CN219777657U

CN219777657U - Bubble interference prevention device for dissolved oxygen probe

Info

Publication number: CN219777657U
Application number: CN202321035327.3U
Authority: CN
Inventors: 谢静; 乔燕
Original assignee: Shandong Binzhou Ecological Environment Monitoring Center
Current assignee: Shandong Binzhou Ecological Environment Monitoring Center
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-09-29
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a dissolved oxygen probe bubble interference prevention device which comprises a dissolved oxygen probe bubble interference prevention device body, wherein the dissolved oxygen probe bubble interference prevention device body comprises a probe, a vertical blocking plate, a right blocking plate, a transverse baffle and three inclined baffles which are obliquely arranged, and the right side of the vertical blocking plate is fixedly connected with the left side of the transverse baffle. According to the utility model, the probe is shielded and prevented from being interfered by bubbles through the three inclined baffle plates, the vertical baffle plates, the right baffle plates and the transverse baffle plates, the probe is convenient to buffer and unload force for protection when being impacted by the upper part through the moving sleeve and the blocking protection type buffer guide assembly, the probe is driven to reset upwards after the impact force disappears, the risk of the probe being damaged by the impact is reduced, the use safety is improved, and the probe is convenient to be quickly disassembled and assembled in a simple pulling and loosening mode through the moving sleeve, the clamping block and the elastic buckling assembly, so that the operation convenience and efficiency are improved, and the maintenance work of personnel on the probe is facilitated.

Description

Bubble interference prevention device for dissolved oxygen probe

Technical Field

The utility model relates to the technical field of probe anti-bubble interference equipment, in particular to an anti-bubble interference device for a dissolved oxygen probe.

Background

In the water environment treatment monitoring work, the dissolved oxygen meter is used for measuring the content of oxygen dissolved in an aqueous solution, the oxygen is dissolved in water in a biochemical tank through surrounding air, air flow and photosynthesis, the precision requirement of precise aeration on the meter is high, for a dissolved oxygen probe, a fluorescence method dissolved oxygen meter is generally used, the dissolved oxygen meter has the advantages of high measurement precision (+/-0.1 mg/L) and quick response time, and the dissolved oxygen meter has the disadvantages that the bubbles are continuously aerated in the biochemical tank and the interference of the bubbles on the probe is very serious; in this regard, publication No. CN218481407U discloses a dissolved oxygen probe anti-bubble interference device, comprising: the probe is provided with a fluorescent film at one end and forms a detection end; the first blocking part is connected with the probe and used for covering an aeration zone of the biochemical pool, and a detection zone which is communicated with the aeration zone and contacted with the detection end is formed in the first blocking part; the second blocking part is arranged in the detection area and is positioned between the probe and the aeration area, the second blocking part comprises a plurality of blocking assemblies which are sequentially staggered along the height direction of the detection area, one side of each blocking assembly is connected with the first blocking part to enable the bottom of each blocking assembly to be provided with a blocking area which corresponds to the opening and is used for blocking bubbles, the first blocking part comprises a short vertical baffle, a transverse baffle and a long vertical baffle, and a plurality of U-shaped hoops are sequentially arranged on the long vertical baffle along the height direction of the probe; the device can effectively solve the problem that bubbles in an aerobic biochemical system interfere with the value of the dissolved oxygen probe, and can also play a role in preventing the probe membrane from being damaged by accidental collision.

The above-mentioned patent discloses a dissolved oxygen probe bubble jamming unit, through the mode that blocks subassembly to the bubble shelter from such as baffle that sets up, realize preventing the bubble jamming to the probe, utilize U type staple bolt cooperation outside bolt to realize fixing the probe, but it still has some not enoughly:

1. the plurality of U-shaped hoops are used for clamping and fixing the probe by matching with a plurality of bolts, and the probes are required to be detached one by one during maintenance, so that the operation is complex, and the disassembly and fixation convenience of the probes is not ideal; 2. the U-shaped anchor ear is directly used for clamping and fixing, so that the upper part of the probe cannot be relieved when the probe is impacted by false collision, the risk of the damage to the upper part caused by impact is high, and the use safety is not ideal; the device is improved on the basis of the defects of the technology, so that an anti-bubble interference device of a dissolved oxygen probe is provided for solving the problems.

Disclosure of Invention

The utility model aims to provide an anti-bubble interference device of a dissolved oxygen probe, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the dissolved oxygen probe bubble interference prevention device comprises a dissolved oxygen probe bubble interference prevention device body, wherein the dissolved oxygen probe bubble interference prevention device body comprises a probe, a vertical baffle plate, a right baffle plate, a transverse baffle plate and three inclined baffle plates which are obliquely arranged, the right side of the vertical baffle plate is fixedly connected with the left side of the transverse baffle plate, the right side of the bottom of the transverse baffle plate is fixedly connected with the top of the right baffle plate, the right side of the vertical baffle plate is fixedly connected with the left sides of the two corresponding inclined baffle plates, the left side of the right baffle plate is fixedly connected with the right side of the corresponding inclined baffle plate, the transverse baffle plates are movably sleeved on the probe, other structures of the dissolved oxygen probe bubble interference prevention device body and the principle that the dissolved oxygen probe bubble interference prevention device body is blocked up step by utilizing the three inclined baffle plates form bubbles are disclosed in the prior art, and the technology is disclosed in the prior art CN218481407U, and is not further described; the two sides of the probe are fixedly connected with a clamping sleeve, and the right side of the clamping sleeve positioned on the right side is provided with a buckling groove with openings on the front side and the rear side;

the top of the transverse baffle is fixedly connected with a buffering quick-fixing mechanism matched with the probe, the buffering quick-fixing mechanism comprises a movable sleeve and a positioning sleeve, the movable sleeve is movably sleeved on the probe, the bottom of the positioning sleeve is fixedly connected with the top of the transverse baffle, a blocking and protecting type buffering guide assembly is arranged between the bottom of the movable sleeve and the positioning sleeve and is used for vertically buffering and protecting the probe through the movable sleeve when the probe is impacted by error;

the two sides of the top of the movable sleeve are fixedly connected with clamping blocks which are respectively movably clamped in corresponding clamping sleeves, and the right side of the movable sleeve is provided with an elastic buckling assembly which is movably buckled with the buckling groove and is used for fast buckling and locking the probe through the clamping sleeve on the right side.

Preferably, the shielding type buffering guide assembly comprises a telescopic protection rubber sleeve fixedly connected to the bottom of the movable sleeve, the bottom of the telescopic protection rubber sleeve is fixedly connected with the top of the positioning sleeve, guide posts are fixedly connected to two sides of the bottom of the movable sleeve, the positioning sleeve is slidably sleeved on the two guide posts, two springs are fixedly connected between the top of the positioning sleeve and the bottom of the movable sleeve, and the springs are movably sleeved on the corresponding guide posts; the telescopic protection gum cover, guide post and the spring cooperation that set up utilize the guide post to realize moving the vertical direction of cover on the locating sleeve, utilize the spring to realize moving the cover and move down to its buffering when moving the cover and unload the power to this utilizes to move the cover and realizes the vertical buffering of probe and unload the power when the probe receives decurrent mistake to bump impact, reduces its risk of receiving downward impact damage.

Preferably, the elastic buckling assembly comprises an L-shaped buckling rod rotatably arranged on the right side of the movable sleeve, the left end of the L-shaped buckling rod is movably clamped into the buckling groove, the right side of the top of the L-shaped buckling rod is fixedly connected with a poking block, the right side of the movable sleeve is provided with a groove, and two obliquely arranged tension springs are fixedly connected between the inner wall of the top of the groove and the inner wall of the right side of the L-shaped buckling rod; the L-shaped buckling rod, the tension spring and the stirring block are matched, buckling of the L-shaped buckling rod and the buckling groove is utilized, clamping sleeve buckling locking on the right side is achieved, locking of the probe is achieved, when the stirring block is pulled rightwards, the stirring block drives the L-shaped buckling rod to rotate rightwards and separate from the buckling groove, the L-shaped buckling rod stretches the tension spring rightwards, the buckling state is relieved, the probe can be directly pulled upwards, and the probe is conveniently and quickly assembled, disassembled and fixed.

Preferably, a movable perforation which is movably contacted with the outer side of the probe is formed at the top of the transverse baffle.

Preferably, the guide holes are formed in two sides of the top of the positioning sleeve, the inner walls of the guide holes are in sliding contact with the outer sides of the corresponding guide posts, threaded holes are formed in the inner walls of the right sides of the guide holes on the right sides, knob type bolts are sleeved in the threaded holes, and the left ends of the knob type bolts are in movable contact with the bottoms of the right sides of the guide posts on the right sides.

Preferably, the right side fixedly connected with of removal cover is propped up the piece, and fixedly connected with back shaft between two pieces, and L shape detains the pole rotation cover and establishes on the back shaft, and the bottom and the left end of L shape knot pole all set up to the arc structure.

Preferably, the right side of the inclined baffle is located between the left side of the two inclined baffles.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the dissolved oxygen probe bubble interference prevention device, the probe is shielded by matching the three inclined baffles, the vertical baffle plate, the right baffle plate and the transverse baffle plate, and bubbles are shielded step by step from bottom to top by using the three inclined baffles, so that the phenomenon that a large number of bubbles directly surround the probe is prevented, and the probe is shielded and prevented from bubble interference;

2. according to the dissolved oxygen probe anti-bubble interference device, the movable sleeve is matched with the shielding type buffering guide assembly, so that the probe can be elastically buffered and unloaded when being impacted by the upper part, and the probe can be elastically driven to recover to the original position after the impact force disappears, and the risk of impact damage to the probe is reduced;

3. this dissolved oxygen probe bubble interference prevention device through removal cover, cutting ferrule, fixture block and the elasticity buckling components that set up, can utilize L shape knot pole to the cutting ferrule buckling on right side fixed to this realizes the locking of probe, and can be through simple pulling with relax the mode of stirring the piece quick to probe unblock and locking, with this convenient dismouting to probe, improvement simple operation nature and efficiency.

According to the utility model, the probe is shielded and prevented from being interfered by bubbles through the three inclined baffle plates, the vertical baffle plates, the right baffle plates and the transverse baffle plates, the probe is convenient to buffer and unload force for protection when being impacted by the upper part through the moving sleeve and the blocking protection type buffer guide assembly, the probe is driven to reset upwards after the impact force disappears, the risk of the probe being damaged by the impact is reduced, the use safety is improved, and the probe is convenient to be quickly disassembled and assembled in a simple pulling and loosening mode through the moving sleeve, the clamping block and the elastic buckling assembly, so that the operation convenience and efficiency are improved, and the maintenance work of personnel on the probe is facilitated.

Drawings

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

fig. 4 is an enlarged schematic view of the portion B in fig. 3 according to the present utility model.

In the figure: 1. a probe; 101. a transverse baffle; 102. a vertical blocking plate; 103. a right blocking plate; 104. a bevel baffle; 105. a cutting sleeve; 2. a positioning sleeve; 3. a moving sleeve; 4. a guide post; 5. a spring; 6. a telescopic protective rubber sleeve; 7. knob type bolts; 8. a clamping block; 9. an L-shaped buckling rod; 10. a poking block; 11. a groove; 12. a tension spring; 13. a support shaft; 14. a buckling groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to fig. 4, the device for preventing air bubbles from interfering with a dissolved oxygen probe provided in this embodiment includes a device body for preventing air bubbles from interfering with a dissolved oxygen probe, the device body for preventing air bubbles from interfering with a dissolved oxygen probe includes a probe 1, a vertical baffle plate 102, a right baffle plate 103, a transverse baffle plate 101 and three inclined baffle plates 104 disposed in an inclined manner, wherein the right side of the vertical baffle plate 102 is fixedly connected with the left side of the transverse baffle plate 101, the right side of the vertical baffle plate 102 is fixedly connected with the left side of the corresponding two inclined baffle plates 104, the left side of the right baffle plate 103 is fixedly connected with the right side of the corresponding inclined baffle plate 104, the transverse baffle plate 101 is movably sleeved on the probe 1, the top of the transverse baffle plate 101 is provided with a movable perforation which is movably contacted with the outer side of the probe 1, the bottom of the probe 1 is movably penetrated downwards, the inclined baffle plates 104 on the right side are located between the two inclined baffle plates 104 on the left side, other structures of the device body for preventing air bubbles from interfering with a dissolved oxygen probe and the dissolved oxygen probe are formed by blocking the three inclined baffle plates 104 step by step upwards, and the principle of preventing air bubbles is not disclosed in the prior art, which is also described in the prior art, and 218481407; the two sides of the probe 1 are fixedly connected with a clamping sleeve 105, and the right side of the clamping sleeve 105 positioned on the right side is provided with a buckling groove 14 with openings on the front side and the rear side;

the top of the transverse baffle 101 is fixedly connected with a buffering quick-fixing mechanism matched with the probe 1, the buffering quick-fixing mechanism comprises a movable sleeve 3 and a positioning sleeve 2 which are movably sleeved on the probe 1, the bottom of the positioning sleeve 2 is fixedly connected with the top of the transverse baffle 101, a shielding type buffering guide assembly is arranged between the bottom of the movable sleeve 3 and the positioning sleeve 2, and the shielding type buffering guide assembly is used for vertically buffering and protecting the probe 1 through the movable sleeve 3 when the probe 1 is impacted by error; the baffle-guard type buffering guide assembly comprises a telescopic protection rubber sleeve 6 fixedly connected to the bottom of a movable sleeve 3, the bottom of the telescopic protection rubber sleeve 6 is fixedly connected with the top of a positioning sleeve 2, guide posts 4 are fixedly connected to the two sides of the bottom of the movable sleeve 3, the positioning sleeve 2 is slidably sleeved on the two guide posts 4, two springs 5 are fixedly connected between the top of the positioning sleeve 2 and the bottom of the movable sleeve 3, the springs 5 are movably sleeved on the corresponding guide posts 4, guide holes are formed in the two sides of the top of the positioning sleeve 2, the inner walls of the guide holes are in sliding contact with the outer sides of the corresponding guide posts 4, threaded holes are formed in the right inner walls of the guide holes on the right side, knob bolts 7 are sleeved in threaded holes, the left ends of the knob bolts 7 are movably contacted with the right bottoms of the guide posts 4 on the right side, the set knob bolts 7 are used for fixedly pressing and locking the guide posts 4 on the right side when buffering is not needed, and are integrally and fixedly supported in a locking state, and the two choices are provided for personnel to flexibly select and use according to the severe degree of site conditions; the telescopic protection rubber sleeve 6, the guide post 4 and the spring 5 are matched, the guide post 4 slides in the positioning sleeve 2 to realize vertical guide of the movable sleeve 3, the spring 5 is used for buffering and unloading force when the movable sleeve 3 moves downwards, so that the movable sleeve 3 is used for realizing vertical buffering and unloading force of the probe 1 when the probe 1 is impacted by downward error, the risk of damage caused by downward impact is reduced, and the telescopic protection rubber sleeve 6 is used for shielding the two springs 5 to prevent impurities and avoid the phenomenon that the springs 5 are blocked and blocked by impurities;

the two sides of the top of the movable sleeve 3 are fixedly connected with clamping blocks 8 which are respectively and movably clamped into corresponding clamping sleeves 105, the arranged clamping blocks 8 are used for clamping and positioning the probe 1 through the corresponding clamping sleeves 105 to prevent the probe 1 from rotating, the right side of the movable sleeve 3 is provided with an elastic buckling assembly which is movably buckled with the buckling groove 14, and the elastic buckling assembly is used for fast buckling and locking the probe 1 through the clamping sleeves 105 on the right side; the elastic buckling assembly comprises an L-shaped buckling rod 9 rotatably arranged on the right side of the movable sleeve 3, two supporting blocks are fixedly connected to the right side of the movable sleeve 3, a supporting shaft 13 is fixedly connected between the two supporting blocks, the bottom end and the left end of the L-shaped buckling rod 9 are both of arc-shaped structures, a rotating hole is formed in the bottom of the front side of the L-shaped buckling rod 9, a bearing is fixedly sleeved in the rotating hole, the inner ring of the bearing is fixedly sleeved with the outer side of the supporting shaft 13, the L-shaped buckling rod 9 is rotatably sleeved on the supporting shaft 13 through the bearing, the effect of rotatably mounting the L-shaped buckling rod 9 is achieved, the left end of the L-shaped buckling rod 9 is movably clamped in a buckling groove 14, a stirring block 10 is fixedly connected to the right side of the top of the L-shaped buckling rod 9, a groove 11 is formed in the right side of the movable sleeve 3, and two obliquely arranged tension springs 12 are fixedly connected between the inner wall of the top of the groove 11 and the right side of the L-shaped buckling rod 9; the L-shaped buckling rod 9, the tension spring 12 and the stirring block 10 are matched, the buckling of the L-shaped buckling rod 9 and the buckling groove 14 is utilized, the buckling and locking of the clamping sleeve 105 on the right side is realized, the locking of the probe 1 is realized, when the stirring block 10 is pulled rightwards, the stirring block 10 drives the L-shaped buckling rod 9 to rotate rightwards and separate from the buckling groove 14, the L-shaped buckling rod 9 stretches the tension spring 12 rightwards, the buckling state is relieved, the probe 1 can be directly pulled upwards, and the convenient dismounting and fixing of the probe 1 are realized.

The application method of the embodiment is as follows: the three inclined baffles 104, the vertical baffle 102, the right baffle 103 and the transverse baffle 101 are matched to form shielding on the outer side of the probe 1, and when bubbles occur, the three inclined baffles 104 are utilized to shield the bubbles step by step from bottom to top to prevent a large number of bubbles from directly surrounding the probe 1, so that the anti-bubble interference on the probe 1 is realized; when the buffering protection is needed, the knob bolt 7 is reversely rotated to separate the knob bolt from the right guide post 4, the locking of the right guide post 4 is released, when the upper part of the probe 1 is collided or impacted by mistake, the probe 1 moves downwards and drives the movable sleeve 3 to move downwards through the two clamping sleeves 105, the movable sleeve 3 drives the two guide posts 4 to slide in corresponding guide holes respectively and compress the two springs 5 and the telescopic protection rubber sleeve 6, after the impact force disappears, the spring 5 in a compressed state drives the movable sleeve 3 to move upwards for resetting, and the movable sleeve 3 drives the probe 1 to move upwards for resetting through the two clamping sleeves 105 to continue working, wherein the impact force energy can be relieved by buffering the elastic force of the spring 5 when the upper part is impacted, the risk of the impact damage of the probe 1 is reduced, the vertical buffering protection of the probe 1 is realized, and the use safety is improved;

when the probe 1 needs to be disassembled and maintained, the stirring block 10 is pulled rightwards, the stirring block 10 drives the L-shaped buckling rod 9 to rotate rightwards and separate from the buckling groove 14, the L-shaped buckling rod 9 stretches rightwards to the tension spring 12, the buckling state is released, the probe 1 can be directly moved upwards at the moment, the probe 1 drives the two clamping sleeves 105 to be separated from the corresponding clamping blocks 8 respectively upwards, the disassembly is completed, the probe 1 is sequentially inserted downwards through the movable sleeve 3 and the positioning sleeve 2 during installation, the probe 1 drives the two clamping sleeves 105 to be respectively clamped on the corresponding clamping blocks 8, the right pulling force of the stirring block 10 is released at the moment, the elasticity of the tension spring 12 in the stretching state drives the L-shaped buckling rod 9 to rotate leftwards, the left end of the L-shaped buckling rod 9 rotates into the buckling groove 14, and the clamping sleeves 105 on the right side are buckled and locked, so that the probe 1 is conveniently and rapidly disassembled and assembled through a simple loosening mode, the operation convenience and the efficiency are improved, and the maintenance work of the probe 1 is convenient for personnel.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a dissolved oxygen probe bubble jamming prevention device, includes dissolved oxygen probe bubble jamming prevention device body, dissolved oxygen probe bubble jamming prevention device body includes probe (1), erects barrier plate (102), right barrier plate (103), transverse baffle (101) and inclined baffle (104) that three slope set up, its characterized in that: the right side of the vertical blocking plate (102) is fixedly connected with the left side of the transverse blocking plate (101), the right side of the bottom of the transverse blocking plate (101) is fixedly connected with the top of the right blocking plate (103), the right side of the vertical blocking plate (102) is fixedly connected with the left sides of the two corresponding inclined blocking plates (104), the left side of the right blocking plate (103) is fixedly connected with the right sides of the corresponding inclined blocking plates (104), the transverse blocking plate (101) is movably sleeved on the probe (1), clamping sleeves (105) are fixedly connected to the two sides of the probe (1), and buckling grooves (14) which are arranged in an opening manner are formed in the front side and the rear side of the clamping sleeve (105) on the right side are formed in the right side of the clamping sleeve (105);

the top of the transverse baffle (101) is fixedly connected with a buffering quick-fixing mechanism matched with the probe (1), the buffering quick-fixing mechanism comprises a movable sleeve (3) and a positioning sleeve (2) which are movably sleeved on the probe (1), the bottom of the positioning sleeve (2) is fixedly connected with the top of the transverse baffle (101), and a blocking and protecting type buffering guide assembly is arranged between the bottom of the movable sleeve (3) and the positioning sleeve (2);

the two sides of the top of the movable sleeve (3) are fixedly connected with clamping blocks (8) which are respectively movably clamped in corresponding clamping sleeves (105), and the right side of the movable sleeve (3) is provided with an elastic buckling assembly which is movably buckled with the buckling groove (14).

2. The dissolved oxygen probe bubble interference prevention device according to claim 1, wherein: keep off flexible protection gum cover (6) of protecting formula buffering direction subassembly including fixed connection in removal cover (3) bottom, the bottom of flexible protection gum cover (6) and the top fixed connection of position sleeve (2), the equal fixedly connected with guide post (4) in bottom both sides of removal cover (3), and position sleeve (2) slip cap is established on two guide posts (4), and fixedly connected with two springs (5) between the top of position sleeve (2) and the bottom of removal cover (3), spring (5) movable sleeve are established on corresponding guide post (4).

3. The dissolved oxygen probe bubble interference prevention device according to claim 2, wherein: the elastic buckling assembly comprises an L-shaped buckling rod (9) rotatably arranged on the right side of a movable sleeve (3), the left end of the L-shaped buckling rod (9) is movably clamped into a buckling groove (14), the right side of the top of the L-shaped buckling rod (9) is fixedly connected with a stirring block (10), the right side of the movable sleeve (3) is provided with a groove (11), and two obliquely arranged tension springs (12) are fixedly connected between the inner wall of the top of the groove (11) and the inner wall of the right side of the L-shaped buckling rod (9).

4. The dissolved oxygen probe bubble interference prevention device according to claim 1, wherein: the top of the transverse baffle plate (101) is provided with a movable perforation which is in movable contact with the outer side of the probe (1).

5. The dissolved oxygen probe bubble interference prevention device according to claim 2, wherein: guide holes are formed in two sides of the top of the positioning sleeve (2), the inner walls of the guide holes are in sliding contact with the outer sides of the corresponding guide posts (4), threaded holes are formed in the right inner walls of the guide holes on the right side, knob type bolts (7) are sleeved in the threaded holes in a threaded mode, and the left ends of the knob type bolts (7) are in movable contact with the right bottoms of the guide posts (4) on the right side.

6. A dissolved oxygen probe bubble interference prevention device according to claim 3, wherein: two support blocks are fixedly connected to the right side of the movable sleeve (3), a support shaft (13) is fixedly connected between the two support blocks, the L-shaped buckling rod (9) is rotatably sleeved on the support shaft (13), and the bottom end and the left end of the L-shaped buckling rod (9) are both of arc structures.

7. The dissolved oxygen probe bubble interference prevention device according to claim 1, wherein: the right side of the inclined baffle plate (104) is positioned between the left side of the two inclined baffle plates (104).