CN115094803A - Municipal administration road protection fence - Google Patents
Municipal administration road protection fence Download PDFInfo
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- CN115094803A CN115094803A CN202210730950.4A CN202210730950A CN115094803A CN 115094803 A CN115094803 A CN 115094803A CN 202210730950 A CN202210730950 A CN 202210730950A CN 115094803 A CN115094803 A CN 115094803A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/10—Continuous barriers extending along roads or between traffic lanes portable, e.g. for temporary use not used
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a municipal road protective guard, which comprises a protective guard body and support columns which are symmetrically arranged; the method is characterized in that: the protective guard body is arranged on the inner side wall of the support column through a telescopic assembly; the support column is provided with a moving assembly through a lifting assembly; the moving assembly comprises a supporting seat and a side plate; the guardrail support comprises a support seat and is characterized in that a first sliding chute is formed in the support seat, a first sliding block is connected to the inner side of the first sliding chute in a sliding mode, a connecting rod structure is connected to one side of the first sliding block in a rotating mode and comprises two connecting rods, the two connecting rods are connected in a rotating mode, a bidirectional lead screw is connected to the inner portion of the support seat in a rotating mode and in threaded connection with the first sliding block, a lifting plate is connected to the inner portion of the support seat in a sliding mode, and universal wheels are arranged at the bottom of the lifting plate.
Description
Technical Field
The invention relates to the technical field of protective guards, in particular to a municipal road protective guard.
Background
The municipal road guardrail is also called as a galvanized plastic-sprayed steel guardrail for urban traffic, is beautiful and novel, easy to install, safe and reliable, has low price, and is suitable for the isolation of urban traffic major roads, green isolation belts in the middle of expressways, bridges, secondary roads, village and town roads, toll gates of all roads and the like, wherein the municipal road green isolation guardrail is one of the urban traffic major roads, the highway intermediate green isolation belts, the bridges, the secondary roads, the village and town roads, the toll gates of all the roads and the like. However, the existing municipal road guardrail is inconvenient to move and is usually carried by manpower, so that a large amount of manpower and time are wasted, the guardrail in the prior art is poor in flexibility, the height of the guardrail is relatively fixed and cannot be adjusted, the length of the guardrail cannot be adjusted according to specific conditions, and the using effect of the guardrail is reduced.
Disclosure of Invention
The invention aims to provide a municipal road protective guard which is convenient to move, saves a large amount of manpower and time, is adjustable in height and length and improves the using effect of the protective guard.
The invention is realized by the following technical scheme:
a municipal road protective guard comprises a protective guard body and symmetrically arranged support columns; wherein: the protective guard body is arranged on the inner side wall of the support column through a telescopic assembly; the support column is provided with a moving assembly through a lifting assembly; the moving assembly comprises a supporting seat and a side plate; the inside first spout of having seted up of supporting seat, the inboard sliding connection of first spout has first slider, and one side of first slider is rotated and is connected with the link structure, and the link structure includes two connecting rods, and two connecting rod interrotation are connected, and the inside of supporting seat is rotated and is connected with two-way lead screw, two-way lead screw and first slider threaded connection, the inside sliding connection of supporting seat has the lifter plate, and the bottom of lifter plate is provided with the universal wheel.
Furthermore, a third sliding groove is formed in the top of the lifting plate, a third sliding block is connected to the inner side of the third sliding groove in a sliding mode, the third sliding block is connected with a connecting rod structure in a rotating mode, a clutch mechanism is arranged at each of two ends of the bidirectional lead screw, an L-shaped plate is fixedly installed on the surface of the supporting seat, a first worm wheel is connected to one side of the L-shaped plate in a rotating mode, a limiting seat is fixedly installed on the outer side of the supporting seat, a first worm is connected to one side of the limiting seat in a rotating mode, a second gear is fixedly connected to one end of the first worm, the first worm is connected with the first worm wheel in a meshed mode, a supporting plate is fixedly installed on the outer side of the supporting seat, a sliding rod is fixedly installed at the top of the supporting plate, and a second sliding block is fixedly installed at one end of the sliding rod; a second sliding groove is formed in the side plate, and a second sliding block is connected with the second sliding groove in a sliding manner; a first telescopic spring is fixedly arranged at the top of the supporting plate, one end of the first telescopic spring is fixedly connected with the side plate, a second rack is fixedly arranged on one side of the side plate, and the second rack is meshed with a second gear; a pedal is fixedly installed on one side of the side plate, and a pressure sensor is arranged inside the pedal.
Furthermore, the clutch mechanism comprises a connecting block, and the connecting block is fixedly connected with the bidirectional screw rod; a second telescopic spring is fixedly connected inside the connecting block, one end of the second telescopic spring is fixedly connected with a transmission block, the outer side of the transmission block is rotatably connected with a transmission rod, a moving plate is slidably connected inside the connecting block and is rotatably connected with the transmission rod, a third telescopic spring is fixedly connected to one side of the moving plate, and one end of the third telescopic spring is fixedly connected with a limiting ball; the spacing groove has been seted up to the inside of first worm wheel, one side fixedly connected with gag lever post of transmission piece, the one end fixedly connected with magnetism piece of gag lever post, the inside fixed mounting of connecting block has the electro-magnet.
Furthermore, the telescopic assembly comprises an extension rod and a fixed block; one side fixedly connected with rack plate of support column, one side fixed mounting of rack plate has the fourth slider, and the fourth spout has been seted up to the inside of fixed block, fourth slider and fourth spout sliding connection, and the internal rotation of fixed block is connected with the second pivot, and the outside fixed mounting of second pivot has the third gear, and the third gear is connected with rack plate meshing, and the one end sliding connection of third gear has the extension seat.
Further, the connecting rod is arranged in the cavity of the supporting column; one side fixed mounting of connecting rod has the sixth slider, the sixth spout has been seted up to the inside of support column, sixth slider and sixth spout sliding connection, one side fixed mounting of connecting rod has first rack, one side fixed mounting of support column has the regulating box, the internal rotation of regulating box is connected with first pivot, the outside of first pivot is the first gear of fixedly connected with and second worm wheel respectively, first gear is connected with first rack toothing, the internal rotation of regulating box is connected with the second worm, the second worm is connected with the meshing of second worm wheel, the one end fixedly connected with carousel of second worm.
Furthermore, a fifth sliding groove is formed in the protective guard body, a fifth sliding block is fixedly mounted on one side of the extension rod, and the fifth sliding block is connected with the fifth sliding groove in a sliding mode.
Furthermore, a positioning column is fixedly mounted on one side of the extension seat, a plurality of positioning holes are formed in the upper surface of the fixing block and are arranged in an equidistant annular mode, and the positioning column is matched with the positioning holes.
Further, the upper surface of footboard is provided with the spacing ring.
The invention has the beneficial effects that:
1. the municipal road guard fence of the invention drives the side plate to move downwards by placing a foot on the surface of the pedal and forcibly treading, can drive the first worm to rotate under the meshing connection action of the second rack and the second gear, realizes the rotation of the first worm gear by utilizing the meshing connection action of the first worm and the first worm gear, automatically controls the electromagnet to be electrified when the pressure sensor in the pedal detects that the pressure is more than a set value, enables the clutch mechanism to be in a connection state, further controls the bidirectional screw rod to rotate, drives the first slide block to slide on the inner side of the first chute, controls the third slide block to slide on the inner side of the third chute by utilizing the connecting rod structure, realizes the upward movement of the universal wheel, when the side plate moves to the lowest position, a worker can finish treading the pedal, and when the pressure detected by the pressure sensor is less than the set value, cut off the power supply to the electro-magnet, clutch mechanism is in the separation state this moment to when the curb plate received first expanding spring's elasticity and resets, two-way lead screw is in quiescent condition, and then above-mentioned operation relapses, accomodate to the inside of supporting seat up to the universal wheel, thereby improve the stability of guardrail, when needs remove, staff's accessible foot continuously steps on the footboard of supporting seat opposite side, shifts out the universal wheel from the inside of supporting seat, thereby reaches the effect that the rail guard of being convenient for removed, practices thrift a large amount of manpowers and time.
2. According to the municipal road guard fence, the third gear is controlled to rotate through the rotating extension seat, the two rack plates are moved under the meshing connection effect of the third gear and the rack plates, so that the distance between the two support columns can be adjusted, the extension seat can be moved, the positioning column is clamped into the positioning hole, the third gear is limited, the distance between the two support columns is fixed, the length of a guard rail can be adjusted according to specific conditions, and the using effect of the guard rail is improved.
3. According to the municipal road protective guard, the second worm is controlled to rotate through the rotary disc, the first rotary shaft and the first gear on the outer side can be driven to rotate under the meshing connection effect of the second worm and the second worm gear, and the vertical movement of the supporting column is realized under the meshing connection effect of the first gear and the first rack, so that the flexibility of the guardrail is improved, and the problem that the height of the guardrail in the prior art is relatively fixed and cannot be adjusted is solved.
Drawings
FIG. 1 is a schematic view of the construction of a town road guard rail according to the present invention;
FIG. 2 is a schematic cross-sectional view of the support base of the present invention;
FIG. 3 is a schematic side view of a portion of the supporting seat of the present invention;
FIG. 4 is a schematic cross-sectional view of the first worm gear and the connecting block of the present invention;
FIG. 5 is a schematic sectional top view of the regulating box of the present invention;
FIG. 6 is a schematic top sectional view of the fixing block of the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 9 is an enlarged view of the structure of FIG. 1 at C according to the present invention.
In the drawings: 1. a support pillar; 2. a connecting rod; 3. a guard rail body; 4. an extension rod; 5. a fixed block; 6. a rack plate; 7. an adjusting box; 8. a first rack; 9. a supporting seat; 10. a universal wheel; 11. a pedal; 12. a limiting ring; 13. a side plate; 14. a first worm gear; 15. an L-shaped plate; 16. a first chute; 17. a first slider; 18. a connecting rod structure; 19. a bidirectional screw rod; 20. a second gear; 21. a second rack; 22. a pressure sensor; 23. a second chute; 24. a second slider; 25. a slide bar; 26. a first extension spring; 27. a support plate; 28. a lifting plate; 29. a third chute; 30. a third slider; 31. a first worm; 32. connecting blocks; 33. a magnetic block; 34. an electromagnet; 35. a limiting groove; 36. moving the plate; 37. a transmission block; 38. a limiting rod; 39. a second extension spring; 40. a transmission rod; 41. a third extension spring; 42. a limiting ball; 43. a first rotating shaft; 44. a first gear; 45. a second worm gear; 46. a second worm; 47. a third gear; 48. a fourth chute; 49. a fourth slider; 50. a fifth chute; 51. a fifth slider; 52. a turntable; 53. a sixth slider; 54. a sixth chute; 55. a second rotating shaft; 56. positioning holes; 57. an extension base; 58. a positioning column; 59. a limiting seat.
Detailed Description
The present invention will be described in detail with reference to the drawings and specific embodiments, which are illustrative of the present invention and are not to be construed as limiting the present invention.
It should be noted that all the directional indications (such as up, down, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In the present invention, unless expressly stated or limited otherwise, the term "coupled" is to be interpreted broadly, e.g., "coupled" may be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; in addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: a municipal road protective guard comprises a protective guard body and symmetrically arranged support columns; wherein: the protective guard body is arranged on the inner side wall of the support column through a telescopic assembly; the support column is provided with a moving assembly through a lifting assembly; the municipal road protective guard of the invention specifically comprises a support column 1, an extension rod 4, a fixed block 5 and a side plate 13, wherein a connecting rod 2 is arranged inside the support column 1, one end of the connecting rod 2 is fixedly connected with a support seat 9, a first sliding chute 16 is arranged inside the support seat 9, a first sliding block 17 is slidably connected with the inner side of the first sliding chute 16, one side of the first sliding block 17 is rotatably connected with a connecting rod structure 18, the connecting rod structure 18 comprises two connecting rods, the two connecting rods are mutually rotatably connected, a bidirectional screw rod 19 is rotatably connected inside the support seat 9, the bidirectional screw rod 19 is in threaded connection with the first sliding block 17, a lifting plate 28 is slidably connected inside the support seat 9, a universal wheel 10 is arranged at the bottom of the lifting plate 28, a third sliding chute 29 is arranged at the top of the lifting plate 28, a third sliding block 30 is slidably connected with the inner side of the third sliding chute 29, the third sliding block 30 is rotatably connected with the connecting rod structure 18, two ends of the bidirectional screw rod 19 are respectively provided with a clutch mechanism, the surface of the supporting seat 9 is fixedly provided with an L-shaped plate 15, one side of the L-shaped plate 15 is rotatably connected with a first worm wheel 14, the outer side of the supporting seat 9 is fixedly provided with a limiting seat 59, one side of the limiting seat 59 is rotatably connected with a first worm 31, one end of the first worm 31 is fixedly connected with a second gear 20, the first worm 31 is meshed with the first worm wheel 14, the outer side of the supporting seat 9 is fixedly provided with a supporting plate 27, the top of the supporting plate 27 is fixedly provided with a sliding rod 25, one end of the sliding rod 25 is fixedly provided with a second sliding block 24, the inside of the side plate 13 is provided with a second sliding groove 23, the second sliding block 24 is slidably connected with the second sliding groove 23, the top of the supporting plate 27 is fixedly provided with a first expansion spring 26, one end of the first expansion spring 26 is fixedly connected with the side plate 13, one side of the side plate 13 is fixedly provided with a second rack 21, the second rack 21 is meshed with the second gear 20, the pedal 11 is fixedly mounted on one side of the side plate 13, the pressure sensor 22 is disposed inside the pedal 11, the limiting ring 12 is disposed on the upper surface of the pedal 11 and can limit the foot of a worker, so that the movement of the pedal 11 can be controlled, the side plate 13 is driven to move downwards by placing the foot on the surface of the pedal 11 and pressing with force, the first worm 31 can be driven to rotate under the meshing connection effect of the second rack 21 and the second gear 20, the rotation of the first worm wheel 14 is realized under the meshing connection effect of the first worm 31 and the first worm wheel 14, when the pressure sensor 22 inside the pedal 11 detects that the pressure is greater than a set value, the automatic control electromagnet 34 is electrified to enable the clutch mechanism to be in a connection state, and further control the bidirectional screw rod 19 to rotate, the first sliding block 17 is driven to slide on the inner side of the first sliding groove 16, and the connecting rod structure 18 is utilized to control the third sliding block 30 to slide on the inner side of the third sliding groove 29, so that the universal wheel 10 moves upwards, when the side plate 13 moves to the lowest position, a worker can finish stepping on the pedal 11, at the moment, when the pressure detected by the pressure sensor 22 is smaller than a set value, the electromagnet 34 is powered off, at the moment, the clutch mechanism is in a separated state, so that the side plate 13 is reset by the elastic force of the first telescopic spring 26, the bidirectional screw rod 19 is in a static state, the operations are repeated until the universal wheel 10 is accommodated in the supporting seat 9, the stability of the guardrail is improved, when the movement is needed, the worker can press the pedal 11 on the other side of the supporting seat 9 by feet to move the universal wheel 10 out of the supporting seat 9, and the effect of convenient movement is achieved, saving a great deal of manpower and time.
Specifically, in this embodiment, the clutch mechanism includes a connection block 32, the connection block 32 is fixedly connected to the two-way screw 19, a second expansion spring 39 is fixedly connected to the inside of the connection block 32, a transmission block 37 is fixedly connected to one end of the second expansion spring 39, a transmission rod 40 is rotatably connected to the outside of the transmission block 37, a moving plate 36 is slidably connected to the inside of the connection block 32, the moving plate 36 is rotatably connected to the transmission rod 40, a third expansion spring 41 is fixedly connected to one side of the moving plate 36, a limit ball 42 is fixedly connected to one end of the third expansion spring 41, a limit groove 35 is formed inside the first worm wheel 14, a limit rod 38 is fixedly connected to one side of the transmission block 37, a magnetic block 33 is fixedly connected to one end of the limit rod 38, an electromagnet 34 is fixedly installed inside the connection block 32, when the pressure sensor 22 inside the pedal 11 detects that the pressure is greater than a predetermined value, the electromagnet 34 is automatically controlled to be electrified to generate a certain attractive force to adsorb the magnetic block 33, the limiting rod 38 is used to control the transmission block 37 to move, the transmission rod 40 is used to control the moving plate 36 to move, the third telescopic spring 41 is compressed to increase the friction force between the limiting ball 42 and the limiting groove 35, so that the clutch mechanism is in a connection state, namely, the rotation of the first worm wheel 14 can drive the two-way screw rod 19 to rotate, when the stepping on the pedal 11 can be finished by a worker, and the pressure detected by the pressure sensor 22 is smaller than a set value, the electromagnet 34 is powered off, the transmission block 37 is moved by the elastic force of the second telescopic spring 39, the transmission rod 40 is used to drive the moving plate 36 to contract, so that the friction force between the limiting ball 42 and the limiting groove 35 is reduced, and the clutch mechanism is in a separation state, that is, the rotation of the first worm wheel 14 cannot drive the bidirectional screw rod 19 to rotate.
Specifically, in the embodiment, one side of each of the support columns 1 is fixedly connected with the guard rail body 3, the fifth sliding groove 50 is formed in the guard rail body 3, the fifth sliding block 51 is fixedly mounted on one side of the extension rod 4, the fifth sliding block 51 is slidably connected with the fifth sliding groove 50, and when the two support columns 1 move, the fifth sliding block 51 can drive the inner side of the fifth sliding groove 50 to slide.
Specifically, in the scheme of this embodiment, one side fixedly connected with rack plate 6 of support column 1, one side fixed mounting of rack plate 6 has fourth slider 49, fourth spout 48 has been seted up to the inside of fixed block 5, fourth slider 49 and fourth spout 48 sliding connection, the internal rotation of fixed block 5 is connected with second pivot 55, the outside fixed mounting of second pivot 55 has third gear 47, third gear 47 is connected with the meshing of rack plate 6, the one end sliding connection of third gear 47 has extension seat 57, it rotates to extend seat 57 control third gear 47 through rotating, utilize under the meshing joint effect of third gear 47 and rack plate 6, two rack plate 6's removal has been realized, thereby can adjust the distance between two support columns 1.
Specifically, in the embodiment, a positioning column 58 is fixedly mounted on one side of the extending seat 57, a plurality of positioning holes 56 are formed in the upper surface of the fixing block 5, the positioning holes 56 are arranged in an equidistant annular manner, the positioning column 58 is matched with the positioning holes 56, and the extending seat 57 can be moved, so that the positioning column 58 is clamped into the positioning holes 56, the third gear 47 is limited, and the distance between the two supporting columns 1 can be fixed.
Specifically, in the embodiment, a sixth slider 53 is fixedly mounted on one side of the connecting rod 2, a sixth chute 54 is formed in the supporting column 1, the sixth slider 53 is slidably connected with the sixth chute 54, a first rack 8 is fixedly mounted on one side of the connecting rod 2, an adjusting box 7 is fixedly mounted on one side of the supporting column 1, a first rotating shaft 43 is rotatably connected in the adjusting box 7, a first gear 44 and a second worm gear 45 are respectively fixedly connected to the outer side of the first rotating shaft 43, the first gear 44 is engaged with the first rack 8, a second worm 46 is rotatably connected in the adjusting box 7, the second worm 46 is engaged with the second worm gear 45, a turntable 52 is fixedly connected to one end of the second worm 46, the second worm 46 is controlled to rotate by the turntable 52, and the first rotating shaft 43 and the first outer gear 44 can be driven to rotate under the engagement connection action of the second worm 46 and the second worm gear 45, and then under the meshing connection action of the first gear 44 and the first rack 8, the up-and-down movement of the support column 1 is realized, the flexibility of the guardrail is improved, and the problem that the height of the guardrail in the prior art is relatively fixed and cannot be adjusted is solved.
In summary, when the town road guardrail is used, firstly, the guardrail is moved to a designated place by the universal wheel 10, then a worker can place a foot on the surface of the pedal 11 and forcibly press the pedal to drive the side plate 13 to move downwards, the first worm 31 can be driven to rotate under the meshing connection action of the second rack 21 and the second gear 20, the first worm wheel 14 is driven to rotate under the meshing connection action of the first worm 31 and the first worm wheel 14, when the pressure sensor 22 in the pedal 11 detects that the pressure is greater than a set value, the electromagnet 34 is automatically controlled to be electrified, a certain attractive force is generated, the magnetic block 33 is adsorbed, the limit rod 38 is used for controlling the transmission block 37 to move, the transmission rod 40 is used for controlling the movable plate 36 to move, and the third expansion spring 41 is compressed, thereby increasing the friction force between the limiting ball 42 and the limiting groove 35, so as to make the clutch mechanism in a connected state, further controlling the bidirectional screw rod 19 to rotate, driving the first slider 17 to slide on the inner side of the first sliding groove 16, and controlling the third slider 30 to slide on the inner side of the third sliding groove 29 by using the connecting rod structure 18, so as to realize the upward movement of the universal wheel 10, when the side plate 13 moves to the lowest position, the worker can finish stepping on the pedal 11, when the pressure detected by the pressure sensor 22 is smaller than the set value, the electromagnet 34 is powered off, the transmission block 37 is moved by the elastic force of the second expansion spring 39, the transmission rod 40 is used to drive the moving plate 36 to contract, so as to reduce the friction force between the limiting ball 42 and the limiting groove 35, and at this time, the clutch mechanism is in a separated state, so that the side plate 13 is reset by the elastic force of the first expansion spring 26, when the guardrail needs to be moved, a worker can press the pedal 11 on the other side of the supporting seat 9 by feet to move the universal wheel 10 out of the supporting seat 9, so that the effect of convenient movement is achieved;
then, the third gear 47 can be controlled to rotate by rotating the extension seat 57, the two rack plates 6 can be moved by utilizing the meshing connection effect of the third gear 47 and the rack plates 6, so that the distance between the two support columns 1 can be adjusted, the extension seat 57 can be moved, so that the positioning column 58 is clamped into the positioning hole 56, the third gear 47 is limited, and the distance between the two support columns 1 can be fixed;
then, the second worm 46 can be controlled to rotate through the turntable 52, the first rotating shaft 43 and the outer first gear 44 can be driven to rotate under the meshing connection effect of the second worm 46 and the second worm wheel 45, and then the up-and-down movement of the support column 1 is realized under the meshing connection effect of the first gear 44 and the first rack 8.
The municipal road guard rail of the invention drives the side plate to move downwards by placing a foot on the surface of the pedal and forcibly treading, can drive the first worm to rotate under the meshing connection action of the second rack and the second gear, and realizes the rotation of the first worm gear under the meshing connection action of the first worm and the first worm gear, when the pressure sensor in the pedal detects that the pressure is more than a set value, the electromagnet is automatically controlled to be electrified, so that the clutch mechanism is in a connection state, and further the bidirectional screw rod is controlled to rotate, the first slide block is driven to slide on the inner side of the first chute, and the third slide block is controlled to slide on the inner side of the third chute by utilizing the connecting rod structure, so as to realize the upward movement of the universal wheel, when the side plate moves to the lowest position, the treading of the pedal can be finished by a worker, and when the pressure detected by the pressure sensor is less than the set value, cut off the power supply to the electro-magnet, clutch mechanism is in the separation state this moment to when the curb plate received first expanding spring's elasticity and resets, two-way lead screw is in quiescent condition, and then above-mentioned operation relapses, accomodate to the inside of supporting seat up to the universal wheel, thereby improve the stability of guardrail, when needs remove, staff's accessible foot continuously steps on the footboard of supporting seat opposite side, shifts out the universal wheel from the inside of supporting seat, thereby reaches the effect that the rail guard of being convenient for removed, practices thrift a large amount of manpowers and time.
According to the municipal road guard fence, the third gear is controlled to rotate through the rotating extension seat, the two rack plates are moved under the meshing connection effect of the third gear and the rack plates, so that the distance between the two support columns can be adjusted, the extension seat can be moved, the positioning column is clamped into the positioning hole, the third gear is limited, the distance between the two support columns is fixed, the length of a guard rail can be adjusted according to specific conditions, and the using effect of the guard rail is improved.
According to the municipal road protective guard, the second worm is controlled to rotate through the rotary disc, the first rotary shaft and the first gear on the outer side can be driven to rotate under the meshing connection effect of the second worm and the second worm gear, and the vertical movement of the supporting column is realized under the meshing connection effect of the first gear and the first rack, so that the flexibility of the guardrail is improved, and the problem that the height of the guardrail in the prior art is relatively fixed and cannot be adjusted is solved.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the embodiments are only used to help understanding the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the present description should not be construed as a limitation to the present invention.
Claims (8)
1. A municipal road protective guard comprises a protective guard body and symmetrically arranged support columns; the method is characterized in that: the protective guard body is arranged on the inner side wall of the support column through a telescopic assembly; the support column is provided with a moving assembly through a lifting assembly; the moving assembly comprises a supporting seat and a side plate; the inside first spout of having seted up of supporting seat, the inboard sliding connection of first spout has first slider, and one side of first slider is rotated and is connected with the link structure, and the link structure includes two connecting rods, and two connecting rod interrotation are connected, and the inside of supporting seat is rotated and is connected with two-way lead screw, two-way lead screw and first slider threaded connection, the inside sliding connection of supporting seat has the lifter plate, and the bottom of lifter plate is provided with the universal wheel.
2. The municipal road guard rail of claim 1, wherein: the top of the lifting plate is provided with a third sliding chute, the inner side of the third sliding chute is connected with a third sliding block in a sliding manner, the third sliding block is connected with a connecting rod structure in a rotating manner, two ends of the bidirectional screw rod are respectively provided with a clutch mechanism, the surface of the supporting seat is fixedly provided with an L-shaped plate, one side of the L-shaped plate is connected with a first worm wheel in a rotating manner, the outer side of the supporting seat is fixedly provided with a limiting seat, one side of the limiting seat is connected with a first worm in a rotating manner, one end of the first worm is fixedly connected with a second gear, the first worm is connected with the first worm wheel in a meshing manner, the outer side of the supporting seat is fixedly provided with a supporting plate, the top of the supporting plate is fixedly provided with a sliding rod, and one end of the sliding rod is fixedly provided with a second sliding block; a second sliding groove is formed in the side plate, and a second sliding block is connected with the second sliding groove in a sliding manner; a first telescopic spring is fixedly arranged at the top of the supporting plate, one end of the first telescopic spring is fixedly connected with the side plate, a second rack is fixedly arranged on one side of the side plate, and the second rack is meshed with a second gear; a pedal is fixedly installed on one side of the side plate, and a pressure sensor is arranged inside the pedal.
3. The municipal road guard rail of claim 2, wherein: the clutch mechanism comprises a connecting block, and the connecting block is fixedly connected with the bidirectional screw rod; a second telescopic spring is fixedly connected inside the connecting block, one end of the second telescopic spring is fixedly connected with a transmission block, the outer side of the transmission block is rotatably connected with a transmission rod, a moving plate is slidably connected inside the connecting block and is rotatably connected with the transmission rod, a third telescopic spring is fixedly connected to one side of the moving plate, and one end of the third telescopic spring is fixedly connected with a limiting ball; the spacing groove has been seted up to the inside of first worm wheel, one side fixedly connected with gag lever post of transmission piece, the one end fixedly connected with magnetism piece of gag lever post, the inside fixed mounting of connecting block has the electro-magnet.
4. The municipal road guard rail of claim 1, wherein: the telescopic assembly comprises an extension rod and a fixing block; one side fixedly connected with rack plate of support column, one side fixed mounting of rack plate has the fourth slider, and the fourth spout has been seted up to the inside of fixed block, fourth slider and fourth spout sliding connection, and the internal rotation of fixed block is connected with the second pivot, and the outside fixed mounting of second pivot has the third gear, and the third gear is connected with rack plate meshing, and the one end sliding connection of third gear has the extension seat.
5. The municipal road guard rail of claim 1, wherein: the lifting assembly comprises a connecting rod; the connecting rod is arranged in the cavity of the supporting column; one side fixed mounting of connecting rod has the sixth slider, the sixth spout has been seted up to the inside of support column, sixth slider and sixth spout sliding connection, one side fixed mounting of connecting rod has first rack, one side fixed mounting of support column has the regulating box, the internal rotation of regulating box is connected with first pivot, the outside of first pivot is the first gear of fixedly connected with and second worm wheel respectively, first gear is connected with first rack toothing, the internal rotation of regulating box is connected with the second worm, the second worm is connected with the meshing of second worm wheel, the one end fixedly connected with carousel of second worm.
6. The municipal road guard rail of claim 1, wherein: a fifth sliding groove is formed in the guard rail body, a fifth sliding block is fixedly mounted on one side of the extension rod, and the fifth sliding block is connected with the fifth sliding groove in a sliding mode.
7. A town road protective guard according to claim 4, wherein: a positioning column is fixedly mounted on one side of the extension seat, a plurality of positioning holes are formed in the upper surface of the fixing block and are arranged in an equidistant annular mode, and the positioning column is matched with the positioning holes.
8. The municipal road guard rail according to claim 2, wherein: the upper surface of footboard is provided with the spacing ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210730950.4A CN115094803B (en) | 2022-06-24 | 2022-06-24 | Municipal administration road rail guard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210730950.4A CN115094803B (en) | 2022-06-24 | 2022-06-24 | Municipal administration road rail guard |
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| CN115094803A true CN115094803A (en) | 2022-09-23 |
| CN115094803B CN115094803B (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
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| CN115094803B (en) | 2023-06-13 |
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