CN216527765U

CN216527765U - Deep foundation pit safety device for highway construction

Info

Publication number: CN216527765U
Application number: CN202122860870.4U
Authority: CN
Inventors: 李静; 唐志涛
Original assignee: Anhui Zhenyuan Construction Engineering Co ltd
Current assignee: Anhui Zhenyuan Construction Engineering Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-13
Anticipated expiration: 2031-11-22

Abstract

The application relates to a deep foundation pit safety protection device for highway construction, which comprises a cross brace and bases fixedly connected at two ends of the cross brace, wherein rollers are installed at the bottom of the bases, two diagonal braces are fixedly connected to the tops of the two bases, the top of each diagonal brace at the same end is fixedly connected with a same top plate, a lifting mechanism is arranged on each diagonal brace, each lifting mechanism comprises eight double-sliding-hole sliders, the corresponding two double-sliding-hole sliders are sleeved on the same diagonal brace in a sliding manner, a positioning shaft is fixedly connected to one of the two top plates, a limiting mechanism is arranged on each positioning shaft, each limiting mechanism comprises a limiting rod, each lifting mechanism further comprises two screw rods, each screw rod is rotatably connected between the base and the top plate at the same end, in the application, the double-sliding-hole sliders can be limited through the diagonal braces, and under the matching of the double-sliding-hole sliders and the single-sliding-hole sliders, a warning plate can be pushed to slide up and down, the height can be conveniently adjusted, and the device can be used for different terrains.

Description

Deep foundation pit safety device for highway construction

Technical Field

The application relates to the technical field of deep foundation pit protection, especially, relate to a deep foundation pit safety device for highway construction.

Background

Highway engineering refers to the work of investigation, measurement, design, construction, maintenance, management, etc. of a highway structure. The highway engineering structure includes: roadbeds, pavements, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, as well as houses, workshops and other service facilities used for construction, maintenance and monitoring, often require deep foundation pits to be excavated in highway engineering.

The deep foundation pit is an engineering with the excavation depth of more than 5 meters (including 5 meters), or the excavation depth of less than 5 meters, but the geological conditions, the surrounding environment and underground pipelines are particularly complex, and in the construction process, in order to prevent personnel from falling into the deep foundation pit, safety protection devices are required to be placed at the periphery of the deep foundation pit.

However, the existing deep foundation pit safety protection device is fixed in structure, cannot be adjusted in height and is not convenient and fast to use. Therefore, the technical personnel in the field provide a safety protection device for a deep foundation pit for highway construction, so as to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem provided in the background art, the application provides a deep foundation pit safety device for highway construction.

The application provides a pair of deep basal pit safety device for highway construction adopts following technical scheme:

the utility model provides a deep basal pit safety device for highway construction, includes stull and the base of fixed connection at the stull both ends, the gyro wheel is installed to the bottom of base, two bracings of the equal fixedly connected with in top of two bases, the same roof of the top fixedly connected with of two bracings of same end, be provided with elevating system on the bracings, elevating system includes eight double-slide-hole sliders, two double-slide-hole slider slip covers that correspond are established on same stull, fixedly connected with location axle on the roof in two roofs, the epaxial stop gear that is provided with of location, stop gear includes the gag lever post, the one end of gag lever post is rotated the cover and is established epaxially in the location.

Through adopting above-mentioned technical scheme, can increase the steadiness with two base fixed connection together through the stull, the gyro wheel of base bottom installation simultaneously can conveniently remove, under the cooperation of two slide opening sliders and single slide opening slider, can promote the warning board and slide from top to bottom, and convenient height-adjusting uses to different relief.

Preferably, the lifting mechanism further comprises two screws, the screws are rotatably connected between the base and the top plate at the same end, single-sliding-hole sliders are sleeved on the screws in a threaded connection mode, and the two double-sliding-hole sliders and the single-sliding-hole slider on the same horizontal plane at the same end are slidably sleeved with the same sliding rod.

By adopting the technical scheme, when the screw rod rotates, the single-sliding-hole sliding block can be pushed to slide up and down in a matched manner, and the corresponding double-sliding-hole sliding block and the single-sliding-hole sliding block can be pushed to synchronously slide up and down under the action of the sliding rod.

Preferably, the same warning board is fixedly connected between the four single-sliding-hole sliding blocks, the bottom end of the screw rod extends into the base and is fixedly sleeved with a first bevel gear, a second bevel gear is arranged on the first bevel gear in a meshed mode, and the same connecting rod is fixedly connected between the two second bevel gears.

Through adopting above-mentioned technical scheme, under the effect of connecting rod, can be so that two second bevel gears rotate in step to can rotate two first bevel gears in step, can rotate two screws through two first bevel gears in step.

Preferably, one of the two first bevel gears is provided with a third bevel gear in a meshed manner, the third bevel gear is fixedly connected with a rotating rod, and the rotating rod is rotatably connected to the base.

Through adopting above-mentioned technical scheme, can rotate the third bevel gear through the bull stick, and then can rotate corresponding first bevel gear.

Preferably, another roof in two roofs rotates and is provided with the locking axle, and the epaxial fixed cover of locking is equipped with the cutting ferrule, and the epaxial fixed cover of locking is equipped with reset spring, is provided with the draw-in groove on the roof that corresponds, and reset spring's one end extends to in the draw-in groove and cooperatees with the draw-in groove.

Through adopting above-mentioned technical scheme, cooperate through reset spring and draw-in groove, can carry on spacingly to the locking axle for the cutting ferrule remains throughout vertical, conveniently locks the gag lever post.

To sum up, the application comprises the following beneficial technical effects:

1. during the use, rotate the third bevel gear through the bull stick earlier, can rotate corresponding first bevel gear through the third bevel gear, under the effect of connecting rod, can make two second bevel gears synchronous rotation, thereby can rotate two first bevel gears in step, can rotate two screw rods in step through two first bevel gears, when the screw rod rotates, alright slide with the cooperation promotion list slide hole slider, and under the effect of slide bar, can avoid the rotation of list slide hole slider, and make the two slide hole sliders that correspond and the synchronous slip of list slide hole slider, thereby can conveniently adjust the height of warning board, the convenience is used in the relief of difference.

2. When not using, can promote cutting ferrule and locking shaft earlier and rotate, rotate the gag lever post after that to place the one end of gag lever post in the cutting ferrule, later loosen the cutting ferrule, under the cooperation of reset spring and draw-in groove, alright with promoting the locking shaft and reseing, make the cutting ferrule keep vertical, thereby conveniently lock the gag lever post.

Drawings

Fig. 1 is a schematic structural diagram of a front cross section of a deep foundation pit safety protection device for highway construction in an embodiment of the application;

FIG. 2 is a schematic structural diagram of a side view section of a deep foundation pit safety protection device for road construction in an embodiment of the application;

fig. 3 is an enlarged schematic view of a part a of the safety device for a deep foundation pit for road construction in the embodiment of the present application;

fig. 4 is an enlarged schematic view of a part B in fig. 1 of a deep foundation pit safety device for road construction according to an embodiment of the present application.

Description of reference numerals: 1. a base; 2. a cross brace; 3. a roller; 4. bracing; 5. a top plate; 6. a double-slide-hole slide block; 7. positioning the shaft; 8. a limiting rod; 9. a screw; 10. a single slide hole slider; 11. a slide bar; 12. a warning board; 13. a first bevel gear; 14. a second bevel gear; 15. a connecting rod; 16. a third bevel gear; 17. a rotating rod; 18. a locking shaft; 19. a card sleeve; 20. a return spring; 21. a clamping groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses deep basal pit safety device for highway construction. Referring to fig. 1-4, a deep foundation pit safety protection device for road construction comprises a cross brace 2 and bases 1 fixedly connected to both ends of the cross brace 2, and is characterized in that rollers 3 are installed at the bottom of the bases 1, two cross braces 4 are fixedly connected to the tops of the two bases 1, the tops of the two cross braces 4 at the same end are fixedly connected with a same top plate 5, a lifting mechanism is arranged on each cross brace 4, the lifting mechanism comprises eight double-sliding-hole sliders 6, the corresponding two double-sliding-hole sliders 6 are slidably sleeved on the same cross brace 4, a positioning shaft 7 is fixedly connected to one top plate 5 of the two top plates 5, a limiting mechanism is arranged on each positioning shaft 7, the limiting mechanism comprises a limiting rod 8, one end of each limiting rod 8 is rotatably sleeved on each positioning shaft 7, the two bases 1 can be fixedly connected together through the cross brace 2, and the structural stability is improved, install simultaneously and can conveniently carry at the gyro wheel 3 of base 1 bottom, under the effect of bracing 4, can fix roof 5, carry on spacingly to two slide shoe 6 simultaneously, under the cooperation of two slide shoe 6 and single slide shoe 10, can promote warning board 12 and slide from top to bottom, convenient height-adjusting can use to different relief.

In this application, elevating system still includes two screw rods 9, screw rod 9 rotates to be connected between base 1 and roof 5 with the end, single slide opening slider 10 is established to threaded connection cover on the screw rod 9, it is equipped with same slide bar 11 to lie in two double slide opening sliders 6 on the same horizontal plane of same end and the slip cap on single slide opening slider 10, when screw rod 9 rotates, can cooperate and promote single slide opening slider 10 and slide from top to bottom, under slide bar 11's effect, can promote the synchronous upper and lower slip of double slide opening slider 6 and single slide opening slider 10 that correspond.

In this application, the same warning board 12 of fixedly connected with between four single sliding hole sliders 10, the bottom of screw rod 9 extends to in the base 1 and fixed cover is equipped with first bevel gear 13, the meshing is provided with second bevel gear 14 on first bevel gear 13, the same connecting rod 15 of fixedly connected with between two second bevel gears 14, under the effect of connecting rod 15, can make two second bevel gear 14 synchronous rotations, thereby can rotate two first bevel gears 13 in step, can rotate two screw rods 9 in step through two first bevel gears 13.

In this application, meshing is provided with third bevel gear 16 on one first bevel gear 13 in two first bevel gears 13, fixedly connected with bull stick 17 on the third bevel gear 16, and bull stick 17 rotates to be connected on base 1, can rotate third bevel gear 16 through bull stick 17, and then can rotate corresponding first bevel gear 13.

In this application, it is provided with locking axle 18 to rotate on another roof 5 in two roofs 5, the fixed cover is equipped with cutting ferrule 19 on the locking axle 18, the fixed cover is equipped with reset spring 20 on the locking axle 18, be provided with draw-in groove 21 on the roof 5 that corresponds, reset spring 20's one end extends to in the draw-in groove 21 and cooperatees with draw-in groove 21, cooperate through reset spring 20 and draw-in groove 21, can carry on spacingly to locking axle 18, make cutting ferrule 19 remain vertical throughout, the convenience is locked gag lever post 8.

The embodiment of the application provides a deep basal pit safety device for highway construction's implementation principle does: when the warning board is used, the third bevel gear 16 can be rotated through the rotating rod 17, the corresponding first bevel gear 13 can be rotated through the third bevel gear 16, the two second bevel gears 14 can be synchronously rotated under the action of the connecting rod 15, so that the two first bevel gears 13 can be synchronously rotated, the two screw rods 9 can be synchronously rotated through the two first bevel gears 13, the single-sliding-hole sliding block 10 can be pushed to slide in a matched manner when the screw rods 9 rotate, the single-sliding-hole sliding block 10 can be prevented from rotating under the action of the sliding rod 11, the corresponding double-sliding-hole sliding block 6 and the single-sliding-hole sliding block 10 can be synchronously slid, so that the height of the warning board 12 can be conveniently adjusted, the warning board is conveniently used in different terrains, when the warning board is not used, the cutting sleeve 19 and the locking shaft 18 can be pushed to rotate firstly, then the limiting rod 8 is rotated, one end of the limiting rod 8 is placed in the cutting sleeve 19, and then the cutting sleeve 19 is loosened, under the cooperation of reset spring 20 and draw-in groove 21, alright with promoting locking axle 18 and reseing for cutting ferrule 19 keeps vertical, thereby conveniently locks gag lever post 8, and can increase the steadiness with two base 1 fixed connection together through stull 2, through the gyro wheel 3 of base 1 bottom installation, can conveniently remove.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A deep foundation pit safety protection device for highway construction comprises a cross brace (2) and bases (1) fixedly connected with two ends of the cross brace (2), it is characterized in that the bottom of the base (1) is provided with a roller (3), the top of each of the two bases (1) is fixedly connected with two inclined struts (4), the top of each of the two inclined struts (4) at the same end is fixedly connected with the same top plate (5), the inclined struts (4) are provided with a lifting mechanism, the lifting mechanism comprises eight double-sliding-hole sliding blocks (6), two sliding block (6) that correspond slip the cover and establish on same bracing (4), fixedly connected with location axle (7) on one roof (5) in two roof (5), be provided with stop gear on location axle (7), stop gear includes gag lever post (8), and the one end of gag lever post (8) is rotated the cover and is established on location axle (7).

2. The deep foundation pit safety protection device for road construction according to claim 1, characterized in that: elevating system still includes two screw rods (9), and screw rod (9) rotate to be connected between base (1) and roof (5) of same end, and single slide opening slider (10) are established to threaded connection cover on screw rod (9), and the sliding sleeve is equipped with same slide bar (11) on two double slide opening sliders (6) and single slide opening slider (10) that lie in same horizontal plane of same end.

3. The deep foundation pit safety protection device for road construction according to claim 2, characterized in that: the same warning board (12) is fixedly connected among the four single-sliding-hole sliding blocks (10), the bottom end of the screw rod (9) extends into the base (1) and is fixedly sleeved with a first bevel gear (13), the first bevel gear (13) is meshed with a second bevel gear (14), and the same connecting rod (15) is fixedly connected between the two second bevel gears (14).

4. The deep foundation pit safety device for road construction according to claim 3, characterized in that: one first bevel gear (13) of the two first bevel gears (13) is meshed with a third bevel gear (16), a rotating rod (17) is fixedly connected to the third bevel gear (16), and the rotating rod (17) is rotatably connected to the base (1).

5. The deep foundation pit safety protection device for road construction according to claim 1, characterized in that: the other top plate (5) of the two top plates (5) is provided with a locking shaft (18) in a rotating mode, the locking shaft (18) is fixedly sleeved with a clamping sleeve (19), the locking shaft (18) is fixedly sleeved with a return spring (20), the corresponding top plate (5) is provided with a clamping groove (21), and one end of the return spring (20) extends into the clamping groove (21) and is matched with the clamping groove (21).