CN218719078U

CN218719078U - Electric proportional valve with front key

Info

Publication number: CN218719078U
Application number: CN202222601539.5U
Authority: CN
Inventors: 朱德安; 江华; 张亚毅; 杜都都
Original assignee: Ningbo Hengbo Electromagnetic Technology Co ltd
Current assignee: Ningbo Hengbo Electromagnetic Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-03-24
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses an electric proportional valve of positive button belongs to proportional valve technical field. It includes: a valve body; the cylinder manifold is arranged on the top surface of the valve body and connected with the valve body; the circuit board unit is arranged on the bus board and provided with a key connecting end; the casing is covered on the bus board to form an installation space, the circuit board unit is positioned in the installation space, the front surface of the casing is provided with a key installation part which extends outwards, and when the casing is installed on the bus board, the key connection end is inserted into the key installation part; and the function key is arranged on the key installation part, the key connecting end is close to the function key, and the function key is abutted and communicated with the key connecting end by pressing the function key. Through installing the function button in the front of housing, even when the proportional valve is fixed at the wall higher position, operating personnel also can see each function button from the front to operating personnel distinguishes each function button, the convenience when improving the operation.

Description

Electric proportional valve with front key

Technical Field

The utility model belongs to the technical field of the proportional valve, concretely relates to electric proportional valve of positive button.

Background

The electric proportional valve generally comprises a valve body and a housing arranged on the valve body, wherein an installation space for installing the electromagnetic valve, the circuit board and the bus board is formed between the valve body and the housing, and the housing is provided with a function key.

However, the current electric proportional valve is not only inconvenient for the housing to be installed due to the unreasonable structural layout in the installation space, but also causes the function keys to be difficult to be arranged on the front surface of the housing, and the function keys are arranged on the top surface of the housing.

Disclosure of Invention

The utility model provides an installation of being convenient for, button setting are at the positive electric proportional valve of housing to the above-mentioned problem that prior art exists.

The utility model discloses the accessible is realized by following technical scheme:

a face-key electrical proportional valve comprising:

a valve body;

the bus plate is arranged on the top surface of the valve body and connected with the valve body;

the circuit board unit is arranged on the bus board and is provided with a key connecting end which is horizontally arranged;

the cover casing is covered on the bus board to form an installation space, the circuit board unit is located in the installation space, the front surface of the cover casing is provided with a key installation part extending outwards, the key installation part is arranged in a penetrating manner, and after the cover casing is installed on the bus board, the key connection end is inserted into the key installation part;

and the function key is sleeved on the key installation part, the key connecting end is close to the function key, and the function key is abutted and communicated with the key connecting end by pressing the function key.

As a further improvement, the bus bar is provided with a first supporting plate and a second supporting plate which are vertically arranged.

As a further improvement of the utility model, the circuit board unit includes the first circuit board of vertical setting and the second circuit board that the level set up, first circuit board with the second circuit board is connected, the button link sets up on the first circuit board.

As a further improvement of the present invention, the first supporting plate and the second supporting plate are respectively erected on both sides around the second circuit board, and the first circuit board is close to the first supporting plate.

As a further improvement, the base of first backup pad is equipped with the locating part that is step form setting, first circuit board erects on the locating part.

As a further improvement, the top surface of the second support plate is provided with a limiting part, and simultaneously the side of the second circuit board is provided with a limiting groove, and when the side of the second circuit board is erected on the second support plate, the limiting part is connected with the limiting groove in a matching way.

As a further improvement, the location breach has been seted up respectively to the left and right sides of second circuit board, the inside wall of housing is equipped with the protruding muscle in location of vertical setting, the protruding muscle in location with location breach looks adaptation works as the housing is installed back on the cylinder manifold, the embedding of the protruding muscle in location in the breach of location.

As a further improvement, the protruding muscle of location includes the direction convex part and the spacing convex part of an organic whole connection, spacing convex part is close to the top surface of housing, the width of direction convex part is greater than the width of spacing convex part and pass through the inclined plane transition between the two.

As a further improvement, the inner wall of housing top surface is equipped with spacing bulge loop, simultaneously the top surface of second circuit board is equipped with the reference column, works as the housing is installed back on the cylinder manifold, the reference column inserts in the spacing bulge loop.

As a further improvement, the display frame is further installed on the first circuit board, and simultaneously the installing port has been seted up on the housing, the installing port with the button installation department is located same side, works as the housing is installed back on the cylinder manifold, the embedding of display frame is in the installing port.

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

1. through installing the function button in the front of housing, even when the proportional valve is fixed at the wall higher position, operating personnel also can see each function button from the front to operating personnel distinguishes each function button, the convenience when improving the operation.

2. The front side and the back side of second circuit board erect respectively in first backup pad and second backup pad, have sufficient space between the bottom of second circuit board and the cylinder manifold this moment and be used for installing the solenoid valve, and first circuit board is close to first backup pad simultaneously to the key-operated end sets up and the level stretches out forward on first circuit board, and then makes and forms compactness, reasonable spatial layout between each part in the whole installation space, so that follow-up installation that carries out the housing.

3. The location breach has been seted up respectively to the left and right sides of second circuit board, and the inside wall of housing is equipped with the protruding muscle in location of vertical setting, location protruding muscle and location breach looks adaptation, and when the housing was located the valve body directly over, the protruding muscle in location was located same vertical axis with the location breach, and then makes when installing the housing, only need with the housing along vertical direction install on the cylinder manifold can, improved the convenience when the housing installation.

4. The inner wall of housing top surface is equipped with spacing bulge loop, and the top surface of second circuit board is equipped with the reference column simultaneously, and back on the cylinder manifold is installed to the housing, the reference column inserts in the spacing bulge loop, wherein, owing to the setting of location protruding muscle and location breach for the housing is in the installation, and the reference column inserts smoothly in the spacing bulge loop, further plays limiting displacement to second circuit board, housing.

Drawings

Fig. 1 is a schematic structural view of the electric proportional valve with front buttons of the present invention;

fig. 2 is a schematic structural view of the cover case of the present invention after being separated from the bus board;

fig. 3 is a schematic structural view of the present invention from another view angle in fig. 2;

fig. 4 is a schematic view of the internal structure of the housing of the present invention.

In the figure, 100, valve body; 200. a bus bar; 210. a first support plate; 211. a limiting member; 220. a second support plate; 221. a limiting part; 300. a circuit board unit; 310. a key connecting end; 320. a first circuit board; 321. a display frame; 330. a second circuit board; 331. a limiting groove; 332. positioning the notch; 333. a positioning column; 340. an electromagnetic valve; 400. a housing; 410. a key mounting part; 420. positioning the convex ribs; 421. a guide projection; 422. a limit convex part; 430. a limit convex ring; 440. a limiting bump; 450. an installation port; 500. function keys; 600. and a transparent cover plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical method of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, the utility model provides an electric proportional valve of positive button, include:

a valve body 100.

And a bus plate 200 disposed on a top surface of the valve body 100 and coupled to the valve body 100.

And the circuit board unit 300 is arranged on the bus board 200, and the circuit board unit 300 is provided with a key connecting end 310 which is horizontally arranged.

And a cover case 400 covering the bus bar 200 and connected to the bus bar 200, wherein a key mounting portion 410 extending outward is disposed on a front surface of the cover case 400, the key mounting portion 410 is disposed to penetrate through the cover case 400, and when the cover case 400 is mounted on the bus bar 200, the key connecting end 310 is inserted into the key mounting portion 410.

The function key 500 is mounted on the key mounting portion 410, the function key 500 mainly comprises a connecting portion and an inserting portion, specifically, after the housing 400 is mounted on the bus board 200, the function key 500 can be mounted on the key mounting portion 410 only by pressing, at this time, the connecting portion of the function key 500 is sleeved on the key mounting portion 410, and meanwhile, the inserting portion of the function key 500 is inserted into the key mounting portion 410 and close to the key connecting end 310, and can be abutted against and communicated with the key connecting end 310 by pressing the function key 500;

it should be noted that, in the present embodiment, the function keys 500 are installed on the front surface of the housing 400, so that even when the proportional valve is fixed on a high position of the wall surface, the operator can see each function key 500 from the front surface, so as to distinguish each function key 500, compared to that, if the function keys 500 are installed on the top surface of the proportional valve, the operator cannot see the specific function corresponding to each function key 500 in this case, and the situation of pressing the wrong key is easy to occur, therefore, the proportional valve provided in the present embodiment successfully solves the above problems;

in addition, through the matching relation among the key installation part 410, the key connection end 310 and the function keys 500, when the operator installs the function keys 500, the operator only needs to press the function keys 500 to install the function keys 500 on the key installation part 410, thereby further improving the convenience in installation.

Preferably, the bus bar 200 is provided with a first support plate 210 and a second support plate 220 which are vertically arranged, and a distance is reserved between the first support plate 210 and the second support plate 220.

Preferably, the circuit board unit 300 includes a first circuit board 320 vertically disposed and a second circuit board 330 horizontally disposed, the first circuit board 320 is connected to the second circuit board 330, wherein the front and rear sides of the second circuit board 330 are erected on the first support plate 210 and the second support plate 220, at this time, a sufficient space is provided between the bottom of the second circuit board 330 and the bus board 200 for installing the electromagnetic valve 340, meanwhile, the first circuit board 320 is close to the first support plate 210, and the key connection end 310 is disposed on the first circuit board 320 and horizontally extends forward, so that a compact and reasonable spatial layout is formed between each component in the whole installation space, and the enclosure 400 is subsequently installed.

Preferably, the bottom edge of the first supporting plate 210 is provided with a stopper 211 arranged in a step shape, the first circuit board 320 is erected on the stopper 211, and the stopper 211 is arranged to support the first circuit board 320 and also to position the first circuit board 320, so as to position the key connecting end 310, thereby ensuring that the key connecting end 310 can be smoothly inserted into the key mounting portion 410 after the housing 400 is subsequently mounted.

Preferably, the top surface of the second support plate 220 is provided with a limiting portion 221, and the side edge of the second circuit board 330 is provided with a limiting groove 331, when the side edge of the second circuit board 330 is erected on the second support plate 220, the limiting portion 221 is connected with the limiting groove 331 in a matching manner, specifically, the second circuit board 330 is positioned and limited by the matching relationship between the limiting portion 221 and the limiting groove 331, so that the second circuit board 330 is ensured to be mounted at a correct position, and the second circuit board 330 is ensured not to be displaced all the time, thereby jointly positioning and limiting the first circuit board 320 and the key connection end 310.

Preferably, location breach 332 has been seted up respectively to the left and right sides of second circuit board 330, the inside wall of cover 400 is equipped with the protruding muscle 420 of location of vertical setting, protruding muscle 420 and location breach 332 looks adaptation in location, install the back on the cylinder manifold 200 when cover 400, the protruding muscle 420 embedding location breach 332 in the location, that is to say, when cover 400 is located valve body 100 directly over, the protruding muscle 420 of location is located same vertical axis with location breach 332, and then make when installing cover 400, only need with cover 400 vertically install on cylinder manifold 200 can, the convenience when cover 400 installs has been improved.

Preferably, the positioning rib 420 includes a guiding protrusion 421 and a limiting protrusion 422 that are integrally connected, the limiting protrusion 422 is close to the top surface of the housing 400, the width of the guiding protrusion 421 is greater than the width of the limiting protrusion 422, and the guiding protrusion and the limiting protrusion are transited through an inclined surface, that is, in the process of vertically installing the housing 400, the guiding protrusion 421 with smaller width is inserted into the positioning notch 332 first, and then the installation of the housing 400 is guided, until the limiting protrusion 422 with adaptive size is inserted into the positioning notch 332, and the second circuit board 330 is limited, and then the first circuit board 320, the key connection end 310, and the electromagnetic valve 340 are also limited, and it is ensured that each component in the installation space is located at the corresponding position all the time without displacement.

Preferably, the inner wall of the top surface of the housing 400 is provided with a limiting convex ring 430, and the top surface of the second circuit board 330 is provided with a positioning column 333, and after the housing 400 is mounted on the bus board 200, the positioning column 333 is inserted into the limiting convex ring 430, wherein due to the arrangement of the positioning convex rib 420 and the positioning notch 332, the positioning column 333 can be smoothly inserted into the limiting convex ring 430 during the mounting process of the housing 400, and further performs a limiting function on the second circuit board 330 and the housing 400.

In addition, the inner wall of the top surface of the cover case 400 is further provided with at least one pair of limiting protrusions 440, a gap is left between the pair of limiting protrusions 440, and after the cover case 400 is installed, the first circuit board 320 is inserted into the gap between the pair of limiting protrusions 440 to perform a limiting function.

Preferably, the display frame 321 is further mounted on the first circuit board 320, the cover 400 is provided with a mounting opening 450, the mounting opening 450 and the key mounting portion 410 are located on the same side, and the display frame 321 is embedded in the mounting opening 450 after the cover 400 is mounted on the bus bar 200.

In addition, a transparent cover plate 600 may be bonded to the surface of the cover 400 where the mounting opening 450 is formed, so as to protect the display frame 321, and a hole for the key mounting portion 410 to extend outward is formed in the transparent cover plate 600.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme formed by the arbitrary combination of the technical characteristics. The above is the detailed implementation of the present invention, and it should be noted that, for those skilled in the art, without departing from the principle of the present invention, a plurality of improvements and decorations can be made, and these improvements and decorations are also regarded as the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. 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 addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. A face-key electric proportioning valve comprising:

a valve body;

the circuit board unit is arranged on the bus board, and a key connecting end which is horizontally arranged is arranged on the circuit board unit;

2. The face-button electrical proportional valve of claim 1, wherein the manifold plate comprises a first support plate and a second support plate vertically disposed.

3. The face-button electrical proportional valve of claim 2, wherein the circuit board unit comprises a first circuit board disposed vertically and a second circuit board disposed horizontally, the first circuit board being connected to the second circuit board, the button connection end being disposed on the first circuit board.

4. The electrical proportional valve with front button of claim 3, wherein the front and back sides of the second circuit board are respectively erected on the first support plate and the second support plate, and the first circuit board is close to the first support plate.

5. The electrical proportional valve with front button of claim 3, wherein the bottom edge of the first supporting plate is provided with a stop member disposed in a step shape, and the first circuit board is mounted on the stop member.

6. The electrical proportional valve with front button as claimed in claim 4, wherein the top surface of the second supporting plate is provided with a limiting portion, and the side edge of the second circuit board is provided with a limiting groove, and when the side edge of the second circuit board is erected on the second supporting plate, the limiting portion is connected with the limiting groove in a matching manner.

7. The electrical proportional valve with front button as claimed in claim 4, wherein the second circuit board has positioning notches formed on left and right sides thereof, and the housing has vertically disposed positioning ribs adapted to the positioning notches, and the positioning ribs are inserted into the positioning notches when the housing is mounted on the bus bar.

8. The electrical proportional valve with front button as claimed in claim 7, wherein the positioning rib comprises a guiding protrusion and a limiting protrusion integrally connected with each other, the limiting protrusion is close to the top surface of the housing, the width of the guiding protrusion is greater than the width of the limiting protrusion, and the guiding protrusion and the limiting protrusion are in transition through an inclined surface.

9. The electrical proportional valve with front button as claimed in claim 3, wherein the inner wall of the top surface of the housing is provided with a position-limiting convex ring, and the top surface of the second circuit board is provided with a positioning post, and the positioning post is inserted into the position-limiting convex ring after the housing is mounted on the bus plate.

10. The electrical proportional valve with a front button as claimed in claim 3, wherein a display frame is further installed on the first circuit board, a mounting opening is formed in the housing, the mounting opening and the button mounting portion are located on the same side, and when the housing is mounted on the bus board, the display frame is embedded in the mounting opening.