CN214366564U

CN214366564U - Piston pump that multichannel was switched

Info

Publication number: CN214366564U
Application number: CN202120167023.7U
Authority: CN
Inventors: 梁娜娜
Original assignee: Sihong Shengpeng Machinery Technology Co ltd
Current assignee: Sihong Shengpeng Machinery Technology Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-10-08
Anticipated expiration: 2031-01-21

Abstract

The utility model relates to the technical field of piston pumps, and discloses a piston pump that multichannel switches, has solved the problem that the piston pump does not possess multichannel switching function, and it includes the valve body, the inside of valve body sets up suction chamber and the regulation chamber that is located suction chamber one side, connects through intercommunication groove one and intercommunication groove two phase that is located intercommunication groove one below between suction chamber and the regulation chamber, and one side of valve body sets up liquid outlet one and liquid outlet two that are linked together with the regulation chamber, and liquid outlet one is located one side of liquid outlet two, and intercommunication groove one and liquid outlet one are the same height, intercommunication groove two and liquid outlet two are the same height; through being provided with valve body, suction chamber, regulation chamber, intercommunication groove one, intercommunication groove two and liquid outlet one, be convenient for realize that the multichannel of liquid flows, and then for the chooseing of liquid outflow passageway brings the convenience, adopt the design of two cavitys simultaneously, the effectual practicality that improves the valve body.

Description

Piston pump that multichannel was switched

Technical Field

The utility model belongs to the technical field of the piston pump, specifically be a piston pump that multichannel switches.

Background

The existing injection pump module is formed by assembling an injection pump mechanical structure and an injector, and has a complex structure and higher cost.

The injection channel of traditional piston pump is single passageway, leads to liquid flow direction single, can not select the circulation passageway of liquid, and then can not realize piston pump's multichannel switching function, and then leads to piston pump's performance to descend.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a piston pump that multichannel switches, the effectual problem of not possessing multichannel switching function of piston pump among the above-mentioned background of solution.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a piston pump that multichannel switched, including the valve body, the regulation chamber that pumps the chamber and be located pumping chamber one side is seted up to the inside of valve body, pump the chamber and adjust between the chamber through intercommunication groove one and be located intercommunication groove two phase intercommunication of a below, liquid outlet one and liquid outlet two that are linked together with the regulation chamber are seted up to one side of valve body, and liquid outlet one is located one side of liquid outlet two, and intercommunication groove one is the same height with liquid outlet one, intercommunication groove two is the same height with liquid outlet two, the inside in pumping chamber is equipped with push mechanism, the inside in regulation chamber is equipped with steering mechanism.

Preferably, the steering mechanism comprises a valve core, a push rod, a first diversion trench and a second diversion trench, the valve core is located at the inner bottom end of the adjusting cavity, the push rod is arranged at the top end of the valve core, the top end of the push rod extends to the outside of the adjusting cavity, the first diversion trench and the second diversion trench are formed in the valve core, and the first diversion trench is located above the second diversion trench.

Preferably, the push rod is of a T-shaped structure, the top end of the valve body is provided with an installation plate, and telescopic rods connected with the push rod are symmetrically arranged at the top end of the installation plate.

Preferably, push mechanism includes knob, valve rod, rotatory piece, a screw thread section of thick bamboo and piston, and the valve rod alternates in the inside in suction chamber, and the top and the knob of valve rod are connected, and the bottom of valve rod is equipped with rotatory piece, and the outside cover of valve rod is equipped with the screw thread section of thick bamboo of being connected with rotatory piece, and the inner wall swing joint in screw thread section of thick bamboo and suction chamber, and the bottom of screw thread section of thick bamboo is equipped with the piston.

Preferably, a sealing sleeve is sleeved outside the piston.

Preferably, the valve rod is externally sleeved with a stop plate positioned at the top end of the threaded cylinder.

Preferably, clamping rods are symmetrically arranged at the tops of two sides of the threaded cylinder, and clamping grooves which are in sliding connection with the clamping rods are symmetrically formed in the inner wall of the suction cavity.

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

(1) in the work, the valve body, the suction cavity, the adjusting cavity, the first communicating groove, the second communicating groove and the first liquid outlet are arranged, so that the multichannel flow of liquid is convenient to realize, the selection of a liquid outflow channel is further convenient, and meanwhile, the double-cavity design is adopted, so that the practicability of the valve body is effectively improved;

(2) when liquid needs to flow out through the liquid outlet II, the push rod is pushed to drive the valve core to move downwards, the diversion groove II on the valve core is communicated with the communication groove II, the communication between the communication groove II and the liquid outlet II is realized due to the design of the same horizontal plane of the communication groove II and the liquid outlet II, then the distance between the communication groove I and the communication groove II is different from the distance between the diversion groove I and the diversion groove II, the valve core can block the communication groove I, then the knob is pushed to drive the valve rod, the stop plate, the rotating block and the threaded cylinder to synchronously move downwards, the piston further pushes the liquid, the knob is rotated to drive the valve rod to rotate, the valve rod drives the rotating block to rotate, the piston is driven to move downwards through the connection relation between the rotating block and the threaded cylinder and the sliding relation between the clamping rod and the clamping groove, and then realize the further propelling movement liquid of piston, the length design of valve rod can be avoided longer in this design, and then the space that has reduced the device occupies, and then through the extrusion of piston to liquid, makes liquid get into guiding gutter two and flow out through liquid outlet two through communicating groove two, flows out through liquid outlet one when needs liquid, then needs shift up the case, makes communicating groove one and guiding gutter one and liquid outlet one intercommunication, makes push mechanism with the operation after that, accomplishes the transport of liquid.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the steering mechanism of the present invention;

fig. 3 is a perspective view of the pushing mechanism of the present invention;

in the figure: 1. a valve body; 2. a suction lumen; 3. an adjustment chamber; 4. a first communicating groove; 5. a second communicating groove; 6. a first liquid outlet; 7. a liquid outlet II; 8. a valve core; 9. a push rod; 10. a first diversion trench; 11. a second diversion trench; 12. a knob; 13. a valve stem; 14. rotating the block; 15. a threaded barrel; 16. a piston; 17. a stopper plate; 18. a clamping rod; 19. a card slot; 20. sealing sleeves; 21. a pushing mechanism; 22. a steering mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 3, the utility model comprises a valve body 1, a suction chamber 2 and an adjusting chamber 3 located at one side of the suction chamber 2 are arranged inside the valve body 1, multi-channel output of liquid is facilitated by the design of the suction chamber 2 and the adjusting chamber 3, the suction chamber 2 is communicated with the adjusting chamber 3 through a first communicating groove 4 and a second communicating groove 5 located below the first communicating groove 4, multi-channel output of liquid is facilitated by the design of the first communicating groove 4 and the second communicating groove 5, a first liquid outlet 6 and a second liquid outlet 7 communicated with the adjusting chamber 3 are arranged at one side of the valve body 1, the first liquid outlet 6 is located at one side of the second liquid outlet 7, the first communicating groove 4 and the first liquid outlet 6 are at the same height, the second communicating groove 5 and the second liquid outlet 7 are at the same height, a pushing mechanism 21 is arranged inside the suction chamber 2, a steering mechanism 22 is arranged inside the adjusting chamber 3, by the design of the steering mechanism 22, it is convenient to change the passage of the liquid.

In the second embodiment, based on the first embodiment, as shown in fig. 1, the steering mechanism 22 includes a valve core 8, a push rod 9, a first diversion trench 10 and a second diversion trench 11, the valve core 8 is located at the inner bottom end of the adjustment cavity 3, the push rod 9 is arranged at the top end of the valve core 8, the top end of the push rod 9 extends to the outside of the adjustment cavity 3, the first diversion trench 10 and the second diversion trench 11 are formed in the valve core 8, and the first diversion trench 10 is located above the second diversion trench 11, so that the flow passage of the liquid can be changed conveniently.

In the third embodiment, on the basis of the second embodiment, as shown in fig. 1, the push rod 9 is a T-shaped structure, the top end of the valve body 1 is provided with a mounting plate, and the top ends of the mounting plate are symmetrically provided with telescopic rods connected with the push rod 9, so that the mounting stability of the push rod 9 is improved.

Fourth embodiment, on the basis of first embodiment, as shown in fig. 1, the pushing mechanism 21 includes a knob 12, a valve rod 13, a rotating block 14, a threaded cylinder 15 and a piston 16, the valve rod 13 is inserted into the suction chamber 2, the top end of the valve rod 13 is connected to the knob 12, the rotating block 14 is disposed at the bottom end of the valve rod 13, the threaded cylinder 15 connected to the rotating block 14 is sleeved outside the valve rod 13, the threaded cylinder 15 is movably connected to the inner wall of the suction chamber 2, and the piston 16 is disposed at the bottom end of the threaded cylinder 15, so that the liquid can be pushed conveniently, and the stroke of the valve rod 13 is effectively reduced.

In the fifth embodiment, on the basis of the fourth embodiment, as shown in fig. 1, a sealing sleeve 20 is sleeved outside the piston 16, so that the sealing performance is improved.

In the sixth embodiment, on the basis of the fourth embodiment, as shown in fig. 1, a stop plate 17 located at the top end of the threaded cylinder 15 is sleeved outside the valve rod 13, so that the valve rod 13 is stopped against the threaded cylinder 15.

Seventh embodiment, on the basis of the fourth embodiment, as shown in fig. 1, the clamping rods 18 are symmetrically arranged at the tops of the two sides of the threaded cylinder 15, and the clamping grooves 19 slidably connected with the clamping rods 18 are symmetrically arranged on the inner wall of the suction cavity 2, so that convenience is provided for movement of the threaded cylinder 15.

The working principle is as follows: when the liquid pump works, a worker puts liquid into the suction cavity 2, when the liquid needs to flow out through the second liquid outlet 7, the push rod 9 is pushed to drive the valve core 8 to move downwards, the second diversion groove 11 on the valve core 8 is communicated with the second communication groove 5, further the first communication groove 4 is blocked by the valve core 8 due to the design of the same horizontal plane of the second communication groove 5 and the second liquid outlet 7, then the knob 12 is pushed, the knob 12 drives the valve rod 13, the stop plate 17, the rotating block 14 and the threaded cylinder 15 to synchronously move downwards, further the piston 16 pushes the liquid, further the knob 12 is rotated, the knob 12 drives the valve rod 13 to rotate, the valve rod 13 drives the rotating block 14 to rotate, and through the connection relationship between the rotating block 14 and the threaded cylinder 15, and the sliding relation of cooperation kelly 18 and draw-in groove 19 makes screw thread section of thick bamboo 15 drive piston 16 move down, and then realizes the further propelling movement liquid of piston 16, this design can avoid the length design of valve rod 13 longer, and then reduced the space occupation of device, and then through the extrusion of piston 16 to liquid, make liquid get into guiding gutter two 11 and flow out through liquid outlet two 7 through communicating groove two 5, when needs liquid to flow out through liquid outlet one 6, then need move up case 8, make communicating groove one 4 and guiding gutter one 10 and liquid outlet one 6 intercommunication, make propelling mechanism 21 operate together after that, accomplish the transport of liquid.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A piston pump that multichannel switches, includes valve body (1), its characterized in that: suction chamber (2) and regulation chamber (3) that are located suction chamber (2) one side are seted up to the inside of valve body (1), be linked together through intercommunication groove (4) and intercommunication groove two (5) that are located intercommunication groove (4) below between suction chamber (2) and regulation chamber (3), liquid outlet one (6) and liquid outlet two (7) that are linked together with regulation chamber (3) are seted up to one side of valve body (1), and liquid outlet one (6) are located one side of liquid outlet two (7), and intercommunication groove one (4) are same height with liquid outlet one (6), intercommunication groove two (5) are same height with liquid outlet two (7), the inside of suction chamber (2) is equipped with push mechanism (21), the inside of adjusting chamber (3) is equipped with steering mechanism (22).

2. A multi-channel switching piston pump according to claim 1, characterized in that: steering mechanism (22) include case (8), push rod (9), guiding gutter (10) and guiding gutter two (11), and case (8) are located the interior bottom of adjusting chamber (3), and the top of case (8) is equipped with push rod (9), and the top of push rod (9) extends to the outside of adjusting chamber (3), has seted up guiding gutter (10) and guiding gutter two (11) on case (8), and guiding gutter (10) are located the top of guiding gutter two (11).

3. A multi-channel switching piston pump according to claim 2, characterized in that: the push rod (9) is of a T-shaped structure, the top end of the valve body (1) is provided with a mounting plate, and telescopic rods connected with the push rod (9) are symmetrically arranged at the top end of the mounting plate.

4. A multi-channel switching piston pump according to claim 1, characterized in that: push mechanism (21) include knob (12), valve rod (13), rotatory piece (14), a screw thread section of thick bamboo (15) and piston (16), valve rod (13) alternate in the inside of pumping chamber (2), and the top and the knob (12) of valve rod (13) are connected, the bottom of valve rod (13) is equipped with rotatory piece (14), the outside cover of valve rod (13) is equipped with a screw thread section of thick bamboo (15) of being connected with rotatory piece (14), and the inner wall swing joint of a screw thread section of thick bamboo (15) and pumping chamber (2), the bottom of a screw thread section of thick bamboo (15) is equipped with piston (16).

5. A multi-channel switching piston pump according to claim 4, characterized in that: and a sealing sleeve (20) is sleeved outside the piston (16).

6. A multi-channel switching piston pump according to claim 4, characterized in that: the outside cover of valve rod (13) is equipped with and is located backstop board (17) on screw thread section of thick bamboo (15) top.

7. A multi-channel switching piston pump according to claim 4, characterized in that: clamping rods (18) are symmetrically arranged at the tops of two sides of the threaded cylinder (15), and clamping grooves (19) which are connected with the clamping rods (18) in a sliding mode are symmetrically formed in the inner wall of the suction cavity (2).