Display screen stand column free of sliding rail

Abstract

A display screen stand column free of a sliding rail comprises a stand column body, the stand column body comprises an inner lifting assembly and a mounting support, and the inner lifting assembly comprises a fixed column body provided with a sliding groove, a lifting column body inserted into the sliding groove in a sliding mode and a constant force spring abutting against the bottom end of the lifting column body; the constant force spring is a spring formed by winding an elastic piece, one end of the constant force spring is installed at the upper end of the fixed column body, and the installation support is installed at the upper end of the lifting column body. Compared with the prior art, the lifting of the mounting bracket, namely the height adjustment of the mounting bracket can be realized by adopting a mode of manually pushing the lifting column body, so that the method is simple, convenient, time-saving and labor-saving, tools are not needed, and meanwhile, the operation can be realized without additionally arranging a sliding rail.

Description

TECHNICAL FIELD

[0001] The utility model relates to display accessories technical field more specifically relates to a free slide rail display screen stand column. BACKGROUND

[0002] Display stand column refers to the columnar structure for supporting and fixing display screen, at present, in order to adapt to market demand, the market produces a height adjustable display screen stand column to adjust the height of display screen. Figure 1 As shown in the figure, the common display screen stand column 100a on the market includes cylindrical column body 1a and the mounting bracket 2a for display screen installation, the mounting bracket 2a is connected with the first fastener 21a, which is detachably mounted on the cylindrical main body 1a, the cylindrical main body 1a is detachably mounted with the second fastener 11a corresponding to the lower side of sleeve 21a, the first fastener 21a and the second fastener 11a are both combined type fastening rings, each two corresponding lugs respectively extend on both ends, each two corresponding lugs are respectively provided with mounting holes, and each two corresponding mounting holes are matched with mutually screwing bolts and nuts.

[0003] Therefore, after adjusting the display screen to the required height, the bolt is passed through the two mounting holes on the first fastener 21a, and the nut is screwed onto the bolt, and the other bolt is passed through the mounting hole on the second fastener 11a, and the other nut is screwed onto the bolt, and the installation is completed. The utility model discloses a kind of display screen stand columns, including stand column body, the stand column body includes inner lifting assembly and mounting bracket, the inner lifting assembly includes the fixed column body being opened with sliding slot, the lifting column body being slidably inserted in the sliding slot and the bottom end of the lifting column body being abutted on the constant force spring;The constant force spring is the spring that elastic sheet is wound, one end of the constant force spring is installed at the upper end of the fixed column body, and the mounting bracket is installed at the upper end of the lifting column body.

[0004] The utility model discloses a kind of display screen stand columns, including stand column body, the stand column body includes inner lifting assembly and mounting bracket, the inner lifting assembly includes the fixed column body being opened with sliding slot, the lifting column body being slidably inserted in the sliding slot and the bottom end of the lifting column body being abutted on the constant force spring;The constant force spring is the spring that elastic sheet is wound, one end of the constant force spring is installed at the upper end of the fixed column body, and the mounting bracket is installed at the upper end of the lifting column body.

[0005] To achieve the above-mentioned purpose, the solution of the utility model is:

[0006] A kind of display screen stand column free slide rail, including stand column body, the stand column body includes inner lifting assembly and mounting bracket, the inner lifting assembly includes the fixed column body being opened with sliding slot, the lifting column body being slidably inserted in the sliding slot and the bottom end of the lifting column body being abutted on the constant force spring;The constant force spring is the spring that elastic sheet is wound, one end of the constant force spring is installed at the upper end of the fixed column body, and the mounting bracket is installed at the upper end of the lifting column body.

[0007] The lower end of the lifting column body is provided with lower mounting sleeve, and the lifting column body is indirectly abutted on the constant force spring through the lower mounting sleeve.

[0008] The middle part of the lifting column is provided with a limiting groove arranged along the length direction of the lifting column, and the lower mounting sleeve is provided with a lower limiting protrusion corresponding to the position of the limiting groove.

[0009] The lower end of the lower mounting sleeve is provided with an accommodating position for accommodating the constant force spring, and the accommodating position is in the shape of n.

[0010] The upper end of the fixed column is provided with an upper mounting sleeve, and the inside of the upper mounting sleeve is provided with a plurality of mounting protrusions arranged along the circumference of the upper mounting sleeve in sequence, and each of the mounting protrusions is in contact with the lifting column.

[0011] The upper mounting sleeve is provided with an upper limiting protrusion corresponding to the position of the limiting groove, and the upper limiting protrusion and the limiting groove are in sliding fit.

[0012] The upper mounting sleeve and the lower mounting sleeve are pom sleeves.

[0013] The stand body further comprises an outer telescopic assembly arranged outside the inner lifting assembly, the outer telescopic assembly comprises a lower sleeve and an upper sleeve slidingly arranged on the lower sleeve, the upper end of the upper sleeve is provided with an opening, the lifting column and the mounting bracket are mounted together through a connecting piece, one end of the connecting piece passes through the opening and is mounted on the lifting column.

[0014] The inner side wall of the lower sleeve is provided with a plurality of abutting protrusions arranged along the axial direction of the lower sleeve, and each of the abutting protrusions abuts on the outer side wall of the fixed column.

[0015] Each of the abutting protrusions is arranged opposite to each other.

[0016] After the above structure is adopted, the utility model has the following beneficial effects:

[0017] 1. The utility model discloses a fixed force spring and the cooperation of lifting column body, the installation support is moved down under the push of external force, drives the lifting column body and moves down along the sliding slot, the fixed force spring is lengthened at this moment, until withdraws the external force, because the characteristic of fixed force spring, the weight that the installation support is combined through the lifting column body is given to fixed force spring, so make fixed force spring keep still after the external force withdraws, to this realizes the descent of installation support, the installation support is moved up under the push of external force, drives the lifting column body and moves up along the sliding slot, makes the winding part of fixed force spring and the bottom end of lifting column body separate each other, and fixed force spring is rolled back, to this realizes the up rope of installation support, in this way, adopt the mode of artificial push lifting column body to realize the lifting of installation support, namely the height adjustment of installation support, and this method is simple, convenient, and time -saving and labour -saving, need not the help of tool, simultaneously need not add sliding rail to realize the above -mentioned operation.

[0018] 2. The utility model discloses the setting of upper installation cover and lower installation cover, two installation covers are pom cover, reduce the friction of lifting column body in the process of lifting column body lifting, make lifting column body can smoothly ascend or descend along the sliding slot.

[0019] 3. The utility model discloses the limiting lug on two installation covers respectively with the limiting groove on the sliding cooperation of lifting column body, to this realizes the limiting of lifting column body, further ensures the stability in the process of lifting column body lifting, avoids lifting column body to sway. DRAWINGS

[0020] Figure 1 It is the structure schematic diagram of the prior art display screen stand.

[0021] Figure 2 It is the structure schematic diagram of the utility model display screen stand without sliding rail.

[0022] Figure 3 It is Figure 2 The exploded view.

[0023] Figure 4 It is the structure schematic diagram of the utility model inner lifting assembly.

[0024] Figure 5 It is the assembly schematic diagram of lifting column body and fixed force spring in the utility model.

[0025] Figure 6 It is the assembly schematic diagram of lifting column body and upper installation cover in the utility model.

[0026] Figure 7 It is the assembly schematic diagram of lower sleeve and fixed column body in the utility model.

[0027] In the drawing:

[0028] 100a - display screen stand; 1a - cylindrical column 3; 11a - second fastener; 2a - mounting bracket; 21a - first fastener;

[0029] 100 - stand body; 10 - inner lifting assembly; 11 - fixed column; 111 - sliding groove; 12 - lifting column; 121 - limiting groove; 13 - constant force spring; 14 - lower mounting sleeve; 141 - lower limiting protrusion; 15 - upper mounting sleeve; 151 - upper limiting protrusion; 152 - mounting protrusion; 20 - mounting bracket; 30 - connecting piece; 41 - lower sleeve; 411 - abutting protrusion; 42 - upper sleeve; 421 - opening. DETAILED DESCRIPTION

[0030] In order to further explain the technical scheme of the utility model, the utility model will be described in detail below through specific embodiments.

[0031] A slide rail-free display screen stand can be used for installing conventional display screens on the market.

[0032] For the convenience of description, the direction of the utility model when it is normally used is taken as the reference direction of the utility model.

[0033] As shown in Figures 2-7 the slide rail-free display screen stand comprises a stand body 100, the stand body 100 comprises an inner lifting assembly 10 and a mounting bracket 20, the inner lifting assembly 10 comprises a fixed column 11, a lifting column 12 and a constant force spring 13, the fixed column 11 and the lifting column 12 are arranged in an up-down manner, the fixed column 11 is provided with a sliding groove 111, the lifting column 12 is slidingly inserted into the sliding groove 111, and the bottom end of the lifting column 12 abuts against the coiled portion of the constant force spring 13, the constant force spring 13 is a spiral spring formed by coiling an elastic steel sheet, the coiled portion is the portion of the constant force spring that is coiled, and the coiled portion of the constant force spring 13 is located in the sliding groove 111, and the free end of the constant force spring 13 is fixedly installed at the upper end of the fixed column 11, wherein the mounting bracket 20 is installed at the upper end of the lifting column 12, and the mounting bracket 20 is used for mounting a display screen.

[0034] Further, in the embodiment, the free end of the constant force spring 13 is located at the upper end of the fixed column 11 and corresponds to the groove bottom of the sliding groove 111 of the fixed column 11, the coiled portion of the constant force spring 13 is horizontally arranged at the lower end of the lifting column 12, and the stretching direction of the constant force spring 13 is consistent with the moving direction of the lifting column 12; wherein the constant force spring 13 is a spiral spring that is already sold on the market, and the mounting structure of the constant force spring 13 and the fixed column 11 is a conventional mounting structure, so they will not be described.

[0035] Further, in the embodiment, the mounting bracket 20 can be a bracket for mounting a display screen available on the market, and the mounting bracket 20 and the lifting column 12 are connected together through the connecting piece 30, which can be a conventional mounting and fixing accessory, and thus will not be described in detail.

[0036] Further, in the embodiment, the fixed column 11 is fixedly mounted on the base 40, which can be a display screen base available on the market, and the mounting between the two is a conventional structure, for example, the two are mounted through flanges, and thus will not be described in detail.

[0037] As shown in Figures 3-6 the lower end of the lifting column 12 is tightly sleeved with the lower mounting sleeve 14, the lower mounting sleeve 14 is provided with an upper port, and the bottom end of the lower mounting sleeve 14 abuts against the winding part of the constant force spring 13, in other words, the lifting column 12 indirectly abuts against the winding part of the constant force spring 13 through the lower mounting sleeve 14, so that when the lifting column 12 descends along the sliding groove 111, the lifting column 12 pushes the winding part of the constant force spring 13 downward through the lower mounting sleeve 14, so as to make the constant force spring 13 elongate; wherein the lower mounting sleeve 14 is a mounting sleeve made of pom material, which is conventional, so as to reduce the friction when the lifting column 12 slides, reduce the resistance when manually operated, and ensure that the lifting column 12 slides smoothly and stably.

[0038] Further, the assembly structure between the lower mounting sleeve 14 and the lifting column 12 is a conventional assembly structure, for example, the lower mounting sleeve 14 is provided with a through hole, the bottom end of the lifting column 12 is provided with a mounting hole, the through hole and the mounting hole correspond to each other, the upper end of the through hole is provided with a threaded segment, the mounting hole is a threaded hole, and the corresponding mounting hole and the through hole are provided with a bolt, so as to realize that the lower mounting sleeve 14 is fixedly mounted in the lifting column 12, wherein the head of the bolt is located in the through hole after assembly, so as to avoid that the bolt interferes with the constant force spring 13; it should be noted that the assembly structure is only an example, and the assembly structure in the embodiment is not limited thereto.

[0039] As preferred, the inner side wall of the lower mounting sleeve 14 is provided with a lower limiting protrusion 141, and the middle part of the lifting column 12 is provided with a limiting groove 121, the limiting groove 121 and the lower limiting protrusion 141 are inserted and matched, so as to ensure the stability of the mounting between the lower mounting sleeve 14 and the lifting column 12.

[0040] As preferred, the lower end of the lower mounting sleeve 14 is provided with an accommodation position, the accommodation position is in the shape of n, the winding part of the constant force spring 13 is located at the opposite side walls of the accommodation position, and the constant force spring 13 is located in the range of the accommodation position, so as to ensure that the constant force spring 13 is not easy to deviate during the elongation or winding process.

[0041] Further, the upper end of the fixed column body 11 is provided with an upper mounting sleeve 15, the two ends of the upper mounting sleeve 15 are penetrated each other, and the upper mounting sleeve 15 is a conventional pom sleeve. The upper mounting sleeve 15 is fixedly installed on the upper end of the fixed column body 11 in a conventional manner. For example, a plurality of threaded holes are formed on the upper mounting sleeve 15, a plurality of mounting holes are formed on the fixed column body 11, each threaded hole corresponds to each mounting hole, each threaded hole and each mounting hole are provided with a bolt, and each bolt is screwed into the corresponding mounting hole and threaded hole in sequence to realize the installation. In addition, the fixed column body and the mounting sleeve 15 can also be assembled by other conventional methods, and are not limited to the above assembly structure. Preferably, the upper end edge of the upper mounting sleeve 15 is outwardly protruded to form a flange, and the flange is overlapped with the upper end edge of the fixed column body 11.

[0042] In the embodiment, the upper mounting sleeve 15 and the lower mounting sleeve 14 are used to reduce the friction between the lifting column body 12 and the fixed column body 11 during the lifting process of the lifting column body 12, so that the lifting column body 12 can move smoothly during the sliding process and the resistance feeling is reduced.

[0043] As a preferred, the inner side wall of the upper mounting sleeve 15 is provided with an upper limiting protrusion 151 corresponding to the limiting groove 121 of the lifting column body 12, the upper limiting protrusion 151 is in sliding cooperation with the limiting groove 121, so as to play a limiting role when the lifting column body 12 slides, and avoid the lifting column body 12 from shaking and deviating. In addition, the inner side wall of the upper mounting sleeve 15 is also provided with a plurality of mounting protrusions 152, each mounting protrusion 152 is arranged along the circumference of the upper mounting sleeve 15 in sequence, and each mounting protrusion 152 is in contact with the outer side wall of the lifting column body 12 for guiding and limiting.

[0044] Further, as shown in Figure 1 As shown in Figure 7 The outer telescopic assembly is arranged outside the inner lifting assembly to beautify the appearance of the utility model. The outer telescopic assembly comprises a lower sleeve 41 and an upper sleeve 42. The lower sleeve 41 is provided with an upper port, and the upper sleeve 42 is provided with a lower port. Both the lower sleeve 41 and the upper sleeve 42 are hollow structures. The upper sleeve 42 is sleeved outside the lower sleeve 41 in a slidable manner. In order to ensure that the upper sleeve 42 slides together with the mounting bracket 30, an opening 421 is formed in the upper end of the upper sleeve 42. The opening 421 is used for the connection piece 30 to extend into and is fixedly connected with the lifting column body 12.

[0045] As preferred, in order to further ensure that the fixing column 11 is installed stably and is not easy to shake or deviate, the inner side wall of the lower sleeve 41 is provided with a plurality of abutting protrusions 411, each of which is arranged along the axial direction of the lower sleeve 41 and abuts against the outer side wall of the fixing column 11, preferably, each of the abutting protrusions 411 is divided into two groups and arranged at two opposite side walls of the fixing column 11.

[0046] The utility model discloses a slide rail free display screen stand, when needing to adjust the height of mounting support 20 in the assembling process, namely the height of display screen, when needing to move downwardly the mounting support 20, manually exert the external force to the mounting support 20, the downward pressure is transmitted to the lifting column 12, the lower mounting sleeve and the winding part of constant force spring 13 in turn, because the winding part of constant force spring 13 is subjected to the downward thrust, so that constant force spring 13 makes the winding part move downwardly and lengthen with the free end as the end point, thereby making the lifting column 12 move downwardly, at this time, the upper sleeve 42 is connected and driven, until the downward pressure is manually withdrawn, because of the characteristics of constant force spring 13, constant force spring 13 does not lengthen or wind back any more, can make the lifting column 12 stably be at the current position, in turn, make mounting support 20 be at the current position, when needing to move upwardly the mounting support 20, manually exert the external force to the mounting support 20, the lower mounting sleeve is separated from the winding part of constant force spring 13, make the winding part of constant force spring 13 wind back, until abut at the bottom end of lower mounting sleeve, thereby realize the up-regulation of mounting support 20.

[0047] The above is only the preferred embodiment of the present embodiment, and any equivalent change and modification within the scope of the utility model claim should belong to the scope of the utility model claim.

Claims

1. A slide rail-free display screen column, comprising a column body, characterized in that: The column body includes an internal lifting assembly and a mounting bracket. The internal lifting assembly includes a fixed column with a sliding groove, a lifting column slidably inserted in the sliding groove, and a constant force spring abutting against the bottom end of the lifting column. The constant force spring is a spring formed by winding an elastic sheet. One end of the constant force spring is installed at the upper end of the fixed column, and the mounting bracket is installed at the upper end of the lifting column.

2. The slide rail-free display screen column according to claim 1, characterized in that: The lower end of the lifting column is sleeved with a lower mounting sleeve, and the lifting column is indirectly abutted against the constant force spring through the lower mounting sleeve.

3. The slide rail-free display screen column according to claim 2, characterized in that: A limiting groove is provided in the middle of the lifting column body, and the limiting groove is arranged along the length direction of the lifting column body. The lower mounting sleeve is provided with a lower limiting protrusion at a position corresponding to the limiting groove, and the limiting groove is plugged into and matched with the lower limiting protrusion.

4. The slide rail-free display screen column according to claim 2 or 3, characterized in that: The lower end of the lower mounting sleeve is provided with an accommodating position for accommodating the constant force spring, and the accommodating position is in an N shape.

5. The slide rail-free display screen column according to claim 3, characterized in that: An upper mounting sleeve is installed on the upper end of the fixed column, and a plurality of mounting ridges are provided inside the upper mounting sleeve. The mounting ridges are sequentially arranged at intervals along the circumference of the upper mounting sleeve, and each mounting ridge contacts and cooperates with the lifting column.

6. The slide rail-free display screen column according to claim 5, characterized in that: The upper mounting sleeve is provided with an upper limit protrusion at a position corresponding to the limiting groove, and the upper limit protrusion is slidably fitted in the limiting groove.

7. The rail-free display screen column according to claim 5 or 6, characterized in that: The upper mounting sleeve and the lower mounting sleeve are both POM sleeves.

8. The rail-free display screen column according to any one of claims 1, 2, 3, 5 or 6, characterized in that: The column body also includes an outer telescopic assembly, which is arranged on the outside of the inner lifting assembly. The outer telescopic assembly includes a lower sleeve and an upper sleeve slidably sleeved on the lower sleeve. The upper end of the upper sleeve is provided with an opening. The lifting column body and the mounting bracket are installed together through a connecting piece, and one end of the connecting piece is installed on the lifting column body through the opening.

9. The slide rail-free display screen column according to claim 8, characterized in that: The inner side wall of the lower sleeve is provided with a plurality of abutting ridges, each of the abutting ridges is arranged along the axial direction of the lower sleeve, and each of the abutting ridges abuts against the outer side wall of the fixing column respectively.

10. The slide rail-free display screen column according to claim 9, characterized in that: The abutting convex strips are arranged in pairs back to back.

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