CN220463779U - Operating bench - Google Patents

Abstract

The utility model relates to the technical field of mechanical equipment, and discloses an operation rack, which comprises a first panel, a second panel and a first ratchet mechanism; one end of the first ratchet mechanism is rotatably connected with one end of the first panel, and the other end of the first ratchet mechanism is rotatably connected with one end of the second panel; the first ratchet mechanism is provided with a first use state for fixing the first panel and the second panel on the same plane and a second use state for fixing the first panel and the second panel on two ends of the first ratchet mechanism in parallel. The first use state and the second use state can be suitable for different testing conditions and hardware, have better supporting and fixing functions for different types and different sizes of hardware products, and avoid waste of experimental fields and spaces when different operation tables are used.

Description

Operating bench

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to an operation rack.

Background

After the production of hardware products such as vehicle doors, some experiments and tests are required to be performed on the operation rack, so that the operation rack meeting the test conditions is generated.

However, with the increasing variety and number of hardware products, the related operation racks cannot be applied to different test conditions and hardware, so that precious experimental space is wasted greatly, and more operation racks are required to be arranged.

Disclosure of Invention

In view of this, the present utility model provides an operation rack to solve the problem that the related operation rack cannot be applied to different test conditions and hardware, and the precious space of the experimental field is wasted greatly.

The utility model provides an operation rack, which comprises a first panel, a second panel and a first ratchet mechanism, wherein the first panel is connected with the second panel; one end of the first ratchet mechanism is rotatably connected with one end of the first panel, and the other end of the first ratchet mechanism is rotatably connected with one end of the second panel; the first ratchet mechanism is provided with a first use state for fixing the first panel and the second panel on the same plane, and a second use state for fixing the first panel and the second panel on two ends of the first ratchet mechanism in parallel.

When the first ratchet mechanism is in a first use state, the first panel and the second panel are fixed on the same plane, and when the first ratchet mechanism is in a second use state, the first panel and the second panel are fixed at two ends of the first ratchet mechanism in parallel, and the first use state and the second use state can be suitable for different testing conditions and hardware, have better supporting and fixing effects on hardware products of different types and different sizes, and avoid waste of experimental fields and spaces when different operation tables are used; and in the first use state, the first panel and the second panel are positioned on the same plane, so that the space occupied by the operation rack is further reduced, and the operation rack is convenient to store. The first ratchet mechanism can fix the first panel and the second panel at the position with an included angle according to the characteristics of the first ratchet mechanism, so that the first ratchet mechanism is suitable for fixing hardware products with special shapes such as a certain radian or inclined arrangement, and the use scope of the operation bench is further widened.

In an alternative embodiment, the first ratchet mechanism comprises a pair of support bars and two pairs of ratchet assemblies, wherein the pair of support bars are arranged between the first panel and the second panel and are respectively positioned at two sides of the first panel and the second panel; the ratchet wheel assemblies are respectively connected between one ends of the support rods and two sides of one end of the first panel; the other pair of ratchet wheel components are respectively connected between the other ends of the pair of support rods and two sides of one end of the second panel.

The pair of support rods can be used for spacing the first panel and the second panel when in the second use state, hardware to be tested can be arranged between the first panel and the second panel, and the hardware to be tested can be limited and fixed in the length direction of the support rods, so that a good limiting and fixing effect is achieved. And a group of ratchet components are connected at both ends of the support rod, and the first panel and the second panel can be limited and fixed, so that the first panel and the second panel are fixed at angles corresponding to the support rod.

In an alternative embodiment, the ratchet assembly includes a ratchet and a jack; the ratchet is connected to the end part of the supporting rod; the jack teeth are movably arranged on the first panel or the second panel and comprise a limiting surface for limiting the ratchet to rotate around a first direction and a guiding surface for guiding the ratchet to rotate around a second direction; wherein the first direction is opposite to the second direction.

The arrangement of the guide surface on the jack teeth ensures that the first panel and the support rod can only rotate around the first direction, and when the first panel and the support rod rotate around the second direction, the jack teeth need to be moved so as to be moved out from between two adjacent ratchets to rotate.

In an alternative embodiment, the ratchet assembly further comprises a stop pin telescopically coupled to the guide surface, having a first position protruding from the guide surface to stop rotation of the ratchet teeth about the second direction, and a second position retracted into the guide surface.

When the limiting square pin is positioned at the first position of the protruding guide surface, the rotation in the second direction can be limited, and the limiting square pin is matched with the jack to limit the rotation in the first direction and the rotation in the second direction so as to limit and fix the first panel and the second panel. When the limit square pin is positioned at the second position of the retraction guide surface, only the jack teeth can limit the rotation in the first direction, and the jack teeth can be moved to cancel the limit on the first direction so as to realize the rotation in the first direction.

In an alternative embodiment, the support bar includes a first bar body and a second bar body; the first rod body is provided with a chute along the length direction, and one end of the first rod body is rotatably connected with the first panel through the ratchet wheel assembly; the second rod body is in sliding connection in the chute, and one end far away from the first rod body is rotatably connected with the second panel through the ratchet assembly.

The sliding connection of the first rod body and the second rod body can change the distance between the first panel and the second panel, and is suitable for products to be tested with different sizes.

In an alternative embodiment, a third panel and hinge structure are also included; a third panel disposed between the first panel and the second panel; a hinge structure rotatably connecting the third panel and the first panel; when the first ratchet mechanism is in the first use state, the first panel is located above the second panel.

The third panel can naturally droop between the first panel and the second panel when the first ratchet mechanism is in the first use state, so that the whole operation area of the operation panel is increased; the third panel can be stored at the side part of the first panel when the first ratchet mechanism is in the second use state, and enough space is provided for the top of the operation panel so as to accommodate hardware products to be tested with different sizes.

In an alternative embodiment, a first hinge groove is formed at one end of the first panel, a second hinge groove is correspondingly formed at one end of the third panel, and the first hinge groove is correspondingly arranged with the second hinge groove; the hinge structure includes a first hinge and a second hinge; one end of the first hinge piece is rotatably connected in the first hinge groove, and the other end of the first hinge piece is provided with a hinge end in a protruding mode; one end of the second hinge piece is rotatably connected in the second hinge groove, the other end of the second hinge piece is provided with a third hinge groove, and the hinge end is rotatably connected in the third hinge groove.

The hinge structure is matched with the first hinge groove and the second hinge groove to form a hidden hinge, and the first ratchet mechanism is not excessively exposed outside when in a first use state and a second use state. And the cooperation of first articulated elements and second articulated elements for rotation angle between first panel and the second panel is very big, and first panel can carry out 360 rotations for the second panel.

In an alternative embodiment, the second panel is provided with a mounting hole, and the operating platform further comprises a fourth panel and a second ratchet mechanism, wherein the fourth panel is rotatably connected with the top wall or the side wall of the mounting hole through the second ratchet mechanism; the fourth panel can rotate to a corresponding angle according to the requirement and is fixed at the required angle through the second ratchet mechanism, so that the part of the product to be detected is conveniently and correspondingly supported.

In an alternative embodiment, the operating platform further comprises a fixing rope, a fixing groove and a hook; the fixing rope is connected to one side of the first panel and/or the second panel in a drawable manner; the fixing groove is correspondingly arranged on the other side of the first panel and/or the second panel; the hook is connected to one end of the fixing rope and is suitable for being detachably connected with the fixing groove.

The fixing rope, the fixing groove and the hook can be used for winding and fixing the product to be tested.

In an alternative embodiment, the device further comprises a pair of leg assemblies respectively arranged at two sides of the second panel and positioned at one end far away from the first ratchet mechanism; the leg assembly includes a first leg and a second leg; one end of the first supporting leg is rotatably connected with the second panel, and the other end of the first supporting leg is provided with a first supporting inclined plane; one end of the second supporting leg is rotatably connected with the second panel, and the other end of the second supporting leg is provided with a second supporting inclined plane; wherein the first leg and the second leg have supporting positions separated from each other to be fixed at both sides of the second panel and supported on the ground by the first supporting inclined surface and the second supporting inclined surface; and a storage position adjacent to each other to be stored in a side portion of the second panel.

When the first ratchet mechanism is in the first use state, the first supporting leg and the second supporting leg are in supporting positions, so that the supporting stability of the operation panel can be improved. When the first ratchet mechanism is in the second use state, the first supporting leg and the second supporting leg can be in storage positions, and the top of the first panel and the bottom of the second panel can be used as support parts of the operation rack to form a stable support effect.

In an alternative embodiment, the first support leg comprises a connecting groove distributed along the length direction, the second support leg is rotatably arranged in the connecting groove, and one end of the second support leg provided with the second support inclined surface is suitable for being abutted against the groove bottom of the connecting groove when in the storage position.

The setting of spread groove both can be convenient for accomodate of first landing leg and second landing leg, still can carry out spacingly to the rotation of first landing leg and second landing leg, prevents to take place crookedly between first landing leg and the second landing leg and influences the supporting effect.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a first view of a second operating platform according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1A;

FIG. 3 is an enlarged partial schematic view of B in FIG. 1;

FIG. 4 is an enlarged partial schematic view of C in FIG. 1;

FIG. 5 is a schematic view illustrating a second view of a second operation rack according to an embodiment of the present utility model;

FIG. 6 is a schematic view illustrating a third view of a second usage state of an operation rack according to an embodiment of the present utility model;

FIG. 7 is an enlarged partial schematic view of D in FIG. 6;

FIG. 8 is a partial cross-sectional view of an operator's station according to an embodiment of the present utility model;

FIG. 9 is an enlarged partial schematic view of E in FIG. 8;

FIG. 10 is a schematic view of a first view angle of a first operation rack according to an embodiment of the present utility model;

FIG. 11 is an enlarged partial schematic view of F in FIG. 10;

FIG. 12 is a schematic view of a second view of a first use state of an operation rack according to an embodiment of the present utility model;

FIG. 13 is an enlarged partial schematic view of G of FIG. 12;

FIG. 14 is a partial schematic view of a first ratchet mechanism of an operating rack according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a first panel; 101. a first hinge groove; 2. a second panel; 201. a mounting hole; 3. a first ratchet mechanism; 301. a support rod; 3011. a first rod body; 3012. a second rod body; 302. a ratchet assembly; 3021. a ratchet; 3022. jack teeth; 30221. a limiting surface; 30222. a guide surface; 3023. a limit square pin; 4. a third panel; 401. a second hinge groove; 5. a hinge structure; 501. a first hinge; 502. a second hinge; 6. a fourth panel; 7. a hook; 8. a fixing groove; 9. a leg assembly; 901. a first leg; 902. a second leg; 10. and (5) testing a product.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiments of the present utility model are described below with reference to fig. 1 to 14.

According to an embodiment of the present utility model, there is provided an operation stand including a first panel 1, a second panel 2, and a first ratchet mechanism 3; one end of the first ratchet mechanism 3 is rotatably connected with one end of the first panel 1, and the other end is rotatably connected with one end of the second panel 2; the first ratchet mechanism 3 has a first use state in which the first panel 1 and the second panel 2 are fixed on the same plane, and a second use state in which the first panel 1 and the second panel 2 are fixed in parallel to both ends of the first ratchet mechanism 3.

When the first ratchet mechanism 3 is in a first use state, the first panel 1 and the second panel 2 are fixed on the same plane, when the first ratchet mechanism 3 is in a second use state, the first panel 1 and the second panel 2 are fixed at two ends of the first ratchet mechanism 3 in parallel, the first use state and the second use state can be suitable for different testing conditions and hardware, and the first ratchet mechanism has better supporting and fixing effects on hardware products of different types and different sizes, so that waste of experimental fields and space is avoided when different operation tables are used; in the first use state, the first panel 1 and the second panel 2 are positioned on the same plane, so that the space occupied by the operation rack is further reduced, and the operation rack is convenient to store; in the second use state, the first panel 1 and the second panel 2 are arranged on two sides of the first ratchet mechanism 3 in parallel, and can accommodate large products 10 to be tested such as vehicle doors. In the second use state shown in fig. 1, a large product 10 to be tested such as a car door or the like may be hung on the first panel 1 and disposed between the first panel 1 and the second panel 2; in the first use condition shown in fig. 10, the first panel 1 is supported at a higher position above the second panel 2, and the small product 10 to be tested can be directly hung on the first panel 1; but the safety of the large-sized product 10 to be tested such as a car door when being hung on the first panel 1 in the first use state is low, and the risk of falling and injuring the tester exists. The first ratchet mechanism 3 can fix the first panel 1 and the second panel 2 at the position with an included angle according to the characteristics of the first ratchet mechanism, so that the first ratchet mechanism is suitable for fixing hardware products with special shapes such as a certain radian or inclined arrangement, and the use scope of the operation rack is further widened.

In one embodiment, as shown in fig. 6, the first ratchet mechanism 3 includes a pair of support rods 301 and two pairs of ratchet assemblies 302, the pair of support rods 301 being disposed between the first panel 1 and the second panel 2 and being located on both sides of the first panel 1 and the second panel 2, respectively; a pair of ratchet assemblies 302 respectively connected between one ends of the pair of support rods 301 and both sides of one end of the first panel 1; another pair of ratchet assemblies 302 are respectively connected between the other ends of the pair of support rods 301 and both sides of one end of the second panel 2, as shown in fig. 6.

When the pair of support rods 301 is in the second use state, the first panel 1 and the second panel 2 can be spaced in parallel, the product 10 to be tested can be placed between the first panel 1 and the second panel 2, and the product to be tested is fixedly connected to the first panel 1 and/or the second panel 2 through the hooks 7 and the fixing ropes, and the product to be tested in different sizes in the length direction of the support rods 301 is limited and fixed, so that the support rods have good fixing and limiting effects. The pair of support rods 301 can also fix the first panel 1 and the second panel 2 in a plane in the first use state, and the two ends of the support rods 301 are connected with a group of ratchet assemblies 302, so that the first panel 1 and the second panel 2 can be fixed in a limiting manner, and the first panel 1 and the second panel 2 are fixed at angles corresponding to the support rods 301.

As an alternative embodiment, the first ratchet mechanism 3 may include two pairs of ratchet assemblies 302, and two sides of the first panel 1 and two sides of the second panel 2 are rotatably connected by the pair of ratchet assemblies 302, respectively.

In one embodiment, as shown in fig. 14, the ratchet assembly 302 includes ratchet teeth 3021 and jack teeth 3022; a ratchet 3021 attached to the end of the support rod 301; the jack 3022 is movably arranged on the first panel 1 and the second panel 2, and the ratchet 3021 is arranged at two ends of the supporting rod; the jack gear 3022 includes a limiting surface 30221 for limiting rotation of the ratchet gear 3021 in the first direction, and a guiding surface 30222 for guiding rotation of the ratchet gear 3021 in the second direction; wherein the first direction is opposite to the second direction.

As shown in fig. 14, the guiding surface 30222 on the jack 3022 is configured such that the first panel 1 and the supporting rod 301 can rotate only around the first direction, and when rotating around the second direction, the jack 3022 needs to be pulled out axially or the ratchet 3021 needs to be pulled out, so that the jack 3022 can be pulled out from between two adjacent ratchet 3021 to rotate. Specifically, the ratchet 3021 may be convexly disposed at the end of the first panel 1 or the second panel 2, the end of the supporting rod 301 is correspondingly provided with a ratchet slot, the ratchet 3021 is rotatably disposed in the ratchet slot, and the jack 3022 is movably connected to the slot wall of the ratchet slot. Alternatively, the ratchet 3021 may be disposed at the outer periphery of the end of the support rod 301 in a protruding manner, and the corresponding first panel 1 or second panel 2 is provided with a ratchet slot, where the ratchet 3021 is rotatably disposed in the ratchet slot, and the jack 3022 is movably connected to the slot wall of the ratchet slot.

As an alternative embodiment, the ratchet assembly 302 may also include a ratchet 3021 and a jack 3022, where the ratchet 3021 is connected to the first panel 1 or the second panel 2, and the jack 3022 is movably disposed on the support rod 301.

In one embodiment, the ratchet assembly 302 further includes a stop square pin 3023, the stop square pin 3023 being telescopically coupled to the guide surface 30222 with a first position protruding from the guide surface 30222 to stop rotation of the ratchet 3021 about the second direction and a second position retracted into the guide surface 30222.

When the limit square pin 3023 is located at the first position of the protruding guiding surface 30222, the rotation in the second direction can be limited, and the rotation in the first direction and the rotation in the second direction can be limited by matching with the jack 3022, so that the first panel 1 and the second panel 2 can be limited and fixed. When the limit square pin 3023 is in the second position of the retraction guide surface 30222, only the jack 3022 can limit the rotation in the first direction, and the limit on the first direction can be canceled by moving the jack 3022, so as to realize the rotation in the first direction.

Specifically, the power mechanism is further included, the power output end is connected with the limiting square pin 3023, and the telescopic movement of the limiting square pin 3023 can be controlled. The power structure can be a motor or an oil cylinder or an air cylinder.

In one embodiment, as shown in fig. 2 and 9, the support bar 301 includes a first bar 3011 and a second bar 3012; the first rod 3011 is provided with a chute along the length direction, and one end of the first rod 3011 is rotatably connected with the first panel 1 through a ratchet assembly 302; the second rod 3012 is slidably connected in the chute, and an end remote from the first rod 3011 is rotatably connected to the second panel 2 via a ratchet assembly 302. The sliding groove can be a T-shaped groove, and the second rod body 3012 is correspondingly arranged as a T-shaped block; alternatively, the sliding groove may be a wedge groove, and the second rod 3012 is correspondingly configured as a wedge block. Alternatively, the first rod 3011 is provided with a sliding hole along the length direction, and the second rod 3012 is slidably disposed in the sliding hole. The first rod 3011 is provided with a first connecting hole, the first connecting hole is communicated with the chute, the second rod 3012 is provided with a plurality of second connecting holes along the length direction at intervals, and the fastener penetrates through the first connecting hole and is connected with different second connecting holes so as to fix the first panel 1 and the second panel 2 at different distances.

The sliding connection of the first rod 3011 and the second rod 3012 can change the distance between the first panel 1 and the second panel 2, so as to be suitable for products 10 to be tested with different sizes. When the first ratchet mechanism 3 is in the first use state, the overall height of the operation table frame can be adjusted according to the requirement. When the first ratchet mechanism 3 is in the second use state, the width between the first panel 1 and the second panel 2 can be adjusted as required. Specifically, when the first ratchet mechanism 3 is in the first use state, a damping structure or a positioning mechanism needs to be disposed between the first rod 3011 and the second rod 3012, so as to fix the first rod 3011 and the second rod 3012 at a desired height. When the first ratchet mechanism 3 is in the second use state, a damping structure or a positioning mechanism can be arranged between the first rod 3011 and the second rod 3012 to increase the stability of the operating platform.

In one embodiment, a third panel 4 and a hinge structure 5 are also included; the third panel 4 is arranged between the first panel 1 and the second panel 2; the hinge structure 5 rotatably connects the third panel 4 with the first panel 1; wherein, when the first ratchet mechanism 3 is in the first use state, the first panel 1 is located above the second panel 2.

The third panel 4 can naturally droop between the first panel 1 and the second panel 2 when the first ratchet mechanism 3 is in the first use state, so that the whole operation area of the operation panel is increased; the third panel 4 can be stored at the side of the first panel 1 when the first ratchet mechanism 3 is in the second use state, so as to provide enough space for the top of the operation panel to accommodate hardware products to be tested with different sizes.

In one embodiment, as shown in fig. 3 and 7, one end of the first panel 1 is provided with a first hinge groove 101, one end of the third panel 4 is correspondingly provided with a second hinge groove 401, and the first hinge groove 101 is correspondingly arranged with the second hinge groove 401; the hinge structure 5 comprises a first hinge 501 and a second hinge 502; one end of the first hinge member 501 is rotatably connected in the first hinge groove 101, and the other end is convexly provided with a hinge end; one end of the second hinge 502 is rotatably connected in the second hinge groove 401, and the other end is provided with a third hinge groove, and the hinge end is rotatably connected in the third hinge groove.

The hinge structure 5 forms a hidden hinge by being matched with the first hinge groove 101 and the second hinge groove 401, and the first ratchet mechanism 3 is not excessively exposed to the outside when being in the first use state and the second use state. And the cooperation of the first hinge 501 and the second hinge 502 makes the rotation angle between the first panel 1 and the third panel 4 large, and the first panel 1 can rotate 360 ° relative to the third panel 4.

Specifically, the first hinge 501 and the first panel 1 rotate about a first rotation axis, the second hinge 502 and the third panel 4 rotate about a second rotation axis, and the first hinge 501 and the second hinge 502 rotate about a third rotation axis.

In one embodiment, as shown in fig. 1, the second panel 2 is provided with a mounting hole 201, and the operating platform further includes a fourth panel 6 and a second ratchet mechanism, and the fourth panel 6 is rotatably connected with a top wall or a side wall of the mounting hole 201 through the second ratchet mechanism; the fourth panel 6 can be rotated to a corresponding angle according to the need, and is fixed at the required angle through the second ratchet mechanism, so that the part of the product 10 to be tested can be supported correspondingly.

In one embodiment, as shown in fig. 4, the operation rack further comprises a fixing rope, a fixing groove 8 and a hook 7; the fixing rope is connected to one side of the first panel 1 and/or the second panel 2 in a drawable manner; the fixing groove 8 is correspondingly arranged on the other side of the first panel 1 and/or the second panel 2; the hook 7 is connected to one end of the fixing rope and is adapted to be detachably connected to the fixing groove 8. The fixing rope, the fixing groove 8 and the hook 7 are arranged, so that the product 10 to be tested can be wound and fixed. The securing cord may be an elastic cord. The side parts of the first panel 1 and/or the second panel 2 can be provided with rotating wheels, the fixed ropes are wound on the rotating wheels, the rotating wheels are connected with the side parts of the first panel 1 and/or the second panel 2 through torsion springs, and the drawn fixed ropes can be automatically retracted under the action of the elasticity of the torsion springs.

In one embodiment, as shown in fig. 4 and 10, the device further comprises a pair of leg assemblies 9 respectively arranged at two sides of the second panel 2 and positioned at one end far from the first ratchet mechanism 3; the leg assembly 9 includes a first leg 901 and a second leg 902; one end of the first supporting leg 901 is rotatably connected with the second panel 2, and the other end is provided with a first supporting inclined plane; one end of the second leg 902 is rotatably connected with the second panel 2, and the other end is provided with a second supporting inclined plane; wherein the first leg 901 and the second leg 902 have supporting positions separated from each other to be fixed to both sides of the second panel 2 and supported on the ground by the first supporting inclined surface and the second supporting inclined surface, as shown in fig. 10; and storage positions close to each other to be stored in the side portions of the second panel 2, as shown in fig. 4.

When the first ratchet mechanism 3 is in the first use state, the first leg 901 and the second leg 902 are in the supporting position, so that the supporting stability of the operation panel can be increased. When the first ratchet mechanism 3 is in the second use state, the first support leg 901 and the second support leg 902 can be in the storage position, and the top of the first panel 1 and the bottom of the second panel 2 can be used as support parts of the operation rack, so that a stable support effect is formed.

In one embodiment, the first leg 901 includes a connecting groove distributed along the length direction, the second leg 902 is rotatably disposed in the connecting groove, and an end of the second leg 902 provided with the second supporting inclined surface is adapted to abut against the bottom of the connecting groove when in the storage position.

The setting of spread groove both can be convenient for accomodate of first landing leg 901 and second landing leg 902, still can carry out spacingly to the rotation of first landing leg 901 and second landing leg 902, prevents to take place crookedly between first landing leg 901 and the second landing leg 902 and influences the supporting effect.

Specifically, in this embodiment, the first panel 1, the second panel 2, the third panel 4 and the fourth panel 6 may be provided with a plurality of heat dissipation holes, which not only can reduce the weight of the first panel 1, the second panel 2, the third panel 4 and the fourth panel 6, but also can ensure that the product 10 to be tested has a good heat dissipation effect in the testing process. The lower end of the second panel 2 is also rotatably connected with a supporting plate, and the supporting plate can be supported between the first panel 1 and the second panel 2 when the first ratchet mechanism 3 is in the second use state, so that the supporting effect of the first ratchet mechanism and the second ratchet mechanism is further enhanced. Both sides of the top of the first panel 1 and both sides of the bottom of the second panel 2 are provided with supporting seats in a protruding manner, so that the first panel and the second panel are supported on the same plane in the second use state.

The folding process of the operation table frame in the present embodiment from the first use state shown in fig. 10 to the second use state shown in fig. 1 includes:

one end of the first ratchet mechanism 3 and the second panel 2 are rotated, and then the other end of the first ratchet mechanism 3 and the first panel 1 are rotated until the top of the first panel 1 and the bottom of the second panel 2 are supported on the same plane; rotating the third panel 4 and accommodating the third panel 4 on one side of the first panel 1; the fourth panel 6 is rotated to a corresponding angle to form a convex operating platform to fold the operating platform into the state shown in fig. 1.

The process of adjusting the operation table frame in the present embodiment from the second usage state shown in fig. 1 to the first usage state shown in fig. 10 includes: first, the first leg 901 and the second leg 902 are adjusted from the storage position to the supporting position; counter-rotating the fourth panel 6 again to lie in the same plane as the second panel 2 or maintaining the existing angle of the fourth panel 6 as shown in fig. 10; one end of the first ratchet mechanism 3 and the second panel 2 are rotated in sequence, and the other end of the second ratchet mechanism and the first panel 1 are rotated, so that the first panel 1 is adjusted to be in the same plane with the second panel 2, and then the third panel 4 is adjusted to a naturally drooping position, and the adjustment of the state shown in fig. 10 is completed.

Although embodiments of the present utility model have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the appended claims.

Claims (9)

1. An operating rack, comprising:

a first panel (1);

a second panel (2);

a first ratchet mechanism (3), one end of which is rotatably connected with one end of the first panel (1) and the other end of which is rotatably connected with one end of the second panel (2);

the first ratchet mechanism (3) is provided with a first use state for fixing the first panel (1) and the second panel (2) on the same plane, and a second use state for fixing the first panel (1) and the second panel (2) at two ends of the first ratchet mechanism (3) in parallel;

the first ratchet mechanism (3) comprises:

a pair of support rods (301) arranged between the first panel (1) and the second panel (2) and positioned on both sides of the first panel (1) and the second panel (2), respectively;

two pairs of ratchet assemblies (302), wherein one pair of ratchet assemblies (302) is respectively connected between one end of one pair of supporting rods (301) and two sides of one end of the first panel (1); the other pair of ratchet wheel components (302) are respectively connected between the other ends of the pair of support rods (301) and two sides of one end of the second panel (2).

2. The handling rack according to claim 1, wherein the ratchet assembly (302) comprises:

a ratchet (3021) connected to an end of the support rod (301);

the jack tooth (3022) is movably arranged on the first panel (1) or the second panel (2) and comprises a limiting surface (30221) for limiting the rotation of the ratchet tooth (3021) around a first direction and a guiding surface (30222) for guiding the rotation of the ratchet tooth (3021) around a second direction;

wherein the first direction is opposite to the second direction.

3. The handling rack according to claim 2, wherein the ratchet assembly (302) further comprises a stop square pin (3023), the stop square pin (3023) being telescopically coupled to the guide surface (30222) with a first position protruding from the guide surface (30222) to stop the ratchet (3021) from rotating about the second direction, and a second position retracted to the guide surface (30222).

4. The handling bench according to claim 1, characterized in that said support bar (301) comprises:

a first rod body (3011) provided with a chute along the length direction, and one end of the first rod body is rotatably connected with the first panel (1) through the ratchet assembly (302);

the second rod body (3012) is connected in the sliding groove in a sliding way, and one end far away from the first rod body (3011) is rotatably connected with the second panel (2) through the ratchet assembly (302).

5. The handling gantry of claim 1, further comprising:

a third panel (4) disposed between the first panel (1) and the second panel (2);

-a hinge structure (5) rotatably connecting said third panel (4) with said first panel (1);

when the first ratchet mechanism (3) is in the first use state, the first panel (1) is located above the second panel (2).

6. The operation bench according to claim 5, wherein one end of the first panel (1) is provided with a first hinge groove (101), one end of the third panel (4) is correspondingly provided with a second hinge groove (401), and the first hinge groove (101) is correspondingly arranged with the second hinge groove (401);

the hinge structure (5) comprises:

a first hinge member (501) having one end rotatably connected to the first hinge groove (101) and the other end provided with a hinge end protruding therefrom;

and one end of the second hinge piece (502) is rotatably connected in the second hinge groove (401), the other end of the second hinge piece is provided with a third hinge groove, and the hinge end is rotatably connected in the third hinge groove.

7. The handling bench according to any of claims 1 to 6, characterized in that said second panel (2) is provided with a mounting hole (201), said handling bench further comprising a fourth panel (6) and a second ratchet mechanism, said fourth panel (6) being rotatably connected with a top wall or a side wall of said mounting hole (201) by means of said second ratchet mechanism;

and/or the operation rack further comprises a fixed rope, a fixed groove (8) and a hook (7); the fixing rope is connected to one side of the first panel (1) and/or the second panel (2) in a drawable manner; the fixing groove (8) is correspondingly arranged on the other side of the first panel (1) and/or the second panel (2); the hook (7) is connected to one end of the fixing rope and is suitable for being detachably connected with the fixing groove (8).

8. The operating bench according to any of claims 1 to 6, further comprising a pair of leg assemblies (9) respectively disposed on both sides of the second panel (2) and located at an end remote from the first ratchet mechanism (3);

the leg assembly (9) comprises:

a first supporting leg (901), one end of which is rotatably connected with the second panel (2), and the other end of which is provided with a first supporting inclined plane;

a second supporting leg (902), one end of which is rotatably connected with the second panel (2), and the other end of which is provided with a second supporting inclined plane;

wherein the first leg (901) and the second leg (902) have supporting positions separated from each other to be fixed on both sides of the second panel (2) and supported on the ground by the first supporting inclined surface and the second supporting inclined surface; and a storage position adjacent to each other so as to be stored in a side portion of the second panel (2).

9. The handling rack according to claim 8, characterized in that the first leg (901) comprises a connecting groove provided with a longitudinal distribution, the second leg (902) is rotatably arranged in the connecting groove, and the end of the second leg (902) provided with the second supporting inclined surface is adapted to abut against the bottom of the connecting groove in the storage position.