CN213064145U

CN213064145U - Hydraulic drive rotating device

Info

Publication number: CN213064145U
Application number: CN202021890785.1U
Authority: CN
Inventors: 王超
Original assignee: Xi'an Jinmao Technology Co ltd
Current assignee: Xi'an Jinmao Technology Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-27
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a hydraulic drive rotary device, the fuel tank comprises a fuel tank, the anterior fixed mounting of fuel tank right-hand member has the hydraulic pump, hydraulic pump fixedly connected with advances oil pipe, the anterior fixed mounting of surface that advances oil pipe has the relief valve, oil tank upper end middle part fixedly connected with mount pad, mount pad upper portion joint has the screw cylinder, and the rear portion of screw cylinder with advance oil pipe and keep away from the one end fixed connection of hydraulic pump and be in the same place, the inside interlude of screw cylinder is connected with rotating device, the anterior fixed mounting of fuel tank left end has the filter, filter upper end fixedly connected with goes out oil pipe, and goes out oil pipe and keeps away from the one end of filter and the anterior fixed connection of. A hydraulic drive rotary device, this drive arrangement's drive process only experiences energy conversion once, and drive efficiency is high, and compact structure, small.

Description

Hydraulic drive rotating device

Technical Field

The utility model relates to a hydraulic drive technical field especially relates to a hydraulic drive rotary device.

Background

The hydraulic principle is in certain mechanical and electronic systems, and the energy accumulation, transmission and amplification are completed by the static pressure of a liquid medium, so that the lightness, the scientificity and the maximization of mechanical functions are realized. By utilizing the hydraulic principle, a hydraulic transmission system can be constructed, and a hydraulic control system can also be constructed. The basic function of the hydraulic circuit consists in an easily controlled energy transfer in the form of hydraulic pressure energy; the hydraulic transmission is different from the motor transmission in that: oil is used as a medium to transmit the power of the engine to replace a traditional clutch and a traditional gearbox. Specifically, the method comprises the following steps: the rotation of the engine drives the transmission oil to move through a device similar to a water pump, and the transmission oil drives a device which is similar to a water turbine to rotate, so that the power of the engine is transmitted to the transmission shaft; the advantage of hydraulic transmission is that it is smooth and speed changes can be easily achieved. However, hydraulic transmissions consume more fuel than mechanical transmissions because of the energy consumed by the movement of the fluid.

The existing hydraulic driving rotating device has the following points to be improved: 1. the existing hydraulic drive rotating device generally connects a rotating mechanism and a hydraulic mechanism through a connecting rod, the rotating mechanism is driven to rotate through the reciprocating motion of a hydraulic cylinder, and because energy needs to be converted twice, pressure loss, volume loss and mechanical friction loss exist, the total efficiency is low; 2. most of the existing hydraulic drive rotating devices are complex in structure and large in size.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a hydraulic drive rotating device, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hydraulic drive rotary device, includes the oil tank, the anterior fixed mounting of oil tank right-hand member has the hydraulic pump, hydraulic pump fixedly connected with advances oil pipe, the anterior fixed mounting of surface that advances oil pipe has the relief valve, oil tank upper end middle part fixedly connected with mount pad, mount pad upper portion joint has the screw cylinder, and the rear portion of screw cylinder with advance oil pipe and keep away from the one end fixed connection of hydraulic pump together, the inside interlude of screw cylinder is connected with rotating device, the anterior fixed mounting of oil tank left end has the filter, filter upper end fixedly connected with goes out oil pipe, and goes out oil pipe and keep away from the one end of filter and screw cylinder front portion fixed connection together.

Preferably, the spiral hydraulic cylinder comprises a spiral cylinder, an oil inlet cylinder is fixedly connected to the rear portion of the spiral cylinder, an oil outlet cylinder is fixedly connected to the front portion of the spiral cylinder, movable holes are formed in the lower side of the outer surface of the oil inlet cylinder and the lower side of the outer surface of the oil outlet cylinder, and the lower portion of the outer surface of the spiral cylinder is connected with the upper portion of the mounting seat in a clamping mode.

Preferably, the oil inlet cylinder is fixedly connected with one end, far away from the hydraulic pump, of the oil inlet pipe, and the oil outlet cylinder is fixedly connected with one end, far away from the filter, of the oil outlet pipe.

Preferably, the rotating device comprises a base, a precession rod is fixedly connected to the middle of the rear end of the base, an output shaft is fixedly connected to the rear end of the precession rod, a ball piston is sleeved on the middle of the outer surface of the precession rod, and the middle of the precession rod is connected with the spiral cylinder in an inserting mode through two movable holes.

Preferably, the screw rod has the same shape as the screw cylinder, and the ball piston is located inside the screw cylinder.

Preferably, the hydraulic pump is communicated with the oil tank through an oil pipe, and the filter is communicated with the oil tank through an oil pipe.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, design into heliciform structure with the pneumatic cylinder, set up one in the pneumatic cylinder inside and be spiral helicine precession pole equally, cup joint a spherical piston on the precession pole, the hydraulic pump is impressed hydraulic oil the pneumatic cylinder, and hydraulic oil promotes spherical piston along pneumatic cylinder inner chamber screw motion, and the output shaft that lies in precession pole rear end simultaneously constantly rotates, and this drive process only experiences energy conversion, and drive efficiency is high.

2. The utility model discloses in, can be directly with the pneumatic cylinder with be used for rotatory rotating device setting in the oil tank upper end, compact structure, small.

Drawings

Fig. 1 is a schematic view of the overall structure of a hydraulic drive rotating device according to the present invention;

fig. 2 is a schematic structural view of a screw hydraulic cylinder of a hydraulic drive rotating device according to the present invention;

fig. 3 is a schematic structural view of a rotating device of a hydraulic drive rotating device according to the present invention;

fig. 4 is a schematic view of the connection relationship between the rotating device and the screw hydraulic cylinder of the hydraulic driving rotating device of the present invention.

In the figure: 1. an oil tank; 2. a hydraulic pump; 3. an oil inlet pipe; 4. a safety valve; 5. a mounting seat; 6. a screw hydraulic cylinder; 7. a rotating device; 8. a filter; 9. an oil outlet pipe; 61. a screw cylinder; 62. an oil inlet cylinder; 63. an oil outlet cylinder; 64. a movable hole; 71. a base; 72. a screw-in lever; 73. an output shaft; 74. a ball piston.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a hydraulic drive rotary device, including oil tank 1, the anterior fixed mounting of oil tank 1 right-hand member has hydraulic pump 2, hydraulic pump 2 fixedly connected with advances oil pipe 3, the anterior fixed mounting of surface that advances oil pipe 3 has relief valve 4, 1 upper end middle part fixedly connected with mount pad 5 of oil tank, 5 upper portion joints of mount pad have screw cylinder 6, and screw cylinder 6's rear portion and the one end fixed connection who advances oil pipe 3 and keep away from hydraulic pump 2 are in the same place, the inside interlude of screw cylinder 6 is connected with rotating device 7, the anterior fixed mounting of 1 left end of oil tank has filter 8, filter 8 upper end fixedly connected with goes out oil pipe 9, and the one end that goes out oil pipe 9 and keep away from filter 8 is in.

The spiral hydraulic cylinder 6 comprises a spiral cylinder 61, the rear part of the spiral cylinder 61 is fixedly connected with an oil inlet cylinder 62, the front part of the spiral cylinder 61 is fixedly connected with an oil outlet cylinder 63, the lower side of the outer surface of the oil inlet cylinder 62 and the lower side of the outer surface of the oil outlet cylinder 63 are both provided with movable holes 64, and the lower part of the outer surface of the spiral cylinder 61 is clamped with the upper part of the mounting seat 5; the oil inlet cylinder 62 is fixedly connected with one end of the oil inlet pipe 3 far away from the hydraulic pump 2, and the oil outlet cylinder 63 is fixedly connected with one end of the oil outlet pipe 9 far away from the filter 8; the rotating device 7 comprises a base 71, the middle part of the rear end of the base 71 is fixedly connected with a precession rod 72, the rear end of the precession rod 72 is fixedly connected with an output shaft 73, the middle part of the outer surface of the precession rod 72 is sleeved with a ball piston 74, and the edge of the ball piston 74 and the inner cavity of the spiral cylinder 61 are good in air tightness; the middle part of the screw rod 72 is connected with the spiral cylinder 61 through two movable holes 64 in an inserting way, and when the screw rod 72 and the spiral rod 61 move relatively, hydraulic oil cannot flow out; the screw-in rod 72 has the same shape as the screw cylinder 61, and the ball piston 74 is located inside the screw cylinder 61; the hydraulic pump 2 is communicated with the oil tank 1 through an oil pipe, and the filter 8 is communicated with the oil tank 1 through an oil pipe; the safety valve 4 can prevent oil leakage caused by too high oil pressure.

It should be noted that, the utility model relates to a hydraulic drive rotary device, before using, whether the part of this hydraulic drive rotary device of inspection is damaged earlier, whether the leakproofness is intact, the inspection is correct back, start hydraulic pump 2, hydraulic pump 2 inhales the oil inlet pipe 3 with the hydraulic oil in the oil tank 1, relief valve 4 can prevent that the oil pressure is too high, hydraulic oil gets into spiral cylinder 61 from oil feed cylinder 62, spiral cylinder 61 is the heliciform structure, set up a precession pole 72 that is the heliciform structure equally in spiral cylinder 61 inside, cup joint a ball piston 74 on precession pole 72, hydraulic oil promotes ball piston 74 along the inner chamber screw motion of spiral cylinder 61, the output shaft 73 that is located precession pole 72 rear end constantly rotates simultaneously; the hydraulic pump 2 reversely sucks out the hydraulic oil in the spiral cylinder 61, and can drive the screw-in rod 72 to reversely rotate; the driving process only undergoes one-time energy conversion, and the driving efficiency is high.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A hydraulic drive rotary device comprises an oil tank (1), and is characterized in that: the front part of the right end of the oil tank (1) is fixedly provided with a hydraulic pump (2), the hydraulic pump (2) is fixedly connected with an oil inlet pipe (3), a safety valve (4) is fixedly arranged at the front part of the outer surface of the oil inlet pipe (3), the middle part of the upper end of the oil tank (1) is fixedly connected with a mounting seat (5), a spiral hydraulic cylinder (6) is clamped at the upper part of the mounting seat (5), the rear part of the spiral hydraulic cylinder (6) is fixedly connected with one end of the oil inlet pipe (3) far away from the hydraulic pump (2), a rotating device (7) is inserted and connected in the spiral hydraulic cylinder (6), a filter (8) is fixedly arranged at the front part of the left end of the oil tank (1), an oil outlet pipe (9) is fixedly connected at the upper end of the filter (8), and one end of the oil outlet pipe (9) far away from the filter (8) is fixedly connected with the front part of the spiral hydraulic cylinder (6).

2. A hydraulically driven rotary device as set forth in claim 1, wherein: spiral hydraulic cylinder (6) are including spiral cylinder (61), spiral cylinder (61) rear portion fixedly connected with advances an oil section of thick bamboo (62), spiral cylinder (61) front portion fixedly connected with goes out an oil section of thick bamboo (63), the surface downside of advancing an oil section of thick bamboo (62) and the surface downside of going out an oil section of thick bamboo (63) have all been opened movable hole (64), spiral cylinder (61) surface lower part and mount pad (5) upper portion joint are in the same place.

3. A hydraulically driven rotary device as set forth in claim 2, wherein: the oil inlet cylinder (62) is fixedly connected with one end, far away from the hydraulic pump (2), of the oil inlet pipe (3), and the oil outlet cylinder (63) is fixedly connected with one end, far away from the filter (8), of the oil outlet pipe (9).

4. A hydraulically driven rotary device as set forth in claim 1, wherein: rotating device (7) include base (71), base (71) rear end middle part fixedly connected with precession pole (72), the rear end fixedly connected with output shaft (73) of precession pole (72), ball piston (74) have been cup jointed in precession pole (72) surface middle part, it is in the same place to alternate with spiral cylinder (61) through two movable holes (64) in precession pole (72) middle part.

5. A hydraulically driven rotary device as set forth in claim 4, wherein: the screw-in rod (72) is the same shape as the screw cylinder (61), and the ball piston (74) is positioned inside the screw cylinder (61).

6. A hydraulically driven rotary device as set forth in claim 1, wherein: the hydraulic pump (2) is communicated with the oil tank (1) through an oil pipe, and the filter (8) is communicated with the oil tank (1) through an oil pipe.