Reliably fixed pump head structure of cleaning pump

Abstract

The utility model discloses a reliably fixed pump head structure of a cleaning pump, which is mounted on the cleaning pump and comprises a pump head structure body, an upper plug hole barrel is arranged on the pump head structure body, and a lower plug hole is arranged on a casing of the cleaning pump and corresponds to the upper plug hole barrel. The lower end of the upper plug hole cylinder is positioned in the lower plug hole; the outer diameter of the upper plug hole barrel is equal to the inner diameter of the lower plug hole, threaded holes are formed in the shell around the lower plug hole, fixing holes are formed in the positions, corresponding to the threaded holes, of the pump head structure body, screws are arranged in the fixing holes, and the pump head structure body is fixed to the shell through the screws. The positioning device has the advantages of being accurate in positioning, firm in installation and the like, and can be firmly fixed on the cleaning pump to keep the stable operation state of the cleaning pump.

Description

Technical Field

[0001] The utility model relates to a reliable fixed pump head structure of a cleaning pump, belonging to the technical field of cleaning pumps. Background Art

[0002] A cleaning machine is a machine that conveys fluids or pressurizes fluids. It transfers the mechanical energy of the prime mover or other external energy to the liquid, increasing the energy of the liquid. Cleaning machines are mainly used to convey liquids such as water, oil, acid and alkali liquids, emulsions, suspended emulsions and liquid metals. They can also convey liquid-gas mixtures and liquids containing suspended solids. Common cleaning pump heads generally have problems such as inaccurate positioning and loose installation. Due to looseness during use, the cleaning pump operates unstably. Utility Model Content

[0003] The utility model aims to provide a reliable fixed pump head structure for a cleaning pump, which has the advantages of accurate positioning and firm installation, and can be firmly fixed on the cleaning pump to maintain a stable operating state of the cleaning pump.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A reliably fixed cleaning pump head structure is installed on a cleaning pump, comprising a pump head structure body, an upper plugging hole tube on the pump head structure body, a lower plugging hole on the outer shell of the cleaning pump at a position corresponding to the upper plugging hole tube; the lower end of the upper plugging hole tube is located in the lower plugging hole; the outer diameter of the upper plugging hole tube is equal to the inner diameter of the lower plugging hole, a threaded hole is provided on the outer shell around the lower plugging hole, a fixing hole is provided on the pump head structure body at a position corresponding to the threaded hole, a screw is provided in the fixing hole, and the pump head structure body is fixed to the outer shell by the screws.

[0006] In the aforementioned fixed and reliable cleaning pump head structure, the number of the upper plugging tubes is three, and the upper plugging tubes are vertically arranged; the lower part of the upper plugging tube is connected to the horizontally arranged first horizontal connecting pipe, one end of the first horizontal connecting pipe is connected to the upper plugging tube, the other end of the first horizontal connecting pipe is connected to the first vertical connecting pipe, the top of the first vertical connecting pipe is connected to the second horizontal connecting pipe, and the water outlet of the cleaning pump is located on the second horizontal connecting pipe.

[0007] In the aforementioned fixed and reliable cleaning pump head structure, a third horizontal connecting pipe is connected to the second horizontal connecting pipe, the third horizontal connecting pipe is respectively connected to the second vertical connecting pipe and the water inlet of the cleaning pump, and the second vertical connecting pipe is connected to the low-pressure side of the cleaning pump.

[0008] Compared with the prior art, the utility model has the advantages of accurate positioning and firm installation, and can be firmly fixed on the cleaning pump to maintain the stable operation of the cleaning pump. Accurate positioning can be achieved under the action of the upper plug hole tube and the lower plug hole, and then reliable fixation can be achieved under the action of the fixing hole, the threaded hole and the screw. In addition, the cooperation of the first horizontal connecting pipe, the second horizontal connecting pipe, the third horizontal connecting pipe, the first vertical connecting pipe and the second vertical connecting pipe makes the pump head structure more compact and easy to produce and install. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;

[0010] Figure 2 It is a schematic diagram of the pump head structure in use;

[0011] Figure 3 It is a schematic diagram of the structure of the lower plug hole.

[0012] Figure markings: 1-pump head structure body, 2-housing, 3-lower plug hole, 4-threaded hole, 5-fixing hole, 6-upper plug hole cylinder, 7-water outlet, 8-second horizontal connecting pipe, 9-first vertical connecting pipe, 10-first horizontal connecting pipe, 11-third horizontal connecting pipe, 12-water inlet, 13-second vertical connecting pipe.

[0013] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods. DETAILED DESCRIPTION

[0014] Embodiment 1 of the utility model: A reliably fixed pump head structure of a cleaning pump is installed on a cleaning pump, comprising a pump head structure body 1, an upper plugging hole tube 6 is provided on the pump head structure body 1, a lower plugging hole 3 is provided on the outer shell 2 of the cleaning pump at a position corresponding to the upper plugging hole tube 6; the lower end of the upper plugging hole tube 6 is located in the lower plugging hole 3; the outer diameter of the upper plugging hole tube 6 is equal to the inner diameter of the lower plugging hole 3, a threaded hole 4 is provided on the outer shell 2 around the lower plugging hole 3, a fixing hole 5 is provided on the pump head structure body 1 at a position corresponding to the threaded hole 4, a screw is provided in the fixing hole 5, and the pump head structure body 1 is fixed to the outer shell 2 by the screws.

[0015] Embodiment 2: A reliably fixed pump head structure of a cleaning pump is installed on a cleaning pump, comprising a pump head structure body 1, an upper plugging hole tube 6 is provided on the pump head structure body 1, a lower plugging hole 3 is provided on the outer shell 2 of the cleaning pump at a position corresponding to the upper plugging hole tube 6; the lower end of the upper plugging hole tube 6 is located in the lower plugging hole 3; the outer diameter of the upper plugging hole tube 6 is equal to the inner diameter of the lower plugging hole 3, a threaded hole 4 is provided on the outer shell 2 around the lower plugging hole 3, a fixing hole 5 is provided on the pump head structure body 1 at a position corresponding to the threaded hole 4, a screw is provided in the fixing hole 5, and the pump head structure body 1 is fixed to the outer shell 2 by the screws.

[0016] The number of the upper plugging tubes 6 is three, and the upper plugging tubes 6 are arranged vertically; the lower part of the upper plugging tube 6 is connected to the horizontally arranged first horizontal connecting pipe 10, one end of the first horizontal connecting pipe 10 is connected to the upper plugging tube 6, the other end of the first horizontal connecting pipe 10 is connected to the first vertical connecting pipe 9, the top of the first vertical connecting pipe 9 is connected to the second horizontal connecting pipe 8, and the water outlet 7 of the cleaning pump is located on the second horizontal connecting pipe 8. The second horizontal connecting pipe 8 is connected to the third horizontal connecting pipe 11, and the third horizontal connecting pipe 11 is respectively connected to the second vertical connecting pipe 13 and the water inlet 12 of the cleaning pump, and the second vertical connecting pipe 13 is connected to the low-pressure side of the cleaning pump.

[0017] Working principle of an embodiment of the utility model: The utility model has the advantages of accurate positioning and firm installation, and can be firmly fixed on the cleaning pump to maintain the stable operation state of the cleaning pump. Accurate positioning can be achieved under the action of the upper plug hole tube and the lower plug hole, and then reliable fixation can be achieved under the action of the fixing hole, threaded hole and screw. And the cooperation of the first horizontal connecting pipe, the second horizontal connecting pipe, the third horizontal connecting pipe, the first vertical connecting pipe and the second vertical connecting pipe makes the pump head structure more compact and easy to produce and install.

Claims

1. A fixed and reliable cleaning pump head structure, installed on a cleaning pump, characterized in that: The invention comprises a pump head structural body (1), wherein the pump head structural body (1) is provided with an upper plug hole tube (6), and a lower plug hole (3) is provided on the outer shell (2) of the cleaning pump at a position corresponding to the upper plug hole tube (6); the lower end of the upper plug hole tube (6) is located in the lower plug hole (3); the outer diameter of the upper plug hole tube (6) is equal to the inner diameter of the lower plug hole (3), and a threaded hole (4) is provided on the outer shell (2) around the lower plug hole (3); a fixing hole (5) is provided on the pump head structural body (1) at a position corresponding to the threaded hole (4), and a screw is provided in the fixing hole (5), and the pump head structural body (1) is fixed to the outer shell (2) by means of the screw.

2. A reliable fixed cleaning pump head structure according to claim 1, characterized in that: The number of the upper plugging tubes (6) is three, and the upper plugging tubes (6) are arranged vertically; the lower part of the upper plugging tube (6) is connected to a first horizontal connecting tube (10) arranged horizontally, one end of the first horizontal connecting tube (10) is connected to the upper plugging tube (6), the other end of the first horizontal connecting tube (10) is connected to the first vertical connecting tube (9), the top of the first vertical connecting tube (9) is connected to the second horizontal connecting tube (8), and the water outlet (7) of the cleaning pump is located on the second horizontal connecting tube (8).

3. A reliable fixed cleaning pump head structure according to claim 1, characterized in that: The second horizontal connecting pipe (8) is connected to a third horizontal connecting pipe (11), the third horizontal connecting pipe (11) is respectively connected to the second vertical connecting pipe (13) and the water inlet (12) of the cleaning pump, and the second vertical connecting pipe (13) is connected to the low-pressure side of the cleaning pump.

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