CN214223865U

CN214223865U - Heat exchanger online cleaning vehicle

Info

Publication number: CN214223865U
Application number: CN202022588615.4U
Authority: CN
Inventors: 冯琪; 汪广慧; 杨利; 余小兵; 李玉峰
Original assignee: Hulunbeier Antai Thermal Power Co ltd Manzhouli Thermal Power Plant
Current assignee: Hulunbeier Antai Thermal Power Co ltd Manzhouli Thermal Power Plant
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-09-17
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a heat exchanger washs car on line, including the saddle, fixedly connected with actuating mechanism and water tank respectively at the top of saddle, the delivery port threaded connection of water tank has flexible pipeline, and actuating mechanism has the washing water pump in the one end swing joint who keeps away from the saddle, washs the water inlet of water pump and the delivery port threaded connection of flexible pipeline, and actuating mechanism includes gear motor, alignment jig, drive screw, internal connection thread piece, slider, drive plate and drive bearing, gear motor's output shaft axle center and drive screw's head joint. The utility model provides an at present, the cleaning method of often using adopts the manual work to utilize high-pressure squirt to wash inside tube bank one by one more, but this kind of work efficiency is lower, can reach several hundred to the inside tubule bundle of large-scale shell and tube type heat exchanger moreover, washs and to get up very time-consuming, and this maintenance cost that has also caused the shell and tube type heat exchanger is high.

Description

Heat exchanger online cleaning vehicle

Technical Field

The utility model relates to a heat exchanger technical field especially relates to a heat exchanger online cleaning car.

Background

The shell-and-tube heat exchanger is a dividing wall type heat exchanger which uses the wall surface of a tube bundle sealed in a shell as a heat transfer surface, the shell of the shell-and-tube heat exchanger is composed of the shell, the heat transfer tube bundle, a tube plate, a baffle plate (baffle plate), a tube box and the like, the shell is mostly cylindrical, the tube bundle is arranged in the shell, two ends of the tube bundle are fixed on the tube plate, in order to avoid the blockage of the heat exchanger and keep the tube network clean, the tube bundle in the heat exchanger is needed to be cleaned.

At present, the commonly used cleaning method mostly adopts a high-pressure water gun to wash the internal tube bundles one by one, but the working efficiency is low, hundreds of small tube bundles in a large shell-and-tube heat exchanger can be washed, the time is consumed for cleaning, and the maintenance cost of the shell-and-tube heat exchanger is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the cleaning method of often using and adopting the manual work to utilize the high-pressure squirt to wash inside tube bank one by one more, but this kind of work efficiency is lower, can reach several hundred to the inside tubule of large-scale shell and tube type heat exchanger moreover, washs and to get up very time-consuming, and this has also caused the shortcoming that the maintenance cost of shell and tube type heat exchanger is high, and the online cleaning vehicle of a heat exchanger that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heat exchanger online cleaning car, includes the saddle, and the top of saddle is fixedly connected with actuating mechanism and water tank respectively, and the delivery port threaded connection of water tank has flexible pipeline, and actuating mechanism has the washing water pump in the one end swing joint who keeps away from the saddle, the water inlet of washing water pump and the delivery port threaded connection of flexible pipeline.

Furthermore, the driving mechanism comprises a speed reducing motor, an adjusting frame, a driving screw rod, an internal thread block, a sliding piece, a driving plate and a driving bearing, the axis of an output shaft of the speed reducing motor is clamped with the head of the driving screw rod, the tail of the driving screw rod is fixedly connected with the inner ring of the driving bearing, the outer wall of the driving screw rod is in threaded connection with the inner wall of the internal thread block, the top of the internal thread block is fixedly connected with the bottom of the driving plate, the outer edge of the driving plate is fixedly connected with the side edge of the sliding piece, and the inner wall of the sliding piece is movably connected with the outer wall of the adjusting frame.

Furthermore, the bottoms of the adjusting frame and the driving bearing are fixedly connected with the top of the saddle, and the base of the speed reducing motor is movably connected with the top of the saddle.

Furthermore, fixed screw holes are formed in the inner portion of the base of the cleaning water pump and the top of the driving plate, and fixing bolts are connected to the inner wall of the fixed screw holes in a threaded mode.

Furthermore, the right side edge of the saddle is fixedly connected with a connecting frame, the top end of the connecting frame is fixedly connected with a handheld rod, and the chassis of the saddle is movably connected with wheels.

Further, the inner wall fixedly connected with level sensor of water tank, the positive fixedly connected with liquid level display of water tank, level sensor's output and liquid level display's input electric connection.

Further, the water tank is located the right side of washing water pump, and washing water pump is located the top of saddle.

The utility model has the advantages that:

1. the utility model discloses a setting of washing water pump, water tank, flexible pipeline, gear motor, alignment jig, drive screw, internal thread piece, slider, drive plate and drive bearing, it is convenient to remove, and washing power is big, and the outlet end can carry out reciprocating motion back and forth according to shell and tube heat exchanger to effectively promote shell and tube heat exchanger and wash speed, it is simple and convenient to wash, and practical function is strong.

2. The utility model discloses a setting of water tank, level sensor, liquid level display and liquid level display, the operation personnel can look over the water level in the water tank, are convenient for add the water source toward the water tank in, avoid wasing the phenomenon that the water pump appears idling, promote washing water pump life.

Drawings

Fig. 1 is a schematic structural view of an embodiment 1 of an online cleaning vehicle for a heat exchanger according to the present invention;

fig. 2 is a schematic structural view of an embodiment 1 of an online cleaning vehicle for heat exchangers according to the present invention;

fig. 3 is a schematic structural diagram of the heat exchanger online cleaning vehicle according to embodiment 1 of the present invention.

Fig. 4 is the utility model provides a heat exchanger online cleaning car embodiment 2's schematic structure diagram.

In the figure: 1. a vehicle seat; 2. a wheel; 3. a water tank; 4. a connecting frame; 5. a hand-held wand; 6. a liquid level display; 7. a drive mechanism; 8. a telescopic pipeline; 9. cleaning the water pump; 10. fixing the bolt; 11. fixing screw holes; 12. a liquid level sensor; 701. a reduction motor; 702. an adjusting bracket; 703. a drive screw; 704. an internal thread block; 705. a slider; 706. a drive plate; 707. the drive bearing.

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.

Example 1

Referring to fig. 1-3, an online cleaning vehicle for a heat exchanger comprises a vehicle seat 1, wherein the top of the vehicle seat 1 is fixedly connected with a driving mechanism 7 and a water tank 3 respectively, a water outlet of the water tank 3 is in threaded connection with a telescopic pipeline 8, one end of the driving mechanism 7 far away from the vehicle seat 1 is movably connected with a cleaning water pump 9, a water inlet of the cleaning water pump 9 is in threaded connection with a water outlet of the telescopic pipeline 8, the driving mechanism 7 comprises a speed reduction motor 701, an adjusting frame 702, a driving screw rod 703, an internal thread block 704, a sliding part 705, a driving plate 706 and a driving bearing 707, the axis of an output shaft of the speed reduction motor 701 is clamped with the head of the driving screw rod 703, the tail of the driving screw rod 703 is fixedly connected with the inner ring of the driving bearing 707, the outer wall of the driving screw rod 703 is in threaded connection with the inner wall of the internal thread block 704, the, the inner wall of the sliding part 705 is movably connected with the outer wall of the adjusting frame 702, the bottoms of the adjusting frame 702 and the driving bearing 707 are fixedly connected with the top of the saddle 1, the base of the speed reducing motor 701 is movably connected with the top of the saddle 1, the inside of the base of the cleaning water pump 9 and the top of the driving plate 706 are both provided with fixing screw holes 11, the inner wall of the fixing screw hole 11 is in threaded connection with a fixing bolt 10, the right side edge of the saddle 1 is fixedly connected with a connecting frame 4, the top end of the connecting frame 4 is fixedly connected with a handheld rod 5, the chassis of the saddle 1 is movably connected with wheels 2, the inner wall of the water tank 3 is fixedly connected with a liquid level sensor 12, the front side of the water tank 3 is fixedly connected with a liquid level display 6, the output end of the liquid level sensor 12 is electrically connected with the input end of the liquid level display 6, the movement is convenient and fast, the flushing power is large, and the water outlet end can reciprocate back and forth according to the shell and forth heat exchanger, thereby effectively promote shell and tube heat exchanger and wash speed, wash portably, practical function is strong.

The working principle of the embodiment is as follows: the cleaning water pump 9 is forced to be fixedly arranged on the driving plate 706 by being placed into the fixing screw hole 11 through the fixing bolt 10, then the water inlet head of the cleaning water pump 9 is butted with the water outlet head of the telescopic pipeline 8, at the moment, the speed reducing motor 701 operates, the driving screw 703 rotates around the driving bearing 707, and through the series connection of the internal thread blocks 704, the sliding piece 705 slides back and forth around the adjusting frame 702, the driving plate 706 is forced to drive the cleaning water pump 9 to move back and forth on the saddle 1, the cleaning water pump 9 operates, and the water source in the water tank 3 is output to flush the shell and tube heat exchanger.

Example 2

Referring to fig. 4, a heat exchanger online cleaning car, this embodiment is for embodiment 1, and the main difference lies in this embodiment, the inner wall fixedly connected with level sensor 12 of water tank 3, the positive fixedly connected with liquid level display 6 of water tank 3, level sensor 12's output and level display 6's input electric connection, the operation personnel can look over the water level in the water tank 3, be convenient for add the water source toward in the water tank 3, avoid rinsing water pump 9 phenomenon of idle running to appear, promote rinsing water pump 9 life.

The working principle of the embodiment is as follows: the liquid level sensor 12 and the liquid level display 6 can directly reflect the water level inside the water tank 3 under the operating condition, so that the operating personnel can conveniently and timely supplement water sources into the water tank 3.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", "first", "second", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

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 heat exchanger online cleaning car, includes saddle (1), its characterized in that, the top of saddle (1) is fixedly connected with actuating mechanism (7) and water tank (3) respectively, and the delivery port threaded connection of water tank (3) has flexible pipeline (8), and actuating mechanism (7) has cleaning water pump (9) in the one end swing joint of keeping away from saddle (1), cleaning water pump (9) the water inlet and the delivery port threaded connection of flexible pipeline (8).

2. The online cleaning vehicle for the heat exchanger as claimed in claim 1, wherein the driving mechanism (7) comprises a speed reducing motor (701), an adjusting frame (702), a driving screw (703), an internally-connected threaded block (704), a sliding member (705), a driving plate member (706) and a driving bearing (707), the axis of an output shaft of the speed reducing motor (701) is clamped with the head of the driving screw (703), the tail of the driving screw (703) is fixedly connected with an inner ring of the driving bearing (707), the outer wall of the driving screw (703) is in threaded connection with the inner wall of the internally-connected threaded block (704), the top of the internally-connected threaded block (704) is fixedly connected with the bottom of the driving plate member (706), the outer edge of the driving plate member (706) is fixedly connected with the side edge of the sliding member (705), and the inner wall of the sliding member (705) is movably connected with the outer wall of the adjusting frame (702).

3. The online cleaning vehicle for the heat exchanger is characterized in that the bottom of the adjusting frame (702) and the bottom of the driving bearing (707) are both fixedly connected with the top of the vehicle seat (1), and the base of the speed reducing motor (701) is movably connected with the top of the vehicle seat (1).

4. The online cleaning vehicle for the heat exchanger as claimed in claim 1, wherein the inside of the base of the cleaning water pump (9) and the top of the driving plate (706) are both provided with fixing screw holes (11), and the inner wall of each fixing screw hole (11) is in threaded connection with a fixing bolt (10).

5. The online cleaning vehicle for the heat exchanger is characterized in that a connecting frame (4) is fixedly connected to the right side of the vehicle seat (1), a handheld rod (5) is fixedly connected to the top end of the connecting frame (4), and wheels (2) are movably connected to the chassis of the vehicle seat (1).

6. The online cleaning vehicle for the heat exchanger as recited in claim 1, wherein a liquid level sensor (12) is fixedly connected to the inner wall of the water tank (3), a liquid level display (6) is fixedly connected to the front surface of the water tank (3), and the output end of the liquid level sensor (12) is electrically connected to the input end of the liquid level display (6).

7. The online cleaning vehicle for the heat exchanger is characterized by further comprising a water tank (3) positioned on the right side of the cleaning water pump (9), wherein the cleaning water pump (9) is positioned above the vehicle seat (1).