top plate 25 is formed on the top of the absorption section 24, a vent 26 is formed on the top plate 25, the vent 26 is communicated with the exhaust port 7, and the exhaust gas after absorption treatment is discharged from the exhaust port 7 after passing through the vent 26. The bottom of the side walls 27 at two sides of the absorption section 24 is provided with a sliding plate 28 outwards, a second sliding rail 29 is arranged below the sliding plate 28, a second sliding block 30 is arranged on the second sliding rail 29, the sliding plate 28 is arranged on the second sliding block 30, and a first sealing ring 31 is arranged on the wall body of the absorption tower main body 2 below the sliding plate 28, so that the sliding plate 28 is in molding sealing fit with the wall body of the absorption tower main body 2 below. A second sealing ring 32 is provided at the top of the side wall 27 of the absorption section to form a sealing engagement between the top of the side wall 27 of the absorption section and the top plate 25. The side walls 27 on both sides of the absorbing section 24 are driven by a push-pull device to perform left-right sliding adjustment. The push-pull device comprises a motor 33 and a scissor jack 34, the scissor jack 34 is transversely arranged, a saddle 35 on one side is mounted on the side wall 27 of the absorption section, a saddle 35 on the other side is mounted on the rack 1, a screw rod 36 of the scissor jack 34 is vertically arranged, the motor 33 is arranged at the top of the screw rod 36, the motor 33 drives the screw rod 36 to rotate, a first slide rail 37 is arranged on the rack 1 below the corresponding motor 33, a first slide block 38 is arranged on the first slide rail 37, and the motor 33 is mounted on the first slide block 38. When the motor 33 drives the lead screw 36 to rotate, the scissor jack 34 pushes and pulls the side wall 27 of the absorption section 24, and the motor 33 slides on the first slide block 38 to adjust the corresponding position.
When the amount of the waste gas is increased, the air pressure can push the air pressure piston 17, the piston rod 19 and the conductive piston 18 to move together in the direction away from the bypass 11, at the moment, the effective resistance section of the linear resistance sheet 14 is decreased, the resistance value is decreased, the current supplied to the circulating pump 3 is correspondingly increased, and the circulating pump 3 can increase the pumping amount of the absorption liquid, so that the absorption effect is ensured not to be reduced due to the increase of the amount of the waste gas.
In addition, the control system monitors the current of the circulating pump 3, the large exhaust gas conveying amount is proved to be large when the current is large, the small exhaust gas conveying amount is proved to be small when the current is small, so that the forward and reverse rotation of the motor 33 is controlled to drive the scissor jack 34 to push and pull the side wall 27 of the absorption section 24, when the exhaust gas amount is large, the side walls 27 on the two sides are driven to move away and away, at the moment, the distance between the side walls 27 on the two sides is increased, so that the cross section area and the volume of the absorption section 24 are increased, and when the exhaust gas amount is small, the side walls 27 on the two sides are driven to move close, so that the cross section area and the volume of the absorption section 24 are reduced, the density of the exhaust gas in the absorption section 24 is ensured to be in a reasonable interval, and the absorption work and the effect of the absorption liquid are facilitated.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides an can change absorption tower of spraying mode according to waste gas delivery volume, includes frame, absorption tower main part, circulating pump, liquid delivery pipe and shower head, the shower head sets up the top at absorption tower main part inner chamber, absorption tower main part lower part is equipped with the purification tank, and the top is equipped with the gas vent, is provided with the circulating pump on the next door of absorption tower main part, circulating pump input port connection purification tank, the delivery outlet of circulating pump pass through liquid delivery union coupling shower head absorption tower main part next door still is provided with the gas-supply pipe, and the gas-supply pipe is inserted to purification tank bottom department, its characterized in that be provided with air pump and one-way switch valve on the gas-supply pipe, the one-way switch valve sets up in the exit of air pump, is provided with the bypass on the delivery outlet pipeline of one-way switch valve, is provided with the linear resistance regulator on this bypass, and the commercial power is connected to the one end of linear resistance regulator, and the circulating pump is connected to the other end.
2. The absorption tower according to claim 1, wherein the linear resistance regulator comprises a housing, a linear resistance chip, a conductive chip, a spacer and a slider, the spacer is disposed in the housing and divides the housing into a first chamber and a second chamber, the linear resistance chip and the conductive chip are disposed in the first chamber in parallel and opposite to each other, a conductive piston is disposed between the linear resistance chip and the conductive chip, a piston rod is led out from the conductive piston and penetrates through the spacer to the second chamber, an air pressure piston is disposed at the end of the piston rod on the side of the second chamber, one end of the air pressure piston of the linear resistance regulator is communicated with an air delivery pipe bypass, a spring is pressed between the spacer and the air pressure piston, the spring is sleeved on the piston rod, a first power line is led out from the end of the linear resistance chip far away from the spacer, the first power line is connected with a circulating pump, a second power line is led out from the conductive chip, and the second power line is connected with a commercial power supply.
3. The absorption tower capable of changing the spraying mode according to the conveying amount of the exhaust gas as claimed in claim 1, wherein the absorption section of the absorption tower main body is a square column structure, the side walls at two sides of the absorption section form a sliding fit with the absorption tower main body, and the side walls at two sides of the absorption section are driven by the push-pull device to perform left-right sliding adjustment.
4. The absorption tower as claimed in claim 1, wherein the spray pattern is changed according to the delivery amount of the exhaust gas, and the spray header is provided with more than one spray header, which are respectively installed on both side walls.
5. The absorption tower as claimed in claim 3, wherein the push-pull device comprises a motor and a scissor jack, the scissor jack is transversely arranged, a saddle on one side of the scissor jack is mounted on the side wall of the absorption section, a saddle on the other side of the scissor jack is mounted on the frame, a screw rod of the scissor jack is vertically arranged, the motor is arranged on the top of the screw rod, a first slide rail is arranged on the frame below the motor, a first slide block is arranged on the first slide rail, and the motor is mounted on the first slide block.
6. The absorption tower capable of changing the spraying mode according to the exhaust gas conveying amount according to claim 3, wherein a top plate is formed at the top of the absorption section, an air vent is formed at the top and communicated with an exhaust port, sliding plates are arranged at the bottoms of the side walls at two sides of the absorption section outwards, a second sliding rail is arranged below the sliding plates, a second sliding block is arranged on the second sliding rail, the sliding plates are arranged on the second sliding block and are in molded sealing fit with the wall body of the absorption tower body below, and the top of the side wall of the absorption section and the top plate are in sealed fit.
7. The absorption tower capable of changing the spraying mode according to the conveying amount of the waste gas as claimed in claim 1, wherein a heat exchanger is arranged in the purification tank, and the heat exchanger is connected with an external compression pump heat exchange system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222290353.2U CN218077174U (en) | 2022-08-30 | 2022-08-30 | Can change absorption tower of spraying mode according to waste gas delivery volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222290353.2U CN218077174U (en) | 2022-08-30 | 2022-08-30 | Can change absorption tower of spraying mode according to waste gas delivery volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218077174U true CN218077174U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222290353.2U Active CN218077174U (en) | 2022-08-30 | 2022-08-30 | Can change absorption tower of spraying mode according to waste gas delivery volume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218077174U (en) |
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2022
- 2022-08-30 CN CN202222290353.2U patent/CN218077174U/en active Active
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