CN208859051U - A kind of effort-saving valve irrigated for agricultural water conservancy - Google Patents

Abstract

The utility model discloses a kind of effort-saving valves irrigated for agricultural water conservancy, including valve body, one end of the valve body is provided with valve handle, one end welding of the valve handle has link block, the center of the link block is provided with shaft, the link block is rotatably connected to connecting rod by shaft, one end welding of the connecting rod has casing, the inner wall of described sleeve pipe slidably connects limited block, one end of the limited block is provided with guide rod, one end of described sleeve pipe is provided with guide collar, described sleeve pipe is slidably connected by guide collar and guide rod, one end of described sleeve pipe is plugged with resilient pin.It can realize that the torque arm length of the central pivot point of laborsaving handle and valve handle is adjusted, and is effectively increased the scope of application of laborsaving handle, is effectively increased the flexibility in use of laborsaving handle for the strength size of different operation personnel.

Description

A kind of effort-saving valve irrigated for agricultural water conservancy

Technical field

The utility model relates to agricultural water conservancy irrigation equipment field, specially a kind of effort-saving irrigated for agricultural water conservancy Valve.

Background technique

With the continuous development of China's agricultural modernization level, agricultural water conservancy irrigation network is increasingly sophisticated, and valve is as control The important component of agricultural water conservancy pipeline opening and closing processed is largely used, and worm gear flange butterfly is that agricultural water conservancy irrigates common valve Door, is a kind of simple regulating valve of structure, mainly plays cutting and throttling on pipeline, butterfly valve opening and closing element is one Discoidal turnover panel rotates in valve body around the axis of its own, to achieve the purpose that opening and closing or adjusting, is often suitable for defeated In the pipeline for sending some viscous liquids, however,

1, the existing worm gear flange butterfly irrigated for agricultural water conservancy, does not have slidable adjustment connected structure usually, To realize that the arm of force of the central pivot point of laborsaving handle and valve handle is long for the strength size of different operation personnel Degree is adjusted, and the scope of application of laborsaving handle is lower；

2, in addition, can not be realized laborsaving most without revoling tube clamping structure when not using laborsaving handle greatly Rotatable handle clamping positioning, the flexibility in use of laborsaving handle are poor.

Utility model content

The purpose of this utility model is to provide a kind of effort-saving valves irrigated for agricultural water conservancy, to solve existing skill The poor problem of the flexibility in use of lower, the laborsaving handle of the scope of application of laborsaving handle existing for art.

To achieve the above object, the utility model provides the following technical solutions: a kind of for the laborsaving of agricultural water conservancy irrigation Type valve, including valve body, one end of the valve body are provided with valve handle, and one end welding of the valve handle has Link block, the center of the link block are provided with shaft, and the link block is rotatably connected to connecting rod, the company by shaft One end welding of bar has casing, and the inner wall of described sleeve pipe slidably connects limited block, and one end of the limited block is provided with guiding Bar, one end of described sleeve pipe are provided with guide collar, and described sleeve pipe is slidably connected by guide collar and guide rod, and the one of described sleeve pipe End is plugged with resilient pin.

Preferably, one end of described sleeve pipe is provided with the second through-hole, and described sleeve pipe is inserted by the way that the second through-hole grafting is flexible Pin, the center of the limited block are provided with diamond shape slot, and the limited block passes through diamond shape slot and resilient pin grafting.

Preferably, one end of the guide rod is provided with laborsaving handle, and the outer wall of the laborsaving handle is provided with cushion.

Preferably, one end of the link block is provided with first through hole, and the link block is plugged with U-shaped by first through hole Block, is provided with spring between described U-shaped piece one end and link block, one end of the connecting rod is provided with lock groove, the connecting rod Pass through lock groove and U-shaped piece of grafting.

Compared with prior art, the utility model has the beneficial effects that

1, by slidable adjustment connected structure, laborsaving handle and valve can be realized for the strength size of different operation personnel The torque arm length of the central pivot point of handwheel is adjusted, and effectively increases the scope of application of laborsaving handle；

2, by revoling tube clamping structure, when not using laborsaving handle, laborsaving rotatable handle clamping positioning is realized, Effectively increase the flexibility in use of laborsaving handle.

Detailed description of the invention

Fig. 1 is the overall structure facade view of the utility model；

Fig. 2 is the part A enlarged partial sectional view of the utility model；

Fig. 3 is the revoling tube clamping structure side view of the utility model.

In figure: 1 valve body, 2 valve handles, 3 link blocks, 31 first through hole, 32 U-shaped pieces, 33 springs, 34 lock grooves, 4 shafts, 5 connecting rods, 6 casings, 7 limited blocks, 71 second through-holes, 72 resilient pins, 73 diamond shape slots, 8 guide rods, 9 laborsaving handles, 91 Cushion, 10 guide collars.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.

Refering to fig. 1, a kind of effort-saving valve irrigated for agricultural water conservancy, including valve body 1, the right side of valve body 1 Upper end is provided with valve handle 2, and the lower end welding of valve handle 2 has link block 3, referring to Fig.2, the centre bit of link block 3 installs Be equipped with shaft 4, link block 3 is rotatably connected to connecting rod 5 by shaft 4, and the upper end welding of connecting rod 5 has a casing 6, link block 3 and Casing 6 is all made of quality carbon steel and is made, model Q235AF, has good intensity, can be with the valve that is all carbon steel material Door handwheel 2 is welded, and the inner wall of casing 6 slidably connects limited block 7, and the upper end of limited block 7 is provided with guide rod 8, casing 6 Upper end be provided with guide collar 10, casing 6 is slidably connected by guide collar 10 with guide rod 8, and the lower end grafting of casing 6 is flexible Bolt 72 pulls U-shaped piece 32 to the left and exits lock groove 34, casing 6 is then rotated clockwise 108 centered on shaft 4 Ten degree to vertical, the laborsaving rotation of handle 9 to lower section at this time can be by bullet if the strength of the operator is lesser at this time Property bolt 72 extracts to the right casing 6, then moves down guide rod 8, laborsaving handle 9 is driven to be moved downward to suitable position, then Resilient pin 72 is extended through into current second through-hole 71, diamond shape slot 73 to the left, 8 bayonet fitting of guide rod can be saved at this time Power handle 9 and the arm of force of the center rotating fulcrum of valve handle 2 are elongated, hold laborsaving handle 9 at this time and rotate, required turn Power can be smaller, therefore what the lesser operator of the strength can be relatively labor-saving passes through laborsaving 9 rotating valve handwheel of handle 2, effectively increase the scope of application of laborsaving handle 9.

Referring to Fig.2, the bottom righthand side of casing 6 is provided with the second through-hole 71, casing 6 is inserted by the way that 71 grafting of the second through-hole is flexible Pin 72, the center of limited block 7 are provided with diamond shape slot 73, and limited block 7 passes through diamond shape slot 73 and 72 grafting of resilient pin, elasticity The left end of bolt 72 is equipped with elastic diamond shape clamp, is made of high resiliency plastic elastic plate, amount of elastic deformation with higher, with Diamond shape slot 73 is engaged by clamping, and realizes that the grafting to guide rod 8 positions.

Referring to Fig.2, the upper end of guide rod 8 is provided with laborsaving handle 9, the outer wall of laborsaving handle 9 is provided with cushion 91, delays It rushes 91 entirety of pad to be made of EVA rubber material, there is high resiliency, and its outer surface is equipped with anti-skid chequer, when in use, effectively Improve laborsaving handle 9 buffering to operator's grip portions and anti-skidding when in use.

Refering to Fig. 3, the left end of link block 3 is provided with first through hole 31, and link block 3 is plugged with U-shaped by first through hole 31 Block 32 is provided with spring 33 between U-shaped piece 32 of left end and link block 3, the lower end of connecting rod 5 is provided with lock groove 34, and connecting rod 5 is logical Lock groove 34 and U-shaped piece of 32 grafting are crossed, when not using laborsaving handle 9, U-shaped piece 32 is pulled to the left and its upside bending inserted link moves back Lock groove 34 out, casing 6, is then rotated 180 degree simultaneously by 33 tensile deformation of spring counterclockwise centered on shaft 4 at this time To top, U-shaped piece 32 is then unclamped, spring 33 can drive U-shaped piece 32 of downside bending inserted link to the right by pull-back forces to the right It is caught in lock groove 34,6 locking of casing can be snapped fit onto top, and be not take up space, effectively increase making for laborsaving handle 9 Use flexibility ratio.

When the utility model is specifically implemented: in use, pulling U-shaped piece 32 to the left and exiting lock groove 34, then to turn Casing 6 is rotated clockwise 180 degree to vertical centered on axis 4, the laborsaving rotation of handle 9 is to lower section at this time, if the operation Resilient pin 72 can be extracted to the right casing 6 at this time, then move down guide rod 8 by the lesser words of the strength of personnel, be driven Laborsaving handle 9 is moved downward to suitable position, then resilient pin 72 is extended through current second through-hole 71, diamond shape slot to the left 73, can be by 8 bayonet fitting of guide rod, the arm of force of laborsaving handle 9 and the center rotating fulcrum of valve handle 2 is elongated at this time, this When hold laborsaving handle 9 and rotate, required rotatory force can be smaller, therefore the lesser operator of the strength can compare Labour-saving effectively increases the scope of application of laborsaving handle 9, in addition, not using by laborsaving 9 rotating valve handwheel 2 of handle When laborsaving handle 9, U-shaped piece 32 is pulled to the left and its upside bending inserted link exits lock groove 34,33 tensile deformation of spring, connects at this time Casing 6 is rotated to 180 degree counterclockwise centered on shaft 4 and to top, then unclamp U-shaped piece 32, spring 33 can lead to Crossing pull-back forces to the right drives U-shaped piece 32 of downside bending inserted link to be caught in lock groove 34 to the right, can snap fit onto 6 locking of casing Top, and it is not take up space, effectively increase the flexibility in use of laborsaving handle 9.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of effort-saving valve irrigated for agricultural water conservancy, including valve body (1), it is characterised in that: the valve master One end of body (1) is provided with valve handle (2), and one end welding of the valve handle (2) has link block (3), the link block (3) center is provided with shaft (4), and the link block (3) is rotatably connected to connecting rod (5), the connecting rod by shaft (4) (5) one end welding has casing (6), and the inner wall of described sleeve pipe (6) slidably connects limited block (7), and the one of the limited block (7) End is provided with guide rod (8), and one end of described sleeve pipe (6) is provided with guide collar (10), and described sleeve pipe (6) passes through guide collar (10) It is slidably connected with guide rod (8), one end of described sleeve pipe (6) is plugged with resilient pin (72).

2. a kind of effort-saving valve irrigated for agricultural water conservancy according to claim 1, it is characterised in that: described sleeve pipe (6) one end is provided with the second through-hole (71), and described sleeve pipe (6) is plugged with resilient pin (72), institute by the second through-hole (71) The center for stating limited block (7) is provided with diamond shape slot (73), and the limited block (7) passes through diamond shape slot (73) and resilient pin (72) grafting.

3. a kind of effort-saving valve irrigated for agricultural water conservancy according to claim 1, it is characterised in that: the guiding One end of bar (8) is provided with laborsaving handle (9), and the outer wall of the laborsaving handle (9) is provided with cushion (91).

4. a kind of effort-saving valve irrigated for agricultural water conservancy according to claim 3, it is characterised in that: the connection One end of block (3) is provided with first through hole (31), and the link block (3) is plugged with U-shaped piece (32), institute by first through hole (31) It states and is provided with spring (33) between U-shaped piece (32) one end and link block (3), one end of the connecting rod (5) is provided with lock groove (34), the connecting rod (5) passes through lock groove (34) and U-shaped piece of (32) grafting.