CN220522933U - Hydraulic device - Google Patents

Abstract

The utility model discloses a hydraulic device, comprising: the output of actuating mechanism installs the load, and swing jar includes: the gear shaft is provided with a channel, the gear shaft housing is sleeved at one end of the gear shaft and is rotationally connected with the gear shaft, the gear shaft housing is provided with a cavity, a driving source is connected with the gear shaft housing, the output end of the driving source and the inlet end of the channel are both communicated with the cavity, a driving mechanism is positioned at the other end of the gear shaft and is connected with the gear shaft, and the input end of the driving mechanism is communicated with the outlet end of the channel. According to the utility model, through the design that the gear shaft is provided with the channel, the driving source and the driving mechanism are not communicated through the high-pressure hose, and in the working process of the driving mechanism, the operation of the driving mechanism is not influenced by the rotation of the gear shaft, so that the working efficiency of the load compound motion is improved.

Description

Hydraulic device

Technical Field

The utility model relates to the technical field of hydraulic equipment, in particular to a hydraulic device.

Background

When heavy machinery equipment needs large torque or reciprocates, the swing cylinder is not two choices of the heavy machinery equipment due to the advantages of large output torque, controllable swing angle and the like of the swing cylinder. When the gear shaft of the swinging cylinder needs to be provided with other driving devices (marked as driving devices X) taking hydraulic pressure or air pressure as driving sources to drive loads to conduct compound motion, the driving sources are usually arranged on one side of the gear shaft of the swinging cylinder, the driving devices X are arranged on the other side of the gear shaft and connected with the driving devices X through high-pressure hoses, the gear shaft can drive the loads to rotate by more than 360 degrees, meanwhile, the high-pressure hoses are hard and not easy to bend, the high-pressure hoses can bend after the gear shaft rotates by more than 360 degrees, even the phenomenon of winding and knotting can occur, the operation of the driving devices X is affected, and the working efficiency of the load compound motion can be affected.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the technical problem of lower working efficiency of the existing load compound motion, the utility model provides the hydraulic device, and the connecting mode between the driving source and the driving mechanism is improved, so that the compound motion modes of the load are not interfered with each other, and the working efficiency of the load compound motion is improved.

The technical scheme adopted for solving the technical problems is as follows: a hydraulic device, comprising: the device comprises a driving source, at least one driving mechanism and a swinging cylinder, wherein a load is installed at the output end of the driving mechanism, and the swinging cylinder comprises: the gear shaft is provided with a channel, the gear shaft is sleeved with one end of the gear shaft and is rotationally connected with the gear shaft, the gear shaft is provided with a cavity, the driving source is connected with the gear shaft, the output end of the driving source and the inlet end of the channel are communicated with the cavity, the driving mechanism is located at the other end of the gear shaft and is connected with the gear shaft, and the input end of the driving mechanism is communicated with the outlet end of the channel.

Therefore, through the design of the channel formed in the gear shaft, the driving source and the driving mechanism are not communicated through the high-pressure hose, in the working process of the driving mechanism, the operation of the driving mechanism is not influenced by the rotation of the gear shaft, the motion of the gear shaft driving load and the motion of the driving mechanism driving load are not interfered with each other, the working efficiency of the load compound motion is improved, meanwhile, the use of the high-pressure hose can be canceled, and the whole device is more compact in mechanism, low in cost, high in maintenance performance, safe and reliable.

Further, the hydraulic device further includes: and the rotation sensor is connected with the gear shaft shell, and the detection end of the rotation sensor is inserted into the gear shaft. Therefore, the rotation angle of the gear shaft can be monitored in real time, and the swing angle of the swing cylinder can be monitored.

Further, the driving mechanism is a linear driving mechanism. This can drive the load to move relative to the gear shaft.

Further, the driving mechanism is a rotation driving mechanism. Thus, the load can be driven to rotate relative to the gear shaft.

Further, a first seal is disposed between the chamber and the gear shaft. Therefore, the sealing treatment can be carried out on the cavity and the gear shaft, and the hydraulic oil or gas is ensured not to leak out from a gap between the cavity and the gear shaft, so that the operation of a load is not influenced.

Further, the swing cylinder further includes: the gear shaft is rotationally connected with the shell, and the gear shaft shell is fixedly connected with the shell.

Further, the rack is located in the first accommodating cavity, the outer circumferential surface of the rack abuts against the inner wall of the first accommodating cavity, the rack is in sliding connection with the shell, and the rack is meshed with the gear shaft. Therefore, the gear shaft is driven to rotate through the sliding of the rack, so that the load rotates along with the rotation of the gear shaft.

Further, the swing cylinder further includes: the first oil cavity and the second oil cavity are formed at two ends of the first accommodating cavity and the rack respectively.

Further, the swing cylinder further includes: the first oil port and the second oil port are both arranged on the shell, the first oil port is communicated with the first oil cavity, and the second oil port is communicated with the second oil cavity. From this, when first hydraulic fluid port oil feed, second hydraulic fluid port go out oil, the rack moves to the one side that is close to the second hydraulic fluid port for the gear shaft takes place to rotate, goes out oil when first hydraulic fluid port, second hydraulic fluid port oil feed, and the rack moves to the one side that is close to first hydraulic fluid port, makes the gear shaft reverse direction take place to rotate.

Further, the outer peripheral surface of the rack is sleeved with a second sealing piece. From this, can seal the processing to first chamber and the rack of holding, ensure that hydraulic oil can not reveal away from the gap between first chamber and the rack of holding to can not influence the operation of swinging arms jar.

Further, the number of the outlet ends is equal to the number of the driving mechanisms. This allows the movement of a plurality of loads to be controlled simultaneously.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the design that the channel is formed in the gear shaft enables the driving source and the driving mechanism not to be communicated through the high-pressure hose, the operation of the driving mechanism is not influenced by the rotation of the gear shaft in the working process of the driving mechanism, the motion of the gear shaft driving the load and the motion of the driving mechanism driving the load are not interfered with each other, the working efficiency of the load compound motion is improved, meanwhile, the use of the high-pressure hose can be canceled, and the whole device is more compact in mechanism, low in cost, high in maintenance performance, safe and reliable.

2. According to the utility model, the rotation angle of the gear shaft can be monitored in real time through the rotation sensor, and the swing angle of the swing cylinder can be monitored.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a hydraulic device of embodiment 1;

FIG. 2 is an enlarged schematic view of the partial structure at A in FIG. 1 of embodiment 1;

fig. 3 is a schematic structural view of the swing cylinder of embodiment 1;

fig. 4 is an enlarged schematic view of the partial structure at B in fig. 3 of embodiment 1.

In the figure: 1. a driving source; 2. a driving mechanism; 3. a load; 4. a swing cylinder; 401. a gear shaft; 4011. a channel; 4012. an inlet end; 4013. an outlet end; 402. a gear shaft housing; 4021. a chamber; 4022. a first seal; 403. a housing; 4031. a first accommodation chamber; 4032. a second accommodation chamber; 404. a rack; 4041. a second seal; 405. a first oil chamber; 406. a second oil chamber; 407. a first oil port; 408. a second oil port; 5. and a rotation sensor.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1:

as shown in fig. 1 to 4, a hydraulic device includes: the driving source 1, at least one actuating mechanism 2 and swing jar 4, load 3 is installed to actuating mechanism 2's output, and swing jar 4 includes: the gear shaft 401 and the gear shaft housing 402, the gear shaft 401 has the channel 4011, the gear shaft housing 402 is sleeved at one end of the gear shaft 401 and is rotationally connected with the gear shaft 401, the gear shaft housing 402 has the cavity 4021, the driving source 1 is connected with the gear shaft housing 402, the output end of the driving source 1 and the inlet end 4012 of the channel 4011 are all communicated with the cavity 4021, the driving mechanism 2 is located at the other end of the gear shaft 401 and is connected with the gear shaft 401, and the input end of the driving mechanism 2 is communicated with the outlet end 4013 of the channel 4011. Therefore, through the design that the channel 4011 is formed in the gear shaft 401, the driving source 1 and the driving mechanism 2 are not communicated through the high-pressure hose, in the working process of the driving mechanism 2, the operation of the driving mechanism 2 is not influenced by the rotation of the gear shaft 401, the motion of the gear shaft 401 driving the load 3 and the motion of the driving mechanism 2 driving the load 3 are not interfered with each other, the working efficiency of the combined motion of the load 3 is improved, meanwhile, the use of the high-pressure hose can be omitted, and the whole device is more compact in mechanism, low in cost, high in maintenance, safe and reliable.

For example, the drive source 1 may be a hydraulic drive source 1 or an air drive source 1.

In this embodiment, the driving mechanism 2 is a linear driving mechanism, which may be a telescopic cylinder or a telescopic cylinder, and can drive the load 3 to move relative to the gear shaft 401 in cooperation with the driving source 1.

In the present embodiment, the number of outlet ends 4013 is equal to the number of driving mechanisms 2. This allows the movement of a plurality of loads 3 to be controlled simultaneously.

In the present embodiment, a first seal 4022 is provided between the chamber 4021 and the gear shaft 401. Accordingly, the chamber 4021 and the gear shaft 401 can be sealed, so that hydraulic oil or gas is ensured not to leak out from a gap between the chamber 4021 and the gear shaft 401, and the operation of the load 3 is not affected.

In the present embodiment, the swing cylinder 4 further includes: the gear shaft 401 is rotationally connected with the shell 403, the gear shaft shell 402 is fixedly connected with the shell 403, the shell 403 is provided with at least one first containing cavity 4031 and at least one second containing cavity 4032, the first containing cavity 4031 is communicated with the second containing cavity 4032, the number of racks 404 is equal to that of the first containing cavities 4031, the racks 404 are located in the first containing cavity 4031, the outer peripheral surface of each rack 404 is abutted against the inner wall of the corresponding first containing cavity 4031, each rack 404 is in sliding connection with the shell 403, each rack 404 is meshed with the gear shaft 401, the first containing cavity 4031 and two ends of each rack 404 are respectively provided with the corresponding first oil cavity 405 and the corresponding second oil cavity 406, the first oil port 407 and the second oil port 408 are formed in the shell 403, the first oil port 407 is communicated with the first oil cavity 405, the second oil port 408 is communicated with the second oil cavity 406, and the outer peripheral surface of each rack 404 is sleeved with the corresponding second sealing piece 4041. Thereby, the gear shaft 401 is driven to rotate by the sliding of the rack 404, so that the load 3 rotates along with the rotation of the gear shaft 401; when the first oil port 407 is filled with oil and the second oil port 408 is filled with oil, the rack 404 moves to the side close to the second oil port 408, so that the gear shaft 401 rotates, and when the first oil port 407 is filled with oil and the second oil port 408 is filled with oil, the rack 404 moves to the side close to the first oil port 407, so that the gear shaft 401 rotates in the opposite direction; the first accommodating cavity 4031 and the rack 404 can be sealed, so that hydraulic oil is ensured not to leak out from a gap between the first accommodating cavity 4031 and the rack 404, and the operation of the swing cylinder 4 is not affected.

In this embodiment, the hydraulic device further includes: and a rotation sensor 5, wherein the rotation sensor 5 is connected with the gear shaft housing 402, and a detection end of the rotation sensor 5 is inserted into the gear shaft 401. Thereby, the rotation angle of the gear shaft 401 can be monitored in real time, that is, the swing angle of the swing cylinder 4 can be monitored.

For example, the first seal 4022 and the second seal 4041 each use a rubber pad.

The motion process of the load 3 in this embodiment is: starting the swinging cylinder 4, controlling the first oil port 407 to feed oil and the second oil port 408 to feed oil, under the action of hydraulic oil, pushing the rack 404 to move to the side close to the second oil port 408, driving the gear shaft 401 to rotate clockwise, and enabling the load 3 to rotate clockwise, controlling the first oil port 407 to feed oil and the second oil port 408 to feed oil, and under the action of hydraulic oil, pushing the rack 404 to move to the side close to the first oil port 407, driving the gear shaft 401 to rotate anticlockwise, and enabling the load 3 to rotate anticlockwise; starting a driving piece to control the output end of the linear motion mechanism to move so that the load 3 moves along the axial direction of the output end of the linear drive mechanism 2 relative to the gear shaft 401; through the mutual cooperation of the swinging cylinder 4, the driving piece and the linear driving mechanism 2, the load 3 can rotate along with the rotation of the gear shaft 401, and the load 3 can move relative to the gear shaft 401, so that the two-dimensional compound motion of the load 3 is realized.

Example 2:

the difference from embodiment 1 is that the driving mechanism 2 is a rotation driving mechanism, which may be a swing cylinder, and can drive the load 3 to rotate relative to the gear shaft 401 in cooperation with the driving source 1.

When the load 3 moves, the swinging cylinder 4 is started, the first oil port 407 is controlled to feed oil, the second oil port 408 is controlled to feed oil, under the action of hydraulic oil, the rack 404 is pushed to move to one side close to the second oil port 408, the gear shaft 401 is driven to rotate clockwise, the load 3 rotates clockwise along with the rack, the first oil port 407 is controlled to feed oil, the second oil port 408 is controlled to feed oil, under the action of hydraulic oil, the rack 404 is pushed to move to one side close to the first oil port 407, the gear shaft 401 is driven to rotate anticlockwise, and the load 3 rotates anticlockwise along with the rack; starting the driving piece to control the output end of the rotary motion mechanism to move, so that the load 3 rotates relative to the gear shaft 401 along the axial direction of the output end of the rotary motion mechanism 2; through the mutual cooperation of the swinging cylinder 4, the driving piece and the rotation driving mechanism 2, the load 3 can rotate along with the rotation of the gear shaft 401, and the load 3 can rotate relative to the gear shaft 401, so that the two-dimensional compound motion of the load 3 is realized.

In summary, the design of the channel 4011 is formed in the gear shaft 401, so that the driving source 1 and the driving mechanism 2 are not communicated through the high-pressure hose, the operation of the driving mechanism 2 is not affected by the rotation of the gear shaft 401 in the working process of the driving mechanism 2, the motion of the gear shaft 401 for driving the load 3 and the motion of the driving mechanism 2 for driving the load 3 are not interfered with each other, the working efficiency of the composite motion of the load 3 is improved, meanwhile, the use of the high-pressure hose can be omitted, and the whole device is more compact in mechanism, low in cost, high in maintenance, safe and reliable; through the rotation sensor 5, the rotation angle of the gear shaft 401 can be monitored in real time, i.e., the swing angle of the swing cylinder 4 can be monitored.

The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the worker in question without departing from the technical spirit of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined as the scope of the claims.

Claims (11)

1. A hydraulic device, comprising:

a drive source (1)

At least one driving mechanism (2), wherein a load (3) is arranged at the output end of the driving mechanism (2);

a swing cylinder (4), the swing cylinder (4) comprising:

the gear shaft (401) and gear shaft housing (402), passageway (4011) has been seted up to gear shaft (401), gear shaft housing (402) cover is established one end of gear shaft (401), and with gear shaft (401) rotate and connect, cavity (4021) has been seted up to gear shaft housing (402), drive source (1) with gear shaft housing (402) are connected, the output of drive source (1) passageway (4011) entrance point (4012) all with cavity (4021) are linked together, drive mechanism (2) are located the other end of gear shaft (401) and with gear shaft (401) are connected, the input of drive mechanism (2) with the exit end (4013) of passageway (4011) are linked together.

2. The hydraulic device of claim 1, further comprising: and the rotation sensor (5) is connected with the gear shaft shell (402), and the detection end of the rotation sensor (5) is inserted into the gear shaft (401).

3. The hydraulic device according to claim 1, characterized in that the drive mechanism (2) is a linear drive mechanism.

4. The hydraulic device according to claim 1, characterized in that the drive mechanism (2) is a rotary drive mechanism.

5. The hydraulic device according to claim 1, characterized in that a first seal (4022) is provided between the chamber (4021) and the gear shaft (401).

6. The hydraulic device according to claim 1, characterized in that the oscillating cylinder (4) further comprises: casing (403) and at least one rack (404), at least one first chamber (4031) and second chamber (4032) are held in the casing (403) have been seted up, first chamber (4031) with second chamber (4032) are held and are linked together, the quantity of rack (404) with the quantity in first chamber (4031) that holds equals, gear shaft (401) with casing (403) rotate and are connected, gear shaft casing (402) with casing (403) fixed connection.

7. The hydraulic device according to claim 6, wherein the rack (404) is located in the first housing chamber (4031), an outer peripheral surface of the rack (404) abuts against an inner wall of the first housing chamber (4031), the rack (404) is slidably connected to the housing (403), and the rack (404) is meshed with the gear shaft (401).

8. The hydraulic device according to claim 7, characterized in that the oscillating cylinder (4) further comprises: the first oil cavity (405) and the second oil cavity (406), and the first accommodating cavity (4031) and two ends of the rack (404) are respectively provided with the first oil cavity (405) and the second oil cavity (406).

9. The hydraulic device according to claim 8, characterized in that the oscillating cylinder (4) further comprises: the oil pump comprises a first oil port (407) and a second oil port (408), wherein the first oil port (407) and the second oil port (408) are both arranged on the shell (403), the first oil port (407) is communicated with the first oil cavity (405), and the second oil port (408) is communicated with the second oil cavity (406).

10. The hydraulic device according to claim 6, characterized in that the outer circumferential surface of the rack (404) is sleeved with a second seal (4041).

11. The hydraulic device according to claim 1, characterized in that the number of outlet ends (4013) is equal to the number of drive mechanisms (2).