CN219985138U - Walking type horizontal pipeline centrifugal spraying machine - Google Patents
Walking type horizontal pipeline centrifugal spraying machine Download PDFInfo
- Publication number
- CN219985138U CN219985138U CN202122241446.1U CN202122241446U CN219985138U CN 219985138 U CN219985138 U CN 219985138U CN 202122241446 U CN202122241446 U CN 202122241446U CN 219985138 U CN219985138 U CN 219985138U
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- frame
- driving
- pump body
- walking
- roller
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- 238000005507 spraying Methods 0.000 title claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 16
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 238000002955 isolation Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 7
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model relates to a walking type horizontal pipeline centrifugal spraying machine which comprises a rotary spraying head with a mortar input pipeline, a driving and transmission mechanism and a walking frame, wherein the walking frame comprises a frame body, a front roller group and a rear roller group, each of the front roller group and the rear roller group at least comprises three rollers, the three rollers are circumferentially distributed at intervals around a horizontal shaft, the rotary spraying head and the driving and transmission mechanism are fixedly arranged on the walking frame, and a rotating shaft of the rotary spraying head is horizontally arranged. The walking type horizontal pipeline centrifugal spraying machine utilizes the front and rear roller groups on the walking frame package to support rolling walking on the wall of the horizontal pipeline, meanwhile, the rotary spray head is driven by the driving and transmission mechanism to rotate at a high speed, mortar is centrifugally thrown out at a high speed by utilizing centrifugal force, a certain thickness coating is formed on the surface of the wall of the pipeline in a bonding mode, repairing or protecting the horizontal pipeline (inspection well) is completed, no personnel are required to enter the pipeline in the whole process of construction, safety of personnel in construction is guaranteed, and labor intensity is reduced.
Description
Technical Field
The utility model relates to municipal and road construction spraying equipment, in particular to a walking type horizontal pipeline centrifugal spraying machine.
Background
At present, urban pipeline is densely distributed, and besides the downward vertical direction, more pipelines are in the horizontal direction, so that accidents such as running, overflowing, dripping and leaking of the existing municipal pipe network are frequently caused by long-term use and long-term repair loss of a large number of pipelines and pipelines or inspection wells. Therefore, after the pipelines are built, mortar needs to be sprayed on the surfaces to prevent water leakage from polluting the environment, and other old pipelines need to be repaired after the old pipelines lose repair water for a long time, so that a vertical machine tool is simpler for spraying construction, but a horizontal walking mechanism has difficulty, and no pipeline spraying machine special for repairing the pipelines in the horizontal direction is currently available.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the special pipeline spraying machine which has high repair work efficiency and good effect and is specially used for repairing the pipeline in the horizontal direction.
In order to achieve the above purpose, the utility model discloses a walking type horizontal pipeline centrifugal spraying machine, which is characterized in that: the mortar feeding device comprises a rotary spray head, a driving and transmission mechanism and a walking frame, wherein the driving and transmission mechanism is used for driving the rotary spray head to rotate at a high speed, a mortar feeding pipeline is arranged on the rotary spray head, the walking frame comprises a frame body, a front roller group and a rear roller group are arranged on the frame body, each of the front roller group and the rear roller group at least comprises three rollers, the three rollers are distributed along the circumference at intervals around a horizontal shaft, a roller rolling surface is overlapped with the horizontal shaft, the rotary spray head and the driving and transmission mechanism are fixedly arranged on the walking frame, and a rotating shaft of the rotary spray head is horizontally arranged.
The walking frame further comprises a roller frame, wherein the front roller group and the rear roller group are arranged on the roller frame, and the roller frame is arranged on the frame body.
As a further arrangement, the walking frame is also provided with a roller group radius adjusting mechanism.
The roller frame is further provided with three groups of rod members which are distributed at intervals along the circumference around the horizontal shaft and are in an X-shaped structure, two end parts of the same side of the X-shaped rod members are connecting ends connected with the frame body, and the rollers are arranged on two end parts of the other side.
The roller frame is characterized in that the cross point of the X-shaped rod component forming the roller frame is hinged, three connecting ends of one side end of the two same side ends of the roller frame are hinged with the frame body as hinged connecting ends, three connecting ends of the other side end of the roller frame are hinged with a sliding piece as sliding connecting ends, the sliding piece is axially and slidably arranged along the horizontal shaft, and the walking frame is further provided with a sliding piece driving mechanism for driving the sliding piece to slide to form the roller group radius adjusting mechanism.
The frame body comprises a straight tubular support frame pipe and end covers at two ends, the sliding piece driving mechanism comprises a screw rod, a hand wheel and a nut, the nut forms the sliding piece, one end of the screw rod axially penetrates into the support frame pipe from one end cover to the other end cover, the hand wheel is arranged at the other end of the screw rod, the two ends of the screw rod are axially positioned and circumferentially rotatably arranged on the end covers at the two ends of the support frame pipe, the nut is arranged in the support frame pipe and is in threaded fit with the screw rod, the hinged connection end of the roller frame is hinged with the support frame pipe, a guide long slot hole is axially arranged at a position corresponding to the sliding connection end on the pipe wall of the support frame pipe, a connection lug is arranged at a position corresponding to the guide long slot hole, the upper end clearance fit of the connection lug penetrates out of the guide long slot hole, and the sliding connection end of the roller frame is hinged with the upper end of the connection lug.
The driving and transmission mechanism comprises a driving motor and a driving shaft thereof, the rotary nozzle comprises an impeller and a pump body, the front end of the pump body is in clearance fit with an inlet of a rear cover plate of the impeller, so that the impeller can be arranged in front of the pump body in a relatively rotatable manner, one side of the pump body is also provided with a feeding elbow to form the mortar input pipeline, one end of the feeding elbow is provided with a pipe joint, the other end of the feeding elbow is fixedly connected with the pump body, and an inner cavity of the feeding elbow extends into the pump body to the front end of the pump body to form a mortar input channel; the center of the pump body is provided with an isolation shaft sleeve coaxial with the impeller, and the lower end of the isolation shaft sleeve extends to a lower end port of the pump body; the driving motor is fixedly arranged on the pump body, and a driving shaft of the driving motor penetrates through the isolating shaft sleeve to be fixedly connected with the impeller.
The pump body is a cone-shaped component, the small opening end of the pump body is inserted into the inlet in the center of the impeller rear cover plate and is in clearance fit with the inlet, a core tube is fixedly arranged in the inner cavity of the pump body, and the core tube forms the isolation shaft sleeve.
Compared with the prior art, the walking type horizontal pipeline centrifugal spraying machine is supported on the wall of the horizontal pipeline by utilizing the front roller group and the rear roller group on the walking frame bag to roll and walk, the hanging ring is arranged at the tail part of the walking frame, a steel wire rope is wound, a small winch is arranged at a distance, the mechanism is pulled to carry out moving operation during spraying, meanwhile, the rotary nozzle is driven by the driving and transmission mechanism to rotate at a high speed, mortar is centrifugally thrown out at a high speed by utilizing centrifugal force, a certain thickness coating is formed on the surface of the wall of the pipeline in a bonding mode, repairing or protecting the horizontal pipeline (inspection well) is completed, personnel are not required to enter the pipeline for construction in the whole process in the construction process, the safety of personnel in the construction is ensured, the labor intensity is reduced, and the machine has the characteristics of quick hardening, high bonding strength, hydrogen sulfide corrosion resistance and the like.
The utility model will be further described with reference to the accompanying drawings and specific examples.
It should be noted that, in the specification and claims of the present utility model, the terms "comprising" and "having" and any variations thereof are intended to cover nonexclusive inclusion, and the terms "upper", "lower", "inner", "outer", "middle", etc. indicate orientations or positional relationships, and are based on the orientations or positional relationships shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Drawings
FIG. 1 is a partial cross-sectional view of a specific embodiment of the present utility model;
FIG. 2 is a partial cross-sectional view of a second embodiment of the present utility model;
FIG. 3 is a partial cross-sectional view of an embodiment of the frame body and slider driving mechanism of the present utility model;
FIG. 4 is a schematic view of the rear end structure of an embodiment of the present utility model;
FIG. 5 is a front view of the structure of an embodiment of the slider of the present utility model;
FIG. 6 is a cross-sectional view of the structure of FIG. 5 A-A.
Detailed Description
As shown in fig. 1 and 2, the walking type horizontal pipeline centrifugal spraying machine comprises a rotary spray head 1, a driving and transmission mechanism for driving the rotary spray head 1 to rotate at a high speed and a walking frame 2. The rotary sprayer 1 can be electric or pneumatic, a mortar input pipeline is arranged on the rotary sprayer 1, the walking frame 2 comprises a frame body 201, a front roller group 202 and a rear roller group 203 are arranged on the frame body 201, and the specific number of rollers in the roller group can be determined according to the shape selection of the pipeline. Because the existing pipeline is basically circular, the front roller set 202 and the rear roller set 203 generally comprise at least three rollers, preferably three rollers are arranged, the three rollers are distributed at intervals along the circumference around a horizontal (i.e. transversely arranged) shaft, the rolling surfaces of the rollers are overlapped with the horizontal shaft so as to adapt to walking on a circular pipe wall, the spinning nozzle 1 and the driving and transmission mechanism are fixedly arranged on the front end of the walking frame 2, and the rotating shaft of the spinning nozzle 1 is horizontally arranged.
In order to facilitate installation of rollers and adapt to pipelines with different calibers, the walking frame 2 preferably further comprises a roller frame 204, the front roller group 202 and the rear roller group 203 are arranged on the roller frame 204, the roller frame 204 is arranged on the frame body 201, and a roller group radius adjusting mechanism is further arranged on the walking frame 2. The roller set radius adjusting mechanism has various structures, namely the rollers are arranged on a bolt, the bolt is in threaded fit connection with the frame body 201, and the roller set radius is achieved by rotating the bolt to adjust the position of the rollers; the roller may be fixed on a support, a long slot hole is arranged on the support, a locking bolt is arranged in the long slot hole in a clearance mode, the locking bolt is in threaded connection with the frame body 201, and the radius of the roller group is achieved by adjusting the locking position.
The utility model will be further described with reference to the drawings and the preferred embodiments.
The walking type horizontal pipeline centrifugal spraying machine comprises a rotary spray head 1, a driving and transmission mechanism for driving the rotary spray head 1 to rotate at a high speed and a walking frame 2. In this embodiment, as shown in fig. 1 and 2, the walking frame 2 includes a frame body 201, two sets of front roller sets 202 and rear roller sets 203 are disposed on the frame body 201, three rollers 3 are disposed in the front roller sets 202 and the rear roller sets 203, and the three rollers 3 are circumferentially spaced around a horizontal (i.e. transversely disposed) axis, and the roller shafts of the three rollers 3 are preferably located on the same plane.
The roller frame 204 may be fixed or adjustable, and for which the roller frame 204 may be fixed without the need for adjusting the radius of the roller set. The fixed roller frame 204 is not particularly limited, and the roller 3 may be fixed at a desired position. For example, the roller frame 204 is formed by three groups of rod members in an X-shaped structure circumferentially spaced around the horizontal axis, two ends of the same side of the X-shaped rod members are connection ends connected to the frame body 201, and rollers are disposed on two ends of the other side.
In this embodiment, the frame body 201 includes a support tube having a cylindrical shape (preferably a cylindrical shape) and end caps at both ends, and the roller frame 204 is adjustable. The roller frame 204 is composed of three groups of rod members with X-shaped structures, which are uniformly distributed around the horizontal axis (i.e., the central axis of the support frame tube) at intervals along the circumference, the cross points of the X-shaped rod members forming the roller frame 204 are hinged, three connecting ends of one side end (front end in this embodiment) of the front and rear two identical side ends of the roller frame 204 are used as hinged connecting ends 205, which are uniformly distributed along the circumferential direction and are hinged with the frame body 201, i.e., the support frame tube, three connecting ends of the other side end of the roller frame 204 are used as sliding connecting ends 206 and are hinged with a sliding piece 207, the sliding piece 207 is axially slidably arranged along the horizontal axis, and the walking frame 2 is further provided with a sliding piece driving mechanism for driving the sliding piece 207 to slide, so as to form the roller group radius adjusting mechanism.
In this embodiment, as shown in fig. 2 and 3, the driving mechanism for the sliding member includes a screw 208, a hand wheel 209, and a nut, where the nut forms the sliding member 207, one end (front end) of the screw 208 axially penetrates into the supporting frame tube from one side end cap (rear side) to the other side end cap (front side), the hand wheel 209 is disposed on the other end (rear end) of the screw 208, the supporting frame tube is horizontally and transversely disposed, two ends of the screw 208 are axially positioned and circumferentially rotatably disposed on the end caps at two ends of the supporting frame tube, the nut is disposed in the supporting frame tube and is in threaded engagement with the screw 208, the hinged connection end 205 of the roller frame 204 is hinged with the supporting frame tube, a guiding long slot 20a is axially disposed on a tube wall of the supporting frame tube at a position corresponding to the sliding connection end 206, as shown in fig. 3, 5 and 6, a connection bump is disposed on a position corresponding to the guiding long slot 20a side wall of the nut, and the upper end clearance engagement of the connection bump penetrates out from the guiding long slot 20a, and the sliding connection end 206 of the roller frame 204 is hinged with the upper end of the connection bump.
In this embodiment, as shown in fig. 1 and 2, the rotary nozzle 1 may be driven electrically or pneumatically, and the rotary nozzle 1 includes an impeller 101 and a pump body 102, where the lower end of the pump body 102 is in clearance fit with an inlet in the center of a rear cover plate of the impeller 101, so that the impeller 101 is relatively rotatably disposed below the pump body 102, one side of the pump body 102 is further provided with a feeding elbow 103, one end of the feeding elbow 103 is provided with a pipe joint 104, so as to be conveniently abutted with a mortar conveying pipe, and the other end of the feeding elbow is fixedly connected with the pump body 102, and an inner cavity of the feeding elbow 103 extends into the pump body 102 to the lower end of the pump body 102 to form a mortar input channel; an isolation shaft sleeve 105 coaxial with the impeller 101 is arranged in the center of the pump body 102, and the lower end of the isolation shaft sleeve 105 extends to a lower end port of the pump body 102; in order to reduce the material consumption of the rotary sprayer 1, reduce the weight and save the material cost, in this embodiment, the main body of the pump body 102 is preferably a hollow conical tubular member, the small opening end of the pump body 102 is inserted into the inlet of the center of the rear cover plate of the impeller 101 and is in clearance fit with the inlet, and the feeding elbow 103 extends into the inner cavity of the pump body 102 through the side wall of the pump body 102 relative to the other end provided with the pipe joint to be connected with the inner cavity wall of the pump body 102, so as to form overlapping connection with the small opening end of the pump body 102. The inner cavity center of the pump body 102 is fixedly provided with a core pipe, the length of the core pipe is smaller than the height of the pump body 102, the outer diameter of the core pipe is smaller than the inner diameter of the small opening end of the pump body 102, the lower end of the core pipe penetrates through the feeding bent pipe 103 from top to bottom to the small opening end of the pump body 102, the core pipe is fixedly arranged in the pump body 102 by being connected with the feeding bent pipe 103, the core pipe forms an isolation shaft sleeve 105, and a gap between the isolation shaft sleeve 105 and the inner wall (small opening end) of the pump body 102 is used as a mortar channel.
The driving and transmission mechanism comprises a driving motor 4 and a driving shaft 5 thereof, the driving motor 4 is preferably a servo motor, the driving motor 4 is fixedly arranged on the large opening end of the pump body 102, and the driving shaft 5 of the driving motor 4 penetrates through the isolating shaft sleeve 105 and is fixedly connected with the front cover plate of the impeller 101 through nuts so as to drive the impeller 101 to rotate at a high speed. The rotary nozzle 1 and the driving motor 4 are fixedly arranged on a mounting frame 6, the mounting frame 6 is fixed on the front end of the frame body 201 (namely a supporting frame pipe), and the rotating shafts of the rotary nozzle 1 and the driving motor 4 are horizontally arranged.
The above examples are given for clarity of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (8)
1. The utility model provides a walking horizontal pipeline centrifugal spraying machine which characterized in that: the mortar feeding device comprises a rotary spray head, a driving and transmission mechanism and a walking frame, wherein the driving and transmission mechanism is used for driving the rotary spray head to rotate at a high speed, a mortar feeding pipeline is arranged on the rotary spray head, the walking frame comprises a frame body, a front roller group and a rear roller group are arranged on the frame body, each of the front roller group and the rear roller group at least comprises three rollers, the three rollers are distributed along the circumference at intervals around a horizontal shaft, a roller rolling surface is overlapped with the horizontal shaft, the rotary spray head and the driving and transmission mechanism are fixedly arranged on the walking frame, and a rotating shaft of the rotary spray head is horizontally arranged.
2. The walk behind horizontal pipe centrifugal spray coater of claim 1 wherein: the walking frame also comprises a roller frame, the front roller group and the rear roller group are arranged on the roller frame, and the roller frame is arranged on the frame body.
3. The walk behind horizontal pipe centrifugal spray coater of claim 2 wherein: the walking frame is also provided with a roller group radius adjusting mechanism.
4. A walking horizontal pipe centrifugal spray coater according to claim 2 or 3 wherein: the roller frame is composed of three groups of rod members which are distributed along the circumference of the horizontal shaft at intervals and are of an X-shaped structure, two end parts of the same side of the X-shaped rod members are connecting ends connected with the frame body, and the rollers are arranged on two end parts of the other side.
5. The walk behind horizontal pipe centrifugal spray coater of claim 4 wherein: the cross point of the X-shaped rod component forming the roller frame is hinged, three connecting ends of one side end of the two same side ends of the roller frame are used as fixed connecting ends to be hinged with the frame body, three connecting ends of the other side end of the roller frame are used as sliding connecting ends to be hinged with a sliding piece, the sliding piece is axially and slidably arranged along the horizontal shaft, and the walking frame is further provided with a sliding piece driving mechanism for driving the sliding piece to slide to form the roller group radius adjusting mechanism.
6. The walk behind horizontal pipe centrifugal spray coater of claim 5 wherein: the frame body comprises a tubular support frame pipe and end covers at two ends, the sliding part driving mechanism comprises a screw rod, a hand wheel and a nut, the nut forms the sliding part, one end of the screw rod axially penetrates the support frame pipe from one end cover to the other end cover, the hand wheel is arranged at the other end of the screw rod, the two ends of the screw rod are axially positioned and circumferentially rotatably arranged on the end covers at the two ends of the support frame pipe, the nut is arranged in the support frame pipe and is in threaded fit with the screw rod, a fixed connection end of the roller frame is hinged with the support frame pipe, a guide long slot hole is axially arranged at a position corresponding to the sliding connection end on the pipe wall of the support frame pipe, a connection lug is arranged at a position corresponding to the guide long slot hole on the side wall of the nut, the upper end clearance fit of the connection lug penetrates out of the guide long slot hole, and the sliding connection end of the roller frame is hinged with the upper end of the connection lug.
7. The walk behind horizontal pipe centrifugal spray coater of claim 1 wherein: the driving and transmission mechanism comprises a driving motor and a driving shaft thereof, the rotary spray head comprises an impeller and a pump body, the front end of the pump body is in clearance fit with the inlet of a rear cover plate of the impeller, so that the impeller can be arranged in front of the pump body in a relatively rotatable manner, one side of the pump body is also provided with a feeding elbow to form a mortar input pipeline, one end of the feeding elbow is provided with a pipe joint, the other end of the feeding elbow is fixedly connected with the pump body, and an inner cavity of the feeding elbow extends into the pump body to the front end of the pump body to form a mortar input channel; the center of the pump body is provided with an isolation shaft sleeve coaxial with the impeller, and the lower end of the isolation shaft sleeve extends to a lower end port of the pump body; the driving motor is fixedly arranged on the pump body, and a driving shaft of the driving motor penetrates through the isolating shaft sleeve to be fixedly connected with the impeller.
8. The walk behind horizontal pipe centrifugal spray coater of claim 7 wherein: the pump body is a cone-shaped component, the small opening end of the pump body is inserted into the inlet in the center of the impeller rear cover plate and is in clearance fit with the inlet, a core tube is fixedly arranged in the inner cavity of the pump body, and the core tube forms the isolation shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122241446.1U CN219985138U (en) | 2021-09-15 | 2021-09-15 | Walking type horizontal pipeline centrifugal spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122241446.1U CN219985138U (en) | 2021-09-15 | 2021-09-15 | Walking type horizontal pipeline centrifugal spraying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219985138U true CN219985138U (en) | 2023-11-10 |
Family
ID=88608956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122241446.1U Withdrawn - After Issue CN219985138U (en) | 2021-09-15 | 2021-09-15 | Walking type horizontal pipeline centrifugal spraying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219985138U (en) |
-
2021
- 2021-09-15 CN CN202122241446.1U patent/CN219985138U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20231110 Effective date of abandoning: 20240611 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20231110 Effective date of abandoning: 20240611 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |