CN209398201U - A construction safety protection structure - Google Patents

Abstract

The utility model belongs to the field of building construction auxiliary equipment, and specifically discloses a building construction safety protection structure, which includes a protective bottom frame, a first protective column and a second protective column are arranged on the protective bottom frame, and the first protective column is horizontally slidingly connected There is a first protective door, a second protective door is slidingly connected horizontally on the second protective column, a bolt is connected horizontally slidingly on the first protective door, a first transmission mechanism is connected between the latch and the first protective door, and the second protective door There is a bolt seat that matches the bolt; the protective bottom frame is rotatably connected with an inclined first pedal, and there are second transmissions between the first pedal and the first protective door, and between the first pedal and the second protective door. mechanism. The utility model can realize the self-locking of the protective door, so as to avoid the problem of potential safety hazard caused by construction personnel forgetting to unlock the protective door.

Description

A construction safety protection structure

technical field

The utility model relates to the field of building construction auxiliary equipment, in particular to a building construction safety protection structure.

Background technique

At present, in the process of building construction, construction companies will inevitably encounter safety protection problems during construction. For safety reasons, entering the work area of the construction site (such as material hoists, construction elevators, etc.) must pass through a protective door , Construction personnel need to lock the protective door after passing through the protective door to ensure the effective protection of the protective door.

However, in the existing construction process, the problem of forgetting to close the protective door often occurs. Although corresponding measures have been taken to remind construction workers to pay attention to closing the door, such as pasting slogans such as "Be careful and close the door" on the protective door, many Construction workers still forget to close the door, and even some construction workers do not close and lock the door because they think it has nothing to do with them, causing the protection of the protective door to fail.

Utility model content

The purpose of the utility model is to provide a safety protection structure for building construction, which can realize the self-locking of the protective door, so as to avoid the problem of potential safety hazard caused by construction personnel forgetting to unlock the protective door.

In order to achieve the above object, the utility model adopts the following technical solutions:

A building construction safety protection structure, comprising a protective bottom frame, a first protective column and a second protective column are arranged on the protective bottom frame, a first protective door is connected to the first protective column by lateral sliding, and a lateral sliding movement is provided on the second protective column A second protective door is connected, and a latch is horizontally slidably connected to the first protective door, and a first transmission mechanism is connected between the latch and the first protective door, and a latch seat that cooperates with the latch is provided on the second protective door; the protective bottom frame An inclined first pedal is connected to the upper rotation, and a second transmission mechanism is arranged between the first pedal and the first protective door, and between the first pedal and the second protective door.

The principle of this scheme is:

The first protective column is used as the supporting mechanism of the first protective door, the second protective column is used as the supporting mechanism of the second protective door, and the second transmission mechanism is used to transmit between the first pedal and the first protective door and between the first pedal and the second protective door. The power between the protective doors, when the construction personnel step on the first pedal, can drive the first protective door and the second protective door to move through the second transmission mechanism, so that the exposed between the first protective door and the second protective door Space for construction workers to pass through. When the first protective door slides on the first column, the bolt on the first protective door moves through the first transmission mechanism, and the bolt moves faster than the first protective door, so when the first protective door is far away from the second protective door During the door movement, the latch on the first protective door slides out of the latch seat on the second protective door, so that the first protective door and the second protective door can be opened smoothly, and the latch on the first protective door will not Exposing the outside of the first protective door affects the passage of construction personnel; during the movement of the first protective door close to the second protective door, the latch on the first protective door can be inserted into the latch seat on the second protective door, so that the first protective door And the second protective door can be locked smoothly.

Adopting this scheme can achieve the following technical effects:

1. After the construction personnel pass through the first protective door and the second protective door, the latch can slide on the first protective door to realize the automatic insertion of the latch into the latch seat, and realize the automatic locking of the first protective door and the second protective door, avoiding The problem of potential safety hazards caused by construction personnel forgetting to unlock the protective door.

2. The action of opening and closing the door is realized by the construction personnel stepping on the first pedal and leaving the first pedal, without manual opening and closing of the door.

Further, the first transmission mechanism includes a first gear, a first rack and a second rack, the first gear is rotatably connected to the first protective door, the first rack is fixedly connected to the first protective column, and the second rack is connected to the first protective column. The bolt is fixedly connected, and the first rack and the second rack are respectively engaged on both sides of the first gear. When the first protective door slides on the first protective column, it drives the first gear on the first protective door to roll on the first rack on the first protective column, and the first gear drives the second rack to slide, and the second tooth The bar drives the bolt to move, thereby realizing that the moving speed of the bolt is faster than that of the first protective door.

Further, the second transmission mechanism between the first pedal and the first protective door includes a rotating shaft, a fixed pulley, a second gear and a third rack, the rotating shaft is rotatably connected to the first column, the fixed pulley is fixedly connected to the rotating shaft, and the fixed pulley A rope is wound on the top, one end of the rope is fixedly connected with the first pedal, and the other end is fixed with a counterweight. fixedly connected, and the third rack meshes with the second gear. When a person steps on the first pedal, step on the first pedal so that the first pedal is in a horizontal state, the first pedal drives the counterweight to move upward through the rope, the rope drives the fixed pulley to rotate, and the fixed pulley drives the rotating shaft and the second gear Rotate, the second gear drives the third rack to move laterally, and the third rack drives the first protective door to move laterally. The first protective door and the second protective door can be opened automatically by stepping on the first pedal by the construction personnel, without manual operation Open.

Further, the protective bottom frame is also rotatably connected with an inclined second pedal, the first pedal and the second pedal are arranged symmetrically with the axis of the protective bottom frame, the high end of the first pedal is close to the axis of the protective bottom frame, and the first pedal and the second pedal A third transmission mechanism is connected between the two pedals. When the construction personnel step on the first pedal, the first pedal and the second pedal are in the horizontal state. When the workers return to the first protective door and the second protective door, they can step on it from the bottom of the second pedal to avoid Construction crews pedal straight from the high end of the first pedal.

Further, the third transmission mechanism includes a bayonet groove set on the high end of the first pedal and a bayonet pin arranged on the high end of the second pedal, and the bayonet pin is slidably connected in the bayonet groove. When the first pedal is rotated, the second pedal is driven to rotate through the engaging action of the bayonet pin and the bayonet slot.

Further, the first pedal is fixedly connected with a support shaft, the support shaft is located at the edge of the first pedal, and the support shaft is rotatably connected with the protective bottom frame. When the first pedal rotates, it rotates around the support shaft. Because the support shaft is located at the edge of the first pedal, when the first pedal is in an inclined state, the low end of the first pedal and the protective bottom frame are roughly in the same horizontal plane, which is convenient for construction workers to step on.

Further, the connecting end of the rope and the first pedal is the high end of the first pedal. This connection position is the best connection position. When the construction personnel step on the first pedal, the rope can be pulled the farthest, that is, the rotation angle of the movable pulley is the largest, and the movable pulley drives the first protective door and the second protective door to move the farthest. , the opening of the first protective door and the second protective door is the largest, which is convenient for construction personnel to pass through.

Further, the connecting end of the rope and the first pedal is located on the side of the first pedal. This connection position is a better connection position, and the rope is connected with the side of the first pedal, and the rope will not affect the construction personnel walking on the first pedal.

Further, the first pedal and the second pedal are hollow wooden pedals. Adopting this structure can reduce the weight of the first pedal and the second pedal.

Description of drawings

Fig. 1 is the front view of the utility model embodiment;

Fig. 2 is the top view of the first pedal and the second pedal in Fig. 1;

Fig. 3 is a sectional view of A-A in Fig. 2 .

Detailed ways

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

The reference signs in the accompanying drawings of the description include: the protective bottom frame 1, the first protective column 2, the first chute 201, the second protective column 3, the second chute 301, the first protective door 4, the latch 41, the second Protective door 5, latch seat 51, the third rack 6, counterweight 7, rope 8, support arm 9, rotating shaft 10, fixed pulley 11, second gear 12, first rack 13, first gear 14, the first Two racks 15 , a first pedal 16 , a second pedal 17 , a support shaft 160 , a second mounting plate 18 , a bayonet pin 19 , a bayonet 20 , and a first mounting plate 21 .

As shown in Figures 1 and 2, a construction safety protection structure of the present embodiment includes a protective bottom frame 1, a first protective column 2 and a second protective column 3 are installed on the protective bottom frame 1, and the first protective column 2 is provided with a horizontal first chute 201, and the first protective door 4 is slidably connected in the first chute 201, and the second protective column 3 is provided with a horizontal second chute 301, and the second chute 301 slides A second protective door 5 is connected. The first protective door 4 is horizontally slidably connected with a latch 41, the second protective door 5 is provided with a latch seat 51 cooperating with the latch 41, and a first transmission mechanism is connected between the latch 41 and the first protective door 4, and the first transmission The mechanism includes a first gear 14, a first rack 13 and a second rack 15, the first gear 14 is rotatably connected to the top of the first protective door 4, the first rack 13 is welded on the top of the first chute 201, and the second gear The bar 15 and the pin 41 are welded and fixed by a vertical support rod, and the first rack 13 and the second rack 15 are respectively engaged on both sides of the first gear 14 .

2 and 3, the protective bottom frame 1 is provided with an inclined first pedal 16 and a second pedal 17, the first pedal 16 and the second pedal 17 are hollow wooden pedals, the first pedal 16 and the second pedal Two pedals 17 are arranged symmetrically with the axis of the protective bottom frame 1, the high ends of the first pedal 16 and the second pedal 17 are all close to the axis of the protective bottom frame 1, and the edges of the first pedal 16 and the second pedal 17 are fixedly connected with supporting shafts 160 , the support shaft 160 is rotatably connected with the protective bottom frame 1 . The high end of the second pedal 17 is fixedly connected with the second mounting plate 18 by screws, the second mounting plate 18 is connected with bayonet pin 19, the high end of the first pedal 17 is fixedly connected with the first mounting plate 21 by screws, the first mounting plate 21 is provided with a card slot 20, and the card pin 19 is slidably connected in the card slot 20.

Again as shown in Figure 1, between the first pedal 16 and the first protective door 4, between the first pedal 16 and the second protective door 5, a second transmission mechanism is all provided. The second transmission mechanism between a protective door 4 is illustrated as an example: the second transmission mechanism between the first pedal 16 and the first protective door 4 includes a rotating shaft 10, a fixed pulley 11, a second gear 12 and a third rack 6. A horizontal support arm 9 is installed on the upper part of the first protective column 2, and the rotating shaft 10 is rotatably connected to the free end of the supporting arm 9. The fixed pulley 11 and the rotating shaft 10 are coaxially welded and fixed, and the second gear 12 is sleeved on the rotating shaft 10. The right end of the third rack 6 is welded and fixed to the left side of the first protective door 4, and the third rack 6 is meshed with the second gear 12, a rope 8 is wound on the fixed pulley 11, and one end of the rope 8 is fixed to the first pedal 16 Connect, the other end is fixed with counterweight 7, the connection end of rope 8 and first pedal 16 is the high end of first pedal 16, and rope 8 is connected on the side of first pedal 16. Initially, the counterweight 7 is positioned on the upper surface of the protective bottom frame 1, and the counterweight 7 pulls up the first pedal 16 through the rope 8. Due to the engagement between the draw-in groove 20 on the first pedal 16 and the bayonet pin 19 on the second pedal 17 The snap action makes the first pedal 16 and the second pedal 17 can be pulled up to the inclined state shown in Figure 3 at the same time, and because the mutual engagement of the first pedal 16 and the second pedal 17 can move simultaneously, the rope 8 and the connecting end of the first pedal 16 can also be transferred to the second pedal 17, that is, the rope 8 is fixedly connected with the second pedal 17, and the same effect as the fixed connection between the rope 8 and the first pedal 16 can also be played. implementation has no effect.

The specific implementation process is as follows: Initially, the counterweight 7 is located on the upper surface of the protective bottom frame 1, the first pedal 16 and the second pedal 17 are in an inclined state, the first pedal 16 and the second pedal 17 form a triangular structure, and the latch 41 is inserted The state of latch seat 51, when people stepped on the first pedal 16, the first pedal 16 was stepped on so that the first pedal 16 was in the horizontal state, and the first pedal 16 drove the second pedal 17 to also be in the horizontal state. 16 moves downward, the first pedal 16 drives the counterweight 7 on the left to move upward through the rope 8 on the left, the rope 8 on the left drives the fixed pulley 11 on the left to rotate, and the fixed pulley 11 on the left drives the left The rotating shaft 10 on the side and the second gear 12 rotate, the second gear 12 on the left drives the third rack 6 on the left to move to the left, and the third rack 6 on the left drives the first protective door 4 to move to the left. Reason, the second protective door 5 moves to the right, the first protective door 4 and the second protective door 5 are gradually opened to form a space for construction personnel to pass through, and when the first protective door 4 moves to the right, it drives the first gear 14 to Roll on the first rack 13, the first gear 14 drives the second rack 15 to move to the left, and the second rack 15 drives the latch 41 to move to the left, because the relative position of the first gear 14 and the first protective door 4 remains constant change, and the latch 41 moves to the left relative to the first gear 14, so the latch 41 moves to the left relative to the first protective door 4, and the right end of the latch 41 gradually moves from the outside of the right side of the first protective door 4 to the first protective door 4 On the left side of the right side, the latch 41 will not hinder the passage of construction personnel. When construction personnel pass through the first protective door 4 and the second protective door 5, and leave the second pedal 17, the counterweight 7 moves downward under the action of its own gravity to reset, and falls on the protective bottom frame 1 again, and the counterweight 7 Drive the first pedal 16 and the second pedal 17 to restore the inclined state, the rope 8 drives the fixed pulley 11 to reverse and reset, the fixed pulley 11 drives the rotating shaft 10 and the second gear 12 to reverse and reset, and the second gear 12 drives the first protective door 4 Close to the second protective door 5 and reset, and the latch 41 is reinserted into the latch seat 51 to realize the automatic locking of the first protective door 4 and the second protective door 5, which solves the problem of traditional protective doors due to construction personnel forgetting to lock the door. The problem of door protection effectiveness.

What is described above is only the embodiment of the utility model, and common knowledge such as the specific structure and characteristic known in the scheme is not described too much here. It should be pointed out that for those skilled in the art, under the premise of not departing from the structure of the utility model, some deformations and improvements can also be made, and these should also be regarded as the protection scope of the utility model, and these will not affect the utility model. Effects of novel implementations and utility of patents. The scope of protection required by this application shall be based on the content of the claims, and the specific implementation methods and other records in the specification may be used to interpret the content of the claims.

Claims (9)

1. A building construction safety protection structure, characterized in that: it includes a protective bottom frame, the first protective column and the second protective column are provided on the protective bottom frame, and the first protective column is horizontally slidably connected with the first protective column. A protective door, a second protective door is horizontally slidably connected to the second protective column, a latch is horizontally slidably connected to the first protective door, and a first transmission mechanism is connected between the latch and the first protective door. The second protective door is provided with a latch seat that cooperates with the latch; the protective bottom frame is rotatably connected with an inclined first pedal, between the first pedal and the first protective door, between the first pedal and the second A second transmission mechanism is arranged between the two protective doors. 2. A building construction safety protection structure according to claim 1, characterized in that: the first transmission mechanism comprises a first gear, a first rack and a second rack, and the first gear is rotatably connected to On the first protective door, the first rack is fixedly connected to the first protective column, the second rack is fixedly connected to the latch, and the first rack and the second rack are respectively engaged on both sides of the first gear. 3. A building construction safety protection structure according to claim 1, characterized in that: the second transmission mechanism between the first pedal and the first protective door includes a rotating shaft, a fixed pulley, a second gear and a third rack, the rotating shaft is rotatably connected to the first column, the fixed pulley is fixedly connected to the rotating shaft, a rope is wound around the fixed pulley, one end of the rope is fixedly connected to the first pedal, and the other end is fixed with a counterweight , the counterweight is arranged on the protective bottom frame, the second gear is sleeved on the rotating shaft, the third rack is fixedly connected with the first protective door, and the third rack is meshed with the second gear . 4. A building construction safety protection structure according to claim 1, characterized in that: the protective bottom frame is also rotatably connected with an inclined second pedal, and the first pedal and the second pedal are used to protect the bottom frame The axis is arranged symmetrically, the high end of the first pedal is close to the axis of the protective bottom frame, and a third transmission mechanism is connected between the first pedal and the second pedal. 5. A building construction safety protection structure according to claim 4, characterized in that: the third transmission mechanism includes a bayonet slot provided at the high end of the first pedal and a bayonet pin arranged at the high end of the second pedal, the The bayonet is slidably connected in the bayonet. 6. A building construction safety protection structure according to claim 1 or 4, characterized in that: the first pedal is fixedly connected with a support shaft, the support shaft is located at the edge of the first pedal, and the support shaft and The protective bottom frame is connected by rotation. 7. The building construction safety protection structure according to claim 3, characterized in that: the connection end of the rope and the first pedal is the high end of the first pedal. 8 . The building construction safety protection structure according to claim 3 , wherein the connecting end of the rope and the first pedal is located on the side of the first pedal. 8 . 9. A building construction safety protection structure according to claim 4, characterized in that: the first pedal and the second pedal are both hollow wooden pedals.