CN220324348U - Knob type switch of household appliance - Google Patents
Knob type switch of household appliance Download PDFInfo
- Publication number
- CN220324348U CN220324348U CN202321642044.5U CN202321642044U CN220324348U CN 220324348 U CN220324348 U CN 220324348U CN 202321642044 U CN202321642044 U CN 202321642044U CN 220324348 U CN220324348 U CN 220324348U
- Authority
- CN
- China
- Prior art keywords
- knob
- movable column
- shell
- movable
- household appliance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a knob type switch of a household appliance, which relates to the technical field of switches and comprises a shell, wherein the inner side of the shell is connected with a mounting seat, one end of the mounting seat is connected with a connecting seat, one end of the connecting seat is connected with a knob head, the switch can drive a movable column and a knob control rod to synchronously rotate in a shell when the knob head rotates through the cooperation between four connecting blocks connected with one end of the movable column and four clamping grooves corresponding to the end face of the knob control rod, so that the effect of adjusting the temperature is achieved, and the cooperation between two connecting rods and a reset spring which are connected with one end of the shell and a limit chute and a pin hole on the outer surface of the movable column can realize the locking of the movable column and the knob head and the random switching of the movable mode, so that the occurrence of danger caused by the false touch of children is avoided when the knob switch is unattended, the self-protection function of the household appliance is increased, and the fire hazard is reduced.
Description
Technical Field
The utility model relates to the technical field of switches, in particular to a knob type switch of a household appliance.
Background
In household electrical appliances, the electrical appliances with heating adjustment are controlled by temperature control through a knob switch, but the knob switch in the prior art is mostly arranged on the outer surface of the electrical appliances, and corresponds to a family with children, the knob switch is simple in structure and has no protection function, the children touch the knob switch by mistake, the scalding children of the electrical appliances are easy to cause, and fire is easy to be caused under the unattended condition.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a knob type switch of a household appliance, which solves the problem that the knob type switch without a protection function has potential safety hazards.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the knob type switch of the household appliance comprises a shell, wherein the inner side of the shell is connected with a mounting seat, one end of the mounting seat is connected with a connecting seat, and one end of the connecting seat is connected with a knob head;
the connecting seat comprises a movable column, one end of the movable column is connected with four connecting blocks in an annular mode, two limiting blocks are connected with the outer surface of one end of the movable column in an annular mode, and limiting sliding grooves are formed in the outer surface of the movable column.
As a further technical scheme of the utility model, the mounting seat comprises a shell, a knob control rod is connected to the inner side of the shell, a fixing rod is connected to one end face of the knob control rod, and a limit spring is connected to the outer surface of the fixing rod.
As a further technical scheme of the utility model, two connecting rods are annularly connected to one end surface of the shell and positioned on the outer side of the shell, a through hole is formed in the top end of each connecting rod, a reset spring is connected to the inner side of each through hole, a fixing pin is connected to the inner side of each reset spring, and two ends of each fixing pin penetrate through the surfaces of the connecting rods.
As a further technical scheme of the utility model, an installation groove is formed on one end surface of the knob head corresponding to the movable column, a connecting groove is formed on the inner side wall of the installation groove and the two limiting blocks, a movable groove is formed on the corresponding position of the end surface of the knob head and the two connecting grooves, and a movable block is connected on the inner side of the movable groove in a sliding manner.
As a further technical scheme of the utility model, the lower surface of the movable column is correspondingly provided with the sliding hole which is matched with the sliding path of the fixed rod, the corresponding positions of the outer surface of the movable column and the two fixed pins are respectively provided with the pin hole, and the corresponding positions of the outer surface of the movable column and the two movable blocks are respectively provided with the fixed groove which is matched with the corresponding positions of the two movable blocks.
As a further technical scheme of the utility model, the end face of the knob control rod and the four connecting blocks are respectively provided with a clamping groove, the outer diameter sizes of the knob control rod and the movable column are matched with the inner diameter size of the shell, and the inner diameter size of the limiting chute is matched with the sliding path at one end of the two fixing pins.
Advantageous effects
The utility model provides a knob type switch of a household appliance. Compared with the prior art, the method has the following beneficial effects:
1. the utility model provides a domestic appliance's knob formula switch, cooperation between four connecting blocks that connect through movable column and its one end and knob control rod terminal surface four block grooves can make when the knob rotates drive movable column and knob control rod and rotate in the casing in step, thereby reach the effect of temperature regulation, and connect two connecting rods and reset spring in shell one end and the cooperation between fixed pin and spacing spout and the pinhole of movable column surface, can realize the random switching of the dead and active mode of lock of movable column and knob, thereby guaranteed that the knob switch can not lead to dangerous emergence because of children's mistake touch when unmanned carelessly, increased domestic appliance's self-protection function, reduce the conflagration hidden danger.
2. The utility model provides a domestic appliance's knob formula switch, cooperation between two spread grooves of mounting groove inside wall and the movable column surface through knob head one end can make the connection of knob head and movable column, and the cooperation between the fixed slot of the movable block of the movable inslot that is located knob head terminal surface and the corresponding department of movable column surface can realize the fixed connection of knob head drawing movable column, the nimble dismouting of knob head of being convenient for to the washing of the greasy dirt of knob head surface of being convenient for.
Drawings
Fig. 1 is a schematic structural view of a knob type switch of a home appliance;
fig. 2 is a top view of a knob type switch of a home appliance;
FIG. 3 is a sectional view A-A of FIG. 2 of a knob type switch of a home appliance;
fig. 4 is an exploded structure view of a knob type switch of a home appliance;
fig. 5 is a schematic structural view of a knob head of a knob type switch of a home appliance.
In the figure: 1. a housing; 11. a connecting rod; 12. a return spring; 13. a fixing pin; 2. a mounting base; 21. a housing; 22. a knob control lever; 23. a fixed rod; 24. a limit spring; 25. a clamping groove; 3. a connecting seat; 31. a movable column; 32. a slide hole; 33. a connecting block; 34. limiting sliding grooves; 35. a pin hole; 36. a limiting block; 37. a fixing groove; 4. a knob head; 41. a mounting groove; 42. a connecting groove; 43. a movable groove; 44. a movable block.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a knob type switch technical scheme for a household appliance: the utility model provides a knob type switch of domestic appliance, includes shell 1, and shell 1's inboard is connected with mount pad 2, and the one end of mount pad 2 is connected with connecting seat 3, and the one end of connecting seat 3 is connected with knob head 4, and connecting seat 3 includes movable column 31, and the one end of movable column 31 is the annular and is connected with four connecting blocks 33, and the outward appearance of movable column 31 one end is the annular and is connected with two stopper 36, and limit chute 34 has been seted up to the outward surface of movable column 31.
As shown in fig. 2-4, the mount pad 2 includes a housing 21, the inboard of housing 21 is connected with knob control rod 22, the one end face of knob control rod 22 is connected with dead lever 23, the surface of dead lever 23 is connected with spacing spring 24, the one end surface of shell 1 and be located the outside of housing 21 and be annular and be connected with two connecting rods 11, the through-hole has been seted up on the top of connecting rod 11, the inboard of through-hole is connected with reset spring 12, the inboard of reset spring 12 is connected with fixed pin 13, the both ends of fixed pin 13 all run through in the surface of connecting rod 11, the block groove 25 has all been seted up corresponding to the terminal surface of knob control rod 22 and four connecting blocks 33, the external diameter size of knob control rod 22 and movable column 31 and the internal diameter size phase-match of housing 21, and the internal diameter size phase-match of spacing spout 34 and the slip path phase-match of two fixed pins 13 one end, the cooperation of four connecting blocks 33 that the movable column 31 is connected through its bottom and four corresponding block grooves 25 that are located knob control rod 22, can drive movable column 31 and knob control rod 22 at the inboard of housing 21 through the rotation of knob head 4, and reset column 13 can prevent the movable column 31 through the cooperation of two fixed pins 13 and limit chute 34.
As shown in fig. 5, an installation groove 41 is formed on one end surface of the knob head 4 corresponding to the movable column 31, a connection groove 42 is formed on the inner side wall of the installation groove 41 corresponding to the two limiting blocks 36, a movable groove 43 is formed on the corresponding position of the end surface of the knob head 4 and the two connection grooves 42, a movable block 44 is slidably connected on the inner side of the movable groove 43, a sliding hole 32 adapted to the sliding path of the fixed rod 23 is formed on the lower surface of the movable column 31 corresponding to the sliding path of the fixed rod 23, pin holes 35 are formed on the corresponding position of the outer surface of the movable column 31 and the two fixing pins 13, and an adapted fixing groove 37 is formed on the corresponding position of the outer surface of the movable column 31 and the two movable blocks 44, so that the function of quickly assembling and disassembling the knob head 4 can be realized by matching the connection groove 42 on the inner side wall of the installation groove 41 and the two limiting blocks 36 and the fixing grooves 37 positioned in the movable column end, and cleaning of the knob head 4 is facilitated.
The working principle of the utility model is as follows: when the knob head is used, the mounting groove 41 at one end of the knob head is inserted along the outer surface of one end of the movable column 31, the two connecting grooves 42 on the inner side wall of the mounting groove 41 slide in along the two limiting blocks 36, and when the two connecting grooves slide in the bottom end, the movable blocks 44 in the two movable grooves 43 positioned on the end surface of the knob head 4 slide in along the fixed groove 37, so that the knob head 4 can be mounted.
Two fixing pins 13 positioned at the top end of the connecting rod 11 are pulled out from pin holes 35 on the outer surface of the movable column 31 and squeeze the reset spring 12, then the knob head 4 and the movable column 31 are pressed along the inner side wall of the shell 21, the fixing rod 23 positioned at the end surface of the knob control rod 22 slides in along the sliding hole 32, the end surface of the movable column 31 presses the limit spring 24 inwards, so that four connecting blocks 33 positioned at the end surface of the movable column 31 are inserted along the clamping grooves 25 on the end surface of the knob control rod 22, the two fixing pins 13 are loosened, the reset spring 12 connected to the outer surface of the fixing pins 13 drives the two fixing pins 13 to reset and be inserted into the limit sliding grooves 34 on the outer surface of the movable column 31, and then the knob head 4 is rotated, so that the temperature of an electric appliance can be adjusted.
Claims (6)
1. The knob type switch of the household appliance comprises a shell (1) and is characterized in that an installation seat (2) is connected to the inner side of the shell (1), one end of the installation seat (2) is connected with a connecting seat (3), and one end of the connecting seat (3) is connected with a knob head (4);
the connecting seat (3) comprises a movable column (31), one end of the movable column (31) is connected with four connecting blocks (33) in an annular mode, two limiting blocks (36) are connected with the outer surface of one end of the movable column (31) in an annular mode, and limiting sliding grooves (34) are formed in the outer surface of the movable column (31).
2. The knob switch of a household appliance according to claim 1, wherein the mounting seat (2) comprises a shell (21), a knob control rod (22) is connected to the inner side of the shell (21), a fixing rod (23) is connected to one end face of the knob control rod (22), and a limit spring (24) is connected to the outer surface of the fixing rod (23).
3. The knob switch of a household appliance according to claim 1, wherein two connecting rods (11) are annularly connected to one end surface of the housing (1) and located on the outer side of the housing (21), through holes are formed in the top ends of the connecting rods (11), return springs (12) are connected to the inner sides of the through holes, fixing pins (13) are connected to the inner sides of the return springs (12), and two ends of the fixing pins (13) penetrate through the surface of the connecting rods (11).
4. The knob switch of a household appliance according to claim 1, wherein an installation groove (41) is formed on one end surface of the knob head (4) corresponding to the movable column (31), a connecting groove (42) is formed on the inner side wall of the installation groove (41) corresponding to the two limiting blocks (36), a movable groove (43) is formed on the corresponding position of the end surface of the knob head (4) corresponding to the two connecting grooves (42), and a movable block (44) is connected to the inner side of the movable groove (43) in a sliding manner.
5. A knob switch for a household appliance according to claim 3, wherein the lower surface of the movable column (31) is provided with a sliding hole (32) corresponding to the sliding path of the fixed rod (23), the corresponding positions of the outer surface of the movable column (31) and the two fixed pins (13) are provided with pin holes (35), and the corresponding positions of the outer surface of the movable column (31) and the two movable blocks (44) are provided with a fixed slot (37) corresponding to each other.
6. The knob switch of a household appliance according to claim 2, wherein the end face of the knob control rod (22) and the four connecting blocks (33) are respectively provided with a clamping groove (25), the outer diameter sizes of the knob control rod (22) and the movable column (31) are matched with the inner diameter size of the shell (21), and the inner diameter size of the limiting chute (34) is matched with the sliding path of one end of the two fixing pins (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321642044.5U CN220324348U (en) | 2023-06-27 | 2023-06-27 | Knob type switch of household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321642044.5U CN220324348U (en) | 2023-06-27 | 2023-06-27 | Knob type switch of household appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220324348U true CN220324348U (en) | 2024-01-09 |
Family
ID=89409554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321642044.5U Active CN220324348U (en) | 2023-06-27 | 2023-06-27 | Knob type switch of household appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220324348U (en) |
-
2023
- 2023-06-27 CN CN202321642044.5U patent/CN220324348U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220324348U (en) | Knob type switch of household appliance | |
| CN201859797U (en) | Structure of rotary-press button switch for small home appliance | |
| CN110596505A (en) | Function detection equipment for household appliances of Internet of things | |
| CN110353495B (en) | Electrical appliance water box and steam type household appliance | |
| CN113729515A (en) | Bucket buckle device and air fryer with same | |
| CN215528988U (en) | Control panel's flip structure and domestic appliance | |
| CN113194665B (en) | Control panel's flip structure and domestic appliance | |
| CN106298333B (en) | A kind of wane type switch | |
| CN210019044U (en) | Safe switching mechanism and toaster | |
| CN216876060U (en) | Cooking utensil | |
| CN212802851U (en) | Bucket buckle device and air fryer with same | |
| CN113130255A (en) | Automatic reset temperature control and manual reset temperature limit type kick temperature controller | |
| CN209169005U (en) | Switching mechanism and electric cooking appliance | |
| CN215416430U (en) | Telescopic knob structure for oven | |
| CN216256764U (en) | Frying and baking machine | |
| CN216648093U (en) | Switch assembly and cooking appliance comprising same | |
| CN216135683U (en) | Pot cover subassembly and including this pot cover subassembly's air electric pressure cooker | |
| CN208861894U (en) | A kind of bipolar high current temperature limiter | |
| CN211150421U (en) | Switch with temperature control and protection functions | |
| CN214672389U (en) | Automatic reset temperature control and manual reset temperature limit type kick temperature controller | |
| CN221008790U (en) | Double micro-switch parallel control device | |
| CN219374453U (en) | Food processor | |
| CN220423803U (en) | Handle system for multifunctional cooking utensil, door system and multifunctional cooking utensil | |
| CN216414739U (en) | Installation protection seat of temperature controller | |
| CN109602296B (en) | Safety switch mechanism and toaster |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |