Anti-static seat

Abstract

The utility model discloses an anti-static seat, which belongs to the technical field of seats and comprises a support frame, support bases are arranged on two sides of the support frame, a height adjusting component is arranged in the middle of the support frame, a seat body is arranged at the upper end of the height adjusting component, and handles are arranged on two sides of the seat body. The height adjusting assembly is arranged in the middle of the bottom of the supporting frame, the fixing pin is pressed to enable the first reset spring to be stored in the storage groove, the seat body is pressed by hands to enable the return spring to be compressed, and the ground lead is arranged inside the height adjusting assembly, the supporting block is arranged in the middle of the bottom of the supporting frame, the movable groove is formed in the middle of the supporting block, and the ground assembly is arranged in the middle of the movable groove. The seat body moves downwards, the movable rod moves upwards under the elastic force effect of the return spring, the seat body is adjusted to the proper height and stops, the fixing pin moves back under the effect of the first reset spring, the fixing pin is clamped into the pin hole, rapid fixing of the movable rod is achieved, and the seat body is convenient to adjust, time-saving and labor-saving.

Description

Technical Field

[0001] The utility model belongs to the technical field of seats, and in particular relates to an antistatic seat. Background Art

[0002] In some special production and office environments, such as electronic component production workshops, people often accumulate static electricity in their bodies due to clothing, climate, friction, etc. in their daily lives. When they suddenly touch metal electronic components during the production process or at work, the static electricity on their bodies may cause damage or even burn the electronic components.

[0003] Chinese patent application No. 202121844833.8 discloses a multifunctional anti-static chair, including a seat body, an anti-static component, a height adjustment component and a retractable desktop component, wherein the seat body includes a seat and a support base, the height adjustment component includes a support tube, a pull-out support rod and a telescopic adjustment tube, and the anti-static component includes a connecting rod and a grounding wire. The utility model belongs to the technical field of anti-static products, and specifically provides a seat body itself in a grounded state, and the fixed rod and the support base are set as conductive materials, which can not only achieve the anti-static effect, but also eliminate the negative effects of static electricity with the grounding wire, and enhance the strength and support of the seat body. The height adjustment component manually adjusts the height according to the needs of the user and is fixed by a pull-out support rod, while the retractable desktop component can realize the multifunctional anti-static seat that can pull out the table board when needed for easy use, and can be stored and hidden when not needed, and does not take up space.

[0004] The above-mentioned patent has the following problems when used: the height adjustment is troublesome, time-consuming and labor-intensive, causing inconvenience in use; meanwhile, the grounding wire has a simple structure and has a poor contact problem, which affects use. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an anti-static chair, which has the characteristics of height adjustment and portability, and stable grounding of the grounding wire.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-static chair, comprising a support frame, support bases are arranged on both sides of the support frame, a height adjustment assembly is arranged in the middle of the support frame, a seat body is arranged at the upper end of the height adjustment assembly, handles are arranged on both sides of the seat body, a grounding wire is arranged inside the height adjustment assembly, a support block is arranged in the middle of the bottom of the support frame, a movable groove is arranged in the middle of the support block, and a grounding assembly is arranged in the middle of the movable groove.

[0007] Preferably, the height adjustment assembly includes a movable rod, a fixed pin, a receiving groove, a return assembly, a pin hole, a return spring and a sleeve, wherein a sleeve is arranged in the middle of the upper end of the support frame, the middle of the sleeve is movably connected with the movable rod, the lower ends of both sides of the movable rod are arranged with receiving grooves, the interior of the receiving grooves is arranged with a return spring, a fixed pin is arranged on the side of the return spring, a return assembly is arranged between the support block and the bottom of the movable rod, and a plurality of pin holes are arranged on both sides of the sleeve.

[0008] Preferably, limiting protrusions are provided at both ends of the movable rod, both ends of the limiting protrusions are slidably connected to the sleeve, and a plurality of reinforcing ribs are provided around the bottom of the sleeve and between the support frame.

[0009] Preferably, the return assembly comprises a fixing ring and a return spring, wherein the upper and lower ends of the return spring are both provided with fixing rings.

[0010] Preferably, the grounding component includes a limit block, two return springs, a fixed plate, a sliding rod and a grounding block, wherein a fixed plate is arranged in the middle of the movable groove, a sliding rod is slidingly connected in the middle of the fixed plate, a grounding block is arranged at the lower end of the sliding rod, a limit block is arranged at the upper end of the sliding rod, and a return spring two is nested on the surface of the sliding rod located between the limit block and the fixed plate.

[0011] Preferably, the grounding block always extends out of the bottom of the supporting block under the elastic force of the second reset spring.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a height adjustment component. The fixing pin is pressed to retract the return spring into the storage groove. The seat body is pressed by hand to compress the return spring to move the seat body downward. The movable rod moves upward under the elastic force of the return spring. The seat body is adjusted to a suitable height and stops. The fixing pin moves back under the action of the return spring. The fixing pin is stuck in the pin hole to achieve rapid fixing of the movable rod. The seat body is portable for adjustment, saving time and effort.

[0014] 2. The utility model is provided with a grounding assembly, and the elastic force of the second reset spring causes the limit block to drive the slide bar to move downward, and the grounding block at the lower end of the slide bar moves downward and contacts the ground, ensuring that the grounding wire is grounded stably, avoiding poor contact, and facilitating the grounding wire to eliminate the influence of static electricity. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the height adjustment component structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the return assembly of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the grounding component of the utility model;

[0019] In the figure: 1. seat body; 2. handle; 3. support base; 4. support frame; 5. height adjustment assembly; 51. movable rod; 52. fixing pin; 53. storage slot; 54. return assembly; 541. fixing ring; 542. return spring; 55. pin hole; 56. reset spring 1; 57. sleeve; 58. limit protrusion; 6. grounding wire; 7. support block; 8. movable slot; 9. grounding assembly; 91. limit block; 92. reset spring 2; 93. fixing plate; 94. slide bar; 95. grounding block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: an anti-static chair, comprising a support frame 4, support bases 3 are arranged on both sides of the support frame 4, a height adjustment component 5 is arranged in the middle of the support frame 4, a seat body 1 is arranged on the upper end of the height adjustment component 5, handles 2 are arranged on both sides of the seat body 1, a grounding wire 6 is arranged inside the height adjustment component 5, a support block 7 is arranged in the middle of the bottom of the support frame 4, a movable groove 8 is arranged in the middle of the support block 7, and a grounding component 9 is arranged in the middle of the movable groove 8.

[0023] Specifically, the height adjustment component 5 includes a movable rod 51, a fixed pin 52, a receiving groove 53, a return assembly 54, a pin hole 55, a return spring 56 and a sleeve 57, wherein a sleeve 57 is arranged in the middle of the upper end of the support frame 4, the middle of the sleeve 57 is movably connected with the movable rod 51, the lower ends of both sides of the movable rod 51 are arranged with receiving grooves 53, the interior of the receiving grooves 53 is arranged with a return spring 56, the side of the return spring 56 is arranged with a fixed pin 52, the return assembly 54 is arranged between the support block 7 and the bottom of the movable rod 51, and a plurality of pin holes 55 are arranged on both sides of the sleeve 57.

[0024] By adopting the above technical solution, the fixing pin 52 is pressed to retract the return spring 56 into the storage groove 53, and the seat body 1 is pressed by hand to compress the return spring 542 to move the seat body 1 downward. The seat body 1 is adjusted to a suitable height and stops. The fixing pin 52 moves back under the action of the return spring 56, and the fixing pin 52 is stuck in the pin hole 55, so that the movable rod 51 is quickly fixed, and the seat body 1 is easy to adjust.

[0025] Specifically, limiting protrusions 58 are provided at both ends of the movable rod 51 , and both ends of the limiting protrusions 58 are slidably connected to the sleeve 57 . A plurality of reinforcing ribs are provided around the bottom of the sleeve 57 and between the support frame 4 .

[0026] By adopting the above technical solution, it is ensured that the movable rod 51 moves stably and does not rotate, and it is ensured that the sleeve 57 is firmly fixed on the support frame 4.

[0027] Specifically, the return assembly 54 includes a fixing ring 541 and a return spring 542 , wherein the fixing ring 541 is disposed at both the upper and lower ends of the return spring 542 .

[0028] By adopting the above technical solution, the movable rod 51 moves upward under the elastic force of the return spring 542, making the upward adjustment more labor-saving.

[0029] When the present embodiment is used, the fixing pin 52 is pressed to store the return spring 56 in the storage groove 53, the seat body 1 is pressed by hand to compress the return spring 542, and the seat body 1 moves downward. The movable rod 51 moves upward under the elastic force of the return spring 542, and the seat body 1 is adjusted to a suitable height and stops. The fixing pin 52 moves back under the action of the return spring 56, and the fixing pin 52 is stuck in the pin hole 55, so that the movable rod 51 is quickly fixed. The seat body 1 is portable and adjustable, and the grounding wire 6 at the bottom of the movable rod 51 is anti-static, which is convenient to use.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that the grounding component 9 includes a limit block 91, a return spring 92, a fixed plate 93, a slide rod 94 and a grounding block 95, wherein a fixed plate 93 is arranged in the middle of the movable groove 8, a slide rod 94 is slidably connected in the middle of the fixed plate 93, a grounding block 95 is arranged at the lower end of the slide rod 94, a limit block 91 is arranged at the upper end of the slide rod 94, and a return spring 92 is nested on the surface of the slide rod 94 located between the limit block 91 and the fixed plate 93.

[0032] By adopting the above technical solution, the elastic force of the reset spring 2 92 causes the limit block 91 to drive the slide bar 94 to move downward, and the grounding block 95 at the lower end of the slide bar 94 moves downward to contact the ground, ensuring that the grounding wire 6 is stably grounded, avoiding poor contact, and facilitating the grounding wire 6 to eliminate the influence of static electricity.

[0033] Specifically, the grounding block 95 always extends out of the bottom of the supporting block 7 under the elastic force of the second return spring 92 .

[0034] By adopting the above technical solution, the grounding block 95 is moved downward to contact the ground, thereby ensuring that the grounding wire 6 is grounded stably, avoiding poor contact, and facilitating the grounding wire 6 to eliminate the influence of static electricity.

[0035] When this embodiment is used, the elastic force of the return spring 2 92 causes the limit block 91 to drive the slide bar 94 to move downward, and the grounding block 95 at the lower end of the slide bar 94 moves downward to contact the ground, ensuring that the grounding wire 6 is stably grounded, avoiding poor contact, and facilitating the grounding wire 6 to eliminate the influence of static electricity.

[0036] The working principle and use process of the utility model: when the utility model is used, the fixing pin 52 is pressed to make the return spring 56 retract into the storage groove 53, the seat body 1 is pressed by hand to compress the return spring 542, so that the seat body 1 moves down, and the movable rod 51 moves up under the elastic force of the return spring 542, the seat body 1 is adjusted to a suitable height and stops, the fixing pin 52 moves back under the action of the return spring 56, and the fixing pin 52 is stuck in the pin hole 55, so that the movable rod 51 is quickly fixed, the seat body 1 is adjustable and portable, and the grounding wire 6 at the bottom of the movable rod 51 is anti-static, which is convenient to use; the elastic force of the return spring 92 causes the limit block 91 to drive the slide bar 94 to move down, and the grounding block 95 at the lower end of the slide bar 94 moves down and contacts the ground, ensuring that the grounding wire 6 is stably grounded, avoiding poor contact, and facilitating the grounding wire 6 to eliminate the influence of static electricity.

[0037] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-static chair, comprising a support frame, characterized in that: The support frame is provided with support bases on both sides, a height adjustment component is provided in the middle of the support frame, a seat body is provided at the upper end of the height adjustment component, handles are provided on both sides of the seat body, a grounding wire is provided inside the height adjustment component, a support block is provided in the middle of the bottom of the support frame, a movable groove is provided in the middle of the support block, and a grounding component is provided in the middle of the movable groove; The height adjustment assembly includes a movable rod, a fixed pin, a receiving groove, a return assembly, a pin hole, a return spring 1 and a sleeve, wherein a sleeve is arranged in the middle of the upper end of the support frame, the middle of the sleeve is movably connected with the movable rod, the lower ends of both sides of the movable rod are arranged with receiving grooves, the interior of the receiving grooves is arranged with a return spring 1, the side of the return spring 1 is arranged with a fixed pin, the return assembly is arranged between the support block and the bottom of the movable rod, and a plurality of pin holes are arranged on both sides of the sleeve; The grounding component includes a limit block, two return springs, a fixed plate, a sliding rod and a grounding block, wherein a fixed plate is arranged in the middle of the movable groove, a sliding rod is slidingly connected in the middle of the fixed plate, a grounding block is arranged at the lower end of the sliding rod, a limit block is arranged at the upper end of the sliding rod, and a return spring two is embedded on the surface of the sliding rod between the limit block and the fixed plate.

2. The antistatic chair according to claim 1, characterized in that: The two ends of the movable rod are provided with limiting protrusions, the two ends of the limiting protrusions are slidably connected with the sleeve, and a plurality of reinforcing ribs are arranged around the bottom of the sleeve and between the supporting frame.

3. The antistatic chair according to claim 1, characterized in that: The return assembly comprises a fixing ring and a return spring, wherein the upper and lower ends of the return spring are both provided with fixing rings.

4. The antistatic chair according to claim 1, characterized in that: The grounding block always extends out of the bottom of the supporting block under the elastic force of the second return spring.

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