CN209990498U - Explosion-proof structure of driving mechanism of movable explosion-proof equipment - Google Patents
Explosion-proof structure of driving mechanism of movable explosion-proof equipment Download PDFInfo
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- CN209990498U CN209990498U CN201920745603.2U CN201920745603U CN209990498U CN 209990498 U CN209990498 U CN 209990498U CN 201920745603 U CN201920745603 U CN 201920745603U CN 209990498 U CN209990498 U CN 209990498U
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Abstract
The utility model provides a remove explosion-proof equipment actuating mechanism's explosion-proof structure, include: the flame-proof shell is provided with a shaft penetrating hole, a connecting hole and a fixing hole, the driving mechanism is positioned in the flame-proof shell, a transmission shaft of the driving mechanism penetrates through the shaft penetrating hole to extend out of the flame-proof shell, and a preset gap is formed between the transmission shaft and the shaft penetrating hole; the connecting piece is connected with the connecting hole of the driving mechanism through the connecting hole of the flameproof shell in sequence; the flange hole of the explosion-proof flange is in interference fit with the copper sleeve; the copper bush is positioned on the transmission shaft, and the tolerance between the copper bush and the transmission shaft is smaller than the explosion-proof tolerance; the fastener is connected with the fixing hole of the flameproof shell through the connecting hole of the flameproof flange in sequence. The utility model provides a drive mechanism of removing explosion-proof equipment reduce the installation degree of difficulty from explosion-proof structure internally mounted and need the problem of connecting piece transmission, increase inside usable space, improve transmission efficiency.
Description
Technical Field
The utility model relates to a mining explosion-proof equipment field, in particular to remove explosion-proof equipment actuating mechanism's explosion-proof structure.
Background
The explosion-proof equipment is widely applied to dangerous places such as coal mines, petrifaction places and the like with requirements on explosion-proof grades, and has important significance for reducing operation risks and improving production safety; the mobile explosion-proof equipment under the mine has the specified explosion-proof performance. At present, the design and the layout of the explosion-proof structure of the common mobile explosion-proof equipment are that the electric device of the mobile explosion-proof equipment is installed from the inside of the explosion-proof structure, and the driving mechanism is further required to be transmitted to an external execution mechanism through a connecting piece, so that the transmission efficiency of the explosion-proof equipment is reduced, the size of the mobile explosion-proof equipment is increased, and the installation difficulty of the electric device is increased.
SUMMERY OF THE UTILITY MODEL
For the actuating mechanism who solves among the prior art removal explosion-proof equipment from explosion-proof structure internally mounted and need the problem of connecting piece transmission, the utility model provides a remove explosion-proof equipment actuating mechanism's explosion-proof structure.
The technical scheme of the utility model is realized like this:
an explosion proof structure for a mobile explosion proof device drive mechanism, comprising: the flame-proof shell is provided with a shaft penetrating hole, a connecting hole and a fixing hole, the driving mechanism is positioned in the flame-proof shell, a transmission shaft of the driving mechanism penetrates through the shaft penetrating hole to extend out of the flame-proof shell, and a preset gap is formed between the transmission shaft and the shaft penetrating hole; the connecting piece is connected with the connecting hole of the driving mechanism through the connecting hole of the flameproof shell in sequence; the flange hole of the explosion-proof flange is in interference fit with the copper sleeve; the copper sleeve is positioned on the transmission shaft, and the tolerance between the copper sleeve and the transmission shaft is smaller than the explosion-proof tolerance; the fastener is connected with the fixing hole of the flameproof shell through the connecting hole of the flameproof flange in sequence.
Preferably, the copper sleeve is arranged on the transmission shaft at the shaft penetrating hole and covers a section of the transmission shaft outside the explosion-proof shell, and an explosion-proof joint surface is formed between the copper sleeve and the transmission shaft.
Preferably, both sides of the disc body of the explosion-proof flange are provided with convex rings; a convex ring on one side of the explosion-proof flange is excessively matched with the shaft penetrating hole, and a disc body of the explosion-proof flange is tightly connected with the outer side of the explosion-proof shell.
Preferably, the outer end of the shaft penetrating hole in the flameproof shell is provided with a circular groove, and the circular groove is communicated with the shaft penetrating hole; the connecting hole and the fixing hole are both arranged on the circular groove; the explosion-proof flange is arranged in the circular groove.
Preferably, the connecting piece is a hexagon socket head cap screw; the fastener is a hexagon socket head cap screw.
The utility model has the advantages that: the utility model discloses an explosion-proof structure of mobile explosion-proof equipment actuating mechanism, the actuating mechanism of mobile explosion-proof equipment is installed from the outside of explosion-proof structure, reduces the degree of difficulty of installation, increases the available space in the explosion-proof structure, avoids totally causing the interference to other electrical devices from the explosion-proof structure internal installation; the transmission shaft of the driving mechanism extends out of the explosion-proof structure, so that the transmission of a connecting piece is avoided, and the driving efficiency of the driving mechanism is improved; a transmission shaft of the driving mechanism and the copper sleeve form an explosion-proof joint surface, the explosion-proof flange is in interference fit with the copper sleeve, and meanwhile, the explosion-proof flange and the explosion-proof shell form the explosion-proof joint surface, so that the explosion-proof requirement is met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of an explosion-proof structure of a driving mechanism of a mobile explosion-proof device of the present invention;
fig. 2 is a sectional view taken along line B-B in fig. 1.
In the figure:
1. an explosion-proof shell; 2. a copper sleeve; 3. an explosion-proof flange; 4. a drive mechanism; 5. a drive shaft; 6. a connecting member; 7. a fastener.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example (b): an explosion-proof structure of a driving mechanism for a mobile explosion-proof device as shown in fig. 1 and 2 comprises: the flame-proof device comprises a flame-proof shell 1, a copper sleeve 2, a flame-proof flange 3, a connecting piece 6 and a fastener 7, wherein a shaft penetrating hole, a connecting hole and a fixing hole are formed in the flame-proof shell 1, a driving mechanism 4 is positioned in the flame-proof shell 1, a transmission shaft 5 of the driving mechanism 4 penetrates through the shaft penetrating hole and extends out of the flame-proof shell, and a preset gap is formed between the transmission shaft and the shaft penetrating hole; the connecting piece is connected with the connecting hole of the driving mechanism 4 through the connecting hole of the flameproof shell 1 in sequence, so that the connecting piece 6 is used for connecting the flameproof shell 1 with the driving mechanism 4 from the outer side of the flameproof shell; the flange hole of the explosion-proof flange 3 is in interference fit with the copper sleeve 2, the copper sleeve 2 is positioned on the transmission shaft 5, and the tolerance between the copper sleeve and the transmission shaft is smaller than the explosion-proof tolerance, so that the explosion-proof requirement is met; the fastener 7 is connected with the fixing hole of the flameproof shell 1 through the connecting hole of the flameproof flange 3 in sequence, and the flameproof flange and the flameproof shell form a flameproof joint surface to meet the flameproof requirement. The explosion-proof structure design in the embodiment is convenient to install on the basis of meeting the explosion-proof requirement, the utilization rate of the internal space is increased, and the assembly and disassembly efficiency is improved.
As shown in fig. 2, the copper bush 2 is arranged on the transmission shaft at the shaft penetrating hole and covers a section of the transmission shaft outside the flameproof housing 1, and a flameproof joint is formed between the copper bush 2 and the transmission shaft 5, so that the flameproof strength is enhanced. The length of a section of transmission shaft outside the flameproof shell covered by the copper sleeve is determined according to the length of the transmission shaft extending out of the flameproof shell.
As shown in fig. 2, both sides of the disc body of the explosion-proof flange 3 are provided with convex rings; the flange hole of the flame-proof flange 3 is in interference fit with the outer side of the copper sleeve, a convex ring on one side of the flame-proof flange is in excessive fit with the shaft penetrating hole, and a disc body of the flame-proof flange is tightly connected with the outer side of the flame-proof shell, so that the strength of a flame-proof joint surface between the flame-proof flange and the flame-proof shell is increased.
The preset clearance between the transmission shaft and the shaft penetrating hole meets the interference fit between the flange hole of the explosion-proof flange and the copper sleeve, and the convex ring on one side of the explosion-proof flange is excessively matched with the shaft penetrating hole.
As shown in fig. 2, the outer end of the shaft penetrating hole on the flameproof housing 1 is provided with a circular groove, and the circular groove is communicated with the shaft penetrating hole; the connecting hole and the fixing hole are both arranged on the circular groove; the explosion-proof flange is arranged in the circular groove. The compactness and the compactness of the connection between the flameproof shell and the flameproof flange are improved, and the explosion resistance of the connection between the flameproof shell and the driving mechanism is improved.
In the embodiment, the connecting piece is a hexagon socket head cap screw; the fastener is a hexagon socket head cap screw; the socket head cap screw is stable in connection, is commonly used and is easy to install and disassemble.
The utility model discloses a remove explosion-proof equipment and patrol and examine equipment such as robot, wheeled robot of patrolling and examining including mining hanger rail formula.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An explosion proof structure of a mobile explosion proof device drive mechanism, comprising: the flame-proof shell is provided with a shaft penetrating hole, a connecting hole and a fixing hole, the driving mechanism is positioned in the flame-proof shell, a transmission shaft of the driving mechanism penetrates through the shaft penetrating hole to extend out of the flame-proof shell, and a preset gap is formed between the transmission shaft and the shaft penetrating hole; the connecting piece is connected with the connecting hole of the driving mechanism through the connecting hole of the flameproof shell in sequence; the flange hole of the explosion-proof flange is in interference fit with the copper sleeve; the copper sleeve is positioned on the transmission shaft, and the tolerance between the copper sleeve and the transmission shaft is smaller than the explosion-proof tolerance; the fastener is connected with the fixing hole of the flameproof shell through the connecting hole of the flameproof flange in sequence.
2. The explosion-proof structure of the driving mechanism of the mobile explosion-proof equipment as claimed in claim 1, wherein the copper sleeve is arranged on the transmission shaft at the shaft penetrating hole and covers a section of the transmission shaft outside the explosion-proof shell, and an explosion-proof joint surface is formed between the copper sleeve and the transmission shaft.
3. The explosion-proof structure of the driving mechanism of the mobile explosion-proof equipment as recited in claim 2, wherein both sides of the disk body of the explosion-proof flange are provided with convex rings; a convex ring on one side of the explosion-proof flange is excessively matched with the shaft penetrating hole, and a disc body of the explosion-proof flange is tightly connected with the outer side of the explosion-proof shell.
4. The explosion-proof structure of the driving mechanism of the mobile explosion-proof equipment as recited in claim 2, characterized in that the outer end of the shaft penetrating hole on the explosion-proof shell is provided with a circular groove, and the circular groove is communicated with the shaft penetrating hole; the connecting hole and the fixing hole are both arranged on the circular groove; the explosion-proof flange is arranged in the circular groove.
5. The explosion proof structure of a mobile explosion proof device driving mechanism of claim 2, wherein the connecting piece is a hexagon socket head cap screw; the fastener is a hexagon socket head cap screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920745603.2U CN209990498U (en) | 2019-05-23 | 2019-05-23 | Explosion-proof structure of driving mechanism of movable explosion-proof equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920745603.2U CN209990498U (en) | 2019-05-23 | 2019-05-23 | Explosion-proof structure of driving mechanism of movable explosion-proof equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209990498U true CN209990498U (en) | 2020-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920745603.2U Active CN209990498U (en) | 2019-05-23 | 2019-05-23 | Explosion-proof structure of driving mechanism of movable explosion-proof equipment |
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| Country | Link |
|---|---|
| CN (1) | CN209990498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113162297A (en) * | 2021-04-06 | 2021-07-23 | 南阳防爆（苏州）特种装备有限公司 | Explosion-proof motor |
-
2019
- 2019-05-23 CN CN201920745603.2U patent/CN209990498U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113162297A (en) * | 2021-04-06 | 2021-07-23 | 南阳防爆（苏州）特种装备有限公司 | Explosion-proof motor |
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