Highway construction protection fence

Abstract

The application discloses a highway construction protective fence, which comprises a first supporting base, a second supporting base, a folding guard plate, a connecting plate, a servo motor, a first reciprocating screw rod and a driving gear. The folding guard plate and the connecting base can be folded and unfolded between the first supporting base and the second supporting base, so that the storage and transportation volume of the highway construction protective fence is reduced, and the storage and transportation convenience is improved. The setting of the telescopic positioning mechanism, the clamping and separation between the clamping fixing mechanism and the clamping groove are beneficial to the stable positioning and fixing of the highway construction protective fence during the folding and storage process, ensure the stability of the folding and storage, facilitate the splicing and assembly of the unfolded highway construction protective fence, improve the assembly and disassembly convenience of the highway construction protective fence and the functionality of the telescopic positioning mechanism, and improve the use convenience and use effect of the highway construction protective fence.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of highway construction, in particular to a highway construction protective fence. BACKGROUND

[0002] In the process of constructing a highway, a protective fence is usually set up around the construction area so that the set protective fence can protect and block the construction area, avoiding the intersection and safety hazards between pedestrians and vehicles during movement, which can ensure the normal progress of highway construction and the safety of vehicles and pedestrians during highway construction.

[0003] However, the existing highway construction protective fence has the following defects when in use:

[0004] 1. In the process of using the existing highway construction protective fence, the highway construction protective fence is usually of a frame structure, and the components are mostly horizontally and vertically fixed welded steel pipes. Although the overall structural strength of the existing highway construction protective fence is improved, in actual use, because of the welding assembly method, the existing highway construction protective fence has the problem of being inconvenient to fold and store and having a large storage volume during storage and transportation, which reduces the storage convenience of the existing highway construction protective fence, and also causes the assembly and disassembly process to be complicated during splicing of the existing highway construction protective fence;

[0005] 2. In the process of blocking the highway construction area by the existing highway construction protective fence, because of the special reasons of the highway construction site, there is a large amount of dust in the construction environment around the highway construction protective fence, which can easily adhere to the highway construction protective fence in use, greatly reducing the aesthetic appearance of the existing highway construction protective fence, and when the highway construction protective fence with warning effect is adhered with dust, the warning signs on the highway construction protective fence will become unclear, which cannot produce a prominent warning effect on the vehicles and personnel on the highway, reducing the actual use safety.

[0006] Therefore, in view of the above problems, the present application is developed after in-depth research.

[0007] In view of the above problems, the present application is developed after in-depth research. SUMMARY

[0008] The highway construction protective fence aims to solve the problems of the existing highway construction protective fence in the prior art, such as the difficulty in folding and the large volume in storage and transportation, the complicated process in splicing, assembling and disassembling the existing highway construction protective fence, the dust in the highway construction environment easily adhering to the highway construction protective fence to cause the warning effect to be reduced and the cleaning to be inconvenient.

[0009] To achieve the above object, the present application provides the following technical scheme: a highway construction protective fence, comprising a first support base, a second support base, a folding guard plate, a connecting plate, a servo motor, a first reciprocating screw rod and a driving gear,

[0010] The bottom of the first support base and the second support base is fixedly provided with a base, and the inside of the first support base and the second support base is fixedly provided with a connecting seat, and the connecting seat is connected with the folding guard plate;

[0011] The first support base is symmetrically provided with a telescopic positioning mechanism, and the connecting plate is connected to the telescopic positioning mechanism;

[0012] One end of the connecting plate is provided with a clamping fixing mechanism, and the inside of the second support base is provided with a clamping groove, and the clamping groove is connected with the clamping fixing mechanism in a clamping manner;

[0013] The top of the second support base is fixedly provided with a servo motor, the bottom end of the servo motor is connected with a first reciprocating screw rod, the bottom end of the first reciprocating screw rod is rotatably connected with the base, and the first reciprocating screw rod is connected with the first support base through an automatic cleaning mechanism, and the automatic cleaning mechanism is in contact with the folding guard plate;

[0014] The second support base is fixedly provided with a piston dust falling mechanism, and the top end of the piston dust falling mechanism is parallelly engaged with a driving gear, and the driving gear is fixedly connected with the top end of the first reciprocating screw rod.

[0015] Preferably, the two ends of the folding guard plate are rotatably connected with the first support base and the second support base through the connecting seat, and the folding guard plate has a rotary folding structure.

[0016] The above technical scheme is adopted, so that the folding operation of the highway construction protective fence is facilitated through the folding guard plate, thereby the storage and transportation volume of the highway construction protective fence is reduced after folding, and the storage and transportation convenience of the highway construction protective fence is improved.

[0017] Preferably, the telescopic positioning mechanism comprises a fixed shaft, the first supporting seat is symmetrically embedded with the fixed shaft on one side, one end of the fixed shaft is connected with a threaded adjusting rod, the surface of the threaded adjusting rod is sleeved with a threaded sleeve, the outer ring of the threaded sleeve is fixedly installed with a connecting plate, one end of the threaded adjusting rod is fixedly installed with an adjusting knob, one side of the connecting plate is fixedly installed with a positioning seat, a through hole is formed in the positioning seat, a positioning rod is slidably connected in the through hole, a first spring is sleeved on the surface of the positioning rod, and both ends of the first spring are fixedly connected with the positioning rod and the positioning seat.

[0018] The above technical scheme facilitates the adjustment of the telescopic positioning mechanism, is beneficial to the positioning and fixing of the highway construction protective fence during folding, improves the stability of the highway construction protective fence during folding and storage and transportation, and is beneficial to the assembly and splicing between multiple highway construction protective fences during unfolding of the highway construction protective fence, thereby improving the use functionality of the highway construction protective fence.

[0019] Preferably, the threaded adjusting rod is connected with the first supporting seat through the fixed shaft, the threaded adjusting rod and the connecting plate form a threaded telescopic structure through the threaded sleeve, and the positioning rod and the positioning seat form a telescopic structure through the first spring and the through hole.

[0020] The above technical scheme facilitates the rotation of the threaded adjusting rod to drive the connecting plate to move, thereby controlling the connection and separation between the clamping fixing mechanism and the clamping groove, is beneficial to the positioning and fixing of the folded highway construction protective fence through the clamping of the positioning rod and the folding positioning hole during connection, and is beneficial to the unfolding operation of the highway construction protective fence and the disassembly of the spliced highway construction protective fence during separation, thereby improving the operation convenience of the telescopic positioning mechanism.

[0021] Preferably, the clamping fixing mechanism comprises a limiting seat, one end of the connecting plate is fixedly installed with the limiting seat, the inside of the limiting seat is symmetrically fixedly installed with a fixed rod, the surface of the fixed rod is sleeved with an adjusting press plate, the inside of the adjusting press plate is symmetrically formed with a connecting hole, the connecting hole is slidably connected with the fixed rod, the inside of the adjusting press plate and the limiting seat is fixedly connected with a second spring, the second spring is sleeved with the fixed rod, one side of the adjusting press plate is fixedly installed with a clamping block, and the clamping block is slidably connected with the limiting seat.

[0022] By controlling the clamping and separation between the clamping fixing mechanism and the clamping groove, the folded highway construction protective fence can be positioned and the multiple highway construction protective fences can be fixed and assembled.

[0023] Preferably, the adjusting press plate and the clamping block constitute a telescopic structure through the second spring and the limiting seat, and the fixing rod limits the telescopic movement of the adjusting press plate through the connecting hole.

[0024] By controlling the clamping and separation between the clamping fixing mechanism and the clamping groove, the folded highway construction protective fence can be positioned and the multiple highway construction protective fences can be fixed and assembled.

[0025] Preferably, the automatic cleaning mechanism comprises a reciprocating sliding seat, the surface of the first reciprocating wire rod is sleeved with the reciprocating sliding seat, the first supporting seat is fixedly installed with a limiting rod, the surface of the limiting rod is sleeved with a movable seat, a dismounting seat is connected between the movable seat and the reciprocating sliding seat, the both ends of the dismounting seat are internally embeddedly installed with positioning shafts, the inside of the positioning shafts is penetrated by a connecting bolt, one end of the connecting bolt is sleeved with a third spring, one end of the third spring is connected with a first cleaning brush, the first cleaning brush is slidingly connected with the connecting bolt, and the other end of the connecting bolt is sleeved with a second cleaning brush.

[0026] By assembling the automatic cleaning mechanism when the highway construction protective fence is unfolded, the unfolded highway construction protective fence can be reciprocally cleaned by the automatic cleaning mechanism, the warning effect of the warning signs on the highway construction protective fence is not affected by dust adhesion, and the cleaning effect of the highway construction protective fence is improved.

[0027] Preferably, the both ends of the dismounting seat are boltedly connected with the movable seat and the reciprocating sliding seat through fixing bolts, and the first cleaning brush is telescopically connected with the dismounting seat through the third spring.

[0028] By assembling the automatic cleaning mechanism when the highway construction protective fence is unfolded, the unfolded highway construction protective fence can be reciprocally cleaned by the automatic cleaning mechanism, the warning effect of the warning signs on the highway construction protective fence is not affected by dust adhesion, and the cleaning effect of the highway construction protective fence is improved.

[0029] Preferably, the piston dust falling mechanism comprises a piston box fixedly installed on the second support base, a second reciprocating screw rod is installed in the piston box, a reciprocating piston plate is sleeved on the surface of the second reciprocating screw rod, a driven gear is fixedly installed at the top end of the second reciprocating screw rod, the driven gear is engaged with a driving gear, a first one-way valve is inlaid at one side of the bottom end of the piston box, a shunt pipe is connected to one end of the first one-way valve, an atomizing nozzle is installed on the shunt pipe, and a second one-way valve is inlaid at the other side of the bottom end of the piston box.

[0030] The above technical scheme facilitates linkage of the piston dust falling mechanism during driving of the first reciprocating screw rod by the servo motor to drive the automatic cleaning mechanism, so that the piston dust falling mechanism can realize dust falling in the highway construction environment, and the structural linkage and driving resource utilization of the highway construction protective fence are improved.

[0031] Preferably, the second reciprocating screw rod and the piston box form a sealed rotary structure, and the second reciprocating screw rod is reciprocally slidably connected to the piston box through the reciprocating piston plate.

[0032] The above technical scheme facilitates piston movement of the reciprocating piston plate in the piston box during rotation of the second reciprocating screw rod, so that external water sources can be quantitatively extracted and atomized and discharged to realize dust falling, and the dust falling effect of the highway construction protective fence is improved.

[0033] Compared with the prior art, the highway construction protective fence has the following beneficial effects: through cooperation of the folding guard plate and the connecting seat, the highway construction protective fence can be folded and unfolded between the first support base and the second support base, so that the storage and transportation volume of the highway construction protective fence can be reduced to improve storage and transportation convenience; cooperation of the telescopic positioning mechanism, the clamping fixing mechanism and the clamping groove facilitates stable positioning and fixing during folding and storage of the highway construction protective fence, ensures stability of folding and storage, facilitates splicing and assembly of the unfolded highway construction protective fence, improves assembly and disassembly convenience of the highway construction protective fence and functionality of the telescopic positioning mechanism, and improves use convenience and use effect of the highway construction protective fence.

[0034] And the servo motor can drive the automatic cleaning mechanism to reciprocate and lift synchronously in the process of driving the first reciprocating screw rod to rotate, so that the automatic cleaning mechanism can effectively remove the dust adhered to the surface of the folding guard in the process of reciprocating and lifting, avoid the warning signs on the folding guard being polluted to affect the warning effect and safety, and meanwhile, the rotation of the first reciprocating screw rod can also drive the piston dust-settling mechanism to reciprocate, which is beneficial to quantitatively extracting and quantitatively atomizing and discharging the external water source in the process of reciprocating the piston, so as to effectively reduce the dust in the highway construction environment, improve the self-cleaning and dust-reducing effect of the highway construction protective fence, and improve the structural linkage of the self-cleaning function and the dust-reducing function in the highway construction protective fence. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is a side view appearance structure schematic diagram of the present application.

[0036] Figure 2 It is a side view unfolding structure schematic diagram of the present application.

[0037] Figure 3 It is a telescopic positioning mechanism and a clamping fixing mechanism distribution structure schematic diagram of the present application.

[0038] Figure 4 It is a telescopic positioning mechanism side cross-sectional structure schematic diagram of the present application.

[0039] Figure 5 It is a clamping fixing mechanism side cross-sectional structure schematic diagram of the present application.

[0040] Figure 6 It is an automatic cleaning mechanism and a piston dust-settling mechanism distribution structure schematic diagram of the present application.

[0041] Figure 7 It is an automatic cleaning mechanism side view exploded structure schematic diagram of the present application.

[0042] Figure 8 It is an automatic cleaning mechanism side cross-sectional structure schematic diagram of the present application.

[0043] Figure 9 It is a piston dust-settling mechanism side cross-sectional structure schematic diagram of the present application.

[0044] In the figure: 1, the first support seat; 2, the second support seat; 3, the base; 4, the connecting seat; 5, the folding guard plate; 6, the telescopic positioning mechanism; 601, the fixed shaft; 602, the threaded adjusting rod; 603, the threaded sleeve; 604, the adjusting knob; 605, the positioning seat; 606, the through hole; 607, the positioning rod; 608, the first spring; 609, the folding positioning hole; 610, the butt joint positioning hole; 7, the connecting plate; 8, the clamping fixing mechanism; 801, the limiting seat; 802, the fixed rod; 803, the adjusting plate; 804, the connecting hole; 805, the second spring; 806, the clamping block; 9, the clamping groove; 10, the servo motor; 11, the first reciprocating screw rod; 12, the automatic cleaning mechanism; 1201, the reciprocating sliding seat; 1202, the dismounting seat; 1203, the movable seat; 1204, the fixed bolt; 1205, the limiting rod; 1206, the positioning shaft; 1207, the connecting bolt; 1208, the third spring; 1209, the first cleaning brush; 1210, the second cleaning brush; 13, the piston dust falling mechanism; 1301, the piston box; 1302, the second reciprocating screw rod; 1303, the reciprocating piston plate; 1304, the driven gear; 1305, the first one-way valve; 1306, the shunt pipe; 1307, the atomizing nozzle; 1308, the second one-way valve; 14, the driving gear. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0046] Please refer to Figures 1-2 The present application provides the technical solutions: the highway construction protective fence, including first support seat 1, second support seat 2, folding guard plate 5, connecting plate 7, servo motor 10, first reciprocating screw rod 11 and driving gear 14, the bottom of first support seat 1 and second support seat 2 is fixedly installed with base 3, first support seat 1 and second support seat 2 are fixedly installed with connecting seat 4, connecting seat 4 is connected with folding guard plate 5, both ends of folding guard plate 5 are rotatably connected with first support seat 1 and second support seat 2 through connecting seat 4, and folding guard plate 5 is in a rotary folding structure, which enables folding guard plate 5 to be rotatably connected with first support seat 1 and second support seat 2 through connecting seat 4 while being folded, so as to reduce the size of the highway construction protective fence during folding and transportation, and facilitate effective isolation of the highway construction site during unfolding of the highway construction protective fence, wherein the base 3 plays a positioning role.

[0047] In combination with Figures 1-4As shown, the first support seat 1 is symmetrically provided with a telescopic positioning mechanism 6, and the telescopic positioning mechanism 6 is connected with a connecting plate 7. The telescopic positioning mechanism 6 comprises a fixed shaft 601 which is symmetrically embedded and installed on one side of the first support seat 1. One end of the fixed shaft 601 is connected with a threaded adjusting rod 602 which is bearing-connected with the first support seat 1 through the fixed shaft 601. A threaded sleeve 603 is sleeved on the surface of the threaded adjusting rod 602. The outer ring of the threaded sleeve 603 is fixedly installed with the connecting plate 7, and the threaded adjusting rod 602 and the connecting plate 7 constitute a threaded telescopic structure through the threaded sleeve 603. One end of the threaded adjusting rod 602 is fixedly installed with an adjusting knob 604. One side of the connecting plate 7 is fixedly installed with a positioning seat 605. A through hole 606 is formed in the positioning seat 605. A positioning rod 607 is slidingly connected in the through hole 606. A first spring 608 is sleeved on the surface of the positioning rod 607. Both ends of the first spring 608 are fixedly connected with the positioning rod 607 and the positioning seat 605, respectively. The positioning rod 607 and the positioning seat 605 constitute a telescopic structure through the first spring 608 and the through hole 606. The first support seat 1 is symmetrically provided with a folding positioning hole 609 and a butt joint positioning hole 610. The folding positioning hole 609 and the butt joint positioning hole 610 can be clamped and connected with the positioning rod 607. Through pulling the positioning rod 607 and resetting the positioning rod 607 by the first spring 608, the positioning rod 607 can slide in the through hole 606 and the positioning seat 605. Thus, the folding positioning hole 609 and the butt joint positioning hole 610 are clamped with the positioning rod 607 by rotating the connecting plate 7. When the positioning rod 607 is clamped with the folding positioning hole 609, the threaded adjusting rod 602 is rotated on the fixed shaft 601 by rotating the adjusting knob 604, so as to drive the threaded sleeve 603 and the connecting plate 7 to move outward, control the clamping fixing mechanism 8 to separate from the clamping groove 9, and release the restriction on the first support seat 1 and the second support seat 2, so as to facilitate unfolding the folding guard plate 5. The threaded sleeve 603 and the connecting plate 7 are moved inward by reverse rotation of the adjusting knob 604, and the clamping fixing mechanism 8 is clamped with the clamping groove 9, which is beneficial to positioning the folded highway construction protective fence.

[0048] When the positioning rod 607 is clamped with the docking positioning hole 610, the rotation of the adjusting knob 604 and the threaded adjusting rod 602 can drive the threaded sleeve 603 and the connecting plate 7 to move inward, and drive the clamping fixing mechanism 8 to form clamping with the clamping groove 9 inside the second support seat 2 of the other group of highway construction protective fence, so as to combine and splice the multiple groups of unfolded highway construction protective fence, and the rotation of the adjusting knob 604 and the threaded adjusting rod 602 can drive the threaded sleeve 603 and the connecting plate 7 to expand outward, and control the clamping fixing mechanism 8 to separate from the clamping groove 9, so as to realize the disassembly, storage and transportation of the multiple groups of combined and spliced highway construction protective fence.

[0049] In combination with Figures 1-3 and Figure 5 As shown in the figure, one end of the connecting plate 7 is provided with a clamping fixing mechanism 8, and the inside of the second support seat 2 is provided with a clamping groove 9, the clamping groove 9 is clamped and connected with the clamping fixing mechanism 8, the clamping fixing mechanism 8 includes a limiting seat 801, one end of the connecting plate 7 is fixedly installed with the limiting seat 801, the inside of the limiting seat 801 is fixedly installed with a fixed rod 802 in a symmetrical manner, the surface of the fixed rod 802 is sleeved with an adjusting pressing plate 803, the inside of the adjusting pressing plate 803 is provided with a connecting hole 804 in a symmetrical manner, the connecting hole 804 is slidingly connected with the fixed rod 802, and the fixed rod 802 limits the expansion of the adjusting pressing plate 803 through the connecting hole 804, the inside of the top side of the adjusting pressing plate 803 and the limiting seat 801 is fixedly connected with a second spring 805, the second spring 805 is sleeved with the fixed rod 802, one side of the adjusting pressing plate 803 is fixedly installed with a clamping block 806, the clamping block 806 is slidingly connected with the limiting seat 801, and the adjusting pressing plate 803 and the clamping block 806 form an expansion structure with the limiting seat 801 through the second spring 805. The above makes that when the clamping fixing mechanism 8 and the clamping groove 9 are clamped and separated, the adjusting pressing plate 803 can be limited to slide on the fixed rod 802 through the connecting hole 804 by pushing the adjusting pressing plate 803, and the clamping block 806 can be clamped and separated with the clamping groove 9, so as to realize the separation of the clamping fixing mechanism 8 and the clamping groove 9, so as to facilitate the unfolding operation of the highway construction protective fence and the disassembly of the multiple groups of spliced and assembled highway construction protective fence. When the clamping groove 9 and the clamping fixing mechanism 8 are clamped, the second spring 805 can push the adjusting pressing plate 803 to reset on the fixed rod 802 through the connecting hole 804, so that the clamping block 806 is clamped with the clamping groove 9 after resetting, so as to realize the clamping of the clamping fixing mechanism 8 and the clamping groove 9, so as to facilitate the positioning and fixing of the folded highway construction protective fence and the splicing and assembly of the multiple groups of highway construction protective fence.

[0050] In combination with Figure 1-2 and Figures 6-8As shown, the top of the second support base 2 is fixedly provided with a servo motor 10, the bottom end of the servo motor 10 is connected with a first reciprocating lead screw 11, the bottom end of the first reciprocating lead screw 11 is rotatably connected with the base 3, the first reciprocating lead screw 11 is connected with an automatic cleaning mechanism 12 between the first support base 1, the automatic cleaning mechanism 12 is attached to the folding guard plate 5, the automatic cleaning mechanism 12 comprises a reciprocating sliding seat 1201, the surface of the first reciprocating lead screw 11 is sleeved with the reciprocating sliding seat 1201, the first support base 1 is fixedly provided with a limiting rod 1205, the surface of the limiting rod 1205 is sleeved with a movable seat 1203, the movable seat 1203 and the reciprocating sliding seat 1201 are connected with a dismounting seat 1202, the two ends of the dismounting seat 1202 are bolted and fixedly connected with the movable seat 1203 and the reciprocating sliding seat 1201 through fixing bolts 1204, the two ends of the dismounting seat 1202 are embeddedly provided with positioning shafts 1206, the inside of the positioning shafts 1206 penetrates through connecting bolts 1207, one end of the connecting bolts 1207 is sleeved with a third spring 1208, one end of the third spring 1208 is connected with a first cleaning brush 1209, the first cleaning brush 1209 is slidably connected with the connecting bolts 1207, and the first cleaning brush 1209 is telescopically connected with the dismounting seat 1202 through the third spring 1208, the other end of the connecting bolts 1207 is sleeved with a second cleaning brush 1210, which makes that when the highway construction protective fence is unfolded, the two ends of the dismounting seat 1202 can be fixedly connected with the reciprocating sliding seat 1201 and the movable seat 1203 through the fixing bolts 1204, and then the dismounting seat 1202 can be dismounted when the highway construction protective fence is folded, and after the dismounting seat 1202 is installed, the first cleaning brush 1209 and the second cleaning brush 1210 can be attached to the two sides of the folding guard plate 5, and the first cleaning brush 1209 and the second cleaning brush 1210 can be connected with the dismounting seat 1202 through the connecting bolts 1207, and in the process of installation, the third spring 1208 is sleeved on the fixing bolts 1204 between the first cleaning brush 1209 and the dismounting seat 1202, and then the servo motor 10 drives the first reciprocating lead screw 11 to rotate, drives the reciprocating sliding seat 1201 to reciprocate and lift, and drives the dismounting seat 1202, the first cleaning brush 1209 and the second cleaning brush 1210 to reciprocate and lift, so that the first cleaning brush 1209 and the second cleaning brush 1210 clean the folding guard plate 5, and when the dismounting seat 1202, the first cleaning brush 1209 and the second cleaning brush 1210 reciprocate and lift, the limiting rod 1205 can lift and limit the dismounting seat 1202, the first cleaning brush 1209 and the second cleaning brush 1210 through the movable seat 1203, to ensure the stability of the reciprocating and lifting cleaning work.

[0051] In combination Figures 1-2 and Figure 9As shown, the second support base 2 is fixedly provided with a piston dust falling mechanism 13, and the top end of the piston dust falling mechanism 13 is provided with a driving gear 14 which is fixedly connected with the top end of the first reciprocating lead screw 11. The piston dust falling mechanism 13 comprises a piston box 1301 which is fixedly provided on the second support base 2, and the inside of the piston box 1301 is provided with a second reciprocating lead screw 1302 which is in a sealed rotary structure with the piston box 1301. The surface of the second reciprocating lead screw 1302 is provided with a reciprocating piston plate 1303, and the second reciprocating lead screw 1302 is reciprocatingly connected with the piston box 1301 through the reciprocating piston plate 1303. The top end of the second reciprocating lead screw 1302 is fixedly provided with a driven gear 1304 which is engaged with the driving gear 14. The bottom end of the piston box 1301 is inlaid with a first one-way valve 1305, and one end of the first one-way valve 1305 is connected with a shunt pipe 1306 which is provided with an atomizing nozzle 1307. The other side of the bottom end of the piston box 1301 is inlaid with a second one-way valve 1308. The above-mentioned structure makes the servo motor 10 drive the first reciprocating lead screw 11 to rotate, and at the same time, the driving gear 14 is also rotated, so that the driving gear 14 drives the second reciprocating lead screw 1302 to rotate in the inside of the piston box 1301 through the driven gear 1304, and drives the reciprocating piston plate 1303 to reciprocate, so that when the reciprocating piston plate 1303 rises, the inside of the piston box 1301 generates a negative pressure, and the second one-way valve 1308 and the connecting pipe quantitatively extract water from the outside, and when the reciprocating piston plate 1303 falls, the quantitatively extracted water is dispersed into the inside of the shunt pipe 1306 through the first one-way valve 1305, and is atomized and sprayed through the atomizing nozzle 1307 to realize dust falling work.

[0052] The contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0053] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A highway construction protection fence, comprising a first support base (1), a second support base (2), a folding guard plate (5), a connecting plate (7), a servo motor (10), a first reciprocating screw rod (11) and a driving gear (14), characterized in that: A base (3) is fixedly mounted on the bottom of each of the first support seat (1) and the second support seat (2); a connecting seat (4) is fixedly mounted inside each of the first support seat (1) and the second support seat (2); and a folding guard plate (5) is connected to the connecting seat (4); A telescopic positioning mechanism (6) is symmetrically provided on the first support seat (1), and a connecting plate (7) is connected to the telescopic positioning mechanism (6); A clamping fixing mechanism (8) is installed at one end of the connecting plate (7), a clamping groove (9) is provided inside the second supporting seat (2), and the clamping groove (9) is clamped and connected with the clamping fixing mechanism (8); A servo motor (10) is fixedly mounted on the top of the second support seat (2), the bottom end of the servo motor (10) is connected to a first reciprocating screw (11), the bottom end of the first reciprocating screw (11) is rotatably connected to the base (3), an automatic cleaning mechanism (12) is connected between the first reciprocating screw (11) and the first support seat (1), and the automatic cleaning mechanism (12) is in contact with the folding guard plate (5); The automatic cleaning mechanism (12) comprises a reciprocating slide (1201), the surface of the first reciprocating screw (11) is sleeved with the reciprocating slide (1201), a limiting rod (1205) is fixedly mounted on the first support seat (1), the surface of the limiting rod (1205) is sleeved with a movable seat (1203), a disassembly seat (1202) is connected between the movable seat (1203) and the reciprocating slide (1201), positioning shafts (1206) are embedded and mounted inside the two ends of the disassembly seat (1202), a connecting bolt (1207) passes through the interior of the positioning shaft (1206), one end of the connecting bolt (1207) is sleeved with a third spring (1208), one end of the third spring (1208) is connected to a first cleaning brush (1209), the first cleaning brush (1209) is slidably connected to the connecting bolt (1207), and the other end of the connecting bolt (1207) is sleeved with a second cleaning brush (1210); A piston dust reduction mechanism (13) is fixedly mounted on the second support seat (2), a driving gear (14) is parallelly engaged with the top end of the piston dust reduction mechanism (13), and the driving gear (14) is fixedly connected to the top end of the first reciprocating screw rod (11); The piston dust suppression mechanism (13) comprises a piston box (1301), the piston box (1301) is fixedly mounted on the second support seat (2), a second reciprocating screw (1302) is mounted inside the piston box (1301), a reciprocating piston plate (1303) is sleeved on the surface of the second reciprocating screw (1302), a driven gear (1304) is fixedly mounted on the top end of the second reciprocating screw (1302), the driven gear (1304) is meshed with the driving gear (14), a first one-way valve (1305) is embedded on one side of the bottom end of the piston box (1301), one end of the first one-way valve (1305) is connected to a diverter pipe (1306), an atomizing nozzle (1307) is mounted on the diverter pipe (1306), and a second one-way valve (1308) is embedded on the other side of the bottom end of the piston box (1301).

2. The highway construction protection fence according to claim 1, characterized in that: The two ends of the folding guard plate (5) are rotatably connected to the first support seat (1) and the second support seat (2) via the connecting seat (4), and the folding guard plate (5) is in a rotating folding structure.

3. The highway construction protection fence according to claim 1, characterized in that: The telescopic positioning mechanism (6) comprises a fixed shaft (601), a fixed shaft (601) is symmetrically mounted on one side of the first support seat (1), one end of the fixed shaft (601) is connected to a threaded adjustment rod (602), a threaded sleeve (603) is sleeved on the surface of the threaded adjustment rod (602), a connecting plate (7) is fixedly mounted on the outer ring of the threaded sleeve (603), an adjusting knob (604) is fixedly mounted on one end of the threaded adjustment rod (602), a positioning seat (605) is fixedly mounted on one side of the connecting plate (7), and the fixed shaft (601) is connected to the first support seat (1) and the first support seat (1) is connected to the first support seat (1). A through hole (606) is provided inside the seat (605), and a positioning rod (607) is slidably connected inside the through hole (606). A first spring (608) is sleeved on the surface of the positioning rod (607), and the two ends of the first spring (608) are fixedly connected to the positioning rod (607) and the positioning seat (605) respectively. A folding positioning hole (609) and a docking positioning hole (610) are symmetrically provided on the first support seat (1), and both the folding positioning hole (609) and the docking positioning hole (610) can be engaged with the positioning rod (607).

4. The highway construction protection fence according to claim 3, characterized in that: The threaded adjustment rod (602) is connected to the bearing of the first support seat (1) via a fixed shaft (601), and the threaded adjustment rod (602) forms a threaded telescopic structure with the connecting plate (7) via a threaded sleeve (603), and the positioning rod (607) forms a telescopic structure with the positioning seat (605) via a first spring (608) and a through hole (606).

5. The highway construction protection fence according to claim 1, characterized in that: The clamping and fixing mechanism (8) comprises a limit seat (801), one end of the connecting plate (7) is fixedly mounted with the limit seat (801), a fixing rod (802) is symmetrically fixedly mounted inside the limit seat (801), the surface of the fixing rod (802) is sleeved with an adjusting plate (803), the inside of the adjusting plate (803) is symmetrically provided with connecting holes (804), the connecting holes (804) are slidably connected to the fixing rod (802), the adjusting plate (803) is fixedly connected to the internal top side member of the limit seat (801) with a second spring (805), the second spring (805) is sleeved with the fixing rod (802), a clamping block (806) is fixedly mounted on one side of the adjusting plate (803), and the clamping block (806) is slidably connected to the limit seat (801).

6. The highway construction protection fence according to claim 5, characterized in that: The adjusting plate (803) and the clamping block (806) form a telescopic structure with the limiting seat (801) via the second spring (805), and the fixing rod (802) limits the telescopic movement of the adjusting plate (803) via the connecting hole (804).

7. The highway construction protection fence according to claim 1, characterized in that: The two ends of the disassembly seat (1202) are respectively fixedly connected to the movable seat (1203) and the reciprocating slide seat (1201) by fixing bolts (1204), and the first cleaning brush (1209) is telescopically connected to the disassembly seat (1202) by a third spring (1208).

8. The highway construction protection fence according to claim 1, characterized in that: A sealed rotating structure is formed between the second reciprocating screw (1302) and the piston box (1301), and the second reciprocating screw (1302) is connected to the piston box (1301) in a reciprocating sliding manner via the reciprocating piston plate (1303).

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