Safety protective cover for wellhead of oil pumping unit

Abstract

The utility model belongs to the technical field of oil pumping units, and discloses an oil pumping unit wellhead safety protective cover which comprises a mounting seat, a frame body and an oil pumping unit body, the frame body is arranged on the right side of the top of the mounting seat, the oil pumping unit body is arranged on the left side of the frame body, a vertical plate is arranged on the right side of the oil pumping unit body, and a protective shell is arranged on the right side of the vertical plate. A push plate is arranged in the protective shell, a baffle is fixedly connected to the top of the push plate, the protective shell is moved to the position above a well mouth, the arranged push plate is close to the interior and is close to a collecting device stretching into the well mouth, and under the condition that normal oil pumping work is guaranteed, gaps reserved in the well mouth are reduced as much as possible; in the using process of the arranged protective shell, baffle and push plate, the possibility that gravels and other objects fall into a well mouth is reduced, workers are prevented from falling into the well, and the safety performance of the oil pumping unit body in the working process is improved; the position of the protective shell can be adjusted up and down and back and forth to adapt to the position of a wellhead, and the adaptability of the protective cover is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil pumping units, and in particular relates to a safety protection cover for an oil pumping unit wellhead. Background Art

[0002] The oil pump is a machine used to extract oil, usually called a "bowing machine". It is the most important lifting equipment in the rod pumping system. According to the different structures, the oil pump can be divided into two categories: beam type and beamless type. The oil pump drives the downhole pump through the ground mechanical rotating device, and is used in conjunction with the oil rod and the oil pump to extract underground crude oil to the ground. In addition, the oil pump also includes components such as power mechanical reducer and frame.

[0003] At present, when the existing oil pump is used, the equipment will be installed at the wellhead and work non-stop 24 hours a day. During use, gravel and other objects may accidentally fall from the wellhead, affecting subsequent mining. Workers may also fall into the well, posing a safety hazard to the workers. For this reason, we propose a safety protective cover for the wellhead of the oil pump. Utility Model Content

[0004] The purpose of the utility model is to provide a safety protection cover for a wellhead of an oil pumping unit, so as to solve the problem in the above-mentioned background technology that gravel and the like may accidentally fall from the wellhead, affecting subsequent mining, and workers may also fall into the well, posing a safety hazard to the workers.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a safety protection cover for an oil pumping unit wellhead, comprising a mounting seat, a frame and an oil pumping unit body, a frame is provided on the right side of the top of the mounting seat, an oil pumping unit body is provided on the left side of the frame, a vertical plate is provided on the right side of the oil pumping unit body, the vertical plate is fixedly connected to the right side of the oil pumping unit body, a protective shell is provided on the right side of the vertical plate, a push plate is provided inside the protective shell, two push plates are provided, and a baffle is fixedly connected to the top of the push plate.

[0006] Preferably, a connecting rod No. 1 is fixedly connected to the right side of the vertical plate, a slide groove No. 1 is provided inside the connecting rod No. 1, a slider No. 1 is provided inside the slide groove No. 1, the slider No. 1 is slidably connected to the inside of the slide groove No. 1, a connecting rod No. 2 is fixedly connected to the right side of the slider No. 1, a slide groove No. 2 is provided inside the connecting rod No. 2, a slide groove No. 2 is provided inside the slide groove No. 2, the slider No. 2 is movably connected inside the slide groove No. 2, and the right side of the slider No. 2 is fixedly connected to one end of the protective shell.

[0007] Preferably, a No. 1 threaded rod is provided inside the No. 1 slide groove, the No. 1 threaded rod is rotatably connected to the No. 1 slide groove, the No. 1 slider is connected to the No. 1 threaded rod by threads, and a No. 1 motor is provided at one end of the No. 1 threaded rod.

[0008] Preferably, a No. 2 threaded rod is provided inside the No. 2 slide groove, the No. 2 threaded rod is rotatably connected to the No. 2 slide groove, the No. 2 slider is connected to the No. 2 threaded rod by threads, and a No. 2 motor is provided at one end of the No. 2 threaded rod.

[0009] Preferably, electric push rods are provided on both sides of the interior of the protective shell, one end of the electric push rod is fixedly connected to the inner wall of the protective shell, and the other end of the electric push rod is fixedly connected to one end of the push plate.

[0010] Preferably, a placement box is provided on the top of the baffle, and the placement box is fixedly connected to the top of the baffle.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. By moving the protective shell to the top of the wellhead, the push plate is moved closer to the inside and the collecting device extending into the wellhead, while ensuring the normal pumping work, the gap left at the wellhead is minimized as much as possible. During the use of the protective shell, baffle and push plate, the possibility of falling debris and the like inside the wellhead is reduced, and the staff is prevented from falling into the well, thereby improving the safety performance of the pumping unit during operation.

[0013] 2. By starting the No. 1 motor and the No. 2 motor, the No. 1 threaded rod and the No. 2 threaded rod move, driving the No. 1 slider to move inside the No. 1 slide slot, driving the No. 2 slider to move inside the No. 2 slide slot, so that the protective shell can be adjusted up and down, front and back to adapt to the position of the wellhead and improve the adaptability of the protective cover. By starting the electric push rod to move the push plate, it brings convenience to the automated operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a side view structural schematic diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the No. 1 connecting rod and the No. 2 connecting rod of the utility model;

[0017] Figure 4 This is a schematic diagram of the protective shell structure of the utility model.

[0018] In the figure: 1. mounting base; 2. frame; 3. oil pump body; 4. vertical plate; 5. protective shell; 6. push plate; 7. baffle; 8. connecting rod No. 1; 9. slide groove No. 1; 10. slide block No. 1; 11. connecting rod No. 2; 12. slide groove No. 2; 13. slide block No. 2; 14. threaded rod No. 1; 15. motor No. 1; 16. threaded rod No. 2; 17. motor No. 2; 18. electric push rod; 19. placement box. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution for a safety protection cover for a wellhead of an oil pumping unit: the utility model comprises a mounting seat 1, a frame body 2 and an oil pumping unit body 3, wherein the frame body 2 is provided on the right side of the top of the mounting seat 1, the oil pumping unit body 3 is provided on the left side of the frame body 2, a vertical plate 4 is provided on the right side of the oil pumping unit body 3, the vertical plate 4 is fixedly connected to the right side of the oil pumping unit body 3, a protective shell 5 is provided on the right side of the vertical plate 4, a push plate 6 is provided inside the protective shell 5, two push plates 6 are provided, and a baffle 7 is fixedly connected to the top of the push plate 6.

[0021] Specifically, a connecting rod No. 8 is fixedly connected to the right side of the vertical plate 4, a sliding groove No. 9 is arranged inside the connecting rod No. 8, a sliding block No. 10 is arranged inside the sliding groove No. 9, the sliding block No. 10 is slidably connected inside the sliding groove No. 9, a connecting rod No. 2 is fixedly connected to the right side of the sliding block No. 10, a sliding groove No. 2 12 is arranged inside the connecting rod No. 2 11, a sliding block No. 2 13 is arranged inside the sliding groove No. 2 12, the sliding block No. 2 13 is movably connected inside the sliding groove No. 2 12, and the right side of the sliding block No. 2 is fixedly connected to one end of the protective shell 5.

[0022] Specifically, a No. 1 threaded rod 14 is provided inside the No. 1 slide groove 9, the No. 1 threaded rod 14 is rotatably connected to the No. 1 slide groove 9, the No. 1 slider 10 is connected to the No. 1 threaded rod 14 through threads, and a No. 1 motor 15 is provided at one end of the No. 1 threaded rod 14.

[0023] Specifically, a No. 2 threaded rod 16 is provided inside the No. 2 slide 12 , the No. 2 threaded rod 16 is rotatably connected to the No. 2 slide 12 , the No. 2 slider 13 is connected to the No. 2 threaded rod 16 through threads, and a No. 2 motor 17 is provided at one end of the No. 2 threaded rod 16 .

[0024] Specifically, electric push rods 18 are provided on both sides of the protective shell 5 , one end of the electric push rod 18 is fixedly connected to the inner wall of the protective shell 5 , and the other end of the electric push rod 18 is fixedly connected to one end of the push plate 6 .

[0025] Specifically, a placement box 19 is provided on the top of the baffle plate 7 , and the placement box 19 is fixedly connected to the top of the baffle plate 7 .

[0026] In the present embodiment, when the oil pump is used, the mounting base 1, the frame 2 and the oil pump body 3 are installed to the corresponding positions. After installation, the protective shell 5 is moved to the top of the wellhead and is approached to the inside through the push plate 6, and is close to the collecting device extending into the wellhead. Under the condition of ensuring the normal operation of the oil pumping work, the gap left at the wellhead is minimized as much as possible. During the use of the protective shell 5, the baffle 7 and the push plate 6, the possibility of falling of gravel and the like from the inside of the wellhead is reduced, and the staff is prevented from falling into the well, thereby improving the safety performance of the oil pump body 3 during operation.

[0027] By starting the No. 1 motor 15 and the No. 2 motor 17, the No. 1 threaded rod 14 and the No. 2 threaded rod 16 move, driving the No. 1 slider 10 to move inside the No. 1 slide groove 9, and driving the No. 2 slider 13 to move in the No. 2 slide groove 12, so that the protective shell 5 can be adjusted up and down, front and back to adapt to the position of the wellhead and improve the adaptability of the protective cover. By starting the electric push rod 18 to move the push plate 6, it brings convenience to the automated operation. The provided placement box 19 can be used to place related small tools to prevent them from falling into the well, thereby improving the practicality of the device.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wellhead safety protection cover for an oil pumping unit, comprising a mounting seat (1), a frame (2) and an oil pumping unit body (3), characterized in that: A frame (2) is provided on the right side of the top of the mounting seat (1), an oil pumping unit body (3) is provided on the left side of the frame (2), a vertical plate (4) is provided on the right side of the oil pumping unit body (3), the vertical plate (4) is fixedly connected to the right side of the oil pumping unit body (3), a protective shell (5) is provided on the right side of the vertical plate (4), a push plate (6) is provided inside the protective shell (5), two push plates (6) are provided, and a baffle (7) is fixedly connected to the top of the push plate (6).

2. The wellhead safety protection cover of a pumping unit according to claim 1, characterized in that: A No. 1 connecting rod (8) is fixedly connected to the right side of the vertical plate (4), a No. 1 sliding groove (9) is provided inside the No. 1 connecting rod (8), a No. 1 sliding groove (9) is provided inside the No. 1 sliding groove (9), the No. 1 sliding groove (10) is slidably connected inside the No. 1 sliding groove (9), a No. 2 connecting rod (11) is fixedly connected to the right side of the No. 1 sliding groove (10), a No. 2 sliding groove (12) is provided inside the No. 2 connecting rod (11), a No. 2 sliding groove (12) is provided inside the No. 2 sliding groove (12), the No. 2 sliding groove (13) is movably connected inside the No. 2 sliding groove (12), and the No. 2 sliding groove (13) is fixedly connected to one end of the protective shell (5) on the right side.

3. A pumping unit wellhead safety protection cover according to claim 2, characterized in that: A No. 1 threaded rod (14) is provided inside the No. 1 slide groove (9), and the No. 1 threaded rod (14) is rotatably connected to the No. 1 slide groove (9). The No. 1 slider (10) is connected to the No. 1 threaded rod (14) through threads, and a No. 1 motor (15) is provided at one end of the No. 1 threaded rod (14).

4. The wellhead safety protection cover of a pumping unit according to claim 2, characterized in that: A No. 2 threaded rod (16) is provided inside the No. 2 slide groove (12), and the No. 2 threaded rod (16) is rotatably connected to the No. 2 slide groove (12). The No. 2 slider (13) is connected to the No. 2 threaded rod (16) through threads, and a No. 2 motor (17) is provided at one end of the No. 2 threaded rod (16).

5. The wellhead safety protection cover of a pumping unit according to claim 1, characterized in that: Electric push rods (18) are provided on both sides of the protective shell (5), one end of the electric push rod (18) is fixedly connected to the inner wall of the protective shell (5), and the other end of the electric push rod (18) is fixedly connected to one end of the push plate (6).

6. The wellhead safety protection cover of a pumping unit according to claim 1, characterized in that: A placement box (19) is provided on the top of the baffle (7), and the placement box (19) is fixedly connected to the top of the baffle (7).

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