CN213335762U

CN213335762U - Combined heat exchanger

Info

Publication number: CN213335762U
Application number: CN202022065171.6U
Authority: CN
Inventors: 朱煜伟
Original assignee: Changzhou Bingrui Heat Exchanger Technology Co Ltd
Current assignee: Changzhou Bingrui Heat Exchanger Technology Co Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-06-01
Anticipated expiration: 2030-09-18

Abstract

The utility model relates to a combined heat exchanger relates to the field of heat exchanger, and it includes the heat transfer core, the heat transfer core is equipped with a plurality ofly along its width direction, the heat transfer core is equipped with the fan along one side of its thickness direction, the fan is equipped with the filter screen along the one end of heat transfer core thickness direction, be equipped with on the filter screen and make the filter screen keep clear cleaning device. This application utensil reduces heat transfer core and filter screen and blocks up probably, promotes heat exchange efficiency's effect.

Description

Combined heat exchanger

Technical Field

The application relates to the field of heat exchangers, in particular to a combined heat exchanger.

Background

Engineering machinery is an important component of equipment industry and is widely applied to the fields of buildings, water conservancy, electric power, roads, mines, ports and the like. When the engineering machinery is in use, the engine generates much heat and has high temperature, and a heat exchanger is required to be used for cooling, so that the normal operation of the engineering machinery is ensured.

At present, in the field of engineering machinery, heat exchangers used for cooling circulating cooling water of an engine, hydraulic transmission oil of a hydraulic system and torque converter oil and an intercooler used in cooperation with a supercharged engine are generally assembled by combining and overlapping a water heat exchanger and an oil heat exchanger or even an intercooler in front and back.

Chinese patent with publication number CN210802118U discloses a combined heat exchanger for engineering machinery, which belongs to the technical field of heat exchangers, and the technical scheme is characterized by comprising an air guide cover, a fan, an installation frame and at least two groups of heat exchange core bodies, wherein the air guide cover is detachably arranged on one side of the installation frame, the fan is positioned in the air guide cover, and the blowing surface of the fan is arranged towards the installation frame; the heat exchange core bodies are arranged in the installation frame in parallel, and one side of each heat exchange core body facing the wind scooper is positioned on the same windward side; the heat exchange core bodies are separately provided with a heat exchange inlet and a heat exchange outlet, and a heat insulation plate is arranged between the adjacent heat exchange core bodies. The utility model discloses have and prevent each heat exchanger temperature mutual interference, and can effectively keep the even effect of cooling effect of the heat exchanger of each position.

The inventor finds that when the heat exchanger in the scheme is used, a channel through which air blown out by the air supply fan passes in the heat exchange core body is easily blocked due to dust, impurities and the like, and then the heat exchange efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to promote heat exchange efficiency, this application provides a combination heat exchanger.

The application provides a combination heat exchanger adopts following technical scheme:

the utility model provides a combined heat exchanger, includes the heat transfer core, the heat transfer core is equipped with a plurality ofly along its width direction, the heat transfer core is equipped with the fan along one side of its thickness direction, the fan is equipped with the filter screen along the one end of heat transfer core thickness direction, be equipped with on the filter screen and make the filter screen keep clear cleaning device.

Through adopting above-mentioned technical scheme, the filter screen filters the air current that gets into the heat transfer core, gets off impurity dust etc. and reduces the possibility that the heat transfer core blockked up, and then makes the heat transfer core keep higher heat exchange efficiency, and cleaning device then can wash the filter screen, reduces because of the filter screen blocks up the air current that leads to getting into the heat transfer core and reduces, and leads to the possibility that heat exchange efficiency descends.

Preferably, be equipped with the slide rail on the lateral wall of fan, the slide rail sets up along the width direction of heat transfer core relatively, the filter screen includes filter screen frame and filter screen body, filter screen frame is along the length direction sliding connection of heat transfer core between two slide rails, set up on the slide rail and supply the gliding spout of filter screen frame, the top surface of slide rail is run through by the spout, the bottom surface of slide rail is not run through by the spout.

Through adopting above-mentioned technical scheme, the filter screen frame slides in along the spout, and the contact of the bottom of filter screen frame and spout, filter screen place promptly and target in place, and is comparatively convenient, the installing and removing and the change of the filter screen of being convenient for.

Preferably, the spout has seted up the draw-in groove on the surface towards the filter screen body, sliding connection has the slider in the draw-in groove, set up on the filter screen frame and supply slider male slot, the one end that the slot was kept away from to the slider is equipped with the pull rod, the slide rail is worn out to the one end that the slider was kept away from to the pull rod, the slider is kept away from with the spout and is equipped with compression spring between the surface of slider, compression spring cover is located on the pull rod.

Through adopting above-mentioned technical scheme, before placing the filter screen, the pulling pull rod makes the slider retract the draw-in groove, then puts into the spout with the filter screen, places the back in place when the filter screen, loosens the pull rod, and the slider is ejecting under compression spring's effect, inserts the slot, fixes the filter screen frame, reduces the possibility of filter screen drunkenness in the spout.

Preferably, the slider is equipped with the inclined plane towards the one end of slot, the inclined plane sets up towards the direction that the filter screen frame inserted the slide rail, the projection and the inclined plane part coincidence of heat transfer core length direction are followed on the surface of heat transfer core width direction to the filter screen.

Through adopting above-mentioned technical scheme, after the screen frame got into the spout, with the inclined plane butt, with the help of thrust, pressed the slider back the draw-in groove, put the back that targets in place when the screen frame, slot and slider highly uniform, the slider inserts the slot under compression spring's effect this moment, fixed with the filter screen for when the filter screen installation, need not to stimulate the pull rod, promoted the installation effectiveness.

Preferably, one end of the pull rod, which is far away from the sliding block, is provided with a stop block.

Through adopting above-mentioned technical scheme, when the reducible spout of dog was interior not to install the filter screen, the slider breaks away from the possibility of draw-in groove under compression spring's effect.

Preferably, a first support plate is arranged on the surface, away from the fan, of one of the slide rails, a second support plate is arranged on the surface, away from the fan, of the other slide rail, the first support plate is arranged oppositely along the length direction of the heat exchange core, the second support plate is arranged oppositely along the length direction of the heat exchange core, a first guide rod is arranged between the two first support plates, a second guide rod is arranged between the two second support plates, the first guide rod and the second guide rod are provided with a same brush plate in a penetrating mode, and the brush plate is provided with bristles facing the filter screen.

Through adopting above-mentioned technical scheme, the brush board slides on first guide bar and second guide bar, and the brush hair clears up the filter screen, reduces the possibility that the filter screen is blockked up.

Preferably, the first guide rod is a screw rod, the screw rod is in threaded connection with the brush plate, the screw rod is in rotational connection with the two first support plates, one of the first support plates is provided with a motor, and an output shaft of the motor is coaxially fixed with the screw rod.

Through adopting above-mentioned technical scheme, the motor starts, drives the screw rod and rotates, and screw rod drive brush board is along second guide bar reciprocating motion, clears up the filter screen, need not artifical the promotion, has saved operating personnel's manual labor, and can keep the clearance state for a long time, further reduces the possibility that the filter screen blockked up.

Preferably, a fan cover for preventing air flow loss is arranged between the fan and the heat exchange core body.

Through adopting above-mentioned technical scheme, the reducible air current of fan housing runs off the possibility for the air current that the fan produced all gets into the heat transfer core, promotes heat exchange efficiency.

Preferably, a partition plate is arranged between every two adjacent heat exchange core bodies and arranged in the fan cover.

Through adopting above-mentioned technical scheme, the division board can separate adjacent heat exchange core, reduces the heat production of adjacent heat exchange core and interferes, and influence heat exchange efficiency.

Preferably, the end of the partition plate facing the fan is provided with a taper.

Through adopting above-mentioned technical scheme, the energy that the air current loses because of excessive striking when reducing the reposition of redundant personnel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the filter screen and the cleaning device, the heat exchange core body and the filter screen are less likely to be blocked, and the heat exchange efficiency is improved;

2. through the arrangement of the sliding block, the clamping groove, the inserting groove, the pull rod, the compression spring, the inclined plane and the stop block, the filter screen is convenient to assemble and disassemble, and meanwhile, the filter screen is firm when being fixed.

Drawings

Fig. 1 is a schematic structural diagram of the whole in the embodiment of the present application.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic view of a cutting structure embodying a slider, a slot, a pull rod, a stopper, a slot and an inclined plane in the embodiment of the present application.

Fig. 4 is a partially enlarged view of a portion B in fig. 3.

Description of reference numerals: 1. a heat exchange core body; 2. a fan; 3. a fan housing; 31. a partition plate; 311. a tapered section; 4. a slide rail; 41. a chute; 42. a card slot; 421. a slider; 4211. a bevel; 422. a pull rod; 4221. a stopper; 4222. a compression spring; 43. a first support plate; 431. a screw; 432. a motor; 44. a second support plate; 441. a second guide bar; 45. brushing the board; 451. brushing; 5. filtering with a screen; 51. a screen frame; 511. a slot; 52. a filter screen body.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a combined heat exchanger.

Referring to fig. 1, this combination heat exchanger includes heat exchange core 1 and fan 2, and heat exchange core 1 has a plurality ofly along its width direction array, and fan 2 sets up in heat exchange core 1 along its thickness direction's one end, fixedly connected with fan housing 3 between fan 2 and heat exchange core 1, and fan housing 3 encircles the setting along the outer peripheral face of heat exchange core 1 and fan 2, reduces the loss of air current. A partition plate 31 is fixedly connected between the adjacent heat exchange core bodies 1, two ends of the partition plate 31 along the length direction are hermetically connected with the fan housing 3, and one end of the partition plate 31 facing the fan 2 is integrally formed with a pointed conical part 311.

Referring to fig. 1, fan 2 keeps away from one end fixedly connected with slide rail 4 of heat transfer core 1, slide rail 4 sets up along heat transfer core 1's width direction relatively, all die and have spout 41 along vertical direction card on two slide rail 4's the opposite face, be equipped with filter screen 5 in the spout 41, filter screen 5 includes interconnect's filter screen frame 51 and filter screen body 52, filter screen body 52 is located filter screen frame 51, filter screen frame 51 sliding connection is in spout 41, slide rail 4's top surface is run through by spout 41, be convenient for filter screen frame 51 inserts, slide rail 4's bottom surface is not run through by spout 41, be convenient for filter screen frame 51 puts in place.

Referring to fig. 1 and 2, a first support plate 43 is fixedly connected to a surface of one of the slide rails 4 away from the fan, and a second support plate 44 is fixedly connected to a surface of the other slide rail 4 away from the fan, the first support plates 43 are oppositely arranged along the length direction of the heat exchange core 1, and the second support plates 44 are oppositely arranged along the length direction of the heat exchange core 1. A first guide rod is arranged between the two first support plates 43, the first guide rod is a screw rod 431 in the embodiment, and the screw rod 431 is rotatably connected with the two first support plates 43. A second guide rod 441 is arranged between the two second support plates 44, the same brush plate 45 is arranged on the screw rod 431 and the second guide rod 441, the brush plate 45 is in threaded connection with the screw rod 431, and the brush plate 45 is in sliding connection with the second guide rod 441. The brush plate 45 is also fixedly connected with bristles 451 facing the filter screen 5 for cleaning the filter screen 5. One of the first support plates 43 is provided with a motor 432, an output shaft of the motor 432 is coaxially fixed with the screw 431, the motor 432 is started to drive the screw 431 to rotate, and the screw 431 drives the brush plate 45 to reciprocate along the second guide rod 441, so that the brush 451 cleans the filter screen 5.

Referring to fig. 2, a slot 42 is formed on the surface of the chute 41 facing the filter screen body 52, a slider 421 is slidably connected in the slot 42, a slot 511 into which the slider 421 is inserted is formed in the filter screen frame 51, and when the filter screen frame 51 is inserted in place, the slider 421 corresponds to the slot 511 along the sliding direction of the slider 421. One end of the sliding block 421 far away from the slot 511 is fixedly connected with a pull rod 422, one end of the pull rod 422 far away from the sliding block 421 penetrates out of the sliding rail 4, and is fixedly connected with a stop 4221, and the stop 4221 can be in threaded connection with the pull rod 422 so as to adjust the extending length of the sliding block 421. A compression spring 4222 is sleeved on the pull rod 422, one end of the compression spring 4222 abuts against one end of the sliding block 421 far away from the slot 511, and the other end abuts against the surface of the sliding groove 41 facing the slot 511. In order to facilitate the insertion of the screen frame 51 into the slide groove 41, the slider 421 has a slant 4211 at one end facing the insertion groove 511, the slant 4211 is disposed in a direction in which the screen frame 51 is inserted into the slide rail 4, and when the screen frame 51 is inserted into the slide groove 41, the screen frame 51 abuts against the slant 4211.

The implementation process of the combined heat exchanger in the embodiment of the application is as follows: when the filter screen 5 is placed, the filter screen frame 51 is inserted into the sliding groove 41 and abuts against the inclined surface 4211, the sliding block 421 is pressed back to the clamping groove 42 by virtue of thrust, after the filter screen frame 51 is placed in place, the height of the slot 511 is consistent with that of the sliding block 421, at the moment, the sliding block 421 is inserted into the slot 511 under the action of the compression spring 4222, and the filter screen 5 is fixed.

When the filter screen 5 needs to be cleaned, the motor 432 is started to drive the screw rod 431 to rotate, and the screw rod 431 drives the brush plate 45 to reciprocate along the second guide rod 441, so that the brush hair 451 cleans the filter screen 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A combination heat exchanger which is characterized in that: including heat transfer core (1), heat transfer core (1) is equipped with a plurality ofly along its width direction, one side of heat transfer core (1) along its thickness direction is equipped with fan (2), fan (2) are equipped with filter screen (5) along the one end of heat transfer core (1) thickness direction, be equipped with on filter screen (5) and make filter screen (5) keep clear cleaning device.

2. The combination heat exchanger of claim 1, wherein: be equipped with slide rail (4) on the lateral wall of fan (2), slide rail (4) set up along the width direction of heat transfer core (1) relatively, filter screen (5) are including filter screen frame (51) and filter screen body (52), the length direction sliding connection of filter screen frame (51) along heat transfer core (1) is between two slide rails (4), set up on slide rail (4) and supply the gliding spout (41) of filter screen frame (51), the top surface of slide rail (4) is run through by spout (41), the bottom surface of slide rail (4) is not run through by spout (41).

3. A combination heat exchanger according to claim 2, wherein: spout (41) have seted up draw-in groove (42) on the surface towards filter screen body (52), sliding connection has slider (421) in draw-in groove (42), offer on filter screen frame (51) and supply slider (421) male slot (511), the one end that slot (511) were kept away from in slider (421) is equipped with pull rod (422), slide rail (4) are worn out to the one end that slider (421) were kept away from in pull rod (422), be equipped with compression spring (4222) between the surface that slider (421) were kept away from in slider (421) and spout (41), compression spring (4222) cover is located on pull rod (422).

4. A combination heat exchanger according to claim 3, wherein: slider (421) are equipped with inclined plane (4211) towards the one end of slot (511), inclined plane (4211) insert the direction setting of slide rail (4) towards filter screen frame (51), filter screen (5) along heat exchange core (1) width direction's surface along heat exchange core (1) length direction's projection and inclined plane (4211) partial coincidence.

5. The combination heat exchanger of claim 4, wherein: and a stop dog (4221) is arranged at one end of the pull rod (422) far away from the sliding block (421).

6. The combination heat exchanger of claim 5, wherein: one of the sliding rails (4) is provided with a first supporting plate (43) on the surface far away from the fan, the other sliding rail (4) is provided with a second supporting plate (44) on the surface far away from the fan, the first supporting plate (43) is arranged oppositely along the length direction of the heat exchange core body (1), the second supporting plate (44) is arranged oppositely along the length direction of the heat exchange core body (1), a first guide rod is arranged between the two first supporting plates (43), a second guide rod (441) is arranged between the two second supporting plates (44), the first guide rod and the second guide rod (441) are provided with the same brush plate (45) in a penetrating manner, and the brush plate (45) is provided with brush bristles (451) facing the filter screen (5).

7. The combination heat exchanger of claim 6, wherein: the first guide rod is a screw rod (431), the screw rod (431) is in threaded connection with the brush plate (45), the screw rod (431) is in rotational connection with the two first support plates (43), a motor (432) is mounted on one of the first support plates (43), and an output shaft of the motor (432) is coaxially fixed with the screw rod (431).

8. The combination heat exchanger of claim 7, wherein: and a fan cover (3) for preventing air flow loss is arranged between the fan (2) and the heat exchange core body (1).

9. The combination heat exchanger of claim 7, wherein: a partition plate (31) is arranged between the adjacent heat exchange core bodies (1), and the partition plate (31) is arranged in the fan cover (3).

10. A combination heat exchanger according to claim 9, wherein: one end of the partition plate (31) facing the fan (2) is provided with a tapered part (311).