Heavy-load lead screw elevator

Abstract

The utility model discloses a heavy-load lead screw lifter which comprises a base, a lead screw lifting table is arranged at the top of the base, the heavy-load lead screw lifter further comprises a sliding assembly, the sliding assembly comprises sliding rods symmetrically connected to the side edges of the top of the base in a penetrating mode, and the bottom of the lead screw lifting table is connected to the tops of the sliding rods in a penetrating mode; the fixing assembly comprises a positioning block arranged on the edge side of the top of the base, a locking groove is formed in the edge side of the positioning block, a sliding groove is formed in the top of the base, and the edge side of the positioning block is connected with a limiting part used for inserting the limiting sliding rod in a penetrating mode; the sliding assembly is arranged on the top of the base and the top of the lead screw lifting table, the sliding rod in the sliding assembly is connected with the top of the base in a penetrating mode, the sliding rod can move in the sliding groove, the limiting part in the fixing assembly conducts penetrating limiting on the position of the sliding rod, and compared with the mode that the sliding rod is fixed to the top of the base through a plurality of bolts, the sliding rod can be fixed conveniently. By means of the design, the worn sliding rod can be rapidly inserted and replaced, and time-consuming operation for disassembling and assembling multiple bolts is avoided.

Description

Technical Field

[0001] The utility model relates to the field of screw rod lifting equipment, in particular to a heavy-load screw rod lifter. Background Art

[0002] In the field of medical equipment transportation, some medical equipment requires a large-load screw lift for lifting operations. The existing screw lift adopts a base that is hinged to the screw lift body on one side, and the bottom on the other side is interlaced with the outer side of the slide bar on the top of the base to move, which is responsible for supporting and guiding the smooth movement of the lifting platform. After long-term use, the slide bar is severely worn and needs to be replaced. However, the existing slide bar and the base are tightened and fixed with multiple bolts, and they need to be disassembled and installed one by one during the replacement process. This process consumes maintenance time and affects the normal use of the lift. Therefore, in response to the above-mentioned problems, the utility model proposes a large-load screw lift. Utility Model Content

[0003] The purpose of the present utility model is to provide a heavy-duty screw lifter to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a heavy-load screw lifter, comprising a base, a screw lift platform provided on the top of the base, and further comprising:

[0005] A sliding assembly is used to limit the bottom of the screw lift platform. The sliding assembly includes sliding rods symmetrically connected to the top side of the base, and the bottom of the screw lift platform is connected to the top of the sliding rods;

[0006] A fixing component is used to fix the position of the sliding rod and the base. The fixing component includes a positioning block arranged on the top side of the base. The side of the positioning block is provided with a locking groove for the sliding rod to penetrate and move. The top of the base is provided with a sliding groove for the sliding rod to penetrate and move. The side of the positioning block is connected with a limiting part for inserting the limiting sliding rod.

[0007] Preferably, the limiting portion includes a pull rod inserted and connected to the side of the positioning block, the end of the pull rod is provided with an insert block for inserting and connecting to the side of the sliding rod, and the outer side of the pull rod is provided with a rebound member for withdrawing and resetting the insert block.

[0008] Preferably, the resilient member comprises a fixing ring sleeved on the outside of the pull rod and a compression spring, and the fixing ring is arranged at one end of the compression spring close to the sliding rod.

[0009] Preferably, a handle is provided at one end of the pull rod and located outside the positioning block, and the handle is used for hand-holding and pulling the pull rod.

[0010] Preferably, a positioning hole is provided at one end of the sliding rod located in the locking groove, and a positioning protrusion for inserting into the positioning hole is provided at the other end of the sliding rod.

[0011] Preferably, a plurality of friction grooves are provided on the top of the screw lifting platform, and the friction grooves are used to increase the friction between the medical supplies and the screw lifting platform.

[0012] Preferably, support feet are provided at the bottom of the base.

[0013] The technical effects and advantages of this utility model are:

[0014] The utility model provides a sliding assembly through the base and the top of the screw lifting platform. The sliding rod in the sliding assembly is connected with the top of the base through insertion. The sliding rod can move in the sliding groove. The limiting part in the fixed assembly inserts and limits the position of the sliding rod. Compared with the sliding rod being fixed to the top of the base with multiple bolts, this design can realize the rapid insertion and replacement of worn sliding rods, avoiding the time-consuming operation of disassembling and installing multiple bolts. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic structural diagram of the utility model as a whole.

[0016] Figure 2 It is a cross-sectional view of the entire utility model.

[0017] Figure 3 It is a structural diagram of the fixing component of the utility model.

[0018] Figure 4 It is a cross-sectional view of the fixing component of the present invention.

[0019] Figure 5 It is a structural schematic diagram of the sliding rod of the utility model.

[0020] In the figure: 1. Base; 101. Slide groove; 102. Support foot; 2. Screw lifting platform; 201. Friction groove; 3. Slide rod; 301. Positioning hole; 302. Positioning protrusion; 4. Positioning block; 401. Locking groove; 5. Limiting part; 501. Pull rod; 5011. Handle; 502. Fixing ring; 503. Compression spring; 504. Insert block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] The utility model provides Figure 1-5 The heavy-load screw lift shown in the figure comprises a base 1, a screw lift platform 2 is provided on the top of the base 1, and further comprises a sliding component and a fixed component;

[0023] Specifically, the sliding assembly is used to limit the bottom of the screw lifting platform 2. The sliding assembly includes a sliding rod 3 symmetrically connected to the top side of the base 1, and the bottom of the screw lifting platform 2 is connected to the top of the sliding rod 3.

[0024] It should be noted that the overall reference model composed of the base 1 and the screw lifting platform 2 is the working principle of the SG-1000 lifting platform. A support foot 102 is provided at the bottom of the base 1, and a slide groove 101 for the sliding rod 3 to penetrate and move is provided at the top of the base 1. A sliding groove is provided at the bottom of the screw lifting platform 2, which slides on the outside of the sliding rod 3.

[0025] Specifically, the fixing assembly is used to fix the position of the slide rod 3 and the base 1. The fixing assembly includes a positioning block 4 provided on the top side of the base 1. The side of the positioning block 4 is provided with a locking groove 401 for the slide rod 3 to penetrate and move.

[0026] It should be noted that the positioning block 4 is fixed to the top of the base 1 by welding, and the side of the positioning block 4 is connected with a limiting portion 5 for inserting the limiting slide rod 3;

[0027] Specifically, the limiting portion 5 includes a pull rod 501 inserted and connected to the side of the positioning block 4. The end of the pull rod 501 is provided with an insert block 504 for inserting and connecting to the side of the sliding rod 3. The outer side of the pull rod 501 is provided with a rebound member for withdrawing and resetting the insert block 504.

[0028] It should be noted that the pull rod 501 is welded to the insert block 504, and a rectangular through slot for the insert block 504 to be inserted is provided on the side of the slide bar 3. A handle 5011 is welded to one end of the pull rod 501 and located outside the positioning block 4. The handle 5011 is used to hold and pull the pull rod 501.

[0029] Specifically, the resilient member includes a fixing ring 502 and a compression spring 503 which are sleeved on the outside of the pull rod 501. The fixing ring 502 is arranged at one end of the compression spring 503 close to the slide rod 3.

[0030] It should be noted that the fixing ring 502 is fixed to the outer side of the pull rod 501 by glue, and a positioning hole 301 is provided at one end of the sliding rod 3 located in the locking groove 401, and a positioning protrusion 302 is provided at the other end of the sliding rod 3 for inserting into the positioning hole 301;

[0031] Specifically, when replacing the slide rod 3, the slide rod 3 is inserted into the slide groove 101, and the positioning protrusion 302 at the end of the slide rod 3 is inserted into the positioning hole 301 of the worn slide rod 3. The pull rod 501 is pulled, and the insert block 504 is disengaged from the worn slide rod 3. The slide rod 3 is pushed to push the worn slide rod 3 out of the slide groove 101. The pull rod 501 is released, and the compression spring 503 drives the insert block 504 through the fixing ring 502 to insert into the through groove of the slide rod 3, thereby achieving the fixing of the replaced slide rod 3.

[0032] The top of the screw lift platform 2 is provided with a plurality of friction grooves 201, which are used to increase the friction between the medical supplies and the surface of the screw lift platform 2;

[0033] During actual use, a sliding assembly is provided through the base 1 and the top of the screw lifting platform 2. The slide rod 3 in the sliding assembly is connected with the top of the base 1 through insertion. The slide rod 3 can move in the slide groove 101. The limiting part 5 in the fixed assembly inserts and limits the position of the slide rod 3. Compared with the slide rod 3 being fixed to the top of the base 1 with multiple bolts, this design can realize the rapid insertion and replacement of the worn slide rod 3, avoiding the time-consuming operation of disassembling and installing multiple bolts.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A heavy-load screw lift, comprising a base (1), a screw lift platform (2) being provided on the top of the base (1), characterized in that: Also includes: A sliding assembly, the sliding assembly is used to limit the bottom of the screw lifting platform (2), the sliding assembly includes a sliding rod (3) symmetrically connected to the top side of the base (1), and the bottom of the screw lifting platform (2) is connected to the top of the sliding rod (3); A fixing assembly is used to fix the position of the slide rod (3) and the base (1), and the fixing assembly includes a positioning block (4) arranged on the top side of the base (1), the side of the positioning block (4) is provided with a locking groove (401) for the slide rod (3) to be inserted and moved, the top of the base (1) is provided with a sliding groove (101) for the slide rod (3) to be inserted and moved, and the side of the positioning block (4) is connected to a limiting portion (5) for inserting the limiting slide rod (3).

2. A heavy-load screw lift according to claim 1, characterized in that: The limiting portion (5) includes a pull rod (501) inserted and connected to the side of the positioning block (4), an end of the pull rod (501) is provided with an insert block (504) for inserting and connecting to the side of the sliding rod (3), and a rebound member for withdrawing and resetting the insert block (504) is sleeved on the outside of the pull rod (501).

3. A heavy-load screw lifter according to claim 2, characterized in that: The resilient member comprises a fixing ring (502) and a compression spring (503) sleeved on the outside of the pull rod (501), wherein the fixing ring (502) is arranged at one end of the compression spring (503) close to the slide rod (3).

4. A heavy-load screw lift according to claim 3, characterized in that: A handle (5011) is provided at one end of the pull rod (501) and located outside the positioning block (4). The handle (5011) is used for hand-pulling the pull rod (501).

5. A heavy-load screw lifter according to claim 1, characterized in that: One end of the slide rod (3) located in the locking groove (401) is provided with a positioning hole (301), and the other end of the slide rod (3) is provided with a positioning protrusion (302) for inserting into the positioning hole (301).

6. A heavy-load screw lifter according to claim 5, characterized in that: A plurality of friction grooves (201) are provided on the top of the screw lift platform (2), and the friction grooves (201) are used to increase the friction between the medical supplies and the surface of the screw lift platform (2).

7. A heavy-load screw lifter according to claim 6, characterized in that: Support legs (102) are provided at the bottom of the base (1).

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