CN206403887U - A kind of sheep manually takes smart frame - Google Patents
A kind of sheep manually takes smart frame Download PDFInfo
- Publication number
- CN206403887U CN206403887U CN201620973551.0U CN201620973551U CN206403887U CN 206403887 U CN206403887 U CN 206403887U CN 201620973551 U CN201620973551 U CN 201620973551U CN 206403887 U CN206403887 U CN 206403887U
- Authority
- CN
- China
- Prior art keywords
- bar
- support
- sheepshead
- frame
- rear end
- 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
Links
Abstract
Smart frame is manually taken the utility model discloses a kind of sheep, including total support frame, total support frame includes two side views frame structure in a rectangular trapezoid, the right-angle side of right-angled trapezium is in lower hypotenuse upper, many connection support bars are provided with the frame rack of two right-angled trapeziums, connected in the bottom of right-angled trapezium short side by front support bar, the top on the long side of right-angled trapezium is connected by rear end branch support cross bar, the downside of rear end branch support cross bar supports sheer pole provided with rear end, and downside, the bottom on the long side of right-angled trapezium of rear end support sheer pole are connected by connecting rod;Universal wheel of walking is mounted on four angles of described two base of frame in a rectangular trapezoid.The utility model structure is novel, full-featured, can be according to different situations to taking smart frame to carry out appropriate regulation, and it is comprehensive to adjust, in addition, being that the utility model greatly facilitates the movement for entirely taking smart frame by the setting for universal wheel of walking.
Description
Technical field
The utility model is related to herding training equipment field, and specifically a kind of sheep manually takes smart frame.
Background technology
In the technology of artificial insemination of sheep, semen collection is an important ring, and semen collection frame is very in artificial insemination operations
Important instrument, the whether reasonable in design of semen collection frame is related to the whether smooth of semen collection work progress.
The producer and mechanism not produced specially both at home and abroad at present, most of situation use homemade steel semen collection
Frame, these semen collection framves are often simple in construction, and structure is fixed, it is impossible to be adjusted, due to being to utilize steel pipe support,
So nor easily in movement, it is often necessary to which many individuals, which lift, to be moved, and cause very big inconvenience.Pin
To this series of problems, it would be desirable to a more practical, more convenient semen collection frame is carried out to meet modern people to livestock
The demand of semen collection.
Utility model content
The purpose of this utility model is that providing a kind of sheep manually takes smart frame, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the utility model provides following technical scheme:
A kind of sheep manually takes smart frame, including total support frame, and it is in a rectangular trapezoid that total support frame includes two side views
Frame structure, the right-angle side of right-angled trapezium in lower hypotenuse upper, two right-angled trapeziums frame rack provided with many connection supports
Bar, is connected in the bottom of right-angled trapezium short side by front support bar, and the top on the long side of right-angled trapezium is horizontal by rear end branch support
Bar is connected, and the downside of rear end branch support cross bar supports sheer pole provided with rear end, and the downside of rear end support sheer pole, right-angled trapezium are long
The bottom on side is connected by connecting rod, and the front support bar is provided with two vertical vertical telescopic struts, vertical telescopic strut
Top be connected by jointed shaft with one end of inclined shore bar, the other end of inclined shore bar connects with rear end support sheer pole
Connect, the rear end branch support cross bar is supported provided with sheepshead;Pacify on four angles of described two base of frame in a rectangular trapezoid
Equipped with walking universal wheel.
It is used as further program of the utility model:The walking universal wheel includes being connected with right-angled trapezium framework contacting
Tumbler, the inside on the downside of tumbler is to pass through wheel carrier jointed shaft installation settings turning rolls in hollow structure, hollow structure, rolling
Roller is provided with by rolling wheel installing shaft on wheel carrier, the side of the tumbler, which stretches out, is provided with upper limit plate and lower limit
Through hole is provided with plate, upper limit plate and lower limiting board, the side of turning rolls has been further extended outward also opens on drive link, drive link
There is through hole, screw rod sequentially passes through the through hole of drive link, the through hole of lower limiting board, the through hole of upper limit plate from bottom to top, in the upper limit
The upside of position plate is provided with the first stop nut, and the downside of upper limit plate is provided with the second stop nut, the second stop nut and lower limit
Provided with the spring being enclosed on the outside of screw rod between the plate of position, pass through connection between the end of the upper limit plate and the end of lower limiting board
Plate is connected, and connecting plate is provided with secured adjusted plate, be provided through on secured adjusted plate secured adjusted plate and with secured adjusted plate spiral shell
The adjusting rod of line connection, the top of adjusting rod is provided with adjusting knob, and the bottom of adjusting rod, which is provided with the downside of fixed pin, fixed pin, to be set
There is slipmat.
It is used as further program of the utility model:The front support bar is uniformly provided with some front support bar regulations
Hole, by telescopic strut sleeve connection between front support bar and vertical telescopic strut, telescopic strut sleeve is provided with and front end
The corresponding telescopic strut fixing hole of support bar adjustment hole, pin is passed through between telescopic strut fixing hole and front support bar adjustment hole
Axle is connected.
It is used as further program of the utility model:The inclined shore bar is provided with inclined shore bar pedal, tilts branch
Connected between strut and rear end support sheer pole by inclined shore rod sleeve, inclined shore is provided with inclined shore rod sleeve
Bar fixing hole, in rear end, support sheer pole is provided with the sheer pole perforate corresponding with inclined shore bar fixing hole, sheer pole perforate
It is connected between inclined shore bar fixing hole by bearing pin.
It is used as further program of the utility model:The sheepshead support includes sheepshead and supports a bar, sheepshead support two
Number bar and sheepshead support rail, sheepshead support the bottom of a bar to pass through a bar regulating sleeve with rear end branch support cross bar to connect
Connect, sheepshead supports the bottom of No. two bars to be connected by No. two bar regulating sleeves with rear end branch support cross bar, a bar regulating sleeve
On be provided with a bar fixing hole, No. two bar regulating sleeves and be provided with No. two bar fixing holes, be provided with the branch support cross bar of rear end with
The corresponding top cross bar perforate of number bar fixing hole, a No. two bar fixing holes, a bar fixing hole, No. two bar fixing holes and top cross bar
It is fixedly installed respectively by a bearing pin between perforate;The sheepshead supports a bar to be a hollow stem, and sheepshead supports a bar to open
There are some bar adjustment holes being evenly arranged, sheepshead supports and is provided with some No. two bar adjustment holes being evenly arranged on No. two bars,
Sheepshead support rail supports No. two bars to be connected by support rail movable sleeving with sheepshead, is provided with support rail movable sleeving and two
Number corresponding cross bar movable sleeving fixing hole of bar adjustment hole, passes through a pin between cross bar movable sleeving fixing hole and No. two bar adjustment holes
Axle is connected, and one end that sheepshead support rail is not connected with support rail movable sleeving supports a bar through sheepshead, at No. one
In bar adjustment hole the bearing pin of position adjustments can be carried out provided with what is be supported to sheepshead support rail.
Compared with prior art, the utility model structure is novel, full-featured, can be according to different situations to taking smart frame
Appropriate regulation is carried out, and it is comprehensive to adjust, in addition, being that the utility model is great by the setting for universal wheel of walking
The movement for entirely taking smart frame is facilitated, not only makes to take the movement of smart frame very convenient, also makes movement not influence to take the normal solid of smart frame
It is fixed, normal use for taking smart frame is not impacted.
Brief description of the drawings
Fig. 1 is the overall structure diagram that sheep manually takes smart frame.
Fig. 2 is the overlooking the structure diagram that sheep manually takes smart frame.
Fig. 3 is the side structure schematic view that sheep manually takes smart frame.
Fig. 4 is that sheep manually takes walking a kind of structural representation of state of universal wheel in smart frame.
Fig. 5 is the structural representation that sheep manually takes another state of universal wheel of being walked in smart frame.
In figure:The total support frames of 1-, 2- walkings universal wheel, 21- tumblers, 22- turning rolls, 23- rollers, 24- screw rods, 25-
First stop nut, the stop nuts of 26- second, 27- springs, 28- upper limits plate, 29- lower limiting boards, 210- drive links, 211-
Secured adjusted plate, 212- adjusting knobs, 213- adjusting rods, 214- fix pin, 215- slipmat, 216- wheel carriers jointed shaft, 217-
Rolling wheel installing shaft, 3- rear ends support sheer pole, the perforate of 31- sheer poles, 4- rear ends branch support cross bar, the cross bar perforate of 41- tops, 5- incline
Inclined support bar, 51- inclined shore bars pedal, 52- inclined shores rod sleeve, 53- inclined shore bars fixing hole, 6- vertically flexible
Bar, 61- telescopic struts sleeve, 62- telescopic struts fixing hole, 7- jointed shafts, 8- sheepsheads are supported, 81- sheepsheads support a bar,
Number bar adjustment hole of 811-, number bar regulating sleeve of 812-, number bar fixing hole of 813-, 82- sheepsheads support No. two bars, 821- bis-
Number bar adjustment hole, No. bis- bar regulating sleeves of 822-, No. bis- bar fixing holes of 823-, 83- sheepsheads support rail, 831- support rails are moved
Dynamic set, 832- cross bar movable sleevings fixing hole, 9- front supports bar, 91- front support bar adjustment holes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer in Fig. 1~5, the utility model embodiment, a kind of sheep manually takes smart frame, including total support frame 1, described
Total support frame 1 includes two side views frame structure in a rectangular trapezoid, the right-angle side of right-angled trapezium in lower hypotenuse upper, it is straight two
The trapezoidal frame rack in angle is connected, directly provided with many connection support bars in the bottom of right-angled trapezium short side by front support bar 9
The top on the trapezoidal long side in angle is connected by rear end branch support cross bar 4, and the downside of rear end branch support cross bar 4 is provided with the lower horizontal stroke of rear end support
Bar 3, downside, the bottom on the long side of right-angled trapezium of rear end support sheer pole 3 are connected by connecting rod, on the front support bar 9
Provided with two vertical vertical telescopic struts 6, the top of vertical telescopic strut 6 is connected by one end of jointed shaft 7 and inclined shore bar 5
Connect, the other end of inclined shore bar 5 is connected with rear end support sheer pole 3, and the rear end branch support cross bar 4 is supported provided with sheepshead
8;Universal wheel 2 of walking is mounted on four angles of described two base of frame in a rectangular trapezoid.Pass through the convenience of universal wheel 2 of walking
Movement takes smart frame.
The walking universal wheel 2 includes the tumbler 21 for the contact that is connected with right-angled trapezium framework, the downside of tumbler 21
Inside is hollow structure, by the installation settings turning rolls 22 of wheel carrier jointed shaft 216 in hollow structure, and roller is passed through on turning rolls 22
Installation axle 217 is provided with roller 23, and the side of the tumbler 21, which stretches out, is provided with upper limit plate 28 and lower limiting board 29,
Through hole is provided with upper limit plate 28 and lower limiting board 29, the side of turning rolls 22 has further extended outward drive link 210, drive link
Also through hole is provided with 210, screw rod 24 sequentially passes through the through hole of drive link 210, the through hole of lower limiting board 29, upper limit from bottom to top
The through hole of plate 28, the first stop nut 25 is provided with the upside of upper limit plate 28, and the downside of upper limit plate 28 is spacing provided with second
Nut 26, provided with the spring 27 for being enclosed on the outside of screw rod 24, the upper limit plate between the second stop nut 26 and lower limiting board 29
Connected between 28 end and the end of lower limiting board 29 by connecting plate, connecting plate is provided with secured adjusted plate 211, fixed to adjust
Secured adjusted plate 211 and the adjusting rod 213 being threadedly coupled with secured adjusted plate 211, adjusting rod 213 are provided through on section plate 211
Top be provided with adjusting knob 212, the bottom of adjusting rod 213 is provided with fixed pin 214, and the downside of fixed pin 214 is provided with slipmat
215.Universal wheel 2 of walking has certain shock-absorbing function, conveniently moves, also, fixed pin 214 can with slipmat 215
Ensure the stabilization of whole device after being fixed up.
The front support bar 9 is uniformly provided with some front support bar adjustment holes 91, front support bar 9 and vertical flexible branch
Connected between bar 6 by telescopic strut sleeve 61, telescopic strut sleeve 61 is provided with corresponding with front support bar adjustment hole 91
Telescopic strut fixing hole 62, be connected between telescopic strut fixing hole 62 and front support bar adjustment hole 91 by bearing pin.
Vertical telescopic strut 6 can move back and forth on front support bar 9.
The inclined shore bar 5 is provided with inclined shore bar pedal 51, inclined shore bar 5 and rear end support sheer pole 3 it
Between connected by inclined shore rod sleeve 52, inclined shore bar fixing hole 53 is provided with inclined shore rod sleeve 52, in rear end
Support sheer pole 3 is provided with the sheer pole perforate 31 corresponding with inclined shore bar fixing hole 53, and sheer pole perforate 31 is with tilting branch
It is connected between strut fixing hole 53 by bearing pin.Inclined shore bar 5 can be moved on rear end support sheer pole 3.
The sheepshead support 8 includes sheepshead and supports a bar 81, sheepshead to support No. two bars 82 and sheepshead support rail 83, sheep
The bottom of a head number bar 81 of support is connected by a bar regulating sleeve 812 with rear end branch support cross bar 4, and sheepshead supports No. two bars
82 bottom is connected by No. two bar regulating sleeves 822 with rear end branch support cross bar 4, and one is provided with a bar regulating sleeve 812
No. two bar fixing holes 823 are provided with number bar fixing hole 813, No. two bar regulating sleeves 822, are provided with rear end branch support cross bar 4
The top cross bar perforate 41 corresponding with a bar fixing hole 813, No. two bar fixing holes 823, bar fixing hole 813, No. two bars
It is fixedly installed respectively by a bearing pin between fixing hole 823 and top cross bar perforate 41;The sheepshead supports a bar 81 to be in one
Empty bar, sheepshead supports a bar 81 to be provided with some bar adjustment holes 811 being evenly arranged, and sheepshead is supported to be provided with No. two bars 82
Some No. two bar adjustment holes 821 being evenly arranged, sheepshead support rail 83 passes through support rail movable sleeving 831 and sheepshead support two
Number bar 82 is connected, and the cross bar movable sleeving fixing hole corresponding with No. two bar adjustment holes 821 is provided with support rail movable sleeving 831
832, it is connected between cross bar movable sleeving fixing hole 832 and No. two bar adjustment holes 821 by a bearing pin, sheepshead support rail 83
The one end not being connected with support rail movable sleeving 831 supports a bar 81 through sheepshead, in the bar adjustment hole 811 provided with pair
What sheepshead support rail 83 was supported can carry out the bearing pin of position adjustments.Sheepshead support 8 can not only be adjusted to width
Section, additionally it is possible to which height is mediated.
The utility model structure is novel, full-featured, can according to different situations to taking smart frame to carry out appropriate regulation,
And it is comprehensive to adjust, in addition, being that the utility model is greatly facilitated by the setting for universal wheel of walking and entirely takes essence
The movement of frame, not only makes to take the movement of smart frame very convenient, also makes movement not influence to take the normal fixation of smart frame, not to taking smart frame
Normal use impacts.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of sheep manually takes smart frame, including total support frame, it is characterised in that total support frame includes two side views in straight
Upper, many are provided with the frame rack of two right-angled trapeziums in lower hypotenuse for the trapezoidal frame structure in angle, the right-angle side of right-angled trapezium
Connection support bar, is connected in the bottom of right-angled trapezium short side by front support bar, and the top on the long side of right-angled trapezium passes through rear end
Branch support cross bar is connected, and the downside of rear end branch support cross bar supports sheer pole provided with rear end, the downside of rear end support sheer pole, straight
The bottom on the trapezoidal long side in angle is connected by connecting rod, and the front support bar is provided with two vertical vertical telescopic struts, vertically
The top of telescopic strut is connected by jointed shaft with one end of inclined shore bar, under the other end of inclined shore bar is supported with rear end
Cross bar is connected, and the rear end branch support cross bar is supported provided with sheepshead;Four angles of described two base of frame in a rectangular trapezoid
On be mounted on walk universal wheel.
2. a kind of sheep according to claim 1 manually takes smart frame, it is characterised in that the walking universal wheel include with it is straight
Angle ladder-shaped frame is connected the tumbler of contact, and the inside on the downside of tumbler is to be cut with scissors in hollow structure, hollow structure by wheel carrier
Roller is provided with by rolling wheel installing shaft on spindle installation settings turning rolls, turning rolls, the side of the tumbler stretches out
It is provided with upper limit plate and lower limiting board, upper limit plate and lower limiting board and is provided with through hole, the side of turning rolls is also to extension
Stretching has drive link, is also provided with through hole on drive link, screw rod sequentially pass through from bottom to top the through hole of drive link, lower limiting board it is logical
Hole, the through hole of upper limit plate, the first stop nut is provided with the upside of upper limit plate, and the downside of upper limit plate is spacing provided with second
Nut, provided with the spring being enclosed on the outside of screw rod between the second stop nut and lower limiting board, the end of the upper limit plate is with
Connected between the end of limiting plate by connecting plate, connecting plate is provided with secured adjusted plate, secured adjusted plate and is provided through admittedly
Determine adjustable plate and the adjusting rod being threadedly coupled with secured adjusted plate, the top of adjusting rod is provided with adjusting knob, the bottom of adjusting rod
Provided with fixed pin, the downside of fixed pin is provided with slipmat.
3. a kind of sheep according to claim 1 manually takes smart frame, it is characterised in that the front support bar is uniformly provided with
Some front support bar adjustment holes, by telescopic strut sleeve connection between front support bar and vertical telescopic strut, branch of stretching
Rod sleeve is provided with the telescopic strut fixing hole corresponding with front support bar adjustment hole, telescopic strut fixing hole and front support
It is connected between bar adjustment hole by bearing pin.
4. a kind of sheep according to claim 1 manually takes smart frame, it is characterised in that the inclined shore bar, which is provided with, to incline
Inclined support bar pedal, is connected between inclined shore bar and rear end support sheer pole by inclined shore rod sleeve, in inclined shore
Inclined shore bar fixing hole is provided with rod sleeve, rear end support sheer pole be provided with it is corresponding with inclined shore bar fixing hole under
Cross bar perforate, is connected between sheer pole perforate and inclined shore bar fixing hole by bearing pin.
5. a kind of sheep according to claim 1 manually takes smart frame, it is characterised in that the sheepshead support includes sheepshead branch
Number bar of support, sheepshead support No. two bars and sheepshead support rail, and sheepshead supports the bottom of a bar to pass through a bar regulating sleeve
It is connected with rear end branch support cross bar, sheepshead supports the bottom of No. two bars to connect by No. two bar regulating sleeves and rear end branch support cross bar
Connect, be provided with a bar regulating sleeve on a bar fixing hole, No. two bar regulating sleeves and be provided with No. two bar fixing holes, in rear end branch
It is provided with the top cross bar perforate corresponding with a bar fixing hole, No. two bar fixing holes on support cross bar, bar fixing hole, No. two
It is fixedly installed respectively by a bearing pin between bar fixing hole and top cross bar perforate;The sheepshead supports a bar to be a hollow stem,
Sheepshead supports a bar to be provided with some bar adjustment holes being evenly arranged, and sheepshead supports and is provided with some be evenly arranged on No. two bars
No. two bar adjustment holes, sheepshead support rail supports No. two bars to be connected by support rail movable sleeving and sheepshead, in support rail
The cross bar movable sleeving fixing hole corresponding with No. two bar adjustment holes is provided with movable sleeving, cross bar movable sleeving fixing hole and No. two bars are adjusted
It is connected between knothole by a bearing pin, one end that sheepshead support rail is not connected with support rail movable sleeving passes through sheepshead branch
A bar is supportted, the bearing pin of position adjustments can be carried out provided with what is be supported to sheepshead support rail in a bar adjustment hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620973551.0U CN206403887U (en) | 2016-08-30 | 2016-08-30 | A kind of sheep manually takes smart frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620973551.0U CN206403887U (en) | 2016-08-30 | 2016-08-30 | A kind of sheep manually takes smart frame |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206403887U true CN206403887U (en) | 2017-08-15 |
Family
ID=59548879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620973551.0U Expired - Fee Related CN206403887U (en) | 2016-08-30 | 2016-08-30 | A kind of sheep manually takes smart frame |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206403887U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113171208A (en) * | 2021-03-29 | 2021-07-27 | 贵州省种畜禽种质测定中心 | Intelligent ram semen collecting device and using method thereof |
-
2016
- 2016-08-30 CN CN201620973551.0U patent/CN206403887U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113171208A (en) * | 2021-03-29 | 2021-07-27 | 贵州省种畜禽种质测定中心 | Intelligent ram semen collecting device and using method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106474670B (en) | A kind of lower limb rehabilitation exercising apparatus | |
CN205235293U (en) | Foldable waist, leg pressing training frame down | |
CN202744842U (en) | Height-adjustable clothes horse | |
CN206403887U (en) | A kind of sheep manually takes smart frame | |
CN205672577U (en) | A kind of physical education hurdles rack | |
CN205699058U (en) | Adjustable draw body power-assisting training device | |
CN202354792U (en) | Desk | |
CN201291021Y (en) | Adjustable dance physical trainer | |
CN209564583U (en) | Sports training stretching device | |
CN207838110U (en) | A kind of assembling lift horizontal bar | |
CN203362020U (en) | High-place operation device for transformer station | |
CN206784634U (en) | A kind of building anti-seismic structure | |
CN103785144A (en) | Handstand walking exerciser | |
CN202762106U (en) | Hurdle frame for physical education | |
CN205360398U (en) | Electronic treadmill that can draw in in | |
CN204972843U (en) | Collapsible electronic treadmill boxing sand bag parallel bar | |
CN205164048U (en) | Multistage over -and -under type sports dancing barre of doing exercises | |
CN203916003U (en) | Skidding training aids | |
CN203473070U (en) | Child tricycle seat back lifting device | |
CN203763764U (en) | Folding barbell stand | |
CN206007924U (en) | A kind of knee joint training aids | |
CN201260867Y (en) | Synthetic training device for belly and back | |
CN204745511U (en) | Waist strength exercise apparatus | |
CN205360499U (en) | Trainer is used in performance | |
CN205339983U (en) | Sit -up aid |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20190830 |
|
CF01 | Termination of patent right due to non-payment of annual fee |