Cleaning device for polyester fabric treatment

Abstract

The utility model discloses a cleaning device for polyester fabric treatment, which is applied to the field of polyester fabrics and comprises a shell, a driving roller, a driven roller and a guide roller are rotatably connected to the inside of the shell through bearings, and a connecting rod is rotatably connected to one end of the inside of the shell through a bearing. Fabric sequentially penetrates through the driven roller, the guide roller, the plate body and the driving roller, and transmission of the fabric is achieved during operation of the first rotating motor. Water is sprayed out through the spray head through operation of the first water pump, at the moment, the water is sprayed on the fabric, and the plate body and the bristle pieces are matched with the fabric for cleaning. According to the fabric cleaning device, the cleaned fabric comes to the bottom of the contact head, the contact head is driven to make contact with the fabric through operation of the second rotating motor, part of water drops of the fabric can be shaken off through contact beating of the contact head on the fabric, subsequent link treatment is facilitated, subsequent drying of the fabric is more convenient, and the fabric cleaning device is simple in structure and low in maintenance cost.

Description

Technical Field

[0001] The utility model belongs to the field of polyester fabrics, and particularly relates to a cleaning device for treating polyester fabrics. Background Art

[0002] Fabric is the material used to make clothing. As one of the three elements of clothing, fabric not only interprets the style and characteristics of clothing, but also directly affects the color and shape of clothing. In the textile process, since the fabric itself has some dust after production, it needs to be cleaned.

[0003] At present, there is a Chinese utility model with the announcement number of CN220767390U. The utility model provides a cleaning device for terylene fabric production, including a cleaning box, a cleaning structure is arranged inside the cleaning box, and the cleaning structure includes a reel, a brush, a water tank, a water pump, a water pipe, a water outlet pump, a valve, a high-pressure nozzle and a water outlet pipe. The reel is arranged inside the cleaning box, the brush is arranged at the bottom of the cleaning box, the water tank is arranged on one side of the surface of the cleaning box, the water pump is arranged on the surface of the water tank, one end of the water outlet pipe is plugged into the bottom of the cleaning box, the water outlet pump is arranged on one side of the water outlet pipe, the valve is arranged on the other side of the water outlet pipe, the high-pressure nozzle is connected to one end of the water outlet pipe, and a filtering mechanism is arranged inside the water tank. The utility model can use the cleaning mechanism to clean the fabric when it is needed, thereby avoiding the problem of a large amount of water waste during cleaning.

[0004] The cleaning device requires frequent replacement of the filter plate during use, which brings inconvenience to the operation. In addition, during the cleaning process, the fabric is soaked by water, which results in cumbersome procedures in the subsequent links. Utility Model Content

[0005] The purpose of the utility model is to provide a cleaning device for treating polyester fabrics, which has the advantages of facilitating the subsequent drying of the fabrics, and the simple structure, low maintenance cost, increasing the service life of the filter plate, and reducing the cumbersome function of frequently replacing the filter plate.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a cleaning device for processing polyester fabrics, comprising a shell, wherein the interior of the shell is rotatably connected with an active roller, a driven roller and a guide roller through bearings, one end of the interior of the shell is rotatably connected with a connecting rod through a bearing, an eccentric wheel is fixedly sleeved on the surface of the connecting rod, the bottom of the eccentric wheel contacts an inner rod, the surface of the inner rod is slidably sleeved with a fixing plate fixedly connected to the interior of the shell, an outer shell is fixedly installed on the top of the shell, a filter plate is provided inside the outer shell, grooves are provided at both ends of the top of the filter plate, a scraper is provided on the top of the filter plate, a block one and a block two are bolted to the two ends of the scraper, the internal thread of the block one is connected with a screw rotatably connected to the interior of the shell, and the internal sliding sleeve of the block two is connected with a guide rod fixedly connected to the interior of the shell.

[0007] The above technical solution is adopted: when cleaning polyester fabric, the fabric is passed through the driven roller, guide roller, plate body and active roller in sequence, and the active roller is driven to rotate during the operation of the rotating motor 1, wherein the synchronous rotation of the active roller and the driven roller is realized by the setting of the synchronous wheel and the synchronous belt, thereby realizing the transmission of the fabric. The water inside the shell is transferred to the spray pipe through the operation of the water pump 1, and then sprayed out through the nozzle. At this time, the water will be sprayed on the fabric, and the plate body and the bristle piece cooperate with the fabric to clean. The cleaned fabric will come to the bottom of the contact head, and the operation of the rotating motor 2 will drive the connecting rod and the eccentric wheel to rotate, and the eccentric wheel will contact the inner rod. The movement of the inner rod will drive the contact head to contact the fabric, and at the same time, the spring will contract and stretch in cooperation with the movement of the inner rod. The contact and striking of the contact head on the fabric can help shake off some water droplets on the fabric, so as to facilitate the subsequent link processing and facilitate the subsequent drying of the fabric. The structure is simple and the maintenance cost is low. And when cleaning the fabric, the operation of water pump 2 will transfer the water inside the shell to the water outlet through the outlet pipe. The water flowing down the outlet will be filtered by the filter plate, and the dust and fabric lint will remain on the filter plate, and then the clean water will accumulate inside the shell. When the filter plate is saturated, the operation of the rotating motor 3 will drive the screw to rotate, and the screw will drive the threaded block, the scraper and the guide block to move. The movement of the scraper will scrape the impurities on the surface of the filter plate until the impurities are scraped off and accumulated in the groove. This setting can increase the service life of the filter plate and reduce the tediousness of frequent replacement of the filter plate. At the same time, when the filter plate is worn, the handle 2 can be used to open the door body 2. The sealing ring ensures the sealing between the shell and the door body 2. The setting of the clamping block and the clamping groove will realize the clamping positioning between the filter plate and the shell.

[0008] The utility model is further configured such that a rotating motor is fixedly installed on the rear side of the shell, the output end of the rotating motor is fixedly connected to the active roller through a coupling, one end of the active roller and the driven roller both pass through the rear side of the shell and are fixedly installed with synchronous wheels, and the surfaces of the two synchronous wheels are connected to each other with synchronous belts.

[0009] By adopting the above technical solution, the driving roller will be driven to rotate by the operation of the rotating motor 1, wherein the synchronous rotation of the driving roller and the driven roller will be realized by the setting of the synchronous wheel and the synchronous belt.

[0010] The utility model is further configured such that a contact head is fixedly installed at the bottom of the inner rod, a spring fixedly connected to a fixed plate is fixedly sleeved on the surface of the inner rod, one end of the connecting rod is rotatably connected to a support plate fixedly connected to the inside of the shell through a bearing, and the output end of the rotating motor 2 is fixedly sleeved with the connecting rod through a coupling.

[0011] The above technical solution is adopted: the movement of the inner rod will drive the contact head to contact the fabric, and at the same time the spring will contract and extend in coordination with the movement of the inner rod, and the operation of the rotating motor 2 will drive the connecting rod to rotate.

[0012] The utility model is further configured as follows: a water pump is fixedly installed on the top of the shell, the water inlet of the water pump is connected to the shell, the water outlet of the water pump is connected to a water outlet pipe that runs through the shell, the bottom of the water outlet pipe is connected to a spray pipe fixedly connected to the shell, and the bottom of the spray pipe is connected to a nozzle.

[0013] The above technical solution is adopted: the water inside the shell is transferred to the spray pipe through the operation of the water pump 1, and then sprayed out through the spray head.

[0014] The utility model is further configured such that a water pump 2 is fixedly installed on the top of the shell, a water inlet of the water pump 2 is connected to a water inlet pipe connected to the shell, a water outlet of the water pump 2 is connected to a water outlet opening penetrating into the interior of the shell, a plate body is bolted to the interior of the shell, and bristles are fixedly adhered to the inner side of the plate body.

[0015] The above technical solution is adopted: the water inside the shell is transferred to the water outlet through the outlet pipe through the operation of the second water pump, and the plate body and the bristles are cleaned together.

[0016] The utility model is further configured such that a rotating motor three is fixedly mounted on one side of the shell, the output end of the rotating motor three is fixedly sleeved with a screw through a coupling, both ends of the filter plate are fixedly mounted with a clamping block, and a clamping groove for cooperating with the clamping block is provided inside the shell.

[0017] By adopting the above technical solution, the operation of the rotating motor three will drive the screw to rotate, and the arrangement of the clamping block and the clamping groove will realize the clamping positioning between the filter plate and the shell.

[0018] The utility model is further configured that a door body 1 is hingedly connected to the surface of the shell, a visual window is embedded in the surface of the door body 1, and a handle 1 is fixedly installed on the surface of the door body 1 and located on one side of the visual window.

[0019] The above technical solution is adopted: the interior of the shell is protected by the door body, the visual window is convenient for checking the interior of the shell, and the handle is convenient for driving the door body to open.

[0020] The utility model is further configured that a second door body is hinged on the surface of the outer shell, a second handle is fixedly installed on the surface of the second door body, and a sealing ring in contact with the outer shell is fixedly adhered to the rear side of the second door body.

[0021] By adopting the above technical solution, the interior of the outer shell is conveniently sealed by the second door body, the second handle facilitates the opening of the second door body, and the sealing ring ensures the sealing between the outer shell and the second door body.

[0022] In summary, the utility model has the following beneficial effects:

[0023] 1. When cleaning polyester fabric, the utility model passes the fabric through the driven roller, guide roller, plate body and active roller in sequence, and the fabric is transferred during the operation of rotating motor one. Water is sprayed out through the nozzle by the operation of water pump one, and the water is sprayed on the fabric. The plate body and the brush piece cooperate with the fabric to clean. The cleaned fabric will come to the bottom of the contact head, and the operation of rotating motor two will drive the contact head to contact the fabric. The contact and striking of the contact head on the fabric can help shake off some water droplets on the fabric, so as to facilitate subsequent processing and facilitate the subsequent drying of the fabric. The structure is simple and the maintenance cost is low.

[0024] 2. In the cleaning of fabrics, the operation of the water pump 2 will transfer the water inside the shell to the water outlet through the outlet pipe. The water flowing down from the outlet will be filtered by the filter plate, and the dust and fabric lint will remain on the filter plate, and then the clean water will accumulate inside the shell. When the filter plate is saturated, the operation of the rotating motor 3 will drive the screw to rotate, and the screw will drive the threaded block, the scraper and the guide block to move. The movement of the scraper will scrape the impurities on the surface of the filter plate until the impurities are scraped off and accumulated in the groove. This setting can increase the service life of the filter plate and reduce the tediousness of frequent replacement of the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 It is a schematic diagram of the rear side of the housing of the utility model;

[0027] Figure 3 It is a front view cross-sectional schematic diagram of the utility model;

[0028] Figure 4 It is a top view schematic diagram of the screw rod and the guide rod of the utility model;

[0029] Figure 5 This utility model Figure 3 Enlarged schematic diagram at point A in the middle.

[0030] Figure numerals: 1, housing; 2, active roller; 3, driven roller; 4, guide roller; 5, synchronous wheel; 6, synchronous belt; 7, rotating motor 1; 8, rotating motor 2; 9, connecting rod; 10, supporting plate; 11, eccentric wheel; 12, fixing plate; 13, inner rod; 14, spring; 15, contact head; 16, plate; 17, bristles; 18, housing; 19, water pump 1; 20, water outlet pipe; 21, spray Pipe; 22, water pump 2; 23, water outlet opening; 24, water inlet pipe; 25, filter plate; 26, groove; 27, rotating motor 2; 28, screw; 29, block; 30, scraper; 31, nozzle; 32, door 1; 33, visual window; 34, handle 1; 35, door 2; 36, handle 2; 37, guide rod; 38, sealing ring; 39, clamping block; 40, clamping groove; 41, block 2. DETAILED DESCRIPTION

[0031] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0032] Embodiment 1:

[0033] refer to Figure 1 , Figure 2 and Figure 3A cleaning device for treating polyester fabrics comprises a housing 1, wherein the interior of the housing 1 is rotatably connected to a driving roller 2, a driven roller 3 and a guide roller 4 through bearings, and one end of the interior of the housing 1 is rotatably connected to a connecting rod 9 through a bearing, and an eccentric wheel 11 is fixedly sleeved on the surface of the connecting rod 9, and an inner rod 13 is contacted at the bottom of the eccentric wheel 11, and a fixed plate 12 fixedly connected to the interior of the housing 1 is slidably sleeved on the surface of the inner rod 13. When cleaning the polyester fabric, the fabric is passed through the driven roller 3, the guide roller 4, the plate 16 and the driving roller 2 in sequence, and the fabric is transferred during the operation of the rotating motor 7. The water body is sprayed out through the nozzle 31 through the operation of the water pump 19, and the water body will be sprayed on the fabric at this time, and the plate 16 and the bristles 17 cooperate with the fabric to clean. The cleaned fabric will come to the bottom of the contact head 15, and the operation of the rotating motor 8 will drive the contact head 15 to contact the fabric. The contact and impact of the contact head 15 on the fabric can help shake off some water droplets on the fabric, so as to facilitate subsequent processing and facilitate subsequent drying of the fabric. The structure is simple and the maintenance cost is low.

[0034] refer to Figure 2 A rotating motor 7 is fixedly installed on the rear side of the shell 1. The output end of the rotating motor 7 is fixedly connected with the active roller 2 through a coupling. One end of the active roller 2 and the driven roller 3 passes through the rear side of the shell 1 and is fixedly installed with a synchronous wheel 5. The surfaces of the two synchronous wheels 5 are connected with synchronous belts 6. The operation of the rotating motor 7 will drive the active roller 2 to rotate. The synchronous rotation of the active roller 2 and the driven roller 3 will be realized by the setting of the synchronous wheel 5 and the synchronous belt 6.

[0035] refer to Figure 3 A contact head 15 is fixedly installed at the bottom of the inner rod 13, and a spring 14 fixedly connected to the fixed plate 12 is fixedly sleeved on the surface of the inner rod 13. One end of the connecting rod 9 is rotatably connected to a support plate 10 fixedly connected to the inside of the shell 1 through a bearing. The output end of the rotating motor 2 8 is fixedly sleeved with the connecting rod 9 through a coupling. The movement of the inner rod 13 will drive the contact head 15 to contact the fabric. At the same time, the spring 14 cooperates with the movement of the inner rod 13 to contract and extend, and the operation of the rotating motor 2 8 will drive the connecting rod 9 to rotate.

[0036] refer to Figure 3 A water pump 19 is fixedly installed on the top of the shell 1, and the water inlet of the water pump 19 is connected to the shell 18, and the water outlet of the water pump 19 is connected to a water outlet pipe 20 that penetrates into the shell 1, and the bottom of the water outlet pipe 20 is connected to a spray pipe 21 fixedly connected to the shell 1, and the bottom of the spray pipe 21 is connected to a nozzle 31. Through the operation of the water pump 19, the water inside the shell 18 is transferred to the spray pipe 21, and then sprayed out through the nozzle 31.

[0037] refer to Figure 3A water pump 22 is fixedly installed on the top of the shell 18, the water inlet of the water pump 22 is connected to the water inlet pipe 24 connected to the shell 1, the water outlet of the water pump 22 is connected to the water outlet opening 23 that penetrates into the shell 18, the inside of the shell 1 is bolted with a plate body 16, the inner side of the plate body 16 is fixedly adhered with bristles 17, the operation of the water pump 22 will transfer the water inside the shell 1 to the water outlet opening 23 through the water outlet pipe 20, and the plate body 16 and the bristles 17 cooperate with the fabric for cleaning.

[0038] Brief description of the use process: When cleaning polyester fabrics, the fabrics are passed through the driven roller 3, the guide roller 4, the plate 16 and the active roller 2 in sequence. The active roller 2 is driven to rotate during the operation of the rotating motor 7. The synchronous wheel 5 and the synchronous belt 6 are used to realize the synchronous rotation of the active roller 2 and the driven roller 3, thereby realizing the transfer of the fabrics. The water in the housing 18 is transferred to the spray pipe 21 through the operation of the water pump 19, and then sprayed out through the nozzle 31. At this time, the water will be sprayed on the fabrics, and the plate 16 and the bristles 17 cooperate with the fabrics to clean. The cleaned fabric will come to the bottom of the contact head 15, and the operation of the rotating motor 8 will drive the connecting rod 9 and the eccentric wheel 11 to rotate, and the eccentric wheel 11 will contact the inner rod 13. The movement of the inner rod 13 will drive the contact head 15 to contact the fabric. At the same time, the spring 14 cooperates with the movement of the inner rod 13 to shrink and stretch. The contact and impact of the contact head 15 on the fabric can help shake off some water droplets on the fabric, so as to facilitate subsequent processing and facilitate subsequent drying of the fabric. The structure is simple and the maintenance cost is low.

[0039] Embodiment 2:

[0040] refer to Figure 1 , Figure 3 , Figure 4 and Figure 5A cleaning device for treating polyester fabrics comprises a housing 1, a housing 18 is fixedly mounted on the top of the housing 1, a filter plate 25 is arranged inside the housing 18, grooves 26 are provided at both ends of the top of the filter plate 25, a scraper 30 is arranged on the top of the filter plate 25, a block 29 and a block 2 41 are bolted to both ends of the scraper 30, a screw 28 rotatably connected to the inside of the housing 18 is threadedly connected to the inside of the block 19, a guide rod 37 fixedly connected to the inside of the housing 18 is slidably sleeved inside the block 2 41, and during the cleaning of the fabric, the operation of the water pump 22 will transfer the water inside the housing 1 to the water outlet opening 23 through the water outlet pipe 20. The water flowing down from the water outlet opening 23 will be filtered by the filter plate 25, dust and fabric fluff will remain on the filter plate 25, and then the clean water will be accumulated inside the housing 18. When the filter plate 25 becomes saturated, the operation of the rotating motor 3 27 can drive the screw 28 to rotate, and the screw 28 can drive the threaded block, the scraper 30 and the guide block to move. The movement of the scraper 30 can scrape off the impurities on the surface of the filter plate 25 until the impurities are scraped off and accumulated in the groove 26. This arrangement can increase the service life of the filter plate 25 and reduce the tediousness of frequent replacement of the filter plate 25.

[0041] refer to Figure 3 A rotating motor 3 27 is fixedly installed on one side of the shell 18. The output end of the rotating motor 3 27 is fixedly connected to the screw 28 through a coupling. A clamping block 39 is fixedly installed on both ends of the filter plate 25. A clamping groove 40 for cooperating with the clamping block 39 is provided inside the shell 18. The operation of the rotating motor 3 27 will drive the screw 28 to rotate. The setting of the clamping block 39 and the clamping groove 40 will realize the clamping positioning between the filter plate 25 and the shell 18.

[0042] refer to Figure 1 A door body 32 is hinged on the surface of the shell 1, and a visual window 33 is embedded in the surface of the door body 32. A handle 34 is fixedly installed on the surface of the door body 32 and on one side of the visual window 33. The interior of the shell 1 is protected by the door body 32, the visual window 33 facilitates viewing the interior of the shell 1, and the handle 34 facilitates driving the door body 32 to open.

[0043] refer to Figure 1 A door body 35 is hinged on the surface of the outer shell 18, and a handle 36 is fixedly installed on the surface of the door body 35. A sealing ring 38 in contact with the outer shell 18 is fixedly adhered to the rear side of the door body 35. The door body 35 is used to seal the inside of the outer shell 18, and the handle 36 is used to open the door body 35. The sealing ring 38 ensures the sealing between the outer shell 18 and the door body 35.

[0044] Brief description of the use process: During the cleaning of fabrics, the operation of the water pump 22 will transfer the water inside the housing 1 to the water outlet opening 23 through the water outlet pipe 20. The water flowing down the water outlet opening 23 will be filtered through the filter plate 25, and the dust and fabric lint will remain on the filter plate 25, and then the clean water will be accumulated inside the housing 18. When the filter plate 25 becomes saturated, the operation of the rotating motor 3 27 can drive the screw 28 to rotate, and the screw 28 can drive the threaded block, the scraper 30 and the guide block to move. The movement of the scraper 30 can scrape off the impurities on the surface of the filter plate 25 until the impurities are scraped off and accumulated in the groove 26. This arrangement can increase the service life of the filter plate 25 and reduce the tediousness of frequent replacement of the filter plate 25. At the same time, when the filter plate 25 is worn, the handle 2 36 can be used to facilitate the opening of the door body 2 35. The sealing ring 38 ensures the sealing between the outer shell 18 and the door body 2 35. The arrangement of the clamping block 39 and the clamping groove 40 can realize the clamping positioning between the filter plate 25 and the outer shell 18.

[0045] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims

1. A cleaning device for treating polyester fabrics, comprising a housing (1), characterized in that: The interior of the housing (1) is rotatably connected to a driving roller (2), a driven roller (3) and a guide roller (4) via bearings, and one end of the interior of the housing (1) is rotatably connected to a connecting rod (9) via a bearing. An eccentric wheel (11) is fixedly sleeved on the surface of the connecting rod (9). The bottom of the eccentric wheel (11) contacts an inner rod (13). A fixed plate (12) fixedly connected to the interior of the housing (1) is slidably sleeved on the surface of the inner rod (13). An outer shell (18) is fixedly installed on the top of the housing (1). A filter plate (25) is provided inside the shell (18), and grooves (26) are provided at both ends of the top of the filter plate (25). A scraper (30) is provided on the top of the filter plate (25), and a block (29) and a block (41) are bolted to the two ends of the scraper (30), respectively. The internal thread of the block (29) is connected to a screw rod (28) rotatably connected to the inside of the shell (18), and the internal sliding sleeve of the block (41) is connected to a guide rod (37) fixedly connected to the inside of the shell (18).

2. A cleaning device for treating polyester fabric according to claim 1, characterized in that: A rotary motor (7) is fixedly mounted on the rear side of the housing (1); the output end of the rotary motor (7) is fixedly sleeved with the active roller (2) via a coupling; one end of the active roller (2) and the driven roller (3) both pass through the rear side of the housing (1) and are fixedly mounted with synchronous wheels (5); and synchronous belts (6) are sleeved on the surfaces of the two synchronous wheels (5).

3. The cleaning device for treating polyester fabric according to claim 1, characterized in that: A contact head (15) is fixedly mounted on the bottom of the inner rod (13); a spring (14) fixedly connected to a fixed plate (12) is fixedly sleeved on the surface of the inner rod (13); one end of the connecting rod (9) is rotatably connected to a support plate (10) fixedly connected to the inside of the housing (1) via a bearing; a second rotary motor (8) is fixedly mounted on one side of the housing (1); and an output end of the second rotary motor (8) is fixedly sleeved with the connecting rod (9) via a coupling.

4. The cleaning device for treating polyester fabric according to claim 1, characterized in that: A water pump (19) is fixedly mounted on the top of the shell (1); a water inlet of the water pump (19) is connected to the shell (18); a water outlet of the water pump (19) is connected to a water outlet pipe (20) that runs through the inside of the shell (1); the bottom of the water outlet pipe (20) is connected to a spray pipe (21) that is fixedly connected to the shell (1); and the bottom of the spray pipe (21) is connected to a spray head (31).

5. The cleaning device for treating polyester fabric according to claim 1, characterized in that: A water pump (22) is fixedly mounted on the top of the shell (18); a water inlet of the water pump (22) is connected to a water inlet pipe (24) connected to the shell (1); a water outlet of the water pump (22) is connected to a water outlet opening (23) penetrating into the shell (18); a plate (16) is bolted to the inside of the shell (1), and bristles (17) are fixedly bonded to the inner side of the plate (16).

6. The cleaning device for treating polyester fabric according to claim 1, characterized in that: A rotary motor three (27) is fixedly mounted on one side of the housing (18); the output end of the rotary motor three (27) is fixedly sleeved with the screw rod (28) via a coupling; clamping blocks (39) are fixedly mounted on both ends of the filter plate (25); and a clamping groove (40) for engaging with the clamping block (39) is provided inside the housing (18).

7. The cleaning device for treating polyester fabric according to claim 1, characterized in that: A door body (32) is hingedly connected to the surface of the shell (1), a visual window (33) is embedded in the surface of the door body (32), and a handle (34) is fixedly installed on the surface of the door body (32) and located on one side of the visual window (33).

8. The cleaning device for treating polyester fabric according to claim 1, characterized in that: The surface of the outer shell (18) is hinged with a second door body (35), the surface of the second door body (35) is fixedly mounted with a second handle (36), and the rear side of the second door body (35) is fixedly bonded with a sealing ring (38) in contact with the outer shell (18).

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