CN211819883U

CN211819883U - Disc cam plunger pump

Info

Publication number: CN211819883U
Application number: CN201921742763.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhou Ningtao
Current assignee: Daqing Dannuo Petroleum Technology Development Co.,Ltd.
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-10-30
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a disc cam plunger pump, which comprises a motor, the motor shaft of motor rotates installs the plunger pump, the lower extreme difference fixed mounting of motor and plunger pump has the base, the left and right sides of base fixed mounting has the sliding sleeve respectively, sliding sleeve slidable mounting has the gag lever post, the lower extreme of gag lever post is installed the board that takes precautions against earthquakes through the screw thread, the even fixed mounting in upper end of the board that takes precautions against earthquakes has the mounting, the upper end fixed mounting of mounting has the sprue. This disc cam plunger pump is connected with the ejector pin respectively through first spring and second spring for the lower extreme of base has the effect of a buffering, reduces the vibrations that the plunger pump during operation produced, avoids the plunger pump inside and the exterior part lax to drop, and through being connected of constant head tank and locating bar, avoids bolt and shockproof board to break away from simultaneously, avoids the bolt to lose, postpones the job schedule.

Description

Disc cam plunger pump

Technical Field

The utility model relates to a plunger pump technical field specifically is a disc cam plunger pump.

Background

The plunger pump is an important device of the hydraulic system. The plunger reciprocates in the cylinder body to change the volume of the sealed working cavity so as to absorb and press oil. The plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like.

At present disc cam plunger pump is at the during operation, all fix the plunger pump on the base, and because the plunger constantly is reciprocating motion, the plunger pump can vibrations, vibrations can make the inside and outside part of plunger pump slowly become flexible, lead to the unable normal work of plunger pump, the plunger pump is all through the bolt fastening on external object simultaneously, because often need remove the plunger pump, lead to taking out the board that takes precautions against earthquakes to the bolt, because the bolt is small, lose very easily, so often need look for the bolt when the installation plunger pump, lead to work to postpone going on.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disk cam plunger pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a disc cam plunger pump comprises a motor, wherein a plunger pump is rotatably installed on a motor shaft of the motor, a base is fixedly installed at the lower ends of the motor and the plunger pump respectively, sliding sleeves are fixedly installed on the left side and the right side of the base respectively, limiting rods are slidably installed on the sliding sleeves, a shockproof plate is installed at the lower end of each limiting rod through threads, a fixing piece is uniformly and fixedly installed at the upper end of each shockproof plate, and a blocking block is fixedly installed at the upper end of each fixing piece;

the utility model discloses a damping device, including mounting, ejector pin, second spring, bolt, the mounting slidable mounting has the ejector pin, the ejector pin has cup jointed first spring, the upper end fixed connection of first spring is on the lower extreme surface of sprue, the lower extreme fixed connection of first spring is at the lower extreme surface of ejector pin, the lower extreme fixedly connected with second spring of ejector pin, the lower extreme fixed connection of second spring is on the inboard bottom surface of mounting, the upper end of ejector pin and the lower extreme surface contact of base, the bolt is installed respectively to the left and right sides of shockproof board.

Preferably, the bolt is provided with a positioning groove, the left side and the right side of the shockproof plate are respectively provided with a through hole, and the left side and the right side of the shockproof plate are respectively provided with a square rod in a sliding manner.

Preferably, the square rod is sleeved with a ring-shaped piece, the lower end of the ring-shaped piece is fixedly connected with a third spring, and the lower end of the third spring is fixedly connected with a disc.

Preferably, the third spring is sleeved on the surface of the square rod, the lower end of the square rod is fixedly connected with the disc, and the square rod is clamped with the lower end of the shockproof plate.

Preferably, a positioning rod is fixedly mounted on one side of the annular member and is in sliding connection with the positioning groove.

Preferably, the lower extreme left and right sides of loop forming element is equipped with square groove respectively, the upper end left and right sides of disc is fixed mounting respectively has square piece, square piece and square groove joint.

Compared with the prior art, the beneficial effects of the utility model are that: this disc cam plunger pump is connected with the ejector pin respectively through first spring and second spring for the lower extreme of base has the effect of a buffering, reduces the vibrations that the plunger pump during operation produced, avoids the plunger pump inside and the exterior part lax to drop, and through being connected of constant head tank and locating bar, avoids bolt and shockproof board to break away from simultaneously, avoids the bolt to lose, postpones the job schedule.

Drawings

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

FIG. 2 is an enlarged view of the joint between the bolt and the shockproof plate of the present invention;

fig. 3 is an enlarged top cross-sectional view of the junction between the square rod and the circular disc of the present invention.

In the figure: the device comprises a motor 1, a motor shaft 2, a plunger pump 3, a base 4, a sliding sleeve 5, a limiting rod 6, a shockproof plate 7, a fixing part 8, a blocking block 9, a mandril 10, a first spring 11, a second spring 12, a bolt 13, a positioning groove 14, a through hole 15, a square rod 16, a ring part 17, a third spring 18, a disc 19, a positioning rod 20, a square groove 21 and a square block 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a disc cam plunger pump comprising a motor 1, the type of motor 1: Y160M2-2 series, the plug and the external power supply of motor 1 peg graft, belong to prior art, motor 1's motor shaft 2 rotates installs plunger pump 3, the model of plunger pump 3: YB series, the lower ends of a motor 1 and a plunger pump 3 are respectively fixedly provided with a base 4, the left and right sides of the base 4 are respectively fixedly provided with a sliding sleeve 5, the sliding sleeve 5 is slidably provided with a limiting rod 6, the base 4 is connected with a shockproof plate 7 through the connection of the limiting rod 6 and the sliding sleeve 5, the lower end of the limiting rod 6 is provided with the shockproof plate 7 through threads, the upper end of the shockproof plate 7 is uniformly and fixedly provided with a fixing piece 8, the upper end of the fixing piece 8 is fixedly provided with a block 9, the block 9 prevents a mandril 10 from separating from the fixing piece 8, the fixing piece 8 is slidably provided with a mandril 10, the mandril 10 is sleeved with a first spring 11, the upper end of the first spring 11 is fixedly connected on the lower end surface of the block 9, the lower end of the first spring 11 is fixedly connected on the lower end surface of the mandril 10, the lower end of, the upper end of the mandril 10 is contacted with the lower end surface of the base 4;

bolts 13 are respectively arranged at the left side and the right side of the shockproof plate 7, the bolts 13 are provided with positioning grooves 14, the left side and the right side of the shockproof plate 7 are respectively provided with through holes 15, the left side and the right side of the shockproof plate 7 are respectively provided with square rods 16 in a sliding way, the square rods 16 are sleeved with ring-shaped pieces 17, the lower ends of the ring-shaped pieces 17 are fixedly connected with third springs 18, the lower ends of the third springs 18 are fixedly connected with discs 19, the third springs 18 are sleeved on the surfaces of the square rods 16, the lower ends of the square rods 16 are fixedly connected with discs 19, the square rods 16 are clamped with the lower ends of the shockproof plate 7, one side of each ring-shaped piece 17 is fixedly provided with a positioning rod 20, the positioning rod 20 is in a sliding way connected with the positioning grooves 14, the bolts 13 cannot be separated from the interior of the shockproof plate 7 through the connection of, the left side and the right side of the upper end of the disc 19 are respectively and fixedly provided with a square block 22, and the square blocks 22 are clamped with the square grooves 21.

The utility model discloses when concrete implementation: when the shockproof plate 7 needs to be fixed on an external object, the square rod 16 is firstly moved upwards to separate the lower end of the square rod 16 from the lower end of the shockproof plate 7, the third spring 18 is compressed under stress, the disc 19 moves upwards along with the square rod 16, when the square block 22 is clamped with the square groove 21, the square rod 16 is rotated to drive the ring part 17 to move leftwards by the square rod 16, the positioning rod 20 moves leftwards, then the bolts 13 respectively penetrate through the left side and the right side of the shockproof plate 7 to be connected with the external object through the bolts 13, when the bolts 13 need to be disassembled, the bolts 13 are separated from the external object, then the positioning rod 20 is slidably connected with the positioning groove 14 again, at this time, the bolts 13 are fixed inside the shockproof plate 7, when the shockproof plate 7 needs to be installed at the lower end of the base 4, the limiting rod 6 firstly penetrates through the inside the sliding sleeve 5, then the lower end of the limit rod 6 is connected with the shockproof plate 7, at this time, the shockproof plate 7 is installed at the lower end of the base 4, when the shockproof device works, the plunger pump 3 is driven by the motor 1 to vibrate, so that the base 4 is stressed to move downwards, the base 4 gives a downward moving force to the ejector rod 10, the second spring 12 is compressed, meanwhile, the first spring 11 stretches to push the ejector rod 10 to move downwards, the limit rod 6 is connected with the sliding sleeve 5 in a sliding manner, then, the second spring 12 stretches to push the first spring 11 to compress, the buffering effect is achieved, the buffering effect is increased through the combination of the first spring 11 and the second spring 12, the change of the first spring 11 and the second spring 12 is accelerated, the lower end of the base 4 is respectively connected with the ejector rod 10 through the first spring 11 and the second spring 12, the action of the buffering force is achieved, the vibration generated when the plunger pump 3 works is reduced, the loosening of internal and external parts of the plunger pump 3 is, meanwhile, the positioning groove 14 is connected with the positioning rod 20, so that the bolt 13 is prevented from being separated from the shockproof plate 7, the bolt 13 is prevented from being lost, and the work progress is delayed.

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 disc cam plunger pump, comprising an electric motor (1), characterized in that: a plunger pump (3) is rotatably mounted on a motor shaft (2) of the motor (1), a base (4) is fixedly mounted at the lower ends of the motor (1) and the plunger pump (3) respectively, sliding sleeves (5) are fixedly mounted at the left side and the right side of the base (4) respectively, a limiting rod (6) is slidably mounted on each sliding sleeve (5), a shockproof plate (7) is mounted at the lower end of each limiting rod (6) through threads, a fixing piece (8) is uniformly and fixedly mounted at the upper end of each shockproof plate (7), and a blocking block (9) is fixedly mounted at the upper end of each fixing piece (8);

mounting (8) slidable mounting has ejector pin (10), first spring (11) have been cup jointed in ejector pin (10), the upper end fixed connection of first spring (11) is at the lower extreme surface of sprue (9), the lower extreme fixed connection of first spring (11) is at the lower extreme surface of ejector pin (10), the lower extreme fixedly connected with second spring (12) of ejector pin (10), the lower extreme fixed connection of second spring (12) is at the inboard bottom surface of mounting (8), the upper end of ejector pin (10) and the lower extreme surface contact of base (4), bolt (13) are installed respectively to the left and right sides of shockproof board (7).

2. A disc cam plunger pump as defined in claim 1, wherein: the bolt (13) is provided with a positioning groove (14), the left side and the right side of the shockproof plate (7) are respectively provided with a through hole (15), and the left side and the right side of the shockproof plate (7) are respectively provided with a square rod (16) in a sliding manner.

3. A disc cam plunger pump according to claim 2, wherein: the square rod (16) is sleeved with a ring-shaped piece (17), the lower end of the ring-shaped piece (17) is fixedly connected with a third spring (18), and the lower end of the third spring (18) is fixedly connected with a disc (19).

4. A disc cam plunger pump according to claim 3, wherein: the third spring (18) is sleeved on the surface of the square rod (16), the lower end of the square rod (16) is fixedly connected with the disc (19), and the square rod (16) is connected with the lower end of the shockproof plate (7) in a clamping mode.

5. A disc cam plunger pump according to claim 3, wherein: one side of the annular piece (17) is fixedly provided with a positioning rod (20), and the positioning rod (20) is connected with the positioning groove (14) in a sliding manner.

6. A disc cam plunger pump according to claim 3, wherein: the lower extreme left and right sides of loop forming element (17) is equipped with square groove (21) respectively, the upper end left and right sides of disc (19) is fixed mounting respectively has square piece (22), square piece (22) and square groove (21) joint.