CN220544809U

CN220544809U - Large-traction permanent magnet transportation winch

Info

Publication number: CN220544809U
Application number: CN202321983456.5U
Authority: CN
Inventors: 刘雪丹; 刘军
Original assignee: Tangshan Kailuan Licheng Machinery And Equipment Manufacturing Co ltd
Current assignee: Tangshan Kailuan Licheng Machinery And Equipment Manufacturing Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-02-27
Anticipated expiration: 2033-07-26

Abstract

The utility model relates to a large-traction permanent magnet transportation winch which comprises a winch underframe, wherein a mounting seat is fixed on the bottom wall of an inner cavity of the winch underframe, a permanent magnet motor is fixed on the upper surface of the mounting seat, a cooling mechanism for reducing temperature is arranged on the upper surface of the winch underframe, a heat dissipation mechanism for accelerating air flow is arranged on the right side of the winch underframe, the cooling mechanism comprises a water tank fixed on the upper surface of the winch underframe, and a cooling box is fixed on the right side of the water tank. This big traction force permanent magnetism haulage winch reduces the temperature through first dust screen, cooling box, radiating fin, semiconductor radiator, connecting plate and the cooperation of first fan under cooling mechanism's effect, and the clear water of circulation flow releases the heat when constantly taking away permanent magnet motor operation, and then carries out continuous efficient cooling to it, avoids its problem that temperature rise leads to magnet magnetism to descend in long-time operation in-process.

Description

Large-traction permanent magnet transportation winch

Technical Field

The utility model relates to the technical field of mine transportation tools, in particular to a high-traction permanent magnet transportation winch.

Background

The existing known technology is that a variable frequency motor driven haulage winch can meet the stepless speed change requirement, but to meet the requirements of large distance and large traction force, a speed change mechanism with large speed ratio and large bearing moment is required to be arranged, so that the overall structure of the winch is complex, the size is large, and the operation and maintenance are inconvenient, and therefore the large-traction permanent magnet haulage winch is designed.

The utility model discloses an example Chinese patent CN218320468U, which belongs to the technical field of mine transportation tools and comprises a permanent magnet motor, a planet carrier, a braking device, a winch underframe, a speed change mechanism and a winding drum, and is characterized in that: the planet carrier comprises a transverse shaft, a supporting frame and a transverse tube; the transverse tube is arranged at the end, close to the permanent magnet motor, of the support frame; the transverse shaft is arranged at the end, far away from the permanent magnet motor, of the support frame; the power output shaft of the permanent magnet motor is inserted into the inner hole of the transverse tube, and is connected with a speed change mechanism arranged on the support frame through a connecting sleeve, and the speed change mechanism is connected with a winding drum arranged on the planet carrier; the connecting sleeve is positioned in the inner hole of the transverse tube; the transverse pipe and the transverse shaft are respectively connected with the winch underframe; the central axis of the transverse shaft, the central axis of the supporting frame, the central axis of the transverse pipe and the central axis of the power output shaft of the permanent magnet motor are positioned on the same straight line.

The above patent still has certain defect, and the transportation winch needs to operate continuously in the use and leads to permanent magnet motor to need long-time operation, and permanent magnet motor long-time operation leads to releasing heat to increase gradually in its operation, and a large amount of people's heat release leads to radiating efficiency to descend, and external weather is hot simultaneously makes and also can lead to radiating efficiency to descend, and then leads to the temperature of permanent magnet motor to rise, and the temperature rise can make the magnetism of its inside magnet reduce even eliminate and lead to the permanent magnet motor to scrap.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a high-traction permanent magnet haulage winch which has the advantages of rapidly reducing the running temperature of a permanent magnet motor and the like, and solves the problem that the temperature rise can reduce the magnetism of an internal magnet of the haulage winch and even eliminate the scrapping of the permanent magnet motor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the large-traction permanent magnet transportation winch comprises a winch underframe, wherein a mounting seat is fixed on the bottom wall of an inner cavity of the winch underframe, a permanent magnet motor is fixed on the upper surface of the mounting seat, a cooling mechanism for reducing the temperature is arranged on the upper surface of the winch underframe, and a heat dissipation mechanism for accelerating air flow is arranged on the right side of the winch underframe;

the cooling mechanism comprises a water tank fixed on the upper surface of a winch chassis, a cooling box is fixed on the right side of the water tank, a connecting plate is fixed on the right side wall of an inner cavity of the cooling box, a first fan is fixed on the left side of the connecting plate, a first dust screen is fixed on the upper surface and the lower surface of the cooling box, a semiconductor radiator positioned inside the cooling box is fixed on the right side of the water tank, radiating fins are fixed on the left side and the right side of the semiconductor radiator, a water supply pipe is communicated with the right side of the water tank, an electromagnetic valve is fixed on the outer side of the water supply pipe, one end of the water supply pipe, far away from the water tank, is communicated with a first supporting plate, the lower surface of the first supporting plate is communicated with a cooling pipe, one end of the cooling pipe, far away from the first supporting plate, is communicated with a water pumping pipe, one end of the second supporting plate is communicated with a water pump fixed on the left side of the water tank, and the upper surface of the water pump is communicated with a return pipe and the left side of the water tank.

Further, the upper surface of water tank has seted up the water injection hole, the inside threaded connection in water injection hole has the case lid.

Further, the right side wall in winch chassis inner chamber is fixed to first backup pad, the upper surface of second backup pad is fixed with the dead lever and the roof at winch chassis inner chamber is fixed to the dead lever.

Further, the through holes are formed in the upper surface and the lower surface of the cooling box, and the first dustproof net is fixed in the through holes.

Further, the cooling hole for the left radiating fin to be inserted is formed in the right side of the water tank, and a sealing ring attached to the outer side of the left radiating fin is fixed in the water tank.

Further, the cooling mechanism is including fixing the fan on winch chassis right side, the lower fixed surface of fan has mounting panel and mounting panel to be fixed on the right side of winch chassis, the left side intercommunication of fan has the ventilation pipe, the one end intercommunication that the fan was kept away from to the ventilation pipe has the bellows of fixing at winch chassis inner chamber roof, the right side wall of winch chassis inner chamber is fixed with two fixed plates, two the opposite one side of fixed plate all is fixed with the connecting block, two be fixed with the second fan between the opposite one side of connecting block, the right side of winch chassis is fixed with the second dust screen.

Further, the lower surface of bellows has seted up the through-hole that is not less than two in quantity, the air outlet has been seted up on the right side of winch chassis, the inside at the air outlet is fixed to the second dust screen.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this big traction force permanent magnetism haulage winch reduces the temperature through first dust screen, cooling box, radiating fin, semiconductor radiator, connecting plate and the cooperation of first fan under cooling mechanism's effect, and the clear water of circulation flow releases the heat when constantly taking away permanent magnet motor operation, and then carries out continuous efficient cooling to it, avoids its problem that temperature rise leads to magnet magnetism to descend in long-time operation in-process.

2. This big traction force permanent magnetism haulage winch, the cooling mechanism accelerates the speed that permanent magnet motor surrounding air flows through fan, ventilation pipe, bellows, mounting panel, fixed plate, second fan, second dust screen and connecting block's cooperation to the heat that produces when making its operation flows to the outside rapidly, also drives the cold air that cooling mechanism produced and permanent magnet motor direct contact and then reduces permanent magnet motor's temperature fast simultaneously, improves the cooling effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a cooling mechanism according to the present utility model;

fig. 3 is a schematic view of a heat dissipation mechanism according to the present utility model.

In the figure: 1 cooling mechanism, 101 water suction pipe, 102 water pump, 103 return pipe, 104 water tank, 105 first dust screen, 106 cooling box, 107 radiating fins, 108 semiconductor radiator, 109 connecting plate, 110 first fan, 111 solenoid valve, 112 water supply pipe, 113 first backup pad, 114 cooling pipe, 115 second backup pad, 2 cooling mechanism, 201 fan, 202 ventilation pipe, 203 bellows, 204 mounting plate, 205 fixed plate, 206 second fan, 207 second dust screen, 208 connecting block, 3 permanent magnet motor, 4 mount pad, 5 winch chassis.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the large traction force permanent magnet transportation winch in this embodiment includes a winch chassis 5, a mounting seat 4 is fixed on a bottom wall of an inner cavity of the winch chassis 5, a permanent magnet motor 3 is fixed on an upper surface of the mounting seat 4, a cooling mechanism 1 for reducing temperature is arranged on an upper surface of the winch chassis 5, a heat dissipation mechanism 2 for accelerating air flow is arranged on a right side of the winch chassis 5, electrical elements appearing in the winch chassis are electrically connected with a main controller and a power supply, the main controller can be conventional known equipment controlled by a computer and the like, and an existing disclosed power connection technology is not described in detail herein.

Referring to fig. 2, in order to reduce the temperature of the permanent magnet motor 3 during operation, the cooling mechanism 1 in this embodiment includes a water tank 104 fixed on the upper surface of the winch chassis 5, a cooling tank 106 fixed on the right side of the water tank 104, a connecting plate 109 fixed on the right side wall of the inner cavity of the cooling tank 106, a first fan 110 fixed on the left side of the connecting plate 109, a first dust screen 105 fixed on the upper surface and the lower surface of the cooling tank 106, a semiconductor radiator 108 fixed on the right side of the water tank 104 and located inside the cooling tank 106, heat dissipation fins 107 fixed on the left and right sides of the semiconductor radiator 108, a water supply pipe 112 connected on the right side of the water tank 104, an electromagnetic valve 111 fixed on the outer side of the water supply pipe 112, a first support plate 113 connected on one end of the water supply pipe 112 away from the water tank 104, the lower surface of first backup pad 113 communicates there is cooling tube 114, the one end that cooling tube 114 kept away from first backup pad 113 communicates there is second backup pad 115, the upper surface intercommunication of second backup pad 115 has drinking-water pipe 101, the one end that drinking-water pipe 101 kept away from second backup pad 115 communicates there is the water pump 102 of fixing in the left side of water tank 104, the upper surface intercommunication of water pump 102 has back flow 103 and back flow 103 communicates in the left side of water tank 104, the water in the water tank 104 flows to cooling tube 114 inside through delivery pipe 112 and first backup pad 113, water pump 102 is taken out the water in the cooling tube 114 through the cooperation of drinking-water pipe 101 and second backup pad 115 and is carried back in the water tank 104 through back flow 103 and accomplish the circulation.

In this embodiment, the upper surface of the water tank 104 is provided with a water injection hole, the inner thread of the water injection hole is connected with a tank cover, the first supporting plate 113 is fixed on the right side wall of the inner cavity of the winch chassis 5, the upper surface of the second supporting plate 115 is fixed with a fixing rod, the fixing rod is fixed on the top wall of the inner cavity of the winch chassis 5, the upper surface and the lower surface of the cooling tank 106 are provided with through holes, the first dust screen 105 is fixed in the through holes, the semiconductor radiator 108 absorbs heat in water through the left radiating fins 107 and releases the heat into the cooling tank 106 through the right radiating fins 107, the first fan 110 drives the heat to flow to the outer side of the cooling tank 106 while radiating the right radiating fins 107 upwards, so that the water temperature is quickly lowered due to the speed of accelerating the absorption and release of the heat of the radiating fins 107, the right side of the water tank 104 is provided with cooling holes for the insertion of the left radiating fins 107, and the inner part of the water tank 104 is fixed with a sealing ring attached to the outer side of the left radiating fins 107.

It should be noted that, the cooling mechanism 1 reduces the water temperature through the cooperation of the first dust screen 105, the cooling box 106, the heat dissipation fins 107, the semiconductor radiator 108, the connecting plate 109 and the first fan 110, and the circulating clean water continuously takes away the heat released when the permanent magnet motor 3 operates, so as to continuously and efficiently cool the permanent magnet motor, and avoid the problem that the magnetism of the magnet is reduced due to the temperature rise in the long-time operation process.

Referring to fig. 3, in order to improve the cooling effect on the permanent magnet motor 3, the heat dissipation mechanism 2 in this embodiment includes a blower 201 fixed on the right side of the winch chassis 5, a mounting plate 204 is fixed on the lower surface of the blower 201, the mounting plate 204 is fixed on the right side of the winch chassis 5, a ventilation pipe 202 is communicated with the left side of the blower 201, one end of the ventilation pipe 202 away from the blower 201 is communicated with a bellows 203 fixed on the top wall of the inner cavity of the winch chassis 5, two fixing plates 205 are fixed on the right side wall of the inner cavity of the winch chassis 5, two connecting blocks 208 are fixed on opposite sides of the two fixing plates 205, a second fan 206 is fixed between opposite sides of the two connecting blocks 208, a second dust screen 207 is fixed on the right side of the winch chassis 5, the blower 201 blows air into the blower 203 through the ventilation pipe 202, and blows air around the cooling pipe 114 to the permanent magnet motor 3 by low-temperature water, so that the permanent magnet motor 3 directly contacts with the cold air to accelerate the release of heat to reduce the temperature.

In this embodiment, the number of through holes is not less than two on the lower surface of the bellows 203, the air outlet is provided on the right side of the winch chassis 5, the second dust screen 207 is fixed in the air outlet, the control mode of the present application is controlled by the controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, the supply of the power source also belongs to the common knowledge in the art, and the present application is mainly used for protecting the mechanical device, so the present application does not explain the control mode and the circuit connection in detail.

The heat dissipation mechanism 2 accelerates the flow rate of air around the permanent magnet motor 3 by the cooperation of the blower 201, the ventilation pipe 202, the bellows 203, the mounting plate 204, the fixing plate 205, the second fan 206, the second dust screen 207, and the connection block 208, so that heat generated during operation thereof rapidly flows to the outside.

The working principle of the embodiment is as follows:

(1) The permanent magnet motor 3 is started and simultaneously opens the electromagnetic valve 111 and starts the water pump 102, water in the water tank 104 flows to the inside of the cooling pipe 114 through the water supply pipe 112 and the first supporting plate 113, the water pump 102 pumps out water in the cooling pipe 114 through the matching of the water pumping pipe 101 and the second supporting plate 115 and conveys the water back to the inside of the water tank 104 through the backflow pipe 103 to complete circulation, then the semiconductor radiator 108 and the first fan 110 are started, the semiconductor radiator 108 absorbs heat in the water through the left radiating fin 107 and releases the heat into the cooling box 106 through the right radiating fin 107, the first fan 110 drives the heat to flow to the outer side of the cooling box 106 when radiating the heat to the right radiating fin 107 upwards, so that the water temperature is quickly reduced by the speed of accelerating the heat absorbing and releasing of the heat of the radiating fin 107, the water with lower temperature flows to the cooling pipe 114 and cools the surrounding air, and the whole temperature in the winch 5 is reduced, the permanent magnet motor 3 is enabled to operate, the cooling mechanism 1 is enabled to lower in temperature through the first dustproof net 105, the cooling box 106, the cooling fin 107, the semiconductor radiator 108, the connecting plate 109 and the first fan 110 are enabled to operate, the heat is released by the cooling fan is not to be continuously cooled, and the magnetic motor is enabled to continuously cooled down, and the problem of long-time is avoided when the cooling is continuously caused by the cooling down of the cooling magnet motor is released when the cooling down.

(2) The cooling mechanism 1 is started and simultaneously starts the fan 201 and the second fan 206, the fan 201 blows air to the inside of the air box 203 through the ventilation pipe 202, and blows air to the cooling pipe 114 through the air box 203, so that the air around the cooling pipe 114, which is cooled by the low-temperature water, is blown to the permanent magnet motor 3, the permanent magnet motor 3 is directly contacted with the cold air to release heat and reduce the temperature, and meanwhile, part of the heat is driven to flow downwards, the second fan 206 brings the heat away from the inside of the winch underframe 5, thereby improving the heat dissipation effect, and the cooling mechanism 2 accelerates the flow rate of the air around the permanent magnet motor 3 through the cooperation of the fan 201, the ventilation pipe 202, the air box 203, the mounting plate 204, the fixing plate 205, the second fan 206, the second dustproof net 207 and the connecting block 208, so that the heat generated during operation of the cooling mechanism rapidly flows to the outside.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a big traction force permanent magnetism haulage winch, includes winch chassis (5), its characterized in that: the device comprises a winch underframe (5), wherein a mounting seat (4) is fixed on the bottom wall of the inner cavity of the winch underframe (5), a permanent magnet motor (3) is fixed on the upper surface of the mounting seat (4), a cooling mechanism (1) for reducing the temperature is arranged on the upper surface of the winch underframe (5), and a heat dissipation mechanism (2) for accelerating air flow is arranged on the right side of the winch underframe (5);

the cooling mechanism (1) comprises a water tank (104) fixed on the upper surface of a winch underframe (5), a cooling tank (106) is fixed on the right side of the water tank (104), a connecting plate (109) is fixed on the right side wall of an inner cavity of the cooling tank (106), a first fan (110) is fixed on the left side of the connecting plate (109), a first dustproof net (105) is fixed on the upper surface and the lower surface of the cooling tank (106), a semiconductor radiator (108) positioned in the cooling tank (106) is fixed on the right side of the water tank (104), radiating fins (107) are fixed on the left side and the right side of the semiconductor radiator (108), a water supply pipe (112) is communicated on the right side of the water tank (104), an electromagnetic valve (111) is fixed on the outer side of the water supply pipe (112), a first supporting plate (113) is communicated with one end of the water supply pipe (112), a cooling pipe (114) is communicated with the lower surface of the first supporting plate (113), one end of the cooling pipe (114) is communicated with a second supporting plate (115), one end of the cooling pipe (114) is communicated with the first supporting plate (113), a second supporting plate (115) is communicated with the water pump (101) is communicated with one end of the water supply pipe (101), the upper surface of the water pump (102) is communicated with a return pipe (103), and the return pipe (103) is communicated with the left side of the water tank (104).

2. The high traction permanent magnet haulage winch of claim 1, wherein: the upper surface of water tank (104) has seted up the water injection hole, the inside threaded connection in water injection hole has the case lid.

3. The high traction permanent magnet haulage winch of claim 1, wherein: the first support plate (113) is fixed on the right side wall of the inner cavity of the winch underframe (5), and the fixing rod is fixed on the upper surface of the second support plate (115) and fixed on the top wall of the inner cavity of the winch underframe (5).

4. The high traction permanent magnet haulage winch of claim 1, wherein: through holes are formed in the upper surface and the lower surface of the cooling box (106), and the first dustproof net (105) is fixed in the through holes.

5. The high traction permanent magnet haulage winch of claim 1, wherein: the cooling hole for plugging the left radiating fin (107) is formed in the right side of the water tank (104), and a sealing ring attached to the outer side of the left radiating fin (107) is fixed in the water tank (104).

6. The high traction permanent magnet haulage winch of claim 1, wherein: the cooling mechanism (2) comprises a fan (201) fixed on the right side of a winch underframe (5), a mounting plate (204) is fixed on the lower surface of the fan (201) and the mounting plate (204) is fixed on the right side of the winch underframe (5), a ventilation pipe (202) is communicated with the left side of the fan (201), one end of the ventilation pipe (202) far away from the fan (201) is communicated with a bellows (203) fixed on the top wall of an inner cavity of the winch underframe (5), two fixing plates (205) are fixed on the right side wall of the inner cavity of the winch underframe (5), connecting blocks (208) are fixed on two opposite sides of the fixing plates (205), a second fan (206) is fixed between two opposite sides of the connecting blocks (208), and a second dustproof net (207) is fixed on the right side of the winch underframe (5).

7. The high traction permanent magnet haulage winch of claim 6, wherein: the lower surface of bellows (203) has seted up the through-hole that is not less than two in quantity, the air outlet has been seted up on the right side of winch chassis (5), second dust screen (207) are fixed in the inside of air outlet.