CN211953278U

CN211953278U - Double-safety electric water heater

Info

Publication number: CN211953278U
Application number: CN201922202294.7U
Authority: CN
Inventors: 范立群; 聂志贵; 范运山; 范森; 范伟虎; 贾双立; 范松
Original assignee: Hebei Bo Zhi Heat Energy Equipment Co ltd
Current assignee: Hebei Bo Zhi Heat Energy Equipment Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-11-17
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to a water heater technical field especially relates to a double insurance formula electric water heater. A spiral bearing sleeve is adopted, and a lifting impeller is arranged on one side close to the boss; a lifting rod is arranged on one side of the spiral bearing sleeve, which is far away from the lifting impeller; a bearing is arranged on one side of the lifting rod close to the spiral bearing sleeve; the lifting rod is connected with the spiral bearing sleeve through a bearing; the lifting rod and the boss are connected through the pressure spring, so that the functions that the lifting rod is driven by the spiral bearing sleeve to rotate and rise when the smoke tube is exhausted and the pressure spring rebounds to descend when the air is cut off are realized, and the problem of power of the lifting rod is solved; a blocking rod is arranged in the fixing table; the fixed platform is connected with the blocking rod through a tension spring; the structure of being connected through the pivot between first pivot groove and the second pivot groove has realized that the lift bar blocks the pole when rising and closes the vent valve, blocks the function that the vent valve was opened to the pole when the lift bar rebounded, has solved the problem of a large amount of gas leakages in the room.

Description

Double-safety electric water heater

Technical Field

The utility model relates to a water heater technical field especially relates to a double insurance formula electric water heater.

Background

With the continuous popularization and promotion of natural gas, the problem of safety when the gas electric water heater is used is always concerned, and as the water heater is used for a long time, a user does not maintain internal parts on time and once gas leaks, serious influence can be caused.

At present, some high-end gas water heaters can not only automatically cut off gas in the first time when gas leaks, but also can discharge the leaked gas through the ventilation pipeline inside the gas water heater, so that the condition that a large amount of gas is leaked indoors is avoided, and danger is caused.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a double-insurance electric water heater aiming at the technical defects, wherein a spiral bearing sleeve is provided with a lifting impeller close to one side of a boss; a lifting rod is arranged on one side of the spiral bearing sleeve, which is far away from the lifting impeller; a bearing is arranged on one side of the lifting rod close to the spiral bearing sleeve; the lifting rod is connected with the spiral bearing sleeve through a bearing; the lifting rod and the boss are connected through the pressure spring, so that the functions that the lifting rod is driven by the spiral bearing sleeve to rotate and rise when the smoke tube is exhausted and the pressure spring rebounds to descend when the air is cut off are realized, and the problem of power of the lifting rod is solved; a blocking rod is arranged in the fixing table; the fixed platform is connected with the blocking rod through a tension spring; the structure of being connected through the pivot between first pivot groove and the second pivot groove has realized that the lift bar blocks the pole when rising and closes the vent valve, blocks the function that the vent valve was opened to the pole when the lift bar rebounded, has solved the problem of a large amount of gas leakages in the room.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: comprises a shell; a shell cover is arranged on the shell; the shell cover is provided with a control panel; a combustor is arranged in the shell; a smoke pipe is arranged on one side of the burner close to the shell; a boss is arranged in the smoke tube; a spiral groove is arranged in the boss; a spiral bearing sleeve is arranged in the spiral groove; one side of the spiral bearing sleeve, which is close to the lug boss, is provided with a rising impeller; a lifting rod is arranged on one side of the spiral bearing sleeve, which is far away from the lifting impeller; a bearing is arranged on one side of the lifting rod close to the spiral bearing sleeve; the lifting rod is connected with the spiral bearing sleeve through a bearing; the lifting rod is connected with the boss through a pressure spring; a first rotating shaft groove is formed in one side, far away from the spiral bearing sleeve, of the lifting rod; a ventilation valve is arranged on one side of the smoke pipe close to the burner; a fixed platform is arranged in the ventilation valve; a blocking rod is arranged in the fixed table; the fixed platform is connected with the blocking rod through a tension spring; a second rotating shaft groove is formed in one side, far away from the fixed table, of the blocking rod; the first rotating shaft groove and the second rotating shaft groove are connected through a rotating shaft.

Further optimizing the technical scheme, a gas alarm is arranged on one side of the shell, which is far away from the burner; a cold water pipe is arranged on one side of the burner close to the shell; a flow sensor is arranged on one side of the cold water pipe away from the combustor; a hot water pipe is arranged on one side of the combustor close to the cold water pipe; one side of the hot water pipe, which is far away from the burner, is provided with a controller.

Further optimizing the technical scheme, a gas proportional valve is arranged on one side of the burner, which is far away from the smoke tube; and a gas self-closing valve is arranged on one side of the gas proportional valve, which is far away from the burner.

Compared with the prior art, the utility model has the advantages of it is following: 1. the spiral bearing sleeve is provided with the ascending impeller at one side close to the lug boss, so that the structure is favorable for ensuring that the spiral bearing keeps an ascending state under the normal working condition of the water heater; 2. the lifting rod is connected with the boss through a pressure spring, and the structure is favorable for ensuring that the lifting rod can rebound rapidly when the water heater breaks down or stops working; 3. a blocking rod is arranged in the fixed table; the fixed platform is connected with the blocking rod through a tension spring, and the structure is favorable for ensuring that the tension spring can quickly pull the blocking rod back to close the vent valve; 4. the first rotating shaft groove and the second rotating shaft groove are connected through a rotating shaft, and the structure is favorably ensured; the blocking rod is driven to close the vent valve when the lifting rod is lifted, and the blocking rod can stretch the tension spring to open the vent valve when the lifting rod is rebounded by the pressure spring.

Drawings

Fig. 1 is a schematic view of the overall structure of a double-safety electric water heater.

Fig. 2 is a schematic diagram of an internal structure of a double-safety electric water heater.

Fig. 3 is a schematic sectional view showing the structure of the vent valve.

Fig. 4 is a structural section schematic diagram of part of the ventilation valve.

In the figure: 1. a housing; 2. a shell cover; 3. a control panel; 4. a burner; 5. a smoke pipe; 6. a vent valve; 7. A gas alarm; 8. a cold water pipe; 9. a flow sensor; 10. a hot water pipe; 11. a controller; 12. a gas proportional valve; 13. a gas self-closing valve; 101. a spiral bearing housing; 102. a raising impeller; 103. a lifting bar; 104. a bearing; 105. a pressure spring; 106. a blocking lever; 107. a tension spring; 108. a rotating shaft; 201. a boss; 202. a helical groove; 203. a first shaft groove; 204. a fixed table; 205. a second rotary shaft groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: referring to fig. 1-4, a housing cover 2 is arranged on the housing 1; the shell cover 2 is provided with a control panel 3; a combustor 4 is arranged in the shell 1; a smoke pipe 5 is arranged on one side of the combustor 4 close to the shell 1; a boss 201 is arranged in the smoke tube 5; a spiral groove 202 is arranged in the boss 201; a spiral bearing sleeve 101 is arranged in the spiral groove 202; a rising impeller 102 is arranged on one side of the spiral bearing sleeve 101 close to the boss 201; a lifting rod 103 is arranged on one side of the spiral bearing sleeve 101, which is far away from the lifting impeller 102; a bearing 104 is arranged on one side of the lifting rod 103 close to the spiral bearing sleeve 101; the lifting rod 103 is connected with the spiral bearing sleeve 101 through a bearing 104; the lifting rod 103 is connected with the boss 201 through a pressure spring 105; a first rotating shaft groove 203 is formed in one side, far away from the spiral bearing sleeve 101, of the lifting rod 103; a ventilation valve 6 is arranged on one side of the smoke pipe 5 close to the burner 4; a fixed table 204 is arranged in the ventilation valve 6; the blocking rod 106 is arranged in the fixed platform 204; the fixed platform 204 is connected with the blocking rod 106 through a tension spring 107; a second rotating shaft groove 205 is formed in one side, far away from the fixed table 204, of the blocking rod 106; the first rotating shaft groove 203 is connected with the second rotating shaft groove 205 through a rotating shaft 108; a gas alarm 7 is arranged on one side of the shell 1, which is far away from the burner 4; a cold water pipe 8 is arranged on one side of the combustor 4 close to the shell 1; a flow sensor 9 is arranged on one side of the cold water pipe 8 far away from the combustor 4; a hot water pipe 10 is arranged on one side of the combustor 4 close to the cold water pipe 8; a controller 11 is arranged on one side of the hot water pipe 10 far away from the burner 4; a gas proportional valve 12 is arranged on one side of the burner 4 far away from the smoke pipe 5; and a gas self-closing valve 13 is arranged on one side of the gas proportional valve 12, which is far away from the burner 4.

When the double-safety electric water heater is used, the first step is combined with the step shown in fig. 1, when a user uses the double-safety electric water heater, the natural gas is inflammable and explosive, and once the natural gas leaks, the user cannot find the natural gas in time and ventilate the natural gas in time, so that serious consequences can be brought.

Step two, as shown in fig. 1-4, when the natural gas water heater is in a normal working state when a user uses the natural gas water heater, cold water enters the burner 4 through the cold water pipe 8, the burner 4 heats water through burning natural gas, hot water flows out through the hot water pipe 9, waste gas discharged when the burner 4 works is discharged through the smoke pipe 5, wind power drives the lifting impeller 102 to rotate before the smoke pipe 5 discharges the waste gas, meanwhile, the spiral bearing sleeve 101 drives the lifting rod 103 to lift and compress the pressure spring 105, the lifting rod 103 rapidly pulls the blocking rod 106 back through the rotating shaft 108 and the tension spring 107, the blocking rod 106 closes the vent valve 6, the gas self-closing valve 13 is rapidly closed when gas leakage occurs in the natural gas water heater, the internal gas alarm 7 gives an alarm, the natural gas water heater is automatically closed after gas supply is cut off, and the natural gas water heater is automatically closed due to the effect of wind power in the smoke pipe, the pressure spring 105 rapidly restores to the original state to pull the lifting rod 103 back, meanwhile, the lifting rod 103 pushes up the blocking rod 106 through the rotating shaft 108, the ventilation valve 6 is opened at the moment, and the leaked natural gas is discharged out of the room through a flue according to the principle that the density of the natural gas is smaller than that of air.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting the machinery setting, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A double insurance type electric water heater is characterized in that: comprising a housing (1); a shell cover (2) is arranged on the shell (1); the shell cover (2) is provided with a control panel (3); a combustor (4) is arranged in the shell (1); a smoke pipe (5) is arranged on one side of the combustor (4) close to the shell (1); a boss (201) is arranged in the smoke tube (5); a spiral groove (202) is arranged in the boss (201); a spiral bearing sleeve (101) is arranged in the spiral groove (202); a rising impeller (102) is arranged on one side, close to the boss (201), of the spiral bearing sleeve (101); a lifting rod (103) is arranged on one side of the spiral bearing sleeve (101) far away from the lifting impeller (102); a bearing (104) is arranged on one side of the lifting rod (103) close to the spiral bearing sleeve (101); the lifting rod (103) is connected with the spiral bearing sleeve (101) through a bearing (104); the lifting rod (103) is connected with the boss (201) through a pressure spring (105); a first rotating shaft groove (203) is formed in one side, far away from the spiral bearing sleeve (101), of the lifting rod (103); a ventilation valve (6) is arranged on one side of the smoke pipe (5) close to the burner (4); a fixed table (204) is arranged in the ventilation valve (6); a blocking rod (106) is arranged in the fixed table (204); the fixed platform (204) is connected with the blocking rod (106) through a tension spring (107); a second rotating shaft groove (205) is formed in one side, far away from the fixed table (204), of the blocking rod (106); the first rotating shaft groove (203) is connected with the second rotating shaft groove (205) through a rotating shaft (108).

2. A double safety electric water heater according to claim 1, characterized in that: a gas alarm (7) is arranged on one side of the shell (1) far away from the combustor (4); a cold water pipe (8) is arranged on one side of the combustor (4) close to the shell (1); a flow sensor (9) is arranged on one side of the cold water pipe (8) far away from the combustor (4); a hot water pipe (10) is arranged on one side of the combustor (4) close to the cold water pipe (8); a controller (11) is arranged on one side of the hot water pipe (10) far away from the burner (4).

3. A double safety electric water heater according to claim 1, characterized in that: a gas proportional valve (12) is arranged on one side of the burner (4) far away from the smoke pipe (5); a gas self-closing valve (13) is arranged on one side of the gas proportional valve (12) far away from the burner (4).