CN212358377U - Lateral formwork translation driving mechanism for pipe gallery concrete construction - Google Patents
Lateral formwork translation driving mechanism for pipe gallery concrete construction Download PDFInfo
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- CN212358377U CN212358377U CN202020894385.1U CN202020894385U CN212358377U CN 212358377 U CN212358377 U CN 212358377U CN 202020894385 U CN202020894385 U CN 202020894385U CN 212358377 U CN212358377 U CN 212358377U
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Abstract
The utility model discloses a side form translation actuating mechanism for piping lane concrete construction is provided with movable stand in the horizontal both sides of portal, fixed mounting side form on the stand, movable stand passes through the translation driver and is connected rather than inboard portal, and the translation driver passes through drive assembly and is connected with the motor on the portal, and this motor passes through drive assembly drive translation driver action, and the translation driver and then the drive realizes the horizontal migration of side form rather than the activity stand translation motion of being connected. The side template automatic positioning and demoulding device is simple in structure and reasonable in design, can be used for horizontally moving and driving the side template, so that the automatic positioning and demoulding of the side template are realized, the labor intensity of workers can be effectively reduced, the construction period is shortened, the concrete lining quality is ensured, and the mechanization degree of pipe gallery construction is improved.
Description
Technical Field
The utility model belongs to the technical field of piping lane concrete construction, concretely relates to side form translation actuating mechanism for piping lane concrete construction.
Background
Along with the rapid development of the urbanization process, the urban land resources are more and more deficient, the urban building engineering and public facilities are increased day by day, and particularly in the construction of various pipelines, if the planning and design are not proper, the problem of repeated excavation can occur, so that the normal traffic of the city can be influenced, and the service life of various pipelines can be influenced. Through using utility tunnel concrete construction technique, can effectively solve above-mentioned problem, guarantee all kinds of pipeline safe operation. The existing pipe gallery concrete construction mostly adopts modes such as wood molds, steel molds and the like, during construction, the positioning and demolding of the templates mostly depend on manual operation, the disassembly and assembly time is long, the labor intensity is high, the danger coefficient is high, and the mechanization degree is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a side form translation actuating mechanism for piping lane concrete construction.
The utility model discloses a realize through following technical scheme:
a side template translation driving mechanism for pipe gallery concrete construction is characterized in that movable stand columns are arranged on two transverse sides of a portal frame, side templates are fixedly installed on the stand columns, and each movable stand column is connected with the portal frame on the inner side of the movable stand column through two translation drivers; the translation driver is in transmission connection with a motor on the door frame through a transmission assembly;
the translation driver comprises a screw rod, a rotating nut, a thrust bearing seat and a transmission chain wheel, the thrust bearing seat is fixedly installed on the gantry through a bolt, the rotating nut is installed in the thrust bearing seat, the screw rod is installed in the rotating nut, the outer end of the screw rod is connected with the movable upright post, and the transmission chain wheel is fixedly sleeved on the rotating nut;
the transmission assembly comprises a transmission shaft, transition chain wheels fixedly arranged in the middle of the transmission shaft, end chain wheels fixedly arranged at two ends of the transmission shaft and driving chain wheels arranged on a rotating shaft of the motor, the transmission shaft is transversely arranged on two side vertical supports of the gantry, the driving chain wheels on the rotating shaft of the motor are linked with the transition chain wheels on the transmission shaft through chains, the end chain wheels at two ends of the transmission shaft adopt double-row chain wheels, and each end chain wheel is respectively linked with the transmission chain wheels on two translation drivers at the same side of the transmission shaft in a one-to-one correspondence manner through two chains; when the motor is started, the driving chain wheel on the rotating shaft of the motor drives the transmission shaft to rotate through the transition chain wheel connected with the driving chain wheel, so that the end chain wheels at the two ends of the transmission shaft synchronously rotate, the end chain wheels drive the transmission chain wheel on the rotating nut of the translation driver to rotate through the chain, the transmission chain wheel can drive the rotating nut to rotate in the thrust bearing seat, the screw rod inside the rotating nut is driven to do ejection or contraction motion along the axial direction when the rotating nut rotates, and then the screw rod drives the movable stand column connected with the screw rod to do translation motion, and the horizontal movement of the.
In the technical scheme, the portal comprises a top door beam, a bottom cross brace, a lateral vertical brace and a bottom supporting leg, wherein the lateral vertical brace is fixedly arranged between the top door beam and the bottom cross brace, and the bottom supporting leg is arranged at the bottom of the bottom cross brace.
In the technical scheme, the tops of the movable stand columns are slidably mounted with the flange plate at the outer end of the top door beam of the gantry through the translation sliding seat.
In the above technical solution, the specific mounting structure of the thrust bearing seat and the swivel nut of the translation driver is: one end of the rotating nut is provided with a flange; the thrust bearing seat comprises an upper cover and a base, the upper cover and the base are in butt joint through bolts, an installation cavity is formed between the upper cover and the base, the flange of the rotary nut is installed in the installation cavity, a plurality of rings of balls or lubricating slideways are arranged between the upper surface of the flange of the rotary nut and the upper cover of the thrust bearing seat, a plurality of rings of balls or lubricating slideways are also arranged between the lower surface of the flange of the rotary nut and the base of the thrust bearing seat, and a plurality of rings of balls or lubricating slideways are also arranged between the outer side surface of the flange of the rotary nut and the upper cover of the thrust bearing seat.
In the technical scheme, the upper cover of the thrust bearing seat is provided with the oil filling hole communicated with the internal installation cavity of the thrust bearing seat for filling lubricating oil, and the oil filling hole is provided with the sealing nozzle in a matching way.
In the above technical solution, the structure of the transmission shaft is: the transmission shaft comprises a first rotating shaft, a second rotating shaft, a first bearing seat, a second bearing seat and a middle connecting shaft, the first rotating shaft is installed on one of the side vertical supports of the door frame through the first bearing seat, the second rotating shaft is installed on the other side vertical support of the door frame through the second bearing seat, an end chain wheel is fixedly installed at the outer end of the first rotating shaft through a key, the inner end of the first rotating shaft is connected with one end of the middle connecting shaft through a flange, and the transition chain wheel is fixedly installed on the first rotating shaft; the outer end of the second rotating shaft is fixedly provided with the other end part chain wheel through a key, and the inner end of the second rotating shaft is in flange connection with the other end of the middle connecting shaft.
The utility model discloses an advantage and beneficial effect do:
the utility model discloses a side form board translation actuating mechanism, simple structure, reasonable in design can carry out the translation drive to the side form board to realize that the automation of side form board takes one's place and drawing of patterns work, can effectively reduce workman intensity of labour, shorten construction cycle, guarantee concrete lining quality, improved piping lane construction mechanization degree.
Translation driver reasonable in design, stable in structure, bearing capacity are strong, and axial and radial all have ball or lubricated slide between translation driver's swivel nut and the thrust bearing frame to not only make the translation driver can bear sufficient axial thrust, also can bear certain radial pressure, can strengthen the life and the job stabilization nature of translation driver.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
Fig. 2 is an enlarged partial side view of the top of the movable column of fig. 1.
Fig. 3 is a schematic structural diagram of the translation actuator of the present invention.
Fig. 4 is a side view of the translation actuator of the present invention.
Fig. 5 is an enlarged schematic structural view between the rotating nut and the thrust bearing seat of the translation driver of the present invention.
Fig. 6 is a schematic diagram of the left side structure of the transmission assembly of the present invention.
Fig. 7 is a right side schematic view of the transmission assembly of the present invention.
Fig. 8 is a schematic structural diagram of a corner of the inner mold frame of the present invention.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical field person understand the solution of the present invention better, the technical solution of the present invention is further described below with reference to the specific embodiments.
Example one
The utility model provides a side form board translation actuating mechanism for piping lane concrete construction, includes: comprises a portal 1, a movable upright 2, a side template 4, a translation driver 6, a transmission assembly and a motor 8.
The portal frame 1 comprises a top portal beam 1-1, a bottom cross brace 1-2, a side vertical brace 1-3 and a bottom supporting leg 1-4, wherein the top portal beam is formed by splicing and welding H-shaped steel or steel plates and can be formed by bolting a plurality of sections so as to meet the use of sections with different widths; the side vertical braces 1-3 are fixedly arranged between the top door beam 1-1 and the bottom cross braces 1-2 and play a role in connecting the top door beam and the bottom cross braces, and one side vertical brace 1-3 is arranged on each of two sides of each bottom cross brace; the bottom supporting legs 1-4 are arranged at the bottoms of the bottom cross braces 1-2.
The movable upright posts 2 are positioned at two sides of the portal frame 1 in the transverse direction (width direction), namely two movable upright posts 2 are respectively arranged at two sides of each portal frame 1; the top end of the movable upright post is provided with a translation sliding seat 2-1, and the top of the movable upright post is arranged in a sliding way with an outer end flange plate of a top door beam 1-1 of the portal frame through the translation sliding seat; furthermore, the movable upright post is positioned on the outer side of the side vertical support of the door frame.
The side templates 4 are fixedly arranged on the outer sides of the movable upright posts 2, and the top templates 5 are fixedly arranged on the top door beams 1-1 of the door frames.
Each movable upright post 2 is connected with the door frame on the inner side of the movable upright post through two translation drivers 6 (preferably, one translation driver is installed on a side vertical support of the door frame, the other translation driver is installed at the end part of a bottom cross support of the door frame, or two translation drivers are installed on the side vertical support), and the movable upright posts 2 are driven to do translation motion through the translation drivers 6, so that the translation motion of the side templates is driven, and the positioning and demoulding actions of the side templates are met.
The translation driver 6 comprises a screw rod 6-1, a rotating nut 6-2, a thrust bearing seat 6-3 and a transmission chain wheel 6-4, the thrust bearing seat 6-3 is fixedly arranged on the gantry through a bolt, the rotating nut 6-2 is arranged in the thrust bearing seat 6-3, the screw rod 6-1 is arranged in the rotating nut 6-2, the outer end of the screw rod is connected with the movable upright post 2, the transmission chain wheel 6-4 is fixedly sleeved on the rotating nut 6-2 through a key a, when the transmission chain wheel 6-4 is driven to rotate, the transmission chain wheel can drive the rotating nut 6-2 to rotate in the thrust bearing seat 6-3, the rotating nut drives the screw rod 6-1 inside the rotating nut to perform ejection or contraction motion along the axial direction, and then the screw rod drives the movable upright post 2 connected with the screw rod to perform translational motion.
The transmission assembly is used to realize a transmission link between the motor 8 and the translation drive 6, in particular: the transmission assembly comprises a transmission shaft 7-1, a transition chain wheel 7-2 fixedly installed in the middle of the transmission shaft, end chain wheels 7-3 fixedly installed at two ends of the transmission shaft, and a driving chain wheel 7-4 installed on a motor rotating shaft, wherein the transmission shaft is transversely installed on two side vertical supports of the door frame, a motor 8 is fixed on one side vertical support of the door frame through a motor installation seat, the driving chain wheel 7-4 on the motor rotating shaft is connected with the transition chain wheel 7-2 on the transmission shaft through a chain, the end chain wheels 7-3 at two ends of the transmission shaft are double-row chain wheels (namely double-row chain teeth are arranged on the chain wheels), and each end chain wheel 7-3 is correspondingly connected with the transmission chain wheels 6-4 on the two translation drivers 6 on the same side through two. When the motor 8 is started, the driving chain wheel on the rotating shaft of the motor drives the transmission shaft 7-1 to rotate through the transition chain wheel connected with the driving chain wheel, so that the end chain wheels at the two ends of the transmission shaft synchronously rotate, the end chain wheel drives the transmission chain wheel 6-4 on the rotating nut of the translation driver 6 to rotate through the chain, the transmission chain wheel can drive the rotating nut 6-2 to rotate in the thrust bearing seat, the screw 6-1 inside the rotating nut is driven to do ejection or contraction motion along the axial direction when the rotating nut rotates, and then the screw drives the movable upright post 2 connected with the screw to do translation motion, so that the horizontal movement of the side template.
Example two
On the basis of the first embodiment, further referring to fig. 5, the specific mounting structure of the thrust bearing seat 6-3 and the rotating nut 6-2 of the translation driver 6 is as follows: one end of the rotating nut 6-2 is provided with a flange 6-21; the thrust bearing seat 6-3 comprises an upper cover 6-31 and a base 6-32, the upper cover 6-31 and the base 6-32 are butted together through bolts, an installation cavity is formed between the upper cover 6-31 and the base 6-32, a flange 6-21 of the rotating nut 6-2 is installed in the installation cavity, a plurality of circles of balls 6-3a are arranged between the upper surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, a plurality of circles of balls 6-3b are also arranged between the lower surface of the flange 6-21 of the rotating nut 6-2 and the base 6-32 of the thrust bearing seat 6-3, a plurality of circles of balls 6-3c are also arranged between the outer side surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, the structure enables the rotating nut 6-2 and the thrust bearing seat 6-3 to be provided with balls axially and radially, so that the translation driver 6 can bear enough axial thrust and certain radial pressure, and the service life and the working stability of the translation driver 6 can be prolonged.
Furthermore, an oil filling hole 6-33 communicated with an internal installation cavity of the thrust bearing seat 6-3 is arranged on the upper cover 6-31 and used for filling lubricating oil, and a sealing nozzle is arranged on the oil filling hole in a matching mode.
Furthermore, in order to simplify the installation between the thrust bearing seat 6-3 and the rotating nut 6-2, the balls 6-3a, 6-3b and 6-3c are not required to be arranged, and instead, a plurality of rings of lubricating slideways are arranged between the upper surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, a plurality of rings of lubricating slideways are arranged between the lower surface of the flange 6-21 of the rotating nut 6-2 and the base 6-32 of the thrust bearing seat 6-3, and a plurality of rings of lubricating slideways are arranged between the outer side surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, so that the sufficient lubrication between the thrust bearing seat 6-3 and the rotating nut 6-2 is ensured, the installation is simplified, and the manufacturing and processing cost is saved.
EXAMPLE III
On the basis of the first embodiment, further referring to fig. 6-7, the structure of the transmission shaft 7-1 is as follows: the transmission shaft 7-1 comprises a first rotating shaft 7-11, a second rotating shaft 7-12, a first bearing seat 7-13, a second bearing seat 7-14 and an intermediate connecting shaft 7-15, the first rotating shaft 7-11 is installed on one side vertical support of the door frame through the first bearing seat 7-13, the second rotating shaft 7-12 is installed on the other side vertical support of the door frame through the second bearing seat 7-14, an end chain wheel is fixedly installed at the outer end of the first rotating shaft 7-11 through a key, the inner end of the first rotating shaft 7-1 is connected with one end of the intermediate connecting shaft 7-15 through a flange b, and the transition chain wheel 7-2 is fixedly installed on the first rotating shaft 7-11; the outer end of the second rotating shaft 7-12 is fixedly provided with another end part chain wheel through a key, and the inner end of the second rotating shaft 7-12 is connected with the other end of the middle connecting shaft 7-15 through a flange.
Further, the intermediate connecting shafts 7 to 15 may be an integral shaft rod or may be formed by splicing a plurality of shaft rods, so as to meet the requirement of variable cross-section.
Example four
On the basis of the first embodiment, further referring to fig. 8, the side formworks 4 comprise straight formworks 4-1 and top corner formworks 4-2, the straight formworks are vertically arranged and fixed on the movable upright posts through back ribs (the back ribs adopt C-shaped steel), and the top corner formworks 4-2 are fixedly connected to the tops of the straight formworks 4-1;
the top template comprises a straight template 5-1 and a side corner template 5-2, the straight template is horizontally arranged and fixed on a top door beam 1-1 of the door frame through a back rib (the back rib adopts C-shaped steel), and the side corner template 5-2 is fixedly connected to the left end and the right end of the straight template 5-1.
Further, a support assembly 11 (with reference to fig. 1) is further arranged between the top corner template 4-2 of the side template and the movable upright post 2, and the support assembly is used for enhancing the support strength of the corner template; the supporting component comprises a back edge 11-1, a first hinged support 11-2, a second hinged support 11-3 and a connecting rod 11-4, the back edge 11-1 is made of square steel and welded to the back of the top corner template 4-2, the top end of the connecting rod 11-4 is installed on the back edge through the first hinged support, and the bottom end of the connecting rod is installed on the movable stand column through the second hinged support.
Further, the back edge on the back of the top corner template is exposed out of the top corner template for a certain distance, so that when the movable upright posts drive the whole side template to be opened outwards in place, the exposed part of the back edge can support the side corner template of the top template, and the supporting strength of the whole corner template is guaranteed.
EXAMPLE five
On the basis of the embodiment, furthermore, the bottom supporting legs 1-4 at the bottom of the portal frame 1 are hydraulic lifting supporting legs, the height of the whole portal frame is controlled by controlling the lifting of the bottom supporting legs 1-4, and then the positioning and the demoulding of the top template 5 are realized.
Before the construction of the pipe gallery concrete, a motor 8 is started, and a movable upright post 2 is driven by a translation driver 6 to translate outwards, so that a side template 4 moves to a specified construction position; the height of the bottom support legs 1-4 is then adjusted to bring the top formwork 5 to the designated construction position, thereby completing the positioning of the sideforms 4 and top formwork 5.
After the concrete lining work of the pipe gallery is finished and when demoulding is needed, firstly, the movable upright post 2 is controlled to drive the side template 4 to horizontally move towards the central line direction of the tunnel (the starting motor 8 is reversely rotated), and demoulding of the side template is finished; the bottom support legs 1-4 are then adjusted to complete the demolding of the top form 5.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The invention has been described above by way of example, and it should be noted that any simple variants, modifications or other equivalent substitutions by a person skilled in the art without spending creative effort may fall within the scope of protection of the present invention without departing from the core of the present invention.
Claims (6)
1. The utility model provides a side form board translation actuating mechanism for piping lane concrete construction which characterized in that: movable upright posts are arranged on the two transverse sides of the portal frame, side templates are fixedly arranged on the upright posts, and each movable upright post is connected with the portal frame on the inner side of the movable upright post through two translation drivers; the translation driver is in transmission connection with a motor on the door frame through a transmission assembly;
the translation driver comprises a screw rod, a rotating nut, a thrust bearing seat and a transmission chain wheel, the thrust bearing seat is fixedly installed on the gantry through a bolt, the rotating nut is installed in the thrust bearing seat, the screw rod is installed in the rotating nut, the outer end of the screw rod is connected with the movable upright post, and the transmission chain wheel is fixedly sleeved on the rotating nut;
the transmission assembly comprises a transmission shaft, a transition chain wheel fixedly arranged at the middle part of the transmission shaft, end chain wheels fixedly arranged at two ends of the transmission shaft and a driving chain wheel arranged on a rotating shaft of the motor, wherein the transmission shaft is transversely arranged on two side parts of the portal frame, the driving chain wheel arranged on the rotating shaft of the motor is connected with the transition chain wheel arranged on the transmission shaft through a chain, the end chain wheels arranged at two ends of the transmission shaft are both double-row chain wheels, and each end chain wheel is respectively connected with the transmission chain wheels on two translation drivers arranged on the same side of the end chain wheel in a.
2. The lateral formwork translation driving mechanism for pipe gallery concrete construction according to claim 1, characterized in that: the portal includes top door beam, bottom stull, lateral part erects and props and the bottom supporting leg, the lateral part erects to prop fixedly and sets up between top door beam and bottom stull, the bottom supporting leg sets up in bottom stull bottom.
3. The lateral formwork translation driving mechanism for pipe gallery concrete construction according to claim 1, characterized in that: the top of the movable upright post is slidably mounted with a flange plate at the outer end of a top door beam of the portal frame through a translation sliding seat.
4. The lateral formwork translation driving mechanism for pipe gallery concrete construction according to claim 1, characterized in that: the specific mounting structure of the thrust bearing seat and the rotating nut of the translation driver is as follows: one end of the rotating nut is provided with a flange; the thrust bearing seat comprises an upper cover and a base, the upper cover and the base are in butt joint through bolts, an installation cavity is formed between the upper cover and the base, the flange of the rotary nut is installed in the installation cavity, a plurality of rings of balls or lubricating slideways are arranged between the upper surface of the flange of the rotary nut and the upper cover of the thrust bearing seat, a plurality of rings of balls or lubricating slideways are also arranged between the lower surface of the flange of the rotary nut and the base of the thrust bearing seat, and a plurality of rings of balls or lubricating slideways are also arranged between the outer side surface of the flange of the rotary nut and the upper cover of the thrust bearing seat.
5. The lateral formwork translation driving mechanism for pipe gallery concrete construction according to claim 4, characterized in that: an oil filling hole communicated with the inner installation cavity is formed in the upper cover of the thrust bearing seat and used for injecting lubricating oil, and a sealing nozzle is installed in the oil filling hole in a matched mode.
6. The lateral formwork translation driving mechanism for pipe gallery concrete construction according to claim 1, characterized in that: the structure of transmission shaft does: the transmission shaft comprises a first rotating shaft, a second rotating shaft, a first bearing seat, a second bearing seat and a middle connecting shaft, the first rotating shaft is installed on one of the side vertical supports of the door frame through the first bearing seat, the second rotating shaft is installed on the other side vertical support of the door frame through the second bearing seat, an end chain wheel is fixedly installed at the outer end of the first rotating shaft through a key, the inner end of the first rotating shaft is connected with one end of the middle connecting shaft through a flange, and the transition chain wheel is fixedly installed on the first rotating shaft; the outer end of the second rotating shaft is fixedly provided with the other end part chain wheel through a key, and the inner end of the second rotating shaft is in flange connection with the other end of the middle connecting shaft.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020894385.1U CN212358377U (en) | 2020-05-25 | 2020-05-25 | Lateral formwork translation driving mechanism for pipe gallery concrete construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020894385.1U CN212358377U (en) | 2020-05-25 | 2020-05-25 | Lateral formwork translation driving mechanism for pipe gallery concrete construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608199A (en) * | 2020-05-25 | 2020-09-01 | 中铁隧道集团二处有限公司 | Lateral formwork translation driving mechanism for pipe gallery concrete construction |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608199A (en) * | 2020-05-25 | 2020-09-01 | 中铁隧道集团二处有限公司 | Lateral formwork translation driving mechanism for pipe gallery concrete construction |
| CN111608199B (en) * | 2020-05-25 | 2024-07-16 | 中铁隧道集团二处有限公司 | Side form board translation driving mechanism for pipe gallery concrete construction |
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