CN216711391U - Air pipe installation lifting device - Google Patents
Air pipe installation lifting device Download PDFInfo
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- CN216711391U CN216711391U CN202123147208.0U CN202123147208U CN216711391U CN 216711391 U CN216711391 U CN 216711391U CN 202123147208 U CN202123147208 U CN 202123147208U CN 216711391 U CN216711391 U CN 216711391U
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Abstract
The utility model relates to the technical field of building installation, in particular to an air pipe installation lifting device. The air pipe installation and lifting device comprises a bottom frame, a support, a bearing frame and a lifting assembly, wherein the bottom frame is used for being supported and placed on the ground or a floor slab, moving wheels are arranged below the bottom frame, the support is vertically arranged on the bottom frame, the bearing frame comprises a movable frame body which is movably assembled on the support along the vertical direction and a supporting frame body which is used for supporting an air pipe to be installed, a fixed baffle and a movable baffle which are used for clamping the air pipe in the process that the movable frame body moves up and down are respectively arranged on the supporting frame body and the movable frame body, and the lifting assembly comprises a pulley block and a winch which is arranged on the support and is used for lifting the bearing frame through the pulley block. The air pipe lifting device disclosed by the utility model can be used for quickly lifting the air pipe through the winch, and the fixed baffle and the movable baffle are used for clamping the air pipe in the lifting process, so that the construction efficiency and the construction safety in the air pipe lifting process are improved.
Description
Technical Field
The utility model relates to the technical field of building installation, in particular to an air pipe installation lifting device.
Background
The air pipe installation engineering in the building is an important part in electromechanical installation engineering, the air pipe is generally positioned at the upper part of a floor, the distance between the air pipe and the ground is higher, and the whole air pipe system is formed by assembling multiple sections of air pipes. At present, the air pipe is installed by firstly lifting the air pipe to an installation height required by a drawing, and the specific method is that the air pipe is firstly moved to a scaffold and is close to the installation height, then is manually lifted to an accurate installation height by a plurality of workers, so that the air pipes at two ends are butted, and at the moment, the air pipe is fixed and is connected with the air pipes at two ends; and after the installation is finished and fixed, installing the next section of air pipe, moving the scaffold to a new air pipe installation position, and repeating the operation. This kind of construction mode needs a large amount of manual works to carry out the operation, and is inefficient, and has the potential safety hazard in the tuber pipe installation lift process.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention aims to provide an air duct installation and lifting device to solve the technical problems of low construction efficiency and potential safety hazard in the air duct installation and lifting process.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the device comprises a base frame, a brake mechanism and a control mechanism, wherein the base frame is used for being supported and placed on the ground or a floor slab, the length direction of the base frame is defined as the left-right direction, the width direction of the base frame is the front-back direction, the height direction of the base frame is the up-down direction, at least two pairs of moving wheels are arranged on the left-right direction of the lower edge of the base frame, at least one pair of moving wheels is a universal wheel, and the brake mechanism is arranged on the universal wheel;
the bracket is vertically arranged on the underframe;
the bearing frame comprises a movable frame body and a supporting frame body fixed on the upper part of the movable frame body, the movable frame body is assembled on the support in a vertically moving mode and is used for supporting an air pipe to be installed, a fixed baffle extending in the front-back direction is vertically arranged on the supporting frame body, a movable baffle is hinged on the movable frame body, a limiting clamping plate is detachably connected on the movable frame body and is positioned on one side, opposite to the fixed baffle, of the movable baffle, the fixed baffle is close to the support, the movable baffle is far away from the support and can be turned left and right relative to the movable frame body, an air pipe placing channel for placing the air pipe is formed between the fixed baffle and the movable baffle, when the movable baffle rotates to be vertical to the movable frame body, the limiting clamping plate is tightly attached to the movable baffle, and the movable baffle and the fixed baffle are used for clamping the air pipe in the left-right direction in the process that the movable frame body moves up and down;
the lifting assembly comprises a pulley block and a winch arranged on the support, the winch and the bearing frame are respectively positioned on the left side and the right side of the support, the pulley block comprises a fixed pulley arranged at the top of the support and a movable pulley arranged on the movable support body, and the end part of a steel wire rope on the winch bypasses the fixed pulley and the movable pulley and is connected with a hook on the fixed pulley.
The beneficial effects of the above technical scheme are: the air pipe lifting device can move through the arranged moving wheels, the arranged universal wheels ensure that the device can turn in the moving process, the position of the device is ensured to ensure the stability of the device during working through the position of the brake mechanism fixing device on the universal wheels after the installation position is determined, the air pipe is moved to the support frame body before the device works, then the movable baffle plate is rotated to the position vertical to the movable frame body, the limiting clamp plate is installed to enable the limiting clamp plate to be tightly attached to the movable baffle plate, when the air pipe lifting device is lifted, the winch is connected with the support air pipe bearing frame through the pulley block, and the movable baffle plate and the fixed baffle plate clamp the air pipe in the left-right direction in the process that the movable frame body moves up and down, so that the effect of safely lifting the air pipe is achieved. The air pipe lifting device can quickly lift the air pipe through the winch, the supporting length of the air pipe is increased before the air pipe is placed, the first baffle and the second baffle are adopted to clamp the air pipe in the lifting process, and the construction efficiency and the construction safety in the air pipe lifting process are improved.
Further, the chassis comprises two chassis cross rods and at least two chassis longitudinal rods vertically connected between the two chassis cross rods, the two chassis cross rods extend along the left-right direction and are arranged in the front-rear direction at intervals in parallel, the chassis longitudinal rods are arranged along the left-right direction at intervals, the length of the chassis cross rods is adjustable, and the moving wheels arranged in pairs are respectively installed on the corresponding chassis cross rods.
Has the advantages that: through the length of adjusting long chassis crossbeam, can increase the chassis and control ascending size of side, guarantee the device during operation, the support stability of whole chassis.
Further, the chassis cross rod comprises a fixed rod section and two movable rod sections movably assembled in the fixed rod section, the fixed rod section is hollow, the two movable rod sections are respectively located at two axial ends of the fixed rod section, the support is fixedly welded on the two fixed rod sections, the moving wheels arranged in pairs are respectively installed on the corresponding movable rod sections, and a locking structure used for connecting the fixed rod section with the movable rod sections so as to enable the chassis cross rod to be kept at the current length is arranged on the fixed rod section.
Has the advantages that: simple structure conveniently adjusts the length of chassis crossbeam.
Furthermore, the locking structure includes U-shaped support and the pull rod of rotation assembly on the U-shaped support, U-shaped support welded fastening is in on the fixed rod section to the U-shaped mouth of U-shaped support is towards the fixed rod section, the one end of the U-shaped mouth of pull rod is provided with the handle dorsad, the other end of pull rod is provided with the dop that can restrict the pull rod and reciprocate, be equipped with on the fixed rod section and supply the dop to pass and with the fixed perforation of the diameter adaptation of pull rod, be equipped with a plurality of activity perforation along its axial interval on the activity pole section, when the activity pole section removed to the right place, the activity perforation that corresponds on fixed perforation and the activity pole section was relative from top to bottom.
Has the advantages that: the adjustment is convenient, and the draw bar can be effectively prevented from moving up and down by pushing the clamping head arranged on the draw bar against the movable rod section through rotating the handle.
Further, the support includes two perpendicular welding bracing pieces on corresponding chassis horizontal pole and the back timber of connection at two bracing piece tops, the fixed pulley is installed on the back timber, and the bracing piece is formed by two section at least bracing piece sections supreme removable concatenations from bottom to top.
Has the beneficial effects that: the height of the bracket can be adjusted, so that the device can meet the requirements of building layers with different heights.
Furthermore, the support also comprises a support rod connecting rod which is of an I-shaped structure and comprises two vertical rod section rod sections which are arranged in parallel and a horizontal rod section which is connected with the two vertical rod sections, the vertical rod sections at the upper side and the lower side of the horizontal rod section on the opposite sides of the two vertical rod sections are provided with at least two mounting through holes which are arranged at intervals along the vertical direction and are used for being fixed with the support rod sections, the support rod sections are provided with through grooves which extend along the vertical direction and are used for being in clamping fit with the corresponding vertical rod sections, the support rod sections are provided with sliding grooves which extend along the vertical direction and are in sliding fit with the movable frame body along the vertical direction, the groove bottoms of the sliding grooves are provided with fixing holes which are one-to-one corresponding to the mounting through holes and are used for fixing the support rod connecting rod, the support rod sections are also provided with grooves which are used for supporting the horizontal rod sections, the grooves are communicated with the through grooves, and the depth of the grooves is equal to half of the diameter of the horizontal rod sections, when the two adjacent support rod sections are spliced, the grooves on the two adjacent support rod sections are butted to form a clamping hole for clamping the horizontal rod section.
Has the advantages that: the splicing is convenient, and the firmness of connection between the brackets is improved.
Furthermore, the size of the support frame body in the front-back direction is adjustable.
Has the advantages that: the supporting length of the fixing frame body to the air pipe is increased, so that the device is safer during lifting work.
Furthermore, the size of the movable frame body in the left-right direction is adjustable, the limiting clamping plate is tightly attached to the movable baffle plate, and when the size of the movable frame body in the left-right direction is adjusted in place, the movable baffle plate and the fixed baffle plate are used for clamping the air pipe.
Has the advantages that: the size range of the transportable air pipe is increased, and the air pipe is clamped in the lifting process, so that the safety of the working process can be ensured.
Drawings
FIG. 1 is a schematic structural view of the air duct installation lifting device of the present invention;
FIG. 2 is a schematic structural view of a bracket in the air duct installation lifting device of the present invention;
FIG. 3 is a schematic structural diagram of a support rod connecting rod in the air duct mounting and lifting device of the present invention;
FIG. 4 is a schematic structural diagram of a loading frame in the air duct mounting lifting device of the present invention;
FIG. 5 is a schematic view of the position of the limiting clamp plate in the loading frame of the air duct installation lifting device;
fig. 6 is a schematic view of the self-locking device in the air duct installation lifting device of the present invention.
Description of reference numerals: 1-underframe, 101-underframe cross bar, 102-underframe longitudinal bar, 103-universal wheel, 104-locking mechanism, 105-U-shaped support, 106-pull bar, 107-movable perforation, 108-fixed bar segment, 109-movable bar segment, 110-handle, 111-chuck, 2-bracket, 201-support bar, 202-support bar connecting bar, 203-splicing groove, 204-vertical bar segment, 205-horizontal bar segment, 206-connecting lug, 207-top bar, 208-support bar segment, 209-through groove, 210-sliding groove, 211-fixing hole, 212-mounting through hole, 3-bearing frame, 301-movable frame body, 302-top movable frame connecting bar, 303-bottom movable frame connecting bar, 304-movable frame vertical bar, 305-a transverse rod of a movable frame, 306-an inclined strut of the movable frame, 307-a sleeve rod of a connecting rod, 308-a sleeve rod connecting rod, 309-a lug, 310-a convex structure, 311-a movable baffle, 312-a support frame body, 313-a longitudinal rod of a support frame, 314-a sleeve of the longitudinal rod of the support frame, 315-a fastening screw, 316-a transverse rod of the support frame, 317-a fixed baffle, 318-a limit clamp plate, 4-a lifting component, 401-a winch, 402-a movable pulley and 403-a fixed pulley.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
The utility model relates to a concrete embodiment of an air pipe installation lifting device, which comprises the following components:
as shown in fig. 1, the duct mounted lifting device comprises a chassis 1, a bracket 2, a carriage 3 and a lifting assembly 4.
Specifically, as shown in fig. 1, the longitudinal direction of the chassis 1 is defined as the left-right direction, the width direction of the chassis 1 is defined as the front-rear direction, and the height direction of the chassis 1 is defined as the up-down direction. The underframe 1 is used for supporting and placing on the ground or a floor slab, the underframe 1 comprises two underframe transverse rods 101 and two underframe longitudinal rods 102 vertically connected between the two underframe transverse rods 101, the two underframe transverse rods 101 extend along the left-right direction and are arranged at intervals in parallel in the front-back direction, and the underframe longitudinal rods 102 are arranged at intervals along the left-right direction. The length of the underframe transverse rod 101 is adjustable, the underframe transverse rod 101 comprises a fixed rod section 108 and two movable rod sections 109 movably assembled in the fixed rod section 108, the fixed rod section 108 is hollow, the two movable rod sections 109 are respectively positioned at two axial ends of the fixed rod section 108, and a locking structure 104 used for connecting the fixed rod section 108 with the movable rod sections 109 so as to keep the underframe transverse rod 101 at the current length is arranged on the fixed rod section 108.
As shown in fig. 1 and 6, the locking structure 104 includes a U-shaped support 105 and a pull rod 106 rotatably mounted on the U-shaped support 105, the U-shaped support 105 is welded and fixed on a fixed rod section 108, a U-shaped opening of the U-shaped support 105 faces the fixed rod section 108, one end of the pull rod 106, which faces away from the U-shaped opening of the U-shaped support 105, is provided with a handle 110, the other end of the pull rod 106 is provided with a chuck 111 capable of limiting the pull rod 106 to move up and down, the fixed rod section 108 is provided with a fixed through hole through which the chuck 111 can pass and which is adapted to the diameter of the pull rod 106, a plurality of movable through holes 107 are axially arranged on the movable rod section 109 at intervals, and when the movable rod section 109 is moved to a proper position, the fixed through hole is vertically opposite to the corresponding movable through hole 107 on the movable rod section 109. Two pairs of moving wheels are arranged at the bottom of the movable rod section 109 on the underframe cross rod 101 along the left-right direction, and the moving wheels are universal wheels 103 provided with brake mechanisms.
As shown in fig. 1, 2 and 3, the bracket 2 further includes a support rod connecting rod 202, the support rod connecting rod 202 is an i-shaped structure, and includes two vertical rod sections 204 arranged in parallel and a horizontal rod section 205 connecting the two vertical rod sections 204, at least two installation through holes 212 arranged at intervals along the up-down direction and used for fixing with the support rod section 208 are respectively arranged at the positions of the upper and lower sides of the horizontal rod section 205 on the opposite side surfaces of the two vertical rod sections 204, a through groove 209 extending along the up-down direction and used for clamping and matching with the corresponding vertical rod section 204 is arranged on the support rod section 208, a sliding groove 210 extending along the up-down direction and slidably matching with the movable frame body 301 along the up-down direction is arranged on the support rod section 208, fixing holes 211 corresponding to the installation through holes 212 one by one and used for fixing the support rod connecting rod 202 are arranged on the groove bottom of the sliding groove 210, an assembling groove 203 for supporting the horizontal rod section 205 is further arranged on the support rod section 208, the assembling grooves 203 are communicated with the through grooves 209, the depth of the assembling grooves 203 is equal to half of the diameter of the horizontal rod section 205, and when the two support rod sections 208 adjacent to each other up and down are assembled, the assembling grooves 203 on the two support rod sections 208 adjacent to each other up and down are butted to form clamping holes for clamping the horizontal rod section 205.
As shown in fig. 1 and 4, the carriage 3 includes a movable frame body 301 and a support frame body 312 fixed to an upper portion of the movable frame body 301, and the movable frame body 301 is movably mounted on the support frame 2 in an up-down direction. The movable frame body 301 is of an outward-projecting structure, and includes two top movable frame connecting rods 302 slidably connected to the support 2, two bottom movable rod connecting rods 303 slidably connected to the support 2, a movable frame vertical rod 304 fixedly arranged between the top movable frame connecting rods 302 and the bottom movable rod connecting rods 303 along the vertical direction, a movable frame transverse rod 305 fixedly arranged between the top movable frame connecting rods 302 and between the bottom movable rod connecting rods 303 along the horizontal direction, and two movable frame diagonal rods 306 with two ends respectively fixing the top connecting rod 302 and the movable frame vertical rod 304. The top adjustable shelf connecting rod 302 and the bottom adjustable shelf connecting rod 303 are provided with the spout 210 of protruding structure 310 and bracing piece section 208 on and slide and the anticreep cooperation in the upper and lower direction, all are provided with the connecting lug 206 that is used for connecting the assembly pulley on the movable rod transverse bar 305 and the back timber 207 that are located the top, and the length of top adjustable shelf connecting rod 302 is adjustable, and is keeping away from that bracing piece 201 one end articulates there is adjustable fender 311, and adjustable fender 311 can restrict the tuber pipe and remove in left and right directions.
As shown in fig. 1 and fig. 4, a connecting rod loop bar 307 capable of sliding left and right relative to itself is sleeved inside the top moving frame connecting rod 302, one end of the connecting rod loop bar 307, which is sleeved inside the top moving frame connecting rod 302, is fixedly connected with a tension spring (not shown in the figure) for limiting the sliding of the connecting rod loop bar 307, and the other end of the tension spring is connected with the top moving frame connecting rod 302. A sleeve rod connecting rod 308 is arranged between the connecting rod sleeve rods 307, lugs 309 which are used for being hinged with the connecting pipe sleeve rods 307 and provided with through holes are arranged at two ends of the bottom of the movable baffle plate 311, the distance between the through holes in the lugs 309 of the movable baffle plate and the end face of the movable baffle plate 311 is larger than the maximum distance between the through holes in the connecting rod sleeve rods and the corresponding end face of the sleeve pipe, and therefore the movable baffle plate 311 can rotate to the horizontal direction of the top movable rod 302 by taking a hinged point as the center. As shown in fig. 4 and 5, the loop bar connecting rod 308 is provided with a detachable limiting clamping plate 318 and through holes for fitting with the limiting clamping plate 318 at intervals, and the limiting clamping plate 318 is located on the side of the movable baffle 311 facing away from the fixed baffle 317.
As shown in fig. 1 and 4, the support frame body 312 is used for supporting an air duct to be installed, and includes two longitudinal support frame rods 313 arranged at intervals in the left-right direction and extending in the front-back direction, a support frame cross rod 316 connected between the two longitudinal support frame rods 313, and a fixing baffle 317 vertically arranged on the support frame body 312 and extending in the front-back direction, wherein the fixing baffle 317 is close to the support. The supporting frame longitudinal rod 313 is internally sleeved with a supporting frame longitudinal rod sleeve 314 which can slide along the extending direction of two ends of the supporting frame longitudinal rod 313 and is used for increasing the supporting length of the air duct, the size of the movable frame body 312 in the left-right direction is adjustable, and fastening screws 315 which can tightly push the supporting frame longitudinal rod sleeve 314 to limit the movement of the supporting frame longitudinal rod sleeve 314 and through holes for installing the fastening screws are symmetrically arranged on the side surfaces of two ends of the supporting frame longitudinal rod 313.
As shown in fig. 4, an air duct placing channel for placing an air duct is formed between the fixed baffle 317 and the movable baffle 311, when the movable baffle 311 rotates to be perpendicular to the movable frame body 301, the limiting clamping plate 318 is tightly attached to the movable baffle 311, and when the size of the movable frame body 301 in the left-right direction is adjusted in place, the movable baffle 311 and the fixed baffle 317 can clamp the air duct.
As shown in fig. 1, the lifting assembly 4 includes a pulley block and a hoist 401 mounted on the bracket, the hoist 401 and the carriage 3 are respectively located at the left and right sides of the bracket 2, the pulley block includes a fixed pulley 403 mounted on the connecting lug 206 on the top beam 207 and a movable pulley 402 mounted on the connecting lug 206 on the movable frame body 301, and the end of the wire rope on the hoist 401 passes around the fixed pulley 403 and the movable pulley 402 and is connected with a hook on the fixed pulley 403.
The air pipe installation lifting device provided by the utility model is specifically used as follows: the universal wheels 103 are used for moving, the handles 110 in the locking mechanisms 104 are pulled up to adjust the length of the underframe transverse rods 101 according to the space size of the installation position, the pull rods 106 are used for fixing the length of the underframe transverse rods 101, the universal wheels 103 are used for braking the mechanism fixing device after the installation position of the air pipe and the length of the underframe transverse rods 101 are determined, the stability of the device during working is ensured, before the device works, a proper number of supporting rod sections 208 are selected to assemble the support 2 according to the height of a building floor to ensure that the lifting height of the device to the air pipe can meet the working requirement, the length of the supporting frame longitudinal rod 313 is adjusted to increase the supporting length of the air pipe, after the air pipe is lifted to the support frame body 312, the movable baffle plate 311 is rotated to the position vertical to the movable frame body 301, the limiting clamp plate 318 is installed to enable the limiting clamp plate to be attached to the movable baffle plate 311, the length of the top movable frame connecting rod 302 is adjusted, the fixed baffle plate 317 and the movable baffle plate 311 clamp the air pipe to be lifted, when the air pipe is lifted, the winch 401 lifts the load frame 3 supporting the air pipe through a steel wire rope penetrating through the pulley block, so that the effect of lifting the air pipe is achieved.
The air pipe lifting device can quickly lift the air pipe through the winch, the supporting length of the air pipe is increased before the air pipe is placed, the fixed baffle and the movable baffle are adopted to clamp the air pipe in the lifting process, and the construction efficiency and the construction safety in the air pipe lifting process are improved.
In other embodiments, the length of the chassis rails may also be fixed while meeting chassis stability requirements.
In other embodiments, the top movable frame connecting rod can also adopt a telescopic rod to control the fixed baffle and the movable baffle to clamp the air pipe.
In other embodiments, when satisfying control fixed stop and adjustable fender and carrying out the requirement of centre gripping to the tuber pipe, the length of top adjustable shelf link also can be fixed, and at this moment, the device can only promote the transportation to the tuber pipe of specific size.
In other embodiments, when the supporting requirement of the air duct is met, the size of the supporting frame body in the front-back direction can be fixed.
In other embodiments, the height of the support can also be fixed when the device meets the working requirements for the lifting height of the air duct, i.e. the support bar has only one section of support bar section.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an tuber pipe installation hoisting device which characterized in that includes:
the device comprises a base frame, a brake mechanism and a control mechanism, wherein the base frame is used for being supported and placed on the ground or a floor slab, the length direction of the base frame is defined as the left-right direction, the width direction of the base frame is the front-back direction, the height direction of the base frame is the up-down direction, at least two pairs of moving wheels are arranged on the left-right direction of the lower edge of the base frame, at least one pair of moving wheels is a universal wheel, and the brake mechanism is arranged on the universal wheel;
the bracket is vertically arranged on the underframe;
the bearing frame comprises a movable frame body and a supporting frame body fixed on the upper part of the movable frame body, the movable frame body is assembled on the support in a vertically moving mode and is used for supporting an air pipe to be installed, a fixed baffle extending in the front-back direction is vertically arranged on the supporting frame body, a movable baffle is hinged on the movable frame body, a limiting clamping plate is detachably connected on the movable frame body and is positioned on one side, opposite to the fixed baffle, of the movable baffle, the fixed baffle is close to the support, the movable baffle is far away from the support and can be turned left and right relative to the movable frame body, an air pipe placing channel for placing the air pipe is formed between the fixed baffle and the movable baffle, when the movable baffle rotates to be vertical to the movable frame body, the limiting clamping plate is tightly attached to the movable baffle, and the movable baffle and the fixed baffle are used for clamping the air pipe in the left-right direction in the process that the movable frame body moves up and down;
the lifting assembly comprises a pulley block and a winch arranged on the support, the winch and the bearing frame are respectively positioned on the left side and the right side of the support, the pulley block comprises a fixed pulley arranged at the top of the support and a movable pulley arranged on the movable support body, and the end part of a steel wire rope on the winch bypasses the fixed pulley and the movable pulley and is connected with a hook on the fixed pulley.
2. The air duct installation lifting device of claim 1, wherein: the chassis comprises two chassis cross rods and at least two chassis longitudinal rods vertically connected between the two chassis cross rods, the two chassis cross rods extend along the left-right direction and are arranged in the front-back direction at intervals in parallel, the chassis longitudinal rods are arranged at intervals along the left-right direction, the length of each chassis cross rod is adjustable, and the moving wheels arranged in pairs are respectively installed on the corresponding chassis cross rods.
3. The air duct installation lifting device of claim 2, wherein: the chassis cross rod comprises a fixed rod section and two movable rod sections movably assembled in the fixed rod section, the fixed rod section is hollow, the two movable rod sections are respectively located at two axial ends of the fixed rod section, the supports are fixedly welded on the two fixed rod sections, the movable wheels arranged in pairs are respectively installed on the corresponding movable rod sections, and the fixed rod section is provided with a locking structure used for connecting the movable rod sections with the fixed rod sections so that the chassis cross rod can be kept at the current length.
4. A ductwork installation lifting apparatus according to claim 3, wherein: the locking structure comprises a U-shaped support and a pull rod which is rotatably assembled on the U-shaped support, the U-shaped support is welded and fixed on the fixed rod section, the U-shaped opening of the U-shaped support faces the fixed rod section, one end of the pull rod, which faces away from the U-shaped opening of the U-shaped support, is provided with a handle, the other end of the pull rod is provided with a clamping head which can limit the pull rod to move up and down, the fixed rod section is provided with fixed through holes which can be used for the clamping head to pass through and matched with the diameter of the pull rod, a plurality of movable through holes are arranged on the movable rod section along the axial interval of the movable rod section, and when the movable rod section moves in place, the fixed through holes are opposite to the movable through holes corresponding to the movable rod section from top to bottom.
5. The air duct installation lifting device according to any one of claims 2 to 4, wherein: the support includes two perpendicular welding bracing pieces on corresponding chassis horizontal pole and connects the back timber at two bracing piece tops, the fixed pulley is installed on the back timber, and the bracing piece is formed by supreme removable concatenation from bottom to top by two section at least bracing piece sections.
6. The air duct installation lifting device of claim 5, wherein: the support also comprises a support rod connecting rod which is of an I-shaped structure and comprises two vertical rod sections arranged in parallel and a horizontal rod section connected with the two vertical rod sections, the vertical rod sections on the opposite sides of the two vertical rod sections and the upper and lower sides of the horizontal rod section are provided with at least two mounting through holes which are arranged at intervals along the vertical direction and are used for being fixed with the support rod sections, the support rod section is provided with a through groove which extends along the vertical direction and is used for being in clamping fit with the corresponding vertical rod section, the support rod section is provided with a sliding groove which extends along the vertical direction and is in sliding fit with the movable frame body along the vertical direction, the groove bottom of the sliding groove is provided with fixing holes which are one-to-one corresponding to the mounting through holes and are used for fixing the support rod connecting rod, the support rod section is also provided with a groove for supporting the horizontal rod section, the groove is communicated with the through groove, and the depth of the groove is equal to half of the diameter of the horizontal rod section, when the two adjacent support rod sections are spliced, the grooves on the two adjacent support rod sections are butted to form a clamping hole for clamping the horizontal rod section.
7. The air duct installation lifting device according to any one of claims 1 to 4, wherein: the size of the support frame body in the front-back direction is adjustable.
8. The air duct installation lifting device according to any one of claims 1 to 4, wherein: the size of the movable frame body in the left-right direction is adjustable, the limiting clamping plate is tightly attached to the movable baffle plate, and when the size of the movable frame body in the left-right direction is adjusted in place, the movable baffle plate and the fixed baffle plate are used for clamping the air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123147208.0U CN216711391U (en) | 2021-12-15 | 2021-12-15 | Air pipe installation lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123147208.0U CN216711391U (en) | 2021-12-15 | 2021-12-15 | Air pipe installation lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216711391U true CN216711391U (en) | 2022-06-10 |
Family
ID=81883551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123147208.0U Active CN216711391U (en) | 2021-12-15 | 2021-12-15 | Air pipe installation lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216711391U (en) |
-
2021
- 2021-12-15 CN CN202123147208.0U patent/CN216711391U/en active Active
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