CN210366739U - Balancing weight - Google Patents
Balancing weight Download PDFInfo
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- CN210366739U CN210366739U CN201921227811.XU CN201921227811U CN210366739U CN 210366739 U CN210366739 U CN 210366739U CN 201921227811 U CN201921227811 U CN 201921227811U CN 210366739 U CN210366739 U CN 210366739U
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Abstract
The utility model provides a balancing weight, include: the vertical plate is arranged on two sides inside the containing cavity oppositely, the containing cavity is divided into three independent middle cavities, and partition plates are arranged in the middle cavities and divide the middle cavities into a plurality of small containing cavities. Simultaneously, the counterweight block is sprayed by the working procedures of polishing, cleaning, degreasing and dedusting, cleaning and static electricity removal, drying and heating, priming paint spraying, finish paint fine spraying, curing, forced cooling and the like, so that the spraying effect is outstanding, and the processing efficiency is convenient to promote. Meanwhile, the groove operation platform is arranged in the middle of the balancing weight, the balance weights of the installation platforms at the two ends of the operation platform are heavy, the balancing weight plays a role in balancing the balancing weight, the balance stability of the balancing weight is convenient to improve, the movement inertia of the filling block to the balancing weight is reduced due to the arrangement of the small accommodating cavity in the accommodating cavity, the looseness and the movement of the filler in the accommodating cavity are prevented, and the safety degree of the balancing weight is improved.
Description
Technical Field
The utility model relates to an engineering machine tool field, especially a balancing weight.
Background
The stability is an important index of engineering machinery, and especially for heavy engineering machinery such as cranes, rotary drilling rigs and the like, the improvement of the stability of the machinery is one of important ways for reducing accidents. A counterweight is usually provided on a construction machine to balance the force applied to the machine, so as to improve the stability of the machine.
Usually the balancing weight all is a balanced level and smooth piece of weight, nevertheless when using and when installing easily to one side skew, when installing the balancing weight, mounted position is higher, no safety precaution, simultaneously at the during operation balancing weight toward one side skew easily, especially when the inclined plane operation, the side skew is very serious, makes the focus skew accident appear, the easy not hard up emergence of filler of balancing weight inside simultaneously removes, makes the focus unstable, the potential safety hazard appears easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the above-mentioned not enough of prior art, and provide a balancing weight of being convenient for balance, improve stably and being convenient for the installation maintain the operation.
The technical scheme of the utility model is that: the lead-free concrete filling device comprises a frame body and a filler, wherein the filler is filled in a cavity of the frame body and is a mixture of mixed soil and lead;
the frame body is rectangular and is provided with a bottom plate, a cover plate, a coaming, a sealing plate and a vertical plate; the upper end of the frame body is provided with a sunken operation platform, the bottom plate and the enclosing plate enclose a containing cavity, the vertical plates are oppositely arranged on two sides inside the containing cavity to divide the containing cavity into three independent middle cavities, the middle cavities are internally provided with partition plates to divide the middle cavities into a plurality of small containing cavities, the small containing cavities are oppositely distributed on two sides of the central line in the width direction of the balancing weight, and the upper end surface of each partition plate is lower than the cover plate or the closing plate, so that the upper ends of the small containing cavities.
Further, the bounding wall includes preceding bounding wall, back bounding wall, left bounding wall and right bounding wall, and four bounding walls welded fastening each other, the lower terminal surface and the bottom plate welded fastening of bounding wall, the preceding back bounding wall is equipped with the notch relatively, and notch department is equipped with the apron, and the apron both sides form sunken operation platform with the fixed welding in side of riser, and sunken operation platform both sides are mounting platform, and the shrouding is located on the mounting platform.
Further, the front wall plate, the left side plate and the right side plate extend upwards to form a cover plate and a sealing plate, and rib plates are arranged between the extending ends and the cover plate and the sealing plate.
Furthermore, the vertical plate is fixedly welded with the inner side surfaces of the front and rear enclosing plates, the lower end surface of the vertical plate is fixedly welded with the bottom plate, and the upper end surface of the vertical plate is flush with the mounting platform.
Furthermore, the middle cavity comprises a first middle cavity, a second middle cavity and a third middle cavity, the first middle cavity and the third middle cavity are positioned at two sides of the second cavity, a support column is oppositely arranged in the second middle cavity, and the partition board is fixedly connected with the support column, the partition board, the vertical board or the surrounding board.
Furthermore, the support column comprises a support seat and a support tube positioned above the support seat, the side face of the support tube is fixedly welded with the side face or the end face of the partition plate, the support seat is fixedly welded with the bottom plate, the lower end face of the partition plate is erected on the support seat and fixedly welded, the lower end of the partition plate is overhead, the lower ends of the small cavities are communicated with each other, and a clamping plate is arranged in the small container.
Furthermore, the support column is provided with a through hole, an internal thread is arranged in the through hole, the cover plate is provided with a mounting hole matched with the outer diameter of the support column, the support column penetrates through the cover plate, the upper end face of the support column is flush with the cover plate, and the support column is in threaded connection with the lifting lug through the internal thread.
Furthermore, the thickness of the partition plate is 0.1-10mm, and the lower end face of the partition plate is fixedly welded with the bottom plate.
Further, all be equipped with the guardrail between mounting platform and the operation platform, be equipped with the otic placode on the mounting platform, back vision corridor lamp support is established to one side of otic placode.
The spraying method of the balancing weight comprises the following steps:
A) polishing and repairing soil, checking the flatness of the surface of a workpiece, polishing, filling the pits and the gaps with lime soil, and polishing again with abrasive paper after filling;
B) degreasing and dedusting, namely treating the dedusted workpiece by adopting a phosphorus-free degreasing solution to remove grease on the surface of the workpiece, cleaning the surface of the workpiece by adopting tap water, removing residual grease and the phosphorus-free degreasing solution on the surface of the workpiece by adopting pure water, and removing rust powder on the surface of the workpiece by adopting organosilane;
C) cleaning and removing static electricity, cleaning the workpiece cleaned by pure water in the step B) for at least two times by using the pure water, removing the static electricity, residual rust powder and organic silane residual liquid on the workpiece in a spraying or immersion cleaning mode, then manually supplementing the rust powder and the residual liquid at the gap of the workpiece, and draining water after cleaning;
D) drying and heating, namely drying the drained workpiece by adopting 100-300 ℃ hot air, particularly drying the connecting gap, and forcibly cooling the dried workpiece by adopting a powerful fan to reduce the temperature to 45-50 ℃;
E) spraying primer, namely spraying paint to the workpiece, wherein the thickness of the sprayed paint is 15-30 mu m; then, detecting, and supplementing the blocks which are sprayed in a missing way or are not sprayed in place;
F) finely spraying finish paint, namely spraying finish paint on the workpiece sprayed with the primer in the step E), wherein the spraying thickness is 30-80 mu m, and detecting the surface of the workpiece after spraying is finished, and repairing the area which is not sprayed or is not sprayed in place;
G) curing, namely curing the workpiece sprayed with the finish paint in the step F) for 40-80 minutes at the temperature of 180-200 ℃;
H) forced strong cooling, and the fan is adopted to accelerate air flow, so that the cooling speed is increased.
The utility model has the characteristics of as follows:
1. set up recess operation platform in the middle of the balancing weight, make the counter weight of the mounting platform at operation platform both ends want to be heavy, played fine balancing action to the balancing weight, it separates into the triplex fully to fill in the balancing weight simultaneously, the effectual motion inertia of filling block to the balancing weight that has reduced, both ends weight is impartial, improve the balance stability of balancing weight, hold the setting in the intracavity chamber for a short time simultaneously, effectually prevent that the filler is holding the not hard up and remove of intracavity, further improvement the degree of safety of balancing weight.
2. The setting of the cardboard in the little appearance chamber is convenient for improve the filler and hold the joint strength between chamber and the baffle, and further prevent that the filler from holding the not hard up and removing of intracavity, the effectual focus steadiness that has improved the balancing weight.
3. The setting of guardrail on the balancing weight is convenient for improve the security when installing or maintaining the hoist balancing weight, for providing an operating space and platform when installation and maintenance, can place the work piece on operating platform simultaneously, the operation of being convenient for, the work efficiency's of being convenient for improvement prevents the emergence of incident, and the fine work piece that stops on operating platform or the mounting platform of the extension end of bounding wall drops in addition, has reduced the emergence of incident.
4. Through polishing, washing, degreasing and dust removal, washing destaticization, dry heating, spout priming paint, spout finish paint finely, solidification, force processes such as forced cooling and carry out the spraying to the balancing weight, make the spraying effect outstanding, the promotion of the machining efficiency of being convenient for adopts washing many times, destaticization many times and the refrigerated mode makes the spraying efficiency of balancing weight obtain obvious improvement many times, can reduce arch or fissured appearance simultaneously, the promotion of the spraying quality of being convenient for.
5. The utility model discloses the balancing weight is applicable to the balancing weight of miniature crane and uses, the operation of being convenient for, and the focus is stable, and application scope is wide.
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the distribution of the central cavity of the internal structure of FIG. 1;
FIG. 3 is a schematic view of the arrangement of the small cavities of the internal structure of FIG. 1;
FIG. 4 is a top view of the structure of FIG. 1;
1-guardrail, 2-stay tube, 3-apron, 4 preceding bounding walls, 5 back bounding walls, 6-gusset, 7 riser, 8 otic placodes, 9 back vision corridor lamp support, 10 supporting seat, 11-bottom plate, 12-cavity in the first, 13-cavity in the second, cavity in 14-the third, 15-support column, 16-left bounding wall, 17-baffle, 18-little appearance chamber, 19-right bounding wall, 20-through-hole, 21-shrouding.
Detailed Description
Example 1
As shown in fig. 1-4: a weight, comprising: the lead powder is adopted in the embodiment, so that the lead and the mixed soil can be uniformly mixed, and meanwhile, the weight distribution of the filler filled in the frame body is uniform;
the frame body is rectangular, is made of steel or metal alloy materials and is provided with a bottom plate 11, a cover plate 3, four coamings, two closing plates 21 and two vertical plates 7; frame body upper end is equipped with sunken operation platform, bottom plate 11 encloses into with the bounding wall and holds the chamber, riser 7 is established relatively and is being held the inside both sides of chamber, will hold the chamber and separate into three independent middle cavity, establish baffle 17 in the middle cavity and separate into a plurality of little appearance rooms 18 with middle cavity, little appearance room 18 relative distribution is in balancing weight width direction's central line both sides, the up end of baffle 17 is less than apron 3 or shrouding 21, make the intercommunication in the little appearance room 18 upper end of middle cavity, the filler after solidifying is more firmly difficult not hard up and produces the displacement, make the filler and be connected between the cavity inseparabler.
The bounding wall includes preceding bounding wall 4, back bounding wall 5, left bounding wall 16 and right bounding wall 19, four bounding walls welded fastening each other, the lower terminal surface and the 11 welded fastening of bottom plate of bounding wall, preceding and back bounding wall 5 is equipped with the notch relatively, notch department is equipped with apron 3, 3 both sides of apron and the fixed welding in side of riser 7 form sunken operation platform, sunken operation platform both sides are mounting platform, on mounting platform was located to shrouding 21, mounting platform and sunken operation platform formed balanced lever, make the balancing weight more balanced stable.
The front wall plate 4, the left side plate and the right side plate extend upwards to form the cover plate 3 and the sealing plate 21, rib plates 6 are arranged between the extending ends and the cover plate 3 and the sealing plate 21, and the rib plates 6 are arranged to facilitate the connection strength between the cover plate 3 and the sealing plate 21 and the surrounding plate; when placing maintenance tool or installation article at operation platform, the setting that extends the end simultaneously can be fine prevents dropping of article, prevents the emergence of incident, is convenient for improve the convenience simultaneously.
The inner side surfaces of the vertical plate 7 and the front and rear enclosing plates 5 are fixedly welded, the lower end surface of the vertical plate 7 is fixedly welded with the bottom plate 11, and the upper end surface of the vertical plate 7 is flush with the mounting platform, so that the mounting platform is higher than the operating platform, and meanwhile, the frame body is filled with a filler.
The middle cavity comprises a first middle cavity 12, a second middle cavity 13 and a third middle cavity 14, the first middle cavity 12 and the third middle cavity 14 are positioned at two sides of the second middle cavity 13, a support column 15 is oppositely arranged in the second middle cavity 13, and a partition plate 17 is fixedly connected with the support column 15, the partition plate 17, the vertical plate 7 or the surrounding plate.
The small cavities 18 in the first middle cavity 12 and the third middle cavity 14 are arranged oppositely and are distributed on two sides of the central axis in the width direction of the balancing weight; the small cavities 18 in the second middle cavity 13 are also distributed oppositely on two sides of the central axis, so that the weights on two sides of the central axis are balanced, and the center is balanced and stable.
The supporting column 15 is provided with a through hole 20, an internal thread is arranged in the through hole 20, the cover plate 3 is provided with a mounting hole matched with the outer diameter of the supporting column 15, the supporting column 15 penetrates through the cover plate 3, the upper end face of the supporting column 15 is flush with the cover plate 3, and the supporting column 15 and the cover plate 3 are welded and fixed, so that the connecting strength between the cover plate 3 and a balancing weight is enhanced, and the movement of fillers in the frame is reduced; support column 15 passes through internal thread and lug threaded connection, when installing or removing the balancing weight, plays the effect of holding through the lug and hangs, the operation of being convenient for.
The installation platform and the guardrail 1 are arranged between the installation platform and the operation platform, so that when the operation platform or the installation platform is installed or maintained, safety protection is provided for operators conveniently; the mounting platform is provided with an ear plate 8, and the ear plate 8 is used for fixing a rope or other objects; a back vision corridor lamp bracket 9 is arranged at one side of the ear plate 8 and used for installing a back vision corridor lamp.
The balancing weight can also adopt other shapes to improve the balance, the operating platform is level with the upper end face of the mounting platform, the lower end of the mounting platform is drooping, and the lower end face of the mounting platform is lower than the lower end face of the operating platform, so that the whole balancing weight forms a balance lever.
The spraying method of the balancing weight comprises the following processing procedures:
A) polishing and repairing soil, checking the flatness of the surface of a workpiece, and polishing; filling the depressions and the gaps with lime soil, and polishing again with 800# or 1000# abrasive paper after filling to smooth the surface of the workpiece and facilitate the adhesion of paint to the workpiece;
B) degreasing and dedusting, namely spraying or soaking and washing a dedusted workpiece by adopting a 5-10% phosphorus-free degreasing solution to remove surface grease and reduce the influence of the grease on the adhesive force of paint and the workpiece, then washing the surface of the workpiece by adopting tap water, washing the surface of the workpiece by using first pure water after washing to remove the grease and phosphorus-free degreasing residual liquid on the surface of the workpiece, and then treating rust powder on the surface of the workpiece by adopting an organosilane diluent, so that paint spraying of subsequent workpieces is facilitated, and the conditions of bulging, cracking and the like after paint drying are prevented;
C) cleaning and removing static electricity, cleaning the organosilane cleaned balancing weight in the step B) by adopting pure water for the second time to remove rust powder and silane residual liquid on the surface of the balancing weight, cleaning by adopting pure water for the third time to remove the static electricity on the balancing weight, completely removing the residual rust powder and silane residual liquid, removing the static electricity of the workpiece by spraying or soaking and the like, soaking and cleaning the workpiece by adopting the pure water for 3-5 minutes, spraying the workpiece for 2-4 minutes, checking the cleaning condition, removing the rust powder or the silane residual liquid in the gap of the workpiece by manual spraying according to the requirement, draining the workpiece to remove most of accumulated water on the workpiece, draining most of the accumulated water, improving the subsequent drying efficiency of the workpiece, simultaneously removing the static electricity for multiple times, improving the static electricity removing effect on the workpiece and reducing the influence on spraying, the adhesive force between the paint and the workpiece is convenient to improve;
D) drying and heating, namely drying the cleaned and destaticized workpiece by adopting 100-plus-300 ℃ hot air, particularly drying a connecting gap, wherein the air drying temperature can be adjusted according to the requirement due to different thicknesses of the workpiece materials, the preheating effect on the workpiece is facilitated, the workpiece is conveniently heated uniformly, the dried workpiece is forcibly cooled by adopting a powerful fan, the temperature is reduced to the room temperature of 45-50 ℃, the influence of expansion and contraction on spraying is reduced, and cracks or raised points are prevented from appearing after the paint is dried;
E) spraying primer, namely spraying paint to the workpiece, wherein the thickness of the sprayed paint is 15-30 mu m; then detecting whether a block with missing spraying or spraying which is not in place exists, and carrying out manual supplementary spraying on the missing spraying part;
F) finely spraying finish paint, namely spraying finish paint on the counterweight block sprayed with the primer in the step E) by using a paint spraying machine with the pressure of 0.3-0.6Mpa, wherein the spraying thickness is 30-80 mu m, selecting paint with different colors according to the spraying requirement, detecting the surface of a workpiece after spraying is finished, checking whether spray leakage exists or a gap is not sprayed, and performing additional spraying on the spray leakage;
G) curing, namely curing the workpiece sprayed with the finish paint at the temperature of 180-200 ℃ for 50 minutes, and raising the temperature by adopting infrared rays or resistance and gas heating, wherein the temperature is raised quickly and uniformly, so that the paint can be rapidly cured, and meanwhile, the pollution of dust in the air to the paint surface is reduced;
H) forced cooling, namely increasing the air flow by adopting a fan with the power of 7.5-15KW, improving the cooling speed, forcibly cooling the workpiece to room temperature, accelerating the cooling effect, improving the processing efficiency and facilitating batch production.
In addition, after the spraying of the primer or the finish paint is finished, a dust removal device can be added in a heating fan or a fan in forced cooling, so that the pollution of dust to the surface of the sprayed workpiece is reduced, and the spraying effect and the quality are improved.
The utility model discloses the counter weight of 50 tons of following small-size cranes is applied to the balancing weight, the installation and the operation of the balancing weight of being convenient for, and the security is high, and the stability of balance is outstanding, and the range of application is more extensive simultaneously.
The preferred embodiments of the present invention have been described in detail above, but it is apparent that the present invention is not limited to the above embodiments. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple equivalent variant, and these equivalent variants all belong to the utility model discloses a protection scope. In addition, it should be noted that the technical features described in the above embodiments may be separately and independently combined as long as they are within the technical concept of the present invention.
Claims (9)
1. A weight, comprising: the frame body and the filler are filled in the containing cavity of the frame body;
the frame body is rectangular and is provided with a bottom plate, a cover plate, a coaming, a sealing plate and a vertical plate; the method is characterized in that: the upper end of the frame body is provided with a sunken operation platform, the bottom plate and the enclosing plate enclose a containing cavity, the vertical plates are oppositely arranged on two sides of the containing cavity to divide the containing cavity into three independent middle cavities, the middle cavities are internally provided with partition plates to divide the middle cavities into a plurality of small containing cavities, the small containing cavities are oppositely distributed on two sides of the central line in the width direction of the balancing weight, and the upper end surfaces of the partition plates are lower than the covering plate or the enclosing plate to enable the upper ends of the small containing cavities.
2. The weight of claim 1, wherein: the bounding wall includes preceding bounding wall, back bounding wall, left bounding wall and right bounding wall, and four bounding walls are welded fastening each other, and the lower terminal surface and the bottom plate welded fastening of bounding wall are equipped with the notch around, relatively, and notch department is equipped with the apron, and the apron both sides form sunken operation platform with the fixed welding in side of riser, and sunken operation platform both sides are mounting platform, and the shrouding is located on the mounting platform.
3. The weight of claim 2, wherein: the front wall plate, the left side plate and the right side plate extend upwards to form a cover plate and a sealing plate, and rib plates are arranged between the extending ends and the cover plate and the sealing plate.
4. The weight of claim 2, wherein: the vertical plate is fixedly welded with the inner side surfaces of the front and rear enclosing plates, the lower end surface of the vertical plate is fixedly welded with the bottom plate, and the upper end surface of the vertical plate is flush with the mounting platform.
5. The weight of claim 1, wherein: the middle cavity comprises a first middle cavity, a second middle cavity and a third middle cavity, the first middle cavity and the third middle cavity are positioned at two sides of the second cavity, support columns are oppositely arranged in the second middle cavity, and the partition plates are fixedly connected with the support columns, the partition plates, the vertical plates or the surrounding plates.
6. The weight of claim 5, wherein: the support column comprises a support seat and a support tube positioned above the support seat, the side face of the support tube is fixedly welded with the side face or the end face of the partition plate, the support seat is fixedly welded with the bottom plate, the lower end face of the partition plate is erected on the support seat and fixedly welded, the lower end of the partition plate is overhead, the lower ends of the small cavities are communicated, and a clamping plate is arranged in the small container.
7. The weight of claim 6, wherein: the support column is provided with a through hole, an internal thread is arranged in the through hole, the cover plate is provided with a mounting hole matched with the outer diameter of the support column, the support column penetrates through the cover plate, the upper end face of the support column is flush with the cover plate, and the support column is in threaded connection with the lifting lug through the internal thread.
8. The weight of claim 5, wherein: the thickness of the partition plate is 0.1-10mm, and the lower end face of the partition plate is fixedly welded with the bottom plate.
9. The balancing weight according to any one of claims 2 to 4, wherein: all be equipped with the guardrail between mounting platform and the operation platform, be equipped with the otic placode on the mounting platform, the back vision corridor lamp support is established to one side of otic placode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921227811.XU CN210366739U (en) | 2019-08-01 | 2019-08-01 | Balancing weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921227811.XU CN210366739U (en) | 2019-08-01 | 2019-08-01 | Balancing weight |
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| Publication Number | Publication Date |
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| CN210366739U true CN210366739U (en) | 2020-04-21 |
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| CN201921227811.XU Active CN210366739U (en) | 2019-08-01 | 2019-08-01 | Balancing weight |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329929A (en) * | 2019-08-01 | 2019-10-15 | 湖南星沙机床设备有限公司 | A kind of clump weight and its spraying method |
-
2019
- 2019-08-01 CN CN201921227811.XU patent/CN210366739U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329929A (en) * | 2019-08-01 | 2019-10-15 | 湖南星沙机床设备有限公司 | A kind of clump weight and its spraying method |
| CN110329929B (en) * | 2019-08-01 | 2023-11-03 | 湖南星沙机床设备有限公司 | Balancing weight and spraying method thereof |
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