Telescopic sensor fixing device

Abstract

The utility model belongs to the technical field of sensor fixing, and particularly relates to a telescopic sensor fixing device. A telescopic sensor fixing device comprises a telescopic mechanism and a connecting mechanism, the telescopic mechanism is detachably connected to a square rod piece, the connecting mechanism is connected to the outer side of the telescopic mechanism in an inserted mode, and a sensor can be embedded into the connecting mechanism to be fixed. According to the utility model, the telescopic mechanism is adjusted to be fixed on square rod pieces with different sizes, and the sensor can detect the optimal position by adjusting the fixing position of the sensor up and down; meanwhile, by adjusting the sizes of an upper connecting piece and a lower connecting piece in the connecting mechanism, the requirement for embedding different types of sensors can be met, the compatibility of the sensor fixing device is improved, and the multi-project and multi-scene use requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sensor fixing technical field, especially relate to a telescopic sensor fixing device. BACKGROUND

[0002] Sensor is a kind of component that can perceive the approach of object, and it can identify the approach of object by "eddy current" detection mode and output switch signal, and it is often called proximity switch.It can replace limit switch or microswitch and other mechanical switch to realize non-contact detection of the approach of object, and it can judge the approach of detection object.

[0003] The design and application of sensor fixing device are crucial to ensure the stability of sensor and the accuracy of measurement.However, the existing sensor fixing device still has some deficiencies in some aspects.In order to enhance the stability, many fixing devices use heavy base or welding method to fix, which leads to single and inflexible sensor fixing device, and limits the flexible adjustment of sensor detection requirement. UTILITY MODEL CONTENT

[0004] In view of the above problems, the utility model aims at providing a telescopic sensor fixing device, which can be fixed on square rod of different sizes by adjusting telescopic mechanism, and the sensor fixing position can be adjusted up and down, so that the best position of sensor detection can be quickly realized.

[0005] The technical scheme of the utility model is as follows: a telescopic sensor fixing device, which comprises telescopic mechanism and connecting mechanism, the telescopic mechanism is detachably connected on square rod, the connecting mechanism is inserted on the outer side of telescopic mechanism, and sensor can be embedded on connecting mechanism for fixation.

[0006] The telescopic mechanism comprises left telescopic unit and right telescopic unit, and the left telescopic unit and the right telescopic unit are both "L" shaped, and the left telescopic unit and the right telescopic unit are slidably connected.

[0007] The left telescopic unit comprises left telescopic sheet and guide rail, the left telescopic sheet is "L" shaped, and the guide rail is fixedly connected on the outer side of middle part of "L" shaped long side of left telescopic sheet.

[0008] The right telescopic unit comprises a solid screw rod, an adjusting rod, a first fixed screw rod, a first fixed nut, a second fixed screw rod, a second fixed nut, a right telescopic piece, an adjusting rod stop ring and a sliding block, the right telescopic piece is in the shape of L, the solid screw rod is fixedly connected below the outer side of the long side of the right telescopic piece in the shape of L, the sliding block is fixedly connected to the middle part of the inner side of the long side of the right telescopic piece through the first fixed screw rod, the first fixed nut, the second fixed screw rod and the second fixed nut, the middle part of the sliding block is provided with a through hole, the adjusting rod is inserted into the through hole of the sliding block, the adjusting rod stop ring is sleeved on the end of the adjusting rod, and the size of the adjusting rod stop ring is greater than the size of the through hole of the sliding block.

[0009] The connecting mechanism comprises a circular nut, a lower connecting piece, a connecting screw rod, a connecting nut and an upper connecting piece, one end of the circular nut is detachably connected with the solid screw rod, the other end is detachably connected with the lower connecting piece and the upper connecting piece, and the end heads of the lower connecting piece and the upper connecting piece are fixedly connected through the connecting screw rod and the connecting nut.

[0010] The lower connecting piece and the upper connecting piece are two symmetrical semicircular rings, and the sizes of the semicircular rings are matched with the size of the sensor.

[0011] The technical effect of the sensor fixing device is as follows.

[0012] 1、The telescopic mechanism can be fixed on square rod pieces of different sizes through adjustment, and the fixed position of the sensor can be adjusted up and down, so that the optimal position for sensor detection can be quickly realized.

[0013] 2、The upper connecting piece and the lower connecting piece in the connecting mechanism can be adjusted in size, different models of sensors can be embedded, and the compatibility of the sensor fixing device is greatly improved.

[0014] The sensor fixing device has simple overall structure, can be quickly installed and disassembled, can meet the use of multiple projects and multiple scenes, and greatly improves the work efficiency.

[0015] The sensor fixing device will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of the telescopic sensor fixing device.

[0017] Figure 2 It is the structure schematic view of the connecting mechanism.

[0018] Figure 3 It is the sensor embedding structure schematic view.

[0019] Figure 4It is the structure schematic diagram of the telescopic mechanism of the utility model.

[0020] Figure 5 It is the structure schematic diagram of the left telescopic unit of the utility model.

[0021] Figure 6 It is the structure schematic diagram of the right telescopic unit of the utility model.

[0022] Figure 7 It is the internal structure schematic diagram of the right telescopic unit of the utility model.

[0023] Figure 8 It is the structure schematic diagram of the adjusting rod insertion of the utility model.

[0024] Figure 9 It is the cross section structure schematic diagram of the utility model of a telescopic sensor fixing device.

[0025] Figure 10 It is the side view of the utility model of a telescopic sensor fixing device.

[0026] Fig. 1 - square pipe fitting, 2 - telescopic mechanism, 201 - left telescopic unit, 2011 - left telescopic piece, 2012 - guide rail, 202 - right telescopic unit, 2021 - solid screw rod, 2022 - adjusting rod, 2023 - first fixed screw rod, 2024 - first fixed nut, 2025 - second fixed screw rod, 2026 - second fixed nut, 2027 - right telescopic piece, 2028 - adjusting rod baffle, 2029 - sliding block, 3 - connecting mechanism, 301 - round nut, 302 - lower connecting piece, 303 - connecting screw rod, 304 connecting nut, 305 - upper connecting piece, 4 - sensor. DETAILED DESCRIPTION Example 1

[0027] As Figures 1-10 shown, a telescopic sensor fixing device, including telescopic mechanism 2 and connecting mechanism 3, the telescopic mechanism 2 detachable connection on square rod 1, the connecting mechanism 3 is inserted in the outer side of the telescopic mechanism 2, sensor 4 can be embedded in the connecting mechanism 3 and fixed.

[0028] The utility model discloses through adjusting telescopic mechanism makes it can be fixed on the square rod of different sizes, can simultaneously up and down adjusting sensor fixed position, can quickly realize the best position of sensor detection. Example 2

[0029] Based on Embodiment 1, in this embodiment, preferably, the telescopic mechanism 2 includes a left telescopic unit 201 and a right telescopic unit 202, both of which are "L" shaped and can be slidably connected.

[0030] The left telescopic unit 201 and the right telescopic unit 202 of this utility model are slidably connected, and the telescopic mechanism 2 can be fixed on square rods of different sizes. Example 3

[0031] Based on Embodiment 1 or Embodiment 2, in this embodiment, preferably, the left telescopic unit 201 includes a left telescopic piece 2011 and a guide rail 2012. The left telescopic piece 2011 is "L"-shaped, and the guide rail 2012 is fixedly connected to the outer middle of the long side of the "L" shape of the left telescopic piece 2011. The right telescopic unit 202 includes a solid screw 2021, an adjusting rod 2022, a first fixing screw 2023, a first fixing nut 2024, a second fixing screw 2025, a second fixing nut 2026, a right telescopic piece 2027, an adjusting rod retaining ring 2028, and a slider 2029. The right telescopic piece 2027 is "L"-shaped, and the solid screw 2021 is fixedly connected to the lower outer side of the long side of the "L" shape of the right telescopic piece 2027. The slider 2029 is connected to the first fixing rod retaining ring 2024. Screw 2023, first fixing nut 2024, second fixing screw 2025 and second fixing nut 2026 are fixedly connected to the inner middle of the long "L"-shaped side of the right telescopic piece 2027. The slider 2029 has a through hole in the middle. The adjusting rod 2022 passes through the right telescopic piece 2027 and is inserted into the through hole of the slider 2029. The adjusting rod retaining ring 2028 is sleeved on the end of the adjusting rod 2022. The size of the adjusting rod retaining ring 2028 is larger than the size of the through hole of the slider 2029.

[0032] The left telescopic unit 201 of this utility model includes a left telescopic piece 2011 and a guide rail 2012. The guide rail 2012 is fixedly connected to the outside of the left telescopic piece 2011, and its main purpose is to provide a guide rail sliding function for the right telescopic unit 202. The right telescopic unit 202 includes a solid screw 2021, an adjusting rod 2022, a first fixing screw 2023, a first fixing nut 2024, a second fixing screw 2025, a second fixing nut 2026, a right telescopic piece 2027, an adjusting rod retaining ring 2028, and a slider 2029. The solid screw 2021 is fixedly connected to the lower outer side of the "L"-shaped long side of the right telescopic piece 2027, and its main purpose is to fix the telescopic mechanism 3. The slider 2029 and the outer side of the right telescopic piece 2027 have three holes, and the holes are corresponding and equal. The first fixing screw 2023 and the second fixing screw 2025 can be inserted into the holes at both ends, respectively. By rotating the first fixing nut 2024 and the second fixing nut 2026, it can be adjusted to... The slider 2029 and the right telescopic piece 2027 are fixedly connected together. The adjusting rod 2022 can be inserted into the reserved middle hole of the right telescopic piece 2027 and the slider 2029. The adjusting rod retaining ring 2028 can be fitted onto the end of the adjusting rod 2022. The size of the adjusting rod retaining ring 2028 is larger than the size of the reserved middle hole to prevent the adjusting rod 2022 from slipping off. The main purpose of the adjusting rod 2022 is to restrict the extension and retraction of the telescopic mechanism 2 by rotating the adjusting rod 2022, so as to ensure that the telescopic mechanism 2 is effectively locked on the square tube 1. After the slider 2029 is adapted to the guide rail 2012, the slide rail connection can be made so that the left telescopic unit 201 and the right telescopic unit 202 are fixed on the slide rail and can slide along the slide rail. Example 4

[0033] Based on Embodiment 1 or Embodiment 3, in this embodiment, preferably, the connecting mechanism 3 includes a circular nut 301, a lower connector 302, a connecting screw 303, a connecting nut 304, and an upper connector 305. One end of the circular nut 301 is detachably connected to the solid screw 2021, and the other end is detachably connected to the lower connector 302 and the upper connector 305. The ends of the lower connector 302 and the upper connector 305 are fixedly connected by the connecting screw 303 and the connecting nut 304.

[0034] The connecting mechanism 3 of this utility model includes a circular nut 301, a lower connector 302, a connecting screw 303, a connecting nut 304, and an upper connector 305. One end of the circular nut 301 can be inserted into the solid screw 2021. The connecting mechanism 3 can be fixed by rotating the circular nut 301. The other end of the circular nut 301 is detachably connected to the lower connector 302 and the upper connector 305. The lower connector 302 and the upper connector 305 are composed of two symmetrical semi-circular structures. Their dimensions can be adapted and adjusted or replaced according to the size of the sensor 4 model, so as to meet the embedding of different models of sensors 4. The ends of the lower connector 302 and the upper connector 305 can be fixedly connected by the connecting screw 303 and the connecting nut 304 to ensure that the sensor 4 does not undergo displacement and to meet the stable detection requirements of the sensor 4. Example 5

[0035] Based on Embodiment 1 or Embodiment 4, in this embodiment, preferably, based on Embodiment 1, the lower connector 302 and the upper connector 305 are two symmetrical semicircular rings, the size of which matches the size of the sensor 4.

[0036] The lower connector 302 and the upper connector 305 of this utility model are two symmetrical semicircular rings. The size of the semicircular rings matches the size of the sensor 4, which can meet the embedding of different types of sensors and greatly improve the compatibility of the sensor fixing device.

[0037] The installation process of this utility model is as follows: Insert the sensor 4 into the inner wall of the semi-circular ring in the upper connector 305 and the lower connector 302; insert the connecting screw 303 into the ends of the upper connector 305 and the lower connector 302; fix the connection using the connecting nut 304; insert the assembled connecting mechanism 3 into the solid screw 2021 for fixation; align the outer side of the slider 2029 with the inner side of the right telescopic piece 2027 through the three pre-drilled holes; insert the first fixing screw 2023 and the second fixing screw 2025 into the holes at both ends respectively; and rotate the first fixing nut 2024 and the second fixing screw 2025... The fixing nut 2026 is used to fix the slider 2029 and the right telescopic piece 2027 together. The adjusting rod 2022 is inserted into the reserved middle hole of the right telescopic piece 2027 and the slider 2029. The adjusting rod retaining ring 2028 is put on the end of the adjusting rod 2022. Finally, the assembled right telescopic unit 202 and left telescopic unit 201 are connected to the guide rail 2012 by the slider 2029. The telescopic mechanism 2 is inserted into the square tube 1 and can move up and down to meet the detection requirements of the sensor 4. Finally, the adjusting rod 2022 is rotated to make the telescopic mechanism 2 firmly locked on the square tube 1.

[0038] Disassembly process: Rotate the adjusting rod 2022 in the opposite direction to pull out the telescopic mechanism 2, rotate the round nut 301 in the opposite direction to pull out the connecting mechanism 3, rotate the connecting nut 304 in the opposite direction to pull out the connecting screw 303, and then the sensor 4 can be pulled out; if you want to disassemble the telescopic mechanism 2, rotate the first fixing nut 2024 and the second fixing nut 2026 in the opposite direction to disassemble the right telescopic piece 2027 and the slider 2029 as a whole, and finally rotate the adjusting rod retaining ring 2028 in the opposite direction to pull out the adjusting rod 2022, and then separate the slider 2029 and the right telescopic piece 2027.

[0039] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in the present utility model should be included within the protection scope of the present utility model.

Claims

1. A telescoping sensor mounting device, characterized by: The utility model provides a kind of sensor fixing device, including telescopic mechanism (2) and connecting mechanism (3), the telescopic mechanism (2) is detachably connected on square bar (1), the connecting mechanism (3) is inserted in the outside of the telescopic mechanism (2), sensor (4) can be embedded to the connecting mechanism (3) and is fixed.

2. The retractable sensor mounting device of claim 1, wherein: The telescopic mechanism (2) includes left telescopic unit (201) and right telescopic unit (202), the left telescopic unit (201) and right telescopic unit (202) are both "L" shape, and the left telescopic unit (201) and right telescopic unit (202) are slidably connected.

3. The retractable sensor mounting device of claim 2, wherein: The left telescopic unit (201) includes left telescopic sheet (2011) and guide rail (2012), the left telescopic sheet (2011) is "L" shape, and the guide rail (2012) is fixedly connected to the outside middle part of the long side of the left telescopic sheet (2011) "L" shape.

4. The retractable sensor mounting device of claim 2, wherein: The right telescopic unit (202) includes solid screw rod (2021), adjusting rod (2022), first fixed screw rod (2023), first fixed nut (2024), second fixed screw rod (2025), second fixed nut (2026), right telescopic sheet (2027), adjusting rod stop ring (2028) and sliding block (2029), the right telescopic sheet (2027) is "L" shape, the solid screw rod (2021) is fixedly connected to the outside below of the long side of the right telescopic sheet (2027) "L" shape, the sliding block (2029) is fixedly connected to the inside middle part of the long side of the right telescopic sheet (2027) "L" shape by the first fixed screw rod (2023), first fixed nut (2024), second fixed screw rod (2025) and second fixed nut (2026), the middle part of the sliding block (2029) is provided with through hole, the adjusting rod (2022) is inserted in the through hole of the sliding block (2029) by right telescopic sheet (2027), the adjusting rod stop ring (2028) is sleeved on the end of the adjusting rod (2022), and the size of the adjusting rod stop ring (2028) is greater than the size of the through hole of the sliding block (2029).

5. The retractable sensor mounting device of claim 3, wherein: The connecting mechanism (3) includes circular nut (301), lower connecting piece (302), connecting screw rod (303), connecting nut (304) and upper connecting piece (305), one end of the circular nut (301) is detachably connected with the solid screw rod (2021), the other end is detachably connected with the lower connecting piece (302) and the upper connecting piece (305), and the end of the lower connecting piece (302) and the upper connecting piece (305) is fixedly connected by the connecting screw rod (303) and the connecting nut (304).

6. A telescoping sensor mounting device according to claim 5, wherein: The lower connecting piece (302) and the upper connecting piece (305) are two symmetrical semicircular rings, and the size of the semicircular ring matches the size of the sensor (4).

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