A sensor junction box

By introducing a protective tube and a slot adjustment structure into the sensor junction box, the problem of dust and water ingress is solved, and convenient box cover removal and installation are achieved, improving the protection and maintenance efficiency of the equipment.

CN224289177UActive Publication Date: 2026-05-26HUBEI QINGJIANG HYDROPOWER DEV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUBEI QINGJIANG HYDROPOWER DEV
Filing Date
2025-06-03
Publication Date
2026-05-26

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Abstract

This utility model relates to the field of sensor junction box technology, and discloses a sensor junction box including a box body and a protective tube. The box body includes a wire hole and a connecting ring. The wire hole is located at the top of the box body and on both sides of the top. The connecting ring is located on the outside of the box body at the position of the wire hole. The protective tube includes a fixing ring, a mounting cover, and a sealing cap. The fixing ring is located at one end of the outer side of the protective tube, and the mounting cover is located on the outer side of the protective tube. This utility model allows for the movable use of the mounting cover and the protective tube through a movable hole. One end of the connecting tube can be connected to the connecting ring through a mounting rod and a fixing ring. The protective tube prevents dust and water from entering the interior of the box body. The clamping block can be adjusted by adjusting the screw and the limiting rod, and the clamping block can be engaged with two locking blocks through a slot, facilitating quick disassembly and assembly of the box cover and improving the performance of the junction box.
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Description

Technical Field

[0001] This utility model relates to the field of sensor junction box technology, specifically a sensor junction box. Background Technology

[0002] A sensor is a detection device that can sense the information being measured and transform the sensed information into an electrical signal or other required form of information output according to a certain rule, so as to meet the requirements of information transmission, processing, storage, display, recording and control. In order to facilitate the installation and use of sensors, junction boxes are used to connect and control the sensors.

[0003] Currently, most junction boxes have wiring holes located at the top and bottom of the box, which makes it easy for dust and water to enter the box and damage the equipment. Furthermore, it makes it difficult to remove the cover, resulting in inconvenient installation and maintenance of components and affecting the use of the junction box. Utility Model Content

[0004] The purpose of this invention is to provide a sensor junction box to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a sensor junction box, comprising a box body and a protective tube, wherein the box body includes a wire hole and a connecting ring, the wire hole is opened at the top of the box body and on both sides of the top, the connecting ring is located on the outside of the box body at the position of the wire hole, the protective tube includes a fixing ring, a mounting cover and a sealant cover, the fixing ring is located at one end of the outer side of the protective tube, the mounting cover is located on the outer side of the protective tube, and the sealant cover is located at the outer side of the protective tube away from the fixing ring.

[0006] Preferably, the front end of the box body is provided with a box cover, and both sides of the box cover are provided with a first locking block, and both sides of the box body are provided with a second locking block.

[0007] Preferably, the front ends of both sides of the box body are provided with support frames, the inside of the support frame is provided with a pressing block, one side of the pressing block is provided with a slot, the top of the inside of the support frame is provided with an adjusting screw that penetrates into the inside of the pressing block, and the bottom of the inside of the support frame is provided with a limiting rod that penetrates into the inside of the pressing block.

[0008] Preferably, the protective tube has a "U" shaped structure, a sealing strip is provided on the outer side of the front end of the box, and the protective tube is detachably connected to the box via a connecting ring.

[0009] Preferably, the mounting cover has an internal movable hole, and the mounting cover is movably connected to the protective tube through the movable hole.

[0010] Preferably, the outer side of the connecting ring is provided with an external thread, the inside of the mounting cover is provided with a mounting groove, and the inner wall of the mounting groove is provided with an internal thread that matches the connecting ring.

[0011] Preferably, one side of the sealing cap is provided with a groove, and the sealing cap is detachably connected to one end of the protective tube through the groove. The other end of the protective tube is detachably connected to the connecting ring through an installation cap and a fixing ring.

[0012] Preferably, the rear end of the lid is provided with a fixing groove, and the lid is detachably connected to the box body through the fixing groove.

[0013] Preferably, the clamping block is detachably connected to the first and second clamping blocks via a slot, and a limiting hole is provided at the bottom of the clamping block, with a limiting rod extending through the limiting hole.

[0014] Preferably, the top of the clamping block is provided with a threaded hole that matches the adjusting screw, and the clamping block is threadedly connected to the adjusting screw through the threaded hole.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] This utility model allows for the movement of the mounting cover and the protective tube through the movable hole. One end of the connecting tube can be connected to the connecting ring through the mounting rod and the fixing ring. The protective tube prevents dust and water from entering the interior of the box. The clamping block can be adjusted through the adjusting screw and the limiting rod. The clamping block can be engaged with the first and second locking blocks through the slot, which facilitates quick disassembly and assembly of the box cover and improves the performance of the junction box. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0018] Figure 1 This is a schematic diagram of the structure of this utility model.

[0019] Figure 2 This is a front sectional view of the present invention.

[0020] Figure 3 This is a side sectional view of the present invention.

[0021] In the diagram: 1. Box body; 101. Wire hole; 102. Connecting ring; 2. Protective tube; 201. Fixing ring; 202. Mounting cover; 203. Sealing cap; 3. Box cover; 301. Locking block one; 302. Locking block two; 303. Support frame; 304. Pressing block; 305. Slot; 306. Adjusting screw; 307. Limiting rod. Detailed Implementation

[0022] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0023] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0024] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Please see Figure 1-3This utility model provides an embodiment of a sensor junction box: A sensor junction box includes a box body 1 and a protective tube 2. The box body 1 includes a wire hole 101 and a connecting ring 102. The wire hole 101 is opened at the top of the box body 1 and on both sides of the top, which facilitates wiring of the junction box. The connecting ring 102 is located on the outside of the box body 1 at the position of the wire hole 101. The protective tube 2 includes a fixing ring 201, a mounting cover 202 and a sealing cap 203. The fixing ring 201 is located at one end of the outer side of the protective tube 2, and the mounting cover 202 is located on the outer side of the protective tube 2. The mounting cover 202 and the connecting ring 102 facilitate the fixed installation of the protective tube 2. The protective tube 2 can prevent dust and water from entering the interior of the box body 1. The sealing cap 203 is located on the outer side of the protective tube 2 away from the fixing ring 201, which can seal the unused end of the protective tube 2.

[0027] Please refer to this carefully. Figure 1 and Figure 2 The front end of the box body 1 is provided with a cover 3, which can seal the box body 1. Both sides of the cover 3 are provided with a first locking block 301, and both sides of the box body 1 are provided with a second locking block 302. Both front ends of the box body 1 are provided with a support frame 303. The support frame 303 has a pressing block 304 inside. One side of the pressing block 304 has a slot 305. The pressing block 304, the first locking block 301 and the second locking block 302 can be locked together through the slot 305, so that the cover 3 can be disassembled and installed, which is convenient for the installation and use of the junction box. The top of the support frame 303 is provided with an adjusting screw 306 that penetrates into the pressing block 304. The bottom of the support frame 303 is provided with a limiting rod 307 that penetrates into the pressing block 304. The pressing block 304 can be stably adjusted by adjusting the screw 306 and the limiting rod 307, which is convenient for the disassembly and installation of the cover 3.

[0028] Please refer to this carefully. Figure 1 and Figure 3The protective tube 2 has a U-shaped structure, which can prevent dust and water from entering the box, thus improving the dustproof and waterproof effect of the junction box. A sealing strip is provided on the outer side of the front end of the box 1. The protective tube 2 is detachably connected to the box 1 via a connecting ring 102. The mounting cover 202 has a movable hole inside, through which it is movably connected to the protective tube 2. The movable hole allows for movement between the mounting cover 202 and the protective tube 2. The connecting ring 102 has external threads on its outer side, and the mounting cover 202 has a mounting groove inside. The inner wall is provided with an internal thread that matches the connecting ring 102, which serves as a limit adjustment. The protective tube 2 can be disassembled and assembled from the box body 1 through the connecting ring 102 and the mounting cover 202. One side of the sealing cap 203 is provided with a groove. The sealing cap 203 is detachably connected to one end of the protective tube 2 through the groove. The other end of the protective tube 2 is detachably connected to the connecting ring 102 through the mounting cover 202 and the fixing ring 201. The sealing cap 203 can seal one end of the connecting ring 102, which facilitates the disassembly and assembly of the protective tube 2.

[0029] Please refer to this carefully. Figure 1 and Figure 2 The rear end of the lid 3 is provided with a fixing groove. The lid 3 is detachably connected to the box body 1 through the fixing groove, so that the lid 3 and the box body 1 can be locked together. The clamping block 304 is detachably connected to the first clamping block 301 and the second clamping block 302 through the clamping groove 305. The clamping block 304 can be locked together with the first clamping block 301 and the second clamping block 302 through the clamping groove 305, so as to secure the lid 3 and the box body 1 tightly. The bottom end of the clamping block 304 is provided with a limiting hole, and the limiting rod 307 passes through the limiting hole. The adjustment of the clamping block 304 is more stable through the limiting rod 307, which plays the role of limiting adjustment and realizes the left and right adjustment of the clamping block 304. The top end of the clamping block 304 is provided with a threaded hole that matches the adjusting screw 306. The clamping block 304 is threadedly connected to the adjusting screw 306 through the threaded hole.

[0030] Working principle: In use, the mounting cover 202 and the protective tube 2 can be moved through the movable hole. The internal thread on the inner side of the mounting cover 202 and the external thread on the outer side of the connecting ring 102 cooperate with each other. The protective tube 2 and the connecting ring 102 can be installed through the fixing ring 201 and the mounting cover 202. The sensor connection wire passes through the interior of the protective tube 2 and is laid into the interior of the box 1 through the wire hole 101. The "U"-shaped structure of the protective tube 2 prevents dust and water from entering the interior of the box 1, thus achieving a seal. Cover 203 can seal the end of the box that is not using protective tube 2, and lock the cover 3 and the box body 1 together. Manually rotate the adjusting screw 306, and the adjusting screw 306 cooperates with the threaded hole inside the clamping block 304 to adjust the clamping block 304 left and right. The adjustment of the clamping block 304 is made more stable by the limit rod 307. The clamping block 304 can be locked with the first clamping block 301 and the second clamping block 302 through the slot 305, which facilitates the disassembly and assembly of the cover 3 and the box body 1, and facilitates the later installation, use and maintenance of the junction box.

[0031] The above description is merely an embodiment of this utility model, and common knowledge regarding specific structures and characteristics is not described in detail here. It will be apparent to those skilled in the art that this utility model is not limited to the details of the above exemplary embodiments, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this utility model. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of this utility model is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A sensor junction box, characterized in that: include Box body (1), the box body (1) includes a wire hole (101) and a connecting ring (102), the wire hole (101) is opened at the top of the box body (1) and on both sides of the top, and the connecting ring (102) is located on the outside of the box body (1) at the position of the wire hole (101). The protective tube (2) includes a fixing ring (201), a mounting cover (202), and a sealing cap (203). The fixing ring (201) is located at one end of the outer side of the protective tube (2), the mounting cover (202) is located on the outer side of the protective tube (2), and the sealing cap (203) is located at the outer side of the protective tube (2) away from the fixing ring (201).

2. A sensor junction box according to claim 1, characterized in that: The front end of the box body (1) is provided with a box cover (3), and both sides of the box cover (3) are provided with a first locking block (301), and both sides of the box body (1) are provided with a second locking block (302).

3. A sensor junction box according to claim 1, characterized in that: The front ends of both sides of the box body (1) are provided with support frames (303). The support frame (303) is provided with a pressing block (304) inside. A slot (305) is provided on one side of the pressing block (304). An adjusting screw (306) is provided at the top of the support frame (303) and extends into the pressing block (304). A limiting rod (307) is provided at the bottom of the support frame (303) and extends into the pressing block (304).

4. A sensor junction box according to claim 1, characterized in that: The protective tube (2) has a "U" shaped structure. A sealing strip is provided on the outer side of the front end of the box (1). The protective tube (2) is detachably connected to the box (1) through a connecting ring (102).

5. A sensor junction box according to claim 1, characterized in that: The mounting cover (202) has an internal movable hole, and the mounting cover (202) is movably connected to the protective tube (2) through the movable hole.

6. A sensor junction box according to claim 1, characterized in that: The outer side of the connecting ring (102) is provided with an external thread, and the interior of the mounting cover (202) is provided with a mounting groove, and the inner wall of the mounting groove is provided with an internal thread that matches the connecting ring (102).

7. A sensor junction box according to claim 1, characterized in that: The sealing cap (203) has a groove on one side. The sealing cap (203) is detachably connected to one end of the protective tube (2) through the groove. The other end of the protective tube (2) is detachably connected to the connecting ring (102) through the mounting cap (202) and the fixing ring (201).

8. A sensor junction box according to claim 2, characterized in that: The rear end of the lid (3) is provided with a fixing groove, and the lid (3) is detachably connected to the box body (1) through the fixing groove.

9. A sensor junction box according to claim 3, characterized in that: The clamping block (304) is detachably connected to the first clamping block (301) and the second clamping block (302) via the slot (305). The bottom of the clamping block (304) is provided with a limiting hole, and the limiting rod (307) passes through the limiting hole.

10. A sensor junction box according to claim 3, characterized in that: The top of the clamping block (304) is provided with a threaded hole that matches the adjusting screw (306), and the clamping block (304) is threadedly connected to the adjusting screw (306) through the threaded hole.