CN213628898U

CN213628898U - Double-control valve for plant protection machinery

Info

Publication number: CN213628898U
Application number: CN202022563986.7U
Authority: CN
Inventors: 颜琳琳; 史凤艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-06
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a plant protection machinery is with two accuse valves, the water control valve comprises a valve body, the equal fixed riser that is provided with in valve body top both sides run through between the riser and be provided with first bull stick, first bull stick both sides are run through respectively and are provided with first fly leaf and second fly leaf, the one end bottom that first fly leaf and second fly leaf are relative is connected with first motor and second motor respectively, first motor output shaft tip and second motor output shaft tip transmission respectively are connected with the square cover of first square cover and second. The utility model discloses a clockwise rotation first bull stick drives first fly leaf and second fly leaf and removes to the right side simultaneously for first square cover shifts out from in the first spacer pin, makes the square cover of second to be inserted to the second spacer pin outside simultaneously, thereby in time realizes controlling two closing caps through the second motor, controls opening, closing of two circular slots, when avoiding first motor to damage, the stop work.

Description

Double-control valve for plant protection machinery

Technical Field

The utility model relates to a plant protection machinery technical field, concretely relates to plant protection machinery is with two accuse valves.

Background

Agricultural development is a big matter related to the national civilization, for the purpose of food safety, China highly pays attention to agricultural production, and plant diseases and insect pests are the biggest problem influencing agricultural production, so that China always pays attention to improving plant protection machinery technology.

The prior art has the following defects: when the existing spray control valve is used for field operation, if a valve of plant protection equipment breaks down, the operation is generally stopped to wait for accessories, the maintenance cannot be carried out in time, the efficiency of the plant protection operation is seriously influenced, and meanwhile, huge economic loss can be caused.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plant protection machinery is with two accuse valves, drive first fly leaf and second fly leaf and remove to the right side simultaneously through clockwise turning first bull stick for first square cover shifts out in following first spacer pin, make the square cover of second ann insert to the second spacer pin outside simultaneously, thereby in time realize controlling two closing caps through the second motor, control opening, closing of two circular slots, when avoiding first motor to damage, stop the operation, with the problem among the above-mentioned background art of solution.

In order to achieve the above object, the present invention provides the following technical solutions: a double control valve for plant protection machinery comprises a valve body, wherein vertical plates are fixedly arranged on two sides of the top of the valve body, a first rotating rod penetrates between the vertical plates, a first movable plate and a second movable plate respectively penetrate through two sides of the first rotating rod, a first motor and a second motor are respectively connected to the bottom of one end, opposite to the first movable plate and the second movable plate, of the first movable plate, a first square sleeve and a second square sleeve are respectively connected to the end of an output shaft of the first motor in a transmission manner, a second rotating rod and a third rotating rod respectively penetrate through the top and the bottom of an inner cavity of the valve body, a first limiting pin and a second limiting pin are respectively connected to two ends of the second rotating rod, the first limiting pin is inserted into the first square sleeve, sealing covers are respectively arranged on two sides of the inner cavity of the valve body, and connecting plates are respectively connected to the top and the bottom of the two, four connecting plate one end is all fixed the embedding has interior thread bush, four interior thread bush runs through the setting respectively outside second bull stick and third bull stick, second bull stick outer peripheral face middle part and second bull stick outer peripheral face middle part are all fixed and are provided with the gear, two be connected with the chain between the gear, the valve body both ends are all fixed and are provided with the circular slot.

Preferably, the joints of the first rotating rod and the two vertical plates are provided with rotating bearings, and the first rotating rod is rotatably connected with the two vertical plates through the rotating bearings at the corresponding positions.

Preferably, threaded holes are fixedly formed in the top of the first movable plate and the top of the second movable plate, external threads are fixedly formed in the two sides of the first rotating rod, and the first movable plate and the second movable plate are respectively in threaded connection with the two sides of the first rotating rod.

Preferably, the joints of the second rotating rod and the third rotating rod with the valve body are provided with sealing bearings, and the second rotating rod and the third rotating rod are connected with the valve body in a sealing and rotating mode through the sealing bearings at the corresponding positions.

Preferably, the first square sleeve is matched with the first limiting pin, and the second square sleeve is matched with the second limiting pin.

Preferably, a cylindrical block is fixedly arranged on the outer peripheral surface of one side, close to the first motor, of the first rotating rod, and anti-skid grains are fixedly arranged on the outer peripheral surface of the cylindrical block.

Preferably, two valve body both ends are connected with feed liquor pipe and drain pipe respectively, feed liquor pipe and drain pipe set up respectively in the circular slot outside of corresponding position.

Preferably, the second rotating rod and the third rotating rod are fixedly provided with external threads on two sides, the external threads on two sides of the second rotating rod and the external threads on two sides of the third rotating rod are oppositely arranged, and the four internal thread sleeves are respectively in threaded connection with the second rotating rod and the third rotating rod outside.

In the technical scheme, the utility model provides a technological effect and advantage:

the first square sleeve is driven to rotate by forward rotation of the first motor, the second rotating rod is driven to rotate to drive the third rotating rod to rotate simultaneously, the two sealing covers are driven to move towards two sides respectively when the second rotating rod and the third rotating rod rotate, the two circular grooves are sealed by the two sealing covers, the two sealing covers are driven to move towards two sides respectively by reverse rotation of the first motor, the two circular grooves are opened, the valve body is controlled to be opened and closed by the first motor, when the first motor is damaged, the second motor drives the second square sleeve to rotate, the second square sleeve is aligned with the second limiting pin, the first rotating rod is clockwise rotated to drive the first movable plate and the second movable plate to move towards the right side simultaneously, the first square sleeve is moved out of the first limiting pin, the second square sleeve is inserted outside the second limiting pin, and therefore the control over the two sealing covers is realized in time by the second motor, the opening and closing of the two circular grooves are controlled, and the operation is stopped when the first motor is prevented from being damaged.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the valve body of the present invention.

Fig. 3 is a schematic diagram illustrating the movement of the first motor and the second motor according to the present invention.

Fig. 4 is a schematic view of the connection between the gear and the chain of the present invention.

Fig. 5 is a schematic view of a partial structure of the second rotating rod and the first limit pin of the present invention.

Description of reference numerals:

1. a valve body; 2. a vertical plate; 3. a first rotating lever; 4. a first movable plate; 5. a second movable plate; 6. a first motor; 7. a second motor; 8. a first square sleeve; 9. a second square sleeve; 10. a second rotating rod; 11. a third rotating rod; 12. a first limit pin; 13. a second limit pin; 14. sealing the cover; 15. a connecting plate; 16. an internal thread sleeve; 17. a gear; 18. a chain; 19. a circular groove.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a double control valve for plant protection machinery as shown in figures 1-5, which comprises a valve body 1, wherein, the top of the valve body 1 is fixedly provided with two sides with vertical plates 2, a first rotating rod 3 is arranged between the vertical plates 2 in a penetrating way, a first movable plate 4 and a second movable plate 5 are respectively arranged on two sides of the first rotating rod 3 in a penetrating way, the bottom of one end of the first movable plate 4 opposite to the second movable plate 5 is respectively connected with a first motor 6 and a second motor 7, the end part of an output shaft of the first motor 6 and the end part of an output shaft of the second motor 7 are respectively connected with a first square sleeve 8 and a second square sleeve 9 in a transmission way, the top and the bottom of an inner cavity of the valve body 1 are respectively provided with a second rotating rod 10 and a third rotating rod 11 in a penetrating way, two ends of the second rotating rod 10 are respectively connected with a first limit pin 12 and a second limit pin 13, the first limit pin 12 is, 1 inner chamber both sides of valve body all are provided with closing cap 14, two closing cap 14 top and bottom all are connected with connecting plate 15, four 15 one end of connecting plate is all fixed the embedding has interior thread bush 16, four interior thread bush 16 runs through the setting respectively and is outside at second bull stick 10 and third bull stick 11, the equal fixed gear 17 that is provided with in second bull stick 10 outer peripheral face middle part and second bull stick 10 outer peripheral face middle part, two be connected with chain 18 between the

gear

17, 1 both ends of valve body are all fixed and are provided with circular slot 19.

Further, in above-mentioned technical scheme, first bull stick 3 all is provided with rolling bearing with two riser 2 junctions, first bull stick 3 rotates through rolling bearing and two risers 2 that correspond the position and is connected, realizes that first bull stick 3 rotates with two risers 2 and is connected.

Further, in the above technical scheme, threaded holes are fixedly formed in the top of the first movable plate 4 and the top of the second movable plate 5, external threads are fixedly formed in both sides of the first rotating rod 3, and the first movable plate 4 and the second movable plate 5 are respectively in threaded connection with both sides of the first rotating rod 3, so that threaded transmission is achieved.

Further, in the above technical solution, the joints of the second rotating rod 10 and the third rotating rod 11 with the valve body 1 are both provided with a sealing bearing, and the second rotating rod 10 and the third rotating rod 11 are both connected with the valve body 1 in a sealing and rotating manner through the sealing bearings at the corresponding positions, so that the second rotating rod 10 and the third rotating rod 11 are connected with the valve body 1 in a sealing and rotating manner.

Further, in the above technical solution, the first square sleeve 8 is arranged to match with the first limit pin 12, and the second square sleeve 9 is arranged to match with the second limit pin 13, so that the first square sleeve 8 can be conveniently inserted into the first limit pin 12, and the second square sleeve 9 can be conveniently inserted into the second limit pin 13.

Further, in the above technical solution, a cylindrical block is fixedly arranged on the outer peripheral surface of the first rotating rod 3 near the first motor 6, and anti-slip patterns are fixedly arranged on the outer peripheral surface of the cylindrical block, so that the first rotating rod 3 can be rotated conveniently.

Furthermore, in the above technical solution, two ends of the valve body 1 are respectively connected with a liquid inlet pipe and a liquid outlet pipe, and the liquid inlet pipe and the liquid outlet pipe are respectively arranged outside the circular groove 19 at the corresponding positions, so as to be conveniently connected with other pipelines.

Further, in the above technical scheme, the two sides of the second rotating rod 10 and the third rotating rod 11 are both fixedly provided with external threads, the external threads on the two sides of the second rotating rod 10 and the external threads on the two sides of the third rotating rod 11 are both arranged oppositely, and the four internal thread sleeves 16 are respectively in threaded connection with the outsides of the second rotating rod 10 and the third rotating rod 11 to realize thread transmission.

The implementation mode is specifically as follows: when the sealing device is actually used, the first motor 6 is connected with an external power supply through a lead, the first motor 6 is connected to rotate forwardly to drive the first square sleeve 8 to rotate, the first square sleeve 8 drives the second rotating rod 10 to rotate, the second rotating rod 10 rotates to drive the third rotating rod 11 to rotate simultaneously under the action of the two gears 17 and the chain 18, because the external threads on the two sides of the second rotating rod 10 and the external threads on the two sides of the third rotating rod 11 are arranged oppositely, the four internal thread sleeves 16 are respectively in threaded connection with the outer parts of the second rotating rod 10 and the third rotating rod 11, the second rotating rod 10 and the third rotating rod 11 drive the two connecting plates 15 at corresponding positions to respectively move towards the two sides when rotating, and further drive the two sealing covers 14 to respectively move towards the two sides, the two circular grooves 19 are sealed through the two sealing covers 14, the sealing effect is better under the action of the end sealing rings at the two sealing covers 14, the first motor 6 is connected to rotate reversely to enable the two sealing covers 14 to, the two circular grooves 19 are opened, the valve body 1 is controlled to be opened and closed through the first motor 6, when the first motor 6 is damaged, the second motor 7 is connected with an external power supply through a lead, the second motor 7 is connected to drive the second square sleeve 9 to rotate, so that the second square sleeve 9 is aligned with the second limiting pin 13, the first rotating rod 3 is driven to rotate by clockwise rotating the cylindrical block, the first movable plate 4 and the second movable plate 5 are respectively connected to two sides of the first rotating rod 3 in a threaded manner, the first movable plate 4 and the second movable plate 5 are driven to simultaneously move towards the right side when the first rotating rod 3 rotates, at the moment, the first square sleeve 8 is moved out from the first limiting pin 12, the second square sleeve 9 is inserted to the outside of the second limiting pin 13, so that the control over the two sealing covers 14 is timely realized through the second motor 7, the opening and the closing of the two circular grooves 19, stopping the operation, this embodiment has specifically solved the current spraying control valve that exists among the prior art when the field operation, if plant protection equipment valve breaks down, generally all will stop the operation and wait for the accessory, can't in time give the maintenance, seriously influences the efficiency of plant protection operation, can cause huge economic loss's problem simultaneously.

This practical theory of operation: the first rotating rod 3 is rotated clockwise to drive the first movable plate 4 and the second movable plate 5 to move towards the right side simultaneously, so that the first square sleeve 8 is moved out of the first limiting pin 12, and meanwhile, the second square sleeve 9 is inserted outside the second limiting pin 13, so that the two sealing covers 14 are controlled in time through the second motor 7, the opening and the closing of the two circular grooves 19 are controlled, and the operation is stopped when the first motor 6 is prevented from being damaged.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a plant protection machinery is with two accuse valves, includes valve body (1), its characterized in that: the valve body is characterized in that risers (2) are fixedly arranged on two sides of the top of the valve body (1), first rotating rods (3) are arranged between the risers (2) in a penetrating mode, first movable plates (4) and second movable plates (5) are arranged on two sides of the first rotating rods (3) in a penetrating mode respectively, the bottoms of the opposite ends of the first movable plates (4) and the second movable plates (5) are connected with a first motor (6) and a second motor (7) respectively, the end portion of an output shaft of the first motor (6) and the end portion of the output shaft of the second motor (7) are in transmission connection with a first square sleeve (8) and a second square sleeve (9) respectively, second rotating rods (10) and third rotating rods (11) are arranged on the top and the bottom of an inner cavity of the valve body (1) in a penetrating mode respectively, and first limiting pins (12) and second limiting pins (13) are connected to two ends of the second, first spacer pin (12) are inserted to first square sleeve (8) in, valve body (1) inner chamber both sides all are provided with closing cap (14), two closing cap (14) top and bottom all are connected with connecting plate (15), four connecting plate (15) one end is all fixed the embedding has interior thread bush (16), four interior thread bush (16) runs through the setting respectively and is in second bull stick (10) and third bull stick (11) outside, second bull stick (10) outer peripheral face middle part and second bull stick (10) outer peripheral face middle part all are fixed and are provided with gear (17), two be connected with chain (18) between gear (17), valve body (1) both ends are all fixed and are provided with circular slot (19).

2. The dual control valve for plant protection machinery according to claim 1, wherein: the first rotating rod (3) is provided with rotating bearings at the joints of the two vertical plates (2), and the first rotating rod (3) is rotatably connected with the two vertical plates (2) through the rotating bearings at the corresponding positions.

3. The dual control valve for plant protection machinery according to claim 1, wherein: the top of the first movable plate (4) and the top of the second movable plate (5) are both fixedly provided with threaded holes, external threads are both fixedly arranged on two sides of the first rotating rod (3), and the first movable plate (4) and the second movable plate (5) are respectively in threaded connection with two sides of the first rotating rod (3).

4. The dual control valve for plant protection machinery according to claim 1, wherein: and the joints of the second rotating rod (10) and the third rotating rod (11) and the valve body (1) are respectively provided with a sealing bearing, and the second rotating rod (10) and the third rotating rod (11) are respectively connected with the valve body (1) in a sealing and rotating manner through the sealing bearings at corresponding positions.

5. The dual control valve for plant protection machinery according to claim 1, wherein: the first square sleeve (8) is matched with the first limiting pin (12), and the second square sleeve (9) is matched with the second limiting pin (13).

6. The dual control valve for plant protection machinery according to claim 1, wherein: the outer peripheral surface of one side of the first rotating rod (3) close to the first motor (6) is fixedly provided with a cylindrical block, and the outer peripheral surface of the cylindrical block is fixedly provided with anti-skid grains.

7. The dual control valve for plant protection machinery according to claim 1, wherein: two valve body (1) both ends are connected with feed liquor pipe and drain pipe respectively, feed liquor pipe and drain pipe set up respectively in the circular slot (19) outside of corresponding position.

8. The dual control valve for plant protection machinery according to claim 1, wherein: the external screw thread that all is fixed to second bull stick (10) and third bull stick (11) both sides is provided with, the external screw thread of second bull stick (10) both sides and the external screw thread of third bull stick (11) both sides all are opposite setting, four internal thread cover (16) threaded connection is outside at second bull stick (10) and third bull stick (11) respectively.