CN208029788U

CN208029788U - A kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy

Info

Publication number: CN208029788U
Application number: CN201820375456.XU
Authority: CN
Inventors: 张国庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-03-20
Filing date: 2018-03-20
Publication date: 2018-11-02
Anticipated expiration: 2028-03-20

Abstract

The utility model provides a kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy, including water inlet connecting pipe head, anti-clogging carry web frame, muff, protective jacket, valve body, it can angular adjustment mounting bracket, fastening bolt, primary effluent pipe, level-one fastening nut, secondary effluent pipe, two level fastening nut, adjustable Suck-back prevention valve cored structure and compression spring, the water inlet connecting pipe head longitudinal screw are connected to the inside upper part that anti-clogging carries web frame；The muff is socketed in the outer wall centre position that anti-clogging carries web frame.The utility model lifting rod, V-type carry frame, filtering net, block, the setting of diaphragm valve pipe and lifting ring, being conducive to, which prevents diaphragm valve pipe from blocking occurs, influences to use, frame can also be carried by lifting rod and V-type simultaneously filtering net is replaced and is proposed to operate, increase and use function；Adjusting screw rod, rubber spool, fixing pipe, the setting of adjusting nut and handle are conducive to the tightness for adjusting rubber spool, anti-suck ability can be improved.

Description

A kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy

Technical field

The utility model belongs to Plain irrigation and water conservancy equipment technical field more particularly to a kind of anti-down for irrigation and water conservancy Inhale trickle irrigation flow control valve.

Background technology

Known crops trickle irrigation is usually that water is passed through aperture on diameter about 10mm hollow billets or drop using plastic conduit Head is sent to crop root and carries out localized irrigation.It is a kind of most effective Water Saving Irrigation Mode of current drought and water-scarce area, water Utilization rate up to 95%.One drip irrigation system is mainly made of head pivot, pipeline and drip head three parts, pipeline therein Negative pressure and aspirated foreign body often are generated since water flow pressure fluctuates with drip head, leads to pipeline blockage.Exist on the market at present few Drip head of the number with anti-back suction function, but it is often complicated, and difficulty of processing causes greatly price generally higher.

China Patent Publication No. is CN204762588U, and invention and created name is a kind of anti-suck drop for irrigation and water conservancy Perfusion adjustable valve, including the water inlet end, adjustable side and the water outlet that are connected with each other successively, the water inlet end are internally provided with Step-like inlet opening；The water outlet is internally provided with apopore.But existing anti-suck trickle irrigation flow control valve is also There is anti-suck effect is poor, it has not been convenient to the problem of multi-angle is installed and is easy to block.

Therefore, a kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy is invented to be very necessary.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of anti-suck trickle irrigation flow tune for irrigation and water conservancy Valve is saved, there is anti-suck effect is poor to solve existing anti-suck trickle irrigation flow control valve, it has not been convenient to which multi-angle is installed and held Susceptible to plugging problem.A kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy, including water inlet connecting pipe head, anti-clogging carry Web frame, muff, protective jacket, valve body, can angular adjustment mounting bracket, fastening bolt, primary effluent pipe, level-one fastening nut, Suck-back prevention valve cored structure and compression spring, the water inlet connecting pipe head longitudinal screw is adjusted in secondary effluent pipe, two level fastening nut It is connected to the inside upper part that anti-clogging carries web frame；The muff is socketed in the outer wall interposition that anti-clogging carries web frame It sets；The protective jacket is socketed in the outer wall centre position of muff；The inner top side of the valve body is threaded in anti-blocking Plug carries the lower end of web frame；It is described can angular adjustment mounting bracket be socketed in the outer upper of valve body and carried out by fastening bolt It is fastenedly connected setting；The primary effluent pipe screw thread is connected to the left side centre position of valve body；The level-one fastening nut It is threaded on the outside of the outlet end of primary effluent pipe；The secondary effluent pipe screw thread is connected to the right side interposition of valve body It sets；The two level fastening nut is threaded on the outside of the outlet end of secondary effluent pipe；The adjustable anti-suck spool Structure is mounted on the inside centre position of valve body by compression spring；It includes lifting rod that the anti-clogging, which carries web frame, and V-type carries frame, Filtering net, block, diaphragm valve pipe and lifting ring, described lifting rod one end is welded on the inside centre position that V-type carries frame, another End screw is connected to the upper middle position of filtering net；The block is respectively welded inside upper part of diaphragm valve pipe or so two Wall position；The lifting boxing is connected on the upper middle position that V-type carries frame；The V-type carry frame screw be connected to block and Top between block.

Preferably, the junction of the primary effluent pipe and valve body is provided with rubber seal；The primary effluent Pipe is connected to setting with valve body.

Preferably, the junction of the secondary effluent pipe and valve body is provided with rubber seal；The secondary effluent Pipe is connected to setting with valve body.

Preferably, the filtering net uses mesh number for the round stainless steel filter screen of ten mesh to 16 mesh.

Preferably, the diameter of the filtering net is one millimeter to three millimeters smaller than the diameter of diaphragm valve pipe.

Preferably, the junction of the diaphragm valve pipe and valve body is provided with rubber seal.

Preferably, the junction of the water inlet connecting pipe head and diaphragm valve pipe is provided with rubber seal.

Preferably, the adjustable Suck-back prevention valve cored structure includes adjusting screw rod, rubber spool, fixing pipe, adjusting spiral shell Female and handle, the adjusting screw rod threaded one end are connected to the lower inside centre position of rubber spool, and the other end is through solid Fixed tube extends to the inside of adjusting nut and is threadedly coupled with handle.

Preferably, the adjusting screw rod and adjusting nut are threadedly coupled setting.

Preferably, the adjusting screw rod and fixing pipe are slidably matched setting.

Preferably, the rubber spool and valve body slides are equipped with.

Preferably, it is described can angular adjustment mounting bracket include main fixed seat, be connected casing, auxiliary fixed seat, homalocephalus rotation Bar, level-one connecting shaft, main mounting base, homalocephalus screw rod, two level connecting shaft and riffled tube, the main fixed seat are welded on linking The right side centre position of casing；The auxiliary fixed seat is welded on the left side centre position of linking casing；The homalocephalus rotation Bar one end is mounted on the bosom position of auxiliary fixed seat by level-one connecting shaft, and the other end is welded in the right side of main mounting base Between position；Described homalocephalus screw rod one end is connected to the inside centre position of main fixed seat, other end spiral shell by two level connecting shaft Line is connected to the inside left part of riffled tube.

Preferably, the right end of the riffled tube is welded with auxiliary mounting base；Two above and below the inside of the auxiliary mounting base Portion is connected separately with two level bolt and nut.

Preferably, corner location offers mounting hole respectively on the inside of the front surface of the linking casing.

Preferably, two parts are not connected with level-one bolt and nut up and down for the inside of the main mounting base.

Preferably, lower middle position of the fixing pipe longitudinal measure in valve body.

Preferably, the compression spring is socketed in the outside of adjusting screw rod；The compression spring is placed in rubber spool and valve body Inside bottom centre position；The adjusting screw rod runs through the inside bottom centre position of valve body.

Preferably, the muff specifically uses cylindric sponges cover.

Preferably, the protective jacket specifically uses cylindric rubber sleeve.

Compared with prior art, the beneficial effects of the utility model are：

1. in the utility model, the lifting rod, V-type carries frame, filtering net, block, and diaphragm valve pipe and lifting ring are set Set, be conducive to prevent diaphragm valve pipe from occurring to block and influence to use, at the same can also be carried by lifting rod and V-type frame to filtering net into Operation is replaced and proposed to row, increases and uses function.

2. in the utility model, the adjusting screw rod, rubber spool, fixing pipe, the setting of adjusting nut and handle has Conducive to the tightness of rubber spool is adjusted, anti-suck ability can be improved.

3. in the utility model, the main fixed seat is connected casing, auxiliary fixed seat, homalocephalus swingle, level-one connection Axis, main mounting base, homalocephalus screw rod, the setting of two level connecting shaft and riffled tube are conducive to carry out multi-angle installation, convenient for behaviour Make, improve installation effectiveness, is suitable for the different installation sites in farmland.

4. in the utility model, the setting of the auxiliary mounting base and two level bolt and nut is conducive to coordinate a grade bolt The setting of nut is rapidly assembled and disassembled.

5. in the utility model, the setting of the muff and protective jacket is conducive to play protection work to diaphragm valve pipe With, avoid winter weather supercooling on diaphragm valve pipe cause bursting by freezing influence use.

6. in the utility model, the primary effluent pipe, level-one fastening nut, secondary effluent pipe and two level fastening nut Setting, be conducive to increase water outlet efficiency, so as to improve the service efficiency of the regulating valve.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is that the anti-clogging of the utility model carries the structural schematic diagram of web frame.

Fig. 3 is the structural schematic diagram of the adjustable Suck-back prevention valve cored structure of the utility model.

Fig. 4 be the utility model can angular adjustment mounting bracket structural schematic diagram.

In figure：

1, water inlet connecting pipe head；2, anti-clogging carries web frame；21, lifting rod；22, V-type carries frame；23, filtering net；24, it keeps off Block；25, diaphragm valve pipe；26, ring is lifted；3, muff；4, protective jacket；5, valve body；It 6, can angular adjustment mounting bracket；61, main solid Reservation；62, it is connected casing；621, mounting hole；63, auxiliary fixed seat；64, homalocephalus swingle；65, level-one connecting shaft；66, main installation Seat；661, level-one bolt and nut；67, homalocephalus screw rod；68, two level connecting shaft；69, riffled tube；691, auxiliary mounting base；692, two Grade bolt nut；7, fastening bolt；8, primary effluent pipe；9, level-one fastening nut；10, secondary effluent pipe；11, two level fastens spiral shell It is female；12, Suck-back prevention valve cored structure is adjusted；121, adjusting screw rod；122, rubber spool；123, fixing pipe；124, adjusting nut； 125, handle；13, compression spring.

Specific implementation mode

The utility model is described further below in conjunction with attached drawing：

Embodiment：

As shown in attached drawing 1 to attached drawing 4

The utility model provides a kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy, including water inlet connecting pipe head 1, anti-clogging carries web frame 2, muff 3, protective jacket 4, valve body 5, can angular adjustment mounting bracket 6, fastening bolt 7, primary effluent Suck-back prevention valve cored structure 12 and compression spring 13 is adjusted in pipe 8, level-one fastening nut 9, secondary effluent pipe 10, two level fastening nut 11, 1 longitudinal screw of water inlet connecting pipe head is connected to the inside upper part that anti-clogging carries web frame 2；The muff 3 is socketed The outer wall centre position of web frame 2 is carried in anti-clogging；The protective jacket 4 is socketed in the outer wall centre position of muff 3；It is described The inner top side of valve body 5 be threaded in the lower end that anti-clogging carries web frame 2；Described can the socket of angular adjustment mounting bracket 6 Valve body 5 outer upper and carry out by fastening bolt 7 being fastenedly connected setting；The primary effluent pipe 8 is threaded in The left side centre position of valve body 5；The level-one fastening nut 9 is threaded on the outside of the outlet end of primary effluent pipe 8；It is described Secondary effluent pipe 10 be threaded in the right side centre position of valve body 5；The two level fastening nut 11 is threaded in two On the outside of the outlet end of grade outlet pipe 10；The adjustable Suck-back prevention valve cored structure 12 is mounted on by compression spring 13 in valve body 5 Side centre position；It includes lifting rod 21 that the anti-clogging, which carries web frame 2, and V-type carries frame 22, filtering net 23, block 24, diaphragm valve Pipe 25 and lifting ring 26, described 21 one end of lifting rod are welded on the inside centre position that V-type carries frame 22, the connection of other end screw In the upper middle position of filtering net 23；The block 24 is respectively welded at two wall position of inside upper part of diaphragm valve pipe 25 or so It sets；The lifting ring 26 is welded on the upper middle position that V-type carries frame 22；The V-type carries 22 screw of frame and is connected to block Top between 24 and block 24.

In above-described embodiment, specifically, the junction of the primary effluent pipe 8 and valve body 5 is provided with rubber seal； The primary effluent pipe 8 is connected to setting with valve body 5.

In above-described embodiment, specifically, the junction of the secondary effluent pipe 10 and valve body 5 is provided with rubber seal Circle；The secondary effluent pipe 10 is connected to setting with valve body 5.

In above-described embodiment, specifically, the filtering net 23 uses mesh number for the round stainless steel of ten mesh to 16 mesh Filter screen.

In above-described embodiment, specifically, one millimeter smaller than the diameter of diaphragm valve pipe 25 of the diameter of the filtering net 23 is extremely Three millimeters.

In above-described embodiment, specifically, the junction of the diaphragm valve pipe 25 and valve body 5 is provided with rubber seal.

In above-described embodiment, specifically, the junction of the water inlet connecting pipe head 1 and diaphragm valve pipe 25 is provided with rubber Sealing ring.

In above-described embodiment, specifically, the adjustable Suck-back prevention valve cored structure 12 includes adjusting screw rod 121, rubber Spool 122, fixing pipe 123, adjusting nut 124 and handle 125,121 threaded one end of adjusting screw rod are connected to rubber valve The lower inside centre position of core 122, the other end through fixing pipe 123 extend to adjusting nut 124 inside and with handle 125 It is threadedly coupled.

In above-described embodiment, specifically, the adjusting screw rod 121 and adjusting nut 124 are threadedly coupled setting.

In above-described embodiment, the setting specifically, adjusting screw rod 121 and fixing pipe 123 is slidably matched.

In above-described embodiment, the setting specifically, the rubber spool 122 and valve body 5 is slidably matched.

In above-described embodiment, specifically, it is described can angular adjustment mounting bracket 6 include main fixed seat 61, be connected casing 62, Auxiliary fixed seat 63, homalocephalus swingle 64, level-one connecting shaft 65, main mounting base 66, homalocephalus screw rod 67, two level connecting shaft 68 and interior spiral shell Line pipe 69, the main fixed seat 61 are welded on the right side centre position of linking casing 62；The auxiliary fixed seat 63 is welded on It is connected the left side centre position of casing 62；Described 64 one end of homalocephalus swingle is mounted on auxiliary fixed seat by level-one connecting shaft 65 63 bosom position, the other end are welded on the right side centre position of main mounting base 66；Described 67 one end of homalocephalus screw rod is logical The inside centre position that two level connecting shaft 68 is connected to main fixed seat 61 is crossed, the other end is threaded in the inside of riffled tube 69 Left part.

In above-described embodiment, specifically, the right end of the riffled tube 69 is welded with auxiliary mounting base 691；Described is auxiliary Two parts are not connected with two level bolt and nut 692 up and down for the inside of mounting base 691.

In above-described embodiment, specifically, corner location offers peace respectively on the inside of the front surface of the linking casing 62 Fill hole 621.

In above-described embodiment, specifically, two parts are not connected with a grade bolt up and down for the inside of the main mounting base 66 Nut 661.

In above-described embodiment, specifically, lower middle position of 123 longitudinal measure of fixing pipe in valve body 5.

In above-described embodiment, specifically, the compression spring 13 is socketed in the outside of adjusting screw rod 121；The compression spring 13 It is placed in the inside bottom centre position of rubber spool 122 and valve body 5；The adjusting screw rod 121 runs through the inside bottom of valve body 5 Centre position.

In above-described embodiment, specifically, the muff 3 specifically uses cylindric sponges cover.

In above-described embodiment, specifically, the protective jacket 4 specifically uses cylindric rubber sleeve.

Operation principle

In the utility model, in order to increase the anti-suck ability of regulating valve, it can carry out screwing adjusting nut according to demand 124, so that adjusting screw rod 121 pulls rubber spool 122 to act, and then changes position of the rubber spool 122 inside valve body 5, It can determine the chocking-up degree between rubber valve core 122 and primary effluent pipe 8 and secondary effluent pipe 10, and then ensure the regulating valve Anti-suck ability；In use, the screw that can be put forward V-type between frame 22 and block 24 is backed out, will be filtered by lifting ring 26 miscellaneous Net 23 proposes, you can is replaced to filtering net 23, it is ensured that the unimpeded degree of diaphragm valve pipe 25 can also pass through primary effluent pipe 8 and secondary effluent pipe 10 carry out multichannel water outlet connection work, when connection, by extraneous piping connection in primary effluent pipe 8 and two level The outlet end (as shown by arrows) of outlet pipe 10, then level-one fastening nut 9 and two level fastening nut 11 are locked；It will Extraneous inlet pipeline is connected to the input end (as shown by arrows) into water connecting pipe head 1, completes all connections, you can pass through Two level bolt and nut 692 and level-one bolt and nut 661 install the regulating valve, can pass through homalocephalus swingle 64, homalocephalus spiral shell Bar 67 and riffled tube 69 carry out multi-angle installment work, improve installation effectiveness.

Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model Under inspiration, similar technical solution is designed, and reaches above-mentioned technique effect, is the protection model for falling into the utility model It encloses.

Claims

1. a kind of anti-suck trickle irrigation flow control valve for irrigation and water conservancy, which is characterized in that this is used for the anti-down of irrigation and water conservancy It includes water inlet connecting pipe head (1) to inhale trickle irrigation flow control valve, and anti-clogging carries web frame (2), muff (3), protective jacket (4), valve Body (5), can angular adjustment mounting bracket (6), fastening bolt (7), primary effluent pipe (8), level-one fastening nut (9), secondary effluent It manages (10), two level fastening nut (11), Suck-back prevention valve cored structure (12) and compression spring (13), the water inlet connecting pipe head is adjusted (1) longitudinal screw is connected to the inside upper part that anti-clogging carries web frame (2)；The muff (3) is socketed in anti-clogging and carries net The outer wall centre position of structure (2)；The protective jacket (4) is socketed in the outer wall centre position of muff (3)；The valve body (5) inner top side is threaded in the lower end that anti-clogging carries web frame (2)；Described can angular adjustment mounting bracket (6) socket Valve body (5) outer upper and carry out being fastenedly connected setting by fastening bolt (7)；Described primary effluent pipe (8) screw thread It is connected to the left side centre position of valve body (5)；The level-one fastening nut (9) is threaded in going out for primary effluent pipe (8) On the outside of mouth end；The secondary effluent pipe (10) is threaded in the right side centre position of valve body (5)；The two level fastens spiral shell Female (11) are threaded on the outside of the outlet end of secondary effluent pipe (10)；The adjustable Suck-back prevention valve cored structure (12) passes through Compression spring (13) is mounted on the inside centre position of valve body (5)；It includes lifting rod (21), V-type that the anti-clogging, which carries web frame (2), Propose frame (22), filtering net (23), block (24), diaphragm valve pipe (25) and lifting ring (26), the weldering of the lifting rod (21) one end It is connected on the inside centre position that V-type carries frame (22), other end screw is connected to the upper middle position of filtering net (23)；Described Block (24) is respectively welded at two wall position of inside upper part of diaphragm valve pipe (25) or so；The lifting ring (26) is welded on V Type puies forward the upper middle position of frame (22)；The V-type carries frame (22) screw and is connected between block (24) and block (24) Top.

2. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as described in claim 1, which is characterized in that described can It includes adjusting screw rod (121), rubber spool (122), fixing pipe (123), adjusting nut to adjust Suck-back prevention valve cored structure (12) (124) it is connected among the lower inside of rubber spool (122) with handle (125), the adjusting screw rod (121) threaded one end Position, the other end extend to the inside of adjusting nut (124) through fixing pipe (123) and are threadedly coupled with handle (125).

3. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as described in claim 1, which is characterized in that described can Angular adjustment mounting bracket (6) includes main fixed seat (61), linking casing (62), auxiliary fixed seat (63), homalocephalus swingle (64), and one Grade connecting shaft (65), main mounting base (66), homalocephalus screw rod (67), two level connecting shaft (68) and riffled tube (69), the master Fixed seat (61) is welded on the right side centre position of linking casing (62)；The auxiliary fixed seat (63) is welded on linking casing (62) left side centre position；Described homalocephalus swingle (64) one end is mounted on auxiliary fixed seat by level-one connecting shaft (65) (63) bosom position, the other end are welded on the right side centre position of main mounting base (66)；The homalocephalus screw rod (67) One end is connected to the inside centre position of main fixed seat (61) by two level connecting shaft (68), and the other end is threaded in internal thread Manage the inside left part of (69).

4. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as claimed in claim 3, which is characterized in that described is interior The right end of screwed pipe (69) is welded with auxiliary mounting base (691)；Two parts do not connect up and down for the inside of the auxiliary mounting base (691) There is two level bolt and nut (692).

5. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as claimed in claim 3, which is characterized in that the rank Corner location offers mounting hole (621) respectively on the inside of the front surface of female connector pipe (62).

6. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as claimed in claim 3, which is characterized in that the master Two parts are not connected with level-one bolt and nut (661) up and down for the inside of mounting base (66).

7. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as described in claim 1, which is characterized in that the filter Miscellaneous net (23) uses mesh number for the round stainless steel filter screen of ten mesh to 16 mesh；The diameter of the filtering net (23) compares water conservancy diversion The diameter of valve pipe (25) is one millimeter to three millimeters small.

8. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as claimed in claim 2, which is characterized in that the pressure Spring (13) is socketed in the outside of adjusting screw rod (121)；The compression spring (13) is placed in the interior of rubber spool (122) and valve body (5) Side bottom centre position；The adjusting screw rod (121) runs through the inside bottom centre position of valve body (5).

9. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as described in claim 1, which is characterized in that described one The junction of grade outlet pipe (8) and valve body (5) is provided with rubber seal；The primary effluent pipe (8) is connected to valve body (5) Setting.

10. being used for the anti-suck trickle irrigation flow control valve of irrigation and water conservancy as described in claim 1, which is characterized in that described The junction of secondary effluent pipe (10) and valve body (5) is provided with rubber seal；The secondary effluent pipe (10) and valve body (5) Connection setting.