Axial force balancing structure of multi-stage high-pressure pump

Abstract

The utility model provides a multistage high-pressure pump axial force balancing structure which comprises a conveying pipe, a first connecting assembly and a second connecting assembly are arranged at the two ends of the conveying pipe respectively, the first connecting assembly comprises a first connector, an installation sleeve is installed on the surface of the first connector, one end of the installation sleeve is connected with a fixing head, and the other end of the installation sleeve is connected with a second connector. One end of the first connector is connected with one end of the conveying pipe. According to the axial force balancing structure of the multi-stage high-pressure pump, the first connecting assembly and the second connecting assembly are arranged at the two ends of the conveying pipe respectively and can be connected to the side of the high-pressure pump, and part of liquid can be conveyed separately when a large amount of liquid is conveyed; the axial force of the high-pressure pump can be partially balanced, damage to the high-pressure pump is reduced, and the service life of the high-pressure pump is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of high-pressure pumps, in particular to an axial force balancing structure of a multi-stage high-pressure pump. Background Art

[0002] The high-pressure pump is a device that provides high-pressure power for high-pressure rotary spraying cement slurry. It is used for foundation strengthening and reinforcement of buildings, roads, etc. It can also be used for high-pressure water jets to assist in breaking rocks and coal, supplying fluid to underground hydraulic props, pumping high-pressure water with hydraulic expansion metal anchors, and clearing, dredging and cleaning large underground pipelines.

[0003] When the current high-pressure pump is in operation, the outlet pressure is very high and the axial force is very large. When the axial force of the high-pressure pump is large, there will be certain damage to the bearings and mechanical seals, resulting in a reduction in the service life of the pump unit.

[0004] Therefore, it is necessary to provide a multi-stage high-pressure pump axial force balance structure to solve the above technical problems. Utility Model Content

[0005] The utility model provides a multi-stage high-pressure pump axial force balancing structure, which solves the problem that when the axial force of the high-pressure pump is large, bearings and mechanical seals may be damaged to a certain extent, resulting in a reduction in the service life of the pump group.

[0006] In order to solve the above technical problems, the utility model provides a multi-stage high-pressure pump axial force balancing structure, comprising:

[0007] A delivery pipe, wherein a first connection component and a second connection component are respectively provided at both ends of the delivery pipe, wherein the first connection component comprises a first connection head, a mounting sleeve is installed on the surface of the first connection head, one end of the mounting sleeve is connected to a fixed head, and one end of the first connection head is connected to one end of the delivery pipe.

[0008] Preferably, the second connecting assembly comprises a second connecting head, and a fixing sleeve is sleeved on the surface of the second connecting head.

[0009] Preferably, one end of the fixing sleeve is connected to a mounting head, and one end of the second connecting head is connected to the other end of the conveying pipe.

[0010] Preferably, the fixing head and the mounting head act on the connection of the equipment.

[0011] Preferably, an anti-collision component is provided on the surface of the conveying pipe, and the anti-collision component includes two fixing rings, and one side of the two fixing rings is connected to a connecting block.

[0012] Preferably, an arc-shaped baffle is connected between the two connecting blocks.

[0013] Preferably, a fixing bolt is provided on the surface of the fixing ring.

[0014] Compared with the related art, the multi-stage high-pressure pump axial force balancing structure provided by the utility model has the following beneficial effects:

[0015] The utility model provides an axial force balancing structure for a multi-stage high-pressure pump. A first connecting assembly and a second connecting assembly are respectively arranged at both ends of a delivery pipe and can be connected to the sides of the high-pressure pump, so that it is convenient to separately deliver part of the liquid when a large amount of liquid is delivered. The axial force of the high-pressure pump can be partially balanced, the damage to the high-pressure pump can be reduced, and the service life of the high-pressure pump can be prolonged. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A structural schematic diagram of a first embodiment of an axial force balancing structure for a multi-stage high-pressure pump provided by the utility model;

[0017] Figure 2 for Figure 1 A front view of the device as a whole is shown;

[0018] Figure 3 for Figure 1 A right side view of the device as a whole is shown;

[0019] Figure 4 for Figure 1 A schematic diagram of the overall internal structure of the device shown;

[0020] Figure 5 This is a structural schematic diagram of a second embodiment of an axial force balancing structure for a multi-stage high-pressure pump provided by the utility model.

[0021] Numbers in the figure: 1. conveying pipe, 2. first connecting component, 21. first connecting head, 22. mounting sleeve, 23. fixing head, 3. second connecting component, 31. second connecting head, 32. fixing sleeve, 33. mounting head, 4. anti-collision component, 41. fixing ring, 42. connecting block, 43. arc baffle, 44. fixing bolt. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes. Example

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A structural schematic diagram of a first embodiment of an axial force balancing structure for a multi-stage high-pressure pump provided by the utility model; Figure 2 for Figure 1 A front view of the device as a whole is shown; Figure 3 for Figure 1 A right side view of the device as a whole is shown; Figure 4 for Figure 1 A schematic diagram of the overall internal structure of the device is shown. A multi-stage high-pressure pump axial force balancing structure includes:

[0024] A delivery pipe 1, wherein a first connection component 2 and a second connection component 3 are respectively provided at both ends of the delivery pipe 1, wherein the first connection component 2 comprises a first connection head 21, a mounting sleeve 22 is installed on the surface of the first connection head 21, one end of the mounting sleeve 22 is connected to a fixing head 23, and one end of the first connection head 21 is connected to one end of the delivery pipe 1.

[0025] The second connection assembly 3 includes a second connection head 31 , and a fixing sleeve 32 is sleeved on the surface of the second connection head 31 .

[0026] One end of the fixing sleeve 32 is connected to a mounting head 33 , and one end of the second connecting head 31 is connected to the other end of the delivery pipe 1 .

[0027] The delivery pipe 1 can play a role in diverting the liquid by connecting the outlet of the pump group with the inlet. When the outlet pressure is high, part of the delivery medium flows to the inlet through the return pipe, reducing the axial force of the pump group rotor.

[0028] The fixing head 23 and the mounting head 33 act on the connection of the equipment.

[0029] The working principle of the axial force balance structure of a multi-stage high-pressure pump provided by the utility model is as follows:

[0030] When in use, the delivery pipe 1 of the first connecting component 2 and the second connecting component 3 is installed on the high-pressure pump. After the delivery pipe 1 is installed, when the high-pressure pump delivers liquid, part of the liquid is delivered to the inside of the delivery pipe 1 through the fixed head 23 and the first connecting head 21. After the liquid is delivered to the inside of the delivery pipe 1, the liquid is delivered to the other side through the second connecting head 31 and the installation head 33.

[0031] Compared with the related art, the multi-stage high-pressure pump axial force balancing structure provided by the utility model has the following beneficial effects:

[0032] The utility model provides an axial force balancing structure for a multi-stage high-pressure pump. A first connecting component 2 and a second connecting component 3 are respectively arranged at both ends of a delivery pipe 1 and can be connected to the sides of the high-pressure pump, so that it is convenient to separately deliver part of the liquid when a large amount of liquid is delivered, and the axial force of the high-pressure pump can be partially balanced, thereby reducing damage to the high-pressure pump and prolonging the service life of the high-pressure pump. Example

[0033] Please refer to Figure 5Based on the multi-stage high-pressure pump axial force balancing structure provided by the first embodiment of the present application, the second embodiment of the present application proposes another multi-stage high-pressure pump axial force balancing structure. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0034] Specifically, the second embodiment of the present application provides a multi-stage high-pressure pump axial force balancing structure, which is different in that, in a multi-stage high-pressure pump axial force balancing structure, the surface of the delivery pipe 1 is provided with an anti-collision component 4, and the anti-collision component 4 includes two fixing rings 41, and one side of the two fixing rings 41 is connected to a connecting block 42.

[0035] One side of the fixing ring 41 is opened to facilitate sleeve installation on the surface of the conveying pipe 1 . Rectangular blocks are connected to both sides of the opening of the fixing ring 41 to facilitate connecting the fixing bolt 44 to the rectangular blocks to lock the fixing ring 41 .

[0036] An arc-shaped baffle 43 is connected between the two connecting blocks 42 .

[0037] A fixing bolt 44 is disposed on the surface of the fixing ring 41 .

[0038] The working principle of the axial force balance structure of a multi-stage high-pressure pump provided by the utility model is as follows:

[0039] When in use, the arc baffle 43 with two fixing rings 41 is sleeved on the surface of the conveying pipe 1. After the arc baffle 43 is installed on the surface of the conveying pipe 1, the use position of the arc baffle 43 is rotated and adjusted. After the position of the arc baffle 43 is adjusted, the fixing ring 41 is locked with the fixing bolt 44 and it can be used.

[0040] Compared with the related art, the multi-stage high-pressure pump axial force balancing structure provided by the utility model has the following beneficial effects:

[0041] The utility model provides a multi-stage high-pressure pump axial force balancing structure. An anti-collision component 4 is arranged on the surface of a delivery pipe 1 to prevent the delivery pipe 1 from being damaged when it is exposed to the outside and is hit by the outside.

[0042] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A multi-stage high-pressure pump axial force balance structure, It is characterized in that include: A delivery pipe, wherein a first connection component and a second connection component are respectively provided at both ends of the delivery pipe, wherein the first connection component comprises a first connection head, a mounting sleeve is installed on the surface of the first connection head, one end of the mounting sleeve is connected to a fixed head, and one end of the first connection head is connected to one end of the delivery pipe.

2. The multi-stage high-pressure pump axial force balancing structure according to claim 1, It is characterized in that The second connection assembly includes a second connection head, and a fixing sleeve is sleeved on the surface of the second connection head.

3. The multi-stage high-pressure pump axial force balancing structure according to claim 2, It is characterized in that One end of the fixing sleeve is connected with a mounting head, and one end of the second connecting head is connected with the other end of the conveying pipe.

4. The multi-stage high-pressure pump axial force balancing structure according to claim 3, It is characterized in that The fixing head and the mounting head act on the connection of the equipment.

5. The multi-stage high-pressure pump axial force balancing structure according to claim 1, It is characterized in that An anti-collision component is arranged on the surface of the conveying pipe, and the anti-collision component comprises two fixing rings, and one side of the two fixing rings is connected with a connecting block.

6. The multi-stage high-pressure pump axial force balancing structure according to claim 5, It is characterized in that An arc-shaped baffle is connected between the two connecting blocks.

7. The multi-stage high-pressure pump axial force balancing structure according to claim 5, It is characterized in that A fixing bolt is arranged on the surface of the fixing ring.

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