CN215498655U

CN215498655U - Stator heating device for hydraulic pump maintenance

Info

Publication number: CN215498655U
Application number: CN202121963489.4U
Authority: CN
Inventors: 王波; 王坚
Original assignee: Fuzhou Xinghua Hydraulic Machinery Co ltd
Current assignee: Fuzhou Xinghua Hydraulic Machinery Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-11
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a stator heating device for maintaining a hydraulic pump, which relates to the technical field of maintenance of hydraulic pumps and comprises a containing mechanism, wherein a heating mechanism is arranged at the bottom of an inner cavity of a box body in the containing mechanism, a draw-out type bearing mechanism is detachably placed in the box body in the containing mechanism in the vertical direction, and two positioning rods in the draw-out type bearing mechanism support and position a stator by the inner side of the stator. According to the utility model, the stator is supported and positioned by the inner side of the stator by utilizing the two positioning rods in the draw-out type bearing mechanism, then the draw-out type bearing mechanism can be integrally placed into the box body by utilizing the second handle, and simultaneously, the draw-out type bearing mechanism and the stator can be taken out from the box body by utilizing the second handle after heating is completed.

Description

Stator heating device for hydraulic pump maintenance

Technical Field

The utility model relates to the technical field of maintenance of hydraulic pumps, in particular to a stator heating device for maintenance of a hydraulic pump.

Background

The stator hydraulic pump needs to dismantle the winding on the stator when the maintenance, and stator winding is relatively stiff at normal atmospheric temperature, is difficult to dismantle, consequently for the maintenance of making things convenient for motor stator, needs to heat motor stator through heating device, makes stator winding soften, makes things convenient for follow-up stator winding's dismantlement.

The utility model discloses a patent application publication No. CN 213270247U's utility model discloses a stator heating device for hydraulic pump maintenance, including the box and articulate the lid at the box upside, the heating chamber on upper portion and the wind chamber of lower part are separated through the baffle in the box, a plurality of groups of wind holes have evenly been seted up on the baffle, be provided with a plurality of groups concentric ring resistance heating pipe in the heating chamber bottom, and be provided with stator fixed establishment in the middle part of the heating chamber, stator fixed establishment includes the support body through dead lever fixed connection at the baffle upside, the screw rod of rotation connection at the support body middle part upside, the screw thread pair of screw rod middle part is cooperated in the screw rod, a plurality of groups of guide blocks of sliding connection on the support body and the gag lever post that sets up at the guide block upside; the device adjusts the area enclosed by the limiting rods through rotating the screw rod, so that stators with different sizes can be tightly sleeved on the limiting rods, the heating stability and effect of the stators are improved, and the application range of the device is widened.

However, the above device still has some shortcomings in actual use, and it is obvious that the temperature of the stator is high after the stator is heated, so that the stator can be taken out only after the stator is primarily cooled down by waiting for a long time, and thus the device needs to be stopped for a long time, and the heating efficiency of the stator of the device is seriously affected.

Therefore, it is necessary to provide a stator heating apparatus for maintaining a hydraulic pump to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stator heating device for maintaining a hydraulic pump, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a stator heating device is used in hydraulic pump maintenance, is including holding the mechanism, box inner chamber bottom among the holding mechanism is provided with heating mechanism, the inside vertical direction detachable of box among the holding mechanism has placed pull-out type load-bearing mechanism, two locating levers among the pull-out type load-bearing mechanism are supported the location by the stator inboard.

Preferably, the accommodating mechanism comprises a bottom plate, a box body, a bearing grid plate, a movable door and a first handle.

Preferably, the box body is fixedly arranged at the top of the bottom plate, the bearing grid plate is fixedly arranged in the middle of an inner cavity of the box body, two movable doors and two first handles are arranged, the two movable doors are respectively rotatably arranged at two sides of the top of the box body through hinges, and the two first handles are respectively and fixedly arranged at the tops of the two movable doors.

Preferably, the heating mechanism comprises a fan and an annular heating resistor, the fan is located at the bottom of the inner cavity of the box body and is fixedly connected with the bottom plate, and the annular heating resistor is located right above the fan and is fixedly connected with the inner wall of the box body.

Preferably, the draw-out type bearing mechanism comprises a cross-shaped base, a stand column, a connecting rod, a second handle, a heat insulation plate, a spring, a connecting block, a positioning rod and a guide rod.

Preferably, the cross base is placed at the top of the bearing grid plate, the stand is fixedly arranged at the top of the cross base, the connecting rod is fixedly arranged at the top of the stand, the second handle is fixedly arranged at the top end of the connecting rod, the heat insulation plate is fixedly sleeved and arranged at the outer side of the connecting rod, the springs, the connecting blocks, the positioning rods and the guide rods are all provided with two springs, the springs are fixedly arranged at the middle parts of two sides of the stand, the connecting blocks are fixedly arranged at the end parts of the two springs, the positioning rods are fixedly arranged at the outer sides of the two connecting blocks, and the guide rods are respectively and fixedly arranged at the top ends of the two positioning rods.

The utility model has the technical effects and advantages that:

according to the utility model, the draw-out type bearing mechanism is arranged, so that the stator can be supported and positioned by the inner side of the stator by utilizing the two positioning rods in the draw-out type bearing mechanism, then the draw-out type bearing mechanism can be integrally placed in the box body by utilizing the second handle, and simultaneously the draw-out type bearing mechanism and the stator can be taken out from the box body by utilizing the second handle after heating is completed.

Drawings

Fig. 1 is an overall front sectional structural view of the present invention.

Fig. 2 is a front structural schematic view of the drawout type bearing mechanism of the utility model.

Fig. 3 is a schematic top sectional view of the drawout load bearing mechanism of the present invention.

In the figure: 1. an accommodating mechanism; 11. a base plate; 12. a box body; 13. carrying a grid plate; 14. a movable door; 15. a first handle; 2. a heating mechanism; 21. a fan; 22. an annular heating resistor; 3. a draw-out type carrying mechanism; 31. a cross base; 32. a column; 33. a connecting rod; 34. a second handle; 35. a heat insulation plate; 36. a spring; 37. connecting blocks; 38. positioning a rod; 39. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a stator heating device for maintaining a hydraulic pump, which comprises a containing mechanism 1, wherein a heating mechanism 2 is arranged at the bottom of an inner cavity of a box body 12 in the containing mechanism 1, a draw-out type bearing mechanism 3 is detachably placed in the box body 12 in the containing mechanism 1 in the vertical direction, and two positioning rods 38 in the draw-out type bearing mechanism 3 support and position a stator from the inner side of the stator.

As shown in fig. 1, the containing mechanism 1 comprises a bottom plate 11, a box 12, a carrying grid plate 13, a movable door 14 and a first handle 15.

More specifically, the box body 12 is fixedly arranged at the top of the bottom plate 11, the bearing grid plate 13 is fixedly arranged in the middle of an inner cavity of the box body 12, two movable doors 14 and two first handles 15 are arranged, the two movable doors 14 are respectively arranged at two sides of the top of the box body 12 in a rotating mode through hinges, and the two first handles 15 are respectively fixedly arranged at the tops of the two movable doors 14, so that the movable doors 14 are opened through the first handles 15, and the pull-out type bearing mechanism 3 can be conveniently put in and taken out.

Simultaneously, heating mechanism 2 includes fan 21 and annular heating resistor 22, and fan 21 is located 12 inner chambers bottom of box, and with bottom plate 11 fixed connection, and annular heating resistor 22 is located directly over fan 21, and with box 12 inner wall fixed connection, so that the fan 21 starts the back and inhales box 12 with the outside air inside, and form ascending air current, annular heating resistor 22 then heats the air current, the hot gas flow after the heating constantly contacts with the stator, thereby makes the stator winding soften.

As shown in fig. 2 and 3, the draw-out type carriage 3 includes a cross base 31, a column 32, a connecting rod 33, a second handle 34, a heat shield plate 35, a spring 36, a connecting block 37, a positioning rod 38, and a guide rod 39.

More specifically, the cross-shaped base 31 is placed on the top of the bearing grid plate 13, the upright column 32 is fixedly arranged on the top of the cross-shaped base 31, the connecting rod 33 is fixedly arranged on the top of the upright column 32, the second handle 34 is fixedly arranged on the top end of the connecting rod 33, the heat insulation plate 35 is fixedly sleeved on the outer side of the connecting rod 33, two springs 36, connecting blocks 37, positioning rods 38 and two guide rods 39 are arranged, the two springs 36 are fixedly arranged in the middle of two sides of the upright column 32, the two connecting blocks 37 are fixedly arranged on the end portions of the two springs 36, the two positioning rods 38 are fixedly arranged on the outer sides of the two connecting blocks 37, the two guide rods 39 are respectively fixedly arranged on the top ends of the two positioning rods 38, so that a technician can place the stator downwards from the top of the draw-out type bearing mechanism 3 to enable the stator to be sleeved on the outer sides of the guide rods 39, and then continue to enable the stator to slide downwards from the outer sides of the guide rods 39 to the outer sides of the positioning rods 38, and finally falls on the top of the cross-shaped base 31, at the moment, the two positioning rods 38 support and position the stator from the inner side of the stator, and in addition, after the heating is finished, the whole drawout type bearing mechanism 3 and the stator can be taken out from the box body 12 by utilizing the second handle 34.

The working principle of the utility model is as follows:

during actual use, at the moment, the draw-out type bearing mechanism 3 is positioned outside the box body 12, the stator is placed downwards from the top of the draw-out type bearing mechanism 3, the stator is sleeved outside the guide rod 39, at the moment, the stator continues to slide downwards, the stator slides from the outer side of the guide rod 39 to the outer side of the positioning rod 38, and finally falls on the top of the cross-shaped base 31;

then, a technician can open the movable door 14 through the first handle 15, lift the whole drawout type carrying mechanism 3 through the second handle 34, place the drawout type carrying mechanism 3 inside the box body 12, close the movable door 14 after the drawout type carrying mechanism 3 is placed, start the fan 21 and the annular heating resistor 22 at the same time, suck outside air into the box body 12 after the fan 21 is started, and form upward airflow, the annular heating resistor 22 heats the airflow, the heated hot airflow is continuously contacted with the stator, so that a stator winding is softened, and the heat-exchanged hot airflow is discharged from a gap between the two movable doors 14 and the connecting rod 33;

after the stator winding is heated, a technician can open the movable door 14 through the first handle 15 again, and then lift the whole drawout type bearing mechanism 3 out of the box body 12 through the second handle 34, hot air cannot impact the second handle 34 due to the blocking of the heat insulation plate 35, and the technician can normally hold the bearing mechanism;

after the current drawer type bearing mechanism 3 is taken out, a technician can place a new drawer type bearing mechanism 3 bearing a stator inside the box body 12, wait for the initial cooling of the stator on the original drawer type bearing mechanism 3 in the process of heating the stator, and slide the stator upwards, so that the stator is taken down from the original drawer type bearing mechanism 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a stator heating device is used in hydraulic pump maintenance, is including holding mechanism (1), box (12) inner chamber bottom in holding mechanism (1) is provided with heating mechanism (2), its characterized in that: a draw-out type bearing mechanism (3) is detachably placed in the vertical direction in a box body (12) in the accommodating mechanism (1), and two positioning rods (38) in the draw-out type bearing mechanism (3) support and position the stator from the inner side of the stator.

2. The stator heating apparatus for hydraulic pump maintenance according to claim 1, characterized in that: the accommodating mechanism (1) comprises a bottom plate (11), a box body (12), a bearing grid plate (13), a movable door (14) and a first handle (15).

3. The stator heating apparatus for hydraulic pump maintenance according to claim 2, wherein: the box body (12) is fixedly arranged at the top of the bottom plate (11), the bearing grid plate (13) is fixedly arranged in the middle of an inner cavity of the box body (12), two movable doors (14) and two first handles (15) are arranged, the two movable doors (14) are respectively arranged at two sides of the top of the box body (12) in a rotating mode through hinges, and the two first handles (15) are respectively and fixedly arranged at the tops of the two movable doors (14).

4. The stator heating apparatus for hydraulic pump maintenance according to claim 3, wherein: heating mechanism (2) include fan (21) and annular heating resistor (22), fan (21) are located box (12) inner chamber bottom, and with bottom plate (11) fixed connection, annular heating resistor (22) are located fan (21) directly over, and with box (12) inner wall fixed connection.

5. The stator heating device for the maintenance of the hydraulic pump according to claim 4, wherein: the draw-out type bearing mechanism (3) comprises a cross-shaped base (31), an upright post (32), a connecting rod (33), a second handle (34), a heat insulation plate (35), a spring (36), a connecting block (37), a positioning rod (38) and a guide rod (39).

6. The stator heating device for the maintenance of a hydraulic pump according to claim 5, wherein: cross base (31) are placed in bearing grid plate (13) top, stand (32) are fixed to be set up in cross base (31) top, connecting rod (33) are fixed to be set up in stand (32) top, second handle (34) are fixed to be set up in connecting rod (33) top, the fixed cover of heat insulating board (35) is connect and is set up in the connecting rod (33) outside, spring (36), connecting block (37), locating lever (38) and guide bar (39) all are provided with two, two spring (36) are fixed to be set up in stand (32) both sides middle part, two connecting block (37) are fixed to be set up in two spring (36) tip, two locating lever (38) are fixed to be set up in two connecting block (37) outsides, two guide bar (39) are fixed respectively to be set up in two locating lever (38) tops.