Converter shell of electromagnetic water meter with sealing structure

Abstract

The utility model discloses a converter shell of an electromagnetic water meter with a sealing structure, which relates to the field of electromagnetic water meter converters and comprises a flow guide pipe shell, a connecting pipe is integrally formed at the upper end of the flow guide pipe shell, a stepped groove is arranged on the connecting pipe, and a converter shell is arranged at the upper end of the connecting pipe. The lower end of the converter shell is inserted into the stepped groove to be in sealed connection with the connecting pipe, and a sealing cover is installed on the upper end face of the converter shell. According to the utility model, the stepped groove is arranged on the connecting pipe, and the corresponding stepped seat is arranged at the lower end of the converter shell, so that multi-layer sealing can be realized when the connecting pipe and the converter shell are mounted together, and a good sealing structure between the connecting pipe and the converter shell is further ensured; and the connecting pipe and the converter shell are fixed through the locking mechanism, so that when the converter needs to be disassembled, only the locking mechanism needs to be pulled out.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic water meter converters, in particular to a converter housing of an electromagnetic water meter with a sealing structure. Background Art

[0002] At present, electromagnetic water meters are flow meters in the water industry that use electromagnetic principles to measure flow, in which the sensor converts the volume of water flowing through into a linear electrical signal, which is then processed by the converter to output the flow rate display and displayed on the display, allowing users to read the readings intuitively.

[0003] The existing Chinese patent with announcement number CN213422270U discloses an electromagnetic water meter, including a first shell, a second shell, a magnetic isolation mechanism and a shielding mechanism; the first shell includes a first flange and a flow guide tube shell, and the first flange is arranged at one end of the flow guide tube body; the second shell includes a second flange, a sensor shell, a third flange and a converter shell, the second flange is arranged at one end of the sensor shell, and the third flange is arranged at one end of the converter shell.

[0004] With regard to the above-mentioned related technologies, it is found that the converter housing structure of the existing electromagnetic water meter is connected by flanges and bolts during assembly, and the joint surfaces are not adequately sealed, which can easily lead to water seepage problems during use, causing water vapor to enter between the inner tank and the metal shell, affecting the normal operation of electronic components. Utility Model Content

[0005] The present application provides a converter housing of an electromagnetic water meter with a sealing structure, which is used to solve the problems raised in the background technology.

[0006] The utility model is achieved in this way:

[0007] A converter housing of an electromagnetic water meter with a sealing structure comprises a flow guide tube shell, a connecting tube is integrally formed at the upper end of the flow guide tube shell, a step groove is provided on the connecting tube, and a converter housing is provided at the upper end of the connecting tube, the lower end of the converter housing is inserted into the step groove and is sealed with the connecting tube, a sealing cover is installed on the upper end surface of the converter housing, and a clamping mechanism cooperating with the sealing cover is symmetrically provided on the upper end of the converter housing, and a locking mechanism is plugged and installed at the lower end of the converter housing.

[0008] Furthermore, positioning blocks are symmetrically arranged on both sides of the connecting pipe, and the positioning blocks are integrally formed with the connecting pipe.

[0009] Furthermore, the converter housing includes a main housing and a stepped seat, wherein the stepped seat is arranged at the lower end of the main housing, and the stepped seat and the main housing are integrally formed.

[0010] Furthermore, limit frames are symmetrically arranged on both sides of the step seat, the limit frames are fixedly connected to the step seat, and slots for installing the locking mechanism are opened on the limit frames.

[0011] Furthermore, the sealing cover comprises a top cover and a sealing ring, wherein the sealing ring is arranged on the lower end surface of the top cover, and the sealing ring and the top cover are integrally formed.

[0012] Furthermore, concave clamping plates corresponding to the clamping mechanism are arranged on both sides of the top cover, and the concave clamping plates are integrally formed with the top cover.

[0013] Furthermore, the engaging mechanism comprises a mounting seat, a rotating rod and a clamping block, wherein the rotating rod is rotatably mounted on the upper end surface of the mounting seat, and the clamping block is fixedly mounted on the head of the rotating rod.

[0014] Furthermore, the locking mechanism includes a holding frame and a rod insertion frame, the rod insertion frame is fixedly mounted on both ends of the holding frame, and a positioning hole is opened on the rod insertion frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model provides a stepped groove on the connecting pipe and a corresponding stepped seat at the lower end of the converter housing, so that multi-layer sealing can be achieved when installed together, thereby ensuring a good sealing structure between the connecting pipe and the converter housing, and the connecting pipe and the converter housing are fixed by a locking mechanism, and when disassembly is required, only the locking mechanism needs to be pulled out, which is very convenient to operate, and the top of the converter housing and the sealing cover are locked by a snap-fit ​​mechanism, and there is no need to install a bolt structure, which makes disassembly and assembly easier. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure in an embodiment of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the matching of the flow guide pipe shell and the connecting pipe in the embodiment of the utility model;

[0019] Figure 3 It is a three-dimensional diagram of the converter housing and the engaging mechanism in the embodiment of the utility model;

[0020] Figure 4 yes Figure 3a front view of the device shown;

[0021] Figure 5 is a three-dimensional diagram of a sealing cover in an embodiment of the utility model;

[0022] Figure 6 It is a three-dimensional diagram of the locking mechanism in the embodiment of the utility model.

[0023] In the figure: 1. guide tube shell; 2. connecting pipe; 20. stepped groove; 21. positioning block; 3. converter housing; 31. main housing; 32. stepped seat; 321. limit frame; 322. slot; 4. sealing cover; 41. top cover; 411. concave clamping plate; 42. sealing ring; 5. clamping mechanism; 51. mounting seat; 52. rotating rod; 53. clamping block; 6. locking mechanism; 61. holding frame; 62. rod insertion frame; 621. positioning hole. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents the selected embodiments of the utility model.

[0025] Reference Figure 1 , Figure 2 and Figure 3As shown, a converter housing of an electromagnetic water meter with a sealing structure includes a guide tube shell 1, a connecting tube 2 is integrally formed on the upper end of the guide tube shell 1, a step groove 20 is opened on the connecting tube 2, and a converter housing 3 is arranged on the upper end of the connecting tube 2, the lower end of the converter housing 3 is inserted into the step groove 20 and is sealed with the connecting tube 2, a sealing cover 4 is installed on the upper end surface of the converter housing 3, and a clamping mechanism 5 matched with the sealing cover 4 is also symmetrically arranged on the upper end of the converter housing 3, and a locking mechanism 6 is plugged and installed on the lower end of the converter housing 3. By opening a stepped groove 20 in the connecting pipe 2 on the guide tube shell 1, the converter housing 3 can be better installed when it is convenient to use. At the same time, the setting of the stepped groove 20 facilitates the installation of sealing rings on each layer during installation, so that a multi-layer sealing structure can be achieved to ensure a good sealing effect between the converter housing 3 and the connecting pipe 2. At the same time, the upper end of the converter housing 3 is shielded by the setting of the sealing cover 4, and the sealing cover 4 is locked by the setting of the locking mechanism 5, ensuring that the sealing cover 4 can be stably installed on the upper end of the converter housing 3. At the same time, the stable installation of the converter housing 3 on the connecting pipe 2 is ensured by the setting of the locking mechanism 6.

[0026] Reference Figure 2 As shown, positioning blocks 21 are symmetrically arranged on both sides of the connecting pipe 2, and the positioning blocks 21 are integrally formed with the connecting pipe 2. By arranging the positioning blocks 21 on both sides of the connecting pipe 2, it is convenient to cooperate with the converter housing 3 for positioning.

[0027] Reference Figure 3 and Figure 4 As shown, the converter housing 3 includes a main housing 31 and a stepped seat 32, the stepped seat 32 is arranged at the lower end of the main housing 31, and the stepped seat 32 is integrally formed with the main housing 31. The stepped seat 32 is arranged at the lower end of the main housing 31 by the structural setting of the converter housing 3, and the stepped seat 32 can be inserted into the stepped groove 20 to achieve a sealed fitting connection when it is easy to install. The limiting frames 321 are symmetrically arranged on both sides of the stepped seat 32, the limiting frames 321 are fixedly connected to the stepped seat 32, and the limiting frames 321 are provided with slots 322 for the installation of the locking mechanism 6. By arranging the limiting frames 321 on both sides of the stepped seat 32, the limiting frames 321 can be inserted into the two sides of the positioning block 21 for positioning and installation when it is easy to install, and after the limiting frames 321 are installed on the positioning block 21, they can be inserted into the slots 322 by the locking mechanism 6 to be locked.

[0028] Reference Figure 5As shown, the sealing cover 4 includes a top cover 41 and a sealing ring 42, and the sealing ring 42 is arranged on the lower end surface of the top cover 41, and the sealing ring 42 is integrally formed with the top cover 41. The sealing ring 42 is arranged at the lower end of the top cover 41 by the structural setting of the sealing cover 4, so that when the sealing cover 4 is installed on the main housing 31, it can be inserted into the main housing 31 through the sealing ring 42 to achieve a sealed connection. Concave card plates 411 corresponding to the clamping mechanism 5 are arranged on both sides of the top cover 41, and the concave card plates 411 are integrally formed with the top cover 41. The arrangement of the concave card plates 411 facilitates the locking and use with the clamping mechanism 5.

[0029] Reference Figure 4 As shown, the clamping mechanism 5 includes a mounting seat 51, a rotating rod 52 and a clamping block 53. The rotating rod 52 is rotatably mounted on the upper end surface of the mounting seat 51, and the clamping block 53 is fixedly mounted on the head of the rotating rod 52. The structural setting of the clamping mechanism 5 ensures that the rotating rod 52 is stably mounted through the mounting seat 51 when in use, and the rotating rod 52 and the clamping block 53 can pass from the lower end to the upper end of the concave clamping plate 411 when clamping and fixing are required, and then the rotating rod 52 and the clamping block 53 are rotated to achieve clamping and fixing on the upper end surface of the concave clamping plate 411 through the clamping block 53.

[0030] Reference Figure 6 As shown, the locking mechanism 6 includes a holding frame 61 and a rod insertion frame 62. The rod insertion frame 62 is fixedly mounted at both ends of the holding frame 61, and a positioning hole 621 is provided on the rod insertion frame 62. The structural setting of the locking mechanism 6 facilitates the operator to drive the rod insertion frames 62 at both ends to insert into the slots 322 through the holding frame 61. In order to further increase the safety of the device, locking bolts can also be installed in the positioning holes 621 for limiting.

[0031] Working principle: When it is needed, first place the corresponding sealing ring on each layer of the step groove, then put the step seat at the lower end of the converter housing into the step groove, then insert the rod frame of the locking mechanism into the slot of the limit frame, and then install the sealing cover, pass the concave clamping plates on both sides of the sealing cover through the clamping mechanism, turn the clamping block on the clamping mechanism to clamp on the upper end of the top cover to complete the installation, which is very convenient to operate.

[0032] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A converter housing of an electromagnetic water meter with a sealing structure, comprising a flow guide tube housing (1), characterized in that: The upper end of the guide tube shell (1) is integrally formed with a connecting tube (2), the connecting tube (2) is provided with a stepped groove (20), and a converter housing (3) is provided at the upper end of the connecting tube (2), the lower end of the converter housing (3) is inserted into the stepped groove (20) and is sealedly connected to the connecting tube (2), a sealing cover (4) is installed on the upper end surface of the converter housing (3), and a snap-fit ​​mechanism (5) cooperating with the sealing cover (4) is symmetrically provided at the upper end of the converter housing (3), and a locking mechanism (6) is plugged and installed at the lower end of the converter housing (3).

2. The converter housing of the electromagnetic water meter with a sealing structure according to claim 1, characterized in that: Positioning blocks (21) are symmetrically arranged on both sides of the connecting pipe (2), and the positioning blocks (21) and the connecting pipe (2) are integrally formed.

3. The converter housing of the electromagnetic water meter with a sealing structure according to claim 2, characterized in that: The converter housing (3) comprises a main housing (31) and a stepped seat (32); the stepped seat (32) is arranged at the lower end of the main housing (31), and the stepped seat (32) and the main housing (31) are integrally formed.

4. The converter housing of the electromagnetic water meter with a sealing structure according to claim 3, characterized in that: Limiting frames (321) are symmetrically arranged on both sides of the stepped seat (32), the limiting frames (321) are fixedly connected to the stepped seat (32), and a slot (322) for installing a locking mechanism (6) is provided on the limiting frames (321).

5. The converter housing of the electromagnetic water meter with a sealing structure according to claim 4, characterized in that: The sealing cover (4) comprises a top cover (41) and a sealing ring (42); the sealing ring (42) is arranged on the lower end surface of the top cover (41), and the sealing ring (42) and the top cover (41) are integrally formed.

6. The converter housing of the electromagnetic water meter with a sealing structure according to claim 5, characterized in that: Concave clamping plates (411) corresponding to the clamping mechanism (5) are provided on both sides of the top cover (41), and the concave clamping plates (411) and the top cover (41) are integrally formed.

7. The converter housing of the electromagnetic water meter with a sealing structure according to claim 6, characterized in that: The engaging mechanism (5) comprises a mounting seat (51), a rotating rod (52) and a clamping block (53); the rotating rod (52) is rotatably mounted on the upper end surface of the mounting seat (51); and the clamping block (53) is fixedly mounted on the head of the rotating rod (52).

8. The converter housing of the electromagnetic water meter with a sealing structure according to claim 7, characterized in that: The locking mechanism (6) comprises a holding frame (61) and a rod insertion frame (62). The rod insertion frame (62) is fixedly mounted on both ends of the holding frame (61), and a positioning hole (621) is provided on the rod insertion frame (62).

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