Novel height limiting device for highway construction

Abstract

A novel height limiting device for highway construction comprises a height limiting rod, a positioning supporting block, a positioning supporting rod, a driving connecting rod, a fixing beam, a bearing vertical plate and a top shell, fixing stand columns are arranged on the two sides of the fixing beam, a fixing bottom plate is arranged on the lower portions of the fixing stand columns, through holes are formed in the upper portions of the fixing stand columns and matched with the positioning supporting block, and the positioning supporting block penetrates through the through holes and is connected with the height limiting rod. Supporting grooves are formed in the two sides of the height limiting rod, the supporting rod is matched with the supporting grooves, the supporting rod is connected with the supporting grooves, a fastening supporting sleeve is arranged on the upper portion of the fixing beam, the fastening supporting sleeve is attached to a worm gear, the worm gear is provided with a positioning supporting rod, the positioning supporting rod sequentially penetrates through the fastening supporting sleeve, the fixing beam and the positioning supporting block, and the positioning supporting rod is connected with the positioning supporting block through threads. And the outer part of the bearing is connected with a fixed upright post.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of highway construction especially relates to a novel highway construction height limiting device. BACKGROUND

[0002] The prior art (publication number: CN221345368U) proposes a traffic engineering highway safety construction height limiting device, including two groups of stand columns, the bottom of the two groups of stand columns is equipped with an installation assembly, a height limiting rod is arranged between the two groups of stand columns, height adjusting assemblies for adjusting the use height of the height limiting rod are arranged between the two ends of the height limiting rod and the two groups of stand columns, and the height limiting rod is movably installed on the inner side of the two groups of stand columns through the height adjusting assemblies; however, when adjusting, the user can directly move the height limiting rod, the movement of the height limiting rod drives the connecting sleeve to slide on the surface of the stand column, after the height adjustment is completed, the user can sequentially pass one end of the second locking rod through the connecting sleeve and the positioning hole and extend to the outside of the connecting sleeve, and then tighten the second locking nut at one end of the second locking rod, so as to lock and fix the use height of the height limiting rod. The height limiting rod needs to be manually adjusted by personnel, when the limiting height changes, or when large trucks are prevented from entering the city during the day, but can be released at night, the working personnel need to perform the height adjustment operation on the height limiting rod every day, which is very inconvenient and has disadvantages. SUMMARY

[0003] The utility model provides a kind of height limiting device for new highway construction according to the above-mentioned deficiencies of prior art, limiting height of height limiting rod is adjusted correspondingly according to the actual construction demand of highway, structure is flexible, practicality is strong, and limiting height can be adjusted by remote control motor switch, without the need for working personnel to adjust height, improve the efficiency and safety of highway construction height limiting operation.

[0004] The utility model aims to realize by following technical scheme:

[0005] A kind of height limiting device for new highway construction, including height limiting rod, positioning support block, positioning support rod, drive link, fixed beam, supporting vertical plate, top shell, the fixed beam both sides have fixed stand column, fixed stand column lower part has fixed base plate, fixed stand column upper part has through-hole, through-hole is adapted to positioning support block, positioning support block passes through through-hole, positioning support block connects height limiting rod, positioning support block has support rod, height limiting rod both sides have support groove, support rod is adapted to support groove, support rod connects support groove, the fixed beam upper part has fastening support sleeve, fastening support sleeve is attached to worm wheel, worm wheel has positioning support rod, positioning support rod sequentially passes through fastening support sleeve, fixed beam, positioning support block, positioning support rod is connected by screw thread positioning support block, positioning support rod lower end connects bearing inside, bearing outside connects fixed stand column.

[0006] The utility model discloses fastening support sleeve outside connection fastening buckle, fastening buckle inboard has fastening clamping plate, fastening support sleeve both sides have fastening clamping plate perforation, positioning support rod has fastening clamping groove, fastening clamping groove, fastening clamping plate perforation and fastening clamping plate are adapted, and fastening clamping plate passes through fastening clamping plate perforation, and fastening clamping plate connects fastening clamping groove.

[0007] The utility model discloses drive link both ends pass through the support vertical plate, and the support vertical plate lower part connects fixed beam, and the support vertical plate has the limiting clamping plate perforation, and drive link has the limiting clamping groove, and limiting clamping plate perforation, limiting clamping groove and limiting clamping plate are adapted, and limiting clamping plate passes through limiting clamping plate perforation, and limiting clamping plate inner end connects limiting clamping groove, and limiting clamping plate outer end connects the support vertical plate.

[0008] The utility model discloses drive link both sides have worm, and worm and worm gear are adapted, and worm connects worm gear, drive link is pasted top shell inboard, and top shell outside connection motor, and motor connects drive shaft pole, and top shell has the axle hole, and drive shaft pole and axle hole are adapted, and drive shaft pole passes through axle hole, and drive shaft pole connects drive link, and top shell lower part connects fixed beam. Beneficial effects

[0009] The utility model discloses warning board installation fixed in fixed beam outside, to prompt the road height limit of the vehicle of passing by in front, prevent the vehicle of passing by in front from entering by mistake, and the high post outside pastes has the reflection strip, in order to the warning of the vehicle of passing by at night, drive link both sides have the worm and both sides worm gear position correspond and connect, cause when the motor drives drive link to rotate, both sides worm gear and positioning support rod produce synchronous linkage along with it, and positioning support rod passes through the location connection between thread and positioning support block, cause when positioning support rod rotates, positioning support block drives high post to carry out longitudinal straight line lifting displacement along with it, make it can according to the actual construction demand of road, carry out corresponding adjustment to high post height limit, structural flexibility, and practicality is strong, and can adjust the height limit through remote control motor switch, need not staff to climb to adjust, improve the efficiency and safety of road construction height limit operation.

[0010] The utility model discloses both sides fastening buckle of fastening support sleeve outside opposition buckle fixed in fastening support sleeve outside, its inboard has fastening clamping plate increase fastening support sleeve and positioning support rod connection fulcrum, and positioning support rod position is limited to make it keep the height of longitudinal position unchangeable, carry out axial rotation, avoid its shift, influence the linkage effect between each component, improve structural stability.

[0011] The utility model discloses support vertical plate carries out support to drive link both ends simultaneously, and through cooperation with limiting clamping plate, increase the limiting fulcrum of drive link, make it keep the horizontal position and the height of longitudinal position unchangeable, carry out axial rotation, avoid its deviation shift, influence the linkage effect between each component, improve structural stability. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The fixed beam structure schematic view is described in the utility model.

[0013] Figure 2 The novel highway construction height limiting device structure sectional view is described in the utility model.

[0014] Figure 3 The novel highway construction height limiting device structure sectional view is described in the utility model.

[0015] Figure 4 The worm and worm wheel connecting structure sectional view is described in the utility model.

[0016] Figure 5 The driving connecting rod, bearing vertical plate and fixed beam connecting structure sectional view is described in the utility model.

[0017] Figure 6 The positioning support rod limiting structure sectional view is described in the utility model.

[0018] Figure 7 The utility model is described in the utility model. Figure 2 The local structure enlarged view is described in the utility model. Specific implementation

[0019] The utility model is described in the utility model further in detail according to the drawings and examples:

[0020] Example 1:

[0021] A novel highway construction height limiting device, including height limiting rod 01, positioning support block 02, positioning support rod 06, driving connecting rod 09, fixed beam 23, bearing vertical plate 18, top shell 27, the fixed beam 23 both sides have fixed stand 24, fixed stand 24 lower part has fixed bottom plate 25, fixed stand 24 upper part has through -hole 03, and through -hole 03 is adapted to positioning support block 02, and positioning support block 02 passes through through -hole 03, and positioning support block 02 is connected height limiting rod 01, and positioning support block 02 has support rod 04, and height limiting rod 01 both sides have support groove 05, and support rod 04 is adapted to support groove 05, and support rod 04 is connected support groove 05, the fixed beam 23 upper part has fastening support sleeve 13, fastening support sleeve 13 is attached to worm wheel 07, and worm wheel 07 has positioning support rod 06, and positioning support rod 06 passes through fastening support sleeve 13, fixed beam 23, positioning support block 02 in proper order, and positioning support rod 06 is connected positioning support block 02 by screw thread, and the lower end of positioning support rod 06 is connected inside bearing 26, and bearing 26 outside is connected fixed stand 24, and warning board is installed and fixed in the outside of fixed beam 23, to prompt the height limiting of the highway in front of the passing vehicle, prevent the misentry of too high vehicle, and the outside of height limiting rod 01 is pasted with reflective strip, to warn the passing vehicle at night.

[0022] Embodiment 2

[0023] The utility model discloses the fastening support 13 outside connection fastening buckle 14, fastening buckle 14 inside has fastening card board 15, and fastening support 13 both sides have fastening card board perforation 17, and positioning support pole 06 has fastening card groove 16, and fastening card groove 16, fastening card board perforation 17 and fastening card board 15 are adapted, and fastening card board 15 passes through fastening card board perforation 17, and fastening card board 15 connects fastening card groove 16, and both sides fastening buckle 14 are fixed in fastening support 13 outside with opposite buckling, and its inside has fastening card board 15, and the fastening support 13 and positioning support pole 06 between connecting fulcrum of increase fastening support 13 are limited to the position of positioning support pole 06 simultaneously, and make it keep the longitudinal height invariable condition, carry out axial rotation, avoid its shift, influence the effect of the linkage between each component, improve structural stability.

[0024] Embodiment 3

[0025] The utility model discloses drive link 09 both ends pass through the support vertical board 18, and the support vertical board 18 lower part connects fixed beam 23, and the support vertical board 18 has the limit card board perforation 21, and drive link 09 has the limit card groove 22, and limit card board perforation 21, limit card groove 22 and limit card board 20 are adapted, and limit card board 20 passes through limit card board perforation 21, and limit card board 20 inner end connects limit card groove 22, and limit card board 20 outer end connects the support vertical board 18, and the support vertical board 18 carries out the support of drive link 09 both ends simultaneously, and through with limit card board 20 cooperation, increase the limit fulcrum of drive link 09, make it keep the horizontal position and longitudinal height all invariable condition, carry out axial rotation, avoid its deviation shift, influence the effect of the linkage between each component, improve structural stability.

[0026] Embodiment 4

[0027] The utility model discloses drive connecting rod 09 both sides have worm 08, and worm 08 is adapted with worm wheel 07, and worm 08 connects worm wheel 07, drive connecting rod 09 is attached to the inboard of top shell 27, and top shell 27 is connected with motor 11 outside, and motor 11 is connected with drive shaft 10, and top shell 27 has shaft hole 12, and drive shaft 10 is adapted with shaft hole 12, and drive shaft 10 passes through shaft hole 12, and drive shaft 10 is connected with drive connecting rod 09, and top shell 27 lower part is connected with fixed beam 23, and the worm 08 of drive connecting rod 09 both sides has and is connected with both sides worm wheel 07 position correspondence, causes when motor 11 drives drive connecting rod 09 to rotate, both sides worm wheel 07 and positioning support 06 produce synchronous linkage in proper order, and positioning support 06 is positioned and connected with positioning block 02 through thread, causes when positioning support 06 rotates, positioning block 02 drives height limiting rod 01 to carry out longitudinal straight line lifting displacement in proper order, makes it can according to the actual construction demand of highway, corresponding adjustment of height limiting rod 01 height limitation, structural flexibility, strong practicality, and can adjust the height of limitation through remote control motor switch, need not staff to climb to adjust, improve highway construction height limiting operation efficiency and safety.

[0028] Example 5

[0029] Installation steps: first, the height limiting rod 01 is placed under the fixed beam 23, then the positioning block 02 is inserted through the through hole 03 until the inner surface of the positioning block 02 is attached to the outer surface of the height limiting rod 01, and the support rod 04 is inserted into the support groove 05, then the positioning support 06 is inserted through the fastening support sleeve 13, the fixed beam 23, and the positioning block 02 in sequence until the lower end of the positioning support 06 is inserted into the bearing 26, the fastening clamping plate perforation 17 corresponds to the position of the fastening clamping groove 16, and the positioning support 06 is positioned and connected with the positioning block 02 through thread, then the fastening buckle 14 is placed outside the fastening support sleeve 13, and the fastening support sleeves 13 on both sides are oppositely buckled and fixedly connected, the fastening clamping plate 15 is inserted into the fastening clamping groove 16 through the fastening clamping plate perforation 17, then the supporting vertical plate 18 is sleeved on both ends of the drive connecting rod 09, and the limiting clamping plate perforation 21 corresponds to the position of the limiting clamping groove 22, then the limiting clamping plate 20 is inserted through the limiting clamping plate perforation 21 until the inner end of the limiting clamping plate 20 is inserted into the limiting clamping groove 22, and the outer end of the limiting clamping plate 20 is fixedly connected with the supporting vertical plate 18, then the drive connecting rod 09 is placed on the upper part of the fixed beam 23, and the worm 08 on both sides of the drive connecting rod 09 corresponds to the position of the worm wheel 07 on both sides and is connected, the supporting vertical plate 18 is fixedly connected with the fixed beam 23, then the top shell 27 is installed and fixed on the upper part of the fixed beam 23, then the drive shaft 10 is inserted through the shaft hole 12 and is fixedly connected with the drive connecting rod 09, finally, the motor 11 is installed and fixed outside the top shell 27 and is drivingly connected with the drive shaft 10, and the installation is completed.

[0030] The above merely is preferred implementation manner of the present application, and is not used for limiting the present application, it should be pointed out, for ordinary skilled person in the technical field, on the premise of not departing from the technical principle of the present application, can also make several improvements and variations, these improvements and variations also should be regarded as the protection scope of the present application.

Claims

1. A new type of height limiting device for road construction, characterized in that :Including height limiting rod (01), positioning support block (02), positioning support rod (06), drive connecting rod (09), fixed beam (23), supporting vertical plate (18), top shell (27), the fixed beam (23) both sides have fixed stand (24), the lower part of fixed stand (24) has fixed bottom plate (25), the upper part of fixed stand (24) has through hole (03), through hole (03) is adapted to positioning support block (02), positioning support block (02) passes through through hole (03), positioning support block (02) is connected with height limiting rod (01), positioning support block (02) has support rod (04), height limiting rod (01) both sides have support groove (05), support rod (04) is adapted to support groove (05), support rod (04) is connected with support groove (05), the upper part of fixed beam (23) has fastening support sleeve (13), fastening support sleeve (13) is attached to worm wheel (07), worm wheel (07) has positioning support rod (06), positioning support rod (06) passes through fastening support sleeve (13), fixed beam (23), positioning support block (02) in turn, positioning support rod (06) is connected with positioning support block (02) by screw thread, the lower end of positioning support rod (06) is connected with the inside of bearing (26), the outside of bearing (26) is connected with fixed stand (24).

2. The novel height limiting device for road construction as claimed in claim 1, wherein :Fastening support sleeve (13) outside is connected with fastening buckle (14), fastening buckle (14) inside has fastening clamping plate (15), fastening support sleeve (13) both sides have fastening clamping plate perforation (17), positioning support rod (06) has fastening clamping groove (16), fastening clamping groove (16), fastening clamping plate perforation (17) and fastening clamping plate (15) are adapted, fastening clamping plate (15) passes through fastening clamping plate perforation (17), fastening clamping plate (15) is connected with fastening clamping groove (16).

3. The novel height limiting device for road construction as claimed in claim 2, wherein :Drive connecting rod (09) both ends pass through supporting vertical plate (18), supporting vertical plate (18) lower part is connected with fixed beam (23), supporting vertical plate (18) has limit clamping plate perforation (21), drive connecting rod (09) has limit clamping groove (22), limit clamping plate perforation (21), limit clamping groove (22) and limit clamping plate (20) are adapted, limit clamping plate (20) passes through limit clamping plate perforation (21), limit clamping plate (20) inner end is connected with limit clamping groove (22), limit clamping plate (20) outer end is connected with supporting vertical plate (18).

4. The novel height limiting device for road construction as claimed in claim 1, wherein :Drive connecting rod (09) both sides have worm (08), worm (08) is adapted to worm wheel (07), worm (08) is connected with worm wheel (07), drive connecting rod (09) is attached to the inside of top shell (27), top shell (27) outside is connected with motor (11), motor (11) is connected with drive shaft rod (10), top shell (27) has shaft rod perforation (12), drive shaft rod (10) is adapted to shaft rod perforation (12), drive shaft rod (10) passes through shaft rod perforation (12), drive shaft rod (10) is connected with drive connecting rod (09), the lower part of top shell (27) is connected with fixed beam (23).

Images