CN217641064U

CN217641064U - Dustproof material level switch

Info

Publication number: CN217641064U
Application number: CN202221825574.9U
Authority: CN
Inventors: 孔际涛; 孔永丰
Original assignee: Zhejiang Mushen Machinery Co ltd
Current assignee: Zhejiang Mushen Machinery Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-10-21
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a dirt-proof material level switch, including bearing bottom plate, shell body, interior casing, solid fixed ring, micro-gap switch, bearing bottom plate one side inner wall passes through screw fixed connection in interior casing one side outer wall, interior casing opposite side outer wall joint in shell body one side outer wall, gu fixed ring is located bearing bottom plate, the shell body outside, gu fixed ring one side inner wall processing has evenly distributed's screw hole, gu the fixed ring outside is through bolt fixedly connected with dust cover, the shell body, the inside swing joint of interior casing touches the fishplate bar, the shell body, the inside dustproof pad that is provided with of interior casing, micro-gap switch one side fixed connection is in interior casing one side inner wall. The utility model relates to a screw hole on the well solid fixed ring passes through the bolt fastening dust cover and bears bottom plate, shell body, makes the device have dustproof effect when guaranteeing that the device is stable, and shell body, the inside dustproof pad of interior casing can prevent that tiny fodder from getting into shell body, the inside dust that forms of interior casing, extension fixture's life-span.

Description

Dustproof material level switch

Technical Field

The utility model relates to a material level switch technical field especially relates to a dirt-proof material level switch.

Background

The material level switch, the high of mainly used container, storage tank, low material level or middle material level are measured, through screw thread or flange, the fixed point is installed in top, side, the bottom of feed bin, at present, among the prior art, when the material level switch monitored the material in the container, during powder type material got into the inner structure of material level switch easily, formed dust impurity inside material switch for a long time, influenced material switch's life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dustproof material level switch.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dirt-proof material level switch, includes bearing bottom plate, the shell body, interior casing, solid fixed ring, micro-gap switch, bearing bottom plate one side inner wall fixed connection is in interior casing one side outer wall, interior casing opposite side outer wall joint is in shell body one side outer wall, gu fixed ring is located bearing bottom plate, the shell body outside, gu fixed ring one side inner wall processing has evenly distributed's screw hole, gu the fixed ring outside is through bolt fixedly connected with dust cover, the shell body, the inside swing joint of interior casing touches the fishplate bar, the shell body, the inside dustproof pad that is provided with of interior casing, micro-gap switch one side fixed connection is in interior casing one side inner wall, touch the fishplate bar and micro-gap switch interconnect.

Preferably: the contact board includes contact even board, supporting link, touching connecting rod, rotation connecting rod, rotates the connecting rod and rotates all around and connect in shell body one side inner wall, and touching connecting rod one side fixed connection rotates connecting rod one end outer wall, rotates two supporting link of connecting rod one side fixedly connected with, and supporting link one side fixedly connected with contact even board.

Preferably: a supporting beam is fixedly connected between the two supporting connecting rods.

As the utility model discloses preferred: the inner wall of the dustproof pad is fixedly connected to the peripheral outer wall of the support connecting rod.

As an optimization of the utility model: the processing of shell body, interior casing top has the wire hole, and shell body bottom processing has the quad slit, and support connecting rod outside sliding connection is inboard in the shell body quad slit, and the dustproof pad is used for shutoff shell body quad slit.

The utility model has the advantages that:

the threaded holes in the fixing ring are used for fixing the dust cover through bolts, and the bearing bottom plate and the outer shell are used for ensuring that the device has a dustproof effect while being stable, and the dustproof pad in the outer shell and the inner shell can prevent fine feed from entering the outer shell and dust formed in the inner shell, so that the service life of the device is prolonged.

Drawings

Fig. 1 is a schematic view of the overall structure of a dustproof material level switch of the present invention;

fig. 2 is a schematic view of the inner shape of a dustproof material level switch according to the present invention;

fig. 3 is a schematic view of the inner casing form of a dustproof material level switch according to the present invention;

fig. 4 is a schematic view of a contact plate configuration of a dustproof material level switch according to the present invention;

fig. 5 is a schematic view of the outer casing shape of the dustproof material level switch provided by the utility model.

In the figure: 1-bearing bottom plate, 2-dust cover, 3-outer shell, 4-inner shell, 5-fixing ring, 6-contact plate, 601-contact connecting plate, 602-support connecting rod, 603-contact connecting rod, 604-rotation connecting rod, 605-support beam, 7-threaded hole, 8-dust cover pad and 9-microswitch.

Detailed Description

The technical solution of the present patent will be further described in detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not to be construed as limiting the device, structure, or element to which reference is made to have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by one of ordinary skill in the art as appropriate.

Example 1:

a dustproof material level switch is shown in figures 1-3 and comprises a bearing bottom plate 1, an outer shell 3, an inner shell 4, a fixing ring 5 and a microswitch 9, wherein the inner wall of one side of the bearing bottom plate 1 is fixedly connected with the outer wall of one side of the inner shell 4 through screws, the outer wall of the other side of the inner shell 4 is clamped with the outer wall of one side of the outer shell 3, the fixing ring 5 is positioned outside the bearing bottom plate 1 and the outer shell 3, the inner wall of one side of the fixing ring 5 is processed with uniformly distributed threaded holes 7, the outer side of the fixing ring 5 is fixedly connected with a dustproof cover 2 through bolts, the inner parts of the outer shell 3 and the inner shell 4 are movably connected with a contact plate 6, the inner parts of the outer shell 3 and the inner shell 4 are provided with dustproof cushions 8, one side of the microswitch 9 is fixedly connected with the inner wall of one side of the inner shell 4, the contact plate 6 is mutually connected with the microswitch 9, the material of dust cover 2 is soft plastics, make the fodder can separate 2 extrudions of dust cover and touch fishplate bar 6, screw hole 7 on the solid fixed ring 5 passes through bolt fastening dust cover 2 and load-bearing floor 1, shell body 3, make the device have dustproof effect when guaranteeing the device stability, shell body 3, the inside dustproof pad 8 of interior casing 4 can prevent that tiny fodder from getting into shell body 3, the inside dust that forms of interior casing 4, the life-span of extension fixture, it is worth explaining simultaneously, through synthesizing corrosion resistance and cost price, load-bearing floor 1, shell body 3, interior casing 4, gu fixed ring 5, the material that touches fishplate bar 6 is with ABS material optimum, touch fishplate bar 6 and micro-gap switch 9 interconnect, and the in service behavior of material level is responded to the extrusion force that touches fishplate bar 6 through the fodder.

As shown in fig. 1-5, the contact plate 6 includes a contact connecting plate 601, a support connecting rod 602, a touch connecting rod 603, a rotation connecting rod 604, the rotation connecting rod 604 is connected to the inner wall of one side of the outer shell 3 in a rotating manner, one side of the touch connecting rod 603 is fixedly connected to the outer wall of one end of the rotation connecting rod 604, two support connecting rods 602 are fixedly connected to one side of the rotation connecting rod 601, a support beam 605 is fixedly connected between the two support connecting rods 602, it is worth explaining that the contact connecting plate 601 is used for detecting the material usage, the touch connecting rod 603 is used for triggering the micro switch 9, the support beam 605 guarantees the stability of the structure of the contact plate 6, the inner wall of the dustproof pad 8 is fixedly connected to the outer wall of the periphery of the support connecting rod 602, the outer shell 3 and the top of the inner shell 4 are processed with wire holes, the bottom of the outer shell 3 is processed with square holes, the outer side of the support connecting rod 602 is slidably connected to the inner side of the square holes of the outer shell 3, the dustproof pad 8 can effectively block the holes at the bottom of the outer shell, it prevents impurities such as the materials as the square connecting rod 602 moving in the inner shell from entering the square holes of the inner shell 3, the inner shell 4, it guarantees the inner shell, and the material of the dustproof pad is preferably selected.

This embodiment is when using, with load floor 1, shell body 3, interior casing 4, solid fixed ring 5, touch and connect board 6, dustproof pad 8, micro-gap switch 9 equipment, and settle dust cover 2 in the device outside, and it is fixed with dust cover 2 through the bolt, fix the device in the storage tank through the bolt after that, when touch and connect board 6 and contact the material, touch and connect board 6 and remove, at shell body 3, trigger micro-gap switch 9 in interior casing 4 is inside, thereby detect the in service behavior of material, dust cover 2 can prevent the material to submerge the device, dustproof pad 8 on the supporting rod 602 is with shell body 3's quad slit shutoff, prevent that the material from getting into shell body 3, interior casing 4 is inside, extension fixture's life.

The above description is for the preferred embodiment of the present invention, but not the only embodiment of the present invention, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention by combining the prior art or the public general knowledge within the technical scope of the present invention, which is intended to be covered by the protection scope of the present invention.

Claims

1. The utility model provides a dirt-proof material level switch, including load floor (1), shell body (3), interior casing (4), solid fixed ring (5), micro-gap switch (9), a serial communication port, load floor (1) one side inner wall fixed connection is in interior casing (4) one side outer wall, interior casing (4) opposite side outer wall joint in shell body (3) one side outer wall, gu fixed ring (5) are located load floor (1), the shell body (3) outside, gu fixed ring (5) one side inner wall processing has evenly distributed's screw hole (7), gu there is bolt fixedly connected with dust cover (2) in the fixed ring (5) outside, shell body (3), interior casing (4) inside swing joint has contact plate (6), shell body (3), interior casing (4) inside is provided with dustproof pad (8), micro-gap switch (9) one side fixed connection is in interior casing (4) one side inner wall, contact plate (6) interconnect with micro-gap switch (9).

2. The dustproof material level switch according to claim 1, wherein the contact plate (6) comprises a contact connecting plate (601), a support connecting rod (602), a touch connecting rod (603) and a rotating connecting rod (604), the periphery of the rotating connecting rod (604) is rotatably connected to the inner wall of one side of the outer shell (3), one side of the touch connecting rod (603) is fixedly connected to the outer wall of one end of the rotating connecting rod (604), two support connecting rods (602) are fixedly connected to one side of the rotating connecting rod (604), and the contact connecting plate (601) is fixedly connected to one side of the support connecting rod (602).

3. A dust-tight level switch according to claim 2, characterized in that a support beam (605) is fixedly connected between the two support links (602).

4. A dust-tight level switch as claimed in claim 3, characterized in that the inner wall of the dust-tight pad (8) is fixedly connected to the peripheral outer wall of the support link (602).

5. The dustproof material level switch according to claim 1, wherein the top of the outer shell (3) and the top of the inner shell (4) are provided with wire holes, the bottom of the outer shell (3) is provided with a square hole, the outer side of the support connecting rod (602) is slidably connected to the inner side of the square hole of the outer shell (3), and the dustproof pad (8) is used for plugging the square hole of the outer shell (3).