CN220602833U

CN220602833U - Water heater inner container air tightness water detection equipment

Info

Publication number: CN220602833U
Application number: CN202322233650.8U
Authority: CN
Inventors: 钟毅
Original assignee: Qingdao Juzhongli Industrial Equipment Co ltd
Current assignee: Qingdao Juzhongli Industrial Equipment Co ltd
Priority date: 2023-08-19
Filing date: 2023-08-19
Publication date: 2024-03-15
Anticipated expiration: 2033-08-19

Abstract

The utility model discloses water tightness water detection equipment for a water heater inner container, and relates to the technical field of water heater production. An airtight water detection device for a water heater inner container comprises a rack; further comprises: the conveying mechanism is annularly arranged and positioned at the top of the frame; a plurality of hanging fixtures hung on the conveying mechanism; and a water tank located below the transfer mechanism; wherein the conveying section of the conveying mechanism above the water tank is arranged in a concave form. According to the utility model, a suspension type circulating structure is adopted, and air tightness detection is carried out by matching with water detection, so that the field space of a factory is saved, and the detection efficiency is improved.

Description

Water heater inner container air tightness water detection equipment

Technical Field

The utility model relates to the technical field of water heater production, in particular to water tightness detection equipment for a water heater inner liner.

Background

The inner container of the water heater is a key structure of the water heater and is generally formed by metal welding. After the inner container of the water heater is welded and formed, the welded inner container can be subjected to air tightness detection and is used for product quality inspection.

At present, the mode that the water heater inner bag carries out the gas tightness and detects generally is: and (3) a worker inflates the water heater inner container to a preset pressure by using a set of inflation equipment with a pressure gauge, and continuously observing whether the pressure on the pressure gauge falls back or not for a period of time, so as to judge whether the welding of the water heater inner container is qualified or not.

Regarding the above-mentioned method for detecting the air tightness of the inner liner of the water heater, the inventors consider that the following technical problems exist:

1. according to the air tightness detection mode, workers are required to continuously observe the pressure change on the pressure gauge in a period of time, so that a slowly leaked unqualified product cannot be quickly found, and the production efficiency is affected;

2. meanwhile, in order to improve production efficiency, a plurality of airtight detection posts are required to be additionally arranged, and more manpower and space resources are occupied.

Therefore, how to solve the above-mentioned problems, design a detection device capable of rapidly detecting the tightness of the inner container, and reducing the occupation of manpower and space resources is a technical problem that needs to be solved by those skilled in the art.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

Aiming at the technical problems, the embodiment of the utility model provides a water detection device for the air tightness of the inner liner of a water heater, which aims to solve the problems in the background technology.

The utility model provides the following technical scheme:

an airtight water detection device for a water heater inner container comprises a rack; further comprises:

the conveying mechanism is annularly arranged and positioned at the top of the frame;

a plurality of hanging fixtures hung on the conveying mechanism; the method comprises the steps of,

a water tank located below the transfer mechanism;

wherein the conveying section of the conveying mechanism above the water tank is arranged in a concave form.

Preferably, the conveying mechanism includes:

the track is fixed on the frame in a ring shape, and track grooves are formed in two sides of the track;

the two support arms of the hooks are limited by the rollers to roll in the track grooves on two sides of the track;

the suspension chains are positioned below the track and arranged along the track distribution direction, and are fixed on the hooks;

wherein, the track section of track above the water tank is concave curve track.

Preferably, the motor is fixed on the frame, and the chain wheel is fixed on the main shaft of the motor; the suspension chain is meshed with the chain wheel for transmission.

Preferably, the hanging tool comprises a bottom plate, a force arm fixedly connected with the bottom plate and a bracket arranged on the bottom plate for supporting the liner; the force arm is fixed on the hook.

Preferably, the bracket comprises two vertical plates arranged at intervals and a top plate positioned at the tail part of the vertical plates; the top of the vertical plate is provided with a concave groove.

Preferably, the automatic air charging device also comprises an automatic air charging mechanism, and the automatic air charging mechanism is used for charging and maintaining pressure for the inner container of the water heater.

Preferably, the automatic inflation mechanism comprises a sealing member, a driving member and a guiding member which are arranged on the hanging tool;

the sealing piece comprises a plate body and a sealing plug fixed on the plate body; the sealing plug is provided with an inflation interface;

the guide piece comprises a vertical frame fixed on the bottom plate and a transverse guide post fixed on the vertical frame; wherein the plate body slides on the transverse guide post;

the driving piece comprises a cylinder, a first rod and a second rod;

the cylinder is obliquely downwards arranged, and the bottom of the cylinder body is hinged on the arm of force;

one end of the rod I is hinged with the driving end of the air cylinder, and the other end of the rod I is hinged on the bottom plate;

and one end of the second rod is hinged with the driving end of the air cylinder, and the other end of the second rod is hinged on the plate body.

The water tightness water detection device for the inner container of the water heater provided by the embodiment of the utility model has the following beneficial effects:

1. according to the utility model, a suspension type circulating structure is adopted, and air tightness detection is carried out by matching with water detection, so that the field space of a factory is saved, and the detection efficiency is improved;

2. through setting up automatic inflation mechanism on hanging frock, can realize the automatic inflation pressurize of water heater inner bag, do not need additionally to add the manual work and carry out the cooperation and aerify, saved the manual work.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of a suspension tooling for a part of structural section of a conveying mechanism in the present utility model;

FIG. 3 is a schematic view of a first angle of the suspension fixture according to the present utility model;

FIG. 4 is a schematic view of a structure of a second suspension tool angle in the present utility model;

FIG. 5 is a schematic view of a suspension tooling angle III according to the present utility model;

FIG. 6 is an enlarged view of a portion of FIG. 2A in accordance with the present utility model;

fig. 7 is an enlarged view of a portion of B of fig. 3 in accordance with the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by a person skilled in the art without making any inventive effort are within the scope of the present utility model.

See fig. 1-7.

Aiming at the problems mentioned in the background art, the embodiment of the utility model provides water detection equipment for the air tightness of the inner container of a water heater, which solves the technical problems and has the following technical scheme:

the water tightness water detection device for the inner container of the water heater comprises a rack 100;

specifically, the frame 100 is mainly formed by welding or screwing structures such as plates, pipes and the like; the specific shape is not specifically set, and is mainly specifically set according to specific places and actual conditions;

further comprises:

a transfer mechanism 200 disposed in a ring shape and located at the top of the frame 100; the conveying mechanism 200 is used for circularly conveying the hanging tool 400;

a plurality of hanging fixtures 400 hung on the conveying mechanism 200; the hanging fixture 400 is used for placing the water heater liner 500, and then is sent to different working positions through the conveying mechanism 200;

and a water tank 300 located below the transfer mechanism 200;

when the water tank 300 is sequentially buffered by the water heater liner 500 after the pressure maintaining is inflated, a detector can quickly find whether the product has the phenomenon of quick or slow leakage only through appearance, and the product can be conveniently reworked by drawing marks at the leakage positions in advance, so that the production efficiency is greatly improved;

wherein the conveying section of the conveying mechanism 200 above the water tank 300 is arranged in a concave form; as shown in fig. 1, the conveying mechanism 200 is disposed in a recessed manner in a conveying section above the water tank 300, and is disposed in a manner of sinking toward the water tank 300;

when the conveying mechanism 200 is arranged in a concave form on the conveying section above the water tank 300 and the hanging tool 400 is conveyed to the water tank 300 through the conveying mechanism 200, the hanging tool 400 can perform a conveying mode of descending and then ascending along the conveying mechanism 200 in the concave form;

when the hanging tool 400 descends and is conveyed, the water heater liner 500 can be immersed into water in the water tank 300 for rapid air tightness detection; then the hanging fixture 400 is lifted and conveyed to remove the submerged water heater liner 500.

Fig. 2 and 6; in this embodiment, the conveying mechanism 200 includes:

a rail 210 fixed on the frame 100 in a ring shape, and rail grooves 211 are provided at both sides of the rail 210;

the two support arms of the hooks 230 are limited by the rollers 220 to roll in the track grooves 211 on two sides of the track 210;

suspension chains 240 located below the rails 210 and arranged along the rail distribution direction, specifically, the suspension chains 240 are ring-shaped, and the suspension chains 240 are fixed on the hooks 230; the hanger 230 hangs the hanging chain 240 below the rail 210, and the rail 210 not only serves as a supporting structure of the hanging chain 240 but also limits the loop structure of the hanging chain 240;

wherein the track section of the track 210 above the water tank 300 is a concave curve track; the concave curved track is arranged such that the suspension chain 240 is also arranged in a concave form at this segment position.

In this embodiment, the suspension chain 240 is driven by a motor and a sprocket, so that the suspension fixture 400 can be sent to different working positions.

In this embodiment, the motor is fixed on the frame 100, and the sprocket is fixed on the main shaft of the motor; the suspension chain 240 is meshed with the chain wheel for transmission; different chain wheels can be arranged for adjusting the power transmission direction of the motor and setting different transmission ratios.

It should be noted that the cooperation between the motor and the sprocket is a common transmission power in a suspension chain structure, which is a prior art, and the present utility model is not limited herein.

In this embodiment, the suspension fixture 400 includes a base plate 410, a force arm 420 fixedly connected to the base plate 410, and a bracket disposed on the base plate 410 for supporting the liner; the arm 420 is fixed on the hook 230; the water heater inner container 500 can be placed on the bracket, and before the hanging tool 400 is conveyed through the conveying mechanism 200, the water heater inner container 500 needs to be inflated in advance.

Fig. 4 and 5 show the same; in this embodiment, the bracket includes two vertical plates 431 disposed at intervals, and a top plate 432 located at the tail of the vertical plates 431; the top of the vertical plate 431 is provided with a concave groove.

In the embodiment, the automatic air charging device also comprises an automatic air charging mechanism, wherein the automatic air charging mechanism is used for charging and maintaining pressure for the inner container of the water heater; by arranging the automatic inflation mechanism, the manual cooperation inflation is not needed, and the time is saved.

FIGS. 3-5, and FIG. 7; to better understand the structure of the automatic inflation mechanism, this embodiment exemplifies an automatic inflation mechanism that includes a sealing member, a driving member, and a guiding member provided on the suspension fixture 400;

the seal comprises a plate 440 and a sealing plug 450 secured to the plate 440; the plate 440 serves as a support structure for the sealing plug 450; wherein, the sealing plug 450 is provided with an inflation interface; the inflation interface is connected with inflation equipment through a pipeline;

the guide includes a stand 462 fixed to the base plate 410 and a transverse guide pillar 461 fixed to the stand 462; wherein the plate 440 slides over the transverse guide posts 461;

the driving member includes a cylinder 451, a first rod 452, and a second rod 453;

the cylinder 451 is arranged obliquely downwards, and the bottom of the cylinder body is hinged on the force arm 420;

one end of the first rod 452 is hinged with the driving end of the air cylinder 451, and the other end of the first rod 452 is hinged on the bottom plate 410;

one end of the second rod 453 is hinged to the driving end of the air cylinder 451, and the other end of the second rod 453 is hinged to the plate body 440.

The driving end of the air cylinder 451 is extended, so that the rod I452 and the rod II 453 can be driven to be reversely far away, and the plate body 440 and the sealing plug 450 are pushed to move until the sealing plug 450 is propped against the pipe orifice on the inner container 500 of the water heater; a top plate 432 at the tail of the vertical plate 431 is used for limiting the displacement of the water heater liner 500;

the driving end of the air cylinder 451 is contracted to drive the first rod 452 and the second rod 453 to approach each other, so that the sealing plug 450 is pulled out from the pipe orifice on the water heater inner container 500.

The working method of the water tightness water detection equipment for the inner container of the water heater provided by the embodiment of the utility model is as follows:

1. directly placing the water heater liner 500 on a bracket on the hanging tool 400 by means of a mechanical arm or a worker;

2. the automatic inflation mechanism is used for maintaining pressure after inflating the water heater inner container 500;

specifically, the driving end of the air cylinder 451 extends, the driving rod I452 and the driving rod II 453 are reversely far away, and the plate body 440 and the sealing plug 450 are pushed to move until the sealing plug 450 is propped against the pipe orifice on the inner container 500 of the water heater for sealing; the inflation interface is connected with inflation equipment through a pipeline for inflation;

3. after the inflation is finished, the conveying mechanism 200 conveys the hanging tool 400 and the water heater liner 500 to the water tank 300 and sinks into the water of the water tank 300, and a detector can quickly find whether the product has a quick or slow leakage phenomenon through appearance;

4. and after the air tightness detection is finished, the conveying mechanism 200 continues to convey and move the hanging tool 400 out of the water tank 300 to the next station.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may or may not be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

It will be understood that equivalents and modifications will occur to those skilled in the art in light of the present teachings and concepts, and all such modifications and substitutions are intended to be included within the scope of the present utility model as defined in the accompanying claims.

Claims

1. An airtight water detection device for a water heater inner container comprises a rack; characterized by further comprising:

a water tank located below the transfer mechanism;

wherein, the conveying section of the conveying mechanism above the water tank is arranged in a concave form;

the conveying mechanism comprises:

2. The water-tightness testing device for inner containers of water heater according to claim 1, further comprising a motor fixed on the frame, and a sprocket fixed on the main shaft of the motor; the suspension chain is meshed with the chain wheel for transmission.

3. The water tightness detection device for the inner container of the water heater according to claim 1, wherein the hanging tool comprises a bottom plate, a force arm fixedly connected with the bottom plate and a bracket arranged on the bottom plate for supporting the inner container; the force arm is fixed on the hook.

4. The water-tightness detecting device for inner containers of water heater according to claim 3, wherein the bracket comprises two vertical plates arranged at intervals and a top plate positioned at the tail part of the vertical plates; the top of the vertical plate is provided with a concave groove.

5. The water tightness testing device for inner containers of water heaters according to claim 4, further comprising an automatic inflation mechanism for inflating and maintaining pressure of the inner containers of water heaters.

6. The water heater inner liner air-tight water testing apparatus according to claim 5, wherein the automatic air charging mechanism comprises a sealing member, a driving member and a guiding member provided on a hanging tool;

the driving piece comprises a cylinder, a first rod and a second rod;