CN220599602U - Electric mechanism of steel structure movable threshold protective door - Google Patents
Electric mechanism of steel structure movable threshold protective door Download PDFInfo
- Publication number
- CN220599602U CN220599602U CN202322148564.7U CN202322148564U CN220599602U CN 220599602 U CN220599602 U CN 220599602U CN 202322148564 U CN202322148564 U CN 202322148564U CN 220599602 U CN220599602 U CN 220599602U
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- Prior art keywords
- driving motor
- door
- door body
- straight gear
- door frame
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 24
- 239000010959 steel Substances 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 title claims abstract description 22
- 238000010276 construction Methods 0.000 claims description 4
- 230000007123 defense Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Abstract
The utility model discloses an electric mechanism of a steel structure valve threshold protective door, which comprises a door frame and a door body, wherein the door body is hinged on the door frame, an operation wheel is arranged at the inner side of the door body, an output shaft of the operation wheel penetrates through the inner side of the door body and is rotationally connected to the door body, a first straight gear, a second straight gear and a bevel gear are arranged between the front ends of the output shaft, the first straight gear is in meshed connection with a horizontal protective plate, two sides of the second straight gear are respectively in meshed connection with a vertical protective plate, the bevel gear is in meshed connection with a first driving motor, a square space is arranged below the inner side of the door frame, a vertical groove is formed below the inner side of the door frame, the square space is communicated with the ground through the vertical groove, and a movable threshold lifting assembly is arranged in the square space; the first straight gear, the second straight gear and the bevel gear are arranged, the operation wheel is connected with the bevel gear through the output shaft, double insurance of electric and manual door locking is realized, and reliability of the steel structure movable threshold protection door is improved.
Description
Technical Field
The utility model relates to the technical field of civil air defense equipment, in particular to an electric mechanism of a steel structure valve threshold protective door.
Background
The protection door generally refers to a civil air defense door, which is a door of a civil protection engineering entrance and exit, and belongs to civil protection equipment. The civil air defense door is generally made of hard steel materials, has a certain function of preventing shock waves and effectively guarantees safety and stability in the civil air defense space. The civil air defense door is generally composed of a door frame and a door body, and the civil air defense door also comprises a movable threshold.
Through searching, the utility model patent with the publication number of CN215408263U discloses a steel structure civil air defense door, which mainly drives a gear to move through a motor, then drives a door plate to move through the meshing of the gear and an internal gear, thereby realizing the closing of the door, and drives a protection plate to move through an electric push rod to enable the protection plate to enter a groove, thereby realizing the locking of the door, but the scheme totally relies on electric power, and can not realize the opening and closing of the door once the power is off; the utility model patent with publication number of CN214062713U discloses a valve threshold structure of a civil air defense door, which mainly enables a threshold to slide out of the ground by manually pressing a lever, enables the threshold to slide out or retract by gravity, has the advantages of not complex structure, more parts and troublesome maintenance and replacement, and is not suitable for being used under emergency conditions.
Disclosure of Invention
The utility model aims to solve at least one of the problems in the prior art, and therefore, the utility model provides an electric mechanism of a steel structure movable threshold protective door.
The technical scheme adopted by the utility model is as follows:
the electric mechanism of the steel structure movable threshold protective door comprises a door frame and a door body, wherein the door body is hinged to the door frame, an operation wheel is arranged on the inner side of the door body, an output shaft of the operation wheel penetrates through the inner side of the door body and is rotationally connected to the door body, a first straight gear, a second straight gear and a bevel gear are arranged between the front ends of the output shaft, the first straight gear is in meshed connection with a horizontal protection plate, two sides of the second straight gear are respectively in meshed connection with a vertical protection plate, notches are formed in the door body and the door frame, the bevel gear is in meshed connection with a first driving motor, the first driving motor is movably connected to the inner side of the door body, a second driving motor is arranged on the inner top end of the door body, an output shaft of the second driving motor penetrates through the door body and is fixed to the inner top of the door frame, a square space is arranged below the inner side of the door frame, a vertical groove is formed in the inner side of the door frame, the square space is communicated with the ground through the vertical groove, and a movable lifting assembly is arranged in the square space; the first driving motor is used for locking and unlocking, and meanwhile the operation wheel is used for switching the lock, so that manual and electric combination is realized.
According to the electric mechanism of the steel structure movable threshold protective door, the movable threshold lifting assembly comprises a movable threshold, a screw rod and a third driving motor, the movable threshold is slidably connected in the vertical groove, first connecting rods are respectively and rotatably connected to two sides of the lower portion of the movable threshold, second connecting rods are respectively and rotatably connected to two sides of the inner bottom of the square space, two groups of the first connecting rods and the second connecting rods are respectively and rotatably connected to two ends of the connecting rods, screw holes are formed in the middle ends of the connecting rods, the screw rod is movably connected to the output end of the third driving motor, the third driving motor is fixedly arranged on one side of the square space, the screw rod is rotatably connected to the other side of the square space, and the screw rod is in threaded connection with the connecting rods through the screw holes; the screw rod is rotated to drive the connecting rod to move, and the connecting rod moves the valve threshold to lift.
According to the electric mechanism of the steel structure movable threshold protective door, a dustproof shell is further arranged in the square space, the dustproof shell is fixedly arranged outside the screw rod and the third driving motor, straight notch openings are respectively formed in two sides of the dustproof shell, and the connecting rod penetrates through two sides of the dustproof shell through the straight notch openings; can play dustproof effect to valve threshold lifting unit, reduce dust entering screw rod and third driving motor.
According to the electric mechanism of the steel structure movable threshold protective door, the inner sides of the horizontal protective plate and the two groups of vertical protective plates are respectively provided with a supporting seat, and the supporting seats are fixedly connected to the inner side surface of the door body; supporting the horizontal protection plate and the vertical protection plate.
According to the electric mechanism of the steel structure movable threshold protective door, a driving motor switch is arranged in the middle of the inner side of the door frame, and the driving motor switch is electrically connected with a first driving motor, a second driving motor and a third driving motor respectively; the first driving motor, the second driving motor and the third driving motor are controlled by the switch, and then the functions of opening and closing the door, locking the door and lifting the movable threshold are achieved.
According to the electric mechanism of the steel structure movable threshold protective door, the horizontal protective plate is arranged above the first straight gear, a bulge is fixedly arranged on one side of the bottom of the horizontal protective plate and is in meshed connection with the first straight gear, a bulge is fixedly arranged on the side surface of the lower end of one group of the vertical protective plates and is in meshed connection with the second straight gear, and a bulge is fixedly arranged on the side surface of the upper end of the other group of the vertical protective plates and is in meshed connection with the second straight gear; the horizontal protection plate and the vertical protection plate can synchronously extend out of the door body to lock the door when the first driving motor rotates, and synchronously retract into the door body to unlock the door.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. through setting up first straight gear, second straight gear and bevel gear, first straight gear meshing is connected with the horizontal guard plate, and second straight gear meshing is connected with the vertical guard plate, and the bevel gear meshing is connected with first driving motor, and the operation wheel passes through the output shaft to be connected with the bevel gear, has realized electronic and manual double insurance of locking the door, has improved the reliability of steel construction movable threshold guard gate;
2. through setting up screw rod and connecting rod threaded connection, the connecting rod moves on the screw rod and realizes valve threshold lift, has improved the efficiency that valve threshold goes up and down, and sets up the dirt proof boot, reduces debris and gets into valve threshold lifting assembly, simple structure has alleviateed the burden of maintenance.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is an overall block diagram of the present utility model;
FIG. 2 is an overall block diagram of the present utility model;
FIG. 3 is an internal block diagram of the present utility model;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is a schematic side view of a door according to the present utility model;
fig. 6 is a general construction diagram of the present utility model with the dust cover removed.
Legend description:
1. a door frame; 2. a door body; 3. an operation wheel; 4. a first straight gear; 5. a second spur gear; 6. bevel gears; 7. a horizontal protection plate; 8. a vertical protection plate; 9. a first driving motor; 10. a second driving motor; 11. square space; 12. a vertical groove; 13. a movable threshold lifting assembly; 131. a movable threshold; 132. a screw; 133. a connecting rod; 134. a third driving motor; 135. a first link; 136. a second link; 14. a dust-proof case; 15. a straight slot; 16. a support base; 17. driving a motor switch; 18. notch.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Example 1
Referring to fig. 1-6, the utility model provides an electric mechanism of a steel structure valve threshold protective door, which comprises a door frame 1 and a door body 2, wherein the door body 2 is hinged on the door frame 1, an operation wheel 3 is arranged at the inner side of the door body 2, an output shaft of the operation wheel 3 penetrates through the inner side of the door body 2 and is rotatably connected to the door body 2, a first straight gear 4, a second straight gear 5 and a bevel gear 6 are arranged between the front ends of the output shafts, the first straight gear 4 is in meshed connection with a horizontal protection plate 7, two sides of the second straight gear 5 are respectively in meshed connection with a vertical protection plate 8, the door body 2 and the door frame 1 are respectively provided with a notch 18, the notch 18 on the door body 2 corresponds to the notch 18 on the door frame 1 in height, the bevel gear 6 is in meshed connection with a first driving motor 9, the first driving motor 9 is movably connected to the inner side of the door body 2, and the inner top end of the door body 2 is provided with a second driving motor 10, the output shaft of the second driving motor 10 penetrates through the door body 2 and is fixed at the inner top of the door frame 1, the inner sides of the horizontal protection plate 7 and the two groups of vertical protection plates 8 are respectively provided with a supporting seat 16, the supporting seats 16 are fixedly connected with the inner side surface of the door body 2, the middle part of the inner side of the door frame 1 is provided with a driving motor switch 17, the driving motor switch 17 is respectively electrically connected with the first driving motor 9, the second driving motor 10 and the third driving motor 134, the horizontal protection plate 7 is arranged above the first straight gear 4, one side of the bottom of the horizontal protection plate 7 is fixedly provided with a bulge which is meshed with the first straight gear 4, the side surface of the lower end of one group of vertical protection plates 8 is fixedly provided with a bulge which is meshed with the second straight gear 5, the side surface of the upper end of the other group of vertical protection plates 8 is fixedly provided with a bulge which is meshed with the second straight gear 5, when the door needs to be closed, the driving motor switch 17 is opened, and the second driving motor 10 rotates, the door body 2 rotates to coincide with the door frame 1, then start first driving motor 9, drive first straight gear 4 and the rotation of second straight gear 5, horizontal guard plate 7 and vertical guard plate 8 remove, stretch out the door body 2 and insert the notch 18 of door frame 1 through notch 18 on the door body 2 and accomplish the locking, when needs unblank, reverse start first driving motor 9 can realize horizontal guard plate 7 and vertical guard plate 8 retract in the door body 2 accomplish the unblanking, reverse start second driving motor 10 can realize opening the door, rotate the operation wheel 3 from the door body 2 inboard, need not start first driving motor 9 also can realize locking and unblanking of door body 2, electric and manual double insurance of locking the door has been realized, steel construction movable threshold guard gate's reliability has been improved.
Example 2
Referring to fig. 1-6, the utility model provides an electric mechanism of a steel structure valve sill protective door, square space 11 is arranged below the inner side of door frame 1, vertical groove 12 is arranged below the inner side close to door frame 1, square space 11 is communicated with the ground through vertical groove 12, valve sill lifting component 13 is arranged in square space 11, valve sill lifting component 13 comprises a movable sill 131, a screw 132 and a third driving motor 134, valve sill 131 is slidingly connected in vertical groove 12, first connecting rods 135 are respectively and rotatably connected to two sides below movable sill 131, second connecting rods 136 are respectively and rotatably connected to two sides of the inner bottom of square space 11, two groups of first connecting rods 135 and second connecting rods 136 are respectively and rotatably connected to two ends of connecting rod 133, screw holes are arranged at the middle end of connecting rod 133, screw 132 is movably connected to the output end of third driving motor 134, third driving motor 134 is fixedly arranged on one side of square space 11, the screw 132 rotates to be connected at the opposite side in square space 11, screw 132 passes through screw and connecting rod 133 threaded connection, still be equipped with shield 14 in the square space 11, shield 14 sets firmly in the outside of screw 132 and third driving motor 134, straight notch 15 has been seted up respectively to shield 14's both sides, connecting rod 133 runs through shield 14's both sides through straight notch 15, when needs movable threshold 131 rise, start third driving motor 134, third driving motor 134 drives screw 132 rotation, connecting rod 133 can only the horizontal direction remove under screw 132 pivoted drive, realize movable threshold 131 lift, be provided with shield 14 simultaneously, can prevent debris such as dust entering, influence the normal work of valve threshold lifting assembly 13, the simple structure of valve threshold lifting assembly 13 simultaneously can alleviate the working strength of maintenance.
Working principle: when the door needs to be closed, the driving motor switch 17 is turned on, the second driving motor 10 rotates, the door body 2 rotates to coincide with the door frame 1, then the first driving motor 9 is started to drive the first spur gear 4 to rotate with the second spur gear 5, the horizontal protection plate 7 and the vertical protection plate 8 move, the door body 2 stretches out of the notch 18 on the door body 2 and is inserted into the notch 18 of the door frame 1 to finish locking, when unlocking is needed, the horizontal protection plate 7 and the vertical protection plate 8 retract into the door body 2 to finish unlocking, the second driving motor 10 is reversely started to realize unlocking, the operating wheel 3 rotates from the inner side of the door body 2, when the movable threshold 131 is needed to be lifted, the third driving motor 134 is started to drive the screw 132 to rotate, the connecting rod 133 moves in the horizontal direction under the driving of the rotation of the screw 132, the movable threshold 131 is lifted, the third driving motor 134 is reversely started, the screw 132 reversely rotates, the connecting rod 133 reversely moves in the horizontal direction, the valve threshold 131 falls back into the vertical groove 12, and dust and other impurities entering the valve lifting assembly 13 can be reduced to influence the work.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides an electric mechanism of steel construction movable threshold guard gate, its characterized in that, is including door frame (1) and door body (2), door body (2) articulates on door frame (1), the inboard of door body (2) is equipped with operation wheel (3), the output shaft of operation wheel (3) runs through the inboard of door body (2) and rotationally connect on door body (2), the front end of output shaft is equipped with first straight gear (4), second straight gear (5) and bevel gear (6), first straight gear (4) meshing is connected with horizontal guard plate (7), the both sides of second straight gear (5) are respectively the meshing and are connected with vertical guard plate (8), notch (18) have all been seted up on door body (2) and door frame (1), bevel gear (6) meshing is connected with first driving motor (9), first driving motor (9) swing joint is in the inboard of door body (2), the inside top of door body (2) is equipped with second driving motor (10), second driving motor (10) meshing is connected with horizontal guard plate (7) respectively, the both sides of door body (5) are connected with notch (18) on door frame (1) are all seted up on door frame (1), the square space (11) is communicated with the ground through a vertical groove (12), and a movable threshold lifting assembly (13) is arranged in the square space (11).
2. The electric mechanism of the steel structure valve threshold guard door according to claim 1, wherein the valve threshold lifting assembly (13) comprises a movable threshold (131), a screw rod (132), a connecting rod (133) and a third driving motor (134), the valve threshold (131) is slidably connected in the vertical groove (12), a first connecting rod (135) is respectively rotationally connected to two sides of the lower portion of the valve threshold (131), a second connecting rod (136) is respectively rotationally connected to two sides of the inner bottom of the square space (11), two groups of the first connecting rods (135) and the second connecting rods (136) are respectively rotationally connected to two ends of the connecting rod (133), a screw hole is formed in the middle end of the connecting rod (133), the screw rod (132) is movably connected to the output end of the third driving motor (134), the third driving motor (134) is fixedly arranged on one side of the square space (11), the screw rod (132) is rotationally connected to the other side of the square space (11), and the screw rod (132) is in threaded connection with the connecting rod (133).
3. The electric mechanism of the steel structure valve threshold guard door according to claim 2, characterized in that a dust-proof shell (14) is further arranged in the square space (11), the dust-proof shell (14) is fixedly arranged outside the screw (132) and the third driving motor (134), two sides of the dust-proof shell (14) are respectively provided with a straight notch (15), and the connecting rod (133) penetrates through two sides of the dust-proof shell (14) through the straight notch (15).
4. The electric mechanism of the steel structure valve threshold protection door according to claim 1, wherein the inner sides of the horizontal protection plate (7) and the two groups of vertical protection plates (8) are respectively provided with a supporting seat (16), and the supporting seats (16) are fixedly connected with the inner side surface of the door body (2).
5. The electric mechanism of the steel structure valve sill protective door according to claim 1, wherein a driving motor switch (17) is arranged in the middle of the inner side of the door frame (1), and the driving motor switch (17) is electrically connected with a first driving motor (9), a second driving motor (10) and a third driving motor (134) respectively.
6. The electric mechanism of the steel structure valve threshold guard door according to claim 1, wherein the horizontal guard plate (7) is arranged above the first straight gear (4), a protrusion is fixedly arranged on one side of the bottom of the horizontal guard plate (7) and is meshed with the first straight gear (4), a protrusion is fixedly arranged on the side face of the lower end of one group of the vertical guard plates (8) and is meshed with the second straight gear (5), and a protrusion is fixedly arranged on the side face of the upper end of the other group of the vertical guard plates (8) and is meshed with the second straight gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322148564.7U CN220599602U (en) | 2023-08-10 | 2023-08-10 | Electric mechanism of steel structure movable threshold protective door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322148564.7U CN220599602U (en) | 2023-08-10 | 2023-08-10 | Electric mechanism of steel structure movable threshold protective door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220599602U true CN220599602U (en) | 2024-03-15 |
Family
ID=90164155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322148564.7U Active CN220599602U (en) | 2023-08-10 | 2023-08-10 | Electric mechanism of steel structure movable threshold protective door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220599602U (en) |
-
2023
- 2023-08-10 CN CN202322148564.7U patent/CN220599602U/en active Active
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