CN212843695U

CN212843695U - LORA-based 4-20 mA sensor acquisition device

Info

Publication number: CN212843695U
Application number: CN202021943436.1U
Authority: CN
Inventors: 袁航; 陈沛颍; 周博; 吴桐
Original assignee: Nanjing Youyi Technology Co ltd
Current assignee: Nanjing Youyi Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-03-30
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to a sensor acquisition device technical field, concretely relates to 4~20mA sensor acquisition device based on LORA includes the acquisition device body, and acquisition device body bottom is provided with the mount pad that is used for fixed acquisition device body, and both sides are provided with the locating plate around the mount pad top, and the relative one side of two locating plates is laminated with acquisition device body outer wall, and the mount pad top left and right sides is provided with the locating piece that is used for fixed acquisition device body, and two locating pieces symmetry set up, and the locating piece below is provided with the guiding mechanism that is used for adjusting the locating piece position, the utility model discloses a set up the mount pad in acquisition device body bottom, set up locating plate and locating piece on the mount pad, be convenient for install the acquisition device body on the mount pad to can press from both sides the acquisition device tightly through adjusting the locating piece, avoid the, through set up fixture in mount pad bottom, be convenient for fix the mount pad, improve the stability of mount pad.

Description

LORA-based 4-20 mA sensor acquisition device

Technical Field

The utility model relates to a sensor acquisition device technical field, concretely relates to 4~20mA sensor acquisition device based on LORA.

Background

The LoRa technology is a wireless communication technology based on spread spectrum modulation technology, is used for establishing a long-distance communication link, has the characteristics of long transmission distance, low transmission power consumption, strong anti-interference performance and the like compared with the traditional ZigBee technology, and is gradually popularized and applied in the fields of environmental monitoring, industrial control and the like.

At present, sensor collection system based on LORA is in the use, often need carry out the position fixing with the collection system body, but current collection system is at the in-process of installation, mostly adopts the lifting rope or the mode of binding to fix in a certain department, and this type of mode takes place easily in the use and drops, and rocks easily, can influence collection system normal work when serious, consequently, need a convenient to use and fixed firm 4~20mA sensor collection system to overcome the emergence of above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the embodiment of the utility model provides a 4-20 mA sensor acquisition device based on LORA, which comprises an acquisition device body, wherein the bottom of the acquisition device body is provided with a mounting seat for fixing the acquisition device body, positioning plates are arranged on the front side and the rear side of the top of the mounting seat, one opposite sides of the two positioning plates are attached to the outer wall of the acquisition device body, positioning blocks for fixing the acquisition device body are arranged on the left side and the right side of the top of the mounting seat, the two positioning blocks are symmetrically arranged, a guide mechanism for adjusting the positions of the positioning blocks is arranged below the positioning blocks, and the guide mechanism is clamped above the mounting seat;

the utility model discloses a fixing device for fixing mounting base, including mount pad, clamping mechanism, lead screw outer wall threaded connection have splint, splint can be in the cavity horizontal slip, the one end of lead screw extends to the mount pad outside, and the outside one end of lead screw is connected with adjust knob.

Furthermore, the bottom of the mounting base is provided with a cover plate, the cover plate is provided with a rectangular groove, the clamping plate can slide left and right in the rectangular groove, and the bottom of the clamping plate penetrates through the rectangular groove and extends to the outside of the cover plate.

Further, guiding mechanism includes the casing, the guide way has been seted up in the casing, the guide way inner wall is provided with the guide bar, guide bar outer wall cover is equipped with the connecting block, the connecting block top with the locating piece bottom is connected, guide bar outer wall cover is equipped with the spring that is used for providing elasticity, the spring setting is between guide way inner wall and sliding sleeve.

Furthermore, the top of the shell is provided with a plurality of threaded holes for fixing the positioning blocks, and the positioning blocks are connected with the shell through locking bolts and the threaded holes.

Furthermore, the sectional views of the positioning block and the clamping plate are both L-shaped.

The utility model discloses beneficial effect does: the utility model discloses a set up the mount pad in collection system body bottom, set up locating plate and locating piece on the mount pad, be convenient for install the collection system body on the mount pad to can press from both sides collection system tightly through adjusting the locating piece, avoid the collection system body to break away from the mount pad, through setting up fixture in the mount pad bottom, be convenient for fix the mount pad, improve the stability of mount pad.

Drawings

Fig. 1 is a schematic view of a partial cross-sectional structure of the main view of the present invention;

fig. 2 is a schematic structural view of the top view of the guiding mechanism of the present invention;

FIG. 3 is a schematic structural view of the middle cover plate of the present invention viewed from the bottom;

fig. 4 is the structure diagram that well locating piece and connecting block looked sideways at of the utility model.

In the figure: 1. a collection device body; 2. a mounting seat; 3. a cover plate; 4. positioning a plate; 5. a cavity; 6. a screw rod; 7. a splint; 8. adjusting a knob; 9. a guide mechanism; 91. A housing; 92. a spring; 93. a threaded hole; 94. a guide bar; 95. a guide groove; 10. positioning blocks; 11. a rectangular groove; 12. locking the bolt; 13. connecting blocks; 14. and a through hole.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1-4, a 4-20 mA sensor collecting device based on LORA comprises a collecting device body 1, wherein a mounting seat 2 for fixing the collecting device body 1 is installed at the bottom of the collecting device body 1, positioning plates 4 are installed on the front side and the rear side of the top of the mounting seat 2, the positioning plates 4 are arranged to facilitate positioning of the collecting device body 1, one opposite sides of the two positioning plates 4 are attached to the outer wall of the collecting device body 1, positioning blocks 10 for fixing the collecting device body 1 are installed on the left side and the right side of the top of the mounting seat 2, the cross-sectional view of the positioning blocks 10 is L-shaped, the positioning blocks 10 can slide left and right, the two positioning blocks 10 are symmetrically arranged, a guide mechanism 9 for adjusting the positions of the positioning blocks 10 is installed below the positioning blocks 10, the guide mechanism 9 is installed above the mounting seat 2, the guide mechanism, a guide rod 94 is arranged on the inner wall of the guide groove 95, a connecting block 13 is sleeved on the outer wall of the guide rod 94, a through hole 14 for penetrating the guide rod 94 is formed in the connecting block 13, the top of the connecting block 13 is connected with the bottom of the positioning block 10, a spring 92 for providing elasticity is sleeved on the outer wall of the guide rod 94, the spring 92 is arranged between the inner wall of the guide groove 95 and the sliding sleeve, the guide mechanism 9 is arranged to facilitate the adjustment of the position of the positioning block 10, and the positioning block 10 can be pushed to be tightly attached to the acquisition device body 1 under the action of the elasticity of the spring 92;

for making things convenient for fixed mounting base 2, two symmetries are installed to 2 bottoms of mount pad and are set up the fixture who is used for fixed mounting base 2, cavity 5 has been seted up to 2 bottoms of mount pad, fixture is including setting up lead screw 6 in

cavity

5, 6 outer wall threaded connection of lead screw has splint 7, splint 7 can be in cavity 5 horizontal slip, the one end of lead screw 6 extends to 2 outsides of mount pad, and the outside one end of lead screw 6 is connected with adjust knob 8, in use, rotate adjust knob 8, adjust knob 8 drives lead screw 6 and rotates, the lead screw drives and controls about splint 7, can adjust the interval between two splint 7, clamp two splint 7 on the panel of mounted position wanting can.

For the stability that improves splint 7, install apron 3 in mount pad 2 bottom, seted up rectangular channel 11 on the apron 3, splint 7 can slide from side to side in rectangular channel 11, and splint 7 bottom passes rectangular channel 11 and extends to apron 3 outsidely.

In order to further fix the positioning block 10 firmly, a plurality of threaded holes 93 for fixing the positioning block 10 are formed in the top of the housing 91, and the positioning block 10 is connected with the housing 91 through the locking bolt 12 and the threaded holes 93.

The collection system body 1 that adopts in this embodiment can connect 4~20mA sensors to through the mode transmission of LORA network deployment.

During the use, fix mount pad 2 on external panel earlier, adjust knob 8 is rotated in fixed process, adjust knob 8 drives lead screw 6 and rotates, the lead screw drives and moves about splint 7, can adjust the interval between two splint 7, clamp two splint 7 on the panel of mounted position wanting, fix collection system body 1 on mount pad 2 again, place collection system between two locating plates 4, locating piece 10 promotes locating piece 10 under spring 92 elasticity effect and removes to one side that is close to collection system body 1 this moment, until locating piece 10 and the laminating of collection system body 1 outer wall, rethread locking bolt 12 with locating piece 10 and casing 91 fixed connection, accomplish the fixed of collection system body 1, and convenient for operation, and it is fixed firm, avoid collection system body 1 to take place to drop or rock.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. The utility model provides a 4~20mA sensor collection system based on LORA, includes the collection system body, its characterized in that: the collecting device comprises a collecting device body, and is characterized in that a mounting seat used for fixing the collecting device body is arranged at the bottom of the collecting device body, positioning plates are arranged on the front side and the rear side of the top of the mounting seat, one opposite sides of the two positioning plates are attached to the outer wall of the collecting device body, positioning blocks used for fixing the collecting device body are arranged on the left side and the right side of the top of the mounting seat, the two positioning blocks are symmetrically arranged, a guide mechanism used for adjusting the positions of the positioning blocks is arranged below the positioning blocks, and the guide;

2. The LORA-based 4-20 mA sensor acquisition device according to claim 1, wherein: the mounting base bottom is provided with the apron, the rectangular channel has been seted up on the apron, splint can slide from side to side in the rectangular channel, the splint bottom passes the rectangular channel and extends to the apron outside.

3. The LORA-based 4-20 mA sensor acquisition device according to claim 1, wherein: the guide mechanism comprises a shell, a guide groove is formed in the shell, a guide rod is arranged on the inner wall of the guide groove, a connecting block is sleeved on the outer wall of the guide rod, the top of the connecting block is connected with the bottom of the positioning block, a spring used for providing elasticity is sleeved on the outer wall of the guide rod, and the spring is arranged between the inner wall of the guide groove and the sliding sleeve.

4. The LORA-based 4-20 mA sensor acquisition device according to claim 3, wherein: the top of the shell is provided with a plurality of threaded holes for fixing the positioning blocks, and the positioning blocks are connected with the shell through locking bolts and the threaded holes.

5. The LORA-based 4-20 mA sensor acquisition device according to claim 1, wherein: the cross-sectional views of the positioning block and the clamping plate are L-shaped.