CN211852564U

CN211852564U - Wet-type multi-disc hydraulic clutch

Info

Publication number: CN211852564U
Application number: CN202020021951.8U
Authority: CN
Inventors: 黄晓东
Original assignee: Ningbo Demeili Machinery Co ltd
Current assignee: Ningbo Demeili Machinery Co ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-11-03
Anticipated expiration: 2030-01-03

Abstract

The utility model provides a wet-type multi-disc hydraulic clutch belongs to clutch technical field. The wet type multi-plate hydraulic clutch comprises a transmission mechanism, a hydraulic actuating mechanism and an electromagnetic actuating mechanism. The transmission mechanism comprises an input shaft, an output shaft, a first supporting seat, a second supporting seat and a fixing plate, wherein the first supporting seat is rotatably installed outside the input shaft, and the second supporting seat is fixedly installed outside the output shaft. The utility model discloses during the solenoid switch-on, the iron core becomes the magnet, and the iron core repels with the magnet piece for the joint spare of briquetting tip contacts to second supporting seat tip, makes the clutch be in and connects the closure state. The utility model discloses an adopt two kinds of separation and reunion schemes of hydraulic pressure and electromagnetism, guarantee that wet-type multi-disc hydraulic clutch you can stable use, in time hydraulic system breaks down or destroys, and electromagnetic system also can interim backer use, increases the security that the clutch used.

Description

Wet-type multi-disc hydraulic clutch

Technical Field

The utility model relates to a clutch field particularly, relates to a wet-type multi-disc hydraulic clutch.

Background

Wet multi-plate hydraulic clutches are often used in automatic transmissions, such as the commonly used automated manual transmissions. The plurality of steel sheets and the friction plates are pressed tightly under the action of the hydraulic cylinder to combine the clutch, and the steel sheets and the friction plates are separated under the action of the spring force after oil return.

The wet-type multi-disc hydraulic clutch adopts hydraulic pressure to push friction plates of the clutch to be in mutual friction contact, so that the clutch plays a clutch role, and the clutch cannot be used immediately once a hydraulic system fails or is damaged only by adopting hydraulic pressure for pushing.

SUMMERY OF THE UTILITY MODEL

In order to remedy the above insufficiency, the utility model provides a wet-type multi-disc hydraulic clutch aims at improving wet-type multi-disc hydraulic clutch and only adopts hydraulic pressure suppression clutch friction disc, the single problem of drive mode.

The utility model discloses a realize like this:

the utility model provides a wet-type multi-disc hydraulic clutch, including drive mechanism, hydraulic actuator and electromagnetic actuator.

The transmission mechanism comprises an input shaft, an output shaft, a first supporting seat, a second supporting seat and a fixing plate, the first supporting seat is rotatably arranged outside the input shaft, the second supporting seat is fixedly arranged outside the output shaft, the fixed plate is arranged at one end of the input shaft close to the second supporting seat, an oil cavity is arranged in the first supporting seat, one side of the first supporting seat is provided with an oil filling hole, the hydraulic actuating mechanism comprises a pressing block, an elastic piece and a clamping piece, the clamping piece is fixedly connected with one end of the pressing block, the elastic piece is arranged between the pressing block and the fixing plate, the electromagnetic actuating mechanism comprises an iron core, an electromagnetic coil and a magnet block, the iron core is arranged on the outer side of the first supporting seat, the electromagnetic coil is sleeved outside the iron core, and the magnet block is arranged on one side of the pressing block.

In an embodiment of the present invention, the first supporting seat is close to one side of the second supporting seat is fixedly mounted with a clutch steel sheet.

In an embodiment of the present invention, the second supporting seat includes a supporting shell and a supporting block, the supporting shell is sleeved outside the output shaft, and the supporting block is fixedly connected between the supporting shell and the output shaft.

In an embodiment of the present invention, the first supporting seat has an outer side opened inside a first mounting groove, and the iron core and the electromagnetic coil are mounted inside the first mounting groove.

In an embodiment of the present invention, an end cover is installed at an end of the first installation groove.

In an embodiment of the present invention, the pressing block is close to one side of the first supporting seat, and a second mounting groove is formed in the pressing block, and the magnet block is mounted inside the second mounting groove.

The utility model discloses an in one embodiment, the elastic component includes first stopper, second stopper and spring, first stopper one end fixed connection in briquetting one side, second stopper one end fixed connection in fixed plate one side, the spring cup joint in first stopper with between the second stopper.

The utility model discloses an in one embodiment, the joint spare is including installation shell and clutch friction disc, clutch friction disc movable mounting in installation shell is inboard.

In an embodiment of the present invention, the inner side of the mounting housing is fixedly connected with a limiting rod, and the clutch friction plate is movably penetrated through the limiting rod.

In an embodiment of the present invention, the first sealing ring is sleeved outside the pressing block, and the second sealing ring is embedded inside the pressing block.

The utility model has the advantages that: when the wet-type multi-disc hydraulic clutch is used, when oil pressure is injected into the oil injection hole, the oil pressure pressing block moves to one side of the second supporting seat, the elastic piece between the pressing block and the fixed plate is compressed, and the clamping piece at the end part of the pressing block contacts with the end part of the second supporting seat, so that the clutch is in a connection and closing state; when the electromagnetic coil is switched on, the iron core becomes a magnet, the iron core and the magnet block repel each other, so that the clamping piece at the end part of the pressing block is contacted with the end part of the second supporting seat, and the clutch is in a connection closed state. The utility model discloses an adopt two kinds of separation and reunion schemes of hydraulic pressure and electromagnetism, guarantee that wet-type multi-disc hydraulic clutch you can stable use, in time hydraulic system breaks down or destroys, and electromagnetic system also can interim backer use, increases the security that the clutch used.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a wet-type multi-plate hydraulic clutch according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a transmission mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a hydraulic actuator according to an embodiment of the present invention;

fig. 4 is a schematic structural view of an elastic member according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of an electromagnetic actuator according to an embodiment of the present invention.

In the figure: 10-a transmission mechanism; 110 — an input shaft; 120-an output shaft; 130-a first support; 131-clutch steel sheet; 132-a first mounting groove; 133-oil filler hole; 140-a second support seat; 141-a support housing; 142-a support block; 150-an oil chamber; 160-a fixed plate; 20-a hydraulic actuator; 210-briquetting; 220-an elastic member; 221-a first stopper; 222-a second stopper; 223-a spring; 230-a clip; 231-mounting the housing; 232-clutch friction plate; 233-a limit rod; 240-first seal ring; 250-a second seal ring; 260-a second mounting groove; 30-an electromagnetic actuator; 310-a core; 320-an electromagnetic coil; 330-magnet block; 340-end cap.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to 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", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a wet-type multi-plate hydraulic clutch, which includes a transmission mechanism 10, a hydraulic actuator 20 and an electromagnetic actuator 30.

The transmission mechanism 10 is used for connecting and matching between the gear box and the power output end, the hydraulic actuator 20 achieves the driving effect of clutch by the clutch inner assembly in a hydraulic mode, and the electromagnetic actuator 30 achieves the driving effect of clutch by the clutch inner assembly in an electromagnetic mode.

Referring to fig. 2, the transmission mechanism 10 includes an input shaft 110, an output shaft 120, a first supporting seat 130, a second supporting seat 140 and a fixing plate 160, the first supporting seat 130 is rotatably installed outside the input shaft 110, the second supporting seat 140 is fixedly installed outside the output shaft 120, a clutch steel sheet 131 is fixedly installed on one side of the first supporting seat 130 close to the second supporting seat 140, the first supporting seat 130 and the clutch steel sheet 131 are fixed by notch scarf joint, the fixing plate 160 is installed on one end of the input shaft 110 close to the second supporting seat 140, the fixing plate 160 and the input shaft 110 are integrally formed, an oil cavity 150 is arranged inside the first supporting seat 130, and an oil filling hole 133 is formed on one side of the first supporting seat 130. The second support seat 140 includes a support housing 141 and a support block 142, the support housing 141 is sleeved outside the output shaft 120, the support block 142 is fixedly connected between the support housing 141 and the output shaft 120, and the support block 142 is fixed to the support housing 141 and the output shaft 120 by bolts.

Referring to fig. 3, the hydraulic actuator 20 includes a pressing block 210, an elastic member 220 and a clamping member 230, the clamping member 230 is fixedly connected to one end of the pressing block 210, and the elastic member 220 is installed between the pressing block 210 and the fixing plate 160. The outer side of the pressing block 210 is sleeved with a first sealing ring 240, the inner side of the pressing block 210 is embedded with a second sealing ring 250, and the first sealing ring 240 and the second sealing ring 250 are used for sealing the oil cavity 150 to prevent oil from leaking outside. The clamping member 230 comprises an installation shell 231 and a clutch friction plate 232, the clutch friction plate 232 is movably installed on the inner side of the installation shell 231, the inner side of the installation shell 231 is fixedly connected with a limiting rod 233, the installation shell 231 and the limiting rod 233 are fixed through welding, and the clutch friction plate 232 movably penetrates through the limiting rod 233; the stopper rod 233 is used to movably mount the clutch disk 232.

Referring to fig. 4, the elastic member 220 includes a first stopper 221, a second stopper 222 and a spring 223, one end of the first stopper 221 is fixedly connected to one side of the pressing block 210, the first stopper 221 and the pressing block 210 are fixed by welding, one end of the second stopper 222 is fixedly connected to one side of the fixing plate 160, the second stopper 222 and the fixing plate 160 are fixed by welding, and the spring 223 is sleeved between the first stopper 221 and the second stopper 222.

Referring to fig. 5, the electromagnetic actuator 30 includes an iron core 310, an electromagnetic coil 320, and a magnet block 330, the iron core 310 is mounted outside the first supporting base 130, the electromagnetic coil 320 is sleeved outside the iron core 310, and the magnet block 330 is mounted on one side of the pressing block 210. The outer side of the first supporting seat 130 is provided with a first mounting groove 132, the iron core 310 and the electromagnetic coil 320 are both mounted in the first mounting groove 132, and the end part of the first mounting groove 132 is provided with an end cover 340; the end cap 340 protects the iron core 310 and the electromagnetic coil 320 inside the first mounting groove 132, the pressing block 210 is provided with a second mounting groove 260 on one side close to the first supporting seat 130, and the magnet block 330 is mounted inside the second mounting groove 260.

The working principle of the wet-type multi-plate hydraulic clutch is as follows: when the oil pressure pressing device is used, the input shaft 110 drives the external pressing block 210 to rotate, the pressing block 210 drives the clamping piece 230 at the end part to rotate, when oil pressure is injected into the oil filler hole 133, the oil pressure pressing block 210 moves towards one side of the second supporting seat 140, the elastic piece 220 between the pressing block 210 and the fixing plate 160 is compressed, namely the spring 223 in the elastic piece 220 is compressed, the clamping piece 230 at the end part of the pressing block 210 contacts the end part of the second supporting seat 140, namely the clutch steel sheet 131 in the clamping piece 230 contacts with the clutch friction sheet 232 outside the second supporting seat 140, so that the clutch is in a connection closed state; when the oil pressure is removed, the spring 223 is relaxed, and the clutch steel sheet 131 inside the clamping piece 230 is in clutch with the clutch friction sheet 232 outside the second supporting seat 140, so that the clutch is in a clutch state. When the electromagnetic coil 320 is switched on, the iron core 310 becomes a magnet, the iron core 310 and the magnet block 330 repel each other, so that the clamping piece 230 at the end of the pressing piece 210 contacts with the end of the second supporting seat 140, namely, the clutch steel sheet 131 inside the clamping piece 230 contacts with the clutch friction sheet 232 outside the second supporting seat 140, so that the clutch is in a connection and closing state; when the current in the electromagnetic coil 320 is removed, the spring 223 is relaxed, and the clutch steel sheet 131 in the clamping piece 230 is in clutch with the clutch friction sheet 232 outside the second supporting seat 140, so that the clutch is in a clutch state.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wet-type multi-plate hydraulic clutch is characterized by comprising

The transmission mechanism (10) comprises an input shaft (110), an output shaft (120), a first supporting seat (130), a second supporting seat (140) and a fixing plate (160), wherein the first supporting seat (130) is rotatably installed outside the input shaft (110), the second supporting seat (140) is fixedly installed outside the output shaft (120), the fixing plate (160) is arranged at one end, close to the second supporting seat (140), of the input shaft (110), an oil cavity (150) is arranged inside the first supporting seat (130), and an oil filling hole (133) is formed in one side of the first supporting seat (130);

the hydraulic actuating mechanism (20), the hydraulic actuating mechanism (20) includes a pressing block (210), an elastic member (220) and a clamping member (230), the clamping member (230) is fixedly connected to one end of the pressing block (210), and the elastic member (220) is installed between the pressing block (210) and the fixing plate (160);

the electromagnetic actuator (30) comprises an iron core (310), an electromagnetic coil (320) and a magnet block (330), wherein the iron core (310) is installed on the outer side of the first supporting seat (130), the electromagnetic coil (320) is sleeved outside the iron core (310), and the magnet block (330) is installed on one side of the pressing block (210).

2. A wet multi-plate hydraulic clutch according to claim 1 wherein a clutch steel plate (131) is fixedly mounted to the first support seat (130) on a side thereof adjacent to the second support seat (140).

3. The wet multi-plate hydraulic clutch according to claim 1, wherein the second support base (140) comprises a support housing (141) and a support block (142), the support housing (141) is sleeved outside the output shaft (120), and the support block (142) is fixedly connected between the support housing (141) and the output shaft (120).

4. The wet-type multi-plate hydraulic clutch according to claim 1, wherein a first mounting groove (132) is formed in an outer side of the first supporting seat (130), and the iron core (310) and the electromagnetic coil (320) are mounted in the first mounting groove (132).

5. A wet multi-plate hydraulic clutch according to claim 4 wherein an end cap (340) is mounted to the end of the first mounting groove (132).

6. The wet-type multi-plate hydraulic clutch according to claim 1, wherein a second mounting groove (260) is formed on a side of the pressing block (210) close to the first supporting seat (130), and the magnet block (330) is mounted inside the second mounting groove (260).

7. The wet multi-plate hydraulic clutch according to claim 1, wherein the elastic member (220) comprises a first stopper (221), a second stopper (222) and a spring (223), one end of the first stopper (221) is fixedly connected to one side of the pressing block (210), one end of the second stopper (222) is fixedly connected to one side of the fixing plate (160), and the spring (223) is sleeved between the first stopper (221) and the second stopper (222).

8. A wet multi-plate hydraulic clutch according to claim 1, wherein said snap-in member (230) comprises a mounting housing (231) and a clutch disk (232), said clutch disk (232) being movably mounted inside said mounting housing (231).

9. A wet-type multi-plate hydraulic clutch according to claim 8, characterized in that a limiting rod (233) is fixedly connected to the inner side of the mounting housing (231), and the clutch disk (232) movably penetrates through the limiting rod (233).

10. The wet multi-plate hydraulic clutch according to claim 1, wherein a first seal ring (240) is sleeved on the outer side of the pressure block (210), and a second seal ring (250) is embedded on the inner side of the pressure block (210).