CN218913124U - Displacement adjusting device of plunger pump - Google Patents

Displacement adjusting device of plunger pump Download PDF

Info

Publication number
CN218913124U
CN218913124U CN202222935652.7U CN202222935652U CN218913124U CN 218913124 U CN218913124 U CN 218913124U CN 202222935652 U CN202222935652 U CN 202222935652U CN 218913124 U CN218913124 U CN 218913124U
Authority
CN
China
Prior art keywords
sleeve
plunger pump
lifting shaft
concave area
area
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.)
Active
Application number
CN202222935652.7U
Other languages
Chinese (zh)
Inventor
李梦科
杨光华
蔡云涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Liyuan Hydraulic Co ltd
Original Assignee
Suzhou Liyuan Hydraulic Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Liyuan Hydraulic Co ltd filed Critical Suzhou Liyuan Hydraulic Co ltd
Priority to CN202222935652.7U priority Critical patent/CN218913124U/en
Application granted granted Critical
Publication of CN218913124U publication Critical patent/CN218913124U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Reciprocating Pumps (AREA)

Abstract

The utility model discloses a displacement adjusting device of a plunger pump, which comprises a sleeve (1) with an opening at the bottom, wherein a first concave area (2) with an inner hexagon is arranged at the opening of the sleeve (1), a grip (15) is arranged at the outer side of the sleeve (1), a lifting shaft (3) is arranged in the sleeve (1), the upper end of the lifting shaft (3) extends out of the sleeve (1) and is provided with a rotating rod (4), the lower end of the lifting shaft (3) extends into the first concave area (2), the section of the lower end of the lifting shaft (3) is hexagonal, a guide block (5) movably connected with the lifting shaft (3) is arranged above the first concave area (2), a pointer (6) extending out of the side wall of the sleeve (1) is arranged at one side of the guide block (5), a long hole (7) penetrated by the pointer (6) is arranged on the sleeve (1), and a scale area (8) is arranged at one side of the long hole (7). The utility model has the advantage of convenient operation.

Description

Displacement adjusting device of plunger pump
Technical Field
The utility model belongs to the field of plunger pumps, and particularly relates to a displacement adjusting device of a plunger pump.
Background
The plunger pump is required to be tested after assembly is completed, wherein displacement adjustment is the first step of plunger pump testing, and when displacement adjustment is carried out, a flow detection device is required to be installed at an outlet of the plunger pump, and the flow detection device is connected with a display through a controller, so that the size of output displacement of the plunger pump can be seen on the display. In order to avoid the display to be wetted by the water flow discharged by the plunger pump in a factory, the display is usually placed at a place far away from the plunger pump, one person looks at the display, and the other person adjusts the displacement screw (socket head cap screw) of the plunger pump under the command of the person responsible for looking at the display until the displacement meets the requirement. When the displacement screw is regulated, an adjuster needs to unscrew the nut on the displacement screw by using an open spanner, then screws the displacement screw by using an inner hexagonal spanner until the displacement meets the requirement, and screws the nut again, so that the displacement screw is prevented from loosening. Because the displacement is adjusted, double cooperation is needed, and more tools (including a detection device, a controller, a display, an open spanner and an internal hexagonal spanner) are used, the displacement adjustment is troublesome. Thus, there is a need for an adjustment device that is more convenient to operate.
Disclosure of Invention
The utility model aims to provide a displacement adjusting device of a plunger pump. The utility model has the advantage of convenient operation.
The technical scheme of the utility model is as follows: the utility model provides a plunger pump discharge capacity adjusting device, including bottom open-ended sleeve, telescopic opening part is equipped with the first sunk area of interior hexagonal, telescopic outside is equipped with the handle, be equipped with the lift axle in the sleeve, the upper end of lift axle stretches out the sleeve and is equipped with the bull stick, the lower extreme of lift axle stretches into in the first sunk area, the cross-section of lift axle lower extreme is the hexagon, the top in first sunk area is equipped with the guide block with lift axle swing joint, one side of guide block is equipped with the pointer that stretches out the sleeve lateral wall, be equipped with the slot hole that is passed by the pointer on the sleeve, one side of slot hole is equipped with the scale area.
In the displacement adjusting device of the plunger pump, a limiting ring fixed with the inner wall of the sleeve is arranged between the guide block and the first concave area.
In the foregoing displacement adjusting device for a plunger pump, the lifting shaft is provided with an annular body, the annular body is located above the limiting ring, the guide block is composed of two guide support blocks symmetrically distributed about the lifting shaft, the pointer is fixed on one of the guide support blocks, the guide support block is provided with a second concave area matched with the lifting shaft, and the guide support block is provided with a third concave area matched with the annular body.
In the displacement adjusting device of the plunger pump, a limiting block is arranged at the top of the sleeve, and the limiting block is connected with the sleeve through a screw.
In the foregoing displacement adjusting device for a plunger pump, a fourth concave area with an inner hexagon is arranged at the upper end of the lifting shaft, a plug post is arranged at the end part of the rotating rod, the appearance of the plug post is matched with the fourth concave area, and the plug post is spliced with the fourth concave area.
Compared with the prior art, the utility model has the advantages that the first concave area corresponding to the nut on the plunger pump is arranged at the bottom of the sleeve, the handle is arranged at the outer side of the sleeve, and the handle is used for driving the sleeve to rotate, so that the nut can be loosened or screwed; through set up the lift axle that lower extreme and plunger pump upper discharge capacity screw correspond in the sleeve to set up the bull stick on the lift axle, utilize the bull stick to drive the lift axle and rotate, make the discharge capacity screw by screw up or unscrew, realize the discharge capacity adjustment of plunger pump, the lift axle removes along with the discharge capacity screw, drives the pointer and removes, makes the pointer reading change, reflects the discharge capacity of current plunger pump, does not need instrument such as flow detection device, display, controller can directly read out the discharge capacity of current plunger pump, makes the discharge capacity adjustment of plunger pump comparatively convenient in the operation. Therefore, the utility model has the advantage of convenient operation.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the structure of the inside of the sleeve.
Fig. 3 is a schematic structural view of the guide branch block.
Fig. 4 is a schematic view of the present utility model in a use state.
The marks in the drawings are: the device comprises a 1-sleeve, a 2-first concave area, a 3-lifting shaft, a 4-rotating rod, a 5-guide block, a 6-pointer, a 7-long hole, an 8-scale area, a 9-limiting ring, a 10-annular body, a 11-second concave area, a 12-limiting block, a 13-fourth concave area, a 14-inserting column, a 15-handle and a 16-third concave area.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The utility model provides a plunger pump discharge capacity adjusting device, shown in fig. 1, includes bottom open-ended sleeve 1, and the opening part of sleeve 1 is equipped with the first sunk area 2 of interior hexagon, and the shape in first sunk area 2 matches with the nut shape on the plunger pump, the outside of sleeve 1 is equipped with handle 15, is equipped with lift axle 3 in the sleeve 1, and lift axle 3's upper end stretches out sleeve 1 and is equipped with bull stick 4, and lift axle 3's lower extreme stretches into in the first sunk area 2, and lift axle 3's cross-section is the hexagon, lift axle 3's lower extreme shape matches with the recess on the discharge capacity screw, and the top in first sunk area 2 is equipped with the guide block 5 with lift axle 3 swing joint, and one side of guide block 5 is equipped with the pointer 6 that stretches out sleeve 1 lateral wall, is equipped with the slot 7 that is passed by pointer 6 on the sleeve 1, and one side of slot 7 is equipped with scale zone 8.
And a limiting ring 9 fixed with the inner wall of the sleeve 1 is arranged between the guide block 5 and the first concave area 2. The limit ring 9 serves to limit the initial height position of the lifting shaft 3.
The lifting shaft 3 is provided with an annular body 10, the annular body 10 is positioned above the limiting ring 9, the guide block 5 consists of two guide support blocks symmetrically distributed about the lifting shaft 3, the pointer 6 is fixed on one of the guide support blocks, the guide support blocks are provided with a second concave area 11 matched with the lifting shaft 3, and the guide support blocks are provided with a third concave area 16 matched with the annular body 10.
The top of sleeve 1 is equipped with stopper 12, stopper 12 and sleeve 1 screwed connection, and stopper 12 is used for preventing that lift axle 3 from deviating from sleeve 1.
The upper end of the lifting shaft 3 is provided with a fourth concave area 13 with an inner hexagon, the end part of the rotating rod 4 is provided with a plug-in column 14, the shape of the plug-in column 14 is matched with the fourth concave area 13, and the plug-in column 14 is spliced with the fourth concave area 13. The displacement screw is generally obliquely arranged on the shell of the plunger pump, the rotating rod 4 is difficult to continuously rotate by a large angle, the rotating rod 4 and the lifting shaft 3 are arranged to be of a split structure, the rotating rod can be taken down from the lifting shaft 3 after rotating by a certain angle, and the rotating rod is connected to the lifting shaft 3 again after rotating by a certain angle, so that the rotating rod can continuously rotate, and interference with the shell of the plunger pump is avoided.
The utility model is used as follows: the sleeve 1 is fitted over the nut of the plunger pump, at which time the nut is inserted into the first recess 2 and the lower end of the lifting shaft 3 is inserted over the displacement screw of the plunger pump. The handle 15 is rotated, the nut is loosened, the rotating rod 4 is rotated, the rotating rod 4 drives the displacement screw to rotate, the displacement screw is screwed in-process and axially moves, the lifting shaft 3 is driven to axially move, the lifting shaft 3 drives the pointer 6 to move through the guide block 5, the number on the scale area 8 pointed by the pointer 6 is read, the displacement of the current plunger pump can be known, when the displacement is adjusted to meet the requirement, the nut is screwed through the handle 15, the displacement screw cannot be loosened, and the displacement adjustment of the plunger pump is completed.

Claims (5)

1. A displacement adjusting device of a plunger pump is characterized in that: including bottom open-ended sleeve (1), the opening part of sleeve (1) is equipped with the first sunk area (2) of interior hexagon, the outside of sleeve (1) is equipped with handle (15), be equipped with lift axle (3) in sleeve (1), lift axle (3) upper end stretches out sleeve (1) and is equipped with bull stick (4), lift axle (3) lower extreme stretches into in first sunk area (2), lift axle (3) lower extreme's cross-section is the hexagon, the top in first sunk area (2) is equipped with guide block (5) with lift axle (3) swing joint, one side of guide block (5) is equipped with pointer (6) that stretches out sleeve (1) lateral wall, be equipped with slot hole (7) that are passed by pointer (6) on sleeve (1), one side of slot hole (7) is equipped with scale area (8).
2. The displacement adjustment device of a plunger pump according to claim 1, wherein: a limiting ring (9) fixed with the inner wall of the sleeve (1) is arranged between the guide block (5) and the first concave area (2).
3. The displacement adjustment device of a plunger pump according to claim 2, wherein: the lifting shaft (3) is provided with an annular body (10), the annular body (10) is located above the limiting ring (9), the guide block (5) is composed of two guide support blocks symmetrically distributed about the lifting shaft (3), the pointer (6) is fixed on one of the guide support blocks, the guide support block is provided with a second concave area (11) matched with the lifting shaft (3), and the guide support block is provided with a third concave area (16) matched with the annular body (10).
4. The displacement adjustment device of a plunger pump according to claim 1, wherein: a limiting block (12) is arranged at the top of the sleeve (1), and the limiting block (12) is connected with the sleeve (1) through a screw.
5. The displacement adjustment device of a plunger pump according to claim 1, wherein: the upper end of the lifting shaft (3) is provided with a fourth concave area (13) with an inner hexagon, the end part of the rotating rod (4) is provided with a plug-in column (14), the appearance of the plug-in column (14) is matched with the fourth concave area (13), and the plug-in column (14) is spliced with the fourth concave area (13).
CN202222935652.7U 2022-11-04 2022-11-04 Displacement adjusting device of plunger pump Active CN218913124U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222935652.7U CN218913124U (en) 2022-11-04 2022-11-04 Displacement adjusting device of plunger pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222935652.7U CN218913124U (en) 2022-11-04 2022-11-04 Displacement adjusting device of plunger pump

Publications (1)

Publication Number Publication Date
CN218913124U true CN218913124U (en) 2023-04-25

Family

ID=86013266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222935652.7U Active CN218913124U (en) 2022-11-04 2022-11-04 Displacement adjusting device of plunger pump

Country Status (1)

Country Link
CN (1) CN218913124U (en)

Similar Documents

Publication Publication Date Title
CN218913124U (en) Displacement adjusting device of plunger pump
CN201162878Y (en) High pressure self-control valve
CN204851611U (en) Adjustable set pressure's water pump pressure controller
CN208669803U (en) A kind of Rapid connecting bolt
CN210966175U (en) Blind hole type screw hole scrap blowing assembly
CN211863545U (en) Medical instrument convenient to sleep is assisted
CN110575597A (en) Medical instrument convenient to sleep is assisted
CN208252082U (en) A kind of long-range control cementing cement head
CN207757773U (en) A kind of Wood-plastic profiles former
CN207033442U (en) A kind of convenient drawing out soil equipment extracted
CN206205063U (en) The base device of Fast Installation on fire hose caster bed
CN219673445U (en) Servo valve capable of automatically regulating pressure
CN108535416A (en) A kind of agricultural technology quality inspection device
CN207486148U (en) A kind of three-way pressure reducing valve
CN106014186B (en) A kind of foot of ladder adjusting means for red bayberry picking ladder
CN209603982U (en) A kind of mine liquid level sensor
CN219013790U (en) Face identification floodgate machine with adjustable height
CN210037493U (en) Wall body bearing measuring device
CN212059535U (en) Water sampling device with adjustable structure is administered to environment
CN219889217U (en) Pulp concentration sensor convenient to dismantle and overhaul
CN221116998U (en) Intelligent fluid loading and unloading arm
CN207921451U (en) A kind of rod positioning device of draining the oil of jack
CN215576701U (en) Height-adjustable's face identification temperature measurement all-in-one
CN208704183U (en) A kind of water heater support and solar water heater
CN213697852U (en) Ear massage device for otolaryngological department

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant