CN212542225U - Locking device for mining explosion-proof permanent magnet vacuum feed switch - Google Patents
Locking device for mining explosion-proof permanent magnet vacuum feed switch Download PDFInfo
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- CN212542225U CN212542225U CN202021448044.8U CN202021448044U CN212542225U CN 212542225 U CN212542225 U CN 212542225U CN 202021448044 U CN202021448044 U CN 202021448044U CN 212542225 U CN212542225 U CN 212542225U
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Abstract
The utility model discloses a mining flame-proof type permanent magnetism vacuum feed locking device for switch, including shutting flame proof box and shutting actuating mechanism, the inside of shutting flame proof box is equipped with shutting actuating mechanism, be equipped with the operation opening on the shutting flame proof box above the shutting actuating mechanism, shutting flame proof box is fixed mounting on the switch flame proof box through the installation component, one side of switch flame proof box is articulated through the hinge and is installed switch flame proof chamber door, one side that switch flame proof chamber door keeps away from the hinge is fixed mounting has the shutting slot, one side that the shutting actuating mechanism is close to the shutting slot is fixed mounting has the shutting inserted bar, peg graft between shutting inserted bar and the shutting slot, one side that the shutting actuating mechanism keeps away from the shutting inserted bar is fixed mounting has the connecting rod; the utility model discloses simple structure reaches the purpose that the switch shutting set up, and the shutting actuating mechanism utilizes meshing auto-lock between gear, ratch, prevents that the mistake from bumping the shutting inefficacy that causes, and the shutting is stable, reliable, and simple to operate and firm guarantees long-term the use.
Description
Technical Field
The utility model relates to a blocking device, in particular to mining flame-proof type permanent magnetism blocking device for vacuum feed switch belongs to permanent magnetism vacuum feed switch technical field.
Background
Coal is an important energy source in China, coal mine safety production is the important factor in coal mine production, stability and reliability of various underground power distribution systems are the cornerstones for ensuring safety production, and a mining explosion-proof vacuum feed switch is one of important devices used in the coal mine power distribution systems. The mechanical lock is an indispensable device of all explosion-proof switches, and can also be called as mechanical interlock.
The operating lever that present switch blocking device operation adopted the switch action bars to close as personnel, and pivoted operating lever bumps the emergence because of the mistake easily and rotates, leads to blocking device stability relatively poor, and when the chamber door appeared opening, the switch mistake bumped the circular telegram phenomenon that the rotation leads to the current potential, had great potential safety hazard, and shutting efficiency is unsatisfactory, and the practicality is not strong.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to overcome prior art present switch blocking device operation and adopt the switch action bars as the action bars of personnel shutting, the pivoted action bars bumps the emergence rotation because of the mistake easily, leads to blocking device stability relatively poor, when the chamber door appears and opens, the switch mistake bumps the circular telegram phenomenon that rotates logical electric potential, has great potential safety hazard, the unsatisfactory defect of shutting efficiency provides a mining flame-proof type permanent magnetism for vacuum feed switch blocking device.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a mining flame-proof type permanent magnetism vacuum locking device for feed switch, including shutting flame proof case and shutting actuating mechanism, the inside of shutting flame proof case is equipped with shutting actuating mechanism, be equipped with the operation opening on the shutting flame proof case above the shutting actuating mechanism, shutting flame proof case is fixed mounting on the switch flame proof box through the installation component, one side of switch flame proof box is through the hinge articulated switch flame proof chamber door of installing, one side that switch flame proof chamber door kept away from the hinge is fixed mounting has the shutting slot, one side that shutting actuating mechanism is close to the shutting slot is fixed mounting has the shutting inserted bar, peg graft between shutting inserted bar and the shutting slot, one side that shutting actuating mechanism kept away from the shutting inserted bar is fixed mounting has the connecting rod, one side that the connecting rod is kept away from shutting actuating mechanism is connected with the switch operation pole through the pivot, one side of the switch operating rod, which is close to the locking driving mechanism in a rotating mode, is an electrified position of the switch, and one side of the switch operating rod, which is far from the locking driving mechanism in a rotating mode, is an off position of the switch.
As a preferred technical scheme of the utility model, shutting actuating mechanism includes semi-gear, reciprocal ratch, connecting block and shutting actuating handle, the integrative connecting block that is provided with in top of semi-gear, the connecting block rotates the installation through pivot and shutting flame proof case, reciprocal ratch is installed in the bottom meshing of semi-gear, the top fixed mounting of connecting block has shutting actuating handle, the operation opening setting is passed to shutting actuating handle's upper end, it is fixed with the shutting inserted bar that the one end of reciprocal ratch runs through shutting flame proof case, the other end of reciprocal ratch runs through shutting flame proof case and is fixed with the connecting rod.
As an optimized technical scheme of the utility model, the outside of shutting actuating handle is equipped with insulating rubber sleeve.
As an optimal technical scheme of the utility model, the installation component is including installation ear and bolt, the equal fixed mounting in both sides that the shutting flame proof case is relative has the installation ear, be equipped with the screw on the installation ear, the bolt fixed mounting that the shutting flame proof case passes through the screw internal thread installation.
As an optimal technical scheme of the utility model, reciprocal ratch comprises reciprocating lever and pinion rack, reciprocating lever's top fixed mounting has the pinion rack that sets up with half gear engagement.
As an optimal technical scheme of the utility model, the middle part in switch flame proof chamber door one side is installed to the shutting slot.
The utility model discloses the beneficial effect who reaches is:
1. this mining flame-proof type locking device for permanent magnetism vacuum feed switch, moreover, the steam generator is simple in structure, high durability and convenient use, through the shutting flame-proof box that sets up on the switch flame-proof box body and the shutting slot on the switch flame-proof box door, under the effect of shutting actuating mechanism, realize the linkage setting of switch action bars break-make electricity state and switch flame-proof box door open and shut state, namely the box door is opened, the switch outage, the box door is closed, the switch circular telegram, the purpose that the switch shutting set up has been reached, and shutting actuating mechanism adopts the driven mode of half gear and reciprocal rack bar meshing, utilize the gear, the meshing auto-lock between the rack bar, prevent that the mistake from bumping the shutting that causes and become invalid, shutting is stable, reliable, and shutting actuating mechanism goes on through shutting actuating handle.
2. This locking device for mining flame-proof type permanent magnetism vacuum feed switch through setting up the installation component on shutting flame proof box, conveniently will load the shutting flame proof box of shutting actuating mechanism, shutting inserted bar and connecting rod through the bolt and install on switch flame proof box, simple to operate and firm, and shutting flame proof box can be to shutting actuating mechanism protection simultaneously, guarantees the long-term use of locking device on the switch flame proof box, and the practicality is stronger.
Drawings
The accompanying drawings 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 and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the locking flameproof box of the present invention;
fig. 3 is a schematic structural diagram of the locking driving mechanism of the present invention.
In the figure: 1. locking the explosion-proof box; 11. operating the port; 12. mounting lugs; 2. a lock drive mechanism; 21. a half gear; 22. a reciprocating rack bar; 23. connecting blocks; 24. a locking drive handle; 3. switching an explosion-proof box body; 4. opening and closing the explosion-proof box door; 5. locking the slot; 6. a switch lever; 7. a locking plunger; 8. a connecting rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
As shown in fig. 1-3, a locking device for a mining flameproof permanent magnet vacuum feeder switch comprises a locking flameproof box 1 and a locking driving mechanism 2, wherein the locking driving mechanism 2 is arranged inside the locking flameproof box 1, an operation through opening 11 is arranged on the locking flameproof box 1 above the locking driving mechanism 2, the locking flameproof box 1 is fixedly installed on the switching flameproof box 3 through an installation component, one side of the switching flameproof box 3 is hinged with a switching flameproof box door 4 through a hinge, one side of the switching flameproof box door 4 far away from the hinge is fixedly installed with a locking slot 5, one side of the locking driving mechanism 2 near the locking slot 5 is fixedly installed with a locking insertion rod 7, the locking insertion rod 7 is inserted into the locking slot 5, one side of the locking driving mechanism 2 far away from the locking insertion rod 7 is fixedly installed with a connecting rod 8, one side that shutting actuating mechanism 2 was kept away from to connecting rod 8 rotates through pivot and switch lever 6 to be connected, switch lever 6 rotates the circular telegram position that is close to one side of shutting actuating mechanism 2 for the switch, switch lever 6 rotates the outage position that keeps away from one side of shutting actuating mechanism 2 for the switch, and when the switch was located the circular telegram potential, the shutting inserted bar 7 inserted in shutting slot 5 promptly.
Wherein, shutting actuating mechanism 2 includes semi-gear 21, reciprocal ratch 22, connecting block 23 and shutting actuating handle 24, the integrative connecting block 23 that is provided with in top of semi-gear 21, connecting block 23 rotates the installation through pivot and shutting flame proof box 1, reciprocal ratch 22 is installed in the bottom meshing of semi-gear 21, the top fixed mounting of connecting block 23 has shutting actuating handle 24, operation opening 11 setting is passed through to the upper end of shutting actuating handle 24, the one end of reciprocal ratch 22 is run through shutting flame proof box 1 and is fixed with shutting inserted bar 7, the other end of reciprocal ratch 22 runs through shutting flame proof box 1 and connecting rod 8 is fixed, under the effect of shutting actuating mechanism 2, realizes the linkage setting of 6 break-make electricity states of switch operating lever and the 4 open-close states of switch flame proof box, has reached the mesh that the switch was locked to the switch, utilizes gear, the chamber door 4 open-make-and, Meshing auto-lock between ratch prevents that the mistake from bumping the shutting that causes and became invalid, and the shutting is stable, reliable, and shutting actuating mechanism 2 goes on through shutting actuating handle 24, and personnel contactless switch action bars 6, and the security is higher.
Wherein, the outside of shutting actuating handle 24 is equipped with insulating rubber sleeve, and insulating security is good.
The mounting assembly comprises mounting lugs 12 and bolts, the mounting lugs 12 are fixedly mounted on two opposite sides of the locking flame-proof box 1, screw holes are formed in the mounting lugs 12, the locking flame-proof box 1 is fixedly mounted through the bolts installed through screw holes in the screw holes, mounting is convenient and firm, and long-term use of the locking device on the switch flame-proof box is guaranteed.
The reciprocating rack bar 22 is composed of a reciprocating bar and a toothed plate, the toothed plate which is meshed with the half gear 21 is fixedly mounted at the top of the reciprocating bar, and the reciprocating bar can be meshed with the half gear 21 to reciprocate.
The locking slot 5 is installed in the middle of one side of the switch explosion-proof box door 4, and locking is stable.
The working principle is as follows: when the explosion-proof switch box is used, firstly, the locking explosion-proof box 1 is fixedly arranged on the explosion-proof switch box body 3 through a bolt arranged in a screw hole of the mounting lug 12, the connecting rod 8 is rotatably connected with the switch operating rod 6 through a rotating shaft, the connecting block 23 is driven to rotate through rotating the locking driving handle 24, the half gear 21 rotates in the locking explosion-proof box 1, the reciprocating gear rod 22 meshed with the half gear 21 in the locking explosion-proof box 1 is driven to reciprocate, so that the locking inserted rod 7 and the connecting rod 8 are driven to horizontally move through the locking driving mechanism 2, when the reciprocating gear rod 22 moves towards one side close to the explosion-proof switch box door 4, the reciprocating gear rod 22 drives the locking inserted rod 7 to be close to the box door and inserted into the locking slot 5, the reciprocating gear rod 22 pulls the switch operating rod 6 to rotate to be close to the locking driving mechanism 2, at the moment, the box body of, when the reciprocating rack bar 22 moves to the side far away from the switch explosion-proof box door 4, the reciprocating rack bar 22 drives the locking inserted bar 7 to be far away from the box door and drawn out from the locking slot 5, the reciprocating rack bar 22 pulls the switch operating lever 6 to rotate to be far away from the locking driving mechanism 2, at the moment, the switch explosion-proof box is unlocked and opened, the switch is positioned at the off potential, namely, the linkage arrangement of the on-off state of the switch operating lever 6 and the on-off state of the switch explosion-proof box door 4 is realized through the locking explosion-proof box 1 arranged on the switch explosion-proof box body 3 and the locking slot 5 arranged on the switch explosion-proof box door 4 under the action of the locking driving mechanism 2, namely, the box door is opened, the switch is powered off, the box door is closed, the switch is powered on, the aim of the switch locking arrangement is achieved, and the locking driving mechanism 2 adopts a mode of meshing driving, the shutting is stable, reliable, and shutting actuating mechanism 2 goes on through shutting actuating handle 24, and personnel contactless switch action bars 6, and the security is higher, will load shutting actuating mechanism 2, shutting inserted bar 7 and connecting rod 8's shutting flame proof box 1 through installation ear 12 and bolt and install on switch flame proof box 3, simple to operate and firm, and long-term use of closing device on the assurance switch flame proof box, the practicality is stronger.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (6)
1. A mining flame-proof type permanent magnetism is blocking device for vacuum feed switch which characterized in that: the flame-proof switch explosion-proof box comprises a locking explosion-proof box (1) and a locking driving mechanism (2), wherein the locking driving mechanism (2) is arranged inside the locking explosion-proof box (1), an operation through hole (11) is formed in the locking explosion-proof box (1) above the locking driving mechanism (2), the locking explosion-proof box (1) is fixedly installed on a switch explosion-proof box body (3) through an installation component, one side of the switch explosion-proof box body (3) is hinged with a switch explosion-proof box door (4) through a hinge, one side, far away from the hinge, of the switch explosion-proof box door (4) is fixedly provided with a locking slot (5), one side, close to the locking slot (5), of the locking driving mechanism (2) is fixedly provided with a locking insertion rod (7), the locking insertion rod (7) is inserted into the locking slot (5), and one side, far away from the locking insertion rod (7, one side that shutting actuating mechanism (2) were kept away from in connecting rod (8) rotates through pivot and switch lever (6) to be connected, switch lever (6) rotate one side that is close to shutting actuating mechanism (2) be the circular telegram position of switch, switch lever (6) rotate one side that keeps away from shutting actuating mechanism (2) be the disconnected electric potential of switch.
2. The locking device for the mining explosion-proof permanent magnet vacuum feed switch according to claim 1, characterized in that: shutting actuating mechanism (2) include semi-gear (21), reciprocal ratch (22), connecting block (23) and shutting actuating handle (24), the top an organic whole of semi-gear (21) is provided with connecting block (23), connecting block (23) rotate the installation through pivot and shutting flame proof case (1), reciprocal ratch (22) are installed in the bottom meshing of semi-gear (21), the top fixed mounting of connecting block (23) has shutting actuating handle (24), the upper end of shutting actuating handle (24) is passed operation opening (11) and is set up, the one end of reciprocal ratch (22) is run through shutting flame proof case (1) and is fixed with shutting inserted bar (7), the other end of reciprocal ratch (22) runs through shutting flame proof case (1) and connecting rod (8) is fixed.
3. The locking device for the mining explosion-proof permanent magnet vacuum feed switch according to claim 2, characterized in that: and an insulating rubber sleeve is arranged outside the locking driving handle (24).
4. The locking device for the mining explosion-proof permanent magnet vacuum feed switch according to claim 1, characterized in that: the mounting assembly comprises mounting lugs (12) and bolts, the mounting lugs (12) are fixedly mounted on two opposite sides of the locking explosion-proof box (1), screw holes are formed in the mounting lugs (12), and the locking explosion-proof box (1) is fixedly mounted through the bolts installed in the screw holes in an inner thread mode.
5. The locking device for the mining explosion-proof permanent magnet vacuum feed switch according to claim 2, characterized in that: reciprocating rack bar (22) comprises reciprocating rod and pinion rack, reciprocating rod's top fixed mounting has the pinion rack that sets up with half gear (21) meshing.
6. The locking device for the mining explosion-proof permanent magnet vacuum feed switch according to claim 1, characterized in that: the locking slot (5) is arranged in the middle of one side of the switch explosion-proof box door (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448044.8U CN212542225U (en) | 2020-07-22 | 2020-07-22 | Locking device for mining explosion-proof permanent magnet vacuum feed switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448044.8U CN212542225U (en) | 2020-07-22 | 2020-07-22 | Locking device for mining explosion-proof permanent magnet vacuum feed switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212542225U true CN212542225U (en) | 2021-02-12 |
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ID=74518281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021448044.8U Active CN212542225U (en) | 2020-07-22 | 2020-07-22 | Locking device for mining explosion-proof permanent magnet vacuum feed switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212542225U (en) |
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2020
- 2020-07-22 CN CN202021448044.8U patent/CN212542225U/en active Active
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