CN218297375U - Novel supplementary anchor clamps of plunger pump vibration test - Google Patents
Novel supplementary anchor clamps of plunger pump vibration test Download PDFInfo
- Publication number
- CN218297375U CN218297375U CN202222528797.5U CN202222528797U CN218297375U CN 218297375 U CN218297375 U CN 218297375U CN 202222528797 U CN202222528797 U CN 202222528797U CN 218297375 U CN218297375 U CN 218297375U
- Authority
- CN
- China
- Prior art keywords
- test
- plunger pump
- pump body
- fixture
- arc
- 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
Links
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a novel plunger pump vibration test auxiliary fixture relating to plunger pump detection technical field, including the fixture of fixed mounting on the test pump body, fixture cup joints on the casing of the test pump body, and fixture includes the mount pad, the terminal surface bilateral symmetry fixed mounting that carries on the back mutually of mount pad and test pump body output shaft has fixed extension board, is equipped with between the adjacent fixed extension board and adjusts the swivel nut, and both ends have the screw rod through threaded connection about adjusting the swivel nut, and the screw rod passes fixed extension board and is connected with the arc cardboard, and mount pad upper end fixed mounting has a journal stirrup seat, and journal stirrup seat upper end has the backup pad through spacing bolted connection, and the backup pad rotates through the screw thread to be connected with the keysets, and keyset upper end fixed mounting has acceleration sensor. The vibration signal testing of the triangular coordinate system can be realized through a single acceleration sensor, the utilization rate of resources is improved, and the device is worthy of popularization and application.
Description
Technical Field
The utility model relates to a plunger pump detects technical field, specifically is a novel plunger pump vibration test auxiliary clamp.
Background
Plunger pumps are an important device of hydraulic systems. The volume of the sealed working cavity is changed by the reciprocating motion of the plunger in the cylinder body, so that oil absorption and oil pressing are realized. The traditional axial plunger pump adopts a mechanical variable structure, has a complex structure, and has the problems of insufficient constant power control precision and the like. The production of plunger pump trouble also is gradual change process usually, and the fault accumulation just can produce the destruction to a certain extent promptly, if can take place to shut down when the hydraulic pump damages and change components and parts, will save the cost, improve engineering efficiency. The failure detection of the plunger pump developed up to now only depends on manual determination of failure cause and failure position based on experience (expert database) or displacement, which causes the failure diagnosis efficiency of the existing plunger pump to be low.
Through a large number of tests on the faults of the plunger pump, it is found that the corresponding vibration signal energy on the surface of the pump shell is obviously different under the two conditions that a normal pump and the fault pump work, so that the effective test method is usually selected to analyze the vibration signal characteristics of the shell to research the concurrent fault mechanism of the plunger pump.
In the prior art, as patents: CN202110712033.9 aviation plunger pump vibration test auxiliary clamp, it is through setting up 3 intermediate speed sensors and test the vibration signal on the different directions, though can improve the vibration test accuracy of plunger pump, nevertheless, the installation is fixed relatively unstable, and it needs to adopt a plurality of sensors, has caused the waste of resource. To this, provide a novel supplementary anchor clamps of plunger pump vibration test.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel supplementary anchor clamps of plunger pump vibration test to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel plunger pump vibration test auxiliary fixture, includes the fixture of fixed mounting on the test pump body, fixture cup joints on the casing of the test pump body, fixture includes the mount pad, the mount pad activity cup joints on the test pump body, the back of the body terminal surface bilateral symmetry fixed mounting that back of the body was carried on with test pump body output shaft to the mount pad has fixed extension board, and is adjacent be equipped with between the fixed extension board and adjust the swivel nut, both ends have the screw rod through threaded connection about adjusting the swivel nut, the screw rod passes fixed extension board and is connected with the arc cardboard, the screw rod passes through threaded connection with fixed extension board, and is adjacent the arc cardboard opposite face is equipped with the antiskid groove of a plurality of equidistant settings, mount pad upper end fixed mounting has a lug seat, lug seat upper end has the backup pad through spacing bolted connection, the backup pad rotates through the screw thread and is connected with the keysets, keysets up end fixed mounting has acceleration sensor.
Preferably, the limiting bolt is connected with a fixing nut through threads, and the fixing nut is fixedly installed on the supporting plate.
Preferably, the fixing nut is arranged on the end face, back to the inserting direction of the limiting bolt, of the supporting plate.
Preferably, the lug seat is arranged between the adjacent arc-shaped clamping plates, and the lug seat is arranged on the rear side of the arc-shaped clamping plate.
Preferably, the arc-shaped clamping plates are symmetrically arranged on the left side and the right side of the test pump body.
Preferably, the mounting seat is collinear with the center of the test pump body, and the mounting seat is arranged on the rear side of the arc-shaped clamping plate.
Preferably, the outer diameter of the mounting seat is larger than that of the test pump body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the novel auxiliary clamp for the vibration test of the plunger pump, the adjacent screw rods move inwards at the same time by rotating the adjusting bolt, so that the distance between the adjacent arc-shaped clamping plates can be reduced, the shell of the test pump can be held, the adjustment operation is convenient, the novel auxiliary clamp can be suitable for the plunger pump with small size difference, the application range of the auxiliary test clamp is improved, meanwhile, the clamping mechanism is arranged on the output shaft of the plunger pump, the normal use of the plunger pump is not influenced, the clamping mechanism and the center of the plunger pump can be collinear, and the arc-shaped clamping plates are further assisted to enhance the fixing effect of the clamping mechanism and the plunger pump;
2. this kind of novel plunger pump vibration test auxiliary fixture through set up the recess in the mount pad top to at the inside lug seat that sets up of recess, lug seat top is through spacing bolted connection backup pad, backup pad tip threaded connection keysets, fixes acceleration sensor on the keysets, through single acceleration sensor, can realize the vibration signal test of triangular coordinate system, according to vibration signal, through the threshold value with set up in advance relatively, test model machine controller can judge whether the plunger pump breaks down.
Drawings
Fig. 1 is a schematic view of the local explosion of the present invention;
FIG. 2 is a schematic view of the clamping mechanism of the present invention;
FIG. 3 is an enlarged schematic view of the M position of the present invention;
FIG. 4 is a schematic front view of the clamping mechanism of the present invention;
fig. 5 is a schematic side view of the present invention.
In the figure: 1. testing the pump body; 2. a clamping mechanism; 20. an adapter plate; 21. a support plate; 22. a mounting seat; 23. an arc-shaped clamping plate; 24. an anti-slip groove; 25. fixing a support plate; 26. a screw; 27. adjusting a threaded sleeve; 28. an ear supporting seat; 3. a limit bolt; 31. fixing a nut; 4. an acceleration sensor.
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 efforts all belong to the protection scope of the present invention.
The embodiment is as follows: referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a novel supplementary anchor clamps of plunger pump vibration test, this application mainly to prior art, as the patent: CN202110712033.9 an aviation plunger pump vibration test auxiliary fixture, it is through setting up 3 intermediate speed sensors to test vibration signal on the different directions, though can improve the vibration test accuracy of plunger pump, nevertheless, the installation is fixed relatively unstable, and it needs to adopt a plurality of sensors, has caused the extravagant problem of resource to improve. The specific scheme is as follows: including fixture 2 of fixed mounting on the test pump body 1, fixture 2 cup joints on the casing of the test pump body 1, and fixture 2 embolias from one side of keeping away from the 1 output shaft of the test pump body, neither influences the normal use of the test pump, can make fixture 2 and test pump center collineation again, further assists the fixed effect of reinforcing fixture 2 and the test pump body 1.
Referring to fig. 2, the clamping mechanism 2 includes a mounting seat 22, the mounting seat 22 is movably sleeved on the test pump body 1, wherein the center of the mounting seat 22 and the center of the test pump body 1 are collinear, and the mounting seat 22 is disposed at the rear side of the arc-shaped clamping plate 23. The outer diameter of the mounting seat 22 is larger than that of the test pump body 1.
The mounting seat 22 and the end face of the output shaft of the test pump body 1, which is opposite to the end face, are symmetrically and fixedly provided with fixing support plates 25, wherein the fixing support plates 25 and the mounting seat 22 are integrally processed, and the fixing support plates 25 are symmetrically arranged at two end parts of the mounting seat 22.
Further, an adjusting threaded sleeve 27 is arranged between the adjacent fixed support plates 25, the left end and the right end of the adjusting threaded sleeve 27 are connected with screw rods 26 through threads, the screw rods 26 penetrate through the fixed support plates 25 to be connected with arc-shaped clamping plates 23, and the arc-shaped clamping plates 23 are symmetrically arranged on the left side and the right side of the test pump body 1. When through arc cardboard 23 to the test pump body 1 centre gripping operation, only need rotate the regulation swivel nut 27, make adjacent screw rod 26 simultaneously inward movement, until arc cardboard 23 and the contact of the test pump body 1, wherein, the butt joint of arc cardboard 23 has flexible rubber, through the setting of flexible rubber, when through arc cardboard 23 to the test pump body 1 centre gripping operation, can reduce arc cardboard 23 and the contact in-process of the test pump body 1, to the damage that the test pump body 1 caused, the processingquality of test pump has effectively been ensured, this anchor clamps can be applicable to the plunger pump of different external diameters, after it is fixed with the plunger pump and accomplishes, in order to increase the effect of plunger pump test, can be through filling the colloid between the arc cardboard 23, through the interpolation of colloid, can improve the fixed stability of this anchor clamps and the test pump body 1, can increase the test effect of plunger pump.
Wherein, screw rod 26 passes through threaded connection with fixed extension board 25, is equipped with a plurality of equidistant anti-skidding grooves 24 that set up at adjacent arc cardboard 23 opposite face, and the contact friction between the arc cardboard 23 and the test pump body 1 can be strengthened to offering of anti-skidding groove 24, has improved fixture 2 and test pump body 1's fixed stability.
Further, an ear support 28 is fixedly mounted at the upper end of the mounting seat 22, wherein the ear support 28 and the mounting seat 22 are integrally processed, the ear support 28 is disposed between adjacent arc-shaped clamping plates 23, and the ear support 28 is disposed at the rear side of the arc-shaped clamping plates 23. The upper end of the lug seat 28 is connected with a support plate 21 through a limit bolt 3, the limit bolt 3 is connected with a fixing nut 31 through threads, and the fixing nut 31 is fixedly installed on the support plate 21. The fixing nut 31 is arranged on the end face of the support plate 21 opposite to the insertion direction of the limit bolt 3. The support plate 21 is rotatably connected with an adapter plate 20 through threads, and the acceleration sensor 4 is fixedly mounted on the upper end face of the adapter plate 20. As shown in fig. 1, in which the setting state of the acceleration sensor 4 is horizontal, at this time, a vibration signal test of the Z axis can be tested; the supporting plate 21 is rotated by 90 degrees through reversely rotating the limiting bolt 3, so that the supporting plate is vertically arranged, and the vibration signal of the Y axis can be tested; under above-mentioned state, rotate keysets 20, at this moment, alright in order to the vibration signal test of X axle, need not to adopt a plurality of acceleration sensor 4, under the prerequisite of guaranteeing plunger pump test effect, improved the utilization ratio of resource.
When the novel auxiliary clamp for the vibration test of the plunger pump is fixedly installed on a test pump body 1, a mounting seat 22 is sleeved on a shell of the test pump body 1 from one end part far away from the test pump body 1 according to the position shown in fig. 1, the distance between adjacent arc-shaped clamping plates 23 is adjusted according to the size of the test pump body 1, so that the inner side surfaces of the arc-shaped clamping plates 23 are in contact with the test pump body 1, after the position is fixed, colloid can be filled between the arc-shaped clamping plates 23, the fixing stability of the clamp and the test pump body 1 can be improved through the addition of the colloid, and the test effect of the plunger pump can be improved; to the interval regulation of adjacent arc cardboard 23, can adjust swivel nut 27 through rotating, adjust the upper and lower tip of swivel nut 27 and all set up, can effectively ensure the fixed effect of fixture 2 and test pump, when needs are tested the vibration signal of different coordinate system axles, only need be through rotating spacing bolt 3, make spacing bolt 3 and fixation nut 31's interval increase, thereby can make backup pad 21 rotate certain angle around spacing bolt, and then make acceleration sensor 4 can be different states, thereby accomplish the vibration signal test to different coordinate system axles.
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 (7)
1. The utility model provides a novel supplementary anchor clamps of plunger pump vibration test, includes fixture (2) of fixed mounting on the test pump body (1), its characterized in that: fixture (2) cup joints on the casing of the test pump body (1), fixture (2) include mount pad (22), mount pad (22) activity is cup jointed on the test pump body (1), mount pad (22) and test pump body (1) output shaft back of the body terminal surface bilateral symmetry fixed mounting have fixed extension board (25), and are adjacent be equipped with between fixed extension board (25) and adjust swivel nut (27), both ends have screw rod (26) through threaded connection about adjusting swivel nut (27), screw rod (26) pass fixed extension board (25) and are connected with arc cardboard (23), screw rod (26) and fixed extension board (25) pass through threaded connection, and are adjacent arc cardboard (23) opposite face is equipped with a plurality of equidistant antiskid groove (24) that set up, mount pad (22) upper end fixed mounting has a lug seat (28), lug seat (28) upper end is connected with backup pad (21) through spacing bolt (3), backup pad (21) are connected with adapter plate (20) through the screw rotation, adapter plate (20) upper end fixed mounting has acceleration sensor (4).
2. The novel auxiliary clamp for vibration test of the plunger pump as claimed in claim 1, wherein: the limiting bolt (3) is connected with a fixing nut (31) through threads, and the fixing nut (31) is fixedly installed on the supporting plate (21).
3. The novel auxiliary clamp for vibration test of the plunger pump as claimed in claim 2, wherein: the fixing nut (31) is arranged on the end face, back to the inserting direction of the limiting bolt (3), of the supporting plate (21).
4. The novel auxiliary clamp for vibration test of the plunger pump as claimed in claim 1, wherein: the lug seats (28) are arranged between the adjacent arc-shaped clamping plates (23), and the lug seats (28) are arranged on the rear sides of the arc-shaped clamping plates (23).
5. The novel auxiliary clamp for vibration test of the plunger pump as claimed in claim 1, wherein: the arc-shaped clamping plates (23) are symmetrically arranged on the left side and the right side of the test pump body (1).
6. The novel auxiliary clamp for vibration test of the plunger pump as claimed in claim 1, wherein: the mounting seat (22) and the center of the test pump body (1) are collinear, and the mounting seat (22) is arranged on the rear side of the arc-shaped clamping plate (23).
7. The novel auxiliary clamp for vibration test of the plunger pump as claimed in claim 1, wherein: the outer diameter of the mounting seat (22) is larger than that of the test pump body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222528797.5U CN218297375U (en) | 2022-09-23 | 2022-09-23 | Novel supplementary anchor clamps of plunger pump vibration test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222528797.5U CN218297375U (en) | 2022-09-23 | 2022-09-23 | Novel supplementary anchor clamps of plunger pump vibration test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218297375U true CN218297375U (en) | 2023-01-13 |
Family
ID=84804614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222528797.5U Active CN218297375U (en) | 2022-09-23 | 2022-09-23 | Novel supplementary anchor clamps of plunger pump vibration test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218297375U (en) |
-
2022
- 2022-09-23 CN CN202222528797.5U patent/CN218297375U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203310603U (en) | Moveable measuring mechanism for high-speed wind tunnel | |
| CN107520708A (en) | One kind, which is floated, perceives grinding head device | |
| CN218297375U (en) | Novel supplementary anchor clamps of plunger pump vibration test | |
| CN206814128U (en) | swing balance tension device | |
| CN218725245U (en) | Static force loading test device for fixed wing of aircraft | |
| CN207255888U (en) | Float and perceive grinding head device | |
| CN205157090U (en) | Hydraulic dynamometer strutting arrangement | |
| CN202226571U (en) | Tensioning roller device for sleeve bracket of tower crane | |
| CN214212259U (en) | Boring cutter special fixture for boring machine | |
| CN210570730U (en) | Electromagnetic eddy current sensor | |
| CN212989136U (en) | Multi-environment anti-skid detection device for automobile tire production | |
| CN209254874U (en) | A kind of Vertical Mill emery wheel adjustable limiting device | |
| CN206399384U (en) | A kind of silicon pole crest line detection means and silicon pole cutting equipment | |
| CN110631751A (en) | Sensitive axis torque sensor of response | |
| CN211759015U (en) | Protection hook device of threading machine auxiliary engine | |
| CN111421575A (en) | Gravity balancing device on pitch joint of medical robot | |
| CN221056038U (en) | High altitude hanging flower basket stability detection device | |
| CN210499862U (en) | Turning device for hydraulic press packaging | |
| CN212647076U (en) | Integrated pneumatic crimping machine for processing jumper wire of communication optical cable | |
| CN218937696U (en) | Bridge overload detection device based on structural deformation | |
| CN219736828U (en) | Adjustable automobile detection bracket | |
| CN212744326U (en) | Screw compressor pressure transmission device capable of drying gas | |
| CN205091117U (en) | Online check gauge of relief valve | |
| CN221148061U (en) | Test bench for vibration test of rotor bearing | |
| CN221628580U (en) | Detection device for tail car lifting oil cylinder of stacker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |