A booster of a range hood and a range hood

Abstract

This utility model discloses a booster for a range hood and a range hood itself. The booster is disposed between the cleaning water pump and the cleaning nozzle of the range hood. The booster includes a housing with a first flow channel inside; and a spiral structure disposed within the first flow channel, through which liquid flows spirally. This utility model provides a booster for a range hood that can increase the pressure of the liquid flowing out of the cleaning nozzle, thereby improving the cleaning effect.

Description

Technical Field

[0001] This utility model relates to the field of kitchen appliance technology, and in particular to a booster and a range hood. Background Technology

[0002] Existing self-cleaning systems for range hoods typically use a water pump to draw water from a cleaning cup into the pump under vacuum. The water is then pressurized by the pump and sprayed through nozzles onto the impeller. However, the water pressure sprayed onto the impeller using only the pump is insufficient to achieve the desired cleaning effect.

[0003] Therefore, there is an urgent need for a booster for range hoods to solve the above problems. Utility Model Content

[0004] The present invention aims to at least partially solve one of the problems existing in the prior art. To this end, the present invention proposes a pressure booster for a range hood, which can increase the pressure of the liquid flowing out of the cleaning nozzle and improve the cleaning effect.

[0005] The above objectives are achieved through the following technical solutions:

[0006] A booster for a range hood, the booster being disposed between the cleaning water pump of the range hood and the cleaning nozzle of the range hood, the booster comprising:

[0007] The outer casing has a first flow channel inside it;

[0008] A spiral structure is disposed within the first flow channel, and the liquid in the first flow channel travels in a spiral manner after passing through the spiral structure.

[0009] Optionally, it also includes a connector cover, which is installed at the outlet end of the first flow channel and detachably connected to the housing, and the connector cover has a second flow channel communicating with the first flow channel.

[0010] Optionally, the outer casing includes a casing body with external threads. The connector cover includes a connector portion and a water outlet portion connected to each other. The connector portion has a water passage groove communicating with the first flow channel. The inner wall of the water passage groove has an internal thread that is threadedly connected to the external thread. The water outlet portion has a second flow channel communicating with the water passage groove. The water outlet portion is connected to the water inlet end of the cleaning nozzle.

[0011] Optionally, the housing further includes a water inlet on the housing body, the water inlet being located at the water inlet end of the first flow channel, the water inlet having a third flow channel communicating with the first flow channel, and the water inlet being connected to the water outlet end of the cleaning water pump.

[0012] Optionally, the spiral structure is a spiral impeller.

[0013] Optionally, it also includes a first fixing member and a second fixing member. The first fixing member is disposed at the water inlet end of the first flow channel, and the second fixing member is disposed at the water outlet end of the first flow channel. The spiral impeller includes a shaft and spiral blades disposed on the shaft. The first end of the shaft is mounted on the first fixing member, and the second end of the shaft is mounted on the second fixing member. Both the first fixing member and the second fixing member are provided with through holes communicating with the first flow channel.

[0014] Optionally, a first step is provided on the inner wall of the first flow channel, the first step is located at the water inlet end of the first flow channel, the side of the first fixing member facing away from the water outlet end of the first flow channel abuts against the first step, a first insertion hole is provided in the middle of the first fixing member, a second step is provided at the first end of the shaft, the first end of the shaft is inserted into the first insertion hole, the side of the first fixing member facing the water outlet end of the first flow channel abuts against the second step, the side of the second fixing member facing away from the water inlet end of the first flow channel abuts against the connector cover, a second insertion hole is provided in the middle of the second fixing member, a third step is provided at the second end of the shaft, the second end of the shaft is inserted into the second insertion hole, and the side of the second fixing member facing the water inlet end of the first flow channel abuts against the third step.

[0015] Optionally, both the first and second fixing members have multiple through holes on their periphery.

[0016] Optionally, the spiral structure is a spiral baffle integrally formed with the outer shell.

[0017] Another aspect of this utility model provides a range hood, including a cleaning water cup, a cleaning water pump, a cleaning nozzle, and a booster for the range hood, wherein the water inlet of the cleaning water pump is connected to the cleaning water cup.

[0018] Compared with the prior art, the present invention has at least the following beneficial effects:

[0019] The booster provided by this utility model is located between the cleaning water pump and the cleaning nozzle of the range hood. The booster includes a housing and a spiral structure. A first flow channel is provided inside the housing. The spiral structure is located inside the first flow channel. The liquid in the first flow channel flows through the spiral structure and moves in a spiral motion, thereby achieving a liquid convergence and pressurization effect, further increasing the liquid pressure flowing out of the cleaning nozzle and improving the cleaning effect. Attached Figure Description

[0020] Figure 1This is a three-dimensional structural diagram of the range hood provided in a specific embodiment of this utility model;

[0021] Figure 2 This is a three-dimensional structural diagram of the range hood after the casing has been removed, according to a specific embodiment of this utility model.

[0022] Figure 3 This is a three-dimensional structural diagram of the booster of the range hood provided in a specific embodiment of this utility model;

[0023] Figure 4 yes Figure 3 Exploded view;

[0024] Figure 5 yes Figure 3 The main view;

[0025] Figure 6 yes Figure 5 Sectional view at point AA;

[0026] Figure 7 This is a three-dimensional structural diagram of the booster of the range hood provided in specific embodiment two of this utility model;

[0027] Figure 8 yes Figure 7 The main view;

[0028] Figure 9 yes Figure 8 Sectional view at point BB.

[0029] In the picture:

[0030] 1. Intensifier; 11. Housing; 10. First flow channel; 101. First step; 11. Housing body; 112. Water inlet; 1120. Third flow channel; 12. Spiral impeller; 121. Shaft; 1211. Second step; 122. Spiral blade; 113. External thread; 13. Connector cover; 131. Connector; 132. Water outlet; 130. Second flow channel; 140. Through hole; 141. First fixing member; 1410. First insertion hole; 142. Second fixing member; 1420. Second insertion hole; 15. Spiral baffle;

[0031] 2. Clean the water pump;

[0032] 3. Clean the nozzle;

[0033] 4. Clean the water cup;

[0034] 5. Chassis;

[0035] 6. Smoke hood;

[0036] 7. Fan. Detailed Implementation

[0037] The following embodiments illustrate the present invention, but the present invention is not limited to these embodiments. Modifications to the specific implementation of the present invention or equivalent substitutions for some technical features, without departing from the spirit of the present invention, should all be covered within the scope of the technical solution claimed by the present invention.

[0038] Example 1

[0039] Please refer to Figures 1-6 This utility model provides a booster for a range hood. The booster 1 is disposed between the cleaning water pump 2 and the cleaning nozzle 3 of the range hood. The booster 1 includes a housing 11 and a spiral structure. A first flow channel 10 is provided inside the housing 11. The spiral structure is disposed inside the first flow channel 10. The liquid in the first flow channel 10 flows spirally after passing through the spiral structure, thereby achieving a liquid convergence and pressurization effect, further increasing the liquid pressure flowing out of the cleaning nozzle 3, and improving the cleaning effect.

[0040] Optionally, it also includes a connector cover 13, which is installed at the outlet end of the first flow channel 10 and detachably connected to the outer casing 11. A second flow channel 130 communicating with the first flow channel 10 is opened in the connector cover 13. By setting the connector cover 13 detachably connected to the outer casing 11, a spiral structure can be set in the first flow channel 10.

[0041] Optionally, the outer casing 11 includes a casing body 11, on which an external thread 113 is provided. The connector cover 13 includes a connector portion 131 and a water outlet portion 132 connected to each other. A water passage groove communicating with the first flow channel 10 is provided on the connector portion 131. An internal thread is provided on the inner wall of the water passage groove, and the internal thread is threadedly connected with the external thread 113. A second flow channel 130 communicating with the water passage groove is provided on the water outlet portion 132. The water outlet portion 132 is connected to the water inlet end of the cleaning nozzle 3 to facilitate the detachable connection between the outer casing 11 and the connector cover 13.

[0042] Optionally, the outer casing 11 also includes a water inlet 112 disposed on the casing body 11. The water inlet 112 is disposed at the water inlet end of the first flow channel 10. A third flow channel 1120 communicating with the first flow channel 10 is opened in the water inlet 112. The water inlet 112 is connected to the water outlet end of the cleaning water pump 2.

[0043] Optionally, the helical structure is a helical impeller 12.

[0044] Optionally, the system also includes a first fixing member 141 and a second fixing member 142. The first fixing member 141 is located at the inlet end of the first flow channel 10, and the second fixing member 142 is located at the outlet end of the first flow channel 10. The helical impeller 12 includes a shaft 121 and helical blades 122 mounted on the shaft 121. The first end of the shaft 121 is mounted on the first fixing member 141, and the second end of the shaft 121 is mounted on the second fixing member 142. Both the first fixing member 141 and the second fixing member 142 have through holes 140 communicating with the first flow channel 10 to facilitate liquid passage. By providing the first fixing member 141 and the second fixing member 142, the helical impeller 12 can be installed within the first flow channel 10.

[0045] Optionally, a first step 101 is provided on the inner wall of the first flow channel 10. The first step 101 is located at the water inlet end of the first flow channel 10. The side of the first fixing member 141 facing away from the water outlet end of the first flow channel 10 abuts against the first step 101. A first insertion hole 1410 is provided in the middle of the first fixing member 141. A second step 1211 is provided at the first end of the shaft 121. The first end of the shaft 121 is inserted into the first insertion hole 1410. The side of the first fixing member 141 facing the water outlet end of the first flow channel 10 abuts against the second step 101. The second fixing member 142 abuts against the water inlet end of the first flow channel 10 on the side facing away from the water inlet end and abuts against the connector cover 13. The second fixing member 142 has a second insertion hole 1420 in the middle. The second end of the shaft 121 is provided with a third step. The second end of the shaft 121 is inserted into the second insertion hole 1420. The side of the second fixing member 142 facing the water inlet end of the first flow channel 10 abuts against the third step, thereby realizing the stable installation of the first fixing member 141, the second fixing member 142 and the spiral impeller 12 in the first flow channel 10.

[0046] Optionally, the periphery of both the first fixing member 141 and the second fixing member 142 is provided with a plurality of through holes 140 to facilitate the rapid and uniform passage of liquid.

[0047] Example 2

[0048] Please refer to Figures 7-9 The difference between Embodiment 2 and Embodiment 1 is that the spiral structure is a spiral baffle 15 integrally formed with the outer shell 11, which directly realizes the effect of setting the spiral structure in the first flow channel 10. There is no need to set the first fixing member 141 and the second fixing member 142 separately to fix the spiral structure in the first flow channel 10. It has the advantages of simple and compact structure and easy installation. It is only necessary to connect the outer shell 11 and the connector cover 13.

[0049] Another aspect of this utility model provides a range hood, including a cleaning water cup 4, a cleaning water pump 2, a cleaning nozzle 3, and a booster 1 for the range hood, wherein the water inlet of the cleaning water pump 2 is connected to the cleaning water cup 4.

[0050] Optionally, the system also includes a housing 5, a fan 7, and a fume hood 6. The fan is installed in the housing 5, and the cleaning nozzle 3 is installed on the fan for spraying and cleaning the turbine of the fan 7. The fume hood 6 is installed on the lower side of the housing 5 and communicates with the fan 7 for collecting oil fumes. A cleaning water cup 4 is installed on the fume hood 6.

[0051] The above descriptions are merely some embodiments of this utility model. For those skilled in the art, various modifications and improvements can be made without departing from the inventive concept of this utility model, and all such modifications and improvements fall within the protection scope of this utility model.

Claims

1. A booster for a range hood, characterized in that, The booster is disposed between the cleaning water pump (2) of the range hood and the cleaning nozzle (3) of the range hood, and the booster includes: The outer shell (11) has a first flow channel (10) inside it; A spiral structure is provided in the first flow channel (10), and the liquid in the first flow channel (10) travels in a spiral after flowing through the spiral structure.

2. The booster for the range hood according to claim 1, characterized in that, It also includes a connector cover (13), which is installed at the outlet end of the first flow channel (10) and detachably connected to the outer shell (11). A second flow channel (130) communicating with the first flow channel (10) is provided inside the connector cover (13).

3. The booster for the range hood according to claim 2, characterized in that, The outer shell (11) includes a shell body (111), on which an external thread (113) is provided. The connector cover (13) includes a connector portion (131) and a water outlet portion (132) connected to each other. A water passage groove communicating with the first flow channel (10) is provided on the connector portion (131). An internal thread is provided on the inner wall of the water passage groove. The internal thread is threadedly connected to the external thread (113). A second flow channel (130) communicating with the water passage groove is provided on the water outlet portion (132). The water outlet portion (132) is connected to the water inlet end of the cleaning nozzle (3).

4. The booster for the range hood according to claim 3, characterized in that, The outer shell (11) also includes a water inlet (112) disposed on the shell body (111). The water inlet (112) is disposed at the water inlet end of the first flow channel (10). A third flow channel (1120) communicating with the first flow channel (10) is opened in the water inlet (112). The water inlet (112) is connected to the water outlet end of the cleaning water pump (2).

5. The booster according to any one of claims 2-4, characterized in that, The spiral structure is a spiral impeller (12).

6. The booster for the range hood according to claim 5, characterized in that, It also includes a first fixing member (141) and a second fixing member (142). The first fixing member (141) is disposed at the water inlet end of the first flow channel (10), and the second fixing member (142) is disposed at the water outlet end of the first flow channel (10). The spiral impeller (12) includes a shaft (121) and spiral blades (122) disposed on the shaft (121). The first end of the shaft (121) is mounted on the first fixing member (141), and the second end of the shaft (121) is mounted on the second fixing member (142). Both the first fixing member (141) and the second fixing member (142) are provided with through holes (140) communicating with the first flow channel (10).

7. The booster for the range hood according to claim 6, characterized in that, A first step (101) is provided on the inner wall of the first flow channel (10). The first step (101) is located at the water inlet end of the first flow channel (10). The side of the first fixing member (141) facing away from the water outlet end of the first flow channel (10) abuts against the first step (101). A first insertion hole (1410) is provided in the middle of the first fixing member (141). A second step (1211) is provided at the first end of the shaft (121). The first end of the shaft (121) is inserted into the first insertion hole (1410). The first fixing member (141) faces the first step (101). The side of the outlet end of the flow channel (10) abuts against the second step (1211), the side of the second fixing member (142) away from the inlet end of the first flow channel (10) abuts against the connector cover (13), the second fixing member (142) is provided with a second insertion hole (1420) in the middle, the second end of the shaft (121) is provided with a third step (1212), the second end of the shaft (121) is inserted into the second insertion hole (1420), and the side of the second fixing member (142) facing the inlet end of the first flow channel (10) abuts against the third step (1212).

8. The booster for the range hood according to claim 7, characterized in that, Both the first fixing member (141) and the second fixing member (142) have multiple through holes (140) on their periphery.

9. The booster of the range hood according to any one of claims 2-4, characterized in that, The spiral structure is a spiral baffle (15) integrally formed with the outer shell (11).

10. A range hood, characterized in that, The range hood includes a cleaning water cup (4), a cleaning water pump (2), a cleaning nozzle (3), and a booster (1) for the range hood according to any one of claims 1-9, wherein the water inlet of the cleaning water pump (2) is connected to the cleaning water cup (4).

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