CN219567330U - Travelling crane pulley replacement tool - Google Patents
Travelling crane pulley replacement tool Download PDFInfo
- Publication number
- CN219567330U CN219567330U CN202320588642.2U CN202320588642U CN219567330U CN 219567330 U CN219567330 U CN 219567330U CN 202320588642 U CN202320588642 U CN 202320588642U CN 219567330 U CN219567330 U CN 219567330U
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- rod
- cable
- supporting
- running block
- rods
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Abstract
The utility model provides a travelling crane pulley replacement tool, which belongs to the technical field of maintenance tools and comprises: the device comprises a supporting rod, two connecting rods, a limiting rod, two locking pieces and a positioning rod. The support rod is used for supporting the cable. The two connecting rods are respectively fixed at the two ends of the supporting rod and extend upwards. The gag lever post is located the top of bracing piece, and the gag lever post is used for leaning on the crossbeam. The two locking pieces are respectively arranged at the end part of the connecting rod far away from the supporting rod, and the locking pieces are positioned on the limiting rod and used for connecting the connecting rod and the limiting rod. The locating rod slides and sets up on two connecting rods, and the locating rod supports and leans on the cable and cooperates the bracing piece and be used for the braking cable. The travelling crane pulley replacement tool provided by the utility model can ensure the stability of the cable position in the maintenance process, and reduces the labor intensity.
Description
Technical Field
The utility model belongs to the technical field of maintenance tools, and particularly relates to a travelling crane pulley replacement tool.
Background
The steelmaking department is by the continuous technological innovation and technological progress at present, and the present steel industry is continuously warmed up, and the improvement of the safe working environment is not sustained. At the same time, there is an urgent need to reduce the safety risk of personnel during the operation.
The crown block trolley moves along the cross beam, the auxiliary sliding lines of the crown block trolley are controlled by adopting a cable dragging mode of a pulley at present, and the cable is required to be lifted when the pulley or the pulley wheel is replaced.
Disclosure of Invention
The utility model aims to provide a travelling crane pulley replacing tool and aims to solve the problem that time and labor are wasted when a cable is lifted.
In order to achieve the above purpose, the utility model adopts the following technical scheme: providing a running block change tool comprising:
the support rod is used for supporting the cable;
the two connecting rods are respectively fixed at two ends of the supporting rod and extend upwards;
the limiting rod is arranged above the supporting rod and is used for propping against the cross beam;
the two locking pieces are respectively arranged at the end part of the connecting rod, which is far away from the supporting rod, and are positioned on the limiting rod and used for connecting the connecting rod and the limiting rod;
the positioning rods are arranged on the two connecting rods in a sliding mode, and the positioning rods are abutted against the cables to be matched with the supporting rods for braking the cables.
In one possible implementation, the support bar is integrally formed with both of the connecting bars.
In one possible implementation, the locking member includes a connecting post and a nut threadedly coupled to the connecting post, the nut abutting the stop lever.
In one possible implementation, the connecting post is welded to the connecting rod.
In one possible implementation, the support bar is provided with a support plate, which is a downwardly curved plate and is used for supporting the cable by means of the support bar.
In one possible implementation, a antiskid plate is arranged on the side of the positioning rod facing the supporting rod, and the antiskid plate is matched with the supporting plate for clamping the cable.
In one possible implementation, the support plate and the cleat are each provided with a non-slip coating.
In one possible implementation, a through hole is provided along the height direction of the connecting rod in sliding fit with the positioning rod.
In one possible implementation manner, two ends of the positioning rod are fixed with inserted rods, the inserted rods are prismatic and are in sliding fit with the through holes, and two inserted rods are matched to prevent the positioning rod from rotating around the axis of the positioning rod.
In one possible implementation, the two ends of the positioning rod are provided with anti-drop pins.
The travelling crane pulley replacement tool provided by the utility model has the beneficial effects that: compared with the prior art, the two connecting rods in the travelling crane pulley replacing tool are respectively fixed at the two ends of the supporting rod and extend upwards, the limiting rod is arranged above the supporting rod, the two locking pieces are respectively arranged at the end parts of the connecting rods, which are far away from the supporting rod, and are positioned on the limiting rod for connecting the connecting rods and the limiting rod, and the positioning rod is arranged between the two connecting rods in a sliding way.
In the practical application process, the supporting rod and the connecting rod are integrated through fixation, and the limiting rod is abutted against the cross beam. When the support rod supports the cable, the cable has a downward effect on the support rod, the acting force can drive the support rod to move downwards, and at the moment, the locking piece is arranged on the support rod and positioned on the limiting rod, meanwhile, the limiting rod is abutted against the cross beam, so that the stability of the cable position is finally ensured, and meanwhile, the positioning rod is abutted against the cable through the positioning rod, namely, the cable position is ensured to be stable through the clamping of the positioning rod and the support rod, so that the cable is prevented from slipping. According to the utility model, the stability of the cable position can be ensured in the maintenance process, and the labor intensity is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a running tackle replacement tool according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a running tackle replacement tool according to a second embodiment of the present utility model.
In the figure: 1. a support rod; 2. a connecting rod; 3. a connecting column; 4. a nut; 5. a limit rod; 6. anti-drop pins; 7. a positioning rod; 8. a cleat; 9. a support plate; 10. and a slide hole.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 and 2, a description will now be given of a running tackle replacement tool according to the present utility model. A running block change tool comprising: the device comprises a supporting rod 1, two connecting rods 2, a limiting rod 5, two locking pieces and a positioning rod 7. The support bar 1 is used for supporting cables. Two connecting rods 2 are respectively fixed at two ends of the supporting rod 1 and extend upwards. The limiting rod 5 is arranged above the supporting rod 1, and the limiting rod 5 is used for leaning against the cross beam. Two retaining members are respectively installed at the end part of the connecting rod 2 far away from the supporting rod 1, and the retaining members are positioned on the limiting rod 5 and used for connecting the connecting rod 2 and the limiting rod 5. The positioning rods 7 are arranged on the two connecting rods 2 in a sliding manner, and the positioning rods 7 are abutted against the cables to be matched with the supporting rods 1 for braking the cables.
The travelling crane pulley replacement tool provided by the utility model has the beneficial effects that: compared with the prior art, in the travelling crane pulley replacing tool, two connecting rods 2 are respectively fixed at two ends of a supporting rod 1 and extend upwards, a limiting rod 5 is arranged above the supporting rod 1, two locking pieces are respectively arranged at the end parts of the connecting rods 2 far away from the supporting rod 1 and are positioned on the limiting rod 5 for connecting the connecting rods 2 and the limiting rod 5, and a positioning rod 7 is arranged between the two connecting rods 2 in a sliding manner.
In the practical application process, the supporting rod 1 and the connecting rod 2 are integrated through fixation, and the limiting rod 5 is abutted against the cross beam. When the supporting rod 1 supports the cable, the cable can drive the supporting rod 1 to move downwards under the downward action of the supporting rod 1, and at the moment, the locking piece is arranged on the supporting rod 1 and positioned on the limiting rod 5, meanwhile, the limiting rod 5 is abutted against the cross beam, so that the stability of the cable position is finally ensured, and meanwhile, in order to prevent the cable from slipping, the positioning rod 7 is abutted against the cable, namely, the cable position is ensured to be stable through the clamping of the positioning rod 7 and the supporting rod 1. According to the utility model, the stability of the cable position can be ensured in the maintenance process, and the labor intensity is reduced.
In some embodiments of the present utility model, referring to fig. 1 and 2, a support rod 1 is integrally formed with two connecting rods 2.
Through integrated into one piece setting, can improve the joint strength between bracing piece 1 and the connecting rod 2 to avoided taking place the fracture between bracing piece 1 and the connecting rod 2 and even cracked risk. In practical application, the angle steel is bent to a certain extent, so that a structure similar to a U shape is formed, the bottom of the U-shaped structure is set as a supporting rod 1, and two sides of the U-shaped structure are set as connecting rods 2.
In some embodiments of the running block replacement tool provided by the present utility model, referring to fig. 1 and 2, the locking member includes a connecting post 3 and a nut 4 screwed on the connecting post 3, where the nut 4 abuts against a stop lever 5.
The cable itself has certain weight, in order to have certain bearing effect to the cable, just needs the retaining member to be able to fix a position gag lever post 5 through connecting rod 2 stably, because of this reason, can be at first at connecting rod 2's top fixed connection post 3, has seted up the external screw thread on connecting post 3. The connecting post 3 penetrates the stop lever 5, and after the connecting post 3 penetrates the stop lever 5, the nut 4 is screwed thereon, and the nut 4 is rotated until abutting against the stop lever 5.
When the cable exists on the supporting rod 1, the supporting rod 1 drives the connecting rod 2 to move downwards, the nut 4 on the connecting column 3 can squeeze the limiting rod 5, and the stable support of the cable is finally ensured because the limiting rod 5 abuts against the cross beam.
In some embodiments of the running block replacement tool provided in the present utility model, referring to fig. 1 and 2, the connecting post 3 is welded and fixed to the connecting rod 2.
The connection strength of the connection post 3 and the connection rod 2 is a key to ensure that the cable can be stably supported, and for the above reasons, the bottom end of the connection post 3 can be directly welded and fixed to the top end of the connection rod 2, and in order to improve the safety, rust prevention treatment can be performed at the welded part.
Through welded fastening, can make and form approximate integral structure between spliced pole 3 and the connecting rod 2, guaranteed the supporting effect to the cable. For ease of handling, the connecting post 3 is typically arranged in parallel with the connecting rod 2.
In some embodiments of the running block replacement tool according to the present utility model, referring to fig. 2, a support plate 9 is provided on the support rod 1, and the support plate 9 is a curved plate that is bent downward and is used to support a cable by means of the support rod 1.
Normally, an insulating layer is provided on the outer side of the cable, and is made of rubber, and if only the support rod 1 is provided, the stress between the insulating layer and the support rod 1 is large due to the gravity of the cable itself or the like, and the insulating layer is plastically deformed as a result.
In order to avoid the problems, the support plate 9 is arranged on the support rod 1, and the support plate 9 is an arc plate with a certain radian, namely, the support plate 9 is bent downwards. With the above arrangement, after the cable is placed on the support plate 9, the corresponding contact stress is reduced due to the increased contact area.
In some embodiments of the running tackle replacing tool provided by the utility model, referring to fig. 2, a antiskid plate 8 is arranged on the side of the positioning rod 7 facing the supporting rod 1, and the antiskid plate 8 is matched with a supporting plate 9 for clamping a cable.
The cable itself has certain weight, if place the cable on bracing piece 1 directly, then there is great stress between cable and the bracing piece 1, if operate improperly, then the plastic deformation scheduling problem very easily appears on the insulating layer of cable, is provided with backup pad 9 on bracing piece 1 based on above-mentioned reason, realizes the support to the cable through backup pad 9.
In order to realize effective braking of the cable, namely to improve the braking effect on the cable, the anti-skid plate 8 is arranged on the positioning rod 7, and the anti-skid plate 8 is of a downward-bending arc-shaped structure. The antiskid plate 8 can follow the 7 gross motions of locating lever, and when antiskid plate 8 contact cable, antiskid plate 8 and backup pad 9 can effectually laminate on the cable, and the cable also can form approximate arc on bracing piece 1 under the effect of self gravity promptly, and the cable can have great area of contact with backup pad 9 this moment, and laminating on the cable that antiskid plate 8 also can be fine simultaneously.
In some embodiments of the running block change tool provided by the utility model, the support plate 9 and the antiskid plate 8 are provided with an antiskid coating.
By providing the support plate 9 and the cleat 8 with the anti-slip coating, the maximum friction between the support plate 9 and the cleat 8 and the cable is increased, and by the arrangement, the movement of the cable relative to the support plate 9 and the cleat 8 can be avoided, and finally the stability of the cable relative to the cross beam and the position of the tool change tool of the utility model is ensured.
In some embodiments of the running tackle replacing tool provided by the utility model, referring to fig. 2, a through hole in sliding fit with the positioning rod 7 is provided along the height direction of the connecting rod 2.
The positioning rod 7 in the utility model can slide along the length direction of the connecting rod 2, for the reasons mentioned above, through holes can be formed along the length direction of the connecting rod 2, and two ends of the connecting rod 2 respectively penetrate through the corresponding through holes, and in order to prevent the positioning rod 7 from falling off from the connecting rod 2, an anti-falling pin 6 can be arranged at the end part of the positioning rod 7.
In some embodiments of the running tackle replacing tool provided by the utility model, two ends of the positioning rod 7 are fixed with inserted rods, each inserted rod is prismatic and is in sliding fit with the through hole, and the two inserted rods are matched to prevent the positioning rod 7 from rotating around the axis of the positioning rod.
The plunger can only move in one direction and, due to the sliding engagement of the plunger with the slide aperture 10, the plunger cannot rotate about its own axis, thus defining the direction of movement of the positioning rod 7.
In some embodiments of the running block replacement tool provided by the present utility model, referring to fig. 1, two ends of the positioning rod 7 are provided with anti-disengagement pins 6.
The two ends of the positioning rod 7 are detachably connected with the anti-falling pins 6, the two anti-falling pins 6 are respectively inserted into the two ends of the positioning rod 7, the anti-falling pins 6 can be in threaded connection with the positioning rod 7, and the anti-falling pins 6 are propped against the outer side face of the connecting rod 2, so that the positioning rod 7 can be prevented from slipping from the connecting rod 2 finally, and the stability of the whole device is guaranteed.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The utility model provides a driving pulley change instrument which characterized in that includes:
the support rod is used for supporting the cable;
the two connecting rods are respectively fixed at two ends of the supporting rod and extend upwards;
the limiting rod is arranged above the supporting rod and is used for propping against the cross beam;
the two locking pieces are respectively arranged at the end part of the connecting rod, which is far away from the supporting rod, and are positioned on the limiting rod and used for connecting the connecting rod and the limiting rod;
the positioning rods are arranged on the two connecting rods in a sliding mode, and the positioning rods are abutted against the cables to be matched with the supporting rods for braking the cables.
2. The running block change tool of claim 1 wherein the support bar is integrally formed with both of the connecting bars.
3. The running block change tool of claim 1 wherein the locking member comprises a connecting post and a nut threadably attached to the connecting post, the nut abutting the stop lever.
4. A running block change tool as claimed in claim 3 wherein the attachment post is welded to the connecting rod.
5. The running block changing tool according to claim 1, wherein a support plate is provided on the support rod, the support plate being a downwardly curved plate and supporting the cable by means of the support rod.
6. The running block changing tool of claim 5 wherein the side of the locating lever facing the support lever is provided with a cleat cooperating with the support plate for gripping a cable.
7. The running block change tool of claim 6 wherein the support plate and the cleat are each provided with a non-slip coating.
8. The running block changing tool according to claim 1, wherein a through hole is provided along a height direction of the connecting rod in sliding engagement with the positioning rod.
9. The running block changing tool of claim 8, wherein the positioning rod is fixed with a plug rod at both ends, the plug rod is prismatic and is slidably matched with the through hole, and two plug rods are matched to prevent the positioning rod from rotating around the axis of the positioning rod.
10. The running block changing tool of claim 1 wherein the locating lever has anti-slip pins mounted at both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320588642.2U CN219567330U (en) | 2023-03-23 | 2023-03-23 | Travelling crane pulley replacement tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320588642.2U CN219567330U (en) | 2023-03-23 | 2023-03-23 | Travelling crane pulley replacement tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219567330U true CN219567330U (en) | 2023-08-22 |
Family
ID=87661365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320588642.2U Active CN219567330U (en) | 2023-03-23 | 2023-03-23 | Travelling crane pulley replacement tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219567330U (en) |
-
2023
- 2023-03-23 CN CN202320588642.2U patent/CN219567330U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |