CN217820348U - Portable dissolved oxygen instrument - Google Patents
Portable dissolved oxygen instrument Download PDFInfo
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- CN217820348U CN217820348U CN202221936560.4U CN202221936560U CN217820348U CN 217820348 U CN217820348 U CN 217820348U CN 202221936560 U CN202221936560 U CN 202221936560U CN 217820348 U CN217820348 U CN 217820348U
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- dissolved oxygen
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Abstract
The utility model discloses a portable dissolved oxygen appearance relates to dissolved oxygen appearance design technical field, including the inside fixed surface of protective housing, measuring probe protection unit, connecting wire length adjustment unit protective housing and connect the dissolved oxygen appearance, the interior side surface of protective housing is located the left fixed position division board of dissolved oxygen appearance, the inside surface of protective housing is located the left fixed position of division board and connects the space bar, the position that the protective housing internal surface is located between space bar and the division board is provided with connecting wire length adjustment unit, the left side of dissolved oxygen appearance is connected with the one end of connecting wire, the interior side surface of protective housing is located two equidistant connecting wire fixture blocks of fixed position connection of connecting wire length adjustment unit upside, can protect detecting probe, and the device can be adjusted convenient to carry with detecting probe's connecting wire.
Description
Technical Field
The utility model relates to a dissolved oxygen appearance design technical field specifically is a portable dissolved oxygen appearance.
Background
The dissolved oxygen meter measures the amount of oxygen dissolved in an aqueous solution. Oxygen is dissolved in water by ambient air, air movement and photosynthesis. Can be used for measuring and monitoring the process in which the oxygen content affects the reaction speed, the process efficiency or the environment.
The existing portable dissolved oxygen instrument cannot protect the detection probe, cannot adjust a connecting wire between the device and the detection probe, and is inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a portable dissolved oxygen appearance, can protect test probe, the device can be adjusted with test probe's connecting wire, and convenient to carry can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a portable dissolved oxygen instrument comprises a protective shell, a measuring probe protective unit and a connecting wire length adjusting unit;
a protective shell: the inner surface of the protective shell is fixedly connected with a dissolved oxygen meter, the inner side surface of the protective shell is positioned on the left side of the dissolved oxygen meter and fixedly connected with a partition plate, the inner surface of the protective shell is positioned on the left side of the partition plate and fixedly connected with a partition plate, a connecting wire length adjusting unit is arranged between the partition plate and the partition plate, the left side of the dissolved oxygen meter is connected with one end of a connecting wire, the position, on the upper side of the connecting wire length adjusting unit, of the inner side surface of the protective shell is fixedly connected with two equally-spaced connecting wire clamping blocks, and the other end of the connecting wire on the dissolved oxygen meter sequentially penetrates through the partition plate and the connecting wire clamping blocks to extend into the connecting wire length adjusting unit;
a measuring probe protection unit: include set casing, slip supporting shoe, compression spring, measuring probe, unable adjustment base, contact safety cover and the cardboard that absorbs water, the inboard surface of protective housing is located the fixed shell of position fixed connection between space bar and the protective housing, sliding connection slip supporting shoe in the set casing, the both ends of position fixed connection compression spring between the downside surface of slip supporting shoe and the set casing, spacing fixed orifices has been seted up to the front side surface of slip supporting shoe, the last fixed surface of slip supporting shoe connects unable adjustment base, the fixed base upper end fixed surface connects the contact safety cover, the cardboard that absorbs water of the inside fixed surface of contact safety cover connection, be provided with measuring probe in the contact safety cover.
The protective housing is used for fixing the whole device, the dissolved oxygen meter is used for processing measured data, a measurement structure is displayed, the partition plate is used for separating the inside of the protective housing, the partition plate is used for separating the measurement probe protection unit and the wiring length adjusting unit, the connecting wire is used for connecting the measurement probe and the dissolved oxygen meter, the wiring clamping block is used for fixing the connecting wire, the fixed housing is used for fixing the sliding supporting block, the sliding supporting block slides in the fixed housing, the fixed base is used for fixing the contact head protective cover, the contact head protective cover is used for fixing the water absorbing paperboard, the water absorbing paperboard is used for absorbing water for the used measurement probe, the next use is facilitated, when the measurement probe is needed to be used, the compressed compression spring is pulled out through the fixing cylinder, the compression spring is elongated, the measurement probe is popped out to be connected with the connecting wire for use, when the measurement probe is not needed to be used, the circular through the measurement probe is inserted into the through the circular through hole to fix the measurement probe on the contact head protective cover, the water of the measurement probe is sucked out through the water absorbing paperboard, the compression spring is compressed, the measurement probe is protected, the measurement probe is convenient to use.
Further, measuring probe protection unit still contains buffering cushion, fixed cylinder, fixed apron, handrail, joint fixed plate and spacing post, circular through-hole has been seted up on the upside surface of protective housing, circular through-hole extends to and corresponds in the protective housing and the contact safety cover, fixed cylinder and the fixed joint of circular through-hole, the fixed apron of fixed cylindrical top fixed surface connection, the upside fixed surface connection handrail of fixed apron, fixed cylindrical downside fixed surface connection buffering cushion, buffering cushion and measuring probe contact, the viewing aperture has been seted up to the position that the upside surface of protective housing lies in between division board and the protective housing, the joint has the joint fixed plate in the viewing aperture, spacing hole has been seted up on the upside surface of joint fixed plate, spacing post passes spacing hole and spacing fixed orifices in proper order, unable adjustment base is through spacing post and set casing fixed connection.
Cushion is used for protecting measuring probe, and fixed cylinder is used for protecting the protective housing, and fixed apron is used for fixed cylinder, and fixed apron is used for fixed handrail, and the handrail is used for conveniently taking out fixed cylinder, and the joint fixed plate is used for protecting measuring probe protective unit and connecting wire length adjustment unit, and spacing post is used for fixing the slip supporting shoe, lets measuring probe fix in the protective housing.
Further, connecting wire length adjustment unit includes the rectangle protective housing, rotates base, connecting wire winding post, bearing, dead lever and gag lever post, the upper end surface of protective housing is located the fixed position connection rectangle protective housing between space bar and the division board, the inside front side fixed connection of rectangle protective housing rotates the base, the front side surface of rotating the base rotates connecting wire winding post, the winding has the connecting wire on the connecting wire winding post, the left and right sides in the rectangle protective housing is the one end of fixed connection dead lever respectively, the both sides of a bearing of two corresponding one end fixed connection of dead lever, the bearing rotates to cup joint on connecting wire winding post, the rectangle joint groove has been seted up on the front end surface of connecting wire winding post, the rectangle joint inslot fixed connection gag lever post.
The rectangle protective housing is used for fixed rotation base, rotates the base and is used for letting the connecting wire winding post rotate, and the connecting wire winding post is used for twining the connecting wire, and the dead lever is used for the support bearing, and the bearing is used for letting the connecting wire winding post rotate more stably, and the gag lever post is used for adjusting line length for joint piece joint.
Further, connecting wire length adjustment unit still contains joint piece, connects flat board, coupling spring, roller bearing, spliced pole and pulling handrail, the front side surface of rectangle protective housing rotates the coupling post, the rear side surface of spliced pole extends to in the rectangle protective housing and rotates with roller bearing and cup joints, fixed connection connects dull and stereotypedly on the roller bearing, connect the one end that dull and stereotyped upside surface is located the position difference fixed connection coupling spring of spliced pole left and right sides, and two coupling spring's the other end corresponds fixed connection with rectangle protective housing internal surface, the tip fixed connection joint piece that is located the rectangle protective housing on the spliced pole, the rectangle joint hole has been seted up to the rear side surface of joint piece, the rectangle joint hole corresponds the joint with the gag lever post, the joint piece corresponds the joint with rectangle joint groove, the other end of spliced pole passes rectangle protective housing and fixed cover plate, extend to protective housing front side surface and with pulling handrail fixed connection.
The spliced pole is used for fixed joint piece, roller bearing is used for supporting the connection flat board, when needs shrink to the connecting wire, through pressing the pulling handrail, the spliced pole moves down, the area lets the joint piece correspond the joint with the rectangle joint groove on the connecting wire winding post, then through rotating the pulling handrail, it rotates to drive the connecting wire winding post, come to shrink to the line above-mentioned, when needs lengthen the connecting wire, through pulling the pulling handrail, improve the spliced pole, let joint piece and the separation of connecting wire winding post, come to compress connecting spring, come the pulling connecting wire, adjust connecting wire length, roller bearing is used for letting the spliced pole rotate more stably.
Furthermore, the protective shell further comprises a clamping clip, and the clamping clip is fixedly connected to the rear side surface of the protective shell.
The buckle clip is used for being clamped between the waist, so that the carrying and the use are convenient.
Further, still include the display glass board, the viewing aperture has been seted up to the position that the front side surface of protective housing is located the dissolved oxygen appearance display screen, fixed joint display glass board in the viewing aperture.
The display glass plate is used for conveniently watching the measured data and protecting the dissolved oxygen instrument.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the portable dissolved oxygen instrument has the following advantages: the measuring probe protection unit is arranged and used for fixing the sliding support block through the fixing shell, the sliding support block slides in the fixing shell, the fixing base is used for fixing the contact protection cover, the contact protection cover is used for fixing the water absorption paper board, the water absorption paper board is used for absorbing water for the used measuring probe so as to be convenient for next use, when the measuring probe is required to be used, the fixing cylinder is pulled out, the compressed compression spring is stretched to enable the measuring probe to be popped out so as to enable the measuring probe to be connected with the connecting wire for use, when the measuring probe is not required to be used, the measuring probe is inserted into the circular through hole so as to enable the measuring probe to be fixed on the contact protection cover, water of the measuring probe is sucked out through the water absorption paper board so as to compress the compression spring so as to protect the measuring probe, and the probe is convenient to carry;
2. the portable dissolved oxygen instrument has the following advantages: the connecting wire length adjusting unit is arranged, the connecting post moves downwards by pressing the pulling handrail, the clamping block is correspondingly clamped with the rectangular clamping groove on the connecting wire winding post, then the pulling handrail is rotated to drive the connecting wire winding post to rotate so as to contract the upper wire, when the connecting wire needs to be elongated, the connecting post is improved by pulling the pulling handrail, the clamping block is separated from the connecting wire winding post so as to compress the connecting spring and pull the connecting wire so as to adjust the length of the connecting wire, and the roller bearing is used for enabling the connecting post to rotate more stably so as to adjust the length of the connecting wire;
3. the portable dissolved oxygen instrument has the following advantages: can protect test probe, the device can be adjusted with test probe's connecting wire, convenient to carry.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a front view of the present invention in partial cross-section;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present invention;
fig. 4 is a schematic side sectional view of the present invention.
In the figure: the measuring probe comprises a protective shell 1, a dissolved oxygen meter 2, a measuring probe protective unit 3, a fixed shell 31, a sliding support block 32, a compression spring 33, a measuring probe 34, a fixed base 35, a contact head protective cover 36, a water absorption paper board 37, a buffering cushion 38, a fixed cylinder 39, a fixed cover plate 310, a 311 handrail, a 312 clamping fixed plate 313 limit column, a 4 connecting line length adjusting unit, a 41 rectangular protective shell, a 42 rotating base, a 43 connecting line winding column, a 44 bearing, a 45 fixed rod, a 46 limit rod, a 47 clamping block, a 48 connecting flat plate, a 49 connecting spring, a 410 roller bearing, a 411 connecting column, a 412 pulling handrail, a 5 separation plate, a 6 clamping clamp, a 7 display glass plate, an 8 partition plate, a 9 connecting line clamping block and a 10 connecting line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment provides a technical solution: a portable dissolved oxygen instrument comprises a protective shell 1, a measuring probe protective unit 3 and a connecting wire length adjusting unit 4;
protective housing 1: the inner surface of the protective shell 1 is fixedly connected with a dissolved oxygen meter 2, the inner side surface of the protective shell 1 is fixedly connected with a partition plate 5 at the position on the left side of the dissolved oxygen meter 2, the inner side surface of the protective shell 1 is fixedly connected with a partition plate 8 at the position on the left side of the partition plate 5, a connecting wire length adjusting unit 4 is arranged at the position on the inner surface of the protective shell 1 between the partition plate 8 and the partition plate 5, the left side of the dissolved oxygen meter 2 is connected with one end of a connecting wire 10, the inner side surface of the protective shell 1 is fixedly connected with two connecting wire clamping blocks 9 at equal intervals at the position on the upper side of the connecting wire length adjusting unit 4, and the other end of the connecting wire 10 on the dissolved oxygen meter 2 sequentially penetrates through the partition plate 5 and the connecting wire clamping blocks 9 and extends into the connecting wire length adjusting unit 4;
measurement probe protection unit 3: include set casing 31, sliding support block 32, compression spring 33, measuring probe 34, unable adjustment base 35, contact head safety cover 36 and water absorption cardboard 37, the fixed position connection set casing 31 between the inboard surface of protective housing 1 is located space bar 8 and protective housing 1, sliding connection sliding support block 32 in the set casing 31, the both ends of the fixed position connection compression spring 33 between the lower side surface of sliding support block 32 and the set casing 31 in, spacing fixed orifices has been seted up to the front side surface of sliding support block 32, the fixed upper side fixed surface of sliding support block 32 connects set base 35, fixed base 35 upper end fixed surface connects contact head safety cover 36, contact head safety cover 36 inside fixed surface connects water absorption cardboard 37, be provided with measuring probe 34 in the contact head safety cover 36.
The protective shell 1 is used for fixing the whole device, the dissolved oxygen meter 2 is used for processing measured data and displaying a measuring structure, the partition plate 5 is used for separating the inside of the protective shell 1, the partition plate 8 is used for separating the measuring probe protection unit 3 from the wiring length adjusting unit 4, the connecting wire 10 is used for connecting the measuring probe 34 with the dissolved oxygen meter 2, the wiring fixture block 9 is used for fixing the connecting wire, the fixed shell 31 is used for fixing the sliding support block 32, the sliding support block 32 slides in the fixed shell 31, the fixed base 35 is used for fixing the contact protection cover 36, the contact protection cover 36 is used for fixing the water absorption paper board 37, the water absorption paper board 37 is used for absorbing water for the used measuring probe 34 so as to be convenient for next use, when the measuring probe is not needed to be used, the compressed compression spring 33 is pulled out by pulling out the fixed cylinder 39 to enable the measuring probe 34 to be ejected out to enable the measuring probe 34 to be connected with the connecting wire 10 for use, when the measuring probe is not needed to be used, the water absorption paper board 37 is inserted into a round through the compression spring 33 to protect the measuring probe 34 and the measuring probe is convenient for use.
Measuring probe protection unit 3 still contains buffering cushion 38, fixed cylinder 39, fixed apron 310, handrail 311, joint fixed plate 312 and spacing post 313, circular through-hole has been seted up on the upside surface of protective housing 1, circular through-hole extends to in the protective housing 1 and corresponds in the contact head safety cover 36, fixed cylinder 39 and circular through-hole fixed joint, fixed cylinder 39's top fixed surface connects fixed apron 310, the upside fixed surface of fixed apron 310 connects handrail 311, fixed cylinder 39's downside fixed surface connects buffering cushion 38, buffering cushion 38 contacts with measuring probe 34, the observation window has been seted up to the position that the upside surface of protective housing 1 lies in between division board 5 and the protective housing 1, the joint has joint fixed plate 312 in the observation window, spacing hole has been seted up to the upside surface of joint fixed plate 312, spacing post 313 passes spacing hole and spacing fixed orifices in proper order, unable adjustment base 35 is through spacing post 313 and fixed shell 31 fixed connection.
The buffer cushion 38 is used for protecting the measuring probe 34, the fixed cylinder 39 is used for protecting the protective shell 1, the fixed cover plate 310 is used for fixing the fixed cylinder 39, the fixed cover plate 310 is used for fixing the armrest 311, the armrest 311 is used for conveniently taking out the fixed cylinder 39, the clamping fixing plate 312 is used for protecting the measuring probe protection unit 3 and the connecting wire length adjusting unit 4, and the limiting column 313 is used for fixing the sliding support block 32 to fix the measuring probe 34 in the protective shell 1.
Connecting wire length adjustment unit 4 includes rectangle protective housing 41, rotate base 42, connecting wire winding post 43, bearing 44, dead lever 45 and gag lever post 46, the upper end surface of protective housing 1 is located the position fixed connection rectangle protective housing 41 between space bar 8 and the division board 5, the inside front side surface fixed connection of rectangle protective housing 41 rotates base 42, the front side surface of rotating base 42 rotates connecting wire winding post 43, the winding has connecting wire 10 on the connecting wire winding post 43, the left and right sides in the rectangle protective housing 41 is the one end of fixed connection dead lever 45 respectively, the both sides of bearing 44 of two corresponding one end fixed connection of dead lever 45, bearing 44 rotates to cup joint on connecting wire winding post 43, the rectangle joint groove has been seted up on the front end surface of connecting wire winding post 43, rectangle joint inslot fixed connection gag lever post 46.
The rectangular protective housing 41 is used for fixing the rotating base 42, the rotating base 42 is used for enabling the connecting wire winding column 43 to rotate, the connecting wire winding column 43 is used for winding the connecting wire, the fixing rod 45 is used for supporting the bearing 44, the bearing 44 is used for enabling the connecting wire winding column 43 to rotate more stably, and the limiting rod 46 is used for clamping the clamping block 47 to adjust the length of the wire.
The connecting wire length adjusting unit 4 further comprises a clamping block 47, a connecting plate 48, connecting springs 49, a roller bearing 410, a connecting column 411 and a pulling handrail 412, the front side surface of the rectangular protective shell 41 rotates to connect the connecting column 411, the rear side surface of the connecting column 411 extends into the rectangular protective shell 41 and is rotatably sleeved with the roller bearing 410, the roller bearing 410 is fixedly connected with the connecting plate 48, the positions of the upper side surface of the connecting plate 48, which are positioned at the left side and the right side of the connecting column 411, are respectively and fixedly connected with one end of the connecting spring 49, the other ends of the two connecting springs 49 correspond to and are fixedly connected with the inner surface of the rectangular protective shell 41, the connecting column 411 is fixedly connected with the clamping block 47 at the end part in the rectangular protective shell 41, the rear side surface of the clamping block 47 is provided with a rectangular clamping hole, the rectangular clamping hole corresponds to the limiting rod 46, the clamping block 47 corresponds to and is clamped with the rectangular clamping groove, and the other end of the connecting column 411 penetrates through the rectangular protective shell 41 and the fixed cover plate 310, extends to the front side surface of the pulling handrail 1 and is fixedly connected with the pulling handrail 412.
The spliced pole 411 is used for fixing the clamping block 47, the roller bearing 410 is used for supporting and connecting the flat plate 48, when the connecting wire needs to be contracted, through pressing the pulling handrail 412, the spliced pole 411 moves downwards, the area lets the clamping block 47 correspond the joint with the rectangular clamping groove on the connecting wire winding post 43, then through rotating the pulling handrail 412, drive the connecting wire winding post 43 to rotate, come to contract the line above, when the connecting wire needs to be elongated, through pulling the pulling handrail 412, the spliced pole 411 is improved, let the clamping block 47 and the separation of connecting wire winding post 43, come to compress the connecting spring 49, come to stimulate the connecting wire, come to adjust the connecting wire length, the roller bearing 410 is used for letting the spliced pole 411 rotate more stably.
The protective shell is characterized by further comprising a clamping clip 6, and the clamping clip 6 is fixedly connected to the rear side surface of the protective shell 1.
The buckle clip 6 is used for being clipped at the waist, thereby being convenient to carry and use.
Still including showing glass board 7, the front side surface of protective housing 1 is located the position of dissolved oxygen appearance 2 display screens and has seted up the viewing aperture, and fixed joint shows glass board 7 in the viewing aperture.
The display glass plate 7 is used for conveniently watching the measurement data and protecting the dissolved oxygen meter 2.
The utility model provides a pair of portable dissolved oxygen appearance's theory of operation as follows: firstly, the whole device is fixed through the protective shell 1, the dissolved oxygen meter 2 is used for processing measured data to display a measuring structure, the partition plate 5 is used for separating the inside of the protective shell 1, the partition plate 8 is used for separating the measuring probe protection unit 3 from the wiring length adjusting unit 4, the connecting wire 10 is used for connecting the measuring probe 34 with the dissolved oxygen meter 2, the wiring fixture block 9 is used for fixing the connecting wire to assemble the device, then the fixing shell 31 is used for fixing the sliding support block 32, the sliding support block 32 slides on the fixing shell 31, the fixing base 35 is used for fixing the contact head protective cover 36, the contact head protective cover 36 is used for fixing the water absorption paper board 37, the water absorption paper board 37 is used for absorbing water for the used measuring probe 34 to facilitate next use, when the device is needed, the device is used for the next time by pulling out the fixing cylinder 39 and the compressed compression spring 33, when the connecting line needs to be lengthened, the connecting column 411 is improved by pulling the pulling handrail 412, and the clamping block 47 is separated from the connecting line winding column 43 by rotating the pulling handrail 412 to drive the connecting line winding column 43 to rotate so as to contract the upper line, come to compress connecting spring 49, come the pulling connecting wire, adjust connecting wire length, roller bearing 410 is used for letting spliced pole 411 rotate more stably, adjusts connecting wire length, comes the operative installations, is used for the card between the waist through buckle clamp 6, comes conveniently to carry. And (6) finishing the assembly.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A portable dissolved oxygen appearance which characterized in that: comprises a protective shell (1), a measuring probe protective unit (3) and a connecting wire length adjusting unit (4);
protective shell (1): the inner surface of the protective shell (1) is fixedly connected with a dissolved oxygen meter (2), the inner side surface of the protective shell (1) is positioned at the left side of the dissolved oxygen meter (2) and fixedly connected with a partition plate (5), the inner surface of the protective shell (1) is positioned between the partition plate (8) and the partition plate (5) and is provided with a connecting wire length adjusting unit (4), the left side of the dissolved oxygen meter (2) is connected with one end of a connecting wire (10), the inner side surface of the protective shell (1) is positioned at the upper side of the connecting wire length adjusting unit (4) and is fixedly connected with two connecting wire clamping blocks (9) at equal intervals, and the other end of the connecting wire (10) on the dissolved oxygen meter (2) sequentially penetrates through the partition plate (5) and the connecting wire clamping block (9) and extends into the connecting wire length adjusting unit (4);
measurement probe protection unit (3): include set casing (31), slip supporting shoe (32), compression spring (33), measuring probe (34), unable adjustment base (35), contact protection cover (36) and absorb water cardboard (37), the inboard surface of protective housing (1) is located position fixed connection set casing (31) between space bar (8) and protective housing (1), sliding connection slip supporting shoe (32) in set casing (31), the both ends of position fixed connection compression spring (33) between the downside surface of slip supporting shoe (32) and set casing (31), spacing fixed orifices has been seted up to the front side surface of slip supporting shoe (32), the last side fixed surface of slip supporting shoe (32) connects unable adjustment base (35), unable adjustment base (35) upper end fixed surface connects contact protection cover (36), contact protection cover (36) inside fixed surface connects and absorbs water cardboard (37), be provided with measuring probe (34) in the protection cover (36).
2. The portable dissolved oxygen meter of claim 1, wherein: measuring probe protection unit (3) still contains buffering cushion (38), fixed cylinder (39), fixed cover plate (310), handrail (311), joint fixed plate (312) and spacing post (313), circular through-hole has been seted up on the upside surface of protective housing (1), circular through-hole extends to in protective housing (1) and contacts first safety cover (36) interior correspondence, fixed cylinder (39) and the fixed joint of circular through-hole, the fixed cover plate of top fixed surface connection (310) of fixed cylinder (39), upside fixed surface connection handrail (311) of fixed cover plate (310), downside fixed surface connection buffering cushion (38) of fixed cylinder (39), buffering cushion (38) and measuring probe (34) contact, the upside surface of protective housing (1) is located the position between division board (5) and protective housing (1) and has seted up the viewing aperture, the joint has joint fixed plate (312) in the viewing aperture, spacing hole has been seted up on the upside surface of joint fixed plate (312), spacing post (313) passes spacing hole and spacing fixed orifices in proper order, fixed base (35) are connected through spacing post (31) fixed plate (313).
3. The portable dissolved oxygen meter of claim 1, wherein: connecting wire length adjustment unit (4) include rectangle protective housing (41), rotate base (42), connecting wire winding post (43), bearing (44), dead lever (45) and gag lever post (46), the upper end surface of protective housing (1) is located position fixed connection rectangle protective housing (41) between space bar (8) and division board (5), rectangle protective housing (41) inside front side surface fixed connection rotates base (42), the front side surface of rotating base (42) rotates connecting wire winding post (43), the winding has connecting wire (10) on connecting wire winding post (43), the one end of fixed connection dead lever (45) is distinguished to the left and right sides in rectangle protective housing (41), the both sides of bearing (44) of two dead lever (45) corresponding one end fixed connection, bearing (44) rotate cup joint on connecting wire winding post (43), rectangle joint groove has been seted up on the front end surface of connecting wire winding post (43), rectangle joint inslot fixed connection gag lever (46).
4. A portable dissolved oxygen meter as claimed in claim 3 wherein: connecting wire length adjustment unit (4) still contain joint piece (47), connect flat board (48), coupling spring (49), roller bearing (410), spliced pole (411) and pulling handrail (412), the preceding side surface of rectangle protective housing (41) rotates coupling column (411), the rear side surface of spliced pole (411) extends to in rectangle protective housing (41) and rotates with roller bearing (410) and cup joints, fixed connection connects flat board (48) on roller bearing (410), the position that the last side surface of coupling flat board (48) is located spliced pole (411) left and right sides is the one end of fixed connection coupling spring (49) respectively, and the other end and the rectangle protective housing (41) internal surface of two coupling springs (49) correspond fixed connection, lie in tip fixed connection piece (47) in rectangle protective housing (41) on spliced pole (411), the rear side surface of joint piece (47) has been seted up rectangle joint hole, rectangle joint hole corresponds the joint with gag lever post (46), joint piece (47) corresponds the joint with rectangle joint groove and corresponds the joint, the other end of spliced pole (41) passes fixed cover board (41) and fixed connection handrail (412), and pulling handrail (310) extend to be connected before fixed connection handrail (310).
5. The portable dissolved oxygen meter of claim 1, wherein: the protective shell is characterized by further comprising a clamping clip (6), and the clamping clip (6) is fixedly connected to the rear side surface of the protective shell (1).
6. The portable dissolved oxygen meter of claim 1, wherein: still including showing glass board (7), the viewing aperture has been seted up to the position that the front side surface of protective housing (1) is located dissolved oxygen appearance (2) display screen, fixed joint shows glass board (7) in the viewing aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221936560.4U CN217820348U (en) | 2022-07-26 | 2022-07-26 | Portable dissolved oxygen instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221936560.4U CN217820348U (en) | 2022-07-26 | 2022-07-26 | Portable dissolved oxygen instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217820348U true CN217820348U (en) | 2022-11-15 |
Family
ID=83969269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221936560.4U Active CN217820348U (en) | 2022-07-26 | 2022-07-26 | Portable dissolved oxygen instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217820348U (en) |
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2022
- 2022-07-26 CN CN202221936560.4U patent/CN217820348U/en active Active
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