Pump and pump valve assembly with same

Abstract

The pump comprises a shell assembly and a power assembly, the pump comprises a heating assembly, the heating assembly comprises a heating disc, the pump comprises a first pipe assembly, the first pipe assembly comprises a first connecting pipe and a first fastener, the first connecting pipe is located on the side, away from the power assembly, of the heating disc, and the first fastener is arranged on the first connecting pipe in the height direction of the pump. The first fastening piece is in limiting connection with the first connecting pipe, the first connecting pipe is provided with a first wall part, the first wall part abuts against the heating disc, the first fastening piece is provided with a second wall part, the second wall part is located on the side, away from the first connecting pipe, of the heating disc, and the second wall part abuts against the heating disc. The first connecting pipe is located on the side, away from the power assembly, of the heating disc and provided with a first wall part, the first wall part abuts against the heating disc, the first fastener is provided with a second wall part, the second wall part is located on the side, away from the first connecting pipe, of the heating disc, and the second wall part abuts against the heating disc, so that the heating disc is clamped between the first connecting pipe and the first fastener. The mounting reliability of the inlet connecting pipe is improved.

Description

[Technical field]

[0001] The present application relates to the field of fluid control, and in particular to a pump and a pump valve assembly having the same. [Background technology]

[0002] refer to Figure 11-Figure 12 A pump for a dishwasher includes a power assembly, a housing assembly and a heating assembly, wherein the housing assembly includes a pump housing 11', one end of the pump housing 11' is sealed and fixed to a fixed portion of the power assembly, the heating assembly includes a heating plate 21', a heating tube 22', a bushing 23' and an inlet pipe 24', the other end of the pump housing 11' is sealed and fixed to the heating plate 21', the heating tube 22' is welded to the heating plate 21', the heating plate 21' has a mounting hole, a portion of the inlet pipe 24' is located in the mounting hole, and the bushing 23' is at least partially located in the inlet pipe 24'.

[0003] During assembly, the inlet pipe 24' is inserted into the mounting hole, and then the bushing is inserted into the inlet pipe 24' from the end of the inlet pipe 24' close to the power assembly. The bushing 23' has a first clamping portion 231' and a second clamping portion 232'. The first clamping portion 231' is clamped with the inner wall of the inlet pipe 24', and the second clamping portion 232' is clamped with the inner wall of the inlet pipe 24'. The inlet pipe 24' is provided with a first convex portion 241' and a second convex portion 242'. The first convex portion 241' is located on the outer side of the heating disk 21' and abuts against the heating disk 21', and the second convex portion 242' is located on the inner side of the heating disk 21' and abuts against the heating disk 21'. Since the inlet pipe 24' is inserted into the mounting hole from the side of the heating disk 21' away from the power assembly, the radial dimension of the second convex portion 242' in the mounting hole should not be set too large, otherwise the assembly is more difficult. Therefore, the reliability of the installation of the inlet pipe 24' needs to be further improved.

[0004]

Application Contents

[0005] In order to solve the above problems, the following technical solutions are provided: a pump, comprising a shell assembly and a power assembly, characterized in that the pump comprises a heating assembly, the heating assembly comprises a heating disk, the pump comprises a first pipe assembly, the first pipe assembly comprises a first connecting pipe and a first fastener, the first connecting pipe is located on the side of the heating disk away from the power assembly, in the height direction of the pump, the first fastener is limitedly connected to the first connecting pipe, the first connecting pipe has a first wall portion, the first wall portion abuts against the heating disk, the first fastener has a second wall portion, the second wall portion is located on the side of the heating disk away from the first connecting pipe, and the second wall portion abuts against the heating disk.

[0006] In such a pump, the first connecting pipe is located on the side of the heating disk facing away from the power assembly. In the height direction of the pump, the first fastener is limitedly connected to the first connecting pipe. The first connecting pipe has a first wall portion, which abuts against the heating disk. The first fastener has a second wall portion, which is located on the side of the heating disk facing away from the first connecting pipe, which abuts against the heating disk, so that the heating disk is clamped between the first connecting pipe and the first fastener, thereby improving the reliability of the installation of the inlet connecting pipe.

[0007] The present application also provides a pump-valve assembly, comprising the above-mentioned pump, wherein the pump-valve assembly comprises a first valve, the first connecting pipe comprises a third body and a second mounting portion, the third body protrudes from the second mounting portion, and the first valve is connected to the first mounting portion.

[0008] In such a pump-valve assembly, the first connecting pipe is located on the side of the heating disk facing away from the power assembly. In the height direction of the pump, the first fastener is limitedly connected to the first connecting pipe. The first connecting pipe has a first wall portion, which abuts against the heating disk. The first fastener has a second wall portion, which is located on the side of the heating disk facing away from the first connecting pipe, which abuts against the heating disk, so that the heating disk is clamped between the first connecting pipe and the first fastener, thereby improving the reliability of the installation of the inlet connecting pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 is a three-dimensional diagram of the pump valve assembly in the present application;

[0010] Figure 2 is a cross-sectional view of a pump valve assembly in the present application;

[0011] Figure 3 It is a partial enlarged view of part A in this application;

[0012] Figure 4 It is a partial structural schematic diagram of the pump valve assembly in this application;

[0013] Figure 5 It is a structural schematic diagram of the first pipe in this application;

[0014] Figure 6 is another structural schematic diagram of the first connecting pipe in this application;

[0015] Figure 7 yes Figure 6 A partial enlarged view of part B;

[0016] Figure 8 is a three-dimensional diagram of a heating plate in the present application;

[0017] Fig. 9 yes Figure 8 A partial enlarged view of part C in the middle;

[0018] Fig.10is a three-dimensional diagram of the fastener in the present application;

[0019] Fig.11 It is a schematic diagram of the structure of the pump in the background technology;

[0020] Fig.12 yes Fig.10 A partial enlarged view of part D.

[0021] Reference numerals:

[0022] Shell body 111, second connecting pipe 112, fourth body 1121, third mounting portion 1122, first branch pipe 1123, water distribution plate 12,

[0023] stator assembly 21, magnetic rotor 221, rotating shaft 222, impeller 223,

[0024] Heating plate 31, first body 311, first flange 312, first limiting portion 313, second limiting portion 314, heating tube 32,

[0025] first connecting pipe 41, first wall portion 411, first pipe portion 412, second pipe portion 413, first groove 4131, second mounting portion 414, inlet 415, first fastening member 42, second wall portion 421, second body 422, first fastening portion 423, first clamping portion 424, first clamping groove 425,

[0026] First sealing element 5 , first valve 6 , second valve 7 , pump chamber 8 , screw 9 , pressure sensor 10 . DETAILED DESCRIPTION

[0027] The technical solution of the specific implementation method is described below in conjunction with the accompanying drawings.

[0028] It should be noted that: although this specification has described the present application in detail with reference to the above-mentioned implementation methods, ordinary technicians in the field should understand that technicians in the relevant technical field can still modify, combine or replace the present application with equivalents, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present application should be included in the scope of the claims of the present application.

[0029] refer to Figure 1-Figure 2 A pump includes a shell assembly and a power assembly, the shell assembly includes a shell and a water-dividing plate 12, the shell and the water-dividing plate 12 are sealed and fixed, the power assembly includes a stator assembly 21, a rotor assembly and an impeller 223, the rotor assembly includes a magnetic rotor 221 and a rotating shaft 222, the rotating shaft 222 passes through the magnetic rotor 221, the rotating shaft 222 is fixed to the magnetic rotor 221, and the impeller 223 is fixed to one end of the rotating shaft 222.

[0030] refer to Figure 1-Figure 2The pump includes a heating assembly, the heating assembly includes a heating disk assembly and a heating tube 32, the heating disk assembly includes a heating disk 31, the heating tube 32 and the heating disk 31 are fixed, the heating disk 31 has a tube groove, the heating tube 32 is at least partially located in the tube groove, and the heating tube 32 is welded to the wall corresponding to the tube groove.

[0031] refer to Figure 1-Figure 3 The pump includes a first pipe assembly, the first pipe assembly includes a first connecting pipe 41 and a first fastener 42, the first connecting pipe 41 is located on the side of the heating disk 31 away from the power assembly, in the height direction of the pump, the first fastener 42 is limitedly connected with the first connecting pipe 41, the first connecting pipe 41 has a first wall portion 411, the first wall portion 411 abuts against the heating disk 31, the first fastener 42 has a second wall portion 421, the second wall portion 421 is located on the side of the heating disk 31 away from the first connecting pipe 41, and the second wall portion 421 abuts against the heating disk 31.

[0032] In such a pump, the first connecting pipe 41 is located on the side of the heating disk 31 away from the power assembly. In the height direction of the pump, the first fastener 42 is limitedly connected to the first connecting pipe 41. The first connecting pipe 41 has a first wall portion 411, which abuts against the heating disk 31. The first fastener 42 has a second wall portion 421, which is located on the side of the heating disk 31 away from the first connecting pipe 41, and the second wall portion 421 abuts against the heating disk 31, so that the heating disk 31 is clamped between the first connecting pipe 41 and the first fastener 42, thereby improving the reliability of the installation of the inlet connecting pipe.

[0033] The heating plate 31 is made of heat-conducting materials such as metal and ceramic, which will not be described in detail here.

[0034] refer to Figure 8 and Fig.10 The heating plate 31 includes a first body 311 and a first flange 312, the first flange 312 protrudes from the first body 311, the first fastener 42 includes a second body 422 and a first fastening portion 423, the first fastening portion 423 protrudes from the second body 422, the first fastening portion 423 passes through the first body 311, the first flange 312 is sleeved on the first fastening portion 423, and the wall portion of the second body 422 facing the first body 311 is the second wall portion 421.

[0035] refer to Figure 3 , Figure 8 and Fig.10 The first connecting pipe 41 includes a first pipe portion 412, the first pipe portion 412 is located on one side of the first body 311, the second body 422 is located on the other side of the first body 311, the second body 422 is located on the inner side of the first body 311, the first pipe portion 412 is surrounded by the first flange 312, the wall portion of the first pipe portion 412 facing the first body 311 is the first wall portion 411, and the first pipe portion 412 is abutted against the first body 311.

[0036] refer to Figure 3 , Figure 6 and Fig.10 The first connecting pipe 41 includes a second pipe portion 413, which is located at the end of the first pipe portion 412 away from the first body 311, and the second pipe portion 413 is located on the side of the first flange 312 away from the first body 311. The second pipe portion 413 has an internal thread, and the first fastening portion 423 has an external thread that matches the internal thread.

[0037] Of course, the connection method between the first connecting pipe 41 and the first fastener 42 is not limited to threaded connection, such as snap connection, etc., which will not be elaborated here.

[0038] refer to Figure 7 and Fig. 9 The heating plate 31 includes a first limiting portion 313, which protrudes from the wall portion of the first flange 312 away from the first body 311. The second tube portion 413 has a first groove 4131, which is recessed in the wall portion of the second tube portion 413 facing the first flange 312. The first limiting portion 313 is adapted to the first groove 4131 to position the first connecting pipe 41.

[0039] refer to Figure 9-10 The heating plate 31 includes a second limiting portion 314, which protrudes from the first body 311 away from the first flange 312. The first fastener 42 includes a first clamping portion 424, which protrudes from the outer peripheral wall of the second body 422. The first clamping portion 424 has a first clamping groove 425. The second limiting portion 314 is adapted to the first clamping groove 425 to reduce looseness when the first connecting pipe 41 is connected to the first fastener 42.

[0040] refer to Figure 3 The pump includes a first seal 5, which is sleeved on the first flange 312. The first seal 5 is located between the first tube portion 412 and the first flange 312, so that the outer wall of the first flange 312 is sealed with the inner wall of the first tube portion 412, thereby improving the sealing performance.

[0041] Of course, the first seal 5 may have a preset distance from the wall of the second tube portion 413 facing the first body 311 and / or the first seal 5 may have a preset distance from the first body 311, and the preset distance is greater than zero. It can be set specifically according to actual needs to reduce the influence of the deformation of the first seal 56 on the stability of the threaded connection between the fastener and the first connecting pipe 415, which will not be elaborated here.

[0042] The first connecting pipe 41 includes a third pipe portion, at least part of the wall portion of the third pipe portion facing the first flange 312 is the first wall portion 411 , and the third pipe portion abuts against the wall portion of the first flange 312 away from the first body 311 .

[0043] refer to Figure 2 , Figure 5 and Fig. 9 The heating plate 31 has a first mounting hole, the first flange 312 protrudes from the first body 311 from the wall portion corresponding to the first mounting hole, the first flange 312 is arranged around the first mounting hole, the first fastener 42 has a first circulation channel, the pump has a pump chamber 8, the first connecting pipe 41 includes an inlet 415, and the first circulation channel connects the pump chamber 8 and the inlet 415.

[0044] refer to Figure 1-Figure 2 The present application also provides a pump-valve assembly, including the above-mentioned pump, the pump-valve assembly includes a first valve 6, the first connecting pipe 41 includes a third body and a second mounting portion 414, the third body protrudes from the second mounting portion 414, the inlet 415 is located on the side of the second mounting portion away from the third body, and the first valve 6 is connected to the second mounting portion 414.

[0045] In such a pump-valve assembly, the first connecting pipe 41 is located on the side of the heating disk 31 away from the power assembly. In the height direction of the pump, the first fastener 42 is limitedly connected to the first connecting pipe 41. The first connecting pipe 41 has a first wall portion 411, which abuts against the heating disk 31. The first fastener 42 has a second wall portion 421, which is located on the side of the heating disk 31 away from the first connecting pipe 41, and the second wall portion 421 abuts against the heating disk 31, so that the heating disk 31 is clamped between the first connecting pipe 41 and the first fastener 42, thereby improving the reliability of the installation of the inlet connecting pipe.

[0046] The first connecting pipe 415 is a rigid member, which reduces the pipeline connection between the pump and the valve, and reduces the flow resistance of the fluid flowing from the first valve 6 to the pump.

[0047] refer to Figure 1 and Figure 4 The first mounting portion has a first wall portion 411, and the shape of the first wall portion 411 is roughly square. The first valve 6 has a first base, which is in contact with the first wall portion 411. The pump valve assembly includes screws 9. The number of screws 9 is 4, and the 4 screws 9 are respectively located at the four corners of the first base to improve the stability of the connection between the first valve 6 and the first mounting portion.

[0048] refer to Figure 4The shell assembly includes a shell, the shell includes a shell body 111 and a second connecting pipe 112, the second connecting pipe 112 and the shell body 111 are an integral part, the second connecting pipe 112 and the shell body 111 are made of the same material, the second connecting pipe 112 and the shell body 111 are integrally injection molded, the second connecting pipe 112 includes a fourth body 1121 and a third mounting portion 1122, the fourth body 1121 protrudes from the side wall of the shell body 111, the third mounting portion 1122 is located at the end of the fourth body 1121 away from the shell body 111, the pump valve assembly includes a second valve 7, the second valve 7 is connected to the third mounting portion 1122 by screws 9, so that when the second valve 7 is used in the system, there is no need for secondary fixation, the connection is simplified, and the flow resistance of the fluid from the pump to the second valve 7 is reduced.

[0049] refer to Figure 4 The second connecting pipe 112 includes a first branch pipe 1123, which protrudes from the side wall of the fifth body and is connected to the fifth body. The pump-valve assembly includes a pressure sensor 10, which is fixed to the end of the first branch pipe 1123 away from the fifth body, thereby improving the safety performance of the pump-valve assembly.

[0050] The first valve 6 and the second valve 7 can be three-way valves, etc., which will not be described in detail here.

[0051] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A pump comprising a housing assembly and a power assembly, It is characterized in that The pump comprises a heating component, the heating component comprises a heating disk (31), the pump comprises a first pipe component, the first pipe component comprises a first connecting pipe (41) and a first fastener (42), the first connecting pipe (41) is located on a side of the heating disk (31) away from the power component, in the height direction of the pump, the first fastener (42) is positionally connected with the first connecting pipe (41), the first connecting pipe (41) has a first wall portion (411), the first wall portion (411) abuts against the heating disk (31), the first fastener (42) has a second wall portion (421), the second wall portion (421) is located on a side of the heating disk (31) away from the first connecting pipe (41), and the second wall portion (421) abuts against the heating disk (31).

2. The pump according to claim 1, It is characterized in that The heating plate (31) comprises a first body (311) and a first flange (312), wherein the first flange (312) protrudes from the first body (311); the first fastener (42) comprises a second body (422) and a first fastening portion (423), wherein the first fastening portion (423) protrudes from the second body (422), the first fastening portion (423) passes through the first body (311), the first flange (312) is sleeved on the first fastening portion (423), and the wall portion of the second body (422) facing the first body (311) is the second wall portion (421).

3. The pump according to claim 2, It is characterized in that The first connecting pipe (41) includes a first pipe portion (412), the first pipe portion (412) is located on one side of the first body (311), the second body (422) is located on the other side of the first body (311), the first pipe portion (412) is surrounded by the first flange (312), the wall portion of the first pipe portion (412) facing the first body (311) is the first wall portion (411), and the first pipe portion (412) is in contact with the first body (311).

4. The pump according to claim 3, It is characterized in that The first connecting pipe (41) includes a second pipe portion (413), the second pipe portion (413) is located at the end of the first pipe portion (412) away from the first body (311), the second pipe portion (413) is located on the side of the first flange (312) away from the first body (311), the second pipe portion (413) has an internal thread, and the first fastening portion (423) has an external thread that matches the internal thread.

5. The pump according to claim 4, It is characterized in that The heating plate (31) includes a first limiting portion (313), the first limiting portion (313) protruding from the wall portion of the first flange (312) away from the first body (311), the second tube portion (413) having a first groove (4131), the first groove (4131) being recessed in the wall portion of the second tube portion (413) facing the first flange (312), and the first limiting portion (313) is adapted to the first groove (4131).

6. The pump according to claim 5, It is characterized in that The heating plate (31) comprises a second limiting portion (314), the second limiting portion (314) protrudes from the first body (311) away from the first flange (312), the first fastener (42) comprises a first clamping portion (424), the first clamping portion (424) protrudes from the outer peripheral wall of the second body (422), the first clamping portion (424) has a first clamping groove (425), and the second limiting portion (314) is adapted to the first clamping groove (425).

7. The pump according to claim 6, It is characterized in that The pump comprises a first sealing member (5), wherein the first sealing member (5) is sleeved on the first flange (312), and the first sealing member (5) is located between the first tube portion (412) and the first flange (312).

8. The pump according to claim 2, It is characterized in that The first connecting pipe (41) comprises a third pipe portion, at least part of the wall portion of the third pipe portion facing the first flange (312) is the first wall portion (411), and the third pipe portion abuts against the wall portion of the first flange (312) away from the first body (311).

9. A pump valve assembly, It is characterized in that A pump comprising the pump according to any one of claims 1 to 8, wherein the pump-valve assembly comprises a first valve (6), the first connecting pipe (41) comprises a third body and a second mounting portion (414), the third body protrudes from the second mounting portion (414), and the first valve (6) is connected to the second mounting portion (414).

10. The pump valve assembly according to claim 9, It is characterized in that The first connecting pipe (41) is a rigid part, the first valve (6) is connected to the second mounting portion (414) by screws (9), the shell assembly includes a shell, the shell includes a shell body (111) and a second connecting pipe (112), the second connecting pipe (112) and the shell body (111) are an integral part, the second connecting pipe (112) includes a fourth body (1121) and a third mounting portion (1122), the fourth body (1121) protrudes from the side wall of the shell body (111), the third mounting portion (1122) is located at the end of the fourth body (1121) away from the shell body (111), and the pump valve assembly includes a second valve (7), and the second valve (7) is connected to the third mounting portion (1122) by screws.

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