CN212720265U

CN212720265U - Energy-saving auxiliary device of electric water heater

Info

Publication number: CN212720265U
Application number: CN202021409042.8U
Authority: CN
Inventors: 蔡锦川
Original assignee: Shenzhen Jinlong Air Conditioner Electric Appliance Co ltd
Current assignee: Shenzhen Jinlong Air Conditioner Electric Appliance Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-16
Anticipated expiration: 2030-07-15

Abstract

The utility model relates to an energy-conserving auxiliary device of electric water heater, it includes the feed water tank and sets up the logical water subassembly in the feed water tank, it includes first shunt tubes to lead to the water subassembly, locate the second shunt tubes at first shunt tubes both ends and be used for communicateing the connecting piece of first shunt tubes and second shunt tubes, connecting piece cavity just is provided with the connecting portion of two above mutual intercommunications, be provided with the diversion angle between each connecting portion, first shunt tubes is provided with the first installation department of can dismantling the connection with connecting portion, the second shunt tubes is provided with the second installation department of dismantling the connection with connecting portion. The user can clean the part of the water pipe which is easy to accumulate dirt or sundries regularly, and the obstruction of heat transfer between hot water and standby water is reduced. This application has the effect that promotes working property.

Description

Energy-saving auxiliary device of electric water heater

Technical Field

The application relates to the field of auxiliary devices of electric water heaters, in particular to an energy-saving auxiliary device of an electric water heater.

Background

At present, an electric water heater is a common bathing device in people's life, the electric water heater can heat cold water for people to use, and used hot water can be led away through a drainage pipeline. Because the used hot water has heat, some electric water heaters are also provided with energy-saving auxiliary devices in order to recycle the heat of the hot water and achieve the purposes of energy saving and environmental protection.

In the related art, for example, chinese utility model with an authorized bulletin number of CN208504756U discloses an energy-saving auxiliary device for an electric water heater, which comprises a water supply tank, wherein the water to be used in the water supply tank can be supplied to a water storage tank of the electric water heater. The inside of delivery pipe is provided with the water service pipe, the both ends of water service pipe respectively with bathroom drainage pipe and municipal pipeline intercommunication, make used hot water can pass through bathroom drainage pipe, water service pipe and municipal pipeline in proper order, and when the water service pipe, the heat that uses overheated aquatic can transmit the water of treating in the delivery pipe, treats the water and preheats to realize waste heat recovery and recycle. In order to increase the contact between the water through pipe and water to be used, the water through pipe is also provided with a U-shaped shunt pipeline, and the inner walls of the shunt pipeline or the water through pipe are provided with copper heat conduction layers.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the water service pipe is U-shaped, an angle capable of changing the water flow direction is arranged between the two ends of the water service pipe, and the flow direction of the used hot water can be changed through the diversion pipeline. Along with the increase of the working time, mud dirt or sundries in the hot water are easy to accumulate on the surface of the copper heat conduction layer under the action of centrifugal force, so that the heat transfer between the hot water and the water to be used is blocked, and the working performance of the energy-saving auxiliary device is reduced.

SUMMERY OF THE UTILITY MODEL

In order to improve the working performance of the energy-saving auxiliary device, the application provides the energy-saving auxiliary device of the electric water heater, and the following technical scheme is adopted:

the utility model provides an energy-conserving auxiliary device of electric water heater, is in including feed water tank and setting water-passing subassembly in the feed water tank, water-passing subassembly includes first shunt tubes, locates the second shunt tubes at first shunt tubes both ends with be used for the intercommunication first shunt tubes with the connecting piece of second shunt tubes, connecting piece cavity just is provided with the connecting portion of two above mutual intercommunications, each be provided with the diversion angle between the connecting portion, first shunt tubes be provided with the first installation department of connection can be dismantled to connecting portion, the second shunt tubes be provided with the second installation department of connection can be dismantled to connecting portion.

Through adopting above-mentioned technical scheme, communicate between first shunt tubes, second shunt tubes and the connecting piece and form the water service pipeline of supplying hot water circulation, and hot water when passing through the water service pipeline, takes place to flow to change at the position of connecting piece. When the user need clear up the inside dirt or debris of connecting piece, can will make first installation department or second installation department and connecting portion separation, dismantle connecting portion from first shunt tubes or second shunt tubes to take out the connecting piece and clear up, wait to wash and install connecting portion back on first shunt tubes or the second shunt tubes after accomplishing again. Through the mode, a user can clean the part of the water pipe, which is easy to accumulate dirt or sundries, regularly, and the obstruction of heat transfer between hot water and standby water is reduced, so that the working performance of the energy-saving auxiliary device is improved.

Preferably, the outside cover of connecting portion is established and sliding connection has the locking ring, the inner wall of locking ring is provided with the thread groove, first installation department is provided with the confession thread groove threaded connection's first screw thread arch, the second installation department is provided with the confession thread groove threaded connection's second screw thread arch, the locking ring is close the one end inner wall of connecting portion is provided with the piece that supports, connecting portion are provided with the confession the locking piece of support piece butt.

By adopting the technical scheme, one end of the locking ring is in threaded connection with the first threaded bulge through the threaded groove, and the other end of the locking ring is abutted against the locking block through the abutting block, so that the corresponding connecting part and the first shunt pipe are relatively fixed; one end of the locking ring is in threaded connection with the second threaded protrusion through the threaded groove, and the other end of the locking ring is abutted to the locking block through the abutting block, so that the corresponding connecting part and the second shunt pipe are relatively fixed. When a user unloads the connecting piece, the locking ring can be screwed to enable the locking block to be separated from the first installation part or the second installation part, and then the connecting piece is unloaded from the first shunt pipe or the second separation pipe; similarly, the user can install the connecting piece by screwing the locking ring. In this way, the user can complete the assembly and disassembly of the connecting piece by screwing the locking ring, and the operation is simple and direct.

Preferably, the connecting portion is provided with a fixed block, and the fixed block is provided with a sealing ring for pressing the first shunt pipe or the second shunt pipe to form sealing connection.

By adopting the technical scheme, when the connecting piece and the first shunt pipe are in a fixed state, the fixing block is abutted against the end part of the first shunt pipe, so that the first shunt pipe is connected with the connecting piece in a sealing manner; when the connecting piece and the second shunt pipe are in a fixed state, the fixing block is abutted against the end part of the second shunt pipe, so that the second shunt pipe is connected with the connecting piece in a sealing manner.

Preferably, the fixed block is provided with a plurality of joint hole, the sealing washer is provided with and wears to locate joint hole forms buckle complex joint portion.

Through adopting above-mentioned technical scheme, the sealing washer passes through the buckle cooperation in joint portion and joint hole to be fixed on the fixed block, and the user can make joint portion deformation and break away from the joint hole to the sealing washer application of force to take out the sealing washer from the fixed block and change. In this way, when the sealing performance of the sealing ring is reduced to the state that the sealing ring cannot be normally sealed, a user can replace the sealing ring.

Preferably, a plurality of groups of reinforcing ribs are arranged between the locking block and the fixing block, and the reinforcing ribs are arranged around the connecting part at intervals in the circumferential direction and fixedly connected with the connecting part.

Through adopting above-mentioned technical scheme, when the stationary state, the locking piece receives the force of supporting the piece in order to be close the fixed block direction, and the fixed block receives the fixed block in order to be close to the force of supporting the piece direction, and the strengthening rib can be consolidated locking piece and fixed block simultaneously, makes the connecting piece more firm with the connection of first shunt tube or second shunt tube.

Preferably, the sealing washer is kept away from the one side of fixed block is provided with the constant head tank, first shunt tubes be provided with the first locating piece of constant head tank joint, second shunt tubes be provided with the second locating piece of constant head tank joint.

Through adopting above-mentioned technical scheme, the user installs the second shunt tube in the both ends of first shunt tube, need with the angle adjustment between two second shunt tubes to the angle that has designed, at this in-process, need adjust the connecting piece at first shunt tube both ends to suitable angle. The positioning groove has a positioning effect on the first positioning block or the second positioning block, so that the angle deviation of a user in the process of installing the first shunt pipe and the second shunt pipe is reduced, and the installation efficiency of the user is improved.

Preferably, a plurality of groups of support frames used for supporting the water passing assemblies are arranged in the water supply tank, and the support frames are detachably connected with the water passing assemblies.

Through adopting above-mentioned technical scheme, the support frame supports leads to water the subassembly, makes to lead to water the subassembly relatively fixed with the feed water tank, and the user can dismantle out from the support frame with leading to water the subassembly when needing to clear up to lead to water the subassembly.

Preferably, the support frame articulates there are two butts the support bar of connecting piece, the support bar is in order to keep away from the direction of connecting piece is the arc protrusion and forms clamping part, two form the confession between the clamping part the centre gripping clearance that the connecting piece wore to establish, two the connection can be dismantled through construction bolt to the support bar.

Through adopting above-mentioned technical scheme, two supporting strips pass through clamping part fixed connection spare, when the user need dismantle the connecting piece, can unscrew the construction bolt, rotate the supporting strip, take out the connecting piece from two supporting strips.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the user can clean the part of the water conduit pipe easy to accumulate dirt or sundries regularly, thus reducing the obstruction of heat transfer between hot water and standby water and further improving the working performance of the energy-saving auxiliary device;

2. the user can complete the assembly and disassembly of the connecting piece by screwing the locking ring, and the operation is simple and direct;

3. the strengthening rib can be consolidated locking piece and fixed block simultaneously, makes the connecting piece more firm with being connected of first shunt tubes or second shunt tubes.

Drawings

Fig. 1 is a schematic structural diagram of an energy-saving auxiliary device of an electric water heater in the embodiment.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic diagram of the exploded structure of fig. 2.

Fig. 4 is a schematic diagram of the exploded structure of fig. 3.

Fig. 5 is a partially enlarged view at B in fig. 3.

Description of reference numerals: 1. a water supply tank; 11. opening and closing the door; 12. a water inlet pipe; 13. a water outlet pipe; 2. a water-through component; 21. a water discharge pipeline; 22. municipal piping; 3. a first shunt pipe; 31. a first mounting portion; 311. a first positioning block; 32. a first threaded boss; 4. a second shunt pipe; 41. a second mounting portion; 411. a second positioning block; 42. a second threaded boss; 5. a connecting member; 51. a connecting portion; 52. a locking block; 53. a fixed block; 531. a clamping hole; 532. reinforcing ribs; 6. locking a ring; 61. a thread groove; 62. a propping block; 7. a seal ring; 71. a clamping part; 72. positioning a groove; 8. a support frame; 81. a supporting strip; 811. a clamping portion; 82. and (6) installing a bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Referring to fig. 1, the energy-saving auxiliary device includes a water supply tank 1 and a water passing assembly 2 disposed in the water supply tank 1. The water supply tank 1 stores therein standby water that can be supplied to the electric water heater, and an opening and closing door 11 is hinged to an upper surface of the water supply tank 1. A water inlet pipe 12 and a water outlet pipe 13 are respectively arranged at two sides of the water supply tank 1, and the water inlet pipe 12 is communicated with an external water source for supplying water to the water supply tank 1; the water outlet pipe 13 is provided with a water pump and is connected with a water storage tank of the electric water heater, and a user turns on the water pump to supply water to be used in the water supply tank 1 to the electric water heater. Lead to water subassembly 2's both ends and connect bathroom drainage pipe 21 and municipal pipeline 22 respectively, used hot water can pass through bathroom drainage pipe 21, lead to water subassembly 2 and municipal pipeline 22 in proper order, and preheat the water for use in the feed water tank 1 when flowing through water subassembly 2 to realize waste heat recovery and recycle, reach energy-conserving effect.

Referring to fig. 1, in order to improve heat transfer efficiency between hot water and standby water, a water passing unit 2 is integrally provided in an S-shape. The water passing assembly 2 comprises a first shunt pipe 3, a second shunt pipe 4 and a connecting piece 5. Each second shunt tube 4 is connected to the end of the first shunt tube 3 through a connecting piece 5, the inner diameter or the outer diameter of the first shunt tube 3 is consistent with the inner diameter or the outer diameter of the second shunt tube 4, and the included angle between the first shunt tube 3 and the second shunt tube 4 is 90 degrees. In the present embodiment, the number of the first shunt tubes 3 is seven, and the number of the second shunt tubes 4 is six; in other embodiments, the user may design the number of the first or second shunt tubes 3 or 4 according to the volume of the water service box 1.

Referring to fig. 1, when hot water flows through the junction of the first shunt pipe 3 and the second shunt pipe 4, the flow direction changes, and as the working time increases, dirt or impurities in the hot water are easily accumulated on the inner wall of the first shunt pipe 3, the second shunt pipe 4 or the connecting piece 5 under the action of centrifugal force to hinder the heat transfer between the hot water and the standby water, so that the connecting piece 5 is detachably connected with the first shunt pipe 3 or the second shunt pipe 4 for the convenience of the user to clean regularly.

Referring to fig. 2 and 3, the connecting member 5 is L-shaped as a whole, and the connecting member 5 is hollow, so that two ends of the connecting member 5 form two tubular connecting portions 51, the inner diameter of the connecting portions 51 is the same as the inner diameter of the first shunt pipe 3, and the outer diameter of the connecting portions 51 is smaller than the outer diameter of the first shunt pipe 3. One end of the first shunt tube 3 close to the connecting piece 5 is connected with the connecting piece 5 to form a first mounting part 31, and one end of the second shunt tube 4 close to the connecting piece 5 is connected with the connecting piece 5 to form a second mounting part 41. A turning angle is provided between the two connection portions 51, the turning angle being 90 ° so that the two connection portions 51 can be connected to the first mounting portion 31 and the second mounting portion 41, respectively.

Referring to fig. 2 and 3, the outer side of the connection part 51 is sleeved with a locking ring 6 for connecting the first mounting part 31 or the second mounting part 41. The inner diameter of the locking ring 6 is larger than the outer diameter of the first shunt pipe 3, one end of the locking ring 6 close to the connecting piece 5 is integrally formed with a propping block 62, and the propping block 62 is annularly arranged along the inner wall of the locking ring 6. The inner diameter of the abutting block 62 is matched with the outer diameter of the connecting portion 51, so that the locking ring 6 can rotate relative to the connecting portion 51 or slide along the axial direction of the connecting portion 51. The locking blocks 52 are welded on the outer side of the connecting part 51, the locking blocks 52 are distributed in an annular shape, and when the locking blocks 52 abut against the abutting blocks 62, the locking ring 6 moves to the farthest distance in the direction away from the connecting part 51.

Referring to fig. 3, a threaded groove 61 is formed on the inner side of one end of the locking ring 6 away from the abutting block 62. The first mounting portion 31 is provided with a first screw protrusion 32 along an outer side surface thereof, and the screw groove 61 is screw-coupled to the first screw protrusion 32, so that the locking ring 6 is relatively fixed to the first mounting portion 31, and the connecting portion 51 cannot move in a direction away from the first mounting portion 31 by a stopper of the locking block 52, thereby relatively fixing the connecting member 5 to the first shunt pipe 3. When the user detaches the connecting member 5 and the first shunt tube 3, the corresponding locking ring 6 may be separated from the first mounting portion 31 by screwing.

Referring to fig. 3, similarly, the second mounting portion 41 is provided with a second thread protrusion 42 along an outer side surface thereof, and the thread groove 61 is threadedly coupled with the second thread protrusion 42, so that the connection member 5 and the second shunt pipe 4 are relatively fixed. When the user removes the connecting member 5 and the second shunt tube 4, the corresponding locking ring 6 can be disengaged from the second mounting portion 41 by screwing.

Referring to fig. 3 and 4, in order to hermetically connect the connection member 5 to the first or second shunt tube 3 or 4, one end of the connection part 51 near the first or second mounting

part

31 or 42 is provided with a packing 7, and the packing 7 is made of a rubber material. The fixed block 53 for fixing the sealing ring 7 is welded on the outer side of the connecting part 51, and the fixed block 53 is annularly distributed along the outer side of the connecting part 51. The surface of the fixed block 53 is provided with a plurality of clamping holes 531 along the circumferential direction thereof, and the clamping holes 531 are through holes. One side that sealing washer 7 is close fixed block 53 has a plurality of joint portion 71 of integrated into one piece, and the tip of joint portion 71 is outwards protruding to make it wholly be T shape. Each clamping portion 71 corresponds to each clamping hole 531 one by one, and the clamping portion 71 penetrates through the corresponding clamping hole 531 and is clamped with the fixing block 53, so that the sealing ring 7 and the fixing block 53 are relatively fixed.

Referring to fig. 4 and 5, when the connecting member 5 is fixed relative to the first shunt tube 3, the connecting member 5 and the first shunt tube 3 are in press fit with the corresponding sealing ring 7 to form a sealing connection; when the connecting piece 5 and the second shunt pipe 4 are relatively fixed, the connecting piece 5 and the corresponding sealing ring 7 pressed on the second shunt pipe 4 form sealing connection. In this state, the locking block 52 receives a force applied in a direction to approach the fixed block 53 from the abutting block 62, and the fixed block 53 receives a force applied in a direction to approach the abutting block 62 from the fixed block 53. In order to make the connection between the abutting block 52, the fixing block 53 and the connecting portion 51 more firm, reinforcing ribs 532 are welded between the abutting block 52, the fixing block 53 and the connecting portion 51. The number of the reinforcing ribs 532 is four, and the reinforcing ribs 532 are distributed at intervals in the circumferential direction of the connecting portion 51.

Referring to fig. 4 and 5, when the sealing performance of the sealing ring 7 is degraded due to aging, and the sealing ring cannot be normally sealed, a user can apply force to the sealing ring 7 to deform the clamping portion 71 and separate the clamping portion from the clamping hole 531 after detaching the connecting member 5, so that the sealing ring 7 is taken out of the fixing block 53. When a new seal ring 7 is installed, the user can press each snap portion 71 into the corresponding snap hole 531.

Referring to fig. 3 and 4, when a user mounts the second shunt tubes 4 at both ends of the first shunt tube 3, it is necessary to keep the second shunt tubes 4 parallel to each other. In the process, the rotation angles of the two connecting pieces 5 and the first shunt pipe 3 need to be kept consistent, and a positioning groove 72 is arranged on one side of the sealing ring 7 away from the connecting part 51 for the convenience of installation of a user. The number of the positioning grooves 72 is four and the positioning grooves 72 are distributed at intervals along the sealing ring 7. One end of the first mounting part 31 close to the sealing ring 7 is welded with four first positioning blocks 311, and each first positioning block 311 corresponds to each positioning groove 72 one by one; one end of the second mounting portion 41 close to the sealing ring 7 is welded with four second positioning blocks 411, and each second positioning block 411 corresponds to each positioning groove 72 one by one. When a user installs the connecting piece 5 and the first shunt tube 3, each first positioning block 311 can be embedded into the corresponding positioning groove 72; when the connecting member 5 and the second shunt tube 4 are installed, each second positioning block 411 can be embedded into the corresponding positioning slot 72, so that the installation efficiency and accuracy are improved.

Referring to fig. 1 and 2, twelve groups of support frames 8 are bolted to the inside of the water supply tank 1 in order to fix the first shunt pipes 3, the second shunt pipes 4, and the connectors 5 to the inside of the water supply tank 1, and the support frames 8 correspond to the connectors 5 one by one. The support frame 8 is arranged in the vertical direction, and the top end of the support frame 8 is hinged with two support bars 81. The supporting bars 81 are abutted against two sides of the connecting piece 5, the middle parts of the supporting bars 81 are protruded in an arc shape in a direction away from the connecting piece 5 to form clamping parts 811, and a clamping gap capable of clamping the connecting piece 5 is formed between the two clamping parts 811. The tips of the two support bars 81 are bolted by mounting bolts 82, and the two clamping portions 811 are held in a clamped state. When the user needs to disassemble the connecting piece 5, the mounting bolt 82 can be unscrewed and the supporting strip 81 can be moved, so that the supporting strip 81 is far away from the connecting piece 5; when the user needs to re-attach the connector 5, the two clamping portions 811 may be respectively abutted against the connector 5, and then the mounting bolt 82 may be re-screwed.

The implementation principle of the energy-saving auxiliary device of the electric water heater in the embodiment of the application is as follows: the first shunt pipe 3, the second shunt pipe 4 and the connecting piece 5 are communicated with each other to form a water passage through which hot water flows, and when hot water passes through the water passage, the flow direction of the hot water changes at the position of the connecting piece 5. When the user need clear up the inside dirt or debris of connecting piece 5, can will make first installation department 31 or second installation department 41 and connecting portion 51 separation, dismantle connecting portion 51 from first shunt tubes 3 or second shunt tubes 4 to take out connecting piece 5 and clear up, wait to wash and install connecting portion 51 back on first shunt tubes 3 or second shunt tubes 4 after accomplishing. Through the mode, a user can clean the part of the water pipe, which is easy to accumulate dirt or sundries, regularly, and the obstruction of heat transfer between hot water and standby water is reduced, so that the working performance of the energy-saving auxiliary device is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An energy-saving auxiliary device of an electric water heater comprises a water supply tank (1) and a water passing assembly (2) arranged in the water supply tank (1), and is characterized in that: lead to water subassembly (2) including first shunt tubes (3), locate the second shunt tubes (4) at first shunt tubes (3) both ends with be used for the intercommunication first shunt tubes (3) with connecting piece (5) of second shunt tubes (4), connecting piece (5) cavity just is provided with connecting portion (51) of two above mutual intercommunications, each be provided with the diversion angle between connecting portion (51), first shunt tubes (3) be provided with connecting portion (51) can dismantle first installation department (31) of connection, second shunt tubes (4) be provided with connecting portion (51) can dismantle second installation department (41) of connection.

2. The energy-saving auxiliary device of an electric water heater according to claim 1, wherein: the utility model discloses a locking device for the connection of a motor vehicle, including connecting portion (51), the outside cover of connecting portion (51) is established and sliding connection has locking ring (6), the inner wall of locking ring (6) is provided with thread groove (61), first installation department (31) is provided with the confession thread groove (61) threaded connection's first screw thread arch (32), second installation department (41) is provided with the confession thread groove (61) threaded connection's second screw thread arch (42), locking ring (6) are close the one end inner wall of connecting portion (51) is provided with and supports tight piece (62), connecting portion (51) are provided with the confession locking piece (52) of supporting tight piece (62) butt.

3. The energy-saving auxiliary device of an electric water heater according to claim 2, wherein: connecting portion (51) are provided with fixed block (53), fixed block (53) are provided with the confession first shunt tubes (3) or second shunt tubes (4) pressfitting forms sealing washer (7) of sealing connection.

4. The energy-saving auxiliary device of an electric water heater according to claim 3, wherein: fixed block (53) are provided with a plurality of joint hole (531), sealing washer (7) are provided with and wear to locate joint hole (531) and form buckle complex joint portion (71).

5. The energy-saving auxiliary device of an electric water heater according to claim 3, wherein: a plurality of groups of reinforcing ribs (532) are arranged between the locking block (52) and the fixing block (53), and the reinforcing ribs (532) are arranged around the connecting part (51) at intervals in the circumferential direction and fixedly connected with the connecting part (51).

6. The energy-saving auxiliary device of an electric water heater according to claim 3, wherein: keep away from sealing washer (7) the one side of fixed block (53) is provided with constant head tank (72), first shunt tubes (3) be provided with first locating piece (311) of constant head tank (72) joint, second shunt tubes (4) be provided with second locating piece (411) of constant head tank (72) joint.

7. The energy-saving auxiliary device of an electric water heater according to claim 1, wherein: the water supply tank is characterized in that a plurality of groups of support frames (8) used for supporting the water passing assemblies (2) are arranged in the water supply tank (1), and the support frames (8) are detachably connected with the water passing assemblies (2).

8. The energy-saving auxiliary device of an electric water heater according to claim 7, wherein: support frame (8) articulate there are two butts support bar (81) of connecting piece (5), support bar (81) are in order to keep away from the direction of connecting piece (5) is arc protrusion formation clamping part (811), two form the confession between clamping part (811) the centre gripping clearance that connecting piece (5) were worn to establish, two support bar (81) can dismantle the connection through construction bolt (82).