PH value sensor convenient to maintain

Abstract

The utility model discloses a pH value sensor convenient to maintain, which comprises a connecting seat, a connecting sleeve is mounted on one side of the connecting seat, a connecting plate is mounted on one side of the connecting sleeve, and a sensor probe is mounted on one side of the connecting plate. According to the electric wire winding device, the connecting shaft further drives the winding disc to rotate by rotating the handle and under the action of gear meshing connection, so that an electric wire is wound, the phenomenon that the electric wire is wound disorderly due to the fact that the electric wire is too long is avoided, meanwhile, the limiting groove is formed, the electric wire can be limited, and after the electric wire is wound, the electric wire can be conveniently wound. The rotary knob is rotated and under the action of threaded connection, the movable plate and the clamping ring on the inner side can be driven to synchronously move inwards so as to clamp and fix the electric wire and prevent the electric wire from loosening, and meanwhile, by arranging the locking mechanism, the locking effect can be achieved so as to prevent the handle from rotating.

Description

Technical Field

[0001] The utility model relates to the technical field of pH value sensors, in particular to a pH value sensor which is easy to maintain. Background Art

[0002] pH sensors are mainly used to detect the concentration of hydrogen ions in solutions. They are widely used in industries such as industry, electricity, agriculture, and medicine. They are mostly used for detection, so people have higher and higher requirements for pH sensors.

[0003] Chinese patent authorization announcement number CN212622350U discloses a pH sensor that is easy to maintain and clean, including a sensor body, an adapter is provided on one side of the outer surface of the sensor body, a probe is provided on one side of the outer surface of the adapter, a reference electrode and a measuring electrode are provided on the middle inner surface of the probe, and the reference electrode is located at the upper end of the measuring electrode. The pH sensor that is easy to maintain and clean described in the utility model is provided with a maintenance and cleaning mechanism and an anti-winding mechanism, which can facilitate the cleaning of the sensor after use to prevent damage to the sensor caused by excessive water pressure during the cleaning process, which can not only ensure clean cleaning, but also play a certain protective role, which is beneficial for people to use, and can prevent the line from being entangled when the sensor is installed, and can protect the transmission line at the sensor joint, which is beneficial for people to use and bring better prospects for use. The above-mentioned existing technical solution has the following shortcomings: the technical solution can put the anti-winding mechanism on the sensor body through the anti-winding mechanism. When the sensor body is installed, in order to prevent the transmission line on the sensor body from getting entangled, but the winding structure is relatively general. After the winding is completed, it is easy for the wire to loosen or rotate. Therefore, we need to design a pH sensor that is easy to maintain to solve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a pH sensor which is easy to maintain, so as to solve the problem that the winding structure of the pH sensor proposed in the above background technology is prone to loose wires.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pH sensor that is easy to maintain, comprising a connection seat, a connection sleeve is installed on one side of the connection seat, and a connection plate is installed on one side of the connection sleeve, a sensor probe is installed on one side of the connection plate, and a reference electrode and a measuring electrode are installed inside the sensor probe respectively, movable plates are installed at both ends of one side of the connection seat, and clamp rings are installed on the inner side of the movable plates, a mounting frame is installed on the top of the connection seat, and a handle is installed on the top of the mounting frame, a mounting plate is installed on the outer side of the handle, and a mounting plate is installed inside the mounting plate. Locking mechanisms are provided on both sides of the part, a rotating shaft is installed at the bottom end of the mounting frame, and a second bevel gear is installed on the outside of the rotating shaft, the rotating shaft vertically penetrates the interior of the movable plate, a connecting shaft is installed on one side of the connecting seat, and a first bevel gear is installed on the outside of the connecting shaft, the first bevel gear is meshed and connected with the second bevel gear, a winding disk is installed on the side of the connecting shaft away from the connecting seat, and a limiting groove is provided on the outside of the winding disk, forward and reverse thread screws are installed inside the connecting seat, and threaded sleeves are evenly installed on the outside of the forward and reverse thread screws, and the threaded sleeves are all connected to the movable plate.

[0006] When using a pH sensor that is easy to maintain according to the technical solution, the wires are wound up by rotating the winding disk to prevent the wires from being tangled due to being too long. At the same time, by setting a limit groove, the wires can be limited. When the wires are wound up, they are clamped and fixed to prevent them from becoming loose.

[0007] Preferably, the locking mechanism includes a threaded groove, and the threaded grooves are all arranged inside the mounting plate, a threaded rod is installed inside the threaded groove, and a fixing block is installed at the bottom end of the threaded rod, fixing grooves are arranged on both sides of the top end of the mounting frame, and the fixing grooves are connected to the fixing blocks, and a hand wheel is installed at the top end of the threaded rod.

[0008] Preferably, through grooves are provided at both ends of the connecting plate, and turning bars are installed inside the through grooves, turning blocks are installed on the inner sides of the turning bars, turning knobs are installed on the outer sides of the turning bars, and anti-slip teeth are evenly installed on the inner sides of the turning knobs, and turning grooves are evenly provided on the side of the connecting sleeve close to the connecting plate, and the turning grooves are connected to the turning blocks.

[0009] Preferably, the size of the rotating block is equal to the size of the rotating groove, and the cross-section of the rotating block is arranged to be T-shaped.

[0010] Preferably, the cross-sections of the anti-slip teeth are all triangular, and are arranged at equal intervals on the inner side of the knob.

[0011] Preferably, the inner side of the clamping ring is engaged with the outer side of the limiting groove.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the pH value sensor which is easy to maintain not only realizes the function of being wound up, but also realizes the function of being easy to maintain;

[0013] (1) By turning the handle and under the action of the gear meshing connection, the connecting shaft further drives the winding disk to rotate, so as to wind up the wire, so as to prevent the wire from being tangled due to being too long. At the same time, by setting the limit groove, the wire can be limited. When the wire is wound, the knob is turned and under the action of the threaded connection, the movable plate and the inner clamping ring can be driven to move inward synchronously to clamp and fix the wire to prevent the wire from being loose. At the same time, by setting the locking mechanism, the locking effect can be played to prevent the handle from rotating;

[0014] (2) By turning the knob to make it parallel to the through slot, the connecting plate can be directly removed from one side of the connecting sleeve. When installation is required, the operation can be reversed, thereby quickly installing and disassembling the sensor probe for maintenance and repair, effectively extending the service life and use value of the sensor probe. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 For the utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0018] Figure 3 For the utility model Figure 1 Schematic diagram of the structure at B in the middle;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the winding reel of the utility model;

[0020] Figure 5 It is a schematic diagram of the three-dimensional structure of the connecting sleeve and the connecting plate combination of the utility model.

[0021] Explanation of the reference numerals in the figure: 1. sensor probe; 2. reference electrode; 3. measuring electrode; 4. connecting sleeve; 5. connecting seat; 6. mounting bracket; 7. handle; 8. rotating shaft; 9. movable plate; 10. snap ring; 11. reel; 12. limiting groove; 13. electric wire; 14. first bevel gear; 15. second bevel gear; 16. connecting shaft; 17. knob; 18. forward and reverse screw; 19. connecting plate; 20. rotating groove; 21. rotating block; 22. through groove; 23. rotating strip; 24. rotating knob; 25. anti-slip teeth; 26. mounting plate; 27. locking mechanism; 2701. threaded groove; 2702. threaded rod; 2703. fixing block; 2704. fixing groove; 2705. handwheel. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 5 , the utility model provides an embodiment: a pH sensor that is easy to maintain, including a connecting seat 5, a connecting sleeve 4 is installed on one side of the connecting seat 5, and a connecting plate 19 is installed on one side of the connecting sleeve 4;

[0024] Both ends of the connecting plate 19 are provided with through grooves 22, and the inside of the through grooves 22 is provided with turn bars 23, the inner side of the turn bars 23 is provided with turn blocks 21, the outer side of the turn bars 23 is provided with turn knobs 24, and the inner side of the turn knobs 24 is evenly provided with anti-slip teeth 25, and the side of the connecting sleeve 4 close to the connecting plate 19 is evenly provided with turn grooves 20, and the turn grooves 20 are connected to the turn blocks 21, the size of the turn blocks 21 is equal to the size of the turn grooves 20, the cross-section of the turn blocks 21 is provided in a T-shape, and the cross-section of the anti-slip teeth 25 is provided in a triangular shape, which are evenly spaced and arranged on the inner side of the turn knob 24;

[0025] Specifically, Figure 1 , Figure 2 and Figure 5 As shown, when in use, by rotating the knob 24 to make it parallel to the through slot 22, the connecting plate 19 can be directly removed from one side of the connecting sleeve 4. When installation is required, the reverse operation can be performed;

[0026] A sensor probe 1 is installed on one side of the connecting plate 19, and a reference electrode 2 and a measuring electrode 3 are installed inside the sensor probe 1 respectively, movable plates 9 are installed on both ends of one side of the connecting seat 5, and a clamping ring 10 is installed on the inner side of the movable plate 9, a mounting frame 6 is installed on the top of the connecting seat 5, and a handle 7 is installed on the top of the mounting frame 6, a mounting plate 26 is installed on the outer side of the handle 7, and locking mechanisms 27 are provided on both sides of the mounting plate 26;

[0027] The locking mechanism 27 includes a threaded groove 2701, and the threaded groove 2701 is arranged inside the mounting plate 26, a threaded rod 2702 is installed inside the threaded groove 2701, and a fixing block 2703 is installed at the bottom end of the threaded rod 2702, and fixing grooves 2704 are arranged on both sides of the top of the mounting frame 6, and the fixing grooves 2704 are connected to the fixing block 2703, and a hand wheel 2705 is installed at the top of the threaded rod 2702;

[0028] Specifically, Figure 1 and Figure 4 As shown, when in use, the locking mechanism 27 can play a locking role to prevent the handle 7 from rotating;

[0029] A rotating shaft 8 is installed at the bottom end of the mounting frame 6, and a second bevel gear 15 is installed on the outer side of the rotating shaft 8. The rotating shaft 8 vertically penetrates the interior of the movable plate 9. A connecting shaft 16 is installed on one side of the connecting seat 5, and a first bevel gear 14 is installed on the outer side of the connecting shaft 16. The first bevel gear 14 is meshed and connected with the second bevel gear 15. A winding disk 11 is installed on the side of the connecting shaft 16 away from the connecting seat 5, and a limiting groove 12 is provided on the outer side of the winding disk 11. A forward and reverse threaded screw 18 is installed inside the connecting seat 5, and threaded sleeves are evenly installed on the outer sides of the forward and reverse threaded screw 18, and the threaded sleeves are all connected to the movable plate 9.

[0030] Working principle: When the utility model is used, the sensor probe 1 is inserted into the solution to be detected. During the ion exchange process between the sensor probe 1 and the hydrogen ions in the solution to be detected, the concentration of hydrogen ions in the solution is detected by the potential difference between the reference electrode 2 and the measuring electrode 3, thereby measuring the pH value of the liquid to be detected. After the pH value is measured, the knob 24 is turned to make it parallel to the through slot 22, and the connecting plate 19 can be directly removed from one side of the connecting sleeve 4, so that the user can clean and maintain the sensor probe 1;

[0031] When the wire 13 is not in use, the handle 7 is turned and the connecting shaft 16 further drives the winding disk 11 to rotate under the action of the gear meshing connection to reel in the wire 13 to prevent the wire 13 from being tangled due to being too long. After the wire 13 is reeled up, the knob 17 is turned and under the action of the threaded connection, the movable plate 9 and the inner clamping ring 10 can be driven to move inward synchronously to clamp and fix the wire 13 to prevent the wire 13 from becoming loose.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, i.e., they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Those of ordinary skill in the art may understand and implement it without creative effort.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A pH sensor that is easy to maintain, comprising a connection seat (5), characterized in that: A connecting sleeve (4) is installed on one side of the connecting seat (5), and a connecting plate (19) is installed on one side of the connecting sleeve (4); a sensor probe (1) is installed on one side of the connecting plate (19), and a reference electrode (2) and a measuring electrode (3) are installed inside the sensor probe (1), respectively; movable plates (9) are installed on both ends of one side of the connecting seat (5), and a clamping ring (10) is installed on the inner side of the movable plate (9); a mounting frame (6) is installed on the top of the connecting seat (5), and a handle (7) is installed on the top of the mounting frame (6); a mounting plate (26) is installed on the outer side of the handle (7), and locking mechanisms (27) are provided on both sides of the mounting plate (26); the bottom end of the mounting frame (6) is provided with a locking mechanism (27) and a locking mechanism (27) is provided on both sides of the mounting plate (26). A rotating shaft (8) is installed, and a second bevel gear (15) is installed on the outer side of the rotating shaft (8); the rotating shaft (8) vertically penetrates the interior of the movable plate (9); a connecting shaft (16) is installed on one side of the connecting seat (5), and a first bevel gear (14) is installed on the outer side of the connecting shaft (16); the first bevel gear (14) is meshingly connected with the second bevel gear (15); a winding disk (11) is installed on the side of the connecting shaft (16) away from the connecting seat (5), and a limiting groove (12) is provided on the outer side of the winding disk (11); a positive and negative threaded screw (18) is installed inside the connecting seat (5), and threaded sleeves are evenly installed on the outer sides of the positive and negative threaded screw (18); the threaded sleeves are all connected to the movable plate (9).

2. The pH sensor easy to maintain according to claim 1, characterized in that: The locking mechanism (27) comprises a threaded groove (2701), and the threaded groove (2701) is arranged inside the mounting plate (26), a threaded rod (2702) is installed inside the threaded groove (2701), and a fixing block (2703) is installed at the bottom end of the threaded rod (2702), fixing grooves (2704) are arranged on both sides of the top end of the mounting frame (6), and the fixing grooves (2704) are connected to the fixing block (2703), and a hand wheel (2705) is installed at the top end of the threaded rod (2702).

3. The pH sensor easy to maintain according to claim 1, characterized in that: Both ends of the connecting plate (19) are provided with through grooves (22), and the through grooves (22) are provided with turning bars (23), the inner sides of the turning bars (23) are provided with turning blocks (21), the outer sides of the turning bars (23) are provided with turning knobs (24), and the inner sides of the turning knobs (24) are provided with anti-slip teeth (25), and the connecting sleeve (4) is provided with turning grooves (20) on one side close to the connecting plate (19), and the turning grooves (20) are connected to the turning blocks (21).

4. The pH sensor easy to maintain according to claim 3, characterized in that: The size of the rotating block (21) is equal to the size of the rotating groove (20), and the cross-section of the rotating block (21) is arranged to be T-shaped.

5. The pH sensor easy to maintain according to claim 3, characterized in that: The cross-sections of the anti-slip teeth (25) are all arranged in a triangular shape, and are arranged at equal intervals on the inner side of the rotating knob (24).

6. The pH sensor easy to maintain according to claim 1, characterized in that: The inner side of the clamping ring (10) is engaged with the outer side of the limiting groove (12).

Images