Fire-fighting bus duct with built-in multiple flame-retardant structures

Abstract

The utility model relates to the technical field of bus ducts, and discloses a fire-fighting bus duct with a built-in multi-flame-retardant structure, which solves the problem that the existing bus duct needs to be disassembled for transportation, and comprises a shell I, a shell II is movably sleeved in the shell I, a connecting mechanism is arranged between the shell I and the shell II, and the shell I and the shell II are fixedly connected through the connecting mechanism. A flame-retardant mechanism is installed on the outer side of the second shell, and copper bars are installed in the first shell and the second shell at equal intervals; according to the device, through cooperation of the second fixing sleeve plate and the first fixing sleeve plate and cooperation of the transverse plate and the transverse rod, horizontal movement of the second shell is facilitated, the overall length of the first shell and the second shell is reduced, and through cooperation of the first U-shaped round rod and the lifting plate and cooperation of the spring and the first fixing sleeve plate, the overall length of the first shell and the second shell is reduced; and the bottom ends of the two positioning rods are conveniently inserted into the two corresponding positioning holes, so that the second shell and the first shell can be fixed, and the size of the whole bus duct is conveniently reduced for transportation.

Description

Technical Field

[0001] The utility model belongs to the technical field of bus ducts, in particular to a fire-fighting bus duct with a built-in multiple flame-retardant structure. Background Art

[0002] Bus duct is a closed metal device composed of copper and aluminum busbars. It is used to distribute high power to various components of the distributed system. It has increasingly replaced wires and cables in indoor low-voltage power transmission trunk projects. Now it has become an indispensable wiring method for electrical equipment and power systems in high-rise buildings and factories. Due to the need for electricity in various buildings such as buildings and factories, and this need has an increasing trend year by year, the original circuit wiring method, that is, the pipe-through method, brings many difficulties during construction. When the power distribution system is to be changed, it is almost impossible to make it simpler. However, if bus duct is used, it is very easy to achieve the purpose, and it can also make the building more beautiful. The fire bus duct is a bus duct designed specifically for power supply of fire equipment:

[0003] The existing fire-fighting bus duct occupies a large overall volume. When it needs to be transported, the bus duct needs to be disassembled, so the operation is complicated and leads to low transportation efficiency. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a fire-fighting bus duct with a built-in multiple flame-retardant structure, which effectively solves the problem that the current bus duct needs to be disassembled for transportation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bus duct for fire fighting with a built-in multiple flame retardant structure, comprising a shell body 1, a shell body 2 is movably sleeved inside the shell body 1, a connecting mechanism is installed between the shell body 1 and the shell body 2, a flame retardant mechanism is installed on the outside of the shell body 2, and copper bars are installed at equal distances inside the shell body 1 and the shell body 2;

[0006] The connecting mechanism includes a fixed sleeve plate 1 fixedly sleeved on the outer side of the shell 1, a fixed sleeve plate 2 fixedly sleeved on the outer side of the shell 2, two cross plates symmetrically fixedly installed on the side of the fixed sleeve plate 2 close to the fixed sleeve plate 1, the two cross plates both penetrate the fixed sleeve plate 1 and are fixedly installed with limited blocks on the sides away from the fixed sleeve plate 2, and the two cross plates are movably connected to the fixed sleeve plate 1, and positioning holes are provided at equal distances on the tops of the two cross plates, a U-shaped round rod 1 is fixedly installed on the top of the fixed sleeve plate 1, and a lifting plate is movably sleeved on the outer side of the U-shaped round rod 1, and two springs are symmetrically fixedly connected between the lifting plate and the fixed sleeve plate 1, and the two springs are sleeved on the outer side of the U-shaped round rod 1, and two positioning rods are symmetrically fixedly connected on the lifting plate, and the two positioning rods are respectively inserted into two corresponding positioning holes.

[0007] Preferably, two cross bars are symmetrically fixedly installed on one side of the fixed sleeve plate 2 close to the fixed sleeve plate 1, and the two cross bars both penetrate the fixed sleeve plate 1 and are movably connected to the fixed sleeve plate 1.

[0008] Preferably, a side plate is fixedly installed on the outer side of the lifting plate, a support column is rotatably connected to the top of the side plate, a U-shaped round rod two is fixedly connected to the top of the support column, an L-shaped cylinder is fixedly installed on the outer side of the fixed sleeve plate one, the U-shaped round rod two is inserted into the L-shaped cylinder, a sleeve block is fixedly sleeved on the outer side of the U-shaped round rod one, a socket is provided on the top of the sleeve block, and the inner diameter of the socket is equal to the outer diameter of the U-shaped round rod two.

[0009] Preferably, the flame retardant mechanism comprises a movable sleeve plate movably sleeved on the outer side of the second shell, and flame retardant plates 1 are fixedly mounted on four sides of the movable sleeve plate close to the first shell.

[0010] Preferably, the outer sides of the two horizontal plates are movably connected with guide blocks 2, and the two guide blocks 2 are fixed to the outer sides of the movable sleeve plates. Bolts are installed on the two guide blocks 2. Screw holes are evenly spaced on the sides of the two horizontal plates away from each other, and one end of the two bolts are respectively screwed into the corresponding screw holes. The outer sides of the two horizontal bars are movably connected with guide blocks 1, and the two guide blocks 1 are fixed to the outer sides of the movable sleeve plates.

[0011] Preferably, a flame retardant plate 2 is fixedly installed on each inner wall of the shell 1, and each flame retardant plate 1 is respectively fitted with each flame retardant plate 2, and a flame retardant plate 3 is fixedly installed on each inner wall of the shell 2. A fireproof partition 1 is fixedly installed near the left end of the shell 1, and a fireproof partition 2 is fixedly installed near the right end of the shell 2. Both the fireproof partition 1 and the fireproof partition 2 are sleeved on the outside of the copper bar.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the horizontal movement of the housing 2 by means of the cooperation between the fixing sleeve plate 2 and the fixing sleeve plate 1 and between the cross plate and the cross bar, thereby reducing the overall length of the housing 1 and the housing 2. The cooperation between the U-shaped round rod 1 and the lifting plate and between the spring and the fixing sleeve plate 1 facilitates the bottom ends of the two positioning rods to be inserted into the two corresponding positioning holes respectively, so that the housing 2 and the housing 1 can be fixed, thereby facilitating the transportation of the entire bus duct by reducing the volume of the entire bus duct.

[0014] (2) The new type of fire retardant plate plays a role of fire prevention and flame retardancy through the cooperation between the flame retardant plate 2 and the fireproof partition plate 1, as well as the flame retardant plate 3 and the fireproof partition plate 2. The cooperation between the guide block 1 and the cross bar, as well as the guide block 2 and the cross plate, facilitates the movable sleeve to drive the flame retardant plate 1 to move, and the cooperation between the bolts and the screw holes can fix the flame retardant plate 1 and the flame retardant plate 2, thereby preventing the spread of fire inside the shell 1 and the shell 2. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of a fire-fighting bus duct with a built-in multiple flame-retardant structure according to the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the connection mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the lifting plate structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the housing 1 and the housing 2 of the utility model;

[0021] Figure 5 This is a schematic diagram of the flame retardant structure of the utility model;

[0022] In the figure: 1. Shell 1; 2. Connecting mechanism; 201. Fixed sleeve 1; 202. Fixed sleeve 2; 203. Cross plate; 204. Screw hole; 205. Limit block; 206. Positioning rod; 207. Lifting plate; 208. U-shaped round rod 1; 209. Cross rod; 2010. Positioning hole; 2011. Spring; 2012. Side plate; 2013. L-shaped cylinder; 2014. U-shaped round rod 2; 2015. Socket; 2016. Sleeve block; 2017. Support column; 3. Flame retardant mechanism; 301. Movable sleeve; 302. Bolt; 303. Guide block 1; 304. Guide block 2; 305. Flame retardant plate 1; 4. Shell 2; 5. Copper busbar; 6. Fireproof partition 1; 7. Fireproof partition 2; 8. Flame retardant plate 2; 9. Flame retardant plate 3. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1, by Figure 1It is given that the utility model includes a shell 1, the shell 1 is movably sleeved with a shell 2 4 inside, a connecting mechanism 2 is installed between the shell 1 and the shell 2 4, a flame retardant mechanism 3 is installed on the outside of the shell 2 4, and copper bars 5 are installed at equal distances inside the shell 1 and the shell 2 4.

[0025] Specifically, by Figure 2-3 It is given that the connecting mechanism 2 includes a fixed sleeve 201 fixedly sleeved on the outer side of the shell 1, a fixed sleeve 202 is fixedly sleeved on the outer side of the shell 24, two cross plates 203 are symmetrically fixedly installed on the side of the fixed sleeve 202 close to the fixed sleeve 201, and the two cross plates 203 are both penetrated by the fixed sleeve 201 and fixedly installed with a limited block 205 on the side away from the fixed sleeve 202, and the two cross plates 203 are movably connected to the fixed sleeve 201, and positioning holes 2010 are evenly spaced on the tops of the two cross plates 203, a U-shaped round rod 208 is fixedly installed on the top of the fixed sleeve 201, and a lifting plate 207 is movably sleeved on the outer side of the U-shaped round rod 208, and two springs 2011 are symmetrically fixedly connected between the lifting plate 207 and the fixed sleeve 201, and the two springs 2011 are sleeved on the outer side of the U-shaped round rod 208. Two positioning rods 206 are symmetrically fixedly connected, and the two positioning rods 206 are respectively inserted into two corresponding positioning holes 2010. Two cross bars 209 are symmetrically fixedly installed on one side of the fixed sleeve plate 202 close to the fixed sleeve plate 1 201. The two cross bars 209 all penetrate the fixed sleeve plate 1 201 and are movably connected to the fixed sleeve plate 1 201. A side plate 2012 is fixedly installed on the outer side of the lifting plate 207, and a support column 2017 is rotatably connected to the top of the side plate 2012. A U-shaped round rod 2014 is fixedly connected to the top of the support column 2017. An L-shaped cylinder 2013 is fixedly installed on the outer side of the fixed sleeve plate 1 201, and the U-shaped round rod 2014 is inserted into the L-shaped cylinder 2013. A sleeve block 2016 is fixedly sleeved on the outer side of the U-shaped round rod 1 208, and a socket 2015 is provided on the top of the socket 2016. The inner diameter value of the socket 2015 is equal to the outer diameter value of the U-shaped round rod 2014.

[0026] When in use, first pull the U-shaped round rod 2014 upwards, and drive the lifting plate 207 to move upward along the U-shaped round rod 1 208 through the support column 2017 and the side plate 2012. At this time, the two springs 2011 are stretched, and at the same time, the end of the U-shaped round rod 2014 away from the support column 2017 is disengaged from the L-shaped cylinder 2013, and drives the two positioning rods 206 to rise until the bottom ends of the two positioning rods 206 are respectively disengaged from the two corresponding positioning holes 2010, thereby releasing the fixation of the fixed sleeve plate 1 201 and the fixed sleeve plate 202, and then rotate the U-shaped round rod 2014 180°, and under the action of the elastic force of the two springs 2011, the end of the U-shaped round rod 2014 away from the support column 2017 is inserted into the socket 2015, and then the shell 24 is moved horizontally, driving the two cross bars 2 09 and the two cross plates 203 move, so that the fixed sleeve plate 202 is close to the fixed sleeve plate 1 201, reducing the overall length of the shell 1 and the shell 24, and then the U-shaped round rod 2014 is lifted upward to drive the lifting plate 207 to rise, and at the same time the two springs 2011 are compressed, and then the U-shaped round rod 2014 is rotated 180° again, so that the end of the U-shaped round rod 2014 away from the support column 2017 is inserted into the L-shaped cylinder 2013, and under the action of the elastic force of the two springs 2011, the bottom ends of the two positioning rods 206 are respectively inserted into the two corresponding positioning holes 2010, the two cross plates 203 are fixed to the fixed sleeve plate 1 201, and the fixed sleeve plate 202 is fixed to the fixed sleeve plate 1 201, and finally the shell 24 is fixed to the shell 1, reducing the volume of the entire bus duct for easy transportation.

[0027] Specifically, by Figure 4-5 It is given that the flame retardant mechanism 3 includes a movable sleeve plate 301 movably sleeved on the outer side of the shell 2 4, and a flame retardant plate 1 305 is fixedly installed on the four sides of the movable sleeve plate 301 close to the shell 1, and the outer sides of the two transverse plates 203 are movably sleeved with guide blocks 2 304, and the two guide blocks 2 304 are fixed on the outer sides of the movable sleeve plate 301. Bolts 302 are installed on the two guide blocks 2 304, and screw holes 204 are evenly spaced on the sides of the two transverse plates 203 away from each other. One end of the two bolts 302 is screwed into the corresponding screw holes 204 respectively. The outer sides of the two cross bars 209 are movably sleeved with guide blocks 303, and the two guide blocks 303 are fixed to the outer sides of the movable sleeve plate 301. Flame retardant plates 8 are fixedly installed on the inner walls of the shell 1, and each flame retardant plate 305 is respectively fitted with each flame retardant plate 8. Flame retardant plates 9 are fixedly installed on the inner walls of the shell 4. A fireproof partition 6 is fixedly installed near the left end of the shell 1, and a fireproof partition 7 is fixedly installed near the right end of the shell 4. The fireproof partition 6 and the fireproof partition 7 are both sleeved on the outer sides of the copper bar 5.

[0028] In use, first install flame retardant plate 2 8 on the inner wall of shell 1, and install flame retardant plate 3 9 on the inner wall of shell 2 4, and fix fireproof partition plate 1 6 and fireproof partition plate 2 7 at the port positions of shell 1 and shell 2 4 respectively to play a role of fire prevention and flame retardancy, then slide the movable sleeve plate 301 along the outer side of shell 2 4, and at the same time, the two guide blocks 1 303 slide along the two cross bars 209 respectively, and the two guide blocks 2 304 slide along the two cross plates 203 respectively, until each flame retardant plate 1 305 is respectively fitted with each flame retardant plate 2 8, and then fix the guide block 2 304 to the cross plate 203 by bolts 302, and fix the flame retardant plate 1 305 to the flame retardant plate 2 8, finally avoid the expansion of the fire inside shell 1 and shell 2 4.

Claims

1. A fire-fighting bus duct with a built-in multiple flame-retardant structure, comprising a housing (1), characterized in that: The first shell (1) is movably sleeved with the second shell (4), a connecting mechanism (2) is installed between the first shell (1) and the second shell (4), a flame retardant mechanism (3) is installed on the outside of the second shell (4), and copper bars (5) are installed at equal distances inside the first shell (1) and the second shell (4); The connection mechanism (2) comprises a fixed sleeve plate 1 (201) fixedly sleeved on the outer side of the housing 1 (1), a fixed sleeve plate 2 (202) fixedly sleeved on the outer side of the housing 2 (4), two horizontal plates (203) are symmetrically fixedly installed on the side of the fixed sleeve plate 2 (202) close to the fixed sleeve plate 1 (201), and the sides of the two horizontal plates (203) away from the fixed sleeve plate 2 (202) both penetrate the fixed sleeve plate 1 (201) and are fixedly installed with a limit block (205), and the two horizontal plates (203) are both movably connected to the fixed sleeve plate 1 (201), and the tops of the two horizontal plates (203) are evenly spaced. A positioning hole (2010) is provided at a distance, a U-shaped round rod (208) is fixedly installed on the top of the fixed sleeve plate (201), a lifting plate (207) is movably sleeved on the outer side of the U-shaped round rod (208), two springs (2011) are symmetrically fixedly connected between the lifting plate (207) and the fixed sleeve plate (201), the two springs (2011) are sleeved on the outer side of the U-shaped round rod (208), and two positioning rods (206) are symmetrically fixedly connected on the lifting plate (207), and the two positioning rods (206) are respectively inserted into two corresponding positioning holes (2010).

2. The fire-fighting bus duct with built-in multiple flame-retardant structures according to claim 1, characterized in that: Two cross bars (209) are symmetrically fixedly installed on one side of the fixed sleeve plate 2 (202) close to the fixed sleeve plate 1 (201), and the two cross bars (209) both penetrate the fixed sleeve plate 1 (201) and are movably connected to the fixed sleeve plate 1 (201).

3. The fire-fighting bus duct with built-in multiple flame-retardant structures according to claim 1, characterized in that: The outer side of the lifting plate (207) is fixedly mounted with a side plate (2012), the top of the side plate (2012) is rotatably connected with a support column (2017), the top of the support column (2017) is fixedly connected with a U-shaped round rod (2014), the outer side of the fixed sleeve plate (201) is fixedly mounted with an L-shaped cylinder (2013), the U-shaped round rod (2014) is inserted into the L-shaped cylinder (2013), the outer side of the U-shaped round rod (208) is fixedly sleeved with a sleeve block (2016), the top of the sleeve block (2016) is provided with a plug hole (2015), the inner diameter value of the plug hole (2015) is equal to the outer diameter value of the U-shaped round rod (2014).

4. The fire-fighting bus duct with built-in multiple flame-retardant structures according to claim 1, characterized in that: The flame retardant mechanism (3) comprises a movable sleeve plate (301) movably sleeved on the outside of the second shell (4), and flame retardant plates (305) are fixedly mounted on four sides of the movable sleeve plate (301) close to the first shell (1).

5. The fire-fighting bus duct with built-in multiple flame-retardant structures according to claim 1, characterized in that: The outer sides of the two transverse plates (203) are both movably sleeved with guide blocks 2 (304), and the two guide blocks 2 (304) are both fixed to the outer sides of the movable sleeve plate (301). Bolts (302) are installed on the two guide blocks 2 (304). Screw holes (204) are evenly spaced apart on the sides of the two transverse plates (203) away from each other, and one end of the two bolts (302) is screwed into the corresponding screw holes (204) respectively. The outer sides of the two transverse bars (209) are both movably sleeved with guide blocks 1 (303), and the two guide blocks 1 (303) are both fixed to the outer sides of the movable sleeve plate (301).

6. The fire-fighting bus duct with built-in multiple flame-retardant structures according to claim 1, characterized in that: A flame retardant plate 2 (8) is fixedly mounted on each inner wall of the shell 1 (1), and each flame retardant plate 1 (305) is respectively fitted with each flame retardant plate 2 (8). A flame retardant plate 3 (9) is fixedly mounted on each inner wall of the shell 2 (4). A fireproof partition 1 (6) is fixedly mounted near the left end of the shell 1 (1), and a fireproof partition 2 (7) is fixedly mounted near the right end of the shell 2 (4). Both the fireproof partition 1 (6) and the fireproof partition 2 (7) are sleeved on the outside of the copper bar (5).

Images