CN221059885U - Transmission rod assembly for single-motor lifting table - Google Patents

Abstract

The utility model relates to a transmission rod assembly for a single-motor lifting table, which is characterized by comprising a fixed pipe, wherein a cavity is arranged in the fixed pipe, a moving pipe capable of sliding along the extending direction of the cavity is arranged in the cavity, an extrusion piece is arranged at the end part of the fixed pipe and can be penetrated by the moving pipe, and is connected with a manual locking piece which is used for propping the extrusion piece against the moving pipe so as to limit the moving pipe. The utility model has the following advantages and effects: the whole length of the transmission rod can be adjusted more conveniently.

Description

Transmission rod assembly for single-motor lifting table

Technical Field

The utility model relates to the technical field of lifting tables, in particular to a transmission rod assembly for a single-motor lifting table.

Background

The electric lifting table is a table capable of driving a tabletop to ascend and descend through a motor. At present, electric lift table mainly has two types of single motor lift table and two motor lift tables, needs to be connected motor side and non-motor side through the transfer line in single motor lift table to realize the synchronous lift to both sides lifter, and based on the difference of lift table specification, need the transfer line to carry out length adjustment again, in order to satisfy the connection demand of different specification lift tables.

For example, chinese patent document with bulletin number CN219570670U discloses a transmission rod of electric lifting table, including two dwang and pivoted tube, two the pivoted rod is straight prism, offer the through-hole that supplies the dwang embedding on the pivoted tube, the cross section of through-hole is the same with the cross section of pivoted rod, offer the perforation of intercommunication through-hole on the surface of pivoted tube, be equipped with the mounting on the pivoted tube, the mounting can pass the perforation and exert effort to the pivoted rod.

According to the technical scheme, the fixing bolt is locked on the rotating pipe, so that the fixing bolt can be abutted against the rotating rod penetrating into the rotating pipe, the problem that the rotating pipe slides on the rotating rod is solved, and the stability of transmission of the transmission rod is ensured.

However, the present inventors have found that in the above-described embodiments, when the entire length of the driving rod is adjusted, the fixing bolt needs to be rotated by a corresponding tool, and thus there is a certain inconvenience in adjusting the entire length of the driving rod.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a transmission rod assembly for a single-motor lifting table, which can enable the whole length of a transmission rod to be more convenient to adjust.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a transfer line subassembly for single motor lift table, includes the fixed pipe, be equipped with the cavity in the fixed pipe, be equipped with in the cavity and follow the slip removal pipe of extending direction of cavity, the tip of fixed pipe is equipped with the extrusion piece, the extrusion piece can supply the removal pipe to penetrate, the extrusion piece is connected with manual retaining member, manual retaining member is used for supporting the extrusion piece tightly in the removal pipe to realize spacing to the removal pipe.

The utility model is further provided with: the extrusion part is arranged on the extrusion part, the extrusion parts are multiple and uniformly distributed according to the circumference, the inner sides of the extrusion parts form penetration holes for the moving pipe to penetrate, and the periphery of the extrusion part is provided with external threads.

The utility model is further provided with: the manual locking piece is a locking sleeve, an internal thread is arranged on the inner side of the locking sleeve, the internal thread can be in threaded fit with the external thread, and the locking sleeve is rotated into the extrusion part to enable the extrusion part to shrink inwards, so that the limit of the movable pipe is realized.

The utility model is further provided with: the movable pipes are respectively arranged at two sides of the cavity, and the extrusion parts are respectively arranged at two ends of the fixed pipe.

The utility model is further provided with: the penetration hole is matched with the cross section shape of the moving pipe.

The utility model is further provided with: the inner side of the locking sleeve is nested with a rubber ring, and the rubber ring is used for propping against the peripheral wall of the movable pipe so as to limit the movable pipe.

The utility model is further provided with: the extrusion part is located towards one side of the fixed pipe and is provided with a guide part extending into the cavity, and the guide part is coupled with the inner wall of the fixed pipe.

The utility model is further provided with: the periphery of the extrusion piece is provided with a connecting flange formed by outwards shifting, the connecting flange is provided with a first threaded hole which penetrates through the connecting flange, and the end part of the fixed pipe is provided with a second threaded hole which corresponds to the first threaded hole.

Compared with the prior art, the utility model has the beneficial effects that:

Through the extrusion piece and the manual formula retaining member that set up, when needs are adjusted the holistic length of transfer line, only need through rotating manual formula retaining member, make manual formula retaining member remove along the direction of keeping away from the fixed pipe, make the extrusion piece release the movable pipe, alright pulling the movable pipe at this moment removes in the cavity, after the movable pipe removes to suitable position, through the opposite direction rotation manual formula retaining member, make manual formula retaining member remove along the direction that is close to the fixed pipe, with the extrusion piece support tightly in the movable pipe, realize spacing to the movable pipe, thereby accomplish the regulation to the holistic length of transfer line, need not with the help of other instruments in the above-mentioned process, therefore, effectively solved among the prior art, need rotate fixing bolt through borrowing corresponding instrument, just can accomplish the technical problem of adjusting the holistic length of transfer line, and then can make more convenient when adjusting the holistic length of transfer line.

Drawings

FIG. 1 is a schematic diagram of a specific structure of the present utility model;

FIG. 2 is a schematic illustration of the specific construction of an extrusion of the present utility model;

Fig. 3 is a schematic view of a partial enlarged structure of the present utility model at a.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 3, the utility model discloses a transmission rod assembly for a single-motor lifting table, which comprises a fixed pipe 1, wherein a cavity 2 is arranged in the fixed pipe 1, a movable pipe 3 capable of sliding along the extending direction of the cavity 2 is arranged in the cavity 2, an extrusion part 4 is arranged at the end part of the fixed pipe 1, the extrusion part 4 can be penetrated by the movable pipe 3, the extrusion part 4 is connected with a manual locking part, the manual locking part is used for tightly propping the extrusion part 4 on the movable pipe 3 so as to realize the limit of the movable pipe 3, when the whole length of the transmission rod is required to be adjusted, the manual locking part is only required to be rotated so as to enable the extrusion part 4 to move along the direction far away from the fixed pipe 1, the movable pipe 3 is released, at the moment, the movable pipe 3 can be pulled to move in the cavity 2, and after the movable pipe 3 moves to a proper position, the manual locking part is enabled to move along the direction close to the fixed pipe 1 so as to prop the extrusion part 4 on the movable pipe 3, the limit of the movable pipe 3 is realized, and the whole length of the transmission rod is more convenient to adjust by means of other tools in the whole length.

In this embodiment, the extrusion part 4 is further provided with a plurality of extrusion parts 41, the extrusion parts 41 are uniformly distributed according to the circumference, the inner sides of the extrusion parts 41 form penetration holes 42 for the moving tube 3 to penetrate, the outer periphery of the extrusion part 41 is provided with external threads 411, the extrusion part 41 is made of plastic materials, the extrusion part 41 can have certain elasticity, the manual locking piece is specifically a locking sleeve 5, the inner side of the locking sleeve 5 is provided with internal threads, the internal threads can form threaded fit with the external threads 411, therefore, the extrusion part 4 limits the moving tube 3 by turning the locking sleeve 5 into the extrusion part 41, so that the extrusion part 41 contracts inwards to limit the moving tube 3, and after the locking sleeve 5 is turned out from the extrusion part 41, the extrusion part 41 can reset under the action of self elasticity, thereby realizing the release of the moving tube 3.

In this embodiment, the moving pipes 3 are further respectively arranged at two sides of the cavity 2, the extrusion parts 4 are respectively arranged at two ends of the fixed pipe 1, and the adjusting range of the whole length of the transmission rod can be improved through the moving pipes 3 arranged at two sides.

In this embodiment, the cross-sectional shape of the insertion hole 42 is further adapted to the cross-sectional shape of the moving tube 3, so that after the moving tube 3 is inserted into the insertion hole 42, the peripheral wall of the moving tube 3 can contact with the inner side of the pressing portion 41, so that when a relative movement trend occurs, the sliding of the moving tube 3 can be prevented due to friction generated by contact, and further, the stability of limiting the moving tube 3 by the pressing portion 41 after the locking sleeve 5 is turned into the pressing portion 41 is further improved.

In this embodiment, a rubber ring 6 is further nested inside the locking sleeve 5, the rubber ring 6 is used for tightly pushing against the peripheral wall of the moving tube 3, so as to limit the moving tube 3, after the locking sleeve 5 is turned into the extrusion part 41, the rubber ring 6 can have a certain extrusion effect on the peripheral wall of the moving tube 3, so that the stability of limiting the moving tube 3 by the extrusion part 41 is further improved.

In this embodiment, a guide portion 43 extending into the cavity 2 is further provided on the side of the extrusion 4 facing the fixed tube 1, the guide portion 43 is coupled to the inner wall of the fixed tube 1, and the extrusion 4 can be positioned by the provided guide portion 43 when the extrusion 4 is connected to the end of the fixed tube 1, so that the connection between the extrusion 4 and the fixed tube 1 is facilitated.

In this embodiment, a connecting flange 44 formed by outwards shifting is further provided on the outer periphery of the extrusion 4, the connecting flange 44 is provided with a first threaded hole 441 penetrating therethrough, the end portion of the fixing tube 1 is provided with a second threaded hole 7 corresponding to the first threaded hole 441, and when the locking member is connected with the end portion of the fixing tube 1, the locking screw can be screwed into the first threaded hole 441 and the second threaded hole 7 to improve the connection stability between the extrusion 4 and the fixing tube 1.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims (8)

1. A transfer line subassembly for single motor lift table, its characterized in that, including fixed pipe, be equipped with the cavity in the fixed pipe, be equipped with in the cavity and follow the slip removal pipe of extending direction of cavity, the tip of fixed pipe is equipped with the extrusion piece, the extrusion piece can supply the removal pipe to penetrate, the extrusion piece is connected with manual retaining member, manual retaining member is used for supporting the extrusion piece tightly in the removal pipe to realize spacing to the removal pipe.

2. The transmission rod assembly for a single-motor lifting table according to claim 1, wherein the extrusion part is provided with a plurality of extrusion parts which are uniformly distributed according to the circumference, penetration holes for penetration of the moving pipe are formed in the inner sides of the extrusion parts, and the periphery of the extrusion part is provided with external threads.

3. The transmission rod assembly for the single-motor lifting table according to claim 2, wherein the manual locking member is a locking sleeve, an inner thread is arranged on the inner side of the locking sleeve, the inner thread can be in threaded fit with the outer thread, and the locking sleeve is rotated into the extrusion part to enable the extrusion part to shrink inwards, so that limiting of the moving pipe is achieved.

4. A drive rod assembly for a single motor lift table as set forth in claim 1 wherein said moving tubes are disposed on opposite sides of the cavity and said extrusions are disposed on opposite ends of the stationary tube.

5. A drive rod assembly for a single motor lift table as set forth in claim 2 wherein said access opening is adapted to the cross-sectional shape of the moving tube.

6. A drive rod assembly for a single motor lift table as set forth in claim 3 wherein said locking sleeve is internally nested with a rubber ring for abutting against the peripheral wall of the moving tube to limit the moving tube.

7. A drive rod assembly for a single motor lift table as in claim 1 wherein the extrusion is provided with a guide portion extending into the cavity on a side facing the mounting tube, the guide portion being coupled to the mounting tube inner wall.

8. A drive rod assembly for a single motor lift table as set forth in claim 1 wherein said extrusion has an outwardly offset connecting flange at its periphery, said connecting flange having a first threaded bore therethrough and said stationary tube has a second threaded bore at its end corresponding to said first threaded bore.