Cloth machine cleaning head
By embedding a sealing ring at the inner end of the valve core and using high-temperature resistant materials, combined with an annular conical surface design, the problem of sealing failure of the fabric machine cleaning head is solved, achieving effective water vapor sealing and preventing leakage.
Patent Information
- Application Number
- CN202423217035.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-25
AI Technical Summary
During use, existing fabric cleaning heads suffer from water vapor leakage due to the sealing ring being located between the valve body and the housing assembly, causing seal failure.
A first sealing ring is embedded in the inner end of the valve core, and the original sealing structure is eliminated. The valve core and valve body are made of high-temperature resistant plastic material. The design of annular conical surface and multiple sealing rings achieves circumferential sealing between the valve core and valve body, avoiding thermal deformation.
It effectively avoids sealing failure between the valve core and the valve body, prevents water vapor leakage, and improves sealing effect and assembly reliability.
Smart Images
Figure CN223627475U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of cloth machine, specifically, relate to a cloth machine cleaning head. BACKGROUND
[0002] The cloth machine cleaning head is an important component part in the cloth machine, the cloth machine cleaning head on the market at present includes casing assembly, stop valve subassembly and button, the stop valve subassembly is installed in the inside of casing assembly, the button is installed on the lateral wall of casing assembly, the lateral wall of casing assembly is provided with spout, the stop valve subassembly includes valve body, valve core and spring, the valve body is fixed in the inside of casing assembly, the lateral wall of valve body is provided with the air inlet connector and the air outlet connector with the inner chamber communication of valve body, the air inlet connector is connected with the steam generator in the cloth machine, the spout is connected with the air outlet connector, the valve core is connected in the inside of valve body and slides, the outer end portion of valve core is stretched out in valve body and is in abutment with the inside wall of button, the both ends of spring are in abututment with casing assembly and the inner end portion of valve core respectively, when the button is pressed, the button pushes the valve core to make the air outlet connector and the air inlet connector communicate, when the button is released, spring is used to drive the valve core to move reset to make the stop valve subassembly cut off, in addition, the inner end portion of valve body and casing assembly are embedded with sealing ring, the sealing ring is used to block the water vapor leakage from the gap between valve body and casing assembly, however, in the actual production process of cloth machine cleaning head, in order to reduce the production cost of cloth machine cleaning head, the valve body and valve core in stop valve subassembly are made of high-temperature resistant plastic material, and the casing assembly is made of ordinary plastic material, in the use process of the above-mentioned cloth machine cleaning head, when the water vapor enters the valve body, since the sealing ring is embedded between the inner end portion of valve body and casing assembly, the casing assembly at the position of sealing ring will be deformed greatly, which will easily cause the sealing failure between valve body and casing assembly, so as to cause the leakage of water vapor. SUMMARY
[0003] The utility model wants to solve the technical problem to provide a cloth machine cleaning head, it can effectively avoid the sealing failure between valve core and valve body, namely can effectively avoid the leakage of water vapor.
[0004] The utility model provides a cloth machine cleaning head, including casing assembly, stop valve subassembly and button, stop valve subassembly installs inside casing assembly, button installs on the lateral wall of casing assembly, is provided with the spout on the lateral wall of casing assembly, stop valve subassembly includes valve body, valve core and spring, valve body is fixed inside casing assembly, is provided with the air inlet connector and air outlet connector with the inner chamber communication of valve body on the lateral wall of valve body, the air inlet connector is connected in the steam generator of cloth machine, the spout is connected with air outlet connector, valve core is connected in the inside of valve body with sliding, the outer end part of valve core is out of valve body and is in abutment with the inner lateral wall of button, the both ends of spring are in abutment with casing assembly and the inner end part of valve core respectively, when button is pressed, button pushes valve core to make air outlet connector with air inlet connector communication, when button is released, spring is used to drive valve core to move reset to make stop valve subassembly cut off, the outer wall of the inner end part of valve core is embedded with at least one first sealing ring, and the outer edge of first sealing ring is in close contact with the inner lateral wall of valve body and circumferential sealing.
[0005] The utility model discloses a cloth machine cleaning head, including casing assembly, stop valve subassembly and button, stop valve subassembly installs inside casing assembly, button installs on the lateral wall of casing assembly, is provided with the spout on the lateral wall of casing assembly, stop valve subassembly includes valve body, valve core and spring, valve body is fixed inside casing assembly, is provided with the air inlet connector and air outlet connector with the inner chamber communication of valve body on the lateral wall of valve body, the air inlet connector is connected in the steam generator of cloth machine, the spout is connected with air outlet connector, valve core is connected in the inside of valve body with sliding, the outer end part of valve core is out of valve body and is in abutment with the inner lateral wall of button, the both ends of spring are in abutment with casing assembly and the inner end part of valve core respectively, when button is pressed, button pushes valve core to make air outlet connector with air inlet connector communication, when button is released, spring is used to drive valve core to move reset to make stop valve subassembly cut off, the outer wall of the inner end part of valve core is embedded with at least one first sealing ring, and the outer edge of first sealing ring is in close contact with the inner lateral wall of valve body and circumferential sealing.
[0006] In one possible implementation, the outer wall of the inner end part of the valve core is embedded with two first sealing rings spaced apart in the axial direction of the valve core, and the outer edges of the two first sealing rings are in close contact with the inner lateral wall of the valve body and circumferential sealing. With this structure, the sealing effect between the inner end part of the valve core and the inner lateral wall of the valve body can be further improved under the action of the two first sealing rings, thereby further avoiding leakage between the inner end part of the valve core and the inner lateral wall of the valve body.
[0007] In one possible implementation, the outer end of the valve core is sleeved with a second sealing ring, the inner edge of the second sealing ring is in close contact with the outer lateral wall of the valve core and circumferential sealing, and the outer edge of the second sealing ring is in close contact with the inner lateral wall of the valve body and circumferential sealing. With this structure, the left end of the valve core can be reliably circumferentially sealed with the valve body through the second sealing ring under the action of the second sealing ring, thereby avoiding leakage between the left end of the valve core and the valve body.
[0008] In a possible implementation, the outer wall of the middle part of the valve core is embedded with a third sealing ring; when the button is pressed to drive the third sealing ring to be separated from the inner wall of the valve body, the third sealing ring unblocks the passage between the gas outlet joint and the gas inlet joint, so that the gas outlet joint and the gas inlet joint are communicated; when the button is released and the spring drives the valve core to move back, the outer edge of the third sealing ring abuts against the inner wall of the valve body to block the passage between the gas outlet joint and the gas inlet joint; by adopting this structure, when the button is pressed to drive the third sealing ring to be separated from the inner wall of the valve body, the third sealing ring can unblock the passage between the gas outlet joint and the gas inlet joint, so that the gas outlet joint and the gas inlet joint are communicated, at this time, the water vapor from the steam generator can flow through the stop valve assembly and be sprayed from the nozzle, that is, the water vapor can be sprayed on the object to be cleaned; when the button is released and the spring drives the valve core to move back, the outer edge of the third sealing ring can abut against the inner wall of the valve body to block the passage between the gas outlet joint and the gas inlet joint, at this time, the nozzle can stop spraying water vapor.
[0009] In a possible implementation, the inner wall of the valve body is provided with an annular taper; when the button is released and the spring drives the valve core to move back, the outer edge of the third sealing ring abuts against the annular taper to seal to block the passage between the gas outlet joint and the gas inlet joint; by adopting this structure, when the button is released and the spring drives the valve core to move back, the outer edge of the third sealing ring can abut against the annular taper to seal to block the passage between the gas outlet joint and the gas inlet joint, and under the action of the annular taper, after the outer edge of the third sealing ring abuts against the annular taper, the abutting sealing effect is good, so that the third sealing ring can reliably block the passage between the gas outlet joint and the gas inlet joint.
[0010] In a possible implementation, the inner end of the valve core is provided with a blind hole, and one end of the spring towards the valve core is inserted in the blind hole; by adopting this structure, the limiting effect of the spring can be achieved to avoid the radial displacement of the spring.
[0011] In a possible implementation, the shell assembly is provided with a sleeve, and the rear end of the valve body is inserted in the sleeve and abuts against the inner side wall of the sleeve; by adopting this structure, the valve body can be further fixed and limited, so that the reliability of the assembly of the valve body and the shell assembly can be improved.
[0012] In a possible implementation, the inside of the shell assembly is provided with a flow guide channel, the nozzle is communicated with one end of the flow guide channel, and the gas outlet joint is inserted in the other end of the flow guide channel and is circumferentially sealed with the flow guide channel; by adopting this structure, the nozzle can be reliably and conveniently connected with the gas outlet joint of the stop valve assembly.
[0013] In a possible implementation, the outer side wall of the gas outlet joint is embedded with a plurality of fourth sealing rings distributed along the axial direction of the gas outlet joint, and the outer edge of the fourth sealing ring is in close contact with and circumferentially sealed with the inner side wall of the flow guide channel; after adopting the structure, the gas outlet joint and the flow guide channel can be reliably and conveniently circumferentially sealed under the action of the fourth sealing ring, so as to avoid water vapor leakage from the gap between the gas outlet joint and the flow guide channel. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0015] Figure 2 It is a schematic diagram of the sectional structure of the utility model when the button is not pressed;
[0016] Figure 3 It is a schematic diagram of the sectional structure of the utility model when the button is not pressed; Figure 2 It is a schematic diagram of the structure of the utility model after the enlargement of position A;
[0017] Figure 4 It is a schematic diagram of the sectional structure of the utility model when the button is pressed;
[0018] Figure 5 It is a schematic diagram of the sectional structure of the utility model when the button is pressed; Figure 4 It is a schematic diagram of the structure of the utility model after the enlargement of position B. DETAILED DESCRIPTION
[0019] First, those skilled in the art should understand that these implementations are only used to explain the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can adjust them as needed in order to adapt to specific application occasions.
[0020] In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.
[0021] In the embodiments of the present application, unless specifically defined and limited otherwise, a first feature is "on" or "under" a second feature can mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature is "over", "above" and "on top of" the second feature can mean that the first feature is directly above or obliquely above the second feature, or only means that the first feature is horizontally higher than the second feature. The first feature is "under", "below" and "underneath" the second feature can mean that the first feature is directly below or obliquely below the second feature, or only means that the first feature is horizontally lower than the second feature.
[0022] The present application will be further described in detail below with reference to the accompanying drawings and specific embodiments.
[0023] Referring to Figures 1-5 As shown in the drawings, the embodiments of the present application disclose a cleaning head of a fabric machine, which comprises a shell assembly 1, a stop valve assembly and a button 2; the stop valve assembly is installed in the interior of the shell assembly 1, the button 2 is installed on the side wall of the shell assembly 1, and the side wall of the shell assembly 1 is provided with a spray port 11; the stop valve assembly comprises a valve body 3, a valve core 4 and a spring 5; the valve body 3 is fixed in the interior of the shell assembly 1, the side wall of the valve body 3 is provided with an air inlet connector 31 and an air outlet connector 32 which are in communication with the inner cavity of the valve body 3, the air inlet connector 31 is connected with a steam generator in the fabric machine, the spray port 11 is connected with the air outlet connector 32, the valve core 4 is slidingly connected in the interior of the valve body 3, the outer end of the valve core 4 extends out of the valve body 3 and abuts against the inner side wall of the button 2, and the two ends of the spring 5 abut against the inner end of the valve core 4 and the shell assembly 1 respectively; when the button 2 is pressed, the button 2 pushes the valve core 4 to make the air outlet connector 32 communicate with the air inlet connector 31; when the button 2 is released, the spring 5 drives the valve core 4 to move back to the position of cut-off of the stop valve assembly; the outer wall of the inner end of the valve core 4 is embedded with at least one first sealing ring 41, and the outer edge of the first sealing ring 41 is tightly attached to and circumferentially sealed with the inner side wall of the valve body 3.
[0024] The outer wall of the inner end of the valve core 4 is embedded with two first sealing rings 41 which are spaced apart along the axial direction of the valve core 4, and the outer edges of the two first sealing rings 41 are tightly attached to and circumferentially sealed with the inner side wall of the valve body 3; by adopting this structure, under the action of the two first sealing rings, the sealing effect between the inner end of the valve core and the inner side wall of the valve body can be further improved, so as to further avoid the leakage between the inner end of the valve core and the inner side wall of the valve body.
[0025] The outer sleeve of the left end of the valve core 4 is sleeved with a second sealing ring 42, the inner edge of the second sealing ring 42 is tightly attached to the outer side wall of the valve core 4 and is circumferentially sealed, and the outer edge of the second sealing ring 42 is tightly attached to the inner side wall of the valve body 3 and is circumferentially sealed; after adopting this structure, under the action of the second sealing ring, the left end of the valve core can be reliably circumferentially sealed with the valve body through the second sealing ring, so as to avoid the leakage between the left end of the valve core and the valve body.
[0026] The outer wall of the middle part of the valve core 4 is embedded with a third sealing ring 43; when the button 2 is pressed to make the valve core 4 drive the third sealing ring 43 to separate from the abutting state with the inner wall of the valve body 3, the third sealing ring 43 releases the closed state of the passage between the gas outlet connector 32 and the gas inlet connector 31, so that the gas outlet connector 32 and the gas inlet connector 31 are communicated; when the button 2 is released and the valve core 4 is moved back by the spring 5, the outer edge of the third sealing ring 43 abuts against the inner wall of the valve body 3 to close the passage between the gas outlet connector 32 and the gas inlet connector 31; after adopting this structure, when the button is pressed to make the valve core drive the third sealing ring to separate from the abutting state with the inner wall of the valve body, the third sealing ring can release the closed state of the passage between the gas outlet connector and the gas inlet connector, so that the gas outlet connector and the gas inlet connector are communicated, at this time, the water vapor from the steam generator can flow through the stop valve assembly and be sprayed from the nozzle, that is, the water vapor can be sprayed onto the object to be cleaned; when the button is released and the valve core is moved back by the spring, the outer edge of the third sealing ring can abut against the inner wall of the valve body to close the passage between the gas outlet connector and the gas inlet connector, at this time, the nozzle can stop spraying water vapor.
[0027] The inner wall of the valve body 3 is provided with an annular taper surface 33; when the button 2 is released and the valve core 4 is moved back by the spring 5, the outer edge of the third sealing ring 43 abuts and seals with the annular taper surface 33 to close the passage between the gas outlet connector 32 and the gas inlet connector 31; after adopting this structure, when the button is released and the valve core is moved back by the spring, the outer edge of the third sealing ring can abut and seal with the annular taper surface to close the passage between the gas outlet connector and the gas inlet connector, and under the action of the annular taper surface, after the outer edge of the third sealing ring abuts with the annular taper surface, it has the advantage of good abutting and sealing effect, so that the third sealing ring can reliably close the passage between the gas outlet connector and the gas inlet connector.
[0028] The inner end of the valve core 4 is provided with a blind hole 44, and one end of the spring 5 towards the valve core 4 is inserted in the blind hole 44; after adopting this structure, the limiting effect of the spring can be achieved to avoid the radial displacement of the spring.
[0029] The shell assembly 1 is provided with a sleeve 12, the rear end of the valve body 3 is inserted into the sleeve 12 and is in close contact with the inner side wall of the sleeve 12; by adopting this structure, the valve body can be further fixed and limited, thereby improving the reliability of the valve body and the shell assembly after assembly.
[0030] The shell assembly 1 is provided with a flow guide channel 13, the nozzle 11 is communicated with one end of the flow guide channel 13, and the gas outlet connector 32 is inserted into the other end of the flow guide channel 13 and is circumferentially sealed with the flow guide channel 13; by adopting this structure, the nozzle can be reliably and conveniently connected with the gas outlet connector of the stop valve assembly.
[0031] The outer side wall of the gas outlet connector 32 is embedded with a plurality of fourth sealing rings 321 which are distributed along the axial direction of the gas outlet connector 32, the outer edge of the fourth sealing ring 321 is in close contact with and circumferentially sealed with the inner side wall of the flow guide channel 13; by adopting this structure, under the action of the fourth sealing ring, the gas outlet connector and the flow guide channel can be reliably and conveniently circumferentially sealed, so as to avoid water vapor leakage from the gap between the gas outlet connector and the flow guide channel.
[0032] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A cleaning head for fabric steamer, comprising a housing assembly (1), a non-return valve assembly and a button (2); the non-return valve assembly is installed inside the housing assembly (1), and the button (2) is installed on the side wall of the housing assembly (1); a spout (11) is arranged on the side wall of the housing assembly (1); the non-return valve assembly comprises a valve body (3), a valve core (4) and a spring (5); the valve body (3) is fixed inside the housing assembly (1), and an air inlet connector (31) and an air outlet connector (32) are arranged on the side wall of the valve body (3) and communicate with the inner cavity of the valve body (3); the air inlet connector (31) is connected with a steam generator in the fabric steamer, the spout (11) is connected with the air outlet connector (32), the valve core (4) is slidably connected inside the valve body (3), the outer end of the valve core (4) extends out of the valve body (3) and abuts against the inner side wall of the button (2), and the two ends of the spring (5) abut against the housing assembly (1) and the inner end of the valve core (4) respectively; when the button (2) is pressed, the button (2) pushes the valve core (4) to make the air outlet connector (32) communicate with the air inlet connector (31); when the button (2) is released, the spring (5) drives the valve core (4) to move back to the original position to cut off the non-return valve assembly; characterized in that: An outer wall of an inner end of the valve core (4) is embedded with at least one first sealing ring (41), an outer edge of the first sealing ring (41) is tightly attached to and circumferentially sealed with an inner side wall of the valve body (3).
2. The fabric cleaner head of claim 1, wherein: An outer wall of an inner end of the valve core (4) is embedded with two first sealing rings (41) which are spaced apart along an axial direction of the valve core (4), an outer edge of each of the two first sealing rings (41) is tightly attached to and circumferentially sealed with an inner side wall of the valve body (3).
3. The fabric cleaner head of claim 1, wherein: An outer side of a left end of the valve core (4) is sleeved with a second sealing ring (42), an inner edge of the second sealing ring (42) is tightly attached to and circumferentially sealed with an outer side wall of the valve core (4), an outer edge of the second sealing ring (42) is tightly attached to and circumferentially sealed with an inner side wall of the valve body (3).
4. The fabric cleaner head of claim 1, wherein: An outer wall of a middle part of the valve core (4) is embedded with a third sealing ring (43), when the button (2) is pressed to drive the valve core (4) to separate the third sealing ring (43) from the abutting state with the inner wall of the valve body (3), the third sealing ring (43) releases the closed state of the passage between the air outlet connector (32) and the air inlet connector (31) to make the air outlet connector (32) communicate with the air inlet connector (31), when the button (2) is released and the valve core (4) is moved back by the spring (5), an outer edge of the third sealing ring (43) abuts against the inner wall of the valve body (3) to close the passage between the air outlet connector (32) and the air inlet connector (31).
5. The fabric cleaner head of claim 4, wherein: An inner wall of the valve body (3) is provided with an annular taper surface (33), when the button (2) is released and the valve core (4) is moved back by the spring (5), an outer edge of the third sealing ring (43) is tightly sealed with the annular taper surface (33) to close the passage between the air outlet connector (32) and the air inlet connector (31).
6. The fabric cleaner head of claim 1, wherein: An inner end of the valve core (4) is provided with a blind hole (44), one end of the spring (5) towards the valve core (4) is inserted in the blind hole (44).
7. The fabric cleaner head of claim 1, wherein: The shell assembly (1) is provided with a sleeve (12), a rear end of the valve body (3) is inserted in the sleeve (12) and tightly attached to an inner side wall of the sleeve (12).
8. The fabric cleaner head of claim 1, wherein: An inner part of the shell assembly (1) is provided with a flow guide channel (13), the spout (11) communicates with one end of the flow guide channel (13), the air outlet connector (32) is inserted in the other end of the flow guide channel (13) and circumferentially sealed with the flow guide channel (13).
9. The fabric cleaner head of claim 8, wherein: An outer side wall of the air outlet connector (32) is embedded with a plurality of fourth sealing rings (321) which are spaced apart along an axial direction of the air outlet connector (32), an outer edge of each of the fourth sealing rings (321) is tightly attached to and circumferentially sealed with an inner side wall of the flow guide channel (13).