CN214286825U - Purlin car formula mud bridge system of scraping - Google Patents
Purlin car formula mud bridge system of scraping Download PDFInfo
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- CN214286825U CN214286825U CN202022590036.3U CN202022590036U CN214286825U CN 214286825 U CN214286825 U CN 214286825U CN 202022590036 U CN202022590036 U CN 202022590036U CN 214286825 U CN214286825 U CN 214286825U
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Abstract
The utility model relates to a mud bridge system is scraped to purlin car formula, include: the mud scraping bridge system comprises first guide rails arranged on two sides of a sedimentation tank, a walking plate arranged on a middle supporting beam of the sedimentation tank, a bridge body, at least three first walking wheels arranged at two ends of the bridge body, at least one first walking wheel connected with a walking driving piece, a second walking wheel capable of being in contact with the top surface of the walking plate and a guide wheel capable of being in contact with the side wall of the middle supporting beam of the sedimentation tank, and a mud scraping device arranged on the bridge body.
Description
Technical Field
The utility model relates to a sewage treatment device technical field, concretely relates to mud bridge system is scraped to purlin car formula.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The purlin car formula is scraped the mud bridge and is the key equipment of sewage treatment plant advection formula sedimentation tank, and its effect is scraped the mud at the bottom of the sedimentation tank to the mud collection region, finally discharges through row mud device.
The inventor finds that the truss vehicle type mud scraping bridge has the problems of bridge body deviation, rail gnawing of a steel wheel and even derailment in the actual operation process, needs to stop the operation of the mud scraping bridge and spend manpower to maintain or adjust and then start the operation, and is not beneficial to the continuous safe and stable operation of a sewage treatment plant.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned prior art, provide a mud bridge system is scraped to purlin car formula, improved the stability of scraping the mud bridge operation in-process, reduced the overhaul of the equipments cost, had better popularization and application and worth.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
in a first aspect, an embodiment of the utility model provides a purlin car formula mud bridge system of scraping, include: the mud scraping device comprises a first guide rail, a walking plate, a bridge body, at least three first walking wheels, at least one first walking wheel, a walking driving piece, a second walking wheel, a guide wheel and a mud scraping device, wherein the first guide rail is arranged on two sides of the sedimentation tank, the walking plate is arranged on a middle supporting beam of the sedimentation tank, the at least three first walking wheels are arranged at two ends of the bridge body, the at least one first walking wheel is connected with the walking driving piece, the middle of the bridge body is provided with the second walking wheel which can be in contact with the top surface of the walking plate and the guide wheel which can be in contact with the side wall of the middle supporting beam of the sedimentation tank, and the mud scraping device is further arranged on the bridge body.
Furthermore, driving end beams are fixed at two ends of the bridge body, at least three first traveling wheels are rotatably connected to the driving end beams, and at least one first traveling wheel is connected with a traveling driving piece fixed to the driving end beams.
Furthermore, two ends of the driving end beam are respectively provided with a forward limiting part and a backward limiting part.
Furthermore, an advancing limit limiting member is arranged on one side of the advancing limiting member, a retreating limit limiting member is arranged on one side of the retreating limiting member, and the advancing limit limiting member and the retreating limit limiting member are arranged between the advancing limiting member and the retreating limiting member.
Furthermore, the peripheries of the advancing limiting part, the advancing limit limiting part, the retreating limiting part and the retreating limit limiting part are provided with a rainproof cover with an open bottom, and the detection parts of the advancing limiting part, the advancing limit limiting part, the retreating limiting part and the retreating limit limiting part extend out of the bottom opening of the rainproof cover.
Furthermore, the middle position of the bridge body is provided with a walking end beam, the walking end beam is provided with a second walking wheel which can be in contact with the upper surface of the walking plate, the side surface of the walking end beam is provided with a guide wheel through a guide wheel support, and the guide wheel can be in contact with the side surface of the side wall of the middle supporting beam of the sedimentation tank.
Further, the mud scraping device comprises a support frame, the bottom end of the support frame is fixedly connected with the mud scraping plate, the top end of the support frame is rotatably connected with a fixed end beam arranged on the bottom surface of the bridge body, the support frame is connected with one end of a traction piece, the other end of the traction piece is wound on a winding drum arranged on the fixed end beam, and the winding drum is connected with a winch driving piece arranged on the fixed end beam.
Further, the reel periphery is provided with the protection casing, and the protection casing is fixed on fixed end beam.
Furthermore, the bridge body comprises a walking cover plate, and guardrails are fixed at two edges of the walking cover plate, which are perpendicular to the advancing direction of the bridge body.
Furthermore, first walking wheel and second walking wheel adopt the cast iron material to make, second walking wheel and leading wheel adopt the nylon material to make.
Above-mentioned the utility model discloses an embodiment's beneficial effect as follows:
1. the mud scraping bridge system of the utility model is provided with at least three first travelling wheels on the bridge body, wherein at least one first travelling wheel is connected with a travelling driving piece to be used as a driving wheel, the rest first walking wheels are used as driven wheels, so that the bridge body can form at least three supporting parts on the first guide rail, two sides of the bridge body and the first guide rail form at least three contact areas, the weight of the bridge body is effectively and uniformly distributed to the plurality of first walking wheels, the first walking wheels used as the driven wheels share most of the weight of the first walking wheels used as driving wheels, the pressure and the friction received by the driving wheels are reduced, meanwhile, the contact stress area and the contact stress area of the bridge body with the first guide rail are increased through the first traveling wheels, the first traveling wheels as the driving wheels are enabled to rotate more smoothly and stably on the whole, the friction resistance received by the bridge body during traveling is increased and uniformly distributed, and the stability of the operation of the mud scraping bridge is improved.
2. The utility model discloses a scrape mud bridge system, the pontic middle part has increased second walking wheel and leading wheel, strong balanced support has been formed to the pontic middle part, the leading wheel can with the lateral wall contact of a sedimentation tank intermediate strut beam, potential contact atress area is provided, the leading wheel through the atress can inject second walking wheel and walk the walking of walking board, the skew planning walking route of second walking wheel device has been avoided, also be favorable to guaranteeing that the first walking wheel in pontic both sides smoothly goes along first guide rail simultaneously, fine deviation rectifying effect has been played.
3. The utility model discloses a scrape mud bridge system through the setting of first walking wheel, second walking wheel and leading wheel, can effectively reduce the pontic off tracking and steel wheel and gnaw the rail, derail the scheduling problem, has improved the operating stability, has ensured sewage treatment plant's continuous safety and stability operation, has also reduced the overhaul of the equipments cost simultaneously, has better promotion using value.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a plan view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a side view of the whole structure of embodiment 1 of the present invention;
FIG. 3 is a schematic view of the present invention taken along the line A in FIG. 1;
FIG. 4 is a schematic view of the present invention taken along the line B in FIG. 1;
the movable type walking and driving device comprises a first guide rail 1, a walking plate 2, a bridge body 3, a walking cover plate 3-1, a guardrail 3-2, a driving end beam 4, a driving piece 5, a driving wheel 6, a driven wheel 7, a driven wheel 8, a forward limiting piece 8, a backward limiting piece 9, a forward limit limiting piece 10, a backward limit limiting piece 11, a backward limit limiting piece 12, a walking end beam 13, a second walking wheel 14, a guide wheel 15, a fixed end beam 16, a supporting rod 17, a connecting truss 18, a mud scraping plate 19, a steel wire rope 20, a winding drum 21, a protective cover 22, a winch driving piece 23, a connecting shaft 24 and a transmission shaft 24.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.
Just as the introduction of background art, the problem that the pontic off tracking, steel wheel gnawing rail or even derail can appear in the actual operation in-process in current truss-like mud bridge, and to the above-mentioned problem, this application has provided a truss-like mud bridge system of scraping.
In a typical embodiment example 1 of this application, as shown in fig. 1-4, a mud bridge system is scraped to purlin car formula, includes two first guide rails 1, first guide rail adopts the rail, highly is 5cm, and length is 80m, first guide rail is used for setting up on the up end of sedimentation tank both sides wall body, still includes the running plate 2 of being made by carbon steel material, the running plate is used for setting up on the intermediate strut beam of sedimentation tank, and in this embodiment, the running plate width is 30cm, can fix on the upper surface of the intermediate strut beam of sedimentation tank.
The bridge is characterized by further comprising a bridge body 3, the bridge body is made of carbon steel materials and comprises a walking cover plate 3-1, guardrails 3-2 are fixed to two side edges, perpendicular to the advancing direction of the bridge body, of the walking cover plate, the length of the bridge body is 20.6m, the width of the bridge body is 1.2m, and the bridge body can stretch over wall bodies on two sides of the sedimentation tank.
The end driving device is arranged at two ends of the bridge body and used for driving the bridge body to walk along the first guide rail, the end driving device comprises a driving end beam 4, and the driving end beam is fixed on the bottom surface of the end part of the bridge body.
In the embodiment, the driving end beam is rotatably connected with three first traveling wheels through a wheel shaft, the three first traveling wheels are respectively arranged at two ends and the middle position of the driving end beam, the central connecting line of the three first traveling wheels is parallel to the horizontal plane, the first traveling wheel at one end is connected with a traveling driving part 5, the traveling driving part can drive the first traveling wheels to rotate to serve as a driving wheel 6, and the rest first traveling wheels serve as driven wheels 7.
The traveling driving part adopts a traveling driving motor and a traveling driving speed reducer, the traveling driving motor and the traveling driving speed reducer are installed on the end face of the driving end beam close to the middle direction of the bridge body, the shell of the traveling driving motor is fixedly connected with the shell of the traveling driving speed reducer, the output shaft of the traveling driving motor is used as the input shaft of the traveling driving speed reducer, and the output shaft of the traveling driving speed reducer is connected with the first traveling wheel used as the driving wheel and can drive the first traveling wheel to rotate.
In this embodiment, three first traveling wheels are provided, so that the bridge body can form three support portions on the first guide rail, three contact areas are formed on two sides of the bridge body and the first guide rail, the weight of the bridge body is effectively and uniformly distributed to the first traveling wheels, most of the weight of the first traveling wheels serving as the driving wheels is shared by the first traveling wheels serving as the driven wheels, pressure and friction received by the driving wheels are reduced, meanwhile, the contact stress area and area of the bridge body and the first guide rail are increased through the first traveling wheels, the first traveling wheels serving as the driving wheels are generally made to rotate more smoothly and stably, friction received by the traveling of the bridge body is increased and uniformly distributed, and the stability of the operation of the mud scraping bridge is improved.
The two ends of the driving end beam are respectively provided with an advancing limiting part 8 and a retreating limiting part 9, one side of the advancing limiting part is provided with an advancing limit limiting part 10, one side of the retreating limiting part is provided with a retreating limit limiting part 11, and the advancing limit limiting part and the retreating limit limiting part are arranged between the advancing limiting part and the retreating limiting part.
In this embodiment, the forward limit member, the backward limit member, the forward limit member, and the backward limit member all adopt touch limit switches, and are connected to a control system installed on the driving end beam, the control system is installed in the control box, and the control system is connected to the travel driving motor and can control the operation of the travel driving motor.
When the pontic was marchd along the first direction, when the locating part that gos forward touched the touching structure that sets up in sedimentation tank one side, can be to control system send signal, control system control walking driving motor reversal, make the pontic turn back, march along the second direction, when moving to retreating the locating part touch set up the touching structure in sedimentation tank one side, retreat the locating part and send signal to control system, control system control walking driving motor reversal, make the pontic turn back, march along the first direction, with this operation of turning back of reciprocating of realization pontic.
When the front limiting part and the rear limiting part break down and cannot control the bridge body to return to move, the front limiting part or the rear limiting part can touch the touch structure on one side of the sedimentation tank, signals are sent to the control system, and the control system can control the walking driving motor to stop working, so that accidents are prevented.
In this embodiment, the peripheries of the advancing limiting part, the advancing limit limiting part, the retreating limiting part and the retreating limit limiting part are provided with a rainproof cover with an open bottom, and the detection portions of the advancing limiting part, the advancing limit limiting part, the retreating limiting part and the retreating limit limiting part extend out through the bottom opening of the rainproof cover.
The middle part position bottom surface of the pontic is provided with middle part running gear, middle part running gear is including walking end beam 12, the both ends of walking end beam are connected with two second through the shaft rotation and are walked wheel 13, the second is walked wheel and is adopted the nylon material to make, and its diameter is 22cm, the second is walked wheel and can be with the last surface contact of running board, along the running board walking, the running board adopts the carbon steel board, and the surface is smooth and level, can reduce the frictional resistance that the second walking wheel received and improve the stationarity of operation.
Two sides of walking end beam are connected with four leading wheels 14 through leading wheel support rotation, and every side sets up two leading wheels, and the leading wheel symmetry of both sides sets up, the leading wheel adopts the nylon material to make, and the diameter is 20cm, the leading wheel can with two side contact of a supporting beam in the middle of the sedimentation tank, along the side walking of a supporting beam in the middle of the sedimentation tank.
The middle walking device is provided with 2 second walking wheels and 4 guide wheels, the 2 second walking wheels form powerful balanced support for the middle part of the bridge body, the surface of the walking plate is relatively smooth and flat, the frictional resistance on the second walking wheels is reduced, the running stability is improved, the 4 guide wheels are symmetrically and tightly abutted against the side wall of the middle supporting beam of the sedimentation tank, 4 potential contact stress areas are provided, if the 2 guide wheels on one side of the middle supporting beam are tightly abutted against the side wall of the supporting beam, the distance between the surface of the other side of the middle supporting beam and the side wall of the supporting beam is further increased without stress, the middle walking device can be limited to walk along a straight line parallel to the walking plate or the central axis by the stressed 2 guide wheels, the middle walking device is prevented from deviating from a planned walking route, and meanwhile, the smooth running of the end driving devices on two sides of the mud scraping bridge along the first guide rail is also ensured, the correction function is good.
The bottom surface of the bridge body is further fixedly welded with four fixed end beams 15, two sides of the walking end beam are symmetrically provided with two fixed end beams respectively, and the bridge body is provided with a mud scraping device through the fixed end beams.
The mud scraping device comprises two opposite support frames symmetrically arranged with the central plane of the bridge body, two ends of the top of each support frame are rotatably connected with two fixed end beams, the connecting positions of the two fixed end beams are located below the positions between the two guardrails, and the bottoms of the support frames are fixedly connected with the mud scraping plates.
The support frame includes two parallel arrangement's bracing piece 16, and the top of two bracing pieces rotates with two fixed end roof beams respectively to be connected, and two bracing pieces all adopt the channel-section steel of being made by stainless steel to make, are provided with between two bracing pieces and connect truss 17, connect the truss and constitute by many circular steel pipe welding, connect truss and two bracing piece welded fastening.
The mud scraping plate 18 is in a narrow strip-shaped structure and is welded and fixed with the bottom end of the support rod, the length of the mud scraping plate is 9m, and the width of the mud scraping plate is 20 cm.
The middle part position of bracing piece is connected with the one end of tractive spare, the other end winding of tractive spare is on the reel that the diameter is 15cm, the wire rope 19 that the tractive spare adopted to be made by stainless steel, reel 20 is hollow cylinder, installs on fixed end beam, in this embodiment, the reel sets up four, sets up respectively on four fixed end beams, and the reel setting is outside the pontic, and the wire rope that the support frame both ends are connected twines respectively on two reels, and the reel that two wire rope of same support frame are connected utilizes connecting axle 23 to connect, can do synchronous rotation. The reel periphery is provided with safety cover 21, and the safety cover is fixed on fixed end beam for protect reel and wire rope.
The winding drum is connected with the winding driving piece 22 through the transmission shaft 24, the winding driving piece can drive the winding drum to rotate, the winding driving piece is installed on the walking end beam and comprises a winding driving motor and a winding driving speed reducer, an output shaft of the winding driving motor serves as an input shaft of the winding driving speed reducer, an output shaft of the winding driving speed reducer is connected with the winding drums on two sides of the winding driving speed reducer respectively, the winding drums can be driven to rotate, and then the winding drums are driven to be wound and released.
The working principle of the truss vehicle type mud scraping system of the embodiment is as follows:
in the mud scraping stroke, the end driving devices at two sides of the bridge body drive the first travelling wheels serving as driving wheels to rotate at the same speed and advance along the first guide rail through the travelling driving motor and the travelling driving speed reducer under the same working condition, further drive the first travelling wheels serving as driven wheels to rotate and advance along the first guide rail, simultaneously drive the second travelling wheels of the middle travelling device to advance along the travelling plate, and drive the 4 guide wheels to advance along two sides of the middle supporting beam of the sedimentation tank, so that the bridge body stably advances at a uniform speed through the combined action; at the moment, the winch driving motor and the winch driving speed reducer drive the winding drum to rotate through the transmission shaft and loosen the steel wire rope, so that the supporting rod of the supporting frame rotates until the mud scraping plate reaches the bottom of a sludge layer at the bottom of the sedimentation tank, and the bridge drives the mud scraping plate to scrape the sludge at the bottom of the sedimentation tank to a sludge collecting area in the sedimentation tank at an even speed. In the non-mud scraping stroke, the traveling driving motor of the end driving device rotates reversely to drive the driving wheel to retreat along the first guide rail, so that the bridge body is driven to retreat; at the moment, the winch driving motor rotates reversely, the winding drum is driven to rotate through the transmission shaft, the steel wire rope is tensioned, until the mud scraping plate is lifted to the position above a sludge layer at the bottom of the sedimentation tank, and the mud scraping bridge drives the mud scraping plate to retreat without scraping mud.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (10)
1. A truss-vehicle mud scraping bridge system, comprising: the mud scraping device comprises a first guide rail, a walking plate, a bridge body, at least three first walking wheels, at least one first walking wheel, a walking driving piece, a second walking wheel, a guide wheel and a mud scraping device, wherein the first guide rail is arranged on two sides of the sedimentation tank, the walking plate is arranged on a middle supporting beam of the sedimentation tank, the at least three first walking wheels are arranged at two ends of the bridge body, the at least one first walking wheel is connected with the walking driving piece, the middle of the bridge body is provided with the second walking wheel which can be in contact with the top surface of the walking plate and the guide wheel which can be in contact with the side wall of the middle supporting beam of the sedimentation tank, and the mud scraping device is further arranged on the bridge body.
2. A truss-type mud scraping bridge system as defined in claim 1, wherein said bridge body is fixed with driving end beams at both ends, said driving end beams are rotatably connected with at least three first traveling wheels, wherein at least one first traveling wheel is connected with a traveling driving member fixed on the driving end beam.
3. A trussed mud scraping bridge system as claimed in claim 2, wherein said driving end beam is provided with a forward limit stop and a backward limit stop at both ends thereof, respectively.
4. A truss-type mud scraping bridge system as defined in claim 3, wherein said forward limit stop member is provided with a forward limit stop member on one side, said backward limit stop member is provided with a backward limit stop member on one side, and said forward limit stop member and said backward limit stop member are provided between said forward limit stop member and said backward limit stop member.
5. The mud scraping bridge system as claimed in claim 4, wherein the forward limiting member, the backward limiting member and the backward limiting member are provided with a rain cover having an open bottom at the periphery thereof, and the detecting portions of the forward limiting member, the backward limiting member and the backward limiting member extend through the open bottom of the rain cover.
6. The truss-car type mud scraping bridge system as claimed in claim 1, wherein a walking end beam is installed at a middle position of the bridge body, a second walking wheel capable of contacting with the upper surface of the walking plate is installed on the walking end beam, a guide wheel is installed on the beam side surface of the walking end beam through a guide wheel support, and the guide wheel can contact with the side surface of the side wall of the middle supporting beam of the sedimentation tank.
7. The truss-type mud scraping bridge system as claimed in claim 1, wherein the mud scraping device comprises a support frame, the bottom end of the support frame is fixedly connected with the mud scraping plate, the top end of the support frame is rotatably connected with a fixed end beam arranged on the bottom surface of the bridge body, the support frame is connected with one end of the traction member, the other end of the traction member is wound on a reel mounted on the fixed end beam, and the reel is connected with a winch driving member mounted on the fixed end beam.
8. A truss-type mud bridge system as defined in claim 7 wherein said drum is provided with a shield around its periphery, said shield being secured to said fixed end beam.
9. A truss-type mud scraping bridge system as claimed in claim 1, wherein said bridge body includes a walking cover plate, and two edges of said walking cover plate perpendicular to the traveling direction of said bridge body are fixed with guardrails.
10. A truss-type mud scraping bridge system as defined in claim 1 wherein said first and second road wheels are made of cast iron and said second road wheel and said guide wheel are made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022590036.3U CN214286825U (en) | 2020-11-10 | 2020-11-10 | Purlin car formula mud bridge system of scraping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022590036.3U CN214286825U (en) | 2020-11-10 | 2020-11-10 | Purlin car formula mud bridge system of scraping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214286825U true CN214286825U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022590036.3U Active CN214286825U (en) | 2020-11-10 | 2020-11-10 | Purlin car formula mud bridge system of scraping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214286825U (en) |
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2020
- 2020-11-10 CN CN202022590036.3U patent/CN214286825U/en active Active
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