CN210215255U - Long-life acetylene generator rabbling mechanism - Google Patents
Long-life acetylene generator rabbling mechanism Download PDFInfo
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- CN210215255U CN210215255U CN201921239940.0U CN201921239940U CN210215255U CN 210215255 U CN210215255 U CN 210215255U CN 201921239940 U CN201921239940 U CN 201921239940U CN 210215255 U CN210215255 U CN 210215255U
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- acetylene generator
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Abstract
The utility model discloses a long-life acetylene generator stirring mechanism, which comprises a rotating shaft, a rotating arm, stirring teeth, a positioning sub mechanism and a baffle disc, wherein the rotating shaft passes through the baffle disc, the rotating shaft is perpendicular to the rotating arm, the rotating shaft is connected with the rotating arm through the positioning sub mechanism, and the rotating arm is connected with a plurality of stirring teeth; the rotating arm is provided with a hollow structure, and the hollow structure can be isolated from the surrounding environment by the rotating arm so as to increase buoyancy; the baffle disc is arranged below the rotating arm and the stirring teeth. The utility model discloses it is long when can increase rabbling mechanism's use.
Description
Technical Field
The utility model relates to a chemical industry equipment field, it is specific, relate to a long-life acetylene gas generator rabbling mechanism.
Background
In traditional carbide method acetylene generator, used rabbling mechanism's swinging boom generally is the channel-section steel structure, weld Q235 cuboid steel sheet as the stirring tooth according to certain angle in the channel-section steel lower part, in operation, for avoiding the swinging boom to be pounded by the carbide and hit deformation or fracture, be equipped with between the middle part of swinging boom and (mixing) shaft and be connected the bracing, in use, the bracing deformation often appears, the cracked condition of swinging boom and clamp, actual life is only 3-6 months, the maintenance is changed frequently, cause great influence to the safety in production.
The inventor believes that the main reason for this phenomenon is that, firstly, the rotating arm of the stirring mechanism is made of channel steel, the mechanical property of the channel steel is not enough to support the force applied during the rotating process, and the rotating arm is easy to deform or break; secondly, the arrangement of the auxiliary connecting device has problems, so that the auxiliary connecting device cannot play the expected role; secondly, the material selection of the teeth of the cake cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
The rabbling mechanism to current carbide method acetylene generator often appears the bracing and warp, swinging boom and clamp fracture and lead to actual use life weak point, maintenance change frequently, lead to the fact the situation of great influence to safety in production, the utility model aims at providing a long-life acetylene generator rabbling mechanism, it is long when can increase the use of rabbling mechanism.
In order to realize the purpose of the utility model, the utility model discloses a following technical scheme:
the utility model discloses a rotary shaft, a rotary arm, stirring teeth, a positioning sub-mechanism and a baffle disc, wherein the rotary shaft passes through the baffle disc, the rotary shaft is vertical to the rotary arm, the rotary shaft is connected with the rotary arm through the positioning sub-mechanism, and the rotary arm is connected with a plurality of stirring teeth; the rotating arm is provided with a hollow structure, and the hollow structure can be isolated from the surrounding environment by the rotating arm so as to increase buoyancy; the baffle disc is arranged below the rotating arm and the stirring teeth.
Further, the sub-mechanism of location is the clamp, the clamp with the rotation axis passes through a plurality of screwed connection, the clamp with the full contact welding of swinging boom, and the welding has the reinforcing plate in a plurality of directions.
Further, the rotating arm comprises a tubular part, the tubular part is provided with a hollow structure, and two end parts of the tubular part are blocked.
Further, the tubular part is a seamless pipe, and two ends of the seamless pipe are plugged through the plugging plates.
Further, the top end of the stirring tooth is connected with the rotating arm, and the top end of the stirring tooth is provided with a structure matched with the rotating arm.
Further, rotation axis and clamp connect in the central point of swinging boom puts, and is a plurality of the stirring tooth all inclines to the swinging boom.
Further, the stirring teeth are made of NM wear-resistant steel plates.
Further, the swinging boom includes a plurality ofly, and a plurality of swinging booms all connect the stirring tooth.
Further, the rotating shaft is connected with a power source.
Use long-life acetylene generator rabbling mechanism, the power supply drives the rotation axis and rotates according to the rotational speed and the direction of setting for in succession, and the stirring tooth stirs the carbide on keeping off the material dish repeatedly, makes carbide reaction surface constantly update, fully contacts the reaction with water to arrange carbide and selenium iron to next floor.
Compared with the prior art, the utility model discloses following beneficial effect has been obtained:
1) in the utility model, after the hollow structure of the tubular part is blocked, in the working environment filled with liquid, the influence of the self weight of the tubular part and the weight of the stirring teeth can be reduced by the buoyancy generated by the tubular part, the vertical failure stress of the dead weight of the rotating arm to the welding part of the rotating arm and the clamp is reduced, and the mechanical fatigue is prevented; in addition, corrosion may be mitigated.
2) The utility model discloses in, the stirring tooth is inclined to the swinging boom, can exert certain disturbance to the carbide at the in-process of stirring for the carbide is at swinging boom extending direction motion, and the reinforcing is to the stirring ability of carbide, avoids too early arranging the carbide to the one deck stirring down.
3) In the utility model, the clamp is fixed by a plurality of screws, so that the connection strength is improved, and the clamp is prevented from loosening and breaking; the reinforcing plate is additionally arranged at the joint of the rotating arm and the clamping hoop, so that the strength of the rotating arm is greatly increased.
4) The utility model discloses in, the stirring tooth uses the wear-resisting steel sheet of NM, replaces original Q235 steel sheet, can have higher wearability in rotatory working process, avoids the life-span of stirring tooth to appear unexpected the reduction.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Figure 1 is a front view showing the general structure of embodiment 1 comprising first and second rotary arms,
figure 2 is a side view showing the general structure of the first and second rotary arms of example 1,
FIG. 3 shows the third and fifth rotary arms of the multi-layered rotary arm of example 1,
fig. 4 is a view showing a rotary arm located at a lower fourth layer among the rotary arms of the plurality of layers in example 1.
In the figure, 1, a baffle disc, 2, a blocking plate, 3, a seamless pipe, 4, stirring teeth, 5, a horizontal reinforcing plate, 6, a vertical reinforcing plate, 7, a stirring shaft, 8, a high-strength bolt, 9, a clamp, 10, a screw, 11, a flat key, 12 and a power source.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Just as the background art said, just as the introduction of background art, among the traditional carbide method acetylene generator, the swinging boom of used rabbling mechanism generally is the channel-section steel structure, in the channel-section steel lower part according to certain angle welding Q235 cuboid steel sheet as the stirring tooth, in operation, in order to avoid the swinging boom to be pounded by the carbide and strike deformation or fracture, be equipped with between the middle part of swinging boom and (mixing) shaft and be connected the stay, in use, the stay deformation often appears, the cracked condition of swinging boom and clamp, actual life only is 3-6 months, need frequent maintenance change, cause great influence to safe production, to above-mentioned problem, this application has proposed a long-life acetylene generator rabbling mechanism and working method, now combine the figure and concrete implementation mode to describe the utility model further.
Example 1
It should be noted that the working environment in this embodiment is for an acetylene generator.
The acetylene generator is a device capable of enabling water and calcium carbide to chemically react to generate acetylene gas with certain pressure, and the acetylene generator is used for fully reacting the water and the calcium carbide to prepare acetylene in a closed space.
The embodiment discloses a long-life acetylene generator stirring mechanism which comprises a rotating shaft, a rotating arm, stirring teeth 4, a positioning sub mechanism and a blocking disc 1, wherein the rotating shaft penetrates through the blocking disc 1 and is perpendicular to the rotating arm, the rotating shaft is connected with the rotating arm through the positioning sub mechanism, and the rotating arm is connected with a plurality of stirring teeth 4; the rotating arm is provided with a hollow structure, and the hollow structure can be isolated from the surrounding environment by the rotating arm so as to increase buoyancy; the baffle disc 1 is arranged below the rotating arm and the stirring teeth 4.
The positioning sub-mechanism is a clamp 9, the clamp 9 is connected with the rotating shaft through 12 bolts, specifically, the 12 bolts are divided into 6 sets of high-strength bolts 8 used for clamping the rotating shaft and 1 high-strength screw 10 connected in the radial direction. In this embodiment, 6 sets of high-strength bolts 8 are used to axially position the yoke 9 and the rotating shaft, and high-strength screws 10 are used to radially assist in positioning the yoke 9 and the rotating shaft.
In more detail, clamp 9 includes 2 first clamps 9 and the second clamp 9 that can symmetrical connection, and first clamp 9 has the curved surface that suits with the axis of rotation with second clamp 9 to and connect in the ear of the both sides of curved surface, and the ear of every side is connected through 3 sets of high strength bolt 8, and high strength screw 10 passes clamp 9 and connects in the rotation axis.
In more detail, each set of high-strength bolts 8 comprises 2 high-strength bolts 8 which are radially arranged, so that the ear part on each side is connected with 2 rows of high-strength bolts 8, the original stress concentrated on 1 row of fixing bolts can be shared, and the easy-to-appear fracture phenomenon of 1 row of fixing bolts is prevented.
It will be appreciated that the inner side of the yoke 9 has a flat key 11 and the surface of the rotatable shaft is provided with a keyway, the flat key 11 engaging with the keyway to locate the yoke 9 and the rotatable shaft.
The clamp 9 is in full contact welding with the rotating arm, and reinforcing plates are welded in multiple directions to enhance the connection strength.
The rotating arm comprises a tubular part, the tubular part is provided with a hollow structure, and two end parts of the tubular part are plugged. After the hollow structure of the tubular part is plugged, in a working environment filled with liquid, the influence of the self weight of the tubular part and the weight of the stirring teeth 4 can be reduced through the buoyancy generated by the tubular part, the vertical failure stress of the self weight of the rotating arm on the welding part of the rotating arm and the hoop 9 is reduced, and the mechanical fatigue is prevented; in addition, corrosion may be mitigated.
Specifically, the tubular member is seamless pipe 3, and because seamless steel pipe performance is excellent, its ability that can strengthen the swinging boom and bear vertical direction and horizontal direction load adapts to long-time work, and the both ends of seamless pipe 3 are passed through closure plate 2 shutoff.
Specifically, the reinforcing plate includes horizontal reinforcing plate 5, perpendicular reinforcing plate 6, and seamless pipe 3 welds in clamp 9, and horizontal reinforcing plate 5 welds in the front and back junction in seamless pipe 3 and clamp 9 horizontal plane, and perpendicular reinforcing plate 6 welds in the upper and lower junction in seamless pipe 3 and clamp 9 perpendicular plane.
It can be understood that the clamp 9 in this embodiment is thickened, heightened and widened for the currently used clamp 9, and the specific values are as follows: the height is increased from 100 to 150; the thickness is increased from 20 to 26; the width widens from 230 to 360.
The stirring teeth 4 are flat plates, saw teeth or sheets.
The top end of the stirring tooth 4 is connected with the rotating arm, and the top end of the stirring tooth 4 has a structure matched with the rotating arm. Specifically, the upper end of the stirring tooth 4 is cut into a concave arc shape, the concave arc shape can be completely matched with the seamless steel tube, and the welding connection strength of the stirring tooth 4 and the rotating arm is increased, so that the stirring tooth is not easy to fall off.
The rotating shaft and the hoop 9 are connected to the center position of the rotating arm, and the stirring teeth 4 are inclined to the rotating arm.
Preferably, the inclination angle of the stirring teeth 4 is 30-70 degrees.
It can be understood that, stirring tooth 4 slope in the swinging boom, can exert certain disturbance to the carbide at the in-process of stirring for the carbide is at swinging boom extending direction motion, and the reinforcing is to the stirring ability of carbide, avoids arranging the carbide to next layer stirring too early.
Preferably, the stirring teeth 4 are made of NM wear-resistant steel plates.
It can be understood that, in the present embodiment, the rotating arm includes a plurality of rotating arms, and each of the plurality of rotating arms is connected to the rotating shaft through the stator mechanism.
Referring to fig. 3 and 4, the rotating arms can include multiple layers, and accordingly discharge materials in and out, and tilt the corresponding rotating arms and the material blocking plate by a certain angle according to the calcium carbide reaction condition, so as to discharge reaction residues.
The rotating shaft is connected with a power source 12, and preferably, the power source 12 is a motor.
Combine to specific course of work, the rotation axis in this embodiment can drive the swinging boom and keep off the top motion of material dish.
Example 2
step 1: a long-life acetylene generator stirring mechanism as described in example 1 was assembled. Welding stirring tooth 4 on the swinging boom earlier, with the swinging boom welding on clamp 9, then welding horizontal reinforcing plate 5 and perpendicular reinforcing plate 6, carry out the shutoff at the pipe end welding closure plate 2 of swinging boom to the swinging boom, then install a pair of clamp 9 on (mixing) shaft 7 through 12 high strength bolt 8, install high strength screw 10 at last.
Step 2: the power source 12 drives the stirring shaft 7 to rotate at a certain rotating speed, the stirring teeth 4 repeatedly stir the calcium carbide on the material blocking plate, the reaction surface of the calcium carbide is continuously updated, the calcium carbide is fully contacted and reacted with water, and the residual calcium carbide is discharged to the next layer.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A long-life acetylene generator stirring mechanism is characterized by comprising a rotating shaft, a rotating arm, stirring teeth, a positioning sub mechanism and a blocking disc, wherein the rotating shaft penetrates through the blocking disc, is perpendicular to the rotating arm, is connected with the rotating arm through the positioning sub mechanism, and is connected with a plurality of stirring teeth; the rotating arm is provided with a hollow structure, and the hollow structure can be isolated from the surrounding environment by the rotating arm so as to increase buoyancy; the baffle disc is arranged below the rotating arm and the stirring teeth.
2. The long life acetylene generator agitator mechanism of claim 1 wherein the locator sub-mechanism is a clamp, the clamp is connected to the rotating shaft by a plurality of bolts, the clamp is welded to the rotating arm in full contact, and a reinforcing plate is welded to the clamp and the rotating arm.
3. The long life acetylene generator agitator mechanism of claim 1 wherein the pivot arm comprises a tubular member having a hollow configuration, the tubular member being closed at both ends.
4. The long life acetylene generator agitator mechanism of claim 3 wherein the tubular member is a seamless tube with both ends plugged by plugging plates.
5. The long life acetylene generator agitator mechanism of claim 1 wherein the tips of the agitator teeth are attached to the rotating arm, the tips of the agitator teeth having a configuration that conforms to the rotating arm.
6. The long life acetylene generator agitator mechanism of claim 1 wherein the shaft and yoke are attached to the center of the pivot arm and a plurality of the agitator teeth are each inclined to the pivot arm.
7. The long life acetylene generator agitator mechanism of claim 1 wherein the agitator teeth are made of NM wear resistant steel plate.
8. The long life acetylene generator agitator mechanism of claim 1 wherein the rotating arm comprises a plurality of rotating arms each connected to a rotating shaft.
9. The long life acetylene generator agitator mechanism of claim 1 wherein the rotating shaft is connected to a power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239940.0U CN210215255U (en) | 2019-07-31 | 2019-07-31 | Long-life acetylene generator rabbling mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239940.0U CN210215255U (en) | 2019-07-31 | 2019-07-31 | Long-life acetylene generator rabbling mechanism |
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| CN210215255U true CN210215255U (en) | 2020-03-31 |
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| CN201921239940.0U Active CN210215255U (en) | 2019-07-31 | 2019-07-31 | Long-life acetylene generator rabbling mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343547A (en) * | 2019-07-31 | 2019-10-18 | 茌平信发聚氯乙烯有限公司 | A kind of long-life acetylene generator rabbling mechanism and method |
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2019
- 2019-07-31 CN CN201921239940.0U patent/CN210215255U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343547A (en) * | 2019-07-31 | 2019-10-18 | 茌平信发聚氯乙烯有限公司 | A kind of long-life acetylene generator rabbling mechanism and method |
| CN110343547B (en) * | 2019-07-31 | 2024-05-28 | 茌平信发聚氯乙烯有限公司 | Long-life acetylene generator stirring mechanism and method |
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