Load tool for simulating hydraulic environment of oil tank

Abstract

The utility model relates to a load tool for simulating the hydraulic environment of an oil tank, which comprises a fixed plate and a first bracket, a motor is fixed on one side of the first bracket, an output shaft of the motor is fixedly connected with a rotor shaft through a coupler, a magnetic gap exists between an inner stator and a rotor, magnetic powder exists in the magnetic gap, and the inner stator is fixed on the first bracket. The coil is electrically connected with a second power line extending out of the outer stator. According to the technical scheme, the motor and the rotor shaft are connected through the coupler, when the coil is powered on, the coil generates a magnetic field, magnetic powder is in a magnetized state, namely, a magnetic chain is formed between the inner stator and the rotor body, and connecting force is generated; the braking torque can be synchronously adjusted by adjusting the magnitude of the current, and the braking torque is basically in direct proportion to the current, so that the hydraulic environment of an oil tank can be simulated through the structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to test frock technical field especially relates to a load frock of simulation oil groove hydraulic environment. BACKGROUND

[0002] Hydraulic oil groove is the equipment for hydraulic system, and its main function is to store and provide enough hydraulic oil to lubricate and cool the moving parts, and the hydraulic oil groove is widely used in various occasions requiring hydraulic system, such as engineering machinery, agricultural machinery, machine tool, automobile parts processing etc., and in the process of function test and performance test of oil pump product, the establishment of oil groove environment is an essential link,

[0003] But the oil groove environment in the prior art is often bulky, difficult to carry, and the construction cost is high, it is difficult to meet the test needs of all scenes, and there is a certain optimization space, so a load frock of simulation oil groove hydraulic environment needs to be designed to solve the above problems. SUMMARY

[0004] The utility model discloses a load frock of simulation oil groove hydraulic environment, solve the problem that the oil groove environment in the prior art is often bulky, difficult to carry, and the construction cost is high, it is difficult to meet the test needs of all scenes.

[0005] The utility model discloses a load frock of simulation oil groove hydraulic environment, solve the problem that the oil groove environment in the prior art is often bulky, difficult to carry, and the construction cost is high, it is difficult to meet the test needs of all scenes.

[0006] By adjusting the current size inputted by the two pairs of coils of the power line, corresponding braking torque can be obtained, that is, when the coil has no current, the magnetic powder in the magnetic gap is in a loose state and no electromagnetic force is generated, so that no braking torque is generated on the rotor shaft, when the coil is electrified, a magnetic field is generated, the magnetic powder is in a magnetized state, that is, a magnetic chain is formed between the inner stator and the rotor, a connecting force is generated, and simultaneously, the inner stator is in a stationary state, that is, the rotor is braked, so that synchronous adjustment of the braking torque can be realized by adjusting the current size of the coil, and the oil tank hydraulic environment can be simulated through the structure.

[0007] Further arrangement of the utility model: the rear cover and the front cover are connected with the outer stator by the first fixed bolt.

[0008] By the above further arrangement, the rear cover and the front cover are combined and installed with the outer stator by a plurality of first fixed bolts, which can not only ensure the stability of the structure connection after installation, but also can be taken down synchronously by the first fixed bolt to facilitate the maintenance of the internal structure, thereby improving the practicability and flexibility.

[0009] Further arrangement of the utility model: the first bracket is L-shaped in cross section, and the bottom of the first bracket is connected with the fixed plate by the second fixed bolt.

[0010] By the above further arrangement, the first bracket is L-shaped in cross section, and the bottom of the first bracket is connected with the fixed plate by the second fixed bolt.

[0011] Further arrangement of the utility model: the first bracket is L-shaped in cross section, and the bottom of the first bracket is connected with the fixed plate by the second fixed bolt.

[0012] By the above further arrangement, the first bracket is L-shaped in cross section, and the bottom of the first bracket is connected with the fixed plate by the second fixed bolt.

[0013] Further arrangement of the utility model: the first bracket is L-shaped in cross section, and the bottom of the first bracket is connected with the fixed plate by the second fixed bolt.

[0014] By the above further arrangement, the first bracket is L-shaped in cross section, and the bottom of the first bracket is connected with the fixed plate by the second fixed bolt.BRIEF DESCRIPTION OF DRAWINGS BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the whole structure schematic view of the embodiment of the utility model;

[0016] Fig. 2 It is the front view structure schematic view of the embodiment of the utility model;

[0017] Fig. 3 It is the half cut structure schematic view of the embodiment of the utility model.

[0018] In the drawing: 1, power cord one;2, motor;3, fixed plate;4, first bracket;5, coupling;6, bearing;7, rotor;8, second bracket;9, first fixed bolt;10, back cover;11, inner stator;12, rotor seal cover;13, magnetic gap;14, outer stator;15, coil;16, second fixed bolt;17, power cord two;18, front cover;19, bearing cover;20, first reinforcing rib;21, second reinforcing rib;23, rotor shaft. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiment will be described clearly and completely in combination with the drawings, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of the utility model protection.

[0020] As Figs. 1-3 The utility model provides a kind of load tool for simulating oil tank hydraulic environment as shown in the application, including fixed plate 3, first bracket 4, the section of first bracket 4 is set to L type, the bottom of first bracket 4 is connected with fixed plate 3 by second fixed bolt 16, first bracket 4 is fixed in the top end of fixed plate 3 one side, one side of first bracket 4 is fixed with motor 2, and one side of motor 2 is connected with power cord one 1, power cord one 1 can supply power to motor 2, motor 2 is further equipped with communication interface, can be used to send digital signal of motor 2 to host computer, for reading the pressure value of motor 2;

[0021] The other side of the top end of the fixed plate 3 is fixed with a second bracket 8, and the top end of the second bracket 8 is fixed with an outer stator 14, the two sides of the outer stator 14 are connected with a rear cover 10 and a front cover 18 respectively, the rear cover 10 and the front cover 18 are connected with the outer stator 14 by the first fixed bolt 9, one side of the front cover 18 is uniformly fixed with a first reinforcing rib 20, the rear cover 10 and the second bracket 8 are both fixed with a second reinforcing rib 21, the cross section of the second reinforcing rib 21 and the first reinforcing rib 20 is triangular, the first reinforcing rib 20 is arranged in a ring shape outside the front cover 18, the inside of the front cover 18 is connected with a rotor shaft 23 through a bearing 6, one side of the front cover 18 is connected with a bearing cover 19, the output shaft of the motor 2 is connected with the rotor shaft 23 through a shaft coupling 5, the inside of the outer stator 14 is provided with a coil 15, and the inside of the coil 15 is provided with a rotor 7, the rotor 7 is fixedly connected with the rotor shaft 23, one side of the rotor 7 is provided with a rotor sealing cover 12, the inside of the rotor 7 is provided with an inner stator 11, the inner stator 11 is threadedly connected with the rear cover 10 through a circular hole on the rotor sealing cover 12, the inner stator 11 and the inner cavity of the rotor 7 are circular structures, and there is a magnetic gap 13 between them in the circumferential direction, there is magnetic powder in the magnetic gap 13, and the sizes of the magnetic gaps 13 in the circumferential direction are uniform, the coil 15 is electrically connected with a power line two 17 extending out of the outer stator 14, and an external power supply can be connected to supply power to the coil 15.

[0022] Specifically, the motor 2 and the rotor shaft 23 are connected by the shaft coupling 5 in use, when the coil 15 has no current, the magnetic powder in the magnetic gap 13 is in a loose state and will not generate electromagnetic force, so that there is no braking torque on the rotor shaft 23, when the coil 15 is electrified, it generates a magnetic field, and the magnetic powder is in a magnetized state, at this time, the magnetic linkage is formed between the inner stator 11 and the rotor 7, and the connection force is generated, at the same time, the inner stator 11 is in a stationary state, that is, the rotor 7 is braked, so as to achieve the purpose of transmitting torque, that is, the synchronous adjustment of the braking torque can be realized by adjusting the current size, and the braking torque and the current are basically proportional, so that the oil tank hydraulic environment can be simulated through the structure.

[0023] It should be noted that all the directional indications (such as up, down, front, back, etc.) in the description of the utility model are only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directional indications will also change accordingly.

[0024] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. In the description of the utility model, the meaning of "several" is at least two, such as two, three, etc., unless otherwise specifically limited.

Claims

1. A load fixture simulating the hydraulic environment of an oil tank, comprising a fixed plate (3) and a first bracket (4), wherein the first bracket (4) is fixed to one side of the top of the fixed plate (3), characterized in that, A motor (2) is fixedly mounted on the first bracket (4). The motor (2) is electrically connected to a power supply line (1). An outer stator (14) is also fixedly mounted on the fixing plate (3). A rear cover (10) and a front cover (18) are respectively connected to both sides of the outer stator (14). The rotor shaft (23) is rotatably connected inside the front cover (18) through a bearing (6). A bearing cover (19) is connected to one side of the front cover (18). The output shaft of the motor (2) is fixedly connected to the rotor shaft (23) through a coupling (5). The inner side of the outer stator (14) A coil (15) is provided, and a rotor (7) is provided inside the coil (15). The rotor (7) is fixedly connected to the rotor shaft (23). A rotor sealing cover (12) is connected to one side of the rotor (7). An inner stator (11) is provided inside the rotor (7). The inner stator (11) is fixedly connected to the rear cover (10). There is a magnetic gap (13) between the outer wall of the inner stator (11) and the inner cavity of the rotor (7). Magnetic powder is present in the magnetic gap (13). The coil (15) is electrically connected to a power line (17) extending out of the outer stator (14).

2. The load fixture for simulating a hydraulic environment in an oil tank according to claim 1, characterized in that, Both the rear cover (10) and the front cover (18) are connected to the outer stator (14) by the first fixing bolt (9).

3. The load fixture for simulating the hydraulic environment of an oil tank according to claim 1, characterized in that, The first bracket (4) has an L-shaped cross section, and the bottom of the first bracket (4) is connected to the fixing plate (3) by the second fixing bolt (16).

4. The load fixture for simulating a hydraulic environment in an oil tank according to claim 1, characterized in that, The front cover (18) is uniformly fixed with a first reinforcing rib (20) on one side, and the rear cover (10) and the second bracket (8) are both fixed with a second reinforcing rib (21).

5. The load fixture for simulating the hydraulic environment of an oil tank according to claim 4, characterized in that, The cross-sections of the second reinforcing rib (21) and the first reinforcing rib (20) are both triangular, and the first reinforcing rib (20) is arranged in a ring on the outside of the front cover (18).

Images