CN114701971A

CN114701971A - Lifting formula street lamp hoisting accessory for building engineering

Info

Publication number: CN114701971A
Application number: CN202210459797.6A
Authority: CN
Inventors: 刘星亮; 王志强; 於金哲; 武志杰; 刘庆霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-07-05

Abstract

The invention relates to a lifting type street lamp lifting device for constructional engineering, which comprises: the wheel suspension device comprises a base and a fixing plate fixedly arranged on the base, wherein wheels which are symmetrically arranged are rotatably arranged at the bottom of the base; be provided with drive mechanism on the base, be provided with on the fixed plate with the elevating system that drive mechanism connects, last protruding and No. two sleeves of cross that is fixed with of elevating system, the spacing groove has been seted up on No. two sleeves, movable mounting has the cavity pole in No. two sleeves, be fixed with on the cavity pole with the gag lever post of spacing groove block, cavity pole internal fixation have with the spacing latch of the protruding block of cross, still be provided with on the fixed plate with elevating system with the elastic component that the cavity pole is connected, be provided with fixture on the base, fixture with elevating system connects, drive mechanism passes through elevating system drive fixture motion.

Description

Lifting formula street lamp hoisting accessory for building engineering

Technical Field

The invention relates to the field of constructional engineering, in particular to a lifting type street lamp lifting device for constructional engineering.

Background

There are several common hoisting methods, including sliding method, which means that the equipment or member is placed horizontally, the bottom is supported on a bracket (or called a row) capable of sliding along the axial direction of the equipment, the head of the equipment or member is tied on a hook, when hoisting, the head of the equipment or member rises, the bottom slides along with the row, and the bottom is separated from the bracket and vertically positioned near the foundation.

The rotation method is a method in which the bottom of the equipment or the member is connected to the base by a rotating hinge, and the equipment or the member is rotated around the hinge on a vertical plane by a hoisting machine to achieve an upright lifting method.

In the lifting process of the street lamp, one end of the street lamp is usually lifted by a crane, and the lifting process requires manual holding to facilitate operation.

Disclosure of Invention

The invention aims to provide a lifting type street lamp lifting device for constructional engineering, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a lifting formula street lamp hoisting accessory for building engineering, lifting formula street lamp hoisting accessory for building engineering includes:

the wheel-mounted bicycle comprises a base and a fixed plate fixedly mounted on the base, wherein wheels which are symmetrically arranged are rotatably mounted at the bottom of the base;

be provided with drive mechanism on the base, be provided with on the fixed plate with the elevating system that drive mechanism connects, last protruding and No. two sleeves of cross that is fixed with of elevating system, the spacing groove has been seted up on No. two sleeves, movable mounting has the cavity pole in No. two sleeves, be fixed with on the cavity pole with the gag lever post of spacing groove block, cavity pole internal fixation have with the spacing latch of the protruding block of cross, still be provided with on the fixed plate with elevating system with the elastic component that the cavity pole is connected, be provided with the fixture that is used for centre gripping street lamp on the base, fixture with elevating system connects, drive mechanism passes through elevating system the fixture motion.

As a further scheme of the invention: traction mechanism includes fixed mounting and is in motor on the base, rotate and install on the base and with motor output shaft's wind-up roll, setting are in on the fixed plate and with the driven subassembly that the wind-up roll is connected, driven subassembly with elevating system connects.

As a still further scheme of the invention: driven subassembly is including rotating to be installed first pulley and second pulley on the fixed plate, the winding has on the wind-up roll with wire rope that elevating system connects, wire rope with first pulley with second pulley sliding connection.

As a still further scheme of the invention: elevating system includes fixed mounting and is in on the base and be the guide bar that the symmetry set up, movable mounting has a sleeve on the guide bar, two be fixed with the connecting plate between the sleeve, be provided with on the fixed plate with the one-way transmission subassembly that the connecting plate is connected, one-way transmission subassembly with the cross protruding with sleeve fixed connection No. two, the connecting plate with wire rope fixed connection.

As a still further scheme of the invention: one-way transmission subassembly includes fixed mounting be in on the connecting plate and with No. two sleeve fixed connection's dead lever, rotate on the dead lever install with the protruding fixed connection's of cross dwang, be fixed with the ratchet on the dwang, be fixed with on the fixed plate with ratchet intermittent type meshing's ratchet, the dwang with fixture connects, the dead lever with elastic component connects.

As a still further scheme of the invention: elastic component includes fixed mounting and is in swash plate, cover on the cavity pole are established No. two sleeves on and with the dead lever with swash plate fixed connection's spring, fixed mounting be in on the fixed plate and with the stopper of swash plate intermittent type butt.

As a still further scheme of the invention: the fixture includes that fixed mounting is in accept the board on the dwang, it is fixed with the backup pad to accept on the board, be provided with the adjusting part that is the symmetry setting on the base, adjusting part with the backup pad is connected.

As a still further scheme of the invention: the adjusting part comprises a cylinder which is fixedly installed on the supporting plate and symmetrically arranged, a movable plate which is installed at the output end of the cylinder, and hinge rods which are symmetrically arranged on the movable plate, and a supporting structure which is connected with the hinge rods is further arranged on the supporting plate.

As a still further scheme of the invention: the supporting structure comprises a baffle fixedly arranged on the supporting plate, a connecting rod hinged with the hinge rod is hinged to the baffle, and a clamping plate is fixed on the connecting rod.

Compared with the prior art, the invention has the beneficial effects that: when the street lamp automatic assembling device is used, when a street lamp needs to be installed, the traction mechanism drives the lifting mechanism to move, the clamping mechanism is driven to move to a position matched with the street lamp, the clamping mechanism moves and fixes the street lamp on the clamping mechanism, at the moment, the traction mechanism drives the lifting mechanism to move towards the direction away from the base and drives the clamping mechanism to move, when the clamping mechanism moves to a certain height, the lifting mechanism drives the clamping mechanism to overturn, the street lamp rotates to a vertical position, at the moment, the traction mechanism drives the clamping mechanism to move towards the direction of the base through the lifting mechanism, the street lamp is placed in a foundation position, and therefore the purpose of automatically assembling the street lamp is achieved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a lifting type street lamp lifting device for constructional engineering.

Fig. 2 is a schematic structural diagram of a first angle in an embodiment of the lifting type street lamp hoisting device for constructional engineering.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Fig. 4 is a schematic structural diagram of a second angle in an embodiment of the lifting type street lamp hoisting device for constructional engineering.

Fig. 5 is an enlarged schematic view of the structure at B in fig. 4.

Fig. 6 is a schematic view of a connection relationship between a clamping mechanism and a part of a lifting mechanism in an embodiment of the lifting type street lamp lifting device for constructional engineering.

Fig. 7 is an exploded view of a part of the clamping mechanism in an embodiment of the elevated street lamp hoisting device for construction engineering.

Fig. 8 is a partial structural schematic view of an embodiment of the lifting type street lamp hoisting device for constructional engineering.

In the figure: 1. a base; 2. a fixing plate; 3. a wheel; 4. a motor; 5. a wind-up roll; 6. a wire rope; 7. a first pulley; 8. a second pulley; 9. a guide bar; 10. a first sleeve; 11. a connecting plate; 12. fixing the rod; 13. rotating the rod; 14. a cross-shaped bulge; 15. a second sleeve; 16. a spring; 17. a hollow shaft; 18. limiting latch teeth; 19. a sloping plate; 20. a ratchet wheel; 21. a bearing plate; 22. a ratchet; 23. a limiting block; 24. a support plate; 25. a cylinder; 26. a movable plate; 27. a hinged lever; 28. a baffle plate; 29. a connecting rod; 30. and (4) clamping the board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 8, in an embodiment of the present invention, a lifting type street lamp lifting device for a construction engineering includes:

base 1 and fixed mounting are in fixed plate 2 on the base 1, 1 bottom of base is rotated and is installed the wheel 3 that is the symmetry and sets up, and wheel 3 is provided with four, and 3 drive arrangement motions of accessible wheel are to the assigned position.

Be provided with drive mechanism on the base 1, drive mechanism includes fixed mounting and installs motor 4, rotation on the base 1 are installed on the base 1 and with wind-up roll 5, the setting that motor 4 output shaft connects are in on the fixed plate 2 and with the driven subassembly that wind-up roll 5 is connected, driven subassembly with elevating system connects, wherein, driven subassembly is installed including rotating first pulley 7 and second pulley 8 on the fixed plate 2, the winding has on the wind-up roll 5 with wire rope 6 that elevating system connects, wire rope 6 with first pulley 7 with 8 sliding connection of second pulley.

Referring to fig. 1-2 and 4, it should be noted that the first pulley 7 and the second pulley 8 are at the same height, and under the action of the first pulley 7 and the wind-up roller 5, the steel wire rope 6 between the first pulley 7 and the wind-up roller 5 is in a vertical state with the base 1, when the street lamp needs to be lifted, the motor 4 works and drives the wind-up roller 5 to rotate, and under the action of the wind-up roller 5, the steel wire rope 6 is released, so as to drive the lifting mechanism to move, wherein the first pulley 7 and the second pulley 8 are used for guiding the steel wire rope 6, and the motor 4 is a servo motor, and can rotate forward or backward according to the winding or releasing of the steel wire rope 6.

The lifting mechanism is characterized in that a lifting mechanism connected with the traction mechanism is arranged on the fixed plate 2, a cross-shaped bulge 14 and a second sleeve 15 are fixed on the lifting mechanism, a limit groove is formed in the second sleeve 15, a hollow rod 17 is movably arranged in the second sleeve 15, a limit rod clamped with the limit groove is fixed on the hollow rod 17, a limit latch 18 clamped with the cross-shaped bulge 14 is fixed in the hollow rod 17, the lifting mechanism comprises guide rods 9 which are fixedly arranged on the base 1 and symmetrically arranged, a first sleeve 10 is movably arranged on the guide rods 9, a connecting plate 11 is fixed between the two first sleeves 10, a one-way transmission assembly connected with the connecting plate 11 is arranged on the fixed plate 2, the one-way transmission assembly is fixedly connected with the cross-shaped bulge 14 and the second sleeve 15, the connecting plate 11 is fixedly connected with the steel wire rope 6, wherein, one-way transmission subassembly includes fixed mounting be in on the connecting plate 11 and with No. two sleeve 15 fixed connection's dead lever 12, rotate on the dead lever 12 install with the protruding 14 fixed connection's of cross dwang 13, be fixed with ratchet 20 on the dwang 13, be fixed with on the fixed plate 2 with ratchet 22 of ratchet 20 intermittent type meshing, dwang 13 with fixture connects, dead lever 12 with elastic component connects.

Referring to fig. 1-4, 6 and 8, further, in an initial state, under the action of the elastic component, the cross-shaped protrusion 14 and the limiting latch 18 are in a clamped state, because the limiting groove and the limiting rod are in a clamped state, the hollow rod 17 does not rotate, under the action of the limiting latch 18, the rotating rod 13 does not rotate, at this time, the ratchet 20 and the ratchet 22 are in a separated state, when the street lamp needs to be lifted, at this time, under the action of the steel wire rope 6, the connecting plate 11 is driven to move in a direction away from the base 1, the connecting plate 11 can also drive the first sleeve 10 to move along the length direction of the guide rod 9, the guide rod 9 and the first sleeve 10 play a role in guiding, so that the connecting plate 11 moves along the length direction of the guide rod 9, and when the connecting plate 11 moves, the fixing rod 12 is also driven to move, thereby driving the rotating rod 13 and the ratchet 20 to move toward the ratchet 22 direction, the second sleeve 15 and the hollow rod 17 are driven to move, after the connecting plate 11 moves to a certain position, the hollow rod 17 is driven to move towards the direction far away from the second sleeve 15 under the action of the elastic component, the limiting latch 18 is driven to separate from the cross-shaped bulge 14, the limiting rod and the limiting groove are still in a clamping state, the rotating rod 13 can rotate at the moment, the connecting plate 11 continues to move, the ratchet 20 is driven to move to the position meshed with the ratchet 22, the ratchet 20 is driven to rotate under the action of the ratchet 22, after the ratchet 20 rotates for a quarter of a circle, the ratchet 20 separates from the ratchet 22, the elastic component drives the hollow rod 17 to move towards the initial position at the moment, the limiting latch 18 is driven to move to the position clamped with the cross-shaped bulge 14 again, the rotating rod 13 is fixed, the steel wire rope 6 is released, under the action of gravity, the connecting plate 11 moves towards the base 1 and drives the fixing rod 12 to move, when the ratchet 20 is moved to the ratchet 22 position, the ratchet 20 does not rotate.

Still be provided with on fixed plate 2 with elevating system with the elastic component that well cavity pole 17 is connected, elastic component includes fixed mounting and is in swash plate 19, cover on the cavity pole 17 are established No. two sleeve 15 go up and with dead lever 12 with swash plate 19 fixed connection's spring 16, fixed mounting be in fixed plate 2 go up and with the stopper 23 of swash plate 19 intermittent type butt.

Referring to fig. 3 and 8, still further, in an initial state, under the action of the spring 16, the position-limiting latch 18 and the cross-shaped protrusion 14 are in a engaged state, when the fixing rod 12 moves away from the base 1, the inclined plate 19 is driven to move towards the position of the position-limiting block 23, when the inclined plate 19 moves to a position abutting against the position-limiting block 23, under the action of the position-limiting block 23, the inclined plate 19 is driven to move away from the fixing rod 12 and drive the hollow rod 17 to move away from the second sleeve 15, so as to drive the position-limiting latch 18 to move away from the cross-shaped protrusion 14, when the ratchet 20 is separated from the ratchet 22, the inclined plate 19 is separated from the fixing rod 12, under the action of the spring 16, the hollow rod 17 is driven to move towards the second sleeve 15 and drive the position-limiting latch 18 to engage with the cross-shaped protrusion 14, at this time, the fixing rod 12 moves towards the base 1, the limiting block 23 is abutted against the other side of the inclined plate 19 and drives the inclined plate 19 to move towards the direction of the fixing rod 12, so that the hollow rod 17 moves towards the inside of the second sleeve 15, and the limiting latch 18 and the cross-shaped protrusion 14 are always in a clamping state.

The street lamp clamping device is characterized in that a clamping mechanism for clamping a street lamp is arranged on the base 1, the clamping mechanism is connected with the lifting mechanism, the traction mechanism drives the clamping mechanism to move through the lifting mechanism, the clamping mechanism comprises a bearing plate 21 fixedly arranged on the rotating rod 13, a supporting plate 24 is fixed on the bearing plate 21, a regulating component symmetrically arranged is arranged on the base 1 and connected with the supporting plate 24, wherein the regulating component comprises a cylinder 25 fixedly arranged on the supporting plate 24 and symmetrically arranged, a movable plate 26 fixedly arranged on the output end of the cylinder 25, hinge rods 27 hinged on the movable plate 26 and symmetrically arranged, a supporting structure connected with the hinge rods 27 is further arranged on the supporting plate 24, and the mentioned supporting structure comprises a baffle 28 fixedly arranged on the supporting plate 24, the baffle 28 is hinged with a connecting rod 29 hinged with the hinge rod 27, and a clamping plate 30 is fixed on the connecting rod 29.

Referring to fig. 1-2 and 4-7, finally, when the street lamp needs to be lifted, the connecting plate 11 is driven to move towards the base 1 and drive the fixing rod 12 to move, so that the bearing plate 21 and the supporting plate 24 move, the clamping plate 30 moves to a position adapted to the street lamp, at this time, the air cylinder 25 works and drives the movable plate 26 to move away from the supporting plate 24 and drive the hinge rod 27 to move, under the action of the hinge rod 27, the driving link 29 rotates around the hinge point and drives the clamping plate 30 to rotate towards a direction approaching to each other, when the clamping plate 30 is clamped with the street lamp, the air cylinder 25 stops working and fixes the street lamp under the action of the clamping plate 30, at this time, the clamping plate 30 is driven to move away from the base 1 and under the action of the ratchet 20 and the ratchet 22, the bearing plate 21 rotates and drives the clamping plate 30 to rotate, so that the street lamp is driven to move to a position perpendicular to the ground, cardboard 30 moves towards base 1 direction once more to place the street lamp into ground position, wherein, for preventing that the street lamp from taking place to interfere with ground when the upset towards the one end of wheel 3, consequently need earlier with street lamp lifting to take the altitude, and still be provided with fixed rope on the backup pad 24 for bind the street lamp, break away from cardboard 30 with preventing the street lamp at the handling in-process.

In use, for example, in an embodiment combining all the features described in the present application, in an initial state, under the action of the spring 16, the cross-shaped protrusion 14 and the limiting latch 18 are in a clamped state, because the limiting groove and the limiting rod are in a clamped state, the hollow rod 17 does not rotate, under the action of the limiting latch 18, the rotating rod 13 does not rotate, at this time, the ratchet 20 and the ratchet 22 are in a separated state, when the street lamp needs to be lifted, the motor 4 works and drives the winding roller 5 to rotate, under the action of the winding roller 5, the steel wire rope 6 is released, the steel wire rope 6 is fixedly connected with the connecting plate 11, under the action of the gravity of the connecting plate 11, the connecting plate 11 moves towards the base 1, so that the steel wire rope 6 is always kept in a tightened state, the connecting plate 11 can drive the first sleeve 10 to move along the length direction of the guide rod 9, and the first sleeve 10 play a role in guiding, the connecting plate 11 moves along the length direction of the guide rod 9, when the connecting plate 11 moves, the fixing rod 12 is also driven to move, the bearing plate 21 and the support plate 24 are driven to move, the clamping plate 30 moves to a position matched with the street lamp, the air cylinder 25 works at the moment, the movable plate 26 is driven to move towards a direction far away from the support plate 24, the hinge rod 27 is driven to move, under the action of the hinge rod 27, the driving connecting rod 29 rotates around a hinge point and drives the clamping plate 30 to rotate towards a direction close to each other, when the clamping plate 30 is clamped with the street lamp, the air cylinder 25 stops working, the street lamp is fixed under the action of the clamping plate 30, the motor 4 rotates reversely at the moment, the steel wire rope 6 is wound through the winding roller 5, the connecting plate 11 is driven to move towards a direction far away from the base 1, the fixing rod 12 is driven to move, and the rotating rod 13 and the ratchet 20 are driven to move towards the direction of the ratchet 22, the second sleeve 15 and the hollow rod 17 are driven to move, after the connecting plate 11 moves to a certain position, the inclined plate 19 is abutted against the limiting block 23, the hollow rod 17 is driven to move towards the direction away from the second sleeve 15 under the action of the limiting block 23, the limiting latch 18 is driven to separate from the cross-shaped bulge 14, the limiting rod and the limiting groove are still in a clamping state, the rotating rod 13 can rotate at the moment, the connecting plate 11 continues to move and drives the ratchet 20 to move to the position meshed with the ratchet 22, the ratchet 20 is driven to rotate under the action of the ratchet 22, so that the bearing plate 21 is driven to rotate and the clamping plate 30 is driven to rotate, after the ratchet 20 rotates for a quarter circle, the ratchet 20 is separated from the ratchet 22, the street lamp moves to the position vertical to the ground, the inclined plate 19 is separated from the limiting block 23 at the moment, the hollow rod 17 is driven to move towards the second sleeve 15 under the action of the spring 16, and drives the limiting latch 18 to be clamped with the cross-shaped bulge 14, cardboard 30 moves towards base 1 direction again, stopper 23 and swash plate 19's opposite side butt this moment to drive swash plate 19 towards the motion of dead lever 12 direction, make cavity pole 17 move towards No. two sleeves 15 internal motion, so that spacing latch 18 and cross are protruding 14 and are in the block state all the time, and when the street lamp moved to the ground position, cylinder 25 moved, and drive cardboard 30 and street lamp separation.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A lifting type street lamp lifting device for constructional engineering is characterized by comprising

The device comprises a base (1) and a fixed plate (2) fixedly arranged on the base (1), wherein wheels (3) which are symmetrically arranged are rotatably arranged at the bottom of the base (1);

the base (1) is provided with a traction mechanism, the fixed plate (2) is provided with a lifting mechanism connected with the traction mechanism, a cross-shaped bulge (14) and a second sleeve (15) are fixed on the lifting mechanism, a limit groove is arranged on the second sleeve (15), a hollow rod (17) is movably arranged in the second sleeve (15), a limiting rod clamped with the limiting groove is fixed on the hollow rod (17), a limit latch (18) which is clamped with the cross-shaped bulge (14) is fixed in the hollow rod (17), the fixed plate (2) is also provided with an elastic component connected with the lifting mechanism and the hollow rod (17), the street lamp clamping device is characterized in that a clamping mechanism used for clamping a street lamp is arranged on the base (1), the clamping mechanism is connected with the lifting mechanism, and the traction mechanism drives the clamping mechanism to move through the lifting mechanism.

2. The lifting type street lamp hoisting device for building engineering according to claim 1, wherein the traction mechanism comprises a motor (4) fixedly mounted on the base (1), a winding roller (5) rotatably mounted on the base (1) and connected with an output shaft of the motor (4), and a driven assembly arranged on the fixed plate (2) and connected with the winding roller (5), and the driven assembly is connected with the lifting mechanism.

3. The lifting type street lamp hoisting device for the building engineering as claimed in claim 2, wherein the driven assembly comprises a first pulley (7) and a second pulley (8) rotatably mounted on the fixed plate (2), the winding roller (5) is wound with a steel wire rope (6) connected with the lifting mechanism, and the steel wire rope (6) is slidably connected with the first pulley (7) and the second pulley (8).

4. The lifting type street lamp lifting device for the constructional engineering as claimed in claim 3, characterized in that the lifting mechanism comprises guide rods (9) which are fixedly mounted on the base (1) and symmetrically arranged, sleeves (10) are movably mounted on the guide rods (9), a connecting plate (11) is fixed between the two sleeves (10), a one-way transmission assembly connected with the connecting plate (11) is arranged on the fixing plate (2), the one-way transmission assembly is fixedly connected with the cross-shaped protrusion (14) and the sleeves (15), and the connecting plate (11) is fixedly connected with the steel wire rope (6).

5. The lifting type street lamp lifting device for the building engineering as claimed in claim 4, wherein the one-way transmission assembly comprises a fixing rod (12) fixedly mounted on the connecting plate (11) and fixedly connected with the second sleeve (15), a rotating rod (13) fixedly connected with the cross-shaped protrusion (14) is rotatably mounted on the fixing rod (12), a ratchet (20) is fixed on the rotating rod (13), ratchets (22) intermittently meshed with the ratchet (20) are fixed on the fixing plate (2), the rotating rod (13) is connected with the clamping mechanism, and the fixing rod (12) is connected with the elastic assembly.

6. The lifting type street lamp hoisting device for the building engineering as claimed in claim 5, wherein the elastic component comprises an inclined plate (19) fixedly mounted on the hollow rod (17), a spring (16) sleeved on the second sleeve (15) and fixedly connected with the fixed rod (12) and the inclined plate (19), and a limiting block (23) fixedly mounted on the fixed plate (2) and intermittently abutted against the inclined plate (19).

7. The lifting type street lamp lifting device for building engineering according to claim 5, wherein the clamping mechanism comprises a bearing plate (21) fixedly mounted on the rotating rod (13), a support plate (24) is fixed on the bearing plate (21), and the base (1) is provided with symmetrically arranged adjusting components connected with the support plate (24).

8. The lifting type street lamp hoisting device for building engineering according to claim 7, wherein the adjusting assembly comprises cylinders (25) which are fixedly mounted on the support plate (24) and symmetrically arranged, a movable plate (26) which is fixedly mounted on the output end of the cylinders (25), and hinge rods (27) which are hinged on the movable plate (26) and symmetrically arranged, and a support structure connected with the hinge rods (27) is further arranged on the support plate (24).

9. The lifting street lamp hoisting device for building engineering as claimed in claim 8, wherein the supporting structure comprises a baffle plate (28) fixedly mounted on the supporting plate (24), a connecting rod (29) hinged with the hinged rod (27) is hinged on the baffle plate (28), and a clamping plate (30) is fixed on the connecting rod (29).