CN204371650U - A kind of spraying machine plunger pump - Google Patents
A kind of spraying machine plunger pump Download PDFInfo
- Publication number
- CN204371650U CN204371650U CN201420809953.8U CN201420809953U CN204371650U CN 204371650 U CN204371650 U CN 204371650U CN 201420809953 U CN201420809953 U CN 201420809953U CN 204371650 U CN204371650 U CN 204371650U
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- plunger body
- plunger
- cylinder
- valve head
- discharge port
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Abstract
The utility model discloses a kind of spraying machine plunger pump, comprise plunger body, plunger valve head, seal ring, described plunger body top is provided with cylinder, cylindrical upper portion is provided with screw column, described cylinder, screw column and plunger body are integral type structure, described plunger body low side madial wall is provided with internally-inlaid screw thread, described plunger body is provided with discharge port at internally-inlaid threaded upper portion, discharge port and plunger body intracavity inter-connection, described plunger body outer side wall is provided with protrusion snap ring below discharge port, described plunger valve head is " convex " font circular hole columniation structure, described plunger body is connected with bolt arrangement with plunger valve head, just with the tight card seal ring of protrusion snap ring, it is simple that the utility model has technique, quality is light, tightness is high, coating flow is large, jet pressure is large, high-axiality can be kept to be fixedly mounted on again on cylinder guide valve blocks with coating cylinder, mount and dismount advantage easily.
Description
Technical field
The utility model belongs to spraying machine plunger pump technique field, particularly relates to a kind of spraying machine plunger pump.
Background technique
Airless spraying is a kind of comparatively advanced spraying operation method, utilize high-pressure plunger pump constantly toward conveying coating in airtight coating pipeline, thus form high pressure in confined space, then by the ejection of tiny spray orifice, coating is formed fan-shaped vaporific, reach atomizing effect.At present, the spraying machine reciprocating pump that market uses carries out worm structure by expansion plunger head radius and valve head seat to be tightly connected, such as Chinese utility model patent, the patent No.: 201120300357.3, disclosed plunger assembly, be exactly by the sealing between this kind of method realization with coating cylinder, coating enters in coating cylinder from plunger pump, but it is that plunger pump weight is large that this technology exists shortcoming, coating enters in coating cylinder slow, flow is few, air pressure is low, plunger installation and removal in addition disclosed in this patent are cumbersome and cannot be fixed with the guide valve blocks in cylinder and be connected.Such as Chinese utility model patent again, the patent No.: 201420313143.3, disclosed plunger, completely by black box sealing, reduces the friction with black box by adding lubricant oil, but this technology exists shortcoming well imagines, need to install oil-filling device additional, although achieve the friction reduced with black box, rub when plunger enters in coating cylinder to produce with coating cylinder, still friction problem cannot be overcome, and easily producing noise, height is suppressed little, the shortcoming of integral spray air pressure.Plunger upper part is connected with the guide valve blocks in cylinder by the design of round end, guide valve blocks rise drive plunger to rise time, at the bottom of plunger and black box coaxality, generation problems during work.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provide a kind of rational in infrastructure, technique is simple, quality is light, tightness is high, flow is large, jet pressure is large, high-axiality can be kept to be fixedly mounted on cylinder guide valve blocks with coating cylinder, mounts and dismounts a kind of spraying machine plunger pump easily.
The purpose of this utility model is achieved in that a kind of spraying machine plunger pump, comprise plunger body, plunger valve head, seal ring, described plunger body is cavity structure, described plunger body top is provided with cylinder, cylindrical upper portion is provided with screw column, described cylinder, screw column and plunger body are integral type structure, described plunger body low side madial wall is provided with internally-inlaid screw thread, described plunger body is provided with discharge port at internally-inlaid threaded upper portion, discharge port and plunger body intracavity inter-connection, described plunger body outer side wall is provided with protrusion snap ring below discharge port, described plunger valve head is " convex " font circular hole columniation structure, described plunger body is connected with bolt arrangement with plunger valve head, just with the tight card seal ring of protrusion snap ring.
Discharge port set by described plunger body at least 1.
Parallel clipping edge is arranged at described plunger valve head bottom.
Described plunger body length is 30-100 ㎝.
Described seal ring is rubber seal ring.
The beneficial effect that the utility model produces is: plunger body is set to cavity structure, alleviate quality on the whole, top is also provided with cylinder, cylindrical upper portion arranges screw column, screw column and cylinder guide valve blocks are fixed by nut and are connected, and cylinder is in cylinder when pilot valve body is positioned at cylinder head, cylinder, screw column and plunger body one, that is, when unloading the nut be connected with guide valve blocks, whole plunger body can be laid down.The madial wall of plunger body bottom is provided with the screw thread of internally-inlaid, directly can be connected by worm structure with plunger valve head, and the threaded upper portion of plunger body bottom is also provided with multiple discharge port, and coating can enter in coating cylinder fast.Plunger body outer side wall is also provided with protrusion snap ring in discharge port bottom.Plunger body is supporting is provided with plunger valve head, and plunger valve head is " convex " font structure, and middle part is cavity, and plunger valve head is directly connected with plunger body by worm structure, protrudes between snap ring and plunger valve head and installs seal ring additional.Seal ring not only serves sealed plunger body and coating cylinder, and can keep coaxality highly with plunger body, realizes high-seal.Plunger valve head bottom is provided with trimming, its objective is and instrument can be used to be tightened by plunger valve head, reinforces the connection with plunger body.Generally, the utility model has that technique is simple, quality is light, tightness is high, coating flow is large, jet pressure is large, high-axiality can be kept to be fixedly mounted on cylinder guide valve blocks again with coating cylinder, mounts and dismounts advantage easily.
Accompanying drawing explanation
Fig. 1 is the structural representation of plunger body.
Fig. 2 is the utility model structural representation.
Fig. 3 is sectional view of the present utility model.
Fig. 4 is plunger valve header structure schematic diagram.
Fig. 5 is plunger valve head worm's eye view.
Fig. 6 is that the utility model is in conjunction with sectional view.
In figure: 1, plunger body 2, discharge port 3, protrusion snap ring 4, seal ring 5, plunger valve head 7, cylinder 8, screw column 9, suction valve body 10, suction valve body sealing nut 11, spool 12, coating cylinder 13, coating cylinder sealing nut 14, coating cylinder seal ring.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further illustrated.
Embodiment 1
As shown in figures 1 to 6, a kind of spraying machine plunger pump, comprise plunger body 1, plunger valve head 5, seal ring 4, described plunger body 1 is cavity structure, described plunger body 1 top is provided with cylinder 7, cylinder 7 top is provided with screw column 8, described cylinder 7, screw column 8 and plunger body 1 are integral type structure, described plunger body 1 low side madial wall is provided with internally-inlaid screw thread, described plunger body 1 is provided with discharge port 2 at internally-inlaid threaded upper portion, discharge port 2 and plunger body 1 intracavity inter-connection, described plunger body 1 outer side wall is provided with and protrudes snap ring 3 below discharge port 2, described plunger valve head 5 is " convex " font circular hole columniation structure, described plunger body 1 is connected with bolt arrangement with plunger valve head 5, just card seal ring 4 tight with protrusion snap ring 3.
The utility model is in use: as Figure 1-5, plunger body 1 is cavity structure, alleviate the quality of itself on the whole, top arranges cylinder 7, and cylinder 7 top is provided with screw column 8, and screw column 8 and the guide valve blocks in cylinder are fixed by nut and are connected, cylinder 7 is in cylinder when pilot valve body is positioned at cylinder top, cylinder 7, screw column 8 and plunger body 1 one, when unloading the nut be connected with guide valve blocks, can lay down whole plunger body 1.The madial wall of plunger body 1 bottom is provided with the screw thread of internally-inlaid, and it directly can be connected by worm structure with plunger valve head 5, and the threaded upper portion of plunger body 1 bottom is provided with discharge port 4, and coating is entered in coating cylinder 12 by discharge port 4.Plunger body 1 outer side wall is provided with in discharge port 4 bottom and protrudes snap ring 3.Plunger body 1 is supporting is provided with plunger valve head 5, and plunger valve head 5 is " convex " font structure, and middle part is cavity, and plunger valve head 5 is directly connected with plunger body 1 by worm structure, protrudes between snap ring 3 and plunger valve head 5 and installs seal ring 4 additional.Seal ring 4 not only serves sealed plunger body 1 and coating cylinder 12, and can keep coaxality highly with plunger body 1, realizes high-seal.
As shown in Figure 6, cylinder 7 in plunger body 1 and screw column 8 are in cylinder completely, screw column 8 to be fixed with the guide valve blocks in cylinder by nut and to be connected, the sealing nut 13 on coating cylinder 12 top and seal ring 14 sealed plunger body 1, when the moving up and down of guide valve blocks, drive plunger body 1, plunger body 1 moves upward, coating enters in coating cylinder 12 from suction valve body 9, plunger body 1 moves downward, spool 11 seals the inner chamber sucking valve body 9, and coating enters the inner chamber of plunger body 1, and is entered in coating cylinder 12 by discharge port 4.Plunger body 1 seal ring 4 gasket coating cylinder 12 and plunger body 1, coating can only be stored in upper paint cylinder 12, and plunger body 1 moves up and down repeatedly, and coating cylinder 12 internal memory full coat material, form high suppressing, then coating enters nozzle, realizes spray coating operations.
Embodiment 2
As shown in figures 1 to 6, a kind of spraying machine plunger pump, comprise plunger body 1, plunger valve head 5, seal ring 4, described plunger body 1 is cavity structure, described plunger body 1 top is provided with cylinder 7, cylinder 7 top is provided with screw column 8, described cylinder 7, screw column 8 and plunger body 1 are integral type structure, described plunger body 1 low side madial wall is provided with internally-inlaid screw thread, described plunger body 1 is provided with discharge port 2 at internally-inlaid threaded upper portion, discharge port 2 and plunger body 1 intracavity inter-connection, described plunger body 1 outer side wall is provided with and protrudes snap ring 3 below discharge port 2, described plunger valve head 5 is " convex " font circular hole columniation structure, described plunger body 1 is connected with bolt arrangement with plunger valve head 5, just card seal ring 4 tight with protrusion snap ring 3.
Set 5 discharge ports 4 of described plunger body 1.
Parallel clipping edge is arranged at described plunger valve head 5 bottom.
Described plunger body 1 length is set to 40 ㎝.
Described seal ring 4 is rubber seal ring.
The utility model is in use: as shown in figures 1 to 6, plunger body 1 is cavity structure, alleviate the quality of itself on the whole, top arranges cylinder 7, and cylinder 7 top is provided with screw column 8, and screw column 8 and the guide valve blocks in cylinder are fixed by nut and are connected, cylinder 7 is in cylinder when pilot valve body is positioned at cylinder top, cylinder 7, screw column 8 and plunger body 1 one, when unloading the nut be connected with guide valve blocks, can lay down whole plunger body 1.The madial wall of plunger body 1 bottom is provided with the screw thread of internally-inlaid, it directly can be connected by worm structure with plunger valve head 5, the threaded upper portion of plunger body 1 bottom is provided with 5 discharge ports 4, and coating can be entered in coating cylinder 12 by discharge port 4 fast.Plunger body 1 outer side wall is provided with in discharge port 4 bottom and protrudes snap ring 3.Plunger body 1 is supporting is provided with plunger valve head 5, plunger valve head 5 is " convex " font structure, middle part is cavity, plunger valve head 5 is directly connected with plunger body 1 by worm structure, protrude between snap ring 3 and plunger valve head 5 and install seal ring 4 additional, plunger valve head 5 bottom is provided with trimming, its objective is and instrument can be used to be tightened by plunger valve head, reinforces the connection with plunger body 1.Seal ring 4 not only serves sealed plunger body 1 and coating cylinder 12, and can keep coaxality highly with plunger body 1, realizes high-seal.By plunger pump integral installation in coating cylinder 12, carry out sealing afterwards to install, cylinder 7 in plunger body 1 and screw column 8 are in cylinder completely, screw column 8 to be fixed with the guide valve blocks in cylinder by nut and to be connected, the sealing nut 13 on coating cylinder 12 top and seal ring 14 sealed plunger body 1, when the moving up and down of guide valve blocks, drive plunger body 1, plunger body 1 moves upward, coating enters in coating cylinder 12 from suction valve body 9, plunger body 1 moves downward, spool 11 seals the inner chamber sucking valve body 9, coating enters the inner chamber of plunger body 1, and entered in coating cylinder 12 by discharge port 4.Plunger body 1 seal ring 4 gasket coating cylinder 12 and plunger body 1, coating can only be stored in upper paint cylinder 12, and plunger body 1 moves up and down repeatedly, and coating cylinder 12 internal memory full coat material, form high suppressing, then coating enters nozzle, realizes spray coating operations.
Generally, the utility model has that technique is simple, quality is light, tightness is high, coating flow is large, jet pressure is large, high-axiality can be kept to be fixedly mounted on cylinder guide valve blocks again with coating cylinder, mounts and dismounts advantage easily.
More than describing is further illustrating of doing the utility model in conjunction with embodiment and accompanying drawing.But; the utility model obviously can be implemented with multiple this other method described that is different from; those skilled in the art can when carrying out promoting, deducing without prejudice to when the utility model content according to actual service condition; therefore, the content of above-mentioned specific embodiment should not limit the protection domain that the utility model really specifies.
Claims (5)
1. a spraying machine plunger pump, comprise plunger body, plunger valve head, seal ring, it is characterized in that: described plunger body is cavity structure, described plunger body top is provided with cylinder, cylindrical upper portion is provided with screw column, described cylinder, screw column and plunger body are integral type structure, described plunger body low side madial wall is provided with internally-inlaid screw thread, described plunger body is provided with discharge port at internally-inlaid threaded upper portion, discharge port and plunger body intracavity inter-connection, described plunger body outer side wall is provided with protrusion snap ring below discharge port, described plunger valve head is " convex " font circular hole columniation structure, described plunger body is connected with bolt arrangement with plunger valve head, just with the tight card seal ring of protrusion snap ring.
2. a kind of spraying machine plunger pump according to claim 1, is characterized in that: the discharge port set by described plunger body at least 1.
3. a kind of spraying machine plunger pump according to claim 1, is characterized in that: parallel clipping edge is arranged at described plunger valve head bottom.
4. a kind of spraying machine plunger pump according to claim 1, is characterized in that: described plunger body length is 30-100 ㎝.
5. a kind of spraying machine plunger pump according to claim 1, is characterized in that: described seal ring is rubber seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420809953.8U CN204371650U (en) | 2014-12-20 | 2014-12-20 | A kind of spraying machine plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420809953.8U CN204371650U (en) | 2014-12-20 | 2014-12-20 | A kind of spraying machine plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371650U true CN204371650U (en) | 2015-06-03 |
Family
ID=53327875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420809953.8U Expired - Fee Related CN204371650U (en) | 2014-12-20 | 2014-12-20 | A kind of spraying machine plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204371650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361170A (en) * | 2018-02-26 | 2018-08-03 | 浙江斯耐尔涂装设备制造有限公司 | Flush coater high-pressure pump |
-
2014
- 2014-12-20 CN CN201420809953.8U patent/CN204371650U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361170A (en) * | 2018-02-26 | 2018-08-03 | 浙江斯耐尔涂装设备制造有限公司 | Flush coater high-pressure pump |
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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 Termination date: 20161220 |