CN217631746U - Safety device is used in ground construction - Google Patents

Abstract

The utility model discloses a safety device is used in ground construction relates to the protector field, the on-line screen storage device comprises a base, the bottom fixed connection wedge nail of base, the upper end of base articulates there is the guard plate, sliding connection has two symmetric distribution's extension board in the guard plate, every equal fixedly connected with spacing on the extension board, the mutual contact between the spacing, sliding connection has the locating pin in the guard plate, locating pin and extension board sliding connection, the top fixedly connected with of locating pin draws the piece. Through set up two gliding extension boards in the guard plate, then set up the locating pin that stretches out and draws back through first spring on the guard plate, then set up a plurality of evenly distributed's locating hole on the extension board, through the cooperation of different locating holes and locating pin, can make the length that extends out the guard plate fix a position, and then make whole protection area adjust, increase the suitability.

Description

Safety device is used in ground construction

Technical Field

The utility model relates to a protector field especially relates to a safety device is used in ground construction.

Background

In geotechnical engineering process, generally need support the protection to the construction department, avoid the landing of the soil stone on the rock soil wall to cause the injury construction to the site constructor, for example "CN210459227U" provides the safety device in the geotechnical engineering construction. But current protector protective surface is limited, can not adjust protective surface according to actual conditions, and the suitability is relatively poor to protector does not have fine buffer gear, and life can be reduced to striking many times. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safety device is used in ground construction has solved current protector protection area and has limited, can not adjust protection area according to actual conditions, and the suitability is relatively poor to protector does not have fine buffer gear, and striking many times can reduce life's technical problem.

In order to solve the technical problem, the utility model provides a pair of safety device is used in ground construction, the on-line screen storage device comprises a base, the bottom fixed connection wedge nail of base, the upper end of base articulates there is the guard plate, sliding connection has the extension board of two symmetric distributions in the guard plate, every equal fixedly connected with spacing on the extension board, contact each other between the spacing, sliding connection has the locating pin in the guard plate, locating pin and extension board sliding connection, the top fixedly connected with of locating pin draws the piece, first spring has been cup jointed to the outside of locating pin, the back of guard plate articulates there is the sleeve, telescopic internal surface fixedly connected with rubber sleeve, sliding connection has the rubber circle in the rubber sleeve, fixedly connected with slide bar in the rubber circle, the slide bar is articulated with the base, be provided with the second spring in the sleeve, the one end and the slide bar fixed connection of second spring, the other end fixed connection of second spring is in telescopic internal surface.

Preferably, fixedly connected with handle on the extension board, the handle is stainless steel. Through the design of handle, be convenient for pull out the guard plate with the extension board.

Preferably, the limiting strip is provided with a ball, and the ball is in contact with the inner surface of the protection plate. The design of the ball bearings has an auxiliary effect on the sliding of the extension plate in the protection plate.

Preferably, a plurality of uniformly distributed positioning holes are formed in the extension plate, and the positioning holes are in sliding connection with the positioning pins. Through the design of locating hole, with the locating pin cooperation, have the positioning action to the extension board.

Preferably, a baffle ring is fixedly connected to the locating pin, and the baffle ring is in contact with the extension plate. Through the design of the baffle ring, the positioning pin is limited.

Preferably, one end of the first spring is fixedly connected with a pull block, and the other end of the first spring is fixedly connected to the outer surface of the protection plate. Through the design of first spring, have the supplementary effect that resets to the locating pin.

Compared with the prior art, the utility model provides a pair of safety device for ground construction has following beneficial effect:

the utility model provides a safety device is used in ground construction through set up two can gliding extension boards in the guard plate, then sets up the locating pin that stretches out and draws back through first spring on the guard plate, and then sets up a plurality of evenly distributed's locating hole on the extension board, through the cooperation of different locating holes and locating pin, can make the extension stretch out the length of guard plate and fix a position, and then make whole protection area adjust, increase the suitability.

The utility model provides a safety device is used in ground construction, through setting up the base, and the guard plate is articulating on the base, then set up the articulated sleeve at the back of guard plate, set up the slide bar that stretches out and draws back through the second spring in the sleeve, and the slide bar then with articulated between the base, and set up the rubber sleeve and the rubber circle combination that have certain frictional resistance between slide bar and the sleeve, when the guard plate receives the striking like this, receive the compression through the spring, then the frictional force between rubber circle and the rubber sleeve can be cushioned the elastic potential energy of second spring gradually to falling in the cooperation, and because the existence of rubber sleeve and rubber circle, sleeve and slide bar are when relative slip, air between the two can be compressed, air after the compression also can play fine cushioning effect, and then prevent that the guard plate from receiving hard striking many times and reducing service life.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front cross-sectional view of the present invention shown in fig. 1;

fig. 3 is a side cross-sectional view of the present invention shown in fig. 1.

Reference numbers in the figures: 1. a base; 2. wedge nails; 3. a protection plate; 4. an extension plate; 5. a handle; 6. a limiting strip; 7. a ball bearing; 8. positioning pins; 9. positioning holes; 10. pulling the block; 11. a first spring; 12. a baffle ring; 13. a sleeve; 14. a rubber sleeve; 15. a rubber ring; 16. a slide bar; 17. a second spring.

Detailed Description

Please refer to fig. 1, fig. 2, fig. 3, a safety device for rock and soil construction, which comprises a base 1, a bottom fixed connection wedge nail 2 of the base 1, the upper end of the base 1 is hinged with a protection plate 3, two extension plates 4 symmetrically distributed are slidably connected in the protection plate 3, a handle 5 is fixedly connected on the extension plates 4, the handle 5 is made of stainless steel, the design of the handle 5 is adopted, the protection plate 3 is convenient to pull the extension plates 4 out, a limit strip 6 is fixedly connected on each extension plate 4, the limit strips 6 are in mutual contact, balls 7 are arranged on the limit strips 6, the balls 7 are in internal surface contact with the protection plate 3, the design of the balls 7 is adopted, and the sliding of the extension plates 4 in the protection plate 3 is assisted.

Please refer to fig. 2 and fig. 3, the protection plate 3 is internally and slidably connected with a positioning pin 8, the positioning pin 8 is slidably connected with the extension plate 4, the extension plate 4 is provided with a plurality of uniformly distributed positioning holes 9, the positioning holes 9 are slidably connected with the positioning pin 8, the positioning holes are designed through the positioning holes 9 and matched with the positioning pin 8, the positioning function is provided for the extension plate 4, the top fixedly connected with pull block 10 of the positioning pin 8 is sleeved with a first spring 11, one end fixedly connected with pull block 10 of the first spring 11 is connected with the outer surface of the protection plate 3, the other end fixedly connected with the outer surface of the protection plate 11 is connected with the positioning pin 8 through the design of the first spring 11, the positioning pin 8 is assisted to reset, the positioning pin 8 is fixedly connected with a baffle ring 12, the baffle ring 12 is in contact with the extension plate 4, and the positioning pin 8 is limited by the design of the baffle ring 12.

Referring to fig. 3, a sleeve 13 is hinged to the back of the protection plate 3, a rubber sleeve 14 is fixedly connected to the inner surface of the sleeve 13, a rubber ring 15 is slidably connected to the rubber sleeve 14, a slide rod 16 is fixedly connected to the inside of the rubber ring 15, the slide rod 16 is hinged to the base 1, a second spring 17 is arranged in the sleeve 13, one end of the second spring 17 is fixedly connected to the slide rod 16, and the other end of the second spring 17 is fixedly connected to the inner surface of the sleeve 13.

The working principle is as follows: when the device is used, the whole body is carried to a preset place, then downward pressure is applied to the whole body, the wedge nail 2 is completely inserted into the ground, the protection plate 3 is close to the rock soil, the length of the extension plate 4 extending out of the protection plate 3 is adjusted according to the actual protection area, only the pull block 10 needs to be pulled upwards, the pull block 10 drives the positioning pin 8 to move upwards and stretch the first spring 11, the positioning pin 8 further leaves from the current positioning hole 9 in the extension plate 4, the limitation on the positioning pin 8 is further removed, then the extension plate 4 is pulled out of the protection plate 3 through the handle 5, when the extension plate 4 extends out enough, the pull block 10 is loosened, at the moment, the first spring 11 resets, the positioning pin 8 is pulled back to reset, the positioning pin 8 enters another positioning hole 9 and positions the extension plate 4 again, so that the stability of the extension plate 4 is ensured, and the purpose of adjusting the protection area of the whole body is achieved;

when receiving the striking when the ground landing on guard plate 3 and extension board 4, guard plate 3 and extension board 4 can be with the impulsive force effect on sleeve 13, and sleeve 13 then and slide bar 16 between relative slip, and the two gliding while can compress second spring 17, and the air between the two is compressed, rub between the rubber sleeve 14 of sleeve 13 inner wall and the outside rubber circle 15 of slide bar 16 this moment, make second spring 17's elastic potential energy cushion gradually and fall, and then reach the purpose to guard plate 3 and extension board 4 buffering, and then prevent that guard plate 3 from receiving hard striking many times and reducing life.

Claims (6)

1. A safety protection device for rock-soil construction comprises a base (1) and is characterized in that, the bottom of the base (1) is fixedly connected with a wedge nail (2), the upper end of the base (1) is hinged with a protection plate (3), the protection plate (3) is internally and slidably connected with two extension plates (4) which are symmetrically distributed, each extension plate (4) is fixedly connected with a limit strip (6), the limiting strips (6) are mutually contacted, the protection plate (3) is internally and slidably connected with a positioning pin (8), the positioning pin (8) is connected with the extension plate (4) in a sliding way, the top of the positioning pin (8) is fixedly connected with a pull block (10), a first spring (11) is sleeved outside the positioning pin (8), the back of the protection plate (3) is hinged with a sleeve (13), the inner surface of the sleeve (13) is fixedly connected with a rubber sleeve (14), a rubber ring (15) is connected in the rubber sleeve (14) in a sliding way, a sliding rod (16) is fixedly connected in the rubber ring (15), the sliding rod (16) is hinged with the base (1), a second spring (17) is arranged in the sleeve (13), one end of the second spring (17) is fixedly connected with the sliding rod (16), the other end of the second spring (17) is fixedly connected to the inner surface of the sleeve (13).

2. The safety protection device for geotechnical construction according to claim 1, wherein the handle (5) is fixedly connected to the extension plate (4), and the handle (5) is made of stainless steel.

3. The safety protection device for geotechnical construction according to claim 1, wherein the limiting strip (6) is provided with a ball (7), and the ball (7) is in contact with the inner surface of the protection plate (3).

4. The safety protection device for geotechnical construction according to claim 1, wherein the extension plate (4) is provided with a plurality of uniformly distributed positioning holes (9), and the positioning holes (9) are slidably connected with the positioning pins (8).

5. The safety protection device for geotechnical construction according to claim 1, wherein a baffle ring (12) is fixedly connected to the positioning pin (8), and the baffle ring (12) is in contact with the extension plate (4).

6. The safety device for geotechnical construction according to claim 1, wherein one end of the first spring (11) is fixedly connected with a pull block (10), and the other end of the first spring (11) is fixedly connected to the outer surface of the protection plate (3).

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