CN209622179U - A kind of valve worm gear case without adjusting jackscrew - Google Patents

A kind of valve worm gear case without adjusting jackscrew Download PDF

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Publication number
CN209622179U
CN209622179U CN201920120073.2U CN201920120073U CN209622179U CN 209622179 U CN209622179 U CN 209622179U CN 201920120073 U CN201920120073 U CN 201920120073U CN 209622179 U CN209622179 U CN 209622179U
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CN
China
Prior art keywords
worm
worm screw
planetary gear
cabinet
gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920120073.2U
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Chinese (zh)
Inventor
徐悦峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN LONGZHI VALVE Co Ltd
Original Assignee
TIANJIN LONGZHI VALVE Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TIANJIN LONGZHI VALVE Co Ltd filed Critical TIANJIN LONGZHI VALVE Co Ltd
Priority to CN201920120073.2U priority Critical patent/CN209622179U/en
Application granted granted Critical
Publication of CN209622179U publication Critical patent/CN209622179U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • General Details Of Gearings (AREA)
  • Transmission Devices (AREA)

Abstract

A kind of valve worm gear case without adjusting jackscrew, it is related to worm gear case technical field.It includes worm gear case, worm gear, worm screw, adjusting nut, planetary gear mechanism, location nut, the worm gear case is by worm gear box main body, worm screw cabinet, adjust cabinet, planetary gear cabinet, worm gear case lid composition, worm thread is provided on the upper end of the worm screw, adjusting nut is provided in the epicyclic gearbox body, location nut, the adjusting nut is threaded on the worm thread of worm screw upper end, the worm thread top of worm screw upper end is arranged in the location nut, the bottom of the worm screw is provided with worm screw connecting shaft, planetary gear mechanism is provided in the epicyclic gearbox body, the worm screw connecting shaft and planetary gear mechanism are rotatablely connected.The utility model has the beneficial effect that simple and reasonable, does not need to adjust jackscrew, is installed to after valve and does not need to debug again, improves production efficiency, stable connection, and leakproofness is strong.

Description

A kind of valve worm gear case without adjusting jackscrew
Technical field
The utility model relates to worm gear case technical fields, and in particular to a kind of without the valve worm gear case for adjusting jackscrew.
Background technique
Worm gear reducer full name is worm reduction box or worm-gear speed reducer and worm type of reduction gearing.It is main Will by worm gear perhaps gear, axis, bearing and cabinet etc. are formed and worm gear or gear, axis, bearing all come to prop up by cabinet It holds.Therefore case of reducer shell must have enough hardness, in case deformation is after loaded so as to cause transmission quality decline.Due to snail Taking turns reduction gearbox has the characteristics such as durable, transmission ratio is big, small in size, self-lock ability is strong, structure is simple, manufacture is easy, therefore wide General application, but its transmission efficiency is relatively low.
The cabinet of worm gear reducer generallys use cast iron to cast, only a small amount of heavy reduction gearbox cast steel.Decelerating chassis Shell is made of block and case lid two parts, and split surface then passes through the axis of transmission.The hole that bearing is installed in box shell must be accurate, With the normal solution to guarantee Gear axis mutual alignment.Block is bolted with case lid, and with two positioning pins come accurate solid Determine the mutual alignment of case lid and block.The arrangement of bolt will rationally, required movable space when being considered as using spanner.In bearing The bolt on periphery, diameter can be slightly larger, as close as possible to bearing.
To add vent cap to worm gear reducer, the temperature of speed reducer can change with the time of its work.Temperature is got over Height can be such that air in speed reducer box shell expands, so that lubricating oil be released from split surface, therefore therefore cover in decelerating chassis Equipped with vent cap.It is equipped with a drain oil below speed reducer block, is used in order to facilitate the more oil change in later period.
Conventional worm case has two switch positioning for adjusting jackscrew for control valve, needs drilling and tapping that could install Jackscrew, and be installed to valve with the position of the switch of late gate require adjust jackscrew length, it has not been convenient to operation and if Open air can also enter interiors of products by jackscrew using rainwater, and causing product to get rusty influences product use.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, it provides a kind of without the valve for adjusting jackscrew Worm gear case, it is simple and reasonable, it does not need to adjust jackscrew, is installed to valve and does not need to debug again later, improve production effect Rate, stable connection, leakproofness are strong.
To achieve the above object, the utility model is using following technical scheme: it includes worm gear case 1, worm gear 2, worm screw 3, adjusting nut 4, planetary gear mechanism 5, location nut 6, the worm gear case 1 is by worm gear box main body 11, worm screw cabinet 12, adjusting Cabinet 13, planetary gear cabinet 14, worm gear case lid 15 form, and the setting of worm screw cabinet 12 is in 11 right side of worm gear box main body, institute It states adjusting cabinet 13 and is mounted on 12 top of worm screw cabinet, the planetary gear cabinet 14 is mounted on 12 lower section of worm screw cabinet, described 11 front surface of worm gear box main body is provided with worm gear case lid 15, and worm gear 2, the worm screw cabinet are provided in the worm gear box main body 11 Worm screw 3 is provided in 12, the worm screw 3 is rotatablely connected with worm gear 2, and 3 upper end of worm screw is protruded into planetary gear cabinet 14, institute It states and is provided with worm thread 32 on the upper end of worm screw 3, be provided with adjusting nut 4, location nut in the planetary gear cabinet 14 6, the adjusting nut 4 is threaded on the worm thread 32 of 3 upper end of worm screw, and the location nut 6 is arranged in 3 upper end of worm screw 32 top of worm thread, the bottom of the worm screw 3 is provided with worm screw connecting shaft 33, and the worm screw connecting shaft 33 protrudes into planet tooth It takes turns in cabinet 14, planetary gear mechanism 5, the worm screw connecting shaft 33 and planetary gear is provided in the planetary gear cabinet 14 Mechanism 5 is rotatablely connected.
The planetary gear mechanism 5 includes pinion frame 51, planetary gear 52, planetary gear shaft 53, planetary gear shaft Bearing 54, oil sealing 55, circlip 56,51 top of pinion frame are connect with 33 gear of worm screw connecting shaft, the planetary gear The lower end two sides of frame 51 are provided with planetary gear 52, and planetary gear shaft 53 is provided in the middle part of the pinion frame 51, described The top of planetary gear shaft 53 is engaged with planetary gear 52, and 14 bottom of planetary gear cabinet is stretched out in 53 lower end of planetary gear shaft Portion, 53 lower part of planetary gear shaft are arranged at intervals with two planetary gear axle bearings 54, two planetary gear axle bearings Circlip 56 is provided between 54,53 lower end of planetary gear shaft, which is stretched out at planetary gear cabinet 14, is provided with oil sealing 55.
The worm screw cabinet 12 is mold integrated molding with worm gear box main body 11.
The adjusting cabinet 13, which is threadably secured, to be connected on worm screw cabinet 12.
The worm gear case lid 15 is fixedly connected in 11 front surface of worm gear box main body by fixed screw 151.
It is provided with worm-gear toothing 21 on the worm gear 2, worm spiral tooth 31, the worm screw spiral shell are provided in the middle part of the worm screw 3 Rotation tooth 31 is engaged with 21 spiral of worm-gear toothing.
12 upper and lower side of worm screw cabinet and 3 installation place of worm screw are provided with worm screw orienting cover 8.
The worm bearing 7 rotated for worm screw 3 is arranged in the bottom end of the worm screw cabinet 12.
Determine working principle of the utility model is: conventional worm case there are two to adjust switch of the jackscrew for control valve Position, need drilling and tapping that jackscrew could be installed, and be installed to valve with the position of the switch of late gate require adjust jackscrew it is long Degree, it has not been convenient to which operation and if also interiors of products can be entered by jackscrew using rainwater outdoors causes product to get rusty shadow It rings product to use, the utility model does not need to adjust jackscrew, drives adjusting nut, adjusting nut by the screw thread rotation on worm screw Location nut is installed on the worm screw of top, is installed to valve and does not need to debug again later, improve production efficiency.
After adopting the above technical scheme, the utility model have the beneficial effect that it is simple and reasonable, do not need adjust jackscrew, It is installed to after valve and does not need to debug again, improve production efficiency, stable connection, leakproofness is strong.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Description of symbols: worm gear case 1, worm screw cabinet 12, adjusts cabinet 13, planetary gear cabinet at worm gear box main body 11 14, worm gear case lid 15, fixed screw 151, worm gear 2, worm-gear toothing 21, worm screw 3, worm spiral tooth 31, worm thread 32, worm screw connect Spindle 33, adjusting nut 4, planetary gear mechanism 5, location nut 6, worm bearing 7, worm screw orienting cover 8, pinion frame 51, Planetary gear 52, planetary gear shaft 53, planetary gear axle bearing 54, oil sealing 55, circlip 56.
Specific embodiment
Referring to shown in Fig. 1, present embodiment the technical solution adopted is that: it include worm gear case 1, worm gear 2, worm screw 3, Adjusting nut 4, planetary gear mechanism 5, location nut 6, the worm gear case 1 is by worm gear box main body 11, worm screw cabinet 12, regulating box Body 13, planetary gear cabinet 14, worm gear case lid 15 form, and the setting of worm screw cabinet 12 is described on the right side of worm gear box main body 11 It adjusts cabinet 13 and is mounted on 12 top of worm screw cabinet, the planetary gear cabinet 14 is mounted on 12 lower section of worm screw cabinet, the snail Wheel 11 front surface of box main body is provided with worm gear case lid 15, and worm gear 2, the worm screw cabinet 12 are provided in the worm gear box main body 11 It is inside provided with worm screw 3, the worm screw 3 is rotatablely connected with worm gear 2, and 3 upper end of worm screw is protruded into planetary gear cabinet 14, described It is provided with worm thread 32 on the upper end of worm screw 3, adjusting nut 4, location nut 6 are provided in the planetary gear cabinet 14, The adjusting nut 4 is threaded on the worm thread 32 of 3 upper end of worm screw, and 3 upper end of worm screw is arranged in the location nut 6 32 top of worm thread, the bottom of the worm screw 3 are provided with worm screw connecting shaft 33, and the worm screw connecting shaft 33 protrudes into planetary gear In cabinet 14, planetary gear mechanism 5, the worm screw connecting shaft 33 and planetary gear machine are provided in the planetary gear cabinet 14 Structure 5 is rotatablely connected.
The planetary gear mechanism 5 includes pinion frame 51, planetary gear 52, planetary gear shaft 53, planetary gear shaft Bearing 54, oil sealing 55, circlip 56,51 top of pinion frame are connect with 33 gear of worm screw connecting shaft, the planetary gear The lower end two sides of frame 51 are provided with planetary gear 52, and planetary gear shaft 53 is provided in the middle part of the pinion frame 51, described The top of planetary gear shaft 53 is engaged with planetary gear 52, and 14 bottom of planetary gear cabinet is stretched out in 53 lower end of planetary gear shaft Portion, 53 lower part of planetary gear shaft are arranged at intervals with two planetary gear axle bearings 54, two planetary gear axle bearings Circlip 56 is provided between 54,53 lower end of planetary gear shaft, which is stretched out at planetary gear cabinet 14, is provided with oil sealing 55.
The worm screw cabinet 12 is mold integrated molding with worm gear box main body 11.The worm screw cabinet 12 and worm gear box main body 11 are integrally formed for aluminum alloy mould.
The adjusting cabinet 13, which is threadably secured, to be connected on worm screw cabinet 12.Described is threaded to using bolt Connection.
The worm gear case lid 15 is fixedly connected in 11 front surface of worm gear box main body by fixed screw 151.It is described Screw 151 is hex(agonal)screw.
It is provided with worm-gear toothing 21 on the worm gear 2, worm spiral tooth 31, the worm screw spiral shell are provided in the middle part of the worm screw 3 Rotation tooth 31 is engaged with 21 spiral of worm-gear toothing.
12 upper and lower side of worm screw cabinet and 3 installation place of worm screw are provided with worm screw orienting cover 8.
The worm bearing 7 rotated for worm screw 3 is arranged in the bottom end of the worm screw cabinet 12.
Determine working principle of the utility model is: conventional worm case there are two to adjust switch of the jackscrew for control valve Position, need drilling and tapping that jackscrew could be installed, and be installed to valve with the position of the switch of late gate require adjust jackscrew it is long Degree, it has not been convenient to which operation and if also interiors of products can be entered by jackscrew using rainwater outdoors causes product to get rusty shadow It rings product to use, the utility model does not need to adjust jackscrew, drives adjusting nut, adjusting nut by the screw thread rotation on worm screw Location nut is installed on the worm screw of top, is installed to valve and does not need to debug again later, improve production efficiency.
After adopting the above technical scheme, the utility model have the beneficial effect that it is simple and reasonable, do not need adjust jackscrew, It is installed to after valve and does not need to debug again, improve production efficiency, stable connection, leakproofness is strong.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model Spirit and scope should all cover in the scope of the claims of the utility model.

Claims (8)

1. it is a kind of without adjust jackscrew valve worm gear case, it is characterised in that: it include worm gear case (1), worm gear (2), worm screw (3), Adjusting nut (4), planetary gear mechanism (5), location nut (6), the worm gear case (1) is by worm gear box main body (11), worm screw case Body (12) adjusts cabinet (13), planetary gear cabinet (14), worm gear case lid (15) composition, and worm screw cabinet (12) setting exists On the right side of worm gear box main body (11), the adjusting cabinet (13) is mounted on above worm screw cabinet (12), the planetary gear cabinet (14) it is mounted below worm screw cabinet (12), worm gear box main body (11) front surface is provided with worm gear case lid (15), the snail It is provided with worm gear (2), is provided with worm screw (3) in the worm screw cabinet (12), the worm screw (3) and worm gear in wheel box main body (11) (2) it is rotatablely connected, worm screw (3) upper end is protruded into planetary gear cabinet (14), is provided with snail on the upper end of the worm screw (3) Bar screw thread (32), the planetary gear cabinet (14) is interior to be provided with adjusting nut (4), location nut (6), the adjusting nut (4) it is threaded on the worm thread (32) of worm screw (3) upper end, snail of location nut (6) setting in worm screw (3) upper end The bottom on bar screw thread (32) top, the worm screw (3) is provided with worm screw connecting shaft (33), and the worm screw connecting shaft (33) protrudes into row In star gear housing (14), it is provided with planetary gear mechanism (5) in the planetary gear cabinet (14), the worm screw connecting shaft (33) it is rotatablely connected with planetary gear mechanism (5).
2. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: the planetary gear machine Structure (5) includes pinion frame (51), planetary gear (52), planetary gear shaft (53), planetary gear axle bearing (54), oil sealing (55), circlip (56), pinion frame (51) top are connect with worm screw connecting shaft (33) gear, the pinion frame (51) lower end two sides are provided with planetary gear (52), are provided with planetary gear shaft in the middle part of the pinion frame (51) (53), the top of the planetary gear shaft (53) is engaged with planetary gear (52), and row is stretched out in planetary gear shaft (53) lower end Star gear housing (14) bottom, planetary gear shaft (53) lower part are arranged at intervals with two planetary gear axle bearings (54), and two It is provided with circlip (56) between a planetary gear axle bearing (54), planetary gear is stretched out in planetary gear shaft (53) lower end Oil sealing (55) are provided at cabinet (14).
3. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: the worm screw cabinet It (12) is mold integrated molding with worm gear box main body (11).
4. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: the adjusting cabinet (13) it is threadably secured and is connected on worm screw cabinet (12).
5. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: the worm gear case lid (15) it is fixedly connected in worm gear box main body (11) front surface by fixed screw (151).
6. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: on the worm gear (2) It is provided with worm-gear toothing (21), is provided with worm spiral tooth (31) in the middle part of the worm screw (3), the worm spiral tooth (31) and worm gear The engagement of tooth (21) spiral.
7. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: the worm screw cabinet (12) upper and lower side and worm screw (3) installation place are provided with worm screw orienting cover (8).
8. according to claim 1 a kind of without the valve worm gear case for adjusting jackscrew, it is characterised in that: the worm screw cabinet (12) worm bearing (7) rotated for worm screw (3) is arranged in bottom end.
CN201920120073.2U 2019-01-24 2019-01-24 A kind of valve worm gear case without adjusting jackscrew Expired - Fee Related CN209622179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920120073.2U CN209622179U (en) 2019-01-24 2019-01-24 A kind of valve worm gear case without adjusting jackscrew

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920120073.2U CN209622179U (en) 2019-01-24 2019-01-24 A kind of valve worm gear case without adjusting jackscrew

Publications (1)

Publication Number Publication Date
CN209622179U true CN209622179U (en) 2019-11-12

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Application Number Title Priority Date Filing Date
CN201920120073.2U Expired - Fee Related CN209622179U (en) 2019-01-24 2019-01-24 A kind of valve worm gear case without adjusting jackscrew

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114263707A (en) * 2021-10-12 2022-04-01 西华大学 Highly integrated robot joint reducer and joint device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114263707A (en) * 2021-10-12 2022-04-01 西华大学 Highly integrated robot joint reducer and joint device
CN114263707B (en) * 2021-10-12 2023-04-28 西华大学 Highly integrated robot joint reducer and joint device

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191112