CN217996641U - Car lifting jack with protection structure for subway - Google Patents

Abstract

The utility model relates to a technical field of car lifting jack, and a car lifting jack that has protective structure for subway is disclosed, comprising a main body, main part upside fixed mounting has power drive, the last lead screw that is connected with of power drive, be provided with the tray on the lead screw, the positive fixed mounting of main part has the fixed plate, fixed plate downside fixed mounting has the staircase, the staircase left and right sides all is provided with two protecting strips, the staircase staff can continue to scramble and contact the power drive who is located the main part top, can sit on the horizontal bar of below after the staff climbs the staircase, then lean against the horizontal bar of top, thereby can fall through four protecting strips and two horizontal bar protection staff, can make the staff sit and carry out work simultaneously, thereby improve the comfort level, can protect the lead screw through two flexible pipes, avoid the impaired device operation that influences of lead screw, thereby can improve staff's comfort level and protection lead screw when protecting the staff.

Description

Car lifting jack with protection structure for subway

Technical Field

The utility model relates to a technical field of car lifting jack specifically is a car lifting jack that has protective structure for subway.

Background

The prior publication No. CN205257878U discloses a car lifting machine, which comprises a vertically arranged machine body, a bracket mechanism which can move up and down along the machine body and is used for lifting a car body, and a lead screw vertically arranged in the machine body, wherein a working nut is arranged on the lead screw in a matching way and is fixedly connected to the bracket mechanism; the upper end of the screw rod is rotatably hung on the top plate of the machine body; a driving device is arranged on the bottom plate of the machine body; the output end of the driving device is coaxial with the lead screw, and the lower end of the lead screw is fixedly connected to the output end of the driving device. The utility model discloses it is rationally distributed to have, compact structure is favorable to improving space utilization. The transmission structure has strong bearing capacity and high installation precision, and is beneficial to improving the transmission efficiency; the screw rod is simple in mounting structure and convenient to mount, the assembly efficiency is improved, and the maintenance of the screw rod is facilitated; the service life of the screw rod is prolonged; the service life of the car lifting jack and the safety of the system are improved.

Although the structure has strong bearing capacity and high installation precision, the transmission efficiency is improved; the lead screw is simple in mounting structure and convenient to mount, the assembly efficiency is improved, and the lead screw is convenient to maintain; the service life of the screw rod is prolonged; the service life of the car lifting jack is prolonged, and the safety of the system is improved.

And the car lifting jack that the subway was used is trapezoidal big, and the drive arrangement setting of most car lifting jack is in the top of car lifting jack organism to when needs overhaul or change drive arrangement, the staff just need use the staircase to climb the car lifting jack, thereby the staff just leads to the staff to fall from the eminence easily carelessly and produces danger.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a car lifting jack that has protective structure for subway possesses the comfort level that improves the staff when can protect the staff and advantages such as protection lead screw, it is trapezoidal big to have solved the car lifting jack that the subway was used, and the drive arrangement setting of most car lifting jack is in the top of car lifting jack organism, thereby when needs overhaul or change drive arrangement, the staff just need use the staircase to climb the car lifting jack, thereby the staff just carelessly leads to the staff to fall from the eminence and produces dangerous problem easily.

(II) technical scheme

Improve staff's comfort level and protection lead screw purpose when can protect the staff for realizing the aforesaid, the utility model provides a following technical scheme: the utility model provides a car lifting jack that is used for subway to have protective structure, comprising a main body, main part upside fixed mounting has power drive, the last lead screw that is connected with of power drive, be provided with the tray on the lead screw, the positive fixed mounting of main part has the fixed plate, fixed plate downside fixed mounting has the staircase, the staircase left and right sides all is provided with two protection strips, be provided with two crossbands on four protection strips, two flexible pipes have been cup jointed in the activity on the lead screw, the one end that two flexible pipes are close to each other is respectively with both sides fixed connection about the tray, the one end that two flexible pipes kept away from each other is respectively with inner wall fixed connection about the main part.

Preferably, four be provided with two lifting strips on the protection strip, two lifting strips respectively with four protection strip fixed connection, the activity is run through on the fixed plate has the screw rod, the screw rod screw thread runs through two lifting strips, the side fixed mounting of screw rod upside has the plectane, plectane lateral wall fixed mounting has four movable posts.

Preferably, the chutes are formed in the left side and the right side of the escalator, the sliding blocks are movably connected in the two chutes, and the four sliding blocks are fixedly connected with the four protection strips respectively.

Preferably, four a plurality of draw-in grooves have all been seted up to the protection strip upside, and equal fixed mounting has buckle subassembly an in every draw-in groove, and two equal fixed mounting of crossband downside have two buckle subassemblies b.

Preferably, soft boards are fixedly mounted on the two transverse strips, the soft board on the upper transverse strip is arranged on the rear side of the upper transverse strip, and the soft board on the lower transverse strip is arranged on the upper side of the lower transverse strip.

(III) advantageous effects

Compared with the prior art, the utility model provides a car lifting jack that has protective structure for subway possesses following beneficial effect:

1. this a car lifting jack that has protective structure for subway, can continue to scramble through the staircase staff and contact the power drive who is located the main part top, thereby can continue to overhaul or change for power drive, can sit on the horizontal bar of below after the staff climbs the staircase, then lean on the horizontal bar of top, thereby can fall with two horizontal bar protection staff through four protection strips, can make the staff sit and carry out work simultaneously, thereby improve the comfort level, can protect the lead screw through two flexible pipes, avoid the impaired influence device operation of lead screw, thereby improve staff's comfort level and protection lead screw when can protecting the staff.

2. This a car lifting jack that has protective structure for subway, can drive the screw rod rotation of making a round trip through the rotatory plectane that removes that makes a round trip, thereby can drive two lifting strip and reciprocate, just so can drive four protection strips and reciprocate, thereby convenience of customers adjusts high facilitate the use according to self demand, just can fix two crossbands through being connected four buckle subassembly b convenience on two crossbands with suitable four buckle subassembly a, thereby can dismantle two crossbands when the staff scrambles, then being connected two crossbands with suitable four draw-in grooves, thereby convenience of customers adjusts the comfort level.

Drawings

Fig. 1 is a schematic front perspective view of the present invention;

fig. 2 is a schematic perspective view of the telescopic tube of fig. 1 according to the present invention.

In the figure: 1. a main body; 2. a telescopic pipe; 3. power driving; 4. a circular plate; 5. a movable post; 6. a screw; 7. a lifting bar; 8. a protective strip; 9. a soft board; 10. a horizontal bar; 11. a buckle component b; 12. a card slot; 13. a buckle component a; 14. a slider; 15. an escalator; 16. a support block; 17. a lead screw; 18. a fixing plate; 19. a chute.

Detailed Description

The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to the orientation in the drawings, and the terms "inner" and "outer" refer to the orientation toward or away from the geometric center of a particular element, respectively.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a car lifting jack with a protection structure for subways comprises a main body 1, wherein a power drive 3 is fixedly installed on the upper side of the main body 1, a lead screw 17 is connected onto the power drive 3, a supporting block 16 is arranged on the lead screw 17, a fixed plate 18 is fixedly installed on the front side of the main body 1, a staircase 15 is fixedly installed on the lower side of the fixed plate 18, two protection strips 8 are respectively arranged on the left side and the right side of the staircase 15, two cross strips 10 are arranged on the four protection strips 8, two telescopic tubes 2 are movably sleeved on the lead screw 17, the mutually close ends of the two telescopic tubes 2 are respectively and fixedly connected with the upper side and the lower side of the supporting block 16, the mutually far ends of the two telescopic tubes 2 are respectively and fixedly connected with the upper inner wall and the lower inner wall of the main body 1, a worker can continuously climb to contact the power drive 2 above the main body 1 through the staircase 15, so that the power drive 2 can be continuously overhauled or replaced, the worker can sit on the cross strip 9 below after climbing on the staircase 15, then the working personnel can be protected from falling down by backing against the transverse bar 9 above, and the working personnel can sit to work at the same time, so that the comfort level is improved, the lead screw 17 can be protected by the two telescopic tubes 2, the device operation is prevented from being influenced by the damage of the lead screw 17, so that the comfort level of the working personnel and the lead screw 17 can be improved while the working personnel are protected, two lifting bars 7 are arranged on the four protective bars 8, the two lifting bars 7 are respectively and fixedly connected with the four protective bars 8, a screw rod 6 is movably penetrated on the fixed plate 18, the screw rod 6 is threaded through the two lifting bars 7, a circular plate 4 is fixedly arranged at the upper end of the screw rod 6, four movable columns 5 are fixedly arranged on the side wall of the circular plate 4, sliding grooves 19 are respectively arranged at the left side and the right side of the escalator 15, and sliding blocks 14 are movably connected in the two sliding grooves 19, four sliders 14 respectively with four 8 fixed connection of protection strip, a plurality of draw-in grooves 12 have all been seted up to four 8 upsides of protection strip, equal fixed mounting has buckle subassembly a13 in every draw-in groove 12, two equal fixed mounting of two crossband 10 downside have two buckle subassemblies b11, equal fixed mounting has soft board 9 on two crossband 10, soft board 9 on the crossband 10 of top sets up the rear side at crossband 10 of top, soft board 9 on the crossband 10 of below sets up the upside at crossband 10 of below, can drive screw rod 6 rotation back and forth through make a round trip rotatory removal plectane 4, thereby can drive two liftings 7 and reciprocate, just so can drive four 8 of protection strips and reciprocate, thereby convenience of customers adjusts high facilitate the use according to self demand, just can fix two crossband 10 through convenient and four suitable buckle subassemblies a13 being connected with four buckle subassemblies b11 on two crossband 10, thereby can dismantle two crossband be connected with four suitable draw-in grooves 12 when the staff climbing, thereby convenience of user adjustment comfort level.

In use, the first step: can continue to scramble through 15 staff of staircase and contact the power drive 2 who is in main part 1 top, thereby can continue to overhaul or change for power drive 2, can sit on the horizontal bar 9 of below after on the staff scrambles staircase 15, then lean against the horizontal bar 9 of top, thereby can fall through four protection strip 8 and two horizontal bar 9 protection staff, can make the staff sit and carry out work simultaneously, thereby improve the comfort level, can protect lead screw 17 through two flexible pipe 2, avoid the impaired influence device operation of lead screw 17, thereby improve staff's comfort level and protection lead screw 17 when can protecting the staff.

The second step is that: can drive screw rod 6 rotation back and forth through make a round trip rotary motion plectane 4, thereby can drive two lifters 7 and reciprocate, just so can drive four protection strips 8 and reciprocate, thereby convenience of customers adjusts high facilitate the use according to self demand, just can fix two crossbands 10 through being connected four buckle subassembly b11 convenience on two crossbands 10 and four suitable buckle subassembly a13, thereby can dismantle two crossbands 10 when the staff scrambles, then be connected two crossbands 10 and four suitable draw-in grooves 12, thereby convenience of customers adjusts the comfort level.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a car lifting jack that has protective structure for subway, includes main part (1), and main part (1) upside fixed mounting has power drive (3), is connected with lead screw (17) on power drive (3), is provided with tray (16), its characterized in that on lead screw (17): the front fixed mounting of main part (1) has fixed plate (18), and fixed plate (18) downside fixed mounting has staircase (15), and the staircase (15) left and right sides all is provided with two protection strip (8), is provided with two crossbands (10) on four protection strip (8), and lead screw (17) are gone up the activity and have been cup jointed two flexible pipe (2), and the one end that two flexible pipe (2) are close to each other is respectively with tray (16) upper and lower both sides fixed connection, the one end that two flexible pipe (2) kept away from each other is respectively with main part (1) upper and lower inner wall fixed connection.

2. The car lifting jack with the protection structure for the subway according to claim 1, characterized in that: four be provided with two lifting strip (7) on protection strip (8), two lifting strip (7) respectively with four protection strip (8) fixed connection, the activity runs through on fixed plate (18) has screw rod (6), screw rod (6) screw thread runs through two lifting strip (7), side end fixed mounting has plectane (4) on screw rod (6), plectane (4) lateral wall fixed mounting has four movable post (5).

3. The car lifting jack with the protection structure for the subway according to claim 1, characterized in that: slide grooves (19) have all been seted up to staircase (15) left and right sides, and equal swing joint has slider (14) in two slide grooves (19), four slider (14) respectively with four protection strip (8) fixed connection.

4. The car lifting jack with the protection structure for the subway according to claim 1, characterized in that: four a plurality of draw-in groove (12) have all been seted up to protection strip (8) upside, and equal fixed mounting has buckle subassembly a (13) in every draw-in groove (12), and two equal fixed mounting of two crossbands (10) downside have two buckle subassemblies b (11).

5. The car lifting jack with the protection structure for the subway according to claim 1, characterized in that: the two transverse strips (10) are fixedly provided with soft boards (9), the soft boards (9) on the upper transverse strip (10) are arranged at the rear side of the upper transverse strip (10), and the soft boards (9) on the lower transverse strip (10) are arranged at the upper side of the lower transverse strip (10).

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