CN220771406U - Waterway system connection structure and gas water heater - Google Patents

Abstract

The utility model relates to and discloses a waterway system connecting structure and a gas water heater. Relates to the technical field of waterway connection. The water pump is used for conveying water, the water flow sensor is used for measuring water flow, and the connecting pipe is used for connecting the water pump and the water flow sensor; the water pump also comprises a clamping piece for connecting one end of the connecting pipe with the water inlet of the water pump and a bolt piece for connecting the other end of the connecting pipe with the water flow sensor. According to the utility model, the water inlet of the water pump is fixedly connected with one end of the connecting pipe in a clamping way through the clamping piece, and the water flow sensor is fixedly connected with the other end of the connecting pipe in a plugging way through the plug piece, so that the connection and disassembly processes at the interface of the waterway system are time-saving and labor-saving, the production efficiency of the gas water heater is further improved, and the gas water heater is simple and convenient to use.

Description

Waterway system connection structure and gas water heater

Technical Field

The utility model relates to the technical field of waterway connection, in particular to a waterway system connection structure and a gas water heater.

Background

The traditional waterway system connection structure for the gas water heater is mainly an equipment device which is connected and installed by a water source and a heating water source circulation pipeline needed by heating when the water is heated by an industrial hot water connection device and a household gas water heater, and along with the development of modernization, the gas is used more frequently, and most household hot water is heated by the gas water heater, so that the waterway system connection structure at the upper end of the waterway system connection structure is an essential operation tool when the gas water heater is used.

The connection of the existing waterway system interface is generally realized by arranging a flange at the interface of the pipelines and fixedly connecting the flanges at the interfaces of the two pipelines through bolts, thereby fixing the two pipelines at the interfaces of the waterway system together and realizing the connection of the interfaces of the waterway system. When in actual use, a plurality of bolts are required to penetrate through the through hole of the flange at one pipeline interface and are in threaded connection with the threaded hole of the flange at the other pipeline interface, so that more time and labor are wasted in the connection and disassembly process of the water path system interface, and the requirements of current production and use cannot be met.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the waterway system connecting structure and the gas water heater, so that the connecting and disassembling processes at the interface of the waterway system are time-saving and labor-saving, the production efficiency of the gas water heater is improved, and the gas water heater is simple and convenient to use.

The utility model provides a waterway system connecting structure, which comprises a water pump for conveying water, a water flow sensor for measuring water flow and a connecting pipe for connecting the water pump and the water flow sensor, wherein the water flow sensor is connected with the water pump; the water pump also comprises a buckle part for connecting one end of the connecting pipe with the water inlet of the water pump and a plug part for connecting the other end of the connecting pipe with the water flow sensor.

Further, a first inserting groove is formed in the water flow sensor, and a first inserting portion which is inserted into the first inserting groove is arranged at the other end of the connecting pipe.

Further, the water flow sensor is further provided with a jack for communicating the first plug-in groove with the outside, the first plug-in part is provided with a first limit groove, the plug-in pin piece comprises a plug-in rod penetrating through the jack, and the plug-in rod penetrates through the first limit groove.

Further, the number of the jacks is two, the two jacks are arranged on the water flow sensor, the two inserting rods penetrate through the two jacks respectively, and the two inserting rods penetrate through the two sides of the first limiting groove.

Further, the bolt piece still includes the connecting rod, the connecting rod will two the grafting pole stretches out the one end of jack is connected, still be equipped with on the water flow sensor and carry out spacing hook connection board to the connecting rod, hook connection board is the elastic component.

Further, a second inserting groove is formed in the water inlet of the water pump, and a second inserting portion which is inserted into the second inserting groove is arranged at one end of the connecting pipe.

Further, the water inlet of water pump is equipped with first flange board, the one end of connecting pipe still is equipped with the second flange board, the buckle spare includes the joint board of both sides, and connects two the connecting plate of joint board, be equipped with on the joint board and be used for right first flange board with the joint hole that the second flange board carries out spacingly.

Further, one end of the connecting pipe is also provided with a second limiting groove for limiting the clamping plate.

Further, the clamping plate is an elastic piece, a first semicircular ring is arranged at one end of the clamping plate, a second semicircular ring is arranged at the other end of the clamping plate, the first semicircular ring of the clamping plate is enclosed outside a water inlet of the water pump, the second semicircular ring of the clamping plate is enclosed outside the second limiting groove, and the inner diameter of the first semicircular ring is larger than that of the second semicircular ring.

The utility model also provides a gas water heater, which comprises the waterway system connecting structure.

The waterway system connecting structure and the gas water heater have the following gain effects:

(1) The water pump water inlet of the waterway system connecting structure is fixedly connected with one end of the connecting pipe in a clamping way through the clamping piece, and the water flow sensor is fixedly connected with the other end of the connecting pipe in a plugging way through the plug pin piece, so that the connecting and disassembling processes at the interface of the waterway system are time-saving and labor-saving, the production efficiency of the gas water heater is improved, and the gas water heater is simple and convenient to use;

(2) The water flow sensor of the waterway system connecting structure is provided with the first inserting groove, the other end of the connecting pipe is provided with the first inserting part, and the first inserting part is inserted with the first inserting groove, so that the first inserting groove limits the first inserting part, the connection between the water flow sensor and the connecting pipe is more stable and reliable, and the stability of the waterway system connecting structure is further enhanced;

(3) The plug pin component of the waterway system connecting structure comprises a plug rod, wherein the water flow sensor is also provided with a jack, the plug rod penetrates through the jack and then is matched with the first limit groove, and the first plug part is fixed in the first plug groove, so that the connecting and disassembling processes at the interface of the waterway system are time-saving and labor-saving;

(4) The plug pin part of the waterway system connecting structure also comprises a connecting rod, wherein the connecting rod connects one ends of the two plug rods extending out of the jacks, the two plug rods can be synchronously plugged with the two jacks through the connecting rod, and the plug pins can be synchronously pulled out of the two jacks, so that the connection and the disassembly of the water flow sensor and the connecting pipe are simpler and more convenient, and the time and labor are saved in the connection and the disassembly process of the waterway system interface;

(5) The water flow sensor of the waterway system connecting structure is also provided with the hooking plate, the hooking plate is abutted with the top of the connecting rod, the connecting rod is limited, the inversion condition during actual use is prevented, the two plugging rods are pulled away from the two jacks under the action of self gravity, so that the plugging pin pieces fall off, and the water flow sensor and the connecting pipe cannot be connected and fixed;

(6) This waterway system connection structure's water inlet of water pump sets up first flange board, and the one end of connecting pipe sets up the second flange board, and the buckle spare includes two joint boards, is equipped with the joint hole that carries out the joint to first flange board and second flange board on two joint boards to realize the fixed connection of buckle spare to water pump water inlet and connecting pipe one end, and then make waterway system interface department's connection and dismantlement process labour saving and time saving.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. In the drawings, like reference numerals are used to identify like elements.

FIG. 1 is an exploded view of a waterway system connection structure and a gas water heater according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a waterway system connection structure and a gas water heater according to an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a waterway system connecting structure and a gas water heater according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a water system connection structure and a water pump of a gas water heater according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a waterway system connection structure and a connecting pipe of a gas water heater according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a waterway system connection structure and a water flow sensor of a gas water heater according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram of a waterway system connection structure and a latch assembly of a gas water heater according to an embodiment of the present utility model;

fig. 8 is a schematic structural diagram of a waterway system connection structure and a fastening member of a gas water heater according to an embodiment of the utility model.

In the figure: 1. a water pump; 11. a water inlet; 12. a first flange plate; 13. a second insertion groove; 2. a water flow sensor; 21. a first socket groove; 22. a jack; 23. a hooking plate; 3. a connecting pipe; 31. a first plug-in connection; 311. a first limit groove; 32. a second flange plate; 33. a second plug-in connection; 34. the second limit groove; 4. a clip; 41. a clamping plate; 411. a clamping hole; 412. a first semi-circular ring; 413. a second semicircle ring; 42. a connecting plate; 43. an opening plate; 5. a latch member; 51. inserting a connecting rod; 52. and (5) connecting a rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and all other embodiments obtained by those skilled in the art without making any creative effort based on the embodiments of the present utility model are included in the protection scope of the present utility model.

The waterway system connecting structure comprises a water pump 1 for conveying water, a water flow sensor 2 for measuring water flow and a connecting pipe 3 for connecting the water pump 1 and the water flow sensor 2; the water pump further comprises a buckle piece 4 for connecting one end of the connecting pipe 3 with the water inlet 11 of the water pump 1 and a plug piece 5 for connecting the other end of the connecting pipe 3 with the water flow sensor 2, and the water pump is shown in fig. 1 and 2.

This waterway system connection structure includes water pump 1, water flow sensor 2 and connecting pipe 3, and water pump 1 is used for carrying water, and connecting pipe 3 is connected water pump 1 and water flow sensor 2, makes behind the connecting pipe 3 the rivers that water pump 1 carried flow to water flow sensor 2, and rethread water flow sensor 2 flows to subsequent pipeline, carries out gas heater's water supply. When water flows through the water flow sensor 2, the water flow sensor 2 measures the flow of the water flow, and the feedback signal of the water flow sensor 2 judges the value of the water flow through the controller, so that the gas water heater is started according to the water flow. According to different types of gas water heater, the optimal starting flow is selected, and the ultra-low pressure (below 0.02 MPa) starting can be realized.

In this application, the water inlet 11 of water pump 1 carries out fixed connection through the mode of fastener 4 joint with the one end of connecting pipe 3, and fixed connection is carried out through the mode that latch spare 5 pegged graft to the other end of rivers sensor 2 and connecting pipe 3 to make the connection of waterway system interface department and dismantle process labour saving and time saving, and then promote gas heater's production efficiency, and make gas heater's simple to use.

In this embodiment, the water flow sensor 2 is provided with a first plugging slot 21, and the other end of the connecting pipe 3 is provided with a first plugging portion 31 plugged with the first plugging slot 21, see fig. 3. The water flow sensor 2 is provided with a first inserting groove 21, the other end of the connecting pipe 3 is provided with a first inserting part 31, when the water flow sensor 2 is connected with the connecting pipe 3, the first inserting part 31 at the other end of the connecting pipe 3 is inserted into the first inserting groove 21 on the water flow sensor 2, and then the first inserting part 31 is fixed in the first inserting groove 21 through inserting of the bolt piece 5. Because the first inserting groove 21 can also play a part of limiting role on the first inserting portion 31, the connection between the water flow sensor 2 and the connecting pipe 3 is more stable and reliable, and the stability of the connecting structure of the waterway system is further enhanced.

In this embodiment, the water flow sensor 2 is further provided with an insertion hole 22 for communicating the first insertion slot 21 with the outside, the first insertion portion 31 is provided with a first limiting slot 311, the plug pin member 5 includes an insertion rod 51 penetrating through the insertion hole 22, and the insertion rod 51 passes through the first limiting slot 311, see fig. 3, 5, 6 and 7. The latch component 5 comprises a latch rod 51, the water flow sensor 2 is further provided with a jack 22, the jack 22 communicates the first latch groove 21 with the outside, and the first latch part 31 is provided with a first limit groove 311. After the first plugging portion 31 is plugged into the first plugging groove 21, one end of the plugging rod 51 extends into the first plugging groove 21 from the outside through the plug hole 22 and passes through the first limiting groove 311.

The first plug-in portion 31 is prevented from moving outwards in the first plug-in groove 21 by the cooperation of the plug-in rod 51 and the first limit groove 311, so that the first plug-in portion 31 is fixed in the first plug-in groove 21, and the fixed connection of the water flow sensor 2 and the connecting pipe 3 is realized. When the water flow sensor 2 and the connecting pipe 3 are required to be disassembled, the first plug-in part 31 can be pulled out of the first plug-in groove 21 only by pulling out the plug-in rod 51 from the plug hole 22, and the disassembly of the water flow sensor 2 and the connecting pipe 3 is completed, so that the connection and the disassembly process of the waterway system at the interface are time-saving and labor-saving.

In the present embodiment, two insertion holes 22 are provided on the water flow sensor 2, two insertion rods 51 respectively penetrate through the two insertion holes 22, and the two insertion rods 51 penetrate through two sides of the first limiting groove 311, see fig. 2, 6 and 7. When the water flow sensor 2 is connected with the connecting pipe 3, the first inserting part 31 at the other end of the connecting pipe 3 is inserted into the first inserting groove 21 on the water flow sensor 2, and then the two inserting rods 51 are respectively inserted into the two inserting holes 22, so that the two inserting rods 51 extend into the first inserting groove 21 and respectively penetrate through two sides of the first limiting groove 311, and the first inserting part 31 is prevented from moving outwards in the first inserting groove 21 through the matching of the two inserting rods 51 and the first limiting groove 311, so that the fixing of the first inserting part 31 in the first inserting groove 21 is more stable and reliable, and the stability of the connecting structure of the waterway system is further enhanced.

Similarly, when the water flow sensor 2 and the connecting pipe 3 are required to be disassembled, the two plugging rods 51 are required to be pulled out from the plug holes 22, the first plugging part 31 can be pulled out from the first plugging groove 21, and the water flow sensor 2 and the connecting pipe 3 are required to be disassembled.

In this embodiment, the latch assembly 5 further includes a connecting rod 52, the connecting rod 52 connects one ends of the two plugging rods 51 extending out of the jack 22, the water flow sensor 2 is further provided with a hooking plate 23 for limiting the connecting rod 52, and the hooking plate 23 is an elastic member, see fig. 2, 6 and 7. One end of the connecting rod 52 is connected to one end of one of the plug rods 51 extending out of the insertion hole 22, and the other end is connected to one end of the other plug rod 51 extending out of the insertion hole 22, thereby connecting the two plug rods 51 outside. The two plugging rods 51 can be synchronously plugged with the two jacks 22 through the connecting rods 52 and synchronously pulled out of the two jacks 22, so that the connection and the disassembly of the water flow sensor 2 and the connecting pipe 3 are simpler and more convenient, and the connection and the disassembly process of the water path system interface are time-saving and labor-saving.

The water flow sensor 2 is also provided with a hooking plate 23, and the hooking plate 23 is an elastic piece and has certain elastic deformation capacity. When the two inserting connection rods 51 are simultaneously inserted into the two inserting holes 22, an acting force is applied to the hooking plate 23, and the hooking plate 23 is bent in a direction away from the connecting rod 52, so that the hooking plate 23 avoids a moving path of the connecting rod 52; after the two plugging rods 51 are plugged into the two jacks 22, the acting force applied to the hooking plate 23 is removed, the hooking plate 23 is restored to the original shape under the action of self elasticity, at the moment, the hooking plate 23 is abutted with the top of the connecting rod 52, the connecting rod 52 is limited, the inversion condition is prevented in actual use, the two plugging rods 51 are pulled away from the two jacks 22 under the action of self gravity, the plug pin pieces 5 are caused to fall off, and the water flow sensor 2 and the connecting pipe 3 cannot be connected and fixed.

Similarly, when the joint of the water flow sensor 2 and the connecting pipe 3 needs to be disassembled, an acting force is applied to the hooking plate 23, the hooking plate 23 is bent in a direction away from the connecting rod 52, the hooking plate 23 avoids a moving path of the connecting rod 52, the two inserting rods 51 are simultaneously pulled out from the two jacks 22 through the connecting rod 52, then the acting force applied to the hooking plate 23 is removed, and the hooking plate 23 is restored to an original shape under the action of self elasticity, so that the water flow sensor 2 and the connecting pipe 3 are disassembled. It is envisioned that: the hooking plate 23 may be made of a material having elastic deformability such as plastic.

In this embodiment, the water inlet 11 of the water pump 1 is provided with a second insertion slot 13, and one end of the connecting pipe 3 is provided with a second insertion portion 33 inserted into the second insertion slot 13, see fig. 3, 4 and 5. The water inlet 11 of the water pump 1 is provided with the second inserting groove 13, one end of the connecting pipe 3 is provided with the second inserting part 33, when the water pump 1 is connected with the connecting pipe 3, the second inserting part 33 at one end of the connecting pipe 3 is inserted into the second inserting groove 13 on the water inlet 11 of the water pump 1, then the water inlet 11 of the water pump 1 is fixedly connected with one end of the connecting pipe 3 through the clamping piece 4 in a clamping way, and the second inserting part 33 is fixed in the second inserting groove 13. Because the second inserting groove 13 can also play a part of limiting role on the second inserting part 33, the connection between the water pump 1 and the connecting pipe 3 is more stable and reliable, and the stability of the water path system connecting structure is further enhanced.

In this embodiment, the water inlet 11 of the water pump 1 is provided with a first flange plate 12, one end of the connecting pipe 3 is further provided with a second flange plate 32, the fastening member 4 includes two fastening plates 41 and a connecting plate 42 connecting the two fastening plates 41, and the fastening plates 41 are provided with fastening holes 411 for limiting the first flange plate 12 and the second flange plate 32, see fig. 2, 4, 5 and 8. The clip 4 includes two clip plates 41 and a connecting plate 42, the two clip plates 41 are disposed on both sides, one end of the connecting plate 42 is connected with one clip plate 41, and the other end is connected with the other clip plate 41, thereby connecting the two clip plates 41.

The water inlet 11 of the water pump 1 is provided with a first flange plate 12, one end of the connecting pipe 3 is provided with a second flange plate 32, and the distance between the two clamping plates 41 is smaller than the diameters of the first flange plate 12 and the second flange plate 32. When the clamping piece 4 clamps one end of the water inlet 11 of the water pump 1 and one end of the connecting pipe 3, at one end of the clamping plate 41, two sides of the first flange plate 12 are respectively inserted into clamping holes 411 of the two clamping plates 41, and at the other end of the clamping plate 41, two sides of the second flange plate 32 are respectively inserted into clamping holes 411 of the two clamping plates 41, so that the first flange plate 12 and the second flange plate 32 are limited in the clamping holes 411 of the two clamping plates 41, and the water inlet 11 of the water pump 1 is fixedly connected with the connecting pipe 3 through the clamping piece 4.

When the two sides of the first flange plate 12 and the second flange plate 32 are pulled out from the clamping holes 411 of the two clamping plates 41, the clamping piece 4 can be separated from the water inlet 11 of the water pump 1 and the connecting pipe 3, so that the clamping piece 4 does not fixedly connect the water inlet 11 of the water pump 1 with one end of the connecting pipe 3 any more, and the disassembly of the water pump 1 and the connecting pipe 3 is realized.

Furthermore, the two clamping plates 41 are elastic members, and because the distance between the two clamping plates 41 is smaller than the diameters of the first flange plate 12 and the second flange plate 32, when the water pump 1 and the connecting pipe 3 are connected, the two clamping plates 41 can be opened to the outer sides of the first flange plate 12 and the second flange plate 32 by applying an acting force to the two clamping plates 41, and then the two clamping plates 41 are loosened, so that the two clamping plates 41 are closed under the action of self elasticity, and therefore the two sides of the first flange plate 12 and the second flange plate 32 are respectively inserted into the clamping holes 411 of the two clamping plates 41, and the clamping of the clamping piece 4 to the water inlet 11 of the water pump 1 and one end of the connecting pipe 3 is realized.

Similarly, when the water pump 1 and the connecting pipe 3 need to be disassembled, an external force is applied to the two clamping plates 41, so that the two clamping plates 41 can be opened to the outer sides of the first flange plate 12 and the second flange plate 32, the first flange plate 12 and the second flange piece plate are pulled out from the clamping holes 411 of the two clamping plates 41, the two clamping plates 41 do not limit the first flange plate 12 and the second flange plate 32 any more, and the disassembly of the water pump 1 and the connecting pipe 3 is realized. Through the connection and the disassembly of the water pump 1 and the connecting pipe 3, the connection and the disassembly of the water pump 1 and the connecting pipe 3 are simple and convenient, and the connection and the disassembly of the water channel system interface are easy to implement, so that the connection and the disassembly processes of the water channel system interface are time-saving and labor-saving.

Further, the fastener 4 further includes two expansion plates 43 disposed on the two fastening plates 41, and the expansion plates 43 are disposed at ends of the fastening plates 41 far from the connection plates 42 and are inclined outwards, as shown in fig. 8. Because the two expansion plates 43 are arranged in an outward inclined manner at the end, far away from the joint plate 41, connected with the connecting plate 42, of the joint plate 41, when the two joint plates 41 are required to be expanded, the two joint plates 41 can be expanded by applying acting force to the two expansion plates 43, so that the operation of expanding the two joint plates 41 is easier to implement, and the time and labor are saved in the connecting and disassembling process of the water path system interface.

During actual use, the two clamping plates 41, the connecting plate 42 and the two opening plates 43 can adopt an integrated structure, so that the stability of the structure of the clamping piece 4 is enhanced, and the connection between the water pump 1 and the connecting pipe 3 is more stable, namely, in the application, the whole clamping piece 4 can be made of materials with elastic deformation capacity such as plastics.

In this embodiment, a second limiting groove 34 is further disposed at one end of the connecting tube 3 for limiting the clamping plate 41, as shown in fig. 2, 5 and 8. The second limiting groove 34 is further formed in one end of the connecting pipe 3, two sides of the first flange plate 12 are respectively inserted into the clamping holes 411 of the two clamping plates 41 at one end of the clamping plate 41, and when two sides of the second flange plate 32 are respectively inserted into the clamping holes 411 of the two clamping plates 41 at the other end of the clamping plate 41, the second limiting groove 34 limits the end parts of the clamping plates 41 and the clamping ends of the second flange plate 32, so that the connection between the water pump 1 and the connecting pipe 3 is more stable and reliable, and the stability of the connecting structure of the waterway system is further enhanced.

In this embodiment, a first semicircular ring 412 is disposed at one end of the clamping plate 41, a second semicircular ring 413 is disposed at the other end of the clamping plate, the first semicircular rings 412 of the two clamping plates 41 are enclosed outside the water inlet 11 of the water pump 1, the second semicircular rings 413 of the two clamping plates 41 are enclosed outside the second limiting groove 34, and the inner diameter of the first semicircular rings 412 is larger than the outer diameter of the second semicircular rings 413, see fig. 2 and 8. A first semicircular ring 412 is provided at the end of the clamping plate 41 clamped with the first flange plate 12, and a second semicircular ring 413 is provided at the end of the clamping plate 41 clamped with the second flange plate 32.

When two sides of the first flange plate 12 are respectively inserted into the clamping holes 411 of the two clamping plates 41 at one end of the clamping plate 41, the first semicircular rings 412 of the two clamping plates 41 are enclosed outside the water inlet 11 of the water pump 1; when the two sides of the first flange plate 12 are respectively inserted into the clamping holes 411 of the two clamping plates 41 at the other end of the clamping plate 41, the second semicircular rings 413 of the two clamping plates 41 are enclosed outside the second limiting groove 34, so that the connection between the water pump 1 and the connecting pipe 3 is more stable and reliable, and the stability of the connecting structure of the waterway system is further enhanced.

Because the first semicircular ring 412 is matched with the outer wall of the water inlet 11 of the water pump 1, and the second semicircular ring 413 is matched with the inner wall of the second limiting groove 34 on the connecting pipe 3, the outer diameter of the water inlet 11 of the water pump 1 is the same as the outer diameter of the connecting pipe 3, and therefore the inner diameter of the first semicircular ring 412 is larger than the inner diameter of the second semicircular ring 413. The first semicircular ring 412 is disposed at the position of the clamping plate 41 matching with the water inlet of the water pump 1, and the second semicircular ring 413 is disposed at the position of the clamping plate 41 matching with the inner wall of the second limiting groove 34, so as to ensure the elasticity of the clamping plate 41, make the operation of opening the two clamping plates 41 easier to implement, and prevent the clamping plates 41 from breaking when external force is applied to the two clamping plates 41 to open, thereby affecting the use of the clamping buckle 4.

The embodiment also provides a gas water heater, which comprises the waterway system connecting structure.

The above description may be implemented alone or in various combinations and these modifications are within the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. The utility model provides a waterway system connection structure which characterized in that: comprising a water pump (1) for delivering water, a water flow sensor (2) for measuring the flow of water, and a connection pipe (3) for connecting the water pump (1) and the water flow sensor (2); the water pump also comprises a clamping piece (4) which connects one end of the connecting pipe (3) with the water inlet (11) of the water pump (1), and a bolt piece (5) which connects the other end of the connecting pipe (3) with the water flow sensor (2).

2. A waterway system connection structure as set forth in claim 1, wherein: the water flow sensor (2) is provided with a first inserting groove (21), and the other end of the connecting pipe (3) is provided with a first inserting part (31) which is inserted into the first inserting groove (21).

3. A waterway system connection structure as set forth in claim 2, wherein: the water flow sensor (2) is further provided with an inserting hole (22) for communicating the first inserting groove (21) with the outside, the first inserting portion (31) is provided with a first limiting groove (311), the bolt piece (5) comprises an inserting rod (51) penetrating through the inserting hole (22), and the inserting rod (51) penetrates through the first limiting groove (311).

4. A waterway system connecting structure as set forth in claim 3, wherein: the two jacks (22) are arranged on the water flow sensor (2), the two inserting rods (51) penetrate through the two jacks (22) respectively, and the two inserting rods (51) penetrate through the two sides of the first limiting groove (311).

5. A waterway system connection structure as set forth in claim 4, wherein: the plug pin piece (5) further comprises a connecting rod (52), the connecting rod (52) is used for connecting two ends of the plug-in connecting rods (51) extending out of the jack (22), the water flow sensor (2) is further provided with a hook-connecting plate (23) for limiting the connecting rod (52), and the hook-connecting plate (23) is an elastic piece.

6. A waterway system connection structure as set forth in claim 1, wherein: the water inlet (11) of the water pump (1) is provided with a second inserting groove (13), and one end of the connecting pipe (3) is provided with a second inserting part (33) which is inserted into the second inserting groove (13).

7. A waterway system connection structure as set forth in claim 1, wherein: the water inlet (11) of water pump (1) is equipped with first flange board (12), the one end of connecting pipe (3) still is equipped with second flange board (32), fastener (4) are including joint board (41) of both sides to and connect two connecting plate (42) of joint board (41), be equipped with on joint board (41) and be used for right first flange board (12) with second flange board (32) carry out spacing joint hole (411).

8. A waterway system connection structure as set forth in claim 7, wherein: one end of the connecting pipe (3) is also provided with a second limiting groove (34) for limiting the clamping plate (41).

9. A waterway system connection structure as set forth in claim 8, wherein: the clamping plate (41) is an elastic piece, a first semicircular ring (412) is arranged at one end of the clamping plate (41), a second semicircular ring (413) is arranged at the other end of the clamping plate, the first semicircular ring (412) of the clamping plate (41) is enclosed outside a water inlet (11) of the water pump (1), the second semicircular ring (413) of the clamping plate (41) is enclosed outside the second limiting groove (34), and the inner diameter of the first semicircular ring (412) is larger than that of the second semicircular ring (413).

10. A gas water heater comprising a waterway system connection structure according to any one of claims 1 to 9.