Data acquisition instrument

Abstract

The utility model discloses a data acquisition instrument, and belongs to the technical field of data acquisition instruments, the data acquisition instrument comprises an acquisition instrument body, the acquisition instrument body comprises a shell, a limiting assembly and a cover plate, the shell is arranged on the acquisition instrument body, one side of the shell is provided with an opening, the shell is internally provided with an annular pressing plate, and the annular pressing plate is provided with a plurality of check curtains; the limiting assembly is close to the opening. The cover plate is detachably installed on the shell. According to the utility model, in the use process, a worker only needs to push aside the check curtains at the corresponding interfaces, so that the connection between the joints and the interfaces can be realized, the check curtains are prevented from being blocked by cables and being accumulated and blocked, the interfaces which are not connected with wires can be effectively shielded, and the use reliability and the protection effect are improved; through the limiting assembly, joint loosening caused by large-amplitude random shaking of the cable is effectively avoided, the wiring stability and the data transmission accuracy are improved, the occurrence probability of electric leakage, short circuit and other electrical accidents is reduced, and the use safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to data acquisition instrument technical field especially relates to a data acquisition instrument. BACKGROUND

[0002] With the rapid development of the Internet of Things technology, data acquisition instruments have been widely used in environmental monitoring, industrial automation, smart agriculture and other fields. In the field of environmental detection, through the data acquisition instrument, key indicators such as air quality, water quality, soil pollution, PM2.5 concentration, water quality pH value, and soil heavy metal content can be collected, and with the help of advanced data transmission technology, these data information can be uploaded to the cloud or data center, thereby providing decision support for relevant departments, not only improving the monitoring efficiency of the environment, but also enhancing the scientific nature and pertinence of environmental protection.

[0003] The applicant disclosed a data acquisition instrument based on cellular communication in the patent with the publication number CN222561005U, which includes an acquisition instrument body, a plurality of interfaces are arranged on one side of the acquisition instrument body, a protective cover is arranged on the acquisition instrument body, and one side of the protective cover is arranged in an open manner; a curtain is installed in the protective cover, a cover plate is installed at the opening of the protective cover, a sealing element is arranged on the cover plate, and the cover plate and the curtain are detachably connected. The utility model can block the unconnected interface through the protective cover and the curtain, effectively prevent dust, rainwater and other impurities from falling into the unconnected interface, prevent poor contact of the unconnected interface during subsequent wiring process, improve the reliability of line connection and the stability of data transmission, reduce the safety hazard of short circuit of the interface, realize dustproof and waterproof protection of the interface through the cover plate and the sealing element, ensure the safety of the external connector and the interface connection, ensure the accuracy of data transmission, and use reliably.

[0004] From the above patent, it can be seen that the data acquisition instrument based on cellular communication can effectively prevent dust, rainwater and other impurities from falling into the unconnected interface, improve the reliability of line connection and the stability of data transmission, etc., but the applicant found that after long-term use, for example, Figure 1 As shown in the figure, when the external connector and the interface on the acquisition instrument body are connected, if the curtain is slid to block the unconnected interface at this time, the cable after connection is easy to block and limit the normal sliding of the curtain, so that the curtain is accumulated and blocked, thereby it is difficult to effectively block the unconnected interface, not only reduces the use reliability and protection effect, but also cannot effectively ensure the stability of wiring and the accuracy of data transmission. Based on this, the applicant further optimizes the structure of the data acquisition instrument based on cellular communication. UTILITY MODEL CONTENTS

[0005] The utility model discloses a main purpose lies in providing a kind of data acquisition instrument, to solve the existing data acquisition instrument effectively shielded interface of not wiring, not only reduce the use reliability and protection effect, also cannot effectively guarantee the stability of wiring and the accuracy of data transmission problem.

[0006] To realize the above-mentioned purpose, the utility model provides a kind of data acquisition instrument, including acquisition instrument body, including shell, limiting component and cover plate, the shell is set up on the acquisition instrument body and is used to cover interface, the shell is opened to the side relative to the interface and is provided with the open mouth for the external joint to extend into, the shell is detachably installed with annular pressing plate in, the annular pressing plate is provided with a plurality of curtain for shielding the interface on it along its extension direction;The limiting component is close to the open mouth setting and is used for clamping cable;The cover plate is detachably installed on the shell and is used to close the open mouth.

[0007] Preferably, the limiting component includes crossbar and a plurality of vertical rods, the crossbar is rotatably installed on the shell, the crossbar is opened along the width direction of the acquisition instrument body and is provided with adjusting groove, a plurality of vertical rods are detachably installed in the adjusting groove by locking member respectively.

[0008] Preferably, a plurality of vertical rods are vertically arranged on the crossbar, and the edges of a plurality of vertical rods are arranged in reverse rounded corners.

[0009] Preferably, the shell is formed with an annular flange in the circumferential direction, the annular pressing plate is arranged with a plurality of fasteners in a rectangular array, and a plurality of fasteners are detachably connected with the annular flange.

[0010] Preferably, the shell is opened to the side relative to the insertion slot, the slot bottom of the insertion slot is opened to the through hole for cable to pass through, the slot bottom of the insertion slot is opened to a plurality of mounting holes, a plurality of mounting holes are arranged in a rectangular array, and a plurality of mounting holes are arranged with a connecting piece detachably connected with the acquisition instrument body.

[0011] Preferably, the slot wall of the insertion slot is opened to the groove, and the groove is provided with a sealing ring.

[0012] Preferably, the side of the cover plate away from the shell is opened to the notched groove.

[0013] Beneficial effects:

[0014] 1. In the utility model, during use, the staff only needs to dial curtain at corresponding interface to realize the connection of joint and interface, avoids that curtain is blocked by cable and accumulates and blocks, can guarantee the effective shielding of interface of not wiring, improves the use reliability and protection effect.

[0015] 2. In the data acquisition instrument, the limiting assembly can clamp the cable, thereby effectively avoiding the loose joint caused by the cable shaking relative to the shell during use, thereby not only improving the stability of the wiring and the accuracy of data transmission, but also reducing the probability of electrical accidents such as electric leakage and short circuit, and improving the use safety.

[0016] 3. In the data acquisition instrument, the cover plate can close the inner cavity of the shell, thereby effectively avoiding the influence of the liquid or other impurities splashed into the shell on the stability of the subsequent joint and interface connection when the instrument body is not in use, significantly improving the protection of the interface, and prolonging the service life of the instrument body.

[0017] 4. In the data acquisition instrument, the shell can shield the interface in the circumferential direction, thereby preventing dust, rainwater and other impurities from falling into the connection between the external joint and the interface, thereby ensuring the connection reliability of the wiring, and the structure design is simple and reasonable. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 is a structure schematic diagram of a data acquisition instrument after wiring based on cellular communication with announcement number CN222561005U;

[0020] Figure 2 is a structure schematic diagram of a data acquisition instrument in a first view according to an embodiment of the present application;

[0021] Figure 3 is a structure schematic diagram of a data acquisition instrument in a second view according to an embodiment of the present application;

[0022] Figure 4 is an exploded view of a data acquisition instrument according to an embodiment of the present application;

[0023] Figure 5 is an installation schematic diagram of a shell and an instrument body in a data acquisition instrument according to an embodiment of the present application;

[0024] Figure 6 is a structure schematic diagram of a cable passing through a shell in a data acquisition instrument during use according to an embodiment of the present application;

[0025] Figure 7 is the structure diagram of the slot bottom surface, through hole and a plurality of mounting holes of the slot in the shell of a data acquisition instrument in an embodiment of the utility model;

[0026] Figure 8 is the installation schematic diagram of the annular pressing plate and the curtain in the shell of a data acquisition instrument in an embodiment of the utility model;

[0027] Figure 9 is the exploded view of the annular pressing plate, the curtain and the shell of a data acquisition instrument in an embodiment of the utility model.

[0028] In the figure: 100 - a data acquisition instrument based on cellular communication; 1 - acquisition instrument body; 2 - shell; 3 - limiting assembly; 4 - cover plate; 5 - open mouth; 6 - annular pressing plate; 7 - curtain; 8 - cross rod; 9 - vertical rod; 10 - adjusting groove; 11 - annular flange; 12 - slot; 14 - mounting hole; 15 - sealing ring; 16 - notched groove. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0030] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present application.

[0031] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0032] In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the application is used, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, if the terms "first", "second" and the like appear in the description of the present application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0033] In addition, if the terms "horizontal", "vertical" and the like appear in the description of the present application, they do not mean that the component must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0034] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, if the terms "set", "mount", "connected", "connected" appear, they should be understood in a broad sense. For example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] Embodiment 1:

[0036] The utility model provides a data acquisition instrument.

[0037] In an embodiment of the utility model, a data acquisition instrument includes an acquisition instrument body 1, including shell 2, limit component 3 and apron 4, shell 2 sets up on acquisition instrument body 1 and is used to cover interface, and the side of shell 2 relative to interface is provided with the open mouth 5 for the external joint to stretch in, and the ring-shaped pressing plate 6 is detachably installed in shell 2, and the ring-shaped pressing plate 6 is provided with a plurality of curtain 7 for shielding interface along its extension direction;Limit component 3 is close to open mouth 5 and is used for clamping cable;Apron 4 is detachably installed on shell 2 and is used for closing open mouth 5.

[0038] It should be noted that, for example, Figure 1 And Figure 2As shown in the utility model discloses a data acquisition instrument, the acquisition instrument body 1 is conventional and mature prior art, specifically can adopt the acquisition instrument body that applicant uses in the data acquisition instrument 100 based on cellular communication of the announcement number for CN222561005U, the acquisition instrument body is provided with control module, storage module, cellular communication module and power module etc., and its specific structure and working principle are not repeated here.

[0039] Specifically, as Figures 2 to 9 As shown in the utility model discloses a data acquisition instrument, the acquisition instrument body 1 is provided with the shell 2, and the shell 2 is set up to the open 5 on the side relative to the interface, so that the external connector can be inserted into the shell 2 through the open 5 and be connected with the interface of the acquisition instrument body 1, to realize the electrical connection of the acquisition instrument body 1 and external equipment, and the interface can be circumferentially shielded through the shell 2, so that dust, rainwater and other impurities can be prevented from falling into the connection of the external connector and the interface, thereby ensuring the connection reliability of wiring, and the structure design is simple and reasonable.

[0040] Further, the annular pressing plate 6 is detachably installed in the shell 2, and the detachable installation mode of the annular pressing plate 6 and the shell 2 can adopt threaded connection, so that the annular pressing plate 6 can be easily disassembled and replaced, and the interface can be shielded through the several curtain 7 arranged along the extension direction of the annular pressing plate 6, so that the protection effect of the interface can be improved. Understandably, the curtain 7 can be made of elastic material, when wiring is needed, the staff can pull away two adjacent curtains 7 at the corresponding interface, so that the connector can pass through the gap between the two curtains 7, thereby satisfying the connection of the connector and the interface, and the remaining curtains 7 remain in place and always shield the unconnected interface, which is simple to operate and convenient to use, and when the staff pulls out the connector, the curtain 7 is automatically reset to shield the interface under the action of elasticity. Compared with the prior art, the utility model discloses a data acquisition instrument, the staff only needs to pull away the curtain 7 at the corresponding interface to realize the connection of the connector and the interface, which avoids the accumulation and blockage of the curtain 7 caused by the blockage of the cable, ensures the effective shielding of the unconnected interface, and improves the use reliability and protection effect.

[0041] In addition, when the connector is connected with the interface, the cable can be clamped by the limiting assembly 3 arranged on the shell 2 near the opening 5, so that the cable is effectively prevented from shaking greatly relative to the shell 2 in use, thereby avoiding the connector from being loosened, and further improving the stability of the connection and the accuracy of data transmission, reducing the probability of electrical accidents such as electric leakage and short circuit, and improving the safety in use. It should be noted that when the acquisition instrument body 1 is not in use, the cover plate 4 is detachably mounted on the shell 2, and the detachable mounting manner of the cover plate 4 and the shell 2 can be buckle clamping or the like, so that the cover plate 4 can be easily opened or closed by the staff, and the operation is simple and convenient. In addition, the opening 5 and the inner cavity of the shell 2 can be closed by the cover plate 4, so that the liquid or other impurities in the shell 2 is effectively prevented from affecting the stability of the subsequent connection between the connector and the interface when the acquisition instrument body 1 is not in use, the protection of the interface is significantly improved, and the service life of the acquisition instrument body 1 is prolonged.

[0042] In an embodiment, as shown in Figures 2 to 4 The limiting assembly 3 includes a horizontal rod 8 and a plurality of vertical rods 9. The horizontal rod 8 is rotatably mounted on the shell 2, and an adjusting groove 10 is formed in the horizontal rod 8 along the width direction of the acquisition instrument body 1. The plurality of vertical rods 9 are detachably mounted in the adjusting groove 10 by locking members. Specifically, the mounting manner of the horizontal rod 8 can be damping hinged or threaded, so that the horizontal rod 8 can be limited to rotate on the shell 2, and the structure design is simple and reasonable. It can be understood that when the staff needs to insert the connector, the horizontal rod 8 is rotated to drive the plurality of vertical rods 9 to adhere to the inner wall of the shell 2, so that the horizontal rod 8 and the plurality of vertical rods 9 do not hinder the staff from pushing away the curtain 7, and the structure is simple and convenient to operate. Further, after the connector is connected with the interface, the staff can adjust the installation position of the adjacent two vertical rods 9 in the adjusting groove 10 according to the diameter of the connected cable, and then rotate the horizontal rod 8 to be perpendicular to the inner wall of the shell 2, so that the two vertical rods 9 can clamp the cable, thereby effectively preventing the cable from shaking randomly due to external factors in the subsequent use process and causing the connector to be loosened from the interface, and improving the reliability and stability of the connection. In addition, the locking member can be a bolt in the prior art, which has the characteristics of easy to obtain and easy to disassemble, so that the staff can easily adjust the installation position of the plurality of vertical rods 9, and the operation is simple and convenient.

[0043] In an embodiment, as shown in Figure 3 The plurality of vertical rods 9 are vertically arranged on the horizontal rod 8, and the edges of the plurality of vertical rods 9 are rounded. Specifically, the vertically arranged vertical rods 9 can extend into both sides of the cable during the rotation of the horizontal rod 8, avoiding interference with the cable. At the same time, the edges of the plurality of vertical rods 9 are rounded, so that the edges of the vertical rods 9 can be prevented from scratching or scratching the cable, and the use is reliable.

[0044] In an embodiment, the housing 2 is formed with an annular flange 11 along the circumference thereof, and the annular pressing plate 6 is arranged with a plurality of fasteners in a rectangular array, and the plurality of fasteners are detachably connected with the annular flange 11. Specifically, as shown in Figures 5 to 9 , the fasteners can be in the form of bolt connections in the prior art, which have the characteristics of easy availability, convenient disassembly and compact structure, etc., so that the annular pressing plate 6 can be fixed by the plurality of fasteners, thereby significantly improving the mounting stability of the annular pressing plate 6 on the annular flange 11.

[0045] In an embodiment, the housing 2 is formed with a slot 12 on one side of the opening 5 for the collector body 1 to extend into, and the bottom of the slot 12 is formed with a through hole for the cable to pass through, and the bottom of the slot 12 is formed with a plurality of mounting holes 14 arranged in a rectangular array, and the plurality of mounting holes 14 are arranged with connecting pieces detachably connected with the collector body 1.

[0046] Specifically, as shown in Figure 5 , the collector body 1 can extend into the housing 2 through the slot opening of the slot 12 and abut against the bottom surface of the slot 12 (the bottom surface of the slot 12 is shown in Figure 6 and Figure 7 ), so as to achieve blocking and limiting of the collector body 1 and effectively shield the interface, thereby avoiding impurities such as liquid and dust from falling into the interface to affect the reliability of subsequent wiring; at the same time, as shown in Figure 6 and Figure 7 , the through hole is formed in the bottom surface of the slot 12, and the through hole can be formed as a special-shaped hole in the shape of "+", and the plurality of mounting holes 14 arranged in a rectangular array are formed in the bottom surface of the slot 12 to connect and fix the housing 2 and the collector body 1 by the corresponding number of connecting pieces, so that the joint of the cable can smoothly connect with the interface on the collector body 1 through the through hole after passing through the gap between the two curtains 7, and the structure design is simple and reasonable. Further, the connecting pieces can be in the form of bolt connections in the prior art, and the connecting pieces arranged in the plurality of mounting holes 14 can be used to multi-point connect the housing 2 to detachably mount the housing 2 to the collector body 1, thereby improving the mounting stability of the housing 2.

[0047] In an embodiment, a groove is formed in the wall of the slot 12, and a sealing ring 15 is arranged in the groove. Specifically, as shown in Figure 5 and Figure 6 , the groove can provide a stable mounting space for the sealing ring 15, so as to ensure that the sealing ring 15 can be uniformly deformed under pressure to block the gap generated after the collector body 1 is inserted into the slot 12 after the housing 2 is mounted to the collector body 1, thereby significantly improving the protection effect of the interface and being reliable in use.

[0048] In an embodiment, as shown in Figures 2 to 4 The cover plate 4 is provided with a notch groove 16 on the side away from the shell 2, so as to facilitate the rotation of the cover plate 4 to expose the interface, facilitate wiring, and simple operation and convenient use.

[0049] The above only describes the preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A data acquisition instrument, comprising an acquisition instrument body (1), characterized in that: The invention comprises a shell (2), a limiting assembly (3) and a cover plate (4); the shell (2) is arranged on the collector body (1) and is used to cover the interface; the shell (2) is provided with an opening (5) for an external connector to extend into on a side opposite to the interface; an annular pressure plate (6) is detachably mounted in the shell (2); and a plurality of curtains (7) for shielding the interface are arranged on the annular pressure plate (6) along its extension direction; the limiting assembly (3) is arranged near the opening (5) and is used to clamp the cable; the cover plate (4) is detachably mounted on the shell (2) and is used to close the opening (5).

2. A data acquisition instrument according to claim 1, characterized in that: The limit assembly (3) comprises a cross bar (8) and a plurality of longitudinal bars (9), wherein the cross bar (8) is rotatably mounted on the housing (2), and an adjustment slot (10) is provided on the cross bar (8) along the width direction of the collector body (1), and the plurality of longitudinal bars (9) are detachably mounted in the adjustment slot (10) via locking members.

3. A data acquisition instrument according to claim 2, characterized in that: The plurality of longitudinal rods (9) are vertically arranged on the transverse rod (8), and the edges of the plurality of longitudinal rods (9) are rounded.

4. The data acquisition device according to claim 1, characterized in that: An annular flange (11) is formed in the shell (2) along its circumference, and a plurality of fasteners are arranged in a rectangular array on the annular pressure plate (6), and the plurality of fasteners are detachably connected to the annular flange (11).

5. The data acquisition device according to claim 4, characterized in that: A slot (12) for the collector body (1) to extend into is provided on a side of the housing (2) opposite to the opening (5), a through hole for the cable to pass through is provided at the bottom of the slot (12), and a plurality of mounting holes (14) are provided at the bottom of the slot (12), the plurality of mounting holes (14) being arranged in a rectangular array, and a connector detachably connected to the collector body (1) is provided in each of the plurality of mounting holes (14).

6. The data acquisition device according to claim 5, characterized in that: A groove is provided on the groove wall of the slot (12), and a sealing ring (15) is provided in the groove.

7. The data acquisition device according to claim 5, characterized in that: A notch groove (16) is provided on a side of the cover plate (4) away from the housing (2).

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