CN212839302U - Sealing device for speed reducer - Google Patents
Sealing device for speed reducer Download PDFInfo
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- CN212839302U CN212839302U CN202020747044.1U CN202020747044U CN212839302U CN 212839302 U CN212839302 U CN 212839302U CN 202020747044 U CN202020747044 U CN 202020747044U CN 212839302 U CN212839302 U CN 212839302U
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Abstract
The utility model provides a reduction gear sealing device, including box (1), first fixing device (2), second fixing device (3) and apron (4), wherein: the first fixing device (2) and the second fixing device (3) are fixedly connected with the top of the box body (1) by a fastener (5); a box body opening (101) is formed in the top of the box body (1), and the box body opening (101) is located between the first fixing device (2) and the second fixing device (3); the two opposite sides of the cover plate (4) are fixed with the first fixing device (2) and the second fixing device (3) through clamping, the cover plate (4) covers the box body opening (101), and the speed reducer is suitable for being arranged inside the box body (1). The fixed dismantlement of joint is convenient to utilize box (1) and convenient to detach's apron (4) to seal the reduction gear, shorten required time when overhauing the reduction gear by a wide margin, guarantee operating personnel's security simultaneously.
Description
Technical Field
The present disclosure relates to sealing devices, and more particularly to a sealing device for a speed reducer.
Background
The reducer is one of the most important parts in the oil pumping unit, and plays a role in reducing the rotating speed and improving the torque, so that the oil pumping unit can more efficiently pump oil.
The existing speed reducer is generally sealed by a box body, a top cover is arranged at the top of the box body, the top cover is fixed on the box body by a plurality of fixing screws, and the top cover has certain inclination.
To current reduction gear sealing method, when needs overhaul the reduction gear, operating personnel need squat earlier on the top cap and dismantle all fixed screws to lift the top cap off, still need fasten all fixed screws again after the maintenance is accomplished, the process is very loaded down with trivial details, and because the top cap has certain gradient, skids easily, brings inconvenience and potential safety hazard for operating personnel.
SUMMERY OF THE UTILITY MODEL
In view of this, this disclosure provides a reduction gear sealing device, easy dismounting can shorten required time when overhauing the reduction gear by a wide margin, guarantees operating personnel's security simultaneously.
Specifically, the method comprises the following technical scheme:
the embodiment of the present disclosure provides a reducer sealing device, including box, first fixing device, second fixing device and apron, wherein:
the first fixing device and the second fixing device are fixedly connected with the top of the box body through fasteners.
The top of this box is provided with the box opening, and this box opening is located between this first fixing device and this second fixing device.
The two opposite sides of the cover plate are respectively fixed with the first fixing device and the second fixing device in a clamping mode, the cover plate covers the opening of the box body, and the speed reducer is suitable for being arranged inside the box body.
Optionally, the fastener comprises a fastening bolt and a fastening nut.
Optionally, the top of the box body has a gradient of a predetermined angle, the first fixing device is disposed at a higher side of the top of the box body, and the second fixing device is disposed at a lower side of the top of the box body.
Optionally, the first fixing device includes a first pressing plate, a first clamping device and two first groove members, and the two first groove members are provided with opposite grooves.
One side of the first pressure plate is rotatably arranged on one of the two first groove parts by using a rotating shaft, the other side of the first pressure plate is fixedly connected with the other one of the two first groove parts by using a first clamping device, and the first clamping device is of a clamping structure.
Optionally, the first clamping device is configured to change from the clamping state to the disconnection state when one side of the first pressure plate fixedly connected with the two first groove members by the first clamping device is pressed down.
Optionally, the first pressing plate further comprises a first pressing plate rubber, the first pressing plate rubber is arranged on one side, close to the cover plate, of the first pressing plate, the first pressing plate rubber is used for extruding and fixing the cover plate, and the first pressing plate rubber is made of rubber.
Optionally, the second fixing device includes a second pressing plate, a second clamping device, and two second groove members, and the two second groove members are provided with opposite grooves.
One side of the second pressure plate is rotatably arranged on one of the two second groove parts by using a rotating shaft, and the other side of the second pressure plate is fixedly connected with the other one of the two second groove parts by using a second clamping device.
The second fixing device is provided with a higher side and a lower side, and two second baffles are respectively arranged on the lower sides of the two second groove parts and used for limiting the cover plate.
The second clamping device is of a clamping structure.
Optionally, the second clamping device is configured to change from the clamped state to the disconnected state when one side of the second pressure plate fixedly connected with the two second groove members by the second clamping device is pressed down.
Optionally, the second pressing plate further comprises a second pressing plate rubber, the second pressing plate rubber is arranged on one side, close to the cover plate, of the second pressing plate, the second pressing plate rubber is used for extruding and fixing the cover plate, and the second pressing plate rubber is made of rubber.
Optionally, the cover plate comprises a centrally disposed handle configured to be held.
The cover plate is suitable for penetrating through the first fixing device firstly and then penetrating through the second fixing device and utilizing the second baffle plate to limit.
The technical scheme provided by the embodiment of the disclosure has the beneficial effects that:
the utility model provides a reduction gear sealing device, including box, first fixing device, second fixing device and apron, wherein: the first fixing device and the second fixing device are fixedly connected with the top of the box body by fasteners; the top of the box body is provided with a box body opening, and the box body opening is positioned between the first fixing device and the second fixing device; the two opposite sides of the cover plate are respectively fixed with the first fixing device and the second fixing device in a clamping mode, the cover plate covers the opening of the box body, and the speed reducer is suitable for being arranged inside the box body. Because the relative both sides of apron are fixed through the joint with this first fixing device and this second fixing device respectively, the joint is fixed dismantles conveniently to utilize box and convenient to detach's apron to seal the reduction gear, shorten required time when overhauing the reduction gear by a wide margin, guarantee operating personnel's security simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a sealing device of a reduction gearbox provided in an embodiment of the disclosure;
fig. 2 is a schematic structural diagram of a first fixing device of a sealing device of a reduction gearbox provided in the embodiment of the disclosure;
fig. 3 is a schematic structural diagram of a second fixing device of the sealing device of the reduction gearbox provided by the embodiment of the disclosure.
The reference numerals in the figures are respectively:
1-a box body;
101-opening of the box body;
2-a first fixation device;
201-a first platen;
2011-first platen rubber;
202-a first clamping device;
203-a first groove member;
3-a second fixation device;
301-a second platen;
3011-second presser rubber;
302-a second clamping device;
303-a second groove member;
3031-a second baffle;
4-cover plate;
401-a handle;
5-a fastener;
501-fastening bolts;
502-fastening a nut.
Detailed Description
In order to make the technical solutions and advantages of the present disclosure clearer, the following will describe embodiments of the present disclosure in further detail with reference to the accompanying drawings.
The embodiment of the present disclosure provides a sealing device for a speed reducer, as shown in fig. 1, including a box 1, a first fixing device 2, a second fixing device 3, and a cover plate 4, wherein:
the first fixing device 2 and the second fixing device 3 are fixedly connected with the top of the box body 1 by a fastener 5.
In some alternative embodiments, the fastener 5 includes a fastening bolt 501 and a fastening nut 502.
In some alternative embodiments, the top of the tank 1 has a slope of a predetermined angle, the first fixing means 2 is provided on the higher side of the top of the tank 1, and the second fixing means 3 is provided on the lower side of the top of the tank 1.
Specifically, since the top of the cabinet 1 has a slope of a predetermined angle, one side of the top of the cabinet 1 is high and the other side is low. The preset angle may be 15 °.
The top of the box 1 is provided with a box opening 101, and the box opening 101 is located between the first fixing device 2 and the second fixing device 3.
The case opening 101 is an access opening that an operator needs to use when performing an access to the reduction gear in the case 1.
The two opposite sides of the cover plate 4 are respectively fixed with the first fixing device 2 and the second fixing device 3 through clamping, the cover plate 4 covers the box body opening 101, and the speed reducer is suitable for being arranged inside the box body 1.
The structure of the first fixing device 2 and the second fixing device 3 will be described in detail below:
in some alternative embodiments, as shown in fig. 2, the first fixing device 2 comprises a first pressing plate 201, a first clamping device 202 and two first groove members 203, and the two first groove members 203 are provided with opposite grooves. The opposite groove forms a complete channel adapted to pass the cover plate 4.
One side of the first pressing plate 201 is rotatably disposed on one of the two first groove members 203 by using a rotating shaft, and the other side is fixedly connected with the other one of the two first groove members 203 by using a first clamping device 202, wherein the first clamping device 202 is of a clamping structure.
Specifically, the first latch 202 includes a first catch and a first latch, and the first catch and the first latch are adapted to be latched to each other in a latched state and separated from each other in an unlatched state.
In some alternative embodiments, the first clamping device 202 is configured to change from the clamped state to the disconnected state when the side of the first pressure plate 201 that is fixedly connected to the two first groove parts 203 by the first clamping device 202 is pressed down. Therefore, when an operator wants to overhaul the speed reducer, the operator can directly break the first clamping device 202 by pressing down one side of the first pressing plate 201, so that the cover plate 4 is not fixed by the first fixing device 2 any more, and the cover plate 4 is convenient to detach.
In some optional embodiments, the first pressing plate 201 further includes a first pressing plate rubber 2011, the first pressing plate rubber 2011 is disposed on a side of the first pressing plate 201 close to the cover plate 4, the first pressing plate rubber 2011 is used for pressing and fixing the cover plate 4, and the material of the first pressing plate rubber 2011 includes rubber.
First clamp plate rubber 2011 can be in the joint state when first latch 202, extrude fixed apron 4 through the deformation to make apron 4 firmly fix in first fixing device 2.
The first pressing plate rubber 2011 is also used for bouncing up the first pressing plate 201 by elasticity when one side of the first pressing plate 201 fixedly connected with the two first groove parts 203 by the first clamping device 202 is pressed down, so that the first clamping device 202 is disconnected more quickly, and the cover plate 4 is convenient to detach.
Meanwhile, the first pressing plate rubber 2011 is also used for sealing a gap between the first fixing device 2 and the cover plate 4, so that the overall sealing performance of the sealing device is improved.
In some alternative embodiments, as shown in fig. 3, the second fixing device 3 comprises a second pressing plate 301, a second clamping device 302, and two second groove members 303, wherein the two second groove members 303 are provided with opposite grooves. The opposite groove forms a complete channel adapted to pass the cover plate 4.
One side of the second pressing plate 301 is rotatably disposed on one of the two second groove members 303 by using a rotating shaft, and the other side is fixedly connected with the other one of the two second groove members 303 by using a second clamping device 302.
The second fixing device 3 has a higher side and a lower side, and two second stoppers 3031 are respectively disposed at the lower sides of the two second groove members 303, and used for limiting the cover plate 4.
Because the top of box 1 is the slope, the higher one side of one side is lower, and lower one side in the top of box 1 is set up to second fixing device 3, for avoiding apron 4 not fixed when firm slippage from lower second fixing device 3, cause the potential safety hazard, consequently two lower one sides of second groove member 303 in second fixing device 3 are provided with two second baffles 3031 respectively for spacing apron 4, guarantee the stability of apron 4.
The second latch 302 is a snap structure.
Specifically, the second latch 302 includes a second latch and a second latch, and the second latch are adapted to be latched to each other in the latched state and separated from each other in the disconnected state.
In some alternative embodiments, the second clamping device 302 is configured to change from the clamped state to the disconnected state when one side of the second pressure plate 301, which is fixedly connected with the two second groove members 303 by the second clamping device 302, is pressed down. Therefore, when an operator wants to overhaul the speed reducer, the operator can directly break the second clamping device 302 by pressing down one side of the second pressing plate 301, so that the cover plate 4 is not fixed by the second fixing device 3 any more, and the cover plate 4 is convenient to detach.
In some optional embodiments, the second pressing plate 301 further includes a second pressing plate rubber 3011, the second pressing plate rubber 3011 is disposed on a side of the second pressing plate 301 close to the cover plate 4, the second pressing plate rubber 3011 is used for pressing and fixing the cover plate 4, and the material of the second pressing plate rubber 3011 includes rubber.
The second pressing plate rubber 3011 can fix the cover plate 4 by deformation extrusion when the second clamping device 302 is in a clamping state, so that the cover plate 4 is firmly fixed in the second fixing device 3.
The second pressing plate rubber 3011 is further used to make the second pressing plate 301 bounce by elasticity when one side of the second pressing plate 301 fixedly connected to the two second groove members 303 by the second clamping device 302 is pressed down, so that the second clamping device 302 is disconnected more quickly, and the cover plate 4 is convenient to detach.
Meanwhile, the second press plate rubber 3011 is also used to seal the gap between the second fixing device 3 and the cover plate 4, so as to improve the sealing performance of the whole sealing device.
In some alternative embodiments, the cover plate 4 includes a centrally disposed handle 401, the handle 401 being configured to be held. The handle 401 is provided to facilitate the movement of the cover 4 by the operator.
The cover plate 4 is adapted to penetrate the first fastening means 2 and then the second fastening means 3 and is retained by the second retaining plate 3031, covering the box opening 101, forming a closed seal with the box 1.
When in application, the reducer sealing device provided by the disclosure is used as follows:
when the reducer needs to be overhauled, firstly, one side of the first pressing plate 201 of the first fixing device 2 fixedly connected with the two first groove pieces 203 by the first clamping device 202 is pressed down, the first pressing plate 201 is made to bounce by the elasticity of the first pressing plate rubber 2011, the first clamping device 202 is disconnected, and the cover plate 4 is not fixed by the first fixing device 2. Then, one side of the second pressing plate 301 of the second fixing device 3 fixedly connected with the two second groove members 303 by the second clamping device 302 is pressed down, the second pressing plate 301 is bounced by the elasticity of the second pressing plate rubber 3011, the second clamping device 302 is disconnected, and the cover plate 4 is no longer fixed by the second fixing device 3. At this time, the cover plate 4 is no longer fixed by the first fixing device 2 or the second fixing device 3, but is still limited by the second baffle 3031 of the second fixing device 3. Finally, the handle 401 is held by hand and the cover plate 4 is pulled out.
After the overhaul is finished, the handle 401 is held by hand to enable the cover plate 4 to firstly penetrate through the first fixing device 2, then penetrate through the second fixing device 3 and limit the position by utilizing the second baffle 3031, and then the first clamping device 202 and the second clamping device 302 are changed into a clamping state, so that the cover plate 4 is fixed by the first fixing device 2 and the second fixing device 3 at the same time, and the cover plate 4 seals the box body 1.
The technical scheme provided by the embodiment of the disclosure has the beneficial effects that:
the utility model provides a reduction gear sealing device, including box 1, first fixing device 2, second fixing device 3 and apron 4, wherein: the first fixing device 2 and the second fixing device 3 are fixedly connected with the top of the box body 1 by a fastener 5; the top of the box body 1 is provided with a box body opening 101, and the box body opening 101 is positioned between the first fixing device 2 and the second fixing device 3; the two opposite sides of the cover plate 4 are respectively fixed with the first fixing device 2 and the second fixing device 3 through clamping, the cover plate 4 covers the box body opening 101, and the speed reducer is suitable for being arranged inside the box body 1. Because the relative both sides of apron 4 are fixed through the joint with first fixing device 2 and second fixing device 3 respectively, the joint is fixed dismantles conveniently to utilize box 1 and convenient to detach's apron 4 to seal the reduction gear, shorten required time when overhauing the reduction gear by a wide margin, guarantee operating personnel's security simultaneously.
The above description is only for facilitating the understanding of the technical solutions of the present disclosure by those skilled in the art, and is not intended to limit the present disclosure. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. The utility model provides a reduction gear sealing device which characterized in that, includes box (1), first fixing device (2), second fixing device (3) and apron (4), wherein:
the first fixing device (2) and the second fixing device (3) are fixedly connected with the top of the box body (1) by fasteners (5);
a box body opening (101) is formed in the top of the box body (1), and the box body opening (101) is located between the first fixing device (2) and the second fixing device (3);
the relative both sides of apron (4) respectively with first fixing device (2) with second fixing device (3) are fixed through the joint, apron (4) cover box opening (101), the reduction gear is suitable for the setting inside box (1).
2. Retarder seal according to claim 1, characterised in that the fastening (5) comprises a fastening bolt (501) and a fastening nut (502).
3. Retarder seal according to claim 1, characterised in that the top of the box (1) has a gradient of a preset angle, the first fixing means (2) being arranged on the higher side of the top of the box (1) and the second fixing means (3) being arranged on the lower side of the top of the box (1).
4. A retarder seal according to claim 3,
the first fixing device (2) comprises a first pressing plate (201), a first clamping device (202) and two first groove pieces (203), wherein opposite grooves are formed in the two first groove pieces (203);
one side of the first pressure plate (201) is rotatably arranged on one of the two first groove parts (203) by using a rotating shaft, the other side of the first pressure plate is fixedly connected with the other one of the two first groove parts (203) by using a first clamping device (202), and the first clamping device (202) is of a clamping structure.
5. A retarder seal according to claim 4,
the first clamping device (202) is configured to be changed from a clamping state to a disconnection state when one side of the first pressure plate (201) fixedly connected with the two first groove parts (203) by the first clamping device (202) is pressed down.
6. A retarder seal according to claim 4,
first clamp plate (201) still includes first clamp plate rubber (2011), first clamp plate rubber (2011) sets up first clamp plate (201) is close to one side of apron (4), first clamp plate rubber (2011) is used for the extrusion fixed apron (4), the material of first clamp plate rubber (2011) includes rubber.
7. A retarder seal according to claim 3,
the second fixing device (3) comprises a second pressing plate (301), a second clamping device (302) and two second groove pieces (303), and opposite grooves are formed in the two second groove pieces (303);
one side of the second pressure plate (301) is rotatably arranged on one of the two second groove parts (303) by using a rotating shaft, and the other side of the second pressure plate is fixedly connected with the other one of the two second groove parts (303) by using a second clamping device (302);
the second fixing device (3) is provided with a higher side and a lower side, two second baffle plates (3031) are respectively arranged at the lower sides of the two second groove members (303) and used for limiting the cover plate (4),
the second clamping device (302) is of a clamping structure.
8. Retarder seal according to claim 7, characterised in that the second snap means (302) is arranged to change from the snapped-in state to the disconnected state when the side of the second pressure plate (301) that is fixedly connected to the two second groove parts (303) by means of the second snap means (302) is pressed down.
9. A retarder seal according to claim 7,
the second pressing plate (301) further comprises a second pressing plate rubber (3011), the second pressing plate rubber (3011) is arranged on one side of the cover plate (4) close to the second pressing plate (301), the second pressing plate rubber (3011) is used for extruding and fixing the cover plate (4), and the material of the second pressing plate rubber (3011) comprises rubber.
10. A retarder seal according to claim 7,
the cover plate (4) comprises a centrally arranged handle (401), the handle (401) being configured to be held;
the cover plate (4) is suitable for penetrating through the first fixing device (2) firstly and then penetrating through the second fixing device (3) and is limited by the second baffle (3031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020747044.1U CN212839302U (en) | 2020-05-08 | 2020-05-08 | Sealing device for speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020747044.1U CN212839302U (en) | 2020-05-08 | 2020-05-08 | Sealing device for speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212839302U true CN212839302U (en) | 2021-03-30 |
Family
ID=75159800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020747044.1U Active CN212839302U (en) | 2020-05-08 | 2020-05-08 | Sealing device for speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212839302U (en) |
-
2020
- 2020-05-08 CN CN202020747044.1U patent/CN212839302U/en active Active
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