CN217055003U - Pit ladder capable of electrically adjusting position - Google Patents

Abstract

The utility model discloses a pit cat ladder that can electronic adjustment position, including power unit and the mechanism of crawling, power unit's front end is connected with and is used for flexible pivoted moving mechanism, is used for crawling crawl the mechanism of crawling and set up in moving mechanism's top. This but pit cat ladder of electronic adjustment position, compare with current device, through the electric jar, can promote the board of cutting, thereby can make the board of cutting round the center, stretch out and draw back for the basis on fixed plate and wall, can carry out the back-and-forth movement with the ladder bottom that the carriage drove the upper portion, so that can be when the work climbing, can automatically move to safe position, avoid using manual troublesome nature and limitation, just retrieve the normal position after using simultaneously, through first spacing way, can restrict the position that the carriage removed, avoid taking place the skew to influence stability, through the pulley, can be when the cat ladder adjusts along with the second movable joint, can slide at the spacing way of second.

Description

Pit ladder capable of electrically adjusting position

Technical Field

The utility model relates to a pit cat ladder technical field specifically is a pit cat ladder that can electronic adjustment position.

Background

As an accessory facility of a city inspection well, a ladder climbing material is made of steel bars for a long time. However, the traditional metal ladder stand is easy to corrode under a plurality of severe environment conditions, such as inspection wells, tunnels, chemical enterprises and occasions with much rain and humidity, the metal ladder stand is influenced in use safety and short in service life, and the ladder stand is made of a novel high-end composite material which is widely popularized and used internationally according to the use characteristics of ladder stand products, so that the ladder stand is developed and produced to be reinforced with thermosetting FRP composite materials, numerous defects of the metal ladder stand are completely overcome, and the ladder stand is often used during pit operation.

The existing pit ladder has the problem that the requirement that personnel can not safely enter an elevator pit when the pit ladder is used, and therefore the pit ladder capable of electrically adjusting the position is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pit cat ladder that can electronic adjustment position to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a pit cat ladder that can electronic adjustment position, includes power unit and the mechanism of crawling, power unit's front end is connected with and is used for flexible pivoted moving mechanism for crawl the mechanism of crawling sets up in moving mechanism's top, the middle part of the mechanism of crawling is fixed with the anti-skidding mechanism that is used for the antiskid to take off, power unit includes wall, fixed plate, cut board and electric jar, the fixed surface of wall has the fixed plate, and the place ahead of fixed plate is connected with the cut board, the electric jar is installed to below one side of cut board, moving mechanism includes carriage, movable plate, first swing joint and first spacing way, rear one side of carriage is fixed with the movable plate, and the rear opposite side of carriage is provided with first movable joint, the bottom of carriage is connected with first spacing way.

Furthermore, the electric cylinder is arranged in parallel with the wall surface, and the shearing plate is connected with the fixing plate in a sliding mode through the electric cylinder.

Furthermore, the sliding frame is rotatably connected with the shearing plate through a first movable joint and is slidably connected with the first limiting track.

Furthermore, the crawling mechanism comprises a crawling ladder and a second movable joint, and the second movable joint is connected to the bottom of the crawling ladder.

Furthermore, the crawling mechanism further comprises a pulley and a second limiting channel, the pulley is installed at the top end of the crawling ladder, and the second limiting channel is connected below the pulley.

Furthermore, the crawling mechanism further comprises a handle, the handle is fixed to the middle of the surface of the crawling ladder, a travel switch is installed in front of the crawling ladder, and an elevator is arranged on the other side of the travel switch.

Furthermore, the anti-skidding mechanism comprises a pedal rod and an anti-skidding sleeve, and the anti-skidding sleeve is arranged in the middle of the surface of the pedal rod.

Furthermore, the anti-skidding sleeve is attached to the pedal rod, and the vertical center line of the anti-skidding sleeve is superposed with the vertical center line of the pedal rod.

Compared with the prior art, the utility model provides a but pit cat ladder of electronic adjustment position possesses following beneficial effect: this pit cat ladder can automatically move to safe position, avoids using manual troublesome nature and limitation, avoids taking place the skew simultaneously and influences stability and the security of using.

1. The utility model discloses an electric cylinder can promote the cut board to can make the cut board round the center, stretch out and draw back on fixed plate and wall as the basis, can drive the ladder bottom on the upper portion with the carriage and carry out the back-and-forth movement, can be when work climbing with this, can move to safe position automatically, avoid using manual troublesome nature and limitation, conveniently retrieve the normal position after using simultaneously;

2. the utility model discloses a first spacing way can restrict the position that the carriage removed, avoids taking place skew influence stability, through the pulley, can slide at the spacing way of second when the cat ladder is adjusted along with second swing joint to avoid the cat ladder top to take place the skew to influence stability and the security of using, through the handle, can make things convenient for the workman to borrow the power climbing, through the antiskid cover, can improve the frictional force with the foot, avoid taking place to slide and fall.

Drawings

FIG. 1 is a schematic view of the top view of the plate shearing machine of the present invention;

FIG. 2 is a right-view structural diagram of the ladder stand of the present invention;

FIG. 3 is a schematic view of the partial elevation structure of the ladder stand of the present invention;

FIG. 4 is a schematic view of the storage overhead structure of the ladder of the present invention;

fig. 5 is a schematic view of the extending overlooking structure of the crawling ladder of the present invention.

In the figure: 1. a power mechanism; 101. a wall surface; 102. a fixing plate; 103. shearing a plate; 104. an electric cylinder; 2. a movable mechanism; 201. a carriage; 202. moving the plate; 203. a first movable joint; 204. a first limit way; 3. a crawling mechanism; 301. climbing a ladder; 302. a second movable joint; 303. a pulley; 304. a second limit way; 305. a grip; 4. an anti-slip mechanism; 401. a foot lever; 402. an anti-slip sleeve; 5. a travel switch; 6. an elevator.

Detailed Description

As shown in fig. 1, a pit ladder capable of electrically adjusting position comprises a power mechanism 1 and a crawling mechanism 3, wherein the front end of the power mechanism 1 is connected with a movable mechanism 2 for telescopic rotation, a wall surface 101, a fixed plate 102, a shear plate 103 and an electric cylinder 104, the fixed plate 102 is fixed on the surface of the wall surface 101, the shear plate 103 is connected in front of the fixed plate 102, the electric cylinder 104 is mounted on one side below the shear plate 103, the movable mechanism 2 comprises a sliding frame 201, a movable plate 202, a first movable joint 203 and a first limit way 204, the movable plate 202 is fixed on one side behind the sliding frame 201, the first movable joint 203 is arranged on the other side behind the sliding frame 201, the first limit way 204 is connected to the bottom of the sliding frame 201, the electric cylinder 104 is arranged parallel to the wall surface 101, the shear plate 103 is connected with the fixed plate 102 in a sliding manner through the electric cylinder 104, the shear plate 103 can be pushed by the electric cylinder 104, and the shear plate 103 can be driven around the center, the sliding frame 201 can be driven to move back and forth at the bottom of the ladder at the upper part by the sliding frame 201 based on the expansion of the fixed plate 102 and the wall surface 101, so that the sliding frame can be automatically moved to a safe position when climbing during work, the manual trouble and limitation caused by the use are avoided, meanwhile, the sliding frame can be conveniently recovered to the original position after being used, the corresponding activity change can be carried out when the shearing plate 103 is expanded and contracted by the first movable joint 203 and the movable plate 202, the moving position of the sliding frame 201 can be limited by the first limit way 204, and the stability is prevented from being influenced by the deviation;

as shown in fig. 1-3, a crawling mechanism 3 for crawling is arranged above a movable mechanism 2, an anti-skidding mechanism 4 for preventing skidding is fixed in the middle of the crawling mechanism 3, a crawling ladder 301 and a second movable joint 302 are arranged on the crawling ladder 301, the bottom of the crawling ladder 301 is connected with the second movable joint 302, a pulley 303 and a second limit way 304 are arranged on the middle of the crawling ladder 301, the pulley 303 is arranged at the top end of the crawling ladder 301, the second limit way 304 is connected below the pulley 303, a handle 305 is arranged on the middle of the surface of the crawling ladder 301, a travel switch 5 is arranged in front of the crawling ladder 301, an elevator 6 is arranged on the other side of the travel switch 5, when the crawling ladder 301 is adjusted along with the second movable joint 302 through the pulley 303, the sliding can be carried out on the second limit way 304, so as to avoid the deviation at the top of the crawling ladder 301 to affect the stability and safety of use, and the climbing by the handle 305, the worker can conveniently climb by means of climbing, pedal pole 401 and antiskid cover 402, and the surperficial middle part of pedal pole 401 is provided with antiskid cover 402, antiskid cover 402 laminates with pedal pole 401 mutually, and the vertical central line of antiskid cover 402 coincides with the vertical central line of pedal pole 401, through antiskid cover 402, can improve the frictional force with the foot, avoid taking place to slide and fall, the control of while cat ladder 301 relies on travel switch 5, the extension of cat ladder 301 is realized with the control of accomodating through travel switch 5, form the interlocking with elevator 6, when cat ladder 301 is in the extension operating condition left, elevator 6 can not move, when cat ladder 301 is in the state of accomodating of retrieving right, elevator 6 just can move.

The working principle is as follows: when the pit ladder is used, firstly, the cutting plate 103 can be pushed through the electric cylinder 104, so that the cutting plate 103 can stretch out and draw back on the fixed plate 102 and the wall surface 101 on the basis of the center, the sliding frame 201 can drive the bottom of the ladder at the upper part to move back and forth, and thus, the cutting plate can automatically move to a safe position when climbing in work, the trouble and limitation caused by manual operation are avoided, meanwhile, the cutting plate can be recovered to the original position after being used, then, the cutting plate 103 can be correspondingly movably changed when stretching out and drawing back through the first movable joint 203 and the movable plate 202, then, the moving position of the sliding frame 201 can be limited through the first limit way 204, the influence on stability caused by deviation is avoided, meanwhile, as shown in figures 4 and 5, the leftmost end of the first limit way 204 does not exceed an elevator entrance at the lower opening of the wall surface 101, so that the collision with the movement of an elevator is avoided, guarantee the security that cat ladder 301 used, the use of cat ladder 301 relies on travel switch 5's control simultaneously, form the interlocking with elevator 6, when cat ladder 301 is in the operating condition that extends left, elevator 6 can not move, when cat ladder 301 is in the state of accomodating of retrieving right, elevator 6 just can move, through pulley 303, can be when cat ladder 301 adjusts along with second movable joint 302, can slide at spacing way 304 of second, thereby avoid cat ladder 301 top to take place the stability and the security that the skew influences the use, subsequently, through handle 305, can make things convenient for the workman to borrow the power climbing, at last through antiskid cover 402, can improve the frictional force with the foot, avoid taking place to slide and fall.

Claims (8)

1. The pit ladder capable of electrically adjusting the position comprises a power mechanism (1) and a crawling mechanism (3), and is characterized in that the front end of the power mechanism (1) is connected with a movable mechanism (2) used for telescopic rotation, the crawling mechanism (3) used for crawling is arranged above the movable mechanism (2), an anti-slip mechanism (4) used for preventing slipping off is fixed in the middle of the crawling mechanism (3), the power mechanism (1) comprises a wall surface (101), a fixing plate (102), a plate (103) and an electric cylinder (104), the fixing plate (102) is fixed on the surface of the wall surface (101), the plate (103) is connected in front of the fixing plate (102), the electric cylinder (104) is installed on one side of the lower portion of the plate (103), the movable mechanism (2) comprises a sliding frame (201), a movable plate (202), a first movable joint (203) and a first limiting channel (204), a moving plate (202) is fixed on one side of the rear portion of the sliding frame (201), a first movable joint (203) is arranged on the other side of the rear portion of the sliding frame (201), and a first limiting channel (204) is connected to the bottom of the sliding frame (201).

2. An electrically position-adjustable pit ladder as claimed in claim 1, characterized in that said electric cylinder (104) is arranged parallel to the wall surface (101) and the shear plate (103) is slidably connected to the fixed plate (102) via the electric cylinder (104).

3. An electrically position-adjustable pit ladder as claimed in claim 1, characterized in that the sliding frame (201) is rotatably connected to the shear plate (103) via a first movable joint (203), and the sliding frame (201) is slidably connected to a first stop rail (204).

4. An electrically position adjustable pit ladder as claimed in claim 1, characterised in that the climbing mechanism (3) comprises a ladder (301) and a second movable joint (302), and the second movable joint (302) is attached to the bottom of the ladder (301).

5. An electrically position-adjustable pit ladder as claimed in claim 4, characterized in that the crawling mechanism (3) further comprises a pulley (303) and a second limit way (304), the pulley (303) is mounted on the top end of the ladder (301), and the second limit way (304) is connected below the pulley (303).

6. A pit ladder as claimed in claim 4, characterised in that the crawling mechanism (3) further comprises a handle (305), the handle (305) is fixed in the middle of the surface of the ladder (301), a travel switch (5) is installed in front of the ladder (301), and an elevator (6) is arranged on the other side of the travel switch (5).

7. An electrically position-adjustable pit ladder as claimed in claim 1, characterized in that the anti-slip means (4) comprises a foot bar (401) and an anti-slip cover (402), and the anti-slip cover (402) is provided in the middle of the surface of the foot bar (401).

8. An electrically adjustable pit ladder as claimed in claim 7, characterised in that the anti-slip cover (402) is attached to the foot bar (401) and the vertical centre line of the anti-slip cover (402) coincides with the vertical centre line of the foot bar (401).

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