CN220245393U - Rod piece receiver - Google Patents
Rod piece receiver Download PDFInfo
- Publication number
- CN220245393U CN220245393U CN202323240404.1U CN202323240404U CN220245393U CN 220245393 U CN220245393 U CN 220245393U CN 202323240404 U CN202323240404 U CN 202323240404U CN 220245393 U CN220245393 U CN 220245393U
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- Prior art keywords
- receiving groove
- limiting
- steel plate
- fixed
- tower crane
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 230000000712 assembly Effects 0.000 claims description 34
- 238000000429 assembly Methods 0.000 claims description 34
- 230000002265 prevention Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a rod piece receiver, and relates to the technical field of tower cranes. The utility model comprises a receiving groove, a buffer assembly, a limiting assembly and a balancing weight, wherein the upper end surface and the lower end surface of the receiving groove are both rotatably connected with rotating shafts, and each rotating shaft is rotatably connected with the limiting assembly; the receiving groove is internally provided with a buffer assembly, the buffer assembly comprises a steel plate and a rubber pad fixed on the surface of the steel plate, two springs I are fixed on one surface of the steel plate, which is far away from the rubber pad, and springs II which are symmetrically distributed are fixed on the upper end and the lower end of the steel plate; the limiting assembly comprises two limiting support rods. According to the utility model, the receiving groove, the buffer assembly, the limiting assembly and the balancing weight are arranged, so that the problem that the big arm of the tower crane rotates along with wind in windy weather and cannot lock up, so that the big arm collides with a building to be damaged is solved; and when the end part of the tower crane boom is limited, the problem that the tower crane boom rebounds after contacting with the receiver is easy due to inertia when the tower crane boom runs.
Description
Technical Field
The utility model belongs to the technical field of tower cranes, and particularly relates to a rod piece receiver.
Background
The tower crane is a lifting device which is most commonly used on a building site, is also called as a tower crane, and is used for lifting raw materials for construction such as steel bars, wood ridges, concrete, steel pipes and the like for construction by lengthening one section by one section. The tower crane is an indispensable equipment on the site. The tower crane is very high, and is usually higher than the building under construction, so that the building materials can be conveniently lifted. However, when the big arm of the tower crane is blown by strong wind, the big arm cannot be locked, and the tower body of the tower crane is subjected to strong torsion force due to the locking of the big arm, so that the tower crane is overturned, and the following defects exist:
1. the big arm of the tower crane cannot be locked, but in windy weather, the big arm of the tower crane rotates along with wind, and when the big arm of the tower crane repeatedly collides with other buildings (namely, the building exceeding the height of the big arm of the tower crane exists in the operation range of the big arm of the tower crane), the big arm can be damaged, so that one end of the big arm far away from the main body of the tower crane needs to be received and limited and locked, the big arm of the tower crane is prevented from rotating along with wind, and most of the big arms of the tower crane are formed by combining rod pieces, so that the big arm of the tower crane is limited in positioning, and the related rod piece receiver is needed to be used in an auxiliary limiting mode;
2. secondly, after the end part of the large arm is limited, the large arm is easily rebounded by huge back impact force, so that the devices and the like are damaged, and the problem needs to be solved.
Disclosure of Invention
The utility model aims to provide a rod piece receiver, which solves the problem that a big arm of a tower crane can rotate along with wind in windy weather and cannot lock up by itself to cause damage to a collision building by arranging a receiving groove, a buffer assembly, a limiting assembly and a balancing weight; and when the end part of the tower crane boom is limited, the problem that the tower crane boom rebounds after contacting with the receiver is easy due to inertia when the tower crane boom runs.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a rod piece receiver which comprises a receiving groove, a buffer component, a limiting component and a balancing weight, wherein the upper end surface and the lower end surface of the receiving groove are both rotationally connected with rotating shafts, each rotating shaft is rotationally connected with the limiting component, and the two limiting components are symmetrically arranged;
the receiving groove is used as a receiving part for the tower crane boom, and is used for receiving and limiting one end part of the tower crane boom far away from the tower body of the tower crane, so that the tower crane boom cannot move along with wind, and a rod piece at the end part of the tower crane boom enters an inner cavity of the receiving groove and is buffered by the buffering component and is limited by the limiting component;
the receiving groove is of a side-mounted U-shaped structure, a buffer assembly is arranged in the receiving groove and comprises a steel plate and a rubber pad fixed on the surface of the steel plate, one surface of the steel plate, which is far away from the rubber pad, is fixedly provided with two first springs, one end of each first spring, which is far away from the steel plate, is fixedly connected with the inner wall of the receiving groove, and the upper end and the lower end of each steel plate are fixedly provided with second springs which are symmetrically distributed;
when the rod piece at the end part of the large arm of the tower crane enters the inner cavity of the receiving groove, the rod piece firstly contacts with a rubber pad in the buffer assembly and then is transferred to the steel plate, after the steel plate is stressed, the spring I at the back of the steel plate is compressed, and the spring II at the upper end and the lower end of the steel plate are stretched due to the backward movement of the steel plate, so that the buffer treatment of the end part of the large arm of the tower crane is realized;
the limiting assembly comprises two limiting struts, a limiting plate is fixed between the two limiting struts, two springs III are fixed on one surface of the limiting plate, which is close to the buffer assembly, and an anti-rebound baffle is fixed on one end of the two springs III, which is close to the buffer assembly;
when the large tower crane arm enters the receiving groove, the two limiting assemblies are symmetrically distributed, and when the large tower crane arm contacts the two limiting assemblies, the limiting support rods and the limiting plates in the limiting assemblies rotate towards the inner cavity of the receiving groove until the rod pieces at the end part of the large tower crane arm completely enter the receiving groove, and then the two limiting assemblies block the opening of the receiving groove, so that the rod pieces at the end part of the large tower crane arm are prevented from being popped out of the receiving groove again;
a connecting piece is also fixed in the middle of the rotating shaft below the receiving groove, and a balancing weight is fixed at the bottom of the connecting piece; the limiting component used below the balancing weight always keeps vertical arrangement under the action of no external force.
Further, the top end of the second spring positioned above the steel plate is fixedly connected with the inner top surface of the receiving groove, and the bottom end of the second spring positioned below the steel plate is fixedly connected with the inner bottom surface of the receiving groove; the connection of the first spring and the second spring with the steel plate can buffer the stress of the steel plate synchronously in three directions.
Further, the first springs and the second springs are diagonally arranged on the back surface of the steel plate.
Further, through grooves are formed in the upper end portion and the lower end portion of the receiving groove in a penetrating mode, one ends, close to the rotating shaft, of the two limiting support rods penetrate through the through grooves and are fixedly provided with lantern rings, the lantern rings are fixed on the outer peripheral face of the rotating shaft, and the maximum distance between the two limiting support rods is smaller than the width of the through grooves;
when the limiting support rod in the limiting assembly passively rotates, the middle part of the limiting support rod can rotate in the through groove.
Further, limit strips are fixed at two ports of the receiving groove, and two connecting lugs are symmetrically fixed on two side surfaces of the receiving groove; the setting of spacing can avoid spacing subassembly to receiving groove outside rotatory, can only rotate to receiving groove inboard, and the engaging lug can cooperate relevant fastening structure to be fixed in receiving groove on some building wall or the component.
Further, two bearing seats are symmetrically fixed on the upper end face and the lower end face of the receiving groove, the two bearing seats on the same end face are symmetrically distributed outside the through groove, a rotating shaft is connected in the two bearing seats in a rotating mode, and the length of the rotating shaft is larger than the width of the through groove; the bearing pedestal is used for assisting in installing the rotating shaft and being matched with the rotating shaft for rotation.
Further, the limiting plates and the rebound prevention baffle plates in the two limiting assemblies are both positioned in the inner cavity of the receiving groove, and the limiting plates and the rebound prevention baffle plates in the two limiting assemblies horizontally correspond to the steel plates in the buffer assembly.
The utility model has the following beneficial effects:
1. according to the utility model, the receiving groove, the buffer assembly, the limiting assembly and the balancing weight are arranged, so that the problem that the big arm of the tower crane rotates along with wind in windy weather and cannot lock up, so that the big arm collides with a building to be damaged is solved; when the big arm of the tower crane enters the receiving groove, the two limiting assemblies are contacted, the limiting assemblies are opened and enter the inner cavity of the receiving groove to be contacted with the steel plate in the buffer assembly, after the steel plate is stressed, the first spring at the back of the steel plate is compressed, the second springs at the upper end and the lower end of the steel plate are stretched due to the backward movement of the steel plate, so that the buffer treatment of the end part of the big arm of the tower crane is realized, the limiting assemblies are reset, the big arm of the tower crane is prevented from moving out again, the end part is limited, two-point positioning is formed with the tower body of the tower crane, self-locking of the tower crane is not needed, and the tower crane cannot rotate along with wind.
2. According to the utility model, the limiting component is arranged, so that the problem that the large arm of the tower crane is easy to rebound after contacting with the receiver due to inertia when the large arm of the tower crane runs when the end of the large arm of the tower crane is limited is solved; after the big arm of the tower crane enters the receiving groove, the contact buffer assembly has certain rebound and contacts the rebound prevention partition plates of the two limit assemblies, and the rebound prevention partition plates are matched with the spring for three buffering, so that the big arm of the tower crane is gradually stopped through continuous reciprocating buffering, limit operation is completed, and excessive collision and extrusion deformation of the limit assemblies can not be caused.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings used for describing the embodiments will be briefly described below.
FIG. 1 is a perspective view of a rod receiver;
FIG. 2 is a block diagram of the elevation view of the rod receiver;
FIG. 3 is a block diagram of the receiving slot after half-cut;
FIG. 4 is a block diagram of a spacing assembly;
fig. 5 is a block diagram of a cushioning assembly.
Reference numerals:
1. a receiving groove; 101. a through groove; 102. a rotating shaft; 103. a bearing seat; 104. a limit bar; 105. a connecting lug; 2. a buffer assembly; 201. a steel plate; 202. a rubber pad; 203. a first spring; 204. a second spring; 3. a limit component; 301. a limit strut; 3011. a collar; 302. a limiting plate; 303. rebound prevention baffle; 304. a third spring; 4. balancing weight; 401. and a connecting piece.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-5, the present utility model is a rod receiver, which includes a receiving slot 1, a buffer assembly 2, a limiting assembly 3 and a balancing weight 4, wherein the upper end surface and the lower end surface of the receiving slot 1 are both rotatably connected with rotating shafts 102, each rotating shaft 102 is rotatably connected with the limiting assembly 3, and the two limiting assemblies 3 are symmetrically arranged;
the receiving groove 1 is used as a receiving part for the tower crane boom, and is used for receiving and limiting one end part of the tower crane boom far away from the tower body of the tower crane, so that the tower crane boom cannot move along with wind, and a rod piece at the end part of the tower crane boom enters an inner cavity of the receiving groove 1 and is buffered by the buffer component 2 and is limited by the limiting component 3 to prevent the tower crane boom from being ejected out secondarily;
the receiving groove 1 is of a side-mounted U-shaped structure, a buffer assembly 2 is arranged in the receiving groove 1, the buffer assembly 2 comprises a steel plate 201 and a rubber pad 202 fixed on the surface of the steel plate 201, two first springs 203 are fixed on one surface of the steel plate 201, which is far away from the rubber pad 202, one end, which is far away from the steel plate 201, of each first spring 203 is fixedly connected with the inner wall of the receiving groove 1, and second springs 204 which are symmetrically distributed are fixed on the upper end and the lower end of the steel plate 201;
when the rod piece at the end part of the large arm of the tower crane enters the inner cavity of the receiving groove 1, the rod piece firstly contacts with the rubber pad 202 in the buffer assembly 2 and then is transferred to the steel plate 201, after the steel plate 201 is stressed, the first spring 203 at the back of the steel plate is compressed, and the second springs 204 at the upper end and the lower end of the steel plate are stretched due to the backward movement of the steel plate 201, so that the buffer treatment of the end part of the large arm of the tower crane is realized, and the direct impact on the receiving groove 1 and the installation position of the receiving groove 1 is avoided;
the limiting assembly 3 comprises two limiting support rods 301, a limiting plate 302 is jointly fixed between the two limiting support rods 301, two springs III 304 are fixed on one surface of the limiting plate 302, which is close to the buffer assembly 2, and an anti-rebound baffle 303 is jointly fixed on one end, which is close to the buffer assembly 2, of the two springs III 304;
when the large tower crane arm enters the receiving groove 1, the two limiting assemblies 3 are symmetrically distributed, and when the large tower crane arm contacts the two limiting assemblies 3, the limiting support rods 301 and the limiting plates 302 in the limiting assemblies 3 rotate towards the inner cavity of the receiving groove 1 until the rod pieces at the end parts of the large tower crane arm completely enter the receiving groove 1, at the moment, the limiting assemblies 3 positioned above restore the original vertical positions under the action of self gravity, the limiting assemblies 3 positioned below restore the original vertical positions under the action of the gravity of the balancing weights 4, at the moment, the two limiting assemblies 3 block the opening of the receiving groove 1, and the rod pieces at the end parts of the large tower crane arm are prevented from being popped out of the receiving groove 1 again;
after the tower crane boom enters the receiving groove 1, the buffer component 2 is contacted with a certain rebound effect, and the rebound prevention partition plates 303 of the two limit components 3 are contacted at the moment and are matched with the springs III 304 for buffering, so that the tower crane boom is gradually stopped through continuous reciprocating buffering, and the limit operation is completed;
a connecting piece 401 is also fixed in the middle of the rotating shaft 102 below the receiving groove 1, and a balancing weight 4 is fixed at the bottom of the connecting piece 401; the limiting component 3 below the balancing weight 4 is always vertically arranged under the action of no external force.
The top end of the second spring 204 positioned above the steel plate 201 is fixedly connected with the inner top surface of the receiving groove 1, and the bottom end of the second spring 204 positioned below the steel plate 201 is fixedly connected with the inner bottom surface of the receiving groove 1; the connection of the first spring 203 and the second spring 204 with the steel plate 201 can buffer the stress of the steel plate 201 in three directions synchronously.
The two first springs 203 are diagonally arranged on the back of the steel plate 201.
The upper end and the lower end of the receiving groove 1 are provided with through grooves 101 in a penetrating way, one end, close to the rotating shaft 102, of each of the two limiting support rods 301 penetrates through the through grooves 101 and is fixedly provided with a sleeve ring 3011, the sleeve rings 3011 are fixed on the outer peripheral surface of the rotating shaft 102, and the maximum distance between the two limiting support rods 301 is smaller than the width of the through grooves 101;
when the limit strut 301 in the limit assembly 3 passively rotates, the middle part of the limit strut rotates in the through groove 101, motion interference is not caused, and the limit strut 301 is fixed with the rotating shaft 102 through the collar 3011 and rotates by taking the axis of the rotating shaft 102 as the center of a circle.
Limiting strips 104 are fixed at two ports of the receiving groove 1, and two connecting lugs 105 are symmetrically fixed on two side surfaces of the receiving groove 1; the setting of spacing 104 can avoid spacing subassembly 3 to receiving tank 1 outside rotation, can only rotate to receiving tank 1 inboard, and engaging lug 105 can cooperate relevant fastening structure to be fixed in receiving tank 1 on some building wall bodies or the component to form two-point location with the body of tower crane, just need not the tower crane auto-lock.
The upper end face and the lower end face of the receiving groove 1 are symmetrically fixed with two bearing seats 103, the two bearing seats 103 on the same end face are symmetrically distributed outside the through groove 101, a rotating shaft 102 is connected in the two bearing seats 103 in a rotating mode, and the length of the rotating shaft 102 is larger than the width of the through groove 101; the bearing seat 103 is used for assisting in installing the rotating shaft 102 and being matched with rotation.
The limiting plates 302 and the rebound prevention baffle 303 in the two limiting assemblies 3 are both positioned in the inner cavity of the receiving groove 1, and the limiting plates 302 and the rebound prevention baffle 303 in the two limiting assemblies 3 horizontally correspond to the steel plate 201 in the buffer assembly 2.
The specific working principle of the utility model is as follows: the receiving tank 1 is fixed on a building component with the same height as the tower crane boom through the connecting lug 105 in cooperation with a relevant fastening structure, then before the windy weather comes, one end part of the tower crane boom is far away from the tower body and is close to the receiving tank 1, when the tower crane boom enters the receiving tank 1, the two limiting assemblies 3 are contacted, the limiting support rods 301 and the limiting plates 302 in the limiting assemblies 3 rotate towards the inner cavity of the receiving tank 1 until rod pieces at the end part of the tower crane boom completely enter the receiving tank 1, after the rod pieces at the end part of the tower crane boom enter the inner cavity of the receiving tank 1, the rod pieces firstly contact with the rubber pads 202 in the buffer assemblies 2 and then are transferred to the steel plates 201, after the steel plates 201 are stressed, the first springs 203 at the back of the steel plates are compressed, the second springs 204 at the upper ends of the steel plates are stretched due to the backward movement of the steel plates 201, so that buffer treatment of the end part of the tower crane boom is realized, after the tower crane boom completely enters the inner cavity of the receiving tank 1, the limiting assemblies 3 positioned above can restore the original vertical position under the self-gravity action, the limiting assemblies 3 can be positioned at the lower than the self gravity action, after the end parts of the tower crane boom completely enter the inner cavity of the receiving tank 1, the two limiting assemblies 4 can also rebound from the vertical position of the buffer assemblies, the buffer assemblies can not rebound from the buffer assemblies 3, the buffer assemblies can be prevented from being gradually rebounded, and the end by the buffer assemblies at the end part of the buffer assembly 2, and the buffer assembly can be prevented from being rebounded, and the end position of the end part of the buffer assembly, and the end part of the buffer assembly is gradually and the buffer end at the end position of the end of the buffer assembly, and the buffer frame is prevented from being gradually and the buffer stressed.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (7)
1. The utility model provides a member receiver, includes receiving groove (1), buffer unit (2), spacing subassembly (3) and balancing weight (4), its characterized in that: the upper end face and the lower end face of the receiving groove (1) are both rotationally connected with rotating shafts (102), each rotating shaft (102) is rotationally connected with a limiting component (3), and the two limiting components (3) are symmetrically arranged;
the receiving groove (1) is of a laterally-arranged U-shaped structure, a buffer assembly (2) is arranged in the receiving groove (1), the buffer assembly (2) comprises a steel plate (201) and a rubber pad (202) fixed on the surface of the steel plate (201), two first springs (203) are fixed on one surface, far away from the rubber pad (202), of the steel plate (201), one end, far away from the steel plate (201), of each first spring (203) is fixedly connected with the inner wall of the receiving groove (1), and second springs (204) which are symmetrically distributed are fixed at the upper end and the lower end of the steel plate (201);
the limiting assembly (3) comprises two limiting support rods (301), a limiting plate (302) is jointly fixed between the two limiting support rods (301), two springs III (304) are fixed on one surface, close to the buffer assembly (2), of the limiting plate (302), and an anti-rebound baffle (303) is jointly fixed on one end, close to the buffer assembly (2), of the two springs III (304);
the middle part of the rotating shaft (102) positioned below the receiving groove (1) is also fixed with a connecting piece (401), and the bottom of the connecting piece (401) is fixed with a balancing weight (4).
2. A rod receiver according to claim 1, wherein: the top end of the second spring (204) positioned above the steel plate (201) is fixedly connected with the inner top surface of the receiving groove (1), and the bottom end of the second spring (204) positioned below the steel plate (201) is fixedly connected with the inner bottom surface of the receiving groove (1).
3. A rod receiver according to claim 1, wherein: the two first springs (203) are diagonally arranged on the back of the steel plate (201).
4. A rod receiver according to claim 1, wherein: the upper end and the lower end of the receiving groove (1) are provided with through grooves (101) in a penetrating mode, one ends, close to the rotating shaft (102), of the two limiting support rods (301) penetrate through the through grooves (101) and are fixedly provided with lantern rings (3011), the lantern rings (3011) are fixedly arranged on the outer peripheral surface of the rotating shaft (102), and the maximum distance between the two limiting support rods (301) is smaller than the width of the through grooves (101).
5. A rod receiver according to claim 4, wherein: limiting strips (104) are fixed at two ports of the receiving groove (1), and two connecting lugs (105) are symmetrically fixed on two side faces of the receiving groove (1).
6. A rod receiver according to claim 4, wherein: the upper end face and the lower end face of the receiving groove (1) are symmetrically fixed with two bearing seats (103), the two bearing seats (103) on the same end face are symmetrically distributed outside the through groove (101), the two bearing seats (103) are connected with a rotating shaft (102) in a common rotating mode, and the length of the rotating shaft (102) is larger than the width of the through groove (101).
7. A rod receiver according to claim 1, wherein: the limiting plates (302) and the rebound prevention baffle plates (303) in the two limiting assemblies (3) are both positioned in the inner cavity of the receiving groove (1), and the limiting plates (302) and the rebound prevention baffle plates (303) in the two limiting assemblies (3) horizontally correspond to the steel plates (201) in the buffer assemblies (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323240404.1U CN220245393U (en) | 2023-11-30 | 2023-11-30 | Rod piece receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323240404.1U CN220245393U (en) | 2023-11-30 | 2023-11-30 | Rod piece receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220245393U true CN220245393U (en) | 2023-12-26 |
Family
ID=89264340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323240404.1U Active CN220245393U (en) | 2023-11-30 | 2023-11-30 | Rod piece receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220245393U (en) |
-
2023
- 2023-11-30 CN CN202323240404.1U patent/CN220245393U/en active Active
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