CN111904706A - Cooling device of heart assist blood pump - Google Patents

Abstract

The invention discloses a cooling device for a heart-assisted blood pump, comprising a cooling module, a compression module, a transmission module, a shielding plate and a dust cover. By setting the cooling module, the present invention can cool the blood in the arteries of the human body, so that the user can feel cool in the hot summer. By setting the transmission module, when the user is in the cold winter, the blood in the arteries of the human body can be cooled down. Heating, so that the user feels warm in the cold winter.

Description

A heart-assisted blood pump cooling device

technical field

The invention relates to the technical field of medical equipment, in particular to a cooling device for a heart-assisted blood pump.

Background technique

Thermoregulation means that the temperature receptors receive the stimulation of the internal and external environment temperature, and through the activity of the thermoregulatory center, corresponding changes in the activities of tissues and organs such as endocrine glands, skeletal muscles, skin blood vessels and sweat glands are caused, thereby adjusting the body's heat production and heat dissipation. process that keeps body temperature at a relatively constant level. The human body's thermoregulation is an automatic control system, and the ultimate goal of control is the core temperature, represented by the heart and lungs. The internal and external environments of the body are constantly changing, and many factors will interfere with the stability of the deep temperature. At this time, the interference information is transmitted to the body temperature regulation center through the feedback system, and after its integration, the activities of the controlled system are adjusted. In this way, a new body heat balance can be achieved on a new basis, and the effect of stabilizing body temperature can be achieved. However, the current body temperature regulation is realized by its own regulating function, so the effect of body temperature regulation is very poor.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the present invention provides a heart-assisted blood pump cooling device, which solves the problem that the current body temperature regulation is achieved by its own regulating function, so the effect of body temperature regulation is poor.

In order to achieve the above purpose, the present invention provides the following technical solutions: a cooling device for a heart-assisted blood pump, comprising a cooling module, a compression module, a transmission module, a shielding plate and a dust cover, and the cooling module includes a temperature guide plate, a cooling fins, cooling fins, cooling fan brackets, cooling fans, driven pulleys, transmission belts, driving pulleys, active linkage shafts, linkage shaft brackets, cooling driven gears, cooling driving gears, cooling motors and cooling motor brackets, the shielding The side of the plate is provided with a rectangular through hole, and the inner wall of the through hole is clamped with a temperature guide plate, a cooling fin is fixedly connected to the side of the temperature guide plate, a heat sink is fixedly connected to the side of the cooling fin, and a cooling fan is arranged on the side of the heat sink The cooling fan and the cooling fin are connected in rotation through the cooling fan bracket, and the side of the cooling fan is fixedly connected with a driven pulley through a connecting shaft.

The compression module includes a booster barrel, a compression motor bracket, a compression motor, a compression wheel, a compression wheel bracket, a check spring bracket, a check spring, a check plate and a booster barrel bracket. The side of the cooling fan bracket is The booster barrel is fixedly connected through the booster barrel bracket, the compression motor is fixedly connected to the lower side of the inner wall of the booster barrel through the compression motor bracket, the output shaft of the compression motor is fixedly connected with a compression wheel, and the side of the compression wheel and the booster barrel are compressed The wheel bracket is rotatably connected, the side of the compression wheel is fixedly connected with a check spring bracket, and the side of the check spring bracket is fixedly connected with a check plate through the check spring.

The transmission module includes a transmission plate, a temperature guide cover, a temperature guide drive gear, a temperature guide screw, a temperature guide cover, a temperature guide cover sliding rod, a transmission plate bracket, a pressure transmission pipe, an intermediate driving gear, and an intermediate driven Gear, transmission motor, transmission motor bracket and transmission driving gear, the outer surface of the pressurized barrel is slidably connected with a temperature guide cover, the outer surface of the temperature guide cover is sleeved with a temperature guide cover, and one end of the temperature guide cover passes through the guide The sliding rod of the temperature cover sleeve is slidably connected with a transmission plate, the middle part of the side of the transmission plate is rotatably connected with an intermediate driving gear, and the outer surface of the intermediate driving gear is connected with a temperature-conducting drive gear through the transmission plate gear. The sleeve is threaded through a thermal guide screw.

Preferably, thermally conductive silicone grease is smeared between the opposite surfaces of the temperature guide plate and the cooling fins, and thermally conductive silicone grease is smeared between the opposite surfaces of the cooling fins and the cooling fins.

Preferably, a driving pulley is rotatably connected to the side of the driven pulley through a transmission belt, and a cooling driven gear is fixedly connected to the side of the driving pulley through an active linkage shaft. The cooling driven gear, the driving pulley and the heat sink The side of the shaft is rotatably connected by the linkage shaft bracket.

Preferably, the outer surface gear of the cooling driven gear is connected with a cooling driving gear, a cooling motor is arranged on the side of the cooling driving gear, the output shaft of the cooling motor is fixedly connected with the cooling driving gear, and the cooling motor and the heat sink pass through The cooling motor bracket is fixedly connected.

Preferably, the top end of the pressurizing barrel is provided with a through hole, and the lower side of the through hole is overlapped with a non-return plate.

Preferably, the temperature guide cover sliding rod is slidably connected to the temperature guide cover, and the bottom end of the temperature guide cover sliding rod is fixedly connected to the transmission plate.

Preferably, an intermediate driven gear is fixedly connected to the side of the intermediate driving gear through a connecting shaft, a transmission driving gear is connected to the outer surface gear of the intermediate driven gear, and a transmission motor is arranged on the side of the transmission driving gear. The output shaft of the motor is fixedly connected to the transmission driving gear, the transmission motor and the transmission plate are fixedly connected through the transmission motor bracket, the transmission plate and the shielding plate are fixedly connected through the transmission plate bracket, and the inner part of the internal heat sink of the temperature guide cover is Connected through the pressure pipe.

Preferably, a dust cover is provided on the outer side of the heat sink, and the dust cover is fixedly connected to the side surface of the shielding plate.

Compared with the prior art, the present invention provides a cooling device for a heart-assisted blood pump, which has the following beneficial effects: the present invention can cool the blood in the arteries of the human body by setting the cooling module, so that the user can cool down the blood in the hot temperature. It feels cool in summer. By setting the transmission module, when the user is in the cold winter, the blood in the human artery can be heated, so that the user can feel warm in the cold winter.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is one of the structural schematic diagrams of the present invention.

FIG. 3 is a schematic diagram of the structure of the cooling motor of the present invention.

FIG. 4 is a schematic structural diagram of a compression module of the present invention.

FIG. 5 is one of the schematic structural diagrams of the present invention.

In the picture: 1-cooling module; 101-thermal guide plate; 102-cooling sheet; 103-heat sink; 104-cooling fan bracket; 105-cooling fan; 106-driven pulley; 107-transmission belt; 108-active belt Wheel; 109- Active Linkage Shaft; 110- Linkage Shaft Bracket; 111- Cooling Driven Gear; 112- Cooling Driving Gear; 113- Cooling Motor; 114- Cooling Motor Bracket; 2- Compression Module; 201- Booster Barrel; 202 -Compression Motor Bracket; 203-Compression Motor; 204-Compression Wheel; 205-Compression Wheel Bracket; 206-Check Spring Bracket; 207-Check Spring; 208-Check Plate; Module; 301-Transmission plate; 302-Temperature cover; 303-Temperature drive gear; 304-Temperature screw; 305-Temperature cover; 306-Temperature cover slide rod; 307-Transmission plate bracket; -Pressure transmission pipe; 309-Intermediate driving gear; 310-Intermediate driven gear; 311-Transmission motor; 312-Transmission motor bracket; 313-Transmission driving gear; 4-Shield plate; 5-Dust cover.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the present invention provides a technical solution: a cooling device for a heart-assisted blood pump, comprising a cooling module 1, a compression module 2, a transmission module 3, The shielding plate 4 and the dust cover 5 are shown in Figures 2 and 3, wherein the cooling module 1 includes a temperature guide plate 101, a cooling fin 102, a heat sink 103, a cooling fan bracket 104, a cooling fan 105, a driven pulley 106, and a transmission belt 107. Active pulley 108, active linkage shaft 109, linkage shaft bracket 110, cooling driven gear 111, cooling driving gear 112, cooling motor 113 and cooling motor bracket 114, the side of the shielding plate 4 is provided with a rectangular through hole, and the A temperature guide plate 101 is clamped on the inner wall of the hole, a cooling fin 102 is fixedly connected to the side of the temperature guide plate 101, a cooling fin 103 is fixedly connected to the side of the cooling fin 102, and a cooling fan 105 is arranged on the side of the cooling fin 103, and the cooling fan 105 It is rotatably connected with the heat sink 103 through the heat sink fan bracket 104, the side of the heat sink fan 105 is fixedly connected with the driven pulley 106 through the connecting shaft, and the opposite surfaces of the temperature guide plate 101 and the cooling fin 102 are smeared with thermal conductive silicone grease, cooling Heat-conducting silicone grease is smeared between the opposite sides of the fin 102 and the heat sink 103 , the side of the driven pulley 106 is rotatably connected to the driving pulley 108 through the transmission belt 107 , and the side of the driving pulley 108 is fixedly connected through the active linkage shaft 109 There is a cooling driven gear 111, the cooling driven gear 111 and the driving pulley 108 are connected to the side of the heat sink 103 through the linkage shaft bracket 110 in rotation, and the outer surface gear of the cooling driven gear 111 is connected with a cooling driving gear 112, and the cooling driving gear A cooling motor 113 is arranged on the side of the cooling motor 112 , the output shaft of the cooling motor 113 is fixedly connected with the cooling driving gear 112 , and the cooling motor 113 and the heat sink 103 are fixedly connected through the cooling motor bracket 114 .

FIG. 4 is a structural diagram of the compression module of the present invention, wherein the compression module 2 includes a booster barrel 201, a compression motor bracket 202, a compression motor 203, a compression wheel 204, a compression wheel bracket 205, a check spring bracket 206, a check spring 207, The non-return plate 208 and the booster barrel bracket 209 , the side of the cooling fan bracket 104 is fixedly connected to the booster barrel 201 through the booster barrel bracket 209 , and the lower side of the inner wall of the booster barrel 201 is fixedly connected to the compression motor through the compression motor bracket 202 . 203, the output shaft of the compression motor 203 is fixedly connected with a compression wheel 204, the side of the compression wheel 204 and the booster barrel 201 are rotatably connected through the compression wheel bracket 205, and the side of the compression wheel 204 is fixedly connected with a non-return spring bracket 206. A non-return plate 208 is fixedly connected to the side of the spring bracket 206 through a non-return spring 207 , a through hole is formed at the top of the pressurizing barrel 201 , and the lower side of the through hole is overlapped with a non-return plate 208 .

As shown in FIG. 2 and FIG. 5, the transmission module 3 includes a transmission plate 301, a temperature guide cover 302, a temperature guide drive gear 303, a temperature guide screw 304, a temperature guide cover 305, a temperature guide cover sliding rod 306, and a transmission plate bracket 307, the pressure transmission pipe 308, the intermediate driving gear 309, the intermediate driven gear 310, the transmission motor 311, the transmission motor bracket 312 and the transmission driving gear 313, the outer surface of the pressurizing barrel 201 is slidably connected with a temperature guide cover 302, and the temperature guide cover The outer surface of 302 is sleeved with a temperature guide cover 305, one end of the temperature guide cover 305 is slidably connected to the transmission plate 301 through the temperature guide cover sliding rod 306, and the middle part of the side of the transmission plate 301 is rotatably connected with an intermediate driving gear 309, the middle The outer surface of the driving gear 309 is connected with the temperature guide drive gear 303 through the transmission plate 301 gear. The temperature guide drive gear 303 and the temperature guide cover 305 are threadedly connected through the temperature guide screw 304, and the temperature guide cover sliding rod 306 and the temperature guide cover. The sleeve 305 is slidably connected, the bottom end of the sliding rod 306 of the temperature guide sleeve is fixedly connected with the transmission plate 301, the side of the intermediate driving gear 309 is fixedly connected with the intermediate driven gear 310 through the connecting shaft, and the outer surface gear of the intermediate driven gear 310 is fixedly connected. A transmission driving gear 313 is connected, a transmission motor 311 is arranged on the side of the transmission driving gear 313, the output shaft of the transmission motor 311 is fixedly connected with the transmission driving gear 313, and the transmission motor 311 and the transmission plate 301 are fixedly connected through the transmission motor bracket 312, and the transmission The plate 301 and the shielding plate 4 are fixedly connected through a transmission plate bracket 307 , and the interior of the internal heat sink 103 of the temperature guide cover 302 is communicated through a pressure transmission pipe 308 .

When in use, the user fixes one side of the shielding plate 4 of the device on the skin surface at the artery firstly to activate the cooling sheet 102, and the cooling surface of the cooling sheet 102 will transmit the low temperature to the skin at the artery through the temperature guide plate 101. At this time, the heating surface of the cooling fin 102 will transfer the heat to the cooling fin 103, and at the same time start the cooling motor 113, the output shaft of the cooling motor 113 will drive the cooling driving gear 112 Rotation, the rotation of the cooling driving gear 112 will drive the cooling driven gear 111 to rotate, the rotation of the cooling driven gear 111 will drive the driving pulley 108 to rotate, and the rotation of the driving pulley 108 will drive the driven pulley 106 to rotate through the transmission belt 107, The rotation of the driven pulley 106 will drive the cooling fan 105 to rotate, and the rotation of the cooling fan 105 will drive the surrounding air to flow to the heat sink 103. At this time, the hot air around the heat sink 103 will be blown away. When the user is too cold , only need to close the refrigeration plate 102, then start the compression motor 203, the output shaft of the compression motor 203 will drive the compression wheel 204 to rotate, and the rotation of the compression wheel 204 will compress the air inside the booster barrel 201, because the air is compressed, so The inside of the pressurizing barrel 201 will be heated, and then the transmission motor 311 is activated, the output shaft of the transmission motor 311 will drive the transmission driving gear 313 to rotate, and the rotation of the transmission driving gear 313 will drive the intermediate driven gear 310 to rotate, and the intermediate driven gear will rotate. The rotation of 310 will drive the intermediate driving gear 309 to rotate, the rotation of the intermediate driving gear 309 will drive the temperature guide drive gear 303 to rotate, the rotation of the temperature guide drive gear 303 will drive the temperature guide screw 304 to rotate, and the temperature guide screw 304 will rotate. The temperature guide cover 302 is driven to move vertically by the temperature guide cover 305, and then the temperature guide cover 302 will move to fit with the outer surface of the pressurized barrel 201, and the pressurized barrel 201 will transfer its own heat to the temperature guide cover 302. Inside, the heat transfer cover 302 will transfer the heat to the inside of the heat sink 103 through the pressure pipe 308. At this time, the heat sink 103 will transfer the heat to the cooling fin 102, and the cooling fin 102 will transfer the heat to the temperature guide plate 101. 101 transfers heat to the surface of the human body, thereby heating or cooling the blood.

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

Claims (8)

1. The utility model provides a heat sink of heart assist blood pump, includes cooling module (1), compression module (2), transmission module (3), shielding plate (4) and dust cover 5, its characterized in that: the cooling module (1) comprises a temperature guide plate (101), a refrigerating sheet (102), a cooling fin (103), a cooling fan bracket (104), a cooling fan (105), a driven belt wheel (106), a transmission belt (107), a driving belt wheel (108), a driving linkage shaft (109), a linkage shaft bracket (110), a cooling driven gear (111), a cooling driving gear (112), a cooling motor (113) and a cooling motor bracket (114), wherein a rectangular through hole is formed in the side surface of the shielding plate (4), and the inner wall of the through hole is clamped with a temperature guide plate (101), the side surface of the temperature guide plate (101) is fixedly connected with a refrigeration sheet (102), the side surface of the refrigeration sheet (102) is fixedly connected with a radiating fin (103), the side surface of the radiating fin (103) is provided with a radiating fan (15), the radiating fan (105) is rotatably connected with the radiating fin (103) through a radiating fan bracket (104), a driven belt wheel (106) is fixedly connected to the side of the heat dissipation fan (105) through a connecting shaft;

the compression module (2) comprises a pressurizing barrel (201), a compression motor bracket (202), a compression motor (203), a compression wheel (204), a compression wheel bracket (205), a check spring bracket (206), a check spring (207), a check plate (208) and a pressurizing barrel bracket (209), the lateral side of the radiating fan bracket (104) is fixedly connected with a pressurizing barrel (201) through a pressurizing barrel bracket (209), the lower side of the inner wall of the pressurizing barrel (201) is fixedly connected with a compression motor (203) through a compression motor bracket (202), the output shaft of the compression motor (203) is fixedly connected with a compression wheel (204), the side surface of the compression wheel (204) is rotatably connected with the pressurizing barrel (201) through a compression wheel bracket (205), a check spring support (206) is fixedly connected to the side of the compression wheel (204), and a check plate (208) is fixedly connected to the side of the check spring support (206) through a check spring (207);

the transmission module (3) comprises a transmission plate (301), a temperature guide cover (302), a temperature guide driving gear (303), a temperature guide screw rod (304), a temperature guide cover sleeve (305), a temperature guide cover sleeve sliding rod (306), a transmission plate support (307), a pressure transmission pipe (308), a middle driving gear (309), a middle driven gear (310), a transmission motor (311), a transmission motor support (312) and a transmission driving gear (313), wherein the temperature guide cover (302) is connected to the outer surface of the pressure boost barrel (201) in a sliding manner, the temperature guide cover sleeve (305) is sleeved on the outer surface of the temperature guide cover (302), one end of the temperature guide cover sleeve (305) is connected with the transmission plate (301) in a sliding manner through the temperature guide cover sleeve sliding rod (306), the middle part of the side surface of the transmission plate (301) is rotatably connected with the middle driving gear (309), and the outer surface of the middle driving gear (309) is connected with the temperature guide driving, the temperature-conducting driving gear (303) is in threaded connection with the temperature-conducting cover sleeve (305) through a temperature-conducting lead screw (304).

2. The cooling device for the heart assist blood pump according to claim 1, wherein: heat-conducting silicone grease is smeared between opposite surfaces of the heat-conducting plate (101) and the refrigeration sheet (102), and heat-conducting silicone grease is smeared between opposite surfaces of the refrigeration sheet (102) and the radiating fin (103).

3. The cooling device for the heart assist blood pump according to claim 1, wherein: the cooling device is characterized in that a driving belt wheel (108) is rotatably connected to the side of the driven belt wheel (106) through a driving belt (107), a cooling driven gear (111) is fixedly connected to the side of the driving belt wheel (108) through a driving linkage shaft (109), and the cooling driven gear (111) and the driving belt wheel (108) are rotatably connected with the side of the cooling fin (103) through a linkage shaft support (110).

4. The cooling device for the heart assist blood pump according to claim 1, wherein: the outer surface gear connection of cooling driven gear (111) has cooling driving gear (112), and the side of cooling driving gear (112) is provided with cooling motor (113), the output shaft and the cooling driving gear (112) fixed connection of cooling motor (113), cooling motor (113) and fin (103) are through cooling motor support (114) fixed connection.

5. The cooling device for the heart assist blood pump according to claim 1, wherein: the top end of the pressurizing barrel (201) is provided with a through hole, and the lower side of the through hole is lapped with a check plate (208).

6. The cooling device for the heart assist blood pump according to claim 1, wherein: the heat conducting cover sliding rod (306) is connected with the heat conducting cover (305) in a sliding mode, and the bottom end of the heat conducting cover sliding rod (306) is fixedly connected with the transmission plate (301).

7. The cooling device for the heart assist blood pump according to claim 1, wherein: the side of middle driving gear (309) is through connecting axle fixedly connected with middle driven gear (310), the surface gear connection of middle driven gear (310) has transmission driving gear (313), and the side of transmission driving gear (313) is provided with transmission motor (311), and the output shaft and the transmission driving gear (313) fixed connection of transmission motor (311), transmission motor (311) and transmission board (301) are through transmission motor support (312) fixed connection, transmission board (301) and shielding plate (4) are through transmission board support (307) fixed connection, the inside of the inside fin (103) of leading warm cover (302) is through defeated pressure pipe (308) intercommunication.

8. The cooling device for the heart assist blood pump according to claim 1, wherein: and a dust cover (5) is arranged on the outer side of the radiating fin (103), and the dust cover (5) is fixedly connected with the side surface of the shielding plate (4).

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