Hand-held oil well pump with high stability

Abstract

The utility model provides a hand-held oil well pump with strong stability, which comprises a telescopic oil pumping pipe structure, the telescopic oil pumping pipe structure comprises a second oil pumping pipe, a guide strip is arranged on the inner wall of the second oil pumping pipe, the second oil pumping pipe is connected to the outer wall of a first oil pumping pipe in a sliding mode, and the guide strip is connected with a guide groove in a sliding mode. A lifting plate is arranged at one end of the second oil pumping pipe, and a clamping connection part is arranged on the inner wall of the lifting plate. The design is reasonable, one end of the handheld oil well pump can be attached to the bottom of the material barrel through the telescopic oil pumping pipe structure capable of ascending and descending, liquid at the bottommost part of the material barrel can be conveniently pumped, liquid is prevented from remaining in the material barrel, and the working efficiency is improved. And the telescopic oil pumping pipe structure and the clamping groove are mutually clamped so that the length of the telescopic oil pumping pipe structure can be fixed, the palm can better hold the top of the oil pumping device, and the stability of the handheld oil well pump in the using process is kept.

Description

Technical Field

[0001] The utility model mainly relates to the field of oil well pumps, in particular to a hand-held oil well pump with strong stability. Background Art

[0002] The hand-held oil pump can be directly inserted into the material barrel to extract the liquid in the barrel. It can be divided into pneumatic diaphragm pumps, self-priming pumps, pipeline pumps, vacuum pumps, submersible pumps and centrifugal pumps.

[0003] The inventor discovered the following defects during the operation of the specific embodiment:

[0004] However, the pipe length of the hand-held oil pump is fixed, which easily causes the bottom of the pipe to fail to fit with the bottom of the material barrel, resulting in the hand-held oil pump being unable to extract the liquid at the bottom of the material barrel, so that the liquid still remains at the bottom of the material barrel.

[0005] It should be noted that the above contents belong to the technical cognition scope of the inventor. Since the technical contents in this field are vast and too complicated, the above contents of this application do not necessarily constitute prior art. Utility Model Content

[0006] 1. Technical problems to be solved by the utility model:

[0007] The utility model provides a hand-held oil pump with strong stability, which is used to solve the technical problems existing in the above-mentioned background technology.

[0008] 2. Technical solution:

[0009] To achieve the above object, the utility model provides a technical solution as follows: a hand-held oil pump with strong stability, comprising an oil pumping device, a first oil pumping pipe is arranged at the bottom of the oil pumping device, a guide groove is opened on the outer wall of the first oil pumping pipe, a telescopic oil pumping pipe structure is slidably connected to the outer wall of the first oil pumping pipe, a filter structure is arranged at one end of the telescopic oil pumping pipe structure, and an oil outlet is arranged on the outer wall of the oil pumping device;

[0010] The telescopic oil pumping pipe structure includes a second oil pumping pipe, the inner wall of which is provided with a guide bar, the second oil pumping pipe is slidably connected to the outer wall of the first oil pumping pipe, the guide bar is slidably connected to the guide groove, and a lifting plate is provided at one end of the second oil pumping pipe, and the inner wall of the lifting plate is provided with a snap connection.

[0011] Furthermore, a handle is provided on the top of the oil pumping device, and a rotating shaft is rotatably connected to both sides of the outer wall of the oil pumping device. A planar volute spring is provided between the rotating shaft and the oil pumping device, and a bracket is provided at the bottom of the rotating shaft, and a suction cup is provided at one end of the bracket.

[0012] Furthermore, positioning plates are provided on both sides of the bottom of the oil pumping device, the outer walls of the positioning plates are provided with card slots, and the two positioning plates are provided with a card-engaging connection with the card-engaging structure.

[0013] Furthermore, the locking structure includes a slide groove, which is opened on both sides of the lifting plate, and the slide groove is slidably connected to the positioning plate. There are sliding shafts slidably connected on both sides of the lifting plate, and a return spring is arranged between the sliding shaft and the lifting plate. A limit strip is arranged at one end of the sliding shaft, and the limit strip is locked with the locking groove.

[0014] Furthermore, the filtering structure includes a shell, a threaded pipe is provided on the top of the shell, and the threaded pipe is threadedly connected to the second oil pumping pipe.

[0015] Furthermore, an oil inlet is provided on the outer wall of the shell, L-shaped clamping strips are provided at the bottom and the top of the outer wall of the shell, and a filter ring is provided between the two clamping strips.

[0016] 3. Beneficial effects:

[0017] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0018] The utility model provides a telescopic oil pumping pipe structure that can be lifted and lowered, so that one end of the hand-held oil pump can be fitted with the bottom of the material barrel, which is convenient for extracting liquid at the bottom of the material barrel and avoids liquid remaining in the material barrel. In addition, the telescopic oil pumping pipe structure and the card slot can be engaged with each other to fix the length of the telescopic oil pumping pipe structure, so that the palm can better hold the top of the oil pumping device, and maintain the stability of the hand-held oil pump during use.

[0019] The telescopic oil pumping tube structure is inserted into the interior of the material barrel, and the filter structure enters into the interior of the material barrel. In the process of extracting the liquid, the liquid first passes through the filter ring to prevent impurities in the liquid from clogging the hand-held oil pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a three-dimensional structural schematic diagram of the telescopic oil pumping pipe structure of the utility model;

[0022] Figure 3 It is a three-dimensional structural schematic diagram of the filtering structure of the utility model.

[0023] Reference numerals:

[0024] 1. Pumping device; 2. Handle; 3. Rotating shaft; 4. Planar scroll spring; 5. Bracket; 6. Suction cup; 7. Oil outlet; 8. Positioning plate; 9. Slot; 10. First pumping pipe; 11. Guide groove; 12. Filter structure; 1201. Shell; 1202. Threaded pipe; 1203. Oil inlet; 1204. Slot; 1205. Filter ring; 13. Telescopic pumping pipe structure; 1301. Second pumping pipe; 1302. Guide strip; 1303. Lifting plate; 1304. Slide groove; 1305. Sliding shaft; 1306. Reset spring; 1307. Limit strip. DETAILED DESCRIPTION

[0025] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore cannot be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", "provided on" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0029] See attached Figure 1-3 A hand-held oil pump with strong stability comprises an oil pumping device 1, a first oil pumping pipe 10 is arranged at the bottom of the oil pumping device 1, a guide groove 11 is opened on the outer wall of the first oil pumping pipe 10, a telescopic oil pumping pipe structure 13 is slidably connected to the outer wall of the first oil pumping pipe 10, a filter structure 12 is arranged at one end of the telescopic oil pumping pipe structure 13, and an oil outlet 7 is arranged on the outer wall of the oil pumping device 1;

[0030] The telescopic oil pumping pipe structure 13 includes a second oil pumping pipe 1301, the inner wall of which is provided with a guide bar 1302, the second oil pumping pipe 1301 is slidably connected to the outer wall of the first oil pumping pipe 10, the guide bar 1302 is slidably connected to the guide groove 11, and a lifting plate 1303 is provided at one end of the second oil pumping pipe 1301, and the inner wall of the lifting plate 1303 is provided with a snap-fit ​​connection.

[0031] Furthermore, a handle 2 is provided on the top of the oil pumping device 1, and a rotating shaft 3 is rotatably connected to both sides of the outer wall of the oil pumping device 1. A flat spiral spring 4 is provided between the rotating shaft 3 and the oil pumping device 1, and a bracket 5 is provided at the bottom of the rotating shaft 3. A suction cup 6 is provided at one end of the bracket 5. The suction cup 6 is sucked together with the top of the material barrel, and then the handle 2 is held by hand to maintain the stability of the oil pumping device 1 when extracting liquid from the material barrel.

[0032] Furthermore, positioning plates 8 are provided on both sides of the bottom of the oil pumping device 1, and the outer walls of the positioning plates 8 are provided with card slots 9. The two positioning plates 8 are provided with a card-engaging connection with the card-engaging structure, and the outer walls of the positioning plates 8.

[0033] Furthermore, the engaging structure includes a slide groove 1304, the slide groove 1304 is provided on both sides of the lifting plate 1303, the slide groove 1304 is slidably connected to the positioning plate 8, the two sides of the lifting plate 1303 are slidably connected with a slide shaft 1305, a return spring 1306 is provided between the slide shaft 1305 and the lifting plate 1303, a limit strip 1307 is provided at one end of the slide shaft 1305, and the limit strip 1307 is engaged with the slot 9, The second oil extraction pipe 1301 can be pulled according to the depth of the material barrel to adjust the length of the second oil extraction pipe 1301 extending outward so that the filtering structure 12 at the bottom of the second oil extraction pipe 1301 can fit with the bottom of the material barrel. After the adjustment of the second oil extraction pipe 1301 is completed, the sliding shaft 1305 is released, and the reset spring 1306 drives the sliding shaft 1305 to reset, so that the sliding shaft 1305 pushes the limit bar 1307 to engage with the slot 9 to fix the position of the second oil extraction pipe 1301.

[0034] Furthermore, the filtering structure 12 includes a shell 1201, a threaded tube 1202 is arranged on the top of the shell 1201, the threaded tube 1202 is threadedly connected to the second oil pumping pipe 1301, an oil inlet 1203 is opened on the outer wall of the shell 1201, L-shaped clamping strips 1204 are arranged on the bottom and top of the outer wall of the shell 1201, a filter ring 1205 is arranged between the two clamping strips 1204, and the filter ring 1205 can filter the liquid entering the oil pump to prevent impurities from entering the oil pump and causing clogging of the oil pump.

[0035] After the oil pump 1301 is started, the oil pump 1301 draws the liquid into the filter structure 12 through the first and second oil pumping pipes 10 and the filter ring 1205 filters the liquid to prevent impurities in the liquid from entering the oil pump 1301 and causing the oil pump 1301 to become blocked.

[0036] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A hand-held oil pump with strong stability, characterized by: include An oil pumping device (1), wherein a first oil pumping pipe (10) is provided at the bottom of the oil pumping device (1), a guide groove (11) is provided on the outer wall of the first oil pumping pipe (10), a telescopic oil pumping pipe structure (13) is slidably connected to the outer wall of the first oil pumping pipe (10), a filtering structure (12) is provided at one end of the telescopic oil pumping pipe structure (13), and an oil outlet (7) is provided on the outer wall of the oil pumping device (1); The telescopic oil pumping pipe structure (13) comprises a second oil pumping pipe (1301), the inner wall of the second oil pumping pipe (1301) is provided with a guide strip (1302), the second oil pumping pipe (1301) is slidably connected to the outer wall of the first oil pumping pipe (10), the guide strip (1302) is slidably connected to the guide groove (11), and a lifting plate (1303) is provided at one end of the second oil pumping pipe (1301), and a snap-fit ​​connection is provided on the inner wall of the lifting plate (1303).

2. A hand-held oil pump with strong stability according to claim 1, characterized in that: A handle (2) is provided at the top of the oil pumping device (1), a rotating shaft (3) is rotatably connected to both sides of the outer wall of the oil pumping device (1), a plane scroll spring (4) is provided between the rotating shaft (3) and the oil pumping device (1), a bracket (5) is provided at the bottom of the rotating shaft (3), and a suction cup (6) is provided at one end of the bracket (5).

3. A hand-held oil pump with strong stability according to claim 1, characterized in that: Positioning plates (8) are provided on both sides of the bottom of the oil pumping device (1), and the outer walls of the positioning plates (8) are provided with clamping grooves (9), and the two positioning plates (8) are provided with a clamping connection with the clamping structure.

4. A hand-held oil pump with strong stability according to claim 3, characterized in that: The engaging structure comprises a slide groove (1304), wherein the slide groove (1304) is provided on both sides of the lifting plate (1303), the slide groove (1304) is slidably connected to the positioning plate (8), and slide shafts (1305) are slidably connected to both sides of the lifting plate (1303), a return spring (1306) is provided between the slide shaft (1305) and the lifting plate (1303), and a limit strip (1307) is provided at one end of the slide shaft (1305), and the limit strip (1307) is engaged with the engaging groove (9).

5. The hand-held oil pump with strong stability according to claim 1, characterized in that: The filtering structure (12) comprises a shell (1201), a threaded pipe (1202) being arranged on the top of the shell (1201), and the threaded pipe (1202) being threadedly connected to a second oil pumping pipe (1301).

6. A hand-held oil pump with strong stability according to claim 5, characterized in that: An oil inlet (1203) is provided on the outer wall of the shell (1201), L-shaped clamping strips (1204) are provided at the bottom and top of the outer wall of the shell (1201), and a filter ring (1205) is provided between two clamping strips (1204).

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