CN205371785U - Valve safety switch is irrigated on lawn - Google Patents
Valve safety switch is irrigated on lawn Download PDFInfo
- Publication number
- CN205371785U CN205371785U CN201620149179.1U CN201620149179U CN205371785U CN 205371785 U CN205371785 U CN 205371785U CN 201620149179 U CN201620149179 U CN 201620149179U CN 205371785 U CN205371785 U CN 205371785U
- Authority
- CN
- China
- Prior art keywords
- hole
- gear
- outer sleeve
- bracing frame
- axially extending
- 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
Links
- 230000002262 irrigation Effects 0.000 claims abstract description 7
- 238000003973 irrigation Methods 0.000 claims abstract description 7
- 230000001808 coupling Effects 0.000 abstract 3
- 238000010168 coupling process Methods 0.000 abstract 3
- 238000005859 coupling reaction Methods 0.000 abstract 3
- 230000001429 stepping Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a valve safety switch is irrigated on lawn belongs to irrigation equipment technical field, its characterized in that: through -hole on outer sleeve and the support frame be rotatable coupling, and the through -hole that the upper end of outer sleeve was passed on the support frame is connected with driven gear's gear hole, and a support frame and an axis of rotation are rotatable coupling, and the upper end of axis of rotation is connected with drive gear's gear hole, the centre bore jogged joint of lower extreme and worm wheel, the both ends of support frame are equipped with the otic placode respectively, and the through -hole that the both ends of worm were passed respectively on the otic placode is connected with the gear hole of driving gear through one -way bearing, the one end of running -board and support frame are rotatable coupling, the ring gear jogged joint of running -board and half ring gear, and the running -board passes through extension spring and is connected with the support frame. By comparing with the prior art, the loader axle automatic supporting device has advantages of simple structure and reasonable design.
Description
Technical field
This utility model relates to a kind of valve opening/closing device, particularly a kind of device being applicable to underground valve is switched.
Background technology
Existing lawn irrigation equipment, usually at provided underground irrigation pipe, then passes through shower nozzle and lawn is irrigated, and irrigation pipe is provided with substantial amounts of valve.Because valve is arranged in the hoistway of underground, when staff needs opening/shutting valve to enter in the hoistway of underground, due to the narrow space of underground hoistway, staff's health is put to good use not open, and opening/shutting valve is extremely difficult.Normally descending hoistway is opening, and valve leaks in external environment cruelly, thus there is certain potential safety hazard.It is therefore desirable to a kind of can simply, safety open and close underground valve device.
Utility model content
Technical assignment of the present utility model is for above the deficiencies in the prior art, it is provided that a kind of device being applicable to underground valve is switched.
The technical scheme in the invention for solving the technical problem is: a kind of lawn irrigation valve safety switch, it is characterised in that: include bracing frame, driving gear, travelling gear, driven gear, worm gear, worm screw, pedal and retractor device；Described retractor device includes outer sleeve, intermediate sleeve and interior bar；Described outer sleeve is provided with an axially extending bore, the lower end of outer sleeve is provided with a screwed hole, the screwed hole of described outer sleeve and the axially extending bore of outer sleeve connect, and the screwed hole of described outer sleeve is connected with the threaded one end of positioning screw, and the other end of positioning screw is connected with handle；Described intermediate sleeve is inserted in the axially extending bore of outer sleeve, intermediate sleeve is provided with an axially extending bore, the outer wall of intermediate sleeve is provided with the hole, location linearly arranged and connects with axially extending bore, the lower end of intermediate sleeve is provided with a screwed hole and the axially extending bore with intermediate sleeve connects, the screwed hole of described intermediate sleeve is connected with the threaded one end of positioning screw, and the other end of positioning screw is connected with handle；Described interior bar is provided with the hole, location linearly arranged, and one end of described interior bar is inserted in the axially extending bore of intermediate sleeve, and the other end is connected with rotary spanner；Described bracing frame is provided with through hole, described outer sleeve and the through hole on bracing frame are for being rotatably connected, the upper end of described outer sleeve is connected through the through hole on bracing frame with the gear hole of driven gear, described bracing frame and one rotates axle for being rotatably connected, the described upper end rotating axle is connected with the gear hole of travelling gear, lower end is connected with the centre bore hole of worm gear, and described driven gear is meshed with travelling gear；Described bracing frame be respectively arranged at two ends with otic placode, described otic placode is provided with through hole, and the two ends of described worm screw are each passed through through hole on otic placode and are connected with the gear hole of driving gear by unilateral bearing, and described worm and wheel is meshed；One end of described pedal and bracing frame are for being rotatably connected, and described pedal is connected with the gear ring hole of half-ring gear, and described half-ring gear is meshed with driving gear, and described pedal is connected with bracing frame by extension spring.
Compared with prior art, this utility model has beneficial effect highlighted below:
1, this utility model drives worm gear wheel by stepping on pedal, so that retractor device is rotated spanner and rotates, it is to avoid staff hand rotation retractor device, alleviates the labor intensity of staff's arm；
2, this utility model is simple to operate, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with specification drawings and specific embodiments, this utility model is further illustrated.
As it is shown in figure 1, this utility model includes bracing frame 1, driving gear 12, travelling gear 9, driven gear 8, worm gear 10, worm screw 11, pedal 15 and retractor device.
Described retractor device includes outer sleeve 7, intermediate sleeve 5 and interior bar 3.Described outer sleeve 7 is provided with an axially extending bore, the lower end of outer sleeve 7 is provided with a screwed hole, the screwed hole of described outer sleeve 7 and the axially extending bore of outer sleeve 7 connect, the screwed hole of described outer sleeve 7 is connected with the threaded one end of positioning screw 4, the other end of positioning screw 4 is connected with handle 6, and described positioning screw 4 is inserted in the hole, location of intermediate sleeve 5 to carry out spacing to intermediate sleeve 5.Described intermediate sleeve 5 is inserted in the axially extending bore of outer sleeve 7, intermediate sleeve 5 is provided with an axially extending bore, the outer wall of intermediate sleeve 5 is provided with the hole, location linearly arranged and connects with axially extending bore, the lower end of intermediate sleeve 5 is provided with a screwed hole and the axially extending bore with intermediate sleeve 5 connects, the screwed hole of described intermediate sleeve 5 is connected with the threaded one end of positioning screw 4, the other end of positioning screw 4 is connected with handle 6, and described positioning screw 4 is inserted in the hole, location of interior bar 3 internal bar 3 and carries out spacing.Described interior bar 3 is provided with the hole, location linearly arranged, and one end of described interior bar 3 is inserted in the axially extending bore of intermediate sleeve 5, and the other end is connected with rotary spanner 2.By positioning screw 4 is inserted in holes, location different in intermediate sleeve 5 and interior bar 3 respectively, it is possible to regulate the length of retractor device.
Described bracing frame 1 is provided with through hole, described outer sleeve 7 and the through hole on bracing frame 1 are for being rotatably connected, the upper end of described outer sleeve 7 is connected through the through hole on bracing frame 1 with the gear hole of driven gear 8, described bracing frame 1 and rotates axle for being rotatably connected, the described upper end rotating axle is connected with the gear hole of travelling gear 9, lower end is connected with the centre bore hole of worm gear 10, and described driven gear 8 is meshed with travelling gear 9.Described bracing frame 1 be respectively arranged at two ends with otic placode, described otic placode is provided with through hole, and the two ends of described worm screw 11 are each passed through through hole on otic placode and are connected with the gear hole of driving gear 12 by unilateral bearing, and described worm screw 11 is meshed with worm gear 10.One end of described pedal 15 and bracing frame 1 are for being rotatably connected, and described pedal 15 is connected with the gear ring hole of half-ring gear 13, and described half-ring gear 13 is meshed with driving gear 12, and described pedal 15 is connected with bracing frame 1 by extension spring 14.When stepping on pedal 15, pedal 15 drives half-ring gear 13 to rotate, half-ring gear 13 drives driving gear 12 to rotate, owing to the gear hole of driving gear 12 is connected by unilateral bearing with worm screw 11, driving gear 12 drives worm screw 11 to rotate, and worm screw 11 drives worm gear 10 to rotate, and worm gear 10 rotates by rotating axle band nutating gear 9, travelling gear 9 drives driven gear 8 to rotate, and spanner 2 is rotated thereby through retractor device and rotates.
Operating process is as follows: when using this utility model, this utility model is placed on the upper end of underground hoistway well lid, will offer a rectangular through holes on well lid.Regulate the length of retractor device, rotary spanner 2 is inserted in the rotary handle of valve through the rectangular through holes on well lid.Step on pedal 15, extension spring 14 stretches, pedal 15 drives half-ring gear 13 to rotate, half-ring gear 13 drives driving gear 12 to rotate, and owing to the gear hole of driving gear 12 is connected by unilateral bearing with worm screw 11, driving gear 12 drives worm screw 11 to rotate, worm screw 11 drives worm gear 10 to rotate, worm gear 10 rotates by rotating axle band nutating gear 9, and travelling gear 9 drives driven gear 8 to rotate, and spanner 2 is rotated thereby through retractor device and rotates.When pedal 15 resets due to the effect of extension spring 14, pedal 15 drives half-ring gear 13 to rotate, half-ring gear 13 drives driving gear 12 to rotate, and owing to the gear hole of driving gear 12 is connected by unilateral bearing with worm screw 11, driving gear 12 will not drive worm screw 11 to rotate.By back and forth stepping on pedal 15 such that it is able to make rotary spanner 2 band movable valve rotary handle rotate, thus realizing the switch of valve.
It should be noted that; this utility model has been described in detail by particular of the present utility model; for a person skilled in the art, the various apparent change when without departing substantially from spirit and scope of the present utility model, it carried out is all within protection domain of the present utility model.
Claims (1)
1. a lawn irrigation valve safety switch, it is characterised in that: include bracing frame, driving gear, travelling gear, driven gear, worm gear, worm screw, pedal and retractor device；Described retractor device includes outer sleeve, intermediate sleeve and interior bar；Described outer sleeve is provided with an axially extending bore, the lower end of outer sleeve is provided with a screwed hole, the screwed hole of described outer sleeve and the axially extending bore of outer sleeve connect, and the screwed hole of described outer sleeve is connected with the threaded one end of positioning screw, and the other end of positioning screw is connected with handle；Described intermediate sleeve is inserted in the axially extending bore of outer sleeve, intermediate sleeve is provided with an axially extending bore, the outer wall of intermediate sleeve is provided with the hole, location linearly arranged and connects with axially extending bore, the lower end of intermediate sleeve is provided with a screwed hole and the axially extending bore with intermediate sleeve connects, the screwed hole of described intermediate sleeve is connected with the threaded one end of positioning screw, and the other end of positioning screw is connected with handle；Described interior bar is provided with the hole, location linearly arranged, and one end of described interior bar is inserted in the axially extending bore of intermediate sleeve, and the other end is connected with rotary spanner；Described bracing frame is provided with through hole, described outer sleeve and the through hole on bracing frame are for being rotatably connected, the upper end of described outer sleeve is connected through the through hole on bracing frame with the gear hole of driven gear, described bracing frame and one rotates axle for being rotatably connected, the described upper end rotating axle is connected with the gear hole of travelling gear, lower end is connected with the centre bore hole of worm gear, and described driven gear is meshed with travelling gear；Described bracing frame be respectively arranged at two ends with otic placode, described otic placode is provided with through hole, and the two ends of described worm screw are each passed through through hole on otic placode and are connected with the gear hole of driving gear by unilateral bearing, and described worm and wheel is meshed；One end of described pedal and bracing frame are for being rotatably connected, and described pedal is connected with the gear ring hole of half-ring gear, and described half-ring gear is meshed with driving gear, and described pedal is connected with bracing frame by extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149179.1U CN205371785U (en) | 2016-02-29 | 2016-02-29 | Valve safety switch is irrigated on lawn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149179.1U CN205371785U (en) | 2016-02-29 | 2016-02-29 | Valve safety switch is irrigated on lawn |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205371785U true CN205371785U (en) | 2016-07-06 |
Family
ID=56272209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620149179.1U Expired - Fee Related CN205371785U (en) | 2016-02-29 | 2016-02-29 | Valve safety switch is irrigated on lawn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205371785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822159A (en) * | 2019-12-17 | 2020-02-21 | 华中科技大学 | Emergency treatment valve |
-
2016
- 2016-02-29 CN CN201620149179.1U patent/CN205371785U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822159A (en) * | 2019-12-17 | 2020-02-21 | 华中科技大学 | Emergency treatment valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20170229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |