Pump valve group with valves integrated in pump shell

Abstract

The utility model provides a pump valve group integrating valves in a pump shell, which comprises a pump body, an end cover is fixed on one side of the pump body, a boss is arranged on one side, far away from the pump body, of the end cover, the boss is of a cylindrical structure, the end face of the boss is connected with a primary connection control valve body, and one side, far away from the pump body, of the primary connection control valve body is connected with a secondary connection control valve body. The top face of the first-linkage control valve body is connected with two electromagnets, the two electromagnets are arranged in a mirroring mode relative to the horizontal center line of the first-linkage control valve body, the first-linkage control valve body and the secondary-linkage control valve body are the same in structure, the pump body, the first-linkage control valve body and the secondary-linkage control valve body are internally connected in a penetrating mode, and an outer connector is formed in the side wall of the first-linkage control valve body. And the external interface is used for controlling the valve body to penetrate through and be connected with the branch superposition function valve. According to the utility model, the pump body, the primary connection control valve body and the secondary connection control valve body are sequentially communicated and connected, and the attached sheet type connection is directly adopted, so that the structure is more compact and simpler, and the installation convenience and the use stability of the pump valve are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pump valve technical field, concretely relates to a pump valve group that valve is integrated in pump shell. BACKGROUND

[0002] Pump valve group is the system that is composed of pump and valve, is widely used in industry, building, water conservancy etc. field, is used for controlling fluid's delivery, regulation and cut-off. Pump is as power source, is responsible for delivering fluid from one place to another place, and valve is used for regulating flow, pressure or changing fluid direction. The cooperative work of pump valve group ensures the efficient operation of fluid system. The stability of connection between pump valve is crucial to the performance of the whole system. First, stable connection can effectively prevent leakage, ensure that fluid does not leak or lose in the delivery process, thereby improving the energy efficiency and safety of the system. Secondly, good connection can reduce vibration and noise, avoid equipment wear or failure caused by mechanical vibration, prolong the service life of pump valve group. In addition, stable connection can also ensure that the valve can accurately respond to the flow and pressure changes of the pump, realize accurate fluid control, and avoid flow fluctuation or pressure imbalance caused by unstable connection.

[0003] At present, the pump valve is relatively independent installation, relies on pipeline to connect the whole hydraulic system, requires large installation space, and the valve group is installed relying on valve block during use, and oil leakage phenomenon easily occurs on the installation surface, the pressure loss along the way is big, leads to unstable use of pump valve, thereby there is certain defect when using in many fields.

[0004] In summary, at present, a compact and stable pump valve group is needed. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a pump valve group that valve is integrated in pump shell, solves the problems mentioned in the background art.

[0006] To achieve the above object, the utility model realizes by the following technical scheme:

[0007] A pump valve group that valve is integrated in pump shell, including pump body, the one side of pump body is fixed with end cover, the side away from pump body of end cover is provided with boss, the boss is cylindrical structure, the end surface of boss is connected with first connection control valve body, the side away from pump body of first connection control valve body is connected with second connection control valve body, the top surface of first connection control valve body is connected with electromagnet, two electromagnets are mirror image arranged about the horizontal center line of first connection control valve body, first connection control valve body and second connection control valve body are same in structure, the inside of pump body, first connection control valve body and second connection control valve body is connected, the side wall of first connection control valve body is provided with external interface, the external interface is used to first connection control valve body through connection branch superposition function valve, the inside of external interface is ladder-shaped structure, the first sealing ring is inserted in the inside of external interface.

[0008] Further, the boss is internally provided with a through hole, the first connection control valve body is internally provided with two inner interfaces, the through hole is provided between the inner interfaces, the boss end face is provided with a first fixing hole, the first fixing hole is provided with three along the boss circumferential direction, the first connection control valve body is internally provided with three second fixing holes, and the first fixing hole and the second fixing hole are fixedly connected through bolts.

[0009] Further, the inner interface is a stepped structure, the second sealing ring is inserted into the stepped structure of the inner interface, and one side of the second sealing ring is attached to the boss end face.

[0010] Further, the first connection control valve body is fixed with two positioning blocks on one side end face close to the boss, and two second positioning grooves are formed on the other side end face, the two positioning blocks are located on the same horizontal center line, two first positioning grooves are formed on the boss end face, and the positioning blocks are inserted into the first positioning grooves in a matched mode.

[0011] Further, the first connection control valve body is fixed with two positioning blocks on one side end face close to the boss, and two second positioning grooves are formed on the other side end face, the two positioning blocks are located on the same horizontal center line, two first positioning grooves are formed on the boss end face, and the positioning blocks are inserted into the first positioning grooves in a matched mode.

[0012] The utility model provides a pump valve group of integrating valve in pump shell, compared with prior art, has the following beneficial effects:

[0013] 1. By connecting the pump body, the first connection control valve body and the second connection control valve body in sequence, directly using the matched sheet type connection, the structure is more compact and simple, the convenience of pump valve installation and the stability of use are improved;

[0014] 2. By installing multiple control valve bodies in a stacked mode, and connecting the control valve bodies with external branch stacked function valves, the flexibility of pump valve integration is improved. DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0016] Figure 1 The utility model discloses a pump valve group structure schematic diagram of integrating valve in pump shell is shown;

[0017] Figure 2 The utility model discloses a pump body and first connection control valve body connection structure schematic diagram is shown;

[0018] Figure 3The utility model discloses a pump body structure schematic diagram shows;

[0019] Figure 4 The utility model discloses a first connection control valve body structure schematic diagram shows;

[0020] Figure 5 The utility model discloses a first connection control valve body and branch road superposition function valve connecting structure schematic diagram shows;

[0021] Figure 6 The utility model discloses a whole internal connection's hydraulic principle diagram shows;

[0022] As shown in the figure: 1, pump body;11, end cover;12, boss;121, through -hole;122, first fixed hole;123, first positioning groove;2, first connection control valve body;21, external interface;22, electromagnet;23, first sealing ring;24, second fixed hole;25, internal interface;26, second sealing ring;27, recess;28, positioning block;29, second positioning groove;3, secondary connection control valve body;4, branch road superposition function valve. DETAILED DESCRIPTION

[0023] In order to make the utility model embodiment's purpose, technical scheme and advantage more clearly, the technical scheme in the utility model embodiment is clearly and completely described, obviously, the embodiment described is a part embodiment of the utility model, not all embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor are within the scope of the utility model protection.

[0024] Embodiment one

[0025] To solve the technical problem in the background art, a pump valve group integrating valve in pump shell is given as follows:

[0026] Combination Figures 1-6 As shown in the utility model provides a pump valve group integrating valve in pump shell, including pump body 1, pump body 1 one side is fixed with end cover 11, and end cover 11 is away from the one side of pump body 1 and is provided with boss 12, and boss 12 is cylindrical structure, and the top of boss 12 is connected with first connection control valve body 2, and the one side of first connection control valve body 2 is connected with secondary connection control valve body 3, and the top of first connection control valve body 2 is connected with electromagnet 22, and electromagnet 22 is about the horizontal midline mirror image of first connection control valve body 2 and is provided with two, and first connection control valve body 2 and secondary connection control valve body 3 are same structure, and the inside of pump body 1, first connection control valve body 2 and secondary connection control valve body 3 is connected, and the side wall of first connection control valve body 2 is provided with external interface 21, and external interface 21 is used to the through connection branch road superposition function valve 4 of first connection control valve body 2, and the inside of external interface 21 is ladder-shaped structure, and the inside of external interface 21 is inserted with first sealing ring 23.

[0027] The above structure achieves the following effect:

[0028] 1. By sequentially connecting the pump body 1, the first control valve body 2, and the second control valve body 3, and directly adopting this fitted plate connection, the structure becomes more compact and simple, improving the convenience of pump and valve installation and the stability of use.

[0029] 2. By stacking and installing multiple control valve bodies, and connecting each control valve body with the external branch stacked function valve 4, the flexibility of pump valve integration is improved.

[0030] In this embodiment, the boss 12 has a through hole 121 inside, and the first control valve body 2 has two internal interfaces 25 inside. The through hole 121 and one of the internal interfaces 25 are connected. The boss 12 has a first fixing hole 122 on its end face. There are three first fixing holes 122 along the circumference of the boss 12. The first control valve body 2 has three second fixing holes 24 inside. The first fixing holes 122 and the second fixing holes 24 are fixedly connected by bolts.

[0031] By aligning and positioning the three second fixing holes 24 on the first control valve body 2 and the three first fixing holes 122 on the boss 12, and fixing them with bolts, the inner interface 25 and the through hole 121 are fitted together and connected, ensuring the accuracy and stability of the connection between the first control valve body 2 and the pump body 1.

[0032] In this embodiment, the inner interface 25 has a stepped structure, and a second sealing ring 26 is inserted inside the stepped structure of the inner interface 25. One side of the second sealing ring 26 is fitted to the end face of the boss 12.

[0033] When the inner interface 25 is connected to the through hole 121 on the boss 12, the second sealing ring 26 is used to fit tightly against the end face of the boss 12, thereby improving the sealing performance of the connection between the inner interface 25 and the through hole 121.

[0034] Example 2

[0035] like Figures 1-6 As shown, based on the above embodiments, this embodiment further provides the following:

[0036] The first control valve body 2 has two positioning blocks 28 fixed on one end face near the boss 12, and two second positioning grooves 29 are opened on the other end face. The two positioning blocks 28 are respectively located on the same horizontal center line. The boss 12 has two first positioning grooves 123, and the positioning blocks 28 are inserted into the first positioning grooves 123.

[0037] The convenience of installation operation is improved by arranging two positioning blocks 28 on the primary connection control valve body 2 and positioning when the primary connection control valve body 2 is installed on the boss 12, and then fixed by bolts, and the installation precision of the subsequent control valve body is improved by using the positioning block 28 and the second positioning groove 29 to cooperate with positioning when the secondary connection control valve body 3 is installed, and the stability of the structure is ensured.

[0038] In the embodiment, the recess 27 is arranged on the both side end faces of the primary connection control valve body 2, and the recess 27 is semicircular arc structure near the inner interface 25.

[0039] The recess 27 is arranged on the both side end faces of the primary connection control valve body 2, so that the area of the end face of the boss 12 and the end face of the secondary connection control valve body 3 is reduced, so that the plane where the inner interface 25 is located is more prominent, and the stability and sealing performance of the inner interface 25 and the through hole 121 on the boss 12 are ensured.

[0040] The working principle and use process of the utility model are as follows:

[0041] First, according to the size of the boss 12, the first positioning groove 123 and the second positioning groove 29 are arranged on the boss 12 and the primary connection control valve body 2 respectively, and the first positioning groove 123 is arranged on the boss 12, and the second positioning groove 29 is arranged on the primary connection control valve body 2. Figures 1-6 The primary connection control valve body 2 is attached to the boss 12, the second sealing ring 26 is attached to the boss 12, the positioning block 28 is inserted into the first positioning groove 123, the through hole 121 and the outer interface 21 are connected, then the bolt is connected between the first fixed hole 122 and the second fixed hole 24, then the secondary connection control valve body 3 is attached to the side end face of the primary connection control valve body 2, the positioning block 28 on the secondary connection control valve body 3 is inserted into the second positioning groove 29 on the primary connection control valve body 2, the bolt is connected between two adjacent second fixed holes 24, so that the primary connection control valve body 2 and the secondary connection control valve body 3 are connected together, then the branch superposition function valve 4 can be connected to the side wall of the primary connection control valve body 2 for use, the branch superposition function valve 4 is exemplarily a throttle valve and a pressure reducing valve, the pump valve group structure is compact and the integrated function is diversified.

[0042] It is to be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0043] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalent ones; and these modifications or replacements do not make the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A pump valve assembly integrating a valve in a pump housing, characterized by: The utility model relates to a pump body (1) one side fixed with end cover (11), and end cover (11) far from the one side of pump body (1) is provided with boss (12), and boss (12) is cylindrical structure, and the end surface of boss (12) is connected with first control valve body (2), and the one side of first control valve body (2) far from pump body (1) is connected with second control valve body (3), and the top surface of first control valve body (2) is connected with electromagnet (22), and electromagnet (22) is about first control valve body (2) horizontal midline mirror image and is provided with two, and first control valve body (2) and second control valve body (3) are same structure, and the inside of pump body (1), first control valve body (2) and second control valve body (3) is connected, and the side wall of first control valve body (2) is provided with external interface (21), and external interface (21) is used to first control valve body (2) through connection branch superposition function valve (4), and the inside of external interface (21) is the stepped structure, and the first sealing ring (23) of external interface (21) inside plug-in connection.

2. The pump-valve assembly of claim 1, wherein: The utility model relates to a pump body (1) one side fixed with end cover (11), and end cover (11) far from the one side of pump body (1) is provided with boss (12), and boss (12) is cylindrical structure, and the end surface of boss (12) is connected with first control valve body (2), and the one side of first control valve body (2) far from pump body (1) is connected with second control valve body (3), and the top surface of first control valve body (2) is connected with electromagnet (22), and electromagnet (22) is about first control valve body (2) horizontal midline mirror image and is provided with two, and first control valve body (2) and second control valve body (3) are same structure, and the inside of pump body (1), first control valve body (2) and second control valve body (3) is connected, and the side wall of first control valve body (2) is provided with external interface (21), and external interface (21) is used to first control valve body (2) through connection branch superposition function valve (4), and the inside of external interface (21) is the stepped structure, and the first sealing ring (23) of external interface (21) inside plug-in connection.

3. The pump-valve assembly of claim 2, wherein: The utility model relates to a pump body (1) one side fixed with end cover (11), and end cover (11) far from the one side of pump body (1) is provided with boss (12), and boss (12) is cylindrical structure, and the end surface of boss (12) is connected with first control valve body (2), and the one side of first control valve body (2) far from pump body (1) is connected with second control valve body (3), and the top surface of first control valve body (2) is connected with electromagnet (22), and electromagnet (22) is about first control valve body (2) horizontal midline mirror image and is provided with two, and first control valve body (2) and second control valve body (3) are same structure, and the inside of pump body (1), first control valve body (2) and second control valve body (3) is connected, and the side wall of first control valve body (2) is provided with external interface (21), and external interface (21) is used to first control valve body (2) through connection branch superposition function valve (4), and the inside of external interface (21) is the stepped structure, and the first sealing ring (23) of external interface (21) inside plug-in connection.

4. The pump-valve assembly of claim 1, wherein: The utility model relates to a pump body (1) one side fixed with end cover (11), and end cover (11) far from the one side of pump body (1) is provided with boss (12), and boss (12) is cylindrical structure, and the end surface of boss (12) is connected with first control valve body (2), and the one side of first control valve body (2) far from pump body (1) is connected with second control valve body (3), and the top surface of first control valve body (2) is connected with electromagnet (22), and electromagnet (22) is about first control valve body (2) horizontal midline mirror image and is provided with two, and first control valve body (2) and second control valve body (3) are same structure, and the inside of pump body (1), first control valve body (2) and second control valve body (3) is connected, and the side wall of first control valve body (2) is provided with external interface (21), and external interface (21) is used to first control valve body (2) through connection branch superposition function valve (4), and the inside of external interface (21) is the stepped structure, and the first sealing ring (23) of external interface (21) inside plug-in connection.

5. The pump-valve assembly of claim 2, wherein: ​

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