CN210597104U - Height limiting device for municipal engineering - Google Patents
Height limiting device for municipal engineering Download PDFInfo
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- CN210597104U CN210597104U CN201921425909.6U CN201921425909U CN210597104U CN 210597104 U CN210597104 U CN 210597104U CN 201921425909 U CN201921425909 U CN 201921425909U CN 210597104 U CN210597104 U CN 210597104U
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- height limiting
- gear
- motor
- height
- limiting rod
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Abstract
The utility model is suitable for the technical field of municipal facilities, and provides a height limiting device for municipal engineering, which comprises a body component and a lifting component for adjusting the height of the body component, the lifting component comprises a motor, a reduction gearbox and a screw rod, a gear is arranged in the reduction gearbox, the outer side wall below the screw rod is provided with a tooth groove matched with the gear, the output shaft of the motor penetrates through the reduction gearbox and is fixedly connected with the gear, the screw rod is meshed with the gear through the tooth groove, by arranging the motor, the gear and the screw rod, when the output shaft of the motor rotates, the gear is driven to rotate, the gear and the tooth socket on the screw rod are engaged to move, thereby promote the lead screw upward movement for limit for height pole upward movement makes this device need not the rotation of lead screw and screw just can realize going up and down.
Description
Technical Field
The utility model belongs to the technical field of municipal facilities, especially, relate to a limit for height device for municipal works.
Background
Municipal works are generally national infrastructures, which refer to infrastructures such as various public transportation facilities, water supply, drainage, gas, urban flood control, environmental sanitation and lighting in urban construction, are material foundations essential for urban survival and development, and are basic conditions for improving the living standard of people and opening the people to the outside. Wherein need regularly maintain the road surface among the municipal works, prevent that the road surface from appearing the pothole once more, often need install limit for height device, restrict super high vehicle and get into to the safety of protection highway engineering reduces the potential safety hazard that the highway exists.
Current limit for height device, on the one hand can appear the lead screw often and break away from through the rotation of motor and screw production in the lift in-process, leads to unable height limit pole to go up and down, and when the current limit for height device of on the other hand goes up and down, the limit for height pole produced great sliding friction with the mound body, leads to the limit for height pole to produce wearing and tearing to cause the problem that the limit for height pole takes place to warp.
SUMMERY OF THE UTILITY MODEL
The utility model provides a limit for height device for municipal works aims at solving current limit for height device, and the rotation of lead screw breaks away from with the screw thread production to and limit for height pole and the pier body produce great sliding friction, lead to the limit for height pole to produce the problem of wearing and tearing.
The utility model discloses a height limiting device for municipal works, which comprises a body assembly and a lifting assembly for adjusting the height of the body assembly, wherein the body assembly comprises a fixed seat, a supporting column and a height limiting rod, the supporting column is positioned above the fixed seat, the supporting column is fixedly connected with the fixed seat, the height limiting rod is perpendicular to the supporting column, and one side of the supporting column, which is close to the height limiting rod, is provided with a chute;
the inner side wall of the supporting column is also provided with a sliding rail, and the sliding rail and the sliding groove are arranged in parallel;
a bearing, a first rotating shaft and a roller are further arranged on one side, close to the sliding rail, of the height limiting rod, the bearing is located on the outer side wall of the height limiting rod, the outer side wall of the bearing is fixedly connected with the height limiting rod, and the first rotating shaft penetrates through the roller and the bearing and is fixedly connected with the inner side wall of the bearing;
the height limiting rod and the supporting column are connected with the sliding rail in a sliding mode through the idler wheel;
the lifting assembly comprises a motor, a reduction box and a screw rod, the screw rod is positioned below the height limiting rod and fixedly connected with the height limiting rod, the motor is positioned in the fixed seat, a gear is arranged in the reduction box, and a tooth socket matched with the gear is formed in the outer side wall below the screw rod;
the reduction gearbox and the motor are vertically arranged, an output shaft of the motor penetrates through the reduction gearbox and is fixedly connected with the gear, and the screw rod is meshed with the gear through the tooth grooves.
Preferably, a supporting seat is further arranged below the motor, and the supporting seat is fixedly connected with the motor.
Preferably, the supporting seat is trapezoidal.
Preferably, a second rotating shaft is further arranged inside the reduction gearbox, and the second rotating shaft penetrates through the gear and is fixedly connected with the reduction gearbox.
Preferably, the fixing seat and the supporting column form an L shape when connected.
Preferably, the outer side walls of the height limiting rod and the supporting column are provided with reflective films.
Compared with the prior art, the beneficial effects of the utility model are that: through the arrangement of the motor, the gear and the screw rod, when an output shaft of the motor rotates, the gear is driven to rotate, the gear and the tooth grooves on the screw rod are meshed to move, so that the screw rod is pushed to move upwards, the height limiting rod moves upwards, and the lifting of the device can be realized without the rotation of the screw rod and threads; through setting up the slide rail the gyro wheel, first pivot with the bearing makes the gyro wheel passes through the bearing with the cooperation of first pivot is used, thereby realizes the rotation of gyro wheel, when the limit for height pole rises or descends, through the gyro wheel is in slide on the slide rail, thereby can not be right the limit for height pole produces wearing and tearing.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged view of the support column of the present invention at the position A;
FIG. 3 is a side view of the support post of the present invention without any components installed;
FIG. 4 is a schematic view of the internal structure of the reduction box of the present invention;
FIG. 5 is a schematic structural view of the present invention;
in the figure: 1-body component, 11-fixed seat, 12-support column, 13-height limiting rod, 14-sliding chute, 15-sliding rail, 16-bearing, 17-first rotating shaft, 18-roller, 2-lifting device, 21-motor, 22-reduction box, 23-screw rod, 231-tooth groove, 24-gear, 25-support seat and 26-second rotating shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-5, a height limiting device for municipal engineering comprises a body assembly 1 and a lifting assembly 2 for adjusting the height of the body assembly 1, wherein the body assembly 1 comprises a fixed seat 11, a supporting column 12 and a height limiting rod 13, the supporting column 12 is positioned above the fixed seat 11, the supporting column 12 is fixedly connected with the fixed seat 11, the height limiting rod 13 is perpendicular to the supporting column 12, and a sliding groove 14 is formed in one side of the supporting column 12 close to the height limiting rod 13;
a slide rail 15 is further arranged on the inner side wall of the support column 12, and the slide rail 15 and the slide groove 14 are arranged in parallel;
a bearing 16, a first rotating shaft 17 and a roller 18 are further arranged on one side, close to the sliding rail 15, of the height limiting rod 13, the bearing 16 is located on the outer side wall of the height limiting rod 13, the outer side wall of the bearing 16 is fixedly connected with the height limiting rod 13, and the first rotating shaft 17 penetrates through the roller 18 and the bearing 16 and is fixedly connected with the inner side wall of the bearing 16;
the height limiting rod 13 is connected with the supporting column 12 in a sliding way through a roller 18 and a sliding rail 15;
the lifting assembly 2 comprises a motor 21, a reduction box 22 and a screw rod 23, the screw rod 23 is positioned below the height limiting rod 13, the screw rod 23 is fixedly connected with the height limiting rod 13, the motor 21 is positioned inside the fixed seat 11, a gear 24 is arranged inside the reduction box 22, and a tooth groove 231 matched with the gear 24 is formed in the outer side wall below the screw rod 23;
the reduction gearbox 22 and the motor 21 are vertically arranged, an output shaft of the motor 21 penetrates through the reduction gearbox 22 and is fixedly connected with the gear 24, and the screw rod 23 and the gear 24 are meshed and connected through a tooth groove 231.
In the embodiment, the motor 21 is a servo motor, the type of the servo motor is SM110-050-30LFB, the motor 21 of the type is arranged, so that the motor 21 of the type has the characteristics of stable rotating speed, no step loss, strong overload resistance and low heat and noise, the sliding groove 14 is arranged, the height limiting rod 13 moves upwards or downwards in the sliding groove 14 when lifted, so that the problem that the height limiting rod 13 cannot be lifted cannot be caused is solved, the motor 21, the reduction gearbox 22 and the lead screw 23 are arranged, so that when the motor 21 is electrified to work, an output shaft of the motor 21 rotates to drive the gear 24 to rotate, the gear 24 rotates and is meshed with the tooth groove 231 on the lead screw 23 to drive the lead screw 23 to move upwards or downwards, and therefore the lifting of the height limiting rod 13 is realized;
through setting up slide rail 15, bearing 16, first pivot 17 and gyro wheel 18, make lead screw 23 rise or when descending, drive limit for height pole 13 and rise or descend, gyro wheel 18 on the limit for height pole 13 this moment, use through bearing 16 and first pivot 17's cooperation, realize gyro wheel 18's rotation, thereby when limit for height pole 13 rises or descends, gyro wheel 18 moves through slide rail 15, make can not produce the resistance when limit for height pole 13 goes up and down on the one hand, on the other hand limit for height pole 13 goes up and down under gyro wheel 18 and slide rail 15's effect, accelerate the speed of lift, thereby practice thrift certain time for operating personnel.
In the present embodiment, after the device is mounted, the operator determines the height of the height limit lever 13 according to the road surface condition, and after the approximate position is determined, the switch of the motor 21 is turned on to start the rotation of the output shaft of the motor 21, thereby driving the gear 24 in the reduction box 22 to rotate on the second rotating shaft 26, simultaneously the gear 24 and the screw 23 are engaged to move through the tooth socket 231, thereby pushing the screw rod 23 to ascend or descend, at the moment, the roller 18 on the height limiting rod 13 realizes the rotation of the roller 18 through the matching use of the bearing 16 and the first rotating shaft 17, thereby when limit for height pole 13 rises or descends, gyro wheel 18 moves through slide rail 15 for on the one hand limit for height pole 13 does not have the resistance influence when going up and down, on the other hand limit for height pole 13 when going up and down under the effect of gyro wheel 18 and slide rail 15, accelerate the speed of going up and down, thereby for operating personnel's saving certain time.
Further, a support seat 25 is further arranged below the motor 21, and the support seat 25 is fixedly connected with the motor 21.
In this embodiment, through setting up supporting seat 25 for supporting seat 25 bears the weight of motor 21, guarantees motor 21 and stablizes the output when rotating, thereby drives the gear 24 steady rotation in the reducing gear box 22, makes lead screw 23 steadily go up and down, thereby further makes height limit pole 13 steadily go up and down.
Further, the support base 25 is formed in a trapezoidal shape.
In this embodiment, through setting up the supporting seat 25 and be trapezoidal for trapezoidal supporting seat 25 has reduced holistic central point and has put, has improved the holistic steady anti-overturning ability of supporting seat 25, and the effectual shake of alleviating motor 21 prevents that motor 21's shake from producing the influence to going up and down.
Further, a second rotating shaft 26 is arranged inside the reduction box 22, and the second rotating shaft 26 penetrates through the gear 24 and is fixedly connected with the reduction box 22.
In the present embodiment, the second rotating shaft 26 is provided, so that on one hand, the gear 24 does not generate a slight deviation when rotating by moving on the second rotating shaft 26, thereby effectively increasing the service life of the gear 24, and on the other hand, the gear 24 is effectively fixed on the reduction gearbox 22 by providing the second rotating shaft 26.
Further, the fixing base 11 and the supporting column 12 form an L shape when connected.
In this embodiment, form the L type when connecting through setting up fixing base 11 and support column 12 for the building stability of L type is strong, and the effectual position that prevents external personnel from moving fixing base 11.
Further, reflective films are mounted on the outer side walls of the height limiting rod 13 and the supporting column 12.
In the embodiment, the reflective film is arranged, so that when an automobile running at night passes through the reflective film, the automobile headlamp irradiates the reflective film, the reflective film can display the positions of the height limiting rod 13 and the supporting column 12, and the running automobile is prevented from being scratched and rubbed due to dark light.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A height limiting device for municipal works comprises a body assembly (1) and a lifting assembly (2) for enabling the body assembly (1) to be adjusted in height, and is characterized in that: the body assembly (1) comprises a fixed seat (11), a supporting column (12) and a height limiting rod (13), the supporting column (12) is located above the fixed seat (11), the supporting column (12) is fixedly connected with the fixed seat (11), the height limiting rod (13) is perpendicular to the supporting column (12), and a sliding groove (14) is formed in one side, close to the height limiting rod (13), of the supporting column (12);
a sliding rail (15) is further arranged on the inner side wall of the supporting column (12), and the sliding rail (15) and the sliding groove (14) are arranged in parallel;
a bearing (16), a first rotating shaft (17) and a roller (18) are further arranged on one side, close to the sliding rail (15), of the height limiting rod (13), the bearing (16) is located on the outer side wall of the height limiting rod (13), the outer side wall of the bearing (16) is fixedly connected with the height limiting rod (13), and the first rotating shaft (17) penetrates through the roller (18) and the bearing (16) and is fixedly connected with the inner side wall of the bearing (16);
the height limiting rod (13) and the supporting column (12) are connected with each other in a sliding manner through the roller (18) and the sliding rail (15);
the lifting assembly (2) comprises a motor (21), a reduction box (22) and a screw rod (23), the screw rod (23) is positioned below the height limiting rod (13), the screw rod (23) is fixedly connected with the height limiting rod (13), the motor (21) is positioned inside the fixed seat (11), a gear (24) is arranged inside the reduction box (22), and a tooth groove (231) matched with the gear (24) is formed in the outer side wall below the screw rod (23);
the reduction gearbox (22) and the motor (21) are vertically arranged, an output shaft of the motor (21) penetrates through the reduction gearbox (22) and is fixedly connected with the gear (24), and the screw rod (23) is meshed with the gear (24) through the tooth grooves (231).
2. The height limiting device for municipal engineering according to claim 1, wherein: a supporting seat (25) is further arranged below the motor (21), and the supporting seat (25) is fixedly connected with the motor (21).
3. The height limiting device for municipal engineering according to claim 2, wherein: the supporting seat (25) is trapezoidal.
4. The height limiting device for municipal engineering according to claim 1, wherein: a second rotating shaft (26) is further arranged inside the reduction gearbox (22), and the second rotating shaft (26) penetrates through the gear (24) and is fixedly connected with the reduction gearbox (22).
5. The height limiting device for municipal engineering according to claim 1, wherein: the fixing seat (11) and the supporting column (12) form an L shape when connected.
6. The height limiting device for municipal engineering according to claim 1, wherein: and reflective films are arranged on the outer side walls of the height limiting rod (13) and the supporting column (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921425909.6U CN210597104U (en) | 2019-08-30 | 2019-08-30 | Height limiting device for municipal engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921425909.6U CN210597104U (en) | 2019-08-30 | 2019-08-30 | Height limiting device for municipal engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210597104U true CN210597104U (en) | 2020-05-22 |
Family
ID=70716562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921425909.6U Active CN210597104U (en) | 2019-08-30 | 2019-08-30 | Height limiting device for municipal engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210597104U (en) |
-
2019
- 2019-08-30 CN CN201921425909.6U patent/CN210597104U/en active Active
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