Fixing device for heat exchanger of gas water heater

Abstract

The utility model provides a fixing device for a heat exchanger of a gas water heater, which belongs to the technical field of heat exchangers, mainly aims at solving the problem that the traditional heat exchanger is difficult to disassemble, and adopts the technical scheme that the fixing device comprises a first box shell, and the bottom of the first box shell is fixedly connected with a second box shell and a third box shell through a plurality of groups of screws; fixing assemblies are arranged on the two sides of the first box shell and comprise fixing plates, spring pull rods are arranged at one ends of the fixing plates and penetrate through through holes in the first box shell to be fixedly connected with clamping plates, buffering pads are arranged on one sides of the clamping plates, and the heat exchanger is fixed to the clamping plates through the spring pull rods. The heat exchanger is secondarily fixed through rotation of the manual pull rod and is not prone to loosening, when the heat exchanger needs to be maintained, the heat exchanger can be taken out only by rotating the manual pull rod in the opposite direction to a certain distance, the heat exchanger can be easily disassembled and assembled, and the problem that a traditional heat exchanger is difficult to disassemble is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to gas water heater technical field, more specifically, especially relate to a gas water heater heat exchanger fixing device. BACKGROUND

[0002] The heat exchanger of the gas water heater is its core component, mainly responsible for transmitting the heat generated by gas combustion to water flow, thereby heating cold water, and the efficiency and service life of the heat exchanger directly affect the performance and safety of the water heater;However, the traditional heat exchanger generally adopts the welding mode to fix the heat exchanger at a specific position, and the strength of the welding fixation is high, but when the heat exchanger needs to be repaired or replaced, disassembly becomes very difficult. SUMMARY

[0003] In order to solve the above technical problems, the utility model provides a kind of gas water heater heat exchanger fixing device, to solve the technical problem of difficult disassembly of traditional heat exchanger repair or replacement heat exchanger in prior art.

[0004] The purpose and function of the gas water heater heat exchanger fixing device are achieved by the following specific technical means:

[0005] A kind of gas water heater heat exchanger fixing device, including first box shell, the first box shell bottom is fixedly connected with second box shell and third box shell by multiple groups of screws, the both ends of the first box shell are provided with fixed assembly, the fixed assembly includes fixed plate, one end of the fixed plate is equipped with spring pull rod, one end of the spring pull rod passes through the through hole on the first box shell and is fixedly connected with clamping plate;One side of the clamping plate is provided with buffer pad, and the heat exchanger is clamped between the two groups of buffer pads, one end of the fixed plate is also provided with telescopic rod, and the both sides of the first box shell are provided with two groups of manual push rods.

[0006] The above technical solution further includes that the both sides of the third box shell are provided with two groups of sliding fixed plates, and two groups of bidirectional screw rods are respectively arranged on the four groups of sliding fixed plates.

[0007] The above technical solution further includes that the top of the four groups of sliding fixed plates is provided with multiple groups of sliding rails, and multiple groups of sliding grooves are respectively formed in the both ends of the third box shell corresponding to the multiple groups of sliding rails.

[0008] The above technical solution further includes that the multiple groups of sliding grooves are slidably connected with the multiple groups of sliding rails, and the other two ends of the third box shell are provided with two groups of spring clamping plates.

[0009] The technical scheme further comprises: one side of each of the four groups of sliding fixing plates is provided with a mounting assembly, the mounting assembly comprises a spring plate, one end of the spring plate is provided with a plurality of limiting sliding blocks, one end of each of the four groups of sliding fixing plates corresponds to a plurality of the limiting sliding blocks and is provided with a plurality of limiting sliding grooves in a one-to-one correspondence with the limiting sliding blocks.

[0010] The technical scheme further comprises: the second box shell is provided with a plurality of pipeline holes at two ends, the third box shell is provided with a combustion chamber at the bottom, the combustion chamber is provided with two positioning grooves at the top surface, and the third box shell is provided with two positioning plates corresponding to the two positioning grooves.

[0011] The technical scheme further comprises: the third box shell is provided with a protective plate on the inner side, the protective plate and the clamping plate are provided with a plurality of ventilation holes at the bottom, two groups of guide rods are respectively arranged at two ends of the first box shell, and two ends of the two groups of guide rods are connected with the telescopic rods.

[0012] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0013] 1. By adjusting the clamping device and the manual push rod, stable clamping force can be provided when the device is used, displacement of the heat exchanger due to vibration during work is avoided, the safety of the heat exchanger is ensured, and the heat exchange efficiency is improved.

[0014] 2. By adjusting the clamping device and the protective plate, the heat exchanger can be placed on the clamping plate, and then the manual push rod and the spring pull rod are used to adjust and clamp according to the size of the heat exchanger, thereby improving the universality.

[0015] 3. By adjusting the clamping device and the protective plate, the heat exchanger can be placed on the clamping plate, and then the manual push rod and the spring pull rod are used to adjust and clamp according to the size of the heat exchanger, thereby improving the universality. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure diagram of the heat exchanger fixing device of the gas water heater;

[0017] Figure 2The utility model discloses an explosion chart of a gas water heater heat exchanger fixing device.

[0018] Figure 3 The utility model discloses a structure schematic diagram after the split of the box shell and the combustion chamber in a gas water heater heat exchanger fixing device.

[0019] Figure 4 The utility model discloses a structure schematic diagram after the split of the installation component in a gas water heater heat exchanger fixing device.

[0020] In the drawing, the corresponding relation of the component name and the drawing number is:

[0021] 1, first box shell;2, second box shell;3, third box shell;4, protection board;5, guide rod;11, fixed plate;12, spring pull rod;13, clamping plate;14, buffer pad;15, telescopic rod;16, manual push rod;21, sliding fixed plate;22, two -way screw;23, slide rail;24, sliding slot;25, spring clamping plate;31, spring plate;32, limit sliding block;33, limit sliding slot;41, positioning groove;42, positioning plate;50, heat exchanger;60, combustion chamber. Specific implementation

[0022] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but can not be used to limit the scope of the utility model.

[0023] Example:

[0024] As shown in the accompanying Figure 1 To the accompanying Figure 4 As shown:

[0025] The utility model provides a kind of gas water heater heat exchanger fixing device, including first box shell 1, first box shell 1 bottom is fixedly connected with second box shell 2 and third box shell 3 by multiple sets of screws, multiple sets of through holes are set in the both ends of first box shell 1, and fixed assembly is uniformly provided in the both ends of first box shell 1, and fixed assembly includes fixed plate 11, one end of fixed plate 11 is equipped with spring pull rod 12, spring pull rod 12 is fixedly connected with clamping plate 13 by passing through the through hole on first box shell 1, one end of clamping plate 13 is provided with buffer pad 14, heat exchanger 50 is clamped between buffer pad 14, one end of fixed plate 11 is also equipped with telescopic rod 15, and the both ends of first box shell 1 are provided with two groups of manual push rod 16;The fixed connection of multiple sets of screws in the bottom of first box shell 1 and second box shell 2 and third box shell 3 provides stable support base, ensures the stability of overall structure, screw connection can be disassembled according to need Shell improves convenience, spring pull rod 12 can adjust clamping heat exchanger 50 according to the size of different heat exchanger 50, manual push rod 16 can further clamp heat exchanger 50 after clamping heat exchanger 50 by spring pull rod 12, the buffer pad 14 on clamping plate 13 can protect heat exchanger 50 from deformation caused by clamping, improve the service life of heat exchanger 50, the air vent set on the protection plate 4 on clamping plate 13 and third box shell 3, can be provided with clamping and protection at the same time Flame of combustion chamber 60 contacts heat exchanger 50 to improve heat exchange efficiency.

[0026] Wherein, please refer to as Figures 2 to 4 The both ends of third box shell 3 are provided with two groups of sliding fixed plates 21, two groups of bidirectional screw rods 22 are respectively arranged on four groups of sliding fixed plates 21, multiple groups of sliding rails 23 are arranged on the top of four groups of sliding fixed plates 21, multiple groups of sliding grooves 24 are arranged on the both ends of third box shell 3 corresponding to multiple groups of sliding rails 23, multiple groups of sliding grooves 24 are slidably connected with multiple groups of sliding rails 23, and two groups of spring clamping plates 25 are arranged on the other two ends of third box shell 3;The sliding fixed plates 21 and bidirectional screw rods 22 on the both ends of third box shell 3 can be adjusted according to the size of combustion chamber 60 to adapt to different installation requirements or maintenance work, the bidirectional screw rods 22 on sliding fixed plates 21 can apply appropriate pressure to combustion chamber 60, ensure its stability in the working process, reduce vibration, and the arrangement of spring clamping plates 25 on the both ends of third box shell 3 helps to provide additional fixation and support in limited space, so that the overall design is more compact.

[0027] Wherein, please refer to as Figures 2 to 4As shown, the four groups of sliding fixing plates 21 are provided with mounting assemblies on the adjacent side, the mounting assembly comprises a spring plate 31, one end of the spring plate 31 is provided with a plurality of limiting sliding blocks 32, one end of the four groups of sliding fixing plates 21 is provided with a plurality of limiting sliding grooves 33 corresponding to the plurality of limiting sliding blocks 32, and the plurality of limiting sliding grooves 33 are slidably connected with the plurality of limiting sliding blocks 32; through the sliding connection of the plurality of limiting sliding blocks 32 and the plurality of limiting sliding grooves 33, it can be ensured that the spring plate 31 will not deviate in other directions when clamping the combustion chamber 60, and the spring plate 31 can play an auxiliary fixing role when the sliding fixing plate 21 clamps the combustion chamber 60; the top surface of the combustion chamber 60 is provided with two groups of positioning grooves 41, and the bottom of the third box shell 3 is provided with two groups of positioning plates 42 corresponding to the two groups of positioning grooves 41; the first box shell 1 is provided with two groups of guide rods 5 penetrating through the two ends, and the two ends of the two groups of guide rods 5 are connected with the telescopic rods 15.

[0028] The specific use mode and role of the embodiment: when the device is used, the heat exchanger 50 is placed on the clamping plate 13, the heat exchanger 50 is automatically clamped through the inertia of the spring pull rod 12, and then the heat exchanger 50 is fixed again through the manual push rod 16 so as not to be easily loosened, then the box shell is fixed on the combustion chamber 60 through the four groups of sliding fixing plates 21 on the third box shell 3, since the whole structure is detachable, when the heat exchanger 50 needs to be repaired, the heat exchanger 50 can be taken out only by counterclockwise rotating the manual push rod 16, and when the whole device needs to be maintained, the whole structure can be taken out only by counterclockwise rotating the two-way screw rod 22 to move the sliding fixing plate 21 outward, thereby solving the problem of difficult disassembly when the heat exchanger 50 needs to be repaired or replaced.

[0029] The embodiments of the utility model are given for example and description, and are not exhaustive or limit the utility model to the disclosed forms. Many modifications and changes are obvious to those skilled in the art. The embodiments are selected and described for better illustrating the principles and practical application of the utility model, and enabling those skilled in the art to understand the utility model so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A gas water heater heat exchanger fixing device, comprising a first housing (1), characterized in that: The bottom of the first housing (1) is fixedly connected to the second housing (2) and the third housing (3) by multiple sets of screws. Both ends of the first housing (1) are provided with fixing components. The fixing components include fixing plates (11). One end of the fixing plate (11) is provided with a spring pull rod (12). One end of the spring pull rod (12) passes through the through hole on the first housing (1) and is fixedly connected to the clamping plate (13). A buffer pad (14) is provided on one side of the clamping plate (13). A heat exchanger (50) is clamped between the two sets of buffer pads (14). One end of the fixing plate (11) is also provided with a telescopic rod (15). Both sides of the first housing (1) are provided with two sets of manual push rods (16).

2. The gas water heater heat exchanger fixing device as described in claim 1, characterized in that: The third housing (3) is provided with two sets of sliding fixing plates (21) on both sides, and two sets of bidirectional screws (22) are respectively threaded through the four sets of sliding fixing plates (21).

3. The gas water heater heat exchanger fixing device as described in claim 2, characterized in that: The top of each of the four sets of sliding fixing plates (21) is provided with multiple sets of slide rails (23), and the two ends of the third housing (3) are respectively provided with multiple sets of slide grooves (24) corresponding to the multiple sets of slide rails (23).

4. The gas water heater heat exchanger fixing device as described in claim 3, characterized in that: Multiple sets of the sliding grooves (24) are slidably connected to multiple sets of the sliding rails (23), and two sets of spring clamps (25) are provided at both ends of the third housing (3).

5. The gas water heater heat exchanger fixing device as described in claim 3, characterized in that: Each of the four sets of sliding fixing plates (21) has an installation component on an adjacent side. The installation component includes a spring plate (31). One end of the spring plate (31) is provided with multiple sets of limiting sliders (32). One end of each of the four sets of sliding fixing plates (21) corresponds to multiple sets of limiting sliders (32) and has multiple sets of limiting grooves (33). The multiple sets of limiting grooves (33) are slidably connected to the multiple sets of limiting sliders (32).

6. The gas water heater heat exchanger fixing device as described in claim 1, characterized in that: The second housing (2) has multiple sets of pipe holes at both ends. The third housing (3) has a combustion chamber (60) at the bottom. The top surface of the combustion chamber (60) has two sets of positioning grooves (41). The bottom of the third housing (3) has two sets of positioning plates (42) corresponding to the two sets of positioning grooves (41).

7. The gas water heater heat exchanger fixing device as described in claim 1, characterized in that: The inner side of the third housing (3) is provided with a protective plate (4). Both the protective plate (4) and the clamping plate (13) have multiple sets of ventilation holes at the bottom. Two sets of guide rods (5) are respectively passed through both ends of the first housing (1). Both ends of the two sets of guide rods (5) are connected to the telescopic rod (15).

Images