CN204371657U - A kind of guide sleeve - Google Patents
A kind of guide sleeve Download PDFInfo
- Publication number
- CN204371657U CN204371657U CN201420713172.9U CN201420713172U CN204371657U CN 204371657 U CN204371657 U CN 204371657U CN 201420713172 U CN201420713172 U CN 201420713172U CN 204371657 U CN204371657 U CN 204371657U
- Authority
- CN
- China
- Prior art keywords
- guide sleeve
- flange
- sleeve body
- utility
- plunger
- 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.)
- Expired - Fee Related
Links
- 238000012856 packing Methods 0.000 abstract description 40
- 238000000034 method Methods 0.000 abstract description 29
- 230000000694 effects Effects 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
Abstract
The utility model discloses a kind of guide sleeve, belongs to mechanical fitting field.Guide sleeve comprises: guide sleeve body and flange; Guide sleeve body is cylinder-like structure; Flange is arranged on the outside of one end of guide sleeve body, the thickness direction of flange is parallel with the thickness direction of guide sleeve body, the short transverse of flange is parallel with the short transverse of guide sleeve body, the one side in the vertical height direction on flange is coplanar with the end face of one end of guide sleeve body, the another side in the vertical height direction on flange is crossing with the side of guide sleeve body and vertical, flange and integral of guide sleeve body.It is complicated that the utility model can solve existing guide sleeve unloading process, causes the problem of packing replacing process complexity, reaches the effect simplifying guide sleeve unloading process and packing replacing process.
Description
Technical field
The utility model relates to mechanical fitting field, particularly a kind of guide sleeve.
Background technique
Packing is a kind of stuffing box packing woven by thread, seals in its cavity that can be installed at plunger pump to plunger pump.Be provided with plunger in the cylinder body of plunger pump, packing can be installed between plunger and cylinder body usually, to realize the sealing to plunger pump.After adding and installing packing, guide sleeve is usually used to compress the packing head of packing.
Existing guide sleeve is cylindric copper sheathing, after adding and installing packing, guide sleeve is pressed into completely the rear end of plunger, is filled between plunger and cylinder body, packing head is pressed between plunger and cylinder body.
Realizing in process of the present utility model, inventor finds that prior art at least exists following problem:
In the process of plunger pump work, plunger and cylinder body can wear and tear packing, and its sealing is reduced, now need the packing of wearing and tearing to take out between plunger and cylinder body, change new packing, and guide sleeve is difficult to take out, when changing packing, need first cylinder body and plunger entirety to be disassembled from plunger pump, then plunger is extracted out in cylinder body, finally use special instrument to take out guide sleeve, packing could be changed, therefore, existing guide sleeve unloading process is complicated, causes packing replacing process complicated.
Model utility content
Complicated in order to solve existing guide sleeve unloading process, cause the problem of packing replacing process complexity, the utility model provides a kind of guide sleeve.Described technological scheme is as follows:
On the one hand, provide a kind of guide sleeve, described guide sleeve comprises:
Guide sleeve body and flange;
Described guide sleeve body is cylinder-like structure;
Described flange is arranged on the outside of one end of described guide sleeve body, the thickness direction of described flange is parallel with the thickness direction of described guide sleeve body, the short transverse of described flange is parallel with the short transverse of described guide sleeve body, the one side in the vertical height direction on described flange is coplanar with the end face of one end of described guide sleeve body, the another side in the vertical height direction on described flange is crossing and vertical with the side of described guide sleeve body, described flange and integral of described guide sleeve body.
Alternatively, described flange is ring structure, and the end face an of bottom surface of described flange and one end of described guide sleeve body is coplanar, and another bottom surface is crossing and vertical with the side of described guide sleeve body.
Alternatively, described flange is made up of at least two projections, and described at least two projections are line centered by the axis of described guide sleeve body, the equidistant circumference array arrangement in the outside of one end of described guide sleeve body.Alternatively, described flange is made up of two projections;
Described two projections, are symmetrical arranged in the outside of one end of described guide sleeve body for symmetry plane with the shaft section of described guide sleeve body.
Alternatively, the height of described flange is less than the height of described guide sleeve body.
Alternatively, the thickness of described guide sleeve body is 10mm, is highly 30mm, and the thickness of described flange is 7.5mm, is highly 8mm.
The beneficial effect that the technological scheme that the utility model provides is brought is:
By arranging flange in one end of guide sleeve body, after adding and installing packing, by guide sleeve away from flange one end press-in plunger and cylinder body between compress packing head, on the plunger of flange sleeve outside cylinder body, because guide sleeve is not pressed between plunger and cylinder body completely, guide sleeve is easily taken out between plunger and cylinder body, it is complicated that the utility model can solve existing guide sleeve unloading process, cause the problem of packing replacing process complexity, reach the effect simplifying guide sleeve unloading process and packing replacing process.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the perspective view of a kind of guide sleeve that the utility model embodiment provides;
Fig. 2 is the front view of a kind of guide sleeve that the utility model embodiment provides;
Fig. 3 is the plan view of a kind of guide sleeve that the utility model embodiment provides;
Fig. 4 is the plan view of the another kind of guide sleeve that the utility model embodiment provides;
Fig. 5 is the plan view of another guide sleeve that the utility model embodiment provides;
Fig. 6 is the dismounting figure of a kind of guide sleeve that the utility model embodiment provides.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model mode of execution is described in further detail.
Please refer to Fig. 1, it illustrates the perspective view of a kind of guide sleeve 10 that the utility model embodiment provides, see Fig. 1, this guide sleeve 10 comprises: guide sleeve body 101 and flange 102.
Wherein, guide sleeve body 101 is cylinder-like structure.
Flange 102 is arranged on the outside of one end A of guide sleeve body 101.
Please refer to Fig. 2, it illustrates the front view of a kind of guide sleeve 10 that the utility model embodiment provides, see Fig. 2, the thickness direction x1 of flange 102 is parallel with the thickness direction x of guide sleeve body 101, the short transverse y1 of flange 102 is parallel with the short transverse y of guide sleeve body 101, the height h1 of flange is less than the height h of guide sleeve body, the one side C of vertical height direction y1 on flange 102 and the end face of one end A of guide sleeve body 101 coplanar, the another side D of the vertical height direction y1 on flange 102 is crossing and vertical with the side W of guide sleeve body 101, flange 102 and integral of guide sleeve body 101.
In sum, the guide sleeve that the utility model provides, by arranging flange in one end of guide sleeve body, after adding and installing packing, by guide sleeve away from flange one end press-in plunger and cylinder body between compress packing head, on the plunger of flange sleeve outside cylinder body, because guide sleeve is not pressed between plunger and cylinder body completely, guide sleeve is easily taken out between plunger and cylinder body, it is complicated that the utility model can solve existing guide sleeve unloading process, cause the problem of packing replacing process complexity, reach the effect simplifying guide sleeve unloading process and packing replacing process.
Further, please refer to Fig. 3, it illustrates the plan view of a kind of guide sleeve 10 that the utility model embodiment provides, see Fig. 3, flange 102 is ring structure, flange 102 is set to the dismounting that ring structure is convenient to guide sleeve 10.
As shown in Figure 2, the end face of a bottom surface C of flange 102 and one end A of guide sleeve body is coplanar, and another bottom surface D is crossing and vertical with the side W of guide sleeve body 101.
Alternatively, as shown in Figure 4, flange 102 can also be made up of at least two projections 1021, at least two projections 1021 line centered by the axis of guide sleeve body 101 (short transverse y place straight line), the equidistant circumference array arrangement in the outside of one end of guide sleeve body 101, shown in Fig. 4 is the plan view of the guide sleeve 10 that flange 102 is made up of 3 projections 1021, 3 projections 1021 line centered by the axis of guide sleeve body 101 (short transverse y place straight line), the equidistant circumference array arrangement in the outside of one end of guide sleeve body 101, any two projections 1021 are 120 ° with the angle of the line of the axis of guide sleeve body 101.Preferably, as shown in Figure 5, flange 102 is by forming by two projections 1021, and two projections 1021 are with the shaft section of guide sleeve body 101 (short transverse y place plane, not shown in Fig. 5) be symmetry plane, be symmetrical arranged in the outside of one end of guide sleeve body 101.
Alternatively, as shown in Figure 2, the thickness d (wall thickness) of guide sleeve body 101 is 10mm, and height h is 30mm, and the thickness d 1 of flange 102 is 7.5mm, and height h1 is 8mm.
Guide sleeve of the prior art normally two use together, particularly, first a guide sleeve is filled between plunger and cylinder body completely, again by another guide sleeve then previous guide sleeve be filled in completely between plunger and cylinder body, guide sleeve of the prior art is generally wall degree 10mm, the guide sleeve of height 15mm, the thickness (wall thickness) of the guide sleeve 10 that the utility model embodiment provides is 10mm, be highly 30mm, be equivalent to the combination of two guide sleeves of the prior art, therefore, guide sleeve 10 of the present utility model is when pressure-conducting disk root head, the effect identical with the guide sleeve of prior art can be reached, and be also provided with flange 102 due to guide sleeve 10 of the present utility model, its thickness is 7.5mm, be highly 8mm, the unloading process of guide sleeve 10 of the present utility model is simplified.
In sum, the guide sleeve that the utility model provides, by arranging flange in one end of guide sleeve body, after adding and installing packing, by guide sleeve away from flange one end press-in plunger and cylinder body between compress packing head, on the plunger of flange sleeve outside cylinder body, because guide sleeve is not pressed between plunger and cylinder body completely, guide sleeve is easily taken out between plunger and cylinder body, it is complicated that the utility model can solve existing guide sleeve unloading process, cause the problem of packing replacing process complexity, reach the effect simplifying guide sleeve unloading process and packing replacing process.
Fig. 6 is the dismounting figure of a kind of guide sleeve 10 that the utility model embodiment provides, and below in conjunction with above-mentioned accompanying drawing 1 to accompanying drawing 5 and this dismounting Fig. 6, is briefly described the working principle of the guide sleeve 10 that the utility model provides.
See Fig. 6, this Fig. 6 comprises: guide sleeve 10, plunger 20, cylinder body 30 and pry tool 40, wherein, cylinder body 30 is arranged on (not shown in Fig. 6) on the pump head of plunger pump away from one end of guide sleeve 10, plunger 20 is arranged in the inner chamber of cylinder body 30, between plunger 20 and cylinder body 30 for packing install position additional.
See Fig. 1 to Fig. 6, add after installing packing between plunger 20 and cylinder body 30, guide sleeve 10 is enclosed within plunger 20, and guide sleeve 10 is pressed into completely the rear end E of plunger 20 away from one end of flange 102, make the D face of flange 102 and the end contact of cylinder body 30 rear end F, guide sleeve 10 is filled between plunger 20 and cylinder body 30 away from one end of flange 102, is pressed between plunger 20 and cylinder body 30 by packing head.
See Fig. 1 to Fig. 6, when packing changed by needs, one end of pry tool 40 is placed between the D face of flange 102 and the end face of cylinder body 30 rear end F, with cylinder body 30 rear end F for fulcrum, utilize lever principle that guide sleeve 10 just can be changed packing away from one end of flange 102 after prizing between plunger 20 and cylinder body 30.
In sum, the guide sleeve that the utility model provides, by arranging flange in one end of guide sleeve body, after adding and installing packing, by guide sleeve away from flange one end press-in plunger and cylinder body between compress packing head, on the plunger of flange sleeve outside cylinder body, because guide sleeve is not pressed between plunger and cylinder body completely, guide sleeve is easily taken out between plunger and cylinder body, it is complicated that the utility model can solve existing guide sleeve unloading process, cause the problem of packing replacing process complexity, reach the effect simplifying guide sleeve unloading process and packing replacing process.
The guide sleeve unloading process provided due to the utility model is simplified, packing is easily changed, saves and change time of packing, reduce the labor intensity of staff and the guide sleeve structure advantages of simple that provides of the utility model, easy to use, practicability is higher.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a guide sleeve, is characterized in that, described guide sleeve comprises:
Guide sleeve body and flange;
Described guide sleeve body is cylinder-like structure;
Described flange is arranged on the outside of one end of described guide sleeve body, the thickness direction of described flange is parallel with the thickness direction of described guide sleeve body, the short transverse of described flange is parallel with the short transverse of described guide sleeve body, the one side in the vertical height direction on described flange is coplanar with the end face of one end of described guide sleeve body, the another side in the vertical height direction on described flange is crossing and vertical with the side of described guide sleeve body, described flange and integral of described guide sleeve body.
2. guide sleeve according to claim 1, is characterized in that,
Described flange is ring structure, and the end face an of bottom surface of described flange and one end of described guide sleeve body is coplanar, and another bottom surface is crossing and vertical with the side of described guide sleeve body.
3. guide sleeve according to claim 1, is characterized in that,
Described flange is made up of at least two projections, and described at least two projections are line centered by the axis of described guide sleeve body, the equidistant circumference array arrangement in the outside of one end of described guide sleeve body.
4. guide sleeve according to claim 3, is characterized in that,
Described flange is made up of two projections;
Described two projections, are symmetrical arranged in the outside of one end of described guide sleeve body for symmetry plane with the shaft section of described guide sleeve body.
5., according to the arbitrary described guide sleeve of Claims 1-4, it is characterized in that,
The height of described flange is less than the height of described guide sleeve body.
6. guide sleeve according to claim 5, is characterized in that,
The thickness of described guide sleeve body is 10mm, is highly 30mm, and the thickness of described flange is 7.5mm, is highly 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713172.9U CN204371657U (en) | 2014-11-24 | 2014-11-24 | A kind of guide sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713172.9U CN204371657U (en) | 2014-11-24 | 2014-11-24 | A kind of guide sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371657U true CN204371657U (en) | 2015-06-03 |
Family
ID=53327882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420713172.9U Expired - Fee Related CN204371657U (en) | 2014-11-24 | 2014-11-24 | A kind of guide sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204371657U (en) |
-
2014
- 2014-11-24 CN CN201420713172.9U patent/CN204371657U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 |