Pull rod type electric pump

Abstract

The utility model discloses a pull rod type electric pump, which particularly relates to the technical field of electric pumps and comprises a pull rod frame, moving wheels are arranged on one side of the lower end of the pull rod frame, a first supporting plate is arranged on the end face of one side of the pull rod frame, and a second supporting plate is arranged on one side, away from the first supporting plate, of the pull rod frame. A limiting rod is arranged at the upper end of the side, close to the first supporting plate, of the pull rod frame, a power box is arranged at the upper end of the first supporting plate, and a limiting locking plate is arranged on one side of the upper end of the power box. A mounting piece is arranged on one side end face of the pull rod frame. When the power supply box is used, the power supply box can be conveniently mounted and dismounted in the state that the first supporting plate, the limiting rods and the locking rotary knobs are correspondingly arranged, and meanwhile the protective cover can be conveniently mounted and dismounted in the state that the vertical limiting rods, the limiting sliding grooves and the limiting sliding rods are correspondingly arranged; and meanwhile, in the corresponding clamping state of the limiting sliding grooves and the limiting sliding rods, the convenience and stability of installation of the protective cover can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric pumps, in particular to a pull-rod type electric pump. Background Art

[0002] At present, among conventional hydraulic tools, the hydraulic power equipment that can provide a pressure of 700 Bar is an ordinary hydraulic electric pump. However, ordinary hydraulic electric pumps need to be configured with a power supply when in use. In some special application scenarios, it is not possible to configure the power supply conveniently and quickly, which is inconvenient to use. Even if the existing hydraulic electric pump is configured with an independent power supply, it is still not convenient to carry and transfer due to its shape, the position layout of various components, etc. The pull rod type electric pump described in the publication number (CN219388085U) includes a main control area for arranging a control module, a drive module and a pressure regulating module, a power supply area located on the circumferential side of the main control area, and an oil source area located on the bottom surface of the main control area; an independent power supply electrically connected to the control module and the drive module of the main control area is provided in the power supply area; an oil tank for storing liquid oil and an oil pump channel connected to the output end of the drive module are provided in the oil source area, and the pull rod assembly is provided between the main control area and the power supply area or on the top of the main control area; and a roller assembly is provided on the oil tank.

[0003] When the above device is in use, space utilization is improved, the size is smaller, and it is easy to carry. In addition, an independent power supply is provided, and there is no need to configure an additional power supply when in use. It can be taken away and used immediately. It is very convenient to use in some special working scenarios. However, the electric pump will dissipate a lot of heat when working, and its structure is relatively compact, which is not conducive to the heat dissipation of the electric pump. At the same time, when inspecting and repairing the electric pump, the outer casing and the storage frame need to be removed, which is inconvenient to operate. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the present invention provides a pull-rod electric pump. The technical problem to be solved by the present invention is: how to increase the heat dissipation efficiency and maintenance convenience of the electric pump.

[0005] In order to achieve the above-mentioned object, the utility model provides the following technical solution: a pull rod type electric pump, comprising a pull rod frame, a movable wheel is provided on one side of the lower end of the pull rod frame, a first support plate is provided on one end face of the pull rod frame, a second support plate is provided on the side of the pull rod frame away from the first support plate, a limit rod is provided on the upper end of the pull rod frame on the side close to the first support plate, a power box is provided on the upper end of the first support plate, and a limit locking plate is provided on one side of the upper end of the power box;

[0006] A mounting piece is provided on one end face of the pull rod frame, and a limiting slide rod is provided on the end face of the pull rod frame close to the mounting piece. A protective cover is provided on the outside of the upper end of the second support plate, and locking knobs are provided on the upper ends of the limiting locking plate and the protective cover. A dustproof hole is provided on the end face of the protective cover, and a vertical limiting rod is provided on one side of the inner end face of the protective cover, and a limiting slide groove is provided on the inner end face of the vertical limiting rod.

[0007] Furthermore, a support foot is provided on the lower end surface of one side of the second support plate, an electric pump is provided on the upper end of the second support plate, and a handle is provided on the upper end of the protective cover and the upper end of the power box;

[0008] There are two supporting legs, which are arranged in a mirror image on both sides of the vertical central axis in the top view of the pull rod frame, and the electric pump is electrically connected to the power box.

[0009] Furthermore, the number of the movable wheels is two, and they are arranged in a mirror image on both sides of the vertical central axis in the top view of the pull rod frame;

[0010] The inner end surface of the limiting rod is adapted to the outer end surface of the power box, and the power box is electrically connected to the external control device.

[0011] Furthermore, the outer end surface of the limiting locking plate in the top view direction and the outer end surface of the limiting rod in the top view direction are arranged in a coplanar state;

[0012] There are two limit sliding rods, which are arranged in a mirror image state on both sides of the vertical central axis in the top view direction of the pull rod frame.

[0013] Furthermore, the locking knobs are provided in a plurality and are arranged in a mirror image on both sides of the vertical central axis of the limit locking plate in a top view direction;

[0014] There are multiple dustproof holes, which are arranged in an array on the outer end surface of the protective cover.

[0015] Furthermore, the number of the vertical limiting rods and limiting sliding grooves is two, and they are arranged in a mirror image state on both sides of the vertical central axis in the top view direction of the protective cover;

[0016] The outer end surface of the limiting sliding rod is matched with the inner end surface of the limiting sliding groove.

[0017] The utility model has the following advantages:

[0018] When the present invention is in use, the power box can be conveniently installed and disassembled in the corresponding setting state of the first support plate, the limit rod and the locking knob. At the same time, the protective cover can be conveniently installed and disassembled in the corresponding setting state of the vertical limit rod, the limit slide groove and the limit slide rod. At the same time, the convenience and stability of the installation of the protective cover can be effectively increased in the corresponding clamping state of the limit slide groove and the limit slide rod. The dustproof hole opened on the end face of the protective cover can effectively filter external dust, and can also facilitate the cleaning of dust adsorbed inside the dustproof hole, thereby ensuring the heat dissipation efficiency of the electric pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are merely illustrative, and those skilled in the art can, without inventive effort, derive other implementation drawings based on the provided drawings.

[0020] The structures, proportions, sizes, etc. illustrated in this specification are intended solely to complement the contents disclosed herein and to facilitate understanding and reading by persons familiar with the art. They are not intended to limit the conditions under which the present invention may be implemented and therefore have no substantive technical significance. Any structural modifications, changes in proportions, or adjustments in size, without affecting the efficacy and objectives of the present invention, shall remain within the scope of the technical contents disclosed herein.

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0022] Figure 2 It is a schematic diagram of the rear structure of the utility model.

[0023] Figure 3 It is a schematic diagram of the overall right side structure of the utility model.

[0024] Figure 4 It is a schematic diagram of the overall cross-section connection structure of the utility model.

[0025] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure of part A in the middle.

[0026] In the figure: 1 pull rod frame, 2 moving wheel, 3 first support plate, 4 second support plate, 5 support foot, 6 protective cover, 7 limit rod, 8 power box, 9 locking knob, 10 handle, 11 dustproof hole, 12 vertical limit rod, 13 limit slide, 14 electric pump, 15 limit locking plate, 16 mounting part, 17 limit slide. DETAILED DESCRIPTION

[0027] The following is a detailed description of the embodiments of the present invention. Those skilled in the art will readily understand the other advantages and benefits of the present invention from the contents disclosed herein. Obviously, the description is only a portion of the present invention, not all of it. All other inventions derived by persons of ordinary skill in the art based on the present invention without inventive effort are within the scope of protection of the present invention.

[0028] The utility model provides a pull rod type electric pump, such as Figure 1 、 2 As shown in Figure 3, the pull rod frame 1 is provided with a moving wheel 2 on one side of its lower end, and a first support plate 3 is provided on one end face of the pull rod frame 1. The pull rod frame 1 is provided with a second support plate 4 on the side away from the first support plate 3. The pull rod frame 1 is provided with a limit rod 7 on the upper end of the side close to the first support plate 3, and a power box 8 is provided on the upper end of the first support plate 3. A support foot 5 is provided on the lower end face of one side of the second support plate 4. There are two support feet 5, and they are arranged in a mirror state on both sides of the vertical center axis of the pull rod frame 1 in the top view direction. There are two moving wheels 2, and they are arranged in a mirror state on both sides of the vertical center axis of the pull rod frame 1 in the top view direction. The inner end face of the limit rod 7 is adapted to the outer end face of the power box 8, and the power box 8 is electrically connected to the external control device.

[0029] like Figure 4 and 5 As shown, a limit locking plate 15 is provided on one side of the upper end of the power box 8, a mounting piece 16 is provided on one end face of the pull rod frame 1, and a limit slide 17 is provided on the end face of the pull rod frame 1 close to the mounting piece 16. The upper ends of the limit locking plate 15 and the protective cover 6 are both provided with locking knobs 9, and a dustproof hole 11 is provided on the end face of the protective cover 6. A vertical limit rod 12 is provided on one side of the inner end face of the protective cover 6, and a limit slide groove 13 is provided on the inner end face of the vertical limit rod 12. An electric pump 14 is provided on the upper end of the second support plate 4, and the electric pump 14 is electrically connected to the power box 8. The outer end face of the limit locking plate 15 in the top view direction is aligned with the limit rod 7 in the top view direction. The outer end faces are arranged in a coplanar state, there are two limit slide bars 17, and they are arranged in a mirror state on both sides of the vertical center axis in the direction of looking down on the pull rod frame 1, there are multiple locking knobs 9, and they are arranged in a mirror state on both sides of the vertical center axis in the direction of looking down on the limit locking plate 15, there are multiple dustproof holes 11, and they are arranged in an array state on the outer end face of the protective cover 6, there are two vertical limit rods 12 and two limit slide grooves 13, and they are arranged in a mirror state on both sides of the vertical center axis in the direction of looking down on the protective cover 6, and the outer end face of the limit slide bar 17 and the inner end face of the limit slide groove 13 are adapted to each other.

[0030] Working principle of this utility model:

[0031] When the present invention is in use, the staff holds the pull rod frame 1 and moves it to a suitable position, and then the staff can use the electric pump 14. Later, when inspecting and maintaining the electric pump 14, the staff turns the locking knob 9 and takes out the locking knob 9. Then the staff holds the handle 10 and pulls out the protective cover 6 to inspect and repair the electric pump 14. At the same time, the dust adsorbed on the surface of the dustproof hole 11 can also be cleaned, thereby avoiding affecting the heat dissipation effect of the electric pump 14.

[0032] Although the present invention has been described in detail above using both general and specific examples, it will be apparent to those skilled in the art that modifications or improvements may be made to the present invention. Therefore, any such modifications or improvements that do not depart from the spirit of the present invention are intended to be within the scope of protection claimed herein.

Claims

1. A pull rod electric pump, characterized in that: include: A pull rod frame (1) is provided with a moving wheel (2) on one side of its lower end, a first support plate (3) is provided on one end face of the pull rod frame (1), a second support plate (4) is provided on the side of the pull rod frame (1) away from the first support plate (3), a limiting rod (7) is provided on the upper end of the pull rod frame (1) on the side close to the first support plate (3), a power box (8) is provided on the upper end of the first support plate (3), and a limiting locking plate (15) is provided on one side of the upper end of the power box (8); A mounting piece (16) is provided on one end face of the pull rod frame (1), and a limiting slide bar (17) is provided on the end face of the pull rod frame (1) near the mounting piece (16). A protective cover (6) is provided on the outside of the upper end of the second support plate (4), and locking knobs (9) are provided on the upper ends of the limiting locking plate (15) and the protective cover (6). A dustproof hole (11) is provided on the end face of the protective cover (6), and a vertical limiting rod (12) is provided on one side of the inner end face of the protective cover (6), and a limiting slide groove (13) is provided on the inner end face of the vertical limiting rod (12).

2. A pull rod type electric pump according to claim 1, characterized in that: A support foot (5) is provided on the lower end surface of one side of the second support plate (4), an electric pump (14) is provided on the upper end of the second support plate (4), and a handle (10) is provided on the upper end of the protective cover (6) and the upper end of the power box (8); There are two supporting legs (5), which are arranged in a mirror image on both sides of the vertical central axis of the pull rod frame (1) in a top-view direction, and the electric pump (14) is electrically connected to the power box (8).

3. The pull rod type electric pump according to claim 1, characterized in that: The number of the movable wheels (2) is two, and they are arranged in a mirror image state on both sides of the vertical central axis of the pull rod frame (1) in a top-view direction; The inner end surface of the limiting rod (7) is adapted to the outer end surface of the power box (8), and the power box (8) is arranged in an electrically connected state with an external control device.

4. The pull rod type electric pump according to claim 1, characterized in that: The outer end surface of the limiting locking plate (15) in the top view direction and the outer end surface of the limiting rod (7) in the top view direction are arranged in a coplanar state; The number of the position-limiting sliding rods (17) is two, and they are arranged in a mirror image state on both sides of the vertical central axis in the top view direction of the pull rod frame (1).

5. The pull rod type electric pump according to claim 1, characterized in that: The locking knobs (9) are provided in a plurality and are arranged in a mirror image state on both sides of the vertical central axis of the position limiting locking plate (15) in a top view direction; There are multiple dustproof holes (11), which are arranged in an array on the outer end surface of the protective cover (6).

6. The pull rod type electric pump according to claim 1, characterized in that: The number of the vertical limiting rods (12) and the limiting sliding grooves (13) is two, and they are arranged in a mirror image state on both sides of the vertical central axis in the top view direction of the protective cover (6); The outer end surface of the limiting sliding rod (17) is adapted to the inner end surface of the limiting sliding groove (13).

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