CN214749062U

CN214749062U - Sample storage device of dissolved oxygen tester for environmental detection

Info

Publication number: CN214749062U
Application number: CN202120569226.9U
Authority: CN
Inventors: 刘涛; 刘振华; 张雪梅; 胥鹏程; 柏杨
Original assignee: Hubei Changheng Qingyi Testing Technology Co ltd
Current assignee: Hubei Changheng Qingyi Testing Technology Co ltd
Priority date: 2021-03-20
Filing date: 2021-03-20
Publication date: 2021-11-16
Anticipated expiration: 2031-03-20

Abstract

The utility model discloses a sample storage facilities of dissolved oxygen apparatus for environmental test, the protective housing comprises a protective housing, be provided with the aluminum alloy net in the middle of protective housing bottom outside threaded connection has screw shell and the screw shell, be provided with the first solid fixed ring of third bracing piece and third bracing piece in the inboard fixed connection of protective housing and the solid fixed ring of second between screw shell inboard and protective housing, be provided with the cavernosum between first solid fixed ring and second fixed ring, first bracing piece of fixed connection and second bracing piece in proper order from top to bottom in protective housing inner wall upper end left side, the first spacing ring of other end fixedly connected with of first bracing piece. The utility model discloses in, through cavernosum and aluminum alloy net, realized the effect to the separation of the large-scale foreign matter in aqueous before detecting, secondly through rubber tube and syringe needle, realized that the water of storage can not lead to the aquatic oxygen content to change because of rocking when drawing, measure more accurately, be worth wideling popularize.

Description

Sample storage device of dissolved oxygen tester for environmental detection

Technical Field

The utility model relates to a storage device field especially relates to a sample storage device of dissolved oxygen apparatus for environmental detection.

Background

Molecular oxygen in air dissolved in water is called dissolved oxygen, and the content of dissolved oxygen in water has close relation with the partial pressure of oxygen in air and the temperature of water. Naturally, the oxygen content in the air does not vary much, so the water temperature is the main factor, the lower the water temperature, the higher the dissolved oxygen content in the water. Molecular oxygen dissolved in water is known as dissolved oxygen and is commonly referred to as DO and is expressed in milligrams of oxygen per liter of water. The amount of dissolved oxygen in water is an index for measuring the self-purification capacity of water.

The problem that large foreign matters cannot be removed exists in the use of the existing dissolved oxygen storage equipment, and the oxygen content in water can be changed due to shaking when water is extracted, so that the measurement is not accurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sample storage device of a dissolved oxygen tester for environment detection.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sample storage device of a dissolved oxygen tester for environmental detection comprises a protective shell, wherein the outer side of the bottom end of the protective shell is in threaded connection with a threaded shell, an aluminum alloy net is arranged in the middle of the threaded shell, a third supporting rod is arranged between the inner side of the threaded shell and the protective shell, the third supporting rod is fixedly connected with a first fixing ring and a second fixing ring at the inner side of the protective shell, a sponge body is arranged between the first fixing ring and the second fixing ring, a first supporting rod and a second supporting rod are sequentially and fixedly connected with the left side of the upper end of the inner wall of the protective shell from top to bottom, the other end of the first supporting rod is fixedly connected with a first limiting ring, the other end of the second supporting rod is fixedly connected with a second limiting ring, rubber pipes are arranged at the inner sides of the second limiting ring and the first limiting ring, the upper end of each rubber pipe is fixedly connected with a water diversion pipe through a connecting ring, and the water diversion pipe extends upwards through the protective shell, and a fixing ring is arranged between the water diversion pipe and the protective shell, sliding connection has push pedal and push pedal upper end in the leading water pipe to be provided with the push rod, the protective housing right side is provided with syringe needle and the equal fixedly connected with limiting plate of syringe needle in the inside and outside of protective housing.

As a further description of the above technical solution:

and an external thread joint is arranged at the outer end of the right side of the needle head.

As a further description of the above technical solution:

handles are arranged on the left side and the right side of the outer upper end of the protective shell.

As a further description of the above technical solution:

the protective shell is made of transparent glass.

As a further description of the above technical solution:

the two ends of the outer part of the lower side of the threaded shell are provided with oblique angles.

As a further description of the above technical solution:

the first supporting rod, the second supporting rod and the third supporting rod are all made of stainless steel.

As a further description of the above technical solution:

the cavernosum can warp and the volume that the cavernosum is expanded is greater than the space in first spacing ring and the second spacing ring.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first be provided with the screw thread shell in the protective housing bottom outside, can block the third bracing piece on the protective housing through the screw thread shell, secondly be provided with the aluminum alloy net on the screw thread shell and can completely cut off bold stone, the third bracing piece is provided with first solid fixed ring and the solid fixed ring of second in the protective housing inboard, through in filling in first solid fixed ring and the solid fixed ring of second with the cavernosum, can adsorb some seaweed, and it is convenient to change, only need rotate the screw thread shell alright take out the cavernosum, the effect to the separation of the large-scale foreign matter in aqueous before the detection has been realized.

2. The utility model discloses in, be provided with the leading water pipe in the protective housing upper end, remove the push pedal through reciprocating the push rod in the leading water pipe, place the rubber tube of protective housing and leading water pipe downside when using in the waters that wait to detect, the rebound push pedal makes water get into and stores in the rubber tube, when needs draw water, insert the syringe needle in the rubber tube through removing the syringe needle, outwards draw water by the syringe needle, the water of having realized the storage can not lead to the aquatic oxygen content to change because of rocking when drawing, it is more accurate to measure, be worth wideling popularize.

Drawings

Fig. 1 is a perspective view of a sample storage device of a dissolved oxygen measuring apparatus for environmental testing according to the present invention;

FIG. 2 is a drawing showing a structure of a water conduit of a sample storage device of a dissolved oxygen meter for environmental testing according to the present invention;

fig. 3 is a needle structure diagram of a sample storage device of the dissolved oxygen measuring apparatus for environmental detection according to the present invention.

Illustration of the drawings:

1. a threaded outer shell; 2. an aluminum alloy mesh; 3. a first retaining ring; 4. a sponge body; 5. a second retaining ring; 6. a limiting plate; 7. a needle head; 8. a protective shell; 9. pushing the plate; 10. a water conduit; 11. a push rod; 12. a stationary ring; 13. a connecting ring; 14. a handle; 15. a rubber tube; 16. a first support bar; 17. a first limit ring; 18. a second support bar; 19. a second stop collar; 20. and a third support bar.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a sample storage device of a dissolved oxygen tester for environmental detection comprises a protective shell 8, the outer side of the bottom end of the protective shell 8 is in threaded connection with a threaded shell 1, an aluminum alloy net 2 is arranged in the middle of the threaded shell 1, a third support rod 20 is arranged between the inner side of the threaded shell 1 and the protective shell 8, the third support rod 20 is fixedly connected with a first fixing ring 3 and a second fixing ring 5 at the inner side of the protective shell 8, a sponge body 4 is arranged between the first fixing ring 3 and the second fixing ring 5, the left side of the upper end of the inner wall of the protective shell 8 is fixedly connected with a first support rod 16 and a second support rod 18 from top to bottom in sequence, the other end of the first support rod 16 is fixedly connected with a first limit ring 17, the other end of the second support rod 18 is fixedly connected with a second limit ring 19, rubber tubes 15 are arranged at the inner sides of the second limit ring 19 and the first limit ring 17, and a water guide tube 10 is fixedly connected with the upper end of the rubber tube 15 through a connecting ring 13, the water conduit 10 upwards extends through the protective shell 8 and is provided with the retainer plate 12 between water conduit 10 and protective shell 8, sliding connection has push pedal 9 in the water conduit 10 and the push pedal 9 upper end is provided with push rod 11, and the protective shell 8 right side is provided with syringe needle 7 and the equal fixedly connected with limiting plate 6 of syringe needle 7 in the inside and outside of protective shell 8.

Firstly, the outer side of the bottom end of a protective shell 8 is provided with a threaded shell 1, a third support rod 20 can be clamped on the protective shell 8 through the threaded shell 1, secondly, an aluminum alloy net 2 is arranged on the threaded shell 1 to isolate large stones, the third support rod 20 is provided with a first fixing ring 3 and a second fixing ring 5 on the inner side of the protective shell 8, a sponge body 4 is inserted into the first fixing ring 3 and the second fixing ring 5 to adsorb some seaweed, the replacement is convenient, the sponge body 4 can be taken out only by rotating the threaded shell 1, a water guide pipe 10 is arranged at the upper end of the protective shell 8, a push plate 9 is moved by moving a push rod 11 up and down in the water guide pipe 10, the rubber pipes 15 on the lower sides of the protective shell 8 and the water guide pipe 10 are all placed in a water area to be detected when in use, the push plate 9 is moved upwards to enable water to enter the rubber pipes 15 for storage, when water is extracted, the needle head 7 is inserted into the rubber tube 15 through the movable needle head 7, water is led out from the needle head 7, the sponge body 4 and the aluminum alloy net 2 are used for realizing the separation effect of large foreign matters in the water before detection, and then the rubber tube 15 and the needle head 7 are used for preventing the oxygen content in the water from changing due to shaking when the water is extracted, so that the measurement is more accurate and the water extraction device is worthy of being widely popularized.

7 right side outer ends of syringe needle are provided with outer wire connector, pipe through inner wire connector can introduce water into detection device in, 8 outside upper end left and right sides of protective housing all set up handle 14, promote the holding power with protective housing 8 through handle 14, conveniently put into aquatic, protective housing 8 is made for clear glass, observe the inboard condition in the outside, the outside both ends of screw shell 1 downside set up to the oblique angle, prevent to collide with, first bracing piece 16, second bracing piece 18 and third bracing piece 20 are stainless steel and make, difficult rusting, and the tightness is high, the size that cavernosum 4 deformable and cavernosum 4 spread is greater than the space in first spacing ring 17 and the second spacing ring 19, can be convenient for change cavernosum 4.

The working principle is as follows: firstly, the outer side of the bottom end of a protective shell 8 is provided with a threaded shell 1, a third support rod 20 can be clamped on the protective shell 8 through the threaded shell 1, secondly, an aluminum alloy net 2 is arranged on the threaded shell 1 to isolate large stones, the third support rod 20 is provided with a first fixing ring 3 and a second fixing ring 5 on the inner side of the protective shell 8, a sponge body 4 is inserted into the first fixing ring 3 and the second fixing ring 5 to adsorb some seaweed, the replacement is convenient, the sponge body 4 can be taken out only by rotating the threaded shell 1, a water guide pipe 10 is arranged at the upper end of the protective shell 8, a push plate 9 is moved by moving a push rod 11 up and down in the water guide pipe 10, the rubber pipes 15 on the lower sides of the protective shell 8 and the water guide pipe 10 are all placed in a water area to be detected when in use, the push plate 9 is moved upwards to enable water to enter the rubber pipes 15 for storage, when water is extracted, the needle head 7 is inserted into the rubber tube 15 through the movable needle head 7, water is led out from the needle head 7, the sponge body 4 and the aluminum alloy net 2 are used for realizing the separation effect of large foreign matters in the water before detection, and then the rubber tube 15 and the needle head 7 are used for preventing the oxygen content in the water from changing due to shaking when the water is extracted, so that the measurement is more accurate and the water extraction device is worthy of being widely popularized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a sample storage facilities of dissolved oxygen apparatus for environmental monitoring, includes protective housing (8), its characterized in that: the outer side of the bottom end of the protective shell (8) is in threaded connection with a threaded shell (1), an aluminum alloy net (2) is arranged in the middle of the threaded shell (1), a third supporting rod (20) is arranged between the inner side of the threaded shell (1) and the protective shell (8), the third supporting rod (20) is fixedly connected with a first fixing ring (3) and a second fixing ring (5) on the inner side of the protective shell (8), a sponge body (4) is arranged between the first fixing ring (3) and the second fixing ring (5), a first supporting rod (16) and a second supporting rod (18) are fixedly connected with the left side of the upper end of the inner wall of the protective shell (8) from top to bottom in sequence, a first limiting ring (17) is fixedly connected with the other end of the first supporting rod (16), a second limiting ring (19) is fixedly connected with the other side of the second supporting rod (18), and rubber tubes (15) are arranged on the inner sides of the second limiting ring (19) and the first limiting ring (17), rubber tube (15) upper end is through go-between (13) fixedly connected with leading water pipe (10), leading water pipe (10) upwards extend and are provided with retainer plate (12) between protective housing (8) and leading water pipe (10) and protective housing (8), sliding connection has push pedal (9) and push pedal (9) upper end to be provided with push rod (11) in leading water pipe (10), protective housing (8) right side is provided with equal fixedly connected with limiting plate (6) in the inside and outside of protective housing (8) syringe needle (7) and syringe needle (7).

2. The sample storage device of the dissolved oxygen meter for environmental testing according to claim 1, wherein: an external thread joint is arranged at the outer end of the right side of the needle head (7).

3. The sample storage device of the dissolved oxygen meter for environmental testing according to claim 1, wherein: handles (14) are arranged on the left side and the right side of the outer upper end of the protective shell (8).

4. The sample storage device of the dissolved oxygen meter for environmental testing according to claim 1, wherein: the protective shell (8) is made of transparent glass.

5. The sample storage device of the dissolved oxygen meter for environmental testing according to claim 1, wherein: the two ends of the outer part of the lower side of the threaded shell (1) are set to be oblique angles.

6. The sample storage device of the dissolved oxygen meter for environmental testing according to claim 1, wherein: the first supporting rod (16), the second supporting rod (18) and the third supporting rod (20) are all made of stainless steel.

7. The sample storage device of the dissolved oxygen meter for environmental testing according to claim 1, wherein: the sponge body (4) can deform, and the unfolded volume of the sponge body (4) is larger than the space in the first limiting ring (17) and the second limiting ring (19).