CN211835969U - Cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus - Google Patents
Cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus Download PDFInfo
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- CN211835969U CN211835969U CN202020008249.8U CN202020008249U CN211835969U CN 211835969 U CN211835969 U CN 211835969U CN 202020008249 U CN202020008249 U CN 202020008249U CN 211835969 U CN211835969 U CN 211835969U
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- ferrule
- clamping sleeve
- steel pipe
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- elastic clamping
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Abstract
The utility model discloses a cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus, including shower nozzle casing, elastic card cover, retaining member and nozzle, the shower nozzle casing is formed with the cavity in the axial, the cavity includes frustum of a cone shape cavity and cylindrical cavity in proper order in the axial, the shower nozzle casing is equipped with the uncovered that links to each other with the frustum of a cone shape cavity at axial one end to make one end of steel pipe pass uncovered and frustum of a cone shape cavity and inlay in cylindrical cavity with adapting ground, make form the axial cross-section and be wedge-shaped ring channel between the peripheral wall face of frustum of a cone shape cavity and the outer peripheral face of steel pipe; the axial section of one end of the elastic clamping sleeve is wedge-shaped, and one end of the elastic clamping sleeve is wedged tightly in the annular groove to realize sealing connection; the locking piece is sleeved on the steel pipe and abuts against the other end of the elastic clamping sleeve and is fixed with the steel pipe so as to lock the elastic clamping sleeve; the nozzle is mounted on the spray head housing. The utility model has the advantages of good sealing performance, simple structure, convenient installation and maintenance, no need of fire operation in pipeline construction, etc.
Description
Technical Field
The utility model belongs to the technical field of the fire control shower nozzle technique and specifically relates to a cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus are related to.
Background
In the process of carrying out the transformation and the construction of a water mist fire-fighting system in places which can not be operated by fire, such as a paint spraying workshop, the existing water mist spray head can not meet the construction requirements.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a cutting ferrule formula shower nozzle, the leakproofness is good, simple structure, and the installation is maintained conveniently, and the pipeline construction need not be fired the operation.
According to the utility model discloses cutting ferrule formula shower nozzle of first aspect embodiment, include:
the nozzle comprises a nozzle shell, a nozzle body and a nozzle cover, wherein a cavity is formed in the nozzle shell in the axial direction, the cavity sequentially comprises a cone frustum-shaped cavity and a cylindrical cavity in the axial direction, one end of the nozzle shell in the axial direction is provided with an opening connected with the cone frustum-shaped cavity, so that one end of a steel pipe penetrates through the opening and the cone frustum-shaped cavity and is embedded in the cylindrical cavity in a matching manner, and an annular groove with a wedge-shaped axial section is formed between the peripheral wall surface of the cone frustum-shaped cavity and the peripheral surface of the steel pipe;
the elastic clamping sleeve is annular, the axial section of one end of the elastic clamping sleeve is wedge-shaped, and one end of the elastic clamping sleeve penetrates through the opening and is wedged tightly in the annular groove in a matched mode so as to realize sealing connection; the other end of the elastic clamping sleeve is positioned outside the sprayer housing;
the locking piece is sleeved on the steel pipe and is pressed against the other end of the elastic clamping sleeve and fixed with the steel pipe so as to lock the elastic clamping sleeve;
a nozzle mounted on the spray head housing.
According to the ferrule type spray head of the embodiment of the first aspect of the utility model, one end of the steel pipe for conveying water can pass through the opening of the spray head shell and the truncated cone-shaped cavity and is embedded in the cylindrical cavity in a matching way, so that an annular groove with a wedge-shaped axial section is formed between the peripheral wall surface of the truncated cone-shaped cavity and the outer peripheral surface of the steel pipe; because the axial cross-section that elastic cutting ferrule is the one end of annular and elastic cutting ferrule is the wedge, elastic cutting ferrule's one end wedging is in the ring channel, supports through the retaining member to press at elastic cutting ferrule's the other end and fix on the shower nozzle casing, so not only can avoid elastic cutting ferrule pine to take off, makes elastic cutting ferrule's the other end take place elastic deformation moreover for the elastic cutting ferrule other end closely cooperates with the ring channel, thereby realizes the sealing connection of cutting ferrule shower nozzle and steel pipe, avoids water leakage. According to the utility model discloses cutting ferrule formula shower nozzle, the leakproofness is good, simple structure, and the installation is maintained conveniently, and the pipeline construction need not fire advantages such as operation.
According to the utility model discloses an embodiment of first aspect, elastic ferrule is metal elastic ferrule.
In accordance with a further embodiment of the first aspect of the present invention, the resilient sleeve is a stainless steel resilient sleeve.
According to some embodiments of the first aspect of the present invention, the elastic ferrule comprises a sealing conical surface in sealing engagement with a peripheral wall surface of the truncated cone shaped chamber.
According to a further embodiment of the first aspect of the present invention, an annular convex surface is formed on the inner peripheral wall of one end of the elastic ferrule, and an annular cutting edge is formed on the annular convex surface; correspondingly, an annular concave surface matched with the annular convex surface is formed on the outer peripheral surface of the steel pipe.
According to the utility model discloses the first aspect is further embodiment again, the annular convex surface includes first annular convex surface and second annular convex surface in the axial, first annular convex surface is connected sealed conical surface with between the second annular convex surface, the axial cross-section outline line of first annular convex surface is the broken line, the annular blade is located the turning department of broken line, the axial cross-section outline line of second annular convex surface is the curve.
According to a further embodiment of the first aspect of the present invention, the locking member is formed with a recess, the bottom wall of the recess is provided with a through hole, and the inner circumferential wall of the recess is provided with an internal thread; correspondingly, the outer peripheral surface of one axial end of the spray head shell is provided with an external thread; the steel pipe passes the through-hole of retaining member, the diapire of retaining member supports and presses on the other end of elastic ferrule, the retaining member passes through the internal thread with the external screw thread cooperation is screwed up on the shower nozzle casing.
According to a still further embodiment of the first aspect of the present invention, the elastic ferrule further comprises a locking conical surface, the locking conical surface being located at the other end of the elastic ferrule; correspondingly, the bottom wall of the groove is an extrusion inclined surface matched with the anti-loosening conical surface, and the extrusion inclined surface of the locking piece is pressed on the anti-loosening conical surface of the elastic clamping sleeve.
According to some embodiments of the first aspect of the present invention, the cylindrical chamber is kept away from one end of the truncated cone-shaped chamber is formed with a shoulder, and one end of the steel pipe abuts against the shoulder.
The utility model also provides a fire control fire extinguishing apparatus.
According to the utility model discloses fire prevention equipment of fire control of second aspect embodiment, include according to the utility model discloses the cutting ferrule formula shower nozzle of the above-mentioned arbitrary one of embodiment of first aspect.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a ferrule type showerhead according to an embodiment of the present invention.
Reference numerals:
cutting ferrule type spray head 1000
Showerhead housing 1 chamber 101 shoulder 102
The sealing conical surface 201 of the elastic ferrule 2, the annular convex surface 202, the annular cutting edge 2021 of the annular convex surface 2022, the anti-loose conical surface 203 of the first annular convex surface 2022
Nozzle 4
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A ferrule type showerhead 1000 according to an embodiment of the first aspect of the present invention is described below with reference to fig. 1.
As shown in fig. 1, a ferrule type showerhead 1000 according to an embodiment of the present invention includes a showerhead housing 1, an elastic ferrule 2, a locking member 3 and a nozzle 4. The nozzle shell 1 is provided with an opening connected with the cone-shaped chamber at one axial end, so that one end of the steel pipe 5 passes through the opening and the cone-shaped chamber and is embedded in the cylindrical chamber in a matching manner, and an annular groove with a wedge-shaped axial section is formed between the peripheral wall surface of the cone-shaped chamber and the peripheral surface of the steel pipe 5; the elastic clamping sleeve 2 is annular, the axial section of one end of the elastic clamping sleeve 2 is wedge-shaped, and one end of the elastic clamping sleeve 2 penetrates through the opening and is wedged tightly in the annular groove in a matched mode so as to realize sealing connection; the other end of the elastic clamping sleeve 2 is positioned outside the spray head shell 1; the locking part 3 is sleeved on the steel pipe 5, and the locking part 3 is pressed against the other end of the elastic clamping sleeve 2 and fixed with the steel pipe 5 so as to lock the elastic clamping sleeve 2; the nozzle 4 is arranged on the spray head shell 1, and the nozzle 4 can be a fine water mist nozzle.
According to the ferrule type showerhead 1000 of the embodiment of the first aspect of the present invention, one end of the steel pipe 5 for transporting water can pass through the opening of the showerhead housing 1 and the truncated cone-shaped chamber and be fittingly embedded in the cylindrical chamber, so that an annular groove with a wedge-shaped axial cross section is formed between the peripheral wall surface of the truncated cone-shaped chamber and the outer peripheral surface of the steel pipe 5; because the axial cross-section that elastic clamping sleeve 2 is annular and elastic clamping sleeve 2's one end is the wedge, elastic clamping sleeve 2's one end wedging is in the ring channel, support through retaining member 3 and press the other end at elastic clamping sleeve 2 and fix on shower nozzle casing 1, so not only can avoid elastic clamping sleeve 2 pine to take off, make elastic clamping sleeve 2's the other end take place elastic deformation moreover, make the 2 other ends of elastic clamping sleeve closely cooperate with the ring channel, thereby realize the sealing connection of cutting ferrule shower nozzle 1000 and steel pipe 5, avoid water leakage. According to the utility model discloses cutting ferrule formula shower nozzle 1000, the leakproofness is good, simple structure, and the installation is maintained conveniently, and the pipeline construction need not fire advantages such as operation.
According to the utility model discloses an embodiment of first aspect, elastic ferrule 2 is metal elastic ferrule 2. From this, metal elastic ferrule 2 connects between steel pipe 5, shower nozzle casing 1 and retaining member 3, and the leakproofness is good, it is firm to connect, and pressure resistance is high, and the temperature toleration is good, makes ferrule formula shower nozzle 1000 simple structure moreover, and the installation is maintained conveniently, and the pipeline construction need not draw on the fire advantages such as operation.
According to the utility model discloses the further embodiment of first aspect, elastic ferrule 2 is stainless steel elastic ferrule 2. From this, metal elastic ferrule 2 connects between steel pipe 5, shower nozzle casing 1 and retaining member 3, and the leakproofness is good, connect firm, and the compressive strength is high, and the temperature toleration is good, and corrosion resisting property is good, makes ferrule formula shower nozzle 1000 simple structure moreover, and the installation is maintained conveniently, and pipeline construction need not fire advantages such as operation.
According to some embodiments of the first aspect of the present invention, the elastic ferrule 2 comprises a sealing cone 201 in sealing engagement with the circumferential wall surface of the truncated cone shaped chamber. It will be appreciated that the sealing taper 201 is formed on the outer surface of the elastic ferrule 2 and is in sealing engagement with the peripheral wall surface of the truncated cone shaped chamber.
According to a further embodiment of the first aspect of the present invention, an annular convex surface 202 is formed on the inner peripheral wall of one end of the elastic ferrule 2, and an annular cutting edge 2021 is formed on the annular convex surface 202; accordingly, the steel pipe 5 is formed with an annular concave surface on the outer peripheral surface thereof which fits the annular convex surface 202. Therefore, the inner peripheral wall of one end of the elastic cutting sleeve 2 can be matched with the outer peripheral surface of the steel pipe 5 in a sealing mode.
According to a still further embodiment of the first aspect of the present invention, the annular convex surface 202 includes a first annular convex surface 2022 and a second annular convex surface 2023 in the axial direction, the first annular convex surface 2022 is connected between the sealing conical surface 201 and the second annular convex surface 2023, the axial cross-section contour line of the first annular convex surface 2022 is a broken line, the annular cutting edge 2021 is located at the turning point of the broken line, and the axial cross-section contour line of the second annular convex surface 2023 is a curved line. Therefore, the inner peripheral wall of one end of the elastic clamping sleeve 2 can be in better sealing fit with the outer peripheral surface of the steel pipe 5.
According to a further embodiment of the first aspect of the present invention, the retaining member 3 is formed with a recess 301, the bottom wall of the recess 301 is provided with a through hole, and the inner circumferential wall of the recess 301 is provided with an internal thread 302; correspondingly, the outer peripheral surface of one axial end of the spray head shell 1 is provided with an external thread; the steel pipe 5 passes the through-hole of retaining member 3, and the diapire of retaining member 3 supports and presses on the other end of elastic ferrule 2, and retaining member 3 screws up on shower nozzle casing 1 through internal thread 302 and external screw thread cooperation. From this, retaining member 3 passes through threaded connection to be fixed on shower nozzle casing 1, can extrude elastic clamping sleeve 2, makes elastic clamping sleeve 2 with shower nozzle casing 1 and 5 sealing connection of steel pipe, and simple structure, installation and enclosure are all convenient moreover.
According to a still further embodiment of the first aspect of the present invention, the elastic ferrule 2 further comprises a locking conical surface 203, the locking conical surface 203 being located at the other end of the elastic ferrule 2; correspondingly, the bottom wall of the groove 301 is an extrusion inclined surface 303 matched with the anti-loosening conical surface 203, and the extrusion inclined surface 303 of the locking member 3 is pressed against the anti-loosening conical surface 203 of the elastic ferrule 2. Thus, the sealing is better and more reliable.
According to some embodiments of the first aspect of the present invention, the cylindrical chamber is formed with a shoulder 102 at an end away from the truncated cone shaped chamber, and an end of the steel pipe 5 abuts against the shoulder 102. Therefore, the steel pipe 5 is convenient to position and install, and the elastic clamping sleeve 2 is also convenient to install.
According to some embodiments of the first aspect of the present invention, the nozzles 4 are water mist nozzles 4. Therefore, the utilization rate of water can be improved, the using amount of water is greatly reduced, and the fire extinguishing effect is more ideal.
The utility model discloses the second aspect still provides a fire control fire extinguishing apparatus.
According to the utility model discloses fire prevention equipment of fire control of second aspect embodiment, include according to the utility model discloses the cutting ferrule formula shower nozzle 1000 of the above-mentioned arbitrary one of embodiment of first aspect.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A ferrule type showerhead, comprising:
the nozzle comprises a nozzle shell, a nozzle body and a nozzle cover, wherein a cavity is formed in the nozzle shell in the axial direction, the cavity sequentially comprises a cone frustum-shaped cavity and a cylindrical cavity in the axial direction, one end of the nozzle shell in the axial direction is provided with an opening connected with the cone frustum-shaped cavity, so that one end of a steel pipe penetrates through the opening and the cone frustum-shaped cavity and is embedded in the cylindrical cavity in a matching manner, and an annular groove with a wedge-shaped axial section is formed between the peripheral wall surface of the cone frustum-shaped cavity and the peripheral surface of the steel pipe;
the elastic clamping sleeve is annular, the axial section of one end of the elastic clamping sleeve is wedge-shaped, and one end of the elastic clamping sleeve penetrates through the opening and is wedged tightly in the annular groove in a matched mode so as to realize sealing connection; the other end of the elastic clamping sleeve is positioned outside the sprayer housing;
the locking piece is sleeved on the steel pipe and is pressed against the other end of the elastic clamping sleeve and fixed with the steel pipe so as to lock the elastic clamping sleeve;
a nozzle mounted on the spray head housing.
2. The ferrule type showerhead of claim 1, wherein the resilient ferrule is a metal resilient ferrule.
3. The ferrule type showerhead of claim 2, wherein the resilient ferrule is a stainless steel resilient ferrule.
4. A ferrule type spray head according to any one of claims 1 to 3, wherein said elastic ferrule comprises a sealing conical surface which is in sealing engagement with a peripheral wall surface of said truncated cone shaped chamber.
5. The ferrule type spray head according to claim 4, wherein an annular convex surface is formed on the inner peripheral wall of one end of the elastic ferrule, and an annular cutting edge is formed on the annular convex surface; correspondingly, an annular concave surface matched with the annular convex surface is formed on the outer peripheral surface of the steel pipe.
6. The ferrule type showerhead of claim 5, wherein the annular convex surface comprises a first annular convex surface and a second annular convex surface in an axial direction, the first annular convex surface is connected between the sealing conical surface and the second annular convex surface, an axial cross-sectional contour line of the first annular convex surface is a broken line, the annular cutting edge is located at a turning point of the broken line, and an axial cross-sectional contour line of the second annular convex surface is a curved line.
7. The ferrule type spray head according to claim 4, wherein the retaining member is formed with a groove, the bottom wall of the groove is provided with a through hole, and the inner circumferential wall of the groove is provided with an internal thread; correspondingly, the outer peripheral surface of one axial end of the spray head shell is provided with an external thread; the steel pipe passes the through-hole of retaining member, the diapire of retaining member supports and presses on the other end of elastic ferrule, the retaining member passes through the internal thread with the external screw thread cooperation is screwed up on the shower nozzle casing.
8. The ferrule type showerhead of claim 7, wherein the elastic ferrule further comprises a locking taper at the other end of the elastic ferrule; correspondingly, the bottom wall of the groove is an extrusion inclined surface matched with the anti-loosening conical surface, and the extrusion inclined surface of the locking piece is pressed on the anti-loosening conical surface of the elastic clamping sleeve.
9. A ferrule type spray head according to any one of claims 1 to 3, wherein the cylindrical chamber is formed with a shoulder at an end remote from the truncated cone shaped chamber, and an end of the steel tube abuts against the shoulder.
10. Fire fighting equipment, characterized in that it comprises a ferrule type spray head according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020008249.8U CN211835969U (en) | 2020-01-02 | 2020-01-02 | Cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020008249.8U CN211835969U (en) | 2020-01-02 | 2020-01-02 | Cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211835969U true CN211835969U (en) | 2020-11-03 |
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ID=73209374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020008249.8U Active CN211835969U (en) | 2020-01-02 | 2020-01-02 | Cutting ferrule formula shower nozzle and fire control fire extinguishing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211835969U (en) |
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2020
- 2020-01-02 CN CN202020008249.8U patent/CN211835969U/en active Active
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