CN205084899U - Nozzle structure and mortar spray gun - Google Patents
Nozzle structure and mortar spray gun Download PDFInfo
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- CN205084899U CN205084899U CN201520890476.7U CN201520890476U CN205084899U CN 205084899 U CN205084899 U CN 205084899U CN 201520890476 U CN201520890476 U CN 201520890476U CN 205084899 U CN205084899 U CN 205084899U
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Abstract
The utility model provides a nozzle structure and a mortar spray gun, the nozzle structure includes: spray gun head, outer nozzle and interior nozzle, the outer nozzle is connected the tip of spray gun head, interior nozzle setting is in the inboard of outer nozzle, the internal diameter of interior nozzle is less than the minimum internal diameter of outer nozzle. More than the mortar spray gun includes the nozzle structure. The utility model discloses a nozzle structure only needs internal nozzle to change when the mortar spout weares and teares, and the whole outer nozzle that does not need to be changed has reduced the maintenance cost of the material cost and the mortar spray gun of nozzle structure.
Description
Technical field
The utility model relates to construction implement field, more specifically, relates to a kind of nozzle arrangements and a kind of mortar gun.
Background technology
At present, as shown in Figure 1, the nozzle of mortar gun all adopts unitary nozzle structure, the wearing and tearing of its spout aperture become greatly, and spraying atomizing effect declines thereupon, frequently must change integral nozzle, but other positions of the integral nozzle changed are substantially intact, only namely spout concentrated wear scraps, and make the waste of material of mortar gun large, consumable accessory replacement cost is high.
Therefore, propose a kind of nozzle arrangements reducing maintenance cost and just seem very necessary.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.
For this reason, an object of the present utility model is, provides a kind of nozzle arrangements.
Another object of the present utility model is, provides a kind of mortar gun, comprises said nozzle structure.
For achieving the above object, provide a kind of nozzle arrangements according to the utility model first aspect embodiment, comprising: lance head; Outer nozzle, described outer nozzle is connected to the end of described lance head; Inner nozzle, described inner nozzle is arranged on the inner side of described outer nozzle, and the internal diameter of described inner nozzle is less than the minimum diameter of described outer nozzle.
According to the nozzle arrangements of embodiment of the present utility model, inner nozzle is arranged on the inner side of outer nozzle, the internal diameter of inner nozzle is less than the minimum diameter of outer nozzle, like this, when in use its inside is subject to the impact of the sticky materials such as mortar to nozzle arrangements, inner nozzle can be worn, outer nozzle can be prevented to be worn, when the degree of wear of inner nozzle reaches replacing condition, only outer nozzle need be pulled down rear replacing inner nozzle, outer nozzle originally can also continue to use, compare existing nozzle arrangements and must change whole outer nozzle when wearing and tearing, nozzle arrangements of the present utility model has the inner nozzle as consumable accessory, it is with low cost, can change at any time, reduce the maintenance cost of the relevant device with this nozzle arrangements.
In addition, the nozzle arrangements provided according to the utility model above-described embodiment also has following additional technical feature:
According to an embodiment of the present utility model, also comprise nozzle connection, one end of described nozzle connection is connected with described lance head, and the other end of described nozzle connection is connected with described outer nozzle.
According to the nozzle arrangements of embodiment of the present utility model, nozzle connection is connected with between lance head and outer nozzle, nozzle connection can be connected with lance head and outer nozzle respectively by the external screw joint at its two ends, not only play connection function, and serve the effect of the wearing and tearing preventing lance head and outer nozzle.
According to an embodiment of the present utility model, described nozzle connection is arranged on the inner side of described lance head and/or described outer nozzle, and the inner side of described nozzle connection has wearing layer.
According to the nozzle arrangements of embodiment of the present utility model, in order to improve the quality of nozzle connection and reduce replacement frequency, preferably wearing layer is set in the inner side of nozzle connection, improves the wearability of nozzle connection.Wearing layer can be formed by processes such as shot-peening, plating, heat treatments.
According to an embodiment of the present utility model, be provided with back-up ring in described outer nozzle, described inner nozzle is arranged between the end of described lance head and described back-up ring.
According to the nozzle arrangements of embodiment of the present utility model, be provided with back-up ring in outer nozzle, back-up ring can play position-limiting action to inner nozzle, coordinates the end of lance head inner nozzle to be fixed on the inner side of outer nozzle.
According to an embodiment of the present utility model, described inner nozzle is arranged between lance head and described outer nozzle.
According to the nozzle arrangements of embodiment of the present utility model, also connector can be set at the two ends of inner nozzle, inner nozzle is made to be connected between lance head and outer nozzle as connector, the friction of material is directly born at the sidewall of inner nozzle and nozzle position, after each replacing inner nozzle, the bonding strength between outer nozzle and lance head have also been obtained guarantee.
According to an embodiment of the present utility model, also comprise larynx hoop, described larynx cuff is contained in the link of described outer nozzle.
According to the nozzle arrangements of embodiment of the present utility model, when the material of outer nozzle is elastomeric material, the link of nozzle connection or lance head is sleeved on after the link of outer nozzle can be passed through elastic deformation, and then larynx cuff is contained in the outside of the link of outer nozzle and the link of nozzle connection or lance head, the inner side of the link of outer nozzle generally has annular muscle, the outside of the link of nozzle connection or lance head generally has retaining annular step, the elastic deformation of outer nozzle is prevented time tight by larynx cuff, therefore can not depart from easily between outer nozzle and nozzle connection or lance head.
According to an embodiment of the present utility model, described inner nozzle is acrylonitrile-butadiene rubber ring or polyurethane ring.
According to the nozzle arrangements of embodiment of the present utility model, inner nozzle adopt nonmetallic materials time, preferentially select acrylonitrile-butadiene rubber ring or polyurethane ring, acrylonitrile-butadiene rubber ring or polyurethane ring light weight wear-resisting, also there is good corrosion resistance.
According to an embodiment of the present utility model, described inner nozzle is metalwork.
According to a kind of mortar gun of the embodiment of second aspect of the present utility model, comprise the nozzle arrangements described in above any one embodiment.
According to the mortar gun that the utility model second aspect embodiment provides, have the nozzle arrangements that the utility model first aspect any embodiment provides, therefore this mortar gun has whole beneficial effects of the nozzle arrangements that above-mentioned any embodiment provides.
According to an embodiment of the present utility model, also comprise: air steel pipe, described air steel pipe is assemblied on described lance head, one end of described air steel pipe is stretched in described lance head, its port is just to the center of the inner nozzle in described nozzle arrangements, the other end of described air steel pipe is connected with air hose, and described air hose is connected with ball valve; Extension bar, one end of described extension bar is connected with described lance head, and the other end of described extension bar is connected with spray gun connector.
According to the mortar gun of embodiment of the present utility model, air steel pipe can move axially on lance head, be convenient to staff and adjust distance between its air outlet and outer nozzle, by the size of the ball valve adjustable wind-force on adjustment air hose, extension bar can be used as handle, be convenient to staff hold with mortar gun or fix, spray gun connector is for connecting feeder sleeve.
Provide in description part below according to additional aspect of the present utility model and advantage, part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the nozzle arrangements schematic diagram of existing mortar gun;
Fig. 2 is the cross-sectional schematic of the nozzle arrangements of an embodiment of the present utility model;
Fig. 3 is the cross-sectional schematic of the nozzle arrangements of another embodiment of the present utility model.
Wherein, the Reference numeral in Fig. 2 and Fig. 3 and the corresponding relation between component names are:
1 lance head, 2 outer nozzles, 201 back-up rings, 3 inner nozzles, 4 nozzle connections, 5 air steel pipes, 6 air hoses, 7 ball valves, 8 extension bars, 9 spray gun connector, 10 larynx hoops.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here to implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
As shown in Figures 2 and 3, provide a kind of nozzle arrangements according to the utility model first aspect embodiment, comprising: lance head 1; Outer nozzle 2, described outer nozzle 2 is connected to the end of described lance head 1; Inner nozzle 3, described inner nozzle 3 is arranged on the inner side of described outer nozzle 2, and the internal diameter of described inner nozzle 3 is less than the minimum diameter of described outer nozzle 2.
According to the nozzle arrangements of embodiment of the present utility model, inner nozzle 3 is arranged on the inner side of outer nozzle 2, the internal diameter of inner nozzle 3 is less than the minimum diameter of outer nozzle 2, like this, when in use its inside is subject to the impact of the sticky materials such as mortar to nozzle arrangements, inner nozzle 3 can be worn, outer nozzle 2 can be prevented to be worn, when the degree of wear of inner nozzle 3 reaches replacing condition, only outer nozzle 2 need be pulled down rear replacing inner nozzle 3, outer nozzle 2 originally can also continue to use, compare existing nozzle arrangements and must change whole outer nozzle 2 when wearing and tearing, nozzle arrangements of the present utility model has the inner nozzle 3 as consumable accessory, it is with low cost, can change at any time, reduce the maintenance cost of the relevant device with this nozzle arrangements.
In addition, the nozzle arrangements provided according to the utility model above-described embodiment also has following additional technical feature:
As shown in Figures 2 and 3, according to an embodiment of the present utility model, also comprise nozzle connection 4, one end of described nozzle connection 4 is connected with described lance head 1, and the other end of described nozzle connection 4 is connected with described outer nozzle 2.
According to the nozzle arrangements of embodiment of the present utility model, nozzle connection 4 is connected with between lance head 1 and outer nozzle 2, nozzle connection 4 is connected with lance head 1 and outer nozzle 2 respectively by the external screw joint at its two ends, not only play connection function, and serve the effect of the wearing and tearing preventing lance head 1 and outer nozzle 2.
According to an embodiment of the present utility model, described nozzle connection 4 is arranged on the inner side of described lance head 1 and/or described outer nozzle 2, and the inner side of described nozzle connection 4 has wearing layer.
According to the nozzle arrangements of embodiment of the present utility model, in order to improve the quality of nozzle connection 4 and reduce replacement frequency, preferably wearing layer is set in the inner side of nozzle connection 4, improves the wearability of nozzle connection 4.Wearing layer can be formed by processes such as shot-peening, plating, heat treatments.
As shown in Figures 2 and 3, according to an embodiment of the present utility model, in described outer nozzle 2, back-up ring 201 is provided with, between the end that described inner nozzle 3 is arranged on described lance head 1 and described back-up ring 201.
According to the nozzle arrangements of embodiment of the present utility model, be provided with back-up ring 201 in outer nozzle 2, back-up ring 201 can play position-limiting action to inner nozzle 3, coordinates the end of lance head 1 inner nozzle 3 to be fixed on the inner side of outer nozzle 2.
According to an embodiment of the present utility model, described inner nozzle 3 is arranged between lance head 1 and described outer nozzle 2.
According to the nozzle arrangements of embodiment of the present utility model, also connector can be set at the two ends of inner nozzle 3, inner nozzle 3 is made to be connected between lance head 1 and outer nozzle 2 as connector, the friction of material is directly born at the sidewall of inner nozzle 3 and nozzle position, after each replacing inner nozzle 3, the bonding strength between outer nozzle 2 and lance head 1 have also been obtained guarantee.
As shown in Figure 3, according to an embodiment of the present utility model, also comprise larynx hoop 10, described larynx hoop 10 is sleeved on the link of described outer nozzle 2.
According to the nozzle arrangements of embodiment of the present utility model, when the material of outer nozzle 2 is elastomeric material, the link of nozzle connection 4 or lance head 1 is sleeved on after the link of outer nozzle 2 can be passed through elastic deformation, and then larynx hoop 10 is sleeved on the outside of the link of outer nozzle 2 and the link of nozzle connection 4 or lance head 1, the inner side of the link of outer nozzle 2 generally has annular muscle, the outside of the link of nozzle connection 4 or lance head 1 generally has retaining annular step, the elastic deformation of outer nozzle 2 is prevented when being locked by larynx hoop 10, therefore can not depart from easily between outer nozzle 2 and nozzle connection 4 or lance head 1.
According to an embodiment of the present utility model, described inner nozzle 3 is acrylonitrile-butadiene rubber ring or polyurethane ring.
According to the nozzle arrangements of embodiment of the present utility model, when inner nozzle 3 adopts nonmetallic materials, preferentially select acrylonitrile-butadiene rubber ring or polyurethane ring, acrylonitrile-butadiene rubber ring or polyurethane ring light weight wear-resisting, also there is good corrosion resistance.
According to an embodiment of the present utility model, described inner nozzle 3 is metalwork.
According to a kind of mortar gun of the embodiment of second aspect of the present utility model, comprise the nozzle arrangements described in above any one embodiment.
According to the mortar gun that the utility model second aspect embodiment provides, have the nozzle arrangements that the utility model first aspect any embodiment provides, therefore this mortar gun has whole beneficial effects of the nozzle arrangements that above-mentioned any embodiment provides.
As shown in Figure 2, according to an embodiment of the present utility model, also comprise: air steel pipe 5, described air steel pipe 5 is assemblied on described lance head 1, one end of described air steel pipe 5 is stretched in described lance head 1, its port is just to the center of the inner nozzle 3 in described nozzle arrangements, and the other end of described air steel pipe 5 is connected with air hose 6, and described air hose 6 is connected with ball valve 7; Extension bar 8, one end of described extension bar 8 is connected with described lance head 1, and the other end of described extension bar 8 is connected with spray gun connector 9.
According to the mortar gun of embodiment of the present utility model, air steel pipe 5 can move axially on lance head 1, be convenient to staff and adjust distance between its air outlet and outer nozzle 2, by the size of the ball valve 7 adjustable wind-force on adjustment air hose 6, extension bar 8 can be used as handle, be convenient to staff hold with mortar gun or fix, spray gun connector 9 is for connecting feeder sleeve.
In the description of this description, term " connection ", " installation ", " fixing " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.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 (10)
1. a nozzle arrangements, for spraying sticky material, is characterized in that, comprising:
Lance head;
Outer nozzle, described outer nozzle is connected to the end of described lance head;
Inner nozzle, described inner nozzle is arranged on the inner side of described outer nozzle, and the internal diameter of described inner nozzle is less than the minimum diameter of the spout of described outer nozzle.
2. nozzle arrangements according to claim 1, is characterized in that, also comprises nozzle connection, and one end of described nozzle connection is connected with described lance head, and the other end of described nozzle connection is connected with described outer nozzle.
3. nozzle arrangements according to claim 2, is characterized in that, described nozzle connection is arranged on the inner side of described lance head and/or described outer nozzle, and the inner side of described nozzle connection has wearing layer.
4. nozzle arrangements according to claim 2, is characterized in that, is provided with back-up ring in described outer nozzle, and described inner nozzle is arranged between the end of described lance head and described back-up ring.
5. nozzle arrangements according to claim 1, is characterized in that, described inner nozzle is arranged between lance head and described outer nozzle.
6. nozzle arrangements according to any one of claim 1 to 5, is characterized in that, also comprises larynx hoop, and described larynx cuff is contained in the link of described outer nozzle.
7. nozzle arrangements according to any one of claim 1 to 5, is characterized in that, described inner nozzle is acrylonitrile-butadiene rubber ring or polyurethane ring.
8. nozzle arrangements according to any one of claim 1 to 5, is characterized in that, described inner nozzle is metalwork.
9. a mortar gun, is characterized in that, comprises the nozzle arrangements according to any one of claim 1 to 8.
10. mortar gun according to claim 9, is characterized in that, also comprises:
Air steel pipe, described air steel pipe is assemblied on described lance head, and one end of described air steel pipe is stretched in described lance head, and its port is just to the center of the inner nozzle in described nozzle arrangements, the other end of described air steel pipe is connected with air hose, and described air hose is connected with ball valve;
Extension bar, one end of described extension bar is connected with described lance head, and the other end of described extension bar is connected with spray gun connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520890476.7U CN205084899U (en) | 2015-11-09 | 2015-11-09 | Nozzle structure and mortar spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520890476.7U CN205084899U (en) | 2015-11-09 | 2015-11-09 | Nozzle structure and mortar spray gun |
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| Publication Number | Publication Date |
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| CN205084899U true CN205084899U (en) | 2016-03-16 |
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| CN201520890476.7U Active CN205084899U (en) | 2015-11-09 | 2015-11-09 | Nozzle structure and mortar spray gun |
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| CN (1) | CN205084899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251626A (en) * | 2015-11-09 | 2016-01-20 | 湖南三一路面机械有限公司 | Nozzle structure and mortar spraying gun |
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2015
- 2015-11-09 CN CN201520890476.7U patent/CN205084899U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251626A (en) * | 2015-11-09 | 2016-01-20 | 湖南三一路面机械有限公司 | Nozzle structure and mortar spraying gun |
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