CN202730739U

CN202730739U - Pounder

Info

Publication number: CN202730739U
Application number: CN 201220347735
Authority: CN
Inventors: 周波; 柯春林; 赵波; 章琢
Original assignee: Construction Machinery Branch of XCMG
Current assignee: Construction Machinery Branch of XCMG
Priority date: 2012-07-17
Filing date: 2012-07-17
Publication date: 2013-02-13
Anticipated expiration: 2022-07-17

Abstract

The utility model relates to a pounder which comprises a base and a cover plate. The base and the cover plate constitute an enclosure space. The pounder also comprises a steel frame and a hoisting rib which are welded on the base plate of the base and concrete poured inside the enclosure space, wherein the lift penetrates through the cover plate and are welded and integrated. The hoisting rib is provided with a hoisting part. The pounder has the advantages of being low in cost, good in anti-breaking and applied to the pounder with small pounding power.

Description

A kind of hammer ram

Technical field

The utility model relates to a kind of dynamic compaction machinery, particularly the hammer ram in a kind of dynamic compaction machinery.

Background technology

As shown in Figure 1, dynamic compaction claims again dynamic consolidation method, namely uses crane gear (example is dynamic compaction machinery 1 as shown in Figure 1) repeatedly hammer ram 2 to be mentioned a certain height, freely falls after hammer ram 2 breaks off relations under the effect of detacher, and potential energy changes into kinetic energy.During ground, its kinetic energy will form powerful shock wave and heavily stressed to ground to hammer ram 2 in contact, thereby can improve the shake settlement by soaking etc. of (shake) hydrodynamic ability and elimination ground of the intensity of ground, the compressibility that reduces ground, the opposing that improves ground.

The hammer ram of at present domestic frequent use comprises: cast steel hammer ram, cast iron pounder and the Built-up rammer that is combined by sheet material, yet, wherein, the Built-up rammer cost that is combined by sheet material is the highest, the material that the cast steel hammer ram adopts is casting carbon steel (the casting carbon steel is take carbon as main alloy element and contains the cast steel of a small amount of other element), the material that cast iron pounder adopts is cast iron (cast iron is the alloy that mainly is comprised of iron, carbon and silicon), and cost is all higher.

In addition, because the harder object skewness such as rubble, slabstone and slag on the ground, the suffered impact force in bottom is also different when causing hammer ram contact ground, and hammer ram is the highest parts of operating frequency on the dynamic compaction machinery, so in the process of compacting foundation, be easy to cause the cracked of hammer ram.

The utility model content

The purpose of this utility model is to propose a kind of lower-cost hammer ram.

For achieving the above object, the utility model provides a kind of hammer ram, it is characterized in that: comprise base and cover plate, described base and cover plate consist of an enclosure space, described hammer ram also comprises steelframe and the lifting muscle on the base plate that is welded on described base, and is cast in the concrete in the described enclosure space space; Wherein, described lifting muscle runs through described cover plate, and integrally welded with described cover plate, and described lifting muscle has been provided with hanging piece.

Further, described steelframe comprises two-layer at least netted steelframe, and each described netted steelframe arranges along the lifting muscle direction interval in the described enclosure space.

Further, be formed with angle between the two adjacent described netted steelframes, the angular range of described angle is 30 ~ 60 degree.

Further, also comprise seamless pipe, described seamless pipe runs through described base plate and cover plate, and is integrally welded with described cover plate and base plate.

Further, described base, steelframe, seamless pipe and lifting muscle are integrally welded by the first reinforcing rib.

Further, the welded top of described cover plate has the second reinforcing rib and the 3rd reinforcing rib, and described the second reinforcing rib and the 3rd reinforcing rib and described lifting muscle are welded to connect.

Further, described hanging piece comprises the first bearing pin, and described the first bearing pin is arranged between the described lifting muscle, is flexibly connected with described lifting muscle.

Further, described hanging piece also comprises the second bearing pin, and described the second bearing pin is arranged on described the second reinforcing rib, is flexibly connected with described the second reinforcing rib.

Further, described steelframe also comprises the i iron with holes that is welded into intersecting parallels.

Further, described base comprises sidewall, and described sidewall and described base plate are integrally welded.

Based on technique scheme, the hammer ram that the utility model provides has only adopted enclosure space, steelframe and lifting muscle and the concrete that is made of base and cover plate, therefore than existing Built-up rammer, cast steel hammer ram and the cast iron pounder that is combined by sheet material, the cost of the hammer ram that the utility model provides is lower.In addition, the hammer ram internal welding that the utility model provides is connected to the steelframe of net-shaped steel frame and intersecting parallels, therefore can overcome the concrete hammer ram in the process of compacting foundation repeatedly, the frangible shortcoming of hammer ram.The utility model be applicable to little rammer can dynamic compaction machinery, be suitable for little rammer can the characteristics that the hammer ram lifting altitude is low, hammer ram weight is little that adopt of dynamic compaction machinery.

Description of drawings

Accompanying drawing described herein is used to provide further understanding of the present utility model, consists of the application's a part, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:

Fig. 1 is existing dynamic compaction machinery general assembly schematic diagram;

Fig. 2 is the structural representation of a specific embodiment of hammer ram in the utility model;

Fig. 3 is the internal construction schematic diagram that Fig. 2 removes hammer ram behind the cover plate;

Fig. 4 is the structural representation of the netted steelframe of first floor;

Fig. 5 is the structural representation of the netted steelframe of the second layer;

Fig. 6 is the effect schematic diagram that the netted steelframe of first floor and the netted steelframe of the second layer are combined;

Fig. 7 is a kind of use state diagram of hammer ram in the utility model;

Fig. 8 is that the another kind of hammer ram in the utility model uses state diagram.

The specific embodiment

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Fig. 2 and Fig. 3 show an embodiment of the hammer ram that the utility model provides, such as Fig. 2, shown in Figure 3, hammer ram comprises by base and cover plate 3, described base and cover plate 3 consist of an enclosure space, at steelframe and the lifting muscle 6 of base plate 4 welding of base, and be cast in concrete (concrete is not shown in the drawings) in the described enclosure space space.Wherein, lifting muscle 6 all runs through cover plate 3, and lifting muscle 6 is integrally welded with cover plate 3, and lifting muscle 6 has been provided with hanging piece.

In the present embodiment, base can comprise base plate 4 and sidewall 7, and base plate 4 is integrally welded with sidewall 7, and the enclosure space of this moment is the hollow cylinder cavity, and obviously, enclosure space can also adopt other shape, such as hollow rectangular cavity or square cavity etc.

Steelframe comprises the steelframe 8 of intersecting parallels, and its Main Function is the intensity of strengthening base plate 4, prevents base plate 4 perks distortion.Intersecting parallels steelframe 8 preferably adopts i iron with holes, adopt i iron with holes after, after concrete setting, the concrete that passes the hole of i iron can link together with base plate 4 firmly.Intersecting parallels steelframe 8 also can adopt other structure of steel product.In order to make the utility model center of gravity when being hung up by the hook device on the dynamic compaction machinery 1 more steady, what lifting muscle 6 adopted is two, is symmetricly set in the middle of the utility model.

In above-described embodiment, shown in Fig. 4-6, steelframe also comprises two-layer at least netted steelframe 9, and each netted steelframe 9 arranges along the lifting muscle 6 direction intervals in the enclosure space, is mutually angle between the two adjacent netted steelframes 9, and the angle angle is preferably in the scope of 30 ~ 60 degree.

Netted steelframe 9 mainly has the effect of two aspects: 1) increase concrete strength, to strengthen the anti-ability of falling of the present utility model; 2) after hammer ram work a period of time, even if the concrete of base inside is cracked, this netted steelframe 9 can prevent that also cracked concrete is offset along netted bedding angle, can prevent that again cracked concrete from moving along lifting muscle 6 directions, and then prevent that the center of gravity of hammer ram is offset.

Because the diameter of the hammer ram that the utility model provides is larger, hammer ram is subject to larger air resistance easily in the process that falls, especially for use in the larger ground of humidity (for example: in the time of wetland), hammer ram can be pounded on ground within the very short time, and move downward towards the inside of ground, at this moment, form the seal cavity of high pressure between the ground surface that hammer ram can be in contact with it, the air pressure in sealing space is greater than atmospheric pressure, be difficult to hammer ram is extracted from ground, therefore the utility model also is provided with some seamless pipes 5, seamless pipe 5 two ends are penetrating, not only be conducive to reduce hammer ram at the resistance of the suffered air of process that falls, the more important thing is to prevent that hammer ram and foundation surface from forming the seal cavity of high pressure, is convenient to hammer ram is extracted.In the present embodiment, seamless pipe 5 runs through base plate 4 and cover plate 3, and is integrally welded with cover plate 3 and base plate 4.What demonstrate among Fig. 3 is four seamless pipes that arrange along circumference, in fact, can more seamless pipes be set according to actual conditions, only otherwise the center of gravity of destroying hammer ram gets final product.

Fig. 3 shows the internal construction of removing hammer ram behind the cover plate, as shown in Figure 3, fall ability in order further to strengthen of the present utility model resisting, the utility model utilizes the first reinforcing rib 10 that base plate 4, seamless pipe 5, lifting muscle 6, sidewall 7 and intersecting parallels steelframe 8 is integrally welded.Wherein, two the second reinforcing ribs, 11 welding that two lifting muscle, 6 opposite faces arrange by parallel interval, and the bottom welding of two the second reinforcing ribs 11 is at the top of cover plate 3.In addition, each sidewall outside lifting muscle 6 opposite faces is respectively by the welded top of the 3rd reinforcing rib 12 with cover plate 3.

As shown in Figure 2, play hanging piece and comprise that the first bearing pin 13, the first bearing pins 13 are arranged between the two lifting muscle 6, be flexibly connected with lifting muscle 6.The first bearing pin 13 is used for being connected (as shown in Figure 7) with the hook device 15 of suspension hook shape.

In the various embodiments described above, play hanging piece and comprise that also the second bearing pin 14, the second bearing pins 14 are arranged on the second reinforcing rib 11, be flexibly connected with the second reinforcing rib 11.The second reinforcing rib 11 is used for being connected (as shown in Figure 8) with the hook device 16 of rotation shape.Therefore, the utility model can be used for different lifting methods, that is to say, is fit to dissimilar dynamic compaction machineries 1.

In the various embodiments described above, the material of sidewall 7 is sheet material, can tightly with the concrete envelope together, further overcome the frangible shortcoming of hammer ram.

The below is an object lesson of the manufacture method of hammer ram of the present utility model:

At first, at base plate 4 welding seamless pipes 5, lifting muscle 6, sidewall 7 and intersecting parallels steelframe 8, recycle the first reinforcing rib 10 base plate 4, seamless pipe 5, lifting muscle 6, sidewall 7 and intersecting parallels steelframe 8 are welded together (as shown in Figure 3); Then, along the direction of lifting muscle 6, weld at a certain distance two-layer netted steelframe 9, two-layer netted steelframe 9 form an angle (shown in Fig. 4-6); Moreover, in the space of base, water and fill with concrete, after concrete setting, cover plate 3 and sidewall 7 and lifting muscle 6 are welded together, recycle the 3rd reinforcing rib 12 lifting muscle 6 and cover plate 3 are welded together; At last, in the middle of lifting muscle 6, adopt the second reinforcing rib 11 of two certain distances that lifting muscle 6 and cover plate 3 are welded together, at lifting muscle 6 the first bearing pin 13 is installed again, at the second reinforcing rib 11 the second bearing pin 14 is installed, the hammer ram manufacturing is finished.

Should be noted that at last: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.

Claims

1. hammer ram, it is characterized in that: comprise base and cover plate, described base and cover plate consist of an enclosure space, and described hammer ram also comprises steelframe and the lifting muscle on the base plate that is welded on described base, and is cast in the concrete in the described enclosure space space; Wherein, described lifting muscle runs through described cover plate, and integrally welded with described cover plate, and described lifting muscle has been provided with hanging piece.

2. hammer ram as claimed in claim 1, it is characterized in that: described steelframe comprises two-layer at least netted steelframe, each described netted steelframe arranges along the lifting muscle direction interval in the described enclosure space.

3. hammer ram as claimed in claim 2 is characterized in that: be formed with angle between the two adjacent described netted steelframes, the angular range of described angle is 30 ~ 60 degree.

4. such as claim 1 or 2 or 3 described hammer rams, it is characterized in that: also comprise seamless pipe, described seamless pipe runs through described base plate and cover plate, and is integrally welded with described cover plate and base plate.

5. hammer ram as claimed in claim 4 is characterized in that: described base, steelframe, seamless pipe and lifting muscle are integrally welded by the first reinforcing rib.

6. hammer ram as claimed in claim 5, it is characterized in that: the welded top of described cover plate has the second reinforcing rib and the 3rd reinforcing rib, and described the second reinforcing rib and the 3rd reinforcing rib and described lifting muscle are welded to connect.

7. hammer ram as claimed in claim 6, it is characterized in that: described hanging piece comprises the first bearing pin, described the first bearing pin is arranged between the described lifting muscle, is flexibly connected with described lifting muscle.

8. hammer ram as claimed in claim 7, it is characterized in that: described hanging piece also comprises the second bearing pin, described the second bearing pin is arranged on described the second reinforcing rib, is flexibly connected with described the second reinforcing rib.

9. hammer ram as claimed in claim 2, it is characterized in that: described steelframe also comprises the i iron with holes that is welded into intersecting parallels.

10. hammer ram as claimed in claim 8, it is characterized in that: described base comprises sidewall, described sidewall and described base plate are integrally welded.