CN215275536U - Fire-fighting spray head - Google Patents

Abstract

The utility model relates to a fire sprinkler head relates to the field of fire-fighting equipment, and it includes the mount pad, and mount pad upper end has set firmly the screw sleeve, and the delivery port has been seted up to the mount pad, and the mount pad below can be dismantled and be connected with the support frame, and the tip is equipped with the splash box under the support frame, is equipped with the support column in the support frame, the vertical setting of support column, the support column overcoat be equipped with the temperature sensing glass pipe and with the sealing member of delivery port adaptation, the temperature sensing glass pipe is located the sealing member below. After the temperature sensing glass pipe bursts out, the sealing member slides to support column lower tip under the water pressure effect, and the sealing member is difficult for losing, can continue to use when reinstalling, and this application has the effect of practicing thrift the cost.

Description

Fire-fighting spray head

Technical Field

The application relates to the field of fire-fighting facilities, in particular to a fire-fighting spray header.

Background

The fire sprinkler head is used for a fire sprinkler system, automatically starts within a preset temperature range when a fire disaster occurs, or is started by control equipment according to a fire disaster signal, and sprinkles water according to a designed sprinkling shape and flow to extinguish the fire.

The related art can refer to chinese patent with publication number CN107998562A and discloses a fire sprinkler head, which comprises a shell, a sprinkler head and a bottom cover, wherein an inner cavity is arranged in the shell, the inner cavity is provided with an opening at the bottom of the shell, the sprinkler head is arranged in the inner cavity, the bottom cover covers the bottom opening of the inner cavity, the bottom cover and the shell are fixed through hot-melt alloy, the sprinkler head comprises a sprinkler head and a splash disc, the splash disc can be arranged on the sprinkler head in an up-and-down sliding manner, the bottom cover supports the splash disc, and the splash disc can extend out of the inner cavity after the bottom cover drops from the shell.

In view of the above-mentioned related technologies, the inventor believes that the fire sprinkler head loses support for the sealing member after the heat sensitive element is broken down when in use, the water source flushes the sealing member to spray water, the sealing member is lost, and when the heat sensitive element is installed again, the cost is wasted by reconfiguring the sealing member.

SUMMERY OF THE UTILITY MODEL

In order to save cost, the application provides a fire sprinkler head.

The application provides a fire sprinkler head adopts following technical scheme:

the utility model provides a fire sprinkler head, includes the mount pad, mount pad upper end has set firmly the screw sleeve, and the delivery port has been seted up to the mount pad, and the mount pad below can be dismantled and be connected with the support frame, and the tip is equipped with the splash box under the support frame, is equipped with the support column in the support frame, the vertical setting of support column, the support column overcoat be equipped with temperature sensing glass pipe and with the sealing member of delivery port adaptation, temperature sensing glass pipe is located the sealing member below.

Through adopting above-mentioned technical scheme, after the temperature sensing glass pipe bursts out, the sealing member slides to support column lower tip under the water pressure effect, and the sealing member is difficult for losing, can continue to use when reinstalling, and then practiced thrift the cost.

Optionally, the support column is connected with the support frame in a sliding manner, the lower end of the support frame is connected with an adjusting nut in a rotating manner, the adjusting nut is in threaded connection with the lower end of the support column, a limiting table is fixedly arranged at the lower end of the support column, and the limiting table is located between the adjusting nut and the heat-sensitive glass tube.

By adopting the technical scheme, after the user replaces the thermosensitive glass tube, the adjusting nut is screwed, the sealing element is upwards jacked by the limiting table to seal the water outlet, and the structure is simple and the operation is convenient.

Optionally, a heat collection cover is arranged at the upper end of the support frame, and the heat collection cover, the support frame and the support columns are made of metal materials with high thermal conductivity.

Through adopting above-mentioned technical scheme, in the heat-collecting cover conducts the support column with the heat through the support frame, be favorable to accelerating temperature rise is heated to the temperature sensing glass pipe for the broken speed of temperature sensing glass pipe, be favorable to reducing the loss.

Optionally, the lower end of the supporting column is fixedly provided with a limiting rod, the splash pan is provided with a through groove matched with the limiting rod, and the lower end of the limiting rod is provided with a limiting groove matched with the limiting rod.

Through adopting above-mentioned technical scheme, the user rotates the splash box, can dismantle the change, simple structure convenient operation to the splash box through the groove.

Optionally, the lower end of the mounting seat is in threaded connection with the support frame, and the upper end of the mounting seat is hexagonal.

Through adopting above-mentioned technical scheme, the user's accessible is twisted and is moved the support frame and can be dismantled the change with the support frame, simple structure convenient operation.

Optionally, the sealing member is frustum-shaped and from the lower supreme diameter grow gradually, and the sealing member overcoat is equipped with the rubber pad.

Through adopting above-mentioned technical scheme, the sealing member of frustum form is less with the frictional force of mount pad in the whereabouts in-process, is difficult for taking place the phenomenon that the sealing member blocked the influence water spray, is favorable to the guarantee effect of drying out.

Optionally, the outer wall of the adjusting nut is provided with anti-slip threads.

Through adopting above-mentioned technical scheme, the roughness of antiskid line increase adjusting nut lateral wall, and convenient to use person twists adjusting nut and rotates, has improved the operation convenience.

Optionally, the upper end of the supporting column is tapered.

Through adopting above-mentioned technical scheme, the upper end of support column taper shape is difficult for influencing the direction that water flows, ensures water and splash box contact, and then ensures good fire control effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the supporting columns, after the thermosensitive glass tube is broken, the sealing element slides to the lower end parts of the supporting columns under the action of water pressure, the sealing element is not easy to lose, and the sealing element can be continuously used when being re-installed, so that the cost is saved;

2. through setting up the thermal-arrest cover, the thermal-arrest cover is favorable to accelerating temperature rise of being heated of temperature sensing glass pipe in with heat conduction to the support column through the support frame, accelerates the broken speed of temperature sensing glass pipe, is favorable to reducing the loss.

Drawings

Fig. 1 is a schematic view of the overall structure of a fire sprinkler head.

Fig. 2 is a schematic sectional structure view of a fire sprinkler head.

Fig. 3 is a partial schematic view for highlighting the position of the limiting rod, the through groove and the limiting groove.

Description of reference numerals: 1. a mounting seat; 11. a threaded sleeve; 2. a support frame; 3. a splash pan; 4. a heat-sensitive glass tube; 5. a seal member; 21. a support pillar; 211. adjusting the nut; 212. a limiting table; 6. a heat collection cover; 213. a limiting rod; 31. a through groove; 32. a limiting groove; 7. and (7) a rubber pad.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a fire sprinkler head.

Referring to fig. 1 and 2, a fire sprinkler head, including mount pad 1, during the installation, the user utilizes mount pad 1 to install the fire sprinkler head in the specific position, 1 upper end fixed mounting of mount pad has threaded sleeve 11, the user utilizes threaded sleeve 11 to be connected mount pad 1 with the branch water piping of indoor top, mount pad 1 has seted up the delivery port, delivery port department installs sealing member 5, mount pad 1 installs the below temperature sensing glass pipe 4, temperature sensing glass pipe 4 upper end is spacing to sealing member 5, water is difficult for flowing under sealing member 5's the confining action this moment, temperature sensing glass pipe 4 intussuseption is filled with the solution that receives thermal energy, temperature sensing glass pipe 4 is broken by rising when higher, lose the support to sealing member 5, sealing member 5 breaks away from the delivery port, water is put out a fire from the delivery port blowout.

Referring to fig. 1, a support frame 2 is arranged below a mounting seat 1, mutually matched threads are arranged at the lower end of the mounting seat 1 and the upper end of the support frame 2, and a user connects the upper end of the support frame 2 with the lower end of the mounting seat 1 through threads during mounting; the upper end of the mounting seat 1 is hexagonal, so that the mounting seat 1 is driven to rotate and drop off with a water pipe when the mounting support frame 2 is avoided, tools such as a suitable wrench can be used by a user to clamp the upper end of the mounting seat 1, the rotation of the mounting seat 1 is limited, and the support frame 2 is mounted below the mounting seat 1.

Referring to fig. 1 and 2, a support column 21 is installed at the middle position of the support frame 2, a limiting table 212 is fixedly installed at the lower end of the support column 21, a heat-sensitive glass tube 4 is sleeved at the upper end of the support column 21, and the lower end of the heat-sensitive glass tube abuts against the limiting table 212, at normal temperature, the upper end of the heat-sensitive glass tube 4 is tightly pressed against the lower end of a sealing element 5, the sealing element 5 is embedded into a water outlet, and water of a water branch tube is difficult to flow out under the supporting effect of the heat-sensitive glass tube 4.

Referring to fig. 1, the temperature risees when the condition of a fire takes place, 2 upper end fixed mounting of support frame has thermal-arrest cover 6, thermal-arrest cover 6 will be collected the heat, thermal-arrest cover 6, support frame 2 and support column 21 all adopt the higher metal material of thermal conductivity, thermal-arrest cover 6 is through support frame 2 with heat conduct to support column 21 fast on, temperature-sensitive glass pipe 4 is faster intensification under the effect of support column 21, and then break under the inflation of solution, compare in the shower head of not installing support column 21, it is faster that the water spray reaction is when the conflagration is faster to break, the loss is reduced.

Referring to fig. 1 and 2, the sealing element 5 is sleeved outside the supporting column 21, after the heat-sensitive glass tube 4 is broken, the sealing element 5 loses support, slides downwards along the supporting column 21 to be in contact with the limiting table 212 under the impact of water pressure in the branch water tube, and sprays water outwards in the branch water tube, so that the sealing element 5 is not easy to lose, waste is reduced, and cost is saved; a rubber pad 7 is sleeved outside the sealing element 5, the sealing element 5 is extruded between the sealing element 5 and the inner wall of the water outlet to deform in a normal state, water is not easy to accidentally seep out of the sealing element 5, and the sealing effect is good; sealing member 5 is the frustum form and follows supreme diameter grow gradually down for sealing member 5 can break away from the delivery port fast, is difficult for influencing the water spray because of rubber pad 7 card is in delivery port department.

Referring to fig. 1, the upper end of the support column 21 is in a taper shape, and water contacts with the taper end of the branch water pipe and falls on the lower end of the support frame 2 after being changed in direction to a smaller extent; the lower end part of the support frame 2 is provided with a splash pan 3, water falls on the splash pan 3, and the splash pan 3 deflects the water to extinguish fire; the difficult great baffling phenomenon that causes to rivers of support column 21 upper end is difficult for, is difficult for influencing the contact of water and splash box 3, and then ensures splash box 3 to the good dispersion effect of water.

Referring to fig. 1 and 2, after a fire is extinguished, a user can rotate the support frame 2 to remove the support frame 2, remove the sealing element 5 from the support column 21, sleeve a new heat-sensitive glass tube 4 on the upper end of the support column 21, sleeve the sealing element 5 above the heat-sensitive glass tube 4, and then connect the support frame 2 and the mounting base 1 again by screw threads; support column 21 and 2 sliding connection of support frame can follow vertical direction and reciprocate, and tip fixed mounting has a bar shape piece under 2 support frames, support column 21 offer with the bar groove in bar shape piece adaptation, support column 21 can not take place to rotate under the limiting displacement in bar shape piece and bar groove.

Referring to fig. 1 and 2, an adjusting nut 211 is rotatably connected to the lower end of the supporting frame 2, a limiting block is fixed to the lower end of the adjusting nut 211, the limiting block is embedded in the supporting frame 2 to limit the up-and-down movement of the adjusting nut 211, anti-slip threads are arranged on the outer wall of the adjusting nut 211, a user manually holds the part of the adjusting nut 211 with the anti-slip threads, and the adjusting nut 211 is easily controlled to rotate under the action of large friction force between fingers and the anti-slip threads; the adjusting nut 211 is coaxially and threadedly connected with the supporting column 21, and the supporting column 21 moves up and down under the limiting action of the strip-shaped block while the adjusting nut 211 rotates; the limiting table 212 is located between the adjusting nut 211 and the heat-sensitive glass tube 4, and the supporting column 21 drives the limiting table 212 to move up and down, so that the height of the heat-sensitive glass tube 4 can be adjusted, and the sealing element 5 is pushed against to seal the water outlet.

Referring to fig. 1 and 3, a limiting rod 213 is fixedly installed at the lower end of the supporting column 21, a limiting groove 32 adapted to the limiting rod 213 is formed at the lower end of the limiting rod 213, the limiting rod 213 is embedded into the limiting block to fix the splash pan 3 in a normal state, a through groove 31 adapted to the limiting rod 213 is formed in the splash pan 3, when the splash pan 3 is damaged by accidental collision and needs to be replaced, a user twists the adjusting nut 211 to control the supporting column 21 to move downwards, pushes the splash pan 3 upwards to separate the limiting rod 213 from the limiting groove 32, then manually rotates the splash pan 3 to enable the limiting rod 213 to enter the through groove 31, can take off the change with splash box 3, then rotate through new splash box 3 and imbed its spacing groove 32 to gag lever post 213, the readjustment adjusting nut 211 rotates again, drives support column 21 and rises and can accomplish the change to splash box 3, does not need whole change fire sprinkler head, practices thrift the cost.

The implementation principle of the fire sprinkler head of the embodiment of the application is as follows: when a fire occurs, the temperature rises, the heat collecting cover 6 collects heat, the heat collecting cover 6 quickly conducts the heat to the supporting column 21 through the supporting frame 2, and the heat-sensitive glass tube 4 is heated more quickly under the action of the supporting column 21 and then is broken under the expansion of the solution; the sealing element 5 is sleeved outside the supporting column 21, after the heat-sensitive glass tube 4 is broken, the sealing element 5 loses support, slides downwards along the supporting column 21 to be in contact with the limiting table 212 under the impact of water pressure in the branch water tube, and sprays water outwards in the branch water tube; after the conflagration was put out, the rotatable support frame 2 of user takes off support frame 2, takes off sealing member 5 from support column 21, overlaps new heat sensitive glass pipe 4 at support column 21 upper end, then overlaps sealing member 5 and again with support frame 2 and 1 threaded connection of mount pad after heat sensitive glass pipe 4 top, and sealing member 5 is difficult for losing, reduces extravagant saving cost.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a fire sprinkler head, includes mount pad (1), its characterized in that: the utility model discloses a heat-sensitive glass pipe, including mount pad (1), support column (21), seal piece (5) of support column (21) overcoat be equipped with temperature sensing glass pipe (4) and with the delivery port adaptation, temperature sensing glass pipe (4) are located seal piece (5) below, threaded sleeve (11) have set firmly, the delivery port has been seted up in mount pad (1), but mount pad (1) below dismantlement is connected with support frame (2), the tip is equipped with splash box (3) under support frame (2), be equipped with support column (21) in support frame (2), support column (21) vertical setting.

2. A fire sprinkler head as defined in claim 1, wherein: support column (21) and support frame (2) sliding connection, support frame (2) lower tip rotate and are connected with adjusting nut (211), adjusting nut (211) and support column (21) lower tip threaded connection, support column (21) lower tip has set firmly spacing platform (212), and spacing platform (212) are located between adjusting nut (211) and temperature sensing glass pipe (4).

3. A fire sprinkler head as defined in claim 1, wherein: the solar heat collecting device is characterized in that a heat collecting cover (6) is arranged at the upper end of the support frame (2), and the heat collecting cover (6), the support frame (2) and the support columns (21) are all made of metal materials with high heat conductivity.

4. A fire sprinkler head as defined in claim 1, wherein: the lower end of the support column (21) is fixedly provided with a limiting rod (213), the splash pan (3) is provided with a through groove (31) matched with the limiting rod (213), and the lower end of the limiting rod (213) is provided with a limiting groove (32) matched with the limiting rod (213).

5. A fire sprinkler head as defined in claim 1, wherein: the lower end of the mounting seat (1) is in threaded connection with the support frame (2), and the upper end of the mounting seat (1) is hexagonal.

6. A fire sprinkler head as defined in claim 1, wherein: sealing member (5) are frustum form and follow supreme diameter grow gradually down, and sealing member (5) overcoat is equipped with rubber pad (7).

7. A fire sprinkler head as claimed in claim 2, wherein: the outer wall of the adjusting nut (211) is provided with anti-slip threads.

8. A fire sprinkler head as defined in claim 1, wherein: the upper end part of the supporting column (21) is in a taper shape.

Images