CN116067712A

CN116067712A - A pipe is taken to lubricating grease for lubricating grease moisture survey

Info

Publication number: CN116067712A
Application number: CN202310134826.6A
Authority: CN
Inventors: 郑亚娥; 柴虹宇; 李林芳; 王舒
Original assignee: Maoming Nanhai Changcheng Petrochemical Co ltd
Current assignee: Maoming Nanhai Changcheng Petrochemical Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-05-05
Anticipated expiration: 2043-02-20
Also published as: CN116067712B

Abstract

The invention relates to the technical field of lubricating grease experimental instruments, in particular to a lubricating grease taking pipe for measuring the moisture of lubricating grease. The invention provides a grease taking pipe for measuring the moisture content of grease, which can improve the accuracy of a measurement result by removing cavitation in the grease and stirring the grease. A pipe is taken to lubricating grease for lubricating grease moisture survey, including taking the pipe main part, taking the material of pipe main part and be transparent glass material, take the pipe main part from taking the scale, still including extrusion mechanism and rabbling mechanism, take and be equipped with the extrusion mechanism that is used for eliminating the cavitation bubble in the lubricating grease in the pipe main part, take and be equipped with the rabbling mechanism that is used for stirring the lubricating grease in the pipe main part. Through first stripper plate downwardly moving, can extrude the inside cavitation bubble of lubricating grease to avoid the cavitation bubble to squeeze up the space of lubricating grease, thereby make the interior abundant lubricating grease of taking the ware main part, do benefit to the accuracy that improves the measurement of lubricating grease moisture.

Description

A pipe is taken to lubricating grease for lubricating grease moisture survey

Technical Field

The invention relates to the technical field of lubricating grease experimental instruments, in particular to a lubricating grease taking pipe for measuring the moisture of lubricating grease.

Background

The grease is a semisolid substance, when the moisture of the grease is measured, firstly the grease on the surface layer of a sample needs to be scraped by a scraper, then at least three parts which are not close to the wall are sampled by a taking pipe, the sampled grease is uniformly stirred, then 20-25g of the sampled grease with the error less than +/-0.1 g is weighed, and then the weighed grease is put into a round bottom flask, and the subsequent operation of the moisture measurement is continued.

Patent publication No. CN204575492U discloses a grease moisture measuring device for measuring the moisture of grease, which comprises a sleeve, wherein a push rod is sleeved in the sleeve; the sleeve is provided with an upper port and a lower port, two sides of the lower end face of the sleeve are symmetrically provided with two straight sliding grooves, and a baffle for closing the lower port of the sleeve is arranged in each straight sliding groove; the upper end of the push rod extends out of the upper port, a hand push plate is arranged at the upper end of the push rod, and a sealing pressing plate is arranged at the lower end of the push rod; the outer periphery of the sealing pressing plate abuts against the inner side wall of the sleeve.

In the above patent, in the process of taking grease, grease is directly filled into a sleeve, then the grease is filled into a round bottom flask, in the process of taking the grease, the grease possibly generates cavitation bubbles to influence the accuracy of the measurement of the moisture of the grease, in addition, when the grease is taken, the grease cannot be stirred, the grease and the moisture can be unevenly mixed to influence the accuracy of the measurement of the moisture of the grease, in view of the above problems, we design a grease taking pipe for measuring the moisture of the grease, which improves the accuracy of the measurement result by removing the cavitation bubbles in the grease and stirring the grease.

Disclosure of Invention

In order to overcome the defects that the grease in the prior art possibly generates cavitation bubbles and cannot be stirred, so that the accuracy of the measurement of the moisture of the grease is affected, the invention provides a grease taking pipe for measuring the moisture of the grease, which is used for improving the accuracy of a measurement result by removing the cavitation bubbles in the grease and stirring the grease.

A pipe is taken to lubricating grease for lubricating grease moisture survey, including taking the pipe main part, taking the material of pipe main part and be transparent glass material, take the pipe main part from taking the scale, still including extrusion mechanism and rabbling mechanism, take and be equipped with the extrusion mechanism that is used for eliminating the cavitation bubble in the lubricating grease in the pipe main part, take and be equipped with the rabbling mechanism that is used for stirring the lubricating grease in the pipe main part.

Preferably, the extrusion mechanism is including first extrusion pole, the bracing piece, first extrusion board, the second extrusion board, ejector pin and baffle, take pipe main part lower part joint and have the baffle, take inside slidingtype the being connected with of pipe main part and first extrusion board, circumference evenly open on the first extrusion board has a plurality of through-hole, take inside slidingtype the being connected with of pipe main part and second extrusion board, second extrusion board bottom circumference evenly is connected with a plurality of lugs, lug on the second extrusion board and the through-hole one-to-one on the first extrusion board, first extrusion board and second extrusion board block, install first extrusion pole on the first extrusion board, the bracing piece is installed to first extrusion pole upper portion left and right sides symmetry, second extrusion board upper portion left and right sides all is connected with the ejector pin, ejector pin and first extrusion pole slidingtype connection, ejector pin and first extrusion pole all are connected with take pipe main part slidingtype.

Preferably, the stirring mechanism comprises a stirring rod, a stirring block, an extension rod, a bolt and a first spring, wherein the stirring rod is connected with the first extrusion rod in a sliding manner, the stirring block is connected with the lower part of the stirring rod in a circumferential uniform rotating manner, the extension rod is connected with the inner part of the stirring rod in a sliding manner, the upper part and the lower part of the extension rod are connected with the bolt in a sliding manner, the bolt on the upper part is clamped between the stirring rod and the extension rod, the bolt on the lower part is contracted inside the stirring rod, and the first spring is connected between the bolt and the extension rod.

Preferably, the air-tight device further comprises a sealing mechanism for sealing the lower part of the taking pipe main body and preventing lubricating grease from leaking, the sealing mechanism comprises an air cylinder, fixing blocks, a soft air pipe and an air bag, the fixing blocks are arranged on the upper part and the middle part of the taking pipe main body, the air cylinder is connected between the fixing blocks, a supporting rod on the right side is connected with a piston rod of the air cylinder, the soft air pipe is connected with the lower part of the air cylinder, the soft air pipe is communicated with the air cylinder, the air bag is arranged on the upper part of the baffle, the air bag is communicated with the soft air pipe, and the air bag is provided with a one-way valve.

Preferably, the stirring device further comprises a scraping mechanism for scraping residual lubricating grease on the stirring blocks, the scraping mechanism comprises a second extrusion rod and a scraping plate, the left side and the right side of the stirring rod are both connected with the second extrusion rod in a sliding mode, the scraping plate is connected between the lower parts of the second extrusion rods, square holes are uniformly formed in the scraping plate in the circumferential direction, and each stirring block corresponds to each square hole in the scraping plate one by one.

Preferably, the fixing mechanism for fixing the baffle plate comprises a clamping block, telescopic rods and a second spring, a plurality of groups of telescopic rods are connected to the side edges of the baffle plate in a circumferential and uniform sliding mode, two telescopic rods form a group, the clamping blocks are connected to each group of telescopic rods in a sliding mode, the clamping blocks are clamped at the lower portions of the taking pipe main bodies, the telescopic rods are wound with the second spring, and the inner ends and the outer ends of the second spring are connected with the fixing portions and the clamping blocks of the telescopic rods respectively.

Preferably, still including being used for the quick clearance taking pipe main part outer wall lower part lubricating grease clear mechanism, clear mechanism is including solid fixed ring, first scraping the piece and the piece is scraped to the second, takes pipe main part outside centre and downside and all install solid fixed ring, and sliding connection has first scraping the piece between the solid fixed ring of upper and lower two parts, and first scraping the piece lower part and being connected with the second and scrape the piece, first scraping the piece and the second is scraped the piece and is all contacted with taking pipe main part.

Preferably, the extension rod further comprises a rotary handle, and a plurality of rotary handles are connected to the upper portion of the extension rod in a circumferentially uniform rotating mode.

The beneficial effects of the invention are as follows:

1. the first extrusion plate moves downwards, so that the cavitation bubbles in the lubricating grease can be extruded, the cavitation bubbles are prevented from occupying the space of the lubricating grease, and the dispenser main body can contain enough lubricating grease, so that the accuracy of measuring the water content of the lubricating grease is improved;

2. in the process of up-and-down movement of the stirring block, the stirring block swings inwards and outwards under the extrusion of the lubricating grease, so that the lubricating grease can be stirred, the lubricating grease and the internal water are fully mixed, and the accuracy of measuring the water of the lubricating grease is further improved;

3. the lower part of the taking pipe main body can be sealed through the expansion of the air bag, so that the leakage of lubricating grease can be avoided, and the accuracy of the measurement of the water content of the lubricating grease can be further improved;

4. the lubricating grease on the stirring block can be scraped down rapidly by the up-and-down movement of the scraper, so that the stirring block can be cleaned, and the pollution caused by the residual lubricating grease on the stirring block is avoided;

5. when the baffle plate is clamped at the lower part of the taking pipe main body, the clamping block can be clamped at the lower part of the taking pipe main body under the action of the elasticity of the second spring, so that the baffle plate can firmly shield the taking pipe main body, and lubricating grease leakage caused by loosening of the baffle plate can be avoided;

6. through first scraping the piece and the second scrape the piece rotate around taking the pipe main part, can clear up taking pipe main part lower part fast, do benefit to the cleaning efficiency and the cleaning effect that improve taking the pipe main part.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional perspective view of the present invention.

Fig. 3 is a schematic perspective view of an extrusion mechanism according to the present invention.

Fig. 4 is a schematic perspective view of a first extrusion rod, a support rod and a first extrusion plate according to the present invention.

Fig. 5 is a schematic view of a second extrusion plate and a mandrel in a three-dimensional structure according to the present invention.

Fig. 6 is a schematic view of a partially cut-away perspective of the extrusion mechanism of the present invention.

Fig. 7 is a schematic perspective view of the stirring mechanism of the present invention.

FIG. 8 is a schematic cross-sectional perspective view of the stirring mechanism of the present invention.

Fig. 9 is a schematic perspective view, partially in section, of a first type of agitation mechanism according to the present invention.

FIG. 10 is a schematic view of a second partially cut-away perspective of the stirring mechanism of the present invention.

FIG. 11 is a schematic perspective view, partially in section, of a third stirring mechanism of the present invention.

Fig. 12 is a schematic perspective view of a stirring block according to the present invention.

Fig. 13 is a schematic view showing a first perspective view of the sealing mechanism of the present invention.

Fig. 14 is a schematic view showing a second perspective view of the sealing mechanism of the present invention.

Fig. 15 is a schematic perspective view of a scraping mechanism according to the present invention.

Fig. 16 is a schematic view showing a partial perspective structure of the scraping mechanism of the present invention.

Fig. 17 is a schematic perspective view showing a first view of the second extrusion stem and flight of the present invention.

Fig. 18 is a schematic perspective view showing a second view of the second extrusion stem and flight of the present invention.

Fig. 19 is a schematic view showing a first perspective structure of the fixing mechanism of the present invention.

Fig. 20 is a schematic view of a second perspective structure of the fixing mechanism of the present invention.

Fig. 21 is a schematic perspective view of a cleaning mechanism according to the present invention.

FIG. 22 is a schematic cross-sectional perspective view of the purging mechanism of the present invention.

Fig. 23 is an enlarged perspective view of the present invention at a.

In the figure: 1. the pipe body is taken, 2, the extrusion mechanism, 21, the first extrusion rod, 22, the support rod, 23, the first extrusion plate, 24, the second extrusion plate, 25, the ejector rod, 26, the baffle, 3, the stirring mechanism, 31, the stirring rod, 32, the stirring block, 33, the extension rod, 34, the rotary handle, 35, the bolt, 36, the first spring, 4, the sealing mechanism, 41, the air cylinder, 42, the fixed block, 43, the soft air pipe, 44, the air bag, 5, the scraping mechanism, 51, the second extrusion rod, 52, the scraping plate, 6, the fixed mechanism, 61, the clamping block, 62, the telescopic rod, 63, the second spring, 7, the cleaning mechanism, 71, the fixed ring, 72, the first scraping block, 73 and the second scraping block.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

A pipe is taken to lubricating grease for lubricating grease moisture survey, as shown in fig. 1 and 2, including taking pipe main part 1, extrusion mechanism 2 and rabbling mechanism 3, take pipe main part 1's material and be transparent glass material, take pipe main part 1 and go up from taking the scale, take and be equipped with extrusion mechanism 2 on pipe main part 1, extrusion mechanism 2 can eliminate the cavitation bubble in the lubricating grease, take and be equipped with rabbling mechanism 3 on pipe main part 1, rabbling mechanism 3 can stir lubricating grease.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the extrusion mechanism 2 comprises a first extrusion rod 21, support rods 22, a first extrusion plate 23, a second extrusion plate 24, two ejector rods 25 and a baffle plate 26, wherein the baffle plate 26 is clamped at the lower part of the taking pipe main body 1, the first extrusion plate 23 is slidably connected at the inner part of the taking pipe main body 1, a plurality of through holes are uniformly formed in the first extrusion plate 23 in the circumferential direction, the second extrusion plate 24 is slidably connected at the inner part of the taking pipe main body 1, a plurality of protruding blocks are uniformly welded at the bottom of the second extrusion plate 24, the protruding blocks on the second extrusion plate 24 are in one-to-one correspondence with the through holes in the first extrusion plate 23, the first extrusion plate 23 is clamped with the second extrusion plate 24, the first extrusion rod 21 is welded on the first extrusion plate 23, the number of the support rods 22 is two, the two support rods 22 are fixedly connected at the left and right sides of the upper part of the first extrusion rod 21 respectively, the two ejector rods 25 are welded at the left and right sides of the upper part of the second extrusion plate 24 respectively, the two ejector rods 25 are slidably connected with the first extrusion rod 21 and the first extrusion rod 21 are slidably connected with the main body 1.

As shown in fig. 1, fig. 2, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11 and fig. 12, the stirring mechanism 3 comprises a stirring rod 31, stirring blocks 32, an extension rod 33, rotating handles 34, bolts 35 and first springs 36, the stirring rod 31 is slidably connected inside the first extrusion rod 21, the stirring blocks 32 are four in number, the stirring blocks 32 are uniformly rotationally connected at the periphery of the lower part of the stirring rod 31, the extension rod 33 is slidably connected inside the stirring rod 31, the rotating handles 34 are four in number, the rotating handles 34 are uniformly rotationally connected at the periphery of the upper part of the extension rod 33, the bolts 35 are two in number, the two bolts 35 are respectively slidably connected at the upper part and the lower part of the extension rod 33, the bolts 35 at the upper part are clamped between the stirring rod 31 and the extension rod 33, the bolts 35 at the lower part are contracted inside the stirring rod 31, and the first springs 36 are fixedly connected between the bolts 35 and the extension rod 33.

Initially, when the grease is required to be taken, the baffle 26 is firstly removed, the lower part of the taking tube main body 1 is inserted into the barreled grease, then the taking tube main body 1 is pressed, the supporting rod 22 and the ejector rod 25 are pulled upwards, so that the supporting rod 22, the first extruding rod 21, the first extruding plate 23 and the second extruding plate 24 move upwards, at the moment, negative pressure is generated inside the taking tube main body 1, the grease enters the taking tube main body 1, the grease is positioned below the first extruding plate 23, people can observe the quantity of the grease through the scale on the taking tube main body 1 in real time, when 20-25g of grease is arranged inside the taking tube main body 1, the baffle 26 is clamped at the lower part of the taking tube main body 1, then the bolt 35 at the upper part is pressed, the extension rod 33 is pulled out, the first spring 36 at the lower part resets, so that the bolt 35 at the lower part is clamped at the upper part of the stirring rod 31, thereby the stirring rod 31 is extended, the stirring rod 31 is convenient for the subsequent use, the stirring rod 31 is pulled up and down by rotating the handle 34, the stirring block 32 is driven to move up and down, the stirring block 32 swings inside and outside under the extrusion of the lubricating grease, the lubricating grease can be stirred, the full mixing of the lubricating grease and the internal moisture is facilitated, the accuracy of the measurement of the lubricating grease moisture is improved, after the full mixing of the lubricating grease and the internal moisture, the stirring rod 31 is not pulled, the stirring rod 31 and the stirring block 32 are reset, the supporting rod 22 is pressed downwards, the first extrusion plate 23 moves downwards through the first extrusion rod 21, the first extrusion plate 23 extrudes the pumped lubricating grease between the first extrusion plate 23 and the second extrusion plate 24 upwards, and the first extrusion plate 23 can extrude the hollow bubbles inside the lubricating grease, after grease completely enters between the first extrusion plate 23 and the second extrusion plate 24, the supporting rod 22, the first extrusion rod 21 and the first extrusion plate 23 are moved upwards to reset, the grease between the first extrusion plate 23 and the second extrusion plate 24 is extruded downwards, then the taking pipe main body 1 is placed above a designated round-bottomed flask, the baffle 26 is removed, then the supporting rod 22, the first extrusion rod 21, the first extrusion plate 23, the ejector rod 25 and the second extrusion plate 24 are moved downwards, and the grease inside the taking pipe main body 1 is extruded into the designated round-bottomed flask, so that the grease taking of the grease moisture measuring operation is completed, then the grease taking pipe for the grease moisture measuring is cleaned, the rotating handle 34 is folded, and then the baffle 26 is put back to the original position, so that the next use is facilitated.

Example 2

On the basis of the embodiment 1, as shown in fig. 1, 2, 13 and 14, the air-tight device further comprises a sealing mechanism 4, the sealing mechanism 4 comprises an air cylinder 41, two fixing blocks 42, a soft air pipe 43 and an air bag 44, the two fixing blocks 42 are respectively welded on the upper part and the middle part of the taking pipe main body 1, the air cylinder 41 is fixedly connected between the fixing blocks 42, the support rod 22 on the right side is fixedly connected with a piston rod of the air cylinder 41, the soft air pipe 43 is fixedly connected on the lower part of the air cylinder 41, the soft air pipe 43 is communicated with the air cylinder 41, the air bag 44 is arranged on the upper part of the baffle 26, the air bag 44 is communicated with the soft air pipe 43, and the air bag 44 is provided with a one-way valve.

When taking pipe main part 1 lower part with baffle 26 card, make air bag 44 for complete shrink state through the check valve on the gasbag 44, avoid gasbag 44 to hinder baffle 26 card in taking pipe main part 1 lower part, before extruding the lubricating grease, the piston rod that drives inflator 41 when bracing piece 22 moves down moves, thereby inflate gasbag 44 through inflator 41, make air bag 44 inflation, gasbag 44 inflation seals taking pipe main part 1 lower part, so can avoid lubricating grease to leak, do benefit to the degree of accuracy that further improves the lubricating grease moisture and survey, when need take off baffle 26, deflate gasbag 44 through the check valve on the gasbag 44, afterwards, can take off baffle 26 smoothly.

As shown in fig. 1, 2, 15, 16, 17 and 18, the scraper mechanism 5 is further included, the scraper mechanism 5 includes two second extrusion rods 51 and two scraping plates 52, the two second extrusion rods 51 are respectively connected to the left and right sides of the stirring rod 31 in a sliding manner, the scraping plates 52 are welded between the lower portions of the second extrusion rods 51, square holes are uniformly formed in the scraping plates 52 in the circumferential direction, and each stirring block 32 corresponds to each square hole in the scraping plate 52 one by one.

When the grease taking pipe that this is used for grease moisture survey of clearance is taken to the stirring piece 32 is the vertical state, and people stimulate the second extrusion pole 51 from top to bottom to make scraper blade 52 reciprocate, scraper blade 52 reciprocates and can scrape down the grease on the stirring piece 32 fast, so is convenient for clear up stirring piece 32, avoids the grease to remain on stirring piece 32 and causes the pollution.

As shown in fig. 1, fig. 2, fig. 19 and fig. 20, the utility model further comprises a fixing mechanism 6, the fixing mechanism 6 comprises a clamping block 61, telescopic rods 62 and a second spring 63, the number of the telescopic rods 62 is three, the three telescopic rods 62 are circumferentially and evenly connected to the side edge of the baffle 26 in a sliding manner, two telescopic rods 62 form a group, the number of the clamping blocks 61 is three, the three clamping blocks 61 are respectively connected to the three telescopic rods 62 in a sliding manner, the clamping blocks 61 are clamped at the lower part of the taking pipe main body 1, the telescopic rods 62 are wound with the second spring 63, and the inner end and the outer end of the second spring 63 are respectively fixedly connected with the fixing part of the telescopic rods 62 and the clamping blocks 61.

When the baffle 26 is clamped at the lower part of the taking pipe main body 1, the clamping block 61 is clamped at the lower part of the taking pipe main body 1 under the action of the elasticity of the second spring 63, so that the baffle 26 can firmly shield the taking pipe main body 1, and the leakage of lubricating grease caused by looseness of the baffle 26 is avoided.

As shown in fig. 1, fig. 2, fig. 21, fig. 22 and fig. 23, the cleaning device further comprises a cleaning mechanism 7, the cleaning mechanism 7 comprises two fixing rings 71, a first scraping block 72 and a second scraping block 73, the two fixing rings 71 are welded at the middle and the lower side of the outer portion of the taking pipe main body 1 respectively, the first scraping block 72 is connected between the fixing rings 71 at the upper portion and the lower portion in a sliding manner, the second scraping block 73 is welded at the lower portion of the first scraping block 72, and the first scraping block 72 and the second scraping block 73 are in contact with the taking pipe main body 1.

When the grease for measuring the moisture of the grease is cleaned, the baffle 26, the clamping block 61 and the taking pipe main body 1 are separated, and the first scraping block 72 is pulled, so that the first scraping block 72 rotates around the taking pipe main body 1, and the first scraping block 72 drives the second scraping block 73 to rotate around the taking pipe main body 1, so that the lower part of the taking pipe main body 1 can be cleaned quickly, and the cleaning efficiency and the cleaning effect can be improved.

While the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the invention as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.

Claims

1. A pipe is taken to lubricating grease for lubricating grease moisture survey, including taking pipe main part (1), take the material of pipe main part (1) and be transparent glass material, take pipe main part (1) on from taking the scale, characterized by: still including extrusion mechanism (2) and rabbling mechanism (3), take and be equipped with on pipe main part (1) and be used for eliminating extrusion mechanism (2) of grease hollow bubble, take and be equipped with on pipe main part (1) and be used for carrying out rabbling mechanism (3) to the lubricating grease.

2. A grease access tube for use in grease moisture determination as recited in claim 1, wherein: the utility model provides an extrusion mechanism (2) including first extrusion pole (21), bracing piece (22), first extrusion board (23), second extrusion board (24), ejector pin (25) and baffle (26), take pipe main part (1) lower part joint has baffle (26), take inside slidingtype of pipe main part (1) and be connected with first extrusion board (23), circumference evenly open has a plurality of through-hole on first extrusion board (23), take inside slidingtype of pipe main part (1) and be connected with second extrusion board (24), second extrusion board (24) bottom circumference evenly is connected with a plurality of lugs, the lug on second extrusion board (24) and the through-hole one-to-one on first extrusion board (23), first extrusion board (23) and second extrusion board (24) block, install first extrusion pole (21) on first extrusion board (23), first extrusion pole (21) upper portion left and right side symmetry is installed, second extrusion board (24) upper portion left and right sides all is connected with ejector pin (25), extrusion pole (25) and first extrusion pole (21) are connected with first extrusion pole (21) slidingtype.

3. A grease access tube for use in grease moisture determination as recited in claim 2, wherein: rabbling mechanism (3) are including puddler (31), puddler (32), extension rod (33), bolt (35) and first spring (36), inside slidingtype of first extrusion pole (21) is connected with puddler (31), puddler (31) lower part circumference evenly rotates the formula and is connected with puddler (32), inside slidingtype of puddler (31) is connected with extension rod (33), both upper and lower parts of extension rod (33) are all slidingtype and are connected with bolt (35), bolt (35) card on upper portion is between puddler (31) and extension rod (33), bolt (35) of lower part shrink in puddler (31) inside, all be connected with first spring (36) between bolt (35) and extension rod (33).

4. A grease access tube for use in grease moisture determination as recited in claim 3, wherein: the air bag type air pump is characterized by further comprising a sealing mechanism (4) used for sealing the lower portion of the taking pipe main body (1) and preventing lubricating grease from leaking, the sealing mechanism (4) comprises an air cylinder (41), fixing blocks (42), an air bag (44) and an air bag (44), the fixing blocks (42) are arranged on the upper portion and the middle portion of the taking pipe main body (1), the air cylinder (41) is connected between the fixing blocks (42), a supporting rod (22) on the right side is connected with a piston rod of the air cylinder (41), the air cylinder (41) is connected with the air bag (43) on the lower portion, the air bag (43) is communicated with the air cylinder (41), the air bag (44) is arranged on the upper portion of the baffle (26), and the air bag (44) is communicated with the air bag (43) and is provided with a one-way valve.

5. A grease access tube for grease moisture determination as recited in claim 4, wherein: still including being used for striking off scraping mechanism (5) of remaining lubricating grease on stirring piece (32), scraping mechanism (5) are including second extrusion pole (51) and scraper blade (52), and stirring rod (31) left and right sides all slidingtype is connected with second extrusion pole (51), is connected with scraper blade (52) between second extrusion pole (51) lower part, and circumference evenly opens on scraper blade (52) has square hole, every stirring piece (32) and the square hole one-to-one on scraper blade (52).

6. A grease access tube for grease moisture determination as recited in claim 5, wherein: the fixing mechanism (6) is used for fixing the baffle plate (26), the fixing mechanism (6) comprises a clamping block (61), telescopic rods (62) and a second spring (63), a plurality of groups of telescopic rods (62) are connected with the periphery of the side edge of the baffle plate (26) in a uniformly sliding mode, two telescopic rods (62) form a group, clamping blocks (61) are connected to each group of telescopic rods (62) in a sliding mode, the clamping blocks (61) are clamped at the lower portion of the taking pipe main body (1), the telescopic rods (62) are wound with the second spring (63), and the inner end and the outer end of each second spring (63) are connected with the fixing portions of the telescopic rods (62) and the clamping blocks (61) respectively.

7. A grease access tube for use in grease moisture determination as recited in claim 6, wherein: still including being used for the quick clearance to take clear mechanism (7) of pipe main part (1) outer wall lower part lubricating grease, clear mechanism (7) are scraped piece (73) including solid fixed ring (71), first scraping piece (72) and second, take pipe main part (1) outside centre and downside all install solid fixed ring (71), sliding connection has first scraping piece (72) between gu fixed ring (71) of upper and lower two parts, first scraping piece (72) lower part is connected with second scraping piece (73), first scraping piece (72) and second scraping piece (73) all contact with taking pipe main part (1).

8. A grease access tube for use in grease moisture determination as recited in claim 3, wherein: the utility model also comprises a rotary handle (34), and a plurality of rotary handles (34) are connected on the upper part of the extension rod (33) in a circumferential even rotation way.