CN220951691U - Natural gas dewatering device - Google Patents

Abstract

The utility model discloses a natural gas dehydration device, which comprises a dehydration tank and a compressed natural gas tank, wherein the right side of the dehydration tank is fixedly connected with the compressed natural gas tank, the output end of the compressed natural gas tank is provided with an output pipeline, the output pipeline extends into the dehydration tank and is fixedly connected with a spiral pipeline, a sealing element is arranged between the output pipeline and the spiral pipeline, and the top end of the dehydration tank is fixedly connected with a swing arm motor. This natural gas dewatering device is through being provided with swing arm motor, even handle swing arm, U-shaped ring, gag lever post, stop collar, and swing arm motor drive even handle swing arm rotates, and even handle swing arm is circular motion, and U-shaped ring reciprocates, drives the gag lever post and stably reciprocates in the stop collar, and the molecular sieve frame goes up and down repeatedly, more makes condensation gas and spiral pipe way contact in effectual space, and the molecular sieve frame also can be more abundant absorb water and generate heat, avoids remaining, has solved the low problem of dehydration rate.

Description

Natural gas dewatering device

Technical Field

The utility model relates to the technical field of natural gas dehydration, in particular to a natural gas dehydration device.

Background

The dehydration process of natural gas includes cooling dehydration, absorption dehydration, adsorption dehydration, membrane separation dehydration and other common technologies, wherein adsorption dehydration and cooling dehydration are often used in combination, and dehydration can be realized by condensing natural gas to enable moisture in the natural gas to remain in a pipeline and then using an adsorbent for physical or chemical adsorption. However, some problems of this kind of dehydration process need to be solved, for example, when dehydration is performed, the contact area between the moisture residue and the adsorbent is limited, the adsorption effect is poor, the moisture residue can be caused, and the moisture residue can not be removed sufficiently; cooling also results in insufficient cooling due to pipe length and area limitations, which all result in poor final dewatering rates. The adsorbent is mostly disposable, a large amount of materials are consumed, dehydration cost is high and cannot be reduced, and the isobaric regeneration effect cannot be realized.

Therefore, we propose a natural gas dehydration device, which solves the above technical drawbacks.

Disclosure of utility model

The utility model aims to provide a natural gas dehydration device, which solves the problems of low dehydration rate and easy residual moisture in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a natural gas dewatering device, includes dehydration jar and compressed natural gas jar, the compressed natural gas jar of dehydration jar right side fixedly connected with, compressed natural gas jar's output is provided with output pipeline, output pipeline extends to the inside and fixedly connected with helical line of dehydration jar, install sealing member between output pipeline and the helical line, dehydration jar top fixedly connected with swing arm motor, swing arm motor's front end is provided with the reservation groove, the reservation groove is seted up at the dehydration jar top, swing arm motor's output shaft fixedly connected with even handle swing arm, even handle swing arm is movable in the reservation groove, even handle swing arm bottom activity has cup jointed the U-shaped ring, two sets of gag levers of U-shaped ring bottom fixedly connected with, dehydration jar inner wall fixedly connected with spacer sleeve, the gag lever post activity cup joints inside the spacer sleeve, fixedly connected with molecular sieve frame between the gag lever post.

Preferably, the molecular sieve frame is internally inserted with a porous molecular sieve box, clamping grooves are formed in two ends of the top of the molecular sieve frame, clamping blocks are fixedly connected to two ends of the top of the porous molecular sieve box, and the clamping blocks are matched with the clamping grooves in a jogged mode.

Preferably, the output end of the spiral pipeline extends to the outside of the dehydration tank, the output end of the spiral pipeline is fixedly connected with a detection box, the detection box is assembled on the left side of the dehydration tank, an exhaust pipe is arranged on the left side of the detection box, and a detector is arranged at the top end of the detection box.

Preferably, the spiral pipeline is vertically arranged inside the dehydration tank, and the spiral pipeline is provided with two groups and is arranged at diagonal lines at two sides inside the dehydration tank.

Preferably, a condenser is arranged at the bottom end of the dehydration tank, and an output pipe of the condenser extends to the bottom end inside the dehydration tank.

Preferably, the porous molecular sieve box is filled with replaceable molecular sieve particles.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The swing arm motor drives the swing arm with the handle to rotate, and the swing arm with the handle moves up and down while driving the swing arm with the handle to move up and down, so as to drive the fixed limit rod to move up and down in the limit sleeve, thereby driving the molecular sieve frame to lift repeatedly, and being matched with the spiral pipeline in a spiral shape, the molecular sieve frame can more contact condensed gas with the spiral pipeline in an effective space, more efficient dehydration is realized, meanwhile, the molecular sieve frame which moves repeatedly can absorb water and heat more fully, residues are avoided, and the dehydration rate is greatly improved;

(2) The device is provided with the spiral pipeline, the condenser, the dehydration tank, the detection box and the detector, when the device is used for dehydration, natural gas is led in from the compressed natural gas tank, the natural gas spirally moves in the spiral pipeline, the condenser is used for leading in the condensed gas into the dehydration tank, the condensed gas condenses water molecules in the natural gas and is adsorbed at the spiral pipeline, so that the natural gas led out of the spiral pipeline is dehydrated, the dehydrated water is absorbed by the molecular sieve, and finally, when the led-out natural gas passes through the detection box, the natural gas is detected by the detector, and is discharged into the next link after the dehydration rate is qualified, and through the structure, the efficient dehydration, adsorption and detection integration of the natural gas can be realized;

(3) Through being provided with molecular sieve frame, fixture block, draw-in groove, porous molecular sieve case, be provided with the porous molecular sieve case rather than assorted in the molecular sieve frame, aim at the draw-in groove through the fixture block and can peg graft the molecular sieve frame with porous molecular sieve case in, constantly move and dry under swing arm motor's drive, and the molecular sieve that holds in the porous molecular sieve case is porous structure, the adsorptivity is high, the heating during adsorption heats up, removable porous molecular sieve case after fully adsorbing pours out the molecular sieve granule, recycle again after reactivation in the muffle furnace, high-efficient recovery has been realized, have isobaric regeneration's effect, the loss cost of dehydration has greatly reduced.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic diagram of the front view of a molecular sieve frame of the present utility model;

FIG. 3 is a schematic diagram of the installation mode of the porous molecular sieve box of the utility model;

Fig. 4 is a schematic diagram of the front view of fig. 1a according to the present utility model.

In the figure: 1. a dehydration tank; 2. a helical pipe; 3. an exhaust pipe; 4. a detection box; 5. a detector; 6. a reserved groove; 7. a U-shaped ring; 8. a swing arm motor; 9. a connecting handle swing arm; 10. a seal; 11. an output pipe; 12. compressed natural gas tanks; 13. a condenser; 14. a limit rod; 15. a molecular sieve frame; 16. a limit sleeve; 17. a clamping block; 18. a clamping groove; 19. a porous molecular sieve box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a natural gas dehydration device comprises a dehydration tank 1 and a compressed natural gas tank 12, wherein the right side of the dehydration tank 1 is fixedly connected with the compressed natural gas tank 12, the output end of the compressed natural gas tank 12 is provided with an output pipeline 11, the output pipeline 11 extends into the dehydration tank 1 and is fixedly connected with a spiral pipeline 2, a sealing element 10 is arranged between the output pipeline 11 and the spiral pipeline 2, the top end of the dehydration tank 1 is fixedly connected with a swing arm motor 8, the front end of the swing arm motor 8 is provided with a reserved groove 6, the reserved groove 6 is arranged at the top of the dehydration tank 1, the output shaft of the swing arm motor 8 is fixedly connected with a connecting handle swing arm 9, the connecting handle swing arm 9 moves in the reserved groove 6, the bottom end of the connecting handle swing arm 9 is movably sleeved with a U-shaped ring 7, the bottom end of the U-shaped ring 7 is fixedly connected with two groups of limiting rods 14, the inner wall of the dehydration tank 1 is fixedly connected with a limiting sleeve 16, the limiting rods 14 are movably sleeved in the limiting sleeve 16, a molecular sieve frame 15 is fixedly connected between the limiting rods 14, the spiral pipeline 2 is vertically arranged in the dehydration tank 1, and the spiral pipeline 2 is provided with two groups and is arranged at the diagonal positions inside the dehydration tank 1;

Specifically, as shown in fig. 1, fig. 2 and fig. 3, the swing arm motor 8 drives the swing arm 9 with the handle to rotate, and drives the U-shaped ring 7 to move up and down while the swing arm 9 with the handle performs circular motion, so as to drive the stop lever 14 fixed with the swing arm to move up and down stably in the stop collar 16, thereby driving the molecular sieve frame 15 to lift repeatedly, matching with the spiral pipeline 2 with spiral shape, more condensing gas can be contacted with the spiral pipeline 2 in the effective space, more efficient dehydration is achieved, and meanwhile, the molecular sieve frame 15 with repeated motion can absorb water more sufficiently to generate heat, so as to avoid residue.

Example 2: the output end of the spiral pipeline 2 extends to the outside of the dehydration tank 1, the output end of the spiral pipeline 2 is fixedly connected with a detection box 4, the detection box 4 is assembled on the left side of the dehydration tank 1, an exhaust pipe 3 is arranged on the left side of the detection box 4, a detector 5 is arranged at the top end of the detection box 4, a condenser 13 is arranged at the bottom end of the dehydration tank 1, and an output pipe of the condenser 13 extends to the bottom end inside the dehydration tank 1;

Specifically, as shown in fig. 1, 2, 3 and 4, when the device is used for dehydration, natural gas is introduced from the compressed natural gas tank 12, the natural gas spirally flows in the spiral pipeline 2, the condenser 13 introduces condensed gas into the dehydration tank 1, the condensed gas condenses water molecules in the natural gas and is adsorbed at the spiral pipeline 2, so that the natural gas led out of the spiral pipeline 2 is dehydrated, the dehydrated water is absorbed by a molecular sieve, and finally, when the led-out natural gas passes through the detection box 4, the detection of the detector 5 is carried out, and the dehydrated natural gas is discharged into the next link after the dehydration rate is qualified.

Example 3: the inside of the molecular sieve frame 15 is inserted with a porous molecular sieve box 19, clamping grooves 18 are formed in two ends of the top of the molecular sieve frame 15, clamping blocks 17 are fixedly connected to two ends of the top of the porous molecular sieve box 19, the clamping blocks 17 are matched with the clamping grooves 18 in a jogged manner, and replaceable molecular sieve particles are filled in the porous molecular sieve box 19;

Specifically, as shown in fig. 1, 2 and 3, a porous molecular sieve box 19 matched with the molecular sieve box is arranged in the molecular sieve frame 15, the porous molecular sieve box 19 can be inserted into the molecular sieve frame 15 by aligning a clamping groove 18 through a clamping block 17, the molecular sieve box is driven by a swing arm motor 8 to continuously move for drying, and a molecular sieve contained in the porous molecular sieve box 19 is of a porous structure, so that the adsorption performance is high, heating and temperature rising are realized during adsorption, molecular sieve particles are poured out by the removable porous molecular sieve box 19 after full adsorption, and the molecular sieve is recycled after reactivation in a muffle furnace.

Working principle: when the device is used, firstly, compressed natural gas led in from a compressed natural gas tank 12 is led in a sealing element 10 when dehydration is carried out, the natural gas spirally flows in a spiral pipeline 2, when the device is used for dehydration, the natural gas is led in from the compressed natural gas tank 12, the natural gas spirally flows in the spiral pipeline 2, a condenser 13 is led in condensing gas into a dehydration tank 1, so that the natural gas led out of the spiral pipeline 2 is dehydrated, a swing arm motor 8 drives a swing arm 9 with a handle to rotate, the swing arm 9 with the handle moves up and down in a circular way, a limiting rod 14 fixed with the swing arm is driven to move up and down stably in a limiting sleeve 16, and a molecular sieve frame 15 is driven to lift repeatedly, the cooperation is helical spiral pipe 2, can be in more messenger's condensing gas in effectual space and helical spiral pipe 2 contact, more efficient dehydration, and the moisture that takes off is then absorbed by the molecular sieve, be provided with the porous molecular sieve case 19 rather than assorted in the molecular sieve frame 15, aim at draw-in groove 18 through fixture block 17 and can peg graft porous molecular sieve case 19 in the molecular sieve frame 15, constantly move and dry under swing arm motor 8's drive, when the natural gas of finally deriving is through detecting case 4, receive the detection of detector 5, the next link of emission after the dehydration rate is qualified, through this structure, can realize efficient natural gas dehydration, adsorb, detect integrative processing flow.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A natural gas dehydration device, comprising a dehydration tank (1) and a compressed natural gas tank (12), characterized in that: the novel molecular sieve is characterized in that the compressed natural gas tank (12) is fixedly connected to the right side of the dehydration tank (1), an output end of the compressed natural gas tank (12) is provided with an output pipeline (11), the output pipeline (11) extends to the inside of the dehydration tank (1) and is fixedly connected with a spiral pipeline (2), a sealing piece (10) is installed between the output pipeline (11) and the spiral pipeline (2), the swing arm motor (8) is fixedly connected to the top of the dehydration tank (1), a reserved groove (6) is formed in the front end of the swing arm motor (8), a connecting handle swing arm (9) is fixedly connected to the top of the dehydration tank (1), the connecting handle swing arm (9) moves in the reserved groove (6), a U-shaped ring (7) is movably sleeved at the bottom end of the connecting handle swing arm (9), two groups of limiting rods (14) are fixedly connected to the inner wall of the dehydration tank (1), the limiting rods (14) are movably sleeved on the limiting sleeve (16), and molecular sieve frames (15) are fixedly connected between the limiting rods (14).

2. A natural gas dehydration engine as defined in claim 1, wherein: porous molecular sieve case (19) have been inserted in molecular sieve frame (15), draw-in groove (18) have all been seted up at molecular sieve frame (15) top both ends, all fixedly connected with fixture block (17) at porous molecular sieve case (19) top both ends, fixture block (17) and draw-in groove (18) gomphosis match.

3. A natural gas dehydration engine as defined in claim 1, wherein: the output of screw pipeline (2) extends to the dehydration jar (1) outside, the output fixedly connected with of screw pipeline (2) detects case (4), detect case (4) assembly in dehydration jar (1) left side, the left side of detecting case (4) is provided with blast pipe (3), detect case (4) top and install detector (5).

4. A natural gas dehydration engine as defined in claim 1, wherein: the spiral pipeline (2) is vertically arranged inside the dehydration tank (1), and the spiral pipeline (2) is provided with two groups and is arranged at diagonal lines on two sides inside the dehydration tank (1).

5. A natural gas dehydration engine as defined in claim 1, wherein: the condenser (13) is installed at the bottom end of the dehydration tank (1), and an output pipe of the condenser (13) extends to the bottom end inside the dehydration tank (1).

6. A natural gas dehydration apparatus as defined in claim 2, wherein: the porous molecular sieve box (19) is filled with replaceable molecular sieve particles.