CN210665137U

CN210665137U - Closed bilge sampler

Info

Publication number: CN210665137U
Application number: CN201921293703.2U
Authority: CN
Inventors: 李娟�; 谢海波; 李发云
Original assignee: Shanghai Rongde Engineering Equipment Co ltd
Current assignee: Shanghai Rongde Engineering Equipment Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-06-02
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a closed cabin bottom sampler, relating to the field of chemical product sampling, comprising a top shell, a bottom fixed connection protective cover of the top shell, a bottom fixed connection release valve of the protective cover, a cabin bottom sampling barrel arranged in the protective cover, a top fixed connection hook of the cabin bottom sampling barrel, a cavity component comprising a rotating shaft, a measuring scale and a mounting plate, wherein the rotating shaft and the mounting plate are coaxially and fixedly connected, the mounting plate is provided with the measuring scale, one end of the measuring scale is fixedly connected with the hook, the bottom fixed connection lofting valve of the release valve, the top and the bottom in the cabin bottom sampling barrel are respectively provided with an upper valve seat and a lower valve seat, the upper valve seat and the lower valve seat are respectively provided with an upper valve core and a lower valve core, the operation process of the closed cabin bottom sampler provided by the utility model is totally closed, the liquid cargo tank or the liquid storage tank is completely closed, and, the safety is high, so the method has good effect on taking oil and chemical liquid or volatile liquid.

Description

Closed bilge sampler

Technical Field

The utility model relates to a chemical industry product sample field specifically is a closed bilge sampler.

Background

Oil and chemical liquids or volatile liquids need to be stored in a sealed manner after being packaged due to the flammable and explosive chemical properties of the oil and chemical liquids or volatile liquids, and if the oil and chemical liquids or volatile liquids are not stored in a sealed manner, fire, explosion, poisoning and other conditions are easily caused after the oil and chemical liquids or volatile liquids leak.

In the process of storing oil and chemical liquids or volatile liquids, sometimes, in order to check the quality of products, the products need to be sampled and checked, and the products are very easy to leak in the sampling process, so that dangerous situations are easily caused, and therefore, a special sampling device is needed to realize sealed sampling.

SUMMERY OF THE UTILITY MODEL

The utility model provides a closed bilge sampler has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a closed cabin bottom sampler comprises a top shell, a cavity assembly is arranged in the top shell, the bottom end of the top shell is fixedly connected with a protective cover, the bottom end of the protective cover is fixedly connected with a release valve, a cabin bottom sampling barrel is arranged in the protective cover, the top end of the cabin bottom sampling barrel is fixedly connected with a hook, the cavity assembly comprises a rotating shaft, a measuring scale and a mounting disc, the rotating shaft and the mounting disc are coaxially and fixedly connected, the mounting disc is provided with the measuring scale, one end of the measuring scale is fixedly connected with the hook, the bottom end of the release valve is fixedly connected with a lofting valve, the top end and the bottom end in the cabin bottom sampling barrel are respectively provided with an upper valve seat and a lower valve seat, the upper valve seat and the lower valve seat are respectively provided with an upper valve core and a lower valve core, the top end of the cabin bottom sampling barrel is provided with a hook assembly, a fixing screw is fixedly connected between the hook assembly and the cabin, the upper guide rod penetrates through the upper valve core, the top end of the upper guide rod is in threaded connection with the locking nut, the compression spring is arranged between the upper valve core and the hook assembly, the bottom end of the lower valve seat is provided with a liquid inlet groove, and a first sealing ring is arranged at the joint of the lower valve seat and the upper valve seat.

As an optimized technical scheme of the utility model, the one end of pivot is passed and is pushed up shell and fixed connection twist grip.

As an optimal technical scheme of the utility model, the junction threaded connection of top shell and safety cover has quick butt joint bolt.

As a preferred technical scheme of the utility model, the outside electric connection earth connection of safety cover.

As an optimized technical scheme of the utility model, the side of safety cover is fixed and is equipped with the breather valve.

As a preferred technical scheme of the utility model, the outside of relief valve is equipped with the relief valve handle.

As an optimized technical scheme of the utility model, the bottom fixed connection quick-operation joint of safety cover.

As an optimized technical proposal of the utility model, a window is arranged on the top shell.

As an optimal technical scheme of the utility model, the junction of going up case and last disk seat, lower case and lower disk seat all are equipped with the second sealing washer.

As a preferred technical scheme of the utility model, the outside fixed connection balancing weight of lower guide arm, threaded connection has counter weight fixed screw between balancing weight and the lower guide arm.

The utility model discloses have following useful part: the utility model provides a closed bilge sampler's operation process is whole airtight, stops cargo tank or liquid storage pot and atmosphere intercommunication, and the leakproofness is strong, and the security is high, consequently possesses fine effect to getting of oils and chemicals liquid or volatile liquid.

Drawings

Fig. 1 is a schematic front view of a closed bilge sampler.

Fig. 2 is a schematic side view of a closed bilge sampler.

Fig. 3 is a schematic structural view of a bilge sampling barrel in the closed bilge sampler.

Fig. 4 is a schematic side view of a chamber assembly in a bilge sampler.

Fig. 5 is a schematic front view of a cavity assembly in the closed bilge sampler.

In the figure: 1. a top shell; 2. a protective cover; 3. measuring a scale; 4. hooking; 5. a vent valve; 6. a bilge sampling barrel; 7. a release valve; 8. a lofting valve; 9. a ground line; 10. rotating the handle; 11. a window; 12. rapidly butting bolts; 13. a release valve handle; 14. a quick coupling; 15. an upper valve seat; 16. a lower valve seat; 17. a balancing weight; 18. a lower guide rod; 19. an upper valve core; 20. a hook assembly; 21. air holes are formed; 22. a set screw; 23. a compression spring; 24. locking the nut; 25. a first seal ring; 26. a lower valve core; 27. a liquid inlet tank; 28. a rotating shaft; 29. mounting a disc; 30. a second seal ring; 31. a counterweight fixing screw; 32. a methane plate valve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-5, a closed type bilge sampler comprises a top shell 1, a cavity assembly is arranged in the top shell 1, the bottom end of the top shell 1 is fixedly connected with a protective cover 2, the bottom end of the protective cover 2 is fixedly connected with a release valve 7, a bilge sampling barrel 6 is arranged in the protective cover 2, the top end of the bilge sampling barrel 6 is fixedly connected with a hook 4, the cavity assembly comprises a rotating shaft 28, a measuring scale 3 and a mounting disc 29, the rotating shaft 28 and the mounting disc 29 are coaxially and fixedly connected, the mounting disc 29 is provided with the measuring scale 3, one end of the measuring scale 3 is fixedly connected with the hook 4, the bottom end of the release valve 7 is fixedly connected with a lofting valve 8, the top end and the bottom end in the bilge sampling barrel 6 are respectively provided with an upper valve seat 15 and a lower valve seat 16, the upper valve core 19 and the lower valve core 26 are respectively arranged in the upper valve seat 15 and the lower, a fixing screw 22 is fixedly connected between the hook component 20 and the bilge sampling barrel 6, an air vent 21 is formed in the center of the top end of the hook component 20, a lower guide rod 18 and an upper guide rod 33 are coaxially arranged in the bilge sampling barrel 6, the upper guide rod 33 penetrates through the upper valve core 19, the top end of the upper guide rod 33 is in threaded connection with a locking nut 24, a compression spring 23 is arranged between the upper valve core 19 and the hook component 20, a liquid inlet groove 27 is formed in the bottom end of the lower valve seat 16, and a first sealing ring 25 is arranged at the connection position of the lower valve seat 16 and the upper valve seat 15.

The one end of pivot 28 passes top shell 1 and fixed connection twist grip 10, the junction threaded connection of top shell 1 and safety cover 2 has quick butt joint bolt 12, the fixed ventilative valve 5 that is equipped with in side of safety cover 2, the outside of release valve 7 is equipped with release valve handle 13, the bottom fixed connection quick-operation joint 14 of safety cover 2, be equipped with window 11 on the top shell 1, the junction of going up case 19 and last valve seat 15, lower case 26 and lower disk seat 16 all are equipped with second sealing washer 30, the outside fixed connection balancing weight 17 of lower arm 18, threaded connection has counter weight set screw 31 between balancing weight 17 and the lower arm 18, and the first plate valve is connected to the bottom of safety cover 2.

Example 2

Referring to fig. 1 to 5, the other contents of the present embodiment are the same as embodiment 1, except that: the outer side of the protective cover 2 is electrically connected with a grounding wire 9.

In the implementation process of the utility model, a 2-inch quick connector of a closed bilge sampler is connected with a valve plate 32, a release valve handle 13 is rotated to a sampling position, a rotating handle 10 is rotated, a bilge sampling barrel 6 is placed until the bilge, at the moment, an upper valve core 19 and a lower valve core 26 of the bilge sampling barrel 6 are both opened, liquid flows in from the lower valve core 26, gas in the bilge sampling barrel 6 is discharged from the upper valve core 19, the rotating handle 10 is rotated at constant speed in a reverse direction after standing for about 5 minutes, the bilge sampling barrel 6 is lifted into a protective cover, the release valve handle 13 is rotated to a sample unloading position, the valve plate 32 is closed, the sample unloading valve 8 is opened, the sample containing container is placed below the sample unloading valve 8 and aligned with an interface, the bilge sampling barrel 6 is placed until the release valve 8 is touched by rotating the rotating handle 10, a valve core of the bilge sampling barrel 6 is opened, a vent valve 5 is manually pressed, samples are discharged from the bilge sampling barrel 6 into the sample containing container, thus, the sampling is completed.

Under the condition of no work, the lower valve core 26 is in close contact with the lower valve seat 16 under the gravity of the balancing weight 17 to keep tightness, the upper valve core 19 is in close contact with the upper valve seat 15 under the action of the compression spring 23 to keep the tightness of the upper part of the bilge sampling barrel 6, and the whole bilge sampling barrel 6 is in a fully-closed state; when a sample is to be taken, in the process of lowering, the lower valve core 26 overcomes the buoyancy of liquid under the gravity of the balancing weight 17 and still keeps a closed state, and the upper valve core 19 is not influenced by the buoyancy and also keeps the closed state under the action of the compression spring 23; when the bilge sampling barrel 6 reaches the bilge, the lower valve core 26 is contacted with a bilge entity and is opened, the lower guide rod 18 pushes the upper guide rod 33 to move upwards, the upper valve core 19 is opened by overcoming the elasticity of the compression spring 23, liquid enters the bilge sampling barrel 6 from the liquid inlet groove 27 on the lower valve seat 16, gas in the bilge sampling barrel 6 is discharged from the opened upper valve core 19 and the air vent 21 on the hook component 20, after the bilge sampling barrel 6 is filled with the liquid, the rotating handle 10 is rotated to lift the bilge sampling barrel 6, the lower valve core 26 is rapidly closed under the gravity of the balancing weight 17, the upper valve core 19 is also closed under the elasticity of the compression spring 23, and a bilge obtained sample is stored in the bilge sampling barrel 6 and is lifted to the protective cover to close the first plate valve for sample discharge.

The upper valve core 19 and the lower valve core 26 of the structure are closed when the sampling is not carried out, and are opened simultaneously when the sampling is carried out, so that the tightness of the bilge sampling barrel 6 is ensured, and the taken bilge sample is not replaced by upper-layer liquid.

The upper guide rod 33 and the lower guide rod 18 designed by the structure have small gaps between them, which can ensure the upper valve core 19 and the lower valve core 26 to be closed simultaneously without mutual interference; meanwhile, during assembly, the lower valve core 26 and the lower guide rod 18 can be directly installed, after the upper valve core 19 and the upper guide rod 33 are installed, the upper guide rod 33 is slightly lifted up to be fixed, and the valve is easy to assemble and can be used almost without debugging.

The utility model provides a closed bilge sampler's operation process is whole airtight, stops cargo tank or liquid storage pot and atmosphere intercommunication, and the leakproofness is strong, and the security is high, consequently possesses fine effect to getting of oils and chemicals liquid or volatile liquid.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A closed cabin bottom sampler comprises a top shell (1), wherein a cavity assembly is arranged in the top shell (1), a bottom fixed connection protective cover (2) of the top shell (1) and a bottom fixed connection release valve (7) of the protective cover (2), and is characterized in that a cabin bottom sampling barrel (6) is arranged in the protective cover (2), a top fixed connection hook (4) of the cabin bottom sampling barrel (6) is arranged on the top, the cavity assembly comprises a rotating shaft (28), a measuring scale (3) and a mounting disc (29), the rotating shaft (28) and the mounting disc (29) are coaxially and fixedly connected, the mounting disc (29) is provided with the measuring scale (3), one end of the measuring scale (3) is fixedly connected with the hook (4), the bottom fixed connection sample valve (8) of the release valve (7), and an upper valve seat (15) and a lower valve seat (16) are respectively arranged at the top end and the bottom end in the cabin bottom sampling barrel (6), an upper valve core (19) and a lower valve core (26) are respectively arranged in the upper valve seat (15) and the lower valve seat (16), a hook component (20) is arranged at the top end of the bilge sampling barrel (6), a fixing screw (22) is fixedly connected between the hook component (20) and the bilge sampling barrel (6), an air vent (21) is formed in the center of the top end of the hook component (20), a lower guide rod (18) and an upper guide rod (33) are coaxially arranged in the bilge sampling barrel (6), the upper guide rod (33) penetrates through the upper valve core (19), a locking nut (24) is in threaded connection with the top end of the upper guide rod (33), a compression spring (23) is arranged between the upper valve core (19) and the hook component (20), a liquid inlet groove (27) is formed in the bottom end of the lower valve seat (16), and a first sealing ring (25) is arranged at the joint of.

2. Hermetic bilge sampler according to claim 1, wherein one end of the shaft (28) passes through the top shell (1) and is fixedly connected to the rotating handle (10).

3. Hermetic bilge sampler according to claim 2, wherein a quick-docking bolt (12) is screwed to the junction of the top shell (1) and the protective cover (2).

4. Hermetic bilge sampler according to claim 3, wherein the outer side of the protective cover (2) is electrically connected to a ground line (9).

5. Hermetic bilge sampler according to claim 4, wherein a gas permeable valve (5) is fixedly arranged at the side of the protective cover (2).

6. Bilge sampler according to claim 5, wherein the release valve (7) is externally provided with a release valve handle (13).

7. Hermetic bilge sampler according to claim 6, wherein the bottom end of the protective cover (2) is fixedly connected to a quick coupling (14).

8. Closed bilge sampler according to claim 7, wherein the top shell (1) is provided with a window (11).

9. Hermetic bilge sampler according to claim 1, wherein the joint of the upper valve core (19) and the upper valve seat (15) and the joint of the lower valve core (26) and the lower valve seat (16) are provided with a second sealing ring (30).

10. Closed bilge sampler according to claim 8 or 9, wherein a weight block (17) is fixedly connected to the outside of the lower guide rod (18), and a weight fixing screw (31) is threadedly connected between the weight block (17) and the lower guide rod (18).