CN217382853U

CN217382853U - Liftable lamp holder for concrete column

Info

Publication number: CN217382853U
Application number: CN202221015037.8U
Authority: CN
Inventors: 魏永明; 张茁林; 杨鑫; 张金蓉; 李永奎
Original assignee: Gansu Third Construction Group Co ltd
Current assignee: Gansu Third Construction Group Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-09-06
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a liftable lamp holder for a concrete column, which is characterized by comprising a hoop plate fixed on the concrete column, wherein a gear sleeve is fixed on the hoop plate, a gear is arranged in the gear sleeve, the gear is meshed with a connecting rack, the rack is vertically arranged and penetrates through the gear sleeve, and a lamp holder for installing a lighting lamp is arranged at the top end of the rack; the gear sleeve is provided with a hand-operated handle, and one end of the hand-operated handle is connected with the central shaft of the gear. And a hand brake for preventing the gear from freely rotating is arranged in the gear sleeve. The utility model discloses make things convenient for the use of interim light in basement, on the liftable lighting fixture was fixed in the concrete column, installation and easy dismounting, the structure through gear and rack can realize the lift of rack top lamp stand in the lighting fixture, overall structure is simple, convenient to use.

Description

Liftable lamp holder for concrete column

Technical Field

The utility model belongs to the technical field of the temporary lighting of construction, especially, relate to a liftable lighting fixture for concrete column.

Background

With the rapid development of modern cities, high-rise buildings become the main building type of the cities, and in the high-rise buildings, in order to meet the use requirements, civil air defense basements or underground garages are usually built, and corresponding electrical lighting facilities are installed after the underground structures are built. However, before the basement electrical lighting system is installed, the basement lighting cannot be effectively used in time, and a temporary lighting lamp for installation and construction needs to be set up.

At present, most of temporary illuminating lamps of basement construction sites all adopt lamp strip lighting, fix the lamp strip at concrete column or on the wall and use, and owing to lack corresponding fixing device, the lamp strip drops easily, leads to influencing the illumination condition of construction site, and the security of the interim power consumption of scene lacks the guarantee.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liftable lighting fixture for concrete column aims at solving the problem that prior art exists among the above-mentioned background art.

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

a lifting lamp holder for a concrete column comprises a hoop plate fixed on the concrete column, wherein a gear sleeve is fixed on the hoop plate, a gear is arranged in the gear sleeve and meshed with a connecting rack, the rack is vertically arranged and penetrates through the gear sleeve, and a lamp holder for mounting a lighting lamp is arranged at the top end of the rack; the gear sleeve is provided with a hand-operated handle, and one end of the hand-operated handle is connected with the central shaft of the gear.

After being fixed in the staple bolt board on the concrete column, make gear revolve through rotating hand handle to drive the rack and reciprocate, realize the lift of rack top light.

Preferably, the bottom of the tooth sleeve is provided with a support, the hoop plate is provided with a support sleeve, and the support is inserted and fixed in the support sleeve, so that the tooth sleeve and the hoop plate can be conveniently connected and detached.

Preferably, the hoop plate comprises a fixing plate, an adjusting plate and a clamping plate, the adjacent three side walls of the concrete column are provided with the fixing plate and the adjusting plate which are connected in a nested mode, the clamping plate is connected to the residual side wall of the concrete column in a clamped mode, the end portion of the clamping plate is connected with the end portion of the fixing plate or the end portion of the adjusting plate, located on the adjacent side wall of the concrete column, of the end portion of the clamping plate, an adjusting groove is formed in the adjusting plate, a fixing nut is arranged on the fixing plate, and the fixing nut is fixedly connected with the adjusting plate through the adjusting groove.

The fixed plate and the adjusting plate which are connected in a nested manner in the hoop plate can be adjusted according to the size of the concrete column, so that the use requirements of concrete columns with different sizes are met.

Preferably, the hoop plate is made of galvanized flat iron.

Preferably, a hand brake for preventing the gear from freely rotating is arranged in the gear sleeve.

Preferably, the hand brake adopts the following structure: the hand brake handle is rotationally fixed in the gear sleeve through a pin shaft, the end part of the hand brake handle positioned in the gear sleeve is connected with the steel wire, the steel wire bypasses the fixed pulley fixed in the gear sleeve and is connected with one end of the connecting rod, and the other end of the connecting rod is connected with the clamp; set gradually first mounting, first spring, second mounting between fixed pulley and the checkpost, the through-hole on the first mounting is passed to the steel wire, the through-hole on the second mounting is passed to the connecting rod, first spring joint is between first mounting and connecting rod, and first spring housing is on the steel wire.

Preferably, the end part of the connecting rod connected with the steel wire is provided with a limiting plate, the end part of the steel wire is fixed on the limiting plate, and the limiting plate is clamped on one side of the second fixing piece close to the first spring.

Preferably, a lock head is arranged on the hand brake handle positioned in the gear sleeve, the lock head is fixed on the baffle, the baffle is clamped in an inner groove of the hand brake handle, and a second spring is arranged between the baffle and the inner groove of the hand brake handle; and a limiting groove is arranged in the gear sleeve along the displacement path of the lock head, and a lock hole matched with the lock head is arranged on the limiting groove. Through the cooperation of tapered end and lockhole, can restrict its resilience when pressing the manual brake handle.

Compare in prior art's shortcoming and not enough, the utility model discloses following beneficial effect has:

(1) the utility model provides a liftable lighting fixture for concrete column makes things convenient for the use of interim light in the basement, and on the lighting fixture was fixed in the concrete column, installation and easy dismounting, the structure through gear and rack can realize the lift of rack top lamp stand in the lighting fixture, and overall structure is simple, and the lighting fixture is fixed firm on the concrete column.

(2) The utility model discloses well staple bolt board size that is used for fixed tooth cover is adjustable, can satisfy the installation of lighting fixture on the not unidimensional concrete column.

(3) The hand brake is arranged in the gear sleeve, and the gear can be conveniently limited to rotate freely under the condition that the gear is not used through the hand brake.

Drawings

Fig. 1 is a schematic structural view of a liftable lamp holder for a concrete column provided by an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a hoop plate according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of the connection between the gear sleeve and the rack according to the embodiment of the present invention.

Fig. 4 is a schematic view of an internal structure of a gear sleeve according to an embodiment of the present invention.

Fig. 5 is an enlarged view at a in fig. 4.

Fig. 6 is a schematic structural view of a hand brake handle provided by the embodiment of the present invention.

Fig. 7 is an enlarged view at B in fig. 6.

Fig. 8 is a schematic structural diagram of the handbrake lock provided by the embodiment of the present invention.

In the figure: 1-a concrete column; 2-a hoop plate; 21-fixing the plate; 22-an adjusting plate; 23-a clamping plate; 24-an adjustment groove; 25-a fixing nut; 3-gear sleeve; 4-a gear; 5, a rack; 6-lamp holder; 7-a lighting lamp; 8-hand cranking handle; 9-hand brake; 91-hand brake handle; 92-a pin shaft; 93-steel wire; 94-a fixed pulley; 95-a first fixture; 96-a first spring; 97-a second fixture; 98-connecting rods; 99-a clip; 10-a stent jacket; 11-a scaffold; 12-a limiting groove; 13-a lock hole; 14-a limiting plate; 15-a lock head; 16-a baffle plate; 17-second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1: the utility model provides a pair of a liftable lighting fixture for concrete column is including embracing hoop plate 2,

tooth cover

3, 5 lamp stands of rack 6, light 7, embraces on hoop plate 2 is fixed in concrete column 1, tooth cover 3 installs on embracing hoop plate 2, tooth cover 3 is equipped with gear 4, gear 4 is connected with 5 meshing of rack, 5 vertical running through of rack sets up with tooth cover 3, tooth cover 3 is stretched out respectively to the upper and lower end of rack 5 promptly, the top of rack 5 is equipped with lamp stand 6, lamp stand 6 is used for installing light 7. The gear sleeve 3 is provided with a hand-operated handle 8, and one end of the hand-operated handle 8 is connected with the central shaft of the gear 4. When the hand handle 8 is rotated, the gear 4 rotates to drive the rack 5 to move up and down, and the lifting of the top illuminating lamp 7 of the rack 5 is realized.

As shown in fig. 2, the hoop plate 2 includes a fixing plate 21, an adjusting plate 22 and a clamping plate 23, the hoop plate 2 fixed on three adjacent side walls of the concrete column 1 is composed of the fixing plate 21 and the adjusting plate 22, the fixing plate 21 and the adjusting plate 22 are connected in a nested manner, an adjusting groove 24 is arranged on the adjusting plate 22, a fixing nut 25 is arranged on the fixing plate 21, the fixing nut 25 is fixedly connected with the adjusting plate 22 through the adjusting groove 24, and the fixing plate 21 or the adjusting plate 22 of the adjacent side wall of the concrete column 1 is connected through a hinge. The clamping plate 23 is clamped on the residual side wall of the concrete column 1, and the end part of the clamping plate 23 is connected with the end part of the fixing plate 21 or the adjusting plate 22 on the adjacent side wall of the concrete column 1. The fixing nut 25 is screwed, so that the nesting length of the fixing plate 21 and the adjusting plate 22 can be adjusted, and the size of the hoop plate 2 can be adjusted to adapt to the use of concrete columns 1 with different sizes. The hoop plate 2 can be made of galvanized flat iron, and has the advantages of low cost, convenient manufacture and firm fixation.

As shown in fig. 2-3, the hoop plate 2 is provided with a support sleeve 10, the bottom of the tooth sleeve 3 is provided with a support 11, and the support 11 is inserted into the support sleeve 10, so that the tooth sleeve 3 and the hoop plate 2 can be conveniently connected and detached.

As shown in fig. 3-5, a hand brake 9 for preventing the gear 4 from rotating freely is arranged in the gear sleeve 3, the hand brake 9 includes a hand brake handle 91, a steel wire 93, a fixed pulley 94, a connecting rod 98 and a clip 99, the hand brake handle 91 is rotatably fixed in the gear sleeve 3 through a pin 92, the end of the hand brake handle 91 in the gear sleeve 3 is connected with one end of the steel wire 93, the other end of the steel wire 93 bypasses the fixed pulley 94 fixed in the gear sleeve 3 and is connected with one end of the connecting rod 98, and the other end of the connecting rod 98 is connected with the clip 99. Set gradually first mounting 95, first spring 96, second mounting 97 between fixed pulley 94 and the checkpost 99, the through-hole on first mounting 95 is passed to steel wire 93, and the through-hole on second mounting 97 is passed to connecting rod 98, and first spring 96 joint is between first mounting 95 and connecting rod 98, and first spring 96 overlaps on steel wire 93. The hand brake handle 91 is pressed down, the tail end of the hand brake handle 91 is lifted, the steel wire 93 is pulled leftwards, the connecting rod 98 moves leftwards to compress the first spring 96, and the clamp 99 moves leftwards along with the connecting rod 98 (refer to fig. 8); shaking hand handle 8, gear 4 drives rack 5 and rises, and lamp stand 7 risees the back, pulls up manual brake handle 91, and checkpost 99 resets. Further, a stopper plate 14 is provided at an end of the connecting rod 98 connected to the wire 93, the end of the wire 93 is fixed to the stopper plate 14, and the stopper plate 14 is engaged with a side of the second fixing member 97 (shown in fig. 5) adjacent to the first spring 96.

As shown in fig. 6-7, a lock head 15 is arranged on the hand brake handle 91 in the gear sleeve 3, the lock head 15 is fixed on the baffle plate 16, the baffle plate 16 is clamped in an inner groove of the hand brake handle 91, and a second spring 17 is arranged between the baffle plate 16 and the inner groove of the hand brake handle 91. As shown in fig. 4, a limiting groove 12 of 3 is provided in the gear sleeve 3 along the displacement path of the lock head 15, and a lock hole 13 adapted to the lock head 15 is provided on the limiting groove 12. Through the cooperation of tapered end 15 and lockhole 13, can lock the position of manual brake handle 91 when pressing manual brake handle 91, restrict its resilience.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A lifting lamp holder for a concrete column is characterized by comprising a hoop plate fixed on the concrete column, wherein a gear sleeve is fixed on the hoop plate, a gear is arranged in the gear sleeve and is meshed with a rack, the rack is vertically arranged and penetrates through the gear sleeve, and a lamp holder for mounting a lighting lamp is arranged at the top end of the rack; the gear sleeve is provided with a hand-operated handle, and one end of the hand-operated handle is connected with the central shaft of the gear.

2. A lifting lamp holder for concrete columns according to claim 1, characterized in that the bottom of said tooth sleeve is provided with a bracket, said hoop plate is provided with a bracket sleeve, and said bracket is inserted and fixed in the bracket sleeve.

3. A liftable lamp holder for a concrete column according to claim 1, wherein the hoop plate comprises a fixing plate, an adjusting plate and a clamping plate, the fixing plate and the adjusting plate are nested together on three adjacent side walls of the concrete column, the clamping plate is clamped on the remaining side wall of the concrete column, the end of the clamping plate is connected with the end of the fixing plate or the adjusting plate on the adjacent side wall of the concrete column, an adjusting groove is formed in the adjusting plate, a fixing nut is arranged on the fixing plate, and the fixing nut is fixedly connected with the adjusting plate through the adjusting groove.

4. A lifting bracket for a concrete column according to claim 3, wherein said band-lock plate is made of galvanized flat iron.

5. A lifting lamp holder for a concrete column according to claim 1, characterized in that a hand brake for preventing the free rotation of the gear is arranged in the gear sleeve.

6. A liftable lamp holder for a concrete column according to claim 5, wherein the hand brake comprises a hand brake handle, a steel wire, a fixed pulley, a connecting rod and a clip, the hand brake handle is rotatably fixed in the tooth sleeve through a pin shaft, the end part of the hand brake handle positioned in the tooth sleeve is connected with the steel wire, the steel wire is connected with one end of the connecting rod by bypassing the fixed pulley fixed in the tooth sleeve, and the other end of the connecting rod is connected with the clip; set gradually first mounting, first spring, second mounting between fixed pulley and the checkpost, the through-hole on the first mounting is passed to the steel wire, the through-hole on the second mounting is passed to the connecting rod, first spring joint is between first mounting and connecting rod, and first spring housing is on the steel wire.

7. A lifting lamp holder for concrete columns according to claim 6, characterized in that the end of the connecting rod connected with the steel wire is provided with a limiting plate, the end of the steel wire is fixed on the limiting plate, and the limiting plate is clamped at the side of the second fixing piece close to the first spring.

8. A liftable lamp holder for a concrete column according to claim 6, wherein a lock is arranged on the hand brake handle in the gear sleeve, the lock is fixed on a baffle, the baffle is clamped in the inner groove of the hand brake handle, and a second spring is arranged between the baffle and the inner groove of the hand brake handle; and a limiting groove is arranged in the gear sleeve along the displacement path of the lock head, and a lock hole matched with the lock head is arranged on the limiting groove.