CN209836212U - Fixing device of belt coining mill - Google Patents

Fixing device of belt coining mill Download PDF

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Publication number
CN209836212U
CN209836212U CN201920530440.6U CN201920530440U CN209836212U CN 209836212 U CN209836212 U CN 209836212U CN 201920530440 U CN201920530440 U CN 201920530440U CN 209836212 U CN209836212 U CN 209836212U
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CN
China
Prior art keywords
pipe
shell
frame structure
mounting
belt
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.)
Expired - Fee Related
Application number
CN201920530440.6U
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Chinese (zh)
Inventor
谢懿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Newwitt Rubber Products Co Ltd
Original Assignee
Tianjin Newwitt Rubber Products Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin Newwitt Rubber Products Co Ltd filed Critical Tianjin Newwitt Rubber Products Co Ltd
Priority to CN201920530440.6U priority Critical patent/CN209836212U/en
Application granted granted Critical
Publication of CN209836212U publication Critical patent/CN209836212U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a fixing device of a belt embossing machine, which comprises an installation shell, a bottom plate, an adjustable air leakage detection frame structure, a protective heat dissipation frame structure, an adjustable moving frame structure, a connecting block, an installation pipe, an installation rod, a stop block, a buffer spring, a fixing plate, an installation bolt, a through hole, a sealing cover and a handle, wherein the bottom plate is bolted on the upper part of the installation shell; the adjustable air leakage detection frame structure is arranged in the middle of the right side of the mounting shell; the protective heat dissipation frame structure is arranged in the middle of the inner side of the mounting shell; the adjustable moving frame structure is arranged on the upper part of the installation pipe. The utility model discloses the setting of connecting shell, outlet duct, balloon, intake pipe, valve, communicating pipe and governing pipe is favorable to detecting the gas outlet of belt coining mill; the fixed shell, the motor, the flabellum, the protection network, the fixed block, the connecting rod, the setting of connecting axle and connecting hole are favorable to dispelling the heat to the belt coining mill.

Description

Fixing device of belt coining mill
Technical Field
The utility model belongs to the technical field of the leather is made, especially, relate to a fixing device of belt coining mill.
Background
In the field of belt manufacturing, it is necessary to emboss the surface of a leather belt by an embossing machine after the leather is subjected to cutting, splitting, or other processes.
The invention discloses a fixing device of a belt embossing machine with Chinese patent publication No. CN203700390U, comprising: the support is provided with a support plate, the support plate is provided with eight screw holes, the support plate is provided with a left metal strip and a right metal strip, the left metal strip is provided with two long openings above the screw holes in the left side of the support plate, the right metal strip is provided with two long openings above the screw holes in the left side of the support plate, the left metal strip and the right metal strip are transversely provided with fixing strips, and the left metal strip, the right metal strip and the fixing strips are respectively fixed on the support plate through the connection of bolts and the screw holes. However, the fixing device of the existing belt embossing machine also has the problems of inconvenience in gas detection, poor heat dissipation effect and inconvenience in movement.
Therefore, it is necessary to develop a belt embossing machine fixing device.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a fixing device of belt coining mill to the fixing device who solves current belt coining mill is inconvenient to detect gas, the poor and inconvenient problem of removing of radiating effect. A fixing device of a belt embossing machine comprises an installation shell, a bottom plate, an adjustable air leakage detection frame structure, a protective heat dissipation frame structure, an adjustable moving frame structure, a connecting block, an installation pipe, an installation rod, a blocking block, a buffering spring, a fixing plate, an installation bolt, a through hole, a sealing cover and a handle, wherein the bottom plate is connected to the upper part of the installation shell through a bolt; the adjustable air leakage detection frame structure is arranged in the middle of the right side of the mounting shell; the protective heat dissipation frame structure is arranged in the middle of the inner side of the mounting shell; the adjustable moving frame structure is arranged at the upper part of the installation pipe; the connecting blocks are respectively bolted at the middle positions of the upper surface of the mounting shell; the mounting rod is transversely inserted into the inner side of the mounting pipe; the blocking block is embedded in the inner side of the mounting rod; one end of the buffer spring is welded on the inner side of the mounting pipe, and the other end of the buffer spring is welded on the inner side of the stop block; the fixing plate is connected to the outer side of the mounting rod through a bolt; the mounting bolts are respectively bolted on the upper part of the outer side of the fixed plate and the lower part of the outer side of the fixed plate; the through hole is formed in the left side of the inner part of the mounting shell; the sealing cover is buckled on the left side of the through hole; the handle screw is connected to the middle position of the left side of the sealing cover; the adjustable air leakage detection frame structure comprises a connecting shell, an air outlet pipe, a balloon, an air inlet pipe, a valve, a communicating pipe and an adjusting pipe, wherein the air outlet pipe is embedded in the upper part of the right side of the connecting shell; the balloon is sleeved on the right side of the outer surface of the air outlet pipe; the air inlet pipe is embedded on the right side of the upper surface of the connecting shell; the valve is in threaded connection with the upper part of the air inlet pipe; the communicating pipe is in threaded connection with the upper part of the valve; the adjusting pipe is in threaded connection with the upper part of the communicating pipe.
Preferably, the buffer spring is a stainless steel spring; the diameter of the buffer spring is set to be sixteen millimeters to eighteen millimeters; the outer surface of the buffer spring is embedded with a rubber layer.
Preferably, a rubber sealing strip is arranged at the joint of the through hole and the sealing cover; the rubber sealing strip is glued on the right side of the sealing cover.
Preferably, the connecting shell is communicated with the air outlet pipe; the air outlet pipe is communicated with the balloon; the connecting shell is communicated with the air inlet pipe; the air inlet pipe is communicated with the valve; the valve is communicated with the communicating pipe; the communicating pipe is communicated with the adjusting pipe.
Preferably, the diameter of the adjusting pipe is set to be four centimeters to six centimeters; the adjusting pipe is a stainless steel hose.
Preferably, the protective heat dissipation frame structure comprises a fixed shell, a motor, fan blades, a protective net, fixed blocks, connecting rods, connecting shafts and connecting holes, wherein the motor is respectively connected to the left side and the right side of the lower part of the inner side of the fixed shell through bolts; the fan blades are sleeved on an output shaft of the motor; the protective net is embedded at the upper part of the inner side of the fixed shell; the fixed block is embedded in the upper part of the left side of the fixed shell; the connecting rod is connected to the middle position of the front surface of the fixed block through a connecting shaft; the connecting hole is arranged in the middle of the lower part of the front surface of the connecting rod.
Preferably, the thickness of the protective net is set to be four millimeters to six millimeters; the protective net specifically adopts a stainless steel net.
Preferably, the fan blade is made of PVC soft plastic blades.
Preferably, the adjustable moving frame structure comprises a connecting plate, a support rod, a rotating shaft, a protection rope, a protection ring and a protection spring, wherein the support rod is respectively connected to the left side and the right side of the front surface of the connecting plate through the rotating shaft; the protective rope is glued to the middle position of the upper surface of the supporting rod; the protective ring is embedded on the upper parts of the protective rope and the protective rope; the protection spring is welded at the joint of the support rod and the upper part of the inner side of the support rod.
Preferably, a rubber ring is arranged at the joint of the connecting plate and the rotating shaft; the rubber ring is embedded on the outer wall of the rotating shaft.
Preferably, a PVC plastic layer is embedded on the outer surface of the protection spring; the protection spring is a stainless steel spring.
Preferably, the connecting shell is connected with the mounting shell through bolts.
Preferably, the fixed shell is connected with the mounting shell through bolts.
Preferably, the connecting plate is connected with the mounting pipe through bolts.
Preferably, the motor is a motor with the model number TJP37 RGa.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, the connection shell, the outlet duct, the balloon, the intake pipe, the valve, the setting of communicating pipe and regulating pipe is favorable to detecting the gas outlet of belt coining mill.
2. The utility model discloses in, set casing, motor, flabellum, the protection network, the fixed block, the connecting rod, the setting of connecting axle and connecting hole is favorable to dispelling the heat to the belt coining mill.
3. The utility model discloses in, connecting plate, branch, pivot, protection rope, the setting of guard ring and protection spring is favorable to removing the fixing device of belt coining mill.
4. In the utility model, the buffer spring is a stainless steel spring; the diameter of the buffer spring is set to be sixteen millimeters to eighteen millimeters; the outer surface of the buffer spring is embedded with a rubber layer, which is beneficial to preventing the buffer spring from rusting and breaking.
5. In the utility model, the connecting shell is communicated with the air outlet pipe; the air outlet pipe is communicated with the balloon; the connecting shell is communicated with the air inlet pipe; the air inlet pipe is communicated with the valve; the valve is communicated with the communicating pipe; the communicating pipe is communicated with the adjusting pipe, and is favorable for the circulation of the gas of the belt embossing machine.
6. In the utility model, the thickness of the protective net is set to be four millimeters to six millimeters; the protective net specifically adopts the stainless steel net, is favorable to preventing the protective net damage of rustting.
7. In the utility model, the diameter of the adjusting pipe is set to be four centimeters to six centimeters; the adjusting pipe specifically adopts the stainless steel hose, is favorable to adjusting the angle of adjusting pipe.
8. In the utility model, the joint of the connecting plate and the rotating shaft is provided with a rubber ring; the rubber ring is embedded on the outer wall of the rotating shaft, and abrasion of the rotating shaft is prevented.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the adjustable air leakage detecting frame structure of the present invention.
Fig. 3 is a schematic structural view of the protective heat dissipation frame structure of the present invention.
Fig. 4 is a schematic structural view of the adjustable moving frame structure of the present invention.
In the figure:
1. mounting a shell; 2. a base plate; 3. the structure of the air leakage detection frame can be adjusted; 31. a connecting shell; 32. an air outlet pipe; 33. a balloon; 34. an air inlet pipe; 35. a valve; 36. a communicating pipe; 37. an adjusting tube; 4. the heat dissipation frame structure can be protected; 41. a stationary case; 42. a motor; 43. a fan blade; 44. a protective net; 45. a fixed block; 46. a connecting rod; 47. a connecting shaft; 48. connecting holes; 5. an adjustable moving frame structure; 51. a connecting plate; 52. a strut; 53. a rotating shaft; 54. a protective rope; 55. a guard ring; 56. a protection spring; 6. connecting blocks; 7. installing a pipe; 8. mounting a rod; 9. a blocking block; 10. a buffer spring; 11. a fixing plate; 12. installing a bolt; 13. a through hole; 14. a sealing cover; 15. a handle.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 4
The utility model provides a fixing device of a belt embossing machine, which comprises an installation shell 1, a bottom plate 2, an adjustable air leakage detection frame structure 3, a protective heat dissipation frame structure 4, an adjustable moving frame structure 5, a connecting block 6, an installation pipe 7, an installation rod 8, a stop block 9, a buffer spring 10, a fixing plate 11, an installation bolt 12, a through hole 13, a sealing cover 14 and a handle 15, wherein the bottom plate 2 is connected with the upper part of the installation shell 1 through a bolt; the adjustable air leakage detection frame structure 3 is arranged in the middle of the right side of the mounting shell 1; the protective heat dissipation frame structure 4 is arranged in the middle of the inner side of the mounting shell 1; the adjustable moving frame structure 5 is arranged at the upper part of the mounting pipe 7; the connecting blocks 6 are respectively bolted at the middle positions of the upper surface of the mounting shell 1; the mounting rod 8 is transversely inserted into the inner side of the mounting pipe 7; the stop block 9 is embedded at the inner side of the mounting rod 8; one end of the buffer spring 10 is welded on the inner side of the mounting tube 7, and the other end is welded on the inner side of the stop block 9; the fixed plate 11 is connected with the outer side of the mounting rod 8 through bolts; the mounting bolts 12 are respectively bolted on the upper part of the outer side of the fixed plate 11 and the lower part of the outer side of the fixed plate 11; the through hole 13 is formed in the left side of the inner part of the mounting shell 1; the sealing cover 14 is buckled on the left side of the through hole 13; the handle 15 is screwed at the middle position on the left side of the sealing cover 14; the adjustable air leakage detection frame structure 3 comprises a connecting shell 31, an air outlet pipe 32, a balloon 33, an air inlet pipe 34, a valve 35, a communicating pipe 36 and an adjusting pipe 37, wherein the air outlet pipe 32 is embedded at the upper part of the right side of the connecting shell 31; the balloon 33 is sleeved on the right side of the outer surface of the air outlet pipe 32; the air inlet pipe 34 is embedded at the right side of the upper surface of the connecting shell 31; the valve 35 is in threaded connection with the upper part of the air inlet pipe 34; the communicating pipe 36 is in threaded connection with the upper part of the valve 35; the adjusting pipe 37 is screwed to the upper portion of the communicating pipe 36.
In the above embodiment, specifically, the buffer spring 10 is a stainless steel spring; the diameter of the buffer spring 10 is set to be sixteen millimeters to eighteen millimeters; the outer surface of the buffer spring 10 is embedded with a rubber layer.
In the above embodiment, specifically, a rubber sealing strip is arranged at the joint of the through hole 13 and the sealing cover 14; the rubber sealing strip is glued to the right side of the sealing cover 14.
In the above embodiment, specifically, the connecting shell 31 is communicated with the air outlet pipe 32; the air outlet pipe 32 is communicated with the balloon 33; the connecting shell 31 is communicated with an air inlet pipe 34; the air inlet pipe 34 is communicated with a valve 35; the valve 35 is communicated with a communicating pipe 36; the communicating pipe 36 is communicated with the adjusting pipe 37.
In the above embodiment, specifically, the diameter of the adjusting tube 37 is set to be four centimeters to six centimeters; the adjusting pipe 37 is a stainless steel hose.
In the above embodiment, specifically, the protective heat dissipation frame structure 4 includes a fixing shell 41, a motor 42, fan blades 43, a protective screen 44, a fixing block 45, a connecting rod 46, a connecting shaft 47 and a connecting hole 48, where the motor 42 is respectively bolted to the left and right sides of the lower portion inside the fixing shell 41; the fan blades 43 are sleeved on an output shaft of the motor 42; the protective net 44 is embedded at the upper part of the inner side of the fixed shell 41; the fixed block 45 is embedded in the upper part of the left side of the fixed shell 41; the connecting rod 46 is connected to the middle position of the front surface of the fixed block 45 through a connecting shaft 47; the connection hole 48 is opened at a middle position of a lower portion of the front surface of the connecting rod 46.
In the above embodiment, specifically, the thickness of the protective net 44 is set to be four millimeters to six millimeters; the protective net 44 is made of stainless steel.
In the above embodiment, the fan blade 43 is specifically made of PVC soft plastic blade.
In the above embodiment, specifically, the adjustable moving frame structure 5 includes a connecting plate 51, a supporting rod 52, a rotating shaft 53, a protective rope 54, a protective ring 55 and a protective spring 56, wherein the supporting rod 52 is connected to the left and right sides of the front surface of the connecting plate 51 through the rotating shaft 53; the protective rope 54 is glued on the middle position of the upper surface of the supporting rod 52; the protective ring 55 is embedded on the upper parts of the protective rope 54 and the protective rope 54; the guard spring 56 is welded to the strut 52 at the junction with the upper portion of the inside of the strut 52.
In the above embodiment, specifically, a rubber ring is arranged at the connection position of the connecting plate 51 and the rotating shaft 53; the rubber ring is embedded on the outer wall of the rotating shaft 53.
In the above embodiment, specifically, a PVC plastic layer is embedded on the outer surface of the protection spring 56; the protection spring 56 is a stainless steel spring.
In the above embodiment, specifically, the connecting shell 31 is connected with the mounting shell 1 by bolts.
In the above embodiment, specifically, the fixing shell 41 is disposed in bolted connection with the mounting shell 1.
In the above embodiment, specifically, the connecting plate 51 is connected to the mounting tube 7 by bolts.
In the above embodiment, specifically, the motor 42 is a motor with a model number TJP37 RGa.
Principle of operation
When the utility model is used, firstly, the fixing plate 11 is pressed by hand to make the mounting rod 8 move to the inner side, and the buffer spring 10 contracts, then the belt embossing machine needing to be fixed is placed on the mounting shell 1, then the belt embossing machine of the mounting shell 1 can be fixedly mounted by clockwise rotating the mounting bolt 12, and simultaneously the gas outlet of the belt embossing machine is connected to the communicating pipe 36 to detect the gas outlet of the belt embossing machine, if the gas outlet of the belt embossing machine leaks gas, the gas at the gas outlet of the belt embossing machine enters the adjusting pipe 37, then the gas in the adjusting pipe 37 enters the communicating pipe 36, then the gas in the communicating pipe 36 enters the gas inlet pipe 34 through the valve 35, then the gas in the gas inlet pipe 34 enters the connecting shell 31, then the gas in the connecting shell 31 enters the gas outlet pipe 32, then the gas in the gas outlet pipe 32 blows the balloon 33 to explain the gas outlet of the belt embossing machine, in the process of using the belt embossing machine, the external power supply starting motor 42 of the switch-on motor 42 drives the fan blades 43 to rotate, so that the belt embossing machine on the mounting shell 1 can be cooled, if the belt embossing fixing device needs to be moved, the external traction device is hung on the protective ring 55, then the belt embossing fixing device is lifted, so that the belt embossing fixing device can be moved, and the protective spring 56 can be used for playing a role in buffering and protecting the belt embossing fixing device in the process of moving the belt embossing fixing device.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims (10)

1. The fixing device of the belt embossing machine is characterized by comprising a mounting shell (1), a bottom plate (2), an adjustable air leakage detection frame structure (3), a protective heat dissipation frame structure (4), an adjustable moving frame structure (5), a connecting block (6), a mounting pipe (7), a mounting rod (8), a blocking block (9), a buffering spring (10), a fixing plate (11), a mounting bolt (12), a through hole (13), a sealing cover (14) and a handle (15), wherein the bottom plate (2) is in bolted connection with the upper part of the mounting shell (1); the adjustable air leakage detection frame structure (3) is arranged in the middle of the right side of the mounting shell (1); the protective heat dissipation frame structure (4) is arranged in the middle of the inner side of the mounting shell (1); the adjustable moving frame structure (5) is arranged at the upper part of the mounting pipe (7); the connecting blocks (6) are respectively bolted at the middle positions of the upper surface of the mounting shell (1); the mounting rod (8) is transversely inserted into the inner side of the mounting pipe (7); the stop block (9) is embedded in the inner side of the mounting rod (8); one end of the buffer spring (10) is welded on the inner side of the mounting pipe (7), and the other end of the buffer spring is welded on the inner side of the stop block (9); the fixed plate (11) is connected to the outer side of the mounting rod (8) through bolts; the mounting bolts (12) are respectively bolted on the upper part of the outer side of the fixing plate (11) and the lower part of the outer side of the fixing plate (11); the through hole (13) is formed in the left side of the inner part of the mounting shell (1); the sealing cover (14) is buckled on the left side of the through hole (13); the handle (15) is connected to the middle position of the left side of the sealing cover (14) through a screw; the adjustable air leakage detection frame structure (3) comprises a connecting shell (31), an air outlet pipe (32), a balloon (33), an air inlet pipe (34), a valve (35), a communicating pipe (36) and an adjusting pipe (37), wherein the air outlet pipe (32) is embedded in the upper part of the right side of the connecting shell (31); the balloon (33) is sleeved on the right side of the outer surface of the air outlet pipe (32); the air inlet pipe (34) is embedded on the right side of the upper surface of the connecting shell (31); the valve (35) is in threaded connection with the upper part of the air inlet pipe (34); the communicating pipe (36) is in threaded connection with the upper part of the valve (35); the adjusting pipe (37) is connected to the upper part of the communicating pipe (36) in a threaded manner.
2. The belt embossing machine fixture as claimed in claim 1, characterized in that said damping spring (10) is embodied as a stainless steel spring; the diameter of the buffer spring (10) is set to be sixteen millimeters to eighteen millimeters; the outer surface of the buffer spring (10) is embedded with a rubber layer.
3. The belt embossing machine fixing device as claimed in claim 1, wherein a rubber sealing strip is provided at the junction of the through hole (13) and the sealing cover (14); the rubber sealing strip is glued on the right side of the sealing cover (14).
4. The belt embossing machine fixing device as set forth in claim 1, wherein the connecting housing (31) is communicated with the outlet pipe (32); the air outlet pipe (32) is communicated with the balloon (33); the connecting shell (31) is communicated with an air inlet pipe (34); the air inlet pipe (34) is communicated with a valve (35); the valve (35) is communicated with the communicating pipe (36); the communicating pipe (36) is communicated with the adjusting pipe (37).
5. The belt embossing machine fixture as claimed in claim 1, characterized in that the adjusting tube (37) is provided with a diameter of four cm to six cm; the adjusting pipe (37) is a stainless steel hose.
6. The fixing device of the belt embossing machine as claimed in claim 1, wherein the protective heat dissipation frame structure (4) comprises a fixing shell (41), a motor (42), fan blades (43), a protective net (44), a fixing block (45), a connecting rod (46), a connecting shaft (47) and a connecting hole (48), wherein the motor (42) is respectively bolted on the left side and the right side of the lower part of the inner side of the fixing shell (41); the fan blade (43) is sleeved on an output shaft of the motor (42); the protective net (44) is embedded at the upper part of the inner side of the fixed shell (41); the fixed block (45) is embedded in the upper part of the left side of the fixed shell (41); the connecting rod (46) is connected to the middle position of the front surface of the fixed block (45) through a connecting shaft (47); the connecting hole (48) is arranged in the middle of the lower part of the front surface of the connecting rod (46).
7. The belt embossing machine fixing device as claimed in claim 6, characterized in that the thickness of the protection net (44) is set to four mm to six mm; the protective net (44) is made of stainless steel net.
8. The belt embossing machine fastening device as claimed in claim 6, characterized in that the fan blades (43) are in particular PVC soft plastic blades.
9. The belt embossing machine fixing device as claimed in claim 1, wherein said adjustable moving frame structure (5) comprises a connecting plate (51), a supporting rod (52), a rotating shaft (53), a protection rope (54), a protection ring (55) and a protection spring (56), said supporting rod (52) is connected to the left and right sides of the front surface of the connecting plate (51) through the rotating shaft (53); the protective rope (54) is glued on the middle position of the upper surface of the supporting rod (52); the protective ring (55) is embedded at the upper parts of the protective rope (54) and the protective rope (54); the protection spring (56) is welded at the joint of the support rod (52) and the upper part of the inner side of the support rod (52).
10. The belt embossing machine fixing device as claimed in claim 9, characterized in that a rubber ring is provided at the junction of the connecting plate (51) and the rotating shaft (53); the rubber ring is embedded on the outer wall of the rotating shaft (53).
CN201920530440.6U 2019-04-18 2019-04-18 Fixing device of belt coining mill Expired - Fee Related CN209836212U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920530440.6U CN209836212U (en) 2019-04-18 2019-04-18 Fixing device of belt coining mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920530440.6U CN209836212U (en) 2019-04-18 2019-04-18 Fixing device of belt coining mill

Publications (1)

Publication Number Publication Date
CN209836212U true CN209836212U (en) 2019-12-24

Family

ID=68912280

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920530440.6U Expired - Fee Related CN209836212U (en) 2019-04-18 2019-04-18 Fixing device of belt coining mill

Country Status (1)

Country Link
CN (1) CN209836212U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191224

CF01 Termination of patent right due to non-payment of annual fee