Elevator for constructional engineering

Abstract

The utility model provides an elevator for constructional engineering, and belongs to the technical field of elevators. Comprising a plurality of stand column assemblies, the stand column assemblies are connected in an inserted mode in the vertical direction, a lifting table is slidably connected to the outer walls of the stand column assemblies, a carrying plate is fixedly installed at the front end of the lifting table, a sliding groove is formed in the top end of the carrying plate, and the sliding groove is formed in the front-back direction; and a sliding block is slidably connected into the sliding groove, a charging groove body is fixedly installed at the top end of the sliding block, a first motor is installed at the bottom end of the carrier plate, and a driving mechanism is installed in the carrier plate. According to the elevator for constructional engineering, the lifting height of the carrier plate is increased through splicing of the stand column assemblies, and the lifting height of the carrier plate is adjusted through the lifting mechanism; a worker starts the first motor, the first motor drives the driving mechanism to work, the driving mechanism drives the sliding block to slide in the sliding groove, and the sliding block drives the charging groove body to slide on the carrying plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of hoists, and in particular relates to a hoist for construction engineering. Background Art

[0002] The Chinese patent, application number 202420513923.6, discloses a hoist for construction engineering. By starting a micro oil pump, the micro oil pump draws the lubricating oil inside the oil reservoir into the inside of the oil outlet pipe through the oil extraction pipe, and the lubricating oil then drips onto the chain from the oil outlet pipe, so that the chain is lubricated. After contacting the chain, the excess lubricating oil after lubricating the chain drips onto the filter mechanism, and the lubricating oil is purified by the filter mechanism and then flows back into the oil reservoir, so as to achieve the recycling of the lubricating oil, so that the chain inside the hoist for construction engineering is well lubricated;

[0003] However, when taking materials with the existing elevator, workers are required to slide the loading chute manually; after the materials are transported upward by the elevator, the workers taking the materials above will be separated from the materials by a certain distance. There will be certain safety risks if the workers lean over to pull the loading chute, which may cause the workers to fall from a height easily, and the practicality is poor. Utility Model Content

[0004] In order to solve the problem that it is inconvenient for workers to take materials in the above-mentioned prior art, the utility model provides a hoist for construction engineering, which adopts a driving mechanism in combination with a loading trough to achieve the effect of automatically moving the loading trough toward the workers, and its specific technical scheme is: a hoist for construction engineering, comprising: a column assembly, the number of the column assemblies is multiple, and the multiple column assemblies are plugged and connected in the vertical direction, a lifting platform is slidably connected to the outer wall of the column assembly, a carrier plate is fixedly installed at the front end of the lifting platform, a slide groove is opened at the top of the carrier plate, and the slide groove is arranged along the front and rear directions, a slider is slidably connected in the slide groove, a loading trough is fixedly installed on the top of the slider, a motor 1 is installed at the bottom end of the carrier plate, a driving mechanism is installed in the carrier plate, and the driving mechanism is respectively connected to the motor 1 and the slider.

[0005] Preferably, the column assembly includes: two columns, a connecting plate, a slot and an insert block, a connecting plate is welded between the two columns, a slot is opened at the top end of the column, an insert block is installed at the bottom end of the column, and the insert block is adapted to the slot.

[0006] Preferably, a top plate is installed at the top end of the topmost column assembly, and a base is installed at the bottom end of the bottommost column assembly. Mounting plate one and mounting plate two are respectively installed at the top end of the base. A bracket is installed at the top end of the mounting plate one, and the bracket is located directly below the carrier plate. A lifting mechanism is installed at the top end of the mounting plate two, and the lifting mechanism is connected to the lifting platform. Universal wheels are installed at the four corners of the bottom end of the base.

[0007] Preferably, the lifting platform comprises: a vertical plate, two side plates, a rotating shaft 1, a rotating shaft 2, a fitting wheel 1 and a fitting wheel 2, the rear end of the vertical plate is symmetrically installed with two side plates, the side plates are located on the outside of the column assembly, the opposite ends of the two side plates are rotatably connected with the rotating shaft 1 and the rotating shaft 2, the outer wall of the rotating shaft 1 is fixedly mounted with a fitting wheel 1, the outer wall of the rotating shaft 2 is fixedly mounted with a fitting wheel 2, the fitting wheel 1 is rollingly mounted on the front end of the column, and the fitting wheel 2 is rollingly mounted on the rear end of the column.

[0008] Preferably, the lifting mechanism includes: a frame, a second motor, a fifth connecting shaft, a wire rope, a guide wheel and a connecting block, the frame is installed on the top of the second mounting plate, the second motor is installed on the outer wall of one side of the frame, the fifth connecting shaft is rotatably connected to the inner wall of the frame, the fifth connecting shaft is connected to the second motor, a wire rope is wound around the outer wall of the fifth connecting shaft, the bottom end of the top plate is rotatably connected to the guide wheel, a connecting block is installed at the front end of the vertical plate, the free end of the wire rope is wound around the guide wheel, and the free end of the wire rope is fixedly mounted on the connecting block.

[0009] Preferably, the driving mechanism includes: a connecting shaft 1, a sprocket 1, a toothed chain 1, a sprocket 2 and a reciprocating screw, the output end of the motor 1 is mounted with a connecting shaft 1, the end of the connecting shaft 1 away from the motor 1 is rotatably connected to the carrier plate, the outer wall of the connecting shaft 1 is fixedly sleeved with a sprocket 1, the surface of the sprocket 1 is meshed with a toothed chain 1, the end of the toothed chain 1 away from the sprocket 1 is meshed with a sprocket 2, a reciprocating screw is fixedly sleeved in the center hole of the sprocket 2, the reciprocating screw is rotatably connected in the slide groove, and the slider is threadedly sleeved on the outer wall of the reciprocating screw.

[0010] Preferably, the driving mechanism comprises: connecting shaft 2, bevel gear 1, bevel gear 2, connecting shaft 3, sprocket 3, sprocket 4, tooth chain 2, connecting rod, inner slide block and outer slide frame, the front end of the carrier plate is fixedly installed with a connecting shell, the output end of the motor 1 is installed with connecting shaft 2, the end of the connecting shaft 2 away from the motor 1 rotates and extends into the connecting shell, the end of the connecting shaft 2 away from the motor 1 is fixedly sleeved with bevel gear 1, the surface of the bevel gear 1 is meshed with bevel gear 2, the center hole of the bevel gear 2 is fixedly sleeved with connecting shaft 3, the interior of the carrier plate is provided with a bottom groove, the slide groove is communicated with the bottom groove, and the connecting The top end of the connecting shaft three rotates and extends into the bottom groove, and the top end of the connecting shaft three is fixedly sleeved with a sprocket three, the surface of the sprocket three is meshed with a tooth chain two, and the end of the tooth chain two away from the sprocket three is meshed with a sprocket four, and a connecting shaft four is fixedly sleeved in the center hole of the sprocket four, and the bottom end of the connecting shaft four is rotatably connected to the inner bottom end of the bottom groove, and a connecting rod is fixedly installed on the top end of the tooth chain two, and an inner slider is rotatably connected to the outer wall of the connecting rod, and an outer sliding frame is slidably connected in the bottom groove, and the outer sliding frame slides in the front and rear directions, and the inner slider is slidably connected in the outer sliding frame, and the slider is welded to the top end of the outer sliding frame.

[0011] In addition, the hoist for construction engineering in the above technical solution provided by the utility model may also have the following additional technical features: two limit grooves are symmetrically provided on the front and rear inner walls of the outer sliding frame, and the limit blocks are slidably connected in the limit grooves.

[0012] In the above technical solution, the two limit blocks are fixedly connected to the inner sliding block.

[0013] The utility model is a construction engineering hoist, compared with the prior art, the beneficial effects are as follows: the construction engineering hoist increases the lifting height of the carrier plate by assembling between column components, and adjusts the lifting height of the carrier plate by a lifting mechanism; the staff starts motor 1 to drive the driving mechanism to work, and the driving mechanism drives the slider to slide in the slide groove, so that the slider drives the loading chute to slide on the carrier plate, so that the loading chute moves toward the staff above, which is convenient for the staff above to take materials, improves the work safety of the staff above, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional structural diagram of a hoist for construction engineering provided by the utility model;

[0015] Figure 2 for Figure 1 A magnified image of point A;

[0016] Figure 3 This is a schematic diagram of the exploded structure of the column assembly provided by the utility model;

[0017] Figure 4 A partial cross-sectional schematic diagram of a first embodiment of a lifting platform provided by the utility model;

[0018] Figure 5 A partial cross-sectional schematic diagram of a second embodiment of the lifting platform provided by the utility model;

[0019] Figure 6 for Figure 5 A magnified view of point B;

[0020] Figure 7 A schematic top view of a second embodiment of the driving mechanism provided by the utility model;

[0021] in, Figures 1 to 7 The reference numerals and component names are: 1, column assembly, 2, lifting platform, 3, carrier plate, 4, slide groove, 5, slider, 6, loading trough, 7, motor 1, 8, base, 9, mounting plate 1, 10, bracket, 11, mounting plate 2, 12, top plate, 13, universal wheel, 21, vertical plate, 22, side plate, 23, rotating shaft 1, 24, rotating shaft 2, 25, fitting wheel 1, 26, fitting wheel 2, 41, bottom groove, 71, connecting shaft 1, 72, sprocket wheel 1, 73, tooth chain 1, 74, sprocket wheel 2, 75, reciprocating screw, 76, connecting shaft 2, 77, connecting shell, 78, bevel gear one, 79, bevel gear two, 710, connecting shaft three, 711, sprocket three, 712, connecting shaft four, 713, sprocket four, 714, tooth chain two, 715, connecting rod, 716, inner slider, 717, outer slider frame, 718, limit block, 719, limit groove, 101, column, 102, connecting plate, 103, slot, 104, plug block, 111, frame, 112, motor two, 113, connecting shaft five, 114, wire rope, 115, guide wheel, 116, connecting block. DETAILED DESCRIPTION

[0022] 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.

[0023] Example 1: Please refer to Figure 1 to Figure 4A hoist for construction engineering, comprising: a column assembly 1, the number of the column assemblies 1 is four, the four column assemblies 1 are plugged and connected in the vertical direction, a lifting platform 2 is slidably connected to the outer wall of the column assembly 1, a carrier plate 3 is fixedly installed at the front end of the lifting platform 2 by bolts, a slide groove 4 is opened at the top of the carrier plate 3, the slide groove 4 is arranged along the front and rear direction, a slider 5 is slidably connected in the slide groove 4, the slide groove 4 and the slider 5 are both rectangular structures, a loading trough body 6 is fixedly installed on the top of the slider 5, a motor 7 is fixedly installed on the bottom end of the carrier plate 3 through a motor seat, a driving mechanism is installed in the carrier plate 3, and the driving mechanism is respectively connected to the motor 7 and the slider 5.

[0024] As a preferred solution, further, the column assembly 1 includes: two columns 101, a connecting plate 102, a slot 103 and an insert block 104, the column 101 is a cylindrical structure, a connecting plate 102 is welded between the two columns 101, a slot 103 is opened at the top of the column 101, and an insert block 104 is installed at the bottom of the column 101, and the insert block 104 is adapted to the slot 103.

[0025] As a preferred solution, further, a top plate 12 is installed at the top end of the topmost column assembly 1, and a base 8 is installed at the bottom end of the bottommost column assembly 1. Mounting plate 1 9 and mounting plate 2 11 are respectively installed at the top end of the base 8. Mounting plate 1 9 and mounting plate 2 11 are arranged in parallel along the front-back direction. A bracket 10 is installed at the top end of mounting plate 1 9. The bracket 10 is located directly below the carrier plate 3. The bracket 10 is used to support the descending carrier plate 3. A lifting mechanism is installed at the top end of mounting plate 2 11. The lifting mechanism is connected to the lifting platform 2. Universal wheels 13 are installed at the four corners of the bottom end of the base 8.

[0026] As a preferred embodiment, the lifting platform 2 further includes: a vertical plate 21, two side plates 22, a rotating shaft 1 23, a rotating shaft 24, a fitting wheel 1 25 and a fitting wheel 2 26. The rear end of the vertical plate 21 is symmetrically equipped with two side plates 22, the side plates 22 are located on the outside of the column assembly 1, and the opposite ends of the two side plates 22 are rotatably connected with the rotating shaft 1 23 and the rotating shaft 2 24. The outer wall of the rotating shaft 1 23 is fixedly provided with a fitting wheel 1 25, and the outer wall of the rotating shaft 2 24 is fixedly provided with a fitting wheel 26. The fitting wheel 1 25 rolls and fits on the front end of the column 101, and the fitting wheel 2 26 rolls and fits on the rear end of the column 101.

[0027] As a preferred embodiment, the lifting mechanism further includes: a frame 111, a second motor 112, a fifth connecting shaft 113, a wire rope 114, a guide wheel 115 and a connecting block 116. The frame 111 is installed on the top of the second mounting plate 11, and the second motor 112 is installed on the outer wall of one side of the frame 111. The fifth connecting shaft 113 is rotatably connected to the inner wall of the frame 111, and the fifth connecting shaft 113 is connected to the second motor 112. The wire rope 114 is wound around the outer wall of the fifth connecting shaft 113, and the bottom end of the top plate 12 is rotatably connected to the guide wheel 115. The front end of the vertical plate 21 is installed with a connecting block 116. The free end of the wire rope 114 is wound around the guide wheel 115 from above, and the free end of the wire rope 114 is fixedly mounted on the connecting block 116 in a threaded manner.

[0028] As a preferred embodiment, further, the driving mechanism includes: a connecting shaft 71, a sprocket 72, a toothed chain 73, a sprocket 74 and a reciprocating screw 75. The output end of the motor 7 is equipped with a connecting shaft 71, and the end of the connecting shaft 71 away from the motor 7 is rotatably connected to the carrier plate 3. The outer wall of the connecting shaft 71 is fixedly sleeved with a sprocket 72, the surface of the sprocket 72 is meshed with a toothed chain 73, and the end of the toothed chain 73 away from the sprocket 72 is meshed with a sprocket 2 74, and a reciprocating screw 75 is fixedly sleeved in the center hole of the sprocket 2 74. The reciprocating screw 75 is rotatably connected in the slide groove 4, the reciprocating screw 75 is arranged along the front and rear directions, and the slider 5 is threadedly sleeved on the outer wall of the reciprocating screw 75.

[0029] Working principle: The electrical components appearing in this application are all connected to an external power supply and a control switch when in use. After the utility model is installed, first check the installation and fixation and safety protection of the utility model, and then it can be used; when in use, the staff prepares enough column assemblies 1 according to the required height, and then inserts the upper plug block 104 into the lower slot 103, and then passes the wire rope 114 around the guide wheel 115, and then screws the wire rope 114 on the connecting block 116, and after the hoist is moved to a suitable position through the universal wheel 13, the universal wheel 13 is locked; start the motor 2 112, the motor 2 112 drives the connecting shaft 5 113 to rotate, and the connecting shaft 5 113 is wound around the wire rope 114, so that The lifting platform 2 is driven to move upward, so that the bonding wheel 1 25 and the bonding wheel 2 26 move upward along the column 101, and the carrier plate 3 stops rising when it moves to a suitable height; then the user above controls the motor 1 7 to start through the controller, so that the motor 1 7 drives the connecting shaft 1 71 to rotate, and the connecting shaft 1 71 drives the reciprocating screw 75 to rotate through the sprocket 1 72, the tooth chain 1 73 and the sprocket 2 74, so that the reciprocating screw 75 drives the slider 5 to slide in the slide groove 4, and the slider 5 drives the loading trough body 6 to move towards the staff, thereby improving the safety of the staff when taking materials; after the staff takes the materials, the motor 1 7 is started again, so that the motor 1 7 drives the reciprocating screw 75 to rotate, drives the slider 5 to move back, and moves the loading trough body 6 back to the carrier plate 3.

[0030] Example 2: Please refer to Figure 5 to Figure 7, a hoist for construction engineering, which is different from the first embodiment in that the driving mechanism includes: a connecting shaft 2 76, a bevel gear 1 78, a bevel gear 2 79, a connecting shaft 3 710, a sprocket 3 711, a sprocket 4 713, a tooth chain 2 714, a connecting rod 715, an inner slider 716 and an outer slider frame 717, a connecting shell 77 is fixedly installed at the front end of the carrier 3, and the interior of the connecting shell 77 is a cavity structure, a connecting shaft 2 76 is installed at the output end of the motor 1 7, and the end of the connecting shaft 2 76 away from the motor 1 7 rotates and extends into the connecting shell 77, and the end of the connecting shaft 2 76 away from the motor 1 7 is fixedly sleeved with a bevel gear 1 78, and the upper surface of the bevel gear 1 78 is meshed with a bevel gear 2 79, and the center hole of the bevel gear 2 79 is fixedly sleeved with a connecting shaft 3 710, and a bottom groove 41 is opened inside the carrier 3, and the bottom groove 41 is a rectangular structure. The bottom groove 41 is located below the slide 4, and the slide 4 and the bottom The grooves 41 are connected, and the top of the connecting shaft three 710 rotates and extends into the bottom groove 41. The top of the connecting shaft three 710 is fixedly sleeved with a sprocket three 711, and the surface of the sprocket three 711 is meshed with a tooth chain two 714, and the end of the tooth chain two 714 away from the sprocket three 711 is meshed with a sprocket four 713. The center hole of the sprocket four 713 is fixedly sleeved with a connecting shaft four 712, and the bottom end of the connecting shaft four 712 is rotatably connected to the inner bottom end of the bottom groove 41 through a bearing. The top of the tooth chain two 714 is fixedly installed with a connecting rod 715, and the outer wall of the connecting rod 715 is rotatably connected with an inner slider 716 through a bearing. The bottom groove 41 is slidably connected with an outer sliding frame 717, the outer sliding frame 717 is adapted to the inner slider 716, and the outer sliding frame 717 slides in the front and rear directions. The outer sliding frame 717 is a rectangular structure, the inner slider 716 is slidably connected in the outer sliding frame 717, and the slider 5 is welded to the top of the outer sliding frame 717.

[0031] As a preferred solution, further, two limit grooves 719 are symmetrically provided on the front and rear inner walls of the outer sliding frame 717, and a limit block 718 is slidably connected in the limit groove 719. The two limit blocks 718 are fixedly connected to the inner sliding block 716, and the inner sliding block 716 is slidably limited by the limit block 718 and the limit groove 719.

[0032] The staff prepares enough column assemblies 1 according to the required height, and then inserts the upper plug block 104 into the lower slot 103, and then passes the wire rope 114 around the guide wheel 115, and then screws the wire rope 114 on the connecting block 116, and after the hoist is moved to a suitable position through the universal wheel 13, the universal wheel 13 is locked; start the motor 2 112, the motor 2 112 drives the connecting shaft 5 113 to rotate, and the connecting shaft 5 113 is wound with the wire rope 114, thereby driving the lifting platform 2 to move upward, so that the fitting wheel 1 25 and the fitting wheel 2 26 move upward along the column 101, and the carrier plate 3 stops rising when it moves to a suitable height; then the upper user controls the motor 1 7 to start through the controller, and the motor 1 7 drives the connecting shaft 2 76 to rotate, and the connecting shaft 2 76 drives the bevel gear 1 78 to rotate, so that the bevel gear 1 78 meshes with the bevel gear 2 7 9 rotates, so that the bevel gear 2 79 drives the connecting shaft 3 710 to rotate, and the connecting shaft 3 710 drives the sprocket 3 711 to rotate, and the sprocket 3 711 drives the sprocket 4 713 to rotate synchronously through the tooth chain 2 714, and the connecting rod 715 moves with the tooth chain 2 714, and the connecting rod 715 drives the inner slider 716 to move accordingly, so that the inner slider 716 drives the outer sliding frame 717 to slide in the bottom groove 41, and the outer sliding frame 717 drives the slider 5 to slide in the sliding groove 4, and the slider 5 drives the loading trough body 6 to move towards the staff, thereby improving the safety of the staff when taking materials; after the staff takes the materials, the motor 1 7 is started again, and when the inner slider 716 moves from one side to the other side with the tooth chain 2 714, the inner slider 716 slides in the outer sliding frame 717, and then drives the outer sliding frame 717 to move in the opposite direction, drives the slider 5 to move back, and the loading trough body 6 moves back to the carrier plate 3.

[0033] The motor one, bonding wheel one, bonding wheel two, motor two, wire rope and guide wheel in this case are prior art. Motor one has the same structure and connection method as in the cited document. Motor two is a three-phase motor with bidirectional drive. As long as motor one, bonding wheel one, bonding wheel two, motor two, wire rope and guide wheel meet the requirements of this case, they are all acceptable.

[0034] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A hoist for construction engineering, include: A column assembly (1), characterized in that the number of the column assemblies (1) is multiple, and the multiple column assemblies (1) are plugged and connected in the vertical direction, a lifting platform (2) is slidably connected to the outer wall of the column assembly (1), a carrier plate (3) is fixedly installed at the front end of the lifting platform (2), a slide groove (4) is opened at the top of the carrier plate (3), the slide groove (4) is arranged in the front-to-back direction, a slider (5) is slidably connected in the slide groove (4), a loading trough body (6) is fixedly installed at the top of the slider (5), a motor (7) is installed at the bottom end of the carrier plate (3), a driving mechanism is installed in the carrier plate (3), and the driving mechanism is respectively connected to the motor (7) and the slider (5).

2. The construction engineering hoist according to claim 1, It is characterized in that The column assembly (1) comprises: two columns (101), a connecting plate (102), a slot (103) and an insert block (104); a connecting plate (102) is welded between the two columns (101); a slot (103) is provided at the top end of the column (101); an insert block (104) is installed at the bottom end of the column (101); and the insert block (104) is adapted to fit the slot (103).

3. The construction engineering hoist according to claim 2, It is characterized in that A top plate (12) is installed at the top of the topmost column assembly (1), and a base (8) is installed at the bottom of the bottommost column assembly (1). A mounting plate 1 (9) and a mounting plate 2 (11) are installed at the top of the base (8), respectively. A bracket (10) is installed at the top of the mounting plate 1 (9), and the bracket (10) is located directly below the carrier plate (3). A lifting mechanism is installed at the top of the mounting plate 2 (11), and the lifting mechanism is connected to the lifting platform (2). Universal wheels (13) are installed at the four corners of the bottom end of the base (8).

4. The construction engineering hoist according to claim 3, It is characterized in that The lifting platform (2) comprises: a vertical plate (21), two side plates (22), a first rotating shaft (23), a second rotating shaft (24), a first fitting wheel (25) and a second fitting wheel (26). The two side plates (22) are symmetrically mounted at the rear end of the vertical plate (21). The side plates (22) are located on the outer side of the column assembly (1). The opposite ends of the two side plates (22) are rotatably connected with the first rotating shaft (23) and the second rotating shaft (24). The first fitting wheel (25) is fixedly mounted on the outer wall of the first rotating shaft (23), and the second fitting wheel (26) is fixedly mounted on the outer wall of the second rotating shaft (24). The first fitting wheel (25) is rollably mounted on the front end of the column (101), and the second fitting wheel (26) is rollably mounted on the rear end of the column (101).

5. The construction engineering hoist according to claim 4, It is characterized in that The lifting mechanism comprises: a frame (111), a second motor (112), a fifth connecting shaft (113), a steel wire rope (114), a guide wheel (115) and a connecting block (116); the frame (111) is installed at the top of the second mounting plate (11); the second motor (112) is installed on the outer wall of one side of the frame (111); the fifth connecting shaft (113) is rotatably connected to the inner wall of the frame (111); the fifth connecting shaft (113) is connected to the second motor (112); the steel wire rope (114) is wound around the outer wall of the fifth connecting shaft (113); the bottom end of the top plate (12) is rotatably connected to the guide wheel (115); the front end of the vertical plate (21) is installed with a connecting block (116); the free end of the steel wire rope (114) is wound around the guide wheel (115); and the free end of the steel wire rope (114) is fixedly mounted on the connecting block (116).

6. The construction engineering hoist according to claim 1, It is characterized in that The driving mechanism comprises: a connecting shaft 1 (71), a sprocket 1 (72), a toothed chain 1 (73), a sprocket 2 (74) and a reciprocating screw (75); the output end of the motor 1 (7) is provided with the connecting shaft 1 (71); the end of the connecting shaft 1 (71) away from the motor 1 (7) is rotatably connected to the carrier plate (3); the outer wall of the connecting shaft 1 (71) is fixedly sleeved with the sprocket 1 (72); the surface of the sprocket 1 (72) is meshed with the toothed chain 1 (73); the end of the toothed chain 1 (73) away from the sprocket 1 (72) is meshed with the sprocket 2 (74); the center hole of the sprocket 2 (74) is fixedly sleeved with the reciprocating screw (75); the reciprocating screw (75) is rotatably connected to the slide groove (4); the slider (5) is threadedly sleeved on the outer wall of the reciprocating screw (75).

7. The construction engineering hoist according to claim 1, It is characterized in that The driving mechanism comprises: a connecting shaft 2 (76), a bevel gear 1 (78), a bevel gear 2 (79), a connecting shaft 3 (710), a sprocket 3 (711), a sprocket 4 (713), a toothed chain 2 (714), a connecting rod (715), an inner slide block (716) and an outer slide frame (717); a connecting shell (77) is fixedly mounted on the front end of the carrier plate (3); a connecting shaft 2 (76) is mounted on the output end of the motor 1 (7); an end of the connecting shaft 2 (76) away from the motor 1 (7) is rotatably extended into the connecting shell (77); an end of the connecting shaft 2 (76) away from the motor 1 (7) is fixedly sleeved with a bevel gear 1 (78); a surface of the bevel gear 1 (78) is meshed with a bevel gear 2 (79); a connecting shaft 3 (710) is fixedly sleeved in a center hole of the bevel gear 2 (79); a bottom groove (41) is provided inside the carrier plate (3); the slide groove (4) is communicated with the bottom groove (41); The top of the connecting shaft 3 (710) is rotatably extended into the bottom groove (41), the top of the connecting shaft 3 (710) is fixedly sleeved with a sprocket 3 (711), the surface of the sprocket 3 (711) is meshed with a toothed chain 2 (714), the end of the toothed chain 2 (714) away from the sprocket 3 (711) is meshed with a sprocket 4 (713), the center hole of the sprocket 4 (713) is fixedly sleeved with a connecting shaft 4 (712), and the bottom end of the connecting shaft 4 (712) is rotatably connected to the At the inner bottom end of the bottom groove (41), a connecting rod (715) is fixedly installed on the top of the second tooth chain (714), and an inner sliding block (716) is rotatably connected to the outer wall of the connecting rod (715). An outer sliding frame (717) is slidably connected in the bottom groove (41), and the outer sliding frame (717) slides in the front-rear direction. The inner sliding block (716) is slidably connected in the outer sliding frame (717), and the sliding block (5) is welded to the top of the outer sliding frame (717).

8. The construction engineering hoist according to claim 7, It is characterized in that Two limit grooves (719) are symmetrically formed on the front and rear inner walls of the outer sliding frame (717), and limit blocks (718) are slidably connected in the limit grooves (719), and the two limit blocks (718) are fixedly connected to the inner sliding block (716).

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