CN216282962U

CN216282962U - Waste heat recovery cyclic utilization device in oil well

Info

Publication number: CN216282962U
Application number: CN202122782034.9U
Authority: CN
Inventors: 南树泉; 张占龙; 刘玉梅; 张良; 陆骏; 文婷张卉; 夏柏华; 唐玉龙
Original assignee: Taizhou Youheng Oil And Gas Engineering Service Co ltd
Current assignee: Taizhou Youheng Oil And Gas Engineering Service Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-12
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to the technical field of oil well waste heat recovery devices, and discloses an oil well waste heat recovery and recycling device, which comprises a heat exchange box body, wherein a partition plate is arranged in the heat exchange box body, and the heat exchange box body is hinged with a sealing door, the clapboard divides the interior of the heat exchange box body into a heat exchange cavity and a ventilation cavity, and the two sides of the clapboard are both provided with heat pipes, the two sides of the heat exchange box body are respectively provided with a water inlet pipe, an air inlet, an air outlet and a water outlet pipe, the utility model can filter hot air through the arrangement of the filter plate and the filter screen to remove dust in the hot air and avoid the dust from overflowing into the heat exchange box body, thereby preventing the dust from being accumulated in the heat exchange box body, effectively improving the heat exchange efficiency and being beneficial to realizing the high-efficiency recovery of the waste heat in the oil well.

Description

Waste heat recovery cyclic utilization device in oil well

Technical Field

The utility model belongs to the technical field of oil well waste heat recovery devices, and particularly relates to a waste heat recovery and cyclic utilization device in an oil well.

Background

In the process of oil well exploitation, the return air of an oil well is generally subjected to waste heat treatment through a waste heat recovery and recycling device, so that the heat is recycled, and workers can conveniently perform safe operation in the oil well. But the waste heat recovery cyclic utilization device in current oil well can not filter hot-blast for during the dust overflows easily into the heat exchange box, lead to the inside dust of collecting together of heat exchange box, cause the heat exchange efficiency to reduce, the high-efficient recovery of the interior waste heat of oil well of not being convenient for, in addition, the unable regulation of interval between the fixed plate leads to the fixed plate can not adapt to different installation distances, the installation of the device of not being convenient for, causes the installation effectiveness of device low, influences the quick use of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for recycling waste heat in an oil well, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: waste heat recovery cyclic utilization device in oil well, including the heat exchange box, the internally mounted of heat exchange box has the baffle, and articulated on the heat exchange box have sealing door, the baffle separates heat exchange chamber and the chamber of ventilating with heat exchange box is inside, and the both sides of baffle all install the heat pipe, the both sides of heat exchange box are provided with inlet tube, air intake, air outlet and outlet pipe respectively, inlet tube and outlet pipe all communicate with heat exchange chamber, air intake and air outlet all are linked together with the chamber of ventilating, the inside of air intake is provided with the filter, and the internally mounted of filter has the filter screen.

Preferably, still include coupling mechanism, coupling mechanism is used for with filter and air intake installation fixed, just coupling mechanism is including installing the plugboard at filter both ends, seting up the inserting groove of air intake inner wall both sides and the locking screw rod of spiro union in air intake both sides, locking screw rod is used for fastening plugboard and air intake.

Preferably, the device further comprises a mounting mechanism, wherein the mounting mechanism is used for mounting the heat exchange box body in the oil well, and comprises a fixing plate and a position adjusting component;

the position adjusting assembly comprises a sliding block arranged at the bottom end of the fixing plate, a sliding groove and a limiting hole which are arranged on the back side of the heat exchange box body, and a limiting screw rod which is screwed in the limiting hole, wherein the limiting screw rod is used for fastening the fixing plate and the heat exchange box body.

Preferably, the opposite corners of one end of the insertion plate, which is far away from the filter plate, are in arc chamfer transition to form an arc part with a smooth surface wall.

Preferably, the end, located outside the limiting hole, of the limiting screw is provided with a screwing disc, and the outer wall of the screwing disc is fixed with lugs distributed in an annular array.

Preferably, the sliding block is of an L-shaped structure, and the cross section of the sliding groove is matched with that of the sliding block.

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

(1) according to the utility model, through the arrangement of the filter plate and the filter screen, hot air can be filtered to remove dust in the hot air, and the dust is prevented from overflowing into the heat exchange box body, so that the dust is prevented from accumulating in the heat exchange box body, the heat exchange efficiency can be effectively improved, and the high-efficiency recovery of waste heat in an oil well is facilitated;

in addition, through the arrangement of the connecting mechanism, the quick disassembly and assembly of the filter screen can be realized, the filter screen can be cleaned conveniently, the cleaning efficiency of the filter screen is greatly improved, the filter effect of the filter screen is enhanced, and the high-efficiency filtering effect is achieved.

(2) According to the utility model, through the arrangement of the position adjusting assembly, the position adjustment of the fixing plates can be realized, so that the distance between the fixing plates can be adjusted, and the device can adapt to different installation distances, thereby facilitating the installation of the device, effectively improving the installation efficiency of the device, and being beneficial to realizing the rapid use of the device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic structural diagram of a fixing plate according to the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 1;

in the figure: 1. a heat exchange box; 2. a fixing plate; 3. a water inlet pipe; 4. a partition plate; 5. a filter screen; 6. an air inlet; 7. a connecting mechanism; 71. a plugboard; 72. inserting grooves; 73. locking the screw rod; 8. a heat pipe; 9. an air outlet; 10. a water outlet pipe; 11. a sealing door; 12. a position adjustment assembly; 121. a chute; 122. a limit screw; 123. a limiting hole; 124. a slider; 13. a filter plate.

Detailed Description

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

Referring to fig. 1-5, the present invention provides the following technical solutions: waste heat recovery cyclic utilization device in oil well, including heat exchange box 1, the internally mounted of heat exchange box 1 has baffle 4, and it has sealing door 11 to articulate on the heat exchange box 1, baffle 4 separates heat exchange box 1 inside and forms heat transfer chamber and ventilation chamber, and heat pipe 8 is all installed to the both sides of baffle 4, the both sides of heat exchange box 1 are provided with inlet tube 3 respectively, air intake 6, air outlet 9 and outlet pipe 10, inlet tube 3 and outlet pipe 10 all communicate with the heat transfer chamber, air intake 6 and air outlet 9 all are linked together with the ventilation chamber, the inside of air intake 6 is provided with filter 13, and the internally mounted of filter 13 has filter screen 5.

When the waste heat in the oil well is recovered, workers can install the heat exchange box body 1 in the oil well, then the water inlet pipe 3 and the water outlet pipe 10 are connected with external cold water equipment, when hot air in the oil well is conveyed into a ventilation cavity in the heat exchange box body 1 through the air inlet 6, at the moment, the external cold water equipment conveys cold water into the heat exchange cavity through the water inlet pipe 3, then the heat pipe 8 absorbs heat in the hot air and conducts the heat to the cold water, so that the cold water absorbs the heat to form hot water, then the hot water is discharged to an external water storage device through the water outlet pipe 10, and then cooled cold air is discharged out of the oil well through the air outlet 9, so that the waste heat recovery in the oil well is realized, and the cyclic utilization of the heat is realized;

in addition, when the hot air in the oil well is discharged into the heat exchange box body 1 from the air inlet 6, the filter plate 13 filters the hot air through the filter screen 5 inside the filter plate to remove dust in the hot air, and the dust is prevented from overflowing into the heat exchange box body 1, so that the dust accumulated in the heat exchange box body 1 is prevented, the heat exchange efficiency can be effectively improved, and the efficient recovery of the waste heat in the oil well is facilitated.

Further, the air inlet device further comprises a connecting mechanism 7, the connecting mechanism 7 is used for fixedly mounting the filter plate 13 and the air inlet 6, the connecting mechanism 7 comprises insertion plates 71 mounted at two ends of the filter plate 13, insertion grooves 72 formed in two sides of the inner wall of the air inlet 6 and locking screws 73 screwed on two sides of the air inlet 6, and the locking screws 73 are used for fastening the insertion plates 71 and the air inlet 6.

In the hot air filtering process of the filter screen 5, when the filter screen 5 needs to be cleaned, a worker can firstly unscrew the locking screw rod 73, then pull out the filter screen 5 from the air inlet 6, make the plugboard 71 moved out from the insertion groove 72, so as to disassemble the filter screen 5, then the worker cleans the filter screen 5, after cleaning, the worker can insert the filter 13 into the air inlet 6, make the plugboard 71 inserted into the insertion groove 72, then the worker unscrews the locking screw rod 73, so as to fasten the plugboard 71 and the insertion groove 72, realize the installation of the filter screen 5, thereby realize the quick assembly and disassembly of the filter screen 5, so as to clean the filter screen 5, the cleaning efficiency of the filter screen 5 is greatly improved, the filtering effect of the filter screen 5 is favorably enhanced, and the efficient filtering effect is achieved.

Further, the device also comprises a mounting mechanism, wherein the mounting mechanism is used for mounting the heat exchange box body 1 in the oil well, and comprises a fixing plate 2 and a position adjusting component 12;

the position adjusting assembly 12 comprises a sliding block 124 installed at the bottom end of the fixing plate 2, a sliding groove 121 and a limiting hole 123 which are arranged on the back side of the heat exchange box body 1, and a limiting screw 122 which is screwed in the limiting hole 123, wherein the limiting screw 122 is used for fastening the fixing plate 2 and the heat exchange box body 1.

When the heat exchange box body 1 is installed, workers can install the heat exchange box body 1 in an oil well through the fixing plate 2 so as to recycle waste heat in the oil well;

in addition, in the installation, the workman can be according to the installation demand of heat exchange box 1, through the position of position control subassembly 12 adjustment fixed plate 2, earlier unscrew limit screw 122 in by spacing hole 123 earlier, again with fixed plate 2 pulling, make slider 124 slide in the spout 121, move to required position until fixed plate 2, then the workman screws in limit screw 122 corresponding spacing hole 123, in order to fasten fixed plate 2 and heat exchange box 1, then install heat exchange box 1 in the inside of oil well through fixed plate 2, accomplish the recycle of waste heat, thereby realize the position control of fixed plate 2, make the interval between the fixed plate adjustable, can adapt to different installation distance, so that the installation of device, the effectual installation effectiveness that improves the device, help realizing the quick use of device.

Furthermore, the opposite corners of one end of the insertion plate 71, which is far away from the filter plate 13, are all transited by arc chamfers to form smooth arc portions of the surface wall, so that the friction force at the end of the insertion plate 71 can be reduced, and the quick insertion between the insertion plate 71 and the insertion groove 72 is facilitated.

Furthermore, the end of the limiting screw 122, which is located outside the limiting hole 123, is provided with a screwing disc, and the outer wall of the screwing disc is fixed with lugs distributed in an annular array, so that the friction between the hand of a worker and the limiting screw 122 can be increased, and the limiting screw 122 can be screwed conveniently.

Further, the sliding block 124 is in an L-shaped structure, and the cross-sectional shape of the sliding groove 121 is matched with the cross-sectional shape of the sliding block 124, so that the sliding block 124 can stably slide along the sliding groove 121, and the fixing plate 2 and the heat exchange box 1 can be conveniently installed and fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Waste heat recovery cyclic utilization device in oil well, its characterized in that: including heat exchange box (1), the internally mounted of heat exchange box (1) has baffle (4), and articulated on heat exchange box (1) have sealing door (11), baffle (4) form heat transfer chamber and ventilation chamber with heat exchange box (1) internal partitioning, and the both sides of baffle (4) all install heat pipe (8), the both sides of heat exchange box (1) are provided with inlet tube (3), air intake (6), air outlet (9) and outlet pipe (10) respectively, inlet tube (3) and outlet pipe (10) all communicate with the heat transfer chamber, air intake (6) and air outlet (9) all are linked together with the ventilation chamber, the inside of air intake (6) is provided with filter (13), and the internally mounted of filter (13) has filter screen (5).

2. The device for recovering and recycling waste heat in an oil well according to claim 1, wherein: still include coupling mechanism (7), coupling mechanism (7) are used for fixing filter (13) and air intake (6) installation, just coupling mechanism (7) are including installing plugboard (71) at filter (13) both ends, offering in inserting groove (72) and the lock screw (73) of spiro union in air intake (6) both sides of air intake (6) inner wall both sides, lock screw (73) are used for fastening plugboard (71) and air intake (6).

3. The device for recovering and recycling waste heat in an oil well according to claim 1, wherein: the device also comprises a mounting mechanism, wherein the mounting mechanism is used for mounting the heat exchange box body (1) in the oil well, and comprises a fixing plate (2) and a position adjusting component (12);

the position adjusting assembly (12) comprises a sliding block (124) installed at the bottom end of the fixing plate (2), a sliding groove (121) and a limiting hole (123) which are arranged on the back side of the heat exchange box body (1), and a limiting screw rod (122) which is screwed in the limiting hole (123), wherein the limiting screw rod (122) is used for fastening the fixing plate (2) and the heat exchange box body (1).

4. The device for recovering and recycling waste heat in an oil well according to claim 2, wherein: the opposite corners of one end of the insertion plate (71) far away from the filter plate (13) are in arc chamfer transition to form smooth arc parts of the surface wall.

5. The device for recovering and recycling waste heat in an oil well according to claim 3, wherein: the end, located outside the limiting hole (123), of the limiting screw (122) is provided with a screwing disc, and lugs distributed in an annular array are fixed on the outer wall of the screwing disc.

6. The device for recovering and recycling waste heat in an oil well according to claim 3, wherein: the sliding block (124) is of an L-shaped structure, and the cross section shape of the sliding groove (121) is matched with that of the sliding block (124).