CN109027470B - Material conveying pipeline - Google Patents
Material conveying pipeline Download PDFInfo
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- CN109027470B CN109027470B CN201810880974.1A CN201810880974A CN109027470B CN 109027470 B CN109027470 B CN 109027470B CN 201810880974 A CN201810880974 A CN 201810880974A CN 109027470 B CN109027470 B CN 109027470B
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- Prior art keywords
- pipe body
- cover
- tail end
- head end
- last
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/14—Joints for pipes of different diameters or cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/115—Caps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/115—Caps
- F16L55/1152—Caps fixed by screwing or by means of a screw-threaded ring
Abstract
The invention discloses a material conveying pipeline, which comprises: at least two sections of hollow pipe bodies; a connector unit detachably connected to an outer circumferential surface of a pipe body; a first fastener for connecting the two connector units in the axial direction; and a movable cover assembly openably and closably provided at the head end of the first pipe body and/or the tail end of the last pipe body for closing/opening the head end of the first pipe body and/or the tail end of the last pipe body. According to the invention, the transmission rack, the transmission gear and the transmission gear are mutually matched, so that the diameter of a circular area which is formed by the plurality of arc-shaped fixing plates and used for accommodating the pipe body is adjustable, the pipe body fixing device can adapt to connection among pipe bodies with different diameters, and the use cost can be greatly reduced. In addition, the end part of the pipe body is provided with a rotating part which can be used for sealing/opening the port, so that the open port of the pipe body can be sealed at any time, and the remaining materials in the pipeline are prevented from being scattered in the moving process.
Description
Technical Field
The invention relates to the field of general machinery, in particular to a material conveying pipeline.
Background
In the field of material transportation, the pipeline length is usually changed by splicing several lengths of pipe bodies, so as to transport the pipe over long distances, for example, concrete conveying pipelines are widely used for continuous conveying of concrete pipelines. And the change of pipeline length mainly realizes through flange fixed connection, when adopting traditional flange to connect, need twist and move a plurality of bolts can accomplish the installation and dismantle, its operation process is complicated, in addition, because pipeline's diameter is different, consequently, when adopting traditional flange to connect, to the pipeline of different diameters, need adopt the ring flange of different diameters to connect, consequently need be equipped with multiple ring flange spare at the scene, lead to use cost to be in high place from this.
In addition, the material conveying pipe for conveying materials (such as concrete) needs to be disassembled after being used. However, some materials which are not conveyed out may remain in the conveying pipe, and if the conveying pipe is disassembled, the remaining materials inside may be scattered in the moving process, so that the environmental pollution is caused, and the difficulty of cleaning is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a material conveying pipeline which is provided with a pipeline connecting piece with adjustable inner diameter, so that the material conveying pipeline is suitable for the connection between pipe bodies with different diameters, and the use cost can be greatly reduced; in addition, the end part of the pipe body is provided with a rotating part which can be used for closing/opening the port, so that the opened port of the pipe body can be closed/opened at any time, and the remaining materials in the pipeline are prevented from being scattered in the moving process.
The technical scheme adopted by the invention for solving the technical problems is as follows:
there is provided a delivery conduit comprising:
at least two sections of hollow pipe bodies, and adjacent pipe bodies are sequentially connected end to end in an aligned manner;
the connecting piece units are correspondingly detachably connected to the outer peripheral surface of a pipe body;
a first fastening member for connecting two adjacent connector units on different outer circumferential surfaces of the pipe body in the axial direction;
the movable cover assembly is arranged at the head end of the first pipe body and/or the tail end of the last pipe body in an openable and closable mode and is used for closing/opening the head end of the first pipe body and/or the tail end of the last pipe body;
the connector unit includes:
an annular cylinder;
the mounting blocks are uniformly arranged on the inner wall of the annular cylinder at intervals, an inlet and outlet hole is formed in the side part of each mounting block, and a through groove is formed in one surface, facing the center of the annular cylinder, of each mounting block;
one end of each transmission rack correspondingly extends into one access hole, and the other end of each transmission rack correspondingly extends out of the access hole; scales are arranged on the transmission rack and are used for displaying the length of the transmission rack entering/extending out of the access hole;
the fixed shaft is arranged in each mounting block, and the central axis of the fixed shaft is parallel to the central axis of the annular cylinder;
each transmission gear is sleeved on a fixed shaft and meshed with a transmission rack;
one end of each telescopic block correspondingly extends into one through groove, and the other end of each telescopic block extends out of the through groove; the side part of one end of each telescopic block extending into the through groove is provided with a transmission gear meshed with a transmission gear;
the pipe body is provided with a plurality of arc-shaped fixed plates, each arc-shaped fixed plate is connected with one end of a telescopic block extending out of the through groove, and the plurality of arc-shaped plates surround a circular area for accommodating the pipe body;
the movable cover assembly includes:
the cover body is covered at the head end of the first pipe body and/or the tail end of the last pipe body;
and the rotating part is connected with the cover body and the pipe body and is used for driving the cover body to be close to/far away from the head end of the first pipe body and/or the tail end of the last pipe body through rotation so as to close/open the head end of the first pipe body or the tail end of the last pipe body.
Preferably, one side of each mounting block, which faces the inner wall of the annular cylinder, is provided with a projection which is inserted into the inner wall of the annular cylinder.
Preferably, the material conveying pipeline further comprises a plurality of second fastening bolts; a plurality of bolt holes are formed in each annular cylinder body and located below the mounting block along the radial direction, and one end of each second fastening bolt penetrates through one bolt hole and abuts against the outer peripheral surface of the pipe body.
Preferably, each mounting block is towards the one side at annular barrel center is the cambered surface, and cambered surface radian with the arc fixed plate phase-match.
Preferably, a rubber part is arranged on one surface, facing the center of the annular cylinder, of each arc-shaped fixing plate.
Preferably, the edge of the cover body is provided with a connecting hole; the rotating member includes: a transmission rod; the cover body positioning piece is hollow, communicated with the connecting hole and fixed on the end face of the cover body;
one end of the transmission rod penetrates through the cover body positioning piece and the connecting hole and is in threaded connection with the cover body positioning piece, and the relative rotation between the transmission rod and the cover body positioning piece drives the cover body to be close to/far away from the head end of the first pipe body and/or the tail end of the last pipe body, so that the head end of the first pipe body and/or the tail end of the last pipe body can be closed/opened.
Preferably, the outer wall surface of the head end of the first pipe body and/or the outer wall surface of the tail end of the last pipe body is/are provided with a positioning ring, and the other end of the transmission rod is rotatably arranged in the positioning ring in a penetrating mode.
Preferably, the edge of the cover body is provided with a notch part; the rotating member further includes: one end of the locking rod is hinged to the outer wall surface of the head end of the first pipe body and/or the outer wall surface of the tail end of the last pipe body, and the other end of the locking rod can be clamped in/separated from the notch part through the rotating action;
and the locking piece is arranged on the locking rod in a penetrating manner and used for locking the locking rod and the cover body when the cover body seals the head end of the first pipe body and/or the tail end of the last pipe body and the other end of the locking rod is clamped into the notch part, so that the other end of the locking rod is prevented from being separated from the notch part.
Preferably, the locking rod is a screw rod, and the locking piece is a nut.
Preferably, the hinge joint of the positioning ring and the locking rod is located in the same diameter direction of the same pipe body.
The technical scheme of the invention has the beneficial effects that:
according to the invention, the transmission rack, the transmission gear and the transmission teeth are mutually matched, so that the diameter of a circular area which is surrounded by the plurality of arc-shaped fixing plates and is used for accommodating the pipe body is adjustable, the pipe joint can adapt to connection among pipelines with different diameters, and the use cost can be greatly reduced; in addition, the end part of the pipe body is provided with a rotating part which can be used for closing/opening the port, so that the opened port of the pipe body can be closed/opened at any time, and the remaining materials in the pipeline are prevented from being scattered in the moving process.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is an overall view of a feed delivery pipe according to a first embodiment of the present invention;
FIG. 2 is an overall view of a connector unit according to a first embodiment of the present invention;
FIG. 3 is a cross-sectional view of a connector unit in a first embodiment of the invention;
FIG. 4 is a perspective view of the mounting block and the arcuate retaining plate from a top view in accordance with a first embodiment of the present invention;
FIG. 5 is a perspective view of a side view of the mounting block and arcuate fixation plate in accordance with one embodiment of the present invention;
FIG. 6 is a schematic view of the arrangement of the scales on the driving rack in the first embodiment of the present invention;
FIG. 7 is an enlarged view of a portion A of FIG. 1 according to a first embodiment of the present invention;
fig. 8 is a front view of a cover in a first embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first embodiment is as follows:
the delivery conduit of the present invention is suitable for use in the delivery of concrete, as shown in FIG. 1, and comprises: at least two sections of hollow pipe bodies 100 are connected end to end in sequence in an aligned mode, and the joints are seamless, so that materials are prevented from leaking from the joints;
a plurality of connector units 1, wherein each connector unit 1 is detachably connected to the outer peripheral surface of a pipe body 100 correspondingly;
a first fastening member 2 for connecting two adjacent connector units 1 on the outer peripheral surfaces of different pipe bodies 100 in the axial direction, in this embodiment, the first fastening member 2 is a fastening bolt;
and a movable cover assembly 3 openably and closably provided at a head end of the first tubular body 100 and/or a tail end of the last tubular body 100 for closing/opening the head end of the first tubular body 100 and/or the tail end of the last tubular body 100; in this embodiment, when the head end of the first pipe 100 or the tail end of the last pipe 100 is not closed by the movable cover assembly 3, it can be used as a feed inlet to open for the material in the material storage device to enter into the pipe 100.
Specifically, as shown in fig. 2 to 5, the connector unit 1 includes: the first fastening bolt 2 comprises an annular cylinder 10, wherein the end face of the annular cylinder 10 is provided with a plurality of (for example, 4) openings 101 for the first fastening bolt 2 to pass through; the mounting blocks 11 are arranged on the inner wall of the annular cylinder 10 at regular intervals, in the circumferential direction, an inlet and outlet hole (not shown) is formed in the side part of each mounting block, and a through groove 110 is formed in one surface, facing the center of the annular cylinder, of each mounting block 11;
preferably, in order to facilitate the pushing and pulling of the transmission racks 12, one end of each transmission rack 12 extending out of the access hole is connected with a handle 121, and the surface of the handle 121 is provided with patterns for increasing friction;
a fixed shaft 13 disposed inside each of the mounting blocks 11 and having a central axis parallel to a central axis of the annular cylinder 10;
the transmission gears 14 are sleeved on a fixed shaft 13, meshed with a transmission rack 12 and rotate around the fixed shaft 13;
a plurality of telescopic blocks 15, wherein one end of each telescopic block 15 correspondingly extends into one through groove 110, and the other end extends out of the through groove 110; the side part of one end of each telescopic block 15 extending into the through groove 110 is provided with a transmission gear 151 meshed with a transmission gear 14;
a plurality of arc-shaped fixing plates 16, and each arc-shaped fixing plate 16 is connected to one end of a telescopic block 15 extending out of the through groove 110, and a plurality of arc-shaped fixing plates 16 enclose a circular area S for accommodating the pipe body 100.
In this embodiment, the number of the mounting blocks 11, the number of the telescopic blocks 15 and the number of the arc-shaped fixing plates 16 are the same, and the number of the mounting blocks, the telescopic blocks and the arc-shaped fixing plates can be 4.
On this basis, each mounting block 11 towards one side of annular barrel 10 inner wall all be equipped with lug 111 of annular barrel 11 inner wall grafting, correspondingly, the corresponding department of annular barrel 10 inner wall is equipped with lug 111 complex recess, realizes through the grafting cooperation of lug 111 and recess from this the dismantlement of mounting block 11 is connected, is convenient for from this change and equipment.
In addition, in order to ensure that the connector unit 1 can be firmly fixed on the outer circumferential surface of the pipe body 100 and avoid the pipe body from being disconnected, the material conveying pipeline further comprises a plurality of (preferably 4) second fastening bolts 17; a plurality of bolt holes 112 are radially formed in each annular cylinder 10 and below the mounting block 11, and one end of each second fastening bolt 17 penetrates through one bolt hole 112 and abuts against the outer circumferential surface of the pipe body 100, so that the connector unit 1 is fixed on the outer circumferential surface of the corresponding pipe body by friction between the end of the second fastening bolt 17 and the outer circumferential surface of the pipe body 100, and stable connection between different pipe bodies is realized.
Meanwhile, one surface 113 of each mounting block 11 facing the center of the annular cylinder 10 is an arc surface, and the radian of the arc surface is matched with that of the arc-shaped fixing plate 16, so that when the telescopic block 15 is retracted into the through groove 110 to the maximum extent, the shape of the arc surface of the mounting block 11 is matched with that of the arc-shaped fixing plate 16, and the diameter adjusting range can be increased; and each arc fixed plate 16 all is equipped with rubber spare 161 on the one side towards annular barrel 10 center, then rubber spare 161 direct and the outer peripheral face contact of body 100, strengthens the ability of connecting piece unit 1 centre gripping body through the elasticity of rubber spare 161, avoids breaking away the festival.
When the pipe body clamping device is used, the handle 121 is pulled manually, the transmission rack 12, the transmission gear 14 and the transmission teeth 151 are meshed for transmission, all the telescopic blocks 15 can retract into the through groove 110 to the maximum extent, the pipe body 100 is placed in the circular area S at the moment, the handle 121 is pushed, all the telescopic blocks 15 extend out of the corresponding through groove 110, the rubber piece 161 is in contact with the outer peripheral surface of the pipe body 100 and clamps the pipe body, meanwhile, the second fastening bolt 17 penetrates through the bolt hole 112 and abuts against the outer peripheral surface of the pipe body 100 to clamp and fix the pipe body, and finally, the first fastening bolt 2 penetrates through the opening hole 101 and is axially connected with adjacent connecting piece units 1 on different pipe bodies 100.
In addition, because the length of the rotating rack 12 entering/extending out of the access hole is directly related to the diameter of the circular area S formed at last, in order to master the length of the driving rack 12 entering/extending out of the access hole in real time in the using process, as shown in fig. 6, the driving rack 12 is provided with scales 13 for displaying the length of the driving rack 12 entering/extending out of the access hole, different scales correspond to the diameter of the circular area S formed at last, and when the driving rack enters 1cm, the diameter of the circular area S is 50cm and the like, so that a user can intuitively master and adjust the diameter of the circular area S.
When the connecting device is used, the handle 121 is pushed and pulled manually, the telescopic block 15 can be stretched in the through groove 110 through transmission among the transmission rack 12, the transmission gear 14 and the transmission teeth 151, and then the arc-shaped fixing plate 16 is driven to be close to/far away from the center of the annular cylinder 10, so that the diameter of a circular area S formed by the surrounding of the pipe body 100 can be changed according to the diameter of the pipe body 100 to be connected, the pipe body 100 is matched with the diameter of the pipe body 100, flanges with different diameters do not need to be arranged to connect pipelines with different diameters when the connecting device is used as in the prior art, and the use cost can be greatly reduced.
Further, as shown in fig. 7 to 8, the movable cover assembly 3 includes:
a cover 31 (preferably made of wood or plastic) covering the head end of the first pipe 100 and/or the tail end of the last pipe 100;
and a rotating member, connected to the cover 31 and the pipe body 100, for rotating the cover 31 to move toward/away from the head end of the first pipe body 100 and/or the tail end of the last pipe body 100, so as to close/open the head end of the first pipe body 100 or the tail end of the last pipe body 100.
Specifically, the area of the cover 31 is larger than the cross-sectional area of the tube 100, so that the cover 31 can completely cover the head end of the first tube 100 and/or the tail end of the last tube 100, thereby effectively preventing the material inside the tube 100 from leaking out; when the material conveying pipeline needs to be detached from the material storage device, the cover 31 can be driven by the rotating member to close the open end of the tube 100, so that the remaining material (such as concrete) in the tube 100 does not leak from the open end of the tube 100 during the moving process.
The lid 31 edge has seted up connecting hole 311, the rotation piece includes: a transmission rod 32; a cover positioning member 33 which is hollow and is communicated with the connection hole 311, and is fixed to the end surface of the cover 31 by welding or bonding; in this embodiment, one end of the transmission rod 32 passes through the cover positioning part 33 and the connection hole 311, and is in threaded connection with the cover positioning part 33, and the relative rotation between the transmission rod 32 and the cover positioning part 33 drives the cover 31 to approach/depart from the head end of the first pipe body 100 and/or the tail end of the last pipe body 100; preferably, the transmission rod 32 is a screw, and the cover positioning piece 33 is a nut;
further, a positioning ring 34 is disposed on an outer wall surface of the head end of the first pipe body 100 and/or an outer wall surface of the tail end of the last pipe body 100, and the other end of the transmission rod 32 is rotatably inserted into the positioning ring 34, so that the transmission rod 32, the connection hole 311 and the cover positioning member 33 are always maintained in a coaxial arrangement state, and transmission is smooth.
When the feeding device is used, the transmission rod 32 is driven to rotate clockwise/counterclockwise by manpower or electric power, the cover positioning element 33 axially moves along the transmission rod 32 away from the pipe body 100, the cover positioning element 33 and the cover 31 are integrally away from the head end of the first pipe body 100 and/or the tail end of the last pipe body 100, and the end of the pipe body 100 is open for feeding; on the contrary, when the transmission rod 32 rotates reversely, the cover positioning element 33 moves axially along the transmission rod 32 to approach the pipe body 100, and the cover positioning element 33 and the cover 31 integrally approach the head end of the first pipe body 100 and/or the tail end of the last pipe body 100 until the open end of the pipe body 100 is closed, thereby preventing the material inside the pipe body from leaking out.
Further, a notch 35 is formed at the edge of the cover 31 and at a position opposite to the connection hole 311; the rotating member further includes: a locking lever 36 having one end hinged to an outer wall surface of a head end of the first pipe body 100 and/or an outer wall surface of a tail end of the last pipe body 100 and the other end capable of being engaged with/disengaged from the notch portion 35 by a rotating action, wherein a rotating plane of the locking lever 36 is coplanar with a central axis of the first pipe body 100 or the last pipe body 100;
a locking member 37 inserted into the locking lever 36 and used for locking the locking lever 36 and the cover 31 when the cover 31 closes the head end of the first pipe 100 and/or the tail end of the last pipe 100 and the other end of the locking lever 36 is engaged in the notch 35; in this embodiment, the locking rod 36 is a screw, the locking member 37 is a nut, the two are in threaded connection, the nut can only abut against the surface of the cover 31 through threaded transmission, the screw is firmly locked in the notch 35 by virtue of friction force between the two, so that the screw cannot be removed, and meanwhile, the cover 31 can be tightly pressed on the open port of the pipe body 100, so as to achieve a better sealing effect; conversely, if the locking member 36 is unscrewed, the friction between the locking member 36 and the cover 31 is released, and the locking member 36 can be rotated to disengage from the notch 35, and the transmission rod 32 is further rotated, so that the cover 31 is away from the end of the tube 100, thereby opening one end of the tube 100 again.
Preferably, the hinge of the positioning ring 34 and the locking lever 36 are located on the same diameter of the same tube 100, so that the pressing force applied by the cover positioning member 33 and the locking member 36 to the cover 31 are located at the opposite edges of the cover 31, thereby preventing the cover 31 from bending and deforming when covering the end of the tube 100.
In conclusion, the diameter of the circular area which is surrounded by the arc-shaped fixing plates and used for accommodating the pipe body is adjustable through the mutual matching of the transmission rack, the transmission gear and the transmission teeth, so that the pipe body fixing device can adapt to the connection among pipelines with different diameters, and the use cost can be greatly reduced; in addition, the end part of the pipe body is provided with a rotating part which can be used for closing/opening the port, so that the opened port of the pipe body can be closed/opened at any time, and the remaining materials in the pipeline are prevented from being scattered in the moving process.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A delivery conduit, comprising:
at least two sections of hollow pipe bodies, and adjacent pipe bodies are sequentially connected end to end in an aligned manner;
the connecting piece units are correspondingly detachably connected to the outer peripheral surface of a pipe body;
a first fastening member for connecting two adjacent connector units on different outer circumferential surfaces of the pipe body in the axial direction;
the movable cover assembly is arranged at the head end of the first pipe body and/or the tail end of the last pipe body in an openable and closable mode and is used for closing/opening the head end of the first pipe body and/or the tail end of the last pipe body;
the connector unit includes:
an annular cylinder;
the mounting blocks are uniformly arranged on the inner wall of the annular cylinder at intervals, an inlet and outlet hole is formed in the side part of each mounting block, and a through groove is formed in one surface, facing the center of the annular cylinder, of each mounting block; one side of each mounting block, facing the inner wall of the annular cylinder body, is provided with a convex block which is spliced with the inner wall of the annular cylinder body, one side of each mounting block, facing the center of the annular cylinder body, is provided with an arc surface, and the radian of the arc surface is matched with that of the arc-shaped fixing plate;
one end of each transmission rack correspondingly extends into one access hole, and the other end of each transmission rack correspondingly extends out of the access hole; scales are arranged on the transmission rack and are used for displaying the length of the transmission rack entering/extending out of the access hole;
the fixed shaft is arranged in each mounting block, and the central axis of the fixed shaft is parallel to the central axis of the annular cylinder;
each transmission gear is sleeved on a fixed shaft and meshed with a transmission rack;
one end of each telescopic block correspondingly extends into one through groove, and the other end of each telescopic block extends out of the through groove; the side part of one end of each telescopic block extending into the through groove is provided with a transmission gear meshed with a transmission gear;
the pipe body is provided with a plurality of arc-shaped fixed plates, each arc-shaped fixed plate is connected with one end of a telescopic block extending out of the through groove, and the plurality of arc-shaped plates surround a circular area for accommodating the pipe body;
the movable cover assembly includes:
the cover body is covered at the head end of the first pipe body and/or the tail end of the last pipe body, and the edge of the cover body is provided with a connecting hole and a gap part;
the rotating part is connected with the cover body and the pipe body and is used for driving the cover body to be close to/far away from the head end of the first pipe body and/or the tail end of the last pipe body through rotation so as to close/open the head end of the first pipe body or the tail end of the last pipe body;
the rotating member includes: a transmission rod; the cover body positioning piece is hollow, communicated with the connecting hole and fixed on the end face of the cover body; one end of the locking rod is hinged to the outer wall surface of the head end of the first pipe body and/or the outer wall surface of the tail end of the last pipe body, and the other end of the locking rod can be clamped in/separated from the notch part through the rotating action; the locking piece penetrates through the locking rod and is used for locking the locking rod and the cover body when the cover body seals the head end of the first pipe body and/or the tail end of the last pipe body and the other end of the locking rod is clamped into the notch part, so that the other end of the locking rod is prevented from being separated from the notch part;
one end of the transmission rod penetrates through the cover body positioning part and the connecting hole and is in threaded connection with the cover body positioning part, and the cover body is driven to move axially along the transmission rod through relative rotation between the transmission rod and the cover body positioning part, so that the cover body positioning part and the cover body are integrally close to/far away from the head end of the first pipe body and/or the tail end of the last pipe body, and the head end of the first pipe body and/or the tail end of the last pipe body are closed/opened;
and the outer wall surface of the head end of the first pipe body and/or the outer wall surface of the tail end of the last pipe body are/is provided with positioning rings, and the other end of the transmission rod is rotatably arranged in the positioning rings in a penetrating mode.
2. The delivery conduit according to claim 1, further comprising a plurality of second fastening bolts; a plurality of bolt holes are formed in each annular cylinder body and located below the mounting block along the radial direction, and one end of each second fastening bolt penetrates through one bolt hole and abuts against the outer peripheral surface of the pipe body.
3. The delivery conduit according to claim 1, wherein each of said arcuate retaining plates is provided with a rubber member on a side thereof facing the center of said annular cylinder.
4. The delivery conduit according to claim 1, wherein the locking bar is a threaded rod and the locking member is a nut.
5. The delivery conduit according to claim 1, wherein the hinge of the retaining ring and the locking bar are located on the same pipe body in the same diametrical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810880974.1A CN109027470B (en) | 2018-08-04 | 2018-08-04 | Material conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810880974.1A CN109027470B (en) | 2018-08-04 | 2018-08-04 | Material conveying pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109027470A CN109027470A (en) | 2018-12-18 |
| CN109027470B true CN109027470B (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810880974.1A Active CN109027470B (en) | 2018-08-04 | 2018-08-04 | Material conveying pipeline |
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| CN (1) | CN109027470B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238602A (en) * | 2019-05-17 | 2019-09-17 | 陕西飞机工业（集团）有限公司 | A kind of adjustable conduit positioning clamping apparatus |
| CN115350609B (en) * | 2022-09-01 | 2024-03-29 | 南通大学 | Static mixer for mixing materials |
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| CN205136887U (en) * | 2015-09-29 | 2016-04-06 | 中航商用航空发动机有限责任公司 | A clamp structure and aeroengine for connecting line |
| CN107084287A (en) * | 2017-06-20 | 2017-08-22 | 盐城市星火阀业制造股份有限公司 | A kind of butterfly valve check-valves loose joint structure |
| CN207073656U (en) * | 2017-08-17 | 2018-03-06 | 常州市丰乐精锻有限公司 | A kind of high intensity flange |
| CN207279133U (en) * | 2017-10-10 | 2018-04-27 | 北京中建润通机电工程有限公司 | The anti-blocking tube cover of sewage pipe |
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| KR101857973B1 (en) * | 2016-06-10 | 2018-05-16 | 이용식 | Gas exhaust device of ship |
| CN207334030U (en) * | 2017-09-11 | 2018-05-08 | 沈阳理工大学 | A kind of pipeline connects fixing device |
| CN207470937U (en) * | 2017-11-27 | 2018-06-08 | 长春新基管业有限公司 | A kind of pvc pipe of high intensity |
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|---|---|---|---|---|
| CN205136887U (en) * | 2015-09-29 | 2016-04-06 | 中航商用航空发动机有限责任公司 | A clamp structure and aeroengine for connecting line |
| CN107084287A (en) * | 2017-06-20 | 2017-08-22 | 盐城市星火阀业制造股份有限公司 | A kind of butterfly valve check-valves loose joint structure |
| CN207073656U (en) * | 2017-08-17 | 2018-03-06 | 常州市丰乐精锻有限公司 | A kind of high intensity flange |
| CN207279133U (en) * | 2017-10-10 | 2018-04-27 | 北京中建润通机电工程有限公司 | The anti-blocking tube cover of sewage pipe |
| CN207864840U (en) * | 2018-01-29 | 2018-09-14 | 天津天易海洋管道测试服务有限公司 | A kind of submarine pipeline flange bolt bindiny mechanism being easily installed |
| CN208882976U (en) * | 2018-08-04 | 2019-05-21 | 王密军 | A kind of feeding pipe |
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| CN109027470A (en) | 2018-12-18 |
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