CN217358247U

CN217358247U - Back-flushing dirt device for positive displacement heat exchanger

Info

Publication number: CN217358247U
Application number: CN202221202392.6U
Authority: CN
Inventors: 李玉泽
Original assignee: Shandong Guoyue Industrial Equipment Co ltd
Current assignee: Shandong Guoyue Industrial Equipment Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-02
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses an anti-washing dirt device for positive displacement heat exchanger, which comprises a tank body, the right-hand member middle part interlude fixedly connected with heat transfer case of the jar body, interlude fixedly connected with U-shaped pipe jointly between the right tank wall upper portion of heat transfer case and the right tank wall lower part, the right-hand member middle part interlude fixedly connected with washing mechanism of heat transfer case, the lower case wall right part fixedly connected with guide plate of heat transfer case, the lower case wall left part interlude fixedly connected with blowdown mechanism of heat transfer case, the upper end left part interlude fixedly connected with outlet pipe of heat transfer case, the upper end right part interlude fixedly connected with inlet tube of heat transfer case, the three supporting legs of the peripheral fixedly connected with of lower extreme of the jar body. A back flush dirt device for positive displacement heat exchanger, wash the mechanism through setting up, wash efficiently, the scale removal is effectual, through setting up blowdown mechanism and collection mechanism, is favorable to the collection of incrustation scale to take out, is fit for using widely.

Description

Back-flushing dirt device for positive displacement heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field, in particular to back flush dirt device for positive displacement heat exchanger.

Background

The positive displacement heat exchanger is a heat exchanger which utilizes cold fluid and hot fluid to alternately flow through the surface of a heat storage body in a heat storage chamber so as to exchange heat, the cold fluid and the hot fluid of the partition wall positive displacement heat exchanger are separated by a solid partition wall, and the heat exchange is carried out through the partition wall, so the positive displacement heat exchanger is also called as a surface heat exchanger, and at least the following defects are caused in the existing using process: 1. when the existing positive displacement heat exchanger is used, the inside of the heat exchanger is not completely cleaned, the descaling effect on the heat exchanger is poor, and the practicability is reduced; 2. after the existing volumetric heat exchanger is descaled, water scale is deposited at the bottom of a heat exchange box, the water scale is not convenient to take out, the water scale can seriously affect the quality of water, and therefore a backwashing dirt device for the volumetric heat exchanger is required.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a back flush dirt device for positive displacement heat exchanger can effectively solve the problem in the background art.

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

the utility model provides a back flush dirt device for positive displacement heat exchanger, includes a jar body, fixedly connected with heat transfer case alternates in the right-hand member middle part of the jar body, fixedly connected with U-shaped pipe alternates jointly between the right tank wall upper portion and the right tank wall lower part of heat transfer case, fixedly connected with washes the mechanism alternates in the right-hand member middle part of heat transfer case, the lower case wall right part fixedly connected with guide plate of heat transfer case, the lower case wall left part of heat transfer case alternates fixedly connected with blowdown mechanism, the upper end left part of heat transfer case alternates the fixedly connected with outlet pipe, the upper end right part of heat transfer case alternates the fixedly connected with inlet tube, the peripheral three supporting legs of fixedly connected with of lower extreme of the jar body.

Preferably, wash the mechanism and include the suction pump, the right-hand member middle part of suction pump alternates fixedly connected with drinking-water pipe, the front end middle part and the rear end middle part of suction pump all alternate fixedly connected with shunt tubes, and the left end of two shunt tubes all run through the right tank wall of heat transfer case and rather than left tank wall fixed connection, two all alternate a plurality of fixedly connected with washing head between the opposite face of shunt tubes, the left end of suction pump and the right-hand member fixed connection of heat transfer case.

Preferably, the blowdown mechanism includes the blow off pipe, the right-hand member upper portion of blow off pipe is provided with the solenoid valve, a plurality of external screw threads are carved with to the surface lower part of blow off pipe, the surface lower part threaded connection of blow off pipe has the collection mechanism, the upper end of blow off pipe and the lower box wall interlude fixed connection of heat transfer case, and the lower pot wall of the jar body is run through to the lower extreme of blow off pipe.

Preferably, the collecting mechanism comprises a connecting cylinder, a plurality of internal threads are carved on the inner cylinder wall of the connecting cylinder, a collecting cylinder is fixedly connected to the middle of the lower cylinder wall of the connecting cylinder in an inserting manner, and a filter screen is fixedly connected to the middle of the lower cylinder wall of the collecting cylinder in an inserting manner.

Preferably, a plurality of the flushing heads are all arranged to be high-pressure nozzles, and the plurality of the flushing heads on the upper portion of the outer surface are respectively arranged in an upward and downward inclined mode.

Preferably, the outer surface of the connecting cylinder is fixedly connected with a plurality of anti-slip strips, the inner diameter length of the connecting cylinder is equal to the diameter length of the sewage discharge pipe, and the diameter length of the collecting cylinder is equal to the inner diameter length of the sewage discharge pipe.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, by arranging the flushing mechanism, water is pumped into the flow dividing pipe by the suction force of the water suction pump, and then the water is pressurized and sprayed out by the plurality of flushing heads, so that the U-shaped pipe in the heat exchanger can be completely flushed, the flushing efficiency of the device is improved, the descaling effect of the device on the heat exchanger is enhanced, and the practicability of the device is effectively improved;

2. the utility model discloses in, through setting up sewage discharging mechanism and collection mechanism, can avoid the incrustation scale deposit in the bottom of heat transfer case with incrustation scale discharge heat transfer case through the blow off pipe to can filter the incrustation scale through the filter screen and collect, then can take out the incrustation scale through rotating the connecting cylinder, make the incrustation scale can not cause the pollution to water, the effectual quality of having ensured water.

Drawings

Fig. 1 is a schematic view of the overall structure of a back-flushing dirt device for a positive displacement heat exchanger of the present invention;

FIG. 2 is a schematic view of the overall structure of a flushing mechanism of a back-flushing dirt device for a positive displacement heat exchanger according to the present invention;

fig. 3 is a schematic view of the overall structure of the sewage draining mechanism of the back-flushing dirt device for the positive displacement heat exchanger of the present invention;

fig. 4 is a schematic view of the overall structure of a collecting mechanism of a back-flushing dirt device for a positive displacement heat exchanger according to the present invention.

In the figure: 1. a tank body; 2. a heat exchange box; 3. a U-shaped tube; 4. a flushing mechanism; 5. a baffle; 6. a sewage draining mechanism; 7. a water outlet pipe; 8. a water inlet pipe; 9. supporting legs; 41. a water pump; 42. a water pumping pipe; 43. a shunt tube; 44. a rinsing head; 61. a sewage discharge pipe; 62. an electromagnetic valve; 63. an external thread; 64. a collection mechanism; 641. a connecting cylinder; 642. an internal thread; 643. a collection canister; 644. and (4) a filter screen.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a back flush dirt device for positive displacement heat exchanger, which comprises a tank body 1, fixedly connected with heat transfer case 2 alternates in the right-hand member middle part of jar body 1, fixedly connected with U-shaped pipe 3 alternates jointly between the right tank wall upper portion of heat transfer case 2 and the right tank wall lower part, fixedly connected with washes mechanism 4 alternates in the right-hand member middle part of heat transfer case 2, the lower case wall right part fixedly connected with guide plate 5 of heat transfer case 2, the lower case wall left part of heat transfer case 2 alternates fixedly connected with blowdown mechanism 6, the upper end left part of heat transfer case 2 alternates fixedly connected with outlet pipe 7, the upper end right part of heat transfer case 2 alternates fixedly connected with inlet tube 8, the three supporting legs of the peripheral fixedly connected with of lower extreme 9 of jar body 1.

In this embodiment, the flushing mechanism 4 includes a water suction pump 41, a water suction pipe 42 is fixedly inserted into the middle of the right end of the water suction pump 41, branch pipes 43 are fixedly inserted into the middle of the front end and the middle of the rear end of the water suction pump 41, the left ends of the two branch pipes 43 penetrate through the right wall of the heat exchange box 2 and are fixedly connected with the left wall of the heat exchange box, a plurality of flushing heads 44 are fixedly inserted between the opposite surfaces of the two branch pipes 43, and the left end of the water suction pump 41 is fixedly connected with the right end of the heat exchange box 2; a plurality of washes head 44 and all sets up to high pressure nozzle, and high pressure nozzle can play the pressurization effect to water, can make water spout after through washing head 44 pressurization, and a plurality of washes head 44 on surface upper portion equally divide and be upwards and the downward sloping setting respectively, is favorable to a plurality of to wash head 44 and washes U-shaped pipe 3 comprehensively, can effectively clear away the incrustation scale of adhering to at the U-shaped pipe 3 surface.

In the embodiment, the sewage discharging mechanism 6 comprises a sewage discharging pipe 61, an electromagnetic valve 62 is arranged at the upper part of the right end of the sewage discharging pipe 61, a plurality of external threads 63 are carved on the lower part of the outer surface of the sewage discharging pipe 61, a collecting mechanism 64 is connected with the lower part of the outer surface of the sewage discharging pipe 61 in a threaded manner, the upper end of the sewage discharging pipe 61 is fixedly connected with the lower tank wall of the heat exchange tank 2 in an inserting manner, and the lower end of the sewage discharging pipe 61 penetrates through the lower tank wall of the tank body 1; the collecting mechanism 64 comprises a connecting cylinder 641, a plurality of internal threads 642 are carved on the inner cylinder wall of the connecting cylinder 641, a collecting cylinder 643 is fixedly connected to the middle of the lower cylinder wall of the connecting cylinder 641 in an inserting manner, and a filter screen 644 is fixedly connected to the middle of the lower cylinder wall of the collecting cylinder 643 in an inserting manner; the outer surface fixedly connected with of connecting cylinder 641 has a plurality of antislip strips, and the frictional force of antislip strip multiplicable connecting cylinder 641 surface is convenient for rotate the connecting cylinder 641, and the internal diameter length of connecting cylinder 641 equals the diameter length of blow off pipe 61, is convenient for carry out the dismouting to the connecting cylinder 641, and the diameter length of collection tube 643 equals the internal diameter length of blow off pipe 61, is convenient for insert collection tube 643 and collect the incrustation scale in blow off pipe 61.

It should be noted that, the utility model relates to a back flush dirt device for positive displacement heat exchanger, in the use, at first input cold water into heat exchange box 2 through inlet tube 8, then make cold water and U-shaped pipe 3 fully exchange heat after, discharge into jar body 1 from outlet pipe 7 and save, can realize the heat transfer function of this heat exchanger, when the incrustation scale needs to be cleared up, connect raceway and drinking-water pipe 42 first, then through the suction of suction pump 41 with water suction in drinking-water pipe 42, and then through two shunt tubes 43 with water flow to a plurality of flushing head 44, at last through a plurality of flushing head 44 with water pressurization blowout, can carry out the comprehensive washing to the U-shaped pipe 3 inside heat exchange box 2, thereby the washing efficiency of device has been improved, the scale removal effect of device to the heat exchanger has also been strengthened, the practicality of the device has effectively been improved, open solenoid valve 62 in the washing, and through the water conservancy diversion of guide plate 5, make the sewage that has the incrustation scale in the heat transfer case 2, enter into the collector cylinder 643 in the blow off pipe 61, and can filter the incrustation scale through filter screen 644 and collect, when needs clearance incrustation scale, can take out collector cylinder 643 from blow off pipe 61 through rotating connecting cylinder 641, can take out the clearance with the incrustation scale, thereby can avoid the incrustation scale deposit in the bottom of heat transfer case 2, make the incrustation scale can not cause the pollution to water, the effectual quality of guaranteeing water.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A back flush dirt device for positive displacement heat exchanger, includes jar body (1), its characterized in that: fixedly connected with heat transfer case (2) alternates in the right-hand member middle part of the jar body (1), fixedly connected with U-shaped pipe (3) alternates jointly between the right tank wall upper portion and the right tank wall lower part of heat transfer case (2), the right-hand member middle part of heat transfer case (2) alternates fixedly connected with and washes mechanism (4), the lower case wall right part fixedly connected with guide plate (5) of heat transfer case (2), the lower case wall left part of heat transfer case (2) alternates fixedly connected with blowdown mechanism (6), the upper end left part of heat transfer case (2) alternates fixedly connected with outlet pipe (7), the upper end right part of heat transfer case (2) alternates fixedly connected with inlet tube (8), three supporting legs (9) of the peripheral fixedly connected with of lower extreme of the jar body (1).

2. The backflush fouling device for a positive displacement heat exchanger according to claim 1, wherein: wash mechanism (4) including suction pump (41), fixedly connected with drinking-water pipe (42) alternates in the right-hand member middle part of suction pump (41), the front end middle part and the rear end middle part of suction pump (41) all alternate fixedly connected with shunt tubes (43), and the left end of two shunt tubes (43) all run through the right tank wall of heat transfer case (2) and rather than left tank wall fixed connection, two fixedly connected with a plurality of flushing head (44) all alternate between the opposite face of shunt tubes (43), the left end of suction pump (41) and the right-hand member fixed connection of heat transfer case (2).

3. The backflush fouling device for a positive displacement heat exchanger according to claim 1, wherein: blowdown mechanism (6) are including blow off pipe (61), the right-hand member upper portion of blow off pipe (61) is provided with solenoid valve (62), a plurality of external screw threads (63) are carved with to the surface lower part of blow off pipe (61), the surface lower part threaded connection of blow off pipe (61) has collection mechanism (64), the upper end of blow off pipe (61) and the lower tank wall interlude fixed connection of heat transfer case (2), and the lower pot wall of the jar body (1) is run through to the lower extreme of blow off pipe (61).

4. A backflushing fouling device for a positive displacement heat exchanger according to claim 3 wherein: the collecting mechanism (64) comprises a connecting cylinder (641), a plurality of internal threads (642) are carved on the inner cylinder wall of the connecting cylinder (641), a collecting cylinder (643) is fixedly connected to the middle of the lower cylinder wall of the connecting cylinder (641) in an inserting mode, and a filter screen (644) is fixedly connected to the middle of the lower cylinder wall of the collecting cylinder (643) in an inserting mode.

5. The backflushing fouling device for a positive displacement heat exchanger according to claim 2, wherein: the plurality of flushing heads (44) are all set to be high-pressure nozzles, and the plurality of flushing heads (44) on the upper portion of the outer surface are respectively arranged in an upward and downward inclined mode.

6. The backflushing fouling device for a positive displacement heat exchanger according to claim 4, wherein: the outer surface of the connecting cylinder (641) is fixedly connected with a plurality of anti-slip strips, the length of the inner diameter of the connecting cylinder (641) is equal to that of the sewage discharge pipe (61), and the length of the diameter of the collecting cylinder (643) is equal to that of the inner diameter of the sewage discharge pipe (61).