CN217664822U

CN217664822U - Lamp tube assembly for cleaning machine and cleaning machine

Info

Publication number: CN217664822U
Application number: CN202221071505.3U
Authority: CN
Inventors: 陈明; 徐慧
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-10-28
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a lamp tube subassembly for cleaning machine, its characterized in that: including fluorescent tube (1), two lamp holder covers (2) and two lamp stands (3), two pins (11) of fluorescent tube (1) tip can rotate in third slot (321) of lamp stand (3) around the axis of third slot (321) in order to be in locking or unblock state: in the locking state, the notch (322) deviates from the plane where the two pins (11) of the lamp tube (1) are positioned; in the unlocking state, the notch (322) is located on the plane where the two pins (11) of the lamp tube (1) are located, so that the two pins (11) of the lamp tube (1) can enter and exit the corresponding third slot (321) from the notch (322). The utility model also discloses an use the cleaning machine that has this lamp assembly. Compared with the prior art, the utility model discloses a lamp subassembly simple structure, convenient assembling need not tear open the complete machine during maintenance, and sealed effectual.

Description

Lamp tube assembly for cleaning machine and cleaning machine

Technical Field

The utility model relates to a kitchen equipment technical field specifically indicates a lamp assembly spare and cleaning machine for cleaning machine.

Background

In the prior art, ultraviolet lamp tubes are generally adopted for disinfecting a dish washing machine, but the application of the ultraviolet lamp tubes is influenced by the problems of water vapor protection and installation convenience faced by an ultraviolet lamp tube module.

Chinese utility model patent that patent application number is CN201910876249.1 (publication number is CN 110477836B) utility model ultraviolet sterilization module and dish washer of dish washer are fixed in the base through the fixed end with the lamp tube subassembly, mounting structure is simple firm, easy dismouting, and the fixed end can shelter from the wire, in order to avoid wire and steam or liquid contact, effectively improve the condition that the wire easily ages or the electric leakage, be favorable to improving the life of ultraviolet sterilization module, the dish washer can normally work.

However, for the above solutions, firstly, the wire threading is troublesome during installation, and secondly, if the lamp tube is out of order and needs to be repaired, the whole lamp holder needs to be disassembled, and then the wire is disassembled from the back to repair and replace the lamp tube; thirdly, the fixed end and the lamp tube are inconvenient to assemble, and the sealing gasket in the axial direction of the lamp tube can cause difficult installation in order to ensure the sealing effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem to prior art's current situation, a simple structure, convenient assembling's a lamp tube subassembly for cleaning machine is provided.

The utility model aims to solve the second technical problem that a lamp tube subassembly for cleaning machine that need not tear open complete machine during maintenance is provided.

The utility model aims to solve the third technical problem that a sealed effectual lamp tube subassembly that is used for cleaning machine is provided.

The fourth technical problem to be solved of the present invention is to provide a cleaning machine with the above-mentioned lamp tube assembly.

The utility model provides a technical scheme that above-mentioned first, second and third technical problem adopted does: a lamp tube assembly for a cleaning machine, characterized by: comprises that

The lamp tube is provided with two pins at two ends;

the two lamp cap covers are respectively positioned at two ends of the lamp tube, one end of each lamp cap cover facing the lamp tube is provided with a first slot, the side part of each lamp cap cover is provided with a second slot communicated with the first slot, and the end part of the lamp tube can be rotatably inserted into the first slot of the corresponding lamp cap cover to form sealing fit;

the two lamp holders are respectively positioned at two ends of the lamp tube and correspond to the lamp cap covers one by one, each lamp holder comprises a mounting part and an inserting part, the mounting part is used for mounting on a box body of the cleaning machine, the inserting part is used for mounting on the corresponding lamp cap cover, the inserting part is inserted into the second slot of the corresponding lamp cap cover and forms sealing fit, one end, facing the lamp tube, of the inserting part is provided with a third slot for inserting the corresponding two pins, the side part of the inserting part is provided with a gap communicated with the third slot, and the third slot is internally provided with two conducting strips which are symmetrically arranged relative to the gap;

two pins at the end part of the lamp tube can rotate around the axis of the third slot in the corresponding third slot so as to be in a locking or unlocking state:

in a locking state, the notch deviates from a plane where the two pins of the lamp tube are positioned, and the two pins of the lamp tube are respectively contacted with the corresponding conducting strips;

in the unlocking state, the notch is positioned on the plane where the two pins of the lamp tube are positioned, so that the two pins of the lamp tube can enter and exit the corresponding third slot from the notch.

In order to realize the sealing fit among the lamp tube, the lamp holder and the lamp cap cover, an annular bulge is convexly arranged on the peripheral wall at the joint of the first slot and the second slot, an annular sealing ring is sleeved on the periphery of the annular bulge, and the end surface of the lamp tube and the end surface of the insertion part are respectively abutted against the end surfaces at two ends of the annular sealing ring.

In order to improve the sealing effect between the lamp tube and the lamp cap cover, the opposite surfaces of the end part of the lamp tube and the annular bulge are respectively provided with a sealing pressing rib and a sealing groove which can be matched in an inserting mode.

In order to mutually press the lamp holder and the lamp cap, the end surface of one end of the insertion part, which is back to the lamp tube, is marked as a butt joint surface, and the lamp cap is provided with a buckle which is used for butting the butt joint surface, so that the end surface of the insertion part, which faces one side of the lamp tube, is tightly butted against the annular sealing ring.

In order to avoid the plug-in part from being separated from the second slot, the abutting surface is provided with a clamping groove, and the head part of the buckle is clamped in the clamping groove in a state that the plug-in part is inserted into the second slot in place.

In order to limit the lamp tube and the plug-in part, the end part of the lamp tube is provided with a limiting block, the limiting block is positioned outside the pin, and a sliding groove for the limiting block to insert is formed in the peripheral wall of the third slot along the circumferential direction.

In order to improve the sealing effect between the lamp holder and the lamp cap, the sliding groove is gradually far away from the lamp tube from the first end to the second end, and the limiting block moves to the second end from the first end of the sliding groove in the process of converting the lamp tube from the unlocking state to the locking state.

In order to ensure the limiting stability between the lamp tube and the inserting part, the number of the limiting blocks is at least two, the limiting blocks are arranged at intervals along the circumferential direction of the middle position of the connecting line of the two pins, and the number of the sliding grooves is at least two and corresponds to the limiting blocks.

In order to ensure that the pins are in close contact with the conducting strips in a locking state, the conducting strips are metal elastic sheets.

The utility model provides a technical scheme that above-mentioned fourth technical problem adopted does: a cleaning machine is characterized in that the lamp tube component is applied.

Compared with the prior art, the utility model has the advantages of: through establishing the lamp stand sealed cowling at the tip of fluorescent tube, seal the lamp stand and insert and establish the lamp assembly that constitutes in the lamp holder cover to set up the third slot on the lamp stand and supply the pin to insert and establish and set up the breach and supply the pin business turn over, like this, can realize locking and unblock of fluorescent tube on the lamp stand through rotatory lamp pipe, this in-process does not influence the sealed effect between the three, this lamp assembly simple structure, convenient assembling, need not tear open the complete machine during maintenance, and sealed effectual.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the cleaning machine of the present invention (a part of the structure of the tank is omitted);

fig. 2 is a schematic perspective view of a lamp tube assembly (in an unlocked state) in an embodiment of the cleaning machine of the present invention;

FIG. 3 is an exploded perspective view of the light tube assembly of FIG. 2;

FIG. 4 is a transverse cross-sectional view (looking down) of the lamp tube assembly of FIG. 2;

fig. 5 is a longitudinal sectional view (front view) of a light pipe assembly (in a locked state) in an embodiment of the cleaning machine of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 5, a preferred embodiment of a washing machine to which the lamp assembly of the present invention is applied is shown. The cleaning machine comprises a box body 10 with a cleaning cavity inside and a lamp tube assembly 20 arranged in the box body 10, wherein the lamp tube assembly 20 comprises a lamp tube 1, a lamp cap 2 and a lamp holder 3.

Wherein, two ends of the lamp tube 1 are provided with two pins 11; the edge of the end face of the lamp tube 1 is provided with an annular sealing and pressing rib 12 in an outward protruding way; the end of the lamp tube 1 is provided with at least two limiting blocks 13 which are circumferentially arranged at intervals along the middle position of the connecting line of the two pins 11, and each limiting block 13 is positioned on the outer side of the pin 11.

The number of the lamp cap covers 2 is two, and the two lamp cap covers are respectively positioned at two ends of the lamp tube 1. A first slot 21 is arranged at one end of the lamp cap cover 2 facing the lamp tube 1, a second slot 22 communicated with the first slot 21 is arranged at the side part of the lamp cap cover 2, an annular bulge 23 is convexly arranged on the peripheral wall of the joint of the first slot 21 and the second slot 22, and a sealing groove 231 which can be in inserted connection and matching with the sealing and pressing rib 12 is arranged at one side of the annular bulge 23 facing the lamp tube 1; the periphery of the annular bulge 23 is sleeved with an annular sealing ring 24; the end of the lamp cap 2 facing away from the lamp tube 1 is provided with a buckle 25. The end of the lamp tube 1 is rotatably inserted into the first slot 21 of the corresponding cap 2, and the sealing and pressing rib 12 of the lamp tube 1 abuts on the surface of the ring-shaped sealing ring 24 facing the lamp tube 1.

The number of the lamp sockets 3 is two, the two lamp sockets 3 are respectively positioned at two ends of the lamp tube 1 and correspond to the lamp cap 2 one by one, and each lamp socket 3 comprises a mounting part 31 and a plugging part 32. The mounting portion 31 is fixed to the inner wall of the case 10 by screws or by adhesion; the plug part 32 is inserted into the second slot 22 corresponding to the lamp cap cover 2, the end surface of the plug part 32 opposite to one end of the lamp tube 1 is marked as an abutting surface 320, the buckle 25 abuts against the abutting surface 320, so that the end surface of the plug part 32 facing to one side of the lamp tube 1 abuts against the surface of the annular sealing ring 24 opposite to one side of the lamp tube 1, the abutting surface 320 is provided with a clamping groove 3201, and the head part of the buckle 25 is clamped in the clamping groove 3201 in a state that the plug part 32 is inserted into the second slot 22 in place; a third slot 321 for inserting the corresponding two pins 11 is formed at one end of the inserting part 32 facing the lamp tube 1, a sliding groove 3211 corresponding to the limiting block 13 is formed on the peripheral wall of the third slot 321 along the circumferential direction for inserting the corresponding limiting block 13, and each sliding groove 3211 is gradually far away from the lamp tube 1 from the first end to the second end; a notch 322 communicating with the third slot 321 is formed at a side of the inserting part 32; the third slot 321 has two conductive sheets 323 symmetrically disposed with respect to the gap 322, and the conductive sheets 323 are metal elastic sheets electrically connected to an external power source through wires.

The two pins 11 at the end of the lamp tube 1 can rotate in the corresponding third slots 321 around the axis of the third slots 321 to be in a locked or unlocked state:

in the locked state, as shown in fig. 5, the notch 322 is deviated from the plane where the two pins 11 of the lamp tube 1 are located, and the two pins 11 of the lamp tube 1 are respectively contacted with the corresponding conductive sheets 323;

in the unlocked state, as shown in fig. 4, the notch 322 is located on the plane where the two pins 11 of the lamp 1 are located, so that the two pins 11 of the lamp 1 can enter and exit from the notch 322 into the corresponding third slot 321;

in addition, in the process of switching the lamp tube 1 from the unlocked state to the locked state, the stopper 13 moves from the first end to the second end of the sliding groove 3211, so that the end surface of the insertion portion 32 facing one side of the lamp tube 1 is tightly abutted on the surface of the annular sealing ring 24 facing away from one side of the lamp tube 1 in the locked state.

The working principle of the embodiment is as follows:

(1) During installation, firstly, two lamp holders 3 are installed on the inner wall of the box body 10, then two lamp cap covers 2 are hermetically covered at two ends of the lamp tube 1, then pins 11 at two ends of the lamp tube 1 are respectively inserted in alignment with notches 322 of the two lamp holders 3 until the insertion part 32 enters the second slot 22 and the pins 11 enter the third slot 321 of the insertion part 32, the lamp holder 3 and the lamp cap covers 2 are tightly pressed by the buckle 25, as shown in fig. 4, at this time, the lamp tube 1 is in an unlocking state, the pins 11 can be separated from the third slot 321 by moving the lamp tube 1 forward, so that the lamp tube 1 needs to rotate by about 90 °, as shown in fig. 5, at this time, the lamp tube 1 is in a locking state, the pins 11 can not be separated from the third slot 321 by moving the lamp tube 1 forward, and meanwhile, the two pins 11 are in contact with the corresponding conducting strips 323 to realize circuit conduction, and in addition, in the process that the lamp tube 1 is switched from the unlocking state to the locking state, the limiting block 13 moves from the first end to the second end of the chute 3211, so that the insertion part 32 is tightly abutted against the annular sealing ring 24 to ensure the sealing effect;

(2) When in maintenance, the lamp tube 1 can be taken out only by reversely rotating the lamp tube 1, the whole lamp holder component 20 does not need to be disassembled, and the maintenance is convenient.

Claims

1. A lamp tube assembly for a cleaning machine, characterized by: comprises that

The lamp tube (1) is provided with two pins (11) at two ends;

the two lamp cap covers (2) are respectively positioned at two ends of the lamp tube (1), one end, facing the lamp tube (1), of each lamp cap cover (2) is provided with a first slot (21), the side part of each lamp cap cover (2) is provided with a second slot (22) communicated with the corresponding first slot (21), and the end part of the lamp tube (1) can be rotatably inserted into the corresponding first slot (21) of the lamp cap cover (2) to form sealing fit;

the two lamp holders (3) are respectively positioned at two ends of the lamp tube (1) and correspond to the lamp cap covers (2) one by one, each lamp holder (3) comprises a mounting part (31) used for being mounted on the cleaning machine box body (10) and an inserting part (32) used for being mounted on the corresponding lamp cap cover (2), the inserting part (32) is inserted into the second slot (22) of the corresponding lamp cap cover (2) and forms sealing fit, one end, facing the lamp tube (1), of the inserting part (32) is provided with a third slot (321) for inserting the corresponding two pins (11), the side part of the inserting part (32) is provided with a gap (322) communicated with the third slot (321), and the third slot (321) is internally provided with two conducting strips (323) which are symmetrically arranged relative to the gap (322);

two pins (11) at the end part of the lamp tube (1) can rotate around the axis of the third slot (321) in the corresponding third slot (321) to be in a locking or unlocking state:

in a locking state, the notch (322) deviates from a plane where the two pins (11) of the lamp tube (1) are located, and the two pins (11) of the lamp tube (1) are respectively contacted with the corresponding conducting strips (323);

in an unlocking state, the notch (322) is located on a plane where the two pins (11) of the lamp tube (1) are located, so that the two pins (11) of the lamp tube (1) can enter and exit the corresponding third slot (321) from the notch (322).

2. The lamp tube assembly of claim 1, wherein: an annular bulge (23) is convexly arranged on the peripheral wall of the joint of the first slot (21) and the second slot (22), an annular sealing ring (24) is sleeved on the periphery of the annular bulge (23), and the end face of the lamp tube (1) and the end face of the plug-in part (32) are respectively abutted to the end faces of the two ends of the annular sealing ring (24).

3. The lamp tube assembly of claim 2, wherein: the opposite surfaces of the end part of the lamp tube (1) and the annular bulge (23) are respectively provided with a sealing pressing rib (12) and a sealing groove (231) which can be matched in an inserted manner.

4. The lamp tube assembly of claim 2, wherein: the lamp holder is characterized in that the end face, opposite to one end of the lamp tube (1), of the inserting part (32) is marked as an abutting face (320), a buckle (25) used for abutting against the abutting face (320) is arranged on the lamp holder cover (2), and therefore the end face, facing one side of the lamp tube (1), of the inserting part (32) is tightly abutted to the annular sealing ring (24).

5. The lamp tube assembly of claim 4, wherein: the abutting surface (320) is provided with a clamping groove (3201), and the head of the buckle (25) is clamped in the clamping groove (3201) under the state that the inserting part (32) is inserted into the second slot (22) in place.

6. The lamp tube assembly of claim 1, wherein: the end part of the lamp tube (1) is provided with a limiting block (13), the limiting block (13) is positioned at the outer side of the pin (11), and the peripheral wall of the third slot (321) is circumferentially provided with a sliding groove (3211) for the limiting block (13) to insert.

7. The lamp tube assembly of claim 6, wherein: the sliding groove (3211) is gradually far away from the lamp tube (1) from the first end to the second end, and the limiting block (13) moves from the first end to the second end of the sliding groove (3211) in the process of switching the lamp tube (1) from the unlocking state to the locking state.

8. The lamp tube assembly of claim 6, wherein: the number of the limiting blocks (13) is at least two, the limiting blocks are arranged at intervals along the circumferential direction of the middle position of the connecting line of the two pins (11), and the number of the sliding grooves (3211) is at least two and corresponds to the number of the limiting blocks (13).

9. The lamp tube assembly according to any one of claims 1 to 8, wherein: the conducting strip (323) is a metal elastic sheet.

10. A cleaning machine characterized by applying the lamp tube assembly as claimed in any one of claims 1 to 9.