CN214713956U - Spray head - Google Patents
Spray head Download PDFInfo
- Publication number
- CN214713956U CN214713956U CN202120156314.6U CN202120156314U CN214713956U CN 214713956 U CN214713956 U CN 214713956U CN 202120156314 U CN202120156314 U CN 202120156314U CN 214713956 U CN214713956 U CN 214713956U
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- Prior art keywords
- spray
- water outlet
- channel
- cylinder
- wall
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- 239000007921 spray Substances 0.000 title claims abstract description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 90
- 230000001133 acceleration Effects 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims 1
- 238000002347 injection Methods 0.000 description 26
- 239000007924 injection Substances 0.000 description 26
- 238000005507 spraying Methods 0.000 description 17
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
本实用新型公开了一种喷射头，包括喷射体、喷射筒和出水挡块，所述喷射筒滑动连接在所述喷射体上，所述出水挡块的一端固定连接在所述喷射体内，所述喷射筒远离所述喷射体的一端上设有环绕所述喷射筒布置的保护沿，所述保护沿与所述喷射筒之间形成一个层台，所述出水挡块与所述喷射体之间形成出水通道，所述出水通道包括沿所述喷射体的出水方向依次布置的导流通道、加速通道和导向通道，当所述喷射筒从所述喷射体靠近所述出水挡块的一端伸出时，所述出水挡块与所述喷射筒之间形成稳流通道，所述加速通道的横截面的面积小于所述导流通道的横截面的面积。通过减小出水通道的横截面积，增大水压以增加流速，使得喷射头可以增大水流射程。
The utility model discloses a spray head, comprising a spray body, a spray cylinder and a water outlet block. The spray cylinder is slidably connected to the spray body, and one end of the water outlet block is fixedly connected to the spray body. The end of the spray cylinder away from the spray body is provided with a protection edge arranged around the spray cylinder, a platform is formed between the protection edge and the spray cylinder, and the water outlet block is connected to the spray body. A water outlet channel is formed between them, and the water outlet channel includes a diversion channel, an acceleration channel and a guide channel arranged in sequence along the water outlet direction of the jet body. When the jet cylinder extends from the end of the jet body close to the water outlet block During the discharge, a steady flow channel is formed between the water outlet block and the spray cylinder, and the cross-sectional area of the acceleration channel is smaller than the cross-sectional area of the diversion channel. By reducing the cross-sectional area of the water outlet channel and increasing the water pressure to increase the flow rate, the jet head can increase the water flow range.
Description
Technical Field
The utility model relates to a fire control field, concretely relates to injector head.
Background
As shown in fig. 1, the existing spray head includes a water inlet pipe 50, a spray body 10, a spray cylinder 20 and a water outlet block 30, the water outlet block 30 is fixedly connected in the spray body 10, the water inlet pipe 50 is fixedly connected to one end of the spray body 10 through a threaded connection, the spray cylinder 20 is slidably connected to the other end of the spray body 10, the edge of the water outlet of the spray cylinder 20 is easily damaged, and water can be sprayed from the damaged position during water flow spraying, which results in water flow dispersion; the water outlet block 30 does not have an accelerating function and cannot increase the range of the water flow.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can increase rivers range and ensure that the shower head of rivers nondispersing when spraying.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a spray head comprises a spray body, a spray cylinder and a water outlet stop block, wherein the spray cylinder is slidably connected onto the spray body, one end of the water outlet stop block is fixedly connected into the spray body, one end of the spray cylinder, far away from the spray body, is provided with a protective edge arranged around the spray cylinder, the protective edge is fixedly connected with or integrally formed on the spray cylinder, a layer table is formed between the protective edge and the spray cylinder, a water outlet channel is formed between the water outlet stop block and the spray body, the water outlet channel comprises a flow guide channel, an acceleration channel and a guide channel which are sequentially arranged along the water outlet direction of the spray body, when the spray cylinder extends out from one end, near the water outlet stop block, of the spray body, a flow stabilizing channel is formed between the water outlet stop block and the spray cylinder, and the cross-sectional area of the flow guide channel is gradually reduced along the water outlet direction of the spray body, the cross-sectional area of the accelerating channel is gradually increased along the water outlet direction of the jet body, and the minimum cross-sectional area of the accelerating channel is equal to the minimum cross-sectional area of the flow guide channel.
Preferably, the spray head further comprises a water inlet pipe, and the water inlet pipe is fixedly connected to one end, far away from the water outlet stop block, of the spray body through a screw.
Preferably, the injection head further comprises an electric push rod, the electric push rod is fixedly connected to the injection body, and the working end of the electric push rod is hinged to the outer wall of the injection cylinder.
Preferably, the injector head still includes connecting screw and lock nut, be equipped with the confession on the play water dog the perforation that connecting screw passed, spray internal be equipped with the spliced pole that sprays the body coaxial arrangement, be equipped with two at least connecting strips on the outer wall of spliced pole, each the one end of connecting strip with the inner wall fixed connection or the body coupling of spraying the body, each the other end of connecting strip with the outer wall fixed connection or the body coupling of spliced pole, be equipped with the connecting hole on the spliced pole, be equipped with first internal thread section on the inner wall of connecting hole, be equipped with on the outer wall of connecting screw with first external screw thread section that first internal thread section matches, connecting screw passes perforation and will through lock nut go out water dog fixed connection in on the spliced pole.
Preferably, at least one sealing groove is formed in the outer wall of the injection body corresponding to the position between the injection body and the injection cylinder, and a sealing ring is mounted in each sealing groove.
Through adopting aforementioned design, the beneficial effects of the utility model are that: the protection edge is arranged on one end, far away from the spraying body, of the spraying cylinder and forms a layer table with the spraying cylinder, so that water flow spraying of the spraying cylinder cannot be influenced even if the protection edge is damaged, the protection edge is arranged to prevent the edge of a water outlet of the spraying cylinder from being damaged in the transportation and use processes, and water flow is prevented from being dispersed during spraying; the cross section area of the flow guide channel is gradually reduced along the water outlet direction of the jet body, the cross section area of the acceleration channel is gradually increased along the water outlet direction of the jet body, and the minimum cross section area of the acceleration channel is equal to the minimum cross section area of the flow guide channel; the cross-sectional area of the water outlet channel is reduced, and the water pressure is increased, so that the water flow range of the spray head can be increased.
Drawings
FIG. 1 is a sectional view showing a structure of a conventional ejection head;
FIG. 2 is a sectional view of the structure of the injector head of the present invention;
in the figure: 10. a jet body 11, a connecting column,
20. the spray cylinder, 21, the guard rim,
30. a water outlet stop block 31, a flow guide channel 32, an acceleration channel 33, a guide channel 34 and a flow stabilizing channel
40. An electric push rod is arranged on the upper portion of the frame,
50. a water inlet pipe 51, a rotary groove,
a. connecting screw, b, lock nut, c, screw, d, sealing washer.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in FIG. 2, the spray head comprises a spray body 10, a spray barrel 20, a water outlet block 30 and an electric push rod 40.
The injection cylinder 20 is sleeved outside the injection body 10, the injection cylinder 20 is slidably connected to the injection body 10, the electric push rod 40 is fixedly connected to the injection body 10, the working end of the electric push rod 40 is hinged to the outer wall of the injection cylinder, and the injection cylinder 20 is pushed by the electric push rod 40 to slide on the injection body 10.
One end of the water outlet stop block 30 is fixedly connected in the jetting body 10, the other end of the water outlet stop block 30 penetrates out of the jetting body 10, the jetting head of the embodiment further comprises a connecting screw rod a and a locking nut b, a through hole for the connecting screw rod a to penetrate through is formed in the axial direction of the water outlet stop block 30, a connecting column 11 which is coaxially arranged with the jetting body 10 is arranged in the jetting body 10, at least two connecting strips are arranged on the outer wall of the connecting column 11, one end of each connecting strip is fixedly connected or integrally connected with the inner wall of the jetting body 10, the other end of each connecting strip is fixedly connected or integrally connected with the outer wall of the connecting column 11, and in the embodiment, the connecting strips are uniformly and integrally connected with the inner wall of the jetting body 10 and the outer wall of the connecting column 11; the connecting column 11 is provided with a connecting hole, the inner wall of the connecting hole is provided with a first internal thread section, the outer wall of the connecting screw rod a is provided with a first external thread section matched with the first internal thread section, and the connecting screw rod a penetrates through the connecting hole and is fixedly connected with the water outlet stop block 30 on the connecting column 11 through the locking nut b.
A protection edge 21 arranged around the injection cylinder 20 is arranged at one end of the injection cylinder 20 far away from the injection body 10, the protection edge 21 is fixedly connected with or integrally formed on the injection cylinder 20, a layer table is formed between the protection edge 21 and the injection cylinder 20, the protection edge 21 of the embodiment is integrally formed on the injection cylinder 20, and the water outlet end surface of the injection cylinder 20 and the protection edge 21 form the layer table; by arranging the protective edge 21 around the spraying cylinder 20 on the spraying cylinder 20 and forming a layer table between the protective edge 21 and the spraying cylinder 20, the water flow spraying of the spraying cylinder 20 is not affected even if the protective edge is damaged, so that the water outlet edge of the spraying cylinder 20 is not damaged in the transportation and use processes, and the water flow is ensured not to be dispersed during spraying.
A water outlet channel is formed between the water outlet stop 30 and the spray body 10, the water outlet channel is a position between the outer wall of the water outlet stop 30 and the inner wall of the spray body 10, the water outlet channel comprises a flow guide channel 31, an acceleration channel 32 and a guide channel 33 which are sequentially arranged along the water outlet direction of the spray body 10, when the spray cylinder 20 extends out from one end of the spray body 10 close to the water outlet stop, a steady flow channel 34 is formed between the water outlet stop 30 and the spray cylinder 20, and the area of the cross section of the acceleration channel 32 is smaller than that of the cross section of the flow guide channel 31; the cross-sectional area of the guide channel 31 is gradually reduced along the water outlet direction of the jet body 10, the cross-sectional area of the accelerating channel 32 is gradually increased along the water outlet direction of the jet body 10, and the minimum cross-sectional area of the accelerating channel 32 is equal to the minimum cross-sectional area of the guide channel 31; by reducing the cross-sectional area of the water outlet channel, the water pressure is increased to increase the flow speed, so that the spray head can increase the water flow range.
As a preferable scheme of this embodiment, the spray head further includes a water inlet pipe 50, and the water inlet pipe 50 is fixedly connected to one end of the spray body 10 far away from the water outlet block 30 by a screw c; in the embodiment, a rotary groove 51 is formed in the outer wall of the water inlet pipe 50, a fixing hole is formed in the position, corresponding to the rotary groove 51, of the spray body 10, a fixing thread is formed in the inner wall of the fixing hole, a thread section matched with the fixing thread is formed in the outer wall of a screw c, and the screw c is used for rotatably connecting the water inlet pipe 50 to the spray body 10 through thread matching; because the inlet tube 50 mostly is the return bend, consequently need rotate according to the user demand when daily use to make the flexion of return bend and electric putter 40 be located same vertical direction, inlet tube 50 passes through screw c with the body 10 of spouting and is connected, so that inlet tube 50 can rotate on the body 10 of spouting, is convenient for daily use.
As a preferable scheme of the present embodiment, at least one sealing groove is provided on the outer wall of the injection body 10 corresponding to a position between the injection body 10 and the injection cylinder 20, and a sealing ring d is installed in each sealing groove; the outer wall of the jet body 10 of the embodiment is provided with two sealing grooves; the sealing ring d is provided to enhance the sealing between the injection body 10 and the injection cylinder 20.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156314.6U CN214713956U (en) | 2021-01-20 | 2021-01-20 | Spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156314.6U CN214713956U (en) | 2021-01-20 | 2021-01-20 | Spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214713956U true CN214713956U (en) | 2021-11-16 |
Family
ID=78640140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120156314.6U Expired - Fee Related CN214713956U (en) | 2021-01-20 | 2021-01-20 | Spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214713956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114589023A (en) * | 2022-05-10 | 2022-06-07 | 山东畜牧兽医职业学院 | High-performance injection device |
-
2021
- 2021-01-20 CN CN202120156314.6U patent/CN214713956U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114589023A (en) * | 2022-05-10 | 2022-06-07 | 山东畜牧兽医职业学院 | High-performance injection device |
| CN114589023B (en) * | 2022-05-10 | 2022-07-12 | 山东畜牧兽医职业学院 | High-performance injection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20211116 |