CN216306780U

CN216306780U - Self-locking three-position four-way electromagnetic change valve

Info

Publication number: CN216306780U
Application number: CN202122083146.5U
Authority: CN
Inventors: 张雨; 刘怀; 薛晓迎; 张萌萌
Original assignee: Nanyang Junxin Petroleum Equipment Manufacturing Co ltd
Current assignee: Nanyang Junxin Petroleum Equipment Manufacturing Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-04-15
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a self-locking three-position four-way electromagnetic reversing valve, and relates to the technical field of reversing valves. The utility model comprises a valve body, wherein both sides of the valve body are in threaded fit with a sleeve, an iron coil attached to the valve body is sleeved on the periphery of the sleeve, one end of the sleeve is in threaded fit with a nut, both sides of the valve body are provided with channels, and a threaded rod with opposite threaded directions at both ends and a rotating rod meshed with the threaded rod are rotationally matched in the channels. The baffle plates for guiding the iron coil are symmetrically arranged on one side of the valve body, so that the phenomenon that the iron coil inclines when the iron coil is sleeved on the peripheral side of the sleeve is reduced, the sliding block drives the rotating plate under the driving of the L-shaped plate through the arrangement of the channel, the rotating plate rotates out of and in the channel, the iron coil is driven to slide on the peripheral side of the sleeve through the baffle plates, and the process of installing and taking out the sleeve is more convenient.

Description

Self-locking three-position four-way electromagnetic change valve

Technical Field

The utility model belongs to the technical field of reversing valves, and particularly relates to a self-locking three-position four-way electromagnetic reversing valve.

Background

The reversing valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatics. The self-locking reversing valve is used in an industrial control system to adjust the direction, flow, speed and other parameters of a medium, can be matched with different circuits to realize expected control, and can ensure the control precision and flexibility.

The reversing valve now comprises: the sleeve pipe, the iron coil who establishes at sleeve pipe week side, when the iron coil cover establish at sleeve pipe week side back, fix the iron coil in one side of valve body through the nut, when the cover was established, the iron coil because do not have guider, the slope is established to the very easy cover, and then leads to the iron coil to be the state of slope after fixed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a self-locking three-position four-way electromagnetic directional valve, which solves the technical problem that the existing iron coil is easy to incline after being fixed.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a self-locking three-position four-way electromagnetic directional valve comprises a valve body, wherein both sides of the valve body are in threaded fit with a sleeve, an iron coil attached to the valve body is sleeved on the periphery of the sleeve, one end of the sleeve is in threaded fit with a nut, both sides of the valve body are provided with channels, and the channels are in rotational fit with a threaded rod with opposite threaded directions at both ends and a rotating rod meshed with the threaded rod;

symmetry and elastic sliding fit have the sliding block in the channel, the equal screw-thread fit in threaded rod both sides have with sliding block complex L shaped plate, sliding block one side normal running fit has the rotor plate, and clearance fit has the baffle between two rotor plates.

Optionally, the sliding block slides and fits between the first limit post and the side wall of the channel.

Optionally, a first fixed rod in running fit with the first end of the rotating plate is installed on one side of the sliding block, a connecting column is in running fit between the two rotating plates, a second fixed rod is symmetrically installed on one side of the connecting column, and the second fixed rod is in running fit with the second end of the rotating plate.

Optionally, a connecting plate is installed on one side of the connecting column, a second limiting column is installed on one side of the connecting plate, a slope block is installed on one side of the second limiting column, a third fixing rod in sliding fit with the slope block is installed on one side of the second limiting column, two second springs are installed between the slope block and the second limiting column, and the baffle is installed on one side of the slope block.

Optionally, the first spacing post has been installed to the inside of channel, and the L shaped plate includes: the first plate body, with first plate body complex second plate body, and the laminating of first plate body is between first spacing post and channel lateral wall, and second plate body and sliding block cooperation have installed first spring between two sliding blocks.

Optionally, the first thread and the second thread are respectively formed at two ends of the sleeve, the first threaded hole matched with the first thread is formed in two sides of the valve body, and the second threaded hole matched with the second thread is formed in one side of the nut.

The embodiment of the utility model has the following beneficial effects:

according to the embodiment of the utility model, the baffle plates for guiding the iron coil are symmetrically arranged on one side of the valve body, so that the phenomenon that the iron coil inclines when being sleeved on the peripheral side of the sleeve is reduced, the sliding block drives the rotating plate under the driving of the L-shaped plate through the arrangement of the channel, the rotating plate rotates out of and in the channel, the iron coil is driven by the baffle plates to slide on the peripheral side of the sleeve, and the process of installing and taking out the sleeve is more convenient.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an iron coil structure according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a bushing according to an embodiment of the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic view of the structure at B in FIG. 3;

fig. 6 is a schematic structural diagram at C in fig. 3.

Wherein the figures include the following reference numerals:

the valve body 1, the iron coil 2, the sleeve 3, the nut 4, the channel 5, first spacing post 6, the threaded rod 7, first bevel gear 8, dwang 9, second bevel gear 10, turning block 11, sliding block 12, first fixed block 13, first dead lever 14, rotor plate 15, first spring 16, connecting plate 17, second dead lever 18, spliced pole 19, spacing post 20 of second, third dead lever 21, second spring 22, sloping block 23, baffle 24, L shaped plate 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the utility model have been omitted.

Referring to fig. 1 to 6, in the present embodiment, a self-locking three-position four-way electromagnetic directional valve is provided, which includes: the valve comprises a valve body 1, wherein both sides of the valve body 1 are in threaded fit with a sleeve 3, an iron coil 2 attached to the valve body 1 is sleeved on the periphery of the sleeve 3, one end of the sleeve 3 is in threaded fit with a nut 4, both sides of the valve body 1 are provided with channels 5, and the channels 5 are in rotational fit with a threaded rod 7 with opposite threaded directions at both ends and a rotating rod 9 meshed with the threaded rod 7;

sliding block 12 is arranged in channel 5 in a symmetrical and elastic sliding fit mode, L-shaped plates 25 matched with sliding block 12 are arranged on two sides of threaded rod 7 in a threaded fit mode, rotating plates 15 are arranged on one sides of sliding blocks 12 in a rotating fit mode, and baffle plates 24 are movably matched between the two rotating plates 15.

When the iron coil 2 needs to be installed on one side of the valve body 1, firstly, the rotating rod 9 is rotated, the rotating rod 9 drives the two L-shaped plates 25 to slide through the threaded rod 7, the two L-shaped plates 25 are far away from each other because the thread directions of the two ends of the threaded rod 7 are opposite, when the two L-shaped plates 25 slide to the two side walls of the channel 5 respectively, the rotating rod 9 is stopped to rotate, then the sleeve 3 is in threaded fit on one side of the valve body 1, then the iron coil 2 is sleeved on the peripheral side of the sleeve 3, then the iron coil 2 is slid, the iron coil 2 drives the two rotating plates 15 to move through the baffle plate 24, the rotating plates 15 drive the sliding block 12 to slide in the channel 5, when the iron coil 2 is attached to one side of the valve body 1, then the nut 4 is screwed at one end of the sleeve 3 and the iron coil 2 is positioned, and therefore the installation of the iron coil 2 is completed;

when the iron coil 2 needs to be taken out of the sleeve 3, the nut 4 is firstly taken out of one end of the sleeve 3, then the rotating rod 9 is rotated reversely, the rotating rod 9 drives the two L-shaped plates 25 to slide through the threaded rod 7, the L-shaped plates 25 drive the sliding block 12 to slide in the channel 5, and the iron coil 2 can be taken out of the sleeve 3 by referring to the steps.

Install the baffle 24 that is used for leading to iron coil 2 through the symmetry in one side at valve body 1, it takes place to have reduced iron coil 2 and establish the condition of establishing the slope when sleeve 3 week side, the setting of channel 5, realized that sliding block 12 drives rotor plate 15 under the drive of L shaped plate 25, so that rotor plate 15 rolls out in channel 5, the commentaries on classics advances, in order to realize driving iron coil 2 through baffle 24 and slide in sleeve 3's week side, make to sleeve 3 installation, the process of taking out is more convenient.

Three-position four-way reversing valve: the three-position four-way reversing valve has three working position states, four oil ports generally have two inlets and two outlets, which are respectively represented by P, T, A, B, P is an oil inlet, T is an oil return port, A \ B is respectively connected with an upper cavity and a lower cavity of an actuating element, the valve is in a middle position when in a natural position, and the three-position four-way reversing valve consists of a two-position four-way reversing valve and a static position.

Referring to fig. 4, in the present embodiment, the first position-limiting column 6 is installed inside the channel 5, and the L-shaped plate 25 includes: the first plate body and the second plate body matched with the first plate body are provided with guide rods in sliding fit with the first plate body, the occurrence of the situation that the first plate body inclines during sliding is reduced, the stability of the first plate body during sliding is further improved, the first plate body is attached between the first limiting column 6 and the side wall of the channel 5, the second plate body is matched with the sliding blocks 12, a first spring 16 is arranged between the two sliding blocks 12, a first fixing rod 14 in rotating fit with the first end of the rotating plate 15 is arranged on one side of each sliding block 12, a connecting column 19 is in rotating fit between the two rotating plates 15, second fixing rods 18 are symmetrically arranged on one side of each connecting column 19, the second fixing rods 18 are in rotating fit with the second ends of the rotating plates 15, the situation that the rotating plates 15 incline during rotating is reduced, the stability of the rotating plates 15 during rotating is further improved, the sliding blocks 12 slide and are attached between the first limiting columns 6 and the side wall of the channel 5, when threaded rod 7 rotated, threaded rod 7 drove sliding block 12 through L shaped plate 25 and slided, and sliding block 12 drove first dead lever 14 through first fixed block 13 and removes, and first dead lever 14 drove rotor plate 15 and rotates, as shown in fig. 5, rotor plate 15 drove spliced pole 19 through second dead lever 18 and removes, and then made things convenient for and drove spliced pole 19 and removed.

Referring to fig. 5, in the present embodiment, a connecting plate 17 is installed at one side of a connecting column 19, a second limiting column 20 is installed at one side of the connecting plate 17, a slope block 23 is installed at one side of the second limiting column 20, a third fixing rod 21 in sliding fit with the slope block 23 is installed at one side of the second limiting column 20, and guides the slope block 23 when sliding, so as to improve the stability of the slope block 23 when sliding, two second springs 22 are installed between the slope block 23 and the second limiting column 20, and a baffle plate 24 is installed at one side of the slope block 23, so that the slope block 23 can be conveniently reset in time under the elastic action of the second springs 22 when not in use.

Referring to fig. 6, in the present embodiment, a first thread and a second thread are respectively formed at two ends of a sleeve 3, two sides of a valve body 1 are respectively provided with a first threaded hole adapted to the first thread, one side of a nut 4 is provided with a second threaded hole adapted to the second thread, one end of a threaded rod 7 is provided with a first bevel gear 8, one end of a rotating rod 9 is provided with a second bevel gear 10 engaged with the first bevel gear 8, when the rotating rod 9 rotates, one end of the rotating rod 9 drives the first bevel gear 8 to rotate through the second bevel gear 10, the first bevel gear 8 drives the threaded rod 7 to rotate, the threaded rod 7 drives two L-shaped plates 25 to slide in a channel 5, so that the occurrence of the situation that the L-shaped plates 25 incline when sliding is reduced.

Example 1: in one aspect of the embodiment, in order to reduce as much as possible the tilting of the swivelling levers 9 during swivelling, the present embodiment provides two alternative embodiments.

Embodiment 1.1, in this embodiment, a rotation block 11 is installed at one end of the rotation rod 9, so that the occurrence of tilting of the rotation rod 9 during rotation is reduced, and the stability of the rotation rod 9 during rotation is further improved.

Embodiment 1.2, in this embodiment, one side of the first fixed block 13 is provided with the first fixed rod 14 which is rotatably matched with the rotating plate 15, so that the situation that the rotating plate 15 shakes during rotation is reduced.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. The utility model provides a from locking-type tribit four-way solenoid directional valve which characterized in that includes: the valve comprises a valve body (1), wherein both sides of the valve body (1) are in threaded fit with a sleeve (3), an iron coil (2) attached to the valve body (1) is sleeved on the periphery of the sleeve (3), one end of the sleeve (3) is in threaded fit with a nut (4), both sides of the valve body (1) are provided with channels (5), and the channels (5) are in rotational fit with threaded rods (7) with opposite threaded directions at both ends and rotating rods (9) meshed with the threaded rods (7); sliding block (12) have in channel (5) symmetry and elasticity sliding fit, and threaded rod (7) both sides equal screw-thread fit have with sliding block (12) complex L shaped plate (25), and sliding block (12) one side normal running fit has rotor plate (15), and clearance fit has baffle (24) between two rotor plates (15).

2. The self-locking three-position four-way electromagnetic directional valve as claimed in claim 1, wherein the channel (5) is internally provided with a first limit column (6), and the L-shaped plate (25) comprises: first plate body, with first plate body complex second plate body, and the laminating of first plate body is between first spacing post (6) and channel (5) lateral wall, and second plate body and sliding block (12) cooperation have installed first spring (16) between two sliding blocks (12).

3. A self-locking three-position four-way electromagnetic directional valve according to claim 2, characterized in that the sliding block (12) slides and fits between the first limit post (6) and the side wall of the channel (5).

4. A self-locking three-position four-way electromagnetic directional valve as recited in claim 1, wherein one side of the sliding block (12) is provided with a first fixed rod (14) rotatably engaged with a first end of the rotating plate (15), a connecting column (19) rotatably engaged between the two rotating plates (15), one side of the connecting column (19) is symmetrically provided with a second fixed rod (18), and the second fixed rod (18) is rotatably engaged with a second end of the rotating plate (15).

5. The self-locking three-position four-way electromagnetic directional valve as claimed in claim 4, wherein one side of the connecting column (19) is provided with a connecting plate (17), one side of the connecting plate (17) is provided with a second limiting column (20), one side of the second limiting column (20) is provided with a slope block (23), one side of the second limiting column (20) is provided with a third fixing rod (21) which is in sliding fit with the slope block (23), two second springs (22) are arranged between the slope block (23) and the second limiting column (20), and the baffle plate (24) is arranged at one side of the slope block (23).

6. The self-locking three-position four-way electromagnetic directional valve as claimed in claim 1, wherein both ends of the sleeve (3) are respectively provided with a first thread and a second thread, both sides of the valve body (1) are provided with a first threaded hole adapted to the first thread, and one side of the nut (4) is provided with a second threaded hole adapted to the second thread.