CN218093675U

CN218093675U - Direct drive type servo valve with multiple communication modes

Info

Publication number: CN218093675U
Application number: CN202222000243.8U
Authority: CN
Inventors: 张文杰; 李蛟
Original assignee: Changzhou Kelin Electronic Technology Co ltd
Current assignee: Changzhou Kelin Electronic Technology Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-20
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a direct drive type servo valve with multiple communication modes, which belongs to the technical field of servo valves and comprises a servo valve body, wherein the top of the servo valve body is electrically connected with a plug, the outer side wall of the servo valve body is connected with a guide pipe, one side of the guide pipe is in through connection with a clamping sleeve, the outer side wall of the clamping sleeve is provided with a connector, a filtering component is arranged above and below the clamping sleeve, the filtering component comprises a sealing cavity, the outer side wall of the sealing cavity is provided with a pressurizing component, the inner wall of the sealing cavity is provided with a small hole filtering net, one side of the small hole filtering net is provided with a middle hole filtering net, and one side of the middle hole filtering net is provided with a large hole filtering net; the utility model relates to a novelty for simple structure and practicality can prevent to block up in the valve when using for a long time, increases transmission pressure, is convenient for dredge liquid, and increase of service life reduces the maintenance cost, satisfies the user demand, thereby reaches best result of use.

Description

Direct drive type servo valve with multiple communication modes

Technical Field

The utility model belongs to the technical field of the servovalve, concretely relates to direct drive formula servovalve of many communication modes.

Background

The servo valve is mainly used for correspondingly outputting modulated flow and pressure after receiving an electric analog signal, is an electro-hydraulic conversion element and a power amplification element, can convert a low-power weak electric input signal into high-power hydraulic energy (flow and pressure) to be output, and connects an electric part with a hydraulic part in an electro-hydraulic servo system to realize conversion and hydraulic amplification of the electro-hydraulic signal; however, the existing direct-drive servo valve with multiple communication modes has the problems of complex structure, easy blockage in the valve during long-term use, small pressure transmission, incapability of dredging, reduced service life, high maintenance cost, incapability of meeting the requirements of users and incapability of achieving the best use effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a direct drive formula servovalve of many communication modes to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a direct drive formula servovalve of many communication modes, includes the servovalve body, servovalve body top and plug electric connection, and servovalve body lateral wall and pipe connection are in the same place, pipe one side with step up set through connection, and step up set lateral wall and seted up the connector, step up the cover below and install filter assembly, filter assembly is including sealed chamber, pressure boost subassembly is installed to sealed chamber lateral wall, and sealed intracavity wall installs the aperture filter screen, the mesopore filter screen is installed to aperture filter screen one side, and mesopore filter screen one side installs the macropore filter screen, pressure boost subassembly includes the sleeve, sealed lid is installed at the sleeve top, and the sleeve lateral wall has seted up the suction hole, the connecting rod is installed to the sleeve inner wall, and the blade is installed to the connecting rod outer wall.

As a preferred embodiment, the guide tube is penetrated by the tightening sleeve and is connected with the connector in a penetrating manner, and a rubber ring is attached to the penetrating connection position of the guide tube and the tightening sleeve.

In a preferred embodiment, a sealing ring is attached to the inner wall of the connector, and the sealing ring is specifically made of a silicone rubber member.

In a preferred embodiment, the sleeve is cylindrical in shape and the sleeve is a brass member.

In a preferred embodiment, the blade is in particular arc-shaped, and the blade is in particular made of an aluminum alloy sheet.

In a preferred embodiment, the medium-pore filter mesh and the large-pore filter mesh are honeycomb-shaped, and the medium-pore filter mesh and the large-pore filter mesh are metal wire mesh members.

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

according to the direct drive type servo valve with the multi-communication mode, the structures such as the sealing cavity, the small-hole filter screen, the medium-hole filter screen and the large-hole filter screen are arranged, liquid transmitted by the servo valve is primarily filtered through the matching of the large-hole filter screen and the medium-hole filter screen, secondary filtering is carried out through the small-hole filter screen, the phenomenon that impurities in the liquid cause blocking in the valve is prevented, and the optimal using effect is achieved;

this direct drive formula servovalve of many communication modes, through setting up sleeve, sealed lid, inhaling hole, connecting rod and blade isotructure, utilize to inhale the hole and inhale sleeve inner wall with liquid, strengthen transmission pressure with it through the cooperation of connecting rod and blade, prevent to block up, utilize sealed lid to clear up when sleeve inner wall blocks up, reduce the maintenance cost, satisfy user's demand.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a filter assembly according to the present invention;

fig. 3 is a schematic structural diagram of the supercharging assembly according to the present invention.

In the figure: 1. a servo valve body; 2. a plug; 3. a conduit; 4. tightening the sleeve; 5. a connector; 6. a filter assembly; 61. sealing the cavity; 62. a pressurizing assembly; 621. a sleeve; 622. a sealing cover; 623. sucking holes; 624. a connecting rod; 625. a blade; 63. a small-hole filter screen; 64. a mesoporous filter screen; 65. a macroporous filter screen.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Example one

With reference to fig. 1-3, the utility model provides a direct drive formula servovalve of many communication modes, including servovalve body 1, servovalve body 1 top and 2 electric connection of plug, and servovalve body 1 lateral wall links together with pipe 3, pipe 3 one side with step up cover 4 through connection, and step up 4 lateral walls and seted up connector 5, step up the cover 4 below and install filter assembly 6, filter assembly 6 includes sealed chamber 61, pressure boost subassembly 62 is installed to sealed chamber 61 lateral wall, and sealed chamber 61 inner wall installs aperture filter screen 63, aperture filter screen 63 installs mesopore filter screen 64 one side, and mesopore filter screen 64 installs macropore filter screen 65 in one side, pressure boost subassembly 62 includes sleeve 621, sealed lid 622 is installed at the sleeve 621 top, and sleeve 621 has seted up the lateral wall and has inhaled the hole 623, sleeve 621 installs connecting rod 624 in the inner wall, and connecting rod 624 installs blade 625, make simple structure and practical, can prevent stopping valve internal blocking when using for a long time, increase transmission pressure, be convenient for mediation liquid, the increase service life, reduce the maintenance cost, satisfy the user's demand, thereby reach the best result of use.

Example two

With reference to fig. 1 and 2, based on the embodiment 1, the conduit 3 is penetrated by the tightening sleeve 4 and is connected to the connector 5, and the rubber ring is attached to the penetrating connection between the conduit 3 and the tightening sleeve 4.

EXAMPLE III

Referring to fig. 1 and 2, based on the

above embodiment

1 or 2, a sealing ring is attached to the inner wall of the connector 5, and the sealing ring is specifically made of a silicone rubber member.

Example four

Referring to fig. 1, 2 and 3, the sleeve 621 is cylindrical and the sleeve 621 is made of brass, based on the

above embodiments

1, 2 or 3.

When in use, utilize plug 2 and other electronic components electric connection, transmit liquid through pipe 3, utilize to step up cover 4 and step up sealed chamber 61 fixedly, be connected with other pressure equipment through connector 5, utilize and inhale the hole 623 with liquid suction sleeve 621 inner wall, strengthen its transmission pressure through the cooperation of connecting rod 624 and blade 625, prevent to block up, utilize sealed lid 622 to clear up when sleeve 621 inner wall blocks up, carry out the primary filtration through the cooperation of macropore filter screen 65 and mesopore filter screen 64 to the liquid of valve internal transmission, utilize micropore filter screen 63 to carry out secondary filtration, prevent that impurity in the liquid from leading to blocking up in the valve, make simple structure and practicality, can prevent blocking up in the valve when using for a long time, strengthen transmission pressure, be convenient for dredge liquid, and the service life is prolonged, and the maintenance cost is reduced, and the user's demand is satisfied, thereby the best result of use is reached.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a direct drive formula servovalve of many communication modes, includes servovalve body (1), its characterized in that: servo valve body (1) top and plug (2) electric connection, and servo valve body (1) lateral wall links together with pipe (3), pipe (3) one side with tighten set (4) through connection, and tighten set (4) lateral wall and seted up connector (5), tighten set (4) the below and install filtering component (6), filtering component (6) are including sealed chamber (61), pressure boost subassembly (62) are installed to sealed chamber (61) lateral wall, and sealed chamber (61) inner wall installs aperture filter screen (63), mesopore filter screen (64) are installed to aperture filter screen (63) one side, and mesopore filter screen (64) one side installs macropore filter screen (65), pressure boost subassembly (62) include sleeve (621), sealed lid (622) is installed at sleeve (621) top, and sleeve (621) lateral wall has been seted up and has been inhaled hole (623), connecting rod (624) are installed to sleeve (621) inner wall, and blade (625) are installed to connecting rod (624) outer wall.

2. A multi-communication direct-drive servovalve as set forth in claim 1, wherein: the guide pipe (3) penetrates through the tightening sleeve (4) and is in through connection with the connector (5), and the guide pipe (3) and the tightening sleeve (4) are attached to the joint in a penetrating mode and are provided with rubber rings.

3. A multi-communication direct-drive servovalve as set forth in claim 1, wherein: the inner wall of the connector (5) is attached with a sealing ring, and the sealing ring is a silicon rubber component.

4. A multi-communication direct-drive servovalve as set forth in claim 1, wherein: the sleeve (621) is cylindrical, and the sleeve (621) is made of brass.

5. A multi-communication direct-drive servovalve as set forth in claim 1, wherein: the blades (625) are arc-shaped, and the blades (625) are made of aluminum alloy sheets.

6. A multi-communication direct-drive servovalve as set forth in claim 1, wherein: the medium-pore filter screen (64) and the large-pore filter screen (65) are honeycomb-shaped, and the medium-pore filter screen (64) and the large-pore filter screen (65) are metal wire mesh members.