CN216900217U

CN216900217U - Handheld fluorescence method dissolved oxygen detector

Info

Publication number: CN216900217U
Application number: CN202122190726.4U
Authority: CN
Inventors: 肖明; 周宝金
Original assignee: Dalian Hairui Instrument Manufacturing Co ltd
Current assignee: Dalian Hairui Instrument Manufacturing Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-07-05
Anticipated expiration: 2031-09-10

Abstract

The utility model is suitable for the technical field of dissolved oxygen detection assistance, and discloses a handheld fluorescence method dissolved oxygen detector which comprises a hollow tube, wherein the upper end and the lower end of the left side of the hollow tube are respectively hinged with a protective cover through hinges, the surface of the middle end of the side edge of each protective cover is fixedly provided with a connecting rod, and the top end of each connecting rod is hinged with a pushing rod through a second rotating shaft. The pushing rod provides a corresponding pushing force for the sliding plate to drive the transmission rack to horizontally move in the hollow tube, and the transmission rack, the transmission gear and the follow-up rack are meshed with each other to drive the pushing pipe to synchronously and horizontally move in the hollow tube to receive, release and move the detection probe, so that the steps required by an operator for using and operating the detection probe are simplified while the detection probe is protected, the subsequent detection speed and efficiency are improved, and the device is practical and suitable for wide popularization and use.

Description

Handheld fluorescence method dissolved oxygen detector

Technical Field

The utility model is suitable for the technical field of dissolved oxygen detection assistance, and particularly relates to a handheld fluorescence dissolved oxygen detector.

Background

At present, a fluorescence-method dissolved oxygen analyzer is an on-line monitoring instrument specially designed for measuring the oxygen content in the treatment process of municipal sewage and industrial wastewater, and can be applied to detecting the change of dissolved oxygen in the biochemical treatment process and providing continuous and accurate measurement results.

According to patent (publication number is "CN 211426277U"), a fluorescence method dissolved oxygen analysis appearance, including the analysis appearance host computer, the analysis appearance host computer has the probe body through cable electric signal connection, the fluorescence membrane head is installed to the bottom of probe body, the outside fixed mounting of probe body has the sleeve, just telescopic bottom sets up to the open end, telescopic top sets up to the seal end, telescopic inside sliding connection has the piston ring, piston ring and probe body sliding connection, the sleeve is connected with the cylinder through the rubber tube, the bottom fixedly connected with push rod of piston ring, the bottom fixed mounting of push rod has the lantern ring. According to the utility model, the needle cylinder is pushed outside to drive the piston ring to descend, the push rod at the bottom of the piston ring is used for pushing the lantern ring to descend, and the two spring plates are gradually pressed to the probe body, so that the two sealing plates are close to each other, the fluorescent membrane head is protected in a sealing manner, and the service life of the device is prolonged.

However, there are still some disadvantages in the above patents: because when being close to the shrouding and handling, need the operator to promote the processing to the piston rod, not only increased the required step of operator's operation to can't shrink to the test probe and deposit the processing, and then lead to the test probe all the time to be in the longer school of length and survey the position before using, and then can't comparatively convenient carry out handheld removal to it, thereby influence the speed and the efficiency that detect. Therefore, a hand-held fluorescence dissolved oxygen detector is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a handheld fluorescence dissolved oxygen detector which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a handheld fluorescence method dissolved oxygen detector, includes the hollow tube, both ends all articulate through the hinge about the hollow tube left side has a protective cover, every the equal fixed mounting in protective cover side middle-end surface has a connecting rod, every the connecting rod top all articulates through the second pivot has a lever of pushing, the equal slidable mounting in both ends middle part surface has a sliding plate about the hollow tube, and pushes away lever right side top through first pivot articulated with sliding plate left side top surface, the inside sliding tray that has all seted up in both ends about the hollow tube, and sliding plate bottom slidable mounting is inside the sliding tray, sliding plate bottom slidable mounting has the drive rack, the inside slidable mounting of hollow tube has the push pipe, push pipe left side top fixed surface installs test probe, push pipe is last to have follow-up rack at both ends surface equal fixed mounting.

Preferably, the surface of the inside of the right side of the sliding groove is fixedly provided with a position sensor, the surface of the bottom of each protective cover is fixedly provided with an electromagnet, the surface of the top end of the right side of the hollow pipe is fixedly provided with a mounting box, and the inside of the mounting box is fixedly provided with a single chip microcomputer.

Preferably, the surfaces of the middle parts of the upper end and the lower end of the inner side of the hollow pipe are fixedly provided with fixing rods, and the surface of the front end of each fixing rod is rotatably provided with a transmission gear through a bearing.

Preferably, the side edge of the transmission gear is meshed with the side edge of the transmission rack, and the other side of the transmission gear is meshed with the side edge of the follow-up rack.

Preferably, the signal output end of the position sensor is connected with the signal input end of the single chip microcomputer, and the signal output end of the single chip microcomputer is connected with the signal input end of the electromagnet.

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

1. according to the handheld fluorescence method dissolved oxygen detector, the detection probe is protected through the protective cover, an operator can provide corresponding driving force for the sliding plate through the abutting rod while rotating the protective cover, the driving rack is driven to horizontally move in the hollow tube along with the driving rack, and further the driving rack, the driving gear and the follow-up rack are meshed with each other, the driving pipe can be driven to synchronously and horizontally move in the hollow tube along with the driving rack, so that the detection probe is collected and moved, the steps required by the operator for using and operating the detection probe are simplified while the detection probe is protected, and the subsequent detection speed and efficiency are improved.

2. According to the handheld fluorescence method dissolved oxygen detector, the moving position of the sliding plate is detected through the position sensor, the single chip microcomputer controls the starting and stopping of the electromagnet, and the single chip microcomputer can be started after the protective cover is rotated to drive the sliding plate to horizontally move, so that the two groups of protective covers can be adsorbed by the electromagnet to ensure the protection stability of the protective cover on the detection probe.

Drawings

FIG. 1 is a schematic view of an overall top-view cross-sectional structure of a hand-held fluorescence-based dissolved oxygen detector according to the present invention;

FIG. 2 is a schematic diagram of an overall front view structure of a hand-held fluorescence dissolved oxygen detector according to the present invention.

Reference numerals: 1. a hollow tube; 2. a hinge; 3. a protective cover; 4. a connecting rod; 5. pushing the rod; 6. a first rotating shaft; 7. a sliding groove; 8. a sliding plate; 9. a drive rack; 10. fixing the rod; 11. a transmission gear; 12. pushing the pipe; 13. a follower rack; 14. detecting a probe; 15. an electromagnet; 16. a position sensor; 17. mounting a box; 18. a single chip microcomputer; 19. a second rotating shaft.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

As shown in fig. 1-2, a hand-held fluorescence method dissolved oxygen detector comprises a hollow tube 1, wherein upper and lower ends of the left side of the hollow tube 1 are hinged with protective covers 3 through hinges 2, the middle end surface of the side edge of each protective cover 3 is fixedly provided with a connecting rod 4, the top end of each connecting rod 4 is hinged with a pushing rod 5 through a second rotating shaft 19, the middle surfaces of the upper and lower ends of the hollow tube 1 are slidably provided with sliding plates 8, the top end of the right side of the pushing rod 5 is hinged with the top end surface of the left side of the sliding plate 8 through a first rotating shaft 6, sliding grooves 7 are respectively arranged in the upper and lower ends of the hollow tube 1, the bottom end of each sliding plate 8 is slidably arranged in the sliding grooves 7, the bottom of each sliding plate 8 is slidably provided with a transmission rack 9, a pushing tube 12 is slidably arranged in the hollow tube 1, the top surface of the left side of the pushing tube 12 is fixedly provided with a detection probe 14, the surfaces of the upper end and the lower end of the pushing pipe 12 are fixedly provided with follow-up racks 13.

In the present embodiment, as shown in fig. 1 and 2, since the push pipe 13 is installed inside the hollow pipe 1, and the two ends of the pushing rod 5 are mounted on the sliding plate 8 and the surface of the protecting cover 3 through the first rotating shaft 6 and the second rotating shaft 19, so that, while the protective cover 3 protects the inspection probe 14, the operator can rotate the protective cover 3, namely, the pushing rod 5 provides corresponding pushing force to the sliding plate 8 to drive the transmission rack 9 to move horizontally in the hollow tube 1, further through the mutual meshing among the transmission rack 9, the transmission gear 11 and the follow-up rack 12, the pushing tube 13 can be driven to synchronously and horizontally move in the hollow tube 1 to carry out the retracting and releasing movement processing of the detection probe 14, furthermore, while the protection treatment is performed on the detection probe 14, the steps required for the operation of the detection probe 14 by the operator are simplified, and the subsequent detection speed and efficiency are improved.

In this embodiment (as shown in fig. 1 and 2), the fixed surface of the right side of the sliding groove 7 is fixedly provided with a position sensor 16, each of the bottom surfaces of the protective covers 3 is fixedly provided with an electromagnet 15, the top surface of the right side of the hollow tube 1 is fixedly provided with a mounting box 17, the inside of the mounting box 17 is fixedly provided with a single chip microcomputer 18, the moving position of the sliding plate 8 is detected through the position sensor 16, the single chip microcomputer 18 controls the start and stop of the electromagnet 15, and the single chip microcomputer 18 can be started to ensure that the protective covers 3 can be adsorbed by the electromagnets 15 to ensure the protection stability of the protective covers 3 on the detection probe 14 after the sliding plate 8 is driven to move horizontally by rotating the protective covers 3.

In this embodiment (as shown in fig. 1 and 2), the fixing rods 10 are fixedly installed on the middle surfaces of the upper and lower ends of the inner side of the hollow tube 1, and the transmission gear 11 is rotatably installed on the front end surface of each fixing rod 10 through a bearing, so as to ensure the transmission processing of the whole device.

In this embodiment (as shown in fig. 1 and 2), the side edge of the transmission gear 11 is engaged with the side edge of the transmission rack 9, and the other side edge of the transmission gear 11 is engaged with the side edge of the follower rack 13, so as to ensure the transmission processing of the whole device.

In this embodiment (shown in fig. 1 and 2), the signal output end of the position sensor 16 is connected to the signal input end of the single chip microcomputer 18, and the signal output end of the single chip microcomputer 18 is connected to the signal input end of the electromagnet 15, so as to ensure reasonable operation of the whole device.

It should be noted that the utility model is a hand-held fluorescence method dissolved oxygen detector, the parts are all universal standard parts or parts known by technicians in this neighborhood, the structure and principle of the detector can be known by technical manuals or conventional experimental methods, when working, when the detection probe 14 to be used is pushed to open by rotating the protective cover 3, the push rod 5 drives the sliding plate 8 to slide on the surface of the hollow tube 1, the push pipe 13 is driven to synchronously and horizontally move in the hollow tube 1 by the mutual engagement among the transmission rack 9, the transmission gear 11 and the follower rack 12 to carry out retraction and extension movement processing on the detection probe 14, further the position of the detection probe 14 is adjusted, after the use is finished, the singlechip 18 is opened by an external control switch, so that the protective cover 3 can simultaneously contract and move the detection probe 14 while rotating the protection, until the electromagnet 15 adsorbs the protective cover 3, the protection treatment of the detection probe 14 is completed, compared with the traditional dissolved oxygen detection auxiliary technology, the device is characterized in that the pushing pipe 13 is arranged inside the hollow pipe 1, and the two ends of the pushing rod 5 are arranged on the surfaces of the sliding plate 8 and the protective cover 3 through the first rotating shaft 6 and the second rotating shaft 19, so that when the protective cover 3 protects the detection probe 14, an operator can provide corresponding pushing force to the sliding plate 8 through the pushing rod 5 to drive the transmission rack 9 to horizontally move inside the hollow pipe 1 along with the rotation of the protective cover 3, further through the mutual engagement among the transmission rack 9, the transmission gear 11 and the following rack 12, the pushing pipe 13 can be driven to synchronously horizontally move inside the hollow pipe 1 along with the rotation, so as to receive and release the detection probe 14, further, when the protection treatment is performed on the detection probe 14, the steps required by the operator for using the detection probe 14 are simplified, and the subsequent detection speed and efficiency are improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A hand-held fluorescence dissolved oxygen detector comprises a hollow tube (1), and is characterized in that: the device is characterized in that the upper end and the lower end of the left side of the hollow tube (1) are hinged with protective covers (3) through hinges (2), the middle end surface of the side of each protective cover (3) is fixedly provided with a connecting rod (4), the top end of each connecting rod (4) is hinged with a pushing rod (5) through a second rotating shaft (19), the middle surfaces of the upper end and the lower end of the hollow tube (1) are slidably provided with sliding plates (8), the top end of the right side of each pushing rod (5) is hinged with the top end surface of the left side of each sliding plate (8) through a first rotating shaft (6), sliding grooves (7) are formed in the upper end and the lower end of the hollow tube (1), the bottom ends of the sliding plates (8) are slidably arranged in the sliding grooves (7), transmission racks (9) are slidably arranged at the bottoms of the sliding plates (8), pushing tubes (12) are slidably arranged in the hollow tube (1), the top surfaces of the left sides of the pushing tubes (12) are fixedly provided with detection probes (14), the surfaces of the upper end and the lower end of the pushing pipe (12) are fixedly provided with follow-up racks (13).

2. The hand-held fluorescence dissolved oxygen detector of claim 1, wherein: sliding tray (7) right side inside fixed surface installs position sensor (16), every protective cover (3) bottom surface equal fixed mounting has electro-magnet (15), hollow tube (1) right side top fixed surface installs mounting box (17), mounting box (17) inside fixed mounting has singlechip (18).

3. The hand-held fluorescence dissolved oxygen detector of claim 1, wherein: the hollow pipe is characterized in that fixing rods (10) are fixedly mounted on the surfaces of the middle parts of the upper end and the lower end of the inner side of the hollow pipe (1), and a transmission gear (11) is rotatably mounted on the surface of the front end of each fixing rod (10) through a bearing.

4. The hand-held fluorescence dissolved oxygen detector of claim 3, wherein: the side edge of the transmission gear (11) is meshed with the side edge of the transmission rack (9), and the other side of the transmission gear (11) is meshed with the side edge of the follow-up rack (13).

5. The hand-held fluorescence dissolved oxygen detector of claim 2, wherein: the signal output end of the position sensor (16) is connected with the signal input end of the single chip microcomputer (18), and the signal output end of the single chip microcomputer (18) is connected with the signal input end of the electromagnet (15).