Safety protection device for blasting site

Abstract

The utility model belongs to the technical field of protection devices, and particularly relates to a blasting site safety protection device which comprises a bottom plate, a supporting rod is hinged to the upper end of the bottom plate, a baffle is welded to the upper end of the supporting rod, an expansion mechanism is arranged on the baffle, and a supporting plate is welded to the upper end of the bottom plate. And a screw rod is installed in the supporting plate through a bearing, a sliding strip is connected to the outer side of the screw rod through a thread, the sliding strip is slidably connected with the bottom plate, a connecting rod is hinged to the upper end of the sliding strip, and the connecting rod is hinged to the baffle. The sliding plates are moved to slide on the outer sides of the baffles, the sliding plates are limited through cooperation of the screw pins and the insertion holes, the overall protection height of the device can be adjusted, and the applicability of the device is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of protective devices, and in particular relates to a blasting site safety protective device. Background Art

[0002] The utility model patent with the patent authorization announcement number CN210802247U discloses a blasting site safety protection device, which relates to the field of blasting site safety protection technology. In order to solve the problem that explosives are often needed to be transported to a designated location in the existing blasting site, and explosives are fragile items, the safety protection during transportation and the safety protection during blasting site operations need to be further improved. The upper surface of the blasting site safety protection transport trolley is provided with an explosive storage box, both sides of the explosive storage box are provided with fixed clamps, the front end surface of the explosive storage box is provided with a reflective identification belt, and there are several reflective identification belts, and a danger sign is provided at the middle position of the front end surface of the explosive storage box, and one side of the blasting site safety protection transport trolley is provided with a transport vehicle push rod, and there are two transport vehicle push rods, and one side of the fixed clamp is provided with a power supply, and one side of the power supply is provided with a connecting rod body. However, when the existing blasting site safety protection device is in use, the device as a whole is not convenient to be folded and stored. At the same time, the protection height of the device is limited and the applicability is poor. Summary of the invention

[0003] The utility model aims to provide a blasting site safety protection device, which solves the problem that the existing blasting site safety protection device is inconvenient to fold and store when in use, and the protection height of the device is limited and the applicability is poor.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a blasting site safety protection device, including a base plate, a support rod is hinged on the upper end of the base plate, a baffle is welded on the upper end of the support rod, an expansion mechanism is arranged on the baffle, a support plate is welded on the upper end of the base plate, a screw is installed inside the support plate through a bearing, a sliding bar is threadedly connected to the outer side of the screw, the sliding bar is slidably connected to the base plate, a connecting rod is hinged on the upper end of the sliding bar, and the connecting rod is hinged to the baffle.

[0005] The principle of the utility model is that when in use, the device is moved to the specified position, the insertion rod is pressed down, so that the insertion rod is tilted and inserted into the ground, and then the screw is manually rotated. The screw rotates and the slide bar makes a threaded motion, so that the slide bar slides on the upper end of the bottom plate, so that the connecting rod is deflected, and the deflection of the connecting rod causes the angle of the baffle to change. The baffle is supported by the support rod, and the screw and the slide bar are rotated to make a threaded motion, so that the slide bar drives the connecting rod to deflect, so that the angle of the baffle changes, so that the device is easy to fold and store, and convenient to use. When in use, according to the protection height adjustment device, the slide plate is manually moved to slide on the outside of the baffle, and the slide plate is limited by the cooperation of the screw pin and the socket, so that the overall protection height of the device can be adjusted, making the device more applicable.

[0006] The beneficial effect of the utility model is that the baffle is supported by the support rod, and the screw rod and the slide bar are rotated to make a threaded motion, so that the slide bar drives the connecting rod to deflect, thereby changing the angle of the baffle, making the device easy to fold and store, and convenient to use.

[0007] By moving the slide plate to slide on the outside of the baffle and limiting the slide plate through the cooperation of the screw pin and the socket, the overall protection height of the device can be adjusted, making the device more applicable.

[0008] Furthermore, two plugging rods are slidably connected inside the bottom plate, and the two plugging rods are symmetrically distributed inside the bottom plate. By arranging the plugging rods, the device can be placed stably on the ground.

[0009] Furthermore, a knob is fixedly connected to the right end of the screw rod, and the knob is in contact with the support plate. By providing the knob, the screw rod is easy to rotate.

[0010] Furthermore, a dovetail block is welded at the lower end of the slide bar, a dovetail groove is provided at the upper end of the bottom plate, and the dovetail groove and the dovetail block are slidably connected. The movement of the slide bar is guided by arranging the dovetail block and the dovetail groove in coordination.

[0011] Furthermore, the expansion mechanism includes a slide plate, a screw pin, a socket, a guide block, and a guide groove. The outer side of the baffle is slidably connected with a slide plate, the inner side of the slide plate is threadedly connected with a screw pin, the inner side of the baffle is provided with a socket, and the inner side of the slide plate is welded with a guide block. By moving the slide plate to slide on the outer side of the baffle, and by cooperating with the screw pin and the socket, the slide plate is limited, so that the overall protection height of the device can be adjusted, making the device more applicable.

[0012] Furthermore, a plurality of the jacks are evenly distributed on the baffle, and the jacks are slidably connected to the screw pins. The screw pins are limited by providing the jacks.

[0013] Furthermore, a guide groove is provided on the edge of the baffle, and the guide groove is slidably connected to the guide block. The guide groove is provided to guide the movement of the guide block. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional diagram of the overall structure of the blasting site safety protection device according to an embodiment of the present invention;

[0015] Figure 2 The blasting site safety protection device according to the embodiment of the present invention Figure 1 A front view of

[0016] Figure 3 The blasting site safety protection device according to the embodiment of the present invention Figure 1 A three-dimensional diagram of the baffle in FIG.

[0017] Figure 4 The blasting site safety protection device according to the embodiment of the present invention Figure 1 Bottom view of the skateboard in. DETAILED DESCRIPTION

[0018] The following is further described in detail through specific implementation methods:

[0019] The figure marks in the drawings of the specification include: base plate 1, insertion rod 2, support rod 3, baffle 4, expansion mechanism 5, support plate 6, screw rod 7, knob 8, slide bar 9, dovetail groove 10, connecting rod 11, slide plate 51, screw pin 52, socket 53, guide block 54, guide groove 55.

[0020] like Figure 1 , Figure 2 As shown, this embodiment provides a blasting site safety protection device, including a bottom plate 1, two plug rods 2 are slidably connected inside the bottom plate 1, and the two plug rods 2 are symmetrically distributed inside the bottom plate 1. By arranging the plug rods 2, the device can be placed stably on the ground. A support rod 3 is hinged on the upper end of the bottom plate 1, and a baffle 4 is welded on the upper end of the support rod 3. An expansion mechanism 5 is arranged on the baffle 4. A support plate 6 is welded on the upper end of the bottom plate 1. A screw 7 is installed inside the support plate 6 through a bearing. The right side of the screw 7 The end is fixedly connected with a knob 8, and the knob 8 is in contact with the support plate 6. By setting the knob 8, the screw rod 7 is easy to rotate. The outer side of the screw rod 7 is connected with a slide bar 9 through a thread. A dovetail block is welded at the lower end of the slide bar 9. A dovetail groove 10 is opened at the upper end of the base plate 1. The dovetail groove 10 and the dovetail block are slidably connected. By setting the dovetail block and the dovetail groove 10 together, the movement of the slide bar 9 is guided. The slide bar 9 is slidably connected to the base plate 1. The upper end of the slide bar 9 is hinged with a connecting rod 11, and the connecting rod 11 and the baffle 4 are hinged.

[0021] like Figure 1-Figure 4As shown, the expansion mechanism 5 includes a slide plate 51, a screw pin 52, a socket 53, a guide block 54, and a guide groove 55. The slide plate 51 is slidably connected to the outer side of the baffle 4, and the inside of the slide plate 51 is connected to the screw pin 52 by a thread. The inside of the baffle 4 is provided with a socket 53, and a plurality of sockets 53 are evenly distributed on the baffle 4. The socket 53 and the screw pin 52 are slidably connected, and the screw pin 52 is limited by setting the socket 53. A guide block 54 is welded on the inner side of the slide plate 51, and a guide groove 55 is provided on the edge of the baffle 4. The guide groove 55 and the guide block 54 are slidably connected, and the movement of the guide block 54 is guided by setting the guide groove 55. The slide plate 51 is moved to slide on the outer side of the baffle 4, and the slide plate 51 is limited by the cooperation of the screw pin 52 and the socket 53, so that the overall protection height of the device can be adjusted, so that the device has better applicability.

[0022] The specific implementation process of the utility model is as follows: when in use, the device is moved to the specified position, the insertion rod 2 is pressed down, so that the insertion rod 2 is tilted and inserted into the ground, and then the screw rod 7 is manually rotated, the screw rod 7 rotates and the slide bar 9 performs a threaded movement, so that the slide bar 9 slides on the upper end of the bottom plate 1, so that the connecting rod 11 is deflected, and the deflection of the connecting rod 11 causes the angle of the baffle 4 to change, and the baffle 4 is supported by the support rod 3, and the screw 7 and the slide bar 9 are rotated to perform a threaded movement, so that the slide bar 9 drives the connecting rod 11 to deflect, so that the angle of the baffle 4 changes, so that the device is easy to fold and store, and convenient to use. When in use, according to the protective height adjustment device, the slide plate 51 is manually moved to slide on the outside of the baffle 4, and the slide plate 51 is limited by the cooperation of the screw pin 52 and the socket 53, so that the overall protective height of the device can be adjusted, making the device more applicable;

[0023] The baffle 4 is supported by the support rod 3, and the screw rod 7 and the slide bar 9 are rotated to make a threaded motion, so that the slide bar 9 drives the connecting rod 11 to deflect, thereby changing the angle of the baffle 4, so that the device is easy to fold and store, and convenient to use;

[0024] By moving the slide plate 51 to slide on the outside of the baffle 4 and limiting the slide plate 51 through the cooperation of the screw pin 52 and the socket 53, the overall protection height of the device can be adjusted, making the device more applicable.

[0025] It should be noted in advance that, in the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The above is only an embodiment of the present invention, and the common knowledge such as the known specific structure and characteristics in the scheme is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present invention, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A blasting site safety protection device, comprising a bottom plate, characterized in that: The upper end of the base plate is hinged with a support rod, the upper end of the support rod is welded with a baffle, the baffle is provided with an expansion mechanism, the upper end of the base plate is welded with a support plate, the interior of the support plate is installed with a screw through a bearing, the outer side of the screw is connected with a sliding bar through a thread, the sliding bar is slidably connected to the base plate, the upper end of the sliding bar is hinged with a connecting rod, and the connecting rod is hinged to the baffle.

2. The blasting site safety protection device according to claim 1, characterized in that: The interior of the bottom plate is slidably connected to two insertion rods, which are symmetrically distributed inside the bottom plate.

3. The blasting site safety protection device according to claim 1, characterized in that: The right end of the screw rod is fixedly connected with a knob, and the knob is in contact with the support plate.

4. The blasting site safety protection device according to claim 1, characterized in that: A dovetail block is welded at the lower end of the slide bar, a dovetail groove is provided at the upper end of the bottom plate, and the dovetail groove and the dovetail block are slidably connected.

5. The blasting site safety protection device according to claim 1, characterized in that: The expansion mechanism includes a slide plate, a screw pin, a socket, a guide block, and a guide groove. The outer side of the baffle is slidably connected to the slide plate, the interior of the slide plate is threadedly connected to the screw pin, the interior of the baffle is provided with a socket, and the inner side of the slide plate is welded with a guide block.

6. The blasting site safety protection device according to claim 5, characterized in that: A plurality of the insertion holes are evenly distributed on the baffle plate, and the insertion holes are slidably connected with the screw pins.

7. The blasting site safety protection device according to claim 5, characterized in that: A guide groove is provided on the edge of the baffle, and the guide groove is slidably connected with the guide block.

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