Lubricating oil detection sampling device

Abstract

The utility model discloses a lubricating oil detection sampling device, and belongs to the technical field of sampling detection. Comprising a piston extraction cylinder and a long hose arranged on the piston extraction cylinder in a sleeving mode, a sinking block is arranged at the front end of the long hose, and filter holes are formed in the sinking block; and an outer leading port is formed in the front end of the piston extraction cylinder. According to the utility model, the extraction channel is formed through the long hose and can be adapted to oil buckets and oil tanks with various depths for extraction; in addition, the long hose can be replaced, and the adaptation range is larger; a sinking block is arranged at the front end so as to sink into lubricating oil; the sinking depth of the sinking block is controlled by tying a thin rope on the rope ring, and the lubricating oil with different depths is sampled; in addition, the sinking block can be conveniently pulled out of the lubricating oil.

Description

Technical Field

[0001] The utility model relates to the technical field of sampling detection, in particular to a lubricating oil detection sampling device. Background Art

[0002] Lubricating oil is a liquid or semi-solid lubricant used in various types of automobiles and machinery to reduce friction and protect machinery and workpieces. Its primary functions include lubrication, auxiliary cooling, rust prevention, cleaning, sealing, and cushioning. During the production process, lubricating oil sampling and testing are necessary to control product quality. Currently, lubricating oil is often stored in drums or tanks. To facilitate sampling and testing, specialized equipment is often used.

[0003] For example, the patent with application number "CN202221802562.4" discloses a sampling device for lubricating oil detection, which solves the technical problem that when extracting lubricating oil from a tank truck, it is generally necessary to hang a sampling bottle by a lifting rope, put the sampling bottle into the tank truck, and swing the sampling bottle so that the bottle mouth of the sampling bottle contacts the lubricating oil; it includes a sampling tube and a light rod, the middle part of the bottom end of the sampling tube is fixedly connected to the input pipe through a one-way valve, the top end of the sampling tube is fixedly provided with a baffle, both sides of the top end of the baffle are provided with air holes, the baffle is slidably connected to a lifting rod, and the bottom end of the lifting rod is fixedly connected to a piston; the sampling tube and the piston can be supported respectively by the light rod and the lifting rod, and by holding the handle, the sampling tube can be placed in the oil tank of the tank truck and the input pipe can be immersed in the lubricating oil. By pulling the push-pull rod, the push-pull rod can drive the piston to rise through the lifting rod, and the air at the top of the piston can be discharged through the air hole.

[0004] The above device can sample lubricating oil at a certain depth; however, it relies on a polished rod to establish depth, and its structural arrangement limits its overall length, making it inconvenient for sampling at greater depths. Furthermore, it is only suitable for sampling the surface, making it difficult to sample lubricating oil below. Utility Model Content

[0005] The utility model aims to solve the problem in the prior art that it is inconvenient to perform sampling at a great depth and below the liquid surface, and proposes a lubricating oil detection sampling device.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A lubricating oil detection sampling device comprises a piston pump cylinder and a long hose sleeved on the piston pump cylinder. A sinker is provided at the front end of the long hose, and a filter hole is opened on the sinker.

[0008] An external lead-in port is provided at the front end of the piston pumping cylinder.

[0009] In some embodiments, a rope ring is provided on the sinker.

[0010] In some embodiments, a cover is provided on the external lead-in port;

[0011] The external lead-in port is connected to the containing cylinder through a hose.

[0012] In some embodiments, a rear cover is threadedly mounted on the rear end of the piston pump cylinder; a reinforcing cylinder and a reinforcing triangular plate are provided at the rear end of the rear cover.

[0013] In some embodiments, an adjustment limit rod is provided at the rear end of the piston cylinder.

[0014] In some embodiments, the adjustment limit rod is a screw rod;

[0015] After the inner end of the adjustment limit rod penetrates the rear cover, a baffle is provided;

[0016] The outer end of the regulating limit rod is provided with a nut after penetrating the rear end of the piston assembly of the piston pump cylinder.

[0017] In some embodiments, a plurality of inserts adapted to adjust the limit rods are disposed around the rear end of the rear cover.

[0018] In some embodiments, the piston assembly of the piston pump includes: a piston head, a long rod, and a push-pull plate threadedly connected to the rear end of the long rod.

[0019] In some embodiments, a front end of the push-pull plate is provided with a threaded seat extending forward.

[0020] In some embodiments, the piston cylinder is externally sleeved with a slip ring;

[0021] One or more handle bars are arranged on the outer side of the slip ring.

[0022] In some embodiments, an internal thread seat is provided on the outer ring side of the slip ring;

[0023] The lower end of the handle rod is provided with a screw rod;

[0024] After the screw penetrates the internal thread seat and the slip ring, it contacts the outside of the piston pump cylinder.

[0025] The diameter of the screw rod is smaller than the diameter of the handle rod.

[0026] Compared with the prior art, the present invention provides a lubricating oil detection sampling device with the following beneficial effects.

[0027] 1. The utility model forms an extraction channel through a long hose, which can be adapted to extract oil drums and oil tanks of various depths; moreover, the long hose is replaceable, with a wider adaptability range; a sinker is provided at the front end to facilitate sinking into the lubricating oil; by tying a thin rope on the rope ring, the sinking depth of the sinker is controlled, and lubricating oil of different depths can be sampled; moreover, the sinker can be easily pulled out of the lubricating oil.

[0028] 2. In the present invention, a threaded seat is provided at the front end of the push-pull plate of the piston assembly to adapt to a long rod for docking and detachable installation; an adjustment limit rod is provided to control the extraction amount according to actual needs; a slip ring is provided on the outside of the piston pumping cylinder, and a handle rod is provided, which is convenient for holding and can be moved and adjusted at will to adapt to the operating habits of different people.

[0029] Other advantages, objectives and features of the present invention will be described in the following description to some extent; and will be apparent to those skilled in the art based on an examination of the following; or may be taught from the practice of the present invention to some extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a structural diagram of the present utility model.

[0031] Figure 2 It is a front view of the utility model.

[0032] Figure 3 It is a partial cross-sectional view of the present utility model.

[0033] Figure 4 It is a partial exploded view of the utility model.

[0034] Figure 5 It is a partial exploded view of the utility model.

[0035] Figure 6 Schematic diagram of the back cover.

[0036] Figure 7 It is a structural diagram of the slip ring and handle rod.

[0037] In the picture:

[0038] 1. Piston pump cylinder; 2. Long hose; 3. Sinking block; 31. Filter hole; 4. External inlet; 5. Back cover; 51. Reinforcement cylinder; 52. Reinforcement triangle plate; 53. Insert cylinder; 6. Adjustment limit rod; 61. Baffle; 62. Nut; 7. Piston assembly; 71. Piston head; 72. Long rod; 73. Push-pull plate; 74. Threaded seat; 8. Slip ring; 81. Internal threaded seat; 9. Handle rod; 91. Screw. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0040] Reference Figure 1-7 A lubricating oil sampling device includes a piston pump 1 and a long hose 2 mounted on the piston pump 1. The long hose 2 forms an extraction channel, which can be adapted to extract oil drums and tanks of various depths. Moreover, the long hose 2 is replaceable, which has a wider range of adaptability.

[0041] The long hose 2 is set in the same connection form as the conventional syringe and extraction cylinder; a barrel head tube is provided at the front end of the piston extraction cylinder 1, and the long hose 2 is provided with an expansion part adapted thereto, and the two are connected after being set in the corresponding position; they can be directly unplugged when replacing.

[0042] Furthermore, a sinker 3 is provided at the front end of the long hose 2 to facilitate the front end of the pipe head to sink into the lubricating oil.

[0043] Correspondingly, a filter hole 31 communicating with the long hose 2 is provided on the sinker 3 ; the lubricating oil enters through the filter hole 31 and is introduced into the long hose 2 .

[0044] Furthermore, a rope ring is provided on the sinker 3; Figure 1 As shown, a rope ring is provided on both sides above the sinker 3; by tying a thin rope on the rope ring, the sinking depth of the sinker 3 can be controlled to sample the lubricating oil at different depths; and it is convenient to pull the sinker 3 out of the lubricating oil.

[0045] In some embodiments, an external inlet 4 is provided at the front end of the piston cylinder 1 .

[0046] Correspondingly, a cover is provided on the external inlet 4 for daily sealing.

[0047] In addition, the external inlet 4 can be connected to the container through a hose.

[0048] After the sampling is completed, the external inlet 4 is connected to the holding tube, and the extracted sample is transported into the holding tube for the next step of operation.

[0049] In some embodiments, a rear cover 5 is threadedly mounted on the rear end of the piston cylinder 1 .

[0050] Furthermore, a reinforcement tube 51 and a reinforcement triangle plate 52 are provided at the rear end of the rear cover 5 .

[0051] The reinforcing tube 51 is coaxially arranged with the rear cover 5 and extends toward the rear end; the reinforcing triangle plate 52 is arranged around the reinforcing tube 51 to improve the strength of the rear cover 5 and the reinforcing tube 51 .

[0052] Correspondingly, the piston assembly 7 of the piston pump cylinder 1 includes a piston head 71 , a long rod 72 , and a push-pull plate 73 threadedly connected to the rear end of the long rod 72 .

[0053] Correspondingly, a forward-extending threaded seat 74 is provided at the front end of the push-pull plate 73 to fit the long rod 72 for docking and detachable installation.

[0054] It should be noted that the inner diameter of the reinforcing tube 51 is not less than the outer diameter of the long rod 72 ; during assembly, the long rod 72 is first passed through the rear cover 5 , and then the push-pull plate 73 is installed.

[0055] In some embodiments, an adjustment limit rod 6 is provided at the rear end of the piston pump cylinder 1 to control the extraction volume according to actual needs.

[0056] Specifically, the adjustment limit rod 6 is a screw rod; after the inner end of the adjustment limit rod 6 penetrates the rear cover 5, a baffle 61 is provided; after the outer end of the adjustment limit rod 6 penetrates the rear end (push-pull plate 73) of the piston assembly 7 of the piston pump cylinder 1, a nut 62 is provided.

[0057] By adjusting the position of the nut 62 , the movement range of the piston assembly 7 is limited, thereby controlling the extraction amount.

[0058] In addition, if Figure 3 As shown, a screw rod is provided; it can also be provided with one or more screw rods according to the actual specifications of the piston pump cylinder 1.

[0059] Preferably, a plurality of inserts 53 adapted to adjust the limiting rod 6 are provided around the rear end of the rear cover 5 ; while further strengthening the rear cover 5 , a movement channel for the adjusting limiting rod 6 is formed.

[0060] In some embodiments, the piston cylinder 1 is provided with a slip ring 8 on its exterior, and one or more handle bars 9 are provided on the exterior of the slip ring 8. The combination of the slip ring 8 and the handle bars 9 allows for easy handling while allowing for easy adjustment to suit different user preferences.

[0061] Specifically, an internal thread seat 81 is provided on the outer ring side of the slip ring 8, and a screw rod 91 is provided on the lower end of the handle rod 9; accordingly, after the screw rod 91 penetrates the internal thread seat 81 and the slip ring 8, it contacts the outside of the piston cylinder 1.

[0062] It should be noted that the diameter of the screw rod 91 is smaller than the diameter of the handle rod 9 .

[0063] When the utility model is used, the position of the slip ring 8 is adjusted according to personal operating habits; according to the specifications of the oil drum or oil tank to be sampled, the corresponding long hose 2 is selected and installed on the piston pump cylinder 1; a rope is tied to the sinker 3, and after adjusting the limited distance of the adjustment limit rod 6, the sinker 3 is placed in the lubricating oil; the sinking depth is controlled by pulling the rope, and the piston assembly 7 is pulled to extract oil for sampling; after sampling is completed, the long hose 2 is removed; the oil sample is discharged through the barrel head tube or the external lead-in port 4 at the front end; when discharging, any one of the barrel head tube or the external lead-in port 4 is closed.

[0064] In the present invention, an extraction channel is formed by a long hose 2, which can be adapted to oil drums and oil tanks of various depths for extraction; and the long hose 2 is replaceable and has a larger adaptation range; a sinker 3 is provided at the front end to facilitate sinking into the lubricating oil; a thin rope is tied to the rope ring to control the sinking depth of the sinker 3, and lubricating oil of different depths is sampled; and the sinker 3 is conveniently pulled out of the lubricating oil; a threaded seat 74 is provided at the front end of the push-pull plate 73 of the piston assembly 7 to adapt to the long rod 72 for docking and detachable installation; an adjustment limit rod 6 is provided to control the extraction amount according to actual needs; a slip ring 8 is provided on the outside of the piston pump cylinder 1, and a handle rod 9 is provided, which is convenient for holding and can be moved and adjusted at will to adapt to the operating habits of different people.

[0065] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0066] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and features of different embodiments or examples without contradiction.

[0067] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A lubricating oil detection sampling device, comprising a piston pump cylinder (1) and a long hose (2) sleeved on the piston pump cylinder (1), characterized in that: A sinker (3) is provided at the front end of the long hose (2), and a filter hole (31) is provided on the sinker (3); An external lead-in port (4) is provided at the front end of the piston pump cylinder (1).

2. The lubricating oil detection sampling device according to claim 1, characterized in that: A rope ring is provided on the sinker (3).

3. The lubricating oil detection sampling device according to claim 1, characterized in that: The external inlet (4) is provided with a sealing cover; The external lead-in port (4) is connected to the containing cylinder via a hose.

4. The lubricating oil detection sampling device according to claim 1, characterized in that: A rear cover (5) is threadedly mounted on the rear end of the piston pump cylinder (1); a reinforcing cylinder (51) and a reinforcing triangular plate (52) are provided on the rear end of the rear cover (5).

5. The lubricating oil detection sampling device according to claim 4, characterized in that: An adjusting limit rod (6) is provided at the rear end of the piston pump cylinder (1).

6. The lubricating oil detection sampling device according to claim 5, characterized in that: The regulating limit rod (6) is a screw rod; After the inner end of the regulating limit rod (6) penetrates the rear cover (5), a baffle (61) is provided; After the outer end of the regulating limit rod (6) penetrates the rear end of the piston assembly (7) of the piston pump cylinder (1), a nut (62) is provided.

7. The lubricating oil detection sampling device according to claim 6, characterized in that: A plurality of inserts (53) adapted to adjust the limiting rods (6) are arranged around the rear end of the rear cover (5).

8. The lubricating oil detection sampling device according to claim 1, characterized in that: The piston assembly (7) of the piston pump (1) comprises: a piston head (71), a long rod (72), and a push-pull plate (73) threadedly connected to the rear end of the long rod (72); The front end of the push-pull plate (73) is provided with a threaded seat (74) extending forward.

9. The lubricating oil detection sampling device according to claim 1, characterized in that: The piston pump (1) is externally sleeved with a slip ring (8); One or more handle bars (9) are provided on the outside of the slip ring (8).

10. The lubricating oil detection sampling device according to claim 9, characterized in that: An internal thread seat (81) is provided on the outer ring side of the slip ring (8); A screw rod (91) is provided at the lower end of the handle rod (9); After the screw (91) penetrates the internal thread seat (81) and the slip ring (8), it contacts the outside of the piston pump cylinder (1).

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