Temperature sensor convenient to fix

Abstract

The invention relates to the technical field of sensor devices, in particular to a temperature sensor convenient to fix, which comprises a signal box, the surface of the signal box is fixedly connected with a wire pipe, the surface of the wire pipe is in threaded connection with a connecting cover, and a connecting wire is arranged in the wire pipe in a penetrating manner. After the casing pipe is welded and fixed, the connecting sleeve is in threaded connection with the casing pipe, the signal box, the probe and the probe rod are sequentially inserted into the connecting sleeve and the casing pipe, at the moment, the connecting block is inserted into the connecting groove, the top plate drives the clamping head to be clamped with the clamping groove through downward pressing of the pressing block, and installation and fixation can be conveniently and rapidly achieved; the connecting block can be fixed through the inserting effect of the inserting head and the clamping groove, the overall mounting and fixing effect of the device is further improved, the buffering effect can be kept when the probe makes contact with high-pressure water flow through the rotating effect of the buffering head and the probe rod, and the situation that the probe is damaged when the impact of the high-pressure water flow is too large is prevented.

Description

Technical Field

[0001] The present invention relates to the technical field of sensor devices, and in particular to a temperature sensor that is easy to fix. Background Art

[0002] Temperature sensors can be used to monitor temperature, control temperature, provide early warning and provide safety. Temperature sensors can be used to monitor the temperature of various objects such as ambient temperature, liquid temperature, gas temperature, etc. In some heat transfer pipelines, temperature sensors are usually used to monitor and control the water flow temperature in the pipeline. During this working process, it is usually necessary to fix the temperature sensor to the heat transfer pipeline.

[0003] The existing method of fixing temperature sensors is to fix the connector on the surface of the heat transfer pipe, insert the temperature sensor into the connector, force the probe and other parts into the heat transfer pipe, and fix them with screws. The overall operation is relatively troublesome, the working environment may be relatively humid, and long-term work may cause the screws to rust and cannot be twisted, which is inconvenient for subsequent disassembly and assembly. Summary of the invention

[0004] The purpose of the present invention is to solve the problems in the background technology and to provide a temperature sensor that is easy to fix.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A temperature sensor that is easy to fix, comprising a signal box, a wire tube is fixedly connected to the surface of the signal box, a connection cover is threadedly connected to the surface of the wire tube, a connection wire is penetrated inside the wire tube, and the connection wire and the wire cover are penetrated, a probe rod is fixedly connected to the bottom of the signal box, two connection blocks are symmetrically fixedly connected to the bottom of the signal box, and the two connection blocks are symmetrically distributed on both sides of the probe rod; The surface of the probe rod is provided with a connecting sleeve, the bottom of the connecting sleeve is threadedly connected to a sleeve, the inside of the sleeve is symmetrically provided with two card slots, the inside of the card slot is clamped with a clamping head, the clamping head is slidably connected to the surface of the connecting sleeve, the surface of the clamping head is fixedly connected with a connecting head, the top of the connecting head is hinged with a top plate, the other end of the top plate is hinged with a pressure block, an empty slot is provided inside the connecting sleeve, and the pressure block and the top plate are both slidably connected to the inside of the connecting sleeve through the empty slot; A connecting groove is provided on the top of the connecting sleeve, the connecting block is slidably connected to the connecting sleeve through the connecting groove, and the bottom of the connecting block is slidably connected to the top of the pressing block. A top spring is fixedly connected inside the empty groove, and the top of the top spring is fixedly connected to the pressing block.

[0006] In the above-mentioned temperature sensor that is easy to fix, two springs are slidably connected inside the connecting groove, a slider is fixedly connected to the other end of the spring, a ring bar is fixedly connected to the top of the slider, an insert is fixedly connected to the surface of the ring bar, the insert is plugged into the connecting block, two sliding grooves are symmetrically provided on the surface of the connecting sleeve, a shift block is slidably connected inside the sliding groove, and the shift block is fixedly connected to the ring bar.

[0007] In the above-mentioned temperature sensor that is easy to fix, a buffer groove is provided at the bottom of the probe rod, a buffer head is rotatably connected to the inside of the buffer groove, a probe is fixedly connected to the bottom of the buffer head, a buffer rod is fixedly connected to the top of the buffer head, a plurality of buffer springs are fixedly connected to the surface of the buffer rod, and the plurality of buffer springs are distributed in a circular manner, and the other end of the buffer spring is fixedly connected to the inside of the probe rod.

[0008] In the above-mentioned temperature sensor that is easy to fix, a positioning strip is fixedly connected to the inside of the empty slot, a positioning slot is penetrated through the surface of the top plate, the positioning slot is slidably connected to the positioning strip, a limiting slot is opened at the bottom of the top plate, a limiting head is fixedly connected to the inside of the empty slot, and the limiting head is slidably connected to the limiting slot.

[0009] In the above-mentioned temperature sensor which is easy to fix, two slots are symmetrically formed at one end of one of the slide slots, and two plugs are slidably connected inside one of the shift blocks, and the plugs are snap-fitted with the slots.

[0010] In the above-mentioned temperature sensor which is easy to fix, four blocks are fixedly connected to the surface of the probe rod, and the four blocks are distributed in a circle. A sealing ring is sleeved on the surface of the probe rod, and the sealing ring is clamped with the blocks.

[0011] In the above-mentioned temperature sensor that is easy to fix, a pressing head is slidably connected to the inside of one of the shift blocks, and the pressing head and the shift block are arranged through each other. The surface of the pressing head located inside the shift block is symmetrically hinged with two pulling blocks, and the other end of the pulling block is hinged to the plug. A compression spring is fixedly sleeved on the surface of the pressing head, and the other end of the compression spring is fixedly connected to the inside of the shift block.

[0012] In the above-mentioned temperature sensor that is easy to fix, a top block is slidably connected to the surface of one of the sliders, a top strip is fixedly connected to the bottom of the top block, and the other end of the top strip is fixedly connected to the bottom of another slider.

[0013] Compared with the existing technology, the advantages of this convenient fixed temperature sensor are: 1. After the casing is fixed by welding, the connecting sleeve is threadedly connected to the casing, and the signal box, probe and probe rod are inserted into the connecting sleeve and casing in sequence. At this time, the connecting block is inserted into the connecting groove, and the top plate is forced to drive the clamp head to engage with the clamping groove by pressing the pressing block downward, which can be installed and fixed conveniently and quickly; 2. Through the rotation effect of the buffer head and the probe rod, and the sliding effect of the buffer spring and the buffer rod inside the probe rod, the buffer effect can be maintained when the probe contacts the high-pressure water flow, preventing the probe from being damaged when the high-pressure water flow is too strong, thereby increasing the service life; 3. The slider drives the ring bar to slide and forces the insert bar to plug into the connection block. The plug-in effect between the plug and the slot ensures that the connection block can be fixed, further improving the overall installation and fixing effect of the device; To sum up, the present invention, after the sleeve is welded and fixed, the connecting sleeve is threadedly connected to the sleeve, and the signal box together with the probe and the probe rod are inserted into the connecting sleeve and the sleeve in sequence. At this time, the connecting block is inserted into the connecting groove, and the top plate is forced to drive the clamping head and the clamping groove to clamp together by the downward pressure of the pressure block, so that the installation and fixation can be convenient and fast. The slider drives the ring bar to slide and forces the insertion strip to be plugged into the connecting block. The plug-in effect of the plug and the slot ensures that the connecting block can be fixed, and the overall installation and fixation effect of the device is further improved. Through the rotation effect of the buffer head and the probe rod, the buffering effect can be maintained when the probe contacts the high-pressure water flow, to prevent the damage of the probe caused by excessive impact of the high-pressure water flow. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the casing of the present invention; Figure 3 It is a schematic diagram of the cross-sectional structure of the hollow slot of the present invention; Figure 4 The present invention Figure 3 A schematic diagram of the partially enlarged structure at center A; Figure 5 It is a schematic diagram of the cross-sectional structure of the connection groove of the present invention; Figure 6 It is a schematic diagram of the cross-sectional structure of the chute of the present invention; Figure 7 The present invention Figure 6 A schematic diagram of the partially enlarged connection structure at B in the middle; Figure 8 It is a schematic diagram of the cross-sectional structure of the slider of the present invention; Fig. 9 It is a schematic diagram of the cross-sectional structure of the connecting sleeve of the present invention; Fig.10 is a schematic diagram of the cross-sectional structure of the sealing ring of the present invention; Fig.11 is a schematic diagram of the cross-sectional structure of the buffer rod of the present invention; Fig.12 The present invention Fig.11 A schematic diagram of the partially enlarged structure at C in the middle; Fig.13It is a schematic diagram of the cross-sectional structure of the shift block of the present invention.

[0015] In the figure: 1. signal box; 2. wire tube; 3. connection cover; 4. connecting wire; 5. probe rod; 6. connection block; 7. connection sleeve; 8. sleeve; 9. slot; 10. clamp head; 11. connection head; 12. top plate; 13. pressure block; 14. empty slot; 15. connection slot; 16. top spring; 17. spring; 18. slide block; 19. ring strip; 20. insert strip; 21. slide slot; 22. dial block; 23. buffer slot; 24. buffer head; 25. probe; 26. buffer rod; 27. buffer spring; 28. positioning strip; 29. ​​positioning slot; 30. limit slot; 31. limit head; 32. slot; 33. plug; 34. clamp block; 35. sealing ring; 36. pressing head; 37. pull block; 38. pressure spring; 39. top block; 40. top strip. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0017] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0018] Reference Figure 1-Figure 13A temperature sensor that is easy to fix, includes a signal box 1, a wire tube 2 is fixedly connected to the surface of the signal box 1, a connecting cover 3 is threadedly connected to the surface of the wire tube 2, a connecting wire 4 is arranged inside the wire tube 2, and the connecting wire 4 and the wire cover are arranged through, a probe rod 5 is fixedly connected to the bottom of the signal box 1, two connecting blocks 6 are symmetrically fixedly connected to the bottom of the signal box 1, and the two connecting blocks 6 are symmetrically distributed on both sides of the probe rod 5, a connecting sleeve 7 is arranged on the surface of the probe rod 5, a sleeve 8 is threadedly connected to the bottom of the connecting sleeve 7, two card grooves 9 are symmetrically opened inside the sleeve 8, a card head 10 is clamped inside the card groove 9, and the card head 10 is slidably connected to the surface of the connecting sleeve 7, a connecting head 11 is fixedly connected to the top of the card head 10, a top plate 12 is hinged on the surface of the connecting head 11, a pressure block 13 is hinged on the other end of the top plate 12, an empty slot 14 is opened inside the connecting sleeve 7, and the pressure block 13 and the top plate 12 both slide through the empty slot 14 It is connected to the inside of the connecting sleeve 7, and a connecting groove 15 is provided on the top of the connecting sleeve 7. The connecting block 6 is slidably connected to the connecting sleeve 7 through the connecting groove 15, and the bottom of the connecting block 6 is slidably connected to the top of the pressing block 13. A top spring 16 is fixedly connected to the inside of the empty groove 14, and the top of the top spring 16 is fixedly connected to the pressing block 13. Two springs 17 are slidably connected to the inside of the connecting groove 15, and a slider 18 is fixedly connected to the other end of the spring 17. A ring strip 19 is fixedly connected to the top of the slider 18, and an insertion strip 20 is fixedly connected to the surface of the ring strip 19. The insertion strip 20 is plugged into the connecting block 6. Two sliding grooves 21 are symmetrically provided on the surface of the connecting sleeve 7, and a shifting block 22 is slidably connected to the inside of the sliding groove 21. The shifting block 22 is fixedly connected to the ring strip 19, and a top block 39 is slidably connected to the surface of one of the sliders 18, and a top strip 40 is fixedly connected to the bottom of the top block 39, and the other end of the top strip 40 is fixedly connected to the bottom of the other slider 18.

[0019] Among them, after the sleeve 8 is fixedly connected to the working position, the connecting sleeve 7 is threadedly connected to the sleeve 8, and then the probe rod 5 and the probe 25 are inserted into the sleeve 8 and the connecting sleeve 7 in sequence, and the probe 25 is forced to enter the heat transfer equipment to be monitored. At the same time, the connecting block 6 is inserted into the interior of the connecting sleeve 7 through the connecting groove 15, forcing the pressing block 13 to press down, forcing the top plate 12 to drive the clamping head 10 to slide, thereby driving the clamping head 10 to be plugged into the card slot 9, and completing the installation and fixation of the signal box 1 and the probe rod 5; By sliding the shift block 22, the ring bar 19 is driven to slide inside the connecting bar. After the connecting block 6 is inserted, the sliding of the ring bar 19 will drive the insertion bar 20 to be plugged into the connecting block 6. Through the sliding effect of the top bar 40, when one of the sliders 18 slides, it will drive the other slider 18 and the ring bar 19 to slide synchronously, so that the two connecting blocks 6 can be plugged and fixed. Through the fixing effect between the shift block 22 and the slide groove 21, the effect of forcing the connecting block 6 to be inserted into the connecting groove 15 remains stable, thereby further improving the fixing effect.

[0020] A positioning strip 28 is fixedly connected inside the empty slot 14, a positioning slot 29 is opened through the surface of the top plate 12, the positioning slot 29 is slidably connected to the positioning strip 28, a limiting slot 30 is opened at the bottom of the top plate 12, a limiting head 31 is fixedly connected inside the empty slot 14, and the limiting head 31 is slidably connected to the limiting slot 30.

[0021] Among them, the sliding effect of the positioning strip 28 and the positioning groove 29 is ensured to ensure the sliding effect of the top plate 12 and the stability of the sliding path of the top plate 12. During the sliding process of the top plate 12, the limiting head 31 and the limiting groove 30 maintain a stable sliding effect.

[0022] One end of one of the slide grooves 21 is symmetrically provided with two slots 32, one of the shift blocks 22 is internally slidably connected with two plugs 33, the plugs 33 are snap-fitted with the slots 32, one of the shift blocks 22 is internally slidably connected with a pressing head 36, and the pressing head 36 and the shift block 22 are arranged through, the surface of the pressing head 36 located inside the shift block 22 is symmetrically hinged with two pull blocks 37, the other end of the pull block 37 is hinged with the plug 33, the surface of the pressing head 36 is fixedly sleeved with a top spring 16, and the other end of the top spring 16 is fixedly connected to the inside of the shift block 22.

[0023] Among them, by squeezing the pressing head 36, the pulling block 37 is driven to slide, forcing the plug 33 to be retracted into the inside of the shift block 22. When the shift block 22 slides along the slide groove 21 and when the shift block 22 slides to the slot 32, the top spring 16 pushes the pressing head 36 to reset through elastic recovery, thereby driving the plug 33 to be plugged into the slot 32 to ensure the stability of the shift block 22.

[0024] Reference Figure 1-Figure 13 A buffer groove 23 is provided at the bottom of the probe rod 5, and a buffer head 24 is rotatably connected inside the buffer groove 23. A probe 25 is fixedly connected to the bottom of the buffer head 24, and a buffer rod 26 is fixedly connected to the top of the buffer head 24. A plurality of buffer springs 27 are fixedly connected to the surface of the buffer rod 26, and the plurality of buffer springs 27 are distributed in a circular manner, and the other end of the buffer spring 27 is fixedly connected to the inside of the probe rod 5.

[0025] Among them, through the sliding effect between the buffer head 24 and the buffer groove 23, an adaptive buffer effect can be formed when the probe 25 is impacted by high-pressure water flow to prevent the probe 25 from being damaged by the impact, and the elastic effect of the buffer spring 27 can further improve the buffer effect.

[0026] Four clamping blocks 34 are fixedly connected to the surface of the probe rod 5, and the four clamping blocks 34 are distributed in a circular manner. A sealing ring 35 is sleeved on the surface of the probe rod 5, and the sealing ring 35 is clamped with the clamping blocks 34. The sealing ring 35 can be fixedly installed through the clamping effect of the clamping blocks 34 on the sealing ring 35, and the sealing effect of the sealing ring 35 can prevent leakage.

[0027] The specific working principle and use method of the present invention are explained in detail below: When in use, the first step is to connect the sleeve 8 to the working position by fixing it, and then threading the connecting sleeve 7 to the sleeve 8, and then insert the probe 5 and the probe 25 into the sleeve 8 and the connecting sleeve 7 in turn, and force the probe 25 to enter the heat transfer equipment to be monitored. At the same time, the connecting block 6 will be inserted into the inside of the connecting sleeve 7 through the connecting groove 15, forcing the pressing block 13 to press down, forcing the top plate 12 to drive the clamping head 10 to slide, thereby driving the clamping head 10 to be plugged into the card slot 9, and completing the installation and fixation of the signal box 1 and the probe 5; In the second step, the ring strip 19 is driven to slide inside the connecting strip by sliding the dial ring. After the connecting block 6 is inserted, the sliding of the ring strip 19 drives the inserting strip 20 to plug into the connecting block 6. Through the sliding effect of the top strip 40, when one of the sliders 18 slides, the other slider 18 and the ring strip 19 are driven to slide synchronously, so that the two connecting blocks 6 can be plugged and fixed. Through the fixing effect between the dial block 22 and the slide groove 21, the effect of forcing the connecting block 6 to be inserted into the connecting groove 15 remains stable, further improving the fixing effect. In the third step, through the sliding effect between the buffer head 24 and the buffer groove 23, an adaptive buffer effect can be formed when the probe 25 is impacted by high-pressure water flow to prevent the probe 25 from being damaged by the impact, and the elastic effect of the buffer spring 27 can further improve the buffer effect.

[0028] It is further explained that the above-mentioned fixed connection should be understood in a broad sense unless otherwise clearly specified and limited. For example, it can be welding, gluing, or one-piece molding, etc., which are conventional means well known to those skilled in the art.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A temperature sensor that is easy to fix, comprising a signal box (1), characterized in that: The surface of the signal box (1) is fixedly connected to a wire tube (2), the surface of the wire tube (2) is threadedly connected to a connection cover (3), the interior of the wire tube (2) is penetrated by a connection wire (4), and the connection wire (4) and the wire cover are penetrated, the bottom of the signal box (1) is fixedly connected to a probe rod (5), the bottom of the signal box (1) is symmetrically fixedly connected to two connection blocks (6), and the two connection blocks (6) are symmetrically distributed on both sides of the probe rod (5); The surface of the probe rod (5) is provided with a connecting sleeve (7), the bottom of the connecting sleeve (7) is threadedly connected to a sleeve (8), the inside of the sleeve (8) is symmetrically provided with two slots (9), the inside of the slots (9) is clamped with a clamping head (10), the clamping head (10) is slidably connected to the surface of the connecting sleeve (7), the surface of the clamping head (10) is fixedly connected with a connecting head (11), the top of the connecting head (11) is hinged with a top plate (12), the other end of the top plate (12) is hinged with a pressure block (13), the inside of the connecting sleeve (7) is provided with an empty slot (14), the pressure block (13) and the top plate (12) are both slidably connected to the inside of the connecting sleeve (7) through the empty slot (14); The top of the connecting sleeve (7) is provided with a connecting groove (15), the connecting block (6) is slidably connected to the connecting sleeve (7) via the connecting groove (15), and the bottom of the connecting block (6) is slidably connected to the top of the pressing block (13), the interior of the empty groove (14) is fixedly connected with a top spring (16), and the top of the top spring (16) is fixedly connected to the pressing block (13); The connection groove (15) is internally slidably connected to two springs (17), the other end of the spring (17) is fixedly connected to a slider (18), the top of the slider (18) is fixedly connected to a ring bar (19), the surface of the ring bar (19) is fixedly connected to an insertion bar (20), the insertion bar (20) is plugged into the connection block (6), the surface of the connection sleeve (7) is symmetrically provided with two slide grooves (21), the interior of the slide groove (21) is slidably connected to a shifting block (22), and the shifting block (22) is fixedly connected to the ring bar (19); A positioning strip (28) is fixedly connected inside the empty slot (14), a positioning slot (29) is provided through the surface of the top plate (12), the positioning slot (29) is slidably connected to the positioning strip (28), a limiting slot (30) is provided at the bottom of the top plate (12), a limiting head (31) is fixedly connected inside the empty slot (14), and the limiting head (31) is slidably connected to the limiting slot (30).

2. A temperature sensor that is easy to fix according to claim 1, characterized in that: A buffer groove (23) is provided at the bottom of the probe rod (5), a buffer head (24) is rotatably connected inside the buffer groove (23), a probe (25) is fixedly connected to the bottom of the buffer head (24), a buffer rod (26) is fixedly connected to the top of the buffer head (24), a plurality of buffer springs (27) are fixedly connected to the surface of the buffer rod (26), and the plurality of buffer springs (27) are distributed in a circular pattern, and the other end of the buffer spring (27) is fixedly connected to the inside of the probe rod (5).

3. The temperature sensor that is easy to fix according to claim 1, characterized in that: One end of one of the slide grooves (21) is symmetrically provided with two slots (32), and one of the shift blocks (22) is internally slidably connected with two plugs (33), which are engaged with the slots (32).

4. The temperature sensor that is easy to fix according to claim 1, characterized in that: Four clamping blocks (34) are fixedly connected to the surface of the probe rod (5), and the four clamping blocks (34) are distributed in a circular pattern. A sealing ring (35) is sleeved on the surface of the probe rod (5), and the sealing ring (35) is clamped with the clamping blocks (34).

5. The temperature sensor that is easy to fix according to claim 1, characterized in that: A pressing head (36) is slidably connected to the interior of one of the shifting blocks (22), and the pressing head (36) and the shifting block (22) are intersected, and the surface of the pressing head (36) located inside the shifting block (22) is symmetrically hinged with two pulling blocks (37), the other end of the pulling block (37) is hinged to the plug (33), and a compression spring (38) is fixedly sleeved on the surface of the pressing head (36), and the other end of the compression spring (38) is fixedly connected to the interior of the shifting block (22).

6. The temperature sensor that is easy to fix according to claim 1, characterized in that: A top block (39) is slidably connected to the surface of one of the sliders (18), a top strip (40) is fixedly connected to the bottom of the top block (39), and the other end of the top strip (40) is fixedly connected to the bottom of the other slider (18).

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