CN211676998U

CN211676998U - Benzene removing agent device for purifying coal gas to prepare natural gas

Info

Publication number: CN211676998U
Application number: CN201922247228.1U
Authority: CN
Inventors: 刘亚楠
Original assignee: Hegang Jiarun Energy Co ltd
Current assignee: Hegang Jiarun Energy Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-10-16
Anticipated expiration: 2029-12-14

Abstract

The utility model belongs to the technical field of the coal gas purifies, especially, purify benzene removal agent device of coal gas system natural gas, including backup pad, retort, intake pipe, distillation mechanism, gas-supply pipe and condensation mechanism, the bottom of retort and the top surface fixed connection of backup pad left end, the bottom of intake pipe and the left end intercommunication of retort top surface, distillation mechanism's top fixed mounting is in the center department of retort top surface, the left end of gas-supply pipe and the top intercommunication of retort right flank. This purify benzene removal agent device of coal gas system natural gas, the cooperation through distillation mechanism and condensation mechanism is used, can improve the inside temperature of distillation column at first fast to still accelerated the molecular motion of coal gas, also accelerated the distilled speed of coal gas like this, and then improved the work efficiency who takes off benzene, then can also condense and collect the steam after taking off benzene, just so reached the effect of purifying coal gas, simultaneously, also to a great extent has increased the practicality of taking off the benzene tower.

Description

Benzene removing agent device for purifying coal gas to prepare natural gas

Technical Field

The utility model relates to a coal gas purification technology field especially relates to a purify debenzolization agent device of coal gas system natural gas.

Background

At present, the purified gas can be finally used as natural gas, and the recovery of crude benzene in the gas purification process is an important content in the production of coking enterprises. In the crude benzene recovery process, the washing oil forms rich oil after absorbing benzene substances in the coal gas in the benzene washing tower, then enters the debenzolization tower for distillation after passing through a series of heating processes, so that a crude benzene product is obtained, the structure of the existing debenzolization tower is too simple, so that the functionality is lower, especially, the coal gas is heated by a heater inside the debenzolization tower in the existing debenzolization tower, so that the distillation debenzolization work of the coal gas is completed, the heating efficiency of the heating mode is too low, and the working efficiency of the debenzolization tower is further reduced.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem that the heating efficiency of the existing debenzolization tower for coal gas purification is low and the debenzolization rate is slow, the utility model provides a debenzolization agent device for purifying coal gas to prepare natural gas.

The utility model provides a purify debenzolization agent device of coal gas system natural gas, including backup pad, retort, intake pipe, distillation mechanism, gas-supply pipe and condensation mechanism, the bottom of retort and the top surface fixed connection of backup pad left end, the bottom of intake pipe and the left end intercommunication of retort top surface, distillation mechanism's top fixed mounting is in the center department of retort top surface, the left end of gas-supply pipe and the top intercommunication of retort right flank, the bottom fixed mounting of condensation mechanism is in the top surface of backup pad right-hand member.

Preferably, the distillation mechanism comprises a sealing bearing, a driving shaft, a speed reducing motor, a first stirring blade, a retaining block, a retaining bearing, a transmission rod, a second stirring blade, a transmission gear, a shifting gear ring, a heat conducting wire and a heating plate, wherein the sealing bearing is embedded in the center of the top surface of the distillation barrel, the top end of the driving shaft is inserted into the inner cavity of the inner ring of the sealing bearing, the bottoms of the two ends of the speed reducing motor are fixedly connected with the two sides of the center of the top surface of the distillation barrel, the end, close to each other, of the first stirring blade is fixedly connected with the surface of the center section of the driving shaft and the surface of the bottom end of the driving shaft respectively, the end, close to each other, of the retaining block is fixedly connected with the two side surfaces of the top end and the bottom end of the driving shaft respectively, the retaining bearing above and below are embedded into the surface, the centers of the two second stirring blades above and below are sleeved on the surfaces of the centers of the two second stirring rods above and below, the centers of the two transmission gears above and below are sleeved on the surfaces of the ends, far away from each other, of the two transmission rods above and below, the outer ring surfaces of the two adjustable gear rings are sleeved on the top and the bottom of the inner wall of the distillation barrel, the inner surfaces of the heat-conducting wires are sleeved on the surface of the bottom end of the driving shaft, the center of the top surface of the heating plate is fixedly connected with the bottom end of the heat-conducting wires, the side surface of the top end of the heating plate is fixedly connected with the bottom of the inner wall of the distillation barrel, the starting of the speed reduction motor is controlled, the speed reduction motor can drive the driving shaft and the retention block to rotate simultaneously, the first stirring blades and the second stirring blades can be driven to rotate by the simultaneous rotation of the driving shaft and the retention block, and the heating rate of the distillation cylinder is increased, so that the rate of the coal gas debenzolization is greatly increased.

Preferably, condensation mechanism is including adaptation frame, condensing box, condenser, gas vent and delivery port, the bottom of adaptation frame and the top surface fixed connection of backup pad right-hand member, the bottom surface of condensing box and the top surface fixed connection of adaptation frame, and the top of condensing box left surface and the right-hand member intercommunication of gas-supply pipe, the top fixed mounting of condenser is in the center department of condensing box top surface, the left end of gas vent and the top intercommunication of condensing box right flank, the left end of delivery port and the bottom intercommunication of condensing box right flank, condenser and the cooperation of condensing box use just can condense and collect the steam after taking off the benzene, have just so reached the effect of purifying coal gas.

Preferably, the bottoms of the two transmission gears above and below are respectively meshed with the tops of the two shifting gear rings, the transmission gears are connected with the shifting gear rings in a matched mode to drive the second stirring blades to rotate, and the heating rate of the coal gas can be increased through the rotation of the second stirring blades.

Preferably, the first stirring blade is arc-shaped, the second stirring blade is S-shaped, the rotation of the first stirring blade and the second stirring blade can accelerate the molecular motion of the coal gas, and the heating rate of the distillation cylinder is increased, so that the benzene removal rate of the coal gas is increased to a great extent.

Preferably, the model of the speed reducing motor is ZWBMD 020020.

The utility model provides a beneficial effect does:

1. through the distillation mechanism who sets up, at first the control hot plate starts, the hot plate starts just can heat the heat conduction silk, then the heat conduction silk just can transmit the surface of drive shaft to the heat, at this moment the drive shaft is again on heat transmission first stirring leaf and second stirring leaf, at this moment the heating area of heating structure has just been increased, then control gear motor starts, gear motor starts just can drive shaft and maintenance piece and rotate simultaneously, rotate when through drive shaft and maintenance piece and just can drive first stirring leaf and second stirring leaf and rotate, the molecule motion of coal gas just can be accelerated in the rotation of first stirring leaf and second stirring leaf, and the heating rate of distillation column has been improved, so with regard to very big degree improvement the speed that the coal gas debenzolized.

2. Through the cooperation of distillation mechanism and condensation mechanism use, can improve the inside temperature of distillation column at first fast to still accelerated the molecular motion of coal gas, also accelerated the distilled speed of coal gas like this, and then improved the work efficiency who takes off benzene, then can also condense and collect the steam after taking off benzene, just so reached the effect of purifying coal gas, simultaneously, also to a great extent has increased the practicality of taking off the benzene tower.

Drawings

Fig. 1 is a schematic diagram of a benzene removal agent device for purifying coal gas to produce natural gas according to the present invention;

fig. 2 is a front view of a debenzolization agent device for purifying coal gas to produce natural gas provided by the utility model;

FIG. 3 is a right side view of a benzene removal agent device for purifying coal gas to produce natural gas according to the present invention;

fig. 4 is an enlarged view of the structure at a position a in fig. 1 of the debenzolization agent device for purifying coal gas to prepare natural gas provided by the utility model.

In the figure: 1. a support plate; 2. a distillation column; 3. an air inlet pipe; 4. a distillation mechanism; 401. sealing the bearing; 402. a drive shaft; 403. a reduction motor; 404. a first stirring blade; 405. a retention block; 406. a retention bearing; 407. a transmission rod; 408. a second stirring blade; 409. a transmission gear; 411. transferring the gear ring; 412. heat conducting wires; 413. heating plates; 5. a gas delivery pipe; 6. A condensing mechanism; 601. an adaptation frame; 602. a condenser tank; 603. a condenser; 604. an exhaust port; 605. and (7) a water outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a benzene removal agent device for purifying coal gas to prepare natural gas comprises a supporting plate 1, a distillation column 2, an air inlet pipe 3, a distillation mechanism 4, an air delivery pipe 5 and a condensation mechanism 6, wherein the bottom of the distillation column 2 is fixedly connected with the top surface of the left end of the supporting plate 1, the bottom end of the air inlet pipe 3 is communicated with the left end of the top surface of the distillation column 2, the top end of the distillation mechanism 4 is fixedly installed at the center of the top surface of the distillation column 2, the left end of the air delivery pipe 5 is communicated with the top of the right side surface of the distillation column 2, and the bottom end of the condensation mechanism 6 is fixedly.

The distillation mechanism 4 comprises a sealing bearing 401, a driving shaft 402, a speed reducing motor 403, a first stirring blade 404, a retention block 405, a retention bearing 406, a transmission rod 407, a second stirring blade 408, a transmission gear 409, a transfer gear ring 411, heat conducting wires 412 and a heating plate 413, wherein the sealing bearing 401 is embedded in the center of the top surface of the distillation barrel 2, the top end of the driving shaft 402 is inserted into the inner cavity of the inner ring of the sealing bearing 401, the bottoms of the two ends of the speed reducing motor 403 are fixedly connected with the two sides of the center of the top surface of the distillation barrel 2, the type of the speed reducing motor 403 is ZWBMD020020, the mutually close ends of the first stirring blades 404 are respectively and fixedly connected with the surface of the center section and the surface of the bottom end of the driving shaft 402, the mutually close ends of the retention blocks 405 are respectively and fixedly connected with the two side surfaces of the top end and the bottom end of the driving shaft 402, the retention bearings 406 above and the below are respectively embedded in the mutually far, the centers of the two upper and lower second stirring blades 408 are sleeved on the surfaces of the centers of the two upper and lower transmission rods 407, the first stirring blade 404 is arc-shaped, the second stirring blade 408 is S-shaped, the centers of the two upper and lower transmission gears 409 are sleeved on the surfaces of the ends, far away from each other, of the two upper and lower transmission rods 407, the bottoms of the two upper and lower transmission gears 409 are respectively meshed with the tops of the two actuating gear rings 411, the outer ring surfaces of the two actuating gear rings 411 are sleeved on the top and the bottom of the inner wall of the distillation barrel 2, the inner surface of the heat conducting wire 412 is sleeved on the surface of the bottom end of the driving shaft 402, the center of the top surface of the heating plate 413 is fixedly connected with the bottom end of the heat conducting wire 412, and the side surface of the top end of the heating plate 413 is.

Condensation mechanism 6 is including adaptation frame 601, condensing box 602, condenser 603, gas vent 604 and delivery port 605, the top surface fixed connection of the bottom of adaptation frame 601 and backup pad 1 right-hand member, the bottom surface of condensing box 602 and the top surface fixed connection of adaptation frame 601, and the top of condensing box 602 left surface and the right-hand member intercommunication of gas-supply pipe 5, the top fixed mounting of condenser 603 is in the center department of condensing box 602 top surface, the left end of gas vent 604 and the top intercommunication of condensing box 602 right flank, the left end of delivery port 605 and the bottom intercommunication of condensing box 602 right flank.

When the device is used, firstly, gas to be debenzolized is transmitted to the inside of the distillation barrel 2 through the gas inlet, then the heating plate 413 is controlled to be started, the heating plate 413 is started to heat the heat conducting wires 412, then the heat conducting wires 412 can transmit heat to the surface of the driving shaft 402, at the moment, the driving shaft 402 transmits heat to the first stirring blade 404 and the second stirring blade 408, the heating area of the heating structure is increased, then the speed reducing motor 403 is controlled to be started, the speed reducing motor 403 can drive the driving shaft 402 and the retaining block 405 to rotate simultaneously, the driving shaft 402 can drive the first stirring blade 404 to rotate firstly, then the rotation of the retaining block 405 can drive the transmission gear 409 and the shifting gear ring 411 to carry out transmission motion, so that the transmission gear 409 can drive the transmission rod 407 and the second stirring blade 408 to rotate simultaneously, and the molecular motion of the gas can be accelerated by the rotation of the first stirring blade 404 and the second stirring blade 408, the heating rate of the distillation barrel 2 is increased, further, the distillation of benzene in the coal gas is accelerated, at the moment, the distilled benzene vapor is transmitted to the interior of the condensing box 602 by the gas transmission pipe 5, at the moment, the benzene vapor can be condensed into water drops by starting the condenser 603 and falls to the bottom of the inner cavity of the condensing box 602, and thus, the work of benzene removal and crude benzene collection of the coal gas is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a purify debenzolization agent device of coal gas system natural gas, includes backup pad (1), distillation column (2), intake pipe (3), distillation mechanism (4), gas-supply pipe (5) and condensation mechanism (6), its characterized in that: the bottom of a distillation barrel (2) is fixedly connected with the top surface of the left end of the support plate (1), the bottom of the air inlet pipe (3) is communicated with the left end of the top surface of the distillation barrel (2), the top end of the distillation mechanism (4) is fixedly arranged at the center of the top surface of the distillation barrel (2), the left end of the air conveying pipe (5) is communicated with the top of the right side surface of the distillation barrel (2), and the bottom end of the condensation mechanism (6) is fixedly arranged on the top surface of the right end of the support plate (1).

2. The device of claim 1, wherein the device comprises: the distillation mechanism (4) comprises a sealing bearing (401), a driving shaft (402), a speed reducing motor (403), a first stirring blade (404), a retention block (405), a retention bearing (406), a transmission rod (407), a second stirring blade (408), a transmission gear (409), a shifting gear ring (411), heat conducting wires (412) and a heating plate (413), wherein the sealing bearing (401) is embedded in the center of the top surface of the distillation barrel (2), the top end of the driving shaft (402) is inserted into an inner cavity of an inner ring of the sealing bearing (401), the bottoms of two ends of the speed reducing motor (403) are fixedly connected with two sides of the center of the top surface of the distillation barrel (2), one ends, close to each other, of the first stirring blades (404) are fixedly connected with the surface of the center section of the driving shaft (402) and the surface of the bottom end, one ends, close to each other, of the retention block (405) are fixedly connected with two side surfaces of the top end, the upper retaining bearings (406) and the lower retaining bearings (406) are respectively embedded on the surfaces, far away from each other, of the retaining blocks (405), the ends, close to each other, of the two transmission rods (407) on the upper side and the lower side are inserted into the inner cavities of the inner rings of the two retaining bearings (406), the centers of the two second stirring blades (408) on the upper side and the lower side are sleeved on the surfaces of the centers of the two transmission rods (407) on the upper side and the lower side, the centers of the two transmission gears (409) on the upper side and the lower side are sleeved on the surfaces of the ends, far away from each other, of the two transmission gear rings (411), the outer ring surfaces are sleeved on the top and the bottom of the inner, the inner surface of the heat conducting wire (412) is sleeved on the surface of the bottom end of the driving shaft (402), the center of the top surface of the heating plate (413) is fixedly connected with the bottom end of the heat conducting wire (412), and the side surface of the top end of the heating plate (413) is fixedly connected with the bottom of the inner wall of the distillation barrel (2).

3. The device of claim 1, wherein the device comprises: condensation mechanism (6) are including adaptation frame (601), condensing box (602), condenser (603), gas vent (604) and delivery port (605), the top surface fixed connection of the bottom and backup pad (1) right-hand member of adaptation frame (601), the bottom surface and the top surface fixed connection of adaptation frame (601) of condensing box (602), and the top of condensing box (602) left surface and the right-hand member intercommunication of gas-supply pipe (5), the top fixed mounting of condenser (603) is in the center department of condensing box (602) top surface, the left end and the top intercommunication of condensing box (602) right flank of gas vent (604), the left end and the bottom intercommunication of condensing box (602) right flank of delivery port (605).

4. The device of claim 2, wherein the device comprises: the bottoms of the two transmission gears (409) at the upper part and the lower part are respectively meshed with the tops of the two shifting gear rings (411).

5. The device of claim 2, wherein the device comprises: the first stirring blade (404) is arc-shaped, and the second stirring blade (408) is S-shaped.

6. The device of claim 2, wherein the device comprises: the model of the speed reducing motor (403) is ZWBMD 020020.