CN213898212U

CN213898212U - Construction protection device in elevator shaft

Info

Publication number: CN213898212U
Application number: CN202022231554.6U
Authority: CN
Inventors: 刘君
Original assignee: China Huaye Group Co Ltd
Current assignee: China Huaye Group Co Ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-08-06
Anticipated expiration: 2030-10-09

Abstract

The utility model provides a construction protector in elevator shaft, including evenly setting up 3 at least monomer supports in the elevator shaft side by side, the monomer support includes mobile jib, first montant, second montant and spacing mound, the mobile jib passes first montant with the upper end of second montant, first montant distance the front end of mobile jib has the distance of settlement, the second montant sets up the end of mobile jib, the front end of mobile jib with first montant forms right angle kelly and blocks the door frame lower frame of elevartor shaft, the second montant is hugged closely on the wall that the lower frame is relative, spacing mound is placed on the floor, the front end of mobile jib passes spacing mound passes through the stock is established ties with every spacing mound. The utility model discloses only need install in this floor door frame lower part, the installation is simple, firm reliable, can have enough to meet the need the use.

Description

Construction protection device in elevator shaft

Technical Field

The utility model relates to a construction technical field, more specifically relates to a construction protector in elevator well.

Background

In the construction of high-rise building main part, construction protection platform in the elevator well adopts the scaffold to build usually, builds and wastes time and energy, still takes place the phenomenon of falling easily, very easily causes the casualties, is unfavorable for safety in production and improves work efficiency, some elevator well construction protection platforms that can have enough to meet the need to use need install between upper and lower two stories, both need also need install at lower floor at the upper installation, use steel more, very heavy need crane hoist and mount, the installation is troublesome.

Therefore, a protection device for construction in an elevator shaft, which has high safety coefficient and is easy and convenient to assemble, is urgently needed.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model aims at providing a construction protector in elevator well, this device only need be installed in this layer of door frame lower part, and the installation is simple, firm reliable, can have enough to meet the need the use.

The utility model provides a pair of construction protector in elevator well, including evenly setting up 3 at least monomer supports in the elevator well side by side, the monomer support includes mobile jib, first montant, second montant and spacing mound, the mobile jib passes first montant with the upper end of second montant, first montant distance the front end of mobile jib has the distance of setting for, the second montant sets up the end of mobile jib, the front end of mobile jib with first montant forms right angle kelly and blocks in the door frame lower part of elevartor shaft, the second montant is hugged closely on the relative wall in door frame lower part, spacing mound is placed on the floor, the front end of mobile jib passes spacing mound passes through the stock is established ties with every spacing mound.

And inclined rods are respectively connected between the main rod and the lower ends of the first vertical rod and the second vertical rod.

The upper end of the first vertical rod and the upper end of the second vertical rod are both provided with through holes, the main rod penetrates through the through holes, bolts penetrate through the two sides of the through holes and the main rod in the through holes and are fastened through nuts.

The limiting pier comprises a square steel block or a square concrete block, a horizontal through groove is formed in the limiting pier, the lower side face of the through groove is communicated with the outside, and the longitudinal section of the through groove is the same as the longitudinal section area of the main rod.

The stock pass in proper order the both sides that lead to the groove with the mobile jib in the groove the both ends of stock are provided with spacing hole insert the crab-bolt in the spacing hole, the crab-bolt is hugged closely in the spacing mound side in the outside.

Paired anchor bolt holes are formed in the long rod, the number of pairs of the anchor bolt holes is the same as that of the single supports, the distance between the paired anchor bolt holes is the same as the width of the limiting pier, and anchor bolts are inserted into the anchor bolt holes.

The weight of the limiting pier is more than 80kg of that of the single bracket.

And a template or a safety screen is laid above the single support, and the area of the template or the safety screen is the same as that of the elevator shaft.

From the above description, the utility model provides a construction protector in elevator well, including setting up a plurality of monomer supports that link together on this layer, and lay the template on monomer support. Every monomer support only needs the card to be established in the elevator shaft, need not punch the installation with the wall body, does not need crane hoist and mount, simple to operate, and the installation just alone can be accomplished, and simple structure is firm reliable, has avoided personnel elevartor shaft problem of falling. The device can be repeatedly used in a transition way, reduces the labor intensity and meets the requirements of site safety construction.

Drawings

Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:

fig. 1 is a side view of a construction protector in a hoistway according to embodiment 1 of the present invention;

fig. 2 is a front view of a construction guard in an elevator shaft according to embodiment 1 of the present invention;

fig. 3 is a schematic view of the connection between the main rod and the first vertical rod according to embodiment 1 of the present invention;

fig. 4 is a front view of a construction guard in a hoistway according to embodiment 2 of the present invention;

wherein, 1-main rod, 2-first vertical rod, 3-second vertical rod, 4-limiting pier, 5-long rod, 6-diagonal rod, 7-bolt, 8-nut, 9-limiting hole, 10-anchor bolt, 11-anchor bolt hole, 12-template, 13-lower part of door frame.

The same reference numbers in all figures indicate similar or corresponding features or functions.

Detailed Description

Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1

Fig. 1 is a schematic structural view of a construction protection device in an elevator shaft according to an embodiment 1 of the present invention; fig. 2 is a front view of a construction guard in an elevator shaft according to embodiment 1 of the present invention; fig. 3 is a schematic view of the connection between the main rod and the first vertical rod according to the embodiment of the present invention 1.

As shown in fig. 1, 2 and 3, the protection device for construction in the elevator shaft provided by the embodiment can be used for erecting a floor needing construction in the elevator shaft, and can be used as a construction platform for workers to protect the safety of the workers. Including even 3 monomer supports that set up side by side in the elevator shaft, monomer support perpendicular to elevator shaft door frame, one end is set up in elevator shaft door frame lower part 13, and one end top is tight on the inner wall of elevator shaft for form construction protector's bearing structure, lay the template 12 or the safety net board the same with the elevator shaft area in the top of monomer support, the workman can stand work on it.

The monomer support includes mobile jib 1, first montant 2, second montant 3 and

spacing mound

4, 1 perpendicular to elevartor shaft door frame of mobile jib, mobile jib 1 passes the upper end of first montant 2 and second montant 3, first montant 2 has the distance of setting for apart from the front end of mobile jib 1, second montant 3 sets up the end at mobile jib 1, the distance of setting for of 1 front end of mobile jib and first montant 2 form right angle kelly and block in the door frame lower part 13 of elevartor shaft, second montant 3 hugs closely on the wall that door frame lower part 13 is relative. First montant 2 and second montant 3 paste respectively tightly on two relative inner walls of elevartor shaft, and monomer support has just blocked in the elevartor shaft like this. The distance that first montant 2 was set for is stretched out to the front end of mobile jib 1, hugs closely on the floor of door frame lower part, and monomer support falls perpendicularly in the elevator shaft when can preventing like this to install.

In order to further prevent that the workman from falling perpendicularly in the elevator shaft when trampling this device, the steadiness of reinforcing monomer support can fix the monomer support on the floor. The front end of every mobile jib 1 all passes a spacing mound 4, and spacing mound 4 is placed on the floor, and spacing mound 4 can adopt square steel piece or square concrete piece preparation, and the weight of spacing mound 4 is greater than the weight of monomer support more than 80kg, presses firmly on the floor with 1 one end of mobile jib of monomer support, can effectually prevent that the workman from stepping on the monomer support and turning over. Each limiting pier 4 is connected in series through a long rod 5, all the single supports can be connected into a whole, and the position between each single support is stable. The number and the spacing of the single supports can be adjusted according to the width of the elevator shaft.

In this embodiment, a horizontal through groove is formed in the limiting pier 4, the lower side surface of the through groove is communicated with the outside, the longitudinal section of the through groove is the same as the longitudinal section area of the main rod 1, and the front end of the main rod 1 penetrates through the through groove. Can punch in the both sides of every logical groove and the corresponding position of mobile jib in the logical groove in advance, stock 5 passes the both sides of every logical groove and the mobile jib in the logical groove in proper order, prevents that mobile jib 1 from breaking away from spacing mound 4. Be provided with spacing hole 9 at the both ends of stock 5, insert crab-bolt 10 in spacing hole 9, crab-bolt 10 hugs closely in the spacing mound 4 side in the outside, prescribes a limit to the position of the spacing mound 4 in the outside, prevents that the spacing mound 4 in the outside from breaking away from stock 5, has strengthened the security.

For the firm connection between mobile jib 1 and the montant, be connected with reinforcing down tube 6 at mobile jib 1 and the lower extreme of first montant 2, mobile jib 1, first montant 2, down tube 6 form triangle-shaped, are connected with reinforcing down tube 6 between the lower extreme of second montant 3, and mobile jib 1, second montant 3, down tube 6 form triangle-shaped, and the monomer support is more firm.

The connected mode of two montants and mobile jib 1 can be, and the upper end of first montant 2 and the upper end of second montant 3 all are provided with the through-hole, and mobile jib 1 passes the through-hole, passes bolt 7 and fastens through nut 8 in the both sides of through-hole and the mobile jib in the through-hole, is in the same place montant and the firm connection of mobile jib 1.

Form 12 may be a wood or steel plate.

Example 2

Fig. 4 is according to the utility model discloses interior construction protector's of elevator well structure sketch map of 2.

As shown in fig. 4, in the protection device for construction in the elevator shaft provided in this embodiment, on the basis of embodiment 1, in order to limit the distance between the single brackets and ensure the stability of the single brackets, paired anchor bolt holes 11 are provided on the long rod 5, the number of pairs of the anchor bolt holes 11 is the same as the number of the single brackets, the distance between the paired anchor bolt holes 11 is the same as the width of the limiting pier 4, and an anchor bolt 10 is inserted into each anchor bolt hole 11. The anchor bolts 10 are tightly attached to two sides of each limiting pier 4, the position of each limiting pier 4 is limited, each single support is prevented from moving, and safety is enhanced.

The construction guard in the elevator shaft according to the invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the above-described construction protection device in the elevator shaft provided by the present invention without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.

Claims

1. The protective device for construction in the elevator shaft is characterized by comprising at least 3 single supports which are uniformly arranged in the elevator shaft side by side, wherein each single support comprises a main rod, a first vertical rod, a second vertical rod and a limiting pier, the main rod penetrates through the upper ends of the first vertical rod and the second vertical rod, the first vertical rod is away from the front end of the main rod by a set distance, the second vertical rod is arranged at the tail end of the main rod, the front end of the main rod and the first vertical rod form a right-angle clamping rod and are clamped at the lower part of a door frame of the elevator shaft, the second vertical rod is tightly attached to a wall opposite to the lower part of the door frame,

the limiting piers are placed on the floor slab, the front ends of the main rods penetrate through the limiting piers, and each limiting pier is connected in series through a long rod.

2. The construction protector in an elevator shaft according to claim 1, wherein an inclined rod is connected between the main rod and the lower end of the first vertical rod and the lower end of the second vertical rod respectively.

3. The construction protector in an elevator shaft according to claim 1, wherein a through hole is provided at each of the upper end of the first vertical rod and the upper end of the second vertical rod, the main rod passes through the through hole, and bolts are passed through both sides of the through hole and the main rod among the through holes and fastened by nuts.

4. The construction protector in an elevator shaft according to claim 1, wherein the limiting pier comprises a square steel block or a square concrete block, a horizontal through groove is formed in the limiting pier, the lower side surface of the through groove is communicated with the outside, and the longitudinal section of the through groove is the same as the longitudinal section of the main rod.

5. The protection device for construction in an elevator shaft according to claim 4, wherein the long rod sequentially passes through both sides of each through groove and the main rods in the through grooves, limiting holes are formed at both ends of the long rod, and anchor bolts are inserted into the limiting holes and tightly attached to the side surfaces of the limiting piers at the outermost sides.

6. The protection device for construction in an elevator shaft according to claim 4, wherein pairs of anchor holes are formed in the long rod, the number of the pairs of the anchor holes is the same as the number of the single brackets, the distance between the pairs of the anchor holes is the same as the width of the position-limiting pier, and anchor bolts are inserted into the anchor holes.

7. The protective device for construction in the elevator shaft is characterized in that the weight of the limiting pier is more than 80kg greater than that of the single bracket.

8. The construction protector in the elevator shaft according to claim 1, characterized in that a template or a safety net plate is laid above the single bracket, and the area of the template or the safety net plate is the same as that of the elevator shaft.