CN216072839U - Hoisting device for replacing primary equipment on door-shaped framework - Google Patents
Hoisting device for replacing primary equipment on door-shaped framework Download PDFInfo
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- CN216072839U CN216072839U CN202121756776.8U CN202121756776U CN216072839U CN 216072839 U CN216072839 U CN 216072839U CN 202121756776 U CN202121756776 U CN 202121756776U CN 216072839 U CN216072839 U CN 216072839U
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- lifting rope
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000004804 winding Methods 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 13
- 239000004568 cement Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 12
- 241000288140 Gruiformes Species 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 241000124872 Grus grus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a hoisting device for replacing primary equipment on a portal framework, which comprises a pulley component threaded with a lifting rope and a bracket assembly for fixedly mounting the pulley component on a portal framework channel steel; the bracket assembly comprises a mounting base and a plurality of bracket bodies which are coaxially and fixedly arranged on the mounting base; the pulley components are fixedly arranged at the top ends of the plurality of support bodies in a distributed manner. The utility model changes the working mode of the original manual hoisting primary equipment, adjusts the working mode of the primary equipment hoisted by an operator standing on the portal framework or the scaffold into the working mode of the primary equipment hoisted by the operator standing on the ground, lightens the labor intensity of the operator, improves the construction safety coefficient and is suitable for being used when the primary equipment on the portal framework is replaced and installed.
Description
Technical Field
The utility model belongs to the technical field of equipment hoisting, and relates to a hoisting device, in particular to a hoisting device for replacing primary equipment on a portal framework.
Background
The primary equipment of the outdoor transformer substation is mostly installed on a door-shaped framework and is an important component of the power system, and the operation quality of the primary equipment is directly related to the safe operation and reliable power supply of the power system. Therefore, in order to ensure safe and reliable operation of the power system, the primary equipment is usually pre-tested and maintained regularly, and if unqualified or unrepairable primary equipment is found in the pre-test and maintenance process, the primary equipment needs to be replaced. However, at present, the following problems often exist in the construction process of replacing the primary equipment:
firstly, with the help of hoist device's construction method, the operation degree of difficulty is high and the potential safety hazard is big.
As primary equipment in the outdoor transformer substation is densely distributed and the operation range is narrow, a common crane or a crane is difficult to enter an operation site. Even if the crane or the crane can smoothly enter an operation site under a specific condition, the problems of insufficient safety distance and high operation difficulty coefficient exist during construction operation, and potential safety hazards such as mistaken touch of a hoisting device on live equipment exist.
And secondly, a purely manual construction mode is adopted, so that the operation labor intensity is high and the danger coefficient is high.
On the operation site where a crane or a crane cannot enter, a purely manual construction mode is generally adopted, namely: the operating personnel need to stand on the portal frame or the scaffold, firstly the damaged primary equipment is hung to the ground from the portal frame by using the lifting rope, and then the primary equipment which can normally run is hung to the portal frame from the ground by using the lifting rope. During construction operation, the operating personnel need to hoist the primary equipment with larger weight from the high position for many times, the labor intensity is high, time and labor are wasted, the conditions of falling casualties of the operating personnel or falling damage of the primary equipment are easy to occur, and the danger coefficient is high.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model aims to provide the hoisting device for replacing primary equipment on the portal framework, so as to change the working form of the original manual hoisting primary equipment and further achieve the purposes of easy hoisting and safe construction.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a hoisting device for replacing primary equipment on a portal framework comprises pulley components threaded with lifting ropes and a bracket assembly for fixedly mounting the pulley components on channel steel of the portal framework;
the bracket assembly comprises a mounting base and a plurality of bracket bodies which are coaxially and fixedly arranged on the mounting base; the pulley components are fixedly arranged at the top ends of the plurality of support bodies in a distributed manner.
As the limitation of the utility model, two bracket bodies are fixedly arranged on the mounting base coaxially, and are obliquely arranged on the mounting base at an inclination angle of 15-20 degrees; and, the top of two support bodies is kept away from each other, all is located the outside of installation base.
As a further limitation of the present invention, a plurality of first reinforcing rods are fixedly connected between each bracket body and the mounting base; a plurality of second reinforcing rods are fixedly connected between the two support bodies.
As another limitation of the present invention, the mounting base includes a bottom plate for fixing the bracket body, and a first fastening member fixed to a bottom end of the bottom plate for fixing with the channel steel of the door frame.
As a further limitation of the present invention, one end of the lifting rope is fixedly provided with a steel hook or a steel hanging ring for hooking the primary equipment.
As a third limitation of the present invention, the present invention further comprises a lifting rope winding assembly fixedly installed on the door frame concrete pole and cooperating with the pulley assembly.
As a further limitation of the present invention, the lifting rope winding assembly is any one of the following structures:
a. the variable frequency motor is fixedly arranged on one side of the variable frequency motor, is used for installing the variable frequency motor on a second fastener of the door-shaped framework cement rod and is fixedly arranged on a winding shaft of the power output end of the variable frequency motor;
b. the wheel shaft is fixedly arranged at one end of the wheel shaft and is used for installing the wheel shaft on the third fastener of the cement rod with the door-shaped framework, and the handle is fixedly arranged on one side of the wheel shaft and is used for driving the wheel shaft to rotate along the axis of the wheel shaft.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
(1) when primary equipment on the gantry framework is replaced, the gantry crane can replace a crane and a crane to work, the problem that the crane and the crane are difficult to enter an operation site is solved, the construction cost is saved, the operation difficulty coefficient is reduced, and the potential safety hazard that the live equipment is easy to be touched by mistake due to insufficient safety distance in construction by means of a hoisting device is eliminated.
(2) According to the utility model, the force application direction during the hoisting of the primary equipment is changed through the pulley assembly, so that the working mode of the primary equipment hoisted by an operator standing on a portal framework or a scaffold is adjusted to the working mode of the operator standing on the ground to hoist the primary equipment, the labor intensity of the operator is reduced, and the construction safety coefficient is improved.
(3) The support body is arranged upwards on the mounting base, so that the primary equipment can be effectively prevented from being in contact collision with the door-shaped structure when being hoisted, and the construction safety factor is further improved.
(4) The first reinforcing rod and the second reinforcing rod are additionally arranged, so that the connection between the support body and the base can be greatly reinforced, and the situation that the support body is shaken due to over-high stress can be effectively prevented.
(5) The lifting rope winding assembly matched with the pulley assembly can enable an operator to easily wind the lifting rope and apply force to primary equipment when the primary equipment is hoisted, so that the labor intensity of the operator can be further reduced.
(6) In the utility model, each part is provided with a fastener, and each part can be assembled and installed on a door-shaped framework to finish the hoisting of primary equipment; the transformer can also be suitable for replacement or installation of distribution equipment such as pole-mounted transformers and JP cabinets, and has wider application range and more diversified purposes.
Drawings
The utility model is described in further detail below with reference to the figures and the embodiments.
FIG. 1 is a front view of a pulley assembly and a bracket assembly in accordance with an embodiment of the present invention;
FIG. 2 is a side view of a pulley assembly in structural relationship to a support assembly in accordance with an embodiment of the present invention;
FIG. 3 is a top view of the pulley assembly and the bracket assembly in accordance with an embodiment of the present invention;
FIG. 4 is a top view of the structural relationship of the lifting rope take-up assembly in an embodiment of the present invention;
FIG. 5 is a schematic view of the pulley assembly, the bracket assembly and the lifting rope winding assembly according to the embodiment of the present invention;
in the figure: 1. a sheave assembly; 2. a stent body; 3. a base plate; 4. a first fastener; 5. a first reinforcing bar; 6. a second reinforcing bar; 7. a U-shaped ring; 8. a straight rod; 9. a wheel axle; 10. a handle; 11. a portal frame channel steel; 12. a cement rod is constructed by a door type structure.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the description of the preferred embodiment is only for purposes of illustration and understanding, and is not intended to limit the utility model.
Embodiment of the hoisting device for replacing primary equipment on a portal framework
As shown in fig. 1 to 5, the present embodiment includes a pulley assembly 1, a bracket assembly and a lifting rope winding assembly, when a primary device is hoisted, the primary device is hoisted by using the pulley assembly 1 and the bracket assembly according to actual situations, or the primary device is hoisted by using the pulley assembly 1, the bracket assembly and the lifting rope winding assembly in cooperation with each other.
First, loose pulley component 1 and support assembly
The pulley assembly 1 is used for changing the force application direction of the lifting rope during primary equipment lifting. As shown in fig. 1, the pulley assembly 1 is fixed at the top end of the support assembly, and is composed of a plurality of pulleys through which the same lifting rope is threaded, and is a fixed pulley structure in the prior art. In the present embodiment, the lifting rope passing through the pulley assembly 1 is a steel wire rope having a conventional structure, and one end of the lifting rope is fixedly provided with a steel hook or a steel hanging ring for hanging the primary equipment.
The support assembly is used for realizing the fixed installation of the pulley component 1 on the portal framework channel steel 11. The support assembly comprises an installation base and a plurality of support bodies 2 which are coaxially and fixedly arranged on the installation base, and a pulley is fixedly arranged at the top end of each support body 2. (a plurality of pulleys distributed on the top end of the bracket body 2 constitute the pulley assembly 1 in the present embodiment.)
More specifically, the installation base includes bottom plate 3 and first fastener 4, and wherein, first fastener 4 is two sets of U type staple bolts of locating the 3 bottom of bottom plate and homoenergetic and respectively being fixed mutually with door type framework channel-section steel 11. In order to facilitate the fixation on the portal frame channel 11, the bottom plate 3 in this embodiment is a channel steel or a rectangular steel pipe.
The installation base in this embodiment is equipped with two support bodies 2 altogether to, equal a plurality of first strengthening rods 5 of fixedly connected with between every support body 2 and the bottom plate 3 of installation base, a plurality of second strengthening rods 6 of fixedly connected with between two support bodies 2. As shown in fig. 2, in this embodiment, two first reinforcing rods 5 are fixedly connected between each bracket body 2 and the bottom plate 3 of the mounting base, one end of each first reinforcing rod 5 is welded on the bottom plate 3, the other end of each first reinforcing rod 5 is welded and fixed on the middle upper portion of the bracket body 2, and the two first reinforcing rods 5 form a triangular stable supporting structure on two sides of the bracket body 2; as shown in fig. 3, two second reinforcing rods 6 are disposed between the two bracket bodies 2 in a crossing manner in the present embodiment, and both ends of the second reinforcing rods 6 are respectively fixed to different bracket bodies 2 by bolts.
Further, for preventing primary equipment and door type framework in the hoist and mount process from taking place the contact collision, two support bodies 2 in this embodiment all set up on the bottom plate 3 of installation base with the inclination of 15 ~ 20. As shown in fig. 1, the top ends of the two bracket bodies 2 are far away from each other and are located outside the mounting base bottom plate 3.
Second, lifting rope rolling component
The lifting rope winding component can be fixedly installed on the door-shaped framework cement rod 12, and when primary equipment is hoisted, the lifting rope winding component can be matched with the pulley component 1 to wind the lifting rope, so that the lifting rope is utilized to apply force to the primary equipment. The lifting rope winding component can be in any one of the following structures:
a. the variable frequency motor is fixedly arranged on the door-shaped framework cement rod 12 through a second fastener, and the winding shaft is fixedly arranged at the power output end of the variable frequency motor, and the variable frequency motor is utilized to drive the winding shaft, so that the lifting rope can be wound.
b. Through the wheel axle 9 of third fastener fixed mounting on door type framework cement pole 12 to and the fixed handle 10 of locating wheel axle 9 one side, the operation personnel drive wheel axle 9 through handle 10 and rotate along its axis, and then can realize the rolling to the lifting rope. The lifting rope winding component in the embodiment adopts the structure.
Wherein, the second fastener and the third fastener mentioned above in this embodiment have the same structure, and are improved U-shaped anchor ears, and the third fastener is taken as an example to explain the structure: as shown in fig. 4, the third fastening member includes a U-shaped ring 7 and straight rods 8 penetrating both ends of the U-shaped ring 7. Wherein, U-shaped ring 7 is made by two arc steel gang concatenations, and the U-shaped ring 7 both ends that form are equipped with the through-hole. The straight rod 8 is integrally made of a steel pipe, wherein a bulge is arranged on the outer peripheral surface of one end of the straight rod, and the diameter of the bulge is larger than that of the through hole at the two ends of the U-shaped ring 7; the peripheral surface of the other end is provided with a screw thread and a nut matched with the screw thread, and the diameter of the nut is also larger than that of the through hole at the two ends of the U-shaped ring 7. After the straight rod 8 penetrates through the through holes at the two ends of the U-shaped ring 7, the protrusions on the straight rod 8 are matched with the nuts, the distance between the two ends of the U-shaped ring 7 can be limited and adjusted, and then the locking degree of the U-shaped ring 7 can be adjusted.
The hoisting process of the primary equipment by using the pulley component 1 and the bracket assembly is as follows:
firstly, a pulley component 1 is installed and fixed on channel steel of a door-shaped framework by utilizing a bracket assembly, and the whole pulley component is required to be positioned above a primary equipment installation position; then, a lifting rope is threaded on the pulley assembly 1 and is fixed with primary equipment to be lifted by using a steel lifting hook or a steel lifting ring; and finally, the operator stands on the ground to drag the other end of the lifting rope and applies force to the primary equipment until the primary equipment is positioned on the portal framework.
The hoisting process of the primary equipment is completed by the cooperation of the pulley component 1, the bracket assembly and the lifting rope winding component as follows:
as shown in fig. 5, firstly, the pulley assembly 1 is installed and fixed on a channel steel of a portal framework by using a bracket assembly, and the whole pulley assembly is located above a primary equipment installation position; then the lifting rope winding component is installed and fixed at the lower part of the door-shaped framework cement pole 12, and is about 1.5m away from the ground; then, a lifting rope is threaded on the pulley assembly 1, a steel lifting hook or a steel lifting ring is fixed with primary equipment to be lifted, and the other end of the lifting rope is fixed on a lifting rope winding assembly; and finally, the operator stands on the ground, winds the lifting rope by means of the lifting rope winding assembly, and applies force to the primary equipment until the primary equipment is positioned on the door-shaped framework.
Although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a hoist device for changing last equipment of door type framework which characterized in that: the pulley assembly is fixedly arranged on the steel channel of the portal framework;
the bracket assembly comprises a mounting base and a plurality of bracket bodies which are coaxially and fixedly arranged on the mounting base; the pulley components are fixedly arranged at the top ends of the plurality of support bodies in a distributed manner.
2. The hoisting device for replacing primary equipment on a gantry according to claim 1, wherein: the mounting base is fixedly provided with two support bodies coaxially, and the two support bodies are obliquely arranged on the mounting base at an inclination angle of 15-20 degrees; and, the top of two support bodies is kept away from each other, all is located the outside of installation base.
3. A lifting device for replacing primary equipment on a gantry according to claim 2, characterized in that: a plurality of first reinforcing rods are fixedly connected between each bracket body and the mounting base; a plurality of second reinforcing rods are fixedly connected between the two support bodies.
4. A lifting device for replacing primary equipment on a gantry according to any one of claims 1-3, characterized in that: the installation base comprises a bottom plate used for fixing the support body and a first fastener fixedly arranged at the bottom end of the bottom plate and used for being fixed with the gate type framework channel steel.
5. A lifting device for replacing primary equipment on a gantry according to claim 4, characterized in that: one end of the lifting rope is fixedly provided with a steel lifting hook or a steel lifting ring for hooking and lifting the primary equipment.
6. Hoisting device for replacing primary equipment on a gantry according to any one of claims 1-3, 5, characterized in that: the lifting rope winding device further comprises a lifting rope winding component which can be fixedly arranged on the cement rod of the door-shaped framework and works in cooperation with the pulley component.
7. A lifting device for replacing primary equipment on a gantry according to claim 6, characterized in that: the lifting rope winding component is in any one of the following structures:
a. the variable frequency motor is fixedly arranged on one side of the variable frequency motor, is used for installing the variable frequency motor on a second fastener of the door-shaped framework cement rod and is fixedly arranged on a winding shaft of the power output end of the variable frequency motor;
b. the wheel shaft is fixedly arranged at one end of the wheel shaft and is used for installing the wheel shaft on the third fastener of the cement rod with the door-shaped framework, and the handle is fixedly arranged on one side of the wheel shaft and is used for driving the wheel shaft to rotate along the axis of the wheel shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121756776.8U CN216072839U (en) | 2021-07-30 | 2021-07-30 | Hoisting device for replacing primary equipment on door-shaped framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121756776.8U CN216072839U (en) | 2021-07-30 | 2021-07-30 | Hoisting device for replacing primary equipment on door-shaped framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216072839U true CN216072839U (en) | 2022-03-18 |
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ID=80667268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121756776.8U Active CN216072839U (en) | 2021-07-30 | 2021-07-30 | Hoisting device for replacing primary equipment on door-shaped framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216072839U (en) |
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2021
- 2021-07-30 CN CN202121756776.8U patent/CN216072839U/en active Active
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