CN209339913U - A kind of waterpower pumped type underground throttle device - Google Patents
A kind of waterpower pumped type underground throttle device Download PDFInfo
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- CN209339913U CN209339913U CN201821717142.XU CN201821717142U CN209339913U CN 209339913 U CN209339913 U CN 209339913U CN 201821717142 U CN201821717142 U CN 201821717142U CN 209339913 U CN209339913 U CN 209339913U
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- short rubber
- throttle device
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Abstract
The utility model belongs to the technical field of reducing pressure by regulating flow more particularly to a kind of waterpower pumped type underground throttle device in natural gas production.Arranged symmetrically and delivery tool of the utility model by sand cap, flow nipple and seat ring, slips, rubber tube seat, short rubber cylinder in long packing element type two sides connects on flow controller top to be arranged, realizing underground throttle device can not only install and use in straight well section pit shaft, and it is similarly able to use in horizontal segment, the scope of application of downhole choke is expanded, and achieves good using effect；It is wholely set by delivery tool by the organic of cable, end, magnetic orientator, weighted lever, igniter head and setting tool, so that during launching underground throttle device, the position of dispensing can not only accurately be controlled, and it avoids and is launching midway, due to launching improper the phenomenon that causing underground throttle device midway to set, reliability is higher.Waterpower pumped type underground throttle device uses composite material, in the later period of being on active service, can be removed with quick drill grinding.
Description
Technical field
The utility model belongs to the technical field of reducing pressure by regulating flow more particularly to a kind of waterpower pumped type well in natural gas production
Lower flow controller.
Background technique
Downhole Choking Technology technology is that the reducing pressure by regulating flow process of natural gas is occurred by underground throttle device in Wellbore of Gas Wells
One of technology, be a kind of water pumping gas production skill for having many advantages, such as that water pumping gas production effect is good, easy to operate, at low cost
Art, therefore be widely used in gas well liquid loading.
Currently, it is slip-type underground throttle that gas field is widely applied, pit shaft is delivered to by piano wire operation
Predetermined position, be fixed on oil pipe using the slips on flow controller, seal tube inner wall and flow controller by packing element
Annular space.It is limited by technique, underground throttle device structure and material is launched, underground throttle device is only limitted to be mounted on straight at present
In well section pit shaft, involve and be limited in scope, with the lengthening of horizontal segment, is mounted on the water pumping gas production of the underground throttle device in straight well section
Effect exponentially reduces, and when especially later period water yield is larger in exploitation, does not almost have effect.In addition, being thrown in piano wire
During putting underground throttle device, steel wire speed control is improper to be easy to cause underground throttle device midway to set.
Utility model content
The utility model provides a kind of waterpower pumped type underground throttle device, and the first purpose is that it is that a kind of launch is easy to control
It makes, set reliable underground throttle device；The second purpose is that it is a kind of underground throttle device being equally able to use in horizontal segment；Mesh
Third is that it is that one kind can be as needed, arbitrarily replace the underground throttle device of the flow controller mouth of larger inner diameter；The fourth purpose is
It is that a kind of or else to need flow controller military service be the underground throttle device that can be removed at any time.
To achieve the above object, the utility model adopts the following technical solution to realize:
A kind of waterpower pumped type underground throttle device, it includes at least central tube, and center pipe outer wall is from top to bottom successively socketed
There are the second seat ring, the second slips, the second rubber tube seat, the second short rubber cylinder, long packing element type, the first short rubber cylinder, the first rubber tube seat, the first card
Watt, the first seat ring, be socketed between the adjacent component outside central tube and be in contact, the second seat ring upper end is connected with the second nut,
One seat ring lower end is connected with the first nut, and the second nut and the first nut are threadedly coupled with central tube respectively；Central tube bottom end
Sand cap is socketed on lateral wall, the bottom end internal diameter of central tube is less than the internal diameter of central tube rest part, central tube bottom end inside
Wall contact connectio has flow nipple, and flow nipple bottom is flushed with central tube bottom face, is provided with screw thread on central tube apical lateral wall.
The sand cap is the hemispherical closing in barrel-shaped and bottom end, the outer diameter phase of the internal diameter and central tube of sand cap upper end
Matching, the upper end of sand cap are socketed on the lateral wall of central tube, and being arranged side by side on sand cap side wall has strip through-hole.
The flow nipple includes big flow nipple and small flow nipple, and big flow nipple and small flow nipple are sequentially connected from top to bottom
On the inner sidewall of central tube bottom end, the lower end surface of small flow nipple and the end face of central tube bottom end.
The long packing element type is made of the cylindrical section that hollow both ends are two rotary table sections of rotary table section and linking, both ends rotary table section
Hollow diameters matched with the outer diameter of central tube, the inner cavity of cylindrical section is spindle, and fusiform middle part is provided with support column.
First short rubber cylinder and the second short rubber cylinder are made of hollow cylindrical section and rotary table section, hollow internal diameter and center
The outer diameter of pipe matches, and cylindrical section bottom face is provided with and matched first baltimore groove of long packing element type rotary table section, long packing element type and the first short glue
Cylinder passes through the first baltimore groove with the second short rubber cylinder respectively and connects.
First rubber tube seat and the second rubber tube seat is made of hollow rotary table section and cylindrical section, in the middle part of cylindrical section
Lateral wall on, be provided with the second circular baltimore groove, be provided with and the first short rubber cylinder and the second short rubber cylinder in the bottom surface of cylindrical section
The third baltimore groove that matches of rotary table section, the first short rubber cylinder and the second short rubber cylinder pass through third baltimore groove and the first short glue respectively
Cylinder is connected with the second short rubber cylinder.
First short rubber cylinder, long packing element type and second short rubber cylinder uses rubber material；First slips and second
Slips uses ceramic material；Remaining part uses carbon fibre composite.
The central tube at the 6-10mm of top, is being provided with cyclic annular thin-walled, thin-walled with a thickness of 1-10mm, thin-walled
Length be 1-10mm, the 3-20mm of central tube tube wall.
The sand cap is the hemispherical closing in barrel-shaped and bottom end, the outer diameter phase of the internal diameter and central tube of sand cap upper end
Matching, the upper end of sand cap are socketed on the lateral wall of central tube, and being arranged side by side on sand cap side wall has strip through-hole；Described
Flow nipple includes big flow nipple and small flow nipple, and big flow nipple and small flow nipple are connected to central tube bottom end in turn from top to bottom
On inner sidewall, the lower end surface of small flow nipple and the end face of central tube bottom end；The long packing element type is circle by hollow both ends
Platform section and the cylindrical section composition for being connected two rotary table sections, the hollow diameters of both ends rotary table section are matched with the outer diameter of central tube, cylindrical section
Inner cavity be spindle, fusiform middle part is provided with support column；First short rubber cylinder and the second short rubber cylinder are by hollow
Cylindrical section and rotary table section composition, hollow internal diameter are matched with the outer diameter of central tube, and cylindrical section bottom face is provided with and long packing element type rotary table
Matched first baltimore groove of section, long packing element type pass through the first baltimore groove with the first short rubber cylinder and the second short rubber cylinder respectively and connect；It is described
The first rubber tube seat and the second rubber tube seat be made of hollow rotary table section and cylindrical section, on the lateral wall in the middle part of cylindrical section,
It is provided with the second circular baltimore groove, is provided with the rotary table section phase with the first short rubber cylinder and the second short rubber cylinder in the bottom surface of cylindrical section
The third baltimore groove matched, the first short rubber cylinder and the second short rubber cylinder pass through third baltimore groove and the first short rubber cylinder and the second short glue respectively
Cylinder connection；First short rubber cylinder, long packing element type and second short rubber cylinder uses rubber material；First slips and the second card
Watt use ceramic material, remaining part use carbon fibre composite；The central tube is arranged at the 6-10mm of top
Have a cyclic annular thin-walled, thin-walled with a thickness of 1-10mm, the length of thin-walled is 1-10mm, the 3-20 mm of central tube tube wall.
The utility model has the beneficial effects that
1, the utility model is by sand cap, flow nipple and seat ring, slips, rubber tube seat, short rubber cylinder in long packing element type two sides
It is symmetrical arranged and delivery tool connects on flow controller top and is arranged, realizing underground throttle device can not only pacify in straight well section pit shaft
Dress uses, and is similarly able to use in horizontal segment, expands the scope of application of downhole choke, and achieve good make
Use effect；
2, the utility model by cable, end, magnetic orientator, weighted lever, igniter head and sets work by delivery tool
The organic of tool is wholely set, so that the position of dispensing can not only be accurately controlled during launching underground throttle device, and
It avoids and is launching midway, due to launching improper the phenomenon that causing underground throttle device midway to set, reliability is higher.This reality
Light material is used with novel hydropower pumping formula underground throttle device, cable dragging waterpower is can use and is pumped to horizontal segment specific bit
It sets, is set using cable igniting, set reliably, the design of waterpower pumped type underground throttle device has renewable flow nipple, is needing
When replacing the flow controller mouth of larger inner diameter, enters center-pole with specific purpose tool and big flow nipple is squeezed into sand cap by lower beat time stem bar
It is interior, small flow nipple can be started；Waterpower pumped type underground throttle device uses composite material, in the later period of being on active service, can be ground with quick drill
It releases.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of waterpower pumped type underground throttle device structural profile illustration of the utility model；
Fig. 2 is that a kind of waterpower pumped type underground throttle device of the utility model sets tubular column structure schematic diagram.
Fig. 3 is a kind of waterpower pumped type underground throttle device flow nipple adjustment specific purpose tool schematic diagram of the utility model.
In figure: 1- sand cap；The small flow nipple of 2-；The big flow controller mouth of 3-；The first nut of 4-；The first seat ring of 5-；6- first blocks
Watt；The first rubber tube seat of 7-；The first short rubber cylinder of 8-；9- long packing element type；The second short rubber cylinder of 10-；The second rubber tube seat of 11-；12- second blocks
Watt；The second seat ring of 13-；The second nut of 14-；15- central tube；16- cable；17- end；18- magnetic orientator；19- weighted lever；
20- igniter head；21- setting tool；22- waterpower pumped type underground throttle device；The first baltimore groove of 23-；The second baltimore groove of 24-；25-
Third baltimore groove；26- support column；27- expansion joint；28- handle；29- limited block；30- mandril；The top 31-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one:
A kind of waterpower pumped type underground throttle device as depicted in figs. 1 and 2, it includes at least central tube 15, central tube 15
Outer wall is from top to bottom successively socketed with the second seat ring 13, the second slips 12, the second rubber tube seat 11, the second short rubber cylinder 10, long packing element type
9, the first short rubber cylinder 8, the first rubber tube seat 7, the first slips 6, the first seat ring 5, are socketed between the adjacent component outside central tube 15
It is in contact, 13 upper end of the second seat ring is connected with the second nut 14, and 5 lower end of the first seat ring is connected with the first nut 4, the second nut 14
It is threadedly coupled respectively with central tube 15 with the first nut 4；Sand cap 1, central tube are socketed on 15 Basolateral wall of central tube
15 bottom end internal diameter is less than the internal diameter of 15 rest part of central tube, and 15 bottom end inner sidewall of central tube contact connectio has flow nipple, saves
Stem bar bottom is flushed with 15 bottom face of central tube, is provided with screw thread on 15 apical lateral wall of central tube.
In actual use, through wash well operations guarantee that pit shaft is clean；By waterpower pumped type underground throttle device central tube 15
Upper end is connect by screw thread with setting tool 21, to connect with delivery tool；The top of delivery tool and central tube 15 is removable
Unload connection.Delivery tool is connected with cable 16, end 17, magnetic orientator 18, weighted lever 19, igniter head in turn from top to bottom
20 and setting tool 21；One end of setting tool 21 is provided with the screw thread to match with the screw thread of 15 top side wall of central tube, sits
Envelope tool 21 is detachably connected with central tube 15 by screw thread.In actual use, the utility model uses light material, can be with
It is pumped to horizontal segment designated position using cable dragging waterpower, and is set using cable igniting, is set reliable.Pass through delivery tool
On positioning device, that is, magnetic orientator 18 position, by under waterpower pumped type underground throttle device 22 to after design position, igniter 20
Igniting is set, and the first seat ring 5, the second seat ring 13 are pushed away under setting 21 outer cylinder of tool, and the first seat ring 5, the second seat ring 13 move down promotion
First slips 6 and the second slips 12, the first slips 6 and the second slips 12 are respectively under the first rubber tube seat 7 and the second rubber tube seat 11
Shifting struts, while the first rubber tube seat 7, the second rubber tube seat 11 being pushed to compress the first short rubber cylinder 8, long packing element type 9 and the second short rubber cylinder 10,
Packing element expansion is set to achieve the purpose that block casing annulus, the first slips 6 and the second slips 12 are stuck on internal surface of sleeve pipe at this time,
15 tension of central tube simultaneously is broken at the thin-walled that central tube 15 designs, complete waterpower pumped type underground throttle device setting and
It gives up.Not when needing underground throttle device to work, has quick drill grinding by continuous tubing drill grinder and remove.Second nut, 14 He
First nut 4, which primarily serves, pre-tightens the second seat ring 13, the second slips 12, the second rubber tube seat 11, the second short rubber cylinder 10, long packing element type
9, the effect of the first short rubber cylinder 8, the first rubber tube seat 7, the first slips 6, the first seat ring 5.
Embodiment two:
A kind of waterpower pumped type underground throttle device as shown in Figure 1, difference from Example 1 are: the sand control
Cover 1 is the hemispherical closing in barrel-shaped and bottom end, and the outer diameter of the internal diameter and central tube 15 of 1 upper end of sand cap matches, sand cap 1
Upper end be socketed on the lateral wall of central tube 15, on 1 side wall of sand cap be arranged side by side have strip through-hole.
The setting of sand cap 1 in actual use can make the utility model exclude the interference of silt, be chronically at good
Operating status.
Embodiment three:
A kind of waterpower pumped type underground throttle device as shown in Figure 1, difference from Example 1 are: the throttling
Mouth includes big flow nipple 3 and small flow nipple 2, and big flow nipple 3 and small flow nipple 2 are connected to 15 bottom of central tube in turn from top to bottom
On the inner sidewall at end, the lower end surface of small flow nipple 2 and the end face of 15 bottom end of central tube.
In actual use, the setting of big flow nipple 3 and small flow nipple 2, so that in the throttling for needing replacing larger inner diameter
When device mouth, under hit large diameter flow nipple and squeezed into sand cap, small flow nipple can be started, expand making for the utility model
Use range.
Example IV:
A kind of waterpower pumped type underground throttle device as shown in Figure 1, difference from Example 1 are: the long glue
Cylinder 9 is made of the cylindrical section that hollow both ends are two rotary table sections of rotary table section and linking, the hollow diameters of both ends rotary table section and center
The outer diameter of pipe 15 matches, and the inner cavity of cylindrical section is spindle, and fusiform middle part is provided with support column 26.
Preferably described first short rubber cylinder 8 and the second short rubber cylinder 10 are made of hollow cylindrical section and rotary table section, hollow
Internal diameter matched with the outer diameter of central tube 15, cylindrical section bottom face be provided with matched first baltimore groove 23 of 9 rotary table section of long packing element type,
Long packing element type 9 is connect by the first baltimore groove 23 respectively with the first short rubber cylinder 8 and the second short rubber cylinder 10.
Preferably first rubber tube seat 7 and the second rubber tube seat 11 is made of hollow rotary table section and cylindrical section,
On the lateral wall in the middle part of cylindrical section, it is provided with the second circular baltimore groove 24, is provided with and the first short glue in the bottom surface of cylindrical section
The third baltimore groove 25 that the rotary table section of cylinder 8 and the second short rubber cylinder 10 matches, the first short rubber cylinder 8 and the second short rubber cylinder 10 lead to respectively
Third baltimore groove 25 is crossed to connect with the first short rubber cylinder 8 and the second short rubber cylinder 10.
Preferably the first short rubber cylinder 8, long packing element type 9 and second short rubber cylinder 10 uses rubber material；Described
One slips 6 and the second slips 12 use ceramic material；Remaining part uses carbon fibre composite.
In actual use, long packing element type 9, the first rubber tube seat 7 and the second rubber tube seat 11, the first rubber tube seat 7 and the second packing element
The structure setting of seat 11 is allowed to move down so that pushing away the first seat ring 5 and the second seat ring 13 under 21 outer cylinder of setting tool, to push
It is smooth that first slips 6 and the second slips 12 move down distracted process along the first rubber tube seat 7 and the second rubber tube seat 11 respectively.First is short
Packing element 8, long packing element type 9 and the second short rubber cylinder 10 use rubber material；First slips 6 and the second slips 12 use ceramic material；Its
Remaining part part uses carbon fibre composite, alleviates the weight of the utility model, can drag waterpower using cable and be pumped to water
Flat section reaches designated position.
Embodiment five:
A kind of waterpower pumped type underground throttle device as shown in Figure 1, difference from Example 1 are: the center
Pipe 15 at the 6-10mm of top, is being provided with cyclic annular thin-walled, thin-walled with a thickness of 1-10mm, the length of thin-walled is 1-10mm,
The 3-20mm of 15 tube wall of central tube.
In actual use, the setting of 15 thin-walled of central tube, so that the function of the utility model is realized well.
Embodiment six:
A kind of waterpower pumped type underground throttle device as shown in Figure 1, difference from Example 1 are: the sand control
Cover 1 is the hemispherical closing in barrel-shaped and bottom end, and the outer diameter of the internal diameter and central tube 15 of 1 upper end of sand cap matches, sand cap 1
Upper end be socketed on the lateral wall of central tube 15, on 1 side wall of sand cap be arranged side by side have strip through-hole；The flow nipple packet
Big flow nipple 3 and small flow nipple 2 are included, big flow nipple 3 and small flow nipple 2 are connected to 15 bottom end of central tube in turn from top to bottom
On inner sidewall, the lower end surface of small flow nipple 2 and the end face of 15 bottom end of central tube；The long packing element type 9 is by hollow both ends
It being formed for rotary table section and the cylindrical section for being connected two rotary table sections, the hollow diameters of both ends rotary table section are matched with the outer diameter of central tube 15,
The inner cavity of cylindrical section is spindle, and fusiform middle part is provided with support column 26；First short rubber cylinder 8 and the second short rubber cylinder
10 are made of hollow cylindrical section and rotary table section, and hollow internal diameter is matched with the outer diameter of central tube 15, and cylindrical section bottom face is provided with
With matched first baltimore groove 23 of 9 rotary table section of long packing element type, long packing element type 9 passes through respectively with the first short rubber cylinder 8 and the second short rubber cylinder 10
The connection of first baltimore groove 23；First rubber tube seat 7 and the second rubber tube seat 11 is made of hollow rotary table section and cylindrical section,
On the lateral wall in the middle part of cylindrical section, it is provided with the second circular baltimore groove 24, is provided with and the first short glue in the bottom surface of cylindrical section
The third baltimore groove 25 that the rotary table section of cylinder 8 and the second short rubber cylinder 10 matches, the first short rubber cylinder 8 and the second short rubber cylinder 10 lead to respectively
Third baltimore groove 25 is crossed to connect with the first short rubber cylinder 8 and the second short rubber cylinder 10；First short rubber cylinder 8, long packing element type 9 and
Two short rubber cylinders 10 use rubber material；First slips 6 and the second slips 12 uses ceramic material, and remaining part uses carbon
Fibrous composite；The central tube 15 at the 6-10mm of top, is being provided with cyclic annular thin-walled, thin-walled with a thickness of 1-
10mm, the length of thin-walled are 1-10mm, the 3-20mm of 15 tube wall of central tube.
In actual use, in actual use, through wash well operations guarantee that pit shaft is clean；Waterpower pumped type underground is saved
The upper end of stream device central tube 15 is connect by screw thread with setting tool 21, to connect with delivery tool；Delivery tool and center
The top of pipe 15 is detachably connected.Delivery tool is connected with cable 16 in turn from top to bottom, end 17, magnetic orientator 18, adds
Weight bar 19, igniter head 20 and setting tool 21；One end of setting tool 21 is provided with the screw thread phase with 15 top side wall of central tube
Matched screw thread, setting tool 21 are detachably connected with central tube 15 by screw thread.In actual use, the utility model is adopted
With light material, it can use cable dragging waterpower and be pumped to horizontal segment designated position, and set using cable igniting, setting can
It leans on.It is positioned by positioning device, that is, magnetic orientator 18 on delivery tool, waterpower pumped type underground throttle device 22 is lower to design
Behind position, the igniting of igniter 20 is set, and pushes away the first seat ring 5, the second seat ring 13 under setting 21 outer cylinder of tool, the first seat ring 5, the
Two seat rings 13, which move down, pushes the first slips 6 and the second slips 12, and the first slips 6 and the second slips 12 are respectively along the first rubber tube seat 7
It moves down and struts with the second rubber tube seat 11, while the first rubber tube seat 7, the second rubber tube seat 11 being pushed to compress the first short rubber cylinder 8, long packing element type
9 and second short rubber cylinder 10, make packing element expansion achieve the purpose that block casing annulus, at this time the first slips 6 and the second slips
12 are stuck on internal surface of sleeve pipe, while 15 tension of central tube, break at the thin-walled that central tube 15 designs, and complete waterpower pumped type well
It lower flow controller setting and gives up.Not when needing underground throttle device to work, has quick drill mill by continuous tubing drill grinder
It releases.Second nut 14 and the first nut 4, which primarily serve, pre-tightens the second seat ring 13, the second slips 12, the second rubber tube seat 11, second
The effect of short rubber cylinder 10, long packing element type 9, the first short rubber cylinder 8, the first rubber tube seat 7, the first slips 6, the first seat ring 5.Big flow nipple 3
With the setting of small flow nipple 2 so that in the flow controller mouth for needing replacing larger inner diameter, under hit large diameter flow nipple and squeezed into
In sand cap, small flow nipple can be started, expand the use scope of the utility model.Long packing element type 9, the first rubber tube seat 7 and
The structure setting of two rubber tube seats 11, the first rubber tube seat 7 and the second rubber tube seat 11, so that pushing away the first seat ring under 21 outer cylinder of setting tool
5 and second seat ring 13, it is allowed to move down, to push the first slips 6 and the second slips 12 respectively along the first rubber tube seat 7 and the second glue
It is smooth that cylinder base 11 moves down distracted process.First short rubber cylinder 8, long packing element type 9 and the second short rubber cylinder 10 use rubber material；First
Slips 6 and the second slips 12 use ceramic material；Remaining part uses carbon fibre composite, alleviates the weight of the utility model
Amount can drag waterpower using cable and be pumped to horizontal segment arrival designated position.The setting of 15 thin-walled of central tube, so that this is practical
Novel function is realized well.
In conclusion the utility model is by setting sand cap, flow nipple and seat ring, slips, rubber tube seat, short rubber cylinder in length
The arranged symmetrically and delivery tool of packing element two sides connects on flow controller top to be arranged, and realizing underground throttle device can not only be in straight well
It installs and uses in section pit shaft, and is similarly able to use in horizontal segment, expand the scope of application of downhole choke, and obtain
Good using effect；By delivery tool by cable, end, magnetic orientator, weighted lever, igniter head and setting tool
It is organic to be wholely set, so that can not only accurately control the position of dispensing, and avoid during launching underground throttle device
Midway is being launched, due to launching improper the phenomenon that causing underground throttle device midway to set, reliability is higher.This is practical new
Type waterpower pumped type underground throttle device uses light material, can use cable dragging waterpower and is pumped to horizontal segment designated position,
It is set, is set reliably using cable igniting, the design of waterpower pumped type underground throttle device has renewable flow nipple, is needing replacing
When the flow controller mouth of larger inner diameter, with hitting flow nipple 3 in core bar 15 under matched adjustment specific purpose tool, flow nipple 2 be into
In sand cap, small flow nipple can be started；Adjustment specific purpose tool is from top to bottom successively by expansion joint 27, handle 28, limit
The integral mechanism that block 29, mandril 30, top 31 form；Waterpower pumped type underground throttle device use composite material, be on active service the later period,
It can be removed with quick drill grinding.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.
Technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not within the protection scope of the requires of the utility model.
Claims (9)
1. a kind of waterpower pumped type underground throttle device, it includes at least central tube (15), it is characterised in that: central tube (15) outer wall
From top to bottom successively it is socketed with the second seat ring (13), the second slips (12), the second rubber tube seat (11), the second short rubber cylinder (10), length
Packing element (9), the first short rubber cylinder (8), the first rubber tube seat (7), the first slips (6), the first seat ring (5), are socketed in central tube (15)
It is in contact between outer adjacent component, the second seat ring (13) upper end is connected with the second nut (14), the connection of the first seat ring (5) lower end
Have the first nut (4), the second nut (14) and the first nut (4) are threadedly coupled with central tube (15) respectively；Central tube (15)
It being socketed on Basolateral wall sand cap (1), the bottom end internal diameter of central tube (15) is less than the internal diameter of central tube (15) rest part,
Central tube (15) bottom end inner sidewall contact connectio has flow nipple, and flow nipple bottom is flushed with central tube (15) bottom face, central tube
(15) screw thread is provided on apical lateral wall.
2. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: the sand cap (1) is
The outer diameter of the hemispherical closing in barrel-shaped and bottom end, the internal diameter and central tube (15) of sand cap (1) upper end matches, sand cap (1)
Upper end be socketed on the lateral wall of central tube (15), on sand cap (1) side wall be arranged side by side have strip through-hole.
3. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: the flow nipple includes big
Flow nipple (3) and small flow nipple (2), big flow nipple (3) and small flow nipple (2) are connected to central tube (15) bottom in turn from top to bottom
On the inner sidewall at end, the lower end surface of small flow nipple (2) and the end face of central tube (15) bottom end.
4. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: the long packing element type (9) by
Hollow both ends are rotary table section and the cylindrical section composition for being connected two rotary table sections, hollow diameters and central tube (15) of both ends rotary table section
Outer diameter matching, the inner cavity of cylindrical section is spindle, and fusiform middle part is provided with support column (26).
5. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: first short rubber cylinder (8)
It being made of with the second short rubber cylinder (10) hollow cylindrical section and rotary table section, hollow internal diameter is matched with the outer diameter of central tube (15),
Cylindrical section bottom face is provided with and matched first baltimore groove (23) of long packing element type (9) rotary table section, long packing element type (9) and the first short rubber cylinder
(8) it is connected respectively by the first baltimore groove (23) with the second short rubber cylinder (10).
6. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: first rubber tube seat
(7) it is made of with the second rubber tube seat (11) hollow rotary table section and cylindrical section, on the lateral wall in the middle part of cylindrical section, is provided with circle
Cricoid second baltimore groove (24) is provided with the rotary table with the first short rubber cylinder (8) and the second short rubber cylinder (10) in the bottom surface of cylindrical section
The third baltimore groove (25) that section matches, the first short rubber cylinder (8) and the second short rubber cylinder (10) pass through third baltimore groove (25) respectively
It is connect with the first short rubber cylinder (8) and the second short rubber cylinder (10).
7. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: first short rubber cylinder
(8), long packing element type (9) and the second short rubber cylinder (10) use rubber material；First slips (6) and the second slips (12) use
Ceramic material；Remaining part uses carbon fibre composite.
8. a kind of waterpower pumped type underground throttle device as described in one of claim 1,2 or 4, it is characterised in that: in described
Heart pipe (15) at the 6-10mm of top, is being provided with cyclic annular thin-walled, thin-walled with a thickness of 1-10mm, the length of thin-walled is 1-
10mm, the 3-20mm of central tube (15) tube wall.
9. a kind of waterpower pumped type underground throttle device as described in claim 1, it is characterised in that: the sand cap (1) is
The outer diameter of the hemispherical closing in barrel-shaped and bottom end, the internal diameter and central tube (15) of sand cap (1) upper end matches, sand cap (1)
Upper end be socketed on the lateral wall of central tube (15), on sand cap (1) side wall be arranged side by side have strip through-hole；The throttling
Mouth includes big flow nipple (3) and small flow nipple (2), and big flow nipple (3) and small flow nipple (2) are connected to center in turn from top to bottom
On the inner sidewall for managing (15) bottom end, the lower end surface of small flow nipple (2) and the end face of central tube (15) bottom end；The long glue
Cylinder (9) is made of the cylindrical section that hollow both ends are two rotary table sections of rotary table section and linking, and the hollow diameters of both ends rotary table section are in
The outer diameter of heart pipe (15) matches, and the inner cavity of cylindrical section is spindle, and fusiform middle part is provided with support column (26)；Described
One short rubber cylinder (8) and the second short rubber cylinder (10) are made of hollow cylindrical section and rotary table section, hollow internal diameter and central tube (15)
Outer diameter matching, cylindrical section bottom face be provided with matched first baltimore groove (23) of long packing element type (9) rotary table section, long packing element type (9) with
First short rubber cylinder (8) and the second short rubber cylinder (10) are connected by the first baltimore groove (23) respectively；First rubber tube seat (7) and
Second rubber tube seat (11) is made of hollow rotary table section and cylindrical section, on the lateral wall in the middle part of cylindrical section, is provided with annular shape
The second baltimore groove (24), be provided with the rotary table section phase with the first short rubber cylinder (8) and the second short rubber cylinder (10) in the bottom surface of cylindrical section
Matched third baltimore groove (25), the first short rubber cylinder (8) and the second short rubber cylinder (10) pass through third baltimore groove (25) and the respectively
One short rubber cylinder (8) and the second short rubber cylinder (10) connection；First short rubber cylinder (8), long packing element type (9) and second short rubber cylinder (10)
Using rubber material；First slips (6) and the second slips (12) uses ceramic material, and remaining part is multiple using carbon fiber
Condensation material；The central tube (15) at the 6-10mm of top, is being provided with cyclic annular thin-walled, thin-walled with a thickness of 1-10mm,
The length of thin-walled is 1-10mm, the 3-20mm of central tube (15) tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717142.XU CN209339913U (en) | 2018-10-23 | 2018-10-23 | A kind of waterpower pumped type underground throttle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717142.XU CN209339913U (en) | 2018-10-23 | 2018-10-23 | A kind of waterpower pumped type underground throttle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209339913U true CN209339913U (en) | 2019-09-03 |
Family
ID=67746687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821717142.XU Active CN209339913U (en) | 2018-10-23 | 2018-10-23 | A kind of waterpower pumped type underground throttle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209339913U (en) |
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2018
- 2018-10-23 CN CN201821717142.XU patent/CN209339913U/en active Active
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